1 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
3 * expr.c (force_operand): Use convert_to_mode for conversions.
5 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
7 * reload.h (reg_equiv_invariant): Declare.
8 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
9 register also when reg_equiv_invariant[R] is set.
11 2005-12-07 Richard Sandiford <richard@codesourcery.com>
12 Andreas Tobler <a.tobler@schweiz.ch>
14 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
16 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
18 * tree-ssa-pre.c (bitmap_set_and): New function.
19 (bitmap_set_and_compl): New function.
20 (bitmap_set_empty_p): New function.
21 (insert_extra_phis): New function.
22 (compute_avail): Use insert_extra_phis.
24 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
26 * config/s390/s390.c (s390_expand_atomic): New function.
27 Adjust comment of helper functions.
28 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
29 * config/s390/s390.md ("ATOMIC"): New code macro.
30 ("atomic"): Corresponding new code attribute.
31 ("sync_lock_test_and_set[hq]i",
32 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
34 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
36 * config/s390/s390.c (s390_expand_mask_and_shift,
37 struct alignment_context, init_alignment_context,
38 s390_expand_cs_hqi): New.
39 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
40 * config/s390/s390.md ("sync_compare_and_swaphi",
41 "sync_compare_and_swapqi"): New pattern.
43 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
45 Fix PR tree-optimization/25291
46 * tree-ssa-operands.c (add_call_clobber_ops): Remove
47 redundant and crashing check.
49 2005-12-08 Alan Modra <amodra@bigpond.net.au>
52 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
53 tests further when !strict && reload_in_progress.
54 (print_operand): Check that both operands of indexed address are regs.
55 (print_operand_address): Likewise.
56 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
57 (INT_REG_OK_FOR_BASE_P): Correct.
59 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
61 Preparation for PR rtl-optimization/20070 / part1
62 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
63 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
65 (outgoing_edges_match): Use condjump_equiv_p.
66 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
68 * struct-equiv.c: New file.
69 (death_notes_match_p) New function, broken out of insns_match_p.
70 * Makefile.in (OBJS-common): Add struct-equiv.o.
71 (struct-equiv.o): New target.
73 2005-12-07 Richard Sandiford <richard@codesourcery.com>
75 * coretypes.h: Revert previous change.
76 * config/darwin.h: Revert previous reversion.
77 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
79 2005-12-07 Richard Sandiford <richard@codesourcery.com>
81 * coretypes.h (section): Provide dummy definition for target files.
82 * config/darwin.h: Revert previous change.
84 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
86 * doc/sourcebuild.texi (all.build, install-normal): Remove.
87 * configure.ac: Remove all.build and install-normal from target_list
88 * configure: Regenerate.
89 * Makefile.in (install): Don't depend on install-normal.
91 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
93 * Makefile.in: Document the use of stamps.
95 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
97 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
98 * Makefile.in: Add code to compute some dependencies on s-gtype
99 automatically. Remove the declaration of those dependencies.
101 2005-12-07 Richard Sandiford <richard@codesourcery.com>
103 * gcc/reload.c (push_secondary_reload): Fix typo:
104 s/insn_constraint/scratch_constraint/.
106 2005-12-07 Richard Sandiford <richard@codesourcery.com>
108 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
110 2005-12-07 Richard Sandiford <richard@codesourcery.com>
112 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
113 (alpha_elf_select_rtx_section): Return the selected section rather
114 than emitting assembly code.
115 (alpha_write_linkage): Emit a ".link" directive directly and then
116 set in_section to NULL.
117 (vms_asm_out_constructor): Use switch_to_section.
118 (vms_asm_out_destructor): Likewise.
119 (unicosmk_output_common): Set in_section to NULL instead of calling
120 the dummy common_section function.
121 (unicosmk_text_section): Delete in favor of...
122 (unicosmk_output_text_section_asm_op): ...this new function.
123 (unicosmk_data_section): Delete in favor of...
124 (unicosmk_output_data_section_asm_op): ...this new function.
125 (unicosmk_init_sections): New function.
126 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
127 (unicosmk_output_ssib): Set in_section to NULL instead of calling
128 the dummy ssib_section function.
129 (unicosmk_section_buf): Delete.
130 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
131 (unicosmk_data_section): Delete.
132 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
133 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
134 (SECTION_FUNCTION_TEMPLATE): Delete.
135 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
136 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
137 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
138 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
139 (TARGET_ASM_INIT_SECTIONS): Define.
140 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
141 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
142 (link_section, literals_section): Delete.
143 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
144 set in_section to NULL.
146 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
147 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
148 (COMMON_SECTION): Delete.
149 (TARGET_ASM_INIT_SECTIONS): Define.
150 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
151 the dummy common_section function.
152 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
153 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
154 between readonly_data_section and text_section to check whether
155 read-only data is being put in the text section.
156 (arm_output_function_epilogue): Use switch_to_section.
157 (arm_elf_asm_constructor): Likewise.
158 (thumb_call_via_reg): Replace call to in_text_section with
159 a comparison between in_section and text_section.
160 (arm_file_end): Use switch_to_section.
161 (aof_text_section): Delete in favor of...
162 (aof_output_text_section_asm_op): ...this new function.
163 (aof_data_section): Delete in favor of...
164 (aof_output_data_section_asm_op): ...this new function.
165 (aof_asm_init_sections): New function.
166 (zero_init_section): Moved from config/arm/aof.h.
167 (aof_dump_imports, aof_file_start): Use switch_to_section.
168 * config/arm/arm.h (thumb_call_via_label): Update comment.
169 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
170 (common_section): Delete.
171 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
172 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
173 global switch_to_section function instead of the old port-local one.
174 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
175 (SWITCH_TO_SECTION_FUNCTION): Delete.
176 (drectve_section): Redefine as a macro.
177 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
178 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
181 * config/avr/avr.c (progmem_section): New variable.
182 (avr_output_progmem_section_asm_op): New function.
183 (avr_asm_init_sections): New function.
184 (avr_output_addr_vec_elt): Use switch_to_section.
185 * config/avr/avr.h (progmem_section): Declare.
186 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
187 (READONLY_DATA_SECTION): Delete.
188 (TARGET_ASM_INIT_SECTIONS): Define.
189 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
190 * config/avr/avr-protos.h (progmem_section): Delete.
192 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
194 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
195 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
197 * config/darwin-sections.def: New file.
198 * config/darwin.c: Define all sections in darwin-sections.def.
199 (output_objc_section_asm_op, darwin_init_sections): New functions.
200 (machopic_output_indirection): Use switch_to_section.
201 (machopic_select_section): Return the selected section rather than
202 emitting assembly code. Replace the static function table with
203 inline conditional expressions. Update the tests of last_text_section
204 and move them into the FUNCTION_DECL block.
205 (machopic_select_rtx_section): Return the selected section rather than
206 emitting assembly code.
207 (machopic_asm_out_constructor, machopic_asm_out_destructor)
208 (darwin_file_end): Use switch_to_section.
209 * config/darwin.h: Use darwin-sections.def to declare sections.
210 (INIT_SECTION_ASM_OP): Remove empty definition.
211 (HAS_INIT_SECTION): Define this instead.
212 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
213 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
214 (TARGET_ASM_EH_FRAME_SECTION): Delete.
215 (TARGET_ASM_INIT_SECTIONS): Define.
216 * config/darwin-protos.h (darwin_init_sections): Declare.
217 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
218 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
219 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
220 (constructor_section, destructor_section, mod_init_section): Delete.
221 (mod_term_section): Delete.
222 (darwin_exception_section, darwin_eh_frame_section): Delete.
223 (machopic_select_section): Return a section.
224 (machopic_select_rtx_section): Likewise.
225 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
226 (const_section, const_coal_section, const_data_section): Delete.
227 (const_data_coal_section, data_coal_section, cstring_section): Delete.
228 (literal4_section, literal8_section, constructor_section): Delete.
229 (mod_init_section, mod_term_section, destructor_section): Delete.
230 (objc_class_section, objc_meta_class_section, objc_category_section)
231 (objc_class_vars_section, objc_instance_vars_section): Delete.
232 (objc_cls_meth_section, objc_inst_meth_section): Delete.
233 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
234 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
235 (objc_symbols_section, objc_module_info_section): Delete.
236 (objc_image_info_section, objc_protocol_section): Delete.
237 (objc_string_object_section, objc_constant_string_object_section)
238 (objc_class_names_section, objc_meth_var_names_section): Delete.
239 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
240 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
241 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
242 (darwin_exception_section, darwin_eh_frame_section): Delete.
243 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
245 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
246 (frv_asm_out_destructor): Likewise.
247 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
248 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
249 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
251 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
252 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
253 (data_section): Delete.
255 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
256 (DRECTVE_SECTION_FUNCTION): Delete.
257 (drectve_section): Redefine as a macro that sets in_section after
258 emitting the directive.
259 (SWITCH_TO_SECTION_FUNCTION): Delete.
260 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
261 in_text_section with comparison between in_section and text_section.
262 * config/i386/i386.c (x86_64_elf_select_section): Return the section
263 rather than emitting assembly code. Use get_named_section.
264 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
266 (machopic_output_stub): Use switch_to_section.
267 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
268 (nwld_named_section_asm_out_destructor): Use get_section and
271 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
272 rather than emitting assembly code.
273 (ia64_rwreloc_select_section): Likewise.
274 (ia64_rwreloc_select_rtx_section): Likewise.
275 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
276 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
278 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
279 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
281 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
282 section rather than emitting assembly code.
283 (iq2000_select_section): Likewise.
284 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
285 (sbss_section): Delete.
287 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
288 and get_named_section.
289 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
291 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
292 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
293 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
294 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
296 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
297 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
298 global switch_to_section function instead of the old port-local one.
299 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
300 (SWITCH_SECTION_FUNCTION): Delete.
301 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
302 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
303 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
304 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
306 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
307 global switch_to_section function instead of the old port-local one.
308 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
310 * config/mips/mips.c (mips_file_start): Update comment.
311 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
312 (mips_output_aligned_decl_common): Use switch_to_section.
313 (mips_select_rtx_section): Return the section rather than emitting
314 assembly code. Use get_named_section.
315 (mips_function_rodata_section: Likewise get_section.
316 (build_mips16_function_stub): Use switch_to_section.
317 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
318 (SDATA_SECTION_ASM_OP): Delete.
319 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
320 (EXTRA_SECTION_FUNCTIONS): Delete.
322 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
323 (mmix_asm_output_aligned_local): Use switch_to_section.
325 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
326 (som_one_only_readonly_data_section): New variables.
327 (pa_output_function_epilogue): Set in_section to NULL instead of
328 calling forget_section.
329 (output_deferred_plabels): Use select_section.
330 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
331 of calling forget_section.
332 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
333 (pa_asm_output_aligned_local): Use select_section.
334 (som_text_section_asm_op): Delete in favor of...
335 (som_output_text_section_asm_op): ...this new function.
336 (pa_som_asm_init_sections): New function.
337 (pa_select_section): Return the section rather than emitting
339 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
340 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
341 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
342 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
343 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
344 (som_readonly_data_section, som_one_only_readonly_data_section)
345 (som_one_only_data_section, forget_section): Delete.
346 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
347 (TARGET_ASM_INIT_SECTIONS): Define.
348 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
350 * config/rs6000/rs6000.c (read_only_data_section): New variable.
351 (private_data_section, read_only_private_data_section): New variables.
352 (sdata2_section, toc_section): New variables.
353 (rs6000_file_start): Use switch_to_section.
354 (rs6000_assemble_integer): Use comparisons against in_section
355 instead of calling in_toc_section and in_text_section. Use
356 unlikely_text_section_p.
357 (rs6000_elf_output_toc_section_asm_op): New function, derived
358 from the old rs6000/sysv4.h toc_section function.
359 (rs6000_elf_asm_init_sections): New function.
360 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
361 the section rather than emitting assembly code.
362 (machopic_output_stub): Use switch_to_section.
363 (toc_section): Delete dummy function.
364 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
365 switch_to_section and get_section.
366 (rs6000_xcoff_output_readonly_section_asm_op): New function.
367 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
368 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
369 the old rs6000/xcoff.h toc_section function.
370 (rs6000_xcoff_asm_init_sections): New function.
371 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
372 the section rather than emitting assembly code.
373 (rs6000_xcoff_file_start): Use switch_to_section.
374 (rs6000_xcoff_file_end): Likewise.
375 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
376 (sdata2_section, sbss_section, private_data_section): Delete.
377 (read_only_data_section, read_only_private_data_section): Delete.
378 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
379 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
380 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
381 (FINI_SECTION_FUNCTION): Delete.
382 (TARGET_ASM_INIT_SECTIONS): Define.
383 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
384 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
385 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
386 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
387 (READONLY_DATA_SECTION): Delete.
388 (TARGET_ASM_INIT_SECTIONS): Define.
389 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
390 to NULL rather than no_section.
391 (TARGET_ASM_EXCEPTION_SECTION): Delete.
393 * config/sh/sh.c (sh_file_start): Use switch_to_section.
395 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
396 (sparc_output_deferred_case_vectors): Likewise. Remove argument
397 from call to current_function_section.
399 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
400 (bss100_section): New variable.
401 (xstormy16_asm_output_aligned_common): Use switch_to_section.
402 (xstormy16_asm_init_sections): New function.
403 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
404 switch_to_section and get_section.
405 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
406 from calls to current_function_section.
407 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
408 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
409 (TARGET_ASM_INIT_SECTIONS): Define.
410 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
412 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
413 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
414 (FINI_SECTION_FUNCTION): Delete.
416 * config/v850/v850.c: Include gt-v850.h.
417 (rosdata_section, rozdata_section, tdata_section, zdata_section)
418 (zbss_section): New variables.
419 (v850_output_aligned_bss): Use switch_to_section.
420 (v850_asm_init_sections): New function.
421 (v850_select_section): Return the section rather than emitting
423 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
424 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
425 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
426 (TARGET_ASM_INIT_SECTIONS): Define.
427 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
428 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
429 (zbss_section): Delete.
431 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
433 * config/vx-common.h (vxworks_exception_section): Delete.
434 (TARGET_ASM_EXCEPTION_SECTION): Delete.
436 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
437 section rather than emitting assembly code.
438 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
441 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
442 * coretypes.h (section): New union and typedef.
443 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
444 from call to current_function_section.
445 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
446 (dbxout_symbol_location): Use switch_to_section.
447 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
448 most of the code into...
449 (default_eh_frame_section): ...here. Return a section.
450 (collect2_eh_frame_section): Delete, moving most of the code into..
451 (switch_to_eh_frame_section): ...this new function.
452 (debug_info_section, debug_abbrev_section, debug_aranges_section)
453 (debug_macinfo_section, debug_line_section, debug_loc_section)
454 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
456 (output_call_frame_info): Call switch_to_eh_frame_section instead of
457 eh_frame_section. Use switch_to_section and get_section.
458 (dwarf2out_begin_prologue): Use switch_to_section.
459 (AT_string_form): Check the flags in debug_str_section instead of
460 DEBUG_STR_SECTION_FLAGS.
461 (output_comp_unit): Use switch_to_section, get_section, and
463 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
464 (dwarf2out_begin_block): Use switch_to_section. Remove argument
465 from call to current_function_section.
466 (dwarf2out_var_location): Use unlikely_text_section_p.
467 (dwarf2out_source_line): Use switch_to_section. Remove argument
468 from call to current_function_section.
469 (dwarf2out_start_source_file, dwarf2out_end_source_file)
470 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
471 debug_macinfo_section.
472 (dwarf2out_init): Initialize the new section variables. Use them
473 instead of calls to named_section_flags. Use switch_to_section.
474 (output_indirect_string): Use switch_to_section and debug_str_section.
475 (dwarf2out_finish): Use switch_to_section and the new section
477 * except.c (default_exception_section): Return the section instead
478 of emitting assembly code.
479 (output_function_exception_table): Use the global exception_section
480 variable instead of the target hook. Use switch_to_section. Remove
481 argument from call to current_function_section.
482 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
483 (shorten_branches): Use pointer comparisons to detect whether the
484 text section is the same as readonly_data_section.
485 (profile_function): Use switch_to_section. Remove argument from
486 call to current_function_section.
487 (final_scan_insn): Likewise. Update use of last_text_section.
488 * gengtype.c (open_base_files): Add an include of output.h.
489 * output.h (text_section, data_section, readonly_data_section)
490 (ctors_section, dtors_section, bss_section, init_section)
491 (fini_section, sdata_section): Turn into section pointers.
492 (in_text_section, in_unlikely_text_section, exports_section)
493 (drectve_section, named_section, mergeable_string_section)
494 (last_text_section_name): Delete.
495 (default_exception_section, default_eh_frame_section): Return sections.
496 (SECTION_DECLARED, SECTION_NAMED): New macros.
497 (SECTION_MACH_DEP): Bump value.
498 (section_common, named_section, unnamed_section): New structures.
499 (unnamed_section_callback): New typedef.
500 (section): New union.
501 (sbss_section, exception_section, eh_frame_section): New variables.
502 (in_section, last_text_section): Turn into section pointers.
503 (get_unnamed_section, get_section, get_named_section): New functions.
504 (mergeable_constant_section, function_section): Return a section.
505 (unlikely_text_section): Likewise.
506 (current_function_section): Likewise. Remove the decl argument.
507 (unlikely_text_section_p, switch_to_section): New functions.
508 (output_section_asm_op): New function.
509 (set_named_section_flags, named_section_flags, named_section_real)
510 (named_section_first_declaration): Delete.
511 (default_select_section, default_elf_select_section): Return a section.
512 (default_elf_select_section_1, default_function_rodata_section)
513 (default_no_function_rodata_section, default_select_rtx_section)
514 (default_elf_select_rtx_section): Likewise.
515 * rtl.h (in_data_section): Delete.
516 * sdbout.c (sdbout_one_type): Use switch_to_section.
517 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
518 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
519 (TARGET_ASM_EH_FRAME_SECTION): Poison.
520 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
521 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
522 (TARGET_ASM_OUT): Update after above changes.
523 * target.h (init_sections): New hook.
524 (exception_section, eh_frame_section): Delete.
525 (select_section, select_rtx_section, function_rodata_section): Return
526 a section rather than emitting assembly code.
527 * varasm.c (text_section, data_section, readonly_data_section)
528 (ctors_section, dtors_section, bss_section, init_section)
529 (fini_section): Turn into section pointers.
530 (sdata_section, sbss_section, exception_section): New variables.
531 (eh_frame_section): New variable.
532 (in_section): Make global and turn into a section pointer.
533 (last_text_section): Turn into a section pointer.
534 (unnamed_sections): New variable.
535 (in_named_name, last_text_section_name): Delete.
536 (EXTRA_SECTION_FUNCTIONS): Delete.
537 (in_named_entry): Delete.
538 (section_htab): New variable, replacing...
539 (in_named_htab): ...this deleted variable.
540 (section_entry_eq, section_entry_hash): New functions, based on...
541 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
542 (get_unnamed_section, get_section): New functions.
543 (unlikely_text_section): Return a section instead of emitting
545 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
546 (get_named_section_flags, named_section_first_declaration): Delete.
547 (unlikely_text_section_p): New function.
548 (named_section_real, named_section): Delete.
549 (get_named_section): New function.
550 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
551 (function_section): Return a section rather than emitting
553 (current_function_section): Likewise. Remove argument. Use
554 last_text_section if nonnull, otherwise use function_section.
555 (default_function_rodata_section): Return a section rather than
556 emitting assembly code. Use get_section.
557 (default_no_function_rodata_section): Return a section rather than
558 emitting assembly code.
559 (variable_section): Use switch_to_section and get_named_section.
560 (mergeable_string_section): Return a section rather than emitting
561 assembly code. Use get_section. Make static. Don't take special
562 countermeasures for empty strings.
563 (mergeable_constant_section): Return a section rather than emitting
564 assembly code. Use get_section.
565 (default_named_section_asm_out_destructor): Use switch_to_section
567 (default_dtor_section_asm_out_destructor): Use switch_to_section.
568 (default_named_section_asm_out_constructor): Use switch_to_section
570 (default_ctor_section_asm_out_constructor): Use switch_to_section.
571 (assemble_start_function): Likewise. Set last_text_section to
572 NULL rather than no_section. Change the type of save_section.
573 (assemble_zeros, assemble_variable): Use the section flags to detect
574 whether or not a section is text.
575 (assemble_static_space): Use switch_to_section.
576 (assemble_trampoline_template): Likewise.
577 (output_constant_def_contents): Use switch_to_section and
579 (output_constant_pool_1): Use switch_to_section. Use the section
580 flags to see whether sections contain mergeable data.
581 (init_varasm_once): Initialize section_htab instead of in_named_htab.
582 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
583 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
584 whether a section has already been declared.
585 (default_select_section, default_elf_select_section): Return a
586 section rather than emitting assembly code.
587 (default_elf_select_section_1): Likewise. Use bss_section for
588 SECCAT_BSS if nonnull. Use get_named_section.
589 (default_select_rtx_section): Return a section rather than
590 emitting assembly code.
591 (default_elf_select_rtx_section): Likewise. Use get_named_section.
592 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
593 (output_section_asm_op, switch_to_section): New functions.
594 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
597 * doc/tm.texi: Expand the introduction to the sections documentation.
598 (TRAMPOLINE_SECTION): Document new interface.
599 (SDATA_SECTION_ASM_OP): Document new macro.
600 (READONLY_DATA_SECTION): Delete.
601 (SDATA_SECTION_ASM_OP): Document new macro.
602 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
603 (TARGET_ASM_INIT_SECTIONS): Document new hook.
604 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
605 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
606 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
608 2005-12-07 Alan Modra <amodra@bigpond.net.au>
610 * gcc.c (init_gcc_specs): Match braces inside conditionally
613 2005-12-06 Geoffrey Keating <geoffk@apple.com>
615 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
617 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
620 * tree.c (integer_all_onesp): Always return true if all bits on.
622 * testsuite/g++.dg/init/array0.C: New.
624 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
626 * doc/md.texi: Adapt to implementation.
628 2005-12-06 Andreas Schwab <schwab@suse.de>
630 * opts.c (decode_options): Fix typo in message.
632 2005-12-06 Alan Modra <amodra@bigpond.net.au>
635 * longlong.h: Merge PPC tests from upstream.
637 2005-12-06 Richard Guenther <rguenther@suse.de>
639 * fold-const.c (fold_convert): Do not build and fold
640 CONVERT_EXPR, but always use NOP_EXPR.
642 2005-12-06 Jan Beulich <jbeulich@novell.com>
644 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
645 __builtin_ia32_paddq and __builtin_ia32_subq.
646 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
647 __builtin_ia32_pshufw.
648 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
650 2005-12-05 James E Wilson <wilson@specifix.com>
653 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
656 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
658 * print-tree.c (print_node): Ditto.
659 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
660 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
661 before accessing DECL_ARTIFICIAL.
662 Handle new tag tree codes.
663 * tree-flow-inline.h (clear_call_clobbered): Update for tag
665 (unmodifiable_var_p): Ditto.
666 * tree-flow.h (mem_tag_kind): Remove.
667 (struct var_ann_d): Remove mem_tag_kind member.
668 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
669 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
670 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
671 (group_aliases): Ditto.
672 (setup_pointers_and_addressables): Ditto.
673 (is_escape_site): Ditto.
674 (may_alias_p): Ditto.
675 (create_tag_raw): New function.
676 (create_memory_tag): Use it.
677 (dump_alias_info): Update for tags.
678 (may_be_aliased): Ditto.
679 (add_type_alias): Ditto.
680 (new_type_alias): Ditto.
682 (create_structure_vars): Ditto.
683 * tree-ssa-ccp.c (get_default_value): Ditto.
684 * tree-ssa-operands.c (get_expr_operands): Ditto.
685 (add_stmt_operand): Ditto.
686 (add_call_clobber_ops): Remove duplicated condition.
687 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
689 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
690 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
691 * tree.c (init_ttree): Update structures for new tree codes.
692 (tree_code_size): Update sizes for new tree codes.
693 (make_node_stat): Don't try to set common things on minimal
695 (tree_node_structure): Update for tags.
696 (is_global_var): Ditto.
697 * tree.def: Add new tree codes.
698 * tree.h (MTAG_P): New macro.
699 (TREE_MEMORY_TAG_CHECK): Ditto.
700 (SSA_VAR_P): Update for tags.
701 (struct tree_memory_tag): New structure.
702 (MTAG_GLOBAL): New macro.
703 (union tree_node): Add memory tag member.
704 * treestruct.def (TS_MEMORY_TAG): New.
706 2005-12-05 Dale Johannesen <dalej@apple.com>
708 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
709 what was approved (PR 24323).
711 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
713 * doc/c-tree.texi (Function Bodies): Remove description of
716 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
718 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
719 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
720 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
721 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
722 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
725 2005-12-05 Geoffrey Keating <geoffk@apple.com>
727 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
729 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
730 hook_bool_void_false.
731 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
732 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
734 * config/darwin.c (machopic_select_section): It's not defined
735 as weak if it's only marked as weak_import.
737 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
740 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
741 A hidden weak object does bind locally. Strong linkonce data
742 counts like any other strong symbol for binding.
743 (weak_finish_1): Don't specially handle weakrefs, they no longer
745 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
746 * c-common.c (handle_alias_attribute): Allow static aliases
748 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
749 * gthr-dce.h: Make weakrefs static.
750 * gthr-tpf.h: Likewise.
751 * gthr-solaris.h: Likewise.
752 * gthr-posix.h: Likewise.
753 * gthr-posix95.h: Likewise.
754 * config/darwin.c (darwin_encode_section_info): static weakref
755 variables are not necessarily defined in this translation unit.
756 * doc/extend.texi (Function Attributes): Mention that an alias
757 attribute creates a definition for the thing it's attached to.
758 Change the documentation for weakref to say that the thing
759 it's attached to must be static.
761 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
762 we don't go into an infinite loop.
764 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
766 * config/rs6000/predicates.md (logical_const_operand): Split
767 out of logical_operand.
768 (logical_operand): Use it.
769 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
770 logical_const_operand.
772 2005-12-05 Jan Beulich <jbeulich@novell.com>
774 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
775 and IX86_BUILTIN_CMPNESS.
776 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
777 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
778 * config/i386/i386.md (movti_internal): Correct type attribute.
779 Simplify mode attribute.
780 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
781 Correct type attribute.
782 (absxf2): Correct operator.
783 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
784 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
785 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
787 (sse2_vmsqrtv2df2): Correct mode attribute.
789 2005-12-05 Jan Beulich <jbeulich@novell.com>
791 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
792 16 bits. Provide insn pattern for this case.
794 2005-12-05 Jan Beulich <jbeulich@novell.com>
796 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
798 (__popcountDI2): Likewise.
800 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
803 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
804 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
805 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
808 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
810 * c-typeck.c (null_pointer_constant_p): New function.
811 (build_conditional_expr, build_c_cast, convert_for_assignment,
812 build_binary_op): Use it.
814 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
816 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
817 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
819 (check_function_arguments_recurse): Allow both NOP_EXPR and
820 CONVERT_EXPR but check conversions preserve precision.
821 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
822 but check conversions preserve precision.
823 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
826 2005-12-04 Roger Sayle <roger@eyesopen.com>
829 * common.opt (Wstring-literal-comparison): New command line option.
830 * c-opts.c (c_common_handle_option): Set it with -Wall.
831 * c-typeck.c (parser_build_binary_op): Issue warning if either
832 operand of a comparison operator is a string literal, except for
833 testing equality or inequality against NULL.
835 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
837 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
839 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
840 of building a NOP_EXPR.
841 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
843 * c-convert.c (convert): Use fold_convert instead of building
844 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
845 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
847 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
848 NOP_EXPR the same as CONVERT_EXPR.
849 * c-typeck.c (build_function_call): Use fold_convert instead of
850 building a NOP_EXPR directly.
851 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
853 2005-12-03 Alan Modra <amodra@bigpond.net.au>
855 PR rtl-optimization/25197
856 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
859 2005-12-02 Stuart Hastings <stuart@apple.com>
861 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
864 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
866 * c-typeck.c (default_function_array_conversion,
867 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
868 (build_conditional_expr): Apply integer_zerop to orig_op1 and
869 orig_op2. Don't check them for NOP_EXPR.
870 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
873 2005-12-03 Alan Modra <amodra@bigpond.net.au>
875 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
876 toc_save_offset, toc_size, lr_size.
877 (rs6000_stack_info): Use memset rather than bss struct copy to init.
878 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
879 Adjust for removal of unused rs6000_stack_t fields.
880 (debug_stack_info): Adjust.
881 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
882 first, and don't bother checking for set/inc of lr on sibcalls.
883 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
885 2005-12-02 Jakub Jelinek <jakub@redhat.com>
888 * config/i386/i386.md (movqi_1): Only force imovx for alternative
889 5 if operand 1 is not aligned. Undo previous constraint change.
890 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
892 2005-12-02 Richard Guenther <rguenther@suse.de>
894 * tree.h (build): Remove prototype.
895 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
896 * tree.c (build): Remove.
897 (build0_stat): Update comment.
899 2005-12-02 Richard Guenther <rguenther@suse.de>
901 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
902 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
904 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
905 maybe_fold_offset_to_component_ref): Likewise.
906 * tree-ssa-dom.c (thread_across_edge,
907 simplify_rhs_and_lookup_avail_expr,
908 find_equivalent_equality_comparison, record_equivalences_from_stmt):
910 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
911 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
912 lower_try_finally_switch): Likewise.
913 * tree-if-conv.c (add_to_dst_predicate_list,
914 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
915 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
916 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
917 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
918 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
919 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
920 gimplify_init_ctor_eval, gimplify_init_constructor,
921 gimplify_variable_sized_compare, gimplify_boolean_expr,
922 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
923 gimplify_expr, gimplify_body, gimplify_function_tree,
924 force_gimple_operand): Likewise.
925 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
926 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
927 mx_register_decls): Likewise.
928 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
929 get_frame_field, finalize_nesting_tree_1): Likewise.
930 * tree-inline.c (setup_one_parameter): Likewise.
931 * tree-vect-transform.c (vectorizable_condition): Likewise.
932 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
934 * tree-profile.c (tree_gen_edge_profiler): Likewise.
935 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
936 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
937 * tree-chrec.h (build_polynomial_chrec): Likewise.
939 2005-12-02 Richard Guenther <rguenther@suse.de>
941 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
942 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
943 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
944 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
945 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
946 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
947 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
949 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
950 sh_adjust_unroll_max): Likewise.
951 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
952 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
953 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
955 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
957 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
960 2005-12-02 Richard Guenther <rguenther@suse.de>
962 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
963 simplify_cond_using_ranges): Use buildN instead of build.
964 * tree-tailcall.c (adjust_accumulator_values,
965 adjust_return_value): Likewise.
966 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
967 generate_element_copy, generate_element_zero,
968 generate_one_element_init): Likewise.
969 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
970 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
971 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
972 perfect_nestify): Likewise.
974 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
976 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
978 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
980 * ggc.h (GGC_RESIZEVEC): New.
982 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
984 * gcc.c (execute): Improve readability.
986 2005-12-02 Richard Guenther <rguenther@suse.de>
988 * tree-cfg.c (mark_used_vars): New function.
989 (dump_function_to_file): Dump only used VAR_DECLs.
991 2005-12-02 Richard Guenther <rguenther@suse.de>
993 * convert.c (convert_to_integer): Fix compare for nonpositive
994 constant to use tree_int_cst_sgn <= 0.
996 2005-12-02 Richard Guenther <rguenther@suse.de>
998 * convert.c (convert_to_integer): Use fold_convert instead
999 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
1000 instead of comparing against 0. Use build_int_cst instead
1001 of converting integer_zero_node.
1003 2005-12-02 Richard Guenther <rguenther@suse.de>
1005 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
1008 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1011 * combine.c (simplify_logical <IOR>): Simplify more patterns to
1014 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1017 * function.c (expand_function_end): Emit blockage for unwinder
1020 2005-12-01 Roger Sayle <roger@eyesopen.com>
1022 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
1023 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
1024 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
1025 integer constant comparisons.
1027 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
1028 Janis Johnson <janis187@us.ibm.com>
1029 David Edelsohn <dje@watson.ibm.com>
1030 Ben Elliston <bje@au.ibm.com>
1032 * dfp.h, dfp.c: New files.
1033 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
1034 (DECNUM_H): Likewise.
1035 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
1036 (INCLUDES): Append $(DECNUMINC).
1037 (OBJS-common): Add dfp.o.
1039 * real.h (EXP_BITS): Pinch one bit to ..
1040 (struct real_value): Add decimal field.
1041 (real_format): Change table size, update documentation.
1042 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
1043 (real_from_string3): Declare.
1044 (decimal_single_format): Declare.
1045 (decimal_double_format): Declare.
1046 (decimal_quad_format): Declare.
1047 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
1048 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
1049 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
1050 * real.c: Include dfp.h.
1051 (normalize): Early return for decimal floats.
1052 (do_add): Zero decimal field.
1053 (do_compare): Call do_decimal_compare for decimal floats.
1054 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
1055 (real_arithmetic): Call decimal_real_arithmetic for decimal
1056 floating point operands.
1057 (real_identical): If a and b are of differing radix, return false.
1058 (real_to_integer): Call decimal_real_to_integer if the value is a
1060 (real_to_integer2): Likewise, call decimal_real_to_integer2.
1061 (real_to_decimal): Likewise, call decimal_real_to_decimal.
1062 (real_to_hexadecimal): Place "N/A" in the return string for
1064 (real_from_string3): New variant, given a mode.
1065 (real_maxval): Use decimal_real_maxval for decimal floats.
1066 (round_for_format): Use decimal_round_for_format for decimals.
1067 (real_convert): Use decimal_real_convert where appropriate.
1068 (significand_size): Handle base 10.
1069 (encode_decimal_single, decode_decimal_single,
1070 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
1071 decode_decimal_quad): New functions.
1072 (decimal_single_format): New.
1073 (decimal_double_format): New.
1074 (decimal_quad_format): New.
1075 * machmode.def: Add SD, DD and TD decimal floating point modes.
1076 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
1077 Include MODE_DECIMAL_FLOAT.
1078 (DECIMAL_FLOAT_MODE_P): New.
1079 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
1080 * genmodes.c (struct mode_data): Add counter field.
1081 (struct mode_data): Update comment for format.
1082 (blank_mode): Initialise counter field.
1083 (new_mode): Increment counter field for each mode defined.
1084 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
1086 (make_complex_modes): Handle modes containing `D'.
1087 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
1088 (make_decimal_float_mode): New.
1089 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
1090 (cmp_modes): Compare counter field if other characteristics
1092 (emit_real_format_for_mode): Support formats for decimal floats.
1093 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
1094 Document MODE_DECIMAL_FLOAT.
1096 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1098 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
1101 2005-12-01 Richard Henderson <rth@redhat.com>
1103 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
1105 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1107 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
1109 * config/pa/pa.c (pa_init_builtins): If we detect
1110 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
1113 2005-12-01 Richard Guenther <rguenther@suse.de>
1115 * fold-const.c (fold_binary): Use fold_build2, not
1118 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
1120 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
1122 * vec.h (VEC_block_remove): New.
1124 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
1127 * c-common.c (lvalue_error): Fix wording.
1129 2005-12-01 Richard Guenther <rguenther@suse.de>
1131 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
1132 thinko in last patch.
1134 2005-12-01 Geoffrey Keating <geoffk@apple.com>
1136 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
1137 than -flat_namespace.
1139 2005-12-01 Ben Elliston <bje@au.ibm.com>
1141 * mklibgcc.in: Parameterise the script to build soft float
1142 functions by iterating over each type, rather than cloning the
1145 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1148 * builtins.c (fold_builtin_fputs): Defer check for missing
1149 replacement functions.
1151 2005-11-30 Kean Johnston <jkj@sco.com>
1153 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
1154 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
1156 2005-11-30 Richard Guenther <rguenther@suse.de>
1158 PR tree-optimization/22501
1159 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1160 function split out from ...
1161 (forward_propagate_addr_expr): ... here. Use it to propagate
1162 ADDR_EXPRs to all uses.
1164 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1166 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
1167 * builtins.c (expand_builtin_mathfn): Use them.
1168 (expand_builtin_mathfn_2): Likewise.
1169 (expand_builtin_mathfn_3): Likewise.
1170 (expand_builtin_int_roundingfn): Likewise.
1171 (expand_builtin): Likewise.
1172 (integer_valued_real_p): Likewise.
1173 (fold_builtin_int_roundingfn): Likewise.
1174 (fold_builtin_bitop): Likewise.
1175 (fold_builtin_logarithm): Likewise.
1176 (fold_builtin_1): Likewise.
1177 * convert.c (convert_to_integer): Likewise.
1178 * fold-const.c (negate_mathfn_p): Likewise.
1179 (tree_expr_nonnegative_p): Likewise.
1181 2005-11-30 Dale Johannesen <dalej@apple.com>
1182 Andrew Pinski <pinskia@physics.uc.edu>
1184 * combine.c (find_split_point): Sign extend bitmask
1185 when changing bitfield assignment to IOR of AND.
1187 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1189 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
1190 clobber to scratch reg.
1191 (*decrement_and_branch_until_zero_no_clobber): Remove.
1192 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
1193 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
1194 * config/ms1/ms1.opt (mmul): Remove.
1195 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
1196 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
1198 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1199 Bernd Schmidt <bernd.schmidt@analog.com>
1201 * pa/predicates.md (symbolic_operand): Add comment.
1202 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
1203 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
1204 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
1205 (pa_secondary_reload_class): Delete.
1206 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
1207 and pa_secondary_reload_class. Reorder some checks. Update inline
1208 copy of symbolic operand.
1209 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
1211 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1213 * loop-doloop.c (add_test): Only add jump notes if we did emit a
1216 2005-11-30 Jeff Law <law@redhat.com>
1218 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
1219 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
1221 2005-11-30 Jakub Jelinek <jakub@redhat.com>
1223 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
1224 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
1225 (ia64_expand_move): Adjust caller.
1227 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
1228 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
1231 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
1233 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
1234 Always produce an output if we can remove NEGs or canonicalize
1235 (minus (minus ...)) expressions. Provide a fast path for the
1237 (simplify_gen_binary): Do not call simplify_plus_minus.
1238 (simplify_binary_operation_1): Reassociate at the end of the
1241 2005-11-29 Evan Cheng <evan.cheng@apple.com>
1243 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
1244 moves and unpack to speed up.
1246 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
1248 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
1249 argument, they are always sparc_compare_op0 and sparc_compare_op1.
1250 (gen_v9_scc): Update callers.
1251 * config/sparc/sparc.md: Likewise.
1252 * config/sparc/sparc-protos.h: Update extern declaration.
1254 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
1256 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1258 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
1261 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1263 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
1264 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
1265 (negate_expr): Here.
1267 2005-11-29 Ben Elliston <bje@au.ibm.com>
1269 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
1270 Fix typo in comment.
1272 2005-11-29 Ben Elliston <bje@au.ibm.com>
1274 * Makefile.in (clean-target): Depend on clean-target-libgcc.
1275 (clean-target-libgcc): Import rule from the top-level Makefile.in.
1277 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1281 * builtins.c (init_target_chars): New.
1282 (expand_builtin_printf, expand_builtin_fprintf,
1283 expand_builtin_sprintf, fold_builtin_sprintf,
1284 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
1285 fold_builtin_snprintf_chk, fold_builtin_printf,
1286 fold_builtin_fprintf): Check for matching format strings using
1289 2005-11-29 Paul Brook <paul@codesourcery.com>
1291 * config.gcc: Do not use fixproto on m68k-elf.
1293 2005-11-28 Roger Sayle <roger@eyesopen.com>
1295 * expmed.c (div_cost): Replace with...
1296 (sdiv_cost, udiv_cost): New.
1297 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
1298 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
1299 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
1300 (expand_divmod): Replace use of div_cost with either sdiv_cost
1301 or udiv_cost depending upon the signedness of the operation.
1303 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1306 * config/darwin.c (machopic_indirection_name,
1307 machopic_output_indirection): Follow transparent alias chain.
1309 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1311 * varasm.c (ultimate_transparent_alias_target): Add comment.
1313 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
1315 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
1316 SET_SRC instead of XEXP where appropriate.
1318 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1320 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
1323 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1325 * config/fp-bit.h (LSHIFT): Take shift count parameter.
1326 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
1329 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
1331 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
1332 secondary_input_reload_class, made static. Adapt to new
1334 (secondary_output_reload_class): Delete.
1335 (TARGET_SECONDARY_RELOAD): New macro.
1336 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
1337 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1339 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
1342 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
1343 when its natural alignment is > BITS_PER_UNIT.
1344 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
1345 * c-common.c (handle_packed_attribute): Ignore packing on a field
1346 whose type is naturally char aligned.
1348 2005-11-28 Richard Guenther <rguenther@suse.de>
1350 * c-common.c (strict_aliasing_warning): Handle all
1351 component-ref like accesses.
1353 2005-11-28 Roger Sayle <roger@eyesopen.com>
1354 Uros Bizjak <uros@kss-loka.si>
1357 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
1358 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
1359 when flag_unsafe_math_optimizations is set and
1360 we don't care about NaNs or Infinities.
1362 Move x/expN(y) and x/pow(y,z) transformation into common
1363 flag_unsafe_math_optimizations section.
1365 2005-11-27 Mark Mitchell <mark@codesourcery.com>
1367 * gcc.c (main): Change type of argv to "char **".
1369 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1371 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
1372 small data sections.
1373 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
1374 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
1375 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
1376 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
1377 output locals to sbss if !rs6000_elf_in_small_data_p.
1378 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
1380 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1383 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
1384 generated by reload.
1385 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
1386 indexed_or_indirect_address.
1387 (indexed_or_indirect_address): Don't test for base reg. Call
1388 address_operand last. Make it a special predicate.
1390 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
1392 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
1394 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
1397 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
1399 (negate_expr): Likewise.
1401 2005-11-27 Andreas Schwab <schwab@suse.de>
1403 * config/m68k/m68k.c: Reindent and fix whitespace, remove
1406 2005-11-27 Steven Bosscher <stevenb@suse.de>
1408 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
1409 has EH predecessor edges.
1411 2005-11-26 Eric Christopher <echristo@apple.com>
1413 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
1414 register stalls by zero extending to the full register.
1416 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
1418 * config/floatunsisf.c, config/floatunsidf.c,
1419 config/floatunsixf.c, config/floatunsitf.c: New files.
1420 * config/ia64/t-hpux: Add floatunsitf.c.
1421 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1422 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
1424 2005-11-26 Richard Henderson <rth@redhat.com>
1426 * c-lex.c (pragma_lex): Rename from c_lex.
1427 * c-pch.c: Update for pragma_lex rename.
1428 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
1429 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
1430 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
1431 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
1432 * doc/tm.texi: Likewise.
1434 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
1437 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
1438 when overflow is undefined.
1440 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
1442 * doc/md.texi (Insn Canonicalizations): Refer to the
1443 function commutative_operand_precedence for further rules.
1445 2005-11-25 Roger Sayle <roger@eyesopen.com>
1448 * expmed.c (choose_mult_variant): Return immediately when mult_cost
1449 is less than zero. Limit mult_cost to a reasonable upper bound for
1450 the synthetic multiplication sequence.
1452 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1455 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1456 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
1457 Lookup the explicit replacement functions for any unlocked
1458 stdio builtin transformations.
1460 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
1462 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
1464 * targhooks.c (default_secondary_reload): Don't require operand 2
1465 for an input reload to be earlyclobber.
1467 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1469 * fold-const.c (negate_mathfn_p): Fix comment and add support
1470 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
1473 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1476 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
1477 _Q_ulltoq for unsigned conversions from SImode and DImode to
1480 2005-11-25 Alan Modra <amodra@bigpond.net.au>
1482 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
1483 (__floatundidf, __floatundisf): Likewise.
1485 2005-11-25 David Edelsohn <edelsohn@gnu.org>
1487 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
1488 (rs6000_override_options): Remove initialization of
1489 rs6000_sr_alias_set.
1490 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
1491 (rs6000_emit_stack_tie): Same.
1492 (emit_frame_save): Same.
1493 (gen_frame_mem_offset): Same.
1494 (rs6000_emit_prologue): Same.
1495 (rs6000_emit_epilogue): Same.
1497 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1500 * fold-const.c (fold_build): Convert bool_var != 1 and
1501 bool_var == 0 to !bool_var.
1503 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1506 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
1507 for C being INTEGER_CST. Likewise for !=.
1509 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1512 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
1513 unsigned conversions from SImode to TFmode.
1515 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
1517 * expr.c (expand_expr_real_1): Fix error in last change.
1519 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1521 * caller-save.c: (this_insn_sets): Move into:
1522 (save_call_clobbered_regs).
1523 (mark_set_regs): Get this_insn_sets from data.
1525 (save_call_clobbered_regs): Take sets of the return value by
1526 sibcalls into account.
1528 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1531 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
1532 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
1533 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
1534 (memory_move_secondary_cost, init_reg_autoinc): Remove
1535 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
1536 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
1537 secondary_reload_class call.
1538 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
1540 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
1541 (push_secondary_reload): Use secondary_reload target hook.
1542 (secondary_reload_class, scratch_reload_class): New functions.
1543 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
1544 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
1545 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
1546 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
1547 (secondary_reload_class, scratch_reload_class): Declare.
1548 * reload1.c: Include target.h.
1549 (reload_adjust_reg_for_temp): New function.
1550 (reload_adjust_reg_for_icode): Likewise.
1551 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
1552 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
1554 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
1555 for inheritance. Support case when both secondary & tertiary reloads
1556 are for intermediate registers.
1557 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
1558 with secondary_reload_class call. Support case when both secondary
1559 & tertiary reloads are for intermediate registers.
1560 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
1561 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
1562 * target.h (secondary_reload_info): New struct / typedef.
1563 (struct gcc_target): New member secondary_reload.
1564 * targhooks.c Include reload.h, optabs.h and recog.h.
1565 (default_secondary_reload): New function.
1566 * targhooks.h (default_secondary_reload): Declare.
1567 * doc/tm.texi: Document secondary_reload target hook. Update
1568 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
1569 * doc/md.texi: Likewise.
1571 * sh-protos.h (sh_secondary_reload): Declare.
1572 * sh.c (TARGET_SECONDARY_RELOAD): Override.
1573 (sh_secondary_reload): New function.
1574 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
1575 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1576 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1577 (HAVE_SECONDARY_RELOADS): Define.
1578 * sh.md (reload_indf): Rename to:
1580 (reload_outdf): Rename to:
1581 (reload_outdf__RnFRm).
1582 (reload_insf): Rename to:
1584 (reload_insi): Rename to:
1585 (reload_insi__i_fpul).
1587 2005-11-24 Uros Bizjak <uros@kss-loka.si>
1589 * configure.ac: Require at least texinfo 4.4.
1590 * configure: Regenerate.
1592 * doc/install.texi (Tools/packages necessary for building GCC):
1593 Update required version of texinfo to at least 4.4.
1594 (Installing GCC: Building): Update required version of texinfo
1596 (Installing GCC: Final installation): Update required version
1597 of texi2dvi to at least 4.4.
1598 (Host/target specific installation notes for GCC): Update required
1599 version of texinfo to at least 4.4.
1601 2005-11-24 Richard Guenther <rguenther@suse.de>
1602 Dirk Mueller <dmueller@suse.de>
1605 * c-common.h (strict_aliasing_warning): Declare.
1606 * c-common.c (strict_aliasing_warning): New function,
1608 * c-typeck.c (build_c_cast): ... here.
1610 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1612 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1614 (swap_commutative_operands_with_target): New.
1616 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1618 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
1619 also when doing PRE, rather than only for global CPROP.
1621 2005-11-24 Ben Elliston <bje@au.ibm.com>
1623 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
1624 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
1626 (expand_twoval_unop): Likewise.
1627 (widen_clz): Likewise.
1628 (expand_parity): Likewise.
1629 (expand_unop): Likewise.
1630 (emit_cmp_and_jmp_insn_1): Likewise.
1631 (prepare_float_lib_cmp): Likewise.
1633 2005-11-24 Ben Elliston <bje@au.ibm.com>
1635 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
1636 Remove unused `class' variable.
1638 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
1641 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
1642 C/C++ diagnostic function warn_array_subscript_with_type_char.
1643 * c-common.h (warn_array_subscript_with_type_char): Declare.
1644 * c-common.c (warn_array_subscript_with_type_char): Define.
1646 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
1649 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
1650 compiling at the intersection of C and C++.
1652 2005-11-23 Mark Mitchell <mark@codesourcery.com>
1654 * doc/invoke.texi: For man pages, include gcc-vers.texi.
1655 List @file in the option summary. Include the libiberty
1656 documentation for @file.
1657 * gcc.c (main): Call expandargv.
1658 * Makefile.in (gcc-vers.texi): Define srcdir.
1660 2005-11-23 Diego Novillo <dnovillo@redhat.com>
1662 * passes.c (init_optimization_passes): Document
1663 sequencing of passes.
1665 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
1667 * config/m68k/predicates.md (pcrel_address, extend_operator,
1668 post_inc_operand, pre_dec_operand): Remove redundant
1670 (const_uint32_operand, const_sint32_operand): Use gcc_assert
1672 (valid_dbcc_comparison_p): Rewrite in the lisp style.
1674 2005-11-23 Ben Elliston <bje@au.ibm.com>
1676 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
1678 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
1680 Preparatory work for PR target/21623:
1681 * alpha.c (secondary_reload_class): Rename to:
1682 (alpha_secondary_reload_class).
1683 * alpha.h, alpha-protos.h: Likewise.
1684 * mn10300.c (secondary_reload_class): Rename to:
1685 (mn10300_secondary_reload_class).
1686 * mn10300.h, mn10300-protos.h: Likewise.
1687 * pa.c (secondary_reload_class): Rename to:
1688 (pa_secondary_reload_class).
1689 * pa.h, pa-protos.h: Likewise.
1690 * rs6000.c (secondary_reload_class): Rename to:
1691 rs6000_secondary_reload_class.
1692 * rs6000.h, rs6000-protos.h: Likewise.
1694 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
1697 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
1699 2005-11-22 Ian Lance Taylor <ian@airs.com>
1701 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
1703 (prepare_cmp_insn): Likewise.
1705 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
1708 * m68k.md (zero_extendsidi2): Force operands[1] to a register
1709 if both operands[0] and operands[1] are memory.
1711 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1714 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
1715 COMPARISON_CLASS_P and an integral types create create a new
1716 expression with the new type and fold that.
1718 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1721 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
1722 to SUBTARGET_OS_CPP_BUILTINS.
1724 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
1726 * arm.c (emit_set_insn): New function.
1727 (arm_split_constant): Call it.
1728 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
1729 (arm_legitimize_address): Likewise. Use plus_constant.
1730 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
1731 (thumb_expand_prologue): Likewise.
1732 (arm_gen_load_multiple): Use VOIDmode in SET.
1733 (arm_gen_store_multiple): Likewise.
1734 (vfp_emit_fstmx): Likewise. Use plus_constant.
1735 (emit_multi_reg_push): Likewise.
1736 (emit_sfm): Use plus_constant.
1738 2005-11-23 Alan Modra <amodra@bigpond.net.au>
1741 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
1744 2005-11-22 Alan Modra <amodra@bigpond.net.au>
1747 * expmed.c (store_bit_field): Don't attempt to insv a field
1748 larger than the reg.
1750 2005-11-22 Alan Modra <amodra@bigpond.net.au>
1753 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
1754 explicit sign extension, not a (char) cast.
1756 2005-11-22 Ben Elliston <bje@au.ibm.com>
1758 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
1759 GET_MODE_CLASS (x) == MODE_FLOAT.
1760 * config/i386/i386.c: Likewise.
1761 * config/rs6000/xcoff.h: Likewise.
1762 * config/rs6000/linux64.h: Likewise.
1763 * config/rs6000/rs6000.c: Likewise.
1764 * config/rs6000/rs6000.h: Likewise.
1765 * config/rs6000/predicates.md: Likewise.
1766 * config/rs6000/sysv4.h: Likewise.
1768 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1770 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
1773 * config/alpha/freebsd.h, config/alpha/linux.h,
1774 config/arm/linux-elf.h, config/bfin/bfin.h,
1775 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
1776 config/i386/beos-elf.h, config/i386/gnu.h,
1777 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
1778 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
1779 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
1780 config/rs6000/linux64.h, config/rs6000/sysv4.h,
1781 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
1782 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
1783 config/sparc/linux.h, config/sparc/linux64.h,
1784 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
1786 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
1787 are both defined when either flag -fpic or -fPIC are used.
1789 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
1791 * config/fp-bit.c (clzusi): New function.
1792 (si_to_float, usi_to_float): Use it to compute proper shift.
1793 (usi_to_float): Preserve guard bits when shifting right.
1794 * libgcc-std.ver (GCC_4.2.0): New version.
1795 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
1796 __floatundisf): New functions.
1797 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
1798 __floatundisf): Declare.
1799 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
1800 _floatundixf, and _floatunditf.
1801 * optabs.c (expand_float): If target does not define a pattern for
1802 signed or unsigned conversion, use an unsigned libcall instead of
1804 (init_optabs): Initialize ufloat_optab.
1806 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
1808 * config/rs6000/rs6000.opt (mmulhw): New option.
1809 * doc/invoke.texi (-mmulhw): Document.
1810 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
1812 * config/rs6000/rs6000.md: Add half-word multiply and
1813 multiply-accumulate instructions for 405 and 440.
1815 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
1817 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
1818 which matches behavior of gcc 4.0 and older for RTEMS targets. The
1819 default now includes a linker group which makes the RTEMS one nest.
1821 2005-11-22 Ben Elliston <bje@au.ibm.com>
1823 * cse.c (fold_rtx): Typo fix.
1824 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
1826 2005-11-21 Richard Henderson <rth@redhat.com>
1828 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
1829 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
1831 * c-tree.h (lookup_name): Move declaration ...
1832 * c-common.h (lookup_name): ... here.
1833 * config/darwin-c.c: Include c-common.h.
1834 * config/t-darwin: Update dependencies.
1836 2005-11-22 Ben Elliston <bje@au.ibm.com>
1838 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
1839 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
1840 * genopinit.c (gen_insn): Likewise.
1841 * reload.c (find_equiv_reg): Likewise.
1842 * loop.c (load_mems): Likewise.
1843 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
1844 * cse.c (find_comparison_args, fold_rtx): Likewise.
1845 * dwarf2out.c (add_const_value_attribute): Likewise.
1846 * expr.c (convert_move): Likewise.
1847 * recog.c (general_operand, register_operand): Likewise.
1848 * reg-stack.c (replace_reg): Likewise.
1849 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
1850 * c-common.c (handle_vector_size_attribute): Likewise.
1851 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
1852 (simplify_binary_operation_1): Likewise.
1853 (simplify_const_binary_operation): Likewise.
1854 (simplify_relational_operation): Likewise.
1855 (simplify_const_relational_operation): Likewise.
1856 (simplify_immed_subreg): Likewise.
1857 * emit-rtl.c (gen_lowpart_common): Likewise.
1858 * expmed.c (expand_mult): Likewise.
1859 * stor-layout.c (layout_type): Likewise.
1861 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
1864 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
1865 cst2 only for SPE vectors.
1867 2005-11-21 David Edelsohn <edelsohn@gnu.org>
1870 * config/rs6000/predicates.md (vrsave_operation): Check
1871 UNSPEC_VOLATILE value.
1873 2005-11-21 Jan Hubicka <jh@suse.cz>
1875 PR tree-optimization/24653
1876 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
1878 2005-11-21 Uros Bizjak <uros@kss-loka.si>
1880 * config/i386/predicates.md (ax_reg_operand): New predicate.
1881 (memory_displacement_only_operand): New predicate.
1882 * config/i386/i386.md ("modrm" attribute): Return 0 if one
1883 operand is AX register and the other operand is memory operand
1884 with displacement only.
1886 2005-11-21 Uros Bizjak <uros@kss-loka.si>
1888 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
1889 if we don't care about NaNs or Infinities.
1891 2005-11-20 Ian Lance Taylor <ian@airs.com>
1893 PR rtl-optimization/24883
1894 * combine.c (combinable_i3pat): When checking whether the
1895 destination of i3 is used in i3, consider paradoxical subregs.
1897 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
1900 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
1902 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
1904 * combine.c (try_combine): Do not run subst on i1src and i2src in
1905 the case of generating a PARALLEL for a comparison.
1907 2005-11-20 Richard Henderson <rth@redhat.com>
1910 * tree-sra.c (struct sra_elt): Add all_no_warning.
1911 (struct sra_walk_fns) <use>: Add use_all argument.
1912 (sra_walk_expr): Pass it.
1913 (sra_walk_modify_expr): Likewise.
1914 (scalarize_ldst): Likewise.
1915 (scan_use): Update for new argument.
1916 (mark_no_warning): New.
1917 (scalarize_use): Use it.
1919 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
1921 * expr.c (expand_expr_real): Use usmul_optab for widening
1922 signed * unsigned multiplies.
1923 * genopinit.c (optabs): Add usmul_widen_optab.
1924 * optabs.c (init_optabs): Likewise.
1925 * optabs.h (enum optab_index): Add OTI_usmul_widen.
1926 (usmul_widen_optab): Define.
1927 * config/bfin/bfin.md (usmulhisi3): New pattern.
1929 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
1931 2005-11-20 Graham Stott <btinternet.com>
1933 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
1935 2005-11-20 Andreas Schwab <schwab@suse.de>
1938 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
1941 2005-11-19 Richard Henderson <rth@redhat.com>
1944 * tree-gimple.c (is_gimple_id): Export.
1945 * tree-gimple.h (is_gimple_id): Declare.
1946 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
1947 (get_default_value): Use it.
1948 (maybe_fold_stmt_indirect): Likewise.
1950 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
1952 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
1953 than VR1 or vice-versa.
1955 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
1959 * reload.c (find_reloads_address_1): Mention dependency on
1961 * reload1.c (gen_reload): For IN with an unary operation, try
1962 moving inner expression to OUT if trivial SET is not valid.
1963 Confirm that the result is valid. Move common code block into...
1964 (emit_insn_if_valid_for_reload): New function.
1966 2005-11-19 Richard Guenther <rguenther@suse.de>
1968 * fold-const.c (fold_indirect_ref_1): Make sure we fold
1969 ARRAY_REFs of constant strings.
1971 2005-11-19 Jakub Jelinek <jakub@redhat.com>
1973 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
1974 fatal format string.
1976 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
1978 * combine.c (make_compound_operation): Swap operands of
1979 commutative operation if necessary before returning.
1981 2005-11-19 Richard Guenther <rguenther@suse.de>
1984 * fold-const.c (fold_plusminus_mult_expr): New function.
1985 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
1986 cases, remove now unnecessary code.
1988 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
1990 * gensupport.c (old_preds): Rename to std_preds, add special field.
1991 (struct old_pred_table): Rename to struct std_pred_table, add special
1993 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
1994 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
1995 (init_predicate_table): Adjust, and set along the way whether a
1996 predicate is special.
1998 2005-11-18 Mark Mitchell <mark@codesourcery.com>
2000 * BASE-VER: Change to 4.2.0.
2002 2005-11-18 James E Wilson <wilson@specifix.com>
2004 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
2007 2005-11-18 Mike Stump <mrs@apple.com>
2009 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
2010 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2011 * c-decl.c (lookup_name_two) Remove.
2012 * c-tree.h (lookup_name_two): Remove.
2013 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
2014 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
2015 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
2016 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
2018 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
2021 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
2022 when not generating code to use that co-processor.
2024 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
2026 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
2027 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
2028 these functions are now in tree-phinodes.c.
2030 2005-11-18 Jie Zhang <jie.zhang@analog.com>
2032 * config/bfin/bfin.md (trap): New pattern.
2034 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2036 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
2039 * expr.c (expand_expr_real): Don't call record_block_change unless
2040 ib_boundaries_block is non-null
2042 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
2044 * fold-const.c (build_range_check): Use proper type for subtraction
2045 when merging lower bound.
2047 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2049 PR rtl-optimization/24497
2050 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
2053 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2055 * tree-scalar-evolution.c (expression_expensive_p): New function.
2056 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
2058 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
2060 * config/bfin/crtlibid.s: New file.
2062 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2065 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
2066 when not using sjlj exceptions.
2067 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
2068 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2069 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
2070 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
2071 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
2072 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
2073 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
2074 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
2075 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
2076 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
2077 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
2078 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
2079 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
2081 * config/pa/hpux-unwind.h: New file.
2083 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
2085 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
2086 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
2087 * varasm.c (do_assemble_alias): Adjust call.
2088 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
2090 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
2092 2005-11-17 James E Wilson <wilson@specifix.com>
2094 * tree.def (FUNCTION_DECL): Correct typo in comment.
2096 2005-11-17 Richard Henderson <rth@redhat.com>
2098 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
2099 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
2100 and DW_CFA_def_cfa_sf.
2101 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
2102 (dbx_reg_number): Don't assert particular registers here.
2103 (based_loc_descr): ... do it here instead. Fold in ...
2104 (eliminate_reg_to_offset): ... this function.
2105 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
2106 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
2107 * unwind-dw2.c (execute_cfa_program): Apply data align factor
2108 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
2109 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
2110 (instantiate_virtual_regs): Likewise.
2111 * var-tracking.c (adjust_stack_reference): Likewise.
2112 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2114 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
2116 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
2117 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
2118 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
2120 ($(T)crtlibid.o): New rule.
2122 2005-11-16 Richard Guenther <rguenther@suse.de>
2125 * fold-const.c (extract_array_ref): Return byte offset
2127 (fold_binary): Fold &x[a] CMP &x[b] to
2128 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
2131 2005-11-16 Richard Henderson <rth@redhat.com>
2134 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
2135 parts of an SSA_NAME.
2137 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
2140 * arm.md (split for movsf with immediate): Restrict split to insns
2141 that set a general register.
2143 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2145 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
2147 * unwind-dw2.c (uw_advance_context): Likewise.
2148 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
2149 _Unwind_SjLj_Unregister.
2150 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
2152 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2154 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
2156 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2158 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
2159 langhook to get a DImode integer type.
2161 2005-11-16 Richard Henderson <rth@redhat.com>
2162 J"orn Rennecke <joern.rennecke@st.com>
2163 Ulrich Weigand <uweigand@de.ibm.com>
2167 * reload1.c (reg_equiv_invariant): New.
2168 (reload): Allocate, initialize, and free it.
2169 (calculate_needs_all_insns): Check it when skipping equivalence
2171 (alter_reg): Likewise.
2172 (eliminate_regs_1): Rename from eliminate_regs. Add new
2173 may_use_invariant argument; only use reg_equiv_invariant when true.
2174 (eliminate_regs): New.
2175 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
2176 a context for which may_use_invariant may be true.
2178 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2180 * fold-const.c (const_binop): Don't constant fold the operation
2181 if the result has overflowed and flag_trapping_math.
2182 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2184 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2186 * config/arm/unwind-arm.c (abort): Add prototype here.
2187 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
2188 (struct phase1_vrs): Add prev_sp.
2189 (unwind_phase2_forced): Save the original core registers instead of
2190 modifying entry_vrs. Take a new flag argument for resuming unwinding
2191 and set action flags accordingly. Always set _US_END_OF_STACK when
2192 get_eit_entry fails. Unwind before calling the stop function.
2193 (_Unwind_GetCFA): New function.
2194 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
2195 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
2196 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
2197 just call unwind_phase2_forced.
2198 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
2199 * config/arm/unwind-arm.h (abort): Remove prototype.
2200 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
2202 (_Unwind_GetCFA): New prototype.
2203 * config/arm/pr-support.c (abort): Add prototype here.
2204 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
2206 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
2207 not schedule the prologue with non-call exceptions and EABI.
2209 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
2211 * config/arm/unwind-arm.h: Reorder interface function declarations.
2212 (_URC_END_OF_STACK): New enumeration value.
2213 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
2214 (struct _Unwind_Control_Block): Document reserved field use.
2215 (_Unwind_Stop_Fn): New typedef.
2216 (_Unwind_ForcedUnwind): Declare.
2217 (_Unwind_Resume_or_Rethrow): Declare.
2218 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
2220 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
2221 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
2222 (UCB_FORCED_STOP_ARG): New.
2223 (search_EIT_table): Update boundary condition checks.
2224 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
2225 (unwind_phase2): Replace for with do..while.
2226 (unwind_phase2_forced): New.
2227 (__gnu_Unwind_RaiseException): Replace for with do..while.
2228 (__gnu_Unwind_ForcedUnwind): New.
2229 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
2230 Use appropriate phase2 unwinder.
2231 (__gnu_Unwind_Resume_or_Rethrow): New.
2232 (__gnu_unwind_pr_common): Cope with forced unwinding.
2234 2005-11-16 David Edelsohn <edelsohn@gnu.org>
2237 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
2239 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
2240 roundsf2): Remove "s" from mnemonic.
2242 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
2244 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
2246 * config/bfin/crtn.s: Change epilogues to match.
2247 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
2248 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
2249 __PIC__ and __pic__.
2251 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2254 * doc/invoke.texi: Distinguish between free and fixed form instead of
2255 Fortran and Fortran 90/95. Remove ratfor from the list of supported
2257 * gcc.c (default_compilers): Remove double entries, add entries for
2258 suffixes '.F90' and '.F95'.
2260 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2262 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
2263 in the stack probing loop.
2265 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2267 * configure.ac: Use .machine power5 not power5x.
2268 * configure: Regenerate.
2270 2005-11-15 Mike Stump <mrs@apple.com>
2272 * c-decl.c (lookup_name_two): Add.
2273 * c-tree.h (lookup_name_two): Likewise.
2274 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
2275 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2277 2005-11-16 Alan Modra <amodra@bigpond.net.au>
2279 PR rtl-optimization/23392
2280 * regrename.c (enum scan_actions) Add mark_access.
2281 (scan_actions_name): Ditto.
2282 (scan_rtx_reg): Handle mark_access.
2283 (scan_rtx_address): Do nothing for mark_access.
2284 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
2285 and regs in REG_INC notes before closing chains for dead regs.
2286 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
2287 opening chains for new writes.
2289 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2291 * c.opt (ffixed-line-length-none): New.
2293 2005-11-15 Steve Ellcey <sje@cup.hp.com>
2295 * mklibgcc.in: Change contents of eh_dummy.c.
2297 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2299 * loop.c (scan_loop): Do not insert temporaries for hard registers.
2301 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2303 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
2305 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
2307 2005-11-15 Jan Hubicka <jh@suse.cz>
2309 * invoke.texi (large-unit-insns): Document.
2310 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
2311 * params.def (large-unit-insns): New param.
2313 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
2316 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
2317 special register for operand 3. Reindent constraints to align
2320 2005-11-14 David Edelsohn <edelsohn@gnu.org>
2322 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
2323 -mpopcntb, -mfprnd. Add -mcpu=power5+.
2324 * configure.ac: Add test for FP rounding instructions.
2325 * configure: Regenerate.
2326 * config.in: Regenerate.
2327 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2328 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
2330 * config/rs6000/rs6000.opt (mfprnd): New.
2331 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
2332 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
2333 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
2334 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
2335 (TARGET_FPRND): New.
2336 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
2338 (btrunc<mode>2): New.
2340 (floor<mode>2): New.
2341 (round<mode>2): New.
2343 2005-11-14 Geoffrey Keating <geoffk@apple.com>
2345 * gcc.c (version_compare_spec_function): Use fatal() rather than
2348 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
2349 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
2350 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
2352 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
2355 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
2356 on -mmacosx-version-min setting.
2358 2005-11-14 Diego Novillo <dnovillo@redhat.com>
2361 * tree-vrp.c (infer_value_range): Return false if STMT is a
2362 block terminator and its basic block has no successors.
2364 2005-11-14 Mike Stump <mrs@apple.com>
2366 * config/i386/i386.c (override_options): -masm=intel isn't
2367 supported on darwin.
2368 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2370 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
2372 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
2373 vfork after including auto-host.h.
2375 2005-11-15 Alan Modra <amodra@bigpond.net.au>
2377 PR rtl-optimization/22002
2378 * combine.c (distribute_notes): Detect cases where a reg dies
2379 two or more times in a bb, including on the insn we are combining,
2380 and place the death note on the correct range.
2382 2005-11-14 Dale Johannesen <dalej@apple.com>
2384 * expmed.c (store_bit_field): Add offset unconditionally for
2386 (extract_bit_field): Don't force extzv or extv operand into
2387 a register if field is too big.
2389 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2391 * config/arm/arm.c (pic_labelno): New.
2392 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
2393 LABEL_REF. Pass only the labelno to PIC insns.
2394 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2395 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
2396 * arm.md (UNSPEC_PIC_LABEL): New constant.
2397 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2398 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
2399 Use the correct label prefix.
2401 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2403 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
2406 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
2408 * loop-invariant.c: Include tm_p.h.
2409 * Makefile.in: Updated.
2411 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2413 * pa.c (store_reg): Revise generation of frame notes in large frames.
2414 (set_reg_plus_d): Likewise.
2416 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
2418 PR tree-optimization/24709
2419 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
2422 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2424 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
2425 and duplicate declaration of pthread_self.
2427 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
2428 Ian Lance Taylor <ian@airs.com>
2431 * calls.c (expand_call): If TARGET is a MEM and some part of the
2432 argument area has been saved, force TARGET to a register.
2434 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
2436 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
2439 2005-11-13 Jason Merrill <jason@redhat.com>
2442 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
2443 lazily declared methods.
2444 (force_decl_die): Stop if forcing out the context already make a
2446 (force_type_die): Likewise.
2448 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
2451 * builtins.c (integer_valued_real_p): Add break in
2452 REAL_CST having TREE_OVERFLOW set.
2454 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
2456 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
2457 addressing modes during calculation of costs.
2459 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
2461 * function.c (assign_stack_local_1): Restrict sanity check
2462 on frame size overflow to 32-bit and above platforms.
2464 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2466 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2467 * config/cris/cris.c: Include reload.h.
2468 (cris_initial_elimination_offset): New function.
2469 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
2472 2005-11-12 Richard Guenther <rguenther@suse.de>
2474 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
2476 2005-11-12 Jan Hubicka <jh@suse.cz>
2478 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
2479 to compare against 0 when possible.
2481 2005-11-12 Jie Zhang <jie.zhang@analog.com>
2483 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
2484 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
2485 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
2486 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
2489 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2491 * recog.c (constrain_operands) <case 'g'>: For a match, require
2492 that a non-register matches general_operand when strict >= 0.
2494 2005-11-11 Steven Bosscher <stevenb@suse.de>
2496 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
2499 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2501 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
2502 (memory_address_same): New.
2503 (dse_optimize_stmt): Call memory_address_same.
2505 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2508 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
2509 ZERO_EXTEND>: New cases.
2511 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2513 * longlong.h (__clz_tab): Always provide.
2515 2005-11-11 Steven Bosscher <stevenb@suse.de>
2518 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
2520 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
2521 before check_maybe_invariant.
2522 (move_invariant_reg): Use gen_move_insn instead of replacing
2523 SET_DEST with the temporary for the invariant.
2524 (move_loop_invariants): If checking is enabled, do internal
2525 consistency checks after completing the pass.
2527 2005-11-11 David Edelsohn <edelsohn@gnu.org>
2530 * common.opt (Wvolatile-register-var): New.
2531 * varasm.c (make_decl_rtl): Only emit warning when option
2532 specified. Clarify warning message.
2533 * doc/invoke.texi (Wvolatile-register-var): Document new option.
2535 * doc/md.texi (copysign): Document standard named pattern.
2537 2005-11-11 Jie Zhang <jie.zhang@analog.com>
2539 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
2540 bytes when align is 2.
2541 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
2542 by the first instruction of the loop.
2544 2005-11-11 Jason Merrill <jason@redhat.com>
2547 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
2550 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
2552 PR rtl-optimization/22509
2553 * local-alloc.c (memref_used_between_p): Check whether a function call
2554 could not reference the memref.
2556 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
2558 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
2559 algorithm so as to choose the best, not the worst, alternative.
2560 Reset accumulated register class before processing next alternative.
2562 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
2565 * calls.c (expand_call): Copy a return value to a plain register
2568 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
2571 * varasm.c (assemble_name): Recompute name only for transparent
2574 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
2576 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
2578 2005-11-04 Jeff Law <law@redhat.com>
2581 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
2582 perform reassociation if the parent statement will not die as
2583 a result of the optimization.
2585 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
2587 * tree-ssa-alias.c (compute_may_aliases): Remove call to
2588 delete_old_heap_vars.
2589 * tree-dfa.c (referenced_var_remove): Remove function.
2590 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
2591 (delete_tree_ssa): Remove call to delete_old_heapvars.
2592 Add call to delete_alias_heapvars.
2593 * tree-flow.h (referenced_var_remove): Remove prototype
2594 (init_alias_heapvars): New prototype.
2595 (delete_alias_heapvars): Ditto.
2596 * Makefile.in (tree-ssa-structalias.o): Add
2597 gt-tree-ssa-structalias.o
2598 (GTFILES): Add tree-ssa-structalias.h and
2599 tree-ssa-structalias.c.
2600 (s-gtype): Add gt-tree-ssa-structalias.h.
2601 * tree-ssa-structalias.c (heapvars): Remove.
2602 (oldheapvars): Remove.
2603 (heapvar_for_stmt): New variable.
2604 (heapvar_lookup): New function.
2605 (heapvar_insert): Ditto.
2606 (get_constraint_for): See if we have an old heapvar
2608 (init_alias_heapvars): New function.
2609 (delete_alias_heapvars): Ditto.
2610 Add include of gt-tree-ssa-structalias.h.
2612 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2615 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
2617 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
2619 * tree.c (int_fits_type_p): Only look at the base type
2620 if it has the same precision as the original type.
2622 2005-11-10 Jakub Jelinek <jakub@redhat.com>
2625 * varasm.c (assemble_alias): Use %q+D in the error
2626 message instead of %J and %qD.
2628 2005-11-10 Richard Guenther <rguenther@suse.de>
2630 * gcse.c (free_ldst_entry): Only free hashtable if
2633 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2635 * function.c (assign_stack_local_1): Issue an error message if
2636 the frame size overflows in the signed target arithmetics.
2638 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2640 * tree.c (build_qualified_type): Chain the new type to the original
2641 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
2642 a POINTER_TYPE or a REFERENCE_TYPE respectively.
2643 (build_pointer_type_for_mode): Only return unqualified types.
2644 (build_reference_type_for_mode): Likewise.
2646 2005-11-09 Jakub Jelinek <jakub@redhat.com>
2648 * Makefile.in (gnucompare): Do comparison of all files using one of
2649 the chosen methods and only afterwards decide if just warning should
2650 be issued or comparison failure raised.
2652 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2654 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
2655 (noce_try_abs): Negate if the comparison is reversed.
2656 Look only one instruction backwards for a REG_EQUAL note.
2658 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
2661 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
2662 gthr-tpf.h: Define __gthrw. For all identifiers that might
2663 be weak, introduce weakrefs or non-weak aliases with __gthrw,
2664 and prefix all uses with __ghtrw.
2666 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
2669 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
2670 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
2671 * c-common.c (handle_weakref_attribute): New.
2672 (c_common_attribute_table): Add weakref.
2673 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
2675 * configure, config.in: Rebuilt.
2676 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
2677 * doc/extend.texi: Document weakref attribute.
2678 * varasm.c (ultimate_transparent_alias_target): New
2679 (assemble_name): Use it.
2680 (weak_finish_1): Split out of...
2681 (weak_finish): ... and deal with weakrefs in...
2682 (weakref_targets): ... new list.
2683 (globalize_decl): Clean up weakref_targets.
2684 (do_assemble_alias): Handle weakrefs.
2685 (finish_aliases_1): Do not reject weakrefs to external symbols.
2686 (assemble_alias): Handle weakrefs.
2688 2005-11-09 Richard Guenther <rguenther@suse.de>
2690 PR tree-optimization/24716
2691 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
2692 t_bool to track results from follow_ssa_edge.
2694 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2696 * final.c (force_source_line): New global variable.
2697 (final_scan_insn): Set it to true instead of clearing last_filename.
2698 (notice_source_line): Return true if force_source_line is true,
2699 unless source info is absent.
2701 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
2704 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
2705 a linkage name for a variable if it a register variable.
2706 * c-decl.c (grokdeclarator): Global register variables
2707 should be set as PUBLIC.
2709 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2712 * config/s390/s390.c (struct s390_frame_layout): New fields
2713 first_save_gpr_slot and last_save_gpr_slot.
2714 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
2715 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
2716 first_save_gpr and last_save_gpr with the _slot variants.
2717 (s390_register_info): Calculate first_save_gpr_slot and
2718 last_save_gpr_slot using regs_ever_live.
2720 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2723 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
2724 for a function containing a landing pad.
2726 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2729 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
2732 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
2734 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
2735 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
2737 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
2740 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
2742 (call,load,store): New insn types.
2743 (mem_access, branch_access): Adjust reservation conditions.
2744 (define_delay): Adjust condition.
2745 (decrement_and_branch_until_zero): Allow for ms2. Set branch
2747 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
2748 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
2750 (call_internal, call_value_internal, return_internal,
2751 return_interrupt_internal, eh_return_internal, indirect_jump,
2752 tablejump): Set call insn type.
2753 (blockage, ei, di): Use appropriate unspec const.
2754 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
2755 (ms1_get_attr_type): Adjust to give load & store types.
2756 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
2757 backwards past a barrier.
2758 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
2760 (struct branch_info, struct label_info): New.
2762 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
2763 (ms1_machine_reorg): New.
2764 (TARGET_MACHINE_DEPENDENT_REORG): Override.
2765 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
2766 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
2767 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
2770 2005-11-09 Per Bothner <per@bothner.com>
2771 Uros Bizjak <uros@kss-loka.si>
2774 * toplev.c (process_options): Initialize debug_hooks early
2775 in case lang_hooks.post_options ends up calling a debug_hook.
2777 2005-11-08 Jakub Jelinek <jakub@redhat.com>
2779 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
2780 DBX_REGISTER_NUMBER being contiguous.
2782 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
2783 Diego Novillo <dnovillo@redhat.com>
2786 * tree-vrp.c (register_edge_assert_for): Do not register
2787 always-false predicates.
2789 2005-11-08 Devang Patel <dpatel@apple.com>
2791 PR tree-optimization/23115
2792 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
2795 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
2797 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
2800 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
2802 Fix PR tree-optimization/23382
2804 * tree-ssa-alias.c (compute_may_aliases): Call
2805 delete_old_heap_vars.
2806 * tree-dfa.c (referenced_var_remove): New function.
2807 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
2808 * tree-flow.h (referenced_var_remove): Add prototype.
2809 (delete_old_heap_vars): Ditto.
2810 * tree-ssa-structalias.c (heapvars): New variable.
2811 (oldheapvars): Ditto.
2812 (get_constraint_for): Put heap vars on heapvars list.
2813 (delete_old_heap_vars): New function.
2815 2005-11-08 Jason Merrill <jason@redhat.com>
2817 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
2819 2005-11-08 Uros Bizjak <uros@kss-loka.si>
2822 * reg-stack.c (reg_to_stack): Update register liveness also
2823 for flag_sched2_use_traces.
2825 2005-11-08 Alan Modra <amodra@bigpond.net.au>
2828 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
2829 override prior explicit -mno-powerpc-gfxopt.
2831 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
2833 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
2834 if the bitsize is zero.
2835 * doc/md.texi (Standard Pattern Names): Document it.
2837 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
2838 (TARGET_PASS_BY_REFERENCE): Likewise.
2840 2005-11-07 Ian Lance Taylor <ian@airs.com>
2842 PR rtl-optimization/24683
2843 * config/i386/i386.c (legitimize_pic_address): If constant operand
2844 to PLUS is too large, put it in a register.
2846 2005-11-07 Jie Zhang <jie.zhang@analog.com>
2848 * configure.ac: Enable checking assembler dwarf2 support for bfin
2850 * configure: Regenerate.
2852 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
2856 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
2857 gen_easy_vector_constant_add_self): Delete.
2858 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
2860 (output_vec_const_move): Use gen_easy_altivec_constant.
2861 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
2862 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
2863 (easy_vector_constant_add_self): Rewritten.
2864 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
2865 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
2866 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
2867 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
2868 Macroize and adjust for the other changes.
2870 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
2874 * c-typeck.c (build_c_cast): Try using a shared constant, and see
2875 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
2877 2005-11-07 Jakub Jelinek <jakub@redhat.com>
2879 PR rtl-optimization/23567
2880 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
2881 (noce_process_if_block): Don't do any optimizations except
2882 if (cond) x = x; if !set_b and write into orig_x may trap
2883 or fault. Remove the MEM_READONLY_P check.
2885 2005-11-06 Diego Novillo <dnovillo@redhat.com>
2888 * tree-vrp.c (fix_equivalence_set): New.
2889 (extract_range_from_assert): Call it.
2891 2005-11-05 Ian Lance Taylor <ian@airs.com>
2894 * combine.c (apply_distributive_law): Don't distribute across a
2897 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
2899 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
2900 config/ms1/ms1.h, config/rs6000/predicates.md,
2901 config/s390/s390.c, params.def, postreload-gcse.c,
2902 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
2903 tree-vrp.c, tree.c: Fix comment typos.
2904 * doc/invoke.texi: Fix typos.
2906 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
2908 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
2909 for testing whether the data_dependence_relation contains distance
2910 vectors. Iterate over all distance vectors of the ddr.
2911 * lambda.h: Define a vec of lambda_vector pointers.
2912 * tree-data-ref.c (dump_data_dependence_relation,
2913 dump_data_dependence_direction): Iterate over all distance and
2914 direction vectors of the ddr.
2915 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
2917 (build_classic_dist_vector, build_classic_dir_vector): Push a set
2918 of distance/direction vectors instead of a single one.
2919 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
2920 lambda_vectors with a vec of lambda_vectors.
2921 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
2922 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
2923 DDR_NUM_DIST_VECTS): New.
2924 * tree-loop-linear.c (gather_interchange_stats): Test for the
2925 existence of distance vectors only after having checked that there
2926 is a dependence. Iterate over all distance vectors of the ddr.
2927 (linear_transform_loops): Use dump_data_dependence_relation.
2928 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
2929 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
2930 distance vectors of the ddr.
2932 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
2934 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
2935 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
2936 IS_INTHANDLER; all callers changed.
2937 (n_regs_saved_by_prologue): Take interrupt handler attributes into
2939 (do_link, do_unlink): New argument ALL; all callers changed.
2940 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
2941 If function isn't leaf, save and restore all registers.
2942 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
2945 2005-11-05 Jan Hubicka <jh@suse.cz>
2947 PR rtl-optimization/23490
2948 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
2949 max-flow-memory-location): Document.
2950 * flow.c: Include params.h
2951 (MAX_MEM_SET_LIST_LEN): Kill.
2952 (add_to_mem_set_list): Use new param.
2953 * cse.c (cse_basic_block): Replace 1000 by new param.
2954 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
2955 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
2956 * predict.c (predict_loops): Use new param.
2957 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
2959 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
2960 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
2961 Do not hold memory returned by cgraph_node_name across other call.
2963 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
2966 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
2969 2005-11-04 Jeff Law <law@redhat.com>
2972 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
2973 * tree-ssa-dom.c: Include params.h.
2974 (thread_across_edge): If there are too many statements in the
2975 target block, then do not thread through it.
2976 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
2977 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
2979 2005-11-03 Diego Novillo <dnovillo@redhat.com>
2982 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
2983 TODO_update_ssa instead of TODO_update_ssa_no_phi.
2985 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
2988 * tree-scalar-evolution.c (instantiate_parameters_1,
2989 instantiate_parameters, resolve_mixers): Compute the size of an
2990 expression to be instantiated and give up the instantiation if the
2991 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2993 2005-11-04 Richard Guenther <rguenther@suse.de>
2995 * tree-flow.h (ref_contains_indirect_ref): Rename to
2996 array_ref_contains_indirect_ref.
2997 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
2998 (array_ref_contains_indirect_ref): Make comment match the code
3000 (ref_contains_array_ref): Likewise.
3001 * tree-ssa-structalias.c (find_func_aliases): Remove call to
3002 ref_contains_indirect_ref.
3003 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3004 Rename calls to ref_contains_indirect_ref.
3006 2005-11-04 Paul Brook <paul@codesourcery.com>
3008 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
3009 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
3010 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3011 * config/arm/arm.md: Use match_operand in peephole input templates
3012 and match_dup in peephole output templates.
3014 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3016 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
3019 2005-11-04 Mark Mitchell <mark@codesourcery.com>
3020 Daniel Jacobowitz <dan@codesourcery.com>
3022 * longlong.h (add_ssaaaa): Clobber condition code register
3024 (sub_ddmmss): Likewise.
3025 (umul_ppmm): Likewise.
3027 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3028 Paul Brook <paul@codesourcery.com>
3029 Phil Blundell <pb@reciva.com>
3031 * configure.ac: Add test for ARM TLS support.
3032 * configure: Regenerated.
3033 * config/arm/arm-protos.h (legitimize_tls_address)
3034 (arm_tls_referenced_p, tls_mentioned_p)
3035 (arm_output_addr_const_extra): New prototypes.
3036 (thumb_legitimize_pic_address): Delete.
3037 * config/arm/arm.c: Include "gt-arm.h".
3038 (enum tls_reloc): New.
3039 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
3040 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
3041 (arm_call_tls_get_addr, legitimize_tls_address)
3042 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
3043 (arm_init_tls_builtins, arm_emit_tls_decoration)
3044 (arm_output_addr_const_extra): New functions.
3045 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
3046 (TARGET_HAVE_TLS): Define.
3047 (target_thread_pointer): New.
3048 (arm_override_options): Handle -mtp=.
3049 (legitimize_pic_address): Ignore UNSPECs.
3050 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
3052 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
3053 (tls_get_addr_libfunc): New variable.
3054 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
3055 (arm_init_builtins): Call arm_init_tls_builtins.
3056 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
3057 (arm_encode_section_info): Call default_encode_section_info.
3058 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
3059 (enum arm_tp_type): New.
3060 (target_thread_pointer): Add declaration.
3061 (LEGITIMATE_CONSTANT_P): Handle TLS.
3062 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
3063 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
3064 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
3065 * config/arm/arm.md: Add UNSPEC_TLS.
3066 (movsi): Handle TLS.
3067 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
3069 (tls_load_dot_plus_eight): New insn and a peephole to create it.
3070 (load_tp_hard, load_tp_soft): New insns.
3071 * arm.opt: Add -mtp=.
3072 * doc/invoke.texi (ARM Options): Document -mtp.
3074 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3076 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
3077 * config/arm/libunwind.S: Include "lib1funcs.asm".
3078 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
3079 (LIB2ADDEH): Add libunwind.S.
3080 (LIB2ADDEHDEP): Add lib1funcs.asm.
3081 * mklibgcc.in: Handle asm files in libgcc_eh.a.
3083 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3086 * gcc/c.opt: Add a -lang-fortran option.
3087 * gcc/c-opts.c: Add a lang_fortran flag.
3088 (c_common_init_options): Handling the -lang-fortran option.
3089 (c_common_handle_option): Add a case for Fortran options in
3090 preprocessing. Remove cases for -ffixed-form and
3091 -ffixed-line-length. Add a case for -lang-fortran.
3093 2005-11-03 David Edelsohn <edelsohn@gnu.org>
3095 * config/rs6000/rs6000.c: Include params.h
3096 (optimization_options): Set max-grow-copy-bb-insns default to 16.
3097 (bdesc_2arg): Delete vpkuhss and vpkuwss.
3098 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
3099 (UNSPEC_VPKUWSS): Delete.
3100 (altivec_vpkuhss): Delete.
3101 (altivec_vpkuwss): Delete.
3102 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
3104 (neg_eq0<mode>): Remove final condition.
3105 (neg_eq<mode>): Remove condition and split-condition.
3107 2005-11-04 Alan Modra <amodra@bigpond.net.au>
3109 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
3110 Use associated print macros.
3112 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3115 * diagnostic.c (diagnostic_set_info_translated): New function.
3116 (diagnostic_set_info): Use it. Add comment.
3117 * diagnostic.h (diagnostic_set_info_translated): Declare.
3119 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
3121 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
3122 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
3123 reference only if 'public' is true.
3124 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
3125 emit the .hidden directive only if the indirect reference is public.
3126 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
3127 Pass it to dw2_force_const_mem.
3128 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
3129 * dwarf2out.c (output_cfi): Adjust calls to above function.
3130 (output_call_frame_info): Likewise.
3131 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
3132 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
3134 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
3136 PR tree-optimization/24483
3137 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
3138 field to elts if possible.
3140 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3143 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
3146 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
3148 Fix PR tree-optimization/24351
3150 * tree-ssa-structalias.c (struct variable_info): Add
3152 (get_varinfo_fc): New function to follow collapsing.
3153 (new_var_info): Set collapsed_to to NULL.
3154 (dump_constraint): Follow collapsing.
3155 (build_constraint_graph): Handle collapsing.
3156 (do_simple_structure_copy): Return false if something bad
3158 (collapse_rest_of_var): New function.
3159 (do_structure_copy): Collapse if do_simple_structure_copy returns
3162 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3165 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
3166 expressions to a statement list instead of gimplifying them.
3168 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3170 PR rtl-optimization/23585
3171 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
3172 that can't trap plus a constant integer, if the mode has zero size.
3174 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3177 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
3179 ("*insv<mode>_reg_extimm"): Likewise.
3181 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3184 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
3185 c_common_type_for_mode returns an unnamed type.
3187 2005-11-02 Richard Henderson <rth@redhat.com>
3191 * dwarf2out.c (dwarf2out_reg_save_reg): New.
3192 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
3193 * function.c (assign_parms): Use calls.internal_arg_pointer.
3194 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
3196 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
3197 (TARGET_CALLS): Add it.
3198 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
3199 * targhooks.c (default_internal_arg_pointer): New.
3200 * targhooks.h (default_internal_arg_pointer): Declare.
3201 * tree.h (dwarf2out_reg_save_reg): Declare.
3202 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
3203 * config/i386/i386.c (dbx_register_map): Add return column.
3204 (dbx64_register_map, svr4_dbx_register_map): Likewise.
3205 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
3206 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
3207 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
3208 (ix86_save_reg): Save force_align_arg_pointer.
3209 (ix86_emit_save_regs): Make regno unsigned.
3210 (ix86_emit_save_regs_using_mov): Likewise.
3211 (ix86_expand_prologue): Handle force_align_arg_pointer.
3212 (ix86_expand_epilogue): Likewise.
3213 * config/i386/i386.h: (dbx_register_map): Update.
3214 (dbx64_register_map, svr4_dbx_register_map): Update.
3215 (struct machine_function): Add force_align_arg_pointer.
3216 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
3217 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
3218 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
3220 2005-11-02 Jan Hubicka <jh@suse.cz>
3223 * i386.md: Add peep2 for simplyfing array accesses.
3225 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3228 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
3229 * config/s390/s390.c (s390_decompose_shift_count): New function.
3230 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
3231 (print_shift_count_operand): Use s390_decompose_shift_count.
3232 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
3233 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
3235 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3238 * loop.c (loop_givs_rescan): Use force_operand to expand
3241 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
3244 * fold-const.c (build_range_check): Use unsigned when signed
3245 overflow is undefined also. If etype is subtype, make sure that
3246 the subtraction is in the supertype.
3248 2005-11-02 Richard Henderson <rth@redhat.com>
3251 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
3254 2005-11-01 Richard Henderson <rth@redhat.com>
3257 * loop.c (scan_loop): Do not propagate computations to a hard
3258 register destination with SMALL_REGISTER_CLASSES.
3260 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
3262 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
3263 costs for MULT inside PLUS or MINUS.
3265 2005-11-01 Bob Wilson <bob.wilson@acm.org>
3267 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
3268 (TRAMPOLINE_SIZE): Round up to 60.
3269 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
3271 2005-10-31 James E. Wilson <wilson@specifix.com>
3274 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
3275 ifdef. Put ifdefs around call in gen_subprogram_die.
3276 (compute_frame_pointer_to_cfa_displacement): Likewise.
3277 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
3280 PR rtl-optimization/17356
3281 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
3282 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
3284 2005-10-31 Jan Hubicka <jh@suse.cz>
3287 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
3290 * i386.c (legitimize_pic_address): Deal with large immediates.
3293 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
3294 from symbol names while computing checkup.
3297 * predict.c (predict_loops): Do not estimate more than
3298 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
3299 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
3301 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
3303 PR tree-optimization/19097
3304 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
3306 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
3308 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
3310 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
3313 * tree-inline.c (setup_one_parameter): If the init_stmt
3314 is NULL, don't insert the statement.
3316 2005-10-30 Jan Hubicka <jh@suse.cz>
3318 PR tree-optimization/24172
3319 * tree-inline.c (copy_body_r): Unshare the substituted value first.
3321 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
3323 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
3324 constants for hosts with long != 32 bits.
3326 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3329 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
3331 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
3333 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
3334 (TARGET_MS1_16_002): New.
3335 (TARGET_MS1_16_003): New.
3337 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
3338 ("*decrement_and_branch_until_zero_no_clobber"): New.
3339 Add corresponding splitter for decrement_and_branch_until_zero
3341 Key all decrement_and_branch_until_zero patterns off of
3344 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
3347 * tree-complex.c (extract_component): Treat RESULT_DECL
3348 like the rest of the decls.
3350 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
3352 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
3353 indirect call to _mcount if the function needs a static chain.
3355 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
3356 Caroline Tice <ctice@apple.com>
3358 PR rtl-optimization/24460
3359 * dwarf2out.c (have_switched_text_sections): New boolean variable.
3360 (dwarf2out_switch_text_section): Set it to true instead of
3361 incrementing separate_line_info_table_in_use.
3362 (output_loc_list): Additionally test have_switched_text_sections.
3363 (output_ranges): Likewise.
3364 (dwarf2out_finish): Likewise.
3365 * varasm.c (assemble_start_function): Do not call
3366 insert_section_boundary_note.
3367 (assemble_end_function): If flag_reorder_blocks_and_partition,
3368 switch to the function's section before emitting the .size directive.
3369 * bb-reorder.c (insert_section_boundary_note): Staticify.
3370 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
3371 * output.h (insert_section_boundary_note): Delete.
3373 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
3376 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
3377 instead of pointer equality when comparing types.
3379 2005-10-24 James E. Wilson <wilson@specifix.com>
3381 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
3382 add_dependence_list_and_free calls.
3384 2005-10-24 Steven Bosscher <stevenb@suse.de>
3386 * contrib.texi: Add the names of the LLNL folks who donated
3387 Cray pointer support for gfortran.
3389 2005-10-24 Steven Bosscher <stevenb@suse.de>
3391 PR tree-optimization/24225
3392 * profile.c (branch_prob): Look from end to start through a
3393 basic block when looking for a locus.
3395 2005-10-24 Richard Henderson <rth@redhat.com>
3397 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
3399 (hppa_expand_prologue): Likewise.
3401 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3403 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
3404 (NO_DEFERRED_PROFILE_COUNTERS): Define.
3405 * pa.h (NO_PROFILE_COUNTERS): Define.
3406 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
3407 (funcdef_nos): New vector to hold label numbers of deferred profile
3409 (output_deferred_profile_counters): New function.
3410 (hppa_profile_hook): Push label number onto funcdef_nos.
3411 (pa_hpux_file_end): Call output_deferred_profile_counters if
3412 NO_DEFERRED_PROFILE_COUNTERS is false.
3414 * pa-protos.h (get_deferred_plabel): New prototype.
3415 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
3417 (output_call): Adjust calls.
3419 2005-10-24 Alan Modra <amodra@bigpond.net.au>
3421 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
3422 peculiarity of GOT/TOC section usage.
3424 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
3427 * c-common.c (constant_string_class_name): Add documentation.
3429 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
3432 * recog.c (peephole2_optimize): Increment peep2_current_count
3433 only when the slot is empty.
3435 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3438 * except.c (output_function_exception_table): Call
3439 assemble_external_libcall if we need a personality function.
3441 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3443 PR rtl-optimization/24460
3444 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
3445 set the basic block for barriers.
3447 2005-10-21 Janis Johnson <janis187@us.ibm.com>
3449 * var-tracking.c (vt_initialize): Initialize post.
3451 2005-10-21 Devang Patel <dpatel@apple.com>
3454 * c-common.c (vector_types_convertible_p): Check vector element type.
3456 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
3458 * config/sh/sh.c (prepare_move_operands): Handle the address
3459 constant which is a tls symbolic address plus a constant.
3461 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
3464 * gcc.c (main): Use the correct counter for erroring out
3465 about mulitple files.
3467 2005-10-21 Alan Modra <amodra@bigpond.net.au>
3470 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
3471 use r2 for 64-bit tls .got access.
3473 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
3475 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
3478 2005-10-20 Steven Bosscher <stevenb@suse.de>
3480 PR tree-optimization/24307
3481 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
3483 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
3486 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
3488 * varasm.c (find_decl_and_mark_needed): After cgraph global info
3489 is ready, stop marking functions, but still mark variables.
3491 2005-10-20 Richard Guenther <rguenther@suse.de>
3494 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
3497 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3499 PR rtl-optimization/23585
3500 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
3501 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
3502 (may_trap_p_1): New predicate extracted from...
3503 (may_trap_p): ... here. Invoke may_trap_p_1.
3504 (may_trap_or_fault_p): New predicate.
3505 * rtl.h (may_trap_or_fault_p): Declare it.
3506 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
3507 instead of may_trap_p.
3508 (steal_delay_list_from_fallthrough): Likewise.
3509 (fill_simple_delay_slots): Likewise.
3510 (fill_slots_from_thread): Likewise.
3511 * function.c (pad_to_arg_alignment): Rework comment about
3512 SPARC_STACK_BOUNDARY_HACK.
3513 * config/sparc/sparc.h: Likewise.
3515 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
3517 * config/s390/s390.c (s390_expand_insv): New.
3518 * config/s390/s390-protos.h (s390_expand_insv): Declare.
3519 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
3520 ("icm_hi"): Remove mode attribute.
3521 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
3523 ("*extracthi", "*extractqi"): Remove.
3524 (extv<mode>", "*extzv<mode>"): New.
3525 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
3526 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
3528 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3530 * cfgexpand.c (discover_nonconstant_array_refs_r,
3531 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
3532 (tree_expand_cfg): Call discover_nonconstant_array_refs.
3533 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3534 discover_nonconstant_array_refs.
3536 2005-10-19 Steven Bosscher <stevenb@suse.de>
3539 * c-decl.c (pop_scope): Don't warn about an unused variable
3540 if it is marked with TREE_NO_WARNING.
3541 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
3542 somenow mismatch and olddecl is to be replaced.
3544 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
3547 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
3548 whether registers live on the edge can be saved/restored.
3550 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
3552 * config/sh/sh.c (fixup_mova): Skip notes.
3554 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3556 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
3557 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
3558 (s390_can_eliminate): Handle BASE_REGNUM elimination.
3559 (s390_initial_elimination_offset): Likewise.
3560 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
3561 register on TARGET_ZARCH targets.
3562 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
3563 (INITIAL_FRAME_POINTER_OFFSET): Remove.
3564 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
3565 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
3567 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
3569 * config/s390/s390.md: Comment describing output modifiers updated.
3570 * config/s390/s390.c (print_operand): Likewise.
3572 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
3574 * config/s390/s390.c (override_options): Added check for -mstack-size
3576 * doc/invoke.texi: Mention that limit in the documenation.
3578 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
3581 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
3583 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
3585 Fix PR tree-optimization/24231
3587 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
3588 (compute_avail): Ditto.
3590 2005-10-18 Richard Henderson <rth@redhat.com>
3593 * config/i386/i386.c (legitimate_constant_p): Check
3594 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
3596 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
3597 (legitimate_pic_address_disp_p): Reorg CONST checking to make
3598 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
3600 (print_operand_address): Likewise.
3601 * config/i386/predicates.md (x86_64_immediate_operand): Test
3602 SYMBOL_REF_TLS_MODEL properly inside CONST.
3603 (x86_64_zext_immediate_operand): Likewise.
3604 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
3605 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
3606 * config/i386/i386-protos.h: Remove predicates.md entries.
3608 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
3610 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3611 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
3613 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
3614 Ian Lance Taylor <ian@airs.com>
3617 * fold-const.c (fold_widened_comparison): Do not allow range based
3618 constant folding when right operand cannot be unwidened.
3620 2005-10-17 Richard Henderson <rth@redhat.com>
3622 * builtins.c (expand_builtin_synchronize): Build a new-style asm
3623 with a memory clobber.
3625 2005-10-17 James E Wilson <wilson@specifix.com>
3627 PR rtl-optimization/17356
3628 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
3629 checking for EDGE_EH.
3631 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3633 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
3634 the slot on an even boundary for any type with 16-byte alignment.
3636 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
3639 * md.texi (Modifiers) <%>: Clarify that % doesn't work
3640 after register allocation.
3642 2005-10-17 DJ Delorie <dj@redhat.com>
3644 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
3647 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
3650 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
3653 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
3655 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
3656 to 2 if it's already non-zero.
3657 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
3658 is set and warn about it if flag_schedule_insns is 1.
3660 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
3662 * config/crx/crx.md: Compare-and-branch instructions need to
3665 2005-10-17 Uros Bizjak <uros@kss-loka.si>
3668 * config/i386/i386.md (*pushdi2_rex64 splitter)
3669 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
3670 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
3671 flow2 pass only when (optimize > 0 && flag_peephole2).
3673 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
3676 * gcc.c (have_c): New static variable.
3678 (process_command): Remove declation of have_c.
3679 Set have_o to 1 when handling -o.
3680 (main): Add a fatel error if there are multiple
3681 files specified and -o and -c/-S is passed witout
3682 -combine or multiple languages.
3684 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
3686 Fix PR tree-optimization/22444
3687 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
3688 Assert that we don't hit something with subvars.
3689 (setup_pointers_and_addressables): Don't add things with subvars,
3690 because we'll already process the subvars for aliasing purposes.
3692 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
3695 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
3696 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
3697 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
3698 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
3699 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
3700 swapped, alternatives for the R constraint.
3703 * builtins.c (get_builtin_sync_mode): Make unlimited
3704 mode_for_size request.
3706 2005-10-15 Richard Henderson <rth@redhat.com>
3708 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
3709 (gimplify_expr): ... here.
3710 (gimplify_compound_lval): Use it in initial scan loop. Allow
3711 fb_lvalue in base expression.
3713 2005-10-15 Richard Henderson <rth@redhat.com>
3716 * builtins.c (expand_builtin_trap): Export.
3717 * expr.h (expand_builtin_trap): Declare.
3718 * expr.c (expand_assignment): Emit a trap for integral offsets
3719 from registers that weren't reduced to bitpos.
3721 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
3722 (mark_array_ref_addressable): Remove.
3723 * tree-flow.h (mark_array_ref_addressable): Remove.
3724 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
3726 2005-10-15 James E Wilson <wilson@specifix.com>
3729 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
3730 (add_dependence_list_and_free): Likewise.
3731 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
3734 2005-10-15 Diego Novillo <dnovillo@redhat.com>
3738 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
3739 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
3741 (vrp_visit_phi_node): Only prevent infinite iterations when
3742 the previous result and the new result are both VR_RANGEs.
3744 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
3746 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
3749 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3752 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
3755 2005-10-14 Per Bothner <per@bothner.com>
3757 PR preprocessor/21250
3758 * c-ppoutput.c (print_line): Print internal line 0 as 1.
3760 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
3763 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
3764 overflow flags. Refactor some conditionals.
3766 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
3769 * tree-dfa.c (add_referenced_var): Only look at decls which
3770 have TREE_CONSTANT or TREE_READONLY set instead of if
3771 !TREE_PUBLIC or !TREE_CONSTANT.
3773 2005-10-13 James E Wilson <wilson@specifix.com>
3775 * doc/invoke.texi: For -x, add f95-cpp-input.
3776 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
3778 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
3780 PR tree-optimization/24262
3781 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
3782 in loop all the time.
3784 2005-10-12 Richard Henderson <rth@redhat.com>
3787 * tree.h (DECL_TRANSPARENT_UNION): Remove.
3788 * function.c (assign_parm_find_data_types): Don't support it.
3789 * print-tree.c (print_node): Likewise.
3790 * c-common.c (handle_transparent_union_attribute): Likewise.
3791 Use build_duplicate_type.
3792 * tree-inline.c (remap_type_1): Split out of remap_type;
3793 properly remap aggregate fields.
3794 (build_duplicate_type): New.
3795 * doc/extend.texi (Variable Attributes): Remove documentation
3796 for transparent_union.
3798 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3801 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
3802 (gen_stack_pointer_dec): Likewise.
3804 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
3808 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
3810 (struct cxx): Add adjust_class_at_definition target hook.
3811 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
3812 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
3813 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
3814 hook_void_tree. Add to TARGET_CXX.
3815 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
3817 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
3818 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
3819 instead of attribute. Check for dllexport override. Warn if
3820 inconsistent dll linkage. Don't lose old dllimport if decl has
3821 had address referenced. Tweak lookup of dllimport atribute.
3822 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
3823 for target specific rules. Don't add dllimport attribute if
3824 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
3825 dllimport attribute.
3826 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
3827 * varasm.c (initializer_constant_valid_p): Replace
3828 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
3832 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
3833 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
3834 (i[34567]86-*-mingw32*): Likewise.
3836 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
3837 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
3839 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
3840 C++-specific code. Change return value to bool.
3841 (i386_pe_dllimport_p): Likewise.
3842 (associated_type): Simplify and make language-independent
3843 (i386_pe_encode_section_info): Replace override of ambiguous
3844 dllimport symbol refs with a gcc_assert.
3845 (i386_pe_valid_dllimport_attribute_p): Define.
3846 * config/i386/winnt-cxx.c: New file. Define C++ versions of
3847 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
3848 i386_pe_adjust_class_at_definition.
3849 * config/i386/winnt-stubs.c: New file. Define stub versions of
3850 lang-specific functions.
3851 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
3852 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
3853 i386_pe_adjust_class_at_definition.
3854 (i386_pe_valid_dllimport_attribute_p): Declare.
3855 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
3856 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
3857 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
3860 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
3861 dllimport attribute with test of DECL_DLLIMPORT_P.
3863 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
3865 * combine.c (make_extraction): Correct offset computation.
3867 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
3869 * config/cris/t-linux (LIMITS_H_TEST): Define.
3871 2005-10-12 Richard Henderson <rth@redhat.com>
3874 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
3876 2005-10-12 Richard Guenther <rguenther@suse.de>
3878 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
3880 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
3883 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
3884 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
3887 2005-10-12 Richard Guenther <rguenther@suse.de>
3890 * varasm.c (output_constant): Correct typo from previous
3893 2005-10-11 Ian Lance Taylor <ian@airs.com>
3895 PR rtl-optimization/13931
3896 * combine.c: Revert patch of 2003-05-14, and:
3897 (try_combine): Only set elim_i1 and elim_i2 if the destination is
3898 completely killed in the appropriate insn.
3899 (distribute_notes): Don't skip multiple hard register test for
3900 elim_i1 and elim_i2.
3902 2005-10-11 Richard Henderson <rth@redhat.com>
3905 * c-typeck.c (convert_for_assignment): Use build_constructor_single
3906 to initialize a transparent union instead of a nop_expr.
3908 2005-10-11 Richard Henderson <rth@redhat.com>
3910 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
3911 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
3912 (tree_ssa_dce_loop): Call scev_reset.
3915 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
3916 * tree-ssa-dce.c: Include cfgloop.h.
3917 (tree_ssa_dce_loop, pass_dce_loop): New.
3918 * tree-pass.h (pass_dce_loop): Declare it.
3919 * passes.c (init_optimization_passes): Use it.
3921 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
3924 * convert.c (convert_to_real): Revert 2005-10-05 patch.
3925 Only apply the optimization for rounding builtins if the inner
3926 cast is also an extension.
3928 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
3931 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
3932 mark_new_vars_to_rename instead of update_stmt.
3934 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
3936 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
3938 2005-10-11 Jakub Jelinek <jakub@redhat.com>
3940 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
3941 for setting MMX register to 0 rather than mmx.
3943 2005-10-10 Steve Ellcey <sje@cup.hp.com>
3946 * configure.ac: Move gas check from mips specific case to common case.
3947 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
3948 * configure: Regenerate
3949 * doc/install.texi: Update.
3951 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3954 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
3956 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
3958 * gcc.c (do_spec_1): Accept numeric characters in file name
3961 2005-10-10 Nick Clifton <nickc@redhat.com>
3963 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
3964 describing the deleted arm_gen_rotated_half_load function.
3966 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
3968 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
3971 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
3973 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
3975 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
3976 (EXTRA_MULTILIB_PARTS): Define.
3977 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
3978 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
3979 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
3980 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
3981 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
3982 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
3984 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
3986 PR tree-optimization/24226
3987 * tree-cfg.c (remove_bb): Clean up unreachable loops.
3988 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
3989 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
3992 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3994 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
3996 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
3999 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
4000 Rewrite for no need for the early clobber.
4002 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4004 Merge from csl-arm-branch:
4005 2005-09-07 Paul Brook <paul@codesourcery.com>
4006 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
4009 2005-04-30 Paul Brook <paul@codesourcery.com>
4010 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
4011 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
4013 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
4014 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
4015 (arm_override_options): Use TARGET_AAPCS_BASED.
4016 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
4017 (PTRDIFF_TYPE): Use int for AAPCS.
4018 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
4019 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
4020 (DEFAULT_SHORT_ENUMS): Delete.
4021 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
4023 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
4024 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
4025 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
4026 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
4028 2004-12-03 Mark Mitchell <mark@codesourcery.com>
4029 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
4031 2004-11-22 Mark Mitchell <mark@codesourcery.com>
4032 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
4034 2004-11-19 Mark Mitchell <mark@codesourcery.com>
4035 * config.gcc (arm*-*-linux-gnueabi): Add it.
4036 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
4038 (TARGET_OS_CPP_BUILTINS): Likeiwse.
4039 * config/arm/linux-eabi.h: New file.
4040 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
4041 (LINUX_TARET_LINK_SPEC): Likewise.
4042 (LINK_SPEC): Use it.
4043 * config/arm/t-linux-eabi: New file.
4045 2005-10-08 Steven Bosscher <stevenb@suse.de>
4048 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
4050 (PARAM_SMS_DFA_HISTORY): Likewise.
4052 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4055 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
4056 (load_register_parameters): Call it.
4057 (check_sibcall_argument_overlap_1): Likewise.
4058 (store_one_arg): Likewise.
4060 2005-10-07 James E. Wilson <wilson@specifix.com>
4062 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
4063 DImode not VECINT24 for operand 2.
4066 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
4070 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
4071 fr_spill): Use destination_operand for operand 0.
4073 2005-10-07 DJ Delorie <dj@redhat.com>
4075 * varasm.c (output_constant): Limit error to expanding
4078 2005-10-07 Richard Guenther <rguenther@suse.de>
4081 * fold-const.c (fold_binary): Fix operand types during folding
4082 of X op (A, Y). Evaluation order of the side-effects of
4083 X and A are frontend-defined, so ensure we honour that even for
4084 tcc_comparison class operands; eased by removing duplicate code.
4086 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4088 * stor-layout.c (layout_type): Do not allow alignment of array
4089 elements to be greater than their size.
4091 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4093 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
4095 (hppa*-*-linux*): Ditto.
4096 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
4097 * config/host-hpux.c: New.
4098 * config/x-hpux: New.
4099 * config/pa/x-hpux: Remove.
4100 * config/pa/x-linux: Remove.
4101 * config/pa/pa-host.c: Remove.
4103 2005-10-07 Jeff Law <law@redhat.com>
4105 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
4106 determine whether or not to try and thread outgoing edges.
4108 2005-10-07 David Edelsohn <edelsohn@gnu.org>
4110 * config/rs6000/rs6000.md (eqsi_power): New.
4111 (neg_eq0si): Add TARGET_POWER to final condition.
4114 2005-10-06 Richard Henderson <rth@redhat.com>
4116 * config/rs6000/rs6000.c: Revert last change.
4118 2005-10-06 Richard Henderson <rth@redhat.com>
4120 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
4121 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
4123 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4127 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
4128 out return_label and naked_return_label.
4130 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4132 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
4135 2005-10-06 Richard Henderson <rth@redhat.com>
4138 * tree-inline.c (declare_return_variable): Handle modify_dest not
4141 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4143 Fix PR tree-optimization/22488
4144 * tree-ssa-structalias.c (check_for_overlaps): New function.
4145 (create_variable_info_for): Use it.
4147 2005-10-06 Richard Henderson <rth@redhat.com>
4150 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
4151 (dwarf2out_start_source_file): Print it.
4153 2005-10-06 Geoffrey Keating <geoffk@apple.com>
4155 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
4157 2005-10-06 Richard Henderson <rth@redhat.com>
4160 * mode-switching.c (optimize_mode_switching): Clear transp bit
4161 for block with incomming abnormal edges.
4163 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
4164 (fpscr_set_from_mem): Use them.
4165 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
4166 (fpscr postinc splitters): Rewrite as peephole2+split.
4168 2005-10-06 David Edelsohn <edelsohn@gnu.org>
4170 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
4171 (eq<mode>_compare): Same.
4173 2005-10-06 Richard Guenther <rguenther@suse.de>
4175 PR tree-optimization/24238
4176 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
4178 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
4180 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
4181 here. Use AC_PATH_PROG for environment variables instead of
4183 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
4185 * configure: Regenerated.
4187 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
4190 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
4191 then force it into a register.
4192 (call_value): Likewise.
4194 2005-10-06 Richard Henderson <rth@redhat.com>
4197 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
4198 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
4199 under pass_vectorize.
4201 2005-10-05 Devang Patel <dpatel@apple.com>
4204 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
4205 handling constants. Check NAMESPACE_DECL context for constants.
4207 2005-10-05 Eric Christopher <echristo@apple.com>
4209 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
4211 2005-10-05 Richard Henderson <rth@redhat.com>
4214 * tree-cfg.c (mark_array_ref_addressable_1): New.
4215 (mark_array_ref_addressable): New.
4216 * tree-flow.h (mark_array_ref_addressable): Declare.
4217 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
4219 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
4223 * reload.c (subst_reloads): When adding a REG_LABEL to a
4224 jump instruction, also update JUMP_LABEL.
4226 2005-10-05 David Edelsohn <edelsohn@gnu.org>
4228 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
4229 * bb-reorder.c (copy_bb_p): Use it.
4230 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
4232 2005-10-05 Richard Henderson <rth@redhat.com>
4235 * toplev.c (process_options): Warn about unsupported combinations
4236 of unwind tables and omit-frame-pointer.
4237 * config/i386/i386.c (override_options): Similarly. Enable
4238 accumulate-outgoing-args if not explicitly disabled.
4240 2005-10-05 Steve Ellcey <sje@cup.hp.com>
4242 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
4243 Handle big endian vs. small endian.
4244 (vec_initv2sf): Handle big endian vs. small endian.
4245 (*vec_extractv2sf_1): Ditto.
4247 2005-10-05 Dale Johannesen <dalej@apple.com>
4249 * convert.c (convert_to_real): Don't convert
4250 (float)floor(double d) to floorf((float)d).
4252 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
4254 * config/arm/arm.md (insv): Use gen_int_mode in more places.
4256 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
4258 PR tree-optimization/18587
4259 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
4260 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
4261 build_vuses): Change to VEC type.
4262 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
4263 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
4264 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
4265 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
4266 (get_name_decl): New. Return DECL_UID of base variable.
4267 (operand_build_cmp): New. qsort comparison routine.
4268 (operand_build_sort_virtual): New. Sort virtual build vector.
4269 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
4270 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
4271 (FINALIZE_BASE): Use get_name_decl.
4272 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
4273 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
4274 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
4275 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
4276 direct VEC_* manipulations.
4277 (build_ssa_operands): Call operand_build_sort_virtual.
4278 (copy_virtual_operand, create_ssa_artficial_load_stmt,
4279 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
4280 with direct VEC_* manipulations.
4281 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
4282 with direct VEC manipulations.
4284 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
4286 PR tree-optimization/21419
4287 PR tree-optimization/24146
4288 PR tree-optimization/24151
4290 * c-typeck.c (readonly_error): Handle USE being lv_asm.
4291 (build_asm_expr): Call it if outputs are read-only.
4292 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
4294 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
4295 Paolo Bonzini <bonzini@gnu.org>
4299 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
4300 enable the instructions and not just the built-ins.
4301 * doc/invoke.texi (x86 Options): Likewise.
4303 2005-10-04 Geoffrey Keating <geoffk@apple.com>
4305 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
4307 * doc/invoke.texi (Option Summary): Correct spelling
4308 of -mmacosx-version-min.
4310 2005-10-04 Devang Patel <dpatel@apple.com>
4312 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
4315 2005-10-04 Steve Ellcey <sje@cup.hp.com>
4317 * tree-vect-transform.c (vect_create_epilog_for_reduction):
4318 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
4320 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
4322 * config/s390/s390.md ("TDSI","DP"): New mode macros.
4323 ("TE","tg"): New mode attributes.
4324 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
4325 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
4326 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
4327 dword_mode and one for GPRmode.
4329 2005-10-04 Ian Lance Taylor <ian@airs.com>
4331 PR preprocessor/13726
4332 * c-ppoutput.c (cb_include): Add comments parameter, and print out
4333 any comments passed in.
4335 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4337 * tree.c (annotate_with_file_line): Fix typo.
4339 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4342 * builtins.c (fold_builtin_memcmp): When constructing the pointer
4343 type used to access data in the inlined length == 1 case, use
4344 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
4345 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
4347 2005-10-04 Uros Bizjak <uros@kss-loka.si>
4349 * config/i386/i386.h (TARGET_FISTTP): Enable also for
4350 TARGET_SSE3 and only for TARGET_80387.
4351 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
4352 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
4353 Do not depend on TARGET_80387.
4355 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4357 * tree.c (last_annotated_node): Change type to location_t*.
4358 (annotate_with_file_line): Reflect the change of
4359 last_annotated_node type.
4361 2005-10-04 Richard Guenther <rguenther@suse.de>
4364 * c-decl.c (grokdeclarator): Don't write to fields
4367 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4370 * c-decl.c (finish_decl): Use set_user_assembler_name even for
4372 * varasm.c (make_decl_rtl): If a register variable does not
4373 have a set user assmbler name, error out.
4374 Decode the asmspec is now name+1 bypassing '*'.
4376 2005-10-04 Steven Bosscher <stevenb@suse.de>
4378 PR tree-optimization/23049
4379 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
4380 of a COND_EXPR is folded before calling fold on the whole rhs of a
4381 conditional assignment.
4382 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
4383 document that a COND_EXPR may appear there.
4385 2005-10-03 Diego Novillo <dnovillo@redhat.com>
4388 * tree-vrp.c (extract_range_from_assert): If the new numeric
4389 range created out of the assertion contradicts the existing
4390 numeric range of the ASSERT_EXPR variable, make the new range
4393 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
4395 * config/sh/sh.c (sh_register_move_cost): Add case for moving
4396 from T_REGS to FP register class.
4398 2005-10-03 Richard Henderson <rth@redhat.com>
4401 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
4402 before creating a new one.
4404 2005-10-03 David Edelsohn <edelsohn@gnu.org>
4406 * config/rs6000/t-aix43 (LDFLAGS): New.
4407 * config/rs6000/t-aix52 (LDFLAGS): New.
4409 2005-10-03 Ian Lance Taylor <ian@airs.com>
4411 * gimplify.c (find_single_pointer_decl_1): New static function.
4412 (find_single_pointer_decl): New static function.
4413 (internal_get_tmp_var): For a formal variable, set restrict base
4414 information if appropriate.
4415 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
4417 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
4418 (DECL_GET_RESTRICT_BASE): Define.
4419 (SET_DECL_RESTRICT_BASE): Define.
4420 (decl_restrict_base_lookup): Declare.
4421 (decl_restrict_base_insert): Declare.
4422 (struct tree_decl_with_vis): Add based_on_restrict_p field.
4423 * tree.c (restrict_base_for_decl): New static variable.
4424 (init_ttree): Initialize restrict_base_for_decl.
4425 (copy_node_stat): Copy restrict base information.
4426 (decl_restrict_base_lookup): New function.
4427 (decl_restrict_base_insert): New function.
4428 (print_restrict_base_statistics): New static function.
4429 (dump_tree_statistics): Call print_restrict_base_statistics.
4431 2005-10-02 Diego Novillo <dnovillo@redhat.com>
4434 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
4435 case of anti-ranges.
4437 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
4440 * c-typeck.c (tagged_tu_seen): Rename to ...
4441 (tagged_tu_seen_cache): this and add val field.
4442 (comptypes): Move functional to comptypes_internal
4443 and free tagged_tu_seen.
4444 (comptypes_internal): New function and call comptypes_internal
4445 instead of comptypes. Speed up by sibcalling
4446 tagged_types_tu_compatible_p.
4447 (alloc_tagged_tu_seen): New function
4448 (free_all_tagged_tu_seen_up_to): New function.
4449 (tagged_types_tu_compatible_p): Return the val of the seen two
4451 Add that the two types are the same to tagged_tu_seen_base
4452 if they are and call comptypes_internal instead of comptypes.
4453 <case UNION_TYPE>: Speed up common type where the fields are
4455 (function_types_compatible_p): Call comptypes_internal instead of
4457 (type_lists_compatible_p): Likewise.
4458 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
4460 2005-10-02 Matthias Klose <doko@debian.org>
4462 * doc/invoke.texi: Fix typo and speling error.
4464 2005-10-01 Richard Henderson <rth@redhat.com>
4466 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
4468 2005-10-01 Mark Mitchell <mark@codesourcery.com>
4470 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
4471 using --start-group and --end-group.
4473 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4475 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
4476 FIXME note regarding quirky semantics.
4478 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4481 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
4482 non-null range as a last resort.
4484 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
4485 Diego Novillo <dnovillo@redhat.com>
4488 * tree-vrp.c (extract_range_from_assert): For !=
4489 assertions, only build an anti-range if LIMIT is a
4490 single-valued range.
4492 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
4494 * arm.md (movqi): On thumb when optimizing, handle loading from
4495 memory by describing this as taking a subreg of a zero-extended load
4496 into an SImode register.
4499 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
4501 * reload1.c (merge_assigned_reloads): Do not change any
4502 RELOAD_FOR_OUTPUT_ADDRESS reloads.
4504 2005-09-30 Geoffrey Keating <geoffk@apple.com>
4506 * Makefile.in (LIPO_FOR_TARGET): Define.
4507 (STRIP_FOR_TARGET): Define.
4509 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
4510 before creating new ones. Do symlinks before creating the actual
4513 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
4514 to work out which multilibs are actually being built.
4516 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
4518 * tree-vect-transform.c, config/ms1/ms1.md,
4519 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
4520 Follow spelling conventions.
4521 * doc/invoke.texi, doc/md.texi: Fix typos.
4523 2005-09-30 Andrew Macleod <amacleod@redat.com>
4525 PR tree-optimization/21430
4526 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
4527 use operands, and set stmt pointer if need be.
4528 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
4529 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
4532 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4535 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
4537 2005-09-29 Mark Mitchell <mark@codesourcery.com>
4539 * optabs.c (expand_binop): Initialize first_pass_p.
4541 2005-09-29 Jakub Jelinek <jakub@redhat.com>
4544 * c-decl.c (c_write_global_declarations_1): If any
4545 wrapup_global_declaration_2 call returned true, restart the loop.
4547 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
4549 Fix PR tree-optimization/24117
4550 * tree-ssa-structalias.c (find_func_aliases): Strip nops
4551 before considering whether to use anyoffset.
4553 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
4557 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
4559 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
4561 (swap_commutative_operands_with_target): New.
4563 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
4566 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
4569 2005-09-29 Steven Bosscher <stevenb@suse.de>
4571 PR tree-optimization/23911
4572 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
4573 and IMAGPART_EXPR too.
4575 2005-09-28 Mark Mitchell <mark@codesourcery.com>
4578 * expmed.c (expand_shift): Move logic to reverse rotation
4579 direction when rotating by constants ...
4580 * optabs.c (expand_binop): ... here.
4581 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
4582 (ix86_rotrdi3): New pattern.
4583 (rotldi3): Handle 32-bit mode.
4584 (ix86_rotldi3): New pattern.
4586 2005-09-29 Alan Modra <amodra@bigpond.net.au>
4589 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
4590 check for numbers that need no bit twiddle.
4592 2005-09-28 Geoffrey Keating <geoffk@apple.com>
4594 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
4595 multilib to be built.
4597 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
4598 (stage1-start): Delete old libgcc and libunwind before moving
4599 anything into the stage directory.
4600 (stage2-start): Likewise.
4601 (stage3-start): Likewise.
4602 (stage4-start): Likewise.
4603 (stageprofile-start): Likewise.
4604 (stagefeedback-start): Likewise.
4605 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
4606 header in tm_file and CPU-specific t-darwin in tmake_file.
4607 (i[34567]86-*-darwin*): Don't change tm_file.
4608 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
4609 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
4610 shared library stub for target OS version.
4611 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
4612 (SHLIB_LINK): Don't make SHLIB_SOLINK.
4613 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
4614 (libgcc_s.%.dylib): New.
4616 (install-darwin-libgcc-stubs): New.
4617 (INSTALL_LIBGCC): New append.
4618 * config/i386/darwin-libgcc.10.4.ver: New.
4619 * config/i386/darwin-libgcc.10.5.ver: New.
4620 * config/i386/t-darwin: New.
4621 * config/rs6000/darwin-libgcc.10.4.ver: New.
4622 * config/rs6000/darwin-libgcc.10.5.ver: New.
4623 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
4624 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
4626 2005-09-28 Paul Brook <paul@codesourcery.com>
4628 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
4631 2005-09-28 Richard Guenther <rguenther@suse.de>
4633 PR tree-optimization/23853
4634 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
4635 host_integerp to verify misalignment value.
4637 2005-09-28 Richard Henderson <rth@redhat.com>
4639 * builtins.c (get_builtin_sync_mode): New.
4640 (expand_builtin_sync_operation): Pass in mode argument.
4641 (expand_builtin_compare_and_swap): Likewise.
4642 (expand_builtin_lock_test_and_set): Likewise.
4643 (expand_builtin_lock_release): Likewise.
4644 (expand_builtin): Update to match.
4646 2005-09-28 Nick Clifton <nickc@redhat.com>
4648 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
4649 formatting. Add check to PLUS case to ensure that the offset is
4650 within an acceptable range.
4652 * config/v850/v850.md (casesi): Disable the generation of the
4653 switch pattern as it is not being handled properly at the moment.
4655 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
4656 for when the high words are identical.
4658 2005-09-27 Richard Henderson <rth@redhat.com>
4660 * pretty-print.c (pp_base_format): Fix typo for %>.
4662 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
4663 Devang Patel <dpatel@apple.com>
4665 PR tree-optimization/23625
4666 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
4667 LABEL_EXPR, assertion check.
4669 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
4671 * optabs.c (no_conflict_move_test): Check if a result of a
4672 to-be-moved insn would be clobbered by an originally
4675 2005-09-27 Jeff Law <law@redhat.com>
4677 * passes.c (init_optimization_passes): Replace copy propagation
4678 passes immediately after DOM with phi-only copy propagation
4679 pases. Add phi-only copy propagation pass after first DOM pass.
4680 * tree-pass.h (pass_phi_only_copy_prop): Declare.
4681 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
4682 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
4683 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
4684 to init_copy_prop. Callers updated.
4685 (do_phi_only_copy_prop): New function.
4686 (pass_phi_only_copy_prop): New pass descriptor.
4688 2005-09-27 Nick Clifton <nickc@redhat.com>
4690 * libgcc2.c (__popcount_tab): Remove redundant prototype.
4692 2005-09-26 Jason Merrill <jason@redhat.com>
4695 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
4697 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
4699 2005-09-26 James E Wilson <wilson@specifix.com>
4701 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
4702 copyright. Add gcc copyright plus libgcc exception.
4703 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
4705 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
4707 2005-09-26 Jeff Law <law@redhat.com>
4709 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
4710 about when to iterate.
4712 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
4715 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
4716 for __complex__ double in -mcpu=G5 mode.
4718 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
4720 PR tree-optimization/23942
4721 * Makefile.in (SCEV_H): Depends on PARAMS_H.
4722 * tree-scalar-evolution.c: Include params.h.
4724 (follow_ssa_edge, follow_ssa_edge_in_rhs,
4725 follow_ssa_edge_in_condition_phi_branch,
4726 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
4727 Change return type to t_bool. Use a parameter to limit the size of
4728 trees that are walked before stopping
4729 (analyze_evolution_in_loop): Initialize the limit to 0.
4730 (follow_ssa_edge): Give up by returning t_dont_know if the limit
4731 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4733 2005-09-26 Uros Bizjak <uros@kss-loka.si>
4736 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
4737 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
4739 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
4741 * combine.c (make_extraction): Check for valid use of subreg.
4743 2005-09-26 Uros Bizjak <uros@kss-loka.si>
4746 * config/i386/i386.md ("*fistdi2_1"): New pattern.
4747 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
4748 ("fist<mode>2_with_temp"): Use only register operands.
4750 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
4752 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
4753 CALL_INSN_FUNCTION_USAGE.
4755 2005-09-26 Richard Guenther <rguenther@suse.de>
4758 * gcse.c: Include hashtab.h, define ldst entry hashtable.
4759 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
4760 (ldst_entry): Use the hashtable instead of list-walking.
4761 (find_rtx_in_ldst): Likewise.
4762 (free_ldst_entry): Free the hashtable.
4763 (compute_ld_motion_mems): Create the hashtable.
4764 (trim_ld_motion_mems): Remove entry from hashtable if
4765 removing it from list.
4766 (compute_store_table): Likewise^2.
4767 (store_motion): Free hashtable in case we did not see
4770 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
4772 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
4773 and arg1 if we are passing them to fold_build2.
4775 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
4778 * config/i386/i386.c (ix86_function_regparm): Fix the test for
4781 2005-09-25 Richard Henderson <rth@redhat.com>
4783 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
4784 SYMBOL_REF_TLS_MODEL to be correct.
4786 2005-09-24 Richard Henderson <rth@redhat.com>
4788 * ipa-type-escape.c (discover_unique_type): Remove dead code at
4789 end of function. Reindent.
4791 2005-09-24 Ian Lance Taylor <ian@airs.com>
4793 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
4794 NEGATE_EXPR/BIT_NOT_EXPR case.
4796 2005-09-24 Richard Henderson <rth@redhat.com>
4798 * c-common.c (handle_mode_attribute): When not modifying in place,
4799 create subtypes for enumerations.
4800 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
4801 * gimplify.c (create_tmp_from_val): Likewise.
4803 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
4805 * config/i386/i386.md (*tls_global_dynamic_64,
4806 *tls_local_dynamic_base_64): Add missing mode to call.
4807 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
4809 2005-09-24 Jan Hubicka <jh@suse.cz>
4811 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
4812 (cgraph_clone_node): Likewise.
4813 * cgraph.h (cgraph_clone_edge): Update prototype.
4814 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
4815 duplicated prototypes; add updating argument.
4816 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
4817 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
4819 (cgraph_mark_inline_edge): Likewise.
4820 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
4821 (cgraph_flatten_node): Likewise.
4822 (cgraph_decide_recursive_inlining): Likewise.
4823 (cgraph_decide_inlining_of_small_function): Likewise.
4824 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4826 2005-09-23 David Edelsohn <edelsohn@gnu.org>
4827 Pete Steinmetz <steinmtz@us.ibm.com>
4829 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
4830 (rldic.): Set type to "compare".
4832 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
4833 mfjmpr for MFCTR/MFLR.
4834 (movdf_hardfloat64): Same.
4835 (movdf_softfloat64): Same. Correct order of store and move types.
4836 (movti_string): Set type to store_ux/load_ux.
4837 (load_multiple): Set type to load_ux.
4838 (store_multiple): Set type to store_ux.
4839 (movmemsi): Set type to store_ux.
4840 (output_cbranch direct_return): Set type to jmpreg.
4841 (stmw): Set type to store_ux.
4842 (lmw): Set type to load_ux.
4843 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
4844 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
4845 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
4846 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
4847 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
4848 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
4849 (rios1-fpstore): Increase latency to 3.
4850 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
4851 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
4853 2005-09-23 David Edelsohn <edelsohn@gnu.org>
4854 Andrew Pinski <pinskia@physics.uc.edu>
4856 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
4857 operand2 constraint to "b".
4858 (sync_<fetchop_name>di_internal): Same.
4859 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
4861 (sync_old_<fetchop_name>di_internal): Same.
4862 (sync_new_<fetchop_name>si_internal): Same.
4863 (sync_new_<fetchop_name>di_internal): Same.
4865 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
4868 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
4869 case, define as macros.
4871 PR rtl-optimization/23837
4872 * optabs.c (no_conflict_move_test): Don't set must_stay for a
4873 clobber / clobber match between dest and p->first.
4875 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
4876 (no_conflict_move_test): Update comments.
4878 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
4880 * doc/install.texi: Update URL for Jacks.
4881 * doc/sourcebuild.texi: Likewise.
4883 2005-09-22 David Edelsohn <edelsohn@gnu.org>
4886 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
4887 registers when choosing register preferences.
4888 (movdf_hardfloat64): Same.
4890 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
4892 * expmed.c (expand_shift): Don't use the target of the rotate as
4893 target for the first expanded shift insn.
4894 * testsuite/gcc.dg/20050922-1.c: Testcase added.
4896 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
4898 PR tree-optimization/22438
4899 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
4900 preserved iv rhs rewriting specially.
4902 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
4904 * tree-data-ref.c (analyze_array_indexes): Only estimate when
4905 estimate_only is true.
4906 * tree-flow.h (ref_contains_indirect_ref): New prototype.
4907 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
4908 tree-ssa-structalias.c
4909 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
4910 ref_contains_indirect_ref.
4911 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
4913 2005-09-21 DJ Delorie <dj@redhat.com>
4915 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
4917 (mn10300_return_in_memory): Support variable size types also.
4918 (mn10300_pass_by_reference): Likewise.
4919 (mn10300_function_value): New.
4920 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
4921 (FUNCTION_OUTGOING_VALUE): Likewise.
4922 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
4923 * doc/invoke.texi: Document it.
4925 2005-09-21 Uros Bizjak <uros@kss-loka.si>
4928 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
4929 force integer op1 into register for XFmode compares.
4931 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
4934 * expmed.c (alg_code): Add alg_impossible.
4935 (alg_hash_entry): Add cost.
4936 (synth_mult): Record alg_impossible in the hash table if
4937 multiplication by a given integer is impossble within the
4938 limit. Speed up using alg_impossible.
4940 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
4942 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
4943 argument. Allow and set any offset if needs_anyoffset is passed
4945 (get_constraint_for): Add argument here too.
4947 (do_structure_copy): Pass NULL to get_constraint_for.
4948 (handle_ptr_arith): Ditto.
4949 (find_func_aliases): Ditto.
4951 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
4953 PR rtl-optimization/23898
4954 * output.h (get_attr_min_length): Declare.
4955 * final.c (get_attr_length_1): New function, broken out of:
4957 (get_attr_min_length): New function.
4958 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
4959 (duplicate_computed_gotos): Likewise.
4960 * genattr.c (insn_min_length): Generate declaration.
4961 * genattrtab.c (min_fn, min_attr_value): New functions.
4962 (make_length_attrs): Generate insn_min_length.
4964 2005-09-20 Steve Ellcey <sje@cup.hp.com>
4966 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
4968 2005-09-20 Richard Henderson <rth@redhat.com>
4970 PR tree-optimization/24059
4971 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
4974 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
4976 * c.opt (fextended-identifiers): New.
4977 * c-opts.c (c_common_handle_option): Handle
4978 -fextended-identifiers.
4979 * doc/cpp.texi: Update documentation of extended identifiers.
4980 * doc/cppopts.texi (-fextended-identifiers): Document.
4982 2005-09-20 Jakub Jelinek <jakub@redhat.com>
4984 PR tree-optimization/23929
4985 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
4988 PR tree-optimization/23818
4989 * tree-stdarg.c (execute_optimize_stdarg): Call
4990 calculate_dominance_info.
4992 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
4994 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
4995 (analyze_siv_subscript_cst_affine): Add weak SIV test.
4996 (compute_overlap_steps_for_affine_1_2): Use
4997 get_number_of_iters_for_loop.
4998 (analyze_subscript_affine_affine): Check whether difference is
5000 Use get_number_of_iters_for_loop.
5001 Check whether overlap occurs outside of bounds.
5002 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
5004 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
5006 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
5007 base register if possible.
5009 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
5011 PR tree-optimization/18463
5012 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
5013 converting it directly is not possible.
5014 (chrec_convert_aggressive): New function.
5015 * tree-chrec.h (chrec_convert_aggressive): Declare.
5016 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
5017 Fold chrec conversions aggressively if asked to.
5018 (instantiate_parameters): Modified because of changes in
5019 instantiate_parameters_1.
5021 2005-09-19 Richard Henderson <rth@redhat.com>
5023 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
5024 (reduc_splus_v2df): New.
5026 2005-09-19 Richard Sandiford <richard@codesourcery.com>
5028 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
5029 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
5031 2005-09-19 Richard Henderson <rth@redhat.com>
5033 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
5036 2005-09-19 Richard Henderson <rth@redhat.com>
5038 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
5039 (ia64_expand_dot_prod_v8qi): New.
5040 * config/ia64/ia64-protos.h: Update.
5041 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
5042 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
5043 sdot_prodv8qi, sdot_prodv4hi): New.
5044 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
5046 2005-09-19 Richard Henderson <rth@redhat.com>
5049 * real.c (exact_real_truncate): Return false if the format cannot
5050 represent the number as a normal.
5052 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
5053 for a memory source.
5055 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
5057 * tree-ssa-operands.c (swap_tree_operands): Export.
5058 * tree.h (swap_tree_operands): Declare.
5059 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
5060 Call swap_tree_operands.
5062 2005-09-19 Richard Henderson <rth@redhat.com>
5064 * tree-flow.h (merge_alias_info): Declare.
5065 * tree-ssa-copy.c (merge_alias_info): Export.
5066 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
5067 (vect_create_data_ref_ptr): Use create_iv directly.
5068 (vectorizable_load): Use correct types for integer constants.
5069 (vect_generate_tmps_on_preheader): Likewise.
5070 (vect_gen_niters_for_prolog_loop): Likewise.
5072 2005-09-19 Steven Bosscher <stevenb@suse.de>
5074 PR rtl-optimization/23943
5075 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
5077 2005-09-18 Jan Hubicka <jh@suse.cz>
5079 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
5081 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
5083 * varasm.c (output_constant): Do not abort on conversions to union
5084 types between different sizes.
5086 2005-09-18 Richard Guenther <rguenther@suse.de>
5089 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
5092 2005-09-18 Paul Brook <paul@codesourcery.com>
5094 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
5096 2005-09-17 Richard Henderson <rth@redhat.com>
5098 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
5099 * tree-ssa-loop.c (pass_vect_dce): Remove.
5100 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
5103 2005-09-17 Richard Henderson <rth@redhat.com>
5105 * tree-pass.h (pass_vect_dce): Declare.
5106 * passes.c (init_optimization_passes): Add it.
5107 * tree-flow.h (tree_ssa_dce): Declare.
5108 * tree-ssa-dce.c (tree_ssa_dce): Export.
5109 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
5110 (gate_tree_vectorize): ... here.
5111 (pass_vect_dce): New.
5113 2005-09-17 Jan Hubicka <jh@suse.cz>
5115 * except.c (struct eh_status): Turn region_array into vec.
5116 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
5117 convert_from_eh_region_ranges, find_exception_handler_labels,
5118 current_function_has_exception_handlers, assign_filter_values,
5119 build_post_landing_pads, dw2_build_landing_pads,
5120 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
5121 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
5122 foreach_reachable_handler, can_throw_internal_1,
5123 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
5125 (duplicate_eh_region_1): Update region_array.
5126 (duplicate_eh_regions): Resize region_array and avoid recomputing.
5128 2005-09-17 David Edelsohn <edelsohn@gnu.org>
5131 * expmed.c (expand_mult): Substitute simple register for op0 when
5134 2005-09-17 Richard Henderson <rth@redhat.com>
5136 * expr.c (emit_move_via_integer): Add force argument, pass it on
5137 to emit_move_change_mode. Update callers.
5138 (emit_move_complex): Pass true to new force argument.
5139 * function.c (expand_function_end): Move expand_eh_return call
5140 earlier. Merge sub-word complex values into a pseudo before
5141 copying to the return hard register.
5143 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
5145 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
5146 between different sizes.
5148 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
5152 * passes.c (init_optimization_passes): Register dump files for
5155 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
5157 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
5158 * config/s390/s390.c (s390_overlap_p): New function.
5159 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
5160 peephole2, "*xc" peephole2): Added overlap check to the peephole2
5163 2005-09-16 Richard Guenther <rguenther@suse.de>
5165 * ipa-pure-const.c (static_execute): Free auxiliar information.
5166 * ipa-type-escape.c (discover_unique_type): Free temporary key.
5167 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
5169 2005-09-15 DJ Delorie <dj@redhat.com>
5171 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
5173 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5175 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5177 (swap_commutative_operands_with_target): New.
5179 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
5181 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
5184 (estimate_iters_using_array): New function.
5185 * tree-data-ref.h (estimate_iters_using_array): Prototype
5186 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
5187 Use estimate_iters_using_array instead of analyze_array.
5189 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
5191 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
5194 2005-09-15 Michael Matz <matz@suse.de>
5196 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
5198 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
5200 PR tree-optimization/23835
5201 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
5202 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
5204 2005-09-14 Richard Henderson <rth@redhat.com>
5206 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
5207 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
5209 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
5211 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
5212 in the ARRAY_TYPE case.
5214 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
5216 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
5218 2005-09-14 Uros Bizjak <uros@kss-loka.si>
5221 * tree-vect-transform.c (vectorizable_operation): Return false for
5222 scalar shift operations and for vector shift operations with
5223 non-invariant shift arguments. Use scalar tree operand op1 as
5224 a shift operand when vector shift insn pattern uses scalar shift
5226 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
5228 2005-09-14 Olivier Hainque <hainque@adacore.com>
5230 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
5231 value if it has side-effects.
5233 2005-09-14 David Edelsohn <edelsohn@gnu.org>
5236 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
5238 2005-09-14 Alan Modra <amodra@bigpond.net.au>
5240 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
5241 passed as NAME as if it were label at start of function code.
5243 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
5245 * config/sh/sh.md (*movv4sf_i): Add general register cases to
5248 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
5250 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
5251 as early clobber. Rewrite so the PIC register is not implicitly used.
5253 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5255 * tree.c (annotate_with_file_line): Compare line numbers before
5258 2005-09-13 Uros Bizjak <uros@kss-loka.si>
5261 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
5262 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
5264 2005-09-13 Ian Lance Taylor <ian@airs.com>
5266 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
5267 than a HOST_WIDEST_INT to gen_doloop_begin.
5269 2005-09-13 Diego Novillo <dnovillo@redhat.com>
5271 * tree-dfa.c (dump_variable): Guard against NULL annotations.
5273 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
5275 PR tree-optimize/23817
5276 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
5278 2005-09-13 Alan Modra <amodra@bigpond.net.au>
5281 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
5282 word before changing the stack pointer. Use gen_frame_mem for MEMs.
5283 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
5284 (restore_stack_nonlocal): Likewise.
5285 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
5287 2005-09-12 Ian Lance Taylor <ian@airs.com>
5290 * c.opt (ffriend-injection): New C++ option.
5291 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
5292 (C++ Dialect Options): Document -ffriend-injection.
5294 2005-09-12 Josh Conner <jconner@apple.com>
5297 * ipa-reference.c (static_execute): Don't mark variables in
5298 named sections TREE_READONLY.
5300 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5302 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
5305 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
5307 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
5308 V_MUST_DEF instead of just the first_use_p.
5309 Don't mark the virtual variables for renaming on the statement which
5311 (pass_dse): Remove TODO_update_ssa.
5313 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
5316 * stor-layout.c (compute_record_mode): For records with a single
5317 field, actually check the field's mode size against the type size.
5319 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
5320 registers for TARGET_SHMEDIA.
5321 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
5322 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
5323 of GENERAL_REGS and FP_REGS.
5325 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5327 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
5329 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5331 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
5332 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
5333 are omitted. Exclude stack_tie insn too.
5335 2005-09-11 David Edelsohn <edelsohn@gnu.org>
5337 PR rtl-optimization/23098
5338 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
5340 * config/rs6000/rs6000.md (movdf splitter): Use
5341 const_double_operand predicate for TARGET_POWERPC64.
5342 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
5343 SYMBOL_REF method to ABI_V4.
5345 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
5346 replace_equiv_address.
5347 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
5348 rs6000_sr_alias_set and MEM_NOTRAP.
5349 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
5351 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
5353 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
5354 handle CALL_EXPR again.
5356 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
5358 * arm/predicates.md (alignable_memory_operand): Delete.
5360 2005-09-10 Richard Henderson <rth@redhat.com>
5363 * dbxout.c (dbxout_expand_expr): New.
5364 (dbxout_symbol): Use it.
5366 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
5368 * arm.c (arm_gen_rotated_half_load): Delete.
5369 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
5370 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
5371 (thumb_set_return_address): Likewise.
5372 (thumb_load_double_from_address): Use adjust_address.
5373 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
5374 (extendhsisi2_mem, movhi_bytes): Use change_address.
5375 (movhi): Use widen_memory_access.
5376 (reload_out_df): Use replace_equiv_address.
5377 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
5379 2005-09-09 Richard Henderson <rth@redhat.com>
5382 * dbxout.c: Include expr.h.
5383 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
5384 (dbxout_symbol): Handle DECL_VALUE_EXPR.
5385 * Makefile.in (dbxout.o): Add EXPR_H.
5387 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
5389 PR tree-optimization/23509
5390 * tree-cfg.c (replace_uses_by): Use replace_exp.
5391 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
5392 pointers have name_mem_tag or type_mem_tag set.
5394 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5396 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
5397 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
5398 of wrongly accessing operands.
5400 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5402 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
5403 * tree-chrec.c: Include tree-scalar-evolution.h.
5404 (chrec_convert): Instantiate the base and step before calling
5405 scev_probably_wraps_p that would fail on parametric evolutions.
5406 Collect all the fails into a single section failed_to_convert,
5407 print a diagnostic, and return chrec_dont_know instead of calling
5409 * tree-scalar-evolution.c (loop_closed_phi_def): New.
5410 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
5412 (scev_const_prop): Don't replace the definition of a loop closed ssa
5413 phi node by itself, or by another loop closed ssa phi node.
5414 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
5415 that base and step are defined.
5417 2005-09-09 Richard Guenther <rguenther@suse.de>
5420 * fold-const.c (fold_ternary): Check truth_value_p before
5421 calling invert_truthvalue.
5423 2005-09-09 Nick Clifton <nickc@redhat.com>
5425 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
5426 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
5427 dimension of these arrays.
5428 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
5430 * longlong.h: Only provide a prototype for the __clz_tab[] array
5431 if this header has not been included from libgcc2.h.
5432 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
5434 Provide prototypes for exported functions.
5435 Use the __clz_tab[] and __popcount_tab[] arrays provided by
5438 2005-09-08 Josh Conner <jconner@apple.com>
5442 * expr.c (expand_expr_addr_expr_1): Don't invoke
5443 expand_simple_binop for EXPAND_INITIALIZER.
5445 2005-09-08 Richard Henderson <rth@redhat.com>
5448 * toplev.c (wrapup_global_declaration_1): Split out ...
5449 (wrapup_global_declaration_2): ... from ...
5450 (wrapup_global_declarations): ... here. Return bool.
5451 (check_global_declaration_1): Split out ...
5452 (check_global_declarations): from here.
5453 (emit_debug_global_declarations): New.
5454 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
5455 check_global_declaration_1, emit_debug_global_declarations): Declare.
5456 * c-decl.c (c_write_global_declarations_1): Don't create a vector
5457 of decls. Call wrapup_global_declaration_1,
5458 wrapup_global_declaration_2, check_global_declaration_1 directly.
5459 (c_write_global_declarations_2): New.
5461 (c_write_global_declarations): Call c_write_global_declarations_2.
5462 * langhooks.c (write_global_declarations): Call
5463 emit_debug_global_declarations.
5465 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
5466 remove decls that have DECL_RTL_SET_P.
5467 * passes.c (rest_of_decl_compilation): Invoke
5468 cgraph_varpool_finalize_decl for all but functions.
5470 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5472 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
5473 the result of a conversion if the new min and max cannot be compared.
5475 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
5477 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
5478 (override_options): Setting s390_sr_alias_set removed.
5479 (save_fpr, save_gprs): Set alias set to vararg or frame.
5480 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
5481 s390_sr_alias_set with get_frame_alias_set ().
5482 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
5483 get_varargs_alias_set ().
5485 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5489 * c-parser.c (c_parser_objc_method_definition): If the next
5490 token is not "{", error out and don't start the function.
5492 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5494 * tree-vrp.c (extract_range_from_expr): Move the check for non
5495 nullness after the check for gimple invariant.
5497 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5499 * tree.c (host_integerp, tree_low_cst): Correct function comment.
5501 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5504 * config/m32r.md (movmemsi_internal): Canonicalize order of
5505 operands in PLUS component of template.
5507 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
5509 * reload1.c (fixup_eh_region_note): Remove assertion.
5510 (fixup_abnormal_edges): Reverted removal of call to
5511 find_many_sub_basic_blocks made on 2005-08-31.
5513 2005-09-07 Richard Henderson <rth@redhat.com>
5515 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
5516 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
5517 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
5518 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
5519 rearrange for better packing.
5520 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
5521 (lookup_cfa_1): Remove inline marker.
5522 (cfa_equal_p): Split out of ...
5523 (def_cfa_1): ... here. Use INVALID_REGNUM.
5524 (build_cfa_loc): Handle !cfa->indirect.
5525 (frame_pointer_cfa_offset): New.
5526 (dbx_reg_number): Assert register elimination performed; do
5527 leaf register remapping.
5528 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
5529 (eliminate_reg_to_offset): New.
5530 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
5531 for verifiably local stack frame addresses; re-base to CFA.
5532 (mem_loc_descriptor): Remove can_use_fbreg argument.
5533 (concat_loc_descriptor, loc_descriptor): Likewise.
5534 (containing_function_has_frame_base): Remove.
5535 (rtl_for_decl_location): Don't do register elimination or
5536 leaf register remapping here.
5537 (secname_for_decl): Split out from ..
5538 (add_location_or_const_value_attribute): ... here.
5539 (convert_cfa_to_loc_list): New.
5540 (compute_frame_pointer_to_cfa_displacement): New.
5541 (gen_subprogram_die): Use them.
5542 * tree.h (frame_base_decl): Remove.
5543 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
5544 (prologue_stack_adjust): Remove.
5545 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
5546 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
5547 (set_frame_base_location): Remove.
5548 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
5549 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
5550 (vt_add_function_parameters): Don't eliminate_regs.
5551 (vt_initialize): Don't create frame_base_decl.
5553 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5555 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
5556 version of GNU binutils for 4.x and later.
5558 2005-09-06 Mark Mitchell <mark@codesourcery.com>
5560 * ggc-page.c (ggc_push_context): Remove.
5561 (ggc_pop_context): Likewise.
5562 * ggc.h (ggc_push_context): Remove.
5563 (ggc_pop_context): Likewise.
5565 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5568 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
5569 returning from an interrupt handler.
5571 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5574 * config/arc/arc.c (output_shift): Add check for loop count when
5577 2005-09-06 Steven Bosscher <stevenb@suse.de>
5579 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
5581 (abs_replacement): Likewise.
5582 (pass_phiopt): Remove TODO_update_ssa.
5584 2005-09-06 Jakub Jelinek <jakub@redhat.com>
5587 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
5588 if "return with no value, in function returning non-void" warning
5590 * tree-cfg.c (execute_warn_function_return): Don't look at
5591 RETURN_EXPRs with TREE_NO_WARNING set.
5594 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
5595 for internal functions doesn't use registers used by global registers
5596 variables. Use fewer register parameters if there are global register
5599 2005-09-06 Olivier Hainque <hainque@adacore.com>
5600 Eric Botcazou <ebotcazou@adacore.com>
5603 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
5604 when we would be extracting outside its bit span (bitpos+bitsize
5605 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
5606 Ada unchecked conversions.
5608 2005-09-06 Steven Bosscher <stevenb@suse.de>
5610 * tree-ssa-pre.c (try_look_through_load): New function.
5611 (compute_avail): Use it to try to look through loads for some
5612 more useful expressions.
5614 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5616 * simplify-rtx.c (simplify_binary_operation_1): Correct the
5617 condition for detecting cases like (a&a) and (a^a).
5619 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
5621 * common.opt: Add option ftree-vect-loop-version.
5622 * params.def: Add --param vect-max-version-checks.
5623 * doc/invoke.texi: Document ftree-vect-loop-version and
5624 --param vect-max-version-checks.
5625 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
5626 may_misalign_stmts and defines for accessors.
5627 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
5628 LOOP_VINFO_MAY_MISALIGN_STMTS.
5629 (destroy_loop_vec_info): VEC_free for
5630 LOOP_VINFO_MAY_MISALIGN_STMTS.
5631 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5632 Update documentation.
5633 (vect_update_misalignment_for_peel): New.
5634 (vect_enhance_data_refs_alignment): Update to choose loop
5635 peeling or loop versioning if appropriate for the (potentially)
5636 unaligned data references in the loop.
5637 (vect_analyze_data_refs_alignment): Remove call to
5638 vect_enhance_data_refs_alignment so the checks can be done
5640 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
5641 and move up call to vect_analyze_data_refs_alignment.
5642 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
5643 (vect_transform_loop): Add call to loop_version.
5645 2005-09-06 Jakub Jelinek <jakub@redhat.com>
5647 PR rtl-optimization/23098
5648 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
5649 * simplify-rtx.c (constant_pool_reference_p): New function.
5650 * rtl.h (constant_pool_reference_p): New prototype.
5651 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
5652 constant_pool_reference_p in condition and
5653 avoid_constant_pool_reference in preparation statements.
5655 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
5657 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
5658 STRICT_LOW_PART SETs.
5660 2005-09-06 Alan Modra <amodra@bigpond.net.au>
5663 * except.c (sjlj_emit_function_enter): Find the function begin
5664 note even when it's not in first basic block.
5666 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
5668 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
5669 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
5670 * aclocal.m4: Regenerate.
5672 2005-09-05 DJ Delorie <dj@redhat.com>
5674 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
5677 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
5679 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
5680 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
5681 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
5682 Follow spelling conventions.
5683 * doc/invoke.texi: Follow spelling conventions.
5685 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
5687 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
5688 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
5689 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
5691 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
5694 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
5695 (output_stack_adjust): Use gen_tmp_stack_mem.
5696 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
5697 (sh_set_return_address, sh_allocate_initial_value): Likewise.
5698 (sh_get_pr_initial_val): Likewise.
5699 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
5700 (sh_initialize_trampoline): Likewise. Also use adjust_address.
5701 * sh.md (divsi_inv_m0): Use gen_const_mem.
5702 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
5703 (movdf_i4+1): Use gen_tmp_stack_mem.
5704 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
5705 (fpu_switch+2): Likewise.
5706 (movv4sf_i, movv16sf_i): Use adjust_address.
5707 (symGOT_load): Set MEM_NOTRAP_P bit.
5709 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5712 * pa.c (emit_move_sequence): Fix typo in last change.
5714 2005-09-03 Jakub Jelinek <jakub@redhat.com>
5716 PR rtl-optimization/23454
5717 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
5720 2005-09-03 Richard Henderson <rth@redhat.com>
5721 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5724 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
5727 2005-09-02 Nicolas Pitre <nico@cam.org>
5729 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
5730 to bit_count to 32 bits.
5732 2005-08-31 Mark Mitchell <mark@codesourcery.com>
5735 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
5736 generating synthetic loads from volatile lvalues.
5738 005-09-02 Nick Clifton <nickc@redhat.com>
5740 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
5741 __ctzhi2, __clzhi2): New functions.
5743 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
5746 * tree-nested.c (struct var_map_elt): Mark with GTY.
5747 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
5749 (lookup_field_for_decl): Allocate new element in GC memory.
5750 (lookup_tramp_for_decl): Likewise.
5751 (convert_nl_goto_reference): Likewise
5752 (create_nesting_tree): Allocate info in GC memory. Likewise for
5754 (free_nesting_tree): Free with ggc_free instead of free.
5755 (root): New static variable.
5756 (lower_nested_functions): Remove root as local variable. And zero out
5757 root at the end of the function.
5759 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
5761 PR rtl-optimization/20365
5762 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
5763 to short. New member ix.
5764 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
5765 (simplify_plus_minus): Initialize ix members before calling qsort.
5767 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
5769 PR tree-optimization/23626
5770 * tree-cfg.c (replace_uses_by): Clean up eh info.
5772 2005-09-01 DJ Delorie <dj@redhat.com>
5774 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
5777 2005-09-01 David Edelsohn <edelsohn@gnu.org>
5779 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
5780 (rs6000_split_multireg_move): Use replace_equiv_address instead of
5783 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
5785 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
5786 do not issue warning for a variable definition following
5789 2005-09-01 Richard Henderson <rth@redhat.com>
5792 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
5793 conversion to CONST_VECTOR.
5795 2005-09-01 Richard Henderson <rth@redhat.com>
5798 * reload1.c (reload_as_needed): Check !CALL_P before calling
5799 fixup_eh_region_note.
5800 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
5802 2005-09-01 DJ Delorie <dj@redhat.com>
5804 * varasm.c (output_constant): Let the target resolve
5805 conversions of addresses to non-default pointer sizes.
5807 2005-09-01 Nicolas Pitre <nico@cam.org>
5809 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
5810 to alow matching ARM pre-indexed addressing mode.
5811 (arm_override_options): Remove now irrelevant comment.
5813 2005-09-01 Phil Edwards <phil@codesourcery.com>
5815 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
5816 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
5817 * config/i386/vxworks.h: Likewise.
5818 * config/i386/t-vxworksae: New file, for VxWorks AE.
5819 * config/i386/vxworksae.h: Likewise.
5821 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
5823 PR tree-optimization/23410
5824 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
5825 sequence is not wrapping during the first step.
5827 2005-09-01 Jakub Jelinek <jakub@redhat.com>
5830 * dwarf2out.c (base_type_die): Compare char_type_node with
5831 TYPE_MAIN_VARIANT (type), not type.
5833 2005-09-01 Richard Guenther <rguenther@suse.de>
5835 PR tree-optimization/15366
5836 * common.opt: Add -finline-functions-called-once.
5837 Put -fearly-inlining in alphabetically ordered place.
5838 * doc/invoke.texi: Document new option.
5839 * ipa-inline.c (cgraph_decide_inlining): Honour
5840 flag_inline_functions_called_once.
5842 2005-09-01 Jakub Jelinek <jakub@redhat.com>
5844 PR rtl-optimization/23478
5845 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
5846 (alloc_qty): Initialize it.
5847 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
5848 (combine_regs): Combine also n_throwing_calls_crossed fields.
5849 (find_free_reg): Don't attempt to caller-save pseudos crossing
5850 calls that might throw.
5851 * global.c (struct allocno): Add throwing_calls_crossed field.
5852 (global_alloc): Revert 2005-08-22 change. Initialize
5853 throwing_calls_crossed.
5854 (find_reg): Don't attempt to caller-save pseudos crossing calls that
5857 2005-09-01 Alan Modra <amodra@bigpond.net.au>
5860 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
5861 (mask64_operand): Reinstate code prior to 2005-06-11 change.
5862 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
5863 (and64_2_operand): Tweak to use predicate.
5864 (and_operand): Adjust for mask_operand changes.
5865 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
5866 (print_operand): Likewise.
5867 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
5868 (mask64_1or2_operand): Delete.
5869 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
5870 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
5871 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
5872 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
5873 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
5874 (rotldi3_internal4): Likewise.
5875 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
5876 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
5877 (ashldi3_internal7): Likewise.
5878 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
5879 (ashldi3_internal, ashldi3_internal9 split): Likewise.
5880 (anddi3 split): Don't match mask64_operand.
5881 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
5882 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
5883 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
5884 't' splitter predicate.
5885 (movdi_internal64 + 2): Revert 2005-06-11 change.
5887 2005-08-31 DJ Delorie <dj@redhat.com>
5889 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
5890 (m32c_asm_integer): Add support for 32 bit pointers.
5892 2005-08-31 Richard Henderson <rth@redhat.com>
5894 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
5895 component-like references for setting MEM_NOTRAP_P.
5897 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
5898 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
5900 2005-08-31 Richard Henderson <rth@redhat.com>
5902 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
5903 into a pseudo before applying gen_lowpart.
5905 2005-08-31 Geoffrey Keating <geoffk@apple.com>
5907 * doc/install.texi (Specific): Update cctools version required
5908 for full functionality.
5909 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
5910 linkers as -macosx_version_min.
5912 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
5915 * sh.c (print_operand, %R and %S): Add handling of floating point
5916 registers, memory, constants and invalid operands.
5918 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
5920 * ipa-pure-const.c: Change dump name.
5922 2005-08-31 Uros Bizjak <uros@kss-loka.si>
5925 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
5926 to "reg_or_0_operand".
5927 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
5929 2005-08-31 Dale Johannesen <dalej@apple.com>
5931 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
5932 loops that count down.
5934 2005-08-31 Richard Henderson <rth@redhat.com>
5937 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
5938 (fixup_eh_region_note): New.
5939 (reload_as_needed): Call it.
5940 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
5941 don't call find_many_sub_basic_blocks; call verify_flow_info.
5942 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
5943 (keep_stack_depressed): Likewise.
5944 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
5946 2005-08-31 Richard Henderson <rth@redhat.com>
5948 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
5951 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
5953 * expr.c (expand_expr_real_1): Compare size of address
5954 mode to target's address mode size in deciding expansion of
5955 the constant address.
5957 2005-08-31 Richard Guenther <rguenther@suse.de>
5960 * expr.c (all_zeros_p): New function.
5961 (expand_expr_real_1): Handle the case of an all-zero
5962 non-addressable constructor separately.
5964 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
5966 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
5967 arguments, adjust all callers.
5968 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
5970 2005-08-30 Richard Henderson <rth@redhat.com>
5973 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
5974 whenever the mode sizes match.
5976 2005-08-31 Alan Modra <amodra@bigpond.net.au>
5978 * calls.c (load_register_parameters): Fix comment typo.
5979 * expr.c (emit_push_insn): Comment formatting.
5981 2005-08-30 Ian Lance Taylor <ian@airs.com>
5983 * config/i386/x-cygwin (host-cygwin): Change dependency from
5984 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
5986 2005-08-29 Geoffrey Keating <geoffk@apple.com>
5988 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
5991 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
5994 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
5995 call to ggc_collect.
5997 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
6000 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
6001 beginning. Remove $(INCLUDES) from all the rules, if following
6002 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
6004 2005-08-29 Jakub Jelinek <jakub@redhat.com>
6007 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
6008 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
6009 not constant, but maxlen is, don't set len to maxlen, rather
6010 set maxlen to len if len is a constant.
6012 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
6014 PR tree-optimization/23475
6015 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
6018 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
6020 Fix PR middle-end/22455
6022 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
6023 Checksum only the parts of the tree that exist for the tree code.
6025 2005-08-28 Dale Johannesen <dalej@apple.com>
6027 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
6029 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
6031 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
6033 2005-08-28 Richard Henderson <rth@redhat.com>
6035 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
6036 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
6039 2005-08-28 Jakub Jelinek <jakub@redhat.com>
6042 * builtins.c (get_memory_rtx): Don't strip nops
6043 in between COMPONENT_REFs.
6045 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
6048 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
6050 (gimplify_modify_expr): Check for zero sized types and gimplify the
6051 rhs and lhs as statements.
6053 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
6056 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
6057 state for return address column of signal frames.
6059 2005-08-27 David Edelsohn <edelsohn@gnu.org>
6062 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
6063 bytes >= 2 not bytes == 2.
6064 (expand_block_move): Same.
6066 2005-08-27 Richard Guenther <rguenther@suse.de>
6069 * config/i386/sse.md (sse2_movsd): Add missing closing
6072 2005-08-27 Paul Brook <paul@codesourcery.com>
6074 * genrecog.c (enum decision_type): Add DT_num_insns.
6075 (struct decision_test): Add u.num_insns.
6076 (add_to_sequence): Add DT_num_insns test.
6077 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
6078 (write_cond, debug_decision_2): Ditto.
6079 (change_state): Assume peep2_next_insn never fails.
6080 Remove "afterward" argument.
6081 (write afterward, write_tree): Update to match.
6082 * recog.c (peep2_current_count): New variable.
6083 (peep2_next_insn): Check it.
6084 (peephole2_optimize): Set peep2_current_count.
6085 * recog.h (peep2_current_count): Declare.
6087 2005-08-26 Josh Conner <jconner@apple.com>
6090 * ipa-pure-const.c (check_tree): Check for volatile-ness
6091 when considering a dereference.
6093 2005-08-27 Jakub Jelinek <jakub@redhat.com>
6095 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
6097 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6099 PR rtl-optimization/23561
6100 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
6101 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
6102 at most LEN bytes long memory fits into the field.
6103 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
6104 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
6105 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
6107 2005-08-26 Richard Henderson <rth@redhat.com>
6110 * loop.c (biased_biv_may_wrap_p): New.
6111 (maybe_eliminate_biv_1): Use it to suppress non-equality
6112 comparison transformations. Delete disabled code.
6114 2005-08-26 Ian Lance Taylor <ian@airs.com>
6116 * combine.c (make_extraction): Avoid reference outside object.
6118 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
6120 * stor-layout.c (finalize_type_size): Restore behaviour for
6121 non-aggregate types to the status quo ante of the patch for
6122 pr 23467. Document why it matters.
6124 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6127 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
6128 array by one element, initialize the BT_LAST element with NULL.
6130 2005-08-26 David Edelsohn <edelsohn@gnu.org>
6132 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
6133 optimizing for size.
6135 (compare_plus_eqsi): Same.
6136 (plus_eqsi_compare): Same.
6137 (neg_eq0<mode>): Same.
6138 (neg_eq<mode>): Same.
6140 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
6143 2005-08-26 Nick Clifton <nickc@redhat.com>
6145 * config/v850/v850.c (ep_memory_operand): Return FALSE if
6146 TARGET_EP is not defined.
6147 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
6148 TARGET_EP is enabled.
6149 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
6150 * config/v850/v850.md (save_all_interrupt): Only use the EP
6151 register if TARGET_EP is defined.
6152 (restore_all_interrupt): Likewise.
6153 * config/v850/lib1funcs.asm: Update functions so that the EP
6154 register is only used if __EP__ is defined.
6156 2005-08-26 David Ung <davidu@mips.com>
6158 * config/mips/mips.c (mips_expand_prologue): Handle case when
6159 generating for MIPS16 and the outgoing argument area is more than
6160 SMALL_OPERAND. Use the frame pointer as temporary to generate the
6163 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
6165 * config/crx/crx.md: Make doloop_end pattern usage controllable
6166 via mloop-nesting=<max-nesting> command line switch. Make sure
6167 the combiner cannot use doloop_end_<mode> in an illegal way.
6168 * config/crx/crx.c: Use regs up to r6 for argument passing.
6169 Refine crx_address_cost (non cst4 displacements are expensive).
6170 * config/crx/crx.opt: Add switch for mloop-nesting=.
6172 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
6174 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
6175 (UNSPEC_MVST): New constant.
6177 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
6179 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
6180 Reject operands containing eliminable registers.
6181 * testsuite/gcc.dg/20050825-1.c: New testcase.
6183 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6184 Jan Hubicka <jh@suse.cz>
6186 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
6188 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6190 PR tree-optimization/23546
6191 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
6194 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
6196 * params.def (PARAM_MIN_SPEC_PROB): New.
6197 * sched-rgn.c (MIN_PROBABILITY): Delete.
6198 (compute_trg_info): Convert to PARAM_VALUE.
6199 * doc/invoke.texi (param): Document min-spec-prob.
6201 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
6203 * config/darwin.h: define __PIC__
6204 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
6205 TARGET_OS_CPP_BUILTINS macro.
6207 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6209 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
6212 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6214 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
6216 * cfghooks.c (duplicate_block): Added position where to place
6217 new block as argument.
6218 * cfghooks.h (duplicate_block): Declaration changed.
6219 * cfglayout.c (copy_bbs): Add argument after. Pass it to
6221 * cfglayout.h (copy_bbs): Declaration changed.
6222 * cfgloop.h (loop_version): Declaration changed.
6223 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
6224 position to copy_bbs.
6225 (loop_version): Pass position to duplicate_loop_to_header_edge.
6226 Add place_after argument and position new blocks according to
6228 * modulo-sched.c (sms_schedule): Pass place_after argument
6230 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
6231 * tree-cfg.c (split_edge_bb_loc): New function.
6232 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
6233 to determine position of new blocks.
6234 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
6236 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
6237 argument to duplicate_block.
6238 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
6239 Pass position to copy_bbs.
6241 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6243 * fold-const.c (ptr_difference_const): Use
6244 cst_and_fits_in_hwi instead of host_integerp.
6246 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6248 * config/darwin.c (gen_pic_offset): New.
6249 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
6252 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
6254 PR tree-optimization/23486
6255 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
6257 2005-08-23 Phil Edwards <phil@codesourcery.com>
6259 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
6260 remove use_collect2.
6261 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
6263 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
6264 configuration files to override the default value.
6266 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
6267 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
6268 * config/vx-common.h: New file, split out from...
6269 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
6270 * config/vxworksae.h: New file, for VxWorks AE.
6271 * config/vxworks.opt: New file.
6272 * config/vxlib.c: Update for VxWorks 6.
6274 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
6275 other MULTILIB_* variables appropriately.
6276 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
6277 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
6278 * config/rs6000/vxworks.h: Update for VxWorks 6.
6279 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
6281 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
6284 * config/darwin.c (machopic_select_section): Remove the hack to
6285 mark "::operator new" and "::operator delete" for coalescing
6286 even though they are not weak.
6288 2005-08-24 Alan Modra <amodra@bigpond.net.au>
6290 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
6291 * configure: Regenerate.
6293 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6296 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
6298 * convert.c (convert_to_integer, convert_to_vector): Likewise.
6299 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
6302 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6304 * config/rs6000/predicates.md (equality_operator): New.
6305 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
6306 comparison with a large constant.
6308 2005-08-23 Mark Mitchell <mark@codesourcery.com>
6310 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
6312 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
6314 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
6315 registers is even, and we have a hardware double precision fp,
6317 (sh_gimplify_va_arg_expr): For floating point arguments, consider
6318 size of current argument when checking if argument was passed in
6321 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
6324 * stor-layout.c (finalize_type_size): Dont override
6325 existing alignment with a smaller alignment from the mode.
6327 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6329 * lambda-code.c (lambda_vector_lexico_pos): Moved...
6330 * lambda.h (lambda_vector_lexico_pos): ... here.
6331 * tree-data-ref.c (build_classic_dist_vector): Return false when
6332 the distance vector is lexicographically negative.
6334 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6336 PR tree-optimization/23511
6337 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
6338 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
6340 2005-08-23 Jakub Jelinek <jakub@redhat.com>
6342 PR tree-optimization/22043
6343 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
6344 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
6345 If ALLOW_FLEXARR, handle types ending with flexible array member.
6346 Pass false as second argument to recursive count_type_elements calls.
6347 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
6348 argument to count_type_elements call.
6349 * tree-sra.c (decide_block_copy): Likewise.
6350 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
6351 for a constant-sized object, set cleared as well. Pass true as
6352 second argument to count_type_elements call.
6354 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6357 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
6358 from legitimate_small_data_p, and make global. Update use.
6359 Remove forward declaration.
6360 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
6362 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
6364 2005-08-23 David Edelsohn <edelsohn@gnu.org>
6366 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
6367 of scratch intermediates.
6368 (eq<mode>_compare): Same.
6369 (neg_eq0<mode>): New.
6370 (neg_eq<mode>): Convert to define_insn_and_split.
6372 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6375 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
6376 stdarg functions, set/clear the fp marker even when no variable
6378 * config/rs6000/sysv4.opt (mprototype): Describe.
6380 2005-08-22 Jakub Jelinek <jakub@redhat.com>
6382 PR rtl-optimization/23478
6383 * regs.h (reg_info): Add throw_calls_crossed.
6384 (REG_N_THROWING_CALLS_CROSSED): Define.
6385 * flow.c (allocate_reg_life_data): Initialize
6386 REG_N_THROWING_CALLS_CROSSED.
6387 (propagate_one_insn, attempt_auto_inc): Update
6388 REG_N_THROWING_CALLS_CROSSED.
6389 * global.c (global_alloc): Don't allocate pseudos across
6390 calls that may throw.
6392 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
6395 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
6396 value is inbetween the range if we did not find an exact match.
6398 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
6400 * doc/invoke.texi (Option Summary): Add ms1 options.
6401 * doc/extend.texi: Document interrupt handler attribute for ms1.
6402 * doc/md.texi: Document ms1 constraints.
6403 * config.gcc: Add ms1-*-elf.
6404 * config/ms1/ms1.h: New.
6405 * config/ms1/ms1.c: New.
6406 * config/ms1/ms1.md: New.
6407 * config/ms1/ms1-protos.h: New.
6408 * config/ms1/ABI.txt: New.
6409 * config/ms1/crti.asm: New.
6410 * config/ms1/crtn.asm: New.
6411 * config/ms1/lib2extra-funcs.c: New.
6412 * config/ms1/t-ms1: New.
6413 * config/ms1/ms1.opt: New.
6415 2005-08-22 Ira Rosen <irar@il.ibm.com>
6417 * config/rs6000/altivec.md (xorv4sf3): New.
6418 (negv4sf2, neg<mode>2): Likewise.
6420 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
6423 * config/ia64/ia64.md (divsi3): Check divide by zero.
6424 (udivsi3): Likewise.
6426 (udivdi3): Likewise.
6428 2005-08-21 Jakub Jelinek <jakub@redhat.com>
6430 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
6431 up to elem_bitsize bits, not max_bitsize.
6433 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6435 PR tree-optimization/23433
6436 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
6437 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
6439 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6441 PR tree-optimization/23434
6442 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
6443 the iteration bound is not an INTEGER_CST.
6445 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
6447 * tree-vect-transform.c (get_initial_def_for_reduction): Set
6448 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
6449 NULL if need_epilog_adjust is false.
6450 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
6451 Case 3 always peels first itration, not just for PLUS case, and no need
6452 to use scalar_initial_def here. Create an epilog adjustment only if
6453 scalar_initial_def is not NULL.
6455 (vectorizable_reduction): Remove assert.
6457 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
6460 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
6461 (__moddi3): Likewise.
6462 (__udivdi3): Likewise.
6463 (__umoddi3): Likewise.
6464 (__divsi3): Likewise.
6465 (__modsi3): Likewise.
6466 (__udivsi3): Likewise.
6467 (__umodsi3): Likewise.
6469 2005-08-20 Jakub Jelinek <jakub@redhat.com>
6471 * tree-pass.h (TDF_GRAPH): Define.
6472 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
6473 * passes.c (finish_optimization_passes): Only call
6474 finish_graph_dump_file if TDF_GRAPH is set.
6475 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
6476 NULL. Set TDF_GRAPH bit.
6477 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
6479 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
6481 * arm.h (arm_stack_offsets): Add locals_base field.
6482 * arm.c (arm_get_frame_offsets): Compute it.
6483 (thumb_compute_initial_elimination offset): Make the Thumb frame
6484 pointer point to the base of the local variables.
6485 (thumb_expand_prologue): Update accordingly.
6486 (thumb_expand_epilogue): Likewise.
6488 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
6489 mode of clobbered scratch to DImode. Handle a case that's known to
6492 2005-08-19 David Edelsohn <edelsohn@gnu.org>
6494 * config/rs6000/rs6000.md (gt0<mode>): Delete.
6495 (gt0<mode>_compare): Delete.
6496 (neg_gt0<mode>): Delete.
6498 2005-08-19 Eric Christopher <echristo@apple.com>
6500 * optabs.h: Change CTI_ to COI_.
6503 2005-08-19 James E Wilson <wilson@specifix.com>
6505 * builtins.c (expand_builtin_return_addr): Set
6506 current_function_accesses_prior_frames when count != 0. Use
6507 frame_pointer_rtx when count == 0.
6508 * function.h (struct function): Add accesses_prior_frames field.
6509 (current_function_accesses_prior_frames): Define.
6510 * reload1.c (init_elim_table): Check
6511 current_function_accesses_prior_frames.
6512 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
6514 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6516 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
6517 indicator. Return true if the flowgraph changed during
6520 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6523 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
6524 conditional expression before testing its value.
6526 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6528 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
6530 2005-08-19 Devang Patel <dpatel@apple.com>
6532 PR tree-optimization/23048
6533 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
6534 third parameter. Check whether latch is dominated by exit
6536 (if_convertible_loop_p): Supply exit block itself to
6537 if_convertible_bb_p.
6539 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
6542 * arm.md (arm_load_pic_register): Change argument to the mask of
6543 saved registers. Call thumb_find_work_register if we need a
6544 scratch register on Thumb.
6545 (arm_expand_prologue): Pass empty register set to
6546 arm_load_pic_register.
6547 (thumb_expand_prologue): Pass live_regs_mask directly to
6548 arm_load_pic_register.
6549 * arm-protos.h (arm_load_pic_register): Update prototype.
6551 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
6553 * sh.c (find_sole_member): New function.
6554 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
6555 if the record's alignment is larger than the size of its only member.
6557 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
6560 * arm.c (thumb_legitimize_reload_address): New function.
6561 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
6562 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
6564 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
6566 * config/crx/crx.c: Implement crx_decompose_address. Reject
6567 symbolic displacements since CRX register relative adressing
6568 mode can't handle unsigned 32-bit values as displacements.
6569 * config/crx/crx.h: Simplify definitions, remove redundant
6570 parenthesis and obsolete macros.
6571 * config/crx/crx.opt: Add new switch for debugging addresses.
6572 * config/crx/crx-protos.h: Add new declarations for above.
6574 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
6577 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
6580 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6582 * collect2.c (dup2): Delete.
6583 * configure.ac: Don't check for dup2.
6585 * config.in, configure: Regenerate.
6587 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
6589 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
6590 record with the type of its only member.
6592 2005-08-18 David Edelsohn <edelsohn@gnu.org>
6594 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
6595 define_insn_and_split.
6596 (plus_ltu<mode>_compare): Same.
6597 (gtu<mode>_compare): Same.
6598 (plus_gtu<mode>_compare): Same.
6600 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
6602 PR tree-optimization/22228
6603 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
6605 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
6606 are recorded in vect_vnames_to_rename for renaming.
6607 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
6608 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
6609 in vect_vnames_to_rename.
6610 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
6611 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
6613 2005-08-18 Jan Hubicka <jh@suse.cz>
6616 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
6617 info only for local statics, not for member variables.
6619 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6621 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
6623 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6625 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
6627 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
6630 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
6632 2005-08-17 James E Wilson <wilson@specifix.com>
6634 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
6637 2005-08-17 David Edelsohn <edelsohn@gnu.org>
6639 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
6640 (leu<mode>_compare): Same.
6641 (plus_leu<mode>): Same.
6642 (neg_leu<mode>): Same.
6643 (and_neg_leu<mode): Same.
6644 (ltu<mode>_compare): Same.
6645 (plus_ltu<mode>): Same.
6647 (geu<mode>_compare): Same.
6648 (plus_geu<mode>): Same.
6649 (neg_geu<mode>): Same.
6650 (and_neg_geu<mode>): Same.
6651 (plus_gt<mode>): Same.
6652 (gtu<mode>_compare): Same.
6653 (plus_gtu<mode>): Same.
6655 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
6657 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
6658 Move call_table_data to end. Delete spurious .text.
6659 (callt_save_all_interrupt): Fix comment typo.
6661 2005-08-17 James E Wilson <wilson@specifix.com>
6662 Kevin Winchester <winchester@amirix.com>
6665 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
6667 2005-08-17 Uros Bizjak <uros@kss-loka.si>
6670 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
6671 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
6673 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
6675 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
6676 record with the type of its only member if the modes don't match.
6678 * varasm.c (decode_reg_name): Skip empty additional register names.
6680 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
6682 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
6683 lsm_tmp_name_length): New.
6684 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
6685 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
6687 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6688 Andreas Krebbel <krebbel1@de.ibm.com>
6690 * config.gcc: Added z9-109 switch.
6691 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
6692 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
6693 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
6694 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
6695 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
6696 for "z9_109" cpu attribute.
6697 * config/s390/s390.c (z9_109_cost): New processor cost structure.
6698 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
6699 (s390_handle_arch_option): Added z9-109 switch.
6700 (override_options): Set respective cost function for z9-109.
6701 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
6702 (legitimate_reload_constant_p): Accept extended immediates.
6703 (print_operand): Three new output modifiers added: k, m and o.
6704 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
6705 (s390_output_mi_thunk): Use extended immediate when possible.
6706 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
6707 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
6708 (CONSTRAINT_LEN): Added length of O constraint.
6709 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
6710 * config/s390/s390.md ("cpu"): New value z9_109 added.
6711 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
6712 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
6713 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
6714 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
6715 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
6716 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
6717 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
6718 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
6719 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
6720 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
6721 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
6722 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
6723 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
6724 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
6725 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
6727 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
6728 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
6729 insns for TARGET_EXTIMM.
6731 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
6733 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
6735 2005-08-17 Nick Clifton <nickc@redhat.com>
6737 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
6738 Call default_encode_section_info.
6740 2005-08-17 Steven Bosscher <stevenb@suse.de>
6742 PR tree-optimization/21574
6743 * tree-ssa-ccp.c (likely_value): If the right hand side is a
6744 constant, return CONSTANT.
6745 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
6746 (ccp_fold, visit_assignment): Likewise.
6747 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
6749 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
6751 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
6752 fold_buildN instead of buildN then fold_initializer or fold.
6753 (build_unary_op): Likewise.
6754 (build_binary_op): Likewise.
6755 * fold-const.c (fold_initializer): Remove.
6756 (fold_build1_initializer): New function.
6757 (fold_build2_initializer): New function.
6758 (fold_build3_initializer): New function.
6759 * tree.h (fold_initializer): Remove.
6760 (fold_build1_initializer): New function.
6761 (fold_build2_initializer): New function.
6762 (fold_build3_initializer): New function.
6764 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
6766 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
6767 (try_move_mult_to_index): Call fold_build2 instead of build2.
6768 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
6769 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
6770 fold_binary_to_constant.
6771 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
6773 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
6774 check if A == gcd (A, B). Remove TYPE argument.
6775 (analyze_offset) Use fold_build2 instead of fold (build.
6776 (create_data_ref): Likewise.
6777 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
6778 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
6781 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
6783 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
6784 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
6786 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
6789 * gimplify.c (zero_sized_type): New function.
6790 (gimplify_modify_expr_rhs): If we have a zero sized type,
6791 replace the statement with an empty statement.
6793 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
6795 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
6798 2005-08-16 Ian Lance Taylor <ian@airs.com>
6800 * doc/tm.texi (Label Output): Correct typo.
6802 2005-08-16 Steven Bosscher <stevenb@suse.de>
6805 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
6806 force_operand will work later on using have_insn_for.
6808 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6810 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
6812 2005-08-16 Ian Lance Taylor <ian@airs.com>
6815 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
6816 vector type, don't try to construct it element by element. Add an
6817 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
6819 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6821 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
6823 2005-08-16 Geoffrey Keating <geoffk@apple.com>
6825 * doc/invoke.texi (Precompiled Headers): Document some more options
6826 which are known to be safe.
6828 2005-08-16 James E Wilson <wilson@specifix.com>
6830 PR tree-optimization/21105
6831 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
6832 TREE_OVERFLOW check.
6834 2005-08-16 David Edelsohn <edelsohn@gnu.org>
6836 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
6837 (neg_ltu<mode>): Same.
6839 (neg_gtu<mode>): Same.
6841 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6843 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
6844 (fold_builtin_isdigit): Use fold_buildN.
6845 (build_function_call_expr): Likewise.
6846 * c-typeck.c (c_finish_loop): Likewise.
6848 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
6849 Richard Shann <rshann@superh.com>
6851 PR middle-end/20396:
6852 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
6854 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
6856 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
6858 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
6861 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
6862 arm_compure_save_reg0_reg12_mask to determine when the PIC register
6865 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6868 * fold-const.c (build_range_check): Disable optimization for function
6869 pointer expressions on targets that require function pointer
6872 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
6874 * simplify-rtx.c (simplify_const_relational_operation): When
6875 extracting arguments of a COMPARE, recompute the mode as well.
6877 2005-08-15 Ian Lance Taylor <ian@airs.com>
6879 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
6881 2005-08-15 DJ Delorie <dj@redhat.com>
6883 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
6885 (movsi_splittable): Allow, but split, moves to the stack.
6886 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
6889 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6891 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
6892 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
6893 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
6895 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
6896 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
6897 Delete HOST_PTR_PRINTF.
6899 * configure, config.in: Regenerate.
6901 2005-08-15 David Edelsohn <edelsohn@gnu.org>
6903 * config/rs6000/rs6000.md (QHSI): New mode macro.
6904 (wd): Extend mode attr for QImode and HImode
6905 (dbits): New mode attr.
6906 (zero_extend<mode>di2): Convert to mode macro.
6908 2005-08-15 Steve Ellcey <sje@cup.hp.com>
6911 * doc/invoke.texi (-mgnu-ld): Update description.
6914 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
6917 * Makefile.in (tree-chrec.o): Depends on real.h.
6918 * tree-chrec.c: Include real.h.
6919 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
6920 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
6921 * tree-scalar-evolution.c (add_to_evolution_1,
6922 interpret_rhs_modify_expr): Ditto.
6924 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
6927 * tree-data-ref.c (estimate_niter_from_size_of_data): When
6928 step is negative compute the estimation from init downwards to zero.
6930 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
6932 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
6934 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
6936 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
6938 (legitimate_reload_constant_p): Fix handling of lliXX operands.
6939 Accept double-word constants that can be split.
6940 * config/s390/s390.md ("movti"): Use 'P' constraint.
6941 ("*movdi_31", "*movdf_31"): Likewise.
6943 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
6945 Fix PR tree-optimization/22615
6947 * tree-ssa-structalias.c (solution_set_add): Handle
6948 first_vi_for_offset returning NULL.
6949 (do_da_constraint): Ditto.
6950 (do_sd_constraint): Ditto.
6951 (do_ds_constraint): Ditto
6952 (find_func_aliases): Ditto.
6953 (build_constraint_graph): RHS is allowed be ANYTHING.
6954 (first_vi_for_offset): Return NULL if we couldn't find anything at
6957 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
6959 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
6960 over memory as first operand.
6962 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
6965 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
6966 available for setting it.
6968 2005-08-14 Ira Rosen <irar@il.ibm.com>
6970 PR tree-optimization/23320
6971 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
6972 data-refs' types instead of base object nullness. Add check for
6973 pointer type data-refs before first location comparison. Remove
6976 2005-08-14 Andreas Schwab <schwab@suse.de>
6978 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
6980 2005-08-13 James E Wilson <wilson@specifix.com>
6982 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
6983 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
6984 -fstack-protector-all, --param ssp-buffer-size): Document.
6985 (-Wvariadic-macros): Alphabetize.
6986 (-fsched-stalled-insns-dep): Add missing 'f'.
6988 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
6991 2005-08-13 David Edelsohn <edelsohn@gnu.org>
6993 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
6994 or indirect address operand.
6995 (EXTRA_ADDRESS_CONSTRAINT): New.
6996 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
6998 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
7000 PR tree-optimization/22236
7001 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
7002 successors and predecessors.
7003 * tree-chrec.c (chrec_convert): Before converting, check that
7004 sequences don't wrap.
7005 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
7006 (analyze_array): Extern.
7007 (find_data_references_in_loop): Remove call to
7008 compute_estimated_nb_iterations.
7009 * tree-data-ref.h (analyze_array): Declared.
7010 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
7011 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
7012 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
7013 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
7015 * tree-ssa-loop-ivcanon.c: Fix documentation.
7016 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
7017 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
7018 (infer_loop_bounds_from_undefined): New.
7019 (estimate_numbers_of_iterations_loop): Use
7020 infer_loop_bounds_from_undefined.
7021 (used_in_pointer_arithmetic_p): New.
7022 (scev_probably_wraps_p): Pass an extra parameter. Call
7023 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
7024 (convert_step): Fix documentation.
7025 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
7026 Use initial_condition_in_loop_num and evolution_part_in_loop_num
7027 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
7028 scev_probably_wraps_p.
7030 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7032 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
7033 (s390_register_info): Ignore clobbered_regs information for fixed
7034 registers, and only fixed registers.
7035 (s390_init_frame_layout): Remove redundant call.
7037 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
7039 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
7040 description of -Wold-style-casts.
7042 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7043 Jakub Jelinek <jakub@redhat.com>
7045 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7046 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
7047 * config/s390/s390.c (print_operand): New output modifier 'G' added.
7048 (get_thread_pointer): Renamed to s390_get_thread_pointer.
7049 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
7050 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
7051 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
7052 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7053 ("stack_protect_set", "stack_protect_test"): New expanders.
7054 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
7055 "stack_protect_testdi"): New insn definitions.
7057 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7059 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
7061 2005-08-12 Paul Brook <paul@codesourcery.com>
7063 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
7065 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7067 * config/s390/predicates.md (setmem_operand): New predicate.
7068 (shift_count_operand): Accept ANDs with special constants as
7070 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
7071 with special constants.
7072 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
7073 shift_count_operand with setmem_operand.
7075 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7077 * config/s390/s390.c (s390_extract_part, s390_single_part):
7079 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
7080 (s390_output_mi_thunk): Don't use lg on 31 bit.
7081 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
7082 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
7084 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7086 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
7087 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
7088 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
7089 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
7090 with one of the new macros.
7092 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7094 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
7095 Don't set save_return_addr_p.
7096 (s390_register_info): Make clobbered_regs not depending on
7099 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7101 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
7102 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
7104 2005-08-11 James E. Wilson <wilson@specifix.com>
7106 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
7108 2005-08-11 Jakub Jelinek <jakub@redhat.com>
7110 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
7111 locations gathered by var-tracking in single entry loc_list
7112 over loc_descriptor_from_tree.
7114 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
7115 pass it down to loc_descriptor.
7116 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
7117 (containing_function_has_frame_base): Move earlier in the file.
7118 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
7119 instead of always assuming fbreg can't be used.
7121 2005-08-11 David Edelsohn <edelsohn@gnu.org>
7123 * config/rs6000/altivec.md: Change constraint "m" to "Z".
7124 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7125 Accept address wrapped in AND for Altivec.
7126 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7127 Strip AND wrapping offset address for Altivec.
7129 2005-08-11 Richard Henderson <rth@redhat.com>
7132 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
7133 before using TYPE_IS_SIZETYPE.
7135 2005-08-11 Richard Henderson <rth@redhat.com>
7138 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
7139 insn types not present on ev4.
7140 (alphaev5_insn_pipe): Similarly.
7142 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
7145 * arm.c (arm_override_options): If the user has selected callee-super-
7146 interworking, then enable normal interworking.
7148 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7150 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
7153 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
7155 * doc/rtl.texi: Fix two typos.
7157 2005-08-11 Richard Guenther <rguenther@suse.de>
7160 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
7161 cases where we call to/from functions returning void.
7163 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
7166 * tree.c (build_pointer_type_for_mode): Robustify.
7168 2005-08-10 James E Wilson <wilson@specifix.com>
7170 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
7171 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
7173 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
7176 2005-08-10 Eric Christopher <echristo@apple.com>
7178 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
7179 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
7182 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
7185 * config/darwin.c (machopic_indirect_data_reference): Use a new register
7186 for the high part when generating dynamic-no-pic code.
7188 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
7190 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
7191 (x86_64-*-linux*): Likewise.
7193 * config/i386/crtfastmath.c: New file.
7194 * config/i386/t-crtfm: Likewise.
7196 * config/i386/linux.h (ENDFILE_SPEC): New.
7197 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
7199 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7202 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
7204 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
7205 (vec_shl, vec_shr): Document new operations.
7206 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
7208 2005-08-10 David Edelsohn <edelsohn@gnu.org>
7210 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
7211 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
7212 change predicate to indexed_or_indirect_address.
7214 2005-08-10 Richard Sandiford <richard@codesourcery.com>
7216 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
7217 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
7218 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
7219 and __aeabi_uwrite8.
7220 * config/arm/unaligned-funcs.c: New file.
7221 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
7223 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
7225 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
7227 * cfglayout.c (pass_insn_locators_initialize): Add dump.
7228 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
7230 * except.c (pass_convert_to_eh_region_ranges): Add dump.
7231 * final.c (pass_shorten_branches): Add dump.
7232 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
7233 (pass_life): Rename dump.
7234 (rest_of_handle_flow2): Remove initial verify_flow_info.
7235 * function.c (pass_instantiate_virtual_regs): Add dump.
7236 * integrate.c (pass_initial_value_sets): Add dump.
7237 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
7238 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
7239 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
7240 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
7241 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
7242 gate_rtl_unrool_and_peel_loops): New.
7243 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
7244 rtl_doloop): Do not look at flags.
7245 * mode-switching.c (pass_mode_switching): Add dump.
7246 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
7247 pass_split_before_regstack): Add dump.
7248 * regmove.c (pass_stack_adjustments): Add dump.
7249 * tree-optimize.c (pass_fixup_cfg): Add dump.
7251 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7254 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
7255 deciding which instruction sequence to use.
7257 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
7259 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
7260 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
7262 2005-08-09 Richard Guenther <rguenther@suse.de>
7264 * c-common.c (builtin_function_2): Remove.
7265 (def_builtin_1): New function.
7266 (c_common_nodes_and_builtins): Use def_builtin_1 to
7267 build builtin functions.
7269 2005-08-09 Jie Zhang <jie.zhang@analog.com>
7271 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
7272 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7273 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
7276 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7278 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
7279 fold_binary instead of fold_build2 since we don't care about the
7281 (loop_niter_by_eval): Likewise.
7282 (compare_trees): Likewise.
7283 (proved_non_wrapping_p): Likewise.
7285 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7289 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
7290 if the if is really empty.
7292 2005-08-09 Steven Bosscher <stevenb@suse.de>
7294 PR tree-optimization/23234
7295 * tree-ssa-math-opts.c (place_reciprocal): New enum.
7296 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
7297 argument of the new enum.
7298 (execute_cse_reciprocals): Add reciprocals for function arguments
7299 on the unique successor edge of the entry block. Update other calls
7300 to execute_cse_reciprocals_1.
7302 2005-08-08 Richard Henderson <rth@redhat.com>
7305 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
7307 2005-08-08 Bob Wilson <bob.wilson@acm.org>
7309 * expr.c (write_complex_part): Return after handling MEM.
7311 2005-08-08 Josh Conner <jconner@apple.com>
7313 PR rtl-optimization/23241
7314 * combine.c (simplify_comparison): Fix error in determining
7315 whether to lift a subreg from comparison.
7317 2005-08-08 David Edelsohn <edelsohn@gnu.org>
7320 * config/rs6000/altivec.md (vec_init<mode>): New.
7321 (vec_set<mode>): New.
7322 (vec_extract<mode>): New.
7323 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
7324 (rs6000_expand_vector_set): New.
7325 (rs6000_expand_vector_extract): New.
7326 (rs6000_legitimate_offset_address_p): Offset addresses are valid
7327 for Altivec modes before reload.
7328 (altivec_expand_vec_init_builtin): New.
7329 (get_element_number): New.
7330 (altivec_expand_vec_set_builtin): New.
7331 (altivec_expand_vec_ext_builtin): New.
7332 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
7334 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
7336 * config/rs6000/rs6000.h (rs6000_builtins): Add
7337 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
7338 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
7339 * config/rs6000/rs6000-protos.h: Declare new functions.
7341 2005-08-08 Jan Hubicka <jh@suse.cz>
7343 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
7344 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
7345 * i386.md (movdi*): Use pic_32bit_operand.
7346 * predicates.md (pic_32bit_operand): New.
7348 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
7351 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
7353 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
7355 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
7356 (test_for_singularity): Use fold_build2.
7358 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7360 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
7362 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
7364 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
7365 (COMMON_ASM_OP) Define.
7366 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
7367 (ix86_encode_section_info): Likewise.
7368 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
7369 SUBTARGET_ENCODE_SECTION_INFO.
7371 2005-08-06 Richard Henderson <rth@redhat.com>
7374 * tree-nested.c (convert_local_reference): Save and restore val_only
7375 around component_ref and friends. Clear walk_subtrees by default.
7377 2005-08-06 Peter O'Gorman <peter@pogma.com>
7380 * gcc.c (process_command): Check the argument to -b has a dash.
7381 * doc/invoke.texi: Update -b and -V docs.
7383 2005-08-06 James E Wilson <wilson@specifix.com>
7385 * config/mips/cross64.h, config/mips/t-cross64: Delete.
7387 2005-08-06 Michael Matz <matz@suse.de>
7389 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
7390 member only if only one insn is associated with the value.
7392 2005-08-06 Nick Clifton <nickc@redhat.com>
7394 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
7396 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
7397 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
7398 Check symbol flags instead of symbol name mangling.
7399 (xstormy16_asm_output_aligned_common): Likewise. Also
7400 simplify code since the bss100_section cass is the only case
7401 where the below100 code will be triggered.
7402 (xstormy16_encode_section_info): Encode below100 attribute
7403 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
7405 (xstormy16_strip_name_encoding): Delete - this function is no
7407 (TARGET_STRIP_NAME_ENCODING): Undefine.
7408 * config/stormy16/stormy16-protos.h: Delete prototype for
7409 xstormy16_strip_name_encoding.
7411 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
7413 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
7414 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
7415 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
7416 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
7417 config/alpha/predicates.md, config/arc/arc.h,
7418 config/arm/arm.h, config/arm/ieee754-df.S,
7419 config/arm/ieee754-sf.S, config/bfin/bfin.c,
7420 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
7421 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
7422 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
7423 config/m68hc11/m68hc11.h, config/mips/mips.c,
7424 config/mips/mips.h, config/mips/openbsd.h,
7425 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
7426 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
7427 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7428 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7429 config/sparc/linux.h, config/sparc/linux64.h,
7430 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
7431 doc/extend.texi, doc/gcov.texi, doc/install.texi,
7432 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
7433 typos. Follow spelling conventions.
7435 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
7438 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
7439 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
7440 specially. Check for side effects only for COND_EXPR.
7441 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
7442 return with TREE_NO_WARNING.
7444 2005-08-06 Richard Sandiford <richard@codesourcery.com>
7446 PR rtl-optimization/23233
7447 * loop.c (combine_movables): Require the modes to be the same.
7448 (move_movables): Remove handling of cases where the replacement
7449 had a different mode to the original.
7451 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
7453 PR tree-optimization/23128
7454 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
7455 subtraction wrap, and set TREE_OVERFLOW if they do.
7457 2005-08-05 Richard Henderson <rth@redhat.com>
7460 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
7461 FORCED_LABEL labels.
7463 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
7466 * reload.c (find_reloads_subreg_address): Pass down TYPE
7467 unchanged. Change all callers except find_reloads_toplev.
7469 2005-08-05 Michael Matz <matz@suse.de>
7471 * genattrtab.c (current_alternative_string): Remove.
7472 (SIMPLIFY_ALTERNATIVE): Ditto.
7473 (attr_alt_bit_p): Ditto.
7474 (alternative_name): Make const char *.
7475 (evaluate_eq_attr): Remove use of above things.
7476 (simplify_test_exp): Ditto.
7477 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
7478 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
7480 2005-08-04 James E Wilson <wilson@specifix.com>
7482 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
7483 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
7484 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
7485 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
7486 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
7488 2005-08-04 Richard Henderson <rth@redhat.com>
7491 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
7492 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
7493 * tree-sra.c (decide_block_copy): Use it. Disable element copy
7494 if we'd have to instantiate too many members.
7496 2005-08-04 Richard Henderson <rth@redhat.com>
7499 * tree-outof-ssa.c (coalesce_asm_operands): New.
7500 (coalesce_ssa_name): Use it. Split out ...
7501 (coalesce_phi_operands, coalesce_result_decls): ... these.
7503 2005-08-04 Paul Brook <paul@codesourcery.com>
7505 * read-rtl.c (read_quoted_string): Break if EOF.
7507 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
7509 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
7510 (fold_build2): Likewise.
7511 (fold_build3): Likewise.
7512 (fold_build1_stat): New function prototype.
7513 (fold_build2_stat): Likewise.
7514 (fold_build3_stat): Likewise.
7515 * fold-const.c (fold_build1): Rename to ..
7516 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7517 through to build1_stat.
7518 (fold_build2): Rename to ..
7519 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7520 through to build2_stat.
7521 (fold_build3): Rename to ..
7522 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7523 through to build3_stat.
7525 2005-08-04 David Edelsohn <edelsohn@gnu.org>
7526 Ian Lance Taylor <ian@airs.com>
7528 * function.c (assign_stack_local_1): Do not correct stack slot
7529 address if allocation size is smaller than mode size.
7531 2005-08-04 Diego Novillo <dnovillo@redhat.com>
7534 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
7535 (tree_merge_blocks): Propagate anything allowed by
7537 Clarify documentation.
7538 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
7539 SSA form, schedule an update if necessary.
7541 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
7543 * doc/install.texi (Binaries): Remove broken link to
7544 Sinix/Reliant Unix binaries.
7546 2005-08-03 Richard Henderson <rth@redhat.com>
7549 * function.c (stack_protect_epilogue): Export.
7550 * tree.h (stack_protect_epilogue): Declare.
7551 * calls.c (expand_call): Call it.
7553 2005-08-03 Eric Christopher <echristo@apple.com>
7555 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
7556 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
7559 2005-08-04 Jan Hubicka <jh@suse.cz>
7561 * profile.c (branch_prob): Split edges with goto locus on them
7562 to get proper line counts.
7563 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
7565 2005-08-03 Paul Brook <paul@codesourcery.com>
7567 * function.c (assign_parms): Round current_function_args_size
7568 to PARM_BOUNDARY, not STACK_BOUNDARY.
7570 2005-08-03 Geoffrey Keating <geoffk@apple.com>
7572 * config/i386/i386.c (x86_elf_aligned_common)
7573 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
7575 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
7577 PR tree-optimization/23157
7578 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
7579 before emitting them.
7581 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7583 PR tree-optimization/19899
7584 * Makefile.in (tree-scalar-evolution.o): Add real.h.
7585 * tree-scalar-evolution.c: Include real.h.
7586 (add_to_evolution): Build constant -1 of correct type.
7588 2005-08-03 Jan Hubicka <jh@suse.cz>
7590 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
7591 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
7592 profile updating for complette unrolling.
7593 * loop-unroll.c (peel_loop_completely): Use it.
7594 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
7595 (tree_unroll_loops_completely): Disable code growing unrolling of cold
7598 2005-08-03 Paul Brook <paul@codesourcery.com>
7600 * combine.c (can_change_dest_mode): New function.
7601 (try_combine, simplify_set): Use it.
7603 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
7605 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
7608 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
7610 * doc/install.texi (Specific): Adjust link to openavr.org.
7611 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
7612 (Binaries): Adjust HP-UX Porting Center link.
7613 (Binaries): Adjust Free Software Foundation ordering link.
7615 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
7617 * convert.c (convert_to_integer): Use fold_build1 instead of
7618 build1 when converting an integer to an integer.
7620 2005-08-02 Richard Henderson <rth@redhat.com>
7622 * combine.c (combine_instructions): Don't use reg_equal/equiv
7623 results if the mode doesn't match.
7625 2005-08-02 Mark Mitchell <mark@codesourcery.com>
7627 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
7628 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
7630 2005-08-02 Richard Henderson <rth@redhat.com>
7633 * explow.c (memory_address): Remove special-case for
7634 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
7636 2005-08-02 Diego Novillo <dnovillo@redhat.com>
7639 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
7640 number of calls to cleanup_tree_cfg_1.
7642 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
7644 * doc/invoke.texi: document file extensions .F90 and .F95
7646 2005-08-02 Richard Guenther <rguenther@suse.de>
7648 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
7649 positive if its first argument is positive.
7651 2005-08-02 Richard Guenther <rguenther@suse.de>
7653 PR tree-optimization/23177
7654 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
7657 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
7659 PR tree-optimization/23129
7660 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
7661 varying for divisions with anti-ranges.
7663 2005-08-02 Jan Hubicka <jh@suse.cz>
7665 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
7666 * tree-ssa-threadupdate.c (thread_block): Add it here.
7668 2005-08-01 James E Wilson <wilson@specifix.com>
7670 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
7671 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
7672 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
7674 * config/mips/predicates.md (const_call_insn_operand): Add check for
7675 SYMBOL_REF_LONG_CALL_P.
7676 * doc/extend.texi (long_call): Document the new attribute.
7678 2005-08-01 Ian Lance Taylor <ian@airs.com>
7679 Richard Henderson <rth@redhat.com>
7681 * Makefile.in (RTL_BASE_H): Add real.h.
7682 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
7684 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
7686 * rtl.c (rtl_check_failed_code_mode): New.
7687 * rtl.h (struct rtx_def): Add u.rv.
7688 (XCMWINT, XCNMPRV): New.
7689 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
7690 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
7692 2005-08-01 Richard Henderson <rth@redhat.com>
7694 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
7695 with auto-inc codes.
7697 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
7699 2005-08-01 Jan Hubicka <jh@suse.cz>
7701 * i386-protos.h (asm_preferred_eh_data_format): Declare.
7702 * i386.c: Include dwarf2.h
7703 (asm_preferred_eh_data_format): New.
7704 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
7706 2005-08-01 Ian Lance Taylor <ian@airs.com>
7708 * config/host-linux.c (linux_gt_pch_get_address): Add new name
7709 randomize_va_space for virtual address randomization control.
7711 2005-08-01 Steven Bosscher <stevenb@suse.de>
7713 * common.opt (flag_ipa_cp): Put in right place to maintain
7716 2005-08-01 Jan Hubicka <jh@suse.cz>
7718 * profile.c (compute_value_histograms): Fix thinko.
7719 * value-prof.c: Include toplev.h
7720 (check_counter): New function.
7721 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7722 tree_mod_subtract_transform): Add sanity check.
7724 2005-08-01 Richard Guenther <rguenther@suse.de>
7726 PR tree-optimization/23133
7727 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
7728 current functions parameter decls to find defs to cse
7731 2005-08-01 Richard Guenther <rguenther@suse.de>
7733 PR tree-optimization/23109
7734 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
7735 If trapping math is in effect, use post-dominator information
7736 to check if we'd in any case reach a trapping point before
7737 doing the reciprocal insertion.
7738 (execute_cse_reciprocals): Compute post-dominators, if necessary.
7739 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
7740 expressions are invariant only if trapping math is not in effect.
7742 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
7744 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
7745 cgraph_function_versioning): New declarations.
7746 * cgraphunit.c: Add include to ipa-prop.h.
7747 (update_call_expr, cgraph_copy_node_for_versioning,
7748 cgraph_function_versioning): New functions.
7749 * integrate.c (copy_decl_for_inlining): Remove.
7750 * ipa-prop.h (ipa_replace_map): New struct.
7751 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
7752 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
7753 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
7754 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
7755 ipcp_iterate_stage, ipcp_method_scale_print,
7756 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
7757 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
7758 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
7759 ipcp_update_bb_counts, ipcp_update_profiling,
7760 ipcp_update_edges_counts): New functions.
7761 (ipcp_method_cval_init): Remove restriction regarding local methods.
7762 (ipcp_init_stage): Add ipcp_method_compute_scale.
7763 (ipcp_insert_stage): Add versioning.
7764 (ipcp_structures_print): Add ipcp_method_scale_print.
7765 (ipcp_driver): Dump profiling info.
7766 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
7767 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
7768 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
7769 (struct inline_data): Add versioning_p, ipa_info, new fields.
7770 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
7771 declare_return_variable): Replace calls to copy_decl_for_inlining with
7773 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
7775 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
7776 Add argument VERSIONING.
7777 (copy_arguments_for_versioning, copy_static_chain,
7778 function_versionable_p, tree_versionable_function_p,
7779 tree_function_versioning, replace_ref_tree): New functions.
7780 * tree-inline.h: Include varray.h.
7781 (tree_versionable_function_p, tree_function_versioning,
7782 tree copy_decl_for_dup): New declarations.
7784 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
7786 * ipa-cp.c: New file. Contains IPCP specific functionality.
7787 * ipa-prop.h: New file. Contains structures/definitions that can be
7788 used by several interprocedural data flow optimizations (and also IPCP).
7789 * ipa-prop.c: New file.
7790 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
7791 * common.opt: Add ipa-cp flag.
7792 * timevar.def: Add IPCP optimization.
7793 * tree-optimize.c (init_tree_optimization_passes): Schedule
7795 * tree-pass.h (pass_ipa_cp): Declare.
7797 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
7799 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
7800 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
7801 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
7802 config/i386/i386.c, config/mips/mips.h,
7803 config/rs6000/rs6000.h, config/sh/sh.c,
7804 config/stormy16/stormy16.c: Fix comment typos.
7806 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
7809 * c-typeck.c (build_binary_op): Use common_type wrapper on
7811 (common_type): Update comment.
7813 2005-07-31 Steven Bosscher <stevenb@suse.de>
7816 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
7817 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
7818 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
7820 2005-07-31 Jan Hubicka <jh@suse.cz>
7822 * pretty-print.h (pp_widest_integer): New macro.
7823 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
7826 2005-07-31 Jan Hubicka <jh@suse.cz>
7828 * output.h (enum section_category): Export from varasm.c
7829 (categorize_decl_for_section): Likewise.
7830 * varasm.c (enum section_category): Kill.
7831 (categorize_decl_for_section): Make global.
7832 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
7834 * i386.c (ix86_section_threshold): New static variable.
7835 (ix86_in_large_data_p, ix86_encode_section_info,
7836 x86_64_elf_unique_section,
7837 x86_64_elf_select_section): New functions.
7838 (TARGET_ENCODE_SECTION_INFO): Define
7839 (override_options): Enable medium model for PIC.
7840 (ix86_expand_prologue): Expand gen_set_got_rex64.
7841 (legitimate_constant_p): Handle new UNSPECs.
7842 (legitimate_pic_address_disp_p): Likewise.
7843 (legitimize_pic_address): Lower MEDIUM model addressing.
7844 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
7845 (enum cmodel): Add MEDIUM_PIC.
7846 (SYMBOL_REF_FAR_ADDR_P): New macro.
7847 (SYMBOL_FLAG_FAR_ADDR): New flag.
7848 * i386.md (movdi): Support medium model.
7849 (set_got_rex64): New pattern.
7850 * i386.opt (mlarge-data-threshold): New flag.
7851 * predicates.md (zext_operand/sext_operand): Deal with medium model.
7852 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
7853 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
7854 TARGET_ASM_UNIQUE_SECTION): New.
7856 * invoke.texi (-mlarge_data_threshold): Document
7858 2005-07-31 Jan Hubicka <jh@suse.cz>
7860 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
7861 (coalesce_vars): Likewise.
7862 * tree-ssa-live.c (coalesce_cost): New.
7863 (build_tree_conflict_graph): Use coalesce_cost.
7864 * tree-ssa-live.h (coalesce_cost): Declare.
7866 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
7868 * arm.md (all peepholes for post-increment operations): Delete.
7869 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
7870 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
7871 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
7872 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
7873 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
7875 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
7877 * fold-const.c (tree_expr_nonnegative_p): Always return true for
7880 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
7883 * doc/invoke.texi: Document -rdynamic.
7885 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
7888 * c-parser.c (c_parser_parms_list_declarator): Call
7889 mark_forward_parm_decls.
7890 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
7891 decls with visibility structure.
7893 2005-07-30 Paul Brook <paul@codesourcery.com>
7895 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
7897 2005-07-30 Paul Brook <paul@codesourcery.com>
7899 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
7901 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
7903 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
7905 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7908 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
7909 nested function declarators.
7910 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
7911 (grokparms): Call warn_if_shadowing for parameters used within the
7913 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
7914 not used within the parameter list.
7915 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
7917 2005-07-30 Jan Hubicka <jh@suse.cz>
7919 * expr.c (expand_expr_real_1): Do not load mem targets into register.
7920 * i386.c (ix86_fixup_binary_operands): Likewise.
7921 (ix86_expand_unary_operator): Likewise.
7922 (ix86_expand_fp_absneg_operator): Likewise.
7923 * optabs.c (expand_vec_cond_expr): Validate dest.
7925 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7928 * real.c (real_from_string): Also set last bit if there is a
7929 nonzero hex digit beyond GCC's internal precision after ".".
7931 2005-07-29 David Edelsohn <edelsohn@gnu.org>
7933 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
7934 define_constants. Change duplicate values to unassigned numbers.
7935 Change UNSPEC_SUBS to UNSPEC_VSUBS.
7936 (*altivec_vspltsf): New.
7937 (altivec_vperm_v4sf): Delete.
7938 (altivec_vperm_<mode>): Use mode macro V.
7939 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
7940 (altivec_predicate_v4sf): Delete.
7941 (altivec_predicate_<mode>): Use mode macro V.
7942 (*altivec_lvesfx): New.
7943 (*altivec_stvesfx): New.
7944 (vec_realign_load_v4sf): Delete.
7945 (vec_realign_load_<mode>): Use mode macro V.
7946 * config/rs6000/rs6000.c (generate_set_vrsave): Use
7949 2005-07-29 Mark Mitchell <mark@codesourcery.com>
7952 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
7954 * configure: Regenerated.
7956 2005-07-29 Paul Brook <paul@codesourcery.com>
7958 * doc/install.texi: Add link to GFortran binaries wiki page.
7960 2005-07-29 David Ung <davidu@mips.com>
7962 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
7963 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
7964 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
7965 * config/mips/mips.md (cpu): Add 5kf name.
7966 (includes): Includes 5k.md.
7967 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
7968 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
7971 2005-07-29 Diego Novillo <dnovillo@redhat.com>
7974 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
7975 (cleanup_tree_cfg): ... here.
7976 Call cleanup_tree_cfg_1 until there are no more cleanups to
7979 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
7981 * tree-vrp.c (compare_range_with_value): Return true or false
7982 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
7983 EQ_EXPR respectively.
7985 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
7987 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
7990 2005-07-29 Diego Novillo <dnovillo@redhat.com>
7992 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
7993 (tree_ssa_dominator_optimize): Increment it.
7994 (dump_dominator_optimization_stats): Print it.
7996 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
7997 Steven Bosscher <stevenb@suse.de>
7999 PR rtl-optimization/23117
8000 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
8001 when head == tail. Tidy comment.
8003 2005-07-28 Richard Henderson <rth@redhat.com>
8005 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
8006 * cselib.c (rtx_equal_for_cselib_p): Likewise.
8007 * jump.c (rtx_renumbered_equal_p): Likewise.
8008 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
8009 CONST_INT and CONST_DOUBLE.
8010 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
8011 * reload.c (operands_match_p): Special case CONST_INT and
8012 CONST_DOUBLE; check mode earlier.
8014 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8017 * c-typeck.c (convert_for_assignment): Do not check
8018 DECL_IN_SYSTEM_HEADER on NULL fundecl.
8020 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8023 * c-typeck.c (composite_type): Prefer constant size arrays to
8026 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8029 * real.c (real_from_string): Set last bit if there is a nonzero
8030 hex digit beyond GCC's internal precision.
8032 2005-07-28 Richard Henderson <rth@redhat.com>
8035 * cfgcleanup.c (try_forward_edges): Watch out for end of
8038 2005-07-28 James E Wilson <wilson@specifixinc.com>
8041 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
8043 2005-07-28 Jan Hubicka <jh@suse.cz>
8045 * Makefile.in (rtl-profile.o): Kill all traces of it.
8046 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
8047 * coverage.h (rtl_coverage_counter_ref): Kill.
8048 * opts.c (flag_speculative_prefetching_set): Kill.
8049 (flag_loop_optimize_set): New.
8050 (common_handle_option): Disable loop optimizer when profiling;
8051 do not handle speculative prefetching.
8052 * passes.c (init_optimization_passes): Replace pass_profiling combo
8053 by branch_prob pass.
8054 * profile.c (compute_value_histograms): Update for simplified value
8056 (rtl_register_profile_hooks): Kill.
8057 (pass_profiling): Kill.
8058 (rest_of_handle_branch_prob): Do not profile.
8059 * toplev.c (process_options): Remove speculative prefetching.
8060 * toplev.h (flag_tree_based_profiling): Kill.
8061 * tree-profile.c (prepare_instrumented_value,
8062 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8063 tree_gen_one_value_profiler, do_tree_profiling): Update for
8064 simplified datastructures.
8065 * value-prof.c: Add comment that speculative prefetching was dropped;
8066 update rest of file for simplified datastructures.
8067 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
8068 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
8069 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
8070 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
8071 rtl_mod_subtract, gen_speculative_prefetch,
8072 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
8073 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
8074 (gate_handle_value_profile_transformations,
8075 rest_of_handle_value_profile_transformations,
8076 pass_value_profile_transformations): Kill.
8077 * value-prof.h (histogram_value_t): Remove IL based unions.
8078 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
8079 rtl_profile_hooks): Remove hooks.
8081 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
8083 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
8084 (cgraph_clone_node): Likewise.
8085 * cgraph.h (cgraph_clone_edge): Update prototype.
8086 (cgraph_clone_node): Likewise.
8087 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
8089 (lookup_recursive_calls): Consider profile.
8090 (cgraph_decide_recursive_inlining): Fix updating; use new
8091 probability argument; use profile.
8092 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
8093 * tree-inline.c (copy_bb): Update clal of clone_edge.
8094 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
8096 * invoke.texi (min-inline-recursive-probability): Document.
8098 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
8100 * doc/install.texi (Configuration): Update Valgrind homepage.
8102 2005-07-28 Richard Henderson <rth@redhat.com>
8105 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
8106 labels we want to delete.
8107 (cfg_layout_merge_blocks): Likewise.
8109 2005-07-28 Richard Henderson <rth@redhat.com>
8112 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
8113 when expanding to nothing.
8115 2005-07-28 Josh Conner <jconner@apple.com>
8117 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
8118 (cgraph_decide_inlining_of_small_functions): Likewise.
8120 2005-07-28 Josh Conner <jconner@apple.com>
8122 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
8123 direction of badness if negative.
8124 (cgraph_default_inline_p): Add reason to parameters, and assign it
8126 (cgraph_decide_inlining_of_small_functions): New parameter in call
8127 to cgraph_default_inline_p.
8128 (cgraph_decide_inlining_incrementally): Likewise.
8129 * cgraphunit.c (decide_is_function_needed): Likewise.
8130 * cgraph.h (cgraph_default_inline_p): Likewise.
8132 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8134 * builtins.c: Fix comment typo(s).
8135 * genautomata.c: Likewise.
8136 * gimplify.c: Likewise.
8137 * tree-dfa.c: Likewise.
8138 * tree-flow-inline.h: Likewise.
8139 * tree-into-ssa.c: Likewise.
8140 * tree-ssa-alias.c: Likewise.
8141 * tree-ssa-ccp.c: Likewise.
8142 * tree-ssa-copy.c: Likewise.
8143 * tree-ssa-dce.c: Likewise.
8144 * tree-ssa-dom.c: Likewise.
8145 * tree-ssa-operands.c: Likewise.
8146 * tree-tailcall.c: Likewise.
8147 * tree-vectorizer.c: Likewise.
8148 * tree-vrp.c: Likewise.
8151 2005-07-28 Jeff Law <law@redhat.com>
8153 * tree-vrp.c (test_for_singularity): Extracted from ...
8154 (simplify_cond_using_ranges): Attempt to simplify a relational
8155 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
8157 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
8159 PR tree-optimization/22506
8160 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
8161 phis whose argument is constant.
8163 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
8165 PR rtl-optimization/18992
8166 Back out this patch:
8167 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8168 PR optimization/12142
8169 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
8170 uses of the register in the SET_SRC. Remove unnecessary argument.
8172 Replace it with this:
8173 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
8174 if flag_non_call_exceptions is set and the insn may trap, pass
8175 pc_rtx as dest for recursion.
8176 In SET_SRC part of SET case, if dest is already set, pass it down
8179 2005-07-28 Jan Hubicka <jh@suse.cz>
8181 * cfg.c (update_bb_profile_for_threading): Use RDIV.
8182 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
8183 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
8185 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
8186 profile when available.
8188 2005-07-28 Jan Beulich <jbeulich@novell.com>
8190 * config/ia64/ia64.c (ia64_load_pair_ok): New.
8191 (ia64_print_operand): Describe and handle 'X'.
8192 (ia64_register_move_cost): Also handle FP_REGS.
8193 (ia64_preferred_reload_class): Likewise.
8194 (ia64_secondary_reload_class): Likewise.
8195 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
8196 it. Also check for ITANIUM_CLASS_FLDP.
8197 * config/ia64/ia64.h (FP_REGNO_P): New.
8198 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
8199 (reg_class): Add FP_REGS.
8200 (REG_CLASS_NAMES): Adjust for it.
8201 (REG_CLASS_CONTENTS): Likewise.
8202 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
8203 (REG_CLASS_FROM_LETTER): Handle 'x'.
8204 (CLASS_MAX_NREGS): Handle FP_REGS.
8205 (MEMORY_MOVE_COST): Likewise.
8206 * config/ia64/ia64.md (itanium_class): Add fldp.
8207 (type): Handle fldp.
8208 (movti_internal): More allowable operand combinations. Use ldfp8 when
8209 splitting unnecessary. Remove predicable attribute. Adjust
8210 itanium_class attribute.
8211 (smuldi3_highpart): Remove outdated comment.
8212 (mulditi3, umulditi3, rotlti3): New expanders.
8213 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
8214 (absti2): Disabled new insn for future reference.
8215 Respective new splitters.
8216 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
8217 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
8218 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
8220 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
8222 PR rtl-optimization/23047
8223 * simplify-rtx.c (simplify_const_relational_operation): Respect
8224 flag_wrapv for comparisons with ABS.
8226 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
8228 PR tree-optimization/22493
8229 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
8230 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
8232 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
8234 * config/frv/frv.opt (moptimize-membar): New.
8236 * doc/invoke.texi: Document -moptimize-membar and its inverse.
8238 * config/frv/frv.h: Remove machine_function definition.
8240 * config/frv/frv.c (struct frv_io): New.
8241 (struct machine_function): Moved from frv.h. Add has_membar_p.
8242 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
8243 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
8244 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
8245 (frv_optimize_membar_global, frv_optimize_membar): New functions.
8246 (frv_reorg): Call frv_optimize_membar when appropriate.
8247 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
8248 (frv_expand_builtin): Adjust calls accordingly.
8249 (frv_io_address_cookie): New function.
8250 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
8251 load or store rather than a special insn. Add ccnstant address and
8252 io-type operands to the membar.
8253 (frv_ifcvt_modify_tests): Unsign regno.
8254 (frv_ifcvt_modify_tests): Same.
8256 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
8257 UNSPEC_OPTIONAL_MEMBAR constant.
8258 (builtin_read_<mode>): Delete.
8259 (builtin_write_<mode>): Delete.
8260 ("optional_membar_<mode>"): Add operand.
8262 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
8263 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
8264 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
8265 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
8266 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
8267 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
8268 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
8269 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
8270 * testsuite/gcc.target/frv/all-read-write-1.c: New.
8272 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
8274 * df.c (df_uses_record): Handle SCRATCH.
8276 2005-07-28 Steven Bosscher <stevenb@suse.de>
8279 * passes.c (rest_of_decl_compilation): If decl is a type and
8280 we have encountered errors, don't emit debug information.
8282 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
8284 * params.def: Fixed comment.
8286 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
8289 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
8290 (TARGET_ASM_UNALIGNED_HI_OP): Add.
8291 (TARGET_ASM_UNALIGNED_SI_OP): Add.
8293 2005-07-27 Steven Bosscher <stevenb@suse.de>
8296 * varasm.c (assemble_start_function): Don't do anything that may
8297 require a CFG if the current function is a thunk.
8299 2005-07-25 Geoffrey Keating <geoffk@apple.com>
8301 * doc/install.texi (Prerequisites): Mention that perl is needed
8302 to do export control in libstdc++ targetting Darwin.
8304 2005-07-27 Steven Bosscher <stevenb@suse.de>
8306 PR rtl-optimization/17808
8307 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
8308 (sched_insns_conditions_mutex_p): Split out from...
8309 (add_dependence): ...here. But don't call it from here.
8310 (add_dependence_list): Check sched_insns_conditions_mutex_p
8311 before calling add_dependence.
8312 (add_dependence_list_and_free): Likewise.
8313 (fixup_sched_groups): Likewise.
8314 (sched_analyze_1): Likewise.
8315 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
8316 (sched_analyze): Likewise.
8317 (sched_analyze_insn): Likewise.
8318 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8319 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
8320 dependencies on all COND_EXEC insns to jumps ending basic blocks
8321 when doing intrablock scheduling.
8322 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
8324 2005-07-27 Jeff Law <law@redhat.com>
8326 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
8327 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
8328 equivalency sets, correctly handle the case were vr0 has an
8329 equivalency set, but vr1 does not.
8331 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
8333 PR tree-optimization/23073
8334 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
8335 vect_print_dump_info before fprintf.
8337 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8339 PR tree-optimize/22348
8340 * tree-ssa-loop-niter.c (number_of_iterations_cond):
8341 Fold the partial computation.
8343 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8345 PR tree-optimization/22325
8346 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
8348 * tree-scalar-evolution.c (scev_const_prop): Add generic final
8350 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
8351 (force_var_cost): ... this function.
8352 (compute_phi_arg_on_exit): Export.
8354 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8356 PR tree-optimization/20773
8357 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
8360 2005-07-27 Richard Guenther <rguenther@suse.de>
8362 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
8363 Avoid pushing again if current struct contains only
8364 fields we decomposed.
8366 2005-07-27 Jan Hubicka <jh@suse.cz>
8368 PR tree-optimization/22574
8369 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
8372 * tree-tailcall.c (decrease_profile): New function.
8373 (eliminate_tail_call): Use it.
8375 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
8376 visibility flags correctly in whole program mode.
8378 2005-07-26 Steve Ellcey <sje@cup.hp.com>
8380 PR rtl-optimization/22472
8381 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
8383 2005-07-26 Steven Bosscher <stevenb@suse.de>
8385 PR tree-optimization/22504
8386 * tree-complex.c (expand_complex_addition): Use 'code' instead
8387 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
8389 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8391 * config.gcc (cpu_type): Add frv case.
8392 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
8393 (supported_defaults): Add fr550 case.
8395 2005-07-26 Diego Novillo <dnovillo@redhat.com>
8398 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
8399 whether a pointer of type T * may point to objects of type T *.
8401 2005-07-26 DJ Delorie <dj@redhat.com>
8403 * configure: Regenerate.
8405 2005-07-26 Dale Johannesen <dalej@apple.com>
8407 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
8409 2005-07-26 Mark Mitchell <mark@codesourcery.com>
8411 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
8412 Clarify use of "build" in name.
8414 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8416 * doc/extend.texi (Raw read/write Functions): New section.
8417 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
8418 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
8419 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
8420 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
8421 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
8422 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
8423 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
8424 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
8425 * config/frv/frv.c: Add bdesc_loads global.
8426 Add bdesc_stores global.
8427 (frv_init_builtins): Add support for __builtin_{read/write}*.
8428 (frv_volatile_memref): New.
8429 (frv_expand_load_builtin): New.
8430 (frv_expand_store_builtin): New.
8431 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
8432 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
8433 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
8434 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
8435 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
8436 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
8437 (builtin_read_<mode>): New.
8438 (builtin_write_<mode>): New.
8439 (builtin_write64): New.
8440 (optional_membar_<mode>): New.
8442 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
8444 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
8445 (rather than units) against HOST_BITS_PER_WIDE_INT.
8447 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
8449 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
8450 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
8451 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
8452 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
8455 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
8456 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
8457 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
8459 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
8461 2005-07-26 Richard Guenther <rguenther@suse.de>
8463 PR tree-optimization/22486
8464 * fold-const.c (fold_unary): Fold away useless component
8465 references of the form (T *)&T.x, if the address
8468 2005-07-25 James E Wilson <wilson@specifixinc.com>
8470 * dwarf2out.c (add_call_src_coords_attributes): New.
8471 (gen_inlined_subroutine_die): Call it.
8472 (maybe_emit_file, init_file_table): Add comments.
8473 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
8475 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
8476 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
8477 * tree.h (BLOCK_SOURCE_LOCATION): New.
8478 (struct tree_block): New field locus.
8480 2005-07-26 Andreas Schwab <schwab@suse.de>
8482 PR rtl-optimization/23043
8483 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
8484 when allocating a struct unoccr.
8486 2005-07-25 Richard Henderson <rth@redhat.com>
8489 * tree-complex.c (gate_no_optimization): True if errors.
8490 * Makefile.in (tree-complex.o): Update dependencies.
8492 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
8494 * config/frv/predicates.md (integer_register_operand): Use
8497 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8500 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
8502 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
8504 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8506 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
8507 types when flag_unsafe_math_optimizations is true.
8509 2005-07-25 Mark Mitchell <mark@codesourcery.com>
8511 * gcc.c (option_map): Add --sysroot.
8512 (process_command): Handle --sysroot.
8513 (display_help): Document it.
8514 * doc/cppopts.tex (-isysroot): Document.
8515 * doc/invoke.texi (--sysroot): Document.
8516 * doc/install.texi (--with-build-sysroot): Document.
8518 * Makefile.in (inhibit_libc): New variable.
8519 (INHIBIT_LIBC_CFLAGS): Likewise.
8520 (LIBGCC2_CFLAGS): Include
8521 $(INHIBIT_LIBC_CFLAGS).
8522 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
8523 ($(T)crtbegin.o): Do not use @inhibit_libc@.
8524 ($(T)crtend.o): Likewise.
8525 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
8526 ($(T)crtendS.o): Likewise.
8527 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
8528 ($(T)crtendT.o): Likewise.
8529 (stmp-fixinc): Do not complain about missing headers if
8531 * configure.ac (inhibit_libc): Set it to true/false.
8532 (--with-build-sysroot): New option. Use it to set
8534 * configure: Regenerated.
8536 2005-07-25 Manfred Hollstein <mh@suse.com>
8538 * calls.c (store_one_arg): Fix unsigned comparison warning.
8540 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8543 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
8544 (ggc_print_statistics): Initialize variable before use.
8546 2005-07-25 Richard Guenther <rguenther@suse.de>
8548 * tree-dfa.c (mark_new_vars_to_rename): Protect against
8549 calling with a PHI_NODE argument.
8551 * tree-flow-inline.h (overlap_subvar): Protect against
8554 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
8556 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
8557 * configure: Regenerate.
8559 2005-07-25 Ira Rosen <irar@il.ibm.com>
8561 * expr.c (highest_pow2_factor): Make extern.
8562 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
8563 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
8564 record_array_differ_p, array_ptr_differ_p): Likewise.
8565 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
8566 additional cases. Call the above functions.
8567 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
8568 base_object_differ_p when there are two base objects. Otherwise, compare
8569 base address and offset. Call may_alias_p.
8570 (dump_data_reference): Use a correct field name.
8571 (analyze_array): Make static. Initialize new data-ref fields.
8572 (analyze_indirect_ref): New function.
8573 (init_data_ref): Initialize new data-ref fields.
8574 (strip_conversion): Moved from tree-vect-analyze.c.
8575 (analyze_offset_expr, get_ptr_offset, address_analysis,
8576 object_analysis): Likewise.
8577 (analyze_offset): New function.
8578 (create_data_ref): Likewise.
8579 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
8580 dimensions for ARRAY_REFs only.
8581 (build_classic_dist_vector): Make static.
8582 (access_functions_are_affine_or_constant_p): Call macro to get the
8583 address of access functions.
8584 (compute_all_dependences): Add new parameter
8585 compute_self_and_read_read_dependences. Compute self and read-read
8586 dependences if it is true.
8587 (find_data_references_in_loop): Call create_data_ref. Initialize new
8589 (compute_data_dependences_for_loop): Add new parameter
8590 compute_self_and_read_read_dependences. Remove parameter nb_loops,
8591 compute nb_loops. Call compute_all_dependences,
8592 build_classic_dist_vector and build_classic_dir_vector with correct
8594 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
8595 with correct parameters. Compare dimensions for ARRAY_REFs only.
8596 (free_data_refs): Call macro to free access functions.
8597 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
8598 fields from stmt_vinfo.
8599 (struct base_object_info): New structure.
8600 (struct data_reference): Move fields to base_object_info. Add fields
8601 first_location and object_info for above structures. Move fields from
8602 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
8603 aligned_to. Add macros to access the new fields.
8604 Update functions declarations.
8605 * tree-flow.h (is_aliased_with): Declare.
8606 * tree-loop-linear.c (linear_transform_loops): Call
8607 compute_data_dependences_for_loop with correct parameters.
8608 * tree-ssa-alias.c (is_aliased_with): New function.
8609 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
8610 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
8611 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
8612 vect_base_addr_differ_p, compute_subscript_distance and
8613 build_classic_dist_vector. Add printings. Check absolute value of
8615 (vect_analyze_data_ref_dependences): Go through ddrs instead of
8617 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
8618 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
8619 to bytes. Add printing.
8620 (vect_compute_data_refs_alignment): Go through loads and stores in one
8622 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
8623 vect_analyze_data_ref_access): Likewise.
8624 (vect_analyze_pointer_ref_access): Remove.
8625 (vect_address_analysis, vect_object_analysis): Likewise.
8626 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
8627 and analyze data-refs in the loop.
8628 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
8629 fields of data-ref instead of stmt. Add init to the offset from the
8631 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
8632 (vect_update_init_of_dr): Likewise.
8633 (vect_update_inits_of_drs): Go through loads and stores in one loop.
8634 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
8636 (new_loop_vec_info): Initialize new fields.
8637 (destroy_loop_vec_info): Free new fields.
8638 (vect_strip_conversion): Remove.
8639 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
8640 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
8641 datarefs. Add new field ddrs.
8642 Add macros for the new fields access.
8643 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
8644 base_aligned_p, misalignment, memtag, ptr_info and subvars.
8645 Remove their macros.
8646 * tree.h (highest_pow2_factor): Declare.
8648 2005-07-25 Jakub Jelinek <jakub@redhat.com>
8650 * calls.c (store_one_arg): Check for sibling call MEM arguments
8651 from already clobbered incoming argument area.
8653 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8655 * c-common.c (check_missing_format_attribute): New.
8656 * c-common.h (check_missing_format_attribute): Likewise.
8657 * c-typeck.c (convert_for_assignment): Use it.
8659 2005-07-24 Andreas Schwab <schwab@suse.de>
8661 * config/m68k/m68k.md ("extendqidi2"): When source is an address
8662 register use a word move. Correct operand of ext.w in 68000 code.
8664 2005-07-23 Mark Mitchell <mark@codesourcery.com>
8666 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
8667 variables as declarations, rather than definitions.
8669 2005-07-24 Ira Rosen <irar@il.ibm.com>
8671 PR tree-optimization/22526
8672 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
8675 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8677 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
8678 that C99 reserve for future use. Use it to define clog10,
8679 clog10f and clog10l.
8681 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8683 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
8684 * configure.ac: Check for -Wmissing-format-attribute.
8686 * configure: Regenerate.
8688 2005-07-23 Richard Henderson <rth@redhat.com>
8690 PR tree-optimization/22623
8691 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
8693 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
8696 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
8698 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8700 * Makefile.in (C_TREE_H): Update dependencies.
8701 * c-tree.h: Include toplev.h.
8702 * diagnostic.h (diagnostic_set_info): Add format attribute.
8703 * rtl-error.c (diagnostic_for_asm): Likewise.
8705 2005-07-23 Chao-ying Fu <fu@mips.com>
8707 * config/mips/mips-dsp.md: New file.
8708 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
8709 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
8711 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
8712 MIPS_BUILTIN_BPOSGE32.
8713 (mips_expand_builtin_direct): Add one parameter to indicate that
8714 builtin functions need to return a value.
8715 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
8717 (mips_regno_to_class): Add classes for 12 new DSP registers.
8718 (mips_subword): Change to check four HI registers.
8719 (mips_output_move): Output move to and from 6 new DSP accumulators.
8720 (override_options): Make sure -mdsp and -mips16 are not used together.
8721 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
8723 (mips_conditional_register_usage): Disable 6 new DSP accumulators
8725 (print_operand): Add 'q' for printing DSP accumulators.
8726 (mips_cannot_change_mode_class): Check ACC_REGS.
8727 (mips_secondary_reload_class): Check ACC_REGS.
8728 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
8729 (mips_register_move_cost): Check ACC_REGS.
8730 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
8731 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
8732 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
8733 (dsp_bdesc): New array.
8734 (bdesc_arrays): Add DSP builtin function table.
8735 (mips_prepare_builtin_arg): Check predicate again after
8737 (mips_expand_builtin): Add one more parameter to
8738 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
8739 MIPS_BUILTIN_BPOSGE32.
8740 (mips_init_builtins): Initialize new function types.
8741 (mips_expand_builtin_direct): Check if builtin functions need to
8742 return a value and pass operands properly.
8743 (mips_expand_builtin_bposge): New function.
8744 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
8745 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
8746 (FIRST_PSEUDO_REGISTER): Increase to 188.
8747 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
8748 Update for 12 new DSP registers.
8749 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
8750 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
8751 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
8752 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
8753 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
8754 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
8755 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
8756 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
8757 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
8758 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
8759 (REGISTER_NAMES): Add names for 12 new DSP registers.
8760 * config/mips/mips.md: Include mips-dsp.md.
8761 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
8762 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
8763 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
8764 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
8765 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
8766 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
8767 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
8768 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
8769 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
8770 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
8771 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
8772 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
8773 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
8774 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
8775 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
8776 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
8777 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
8778 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
8779 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
8780 (UNSPEC_RDDSP): New constants.
8781 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
8782 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
8784 * config/mips/mips.opt (-mdsp): New option.
8785 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
8786 (reg_imm10_operand): New predicates.
8787 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
8788 * doc/invoke.texi (-mdsp): Document new option.
8790 2005-07-22 DJ Delorie <dj@redhat.com>
8792 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
8794 * tree-inline.c (inlinable_function_p): Likewise.
8796 2005-07-22 Mark Mitchell <mark@codesourcery.com>
8799 * toplev.c (check_global_declarations): Do not mark undefined
8800 variables as DECL_IGNORED_P.
8801 * varasm.c (first_global_object_name): GTY it.
8802 (weak_global_object_name): Likewise.
8803 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
8804 a string to go into {weak,first}_global_object_name.
8806 2005-07-22 DJ Delorie <dj@redhat.com>
8808 * c-format.c (check_function_format): Change warning control
8809 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
8811 2005-07-22 Diego Novillo <dnovillo@redhat.com>
8813 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
8814 &PTR->FLD a dereference of PTR.
8815 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
8816 a potential dereference of PTR.
8818 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
8820 PR rtl-optimization/20370
8821 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
8822 call allocate_reg_info if necessary.
8824 PR rtl-optimization/21848
8825 * calls.c (emit_library_call_value_1): For const functions, add
8826 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
8828 PR rtl-optimization/22445
8829 * cselib.c (target.h): Include.
8830 (rtx_equal_for_cselib_p): Allow commutative matches.
8831 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
8832 Remove MODE parameter. Changed all callers.
8834 PR rtl-optimization/22258
8835 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
8837 (try_combine): Use likely_spilled_retval_p.
8839 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
8841 * config.gcc: Add crx-elf support.
8843 * doc/contrib.texi: Mention crx.
8844 * doc/extend.texi: Document crx extensions.
8845 * doc/install.texi: Document crx install.
8846 * doc/invoke.texi: Document crx options.
8847 * doc/md.texi: Document crx constraints.
8849 * config/crx/crx-protos.h: New file.
8850 * config/crx/crx.c: New file.
8851 * config/crx/crx.h: New file.
8852 * config/crx/crx.md: New file.
8853 * config/crx/crx.opt: New file.
8854 * config/crx/t-crx: New file.
8856 2005-07-22 Manfred Hollstein <mh@suse.com>
8858 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
8860 (int_add_graph_edge): Likewise.
8861 (collapse_nodes): Likewise.
8862 (process_unification_queue): Likewise.
8864 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8865 Laurent GUERBY <laurent@guerby.net>
8867 PR tree-optimization/22336
8868 * function.c (record_block_change): Check for
8869 cfun->ib_boundaries_block.
8871 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
8873 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
8874 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
8876 2005-07-21 DJ Delorie <dj@redhat.com>
8878 * toplev.c (warn_deprecated_use): Add warning control to warning
8880 * c-typeck.c (parser_build_binary_op): Likewise.
8881 (c_finish_if_stmt): Likewise.
8882 * c-common.c (check_function_sentinel): Likewise.
8883 (check_nonnull_arg): Likewise.
8885 2005-07-21 Richard Henderson <rth@redhat.com>
8888 * tree-complex.c (complex_ssa_name_components): New.
8889 (cvc_lookup): Allow entry not found.
8890 (create_components): Remove.
8891 (create_one_component_var, get_component_var): New.
8892 (get_component_ssa_name, set_component_ssa_name): New.
8893 (extract_component): Use get_component_ssa_name.
8894 (update_complex_components): Use set_component_ssa_name.
8895 (update_complex_components_on_edge): Likewise.
8896 (update_phi_components): Create new PHI nodes directly, instead
8897 of adding insns to edges.
8898 (tree_lower_complex): Allocate and free complex_variable_components
8899 and complex_ssa_name_components here.
8901 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
8903 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
8904 revert to returning false.
8906 2005-07-21 Uros Bizjak <uros@kss-loka.si>
8909 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
8911 2005-07-21 Uros Bizjak <uros@kss-loka.si>
8914 * config/i386/i386.md (cmpxf): Change operand constraints
8915 to "nonmemory_operand".
8917 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
8919 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
8921 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
8924 * fold-const.c (fold_build1): Add checksum for the operands.
8925 (fold_build2): Likewise.
8926 (fold_build3): Likewise.
8928 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
8931 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
8933 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
8935 * common.opt (-fforward-propagate): Committed by mistake,
8938 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8940 * reg-stack.c: Fix comment typo(s).
8941 * tree-ssa-operands.c: Likewise.
8942 * tree-vectorizer: Likewise.
8944 2005-07-21 Nick Clifton <nickc@redhat.com>
8946 * config/sh/symbian.c: Replace C++ style line comments with C
8947 style line comments.
8948 (symbian_add_attribute): Do not use a ? operator on the LHS of
8950 (sh_symbian_handle_dll_attribute): Change the type of the
8951 method vector to "VEC(tree,gc)*" and use vector accessor
8952 macros to walk over the elements.
8953 (symbian_export_vtable_and_rtti_p): Likewise.
8954 (symbian_class_needs_attribute_p): Likewise.
8956 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
8959 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
8960 initialize targetm.resolve_overloaded_builtin here.
8961 (altivec_expand_overloaded_builtin): Make it non-static.
8962 * config/rs6000/rs6000-protos.h
8963 (altivec_expand_overloaded_builtin): New prototype.
8964 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
8965 targetm.resolve_overloaded_builtin here.
8966 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
8968 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
8969 Zdenek Dvorak <dvorakz@suse.cz>
8971 PR tree-optimization/19210
8972 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
8974 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
8975 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
8976 rely on unproven assumptions.
8977 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
8978 * tree-flow.h (number_of_iterations_exit): Add final parameter.
8979 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
8980 to number_of_iterations_exit.
8981 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
8982 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
8983 * tree-ssa-loop-niter.c (find_loop_niter,
8984 estimate_numbers_of_iterations_loop): Likewise.
8985 (number_of_iterations_exit): Honor the new options.
8986 * doc/invoke.texi (Wunsafe-loop-optimizations,
8987 funsafe-loop-optimizations): Document them.
8989 2005-07-21 Richard Sandiford <richard@codesourcery.com>
8991 PR rtl-optimization/22167
8992 * gcse.c (hoist_code): Fix hoist_exprs[] check.
8994 2005-07-20 Adam Nemet <anemet@lnxw.com>
8996 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
8997 __do_global_dtors_aux longcall.
8999 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
9001 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
9002 (old_special_pred_table): Don't reference
9003 SPECIAL_MODE_PREDICATES.
9004 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
9005 * config/arc/arc.h: Don't mention PREDICATE_CODES.
9006 * config/sh/predicates.h: Don't mention
9007 SPECIAL_MODE_PREDICATES.
9008 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
9011 2005-07-20 DJ Delorie <dj@redhat.com>
9013 * config.gcc: Add m32c-elf support.
9015 * doc/contrib.texi: Mention m32c.
9016 * doc/extend.texi: Document m32c extensions.
9017 * doc/install.texi: Mention m32c.
9018 * doc/invoke.texi: Document m32c options.
9019 * doc/md.texi: Document m32c constraints.
9021 * config/m32c/addsub.md: New file.
9022 * config/m32c/bitops.md: New file.
9023 * config/m32c/cond.md: New file.
9024 * config/m32c/jump.md: New file.
9025 * config/m32c/m32c-lib1.S: New file.
9026 * config/m32c/m32c-lib2.c: New file.
9027 * config/m32c/m32c-modes.def: New file.
9028 * config/m32c/m32c-pragma.c: New file.
9029 * config/m32c/m32c-protos.h: New file.
9030 * config/m32c/m32c.abi: New file.
9031 * config/m32c/m32c.c: New file.
9032 * config/m32c/m32c.h: New file.
9033 * config/m32c/m32c.md: New file.
9034 * config/m32c/m32c.opt: New file.
9035 * config/m32c/minmax.md: New file.
9036 * config/m32c/mov.md: New file.
9037 * config/m32c/muldiv.md: New file.
9038 * config/m32c/predicates.md: New file.
9039 * config/m32c/prologue.md: New file.
9040 * config/m32c/shift.md: New file.
9041 * config/m32c/t-m32c: New file.
9043 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9045 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
9046 (stack_protect_set, stack_protect_test): New expanders.
9047 (stack_protect_set_si, stack_protect_set_si_media,
9048 stack_protect_set_di_media, stack_protect_test_si,
9049 stack_protect_test_si_media, stack_protect_test_di_media):
9052 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
9054 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
9056 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
9058 * tree.h (tree_expr_nonzero_p): Export.
9059 * fold-const.c (tree_expr_nonzero_p): Likewise.
9060 Return true for CALL_EXPRs that are alloca calls.
9061 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
9063 * tree-flow.h (expr_computes_nonzero): Remove.
9064 * tree-vrp.c (expr_computes_nonzero): Remove.
9065 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
9066 (extract_range_from_unary_expr): Likewise.
9067 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
9068 tree_expr_nonzero_p.
9070 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
9072 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
9073 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
9074 extra arg "picreg" and use it instead of pic_offset_table_rtx.
9075 All callers changed.
9076 (frame_related_constant_load): New arg "related" which controls
9077 setting of RTX_FRAME_RELATED_P. All callers changed.
9078 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
9079 (bfin_expand_prologue): Add stack limit checking.
9080 * config/bfin/bfin.md (trapifcc): New pattern.
9082 * config/bfin/bfin.c: Include "langhooks.h".
9083 (def_builtin): Go through lang_hooks to call builtin_function.
9085 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
9086 * config/bfin/predicates.md (symbol_ref_operand): New.
9087 (call_insn_operand): Delete. All callers changed to use
9088 register_no_elim_operand.
9089 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
9091 (function_arg): Use it to generate the call's operand 2.
9092 (bfin_longcall_p): New function.
9093 (bfin_expand_call): Extra arg "cookie". All callers and declaration
9094 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
9095 determine if the address needs to be in a REG.
9096 (bfin_handle_longcall_attribute): New function.
9097 (bfin_attribute_table): Add "longcall" and "shortcall".
9098 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
9099 (CUMULATIVE_ARGS): New member call_cookie.
9100 (PREDICATE_CODES): Add symbol_ref_operand.
9101 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
9102 extra USE to the pattern.
9103 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
9104 New patterns, split off call_insn, sibcall_insn, call_value_insn and
9105 sibcall_value_insn; now the new patterns handle direct calls and the
9106 old ones indirect calls.
9107 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
9109 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9111 * doc/trouble.texi: Update section on handling of empty loops.
9113 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
9115 * config.gcc: Remove support for sparc-*-openbsd*,
9116 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
9118 * config.host: Remove support for i860-*-sysv4* as a host.
9119 * config/i860/*, config/ip2k/*, config/ns32k/*,
9120 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
9121 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
9122 mention obsolete ports.
9124 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9126 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
9128 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
9129 of frame_pointer_rtx.
9130 (sh_expand_epilogue): Likewise.
9131 (sh_set_return_address): Likewise.
9132 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
9133 instead of FRAME_POINTER_REGNUM if needed. Add elimination
9134 offsets from FRAME_POINTER_REGNUM.
9135 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
9136 (sh_register_names): Add initializer for sfp.
9137 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
9138 (VALID_REGISTER_P): Likewise.
9139 (FIRST_PSEUDO_REGISTER): Update.
9140 (DWARF_FRAME_REGISTERS): Define.
9141 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
9142 (HARD_FRAME_POINTER_REGNUM): Define.
9143 (FRAME_POINTER_REGNUM): Redefine.
9144 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
9145 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
9146 from FRAME_POINTER_REGNUM.
9147 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
9148 FRAME_POINTER_REGNUM.
9149 (REG_CLASS_CONTENTS): Add sfp.
9150 (REG_ALLOC_ORDER): Likewise.
9151 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
9152 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
9153 of frame_pointer_rtx.
9154 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9156 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
9158 * fold-const.c (tree_expr_nonnegative_p): Only return true for
9159 ABS_EXPR when flag_wrapv is false because of INT_MIN.
9160 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
9162 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
9165 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
9167 Make CONSTRUCTOR use VEC to store initializers.
9168 * c-common.c (complete_array_type): Update to cope with VEC in
9170 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
9171 (pp_c_constructor_elts): New function.
9172 * c-pretty-print.h (pp_c_constructor_elts): Declare.
9173 * c-typeck.c (build_function_call, build_c_cast, digest_init,
9174 struct constructor_stack, struct initializer_stack,
9175 constructor_elements, push_init_level, pop_init_level,
9176 add_pending_init, find_init_member, output_init_element): Update to
9177 cope with VEC in CONSTRUCTOR_ELTS.
9178 * coverage.c (build_fn_info_value, build_ctr_info_value,
9179 build_gcov_info): Likewise.
9180 * expr.c (categorize_ctor_elements_1, store_constructor,
9181 expand_expr_real_1): Likewise.
9182 * fold-const.c (fold_ternary): Likewise.
9183 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
9184 gimplify_init_constructor, gimplify_expr): Likewise.
9185 * tree-dump.c (dequeue_and_dump): Likewise.
9186 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
9188 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
9190 * tree-sra.c (generate_element_init_1): Likewise.
9191 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9192 * tree-ssa-operands.c (get_expr_operands): Likewise.
9193 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
9194 * tree-vect-transform.c (vect_get_vec_def_for_operand):
9195 (get_initial_def_for_reduction): Likewise.
9196 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
9197 value handle in annotations.
9198 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
9199 tree_node_structure): Add support for constr_kind.
9200 (build_vector_from_ctor, build_constructor_single,
9201 build_constructor_from_list): New functions.
9202 (build_constructor): Update to take a VEC instead of a TREE_LIST.
9203 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
9204 Update to cope with VEC in CONSTRUCTOR_ELTS.
9205 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
9206 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
9207 CONSTRUCTOR_APPEND_ELT): New macros.
9208 (struct constructor_elt, struct tree_constructor): New data types.
9209 (union tree_node): Add tree_constructor field.
9210 * treestruct.def: Define TS_CONSTRUCTOR.
9211 * varasm.c (const_hash_1, compare_constant, copy_constant,
9212 compute_reloc_for_constant, output_addressed_constants,
9213 initializer_constant_valid_p, output_constant,
9214 array_size_for_constructor, output_constructor): Update to cope with
9215 VEC in CONSTRUCTOR_ELTS.
9216 * vec.h (VEC_empty, VEC_copy): New macros.
9218 2005-07-19 Devang Patel <dpatel@apple.com>
9220 * dbxout.c (dbxout_type): Check Objective-C++ lang.
9222 2005-07-19 Richard Henderson <rth@redhat.com>
9225 * gimplify.c (gimplify_expr): Use main variant type for the temp
9226 destination for a discarded volatile read.
9227 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
9228 casts between non-void types that change volatility.
9230 2005-07-15 DJ Delorie <dj@redhat.com>
9232 * toplev.h: Add comment about the first parameter for warning().
9233 * errors.h: Likewise.
9235 * c.opt (Wpragmas): New.
9236 * doc/invoke.texi: Document it.
9238 * function.c (do_warn_unused_parameter): Add warning control to
9240 * c-decl.c (warn_if_shadowing): Likewise.
9241 * c-lex.c (cb_def_pragma): Likewise.
9242 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
9243 (pop_alignment): Likewise.
9244 (handle_pragma_pack): Likewise.
9245 (apply_pragma_weak): Likewise.
9246 (handle_pragma_weak): Likewise.
9247 (handle_pragma_redefine_extname): Likewise.
9248 (add_to_renaming_pragma_list): Likewise.
9249 (handle_pragma_extern_prefix): Likewise.
9250 (maybe_apply_renaming_pragma): Likewise.
9251 (handle_pragma_visibility): Likewise.
9253 * config/c4x/c4x-c.c (BAD): Likewise.
9254 (c4x_parse_pragma): Likewise.
9255 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
9256 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
9257 (rs6000_pragma_longcall): Likewise.
9258 * config/v850/v850-c.c (pop_data_area): Likewise.
9259 (ghs_pragma_section): Likewise.
9260 (ghs_pragma_section): Likewise.
9261 (ghs_pragma_interrupt): Likewise.
9262 (ghs_pragma_starttda): Likewise.
9263 (ghs_pragma_startsda): Likewise.
9264 (ghs_pragma_startzda): Likewise.
9265 (ghs_pragma_endtda): Likewise.
9266 (ghs_pragma_endsda): Likewise.
9267 (ghs_pragma_endzda): Likewise.
9269 2005-07-19 Danny Berlin <dberlin@dberlin.org>
9270 Kenneth Zadeck <zadeck@naturalbridge.com>
9272 * Makefile.in: Removed tree-promote-statics.c
9273 * tree-promote-statics.c: Removed.
9274 * common.opt: Removed flag-promote-statics.
9276 * passes.c: Removed tree-promote-statics pass.
9277 * tree-pass.h: Ditto.
9278 * timevar.def: Removed TV_PROMOTE_STATICS.
9281 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
9283 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
9285 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
9287 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9290 * c-common.c (check_function_arguments): Call
9291 'check_function_format' if either -Wformat or
9292 -Wmissing-format-attribute are specified.
9293 * c-format.c (check_function_format): Check -Wformat before
9294 calling 'check_format_info'.
9295 * c-opts.c (c_common_post_options): Don't warn for
9296 -Wmissing-format-attribute without -Wformat.
9297 * c-typeck.c (convert_for_assignment): Detect additional cases for
9298 -Wmissing-format-attribute.
9299 * doc/invoke.texi (-Wmissing-format-attribute): Document new
9302 2005-07-19 Richard Guenther <rguenther@suse.de>
9304 * config/i386/i386.md (lrint<mode>2): Use temporary
9305 instead of clobbering non-existent memory.
9307 2005-07-19 Nick Clifton <nickc@redhat.com>
9309 * config/avr/avr.c (legitimate_address_p): Fix debugging print
9310 statement to avoid displaying ASCII control characters.
9312 2005-07-19 Ben Elliston <bje@au.ibm.com>
9314 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
9315 * cfganal.c (find_edge_index): Ditto.
9316 * combine.c (combine_instructions): Ditto.
9317 * ddg.c (create_scc): Ditto.
9318 (find_successors): Ditto.
9319 (find_predecessors): Ditto.
9320 (find_nodes_on_paths): Ditto.
9321 (longest_simple_path): Ditto.
9322 * flow.c (update_life_info): Ditto.
9323 (count_or_remove_death_notes): Ditto.
9324 (clear_log_links): Ditto.
9325 * modulo-sched.c (generate_reg_moves): Ditto.
9326 (find_max_asap): Ditto.
9327 (find_max_hv_min_mob): Ditto.
9328 (find_max_dv_min_mob): Ditto.
9329 * sbitmap.c (sbitmap_first_set_bit): Ditto.
9330 * sched-rgn.c (extract_edgelst): Ditto.
9331 * tree-into-ssa.c (prepare_names_to_update): Ditto.
9332 (dump_update_ssa): Ditto.
9333 (ssa_names_to_replace) Ditto.
9334 (switch_virtuals_to_full_rewrite): Ditto.
9335 (update_ssa): Ditto.
9336 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
9338 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
9340 Fix PR tree-optimization/22483
9342 * tree-complex.c (create_components): Use
9343 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
9344 * tree-flow-inline.h (fill_referenced_var_vec): New function.
9345 * tree-flow.h (safe_referenced_var_iterator): New structure.
9346 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
9347 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
9348 safe_referenced_var iterator.
9349 (add_type_alias): Ditto.
9351 2005-07-19 Steven Bosscher <stevenb@suse.de>
9353 * loop-init.c (rest_of_handle_loop2): Remove.
9354 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
9355 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
9356 (pass_rtl_loop_init, pass_rtl_loop_done,
9357 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
9358 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
9359 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
9360 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
9361 pass_tree_loop_done, and pass_tree_unswitch.
9362 (gate_loop): Rename to gate_tree_loop.
9363 * passes.c (init_optimization_passes): Update for renamed tree
9364 loop passes. Add the new loop2 passes as subpasses of loop2.
9365 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
9366 Update for the renamed tree loop passes.
9368 2005-07-18 Ian Lance Taylor <ian@airs.com>
9371 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
9372 blocks when optimizing.
9374 2005-07-18 Steve Ellcey <sje@cup.hp.com>
9376 * common.opt (frename-registers): Initialize to 2.
9378 (fgcse-after-reload): Ditto.
9379 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
9380 (process_options): Only change flag_web, flag_rename_registers,
9381 and flag_rerun_cse_after_loop if not explicitly set by user.
9383 2005-07-18 Jan Beulich <jbeulich@novell.com>
9385 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
9386 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
9387 in 64-bit mode the same as DImode in 32-bit mode.
9388 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
9389 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
9390 mode. Add new mode parameter.
9391 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
9392 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
9393 x86_64_shift_adj): New expanders.
9394 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
9395 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
9397 Respective new splitters. Use renamed shift splitter helpers in 32-bit
9398 DImode shift splitters.
9399 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
9400 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
9403 2005-07-18 Jan Beulich <jbeulich@novell.com>
9405 * i386.md (movdi_extzv_1): New.
9406 (zero_extendhidi2): Combine alternatives and never force use of
9408 (zero_extendqidi2): Likewise. Don't restrict input selection.
9410 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9412 Fix PR tree-optimization/22531
9413 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
9416 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9418 * tree-promote-statics.c (pass_promote_statics): Change dump file
9421 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9423 * tree-optimize.c (init_tree_optimization_passes): Add
9424 pass_eliminate_useless_stores pass.
9425 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
9426 * tree-ssa-pre.c (is_copy_stmt): New function.
9427 (follow_copies_till_vuse): Ditto.
9428 (do_eustores): Ditto.
9429 (gate_eustores): Ditto.
9431 2005-07-16 Richard Henderson <rth@redhat.com>
9433 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
9435 2005-07-16 Danny Berlin <dberlin@dberlin.org>
9436 Kenneth Zadeck <zadeck@naturalbridge.com>
9438 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
9439 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
9440 ipa-type-escape.h, tree-promote-statics.c
9441 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
9442 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
9443 tree-promote-statics.c: new files.
9444 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
9445 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
9446 int nonlocal_set_p, mark_constant_function): Deleted.
9447 (rest_of_handle_cfg): Removed call to mark_constant_function.
9448 (nonoverlapping_component_refs_p): Added calls to support
9449 type based aliasing.
9450 * tree-ssa-alias.c (may_alias_p,
9451 compute_flow_insensitive_aliasing): Ditto.
9452 * calls.c (flags_from_decl_or_type): Removed reference to
9454 * c-typeck.c (convert_arguments): Make builtins tolerant of having
9455 too many arguments. This is necessary for Spec 2000.
9456 * cgraph.h (const_function, pure_function): Removed.
9457 * common.opt: Added "fipa-pure-const", "fipa-reference",
9458 "fipa-type-escape", and "ftree-promote-static".
9460 * passes.c: Added ipa and tree-promote-statics passes.
9461 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
9462 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
9463 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
9464 * tree-flow.h: Added exposed sra calls and addition of
9465 reference_vars_info field for FUNCTION_DECLS.
9466 * tree-pass.h: Added passes.
9467 * tree-sra.c: (sra_init_cache): New function.
9468 (sra_insert_before, sra_insert_after) Made public.
9469 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
9471 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
9472 aliasing. (may_alias_p): Added code to use type escape analysis to
9474 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
9475 code to prune clobbers of static variables based on information
9476 produced in ipa-reference pass. Changed call clobbering so that
9477 statics are not marked as clobbered if the call does not clobber
9480 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
9482 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
9485 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9487 * doc/install.texi (*-*-solaris2*): Document recommended version
9488 of GNU binutils and mention GNU linker problem on Solaris 10.
9490 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
9493 * c-decl.c (c_build_bitfield_integer_type): New function.
9494 (finish_struct): Call it.
9495 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
9497 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9499 * c-typeck.c (digest_init): Call 'convert_for_assignment'
9502 2005-07-16 Jan Hubicka <jh@suse.cz>
9504 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
9505 (scale_bbs_frequencies_int): Watch roundoff errors.
9506 * predict.c (return_prediction): Initialize return_stmt.
9508 2005-07-16 Jan Hubicka <jh@suse.cz>
9510 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
9511 after RTL profiling.
9513 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
9516 * fold-const.c (build_range_check): Convert high/low to etype
9517 if we are only comparing against exp.
9519 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
9521 Fix PR tree-optimization/22376
9522 * tree-ssa-structalias.c (build_constraint_graph): We really meant
9524 (need_to_solve): New function.
9525 (compute_points_to_sets): Use it.
9527 2005-07-15 Jan Hubicka <jh@suse.cz>
9529 * cfg.c (update_bb_profile_for_threading): More diagnostic.
9530 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
9532 2005-07-15 Richard Guenther <rguenther@suse.de>
9534 * c-common.c (handle_flatten_attribute): New function.
9535 Add flatten function attribute.
9536 * doc/extend.texi: Document flatten function attribute.
9537 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
9538 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
9540 (cgraph_decide_inlining): Handle functions with flatten
9543 2005-07-14 David Edelsohn <edelsohn@gnu.org>
9545 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
9546 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
9547 UNSPEC_XCHG, UNSPEC_AND): New.
9548 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
9549 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
9550 * config/rs6000/sync.md (FETCHOP): New code macro.
9551 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
9553 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
9554 (sync_compare_and_swap<mode>): Same.
9555 (sync_lock_test_and_set<mode>): Same.
9556 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
9557 for QImode and HImode, and not PPC405.
9558 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
9559 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
9560 (sync_<fetchop>{si,di}_internal): New.
9561 (sync_nand{si,di}_internal): New.
9562 (sync_old_<fetchop>{si,di}_internal): New.
9563 (sync_old_nand{si,di}_internal): New
9564 (sync_new_<fetchop>{si,di}_internal): New.
9565 (sync_new_nand{si,di}_internal): New.
9566 (atomic_and{si,di}): New.
9567 (sync_new_nand{si,di}_internal): New.
9568 (atomic_and{si,di}): New.
9569 (sync_add<mode>_internal): Delete.
9570 (sync_addshort_internal): Use unspec instead of unspec_volatile.
9571 (sync_sub<mode>_internal): Delte.
9572 (sync_subshort_internal): New.
9573 (sync_andsi_internal): Use unspec instead of unspec_volatile.
9574 (sync_anddi_internal): Delete.
9575 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
9576 (sync_booldi_internal): Delete.
9577 (sync_boolc<mode>_internal): Delete.
9578 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
9579 (sync_boolc<mode>_internal2): Delete.
9580 (sync_boolcc<mode>_internal): Delete.
9581 (isync, lwsync): Use unspec instead of unspec_volatile.
9582 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
9583 Revert UNSPEC_VOLATILE.
9584 (rs6000_split_atomic_op): New.
9585 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
9587 2005-07-14 Eric Christopher <echristo@redhat.com>
9589 * config/mips/mips.c (mips_canonicalize_comparison): Cast
9590 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
9592 2005-07-14 Eric Christopher <echristo@redhat.com>
9594 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
9596 2005-07-14 Steven Bosscher <stevenb@suse.de>
9598 PR tree-optimization/22230
9599 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
9600 the computation of the four cross productions for "range op range".
9602 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
9603 Ulrich Weigand <uweigand@de.ibm.com>
9606 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
9609 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
9611 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
9613 2005-07-14 Steve Ellcey <sje@cup.hp.com>
9615 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
9617 2005-07-14 Richard Guenther <rguenther@suse.de>
9620 * config/i386/i386-protos.h (ix86_function_value): Change
9621 prototype to match new target hook.
9622 * config/i386/i386.c (ix86_value_regno): Change prototype
9623 to take extra type argument.
9624 (TARGET_FUNCTION_VALUE): Define.
9625 (ix86_function_ok_for_sibcall): Pass extra argument to
9626 ix86_value_regno, check return slot rtx for exact match.
9627 (ix86_function_value): Take extra parameter. Dispatch to
9628 ix86_value_regno with fndecl/fntype as provided.
9629 (ix86_value_regno): Handle extra type argument.
9630 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
9632 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
9633 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
9634 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
9635 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
9636 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
9638 2005-07-14 Richard Guenther <rguenther@suse.de>
9640 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
9641 * calls.c (expand_call): Pass fntype to hard_function_value.
9642 (emit_library_call_value_1): Likewise.
9643 * explow.c: Include target.h.
9644 (hard_function_value): Take extra argument, the fntype.
9645 Use new target hook for function_value.
9646 * expr.h (hard_function_value): Change prototype.
9647 * function.c (aggregate_value_p): Pass 0 as fntype to
9648 hard_function_value.
9649 (assign_parms): Use new target hook for function_value.
9650 Pass 0 as fntype to hard_function_value.
9651 (expand_function_end): Likewise.
9652 * reg-stack.c: Include target.h.
9653 (stack_result): Use new target hook for function_value.
9654 * target-def.h: New target hook function_value.
9655 * target.h: Likewise.
9656 * targhooks.c (default_function_value): New function.
9657 * targhooks.h (default_function_value): Declare.
9659 2005-07-13 Ian Lance Taylor <ian@airs.com>
9661 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
9663 2005-07-14 Jan Hubicka <jh@suse.cz>
9665 * tree-dfa.c (dump_variable): Use default_def function.
9666 * tree-ssa-alias.c (dump_points_to_info): Likewise.
9667 * tree-ssa.c (verify_use): Likewise.
9668 * tree-ssanames.c (release_ssa_name): Likewise.
9669 * tree-tailcall.c (eliminate_tail_call): Likewise.
9670 (tree_optimize_tail_calls_1): Likewise.
9671 * tree-vrp.c (get_value_range): Likewise.
9673 2005-07-14 Ben Elliston <bje@au.ibm.com>
9675 * gcc.c (main): Compare language[0] with '*' when iterating over
9678 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
9680 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
9681 "s390_emit_compare". Add handling of CCZ1mode.
9682 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
9683 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
9685 (s390_branch_condition_mask): Add CCZ1mode handling.
9686 * config/s390/s390.md: ("seq", "*seq"): New pattern.
9687 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
9688 Use CCZ1mode instead of CCZmode.
9689 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
9691 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
9693 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
9695 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
9697 2005-07-13 Eric Christopher <echristo@redhat.com>
9699 * config/mips/mips.c (mips_canonicalize_comparison): New.
9700 (mips_emit_int_relational): Use.
9702 2005-07-13 Eric Christopher <echristo@redhat.com>
9704 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
9706 * config/s390/s390.md: Include tpf.md. Move tpf specific
9708 * config/s390/tpf.md: To here.
9709 * config/s390/s390.opt: Move tpf specific options...
9710 * config/s390/tpf.opt: to here. Add mmain option.
9711 * config/s390/tpf-unwind.h: Remove unnecessary defines.
9712 * config/s390/tpf.h: Rewrite.
9714 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
9716 * doc/tm.texi: Remove @xref{Cross-profiling}.
9718 2005-07-13 Jeff Law <law@redhat.com>
9720 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
9721 expressions, test their _DECL operands for pointer equality rather
9722 than using operand_equal_p.
9724 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
9726 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
9727 (TARGET_POSIX_IO): This.
9728 * config/darwin.h: Likewise.
9729 * config/freebsd.h: Likewise.
9730 * config/linux.h: Likewise.
9731 * config/lynx.h: Likewise.
9732 * config/netbsd.h: Likewise.
9733 * config/rs6000/linux64.h: Likewise.
9734 * config/rs6000/linux.h: Likewise.
9735 * config/s390/tpf.h: Likewise.
9736 * config/sh/embed-elf.h: Likewise.
9737 * config/sparc/linux64.h: Likewise.
9738 * config/sparc/linux.h: Likewise.
9739 * config/svr4.h: Likewise.
9740 * gcov-io.h: Likewise.
9742 * doc/tm.texi: Updated.
9744 * libgcov.c (create_file_directory): Defined only if
9745 TARGET_POSIX_IO is defined.
9746 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
9749 2005-07-13 Jan Hubicka <jh@suse.cz>
9751 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
9753 2005-07-13 David Edelsohn <edelsohn@gnu.org>
9755 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
9756 structure as argument.
9758 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
9760 PR tree-optimization/21921
9761 * tree-iterator.c (tsi_link_before): Support the case when
9762 tsi_end_p (tsi) == true.
9764 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9766 PR tree-optimization/22442
9767 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
9770 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9772 PR rtl-optimization/20376
9773 * toplev.c (process_options): Enable -fweb and -frename-registers when
9775 * doc/invoke.texi: Update the information about when -fweb and
9776 -frename-registers are enabled.
9778 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9781 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
9782 if *rhs_p is not a SSA_NAME.
9784 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
9786 Fix PR tree-optimization/22422
9787 * tree-ssa-structalias.c (struct variable_info): Add flag for
9789 (get_varinfo): Now a static function.
9790 (new_varinfo): init has_union and is_special_var to false.
9791 (solution_set_add): Check has_union.
9792 (do_da_constraint): Move temporary variable so it gets reset
9794 Also check for special variable.
9795 (do_ds_constraint): Ditto.
9796 (do_sd_constraint): Ditto.
9797 (do_structure_copy): Check for special variable.
9798 (find_func_aliases): Ditto.
9799 (init_base_vars): Set special vars properly.
9801 2005-07-13 Jan Hubicka <jh@suse.cz>
9803 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
9806 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
9807 (get_expr_operands): Fix thinko wrt flags and subvars.
9809 PR tree-optimize/22379
9810 * tree-inline.c (expand_call_inline): Do not output sorry in early
9813 2005-07-12 Dale Johannesen <dalej@apple.com>
9815 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
9817 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9820 * host-linux.h: Include limits.h.
9822 2005-07-12 Dale Johannesen <dalej@apple.com>
9824 * expr.c (compress_float_constant): Add cost check.
9825 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
9827 2005-07-12 Dale Johannesen <dalej@apple.com>
9829 * gcc.target/i386/compress-float-sse.c: New.
9830 * gcc.target/i386/compress-float-sse-pic.c: New.
9831 * gcc.target/i386/compress-float-387.c: New.
9832 * gcc.target/i386/compress-float-387-pic.c: New.
9833 * gcc.dg/compress-float-ppc.c: New.
9834 * gcc.dg/compress-float-ppc-pic.c: New.
9836 2005-07-12 Eric Christopher <echristo@redhat.com>
9838 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
9840 * config/s390/s390.md: Include tpf.md. Move tpf specific
9842 * config/s390/tpf.md: To here.
9843 * config/s390/s390.opt: Move tpf specific options...
9844 * config/s390/tpf.opt: to here. Add mmain option.
9845 * config/s390/tpf-unwind.h: Remove unnecessary defines.
9846 * config/s390/tpf.h: Rewrite.
9848 2005-07-12 Eric Christopher <echristo@redhat.com>
9850 * gcc.c (struct infile): Update comment for language.
9851 (main): Rewrite input file resetting code.
9853 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9856 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
9857 requiring a cast in a non RHS of modify_expr. Add a cast when required.
9858 (lookup_avail_expr): Use constant_boolean_node instead
9859 of boolean_false_node/boolean_true_node.
9861 2005-07-12 Ben Elliston <bje@au.ibm.com>
9863 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
9864 and use it when printing num_edges.
9866 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
9868 * doc/extend.texi (Blackfin Built-in Functions): New section.
9869 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
9872 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
9874 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
9875 s/cmpstrsi/cmpstrnsi
9876 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
9878 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
9879 (init_optabs): Initialize cmpstrn_optab.
9880 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
9881 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
9882 * expr.c: (enum insn_code cmpstrn_optab): Declare.
9883 * config/i386/i386.md: s/cmpstr/cmpstrn
9884 * config/c4x/c4x.md: s/cmpstr/cmpstrn
9885 * doc/md.texi: Update documentation.
9887 2005-07-11 Richard Henderson <rth@redhat.com>
9889 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
9890 build_va_arg_indirect_ref.
9891 (alpha_gimplify_va_arg): Likewise.
9892 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
9893 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
9894 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
9895 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
9896 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
9897 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
9899 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
9901 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9903 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
9904 * passes.c (init_optimization_passes): Add pass_empty_loop.
9905 * tree-pass.h (pass_empty_loop): Declare.
9906 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
9907 try_remove_empty_loop, remove_empty_loops): New functions.
9908 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
9909 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
9911 2005-07-12 Peter Barada <peter@the-baradas.com>
9915 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
9916 in address registers.
9917 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
9918 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
9919 alternative of addsi3_5200.
9921 2005-07-11 Ian Lance Taylor <ian@airs.com>
9923 * config/mips/mips.md (ffs<mode>2): Remove.
9925 2005-07-11 Ian Lance Taylor <ian@airs.com>
9927 * doc/tree-ssa.texi (Cleanups): Improve description of
9929 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
9931 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
9933 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
9934 * tree.h (DECL_ARGUMENT_FLD): New macro.
9936 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
9938 Fix PR tree-optimization/22404
9940 * tree-ssa-structalias.c (create_variable_info_for): Use
9943 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
9945 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
9946 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
9947 for second comparison operand.
9948 * config/bfin/predicates.md (reg_or_const_int_operand): New.
9950 * config/bfin/bfin.md (define_attr "type"): Add "sync".
9951 (define_insn_reservation "alu"): Likewise.
9952 (csync, ssync): Now of type sync.
9953 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
9954 -mcsync-anomaly -mspecld-anomaly.
9955 * config/bfin/bfin.opt (mcsync): Remove.
9956 (mcsync-anomaly, mspecld-anomaly): Add.
9957 * config/bfin/bfin.c: Include "insn-codes.h".
9958 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
9959 (TARGET_DEFAULT_TARGET_FLAGS): New.
9960 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
9962 2005-07-11 Steven Bosscher <stevenb@suse.de>
9964 * basic-block.h: Give the BB flags enum a name, bb_flags.
9965 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
9966 * cfgcleanup.c (enum bb_flags): Remove here.
9967 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
9968 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
9969 (update_forwarder_flag): Likewise.
9970 (thread_jump): Likewise.
9971 (try_forward_edges): Likewise.
9972 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
9973 forwarder flags. Don't clear bb->aux for all basic blocks. Only
9974 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
9976 2005-07-11 Richard Guenther <rguenther@suse.de>
9978 * config/i386/i386.opt: New target option -msseregparm.
9979 * config/i386/i386.c (override_options): Error out for
9980 -msseregparm but no SSE support.
9981 (ix86_function_sseregparm): Check for global sseregparm.
9982 * doc/invoke.texi: Document -msseregparm.
9984 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9986 * config.gcc (m32r-*-linux*): Use the default extra_parts.
9987 (m32rle-*-linux*): Ditto.
9989 2005-07-11 Jakub Jelinek <jakub@redhat.com>
9991 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
9992 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
9995 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9999 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
10000 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
10002 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
10004 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
10005 (varmap): Heapify varmap.
10006 (constraints): Heapify constraints.
10007 (struct constraint_graph): Heapify succs and preds.
10008 (constraint_vec_find): Update for heapification.
10009 (constraint_set_union): Ditto.
10010 (insert_into_complex): Ditto.
10011 (constraint_edge_vec_find): Ditto.
10012 (erase_graph_self_edge): Ditto.
10013 (add_graph_edge): Ditto.
10014 (get_graph_weights): Ditto.
10015 (merge_graph_nodes): Ditto.
10016 (build_constraint_graph): Ditto.
10017 (topo_visit): Ditto.
10018 (solve_graph): Ditto.
10019 (create_variable_info_for): Ditto.
10020 (init_base_vars): Ditto.
10021 (delete_points_to_sets): Free graph, varmap, and complex constraints.
10022 (condese_varmap_nodes): Free complex vector.
10023 (clear_edges_for_node): Clear succs and preds vector.
10025 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10027 * tree-ssa-structalias.c (update_alias_info): Change counting of
10028 references to not include vdefs.
10030 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10032 * tree-ssa-alias.c (free_used_part_map): Add missing free.
10033 (up_insert): Ditto.
10035 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10037 * pa.c (pa_commutative_p): Make PLUS commutative when
10038 TARGET_NO_SPACE_REGS is true.
10040 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10042 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
10043 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
10044 * tree-dfa.c (dump_subvars_for): New.
10045 (debug_subvars_for): New.
10046 (dump_variable): Show subvariables if VAR has them.
10047 * tree-flow-inline.h (get_subvar_at): New.
10048 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
10049 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
10051 (struct subvar): Change fields offset and size to unsigned
10053 (dump_subvars_for): Declare.
10054 (debug_subvars_for): Declare.
10055 (get_subvar_at): Declare.
10056 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
10057 to unsigned HOST_WIDE_INT *.
10058 (overlap_subvar): Likewise.
10059 * tree-gimple.c (is_gimple_reg): Always return false for
10060 SFTs and memory tags.
10061 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
10062 Update all callers.
10063 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
10064 (compute_may_aliases): Call compute_points_to_sets.
10065 (collect_points_to_info_for): Remove.
10066 (compute_points_to_and_addr_escape): Remove.
10067 (delete_alias_info): Call delete_points_to_sets.
10068 (compute_flow_sensitive_aliasing): If the call to
10069 find_what_p_points_to returns false, call set_pt_anything.
10070 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
10071 (set_pt_anything): Clear pi->pt_vars.
10072 (set_pt_malloc): Remove.
10073 (merge_pointed_to_info): Remove.
10074 (add_pointed_to_expr): Remove.
10075 (add_pointed_to_var): Remove.
10076 (collect_points_to_info_r): Remove.
10077 (is_escape_site): Make extern.
10079 (create_overlap_variables_for): Call it.
10080 * tree-ssa-copy.c (merge_alias_info): Never merge
10081 flow-sensitive alias information.
10082 * tree-ssa-operands.c (get_expr_operands): Adjust variables
10083 offset and size to be unsigned HOST_WIDE_INT.
10084 (add_to_addressable_set): Rename from note_addressable.
10085 Set TREE_ADDRESSABLE as the variables are added to the set.
10087 (add_stmt_operand): Do not try to micro-optimize unmodifiable
10088 operands into VUSEs when adding V_MAY_DEFs for members in an
10090 * tree-ssa-operands.h (add_to_addressable_set): Declare.
10091 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
10092 (struct variable_info): Add bitfield is_heap_var.
10093 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
10094 (new_var_info): Initialize is_heap_var.
10095 (get_constraint_for): Add HEAP variables to the symbol table.
10096 Mark them with is_heap_var.
10097 (update_alias_info): New. Taken mostly from the old
10098 compute_points_to_and_addr_escape.
10099 (handle_ptr_arith): New.
10100 (find_func_aliases): Call update_alias_info.
10101 Call handle_ptr_info for tcc_binary expressions.
10102 Call mark_stmt_modified.
10103 (create_variable_info_for): If DECL has subvars, do not create
10104 variables for its subvars. Always add all the fields.
10105 (set_uids_in_ptset): If the solution includes ANYOFFSET and
10106 SFTs, then add all the SFTs of the structure.
10107 If VI->DECL is an aggregate with subvariables, add the SFT at
10109 (find_what_p_points_to): If VI is an artificial variable,
10110 translate to bitfields in SSA_NAME_PTR_INFO.
10111 If the solution is empty, set pi->pt_vars to NULL
10112 (init_base_vars): Create ANYOFFSET.
10113 (compute_points_to_sets): Rename from create_alias_vars.
10115 (pass_build_pta): Remove.
10116 (delete_points_to_sets): Rename from delete_alias_vars.
10117 (pass_del_pta): Remove.
10118 * tree-ssa-structalias.h (struct alias_info): Move from
10120 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
10121 NUM_REFERENCES_SET): Likewise.
10122 (compute_points_to_sets, delete_points_to_sets): Declare.
10124 2005-07-09 Richard Henderson <rth@redhat.com>
10126 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
10127 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
10128 alpha_split_lock_test_and_set_12): New functions.
10129 * config/alpha/alpha-protos.h: Update.
10130 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
10131 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
10132 * config/alpha/sync.md (I12MODE): New.
10133 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
10134 (sync_<fetchop_name><I48MODE>): Likewise.
10135 (sync_nand<I48MODE>): Likewise.
10136 (sync_old_<fetchop_name><I48MODE>): Likewise.
10137 (sync_new_<fetchop_name><I48MODE>): Likewise.
10138 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
10139 (sync_compare_and_swap<I48MODE>): Likewise.
10140 (sync_lock_test_and_set<I48MODE>): Likewise.
10141 (sync_compare_and_swap<I12MODE>): New.
10142 (sync_compare_and_swap<I12MODE>_1): New.
10143 (sync_lock_test_and_set<I12MODE>): New.
10144 (sync_lock_test_and_set<I12MODE>_1): New.
10146 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10150 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
10152 2005-07-09 Jakub Jelinek <jakub@redhat.com>
10154 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
10155 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
10157 2005-07-09 Richard SAndiford <richard@codesourcery.com>
10160 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
10162 2005-07-08 David Edelsohn <edelsohn@gnu.org>
10164 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
10165 memory_operand constraint.
10166 (store_conditional_<mode>): Same.
10167 (sync_compare_and_swap<mode>): Same.
10168 (sync_lock_test_and_set<mode>): Same.
10170 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
10172 Rewrite PIC support to more closely model actual instructions.
10173 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
10174 (cris_symbol): Remove prototypes for removed functions.
10175 (cris_pic_symbol_type_of, cris_valid_pic_const)
10176 (cris_expand_pic_call_address): Prototypes for new functions.
10177 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
10179 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
10181 <case ':'>: Add case for new punctuation character.
10182 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
10183 emitting (extra) PIC modifier.
10184 <case UNSPEC>: Do not assert for PLT.
10185 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
10186 (cris_expand_prologue, cris_expand_epilogue): Check
10187 for pic_offset_table_rtx usage instead of taking
10188 current_function_uses_pic_offset_table as the final word.
10189 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
10190 Remove flag_pic difference.
10191 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
10192 the moral equivalents of...
10193 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
10195 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
10196 (cris_handle_option): Mark ARG as unused.
10197 (cris_expand_pic_call_address): New worker function for "call",
10199 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
10200 output PIC constructs here.
10201 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
10202 as symbol-specific modifers, not whole or part of operands.
10203 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
10204 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
10205 constants and flag_pic.
10206 (CONSTANT_INDEX_P): Adjust for new functions.
10207 (enum cris_pic_symbol_type): New helper type.
10208 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
10209 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
10210 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
10212 ("movsi"): Emit actual instructions for GOT and relative access.
10213 ("*movsi_got_load"): New pattern to set up the register holding
10215 ("*movsi_internal"): Operand 1 is not a plain general_operand.
10216 Adjust FIXME for 'S'.
10217 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
10218 Use "movs" for -fpic cases.
10219 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
10220 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
10221 ("call", "call_value"): Just call cris_expand_pic_call_address for
10223 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
10224 Remove special pattern.
10225 ("*expanded_call_side", "*expanded_call_value_side"): New
10227 (gotplt-to-plt, gotplt-to-plt-side-call)
10228 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
10230 * config/cris/cris/predicates.md
10231 ("cris_general_operand_or_gotless_symbol"): Remove unused
10233 ("cris_general_operand_or_symbol"): Adjust for new functions.
10235 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10237 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
10239 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
10241 * Makefile.in (TREE_H): Add treestruct.def.
10242 (c-decl.o): Add pointer-set.h
10243 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
10244 visibility on regular DECL's.
10245 (merge_decls): Fix the copying of decl nodes of various types for
10246 the new structures. Don't update RTL, section name, weak status,
10247 etc, on DECL's without RTL.
10248 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
10249 Don't check volatile on non-variable types.
10250 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
10251 to check whether we have seen arguments.
10252 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
10253 flag is checked before field (flag is common, field is not).
10254 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
10255 TS_DECL_COMMON could have an origin.
10256 (add_location_or_const_value_attribute): Don't check section name
10257 on non-var/function decls.
10258 (dwarf2out_var_location): Reverse order of tests.
10259 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
10260 with DECL_WRTL_CHECK.
10261 * expmed.c (make_tree): rtl is now in decl_with_rtl.
10262 * fold-const.c (fold_binary): Don't check weakness on
10263 non-var/function decls.
10264 (tree_expr_nonzero_p): Ditto.
10265 (fold_checksum_tree): Use tree_decl_extra as sizeof
10267 * ggc-page.c (extra_order_size_table): Add sizes for
10268 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
10270 * gimplify.c (gimplify_bind_expr): Only set
10271 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
10272 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
10274 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
10275 * langhooks.h (init_ts). New langhook.
10276 * passes.c (rest_of_decl_compilation): Reverse order of tests.
10277 * print-tree.c (print_node): Update to only print fields that
10278 exist in the structures the passed decl has.
10279 * toplev.c (wrapup_global_declarations): Don't reset
10280 DECL_DEFER_OUTPUT on DECL's that don't contain it.
10281 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
10282 * tree-inline.c (remap_decl): Ditto.
10283 * tree-outof-ssa.c (create_temp): Reverse order of tests.
10284 * tree-pretty-print.c (print_declaration): Don't print
10285 DECL_REGISTER on things that don't contain it.
10286 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
10287 non-var/function decls.
10288 * tree.c (tree_contains_struct): New structure.
10289 (init_priority_for_decl): New hashtable.
10290 (tree_int_map): New structure.
10291 (tree_int_map_eq): New function.
10292 (tree_int_map_marked_p): Ditto.
10293 (tree_int_map_hash): Ditto.
10294 (tree_map): Move to tree.h.
10295 (tree_map_eq): Externalize.
10296 (tree_map_hash): Ditto.
10297 (tree_map_marked_p): Ditto.
10298 (init_ttree): Set up tree_contains_struct and call langhook.
10299 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
10300 (tree_code_size): Update for new structures.
10301 (tree_node_structure): Update for new structures.
10302 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
10304 (copy_node_stat): Copy init priority.
10305 (build_decl_stat): Ditto for visibility.
10306 (ts_enum_names): New.
10307 (tree_contains_struct_check_failed): New function.
10308 (decl_init_priority_lookup): Ditto.
10309 (decl_init_priority_insert): Ditto.
10310 * treestruct.def: New file.
10311 * tree.h (CODE_CONTAINS_STRUCT): New macro.
10312 (CONTAINS_STRUCT_CHECK): Ditto.
10313 (tree_contains_struct_check_failed): New prototype.
10314 (DECL_CHECK): Removed.
10315 (DECL_MINIMAL_CHECK): New.
10316 (DECL_COMMON_CHECK): Ditto.
10317 (DECL_WRTL_CHECK): Ditto.
10318 (DECL_NON_COMMON_CHECK): Ditto.
10319 (DECL_WITH_VIS_CHECK): Ditto.
10320 (VAR_OR_FUNCTION_DECL_P): Ditto
10321 (struct tree_decl_minimal): New structure.
10322 (struct tree_decl_common): Ditto.
10323 (struct tree_decl_with_rtl): Ditto.
10324 (struct tree_decl_with_vis): Ditto.
10325 (struct tree_decl_non_common): Ditto.
10326 (struct tree_field_decl): Ditto.
10327 (struct tree_parm_decl): Ditto.
10328 (struct tree_var_decl): Ditto.
10329 (struct tree_function_decl): Ditto.
10330 (struct tree_const_decl): Ditto.
10331 (struct tree_result_decl): Ditto.
10332 (union tree_node): Add new structures.
10333 * var-tracking.c (track_expr_p): Reverse order of tests.
10335 * doc/c-tree.texi: Add documentation on DECL node internal structure.
10337 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10339 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
10340 * system.h: Poison FINALIZE_PIC.
10341 * doc/tm.texi (FINALIZE_PIC): Remove.
10343 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10346 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
10347 to the correct type if we have a MODIFY_EXPR.
10349 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10351 PR tree-optimization/22360
10352 * tree.c (upper_bound_in_type): Fix calculations for casting
10353 to a non-wider signed type and casting a signed value to a
10354 wider unsigned type.
10355 (lower_bound_in_type): Fix calculations for casting to a
10356 non-wider signed type.
10358 PR tree-optimization/20139
10359 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
10361 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
10362 fold_cond_expr_cond.
10363 * tree-ssanames.c (release_defs): Assert in_ssa_p.
10364 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
10366 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10369 * tree-complex.c (expand_complex_libcall): Produce
10370 REALPART_EXPR/IMAGPART_EXPR with the correct type.
10372 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
10374 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
10375 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
10376 b" assert and inserted fastpath code for this case.
10377 (bitmap_ior): Removed "a != b" assert.
10379 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10381 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
10382 (ENDFILE_SPEC): Likewise.
10383 * config/m32r/m32r.h (ASM_SPEC): Likewise.
10385 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
10386 a large stack frame at epilogue.
10388 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
10390 * final.c: Include sdbout.h when required.
10392 2005-07-07 Geoffrey Keating <geoffk@apple.com>
10394 * config.gcc (*-*-darwin*): Only one target-specific header file
10395 for generic darwin.
10396 (powerpc-*-darwin*): Add version-specific header files.
10397 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
10398 * config.in: Regenerate.
10399 * configure: Regenerate.
10400 * gcc.c: Include xregex.h.
10401 (version_compare_spec_function): New.
10402 (spec_function): Add version-compare.
10403 (replace_outfile_spec_function): Reformat comment.
10404 (compare_version_strings): New.
10405 * config/darwin-c.c (version_as_macro): New.
10406 (builtin_define): New.
10407 (darwin_cpp_builtins): New.
10408 * config/darwin-protos.h (darwin_cpp_builtins): New.
10409 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
10410 (LIB_SPEC): Make unconditional, update comment.
10411 (TARGET_C99_FUNCTIONS): Define.
10412 * config/darwin.opt: Sort.
10413 (mmacosx-version-min=): New.
10414 * config/darwin7.h: Delete.
10415 * config/darwin8.h: Delete.
10416 * config/i386/darwin.h (): Call darwin_cpp_builtins.
10417 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
10418 (TARGET_C99_FUNCTIONS): Define.
10419 * config/rs6000/darwin7.h: New.
10420 * config/rs6000/darwin8.h: New.
10421 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
10422 (-mmacosx-version-min): Document.
10424 2005-07-07 Ian Lance Taylor <ian@airs.com>
10426 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
10428 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
10430 PR middle-end/22239
10431 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
10433 2005-07-07 Khem Raj <kraj@mvista.com>
10435 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
10436 in bytes, not words.
10438 2005-07-07 Paul Brook <paul@codesourcery.com>
10440 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
10441 DEFAULT_FUNCTION_ARG_PADDING to upward.
10443 2005-07-07 Richard Henderson <rth@redhat.com>
10445 * function.c (locate_and_pad_parm): Record parameter alignment in
10446 stack_alignment_needed.
10448 2005-07-07 David Edelsohn <edelsohn@gnu.org>
10450 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
10451 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
10452 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
10453 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
10454 (define_attr "type"): Add isync, sync, load_l, store_c.
10455 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
10456 Create scratch volatile MEM.
10457 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
10459 (load_locked_<mode>): New.
10460 (store_conditional_<mode>): New.
10461 (sync_compare_and_swap<mode>): Replace with splitter.
10462 (sync_lock_test_and_set<mode>): Replace with splitter.
10463 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
10465 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
10466 is ics. Attribute isync.
10467 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
10469 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
10470 and UNSPECV_SYNC_OP.
10471 (emit_unlikely_jump): New.
10472 (emit_load_locked): New.
10473 (emit_store_conditional): New.
10474 (rs6000_split_compare_and_swap): New.
10475 (rs6000_split_lock_test_and_set): New.
10476 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
10477 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
10478 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
10479 rs6000_split_lock_test_and_set): Declare.
10480 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
10481 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
10482 store_c, isync, sync.
10484 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
10486 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
10487 filenames to gtyp-gen.h.
10488 (s-typ-gen): Use it in place of for loops.
10490 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
10492 * hooks.c (hook_bool_rtx_int_false): New function.
10493 * hooks.h (hook_bool_rtx_int_false): Declare.
10494 * target-def.h (TARGET_COMMUTATIVE_P): Define.
10495 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
10496 * target.h (struct gcc_target): Add commutative_p member.
10497 * targhooks.c (hook_bool_rtx_commutative_p): New function.
10498 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
10499 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
10500 (pa_commutative_p): New function.
10501 * jump.c (target.h): Include.
10502 (rtx_renumbered_equal_p): Use targetm.commutative_p.
10503 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
10505 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10507 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
10508 (s390_expand_setmem): New.
10509 * config/s390/s390.c: Likewise.
10510 (print_shift_count_operand): Truncate to 12 bits instead of 6.
10512 * config/s390/s390.md: ("setmem<mode>"): Accept character as
10513 general_operand. Call new function "s390_expand_setmem".
10514 ("clrmem_long", "*clrmem_long"): Rewrite to ...
10515 ("setmem_long", "*setmem_long"): ... this.
10517 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10519 * config/s390/s390.c: (optimization_options): Enable
10520 TARGET_MVCLE at -Os.
10521 * doc/invoke.texi: Document changes in default behaviour.
10522 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
10524 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10526 * expr.c: (set_storage_via_setmem): Convert opchar to mode
10527 defined by back-end.
10529 2005-07-07 Jakub Jelinek <jakub@redhat.com>
10531 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
10532 all sets in the pattern.
10533 * config/rs6000/rs6000.md (stack_protect_testsi,
10534 stack_protect_testdi): Likewise.
10536 2005-07-06 Jeff Law <law@redhat.com>
10538 * tree-vrp.c (simplify_using_ranges): Kill.
10539 (vrp_finalize): Remove call to simplify_using_ranges.
10540 (simplify_stmt_using_ranges): New function extracted from
10541 simplify_using_ranges.
10542 (simplify_div_or_mod_using_ranges): Likewise.
10543 (simplify_abs_using_ranges): Likewise.
10544 (simplify_cond_using_ranges): New function.
10545 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
10546 * tree-ssa-propagate.c (substitute_and_fold): Call
10547 simplify_stmt_using_ranges if we have range information.
10549 2005-07-06 James E. Wilson <wilson@specifixinc.com>
10551 * config/ia64/ia64.c (ia64_reorg): Check optimize before
10552 ia64_flag_schedule_isns2.
10554 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
10555 reading/writing general registers.
10556 (ia64_function_arg): Revert 2005-06-18 change.
10558 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
10560 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
10561 (legitimize_tls_address): Use gcc_unreachable instead of abort.
10563 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
10565 * function.c (expand_function_end): Revert part of 2005-06-27
10566 patch. Do sjlj_emit_function_exit_after after return_label.
10568 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
10570 * doc/install.texi (--disable-libssp): New.
10572 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
10574 * doc/invoke.texi: Update -fforce-mem documentation.
10575 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
10576 code for -fforce-mem.
10577 * expmed.c: (store_bit_field,store_fixed_bit_field,
10578 extract_bit_field): Ditto.
10579 * expr.c: (convert_move): Ditto.
10580 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
10581 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
10582 emit_conditional_add,expand_float,expand_fix): Ditto.
10583 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
10584 (common_handle_option): Issue warning when -fforce-mem specified.
10586 2005-07-06 Paul Brook <paul@codesourcery.com>
10588 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
10590 * configure: Regenerate.
10592 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
10594 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
10596 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
10598 Fix PR tree-optimization/22319
10599 Fix PR tree-optimization/22140
10600 Fix PR tree-optimization/22310
10602 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
10603 variable sized types.
10604 Use correct type for intermediate structure on *a = *b structure
10607 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10609 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
10611 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
10612 (machine_function): Move typedef to...
10613 * config/rs6000/rs6000.c (machine_function): ... here. Add
10614 varargs_save_offset field.
10615 (rs6000_stack_t): Remove varargs_size field.
10616 (setup_incoming_varargs): Allocate varargs save area using
10617 assign_stack_local, try to make it as small as possible.
10618 Save offset from virtual_stack_vars_rtx to the save area
10619 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
10620 instead of magic 8 when fp word byte size is used.
10621 (rs6000_va_start): Use cfun->machine->varargs_save_offset
10622 instead of -RS6000_VARARGS_SIZE.
10623 (rs6000_stack_info, debug_stack_info,
10624 rs6000_initial_elimination_offset): Remove all traces of
10626 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
10627 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
10628 RS6000_VARARGS_AREA.
10630 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
10632 PR tree-optimization/21963
10633 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
10634 constant_multiple_of in the same way get_computation_cost_at does.
10636 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10638 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
10639 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
10640 (gen_compare_reg): If sparc_compare_emitted is set, clear it
10641 and return its previous value.
10642 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
10643 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
10645 (stack_protect_set, stack_protect_test): New expanders.
10646 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
10647 stack_protect_testdi): New insns.
10648 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
10649 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
10651 2005-07-06 Jeff Law <law@redhat.com>
10653 * tree-ssa-dce.c (cfg_altered): New global.
10654 (tree_dce_init): Initialize cfg_altered.
10655 (remove_dead_stmt): If we remove an edge in the CFG, then set
10657 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
10660 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
10662 * Makefile.in (stamp-collect-ld): Use
10663 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
10664 ./collect-ld if it already exists.
10665 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
10666 Don't remove ./nm if it already exists.
10668 2005-07-05 Devang Patel <dpatel@apple.com>
10670 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
10671 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
10672 * tree-vectorizer.c (vect_loop_location): New.
10673 (vect_print_dump_info): Use vect_loop_location.
10674 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
10675 (vectorize_loops): Set vect_loop_location.
10676 * tree-vect-analyze.c (vect_analyze_offset_expr,
10677 vect_determin_vectorization_factor, vect_analyze_operations,
10678 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
10679 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
10680 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
10681 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
10682 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
10683 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
10684 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
10685 vect_analyze_loop): Adjust vect_print_dump_info API.
10686 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
10687 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
10688 vect_finish_stmt_generation, vectorizable_assignment,
10689 vectorizable_operation, vectorizable_store, vectorizable_load,
10690 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
10691 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
10692 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
10693 vect_transform_loop): Same.
10694 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
10695 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
10698 2005-07-05 Randolph Chung <tausq@debian.org>
10700 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
10701 * configure: Regenerate.
10702 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
10703 (pa_tls_referenced_p): Declare.
10704 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
10705 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
10706 (legitimize_tls_address): New.
10707 (hppa_legitimize_address): Handle TLS addresses.
10708 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
10709 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
10710 (emit_move_sequence): Handle TLS addresses.
10711 (pa_encode_section_info): Call default handler to handle common
10713 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
10714 (CONSTANT_ADDRESS_P): Reject TLS operands.
10715 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
10716 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
10717 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
10718 (UNSPEC_TLSLE): Define new constants.
10719 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
10720 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
10721 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
10722 (tie_symbolic_operand, tle_symbolic_operand): New
10724 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
10726 * aclocal.m4: Update macros for autoconf 2.59 style.
10727 * configure.ac: Likewise.
10729 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10731 * pa.c (function_value): Handle small aggregates on 32-bit targets.
10732 (function_arg): Pass small aggregates in general registers on 32-bit
10734 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
10736 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
10738 * Makefile.in (final.o): Fix dependencies.
10740 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
10744 * langhooks.h (struct lang_hooks): Add expr_to_decl.
10745 * langhooks.c (lhd_expr_to_decl): New.
10746 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
10748 (LANG_HOOKS_INITIALIZER): Update.
10749 * tree.c (recompute_tree_invarant_for_addr_expr): Call
10750 expr_to_decl langhook.
10751 * c-tree.h (c_expr_to_decl): Declare.
10752 * c-typeck.c (c_expr_to_decl): New.
10753 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
10755 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
10757 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
10760 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
10761 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
10763 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
10765 * Makefile.in: Adjust dependencies.
10766 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
10767 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
10768 * alias.c (rest_of_handle_cfg, pass_cfg): New.
10769 * bb-reorder.c (duplicate_computed_gotos): Make it static.
10770 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
10771 rest_of_compilation.
10773 * bb-reorder.c (gate_duplicate_computed_gotos,
10774 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
10775 rest_of_handle_reorder_blocks, pass_reorder_blocks,
10776 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
10777 pass_partition_blocks): New.
10778 * bt-load.c (gate_handle_branch_target_load_optimize,
10779 rest_of_handle_branch_target_load_optimize,
10780 pass_branch_target_load_optimize): New.
10781 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
10783 * cfglayout.c (pass_insn_locators_initialize): New.
10784 * cfgrtl.c (pass_free_cfg): New.
10785 * combine.c (gate_handle_combine, rest_of_handle_combine,
10786 pass_combine): New.
10787 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
10788 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
10789 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
10790 * except.c (pass_set_nothrow_function_flags,
10791 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
10793 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
10794 rest_of_handle_shorten_branches, pass_shorten_branches,
10795 rest_of_clean_state, pass_clean_state): New.
10796 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
10797 rest_of_handle_remove_death_notes, pass_remove_death_notes,
10798 rest_of_handle_life, pass_life, rest_of_handle_flow2,
10800 * function.c (pass_instantiate_virtual_regs, pass_init_function,
10801 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
10802 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10803 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
10805 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
10806 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
10807 pass_rtl_ifcvt, gate_handle_if_after_combine,
10808 rest_of_handle_if_after_combine, pass_if_after_combine,
10809 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
10810 pass_if_after_reload): New.
10811 * integrate.c (pass_initial_value_sets): New.
10812 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
10813 pass_purge_lineno_notes): New.
10814 * mode-switching.c (rest_of_handle_mode_switching,
10815 pass_mode_switching): New.
10816 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
10817 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
10819 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
10820 pass_loop_optimize): New.
10821 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
10823 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
10825 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
10826 pass_postreload_cse): New.
10827 * profile.c (gate_handle_profiling, pass_profiling,
10828 rest_of_handle_branch_prob, pass_branch_prob): New.
10829 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
10830 pass_split_before_regstack, gate_handle_split_before_regstack,
10831 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
10832 rest_of_handle_split_all_insns, pass_split_all_insns): New.
10833 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
10834 pass_stack_regs): New.
10835 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
10836 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
10837 pass_stack_adjustments): New.
10838 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
10839 pass_regrename): New.
10840 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
10841 pass_delay_slots, gate_handle_machine_reorg,
10842 rest_of_handle_machine_reorg, pass_machine_reorg): New.
10843 * rtl.h (extern void purge_line_number_notes): New.
10844 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
10845 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
10847 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
10849 * value-prof.c (gate_handle_value_profile_transformations,
10850 rest_of_handle_value_profile_transformations,
10851 pass_value_profile_transformations): New.
10852 * var-tracking.c (gate_handle_var_tracking,
10853 pass_variable_tracking): New.
10854 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
10856 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
10857 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
10858 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
10859 rest_of_handle_old_regalloc, rest_of_handle_regrename,
10860 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
10861 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
10862 rest_of_handle_gcse2, rest_of_handle_regmove,
10863 rest_of_handle_tracer, rest_of_handle_if_conversion,
10864 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
10865 rest_of_handle_web, rest_of_handle_branch_prob,
10866 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
10867 rest_of_handle_jump_bypass, rest_of_handle_combine,
10868 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10869 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10870 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
10871 rest_of_handle_mode_switching, rest_of_handle_jump,
10872 rest_of_handle_eh, rest_of_handle_stack_adjustments,
10873 rest_of_handle_flow2, rest_of_handle_jump2,
10874 rest_of_handle_peephole2, rest_of_handle_postreload,
10875 rest_of_handle_shorten_branches, rest_of_clean_state,
10876 rest_of_compilation): Remove.
10878 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
10879 * passes.c (dump_flags, in_gimple_form, all_passes,
10880 all_ipa_passes, all_lowering_passes, register_one_dump_file,
10881 register_dump_files, next_pass_1, last_verified, execute_todo,
10882 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
10883 from tree-optimize.c.
10884 (init_optimization_passes): Moved from tree-optimize.c,
10885 adding the RTL optimizations.
10886 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
10887 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
10888 all_ipa_passes, all_lowering_passes, register_one_dump_file,
10889 register_dump_files, next_pass_1, last_verified, execute_todo,
10890 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
10891 init_tree_optimization_passes, ipa_passes): Delete.
10892 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
10894 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
10895 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
10897 (ipa_passes): Remove.
10898 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
10899 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
10900 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
10901 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
10902 (dump_info_p, dump_flag): Moved to tree-dump.h.
10904 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
10906 * passes.c (finish_optimization_passes): Use dump_begin
10907 and dump_end, TDI_end.
10908 (gate_rest_of_compilation): New.
10909 (pass_rest_of_compilation): Use it.
10910 (gate_postreload, pass_postreload): New.
10911 * toplev.c (general_init): Rename init_tree_optimization_passes.
10912 * toplev.h (init_tree_optimization_passes): Rename to
10913 init_optimizations_passes.
10914 * tree-dump.c (dump_flag): Make static.
10915 (dump_files): Remove RTL dumps.
10916 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
10917 pass_cleanup_cfg, pass_free_cfg_annotations,
10918 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
10919 pass_init_datastructures, pass_fixup_cfg): Make non-static.
10920 * tree-pretty-print.c: Include tree-pass.h.
10921 * cgraph.c: Include tree-dump.h.
10923 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
10925 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
10926 Only fall back to saying it points to readonly memory if
10927 we can't do better.
10929 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10931 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
10932 * config/m32r/m32r.c (m32r_compute_frame_size,
10933 m32r_expand_prologue): Take current_function_profile into
10934 account whenever we reference
10935 current_function_uses_pic_offset_table.
10936 (m32r_finalize_pic): Remove.
10937 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
10939 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
10941 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
10942 instead of $<. Don't remove ./as if it already exists.
10944 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10947 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
10948 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
10949 for complex modes when generating code for PA 1.0.
10950 (VALID_FP_MODE_P): New macro.
10951 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
10952 sets for all general and floating point modes. Align wide floating
10953 point modes to even register boundaries to comply with architectural
10955 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
10956 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
10957 (VALID_FP_MODE_P): New macro.
10958 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
10959 sets for all general and floating point modes. Align wide floating
10960 point modes to even register boundaries to comply with architectural
10963 2005-07-04 Diego Novillo <dnovillo@redhat.com>
10965 * tree-dump.c (dump_files): Initialize dump number for .cgraph
10968 2005-07-04 Diego Novillo <dnovillo@redhat.com>
10970 * tree-ssa-structalias.c: Don't include expr.h.
10972 2005-07-04 Diego Novillo <dnovillo@redhat.com>
10974 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
10977 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
10979 Fix PR tree-optimization/22279
10981 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
10984 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
10986 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
10988 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
10990 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
10991 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
10992 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
10993 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
10994 config/stormy16/stormy16.c, config/v850/v850.c,
10995 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
10996 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
10997 Avoid "." or "\n" at end of diagnostics and capital letters at
10998 start of diagnostics.
10999 * combine.c, cse.c: Don't translate dump file output.
11000 * toplev.c (print_version): Only translate output if going to
11003 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11005 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
11006 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
11009 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11011 * pa.c (fix_range): Fix typo in comment.
11013 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11015 * tree-vrp.c (extract_range_from_assert): Replace
11016 fold (build (...)) with fold_build2.
11018 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11020 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
11021 gcc_gfc_char_table, init_dynamic_gfc_info): New.
11022 (format_types_orig, handle_format_attribute): Add support for
11025 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
11027 * varasm.c (assemble_variable): Fix format specifier thinko.
11029 2005-07-03 Ira Rosen <irar@il.ibm.com>
11031 PR tree-optimization/22029 (and 22135)
11032 * tree-pretty-print.c (dump_generic_node): Check that the node is not
11033 a phi node before calling dump_vops.
11035 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11037 * tree-dump.h (dump_string_field): Declare.
11038 * tree-dump.c: Use it instead of dump_string.
11039 (dump_string_field): Make non-static.
11041 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11043 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
11044 up the minimal CFG stuff always when optimize > 0. Call
11045 split_all_insns_noflow in PIC case if needed.
11047 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11048 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11051 * c-decl.c (c_write_global_declarations): Dump contents of
11053 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
11054 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
11055 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
11056 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
11059 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11061 * c-common.h (GCC_DIAG_STYLE): Define.
11062 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
11063 version for format checking to 4.1.
11064 * c-format.c: Include toplev.h after c-common.h.
11065 (enum format_type): Add gcc_tdiag_format_type.
11066 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
11067 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
11068 (format_types_orig): Add gcc_tdiag.
11069 (init_dynamic_diag_info): Support gcc_tdiag formats.
11070 (handle_format_attribute): Likewise.
11071 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
11072 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
11073 version for format checking to 4.1.
11074 (warning0, warning, error, pedwarn, sorry): Use
11075 ATTRIBUTE_GCC_DIAG.
11076 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
11077 (finish_aliases_1): Do not use %qE.
11078 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
11079 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
11080 Correct format bugs.
11081 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
11082 parameter to unsigned HOST_WIDE_INT.
11083 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
11085 2005-07-02 David Edelsohn <edelsohn@gnu.org>
11087 PR middle-end/21742
11088 * expr.c (write_complex_part): Use adjust_address for MEM.
11089 (read_complex_part): Same.
11091 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
11093 Fix PR tree-optimization/22280
11095 * tree-sra.c (generate_element_init): Remove useless loop.
11097 2005-07-02 Richard Henderson <rth@redhat.com>
11099 * config/alpha/alpha.c (alpha_legitimize_address): Check for
11101 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
11103 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
11105 PR middle-end/14490
11106 * fold-const.c (fold_binary): Handle the return value of
11107 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
11108 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
11110 2005-07-02 Jeff Law <law@redhat.com>
11112 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
11113 a eliminate type conversion which feeds an equality comparison
11114 if the original type or either operand in the comparison is a
11117 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
11119 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
11120 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
11122 * config/avr/avr.c: Do not use '`' as left quote.
11123 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
11124 Remove "." from end of diagnostics. Make diagnostics start with
11127 2005-07-02 Zack Weinberg <zack@codesourcery.com>
11128 Joseph S. Myers <joseph@codesourcery.com>
11130 * toplev.c (default_tree_printer): Handle setting location with
11132 * c-objc.common.c (c_tree_printer): Likewise.
11133 * c-format.c (gcc_diag_flag_specs): Add '+'.
11134 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
11135 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
11137 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
11138 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
11139 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
11140 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
11141 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
11142 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
11143 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
11144 format arguments where %J is used without %D.
11146 2005-07-02 Jakub Jelinek <jakub@redhat.com>
11148 * gcc.c (LINK_SSP_SPEC): Define.
11149 (link_ssp_spec): New variable.
11150 (LINK_COMMAND_SPEC): Add %(link_ssp).
11151 (static_specs): Add link_ssp_spec.
11152 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
11153 * configure: Rebuilt.
11154 * config.in: Rebuilt.
11156 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11157 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11158 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11159 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11160 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
11161 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
11162 -0x7008(2) instead of reading __stack_chk_guard variable.
11163 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
11165 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
11166 (stack_protect_set, stack_protect_test): Use *_tls* patterns
11167 if TARGET_THREAD_SSP_OFFSET is defined.
11168 (stack_tls_protect_set_si, stack_tls_protect_set_di,
11169 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
11172 2005-06-27 Richard Henderson <rth@redhat.com>
11173 * libgcc-std.ver (GCC_4.1.0): New.
11174 * libgcc.h (__stack_chk_guard): Declare.
11175 (__stack_chk_fail, __stack_chk_fail_local): Declare.
11176 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
11177 * mklibgcc.in (lib2funcs): Add them.
11179 2005-07-01 Richard Henderson <rth@redhat.com>
11181 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
11182 void * before struct sigcontext *.
11183 (x86_fallback_frame_state): Likewise.
11185 2005-07-01 James E. Wilson <wilson@specifixinc.com>
11187 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
11189 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11192 * tree-ssa-reassoc.c (should_transpose): Fix which operand
11193 we check for SSA_NAME for.
11195 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
11197 Fix PR tree-optimization/22071
11199 * tree-ssa-structalias.c (offset_overlaps_with_access): New
11201 (get_constraint_for_component_ref): Use it.
11203 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11206 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
11207 print out the last new line.
11209 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
11211 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
11212 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
11213 * config/cris/cris.c (cris_conditional_register_usage): Adjust
11214 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
11215 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
11216 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
11217 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
11218 (enum reg_class): New member CC0_REGS.
11219 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
11220 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
11221 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
11222 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
11223 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11224 Adjust for register now described.
11226 2005-07-01 Jakub Jelinek <jakub@redhat.com>
11229 * config/i386/i386.md (stack_protect_test_si,
11230 stack_protect_test_di): Add earlyclobber for scratch 3.
11231 * config/rs6000/rs6000.md (stack_protect_testsi,
11232 stack_protect_testdi): Add earlyclobber for scratch 3,
11233 remove earlyclobber from scratch 4.
11235 Older entries for 2005 can be found in ChangeLog-2005.