1 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
3 * reload.h (reg_equiv_invariant): Declare.
4 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
5 register also when reg_equiv_invariant[R] is set.
7 2005-12-07 Richard Sandiford <richard@codesourcery.com>
8 Andreas Tobler <a.tobler@schweiz.ch>
10 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
12 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
14 * tree-ssa-pre.c (bitmap_set_and): New function.
15 (bitmap_set_and_compl): New function.
16 (bitmap_set_empty_p): New function.
17 (insert_extra_phis): New function.
18 (compute_avail): Use insert_extra_phis.
20 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
22 * config/s390/s390.c (s390_expand_atomic): New function.
23 Adjust comment of helper functions.
24 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
25 * config/s390/s390.md ("ATOMIC"): New code macro.
26 ("atomic"): Corresponding new code attribute.
27 ("sync_lock_test_and_set[hq]i",
28 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
30 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
32 * config/s390/s390.c (s390_expand_mask_and_shift,
33 struct alignment_context, init_alignment_context,
34 s390_expand_cs_hqi): New.
35 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
36 * config/s390/s390.md ("sync_compare_and_swaphi",
37 "sync_compare_and_swapqi"): New pattern.
39 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
41 Fix PR tree-optimization/25291
42 * tree-ssa-operands.c (add_call_clobber_ops): Remove
43 redundant and crashing check.
45 2005-12-08 Alan Modra <amodra@bigpond.net.au>
48 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
49 tests further when !strict && reload_in_progress.
50 (print_operand): Check that both operands of indexed address are regs.
51 (print_operand_address): Likewise.
52 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
53 (INT_REG_OK_FOR_BASE_P): Correct.
55 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
57 Preparation for PR rtl-optimization/20070 / part1
58 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
59 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
61 (outgoing_edges_match): Use condjump_equiv_p.
62 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
64 * struct-equiv.c: New file.
65 (death_notes_match_p) New function, broken out of insns_match_p.
66 * Makefile.in (OBJS-common): Add struct-equiv.o.
67 (struct-equiv.o): New target.
69 2005-12-07 Richard Sandiford <richard@codesourcery.com>
71 * coretypes.h: Revert previous change.
72 * config/darwin.h: Revert previous reversion.
73 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
75 2005-12-07 Richard Sandiford <richard@codesourcery.com>
77 * coretypes.h (section): Provide dummy definition for target files.
78 * config/darwin.h: Revert previous change.
80 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
82 * doc/sourcebuild.texi (all.build, install-normal): Remove.
83 * configure.ac: Remove all.build and install-normal from target_list
84 * configure: Regenerate.
85 * Makefile.in (install): Don't depend on install-normal.
87 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
89 * Makefile.in: Document the use of stamps.
91 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
93 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
94 * Makefile.in: Add code to compute some dependencies on s-gtype
95 automatically. Remove the declaration of those dependencies.
97 2005-12-07 Richard Sandiford <richard@codesourcery.com>
99 * gcc/reload.c (push_secondary_reload): Fix typo:
100 s/insn_constraint/scratch_constraint/.
102 2005-12-07 Richard Sandiford <richard@codesourcery.com>
104 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
106 2005-12-07 Richard Sandiford <richard@codesourcery.com>
108 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
109 (alpha_elf_select_rtx_section): Return the selected section rather
110 than emitting assembly code.
111 (alpha_write_linkage): Emit a ".link" directive directly and then
112 set in_section to NULL.
113 (vms_asm_out_constructor): Use switch_to_section.
114 (vms_asm_out_destructor): Likewise.
115 (unicosmk_output_common): Set in_section to NULL instead of calling
116 the dummy common_section function.
117 (unicosmk_text_section): Delete in favor of...
118 (unicosmk_output_text_section_asm_op): ...this new function.
119 (unicosmk_data_section): Delete in favor of...
120 (unicosmk_output_data_section_asm_op): ...this new function.
121 (unicosmk_init_sections): New function.
122 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
123 (unicosmk_output_ssib): Set in_section to NULL instead of calling
124 the dummy ssib_section function.
125 (unicosmk_section_buf): Delete.
126 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
127 (unicosmk_data_section): Delete.
128 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
129 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
130 (SECTION_FUNCTION_TEMPLATE): Delete.
131 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
132 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
133 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
134 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
135 (TARGET_ASM_INIT_SECTIONS): Define.
136 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
137 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
138 (link_section, literals_section): Delete.
139 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
140 set in_section to NULL.
142 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
143 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
144 (COMMON_SECTION): Delete.
145 (TARGET_ASM_INIT_SECTIONS): Define.
146 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
147 the dummy common_section function.
148 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
149 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
150 between readonly_data_section and text_section to check whether
151 read-only data is being put in the text section.
152 (arm_output_function_epilogue): Use switch_to_section.
153 (arm_elf_asm_constructor): Likewise.
154 (thumb_call_via_reg): Replace call to in_text_section with
155 a comparison between in_section and text_section.
156 (arm_file_end): Use switch_to_section.
157 (aof_text_section): Delete in favor of...
158 (aof_output_text_section_asm_op): ...this new function.
159 (aof_data_section): Delete in favor of...
160 (aof_output_data_section_asm_op): ...this new function.
161 (aof_asm_init_sections): New function.
162 (zero_init_section): Moved from config/arm/aof.h.
163 (aof_dump_imports, aof_file_start): Use switch_to_section.
164 * config/arm/arm.h (thumb_call_via_label): Update comment.
165 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
166 (common_section): Delete.
167 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
168 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
169 global switch_to_section function instead of the old port-local one.
170 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
171 (SWITCH_TO_SECTION_FUNCTION): Delete.
172 (drectve_section): Redefine as a macro.
173 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
174 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
177 * config/avr/avr.c (progmem_section): New variable.
178 (avr_output_progmem_section_asm_op): New function.
179 (avr_asm_init_sections): New function.
180 (avr_output_addr_vec_elt): Use switch_to_section.
181 * config/avr/avr.h (progmem_section): Declare.
182 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
183 (READONLY_DATA_SECTION): Delete.
184 (TARGET_ASM_INIT_SECTIONS): Define.
185 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
186 * config/avr/avr-protos.h (progmem_section): Delete.
188 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
190 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
191 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
193 * config/darwin-sections.def: New file.
194 * config/darwin.c: Define all sections in darwin-sections.def.
195 (output_objc_section_asm_op, darwin_init_sections): New functions.
196 (machopic_output_indirection): Use switch_to_section.
197 (machopic_select_section): Return the selected section rather than
198 emitting assembly code. Replace the static function table with
199 inline conditional expressions. Update the tests of last_text_section
200 and move them into the FUNCTION_DECL block.
201 (machopic_select_rtx_section): Return the selected section rather than
202 emitting assembly code.
203 (machopic_asm_out_constructor, machopic_asm_out_destructor)
204 (darwin_file_end): Use switch_to_section.
205 * config/darwin.h: Use darwin-sections.def to declare sections.
206 (INIT_SECTION_ASM_OP): Remove empty definition.
207 (HAS_INIT_SECTION): Define this instead.
208 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
209 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
210 (TARGET_ASM_EH_FRAME_SECTION): Delete.
211 (TARGET_ASM_INIT_SECTIONS): Define.
212 * config/darwin-protos.h (darwin_init_sections): Declare.
213 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
214 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
215 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
216 (constructor_section, destructor_section, mod_init_section): Delete.
217 (mod_term_section): Delete.
218 (darwin_exception_section, darwin_eh_frame_section): Delete.
219 (machopic_select_section): Return a section.
220 (machopic_select_rtx_section): Likewise.
221 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
222 (const_section, const_coal_section, const_data_section): Delete.
223 (const_data_coal_section, data_coal_section, cstring_section): Delete.
224 (literal4_section, literal8_section, constructor_section): Delete.
225 (mod_init_section, mod_term_section, destructor_section): Delete.
226 (objc_class_section, objc_meta_class_section, objc_category_section)
227 (objc_class_vars_section, objc_instance_vars_section): Delete.
228 (objc_cls_meth_section, objc_inst_meth_section): Delete.
229 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
230 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
231 (objc_symbols_section, objc_module_info_section): Delete.
232 (objc_image_info_section, objc_protocol_section): Delete.
233 (objc_string_object_section, objc_constant_string_object_section)
234 (objc_class_names_section, objc_meth_var_names_section): Delete.
235 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
236 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
237 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
238 (darwin_exception_section, darwin_eh_frame_section): Delete.
239 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
241 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
242 (frv_asm_out_destructor): Likewise.
243 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
244 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
245 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
247 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
248 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
249 (data_section): Delete.
251 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
252 (DRECTVE_SECTION_FUNCTION): Delete.
253 (drectve_section): Redefine as a macro that sets in_section after
254 emitting the directive.
255 (SWITCH_TO_SECTION_FUNCTION): Delete.
256 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
257 in_text_section with comparison between in_section and text_section.
258 * config/i386/i386.c (x86_64_elf_select_section): Return the section
259 rather than emitting assembly code. Use get_named_section.
260 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
262 (machopic_output_stub): Use switch_to_section.
263 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
264 (nwld_named_section_asm_out_destructor): Use get_section and
267 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
268 rather than emitting assembly code.
269 (ia64_rwreloc_select_section): Likewise.
270 (ia64_rwreloc_select_rtx_section): Likewise.
271 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
272 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
274 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
275 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
277 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
278 section rather than emitting assembly code.
279 (iq2000_select_section): Likewise.
280 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
281 (sbss_section): Delete.
283 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
284 and get_named_section.
285 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
287 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
288 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
289 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
290 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
292 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
293 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
294 global switch_to_section function instead of the old port-local one.
295 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
296 (SWITCH_SECTION_FUNCTION): Delete.
297 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
298 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
299 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
300 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
302 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
303 global switch_to_section function instead of the old port-local one.
304 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
306 * config/mips/mips.c (mips_file_start): Update comment.
307 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
308 (mips_output_aligned_decl_common): Use switch_to_section.
309 (mips_select_rtx_section): Return the section rather than emitting
310 assembly code. Use get_named_section.
311 (mips_function_rodata_section: Likewise get_section.
312 (build_mips16_function_stub): Use switch_to_section.
313 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
314 (SDATA_SECTION_ASM_OP): Delete.
315 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
316 (EXTRA_SECTION_FUNCTIONS): Delete.
318 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
319 (mmix_asm_output_aligned_local): Use switch_to_section.
321 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
322 (som_one_only_readonly_data_section): New variables.
323 (pa_output_function_epilogue): Set in_section to NULL instead of
324 calling forget_section.
325 (output_deferred_plabels): Use select_section.
326 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
327 of calling forget_section.
328 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
329 (pa_asm_output_aligned_local): Use select_section.
330 (som_text_section_asm_op): Delete in favor of...
331 (som_output_text_section_asm_op): ...this new function.
332 (pa_som_asm_init_sections): New function.
333 (pa_select_section): Return the section rather than emitting
335 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
336 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
337 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
338 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
339 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
340 (som_readonly_data_section, som_one_only_readonly_data_section)
341 (som_one_only_data_section, forget_section): Delete.
342 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
343 (TARGET_ASM_INIT_SECTIONS): Define.
344 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
346 * config/rs6000/rs6000.c (read_only_data_section): New variable.
347 (private_data_section, read_only_private_data_section): New variables.
348 (sdata2_section, toc_section): New variables.
349 (rs6000_file_start): Use switch_to_section.
350 (rs6000_assemble_integer): Use comparisons against in_section
351 instead of calling in_toc_section and in_text_section. Use
352 unlikely_text_section_p.
353 (rs6000_elf_output_toc_section_asm_op): New function, derived
354 from the old rs6000/sysv4.h toc_section function.
355 (rs6000_elf_asm_init_sections): New function.
356 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
357 the section rather than emitting assembly code.
358 (machopic_output_stub): Use switch_to_section.
359 (toc_section): Delete dummy function.
360 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
361 switch_to_section and get_section.
362 (rs6000_xcoff_output_readonly_section_asm_op): New function.
363 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
364 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
365 the old rs6000/xcoff.h toc_section function.
366 (rs6000_xcoff_asm_init_sections): New function.
367 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
368 the section rather than emitting assembly code.
369 (rs6000_xcoff_file_start): Use switch_to_section.
370 (rs6000_xcoff_file_end): Likewise.
371 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
372 (sdata2_section, sbss_section, private_data_section): Delete.
373 (read_only_data_section, read_only_private_data_section): Delete.
374 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
375 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
376 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
377 (FINI_SECTION_FUNCTION): Delete.
378 (TARGET_ASM_INIT_SECTIONS): Define.
379 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
380 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
381 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
382 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
383 (READONLY_DATA_SECTION): Delete.
384 (TARGET_ASM_INIT_SECTIONS): Define.
385 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
386 to NULL rather than no_section.
387 (TARGET_ASM_EXCEPTION_SECTION): Delete.
389 * config/sh/sh.c (sh_file_start): Use switch_to_section.
391 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
392 (sparc_output_deferred_case_vectors): Likewise. Remove argument
393 from call to current_function_section.
395 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
396 (bss100_section): New variable.
397 (xstormy16_asm_output_aligned_common): Use switch_to_section.
398 (xstormy16_asm_init_sections): New function.
399 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
400 switch_to_section and get_section.
401 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
402 from calls to current_function_section.
403 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
404 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
405 (TARGET_ASM_INIT_SECTIONS): Define.
406 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
408 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
409 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
410 (FINI_SECTION_FUNCTION): Delete.
412 * config/v850/v850.c: Include gt-v850.h.
413 (rosdata_section, rozdata_section, tdata_section, zdata_section)
414 (zbss_section): New variables.
415 (v850_output_aligned_bss): Use switch_to_section.
416 (v850_asm_init_sections): New function.
417 (v850_select_section): Return the section rather than emitting
419 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
420 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
421 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
422 (TARGET_ASM_INIT_SECTIONS): Define.
423 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
424 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
425 (zbss_section): Delete.
427 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
429 * config/vx-common.h (vxworks_exception_section): Delete.
430 (TARGET_ASM_EXCEPTION_SECTION): Delete.
432 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
433 section rather than emitting assembly code.
434 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
437 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
438 * coretypes.h (section): New union and typedef.
439 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
440 from call to current_function_section.
441 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
442 (dbxout_symbol_location): Use switch_to_section.
443 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
444 most of the code into...
445 (default_eh_frame_section): ...here. Return a section.
446 (collect2_eh_frame_section): Delete, moving most of the code into..
447 (switch_to_eh_frame_section): ...this new function.
448 (debug_info_section, debug_abbrev_section, debug_aranges_section)
449 (debug_macinfo_section, debug_line_section, debug_loc_section)
450 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
452 (output_call_frame_info): Call switch_to_eh_frame_section instead of
453 eh_frame_section. Use switch_to_section and get_section.
454 (dwarf2out_begin_prologue): Use switch_to_section.
455 (AT_string_form): Check the flags in debug_str_section instead of
456 DEBUG_STR_SECTION_FLAGS.
457 (output_comp_unit): Use switch_to_section, get_section, and
459 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
460 (dwarf2out_begin_block): Use switch_to_section. Remove argument
461 from call to current_function_section.
462 (dwarf2out_var_location): Use unlikely_text_section_p.
463 (dwarf2out_source_line): Use switch_to_section. Remove argument
464 from call to current_function_section.
465 (dwarf2out_start_source_file, dwarf2out_end_source_file)
466 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
467 debug_macinfo_section.
468 (dwarf2out_init): Initialize the new section variables. Use them
469 instead of calls to named_section_flags. Use switch_to_section.
470 (output_indirect_string): Use switch_to_section and debug_str_section.
471 (dwarf2out_finish): Use switch_to_section and the new section
473 * except.c (default_exception_section): Return the section instead
474 of emitting assembly code.
475 (output_function_exception_table): Use the global exception_section
476 variable instead of the target hook. Use switch_to_section. Remove
477 argument from call to current_function_section.
478 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
479 (shorten_branches): Use pointer comparisons to detect whether the
480 text section is the same as readonly_data_section.
481 (profile_function): Use switch_to_section. Remove argument from
482 call to current_function_section.
483 (final_scan_insn): Likewise. Update use of last_text_section.
484 * gengtype.c (open_base_files): Add an include of output.h.
485 * output.h (text_section, data_section, readonly_data_section)
486 (ctors_section, dtors_section, bss_section, init_section)
487 (fini_section, sdata_section): Turn into section pointers.
488 (in_text_section, in_unlikely_text_section, exports_section)
489 (drectve_section, named_section, mergeable_string_section)
490 (last_text_section_name): Delete.
491 (default_exception_section, default_eh_frame_section): Return sections.
492 (SECTION_DECLARED, SECTION_NAMED): New macros.
493 (SECTION_MACH_DEP): Bump value.
494 (section_common, named_section, unnamed_section): New structures.
495 (unnamed_section_callback): New typedef.
496 (section): New union.
497 (sbss_section, exception_section, eh_frame_section): New variables.
498 (in_section, last_text_section): Turn into section pointers.
499 (get_unnamed_section, get_section, get_named_section): New functions.
500 (mergeable_constant_section, function_section): Return a section.
501 (unlikely_text_section): Likewise.
502 (current_function_section): Likewise. Remove the decl argument.
503 (unlikely_text_section_p, switch_to_section): New functions.
504 (output_section_asm_op): New function.
505 (set_named_section_flags, named_section_flags, named_section_real)
506 (named_section_first_declaration): Delete.
507 (default_select_section, default_elf_select_section): Return a section.
508 (default_elf_select_section_1, default_function_rodata_section)
509 (default_no_function_rodata_section, default_select_rtx_section)
510 (default_elf_select_rtx_section): Likewise.
511 * rtl.h (in_data_section): Delete.
512 * sdbout.c (sdbout_one_type): Use switch_to_section.
513 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
514 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
515 (TARGET_ASM_EH_FRAME_SECTION): Poison.
516 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
517 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
518 (TARGET_ASM_OUT): Update after above changes.
519 * target.h (init_sections): New hook.
520 (exception_section, eh_frame_section): Delete.
521 (select_section, select_rtx_section, function_rodata_section): Return
522 a section rather than emitting assembly code.
523 * varasm.c (text_section, data_section, readonly_data_section)
524 (ctors_section, dtors_section, bss_section, init_section)
525 (fini_section): Turn into section pointers.
526 (sdata_section, sbss_section, exception_section): New variables.
527 (eh_frame_section): New variable.
528 (in_section): Make global and turn into a section pointer.
529 (last_text_section): Turn into a section pointer.
530 (unnamed_sections): New variable.
531 (in_named_name, last_text_section_name): Delete.
532 (EXTRA_SECTION_FUNCTIONS): Delete.
533 (in_named_entry): Delete.
534 (section_htab): New variable, replacing...
535 (in_named_htab): ...this deleted variable.
536 (section_entry_eq, section_entry_hash): New functions, based on...
537 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
538 (get_unnamed_section, get_section): New functions.
539 (unlikely_text_section): Return a section instead of emitting
541 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
542 (get_named_section_flags, named_section_first_declaration): Delete.
543 (unlikely_text_section_p): New function.
544 (named_section_real, named_section): Delete.
545 (get_named_section): New function.
546 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
547 (function_section): Return a section rather than emitting
549 (current_function_section): Likewise. Remove argument. Use
550 last_text_section if nonnull, otherwise use function_section.
551 (default_function_rodata_section): Return a section rather than
552 emitting assembly code. Use get_section.
553 (default_no_function_rodata_section): Return a section rather than
554 emitting assembly code.
555 (variable_section): Use switch_to_section and get_named_section.
556 (mergeable_string_section): Return a section rather than emitting
557 assembly code. Use get_section. Make static. Don't take special
558 countermeasures for empty strings.
559 (mergeable_constant_section): Return a section rather than emitting
560 assembly code. Use get_section.
561 (default_named_section_asm_out_destructor): Use switch_to_section
563 (default_dtor_section_asm_out_destructor): Use switch_to_section.
564 (default_named_section_asm_out_constructor): Use switch_to_section
566 (default_ctor_section_asm_out_constructor): Use switch_to_section.
567 (assemble_start_function): Likewise. Set last_text_section to
568 NULL rather than no_section. Change the type of save_section.
569 (assemble_zeros, assemble_variable): Use the section flags to detect
570 whether or not a section is text.
571 (assemble_static_space): Use switch_to_section.
572 (assemble_trampoline_template): Likewise.
573 (output_constant_def_contents): Use switch_to_section and
575 (output_constant_pool_1): Use switch_to_section. Use the section
576 flags to see whether sections contain mergeable data.
577 (init_varasm_once): Initialize section_htab instead of in_named_htab.
578 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
579 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
580 whether a section has already been declared.
581 (default_select_section, default_elf_select_section): Return a
582 section rather than emitting assembly code.
583 (default_elf_select_section_1): Likewise. Use bss_section for
584 SECCAT_BSS if nonnull. Use get_named_section.
585 (default_select_rtx_section): Return a section rather than
586 emitting assembly code.
587 (default_elf_select_rtx_section): Likewise. Use get_named_section.
588 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
589 (output_section_asm_op, switch_to_section): New functions.
590 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
593 * doc/tm.texi: Expand the introduction to the sections documentation.
594 (TRAMPOLINE_SECTION): Document new interface.
595 (SDATA_SECTION_ASM_OP): Document new macro.
596 (READONLY_DATA_SECTION): Delete.
597 (SDATA_SECTION_ASM_OP): Document new macro.
598 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
599 (TARGET_ASM_INIT_SECTIONS): Document new hook.
600 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
601 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
602 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
604 2005-12-07 Alan Modra <amodra@bigpond.net.au>
606 * gcc.c (init_gcc_specs): Match braces inside conditionally
609 2005-12-06 Geoffrey Keating <geoffk@apple.com>
611 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
613 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
616 * tree.c (integer_all_onesp): Always return true if all bits on.
618 * testsuite/g++.dg/init/array0.C: New.
620 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
622 * doc/md.texi: Adapt to implementation.
624 2005-12-06 Andreas Schwab <schwab@suse.de>
626 * opts.c (decode_options): Fix typo in message.
628 2005-12-06 Alan Modra <amodra@bigpond.net.au>
631 * longlong.h: Merge PPC tests from upstream.
633 2005-12-06 Richard Guenther <rguenther@suse.de>
635 * fold-const.c (fold_convert): Do not build and fold
636 CONVERT_EXPR, but always use NOP_EXPR.
638 2005-12-06 Jan Beulich <jbeulich@novell.com>
640 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
641 __builtin_ia32_paddq and __builtin_ia32_subq.
642 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
643 __builtin_ia32_pshufw.
644 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
646 2005-12-05 James E Wilson <wilson@specifix.com>
649 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
652 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
654 * print-tree.c (print_node): Ditto.
655 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
656 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
657 before accessing DECL_ARTIFICIAL.
658 Handle new tag tree codes.
659 * tree-flow-inline.h (clear_call_clobbered): Update for tag
661 (unmodifiable_var_p): Ditto.
662 * tree-flow.h (mem_tag_kind): Remove.
663 (struct var_ann_d): Remove mem_tag_kind member.
664 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
665 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
666 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
667 (group_aliases): Ditto.
668 (setup_pointers_and_addressables): Ditto.
669 (is_escape_site): Ditto.
670 (may_alias_p): Ditto.
671 (create_tag_raw): New function.
672 (create_memory_tag): Use it.
673 (dump_alias_info): Update for tags.
674 (may_be_aliased): Ditto.
675 (add_type_alias): Ditto.
676 (new_type_alias): Ditto.
678 (create_structure_vars): Ditto.
679 * tree-ssa-ccp.c (get_default_value): Ditto.
680 * tree-ssa-operands.c (get_expr_operands): Ditto.
681 (add_stmt_operand): Ditto.
682 (add_call_clobber_ops): Remove duplicated condition.
683 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
685 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
686 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
687 * tree.c (init_ttree): Update structures for new tree codes.
688 (tree_code_size): Update sizes for new tree codes.
689 (make_node_stat): Don't try to set common things on minimal
691 (tree_node_structure): Update for tags.
692 (is_global_var): Ditto.
693 * tree.def: Add new tree codes.
694 * tree.h (MTAG_P): New macro.
695 (TREE_MEMORY_TAG_CHECK): Ditto.
696 (SSA_VAR_P): Update for tags.
697 (struct tree_memory_tag): New structure.
698 (MTAG_GLOBAL): New macro.
699 (union tree_node): Add memory tag member.
700 * treestruct.def (TS_MEMORY_TAG): New.
702 2005-12-05 Dale Johannesen <dalej@apple.com>
704 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
705 what was approved (PR 24323).
707 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
709 * doc/c-tree.texi (Function Bodies): Remove description of
712 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
714 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
715 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
716 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
717 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
718 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
721 2005-12-05 Geoffrey Keating <geoffk@apple.com>
723 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
725 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
726 hook_bool_void_false.
727 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
728 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
730 * config/darwin.c (machopic_select_section): It's not defined
731 as weak if it's only marked as weak_import.
733 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
736 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
737 A hidden weak object does bind locally. Strong linkonce data
738 counts like any other strong symbol for binding.
739 (weak_finish_1): Don't specially handle weakrefs, they no longer
741 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
742 * c-common.c (handle_alias_attribute): Allow static aliases
744 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
745 * gthr-dce.h: Make weakrefs static.
746 * gthr-tpf.h: Likewise.
747 * gthr-solaris.h: Likewise.
748 * gthr-posix.h: Likewise.
749 * gthr-posix95.h: Likewise.
750 * config/darwin.c (darwin_encode_section_info): static weakref
751 variables are not necessarily defined in this translation unit.
752 * doc/extend.texi (Function Attributes): Mention that an alias
753 attribute creates a definition for the thing it's attached to.
754 Change the documentation for weakref to say that the thing
755 it's attached to must be static.
757 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
758 we don't go into an infinite loop.
760 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
762 * config/rs6000/predicates.md (logical_const_operand): Split
763 out of logical_operand.
764 (logical_operand): Use it.
765 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
766 logical_const_operand.
768 2005-12-05 Jan Beulich <jbeulich@novell.com>
770 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
771 and IX86_BUILTIN_CMPNESS.
772 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
773 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
774 * config/i386/i386.md (movti_internal): Correct type attribute.
775 Simplify mode attribute.
776 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
777 Correct type attribute.
778 (absxf2): Correct operator.
779 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
780 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
781 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
783 (sse2_vmsqrtv2df2): Correct mode attribute.
785 2005-12-05 Jan Beulich <jbeulich@novell.com>
787 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
788 16 bits. Provide insn pattern for this case.
790 2005-12-05 Jan Beulich <jbeulich@novell.com>
792 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
794 (__popcountDI2): Likewise.
796 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
799 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
800 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
801 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
804 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
806 * c-typeck.c (null_pointer_constant_p): New function.
807 (build_conditional_expr, build_c_cast, convert_for_assignment,
808 build_binary_op): Use it.
810 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
812 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
813 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
815 (check_function_arguments_recurse): Allow both NOP_EXPR and
816 CONVERT_EXPR but check conversions preserve precision.
817 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
818 but check conversions preserve precision.
819 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
822 2005-12-04 Roger Sayle <roger@eyesopen.com>
825 * common.opt (Wstring-literal-comparison): New command line option.
826 * c-opts.c (c_common_handle_option): Set it with -Wall.
827 * c-typeck.c (parser_build_binary_op): Issue warning if either
828 operand of a comparison operator is a string literal, except for
829 testing equality or inequality against NULL.
831 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
833 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
835 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
836 of building a NOP_EXPR.
837 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
839 * c-convert.c (convert): Use fold_convert instead of building
840 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
841 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
843 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
844 NOP_EXPR the same as CONVERT_EXPR.
845 * c-typeck.c (build_function_call): Use fold_convert instead of
846 building a NOP_EXPR directly.
847 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
849 2005-12-03 Alan Modra <amodra@bigpond.net.au>
851 PR rtl-optimization/25197
852 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
855 2005-12-02 Stuart Hastings <stuart@apple.com>
857 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
860 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
862 * c-typeck.c (default_function_array_conversion,
863 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
864 (build_conditional_expr): Apply integer_zerop to orig_op1 and
865 orig_op2. Don't check them for NOP_EXPR.
866 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
869 2005-12-03 Alan Modra <amodra@bigpond.net.au>
871 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
872 toc_save_offset, toc_size, lr_size.
873 (rs6000_stack_info): Use memset rather than bss struct copy to init.
874 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
875 Adjust for removal of unused rs6000_stack_t fields.
876 (debug_stack_info): Adjust.
877 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
878 first, and don't bother checking for set/inc of lr on sibcalls.
879 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
881 2005-12-02 Jakub Jelinek <jakub@redhat.com>
884 * config/i386/i386.md (movqi_1): Only force imovx for alternative
885 5 if operand 1 is not aligned. Undo previous constraint change.
886 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
888 2005-12-02 Richard Guenther <rguenther@suse.de>
890 * tree.h (build): Remove prototype.
891 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
892 * tree.c (build): Remove.
893 (build0_stat): Update comment.
895 2005-12-02 Richard Guenther <rguenther@suse.de>
897 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
898 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
900 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
901 maybe_fold_offset_to_component_ref): Likewise.
902 * tree-ssa-dom.c (thread_across_edge,
903 simplify_rhs_and_lookup_avail_expr,
904 find_equivalent_equality_comparison, record_equivalences_from_stmt):
906 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
907 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
908 lower_try_finally_switch): Likewise.
909 * tree-if-conv.c (add_to_dst_predicate_list,
910 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
911 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
912 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
913 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
914 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
915 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
916 gimplify_init_ctor_eval, gimplify_init_constructor,
917 gimplify_variable_sized_compare, gimplify_boolean_expr,
918 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
919 gimplify_expr, gimplify_body, gimplify_function_tree,
920 force_gimple_operand): Likewise.
921 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
922 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
923 mx_register_decls): Likewise.
924 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
925 get_frame_field, finalize_nesting_tree_1): Likewise.
926 * tree-inline.c (setup_one_parameter): Likewise.
927 * tree-vect-transform.c (vectorizable_condition): Likewise.
928 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
930 * tree-profile.c (tree_gen_edge_profiler): Likewise.
931 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
932 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
933 * tree-chrec.h (build_polynomial_chrec): Likewise.
935 2005-12-02 Richard Guenther <rguenther@suse.de>
937 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
938 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
939 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
940 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
941 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
942 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
943 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
945 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
946 sh_adjust_unroll_max): Likewise.
947 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
948 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
949 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
951 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
953 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
956 2005-12-02 Richard Guenther <rguenther@suse.de>
958 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
959 simplify_cond_using_ranges): Use buildN instead of build.
960 * tree-tailcall.c (adjust_accumulator_values,
961 adjust_return_value): Likewise.
962 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
963 generate_element_copy, generate_element_zero,
964 generate_one_element_init): Likewise.
965 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
966 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
967 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
968 perfect_nestify): Likewise.
970 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
972 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
974 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
976 * ggc.h (GGC_RESIZEVEC): New.
978 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
980 * gcc.c (execute): Improve readability.
982 2005-12-02 Richard Guenther <rguenther@suse.de>
984 * tree-cfg.c (mark_used_vars): New function.
985 (dump_function_to_file): Dump only used VAR_DECLs.
987 2005-12-02 Richard Guenther <rguenther@suse.de>
989 * convert.c (convert_to_integer): Fix compare for nonpositive
990 constant to use tree_int_cst_sgn <= 0.
992 2005-12-02 Richard Guenther <rguenther@suse.de>
994 * convert.c (convert_to_integer): Use fold_convert instead
995 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
996 instead of comparing against 0. Use build_int_cst instead
997 of converting integer_zero_node.
999 2005-12-02 Richard Guenther <rguenther@suse.de>
1001 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
1004 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1007 * combine.c (simplify_logical <IOR>): Simplify more patterns to
1010 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1013 * function.c (expand_function_end): Emit blockage for unwinder
1016 2005-12-01 Roger Sayle <roger@eyesopen.com>
1018 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
1019 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
1020 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
1021 integer constant comparisons.
1023 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
1024 Janis Johnson <janis187@us.ibm.com>
1025 David Edelsohn <dje@watson.ibm.com>
1026 Ben Elliston <bje@au.ibm.com>
1028 * dfp.h, dfp.c: New files.
1029 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
1030 (DECNUM_H): Likewise.
1031 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
1032 (INCLUDES): Append $(DECNUMINC).
1033 (OBJS-common): Add dfp.o.
1035 * real.h (EXP_BITS): Pinch one bit to ..
1036 (struct real_value): Add decimal field.
1037 (real_format): Change table size, update documentation.
1038 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
1039 (real_from_string3): Declare.
1040 (decimal_single_format): Declare.
1041 (decimal_double_format): Declare.
1042 (decimal_quad_format): Declare.
1043 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
1044 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
1045 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
1046 * real.c: Include dfp.h.
1047 (normalize): Early return for decimal floats.
1048 (do_add): Zero decimal field.
1049 (do_compare): Call do_decimal_compare for decimal floats.
1050 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
1051 (real_arithmetic): Call decimal_real_arithmetic for decimal
1052 floating point operands.
1053 (real_identical): If a and b are of differing radix, return false.
1054 (real_to_integer): Call decimal_real_to_integer if the value is a
1056 (real_to_integer2): Likewise, call decimal_real_to_integer2.
1057 (real_to_decimal): Likewise, call decimal_real_to_decimal.
1058 (real_to_hexadecimal): Place "N/A" in the return string for
1060 (real_from_string3): New variant, given a mode.
1061 (real_maxval): Use decimal_real_maxval for decimal floats.
1062 (round_for_format): Use decimal_round_for_format for decimals.
1063 (real_convert): Use decimal_real_convert where appropriate.
1064 (significand_size): Handle base 10.
1065 (encode_decimal_single, decode_decimal_single,
1066 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
1067 decode_decimal_quad): New functions.
1068 (decimal_single_format): New.
1069 (decimal_double_format): New.
1070 (decimal_quad_format): New.
1071 * machmode.def: Add SD, DD and TD decimal floating point modes.
1072 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
1073 Include MODE_DECIMAL_FLOAT.
1074 (DECIMAL_FLOAT_MODE_P): New.
1075 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
1076 * genmodes.c (struct mode_data): Add counter field.
1077 (struct mode_data): Update comment for format.
1078 (blank_mode): Initialise counter field.
1079 (new_mode): Increment counter field for each mode defined.
1080 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
1082 (make_complex_modes): Handle modes containing `D'.
1083 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
1084 (make_decimal_float_mode): New.
1085 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
1086 (cmp_modes): Compare counter field if other characteristics
1088 (emit_real_format_for_mode): Support formats for decimal floats.
1089 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
1090 Document MODE_DECIMAL_FLOAT.
1092 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1094 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
1097 2005-12-01 Richard Henderson <rth@redhat.com>
1099 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
1101 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1103 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
1105 * config/pa/pa.c (pa_init_builtins): If we detect
1106 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
1109 2005-12-01 Richard Guenther <rguenther@suse.de>
1111 * fold-const.c (fold_binary): Use fold_build2, not
1114 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
1116 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
1118 * vec.h (VEC_block_remove): New.
1120 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
1123 * c-common.c (lvalue_error): Fix wording.
1125 2005-12-01 Richard Guenther <rguenther@suse.de>
1127 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
1128 thinko in last patch.
1130 2005-12-01 Geoffrey Keating <geoffk@apple.com>
1132 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
1133 than -flat_namespace.
1135 2005-12-01 Ben Elliston <bje@au.ibm.com>
1137 * mklibgcc.in: Parameterise the script to build soft float
1138 functions by iterating over each type, rather than cloning the
1141 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1144 * builtins.c (fold_builtin_fputs): Defer check for missing
1145 replacement functions.
1147 2005-11-30 Kean Johnston <jkj@sco.com>
1149 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
1150 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
1152 2005-11-30 Richard Guenther <rguenther@suse.de>
1154 PR tree-optimization/22501
1155 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1156 function split out from ...
1157 (forward_propagate_addr_expr): ... here. Use it to propagate
1158 ADDR_EXPRs to all uses.
1160 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1162 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
1163 * builtins.c (expand_builtin_mathfn): Use them.
1164 (expand_builtin_mathfn_2): Likewise.
1165 (expand_builtin_mathfn_3): Likewise.
1166 (expand_builtin_int_roundingfn): Likewise.
1167 (expand_builtin): Likewise.
1168 (integer_valued_real_p): Likewise.
1169 (fold_builtin_int_roundingfn): Likewise.
1170 (fold_builtin_bitop): Likewise.
1171 (fold_builtin_logarithm): Likewise.
1172 (fold_builtin_1): Likewise.
1173 * convert.c (convert_to_integer): Likewise.
1174 * fold-const.c (negate_mathfn_p): Likewise.
1175 (tree_expr_nonnegative_p): Likewise.
1177 2005-11-30 Dale Johannesen <dalej@apple.com>
1178 Andrew Pinski <pinskia@physics.uc.edu>
1180 * combine.c (find_split_point): Sign extend bitmask
1181 when changing bitfield assignment to IOR of AND.
1183 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1185 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
1186 clobber to scratch reg.
1187 (*decrement_and_branch_until_zero_no_clobber): Remove.
1188 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
1189 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
1190 * config/ms1/ms1.opt (mmul): Remove.
1191 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
1192 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
1194 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1195 Bernd Schmidt <bernd.schmidt@analog.com>
1197 * pa/predicates.md (symbolic_operand): Add comment.
1198 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
1199 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
1200 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
1201 (pa_secondary_reload_class): Delete.
1202 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
1203 and pa_secondary_reload_class. Reorder some checks. Update inline
1204 copy of symbolic operand.
1205 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
1207 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1209 * loop-doloop.c (add_test): Only add jump notes if we did emit a
1212 2005-11-30 Jeff Law <law@redhat.com>
1214 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
1215 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
1217 2005-11-30 Jakub Jelinek <jakub@redhat.com>
1219 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
1220 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
1221 (ia64_expand_move): Adjust caller.
1223 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
1224 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
1227 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
1229 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
1230 Always produce an output if we can remove NEGs or canonicalize
1231 (minus (minus ...)) expressions. Provide a fast path for the
1233 (simplify_gen_binary): Do not call simplify_plus_minus.
1234 (simplify_binary_operation_1): Reassociate at the end of the
1237 2005-11-29 Evan Cheng <evan.cheng@apple.com>
1239 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
1240 moves and unpack to speed up.
1242 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
1244 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
1245 argument, they are always sparc_compare_op0 and sparc_compare_op1.
1246 (gen_v9_scc): Update callers.
1247 * config/sparc/sparc.md: Likewise.
1248 * config/sparc/sparc-protos.h: Update extern declaration.
1250 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
1252 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1254 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
1257 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1259 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
1260 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
1261 (negate_expr): Here.
1263 2005-11-29 Ben Elliston <bje@au.ibm.com>
1265 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
1266 Fix typo in comment.
1268 2005-11-29 Ben Elliston <bje@au.ibm.com>
1270 * Makefile.in (clean-target): Depend on clean-target-libgcc.
1271 (clean-target-libgcc): Import rule from the top-level Makefile.in.
1273 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1277 * builtins.c (init_target_chars): New.
1278 (expand_builtin_printf, expand_builtin_fprintf,
1279 expand_builtin_sprintf, fold_builtin_sprintf,
1280 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
1281 fold_builtin_snprintf_chk, fold_builtin_printf,
1282 fold_builtin_fprintf): Check for matching format strings using
1285 2005-11-29 Paul Brook <paul@codesourcery.com>
1287 * config.gcc: Do not use fixproto on m68k-elf.
1289 2005-11-28 Roger Sayle <roger@eyesopen.com>
1291 * expmed.c (div_cost): Replace with...
1292 (sdiv_cost, udiv_cost): New.
1293 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
1294 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
1295 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
1296 (expand_divmod): Replace use of div_cost with either sdiv_cost
1297 or udiv_cost depending upon the signedness of the operation.
1299 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1302 * config/darwin.c (machopic_indirection_name,
1303 machopic_output_indirection): Follow transparent alias chain.
1305 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1307 * varasm.c (ultimate_transparent_alias_target): Add comment.
1309 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
1311 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
1312 SET_SRC instead of XEXP where appropriate.
1314 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1316 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
1319 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1321 * config/fp-bit.h (LSHIFT): Take shift count parameter.
1322 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
1325 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
1327 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
1328 secondary_input_reload_class, made static. Adapt to new
1330 (secondary_output_reload_class): Delete.
1331 (TARGET_SECONDARY_RELOAD): New macro.
1332 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
1333 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1335 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
1338 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
1339 when its natural alignment is > BITS_PER_UNIT.
1340 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
1341 * c-common.c (handle_packed_attribute): Ignore packing on a field
1342 whose type is naturally char aligned.
1344 2005-11-28 Richard Guenther <rguenther@suse.de>
1346 * c-common.c (strict_aliasing_warning): Handle all
1347 component-ref like accesses.
1349 2005-11-28 Roger Sayle <roger@eyesopen.com>
1350 Uros Bizjak <uros@kss-loka.si>
1353 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
1354 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
1355 when flag_unsafe_math_optimizations is set and
1356 we don't care about NaNs or Infinities.
1358 Move x/expN(y) and x/pow(y,z) transformation into common
1359 flag_unsafe_math_optimizations section.
1361 2005-11-27 Mark Mitchell <mark@codesourcery.com>
1363 * gcc.c (main): Change type of argv to "char **".
1365 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1367 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
1368 small data sections.
1369 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
1370 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
1371 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
1372 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
1373 output locals to sbss if !rs6000_elf_in_small_data_p.
1374 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
1376 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1379 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
1380 generated by reload.
1381 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
1382 indexed_or_indirect_address.
1383 (indexed_or_indirect_address): Don't test for base reg. Call
1384 address_operand last. Make it a special predicate.
1386 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
1388 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
1390 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
1393 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
1395 (negate_expr): Likewise.
1397 2005-11-27 Andreas Schwab <schwab@suse.de>
1399 * config/m68k/m68k.c: Reindent and fix whitespace, remove
1402 2005-11-27 Steven Bosscher <stevenb@suse.de>
1404 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
1405 has EH predecessor edges.
1407 2005-11-26 Eric Christopher <echristo@apple.com>
1409 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
1410 register stalls by zero extending to the full register.
1412 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
1414 * config/floatunsisf.c, config/floatunsidf.c,
1415 config/floatunsixf.c, config/floatunsitf.c: New files.
1416 * config/ia64/t-hpux: Add floatunsitf.c.
1417 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1418 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
1420 2005-11-26 Richard Henderson <rth@redhat.com>
1422 * c-lex.c (pragma_lex): Rename from c_lex.
1423 * c-pch.c: Update for pragma_lex rename.
1424 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
1425 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
1426 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
1427 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
1428 * doc/tm.texi: Likewise.
1430 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
1433 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
1434 when overflow is undefined.
1436 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
1438 * doc/md.texi (Insn Canonicalizations): Refer to the
1439 function commutative_operand_precedence for further rules.
1441 2005-11-25 Roger Sayle <roger@eyesopen.com>
1444 * expmed.c (choose_mult_variant): Return immediately when mult_cost
1445 is less than zero. Limit mult_cost to a reasonable upper bound for
1446 the synthetic multiplication sequence.
1448 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1451 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1452 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
1453 Lookup the explicit replacement functions for any unlocked
1454 stdio builtin transformations.
1456 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
1458 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
1460 * targhooks.c (default_secondary_reload): Don't require operand 2
1461 for an input reload to be earlyclobber.
1463 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1465 * fold-const.c (negate_mathfn_p): Fix comment and add support
1466 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
1469 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1472 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
1473 _Q_ulltoq for unsigned conversions from SImode and DImode to
1476 2005-11-25 Alan Modra <amodra@bigpond.net.au>
1478 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
1479 (__floatundidf, __floatundisf): Likewise.
1481 2005-11-25 David Edelsohn <edelsohn@gnu.org>
1483 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
1484 (rs6000_override_options): Remove initialization of
1485 rs6000_sr_alias_set.
1486 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
1487 (rs6000_emit_stack_tie): Same.
1488 (emit_frame_save): Same.
1489 (gen_frame_mem_offset): Same.
1490 (rs6000_emit_prologue): Same.
1491 (rs6000_emit_epilogue): Same.
1493 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1496 * fold-const.c (fold_build): Convert bool_var != 1 and
1497 bool_var == 0 to !bool_var.
1499 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1502 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
1503 for C being INTEGER_CST. Likewise for !=.
1505 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1508 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
1509 unsigned conversions from SImode to TFmode.
1511 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
1513 * expr.c (expand_expr_real_1): Fix error in last change.
1515 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1517 * caller-save.c: (this_insn_sets): Move into:
1518 (save_call_clobbered_regs).
1519 (mark_set_regs): Get this_insn_sets from data.
1521 (save_call_clobbered_regs): Take sets of the return value by
1522 sibcalls into account.
1524 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1527 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
1528 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
1529 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
1530 (memory_move_secondary_cost, init_reg_autoinc): Remove
1531 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
1532 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
1533 secondary_reload_class call.
1534 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
1536 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
1537 (push_secondary_reload): Use secondary_reload target hook.
1538 (secondary_reload_class, scratch_reload_class): New functions.
1539 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
1540 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
1541 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
1542 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
1543 (secondary_reload_class, scratch_reload_class): Declare.
1544 * reload1.c: Include target.h.
1545 (reload_adjust_reg_for_temp): New function.
1546 (reload_adjust_reg_for_icode): Likewise.
1547 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
1548 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
1550 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
1551 for inheritance. Support case when both secondary & tertiary reloads
1552 are for intermediate registers.
1553 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
1554 with secondary_reload_class call. Support case when both secondary
1555 & tertiary reloads are for intermediate registers.
1556 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
1557 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
1558 * target.h (secondary_reload_info): New struct / typedef.
1559 (struct gcc_target): New member secondary_reload.
1560 * targhooks.c Include reload.h, optabs.h and recog.h.
1561 (default_secondary_reload): New function.
1562 * targhooks.h (default_secondary_reload): Declare.
1563 * doc/tm.texi: Document secondary_reload target hook. Update
1564 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
1565 * doc/md.texi: Likewise.
1567 * sh-protos.h (sh_secondary_reload): Declare.
1568 * sh.c (TARGET_SECONDARY_RELOAD): Override.
1569 (sh_secondary_reload): New function.
1570 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
1571 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1572 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1573 (HAVE_SECONDARY_RELOADS): Define.
1574 * sh.md (reload_indf): Rename to:
1576 (reload_outdf): Rename to:
1577 (reload_outdf__RnFRm).
1578 (reload_insf): Rename to:
1580 (reload_insi): Rename to:
1581 (reload_insi__i_fpul).
1583 2005-11-24 Uros Bizjak <uros@kss-loka.si>
1585 * configure.ac: Require at least texinfo 4.4.
1586 * configure: Regenerate.
1588 * doc/install.texi (Tools/packages necessary for building GCC):
1589 Update required version of texinfo to at least 4.4.
1590 (Installing GCC: Building): Update required version of texinfo
1592 (Installing GCC: Final installation): Update required version
1593 of texi2dvi to at least 4.4.
1594 (Host/target specific installation notes for GCC): Update required
1595 version of texinfo to at least 4.4.
1597 2005-11-24 Richard Guenther <rguenther@suse.de>
1598 Dirk Mueller <dmueller@suse.de>
1601 * c-common.h (strict_aliasing_warning): Declare.
1602 * c-common.c (strict_aliasing_warning): New function,
1604 * c-typeck.c (build_c_cast): ... here.
1606 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1608 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1610 (swap_commutative_operands_with_target): New.
1612 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1614 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
1615 also when doing PRE, rather than only for global CPROP.
1617 2005-11-24 Ben Elliston <bje@au.ibm.com>
1619 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
1620 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
1622 (expand_twoval_unop): Likewise.
1623 (widen_clz): Likewise.
1624 (expand_parity): Likewise.
1625 (expand_unop): Likewise.
1626 (emit_cmp_and_jmp_insn_1): Likewise.
1627 (prepare_float_lib_cmp): Likewise.
1629 2005-11-24 Ben Elliston <bje@au.ibm.com>
1631 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
1632 Remove unused `class' variable.
1634 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
1637 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
1638 C/C++ diagnostic function warn_array_subscript_with_type_char.
1639 * c-common.h (warn_array_subscript_with_type_char): Declare.
1640 * c-common.c (warn_array_subscript_with_type_char): Define.
1642 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
1645 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
1646 compiling at the intersection of C and C++.
1648 2005-11-23 Mark Mitchell <mark@codesourcery.com>
1650 * doc/invoke.texi: For man pages, include gcc-vers.texi.
1651 List @file in the option summary. Include the libiberty
1652 documentation for @file.
1653 * gcc.c (main): Call expandargv.
1654 * Makefile.in (gcc-vers.texi): Define srcdir.
1656 2005-11-23 Diego Novillo <dnovillo@redhat.com>
1658 * passes.c (init_optimization_passes): Document
1659 sequencing of passes.
1661 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
1663 * config/m68k/predicates.md (pcrel_address, extend_operator,
1664 post_inc_operand, pre_dec_operand): Remove redundant
1666 (const_uint32_operand, const_sint32_operand): Use gcc_assert
1668 (valid_dbcc_comparison_p): Rewrite in the lisp style.
1670 2005-11-23 Ben Elliston <bje@au.ibm.com>
1672 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
1674 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
1676 Preparatory work for PR target/21623:
1677 * alpha.c (secondary_reload_class): Rename to:
1678 (alpha_secondary_reload_class).
1679 * alpha.h, alpha-protos.h: Likewise.
1680 * mn10300.c (secondary_reload_class): Rename to:
1681 (mn10300_secondary_reload_class).
1682 * mn10300.h, mn10300-protos.h: Likewise.
1683 * pa.c (secondary_reload_class): Rename to:
1684 (pa_secondary_reload_class).
1685 * pa.h, pa-protos.h: Likewise.
1686 * rs6000.c (secondary_reload_class): Rename to:
1687 rs6000_secondary_reload_class.
1688 * rs6000.h, rs6000-protos.h: Likewise.
1690 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
1693 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
1695 2005-11-22 Ian Lance Taylor <ian@airs.com>
1697 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
1699 (prepare_cmp_insn): Likewise.
1701 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
1704 * m68k.md (zero_extendsidi2): Force operands[1] to a register
1705 if both operands[0] and operands[1] are memory.
1707 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1710 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
1711 COMPARISON_CLASS_P and an integral types create create a new
1712 expression with the new type and fold that.
1714 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1717 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
1718 to SUBTARGET_OS_CPP_BUILTINS.
1720 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
1722 * arm.c (emit_set_insn): New function.
1723 (arm_split_constant): Call it.
1724 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
1725 (arm_legitimize_address): Likewise. Use plus_constant.
1726 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
1727 (thumb_expand_prologue): Likewise.
1728 (arm_gen_load_multiple): Use VOIDmode in SET.
1729 (arm_gen_store_multiple): Likewise.
1730 (vfp_emit_fstmx): Likewise. Use plus_constant.
1731 (emit_multi_reg_push): Likewise.
1732 (emit_sfm): Use plus_constant.
1734 2005-11-23 Alan Modra <amodra@bigpond.net.au>
1737 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
1740 2005-11-22 Alan Modra <amodra@bigpond.net.au>
1743 * expmed.c (store_bit_field): Don't attempt to insv a field
1744 larger than the reg.
1746 2005-11-22 Alan Modra <amodra@bigpond.net.au>
1749 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
1750 explicit sign extension, not a (char) cast.
1752 2005-11-22 Ben Elliston <bje@au.ibm.com>
1754 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
1755 GET_MODE_CLASS (x) == MODE_FLOAT.
1756 * config/i386/i386.c: Likewise.
1757 * config/rs6000/xcoff.h: Likewise.
1758 * config/rs6000/linux64.h: Likewise.
1759 * config/rs6000/rs6000.c: Likewise.
1760 * config/rs6000/rs6000.h: Likewise.
1761 * config/rs6000/predicates.md: Likewise.
1762 * config/rs6000/sysv4.h: Likewise.
1764 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1766 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
1769 * config/alpha/freebsd.h, config/alpha/linux.h,
1770 config/arm/linux-elf.h, config/bfin/bfin.h,
1771 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
1772 config/i386/beos-elf.h, config/i386/gnu.h,
1773 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
1774 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
1775 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
1776 config/rs6000/linux64.h, config/rs6000/sysv4.h,
1777 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
1778 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
1779 config/sparc/linux.h, config/sparc/linux64.h,
1780 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
1782 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
1783 are both defined when either flag -fpic or -fPIC are used.
1785 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
1787 * config/fp-bit.c (clzusi): New function.
1788 (si_to_float, usi_to_float): Use it to compute proper shift.
1789 (usi_to_float): Preserve guard bits when shifting right.
1790 * libgcc-std.ver (GCC_4.2.0): New version.
1791 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
1792 __floatundisf): New functions.
1793 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
1794 __floatundisf): Declare.
1795 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
1796 _floatundixf, and _floatunditf.
1797 * optabs.c (expand_float): If target does not define a pattern for
1798 signed or unsigned conversion, use an unsigned libcall instead of
1800 (init_optabs): Initialize ufloat_optab.
1802 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
1804 * config/rs6000/rs6000.opt (mmulhw): New option.
1805 * doc/invoke.texi (-mmulhw): Document.
1806 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
1808 * config/rs6000/rs6000.md: Add half-word multiply and
1809 multiply-accumulate instructions for 405 and 440.
1811 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
1813 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
1814 which matches behavior of gcc 4.0 and older for RTEMS targets. The
1815 default now includes a linker group which makes the RTEMS one nest.
1817 2005-11-22 Ben Elliston <bje@au.ibm.com>
1819 * cse.c (fold_rtx): Typo fix.
1820 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
1822 2005-11-21 Richard Henderson <rth@redhat.com>
1824 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
1825 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
1827 * c-tree.h (lookup_name): Move declaration ...
1828 * c-common.h (lookup_name): ... here.
1829 * config/darwin-c.c: Include c-common.h.
1830 * config/t-darwin: Update dependencies.
1832 2005-11-22 Ben Elliston <bje@au.ibm.com>
1834 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
1835 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
1836 * genopinit.c (gen_insn): Likewise.
1837 * reload.c (find_equiv_reg): Likewise.
1838 * loop.c (load_mems): Likewise.
1839 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
1840 * cse.c (find_comparison_args, fold_rtx): Likewise.
1841 * dwarf2out.c (add_const_value_attribute): Likewise.
1842 * expr.c (convert_move): Likewise.
1843 * recog.c (general_operand, register_operand): Likewise.
1844 * reg-stack.c (replace_reg): Likewise.
1845 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
1846 * c-common.c (handle_vector_size_attribute): Likewise.
1847 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
1848 (simplify_binary_operation_1): Likewise.
1849 (simplify_const_binary_operation): Likewise.
1850 (simplify_relational_operation): Likewise.
1851 (simplify_const_relational_operation): Likewise.
1852 (simplify_immed_subreg): Likewise.
1853 * emit-rtl.c (gen_lowpart_common): Likewise.
1854 * expmed.c (expand_mult): Likewise.
1855 * stor-layout.c (layout_type): Likewise.
1857 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
1860 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
1861 cst2 only for SPE vectors.
1863 2005-11-21 David Edelsohn <edelsohn@gnu.org>
1866 * config/rs6000/predicates.md (vrsave_operation): Check
1867 UNSPEC_VOLATILE value.
1869 2005-11-21 Jan Hubicka <jh@suse.cz>
1871 PR tree-optimization/24653
1872 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
1874 2005-11-21 Uros Bizjak <uros@kss-loka.si>
1876 * config/i386/predicates.md (ax_reg_operand): New predicate.
1877 (memory_displacement_only_operand): New predicate.
1878 * config/i386/i386.md ("modrm" attribute): Return 0 if one
1879 operand is AX register and the other operand is memory operand
1880 with displacement only.
1882 2005-11-21 Uros Bizjak <uros@kss-loka.si>
1884 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
1885 if we don't care about NaNs or Infinities.
1887 2005-11-20 Ian Lance Taylor <ian@airs.com>
1889 PR rtl-optimization/24883
1890 * combine.c (combinable_i3pat): When checking whether the
1891 destination of i3 is used in i3, consider paradoxical subregs.
1893 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
1896 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
1898 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
1900 * combine.c (try_combine): Do not run subst on i1src and i2src in
1901 the case of generating a PARALLEL for a comparison.
1903 2005-11-20 Richard Henderson <rth@redhat.com>
1906 * tree-sra.c (struct sra_elt): Add all_no_warning.
1907 (struct sra_walk_fns) <use>: Add use_all argument.
1908 (sra_walk_expr): Pass it.
1909 (sra_walk_modify_expr): Likewise.
1910 (scalarize_ldst): Likewise.
1911 (scan_use): Update for new argument.
1912 (mark_no_warning): New.
1913 (scalarize_use): Use it.
1915 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
1917 * expr.c (expand_expr_real): Use usmul_optab for widening
1918 signed * unsigned multiplies.
1919 * genopinit.c (optabs): Add usmul_widen_optab.
1920 * optabs.c (init_optabs): Likewise.
1921 * optabs.h (enum optab_index): Add OTI_usmul_widen.
1922 (usmul_widen_optab): Define.
1923 * config/bfin/bfin.md (usmulhisi3): New pattern.
1925 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
1927 2005-11-20 Graham Stott <btinternet.com>
1929 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
1931 2005-11-20 Andreas Schwab <schwab@suse.de>
1934 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
1937 2005-11-19 Richard Henderson <rth@redhat.com>
1940 * tree-gimple.c (is_gimple_id): Export.
1941 * tree-gimple.h (is_gimple_id): Declare.
1942 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
1943 (get_default_value): Use it.
1944 (maybe_fold_stmt_indirect): Likewise.
1946 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
1948 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
1949 than VR1 or vice-versa.
1951 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
1955 * reload.c (find_reloads_address_1): Mention dependency on
1957 * reload1.c (gen_reload): For IN with an unary operation, try
1958 moving inner expression to OUT if trivial SET is not valid.
1959 Confirm that the result is valid. Move common code block into...
1960 (emit_insn_if_valid_for_reload): New function.
1962 2005-11-19 Richard Guenther <rguenther@suse.de>
1964 * fold-const.c (fold_indirect_ref_1): Make sure we fold
1965 ARRAY_REFs of constant strings.
1967 2005-11-19 Jakub Jelinek <jakub@redhat.com>
1969 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
1970 fatal format string.
1972 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
1974 * combine.c (make_compound_operation): Swap operands of
1975 commutative operation if necessary before returning.
1977 2005-11-19 Richard Guenther <rguenther@suse.de>
1980 * fold-const.c (fold_plusminus_mult_expr): New function.
1981 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
1982 cases, remove now unnecessary code.
1984 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
1986 * gensupport.c (old_preds): Rename to std_preds, add special field.
1987 (struct old_pred_table): Rename to struct std_pred_table, add special
1989 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
1990 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
1991 (init_predicate_table): Adjust, and set along the way whether a
1992 predicate is special.
1994 2005-11-18 Mark Mitchell <mark@codesourcery.com>
1996 * BASE-VER: Change to 4.2.0.
1998 2005-11-18 James E Wilson <wilson@specifix.com>
2000 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
2003 2005-11-18 Mike Stump <mrs@apple.com>
2005 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
2006 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2007 * c-decl.c (lookup_name_two) Remove.
2008 * c-tree.h (lookup_name_two): Remove.
2009 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
2010 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
2011 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
2012 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
2014 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
2017 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
2018 when not generating code to use that co-processor.
2020 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
2022 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
2023 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
2024 these functions are now in tree-phinodes.c.
2026 2005-11-18 Jie Zhang <jie.zhang@analog.com>
2028 * config/bfin/bfin.md (trap): New pattern.
2030 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2032 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
2035 * expr.c (expand_expr_real): Don't call record_block_change unless
2036 ib_boundaries_block is non-null
2038 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
2040 * fold-const.c (build_range_check): Use proper type for subtraction
2041 when merging lower bound.
2043 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2045 PR rtl-optimization/24497
2046 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
2049 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2051 * tree-scalar-evolution.c (expression_expensive_p): New function.
2052 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
2054 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
2056 * config/bfin/crtlibid.s: New file.
2058 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2061 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
2062 when not using sjlj exceptions.
2063 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
2064 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2065 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
2066 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
2067 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
2068 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
2069 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
2070 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
2071 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
2072 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
2073 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
2074 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
2075 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
2077 * config/pa/hpux-unwind.h: New file.
2079 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
2081 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
2082 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
2083 * varasm.c (do_assemble_alias): Adjust call.
2084 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
2086 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
2088 2005-11-17 James E Wilson <wilson@specifix.com>
2090 * tree.def (FUNCTION_DECL): Correct typo in comment.
2092 2005-11-17 Richard Henderson <rth@redhat.com>
2094 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
2095 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
2096 and DW_CFA_def_cfa_sf.
2097 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
2098 (dbx_reg_number): Don't assert particular registers here.
2099 (based_loc_descr): ... do it here instead. Fold in ...
2100 (eliminate_reg_to_offset): ... this function.
2101 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
2102 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
2103 * unwind-dw2.c (execute_cfa_program): Apply data align factor
2104 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
2105 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
2106 (instantiate_virtual_regs): Likewise.
2107 * var-tracking.c (adjust_stack_reference): Likewise.
2108 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2110 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
2112 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
2113 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
2114 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
2116 ($(T)crtlibid.o): New rule.
2118 2005-11-16 Richard Guenther <rguenther@suse.de>
2121 * fold-const.c (extract_array_ref): Return byte offset
2123 (fold_binary): Fold &x[a] CMP &x[b] to
2124 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
2127 2005-11-16 Richard Henderson <rth@redhat.com>
2130 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
2131 parts of an SSA_NAME.
2133 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
2136 * arm.md (split for movsf with immediate): Restrict split to insns
2137 that set a general register.
2139 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2141 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
2143 * unwind-dw2.c (uw_advance_context): Likewise.
2144 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
2145 _Unwind_SjLj_Unregister.
2146 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
2148 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2150 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
2152 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2154 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
2155 langhook to get a DImode integer type.
2157 2005-11-16 Richard Henderson <rth@redhat.com>
2158 J"orn Rennecke <joern.rennecke@st.com>
2159 Ulrich Weigand <uweigand@de.ibm.com>
2163 * reload1.c (reg_equiv_invariant): New.
2164 (reload): Allocate, initialize, and free it.
2165 (calculate_needs_all_insns): Check it when skipping equivalence
2167 (alter_reg): Likewise.
2168 (eliminate_regs_1): Rename from eliminate_regs. Add new
2169 may_use_invariant argument; only use reg_equiv_invariant when true.
2170 (eliminate_regs): New.
2171 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
2172 a context for which may_use_invariant may be true.
2174 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2176 * fold-const.c (const_binop): Don't constant fold the operation
2177 if the result has overflowed and flag_trapping_math.
2178 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2180 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2182 * config/arm/unwind-arm.c (abort): Add prototype here.
2183 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
2184 (struct phase1_vrs): Add prev_sp.
2185 (unwind_phase2_forced): Save the original core registers instead of
2186 modifying entry_vrs. Take a new flag argument for resuming unwinding
2187 and set action flags accordingly. Always set _US_END_OF_STACK when
2188 get_eit_entry fails. Unwind before calling the stop function.
2189 (_Unwind_GetCFA): New function.
2190 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
2191 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
2192 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
2193 just call unwind_phase2_forced.
2194 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
2195 * config/arm/unwind-arm.h (abort): Remove prototype.
2196 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
2198 (_Unwind_GetCFA): New prototype.
2199 * config/arm/pr-support.c (abort): Add prototype here.
2200 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
2202 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
2203 not schedule the prologue with non-call exceptions and EABI.
2205 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
2207 * config/arm/unwind-arm.h: Reorder interface function declarations.
2208 (_URC_END_OF_STACK): New enumeration value.
2209 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
2210 (struct _Unwind_Control_Block): Document reserved field use.
2211 (_Unwind_Stop_Fn): New typedef.
2212 (_Unwind_ForcedUnwind): Declare.
2213 (_Unwind_Resume_or_Rethrow): Declare.
2214 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
2216 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
2217 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
2218 (UCB_FORCED_STOP_ARG): New.
2219 (search_EIT_table): Update boundary condition checks.
2220 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
2221 (unwind_phase2): Replace for with do..while.
2222 (unwind_phase2_forced): New.
2223 (__gnu_Unwind_RaiseException): Replace for with do..while.
2224 (__gnu_Unwind_ForcedUnwind): New.
2225 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
2226 Use appropriate phase2 unwinder.
2227 (__gnu_Unwind_Resume_or_Rethrow): New.
2228 (__gnu_unwind_pr_common): Cope with forced unwinding.
2230 2005-11-16 David Edelsohn <edelsohn@gnu.org>
2233 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
2235 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
2236 roundsf2): Remove "s" from mnemonic.
2238 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
2240 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
2242 * config/bfin/crtn.s: Change epilogues to match.
2243 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
2244 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
2245 __PIC__ and __pic__.
2247 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2250 * doc/invoke.texi: Distinguish between free and fixed form instead of
2251 Fortran and Fortran 90/95. Remove ratfor from the list of supported
2253 * gcc.c (default_compilers): Remove double entries, add entries for
2254 suffixes '.F90' and '.F95'.
2256 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2258 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
2259 in the stack probing loop.
2261 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2263 * configure.ac: Use .machine power5 not power5x.
2264 * configure: Regenerate.
2266 2005-11-15 Mike Stump <mrs@apple.com>
2268 * c-decl.c (lookup_name_two): Add.
2269 * c-tree.h (lookup_name_two): Likewise.
2270 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
2271 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2273 2005-11-16 Alan Modra <amodra@bigpond.net.au>
2275 PR rtl-optimization/23392
2276 * regrename.c (enum scan_actions) Add mark_access.
2277 (scan_actions_name): Ditto.
2278 (scan_rtx_reg): Handle mark_access.
2279 (scan_rtx_address): Do nothing for mark_access.
2280 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
2281 and regs in REG_INC notes before closing chains for dead regs.
2282 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
2283 opening chains for new writes.
2285 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2287 * c.opt (ffixed-line-length-none): New.
2289 2005-11-15 Steve Ellcey <sje@cup.hp.com>
2291 * mklibgcc.in: Change contents of eh_dummy.c.
2293 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2295 * loop.c (scan_loop): Do not insert temporaries for hard registers.
2297 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2299 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
2301 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
2303 2005-11-15 Jan Hubicka <jh@suse.cz>
2305 * invoke.texi (large-unit-insns): Document.
2306 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
2307 * params.def (large-unit-insns): New param.
2309 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
2312 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
2313 special register for operand 3. Reindent constraints to align
2316 2005-11-14 David Edelsohn <edelsohn@gnu.org>
2318 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
2319 -mpopcntb, -mfprnd. Add -mcpu=power5+.
2320 * configure.ac: Add test for FP rounding instructions.
2321 * configure: Regenerate.
2322 * config.in: Regenerate.
2323 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2324 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
2326 * config/rs6000/rs6000.opt (mfprnd): New.
2327 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
2328 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
2329 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
2330 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
2331 (TARGET_FPRND): New.
2332 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
2334 (btrunc<mode>2): New.
2336 (floor<mode>2): New.
2337 (round<mode>2): New.
2339 2005-11-14 Geoffrey Keating <geoffk@apple.com>
2341 * gcc.c (version_compare_spec_function): Use fatal() rather than
2344 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
2345 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
2346 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
2348 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
2351 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
2352 on -mmacosx-version-min setting.
2354 2005-11-14 Diego Novillo <dnovillo@redhat.com>
2357 * tree-vrp.c (infer_value_range): Return false if STMT is a
2358 block terminator and its basic block has no successors.
2360 2005-11-14 Mike Stump <mrs@apple.com>
2362 * config/i386/i386.c (override_options): -masm=intel isn't
2363 supported on darwin.
2364 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2366 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
2368 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
2369 vfork after including auto-host.h.
2371 2005-11-15 Alan Modra <amodra@bigpond.net.au>
2373 PR rtl-optimization/22002
2374 * combine.c (distribute_notes): Detect cases where a reg dies
2375 two or more times in a bb, including on the insn we are combining,
2376 and place the death note on the correct range.
2378 2005-11-14 Dale Johannesen <dalej@apple.com>
2380 * expmed.c (store_bit_field): Add offset unconditionally for
2382 (extract_bit_field): Don't force extzv or extv operand into
2383 a register if field is too big.
2385 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2387 * config/arm/arm.c (pic_labelno): New.
2388 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
2389 LABEL_REF. Pass only the labelno to PIC insns.
2390 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2391 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
2392 * arm.md (UNSPEC_PIC_LABEL): New constant.
2393 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2394 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
2395 Use the correct label prefix.
2397 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2399 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
2402 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
2404 * loop-invariant.c: Include tm_p.h.
2405 * Makefile.in: Updated.
2407 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2409 * pa.c (store_reg): Revise generation of frame notes in large frames.
2410 (set_reg_plus_d): Likewise.
2412 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
2414 PR tree-optimization/24709
2415 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
2418 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2420 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
2421 and duplicate declaration of pthread_self.
2423 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
2424 Ian Lance Taylor <ian@airs.com>
2427 * calls.c (expand_call): If TARGET is a MEM and some part of the
2428 argument area has been saved, force TARGET to a register.
2430 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
2432 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
2435 2005-11-13 Jason Merrill <jason@redhat.com>
2438 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
2439 lazily declared methods.
2440 (force_decl_die): Stop if forcing out the context already make a
2442 (force_type_die): Likewise.
2444 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
2447 * builtins.c (integer_valued_real_p): Add break in
2448 REAL_CST having TREE_OVERFLOW set.
2450 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
2452 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
2453 addressing modes during calculation of costs.
2455 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
2457 * function.c (assign_stack_local_1): Restrict sanity check
2458 on frame size overflow to 32-bit and above platforms.
2460 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2462 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2463 * config/cris/cris.c: Include reload.h.
2464 (cris_initial_elimination_offset): New function.
2465 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
2468 2005-11-12 Richard Guenther <rguenther@suse.de>
2470 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
2472 2005-11-12 Jan Hubicka <jh@suse.cz>
2474 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
2475 to compare against 0 when possible.
2477 2005-11-12 Jie Zhang <jie.zhang@analog.com>
2479 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
2480 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
2481 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
2482 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
2485 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2487 * recog.c (constrain_operands) <case 'g'>: For a match, require
2488 that a non-register matches general_operand when strict >= 0.
2490 2005-11-11 Steven Bosscher <stevenb@suse.de>
2492 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
2495 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2497 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
2498 (memory_address_same): New.
2499 (dse_optimize_stmt): Call memory_address_same.
2501 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2504 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
2505 ZERO_EXTEND>: New cases.
2507 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2509 * longlong.h (__clz_tab): Always provide.
2511 2005-11-11 Steven Bosscher <stevenb@suse.de>
2514 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
2516 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
2517 before check_maybe_invariant.
2518 (move_invariant_reg): Use gen_move_insn instead of replacing
2519 SET_DEST with the temporary for the invariant.
2520 (move_loop_invariants): If checking is enabled, do internal
2521 consistency checks after completing the pass.
2523 2005-11-11 David Edelsohn <edelsohn@gnu.org>
2526 * common.opt (Wvolatile-register-var): New.
2527 * varasm.c (make_decl_rtl): Only emit warning when option
2528 specified. Clarify warning message.
2529 * doc/invoke.texi (Wvolatile-register-var): Document new option.
2531 * doc/md.texi (copysign): Document standard named pattern.
2533 2005-11-11 Jie Zhang <jie.zhang@analog.com>
2535 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
2536 bytes when align is 2.
2537 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
2538 by the first instruction of the loop.
2540 2005-11-11 Jason Merrill <jason@redhat.com>
2543 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
2546 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
2548 PR rtl-optimization/22509
2549 * local-alloc.c (memref_used_between_p): Check whether a function call
2550 could not reference the memref.
2552 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
2554 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
2555 algorithm so as to choose the best, not the worst, alternative.
2556 Reset accumulated register class before processing next alternative.
2558 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
2561 * calls.c (expand_call): Copy a return value to a plain register
2564 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
2567 * varasm.c (assemble_name): Recompute name only for transparent
2570 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
2572 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
2574 2005-11-04 Jeff Law <law@redhat.com>
2577 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
2578 perform reassociation if the parent statement will not die as
2579 a result of the optimization.
2581 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
2583 * tree-ssa-alias.c (compute_may_aliases): Remove call to
2584 delete_old_heap_vars.
2585 * tree-dfa.c (referenced_var_remove): Remove function.
2586 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
2587 (delete_tree_ssa): Remove call to delete_old_heapvars.
2588 Add call to delete_alias_heapvars.
2589 * tree-flow.h (referenced_var_remove): Remove prototype
2590 (init_alias_heapvars): New prototype.
2591 (delete_alias_heapvars): Ditto.
2592 * Makefile.in (tree-ssa-structalias.o): Add
2593 gt-tree-ssa-structalias.o
2594 (GTFILES): Add tree-ssa-structalias.h and
2595 tree-ssa-structalias.c.
2596 (s-gtype): Add gt-tree-ssa-structalias.h.
2597 * tree-ssa-structalias.c (heapvars): Remove.
2598 (oldheapvars): Remove.
2599 (heapvar_for_stmt): New variable.
2600 (heapvar_lookup): New function.
2601 (heapvar_insert): Ditto.
2602 (get_constraint_for): See if we have an old heapvar
2604 (init_alias_heapvars): New function.
2605 (delete_alias_heapvars): Ditto.
2606 Add include of gt-tree-ssa-structalias.h.
2608 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2611 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
2613 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
2615 * tree.c (int_fits_type_p): Only look at the base type
2616 if it has the same precision as the original type.
2618 2005-11-10 Jakub Jelinek <jakub@redhat.com>
2621 * varasm.c (assemble_alias): Use %q+D in the error
2622 message instead of %J and %qD.
2624 2005-11-10 Richard Guenther <rguenther@suse.de>
2626 * gcse.c (free_ldst_entry): Only free hashtable if
2629 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2631 * function.c (assign_stack_local_1): Issue an error message if
2632 the frame size overflows in the signed target arithmetics.
2634 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2636 * tree.c (build_qualified_type): Chain the new type to the original
2637 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
2638 a POINTER_TYPE or a REFERENCE_TYPE respectively.
2639 (build_pointer_type_for_mode): Only return unqualified types.
2640 (build_reference_type_for_mode): Likewise.
2642 2005-11-09 Jakub Jelinek <jakub@redhat.com>
2644 * Makefile.in (gnucompare): Do comparison of all files using one of
2645 the chosen methods and only afterwards decide if just warning should
2646 be issued or comparison failure raised.
2648 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2650 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
2651 (noce_try_abs): Negate if the comparison is reversed.
2652 Look only one instruction backwards for a REG_EQUAL note.
2654 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
2657 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
2658 gthr-tpf.h: Define __gthrw. For all identifiers that might
2659 be weak, introduce weakrefs or non-weak aliases with __gthrw,
2660 and prefix all uses with __ghtrw.
2662 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
2665 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
2666 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
2667 * c-common.c (handle_weakref_attribute): New.
2668 (c_common_attribute_table): Add weakref.
2669 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
2671 * configure, config.in: Rebuilt.
2672 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
2673 * doc/extend.texi: Document weakref attribute.
2674 * varasm.c (ultimate_transparent_alias_target): New
2675 (assemble_name): Use it.
2676 (weak_finish_1): Split out of...
2677 (weak_finish): ... and deal with weakrefs in...
2678 (weakref_targets): ... new list.
2679 (globalize_decl): Clean up weakref_targets.
2680 (do_assemble_alias): Handle weakrefs.
2681 (finish_aliases_1): Do not reject weakrefs to external symbols.
2682 (assemble_alias): Handle weakrefs.
2684 2005-11-09 Richard Guenther <rguenther@suse.de>
2686 PR tree-optimization/24716
2687 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
2688 t_bool to track results from follow_ssa_edge.
2690 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2692 * final.c (force_source_line): New global variable.
2693 (final_scan_insn): Set it to true instead of clearing last_filename.
2694 (notice_source_line): Return true if force_source_line is true,
2695 unless source info is absent.
2697 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
2700 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
2701 a linkage name for a variable if it a register variable.
2702 * c-decl.c (grokdeclarator): Global register variables
2703 should be set as PUBLIC.
2705 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2708 * config/s390/s390.c (struct s390_frame_layout): New fields
2709 first_save_gpr_slot and last_save_gpr_slot.
2710 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
2711 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
2712 first_save_gpr and last_save_gpr with the _slot variants.
2713 (s390_register_info): Calculate first_save_gpr_slot and
2714 last_save_gpr_slot using regs_ever_live.
2716 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2719 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
2720 for a function containing a landing pad.
2722 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2725 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
2728 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
2730 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
2731 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
2733 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
2736 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
2738 (call,load,store): New insn types.
2739 (mem_access, branch_access): Adjust reservation conditions.
2740 (define_delay): Adjust condition.
2741 (decrement_and_branch_until_zero): Allow for ms2. Set branch
2743 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
2744 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
2746 (call_internal, call_value_internal, return_internal,
2747 return_interrupt_internal, eh_return_internal, indirect_jump,
2748 tablejump): Set call insn type.
2749 (blockage, ei, di): Use appropriate unspec const.
2750 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
2751 (ms1_get_attr_type): Adjust to give load & store types.
2752 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
2753 backwards past a barrier.
2754 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
2756 (struct branch_info, struct label_info): New.
2758 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
2759 (ms1_machine_reorg): New.
2760 (TARGET_MACHINE_DEPENDENT_REORG): Override.
2761 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
2762 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
2763 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
2766 2005-11-09 Per Bothner <per@bothner.com>
2767 Uros Bizjak <uros@kss-loka.si>
2770 * toplev.c (process_options): Initialize debug_hooks early
2771 in case lang_hooks.post_options ends up calling a debug_hook.
2773 2005-11-08 Jakub Jelinek <jakub@redhat.com>
2775 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
2776 DBX_REGISTER_NUMBER being contiguous.
2778 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
2779 Diego Novillo <dnovillo@redhat.com>
2782 * tree-vrp.c (register_edge_assert_for): Do not register
2783 always-false predicates.
2785 2005-11-08 Devang Patel <dpatel@apple.com>
2787 PR tree-optimization/23115
2788 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
2791 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
2793 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
2796 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
2798 Fix PR tree-optimization/23382
2800 * tree-ssa-alias.c (compute_may_aliases): Call
2801 delete_old_heap_vars.
2802 * tree-dfa.c (referenced_var_remove): New function.
2803 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
2804 * tree-flow.h (referenced_var_remove): Add prototype.
2805 (delete_old_heap_vars): Ditto.
2806 * tree-ssa-structalias.c (heapvars): New variable.
2807 (oldheapvars): Ditto.
2808 (get_constraint_for): Put heap vars on heapvars list.
2809 (delete_old_heap_vars): New function.
2811 2005-11-08 Jason Merrill <jason@redhat.com>
2813 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
2815 2005-11-08 Uros Bizjak <uros@kss-loka.si>
2818 * reg-stack.c (reg_to_stack): Update register liveness also
2819 for flag_sched2_use_traces.
2821 2005-11-08 Alan Modra <amodra@bigpond.net.au>
2824 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
2825 override prior explicit -mno-powerpc-gfxopt.
2827 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
2829 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
2830 if the bitsize is zero.
2831 * doc/md.texi (Standard Pattern Names): Document it.
2833 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
2834 (TARGET_PASS_BY_REFERENCE): Likewise.
2836 2005-11-07 Ian Lance Taylor <ian@airs.com>
2838 PR rtl-optimization/24683
2839 * config/i386/i386.c (legitimize_pic_address): If constant operand
2840 to PLUS is too large, put it in a register.
2842 2005-11-07 Jie Zhang <jie.zhang@analog.com>
2844 * configure.ac: Enable checking assembler dwarf2 support for bfin
2846 * configure: Regenerate.
2848 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
2852 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
2853 gen_easy_vector_constant_add_self): Delete.
2854 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
2856 (output_vec_const_move): Use gen_easy_altivec_constant.
2857 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
2858 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
2859 (easy_vector_constant_add_self): Rewritten.
2860 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
2861 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
2862 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
2863 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
2864 Macroize and adjust for the other changes.
2866 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
2870 * c-typeck.c (build_c_cast): Try using a shared constant, and see
2871 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
2873 2005-11-07 Jakub Jelinek <jakub@redhat.com>
2875 PR rtl-optimization/23567
2876 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
2877 (noce_process_if_block): Don't do any optimizations except
2878 if (cond) x = x; if !set_b and write into orig_x may trap
2879 or fault. Remove the MEM_READONLY_P check.
2881 2005-11-06 Diego Novillo <dnovillo@redhat.com>
2884 * tree-vrp.c (fix_equivalence_set): New.
2885 (extract_range_from_assert): Call it.
2887 2005-11-05 Ian Lance Taylor <ian@airs.com>
2890 * combine.c (apply_distributive_law): Don't distribute across a
2893 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
2895 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
2896 config/ms1/ms1.h, config/rs6000/predicates.md,
2897 config/s390/s390.c, params.def, postreload-gcse.c,
2898 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
2899 tree-vrp.c, tree.c: Fix comment typos.
2900 * doc/invoke.texi: Fix typos.
2902 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
2904 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
2905 for testing whether the data_dependence_relation contains distance
2906 vectors. Iterate over all distance vectors of the ddr.
2907 * lambda.h: Define a vec of lambda_vector pointers.
2908 * tree-data-ref.c (dump_data_dependence_relation,
2909 dump_data_dependence_direction): Iterate over all distance and
2910 direction vectors of the ddr.
2911 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
2913 (build_classic_dist_vector, build_classic_dir_vector): Push a set
2914 of distance/direction vectors instead of a single one.
2915 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
2916 lambda_vectors with a vec of lambda_vectors.
2917 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
2918 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
2919 DDR_NUM_DIST_VECTS): New.
2920 * tree-loop-linear.c (gather_interchange_stats): Test for the
2921 existence of distance vectors only after having checked that there
2922 is a dependence. Iterate over all distance vectors of the ddr.
2923 (linear_transform_loops): Use dump_data_dependence_relation.
2924 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
2925 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
2926 distance vectors of the ddr.
2928 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
2930 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
2931 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
2932 IS_INTHANDLER; all callers changed.
2933 (n_regs_saved_by_prologue): Take interrupt handler attributes into
2935 (do_link, do_unlink): New argument ALL; all callers changed.
2936 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
2937 If function isn't leaf, save and restore all registers.
2938 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
2941 2005-11-05 Jan Hubicka <jh@suse.cz>
2943 PR rtl-optimization/23490
2944 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
2945 max-flow-memory-location): Document.
2946 * flow.c: Include params.h
2947 (MAX_MEM_SET_LIST_LEN): Kill.
2948 (add_to_mem_set_list): Use new param.
2949 * cse.c (cse_basic_block): Replace 1000 by new param.
2950 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
2951 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
2952 * predict.c (predict_loops): Use new param.
2953 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
2955 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
2956 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
2957 Do not hold memory returned by cgraph_node_name across other call.
2959 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
2962 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
2965 2005-11-04 Jeff Law <law@redhat.com>
2968 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
2969 * tree-ssa-dom.c: Include params.h.
2970 (thread_across_edge): If there are too many statements in the
2971 target block, then do not thread through it.
2972 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
2973 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
2975 2005-11-03 Diego Novillo <dnovillo@redhat.com>
2978 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
2979 TODO_update_ssa instead of TODO_update_ssa_no_phi.
2981 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
2984 * tree-scalar-evolution.c (instantiate_parameters_1,
2985 instantiate_parameters, resolve_mixers): Compute the size of an
2986 expression to be instantiated and give up the instantiation if the
2987 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2989 2005-11-04 Richard Guenther <rguenther@suse.de>
2991 * tree-flow.h (ref_contains_indirect_ref): Rename to
2992 array_ref_contains_indirect_ref.
2993 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
2994 (array_ref_contains_indirect_ref): Make comment match the code
2996 (ref_contains_array_ref): Likewise.
2997 * tree-ssa-structalias.c (find_func_aliases): Remove call to
2998 ref_contains_indirect_ref.
2999 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3000 Rename calls to ref_contains_indirect_ref.
3002 2005-11-04 Paul Brook <paul@codesourcery.com>
3004 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
3005 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
3006 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3007 * config/arm/arm.md: Use match_operand in peephole input templates
3008 and match_dup in peephole output templates.
3010 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3012 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
3015 2005-11-04 Mark Mitchell <mark@codesourcery.com>
3016 Daniel Jacobowitz <dan@codesourcery.com>
3018 * longlong.h (add_ssaaaa): Clobber condition code register
3020 (sub_ddmmss): Likewise.
3021 (umul_ppmm): Likewise.
3023 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3024 Paul Brook <paul@codesourcery.com>
3025 Phil Blundell <pb@reciva.com>
3027 * configure.ac: Add test for ARM TLS support.
3028 * configure: Regenerated.
3029 * config/arm/arm-protos.h (legitimize_tls_address)
3030 (arm_tls_referenced_p, tls_mentioned_p)
3031 (arm_output_addr_const_extra): New prototypes.
3032 (thumb_legitimize_pic_address): Delete.
3033 * config/arm/arm.c: Include "gt-arm.h".
3034 (enum tls_reloc): New.
3035 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
3036 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
3037 (arm_call_tls_get_addr, legitimize_tls_address)
3038 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
3039 (arm_init_tls_builtins, arm_emit_tls_decoration)
3040 (arm_output_addr_const_extra): New functions.
3041 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
3042 (TARGET_HAVE_TLS): Define.
3043 (target_thread_pointer): New.
3044 (arm_override_options): Handle -mtp=.
3045 (legitimize_pic_address): Ignore UNSPECs.
3046 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
3048 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
3049 (tls_get_addr_libfunc): New variable.
3050 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
3051 (arm_init_builtins): Call arm_init_tls_builtins.
3052 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
3053 (arm_encode_section_info): Call default_encode_section_info.
3054 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
3055 (enum arm_tp_type): New.
3056 (target_thread_pointer): Add declaration.
3057 (LEGITIMATE_CONSTANT_P): Handle TLS.
3058 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
3059 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
3060 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
3061 * config/arm/arm.md: Add UNSPEC_TLS.
3062 (movsi): Handle TLS.
3063 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
3065 (tls_load_dot_plus_eight): New insn and a peephole to create it.
3066 (load_tp_hard, load_tp_soft): New insns.
3067 * arm.opt: Add -mtp=.
3068 * doc/invoke.texi (ARM Options): Document -mtp.
3070 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3072 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
3073 * config/arm/libunwind.S: Include "lib1funcs.asm".
3074 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
3075 (LIB2ADDEH): Add libunwind.S.
3076 (LIB2ADDEHDEP): Add lib1funcs.asm.
3077 * mklibgcc.in: Handle asm files in libgcc_eh.a.
3079 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3082 * gcc/c.opt: Add a -lang-fortran option.
3083 * gcc/c-opts.c: Add a lang_fortran flag.
3084 (c_common_init_options): Handling the -lang-fortran option.
3085 (c_common_handle_option): Add a case for Fortran options in
3086 preprocessing. Remove cases for -ffixed-form and
3087 -ffixed-line-length. Add a case for -lang-fortran.
3089 2005-11-03 David Edelsohn <edelsohn@gnu.org>
3091 * config/rs6000/rs6000.c: Include params.h
3092 (optimization_options): Set max-grow-copy-bb-insns default to 16.
3093 (bdesc_2arg): Delete vpkuhss and vpkuwss.
3094 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
3095 (UNSPEC_VPKUWSS): Delete.
3096 (altivec_vpkuhss): Delete.
3097 (altivec_vpkuwss): Delete.
3098 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
3100 (neg_eq0<mode>): Remove final condition.
3101 (neg_eq<mode>): Remove condition and split-condition.
3103 2005-11-04 Alan Modra <amodra@bigpond.net.au>
3105 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
3106 Use associated print macros.
3108 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3111 * diagnostic.c (diagnostic_set_info_translated): New function.
3112 (diagnostic_set_info): Use it. Add comment.
3113 * diagnostic.h (diagnostic_set_info_translated): Declare.
3115 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
3117 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
3118 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
3119 reference only if 'public' is true.
3120 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
3121 emit the .hidden directive only if the indirect reference is public.
3122 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
3123 Pass it to dw2_force_const_mem.
3124 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
3125 * dwarf2out.c (output_cfi): Adjust calls to above function.
3126 (output_call_frame_info): Likewise.
3127 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
3128 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
3130 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
3132 PR tree-optimization/24483
3133 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
3134 field to elts if possible.
3136 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3139 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
3142 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
3144 Fix PR tree-optimization/24351
3146 * tree-ssa-structalias.c (struct variable_info): Add
3148 (get_varinfo_fc): New function to follow collapsing.
3149 (new_var_info): Set collapsed_to to NULL.
3150 (dump_constraint): Follow collapsing.
3151 (build_constraint_graph): Handle collapsing.
3152 (do_simple_structure_copy): Return false if something bad
3154 (collapse_rest_of_var): New function.
3155 (do_structure_copy): Collapse if do_simple_structure_copy returns
3158 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3161 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
3162 expressions to a statement list instead of gimplifying them.
3164 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3166 PR rtl-optimization/23585
3167 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
3168 that can't trap plus a constant integer, if the mode has zero size.
3170 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3173 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
3175 ("*insv<mode>_reg_extimm"): Likewise.
3177 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3180 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
3181 c_common_type_for_mode returns an unnamed type.
3183 2005-11-02 Richard Henderson <rth@redhat.com>
3187 * dwarf2out.c (dwarf2out_reg_save_reg): New.
3188 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
3189 * function.c (assign_parms): Use calls.internal_arg_pointer.
3190 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
3192 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
3193 (TARGET_CALLS): Add it.
3194 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
3195 * targhooks.c (default_internal_arg_pointer): New.
3196 * targhooks.h (default_internal_arg_pointer): Declare.
3197 * tree.h (dwarf2out_reg_save_reg): Declare.
3198 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
3199 * config/i386/i386.c (dbx_register_map): Add return column.
3200 (dbx64_register_map, svr4_dbx_register_map): Likewise.
3201 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
3202 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
3203 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
3204 (ix86_save_reg): Save force_align_arg_pointer.
3205 (ix86_emit_save_regs): Make regno unsigned.
3206 (ix86_emit_save_regs_using_mov): Likewise.
3207 (ix86_expand_prologue): Handle force_align_arg_pointer.
3208 (ix86_expand_epilogue): Likewise.
3209 * config/i386/i386.h: (dbx_register_map): Update.
3210 (dbx64_register_map, svr4_dbx_register_map): Update.
3211 (struct machine_function): Add force_align_arg_pointer.
3212 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
3213 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
3214 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
3216 2005-11-02 Jan Hubicka <jh@suse.cz>
3219 * i386.md: Add peep2 for simplyfing array accesses.
3221 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3224 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
3225 * config/s390/s390.c (s390_decompose_shift_count): New function.
3226 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
3227 (print_shift_count_operand): Use s390_decompose_shift_count.
3228 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
3229 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
3231 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3234 * loop.c (loop_givs_rescan): Use force_operand to expand
3237 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
3240 * fold-const.c (build_range_check): Use unsigned when signed
3241 overflow is undefined also. If etype is subtype, make sure that
3242 the subtraction is in the supertype.
3244 2005-11-02 Richard Henderson <rth@redhat.com>
3247 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
3250 2005-11-01 Richard Henderson <rth@redhat.com>
3253 * loop.c (scan_loop): Do not propagate computations to a hard
3254 register destination with SMALL_REGISTER_CLASSES.
3256 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
3258 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
3259 costs for MULT inside PLUS or MINUS.
3261 2005-11-01 Bob Wilson <bob.wilson@acm.org>
3263 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
3264 (TRAMPOLINE_SIZE): Round up to 60.
3265 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
3267 2005-10-31 James E. Wilson <wilson@specifix.com>
3270 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
3271 ifdef. Put ifdefs around call in gen_subprogram_die.
3272 (compute_frame_pointer_to_cfa_displacement): Likewise.
3273 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
3276 PR rtl-optimization/17356
3277 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
3278 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
3280 2005-10-31 Jan Hubicka <jh@suse.cz>
3283 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
3286 * i386.c (legitimize_pic_address): Deal with large immediates.
3289 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
3290 from symbol names while computing checkup.
3293 * predict.c (predict_loops): Do not estimate more than
3294 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
3295 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
3297 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
3299 PR tree-optimization/19097
3300 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
3302 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
3304 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
3306 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
3309 * tree-inline.c (setup_one_parameter): If the init_stmt
3310 is NULL, don't insert the statement.
3312 2005-10-30 Jan Hubicka <jh@suse.cz>
3314 PR tree-optimization/24172
3315 * tree-inline.c (copy_body_r): Unshare the substituted value first.
3317 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
3319 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
3320 constants for hosts with long != 32 bits.
3322 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3325 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
3327 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
3329 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
3330 (TARGET_MS1_16_002): New.
3331 (TARGET_MS1_16_003): New.
3333 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
3334 ("*decrement_and_branch_until_zero_no_clobber"): New.
3335 Add corresponding splitter for decrement_and_branch_until_zero
3337 Key all decrement_and_branch_until_zero patterns off of
3340 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
3343 * tree-complex.c (extract_component): Treat RESULT_DECL
3344 like the rest of the decls.
3346 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
3348 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
3349 indirect call to _mcount if the function needs a static chain.
3351 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
3352 Caroline Tice <ctice@apple.com>
3354 PR rtl-optimization/24460
3355 * dwarf2out.c (have_switched_text_sections): New boolean variable.
3356 (dwarf2out_switch_text_section): Set it to true instead of
3357 incrementing separate_line_info_table_in_use.
3358 (output_loc_list): Additionally test have_switched_text_sections.
3359 (output_ranges): Likewise.
3360 (dwarf2out_finish): Likewise.
3361 * varasm.c (assemble_start_function): Do not call
3362 insert_section_boundary_note.
3363 (assemble_end_function): If flag_reorder_blocks_and_partition,
3364 switch to the function's section before emitting the .size directive.
3365 * bb-reorder.c (insert_section_boundary_note): Staticify.
3366 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
3367 * output.h (insert_section_boundary_note): Delete.
3369 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
3372 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
3373 instead of pointer equality when comparing types.
3375 2005-10-24 James E. Wilson <wilson@specifix.com>
3377 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
3378 add_dependence_list_and_free calls.
3380 2005-10-24 Steven Bosscher <stevenb@suse.de>
3382 * contrib.texi: Add the names of the LLNL folks who donated
3383 Cray pointer support for gfortran.
3385 2005-10-24 Steven Bosscher <stevenb@suse.de>
3387 PR tree-optimization/24225
3388 * profile.c (branch_prob): Look from end to start through a
3389 basic block when looking for a locus.
3391 2005-10-24 Richard Henderson <rth@redhat.com>
3393 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
3395 (hppa_expand_prologue): Likewise.
3397 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3399 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
3400 (NO_DEFERRED_PROFILE_COUNTERS): Define.
3401 * pa.h (NO_PROFILE_COUNTERS): Define.
3402 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
3403 (funcdef_nos): New vector to hold label numbers of deferred profile
3405 (output_deferred_profile_counters): New function.
3406 (hppa_profile_hook): Push label number onto funcdef_nos.
3407 (pa_hpux_file_end): Call output_deferred_profile_counters if
3408 NO_DEFERRED_PROFILE_COUNTERS is false.
3410 * pa-protos.h (get_deferred_plabel): New prototype.
3411 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
3413 (output_call): Adjust calls.
3415 2005-10-24 Alan Modra <amodra@bigpond.net.au>
3417 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
3418 peculiarity of GOT/TOC section usage.
3420 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
3423 * c-common.c (constant_string_class_name): Add documentation.
3425 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
3428 * recog.c (peephole2_optimize): Increment peep2_current_count
3429 only when the slot is empty.
3431 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3434 * except.c (output_function_exception_table): Call
3435 assemble_external_libcall if we need a personality function.
3437 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3439 PR rtl-optimization/24460
3440 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
3441 set the basic block for barriers.
3443 2005-10-21 Janis Johnson <janis187@us.ibm.com>
3445 * var-tracking.c (vt_initialize): Initialize post.
3447 2005-10-21 Devang Patel <dpatel@apple.com>
3450 * c-common.c (vector_types_convertible_p): Check vector element type.
3452 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
3454 * config/sh/sh.c (prepare_move_operands): Handle the address
3455 constant which is a tls symbolic address plus a constant.
3457 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
3460 * gcc.c (main): Use the correct counter for erroring out
3461 about mulitple files.
3463 2005-10-21 Alan Modra <amodra@bigpond.net.au>
3466 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
3467 use r2 for 64-bit tls .got access.
3469 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
3471 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
3474 2005-10-20 Steven Bosscher <stevenb@suse.de>
3476 PR tree-optimization/24307
3477 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
3479 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
3482 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
3484 * varasm.c (find_decl_and_mark_needed): After cgraph global info
3485 is ready, stop marking functions, but still mark variables.
3487 2005-10-20 Richard Guenther <rguenther@suse.de>
3490 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
3493 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3495 PR rtl-optimization/23585
3496 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
3497 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
3498 (may_trap_p_1): New predicate extracted from...
3499 (may_trap_p): ... here. Invoke may_trap_p_1.
3500 (may_trap_or_fault_p): New predicate.
3501 * rtl.h (may_trap_or_fault_p): Declare it.
3502 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
3503 instead of may_trap_p.
3504 (steal_delay_list_from_fallthrough): Likewise.
3505 (fill_simple_delay_slots): Likewise.
3506 (fill_slots_from_thread): Likewise.
3507 * function.c (pad_to_arg_alignment): Rework comment about
3508 SPARC_STACK_BOUNDARY_HACK.
3509 * config/sparc/sparc.h: Likewise.
3511 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
3513 * config/s390/s390.c (s390_expand_insv): New.
3514 * config/s390/s390-protos.h (s390_expand_insv): Declare.
3515 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
3516 ("icm_hi"): Remove mode attribute.
3517 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
3519 ("*extracthi", "*extractqi"): Remove.
3520 (extv<mode>", "*extzv<mode>"): New.
3521 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
3522 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
3524 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3526 * cfgexpand.c (discover_nonconstant_array_refs_r,
3527 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
3528 (tree_expand_cfg): Call discover_nonconstant_array_refs.
3529 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3530 discover_nonconstant_array_refs.
3532 2005-10-19 Steven Bosscher <stevenb@suse.de>
3535 * c-decl.c (pop_scope): Don't warn about an unused variable
3536 if it is marked with TREE_NO_WARNING.
3537 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
3538 somenow mismatch and olddecl is to be replaced.
3540 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
3543 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
3544 whether registers live on the edge can be saved/restored.
3546 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
3548 * config/sh/sh.c (fixup_mova): Skip notes.
3550 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3552 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
3553 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
3554 (s390_can_eliminate): Handle BASE_REGNUM elimination.
3555 (s390_initial_elimination_offset): Likewise.
3556 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
3557 register on TARGET_ZARCH targets.
3558 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
3559 (INITIAL_FRAME_POINTER_OFFSET): Remove.
3560 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
3561 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
3563 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
3565 * config/s390/s390.md: Comment describing output modifiers updated.
3566 * config/s390/s390.c (print_operand): Likewise.
3568 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
3570 * config/s390/s390.c (override_options): Added check for -mstack-size
3572 * doc/invoke.texi: Mention that limit in the documenation.
3574 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
3577 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
3579 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
3581 Fix PR tree-optimization/24231
3583 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
3584 (compute_avail): Ditto.
3586 2005-10-18 Richard Henderson <rth@redhat.com>
3589 * config/i386/i386.c (legitimate_constant_p): Check
3590 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
3592 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
3593 (legitimate_pic_address_disp_p): Reorg CONST checking to make
3594 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
3596 (print_operand_address): Likewise.
3597 * config/i386/predicates.md (x86_64_immediate_operand): Test
3598 SYMBOL_REF_TLS_MODEL properly inside CONST.
3599 (x86_64_zext_immediate_operand): Likewise.
3600 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
3601 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
3602 * config/i386/i386-protos.h: Remove predicates.md entries.
3604 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
3606 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3607 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
3609 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
3610 Ian Lance Taylor <ian@airs.com>
3613 * fold-const.c (fold_widened_comparison): Do not allow range based
3614 constant folding when right operand cannot be unwidened.
3616 2005-10-17 Richard Henderson <rth@redhat.com>
3618 * builtins.c (expand_builtin_synchronize): Build a new-style asm
3619 with a memory clobber.
3621 2005-10-17 James E Wilson <wilson@specifix.com>
3623 PR rtl-optimization/17356
3624 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
3625 checking for EDGE_EH.
3627 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3629 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
3630 the slot on an even boundary for any type with 16-byte alignment.
3632 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
3635 * md.texi (Modifiers) <%>: Clarify that % doesn't work
3636 after register allocation.
3638 2005-10-17 DJ Delorie <dj@redhat.com>
3640 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
3643 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
3646 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
3649 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
3651 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
3652 to 2 if it's already non-zero.
3653 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
3654 is set and warn about it if flag_schedule_insns is 1.
3656 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
3658 * config/crx/crx.md: Compare-and-branch instructions need to
3661 2005-10-17 Uros Bizjak <uros@kss-loka.si>
3664 * config/i386/i386.md (*pushdi2_rex64 splitter)
3665 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
3666 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
3667 flow2 pass only when (optimize > 0 && flag_peephole2).
3669 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
3672 * gcc.c (have_c): New static variable.
3674 (process_command): Remove declation of have_c.
3675 Set have_o to 1 when handling -o.
3676 (main): Add a fatel error if there are multiple
3677 files specified and -o and -c/-S is passed witout
3678 -combine or multiple languages.
3680 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
3682 Fix PR tree-optimization/22444
3683 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
3684 Assert that we don't hit something with subvars.
3685 (setup_pointers_and_addressables): Don't add things with subvars,
3686 because we'll already process the subvars for aliasing purposes.
3688 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
3691 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
3692 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
3693 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
3694 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
3695 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
3696 swapped, alternatives for the R constraint.
3699 * builtins.c (get_builtin_sync_mode): Make unlimited
3700 mode_for_size request.
3702 2005-10-15 Richard Henderson <rth@redhat.com>
3704 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
3705 (gimplify_expr): ... here.
3706 (gimplify_compound_lval): Use it in initial scan loop. Allow
3707 fb_lvalue in base expression.
3709 2005-10-15 Richard Henderson <rth@redhat.com>
3712 * builtins.c (expand_builtin_trap): Export.
3713 * expr.h (expand_builtin_trap): Declare.
3714 * expr.c (expand_assignment): Emit a trap for integral offsets
3715 from registers that weren't reduced to bitpos.
3717 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
3718 (mark_array_ref_addressable): Remove.
3719 * tree-flow.h (mark_array_ref_addressable): Remove.
3720 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
3722 2005-10-15 James E Wilson <wilson@specifix.com>
3725 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
3726 (add_dependence_list_and_free): Likewise.
3727 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
3730 2005-10-15 Diego Novillo <dnovillo@redhat.com>
3734 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
3735 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
3737 (vrp_visit_phi_node): Only prevent infinite iterations when
3738 the previous result and the new result are both VR_RANGEs.
3740 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
3742 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
3745 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3748 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
3751 2005-10-14 Per Bothner <per@bothner.com>
3753 PR preprocessor/21250
3754 * c-ppoutput.c (print_line): Print internal line 0 as 1.
3756 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
3759 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
3760 overflow flags. Refactor some conditionals.
3762 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
3765 * tree-dfa.c (add_referenced_var): Only look at decls which
3766 have TREE_CONSTANT or TREE_READONLY set instead of if
3767 !TREE_PUBLIC or !TREE_CONSTANT.
3769 2005-10-13 James E Wilson <wilson@specifix.com>
3771 * doc/invoke.texi: For -x, add f95-cpp-input.
3772 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
3774 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
3776 PR tree-optimization/24262
3777 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
3778 in loop all the time.
3780 2005-10-12 Richard Henderson <rth@redhat.com>
3783 * tree.h (DECL_TRANSPARENT_UNION): Remove.
3784 * function.c (assign_parm_find_data_types): Don't support it.
3785 * print-tree.c (print_node): Likewise.
3786 * c-common.c (handle_transparent_union_attribute): Likewise.
3787 Use build_duplicate_type.
3788 * tree-inline.c (remap_type_1): Split out of remap_type;
3789 properly remap aggregate fields.
3790 (build_duplicate_type): New.
3791 * doc/extend.texi (Variable Attributes): Remove documentation
3792 for transparent_union.
3794 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3797 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
3798 (gen_stack_pointer_dec): Likewise.
3800 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
3804 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
3806 (struct cxx): Add adjust_class_at_definition target hook.
3807 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
3808 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
3809 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
3810 hook_void_tree. Add to TARGET_CXX.
3811 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
3813 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
3814 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
3815 instead of attribute. Check for dllexport override. Warn if
3816 inconsistent dll linkage. Don't lose old dllimport if decl has
3817 had address referenced. Tweak lookup of dllimport atribute.
3818 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
3819 for target specific rules. Don't add dllimport attribute if
3820 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
3821 dllimport attribute.
3822 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
3823 * varasm.c (initializer_constant_valid_p): Replace
3824 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
3828 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
3829 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
3830 (i[34567]86-*-mingw32*): Likewise.
3832 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
3833 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
3835 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
3836 C++-specific code. Change return value to bool.
3837 (i386_pe_dllimport_p): Likewise.
3838 (associated_type): Simplify and make language-independent
3839 (i386_pe_encode_section_info): Replace override of ambiguous
3840 dllimport symbol refs with a gcc_assert.
3841 (i386_pe_valid_dllimport_attribute_p): Define.
3842 * config/i386/winnt-cxx.c: New file. Define C++ versions of
3843 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
3844 i386_pe_adjust_class_at_definition.
3845 * config/i386/winnt-stubs.c: New file. Define stub versions of
3846 lang-specific functions.
3847 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
3848 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
3849 i386_pe_adjust_class_at_definition.
3850 (i386_pe_valid_dllimport_attribute_p): Declare.
3851 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
3852 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
3853 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
3856 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
3857 dllimport attribute with test of DECL_DLLIMPORT_P.
3859 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
3861 * combine.c (make_extraction): Correct offset computation.
3863 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
3865 * config/cris/t-linux (LIMITS_H_TEST): Define.
3867 2005-10-12 Richard Henderson <rth@redhat.com>
3870 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
3872 2005-10-12 Richard Guenther <rguenther@suse.de>
3874 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
3876 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
3879 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
3880 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
3883 2005-10-12 Richard Guenther <rguenther@suse.de>
3886 * varasm.c (output_constant): Correct typo from previous
3889 2005-10-11 Ian Lance Taylor <ian@airs.com>
3891 PR rtl-optimization/13931
3892 * combine.c: Revert patch of 2003-05-14, and:
3893 (try_combine): Only set elim_i1 and elim_i2 if the destination is
3894 completely killed in the appropriate insn.
3895 (distribute_notes): Don't skip multiple hard register test for
3896 elim_i1 and elim_i2.
3898 2005-10-11 Richard Henderson <rth@redhat.com>
3901 * c-typeck.c (convert_for_assignment): Use build_constructor_single
3902 to initialize a transparent union instead of a nop_expr.
3904 2005-10-11 Richard Henderson <rth@redhat.com>
3906 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
3907 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
3908 (tree_ssa_dce_loop): Call scev_reset.
3911 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
3912 * tree-ssa-dce.c: Include cfgloop.h.
3913 (tree_ssa_dce_loop, pass_dce_loop): New.
3914 * tree-pass.h (pass_dce_loop): Declare it.
3915 * passes.c (init_optimization_passes): Use it.
3917 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
3920 * convert.c (convert_to_real): Revert 2005-10-05 patch.
3921 Only apply the optimization for rounding builtins if the inner
3922 cast is also an extension.
3924 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
3927 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
3928 mark_new_vars_to_rename instead of update_stmt.
3930 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
3932 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
3934 2005-10-11 Jakub Jelinek <jakub@redhat.com>
3936 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
3937 for setting MMX register to 0 rather than mmx.
3939 2005-10-10 Steve Ellcey <sje@cup.hp.com>
3942 * configure.ac: Move gas check from mips specific case to common case.
3943 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
3944 * configure: Regenerate
3945 * doc/install.texi: Update.
3947 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3950 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
3952 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
3954 * gcc.c (do_spec_1): Accept numeric characters in file name
3957 2005-10-10 Nick Clifton <nickc@redhat.com>
3959 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
3960 describing the deleted arm_gen_rotated_half_load function.
3962 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
3964 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
3967 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
3969 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
3971 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
3972 (EXTRA_MULTILIB_PARTS): Define.
3973 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
3974 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
3975 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
3976 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
3977 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
3978 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
3980 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
3982 PR tree-optimization/24226
3983 * tree-cfg.c (remove_bb): Clean up unreachable loops.
3984 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
3985 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
3988 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3990 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
3992 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
3995 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
3996 Rewrite for no need for the early clobber.
3998 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4000 Merge from csl-arm-branch:
4001 2005-09-07 Paul Brook <paul@codesourcery.com>
4002 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
4005 2005-04-30 Paul Brook <paul@codesourcery.com>
4006 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
4007 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
4009 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
4010 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
4011 (arm_override_options): Use TARGET_AAPCS_BASED.
4012 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
4013 (PTRDIFF_TYPE): Use int for AAPCS.
4014 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
4015 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
4016 (DEFAULT_SHORT_ENUMS): Delete.
4017 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
4019 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
4020 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
4021 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
4022 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
4024 2004-12-03 Mark Mitchell <mark@codesourcery.com>
4025 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
4027 2004-11-22 Mark Mitchell <mark@codesourcery.com>
4028 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
4030 2004-11-19 Mark Mitchell <mark@codesourcery.com>
4031 * config.gcc (arm*-*-linux-gnueabi): Add it.
4032 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
4034 (TARGET_OS_CPP_BUILTINS): Likeiwse.
4035 * config/arm/linux-eabi.h: New file.
4036 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
4037 (LINUX_TARET_LINK_SPEC): Likewise.
4038 (LINK_SPEC): Use it.
4039 * config/arm/t-linux-eabi: New file.
4041 2005-10-08 Steven Bosscher <stevenb@suse.de>
4044 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
4046 (PARAM_SMS_DFA_HISTORY): Likewise.
4048 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4051 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
4052 (load_register_parameters): Call it.
4053 (check_sibcall_argument_overlap_1): Likewise.
4054 (store_one_arg): Likewise.
4056 2005-10-07 James E. Wilson <wilson@specifix.com>
4058 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
4059 DImode not VECINT24 for operand 2.
4062 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
4066 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
4067 fr_spill): Use destination_operand for operand 0.
4069 2005-10-07 DJ Delorie <dj@redhat.com>
4071 * varasm.c (output_constant): Limit error to expanding
4074 2005-10-07 Richard Guenther <rguenther@suse.de>
4077 * fold-const.c (fold_binary): Fix operand types during folding
4078 of X op (A, Y). Evaluation order of the side-effects of
4079 X and A are frontend-defined, so ensure we honour that even for
4080 tcc_comparison class operands; eased by removing duplicate code.
4082 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4084 * stor-layout.c (layout_type): Do not allow alignment of array
4085 elements to be greater than their size.
4087 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4089 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
4091 (hppa*-*-linux*): Ditto.
4092 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
4093 * config/host-hpux.c: New.
4094 * config/x-hpux: New.
4095 * config/pa/x-hpux: Remove.
4096 * config/pa/x-linux: Remove.
4097 * config/pa/pa-host.c: Remove.
4099 2005-10-07 Jeff Law <law@redhat.com>
4101 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
4102 determine whether or not to try and thread outgoing edges.
4104 2005-10-07 David Edelsohn <edelsohn@gnu.org>
4106 * config/rs6000/rs6000.md (eqsi_power): New.
4107 (neg_eq0si): Add TARGET_POWER to final condition.
4110 2005-10-06 Richard Henderson <rth@redhat.com>
4112 * config/rs6000/rs6000.c: Revert last change.
4114 2005-10-06 Richard Henderson <rth@redhat.com>
4116 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
4117 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
4119 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4123 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
4124 out return_label and naked_return_label.
4126 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4128 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
4131 2005-10-06 Richard Henderson <rth@redhat.com>
4134 * tree-inline.c (declare_return_variable): Handle modify_dest not
4137 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4139 Fix PR tree-optimization/22488
4140 * tree-ssa-structalias.c (check_for_overlaps): New function.
4141 (create_variable_info_for): Use it.
4143 2005-10-06 Richard Henderson <rth@redhat.com>
4146 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
4147 (dwarf2out_start_source_file): Print it.
4149 2005-10-06 Geoffrey Keating <geoffk@apple.com>
4151 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
4153 2005-10-06 Richard Henderson <rth@redhat.com>
4156 * mode-switching.c (optimize_mode_switching): Clear transp bit
4157 for block with incomming abnormal edges.
4159 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
4160 (fpscr_set_from_mem): Use them.
4161 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
4162 (fpscr postinc splitters): Rewrite as peephole2+split.
4164 2005-10-06 David Edelsohn <edelsohn@gnu.org>
4166 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
4167 (eq<mode>_compare): Same.
4169 2005-10-06 Richard Guenther <rguenther@suse.de>
4171 PR tree-optimization/24238
4172 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
4174 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
4176 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
4177 here. Use AC_PATH_PROG for environment variables instead of
4179 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
4181 * configure: Regenerated.
4183 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
4186 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
4187 then force it into a register.
4188 (call_value): Likewise.
4190 2005-10-06 Richard Henderson <rth@redhat.com>
4193 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
4194 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
4195 under pass_vectorize.
4197 2005-10-05 Devang Patel <dpatel@apple.com>
4200 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
4201 handling constants. Check NAMESPACE_DECL context for constants.
4203 2005-10-05 Eric Christopher <echristo@apple.com>
4205 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
4207 2005-10-05 Richard Henderson <rth@redhat.com>
4210 * tree-cfg.c (mark_array_ref_addressable_1): New.
4211 (mark_array_ref_addressable): New.
4212 * tree-flow.h (mark_array_ref_addressable): Declare.
4213 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
4215 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
4219 * reload.c (subst_reloads): When adding a REG_LABEL to a
4220 jump instruction, also update JUMP_LABEL.
4222 2005-10-05 David Edelsohn <edelsohn@gnu.org>
4224 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
4225 * bb-reorder.c (copy_bb_p): Use it.
4226 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
4228 2005-10-05 Richard Henderson <rth@redhat.com>
4231 * toplev.c (process_options): Warn about unsupported combinations
4232 of unwind tables and omit-frame-pointer.
4233 * config/i386/i386.c (override_options): Similarly. Enable
4234 accumulate-outgoing-args if not explicitly disabled.
4236 2005-10-05 Steve Ellcey <sje@cup.hp.com>
4238 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
4239 Handle big endian vs. small endian.
4240 (vec_initv2sf): Handle big endian vs. small endian.
4241 (*vec_extractv2sf_1): Ditto.
4243 2005-10-05 Dale Johannesen <dalej@apple.com>
4245 * convert.c (convert_to_real): Don't convert
4246 (float)floor(double d) to floorf((float)d).
4248 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
4250 * config/arm/arm.md (insv): Use gen_int_mode in more places.
4252 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
4254 PR tree-optimization/18587
4255 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
4256 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
4257 build_vuses): Change to VEC type.
4258 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
4259 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
4260 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
4261 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
4262 (get_name_decl): New. Return DECL_UID of base variable.
4263 (operand_build_cmp): New. qsort comparison routine.
4264 (operand_build_sort_virtual): New. Sort virtual build vector.
4265 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
4266 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
4267 (FINALIZE_BASE): Use get_name_decl.
4268 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
4269 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
4270 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
4271 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
4272 direct VEC_* manipulations.
4273 (build_ssa_operands): Call operand_build_sort_virtual.
4274 (copy_virtual_operand, create_ssa_artficial_load_stmt,
4275 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
4276 with direct VEC_* manipulations.
4277 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
4278 with direct VEC manipulations.
4280 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
4282 PR tree-optimization/21419
4283 PR tree-optimization/24146
4284 PR tree-optimization/24151
4286 * c-typeck.c (readonly_error): Handle USE being lv_asm.
4287 (build_asm_expr): Call it if outputs are read-only.
4288 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
4290 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
4291 Paolo Bonzini <bonzini@gnu.org>
4295 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
4296 enable the instructions and not just the built-ins.
4297 * doc/invoke.texi (x86 Options): Likewise.
4299 2005-10-04 Geoffrey Keating <geoffk@apple.com>
4301 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
4303 * doc/invoke.texi (Option Summary): Correct spelling
4304 of -mmacosx-version-min.
4306 2005-10-04 Devang Patel <dpatel@apple.com>
4308 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
4311 2005-10-04 Steve Ellcey <sje@cup.hp.com>
4313 * tree-vect-transform.c (vect_create_epilog_for_reduction):
4314 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
4316 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
4318 * config/s390/s390.md ("TDSI","DP"): New mode macros.
4319 ("TE","tg"): New mode attributes.
4320 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
4321 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
4322 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
4323 dword_mode and one for GPRmode.
4325 2005-10-04 Ian Lance Taylor <ian@airs.com>
4327 PR preprocessor/13726
4328 * c-ppoutput.c (cb_include): Add comments parameter, and print out
4329 any comments passed in.
4331 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4333 * tree.c (annotate_with_file_line): Fix typo.
4335 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4338 * builtins.c (fold_builtin_memcmp): When constructing the pointer
4339 type used to access data in the inlined length == 1 case, use
4340 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
4341 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
4343 2005-10-04 Uros Bizjak <uros@kss-loka.si>
4345 * config/i386/i386.h (TARGET_FISTTP): Enable also for
4346 TARGET_SSE3 and only for TARGET_80387.
4347 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
4348 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
4349 Do not depend on TARGET_80387.
4351 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4353 * tree.c (last_annotated_node): Change type to location_t*.
4354 (annotate_with_file_line): Reflect the change of
4355 last_annotated_node type.
4357 2005-10-04 Richard Guenther <rguenther@suse.de>
4360 * c-decl.c (grokdeclarator): Don't write to fields
4363 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4366 * c-decl.c (finish_decl): Use set_user_assembler_name even for
4368 * varasm.c (make_decl_rtl): If a register variable does not
4369 have a set user assmbler name, error out.
4370 Decode the asmspec is now name+1 bypassing '*'.
4372 2005-10-04 Steven Bosscher <stevenb@suse.de>
4374 PR tree-optimization/23049
4375 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
4376 of a COND_EXPR is folded before calling fold on the whole rhs of a
4377 conditional assignment.
4378 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
4379 document that a COND_EXPR may appear there.
4381 2005-10-03 Diego Novillo <dnovillo@redhat.com>
4384 * tree-vrp.c (extract_range_from_assert): If the new numeric
4385 range created out of the assertion contradicts the existing
4386 numeric range of the ASSERT_EXPR variable, make the new range
4389 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
4391 * config/sh/sh.c (sh_register_move_cost): Add case for moving
4392 from T_REGS to FP register class.
4394 2005-10-03 Richard Henderson <rth@redhat.com>
4397 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
4398 before creating a new one.
4400 2005-10-03 David Edelsohn <edelsohn@gnu.org>
4402 * config/rs6000/t-aix43 (LDFLAGS): New.
4403 * config/rs6000/t-aix52 (LDFLAGS): New.
4405 2005-10-03 Ian Lance Taylor <ian@airs.com>
4407 * gimplify.c (find_single_pointer_decl_1): New static function.
4408 (find_single_pointer_decl): New static function.
4409 (internal_get_tmp_var): For a formal variable, set restrict base
4410 information if appropriate.
4411 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
4413 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
4414 (DECL_GET_RESTRICT_BASE): Define.
4415 (SET_DECL_RESTRICT_BASE): Define.
4416 (decl_restrict_base_lookup): Declare.
4417 (decl_restrict_base_insert): Declare.
4418 (struct tree_decl_with_vis): Add based_on_restrict_p field.
4419 * tree.c (restrict_base_for_decl): New static variable.
4420 (init_ttree): Initialize restrict_base_for_decl.
4421 (copy_node_stat): Copy restrict base information.
4422 (decl_restrict_base_lookup): New function.
4423 (decl_restrict_base_insert): New function.
4424 (print_restrict_base_statistics): New static function.
4425 (dump_tree_statistics): Call print_restrict_base_statistics.
4427 2005-10-02 Diego Novillo <dnovillo@redhat.com>
4430 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
4431 case of anti-ranges.
4433 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
4436 * c-typeck.c (tagged_tu_seen): Rename to ...
4437 (tagged_tu_seen_cache): this and add val field.
4438 (comptypes): Move functional to comptypes_internal
4439 and free tagged_tu_seen.
4440 (comptypes_internal): New function and call comptypes_internal
4441 instead of comptypes. Speed up by sibcalling
4442 tagged_types_tu_compatible_p.
4443 (alloc_tagged_tu_seen): New function
4444 (free_all_tagged_tu_seen_up_to): New function.
4445 (tagged_types_tu_compatible_p): Return the val of the seen two
4447 Add that the two types are the same to tagged_tu_seen_base
4448 if they are and call comptypes_internal instead of comptypes.
4449 <case UNION_TYPE>: Speed up common type where the fields are
4451 (function_types_compatible_p): Call comptypes_internal instead of
4453 (type_lists_compatible_p): Likewise.
4454 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
4456 2005-10-02 Matthias Klose <doko@debian.org>
4458 * doc/invoke.texi: Fix typo and speling error.
4460 2005-10-01 Richard Henderson <rth@redhat.com>
4462 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
4464 2005-10-01 Mark Mitchell <mark@codesourcery.com>
4466 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
4467 using --start-group and --end-group.
4469 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4471 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
4472 FIXME note regarding quirky semantics.
4474 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4477 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
4478 non-null range as a last resort.
4480 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
4481 Diego Novillo <dnovillo@redhat.com>
4484 * tree-vrp.c (extract_range_from_assert): For !=
4485 assertions, only build an anti-range if LIMIT is a
4486 single-valued range.
4488 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
4490 * arm.md (movqi): On thumb when optimizing, handle loading from
4491 memory by describing this as taking a subreg of a zero-extended load
4492 into an SImode register.
4495 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
4497 * reload1.c (merge_assigned_reloads): Do not change any
4498 RELOAD_FOR_OUTPUT_ADDRESS reloads.
4500 2005-09-30 Geoffrey Keating <geoffk@apple.com>
4502 * Makefile.in (LIPO_FOR_TARGET): Define.
4503 (STRIP_FOR_TARGET): Define.
4505 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
4506 before creating new ones. Do symlinks before creating the actual
4509 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
4510 to work out which multilibs are actually being built.
4512 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
4514 * tree-vect-transform.c, config/ms1/ms1.md,
4515 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
4516 Follow spelling conventions.
4517 * doc/invoke.texi, doc/md.texi: Fix typos.
4519 2005-09-30 Andrew Macleod <amacleod@redat.com>
4521 PR tree-optimization/21430
4522 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
4523 use operands, and set stmt pointer if need be.
4524 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
4525 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
4528 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4531 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
4533 2005-09-29 Mark Mitchell <mark@codesourcery.com>
4535 * optabs.c (expand_binop): Initialize first_pass_p.
4537 2005-09-29 Jakub Jelinek <jakub@redhat.com>
4540 * c-decl.c (c_write_global_declarations_1): If any
4541 wrapup_global_declaration_2 call returned true, restart the loop.
4543 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
4545 Fix PR tree-optimization/24117
4546 * tree-ssa-structalias.c (find_func_aliases): Strip nops
4547 before considering whether to use anyoffset.
4549 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
4553 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
4555 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
4557 (swap_commutative_operands_with_target): New.
4559 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
4562 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
4565 2005-09-29 Steven Bosscher <stevenb@suse.de>
4567 PR tree-optimization/23911
4568 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
4569 and IMAGPART_EXPR too.
4571 2005-09-28 Mark Mitchell <mark@codesourcery.com>
4574 * expmed.c (expand_shift): Move logic to reverse rotation
4575 direction when rotating by constants ...
4576 * optabs.c (expand_binop): ... here.
4577 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
4578 (ix86_rotrdi3): New pattern.
4579 (rotldi3): Handle 32-bit mode.
4580 (ix86_rotldi3): New pattern.
4582 2005-09-29 Alan Modra <amodra@bigpond.net.au>
4585 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
4586 check for numbers that need no bit twiddle.
4588 2005-09-28 Geoffrey Keating <geoffk@apple.com>
4590 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
4591 multilib to be built.
4593 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
4594 (stage1-start): Delete old libgcc and libunwind before moving
4595 anything into the stage directory.
4596 (stage2-start): Likewise.
4597 (stage3-start): Likewise.
4598 (stage4-start): Likewise.
4599 (stageprofile-start): Likewise.
4600 (stagefeedback-start): Likewise.
4601 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
4602 header in tm_file and CPU-specific t-darwin in tmake_file.
4603 (i[34567]86-*-darwin*): Don't change tm_file.
4604 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
4605 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
4606 shared library stub for target OS version.
4607 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
4608 (SHLIB_LINK): Don't make SHLIB_SOLINK.
4609 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
4610 (libgcc_s.%.dylib): New.
4612 (install-darwin-libgcc-stubs): New.
4613 (INSTALL_LIBGCC): New append.
4614 * config/i386/darwin-libgcc.10.4.ver: New.
4615 * config/i386/darwin-libgcc.10.5.ver: New.
4616 * config/i386/t-darwin: New.
4617 * config/rs6000/darwin-libgcc.10.4.ver: New.
4618 * config/rs6000/darwin-libgcc.10.5.ver: New.
4619 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
4620 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
4622 2005-09-28 Paul Brook <paul@codesourcery.com>
4624 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
4627 2005-09-28 Richard Guenther <rguenther@suse.de>
4629 PR tree-optimization/23853
4630 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
4631 host_integerp to verify misalignment value.
4633 2005-09-28 Richard Henderson <rth@redhat.com>
4635 * builtins.c (get_builtin_sync_mode): New.
4636 (expand_builtin_sync_operation): Pass in mode argument.
4637 (expand_builtin_compare_and_swap): Likewise.
4638 (expand_builtin_lock_test_and_set): Likewise.
4639 (expand_builtin_lock_release): Likewise.
4640 (expand_builtin): Update to match.
4642 2005-09-28 Nick Clifton <nickc@redhat.com>
4644 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
4645 formatting. Add check to PLUS case to ensure that the offset is
4646 within an acceptable range.
4648 * config/v850/v850.md (casesi): Disable the generation of the
4649 switch pattern as it is not being handled properly at the moment.
4651 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
4652 for when the high words are identical.
4654 2005-09-27 Richard Henderson <rth@redhat.com>
4656 * pretty-print.c (pp_base_format): Fix typo for %>.
4658 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
4659 Devang Patel <dpatel@apple.com>
4661 PR tree-optimization/23625
4662 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
4663 LABEL_EXPR, assertion check.
4665 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
4667 * optabs.c (no_conflict_move_test): Check if a result of a
4668 to-be-moved insn would be clobbered by an originally
4671 2005-09-27 Jeff Law <law@redhat.com>
4673 * passes.c (init_optimization_passes): Replace copy propagation
4674 passes immediately after DOM with phi-only copy propagation
4675 pases. Add phi-only copy propagation pass after first DOM pass.
4676 * tree-pass.h (pass_phi_only_copy_prop): Declare.
4677 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
4678 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
4679 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
4680 to init_copy_prop. Callers updated.
4681 (do_phi_only_copy_prop): New function.
4682 (pass_phi_only_copy_prop): New pass descriptor.
4684 2005-09-27 Nick Clifton <nickc@redhat.com>
4686 * libgcc2.c (__popcount_tab): Remove redundant prototype.
4688 2005-09-26 Jason Merrill <jason@redhat.com>
4691 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
4693 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
4695 2005-09-26 James E Wilson <wilson@specifix.com>
4697 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
4698 copyright. Add gcc copyright plus libgcc exception.
4699 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
4701 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
4703 2005-09-26 Jeff Law <law@redhat.com>
4705 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
4706 about when to iterate.
4708 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
4711 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
4712 for __complex__ double in -mcpu=G5 mode.
4714 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
4716 PR tree-optimization/23942
4717 * Makefile.in (SCEV_H): Depends on PARAMS_H.
4718 * tree-scalar-evolution.c: Include params.h.
4720 (follow_ssa_edge, follow_ssa_edge_in_rhs,
4721 follow_ssa_edge_in_condition_phi_branch,
4722 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
4723 Change return type to t_bool. Use a parameter to limit the size of
4724 trees that are walked before stopping
4725 (analyze_evolution_in_loop): Initialize the limit to 0.
4726 (follow_ssa_edge): Give up by returning t_dont_know if the limit
4727 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4729 2005-09-26 Uros Bizjak <uros@kss-loka.si>
4732 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
4733 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
4735 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
4737 * combine.c (make_extraction): Check for valid use of subreg.
4739 2005-09-26 Uros Bizjak <uros@kss-loka.si>
4742 * config/i386/i386.md ("*fistdi2_1"): New pattern.
4743 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
4744 ("fist<mode>2_with_temp"): Use only register operands.
4746 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
4748 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
4749 CALL_INSN_FUNCTION_USAGE.
4751 2005-09-26 Richard Guenther <rguenther@suse.de>
4754 * gcse.c: Include hashtab.h, define ldst entry hashtable.
4755 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
4756 (ldst_entry): Use the hashtable instead of list-walking.
4757 (find_rtx_in_ldst): Likewise.
4758 (free_ldst_entry): Free the hashtable.
4759 (compute_ld_motion_mems): Create the hashtable.
4760 (trim_ld_motion_mems): Remove entry from hashtable if
4761 removing it from list.
4762 (compute_store_table): Likewise^2.
4763 (store_motion): Free hashtable in case we did not see
4766 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
4768 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
4769 and arg1 if we are passing them to fold_build2.
4771 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
4774 * config/i386/i386.c (ix86_function_regparm): Fix the test for
4777 2005-09-25 Richard Henderson <rth@redhat.com>
4779 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
4780 SYMBOL_REF_TLS_MODEL to be correct.
4782 2005-09-24 Richard Henderson <rth@redhat.com>
4784 * ipa-type-escape.c (discover_unique_type): Remove dead code at
4785 end of function. Reindent.
4787 2005-09-24 Ian Lance Taylor <ian@airs.com>
4789 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
4790 NEGATE_EXPR/BIT_NOT_EXPR case.
4792 2005-09-24 Richard Henderson <rth@redhat.com>
4794 * c-common.c (handle_mode_attribute): When not modifying in place,
4795 create subtypes for enumerations.
4796 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
4797 * gimplify.c (create_tmp_from_val): Likewise.
4799 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
4801 * config/i386/i386.md (*tls_global_dynamic_64,
4802 *tls_local_dynamic_base_64): Add missing mode to call.
4803 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
4805 2005-09-24 Jan Hubicka <jh@suse.cz>
4807 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
4808 (cgraph_clone_node): Likewise.
4809 * cgraph.h (cgraph_clone_edge): Update prototype.
4810 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
4811 duplicated prototypes; add updating argument.
4812 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
4813 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
4815 (cgraph_mark_inline_edge): Likewise.
4816 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
4817 (cgraph_flatten_node): Likewise.
4818 (cgraph_decide_recursive_inlining): Likewise.
4819 (cgraph_decide_inlining_of_small_function): Likewise.
4820 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4822 2005-09-23 David Edelsohn <edelsohn@gnu.org>
4823 Pete Steinmetz <steinmtz@us.ibm.com>
4825 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
4826 (rldic.): Set type to "compare".
4828 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
4829 mfjmpr for MFCTR/MFLR.
4830 (movdf_hardfloat64): Same.
4831 (movdf_softfloat64): Same. Correct order of store and move types.
4832 (movti_string): Set type to store_ux/load_ux.
4833 (load_multiple): Set type to load_ux.
4834 (store_multiple): Set type to store_ux.
4835 (movmemsi): Set type to store_ux.
4836 (output_cbranch direct_return): Set type to jmpreg.
4837 (stmw): Set type to store_ux.
4838 (lmw): Set type to load_ux.
4839 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
4840 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
4841 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
4842 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
4843 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
4844 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
4845 (rios1-fpstore): Increase latency to 3.
4846 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
4847 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
4849 2005-09-23 David Edelsohn <edelsohn@gnu.org>
4850 Andrew Pinski <pinskia@physics.uc.edu>
4852 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
4853 operand2 constraint to "b".
4854 (sync_<fetchop_name>di_internal): Same.
4855 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
4857 (sync_old_<fetchop_name>di_internal): Same.
4858 (sync_new_<fetchop_name>si_internal): Same.
4859 (sync_new_<fetchop_name>di_internal): Same.
4861 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
4864 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
4865 case, define as macros.
4867 PR rtl-optimization/23837
4868 * optabs.c (no_conflict_move_test): Don't set must_stay for a
4869 clobber / clobber match between dest and p->first.
4871 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
4872 (no_conflict_move_test): Update comments.
4874 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
4876 * doc/install.texi: Update URL for Jacks.
4877 * doc/sourcebuild.texi: Likewise.
4879 2005-09-22 David Edelsohn <edelsohn@gnu.org>
4882 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
4883 registers when choosing register preferences.
4884 (movdf_hardfloat64): Same.
4886 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
4888 * expmed.c (expand_shift): Don't use the target of the rotate as
4889 target for the first expanded shift insn.
4890 * testsuite/gcc.dg/20050922-1.c: Testcase added.
4892 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
4894 PR tree-optimization/22438
4895 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
4896 preserved iv rhs rewriting specially.
4898 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
4900 * tree-data-ref.c (analyze_array_indexes): Only estimate when
4901 estimate_only is true.
4902 * tree-flow.h (ref_contains_indirect_ref): New prototype.
4903 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
4904 tree-ssa-structalias.c
4905 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
4906 ref_contains_indirect_ref.
4907 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
4909 2005-09-21 DJ Delorie <dj@redhat.com>
4911 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
4913 (mn10300_return_in_memory): Support variable size types also.
4914 (mn10300_pass_by_reference): Likewise.
4915 (mn10300_function_value): New.
4916 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
4917 (FUNCTION_OUTGOING_VALUE): Likewise.
4918 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
4919 * doc/invoke.texi: Document it.
4921 2005-09-21 Uros Bizjak <uros@kss-loka.si>
4924 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
4925 force integer op1 into register for XFmode compares.
4927 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
4930 * expmed.c (alg_code): Add alg_impossible.
4931 (alg_hash_entry): Add cost.
4932 (synth_mult): Record alg_impossible in the hash table if
4933 multiplication by a given integer is impossble within the
4934 limit. Speed up using alg_impossible.
4936 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
4938 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
4939 argument. Allow and set any offset if needs_anyoffset is passed
4941 (get_constraint_for): Add argument here too.
4943 (do_structure_copy): Pass NULL to get_constraint_for.
4944 (handle_ptr_arith): Ditto.
4945 (find_func_aliases): Ditto.
4947 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
4949 PR rtl-optimization/23898
4950 * output.h (get_attr_min_length): Declare.
4951 * final.c (get_attr_length_1): New function, broken out of:
4953 (get_attr_min_length): New function.
4954 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
4955 (duplicate_computed_gotos): Likewise.
4956 * genattr.c (insn_min_length): Generate declaration.
4957 * genattrtab.c (min_fn, min_attr_value): New functions.
4958 (make_length_attrs): Generate insn_min_length.
4960 2005-09-20 Steve Ellcey <sje@cup.hp.com>
4962 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
4964 2005-09-20 Richard Henderson <rth@redhat.com>
4966 PR tree-optimization/24059
4967 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
4970 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
4972 * c.opt (fextended-identifiers): New.
4973 * c-opts.c (c_common_handle_option): Handle
4974 -fextended-identifiers.
4975 * doc/cpp.texi: Update documentation of extended identifiers.
4976 * doc/cppopts.texi (-fextended-identifiers): Document.
4978 2005-09-20 Jakub Jelinek <jakub@redhat.com>
4980 PR tree-optimization/23929
4981 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
4984 PR tree-optimization/23818
4985 * tree-stdarg.c (execute_optimize_stdarg): Call
4986 calculate_dominance_info.
4988 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
4990 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
4991 (analyze_siv_subscript_cst_affine): Add weak SIV test.
4992 (compute_overlap_steps_for_affine_1_2): Use
4993 get_number_of_iters_for_loop.
4994 (analyze_subscript_affine_affine): Check whether difference is
4996 Use get_number_of_iters_for_loop.
4997 Check whether overlap occurs outside of bounds.
4998 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
5000 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
5002 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
5003 base register if possible.
5005 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
5007 PR tree-optimization/18463
5008 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
5009 converting it directly is not possible.
5010 (chrec_convert_aggressive): New function.
5011 * tree-chrec.h (chrec_convert_aggressive): Declare.
5012 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
5013 Fold chrec conversions aggressively if asked to.
5014 (instantiate_parameters): Modified because of changes in
5015 instantiate_parameters_1.
5017 2005-09-19 Richard Henderson <rth@redhat.com>
5019 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
5020 (reduc_splus_v2df): New.
5022 2005-09-19 Richard Sandiford <richard@codesourcery.com>
5024 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
5025 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
5027 2005-09-19 Richard Henderson <rth@redhat.com>
5029 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
5032 2005-09-19 Richard Henderson <rth@redhat.com>
5034 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
5035 (ia64_expand_dot_prod_v8qi): New.
5036 * config/ia64/ia64-protos.h: Update.
5037 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
5038 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
5039 sdot_prodv8qi, sdot_prodv4hi): New.
5040 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
5042 2005-09-19 Richard Henderson <rth@redhat.com>
5045 * real.c (exact_real_truncate): Return false if the format cannot
5046 represent the number as a normal.
5048 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
5049 for a memory source.
5051 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
5053 * tree-ssa-operands.c (swap_tree_operands): Export.
5054 * tree.h (swap_tree_operands): Declare.
5055 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
5056 Call swap_tree_operands.
5058 2005-09-19 Richard Henderson <rth@redhat.com>
5060 * tree-flow.h (merge_alias_info): Declare.
5061 * tree-ssa-copy.c (merge_alias_info): Export.
5062 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
5063 (vect_create_data_ref_ptr): Use create_iv directly.
5064 (vectorizable_load): Use correct types for integer constants.
5065 (vect_generate_tmps_on_preheader): Likewise.
5066 (vect_gen_niters_for_prolog_loop): Likewise.
5068 2005-09-19 Steven Bosscher <stevenb@suse.de>
5070 PR rtl-optimization/23943
5071 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
5073 2005-09-18 Jan Hubicka <jh@suse.cz>
5075 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
5077 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
5079 * varasm.c (output_constant): Do not abort on conversions to union
5080 types between different sizes.
5082 2005-09-18 Richard Guenther <rguenther@suse.de>
5085 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
5088 2005-09-18 Paul Brook <paul@codesourcery.com>
5090 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
5092 2005-09-17 Richard Henderson <rth@redhat.com>
5094 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
5095 * tree-ssa-loop.c (pass_vect_dce): Remove.
5096 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
5099 2005-09-17 Richard Henderson <rth@redhat.com>
5101 * tree-pass.h (pass_vect_dce): Declare.
5102 * passes.c (init_optimization_passes): Add it.
5103 * tree-flow.h (tree_ssa_dce): Declare.
5104 * tree-ssa-dce.c (tree_ssa_dce): Export.
5105 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
5106 (gate_tree_vectorize): ... here.
5107 (pass_vect_dce): New.
5109 2005-09-17 Jan Hubicka <jh@suse.cz>
5111 * except.c (struct eh_status): Turn region_array into vec.
5112 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
5113 convert_from_eh_region_ranges, find_exception_handler_labels,
5114 current_function_has_exception_handlers, assign_filter_values,
5115 build_post_landing_pads, dw2_build_landing_pads,
5116 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
5117 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
5118 foreach_reachable_handler, can_throw_internal_1,
5119 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
5121 (duplicate_eh_region_1): Update region_array.
5122 (duplicate_eh_regions): Resize region_array and avoid recomputing.
5124 2005-09-17 David Edelsohn <edelsohn@gnu.org>
5127 * expmed.c (expand_mult): Substitute simple register for op0 when
5130 2005-09-17 Richard Henderson <rth@redhat.com>
5132 * expr.c (emit_move_via_integer): Add force argument, pass it on
5133 to emit_move_change_mode. Update callers.
5134 (emit_move_complex): Pass true to new force argument.
5135 * function.c (expand_function_end): Move expand_eh_return call
5136 earlier. Merge sub-word complex values into a pseudo before
5137 copying to the return hard register.
5139 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
5141 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
5142 between different sizes.
5144 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
5148 * passes.c (init_optimization_passes): Register dump files for
5151 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
5153 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
5154 * config/s390/s390.c (s390_overlap_p): New function.
5155 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
5156 peephole2, "*xc" peephole2): Added overlap check to the peephole2
5159 2005-09-16 Richard Guenther <rguenther@suse.de>
5161 * ipa-pure-const.c (static_execute): Free auxiliar information.
5162 * ipa-type-escape.c (discover_unique_type): Free temporary key.
5163 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
5165 2005-09-15 DJ Delorie <dj@redhat.com>
5167 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
5169 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5171 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5173 (swap_commutative_operands_with_target): New.
5175 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
5177 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
5180 (estimate_iters_using_array): New function.
5181 * tree-data-ref.h (estimate_iters_using_array): Prototype
5182 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
5183 Use estimate_iters_using_array instead of analyze_array.
5185 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
5187 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
5190 2005-09-15 Michael Matz <matz@suse.de>
5192 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
5194 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
5196 PR tree-optimization/23835
5197 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
5198 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
5200 2005-09-14 Richard Henderson <rth@redhat.com>
5202 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
5203 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
5205 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
5207 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
5208 in the ARRAY_TYPE case.
5210 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
5212 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
5214 2005-09-14 Uros Bizjak <uros@kss-loka.si>
5217 * tree-vect-transform.c (vectorizable_operation): Return false for
5218 scalar shift operations and for vector shift operations with
5219 non-invariant shift arguments. Use scalar tree operand op1 as
5220 a shift operand when vector shift insn pattern uses scalar shift
5222 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
5224 2005-09-14 Olivier Hainque <hainque@adacore.com>
5226 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
5227 value if it has side-effects.
5229 2005-09-14 David Edelsohn <edelsohn@gnu.org>
5232 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
5234 2005-09-14 Alan Modra <amodra@bigpond.net.au>
5236 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
5237 passed as NAME as if it were label at start of function code.
5239 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
5241 * config/sh/sh.md (*movv4sf_i): Add general register cases to
5244 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
5246 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
5247 as early clobber. Rewrite so the PIC register is not implicitly used.
5249 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5251 * tree.c (annotate_with_file_line): Compare line numbers before
5254 2005-09-13 Uros Bizjak <uros@kss-loka.si>
5257 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
5258 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
5260 2005-09-13 Ian Lance Taylor <ian@airs.com>
5262 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
5263 than a HOST_WIDEST_INT to gen_doloop_begin.
5265 2005-09-13 Diego Novillo <dnovillo@redhat.com>
5267 * tree-dfa.c (dump_variable): Guard against NULL annotations.
5269 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
5271 PR tree-optimize/23817
5272 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
5274 2005-09-13 Alan Modra <amodra@bigpond.net.au>
5277 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
5278 word before changing the stack pointer. Use gen_frame_mem for MEMs.
5279 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
5280 (restore_stack_nonlocal): Likewise.
5281 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
5283 2005-09-12 Ian Lance Taylor <ian@airs.com>
5286 * c.opt (ffriend-injection): New C++ option.
5287 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
5288 (C++ Dialect Options): Document -ffriend-injection.
5290 2005-09-12 Josh Conner <jconner@apple.com>
5293 * ipa-reference.c (static_execute): Don't mark variables in
5294 named sections TREE_READONLY.
5296 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5298 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
5301 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
5303 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
5304 V_MUST_DEF instead of just the first_use_p.
5305 Don't mark the virtual variables for renaming on the statement which
5307 (pass_dse): Remove TODO_update_ssa.
5309 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
5312 * stor-layout.c (compute_record_mode): For records with a single
5313 field, actually check the field's mode size against the type size.
5315 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
5316 registers for TARGET_SHMEDIA.
5317 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
5318 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
5319 of GENERAL_REGS and FP_REGS.
5321 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5323 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
5325 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5327 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
5328 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
5329 are omitted. Exclude stack_tie insn too.
5331 2005-09-11 David Edelsohn <edelsohn@gnu.org>
5333 PR rtl-optimization/23098
5334 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
5336 * config/rs6000/rs6000.md (movdf splitter): Use
5337 const_double_operand predicate for TARGET_POWERPC64.
5338 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
5339 SYMBOL_REF method to ABI_V4.
5341 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
5342 replace_equiv_address.
5343 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
5344 rs6000_sr_alias_set and MEM_NOTRAP.
5345 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
5347 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
5349 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
5350 handle CALL_EXPR again.
5352 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
5354 * arm/predicates.md (alignable_memory_operand): Delete.
5356 2005-09-10 Richard Henderson <rth@redhat.com>
5359 * dbxout.c (dbxout_expand_expr): New.
5360 (dbxout_symbol): Use it.
5362 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
5364 * arm.c (arm_gen_rotated_half_load): Delete.
5365 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
5366 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
5367 (thumb_set_return_address): Likewise.
5368 (thumb_load_double_from_address): Use adjust_address.
5369 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
5370 (extendhsisi2_mem, movhi_bytes): Use change_address.
5371 (movhi): Use widen_memory_access.
5372 (reload_out_df): Use replace_equiv_address.
5373 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
5375 2005-09-09 Richard Henderson <rth@redhat.com>
5378 * dbxout.c: Include expr.h.
5379 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
5380 (dbxout_symbol): Handle DECL_VALUE_EXPR.
5381 * Makefile.in (dbxout.o): Add EXPR_H.
5383 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
5385 PR tree-optimization/23509
5386 * tree-cfg.c (replace_uses_by): Use replace_exp.
5387 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
5388 pointers have name_mem_tag or type_mem_tag set.
5390 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5392 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
5393 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
5394 of wrongly accessing operands.
5396 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5398 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
5399 * tree-chrec.c: Include tree-scalar-evolution.h.
5400 (chrec_convert): Instantiate the base and step before calling
5401 scev_probably_wraps_p that would fail on parametric evolutions.
5402 Collect all the fails into a single section failed_to_convert,
5403 print a diagnostic, and return chrec_dont_know instead of calling
5405 * tree-scalar-evolution.c (loop_closed_phi_def): New.
5406 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
5408 (scev_const_prop): Don't replace the definition of a loop closed ssa
5409 phi node by itself, or by another loop closed ssa phi node.
5410 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
5411 that base and step are defined.
5413 2005-09-09 Richard Guenther <rguenther@suse.de>
5416 * fold-const.c (fold_ternary): Check truth_value_p before
5417 calling invert_truthvalue.
5419 2005-09-09 Nick Clifton <nickc@redhat.com>
5421 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
5422 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
5423 dimension of these arrays.
5424 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
5426 * longlong.h: Only provide a prototype for the __clz_tab[] array
5427 if this header has not been included from libgcc2.h.
5428 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
5430 Provide prototypes for exported functions.
5431 Use the __clz_tab[] and __popcount_tab[] arrays provided by
5434 2005-09-08 Josh Conner <jconner@apple.com>
5438 * expr.c (expand_expr_addr_expr_1): Don't invoke
5439 expand_simple_binop for EXPAND_INITIALIZER.
5441 2005-09-08 Richard Henderson <rth@redhat.com>
5444 * toplev.c (wrapup_global_declaration_1): Split out ...
5445 (wrapup_global_declaration_2): ... from ...
5446 (wrapup_global_declarations): ... here. Return bool.
5447 (check_global_declaration_1): Split out ...
5448 (check_global_declarations): from here.
5449 (emit_debug_global_declarations): New.
5450 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
5451 check_global_declaration_1, emit_debug_global_declarations): Declare.
5452 * c-decl.c (c_write_global_declarations_1): Don't create a vector
5453 of decls. Call wrapup_global_declaration_1,
5454 wrapup_global_declaration_2, check_global_declaration_1 directly.
5455 (c_write_global_declarations_2): New.
5457 (c_write_global_declarations): Call c_write_global_declarations_2.
5458 * langhooks.c (write_global_declarations): Call
5459 emit_debug_global_declarations.
5461 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
5462 remove decls that have DECL_RTL_SET_P.
5463 * passes.c (rest_of_decl_compilation): Invoke
5464 cgraph_varpool_finalize_decl for all but functions.
5466 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5468 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
5469 the result of a conversion if the new min and max cannot be compared.
5471 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
5473 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
5474 (override_options): Setting s390_sr_alias_set removed.
5475 (save_fpr, save_gprs): Set alias set to vararg or frame.
5476 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
5477 s390_sr_alias_set with get_frame_alias_set ().
5478 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
5479 get_varargs_alias_set ().
5481 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5485 * c-parser.c (c_parser_objc_method_definition): If the next
5486 token is not "{", error out and don't start the function.
5488 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5490 * tree-vrp.c (extract_range_from_expr): Move the check for non
5491 nullness after the check for gimple invariant.
5493 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5495 * tree.c (host_integerp, tree_low_cst): Correct function comment.
5497 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5500 * config/m32r.md (movmemsi_internal): Canonicalize order of
5501 operands in PLUS component of template.
5503 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
5505 * reload1.c (fixup_eh_region_note): Remove assertion.
5506 (fixup_abnormal_edges): Reverted removal of call to
5507 find_many_sub_basic_blocks made on 2005-08-31.
5509 2005-09-07 Richard Henderson <rth@redhat.com>
5511 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
5512 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
5513 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
5514 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
5515 rearrange for better packing.
5516 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
5517 (lookup_cfa_1): Remove inline marker.
5518 (cfa_equal_p): Split out of ...
5519 (def_cfa_1): ... here. Use INVALID_REGNUM.
5520 (build_cfa_loc): Handle !cfa->indirect.
5521 (frame_pointer_cfa_offset): New.
5522 (dbx_reg_number): Assert register elimination performed; do
5523 leaf register remapping.
5524 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
5525 (eliminate_reg_to_offset): New.
5526 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
5527 for verifiably local stack frame addresses; re-base to CFA.
5528 (mem_loc_descriptor): Remove can_use_fbreg argument.
5529 (concat_loc_descriptor, loc_descriptor): Likewise.
5530 (containing_function_has_frame_base): Remove.
5531 (rtl_for_decl_location): Don't do register elimination or
5532 leaf register remapping here.
5533 (secname_for_decl): Split out from ..
5534 (add_location_or_const_value_attribute): ... here.
5535 (convert_cfa_to_loc_list): New.
5536 (compute_frame_pointer_to_cfa_displacement): New.
5537 (gen_subprogram_die): Use them.
5538 * tree.h (frame_base_decl): Remove.
5539 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
5540 (prologue_stack_adjust): Remove.
5541 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
5542 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
5543 (set_frame_base_location): Remove.
5544 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
5545 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
5546 (vt_add_function_parameters): Don't eliminate_regs.
5547 (vt_initialize): Don't create frame_base_decl.
5549 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5551 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
5552 version of GNU binutils for 4.x and later.
5554 2005-09-06 Mark Mitchell <mark@codesourcery.com>
5556 * ggc-page.c (ggc_push_context): Remove.
5557 (ggc_pop_context): Likewise.
5558 * ggc.h (ggc_push_context): Remove.
5559 (ggc_pop_context): Likewise.
5561 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5564 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
5565 returning from an interrupt handler.
5567 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5570 * config/arc/arc.c (output_shift): Add check for loop count when
5573 2005-09-06 Steven Bosscher <stevenb@suse.de>
5575 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
5577 (abs_replacement): Likewise.
5578 (pass_phiopt): Remove TODO_update_ssa.
5580 2005-09-06 Jakub Jelinek <jakub@redhat.com>
5583 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
5584 if "return with no value, in function returning non-void" warning
5586 * tree-cfg.c (execute_warn_function_return): Don't look at
5587 RETURN_EXPRs with TREE_NO_WARNING set.
5590 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
5591 for internal functions doesn't use registers used by global registers
5592 variables. Use fewer register parameters if there are global register
5595 2005-09-06 Olivier Hainque <hainque@adacore.com>
5596 Eric Botcazou <ebotcazou@adacore.com>
5599 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
5600 when we would be extracting outside its bit span (bitpos+bitsize
5601 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
5602 Ada unchecked conversions.
5604 2005-09-06 Steven Bosscher <stevenb@suse.de>
5606 * tree-ssa-pre.c (try_look_through_load): New function.
5607 (compute_avail): Use it to try to look through loads for some
5608 more useful expressions.
5610 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5612 * simplify-rtx.c (simplify_binary_operation_1): Correct the
5613 condition for detecting cases like (a&a) and (a^a).
5615 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
5617 * common.opt: Add option ftree-vect-loop-version.
5618 * params.def: Add --param vect-max-version-checks.
5619 * doc/invoke.texi: Document ftree-vect-loop-version and
5620 --param vect-max-version-checks.
5621 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
5622 may_misalign_stmts and defines for accessors.
5623 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
5624 LOOP_VINFO_MAY_MISALIGN_STMTS.
5625 (destroy_loop_vec_info): VEC_free for
5626 LOOP_VINFO_MAY_MISALIGN_STMTS.
5627 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5628 Update documentation.
5629 (vect_update_misalignment_for_peel): New.
5630 (vect_enhance_data_refs_alignment): Update to choose loop
5631 peeling or loop versioning if appropriate for the (potentially)
5632 unaligned data references in the loop.
5633 (vect_analyze_data_refs_alignment): Remove call to
5634 vect_enhance_data_refs_alignment so the checks can be done
5636 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
5637 and move up call to vect_analyze_data_refs_alignment.
5638 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
5639 (vect_transform_loop): Add call to loop_version.
5641 2005-09-06 Jakub Jelinek <jakub@redhat.com>
5643 PR rtl-optimization/23098
5644 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
5645 * simplify-rtx.c (constant_pool_reference_p): New function.
5646 * rtl.h (constant_pool_reference_p): New prototype.
5647 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
5648 constant_pool_reference_p in condition and
5649 avoid_constant_pool_reference in preparation statements.
5651 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
5653 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
5654 STRICT_LOW_PART SETs.
5656 2005-09-06 Alan Modra <amodra@bigpond.net.au>
5659 * except.c (sjlj_emit_function_enter): Find the function begin
5660 note even when it's not in first basic block.
5662 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
5664 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
5665 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
5666 * aclocal.m4: Regenerate.
5668 2005-09-05 DJ Delorie <dj@redhat.com>
5670 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
5673 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
5675 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
5676 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
5677 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
5678 Follow spelling conventions.
5679 * doc/invoke.texi: Follow spelling conventions.
5681 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
5683 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
5684 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
5685 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
5687 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
5690 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
5691 (output_stack_adjust): Use gen_tmp_stack_mem.
5692 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
5693 (sh_set_return_address, sh_allocate_initial_value): Likewise.
5694 (sh_get_pr_initial_val): Likewise.
5695 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
5696 (sh_initialize_trampoline): Likewise. Also use adjust_address.
5697 * sh.md (divsi_inv_m0): Use gen_const_mem.
5698 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
5699 (movdf_i4+1): Use gen_tmp_stack_mem.
5700 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
5701 (fpu_switch+2): Likewise.
5702 (movv4sf_i, movv16sf_i): Use adjust_address.
5703 (symGOT_load): Set MEM_NOTRAP_P bit.
5705 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5708 * pa.c (emit_move_sequence): Fix typo in last change.
5710 2005-09-03 Jakub Jelinek <jakub@redhat.com>
5712 PR rtl-optimization/23454
5713 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
5716 2005-09-03 Richard Henderson <rth@redhat.com>
5717 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5720 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
5723 2005-09-02 Nicolas Pitre <nico@cam.org>
5725 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
5726 to bit_count to 32 bits.
5728 2005-08-31 Mark Mitchell <mark@codesourcery.com>
5731 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
5732 generating synthetic loads from volatile lvalues.
5734 005-09-02 Nick Clifton <nickc@redhat.com>
5736 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
5737 __ctzhi2, __clzhi2): New functions.
5739 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
5742 * tree-nested.c (struct var_map_elt): Mark with GTY.
5743 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
5745 (lookup_field_for_decl): Allocate new element in GC memory.
5746 (lookup_tramp_for_decl): Likewise.
5747 (convert_nl_goto_reference): Likewise
5748 (create_nesting_tree): Allocate info in GC memory. Likewise for
5750 (free_nesting_tree): Free with ggc_free instead of free.
5751 (root): New static variable.
5752 (lower_nested_functions): Remove root as local variable. And zero out
5753 root at the end of the function.
5755 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
5757 PR rtl-optimization/20365
5758 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
5759 to short. New member ix.
5760 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
5761 (simplify_plus_minus): Initialize ix members before calling qsort.
5763 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
5765 PR tree-optimization/23626
5766 * tree-cfg.c (replace_uses_by): Clean up eh info.
5768 2005-09-01 DJ Delorie <dj@redhat.com>
5770 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
5773 2005-09-01 David Edelsohn <edelsohn@gnu.org>
5775 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
5776 (rs6000_split_multireg_move): Use replace_equiv_address instead of
5779 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
5781 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
5782 do not issue warning for a variable definition following
5785 2005-09-01 Richard Henderson <rth@redhat.com>
5788 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
5789 conversion to CONST_VECTOR.
5791 2005-09-01 Richard Henderson <rth@redhat.com>
5794 * reload1.c (reload_as_needed): Check !CALL_P before calling
5795 fixup_eh_region_note.
5796 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
5798 2005-09-01 DJ Delorie <dj@redhat.com>
5800 * varasm.c (output_constant): Let the target resolve
5801 conversions of addresses to non-default pointer sizes.
5803 2005-09-01 Nicolas Pitre <nico@cam.org>
5805 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
5806 to alow matching ARM pre-indexed addressing mode.
5807 (arm_override_options): Remove now irrelevant comment.
5809 2005-09-01 Phil Edwards <phil@codesourcery.com>
5811 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
5812 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
5813 * config/i386/vxworks.h: Likewise.
5814 * config/i386/t-vxworksae: New file, for VxWorks AE.
5815 * config/i386/vxworksae.h: Likewise.
5817 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
5819 PR tree-optimization/23410
5820 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
5821 sequence is not wrapping during the first step.
5823 2005-09-01 Jakub Jelinek <jakub@redhat.com>
5826 * dwarf2out.c (base_type_die): Compare char_type_node with
5827 TYPE_MAIN_VARIANT (type), not type.
5829 2005-09-01 Richard Guenther <rguenther@suse.de>
5831 PR tree-optimization/15366
5832 * common.opt: Add -finline-functions-called-once.
5833 Put -fearly-inlining in alphabetically ordered place.
5834 * doc/invoke.texi: Document new option.
5835 * ipa-inline.c (cgraph_decide_inlining): Honour
5836 flag_inline_functions_called_once.
5838 2005-09-01 Jakub Jelinek <jakub@redhat.com>
5840 PR rtl-optimization/23478
5841 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
5842 (alloc_qty): Initialize it.
5843 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
5844 (combine_regs): Combine also n_throwing_calls_crossed fields.
5845 (find_free_reg): Don't attempt to caller-save pseudos crossing
5846 calls that might throw.
5847 * global.c (struct allocno): Add throwing_calls_crossed field.
5848 (global_alloc): Revert 2005-08-22 change. Initialize
5849 throwing_calls_crossed.
5850 (find_reg): Don't attempt to caller-save pseudos crossing calls that
5853 2005-09-01 Alan Modra <amodra@bigpond.net.au>
5856 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
5857 (mask64_operand): Reinstate code prior to 2005-06-11 change.
5858 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
5859 (and64_2_operand): Tweak to use predicate.
5860 (and_operand): Adjust for mask_operand changes.
5861 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
5862 (print_operand): Likewise.
5863 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
5864 (mask64_1or2_operand): Delete.
5865 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
5866 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
5867 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
5868 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
5869 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
5870 (rotldi3_internal4): Likewise.
5871 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
5872 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
5873 (ashldi3_internal7): Likewise.
5874 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
5875 (ashldi3_internal, ashldi3_internal9 split): Likewise.
5876 (anddi3 split): Don't match mask64_operand.
5877 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
5878 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
5879 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
5880 't' splitter predicate.
5881 (movdi_internal64 + 2): Revert 2005-06-11 change.
5883 2005-08-31 DJ Delorie <dj@redhat.com>
5885 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
5886 (m32c_asm_integer): Add support for 32 bit pointers.
5888 2005-08-31 Richard Henderson <rth@redhat.com>
5890 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
5891 component-like references for setting MEM_NOTRAP_P.
5893 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
5894 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
5896 2005-08-31 Richard Henderson <rth@redhat.com>
5898 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
5899 into a pseudo before applying gen_lowpart.
5901 2005-08-31 Geoffrey Keating <geoffk@apple.com>
5903 * doc/install.texi (Specific): Update cctools version required
5904 for full functionality.
5905 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
5906 linkers as -macosx_version_min.
5908 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
5911 * sh.c (print_operand, %R and %S): Add handling of floating point
5912 registers, memory, constants and invalid operands.
5914 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
5916 * ipa-pure-const.c: Change dump name.
5918 2005-08-31 Uros Bizjak <uros@kss-loka.si>
5921 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
5922 to "reg_or_0_operand".
5923 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
5925 2005-08-31 Dale Johannesen <dalej@apple.com>
5927 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
5928 loops that count down.
5930 2005-08-31 Richard Henderson <rth@redhat.com>
5933 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
5934 (fixup_eh_region_note): New.
5935 (reload_as_needed): Call it.
5936 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
5937 don't call find_many_sub_basic_blocks; call verify_flow_info.
5938 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
5939 (keep_stack_depressed): Likewise.
5940 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
5942 2005-08-31 Richard Henderson <rth@redhat.com>
5944 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
5947 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
5949 * expr.c (expand_expr_real_1): Compare size of address
5950 mode to target's address mode size in deciding expansion of
5951 the constant address.
5953 2005-08-31 Richard Guenther <rguenther@suse.de>
5956 * expr.c (all_zeros_p): New function.
5957 (expand_expr_real_1): Handle the case of an all-zero
5958 non-addressable constructor separately.
5960 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
5962 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
5963 arguments, adjust all callers.
5964 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
5966 2005-08-30 Richard Henderson <rth@redhat.com>
5969 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
5970 whenever the mode sizes match.
5972 2005-08-31 Alan Modra <amodra@bigpond.net.au>
5974 * calls.c (load_register_parameters): Fix comment typo.
5975 * expr.c (emit_push_insn): Comment formatting.
5977 2005-08-30 Ian Lance Taylor <ian@airs.com>
5979 * config/i386/x-cygwin (host-cygwin): Change dependency from
5980 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
5982 2005-08-29 Geoffrey Keating <geoffk@apple.com>
5984 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
5987 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
5990 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
5991 call to ggc_collect.
5993 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
5996 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
5997 beginning. Remove $(INCLUDES) from all the rules, if following
5998 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
6000 2005-08-29 Jakub Jelinek <jakub@redhat.com>
6003 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
6004 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
6005 not constant, but maxlen is, don't set len to maxlen, rather
6006 set maxlen to len if len is a constant.
6008 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
6010 PR tree-optimization/23475
6011 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
6014 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
6016 Fix PR middle-end/22455
6018 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
6019 Checksum only the parts of the tree that exist for the tree code.
6021 2005-08-28 Dale Johannesen <dalej@apple.com>
6023 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
6025 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
6027 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
6029 2005-08-28 Richard Henderson <rth@redhat.com>
6031 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
6032 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
6035 2005-08-28 Jakub Jelinek <jakub@redhat.com>
6038 * builtins.c (get_memory_rtx): Don't strip nops
6039 in between COMPONENT_REFs.
6041 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
6044 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
6046 (gimplify_modify_expr): Check for zero sized types and gimplify the
6047 rhs and lhs as statements.
6049 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
6052 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
6053 state for return address column of signal frames.
6055 2005-08-27 David Edelsohn <edelsohn@gnu.org>
6058 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
6059 bytes >= 2 not bytes == 2.
6060 (expand_block_move): Same.
6062 2005-08-27 Richard Guenther <rguenther@suse.de>
6065 * config/i386/sse.md (sse2_movsd): Add missing closing
6068 2005-08-27 Paul Brook <paul@codesourcery.com>
6070 * genrecog.c (enum decision_type): Add DT_num_insns.
6071 (struct decision_test): Add u.num_insns.
6072 (add_to_sequence): Add DT_num_insns test.
6073 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
6074 (write_cond, debug_decision_2): Ditto.
6075 (change_state): Assume peep2_next_insn never fails.
6076 Remove "afterward" argument.
6077 (write afterward, write_tree): Update to match.
6078 * recog.c (peep2_current_count): New variable.
6079 (peep2_next_insn): Check it.
6080 (peephole2_optimize): Set peep2_current_count.
6081 * recog.h (peep2_current_count): Declare.
6083 2005-08-26 Josh Conner <jconner@apple.com>
6086 * ipa-pure-const.c (check_tree): Check for volatile-ness
6087 when considering a dereference.
6089 2005-08-27 Jakub Jelinek <jakub@redhat.com>
6091 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
6093 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6095 PR rtl-optimization/23561
6096 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
6097 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
6098 at most LEN bytes long memory fits into the field.
6099 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
6100 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
6101 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
6103 2005-08-26 Richard Henderson <rth@redhat.com>
6106 * loop.c (biased_biv_may_wrap_p): New.
6107 (maybe_eliminate_biv_1): Use it to suppress non-equality
6108 comparison transformations. Delete disabled code.
6110 2005-08-26 Ian Lance Taylor <ian@airs.com>
6112 * combine.c (make_extraction): Avoid reference outside object.
6114 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
6116 * stor-layout.c (finalize_type_size): Restore behaviour for
6117 non-aggregate types to the status quo ante of the patch for
6118 pr 23467. Document why it matters.
6120 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6123 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
6124 array by one element, initialize the BT_LAST element with NULL.
6126 2005-08-26 David Edelsohn <edelsohn@gnu.org>
6128 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
6129 optimizing for size.
6131 (compare_plus_eqsi): Same.
6132 (plus_eqsi_compare): Same.
6133 (neg_eq0<mode>): Same.
6134 (neg_eq<mode>): Same.
6136 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
6139 2005-08-26 Nick Clifton <nickc@redhat.com>
6141 * config/v850/v850.c (ep_memory_operand): Return FALSE if
6142 TARGET_EP is not defined.
6143 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
6144 TARGET_EP is enabled.
6145 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
6146 * config/v850/v850.md (save_all_interrupt): Only use the EP
6147 register if TARGET_EP is defined.
6148 (restore_all_interrupt): Likewise.
6149 * config/v850/lib1funcs.asm: Update functions so that the EP
6150 register is only used if __EP__ is defined.
6152 2005-08-26 David Ung <davidu@mips.com>
6154 * config/mips/mips.c (mips_expand_prologue): Handle case when
6155 generating for MIPS16 and the outgoing argument area is more than
6156 SMALL_OPERAND. Use the frame pointer as temporary to generate the
6159 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
6161 * config/crx/crx.md: Make doloop_end pattern usage controllable
6162 via mloop-nesting=<max-nesting> command line switch. Make sure
6163 the combiner cannot use doloop_end_<mode> in an illegal way.
6164 * config/crx/crx.c: Use regs up to r6 for argument passing.
6165 Refine crx_address_cost (non cst4 displacements are expensive).
6166 * config/crx/crx.opt: Add switch for mloop-nesting=.
6168 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
6170 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
6171 (UNSPEC_MVST): New constant.
6173 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
6175 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
6176 Reject operands containing eliminable registers.
6177 * testsuite/gcc.dg/20050825-1.c: New testcase.
6179 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6180 Jan Hubicka <jh@suse.cz>
6182 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
6184 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6186 PR tree-optimization/23546
6187 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
6190 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
6192 * params.def (PARAM_MIN_SPEC_PROB): New.
6193 * sched-rgn.c (MIN_PROBABILITY): Delete.
6194 (compute_trg_info): Convert to PARAM_VALUE.
6195 * doc/invoke.texi (param): Document min-spec-prob.
6197 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
6199 * config/darwin.h: define __PIC__
6200 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
6201 TARGET_OS_CPP_BUILTINS macro.
6203 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6205 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
6208 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6210 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
6212 * cfghooks.c (duplicate_block): Added position where to place
6213 new block as argument.
6214 * cfghooks.h (duplicate_block): Declaration changed.
6215 * cfglayout.c (copy_bbs): Add argument after. Pass it to
6217 * cfglayout.h (copy_bbs): Declaration changed.
6218 * cfgloop.h (loop_version): Declaration changed.
6219 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
6220 position to copy_bbs.
6221 (loop_version): Pass position to duplicate_loop_to_header_edge.
6222 Add place_after argument and position new blocks according to
6224 * modulo-sched.c (sms_schedule): Pass place_after argument
6226 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
6227 * tree-cfg.c (split_edge_bb_loc): New function.
6228 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
6229 to determine position of new blocks.
6230 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
6232 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
6233 argument to duplicate_block.
6234 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
6235 Pass position to copy_bbs.
6237 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6239 * fold-const.c (ptr_difference_const): Use
6240 cst_and_fits_in_hwi instead of host_integerp.
6242 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6244 * config/darwin.c (gen_pic_offset): New.
6245 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
6248 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
6250 PR tree-optimization/23486
6251 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
6253 2005-08-23 Phil Edwards <phil@codesourcery.com>
6255 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
6256 remove use_collect2.
6257 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
6259 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
6260 configuration files to override the default value.
6262 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
6263 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
6264 * config/vx-common.h: New file, split out from...
6265 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
6266 * config/vxworksae.h: New file, for VxWorks AE.
6267 * config/vxworks.opt: New file.
6268 * config/vxlib.c: Update for VxWorks 6.
6270 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
6271 other MULTILIB_* variables appropriately.
6272 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
6273 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
6274 * config/rs6000/vxworks.h: Update for VxWorks 6.
6275 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
6277 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
6280 * config/darwin.c (machopic_select_section): Remove the hack to
6281 mark "::operator new" and "::operator delete" for coalescing
6282 even though they are not weak.
6284 2005-08-24 Alan Modra <amodra@bigpond.net.au>
6286 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
6287 * configure: Regenerate.
6289 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6292 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
6294 * convert.c (convert_to_integer, convert_to_vector): Likewise.
6295 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
6298 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6300 * config/rs6000/predicates.md (equality_operator): New.
6301 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
6302 comparison with a large constant.
6304 2005-08-23 Mark Mitchell <mark@codesourcery.com>
6306 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
6308 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
6310 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
6311 registers is even, and we have a hardware double precision fp,
6313 (sh_gimplify_va_arg_expr): For floating point arguments, consider
6314 size of current argument when checking if argument was passed in
6317 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
6320 * stor-layout.c (finalize_type_size): Dont override
6321 existing alignment with a smaller alignment from the mode.
6323 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6325 * lambda-code.c (lambda_vector_lexico_pos): Moved...
6326 * lambda.h (lambda_vector_lexico_pos): ... here.
6327 * tree-data-ref.c (build_classic_dist_vector): Return false when
6328 the distance vector is lexicographically negative.
6330 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6332 PR tree-optimization/23511
6333 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
6334 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
6336 2005-08-23 Jakub Jelinek <jakub@redhat.com>
6338 PR tree-optimization/22043
6339 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
6340 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
6341 If ALLOW_FLEXARR, handle types ending with flexible array member.
6342 Pass false as second argument to recursive count_type_elements calls.
6343 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
6344 argument to count_type_elements call.
6345 * tree-sra.c (decide_block_copy): Likewise.
6346 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
6347 for a constant-sized object, set cleared as well. Pass true as
6348 second argument to count_type_elements call.
6350 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6353 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
6354 from legitimate_small_data_p, and make global. Update use.
6355 Remove forward declaration.
6356 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
6358 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
6360 2005-08-23 David Edelsohn <edelsohn@gnu.org>
6362 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
6363 of scratch intermediates.
6364 (eq<mode>_compare): Same.
6365 (neg_eq0<mode>): New.
6366 (neg_eq<mode>): Convert to define_insn_and_split.
6368 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6371 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
6372 stdarg functions, set/clear the fp marker even when no variable
6374 * config/rs6000/sysv4.opt (mprototype): Describe.
6376 2005-08-22 Jakub Jelinek <jakub@redhat.com>
6378 PR rtl-optimization/23478
6379 * regs.h (reg_info): Add throw_calls_crossed.
6380 (REG_N_THROWING_CALLS_CROSSED): Define.
6381 * flow.c (allocate_reg_life_data): Initialize
6382 REG_N_THROWING_CALLS_CROSSED.
6383 (propagate_one_insn, attempt_auto_inc): Update
6384 REG_N_THROWING_CALLS_CROSSED.
6385 * global.c (global_alloc): Don't allocate pseudos across
6386 calls that may throw.
6388 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
6391 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
6392 value is inbetween the range if we did not find an exact match.
6394 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
6396 * doc/invoke.texi (Option Summary): Add ms1 options.
6397 * doc/extend.texi: Document interrupt handler attribute for ms1.
6398 * doc/md.texi: Document ms1 constraints.
6399 * config.gcc: Add ms1-*-elf.
6400 * config/ms1/ms1.h: New.
6401 * config/ms1/ms1.c: New.
6402 * config/ms1/ms1.md: New.
6403 * config/ms1/ms1-protos.h: New.
6404 * config/ms1/ABI.txt: New.
6405 * config/ms1/crti.asm: New.
6406 * config/ms1/crtn.asm: New.
6407 * config/ms1/lib2extra-funcs.c: New.
6408 * config/ms1/t-ms1: New.
6409 * config/ms1/ms1.opt: New.
6411 2005-08-22 Ira Rosen <irar@il.ibm.com>
6413 * config/rs6000/altivec.md (xorv4sf3): New.
6414 (negv4sf2, neg<mode>2): Likewise.
6416 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
6419 * config/ia64/ia64.md (divsi3): Check divide by zero.
6420 (udivsi3): Likewise.
6422 (udivdi3): Likewise.
6424 2005-08-21 Jakub Jelinek <jakub@redhat.com>
6426 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
6427 up to elem_bitsize bits, not max_bitsize.
6429 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6431 PR tree-optimization/23433
6432 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
6433 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
6435 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6437 PR tree-optimization/23434
6438 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
6439 the iteration bound is not an INTEGER_CST.
6441 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
6443 * tree-vect-transform.c (get_initial_def_for_reduction): Set
6444 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
6445 NULL if need_epilog_adjust is false.
6446 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
6447 Case 3 always peels first itration, not just for PLUS case, and no need
6448 to use scalar_initial_def here. Create an epilog adjustment only if
6449 scalar_initial_def is not NULL.
6451 (vectorizable_reduction): Remove assert.
6453 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
6456 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
6457 (__moddi3): Likewise.
6458 (__udivdi3): Likewise.
6459 (__umoddi3): Likewise.
6460 (__divsi3): Likewise.
6461 (__modsi3): Likewise.
6462 (__udivsi3): Likewise.
6463 (__umodsi3): Likewise.
6465 2005-08-20 Jakub Jelinek <jakub@redhat.com>
6467 * tree-pass.h (TDF_GRAPH): Define.
6468 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
6469 * passes.c (finish_optimization_passes): Only call
6470 finish_graph_dump_file if TDF_GRAPH is set.
6471 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
6472 NULL. Set TDF_GRAPH bit.
6473 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
6475 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
6477 * arm.h (arm_stack_offsets): Add locals_base field.
6478 * arm.c (arm_get_frame_offsets): Compute it.
6479 (thumb_compute_initial_elimination offset): Make the Thumb frame
6480 pointer point to the base of the local variables.
6481 (thumb_expand_prologue): Update accordingly.
6482 (thumb_expand_epilogue): Likewise.
6484 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
6485 mode of clobbered scratch to DImode. Handle a case that's known to
6488 2005-08-19 David Edelsohn <edelsohn@gnu.org>
6490 * config/rs6000/rs6000.md (gt0<mode>): Delete.
6491 (gt0<mode>_compare): Delete.
6492 (neg_gt0<mode>): Delete.
6494 2005-08-19 Eric Christopher <echristo@apple.com>
6496 * optabs.h: Change CTI_ to COI_.
6499 2005-08-19 James E Wilson <wilson@specifix.com>
6501 * builtins.c (expand_builtin_return_addr): Set
6502 current_function_accesses_prior_frames when count != 0. Use
6503 frame_pointer_rtx when count == 0.
6504 * function.h (struct function): Add accesses_prior_frames field.
6505 (current_function_accesses_prior_frames): Define.
6506 * reload1.c (init_elim_table): Check
6507 current_function_accesses_prior_frames.
6508 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
6510 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6512 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
6513 indicator. Return true if the flowgraph changed during
6516 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6519 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
6520 conditional expression before testing its value.
6522 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6524 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
6526 2005-08-19 Devang Patel <dpatel@apple.com>
6528 PR tree-optimization/23048
6529 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
6530 third parameter. Check whether latch is dominated by exit
6532 (if_convertible_loop_p): Supply exit block itself to
6533 if_convertible_bb_p.
6535 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
6538 * arm.md (arm_load_pic_register): Change argument to the mask of
6539 saved registers. Call thumb_find_work_register if we need a
6540 scratch register on Thumb.
6541 (arm_expand_prologue): Pass empty register set to
6542 arm_load_pic_register.
6543 (thumb_expand_prologue): Pass live_regs_mask directly to
6544 arm_load_pic_register.
6545 * arm-protos.h (arm_load_pic_register): Update prototype.
6547 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
6549 * sh.c (find_sole_member): New function.
6550 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
6551 if the record's alignment is larger than the size of its only member.
6553 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
6556 * arm.c (thumb_legitimize_reload_address): New function.
6557 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
6558 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
6560 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
6562 * config/crx/crx.c: Implement crx_decompose_address. Reject
6563 symbolic displacements since CRX register relative adressing
6564 mode can't handle unsigned 32-bit values as displacements.
6565 * config/crx/crx.h: Simplify definitions, remove redundant
6566 parenthesis and obsolete macros.
6567 * config/crx/crx.opt: Add new switch for debugging addresses.
6568 * config/crx/crx-protos.h: Add new declarations for above.
6570 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
6573 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
6576 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6578 * collect2.c (dup2): Delete.
6579 * configure.ac: Don't check for dup2.
6581 * config.in, configure: Regenerate.
6583 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
6585 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
6586 record with the type of its only member.
6588 2005-08-18 David Edelsohn <edelsohn@gnu.org>
6590 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
6591 define_insn_and_split.
6592 (plus_ltu<mode>_compare): Same.
6593 (gtu<mode>_compare): Same.
6594 (plus_gtu<mode>_compare): Same.
6596 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
6598 PR tree-optimization/22228
6599 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
6601 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
6602 are recorded in vect_vnames_to_rename for renaming.
6603 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
6604 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
6605 in vect_vnames_to_rename.
6606 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
6607 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
6609 2005-08-18 Jan Hubicka <jh@suse.cz>
6612 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
6613 info only for local statics, not for member variables.
6615 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6617 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
6619 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6621 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
6623 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
6626 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
6628 2005-08-17 James E Wilson <wilson@specifix.com>
6630 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
6633 2005-08-17 David Edelsohn <edelsohn@gnu.org>
6635 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
6636 (leu<mode>_compare): Same.
6637 (plus_leu<mode>): Same.
6638 (neg_leu<mode>): Same.
6639 (and_neg_leu<mode): Same.
6640 (ltu<mode>_compare): Same.
6641 (plus_ltu<mode>): Same.
6643 (geu<mode>_compare): Same.
6644 (plus_geu<mode>): Same.
6645 (neg_geu<mode>): Same.
6646 (and_neg_geu<mode>): Same.
6647 (plus_gt<mode>): Same.
6648 (gtu<mode>_compare): Same.
6649 (plus_gtu<mode>): Same.
6651 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
6653 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
6654 Move call_table_data to end. Delete spurious .text.
6655 (callt_save_all_interrupt): Fix comment typo.
6657 2005-08-17 James E Wilson <wilson@specifix.com>
6658 Kevin Winchester <winchester@amirix.com>
6661 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
6663 2005-08-17 Uros Bizjak <uros@kss-loka.si>
6666 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
6667 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
6669 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
6671 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
6672 record with the type of its only member if the modes don't match.
6674 * varasm.c (decode_reg_name): Skip empty additional register names.
6676 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
6678 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
6679 lsm_tmp_name_length): New.
6680 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
6681 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
6683 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6684 Andreas Krebbel <krebbel1@de.ibm.com>
6686 * config.gcc: Added z9-109 switch.
6687 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
6688 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
6689 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
6690 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
6691 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
6692 for "z9_109" cpu attribute.
6693 * config/s390/s390.c (z9_109_cost): New processor cost structure.
6694 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
6695 (s390_handle_arch_option): Added z9-109 switch.
6696 (override_options): Set respective cost function for z9-109.
6697 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
6698 (legitimate_reload_constant_p): Accept extended immediates.
6699 (print_operand): Three new output modifiers added: k, m and o.
6700 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
6701 (s390_output_mi_thunk): Use extended immediate when possible.
6702 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
6703 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
6704 (CONSTRAINT_LEN): Added length of O constraint.
6705 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
6706 * config/s390/s390.md ("cpu"): New value z9_109 added.
6707 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
6708 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
6709 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
6710 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
6711 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
6712 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
6713 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
6714 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
6715 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
6716 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
6717 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
6718 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
6719 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
6720 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
6721 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
6723 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
6724 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
6725 insns for TARGET_EXTIMM.
6727 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
6729 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
6731 2005-08-17 Nick Clifton <nickc@redhat.com>
6733 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
6734 Call default_encode_section_info.
6736 2005-08-17 Steven Bosscher <stevenb@suse.de>
6738 PR tree-optimization/21574
6739 * tree-ssa-ccp.c (likely_value): If the right hand side is a
6740 constant, return CONSTANT.
6741 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
6742 (ccp_fold, visit_assignment): Likewise.
6743 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
6745 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
6747 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
6748 fold_buildN instead of buildN then fold_initializer or fold.
6749 (build_unary_op): Likewise.
6750 (build_binary_op): Likewise.
6751 * fold-const.c (fold_initializer): Remove.
6752 (fold_build1_initializer): New function.
6753 (fold_build2_initializer): New function.
6754 (fold_build3_initializer): New function.
6755 * tree.h (fold_initializer): Remove.
6756 (fold_build1_initializer): New function.
6757 (fold_build2_initializer): New function.
6758 (fold_build3_initializer): New function.
6760 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
6762 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
6763 (try_move_mult_to_index): Call fold_build2 instead of build2.
6764 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
6765 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
6766 fold_binary_to_constant.
6767 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
6769 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
6770 check if A == gcd (A, B). Remove TYPE argument.
6771 (analyze_offset) Use fold_build2 instead of fold (build.
6772 (create_data_ref): Likewise.
6773 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
6774 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
6777 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
6779 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
6780 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
6782 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
6785 * gimplify.c (zero_sized_type): New function.
6786 (gimplify_modify_expr_rhs): If we have a zero sized type,
6787 replace the statement with an empty statement.
6789 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
6791 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
6794 2005-08-16 Ian Lance Taylor <ian@airs.com>
6796 * doc/tm.texi (Label Output): Correct typo.
6798 2005-08-16 Steven Bosscher <stevenb@suse.de>
6801 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
6802 force_operand will work later on using have_insn_for.
6804 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6806 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
6808 2005-08-16 Ian Lance Taylor <ian@airs.com>
6811 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
6812 vector type, don't try to construct it element by element. Add an
6813 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
6815 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6817 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
6819 2005-08-16 Geoffrey Keating <geoffk@apple.com>
6821 * doc/invoke.texi (Precompiled Headers): Document some more options
6822 which are known to be safe.
6824 2005-08-16 James E Wilson <wilson@specifix.com>
6826 PR tree-optimization/21105
6827 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
6828 TREE_OVERFLOW check.
6830 2005-08-16 David Edelsohn <edelsohn@gnu.org>
6832 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
6833 (neg_ltu<mode>): Same.
6835 (neg_gtu<mode>): Same.
6837 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6839 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
6840 (fold_builtin_isdigit): Use fold_buildN.
6841 (build_function_call_expr): Likewise.
6842 * c-typeck.c (c_finish_loop): Likewise.
6844 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
6845 Richard Shann <rshann@superh.com>
6847 PR middle-end/20396:
6848 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
6850 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
6852 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
6854 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
6857 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
6858 arm_compure_save_reg0_reg12_mask to determine when the PIC register
6861 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6864 * fold-const.c (build_range_check): Disable optimization for function
6865 pointer expressions on targets that require function pointer
6868 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
6870 * simplify-rtx.c (simplify_const_relational_operation): When
6871 extracting arguments of a COMPARE, recompute the mode as well.
6873 2005-08-15 Ian Lance Taylor <ian@airs.com>
6875 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
6877 2005-08-15 DJ Delorie <dj@redhat.com>
6879 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
6881 (movsi_splittable): Allow, but split, moves to the stack.
6882 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
6885 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6887 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
6888 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
6889 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
6891 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
6892 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
6893 Delete HOST_PTR_PRINTF.
6895 * configure, config.in: Regenerate.
6897 2005-08-15 David Edelsohn <edelsohn@gnu.org>
6899 * config/rs6000/rs6000.md (QHSI): New mode macro.
6900 (wd): Extend mode attr for QImode and HImode
6901 (dbits): New mode attr.
6902 (zero_extend<mode>di2): Convert to mode macro.
6904 2005-08-15 Steve Ellcey <sje@cup.hp.com>
6907 * doc/invoke.texi (-mgnu-ld): Update description.
6910 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
6913 * Makefile.in (tree-chrec.o): Depends on real.h.
6914 * tree-chrec.c: Include real.h.
6915 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
6916 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
6917 * tree-scalar-evolution.c (add_to_evolution_1,
6918 interpret_rhs_modify_expr): Ditto.
6920 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
6923 * tree-data-ref.c (estimate_niter_from_size_of_data): When
6924 step is negative compute the estimation from init downwards to zero.
6926 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
6928 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
6930 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
6932 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
6934 (legitimate_reload_constant_p): Fix handling of lliXX operands.
6935 Accept double-word constants that can be split.
6936 * config/s390/s390.md ("movti"): Use 'P' constraint.
6937 ("*movdi_31", "*movdf_31"): Likewise.
6939 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
6941 Fix PR tree-optimization/22615
6943 * tree-ssa-structalias.c (solution_set_add): Handle
6944 first_vi_for_offset returning NULL.
6945 (do_da_constraint): Ditto.
6946 (do_sd_constraint): Ditto.
6947 (do_ds_constraint): Ditto
6948 (find_func_aliases): Ditto.
6949 (build_constraint_graph): RHS is allowed be ANYTHING.
6950 (first_vi_for_offset): Return NULL if we couldn't find anything at
6953 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
6955 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
6956 over memory as first operand.
6958 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
6961 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
6962 available for setting it.
6964 2005-08-14 Ira Rosen <irar@il.ibm.com>
6966 PR tree-optimization/23320
6967 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
6968 data-refs' types instead of base object nullness. Add check for
6969 pointer type data-refs before first location comparison. Remove
6972 2005-08-14 Andreas Schwab <schwab@suse.de>
6974 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
6976 2005-08-13 James E Wilson <wilson@specifix.com>
6978 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
6979 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
6980 -fstack-protector-all, --param ssp-buffer-size): Document.
6981 (-Wvariadic-macros): Alphabetize.
6982 (-fsched-stalled-insns-dep): Add missing 'f'.
6984 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
6987 2005-08-13 David Edelsohn <edelsohn@gnu.org>
6989 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
6990 or indirect address operand.
6991 (EXTRA_ADDRESS_CONSTRAINT): New.
6992 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
6994 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
6996 PR tree-optimization/22236
6997 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
6998 successors and predecessors.
6999 * tree-chrec.c (chrec_convert): Before converting, check that
7000 sequences don't wrap.
7001 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
7002 (analyze_array): Extern.
7003 (find_data_references_in_loop): Remove call to
7004 compute_estimated_nb_iterations.
7005 * tree-data-ref.h (analyze_array): Declared.
7006 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
7007 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
7008 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
7009 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
7011 * tree-ssa-loop-ivcanon.c: Fix documentation.
7012 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
7013 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
7014 (infer_loop_bounds_from_undefined): New.
7015 (estimate_numbers_of_iterations_loop): Use
7016 infer_loop_bounds_from_undefined.
7017 (used_in_pointer_arithmetic_p): New.
7018 (scev_probably_wraps_p): Pass an extra parameter. Call
7019 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
7020 (convert_step): Fix documentation.
7021 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
7022 Use initial_condition_in_loop_num and evolution_part_in_loop_num
7023 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
7024 scev_probably_wraps_p.
7026 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7028 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
7029 (s390_register_info): Ignore clobbered_regs information for fixed
7030 registers, and only fixed registers.
7031 (s390_init_frame_layout): Remove redundant call.
7033 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
7035 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
7036 description of -Wold-style-casts.
7038 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7039 Jakub Jelinek <jakub@redhat.com>
7041 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7042 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
7043 * config/s390/s390.c (print_operand): New output modifier 'G' added.
7044 (get_thread_pointer): Renamed to s390_get_thread_pointer.
7045 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
7046 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
7047 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
7048 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7049 ("stack_protect_set", "stack_protect_test"): New expanders.
7050 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
7051 "stack_protect_testdi"): New insn definitions.
7053 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7055 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
7057 2005-08-12 Paul Brook <paul@codesourcery.com>
7059 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
7061 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7063 * config/s390/predicates.md (setmem_operand): New predicate.
7064 (shift_count_operand): Accept ANDs with special constants as
7066 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
7067 with special constants.
7068 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
7069 shift_count_operand with setmem_operand.
7071 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7073 * config/s390/s390.c (s390_extract_part, s390_single_part):
7075 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
7076 (s390_output_mi_thunk): Don't use lg on 31 bit.
7077 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
7078 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
7080 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7082 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
7083 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
7084 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
7085 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
7086 with one of the new macros.
7088 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7090 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
7091 Don't set save_return_addr_p.
7092 (s390_register_info): Make clobbered_regs not depending on
7095 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7097 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
7098 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
7100 2005-08-11 James E. Wilson <wilson@specifix.com>
7102 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
7104 2005-08-11 Jakub Jelinek <jakub@redhat.com>
7106 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
7107 locations gathered by var-tracking in single entry loc_list
7108 over loc_descriptor_from_tree.
7110 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
7111 pass it down to loc_descriptor.
7112 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
7113 (containing_function_has_frame_base): Move earlier in the file.
7114 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
7115 instead of always assuming fbreg can't be used.
7117 2005-08-11 David Edelsohn <edelsohn@gnu.org>
7119 * config/rs6000/altivec.md: Change constraint "m" to "Z".
7120 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7121 Accept address wrapped in AND for Altivec.
7122 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7123 Strip AND wrapping offset address for Altivec.
7125 2005-08-11 Richard Henderson <rth@redhat.com>
7128 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
7129 before using TYPE_IS_SIZETYPE.
7131 2005-08-11 Richard Henderson <rth@redhat.com>
7134 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
7135 insn types not present on ev4.
7136 (alphaev5_insn_pipe): Similarly.
7138 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
7141 * arm.c (arm_override_options): If the user has selected callee-super-
7142 interworking, then enable normal interworking.
7144 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7146 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
7149 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
7151 * doc/rtl.texi: Fix two typos.
7153 2005-08-11 Richard Guenther <rguenther@suse.de>
7156 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
7157 cases where we call to/from functions returning void.
7159 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
7162 * tree.c (build_pointer_type_for_mode): Robustify.
7164 2005-08-10 James E Wilson <wilson@specifix.com>
7166 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
7167 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
7169 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
7172 2005-08-10 Eric Christopher <echristo@apple.com>
7174 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
7175 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
7178 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
7181 * config/darwin.c (machopic_indirect_data_reference): Use a new register
7182 for the high part when generating dynamic-no-pic code.
7184 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
7186 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
7187 (x86_64-*-linux*): Likewise.
7189 * config/i386/crtfastmath.c: New file.
7190 * config/i386/t-crtfm: Likewise.
7192 * config/i386/linux.h (ENDFILE_SPEC): New.
7193 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
7195 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7198 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
7200 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
7201 (vec_shl, vec_shr): Document new operations.
7202 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
7204 2005-08-10 David Edelsohn <edelsohn@gnu.org>
7206 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
7207 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
7208 change predicate to indexed_or_indirect_address.
7210 2005-08-10 Richard Sandiford <richard@codesourcery.com>
7212 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
7213 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
7214 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
7215 and __aeabi_uwrite8.
7216 * config/arm/unaligned-funcs.c: New file.
7217 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
7219 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
7221 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
7223 * cfglayout.c (pass_insn_locators_initialize): Add dump.
7224 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
7226 * except.c (pass_convert_to_eh_region_ranges): Add dump.
7227 * final.c (pass_shorten_branches): Add dump.
7228 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
7229 (pass_life): Rename dump.
7230 (rest_of_handle_flow2): Remove initial verify_flow_info.
7231 * function.c (pass_instantiate_virtual_regs): Add dump.
7232 * integrate.c (pass_initial_value_sets): Add dump.
7233 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
7234 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
7235 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
7236 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
7237 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
7238 gate_rtl_unrool_and_peel_loops): New.
7239 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
7240 rtl_doloop): Do not look at flags.
7241 * mode-switching.c (pass_mode_switching): Add dump.
7242 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
7243 pass_split_before_regstack): Add dump.
7244 * regmove.c (pass_stack_adjustments): Add dump.
7245 * tree-optimize.c (pass_fixup_cfg): Add dump.
7247 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7250 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
7251 deciding which instruction sequence to use.
7253 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
7255 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
7256 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
7258 2005-08-09 Richard Guenther <rguenther@suse.de>
7260 * c-common.c (builtin_function_2): Remove.
7261 (def_builtin_1): New function.
7262 (c_common_nodes_and_builtins): Use def_builtin_1 to
7263 build builtin functions.
7265 2005-08-09 Jie Zhang <jie.zhang@analog.com>
7267 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
7268 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7269 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
7272 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7274 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
7275 fold_binary instead of fold_build2 since we don't care about the
7277 (loop_niter_by_eval): Likewise.
7278 (compare_trees): Likewise.
7279 (proved_non_wrapping_p): Likewise.
7281 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7285 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
7286 if the if is really empty.
7288 2005-08-09 Steven Bosscher <stevenb@suse.de>
7290 PR tree-optimization/23234
7291 * tree-ssa-math-opts.c (place_reciprocal): New enum.
7292 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
7293 argument of the new enum.
7294 (execute_cse_reciprocals): Add reciprocals for function arguments
7295 on the unique successor edge of the entry block. Update other calls
7296 to execute_cse_reciprocals_1.
7298 2005-08-08 Richard Henderson <rth@redhat.com>
7301 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
7303 2005-08-08 Bob Wilson <bob.wilson@acm.org>
7305 * expr.c (write_complex_part): Return after handling MEM.
7307 2005-08-08 Josh Conner <jconner@apple.com>
7309 PR rtl-optimization/23241
7310 * combine.c (simplify_comparison): Fix error in determining
7311 whether to lift a subreg from comparison.
7313 2005-08-08 David Edelsohn <edelsohn@gnu.org>
7316 * config/rs6000/altivec.md (vec_init<mode>): New.
7317 (vec_set<mode>): New.
7318 (vec_extract<mode>): New.
7319 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
7320 (rs6000_expand_vector_set): New.
7321 (rs6000_expand_vector_extract): New.
7322 (rs6000_legitimate_offset_address_p): Offset addresses are valid
7323 for Altivec modes before reload.
7324 (altivec_expand_vec_init_builtin): New.
7325 (get_element_number): New.
7326 (altivec_expand_vec_set_builtin): New.
7327 (altivec_expand_vec_ext_builtin): New.
7328 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
7330 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
7332 * config/rs6000/rs6000.h (rs6000_builtins): Add
7333 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
7334 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
7335 * config/rs6000/rs6000-protos.h: Declare new functions.
7337 2005-08-08 Jan Hubicka <jh@suse.cz>
7339 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
7340 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
7341 * i386.md (movdi*): Use pic_32bit_operand.
7342 * predicates.md (pic_32bit_operand): New.
7344 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
7347 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
7349 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
7351 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
7352 (test_for_singularity): Use fold_build2.
7354 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7356 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
7358 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
7360 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
7361 (COMMON_ASM_OP) Define.
7362 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
7363 (ix86_encode_section_info): Likewise.
7364 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
7365 SUBTARGET_ENCODE_SECTION_INFO.
7367 2005-08-06 Richard Henderson <rth@redhat.com>
7370 * tree-nested.c (convert_local_reference): Save and restore val_only
7371 around component_ref and friends. Clear walk_subtrees by default.
7373 2005-08-06 Peter O'Gorman <peter@pogma.com>
7376 * gcc.c (process_command): Check the argument to -b has a dash.
7377 * doc/invoke.texi: Update -b and -V docs.
7379 2005-08-06 James E Wilson <wilson@specifix.com>
7381 * config/mips/cross64.h, config/mips/t-cross64: Delete.
7383 2005-08-06 Michael Matz <matz@suse.de>
7385 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
7386 member only if only one insn is associated with the value.
7388 2005-08-06 Nick Clifton <nickc@redhat.com>
7390 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
7392 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
7393 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
7394 Check symbol flags instead of symbol name mangling.
7395 (xstormy16_asm_output_aligned_common): Likewise. Also
7396 simplify code since the bss100_section cass is the only case
7397 where the below100 code will be triggered.
7398 (xstormy16_encode_section_info): Encode below100 attribute
7399 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
7401 (xstormy16_strip_name_encoding): Delete - this function is no
7403 (TARGET_STRIP_NAME_ENCODING): Undefine.
7404 * config/stormy16/stormy16-protos.h: Delete prototype for
7405 xstormy16_strip_name_encoding.
7407 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
7409 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
7410 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
7411 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
7412 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
7413 config/alpha/predicates.md, config/arc/arc.h,
7414 config/arm/arm.h, config/arm/ieee754-df.S,
7415 config/arm/ieee754-sf.S, config/bfin/bfin.c,
7416 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
7417 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
7418 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
7419 config/m68hc11/m68hc11.h, config/mips/mips.c,
7420 config/mips/mips.h, config/mips/openbsd.h,
7421 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
7422 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
7423 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7424 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7425 config/sparc/linux.h, config/sparc/linux64.h,
7426 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
7427 doc/extend.texi, doc/gcov.texi, doc/install.texi,
7428 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
7429 typos. Follow spelling conventions.
7431 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
7434 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
7435 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
7436 specially. Check for side effects only for COND_EXPR.
7437 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
7438 return with TREE_NO_WARNING.
7440 2005-08-06 Richard Sandiford <richard@codesourcery.com>
7442 PR rtl-optimization/23233
7443 * loop.c (combine_movables): Require the modes to be the same.
7444 (move_movables): Remove handling of cases where the replacement
7445 had a different mode to the original.
7447 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
7449 PR tree-optimization/23128
7450 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
7451 subtraction wrap, and set TREE_OVERFLOW if they do.
7453 2005-08-05 Richard Henderson <rth@redhat.com>
7456 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
7457 FORCED_LABEL labels.
7459 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
7462 * reload.c (find_reloads_subreg_address): Pass down TYPE
7463 unchanged. Change all callers except find_reloads_toplev.
7465 2005-08-05 Michael Matz <matz@suse.de>
7467 * genattrtab.c (current_alternative_string): Remove.
7468 (SIMPLIFY_ALTERNATIVE): Ditto.
7469 (attr_alt_bit_p): Ditto.
7470 (alternative_name): Make const char *.
7471 (evaluate_eq_attr): Remove use of above things.
7472 (simplify_test_exp): Ditto.
7473 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
7474 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
7476 2005-08-04 James E Wilson <wilson@specifix.com>
7478 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
7479 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
7480 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
7481 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
7482 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
7484 2005-08-04 Richard Henderson <rth@redhat.com>
7487 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
7488 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
7489 * tree-sra.c (decide_block_copy): Use it. Disable element copy
7490 if we'd have to instantiate too many members.
7492 2005-08-04 Richard Henderson <rth@redhat.com>
7495 * tree-outof-ssa.c (coalesce_asm_operands): New.
7496 (coalesce_ssa_name): Use it. Split out ...
7497 (coalesce_phi_operands, coalesce_result_decls): ... these.
7499 2005-08-04 Paul Brook <paul@codesourcery.com>
7501 * read-rtl.c (read_quoted_string): Break if EOF.
7503 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
7505 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
7506 (fold_build2): Likewise.
7507 (fold_build3): Likewise.
7508 (fold_build1_stat): New function prototype.
7509 (fold_build2_stat): Likewise.
7510 (fold_build3_stat): Likewise.
7511 * fold-const.c (fold_build1): Rename to ..
7512 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7513 through to build1_stat.
7514 (fold_build2): Rename to ..
7515 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7516 through to build2_stat.
7517 (fold_build3): Rename to ..
7518 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7519 through to build3_stat.
7521 2005-08-04 David Edelsohn <edelsohn@gnu.org>
7522 Ian Lance Taylor <ian@airs.com>
7524 * function.c (assign_stack_local_1): Do not correct stack slot
7525 address if allocation size is smaller than mode size.
7527 2005-08-04 Diego Novillo <dnovillo@redhat.com>
7530 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
7531 (tree_merge_blocks): Propagate anything allowed by
7533 Clarify documentation.
7534 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
7535 SSA form, schedule an update if necessary.
7537 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
7539 * doc/install.texi (Binaries): Remove broken link to
7540 Sinix/Reliant Unix binaries.
7542 2005-08-03 Richard Henderson <rth@redhat.com>
7545 * function.c (stack_protect_epilogue): Export.
7546 * tree.h (stack_protect_epilogue): Declare.
7547 * calls.c (expand_call): Call it.
7549 2005-08-03 Eric Christopher <echristo@apple.com>
7551 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
7552 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
7555 2005-08-04 Jan Hubicka <jh@suse.cz>
7557 * profile.c (branch_prob): Split edges with goto locus on them
7558 to get proper line counts.
7559 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
7561 2005-08-03 Paul Brook <paul@codesourcery.com>
7563 * function.c (assign_parms): Round current_function_args_size
7564 to PARM_BOUNDARY, not STACK_BOUNDARY.
7566 2005-08-03 Geoffrey Keating <geoffk@apple.com>
7568 * config/i386/i386.c (x86_elf_aligned_common)
7569 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
7571 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
7573 PR tree-optimization/23157
7574 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
7575 before emitting them.
7577 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7579 PR tree-optimization/19899
7580 * Makefile.in (tree-scalar-evolution.o): Add real.h.
7581 * tree-scalar-evolution.c: Include real.h.
7582 (add_to_evolution): Build constant -1 of correct type.
7584 2005-08-03 Jan Hubicka <jh@suse.cz>
7586 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
7587 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
7588 profile updating for complette unrolling.
7589 * loop-unroll.c (peel_loop_completely): Use it.
7590 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
7591 (tree_unroll_loops_completely): Disable code growing unrolling of cold
7594 2005-08-03 Paul Brook <paul@codesourcery.com>
7596 * combine.c (can_change_dest_mode): New function.
7597 (try_combine, simplify_set): Use it.
7599 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
7601 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
7604 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
7606 * doc/install.texi (Specific): Adjust link to openavr.org.
7607 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
7608 (Binaries): Adjust HP-UX Porting Center link.
7609 (Binaries): Adjust Free Software Foundation ordering link.
7611 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
7613 * convert.c (convert_to_integer): Use fold_build1 instead of
7614 build1 when converting an integer to an integer.
7616 2005-08-02 Richard Henderson <rth@redhat.com>
7618 * combine.c (combine_instructions): Don't use reg_equal/equiv
7619 results if the mode doesn't match.
7621 2005-08-02 Mark Mitchell <mark@codesourcery.com>
7623 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
7624 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
7626 2005-08-02 Richard Henderson <rth@redhat.com>
7629 * explow.c (memory_address): Remove special-case for
7630 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
7632 2005-08-02 Diego Novillo <dnovillo@redhat.com>
7635 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
7636 number of calls to cleanup_tree_cfg_1.
7638 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
7640 * doc/invoke.texi: document file extensions .F90 and .F95
7642 2005-08-02 Richard Guenther <rguenther@suse.de>
7644 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
7645 positive if its first argument is positive.
7647 2005-08-02 Richard Guenther <rguenther@suse.de>
7649 PR tree-optimization/23177
7650 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
7653 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
7655 PR tree-optimization/23129
7656 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
7657 varying for divisions with anti-ranges.
7659 2005-08-02 Jan Hubicka <jh@suse.cz>
7661 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
7662 * tree-ssa-threadupdate.c (thread_block): Add it here.
7664 2005-08-01 James E Wilson <wilson@specifix.com>
7666 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
7667 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
7668 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
7670 * config/mips/predicates.md (const_call_insn_operand): Add check for
7671 SYMBOL_REF_LONG_CALL_P.
7672 * doc/extend.texi (long_call): Document the new attribute.
7674 2005-08-01 Ian Lance Taylor <ian@airs.com>
7675 Richard Henderson <rth@redhat.com>
7677 * Makefile.in (RTL_BASE_H): Add real.h.
7678 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
7680 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
7682 * rtl.c (rtl_check_failed_code_mode): New.
7683 * rtl.h (struct rtx_def): Add u.rv.
7684 (XCMWINT, XCNMPRV): New.
7685 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
7686 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
7688 2005-08-01 Richard Henderson <rth@redhat.com>
7690 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
7691 with auto-inc codes.
7693 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
7695 2005-08-01 Jan Hubicka <jh@suse.cz>
7697 * i386-protos.h (asm_preferred_eh_data_format): Declare.
7698 * i386.c: Include dwarf2.h
7699 (asm_preferred_eh_data_format): New.
7700 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
7702 2005-08-01 Ian Lance Taylor <ian@airs.com>
7704 * config/host-linux.c (linux_gt_pch_get_address): Add new name
7705 randomize_va_space for virtual address randomization control.
7707 2005-08-01 Steven Bosscher <stevenb@suse.de>
7709 * common.opt (flag_ipa_cp): Put in right place to maintain
7712 2005-08-01 Jan Hubicka <jh@suse.cz>
7714 * profile.c (compute_value_histograms): Fix thinko.
7715 * value-prof.c: Include toplev.h
7716 (check_counter): New function.
7717 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7718 tree_mod_subtract_transform): Add sanity check.
7720 2005-08-01 Richard Guenther <rguenther@suse.de>
7722 PR tree-optimization/23133
7723 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
7724 current functions parameter decls to find defs to cse
7727 2005-08-01 Richard Guenther <rguenther@suse.de>
7729 PR tree-optimization/23109
7730 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
7731 If trapping math is in effect, use post-dominator information
7732 to check if we'd in any case reach a trapping point before
7733 doing the reciprocal insertion.
7734 (execute_cse_reciprocals): Compute post-dominators, if necessary.
7735 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
7736 expressions are invariant only if trapping math is not in effect.
7738 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
7740 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
7741 cgraph_function_versioning): New declarations.
7742 * cgraphunit.c: Add include to ipa-prop.h.
7743 (update_call_expr, cgraph_copy_node_for_versioning,
7744 cgraph_function_versioning): New functions.
7745 * integrate.c (copy_decl_for_inlining): Remove.
7746 * ipa-prop.h (ipa_replace_map): New struct.
7747 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
7748 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
7749 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
7750 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
7751 ipcp_iterate_stage, ipcp_method_scale_print,
7752 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
7753 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
7754 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
7755 ipcp_update_bb_counts, ipcp_update_profiling,
7756 ipcp_update_edges_counts): New functions.
7757 (ipcp_method_cval_init): Remove restriction regarding local methods.
7758 (ipcp_init_stage): Add ipcp_method_compute_scale.
7759 (ipcp_insert_stage): Add versioning.
7760 (ipcp_structures_print): Add ipcp_method_scale_print.
7761 (ipcp_driver): Dump profiling info.
7762 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
7763 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
7764 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
7765 (struct inline_data): Add versioning_p, ipa_info, new fields.
7766 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
7767 declare_return_variable): Replace calls to copy_decl_for_inlining with
7769 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
7771 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
7772 Add argument VERSIONING.
7773 (copy_arguments_for_versioning, copy_static_chain,
7774 function_versionable_p, tree_versionable_function_p,
7775 tree_function_versioning, replace_ref_tree): New functions.
7776 * tree-inline.h: Include varray.h.
7777 (tree_versionable_function_p, tree_function_versioning,
7778 tree copy_decl_for_dup): New declarations.
7780 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
7782 * ipa-cp.c: New file. Contains IPCP specific functionality.
7783 * ipa-prop.h: New file. Contains structures/definitions that can be
7784 used by several interprocedural data flow optimizations (and also IPCP).
7785 * ipa-prop.c: New file.
7786 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
7787 * common.opt: Add ipa-cp flag.
7788 * timevar.def: Add IPCP optimization.
7789 * tree-optimize.c (init_tree_optimization_passes): Schedule
7791 * tree-pass.h (pass_ipa_cp): Declare.
7793 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
7795 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
7796 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
7797 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
7798 config/i386/i386.c, config/mips/mips.h,
7799 config/rs6000/rs6000.h, config/sh/sh.c,
7800 config/stormy16/stormy16.c: Fix comment typos.
7802 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
7805 * c-typeck.c (build_binary_op): Use common_type wrapper on
7807 (common_type): Update comment.
7809 2005-07-31 Steven Bosscher <stevenb@suse.de>
7812 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
7813 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
7814 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
7816 2005-07-31 Jan Hubicka <jh@suse.cz>
7818 * pretty-print.h (pp_widest_integer): New macro.
7819 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
7822 2005-07-31 Jan Hubicka <jh@suse.cz>
7824 * output.h (enum section_category): Export from varasm.c
7825 (categorize_decl_for_section): Likewise.
7826 * varasm.c (enum section_category): Kill.
7827 (categorize_decl_for_section): Make global.
7828 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
7830 * i386.c (ix86_section_threshold): New static variable.
7831 (ix86_in_large_data_p, ix86_encode_section_info,
7832 x86_64_elf_unique_section,
7833 x86_64_elf_select_section): New functions.
7834 (TARGET_ENCODE_SECTION_INFO): Define
7835 (override_options): Enable medium model for PIC.
7836 (ix86_expand_prologue): Expand gen_set_got_rex64.
7837 (legitimate_constant_p): Handle new UNSPECs.
7838 (legitimate_pic_address_disp_p): Likewise.
7839 (legitimize_pic_address): Lower MEDIUM model addressing.
7840 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
7841 (enum cmodel): Add MEDIUM_PIC.
7842 (SYMBOL_REF_FAR_ADDR_P): New macro.
7843 (SYMBOL_FLAG_FAR_ADDR): New flag.
7844 * i386.md (movdi): Support medium model.
7845 (set_got_rex64): New pattern.
7846 * i386.opt (mlarge-data-threshold): New flag.
7847 * predicates.md (zext_operand/sext_operand): Deal with medium model.
7848 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
7849 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
7850 TARGET_ASM_UNIQUE_SECTION): New.
7852 * invoke.texi (-mlarge_data_threshold): Document
7854 2005-07-31 Jan Hubicka <jh@suse.cz>
7856 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
7857 (coalesce_vars): Likewise.
7858 * tree-ssa-live.c (coalesce_cost): New.
7859 (build_tree_conflict_graph): Use coalesce_cost.
7860 * tree-ssa-live.h (coalesce_cost): Declare.
7862 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
7864 * arm.md (all peepholes for post-increment operations): Delete.
7865 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
7866 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
7867 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
7868 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
7869 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
7871 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
7873 * fold-const.c (tree_expr_nonnegative_p): Always return true for
7876 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
7879 * doc/invoke.texi: Document -rdynamic.
7881 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
7884 * c-parser.c (c_parser_parms_list_declarator): Call
7885 mark_forward_parm_decls.
7886 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
7887 decls with visibility structure.
7889 2005-07-30 Paul Brook <paul@codesourcery.com>
7891 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
7893 2005-07-30 Paul Brook <paul@codesourcery.com>
7895 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
7897 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
7899 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
7901 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7904 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
7905 nested function declarators.
7906 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
7907 (grokparms): Call warn_if_shadowing for parameters used within the
7909 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
7910 not used within the parameter list.
7911 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
7913 2005-07-30 Jan Hubicka <jh@suse.cz>
7915 * expr.c (expand_expr_real_1): Do not load mem targets into register.
7916 * i386.c (ix86_fixup_binary_operands): Likewise.
7917 (ix86_expand_unary_operator): Likewise.
7918 (ix86_expand_fp_absneg_operator): Likewise.
7919 * optabs.c (expand_vec_cond_expr): Validate dest.
7921 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7924 * real.c (real_from_string): Also set last bit if there is a
7925 nonzero hex digit beyond GCC's internal precision after ".".
7927 2005-07-29 David Edelsohn <edelsohn@gnu.org>
7929 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
7930 define_constants. Change duplicate values to unassigned numbers.
7931 Change UNSPEC_SUBS to UNSPEC_VSUBS.
7932 (*altivec_vspltsf): New.
7933 (altivec_vperm_v4sf): Delete.
7934 (altivec_vperm_<mode>): Use mode macro V.
7935 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
7936 (altivec_predicate_v4sf): Delete.
7937 (altivec_predicate_<mode>): Use mode macro V.
7938 (*altivec_lvesfx): New.
7939 (*altivec_stvesfx): New.
7940 (vec_realign_load_v4sf): Delete.
7941 (vec_realign_load_<mode>): Use mode macro V.
7942 * config/rs6000/rs6000.c (generate_set_vrsave): Use
7945 2005-07-29 Mark Mitchell <mark@codesourcery.com>
7948 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
7950 * configure: Regenerated.
7952 2005-07-29 Paul Brook <paul@codesourcery.com>
7954 * doc/install.texi: Add link to GFortran binaries wiki page.
7956 2005-07-29 David Ung <davidu@mips.com>
7958 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
7959 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
7960 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
7961 * config/mips/mips.md (cpu): Add 5kf name.
7962 (includes): Includes 5k.md.
7963 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
7964 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
7967 2005-07-29 Diego Novillo <dnovillo@redhat.com>
7970 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
7971 (cleanup_tree_cfg): ... here.
7972 Call cleanup_tree_cfg_1 until there are no more cleanups to
7975 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
7977 * tree-vrp.c (compare_range_with_value): Return true or false
7978 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
7979 EQ_EXPR respectively.
7981 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
7983 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
7986 2005-07-29 Diego Novillo <dnovillo@redhat.com>
7988 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
7989 (tree_ssa_dominator_optimize): Increment it.
7990 (dump_dominator_optimization_stats): Print it.
7992 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
7993 Steven Bosscher <stevenb@suse.de>
7995 PR rtl-optimization/23117
7996 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
7997 when head == tail. Tidy comment.
7999 2005-07-28 Richard Henderson <rth@redhat.com>
8001 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
8002 * cselib.c (rtx_equal_for_cselib_p): Likewise.
8003 * jump.c (rtx_renumbered_equal_p): Likewise.
8004 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
8005 CONST_INT and CONST_DOUBLE.
8006 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
8007 * reload.c (operands_match_p): Special case CONST_INT and
8008 CONST_DOUBLE; check mode earlier.
8010 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8013 * c-typeck.c (convert_for_assignment): Do not check
8014 DECL_IN_SYSTEM_HEADER on NULL fundecl.
8016 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8019 * c-typeck.c (composite_type): Prefer constant size arrays to
8022 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8025 * real.c (real_from_string): Set last bit if there is a nonzero
8026 hex digit beyond GCC's internal precision.
8028 2005-07-28 Richard Henderson <rth@redhat.com>
8031 * cfgcleanup.c (try_forward_edges): Watch out for end of
8034 2005-07-28 James E Wilson <wilson@specifixinc.com>
8037 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
8039 2005-07-28 Jan Hubicka <jh@suse.cz>
8041 * Makefile.in (rtl-profile.o): Kill all traces of it.
8042 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
8043 * coverage.h (rtl_coverage_counter_ref): Kill.
8044 * opts.c (flag_speculative_prefetching_set): Kill.
8045 (flag_loop_optimize_set): New.
8046 (common_handle_option): Disable loop optimizer when profiling;
8047 do not handle speculative prefetching.
8048 * passes.c (init_optimization_passes): Replace pass_profiling combo
8049 by branch_prob pass.
8050 * profile.c (compute_value_histograms): Update for simplified value
8052 (rtl_register_profile_hooks): Kill.
8053 (pass_profiling): Kill.
8054 (rest_of_handle_branch_prob): Do not profile.
8055 * toplev.c (process_options): Remove speculative prefetching.
8056 * toplev.h (flag_tree_based_profiling): Kill.
8057 * tree-profile.c (prepare_instrumented_value,
8058 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8059 tree_gen_one_value_profiler, do_tree_profiling): Update for
8060 simplified datastructures.
8061 * value-prof.c: Add comment that speculative prefetching was dropped;
8062 update rest of file for simplified datastructures.
8063 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
8064 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
8065 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
8066 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
8067 rtl_mod_subtract, gen_speculative_prefetch,
8068 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
8069 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
8070 (gate_handle_value_profile_transformations,
8071 rest_of_handle_value_profile_transformations,
8072 pass_value_profile_transformations): Kill.
8073 * value-prof.h (histogram_value_t): Remove IL based unions.
8074 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
8075 rtl_profile_hooks): Remove hooks.
8077 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
8079 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
8080 (cgraph_clone_node): Likewise.
8081 * cgraph.h (cgraph_clone_edge): Update prototype.
8082 (cgraph_clone_node): Likewise.
8083 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
8085 (lookup_recursive_calls): Consider profile.
8086 (cgraph_decide_recursive_inlining): Fix updating; use new
8087 probability argument; use profile.
8088 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
8089 * tree-inline.c (copy_bb): Update clal of clone_edge.
8090 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
8092 * invoke.texi (min-inline-recursive-probability): Document.
8094 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
8096 * doc/install.texi (Configuration): Update Valgrind homepage.
8098 2005-07-28 Richard Henderson <rth@redhat.com>
8101 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
8102 labels we want to delete.
8103 (cfg_layout_merge_blocks): Likewise.
8105 2005-07-28 Richard Henderson <rth@redhat.com>
8108 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
8109 when expanding to nothing.
8111 2005-07-28 Josh Conner <jconner@apple.com>
8113 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
8114 (cgraph_decide_inlining_of_small_functions): Likewise.
8116 2005-07-28 Josh Conner <jconner@apple.com>
8118 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
8119 direction of badness if negative.
8120 (cgraph_default_inline_p): Add reason to parameters, and assign it
8122 (cgraph_decide_inlining_of_small_functions): New parameter in call
8123 to cgraph_default_inline_p.
8124 (cgraph_decide_inlining_incrementally): Likewise.
8125 * cgraphunit.c (decide_is_function_needed): Likewise.
8126 * cgraph.h (cgraph_default_inline_p): Likewise.
8128 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8130 * builtins.c: Fix comment typo(s).
8131 * genautomata.c: Likewise.
8132 * gimplify.c: Likewise.
8133 * tree-dfa.c: Likewise.
8134 * tree-flow-inline.h: Likewise.
8135 * tree-into-ssa.c: Likewise.
8136 * tree-ssa-alias.c: Likewise.
8137 * tree-ssa-ccp.c: Likewise.
8138 * tree-ssa-copy.c: Likewise.
8139 * tree-ssa-dce.c: Likewise.
8140 * tree-ssa-dom.c: Likewise.
8141 * tree-ssa-operands.c: Likewise.
8142 * tree-tailcall.c: Likewise.
8143 * tree-vectorizer.c: Likewise.
8144 * tree-vrp.c: Likewise.
8147 2005-07-28 Jeff Law <law@redhat.com>
8149 * tree-vrp.c (test_for_singularity): Extracted from ...
8150 (simplify_cond_using_ranges): Attempt to simplify a relational
8151 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
8153 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
8155 PR tree-optimization/22506
8156 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
8157 phis whose argument is constant.
8159 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
8161 PR rtl-optimization/18992
8162 Back out this patch:
8163 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8164 PR optimization/12142
8165 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
8166 uses of the register in the SET_SRC. Remove unnecessary argument.
8168 Replace it with this:
8169 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
8170 if flag_non_call_exceptions is set and the insn may trap, pass
8171 pc_rtx as dest for recursion.
8172 In SET_SRC part of SET case, if dest is already set, pass it down
8175 2005-07-28 Jan Hubicka <jh@suse.cz>
8177 * cfg.c (update_bb_profile_for_threading): Use RDIV.
8178 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
8179 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
8181 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
8182 profile when available.
8184 2005-07-28 Jan Beulich <jbeulich@novell.com>
8186 * config/ia64/ia64.c (ia64_load_pair_ok): New.
8187 (ia64_print_operand): Describe and handle 'X'.
8188 (ia64_register_move_cost): Also handle FP_REGS.
8189 (ia64_preferred_reload_class): Likewise.
8190 (ia64_secondary_reload_class): Likewise.
8191 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
8192 it. Also check for ITANIUM_CLASS_FLDP.
8193 * config/ia64/ia64.h (FP_REGNO_P): New.
8194 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
8195 (reg_class): Add FP_REGS.
8196 (REG_CLASS_NAMES): Adjust for it.
8197 (REG_CLASS_CONTENTS): Likewise.
8198 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
8199 (REG_CLASS_FROM_LETTER): Handle 'x'.
8200 (CLASS_MAX_NREGS): Handle FP_REGS.
8201 (MEMORY_MOVE_COST): Likewise.
8202 * config/ia64/ia64.md (itanium_class): Add fldp.
8203 (type): Handle fldp.
8204 (movti_internal): More allowable operand combinations. Use ldfp8 when
8205 splitting unnecessary. Remove predicable attribute. Adjust
8206 itanium_class attribute.
8207 (smuldi3_highpart): Remove outdated comment.
8208 (mulditi3, umulditi3, rotlti3): New expanders.
8209 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
8210 (absti2): Disabled new insn for future reference.
8211 Respective new splitters.
8212 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
8213 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
8214 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
8216 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
8218 PR rtl-optimization/23047
8219 * simplify-rtx.c (simplify_const_relational_operation): Respect
8220 flag_wrapv for comparisons with ABS.
8222 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
8224 PR tree-optimization/22493
8225 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
8226 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
8228 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
8230 * config/frv/frv.opt (moptimize-membar): New.
8232 * doc/invoke.texi: Document -moptimize-membar and its inverse.
8234 * config/frv/frv.h: Remove machine_function definition.
8236 * config/frv/frv.c (struct frv_io): New.
8237 (struct machine_function): Moved from frv.h. Add has_membar_p.
8238 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
8239 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
8240 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
8241 (frv_optimize_membar_global, frv_optimize_membar): New functions.
8242 (frv_reorg): Call frv_optimize_membar when appropriate.
8243 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
8244 (frv_expand_builtin): Adjust calls accordingly.
8245 (frv_io_address_cookie): New function.
8246 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
8247 load or store rather than a special insn. Add ccnstant address and
8248 io-type operands to the membar.
8249 (frv_ifcvt_modify_tests): Unsign regno.
8250 (frv_ifcvt_modify_tests): Same.
8252 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
8253 UNSPEC_OPTIONAL_MEMBAR constant.
8254 (builtin_read_<mode>): Delete.
8255 (builtin_write_<mode>): Delete.
8256 ("optional_membar_<mode>"): Add operand.
8258 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
8259 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
8260 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
8261 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
8262 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
8263 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
8264 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
8265 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
8266 * testsuite/gcc.target/frv/all-read-write-1.c: New.
8268 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
8270 * df.c (df_uses_record): Handle SCRATCH.
8272 2005-07-28 Steven Bosscher <stevenb@suse.de>
8275 * passes.c (rest_of_decl_compilation): If decl is a type and
8276 we have encountered errors, don't emit debug information.
8278 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
8280 * params.def: Fixed comment.
8282 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
8285 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
8286 (TARGET_ASM_UNALIGNED_HI_OP): Add.
8287 (TARGET_ASM_UNALIGNED_SI_OP): Add.
8289 2005-07-27 Steven Bosscher <stevenb@suse.de>
8292 * varasm.c (assemble_start_function): Don't do anything that may
8293 require a CFG if the current function is a thunk.
8295 2005-07-25 Geoffrey Keating <geoffk@apple.com>
8297 * doc/install.texi (Prerequisites): Mention that perl is needed
8298 to do export control in libstdc++ targetting Darwin.
8300 2005-07-27 Steven Bosscher <stevenb@suse.de>
8302 PR rtl-optimization/17808
8303 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
8304 (sched_insns_conditions_mutex_p): Split out from...
8305 (add_dependence): ...here. But don't call it from here.
8306 (add_dependence_list): Check sched_insns_conditions_mutex_p
8307 before calling add_dependence.
8308 (add_dependence_list_and_free): Likewise.
8309 (fixup_sched_groups): Likewise.
8310 (sched_analyze_1): Likewise.
8311 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
8312 (sched_analyze): Likewise.
8313 (sched_analyze_insn): Likewise.
8314 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8315 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
8316 dependencies on all COND_EXEC insns to jumps ending basic blocks
8317 when doing intrablock scheduling.
8318 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
8320 2005-07-27 Jeff Law <law@redhat.com>
8322 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
8323 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
8324 equivalency sets, correctly handle the case were vr0 has an
8325 equivalency set, but vr1 does not.
8327 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
8329 PR tree-optimization/23073
8330 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
8331 vect_print_dump_info before fprintf.
8333 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8335 PR tree-optimize/22348
8336 * tree-ssa-loop-niter.c (number_of_iterations_cond):
8337 Fold the partial computation.
8339 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8341 PR tree-optimization/22325
8342 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
8344 * tree-scalar-evolution.c (scev_const_prop): Add generic final
8346 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
8347 (force_var_cost): ... this function.
8348 (compute_phi_arg_on_exit): Export.
8350 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8352 PR tree-optimization/20773
8353 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
8356 2005-07-27 Richard Guenther <rguenther@suse.de>
8358 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
8359 Avoid pushing again if current struct contains only
8360 fields we decomposed.
8362 2005-07-27 Jan Hubicka <jh@suse.cz>
8364 PR tree-optimization/22574
8365 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
8368 * tree-tailcall.c (decrease_profile): New function.
8369 (eliminate_tail_call): Use it.
8371 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
8372 visibility flags correctly in whole program mode.
8374 2005-07-26 Steve Ellcey <sje@cup.hp.com>
8376 PR rtl-optimization/22472
8377 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
8379 2005-07-26 Steven Bosscher <stevenb@suse.de>
8381 PR tree-optimization/22504
8382 * tree-complex.c (expand_complex_addition): Use 'code' instead
8383 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
8385 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8387 * config.gcc (cpu_type): Add frv case.
8388 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
8389 (supported_defaults): Add fr550 case.
8391 2005-07-26 Diego Novillo <dnovillo@redhat.com>
8394 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
8395 whether a pointer of type T * may point to objects of type T *.
8397 2005-07-26 DJ Delorie <dj@redhat.com>
8399 * configure: Regenerate.
8401 2005-07-26 Dale Johannesen <dalej@apple.com>
8403 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
8405 2005-07-26 Mark Mitchell <mark@codesourcery.com>
8407 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
8408 Clarify use of "build" in name.
8410 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8412 * doc/extend.texi (Raw read/write Functions): New section.
8413 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
8414 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
8415 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
8416 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
8417 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
8418 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
8419 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
8420 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
8421 * config/frv/frv.c: Add bdesc_loads global.
8422 Add bdesc_stores global.
8423 (frv_init_builtins): Add support for __builtin_{read/write}*.
8424 (frv_volatile_memref): New.
8425 (frv_expand_load_builtin): New.
8426 (frv_expand_store_builtin): New.
8427 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
8428 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
8429 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
8430 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
8431 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
8432 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
8433 (builtin_read_<mode>): New.
8434 (builtin_write_<mode>): New.
8435 (builtin_write64): New.
8436 (optional_membar_<mode>): New.
8438 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
8440 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
8441 (rather than units) against HOST_BITS_PER_WIDE_INT.
8443 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
8445 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
8446 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
8447 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
8448 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
8451 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
8452 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
8453 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
8455 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
8457 2005-07-26 Richard Guenther <rguenther@suse.de>
8459 PR tree-optimization/22486
8460 * fold-const.c (fold_unary): Fold away useless component
8461 references of the form (T *)&T.x, if the address
8464 2005-07-25 James E Wilson <wilson@specifixinc.com>
8466 * dwarf2out.c (add_call_src_coords_attributes): New.
8467 (gen_inlined_subroutine_die): Call it.
8468 (maybe_emit_file, init_file_table): Add comments.
8469 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
8471 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
8472 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
8473 * tree.h (BLOCK_SOURCE_LOCATION): New.
8474 (struct tree_block): New field locus.
8476 2005-07-26 Andreas Schwab <schwab@suse.de>
8478 PR rtl-optimization/23043
8479 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
8480 when allocating a struct unoccr.
8482 2005-07-25 Richard Henderson <rth@redhat.com>
8485 * tree-complex.c (gate_no_optimization): True if errors.
8486 * Makefile.in (tree-complex.o): Update dependencies.
8488 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
8490 * config/frv/predicates.md (integer_register_operand): Use
8493 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8496 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
8498 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
8500 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8502 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
8503 types when flag_unsafe_math_optimizations is true.
8505 2005-07-25 Mark Mitchell <mark@codesourcery.com>
8507 * gcc.c (option_map): Add --sysroot.
8508 (process_command): Handle --sysroot.
8509 (display_help): Document it.
8510 * doc/cppopts.tex (-isysroot): Document.
8511 * doc/invoke.texi (--sysroot): Document.
8512 * doc/install.texi (--with-build-sysroot): Document.
8514 * Makefile.in (inhibit_libc): New variable.
8515 (INHIBIT_LIBC_CFLAGS): Likewise.
8516 (LIBGCC2_CFLAGS): Include
8517 $(INHIBIT_LIBC_CFLAGS).
8518 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
8519 ($(T)crtbegin.o): Do not use @inhibit_libc@.
8520 ($(T)crtend.o): Likewise.
8521 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
8522 ($(T)crtendS.o): Likewise.
8523 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
8524 ($(T)crtendT.o): Likewise.
8525 (stmp-fixinc): Do not complain about missing headers if
8527 * configure.ac (inhibit_libc): Set it to true/false.
8528 (--with-build-sysroot): New option. Use it to set
8530 * configure: Regenerated.
8532 2005-07-25 Manfred Hollstein <mh@suse.com>
8534 * calls.c (store_one_arg): Fix unsigned comparison warning.
8536 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8539 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
8540 (ggc_print_statistics): Initialize variable before use.
8542 2005-07-25 Richard Guenther <rguenther@suse.de>
8544 * tree-dfa.c (mark_new_vars_to_rename): Protect against
8545 calling with a PHI_NODE argument.
8547 * tree-flow-inline.h (overlap_subvar): Protect against
8550 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
8552 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
8553 * configure: Regenerate.
8555 2005-07-25 Ira Rosen <irar@il.ibm.com>
8557 * expr.c (highest_pow2_factor): Make extern.
8558 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
8559 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
8560 record_array_differ_p, array_ptr_differ_p): Likewise.
8561 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
8562 additional cases. Call the above functions.
8563 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
8564 base_object_differ_p when there are two base objects. Otherwise, compare
8565 base address and offset. Call may_alias_p.
8566 (dump_data_reference): Use a correct field name.
8567 (analyze_array): Make static. Initialize new data-ref fields.
8568 (analyze_indirect_ref): New function.
8569 (init_data_ref): Initialize new data-ref fields.
8570 (strip_conversion): Moved from tree-vect-analyze.c.
8571 (analyze_offset_expr, get_ptr_offset, address_analysis,
8572 object_analysis): Likewise.
8573 (analyze_offset): New function.
8574 (create_data_ref): Likewise.
8575 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
8576 dimensions for ARRAY_REFs only.
8577 (build_classic_dist_vector): Make static.
8578 (access_functions_are_affine_or_constant_p): Call macro to get the
8579 address of access functions.
8580 (compute_all_dependences): Add new parameter
8581 compute_self_and_read_read_dependences. Compute self and read-read
8582 dependences if it is true.
8583 (find_data_references_in_loop): Call create_data_ref. Initialize new
8585 (compute_data_dependences_for_loop): Add new parameter
8586 compute_self_and_read_read_dependences. Remove parameter nb_loops,
8587 compute nb_loops. Call compute_all_dependences,
8588 build_classic_dist_vector and build_classic_dir_vector with correct
8590 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
8591 with correct parameters. Compare dimensions for ARRAY_REFs only.
8592 (free_data_refs): Call macro to free access functions.
8593 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
8594 fields from stmt_vinfo.
8595 (struct base_object_info): New structure.
8596 (struct data_reference): Move fields to base_object_info. Add fields
8597 first_location and object_info for above structures. Move fields from
8598 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
8599 aligned_to. Add macros to access the new fields.
8600 Update functions declarations.
8601 * tree-flow.h (is_aliased_with): Declare.
8602 * tree-loop-linear.c (linear_transform_loops): Call
8603 compute_data_dependences_for_loop with correct parameters.
8604 * tree-ssa-alias.c (is_aliased_with): New function.
8605 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
8606 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
8607 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
8608 vect_base_addr_differ_p, compute_subscript_distance and
8609 build_classic_dist_vector. Add printings. Check absolute value of
8611 (vect_analyze_data_ref_dependences): Go through ddrs instead of
8613 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
8614 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
8615 to bytes. Add printing.
8616 (vect_compute_data_refs_alignment): Go through loads and stores in one
8618 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
8619 vect_analyze_data_ref_access): Likewise.
8620 (vect_analyze_pointer_ref_access): Remove.
8621 (vect_address_analysis, vect_object_analysis): Likewise.
8622 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
8623 and analyze data-refs in the loop.
8624 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
8625 fields of data-ref instead of stmt. Add init to the offset from the
8627 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
8628 (vect_update_init_of_dr): Likewise.
8629 (vect_update_inits_of_drs): Go through loads and stores in one loop.
8630 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
8632 (new_loop_vec_info): Initialize new fields.
8633 (destroy_loop_vec_info): Free new fields.
8634 (vect_strip_conversion): Remove.
8635 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
8636 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
8637 datarefs. Add new field ddrs.
8638 Add macros for the new fields access.
8639 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
8640 base_aligned_p, misalignment, memtag, ptr_info and subvars.
8641 Remove their macros.
8642 * tree.h (highest_pow2_factor): Declare.
8644 2005-07-25 Jakub Jelinek <jakub@redhat.com>
8646 * calls.c (store_one_arg): Check for sibling call MEM arguments
8647 from already clobbered incoming argument area.
8649 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8651 * c-common.c (check_missing_format_attribute): New.
8652 * c-common.h (check_missing_format_attribute): Likewise.
8653 * c-typeck.c (convert_for_assignment): Use it.
8655 2005-07-24 Andreas Schwab <schwab@suse.de>
8657 * config/m68k/m68k.md ("extendqidi2"): When source is an address
8658 register use a word move. Correct operand of ext.w in 68000 code.
8660 2005-07-23 Mark Mitchell <mark@codesourcery.com>
8662 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
8663 variables as declarations, rather than definitions.
8665 2005-07-24 Ira Rosen <irar@il.ibm.com>
8667 PR tree-optimization/22526
8668 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
8671 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8673 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
8674 that C99 reserve for future use. Use it to define clog10,
8675 clog10f and clog10l.
8677 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8679 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
8680 * configure.ac: Check for -Wmissing-format-attribute.
8682 * configure: Regenerate.
8684 2005-07-23 Richard Henderson <rth@redhat.com>
8686 PR tree-optimization/22623
8687 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
8689 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
8692 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
8694 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8696 * Makefile.in (C_TREE_H): Update dependencies.
8697 * c-tree.h: Include toplev.h.
8698 * diagnostic.h (diagnostic_set_info): Add format attribute.
8699 * rtl-error.c (diagnostic_for_asm): Likewise.
8701 2005-07-23 Chao-ying Fu <fu@mips.com>
8703 * config/mips/mips-dsp.md: New file.
8704 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
8705 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
8707 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
8708 MIPS_BUILTIN_BPOSGE32.
8709 (mips_expand_builtin_direct): Add one parameter to indicate that
8710 builtin functions need to return a value.
8711 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
8713 (mips_regno_to_class): Add classes for 12 new DSP registers.
8714 (mips_subword): Change to check four HI registers.
8715 (mips_output_move): Output move to and from 6 new DSP accumulators.
8716 (override_options): Make sure -mdsp and -mips16 are not used together.
8717 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
8719 (mips_conditional_register_usage): Disable 6 new DSP accumulators
8721 (print_operand): Add 'q' for printing DSP accumulators.
8722 (mips_cannot_change_mode_class): Check ACC_REGS.
8723 (mips_secondary_reload_class): Check ACC_REGS.
8724 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
8725 (mips_register_move_cost): Check ACC_REGS.
8726 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
8727 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
8728 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
8729 (dsp_bdesc): New array.
8730 (bdesc_arrays): Add DSP builtin function table.
8731 (mips_prepare_builtin_arg): Check predicate again after
8733 (mips_expand_builtin): Add one more parameter to
8734 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
8735 MIPS_BUILTIN_BPOSGE32.
8736 (mips_init_builtins): Initialize new function types.
8737 (mips_expand_builtin_direct): Check if builtin functions need to
8738 return a value and pass operands properly.
8739 (mips_expand_builtin_bposge): New function.
8740 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
8741 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
8742 (FIRST_PSEUDO_REGISTER): Increase to 188.
8743 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
8744 Update for 12 new DSP registers.
8745 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
8746 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
8747 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
8748 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
8749 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
8750 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
8751 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
8752 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
8753 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
8754 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
8755 (REGISTER_NAMES): Add names for 12 new DSP registers.
8756 * config/mips/mips.md: Include mips-dsp.md.
8757 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
8758 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
8759 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
8760 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
8761 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
8762 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
8763 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
8764 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
8765 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
8766 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
8767 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
8768 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
8769 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
8770 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
8771 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
8772 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
8773 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
8774 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
8775 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
8776 (UNSPEC_RDDSP): New constants.
8777 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
8778 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
8780 * config/mips/mips.opt (-mdsp): New option.
8781 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
8782 (reg_imm10_operand): New predicates.
8783 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
8784 * doc/invoke.texi (-mdsp): Document new option.
8786 2005-07-22 DJ Delorie <dj@redhat.com>
8788 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
8790 * tree-inline.c (inlinable_function_p): Likewise.
8792 2005-07-22 Mark Mitchell <mark@codesourcery.com>
8795 * toplev.c (check_global_declarations): Do not mark undefined
8796 variables as DECL_IGNORED_P.
8797 * varasm.c (first_global_object_name): GTY it.
8798 (weak_global_object_name): Likewise.
8799 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
8800 a string to go into {weak,first}_global_object_name.
8802 2005-07-22 DJ Delorie <dj@redhat.com>
8804 * c-format.c (check_function_format): Change warning control
8805 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
8807 2005-07-22 Diego Novillo <dnovillo@redhat.com>
8809 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
8810 &PTR->FLD a dereference of PTR.
8811 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
8812 a potential dereference of PTR.
8814 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
8816 PR rtl-optimization/20370
8817 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
8818 call allocate_reg_info if necessary.
8820 PR rtl-optimization/21848
8821 * calls.c (emit_library_call_value_1): For const functions, add
8822 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
8824 PR rtl-optimization/22445
8825 * cselib.c (target.h): Include.
8826 (rtx_equal_for_cselib_p): Allow commutative matches.
8827 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
8828 Remove MODE parameter. Changed all callers.
8830 PR rtl-optimization/22258
8831 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
8833 (try_combine): Use likely_spilled_retval_p.
8835 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
8837 * config.gcc: Add crx-elf support.
8839 * doc/contrib.texi: Mention crx.
8840 * doc/extend.texi: Document crx extensions.
8841 * doc/install.texi: Document crx install.
8842 * doc/invoke.texi: Document crx options.
8843 * doc/md.texi: Document crx constraints.
8845 * config/crx/crx-protos.h: New file.
8846 * config/crx/crx.c: New file.
8847 * config/crx/crx.h: New file.
8848 * config/crx/crx.md: New file.
8849 * config/crx/crx.opt: New file.
8850 * config/crx/t-crx: New file.
8852 2005-07-22 Manfred Hollstein <mh@suse.com>
8854 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
8856 (int_add_graph_edge): Likewise.
8857 (collapse_nodes): Likewise.
8858 (process_unification_queue): Likewise.
8860 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8861 Laurent GUERBY <laurent@guerby.net>
8863 PR tree-optimization/22336
8864 * function.c (record_block_change): Check for
8865 cfun->ib_boundaries_block.
8867 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
8869 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
8870 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
8872 2005-07-21 DJ Delorie <dj@redhat.com>
8874 * toplev.c (warn_deprecated_use): Add warning control to warning
8876 * c-typeck.c (parser_build_binary_op): Likewise.
8877 (c_finish_if_stmt): Likewise.
8878 * c-common.c (check_function_sentinel): Likewise.
8879 (check_nonnull_arg): Likewise.
8881 2005-07-21 Richard Henderson <rth@redhat.com>
8884 * tree-complex.c (complex_ssa_name_components): New.
8885 (cvc_lookup): Allow entry not found.
8886 (create_components): Remove.
8887 (create_one_component_var, get_component_var): New.
8888 (get_component_ssa_name, set_component_ssa_name): New.
8889 (extract_component): Use get_component_ssa_name.
8890 (update_complex_components): Use set_component_ssa_name.
8891 (update_complex_components_on_edge): Likewise.
8892 (update_phi_components): Create new PHI nodes directly, instead
8893 of adding insns to edges.
8894 (tree_lower_complex): Allocate and free complex_variable_components
8895 and complex_ssa_name_components here.
8897 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
8899 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
8900 revert to returning false.
8902 2005-07-21 Uros Bizjak <uros@kss-loka.si>
8905 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
8907 2005-07-21 Uros Bizjak <uros@kss-loka.si>
8910 * config/i386/i386.md (cmpxf): Change operand constraints
8911 to "nonmemory_operand".
8913 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
8915 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
8917 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
8920 * fold-const.c (fold_build1): Add checksum for the operands.
8921 (fold_build2): Likewise.
8922 (fold_build3): Likewise.
8924 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
8927 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
8929 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
8931 * common.opt (-fforward-propagate): Committed by mistake,
8934 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8936 * reg-stack.c: Fix comment typo(s).
8937 * tree-ssa-operands.c: Likewise.
8938 * tree-vectorizer: Likewise.
8940 2005-07-21 Nick Clifton <nickc@redhat.com>
8942 * config/sh/symbian.c: Replace C++ style line comments with C
8943 style line comments.
8944 (symbian_add_attribute): Do not use a ? operator on the LHS of
8946 (sh_symbian_handle_dll_attribute): Change the type of the
8947 method vector to "VEC(tree,gc)*" and use vector accessor
8948 macros to walk over the elements.
8949 (symbian_export_vtable_and_rtti_p): Likewise.
8950 (symbian_class_needs_attribute_p): Likewise.
8952 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
8955 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
8956 initialize targetm.resolve_overloaded_builtin here.
8957 (altivec_expand_overloaded_builtin): Make it non-static.
8958 * config/rs6000/rs6000-protos.h
8959 (altivec_expand_overloaded_builtin): New prototype.
8960 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
8961 targetm.resolve_overloaded_builtin here.
8962 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
8964 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
8965 Zdenek Dvorak <dvorakz@suse.cz>
8967 PR tree-optimization/19210
8968 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
8970 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
8971 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
8972 rely on unproven assumptions.
8973 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
8974 * tree-flow.h (number_of_iterations_exit): Add final parameter.
8975 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
8976 to number_of_iterations_exit.
8977 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
8978 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
8979 * tree-ssa-loop-niter.c (find_loop_niter,
8980 estimate_numbers_of_iterations_loop): Likewise.
8981 (number_of_iterations_exit): Honor the new options.
8982 * doc/invoke.texi (Wunsafe-loop-optimizations,
8983 funsafe-loop-optimizations): Document them.
8985 2005-07-21 Richard Sandiford <richard@codesourcery.com>
8987 PR rtl-optimization/22167
8988 * gcse.c (hoist_code): Fix hoist_exprs[] check.
8990 2005-07-20 Adam Nemet <anemet@lnxw.com>
8992 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
8993 __do_global_dtors_aux longcall.
8995 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
8997 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
8998 (old_special_pred_table): Don't reference
8999 SPECIAL_MODE_PREDICATES.
9000 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
9001 * config/arc/arc.h: Don't mention PREDICATE_CODES.
9002 * config/sh/predicates.h: Don't mention
9003 SPECIAL_MODE_PREDICATES.
9004 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
9007 2005-07-20 DJ Delorie <dj@redhat.com>
9009 * config.gcc: Add m32c-elf support.
9011 * doc/contrib.texi: Mention m32c.
9012 * doc/extend.texi: Document m32c extensions.
9013 * doc/install.texi: Mention m32c.
9014 * doc/invoke.texi: Document m32c options.
9015 * doc/md.texi: Document m32c constraints.
9017 * config/m32c/addsub.md: New file.
9018 * config/m32c/bitops.md: New file.
9019 * config/m32c/cond.md: New file.
9020 * config/m32c/jump.md: New file.
9021 * config/m32c/m32c-lib1.S: New file.
9022 * config/m32c/m32c-lib2.c: New file.
9023 * config/m32c/m32c-modes.def: New file.
9024 * config/m32c/m32c-pragma.c: New file.
9025 * config/m32c/m32c-protos.h: New file.
9026 * config/m32c/m32c.abi: New file.
9027 * config/m32c/m32c.c: New file.
9028 * config/m32c/m32c.h: New file.
9029 * config/m32c/m32c.md: New file.
9030 * config/m32c/m32c.opt: New file.
9031 * config/m32c/minmax.md: New file.
9032 * config/m32c/mov.md: New file.
9033 * config/m32c/muldiv.md: New file.
9034 * config/m32c/predicates.md: New file.
9035 * config/m32c/prologue.md: New file.
9036 * config/m32c/shift.md: New file.
9037 * config/m32c/t-m32c: New file.
9039 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9041 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
9042 (stack_protect_set, stack_protect_test): New expanders.
9043 (stack_protect_set_si, stack_protect_set_si_media,
9044 stack_protect_set_di_media, stack_protect_test_si,
9045 stack_protect_test_si_media, stack_protect_test_di_media):
9048 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
9050 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
9052 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
9054 * tree.h (tree_expr_nonzero_p): Export.
9055 * fold-const.c (tree_expr_nonzero_p): Likewise.
9056 Return true for CALL_EXPRs that are alloca calls.
9057 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
9059 * tree-flow.h (expr_computes_nonzero): Remove.
9060 * tree-vrp.c (expr_computes_nonzero): Remove.
9061 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
9062 (extract_range_from_unary_expr): Likewise.
9063 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
9064 tree_expr_nonzero_p.
9066 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
9068 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
9069 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
9070 extra arg "picreg" and use it instead of pic_offset_table_rtx.
9071 All callers changed.
9072 (frame_related_constant_load): New arg "related" which controls
9073 setting of RTX_FRAME_RELATED_P. All callers changed.
9074 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
9075 (bfin_expand_prologue): Add stack limit checking.
9076 * config/bfin/bfin.md (trapifcc): New pattern.
9078 * config/bfin/bfin.c: Include "langhooks.h".
9079 (def_builtin): Go through lang_hooks to call builtin_function.
9081 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
9082 * config/bfin/predicates.md (symbol_ref_operand): New.
9083 (call_insn_operand): Delete. All callers changed to use
9084 register_no_elim_operand.
9085 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
9087 (function_arg): Use it to generate the call's operand 2.
9088 (bfin_longcall_p): New function.
9089 (bfin_expand_call): Extra arg "cookie". All callers and declaration
9090 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
9091 determine if the address needs to be in a REG.
9092 (bfin_handle_longcall_attribute): New function.
9093 (bfin_attribute_table): Add "longcall" and "shortcall".
9094 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
9095 (CUMULATIVE_ARGS): New member call_cookie.
9096 (PREDICATE_CODES): Add symbol_ref_operand.
9097 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
9098 extra USE to the pattern.
9099 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
9100 New patterns, split off call_insn, sibcall_insn, call_value_insn and
9101 sibcall_value_insn; now the new patterns handle direct calls and the
9102 old ones indirect calls.
9103 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
9105 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9107 * doc/trouble.texi: Update section on handling of empty loops.
9109 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
9111 * config.gcc: Remove support for sparc-*-openbsd*,
9112 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
9114 * config.host: Remove support for i860-*-sysv4* as a host.
9115 * config/i860/*, config/ip2k/*, config/ns32k/*,
9116 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
9117 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
9118 mention obsolete ports.
9120 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9122 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
9124 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
9125 of frame_pointer_rtx.
9126 (sh_expand_epilogue): Likewise.
9127 (sh_set_return_address): Likewise.
9128 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
9129 instead of FRAME_POINTER_REGNUM if needed. Add elimination
9130 offsets from FRAME_POINTER_REGNUM.
9131 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
9132 (sh_register_names): Add initializer for sfp.
9133 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
9134 (VALID_REGISTER_P): Likewise.
9135 (FIRST_PSEUDO_REGISTER): Update.
9136 (DWARF_FRAME_REGISTERS): Define.
9137 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
9138 (HARD_FRAME_POINTER_REGNUM): Define.
9139 (FRAME_POINTER_REGNUM): Redefine.
9140 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
9141 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
9142 from FRAME_POINTER_REGNUM.
9143 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
9144 FRAME_POINTER_REGNUM.
9145 (REG_CLASS_CONTENTS): Add sfp.
9146 (REG_ALLOC_ORDER): Likewise.
9147 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
9148 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
9149 of frame_pointer_rtx.
9150 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9152 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
9154 * fold-const.c (tree_expr_nonnegative_p): Only return true for
9155 ABS_EXPR when flag_wrapv is false because of INT_MIN.
9156 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
9158 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
9161 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
9163 Make CONSTRUCTOR use VEC to store initializers.
9164 * c-common.c (complete_array_type): Update to cope with VEC in
9166 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
9167 (pp_c_constructor_elts): New function.
9168 * c-pretty-print.h (pp_c_constructor_elts): Declare.
9169 * c-typeck.c (build_function_call, build_c_cast, digest_init,
9170 struct constructor_stack, struct initializer_stack,
9171 constructor_elements, push_init_level, pop_init_level,
9172 add_pending_init, find_init_member, output_init_element): Update to
9173 cope with VEC in CONSTRUCTOR_ELTS.
9174 * coverage.c (build_fn_info_value, build_ctr_info_value,
9175 build_gcov_info): Likewise.
9176 * expr.c (categorize_ctor_elements_1, store_constructor,
9177 expand_expr_real_1): Likewise.
9178 * fold-const.c (fold_ternary): Likewise.
9179 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
9180 gimplify_init_constructor, gimplify_expr): Likewise.
9181 * tree-dump.c (dequeue_and_dump): Likewise.
9182 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
9184 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
9186 * tree-sra.c (generate_element_init_1): Likewise.
9187 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9188 * tree-ssa-operands.c (get_expr_operands): Likewise.
9189 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
9190 * tree-vect-transform.c (vect_get_vec_def_for_operand):
9191 (get_initial_def_for_reduction): Likewise.
9192 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
9193 value handle in annotations.
9194 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
9195 tree_node_structure): Add support for constr_kind.
9196 (build_vector_from_ctor, build_constructor_single,
9197 build_constructor_from_list): New functions.
9198 (build_constructor): Update to take a VEC instead of a TREE_LIST.
9199 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
9200 Update to cope with VEC in CONSTRUCTOR_ELTS.
9201 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
9202 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
9203 CONSTRUCTOR_APPEND_ELT): New macros.
9204 (struct constructor_elt, struct tree_constructor): New data types.
9205 (union tree_node): Add tree_constructor field.
9206 * treestruct.def: Define TS_CONSTRUCTOR.
9207 * varasm.c (const_hash_1, compare_constant, copy_constant,
9208 compute_reloc_for_constant, output_addressed_constants,
9209 initializer_constant_valid_p, output_constant,
9210 array_size_for_constructor, output_constructor): Update to cope with
9211 VEC in CONSTRUCTOR_ELTS.
9212 * vec.h (VEC_empty, VEC_copy): New macros.
9214 2005-07-19 Devang Patel <dpatel@apple.com>
9216 * dbxout.c (dbxout_type): Check Objective-C++ lang.
9218 2005-07-19 Richard Henderson <rth@redhat.com>
9221 * gimplify.c (gimplify_expr): Use main variant type for the temp
9222 destination for a discarded volatile read.
9223 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
9224 casts between non-void types that change volatility.
9226 2005-07-15 DJ Delorie <dj@redhat.com>
9228 * toplev.h: Add comment about the first parameter for warning().
9229 * errors.h: Likewise.
9231 * c.opt (Wpragmas): New.
9232 * doc/invoke.texi: Document it.
9234 * function.c (do_warn_unused_parameter): Add warning control to
9236 * c-decl.c (warn_if_shadowing): Likewise.
9237 * c-lex.c (cb_def_pragma): Likewise.
9238 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
9239 (pop_alignment): Likewise.
9240 (handle_pragma_pack): Likewise.
9241 (apply_pragma_weak): Likewise.
9242 (handle_pragma_weak): Likewise.
9243 (handle_pragma_redefine_extname): Likewise.
9244 (add_to_renaming_pragma_list): Likewise.
9245 (handle_pragma_extern_prefix): Likewise.
9246 (maybe_apply_renaming_pragma): Likewise.
9247 (handle_pragma_visibility): Likewise.
9249 * config/c4x/c4x-c.c (BAD): Likewise.
9250 (c4x_parse_pragma): Likewise.
9251 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
9252 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
9253 (rs6000_pragma_longcall): Likewise.
9254 * config/v850/v850-c.c (pop_data_area): Likewise.
9255 (ghs_pragma_section): Likewise.
9256 (ghs_pragma_section): Likewise.
9257 (ghs_pragma_interrupt): Likewise.
9258 (ghs_pragma_starttda): Likewise.
9259 (ghs_pragma_startsda): Likewise.
9260 (ghs_pragma_startzda): Likewise.
9261 (ghs_pragma_endtda): Likewise.
9262 (ghs_pragma_endsda): Likewise.
9263 (ghs_pragma_endzda): Likewise.
9265 2005-07-19 Danny Berlin <dberlin@dberlin.org>
9266 Kenneth Zadeck <zadeck@naturalbridge.com>
9268 * Makefile.in: Removed tree-promote-statics.c
9269 * tree-promote-statics.c: Removed.
9270 * common.opt: Removed flag-promote-statics.
9272 * passes.c: Removed tree-promote-statics pass.
9273 * tree-pass.h: Ditto.
9274 * timevar.def: Removed TV_PROMOTE_STATICS.
9277 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
9279 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
9281 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
9283 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9286 * c-common.c (check_function_arguments): Call
9287 'check_function_format' if either -Wformat or
9288 -Wmissing-format-attribute are specified.
9289 * c-format.c (check_function_format): Check -Wformat before
9290 calling 'check_format_info'.
9291 * c-opts.c (c_common_post_options): Don't warn for
9292 -Wmissing-format-attribute without -Wformat.
9293 * c-typeck.c (convert_for_assignment): Detect additional cases for
9294 -Wmissing-format-attribute.
9295 * doc/invoke.texi (-Wmissing-format-attribute): Document new
9298 2005-07-19 Richard Guenther <rguenther@suse.de>
9300 * config/i386/i386.md (lrint<mode>2): Use temporary
9301 instead of clobbering non-existent memory.
9303 2005-07-19 Nick Clifton <nickc@redhat.com>
9305 * config/avr/avr.c (legitimate_address_p): Fix debugging print
9306 statement to avoid displaying ASCII control characters.
9308 2005-07-19 Ben Elliston <bje@au.ibm.com>
9310 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
9311 * cfganal.c (find_edge_index): Ditto.
9312 * combine.c (combine_instructions): Ditto.
9313 * ddg.c (create_scc): Ditto.
9314 (find_successors): Ditto.
9315 (find_predecessors): Ditto.
9316 (find_nodes_on_paths): Ditto.
9317 (longest_simple_path): Ditto.
9318 * flow.c (update_life_info): Ditto.
9319 (count_or_remove_death_notes): Ditto.
9320 (clear_log_links): Ditto.
9321 * modulo-sched.c (generate_reg_moves): Ditto.
9322 (find_max_asap): Ditto.
9323 (find_max_hv_min_mob): Ditto.
9324 (find_max_dv_min_mob): Ditto.
9325 * sbitmap.c (sbitmap_first_set_bit): Ditto.
9326 * sched-rgn.c (extract_edgelst): Ditto.
9327 * tree-into-ssa.c (prepare_names_to_update): Ditto.
9328 (dump_update_ssa): Ditto.
9329 (ssa_names_to_replace) Ditto.
9330 (switch_virtuals_to_full_rewrite): Ditto.
9331 (update_ssa): Ditto.
9332 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
9334 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
9336 Fix PR tree-optimization/22483
9338 * tree-complex.c (create_components): Use
9339 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
9340 * tree-flow-inline.h (fill_referenced_var_vec): New function.
9341 * tree-flow.h (safe_referenced_var_iterator): New structure.
9342 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
9343 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
9344 safe_referenced_var iterator.
9345 (add_type_alias): Ditto.
9347 2005-07-19 Steven Bosscher <stevenb@suse.de>
9349 * loop-init.c (rest_of_handle_loop2): Remove.
9350 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
9351 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
9352 (pass_rtl_loop_init, pass_rtl_loop_done,
9353 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
9354 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
9355 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
9356 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
9357 pass_tree_loop_done, and pass_tree_unswitch.
9358 (gate_loop): Rename to gate_tree_loop.
9359 * passes.c (init_optimization_passes): Update for renamed tree
9360 loop passes. Add the new loop2 passes as subpasses of loop2.
9361 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
9362 Update for the renamed tree loop passes.
9364 2005-07-18 Ian Lance Taylor <ian@airs.com>
9367 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
9368 blocks when optimizing.
9370 2005-07-18 Steve Ellcey <sje@cup.hp.com>
9372 * common.opt (frename-registers): Initialize to 2.
9374 (fgcse-after-reload): Ditto.
9375 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
9376 (process_options): Only change flag_web, flag_rename_registers,
9377 and flag_rerun_cse_after_loop if not explicitly set by user.
9379 2005-07-18 Jan Beulich <jbeulich@novell.com>
9381 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
9382 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
9383 in 64-bit mode the same as DImode in 32-bit mode.
9384 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
9385 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
9386 mode. Add new mode parameter.
9387 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
9388 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
9389 x86_64_shift_adj): New expanders.
9390 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
9391 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
9393 Respective new splitters. Use renamed shift splitter helpers in 32-bit
9394 DImode shift splitters.
9395 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
9396 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
9399 2005-07-18 Jan Beulich <jbeulich@novell.com>
9401 * i386.md (movdi_extzv_1): New.
9402 (zero_extendhidi2): Combine alternatives and never force use of
9404 (zero_extendqidi2): Likewise. Don't restrict input selection.
9406 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9408 Fix PR tree-optimization/22531
9409 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
9412 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9414 * tree-promote-statics.c (pass_promote_statics): Change dump file
9417 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9419 * tree-optimize.c (init_tree_optimization_passes): Add
9420 pass_eliminate_useless_stores pass.
9421 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
9422 * tree-ssa-pre.c (is_copy_stmt): New function.
9423 (follow_copies_till_vuse): Ditto.
9424 (do_eustores): Ditto.
9425 (gate_eustores): Ditto.
9427 2005-07-16 Richard Henderson <rth@redhat.com>
9429 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
9431 2005-07-16 Danny Berlin <dberlin@dberlin.org>
9432 Kenneth Zadeck <zadeck@naturalbridge.com>
9434 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
9435 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
9436 ipa-type-escape.h, tree-promote-statics.c
9437 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
9438 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
9439 tree-promote-statics.c: new files.
9440 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
9441 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
9442 int nonlocal_set_p, mark_constant_function): Deleted.
9443 (rest_of_handle_cfg): Removed call to mark_constant_function.
9444 (nonoverlapping_component_refs_p): Added calls to support
9445 type based aliasing.
9446 * tree-ssa-alias.c (may_alias_p,
9447 compute_flow_insensitive_aliasing): Ditto.
9448 * calls.c (flags_from_decl_or_type): Removed reference to
9450 * c-typeck.c (convert_arguments): Make builtins tolerant of having
9451 too many arguments. This is necessary for Spec 2000.
9452 * cgraph.h (const_function, pure_function): Removed.
9453 * common.opt: Added "fipa-pure-const", "fipa-reference",
9454 "fipa-type-escape", and "ftree-promote-static".
9456 * passes.c: Added ipa and tree-promote-statics passes.
9457 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
9458 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
9459 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
9460 * tree-flow.h: Added exposed sra calls and addition of
9461 reference_vars_info field for FUNCTION_DECLS.
9462 * tree-pass.h: Added passes.
9463 * tree-sra.c: (sra_init_cache): New function.
9464 (sra_insert_before, sra_insert_after) Made public.
9465 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
9467 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
9468 aliasing. (may_alias_p): Added code to use type escape analysis to
9470 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
9471 code to prune clobbers of static variables based on information
9472 produced in ipa-reference pass. Changed call clobbering so that
9473 statics are not marked as clobbered if the call does not clobber
9476 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
9478 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
9481 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9483 * doc/install.texi (*-*-solaris2*): Document recommended version
9484 of GNU binutils and mention GNU linker problem on Solaris 10.
9486 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
9489 * c-decl.c (c_build_bitfield_integer_type): New function.
9490 (finish_struct): Call it.
9491 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
9493 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9495 * c-typeck.c (digest_init): Call 'convert_for_assignment'
9498 2005-07-16 Jan Hubicka <jh@suse.cz>
9500 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
9501 (scale_bbs_frequencies_int): Watch roundoff errors.
9502 * predict.c (return_prediction): Initialize return_stmt.
9504 2005-07-16 Jan Hubicka <jh@suse.cz>
9506 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
9507 after RTL profiling.
9509 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
9512 * fold-const.c (build_range_check): Convert high/low to etype
9513 if we are only comparing against exp.
9515 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
9517 Fix PR tree-optimization/22376
9518 * tree-ssa-structalias.c (build_constraint_graph): We really meant
9520 (need_to_solve): New function.
9521 (compute_points_to_sets): Use it.
9523 2005-07-15 Jan Hubicka <jh@suse.cz>
9525 * cfg.c (update_bb_profile_for_threading): More diagnostic.
9526 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
9528 2005-07-15 Richard Guenther <rguenther@suse.de>
9530 * c-common.c (handle_flatten_attribute): New function.
9531 Add flatten function attribute.
9532 * doc/extend.texi: Document flatten function attribute.
9533 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
9534 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
9536 (cgraph_decide_inlining): Handle functions with flatten
9539 2005-07-14 David Edelsohn <edelsohn@gnu.org>
9541 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
9542 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
9543 UNSPEC_XCHG, UNSPEC_AND): New.
9544 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
9545 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
9546 * config/rs6000/sync.md (FETCHOP): New code macro.
9547 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
9549 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
9550 (sync_compare_and_swap<mode>): Same.
9551 (sync_lock_test_and_set<mode>): Same.
9552 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
9553 for QImode and HImode, and not PPC405.
9554 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
9555 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
9556 (sync_<fetchop>{si,di}_internal): New.
9557 (sync_nand{si,di}_internal): New.
9558 (sync_old_<fetchop>{si,di}_internal): New.
9559 (sync_old_nand{si,di}_internal): New
9560 (sync_new_<fetchop>{si,di}_internal): New.
9561 (sync_new_nand{si,di}_internal): New.
9562 (atomic_and{si,di}): New.
9563 (sync_new_nand{si,di}_internal): New.
9564 (atomic_and{si,di}): New.
9565 (sync_add<mode>_internal): Delete.
9566 (sync_addshort_internal): Use unspec instead of unspec_volatile.
9567 (sync_sub<mode>_internal): Delte.
9568 (sync_subshort_internal): New.
9569 (sync_andsi_internal): Use unspec instead of unspec_volatile.
9570 (sync_anddi_internal): Delete.
9571 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
9572 (sync_booldi_internal): Delete.
9573 (sync_boolc<mode>_internal): Delete.
9574 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
9575 (sync_boolc<mode>_internal2): Delete.
9576 (sync_boolcc<mode>_internal): Delete.
9577 (isync, lwsync): Use unspec instead of unspec_volatile.
9578 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
9579 Revert UNSPEC_VOLATILE.
9580 (rs6000_split_atomic_op): New.
9581 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
9583 2005-07-14 Eric Christopher <echristo@redhat.com>
9585 * config/mips/mips.c (mips_canonicalize_comparison): Cast
9586 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
9588 2005-07-14 Eric Christopher <echristo@redhat.com>
9590 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
9592 2005-07-14 Steven Bosscher <stevenb@suse.de>
9594 PR tree-optimization/22230
9595 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
9596 the computation of the four cross productions for "range op range".
9598 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
9599 Ulrich Weigand <uweigand@de.ibm.com>
9602 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
9605 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
9607 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
9609 2005-07-14 Steve Ellcey <sje@cup.hp.com>
9611 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
9613 2005-07-14 Richard Guenther <rguenther@suse.de>
9616 * config/i386/i386-protos.h (ix86_function_value): Change
9617 prototype to match new target hook.
9618 * config/i386/i386.c (ix86_value_regno): Change prototype
9619 to take extra type argument.
9620 (TARGET_FUNCTION_VALUE): Define.
9621 (ix86_function_ok_for_sibcall): Pass extra argument to
9622 ix86_value_regno, check return slot rtx for exact match.
9623 (ix86_function_value): Take extra parameter. Dispatch to
9624 ix86_value_regno with fndecl/fntype as provided.
9625 (ix86_value_regno): Handle extra type argument.
9626 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
9628 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
9629 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
9630 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
9631 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
9632 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
9634 2005-07-14 Richard Guenther <rguenther@suse.de>
9636 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
9637 * calls.c (expand_call): Pass fntype to hard_function_value.
9638 (emit_library_call_value_1): Likewise.
9639 * explow.c: Include target.h.
9640 (hard_function_value): Take extra argument, the fntype.
9641 Use new target hook for function_value.
9642 * expr.h (hard_function_value): Change prototype.
9643 * function.c (aggregate_value_p): Pass 0 as fntype to
9644 hard_function_value.
9645 (assign_parms): Use new target hook for function_value.
9646 Pass 0 as fntype to hard_function_value.
9647 (expand_function_end): Likewise.
9648 * reg-stack.c: Include target.h.
9649 (stack_result): Use new target hook for function_value.
9650 * target-def.h: New target hook function_value.
9651 * target.h: Likewise.
9652 * targhooks.c (default_function_value): New function.
9653 * targhooks.h (default_function_value): Declare.
9655 2005-07-13 Ian Lance Taylor <ian@airs.com>
9657 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
9659 2005-07-14 Jan Hubicka <jh@suse.cz>
9661 * tree-dfa.c (dump_variable): Use default_def function.
9662 * tree-ssa-alias.c (dump_points_to_info): Likewise.
9663 * tree-ssa.c (verify_use): Likewise.
9664 * tree-ssanames.c (release_ssa_name): Likewise.
9665 * tree-tailcall.c (eliminate_tail_call): Likewise.
9666 (tree_optimize_tail_calls_1): Likewise.
9667 * tree-vrp.c (get_value_range): Likewise.
9669 2005-07-14 Ben Elliston <bje@au.ibm.com>
9671 * gcc.c (main): Compare language[0] with '*' when iterating over
9674 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
9676 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
9677 "s390_emit_compare". Add handling of CCZ1mode.
9678 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
9679 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
9681 (s390_branch_condition_mask): Add CCZ1mode handling.
9682 * config/s390/s390.md: ("seq", "*seq"): New pattern.
9683 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
9684 Use CCZ1mode instead of CCZmode.
9685 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
9687 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
9689 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
9691 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
9693 2005-07-13 Eric Christopher <echristo@redhat.com>
9695 * config/mips/mips.c (mips_canonicalize_comparison): New.
9696 (mips_emit_int_relational): Use.
9698 2005-07-13 Eric Christopher <echristo@redhat.com>
9700 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
9702 * config/s390/s390.md: Include tpf.md. Move tpf specific
9704 * config/s390/tpf.md: To here.
9705 * config/s390/s390.opt: Move tpf specific options...
9706 * config/s390/tpf.opt: to here. Add mmain option.
9707 * config/s390/tpf-unwind.h: Remove unnecessary defines.
9708 * config/s390/tpf.h: Rewrite.
9710 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
9712 * doc/tm.texi: Remove @xref{Cross-profiling}.
9714 2005-07-13 Jeff Law <law@redhat.com>
9716 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
9717 expressions, test their _DECL operands for pointer equality rather
9718 than using operand_equal_p.
9720 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
9722 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
9723 (TARGET_POSIX_IO): This.
9724 * config/darwin.h: Likewise.
9725 * config/freebsd.h: Likewise.
9726 * config/linux.h: Likewise.
9727 * config/lynx.h: Likewise.
9728 * config/netbsd.h: Likewise.
9729 * config/rs6000/linux64.h: Likewise.
9730 * config/rs6000/linux.h: Likewise.
9731 * config/s390/tpf.h: Likewise.
9732 * config/sh/embed-elf.h: Likewise.
9733 * config/sparc/linux64.h: Likewise.
9734 * config/sparc/linux.h: Likewise.
9735 * config/svr4.h: Likewise.
9736 * gcov-io.h: Likewise.
9738 * doc/tm.texi: Updated.
9740 * libgcov.c (create_file_directory): Defined only if
9741 TARGET_POSIX_IO is defined.
9742 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
9745 2005-07-13 Jan Hubicka <jh@suse.cz>
9747 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
9749 2005-07-13 David Edelsohn <edelsohn@gnu.org>
9751 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
9752 structure as argument.
9754 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
9756 PR tree-optimization/21921
9757 * tree-iterator.c (tsi_link_before): Support the case when
9758 tsi_end_p (tsi) == true.
9760 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9762 PR tree-optimization/22442
9763 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
9766 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9768 PR rtl-optimization/20376
9769 * toplev.c (process_options): Enable -fweb and -frename-registers when
9771 * doc/invoke.texi: Update the information about when -fweb and
9772 -frename-registers are enabled.
9774 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9777 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
9778 if *rhs_p is not a SSA_NAME.
9780 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
9782 Fix PR tree-optimization/22422
9783 * tree-ssa-structalias.c (struct variable_info): Add flag for
9785 (get_varinfo): Now a static function.
9786 (new_varinfo): init has_union and is_special_var to false.
9787 (solution_set_add): Check has_union.
9788 (do_da_constraint): Move temporary variable so it gets reset
9790 Also check for special variable.
9791 (do_ds_constraint): Ditto.
9792 (do_sd_constraint): Ditto.
9793 (do_structure_copy): Check for special variable.
9794 (find_func_aliases): Ditto.
9795 (init_base_vars): Set special vars properly.
9797 2005-07-13 Jan Hubicka <jh@suse.cz>
9799 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
9802 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
9803 (get_expr_operands): Fix thinko wrt flags and subvars.
9805 PR tree-optimize/22379
9806 * tree-inline.c (expand_call_inline): Do not output sorry in early
9809 2005-07-12 Dale Johannesen <dalej@apple.com>
9811 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
9813 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9816 * host-linux.h: Include limits.h.
9818 2005-07-12 Dale Johannesen <dalej@apple.com>
9820 * expr.c (compress_float_constant): Add cost check.
9821 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
9823 2005-07-12 Dale Johannesen <dalej@apple.com>
9825 * gcc.target/i386/compress-float-sse.c: New.
9826 * gcc.target/i386/compress-float-sse-pic.c: New.
9827 * gcc.target/i386/compress-float-387.c: New.
9828 * gcc.target/i386/compress-float-387-pic.c: New.
9829 * gcc.dg/compress-float-ppc.c: New.
9830 * gcc.dg/compress-float-ppc-pic.c: New.
9832 2005-07-12 Eric Christopher <echristo@redhat.com>
9834 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
9836 * config/s390/s390.md: Include tpf.md. Move tpf specific
9838 * config/s390/tpf.md: To here.
9839 * config/s390/s390.opt: Move tpf specific options...
9840 * config/s390/tpf.opt: to here. Add mmain option.
9841 * config/s390/tpf-unwind.h: Remove unnecessary defines.
9842 * config/s390/tpf.h: Rewrite.
9844 2005-07-12 Eric Christopher <echristo@redhat.com>
9846 * gcc.c (struct infile): Update comment for language.
9847 (main): Rewrite input file resetting code.
9849 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9852 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
9853 requiring a cast in a non RHS of modify_expr. Add a cast when required.
9854 (lookup_avail_expr): Use constant_boolean_node instead
9855 of boolean_false_node/boolean_true_node.
9857 2005-07-12 Ben Elliston <bje@au.ibm.com>
9859 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
9860 and use it when printing num_edges.
9862 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
9864 * doc/extend.texi (Blackfin Built-in Functions): New section.
9865 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
9868 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
9870 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
9871 s/cmpstrsi/cmpstrnsi
9872 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
9874 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
9875 (init_optabs): Initialize cmpstrn_optab.
9876 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
9877 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
9878 * expr.c: (enum insn_code cmpstrn_optab): Declare.
9879 * config/i386/i386.md: s/cmpstr/cmpstrn
9880 * config/c4x/c4x.md: s/cmpstr/cmpstrn
9881 * doc/md.texi: Update documentation.
9883 2005-07-11 Richard Henderson <rth@redhat.com>
9885 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
9886 build_va_arg_indirect_ref.
9887 (alpha_gimplify_va_arg): Likewise.
9888 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
9889 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
9890 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
9891 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
9892 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
9893 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
9895 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
9897 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9899 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
9900 * passes.c (init_optimization_passes): Add pass_empty_loop.
9901 * tree-pass.h (pass_empty_loop): Declare.
9902 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
9903 try_remove_empty_loop, remove_empty_loops): New functions.
9904 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
9905 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
9907 2005-07-12 Peter Barada <peter@the-baradas.com>
9911 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
9912 in address registers.
9913 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
9914 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
9915 alternative of addsi3_5200.
9917 2005-07-11 Ian Lance Taylor <ian@airs.com>
9919 * config/mips/mips.md (ffs<mode>2): Remove.
9921 2005-07-11 Ian Lance Taylor <ian@airs.com>
9923 * doc/tree-ssa.texi (Cleanups): Improve description of
9925 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
9927 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
9929 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
9930 * tree.h (DECL_ARGUMENT_FLD): New macro.
9932 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
9934 Fix PR tree-optimization/22404
9936 * tree-ssa-structalias.c (create_variable_info_for): Use
9939 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
9941 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
9942 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
9943 for second comparison operand.
9944 * config/bfin/predicates.md (reg_or_const_int_operand): New.
9946 * config/bfin/bfin.md (define_attr "type"): Add "sync".
9947 (define_insn_reservation "alu"): Likewise.
9948 (csync, ssync): Now of type sync.
9949 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
9950 -mcsync-anomaly -mspecld-anomaly.
9951 * config/bfin/bfin.opt (mcsync): Remove.
9952 (mcsync-anomaly, mspecld-anomaly): Add.
9953 * config/bfin/bfin.c: Include "insn-codes.h".
9954 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
9955 (TARGET_DEFAULT_TARGET_FLAGS): New.
9956 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
9958 2005-07-11 Steven Bosscher <stevenb@suse.de>
9960 * basic-block.h: Give the BB flags enum a name, bb_flags.
9961 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
9962 * cfgcleanup.c (enum bb_flags): Remove here.
9963 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
9964 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
9965 (update_forwarder_flag): Likewise.
9966 (thread_jump): Likewise.
9967 (try_forward_edges): Likewise.
9968 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
9969 forwarder flags. Don't clear bb->aux for all basic blocks. Only
9970 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
9972 2005-07-11 Richard Guenther <rguenther@suse.de>
9974 * config/i386/i386.opt: New target option -msseregparm.
9975 * config/i386/i386.c (override_options): Error out for
9976 -msseregparm but no SSE support.
9977 (ix86_function_sseregparm): Check for global sseregparm.
9978 * doc/invoke.texi: Document -msseregparm.
9980 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9982 * config.gcc (m32r-*-linux*): Use the default extra_parts.
9983 (m32rle-*-linux*): Ditto.
9985 2005-07-11 Jakub Jelinek <jakub@redhat.com>
9987 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
9988 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
9991 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9995 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
9996 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
9998 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
10000 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
10001 (varmap): Heapify varmap.
10002 (constraints): Heapify constraints.
10003 (struct constraint_graph): Heapify succs and preds.
10004 (constraint_vec_find): Update for heapification.
10005 (constraint_set_union): Ditto.
10006 (insert_into_complex): Ditto.
10007 (constraint_edge_vec_find): Ditto.
10008 (erase_graph_self_edge): Ditto.
10009 (add_graph_edge): Ditto.
10010 (get_graph_weights): Ditto.
10011 (merge_graph_nodes): Ditto.
10012 (build_constraint_graph): Ditto.
10013 (topo_visit): Ditto.
10014 (solve_graph): Ditto.
10015 (create_variable_info_for): Ditto.
10016 (init_base_vars): Ditto.
10017 (delete_points_to_sets): Free graph, varmap, and complex constraints.
10018 (condese_varmap_nodes): Free complex vector.
10019 (clear_edges_for_node): Clear succs and preds vector.
10021 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10023 * tree-ssa-structalias.c (update_alias_info): Change counting of
10024 references to not include vdefs.
10026 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10028 * tree-ssa-alias.c (free_used_part_map): Add missing free.
10029 (up_insert): Ditto.
10031 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10033 * pa.c (pa_commutative_p): Make PLUS commutative when
10034 TARGET_NO_SPACE_REGS is true.
10036 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10038 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
10039 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
10040 * tree-dfa.c (dump_subvars_for): New.
10041 (debug_subvars_for): New.
10042 (dump_variable): Show subvariables if VAR has them.
10043 * tree-flow-inline.h (get_subvar_at): New.
10044 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
10045 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
10047 (struct subvar): Change fields offset and size to unsigned
10049 (dump_subvars_for): Declare.
10050 (debug_subvars_for): Declare.
10051 (get_subvar_at): Declare.
10052 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
10053 to unsigned HOST_WIDE_INT *.
10054 (overlap_subvar): Likewise.
10055 * tree-gimple.c (is_gimple_reg): Always return false for
10056 SFTs and memory tags.
10057 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
10058 Update all callers.
10059 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
10060 (compute_may_aliases): Call compute_points_to_sets.
10061 (collect_points_to_info_for): Remove.
10062 (compute_points_to_and_addr_escape): Remove.
10063 (delete_alias_info): Call delete_points_to_sets.
10064 (compute_flow_sensitive_aliasing): If the call to
10065 find_what_p_points_to returns false, call set_pt_anything.
10066 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
10067 (set_pt_anything): Clear pi->pt_vars.
10068 (set_pt_malloc): Remove.
10069 (merge_pointed_to_info): Remove.
10070 (add_pointed_to_expr): Remove.
10071 (add_pointed_to_var): Remove.
10072 (collect_points_to_info_r): Remove.
10073 (is_escape_site): Make extern.
10075 (create_overlap_variables_for): Call it.
10076 * tree-ssa-copy.c (merge_alias_info): Never merge
10077 flow-sensitive alias information.
10078 * tree-ssa-operands.c (get_expr_operands): Adjust variables
10079 offset and size to be unsigned HOST_WIDE_INT.
10080 (add_to_addressable_set): Rename from note_addressable.
10081 Set TREE_ADDRESSABLE as the variables are added to the set.
10083 (add_stmt_operand): Do not try to micro-optimize unmodifiable
10084 operands into VUSEs when adding V_MAY_DEFs for members in an
10086 * tree-ssa-operands.h (add_to_addressable_set): Declare.
10087 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
10088 (struct variable_info): Add bitfield is_heap_var.
10089 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
10090 (new_var_info): Initialize is_heap_var.
10091 (get_constraint_for): Add HEAP variables to the symbol table.
10092 Mark them with is_heap_var.
10093 (update_alias_info): New. Taken mostly from the old
10094 compute_points_to_and_addr_escape.
10095 (handle_ptr_arith): New.
10096 (find_func_aliases): Call update_alias_info.
10097 Call handle_ptr_info for tcc_binary expressions.
10098 Call mark_stmt_modified.
10099 (create_variable_info_for): If DECL has subvars, do not create
10100 variables for its subvars. Always add all the fields.
10101 (set_uids_in_ptset): If the solution includes ANYOFFSET and
10102 SFTs, then add all the SFTs of the structure.
10103 If VI->DECL is an aggregate with subvariables, add the SFT at
10105 (find_what_p_points_to): If VI is an artificial variable,
10106 translate to bitfields in SSA_NAME_PTR_INFO.
10107 If the solution is empty, set pi->pt_vars to NULL
10108 (init_base_vars): Create ANYOFFSET.
10109 (compute_points_to_sets): Rename from create_alias_vars.
10111 (pass_build_pta): Remove.
10112 (delete_points_to_sets): Rename from delete_alias_vars.
10113 (pass_del_pta): Remove.
10114 * tree-ssa-structalias.h (struct alias_info): Move from
10116 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
10117 NUM_REFERENCES_SET): Likewise.
10118 (compute_points_to_sets, delete_points_to_sets): Declare.
10120 2005-07-09 Richard Henderson <rth@redhat.com>
10122 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
10123 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
10124 alpha_split_lock_test_and_set_12): New functions.
10125 * config/alpha/alpha-protos.h: Update.
10126 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
10127 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
10128 * config/alpha/sync.md (I12MODE): New.
10129 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
10130 (sync_<fetchop_name><I48MODE>): Likewise.
10131 (sync_nand<I48MODE>): Likewise.
10132 (sync_old_<fetchop_name><I48MODE>): Likewise.
10133 (sync_new_<fetchop_name><I48MODE>): Likewise.
10134 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
10135 (sync_compare_and_swap<I48MODE>): Likewise.
10136 (sync_lock_test_and_set<I48MODE>): Likewise.
10137 (sync_compare_and_swap<I12MODE>): New.
10138 (sync_compare_and_swap<I12MODE>_1): New.
10139 (sync_lock_test_and_set<I12MODE>): New.
10140 (sync_lock_test_and_set<I12MODE>_1): New.
10142 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10146 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
10148 2005-07-09 Jakub Jelinek <jakub@redhat.com>
10150 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
10151 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
10153 2005-07-09 Richard SAndiford <richard@codesourcery.com>
10156 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
10158 2005-07-08 David Edelsohn <edelsohn@gnu.org>
10160 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
10161 memory_operand constraint.
10162 (store_conditional_<mode>): Same.
10163 (sync_compare_and_swap<mode>): Same.
10164 (sync_lock_test_and_set<mode>): Same.
10166 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
10168 Rewrite PIC support to more closely model actual instructions.
10169 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
10170 (cris_symbol): Remove prototypes for removed functions.
10171 (cris_pic_symbol_type_of, cris_valid_pic_const)
10172 (cris_expand_pic_call_address): Prototypes for new functions.
10173 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
10175 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
10177 <case ':'>: Add case for new punctuation character.
10178 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
10179 emitting (extra) PIC modifier.
10180 <case UNSPEC>: Do not assert for PLT.
10181 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
10182 (cris_expand_prologue, cris_expand_epilogue): Check
10183 for pic_offset_table_rtx usage instead of taking
10184 current_function_uses_pic_offset_table as the final word.
10185 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
10186 Remove flag_pic difference.
10187 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
10188 the moral equivalents of...
10189 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
10191 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
10192 (cris_handle_option): Mark ARG as unused.
10193 (cris_expand_pic_call_address): New worker function for "call",
10195 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
10196 output PIC constructs here.
10197 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
10198 as symbol-specific modifers, not whole or part of operands.
10199 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
10200 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
10201 constants and flag_pic.
10202 (CONSTANT_INDEX_P): Adjust for new functions.
10203 (enum cris_pic_symbol_type): New helper type.
10204 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
10205 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
10206 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
10208 ("movsi"): Emit actual instructions for GOT and relative access.
10209 ("*movsi_got_load"): New pattern to set up the register holding
10211 ("*movsi_internal"): Operand 1 is not a plain general_operand.
10212 Adjust FIXME for 'S'.
10213 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
10214 Use "movs" for -fpic cases.
10215 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
10216 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
10217 ("call", "call_value"): Just call cris_expand_pic_call_address for
10219 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
10220 Remove special pattern.
10221 ("*expanded_call_side", "*expanded_call_value_side"): New
10223 (gotplt-to-plt, gotplt-to-plt-side-call)
10224 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
10226 * config/cris/cris/predicates.md
10227 ("cris_general_operand_or_gotless_symbol"): Remove unused
10229 ("cris_general_operand_or_symbol"): Adjust for new functions.
10231 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10233 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
10235 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
10237 * Makefile.in (TREE_H): Add treestruct.def.
10238 (c-decl.o): Add pointer-set.h
10239 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
10240 visibility on regular DECL's.
10241 (merge_decls): Fix the copying of decl nodes of various types for
10242 the new structures. Don't update RTL, section name, weak status,
10243 etc, on DECL's without RTL.
10244 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
10245 Don't check volatile on non-variable types.
10246 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
10247 to check whether we have seen arguments.
10248 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
10249 flag is checked before field (flag is common, field is not).
10250 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
10251 TS_DECL_COMMON could have an origin.
10252 (add_location_or_const_value_attribute): Don't check section name
10253 on non-var/function decls.
10254 (dwarf2out_var_location): Reverse order of tests.
10255 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
10256 with DECL_WRTL_CHECK.
10257 * expmed.c (make_tree): rtl is now in decl_with_rtl.
10258 * fold-const.c (fold_binary): Don't check weakness on
10259 non-var/function decls.
10260 (tree_expr_nonzero_p): Ditto.
10261 (fold_checksum_tree): Use tree_decl_extra as sizeof
10263 * ggc-page.c (extra_order_size_table): Add sizes for
10264 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
10266 * gimplify.c (gimplify_bind_expr): Only set
10267 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
10268 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
10270 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
10271 * langhooks.h (init_ts). New langhook.
10272 * passes.c (rest_of_decl_compilation): Reverse order of tests.
10273 * print-tree.c (print_node): Update to only print fields that
10274 exist in the structures the passed decl has.
10275 * toplev.c (wrapup_global_declarations): Don't reset
10276 DECL_DEFER_OUTPUT on DECL's that don't contain it.
10277 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
10278 * tree-inline.c (remap_decl): Ditto.
10279 * tree-outof-ssa.c (create_temp): Reverse order of tests.
10280 * tree-pretty-print.c (print_declaration): Don't print
10281 DECL_REGISTER on things that don't contain it.
10282 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
10283 non-var/function decls.
10284 * tree.c (tree_contains_struct): New structure.
10285 (init_priority_for_decl): New hashtable.
10286 (tree_int_map): New structure.
10287 (tree_int_map_eq): New function.
10288 (tree_int_map_marked_p): Ditto.
10289 (tree_int_map_hash): Ditto.
10290 (tree_map): Move to tree.h.
10291 (tree_map_eq): Externalize.
10292 (tree_map_hash): Ditto.
10293 (tree_map_marked_p): Ditto.
10294 (init_ttree): Set up tree_contains_struct and call langhook.
10295 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
10296 (tree_code_size): Update for new structures.
10297 (tree_node_structure): Update for new structures.
10298 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
10300 (copy_node_stat): Copy init priority.
10301 (build_decl_stat): Ditto for visibility.
10302 (ts_enum_names): New.
10303 (tree_contains_struct_check_failed): New function.
10304 (decl_init_priority_lookup): Ditto.
10305 (decl_init_priority_insert): Ditto.
10306 * treestruct.def: New file.
10307 * tree.h (CODE_CONTAINS_STRUCT): New macro.
10308 (CONTAINS_STRUCT_CHECK): Ditto.
10309 (tree_contains_struct_check_failed): New prototype.
10310 (DECL_CHECK): Removed.
10311 (DECL_MINIMAL_CHECK): New.
10312 (DECL_COMMON_CHECK): Ditto.
10313 (DECL_WRTL_CHECK): Ditto.
10314 (DECL_NON_COMMON_CHECK): Ditto.
10315 (DECL_WITH_VIS_CHECK): Ditto.
10316 (VAR_OR_FUNCTION_DECL_P): Ditto
10317 (struct tree_decl_minimal): New structure.
10318 (struct tree_decl_common): Ditto.
10319 (struct tree_decl_with_rtl): Ditto.
10320 (struct tree_decl_with_vis): Ditto.
10321 (struct tree_decl_non_common): Ditto.
10322 (struct tree_field_decl): Ditto.
10323 (struct tree_parm_decl): Ditto.
10324 (struct tree_var_decl): Ditto.
10325 (struct tree_function_decl): Ditto.
10326 (struct tree_const_decl): Ditto.
10327 (struct tree_result_decl): Ditto.
10328 (union tree_node): Add new structures.
10329 * var-tracking.c (track_expr_p): Reverse order of tests.
10331 * doc/c-tree.texi: Add documentation on DECL node internal structure.
10333 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10335 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
10336 * system.h: Poison FINALIZE_PIC.
10337 * doc/tm.texi (FINALIZE_PIC): Remove.
10339 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10342 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
10343 to the correct type if we have a MODIFY_EXPR.
10345 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10347 PR tree-optimization/22360
10348 * tree.c (upper_bound_in_type): Fix calculations for casting
10349 to a non-wider signed type and casting a signed value to a
10350 wider unsigned type.
10351 (lower_bound_in_type): Fix calculations for casting to a
10352 non-wider signed type.
10354 PR tree-optimization/20139
10355 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
10357 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
10358 fold_cond_expr_cond.
10359 * tree-ssanames.c (release_defs): Assert in_ssa_p.
10360 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
10362 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10365 * tree-complex.c (expand_complex_libcall): Produce
10366 REALPART_EXPR/IMAGPART_EXPR with the correct type.
10368 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
10370 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
10371 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
10372 b" assert and inserted fastpath code for this case.
10373 (bitmap_ior): Removed "a != b" assert.
10375 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10377 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
10378 (ENDFILE_SPEC): Likewise.
10379 * config/m32r/m32r.h (ASM_SPEC): Likewise.
10381 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
10382 a large stack frame at epilogue.
10384 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
10386 * final.c: Include sdbout.h when required.
10388 2005-07-07 Geoffrey Keating <geoffk@apple.com>
10390 * config.gcc (*-*-darwin*): Only one target-specific header file
10391 for generic darwin.
10392 (powerpc-*-darwin*): Add version-specific header files.
10393 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
10394 * config.in: Regenerate.
10395 * configure: Regenerate.
10396 * gcc.c: Include xregex.h.
10397 (version_compare_spec_function): New.
10398 (spec_function): Add version-compare.
10399 (replace_outfile_spec_function): Reformat comment.
10400 (compare_version_strings): New.
10401 * config/darwin-c.c (version_as_macro): New.
10402 (builtin_define): New.
10403 (darwin_cpp_builtins): New.
10404 * config/darwin-protos.h (darwin_cpp_builtins): New.
10405 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
10406 (LIB_SPEC): Make unconditional, update comment.
10407 (TARGET_C99_FUNCTIONS): Define.
10408 * config/darwin.opt: Sort.
10409 (mmacosx-version-min=): New.
10410 * config/darwin7.h: Delete.
10411 * config/darwin8.h: Delete.
10412 * config/i386/darwin.h (): Call darwin_cpp_builtins.
10413 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
10414 (TARGET_C99_FUNCTIONS): Define.
10415 * config/rs6000/darwin7.h: New.
10416 * config/rs6000/darwin8.h: New.
10417 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
10418 (-mmacosx-version-min): Document.
10420 2005-07-07 Ian Lance Taylor <ian@airs.com>
10422 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
10424 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
10426 PR middle-end/22239
10427 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
10429 2005-07-07 Khem Raj <kraj@mvista.com>
10431 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
10432 in bytes, not words.
10434 2005-07-07 Paul Brook <paul@codesourcery.com>
10436 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
10437 DEFAULT_FUNCTION_ARG_PADDING to upward.
10439 2005-07-07 Richard Henderson <rth@redhat.com>
10441 * function.c (locate_and_pad_parm): Record parameter alignment in
10442 stack_alignment_needed.
10444 2005-07-07 David Edelsohn <edelsohn@gnu.org>
10446 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
10447 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
10448 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
10449 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
10450 (define_attr "type"): Add isync, sync, load_l, store_c.
10451 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
10452 Create scratch volatile MEM.
10453 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
10455 (load_locked_<mode>): New.
10456 (store_conditional_<mode>): New.
10457 (sync_compare_and_swap<mode>): Replace with splitter.
10458 (sync_lock_test_and_set<mode>): Replace with splitter.
10459 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
10461 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
10462 is ics. Attribute isync.
10463 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
10465 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
10466 and UNSPECV_SYNC_OP.
10467 (emit_unlikely_jump): New.
10468 (emit_load_locked): New.
10469 (emit_store_conditional): New.
10470 (rs6000_split_compare_and_swap): New.
10471 (rs6000_split_lock_test_and_set): New.
10472 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
10473 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
10474 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
10475 rs6000_split_lock_test_and_set): Declare.
10476 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
10477 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
10478 store_c, isync, sync.
10480 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
10482 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
10483 filenames to gtyp-gen.h.
10484 (s-typ-gen): Use it in place of for loops.
10486 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
10488 * hooks.c (hook_bool_rtx_int_false): New function.
10489 * hooks.h (hook_bool_rtx_int_false): Declare.
10490 * target-def.h (TARGET_COMMUTATIVE_P): Define.
10491 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
10492 * target.h (struct gcc_target): Add commutative_p member.
10493 * targhooks.c (hook_bool_rtx_commutative_p): New function.
10494 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
10495 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
10496 (pa_commutative_p): New function.
10497 * jump.c (target.h): Include.
10498 (rtx_renumbered_equal_p): Use targetm.commutative_p.
10499 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
10501 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10503 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
10504 (s390_expand_setmem): New.
10505 * config/s390/s390.c: Likewise.
10506 (print_shift_count_operand): Truncate to 12 bits instead of 6.
10508 * config/s390/s390.md: ("setmem<mode>"): Accept character as
10509 general_operand. Call new function "s390_expand_setmem".
10510 ("clrmem_long", "*clrmem_long"): Rewrite to ...
10511 ("setmem_long", "*setmem_long"): ... this.
10513 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10515 * config/s390/s390.c: (optimization_options): Enable
10516 TARGET_MVCLE at -Os.
10517 * doc/invoke.texi: Document changes in default behaviour.
10518 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
10520 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10522 * expr.c: (set_storage_via_setmem): Convert opchar to mode
10523 defined by back-end.
10525 2005-07-07 Jakub Jelinek <jakub@redhat.com>
10527 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
10528 all sets in the pattern.
10529 * config/rs6000/rs6000.md (stack_protect_testsi,
10530 stack_protect_testdi): Likewise.
10532 2005-07-06 Jeff Law <law@redhat.com>
10534 * tree-vrp.c (simplify_using_ranges): Kill.
10535 (vrp_finalize): Remove call to simplify_using_ranges.
10536 (simplify_stmt_using_ranges): New function extracted from
10537 simplify_using_ranges.
10538 (simplify_div_or_mod_using_ranges): Likewise.
10539 (simplify_abs_using_ranges): Likewise.
10540 (simplify_cond_using_ranges): New function.
10541 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
10542 * tree-ssa-propagate.c (substitute_and_fold): Call
10543 simplify_stmt_using_ranges if we have range information.
10545 2005-07-06 James E. Wilson <wilson@specifixinc.com>
10547 * config/ia64/ia64.c (ia64_reorg): Check optimize before
10548 ia64_flag_schedule_isns2.
10550 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
10551 reading/writing general registers.
10552 (ia64_function_arg): Revert 2005-06-18 change.
10554 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
10556 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
10557 (legitimize_tls_address): Use gcc_unreachable instead of abort.
10559 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
10561 * function.c (expand_function_end): Revert part of 2005-06-27
10562 patch. Do sjlj_emit_function_exit_after after return_label.
10564 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
10566 * doc/install.texi (--disable-libssp): New.
10568 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
10570 * doc/invoke.texi: Update -fforce-mem documentation.
10571 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
10572 code for -fforce-mem.
10573 * expmed.c: (store_bit_field,store_fixed_bit_field,
10574 extract_bit_field): Ditto.
10575 * expr.c: (convert_move): Ditto.
10576 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
10577 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
10578 emit_conditional_add,expand_float,expand_fix): Ditto.
10579 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
10580 (common_handle_option): Issue warning when -fforce-mem specified.
10582 2005-07-06 Paul Brook <paul@codesourcery.com>
10584 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
10586 * configure: Regenerate.
10588 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
10590 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
10592 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
10594 Fix PR tree-optimization/22319
10595 Fix PR tree-optimization/22140
10596 Fix PR tree-optimization/22310
10598 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
10599 variable sized types.
10600 Use correct type for intermediate structure on *a = *b structure
10603 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10605 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
10607 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
10608 (machine_function): Move typedef to...
10609 * config/rs6000/rs6000.c (machine_function): ... here. Add
10610 varargs_save_offset field.
10611 (rs6000_stack_t): Remove varargs_size field.
10612 (setup_incoming_varargs): Allocate varargs save area using
10613 assign_stack_local, try to make it as small as possible.
10614 Save offset from virtual_stack_vars_rtx to the save area
10615 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
10616 instead of magic 8 when fp word byte size is used.
10617 (rs6000_va_start): Use cfun->machine->varargs_save_offset
10618 instead of -RS6000_VARARGS_SIZE.
10619 (rs6000_stack_info, debug_stack_info,
10620 rs6000_initial_elimination_offset): Remove all traces of
10622 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
10623 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
10624 RS6000_VARARGS_AREA.
10626 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
10628 PR tree-optimization/21963
10629 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
10630 constant_multiple_of in the same way get_computation_cost_at does.
10632 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10634 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
10635 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
10636 (gen_compare_reg): If sparc_compare_emitted is set, clear it
10637 and return its previous value.
10638 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
10639 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
10641 (stack_protect_set, stack_protect_test): New expanders.
10642 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
10643 stack_protect_testdi): New insns.
10644 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
10645 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
10647 2005-07-06 Jeff Law <law@redhat.com>
10649 * tree-ssa-dce.c (cfg_altered): New global.
10650 (tree_dce_init): Initialize cfg_altered.
10651 (remove_dead_stmt): If we remove an edge in the CFG, then set
10653 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
10656 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
10658 * Makefile.in (stamp-collect-ld): Use
10659 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
10660 ./collect-ld if it already exists.
10661 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
10662 Don't remove ./nm if it already exists.
10664 2005-07-05 Devang Patel <dpatel@apple.com>
10666 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
10667 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
10668 * tree-vectorizer.c (vect_loop_location): New.
10669 (vect_print_dump_info): Use vect_loop_location.
10670 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
10671 (vectorize_loops): Set vect_loop_location.
10672 * tree-vect-analyze.c (vect_analyze_offset_expr,
10673 vect_determin_vectorization_factor, vect_analyze_operations,
10674 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
10675 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
10676 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
10677 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
10678 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
10679 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
10680 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
10681 vect_analyze_loop): Adjust vect_print_dump_info API.
10682 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
10683 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
10684 vect_finish_stmt_generation, vectorizable_assignment,
10685 vectorizable_operation, vectorizable_store, vectorizable_load,
10686 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
10687 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
10688 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
10689 vect_transform_loop): Same.
10690 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
10691 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
10694 2005-07-05 Randolph Chung <tausq@debian.org>
10696 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
10697 * configure: Regenerate.
10698 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
10699 (pa_tls_referenced_p): Declare.
10700 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
10701 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
10702 (legitimize_tls_address): New.
10703 (hppa_legitimize_address): Handle TLS addresses.
10704 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
10705 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
10706 (emit_move_sequence): Handle TLS addresses.
10707 (pa_encode_section_info): Call default handler to handle common
10709 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
10710 (CONSTANT_ADDRESS_P): Reject TLS operands.
10711 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
10712 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
10713 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
10714 (UNSPEC_TLSLE): Define new constants.
10715 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
10716 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
10717 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
10718 (tie_symbolic_operand, tle_symbolic_operand): New
10720 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
10722 * aclocal.m4: Update macros for autoconf 2.59 style.
10723 * configure.ac: Likewise.
10725 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10727 * pa.c (function_value): Handle small aggregates on 32-bit targets.
10728 (function_arg): Pass small aggregates in general registers on 32-bit
10730 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
10732 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
10734 * Makefile.in (final.o): Fix dependencies.
10736 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
10740 * langhooks.h (struct lang_hooks): Add expr_to_decl.
10741 * langhooks.c (lhd_expr_to_decl): New.
10742 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
10744 (LANG_HOOKS_INITIALIZER): Update.
10745 * tree.c (recompute_tree_invarant_for_addr_expr): Call
10746 expr_to_decl langhook.
10747 * c-tree.h (c_expr_to_decl): Declare.
10748 * c-typeck.c (c_expr_to_decl): New.
10749 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
10751 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
10753 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
10756 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
10757 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
10759 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
10761 * Makefile.in: Adjust dependencies.
10762 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
10763 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
10764 * alias.c (rest_of_handle_cfg, pass_cfg): New.
10765 * bb-reorder.c (duplicate_computed_gotos): Make it static.
10766 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
10767 rest_of_compilation.
10769 * bb-reorder.c (gate_duplicate_computed_gotos,
10770 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
10771 rest_of_handle_reorder_blocks, pass_reorder_blocks,
10772 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
10773 pass_partition_blocks): New.
10774 * bt-load.c (gate_handle_branch_target_load_optimize,
10775 rest_of_handle_branch_target_load_optimize,
10776 pass_branch_target_load_optimize): New.
10777 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
10779 * cfglayout.c (pass_insn_locators_initialize): New.
10780 * cfgrtl.c (pass_free_cfg): New.
10781 * combine.c (gate_handle_combine, rest_of_handle_combine,
10782 pass_combine): New.
10783 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
10784 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
10785 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
10786 * except.c (pass_set_nothrow_function_flags,
10787 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
10789 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
10790 rest_of_handle_shorten_branches, pass_shorten_branches,
10791 rest_of_clean_state, pass_clean_state): New.
10792 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
10793 rest_of_handle_remove_death_notes, pass_remove_death_notes,
10794 rest_of_handle_life, pass_life, rest_of_handle_flow2,
10796 * function.c (pass_instantiate_virtual_regs, pass_init_function,
10797 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
10798 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10799 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
10801 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
10802 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
10803 pass_rtl_ifcvt, gate_handle_if_after_combine,
10804 rest_of_handle_if_after_combine, pass_if_after_combine,
10805 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
10806 pass_if_after_reload): New.
10807 * integrate.c (pass_initial_value_sets): New.
10808 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
10809 pass_purge_lineno_notes): New.
10810 * mode-switching.c (rest_of_handle_mode_switching,
10811 pass_mode_switching): New.
10812 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
10813 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
10815 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
10816 pass_loop_optimize): New.
10817 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
10819 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
10821 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
10822 pass_postreload_cse): New.
10823 * profile.c (gate_handle_profiling, pass_profiling,
10824 rest_of_handle_branch_prob, pass_branch_prob): New.
10825 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
10826 pass_split_before_regstack, gate_handle_split_before_regstack,
10827 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
10828 rest_of_handle_split_all_insns, pass_split_all_insns): New.
10829 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
10830 pass_stack_regs): New.
10831 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
10832 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
10833 pass_stack_adjustments): New.
10834 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
10835 pass_regrename): New.
10836 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
10837 pass_delay_slots, gate_handle_machine_reorg,
10838 rest_of_handle_machine_reorg, pass_machine_reorg): New.
10839 * rtl.h (extern void purge_line_number_notes): New.
10840 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
10841 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
10843 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
10845 * value-prof.c (gate_handle_value_profile_transformations,
10846 rest_of_handle_value_profile_transformations,
10847 pass_value_profile_transformations): New.
10848 * var-tracking.c (gate_handle_var_tracking,
10849 pass_variable_tracking): New.
10850 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
10852 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
10853 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
10854 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
10855 rest_of_handle_old_regalloc, rest_of_handle_regrename,
10856 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
10857 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
10858 rest_of_handle_gcse2, rest_of_handle_regmove,
10859 rest_of_handle_tracer, rest_of_handle_if_conversion,
10860 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
10861 rest_of_handle_web, rest_of_handle_branch_prob,
10862 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
10863 rest_of_handle_jump_bypass, rest_of_handle_combine,
10864 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10865 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10866 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
10867 rest_of_handle_mode_switching, rest_of_handle_jump,
10868 rest_of_handle_eh, rest_of_handle_stack_adjustments,
10869 rest_of_handle_flow2, rest_of_handle_jump2,
10870 rest_of_handle_peephole2, rest_of_handle_postreload,
10871 rest_of_handle_shorten_branches, rest_of_clean_state,
10872 rest_of_compilation): Remove.
10874 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
10875 * passes.c (dump_flags, in_gimple_form, all_passes,
10876 all_ipa_passes, all_lowering_passes, register_one_dump_file,
10877 register_dump_files, next_pass_1, last_verified, execute_todo,
10878 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
10879 from tree-optimize.c.
10880 (init_optimization_passes): Moved from tree-optimize.c,
10881 adding the RTL optimizations.
10882 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
10883 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
10884 all_ipa_passes, all_lowering_passes, register_one_dump_file,
10885 register_dump_files, next_pass_1, last_verified, execute_todo,
10886 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
10887 init_tree_optimization_passes, ipa_passes): Delete.
10888 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
10890 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
10891 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
10893 (ipa_passes): Remove.
10894 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
10895 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
10896 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
10897 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
10898 (dump_info_p, dump_flag): Moved to tree-dump.h.
10900 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
10902 * passes.c (finish_optimization_passes): Use dump_begin
10903 and dump_end, TDI_end.
10904 (gate_rest_of_compilation): New.
10905 (pass_rest_of_compilation): Use it.
10906 (gate_postreload, pass_postreload): New.
10907 * toplev.c (general_init): Rename init_tree_optimization_passes.
10908 * toplev.h (init_tree_optimization_passes): Rename to
10909 init_optimizations_passes.
10910 * tree-dump.c (dump_flag): Make static.
10911 (dump_files): Remove RTL dumps.
10912 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
10913 pass_cleanup_cfg, pass_free_cfg_annotations,
10914 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
10915 pass_init_datastructures, pass_fixup_cfg): Make non-static.
10916 * tree-pretty-print.c: Include tree-pass.h.
10917 * cgraph.c: Include tree-dump.h.
10919 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
10921 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
10922 Only fall back to saying it points to readonly memory if
10923 we can't do better.
10925 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10927 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
10928 * config/m32r/m32r.c (m32r_compute_frame_size,
10929 m32r_expand_prologue): Take current_function_profile into
10930 account whenever we reference
10931 current_function_uses_pic_offset_table.
10932 (m32r_finalize_pic): Remove.
10933 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
10935 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
10937 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
10938 instead of $<. Don't remove ./as if it already exists.
10940 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10943 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
10944 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
10945 for complex modes when generating code for PA 1.0.
10946 (VALID_FP_MODE_P): New macro.
10947 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
10948 sets for all general and floating point modes. Align wide floating
10949 point modes to even register boundaries to comply with architectural
10951 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
10952 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
10953 (VALID_FP_MODE_P): New macro.
10954 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
10955 sets for all general and floating point modes. Align wide floating
10956 point modes to even register boundaries to comply with architectural
10959 2005-07-04 Diego Novillo <dnovillo@redhat.com>
10961 * tree-dump.c (dump_files): Initialize dump number for .cgraph
10964 2005-07-04 Diego Novillo <dnovillo@redhat.com>
10966 * tree-ssa-structalias.c: Don't include expr.h.
10968 2005-07-04 Diego Novillo <dnovillo@redhat.com>
10970 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
10973 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
10975 Fix PR tree-optimization/22279
10977 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
10980 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
10982 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
10984 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
10986 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
10987 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
10988 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
10989 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
10990 config/stormy16/stormy16.c, config/v850/v850.c,
10991 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
10992 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
10993 Avoid "." or "\n" at end of diagnostics and capital letters at
10994 start of diagnostics.
10995 * combine.c, cse.c: Don't translate dump file output.
10996 * toplev.c (print_version): Only translate output if going to
10999 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11001 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
11002 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
11005 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11007 * pa.c (fix_range): Fix typo in comment.
11009 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11011 * tree-vrp.c (extract_range_from_assert): Replace
11012 fold (build (...)) with fold_build2.
11014 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11016 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
11017 gcc_gfc_char_table, init_dynamic_gfc_info): New.
11018 (format_types_orig, handle_format_attribute): Add support for
11021 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
11023 * varasm.c (assemble_variable): Fix format specifier thinko.
11025 2005-07-03 Ira Rosen <irar@il.ibm.com>
11027 PR tree-optimization/22029 (and 22135)
11028 * tree-pretty-print.c (dump_generic_node): Check that the node is not
11029 a phi node before calling dump_vops.
11031 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11033 * tree-dump.h (dump_string_field): Declare.
11034 * tree-dump.c: Use it instead of dump_string.
11035 (dump_string_field): Make non-static.
11037 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11039 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
11040 up the minimal CFG stuff always when optimize > 0. Call
11041 split_all_insns_noflow in PIC case if needed.
11043 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11044 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11047 * c-decl.c (c_write_global_declarations): Dump contents of
11049 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
11050 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
11051 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
11052 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
11055 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11057 * c-common.h (GCC_DIAG_STYLE): Define.
11058 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
11059 version for format checking to 4.1.
11060 * c-format.c: Include toplev.h after c-common.h.
11061 (enum format_type): Add gcc_tdiag_format_type.
11062 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
11063 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
11064 (format_types_orig): Add gcc_tdiag.
11065 (init_dynamic_diag_info): Support gcc_tdiag formats.
11066 (handle_format_attribute): Likewise.
11067 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
11068 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
11069 version for format checking to 4.1.
11070 (warning0, warning, error, pedwarn, sorry): Use
11071 ATTRIBUTE_GCC_DIAG.
11072 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
11073 (finish_aliases_1): Do not use %qE.
11074 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
11075 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
11076 Correct format bugs.
11077 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
11078 parameter to unsigned HOST_WIDE_INT.
11079 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
11081 2005-07-02 David Edelsohn <edelsohn@gnu.org>
11083 PR middle-end/21742
11084 * expr.c (write_complex_part): Use adjust_address for MEM.
11085 (read_complex_part): Same.
11087 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
11089 Fix PR tree-optimization/22280
11091 * tree-sra.c (generate_element_init): Remove useless loop.
11093 2005-07-02 Richard Henderson <rth@redhat.com>
11095 * config/alpha/alpha.c (alpha_legitimize_address): Check for
11097 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
11099 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
11101 PR middle-end/14490
11102 * fold-const.c (fold_binary): Handle the return value of
11103 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
11104 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
11106 2005-07-02 Jeff Law <law@redhat.com>
11108 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
11109 a eliminate type conversion which feeds an equality comparison
11110 if the original type or either operand in the comparison is a
11113 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
11115 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
11116 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
11118 * config/avr/avr.c: Do not use '`' as left quote.
11119 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
11120 Remove "." from end of diagnostics. Make diagnostics start with
11123 2005-07-02 Zack Weinberg <zack@codesourcery.com>
11124 Joseph S. Myers <joseph@codesourcery.com>
11126 * toplev.c (default_tree_printer): Handle setting location with
11128 * c-objc.common.c (c_tree_printer): Likewise.
11129 * c-format.c (gcc_diag_flag_specs): Add '+'.
11130 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
11131 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
11133 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
11134 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
11135 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
11136 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
11137 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
11138 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
11139 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
11140 format arguments where %J is used without %D.
11142 2005-07-02 Jakub Jelinek <jakub@redhat.com>
11144 * gcc.c (LINK_SSP_SPEC): Define.
11145 (link_ssp_spec): New variable.
11146 (LINK_COMMAND_SPEC): Add %(link_ssp).
11147 (static_specs): Add link_ssp_spec.
11148 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
11149 * configure: Rebuilt.
11150 * config.in: Rebuilt.
11152 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11153 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11154 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11155 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11156 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
11157 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
11158 -0x7008(2) instead of reading __stack_chk_guard variable.
11159 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
11161 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
11162 (stack_protect_set, stack_protect_test): Use *_tls* patterns
11163 if TARGET_THREAD_SSP_OFFSET is defined.
11164 (stack_tls_protect_set_si, stack_tls_protect_set_di,
11165 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
11168 2005-06-27 Richard Henderson <rth@redhat.com>
11169 * libgcc-std.ver (GCC_4.1.0): New.
11170 * libgcc.h (__stack_chk_guard): Declare.
11171 (__stack_chk_fail, __stack_chk_fail_local): Declare.
11172 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
11173 * mklibgcc.in (lib2funcs): Add them.
11175 2005-07-01 Richard Henderson <rth@redhat.com>
11177 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
11178 void * before struct sigcontext *.
11179 (x86_fallback_frame_state): Likewise.
11181 2005-07-01 James E. Wilson <wilson@specifixinc.com>
11183 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
11185 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11188 * tree-ssa-reassoc.c (should_transpose): Fix which operand
11189 we check for SSA_NAME for.
11191 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
11193 Fix PR tree-optimization/22071
11195 * tree-ssa-structalias.c (offset_overlaps_with_access): New
11197 (get_constraint_for_component_ref): Use it.
11199 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11202 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
11203 print out the last new line.
11205 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
11207 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
11208 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
11209 * config/cris/cris.c (cris_conditional_register_usage): Adjust
11210 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
11211 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
11212 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
11213 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
11214 (enum reg_class): New member CC0_REGS.
11215 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
11216 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
11217 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
11218 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
11219 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11220 Adjust for register now described.
11222 2005-07-01 Jakub Jelinek <jakub@redhat.com>
11225 * config/i386/i386.md (stack_protect_test_si,
11226 stack_protect_test_di): Add earlyclobber for scratch 3.
11227 * config/rs6000/rs6000.md (stack_protect_testsi,
11228 stack_protect_testdi): Add earlyclobber for scratch 3,
11229 remove earlyclobber from scratch 4.
11231 Older entries for 2005 can be found in ChangeLog-2005.