1 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
3 * config/s390/s390.c (s390_expand_mask_and_shift,
4 struct alignment_context, init_alignment_context,
5 s390_expand_cs_hqi): New.
6 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
7 * config/s390/s390.md ("sync_compare_and_swaphi",
8 "sync_compare_and_swapqi"): New pattern.
10 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
12 Fix PR tree-optimization/25291
13 * tree-ssa-operands.c (add_call_clobber_ops): Remove
14 redundant and crashing check.
16 2005-12-08 Alan Modra <amodra@bigpond.net.au>
19 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
20 tests further when !strict && reload_in_progress.
21 (print_operand): Check that both operands of indexed address are regs.
22 (print_operand_address): Likewise.
23 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
24 (INT_REG_OK_FOR_BASE_P): Correct.
26 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
28 Preparation for PR rtl-optimization/20070 / part1
29 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
30 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
32 (outgoing_edges_match): Use condjump_equiv_p.
33 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
35 * struct-equiv.c: New file.
36 (death_notes_match_p) New function, broken out of insns_match_p.
37 * Makefile.in (OBJS-common): Add struct-equiv.o.
38 (struct-equiv.o): New target.
40 2005-12-07 Richard Sandiford <richard@codesourcery.com>
42 * coretypes.h: Revert previous change.
43 * config/darwin.h: Revert previous reversion.
44 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
46 2005-12-07 Richard Sandiford <richard@codesourcery.com>
48 * coretypes.h (section): Provide dummy definition for target files.
49 * config/darwin.h: Revert previous change.
51 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
53 * doc/sourcebuild.texi (all.build, install-normal): Remove.
54 * configure.ac: Remove all.build and install-normal from target_list
55 * configure: Regenerate.
56 * Makefile.in (install): Don't depend on install-normal.
58 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
60 * Makefile.in: Document the use of stamps.
62 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
64 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
65 * Makefile.in: Add code to compute some dependencies on s-gtype
66 automatically. Remove the declaration of those dependencies.
68 2005-12-07 Richard Sandiford <richard@codesourcery.com>
70 * gcc/reload.c (push_secondary_reload): Fix typo:
71 s/insn_constraint/scratch_constraint/.
73 2005-12-07 Richard Sandiford <richard@codesourcery.com>
75 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
77 2005-12-07 Richard Sandiford <richard@codesourcery.com>
79 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
80 (alpha_elf_select_rtx_section): Return the selected section rather
81 than emitting assembly code.
82 (alpha_write_linkage): Emit a ".link" directive directly and then
83 set in_section to NULL.
84 (vms_asm_out_constructor): Use switch_to_section.
85 (vms_asm_out_destructor): Likewise.
86 (unicosmk_output_common): Set in_section to NULL instead of calling
87 the dummy common_section function.
88 (unicosmk_text_section): Delete in favor of...
89 (unicosmk_output_text_section_asm_op): ...this new function.
90 (unicosmk_data_section): Delete in favor of...
91 (unicosmk_output_data_section_asm_op): ...this new function.
92 (unicosmk_init_sections): New function.
93 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
94 (unicosmk_output_ssib): Set in_section to NULL instead of calling
95 the dummy ssib_section function.
96 (unicosmk_section_buf): Delete.
97 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
98 (unicosmk_data_section): Delete.
99 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
100 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
101 (SECTION_FUNCTION_TEMPLATE): Delete.
102 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
103 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
104 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
105 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
106 (TARGET_ASM_INIT_SECTIONS): Define.
107 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
108 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
109 (link_section, literals_section): Delete.
110 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
111 set in_section to NULL.
113 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
114 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
115 (COMMON_SECTION): Delete.
116 (TARGET_ASM_INIT_SECTIONS): Define.
117 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
118 the dummy common_section function.
119 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
120 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
121 between readonly_data_section and text_section to check whether
122 read-only data is being put in the text section.
123 (arm_output_function_epilogue): Use switch_to_section.
124 (arm_elf_asm_constructor): Likewise.
125 (thumb_call_via_reg): Replace call to in_text_section with
126 a comparison between in_section and text_section.
127 (arm_file_end): Use switch_to_section.
128 (aof_text_section): Delete in favor of...
129 (aof_output_text_section_asm_op): ...this new function.
130 (aof_data_section): Delete in favor of...
131 (aof_output_data_section_asm_op): ...this new function.
132 (aof_asm_init_sections): New function.
133 (zero_init_section): Moved from config/arm/aof.h.
134 (aof_dump_imports, aof_file_start): Use switch_to_section.
135 * config/arm/arm.h (thumb_call_via_label): Update comment.
136 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
137 (common_section): Delete.
138 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
139 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
140 global switch_to_section function instead of the old port-local one.
141 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
142 (SWITCH_TO_SECTION_FUNCTION): Delete.
143 (drectve_section): Redefine as a macro.
144 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
145 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
148 * config/avr/avr.c (progmem_section): New variable.
149 (avr_output_progmem_section_asm_op): New function.
150 (avr_asm_init_sections): New function.
151 (avr_output_addr_vec_elt): Use switch_to_section.
152 * config/avr/avr.h (progmem_section): Declare.
153 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
154 (READONLY_DATA_SECTION): Delete.
155 (TARGET_ASM_INIT_SECTIONS): Define.
156 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
157 * config/avr/avr-protos.h (progmem_section): Delete.
159 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
161 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
162 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
164 * config/darwin-sections.def: New file.
165 * config/darwin.c: Define all sections in darwin-sections.def.
166 (output_objc_section_asm_op, darwin_init_sections): New functions.
167 (machopic_output_indirection): Use switch_to_section.
168 (machopic_select_section): Return the selected section rather than
169 emitting assembly code. Replace the static function table with
170 inline conditional expressions. Update the tests of last_text_section
171 and move them into the FUNCTION_DECL block.
172 (machopic_select_rtx_section): Return the selected section rather than
173 emitting assembly code.
174 (machopic_asm_out_constructor, machopic_asm_out_destructor)
175 (darwin_file_end): Use switch_to_section.
176 * config/darwin.h: Use darwin-sections.def to declare sections.
177 (INIT_SECTION_ASM_OP): Remove empty definition.
178 (HAS_INIT_SECTION): Define this instead.
179 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
180 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
181 (TARGET_ASM_EH_FRAME_SECTION): Delete.
182 (TARGET_ASM_INIT_SECTIONS): Define.
183 * config/darwin-protos.h (darwin_init_sections): Declare.
184 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
185 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
186 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
187 (constructor_section, destructor_section, mod_init_section): Delete.
188 (mod_term_section): Delete.
189 (darwin_exception_section, darwin_eh_frame_section): Delete.
190 (machopic_select_section): Return a section.
191 (machopic_select_rtx_section): Likewise.
192 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
193 (const_section, const_coal_section, const_data_section): Delete.
194 (const_data_coal_section, data_coal_section, cstring_section): Delete.
195 (literal4_section, literal8_section, constructor_section): Delete.
196 (mod_init_section, mod_term_section, destructor_section): Delete.
197 (objc_class_section, objc_meta_class_section, objc_category_section)
198 (objc_class_vars_section, objc_instance_vars_section): Delete.
199 (objc_cls_meth_section, objc_inst_meth_section): Delete.
200 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
201 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
202 (objc_symbols_section, objc_module_info_section): Delete.
203 (objc_image_info_section, objc_protocol_section): Delete.
204 (objc_string_object_section, objc_constant_string_object_section)
205 (objc_class_names_section, objc_meth_var_names_section): Delete.
206 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
207 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
208 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
209 (darwin_exception_section, darwin_eh_frame_section): Delete.
210 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
212 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
213 (frv_asm_out_destructor): Likewise.
214 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
215 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
216 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
218 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
219 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
220 (data_section): Delete.
222 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
223 (DRECTVE_SECTION_FUNCTION): Delete.
224 (drectve_section): Redefine as a macro that sets in_section after
225 emitting the directive.
226 (SWITCH_TO_SECTION_FUNCTION): Delete.
227 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
228 in_text_section with comparison between in_section and text_section.
229 * config/i386/i386.c (x86_64_elf_select_section): Return the section
230 rather than emitting assembly code. Use get_named_section.
231 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
233 (machopic_output_stub): Use switch_to_section.
234 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
235 (nwld_named_section_asm_out_destructor): Use get_section and
238 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
239 rather than emitting assembly code.
240 (ia64_rwreloc_select_section): Likewise.
241 (ia64_rwreloc_select_rtx_section): Likewise.
242 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
243 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
245 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
246 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
248 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
249 section rather than emitting assembly code.
250 (iq2000_select_section): Likewise.
251 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
252 (sbss_section): Delete.
254 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
255 and get_named_section.
256 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
258 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
259 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
260 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
261 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
263 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
264 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
265 global switch_to_section function instead of the old port-local one.
266 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
267 (SWITCH_SECTION_FUNCTION): Delete.
268 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
269 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
270 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
271 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
273 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
274 global switch_to_section function instead of the old port-local one.
275 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
277 * config/mips/mips.c (mips_file_start): Update comment.
278 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
279 (mips_output_aligned_decl_common): Use switch_to_section.
280 (mips_select_rtx_section): Return the section rather than emitting
281 assembly code. Use get_named_section.
282 (mips_function_rodata_section: Likewise get_section.
283 (build_mips16_function_stub): Use switch_to_section.
284 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
285 (SDATA_SECTION_ASM_OP): Delete.
286 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
287 (EXTRA_SECTION_FUNCTIONS): Delete.
289 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
290 (mmix_asm_output_aligned_local): Use switch_to_section.
292 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
293 (som_one_only_readonly_data_section): New variables.
294 (pa_output_function_epilogue): Set in_section to NULL instead of
295 calling forget_section.
296 (output_deferred_plabels): Use select_section.
297 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
298 of calling forget_section.
299 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
300 (pa_asm_output_aligned_local): Use select_section.
301 (som_text_section_asm_op): Delete in favor of...
302 (som_output_text_section_asm_op): ...this new function.
303 (pa_som_asm_init_sections): New function.
304 (pa_select_section): Return the section rather than emitting
306 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
307 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
308 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
309 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
310 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
311 (som_readonly_data_section, som_one_only_readonly_data_section)
312 (som_one_only_data_section, forget_section): Delete.
313 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
314 (TARGET_ASM_INIT_SECTIONS): Define.
315 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
317 * config/rs6000/rs6000.c (read_only_data_section): New variable.
318 (private_data_section, read_only_private_data_section): New variables.
319 (sdata2_section, toc_section): New variables.
320 (rs6000_file_start): Use switch_to_section.
321 (rs6000_assemble_integer): Use comparisons against in_section
322 instead of calling in_toc_section and in_text_section. Use
323 unlikely_text_section_p.
324 (rs6000_elf_output_toc_section_asm_op): New function, derived
325 from the old rs6000/sysv4.h toc_section function.
326 (rs6000_elf_asm_init_sections): New function.
327 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
328 the section rather than emitting assembly code.
329 (machopic_output_stub): Use switch_to_section.
330 (toc_section): Delete dummy function.
331 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
332 switch_to_section and get_section.
333 (rs6000_xcoff_output_readonly_section_asm_op): New function.
334 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
335 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
336 the old rs6000/xcoff.h toc_section function.
337 (rs6000_xcoff_asm_init_sections): New function.
338 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
339 the section rather than emitting assembly code.
340 (rs6000_xcoff_file_start): Use switch_to_section.
341 (rs6000_xcoff_file_end): Likewise.
342 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
343 (sdata2_section, sbss_section, private_data_section): Delete.
344 (read_only_data_section, read_only_private_data_section): Delete.
345 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
346 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
347 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
348 (FINI_SECTION_FUNCTION): Delete.
349 (TARGET_ASM_INIT_SECTIONS): Define.
350 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
351 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
352 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
353 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
354 (READONLY_DATA_SECTION): Delete.
355 (TARGET_ASM_INIT_SECTIONS): Define.
356 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
357 to NULL rather than no_section.
358 (TARGET_ASM_EXCEPTION_SECTION): Delete.
360 * config/sh/sh.c (sh_file_start): Use switch_to_section.
362 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
363 (sparc_output_deferred_case_vectors): Likewise. Remove argument
364 from call to current_function_section.
366 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
367 (bss100_section): New variable.
368 (xstormy16_asm_output_aligned_common): Use switch_to_section.
369 (xstormy16_asm_init_sections): New function.
370 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
371 switch_to_section and get_section.
372 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
373 from calls to current_function_section.
374 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
375 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
376 (TARGET_ASM_INIT_SECTIONS): Define.
377 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
379 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
380 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
381 (FINI_SECTION_FUNCTION): Delete.
383 * config/v850/v850.c: Include gt-v850.h.
384 (rosdata_section, rozdata_section, tdata_section, zdata_section)
385 (zbss_section): New variables.
386 (v850_output_aligned_bss): Use switch_to_section.
387 (v850_asm_init_sections): New function.
388 (v850_select_section): Return the section rather than emitting
390 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
391 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
392 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
393 (TARGET_ASM_INIT_SECTIONS): Define.
394 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
395 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
396 (zbss_section): Delete.
398 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
400 * config/vx-common.h (vxworks_exception_section): Delete.
401 (TARGET_ASM_EXCEPTION_SECTION): Delete.
403 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
404 section rather than emitting assembly code.
405 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
408 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
409 * coretypes.h (section): New union and typedef.
410 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
411 from call to current_function_section.
412 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
413 (dbxout_symbol_location): Use switch_to_section.
414 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
415 most of the code into...
416 (default_eh_frame_section): ...here. Return a section.
417 (collect2_eh_frame_section): Delete, moving most of the code into..
418 (switch_to_eh_frame_section): ...this new function.
419 (debug_info_section, debug_abbrev_section, debug_aranges_section)
420 (debug_macinfo_section, debug_line_section, debug_loc_section)
421 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
423 (output_call_frame_info): Call switch_to_eh_frame_section instead of
424 eh_frame_section. Use switch_to_section and get_section.
425 (dwarf2out_begin_prologue): Use switch_to_section.
426 (AT_string_form): Check the flags in debug_str_section instead of
427 DEBUG_STR_SECTION_FLAGS.
428 (output_comp_unit): Use switch_to_section, get_section, and
430 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
431 (dwarf2out_begin_block): Use switch_to_section. Remove argument
432 from call to current_function_section.
433 (dwarf2out_var_location): Use unlikely_text_section_p.
434 (dwarf2out_source_line): Use switch_to_section. Remove argument
435 from call to current_function_section.
436 (dwarf2out_start_source_file, dwarf2out_end_source_file)
437 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
438 debug_macinfo_section.
439 (dwarf2out_init): Initialize the new section variables. Use them
440 instead of calls to named_section_flags. Use switch_to_section.
441 (output_indirect_string): Use switch_to_section and debug_str_section.
442 (dwarf2out_finish): Use switch_to_section and the new section
444 * except.c (default_exception_section): Return the section instead
445 of emitting assembly code.
446 (output_function_exception_table): Use the global exception_section
447 variable instead of the target hook. Use switch_to_section. Remove
448 argument from call to current_function_section.
449 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
450 (shorten_branches): Use pointer comparisons to detect whether the
451 text section is the same as readonly_data_section.
452 (profile_function): Use switch_to_section. Remove argument from
453 call to current_function_section.
454 (final_scan_insn): Likewise. Update use of last_text_section.
455 * gengtype.c (open_base_files): Add an include of output.h.
456 * output.h (text_section, data_section, readonly_data_section)
457 (ctors_section, dtors_section, bss_section, init_section)
458 (fini_section, sdata_section): Turn into section pointers.
459 (in_text_section, in_unlikely_text_section, exports_section)
460 (drectve_section, named_section, mergeable_string_section)
461 (last_text_section_name): Delete.
462 (default_exception_section, default_eh_frame_section): Return sections.
463 (SECTION_DECLARED, SECTION_NAMED): New macros.
464 (SECTION_MACH_DEP): Bump value.
465 (section_common, named_section, unnamed_section): New structures.
466 (unnamed_section_callback): New typedef.
467 (section): New union.
468 (sbss_section, exception_section, eh_frame_section): New variables.
469 (in_section, last_text_section): Turn into section pointers.
470 (get_unnamed_section, get_section, get_named_section): New functions.
471 (mergeable_constant_section, function_section): Return a section.
472 (unlikely_text_section): Likewise.
473 (current_function_section): Likewise. Remove the decl argument.
474 (unlikely_text_section_p, switch_to_section): New functions.
475 (output_section_asm_op): New function.
476 (set_named_section_flags, named_section_flags, named_section_real)
477 (named_section_first_declaration): Delete.
478 (default_select_section, default_elf_select_section): Return a section.
479 (default_elf_select_section_1, default_function_rodata_section)
480 (default_no_function_rodata_section, default_select_rtx_section)
481 (default_elf_select_rtx_section): Likewise.
482 * rtl.h (in_data_section): Delete.
483 * sdbout.c (sdbout_one_type): Use switch_to_section.
484 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
485 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
486 (TARGET_ASM_EH_FRAME_SECTION): Poison.
487 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
488 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
489 (TARGET_ASM_OUT): Update after above changes.
490 * target.h (init_sections): New hook.
491 (exception_section, eh_frame_section): Delete.
492 (select_section, select_rtx_section, function_rodata_section): Return
493 a section rather than emitting assembly code.
494 * varasm.c (text_section, data_section, readonly_data_section)
495 (ctors_section, dtors_section, bss_section, init_section)
496 (fini_section): Turn into section pointers.
497 (sdata_section, sbss_section, exception_section): New variables.
498 (eh_frame_section): New variable.
499 (in_section): Make global and turn into a section pointer.
500 (last_text_section): Turn into a section pointer.
501 (unnamed_sections): New variable.
502 (in_named_name, last_text_section_name): Delete.
503 (EXTRA_SECTION_FUNCTIONS): Delete.
504 (in_named_entry): Delete.
505 (section_htab): New variable, replacing...
506 (in_named_htab): ...this deleted variable.
507 (section_entry_eq, section_entry_hash): New functions, based on...
508 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
509 (get_unnamed_section, get_section): New functions.
510 (unlikely_text_section): Return a section instead of emitting
512 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
513 (get_named_section_flags, named_section_first_declaration): Delete.
514 (unlikely_text_section_p): New function.
515 (named_section_real, named_section): Delete.
516 (get_named_section): New function.
517 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
518 (function_section): Return a section rather than emitting
520 (current_function_section): Likewise. Remove argument. Use
521 last_text_section if nonnull, otherwise use function_section.
522 (default_function_rodata_section): Return a section rather than
523 emitting assembly code. Use get_section.
524 (default_no_function_rodata_section): Return a section rather than
525 emitting assembly code.
526 (variable_section): Use switch_to_section and get_named_section.
527 (mergeable_string_section): Return a section rather than emitting
528 assembly code. Use get_section. Make static. Don't take special
529 countermeasures for empty strings.
530 (mergeable_constant_section): Return a section rather than emitting
531 assembly code. Use get_section.
532 (default_named_section_asm_out_destructor): Use switch_to_section
534 (default_dtor_section_asm_out_destructor): Use switch_to_section.
535 (default_named_section_asm_out_constructor): Use switch_to_section
537 (default_ctor_section_asm_out_constructor): Use switch_to_section.
538 (assemble_start_function): Likewise. Set last_text_section to
539 NULL rather than no_section. Change the type of save_section.
540 (assemble_zeros, assemble_variable): Use the section flags to detect
541 whether or not a section is text.
542 (assemble_static_space): Use switch_to_section.
543 (assemble_trampoline_template): Likewise.
544 (output_constant_def_contents): Use switch_to_section and
546 (output_constant_pool_1): Use switch_to_section. Use the section
547 flags to see whether sections contain mergeable data.
548 (init_varasm_once): Initialize section_htab instead of in_named_htab.
549 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
550 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
551 whether a section has already been declared.
552 (default_select_section, default_elf_select_section): Return a
553 section rather than emitting assembly code.
554 (default_elf_select_section_1): Likewise. Use bss_section for
555 SECCAT_BSS if nonnull. Use get_named_section.
556 (default_select_rtx_section): Return a section rather than
557 emitting assembly code.
558 (default_elf_select_rtx_section): Likewise. Use get_named_section.
559 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
560 (output_section_asm_op, switch_to_section): New functions.
561 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
564 * doc/tm.texi: Expand the introduction to the sections documentation.
565 (TRAMPOLINE_SECTION): Document new interface.
566 (SDATA_SECTION_ASM_OP): Document new macro.
567 (READONLY_DATA_SECTION): Delete.
568 (SDATA_SECTION_ASM_OP): Document new macro.
569 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
570 (TARGET_ASM_INIT_SECTIONS): Document new hook.
571 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
572 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
573 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
575 2005-12-07 Alan Modra <amodra@bigpond.net.au>
577 * gcc.c (init_gcc_specs): Match braces inside conditionally
580 2005-12-06 Geoffrey Keating <geoffk@apple.com>
582 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
584 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
587 * tree.c (integer_all_onesp): Always return true if all bits on.
589 * testsuite/g++.dg/init/array0.C: New.
591 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
593 * doc/md.texi: Adapt to implementation.
595 2005-12-06 Andreas Schwab <schwab@suse.de>
597 * opts.c (decode_options): Fix typo in message.
599 2005-12-06 Alan Modra <amodra@bigpond.net.au>
602 * longlong.h: Merge PPC tests from upstream.
604 2005-12-06 Richard Guenther <rguenther@suse.de>
606 * fold-const.c (fold_convert): Do not build and fold
607 CONVERT_EXPR, but always use NOP_EXPR.
609 2005-12-06 Jan Beulich <jbeulich@novell.com>
611 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
612 __builtin_ia32_paddq and __builtin_ia32_subq.
613 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
614 __builtin_ia32_pshufw.
615 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
617 2005-12-05 James E Wilson <wilson@specifix.com>
620 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
623 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
625 * print-tree.c (print_node): Ditto.
626 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
627 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
628 before accessing DECL_ARTIFICIAL.
629 Handle new tag tree codes.
630 * tree-flow-inline.h (clear_call_clobbered): Update for tag
632 (unmodifiable_var_p): Ditto.
633 * tree-flow.h (mem_tag_kind): Remove.
634 (struct var_ann_d): Remove mem_tag_kind member.
635 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
636 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
637 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
638 (group_aliases): Ditto.
639 (setup_pointers_and_addressables): Ditto.
640 (is_escape_site): Ditto.
641 (may_alias_p): Ditto.
642 (create_tag_raw): New function.
643 (create_memory_tag): Use it.
644 (dump_alias_info): Update for tags.
645 (may_be_aliased): Ditto.
646 (add_type_alias): Ditto.
647 (new_type_alias): Ditto.
649 (create_structure_vars): Ditto.
650 * tree-ssa-ccp.c (get_default_value): Ditto.
651 * tree-ssa-operands.c (get_expr_operands): Ditto.
652 (add_stmt_operand): Ditto.
653 (add_call_clobber_ops): Remove duplicated condition.
654 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
656 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
657 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
658 * tree.c (init_ttree): Update structures for new tree codes.
659 (tree_code_size): Update sizes for new tree codes.
660 (make_node_stat): Don't try to set common things on minimal
662 (tree_node_structure): Update for tags.
663 (is_global_var): Ditto.
664 * tree.def: Add new tree codes.
665 * tree.h (MTAG_P): New macro.
666 (TREE_MEMORY_TAG_CHECK): Ditto.
667 (SSA_VAR_P): Update for tags.
668 (struct tree_memory_tag): New structure.
669 (MTAG_GLOBAL): New macro.
670 (union tree_node): Add memory tag member.
671 * treestruct.def (TS_MEMORY_TAG): New.
673 2005-12-05 Dale Johannesen <dalej@apple.com>
675 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
676 what was approved (PR 24323).
678 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
680 * doc/c-tree.texi (Function Bodies): Remove description of
683 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
685 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
686 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
687 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
688 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
689 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
692 2005-12-05 Geoffrey Keating <geoffk@apple.com>
694 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
696 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
697 hook_bool_void_false.
698 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
699 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
701 * config/darwin.c (machopic_select_section): It's not defined
702 as weak if it's only marked as weak_import.
704 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
707 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
708 A hidden weak object does bind locally. Strong linkonce data
709 counts like any other strong symbol for binding.
710 (weak_finish_1): Don't specially handle weakrefs, they no longer
712 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
713 * c-common.c (handle_alias_attribute): Allow static aliases
715 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
716 * gthr-dce.h: Make weakrefs static.
717 * gthr-tpf.h: Likewise.
718 * gthr-solaris.h: Likewise.
719 * gthr-posix.h: Likewise.
720 * gthr-posix95.h: Likewise.
721 * config/darwin.c (darwin_encode_section_info): static weakref
722 variables are not necessarily defined in this translation unit.
723 * doc/extend.texi (Function Attributes): Mention that an alias
724 attribute creates a definition for the thing it's attached to.
725 Change the documentation for weakref to say that the thing
726 it's attached to must be static.
728 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
729 we don't go into an infinite loop.
731 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
733 * config/rs6000/predicates.md (logical_const_operand): Split
734 out of logical_operand.
735 (logical_operand): Use it.
736 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
737 logical_const_operand.
739 2005-12-05 Jan Beulich <jbeulich@novell.com>
741 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
742 and IX86_BUILTIN_CMPNESS.
743 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
744 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
745 * config/i386/i386.md (movti_internal): Correct type attribute.
746 Simplify mode attribute.
747 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
748 Correct type attribute.
749 (absxf2): Correct operator.
750 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
751 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
752 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
754 (sse2_vmsqrtv2df2): Correct mode attribute.
756 2005-12-05 Jan Beulich <jbeulich@novell.com>
758 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
759 16 bits. Provide insn pattern for this case.
761 2005-12-05 Jan Beulich <jbeulich@novell.com>
763 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
765 (__popcountDI2): Likewise.
767 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
770 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
771 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
772 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
775 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
777 * c-typeck.c (null_pointer_constant_p): New function.
778 (build_conditional_expr, build_c_cast, convert_for_assignment,
779 build_binary_op): Use it.
781 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
783 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
784 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
786 (check_function_arguments_recurse): Allow both NOP_EXPR and
787 CONVERT_EXPR but check conversions preserve precision.
788 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
789 but check conversions preserve precision.
790 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
793 2005-12-04 Roger Sayle <roger@eyesopen.com>
796 * common.opt (Wstring-literal-comparison): New command line option.
797 * c-opts.c (c_common_handle_option): Set it with -Wall.
798 * c-typeck.c (parser_build_binary_op): Issue warning if either
799 operand of a comparison operator is a string literal, except for
800 testing equality or inequality against NULL.
802 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
804 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
806 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
807 of building a NOP_EXPR.
808 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
810 * c-convert.c (convert): Use fold_convert instead of building
811 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
812 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
814 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
815 NOP_EXPR the same as CONVERT_EXPR.
816 * c-typeck.c (build_function_call): Use fold_convert instead of
817 building a NOP_EXPR directly.
818 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
820 2005-12-03 Alan Modra <amodra@bigpond.net.au>
822 PR rtl-optimization/25197
823 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
826 2005-12-02 Stuart Hastings <stuart@apple.com>
828 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
831 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
833 * c-typeck.c (default_function_array_conversion,
834 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
835 (build_conditional_expr): Apply integer_zerop to orig_op1 and
836 orig_op2. Don't check them for NOP_EXPR.
837 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
840 2005-12-03 Alan Modra <amodra@bigpond.net.au>
842 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
843 toc_save_offset, toc_size, lr_size.
844 (rs6000_stack_info): Use memset rather than bss struct copy to init.
845 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
846 Adjust for removal of unused rs6000_stack_t fields.
847 (debug_stack_info): Adjust.
848 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
849 first, and don't bother checking for set/inc of lr on sibcalls.
850 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
852 2005-12-02 Jakub Jelinek <jakub@redhat.com>
855 * config/i386/i386.md (movqi_1): Only force imovx for alternative
856 5 if operand 1 is not aligned. Undo previous constraint change.
857 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
859 2005-12-02 Richard Guenther <rguenther@suse.de>
861 * tree.h (build): Remove prototype.
862 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
863 * tree.c (build): Remove.
864 (build0_stat): Update comment.
866 2005-12-02 Richard Guenther <rguenther@suse.de>
868 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
869 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
871 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
872 maybe_fold_offset_to_component_ref): Likewise.
873 * tree-ssa-dom.c (thread_across_edge,
874 simplify_rhs_and_lookup_avail_expr,
875 find_equivalent_equality_comparison, record_equivalences_from_stmt):
877 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
878 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
879 lower_try_finally_switch): Likewise.
880 * tree-if-conv.c (add_to_dst_predicate_list,
881 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
882 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
883 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
884 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
885 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
886 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
887 gimplify_init_ctor_eval, gimplify_init_constructor,
888 gimplify_variable_sized_compare, gimplify_boolean_expr,
889 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
890 gimplify_expr, gimplify_body, gimplify_function_tree,
891 force_gimple_operand): Likewise.
892 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
893 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
894 mx_register_decls): Likewise.
895 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
896 get_frame_field, finalize_nesting_tree_1): Likewise.
897 * tree-inline.c (setup_one_parameter): Likewise.
898 * tree-vect-transform.c (vectorizable_condition): Likewise.
899 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
901 * tree-profile.c (tree_gen_edge_profiler): Likewise.
902 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
903 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
904 * tree-chrec.h (build_polynomial_chrec): Likewise.
906 2005-12-02 Richard Guenther <rguenther@suse.de>
908 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
909 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
910 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
911 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
912 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
913 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
914 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
916 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
917 sh_adjust_unroll_max): Likewise.
918 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
919 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
920 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
922 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
924 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
927 2005-12-02 Richard Guenther <rguenther@suse.de>
929 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
930 simplify_cond_using_ranges): Use buildN instead of build.
931 * tree-tailcall.c (adjust_accumulator_values,
932 adjust_return_value): Likewise.
933 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
934 generate_element_copy, generate_element_zero,
935 generate_one_element_init): Likewise.
936 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
937 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
938 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
939 perfect_nestify): Likewise.
941 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
943 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
945 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
947 * ggc.h (GGC_RESIZEVEC): New.
949 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
951 * gcc.c (execute): Improve readability.
953 2005-12-02 Richard Guenther <rguenther@suse.de>
955 * tree-cfg.c (mark_used_vars): New function.
956 (dump_function_to_file): Dump only used VAR_DECLs.
958 2005-12-02 Richard Guenther <rguenther@suse.de>
960 * convert.c (convert_to_integer): Fix compare for nonpositive
961 constant to use tree_int_cst_sgn <= 0.
963 2005-12-02 Richard Guenther <rguenther@suse.de>
965 * convert.c (convert_to_integer): Use fold_convert instead
966 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
967 instead of comparing against 0. Use build_int_cst instead
968 of converting integer_zero_node.
970 2005-12-02 Richard Guenther <rguenther@suse.de>
972 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
975 2005-12-02 Alan Modra <amodra@bigpond.net.au>
978 * combine.c (simplify_logical <IOR>): Simplify more patterns to
981 2005-12-02 Alan Modra <amodra@bigpond.net.au>
984 * function.c (expand_function_end): Emit blockage for unwinder
987 2005-12-01 Roger Sayle <roger@eyesopen.com>
989 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
990 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
991 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
992 integer constant comparisons.
994 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
995 Janis Johnson <janis187@us.ibm.com>
996 David Edelsohn <dje@watson.ibm.com>
997 Ben Elliston <bje@au.ibm.com>
999 * dfp.h, dfp.c: New files.
1000 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
1001 (DECNUM_H): Likewise.
1002 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
1003 (INCLUDES): Append $(DECNUMINC).
1004 (OBJS-common): Add dfp.o.
1006 * real.h (EXP_BITS): Pinch one bit to ..
1007 (struct real_value): Add decimal field.
1008 (real_format): Change table size, update documentation.
1009 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
1010 (real_from_string3): Declare.
1011 (decimal_single_format): Declare.
1012 (decimal_double_format): Declare.
1013 (decimal_quad_format): Declare.
1014 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
1015 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
1016 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
1017 * real.c: Include dfp.h.
1018 (normalize): Early return for decimal floats.
1019 (do_add): Zero decimal field.
1020 (do_compare): Call do_decimal_compare for decimal floats.
1021 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
1022 (real_arithmetic): Call decimal_real_arithmetic for decimal
1023 floating point operands.
1024 (real_identical): If a and b are of differing radix, return false.
1025 (real_to_integer): Call decimal_real_to_integer if the value is a
1027 (real_to_integer2): Likewise, call decimal_real_to_integer2.
1028 (real_to_decimal): Likewise, call decimal_real_to_decimal.
1029 (real_to_hexadecimal): Place "N/A" in the return string for
1031 (real_from_string3): New variant, given a mode.
1032 (real_maxval): Use decimal_real_maxval for decimal floats.
1033 (round_for_format): Use decimal_round_for_format for decimals.
1034 (real_convert): Use decimal_real_convert where appropriate.
1035 (significand_size): Handle base 10.
1036 (encode_decimal_single, decode_decimal_single,
1037 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
1038 decode_decimal_quad): New functions.
1039 (decimal_single_format): New.
1040 (decimal_double_format): New.
1041 (decimal_quad_format): New.
1042 * machmode.def: Add SD, DD and TD decimal floating point modes.
1043 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
1044 Include MODE_DECIMAL_FLOAT.
1045 (DECIMAL_FLOAT_MODE_P): New.
1046 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
1047 * genmodes.c (struct mode_data): Add counter field.
1048 (struct mode_data): Update comment for format.
1049 (blank_mode): Initialise counter field.
1050 (new_mode): Increment counter field for each mode defined.
1051 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
1053 (make_complex_modes): Handle modes containing `D'.
1054 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
1055 (make_decimal_float_mode): New.
1056 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
1057 (cmp_modes): Compare counter field if other characteristics
1059 (emit_real_format_for_mode): Support formats for decimal floats.
1060 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
1061 Document MODE_DECIMAL_FLOAT.
1063 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1065 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
1068 2005-12-01 Richard Henderson <rth@redhat.com>
1070 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
1072 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1074 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
1076 * config/pa/pa.c (pa_init_builtins): If we detect
1077 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
1080 2005-12-01 Richard Guenther <rguenther@suse.de>
1082 * fold-const.c (fold_binary): Use fold_build2, not
1085 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
1087 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
1089 * vec.h (VEC_block_remove): New.
1091 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
1094 * c-common.c (lvalue_error): Fix wording.
1096 2005-12-01 Richard Guenther <rguenther@suse.de>
1098 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
1099 thinko in last patch.
1101 2005-12-01 Geoffrey Keating <geoffk@apple.com>
1103 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
1104 than -flat_namespace.
1106 2005-12-01 Ben Elliston <bje@au.ibm.com>
1108 * mklibgcc.in: Parameterise the script to build soft float
1109 functions by iterating over each type, rather than cloning the
1112 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1115 * builtins.c (fold_builtin_fputs): Defer check for missing
1116 replacement functions.
1118 2005-11-30 Kean Johnston <jkj@sco.com>
1120 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
1121 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
1123 2005-11-30 Richard Guenther <rguenther@suse.de>
1125 PR tree-optimization/22501
1126 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1127 function split out from ...
1128 (forward_propagate_addr_expr): ... here. Use it to propagate
1129 ADDR_EXPRs to all uses.
1131 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1133 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
1134 * builtins.c (expand_builtin_mathfn): Use them.
1135 (expand_builtin_mathfn_2): Likewise.
1136 (expand_builtin_mathfn_3): Likewise.
1137 (expand_builtin_int_roundingfn): Likewise.
1138 (expand_builtin): Likewise.
1139 (integer_valued_real_p): Likewise.
1140 (fold_builtin_int_roundingfn): Likewise.
1141 (fold_builtin_bitop): Likewise.
1142 (fold_builtin_logarithm): Likewise.
1143 (fold_builtin_1): Likewise.
1144 * convert.c (convert_to_integer): Likewise.
1145 * fold-const.c (negate_mathfn_p): Likewise.
1146 (tree_expr_nonnegative_p): Likewise.
1148 2005-11-30 Dale Johannesen <dalej@apple.com>
1149 Andrew Pinski <pinskia@physics.uc.edu>
1151 * combine.c (find_split_point): Sign extend bitmask
1152 when changing bitfield assignment to IOR of AND.
1154 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1156 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
1157 clobber to scratch reg.
1158 (*decrement_and_branch_until_zero_no_clobber): Remove.
1159 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
1160 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
1161 * config/ms1/ms1.opt (mmul): Remove.
1162 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
1163 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
1165 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1166 Bernd Schmidt <bernd.schmidt@analog.com>
1168 * pa/predicates.md (symbolic_operand): Add comment.
1169 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
1170 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
1171 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
1172 (pa_secondary_reload_class): Delete.
1173 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
1174 and pa_secondary_reload_class. Reorder some checks. Update inline
1175 copy of symbolic operand.
1176 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
1178 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1180 * loop-doloop.c (add_test): Only add jump notes if we did emit a
1183 2005-11-30 Jeff Law <law@redhat.com>
1185 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
1186 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
1188 2005-11-30 Jakub Jelinek <jakub@redhat.com>
1190 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
1191 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
1192 (ia64_expand_move): Adjust caller.
1194 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
1195 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
1198 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
1200 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
1201 Always produce an output if we can remove NEGs or canonicalize
1202 (minus (minus ...)) expressions. Provide a fast path for the
1204 (simplify_gen_binary): Do not call simplify_plus_minus.
1205 (simplify_binary_operation_1): Reassociate at the end of the
1208 2005-11-29 Evan Cheng <evan.cheng@apple.com>
1210 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
1211 moves and unpack to speed up.
1213 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
1215 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
1216 argument, they are always sparc_compare_op0 and sparc_compare_op1.
1217 (gen_v9_scc): Update callers.
1218 * config/sparc/sparc.md: Likewise.
1219 * config/sparc/sparc-protos.h: Update extern declaration.
1221 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
1223 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1225 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
1228 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1230 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
1231 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
1232 (negate_expr): Here.
1234 2005-11-29 Ben Elliston <bje@au.ibm.com>
1236 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
1237 Fix typo in comment.
1239 2005-11-29 Ben Elliston <bje@au.ibm.com>
1241 * Makefile.in (clean-target): Depend on clean-target-libgcc.
1242 (clean-target-libgcc): Import rule from the top-level Makefile.in.
1244 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1248 * builtins.c (init_target_chars): New.
1249 (expand_builtin_printf, expand_builtin_fprintf,
1250 expand_builtin_sprintf, fold_builtin_sprintf,
1251 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
1252 fold_builtin_snprintf_chk, fold_builtin_printf,
1253 fold_builtin_fprintf): Check for matching format strings using
1256 2005-11-29 Paul Brook <paul@codesourcery.com>
1258 * config.gcc: Do not use fixproto on m68k-elf.
1260 2005-11-28 Roger Sayle <roger@eyesopen.com>
1262 * expmed.c (div_cost): Replace with...
1263 (sdiv_cost, udiv_cost): New.
1264 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
1265 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
1266 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
1267 (expand_divmod): Replace use of div_cost with either sdiv_cost
1268 or udiv_cost depending upon the signedness of the operation.
1270 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1273 * config/darwin.c (machopic_indirection_name,
1274 machopic_output_indirection): Follow transparent alias chain.
1276 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1278 * varasm.c (ultimate_transparent_alias_target): Add comment.
1280 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
1282 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
1283 SET_SRC instead of XEXP where appropriate.
1285 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1287 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
1290 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1292 * config/fp-bit.h (LSHIFT): Take shift count parameter.
1293 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
1296 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
1298 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
1299 secondary_input_reload_class, made static. Adapt to new
1301 (secondary_output_reload_class): Delete.
1302 (TARGET_SECONDARY_RELOAD): New macro.
1303 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
1304 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1306 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
1309 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
1310 when its natural alignment is > BITS_PER_UNIT.
1311 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
1312 * c-common.c (handle_packed_attribute): Ignore packing on a field
1313 whose type is naturally char aligned.
1315 2005-11-28 Richard Guenther <rguenther@suse.de>
1317 * c-common.c (strict_aliasing_warning): Handle all
1318 component-ref like accesses.
1320 2005-11-28 Roger Sayle <roger@eyesopen.com>
1321 Uros Bizjak <uros@kss-loka.si>
1324 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
1325 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
1326 when flag_unsafe_math_optimizations is set and
1327 we don't care about NaNs or Infinities.
1329 Move x/expN(y) and x/pow(y,z) transformation into common
1330 flag_unsafe_math_optimizations section.
1332 2005-11-27 Mark Mitchell <mark@codesourcery.com>
1334 * gcc.c (main): Change type of argv to "char **".
1336 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1338 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
1339 small data sections.
1340 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
1341 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
1342 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
1343 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
1344 output locals to sbss if !rs6000_elf_in_small_data_p.
1345 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
1347 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1350 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
1351 generated by reload.
1352 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
1353 indexed_or_indirect_address.
1354 (indexed_or_indirect_address): Don't test for base reg. Call
1355 address_operand last. Make it a special predicate.
1357 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
1359 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
1361 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
1364 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
1366 (negate_expr): Likewise.
1368 2005-11-27 Andreas Schwab <schwab@suse.de>
1370 * config/m68k/m68k.c: Reindent and fix whitespace, remove
1373 2005-11-27 Steven Bosscher <stevenb@suse.de>
1375 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
1376 has EH predecessor edges.
1378 2005-11-26 Eric Christopher <echristo@apple.com>
1380 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
1381 register stalls by zero extending to the full register.
1383 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
1385 * config/floatunsisf.c, config/floatunsidf.c,
1386 config/floatunsixf.c, config/floatunsitf.c: New files.
1387 * config/ia64/t-hpux: Add floatunsitf.c.
1388 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1389 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
1391 2005-11-26 Richard Henderson <rth@redhat.com>
1393 * c-lex.c (pragma_lex): Rename from c_lex.
1394 * c-pch.c: Update for pragma_lex rename.
1395 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
1396 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
1397 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
1398 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
1399 * doc/tm.texi: Likewise.
1401 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
1404 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
1405 when overflow is undefined.
1407 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
1409 * doc/md.texi (Insn Canonicalizations): Refer to the
1410 function commutative_operand_precedence for further rules.
1412 2005-11-25 Roger Sayle <roger@eyesopen.com>
1415 * expmed.c (choose_mult_variant): Return immediately when mult_cost
1416 is less than zero. Limit mult_cost to a reasonable upper bound for
1417 the synthetic multiplication sequence.
1419 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1422 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1423 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
1424 Lookup the explicit replacement functions for any unlocked
1425 stdio builtin transformations.
1427 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
1429 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
1431 * targhooks.c (default_secondary_reload): Don't require operand 2
1432 for an input reload to be earlyclobber.
1434 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1436 * fold-const.c (negate_mathfn_p): Fix comment and add support
1437 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
1440 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1443 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
1444 _Q_ulltoq for unsigned conversions from SImode and DImode to
1447 2005-11-25 Alan Modra <amodra@bigpond.net.au>
1449 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
1450 (__floatundidf, __floatundisf): Likewise.
1452 2005-11-25 David Edelsohn <edelsohn@gnu.org>
1454 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
1455 (rs6000_override_options): Remove initialization of
1456 rs6000_sr_alias_set.
1457 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
1458 (rs6000_emit_stack_tie): Same.
1459 (emit_frame_save): Same.
1460 (gen_frame_mem_offset): Same.
1461 (rs6000_emit_prologue): Same.
1462 (rs6000_emit_epilogue): Same.
1464 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1467 * fold-const.c (fold_build): Convert bool_var != 1 and
1468 bool_var == 0 to !bool_var.
1470 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1473 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
1474 for C being INTEGER_CST. Likewise for !=.
1476 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1479 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
1480 unsigned conversions from SImode to TFmode.
1482 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
1484 * expr.c (expand_expr_real_1): Fix error in last change.
1486 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1488 * caller-save.c: (this_insn_sets): Move into:
1489 (save_call_clobbered_regs).
1490 (mark_set_regs): Get this_insn_sets from data.
1492 (save_call_clobbered_regs): Take sets of the return value by
1493 sibcalls into account.
1495 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1498 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
1499 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
1500 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
1501 (memory_move_secondary_cost, init_reg_autoinc): Remove
1502 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
1503 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
1504 secondary_reload_class call.
1505 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
1507 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
1508 (push_secondary_reload): Use secondary_reload target hook.
1509 (secondary_reload_class, scratch_reload_class): New functions.
1510 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
1511 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
1512 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
1513 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
1514 (secondary_reload_class, scratch_reload_class): Declare.
1515 * reload1.c: Include target.h.
1516 (reload_adjust_reg_for_temp): New function.
1517 (reload_adjust_reg_for_icode): Likewise.
1518 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
1519 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
1521 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
1522 for inheritance. Support case when both secondary & tertiary reloads
1523 are for intermediate registers.
1524 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
1525 with secondary_reload_class call. Support case when both secondary
1526 & tertiary reloads are for intermediate registers.
1527 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
1528 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
1529 * target.h (secondary_reload_info): New struct / typedef.
1530 (struct gcc_target): New member secondary_reload.
1531 * targhooks.c Include reload.h, optabs.h and recog.h.
1532 (default_secondary_reload): New function.
1533 * targhooks.h (default_secondary_reload): Declare.
1534 * doc/tm.texi: Document secondary_reload target hook. Update
1535 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
1536 * doc/md.texi: Likewise.
1538 * sh-protos.h (sh_secondary_reload): Declare.
1539 * sh.c (TARGET_SECONDARY_RELOAD): Override.
1540 (sh_secondary_reload): New function.
1541 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
1542 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1543 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1544 (HAVE_SECONDARY_RELOADS): Define.
1545 * sh.md (reload_indf): Rename to:
1547 (reload_outdf): Rename to:
1548 (reload_outdf__RnFRm).
1549 (reload_insf): Rename to:
1551 (reload_insi): Rename to:
1552 (reload_insi__i_fpul).
1554 2005-11-24 Uros Bizjak <uros@kss-loka.si>
1556 * configure.ac: Require at least texinfo 4.4.
1557 * configure: Regenerate.
1559 * doc/install.texi (Tools/packages necessary for building GCC):
1560 Update required version of texinfo to at least 4.4.
1561 (Installing GCC: Building): Update required version of texinfo
1563 (Installing GCC: Final installation): Update required version
1564 of texi2dvi to at least 4.4.
1565 (Host/target specific installation notes for GCC): Update required
1566 version of texinfo to at least 4.4.
1568 2005-11-24 Richard Guenther <rguenther@suse.de>
1569 Dirk Mueller <dmueller@suse.de>
1572 * c-common.h (strict_aliasing_warning): Declare.
1573 * c-common.c (strict_aliasing_warning): New function,
1575 * c-typeck.c (build_c_cast): ... here.
1577 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1579 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1581 (swap_commutative_operands_with_target): New.
1583 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1585 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
1586 also when doing PRE, rather than only for global CPROP.
1588 2005-11-24 Ben Elliston <bje@au.ibm.com>
1590 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
1591 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
1593 (expand_twoval_unop): Likewise.
1594 (widen_clz): Likewise.
1595 (expand_parity): Likewise.
1596 (expand_unop): Likewise.
1597 (emit_cmp_and_jmp_insn_1): Likewise.
1598 (prepare_float_lib_cmp): Likewise.
1600 2005-11-24 Ben Elliston <bje@au.ibm.com>
1602 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
1603 Remove unused `class' variable.
1605 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
1608 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
1609 C/C++ diagnostic function warn_array_subscript_with_type_char.
1610 * c-common.h (warn_array_subscript_with_type_char): Declare.
1611 * c-common.c (warn_array_subscript_with_type_char): Define.
1613 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
1616 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
1617 compiling at the intersection of C and C++.
1619 2005-11-23 Mark Mitchell <mark@codesourcery.com>
1621 * doc/invoke.texi: For man pages, include gcc-vers.texi.
1622 List @file in the option summary. Include the libiberty
1623 documentation for @file.
1624 * gcc.c (main): Call expandargv.
1625 * Makefile.in (gcc-vers.texi): Define srcdir.
1627 2005-11-23 Diego Novillo <dnovillo@redhat.com>
1629 * passes.c (init_optimization_passes): Document
1630 sequencing of passes.
1632 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
1634 * config/m68k/predicates.md (pcrel_address, extend_operator,
1635 post_inc_operand, pre_dec_operand): Remove redundant
1637 (const_uint32_operand, const_sint32_operand): Use gcc_assert
1639 (valid_dbcc_comparison_p): Rewrite in the lisp style.
1641 2005-11-23 Ben Elliston <bje@au.ibm.com>
1643 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
1645 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
1647 Preparatory work for PR target/21623:
1648 * alpha.c (secondary_reload_class): Rename to:
1649 (alpha_secondary_reload_class).
1650 * alpha.h, alpha-protos.h: Likewise.
1651 * mn10300.c (secondary_reload_class): Rename to:
1652 (mn10300_secondary_reload_class).
1653 * mn10300.h, mn10300-protos.h: Likewise.
1654 * pa.c (secondary_reload_class): Rename to:
1655 (pa_secondary_reload_class).
1656 * pa.h, pa-protos.h: Likewise.
1657 * rs6000.c (secondary_reload_class): Rename to:
1658 rs6000_secondary_reload_class.
1659 * rs6000.h, rs6000-protos.h: Likewise.
1661 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
1664 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
1666 2005-11-22 Ian Lance Taylor <ian@airs.com>
1668 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
1670 (prepare_cmp_insn): Likewise.
1672 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
1675 * m68k.md (zero_extendsidi2): Force operands[1] to a register
1676 if both operands[0] and operands[1] are memory.
1678 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1681 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
1682 COMPARISON_CLASS_P and an integral types create create a new
1683 expression with the new type and fold that.
1685 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1688 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
1689 to SUBTARGET_OS_CPP_BUILTINS.
1691 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
1693 * arm.c (emit_set_insn): New function.
1694 (arm_split_constant): Call it.
1695 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
1696 (arm_legitimize_address): Likewise. Use plus_constant.
1697 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
1698 (thumb_expand_prologue): Likewise.
1699 (arm_gen_load_multiple): Use VOIDmode in SET.
1700 (arm_gen_store_multiple): Likewise.
1701 (vfp_emit_fstmx): Likewise. Use plus_constant.
1702 (emit_multi_reg_push): Likewise.
1703 (emit_sfm): Use plus_constant.
1705 2005-11-23 Alan Modra <amodra@bigpond.net.au>
1708 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
1711 2005-11-22 Alan Modra <amodra@bigpond.net.au>
1714 * expmed.c (store_bit_field): Don't attempt to insv a field
1715 larger than the reg.
1717 2005-11-22 Alan Modra <amodra@bigpond.net.au>
1720 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
1721 explicit sign extension, not a (char) cast.
1723 2005-11-22 Ben Elliston <bje@au.ibm.com>
1725 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
1726 GET_MODE_CLASS (x) == MODE_FLOAT.
1727 * config/i386/i386.c: Likewise.
1728 * config/rs6000/xcoff.h: Likewise.
1729 * config/rs6000/linux64.h: Likewise.
1730 * config/rs6000/rs6000.c: Likewise.
1731 * config/rs6000/rs6000.h: Likewise.
1732 * config/rs6000/predicates.md: Likewise.
1733 * config/rs6000/sysv4.h: Likewise.
1735 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1737 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
1740 * config/alpha/freebsd.h, config/alpha/linux.h,
1741 config/arm/linux-elf.h, config/bfin/bfin.h,
1742 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
1743 config/i386/beos-elf.h, config/i386/gnu.h,
1744 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
1745 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
1746 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
1747 config/rs6000/linux64.h, config/rs6000/sysv4.h,
1748 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
1749 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
1750 config/sparc/linux.h, config/sparc/linux64.h,
1751 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
1753 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
1754 are both defined when either flag -fpic or -fPIC are used.
1756 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
1758 * config/fp-bit.c (clzusi): New function.
1759 (si_to_float, usi_to_float): Use it to compute proper shift.
1760 (usi_to_float): Preserve guard bits when shifting right.
1761 * libgcc-std.ver (GCC_4.2.0): New version.
1762 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
1763 __floatundisf): New functions.
1764 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
1765 __floatundisf): Declare.
1766 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
1767 _floatundixf, and _floatunditf.
1768 * optabs.c (expand_float): If target does not define a pattern for
1769 signed or unsigned conversion, use an unsigned libcall instead of
1771 (init_optabs): Initialize ufloat_optab.
1773 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
1775 * config/rs6000/rs6000.opt (mmulhw): New option.
1776 * doc/invoke.texi (-mmulhw): Document.
1777 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
1779 * config/rs6000/rs6000.md: Add half-word multiply and
1780 multiply-accumulate instructions for 405 and 440.
1782 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
1784 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
1785 which matches behavior of gcc 4.0 and older for RTEMS targets. The
1786 default now includes a linker group which makes the RTEMS one nest.
1788 2005-11-22 Ben Elliston <bje@au.ibm.com>
1790 * cse.c (fold_rtx): Typo fix.
1791 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
1793 2005-11-21 Richard Henderson <rth@redhat.com>
1795 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
1796 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
1798 * c-tree.h (lookup_name): Move declaration ...
1799 * c-common.h (lookup_name): ... here.
1800 * config/darwin-c.c: Include c-common.h.
1801 * config/t-darwin: Update dependencies.
1803 2005-11-22 Ben Elliston <bje@au.ibm.com>
1805 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
1806 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
1807 * genopinit.c (gen_insn): Likewise.
1808 * reload.c (find_equiv_reg): Likewise.
1809 * loop.c (load_mems): Likewise.
1810 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
1811 * cse.c (find_comparison_args, fold_rtx): Likewise.
1812 * dwarf2out.c (add_const_value_attribute): Likewise.
1813 * expr.c (convert_move): Likewise.
1814 * recog.c (general_operand, register_operand): Likewise.
1815 * reg-stack.c (replace_reg): Likewise.
1816 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
1817 * c-common.c (handle_vector_size_attribute): Likewise.
1818 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
1819 (simplify_binary_operation_1): Likewise.
1820 (simplify_const_binary_operation): Likewise.
1821 (simplify_relational_operation): Likewise.
1822 (simplify_const_relational_operation): Likewise.
1823 (simplify_immed_subreg): Likewise.
1824 * emit-rtl.c (gen_lowpart_common): Likewise.
1825 * expmed.c (expand_mult): Likewise.
1826 * stor-layout.c (layout_type): Likewise.
1828 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
1831 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
1832 cst2 only for SPE vectors.
1834 2005-11-21 David Edelsohn <edelsohn@gnu.org>
1837 * config/rs6000/predicates.md (vrsave_operation): Check
1838 UNSPEC_VOLATILE value.
1840 2005-11-21 Jan Hubicka <jh@suse.cz>
1842 PR tree-optimization/24653
1843 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
1845 2005-11-21 Uros Bizjak <uros@kss-loka.si>
1847 * config/i386/predicates.md (ax_reg_operand): New predicate.
1848 (memory_displacement_only_operand): New predicate.
1849 * config/i386/i386.md ("modrm" attribute): Return 0 if one
1850 operand is AX register and the other operand is memory operand
1851 with displacement only.
1853 2005-11-21 Uros Bizjak <uros@kss-loka.si>
1855 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
1856 if we don't care about NaNs or Infinities.
1858 2005-11-20 Ian Lance Taylor <ian@airs.com>
1860 PR rtl-optimization/24883
1861 * combine.c (combinable_i3pat): When checking whether the
1862 destination of i3 is used in i3, consider paradoxical subregs.
1864 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
1867 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
1869 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
1871 * combine.c (try_combine): Do not run subst on i1src and i2src in
1872 the case of generating a PARALLEL for a comparison.
1874 2005-11-20 Richard Henderson <rth@redhat.com>
1877 * tree-sra.c (struct sra_elt): Add all_no_warning.
1878 (struct sra_walk_fns) <use>: Add use_all argument.
1879 (sra_walk_expr): Pass it.
1880 (sra_walk_modify_expr): Likewise.
1881 (scalarize_ldst): Likewise.
1882 (scan_use): Update for new argument.
1883 (mark_no_warning): New.
1884 (scalarize_use): Use it.
1886 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
1888 * expr.c (expand_expr_real): Use usmul_optab for widening
1889 signed * unsigned multiplies.
1890 * genopinit.c (optabs): Add usmul_widen_optab.
1891 * optabs.c (init_optabs): Likewise.
1892 * optabs.h (enum optab_index): Add OTI_usmul_widen.
1893 (usmul_widen_optab): Define.
1894 * config/bfin/bfin.md (usmulhisi3): New pattern.
1896 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
1898 2005-11-20 Graham Stott <btinternet.com>
1900 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
1902 2005-11-20 Andreas Schwab <schwab@suse.de>
1905 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
1908 2005-11-19 Richard Henderson <rth@redhat.com>
1911 * tree-gimple.c (is_gimple_id): Export.
1912 * tree-gimple.h (is_gimple_id): Declare.
1913 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
1914 (get_default_value): Use it.
1915 (maybe_fold_stmt_indirect): Likewise.
1917 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
1919 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
1920 than VR1 or vice-versa.
1922 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
1926 * reload.c (find_reloads_address_1): Mention dependency on
1928 * reload1.c (gen_reload): For IN with an unary operation, try
1929 moving inner expression to OUT if trivial SET is not valid.
1930 Confirm that the result is valid. Move common code block into...
1931 (emit_insn_if_valid_for_reload): New function.
1933 2005-11-19 Richard Guenther <rguenther@suse.de>
1935 * fold-const.c (fold_indirect_ref_1): Make sure we fold
1936 ARRAY_REFs of constant strings.
1938 2005-11-19 Jakub Jelinek <jakub@redhat.com>
1940 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
1941 fatal format string.
1943 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
1945 * combine.c (make_compound_operation): Swap operands of
1946 commutative operation if necessary before returning.
1948 2005-11-19 Richard Guenther <rguenther@suse.de>
1951 * fold-const.c (fold_plusminus_mult_expr): New function.
1952 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
1953 cases, remove now unnecessary code.
1955 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
1957 * gensupport.c (old_preds): Rename to std_preds, add special field.
1958 (struct old_pred_table): Rename to struct std_pred_table, add special
1960 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
1961 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
1962 (init_predicate_table): Adjust, and set along the way whether a
1963 predicate is special.
1965 2005-11-18 Mark Mitchell <mark@codesourcery.com>
1967 * BASE-VER: Change to 4.2.0.
1969 2005-11-18 James E Wilson <wilson@specifix.com>
1971 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
1974 2005-11-18 Mike Stump <mrs@apple.com>
1976 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
1977 * config/darwin-c.c (darwin_pragma_unused): Likewise.
1978 * c-decl.c (lookup_name_two) Remove.
1979 * c-tree.h (lookup_name_two): Remove.
1980 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
1981 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
1982 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
1983 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
1985 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
1988 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
1989 when not generating code to use that co-processor.
1991 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
1993 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
1994 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
1995 these functions are now in tree-phinodes.c.
1997 2005-11-18 Jie Zhang <jie.zhang@analog.com>
1999 * config/bfin/bfin.md (trap): New pattern.
2001 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2003 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
2006 * expr.c (expand_expr_real): Don't call record_block_change unless
2007 ib_boundaries_block is non-null
2009 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
2011 * fold-const.c (build_range_check): Use proper type for subtraction
2012 when merging lower bound.
2014 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2016 PR rtl-optimization/24497
2017 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
2020 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2022 * tree-scalar-evolution.c (expression_expensive_p): New function.
2023 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
2025 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
2027 * config/bfin/crtlibid.s: New file.
2029 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2032 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
2033 when not using sjlj exceptions.
2034 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
2035 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2036 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
2037 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
2038 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
2039 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
2040 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
2041 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
2042 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
2043 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
2044 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
2045 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
2046 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
2048 * config/pa/hpux-unwind.h: New file.
2050 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
2052 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
2053 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
2054 * varasm.c (do_assemble_alias): Adjust call.
2055 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
2057 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
2059 2005-11-17 James E Wilson <wilson@specifix.com>
2061 * tree.def (FUNCTION_DECL): Correct typo in comment.
2063 2005-11-17 Richard Henderson <rth@redhat.com>
2065 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
2066 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
2067 and DW_CFA_def_cfa_sf.
2068 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
2069 (dbx_reg_number): Don't assert particular registers here.
2070 (based_loc_descr): ... do it here instead. Fold in ...
2071 (eliminate_reg_to_offset): ... this function.
2072 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
2073 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
2074 * unwind-dw2.c (execute_cfa_program): Apply data align factor
2075 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
2076 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
2077 (instantiate_virtual_regs): Likewise.
2078 * var-tracking.c (adjust_stack_reference): Likewise.
2079 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2081 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
2083 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
2084 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
2085 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
2087 ($(T)crtlibid.o): New rule.
2089 2005-11-16 Richard Guenther <rguenther@suse.de>
2092 * fold-const.c (extract_array_ref): Return byte offset
2094 (fold_binary): Fold &x[a] CMP &x[b] to
2095 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
2098 2005-11-16 Richard Henderson <rth@redhat.com>
2101 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
2102 parts of an SSA_NAME.
2104 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
2107 * arm.md (split for movsf with immediate): Restrict split to insns
2108 that set a general register.
2110 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2112 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
2114 * unwind-dw2.c (uw_advance_context): Likewise.
2115 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
2116 _Unwind_SjLj_Unregister.
2117 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
2119 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2121 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
2123 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2125 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
2126 langhook to get a DImode integer type.
2128 2005-11-16 Richard Henderson <rth@redhat.com>
2129 J"orn Rennecke <joern.rennecke@st.com>
2130 Ulrich Weigand <uweigand@de.ibm.com>
2134 * reload1.c (reg_equiv_invariant): New.
2135 (reload): Allocate, initialize, and free it.
2136 (calculate_needs_all_insns): Check it when skipping equivalence
2138 (alter_reg): Likewise.
2139 (eliminate_regs_1): Rename from eliminate_regs. Add new
2140 may_use_invariant argument; only use reg_equiv_invariant when true.
2141 (eliminate_regs): New.
2142 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
2143 a context for which may_use_invariant may be true.
2145 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2147 * fold-const.c (const_binop): Don't constant fold the operation
2148 if the result has overflowed and flag_trapping_math.
2149 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2151 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2153 * config/arm/unwind-arm.c (abort): Add prototype here.
2154 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
2155 (struct phase1_vrs): Add prev_sp.
2156 (unwind_phase2_forced): Save the original core registers instead of
2157 modifying entry_vrs. Take a new flag argument for resuming unwinding
2158 and set action flags accordingly. Always set _US_END_OF_STACK when
2159 get_eit_entry fails. Unwind before calling the stop function.
2160 (_Unwind_GetCFA): New function.
2161 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
2162 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
2163 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
2164 just call unwind_phase2_forced.
2165 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
2166 * config/arm/unwind-arm.h (abort): Remove prototype.
2167 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
2169 (_Unwind_GetCFA): New prototype.
2170 * config/arm/pr-support.c (abort): Add prototype here.
2171 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
2173 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
2174 not schedule the prologue with non-call exceptions and EABI.
2176 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
2178 * config/arm/unwind-arm.h: Reorder interface function declarations.
2179 (_URC_END_OF_STACK): New enumeration value.
2180 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
2181 (struct _Unwind_Control_Block): Document reserved field use.
2182 (_Unwind_Stop_Fn): New typedef.
2183 (_Unwind_ForcedUnwind): Declare.
2184 (_Unwind_Resume_or_Rethrow): Declare.
2185 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
2187 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
2188 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
2189 (UCB_FORCED_STOP_ARG): New.
2190 (search_EIT_table): Update boundary condition checks.
2191 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
2192 (unwind_phase2): Replace for with do..while.
2193 (unwind_phase2_forced): New.
2194 (__gnu_Unwind_RaiseException): Replace for with do..while.
2195 (__gnu_Unwind_ForcedUnwind): New.
2196 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
2197 Use appropriate phase2 unwinder.
2198 (__gnu_Unwind_Resume_or_Rethrow): New.
2199 (__gnu_unwind_pr_common): Cope with forced unwinding.
2201 2005-11-16 David Edelsohn <edelsohn@gnu.org>
2204 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
2206 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
2207 roundsf2): Remove "s" from mnemonic.
2209 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
2211 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
2213 * config/bfin/crtn.s: Change epilogues to match.
2214 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
2215 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
2216 __PIC__ and __pic__.
2218 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2221 * doc/invoke.texi: Distinguish between free and fixed form instead of
2222 Fortran and Fortran 90/95. Remove ratfor from the list of supported
2224 * gcc.c (default_compilers): Remove double entries, add entries for
2225 suffixes '.F90' and '.F95'.
2227 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2229 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
2230 in the stack probing loop.
2232 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2234 * configure.ac: Use .machine power5 not power5x.
2235 * configure: Regenerate.
2237 2005-11-15 Mike Stump <mrs@apple.com>
2239 * c-decl.c (lookup_name_two): Add.
2240 * c-tree.h (lookup_name_two): Likewise.
2241 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
2242 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2244 2005-11-16 Alan Modra <amodra@bigpond.net.au>
2246 PR rtl-optimization/23392
2247 * regrename.c (enum scan_actions) Add mark_access.
2248 (scan_actions_name): Ditto.
2249 (scan_rtx_reg): Handle mark_access.
2250 (scan_rtx_address): Do nothing for mark_access.
2251 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
2252 and regs in REG_INC notes before closing chains for dead regs.
2253 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
2254 opening chains for new writes.
2256 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2258 * c.opt (ffixed-line-length-none): New.
2260 2005-11-15 Steve Ellcey <sje@cup.hp.com>
2262 * mklibgcc.in: Change contents of eh_dummy.c.
2264 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2266 * loop.c (scan_loop): Do not insert temporaries for hard registers.
2268 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2270 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
2272 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
2274 2005-11-15 Jan Hubicka <jh@suse.cz>
2276 * invoke.texi (large-unit-insns): Document.
2277 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
2278 * params.def (large-unit-insns): New param.
2280 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
2283 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
2284 special register for operand 3. Reindent constraints to align
2287 2005-11-14 David Edelsohn <edelsohn@gnu.org>
2289 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
2290 -mpopcntb, -mfprnd. Add -mcpu=power5+.
2291 * configure.ac: Add test for FP rounding instructions.
2292 * configure: Regenerate.
2293 * config.in: Regenerate.
2294 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2295 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
2297 * config/rs6000/rs6000.opt (mfprnd): New.
2298 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
2299 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
2300 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
2301 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
2302 (TARGET_FPRND): New.
2303 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
2305 (btrunc<mode>2): New.
2307 (floor<mode>2): New.
2308 (round<mode>2): New.
2310 2005-11-14 Geoffrey Keating <geoffk@apple.com>
2312 * gcc.c (version_compare_spec_function): Use fatal() rather than
2315 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
2316 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
2317 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
2319 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
2322 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
2323 on -mmacosx-version-min setting.
2325 2005-11-14 Diego Novillo <dnovillo@redhat.com>
2328 * tree-vrp.c (infer_value_range): Return false if STMT is a
2329 block terminator and its basic block has no successors.
2331 2005-11-14 Mike Stump <mrs@apple.com>
2333 * config/i386/i386.c (override_options): -masm=intel isn't
2334 supported on darwin.
2335 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2337 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
2339 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
2340 vfork after including auto-host.h.
2342 2005-11-15 Alan Modra <amodra@bigpond.net.au>
2344 PR rtl-optimization/22002
2345 * combine.c (distribute_notes): Detect cases where a reg dies
2346 two or more times in a bb, including on the insn we are combining,
2347 and place the death note on the correct range.
2349 2005-11-14 Dale Johannesen <dalej@apple.com>
2351 * expmed.c (store_bit_field): Add offset unconditionally for
2353 (extract_bit_field): Don't force extzv or extv operand into
2354 a register if field is too big.
2356 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2358 * config/arm/arm.c (pic_labelno): New.
2359 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
2360 LABEL_REF. Pass only the labelno to PIC insns.
2361 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2362 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
2363 * arm.md (UNSPEC_PIC_LABEL): New constant.
2364 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2365 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
2366 Use the correct label prefix.
2368 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2370 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
2373 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
2375 * loop-invariant.c: Include tm_p.h.
2376 * Makefile.in: Updated.
2378 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2380 * pa.c (store_reg): Revise generation of frame notes in large frames.
2381 (set_reg_plus_d): Likewise.
2383 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
2385 PR tree-optimization/24709
2386 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
2389 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2391 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
2392 and duplicate declaration of pthread_self.
2394 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
2395 Ian Lance Taylor <ian@airs.com>
2398 * calls.c (expand_call): If TARGET is a MEM and some part of the
2399 argument area has been saved, force TARGET to a register.
2401 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
2403 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
2406 2005-11-13 Jason Merrill <jason@redhat.com>
2409 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
2410 lazily declared methods.
2411 (force_decl_die): Stop if forcing out the context already make a
2413 (force_type_die): Likewise.
2415 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
2418 * builtins.c (integer_valued_real_p): Add break in
2419 REAL_CST having TREE_OVERFLOW set.
2421 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
2423 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
2424 addressing modes during calculation of costs.
2426 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
2428 * function.c (assign_stack_local_1): Restrict sanity check
2429 on frame size overflow to 32-bit and above platforms.
2431 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2433 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2434 * config/cris/cris.c: Include reload.h.
2435 (cris_initial_elimination_offset): New function.
2436 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
2439 2005-11-12 Richard Guenther <rguenther@suse.de>
2441 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
2443 2005-11-12 Jan Hubicka <jh@suse.cz>
2445 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
2446 to compare against 0 when possible.
2448 2005-11-12 Jie Zhang <jie.zhang@analog.com>
2450 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
2451 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
2452 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
2453 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
2456 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2458 * recog.c (constrain_operands) <case 'g'>: For a match, require
2459 that a non-register matches general_operand when strict >= 0.
2461 2005-11-11 Steven Bosscher <stevenb@suse.de>
2463 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
2466 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2468 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
2469 (memory_address_same): New.
2470 (dse_optimize_stmt): Call memory_address_same.
2472 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2475 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
2476 ZERO_EXTEND>: New cases.
2478 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2480 * longlong.h (__clz_tab): Always provide.
2482 2005-11-11 Steven Bosscher <stevenb@suse.de>
2485 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
2487 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
2488 before check_maybe_invariant.
2489 (move_invariant_reg): Use gen_move_insn instead of replacing
2490 SET_DEST with the temporary for the invariant.
2491 (move_loop_invariants): If checking is enabled, do internal
2492 consistency checks after completing the pass.
2494 2005-11-11 David Edelsohn <edelsohn@gnu.org>
2497 * common.opt (Wvolatile-register-var): New.
2498 * varasm.c (make_decl_rtl): Only emit warning when option
2499 specified. Clarify warning message.
2500 * doc/invoke.texi (Wvolatile-register-var): Document new option.
2502 * doc/md.texi (copysign): Document standard named pattern.
2504 2005-11-11 Jie Zhang <jie.zhang@analog.com>
2506 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
2507 bytes when align is 2.
2508 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
2509 by the first instruction of the loop.
2511 2005-11-11 Jason Merrill <jason@redhat.com>
2514 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
2517 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
2519 PR rtl-optimization/22509
2520 * local-alloc.c (memref_used_between_p): Check whether a function call
2521 could not reference the memref.
2523 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
2525 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
2526 algorithm so as to choose the best, not the worst, alternative.
2527 Reset accumulated register class before processing next alternative.
2529 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
2532 * calls.c (expand_call): Copy a return value to a plain register
2535 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
2538 * varasm.c (assemble_name): Recompute name only for transparent
2541 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
2543 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
2545 2005-11-04 Jeff Law <law@redhat.com>
2548 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
2549 perform reassociation if the parent statement will not die as
2550 a result of the optimization.
2552 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
2554 * tree-ssa-alias.c (compute_may_aliases): Remove call to
2555 delete_old_heap_vars.
2556 * tree-dfa.c (referenced_var_remove): Remove function.
2557 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
2558 (delete_tree_ssa): Remove call to delete_old_heapvars.
2559 Add call to delete_alias_heapvars.
2560 * tree-flow.h (referenced_var_remove): Remove prototype
2561 (init_alias_heapvars): New prototype.
2562 (delete_alias_heapvars): Ditto.
2563 * Makefile.in (tree-ssa-structalias.o): Add
2564 gt-tree-ssa-structalias.o
2565 (GTFILES): Add tree-ssa-structalias.h and
2566 tree-ssa-structalias.c.
2567 (s-gtype): Add gt-tree-ssa-structalias.h.
2568 * tree-ssa-structalias.c (heapvars): Remove.
2569 (oldheapvars): Remove.
2570 (heapvar_for_stmt): New variable.
2571 (heapvar_lookup): New function.
2572 (heapvar_insert): Ditto.
2573 (get_constraint_for): See if we have an old heapvar
2575 (init_alias_heapvars): New function.
2576 (delete_alias_heapvars): Ditto.
2577 Add include of gt-tree-ssa-structalias.h.
2579 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2582 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
2584 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
2586 * tree.c (int_fits_type_p): Only look at the base type
2587 if it has the same precision as the original type.
2589 2005-11-10 Jakub Jelinek <jakub@redhat.com>
2592 * varasm.c (assemble_alias): Use %q+D in the error
2593 message instead of %J and %qD.
2595 2005-11-10 Richard Guenther <rguenther@suse.de>
2597 * gcse.c (free_ldst_entry): Only free hashtable if
2600 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2602 * function.c (assign_stack_local_1): Issue an error message if
2603 the frame size overflows in the signed target arithmetics.
2605 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2607 * tree.c (build_qualified_type): Chain the new type to the original
2608 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
2609 a POINTER_TYPE or a REFERENCE_TYPE respectively.
2610 (build_pointer_type_for_mode): Only return unqualified types.
2611 (build_reference_type_for_mode): Likewise.
2613 2005-11-09 Jakub Jelinek <jakub@redhat.com>
2615 * Makefile.in (gnucompare): Do comparison of all files using one of
2616 the chosen methods and only afterwards decide if just warning should
2617 be issued or comparison failure raised.
2619 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2621 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
2622 (noce_try_abs): Negate if the comparison is reversed.
2623 Look only one instruction backwards for a REG_EQUAL note.
2625 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
2628 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
2629 gthr-tpf.h: Define __gthrw. For all identifiers that might
2630 be weak, introduce weakrefs or non-weak aliases with __gthrw,
2631 and prefix all uses with __ghtrw.
2633 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
2636 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
2637 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
2638 * c-common.c (handle_weakref_attribute): New.
2639 (c_common_attribute_table): Add weakref.
2640 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
2642 * configure, config.in: Rebuilt.
2643 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
2644 * doc/extend.texi: Document weakref attribute.
2645 * varasm.c (ultimate_transparent_alias_target): New
2646 (assemble_name): Use it.
2647 (weak_finish_1): Split out of...
2648 (weak_finish): ... and deal with weakrefs in...
2649 (weakref_targets): ... new list.
2650 (globalize_decl): Clean up weakref_targets.
2651 (do_assemble_alias): Handle weakrefs.
2652 (finish_aliases_1): Do not reject weakrefs to external symbols.
2653 (assemble_alias): Handle weakrefs.
2655 2005-11-09 Richard Guenther <rguenther@suse.de>
2657 PR tree-optimization/24716
2658 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
2659 t_bool to track results from follow_ssa_edge.
2661 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2663 * final.c (force_source_line): New global variable.
2664 (final_scan_insn): Set it to true instead of clearing last_filename.
2665 (notice_source_line): Return true if force_source_line is true,
2666 unless source info is absent.
2668 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
2671 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
2672 a linkage name for a variable if it a register variable.
2673 * c-decl.c (grokdeclarator): Global register variables
2674 should be set as PUBLIC.
2676 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2679 * config/s390/s390.c (struct s390_frame_layout): New fields
2680 first_save_gpr_slot and last_save_gpr_slot.
2681 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
2682 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
2683 first_save_gpr and last_save_gpr with the _slot variants.
2684 (s390_register_info): Calculate first_save_gpr_slot and
2685 last_save_gpr_slot using regs_ever_live.
2687 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2690 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
2691 for a function containing a landing pad.
2693 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2696 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
2699 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
2701 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
2702 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
2704 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
2707 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
2709 (call,load,store): New insn types.
2710 (mem_access, branch_access): Adjust reservation conditions.
2711 (define_delay): Adjust condition.
2712 (decrement_and_branch_until_zero): Allow for ms2. Set branch
2714 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
2715 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
2717 (call_internal, call_value_internal, return_internal,
2718 return_interrupt_internal, eh_return_internal, indirect_jump,
2719 tablejump): Set call insn type.
2720 (blockage, ei, di): Use appropriate unspec const.
2721 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
2722 (ms1_get_attr_type): Adjust to give load & store types.
2723 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
2724 backwards past a barrier.
2725 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
2727 (struct branch_info, struct label_info): New.
2729 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
2730 (ms1_machine_reorg): New.
2731 (TARGET_MACHINE_DEPENDENT_REORG): Override.
2732 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
2733 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
2734 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
2737 2005-11-09 Per Bothner <per@bothner.com>
2738 Uros Bizjak <uros@kss-loka.si>
2741 * toplev.c (process_options): Initialize debug_hooks early
2742 in case lang_hooks.post_options ends up calling a debug_hook.
2744 2005-11-08 Jakub Jelinek <jakub@redhat.com>
2746 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
2747 DBX_REGISTER_NUMBER being contiguous.
2749 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
2750 Diego Novillo <dnovillo@redhat.com>
2753 * tree-vrp.c (register_edge_assert_for): Do not register
2754 always-false predicates.
2756 2005-11-08 Devang Patel <dpatel@apple.com>
2758 PR tree-optimization/23115
2759 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
2762 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
2764 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
2767 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
2769 Fix PR tree-optimization/23382
2771 * tree-ssa-alias.c (compute_may_aliases): Call
2772 delete_old_heap_vars.
2773 * tree-dfa.c (referenced_var_remove): New function.
2774 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
2775 * tree-flow.h (referenced_var_remove): Add prototype.
2776 (delete_old_heap_vars): Ditto.
2777 * tree-ssa-structalias.c (heapvars): New variable.
2778 (oldheapvars): Ditto.
2779 (get_constraint_for): Put heap vars on heapvars list.
2780 (delete_old_heap_vars): New function.
2782 2005-11-08 Jason Merrill <jason@redhat.com>
2784 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
2786 2005-11-08 Uros Bizjak <uros@kss-loka.si>
2789 * reg-stack.c (reg_to_stack): Update register liveness also
2790 for flag_sched2_use_traces.
2792 2005-11-08 Alan Modra <amodra@bigpond.net.au>
2795 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
2796 override prior explicit -mno-powerpc-gfxopt.
2798 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
2800 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
2801 if the bitsize is zero.
2802 * doc/md.texi (Standard Pattern Names): Document it.
2804 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
2805 (TARGET_PASS_BY_REFERENCE): Likewise.
2807 2005-11-07 Ian Lance Taylor <ian@airs.com>
2809 PR rtl-optimization/24683
2810 * config/i386/i386.c (legitimize_pic_address): If constant operand
2811 to PLUS is too large, put it in a register.
2813 2005-11-07 Jie Zhang <jie.zhang@analog.com>
2815 * configure.ac: Enable checking assembler dwarf2 support for bfin
2817 * configure: Regenerate.
2819 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
2823 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
2824 gen_easy_vector_constant_add_self): Delete.
2825 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
2827 (output_vec_const_move): Use gen_easy_altivec_constant.
2828 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
2829 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
2830 (easy_vector_constant_add_self): Rewritten.
2831 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
2832 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
2833 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
2834 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
2835 Macroize and adjust for the other changes.
2837 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
2841 * c-typeck.c (build_c_cast): Try using a shared constant, and see
2842 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
2844 2005-11-07 Jakub Jelinek <jakub@redhat.com>
2846 PR rtl-optimization/23567
2847 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
2848 (noce_process_if_block): Don't do any optimizations except
2849 if (cond) x = x; if !set_b and write into orig_x may trap
2850 or fault. Remove the MEM_READONLY_P check.
2852 2005-11-06 Diego Novillo <dnovillo@redhat.com>
2855 * tree-vrp.c (fix_equivalence_set): New.
2856 (extract_range_from_assert): Call it.
2858 2005-11-05 Ian Lance Taylor <ian@airs.com>
2861 * combine.c (apply_distributive_law): Don't distribute across a
2864 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
2866 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
2867 config/ms1/ms1.h, config/rs6000/predicates.md,
2868 config/s390/s390.c, params.def, postreload-gcse.c,
2869 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
2870 tree-vrp.c, tree.c: Fix comment typos.
2871 * doc/invoke.texi: Fix typos.
2873 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
2875 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
2876 for testing whether the data_dependence_relation contains distance
2877 vectors. Iterate over all distance vectors of the ddr.
2878 * lambda.h: Define a vec of lambda_vector pointers.
2879 * tree-data-ref.c (dump_data_dependence_relation,
2880 dump_data_dependence_direction): Iterate over all distance and
2881 direction vectors of the ddr.
2882 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
2884 (build_classic_dist_vector, build_classic_dir_vector): Push a set
2885 of distance/direction vectors instead of a single one.
2886 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
2887 lambda_vectors with a vec of lambda_vectors.
2888 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
2889 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
2890 DDR_NUM_DIST_VECTS): New.
2891 * tree-loop-linear.c (gather_interchange_stats): Test for the
2892 existence of distance vectors only after having checked that there
2893 is a dependence. Iterate over all distance vectors of the ddr.
2894 (linear_transform_loops): Use dump_data_dependence_relation.
2895 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
2896 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
2897 distance vectors of the ddr.
2899 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
2901 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
2902 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
2903 IS_INTHANDLER; all callers changed.
2904 (n_regs_saved_by_prologue): Take interrupt handler attributes into
2906 (do_link, do_unlink): New argument ALL; all callers changed.
2907 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
2908 If function isn't leaf, save and restore all registers.
2909 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
2912 2005-11-05 Jan Hubicka <jh@suse.cz>
2914 PR rtl-optimization/23490
2915 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
2916 max-flow-memory-location): Document.
2917 * flow.c: Include params.h
2918 (MAX_MEM_SET_LIST_LEN): Kill.
2919 (add_to_mem_set_list): Use new param.
2920 * cse.c (cse_basic_block): Replace 1000 by new param.
2921 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
2922 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
2923 * predict.c (predict_loops): Use new param.
2924 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
2926 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
2927 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
2928 Do not hold memory returned by cgraph_node_name across other call.
2930 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
2933 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
2936 2005-11-04 Jeff Law <law@redhat.com>
2939 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
2940 * tree-ssa-dom.c: Include params.h.
2941 (thread_across_edge): If there are too many statements in the
2942 target block, then do not thread through it.
2943 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
2944 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
2946 2005-11-03 Diego Novillo <dnovillo@redhat.com>
2949 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
2950 TODO_update_ssa instead of TODO_update_ssa_no_phi.
2952 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
2955 * tree-scalar-evolution.c (instantiate_parameters_1,
2956 instantiate_parameters, resolve_mixers): Compute the size of an
2957 expression to be instantiated and give up the instantiation if the
2958 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2960 2005-11-04 Richard Guenther <rguenther@suse.de>
2962 * tree-flow.h (ref_contains_indirect_ref): Rename to
2963 array_ref_contains_indirect_ref.
2964 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
2965 (array_ref_contains_indirect_ref): Make comment match the code
2967 (ref_contains_array_ref): Likewise.
2968 * tree-ssa-structalias.c (find_func_aliases): Remove call to
2969 ref_contains_indirect_ref.
2970 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2971 Rename calls to ref_contains_indirect_ref.
2973 2005-11-04 Paul Brook <paul@codesourcery.com>
2975 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
2976 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
2977 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2978 * config/arm/arm.md: Use match_operand in peephole input templates
2979 and match_dup in peephole output templates.
2981 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
2983 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
2986 2005-11-04 Mark Mitchell <mark@codesourcery.com>
2987 Daniel Jacobowitz <dan@codesourcery.com>
2989 * longlong.h (add_ssaaaa): Clobber condition code register
2991 (sub_ddmmss): Likewise.
2992 (umul_ppmm): Likewise.
2994 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
2995 Paul Brook <paul@codesourcery.com>
2996 Phil Blundell <pb@reciva.com>
2998 * configure.ac: Add test for ARM TLS support.
2999 * configure: Regenerated.
3000 * config/arm/arm-protos.h (legitimize_tls_address)
3001 (arm_tls_referenced_p, tls_mentioned_p)
3002 (arm_output_addr_const_extra): New prototypes.
3003 (thumb_legitimize_pic_address): Delete.
3004 * config/arm/arm.c: Include "gt-arm.h".
3005 (enum tls_reloc): New.
3006 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
3007 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
3008 (arm_call_tls_get_addr, legitimize_tls_address)
3009 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
3010 (arm_init_tls_builtins, arm_emit_tls_decoration)
3011 (arm_output_addr_const_extra): New functions.
3012 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
3013 (TARGET_HAVE_TLS): Define.
3014 (target_thread_pointer): New.
3015 (arm_override_options): Handle -mtp=.
3016 (legitimize_pic_address): Ignore UNSPECs.
3017 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
3019 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
3020 (tls_get_addr_libfunc): New variable.
3021 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
3022 (arm_init_builtins): Call arm_init_tls_builtins.
3023 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
3024 (arm_encode_section_info): Call default_encode_section_info.
3025 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
3026 (enum arm_tp_type): New.
3027 (target_thread_pointer): Add declaration.
3028 (LEGITIMATE_CONSTANT_P): Handle TLS.
3029 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
3030 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
3031 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
3032 * config/arm/arm.md: Add UNSPEC_TLS.
3033 (movsi): Handle TLS.
3034 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
3036 (tls_load_dot_plus_eight): New insn and a peephole to create it.
3037 (load_tp_hard, load_tp_soft): New insns.
3038 * arm.opt: Add -mtp=.
3039 * doc/invoke.texi (ARM Options): Document -mtp.
3041 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3043 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
3044 * config/arm/libunwind.S: Include "lib1funcs.asm".
3045 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
3046 (LIB2ADDEH): Add libunwind.S.
3047 (LIB2ADDEHDEP): Add lib1funcs.asm.
3048 * mklibgcc.in: Handle asm files in libgcc_eh.a.
3050 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3053 * gcc/c.opt: Add a -lang-fortran option.
3054 * gcc/c-opts.c: Add a lang_fortran flag.
3055 (c_common_init_options): Handling the -lang-fortran option.
3056 (c_common_handle_option): Add a case for Fortran options in
3057 preprocessing. Remove cases for -ffixed-form and
3058 -ffixed-line-length. Add a case for -lang-fortran.
3060 2005-11-03 David Edelsohn <edelsohn@gnu.org>
3062 * config/rs6000/rs6000.c: Include params.h
3063 (optimization_options): Set max-grow-copy-bb-insns default to 16.
3064 (bdesc_2arg): Delete vpkuhss and vpkuwss.
3065 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
3066 (UNSPEC_VPKUWSS): Delete.
3067 (altivec_vpkuhss): Delete.
3068 (altivec_vpkuwss): Delete.
3069 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
3071 (neg_eq0<mode>): Remove final condition.
3072 (neg_eq<mode>): Remove condition and split-condition.
3074 2005-11-04 Alan Modra <amodra@bigpond.net.au>
3076 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
3077 Use associated print macros.
3079 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3082 * diagnostic.c (diagnostic_set_info_translated): New function.
3083 (diagnostic_set_info): Use it. Add comment.
3084 * diagnostic.h (diagnostic_set_info_translated): Declare.
3086 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
3088 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
3089 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
3090 reference only if 'public' is true.
3091 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
3092 emit the .hidden directive only if the indirect reference is public.
3093 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
3094 Pass it to dw2_force_const_mem.
3095 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
3096 * dwarf2out.c (output_cfi): Adjust calls to above function.
3097 (output_call_frame_info): Likewise.
3098 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
3099 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
3101 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
3103 PR tree-optimization/24483
3104 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
3105 field to elts if possible.
3107 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3110 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
3113 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
3115 Fix PR tree-optimization/24351
3117 * tree-ssa-structalias.c (struct variable_info): Add
3119 (get_varinfo_fc): New function to follow collapsing.
3120 (new_var_info): Set collapsed_to to NULL.
3121 (dump_constraint): Follow collapsing.
3122 (build_constraint_graph): Handle collapsing.
3123 (do_simple_structure_copy): Return false if something bad
3125 (collapse_rest_of_var): New function.
3126 (do_structure_copy): Collapse if do_simple_structure_copy returns
3129 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3132 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
3133 expressions to a statement list instead of gimplifying them.
3135 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3137 PR rtl-optimization/23585
3138 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
3139 that can't trap plus a constant integer, if the mode has zero size.
3141 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3144 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
3146 ("*insv<mode>_reg_extimm"): Likewise.
3148 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3151 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
3152 c_common_type_for_mode returns an unnamed type.
3154 2005-11-02 Richard Henderson <rth@redhat.com>
3158 * dwarf2out.c (dwarf2out_reg_save_reg): New.
3159 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
3160 * function.c (assign_parms): Use calls.internal_arg_pointer.
3161 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
3163 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
3164 (TARGET_CALLS): Add it.
3165 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
3166 * targhooks.c (default_internal_arg_pointer): New.
3167 * targhooks.h (default_internal_arg_pointer): Declare.
3168 * tree.h (dwarf2out_reg_save_reg): Declare.
3169 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
3170 * config/i386/i386.c (dbx_register_map): Add return column.
3171 (dbx64_register_map, svr4_dbx_register_map): Likewise.
3172 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
3173 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
3174 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
3175 (ix86_save_reg): Save force_align_arg_pointer.
3176 (ix86_emit_save_regs): Make regno unsigned.
3177 (ix86_emit_save_regs_using_mov): Likewise.
3178 (ix86_expand_prologue): Handle force_align_arg_pointer.
3179 (ix86_expand_epilogue): Likewise.
3180 * config/i386/i386.h: (dbx_register_map): Update.
3181 (dbx64_register_map, svr4_dbx_register_map): Update.
3182 (struct machine_function): Add force_align_arg_pointer.
3183 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
3184 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
3185 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
3187 2005-11-02 Jan Hubicka <jh@suse.cz>
3190 * i386.md: Add peep2 for simplyfing array accesses.
3192 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3195 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
3196 * config/s390/s390.c (s390_decompose_shift_count): New function.
3197 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
3198 (print_shift_count_operand): Use s390_decompose_shift_count.
3199 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
3200 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
3202 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3205 * loop.c (loop_givs_rescan): Use force_operand to expand
3208 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
3211 * fold-const.c (build_range_check): Use unsigned when signed
3212 overflow is undefined also. If etype is subtype, make sure that
3213 the subtraction is in the supertype.
3215 2005-11-02 Richard Henderson <rth@redhat.com>
3218 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
3221 2005-11-01 Richard Henderson <rth@redhat.com>
3224 * loop.c (scan_loop): Do not propagate computations to a hard
3225 register destination with SMALL_REGISTER_CLASSES.
3227 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
3229 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
3230 costs for MULT inside PLUS or MINUS.
3232 2005-11-01 Bob Wilson <bob.wilson@acm.org>
3234 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
3235 (TRAMPOLINE_SIZE): Round up to 60.
3236 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
3238 2005-10-31 James E. Wilson <wilson@specifix.com>
3241 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
3242 ifdef. Put ifdefs around call in gen_subprogram_die.
3243 (compute_frame_pointer_to_cfa_displacement): Likewise.
3244 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
3247 PR rtl-optimization/17356
3248 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
3249 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
3251 2005-10-31 Jan Hubicka <jh@suse.cz>
3254 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
3257 * i386.c (legitimize_pic_address): Deal with large immediates.
3260 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
3261 from symbol names while computing checkup.
3264 * predict.c (predict_loops): Do not estimate more than
3265 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
3266 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
3268 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
3270 PR tree-optimization/19097
3271 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
3273 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
3275 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
3277 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
3280 * tree-inline.c (setup_one_parameter): If the init_stmt
3281 is NULL, don't insert the statement.
3283 2005-10-30 Jan Hubicka <jh@suse.cz>
3285 PR tree-optimization/24172
3286 * tree-inline.c (copy_body_r): Unshare the substituted value first.
3288 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
3290 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
3291 constants for hosts with long != 32 bits.
3293 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3296 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
3298 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
3300 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
3301 (TARGET_MS1_16_002): New.
3302 (TARGET_MS1_16_003): New.
3304 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
3305 ("*decrement_and_branch_until_zero_no_clobber"): New.
3306 Add corresponding splitter for decrement_and_branch_until_zero
3308 Key all decrement_and_branch_until_zero patterns off of
3311 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
3314 * tree-complex.c (extract_component): Treat RESULT_DECL
3315 like the rest of the decls.
3317 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
3319 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
3320 indirect call to _mcount if the function needs a static chain.
3322 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
3323 Caroline Tice <ctice@apple.com>
3325 PR rtl-optimization/24460
3326 * dwarf2out.c (have_switched_text_sections): New boolean variable.
3327 (dwarf2out_switch_text_section): Set it to true instead of
3328 incrementing separate_line_info_table_in_use.
3329 (output_loc_list): Additionally test have_switched_text_sections.
3330 (output_ranges): Likewise.
3331 (dwarf2out_finish): Likewise.
3332 * varasm.c (assemble_start_function): Do not call
3333 insert_section_boundary_note.
3334 (assemble_end_function): If flag_reorder_blocks_and_partition,
3335 switch to the function's section before emitting the .size directive.
3336 * bb-reorder.c (insert_section_boundary_note): Staticify.
3337 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
3338 * output.h (insert_section_boundary_note): Delete.
3340 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
3343 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
3344 instead of pointer equality when comparing types.
3346 2005-10-24 James E. Wilson <wilson@specifix.com>
3348 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
3349 add_dependence_list_and_free calls.
3351 2005-10-24 Steven Bosscher <stevenb@suse.de>
3353 * contrib.texi: Add the names of the LLNL folks who donated
3354 Cray pointer support for gfortran.
3356 2005-10-24 Steven Bosscher <stevenb@suse.de>
3358 PR tree-optimization/24225
3359 * profile.c (branch_prob): Look from end to start through a
3360 basic block when looking for a locus.
3362 2005-10-24 Richard Henderson <rth@redhat.com>
3364 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
3366 (hppa_expand_prologue): Likewise.
3368 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3370 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
3371 (NO_DEFERRED_PROFILE_COUNTERS): Define.
3372 * pa.h (NO_PROFILE_COUNTERS): Define.
3373 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
3374 (funcdef_nos): New vector to hold label numbers of deferred profile
3376 (output_deferred_profile_counters): New function.
3377 (hppa_profile_hook): Push label number onto funcdef_nos.
3378 (pa_hpux_file_end): Call output_deferred_profile_counters if
3379 NO_DEFERRED_PROFILE_COUNTERS is false.
3381 * pa-protos.h (get_deferred_plabel): New prototype.
3382 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
3384 (output_call): Adjust calls.
3386 2005-10-24 Alan Modra <amodra@bigpond.net.au>
3388 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
3389 peculiarity of GOT/TOC section usage.
3391 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
3394 * c-common.c (constant_string_class_name): Add documentation.
3396 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
3399 * recog.c (peephole2_optimize): Increment peep2_current_count
3400 only when the slot is empty.
3402 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3405 * except.c (output_function_exception_table): Call
3406 assemble_external_libcall if we need a personality function.
3408 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3410 PR rtl-optimization/24460
3411 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
3412 set the basic block for barriers.
3414 2005-10-21 Janis Johnson <janis187@us.ibm.com>
3416 * var-tracking.c (vt_initialize): Initialize post.
3418 2005-10-21 Devang Patel <dpatel@apple.com>
3421 * c-common.c (vector_types_convertible_p): Check vector element type.
3423 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
3425 * config/sh/sh.c (prepare_move_operands): Handle the address
3426 constant which is a tls symbolic address plus a constant.
3428 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
3431 * gcc.c (main): Use the correct counter for erroring out
3432 about mulitple files.
3434 2005-10-21 Alan Modra <amodra@bigpond.net.au>
3437 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
3438 use r2 for 64-bit tls .got access.
3440 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
3442 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
3445 2005-10-20 Steven Bosscher <stevenb@suse.de>
3447 PR tree-optimization/24307
3448 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
3450 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
3453 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
3455 * varasm.c (find_decl_and_mark_needed): After cgraph global info
3456 is ready, stop marking functions, but still mark variables.
3458 2005-10-20 Richard Guenther <rguenther@suse.de>
3461 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
3464 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3466 PR rtl-optimization/23585
3467 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
3468 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
3469 (may_trap_p_1): New predicate extracted from...
3470 (may_trap_p): ... here. Invoke may_trap_p_1.
3471 (may_trap_or_fault_p): New predicate.
3472 * rtl.h (may_trap_or_fault_p): Declare it.
3473 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
3474 instead of may_trap_p.
3475 (steal_delay_list_from_fallthrough): Likewise.
3476 (fill_simple_delay_slots): Likewise.
3477 (fill_slots_from_thread): Likewise.
3478 * function.c (pad_to_arg_alignment): Rework comment about
3479 SPARC_STACK_BOUNDARY_HACK.
3480 * config/sparc/sparc.h: Likewise.
3482 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
3484 * config/s390/s390.c (s390_expand_insv): New.
3485 * config/s390/s390-protos.h (s390_expand_insv): Declare.
3486 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
3487 ("icm_hi"): Remove mode attribute.
3488 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
3490 ("*extracthi", "*extractqi"): Remove.
3491 (extv<mode>", "*extzv<mode>"): New.
3492 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
3493 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
3495 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3497 * cfgexpand.c (discover_nonconstant_array_refs_r,
3498 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
3499 (tree_expand_cfg): Call discover_nonconstant_array_refs.
3500 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3501 discover_nonconstant_array_refs.
3503 2005-10-19 Steven Bosscher <stevenb@suse.de>
3506 * c-decl.c (pop_scope): Don't warn about an unused variable
3507 if it is marked with TREE_NO_WARNING.
3508 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
3509 somenow mismatch and olddecl is to be replaced.
3511 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
3514 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
3515 whether registers live on the edge can be saved/restored.
3517 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
3519 * config/sh/sh.c (fixup_mova): Skip notes.
3521 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3523 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
3524 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
3525 (s390_can_eliminate): Handle BASE_REGNUM elimination.
3526 (s390_initial_elimination_offset): Likewise.
3527 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
3528 register on TARGET_ZARCH targets.
3529 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
3530 (INITIAL_FRAME_POINTER_OFFSET): Remove.
3531 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
3532 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
3534 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
3536 * config/s390/s390.md: Comment describing output modifiers updated.
3537 * config/s390/s390.c (print_operand): Likewise.
3539 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
3541 * config/s390/s390.c (override_options): Added check for -mstack-size
3543 * doc/invoke.texi: Mention that limit in the documenation.
3545 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
3548 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
3550 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
3552 Fix PR tree-optimization/24231
3554 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
3555 (compute_avail): Ditto.
3557 2005-10-18 Richard Henderson <rth@redhat.com>
3560 * config/i386/i386.c (legitimate_constant_p): Check
3561 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
3563 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
3564 (legitimate_pic_address_disp_p): Reorg CONST checking to make
3565 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
3567 (print_operand_address): Likewise.
3568 * config/i386/predicates.md (x86_64_immediate_operand): Test
3569 SYMBOL_REF_TLS_MODEL properly inside CONST.
3570 (x86_64_zext_immediate_operand): Likewise.
3571 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
3572 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
3573 * config/i386/i386-protos.h: Remove predicates.md entries.
3575 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
3577 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3578 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
3580 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
3581 Ian Lance Taylor <ian@airs.com>
3584 * fold-const.c (fold_widened_comparison): Do not allow range based
3585 constant folding when right operand cannot be unwidened.
3587 2005-10-17 Richard Henderson <rth@redhat.com>
3589 * builtins.c (expand_builtin_synchronize): Build a new-style asm
3590 with a memory clobber.
3592 2005-10-17 James E Wilson <wilson@specifix.com>
3594 PR rtl-optimization/17356
3595 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
3596 checking for EDGE_EH.
3598 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3600 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
3601 the slot on an even boundary for any type with 16-byte alignment.
3603 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
3606 * md.texi (Modifiers) <%>: Clarify that % doesn't work
3607 after register allocation.
3609 2005-10-17 DJ Delorie <dj@redhat.com>
3611 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
3614 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
3617 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
3620 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
3622 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
3623 to 2 if it's already non-zero.
3624 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
3625 is set and warn about it if flag_schedule_insns is 1.
3627 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
3629 * config/crx/crx.md: Compare-and-branch instructions need to
3632 2005-10-17 Uros Bizjak <uros@kss-loka.si>
3635 * config/i386/i386.md (*pushdi2_rex64 splitter)
3636 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
3637 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
3638 flow2 pass only when (optimize > 0 && flag_peephole2).
3640 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
3643 * gcc.c (have_c): New static variable.
3645 (process_command): Remove declation of have_c.
3646 Set have_o to 1 when handling -o.
3647 (main): Add a fatel error if there are multiple
3648 files specified and -o and -c/-S is passed witout
3649 -combine or multiple languages.
3651 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
3653 Fix PR tree-optimization/22444
3654 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
3655 Assert that we don't hit something with subvars.
3656 (setup_pointers_and_addressables): Don't add things with subvars,
3657 because we'll already process the subvars for aliasing purposes.
3659 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
3662 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
3663 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
3664 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
3665 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
3666 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
3667 swapped, alternatives for the R constraint.
3670 * builtins.c (get_builtin_sync_mode): Make unlimited
3671 mode_for_size request.
3673 2005-10-15 Richard Henderson <rth@redhat.com>
3675 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
3676 (gimplify_expr): ... here.
3677 (gimplify_compound_lval): Use it in initial scan loop. Allow
3678 fb_lvalue in base expression.
3680 2005-10-15 Richard Henderson <rth@redhat.com>
3683 * builtins.c (expand_builtin_trap): Export.
3684 * expr.h (expand_builtin_trap): Declare.
3685 * expr.c (expand_assignment): Emit a trap for integral offsets
3686 from registers that weren't reduced to bitpos.
3688 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
3689 (mark_array_ref_addressable): Remove.
3690 * tree-flow.h (mark_array_ref_addressable): Remove.
3691 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
3693 2005-10-15 James E Wilson <wilson@specifix.com>
3696 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
3697 (add_dependence_list_and_free): Likewise.
3698 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
3701 2005-10-15 Diego Novillo <dnovillo@redhat.com>
3705 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
3706 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
3708 (vrp_visit_phi_node): Only prevent infinite iterations when
3709 the previous result and the new result are both VR_RANGEs.
3711 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
3713 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
3716 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3719 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
3722 2005-10-14 Per Bothner <per@bothner.com>
3724 PR preprocessor/21250
3725 * c-ppoutput.c (print_line): Print internal line 0 as 1.
3727 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
3730 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
3731 overflow flags. Refactor some conditionals.
3733 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
3736 * tree-dfa.c (add_referenced_var): Only look at decls which
3737 have TREE_CONSTANT or TREE_READONLY set instead of if
3738 !TREE_PUBLIC or !TREE_CONSTANT.
3740 2005-10-13 James E Wilson <wilson@specifix.com>
3742 * doc/invoke.texi: For -x, add f95-cpp-input.
3743 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
3745 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
3747 PR tree-optimization/24262
3748 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
3749 in loop all the time.
3751 2005-10-12 Richard Henderson <rth@redhat.com>
3754 * tree.h (DECL_TRANSPARENT_UNION): Remove.
3755 * function.c (assign_parm_find_data_types): Don't support it.
3756 * print-tree.c (print_node): Likewise.
3757 * c-common.c (handle_transparent_union_attribute): Likewise.
3758 Use build_duplicate_type.
3759 * tree-inline.c (remap_type_1): Split out of remap_type;
3760 properly remap aggregate fields.
3761 (build_duplicate_type): New.
3762 * doc/extend.texi (Variable Attributes): Remove documentation
3763 for transparent_union.
3765 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3768 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
3769 (gen_stack_pointer_dec): Likewise.
3771 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
3775 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
3777 (struct cxx): Add adjust_class_at_definition target hook.
3778 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
3779 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
3780 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
3781 hook_void_tree. Add to TARGET_CXX.
3782 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
3784 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
3785 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
3786 instead of attribute. Check for dllexport override. Warn if
3787 inconsistent dll linkage. Don't lose old dllimport if decl has
3788 had address referenced. Tweak lookup of dllimport atribute.
3789 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
3790 for target specific rules. Don't add dllimport attribute if
3791 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
3792 dllimport attribute.
3793 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
3794 * varasm.c (initializer_constant_valid_p): Replace
3795 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
3799 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
3800 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
3801 (i[34567]86-*-mingw32*): Likewise.
3803 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
3804 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
3806 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
3807 C++-specific code. Change return value to bool.
3808 (i386_pe_dllimport_p): Likewise.
3809 (associated_type): Simplify and make language-independent
3810 (i386_pe_encode_section_info): Replace override of ambiguous
3811 dllimport symbol refs with a gcc_assert.
3812 (i386_pe_valid_dllimport_attribute_p): Define.
3813 * config/i386/winnt-cxx.c: New file. Define C++ versions of
3814 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
3815 i386_pe_adjust_class_at_definition.
3816 * config/i386/winnt-stubs.c: New file. Define stub versions of
3817 lang-specific functions.
3818 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
3819 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
3820 i386_pe_adjust_class_at_definition.
3821 (i386_pe_valid_dllimport_attribute_p): Declare.
3822 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
3823 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
3824 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
3827 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
3828 dllimport attribute with test of DECL_DLLIMPORT_P.
3830 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
3832 * combine.c (make_extraction): Correct offset computation.
3834 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
3836 * config/cris/t-linux (LIMITS_H_TEST): Define.
3838 2005-10-12 Richard Henderson <rth@redhat.com>
3841 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
3843 2005-10-12 Richard Guenther <rguenther@suse.de>
3845 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
3847 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
3850 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
3851 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
3854 2005-10-12 Richard Guenther <rguenther@suse.de>
3857 * varasm.c (output_constant): Correct typo from previous
3860 2005-10-11 Ian Lance Taylor <ian@airs.com>
3862 PR rtl-optimization/13931
3863 * combine.c: Revert patch of 2003-05-14, and:
3864 (try_combine): Only set elim_i1 and elim_i2 if the destination is
3865 completely killed in the appropriate insn.
3866 (distribute_notes): Don't skip multiple hard register test for
3867 elim_i1 and elim_i2.
3869 2005-10-11 Richard Henderson <rth@redhat.com>
3872 * c-typeck.c (convert_for_assignment): Use build_constructor_single
3873 to initialize a transparent union instead of a nop_expr.
3875 2005-10-11 Richard Henderson <rth@redhat.com>
3877 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
3878 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
3879 (tree_ssa_dce_loop): Call scev_reset.
3882 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
3883 * tree-ssa-dce.c: Include cfgloop.h.
3884 (tree_ssa_dce_loop, pass_dce_loop): New.
3885 * tree-pass.h (pass_dce_loop): Declare it.
3886 * passes.c (init_optimization_passes): Use it.
3888 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
3891 * convert.c (convert_to_real): Revert 2005-10-05 patch.
3892 Only apply the optimization for rounding builtins if the inner
3893 cast is also an extension.
3895 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
3898 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
3899 mark_new_vars_to_rename instead of update_stmt.
3901 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
3903 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
3905 2005-10-11 Jakub Jelinek <jakub@redhat.com>
3907 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
3908 for setting MMX register to 0 rather than mmx.
3910 2005-10-10 Steve Ellcey <sje@cup.hp.com>
3913 * configure.ac: Move gas check from mips specific case to common case.
3914 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
3915 * configure: Regenerate
3916 * doc/install.texi: Update.
3918 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3921 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
3923 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
3925 * gcc.c (do_spec_1): Accept numeric characters in file name
3928 2005-10-10 Nick Clifton <nickc@redhat.com>
3930 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
3931 describing the deleted arm_gen_rotated_half_load function.
3933 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
3935 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
3938 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
3940 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
3942 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
3943 (EXTRA_MULTILIB_PARTS): Define.
3944 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
3945 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
3946 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
3947 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
3948 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
3949 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
3951 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
3953 PR tree-optimization/24226
3954 * tree-cfg.c (remove_bb): Clean up unreachable loops.
3955 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
3956 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
3959 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3961 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
3963 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
3966 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
3967 Rewrite for no need for the early clobber.
3969 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
3971 Merge from csl-arm-branch:
3972 2005-09-07 Paul Brook <paul@codesourcery.com>
3973 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
3976 2005-04-30 Paul Brook <paul@codesourcery.com>
3977 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
3978 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
3980 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
3981 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
3982 (arm_override_options): Use TARGET_AAPCS_BASED.
3983 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
3984 (PTRDIFF_TYPE): Use int for AAPCS.
3985 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
3986 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
3987 (DEFAULT_SHORT_ENUMS): Delete.
3988 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
3990 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
3991 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
3992 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
3993 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
3995 2004-12-03 Mark Mitchell <mark@codesourcery.com>
3996 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
3998 2004-11-22 Mark Mitchell <mark@codesourcery.com>
3999 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
4001 2004-11-19 Mark Mitchell <mark@codesourcery.com>
4002 * config.gcc (arm*-*-linux-gnueabi): Add it.
4003 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
4005 (TARGET_OS_CPP_BUILTINS): Likeiwse.
4006 * config/arm/linux-eabi.h: New file.
4007 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
4008 (LINUX_TARET_LINK_SPEC): Likewise.
4009 (LINK_SPEC): Use it.
4010 * config/arm/t-linux-eabi: New file.
4012 2005-10-08 Steven Bosscher <stevenb@suse.de>
4015 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
4017 (PARAM_SMS_DFA_HISTORY): Likewise.
4019 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4022 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
4023 (load_register_parameters): Call it.
4024 (check_sibcall_argument_overlap_1): Likewise.
4025 (store_one_arg): Likewise.
4027 2005-10-07 James E. Wilson <wilson@specifix.com>
4029 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
4030 DImode not VECINT24 for operand 2.
4033 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
4037 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
4038 fr_spill): Use destination_operand for operand 0.
4040 2005-10-07 DJ Delorie <dj@redhat.com>
4042 * varasm.c (output_constant): Limit error to expanding
4045 2005-10-07 Richard Guenther <rguenther@suse.de>
4048 * fold-const.c (fold_binary): Fix operand types during folding
4049 of X op (A, Y). Evaluation order of the side-effects of
4050 X and A are frontend-defined, so ensure we honour that even for
4051 tcc_comparison class operands; eased by removing duplicate code.
4053 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4055 * stor-layout.c (layout_type): Do not allow alignment of array
4056 elements to be greater than their size.
4058 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4060 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
4062 (hppa*-*-linux*): Ditto.
4063 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
4064 * config/host-hpux.c: New.
4065 * config/x-hpux: New.
4066 * config/pa/x-hpux: Remove.
4067 * config/pa/x-linux: Remove.
4068 * config/pa/pa-host.c: Remove.
4070 2005-10-07 Jeff Law <law@redhat.com>
4072 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
4073 determine whether or not to try and thread outgoing edges.
4075 2005-10-07 David Edelsohn <edelsohn@gnu.org>
4077 * config/rs6000/rs6000.md (eqsi_power): New.
4078 (neg_eq0si): Add TARGET_POWER to final condition.
4081 2005-10-06 Richard Henderson <rth@redhat.com>
4083 * config/rs6000/rs6000.c: Revert last change.
4085 2005-10-06 Richard Henderson <rth@redhat.com>
4087 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
4088 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
4090 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4094 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
4095 out return_label and naked_return_label.
4097 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4099 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
4102 2005-10-06 Richard Henderson <rth@redhat.com>
4105 * tree-inline.c (declare_return_variable): Handle modify_dest not
4108 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4110 Fix PR tree-optimization/22488
4111 * tree-ssa-structalias.c (check_for_overlaps): New function.
4112 (create_variable_info_for): Use it.
4114 2005-10-06 Richard Henderson <rth@redhat.com>
4117 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
4118 (dwarf2out_start_source_file): Print it.
4120 2005-10-06 Geoffrey Keating <geoffk@apple.com>
4122 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
4124 2005-10-06 Richard Henderson <rth@redhat.com>
4127 * mode-switching.c (optimize_mode_switching): Clear transp bit
4128 for block with incomming abnormal edges.
4130 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
4131 (fpscr_set_from_mem): Use them.
4132 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
4133 (fpscr postinc splitters): Rewrite as peephole2+split.
4135 2005-10-06 David Edelsohn <edelsohn@gnu.org>
4137 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
4138 (eq<mode>_compare): Same.
4140 2005-10-06 Richard Guenther <rguenther@suse.de>
4142 PR tree-optimization/24238
4143 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
4145 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
4147 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
4148 here. Use AC_PATH_PROG for environment variables instead of
4150 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
4152 * configure: Regenerated.
4154 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
4157 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
4158 then force it into a register.
4159 (call_value): Likewise.
4161 2005-10-06 Richard Henderson <rth@redhat.com>
4164 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
4165 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
4166 under pass_vectorize.
4168 2005-10-05 Devang Patel <dpatel@apple.com>
4171 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
4172 handling constants. Check NAMESPACE_DECL context for constants.
4174 2005-10-05 Eric Christopher <echristo@apple.com>
4176 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
4178 2005-10-05 Richard Henderson <rth@redhat.com>
4181 * tree-cfg.c (mark_array_ref_addressable_1): New.
4182 (mark_array_ref_addressable): New.
4183 * tree-flow.h (mark_array_ref_addressable): Declare.
4184 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
4186 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
4190 * reload.c (subst_reloads): When adding a REG_LABEL to a
4191 jump instruction, also update JUMP_LABEL.
4193 2005-10-05 David Edelsohn <edelsohn@gnu.org>
4195 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
4196 * bb-reorder.c (copy_bb_p): Use it.
4197 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
4199 2005-10-05 Richard Henderson <rth@redhat.com>
4202 * toplev.c (process_options): Warn about unsupported combinations
4203 of unwind tables and omit-frame-pointer.
4204 * config/i386/i386.c (override_options): Similarly. Enable
4205 accumulate-outgoing-args if not explicitly disabled.
4207 2005-10-05 Steve Ellcey <sje@cup.hp.com>
4209 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
4210 Handle big endian vs. small endian.
4211 (vec_initv2sf): Handle big endian vs. small endian.
4212 (*vec_extractv2sf_1): Ditto.
4214 2005-10-05 Dale Johannesen <dalej@apple.com>
4216 * convert.c (convert_to_real): Don't convert
4217 (float)floor(double d) to floorf((float)d).
4219 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
4221 * config/arm/arm.md (insv): Use gen_int_mode in more places.
4223 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
4225 PR tree-optimization/18587
4226 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
4227 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
4228 build_vuses): Change to VEC type.
4229 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
4230 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
4231 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
4232 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
4233 (get_name_decl): New. Return DECL_UID of base variable.
4234 (operand_build_cmp): New. qsort comparison routine.
4235 (operand_build_sort_virtual): New. Sort virtual build vector.
4236 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
4237 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
4238 (FINALIZE_BASE): Use get_name_decl.
4239 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
4240 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
4241 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
4242 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
4243 direct VEC_* manipulations.
4244 (build_ssa_operands): Call operand_build_sort_virtual.
4245 (copy_virtual_operand, create_ssa_artficial_load_stmt,
4246 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
4247 with direct VEC_* manipulations.
4248 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
4249 with direct VEC manipulations.
4251 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
4253 PR tree-optimization/21419
4254 PR tree-optimization/24146
4255 PR tree-optimization/24151
4257 * c-typeck.c (readonly_error): Handle USE being lv_asm.
4258 (build_asm_expr): Call it if outputs are read-only.
4259 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
4261 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
4262 Paolo Bonzini <bonzini@gnu.org>
4266 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
4267 enable the instructions and not just the built-ins.
4268 * doc/invoke.texi (x86 Options): Likewise.
4270 2005-10-04 Geoffrey Keating <geoffk@apple.com>
4272 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
4274 * doc/invoke.texi (Option Summary): Correct spelling
4275 of -mmacosx-version-min.
4277 2005-10-04 Devang Patel <dpatel@apple.com>
4279 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
4282 2005-10-04 Steve Ellcey <sje@cup.hp.com>
4284 * tree-vect-transform.c (vect_create_epilog_for_reduction):
4285 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
4287 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
4289 * config/s390/s390.md ("TDSI","DP"): New mode macros.
4290 ("TE","tg"): New mode attributes.
4291 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
4292 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
4293 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
4294 dword_mode and one for GPRmode.
4296 2005-10-04 Ian Lance Taylor <ian@airs.com>
4298 PR preprocessor/13726
4299 * c-ppoutput.c (cb_include): Add comments parameter, and print out
4300 any comments passed in.
4302 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4304 * tree.c (annotate_with_file_line): Fix typo.
4306 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4309 * builtins.c (fold_builtin_memcmp): When constructing the pointer
4310 type used to access data in the inlined length == 1 case, use
4311 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
4312 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
4314 2005-10-04 Uros Bizjak <uros@kss-loka.si>
4316 * config/i386/i386.h (TARGET_FISTTP): Enable also for
4317 TARGET_SSE3 and only for TARGET_80387.
4318 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
4319 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
4320 Do not depend on TARGET_80387.
4322 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4324 * tree.c (last_annotated_node): Change type to location_t*.
4325 (annotate_with_file_line): Reflect the change of
4326 last_annotated_node type.
4328 2005-10-04 Richard Guenther <rguenther@suse.de>
4331 * c-decl.c (grokdeclarator): Don't write to fields
4334 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4337 * c-decl.c (finish_decl): Use set_user_assembler_name even for
4339 * varasm.c (make_decl_rtl): If a register variable does not
4340 have a set user assmbler name, error out.
4341 Decode the asmspec is now name+1 bypassing '*'.
4343 2005-10-04 Steven Bosscher <stevenb@suse.de>
4345 PR tree-optimization/23049
4346 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
4347 of a COND_EXPR is folded before calling fold on the whole rhs of a
4348 conditional assignment.
4349 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
4350 document that a COND_EXPR may appear there.
4352 2005-10-03 Diego Novillo <dnovillo@redhat.com>
4355 * tree-vrp.c (extract_range_from_assert): If the new numeric
4356 range created out of the assertion contradicts the existing
4357 numeric range of the ASSERT_EXPR variable, make the new range
4360 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
4362 * config/sh/sh.c (sh_register_move_cost): Add case for moving
4363 from T_REGS to FP register class.
4365 2005-10-03 Richard Henderson <rth@redhat.com>
4368 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
4369 before creating a new one.
4371 2005-10-03 David Edelsohn <edelsohn@gnu.org>
4373 * config/rs6000/t-aix43 (LDFLAGS): New.
4374 * config/rs6000/t-aix52 (LDFLAGS): New.
4376 2005-10-03 Ian Lance Taylor <ian@airs.com>
4378 * gimplify.c (find_single_pointer_decl_1): New static function.
4379 (find_single_pointer_decl): New static function.
4380 (internal_get_tmp_var): For a formal variable, set restrict base
4381 information if appropriate.
4382 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
4384 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
4385 (DECL_GET_RESTRICT_BASE): Define.
4386 (SET_DECL_RESTRICT_BASE): Define.
4387 (decl_restrict_base_lookup): Declare.
4388 (decl_restrict_base_insert): Declare.
4389 (struct tree_decl_with_vis): Add based_on_restrict_p field.
4390 * tree.c (restrict_base_for_decl): New static variable.
4391 (init_ttree): Initialize restrict_base_for_decl.
4392 (copy_node_stat): Copy restrict base information.
4393 (decl_restrict_base_lookup): New function.
4394 (decl_restrict_base_insert): New function.
4395 (print_restrict_base_statistics): New static function.
4396 (dump_tree_statistics): Call print_restrict_base_statistics.
4398 2005-10-02 Diego Novillo <dnovillo@redhat.com>
4401 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
4402 case of anti-ranges.
4404 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
4407 * c-typeck.c (tagged_tu_seen): Rename to ...
4408 (tagged_tu_seen_cache): this and add val field.
4409 (comptypes): Move functional to comptypes_internal
4410 and free tagged_tu_seen.
4411 (comptypes_internal): New function and call comptypes_internal
4412 instead of comptypes. Speed up by sibcalling
4413 tagged_types_tu_compatible_p.
4414 (alloc_tagged_tu_seen): New function
4415 (free_all_tagged_tu_seen_up_to): New function.
4416 (tagged_types_tu_compatible_p): Return the val of the seen two
4418 Add that the two types are the same to tagged_tu_seen_base
4419 if they are and call comptypes_internal instead of comptypes.
4420 <case UNION_TYPE>: Speed up common type where the fields are
4422 (function_types_compatible_p): Call comptypes_internal instead of
4424 (type_lists_compatible_p): Likewise.
4425 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
4427 2005-10-02 Matthias Klose <doko@debian.org>
4429 * doc/invoke.texi: Fix typo and speling error.
4431 2005-10-01 Richard Henderson <rth@redhat.com>
4433 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
4435 2005-10-01 Mark Mitchell <mark@codesourcery.com>
4437 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
4438 using --start-group and --end-group.
4440 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4442 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
4443 FIXME note regarding quirky semantics.
4445 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4448 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
4449 non-null range as a last resort.
4451 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
4452 Diego Novillo <dnovillo@redhat.com>
4455 * tree-vrp.c (extract_range_from_assert): For !=
4456 assertions, only build an anti-range if LIMIT is a
4457 single-valued range.
4459 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
4461 * arm.md (movqi): On thumb when optimizing, handle loading from
4462 memory by describing this as taking a subreg of a zero-extended load
4463 into an SImode register.
4466 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
4468 * reload1.c (merge_assigned_reloads): Do not change any
4469 RELOAD_FOR_OUTPUT_ADDRESS reloads.
4471 2005-09-30 Geoffrey Keating <geoffk@apple.com>
4473 * Makefile.in (LIPO_FOR_TARGET): Define.
4474 (STRIP_FOR_TARGET): Define.
4476 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
4477 before creating new ones. Do symlinks before creating the actual
4480 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
4481 to work out which multilibs are actually being built.
4483 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
4485 * tree-vect-transform.c, config/ms1/ms1.md,
4486 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
4487 Follow spelling conventions.
4488 * doc/invoke.texi, doc/md.texi: Fix typos.
4490 2005-09-30 Andrew Macleod <amacleod@redat.com>
4492 PR tree-optimization/21430
4493 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
4494 use operands, and set stmt pointer if need be.
4495 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
4496 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
4499 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4502 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
4504 2005-09-29 Mark Mitchell <mark@codesourcery.com>
4506 * optabs.c (expand_binop): Initialize first_pass_p.
4508 2005-09-29 Jakub Jelinek <jakub@redhat.com>
4511 * c-decl.c (c_write_global_declarations_1): If any
4512 wrapup_global_declaration_2 call returned true, restart the loop.
4514 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
4516 Fix PR tree-optimization/24117
4517 * tree-ssa-structalias.c (find_func_aliases): Strip nops
4518 before considering whether to use anyoffset.
4520 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
4524 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
4526 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
4528 (swap_commutative_operands_with_target): New.
4530 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
4533 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
4536 2005-09-29 Steven Bosscher <stevenb@suse.de>
4538 PR tree-optimization/23911
4539 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
4540 and IMAGPART_EXPR too.
4542 2005-09-28 Mark Mitchell <mark@codesourcery.com>
4545 * expmed.c (expand_shift): Move logic to reverse rotation
4546 direction when rotating by constants ...
4547 * optabs.c (expand_binop): ... here.
4548 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
4549 (ix86_rotrdi3): New pattern.
4550 (rotldi3): Handle 32-bit mode.
4551 (ix86_rotldi3): New pattern.
4553 2005-09-29 Alan Modra <amodra@bigpond.net.au>
4556 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
4557 check for numbers that need no bit twiddle.
4559 2005-09-28 Geoffrey Keating <geoffk@apple.com>
4561 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
4562 multilib to be built.
4564 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
4565 (stage1-start): Delete old libgcc and libunwind before moving
4566 anything into the stage directory.
4567 (stage2-start): Likewise.
4568 (stage3-start): Likewise.
4569 (stage4-start): Likewise.
4570 (stageprofile-start): Likewise.
4571 (stagefeedback-start): Likewise.
4572 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
4573 header in tm_file and CPU-specific t-darwin in tmake_file.
4574 (i[34567]86-*-darwin*): Don't change tm_file.
4575 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
4576 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
4577 shared library stub for target OS version.
4578 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
4579 (SHLIB_LINK): Don't make SHLIB_SOLINK.
4580 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
4581 (libgcc_s.%.dylib): New.
4583 (install-darwin-libgcc-stubs): New.
4584 (INSTALL_LIBGCC): New append.
4585 * config/i386/darwin-libgcc.10.4.ver: New.
4586 * config/i386/darwin-libgcc.10.5.ver: New.
4587 * config/i386/t-darwin: New.
4588 * config/rs6000/darwin-libgcc.10.4.ver: New.
4589 * config/rs6000/darwin-libgcc.10.5.ver: New.
4590 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
4591 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
4593 2005-09-28 Paul Brook <paul@codesourcery.com>
4595 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
4598 2005-09-28 Richard Guenther <rguenther@suse.de>
4600 PR tree-optimization/23853
4601 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
4602 host_integerp to verify misalignment value.
4604 2005-09-28 Richard Henderson <rth@redhat.com>
4606 * builtins.c (get_builtin_sync_mode): New.
4607 (expand_builtin_sync_operation): Pass in mode argument.
4608 (expand_builtin_compare_and_swap): Likewise.
4609 (expand_builtin_lock_test_and_set): Likewise.
4610 (expand_builtin_lock_release): Likewise.
4611 (expand_builtin): Update to match.
4613 2005-09-28 Nick Clifton <nickc@redhat.com>
4615 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
4616 formatting. Add check to PLUS case to ensure that the offset is
4617 within an acceptable range.
4619 * config/v850/v850.md (casesi): Disable the generation of the
4620 switch pattern as it is not being handled properly at the moment.
4622 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
4623 for when the high words are identical.
4625 2005-09-27 Richard Henderson <rth@redhat.com>
4627 * pretty-print.c (pp_base_format): Fix typo for %>.
4629 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
4630 Devang Patel <dpatel@apple.com>
4632 PR tree-optimization/23625
4633 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
4634 LABEL_EXPR, assertion check.
4636 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
4638 * optabs.c (no_conflict_move_test): Check if a result of a
4639 to-be-moved insn would be clobbered by an originally
4642 2005-09-27 Jeff Law <law@redhat.com>
4644 * passes.c (init_optimization_passes): Replace copy propagation
4645 passes immediately after DOM with phi-only copy propagation
4646 pases. Add phi-only copy propagation pass after first DOM pass.
4647 * tree-pass.h (pass_phi_only_copy_prop): Declare.
4648 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
4649 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
4650 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
4651 to init_copy_prop. Callers updated.
4652 (do_phi_only_copy_prop): New function.
4653 (pass_phi_only_copy_prop): New pass descriptor.
4655 2005-09-27 Nick Clifton <nickc@redhat.com>
4657 * libgcc2.c (__popcount_tab): Remove redundant prototype.
4659 2005-09-26 Jason Merrill <jason@redhat.com>
4662 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
4664 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
4666 2005-09-26 James E Wilson <wilson@specifix.com>
4668 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
4669 copyright. Add gcc copyright plus libgcc exception.
4670 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
4672 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
4674 2005-09-26 Jeff Law <law@redhat.com>
4676 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
4677 about when to iterate.
4679 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
4682 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
4683 for __complex__ double in -mcpu=G5 mode.
4685 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
4687 PR tree-optimization/23942
4688 * Makefile.in (SCEV_H): Depends on PARAMS_H.
4689 * tree-scalar-evolution.c: Include params.h.
4691 (follow_ssa_edge, follow_ssa_edge_in_rhs,
4692 follow_ssa_edge_in_condition_phi_branch,
4693 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
4694 Change return type to t_bool. Use a parameter to limit the size of
4695 trees that are walked before stopping
4696 (analyze_evolution_in_loop): Initialize the limit to 0.
4697 (follow_ssa_edge): Give up by returning t_dont_know if the limit
4698 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4700 2005-09-26 Uros Bizjak <uros@kss-loka.si>
4703 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
4704 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
4706 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
4708 * combine.c (make_extraction): Check for valid use of subreg.
4710 2005-09-26 Uros Bizjak <uros@kss-loka.si>
4713 * config/i386/i386.md ("*fistdi2_1"): New pattern.
4714 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
4715 ("fist<mode>2_with_temp"): Use only register operands.
4717 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
4719 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
4720 CALL_INSN_FUNCTION_USAGE.
4722 2005-09-26 Richard Guenther <rguenther@suse.de>
4725 * gcse.c: Include hashtab.h, define ldst entry hashtable.
4726 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
4727 (ldst_entry): Use the hashtable instead of list-walking.
4728 (find_rtx_in_ldst): Likewise.
4729 (free_ldst_entry): Free the hashtable.
4730 (compute_ld_motion_mems): Create the hashtable.
4731 (trim_ld_motion_mems): Remove entry from hashtable if
4732 removing it from list.
4733 (compute_store_table): Likewise^2.
4734 (store_motion): Free hashtable in case we did not see
4737 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
4739 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
4740 and arg1 if we are passing them to fold_build2.
4742 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
4745 * config/i386/i386.c (ix86_function_regparm): Fix the test for
4748 2005-09-25 Richard Henderson <rth@redhat.com>
4750 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
4751 SYMBOL_REF_TLS_MODEL to be correct.
4753 2005-09-24 Richard Henderson <rth@redhat.com>
4755 * ipa-type-escape.c (discover_unique_type): Remove dead code at
4756 end of function. Reindent.
4758 2005-09-24 Ian Lance Taylor <ian@airs.com>
4760 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
4761 NEGATE_EXPR/BIT_NOT_EXPR case.
4763 2005-09-24 Richard Henderson <rth@redhat.com>
4765 * c-common.c (handle_mode_attribute): When not modifying in place,
4766 create subtypes for enumerations.
4767 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
4768 * gimplify.c (create_tmp_from_val): Likewise.
4770 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
4772 * config/i386/i386.md (*tls_global_dynamic_64,
4773 *tls_local_dynamic_base_64): Add missing mode to call.
4774 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
4776 2005-09-24 Jan Hubicka <jh@suse.cz>
4778 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
4779 (cgraph_clone_node): Likewise.
4780 * cgraph.h (cgraph_clone_edge): Update prototype.
4781 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
4782 duplicated prototypes; add updating argument.
4783 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
4784 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
4786 (cgraph_mark_inline_edge): Likewise.
4787 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
4788 (cgraph_flatten_node): Likewise.
4789 (cgraph_decide_recursive_inlining): Likewise.
4790 (cgraph_decide_inlining_of_small_function): Likewise.
4791 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4793 2005-09-23 David Edelsohn <edelsohn@gnu.org>
4794 Pete Steinmetz <steinmtz@us.ibm.com>
4796 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
4797 (rldic.): Set type to "compare".
4799 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
4800 mfjmpr for MFCTR/MFLR.
4801 (movdf_hardfloat64): Same.
4802 (movdf_softfloat64): Same. Correct order of store and move types.
4803 (movti_string): Set type to store_ux/load_ux.
4804 (load_multiple): Set type to load_ux.
4805 (store_multiple): Set type to store_ux.
4806 (movmemsi): Set type to store_ux.
4807 (output_cbranch direct_return): Set type to jmpreg.
4808 (stmw): Set type to store_ux.
4809 (lmw): Set type to load_ux.
4810 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
4811 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
4812 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
4813 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
4814 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
4815 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
4816 (rios1-fpstore): Increase latency to 3.
4817 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
4818 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
4820 2005-09-23 David Edelsohn <edelsohn@gnu.org>
4821 Andrew Pinski <pinskia@physics.uc.edu>
4823 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
4824 operand2 constraint to "b".
4825 (sync_<fetchop_name>di_internal): Same.
4826 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
4828 (sync_old_<fetchop_name>di_internal): Same.
4829 (sync_new_<fetchop_name>si_internal): Same.
4830 (sync_new_<fetchop_name>di_internal): Same.
4832 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
4835 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
4836 case, define as macros.
4838 PR rtl-optimization/23837
4839 * optabs.c (no_conflict_move_test): Don't set must_stay for a
4840 clobber / clobber match between dest and p->first.
4842 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
4843 (no_conflict_move_test): Update comments.
4845 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
4847 * doc/install.texi: Update URL for Jacks.
4848 * doc/sourcebuild.texi: Likewise.
4850 2005-09-22 David Edelsohn <edelsohn@gnu.org>
4853 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
4854 registers when choosing register preferences.
4855 (movdf_hardfloat64): Same.
4857 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
4859 * expmed.c (expand_shift): Don't use the target of the rotate as
4860 target for the first expanded shift insn.
4861 * testsuite/gcc.dg/20050922-1.c: Testcase added.
4863 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
4865 PR tree-optimization/22438
4866 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
4867 preserved iv rhs rewriting specially.
4869 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
4871 * tree-data-ref.c (analyze_array_indexes): Only estimate when
4872 estimate_only is true.
4873 * tree-flow.h (ref_contains_indirect_ref): New prototype.
4874 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
4875 tree-ssa-structalias.c
4876 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
4877 ref_contains_indirect_ref.
4878 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
4880 2005-09-21 DJ Delorie <dj@redhat.com>
4882 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
4884 (mn10300_return_in_memory): Support variable size types also.
4885 (mn10300_pass_by_reference): Likewise.
4886 (mn10300_function_value): New.
4887 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
4888 (FUNCTION_OUTGOING_VALUE): Likewise.
4889 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
4890 * doc/invoke.texi: Document it.
4892 2005-09-21 Uros Bizjak <uros@kss-loka.si>
4895 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
4896 force integer op1 into register for XFmode compares.
4898 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
4901 * expmed.c (alg_code): Add alg_impossible.
4902 (alg_hash_entry): Add cost.
4903 (synth_mult): Record alg_impossible in the hash table if
4904 multiplication by a given integer is impossble within the
4905 limit. Speed up using alg_impossible.
4907 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
4909 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
4910 argument. Allow and set any offset if needs_anyoffset is passed
4912 (get_constraint_for): Add argument here too.
4914 (do_structure_copy): Pass NULL to get_constraint_for.
4915 (handle_ptr_arith): Ditto.
4916 (find_func_aliases): Ditto.
4918 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
4920 PR rtl-optimization/23898
4921 * output.h (get_attr_min_length): Declare.
4922 * final.c (get_attr_length_1): New function, broken out of:
4924 (get_attr_min_length): New function.
4925 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
4926 (duplicate_computed_gotos): Likewise.
4927 * genattr.c (insn_min_length): Generate declaration.
4928 * genattrtab.c (min_fn, min_attr_value): New functions.
4929 (make_length_attrs): Generate insn_min_length.
4931 2005-09-20 Steve Ellcey <sje@cup.hp.com>
4933 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
4935 2005-09-20 Richard Henderson <rth@redhat.com>
4937 PR tree-optimization/24059
4938 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
4941 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
4943 * c.opt (fextended-identifiers): New.
4944 * c-opts.c (c_common_handle_option): Handle
4945 -fextended-identifiers.
4946 * doc/cpp.texi: Update documentation of extended identifiers.
4947 * doc/cppopts.texi (-fextended-identifiers): Document.
4949 2005-09-20 Jakub Jelinek <jakub@redhat.com>
4951 PR tree-optimization/23929
4952 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
4955 PR tree-optimization/23818
4956 * tree-stdarg.c (execute_optimize_stdarg): Call
4957 calculate_dominance_info.
4959 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
4961 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
4962 (analyze_siv_subscript_cst_affine): Add weak SIV test.
4963 (compute_overlap_steps_for_affine_1_2): Use
4964 get_number_of_iters_for_loop.
4965 (analyze_subscript_affine_affine): Check whether difference is
4967 Use get_number_of_iters_for_loop.
4968 Check whether overlap occurs outside of bounds.
4969 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
4971 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
4973 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
4974 base register if possible.
4976 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
4978 PR tree-optimization/18463
4979 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
4980 converting it directly is not possible.
4981 (chrec_convert_aggressive): New function.
4982 * tree-chrec.h (chrec_convert_aggressive): Declare.
4983 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
4984 Fold chrec conversions aggressively if asked to.
4985 (instantiate_parameters): Modified because of changes in
4986 instantiate_parameters_1.
4988 2005-09-19 Richard Henderson <rth@redhat.com>
4990 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
4991 (reduc_splus_v2df): New.
4993 2005-09-19 Richard Sandiford <richard@codesourcery.com>
4995 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
4996 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
4998 2005-09-19 Richard Henderson <rth@redhat.com>
5000 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
5003 2005-09-19 Richard Henderson <rth@redhat.com>
5005 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
5006 (ia64_expand_dot_prod_v8qi): New.
5007 * config/ia64/ia64-protos.h: Update.
5008 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
5009 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
5010 sdot_prodv8qi, sdot_prodv4hi): New.
5011 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
5013 2005-09-19 Richard Henderson <rth@redhat.com>
5016 * real.c (exact_real_truncate): Return false if the format cannot
5017 represent the number as a normal.
5019 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
5020 for a memory source.
5022 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
5024 * tree-ssa-operands.c (swap_tree_operands): Export.
5025 * tree.h (swap_tree_operands): Declare.
5026 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
5027 Call swap_tree_operands.
5029 2005-09-19 Richard Henderson <rth@redhat.com>
5031 * tree-flow.h (merge_alias_info): Declare.
5032 * tree-ssa-copy.c (merge_alias_info): Export.
5033 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
5034 (vect_create_data_ref_ptr): Use create_iv directly.
5035 (vectorizable_load): Use correct types for integer constants.
5036 (vect_generate_tmps_on_preheader): Likewise.
5037 (vect_gen_niters_for_prolog_loop): Likewise.
5039 2005-09-19 Steven Bosscher <stevenb@suse.de>
5041 PR rtl-optimization/23943
5042 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
5044 2005-09-18 Jan Hubicka <jh@suse.cz>
5046 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
5048 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
5050 * varasm.c (output_constant): Do not abort on conversions to union
5051 types between different sizes.
5053 2005-09-18 Richard Guenther <rguenther@suse.de>
5056 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
5059 2005-09-18 Paul Brook <paul@codesourcery.com>
5061 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
5063 2005-09-17 Richard Henderson <rth@redhat.com>
5065 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
5066 * tree-ssa-loop.c (pass_vect_dce): Remove.
5067 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
5070 2005-09-17 Richard Henderson <rth@redhat.com>
5072 * tree-pass.h (pass_vect_dce): Declare.
5073 * passes.c (init_optimization_passes): Add it.
5074 * tree-flow.h (tree_ssa_dce): Declare.
5075 * tree-ssa-dce.c (tree_ssa_dce): Export.
5076 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
5077 (gate_tree_vectorize): ... here.
5078 (pass_vect_dce): New.
5080 2005-09-17 Jan Hubicka <jh@suse.cz>
5082 * except.c (struct eh_status): Turn region_array into vec.
5083 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
5084 convert_from_eh_region_ranges, find_exception_handler_labels,
5085 current_function_has_exception_handlers, assign_filter_values,
5086 build_post_landing_pads, dw2_build_landing_pads,
5087 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
5088 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
5089 foreach_reachable_handler, can_throw_internal_1,
5090 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
5092 (duplicate_eh_region_1): Update region_array.
5093 (duplicate_eh_regions): Resize region_array and avoid recomputing.
5095 2005-09-17 David Edelsohn <edelsohn@gnu.org>
5098 * expmed.c (expand_mult): Substitute simple register for op0 when
5101 2005-09-17 Richard Henderson <rth@redhat.com>
5103 * expr.c (emit_move_via_integer): Add force argument, pass it on
5104 to emit_move_change_mode. Update callers.
5105 (emit_move_complex): Pass true to new force argument.
5106 * function.c (expand_function_end): Move expand_eh_return call
5107 earlier. Merge sub-word complex values into a pseudo before
5108 copying to the return hard register.
5110 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
5112 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
5113 between different sizes.
5115 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
5119 * passes.c (init_optimization_passes): Register dump files for
5122 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
5124 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
5125 * config/s390/s390.c (s390_overlap_p): New function.
5126 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
5127 peephole2, "*xc" peephole2): Added overlap check to the peephole2
5130 2005-09-16 Richard Guenther <rguenther@suse.de>
5132 * ipa-pure-const.c (static_execute): Free auxiliar information.
5133 * ipa-type-escape.c (discover_unique_type): Free temporary key.
5134 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
5136 2005-09-15 DJ Delorie <dj@redhat.com>
5138 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
5140 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5142 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5144 (swap_commutative_operands_with_target): New.
5146 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
5148 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
5151 (estimate_iters_using_array): New function.
5152 * tree-data-ref.h (estimate_iters_using_array): Prototype
5153 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
5154 Use estimate_iters_using_array instead of analyze_array.
5156 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
5158 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
5161 2005-09-15 Michael Matz <matz@suse.de>
5163 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
5165 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
5167 PR tree-optimization/23835
5168 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
5169 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
5171 2005-09-14 Richard Henderson <rth@redhat.com>
5173 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
5174 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
5176 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
5178 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
5179 in the ARRAY_TYPE case.
5181 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
5183 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
5185 2005-09-14 Uros Bizjak <uros@kss-loka.si>
5188 * tree-vect-transform.c (vectorizable_operation): Return false for
5189 scalar shift operations and for vector shift operations with
5190 non-invariant shift arguments. Use scalar tree operand op1 as
5191 a shift operand when vector shift insn pattern uses scalar shift
5193 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
5195 2005-09-14 Olivier Hainque <hainque@adacore.com>
5197 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
5198 value if it has side-effects.
5200 2005-09-14 David Edelsohn <edelsohn@gnu.org>
5203 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
5205 2005-09-14 Alan Modra <amodra@bigpond.net.au>
5207 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
5208 passed as NAME as if it were label at start of function code.
5210 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
5212 * config/sh/sh.md (*movv4sf_i): Add general register cases to
5215 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
5217 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
5218 as early clobber. Rewrite so the PIC register is not implicitly used.
5220 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5222 * tree.c (annotate_with_file_line): Compare line numbers before
5225 2005-09-13 Uros Bizjak <uros@kss-loka.si>
5228 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
5229 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
5231 2005-09-13 Ian Lance Taylor <ian@airs.com>
5233 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
5234 than a HOST_WIDEST_INT to gen_doloop_begin.
5236 2005-09-13 Diego Novillo <dnovillo@redhat.com>
5238 * tree-dfa.c (dump_variable): Guard against NULL annotations.
5240 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
5242 PR tree-optimize/23817
5243 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
5245 2005-09-13 Alan Modra <amodra@bigpond.net.au>
5248 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
5249 word before changing the stack pointer. Use gen_frame_mem for MEMs.
5250 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
5251 (restore_stack_nonlocal): Likewise.
5252 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
5254 2005-09-12 Ian Lance Taylor <ian@airs.com>
5257 * c.opt (ffriend-injection): New C++ option.
5258 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
5259 (C++ Dialect Options): Document -ffriend-injection.
5261 2005-09-12 Josh Conner <jconner@apple.com>
5264 * ipa-reference.c (static_execute): Don't mark variables in
5265 named sections TREE_READONLY.
5267 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5269 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
5272 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
5274 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
5275 V_MUST_DEF instead of just the first_use_p.
5276 Don't mark the virtual variables for renaming on the statement which
5278 (pass_dse): Remove TODO_update_ssa.
5280 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
5283 * stor-layout.c (compute_record_mode): For records with a single
5284 field, actually check the field's mode size against the type size.
5286 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
5287 registers for TARGET_SHMEDIA.
5288 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
5289 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
5290 of GENERAL_REGS and FP_REGS.
5292 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5294 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
5296 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5298 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
5299 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
5300 are omitted. Exclude stack_tie insn too.
5302 2005-09-11 David Edelsohn <edelsohn@gnu.org>
5304 PR rtl-optimization/23098
5305 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
5307 * config/rs6000/rs6000.md (movdf splitter): Use
5308 const_double_operand predicate for TARGET_POWERPC64.
5309 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
5310 SYMBOL_REF method to ABI_V4.
5312 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
5313 replace_equiv_address.
5314 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
5315 rs6000_sr_alias_set and MEM_NOTRAP.
5316 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
5318 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
5320 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
5321 handle CALL_EXPR again.
5323 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
5325 * arm/predicates.md (alignable_memory_operand): Delete.
5327 2005-09-10 Richard Henderson <rth@redhat.com>
5330 * dbxout.c (dbxout_expand_expr): New.
5331 (dbxout_symbol): Use it.
5333 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
5335 * arm.c (arm_gen_rotated_half_load): Delete.
5336 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
5337 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
5338 (thumb_set_return_address): Likewise.
5339 (thumb_load_double_from_address): Use adjust_address.
5340 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
5341 (extendhsisi2_mem, movhi_bytes): Use change_address.
5342 (movhi): Use widen_memory_access.
5343 (reload_out_df): Use replace_equiv_address.
5344 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
5346 2005-09-09 Richard Henderson <rth@redhat.com>
5349 * dbxout.c: Include expr.h.
5350 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
5351 (dbxout_symbol): Handle DECL_VALUE_EXPR.
5352 * Makefile.in (dbxout.o): Add EXPR_H.
5354 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
5356 PR tree-optimization/23509
5357 * tree-cfg.c (replace_uses_by): Use replace_exp.
5358 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
5359 pointers have name_mem_tag or type_mem_tag set.
5361 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5363 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
5364 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
5365 of wrongly accessing operands.
5367 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5369 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
5370 * tree-chrec.c: Include tree-scalar-evolution.h.
5371 (chrec_convert): Instantiate the base and step before calling
5372 scev_probably_wraps_p that would fail on parametric evolutions.
5373 Collect all the fails into a single section failed_to_convert,
5374 print a diagnostic, and return chrec_dont_know instead of calling
5376 * tree-scalar-evolution.c (loop_closed_phi_def): New.
5377 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
5379 (scev_const_prop): Don't replace the definition of a loop closed ssa
5380 phi node by itself, or by another loop closed ssa phi node.
5381 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
5382 that base and step are defined.
5384 2005-09-09 Richard Guenther <rguenther@suse.de>
5387 * fold-const.c (fold_ternary): Check truth_value_p before
5388 calling invert_truthvalue.
5390 2005-09-09 Nick Clifton <nickc@redhat.com>
5392 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
5393 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
5394 dimension of these arrays.
5395 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
5397 * longlong.h: Only provide a prototype for the __clz_tab[] array
5398 if this header has not been included from libgcc2.h.
5399 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
5401 Provide prototypes for exported functions.
5402 Use the __clz_tab[] and __popcount_tab[] arrays provided by
5405 2005-09-08 Josh Conner <jconner@apple.com>
5409 * expr.c (expand_expr_addr_expr_1): Don't invoke
5410 expand_simple_binop for EXPAND_INITIALIZER.
5412 2005-09-08 Richard Henderson <rth@redhat.com>
5415 * toplev.c (wrapup_global_declaration_1): Split out ...
5416 (wrapup_global_declaration_2): ... from ...
5417 (wrapup_global_declarations): ... here. Return bool.
5418 (check_global_declaration_1): Split out ...
5419 (check_global_declarations): from here.
5420 (emit_debug_global_declarations): New.
5421 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
5422 check_global_declaration_1, emit_debug_global_declarations): Declare.
5423 * c-decl.c (c_write_global_declarations_1): Don't create a vector
5424 of decls. Call wrapup_global_declaration_1,
5425 wrapup_global_declaration_2, check_global_declaration_1 directly.
5426 (c_write_global_declarations_2): New.
5428 (c_write_global_declarations): Call c_write_global_declarations_2.
5429 * langhooks.c (write_global_declarations): Call
5430 emit_debug_global_declarations.
5432 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
5433 remove decls that have DECL_RTL_SET_P.
5434 * passes.c (rest_of_decl_compilation): Invoke
5435 cgraph_varpool_finalize_decl for all but functions.
5437 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5439 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
5440 the result of a conversion if the new min and max cannot be compared.
5442 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
5444 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
5445 (override_options): Setting s390_sr_alias_set removed.
5446 (save_fpr, save_gprs): Set alias set to vararg or frame.
5447 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
5448 s390_sr_alias_set with get_frame_alias_set ().
5449 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
5450 get_varargs_alias_set ().
5452 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5456 * c-parser.c (c_parser_objc_method_definition): If the next
5457 token is not "{", error out and don't start the function.
5459 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5461 * tree-vrp.c (extract_range_from_expr): Move the check for non
5462 nullness after the check for gimple invariant.
5464 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5466 * tree.c (host_integerp, tree_low_cst): Correct function comment.
5468 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5471 * config/m32r.md (movmemsi_internal): Canonicalize order of
5472 operands in PLUS component of template.
5474 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
5476 * reload1.c (fixup_eh_region_note): Remove assertion.
5477 (fixup_abnormal_edges): Reverted removal of call to
5478 find_many_sub_basic_blocks made on 2005-08-31.
5480 2005-09-07 Richard Henderson <rth@redhat.com>
5482 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
5483 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
5484 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
5485 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
5486 rearrange for better packing.
5487 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
5488 (lookup_cfa_1): Remove inline marker.
5489 (cfa_equal_p): Split out of ...
5490 (def_cfa_1): ... here. Use INVALID_REGNUM.
5491 (build_cfa_loc): Handle !cfa->indirect.
5492 (frame_pointer_cfa_offset): New.
5493 (dbx_reg_number): Assert register elimination performed; do
5494 leaf register remapping.
5495 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
5496 (eliminate_reg_to_offset): New.
5497 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
5498 for verifiably local stack frame addresses; re-base to CFA.
5499 (mem_loc_descriptor): Remove can_use_fbreg argument.
5500 (concat_loc_descriptor, loc_descriptor): Likewise.
5501 (containing_function_has_frame_base): Remove.
5502 (rtl_for_decl_location): Don't do register elimination or
5503 leaf register remapping here.
5504 (secname_for_decl): Split out from ..
5505 (add_location_or_const_value_attribute): ... here.
5506 (convert_cfa_to_loc_list): New.
5507 (compute_frame_pointer_to_cfa_displacement): New.
5508 (gen_subprogram_die): Use them.
5509 * tree.h (frame_base_decl): Remove.
5510 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
5511 (prologue_stack_adjust): Remove.
5512 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
5513 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
5514 (set_frame_base_location): Remove.
5515 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
5516 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
5517 (vt_add_function_parameters): Don't eliminate_regs.
5518 (vt_initialize): Don't create frame_base_decl.
5520 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5522 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
5523 version of GNU binutils for 4.x and later.
5525 2005-09-06 Mark Mitchell <mark@codesourcery.com>
5527 * ggc-page.c (ggc_push_context): Remove.
5528 (ggc_pop_context): Likewise.
5529 * ggc.h (ggc_push_context): Remove.
5530 (ggc_pop_context): Likewise.
5532 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5535 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
5536 returning from an interrupt handler.
5538 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5541 * config/arc/arc.c (output_shift): Add check for loop count when
5544 2005-09-06 Steven Bosscher <stevenb@suse.de>
5546 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
5548 (abs_replacement): Likewise.
5549 (pass_phiopt): Remove TODO_update_ssa.
5551 2005-09-06 Jakub Jelinek <jakub@redhat.com>
5554 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
5555 if "return with no value, in function returning non-void" warning
5557 * tree-cfg.c (execute_warn_function_return): Don't look at
5558 RETURN_EXPRs with TREE_NO_WARNING set.
5561 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
5562 for internal functions doesn't use registers used by global registers
5563 variables. Use fewer register parameters if there are global register
5566 2005-09-06 Olivier Hainque <hainque@adacore.com>
5567 Eric Botcazou <ebotcazou@adacore.com>
5570 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
5571 when we would be extracting outside its bit span (bitpos+bitsize
5572 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
5573 Ada unchecked conversions.
5575 2005-09-06 Steven Bosscher <stevenb@suse.de>
5577 * tree-ssa-pre.c (try_look_through_load): New function.
5578 (compute_avail): Use it to try to look through loads for some
5579 more useful expressions.
5581 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5583 * simplify-rtx.c (simplify_binary_operation_1): Correct the
5584 condition for detecting cases like (a&a) and (a^a).
5586 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
5588 * common.opt: Add option ftree-vect-loop-version.
5589 * params.def: Add --param vect-max-version-checks.
5590 * doc/invoke.texi: Document ftree-vect-loop-version and
5591 --param vect-max-version-checks.
5592 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
5593 may_misalign_stmts and defines for accessors.
5594 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
5595 LOOP_VINFO_MAY_MISALIGN_STMTS.
5596 (destroy_loop_vec_info): VEC_free for
5597 LOOP_VINFO_MAY_MISALIGN_STMTS.
5598 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5599 Update documentation.
5600 (vect_update_misalignment_for_peel): New.
5601 (vect_enhance_data_refs_alignment): Update to choose loop
5602 peeling or loop versioning if appropriate for the (potentially)
5603 unaligned data references in the loop.
5604 (vect_analyze_data_refs_alignment): Remove call to
5605 vect_enhance_data_refs_alignment so the checks can be done
5607 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
5608 and move up call to vect_analyze_data_refs_alignment.
5609 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
5610 (vect_transform_loop): Add call to loop_version.
5612 2005-09-06 Jakub Jelinek <jakub@redhat.com>
5614 PR rtl-optimization/23098
5615 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
5616 * simplify-rtx.c (constant_pool_reference_p): New function.
5617 * rtl.h (constant_pool_reference_p): New prototype.
5618 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
5619 constant_pool_reference_p in condition and
5620 avoid_constant_pool_reference in preparation statements.
5622 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
5624 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
5625 STRICT_LOW_PART SETs.
5627 2005-09-06 Alan Modra <amodra@bigpond.net.au>
5630 * except.c (sjlj_emit_function_enter): Find the function begin
5631 note even when it's not in first basic block.
5633 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
5635 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
5636 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
5637 * aclocal.m4: Regenerate.
5639 2005-09-05 DJ Delorie <dj@redhat.com>
5641 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
5644 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
5646 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
5647 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
5648 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
5649 Follow spelling conventions.
5650 * doc/invoke.texi: Follow spelling conventions.
5652 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
5654 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
5655 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
5656 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
5658 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
5661 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
5662 (output_stack_adjust): Use gen_tmp_stack_mem.
5663 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
5664 (sh_set_return_address, sh_allocate_initial_value): Likewise.
5665 (sh_get_pr_initial_val): Likewise.
5666 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
5667 (sh_initialize_trampoline): Likewise. Also use adjust_address.
5668 * sh.md (divsi_inv_m0): Use gen_const_mem.
5669 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
5670 (movdf_i4+1): Use gen_tmp_stack_mem.
5671 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
5672 (fpu_switch+2): Likewise.
5673 (movv4sf_i, movv16sf_i): Use adjust_address.
5674 (symGOT_load): Set MEM_NOTRAP_P bit.
5676 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5679 * pa.c (emit_move_sequence): Fix typo in last change.
5681 2005-09-03 Jakub Jelinek <jakub@redhat.com>
5683 PR rtl-optimization/23454
5684 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
5687 2005-09-03 Richard Henderson <rth@redhat.com>
5688 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5691 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
5694 2005-09-02 Nicolas Pitre <nico@cam.org>
5696 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
5697 to bit_count to 32 bits.
5699 2005-08-31 Mark Mitchell <mark@codesourcery.com>
5702 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
5703 generating synthetic loads from volatile lvalues.
5705 005-09-02 Nick Clifton <nickc@redhat.com>
5707 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
5708 __ctzhi2, __clzhi2): New functions.
5710 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
5713 * tree-nested.c (struct var_map_elt): Mark with GTY.
5714 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
5716 (lookup_field_for_decl): Allocate new element in GC memory.
5717 (lookup_tramp_for_decl): Likewise.
5718 (convert_nl_goto_reference): Likewise
5719 (create_nesting_tree): Allocate info in GC memory. Likewise for
5721 (free_nesting_tree): Free with ggc_free instead of free.
5722 (root): New static variable.
5723 (lower_nested_functions): Remove root as local variable. And zero out
5724 root at the end of the function.
5726 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
5728 PR rtl-optimization/20365
5729 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
5730 to short. New member ix.
5731 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
5732 (simplify_plus_minus): Initialize ix members before calling qsort.
5734 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
5736 PR tree-optimization/23626
5737 * tree-cfg.c (replace_uses_by): Clean up eh info.
5739 2005-09-01 DJ Delorie <dj@redhat.com>
5741 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
5744 2005-09-01 David Edelsohn <edelsohn@gnu.org>
5746 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
5747 (rs6000_split_multireg_move): Use replace_equiv_address instead of
5750 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
5752 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
5753 do not issue warning for a variable definition following
5756 2005-09-01 Richard Henderson <rth@redhat.com>
5759 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
5760 conversion to CONST_VECTOR.
5762 2005-09-01 Richard Henderson <rth@redhat.com>
5765 * reload1.c (reload_as_needed): Check !CALL_P before calling
5766 fixup_eh_region_note.
5767 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
5769 2005-09-01 DJ Delorie <dj@redhat.com>
5771 * varasm.c (output_constant): Let the target resolve
5772 conversions of addresses to non-default pointer sizes.
5774 2005-09-01 Nicolas Pitre <nico@cam.org>
5776 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
5777 to alow matching ARM pre-indexed addressing mode.
5778 (arm_override_options): Remove now irrelevant comment.
5780 2005-09-01 Phil Edwards <phil@codesourcery.com>
5782 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
5783 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
5784 * config/i386/vxworks.h: Likewise.
5785 * config/i386/t-vxworksae: New file, for VxWorks AE.
5786 * config/i386/vxworksae.h: Likewise.
5788 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
5790 PR tree-optimization/23410
5791 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
5792 sequence is not wrapping during the first step.
5794 2005-09-01 Jakub Jelinek <jakub@redhat.com>
5797 * dwarf2out.c (base_type_die): Compare char_type_node with
5798 TYPE_MAIN_VARIANT (type), not type.
5800 2005-09-01 Richard Guenther <rguenther@suse.de>
5802 PR tree-optimization/15366
5803 * common.opt: Add -finline-functions-called-once.
5804 Put -fearly-inlining in alphabetically ordered place.
5805 * doc/invoke.texi: Document new option.
5806 * ipa-inline.c (cgraph_decide_inlining): Honour
5807 flag_inline_functions_called_once.
5809 2005-09-01 Jakub Jelinek <jakub@redhat.com>
5811 PR rtl-optimization/23478
5812 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
5813 (alloc_qty): Initialize it.
5814 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
5815 (combine_regs): Combine also n_throwing_calls_crossed fields.
5816 (find_free_reg): Don't attempt to caller-save pseudos crossing
5817 calls that might throw.
5818 * global.c (struct allocno): Add throwing_calls_crossed field.
5819 (global_alloc): Revert 2005-08-22 change. Initialize
5820 throwing_calls_crossed.
5821 (find_reg): Don't attempt to caller-save pseudos crossing calls that
5824 2005-09-01 Alan Modra <amodra@bigpond.net.au>
5827 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
5828 (mask64_operand): Reinstate code prior to 2005-06-11 change.
5829 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
5830 (and64_2_operand): Tweak to use predicate.
5831 (and_operand): Adjust for mask_operand changes.
5832 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
5833 (print_operand): Likewise.
5834 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
5835 (mask64_1or2_operand): Delete.
5836 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
5837 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
5838 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
5839 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
5840 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
5841 (rotldi3_internal4): Likewise.
5842 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
5843 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
5844 (ashldi3_internal7): Likewise.
5845 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
5846 (ashldi3_internal, ashldi3_internal9 split): Likewise.
5847 (anddi3 split): Don't match mask64_operand.
5848 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
5849 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
5850 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
5851 't' splitter predicate.
5852 (movdi_internal64 + 2): Revert 2005-06-11 change.
5854 2005-08-31 DJ Delorie <dj@redhat.com>
5856 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
5857 (m32c_asm_integer): Add support for 32 bit pointers.
5859 2005-08-31 Richard Henderson <rth@redhat.com>
5861 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
5862 component-like references for setting MEM_NOTRAP_P.
5864 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
5865 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
5867 2005-08-31 Richard Henderson <rth@redhat.com>
5869 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
5870 into a pseudo before applying gen_lowpart.
5872 2005-08-31 Geoffrey Keating <geoffk@apple.com>
5874 * doc/install.texi (Specific): Update cctools version required
5875 for full functionality.
5876 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
5877 linkers as -macosx_version_min.
5879 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
5882 * sh.c (print_operand, %R and %S): Add handling of floating point
5883 registers, memory, constants and invalid operands.
5885 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
5887 * ipa-pure-const.c: Change dump name.
5889 2005-08-31 Uros Bizjak <uros@kss-loka.si>
5892 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
5893 to "reg_or_0_operand".
5894 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
5896 2005-08-31 Dale Johannesen <dalej@apple.com>
5898 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
5899 loops that count down.
5901 2005-08-31 Richard Henderson <rth@redhat.com>
5904 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
5905 (fixup_eh_region_note): New.
5906 (reload_as_needed): Call it.
5907 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
5908 don't call find_many_sub_basic_blocks; call verify_flow_info.
5909 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
5910 (keep_stack_depressed): Likewise.
5911 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
5913 2005-08-31 Richard Henderson <rth@redhat.com>
5915 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
5918 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
5920 * expr.c (expand_expr_real_1): Compare size of address
5921 mode to target's address mode size in deciding expansion of
5922 the constant address.
5924 2005-08-31 Richard Guenther <rguenther@suse.de>
5927 * expr.c (all_zeros_p): New function.
5928 (expand_expr_real_1): Handle the case of an all-zero
5929 non-addressable constructor separately.
5931 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
5933 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
5934 arguments, adjust all callers.
5935 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
5937 2005-08-30 Richard Henderson <rth@redhat.com>
5940 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
5941 whenever the mode sizes match.
5943 2005-08-31 Alan Modra <amodra@bigpond.net.au>
5945 * calls.c (load_register_parameters): Fix comment typo.
5946 * expr.c (emit_push_insn): Comment formatting.
5948 2005-08-30 Ian Lance Taylor <ian@airs.com>
5950 * config/i386/x-cygwin (host-cygwin): Change dependency from
5951 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
5953 2005-08-29 Geoffrey Keating <geoffk@apple.com>
5955 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
5958 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
5961 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
5962 call to ggc_collect.
5964 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
5967 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
5968 beginning. Remove $(INCLUDES) from all the rules, if following
5969 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
5971 2005-08-29 Jakub Jelinek <jakub@redhat.com>
5974 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
5975 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
5976 not constant, but maxlen is, don't set len to maxlen, rather
5977 set maxlen to len if len is a constant.
5979 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
5981 PR tree-optimization/23475
5982 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
5985 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
5987 Fix PR middle-end/22455
5989 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
5990 Checksum only the parts of the tree that exist for the tree code.
5992 2005-08-28 Dale Johannesen <dalej@apple.com>
5994 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
5996 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
5998 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
6000 2005-08-28 Richard Henderson <rth@redhat.com>
6002 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
6003 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
6006 2005-08-28 Jakub Jelinek <jakub@redhat.com>
6009 * builtins.c (get_memory_rtx): Don't strip nops
6010 in between COMPONENT_REFs.
6012 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
6015 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
6017 (gimplify_modify_expr): Check for zero sized types and gimplify the
6018 rhs and lhs as statements.
6020 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
6023 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
6024 state for return address column of signal frames.
6026 2005-08-27 David Edelsohn <edelsohn@gnu.org>
6029 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
6030 bytes >= 2 not bytes == 2.
6031 (expand_block_move): Same.
6033 2005-08-27 Richard Guenther <rguenther@suse.de>
6036 * config/i386/sse.md (sse2_movsd): Add missing closing
6039 2005-08-27 Paul Brook <paul@codesourcery.com>
6041 * genrecog.c (enum decision_type): Add DT_num_insns.
6042 (struct decision_test): Add u.num_insns.
6043 (add_to_sequence): Add DT_num_insns test.
6044 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
6045 (write_cond, debug_decision_2): Ditto.
6046 (change_state): Assume peep2_next_insn never fails.
6047 Remove "afterward" argument.
6048 (write afterward, write_tree): Update to match.
6049 * recog.c (peep2_current_count): New variable.
6050 (peep2_next_insn): Check it.
6051 (peephole2_optimize): Set peep2_current_count.
6052 * recog.h (peep2_current_count): Declare.
6054 2005-08-26 Josh Conner <jconner@apple.com>
6057 * ipa-pure-const.c (check_tree): Check for volatile-ness
6058 when considering a dereference.
6060 2005-08-27 Jakub Jelinek <jakub@redhat.com>
6062 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
6064 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6066 PR rtl-optimization/23561
6067 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
6068 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
6069 at most LEN bytes long memory fits into the field.
6070 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
6071 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
6072 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
6074 2005-08-26 Richard Henderson <rth@redhat.com>
6077 * loop.c (biased_biv_may_wrap_p): New.
6078 (maybe_eliminate_biv_1): Use it to suppress non-equality
6079 comparison transformations. Delete disabled code.
6081 2005-08-26 Ian Lance Taylor <ian@airs.com>
6083 * combine.c (make_extraction): Avoid reference outside object.
6085 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
6087 * stor-layout.c (finalize_type_size): Restore behaviour for
6088 non-aggregate types to the status quo ante of the patch for
6089 pr 23467. Document why it matters.
6091 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6094 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
6095 array by one element, initialize the BT_LAST element with NULL.
6097 2005-08-26 David Edelsohn <edelsohn@gnu.org>
6099 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
6100 optimizing for size.
6102 (compare_plus_eqsi): Same.
6103 (plus_eqsi_compare): Same.
6104 (neg_eq0<mode>): Same.
6105 (neg_eq<mode>): Same.
6107 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
6110 2005-08-26 Nick Clifton <nickc@redhat.com>
6112 * config/v850/v850.c (ep_memory_operand): Return FALSE if
6113 TARGET_EP is not defined.
6114 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
6115 TARGET_EP is enabled.
6116 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
6117 * config/v850/v850.md (save_all_interrupt): Only use the EP
6118 register if TARGET_EP is defined.
6119 (restore_all_interrupt): Likewise.
6120 * config/v850/lib1funcs.asm: Update functions so that the EP
6121 register is only used if __EP__ is defined.
6123 2005-08-26 David Ung <davidu@mips.com>
6125 * config/mips/mips.c (mips_expand_prologue): Handle case when
6126 generating for MIPS16 and the outgoing argument area is more than
6127 SMALL_OPERAND. Use the frame pointer as temporary to generate the
6130 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
6132 * config/crx/crx.md: Make doloop_end pattern usage controllable
6133 via mloop-nesting=<max-nesting> command line switch. Make sure
6134 the combiner cannot use doloop_end_<mode> in an illegal way.
6135 * config/crx/crx.c: Use regs up to r6 for argument passing.
6136 Refine crx_address_cost (non cst4 displacements are expensive).
6137 * config/crx/crx.opt: Add switch for mloop-nesting=.
6139 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
6141 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
6142 (UNSPEC_MVST): New constant.
6144 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
6146 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
6147 Reject operands containing eliminable registers.
6148 * testsuite/gcc.dg/20050825-1.c: New testcase.
6150 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6151 Jan Hubicka <jh@suse.cz>
6153 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
6155 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6157 PR tree-optimization/23546
6158 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
6161 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
6163 * params.def (PARAM_MIN_SPEC_PROB): New.
6164 * sched-rgn.c (MIN_PROBABILITY): Delete.
6165 (compute_trg_info): Convert to PARAM_VALUE.
6166 * doc/invoke.texi (param): Document min-spec-prob.
6168 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
6170 * config/darwin.h: define __PIC__
6171 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
6172 TARGET_OS_CPP_BUILTINS macro.
6174 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6176 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
6179 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6181 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
6183 * cfghooks.c (duplicate_block): Added position where to place
6184 new block as argument.
6185 * cfghooks.h (duplicate_block): Declaration changed.
6186 * cfglayout.c (copy_bbs): Add argument after. Pass it to
6188 * cfglayout.h (copy_bbs): Declaration changed.
6189 * cfgloop.h (loop_version): Declaration changed.
6190 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
6191 position to copy_bbs.
6192 (loop_version): Pass position to duplicate_loop_to_header_edge.
6193 Add place_after argument and position new blocks according to
6195 * modulo-sched.c (sms_schedule): Pass place_after argument
6197 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
6198 * tree-cfg.c (split_edge_bb_loc): New function.
6199 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
6200 to determine position of new blocks.
6201 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
6203 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
6204 argument to duplicate_block.
6205 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
6206 Pass position to copy_bbs.
6208 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6210 * fold-const.c (ptr_difference_const): Use
6211 cst_and_fits_in_hwi instead of host_integerp.
6213 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6215 * config/darwin.c (gen_pic_offset): New.
6216 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
6219 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
6221 PR tree-optimization/23486
6222 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
6224 2005-08-23 Phil Edwards <phil@codesourcery.com>
6226 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
6227 remove use_collect2.
6228 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
6230 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
6231 configuration files to override the default value.
6233 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
6234 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
6235 * config/vx-common.h: New file, split out from...
6236 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
6237 * config/vxworksae.h: New file, for VxWorks AE.
6238 * config/vxworks.opt: New file.
6239 * config/vxlib.c: Update for VxWorks 6.
6241 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
6242 other MULTILIB_* variables appropriately.
6243 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
6244 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
6245 * config/rs6000/vxworks.h: Update for VxWorks 6.
6246 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
6248 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
6251 * config/darwin.c (machopic_select_section): Remove the hack to
6252 mark "::operator new" and "::operator delete" for coalescing
6253 even though they are not weak.
6255 2005-08-24 Alan Modra <amodra@bigpond.net.au>
6257 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
6258 * configure: Regenerate.
6260 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6263 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
6265 * convert.c (convert_to_integer, convert_to_vector): Likewise.
6266 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
6269 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6271 * config/rs6000/predicates.md (equality_operator): New.
6272 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
6273 comparison with a large constant.
6275 2005-08-23 Mark Mitchell <mark@codesourcery.com>
6277 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
6279 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
6281 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
6282 registers is even, and we have a hardware double precision fp,
6284 (sh_gimplify_va_arg_expr): For floating point arguments, consider
6285 size of current argument when checking if argument was passed in
6288 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
6291 * stor-layout.c (finalize_type_size): Dont override
6292 existing alignment with a smaller alignment from the mode.
6294 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6296 * lambda-code.c (lambda_vector_lexico_pos): Moved...
6297 * lambda.h (lambda_vector_lexico_pos): ... here.
6298 * tree-data-ref.c (build_classic_dist_vector): Return false when
6299 the distance vector is lexicographically negative.
6301 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6303 PR tree-optimization/23511
6304 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
6305 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
6307 2005-08-23 Jakub Jelinek <jakub@redhat.com>
6309 PR tree-optimization/22043
6310 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
6311 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
6312 If ALLOW_FLEXARR, handle types ending with flexible array member.
6313 Pass false as second argument to recursive count_type_elements calls.
6314 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
6315 argument to count_type_elements call.
6316 * tree-sra.c (decide_block_copy): Likewise.
6317 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
6318 for a constant-sized object, set cleared as well. Pass true as
6319 second argument to count_type_elements call.
6321 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6324 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
6325 from legitimate_small_data_p, and make global. Update use.
6326 Remove forward declaration.
6327 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
6329 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
6331 2005-08-23 David Edelsohn <edelsohn@gnu.org>
6333 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
6334 of scratch intermediates.
6335 (eq<mode>_compare): Same.
6336 (neg_eq0<mode>): New.
6337 (neg_eq<mode>): Convert to define_insn_and_split.
6339 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6342 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
6343 stdarg functions, set/clear the fp marker even when no variable
6345 * config/rs6000/sysv4.opt (mprototype): Describe.
6347 2005-08-22 Jakub Jelinek <jakub@redhat.com>
6349 PR rtl-optimization/23478
6350 * regs.h (reg_info): Add throw_calls_crossed.
6351 (REG_N_THROWING_CALLS_CROSSED): Define.
6352 * flow.c (allocate_reg_life_data): Initialize
6353 REG_N_THROWING_CALLS_CROSSED.
6354 (propagate_one_insn, attempt_auto_inc): Update
6355 REG_N_THROWING_CALLS_CROSSED.
6356 * global.c (global_alloc): Don't allocate pseudos across
6357 calls that may throw.
6359 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
6362 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
6363 value is inbetween the range if we did not find an exact match.
6365 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
6367 * doc/invoke.texi (Option Summary): Add ms1 options.
6368 * doc/extend.texi: Document interrupt handler attribute for ms1.
6369 * doc/md.texi: Document ms1 constraints.
6370 * config.gcc: Add ms1-*-elf.
6371 * config/ms1/ms1.h: New.
6372 * config/ms1/ms1.c: New.
6373 * config/ms1/ms1.md: New.
6374 * config/ms1/ms1-protos.h: New.
6375 * config/ms1/ABI.txt: New.
6376 * config/ms1/crti.asm: New.
6377 * config/ms1/crtn.asm: New.
6378 * config/ms1/lib2extra-funcs.c: New.
6379 * config/ms1/t-ms1: New.
6380 * config/ms1/ms1.opt: New.
6382 2005-08-22 Ira Rosen <irar@il.ibm.com>
6384 * config/rs6000/altivec.md (xorv4sf3): New.
6385 (negv4sf2, neg<mode>2): Likewise.
6387 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
6390 * config/ia64/ia64.md (divsi3): Check divide by zero.
6391 (udivsi3): Likewise.
6393 (udivdi3): Likewise.
6395 2005-08-21 Jakub Jelinek <jakub@redhat.com>
6397 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
6398 up to elem_bitsize bits, not max_bitsize.
6400 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6402 PR tree-optimization/23433
6403 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
6404 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
6406 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6408 PR tree-optimization/23434
6409 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
6410 the iteration bound is not an INTEGER_CST.
6412 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
6414 * tree-vect-transform.c (get_initial_def_for_reduction): Set
6415 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
6416 NULL if need_epilog_adjust is false.
6417 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
6418 Case 3 always peels first itration, not just for PLUS case, and no need
6419 to use scalar_initial_def here. Create an epilog adjustment only if
6420 scalar_initial_def is not NULL.
6422 (vectorizable_reduction): Remove assert.
6424 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
6427 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
6428 (__moddi3): Likewise.
6429 (__udivdi3): Likewise.
6430 (__umoddi3): Likewise.
6431 (__divsi3): Likewise.
6432 (__modsi3): Likewise.
6433 (__udivsi3): Likewise.
6434 (__umodsi3): Likewise.
6436 2005-08-20 Jakub Jelinek <jakub@redhat.com>
6438 * tree-pass.h (TDF_GRAPH): Define.
6439 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
6440 * passes.c (finish_optimization_passes): Only call
6441 finish_graph_dump_file if TDF_GRAPH is set.
6442 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
6443 NULL. Set TDF_GRAPH bit.
6444 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
6446 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
6448 * arm.h (arm_stack_offsets): Add locals_base field.
6449 * arm.c (arm_get_frame_offsets): Compute it.
6450 (thumb_compute_initial_elimination offset): Make the Thumb frame
6451 pointer point to the base of the local variables.
6452 (thumb_expand_prologue): Update accordingly.
6453 (thumb_expand_epilogue): Likewise.
6455 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
6456 mode of clobbered scratch to DImode. Handle a case that's known to
6459 2005-08-19 David Edelsohn <edelsohn@gnu.org>
6461 * config/rs6000/rs6000.md (gt0<mode>): Delete.
6462 (gt0<mode>_compare): Delete.
6463 (neg_gt0<mode>): Delete.
6465 2005-08-19 Eric Christopher <echristo@apple.com>
6467 * optabs.h: Change CTI_ to COI_.
6470 2005-08-19 James E Wilson <wilson@specifix.com>
6472 * builtins.c (expand_builtin_return_addr): Set
6473 current_function_accesses_prior_frames when count != 0. Use
6474 frame_pointer_rtx when count == 0.
6475 * function.h (struct function): Add accesses_prior_frames field.
6476 (current_function_accesses_prior_frames): Define.
6477 * reload1.c (init_elim_table): Check
6478 current_function_accesses_prior_frames.
6479 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
6481 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6483 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
6484 indicator. Return true if the flowgraph changed during
6487 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6490 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
6491 conditional expression before testing its value.
6493 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6495 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
6497 2005-08-19 Devang Patel <dpatel@apple.com>
6499 PR tree-optimization/23048
6500 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
6501 third parameter. Check whether latch is dominated by exit
6503 (if_convertible_loop_p): Supply exit block itself to
6504 if_convertible_bb_p.
6506 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
6509 * arm.md (arm_load_pic_register): Change argument to the mask of
6510 saved registers. Call thumb_find_work_register if we need a
6511 scratch register on Thumb.
6512 (arm_expand_prologue): Pass empty register set to
6513 arm_load_pic_register.
6514 (thumb_expand_prologue): Pass live_regs_mask directly to
6515 arm_load_pic_register.
6516 * arm-protos.h (arm_load_pic_register): Update prototype.
6518 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
6520 * sh.c (find_sole_member): New function.
6521 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
6522 if the record's alignment is larger than the size of its only member.
6524 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
6527 * arm.c (thumb_legitimize_reload_address): New function.
6528 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
6529 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
6531 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
6533 * config/crx/crx.c: Implement crx_decompose_address. Reject
6534 symbolic displacements since CRX register relative adressing
6535 mode can't handle unsigned 32-bit values as displacements.
6536 * config/crx/crx.h: Simplify definitions, remove redundant
6537 parenthesis and obsolete macros.
6538 * config/crx/crx.opt: Add new switch for debugging addresses.
6539 * config/crx/crx-protos.h: Add new declarations for above.
6541 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
6544 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
6547 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6549 * collect2.c (dup2): Delete.
6550 * configure.ac: Don't check for dup2.
6552 * config.in, configure: Regenerate.
6554 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
6556 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
6557 record with the type of its only member.
6559 2005-08-18 David Edelsohn <edelsohn@gnu.org>
6561 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
6562 define_insn_and_split.
6563 (plus_ltu<mode>_compare): Same.
6564 (gtu<mode>_compare): Same.
6565 (plus_gtu<mode>_compare): Same.
6567 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
6569 PR tree-optimization/22228
6570 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
6572 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
6573 are recorded in vect_vnames_to_rename for renaming.
6574 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
6575 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
6576 in vect_vnames_to_rename.
6577 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
6578 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
6580 2005-08-18 Jan Hubicka <jh@suse.cz>
6583 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
6584 info only for local statics, not for member variables.
6586 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6588 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
6590 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6592 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
6594 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
6597 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
6599 2005-08-17 James E Wilson <wilson@specifix.com>
6601 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
6604 2005-08-17 David Edelsohn <edelsohn@gnu.org>
6606 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
6607 (leu<mode>_compare): Same.
6608 (plus_leu<mode>): Same.
6609 (neg_leu<mode>): Same.
6610 (and_neg_leu<mode): Same.
6611 (ltu<mode>_compare): Same.
6612 (plus_ltu<mode>): Same.
6614 (geu<mode>_compare): Same.
6615 (plus_geu<mode>): Same.
6616 (neg_geu<mode>): Same.
6617 (and_neg_geu<mode>): Same.
6618 (plus_gt<mode>): Same.
6619 (gtu<mode>_compare): Same.
6620 (plus_gtu<mode>): Same.
6622 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
6624 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
6625 Move call_table_data to end. Delete spurious .text.
6626 (callt_save_all_interrupt): Fix comment typo.
6628 2005-08-17 James E Wilson <wilson@specifix.com>
6629 Kevin Winchester <winchester@amirix.com>
6632 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
6634 2005-08-17 Uros Bizjak <uros@kss-loka.si>
6637 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
6638 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
6640 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
6642 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
6643 record with the type of its only member if the modes don't match.
6645 * varasm.c (decode_reg_name): Skip empty additional register names.
6647 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
6649 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
6650 lsm_tmp_name_length): New.
6651 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
6652 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
6654 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6655 Andreas Krebbel <krebbel1@de.ibm.com>
6657 * config.gcc: Added z9-109 switch.
6658 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
6659 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
6660 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
6661 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
6662 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
6663 for "z9_109" cpu attribute.
6664 * config/s390/s390.c (z9_109_cost): New processor cost structure.
6665 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
6666 (s390_handle_arch_option): Added z9-109 switch.
6667 (override_options): Set respective cost function for z9-109.
6668 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
6669 (legitimate_reload_constant_p): Accept extended immediates.
6670 (print_operand): Three new output modifiers added: k, m and o.
6671 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
6672 (s390_output_mi_thunk): Use extended immediate when possible.
6673 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
6674 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
6675 (CONSTRAINT_LEN): Added length of O constraint.
6676 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
6677 * config/s390/s390.md ("cpu"): New value z9_109 added.
6678 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
6679 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
6680 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
6681 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
6682 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
6683 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
6684 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
6685 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
6686 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
6687 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
6688 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
6689 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
6690 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
6691 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
6692 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
6694 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
6695 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
6696 insns for TARGET_EXTIMM.
6698 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
6700 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
6702 2005-08-17 Nick Clifton <nickc@redhat.com>
6704 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
6705 Call default_encode_section_info.
6707 2005-08-17 Steven Bosscher <stevenb@suse.de>
6709 PR tree-optimization/21574
6710 * tree-ssa-ccp.c (likely_value): If the right hand side is a
6711 constant, return CONSTANT.
6712 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
6713 (ccp_fold, visit_assignment): Likewise.
6714 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
6716 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
6718 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
6719 fold_buildN instead of buildN then fold_initializer or fold.
6720 (build_unary_op): Likewise.
6721 (build_binary_op): Likewise.
6722 * fold-const.c (fold_initializer): Remove.
6723 (fold_build1_initializer): New function.
6724 (fold_build2_initializer): New function.
6725 (fold_build3_initializer): New function.
6726 * tree.h (fold_initializer): Remove.
6727 (fold_build1_initializer): New function.
6728 (fold_build2_initializer): New function.
6729 (fold_build3_initializer): New function.
6731 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
6733 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
6734 (try_move_mult_to_index): Call fold_build2 instead of build2.
6735 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
6736 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
6737 fold_binary_to_constant.
6738 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
6740 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
6741 check if A == gcd (A, B). Remove TYPE argument.
6742 (analyze_offset) Use fold_build2 instead of fold (build.
6743 (create_data_ref): Likewise.
6744 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
6745 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
6748 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
6750 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
6751 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
6753 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
6756 * gimplify.c (zero_sized_type): New function.
6757 (gimplify_modify_expr_rhs): If we have a zero sized type,
6758 replace the statement with an empty statement.
6760 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
6762 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
6765 2005-08-16 Ian Lance Taylor <ian@airs.com>
6767 * doc/tm.texi (Label Output): Correct typo.
6769 2005-08-16 Steven Bosscher <stevenb@suse.de>
6772 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
6773 force_operand will work later on using have_insn_for.
6775 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6777 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
6779 2005-08-16 Ian Lance Taylor <ian@airs.com>
6782 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
6783 vector type, don't try to construct it element by element. Add an
6784 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
6786 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6788 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
6790 2005-08-16 Geoffrey Keating <geoffk@apple.com>
6792 * doc/invoke.texi (Precompiled Headers): Document some more options
6793 which are known to be safe.
6795 2005-08-16 James E Wilson <wilson@specifix.com>
6797 PR tree-optimization/21105
6798 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
6799 TREE_OVERFLOW check.
6801 2005-08-16 David Edelsohn <edelsohn@gnu.org>
6803 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
6804 (neg_ltu<mode>): Same.
6806 (neg_gtu<mode>): Same.
6808 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6810 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
6811 (fold_builtin_isdigit): Use fold_buildN.
6812 (build_function_call_expr): Likewise.
6813 * c-typeck.c (c_finish_loop): Likewise.
6815 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
6816 Richard Shann <rshann@superh.com>
6818 PR middle-end/20396:
6819 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
6821 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
6823 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
6825 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
6828 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
6829 arm_compure_save_reg0_reg12_mask to determine when the PIC register
6832 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6835 * fold-const.c (build_range_check): Disable optimization for function
6836 pointer expressions on targets that require function pointer
6839 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
6841 * simplify-rtx.c (simplify_const_relational_operation): When
6842 extracting arguments of a COMPARE, recompute the mode as well.
6844 2005-08-15 Ian Lance Taylor <ian@airs.com>
6846 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
6848 2005-08-15 DJ Delorie <dj@redhat.com>
6850 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
6852 (movsi_splittable): Allow, but split, moves to the stack.
6853 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
6856 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6858 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
6859 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
6860 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
6862 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
6863 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
6864 Delete HOST_PTR_PRINTF.
6866 * configure, config.in: Regenerate.
6868 2005-08-15 David Edelsohn <edelsohn@gnu.org>
6870 * config/rs6000/rs6000.md (QHSI): New mode macro.
6871 (wd): Extend mode attr for QImode and HImode
6872 (dbits): New mode attr.
6873 (zero_extend<mode>di2): Convert to mode macro.
6875 2005-08-15 Steve Ellcey <sje@cup.hp.com>
6878 * doc/invoke.texi (-mgnu-ld): Update description.
6881 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
6884 * Makefile.in (tree-chrec.o): Depends on real.h.
6885 * tree-chrec.c: Include real.h.
6886 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
6887 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
6888 * tree-scalar-evolution.c (add_to_evolution_1,
6889 interpret_rhs_modify_expr): Ditto.
6891 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
6894 * tree-data-ref.c (estimate_niter_from_size_of_data): When
6895 step is negative compute the estimation from init downwards to zero.
6897 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
6899 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
6901 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
6903 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
6905 (legitimate_reload_constant_p): Fix handling of lliXX operands.
6906 Accept double-word constants that can be split.
6907 * config/s390/s390.md ("movti"): Use 'P' constraint.
6908 ("*movdi_31", "*movdf_31"): Likewise.
6910 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
6912 Fix PR tree-optimization/22615
6914 * tree-ssa-structalias.c (solution_set_add): Handle
6915 first_vi_for_offset returning NULL.
6916 (do_da_constraint): Ditto.
6917 (do_sd_constraint): Ditto.
6918 (do_ds_constraint): Ditto
6919 (find_func_aliases): Ditto.
6920 (build_constraint_graph): RHS is allowed be ANYTHING.
6921 (first_vi_for_offset): Return NULL if we couldn't find anything at
6924 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
6926 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
6927 over memory as first operand.
6929 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
6932 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
6933 available for setting it.
6935 2005-08-14 Ira Rosen <irar@il.ibm.com>
6937 PR tree-optimization/23320
6938 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
6939 data-refs' types instead of base object nullness. Add check for
6940 pointer type data-refs before first location comparison. Remove
6943 2005-08-14 Andreas Schwab <schwab@suse.de>
6945 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
6947 2005-08-13 James E Wilson <wilson@specifix.com>
6949 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
6950 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
6951 -fstack-protector-all, --param ssp-buffer-size): Document.
6952 (-Wvariadic-macros): Alphabetize.
6953 (-fsched-stalled-insns-dep): Add missing 'f'.
6955 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
6958 2005-08-13 David Edelsohn <edelsohn@gnu.org>
6960 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
6961 or indirect address operand.
6962 (EXTRA_ADDRESS_CONSTRAINT): New.
6963 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
6965 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
6967 PR tree-optimization/22236
6968 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
6969 successors and predecessors.
6970 * tree-chrec.c (chrec_convert): Before converting, check that
6971 sequences don't wrap.
6972 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
6973 (analyze_array): Extern.
6974 (find_data_references_in_loop): Remove call to
6975 compute_estimated_nb_iterations.
6976 * tree-data-ref.h (analyze_array): Declared.
6977 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
6978 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
6979 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
6980 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
6982 * tree-ssa-loop-ivcanon.c: Fix documentation.
6983 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
6984 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
6985 (infer_loop_bounds_from_undefined): New.
6986 (estimate_numbers_of_iterations_loop): Use
6987 infer_loop_bounds_from_undefined.
6988 (used_in_pointer_arithmetic_p): New.
6989 (scev_probably_wraps_p): Pass an extra parameter. Call
6990 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
6991 (convert_step): Fix documentation.
6992 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
6993 Use initial_condition_in_loop_num and evolution_part_in_loop_num
6994 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
6995 scev_probably_wraps_p.
6997 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
6999 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
7000 (s390_register_info): Ignore clobbered_regs information for fixed
7001 registers, and only fixed registers.
7002 (s390_init_frame_layout): Remove redundant call.
7004 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
7006 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
7007 description of -Wold-style-casts.
7009 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7010 Jakub Jelinek <jakub@redhat.com>
7012 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7013 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
7014 * config/s390/s390.c (print_operand): New output modifier 'G' added.
7015 (get_thread_pointer): Renamed to s390_get_thread_pointer.
7016 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
7017 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
7018 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
7019 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7020 ("stack_protect_set", "stack_protect_test"): New expanders.
7021 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
7022 "stack_protect_testdi"): New insn definitions.
7024 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7026 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
7028 2005-08-12 Paul Brook <paul@codesourcery.com>
7030 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
7032 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7034 * config/s390/predicates.md (setmem_operand): New predicate.
7035 (shift_count_operand): Accept ANDs with special constants as
7037 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
7038 with special constants.
7039 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
7040 shift_count_operand with setmem_operand.
7042 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7044 * config/s390/s390.c (s390_extract_part, s390_single_part):
7046 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
7047 (s390_output_mi_thunk): Don't use lg on 31 bit.
7048 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
7049 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
7051 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7053 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
7054 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
7055 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
7056 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
7057 with one of the new macros.
7059 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7061 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
7062 Don't set save_return_addr_p.
7063 (s390_register_info): Make clobbered_regs not depending on
7066 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7068 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
7069 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
7071 2005-08-11 James E. Wilson <wilson@specifix.com>
7073 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
7075 2005-08-11 Jakub Jelinek <jakub@redhat.com>
7077 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
7078 locations gathered by var-tracking in single entry loc_list
7079 over loc_descriptor_from_tree.
7081 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
7082 pass it down to loc_descriptor.
7083 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
7084 (containing_function_has_frame_base): Move earlier in the file.
7085 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
7086 instead of always assuming fbreg can't be used.
7088 2005-08-11 David Edelsohn <edelsohn@gnu.org>
7090 * config/rs6000/altivec.md: Change constraint "m" to "Z".
7091 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7092 Accept address wrapped in AND for Altivec.
7093 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7094 Strip AND wrapping offset address for Altivec.
7096 2005-08-11 Richard Henderson <rth@redhat.com>
7099 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
7100 before using TYPE_IS_SIZETYPE.
7102 2005-08-11 Richard Henderson <rth@redhat.com>
7105 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
7106 insn types not present on ev4.
7107 (alphaev5_insn_pipe): Similarly.
7109 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
7112 * arm.c (arm_override_options): If the user has selected callee-super-
7113 interworking, then enable normal interworking.
7115 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7117 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
7120 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
7122 * doc/rtl.texi: Fix two typos.
7124 2005-08-11 Richard Guenther <rguenther@suse.de>
7127 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
7128 cases where we call to/from functions returning void.
7130 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
7133 * tree.c (build_pointer_type_for_mode): Robustify.
7135 2005-08-10 James E Wilson <wilson@specifix.com>
7137 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
7138 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
7140 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
7143 2005-08-10 Eric Christopher <echristo@apple.com>
7145 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
7146 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
7149 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
7152 * config/darwin.c (machopic_indirect_data_reference): Use a new register
7153 for the high part when generating dynamic-no-pic code.
7155 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
7157 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
7158 (x86_64-*-linux*): Likewise.
7160 * config/i386/crtfastmath.c: New file.
7161 * config/i386/t-crtfm: Likewise.
7163 * config/i386/linux.h (ENDFILE_SPEC): New.
7164 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
7166 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7169 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
7171 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
7172 (vec_shl, vec_shr): Document new operations.
7173 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
7175 2005-08-10 David Edelsohn <edelsohn@gnu.org>
7177 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
7178 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
7179 change predicate to indexed_or_indirect_address.
7181 2005-08-10 Richard Sandiford <richard@codesourcery.com>
7183 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
7184 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
7185 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
7186 and __aeabi_uwrite8.
7187 * config/arm/unaligned-funcs.c: New file.
7188 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
7190 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
7192 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
7194 * cfglayout.c (pass_insn_locators_initialize): Add dump.
7195 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
7197 * except.c (pass_convert_to_eh_region_ranges): Add dump.
7198 * final.c (pass_shorten_branches): Add dump.
7199 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
7200 (pass_life): Rename dump.
7201 (rest_of_handle_flow2): Remove initial verify_flow_info.
7202 * function.c (pass_instantiate_virtual_regs): Add dump.
7203 * integrate.c (pass_initial_value_sets): Add dump.
7204 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
7205 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
7206 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
7207 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
7208 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
7209 gate_rtl_unrool_and_peel_loops): New.
7210 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
7211 rtl_doloop): Do not look at flags.
7212 * mode-switching.c (pass_mode_switching): Add dump.
7213 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
7214 pass_split_before_regstack): Add dump.
7215 * regmove.c (pass_stack_adjustments): Add dump.
7216 * tree-optimize.c (pass_fixup_cfg): Add dump.
7218 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7221 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
7222 deciding which instruction sequence to use.
7224 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
7226 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
7227 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
7229 2005-08-09 Richard Guenther <rguenther@suse.de>
7231 * c-common.c (builtin_function_2): Remove.
7232 (def_builtin_1): New function.
7233 (c_common_nodes_and_builtins): Use def_builtin_1 to
7234 build builtin functions.
7236 2005-08-09 Jie Zhang <jie.zhang@analog.com>
7238 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
7239 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7240 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
7243 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7245 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
7246 fold_binary instead of fold_build2 since we don't care about the
7248 (loop_niter_by_eval): Likewise.
7249 (compare_trees): Likewise.
7250 (proved_non_wrapping_p): Likewise.
7252 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7256 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
7257 if the if is really empty.
7259 2005-08-09 Steven Bosscher <stevenb@suse.de>
7261 PR tree-optimization/23234
7262 * tree-ssa-math-opts.c (place_reciprocal): New enum.
7263 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
7264 argument of the new enum.
7265 (execute_cse_reciprocals): Add reciprocals for function arguments
7266 on the unique successor edge of the entry block. Update other calls
7267 to execute_cse_reciprocals_1.
7269 2005-08-08 Richard Henderson <rth@redhat.com>
7272 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
7274 2005-08-08 Bob Wilson <bob.wilson@acm.org>
7276 * expr.c (write_complex_part): Return after handling MEM.
7278 2005-08-08 Josh Conner <jconner@apple.com>
7280 PR rtl-optimization/23241
7281 * combine.c (simplify_comparison): Fix error in determining
7282 whether to lift a subreg from comparison.
7284 2005-08-08 David Edelsohn <edelsohn@gnu.org>
7287 * config/rs6000/altivec.md (vec_init<mode>): New.
7288 (vec_set<mode>): New.
7289 (vec_extract<mode>): New.
7290 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
7291 (rs6000_expand_vector_set): New.
7292 (rs6000_expand_vector_extract): New.
7293 (rs6000_legitimate_offset_address_p): Offset addresses are valid
7294 for Altivec modes before reload.
7295 (altivec_expand_vec_init_builtin): New.
7296 (get_element_number): New.
7297 (altivec_expand_vec_set_builtin): New.
7298 (altivec_expand_vec_ext_builtin): New.
7299 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
7301 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
7303 * config/rs6000/rs6000.h (rs6000_builtins): Add
7304 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
7305 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
7306 * config/rs6000/rs6000-protos.h: Declare new functions.
7308 2005-08-08 Jan Hubicka <jh@suse.cz>
7310 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
7311 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
7312 * i386.md (movdi*): Use pic_32bit_operand.
7313 * predicates.md (pic_32bit_operand): New.
7315 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
7318 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
7320 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
7322 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
7323 (test_for_singularity): Use fold_build2.
7325 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7327 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
7329 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
7331 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
7332 (COMMON_ASM_OP) Define.
7333 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
7334 (ix86_encode_section_info): Likewise.
7335 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
7336 SUBTARGET_ENCODE_SECTION_INFO.
7338 2005-08-06 Richard Henderson <rth@redhat.com>
7341 * tree-nested.c (convert_local_reference): Save and restore val_only
7342 around component_ref and friends. Clear walk_subtrees by default.
7344 2005-08-06 Peter O'Gorman <peter@pogma.com>
7347 * gcc.c (process_command): Check the argument to -b has a dash.
7348 * doc/invoke.texi: Update -b and -V docs.
7350 2005-08-06 James E Wilson <wilson@specifix.com>
7352 * config/mips/cross64.h, config/mips/t-cross64: Delete.
7354 2005-08-06 Michael Matz <matz@suse.de>
7356 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
7357 member only if only one insn is associated with the value.
7359 2005-08-06 Nick Clifton <nickc@redhat.com>
7361 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
7363 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
7364 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
7365 Check symbol flags instead of symbol name mangling.
7366 (xstormy16_asm_output_aligned_common): Likewise. Also
7367 simplify code since the bss100_section cass is the only case
7368 where the below100 code will be triggered.
7369 (xstormy16_encode_section_info): Encode below100 attribute
7370 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
7372 (xstormy16_strip_name_encoding): Delete - this function is no
7374 (TARGET_STRIP_NAME_ENCODING): Undefine.
7375 * config/stormy16/stormy16-protos.h: Delete prototype for
7376 xstormy16_strip_name_encoding.
7378 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
7380 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
7381 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
7382 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
7383 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
7384 config/alpha/predicates.md, config/arc/arc.h,
7385 config/arm/arm.h, config/arm/ieee754-df.S,
7386 config/arm/ieee754-sf.S, config/bfin/bfin.c,
7387 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
7388 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
7389 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
7390 config/m68hc11/m68hc11.h, config/mips/mips.c,
7391 config/mips/mips.h, config/mips/openbsd.h,
7392 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
7393 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
7394 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7395 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7396 config/sparc/linux.h, config/sparc/linux64.h,
7397 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
7398 doc/extend.texi, doc/gcov.texi, doc/install.texi,
7399 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
7400 typos. Follow spelling conventions.
7402 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
7405 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
7406 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
7407 specially. Check for side effects only for COND_EXPR.
7408 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
7409 return with TREE_NO_WARNING.
7411 2005-08-06 Richard Sandiford <richard@codesourcery.com>
7413 PR rtl-optimization/23233
7414 * loop.c (combine_movables): Require the modes to be the same.
7415 (move_movables): Remove handling of cases where the replacement
7416 had a different mode to the original.
7418 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
7420 PR tree-optimization/23128
7421 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
7422 subtraction wrap, and set TREE_OVERFLOW if they do.
7424 2005-08-05 Richard Henderson <rth@redhat.com>
7427 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
7428 FORCED_LABEL labels.
7430 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
7433 * reload.c (find_reloads_subreg_address): Pass down TYPE
7434 unchanged. Change all callers except find_reloads_toplev.
7436 2005-08-05 Michael Matz <matz@suse.de>
7438 * genattrtab.c (current_alternative_string): Remove.
7439 (SIMPLIFY_ALTERNATIVE): Ditto.
7440 (attr_alt_bit_p): Ditto.
7441 (alternative_name): Make const char *.
7442 (evaluate_eq_attr): Remove use of above things.
7443 (simplify_test_exp): Ditto.
7444 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
7445 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
7447 2005-08-04 James E Wilson <wilson@specifix.com>
7449 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
7450 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
7451 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
7452 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
7453 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
7455 2005-08-04 Richard Henderson <rth@redhat.com>
7458 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
7459 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
7460 * tree-sra.c (decide_block_copy): Use it. Disable element copy
7461 if we'd have to instantiate too many members.
7463 2005-08-04 Richard Henderson <rth@redhat.com>
7466 * tree-outof-ssa.c (coalesce_asm_operands): New.
7467 (coalesce_ssa_name): Use it. Split out ...
7468 (coalesce_phi_operands, coalesce_result_decls): ... these.
7470 2005-08-04 Paul Brook <paul@codesourcery.com>
7472 * read-rtl.c (read_quoted_string): Break if EOF.
7474 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
7476 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
7477 (fold_build2): Likewise.
7478 (fold_build3): Likewise.
7479 (fold_build1_stat): New function prototype.
7480 (fold_build2_stat): Likewise.
7481 (fold_build3_stat): Likewise.
7482 * fold-const.c (fold_build1): Rename to ..
7483 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7484 through to build1_stat.
7485 (fold_build2): Rename to ..
7486 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7487 through to build2_stat.
7488 (fold_build3): Rename to ..
7489 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7490 through to build3_stat.
7492 2005-08-04 David Edelsohn <edelsohn@gnu.org>
7493 Ian Lance Taylor <ian@airs.com>
7495 * function.c (assign_stack_local_1): Do not correct stack slot
7496 address if allocation size is smaller than mode size.
7498 2005-08-04 Diego Novillo <dnovillo@redhat.com>
7501 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
7502 (tree_merge_blocks): Propagate anything allowed by
7504 Clarify documentation.
7505 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
7506 SSA form, schedule an update if necessary.
7508 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
7510 * doc/install.texi (Binaries): Remove broken link to
7511 Sinix/Reliant Unix binaries.
7513 2005-08-03 Richard Henderson <rth@redhat.com>
7516 * function.c (stack_protect_epilogue): Export.
7517 * tree.h (stack_protect_epilogue): Declare.
7518 * calls.c (expand_call): Call it.
7520 2005-08-03 Eric Christopher <echristo@apple.com>
7522 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
7523 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
7526 2005-08-04 Jan Hubicka <jh@suse.cz>
7528 * profile.c (branch_prob): Split edges with goto locus on them
7529 to get proper line counts.
7530 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
7532 2005-08-03 Paul Brook <paul@codesourcery.com>
7534 * function.c (assign_parms): Round current_function_args_size
7535 to PARM_BOUNDARY, not STACK_BOUNDARY.
7537 2005-08-03 Geoffrey Keating <geoffk@apple.com>
7539 * config/i386/i386.c (x86_elf_aligned_common)
7540 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
7542 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
7544 PR tree-optimization/23157
7545 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
7546 before emitting them.
7548 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7550 PR tree-optimization/19899
7551 * Makefile.in (tree-scalar-evolution.o): Add real.h.
7552 * tree-scalar-evolution.c: Include real.h.
7553 (add_to_evolution): Build constant -1 of correct type.
7555 2005-08-03 Jan Hubicka <jh@suse.cz>
7557 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
7558 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
7559 profile updating for complette unrolling.
7560 * loop-unroll.c (peel_loop_completely): Use it.
7561 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
7562 (tree_unroll_loops_completely): Disable code growing unrolling of cold
7565 2005-08-03 Paul Brook <paul@codesourcery.com>
7567 * combine.c (can_change_dest_mode): New function.
7568 (try_combine, simplify_set): Use it.
7570 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
7572 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
7575 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
7577 * doc/install.texi (Specific): Adjust link to openavr.org.
7578 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
7579 (Binaries): Adjust HP-UX Porting Center link.
7580 (Binaries): Adjust Free Software Foundation ordering link.
7582 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
7584 * convert.c (convert_to_integer): Use fold_build1 instead of
7585 build1 when converting an integer to an integer.
7587 2005-08-02 Richard Henderson <rth@redhat.com>
7589 * combine.c (combine_instructions): Don't use reg_equal/equiv
7590 results if the mode doesn't match.
7592 2005-08-02 Mark Mitchell <mark@codesourcery.com>
7594 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
7595 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
7597 2005-08-02 Richard Henderson <rth@redhat.com>
7600 * explow.c (memory_address): Remove special-case for
7601 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
7603 2005-08-02 Diego Novillo <dnovillo@redhat.com>
7606 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
7607 number of calls to cleanup_tree_cfg_1.
7609 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
7611 * doc/invoke.texi: document file extensions .F90 and .F95
7613 2005-08-02 Richard Guenther <rguenther@suse.de>
7615 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
7616 positive if its first argument is positive.
7618 2005-08-02 Richard Guenther <rguenther@suse.de>
7620 PR tree-optimization/23177
7621 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
7624 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
7626 PR tree-optimization/23129
7627 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
7628 varying for divisions with anti-ranges.
7630 2005-08-02 Jan Hubicka <jh@suse.cz>
7632 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
7633 * tree-ssa-threadupdate.c (thread_block): Add it here.
7635 2005-08-01 James E Wilson <wilson@specifix.com>
7637 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
7638 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
7639 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
7641 * config/mips/predicates.md (const_call_insn_operand): Add check for
7642 SYMBOL_REF_LONG_CALL_P.
7643 * doc/extend.texi (long_call): Document the new attribute.
7645 2005-08-01 Ian Lance Taylor <ian@airs.com>
7646 Richard Henderson <rth@redhat.com>
7648 * Makefile.in (RTL_BASE_H): Add real.h.
7649 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
7651 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
7653 * rtl.c (rtl_check_failed_code_mode): New.
7654 * rtl.h (struct rtx_def): Add u.rv.
7655 (XCMWINT, XCNMPRV): New.
7656 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
7657 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
7659 2005-08-01 Richard Henderson <rth@redhat.com>
7661 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
7662 with auto-inc codes.
7664 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
7666 2005-08-01 Jan Hubicka <jh@suse.cz>
7668 * i386-protos.h (asm_preferred_eh_data_format): Declare.
7669 * i386.c: Include dwarf2.h
7670 (asm_preferred_eh_data_format): New.
7671 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
7673 2005-08-01 Ian Lance Taylor <ian@airs.com>
7675 * config/host-linux.c (linux_gt_pch_get_address): Add new name
7676 randomize_va_space for virtual address randomization control.
7678 2005-08-01 Steven Bosscher <stevenb@suse.de>
7680 * common.opt (flag_ipa_cp): Put in right place to maintain
7683 2005-08-01 Jan Hubicka <jh@suse.cz>
7685 * profile.c (compute_value_histograms): Fix thinko.
7686 * value-prof.c: Include toplev.h
7687 (check_counter): New function.
7688 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7689 tree_mod_subtract_transform): Add sanity check.
7691 2005-08-01 Richard Guenther <rguenther@suse.de>
7693 PR tree-optimization/23133
7694 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
7695 current functions parameter decls to find defs to cse
7698 2005-08-01 Richard Guenther <rguenther@suse.de>
7700 PR tree-optimization/23109
7701 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
7702 If trapping math is in effect, use post-dominator information
7703 to check if we'd in any case reach a trapping point before
7704 doing the reciprocal insertion.
7705 (execute_cse_reciprocals): Compute post-dominators, if necessary.
7706 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
7707 expressions are invariant only if trapping math is not in effect.
7709 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
7711 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
7712 cgraph_function_versioning): New declarations.
7713 * cgraphunit.c: Add include to ipa-prop.h.
7714 (update_call_expr, cgraph_copy_node_for_versioning,
7715 cgraph_function_versioning): New functions.
7716 * integrate.c (copy_decl_for_inlining): Remove.
7717 * ipa-prop.h (ipa_replace_map): New struct.
7718 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
7719 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
7720 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
7721 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
7722 ipcp_iterate_stage, ipcp_method_scale_print,
7723 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
7724 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
7725 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
7726 ipcp_update_bb_counts, ipcp_update_profiling,
7727 ipcp_update_edges_counts): New functions.
7728 (ipcp_method_cval_init): Remove restriction regarding local methods.
7729 (ipcp_init_stage): Add ipcp_method_compute_scale.
7730 (ipcp_insert_stage): Add versioning.
7731 (ipcp_structures_print): Add ipcp_method_scale_print.
7732 (ipcp_driver): Dump profiling info.
7733 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
7734 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
7735 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
7736 (struct inline_data): Add versioning_p, ipa_info, new fields.
7737 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
7738 declare_return_variable): Replace calls to copy_decl_for_inlining with
7740 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
7742 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
7743 Add argument VERSIONING.
7744 (copy_arguments_for_versioning, copy_static_chain,
7745 function_versionable_p, tree_versionable_function_p,
7746 tree_function_versioning, replace_ref_tree): New functions.
7747 * tree-inline.h: Include varray.h.
7748 (tree_versionable_function_p, tree_function_versioning,
7749 tree copy_decl_for_dup): New declarations.
7751 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
7753 * ipa-cp.c: New file. Contains IPCP specific functionality.
7754 * ipa-prop.h: New file. Contains structures/definitions that can be
7755 used by several interprocedural data flow optimizations (and also IPCP).
7756 * ipa-prop.c: New file.
7757 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
7758 * common.opt: Add ipa-cp flag.
7759 * timevar.def: Add IPCP optimization.
7760 * tree-optimize.c (init_tree_optimization_passes): Schedule
7762 * tree-pass.h (pass_ipa_cp): Declare.
7764 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
7766 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
7767 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
7768 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
7769 config/i386/i386.c, config/mips/mips.h,
7770 config/rs6000/rs6000.h, config/sh/sh.c,
7771 config/stormy16/stormy16.c: Fix comment typos.
7773 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
7776 * c-typeck.c (build_binary_op): Use common_type wrapper on
7778 (common_type): Update comment.
7780 2005-07-31 Steven Bosscher <stevenb@suse.de>
7783 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
7784 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
7785 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
7787 2005-07-31 Jan Hubicka <jh@suse.cz>
7789 * pretty-print.h (pp_widest_integer): New macro.
7790 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
7793 2005-07-31 Jan Hubicka <jh@suse.cz>
7795 * output.h (enum section_category): Export from varasm.c
7796 (categorize_decl_for_section): Likewise.
7797 * varasm.c (enum section_category): Kill.
7798 (categorize_decl_for_section): Make global.
7799 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
7801 * i386.c (ix86_section_threshold): New static variable.
7802 (ix86_in_large_data_p, ix86_encode_section_info,
7803 x86_64_elf_unique_section,
7804 x86_64_elf_select_section): New functions.
7805 (TARGET_ENCODE_SECTION_INFO): Define
7806 (override_options): Enable medium model for PIC.
7807 (ix86_expand_prologue): Expand gen_set_got_rex64.
7808 (legitimate_constant_p): Handle new UNSPECs.
7809 (legitimate_pic_address_disp_p): Likewise.
7810 (legitimize_pic_address): Lower MEDIUM model addressing.
7811 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
7812 (enum cmodel): Add MEDIUM_PIC.
7813 (SYMBOL_REF_FAR_ADDR_P): New macro.
7814 (SYMBOL_FLAG_FAR_ADDR): New flag.
7815 * i386.md (movdi): Support medium model.
7816 (set_got_rex64): New pattern.
7817 * i386.opt (mlarge-data-threshold): New flag.
7818 * predicates.md (zext_operand/sext_operand): Deal with medium model.
7819 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
7820 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
7821 TARGET_ASM_UNIQUE_SECTION): New.
7823 * invoke.texi (-mlarge_data_threshold): Document
7825 2005-07-31 Jan Hubicka <jh@suse.cz>
7827 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
7828 (coalesce_vars): Likewise.
7829 * tree-ssa-live.c (coalesce_cost): New.
7830 (build_tree_conflict_graph): Use coalesce_cost.
7831 * tree-ssa-live.h (coalesce_cost): Declare.
7833 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
7835 * arm.md (all peepholes for post-increment operations): Delete.
7836 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
7837 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
7838 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
7839 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
7840 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
7842 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
7844 * fold-const.c (tree_expr_nonnegative_p): Always return true for
7847 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
7850 * doc/invoke.texi: Document -rdynamic.
7852 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
7855 * c-parser.c (c_parser_parms_list_declarator): Call
7856 mark_forward_parm_decls.
7857 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
7858 decls with visibility structure.
7860 2005-07-30 Paul Brook <paul@codesourcery.com>
7862 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
7864 2005-07-30 Paul Brook <paul@codesourcery.com>
7866 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
7868 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
7870 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
7872 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7875 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
7876 nested function declarators.
7877 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
7878 (grokparms): Call warn_if_shadowing for parameters used within the
7880 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
7881 not used within the parameter list.
7882 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
7884 2005-07-30 Jan Hubicka <jh@suse.cz>
7886 * expr.c (expand_expr_real_1): Do not load mem targets into register.
7887 * i386.c (ix86_fixup_binary_operands): Likewise.
7888 (ix86_expand_unary_operator): Likewise.
7889 (ix86_expand_fp_absneg_operator): Likewise.
7890 * optabs.c (expand_vec_cond_expr): Validate dest.
7892 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7895 * real.c (real_from_string): Also set last bit if there is a
7896 nonzero hex digit beyond GCC's internal precision after ".".
7898 2005-07-29 David Edelsohn <edelsohn@gnu.org>
7900 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
7901 define_constants. Change duplicate values to unassigned numbers.
7902 Change UNSPEC_SUBS to UNSPEC_VSUBS.
7903 (*altivec_vspltsf): New.
7904 (altivec_vperm_v4sf): Delete.
7905 (altivec_vperm_<mode>): Use mode macro V.
7906 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
7907 (altivec_predicate_v4sf): Delete.
7908 (altivec_predicate_<mode>): Use mode macro V.
7909 (*altivec_lvesfx): New.
7910 (*altivec_stvesfx): New.
7911 (vec_realign_load_v4sf): Delete.
7912 (vec_realign_load_<mode>): Use mode macro V.
7913 * config/rs6000/rs6000.c (generate_set_vrsave): Use
7916 2005-07-29 Mark Mitchell <mark@codesourcery.com>
7919 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
7921 * configure: Regenerated.
7923 2005-07-29 Paul Brook <paul@codesourcery.com>
7925 * doc/install.texi: Add link to GFortran binaries wiki page.
7927 2005-07-29 David Ung <davidu@mips.com>
7929 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
7930 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
7931 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
7932 * config/mips/mips.md (cpu): Add 5kf name.
7933 (includes): Includes 5k.md.
7934 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
7935 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
7938 2005-07-29 Diego Novillo <dnovillo@redhat.com>
7941 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
7942 (cleanup_tree_cfg): ... here.
7943 Call cleanup_tree_cfg_1 until there are no more cleanups to
7946 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
7948 * tree-vrp.c (compare_range_with_value): Return true or false
7949 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
7950 EQ_EXPR respectively.
7952 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
7954 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
7957 2005-07-29 Diego Novillo <dnovillo@redhat.com>
7959 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
7960 (tree_ssa_dominator_optimize): Increment it.
7961 (dump_dominator_optimization_stats): Print it.
7963 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
7964 Steven Bosscher <stevenb@suse.de>
7966 PR rtl-optimization/23117
7967 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
7968 when head == tail. Tidy comment.
7970 2005-07-28 Richard Henderson <rth@redhat.com>
7972 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
7973 * cselib.c (rtx_equal_for_cselib_p): Likewise.
7974 * jump.c (rtx_renumbered_equal_p): Likewise.
7975 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
7976 CONST_INT and CONST_DOUBLE.
7977 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
7978 * reload.c (operands_match_p): Special case CONST_INT and
7979 CONST_DOUBLE; check mode earlier.
7981 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7984 * c-typeck.c (convert_for_assignment): Do not check
7985 DECL_IN_SYSTEM_HEADER on NULL fundecl.
7987 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7990 * c-typeck.c (composite_type): Prefer constant size arrays to
7993 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7996 * real.c (real_from_string): Set last bit if there is a nonzero
7997 hex digit beyond GCC's internal precision.
7999 2005-07-28 Richard Henderson <rth@redhat.com>
8002 * cfgcleanup.c (try_forward_edges): Watch out for end of
8005 2005-07-28 James E Wilson <wilson@specifixinc.com>
8008 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
8010 2005-07-28 Jan Hubicka <jh@suse.cz>
8012 * Makefile.in (rtl-profile.o): Kill all traces of it.
8013 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
8014 * coverage.h (rtl_coverage_counter_ref): Kill.
8015 * opts.c (flag_speculative_prefetching_set): Kill.
8016 (flag_loop_optimize_set): New.
8017 (common_handle_option): Disable loop optimizer when profiling;
8018 do not handle speculative prefetching.
8019 * passes.c (init_optimization_passes): Replace pass_profiling combo
8020 by branch_prob pass.
8021 * profile.c (compute_value_histograms): Update for simplified value
8023 (rtl_register_profile_hooks): Kill.
8024 (pass_profiling): Kill.
8025 (rest_of_handle_branch_prob): Do not profile.
8026 * toplev.c (process_options): Remove speculative prefetching.
8027 * toplev.h (flag_tree_based_profiling): Kill.
8028 * tree-profile.c (prepare_instrumented_value,
8029 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8030 tree_gen_one_value_profiler, do_tree_profiling): Update for
8031 simplified datastructures.
8032 * value-prof.c: Add comment that speculative prefetching was dropped;
8033 update rest of file for simplified datastructures.
8034 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
8035 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
8036 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
8037 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
8038 rtl_mod_subtract, gen_speculative_prefetch,
8039 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
8040 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
8041 (gate_handle_value_profile_transformations,
8042 rest_of_handle_value_profile_transformations,
8043 pass_value_profile_transformations): Kill.
8044 * value-prof.h (histogram_value_t): Remove IL based unions.
8045 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
8046 rtl_profile_hooks): Remove hooks.
8048 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
8050 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
8051 (cgraph_clone_node): Likewise.
8052 * cgraph.h (cgraph_clone_edge): Update prototype.
8053 (cgraph_clone_node): Likewise.
8054 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
8056 (lookup_recursive_calls): Consider profile.
8057 (cgraph_decide_recursive_inlining): Fix updating; use new
8058 probability argument; use profile.
8059 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
8060 * tree-inline.c (copy_bb): Update clal of clone_edge.
8061 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
8063 * invoke.texi (min-inline-recursive-probability): Document.
8065 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
8067 * doc/install.texi (Configuration): Update Valgrind homepage.
8069 2005-07-28 Richard Henderson <rth@redhat.com>
8072 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
8073 labels we want to delete.
8074 (cfg_layout_merge_blocks): Likewise.
8076 2005-07-28 Richard Henderson <rth@redhat.com>
8079 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
8080 when expanding to nothing.
8082 2005-07-28 Josh Conner <jconner@apple.com>
8084 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
8085 (cgraph_decide_inlining_of_small_functions): Likewise.
8087 2005-07-28 Josh Conner <jconner@apple.com>
8089 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
8090 direction of badness if negative.
8091 (cgraph_default_inline_p): Add reason to parameters, and assign it
8093 (cgraph_decide_inlining_of_small_functions): New parameter in call
8094 to cgraph_default_inline_p.
8095 (cgraph_decide_inlining_incrementally): Likewise.
8096 * cgraphunit.c (decide_is_function_needed): Likewise.
8097 * cgraph.h (cgraph_default_inline_p): Likewise.
8099 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8101 * builtins.c: Fix comment typo(s).
8102 * genautomata.c: Likewise.
8103 * gimplify.c: Likewise.
8104 * tree-dfa.c: Likewise.
8105 * tree-flow-inline.h: Likewise.
8106 * tree-into-ssa.c: Likewise.
8107 * tree-ssa-alias.c: Likewise.
8108 * tree-ssa-ccp.c: Likewise.
8109 * tree-ssa-copy.c: Likewise.
8110 * tree-ssa-dce.c: Likewise.
8111 * tree-ssa-dom.c: Likewise.
8112 * tree-ssa-operands.c: Likewise.
8113 * tree-tailcall.c: Likewise.
8114 * tree-vectorizer.c: Likewise.
8115 * tree-vrp.c: Likewise.
8118 2005-07-28 Jeff Law <law@redhat.com>
8120 * tree-vrp.c (test_for_singularity): Extracted from ...
8121 (simplify_cond_using_ranges): Attempt to simplify a relational
8122 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
8124 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
8126 PR tree-optimization/22506
8127 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
8128 phis whose argument is constant.
8130 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
8132 PR rtl-optimization/18992
8133 Back out this patch:
8134 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8135 PR optimization/12142
8136 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
8137 uses of the register in the SET_SRC. Remove unnecessary argument.
8139 Replace it with this:
8140 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
8141 if flag_non_call_exceptions is set and the insn may trap, pass
8142 pc_rtx as dest for recursion.
8143 In SET_SRC part of SET case, if dest is already set, pass it down
8146 2005-07-28 Jan Hubicka <jh@suse.cz>
8148 * cfg.c (update_bb_profile_for_threading): Use RDIV.
8149 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
8150 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
8152 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
8153 profile when available.
8155 2005-07-28 Jan Beulich <jbeulich@novell.com>
8157 * config/ia64/ia64.c (ia64_load_pair_ok): New.
8158 (ia64_print_operand): Describe and handle 'X'.
8159 (ia64_register_move_cost): Also handle FP_REGS.
8160 (ia64_preferred_reload_class): Likewise.
8161 (ia64_secondary_reload_class): Likewise.
8162 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
8163 it. Also check for ITANIUM_CLASS_FLDP.
8164 * config/ia64/ia64.h (FP_REGNO_P): New.
8165 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
8166 (reg_class): Add FP_REGS.
8167 (REG_CLASS_NAMES): Adjust for it.
8168 (REG_CLASS_CONTENTS): Likewise.
8169 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
8170 (REG_CLASS_FROM_LETTER): Handle 'x'.
8171 (CLASS_MAX_NREGS): Handle FP_REGS.
8172 (MEMORY_MOVE_COST): Likewise.
8173 * config/ia64/ia64.md (itanium_class): Add fldp.
8174 (type): Handle fldp.
8175 (movti_internal): More allowable operand combinations. Use ldfp8 when
8176 splitting unnecessary. Remove predicable attribute. Adjust
8177 itanium_class attribute.
8178 (smuldi3_highpart): Remove outdated comment.
8179 (mulditi3, umulditi3, rotlti3): New expanders.
8180 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
8181 (absti2): Disabled new insn for future reference.
8182 Respective new splitters.
8183 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
8184 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
8185 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
8187 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
8189 PR rtl-optimization/23047
8190 * simplify-rtx.c (simplify_const_relational_operation): Respect
8191 flag_wrapv for comparisons with ABS.
8193 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
8195 PR tree-optimization/22493
8196 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
8197 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
8199 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
8201 * config/frv/frv.opt (moptimize-membar): New.
8203 * doc/invoke.texi: Document -moptimize-membar and its inverse.
8205 * config/frv/frv.h: Remove machine_function definition.
8207 * config/frv/frv.c (struct frv_io): New.
8208 (struct machine_function): Moved from frv.h. Add has_membar_p.
8209 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
8210 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
8211 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
8212 (frv_optimize_membar_global, frv_optimize_membar): New functions.
8213 (frv_reorg): Call frv_optimize_membar when appropriate.
8214 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
8215 (frv_expand_builtin): Adjust calls accordingly.
8216 (frv_io_address_cookie): New function.
8217 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
8218 load or store rather than a special insn. Add ccnstant address and
8219 io-type operands to the membar.
8220 (frv_ifcvt_modify_tests): Unsign regno.
8221 (frv_ifcvt_modify_tests): Same.
8223 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
8224 UNSPEC_OPTIONAL_MEMBAR constant.
8225 (builtin_read_<mode>): Delete.
8226 (builtin_write_<mode>): Delete.
8227 ("optional_membar_<mode>"): Add operand.
8229 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
8230 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
8231 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
8232 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
8233 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
8234 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
8235 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
8236 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
8237 * testsuite/gcc.target/frv/all-read-write-1.c: New.
8239 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
8241 * df.c (df_uses_record): Handle SCRATCH.
8243 2005-07-28 Steven Bosscher <stevenb@suse.de>
8246 * passes.c (rest_of_decl_compilation): If decl is a type and
8247 we have encountered errors, don't emit debug information.
8249 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
8251 * params.def: Fixed comment.
8253 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
8256 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
8257 (TARGET_ASM_UNALIGNED_HI_OP): Add.
8258 (TARGET_ASM_UNALIGNED_SI_OP): Add.
8260 2005-07-27 Steven Bosscher <stevenb@suse.de>
8263 * varasm.c (assemble_start_function): Don't do anything that may
8264 require a CFG if the current function is a thunk.
8266 2005-07-25 Geoffrey Keating <geoffk@apple.com>
8268 * doc/install.texi (Prerequisites): Mention that perl is needed
8269 to do export control in libstdc++ targetting Darwin.
8271 2005-07-27 Steven Bosscher <stevenb@suse.de>
8273 PR rtl-optimization/17808
8274 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
8275 (sched_insns_conditions_mutex_p): Split out from...
8276 (add_dependence): ...here. But don't call it from here.
8277 (add_dependence_list): Check sched_insns_conditions_mutex_p
8278 before calling add_dependence.
8279 (add_dependence_list_and_free): Likewise.
8280 (fixup_sched_groups): Likewise.
8281 (sched_analyze_1): Likewise.
8282 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
8283 (sched_analyze): Likewise.
8284 (sched_analyze_insn): Likewise.
8285 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8286 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
8287 dependencies on all COND_EXEC insns to jumps ending basic blocks
8288 when doing intrablock scheduling.
8289 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
8291 2005-07-27 Jeff Law <law@redhat.com>
8293 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
8294 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
8295 equivalency sets, correctly handle the case were vr0 has an
8296 equivalency set, but vr1 does not.
8298 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
8300 PR tree-optimization/23073
8301 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
8302 vect_print_dump_info before fprintf.
8304 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8306 PR tree-optimize/22348
8307 * tree-ssa-loop-niter.c (number_of_iterations_cond):
8308 Fold the partial computation.
8310 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8312 PR tree-optimization/22325
8313 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
8315 * tree-scalar-evolution.c (scev_const_prop): Add generic final
8317 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
8318 (force_var_cost): ... this function.
8319 (compute_phi_arg_on_exit): Export.
8321 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8323 PR tree-optimization/20773
8324 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
8327 2005-07-27 Richard Guenther <rguenther@suse.de>
8329 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
8330 Avoid pushing again if current struct contains only
8331 fields we decomposed.
8333 2005-07-27 Jan Hubicka <jh@suse.cz>
8335 PR tree-optimization/22574
8336 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
8339 * tree-tailcall.c (decrease_profile): New function.
8340 (eliminate_tail_call): Use it.
8342 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
8343 visibility flags correctly in whole program mode.
8345 2005-07-26 Steve Ellcey <sje@cup.hp.com>
8347 PR rtl-optimization/22472
8348 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
8350 2005-07-26 Steven Bosscher <stevenb@suse.de>
8352 PR tree-optimization/22504
8353 * tree-complex.c (expand_complex_addition): Use 'code' instead
8354 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
8356 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8358 * config.gcc (cpu_type): Add frv case.
8359 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
8360 (supported_defaults): Add fr550 case.
8362 2005-07-26 Diego Novillo <dnovillo@redhat.com>
8365 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
8366 whether a pointer of type T * may point to objects of type T *.
8368 2005-07-26 DJ Delorie <dj@redhat.com>
8370 * configure: Regenerate.
8372 2005-07-26 Dale Johannesen <dalej@apple.com>
8374 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
8376 2005-07-26 Mark Mitchell <mark@codesourcery.com>
8378 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
8379 Clarify use of "build" in name.
8381 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8383 * doc/extend.texi (Raw read/write Functions): New section.
8384 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
8385 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
8386 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
8387 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
8388 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
8389 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
8390 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
8391 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
8392 * config/frv/frv.c: Add bdesc_loads global.
8393 Add bdesc_stores global.
8394 (frv_init_builtins): Add support for __builtin_{read/write}*.
8395 (frv_volatile_memref): New.
8396 (frv_expand_load_builtin): New.
8397 (frv_expand_store_builtin): New.
8398 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
8399 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
8400 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
8401 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
8402 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
8403 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
8404 (builtin_read_<mode>): New.
8405 (builtin_write_<mode>): New.
8406 (builtin_write64): New.
8407 (optional_membar_<mode>): New.
8409 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
8411 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
8412 (rather than units) against HOST_BITS_PER_WIDE_INT.
8414 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
8416 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
8417 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
8418 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
8419 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
8422 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
8423 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
8424 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
8426 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
8428 2005-07-26 Richard Guenther <rguenther@suse.de>
8430 PR tree-optimization/22486
8431 * fold-const.c (fold_unary): Fold away useless component
8432 references of the form (T *)&T.x, if the address
8435 2005-07-25 James E Wilson <wilson@specifixinc.com>
8437 * dwarf2out.c (add_call_src_coords_attributes): New.
8438 (gen_inlined_subroutine_die): Call it.
8439 (maybe_emit_file, init_file_table): Add comments.
8440 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
8442 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
8443 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
8444 * tree.h (BLOCK_SOURCE_LOCATION): New.
8445 (struct tree_block): New field locus.
8447 2005-07-26 Andreas Schwab <schwab@suse.de>
8449 PR rtl-optimization/23043
8450 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
8451 when allocating a struct unoccr.
8453 2005-07-25 Richard Henderson <rth@redhat.com>
8456 * tree-complex.c (gate_no_optimization): True if errors.
8457 * Makefile.in (tree-complex.o): Update dependencies.
8459 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
8461 * config/frv/predicates.md (integer_register_operand): Use
8464 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8467 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
8469 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
8471 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8473 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
8474 types when flag_unsafe_math_optimizations is true.
8476 2005-07-25 Mark Mitchell <mark@codesourcery.com>
8478 * gcc.c (option_map): Add --sysroot.
8479 (process_command): Handle --sysroot.
8480 (display_help): Document it.
8481 * doc/cppopts.tex (-isysroot): Document.
8482 * doc/invoke.texi (--sysroot): Document.
8483 * doc/install.texi (--with-build-sysroot): Document.
8485 * Makefile.in (inhibit_libc): New variable.
8486 (INHIBIT_LIBC_CFLAGS): Likewise.
8487 (LIBGCC2_CFLAGS): Include
8488 $(INHIBIT_LIBC_CFLAGS).
8489 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
8490 ($(T)crtbegin.o): Do not use @inhibit_libc@.
8491 ($(T)crtend.o): Likewise.
8492 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
8493 ($(T)crtendS.o): Likewise.
8494 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
8495 ($(T)crtendT.o): Likewise.
8496 (stmp-fixinc): Do not complain about missing headers if
8498 * configure.ac (inhibit_libc): Set it to true/false.
8499 (--with-build-sysroot): New option. Use it to set
8501 * configure: Regenerated.
8503 2005-07-25 Manfred Hollstein <mh@suse.com>
8505 * calls.c (store_one_arg): Fix unsigned comparison warning.
8507 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8510 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
8511 (ggc_print_statistics): Initialize variable before use.
8513 2005-07-25 Richard Guenther <rguenther@suse.de>
8515 * tree-dfa.c (mark_new_vars_to_rename): Protect against
8516 calling with a PHI_NODE argument.
8518 * tree-flow-inline.h (overlap_subvar): Protect against
8521 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
8523 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
8524 * configure: Regenerate.
8526 2005-07-25 Ira Rosen <irar@il.ibm.com>
8528 * expr.c (highest_pow2_factor): Make extern.
8529 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
8530 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
8531 record_array_differ_p, array_ptr_differ_p): Likewise.
8532 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
8533 additional cases. Call the above functions.
8534 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
8535 base_object_differ_p when there are two base objects. Otherwise, compare
8536 base address and offset. Call may_alias_p.
8537 (dump_data_reference): Use a correct field name.
8538 (analyze_array): Make static. Initialize new data-ref fields.
8539 (analyze_indirect_ref): New function.
8540 (init_data_ref): Initialize new data-ref fields.
8541 (strip_conversion): Moved from tree-vect-analyze.c.
8542 (analyze_offset_expr, get_ptr_offset, address_analysis,
8543 object_analysis): Likewise.
8544 (analyze_offset): New function.
8545 (create_data_ref): Likewise.
8546 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
8547 dimensions for ARRAY_REFs only.
8548 (build_classic_dist_vector): Make static.
8549 (access_functions_are_affine_or_constant_p): Call macro to get the
8550 address of access functions.
8551 (compute_all_dependences): Add new parameter
8552 compute_self_and_read_read_dependences. Compute self and read-read
8553 dependences if it is true.
8554 (find_data_references_in_loop): Call create_data_ref. Initialize new
8556 (compute_data_dependences_for_loop): Add new parameter
8557 compute_self_and_read_read_dependences. Remove parameter nb_loops,
8558 compute nb_loops. Call compute_all_dependences,
8559 build_classic_dist_vector and build_classic_dir_vector with correct
8561 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
8562 with correct parameters. Compare dimensions for ARRAY_REFs only.
8563 (free_data_refs): Call macro to free access functions.
8564 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
8565 fields from stmt_vinfo.
8566 (struct base_object_info): New structure.
8567 (struct data_reference): Move fields to base_object_info. Add fields
8568 first_location and object_info for above structures. Move fields from
8569 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
8570 aligned_to. Add macros to access the new fields.
8571 Update functions declarations.
8572 * tree-flow.h (is_aliased_with): Declare.
8573 * tree-loop-linear.c (linear_transform_loops): Call
8574 compute_data_dependences_for_loop with correct parameters.
8575 * tree-ssa-alias.c (is_aliased_with): New function.
8576 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
8577 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
8578 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
8579 vect_base_addr_differ_p, compute_subscript_distance and
8580 build_classic_dist_vector. Add printings. Check absolute value of
8582 (vect_analyze_data_ref_dependences): Go through ddrs instead of
8584 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
8585 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
8586 to bytes. Add printing.
8587 (vect_compute_data_refs_alignment): Go through loads and stores in one
8589 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
8590 vect_analyze_data_ref_access): Likewise.
8591 (vect_analyze_pointer_ref_access): Remove.
8592 (vect_address_analysis, vect_object_analysis): Likewise.
8593 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
8594 and analyze data-refs in the loop.
8595 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
8596 fields of data-ref instead of stmt. Add init to the offset from the
8598 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
8599 (vect_update_init_of_dr): Likewise.
8600 (vect_update_inits_of_drs): Go through loads and stores in one loop.
8601 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
8603 (new_loop_vec_info): Initialize new fields.
8604 (destroy_loop_vec_info): Free new fields.
8605 (vect_strip_conversion): Remove.
8606 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
8607 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
8608 datarefs. Add new field ddrs.
8609 Add macros for the new fields access.
8610 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
8611 base_aligned_p, misalignment, memtag, ptr_info and subvars.
8612 Remove their macros.
8613 * tree.h (highest_pow2_factor): Declare.
8615 2005-07-25 Jakub Jelinek <jakub@redhat.com>
8617 * calls.c (store_one_arg): Check for sibling call MEM arguments
8618 from already clobbered incoming argument area.
8620 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8622 * c-common.c (check_missing_format_attribute): New.
8623 * c-common.h (check_missing_format_attribute): Likewise.
8624 * c-typeck.c (convert_for_assignment): Use it.
8626 2005-07-24 Andreas Schwab <schwab@suse.de>
8628 * config/m68k/m68k.md ("extendqidi2"): When source is an address
8629 register use a word move. Correct operand of ext.w in 68000 code.
8631 2005-07-23 Mark Mitchell <mark@codesourcery.com>
8633 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
8634 variables as declarations, rather than definitions.
8636 2005-07-24 Ira Rosen <irar@il.ibm.com>
8638 PR tree-optimization/22526
8639 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
8642 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8644 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
8645 that C99 reserve for future use. Use it to define clog10,
8646 clog10f and clog10l.
8648 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8650 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
8651 * configure.ac: Check for -Wmissing-format-attribute.
8653 * configure: Regenerate.
8655 2005-07-23 Richard Henderson <rth@redhat.com>
8657 PR tree-optimization/22623
8658 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
8660 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
8663 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
8665 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8667 * Makefile.in (C_TREE_H): Update dependencies.
8668 * c-tree.h: Include toplev.h.
8669 * diagnostic.h (diagnostic_set_info): Add format attribute.
8670 * rtl-error.c (diagnostic_for_asm): Likewise.
8672 2005-07-23 Chao-ying Fu <fu@mips.com>
8674 * config/mips/mips-dsp.md: New file.
8675 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
8676 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
8678 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
8679 MIPS_BUILTIN_BPOSGE32.
8680 (mips_expand_builtin_direct): Add one parameter to indicate that
8681 builtin functions need to return a value.
8682 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
8684 (mips_regno_to_class): Add classes for 12 new DSP registers.
8685 (mips_subword): Change to check four HI registers.
8686 (mips_output_move): Output move to and from 6 new DSP accumulators.
8687 (override_options): Make sure -mdsp and -mips16 are not used together.
8688 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
8690 (mips_conditional_register_usage): Disable 6 new DSP accumulators
8692 (print_operand): Add 'q' for printing DSP accumulators.
8693 (mips_cannot_change_mode_class): Check ACC_REGS.
8694 (mips_secondary_reload_class): Check ACC_REGS.
8695 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
8696 (mips_register_move_cost): Check ACC_REGS.
8697 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
8698 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
8699 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
8700 (dsp_bdesc): New array.
8701 (bdesc_arrays): Add DSP builtin function table.
8702 (mips_prepare_builtin_arg): Check predicate again after
8704 (mips_expand_builtin): Add one more parameter to
8705 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
8706 MIPS_BUILTIN_BPOSGE32.
8707 (mips_init_builtins): Initialize new function types.
8708 (mips_expand_builtin_direct): Check if builtin functions need to
8709 return a value and pass operands properly.
8710 (mips_expand_builtin_bposge): New function.
8711 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
8712 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
8713 (FIRST_PSEUDO_REGISTER): Increase to 188.
8714 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
8715 Update for 12 new DSP registers.
8716 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
8717 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
8718 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
8719 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
8720 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
8721 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
8722 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
8723 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
8724 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
8725 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
8726 (REGISTER_NAMES): Add names for 12 new DSP registers.
8727 * config/mips/mips.md: Include mips-dsp.md.
8728 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
8729 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
8730 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
8731 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
8732 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
8733 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
8734 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
8735 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
8736 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
8737 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
8738 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
8739 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
8740 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
8741 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
8742 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
8743 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
8744 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
8745 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
8746 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
8747 (UNSPEC_RDDSP): New constants.
8748 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
8749 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
8751 * config/mips/mips.opt (-mdsp): New option.
8752 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
8753 (reg_imm10_operand): New predicates.
8754 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
8755 * doc/invoke.texi (-mdsp): Document new option.
8757 2005-07-22 DJ Delorie <dj@redhat.com>
8759 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
8761 * tree-inline.c (inlinable_function_p): Likewise.
8763 2005-07-22 Mark Mitchell <mark@codesourcery.com>
8766 * toplev.c (check_global_declarations): Do not mark undefined
8767 variables as DECL_IGNORED_P.
8768 * varasm.c (first_global_object_name): GTY it.
8769 (weak_global_object_name): Likewise.
8770 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
8771 a string to go into {weak,first}_global_object_name.
8773 2005-07-22 DJ Delorie <dj@redhat.com>
8775 * c-format.c (check_function_format): Change warning control
8776 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
8778 2005-07-22 Diego Novillo <dnovillo@redhat.com>
8780 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
8781 &PTR->FLD a dereference of PTR.
8782 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
8783 a potential dereference of PTR.
8785 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
8787 PR rtl-optimization/20370
8788 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
8789 call allocate_reg_info if necessary.
8791 PR rtl-optimization/21848
8792 * calls.c (emit_library_call_value_1): For const functions, add
8793 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
8795 PR rtl-optimization/22445
8796 * cselib.c (target.h): Include.
8797 (rtx_equal_for_cselib_p): Allow commutative matches.
8798 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
8799 Remove MODE parameter. Changed all callers.
8801 PR rtl-optimization/22258
8802 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
8804 (try_combine): Use likely_spilled_retval_p.
8806 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
8808 * config.gcc: Add crx-elf support.
8810 * doc/contrib.texi: Mention crx.
8811 * doc/extend.texi: Document crx extensions.
8812 * doc/install.texi: Document crx install.
8813 * doc/invoke.texi: Document crx options.
8814 * doc/md.texi: Document crx constraints.
8816 * config/crx/crx-protos.h: New file.
8817 * config/crx/crx.c: New file.
8818 * config/crx/crx.h: New file.
8819 * config/crx/crx.md: New file.
8820 * config/crx/crx.opt: New file.
8821 * config/crx/t-crx: New file.
8823 2005-07-22 Manfred Hollstein <mh@suse.com>
8825 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
8827 (int_add_graph_edge): Likewise.
8828 (collapse_nodes): Likewise.
8829 (process_unification_queue): Likewise.
8831 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8832 Laurent GUERBY <laurent@guerby.net>
8834 PR tree-optimization/22336
8835 * function.c (record_block_change): Check for
8836 cfun->ib_boundaries_block.
8838 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
8840 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
8841 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
8843 2005-07-21 DJ Delorie <dj@redhat.com>
8845 * toplev.c (warn_deprecated_use): Add warning control to warning
8847 * c-typeck.c (parser_build_binary_op): Likewise.
8848 (c_finish_if_stmt): Likewise.
8849 * c-common.c (check_function_sentinel): Likewise.
8850 (check_nonnull_arg): Likewise.
8852 2005-07-21 Richard Henderson <rth@redhat.com>
8855 * tree-complex.c (complex_ssa_name_components): New.
8856 (cvc_lookup): Allow entry not found.
8857 (create_components): Remove.
8858 (create_one_component_var, get_component_var): New.
8859 (get_component_ssa_name, set_component_ssa_name): New.
8860 (extract_component): Use get_component_ssa_name.
8861 (update_complex_components): Use set_component_ssa_name.
8862 (update_complex_components_on_edge): Likewise.
8863 (update_phi_components): Create new PHI nodes directly, instead
8864 of adding insns to edges.
8865 (tree_lower_complex): Allocate and free complex_variable_components
8866 and complex_ssa_name_components here.
8868 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
8870 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
8871 revert to returning false.
8873 2005-07-21 Uros Bizjak <uros@kss-loka.si>
8876 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
8878 2005-07-21 Uros Bizjak <uros@kss-loka.si>
8881 * config/i386/i386.md (cmpxf): Change operand constraints
8882 to "nonmemory_operand".
8884 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
8886 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
8888 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
8891 * fold-const.c (fold_build1): Add checksum for the operands.
8892 (fold_build2): Likewise.
8893 (fold_build3): Likewise.
8895 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
8898 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
8900 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
8902 * common.opt (-fforward-propagate): Committed by mistake,
8905 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8907 * reg-stack.c: Fix comment typo(s).
8908 * tree-ssa-operands.c: Likewise.
8909 * tree-vectorizer: Likewise.
8911 2005-07-21 Nick Clifton <nickc@redhat.com>
8913 * config/sh/symbian.c: Replace C++ style line comments with C
8914 style line comments.
8915 (symbian_add_attribute): Do not use a ? operator on the LHS of
8917 (sh_symbian_handle_dll_attribute): Change the type of the
8918 method vector to "VEC(tree,gc)*" and use vector accessor
8919 macros to walk over the elements.
8920 (symbian_export_vtable_and_rtti_p): Likewise.
8921 (symbian_class_needs_attribute_p): Likewise.
8923 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
8926 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
8927 initialize targetm.resolve_overloaded_builtin here.
8928 (altivec_expand_overloaded_builtin): Make it non-static.
8929 * config/rs6000/rs6000-protos.h
8930 (altivec_expand_overloaded_builtin): New prototype.
8931 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
8932 targetm.resolve_overloaded_builtin here.
8933 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
8935 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
8936 Zdenek Dvorak <dvorakz@suse.cz>
8938 PR tree-optimization/19210
8939 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
8941 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
8942 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
8943 rely on unproven assumptions.
8944 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
8945 * tree-flow.h (number_of_iterations_exit): Add final parameter.
8946 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
8947 to number_of_iterations_exit.
8948 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
8949 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
8950 * tree-ssa-loop-niter.c (find_loop_niter,
8951 estimate_numbers_of_iterations_loop): Likewise.
8952 (number_of_iterations_exit): Honor the new options.
8953 * doc/invoke.texi (Wunsafe-loop-optimizations,
8954 funsafe-loop-optimizations): Document them.
8956 2005-07-21 Richard Sandiford <richard@codesourcery.com>
8958 PR rtl-optimization/22167
8959 * gcse.c (hoist_code): Fix hoist_exprs[] check.
8961 2005-07-20 Adam Nemet <anemet@lnxw.com>
8963 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
8964 __do_global_dtors_aux longcall.
8966 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
8968 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
8969 (old_special_pred_table): Don't reference
8970 SPECIAL_MODE_PREDICATES.
8971 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
8972 * config/arc/arc.h: Don't mention PREDICATE_CODES.
8973 * config/sh/predicates.h: Don't mention
8974 SPECIAL_MODE_PREDICATES.
8975 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
8978 2005-07-20 DJ Delorie <dj@redhat.com>
8980 * config.gcc: Add m32c-elf support.
8982 * doc/contrib.texi: Mention m32c.
8983 * doc/extend.texi: Document m32c extensions.
8984 * doc/install.texi: Mention m32c.
8985 * doc/invoke.texi: Document m32c options.
8986 * doc/md.texi: Document m32c constraints.
8988 * config/m32c/addsub.md: New file.
8989 * config/m32c/bitops.md: New file.
8990 * config/m32c/cond.md: New file.
8991 * config/m32c/jump.md: New file.
8992 * config/m32c/m32c-lib1.S: New file.
8993 * config/m32c/m32c-lib2.c: New file.
8994 * config/m32c/m32c-modes.def: New file.
8995 * config/m32c/m32c-pragma.c: New file.
8996 * config/m32c/m32c-protos.h: New file.
8997 * config/m32c/m32c.abi: New file.
8998 * config/m32c/m32c.c: New file.
8999 * config/m32c/m32c.h: New file.
9000 * config/m32c/m32c.md: New file.
9001 * config/m32c/m32c.opt: New file.
9002 * config/m32c/minmax.md: New file.
9003 * config/m32c/mov.md: New file.
9004 * config/m32c/muldiv.md: New file.
9005 * config/m32c/predicates.md: New file.
9006 * config/m32c/prologue.md: New file.
9007 * config/m32c/shift.md: New file.
9008 * config/m32c/t-m32c: New file.
9010 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9012 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
9013 (stack_protect_set, stack_protect_test): New expanders.
9014 (stack_protect_set_si, stack_protect_set_si_media,
9015 stack_protect_set_di_media, stack_protect_test_si,
9016 stack_protect_test_si_media, stack_protect_test_di_media):
9019 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
9021 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
9023 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
9025 * tree.h (tree_expr_nonzero_p): Export.
9026 * fold-const.c (tree_expr_nonzero_p): Likewise.
9027 Return true for CALL_EXPRs that are alloca calls.
9028 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
9030 * tree-flow.h (expr_computes_nonzero): Remove.
9031 * tree-vrp.c (expr_computes_nonzero): Remove.
9032 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
9033 (extract_range_from_unary_expr): Likewise.
9034 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
9035 tree_expr_nonzero_p.
9037 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
9039 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
9040 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
9041 extra arg "picreg" and use it instead of pic_offset_table_rtx.
9042 All callers changed.
9043 (frame_related_constant_load): New arg "related" which controls
9044 setting of RTX_FRAME_RELATED_P. All callers changed.
9045 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
9046 (bfin_expand_prologue): Add stack limit checking.
9047 * config/bfin/bfin.md (trapifcc): New pattern.
9049 * config/bfin/bfin.c: Include "langhooks.h".
9050 (def_builtin): Go through lang_hooks to call builtin_function.
9052 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
9053 * config/bfin/predicates.md (symbol_ref_operand): New.
9054 (call_insn_operand): Delete. All callers changed to use
9055 register_no_elim_operand.
9056 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
9058 (function_arg): Use it to generate the call's operand 2.
9059 (bfin_longcall_p): New function.
9060 (bfin_expand_call): Extra arg "cookie". All callers and declaration
9061 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
9062 determine if the address needs to be in a REG.
9063 (bfin_handle_longcall_attribute): New function.
9064 (bfin_attribute_table): Add "longcall" and "shortcall".
9065 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
9066 (CUMULATIVE_ARGS): New member call_cookie.
9067 (PREDICATE_CODES): Add symbol_ref_operand.
9068 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
9069 extra USE to the pattern.
9070 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
9071 New patterns, split off call_insn, sibcall_insn, call_value_insn and
9072 sibcall_value_insn; now the new patterns handle direct calls and the
9073 old ones indirect calls.
9074 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
9076 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9078 * doc/trouble.texi: Update section on handling of empty loops.
9080 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
9082 * config.gcc: Remove support for sparc-*-openbsd*,
9083 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
9085 * config.host: Remove support for i860-*-sysv4* as a host.
9086 * config/i860/*, config/ip2k/*, config/ns32k/*,
9087 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
9088 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
9089 mention obsolete ports.
9091 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9093 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
9095 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
9096 of frame_pointer_rtx.
9097 (sh_expand_epilogue): Likewise.
9098 (sh_set_return_address): Likewise.
9099 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
9100 instead of FRAME_POINTER_REGNUM if needed. Add elimination
9101 offsets from FRAME_POINTER_REGNUM.
9102 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
9103 (sh_register_names): Add initializer for sfp.
9104 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
9105 (VALID_REGISTER_P): Likewise.
9106 (FIRST_PSEUDO_REGISTER): Update.
9107 (DWARF_FRAME_REGISTERS): Define.
9108 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
9109 (HARD_FRAME_POINTER_REGNUM): Define.
9110 (FRAME_POINTER_REGNUM): Redefine.
9111 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
9112 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
9113 from FRAME_POINTER_REGNUM.
9114 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
9115 FRAME_POINTER_REGNUM.
9116 (REG_CLASS_CONTENTS): Add sfp.
9117 (REG_ALLOC_ORDER): Likewise.
9118 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
9119 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
9120 of frame_pointer_rtx.
9121 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9123 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
9125 * fold-const.c (tree_expr_nonnegative_p): Only return true for
9126 ABS_EXPR when flag_wrapv is false because of INT_MIN.
9127 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
9129 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
9132 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
9134 Make CONSTRUCTOR use VEC to store initializers.
9135 * c-common.c (complete_array_type): Update to cope with VEC in
9137 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
9138 (pp_c_constructor_elts): New function.
9139 * c-pretty-print.h (pp_c_constructor_elts): Declare.
9140 * c-typeck.c (build_function_call, build_c_cast, digest_init,
9141 struct constructor_stack, struct initializer_stack,
9142 constructor_elements, push_init_level, pop_init_level,
9143 add_pending_init, find_init_member, output_init_element): Update to
9144 cope with VEC in CONSTRUCTOR_ELTS.
9145 * coverage.c (build_fn_info_value, build_ctr_info_value,
9146 build_gcov_info): Likewise.
9147 * expr.c (categorize_ctor_elements_1, store_constructor,
9148 expand_expr_real_1): Likewise.
9149 * fold-const.c (fold_ternary): Likewise.
9150 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
9151 gimplify_init_constructor, gimplify_expr): Likewise.
9152 * tree-dump.c (dequeue_and_dump): Likewise.
9153 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
9155 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
9157 * tree-sra.c (generate_element_init_1): Likewise.
9158 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9159 * tree-ssa-operands.c (get_expr_operands): Likewise.
9160 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
9161 * tree-vect-transform.c (vect_get_vec_def_for_operand):
9162 (get_initial_def_for_reduction): Likewise.
9163 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
9164 value handle in annotations.
9165 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
9166 tree_node_structure): Add support for constr_kind.
9167 (build_vector_from_ctor, build_constructor_single,
9168 build_constructor_from_list): New functions.
9169 (build_constructor): Update to take a VEC instead of a TREE_LIST.
9170 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
9171 Update to cope with VEC in CONSTRUCTOR_ELTS.
9172 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
9173 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
9174 CONSTRUCTOR_APPEND_ELT): New macros.
9175 (struct constructor_elt, struct tree_constructor): New data types.
9176 (union tree_node): Add tree_constructor field.
9177 * treestruct.def: Define TS_CONSTRUCTOR.
9178 * varasm.c (const_hash_1, compare_constant, copy_constant,
9179 compute_reloc_for_constant, output_addressed_constants,
9180 initializer_constant_valid_p, output_constant,
9181 array_size_for_constructor, output_constructor): Update to cope with
9182 VEC in CONSTRUCTOR_ELTS.
9183 * vec.h (VEC_empty, VEC_copy): New macros.
9185 2005-07-19 Devang Patel <dpatel@apple.com>
9187 * dbxout.c (dbxout_type): Check Objective-C++ lang.
9189 2005-07-19 Richard Henderson <rth@redhat.com>
9192 * gimplify.c (gimplify_expr): Use main variant type for the temp
9193 destination for a discarded volatile read.
9194 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
9195 casts between non-void types that change volatility.
9197 2005-07-15 DJ Delorie <dj@redhat.com>
9199 * toplev.h: Add comment about the first parameter for warning().
9200 * errors.h: Likewise.
9202 * c.opt (Wpragmas): New.
9203 * doc/invoke.texi: Document it.
9205 * function.c (do_warn_unused_parameter): Add warning control to
9207 * c-decl.c (warn_if_shadowing): Likewise.
9208 * c-lex.c (cb_def_pragma): Likewise.
9209 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
9210 (pop_alignment): Likewise.
9211 (handle_pragma_pack): Likewise.
9212 (apply_pragma_weak): Likewise.
9213 (handle_pragma_weak): Likewise.
9214 (handle_pragma_redefine_extname): Likewise.
9215 (add_to_renaming_pragma_list): Likewise.
9216 (handle_pragma_extern_prefix): Likewise.
9217 (maybe_apply_renaming_pragma): Likewise.
9218 (handle_pragma_visibility): Likewise.
9220 * config/c4x/c4x-c.c (BAD): Likewise.
9221 (c4x_parse_pragma): Likewise.
9222 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
9223 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
9224 (rs6000_pragma_longcall): Likewise.
9225 * config/v850/v850-c.c (pop_data_area): Likewise.
9226 (ghs_pragma_section): Likewise.
9227 (ghs_pragma_section): Likewise.
9228 (ghs_pragma_interrupt): Likewise.
9229 (ghs_pragma_starttda): Likewise.
9230 (ghs_pragma_startsda): Likewise.
9231 (ghs_pragma_startzda): Likewise.
9232 (ghs_pragma_endtda): Likewise.
9233 (ghs_pragma_endsda): Likewise.
9234 (ghs_pragma_endzda): Likewise.
9236 2005-07-19 Danny Berlin <dberlin@dberlin.org>
9237 Kenneth Zadeck <zadeck@naturalbridge.com>
9239 * Makefile.in: Removed tree-promote-statics.c
9240 * tree-promote-statics.c: Removed.
9241 * common.opt: Removed flag-promote-statics.
9243 * passes.c: Removed tree-promote-statics pass.
9244 * tree-pass.h: Ditto.
9245 * timevar.def: Removed TV_PROMOTE_STATICS.
9248 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
9250 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
9252 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
9254 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9257 * c-common.c (check_function_arguments): Call
9258 'check_function_format' if either -Wformat or
9259 -Wmissing-format-attribute are specified.
9260 * c-format.c (check_function_format): Check -Wformat before
9261 calling 'check_format_info'.
9262 * c-opts.c (c_common_post_options): Don't warn for
9263 -Wmissing-format-attribute without -Wformat.
9264 * c-typeck.c (convert_for_assignment): Detect additional cases for
9265 -Wmissing-format-attribute.
9266 * doc/invoke.texi (-Wmissing-format-attribute): Document new
9269 2005-07-19 Richard Guenther <rguenther@suse.de>
9271 * config/i386/i386.md (lrint<mode>2): Use temporary
9272 instead of clobbering non-existent memory.
9274 2005-07-19 Nick Clifton <nickc@redhat.com>
9276 * config/avr/avr.c (legitimate_address_p): Fix debugging print
9277 statement to avoid displaying ASCII control characters.
9279 2005-07-19 Ben Elliston <bje@au.ibm.com>
9281 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
9282 * cfganal.c (find_edge_index): Ditto.
9283 * combine.c (combine_instructions): Ditto.
9284 * ddg.c (create_scc): Ditto.
9285 (find_successors): Ditto.
9286 (find_predecessors): Ditto.
9287 (find_nodes_on_paths): Ditto.
9288 (longest_simple_path): Ditto.
9289 * flow.c (update_life_info): Ditto.
9290 (count_or_remove_death_notes): Ditto.
9291 (clear_log_links): Ditto.
9292 * modulo-sched.c (generate_reg_moves): Ditto.
9293 (find_max_asap): Ditto.
9294 (find_max_hv_min_mob): Ditto.
9295 (find_max_dv_min_mob): Ditto.
9296 * sbitmap.c (sbitmap_first_set_bit): Ditto.
9297 * sched-rgn.c (extract_edgelst): Ditto.
9298 * tree-into-ssa.c (prepare_names_to_update): Ditto.
9299 (dump_update_ssa): Ditto.
9300 (ssa_names_to_replace) Ditto.
9301 (switch_virtuals_to_full_rewrite): Ditto.
9302 (update_ssa): Ditto.
9303 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
9305 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
9307 Fix PR tree-optimization/22483
9309 * tree-complex.c (create_components): Use
9310 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
9311 * tree-flow-inline.h (fill_referenced_var_vec): New function.
9312 * tree-flow.h (safe_referenced_var_iterator): New structure.
9313 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
9314 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
9315 safe_referenced_var iterator.
9316 (add_type_alias): Ditto.
9318 2005-07-19 Steven Bosscher <stevenb@suse.de>
9320 * loop-init.c (rest_of_handle_loop2): Remove.
9321 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
9322 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
9323 (pass_rtl_loop_init, pass_rtl_loop_done,
9324 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
9325 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
9326 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
9327 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
9328 pass_tree_loop_done, and pass_tree_unswitch.
9329 (gate_loop): Rename to gate_tree_loop.
9330 * passes.c (init_optimization_passes): Update for renamed tree
9331 loop passes. Add the new loop2 passes as subpasses of loop2.
9332 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
9333 Update for the renamed tree loop passes.
9335 2005-07-18 Ian Lance Taylor <ian@airs.com>
9338 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
9339 blocks when optimizing.
9341 2005-07-18 Steve Ellcey <sje@cup.hp.com>
9343 * common.opt (frename-registers): Initialize to 2.
9345 (fgcse-after-reload): Ditto.
9346 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
9347 (process_options): Only change flag_web, flag_rename_registers,
9348 and flag_rerun_cse_after_loop if not explicitly set by user.
9350 2005-07-18 Jan Beulich <jbeulich@novell.com>
9352 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
9353 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
9354 in 64-bit mode the same as DImode in 32-bit mode.
9355 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
9356 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
9357 mode. Add new mode parameter.
9358 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
9359 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
9360 x86_64_shift_adj): New expanders.
9361 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
9362 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
9364 Respective new splitters. Use renamed shift splitter helpers in 32-bit
9365 DImode shift splitters.
9366 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
9367 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
9370 2005-07-18 Jan Beulich <jbeulich@novell.com>
9372 * i386.md (movdi_extzv_1): New.
9373 (zero_extendhidi2): Combine alternatives and never force use of
9375 (zero_extendqidi2): Likewise. Don't restrict input selection.
9377 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9379 Fix PR tree-optimization/22531
9380 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
9383 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9385 * tree-promote-statics.c (pass_promote_statics): Change dump file
9388 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9390 * tree-optimize.c (init_tree_optimization_passes): Add
9391 pass_eliminate_useless_stores pass.
9392 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
9393 * tree-ssa-pre.c (is_copy_stmt): New function.
9394 (follow_copies_till_vuse): Ditto.
9395 (do_eustores): Ditto.
9396 (gate_eustores): Ditto.
9398 2005-07-16 Richard Henderson <rth@redhat.com>
9400 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
9402 2005-07-16 Danny Berlin <dberlin@dberlin.org>
9403 Kenneth Zadeck <zadeck@naturalbridge.com>
9405 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
9406 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
9407 ipa-type-escape.h, tree-promote-statics.c
9408 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
9409 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
9410 tree-promote-statics.c: new files.
9411 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
9412 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
9413 int nonlocal_set_p, mark_constant_function): Deleted.
9414 (rest_of_handle_cfg): Removed call to mark_constant_function.
9415 (nonoverlapping_component_refs_p): Added calls to support
9416 type based aliasing.
9417 * tree-ssa-alias.c (may_alias_p,
9418 compute_flow_insensitive_aliasing): Ditto.
9419 * calls.c (flags_from_decl_or_type): Removed reference to
9421 * c-typeck.c (convert_arguments): Make builtins tolerant of having
9422 too many arguments. This is necessary for Spec 2000.
9423 * cgraph.h (const_function, pure_function): Removed.
9424 * common.opt: Added "fipa-pure-const", "fipa-reference",
9425 "fipa-type-escape", and "ftree-promote-static".
9427 * passes.c: Added ipa and tree-promote-statics passes.
9428 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
9429 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
9430 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
9431 * tree-flow.h: Added exposed sra calls and addition of
9432 reference_vars_info field for FUNCTION_DECLS.
9433 * tree-pass.h: Added passes.
9434 * tree-sra.c: (sra_init_cache): New function.
9435 (sra_insert_before, sra_insert_after) Made public.
9436 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
9438 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
9439 aliasing. (may_alias_p): Added code to use type escape analysis to
9441 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
9442 code to prune clobbers of static variables based on information
9443 produced in ipa-reference pass. Changed call clobbering so that
9444 statics are not marked as clobbered if the call does not clobber
9447 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
9449 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
9452 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9454 * doc/install.texi (*-*-solaris2*): Document recommended version
9455 of GNU binutils and mention GNU linker problem on Solaris 10.
9457 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
9460 * c-decl.c (c_build_bitfield_integer_type): New function.
9461 (finish_struct): Call it.
9462 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
9464 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9466 * c-typeck.c (digest_init): Call 'convert_for_assignment'
9469 2005-07-16 Jan Hubicka <jh@suse.cz>
9471 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
9472 (scale_bbs_frequencies_int): Watch roundoff errors.
9473 * predict.c (return_prediction): Initialize return_stmt.
9475 2005-07-16 Jan Hubicka <jh@suse.cz>
9477 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
9478 after RTL profiling.
9480 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
9483 * fold-const.c (build_range_check): Convert high/low to etype
9484 if we are only comparing against exp.
9486 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
9488 Fix PR tree-optimization/22376
9489 * tree-ssa-structalias.c (build_constraint_graph): We really meant
9491 (need_to_solve): New function.
9492 (compute_points_to_sets): Use it.
9494 2005-07-15 Jan Hubicka <jh@suse.cz>
9496 * cfg.c (update_bb_profile_for_threading): More diagnostic.
9497 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
9499 2005-07-15 Richard Guenther <rguenther@suse.de>
9501 * c-common.c (handle_flatten_attribute): New function.
9502 Add flatten function attribute.
9503 * doc/extend.texi: Document flatten function attribute.
9504 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
9505 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
9507 (cgraph_decide_inlining): Handle functions with flatten
9510 2005-07-14 David Edelsohn <edelsohn@gnu.org>
9512 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
9513 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
9514 UNSPEC_XCHG, UNSPEC_AND): New.
9515 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
9516 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
9517 * config/rs6000/sync.md (FETCHOP): New code macro.
9518 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
9520 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
9521 (sync_compare_and_swap<mode>): Same.
9522 (sync_lock_test_and_set<mode>): Same.
9523 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
9524 for QImode and HImode, and not PPC405.
9525 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
9526 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
9527 (sync_<fetchop>{si,di}_internal): New.
9528 (sync_nand{si,di}_internal): New.
9529 (sync_old_<fetchop>{si,di}_internal): New.
9530 (sync_old_nand{si,di}_internal): New
9531 (sync_new_<fetchop>{si,di}_internal): New.
9532 (sync_new_nand{si,di}_internal): New.
9533 (atomic_and{si,di}): New.
9534 (sync_new_nand{si,di}_internal): New.
9535 (atomic_and{si,di}): New.
9536 (sync_add<mode>_internal): Delete.
9537 (sync_addshort_internal): Use unspec instead of unspec_volatile.
9538 (sync_sub<mode>_internal): Delte.
9539 (sync_subshort_internal): New.
9540 (sync_andsi_internal): Use unspec instead of unspec_volatile.
9541 (sync_anddi_internal): Delete.
9542 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
9543 (sync_booldi_internal): Delete.
9544 (sync_boolc<mode>_internal): Delete.
9545 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
9546 (sync_boolc<mode>_internal2): Delete.
9547 (sync_boolcc<mode>_internal): Delete.
9548 (isync, lwsync): Use unspec instead of unspec_volatile.
9549 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
9550 Revert UNSPEC_VOLATILE.
9551 (rs6000_split_atomic_op): New.
9552 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
9554 2005-07-14 Eric Christopher <echristo@redhat.com>
9556 * config/mips/mips.c (mips_canonicalize_comparison): Cast
9557 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
9559 2005-07-14 Eric Christopher <echristo@redhat.com>
9561 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
9563 2005-07-14 Steven Bosscher <stevenb@suse.de>
9565 PR tree-optimization/22230
9566 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
9567 the computation of the four cross productions for "range op range".
9569 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
9570 Ulrich Weigand <uweigand@de.ibm.com>
9573 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
9576 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
9578 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
9580 2005-07-14 Steve Ellcey <sje@cup.hp.com>
9582 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
9584 2005-07-14 Richard Guenther <rguenther@suse.de>
9587 * config/i386/i386-protos.h (ix86_function_value): Change
9588 prototype to match new target hook.
9589 * config/i386/i386.c (ix86_value_regno): Change prototype
9590 to take extra type argument.
9591 (TARGET_FUNCTION_VALUE): Define.
9592 (ix86_function_ok_for_sibcall): Pass extra argument to
9593 ix86_value_regno, check return slot rtx for exact match.
9594 (ix86_function_value): Take extra parameter. Dispatch to
9595 ix86_value_regno with fndecl/fntype as provided.
9596 (ix86_value_regno): Handle extra type argument.
9597 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
9599 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
9600 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
9601 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
9602 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
9603 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
9605 2005-07-14 Richard Guenther <rguenther@suse.de>
9607 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
9608 * calls.c (expand_call): Pass fntype to hard_function_value.
9609 (emit_library_call_value_1): Likewise.
9610 * explow.c: Include target.h.
9611 (hard_function_value): Take extra argument, the fntype.
9612 Use new target hook for function_value.
9613 * expr.h (hard_function_value): Change prototype.
9614 * function.c (aggregate_value_p): Pass 0 as fntype to
9615 hard_function_value.
9616 (assign_parms): Use new target hook for function_value.
9617 Pass 0 as fntype to hard_function_value.
9618 (expand_function_end): Likewise.
9619 * reg-stack.c: Include target.h.
9620 (stack_result): Use new target hook for function_value.
9621 * target-def.h: New target hook function_value.
9622 * target.h: Likewise.
9623 * targhooks.c (default_function_value): New function.
9624 * targhooks.h (default_function_value): Declare.
9626 2005-07-13 Ian Lance Taylor <ian@airs.com>
9628 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
9630 2005-07-14 Jan Hubicka <jh@suse.cz>
9632 * tree-dfa.c (dump_variable): Use default_def function.
9633 * tree-ssa-alias.c (dump_points_to_info): Likewise.
9634 * tree-ssa.c (verify_use): Likewise.
9635 * tree-ssanames.c (release_ssa_name): Likewise.
9636 * tree-tailcall.c (eliminate_tail_call): Likewise.
9637 (tree_optimize_tail_calls_1): Likewise.
9638 * tree-vrp.c (get_value_range): Likewise.
9640 2005-07-14 Ben Elliston <bje@au.ibm.com>
9642 * gcc.c (main): Compare language[0] with '*' when iterating over
9645 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
9647 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
9648 "s390_emit_compare". Add handling of CCZ1mode.
9649 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
9650 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
9652 (s390_branch_condition_mask): Add CCZ1mode handling.
9653 * config/s390/s390.md: ("seq", "*seq"): New pattern.
9654 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
9655 Use CCZ1mode instead of CCZmode.
9656 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
9658 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
9660 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
9662 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
9664 2005-07-13 Eric Christopher <echristo@redhat.com>
9666 * config/mips/mips.c (mips_canonicalize_comparison): New.
9667 (mips_emit_int_relational): Use.
9669 2005-07-13 Eric Christopher <echristo@redhat.com>
9671 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
9673 * config/s390/s390.md: Include tpf.md. Move tpf specific
9675 * config/s390/tpf.md: To here.
9676 * config/s390/s390.opt: Move tpf specific options...
9677 * config/s390/tpf.opt: to here. Add mmain option.
9678 * config/s390/tpf-unwind.h: Remove unnecessary defines.
9679 * config/s390/tpf.h: Rewrite.
9681 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
9683 * doc/tm.texi: Remove @xref{Cross-profiling}.
9685 2005-07-13 Jeff Law <law@redhat.com>
9687 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
9688 expressions, test their _DECL operands for pointer equality rather
9689 than using operand_equal_p.
9691 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
9693 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
9694 (TARGET_POSIX_IO): This.
9695 * config/darwin.h: Likewise.
9696 * config/freebsd.h: Likewise.
9697 * config/linux.h: Likewise.
9698 * config/lynx.h: Likewise.
9699 * config/netbsd.h: Likewise.
9700 * config/rs6000/linux64.h: Likewise.
9701 * config/rs6000/linux.h: Likewise.
9702 * config/s390/tpf.h: Likewise.
9703 * config/sh/embed-elf.h: Likewise.
9704 * config/sparc/linux64.h: Likewise.
9705 * config/sparc/linux.h: Likewise.
9706 * config/svr4.h: Likewise.
9707 * gcov-io.h: Likewise.
9709 * doc/tm.texi: Updated.
9711 * libgcov.c (create_file_directory): Defined only if
9712 TARGET_POSIX_IO is defined.
9713 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
9716 2005-07-13 Jan Hubicka <jh@suse.cz>
9718 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
9720 2005-07-13 David Edelsohn <edelsohn@gnu.org>
9722 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
9723 structure as argument.
9725 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
9727 PR tree-optimization/21921
9728 * tree-iterator.c (tsi_link_before): Support the case when
9729 tsi_end_p (tsi) == true.
9731 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9733 PR tree-optimization/22442
9734 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
9737 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9739 PR rtl-optimization/20376
9740 * toplev.c (process_options): Enable -fweb and -frename-registers when
9742 * doc/invoke.texi: Update the information about when -fweb and
9743 -frename-registers are enabled.
9745 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9748 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
9749 if *rhs_p is not a SSA_NAME.
9751 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
9753 Fix PR tree-optimization/22422
9754 * tree-ssa-structalias.c (struct variable_info): Add flag for
9756 (get_varinfo): Now a static function.
9757 (new_varinfo): init has_union and is_special_var to false.
9758 (solution_set_add): Check has_union.
9759 (do_da_constraint): Move temporary variable so it gets reset
9761 Also check for special variable.
9762 (do_ds_constraint): Ditto.
9763 (do_sd_constraint): Ditto.
9764 (do_structure_copy): Check for special variable.
9765 (find_func_aliases): Ditto.
9766 (init_base_vars): Set special vars properly.
9768 2005-07-13 Jan Hubicka <jh@suse.cz>
9770 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
9773 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
9774 (get_expr_operands): Fix thinko wrt flags and subvars.
9776 PR tree-optimize/22379
9777 * tree-inline.c (expand_call_inline): Do not output sorry in early
9780 2005-07-12 Dale Johannesen <dalej@apple.com>
9782 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
9784 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9787 * host-linux.h: Include limits.h.
9789 2005-07-12 Dale Johannesen <dalej@apple.com>
9791 * expr.c (compress_float_constant): Add cost check.
9792 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
9794 2005-07-12 Dale Johannesen <dalej@apple.com>
9796 * gcc.target/i386/compress-float-sse.c: New.
9797 * gcc.target/i386/compress-float-sse-pic.c: New.
9798 * gcc.target/i386/compress-float-387.c: New.
9799 * gcc.target/i386/compress-float-387-pic.c: New.
9800 * gcc.dg/compress-float-ppc.c: New.
9801 * gcc.dg/compress-float-ppc-pic.c: New.
9803 2005-07-12 Eric Christopher <echristo@redhat.com>
9805 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
9807 * config/s390/s390.md: Include tpf.md. Move tpf specific
9809 * config/s390/tpf.md: To here.
9810 * config/s390/s390.opt: Move tpf specific options...
9811 * config/s390/tpf.opt: to here. Add mmain option.
9812 * config/s390/tpf-unwind.h: Remove unnecessary defines.
9813 * config/s390/tpf.h: Rewrite.
9815 2005-07-12 Eric Christopher <echristo@redhat.com>
9817 * gcc.c (struct infile): Update comment for language.
9818 (main): Rewrite input file resetting code.
9820 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9823 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
9824 requiring a cast in a non RHS of modify_expr. Add a cast when required.
9825 (lookup_avail_expr): Use constant_boolean_node instead
9826 of boolean_false_node/boolean_true_node.
9828 2005-07-12 Ben Elliston <bje@au.ibm.com>
9830 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
9831 and use it when printing num_edges.
9833 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
9835 * doc/extend.texi (Blackfin Built-in Functions): New section.
9836 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
9839 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
9841 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
9842 s/cmpstrsi/cmpstrnsi
9843 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
9845 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
9846 (init_optabs): Initialize cmpstrn_optab.
9847 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
9848 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
9849 * expr.c: (enum insn_code cmpstrn_optab): Declare.
9850 * config/i386/i386.md: s/cmpstr/cmpstrn
9851 * config/c4x/c4x.md: s/cmpstr/cmpstrn
9852 * doc/md.texi: Update documentation.
9854 2005-07-11 Richard Henderson <rth@redhat.com>
9856 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
9857 build_va_arg_indirect_ref.
9858 (alpha_gimplify_va_arg): Likewise.
9859 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
9860 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
9861 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
9862 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
9863 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
9864 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
9866 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
9868 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9870 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
9871 * passes.c (init_optimization_passes): Add pass_empty_loop.
9872 * tree-pass.h (pass_empty_loop): Declare.
9873 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
9874 try_remove_empty_loop, remove_empty_loops): New functions.
9875 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
9876 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
9878 2005-07-12 Peter Barada <peter@the-baradas.com>
9882 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
9883 in address registers.
9884 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
9885 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
9886 alternative of addsi3_5200.
9888 2005-07-11 Ian Lance Taylor <ian@airs.com>
9890 * config/mips/mips.md (ffs<mode>2): Remove.
9892 2005-07-11 Ian Lance Taylor <ian@airs.com>
9894 * doc/tree-ssa.texi (Cleanups): Improve description of
9896 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
9898 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
9900 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
9901 * tree.h (DECL_ARGUMENT_FLD): New macro.
9903 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
9905 Fix PR tree-optimization/22404
9907 * tree-ssa-structalias.c (create_variable_info_for): Use
9910 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
9912 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
9913 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
9914 for second comparison operand.
9915 * config/bfin/predicates.md (reg_or_const_int_operand): New.
9917 * config/bfin/bfin.md (define_attr "type"): Add "sync".
9918 (define_insn_reservation "alu"): Likewise.
9919 (csync, ssync): Now of type sync.
9920 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
9921 -mcsync-anomaly -mspecld-anomaly.
9922 * config/bfin/bfin.opt (mcsync): Remove.
9923 (mcsync-anomaly, mspecld-anomaly): Add.
9924 * config/bfin/bfin.c: Include "insn-codes.h".
9925 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
9926 (TARGET_DEFAULT_TARGET_FLAGS): New.
9927 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
9929 2005-07-11 Steven Bosscher <stevenb@suse.de>
9931 * basic-block.h: Give the BB flags enum a name, bb_flags.
9932 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
9933 * cfgcleanup.c (enum bb_flags): Remove here.
9934 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
9935 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
9936 (update_forwarder_flag): Likewise.
9937 (thread_jump): Likewise.
9938 (try_forward_edges): Likewise.
9939 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
9940 forwarder flags. Don't clear bb->aux for all basic blocks. Only
9941 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
9943 2005-07-11 Richard Guenther <rguenther@suse.de>
9945 * config/i386/i386.opt: New target option -msseregparm.
9946 * config/i386/i386.c (override_options): Error out for
9947 -msseregparm but no SSE support.
9948 (ix86_function_sseregparm): Check for global sseregparm.
9949 * doc/invoke.texi: Document -msseregparm.
9951 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9953 * config.gcc (m32r-*-linux*): Use the default extra_parts.
9954 (m32rle-*-linux*): Ditto.
9956 2005-07-11 Jakub Jelinek <jakub@redhat.com>
9958 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
9959 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
9962 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9966 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
9967 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
9969 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
9971 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
9972 (varmap): Heapify varmap.
9973 (constraints): Heapify constraints.
9974 (struct constraint_graph): Heapify succs and preds.
9975 (constraint_vec_find): Update for heapification.
9976 (constraint_set_union): Ditto.
9977 (insert_into_complex): Ditto.
9978 (constraint_edge_vec_find): Ditto.
9979 (erase_graph_self_edge): Ditto.
9980 (add_graph_edge): Ditto.
9981 (get_graph_weights): Ditto.
9982 (merge_graph_nodes): Ditto.
9983 (build_constraint_graph): Ditto.
9984 (topo_visit): Ditto.
9985 (solve_graph): Ditto.
9986 (create_variable_info_for): Ditto.
9987 (init_base_vars): Ditto.
9988 (delete_points_to_sets): Free graph, varmap, and complex constraints.
9989 (condese_varmap_nodes): Free complex vector.
9990 (clear_edges_for_node): Clear succs and preds vector.
9992 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
9994 * tree-ssa-structalias.c (update_alias_info): Change counting of
9995 references to not include vdefs.
9997 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
9999 * tree-ssa-alias.c (free_used_part_map): Add missing free.
10000 (up_insert): Ditto.
10002 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10004 * pa.c (pa_commutative_p): Make PLUS commutative when
10005 TARGET_NO_SPACE_REGS is true.
10007 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10009 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
10010 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
10011 * tree-dfa.c (dump_subvars_for): New.
10012 (debug_subvars_for): New.
10013 (dump_variable): Show subvariables if VAR has them.
10014 * tree-flow-inline.h (get_subvar_at): New.
10015 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
10016 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
10018 (struct subvar): Change fields offset and size to unsigned
10020 (dump_subvars_for): Declare.
10021 (debug_subvars_for): Declare.
10022 (get_subvar_at): Declare.
10023 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
10024 to unsigned HOST_WIDE_INT *.
10025 (overlap_subvar): Likewise.
10026 * tree-gimple.c (is_gimple_reg): Always return false for
10027 SFTs and memory tags.
10028 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
10029 Update all callers.
10030 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
10031 (compute_may_aliases): Call compute_points_to_sets.
10032 (collect_points_to_info_for): Remove.
10033 (compute_points_to_and_addr_escape): Remove.
10034 (delete_alias_info): Call delete_points_to_sets.
10035 (compute_flow_sensitive_aliasing): If the call to
10036 find_what_p_points_to returns false, call set_pt_anything.
10037 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
10038 (set_pt_anything): Clear pi->pt_vars.
10039 (set_pt_malloc): Remove.
10040 (merge_pointed_to_info): Remove.
10041 (add_pointed_to_expr): Remove.
10042 (add_pointed_to_var): Remove.
10043 (collect_points_to_info_r): Remove.
10044 (is_escape_site): Make extern.
10046 (create_overlap_variables_for): Call it.
10047 * tree-ssa-copy.c (merge_alias_info): Never merge
10048 flow-sensitive alias information.
10049 * tree-ssa-operands.c (get_expr_operands): Adjust variables
10050 offset and size to be unsigned HOST_WIDE_INT.
10051 (add_to_addressable_set): Rename from note_addressable.
10052 Set TREE_ADDRESSABLE as the variables are added to the set.
10054 (add_stmt_operand): Do not try to micro-optimize unmodifiable
10055 operands into VUSEs when adding V_MAY_DEFs for members in an
10057 * tree-ssa-operands.h (add_to_addressable_set): Declare.
10058 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
10059 (struct variable_info): Add bitfield is_heap_var.
10060 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
10061 (new_var_info): Initialize is_heap_var.
10062 (get_constraint_for): Add HEAP variables to the symbol table.
10063 Mark them with is_heap_var.
10064 (update_alias_info): New. Taken mostly from the old
10065 compute_points_to_and_addr_escape.
10066 (handle_ptr_arith): New.
10067 (find_func_aliases): Call update_alias_info.
10068 Call handle_ptr_info for tcc_binary expressions.
10069 Call mark_stmt_modified.
10070 (create_variable_info_for): If DECL has subvars, do not create
10071 variables for its subvars. Always add all the fields.
10072 (set_uids_in_ptset): If the solution includes ANYOFFSET and
10073 SFTs, then add all the SFTs of the structure.
10074 If VI->DECL is an aggregate with subvariables, add the SFT at
10076 (find_what_p_points_to): If VI is an artificial variable,
10077 translate to bitfields in SSA_NAME_PTR_INFO.
10078 If the solution is empty, set pi->pt_vars to NULL
10079 (init_base_vars): Create ANYOFFSET.
10080 (compute_points_to_sets): Rename from create_alias_vars.
10082 (pass_build_pta): Remove.
10083 (delete_points_to_sets): Rename from delete_alias_vars.
10084 (pass_del_pta): Remove.
10085 * tree-ssa-structalias.h (struct alias_info): Move from
10087 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
10088 NUM_REFERENCES_SET): Likewise.
10089 (compute_points_to_sets, delete_points_to_sets): Declare.
10091 2005-07-09 Richard Henderson <rth@redhat.com>
10093 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
10094 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
10095 alpha_split_lock_test_and_set_12): New functions.
10096 * config/alpha/alpha-protos.h: Update.
10097 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
10098 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
10099 * config/alpha/sync.md (I12MODE): New.
10100 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
10101 (sync_<fetchop_name><I48MODE>): Likewise.
10102 (sync_nand<I48MODE>): Likewise.
10103 (sync_old_<fetchop_name><I48MODE>): Likewise.
10104 (sync_new_<fetchop_name><I48MODE>): Likewise.
10105 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
10106 (sync_compare_and_swap<I48MODE>): Likewise.
10107 (sync_lock_test_and_set<I48MODE>): Likewise.
10108 (sync_compare_and_swap<I12MODE>): New.
10109 (sync_compare_and_swap<I12MODE>_1): New.
10110 (sync_lock_test_and_set<I12MODE>): New.
10111 (sync_lock_test_and_set<I12MODE>_1): New.
10113 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10117 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
10119 2005-07-09 Jakub Jelinek <jakub@redhat.com>
10121 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
10122 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
10124 2005-07-09 Richard SAndiford <richard@codesourcery.com>
10127 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
10129 2005-07-08 David Edelsohn <edelsohn@gnu.org>
10131 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
10132 memory_operand constraint.
10133 (store_conditional_<mode>): Same.
10134 (sync_compare_and_swap<mode>): Same.
10135 (sync_lock_test_and_set<mode>): Same.
10137 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
10139 Rewrite PIC support to more closely model actual instructions.
10140 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
10141 (cris_symbol): Remove prototypes for removed functions.
10142 (cris_pic_symbol_type_of, cris_valid_pic_const)
10143 (cris_expand_pic_call_address): Prototypes for new functions.
10144 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
10146 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
10148 <case ':'>: Add case for new punctuation character.
10149 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
10150 emitting (extra) PIC modifier.
10151 <case UNSPEC>: Do not assert for PLT.
10152 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
10153 (cris_expand_prologue, cris_expand_epilogue): Check
10154 for pic_offset_table_rtx usage instead of taking
10155 current_function_uses_pic_offset_table as the final word.
10156 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
10157 Remove flag_pic difference.
10158 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
10159 the moral equivalents of...
10160 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
10162 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
10163 (cris_handle_option): Mark ARG as unused.
10164 (cris_expand_pic_call_address): New worker function for "call",
10166 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
10167 output PIC constructs here.
10168 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
10169 as symbol-specific modifers, not whole or part of operands.
10170 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
10171 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
10172 constants and flag_pic.
10173 (CONSTANT_INDEX_P): Adjust for new functions.
10174 (enum cris_pic_symbol_type): New helper type.
10175 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
10176 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
10177 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
10179 ("movsi"): Emit actual instructions for GOT and relative access.
10180 ("*movsi_got_load"): New pattern to set up the register holding
10182 ("*movsi_internal"): Operand 1 is not a plain general_operand.
10183 Adjust FIXME for 'S'.
10184 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
10185 Use "movs" for -fpic cases.
10186 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
10187 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
10188 ("call", "call_value"): Just call cris_expand_pic_call_address for
10190 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
10191 Remove special pattern.
10192 ("*expanded_call_side", "*expanded_call_value_side"): New
10194 (gotplt-to-plt, gotplt-to-plt-side-call)
10195 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
10197 * config/cris/cris/predicates.md
10198 ("cris_general_operand_or_gotless_symbol"): Remove unused
10200 ("cris_general_operand_or_symbol"): Adjust for new functions.
10202 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10204 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
10206 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
10208 * Makefile.in (TREE_H): Add treestruct.def.
10209 (c-decl.o): Add pointer-set.h
10210 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
10211 visibility on regular DECL's.
10212 (merge_decls): Fix the copying of decl nodes of various types for
10213 the new structures. Don't update RTL, section name, weak status,
10214 etc, on DECL's without RTL.
10215 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
10216 Don't check volatile on non-variable types.
10217 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
10218 to check whether we have seen arguments.
10219 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
10220 flag is checked before field (flag is common, field is not).
10221 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
10222 TS_DECL_COMMON could have an origin.
10223 (add_location_or_const_value_attribute): Don't check section name
10224 on non-var/function decls.
10225 (dwarf2out_var_location): Reverse order of tests.
10226 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
10227 with DECL_WRTL_CHECK.
10228 * expmed.c (make_tree): rtl is now in decl_with_rtl.
10229 * fold-const.c (fold_binary): Don't check weakness on
10230 non-var/function decls.
10231 (tree_expr_nonzero_p): Ditto.
10232 (fold_checksum_tree): Use tree_decl_extra as sizeof
10234 * ggc-page.c (extra_order_size_table): Add sizes for
10235 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
10237 * gimplify.c (gimplify_bind_expr): Only set
10238 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
10239 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
10241 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
10242 * langhooks.h (init_ts). New langhook.
10243 * passes.c (rest_of_decl_compilation): Reverse order of tests.
10244 * print-tree.c (print_node): Update to only print fields that
10245 exist in the structures the passed decl has.
10246 * toplev.c (wrapup_global_declarations): Don't reset
10247 DECL_DEFER_OUTPUT on DECL's that don't contain it.
10248 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
10249 * tree-inline.c (remap_decl): Ditto.
10250 * tree-outof-ssa.c (create_temp): Reverse order of tests.
10251 * tree-pretty-print.c (print_declaration): Don't print
10252 DECL_REGISTER on things that don't contain it.
10253 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
10254 non-var/function decls.
10255 * tree.c (tree_contains_struct): New structure.
10256 (init_priority_for_decl): New hashtable.
10257 (tree_int_map): New structure.
10258 (tree_int_map_eq): New function.
10259 (tree_int_map_marked_p): Ditto.
10260 (tree_int_map_hash): Ditto.
10261 (tree_map): Move to tree.h.
10262 (tree_map_eq): Externalize.
10263 (tree_map_hash): Ditto.
10264 (tree_map_marked_p): Ditto.
10265 (init_ttree): Set up tree_contains_struct and call langhook.
10266 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
10267 (tree_code_size): Update for new structures.
10268 (tree_node_structure): Update for new structures.
10269 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
10271 (copy_node_stat): Copy init priority.
10272 (build_decl_stat): Ditto for visibility.
10273 (ts_enum_names): New.
10274 (tree_contains_struct_check_failed): New function.
10275 (decl_init_priority_lookup): Ditto.
10276 (decl_init_priority_insert): Ditto.
10277 * treestruct.def: New file.
10278 * tree.h (CODE_CONTAINS_STRUCT): New macro.
10279 (CONTAINS_STRUCT_CHECK): Ditto.
10280 (tree_contains_struct_check_failed): New prototype.
10281 (DECL_CHECK): Removed.
10282 (DECL_MINIMAL_CHECK): New.
10283 (DECL_COMMON_CHECK): Ditto.
10284 (DECL_WRTL_CHECK): Ditto.
10285 (DECL_NON_COMMON_CHECK): Ditto.
10286 (DECL_WITH_VIS_CHECK): Ditto.
10287 (VAR_OR_FUNCTION_DECL_P): Ditto
10288 (struct tree_decl_minimal): New structure.
10289 (struct tree_decl_common): Ditto.
10290 (struct tree_decl_with_rtl): Ditto.
10291 (struct tree_decl_with_vis): Ditto.
10292 (struct tree_decl_non_common): Ditto.
10293 (struct tree_field_decl): Ditto.
10294 (struct tree_parm_decl): Ditto.
10295 (struct tree_var_decl): Ditto.
10296 (struct tree_function_decl): Ditto.
10297 (struct tree_const_decl): Ditto.
10298 (struct tree_result_decl): Ditto.
10299 (union tree_node): Add new structures.
10300 * var-tracking.c (track_expr_p): Reverse order of tests.
10302 * doc/c-tree.texi: Add documentation on DECL node internal structure.
10304 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10306 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
10307 * system.h: Poison FINALIZE_PIC.
10308 * doc/tm.texi (FINALIZE_PIC): Remove.
10310 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10313 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
10314 to the correct type if we have a MODIFY_EXPR.
10316 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10318 PR tree-optimization/22360
10319 * tree.c (upper_bound_in_type): Fix calculations for casting
10320 to a non-wider signed type and casting a signed value to a
10321 wider unsigned type.
10322 (lower_bound_in_type): Fix calculations for casting to a
10323 non-wider signed type.
10325 PR tree-optimization/20139
10326 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
10328 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
10329 fold_cond_expr_cond.
10330 * tree-ssanames.c (release_defs): Assert in_ssa_p.
10331 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
10333 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10336 * tree-complex.c (expand_complex_libcall): Produce
10337 REALPART_EXPR/IMAGPART_EXPR with the correct type.
10339 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
10341 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
10342 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
10343 b" assert and inserted fastpath code for this case.
10344 (bitmap_ior): Removed "a != b" assert.
10346 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10348 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
10349 (ENDFILE_SPEC): Likewise.
10350 * config/m32r/m32r.h (ASM_SPEC): Likewise.
10352 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
10353 a large stack frame at epilogue.
10355 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
10357 * final.c: Include sdbout.h when required.
10359 2005-07-07 Geoffrey Keating <geoffk@apple.com>
10361 * config.gcc (*-*-darwin*): Only one target-specific header file
10362 for generic darwin.
10363 (powerpc-*-darwin*): Add version-specific header files.
10364 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
10365 * config.in: Regenerate.
10366 * configure: Regenerate.
10367 * gcc.c: Include xregex.h.
10368 (version_compare_spec_function): New.
10369 (spec_function): Add version-compare.
10370 (replace_outfile_spec_function): Reformat comment.
10371 (compare_version_strings): New.
10372 * config/darwin-c.c (version_as_macro): New.
10373 (builtin_define): New.
10374 (darwin_cpp_builtins): New.
10375 * config/darwin-protos.h (darwin_cpp_builtins): New.
10376 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
10377 (LIB_SPEC): Make unconditional, update comment.
10378 (TARGET_C99_FUNCTIONS): Define.
10379 * config/darwin.opt: Sort.
10380 (mmacosx-version-min=): New.
10381 * config/darwin7.h: Delete.
10382 * config/darwin8.h: Delete.
10383 * config/i386/darwin.h (): Call darwin_cpp_builtins.
10384 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
10385 (TARGET_C99_FUNCTIONS): Define.
10386 * config/rs6000/darwin7.h: New.
10387 * config/rs6000/darwin8.h: New.
10388 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
10389 (-mmacosx-version-min): Document.
10391 2005-07-07 Ian Lance Taylor <ian@airs.com>
10393 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
10395 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
10397 PR middle-end/22239
10398 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
10400 2005-07-07 Khem Raj <kraj@mvista.com>
10402 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
10403 in bytes, not words.
10405 2005-07-07 Paul Brook <paul@codesourcery.com>
10407 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
10408 DEFAULT_FUNCTION_ARG_PADDING to upward.
10410 2005-07-07 Richard Henderson <rth@redhat.com>
10412 * function.c (locate_and_pad_parm): Record parameter alignment in
10413 stack_alignment_needed.
10415 2005-07-07 David Edelsohn <edelsohn@gnu.org>
10417 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
10418 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
10419 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
10420 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
10421 (define_attr "type"): Add isync, sync, load_l, store_c.
10422 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
10423 Create scratch volatile MEM.
10424 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
10426 (load_locked_<mode>): New.
10427 (store_conditional_<mode>): New.
10428 (sync_compare_and_swap<mode>): Replace with splitter.
10429 (sync_lock_test_and_set<mode>): Replace with splitter.
10430 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
10432 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
10433 is ics. Attribute isync.
10434 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
10436 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
10437 and UNSPECV_SYNC_OP.
10438 (emit_unlikely_jump): New.
10439 (emit_load_locked): New.
10440 (emit_store_conditional): New.
10441 (rs6000_split_compare_and_swap): New.
10442 (rs6000_split_lock_test_and_set): New.
10443 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
10444 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
10445 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
10446 rs6000_split_lock_test_and_set): Declare.
10447 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
10448 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
10449 store_c, isync, sync.
10451 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
10453 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
10454 filenames to gtyp-gen.h.
10455 (s-typ-gen): Use it in place of for loops.
10457 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
10459 * hooks.c (hook_bool_rtx_int_false): New function.
10460 * hooks.h (hook_bool_rtx_int_false): Declare.
10461 * target-def.h (TARGET_COMMUTATIVE_P): Define.
10462 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
10463 * target.h (struct gcc_target): Add commutative_p member.
10464 * targhooks.c (hook_bool_rtx_commutative_p): New function.
10465 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
10466 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
10467 (pa_commutative_p): New function.
10468 * jump.c (target.h): Include.
10469 (rtx_renumbered_equal_p): Use targetm.commutative_p.
10470 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
10472 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10474 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
10475 (s390_expand_setmem): New.
10476 * config/s390/s390.c: Likewise.
10477 (print_shift_count_operand): Truncate to 12 bits instead of 6.
10479 * config/s390/s390.md: ("setmem<mode>"): Accept character as
10480 general_operand. Call new function "s390_expand_setmem".
10481 ("clrmem_long", "*clrmem_long"): Rewrite to ...
10482 ("setmem_long", "*setmem_long"): ... this.
10484 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10486 * config/s390/s390.c: (optimization_options): Enable
10487 TARGET_MVCLE at -Os.
10488 * doc/invoke.texi: Document changes in default behaviour.
10489 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
10491 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10493 * expr.c: (set_storage_via_setmem): Convert opchar to mode
10494 defined by back-end.
10496 2005-07-07 Jakub Jelinek <jakub@redhat.com>
10498 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
10499 all sets in the pattern.
10500 * config/rs6000/rs6000.md (stack_protect_testsi,
10501 stack_protect_testdi): Likewise.
10503 2005-07-06 Jeff Law <law@redhat.com>
10505 * tree-vrp.c (simplify_using_ranges): Kill.
10506 (vrp_finalize): Remove call to simplify_using_ranges.
10507 (simplify_stmt_using_ranges): New function extracted from
10508 simplify_using_ranges.
10509 (simplify_div_or_mod_using_ranges): Likewise.
10510 (simplify_abs_using_ranges): Likewise.
10511 (simplify_cond_using_ranges): New function.
10512 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
10513 * tree-ssa-propagate.c (substitute_and_fold): Call
10514 simplify_stmt_using_ranges if we have range information.
10516 2005-07-06 James E. Wilson <wilson@specifixinc.com>
10518 * config/ia64/ia64.c (ia64_reorg): Check optimize before
10519 ia64_flag_schedule_isns2.
10521 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
10522 reading/writing general registers.
10523 (ia64_function_arg): Revert 2005-06-18 change.
10525 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
10527 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
10528 (legitimize_tls_address): Use gcc_unreachable instead of abort.
10530 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
10532 * function.c (expand_function_end): Revert part of 2005-06-27
10533 patch. Do sjlj_emit_function_exit_after after return_label.
10535 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
10537 * doc/install.texi (--disable-libssp): New.
10539 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
10541 * doc/invoke.texi: Update -fforce-mem documentation.
10542 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
10543 code for -fforce-mem.
10544 * expmed.c: (store_bit_field,store_fixed_bit_field,
10545 extract_bit_field): Ditto.
10546 * expr.c: (convert_move): Ditto.
10547 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
10548 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
10549 emit_conditional_add,expand_float,expand_fix): Ditto.
10550 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
10551 (common_handle_option): Issue warning when -fforce-mem specified.
10553 2005-07-06 Paul Brook <paul@codesourcery.com>
10555 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
10557 * configure: Regenerate.
10559 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
10561 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
10563 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
10565 Fix PR tree-optimization/22319
10566 Fix PR tree-optimization/22140
10567 Fix PR tree-optimization/22310
10569 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
10570 variable sized types.
10571 Use correct type for intermediate structure on *a = *b structure
10574 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10576 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
10578 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
10579 (machine_function): Move typedef to...
10580 * config/rs6000/rs6000.c (machine_function): ... here. Add
10581 varargs_save_offset field.
10582 (rs6000_stack_t): Remove varargs_size field.
10583 (setup_incoming_varargs): Allocate varargs save area using
10584 assign_stack_local, try to make it as small as possible.
10585 Save offset from virtual_stack_vars_rtx to the save area
10586 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
10587 instead of magic 8 when fp word byte size is used.
10588 (rs6000_va_start): Use cfun->machine->varargs_save_offset
10589 instead of -RS6000_VARARGS_SIZE.
10590 (rs6000_stack_info, debug_stack_info,
10591 rs6000_initial_elimination_offset): Remove all traces of
10593 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
10594 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
10595 RS6000_VARARGS_AREA.
10597 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
10599 PR tree-optimization/21963
10600 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
10601 constant_multiple_of in the same way get_computation_cost_at does.
10603 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10605 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
10606 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
10607 (gen_compare_reg): If sparc_compare_emitted is set, clear it
10608 and return its previous value.
10609 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
10610 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
10612 (stack_protect_set, stack_protect_test): New expanders.
10613 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
10614 stack_protect_testdi): New insns.
10615 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
10616 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
10618 2005-07-06 Jeff Law <law@redhat.com>
10620 * tree-ssa-dce.c (cfg_altered): New global.
10621 (tree_dce_init): Initialize cfg_altered.
10622 (remove_dead_stmt): If we remove an edge in the CFG, then set
10624 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
10627 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
10629 * Makefile.in (stamp-collect-ld): Use
10630 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
10631 ./collect-ld if it already exists.
10632 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
10633 Don't remove ./nm if it already exists.
10635 2005-07-05 Devang Patel <dpatel@apple.com>
10637 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
10638 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
10639 * tree-vectorizer.c (vect_loop_location): New.
10640 (vect_print_dump_info): Use vect_loop_location.
10641 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
10642 (vectorize_loops): Set vect_loop_location.
10643 * tree-vect-analyze.c (vect_analyze_offset_expr,
10644 vect_determin_vectorization_factor, vect_analyze_operations,
10645 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
10646 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
10647 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
10648 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
10649 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
10650 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
10651 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
10652 vect_analyze_loop): Adjust vect_print_dump_info API.
10653 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
10654 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
10655 vect_finish_stmt_generation, vectorizable_assignment,
10656 vectorizable_operation, vectorizable_store, vectorizable_load,
10657 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
10658 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
10659 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
10660 vect_transform_loop): Same.
10661 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
10662 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
10665 2005-07-05 Randolph Chung <tausq@debian.org>
10667 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
10668 * configure: Regenerate.
10669 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
10670 (pa_tls_referenced_p): Declare.
10671 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
10672 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
10673 (legitimize_tls_address): New.
10674 (hppa_legitimize_address): Handle TLS addresses.
10675 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
10676 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
10677 (emit_move_sequence): Handle TLS addresses.
10678 (pa_encode_section_info): Call default handler to handle common
10680 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
10681 (CONSTANT_ADDRESS_P): Reject TLS operands.
10682 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
10683 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
10684 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
10685 (UNSPEC_TLSLE): Define new constants.
10686 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
10687 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
10688 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
10689 (tie_symbolic_operand, tle_symbolic_operand): New
10691 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
10693 * aclocal.m4: Update macros for autoconf 2.59 style.
10694 * configure.ac: Likewise.
10696 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10698 * pa.c (function_value): Handle small aggregates on 32-bit targets.
10699 (function_arg): Pass small aggregates in general registers on 32-bit
10701 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
10703 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
10705 * Makefile.in (final.o): Fix dependencies.
10707 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
10711 * langhooks.h (struct lang_hooks): Add expr_to_decl.
10712 * langhooks.c (lhd_expr_to_decl): New.
10713 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
10715 (LANG_HOOKS_INITIALIZER): Update.
10716 * tree.c (recompute_tree_invarant_for_addr_expr): Call
10717 expr_to_decl langhook.
10718 * c-tree.h (c_expr_to_decl): Declare.
10719 * c-typeck.c (c_expr_to_decl): New.
10720 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
10722 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
10724 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
10727 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
10728 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
10730 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
10732 * Makefile.in: Adjust dependencies.
10733 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
10734 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
10735 * alias.c (rest_of_handle_cfg, pass_cfg): New.
10736 * bb-reorder.c (duplicate_computed_gotos): Make it static.
10737 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
10738 rest_of_compilation.
10740 * bb-reorder.c (gate_duplicate_computed_gotos,
10741 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
10742 rest_of_handle_reorder_blocks, pass_reorder_blocks,
10743 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
10744 pass_partition_blocks): New.
10745 * bt-load.c (gate_handle_branch_target_load_optimize,
10746 rest_of_handle_branch_target_load_optimize,
10747 pass_branch_target_load_optimize): New.
10748 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
10750 * cfglayout.c (pass_insn_locators_initialize): New.
10751 * cfgrtl.c (pass_free_cfg): New.
10752 * combine.c (gate_handle_combine, rest_of_handle_combine,
10753 pass_combine): New.
10754 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
10755 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
10756 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
10757 * except.c (pass_set_nothrow_function_flags,
10758 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
10760 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
10761 rest_of_handle_shorten_branches, pass_shorten_branches,
10762 rest_of_clean_state, pass_clean_state): New.
10763 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
10764 rest_of_handle_remove_death_notes, pass_remove_death_notes,
10765 rest_of_handle_life, pass_life, rest_of_handle_flow2,
10767 * function.c (pass_instantiate_virtual_regs, pass_init_function,
10768 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
10769 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10770 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
10772 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
10773 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
10774 pass_rtl_ifcvt, gate_handle_if_after_combine,
10775 rest_of_handle_if_after_combine, pass_if_after_combine,
10776 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
10777 pass_if_after_reload): New.
10778 * integrate.c (pass_initial_value_sets): New.
10779 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
10780 pass_purge_lineno_notes): New.
10781 * mode-switching.c (rest_of_handle_mode_switching,
10782 pass_mode_switching): New.
10783 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
10784 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
10786 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
10787 pass_loop_optimize): New.
10788 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
10790 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
10792 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
10793 pass_postreload_cse): New.
10794 * profile.c (gate_handle_profiling, pass_profiling,
10795 rest_of_handle_branch_prob, pass_branch_prob): New.
10796 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
10797 pass_split_before_regstack, gate_handle_split_before_regstack,
10798 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
10799 rest_of_handle_split_all_insns, pass_split_all_insns): New.
10800 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
10801 pass_stack_regs): New.
10802 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
10803 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
10804 pass_stack_adjustments): New.
10805 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
10806 pass_regrename): New.
10807 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
10808 pass_delay_slots, gate_handle_machine_reorg,
10809 rest_of_handle_machine_reorg, pass_machine_reorg): New.
10810 * rtl.h (extern void purge_line_number_notes): New.
10811 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
10812 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
10814 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
10816 * value-prof.c (gate_handle_value_profile_transformations,
10817 rest_of_handle_value_profile_transformations,
10818 pass_value_profile_transformations): New.
10819 * var-tracking.c (gate_handle_var_tracking,
10820 pass_variable_tracking): New.
10821 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
10823 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
10824 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
10825 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
10826 rest_of_handle_old_regalloc, rest_of_handle_regrename,
10827 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
10828 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
10829 rest_of_handle_gcse2, rest_of_handle_regmove,
10830 rest_of_handle_tracer, rest_of_handle_if_conversion,
10831 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
10832 rest_of_handle_web, rest_of_handle_branch_prob,
10833 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
10834 rest_of_handle_jump_bypass, rest_of_handle_combine,
10835 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10836 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10837 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
10838 rest_of_handle_mode_switching, rest_of_handle_jump,
10839 rest_of_handle_eh, rest_of_handle_stack_adjustments,
10840 rest_of_handle_flow2, rest_of_handle_jump2,
10841 rest_of_handle_peephole2, rest_of_handle_postreload,
10842 rest_of_handle_shorten_branches, rest_of_clean_state,
10843 rest_of_compilation): Remove.
10845 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
10846 * passes.c (dump_flags, in_gimple_form, all_passes,
10847 all_ipa_passes, all_lowering_passes, register_one_dump_file,
10848 register_dump_files, next_pass_1, last_verified, execute_todo,
10849 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
10850 from tree-optimize.c.
10851 (init_optimization_passes): Moved from tree-optimize.c,
10852 adding the RTL optimizations.
10853 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
10854 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
10855 all_ipa_passes, all_lowering_passes, register_one_dump_file,
10856 register_dump_files, next_pass_1, last_verified, execute_todo,
10857 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
10858 init_tree_optimization_passes, ipa_passes): Delete.
10859 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
10861 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
10862 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
10864 (ipa_passes): Remove.
10865 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
10866 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
10867 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
10868 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
10869 (dump_info_p, dump_flag): Moved to tree-dump.h.
10871 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
10873 * passes.c (finish_optimization_passes): Use dump_begin
10874 and dump_end, TDI_end.
10875 (gate_rest_of_compilation): New.
10876 (pass_rest_of_compilation): Use it.
10877 (gate_postreload, pass_postreload): New.
10878 * toplev.c (general_init): Rename init_tree_optimization_passes.
10879 * toplev.h (init_tree_optimization_passes): Rename to
10880 init_optimizations_passes.
10881 * tree-dump.c (dump_flag): Make static.
10882 (dump_files): Remove RTL dumps.
10883 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
10884 pass_cleanup_cfg, pass_free_cfg_annotations,
10885 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
10886 pass_init_datastructures, pass_fixup_cfg): Make non-static.
10887 * tree-pretty-print.c: Include tree-pass.h.
10888 * cgraph.c: Include tree-dump.h.
10890 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
10892 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
10893 Only fall back to saying it points to readonly memory if
10894 we can't do better.
10896 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10898 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
10899 * config/m32r/m32r.c (m32r_compute_frame_size,
10900 m32r_expand_prologue): Take current_function_profile into
10901 account whenever we reference
10902 current_function_uses_pic_offset_table.
10903 (m32r_finalize_pic): Remove.
10904 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
10906 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
10908 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
10909 instead of $<. Don't remove ./as if it already exists.
10911 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10914 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
10915 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
10916 for complex modes when generating code for PA 1.0.
10917 (VALID_FP_MODE_P): New macro.
10918 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
10919 sets for all general and floating point modes. Align wide floating
10920 point modes to even register boundaries to comply with architectural
10922 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
10923 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
10924 (VALID_FP_MODE_P): New macro.
10925 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
10926 sets for all general and floating point modes. Align wide floating
10927 point modes to even register boundaries to comply with architectural
10930 2005-07-04 Diego Novillo <dnovillo@redhat.com>
10932 * tree-dump.c (dump_files): Initialize dump number for .cgraph
10935 2005-07-04 Diego Novillo <dnovillo@redhat.com>
10937 * tree-ssa-structalias.c: Don't include expr.h.
10939 2005-07-04 Diego Novillo <dnovillo@redhat.com>
10941 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
10944 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
10946 Fix PR tree-optimization/22279
10948 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
10951 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
10953 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
10955 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
10957 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
10958 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
10959 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
10960 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
10961 config/stormy16/stormy16.c, config/v850/v850.c,
10962 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
10963 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
10964 Avoid "." or "\n" at end of diagnostics and capital letters at
10965 start of diagnostics.
10966 * combine.c, cse.c: Don't translate dump file output.
10967 * toplev.c (print_version): Only translate output if going to
10970 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
10972 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
10973 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
10976 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10978 * pa.c (fix_range): Fix typo in comment.
10980 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
10982 * tree-vrp.c (extract_range_from_assert): Replace
10983 fold (build (...)) with fold_build2.
10985 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10987 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
10988 gcc_gfc_char_table, init_dynamic_gfc_info): New.
10989 (format_types_orig, handle_format_attribute): Add support for
10992 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
10994 * varasm.c (assemble_variable): Fix format specifier thinko.
10996 2005-07-03 Ira Rosen <irar@il.ibm.com>
10998 PR tree-optimization/22029 (and 22135)
10999 * tree-pretty-print.c (dump_generic_node): Check that the node is not
11000 a phi node before calling dump_vops.
11002 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11004 * tree-dump.h (dump_string_field): Declare.
11005 * tree-dump.c: Use it instead of dump_string.
11006 (dump_string_field): Make non-static.
11008 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11010 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
11011 up the minimal CFG stuff always when optimize > 0. Call
11012 split_all_insns_noflow in PIC case if needed.
11014 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11015 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11018 * c-decl.c (c_write_global_declarations): Dump contents of
11020 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
11021 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
11022 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
11023 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
11026 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11028 * c-common.h (GCC_DIAG_STYLE): Define.
11029 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
11030 version for format checking to 4.1.
11031 * c-format.c: Include toplev.h after c-common.h.
11032 (enum format_type): Add gcc_tdiag_format_type.
11033 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
11034 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
11035 (format_types_orig): Add gcc_tdiag.
11036 (init_dynamic_diag_info): Support gcc_tdiag formats.
11037 (handle_format_attribute): Likewise.
11038 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
11039 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
11040 version for format checking to 4.1.
11041 (warning0, warning, error, pedwarn, sorry): Use
11042 ATTRIBUTE_GCC_DIAG.
11043 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
11044 (finish_aliases_1): Do not use %qE.
11045 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
11046 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
11047 Correct format bugs.
11048 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
11049 parameter to unsigned HOST_WIDE_INT.
11050 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
11052 2005-07-02 David Edelsohn <edelsohn@gnu.org>
11054 PR middle-end/21742
11055 * expr.c (write_complex_part): Use adjust_address for MEM.
11056 (read_complex_part): Same.
11058 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
11060 Fix PR tree-optimization/22280
11062 * tree-sra.c (generate_element_init): Remove useless loop.
11064 2005-07-02 Richard Henderson <rth@redhat.com>
11066 * config/alpha/alpha.c (alpha_legitimize_address): Check for
11068 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
11070 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
11072 PR middle-end/14490
11073 * fold-const.c (fold_binary): Handle the return value of
11074 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
11075 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
11077 2005-07-02 Jeff Law <law@redhat.com>
11079 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
11080 a eliminate type conversion which feeds an equality comparison
11081 if the original type or either operand in the comparison is a
11084 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
11086 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
11087 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
11089 * config/avr/avr.c: Do not use '`' as left quote.
11090 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
11091 Remove "." from end of diagnostics. Make diagnostics start with
11094 2005-07-02 Zack Weinberg <zack@codesourcery.com>
11095 Joseph S. Myers <joseph@codesourcery.com>
11097 * toplev.c (default_tree_printer): Handle setting location with
11099 * c-objc.common.c (c_tree_printer): Likewise.
11100 * c-format.c (gcc_diag_flag_specs): Add '+'.
11101 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
11102 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
11104 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
11105 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
11106 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
11107 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
11108 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
11109 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
11110 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
11111 format arguments where %J is used without %D.
11113 2005-07-02 Jakub Jelinek <jakub@redhat.com>
11115 * gcc.c (LINK_SSP_SPEC): Define.
11116 (link_ssp_spec): New variable.
11117 (LINK_COMMAND_SPEC): Add %(link_ssp).
11118 (static_specs): Add link_ssp_spec.
11119 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
11120 * configure: Rebuilt.
11121 * config.in: Rebuilt.
11123 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11124 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11125 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11126 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11127 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
11128 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
11129 -0x7008(2) instead of reading __stack_chk_guard variable.
11130 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
11132 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
11133 (stack_protect_set, stack_protect_test): Use *_tls* patterns
11134 if TARGET_THREAD_SSP_OFFSET is defined.
11135 (stack_tls_protect_set_si, stack_tls_protect_set_di,
11136 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
11139 2005-06-27 Richard Henderson <rth@redhat.com>
11140 * libgcc-std.ver (GCC_4.1.0): New.
11141 * libgcc.h (__stack_chk_guard): Declare.
11142 (__stack_chk_fail, __stack_chk_fail_local): Declare.
11143 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
11144 * mklibgcc.in (lib2funcs): Add them.
11146 2005-07-01 Richard Henderson <rth@redhat.com>
11148 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
11149 void * before struct sigcontext *.
11150 (x86_fallback_frame_state): Likewise.
11152 2005-07-01 James E. Wilson <wilson@specifixinc.com>
11154 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
11156 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11159 * tree-ssa-reassoc.c (should_transpose): Fix which operand
11160 we check for SSA_NAME for.
11162 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
11164 Fix PR tree-optimization/22071
11166 * tree-ssa-structalias.c (offset_overlaps_with_access): New
11168 (get_constraint_for_component_ref): Use it.
11170 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11173 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
11174 print out the last new line.
11176 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
11178 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
11179 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
11180 * config/cris/cris.c (cris_conditional_register_usage): Adjust
11181 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
11182 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
11183 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
11184 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
11185 (enum reg_class): New member CC0_REGS.
11186 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
11187 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
11188 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
11189 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
11190 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11191 Adjust for register now described.
11193 2005-07-01 Jakub Jelinek <jakub@redhat.com>
11196 * config/i386/i386.md (stack_protect_test_si,
11197 stack_protect_test_di): Add earlyclobber for scratch 3.
11198 * config/rs6000/rs6000.md (stack_protect_testsi,
11199 stack_protect_testdi): Add earlyclobber for scratch 3,
11200 remove earlyclobber from scratch 4.
11202 Older entries for 2005 can be found in ChangeLog-2005.