1 2005-12-07 Richard Sandiford <richard@codesourcery.com>
3 * coretypes.h: Revert previous change.
4 * config/darwin.h: Revert previous reversion.
5 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
7 2005-12-07 Richard Sandiford <richard@codesourcery.com>
9 * coretypes.h (section): Provide dummy definition for target files.
10 * config/darwin.h: Revert previous change.
12 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
14 * doc/sourcebuild.texi (all.build, install-normal): Remove.
15 * configure.ac: Remove all.build and install-normal from target_list
16 * configure: Regenerate.
17 * Makefile.in (install): Don't depend on install-normal.
19 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
21 * Makefile.in: Document the use of stamps.
23 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
25 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
26 * Makefile.in: Add code to compute some dependencies on s-gtype
27 automatically. Remove the declaration of those dependencies.
29 2005-12-07 Richard Sandiford <richard@codesourcery.com>
31 * gcc/reload.c (push_secondary_reload): Fix typo:
32 s/insn_constraint/scratch_constraint/.
34 2005-12-07 Richard Sandiford <richard@codesourcery.com>
36 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
38 2005-12-07 Richard Sandiford <richard@codesourcery.com>
40 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
41 (alpha_elf_select_rtx_section): Return the selected section rather
42 than emitting assembly code.
43 (alpha_write_linkage): Emit a ".link" directive directly and then
44 set in_section to NULL.
45 (vms_asm_out_constructor): Use switch_to_section.
46 (vms_asm_out_destructor): Likewise.
47 (unicosmk_output_common): Set in_section to NULL instead of calling
48 the dummy common_section function.
49 (unicosmk_text_section): Delete in favor of...
50 (unicosmk_output_text_section_asm_op): ...this new function.
51 (unicosmk_data_section): Delete in favor of...
52 (unicosmk_output_data_section_asm_op): ...this new function.
53 (unicosmk_init_sections): New function.
54 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
55 (unicosmk_output_ssib): Set in_section to NULL instead of calling
56 the dummy ssib_section function.
57 (unicosmk_section_buf): Delete.
58 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
59 (unicosmk_data_section): Delete.
60 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
61 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
62 (SECTION_FUNCTION_TEMPLATE): Delete.
63 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
64 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
65 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
66 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
67 (TARGET_ASM_INIT_SECTIONS): Define.
68 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
69 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
70 (link_section, literals_section): Delete.
71 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
72 set in_section to NULL.
74 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
75 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
76 (COMMON_SECTION): Delete.
77 (TARGET_ASM_INIT_SECTIONS): Define.
78 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
79 the dummy common_section function.
80 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
81 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
82 between readonly_data_section and text_section to check whether
83 read-only data is being put in the text section.
84 (arm_output_function_epilogue): Use switch_to_section.
85 (arm_elf_asm_constructor): Likewise.
86 (thumb_call_via_reg): Replace call to in_text_section with
87 a comparison between in_section and text_section.
88 (arm_file_end): Use switch_to_section.
89 (aof_text_section): Delete in favor of...
90 (aof_output_text_section_asm_op): ...this new function.
91 (aof_data_section): Delete in favor of...
92 (aof_output_data_section_asm_op): ...this new function.
93 (aof_asm_init_sections): New function.
94 (zero_init_section): Moved from config/arm/aof.h.
95 (aof_dump_imports, aof_file_start): Use switch_to_section.
96 * config/arm/arm.h (thumb_call_via_label): Update comment.
97 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
98 (common_section): Delete.
99 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
100 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
101 global switch_to_section function instead of the old port-local one.
102 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
103 (SWITCH_TO_SECTION_FUNCTION): Delete.
104 (drectve_section): Redefine as a macro.
105 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
106 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
109 * config/avr/avr.c (progmem_section): New variable.
110 (avr_output_progmem_section_asm_op): New function.
111 (avr_asm_init_sections): New function.
112 (avr_output_addr_vec_elt): Use switch_to_section.
113 * config/avr/avr.h (progmem_section): Declare.
114 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
115 (READONLY_DATA_SECTION): Delete.
116 (TARGET_ASM_INIT_SECTIONS): Define.
117 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
118 * config/avr/avr-protos.h (progmem_section): Delete.
120 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
122 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
123 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
125 * config/darwin-sections.def: New file.
126 * config/darwin.c: Define all sections in darwin-sections.def.
127 (output_objc_section_asm_op, darwin_init_sections): New functions.
128 (machopic_output_indirection): Use switch_to_section.
129 (machopic_select_section): Return the selected section rather than
130 emitting assembly code. Replace the static function table with
131 inline conditional expressions. Update the tests of last_text_section
132 and move them into the FUNCTION_DECL block.
133 (machopic_select_rtx_section): Return the selected section rather than
134 emitting assembly code.
135 (machopic_asm_out_constructor, machopic_asm_out_destructor)
136 (darwin_file_end): Use switch_to_section.
137 * config/darwin.h: Use darwin-sections.def to declare sections.
138 (INIT_SECTION_ASM_OP): Remove empty definition.
139 (HAS_INIT_SECTION): Define this instead.
140 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
141 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
142 (TARGET_ASM_EH_FRAME_SECTION): Delete.
143 (TARGET_ASM_INIT_SECTIONS): Define.
144 * config/darwin-protos.h (darwin_init_sections): Declare.
145 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
146 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
147 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
148 (constructor_section, destructor_section, mod_init_section): Delete.
149 (mod_term_section): Delete.
150 (darwin_exception_section, darwin_eh_frame_section): Delete.
151 (machopic_select_section): Return a section.
152 (machopic_select_rtx_section): Likewise.
153 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
154 (const_section, const_coal_section, const_data_section): Delete.
155 (const_data_coal_section, data_coal_section, cstring_section): Delete.
156 (literal4_section, literal8_section, constructor_section): Delete.
157 (mod_init_section, mod_term_section, destructor_section): Delete.
158 (objc_class_section, objc_meta_class_section, objc_category_section)
159 (objc_class_vars_section, objc_instance_vars_section): Delete.
160 (objc_cls_meth_section, objc_inst_meth_section): Delete.
161 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
162 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
163 (objc_symbols_section, objc_module_info_section): Delete.
164 (objc_image_info_section, objc_protocol_section): Delete.
165 (objc_string_object_section, objc_constant_string_object_section)
166 (objc_class_names_section, objc_meth_var_names_section): Delete.
167 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
168 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
169 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
170 (darwin_exception_section, darwin_eh_frame_section): Delete.
171 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
173 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
174 (frv_asm_out_destructor): Likewise.
175 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
176 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
177 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
179 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
180 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
181 (data_section): Delete.
183 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
184 (DRECTVE_SECTION_FUNCTION): Delete.
185 (drectve_section): Redefine as a macro that sets in_section after
186 emitting the directive.
187 (SWITCH_TO_SECTION_FUNCTION): Delete.
188 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
189 in_text_section with comparison between in_section and text_section.
190 * config/i386/i386.c (x86_64_elf_select_section): Return the section
191 rather than emitting assembly code. Use get_named_section.
192 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
194 (machopic_output_stub): Use switch_to_section.
195 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
196 (nwld_named_section_asm_out_destructor): Use get_section and
199 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
200 rather than emitting assembly code.
201 (ia64_rwreloc_select_section): Likewise.
202 (ia64_rwreloc_select_rtx_section): Likewise.
203 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
204 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
206 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
207 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
209 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
210 section rather than emitting assembly code.
211 (iq2000_select_section): Likewise.
212 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
213 (sbss_section): Delete.
215 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
216 and get_named_section.
217 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
219 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
220 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
221 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
222 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
224 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
225 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
226 global switch_to_section function instead of the old port-local one.
227 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
228 (SWITCH_SECTION_FUNCTION): Delete.
229 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
230 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
231 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
232 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
234 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
235 global switch_to_section function instead of the old port-local one.
236 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
238 * config/mips/mips.c (mips_file_start): Update comment.
239 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
240 (mips_output_aligned_decl_common): Use switch_to_section.
241 (mips_select_rtx_section): Return the section rather than emitting
242 assembly code. Use get_named_section.
243 (mips_function_rodata_section: Likewise get_section.
244 (build_mips16_function_stub): Use switch_to_section.
245 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
246 (SDATA_SECTION_ASM_OP): Delete.
247 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
248 (EXTRA_SECTION_FUNCTIONS): Delete.
250 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
251 (mmix_asm_output_aligned_local): Use switch_to_section.
253 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
254 (som_one_only_readonly_data_section): New variables.
255 (pa_output_function_epilogue): Set in_section to NULL instead of
256 calling forget_section.
257 (output_deferred_plabels): Use select_section.
258 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
259 of calling forget_section.
260 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
261 (pa_asm_output_aligned_local): Use select_section.
262 (som_text_section_asm_op): Delete in favor of...
263 (som_output_text_section_asm_op): ...this new function.
264 (pa_som_asm_init_sections): New function.
265 (pa_select_section): Return the section rather than emitting
267 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
268 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
269 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
270 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
271 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
272 (som_readonly_data_section, som_one_only_readonly_data_section)
273 (som_one_only_data_section, forget_section): Delete.
274 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
275 (TARGET_ASM_INIT_SECTIONS): Define.
276 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
278 * config/rs6000/rs6000.c (read_only_data_section): New variable.
279 (private_data_section, read_only_private_data_section): New variables.
280 (sdata2_section, toc_section): New variables.
281 (rs6000_file_start): Use switch_to_section.
282 (rs6000_assemble_integer): Use comparisons against in_section
283 instead of calling in_toc_section and in_text_section. Use
284 unlikely_text_section_p.
285 (rs6000_elf_output_toc_section_asm_op): New function, derived
286 from the old rs6000/sysv4.h toc_section function.
287 (rs6000_elf_asm_init_sections): New function.
288 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
289 the section rather than emitting assembly code.
290 (machopic_output_stub): Use switch_to_section.
291 (toc_section): Delete dummy function.
292 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
293 switch_to_section and get_section.
294 (rs6000_xcoff_output_readonly_section_asm_op): New function.
295 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
296 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
297 the old rs6000/xcoff.h toc_section function.
298 (rs6000_xcoff_asm_init_sections): New function.
299 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
300 the section rather than emitting assembly code.
301 (rs6000_xcoff_file_start): Use switch_to_section.
302 (rs6000_xcoff_file_end): Likewise.
303 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
304 (sdata2_section, sbss_section, private_data_section): Delete.
305 (read_only_data_section, read_only_private_data_section): Delete.
306 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
307 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
308 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
309 (FINI_SECTION_FUNCTION): Delete.
310 (TARGET_ASM_INIT_SECTIONS): Define.
311 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
312 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
313 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
314 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
315 (READONLY_DATA_SECTION): Delete.
316 (TARGET_ASM_INIT_SECTIONS): Define.
317 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
318 to NULL rather than no_section.
319 (TARGET_ASM_EXCEPTION_SECTION): Delete.
321 * config/sh/sh.c (sh_file_start): Use switch_to_section.
323 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
324 (sparc_output_deferred_case_vectors): Likewise. Remove argument
325 from call to current_function_section.
327 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
328 (bss100_section): New variable.
329 (xstormy16_asm_output_aligned_common): Use switch_to_section.
330 (xstormy16_asm_init_sections): New function.
331 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
332 switch_to_section and get_section.
333 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
334 from calls to current_function_section.
335 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
336 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
337 (TARGET_ASM_INIT_SECTIONS): Define.
338 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
340 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
341 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
342 (FINI_SECTION_FUNCTION): Delete.
344 * config/v850/v850.c: Include gt-v850.h.
345 (rosdata_section, rozdata_section, tdata_section, zdata_section)
346 (zbss_section): New variables.
347 (v850_output_aligned_bss): Use switch_to_section.
348 (v850_asm_init_sections): New function.
349 (v850_select_section): Return the section rather than emitting
351 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
352 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
353 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
354 (TARGET_ASM_INIT_SECTIONS): Define.
355 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
356 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
357 (zbss_section): Delete.
359 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
361 * config/vx-common.h (vxworks_exception_section): Delete.
362 (TARGET_ASM_EXCEPTION_SECTION): Delete.
364 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
365 section rather than emitting assembly code.
366 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
369 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
370 * coretypes.h (section): New union and typedef.
371 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
372 from call to current_function_section.
373 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
374 (dbxout_symbol_location): Use switch_to_section.
375 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
376 most of the code into...
377 (default_eh_frame_section): ...here. Return a section.
378 (collect2_eh_frame_section): Delete, moving most of the code into..
379 (switch_to_eh_frame_section): ...this new function.
380 (debug_info_section, debug_abbrev_section, debug_aranges_section)
381 (debug_macinfo_section, debug_line_section, debug_loc_section)
382 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
384 (output_call_frame_info): Call switch_to_eh_frame_section instead of
385 eh_frame_section. Use switch_to_section and get_section.
386 (dwarf2out_begin_prologue): Use switch_to_section.
387 (AT_string_form): Check the flags in debug_str_section instead of
388 DEBUG_STR_SECTION_FLAGS.
389 (output_comp_unit): Use switch_to_section, get_section, and
391 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
392 (dwarf2out_begin_block): Use switch_to_section. Remove argument
393 from call to current_function_section.
394 (dwarf2out_var_location): Use unlikely_text_section_p.
395 (dwarf2out_source_line): Use switch_to_section. Remove argument
396 from call to current_function_section.
397 (dwarf2out_start_source_file, dwarf2out_end_source_file)
398 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
399 debug_macinfo_section.
400 (dwarf2out_init): Initialize the new section variables. Use them
401 instead of calls to named_section_flags. Use switch_to_section.
402 (output_indirect_string): Use switch_to_section and debug_str_section.
403 (dwarf2out_finish): Use switch_to_section and the new section
405 * except.c (default_exception_section): Return the section instead
406 of emitting assembly code.
407 (output_function_exception_table): Use the global exception_section
408 variable instead of the target hook. Use switch_to_section. Remove
409 argument from call to current_function_section.
410 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
411 (shorten_branches): Use pointer comparisons to detect whether the
412 text section is the same as readonly_data_section.
413 (profile_function): Use switch_to_section. Remove argument from
414 call to current_function_section.
415 (final_scan_insn): Likewise. Update use of last_text_section.
416 * gengtype.c (open_base_files): Add an include of output.h.
417 * output.h (text_section, data_section, readonly_data_section)
418 (ctors_section, dtors_section, bss_section, init_section)
419 (fini_section, sdata_section): Turn into section pointers.
420 (in_text_section, in_unlikely_text_section, exports_section)
421 (drectve_section, named_section, mergeable_string_section)
422 (last_text_section_name): Delete.
423 (default_exception_section, default_eh_frame_section): Return sections.
424 (SECTION_DECLARED, SECTION_NAMED): New macros.
425 (SECTION_MACH_DEP): Bump value.
426 (section_common, named_section, unnamed_section): New structures.
427 (unnamed_section_callback): New typedef.
428 (section): New union.
429 (sbss_section, exception_section, eh_frame_section): New variables.
430 (in_section, last_text_section): Turn into section pointers.
431 (get_unnamed_section, get_section, get_named_section): New functions.
432 (mergeable_constant_section, function_section): Return a section.
433 (unlikely_text_section): Likewise.
434 (current_function_section): Likewise. Remove the decl argument.
435 (unlikely_text_section_p, switch_to_section): New functions.
436 (output_section_asm_op): New function.
437 (set_named_section_flags, named_section_flags, named_section_real)
438 (named_section_first_declaration): Delete.
439 (default_select_section, default_elf_select_section): Return a section.
440 (default_elf_select_section_1, default_function_rodata_section)
441 (default_no_function_rodata_section, default_select_rtx_section)
442 (default_elf_select_rtx_section): Likewise.
443 * rtl.h (in_data_section): Delete.
444 * sdbout.c (sdbout_one_type): Use switch_to_section.
445 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
446 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
447 (TARGET_ASM_EH_FRAME_SECTION): Poison.
448 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
449 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
450 (TARGET_ASM_OUT): Update after above changes.
451 * target.h (init_sections): New hook.
452 (exception_section, eh_frame_section): Delete.
453 (select_section, select_rtx_section, function_rodata_section): Return
454 a section rather than emitting assembly code.
455 * varasm.c (text_section, data_section, readonly_data_section)
456 (ctors_section, dtors_section, bss_section, init_section)
457 (fini_section): Turn into section pointers.
458 (sdata_section, sbss_section, exception_section): New variables.
459 (eh_frame_section): New variable.
460 (in_section): Make global and turn into a section pointer.
461 (last_text_section): Turn into a section pointer.
462 (unnamed_sections): New variable.
463 (in_named_name, last_text_section_name): Delete.
464 (EXTRA_SECTION_FUNCTIONS): Delete.
465 (in_named_entry): Delete.
466 (section_htab): New variable, replacing...
467 (in_named_htab): ...this deleted variable.
468 (section_entry_eq, section_entry_hash): New functions, based on...
469 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
470 (get_unnamed_section, get_section): New functions.
471 (unlikely_text_section): Return a section instead of emitting
473 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
474 (get_named_section_flags, named_section_first_declaration): Delete.
475 (unlikely_text_section_p): New function.
476 (named_section_real, named_section): Delete.
477 (get_named_section): New function.
478 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
479 (function_section): Return a section rather than emitting
481 (current_function_section): Likewise. Remove argument. Use
482 last_text_section if nonnull, otherwise use function_section.
483 (default_function_rodata_section): Return a section rather than
484 emitting assembly code. Use get_section.
485 (default_no_function_rodata_section): Return a section rather than
486 emitting assembly code.
487 (variable_section): Use switch_to_section and get_named_section.
488 (mergeable_string_section): Return a section rather than emitting
489 assembly code. Use get_section. Make static. Don't take special
490 countermeasures for empty strings.
491 (mergeable_constant_section): Return a section rather than emitting
492 assembly code. Use get_section.
493 (default_named_section_asm_out_destructor): Use switch_to_section
495 (default_dtor_section_asm_out_destructor): Use switch_to_section.
496 (default_named_section_asm_out_constructor): Use switch_to_section
498 (default_ctor_section_asm_out_constructor): Use switch_to_section.
499 (assemble_start_function): Likewise. Set last_text_section to
500 NULL rather than no_section. Change the type of save_section.
501 (assemble_zeros, assemble_variable): Use the section flags to detect
502 whether or not a section is text.
503 (assemble_static_space): Use switch_to_section.
504 (assemble_trampoline_template): Likewise.
505 (output_constant_def_contents): Use switch_to_section and
507 (output_constant_pool_1): Use switch_to_section. Use the section
508 flags to see whether sections contain mergeable data.
509 (init_varasm_once): Initialize section_htab instead of in_named_htab.
510 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
511 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
512 whether a section has already been declared.
513 (default_select_section, default_elf_select_section): Return a
514 section rather than emitting assembly code.
515 (default_elf_select_section_1): Likewise. Use bss_section for
516 SECCAT_BSS if nonnull. Use get_named_section.
517 (default_select_rtx_section): Return a section rather than
518 emitting assembly code.
519 (default_elf_select_rtx_section): Likewise. Use get_named_section.
520 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
521 (output_section_asm_op, switch_to_section): New functions.
522 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
525 * doc/tm.texi: Expand the introduction to the sections documentation.
526 (TRAMPOLINE_SECTION): Document new interface.
527 (SDATA_SECTION_ASM_OP): Document new macro.
528 (READONLY_DATA_SECTION): Delete.
529 (SDATA_SECTION_ASM_OP): Document new macro.
530 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
531 (TARGET_ASM_INIT_SECTIONS): Document new hook.
532 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
533 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
534 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
536 2005-12-07 Alan Modra <amodra@bigpond.net.au>
538 * gcc.c (init_gcc_specs): Match braces inside conditionally
541 2005-12-06 Geoffrey Keating <geoffk@apple.com>
543 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
545 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
548 * tree.c (integer_all_onesp): Always return true if all bits on.
550 * testsuite/g++.dg/init/array0.C: New.
552 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
554 * doc/md.texi: Adapt to implementation.
556 2005-12-06 Andreas Schwab <schwab@suse.de>
558 * opts.c (decode_options): Fix typo in message.
560 2005-12-06 Alan Modra <amodra@bigpond.net.au>
563 * longlong.h: Merge PPC tests from upstream.
565 2005-12-06 Richard Guenther <rguenther@suse.de>
567 * fold-const.c (fold_convert): Do not build and fold
568 CONVERT_EXPR, but always use NOP_EXPR.
570 2005-12-06 Jan Beulich <jbeulich@novell.com>
572 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
573 __builtin_ia32_paddq and __builtin_ia32_subq.
574 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
575 __builtin_ia32_pshufw.
576 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
578 2005-12-05 James E Wilson <wilson@specifix.com>
581 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
584 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
586 * print-tree.c (print_node): Ditto.
587 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
588 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
589 before accessing DECL_ARTIFICIAL.
590 Handle new tag tree codes.
591 * tree-flow-inline.h (clear_call_clobbered): Update for tag
593 (unmodifiable_var_p): Ditto.
594 * tree-flow.h (mem_tag_kind): Remove.
595 (struct var_ann_d): Remove mem_tag_kind member.
596 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
597 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
598 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
599 (group_aliases): Ditto.
600 (setup_pointers_and_addressables): Ditto.
601 (is_escape_site): Ditto.
602 (may_alias_p): Ditto.
603 (create_tag_raw): New function.
604 (create_memory_tag): Use it.
605 (dump_alias_info): Update for tags.
606 (may_be_aliased): Ditto.
607 (add_type_alias): Ditto.
608 (new_type_alias): Ditto.
610 (create_structure_vars): Ditto.
611 * tree-ssa-ccp.c (get_default_value): Ditto.
612 * tree-ssa-operands.c (get_expr_operands): Ditto.
613 (add_stmt_operand): Ditto.
614 (add_call_clobber_ops): Remove duplicated condition.
615 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
617 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
618 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
619 * tree.c (init_ttree): Update structures for new tree codes.
620 (tree_code_size): Update sizes for new tree codes.
621 (make_node_stat): Don't try to set common things on minimal
623 (tree_node_structure): Update for tags.
624 (is_global_var): Ditto.
625 * tree.def: Add new tree codes.
626 * tree.h (MTAG_P): New macro.
627 (TREE_MEMORY_TAG_CHECK): Ditto.
628 (SSA_VAR_P): Update for tags.
629 (struct tree_memory_tag): New structure.
630 (MTAG_GLOBAL): New macro.
631 (union tree_node): Add memory tag member.
632 * treestruct.def (TS_MEMORY_TAG): New.
634 2005-12-05 Dale Johannesen <dalej@apple.com>
636 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
637 what was approved (PR 24323).
639 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
641 * doc/c-tree.texi (Function Bodies): Remove description of
644 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
646 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
647 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
648 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
649 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
650 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
653 2005-12-05 Geoffrey Keating <geoffk@apple.com>
655 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
657 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
658 hook_bool_void_false.
659 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
660 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
662 * config/darwin.c (machopic_select_section): It's not defined
663 as weak if it's only marked as weak_import.
665 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
668 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
669 A hidden weak object does bind locally. Strong linkonce data
670 counts like any other strong symbol for binding.
671 (weak_finish_1): Don't specially handle weakrefs, they no longer
673 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
674 * c-common.c (handle_alias_attribute): Allow static aliases
676 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
677 * gthr-dce.h: Make weakrefs static.
678 * gthr-tpf.h: Likewise.
679 * gthr-solaris.h: Likewise.
680 * gthr-posix.h: Likewise.
681 * gthr-posix95.h: Likewise.
682 * config/darwin.c (darwin_encode_section_info): static weakref
683 variables are not necessarily defined in this translation unit.
684 * doc/extend.texi (Function Attributes): Mention that an alias
685 attribute creates a definition for the thing it's attached to.
686 Change the documentation for weakref to say that the thing
687 it's attached to must be static.
689 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
690 we don't go into an infinite loop.
692 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
694 * config/rs6000/predicates.md (logical_const_operand): Split
695 out of logical_operand.
696 (logical_operand): Use it.
697 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
698 logical_const_operand.
700 2005-12-05 Jan Beulich <jbeulich@novell.com>
702 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
703 and IX86_BUILTIN_CMPNESS.
704 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
705 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
706 * config/i386/i386.md (movti_internal): Correct type attribute.
707 Simplify mode attribute.
708 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
709 Correct type attribute.
710 (absxf2): Correct operator.
711 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
712 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
713 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
715 (sse2_vmsqrtv2df2): Correct mode attribute.
717 2005-12-05 Jan Beulich <jbeulich@novell.com>
719 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
720 16 bits. Provide insn pattern for this case.
722 2005-12-05 Jan Beulich <jbeulich@novell.com>
724 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
726 (__popcountDI2): Likewise.
728 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
731 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
732 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
733 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
736 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
738 * c-typeck.c (null_pointer_constant_p): New function.
739 (build_conditional_expr, build_c_cast, convert_for_assignment,
740 build_binary_op): Use it.
742 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
744 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
745 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
747 (check_function_arguments_recurse): Allow both NOP_EXPR and
748 CONVERT_EXPR but check conversions preserve precision.
749 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
750 but check conversions preserve precision.
751 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
754 2005-12-04 Roger Sayle <roger@eyesopen.com>
757 * common.opt (Wstring-literal-comparison): New command line option.
758 * c-opts.c (c_common_handle_option): Set it with -Wall.
759 * c-typeck.c (parser_build_binary_op): Issue warning if either
760 operand of a comparison operator is a string literal, except for
761 testing equality or inequality against NULL.
763 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
765 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
767 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
768 of building a NOP_EXPR.
769 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
771 * c-convert.c (convert): Use fold_convert instead of building
772 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
773 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
775 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
776 NOP_EXPR the same as CONVERT_EXPR.
777 * c-typeck.c (build_function_call): Use fold_convert instead of
778 building a NOP_EXPR directly.
779 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
781 2005-12-03 Alan Modra <amodra@bigpond.net.au>
783 PR rtl-optimization/25197
784 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
787 2005-12-02 Stuart Hastings <stuart@apple.com>
789 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
792 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
794 * c-typeck.c (default_function_array_conversion,
795 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
796 (build_conditional_expr): Apply integer_zerop to orig_op1 and
797 orig_op2. Don't check them for NOP_EXPR.
798 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
801 2005-12-03 Alan Modra <amodra@bigpond.net.au>
803 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
804 toc_save_offset, toc_size, lr_size.
805 (rs6000_stack_info): Use memset rather than bss struct copy to init.
806 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
807 Adjust for removal of unused rs6000_stack_t fields.
808 (debug_stack_info): Adjust.
809 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
810 first, and don't bother checking for set/inc of lr on sibcalls.
811 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
813 2005-12-02 Jakub Jelinek <jakub@redhat.com>
816 * config/i386/i386.md (movqi_1): Only force imovx for alternative
817 5 if operand 1 is not aligned. Undo previous constraint change.
818 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
820 2005-12-02 Richard Guenther <rguenther@suse.de>
822 * tree.h (build): Remove prototype.
823 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
824 * tree.c (build): Remove.
825 (build0_stat): Update comment.
827 2005-12-02 Richard Guenther <rguenther@suse.de>
829 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
830 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
832 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
833 maybe_fold_offset_to_component_ref): Likewise.
834 * tree-ssa-dom.c (thread_across_edge,
835 simplify_rhs_and_lookup_avail_expr,
836 find_equivalent_equality_comparison, record_equivalences_from_stmt):
838 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
839 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
840 lower_try_finally_switch): Likewise.
841 * tree-if-conv.c (add_to_dst_predicate_list,
842 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
843 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
844 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
845 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
846 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
847 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
848 gimplify_init_ctor_eval, gimplify_init_constructor,
849 gimplify_variable_sized_compare, gimplify_boolean_expr,
850 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
851 gimplify_expr, gimplify_body, gimplify_function_tree,
852 force_gimple_operand): Likewise.
853 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
854 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
855 mx_register_decls): Likewise.
856 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
857 get_frame_field, finalize_nesting_tree_1): Likewise.
858 * tree-inline.c (setup_one_parameter): Likewise.
859 * tree-vect-transform.c (vectorizable_condition): Likewise.
860 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
862 * tree-profile.c (tree_gen_edge_profiler): Likewise.
863 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
864 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
865 * tree-chrec.h (build_polynomial_chrec): Likewise.
867 2005-12-02 Richard Guenther <rguenther@suse.de>
869 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
870 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
871 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
872 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
873 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
874 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
875 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
877 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
878 sh_adjust_unroll_max): Likewise.
879 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
880 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
881 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
883 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
885 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
888 2005-12-02 Richard Guenther <rguenther@suse.de>
890 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
891 simplify_cond_using_ranges): Use buildN instead of build.
892 * tree-tailcall.c (adjust_accumulator_values,
893 adjust_return_value): Likewise.
894 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
895 generate_element_copy, generate_element_zero,
896 generate_one_element_init): Likewise.
897 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
898 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
899 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
900 perfect_nestify): Likewise.
902 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
904 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
906 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
908 * ggc.h (GGC_RESIZEVEC): New.
910 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
912 * gcc.c (execute): Improve readability.
914 2005-12-02 Richard Guenther <rguenther@suse.de>
916 * tree-cfg.c (mark_used_vars): New function.
917 (dump_function_to_file): Dump only used VAR_DECLs.
919 2005-12-02 Richard Guenther <rguenther@suse.de>
921 * convert.c (convert_to_integer): Fix compare for nonpositive
922 constant to use tree_int_cst_sgn <= 0.
924 2005-12-02 Richard Guenther <rguenther@suse.de>
926 * convert.c (convert_to_integer): Use fold_convert instead
927 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
928 instead of comparing against 0. Use build_int_cst instead
929 of converting integer_zero_node.
931 2005-12-02 Richard Guenther <rguenther@suse.de>
933 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
936 2005-12-02 Alan Modra <amodra@bigpond.net.au>
939 * combine.c (simplify_logical <IOR>): Simplify more patterns to
942 2005-12-02 Alan Modra <amodra@bigpond.net.au>
945 * function.c (expand_function_end): Emit blockage for unwinder
948 2005-12-01 Roger Sayle <roger@eyesopen.com>
950 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
951 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
952 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
953 integer constant comparisons.
955 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
956 Janis Johnson <janis187@us.ibm.com>
957 David Edelsohn <dje@watson.ibm.com>
958 Ben Elliston <bje@au.ibm.com>
960 * dfp.h, dfp.c: New files.
961 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
962 (DECNUM_H): Likewise.
963 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
964 (INCLUDES): Append $(DECNUMINC).
965 (OBJS-common): Add dfp.o.
967 * real.h (EXP_BITS): Pinch one bit to ..
968 (struct real_value): Add decimal field.
969 (real_format): Change table size, update documentation.
970 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
971 (real_from_string3): Declare.
972 (decimal_single_format): Declare.
973 (decimal_double_format): Declare.
974 (decimal_quad_format): Declare.
975 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
976 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
977 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
978 * real.c: Include dfp.h.
979 (normalize): Early return for decimal floats.
980 (do_add): Zero decimal field.
981 (do_compare): Call do_decimal_compare for decimal floats.
982 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
983 (real_arithmetic): Call decimal_real_arithmetic for decimal
984 floating point operands.
985 (real_identical): If a and b are of differing radix, return false.
986 (real_to_integer): Call decimal_real_to_integer if the value is a
988 (real_to_integer2): Likewise, call decimal_real_to_integer2.
989 (real_to_decimal): Likewise, call decimal_real_to_decimal.
990 (real_to_hexadecimal): Place "N/A" in the return string for
992 (real_from_string3): New variant, given a mode.
993 (real_maxval): Use decimal_real_maxval for decimal floats.
994 (round_for_format): Use decimal_round_for_format for decimals.
995 (real_convert): Use decimal_real_convert where appropriate.
996 (significand_size): Handle base 10.
997 (encode_decimal_single, decode_decimal_single,
998 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
999 decode_decimal_quad): New functions.
1000 (decimal_single_format): New.
1001 (decimal_double_format): New.
1002 (decimal_quad_format): New.
1003 * machmode.def: Add SD, DD and TD decimal floating point modes.
1004 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
1005 Include MODE_DECIMAL_FLOAT.
1006 (DECIMAL_FLOAT_MODE_P): New.
1007 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
1008 * genmodes.c (struct mode_data): Add counter field.
1009 (struct mode_data): Update comment for format.
1010 (blank_mode): Initialise counter field.
1011 (new_mode): Increment counter field for each mode defined.
1012 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
1014 (make_complex_modes): Handle modes containing `D'.
1015 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
1016 (make_decimal_float_mode): New.
1017 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
1018 (cmp_modes): Compare counter field if other characteristics
1020 (emit_real_format_for_mode): Support formats for decimal floats.
1021 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
1022 Document MODE_DECIMAL_FLOAT.
1024 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1026 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
1029 2005-12-01 Richard Henderson <rth@redhat.com>
1031 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
1033 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1035 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
1037 * config/pa/pa.c (pa_init_builtins): If we detect
1038 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
1041 2005-12-01 Richard Guenther <rguenther@suse.de>
1043 * fold-const.c (fold_binary): Use fold_build2, not
1046 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
1048 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
1050 * vec.h (VEC_block_remove): New.
1052 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
1055 * c-common.c (lvalue_error): Fix wording.
1057 2005-12-01 Richard Guenther <rguenther@suse.de>
1059 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
1060 thinko in last patch.
1062 2005-12-01 Geoffrey Keating <geoffk@apple.com>
1064 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
1065 than -flat_namespace.
1067 2005-12-01 Ben Elliston <bje@au.ibm.com>
1069 * mklibgcc.in: Parameterise the script to build soft float
1070 functions by iterating over each type, rather than cloning the
1073 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1076 * builtins.c (fold_builtin_fputs): Defer check for missing
1077 replacement functions.
1079 2005-11-30 Kean Johnston <jkj@sco.com>
1081 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
1082 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
1084 2005-11-30 Richard Guenther <rguenther@suse.de>
1086 PR tree-optimization/22501
1087 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1088 function split out from ...
1089 (forward_propagate_addr_expr): ... here. Use it to propagate
1090 ADDR_EXPRs to all uses.
1092 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1094 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
1095 * builtins.c (expand_builtin_mathfn): Use them.
1096 (expand_builtin_mathfn_2): Likewise.
1097 (expand_builtin_mathfn_3): Likewise.
1098 (expand_builtin_int_roundingfn): Likewise.
1099 (expand_builtin): Likewise.
1100 (integer_valued_real_p): Likewise.
1101 (fold_builtin_int_roundingfn): Likewise.
1102 (fold_builtin_bitop): Likewise.
1103 (fold_builtin_logarithm): Likewise.
1104 (fold_builtin_1): Likewise.
1105 * convert.c (convert_to_integer): Likewise.
1106 * fold-const.c (negate_mathfn_p): Likewise.
1107 (tree_expr_nonnegative_p): Likewise.
1109 2005-11-30 Dale Johannesen <dalej@apple.com>
1110 Andrew Pinski <pinskia@physics.uc.edu>
1112 * combine.c (find_split_point): Sign extend bitmask
1113 when changing bitfield assignment to IOR of AND.
1115 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1117 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
1118 clobber to scratch reg.
1119 (*decrement_and_branch_until_zero_no_clobber): Remove.
1120 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
1121 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
1122 * config/ms1/ms1.opt (mmul): Remove.
1123 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
1124 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
1126 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1127 Bernd Schmidt <bernd.schmidt@analog.com>
1129 * pa/predicates.md (symbolic_operand): Add comment.
1130 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
1131 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
1132 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
1133 (pa_secondary_reload_class): Delete.
1134 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
1135 and pa_secondary_reload_class. Reorder some checks. Update inline
1136 copy of symbolic operand.
1137 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
1139 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1141 * loop-doloop.c (add_test): Only add jump notes if we did emit a
1144 2005-11-30 Jeff Law <law@redhat.com>
1146 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
1147 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
1149 2005-11-30 Jakub Jelinek <jakub@redhat.com>
1151 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
1152 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
1153 (ia64_expand_move): Adjust caller.
1155 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
1156 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
1159 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
1161 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
1162 Always produce an output if we can remove NEGs or canonicalize
1163 (minus (minus ...)) expressions. Provide a fast path for the
1165 (simplify_gen_binary): Do not call simplify_plus_minus.
1166 (simplify_binary_operation_1): Reassociate at the end of the
1169 2005-11-29 Evan Cheng <evan.cheng@apple.com>
1171 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
1172 moves and unpack to speed up.
1174 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
1176 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
1177 argument, they are always sparc_compare_op0 and sparc_compare_op1.
1178 (gen_v9_scc): Update callers.
1179 * config/sparc/sparc.md: Likewise.
1180 * config/sparc/sparc-protos.h: Update extern declaration.
1182 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
1184 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1186 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
1189 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1191 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
1192 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
1193 (negate_expr): Here.
1195 2005-11-29 Ben Elliston <bje@au.ibm.com>
1197 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
1198 Fix typo in comment.
1200 2005-11-29 Ben Elliston <bje@au.ibm.com>
1202 * Makefile.in (clean-target): Depend on clean-target-libgcc.
1203 (clean-target-libgcc): Import rule from the top-level Makefile.in.
1205 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1209 * builtins.c (init_target_chars): New.
1210 (expand_builtin_printf, expand_builtin_fprintf,
1211 expand_builtin_sprintf, fold_builtin_sprintf,
1212 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
1213 fold_builtin_snprintf_chk, fold_builtin_printf,
1214 fold_builtin_fprintf): Check for matching format strings using
1217 2005-11-29 Paul Brook <paul@codesourcery.com>
1219 * config.gcc: Do not use fixproto on m68k-elf.
1221 2005-11-28 Roger Sayle <roger@eyesopen.com>
1223 * expmed.c (div_cost): Replace with...
1224 (sdiv_cost, udiv_cost): New.
1225 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
1226 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
1227 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
1228 (expand_divmod): Replace use of div_cost with either sdiv_cost
1229 or udiv_cost depending upon the signedness of the operation.
1231 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1234 * config/darwin.c (machopic_indirection_name,
1235 machopic_output_indirection): Follow transparent alias chain.
1237 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1239 * varasm.c (ultimate_transparent_alias_target): Add comment.
1241 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
1243 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
1244 SET_SRC instead of XEXP where appropriate.
1246 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1248 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
1251 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1253 * config/fp-bit.h (LSHIFT): Take shift count parameter.
1254 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
1257 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
1259 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
1260 secondary_input_reload_class, made static. Adapt to new
1262 (secondary_output_reload_class): Delete.
1263 (TARGET_SECONDARY_RELOAD): New macro.
1264 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
1265 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1267 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
1270 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
1271 when its natural alignment is > BITS_PER_UNIT.
1272 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
1273 * c-common.c (handle_packed_attribute): Ignore packing on a field
1274 whose type is naturally char aligned.
1276 2005-11-28 Richard Guenther <rguenther@suse.de>
1278 * c-common.c (strict_aliasing_warning): Handle all
1279 component-ref like accesses.
1281 2005-11-28 Roger Sayle <roger@eyesopen.com>
1282 Uros Bizjak <uros@kss-loka.si>
1285 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
1286 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
1287 when flag_unsafe_math_optimizations is set and
1288 we don't care about NaNs or Infinities.
1290 Move x/expN(y) and x/pow(y,z) transformation into common
1291 flag_unsafe_math_optimizations section.
1293 2005-11-27 Mark Mitchell <mark@codesourcery.com>
1295 * gcc.c (main): Change type of argv to "char **".
1297 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1299 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
1300 small data sections.
1301 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
1302 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
1303 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
1304 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
1305 output locals to sbss if !rs6000_elf_in_small_data_p.
1306 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
1308 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1311 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
1312 generated by reload.
1313 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
1314 indexed_or_indirect_address.
1315 (indexed_or_indirect_address): Don't test for base reg. Call
1316 address_operand last. Make it a special predicate.
1318 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
1320 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
1322 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
1325 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
1327 (negate_expr): Likewise.
1329 2005-11-27 Andreas Schwab <schwab@suse.de>
1331 * config/m68k/m68k.c: Reindent and fix whitespace, remove
1334 2005-11-27 Steven Bosscher <stevenb@suse.de>
1336 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
1337 has EH predecessor edges.
1339 2005-11-26 Eric Christopher <echristo@apple.com>
1341 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
1342 register stalls by zero extending to the full register.
1344 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
1346 * config/floatunsisf.c, config/floatunsidf.c,
1347 config/floatunsixf.c, config/floatunsitf.c: New files.
1348 * config/ia64/t-hpux: Add floatunsitf.c.
1349 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1350 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
1352 2005-11-26 Richard Henderson <rth@redhat.com>
1354 * c-lex.c (pragma_lex): Rename from c_lex.
1355 * c-pch.c: Update for pragma_lex rename.
1356 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
1357 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
1358 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
1359 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
1360 * doc/tm.texi: Likewise.
1362 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
1365 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
1366 when overflow is undefined.
1368 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
1370 * doc/md.texi (Insn Canonicalizations): Refer to the
1371 function commutative_operand_precedence for further rules.
1373 2005-11-25 Roger Sayle <roger@eyesopen.com>
1376 * expmed.c (choose_mult_variant): Return immediately when mult_cost
1377 is less than zero. Limit mult_cost to a reasonable upper bound for
1378 the synthetic multiplication sequence.
1380 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1383 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1384 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
1385 Lookup the explicit replacement functions for any unlocked
1386 stdio builtin transformations.
1388 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
1390 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
1392 * targhooks.c (default_secondary_reload): Don't require operand 2
1393 for an input reload to be earlyclobber.
1395 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1397 * fold-const.c (negate_mathfn_p): Fix comment and add support
1398 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
1401 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1404 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
1405 _Q_ulltoq for unsigned conversions from SImode and DImode to
1408 2005-11-25 Alan Modra <amodra@bigpond.net.au>
1410 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
1411 (__floatundidf, __floatundisf): Likewise.
1413 2005-11-25 David Edelsohn <edelsohn@gnu.org>
1415 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
1416 (rs6000_override_options): Remove initialization of
1417 rs6000_sr_alias_set.
1418 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
1419 (rs6000_emit_stack_tie): Same.
1420 (emit_frame_save): Same.
1421 (gen_frame_mem_offset): Same.
1422 (rs6000_emit_prologue): Same.
1423 (rs6000_emit_epilogue): Same.
1425 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1428 * fold-const.c (fold_build): Convert bool_var != 1 and
1429 bool_var == 0 to !bool_var.
1431 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1434 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
1435 for C being INTEGER_CST. Likewise for !=.
1437 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1440 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
1441 unsigned conversions from SImode to TFmode.
1443 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
1445 * expr.c (expand_expr_real_1): Fix error in last change.
1447 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1449 * caller-save.c: (this_insn_sets): Move into:
1450 (save_call_clobbered_regs).
1451 (mark_set_regs): Get this_insn_sets from data.
1453 (save_call_clobbered_regs): Take sets of the return value by
1454 sibcalls into account.
1456 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1459 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
1460 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
1461 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
1462 (memory_move_secondary_cost, init_reg_autoinc): Remove
1463 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
1464 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
1465 secondary_reload_class call.
1466 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
1468 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
1469 (push_secondary_reload): Use secondary_reload target hook.
1470 (secondary_reload_class, scratch_reload_class): New functions.
1471 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
1472 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
1473 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
1474 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
1475 (secondary_reload_class, scratch_reload_class): Declare.
1476 * reload1.c: Include target.h.
1477 (reload_adjust_reg_for_temp): New function.
1478 (reload_adjust_reg_for_icode): Likewise.
1479 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
1480 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
1482 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
1483 for inheritance. Support case when both secondary & tertiary reloads
1484 are for intermediate registers.
1485 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
1486 with secondary_reload_class call. Support case when both secondary
1487 & tertiary reloads are for intermediate registers.
1488 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
1489 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
1490 * target.h (secondary_reload_info): New struct / typedef.
1491 (struct gcc_target): New member secondary_reload.
1492 * targhooks.c Include reload.h, optabs.h and recog.h.
1493 (default_secondary_reload): New function.
1494 * targhooks.h (default_secondary_reload): Declare.
1495 * doc/tm.texi: Document secondary_reload target hook. Update
1496 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
1497 * doc/md.texi: Likewise.
1499 * sh-protos.h (sh_secondary_reload): Declare.
1500 * sh.c (TARGET_SECONDARY_RELOAD): Override.
1501 (sh_secondary_reload): New function.
1502 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
1503 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1504 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1505 (HAVE_SECONDARY_RELOADS): Define.
1506 * sh.md (reload_indf): Rename to:
1508 (reload_outdf): Rename to:
1509 (reload_outdf__RnFRm).
1510 (reload_insf): Rename to:
1512 (reload_insi): Rename to:
1513 (reload_insi__i_fpul).
1515 2005-11-24 Uros Bizjak <uros@kss-loka.si>
1517 * configure.ac: Require at least texinfo 4.4.
1518 * configure: Regenerate.
1520 * doc/install.texi (Tools/packages necessary for building GCC):
1521 Update required version of texinfo to at least 4.4.
1522 (Installing GCC: Building): Update required version of texinfo
1524 (Installing GCC: Final installation): Update required version
1525 of texi2dvi to at least 4.4.
1526 (Host/target specific installation notes for GCC): Update required
1527 version of texinfo to at least 4.4.
1529 2005-11-24 Richard Guenther <rguenther@suse.de>
1530 Dirk Mueller <dmueller@suse.de>
1533 * c-common.h (strict_aliasing_warning): Declare.
1534 * c-common.c (strict_aliasing_warning): New function,
1536 * c-typeck.c (build_c_cast): ... here.
1538 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1540 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1542 (swap_commutative_operands_with_target): New.
1544 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1546 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
1547 also when doing PRE, rather than only for global CPROP.
1549 2005-11-24 Ben Elliston <bje@au.ibm.com>
1551 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
1552 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
1554 (expand_twoval_unop): Likewise.
1555 (widen_clz): Likewise.
1556 (expand_parity): Likewise.
1557 (expand_unop): Likewise.
1558 (emit_cmp_and_jmp_insn_1): Likewise.
1559 (prepare_float_lib_cmp): Likewise.
1561 2005-11-24 Ben Elliston <bje@au.ibm.com>
1563 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
1564 Remove unused `class' variable.
1566 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
1569 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
1570 C/C++ diagnostic function warn_array_subscript_with_type_char.
1571 * c-common.h (warn_array_subscript_with_type_char): Declare.
1572 * c-common.c (warn_array_subscript_with_type_char): Define.
1574 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
1577 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
1578 compiling at the intersection of C and C++.
1580 2005-11-23 Mark Mitchell <mark@codesourcery.com>
1582 * doc/invoke.texi: For man pages, include gcc-vers.texi.
1583 List @file in the option summary. Include the libiberty
1584 documentation for @file.
1585 * gcc.c (main): Call expandargv.
1586 * Makefile.in (gcc-vers.texi): Define srcdir.
1588 2005-11-23 Diego Novillo <dnovillo@redhat.com>
1590 * passes.c (init_optimization_passes): Document
1591 sequencing of passes.
1593 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
1595 * config/m68k/predicates.md (pcrel_address, extend_operator,
1596 post_inc_operand, pre_dec_operand): Remove redundant
1598 (const_uint32_operand, const_sint32_operand): Use gcc_assert
1600 (valid_dbcc_comparison_p): Rewrite in the lisp style.
1602 2005-11-23 Ben Elliston <bje@au.ibm.com>
1604 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
1606 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
1608 Preparatory work for PR target/21623:
1609 * alpha.c (secondary_reload_class): Rename to:
1610 (alpha_secondary_reload_class).
1611 * alpha.h, alpha-protos.h: Likewise.
1612 * mn10300.c (secondary_reload_class): Rename to:
1613 (mn10300_secondary_reload_class).
1614 * mn10300.h, mn10300-protos.h: Likewise.
1615 * pa.c (secondary_reload_class): Rename to:
1616 (pa_secondary_reload_class).
1617 * pa.h, pa-protos.h: Likewise.
1618 * rs6000.c (secondary_reload_class): Rename to:
1619 rs6000_secondary_reload_class.
1620 * rs6000.h, rs6000-protos.h: Likewise.
1622 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
1625 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
1627 2005-11-22 Ian Lance Taylor <ian@airs.com>
1629 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
1631 (prepare_cmp_insn): Likewise.
1633 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
1636 * m68k.md (zero_extendsidi2): Force operands[1] to a register
1637 if both operands[0] and operands[1] are memory.
1639 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1642 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
1643 COMPARISON_CLASS_P and an integral types create create a new
1644 expression with the new type and fold that.
1646 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1649 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
1650 to SUBTARGET_OS_CPP_BUILTINS.
1652 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
1654 * arm.c (emit_set_insn): New function.
1655 (arm_split_constant): Call it.
1656 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
1657 (arm_legitimize_address): Likewise. Use plus_constant.
1658 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
1659 (thumb_expand_prologue): Likewise.
1660 (arm_gen_load_multiple): Use VOIDmode in SET.
1661 (arm_gen_store_multiple): Likewise.
1662 (vfp_emit_fstmx): Likewise. Use plus_constant.
1663 (emit_multi_reg_push): Likewise.
1664 (emit_sfm): Use plus_constant.
1666 2005-11-23 Alan Modra <amodra@bigpond.net.au>
1669 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
1672 2005-11-22 Alan Modra <amodra@bigpond.net.au>
1675 * expmed.c (store_bit_field): Don't attempt to insv a field
1676 larger than the reg.
1678 2005-11-22 Alan Modra <amodra@bigpond.net.au>
1681 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
1682 explicit sign extension, not a (char) cast.
1684 2005-11-22 Ben Elliston <bje@au.ibm.com>
1686 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
1687 GET_MODE_CLASS (x) == MODE_FLOAT.
1688 * config/i386/i386.c: Likewise.
1689 * config/rs6000/xcoff.h: Likewise.
1690 * config/rs6000/linux64.h: Likewise.
1691 * config/rs6000/rs6000.c: Likewise.
1692 * config/rs6000/rs6000.h: Likewise.
1693 * config/rs6000/predicates.md: Likewise.
1694 * config/rs6000/sysv4.h: Likewise.
1696 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1698 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
1701 * config/alpha/freebsd.h, config/alpha/linux.h,
1702 config/arm/linux-elf.h, config/bfin/bfin.h,
1703 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
1704 config/i386/beos-elf.h, config/i386/gnu.h,
1705 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
1706 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
1707 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
1708 config/rs6000/linux64.h, config/rs6000/sysv4.h,
1709 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
1710 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
1711 config/sparc/linux.h, config/sparc/linux64.h,
1712 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
1714 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
1715 are both defined when either flag -fpic or -fPIC are used.
1717 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
1719 * config/fp-bit.c (clzusi): New function.
1720 (si_to_float, usi_to_float): Use it to compute proper shift.
1721 (usi_to_float): Preserve guard bits when shifting right.
1722 * libgcc-std.ver (GCC_4.2.0): New version.
1723 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
1724 __floatundisf): New functions.
1725 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
1726 __floatundisf): Declare.
1727 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
1728 _floatundixf, and _floatunditf.
1729 * optabs.c (expand_float): If target does not define a pattern for
1730 signed or unsigned conversion, use an unsigned libcall instead of
1732 (init_optabs): Initialize ufloat_optab.
1734 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
1736 * config/rs6000/rs6000.opt (mmulhw): New option.
1737 * doc/invoke.texi (-mmulhw): Document.
1738 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
1740 * config/rs6000/rs6000.md: Add half-word multiply and
1741 multiply-accumulate instructions for 405 and 440.
1743 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
1745 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
1746 which matches behavior of gcc 4.0 and older for RTEMS targets. The
1747 default now includes a linker group which makes the RTEMS one nest.
1749 2005-11-22 Ben Elliston <bje@au.ibm.com>
1751 * cse.c (fold_rtx): Typo fix.
1752 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
1754 2005-11-21 Richard Henderson <rth@redhat.com>
1756 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
1757 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
1759 * c-tree.h (lookup_name): Move declaration ...
1760 * c-common.h (lookup_name): ... here.
1761 * config/darwin-c.c: Include c-common.h.
1762 * config/t-darwin: Update dependencies.
1764 2005-11-22 Ben Elliston <bje@au.ibm.com>
1766 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
1767 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
1768 * genopinit.c (gen_insn): Likewise.
1769 * reload.c (find_equiv_reg): Likewise.
1770 * loop.c (load_mems): Likewise.
1771 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
1772 * cse.c (find_comparison_args, fold_rtx): Likewise.
1773 * dwarf2out.c (add_const_value_attribute): Likewise.
1774 * expr.c (convert_move): Likewise.
1775 * recog.c (general_operand, register_operand): Likewise.
1776 * reg-stack.c (replace_reg): Likewise.
1777 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
1778 * c-common.c (handle_vector_size_attribute): Likewise.
1779 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
1780 (simplify_binary_operation_1): Likewise.
1781 (simplify_const_binary_operation): Likewise.
1782 (simplify_relational_operation): Likewise.
1783 (simplify_const_relational_operation): Likewise.
1784 (simplify_immed_subreg): Likewise.
1785 * emit-rtl.c (gen_lowpart_common): Likewise.
1786 * expmed.c (expand_mult): Likewise.
1787 * stor-layout.c (layout_type): Likewise.
1789 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
1792 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
1793 cst2 only for SPE vectors.
1795 2005-11-21 David Edelsohn <edelsohn@gnu.org>
1798 * config/rs6000/predicates.md (vrsave_operation): Check
1799 UNSPEC_VOLATILE value.
1801 2005-11-21 Jan Hubicka <jh@suse.cz>
1803 PR tree-optimization/24653
1804 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
1806 2005-11-21 Uros Bizjak <uros@kss-loka.si>
1808 * config/i386/predicates.md (ax_reg_operand): New predicate.
1809 (memory_displacement_only_operand): New predicate.
1810 * config/i386/i386.md ("modrm" attribute): Return 0 if one
1811 operand is AX register and the other operand is memory operand
1812 with displacement only.
1814 2005-11-21 Uros Bizjak <uros@kss-loka.si>
1816 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
1817 if we don't care about NaNs or Infinities.
1819 2005-11-20 Ian Lance Taylor <ian@airs.com>
1821 PR rtl-optimization/24883
1822 * combine.c (combinable_i3pat): When checking whether the
1823 destination of i3 is used in i3, consider paradoxical subregs.
1825 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
1828 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
1830 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
1832 * combine.c (try_combine): Do not run subst on i1src and i2src in
1833 the case of generating a PARALLEL for a comparison.
1835 2005-11-20 Richard Henderson <rth@redhat.com>
1838 * tree-sra.c (struct sra_elt): Add all_no_warning.
1839 (struct sra_walk_fns) <use>: Add use_all argument.
1840 (sra_walk_expr): Pass it.
1841 (sra_walk_modify_expr): Likewise.
1842 (scalarize_ldst): Likewise.
1843 (scan_use): Update for new argument.
1844 (mark_no_warning): New.
1845 (scalarize_use): Use it.
1847 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
1849 * expr.c (expand_expr_real): Use usmul_optab for widening
1850 signed * unsigned multiplies.
1851 * genopinit.c (optabs): Add usmul_widen_optab.
1852 * optabs.c (init_optabs): Likewise.
1853 * optabs.h (enum optab_index): Add OTI_usmul_widen.
1854 (usmul_widen_optab): Define.
1855 * config/bfin/bfin.md (usmulhisi3): New pattern.
1857 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
1859 2005-11-20 Graham Stott <btinternet.com>
1861 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
1863 2005-11-20 Andreas Schwab <schwab@suse.de>
1866 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
1869 2005-11-19 Richard Henderson <rth@redhat.com>
1872 * tree-gimple.c (is_gimple_id): Export.
1873 * tree-gimple.h (is_gimple_id): Declare.
1874 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
1875 (get_default_value): Use it.
1876 (maybe_fold_stmt_indirect): Likewise.
1878 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
1880 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
1881 than VR1 or vice-versa.
1883 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
1887 * reload.c (find_reloads_address_1): Mention dependency on
1889 * reload1.c (gen_reload): For IN with an unary operation, try
1890 moving inner expression to OUT if trivial SET is not valid.
1891 Confirm that the result is valid. Move common code block into...
1892 (emit_insn_if_valid_for_reload): New function.
1894 2005-11-19 Richard Guenther <rguenther@suse.de>
1896 * fold-const.c (fold_indirect_ref_1): Make sure we fold
1897 ARRAY_REFs of constant strings.
1899 2005-11-19 Jakub Jelinek <jakub@redhat.com>
1901 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
1902 fatal format string.
1904 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
1906 * combine.c (make_compound_operation): Swap operands of
1907 commutative operation if necessary before returning.
1909 2005-11-19 Richard Guenther <rguenther@suse.de>
1912 * fold-const.c (fold_plusminus_mult_expr): New function.
1913 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
1914 cases, remove now unnecessary code.
1916 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
1918 * gensupport.c (old_preds): Rename to std_preds, add special field.
1919 (struct old_pred_table): Rename to struct std_pred_table, add special
1921 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
1922 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
1923 (init_predicate_table): Adjust, and set along the way whether a
1924 predicate is special.
1926 2005-11-18 Mark Mitchell <mark@codesourcery.com>
1928 * BASE-VER: Change to 4.2.0.
1930 2005-11-18 James E Wilson <wilson@specifix.com>
1932 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
1935 2005-11-18 Mike Stump <mrs@apple.com>
1937 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
1938 * config/darwin-c.c (darwin_pragma_unused): Likewise.
1939 * c-decl.c (lookup_name_two) Remove.
1940 * c-tree.h (lookup_name_two): Remove.
1941 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
1942 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
1943 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
1944 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
1946 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
1949 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
1950 when not generating code to use that co-processor.
1952 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
1954 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
1955 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
1956 these functions are now in tree-phinodes.c.
1958 2005-11-18 Jie Zhang <jie.zhang@analog.com>
1960 * config/bfin/bfin.md (trap): New pattern.
1962 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1964 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
1967 * expr.c (expand_expr_real): Don't call record_block_change unless
1968 ib_boundaries_block is non-null
1970 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
1972 * fold-const.c (build_range_check): Use proper type for subtraction
1973 when merging lower bound.
1975 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
1977 PR rtl-optimization/24497
1978 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
1981 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
1983 * tree-scalar-evolution.c (expression_expensive_p): New function.
1984 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
1986 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
1988 * config/bfin/crtlibid.s: New file.
1990 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1993 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
1994 when not using sjlj exceptions.
1995 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
1996 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
1997 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
1998 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
1999 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
2000 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
2001 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
2002 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
2003 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
2004 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
2005 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
2006 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
2007 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
2009 * config/pa/hpux-unwind.h: New file.
2011 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
2013 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
2014 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
2015 * varasm.c (do_assemble_alias): Adjust call.
2016 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
2018 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
2020 2005-11-17 James E Wilson <wilson@specifix.com>
2022 * tree.def (FUNCTION_DECL): Correct typo in comment.
2024 2005-11-17 Richard Henderson <rth@redhat.com>
2026 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
2027 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
2028 and DW_CFA_def_cfa_sf.
2029 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
2030 (dbx_reg_number): Don't assert particular registers here.
2031 (based_loc_descr): ... do it here instead. Fold in ...
2032 (eliminate_reg_to_offset): ... this function.
2033 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
2034 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
2035 * unwind-dw2.c (execute_cfa_program): Apply data align factor
2036 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
2037 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
2038 (instantiate_virtual_regs): Likewise.
2039 * var-tracking.c (adjust_stack_reference): Likewise.
2040 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2042 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
2044 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
2045 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
2046 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
2048 ($(T)crtlibid.o): New rule.
2050 2005-11-16 Richard Guenther <rguenther@suse.de>
2053 * fold-const.c (extract_array_ref): Return byte offset
2055 (fold_binary): Fold &x[a] CMP &x[b] to
2056 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
2059 2005-11-16 Richard Henderson <rth@redhat.com>
2062 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
2063 parts of an SSA_NAME.
2065 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
2068 * arm.md (split for movsf with immediate): Restrict split to insns
2069 that set a general register.
2071 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2073 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
2075 * unwind-dw2.c (uw_advance_context): Likewise.
2076 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
2077 _Unwind_SjLj_Unregister.
2078 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
2080 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2082 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
2084 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2086 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
2087 langhook to get a DImode integer type.
2089 2005-11-16 Richard Henderson <rth@redhat.com>
2090 J"orn Rennecke <joern.rennecke@st.com>
2091 Ulrich Weigand <uweigand@de.ibm.com>
2095 * reload1.c (reg_equiv_invariant): New.
2096 (reload): Allocate, initialize, and free it.
2097 (calculate_needs_all_insns): Check it when skipping equivalence
2099 (alter_reg): Likewise.
2100 (eliminate_regs_1): Rename from eliminate_regs. Add new
2101 may_use_invariant argument; only use reg_equiv_invariant when true.
2102 (eliminate_regs): New.
2103 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
2104 a context for which may_use_invariant may be true.
2106 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2108 * fold-const.c (const_binop): Don't constant fold the operation
2109 if the result has overflowed and flag_trapping_math.
2110 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2112 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2114 * config/arm/unwind-arm.c (abort): Add prototype here.
2115 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
2116 (struct phase1_vrs): Add prev_sp.
2117 (unwind_phase2_forced): Save the original core registers instead of
2118 modifying entry_vrs. Take a new flag argument for resuming unwinding
2119 and set action flags accordingly. Always set _US_END_OF_STACK when
2120 get_eit_entry fails. Unwind before calling the stop function.
2121 (_Unwind_GetCFA): New function.
2122 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
2123 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
2124 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
2125 just call unwind_phase2_forced.
2126 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
2127 * config/arm/unwind-arm.h (abort): Remove prototype.
2128 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
2130 (_Unwind_GetCFA): New prototype.
2131 * config/arm/pr-support.c (abort): Add prototype here.
2132 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
2134 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
2135 not schedule the prologue with non-call exceptions and EABI.
2137 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
2139 * config/arm/unwind-arm.h: Reorder interface function declarations.
2140 (_URC_END_OF_STACK): New enumeration value.
2141 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
2142 (struct _Unwind_Control_Block): Document reserved field use.
2143 (_Unwind_Stop_Fn): New typedef.
2144 (_Unwind_ForcedUnwind): Declare.
2145 (_Unwind_Resume_or_Rethrow): Declare.
2146 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
2148 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
2149 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
2150 (UCB_FORCED_STOP_ARG): New.
2151 (search_EIT_table): Update boundary condition checks.
2152 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
2153 (unwind_phase2): Replace for with do..while.
2154 (unwind_phase2_forced): New.
2155 (__gnu_Unwind_RaiseException): Replace for with do..while.
2156 (__gnu_Unwind_ForcedUnwind): New.
2157 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
2158 Use appropriate phase2 unwinder.
2159 (__gnu_Unwind_Resume_or_Rethrow): New.
2160 (__gnu_unwind_pr_common): Cope with forced unwinding.
2162 2005-11-16 David Edelsohn <edelsohn@gnu.org>
2165 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
2167 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
2168 roundsf2): Remove "s" from mnemonic.
2170 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
2172 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
2174 * config/bfin/crtn.s: Change epilogues to match.
2175 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
2176 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
2177 __PIC__ and __pic__.
2179 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2182 * doc/invoke.texi: Distinguish between free and fixed form instead of
2183 Fortran and Fortran 90/95. Remove ratfor from the list of supported
2185 * gcc.c (default_compilers): Remove double entries, add entries for
2186 suffixes '.F90' and '.F95'.
2188 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2190 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
2191 in the stack probing loop.
2193 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2195 * configure.ac: Use .machine power5 not power5x.
2196 * configure: Regenerate.
2198 2005-11-15 Mike Stump <mrs@apple.com>
2200 * c-decl.c (lookup_name_two): Add.
2201 * c-tree.h (lookup_name_two): Likewise.
2202 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
2203 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2205 2005-11-16 Alan Modra <amodra@bigpond.net.au>
2207 PR rtl-optimization/23392
2208 * regrename.c (enum scan_actions) Add mark_access.
2209 (scan_actions_name): Ditto.
2210 (scan_rtx_reg): Handle mark_access.
2211 (scan_rtx_address): Do nothing for mark_access.
2212 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
2213 and regs in REG_INC notes before closing chains for dead regs.
2214 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
2215 opening chains for new writes.
2217 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2219 * c.opt (ffixed-line-length-none): New.
2221 2005-11-15 Steve Ellcey <sje@cup.hp.com>
2223 * mklibgcc.in: Change contents of eh_dummy.c.
2225 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2227 * loop.c (scan_loop): Do not insert temporaries for hard registers.
2229 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2231 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
2233 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
2235 2005-11-15 Jan Hubicka <jh@suse.cz>
2237 * invoke.texi (large-unit-insns): Document.
2238 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
2239 * params.def (large-unit-insns): New param.
2241 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
2244 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
2245 special register for operand 3. Reindent constraints to align
2248 2005-11-14 David Edelsohn <edelsohn@gnu.org>
2250 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
2251 -mpopcntb, -mfprnd. Add -mcpu=power5+.
2252 * configure.ac: Add test for FP rounding instructions.
2253 * configure: Regenerate.
2254 * config.in: Regenerate.
2255 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2256 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
2258 * config/rs6000/rs6000.opt (mfprnd): New.
2259 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
2260 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
2261 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
2262 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
2263 (TARGET_FPRND): New.
2264 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
2266 (btrunc<mode>2): New.
2268 (floor<mode>2): New.
2269 (round<mode>2): New.
2271 2005-11-14 Geoffrey Keating <geoffk@apple.com>
2273 * gcc.c (version_compare_spec_function): Use fatal() rather than
2276 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
2277 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
2278 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
2280 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
2283 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
2284 on -mmacosx-version-min setting.
2286 2005-11-14 Diego Novillo <dnovillo@redhat.com>
2289 * tree-vrp.c (infer_value_range): Return false if STMT is a
2290 block terminator and its basic block has no successors.
2292 2005-11-14 Mike Stump <mrs@apple.com>
2294 * config/i386/i386.c (override_options): -masm=intel isn't
2295 supported on darwin.
2296 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2298 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
2300 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
2301 vfork after including auto-host.h.
2303 2005-11-15 Alan Modra <amodra@bigpond.net.au>
2305 PR rtl-optimization/22002
2306 * combine.c (distribute_notes): Detect cases where a reg dies
2307 two or more times in a bb, including on the insn we are combining,
2308 and place the death note on the correct range.
2310 2005-11-14 Dale Johannesen <dalej@apple.com>
2312 * expmed.c (store_bit_field): Add offset unconditionally for
2314 (extract_bit_field): Don't force extzv or extv operand into
2315 a register if field is too big.
2317 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2319 * config/arm/arm.c (pic_labelno): New.
2320 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
2321 LABEL_REF. Pass only the labelno to PIC insns.
2322 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2323 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
2324 * arm.md (UNSPEC_PIC_LABEL): New constant.
2325 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2326 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
2327 Use the correct label prefix.
2329 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2331 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
2334 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
2336 * loop-invariant.c: Include tm_p.h.
2337 * Makefile.in: Updated.
2339 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2341 * pa.c (store_reg): Revise generation of frame notes in large frames.
2342 (set_reg_plus_d): Likewise.
2344 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
2346 PR tree-optimization/24709
2347 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
2350 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2352 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
2353 and duplicate declaration of pthread_self.
2355 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
2356 Ian Lance Taylor <ian@airs.com>
2359 * calls.c (expand_call): If TARGET is a MEM and some part of the
2360 argument area has been saved, force TARGET to a register.
2362 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
2364 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
2367 2005-11-13 Jason Merrill <jason@redhat.com>
2370 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
2371 lazily declared methods.
2372 (force_decl_die): Stop if forcing out the context already make a
2374 (force_type_die): Likewise.
2376 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
2379 * builtins.c (integer_valued_real_p): Add break in
2380 REAL_CST having TREE_OVERFLOW set.
2382 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
2384 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
2385 addressing modes during calculation of costs.
2387 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
2389 * function.c (assign_stack_local_1): Restrict sanity check
2390 on frame size overflow to 32-bit and above platforms.
2392 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2394 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2395 * config/cris/cris.c: Include reload.h.
2396 (cris_initial_elimination_offset): New function.
2397 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
2400 2005-11-12 Richard Guenther <rguenther@suse.de>
2402 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
2404 2005-11-12 Jan Hubicka <jh@suse.cz>
2406 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
2407 to compare against 0 when possible.
2409 2005-11-12 Jie Zhang <jie.zhang@analog.com>
2411 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
2412 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
2413 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
2414 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
2417 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2419 * recog.c (constrain_operands) <case 'g'>: For a match, require
2420 that a non-register matches general_operand when strict >= 0.
2422 2005-11-11 Steven Bosscher <stevenb@suse.de>
2424 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
2427 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2429 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
2430 (memory_address_same): New.
2431 (dse_optimize_stmt): Call memory_address_same.
2433 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2436 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
2437 ZERO_EXTEND>: New cases.
2439 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2441 * longlong.h (__clz_tab): Always provide.
2443 2005-11-11 Steven Bosscher <stevenb@suse.de>
2446 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
2448 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
2449 before check_maybe_invariant.
2450 (move_invariant_reg): Use gen_move_insn instead of replacing
2451 SET_DEST with the temporary for the invariant.
2452 (move_loop_invariants): If checking is enabled, do internal
2453 consistency checks after completing the pass.
2455 2005-11-11 David Edelsohn <edelsohn@gnu.org>
2458 * common.opt (Wvolatile-register-var): New.
2459 * varasm.c (make_decl_rtl): Only emit warning when option
2460 specified. Clarify warning message.
2461 * doc/invoke.texi (Wvolatile-register-var): Document new option.
2463 * doc/md.texi (copysign): Document standard named pattern.
2465 2005-11-11 Jie Zhang <jie.zhang@analog.com>
2467 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
2468 bytes when align is 2.
2469 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
2470 by the first instruction of the loop.
2472 2005-11-11 Jason Merrill <jason@redhat.com>
2475 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
2478 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
2480 PR rtl-optimization/22509
2481 * local-alloc.c (memref_used_between_p): Check whether a function call
2482 could not reference the memref.
2484 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
2486 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
2487 algorithm so as to choose the best, not the worst, alternative.
2488 Reset accumulated register class before processing next alternative.
2490 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
2493 * calls.c (expand_call): Copy a return value to a plain register
2496 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
2499 * varasm.c (assemble_name): Recompute name only for transparent
2502 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
2504 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
2506 2005-11-04 Jeff Law <law@redhat.com>
2509 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
2510 perform reassociation if the parent statement will not die as
2511 a result of the optimization.
2513 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
2515 * tree-ssa-alias.c (compute_may_aliases): Remove call to
2516 delete_old_heap_vars.
2517 * tree-dfa.c (referenced_var_remove): Remove function.
2518 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
2519 (delete_tree_ssa): Remove call to delete_old_heapvars.
2520 Add call to delete_alias_heapvars.
2521 * tree-flow.h (referenced_var_remove): Remove prototype
2522 (init_alias_heapvars): New prototype.
2523 (delete_alias_heapvars): Ditto.
2524 * Makefile.in (tree-ssa-structalias.o): Add
2525 gt-tree-ssa-structalias.o
2526 (GTFILES): Add tree-ssa-structalias.h and
2527 tree-ssa-structalias.c.
2528 (s-gtype): Add gt-tree-ssa-structalias.h.
2529 * tree-ssa-structalias.c (heapvars): Remove.
2530 (oldheapvars): Remove.
2531 (heapvar_for_stmt): New variable.
2532 (heapvar_lookup): New function.
2533 (heapvar_insert): Ditto.
2534 (get_constraint_for): See if we have an old heapvar
2536 (init_alias_heapvars): New function.
2537 (delete_alias_heapvars): Ditto.
2538 Add include of gt-tree-ssa-structalias.h.
2540 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2543 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
2545 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
2547 * tree.c (int_fits_type_p): Only look at the base type
2548 if it has the same precision as the original type.
2550 2005-11-10 Jakub Jelinek <jakub@redhat.com>
2553 * varasm.c (assemble_alias): Use %q+D in the error
2554 message instead of %J and %qD.
2556 2005-11-10 Richard Guenther <rguenther@suse.de>
2558 * gcse.c (free_ldst_entry): Only free hashtable if
2561 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2563 * function.c (assign_stack_local_1): Issue an error message if
2564 the frame size overflows in the signed target arithmetics.
2566 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2568 * tree.c (build_qualified_type): Chain the new type to the original
2569 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
2570 a POINTER_TYPE or a REFERENCE_TYPE respectively.
2571 (build_pointer_type_for_mode): Only return unqualified types.
2572 (build_reference_type_for_mode): Likewise.
2574 2005-11-09 Jakub Jelinek <jakub@redhat.com>
2576 * Makefile.in (gnucompare): Do comparison of all files using one of
2577 the chosen methods and only afterwards decide if just warning should
2578 be issued or comparison failure raised.
2580 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2582 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
2583 (noce_try_abs): Negate if the comparison is reversed.
2584 Look only one instruction backwards for a REG_EQUAL note.
2586 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
2589 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
2590 gthr-tpf.h: Define __gthrw. For all identifiers that might
2591 be weak, introduce weakrefs or non-weak aliases with __gthrw,
2592 and prefix all uses with __ghtrw.
2594 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
2597 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
2598 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
2599 * c-common.c (handle_weakref_attribute): New.
2600 (c_common_attribute_table): Add weakref.
2601 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
2603 * configure, config.in: Rebuilt.
2604 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
2605 * doc/extend.texi: Document weakref attribute.
2606 * varasm.c (ultimate_transparent_alias_target): New
2607 (assemble_name): Use it.
2608 (weak_finish_1): Split out of...
2609 (weak_finish): ... and deal with weakrefs in...
2610 (weakref_targets): ... new list.
2611 (globalize_decl): Clean up weakref_targets.
2612 (do_assemble_alias): Handle weakrefs.
2613 (finish_aliases_1): Do not reject weakrefs to external symbols.
2614 (assemble_alias): Handle weakrefs.
2616 2005-11-09 Richard Guenther <rguenther@suse.de>
2618 PR tree-optimization/24716
2619 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
2620 t_bool to track results from follow_ssa_edge.
2622 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2624 * final.c (force_source_line): New global variable.
2625 (final_scan_insn): Set it to true instead of clearing last_filename.
2626 (notice_source_line): Return true if force_source_line is true,
2627 unless source info is absent.
2629 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
2632 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
2633 a linkage name for a variable if it a register variable.
2634 * c-decl.c (grokdeclarator): Global register variables
2635 should be set as PUBLIC.
2637 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2640 * config/s390/s390.c (struct s390_frame_layout): New fields
2641 first_save_gpr_slot and last_save_gpr_slot.
2642 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
2643 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
2644 first_save_gpr and last_save_gpr with the _slot variants.
2645 (s390_register_info): Calculate first_save_gpr_slot and
2646 last_save_gpr_slot using regs_ever_live.
2648 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2651 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
2652 for a function containing a landing pad.
2654 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2657 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
2660 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
2662 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
2663 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
2665 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
2668 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
2670 (call,load,store): New insn types.
2671 (mem_access, branch_access): Adjust reservation conditions.
2672 (define_delay): Adjust condition.
2673 (decrement_and_branch_until_zero): Allow for ms2. Set branch
2675 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
2676 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
2678 (call_internal, call_value_internal, return_internal,
2679 return_interrupt_internal, eh_return_internal, indirect_jump,
2680 tablejump): Set call insn type.
2681 (blockage, ei, di): Use appropriate unspec const.
2682 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
2683 (ms1_get_attr_type): Adjust to give load & store types.
2684 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
2685 backwards past a barrier.
2686 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
2688 (struct branch_info, struct label_info): New.
2690 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
2691 (ms1_machine_reorg): New.
2692 (TARGET_MACHINE_DEPENDENT_REORG): Override.
2693 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
2694 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
2695 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
2698 2005-11-09 Per Bothner <per@bothner.com>
2699 Uros Bizjak <uros@kss-loka.si>
2702 * toplev.c (process_options): Initialize debug_hooks early
2703 in case lang_hooks.post_options ends up calling a debug_hook.
2705 2005-11-08 Jakub Jelinek <jakub@redhat.com>
2707 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
2708 DBX_REGISTER_NUMBER being contiguous.
2710 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
2711 Diego Novillo <dnovillo@redhat.com>
2714 * tree-vrp.c (register_edge_assert_for): Do not register
2715 always-false predicates.
2717 2005-11-08 Devang Patel <dpatel@apple.com>
2719 PR tree-optimization/23115
2720 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
2723 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
2725 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
2728 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
2730 Fix PR tree-optimization/23382
2732 * tree-ssa-alias.c (compute_may_aliases): Call
2733 delete_old_heap_vars.
2734 * tree-dfa.c (referenced_var_remove): New function.
2735 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
2736 * tree-flow.h (referenced_var_remove): Add prototype.
2737 (delete_old_heap_vars): Ditto.
2738 * tree-ssa-structalias.c (heapvars): New variable.
2739 (oldheapvars): Ditto.
2740 (get_constraint_for): Put heap vars on heapvars list.
2741 (delete_old_heap_vars): New function.
2743 2005-11-08 Jason Merrill <jason@redhat.com>
2745 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
2747 2005-11-08 Uros Bizjak <uros@kss-loka.si>
2750 * reg-stack.c (reg_to_stack): Update register liveness also
2751 for flag_sched2_use_traces.
2753 2005-11-08 Alan Modra <amodra@bigpond.net.au>
2756 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
2757 override prior explicit -mno-powerpc-gfxopt.
2759 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
2761 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
2762 if the bitsize is zero.
2763 * doc/md.texi (Standard Pattern Names): Document it.
2765 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
2766 (TARGET_PASS_BY_REFERENCE): Likewise.
2768 2005-11-07 Ian Lance Taylor <ian@airs.com>
2770 PR rtl-optimization/24683
2771 * config/i386/i386.c (legitimize_pic_address): If constant operand
2772 to PLUS is too large, put it in a register.
2774 2005-11-07 Jie Zhang <jie.zhang@analog.com>
2776 * configure.ac: Enable checking assembler dwarf2 support for bfin
2778 * configure: Regenerate.
2780 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
2784 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
2785 gen_easy_vector_constant_add_self): Delete.
2786 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
2788 (output_vec_const_move): Use gen_easy_altivec_constant.
2789 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
2790 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
2791 (easy_vector_constant_add_self): Rewritten.
2792 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
2793 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
2794 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
2795 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
2796 Macroize and adjust for the other changes.
2798 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
2802 * c-typeck.c (build_c_cast): Try using a shared constant, and see
2803 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
2805 2005-11-07 Jakub Jelinek <jakub@redhat.com>
2807 PR rtl-optimization/23567
2808 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
2809 (noce_process_if_block): Don't do any optimizations except
2810 if (cond) x = x; if !set_b and write into orig_x may trap
2811 or fault. Remove the MEM_READONLY_P check.
2813 2005-11-06 Diego Novillo <dnovillo@redhat.com>
2816 * tree-vrp.c (fix_equivalence_set): New.
2817 (extract_range_from_assert): Call it.
2819 2005-11-05 Ian Lance Taylor <ian@airs.com>
2822 * combine.c (apply_distributive_law): Don't distribute across a
2825 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
2827 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
2828 config/ms1/ms1.h, config/rs6000/predicates.md,
2829 config/s390/s390.c, params.def, postreload-gcse.c,
2830 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
2831 tree-vrp.c, tree.c: Fix comment typos.
2832 * doc/invoke.texi: Fix typos.
2834 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
2836 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
2837 for testing whether the data_dependence_relation contains distance
2838 vectors. Iterate over all distance vectors of the ddr.
2839 * lambda.h: Define a vec of lambda_vector pointers.
2840 * tree-data-ref.c (dump_data_dependence_relation,
2841 dump_data_dependence_direction): Iterate over all distance and
2842 direction vectors of the ddr.
2843 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
2845 (build_classic_dist_vector, build_classic_dir_vector): Push a set
2846 of distance/direction vectors instead of a single one.
2847 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
2848 lambda_vectors with a vec of lambda_vectors.
2849 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
2850 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
2851 DDR_NUM_DIST_VECTS): New.
2852 * tree-loop-linear.c (gather_interchange_stats): Test for the
2853 existence of distance vectors only after having checked that there
2854 is a dependence. Iterate over all distance vectors of the ddr.
2855 (linear_transform_loops): Use dump_data_dependence_relation.
2856 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
2857 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
2858 distance vectors of the ddr.
2860 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
2862 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
2863 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
2864 IS_INTHANDLER; all callers changed.
2865 (n_regs_saved_by_prologue): Take interrupt handler attributes into
2867 (do_link, do_unlink): New argument ALL; all callers changed.
2868 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
2869 If function isn't leaf, save and restore all registers.
2870 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
2873 2005-11-05 Jan Hubicka <jh@suse.cz>
2875 PR rtl-optimization/23490
2876 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
2877 max-flow-memory-location): Document.
2878 * flow.c: Include params.h
2879 (MAX_MEM_SET_LIST_LEN): Kill.
2880 (add_to_mem_set_list): Use new param.
2881 * cse.c (cse_basic_block): Replace 1000 by new param.
2882 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
2883 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
2884 * predict.c (predict_loops): Use new param.
2885 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
2887 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
2888 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
2889 Do not hold memory returned by cgraph_node_name across other call.
2891 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
2894 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
2897 2005-11-04 Jeff Law <law@redhat.com>
2900 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
2901 * tree-ssa-dom.c: Include params.h.
2902 (thread_across_edge): If there are too many statements in the
2903 target block, then do not thread through it.
2904 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
2905 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
2907 2005-11-03 Diego Novillo <dnovillo@redhat.com>
2910 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
2911 TODO_update_ssa instead of TODO_update_ssa_no_phi.
2913 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
2916 * tree-scalar-evolution.c (instantiate_parameters_1,
2917 instantiate_parameters, resolve_mixers): Compute the size of an
2918 expression to be instantiated and give up the instantiation if the
2919 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2921 2005-11-04 Richard Guenther <rguenther@suse.de>
2923 * tree-flow.h (ref_contains_indirect_ref): Rename to
2924 array_ref_contains_indirect_ref.
2925 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
2926 (array_ref_contains_indirect_ref): Make comment match the code
2928 (ref_contains_array_ref): Likewise.
2929 * tree-ssa-structalias.c (find_func_aliases): Remove call to
2930 ref_contains_indirect_ref.
2931 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2932 Rename calls to ref_contains_indirect_ref.
2934 2005-11-04 Paul Brook <paul@codesourcery.com>
2936 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
2937 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
2938 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2939 * config/arm/arm.md: Use match_operand in peephole input templates
2940 and match_dup in peephole output templates.
2942 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
2944 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
2947 2005-11-04 Mark Mitchell <mark@codesourcery.com>
2948 Daniel Jacobowitz <dan@codesourcery.com>
2950 * longlong.h (add_ssaaaa): Clobber condition code register
2952 (sub_ddmmss): Likewise.
2953 (umul_ppmm): Likewise.
2955 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
2956 Paul Brook <paul@codesourcery.com>
2957 Phil Blundell <pb@reciva.com>
2959 * configure.ac: Add test for ARM TLS support.
2960 * configure: Regenerated.
2961 * config/arm/arm-protos.h (legitimize_tls_address)
2962 (arm_tls_referenced_p, tls_mentioned_p)
2963 (arm_output_addr_const_extra): New prototypes.
2964 (thumb_legitimize_pic_address): Delete.
2965 * config/arm/arm.c: Include "gt-arm.h".
2966 (enum tls_reloc): New.
2967 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
2968 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
2969 (arm_call_tls_get_addr, legitimize_tls_address)
2970 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
2971 (arm_init_tls_builtins, arm_emit_tls_decoration)
2972 (arm_output_addr_const_extra): New functions.
2973 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
2974 (TARGET_HAVE_TLS): Define.
2975 (target_thread_pointer): New.
2976 (arm_override_options): Handle -mtp=.
2977 (legitimize_pic_address): Ignore UNSPECs.
2978 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
2980 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
2981 (tls_get_addr_libfunc): New variable.
2982 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
2983 (arm_init_builtins): Call arm_init_tls_builtins.
2984 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
2985 (arm_encode_section_info): Call default_encode_section_info.
2986 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
2987 (enum arm_tp_type): New.
2988 (target_thread_pointer): Add declaration.
2989 (LEGITIMATE_CONSTANT_P): Handle TLS.
2990 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
2991 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
2992 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
2993 * config/arm/arm.md: Add UNSPEC_TLS.
2994 (movsi): Handle TLS.
2995 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
2997 (tls_load_dot_plus_eight): New insn and a peephole to create it.
2998 (load_tp_hard, load_tp_soft): New insns.
2999 * arm.opt: Add -mtp=.
3000 * doc/invoke.texi (ARM Options): Document -mtp.
3002 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3004 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
3005 * config/arm/libunwind.S: Include "lib1funcs.asm".
3006 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
3007 (LIB2ADDEH): Add libunwind.S.
3008 (LIB2ADDEHDEP): Add lib1funcs.asm.
3009 * mklibgcc.in: Handle asm files in libgcc_eh.a.
3011 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3014 * gcc/c.opt: Add a -lang-fortran option.
3015 * gcc/c-opts.c: Add a lang_fortran flag.
3016 (c_common_init_options): Handling the -lang-fortran option.
3017 (c_common_handle_option): Add a case for Fortran options in
3018 preprocessing. Remove cases for -ffixed-form and
3019 -ffixed-line-length. Add a case for -lang-fortran.
3021 2005-11-03 David Edelsohn <edelsohn@gnu.org>
3023 * config/rs6000/rs6000.c: Include params.h
3024 (optimization_options): Set max-grow-copy-bb-insns default to 16.
3025 (bdesc_2arg): Delete vpkuhss and vpkuwss.
3026 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
3027 (UNSPEC_VPKUWSS): Delete.
3028 (altivec_vpkuhss): Delete.
3029 (altivec_vpkuwss): Delete.
3030 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
3032 (neg_eq0<mode>): Remove final condition.
3033 (neg_eq<mode>): Remove condition and split-condition.
3035 2005-11-04 Alan Modra <amodra@bigpond.net.au>
3037 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
3038 Use associated print macros.
3040 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3043 * diagnostic.c (diagnostic_set_info_translated): New function.
3044 (diagnostic_set_info): Use it. Add comment.
3045 * diagnostic.h (diagnostic_set_info_translated): Declare.
3047 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
3049 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
3050 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
3051 reference only if 'public' is true.
3052 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
3053 emit the .hidden directive only if the indirect reference is public.
3054 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
3055 Pass it to dw2_force_const_mem.
3056 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
3057 * dwarf2out.c (output_cfi): Adjust calls to above function.
3058 (output_call_frame_info): Likewise.
3059 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
3060 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
3062 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
3064 PR tree-optimization/24483
3065 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
3066 field to elts if possible.
3068 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3071 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
3074 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
3076 Fix PR tree-optimization/24351
3078 * tree-ssa-structalias.c (struct variable_info): Add
3080 (get_varinfo_fc): New function to follow collapsing.
3081 (new_var_info): Set collapsed_to to NULL.
3082 (dump_constraint): Follow collapsing.
3083 (build_constraint_graph): Handle collapsing.
3084 (do_simple_structure_copy): Return false if something bad
3086 (collapse_rest_of_var): New function.
3087 (do_structure_copy): Collapse if do_simple_structure_copy returns
3090 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3093 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
3094 expressions to a statement list instead of gimplifying them.
3096 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3098 PR rtl-optimization/23585
3099 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
3100 that can't trap plus a constant integer, if the mode has zero size.
3102 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3105 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
3107 ("*insv<mode>_reg_extimm"): Likewise.
3109 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3112 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
3113 c_common_type_for_mode returns an unnamed type.
3115 2005-11-02 Richard Henderson <rth@redhat.com>
3119 * dwarf2out.c (dwarf2out_reg_save_reg): New.
3120 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
3121 * function.c (assign_parms): Use calls.internal_arg_pointer.
3122 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
3124 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
3125 (TARGET_CALLS): Add it.
3126 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
3127 * targhooks.c (default_internal_arg_pointer): New.
3128 * targhooks.h (default_internal_arg_pointer): Declare.
3129 * tree.h (dwarf2out_reg_save_reg): Declare.
3130 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
3131 * config/i386/i386.c (dbx_register_map): Add return column.
3132 (dbx64_register_map, svr4_dbx_register_map): Likewise.
3133 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
3134 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
3135 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
3136 (ix86_save_reg): Save force_align_arg_pointer.
3137 (ix86_emit_save_regs): Make regno unsigned.
3138 (ix86_emit_save_regs_using_mov): Likewise.
3139 (ix86_expand_prologue): Handle force_align_arg_pointer.
3140 (ix86_expand_epilogue): Likewise.
3141 * config/i386/i386.h: (dbx_register_map): Update.
3142 (dbx64_register_map, svr4_dbx_register_map): Update.
3143 (struct machine_function): Add force_align_arg_pointer.
3144 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
3145 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
3146 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
3148 2005-11-02 Jan Hubicka <jh@suse.cz>
3151 * i386.md: Add peep2 for simplyfing array accesses.
3153 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3156 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
3157 * config/s390/s390.c (s390_decompose_shift_count): New function.
3158 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
3159 (print_shift_count_operand): Use s390_decompose_shift_count.
3160 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
3161 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
3163 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3166 * loop.c (loop_givs_rescan): Use force_operand to expand
3169 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
3172 * fold-const.c (build_range_check): Use unsigned when signed
3173 overflow is undefined also. If etype is subtype, make sure that
3174 the subtraction is in the supertype.
3176 2005-11-02 Richard Henderson <rth@redhat.com>
3179 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
3182 2005-11-01 Richard Henderson <rth@redhat.com>
3185 * loop.c (scan_loop): Do not propagate computations to a hard
3186 register destination with SMALL_REGISTER_CLASSES.
3188 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
3190 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
3191 costs for MULT inside PLUS or MINUS.
3193 2005-11-01 Bob Wilson <bob.wilson@acm.org>
3195 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
3196 (TRAMPOLINE_SIZE): Round up to 60.
3197 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
3199 2005-10-31 James E. Wilson <wilson@specifix.com>
3202 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
3203 ifdef. Put ifdefs around call in gen_subprogram_die.
3204 (compute_frame_pointer_to_cfa_displacement): Likewise.
3205 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
3208 PR rtl-optimization/17356
3209 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
3210 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
3212 2005-10-31 Jan Hubicka <jh@suse.cz>
3215 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
3218 * i386.c (legitimize_pic_address): Deal with large immediates.
3221 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
3222 from symbol names while computing checkup.
3225 * predict.c (predict_loops): Do not estimate more than
3226 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
3227 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
3229 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
3231 PR tree-optimization/19097
3232 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
3234 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
3236 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
3238 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
3241 * tree-inline.c (setup_one_parameter): If the init_stmt
3242 is NULL, don't insert the statement.
3244 2005-10-30 Jan Hubicka <jh@suse.cz>
3246 PR tree-optimization/24172
3247 * tree-inline.c (copy_body_r): Unshare the substituted value first.
3249 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
3251 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
3252 constants for hosts with long != 32 bits.
3254 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3257 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
3259 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
3261 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
3262 (TARGET_MS1_16_002): New.
3263 (TARGET_MS1_16_003): New.
3265 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
3266 ("*decrement_and_branch_until_zero_no_clobber"): New.
3267 Add corresponding splitter for decrement_and_branch_until_zero
3269 Key all decrement_and_branch_until_zero patterns off of
3272 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
3275 * tree-complex.c (extract_component): Treat RESULT_DECL
3276 like the rest of the decls.
3278 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
3280 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
3281 indirect call to _mcount if the function needs a static chain.
3283 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
3284 Caroline Tice <ctice@apple.com>
3286 PR rtl-optimization/24460
3287 * dwarf2out.c (have_switched_text_sections): New boolean variable.
3288 (dwarf2out_switch_text_section): Set it to true instead of
3289 incrementing separate_line_info_table_in_use.
3290 (output_loc_list): Additionally test have_switched_text_sections.
3291 (output_ranges): Likewise.
3292 (dwarf2out_finish): Likewise.
3293 * varasm.c (assemble_start_function): Do not call
3294 insert_section_boundary_note.
3295 (assemble_end_function): If flag_reorder_blocks_and_partition,
3296 switch to the function's section before emitting the .size directive.
3297 * bb-reorder.c (insert_section_boundary_note): Staticify.
3298 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
3299 * output.h (insert_section_boundary_note): Delete.
3301 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
3304 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
3305 instead of pointer equality when comparing types.
3307 2005-10-24 James E. Wilson <wilson@specifix.com>
3309 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
3310 add_dependence_list_and_free calls.
3312 2005-10-24 Steven Bosscher <stevenb@suse.de>
3314 * contrib.texi: Add the names of the LLNL folks who donated
3315 Cray pointer support for gfortran.
3317 2005-10-24 Steven Bosscher <stevenb@suse.de>
3319 PR tree-optimization/24225
3320 * profile.c (branch_prob): Look from end to start through a
3321 basic block when looking for a locus.
3323 2005-10-24 Richard Henderson <rth@redhat.com>
3325 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
3327 (hppa_expand_prologue): Likewise.
3329 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3331 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
3332 (NO_DEFERRED_PROFILE_COUNTERS): Define.
3333 * pa.h (NO_PROFILE_COUNTERS): Define.
3334 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
3335 (funcdef_nos): New vector to hold label numbers of deferred profile
3337 (output_deferred_profile_counters): New function.
3338 (hppa_profile_hook): Push label number onto funcdef_nos.
3339 (pa_hpux_file_end): Call output_deferred_profile_counters if
3340 NO_DEFERRED_PROFILE_COUNTERS is false.
3342 * pa-protos.h (get_deferred_plabel): New prototype.
3343 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
3345 (output_call): Adjust calls.
3347 2005-10-24 Alan Modra <amodra@bigpond.net.au>
3349 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
3350 peculiarity of GOT/TOC section usage.
3352 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
3355 * c-common.c (constant_string_class_name): Add documentation.
3357 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
3360 * recog.c (peephole2_optimize): Increment peep2_current_count
3361 only when the slot is empty.
3363 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3366 * except.c (output_function_exception_table): Call
3367 assemble_external_libcall if we need a personality function.
3369 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3371 PR rtl-optimization/24460
3372 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
3373 set the basic block for barriers.
3375 2005-10-21 Janis Johnson <janis187@us.ibm.com>
3377 * var-tracking.c (vt_initialize): Initialize post.
3379 2005-10-21 Devang Patel <dpatel@apple.com>
3382 * c-common.c (vector_types_convertible_p): Check vector element type.
3384 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
3386 * config/sh/sh.c (prepare_move_operands): Handle the address
3387 constant which is a tls symbolic address plus a constant.
3389 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
3392 * gcc.c (main): Use the correct counter for erroring out
3393 about mulitple files.
3395 2005-10-21 Alan Modra <amodra@bigpond.net.au>
3398 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
3399 use r2 for 64-bit tls .got access.
3401 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
3403 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
3406 2005-10-20 Steven Bosscher <stevenb@suse.de>
3408 PR tree-optimization/24307
3409 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
3411 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
3414 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
3416 * varasm.c (find_decl_and_mark_needed): After cgraph global info
3417 is ready, stop marking functions, but still mark variables.
3419 2005-10-20 Richard Guenther <rguenther@suse.de>
3422 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
3425 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3427 PR rtl-optimization/23585
3428 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
3429 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
3430 (may_trap_p_1): New predicate extracted from...
3431 (may_trap_p): ... here. Invoke may_trap_p_1.
3432 (may_trap_or_fault_p): New predicate.
3433 * rtl.h (may_trap_or_fault_p): Declare it.
3434 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
3435 instead of may_trap_p.
3436 (steal_delay_list_from_fallthrough): Likewise.
3437 (fill_simple_delay_slots): Likewise.
3438 (fill_slots_from_thread): Likewise.
3439 * function.c (pad_to_arg_alignment): Rework comment about
3440 SPARC_STACK_BOUNDARY_HACK.
3441 * config/sparc/sparc.h: Likewise.
3443 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
3445 * config/s390/s390.c (s390_expand_insv): New.
3446 * config/s390/s390-protos.h (s390_expand_insv): Declare.
3447 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
3448 ("icm_hi"): Remove mode attribute.
3449 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
3451 ("*extracthi", "*extractqi"): Remove.
3452 (extv<mode>", "*extzv<mode>"): New.
3453 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
3454 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
3456 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3458 * cfgexpand.c (discover_nonconstant_array_refs_r,
3459 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
3460 (tree_expand_cfg): Call discover_nonconstant_array_refs.
3461 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3462 discover_nonconstant_array_refs.
3464 2005-10-19 Steven Bosscher <stevenb@suse.de>
3467 * c-decl.c (pop_scope): Don't warn about an unused variable
3468 if it is marked with TREE_NO_WARNING.
3469 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
3470 somenow mismatch and olddecl is to be replaced.
3472 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
3475 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
3476 whether registers live on the edge can be saved/restored.
3478 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
3480 * config/sh/sh.c (fixup_mova): Skip notes.
3482 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3484 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
3485 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
3486 (s390_can_eliminate): Handle BASE_REGNUM elimination.
3487 (s390_initial_elimination_offset): Likewise.
3488 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
3489 register on TARGET_ZARCH targets.
3490 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
3491 (INITIAL_FRAME_POINTER_OFFSET): Remove.
3492 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
3493 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
3495 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
3497 * config/s390/s390.md: Comment describing output modifiers updated.
3498 * config/s390/s390.c (print_operand): Likewise.
3500 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
3502 * config/s390/s390.c (override_options): Added check for -mstack-size
3504 * doc/invoke.texi: Mention that limit in the documenation.
3506 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
3509 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
3511 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
3513 Fix PR tree-optimization/24231
3515 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
3516 (compute_avail): Ditto.
3518 2005-10-18 Richard Henderson <rth@redhat.com>
3521 * config/i386/i386.c (legitimate_constant_p): Check
3522 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
3524 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
3525 (legitimate_pic_address_disp_p): Reorg CONST checking to make
3526 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
3528 (print_operand_address): Likewise.
3529 * config/i386/predicates.md (x86_64_immediate_operand): Test
3530 SYMBOL_REF_TLS_MODEL properly inside CONST.
3531 (x86_64_zext_immediate_operand): Likewise.
3532 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
3533 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
3534 * config/i386/i386-protos.h: Remove predicates.md entries.
3536 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
3538 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3539 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
3541 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
3542 Ian Lance Taylor <ian@airs.com>
3545 * fold-const.c (fold_widened_comparison): Do not allow range based
3546 constant folding when right operand cannot be unwidened.
3548 2005-10-17 Richard Henderson <rth@redhat.com>
3550 * builtins.c (expand_builtin_synchronize): Build a new-style asm
3551 with a memory clobber.
3553 2005-10-17 James E Wilson <wilson@specifix.com>
3555 PR rtl-optimization/17356
3556 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
3557 checking for EDGE_EH.
3559 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3561 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
3562 the slot on an even boundary for any type with 16-byte alignment.
3564 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
3567 * md.texi (Modifiers) <%>: Clarify that % doesn't work
3568 after register allocation.
3570 2005-10-17 DJ Delorie <dj@redhat.com>
3572 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
3575 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
3578 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
3581 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
3583 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
3584 to 2 if it's already non-zero.
3585 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
3586 is set and warn about it if flag_schedule_insns is 1.
3588 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
3590 * config/crx/crx.md: Compare-and-branch instructions need to
3593 2005-10-17 Uros Bizjak <uros@kss-loka.si>
3596 * config/i386/i386.md (*pushdi2_rex64 splitter)
3597 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
3598 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
3599 flow2 pass only when (optimize > 0 && flag_peephole2).
3601 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
3604 * gcc.c (have_c): New static variable.
3606 (process_command): Remove declation of have_c.
3607 Set have_o to 1 when handling -o.
3608 (main): Add a fatel error if there are multiple
3609 files specified and -o and -c/-S is passed witout
3610 -combine or multiple languages.
3612 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
3614 Fix PR tree-optimization/22444
3615 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
3616 Assert that we don't hit something with subvars.
3617 (setup_pointers_and_addressables): Don't add things with subvars,
3618 because we'll already process the subvars for aliasing purposes.
3620 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
3623 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
3624 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
3625 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
3626 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
3627 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
3628 swapped, alternatives for the R constraint.
3631 * builtins.c (get_builtin_sync_mode): Make unlimited
3632 mode_for_size request.
3634 2005-10-15 Richard Henderson <rth@redhat.com>
3636 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
3637 (gimplify_expr): ... here.
3638 (gimplify_compound_lval): Use it in initial scan loop. Allow
3639 fb_lvalue in base expression.
3641 2005-10-15 Richard Henderson <rth@redhat.com>
3644 * builtins.c (expand_builtin_trap): Export.
3645 * expr.h (expand_builtin_trap): Declare.
3646 * expr.c (expand_assignment): Emit a trap for integral offsets
3647 from registers that weren't reduced to bitpos.
3649 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
3650 (mark_array_ref_addressable): Remove.
3651 * tree-flow.h (mark_array_ref_addressable): Remove.
3652 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
3654 2005-10-15 James E Wilson <wilson@specifix.com>
3657 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
3658 (add_dependence_list_and_free): Likewise.
3659 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
3662 2005-10-15 Diego Novillo <dnovillo@redhat.com>
3666 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
3667 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
3669 (vrp_visit_phi_node): Only prevent infinite iterations when
3670 the previous result and the new result are both VR_RANGEs.
3672 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
3674 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
3677 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3680 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
3683 2005-10-14 Per Bothner <per@bothner.com>
3685 PR preprocessor/21250
3686 * c-ppoutput.c (print_line): Print internal line 0 as 1.
3688 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
3691 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
3692 overflow flags. Refactor some conditionals.
3694 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
3697 * tree-dfa.c (add_referenced_var): Only look at decls which
3698 have TREE_CONSTANT or TREE_READONLY set instead of if
3699 !TREE_PUBLIC or !TREE_CONSTANT.
3701 2005-10-13 James E Wilson <wilson@specifix.com>
3703 * doc/invoke.texi: For -x, add f95-cpp-input.
3704 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
3706 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
3708 PR tree-optimization/24262
3709 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
3710 in loop all the time.
3712 2005-10-12 Richard Henderson <rth@redhat.com>
3715 * tree.h (DECL_TRANSPARENT_UNION): Remove.
3716 * function.c (assign_parm_find_data_types): Don't support it.
3717 * print-tree.c (print_node): Likewise.
3718 * c-common.c (handle_transparent_union_attribute): Likewise.
3719 Use build_duplicate_type.
3720 * tree-inline.c (remap_type_1): Split out of remap_type;
3721 properly remap aggregate fields.
3722 (build_duplicate_type): New.
3723 * doc/extend.texi (Variable Attributes): Remove documentation
3724 for transparent_union.
3726 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3729 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
3730 (gen_stack_pointer_dec): Likewise.
3732 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
3736 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
3738 (struct cxx): Add adjust_class_at_definition target hook.
3739 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
3740 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
3741 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
3742 hook_void_tree. Add to TARGET_CXX.
3743 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
3745 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
3746 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
3747 instead of attribute. Check for dllexport override. Warn if
3748 inconsistent dll linkage. Don't lose old dllimport if decl has
3749 had address referenced. Tweak lookup of dllimport atribute.
3750 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
3751 for target specific rules. Don't add dllimport attribute if
3752 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
3753 dllimport attribute.
3754 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
3755 * varasm.c (initializer_constant_valid_p): Replace
3756 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
3760 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
3761 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
3762 (i[34567]86-*-mingw32*): Likewise.
3764 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
3765 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
3767 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
3768 C++-specific code. Change return value to bool.
3769 (i386_pe_dllimport_p): Likewise.
3770 (associated_type): Simplify and make language-independent
3771 (i386_pe_encode_section_info): Replace override of ambiguous
3772 dllimport symbol refs with a gcc_assert.
3773 (i386_pe_valid_dllimport_attribute_p): Define.
3774 * config/i386/winnt-cxx.c: New file. Define C++ versions of
3775 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
3776 i386_pe_adjust_class_at_definition.
3777 * config/i386/winnt-stubs.c: New file. Define stub versions of
3778 lang-specific functions.
3779 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
3780 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
3781 i386_pe_adjust_class_at_definition.
3782 (i386_pe_valid_dllimport_attribute_p): Declare.
3783 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
3784 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
3785 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
3788 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
3789 dllimport attribute with test of DECL_DLLIMPORT_P.
3791 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
3793 * combine.c (make_extraction): Correct offset computation.
3795 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
3797 * config/cris/t-linux (LIMITS_H_TEST): Define.
3799 2005-10-12 Richard Henderson <rth@redhat.com>
3802 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
3804 2005-10-12 Richard Guenther <rguenther@suse.de>
3806 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
3808 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
3811 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
3812 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
3815 2005-10-12 Richard Guenther <rguenther@suse.de>
3818 * varasm.c (output_constant): Correct typo from previous
3821 2005-10-11 Ian Lance Taylor <ian@airs.com>
3823 PR rtl-optimization/13931
3824 * combine.c: Revert patch of 2003-05-14, and:
3825 (try_combine): Only set elim_i1 and elim_i2 if the destination is
3826 completely killed in the appropriate insn.
3827 (distribute_notes): Don't skip multiple hard register test for
3828 elim_i1 and elim_i2.
3830 2005-10-11 Richard Henderson <rth@redhat.com>
3833 * c-typeck.c (convert_for_assignment): Use build_constructor_single
3834 to initialize a transparent union instead of a nop_expr.
3836 2005-10-11 Richard Henderson <rth@redhat.com>
3838 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
3839 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
3840 (tree_ssa_dce_loop): Call scev_reset.
3843 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
3844 * tree-ssa-dce.c: Include cfgloop.h.
3845 (tree_ssa_dce_loop, pass_dce_loop): New.
3846 * tree-pass.h (pass_dce_loop): Declare it.
3847 * passes.c (init_optimization_passes): Use it.
3849 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
3852 * convert.c (convert_to_real): Revert 2005-10-05 patch.
3853 Only apply the optimization for rounding builtins if the inner
3854 cast is also an extension.
3856 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
3859 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
3860 mark_new_vars_to_rename instead of update_stmt.
3862 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
3864 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
3866 2005-10-11 Jakub Jelinek <jakub@redhat.com>
3868 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
3869 for setting MMX register to 0 rather than mmx.
3871 2005-10-10 Steve Ellcey <sje@cup.hp.com>
3874 * configure.ac: Move gas check from mips specific case to common case.
3875 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
3876 * configure: Regenerate
3877 * doc/install.texi: Update.
3879 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3882 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
3884 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
3886 * gcc.c (do_spec_1): Accept numeric characters in file name
3889 2005-10-10 Nick Clifton <nickc@redhat.com>
3891 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
3892 describing the deleted arm_gen_rotated_half_load function.
3894 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
3896 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
3899 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
3901 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
3903 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
3904 (EXTRA_MULTILIB_PARTS): Define.
3905 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
3906 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
3907 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
3908 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
3909 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
3910 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
3912 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
3914 PR tree-optimization/24226
3915 * tree-cfg.c (remove_bb): Clean up unreachable loops.
3916 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
3917 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
3920 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3922 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
3924 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
3927 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
3928 Rewrite for no need for the early clobber.
3930 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
3932 Merge from csl-arm-branch:
3933 2005-09-07 Paul Brook <paul@codesourcery.com>
3934 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
3937 2005-04-30 Paul Brook <paul@codesourcery.com>
3938 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
3939 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
3941 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
3942 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
3943 (arm_override_options): Use TARGET_AAPCS_BASED.
3944 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
3945 (PTRDIFF_TYPE): Use int for AAPCS.
3946 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
3947 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
3948 (DEFAULT_SHORT_ENUMS): Delete.
3949 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
3951 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
3952 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
3953 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
3954 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
3956 2004-12-03 Mark Mitchell <mark@codesourcery.com>
3957 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
3959 2004-11-22 Mark Mitchell <mark@codesourcery.com>
3960 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
3962 2004-11-19 Mark Mitchell <mark@codesourcery.com>
3963 * config.gcc (arm*-*-linux-gnueabi): Add it.
3964 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
3966 (TARGET_OS_CPP_BUILTINS): Likeiwse.
3967 * config/arm/linux-eabi.h: New file.
3968 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
3969 (LINUX_TARET_LINK_SPEC): Likewise.
3970 (LINK_SPEC): Use it.
3971 * config/arm/t-linux-eabi: New file.
3973 2005-10-08 Steven Bosscher <stevenb@suse.de>
3976 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
3978 (PARAM_SMS_DFA_HISTORY): Likewise.
3980 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
3983 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
3984 (load_register_parameters): Call it.
3985 (check_sibcall_argument_overlap_1): Likewise.
3986 (store_one_arg): Likewise.
3988 2005-10-07 James E. Wilson <wilson@specifix.com>
3990 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
3991 DImode not VECINT24 for operand 2.
3994 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
3998 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
3999 fr_spill): Use destination_operand for operand 0.
4001 2005-10-07 DJ Delorie <dj@redhat.com>
4003 * varasm.c (output_constant): Limit error to expanding
4006 2005-10-07 Richard Guenther <rguenther@suse.de>
4009 * fold-const.c (fold_binary): Fix operand types during folding
4010 of X op (A, Y). Evaluation order of the side-effects of
4011 X and A are frontend-defined, so ensure we honour that even for
4012 tcc_comparison class operands; eased by removing duplicate code.
4014 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4016 * stor-layout.c (layout_type): Do not allow alignment of array
4017 elements to be greater than their size.
4019 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4021 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
4023 (hppa*-*-linux*): Ditto.
4024 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
4025 * config/host-hpux.c: New.
4026 * config/x-hpux: New.
4027 * config/pa/x-hpux: Remove.
4028 * config/pa/x-linux: Remove.
4029 * config/pa/pa-host.c: Remove.
4031 2005-10-07 Jeff Law <law@redhat.com>
4033 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
4034 determine whether or not to try and thread outgoing edges.
4036 2005-10-07 David Edelsohn <edelsohn@gnu.org>
4038 * config/rs6000/rs6000.md (eqsi_power): New.
4039 (neg_eq0si): Add TARGET_POWER to final condition.
4042 2005-10-06 Richard Henderson <rth@redhat.com>
4044 * config/rs6000/rs6000.c: Revert last change.
4046 2005-10-06 Richard Henderson <rth@redhat.com>
4048 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
4049 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
4051 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4055 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
4056 out return_label and naked_return_label.
4058 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4060 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
4063 2005-10-06 Richard Henderson <rth@redhat.com>
4066 * tree-inline.c (declare_return_variable): Handle modify_dest not
4069 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4071 Fix PR tree-optimization/22488
4072 * tree-ssa-structalias.c (check_for_overlaps): New function.
4073 (create_variable_info_for): Use it.
4075 2005-10-06 Richard Henderson <rth@redhat.com>
4078 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
4079 (dwarf2out_start_source_file): Print it.
4081 2005-10-06 Geoffrey Keating <geoffk@apple.com>
4083 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
4085 2005-10-06 Richard Henderson <rth@redhat.com>
4088 * mode-switching.c (optimize_mode_switching): Clear transp bit
4089 for block with incomming abnormal edges.
4091 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
4092 (fpscr_set_from_mem): Use them.
4093 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
4094 (fpscr postinc splitters): Rewrite as peephole2+split.
4096 2005-10-06 David Edelsohn <edelsohn@gnu.org>
4098 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
4099 (eq<mode>_compare): Same.
4101 2005-10-06 Richard Guenther <rguenther@suse.de>
4103 PR tree-optimization/24238
4104 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
4106 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
4108 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
4109 here. Use AC_PATH_PROG for environment variables instead of
4111 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
4113 * configure: Regenerated.
4115 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
4118 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
4119 then force it into a register.
4120 (call_value): Likewise.
4122 2005-10-06 Richard Henderson <rth@redhat.com>
4125 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
4126 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
4127 under pass_vectorize.
4129 2005-10-05 Devang Patel <dpatel@apple.com>
4132 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
4133 handling constants. Check NAMESPACE_DECL context for constants.
4135 2005-10-05 Eric Christopher <echristo@apple.com>
4137 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
4139 2005-10-05 Richard Henderson <rth@redhat.com>
4142 * tree-cfg.c (mark_array_ref_addressable_1): New.
4143 (mark_array_ref_addressable): New.
4144 * tree-flow.h (mark_array_ref_addressable): Declare.
4145 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
4147 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
4151 * reload.c (subst_reloads): When adding a REG_LABEL to a
4152 jump instruction, also update JUMP_LABEL.
4154 2005-10-05 David Edelsohn <edelsohn@gnu.org>
4156 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
4157 * bb-reorder.c (copy_bb_p): Use it.
4158 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
4160 2005-10-05 Richard Henderson <rth@redhat.com>
4163 * toplev.c (process_options): Warn about unsupported combinations
4164 of unwind tables and omit-frame-pointer.
4165 * config/i386/i386.c (override_options): Similarly. Enable
4166 accumulate-outgoing-args if not explicitly disabled.
4168 2005-10-05 Steve Ellcey <sje@cup.hp.com>
4170 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
4171 Handle big endian vs. small endian.
4172 (vec_initv2sf): Handle big endian vs. small endian.
4173 (*vec_extractv2sf_1): Ditto.
4175 2005-10-05 Dale Johannesen <dalej@apple.com>
4177 * convert.c (convert_to_real): Don't convert
4178 (float)floor(double d) to floorf((float)d).
4180 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
4182 * config/arm/arm.md (insv): Use gen_int_mode in more places.
4184 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
4186 PR tree-optimization/18587
4187 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
4188 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
4189 build_vuses): Change to VEC type.
4190 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
4191 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
4192 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
4193 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
4194 (get_name_decl): New. Return DECL_UID of base variable.
4195 (operand_build_cmp): New. qsort comparison routine.
4196 (operand_build_sort_virtual): New. Sort virtual build vector.
4197 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
4198 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
4199 (FINALIZE_BASE): Use get_name_decl.
4200 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
4201 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
4202 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
4203 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
4204 direct VEC_* manipulations.
4205 (build_ssa_operands): Call operand_build_sort_virtual.
4206 (copy_virtual_operand, create_ssa_artficial_load_stmt,
4207 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
4208 with direct VEC_* manipulations.
4209 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
4210 with direct VEC manipulations.
4212 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
4214 PR tree-optimization/21419
4215 PR tree-optimization/24146
4216 PR tree-optimization/24151
4218 * c-typeck.c (readonly_error): Handle USE being lv_asm.
4219 (build_asm_expr): Call it if outputs are read-only.
4220 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
4222 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
4223 Paolo Bonzini <bonzini@gnu.org>
4227 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
4228 enable the instructions and not just the built-ins.
4229 * doc/invoke.texi (x86 Options): Likewise.
4231 2005-10-04 Geoffrey Keating <geoffk@apple.com>
4233 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
4235 * doc/invoke.texi (Option Summary): Correct spelling
4236 of -mmacosx-version-min.
4238 2005-10-04 Devang Patel <dpatel@apple.com>
4240 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
4243 2005-10-04 Steve Ellcey <sje@cup.hp.com>
4245 * tree-vect-transform.c (vect_create_epilog_for_reduction):
4246 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
4248 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
4250 * config/s390/s390.md ("TDSI","DP"): New mode macros.
4251 ("TE","tg"): New mode attributes.
4252 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
4253 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
4254 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
4255 dword_mode and one for GPRmode.
4257 2005-10-04 Ian Lance Taylor <ian@airs.com>
4259 PR preprocessor/13726
4260 * c-ppoutput.c (cb_include): Add comments parameter, and print out
4261 any comments passed in.
4263 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4265 * tree.c (annotate_with_file_line): Fix typo.
4267 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4270 * builtins.c (fold_builtin_memcmp): When constructing the pointer
4271 type used to access data in the inlined length == 1 case, use
4272 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
4273 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
4275 2005-10-04 Uros Bizjak <uros@kss-loka.si>
4277 * config/i386/i386.h (TARGET_FISTTP): Enable also for
4278 TARGET_SSE3 and only for TARGET_80387.
4279 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
4280 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
4281 Do not depend on TARGET_80387.
4283 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4285 * tree.c (last_annotated_node): Change type to location_t*.
4286 (annotate_with_file_line): Reflect the change of
4287 last_annotated_node type.
4289 2005-10-04 Richard Guenther <rguenther@suse.de>
4292 * c-decl.c (grokdeclarator): Don't write to fields
4295 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4298 * c-decl.c (finish_decl): Use set_user_assembler_name even for
4300 * varasm.c (make_decl_rtl): If a register variable does not
4301 have a set user assmbler name, error out.
4302 Decode the asmspec is now name+1 bypassing '*'.
4304 2005-10-04 Steven Bosscher <stevenb@suse.de>
4306 PR tree-optimization/23049
4307 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
4308 of a COND_EXPR is folded before calling fold on the whole rhs of a
4309 conditional assignment.
4310 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
4311 document that a COND_EXPR may appear there.
4313 2005-10-03 Diego Novillo <dnovillo@redhat.com>
4316 * tree-vrp.c (extract_range_from_assert): If the new numeric
4317 range created out of the assertion contradicts the existing
4318 numeric range of the ASSERT_EXPR variable, make the new range
4321 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
4323 * config/sh/sh.c (sh_register_move_cost): Add case for moving
4324 from T_REGS to FP register class.
4326 2005-10-03 Richard Henderson <rth@redhat.com>
4329 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
4330 before creating a new one.
4332 2005-10-03 David Edelsohn <edelsohn@gnu.org>
4334 * config/rs6000/t-aix43 (LDFLAGS): New.
4335 * config/rs6000/t-aix52 (LDFLAGS): New.
4337 2005-10-03 Ian Lance Taylor <ian@airs.com>
4339 * gimplify.c (find_single_pointer_decl_1): New static function.
4340 (find_single_pointer_decl): New static function.
4341 (internal_get_tmp_var): For a formal variable, set restrict base
4342 information if appropriate.
4343 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
4345 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
4346 (DECL_GET_RESTRICT_BASE): Define.
4347 (SET_DECL_RESTRICT_BASE): Define.
4348 (decl_restrict_base_lookup): Declare.
4349 (decl_restrict_base_insert): Declare.
4350 (struct tree_decl_with_vis): Add based_on_restrict_p field.
4351 * tree.c (restrict_base_for_decl): New static variable.
4352 (init_ttree): Initialize restrict_base_for_decl.
4353 (copy_node_stat): Copy restrict base information.
4354 (decl_restrict_base_lookup): New function.
4355 (decl_restrict_base_insert): New function.
4356 (print_restrict_base_statistics): New static function.
4357 (dump_tree_statistics): Call print_restrict_base_statistics.
4359 2005-10-02 Diego Novillo <dnovillo@redhat.com>
4362 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
4363 case of anti-ranges.
4365 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
4368 * c-typeck.c (tagged_tu_seen): Rename to ...
4369 (tagged_tu_seen_cache): this and add val field.
4370 (comptypes): Move functional to comptypes_internal
4371 and free tagged_tu_seen.
4372 (comptypes_internal): New function and call comptypes_internal
4373 instead of comptypes. Speed up by sibcalling
4374 tagged_types_tu_compatible_p.
4375 (alloc_tagged_tu_seen): New function
4376 (free_all_tagged_tu_seen_up_to): New function.
4377 (tagged_types_tu_compatible_p): Return the val of the seen two
4379 Add that the two types are the same to tagged_tu_seen_base
4380 if they are and call comptypes_internal instead of comptypes.
4381 <case UNION_TYPE>: Speed up common type where the fields are
4383 (function_types_compatible_p): Call comptypes_internal instead of
4385 (type_lists_compatible_p): Likewise.
4386 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
4388 2005-10-02 Matthias Klose <doko@debian.org>
4390 * doc/invoke.texi: Fix typo and speling error.
4392 2005-10-01 Richard Henderson <rth@redhat.com>
4394 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
4396 2005-10-01 Mark Mitchell <mark@codesourcery.com>
4398 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
4399 using --start-group and --end-group.
4401 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4403 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
4404 FIXME note regarding quirky semantics.
4406 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4409 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
4410 non-null range as a last resort.
4412 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
4413 Diego Novillo <dnovillo@redhat.com>
4416 * tree-vrp.c (extract_range_from_assert): For !=
4417 assertions, only build an anti-range if LIMIT is a
4418 single-valued range.
4420 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
4422 * arm.md (movqi): On thumb when optimizing, handle loading from
4423 memory by describing this as taking a subreg of a zero-extended load
4424 into an SImode register.
4427 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
4429 * reload1.c (merge_assigned_reloads): Do not change any
4430 RELOAD_FOR_OUTPUT_ADDRESS reloads.
4432 2005-09-30 Geoffrey Keating <geoffk@apple.com>
4434 * Makefile.in (LIPO_FOR_TARGET): Define.
4435 (STRIP_FOR_TARGET): Define.
4437 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
4438 before creating new ones. Do symlinks before creating the actual
4441 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
4442 to work out which multilibs are actually being built.
4444 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
4446 * tree-vect-transform.c, config/ms1/ms1.md,
4447 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
4448 Follow spelling conventions.
4449 * doc/invoke.texi, doc/md.texi: Fix typos.
4451 2005-09-30 Andrew Macleod <amacleod@redat.com>
4453 PR tree-optimization/21430
4454 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
4455 use operands, and set stmt pointer if need be.
4456 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
4457 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
4460 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4463 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
4465 2005-09-29 Mark Mitchell <mark@codesourcery.com>
4467 * optabs.c (expand_binop): Initialize first_pass_p.
4469 2005-09-29 Jakub Jelinek <jakub@redhat.com>
4472 * c-decl.c (c_write_global_declarations_1): If any
4473 wrapup_global_declaration_2 call returned true, restart the loop.
4475 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
4477 Fix PR tree-optimization/24117
4478 * tree-ssa-structalias.c (find_func_aliases): Strip nops
4479 before considering whether to use anyoffset.
4481 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
4485 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
4487 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
4489 (swap_commutative_operands_with_target): New.
4491 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
4494 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
4497 2005-09-29 Steven Bosscher <stevenb@suse.de>
4499 PR tree-optimization/23911
4500 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
4501 and IMAGPART_EXPR too.
4503 2005-09-28 Mark Mitchell <mark@codesourcery.com>
4506 * expmed.c (expand_shift): Move logic to reverse rotation
4507 direction when rotating by constants ...
4508 * optabs.c (expand_binop): ... here.
4509 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
4510 (ix86_rotrdi3): New pattern.
4511 (rotldi3): Handle 32-bit mode.
4512 (ix86_rotldi3): New pattern.
4514 2005-09-29 Alan Modra <amodra@bigpond.net.au>
4517 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
4518 check for numbers that need no bit twiddle.
4520 2005-09-28 Geoffrey Keating <geoffk@apple.com>
4522 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
4523 multilib to be built.
4525 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
4526 (stage1-start): Delete old libgcc and libunwind before moving
4527 anything into the stage directory.
4528 (stage2-start): Likewise.
4529 (stage3-start): Likewise.
4530 (stage4-start): Likewise.
4531 (stageprofile-start): Likewise.
4532 (stagefeedback-start): Likewise.
4533 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
4534 header in tm_file and CPU-specific t-darwin in tmake_file.
4535 (i[34567]86-*-darwin*): Don't change tm_file.
4536 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
4537 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
4538 shared library stub for target OS version.
4539 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
4540 (SHLIB_LINK): Don't make SHLIB_SOLINK.
4541 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
4542 (libgcc_s.%.dylib): New.
4544 (install-darwin-libgcc-stubs): New.
4545 (INSTALL_LIBGCC): New append.
4546 * config/i386/darwin-libgcc.10.4.ver: New.
4547 * config/i386/darwin-libgcc.10.5.ver: New.
4548 * config/i386/t-darwin: New.
4549 * config/rs6000/darwin-libgcc.10.4.ver: New.
4550 * config/rs6000/darwin-libgcc.10.5.ver: New.
4551 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
4552 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
4554 2005-09-28 Paul Brook <paul@codesourcery.com>
4556 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
4559 2005-09-28 Richard Guenther <rguenther@suse.de>
4561 PR tree-optimization/23853
4562 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
4563 host_integerp to verify misalignment value.
4565 2005-09-28 Richard Henderson <rth@redhat.com>
4567 * builtins.c (get_builtin_sync_mode): New.
4568 (expand_builtin_sync_operation): Pass in mode argument.
4569 (expand_builtin_compare_and_swap): Likewise.
4570 (expand_builtin_lock_test_and_set): Likewise.
4571 (expand_builtin_lock_release): Likewise.
4572 (expand_builtin): Update to match.
4574 2005-09-28 Nick Clifton <nickc@redhat.com>
4576 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
4577 formatting. Add check to PLUS case to ensure that the offset is
4578 within an acceptable range.
4580 * config/v850/v850.md (casesi): Disable the generation of the
4581 switch pattern as it is not being handled properly at the moment.
4583 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
4584 for when the high words are identical.
4586 2005-09-27 Richard Henderson <rth@redhat.com>
4588 * pretty-print.c (pp_base_format): Fix typo for %>.
4590 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
4591 Devang Patel <dpatel@apple.com>
4593 PR tree-optimization/23625
4594 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
4595 LABEL_EXPR, assertion check.
4597 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
4599 * optabs.c (no_conflict_move_test): Check if a result of a
4600 to-be-moved insn would be clobbered by an originally
4603 2005-09-27 Jeff Law <law@redhat.com>
4605 * passes.c (init_optimization_passes): Replace copy propagation
4606 passes immediately after DOM with phi-only copy propagation
4607 pases. Add phi-only copy propagation pass after first DOM pass.
4608 * tree-pass.h (pass_phi_only_copy_prop): Declare.
4609 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
4610 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
4611 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
4612 to init_copy_prop. Callers updated.
4613 (do_phi_only_copy_prop): New function.
4614 (pass_phi_only_copy_prop): New pass descriptor.
4616 2005-09-27 Nick Clifton <nickc@redhat.com>
4618 * libgcc2.c (__popcount_tab): Remove redundant prototype.
4620 2005-09-26 Jason Merrill <jason@redhat.com>
4623 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
4625 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
4627 2005-09-26 James E Wilson <wilson@specifix.com>
4629 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
4630 copyright. Add gcc copyright plus libgcc exception.
4631 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
4633 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
4635 2005-09-26 Jeff Law <law@redhat.com>
4637 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
4638 about when to iterate.
4640 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
4643 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
4644 for __complex__ double in -mcpu=G5 mode.
4646 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
4648 PR tree-optimization/23942
4649 * Makefile.in (SCEV_H): Depends on PARAMS_H.
4650 * tree-scalar-evolution.c: Include params.h.
4652 (follow_ssa_edge, follow_ssa_edge_in_rhs,
4653 follow_ssa_edge_in_condition_phi_branch,
4654 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
4655 Change return type to t_bool. Use a parameter to limit the size of
4656 trees that are walked before stopping
4657 (analyze_evolution_in_loop): Initialize the limit to 0.
4658 (follow_ssa_edge): Give up by returning t_dont_know if the limit
4659 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4661 2005-09-26 Uros Bizjak <uros@kss-loka.si>
4664 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
4665 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
4667 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
4669 * combine.c (make_extraction): Check for valid use of subreg.
4671 2005-09-26 Uros Bizjak <uros@kss-loka.si>
4674 * config/i386/i386.md ("*fistdi2_1"): New pattern.
4675 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
4676 ("fist<mode>2_with_temp"): Use only register operands.
4678 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
4680 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
4681 CALL_INSN_FUNCTION_USAGE.
4683 2005-09-26 Richard Guenther <rguenther@suse.de>
4686 * gcse.c: Include hashtab.h, define ldst entry hashtable.
4687 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
4688 (ldst_entry): Use the hashtable instead of list-walking.
4689 (find_rtx_in_ldst): Likewise.
4690 (free_ldst_entry): Free the hashtable.
4691 (compute_ld_motion_mems): Create the hashtable.
4692 (trim_ld_motion_mems): Remove entry from hashtable if
4693 removing it from list.
4694 (compute_store_table): Likewise^2.
4695 (store_motion): Free hashtable in case we did not see
4698 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
4700 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
4701 and arg1 if we are passing them to fold_build2.
4703 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
4706 * config/i386/i386.c (ix86_function_regparm): Fix the test for
4709 2005-09-25 Richard Henderson <rth@redhat.com>
4711 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
4712 SYMBOL_REF_TLS_MODEL to be correct.
4714 2005-09-24 Richard Henderson <rth@redhat.com>
4716 * ipa-type-escape.c (discover_unique_type): Remove dead code at
4717 end of function. Reindent.
4719 2005-09-24 Ian Lance Taylor <ian@airs.com>
4721 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
4722 NEGATE_EXPR/BIT_NOT_EXPR case.
4724 2005-09-24 Richard Henderson <rth@redhat.com>
4726 * c-common.c (handle_mode_attribute): When not modifying in place,
4727 create subtypes for enumerations.
4728 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
4729 * gimplify.c (create_tmp_from_val): Likewise.
4731 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
4733 * config/i386/i386.md (*tls_global_dynamic_64,
4734 *tls_local_dynamic_base_64): Add missing mode to call.
4735 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
4737 2005-09-24 Jan Hubicka <jh@suse.cz>
4739 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
4740 (cgraph_clone_node): Likewise.
4741 * cgraph.h (cgraph_clone_edge): Update prototype.
4742 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
4743 duplicated prototypes; add updating argument.
4744 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
4745 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
4747 (cgraph_mark_inline_edge): Likewise.
4748 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
4749 (cgraph_flatten_node): Likewise.
4750 (cgraph_decide_recursive_inlining): Likewise.
4751 (cgraph_decide_inlining_of_small_function): Likewise.
4752 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4754 2005-09-23 David Edelsohn <edelsohn@gnu.org>
4755 Pete Steinmetz <steinmtz@us.ibm.com>
4757 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
4758 (rldic.): Set type to "compare".
4760 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
4761 mfjmpr for MFCTR/MFLR.
4762 (movdf_hardfloat64): Same.
4763 (movdf_softfloat64): Same. Correct order of store and move types.
4764 (movti_string): Set type to store_ux/load_ux.
4765 (load_multiple): Set type to load_ux.
4766 (store_multiple): Set type to store_ux.
4767 (movmemsi): Set type to store_ux.
4768 (output_cbranch direct_return): Set type to jmpreg.
4769 (stmw): Set type to store_ux.
4770 (lmw): Set type to load_ux.
4771 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
4772 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
4773 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
4774 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
4775 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
4776 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
4777 (rios1-fpstore): Increase latency to 3.
4778 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
4779 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
4781 2005-09-23 David Edelsohn <edelsohn@gnu.org>
4782 Andrew Pinski <pinskia@physics.uc.edu>
4784 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
4785 operand2 constraint to "b".
4786 (sync_<fetchop_name>di_internal): Same.
4787 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
4789 (sync_old_<fetchop_name>di_internal): Same.
4790 (sync_new_<fetchop_name>si_internal): Same.
4791 (sync_new_<fetchop_name>di_internal): Same.
4793 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
4796 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
4797 case, define as macros.
4799 PR rtl-optimization/23837
4800 * optabs.c (no_conflict_move_test): Don't set must_stay for a
4801 clobber / clobber match between dest and p->first.
4803 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
4804 (no_conflict_move_test): Update comments.
4806 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
4808 * doc/install.texi: Update URL for Jacks.
4809 * doc/sourcebuild.texi: Likewise.
4811 2005-09-22 David Edelsohn <edelsohn@gnu.org>
4814 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
4815 registers when choosing register preferences.
4816 (movdf_hardfloat64): Same.
4818 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
4820 * expmed.c (expand_shift): Don't use the target of the rotate as
4821 target for the first expanded shift insn.
4822 * testsuite/gcc.dg/20050922-1.c: Testcase added.
4824 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
4826 PR tree-optimization/22438
4827 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
4828 preserved iv rhs rewriting specially.
4830 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
4832 * tree-data-ref.c (analyze_array_indexes): Only estimate when
4833 estimate_only is true.
4834 * tree-flow.h (ref_contains_indirect_ref): New prototype.
4835 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
4836 tree-ssa-structalias.c
4837 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
4838 ref_contains_indirect_ref.
4839 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
4841 2005-09-21 DJ Delorie <dj@redhat.com>
4843 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
4845 (mn10300_return_in_memory): Support variable size types also.
4846 (mn10300_pass_by_reference): Likewise.
4847 (mn10300_function_value): New.
4848 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
4849 (FUNCTION_OUTGOING_VALUE): Likewise.
4850 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
4851 * doc/invoke.texi: Document it.
4853 2005-09-21 Uros Bizjak <uros@kss-loka.si>
4856 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
4857 force integer op1 into register for XFmode compares.
4859 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
4862 * expmed.c (alg_code): Add alg_impossible.
4863 (alg_hash_entry): Add cost.
4864 (synth_mult): Record alg_impossible in the hash table if
4865 multiplication by a given integer is impossble within the
4866 limit. Speed up using alg_impossible.
4868 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
4870 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
4871 argument. Allow and set any offset if needs_anyoffset is passed
4873 (get_constraint_for): Add argument here too.
4875 (do_structure_copy): Pass NULL to get_constraint_for.
4876 (handle_ptr_arith): Ditto.
4877 (find_func_aliases): Ditto.
4879 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
4881 PR rtl-optimization/23898
4882 * output.h (get_attr_min_length): Declare.
4883 * final.c (get_attr_length_1): New function, broken out of:
4885 (get_attr_min_length): New function.
4886 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
4887 (duplicate_computed_gotos): Likewise.
4888 * genattr.c (insn_min_length): Generate declaration.
4889 * genattrtab.c (min_fn, min_attr_value): New functions.
4890 (make_length_attrs): Generate insn_min_length.
4892 2005-09-20 Steve Ellcey <sje@cup.hp.com>
4894 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
4896 2005-09-20 Richard Henderson <rth@redhat.com>
4898 PR tree-optimization/24059
4899 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
4902 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
4904 * c.opt (fextended-identifiers): New.
4905 * c-opts.c (c_common_handle_option): Handle
4906 -fextended-identifiers.
4907 * doc/cpp.texi: Update documentation of extended identifiers.
4908 * doc/cppopts.texi (-fextended-identifiers): Document.
4910 2005-09-20 Jakub Jelinek <jakub@redhat.com>
4912 PR tree-optimization/23929
4913 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
4916 PR tree-optimization/23818
4917 * tree-stdarg.c (execute_optimize_stdarg): Call
4918 calculate_dominance_info.
4920 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
4922 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
4923 (analyze_siv_subscript_cst_affine): Add weak SIV test.
4924 (compute_overlap_steps_for_affine_1_2): Use
4925 get_number_of_iters_for_loop.
4926 (analyze_subscript_affine_affine): Check whether difference is
4928 Use get_number_of_iters_for_loop.
4929 Check whether overlap occurs outside of bounds.
4930 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
4932 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
4934 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
4935 base register if possible.
4937 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
4939 PR tree-optimization/18463
4940 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
4941 converting it directly is not possible.
4942 (chrec_convert_aggressive): New function.
4943 * tree-chrec.h (chrec_convert_aggressive): Declare.
4944 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
4945 Fold chrec conversions aggressively if asked to.
4946 (instantiate_parameters): Modified because of changes in
4947 instantiate_parameters_1.
4949 2005-09-19 Richard Henderson <rth@redhat.com>
4951 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
4952 (reduc_splus_v2df): New.
4954 2005-09-19 Richard Sandiford <richard@codesourcery.com>
4956 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
4957 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
4959 2005-09-19 Richard Henderson <rth@redhat.com>
4961 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
4964 2005-09-19 Richard Henderson <rth@redhat.com>
4966 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
4967 (ia64_expand_dot_prod_v8qi): New.
4968 * config/ia64/ia64-protos.h: Update.
4969 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
4970 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
4971 sdot_prodv8qi, sdot_prodv4hi): New.
4972 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
4974 2005-09-19 Richard Henderson <rth@redhat.com>
4977 * real.c (exact_real_truncate): Return false if the format cannot
4978 represent the number as a normal.
4980 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
4981 for a memory source.
4983 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
4985 * tree-ssa-operands.c (swap_tree_operands): Export.
4986 * tree.h (swap_tree_operands): Declare.
4987 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
4988 Call swap_tree_operands.
4990 2005-09-19 Richard Henderson <rth@redhat.com>
4992 * tree-flow.h (merge_alias_info): Declare.
4993 * tree-ssa-copy.c (merge_alias_info): Export.
4994 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
4995 (vect_create_data_ref_ptr): Use create_iv directly.
4996 (vectorizable_load): Use correct types for integer constants.
4997 (vect_generate_tmps_on_preheader): Likewise.
4998 (vect_gen_niters_for_prolog_loop): Likewise.
5000 2005-09-19 Steven Bosscher <stevenb@suse.de>
5002 PR rtl-optimization/23943
5003 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
5005 2005-09-18 Jan Hubicka <jh@suse.cz>
5007 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
5009 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
5011 * varasm.c (output_constant): Do not abort on conversions to union
5012 types between different sizes.
5014 2005-09-18 Richard Guenther <rguenther@suse.de>
5017 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
5020 2005-09-18 Paul Brook <paul@codesourcery.com>
5022 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
5024 2005-09-17 Richard Henderson <rth@redhat.com>
5026 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
5027 * tree-ssa-loop.c (pass_vect_dce): Remove.
5028 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
5031 2005-09-17 Richard Henderson <rth@redhat.com>
5033 * tree-pass.h (pass_vect_dce): Declare.
5034 * passes.c (init_optimization_passes): Add it.
5035 * tree-flow.h (tree_ssa_dce): Declare.
5036 * tree-ssa-dce.c (tree_ssa_dce): Export.
5037 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
5038 (gate_tree_vectorize): ... here.
5039 (pass_vect_dce): New.
5041 2005-09-17 Jan Hubicka <jh@suse.cz>
5043 * except.c (struct eh_status): Turn region_array into vec.
5044 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
5045 convert_from_eh_region_ranges, find_exception_handler_labels,
5046 current_function_has_exception_handlers, assign_filter_values,
5047 build_post_landing_pads, dw2_build_landing_pads,
5048 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
5049 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
5050 foreach_reachable_handler, can_throw_internal_1,
5051 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
5053 (duplicate_eh_region_1): Update region_array.
5054 (duplicate_eh_regions): Resize region_array and avoid recomputing.
5056 2005-09-17 David Edelsohn <edelsohn@gnu.org>
5059 * expmed.c (expand_mult): Substitute simple register for op0 when
5062 2005-09-17 Richard Henderson <rth@redhat.com>
5064 * expr.c (emit_move_via_integer): Add force argument, pass it on
5065 to emit_move_change_mode. Update callers.
5066 (emit_move_complex): Pass true to new force argument.
5067 * function.c (expand_function_end): Move expand_eh_return call
5068 earlier. Merge sub-word complex values into a pseudo before
5069 copying to the return hard register.
5071 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
5073 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
5074 between different sizes.
5076 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
5080 * passes.c (init_optimization_passes): Register dump files for
5083 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
5085 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
5086 * config/s390/s390.c (s390_overlap_p): New function.
5087 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
5088 peephole2, "*xc" peephole2): Added overlap check to the peephole2
5091 2005-09-16 Richard Guenther <rguenther@suse.de>
5093 * ipa-pure-const.c (static_execute): Free auxiliar information.
5094 * ipa-type-escape.c (discover_unique_type): Free temporary key.
5095 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
5097 2005-09-15 DJ Delorie <dj@redhat.com>
5099 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
5101 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5103 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5105 (swap_commutative_operands_with_target): New.
5107 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
5109 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
5112 (estimate_iters_using_array): New function.
5113 * tree-data-ref.h (estimate_iters_using_array): Prototype
5114 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
5115 Use estimate_iters_using_array instead of analyze_array.
5117 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
5119 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
5122 2005-09-15 Michael Matz <matz@suse.de>
5124 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
5126 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
5128 PR tree-optimization/23835
5129 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
5130 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
5132 2005-09-14 Richard Henderson <rth@redhat.com>
5134 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
5135 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
5137 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
5139 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
5140 in the ARRAY_TYPE case.
5142 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
5144 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
5146 2005-09-14 Uros Bizjak <uros@kss-loka.si>
5149 * tree-vect-transform.c (vectorizable_operation): Return false for
5150 scalar shift operations and for vector shift operations with
5151 non-invariant shift arguments. Use scalar tree operand op1 as
5152 a shift operand when vector shift insn pattern uses scalar shift
5154 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
5156 2005-09-14 Olivier Hainque <hainque@adacore.com>
5158 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
5159 value if it has side-effects.
5161 2005-09-14 David Edelsohn <edelsohn@gnu.org>
5164 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
5166 2005-09-14 Alan Modra <amodra@bigpond.net.au>
5168 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
5169 passed as NAME as if it were label at start of function code.
5171 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
5173 * config/sh/sh.md (*movv4sf_i): Add general register cases to
5176 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
5178 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
5179 as early clobber. Rewrite so the PIC register is not implicitly used.
5181 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5183 * tree.c (annotate_with_file_line): Compare line numbers before
5186 2005-09-13 Uros Bizjak <uros@kss-loka.si>
5189 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
5190 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
5192 2005-09-13 Ian Lance Taylor <ian@airs.com>
5194 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
5195 than a HOST_WIDEST_INT to gen_doloop_begin.
5197 2005-09-13 Diego Novillo <dnovillo@redhat.com>
5199 * tree-dfa.c (dump_variable): Guard against NULL annotations.
5201 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
5203 PR tree-optimize/23817
5204 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
5206 2005-09-13 Alan Modra <amodra@bigpond.net.au>
5209 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
5210 word before changing the stack pointer. Use gen_frame_mem for MEMs.
5211 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
5212 (restore_stack_nonlocal): Likewise.
5213 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
5215 2005-09-12 Ian Lance Taylor <ian@airs.com>
5218 * c.opt (ffriend-injection): New C++ option.
5219 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
5220 (C++ Dialect Options): Document -ffriend-injection.
5222 2005-09-12 Josh Conner <jconner@apple.com>
5225 * ipa-reference.c (static_execute): Don't mark variables in
5226 named sections TREE_READONLY.
5228 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5230 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
5233 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
5235 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
5236 V_MUST_DEF instead of just the first_use_p.
5237 Don't mark the virtual variables for renaming on the statement which
5239 (pass_dse): Remove TODO_update_ssa.
5241 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
5244 * stor-layout.c (compute_record_mode): For records with a single
5245 field, actually check the field's mode size against the type size.
5247 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
5248 registers for TARGET_SHMEDIA.
5249 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
5250 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
5251 of GENERAL_REGS and FP_REGS.
5253 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5255 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
5257 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5259 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
5260 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
5261 are omitted. Exclude stack_tie insn too.
5263 2005-09-11 David Edelsohn <edelsohn@gnu.org>
5265 PR rtl-optimization/23098
5266 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
5268 * config/rs6000/rs6000.md (movdf splitter): Use
5269 const_double_operand predicate for TARGET_POWERPC64.
5270 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
5271 SYMBOL_REF method to ABI_V4.
5273 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
5274 replace_equiv_address.
5275 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
5276 rs6000_sr_alias_set and MEM_NOTRAP.
5277 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
5279 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
5281 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
5282 handle CALL_EXPR again.
5284 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
5286 * arm/predicates.md (alignable_memory_operand): Delete.
5288 2005-09-10 Richard Henderson <rth@redhat.com>
5291 * dbxout.c (dbxout_expand_expr): New.
5292 (dbxout_symbol): Use it.
5294 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
5296 * arm.c (arm_gen_rotated_half_load): Delete.
5297 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
5298 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
5299 (thumb_set_return_address): Likewise.
5300 (thumb_load_double_from_address): Use adjust_address.
5301 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
5302 (extendhsisi2_mem, movhi_bytes): Use change_address.
5303 (movhi): Use widen_memory_access.
5304 (reload_out_df): Use replace_equiv_address.
5305 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
5307 2005-09-09 Richard Henderson <rth@redhat.com>
5310 * dbxout.c: Include expr.h.
5311 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
5312 (dbxout_symbol): Handle DECL_VALUE_EXPR.
5313 * Makefile.in (dbxout.o): Add EXPR_H.
5315 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
5317 PR tree-optimization/23509
5318 * tree-cfg.c (replace_uses_by): Use replace_exp.
5319 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
5320 pointers have name_mem_tag or type_mem_tag set.
5322 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5324 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
5325 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
5326 of wrongly accessing operands.
5328 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5330 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
5331 * tree-chrec.c: Include tree-scalar-evolution.h.
5332 (chrec_convert): Instantiate the base and step before calling
5333 scev_probably_wraps_p that would fail on parametric evolutions.
5334 Collect all the fails into a single section failed_to_convert,
5335 print a diagnostic, and return chrec_dont_know instead of calling
5337 * tree-scalar-evolution.c (loop_closed_phi_def): New.
5338 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
5340 (scev_const_prop): Don't replace the definition of a loop closed ssa
5341 phi node by itself, or by another loop closed ssa phi node.
5342 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
5343 that base and step are defined.
5345 2005-09-09 Richard Guenther <rguenther@suse.de>
5348 * fold-const.c (fold_ternary): Check truth_value_p before
5349 calling invert_truthvalue.
5351 2005-09-09 Nick Clifton <nickc@redhat.com>
5353 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
5354 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
5355 dimension of these arrays.
5356 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
5358 * longlong.h: Only provide a prototype for the __clz_tab[] array
5359 if this header has not been included from libgcc2.h.
5360 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
5362 Provide prototypes for exported functions.
5363 Use the __clz_tab[] and __popcount_tab[] arrays provided by
5366 2005-09-08 Josh Conner <jconner@apple.com>
5370 * expr.c (expand_expr_addr_expr_1): Don't invoke
5371 expand_simple_binop for EXPAND_INITIALIZER.
5373 2005-09-08 Richard Henderson <rth@redhat.com>
5376 * toplev.c (wrapup_global_declaration_1): Split out ...
5377 (wrapup_global_declaration_2): ... from ...
5378 (wrapup_global_declarations): ... here. Return bool.
5379 (check_global_declaration_1): Split out ...
5380 (check_global_declarations): from here.
5381 (emit_debug_global_declarations): New.
5382 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
5383 check_global_declaration_1, emit_debug_global_declarations): Declare.
5384 * c-decl.c (c_write_global_declarations_1): Don't create a vector
5385 of decls. Call wrapup_global_declaration_1,
5386 wrapup_global_declaration_2, check_global_declaration_1 directly.
5387 (c_write_global_declarations_2): New.
5389 (c_write_global_declarations): Call c_write_global_declarations_2.
5390 * langhooks.c (write_global_declarations): Call
5391 emit_debug_global_declarations.
5393 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
5394 remove decls that have DECL_RTL_SET_P.
5395 * passes.c (rest_of_decl_compilation): Invoke
5396 cgraph_varpool_finalize_decl for all but functions.
5398 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5400 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
5401 the result of a conversion if the new min and max cannot be compared.
5403 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
5405 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
5406 (override_options): Setting s390_sr_alias_set removed.
5407 (save_fpr, save_gprs): Set alias set to vararg or frame.
5408 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
5409 s390_sr_alias_set with get_frame_alias_set ().
5410 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
5411 get_varargs_alias_set ().
5413 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5417 * c-parser.c (c_parser_objc_method_definition): If the next
5418 token is not "{", error out and don't start the function.
5420 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5422 * tree-vrp.c (extract_range_from_expr): Move the check for non
5423 nullness after the check for gimple invariant.
5425 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5427 * tree.c (host_integerp, tree_low_cst): Correct function comment.
5429 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5432 * config/m32r.md (movmemsi_internal): Canonicalize order of
5433 operands in PLUS component of template.
5435 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
5437 * reload1.c (fixup_eh_region_note): Remove assertion.
5438 (fixup_abnormal_edges): Reverted removal of call to
5439 find_many_sub_basic_blocks made on 2005-08-31.
5441 2005-09-07 Richard Henderson <rth@redhat.com>
5443 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
5444 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
5445 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
5446 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
5447 rearrange for better packing.
5448 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
5449 (lookup_cfa_1): Remove inline marker.
5450 (cfa_equal_p): Split out of ...
5451 (def_cfa_1): ... here. Use INVALID_REGNUM.
5452 (build_cfa_loc): Handle !cfa->indirect.
5453 (frame_pointer_cfa_offset): New.
5454 (dbx_reg_number): Assert register elimination performed; do
5455 leaf register remapping.
5456 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
5457 (eliminate_reg_to_offset): New.
5458 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
5459 for verifiably local stack frame addresses; re-base to CFA.
5460 (mem_loc_descriptor): Remove can_use_fbreg argument.
5461 (concat_loc_descriptor, loc_descriptor): Likewise.
5462 (containing_function_has_frame_base): Remove.
5463 (rtl_for_decl_location): Don't do register elimination or
5464 leaf register remapping here.
5465 (secname_for_decl): Split out from ..
5466 (add_location_or_const_value_attribute): ... here.
5467 (convert_cfa_to_loc_list): New.
5468 (compute_frame_pointer_to_cfa_displacement): New.
5469 (gen_subprogram_die): Use them.
5470 * tree.h (frame_base_decl): Remove.
5471 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
5472 (prologue_stack_adjust): Remove.
5473 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
5474 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
5475 (set_frame_base_location): Remove.
5476 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
5477 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
5478 (vt_add_function_parameters): Don't eliminate_regs.
5479 (vt_initialize): Don't create frame_base_decl.
5481 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5483 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
5484 version of GNU binutils for 4.x and later.
5486 2005-09-06 Mark Mitchell <mark@codesourcery.com>
5488 * ggc-page.c (ggc_push_context): Remove.
5489 (ggc_pop_context): Likewise.
5490 * ggc.h (ggc_push_context): Remove.
5491 (ggc_pop_context): Likewise.
5493 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5496 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
5497 returning from an interrupt handler.
5499 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5502 * config/arc/arc.c (output_shift): Add check for loop count when
5505 2005-09-06 Steven Bosscher <stevenb@suse.de>
5507 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
5509 (abs_replacement): Likewise.
5510 (pass_phiopt): Remove TODO_update_ssa.
5512 2005-09-06 Jakub Jelinek <jakub@redhat.com>
5515 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
5516 if "return with no value, in function returning non-void" warning
5518 * tree-cfg.c (execute_warn_function_return): Don't look at
5519 RETURN_EXPRs with TREE_NO_WARNING set.
5522 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
5523 for internal functions doesn't use registers used by global registers
5524 variables. Use fewer register parameters if there are global register
5527 2005-09-06 Olivier Hainque <hainque@adacore.com>
5528 Eric Botcazou <ebotcazou@adacore.com>
5531 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
5532 when we would be extracting outside its bit span (bitpos+bitsize
5533 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
5534 Ada unchecked conversions.
5536 2005-09-06 Steven Bosscher <stevenb@suse.de>
5538 * tree-ssa-pre.c (try_look_through_load): New function.
5539 (compute_avail): Use it to try to look through loads for some
5540 more useful expressions.
5542 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5544 * simplify-rtx.c (simplify_binary_operation_1): Correct the
5545 condition for detecting cases like (a&a) and (a^a).
5547 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
5549 * common.opt: Add option ftree-vect-loop-version.
5550 * params.def: Add --param vect-max-version-checks.
5551 * doc/invoke.texi: Document ftree-vect-loop-version and
5552 --param vect-max-version-checks.
5553 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
5554 may_misalign_stmts and defines for accessors.
5555 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
5556 LOOP_VINFO_MAY_MISALIGN_STMTS.
5557 (destroy_loop_vec_info): VEC_free for
5558 LOOP_VINFO_MAY_MISALIGN_STMTS.
5559 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5560 Update documentation.
5561 (vect_update_misalignment_for_peel): New.
5562 (vect_enhance_data_refs_alignment): Update to choose loop
5563 peeling or loop versioning if appropriate for the (potentially)
5564 unaligned data references in the loop.
5565 (vect_analyze_data_refs_alignment): Remove call to
5566 vect_enhance_data_refs_alignment so the checks can be done
5568 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
5569 and move up call to vect_analyze_data_refs_alignment.
5570 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
5571 (vect_transform_loop): Add call to loop_version.
5573 2005-09-06 Jakub Jelinek <jakub@redhat.com>
5575 PR rtl-optimization/23098
5576 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
5577 * simplify-rtx.c (constant_pool_reference_p): New function.
5578 * rtl.h (constant_pool_reference_p): New prototype.
5579 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
5580 constant_pool_reference_p in condition and
5581 avoid_constant_pool_reference in preparation statements.
5583 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
5585 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
5586 STRICT_LOW_PART SETs.
5588 2005-09-06 Alan Modra <amodra@bigpond.net.au>
5591 * except.c (sjlj_emit_function_enter): Find the function begin
5592 note even when it's not in first basic block.
5594 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
5596 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
5597 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
5598 * aclocal.m4: Regenerate.
5600 2005-09-05 DJ Delorie <dj@redhat.com>
5602 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
5605 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
5607 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
5608 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
5609 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
5610 Follow spelling conventions.
5611 * doc/invoke.texi: Follow spelling conventions.
5613 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
5615 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
5616 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
5617 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
5619 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
5622 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
5623 (output_stack_adjust): Use gen_tmp_stack_mem.
5624 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
5625 (sh_set_return_address, sh_allocate_initial_value): Likewise.
5626 (sh_get_pr_initial_val): Likewise.
5627 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
5628 (sh_initialize_trampoline): Likewise. Also use adjust_address.
5629 * sh.md (divsi_inv_m0): Use gen_const_mem.
5630 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
5631 (movdf_i4+1): Use gen_tmp_stack_mem.
5632 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
5633 (fpu_switch+2): Likewise.
5634 (movv4sf_i, movv16sf_i): Use adjust_address.
5635 (symGOT_load): Set MEM_NOTRAP_P bit.
5637 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5640 * pa.c (emit_move_sequence): Fix typo in last change.
5642 2005-09-03 Jakub Jelinek <jakub@redhat.com>
5644 PR rtl-optimization/23454
5645 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
5648 2005-09-03 Richard Henderson <rth@redhat.com>
5649 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5652 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
5655 2005-09-02 Nicolas Pitre <nico@cam.org>
5657 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
5658 to bit_count to 32 bits.
5660 2005-08-31 Mark Mitchell <mark@codesourcery.com>
5663 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
5664 generating synthetic loads from volatile lvalues.
5666 005-09-02 Nick Clifton <nickc@redhat.com>
5668 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
5669 __ctzhi2, __clzhi2): New functions.
5671 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
5674 * tree-nested.c (struct var_map_elt): Mark with GTY.
5675 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
5677 (lookup_field_for_decl): Allocate new element in GC memory.
5678 (lookup_tramp_for_decl): Likewise.
5679 (convert_nl_goto_reference): Likewise
5680 (create_nesting_tree): Allocate info in GC memory. Likewise for
5682 (free_nesting_tree): Free with ggc_free instead of free.
5683 (root): New static variable.
5684 (lower_nested_functions): Remove root as local variable. And zero out
5685 root at the end of the function.
5687 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
5689 PR rtl-optimization/20365
5690 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
5691 to short. New member ix.
5692 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
5693 (simplify_plus_minus): Initialize ix members before calling qsort.
5695 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
5697 PR tree-optimization/23626
5698 * tree-cfg.c (replace_uses_by): Clean up eh info.
5700 2005-09-01 DJ Delorie <dj@redhat.com>
5702 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
5705 2005-09-01 David Edelsohn <edelsohn@gnu.org>
5707 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
5708 (rs6000_split_multireg_move): Use replace_equiv_address instead of
5711 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
5713 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
5714 do not issue warning for a variable definition following
5717 2005-09-01 Richard Henderson <rth@redhat.com>
5720 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
5721 conversion to CONST_VECTOR.
5723 2005-09-01 Richard Henderson <rth@redhat.com>
5726 * reload1.c (reload_as_needed): Check !CALL_P before calling
5727 fixup_eh_region_note.
5728 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
5730 2005-09-01 DJ Delorie <dj@redhat.com>
5732 * varasm.c (output_constant): Let the target resolve
5733 conversions of addresses to non-default pointer sizes.
5735 2005-09-01 Nicolas Pitre <nico@cam.org>
5737 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
5738 to alow matching ARM pre-indexed addressing mode.
5739 (arm_override_options): Remove now irrelevant comment.
5741 2005-09-01 Phil Edwards <phil@codesourcery.com>
5743 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
5744 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
5745 * config/i386/vxworks.h: Likewise.
5746 * config/i386/t-vxworksae: New file, for VxWorks AE.
5747 * config/i386/vxworksae.h: Likewise.
5749 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
5751 PR tree-optimization/23410
5752 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
5753 sequence is not wrapping during the first step.
5755 2005-09-01 Jakub Jelinek <jakub@redhat.com>
5758 * dwarf2out.c (base_type_die): Compare char_type_node with
5759 TYPE_MAIN_VARIANT (type), not type.
5761 2005-09-01 Richard Guenther <rguenther@suse.de>
5763 PR tree-optimization/15366
5764 * common.opt: Add -finline-functions-called-once.
5765 Put -fearly-inlining in alphabetically ordered place.
5766 * doc/invoke.texi: Document new option.
5767 * ipa-inline.c (cgraph_decide_inlining): Honour
5768 flag_inline_functions_called_once.
5770 2005-09-01 Jakub Jelinek <jakub@redhat.com>
5772 PR rtl-optimization/23478
5773 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
5774 (alloc_qty): Initialize it.
5775 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
5776 (combine_regs): Combine also n_throwing_calls_crossed fields.
5777 (find_free_reg): Don't attempt to caller-save pseudos crossing
5778 calls that might throw.
5779 * global.c (struct allocno): Add throwing_calls_crossed field.
5780 (global_alloc): Revert 2005-08-22 change. Initialize
5781 throwing_calls_crossed.
5782 (find_reg): Don't attempt to caller-save pseudos crossing calls that
5785 2005-09-01 Alan Modra <amodra@bigpond.net.au>
5788 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
5789 (mask64_operand): Reinstate code prior to 2005-06-11 change.
5790 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
5791 (and64_2_operand): Tweak to use predicate.
5792 (and_operand): Adjust for mask_operand changes.
5793 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
5794 (print_operand): Likewise.
5795 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
5796 (mask64_1or2_operand): Delete.
5797 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
5798 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
5799 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
5800 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
5801 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
5802 (rotldi3_internal4): Likewise.
5803 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
5804 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
5805 (ashldi3_internal7): Likewise.
5806 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
5807 (ashldi3_internal, ashldi3_internal9 split): Likewise.
5808 (anddi3 split): Don't match mask64_operand.
5809 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
5810 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
5811 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
5812 't' splitter predicate.
5813 (movdi_internal64 + 2): Revert 2005-06-11 change.
5815 2005-08-31 DJ Delorie <dj@redhat.com>
5817 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
5818 (m32c_asm_integer): Add support for 32 bit pointers.
5820 2005-08-31 Richard Henderson <rth@redhat.com>
5822 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
5823 component-like references for setting MEM_NOTRAP_P.
5825 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
5826 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
5828 2005-08-31 Richard Henderson <rth@redhat.com>
5830 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
5831 into a pseudo before applying gen_lowpart.
5833 2005-08-31 Geoffrey Keating <geoffk@apple.com>
5835 * doc/install.texi (Specific): Update cctools version required
5836 for full functionality.
5837 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
5838 linkers as -macosx_version_min.
5840 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
5843 * sh.c (print_operand, %R and %S): Add handling of floating point
5844 registers, memory, constants and invalid operands.
5846 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
5848 * ipa-pure-const.c: Change dump name.
5850 2005-08-31 Uros Bizjak <uros@kss-loka.si>
5853 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
5854 to "reg_or_0_operand".
5855 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
5857 2005-08-31 Dale Johannesen <dalej@apple.com>
5859 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
5860 loops that count down.
5862 2005-08-31 Richard Henderson <rth@redhat.com>
5865 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
5866 (fixup_eh_region_note): New.
5867 (reload_as_needed): Call it.
5868 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
5869 don't call find_many_sub_basic_blocks; call verify_flow_info.
5870 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
5871 (keep_stack_depressed): Likewise.
5872 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
5874 2005-08-31 Richard Henderson <rth@redhat.com>
5876 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
5879 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
5881 * expr.c (expand_expr_real_1): Compare size of address
5882 mode to target's address mode size in deciding expansion of
5883 the constant address.
5885 2005-08-31 Richard Guenther <rguenther@suse.de>
5888 * expr.c (all_zeros_p): New function.
5889 (expand_expr_real_1): Handle the case of an all-zero
5890 non-addressable constructor separately.
5892 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
5894 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
5895 arguments, adjust all callers.
5896 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
5898 2005-08-30 Richard Henderson <rth@redhat.com>
5901 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
5902 whenever the mode sizes match.
5904 2005-08-31 Alan Modra <amodra@bigpond.net.au>
5906 * calls.c (load_register_parameters): Fix comment typo.
5907 * expr.c (emit_push_insn): Comment formatting.
5909 2005-08-30 Ian Lance Taylor <ian@airs.com>
5911 * config/i386/x-cygwin (host-cygwin): Change dependency from
5912 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
5914 2005-08-29 Geoffrey Keating <geoffk@apple.com>
5916 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
5919 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
5922 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
5923 call to ggc_collect.
5925 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
5928 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
5929 beginning. Remove $(INCLUDES) from all the rules, if following
5930 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
5932 2005-08-29 Jakub Jelinek <jakub@redhat.com>
5935 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
5936 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
5937 not constant, but maxlen is, don't set len to maxlen, rather
5938 set maxlen to len if len is a constant.
5940 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
5942 PR tree-optimization/23475
5943 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
5946 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
5948 Fix PR middle-end/22455
5950 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
5951 Checksum only the parts of the tree that exist for the tree code.
5953 2005-08-28 Dale Johannesen <dalej@apple.com>
5955 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
5957 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
5959 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
5961 2005-08-28 Richard Henderson <rth@redhat.com>
5963 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
5964 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
5967 2005-08-28 Jakub Jelinek <jakub@redhat.com>
5970 * builtins.c (get_memory_rtx): Don't strip nops
5971 in between COMPONENT_REFs.
5973 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
5976 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
5978 (gimplify_modify_expr): Check for zero sized types and gimplify the
5979 rhs and lhs as statements.
5981 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
5984 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
5985 state for return address column of signal frames.
5987 2005-08-27 David Edelsohn <edelsohn@gnu.org>
5990 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
5991 bytes >= 2 not bytes == 2.
5992 (expand_block_move): Same.
5994 2005-08-27 Richard Guenther <rguenther@suse.de>
5997 * config/i386/sse.md (sse2_movsd): Add missing closing
6000 2005-08-27 Paul Brook <paul@codesourcery.com>
6002 * genrecog.c (enum decision_type): Add DT_num_insns.
6003 (struct decision_test): Add u.num_insns.
6004 (add_to_sequence): Add DT_num_insns test.
6005 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
6006 (write_cond, debug_decision_2): Ditto.
6007 (change_state): Assume peep2_next_insn never fails.
6008 Remove "afterward" argument.
6009 (write afterward, write_tree): Update to match.
6010 * recog.c (peep2_current_count): New variable.
6011 (peep2_next_insn): Check it.
6012 (peephole2_optimize): Set peep2_current_count.
6013 * recog.h (peep2_current_count): Declare.
6015 2005-08-26 Josh Conner <jconner@apple.com>
6018 * ipa-pure-const.c (check_tree): Check for volatile-ness
6019 when considering a dereference.
6021 2005-08-27 Jakub Jelinek <jakub@redhat.com>
6023 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
6025 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6027 PR rtl-optimization/23561
6028 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
6029 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
6030 at most LEN bytes long memory fits into the field.
6031 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
6032 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
6033 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
6035 2005-08-26 Richard Henderson <rth@redhat.com>
6038 * loop.c (biased_biv_may_wrap_p): New.
6039 (maybe_eliminate_biv_1): Use it to suppress non-equality
6040 comparison transformations. Delete disabled code.
6042 2005-08-26 Ian Lance Taylor <ian@airs.com>
6044 * combine.c (make_extraction): Avoid reference outside object.
6046 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
6048 * stor-layout.c (finalize_type_size): Restore behaviour for
6049 non-aggregate types to the status quo ante of the patch for
6050 pr 23467. Document why it matters.
6052 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6055 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
6056 array by one element, initialize the BT_LAST element with NULL.
6058 2005-08-26 David Edelsohn <edelsohn@gnu.org>
6060 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
6061 optimizing for size.
6063 (compare_plus_eqsi): Same.
6064 (plus_eqsi_compare): Same.
6065 (neg_eq0<mode>): Same.
6066 (neg_eq<mode>): Same.
6068 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
6071 2005-08-26 Nick Clifton <nickc@redhat.com>
6073 * config/v850/v850.c (ep_memory_operand): Return FALSE if
6074 TARGET_EP is not defined.
6075 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
6076 TARGET_EP is enabled.
6077 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
6078 * config/v850/v850.md (save_all_interrupt): Only use the EP
6079 register if TARGET_EP is defined.
6080 (restore_all_interrupt): Likewise.
6081 * config/v850/lib1funcs.asm: Update functions so that the EP
6082 register is only used if __EP__ is defined.
6084 2005-08-26 David Ung <davidu@mips.com>
6086 * config/mips/mips.c (mips_expand_prologue): Handle case when
6087 generating for MIPS16 and the outgoing argument area is more than
6088 SMALL_OPERAND. Use the frame pointer as temporary to generate the
6091 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
6093 * config/crx/crx.md: Make doloop_end pattern usage controllable
6094 via mloop-nesting=<max-nesting> command line switch. Make sure
6095 the combiner cannot use doloop_end_<mode> in an illegal way.
6096 * config/crx/crx.c: Use regs up to r6 for argument passing.
6097 Refine crx_address_cost (non cst4 displacements are expensive).
6098 * config/crx/crx.opt: Add switch for mloop-nesting=.
6100 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
6102 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
6103 (UNSPEC_MVST): New constant.
6105 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
6107 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
6108 Reject operands containing eliminable registers.
6109 * testsuite/gcc.dg/20050825-1.c: New testcase.
6111 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6112 Jan Hubicka <jh@suse.cz>
6114 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
6116 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6118 PR tree-optimization/23546
6119 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
6122 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
6124 * params.def (PARAM_MIN_SPEC_PROB): New.
6125 * sched-rgn.c (MIN_PROBABILITY): Delete.
6126 (compute_trg_info): Convert to PARAM_VALUE.
6127 * doc/invoke.texi (param): Document min-spec-prob.
6129 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
6131 * config/darwin.h: define __PIC__
6132 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
6133 TARGET_OS_CPP_BUILTINS macro.
6135 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6137 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
6140 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6142 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
6144 * cfghooks.c (duplicate_block): Added position where to place
6145 new block as argument.
6146 * cfghooks.h (duplicate_block): Declaration changed.
6147 * cfglayout.c (copy_bbs): Add argument after. Pass it to
6149 * cfglayout.h (copy_bbs): Declaration changed.
6150 * cfgloop.h (loop_version): Declaration changed.
6151 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
6152 position to copy_bbs.
6153 (loop_version): Pass position to duplicate_loop_to_header_edge.
6154 Add place_after argument and position new blocks according to
6156 * modulo-sched.c (sms_schedule): Pass place_after argument
6158 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
6159 * tree-cfg.c (split_edge_bb_loc): New function.
6160 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
6161 to determine position of new blocks.
6162 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
6164 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
6165 argument to duplicate_block.
6166 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
6167 Pass position to copy_bbs.
6169 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6171 * fold-const.c (ptr_difference_const): Use
6172 cst_and_fits_in_hwi instead of host_integerp.
6174 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6176 * config/darwin.c (gen_pic_offset): New.
6177 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
6180 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
6182 PR tree-optimization/23486
6183 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
6185 2005-08-23 Phil Edwards <phil@codesourcery.com>
6187 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
6188 remove use_collect2.
6189 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
6191 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
6192 configuration files to override the default value.
6194 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
6195 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
6196 * config/vx-common.h: New file, split out from...
6197 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
6198 * config/vxworksae.h: New file, for VxWorks AE.
6199 * config/vxworks.opt: New file.
6200 * config/vxlib.c: Update for VxWorks 6.
6202 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
6203 other MULTILIB_* variables appropriately.
6204 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
6205 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
6206 * config/rs6000/vxworks.h: Update for VxWorks 6.
6207 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
6209 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
6212 * config/darwin.c (machopic_select_section): Remove the hack to
6213 mark "::operator new" and "::operator delete" for coalescing
6214 even though they are not weak.
6216 2005-08-24 Alan Modra <amodra@bigpond.net.au>
6218 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
6219 * configure: Regenerate.
6221 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6224 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
6226 * convert.c (convert_to_integer, convert_to_vector): Likewise.
6227 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
6230 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6232 * config/rs6000/predicates.md (equality_operator): New.
6233 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
6234 comparison with a large constant.
6236 2005-08-23 Mark Mitchell <mark@codesourcery.com>
6238 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
6240 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
6242 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
6243 registers is even, and we have a hardware double precision fp,
6245 (sh_gimplify_va_arg_expr): For floating point arguments, consider
6246 size of current argument when checking if argument was passed in
6249 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
6252 * stor-layout.c (finalize_type_size): Dont override
6253 existing alignment with a smaller alignment from the mode.
6255 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6257 * lambda-code.c (lambda_vector_lexico_pos): Moved...
6258 * lambda.h (lambda_vector_lexico_pos): ... here.
6259 * tree-data-ref.c (build_classic_dist_vector): Return false when
6260 the distance vector is lexicographically negative.
6262 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6264 PR tree-optimization/23511
6265 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
6266 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
6268 2005-08-23 Jakub Jelinek <jakub@redhat.com>
6270 PR tree-optimization/22043
6271 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
6272 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
6273 If ALLOW_FLEXARR, handle types ending with flexible array member.
6274 Pass false as second argument to recursive count_type_elements calls.
6275 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
6276 argument to count_type_elements call.
6277 * tree-sra.c (decide_block_copy): Likewise.
6278 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
6279 for a constant-sized object, set cleared as well. Pass true as
6280 second argument to count_type_elements call.
6282 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6285 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
6286 from legitimate_small_data_p, and make global. Update use.
6287 Remove forward declaration.
6288 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
6290 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
6292 2005-08-23 David Edelsohn <edelsohn@gnu.org>
6294 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
6295 of scratch intermediates.
6296 (eq<mode>_compare): Same.
6297 (neg_eq0<mode>): New.
6298 (neg_eq<mode>): Convert to define_insn_and_split.
6300 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6303 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
6304 stdarg functions, set/clear the fp marker even when no variable
6306 * config/rs6000/sysv4.opt (mprototype): Describe.
6308 2005-08-22 Jakub Jelinek <jakub@redhat.com>
6310 PR rtl-optimization/23478
6311 * regs.h (reg_info): Add throw_calls_crossed.
6312 (REG_N_THROWING_CALLS_CROSSED): Define.
6313 * flow.c (allocate_reg_life_data): Initialize
6314 REG_N_THROWING_CALLS_CROSSED.
6315 (propagate_one_insn, attempt_auto_inc): Update
6316 REG_N_THROWING_CALLS_CROSSED.
6317 * global.c (global_alloc): Don't allocate pseudos across
6318 calls that may throw.
6320 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
6323 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
6324 value is inbetween the range if we did not find an exact match.
6326 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
6328 * doc/invoke.texi (Option Summary): Add ms1 options.
6329 * doc/extend.texi: Document interrupt handler attribute for ms1.
6330 * doc/md.texi: Document ms1 constraints.
6331 * config.gcc: Add ms1-*-elf.
6332 * config/ms1/ms1.h: New.
6333 * config/ms1/ms1.c: New.
6334 * config/ms1/ms1.md: New.
6335 * config/ms1/ms1-protos.h: New.
6336 * config/ms1/ABI.txt: New.
6337 * config/ms1/crti.asm: New.
6338 * config/ms1/crtn.asm: New.
6339 * config/ms1/lib2extra-funcs.c: New.
6340 * config/ms1/t-ms1: New.
6341 * config/ms1/ms1.opt: New.
6343 2005-08-22 Ira Rosen <irar@il.ibm.com>
6345 * config/rs6000/altivec.md (xorv4sf3): New.
6346 (negv4sf2, neg<mode>2): Likewise.
6348 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
6351 * config/ia64/ia64.md (divsi3): Check divide by zero.
6352 (udivsi3): Likewise.
6354 (udivdi3): Likewise.
6356 2005-08-21 Jakub Jelinek <jakub@redhat.com>
6358 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
6359 up to elem_bitsize bits, not max_bitsize.
6361 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6363 PR tree-optimization/23433
6364 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
6365 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
6367 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6369 PR tree-optimization/23434
6370 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
6371 the iteration bound is not an INTEGER_CST.
6373 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
6375 * tree-vect-transform.c (get_initial_def_for_reduction): Set
6376 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
6377 NULL if need_epilog_adjust is false.
6378 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
6379 Case 3 always peels first itration, not just for PLUS case, and no need
6380 to use scalar_initial_def here. Create an epilog adjustment only if
6381 scalar_initial_def is not NULL.
6383 (vectorizable_reduction): Remove assert.
6385 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
6388 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
6389 (__moddi3): Likewise.
6390 (__udivdi3): Likewise.
6391 (__umoddi3): Likewise.
6392 (__divsi3): Likewise.
6393 (__modsi3): Likewise.
6394 (__udivsi3): Likewise.
6395 (__umodsi3): Likewise.
6397 2005-08-20 Jakub Jelinek <jakub@redhat.com>
6399 * tree-pass.h (TDF_GRAPH): Define.
6400 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
6401 * passes.c (finish_optimization_passes): Only call
6402 finish_graph_dump_file if TDF_GRAPH is set.
6403 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
6404 NULL. Set TDF_GRAPH bit.
6405 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
6407 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
6409 * arm.h (arm_stack_offsets): Add locals_base field.
6410 * arm.c (arm_get_frame_offsets): Compute it.
6411 (thumb_compute_initial_elimination offset): Make the Thumb frame
6412 pointer point to the base of the local variables.
6413 (thumb_expand_prologue): Update accordingly.
6414 (thumb_expand_epilogue): Likewise.
6416 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
6417 mode of clobbered scratch to DImode. Handle a case that's known to
6420 2005-08-19 David Edelsohn <edelsohn@gnu.org>
6422 * config/rs6000/rs6000.md (gt0<mode>): Delete.
6423 (gt0<mode>_compare): Delete.
6424 (neg_gt0<mode>): Delete.
6426 2005-08-19 Eric Christopher <echristo@apple.com>
6428 * optabs.h: Change CTI_ to COI_.
6431 2005-08-19 James E Wilson <wilson@specifix.com>
6433 * builtins.c (expand_builtin_return_addr): Set
6434 current_function_accesses_prior_frames when count != 0. Use
6435 frame_pointer_rtx when count == 0.
6436 * function.h (struct function): Add accesses_prior_frames field.
6437 (current_function_accesses_prior_frames): Define.
6438 * reload1.c (init_elim_table): Check
6439 current_function_accesses_prior_frames.
6440 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
6442 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6444 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
6445 indicator. Return true if the flowgraph changed during
6448 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6451 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
6452 conditional expression before testing its value.
6454 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6456 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
6458 2005-08-19 Devang Patel <dpatel@apple.com>
6460 PR tree-optimization/23048
6461 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
6462 third parameter. Check whether latch is dominated by exit
6464 (if_convertible_loop_p): Supply exit block itself to
6465 if_convertible_bb_p.
6467 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
6470 * arm.md (arm_load_pic_register): Change argument to the mask of
6471 saved registers. Call thumb_find_work_register if we need a
6472 scratch register on Thumb.
6473 (arm_expand_prologue): Pass empty register set to
6474 arm_load_pic_register.
6475 (thumb_expand_prologue): Pass live_regs_mask directly to
6476 arm_load_pic_register.
6477 * arm-protos.h (arm_load_pic_register): Update prototype.
6479 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
6481 * sh.c (find_sole_member): New function.
6482 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
6483 if the record's alignment is larger than the size of its only member.
6485 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
6488 * arm.c (thumb_legitimize_reload_address): New function.
6489 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
6490 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
6492 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
6494 * config/crx/crx.c: Implement crx_decompose_address. Reject
6495 symbolic displacements since CRX register relative adressing
6496 mode can't handle unsigned 32-bit values as displacements.
6497 * config/crx/crx.h: Simplify definitions, remove redundant
6498 parenthesis and obsolete macros.
6499 * config/crx/crx.opt: Add new switch for debugging addresses.
6500 * config/crx/crx-protos.h: Add new declarations for above.
6502 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
6505 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
6508 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6510 * collect2.c (dup2): Delete.
6511 * configure.ac: Don't check for dup2.
6513 * config.in, configure: Regenerate.
6515 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
6517 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
6518 record with the type of its only member.
6520 2005-08-18 David Edelsohn <edelsohn@gnu.org>
6522 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
6523 define_insn_and_split.
6524 (plus_ltu<mode>_compare): Same.
6525 (gtu<mode>_compare): Same.
6526 (plus_gtu<mode>_compare): Same.
6528 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
6530 PR tree-optimization/22228
6531 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
6533 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
6534 are recorded in vect_vnames_to_rename for renaming.
6535 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
6536 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
6537 in vect_vnames_to_rename.
6538 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
6539 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
6541 2005-08-18 Jan Hubicka <jh@suse.cz>
6544 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
6545 info only for local statics, not for member variables.
6547 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6549 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
6551 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6553 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
6555 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
6558 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
6560 2005-08-17 James E Wilson <wilson@specifix.com>
6562 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
6565 2005-08-17 David Edelsohn <edelsohn@gnu.org>
6567 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
6568 (leu<mode>_compare): Same.
6569 (plus_leu<mode>): Same.
6570 (neg_leu<mode>): Same.
6571 (and_neg_leu<mode): Same.
6572 (ltu<mode>_compare): Same.
6573 (plus_ltu<mode>): Same.
6575 (geu<mode>_compare): Same.
6576 (plus_geu<mode>): Same.
6577 (neg_geu<mode>): Same.
6578 (and_neg_geu<mode>): Same.
6579 (plus_gt<mode>): Same.
6580 (gtu<mode>_compare): Same.
6581 (plus_gtu<mode>): Same.
6583 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
6585 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
6586 Move call_table_data to end. Delete spurious .text.
6587 (callt_save_all_interrupt): Fix comment typo.
6589 2005-08-17 James E Wilson <wilson@specifix.com>
6590 Kevin Winchester <winchester@amirix.com>
6593 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
6595 2005-08-17 Uros Bizjak <uros@kss-loka.si>
6598 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
6599 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
6601 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
6603 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
6604 record with the type of its only member if the modes don't match.
6606 * varasm.c (decode_reg_name): Skip empty additional register names.
6608 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
6610 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
6611 lsm_tmp_name_length): New.
6612 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
6613 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
6615 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6616 Andreas Krebbel <krebbel1@de.ibm.com>
6618 * config.gcc: Added z9-109 switch.
6619 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
6620 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
6621 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
6622 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
6623 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
6624 for "z9_109" cpu attribute.
6625 * config/s390/s390.c (z9_109_cost): New processor cost structure.
6626 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
6627 (s390_handle_arch_option): Added z9-109 switch.
6628 (override_options): Set respective cost function for z9-109.
6629 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
6630 (legitimate_reload_constant_p): Accept extended immediates.
6631 (print_operand): Three new output modifiers added: k, m and o.
6632 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
6633 (s390_output_mi_thunk): Use extended immediate when possible.
6634 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
6635 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
6636 (CONSTRAINT_LEN): Added length of O constraint.
6637 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
6638 * config/s390/s390.md ("cpu"): New value z9_109 added.
6639 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
6640 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
6641 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
6642 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
6643 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
6644 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
6645 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
6646 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
6647 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
6648 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
6649 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
6650 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
6651 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
6652 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
6653 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
6655 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
6656 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
6657 insns for TARGET_EXTIMM.
6659 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
6661 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
6663 2005-08-17 Nick Clifton <nickc@redhat.com>
6665 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
6666 Call default_encode_section_info.
6668 2005-08-17 Steven Bosscher <stevenb@suse.de>
6670 PR tree-optimization/21574
6671 * tree-ssa-ccp.c (likely_value): If the right hand side is a
6672 constant, return CONSTANT.
6673 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
6674 (ccp_fold, visit_assignment): Likewise.
6675 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
6677 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
6679 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
6680 fold_buildN instead of buildN then fold_initializer or fold.
6681 (build_unary_op): Likewise.
6682 (build_binary_op): Likewise.
6683 * fold-const.c (fold_initializer): Remove.
6684 (fold_build1_initializer): New function.
6685 (fold_build2_initializer): New function.
6686 (fold_build3_initializer): New function.
6687 * tree.h (fold_initializer): Remove.
6688 (fold_build1_initializer): New function.
6689 (fold_build2_initializer): New function.
6690 (fold_build3_initializer): New function.
6692 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
6694 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
6695 (try_move_mult_to_index): Call fold_build2 instead of build2.
6696 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
6697 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
6698 fold_binary_to_constant.
6699 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
6701 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
6702 check if A == gcd (A, B). Remove TYPE argument.
6703 (analyze_offset) Use fold_build2 instead of fold (build.
6704 (create_data_ref): Likewise.
6705 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
6706 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
6709 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
6711 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
6712 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
6714 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
6717 * gimplify.c (zero_sized_type): New function.
6718 (gimplify_modify_expr_rhs): If we have a zero sized type,
6719 replace the statement with an empty statement.
6721 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
6723 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
6726 2005-08-16 Ian Lance Taylor <ian@airs.com>
6728 * doc/tm.texi (Label Output): Correct typo.
6730 2005-08-16 Steven Bosscher <stevenb@suse.de>
6733 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
6734 force_operand will work later on using have_insn_for.
6736 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6738 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
6740 2005-08-16 Ian Lance Taylor <ian@airs.com>
6743 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
6744 vector type, don't try to construct it element by element. Add an
6745 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
6747 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6749 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
6751 2005-08-16 Geoffrey Keating <geoffk@apple.com>
6753 * doc/invoke.texi (Precompiled Headers): Document some more options
6754 which are known to be safe.
6756 2005-08-16 James E Wilson <wilson@specifix.com>
6758 PR tree-optimization/21105
6759 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
6760 TREE_OVERFLOW check.
6762 2005-08-16 David Edelsohn <edelsohn@gnu.org>
6764 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
6765 (neg_ltu<mode>): Same.
6767 (neg_gtu<mode>): Same.
6769 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6771 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
6772 (fold_builtin_isdigit): Use fold_buildN.
6773 (build_function_call_expr): Likewise.
6774 * c-typeck.c (c_finish_loop): Likewise.
6776 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
6777 Richard Shann <rshann@superh.com>
6779 PR middle-end/20396:
6780 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
6782 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
6784 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
6786 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
6789 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
6790 arm_compure_save_reg0_reg12_mask to determine when the PIC register
6793 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6796 * fold-const.c (build_range_check): Disable optimization for function
6797 pointer expressions on targets that require function pointer
6800 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
6802 * simplify-rtx.c (simplify_const_relational_operation): When
6803 extracting arguments of a COMPARE, recompute the mode as well.
6805 2005-08-15 Ian Lance Taylor <ian@airs.com>
6807 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
6809 2005-08-15 DJ Delorie <dj@redhat.com>
6811 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
6813 (movsi_splittable): Allow, but split, moves to the stack.
6814 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
6817 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6819 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
6820 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
6821 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
6823 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
6824 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
6825 Delete HOST_PTR_PRINTF.
6827 * configure, config.in: Regenerate.
6829 2005-08-15 David Edelsohn <edelsohn@gnu.org>
6831 * config/rs6000/rs6000.md (QHSI): New mode macro.
6832 (wd): Extend mode attr for QImode and HImode
6833 (dbits): New mode attr.
6834 (zero_extend<mode>di2): Convert to mode macro.
6836 2005-08-15 Steve Ellcey <sje@cup.hp.com>
6839 * doc/invoke.texi (-mgnu-ld): Update description.
6842 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
6845 * Makefile.in (tree-chrec.o): Depends on real.h.
6846 * tree-chrec.c: Include real.h.
6847 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
6848 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
6849 * tree-scalar-evolution.c (add_to_evolution_1,
6850 interpret_rhs_modify_expr): Ditto.
6852 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
6855 * tree-data-ref.c (estimate_niter_from_size_of_data): When
6856 step is negative compute the estimation from init downwards to zero.
6858 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
6860 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
6862 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
6864 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
6866 (legitimate_reload_constant_p): Fix handling of lliXX operands.
6867 Accept double-word constants that can be split.
6868 * config/s390/s390.md ("movti"): Use 'P' constraint.
6869 ("*movdi_31", "*movdf_31"): Likewise.
6871 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
6873 Fix PR tree-optimization/22615
6875 * tree-ssa-structalias.c (solution_set_add): Handle
6876 first_vi_for_offset returning NULL.
6877 (do_da_constraint): Ditto.
6878 (do_sd_constraint): Ditto.
6879 (do_ds_constraint): Ditto
6880 (find_func_aliases): Ditto.
6881 (build_constraint_graph): RHS is allowed be ANYTHING.
6882 (first_vi_for_offset): Return NULL if we couldn't find anything at
6885 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
6887 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
6888 over memory as first operand.
6890 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
6893 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
6894 available for setting it.
6896 2005-08-14 Ira Rosen <irar@il.ibm.com>
6898 PR tree-optimization/23320
6899 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
6900 data-refs' types instead of base object nullness. Add check for
6901 pointer type data-refs before first location comparison. Remove
6904 2005-08-14 Andreas Schwab <schwab@suse.de>
6906 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
6908 2005-08-13 James E Wilson <wilson@specifix.com>
6910 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
6911 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
6912 -fstack-protector-all, --param ssp-buffer-size): Document.
6913 (-Wvariadic-macros): Alphabetize.
6914 (-fsched-stalled-insns-dep): Add missing 'f'.
6916 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
6919 2005-08-13 David Edelsohn <edelsohn@gnu.org>
6921 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
6922 or indirect address operand.
6923 (EXTRA_ADDRESS_CONSTRAINT): New.
6924 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
6926 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
6928 PR tree-optimization/22236
6929 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
6930 successors and predecessors.
6931 * tree-chrec.c (chrec_convert): Before converting, check that
6932 sequences don't wrap.
6933 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
6934 (analyze_array): Extern.
6935 (find_data_references_in_loop): Remove call to
6936 compute_estimated_nb_iterations.
6937 * tree-data-ref.h (analyze_array): Declared.
6938 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
6939 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
6940 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
6941 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
6943 * tree-ssa-loop-ivcanon.c: Fix documentation.
6944 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
6945 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
6946 (infer_loop_bounds_from_undefined): New.
6947 (estimate_numbers_of_iterations_loop): Use
6948 infer_loop_bounds_from_undefined.
6949 (used_in_pointer_arithmetic_p): New.
6950 (scev_probably_wraps_p): Pass an extra parameter. Call
6951 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
6952 (convert_step): Fix documentation.
6953 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
6954 Use initial_condition_in_loop_num and evolution_part_in_loop_num
6955 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
6956 scev_probably_wraps_p.
6958 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
6960 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
6961 (s390_register_info): Ignore clobbered_regs information for fixed
6962 registers, and only fixed registers.
6963 (s390_init_frame_layout): Remove redundant call.
6965 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
6967 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
6968 description of -Wold-style-casts.
6970 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6971 Jakub Jelinek <jakub@redhat.com>
6973 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6974 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
6975 * config/s390/s390.c (print_operand): New output modifier 'G' added.
6976 (get_thread_pointer): Renamed to s390_get_thread_pointer.
6977 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
6978 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
6979 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
6980 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6981 ("stack_protect_set", "stack_protect_test"): New expanders.
6982 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
6983 "stack_protect_testdi"): New insn definitions.
6985 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6987 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
6989 2005-08-12 Paul Brook <paul@codesourcery.com>
6991 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
6993 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6995 * config/s390/predicates.md (setmem_operand): New predicate.
6996 (shift_count_operand): Accept ANDs with special constants as
6998 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
6999 with special constants.
7000 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
7001 shift_count_operand with setmem_operand.
7003 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7005 * config/s390/s390.c (s390_extract_part, s390_single_part):
7007 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
7008 (s390_output_mi_thunk): Don't use lg on 31 bit.
7009 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
7010 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
7012 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7014 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
7015 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
7016 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
7017 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
7018 with one of the new macros.
7020 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7022 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
7023 Don't set save_return_addr_p.
7024 (s390_register_info): Make clobbered_regs not depending on
7027 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7029 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
7030 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
7032 2005-08-11 James E. Wilson <wilson@specifix.com>
7034 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
7036 2005-08-11 Jakub Jelinek <jakub@redhat.com>
7038 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
7039 locations gathered by var-tracking in single entry loc_list
7040 over loc_descriptor_from_tree.
7042 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
7043 pass it down to loc_descriptor.
7044 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
7045 (containing_function_has_frame_base): Move earlier in the file.
7046 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
7047 instead of always assuming fbreg can't be used.
7049 2005-08-11 David Edelsohn <edelsohn@gnu.org>
7051 * config/rs6000/altivec.md: Change constraint "m" to "Z".
7052 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7053 Accept address wrapped in AND for Altivec.
7054 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7055 Strip AND wrapping offset address for Altivec.
7057 2005-08-11 Richard Henderson <rth@redhat.com>
7060 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
7061 before using TYPE_IS_SIZETYPE.
7063 2005-08-11 Richard Henderson <rth@redhat.com>
7066 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
7067 insn types not present on ev4.
7068 (alphaev5_insn_pipe): Similarly.
7070 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
7073 * arm.c (arm_override_options): If the user has selected callee-super-
7074 interworking, then enable normal interworking.
7076 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7078 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
7081 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
7083 * doc/rtl.texi: Fix two typos.
7085 2005-08-11 Richard Guenther <rguenther@suse.de>
7088 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
7089 cases where we call to/from functions returning void.
7091 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
7094 * tree.c (build_pointer_type_for_mode): Robustify.
7096 2005-08-10 James E Wilson <wilson@specifix.com>
7098 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
7099 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
7101 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
7104 2005-08-10 Eric Christopher <echristo@apple.com>
7106 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
7107 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
7110 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
7113 * config/darwin.c (machopic_indirect_data_reference): Use a new register
7114 for the high part when generating dynamic-no-pic code.
7116 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
7118 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
7119 (x86_64-*-linux*): Likewise.
7121 * config/i386/crtfastmath.c: New file.
7122 * config/i386/t-crtfm: Likewise.
7124 * config/i386/linux.h (ENDFILE_SPEC): New.
7125 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
7127 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7130 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
7132 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
7133 (vec_shl, vec_shr): Document new operations.
7134 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
7136 2005-08-10 David Edelsohn <edelsohn@gnu.org>
7138 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
7139 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
7140 change predicate to indexed_or_indirect_address.
7142 2005-08-10 Richard Sandiford <richard@codesourcery.com>
7144 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
7145 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
7146 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
7147 and __aeabi_uwrite8.
7148 * config/arm/unaligned-funcs.c: New file.
7149 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
7151 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
7153 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
7155 * cfglayout.c (pass_insn_locators_initialize): Add dump.
7156 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
7158 * except.c (pass_convert_to_eh_region_ranges): Add dump.
7159 * final.c (pass_shorten_branches): Add dump.
7160 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
7161 (pass_life): Rename dump.
7162 (rest_of_handle_flow2): Remove initial verify_flow_info.
7163 * function.c (pass_instantiate_virtual_regs): Add dump.
7164 * integrate.c (pass_initial_value_sets): Add dump.
7165 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
7166 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
7167 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
7168 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
7169 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
7170 gate_rtl_unrool_and_peel_loops): New.
7171 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
7172 rtl_doloop): Do not look at flags.
7173 * mode-switching.c (pass_mode_switching): Add dump.
7174 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
7175 pass_split_before_regstack): Add dump.
7176 * regmove.c (pass_stack_adjustments): Add dump.
7177 * tree-optimize.c (pass_fixup_cfg): Add dump.
7179 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7182 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
7183 deciding which instruction sequence to use.
7185 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
7187 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
7188 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
7190 2005-08-09 Richard Guenther <rguenther@suse.de>
7192 * c-common.c (builtin_function_2): Remove.
7193 (def_builtin_1): New function.
7194 (c_common_nodes_and_builtins): Use def_builtin_1 to
7195 build builtin functions.
7197 2005-08-09 Jie Zhang <jie.zhang@analog.com>
7199 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
7200 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7201 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
7204 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7206 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
7207 fold_binary instead of fold_build2 since we don't care about the
7209 (loop_niter_by_eval): Likewise.
7210 (compare_trees): Likewise.
7211 (proved_non_wrapping_p): Likewise.
7213 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7217 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
7218 if the if is really empty.
7220 2005-08-09 Steven Bosscher <stevenb@suse.de>
7222 PR tree-optimization/23234
7223 * tree-ssa-math-opts.c (place_reciprocal): New enum.
7224 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
7225 argument of the new enum.
7226 (execute_cse_reciprocals): Add reciprocals for function arguments
7227 on the unique successor edge of the entry block. Update other calls
7228 to execute_cse_reciprocals_1.
7230 2005-08-08 Richard Henderson <rth@redhat.com>
7233 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
7235 2005-08-08 Bob Wilson <bob.wilson@acm.org>
7237 * expr.c (write_complex_part): Return after handling MEM.
7239 2005-08-08 Josh Conner <jconner@apple.com>
7241 PR rtl-optimization/23241
7242 * combine.c (simplify_comparison): Fix error in determining
7243 whether to lift a subreg from comparison.
7245 2005-08-08 David Edelsohn <edelsohn@gnu.org>
7248 * config/rs6000/altivec.md (vec_init<mode>): New.
7249 (vec_set<mode>): New.
7250 (vec_extract<mode>): New.
7251 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
7252 (rs6000_expand_vector_set): New.
7253 (rs6000_expand_vector_extract): New.
7254 (rs6000_legitimate_offset_address_p): Offset addresses are valid
7255 for Altivec modes before reload.
7256 (altivec_expand_vec_init_builtin): New.
7257 (get_element_number): New.
7258 (altivec_expand_vec_set_builtin): New.
7259 (altivec_expand_vec_ext_builtin): New.
7260 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
7262 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
7264 * config/rs6000/rs6000.h (rs6000_builtins): Add
7265 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
7266 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
7267 * config/rs6000/rs6000-protos.h: Declare new functions.
7269 2005-08-08 Jan Hubicka <jh@suse.cz>
7271 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
7272 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
7273 * i386.md (movdi*): Use pic_32bit_operand.
7274 * predicates.md (pic_32bit_operand): New.
7276 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
7279 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
7281 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
7283 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
7284 (test_for_singularity): Use fold_build2.
7286 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7288 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
7290 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
7292 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
7293 (COMMON_ASM_OP) Define.
7294 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
7295 (ix86_encode_section_info): Likewise.
7296 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
7297 SUBTARGET_ENCODE_SECTION_INFO.
7299 2005-08-06 Richard Henderson <rth@redhat.com>
7302 * tree-nested.c (convert_local_reference): Save and restore val_only
7303 around component_ref and friends. Clear walk_subtrees by default.
7305 2005-08-06 Peter O'Gorman <peter@pogma.com>
7308 * gcc.c (process_command): Check the argument to -b has a dash.
7309 * doc/invoke.texi: Update -b and -V docs.
7311 2005-08-06 James E Wilson <wilson@specifix.com>
7313 * config/mips/cross64.h, config/mips/t-cross64: Delete.
7315 2005-08-06 Michael Matz <matz@suse.de>
7317 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
7318 member only if only one insn is associated with the value.
7320 2005-08-06 Nick Clifton <nickc@redhat.com>
7322 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
7324 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
7325 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
7326 Check symbol flags instead of symbol name mangling.
7327 (xstormy16_asm_output_aligned_common): Likewise. Also
7328 simplify code since the bss100_section cass is the only case
7329 where the below100 code will be triggered.
7330 (xstormy16_encode_section_info): Encode below100 attribute
7331 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
7333 (xstormy16_strip_name_encoding): Delete - this function is no
7335 (TARGET_STRIP_NAME_ENCODING): Undefine.
7336 * config/stormy16/stormy16-protos.h: Delete prototype for
7337 xstormy16_strip_name_encoding.
7339 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
7341 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
7342 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
7343 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
7344 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
7345 config/alpha/predicates.md, config/arc/arc.h,
7346 config/arm/arm.h, config/arm/ieee754-df.S,
7347 config/arm/ieee754-sf.S, config/bfin/bfin.c,
7348 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
7349 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
7350 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
7351 config/m68hc11/m68hc11.h, config/mips/mips.c,
7352 config/mips/mips.h, config/mips/openbsd.h,
7353 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
7354 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
7355 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7356 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7357 config/sparc/linux.h, config/sparc/linux64.h,
7358 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
7359 doc/extend.texi, doc/gcov.texi, doc/install.texi,
7360 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
7361 typos. Follow spelling conventions.
7363 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
7366 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
7367 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
7368 specially. Check for side effects only for COND_EXPR.
7369 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
7370 return with TREE_NO_WARNING.
7372 2005-08-06 Richard Sandiford <richard@codesourcery.com>
7374 PR rtl-optimization/23233
7375 * loop.c (combine_movables): Require the modes to be the same.
7376 (move_movables): Remove handling of cases where the replacement
7377 had a different mode to the original.
7379 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
7381 PR tree-optimization/23128
7382 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
7383 subtraction wrap, and set TREE_OVERFLOW if they do.
7385 2005-08-05 Richard Henderson <rth@redhat.com>
7388 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
7389 FORCED_LABEL labels.
7391 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
7394 * reload.c (find_reloads_subreg_address): Pass down TYPE
7395 unchanged. Change all callers except find_reloads_toplev.
7397 2005-08-05 Michael Matz <matz@suse.de>
7399 * genattrtab.c (current_alternative_string): Remove.
7400 (SIMPLIFY_ALTERNATIVE): Ditto.
7401 (attr_alt_bit_p): Ditto.
7402 (alternative_name): Make const char *.
7403 (evaluate_eq_attr): Remove use of above things.
7404 (simplify_test_exp): Ditto.
7405 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
7406 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
7408 2005-08-04 James E Wilson <wilson@specifix.com>
7410 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
7411 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
7412 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
7413 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
7414 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
7416 2005-08-04 Richard Henderson <rth@redhat.com>
7419 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
7420 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
7421 * tree-sra.c (decide_block_copy): Use it. Disable element copy
7422 if we'd have to instantiate too many members.
7424 2005-08-04 Richard Henderson <rth@redhat.com>
7427 * tree-outof-ssa.c (coalesce_asm_operands): New.
7428 (coalesce_ssa_name): Use it. Split out ...
7429 (coalesce_phi_operands, coalesce_result_decls): ... these.
7431 2005-08-04 Paul Brook <paul@codesourcery.com>
7433 * read-rtl.c (read_quoted_string): Break if EOF.
7435 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
7437 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
7438 (fold_build2): Likewise.
7439 (fold_build3): Likewise.
7440 (fold_build1_stat): New function prototype.
7441 (fold_build2_stat): Likewise.
7442 (fold_build3_stat): Likewise.
7443 * fold-const.c (fold_build1): Rename to ..
7444 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7445 through to build1_stat.
7446 (fold_build2): Rename to ..
7447 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7448 through to build2_stat.
7449 (fold_build3): Rename to ..
7450 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7451 through to build3_stat.
7453 2005-08-04 David Edelsohn <edelsohn@gnu.org>
7454 Ian Lance Taylor <ian@airs.com>
7456 * function.c (assign_stack_local_1): Do not correct stack slot
7457 address if allocation size is smaller than mode size.
7459 2005-08-04 Diego Novillo <dnovillo@redhat.com>
7462 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
7463 (tree_merge_blocks): Propagate anything allowed by
7465 Clarify documentation.
7466 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
7467 SSA form, schedule an update if necessary.
7469 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
7471 * doc/install.texi (Binaries): Remove broken link to
7472 Sinix/Reliant Unix binaries.
7474 2005-08-03 Richard Henderson <rth@redhat.com>
7477 * function.c (stack_protect_epilogue): Export.
7478 * tree.h (stack_protect_epilogue): Declare.
7479 * calls.c (expand_call): Call it.
7481 2005-08-03 Eric Christopher <echristo@apple.com>
7483 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
7484 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
7487 2005-08-04 Jan Hubicka <jh@suse.cz>
7489 * profile.c (branch_prob): Split edges with goto locus on them
7490 to get proper line counts.
7491 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
7493 2005-08-03 Paul Brook <paul@codesourcery.com>
7495 * function.c (assign_parms): Round current_function_args_size
7496 to PARM_BOUNDARY, not STACK_BOUNDARY.
7498 2005-08-03 Geoffrey Keating <geoffk@apple.com>
7500 * config/i386/i386.c (x86_elf_aligned_common)
7501 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
7503 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
7505 PR tree-optimization/23157
7506 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
7507 before emitting them.
7509 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7511 PR tree-optimization/19899
7512 * Makefile.in (tree-scalar-evolution.o): Add real.h.
7513 * tree-scalar-evolution.c: Include real.h.
7514 (add_to_evolution): Build constant -1 of correct type.
7516 2005-08-03 Jan Hubicka <jh@suse.cz>
7518 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
7519 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
7520 profile updating for complette unrolling.
7521 * loop-unroll.c (peel_loop_completely): Use it.
7522 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
7523 (tree_unroll_loops_completely): Disable code growing unrolling of cold
7526 2005-08-03 Paul Brook <paul@codesourcery.com>
7528 * combine.c (can_change_dest_mode): New function.
7529 (try_combine, simplify_set): Use it.
7531 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
7533 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
7536 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
7538 * doc/install.texi (Specific): Adjust link to openavr.org.
7539 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
7540 (Binaries): Adjust HP-UX Porting Center link.
7541 (Binaries): Adjust Free Software Foundation ordering link.
7543 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
7545 * convert.c (convert_to_integer): Use fold_build1 instead of
7546 build1 when converting an integer to an integer.
7548 2005-08-02 Richard Henderson <rth@redhat.com>
7550 * combine.c (combine_instructions): Don't use reg_equal/equiv
7551 results if the mode doesn't match.
7553 2005-08-02 Mark Mitchell <mark@codesourcery.com>
7555 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
7556 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
7558 2005-08-02 Richard Henderson <rth@redhat.com>
7561 * explow.c (memory_address): Remove special-case for
7562 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
7564 2005-08-02 Diego Novillo <dnovillo@redhat.com>
7567 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
7568 number of calls to cleanup_tree_cfg_1.
7570 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
7572 * doc/invoke.texi: document file extensions .F90 and .F95
7574 2005-08-02 Richard Guenther <rguenther@suse.de>
7576 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
7577 positive if its first argument is positive.
7579 2005-08-02 Richard Guenther <rguenther@suse.de>
7581 PR tree-optimization/23177
7582 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
7585 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
7587 PR tree-optimization/23129
7588 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
7589 varying for divisions with anti-ranges.
7591 2005-08-02 Jan Hubicka <jh@suse.cz>
7593 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
7594 * tree-ssa-threadupdate.c (thread_block): Add it here.
7596 2005-08-01 James E Wilson <wilson@specifix.com>
7598 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
7599 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
7600 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
7602 * config/mips/predicates.md (const_call_insn_operand): Add check for
7603 SYMBOL_REF_LONG_CALL_P.
7604 * doc/extend.texi (long_call): Document the new attribute.
7606 2005-08-01 Ian Lance Taylor <ian@airs.com>
7607 Richard Henderson <rth@redhat.com>
7609 * Makefile.in (RTL_BASE_H): Add real.h.
7610 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
7612 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
7614 * rtl.c (rtl_check_failed_code_mode): New.
7615 * rtl.h (struct rtx_def): Add u.rv.
7616 (XCMWINT, XCNMPRV): New.
7617 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
7618 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
7620 2005-08-01 Richard Henderson <rth@redhat.com>
7622 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
7623 with auto-inc codes.
7625 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
7627 2005-08-01 Jan Hubicka <jh@suse.cz>
7629 * i386-protos.h (asm_preferred_eh_data_format): Declare.
7630 * i386.c: Include dwarf2.h
7631 (asm_preferred_eh_data_format): New.
7632 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
7634 2005-08-01 Ian Lance Taylor <ian@airs.com>
7636 * config/host-linux.c (linux_gt_pch_get_address): Add new name
7637 randomize_va_space for virtual address randomization control.
7639 2005-08-01 Steven Bosscher <stevenb@suse.de>
7641 * common.opt (flag_ipa_cp): Put in right place to maintain
7644 2005-08-01 Jan Hubicka <jh@suse.cz>
7646 * profile.c (compute_value_histograms): Fix thinko.
7647 * value-prof.c: Include toplev.h
7648 (check_counter): New function.
7649 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7650 tree_mod_subtract_transform): Add sanity check.
7652 2005-08-01 Richard Guenther <rguenther@suse.de>
7654 PR tree-optimization/23133
7655 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
7656 current functions parameter decls to find defs to cse
7659 2005-08-01 Richard Guenther <rguenther@suse.de>
7661 PR tree-optimization/23109
7662 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
7663 If trapping math is in effect, use post-dominator information
7664 to check if we'd in any case reach a trapping point before
7665 doing the reciprocal insertion.
7666 (execute_cse_reciprocals): Compute post-dominators, if necessary.
7667 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
7668 expressions are invariant only if trapping math is not in effect.
7670 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
7672 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
7673 cgraph_function_versioning): New declarations.
7674 * cgraphunit.c: Add include to ipa-prop.h.
7675 (update_call_expr, cgraph_copy_node_for_versioning,
7676 cgraph_function_versioning): New functions.
7677 * integrate.c (copy_decl_for_inlining): Remove.
7678 * ipa-prop.h (ipa_replace_map): New struct.
7679 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
7680 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
7681 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
7682 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
7683 ipcp_iterate_stage, ipcp_method_scale_print,
7684 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
7685 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
7686 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
7687 ipcp_update_bb_counts, ipcp_update_profiling,
7688 ipcp_update_edges_counts): New functions.
7689 (ipcp_method_cval_init): Remove restriction regarding local methods.
7690 (ipcp_init_stage): Add ipcp_method_compute_scale.
7691 (ipcp_insert_stage): Add versioning.
7692 (ipcp_structures_print): Add ipcp_method_scale_print.
7693 (ipcp_driver): Dump profiling info.
7694 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
7695 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
7696 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
7697 (struct inline_data): Add versioning_p, ipa_info, new fields.
7698 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
7699 declare_return_variable): Replace calls to copy_decl_for_inlining with
7701 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
7703 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
7704 Add argument VERSIONING.
7705 (copy_arguments_for_versioning, copy_static_chain,
7706 function_versionable_p, tree_versionable_function_p,
7707 tree_function_versioning, replace_ref_tree): New functions.
7708 * tree-inline.h: Include varray.h.
7709 (tree_versionable_function_p, tree_function_versioning,
7710 tree copy_decl_for_dup): New declarations.
7712 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
7714 * ipa-cp.c: New file. Contains IPCP specific functionality.
7715 * ipa-prop.h: New file. Contains structures/definitions that can be
7716 used by several interprocedural data flow optimizations (and also IPCP).
7717 * ipa-prop.c: New file.
7718 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
7719 * common.opt: Add ipa-cp flag.
7720 * timevar.def: Add IPCP optimization.
7721 * tree-optimize.c (init_tree_optimization_passes): Schedule
7723 * tree-pass.h (pass_ipa_cp): Declare.
7725 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
7727 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
7728 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
7729 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
7730 config/i386/i386.c, config/mips/mips.h,
7731 config/rs6000/rs6000.h, config/sh/sh.c,
7732 config/stormy16/stormy16.c: Fix comment typos.
7734 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
7737 * c-typeck.c (build_binary_op): Use common_type wrapper on
7739 (common_type): Update comment.
7741 2005-07-31 Steven Bosscher <stevenb@suse.de>
7744 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
7745 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
7746 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
7748 2005-07-31 Jan Hubicka <jh@suse.cz>
7750 * pretty-print.h (pp_widest_integer): New macro.
7751 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
7754 2005-07-31 Jan Hubicka <jh@suse.cz>
7756 * output.h (enum section_category): Export from varasm.c
7757 (categorize_decl_for_section): Likewise.
7758 * varasm.c (enum section_category): Kill.
7759 (categorize_decl_for_section): Make global.
7760 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
7762 * i386.c (ix86_section_threshold): New static variable.
7763 (ix86_in_large_data_p, ix86_encode_section_info,
7764 x86_64_elf_unique_section,
7765 x86_64_elf_select_section): New functions.
7766 (TARGET_ENCODE_SECTION_INFO): Define
7767 (override_options): Enable medium model for PIC.
7768 (ix86_expand_prologue): Expand gen_set_got_rex64.
7769 (legitimate_constant_p): Handle new UNSPECs.
7770 (legitimate_pic_address_disp_p): Likewise.
7771 (legitimize_pic_address): Lower MEDIUM model addressing.
7772 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
7773 (enum cmodel): Add MEDIUM_PIC.
7774 (SYMBOL_REF_FAR_ADDR_P): New macro.
7775 (SYMBOL_FLAG_FAR_ADDR): New flag.
7776 * i386.md (movdi): Support medium model.
7777 (set_got_rex64): New pattern.
7778 * i386.opt (mlarge-data-threshold): New flag.
7779 * predicates.md (zext_operand/sext_operand): Deal with medium model.
7780 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
7781 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
7782 TARGET_ASM_UNIQUE_SECTION): New.
7784 * invoke.texi (-mlarge_data_threshold): Document
7786 2005-07-31 Jan Hubicka <jh@suse.cz>
7788 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
7789 (coalesce_vars): Likewise.
7790 * tree-ssa-live.c (coalesce_cost): New.
7791 (build_tree_conflict_graph): Use coalesce_cost.
7792 * tree-ssa-live.h (coalesce_cost): Declare.
7794 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
7796 * arm.md (all peepholes for post-increment operations): Delete.
7797 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
7798 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
7799 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
7800 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
7801 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
7803 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
7805 * fold-const.c (tree_expr_nonnegative_p): Always return true for
7808 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
7811 * doc/invoke.texi: Document -rdynamic.
7813 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
7816 * c-parser.c (c_parser_parms_list_declarator): Call
7817 mark_forward_parm_decls.
7818 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
7819 decls with visibility structure.
7821 2005-07-30 Paul Brook <paul@codesourcery.com>
7823 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
7825 2005-07-30 Paul Brook <paul@codesourcery.com>
7827 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
7829 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
7831 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
7833 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7836 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
7837 nested function declarators.
7838 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
7839 (grokparms): Call warn_if_shadowing for parameters used within the
7841 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
7842 not used within the parameter list.
7843 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
7845 2005-07-30 Jan Hubicka <jh@suse.cz>
7847 * expr.c (expand_expr_real_1): Do not load mem targets into register.
7848 * i386.c (ix86_fixup_binary_operands): Likewise.
7849 (ix86_expand_unary_operator): Likewise.
7850 (ix86_expand_fp_absneg_operator): Likewise.
7851 * optabs.c (expand_vec_cond_expr): Validate dest.
7853 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7856 * real.c (real_from_string): Also set last bit if there is a
7857 nonzero hex digit beyond GCC's internal precision after ".".
7859 2005-07-29 David Edelsohn <edelsohn@gnu.org>
7861 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
7862 define_constants. Change duplicate values to unassigned numbers.
7863 Change UNSPEC_SUBS to UNSPEC_VSUBS.
7864 (*altivec_vspltsf): New.
7865 (altivec_vperm_v4sf): Delete.
7866 (altivec_vperm_<mode>): Use mode macro V.
7867 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
7868 (altivec_predicate_v4sf): Delete.
7869 (altivec_predicate_<mode>): Use mode macro V.
7870 (*altivec_lvesfx): New.
7871 (*altivec_stvesfx): New.
7872 (vec_realign_load_v4sf): Delete.
7873 (vec_realign_load_<mode>): Use mode macro V.
7874 * config/rs6000/rs6000.c (generate_set_vrsave): Use
7877 2005-07-29 Mark Mitchell <mark@codesourcery.com>
7880 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
7882 * configure: Regenerated.
7884 2005-07-29 Paul Brook <paul@codesourcery.com>
7886 * doc/install.texi: Add link to GFortran binaries wiki page.
7888 2005-07-29 David Ung <davidu@mips.com>
7890 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
7891 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
7892 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
7893 * config/mips/mips.md (cpu): Add 5kf name.
7894 (includes): Includes 5k.md.
7895 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
7896 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
7899 2005-07-29 Diego Novillo <dnovillo@redhat.com>
7902 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
7903 (cleanup_tree_cfg): ... here.
7904 Call cleanup_tree_cfg_1 until there are no more cleanups to
7907 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
7909 * tree-vrp.c (compare_range_with_value): Return true or false
7910 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
7911 EQ_EXPR respectively.
7913 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
7915 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
7918 2005-07-29 Diego Novillo <dnovillo@redhat.com>
7920 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
7921 (tree_ssa_dominator_optimize): Increment it.
7922 (dump_dominator_optimization_stats): Print it.
7924 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
7925 Steven Bosscher <stevenb@suse.de>
7927 PR rtl-optimization/23117
7928 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
7929 when head == tail. Tidy comment.
7931 2005-07-28 Richard Henderson <rth@redhat.com>
7933 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
7934 * cselib.c (rtx_equal_for_cselib_p): Likewise.
7935 * jump.c (rtx_renumbered_equal_p): Likewise.
7936 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
7937 CONST_INT and CONST_DOUBLE.
7938 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
7939 * reload.c (operands_match_p): Special case CONST_INT and
7940 CONST_DOUBLE; check mode earlier.
7942 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7945 * c-typeck.c (convert_for_assignment): Do not check
7946 DECL_IN_SYSTEM_HEADER on NULL fundecl.
7948 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7951 * c-typeck.c (composite_type): Prefer constant size arrays to
7954 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7957 * real.c (real_from_string): Set last bit if there is a nonzero
7958 hex digit beyond GCC's internal precision.
7960 2005-07-28 Richard Henderson <rth@redhat.com>
7963 * cfgcleanup.c (try_forward_edges): Watch out for end of
7966 2005-07-28 James E Wilson <wilson@specifixinc.com>
7969 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
7971 2005-07-28 Jan Hubicka <jh@suse.cz>
7973 * Makefile.in (rtl-profile.o): Kill all traces of it.
7974 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
7975 * coverage.h (rtl_coverage_counter_ref): Kill.
7976 * opts.c (flag_speculative_prefetching_set): Kill.
7977 (flag_loop_optimize_set): New.
7978 (common_handle_option): Disable loop optimizer when profiling;
7979 do not handle speculative prefetching.
7980 * passes.c (init_optimization_passes): Replace pass_profiling combo
7981 by branch_prob pass.
7982 * profile.c (compute_value_histograms): Update for simplified value
7984 (rtl_register_profile_hooks): Kill.
7985 (pass_profiling): Kill.
7986 (rest_of_handle_branch_prob): Do not profile.
7987 * toplev.c (process_options): Remove speculative prefetching.
7988 * toplev.h (flag_tree_based_profiling): Kill.
7989 * tree-profile.c (prepare_instrumented_value,
7990 tree_gen_interval_profiler, tree_gen_pow2_profiler,
7991 tree_gen_one_value_profiler, do_tree_profiling): Update for
7992 simplified datastructures.
7993 * value-prof.c: Add comment that speculative prefetching was dropped;
7994 update rest of file for simplified datastructures.
7995 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
7996 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
7997 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
7998 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
7999 rtl_mod_subtract, gen_speculative_prefetch,
8000 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
8001 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
8002 (gate_handle_value_profile_transformations,
8003 rest_of_handle_value_profile_transformations,
8004 pass_value_profile_transformations): Kill.
8005 * value-prof.h (histogram_value_t): Remove IL based unions.
8006 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
8007 rtl_profile_hooks): Remove hooks.
8009 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
8011 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
8012 (cgraph_clone_node): Likewise.
8013 * cgraph.h (cgraph_clone_edge): Update prototype.
8014 (cgraph_clone_node): Likewise.
8015 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
8017 (lookup_recursive_calls): Consider profile.
8018 (cgraph_decide_recursive_inlining): Fix updating; use new
8019 probability argument; use profile.
8020 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
8021 * tree-inline.c (copy_bb): Update clal of clone_edge.
8022 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
8024 * invoke.texi (min-inline-recursive-probability): Document.
8026 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
8028 * doc/install.texi (Configuration): Update Valgrind homepage.
8030 2005-07-28 Richard Henderson <rth@redhat.com>
8033 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
8034 labels we want to delete.
8035 (cfg_layout_merge_blocks): Likewise.
8037 2005-07-28 Richard Henderson <rth@redhat.com>
8040 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
8041 when expanding to nothing.
8043 2005-07-28 Josh Conner <jconner@apple.com>
8045 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
8046 (cgraph_decide_inlining_of_small_functions): Likewise.
8048 2005-07-28 Josh Conner <jconner@apple.com>
8050 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
8051 direction of badness if negative.
8052 (cgraph_default_inline_p): Add reason to parameters, and assign it
8054 (cgraph_decide_inlining_of_small_functions): New parameter in call
8055 to cgraph_default_inline_p.
8056 (cgraph_decide_inlining_incrementally): Likewise.
8057 * cgraphunit.c (decide_is_function_needed): Likewise.
8058 * cgraph.h (cgraph_default_inline_p): Likewise.
8060 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8062 * builtins.c: Fix comment typo(s).
8063 * genautomata.c: Likewise.
8064 * gimplify.c: Likewise.
8065 * tree-dfa.c: Likewise.
8066 * tree-flow-inline.h: Likewise.
8067 * tree-into-ssa.c: Likewise.
8068 * tree-ssa-alias.c: Likewise.
8069 * tree-ssa-ccp.c: Likewise.
8070 * tree-ssa-copy.c: Likewise.
8071 * tree-ssa-dce.c: Likewise.
8072 * tree-ssa-dom.c: Likewise.
8073 * tree-ssa-operands.c: Likewise.
8074 * tree-tailcall.c: Likewise.
8075 * tree-vectorizer.c: Likewise.
8076 * tree-vrp.c: Likewise.
8079 2005-07-28 Jeff Law <law@redhat.com>
8081 * tree-vrp.c (test_for_singularity): Extracted from ...
8082 (simplify_cond_using_ranges): Attempt to simplify a relational
8083 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
8085 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
8087 PR tree-optimization/22506
8088 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
8089 phis whose argument is constant.
8091 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
8093 PR rtl-optimization/18992
8094 Back out this patch:
8095 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8096 PR optimization/12142
8097 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
8098 uses of the register in the SET_SRC. Remove unnecessary argument.
8100 Replace it with this:
8101 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
8102 if flag_non_call_exceptions is set and the insn may trap, pass
8103 pc_rtx as dest for recursion.
8104 In SET_SRC part of SET case, if dest is already set, pass it down
8107 2005-07-28 Jan Hubicka <jh@suse.cz>
8109 * cfg.c (update_bb_profile_for_threading): Use RDIV.
8110 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
8111 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
8113 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
8114 profile when available.
8116 2005-07-28 Jan Beulich <jbeulich@novell.com>
8118 * config/ia64/ia64.c (ia64_load_pair_ok): New.
8119 (ia64_print_operand): Describe and handle 'X'.
8120 (ia64_register_move_cost): Also handle FP_REGS.
8121 (ia64_preferred_reload_class): Likewise.
8122 (ia64_secondary_reload_class): Likewise.
8123 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
8124 it. Also check for ITANIUM_CLASS_FLDP.
8125 * config/ia64/ia64.h (FP_REGNO_P): New.
8126 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
8127 (reg_class): Add FP_REGS.
8128 (REG_CLASS_NAMES): Adjust for it.
8129 (REG_CLASS_CONTENTS): Likewise.
8130 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
8131 (REG_CLASS_FROM_LETTER): Handle 'x'.
8132 (CLASS_MAX_NREGS): Handle FP_REGS.
8133 (MEMORY_MOVE_COST): Likewise.
8134 * config/ia64/ia64.md (itanium_class): Add fldp.
8135 (type): Handle fldp.
8136 (movti_internal): More allowable operand combinations. Use ldfp8 when
8137 splitting unnecessary. Remove predicable attribute. Adjust
8138 itanium_class attribute.
8139 (smuldi3_highpart): Remove outdated comment.
8140 (mulditi3, umulditi3, rotlti3): New expanders.
8141 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
8142 (absti2): Disabled new insn for future reference.
8143 Respective new splitters.
8144 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
8145 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
8146 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
8148 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
8150 PR rtl-optimization/23047
8151 * simplify-rtx.c (simplify_const_relational_operation): Respect
8152 flag_wrapv for comparisons with ABS.
8154 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
8156 PR tree-optimization/22493
8157 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
8158 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
8160 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
8162 * config/frv/frv.opt (moptimize-membar): New.
8164 * doc/invoke.texi: Document -moptimize-membar and its inverse.
8166 * config/frv/frv.h: Remove machine_function definition.
8168 * config/frv/frv.c (struct frv_io): New.
8169 (struct machine_function): Moved from frv.h. Add has_membar_p.
8170 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
8171 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
8172 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
8173 (frv_optimize_membar_global, frv_optimize_membar): New functions.
8174 (frv_reorg): Call frv_optimize_membar when appropriate.
8175 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
8176 (frv_expand_builtin): Adjust calls accordingly.
8177 (frv_io_address_cookie): New function.
8178 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
8179 load or store rather than a special insn. Add ccnstant address and
8180 io-type operands to the membar.
8181 (frv_ifcvt_modify_tests): Unsign regno.
8182 (frv_ifcvt_modify_tests): Same.
8184 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
8185 UNSPEC_OPTIONAL_MEMBAR constant.
8186 (builtin_read_<mode>): Delete.
8187 (builtin_write_<mode>): Delete.
8188 ("optional_membar_<mode>"): Add operand.
8190 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
8191 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
8192 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
8193 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
8194 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
8195 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
8196 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
8197 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
8198 * testsuite/gcc.target/frv/all-read-write-1.c: New.
8200 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
8202 * df.c (df_uses_record): Handle SCRATCH.
8204 2005-07-28 Steven Bosscher <stevenb@suse.de>
8207 * passes.c (rest_of_decl_compilation): If decl is a type and
8208 we have encountered errors, don't emit debug information.
8210 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
8212 * params.def: Fixed comment.
8214 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
8217 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
8218 (TARGET_ASM_UNALIGNED_HI_OP): Add.
8219 (TARGET_ASM_UNALIGNED_SI_OP): Add.
8221 2005-07-27 Steven Bosscher <stevenb@suse.de>
8224 * varasm.c (assemble_start_function): Don't do anything that may
8225 require a CFG if the current function is a thunk.
8227 2005-07-25 Geoffrey Keating <geoffk@apple.com>
8229 * doc/install.texi (Prerequisites): Mention that perl is needed
8230 to do export control in libstdc++ targetting Darwin.
8232 2005-07-27 Steven Bosscher <stevenb@suse.de>
8234 PR rtl-optimization/17808
8235 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
8236 (sched_insns_conditions_mutex_p): Split out from...
8237 (add_dependence): ...here. But don't call it from here.
8238 (add_dependence_list): Check sched_insns_conditions_mutex_p
8239 before calling add_dependence.
8240 (add_dependence_list_and_free): Likewise.
8241 (fixup_sched_groups): Likewise.
8242 (sched_analyze_1): Likewise.
8243 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
8244 (sched_analyze): Likewise.
8245 (sched_analyze_insn): Likewise.
8246 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8247 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
8248 dependencies on all COND_EXEC insns to jumps ending basic blocks
8249 when doing intrablock scheduling.
8250 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
8252 2005-07-27 Jeff Law <law@redhat.com>
8254 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
8255 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
8256 equivalency sets, correctly handle the case were vr0 has an
8257 equivalency set, but vr1 does not.
8259 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
8261 PR tree-optimization/23073
8262 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
8263 vect_print_dump_info before fprintf.
8265 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8267 PR tree-optimize/22348
8268 * tree-ssa-loop-niter.c (number_of_iterations_cond):
8269 Fold the partial computation.
8271 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8273 PR tree-optimization/22325
8274 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
8276 * tree-scalar-evolution.c (scev_const_prop): Add generic final
8278 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
8279 (force_var_cost): ... this function.
8280 (compute_phi_arg_on_exit): Export.
8282 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8284 PR tree-optimization/20773
8285 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
8288 2005-07-27 Richard Guenther <rguenther@suse.de>
8290 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
8291 Avoid pushing again if current struct contains only
8292 fields we decomposed.
8294 2005-07-27 Jan Hubicka <jh@suse.cz>
8296 PR tree-optimization/22574
8297 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
8300 * tree-tailcall.c (decrease_profile): New function.
8301 (eliminate_tail_call): Use it.
8303 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
8304 visibility flags correctly in whole program mode.
8306 2005-07-26 Steve Ellcey <sje@cup.hp.com>
8308 PR rtl-optimization/22472
8309 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
8311 2005-07-26 Steven Bosscher <stevenb@suse.de>
8313 PR tree-optimization/22504
8314 * tree-complex.c (expand_complex_addition): Use 'code' instead
8315 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
8317 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8319 * config.gcc (cpu_type): Add frv case.
8320 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
8321 (supported_defaults): Add fr550 case.
8323 2005-07-26 Diego Novillo <dnovillo@redhat.com>
8326 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
8327 whether a pointer of type T * may point to objects of type T *.
8329 2005-07-26 DJ Delorie <dj@redhat.com>
8331 * configure: Regenerate.
8333 2005-07-26 Dale Johannesen <dalej@apple.com>
8335 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
8337 2005-07-26 Mark Mitchell <mark@codesourcery.com>
8339 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
8340 Clarify use of "build" in name.
8342 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8344 * doc/extend.texi (Raw read/write Functions): New section.
8345 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
8346 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
8347 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
8348 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
8349 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
8350 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
8351 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
8352 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
8353 * config/frv/frv.c: Add bdesc_loads global.
8354 Add bdesc_stores global.
8355 (frv_init_builtins): Add support for __builtin_{read/write}*.
8356 (frv_volatile_memref): New.
8357 (frv_expand_load_builtin): New.
8358 (frv_expand_store_builtin): New.
8359 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
8360 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
8361 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
8362 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
8363 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
8364 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
8365 (builtin_read_<mode>): New.
8366 (builtin_write_<mode>): New.
8367 (builtin_write64): New.
8368 (optional_membar_<mode>): New.
8370 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
8372 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
8373 (rather than units) against HOST_BITS_PER_WIDE_INT.
8375 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
8377 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
8378 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
8379 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
8380 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
8383 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
8384 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
8385 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
8387 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
8389 2005-07-26 Richard Guenther <rguenther@suse.de>
8391 PR tree-optimization/22486
8392 * fold-const.c (fold_unary): Fold away useless component
8393 references of the form (T *)&T.x, if the address
8396 2005-07-25 James E Wilson <wilson@specifixinc.com>
8398 * dwarf2out.c (add_call_src_coords_attributes): New.
8399 (gen_inlined_subroutine_die): Call it.
8400 (maybe_emit_file, init_file_table): Add comments.
8401 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
8403 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
8404 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
8405 * tree.h (BLOCK_SOURCE_LOCATION): New.
8406 (struct tree_block): New field locus.
8408 2005-07-26 Andreas Schwab <schwab@suse.de>
8410 PR rtl-optimization/23043
8411 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
8412 when allocating a struct unoccr.
8414 2005-07-25 Richard Henderson <rth@redhat.com>
8417 * tree-complex.c (gate_no_optimization): True if errors.
8418 * Makefile.in (tree-complex.o): Update dependencies.
8420 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
8422 * config/frv/predicates.md (integer_register_operand): Use
8425 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8428 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
8430 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
8432 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8434 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
8435 types when flag_unsafe_math_optimizations is true.
8437 2005-07-25 Mark Mitchell <mark@codesourcery.com>
8439 * gcc.c (option_map): Add --sysroot.
8440 (process_command): Handle --sysroot.
8441 (display_help): Document it.
8442 * doc/cppopts.tex (-isysroot): Document.
8443 * doc/invoke.texi (--sysroot): Document.
8444 * doc/install.texi (--with-build-sysroot): Document.
8446 * Makefile.in (inhibit_libc): New variable.
8447 (INHIBIT_LIBC_CFLAGS): Likewise.
8448 (LIBGCC2_CFLAGS): Include
8449 $(INHIBIT_LIBC_CFLAGS).
8450 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
8451 ($(T)crtbegin.o): Do not use @inhibit_libc@.
8452 ($(T)crtend.o): Likewise.
8453 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
8454 ($(T)crtendS.o): Likewise.
8455 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
8456 ($(T)crtendT.o): Likewise.
8457 (stmp-fixinc): Do not complain about missing headers if
8459 * configure.ac (inhibit_libc): Set it to true/false.
8460 (--with-build-sysroot): New option. Use it to set
8462 * configure: Regenerated.
8464 2005-07-25 Manfred Hollstein <mh@suse.com>
8466 * calls.c (store_one_arg): Fix unsigned comparison warning.
8468 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8471 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
8472 (ggc_print_statistics): Initialize variable before use.
8474 2005-07-25 Richard Guenther <rguenther@suse.de>
8476 * tree-dfa.c (mark_new_vars_to_rename): Protect against
8477 calling with a PHI_NODE argument.
8479 * tree-flow-inline.h (overlap_subvar): Protect against
8482 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
8484 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
8485 * configure: Regenerate.
8487 2005-07-25 Ira Rosen <irar@il.ibm.com>
8489 * expr.c (highest_pow2_factor): Make extern.
8490 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
8491 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
8492 record_array_differ_p, array_ptr_differ_p): Likewise.
8493 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
8494 additional cases. Call the above functions.
8495 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
8496 base_object_differ_p when there are two base objects. Otherwise, compare
8497 base address and offset. Call may_alias_p.
8498 (dump_data_reference): Use a correct field name.
8499 (analyze_array): Make static. Initialize new data-ref fields.
8500 (analyze_indirect_ref): New function.
8501 (init_data_ref): Initialize new data-ref fields.
8502 (strip_conversion): Moved from tree-vect-analyze.c.
8503 (analyze_offset_expr, get_ptr_offset, address_analysis,
8504 object_analysis): Likewise.
8505 (analyze_offset): New function.
8506 (create_data_ref): Likewise.
8507 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
8508 dimensions for ARRAY_REFs only.
8509 (build_classic_dist_vector): Make static.
8510 (access_functions_are_affine_or_constant_p): Call macro to get the
8511 address of access functions.
8512 (compute_all_dependences): Add new parameter
8513 compute_self_and_read_read_dependences. Compute self and read-read
8514 dependences if it is true.
8515 (find_data_references_in_loop): Call create_data_ref. Initialize new
8517 (compute_data_dependences_for_loop): Add new parameter
8518 compute_self_and_read_read_dependences. Remove parameter nb_loops,
8519 compute nb_loops. Call compute_all_dependences,
8520 build_classic_dist_vector and build_classic_dir_vector with correct
8522 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
8523 with correct parameters. Compare dimensions for ARRAY_REFs only.
8524 (free_data_refs): Call macro to free access functions.
8525 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
8526 fields from stmt_vinfo.
8527 (struct base_object_info): New structure.
8528 (struct data_reference): Move fields to base_object_info. Add fields
8529 first_location and object_info for above structures. Move fields from
8530 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
8531 aligned_to. Add macros to access the new fields.
8532 Update functions declarations.
8533 * tree-flow.h (is_aliased_with): Declare.
8534 * tree-loop-linear.c (linear_transform_loops): Call
8535 compute_data_dependences_for_loop with correct parameters.
8536 * tree-ssa-alias.c (is_aliased_with): New function.
8537 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
8538 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
8539 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
8540 vect_base_addr_differ_p, compute_subscript_distance and
8541 build_classic_dist_vector. Add printings. Check absolute value of
8543 (vect_analyze_data_ref_dependences): Go through ddrs instead of
8545 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
8546 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
8547 to bytes. Add printing.
8548 (vect_compute_data_refs_alignment): Go through loads and stores in one
8550 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
8551 vect_analyze_data_ref_access): Likewise.
8552 (vect_analyze_pointer_ref_access): Remove.
8553 (vect_address_analysis, vect_object_analysis): Likewise.
8554 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
8555 and analyze data-refs in the loop.
8556 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
8557 fields of data-ref instead of stmt. Add init to the offset from the
8559 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
8560 (vect_update_init_of_dr): Likewise.
8561 (vect_update_inits_of_drs): Go through loads and stores in one loop.
8562 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
8564 (new_loop_vec_info): Initialize new fields.
8565 (destroy_loop_vec_info): Free new fields.
8566 (vect_strip_conversion): Remove.
8567 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
8568 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
8569 datarefs. Add new field ddrs.
8570 Add macros for the new fields access.
8571 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
8572 base_aligned_p, misalignment, memtag, ptr_info and subvars.
8573 Remove their macros.
8574 * tree.h (highest_pow2_factor): Declare.
8576 2005-07-25 Jakub Jelinek <jakub@redhat.com>
8578 * calls.c (store_one_arg): Check for sibling call MEM arguments
8579 from already clobbered incoming argument area.
8581 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8583 * c-common.c (check_missing_format_attribute): New.
8584 * c-common.h (check_missing_format_attribute): Likewise.
8585 * c-typeck.c (convert_for_assignment): Use it.
8587 2005-07-24 Andreas Schwab <schwab@suse.de>
8589 * config/m68k/m68k.md ("extendqidi2"): When source is an address
8590 register use a word move. Correct operand of ext.w in 68000 code.
8592 2005-07-23 Mark Mitchell <mark@codesourcery.com>
8594 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
8595 variables as declarations, rather than definitions.
8597 2005-07-24 Ira Rosen <irar@il.ibm.com>
8599 PR tree-optimization/22526
8600 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
8603 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8605 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
8606 that C99 reserve for future use. Use it to define clog10,
8607 clog10f and clog10l.
8609 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8611 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
8612 * configure.ac: Check for -Wmissing-format-attribute.
8614 * configure: Regenerate.
8616 2005-07-23 Richard Henderson <rth@redhat.com>
8618 PR tree-optimization/22623
8619 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
8621 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
8624 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
8626 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8628 * Makefile.in (C_TREE_H): Update dependencies.
8629 * c-tree.h: Include toplev.h.
8630 * diagnostic.h (diagnostic_set_info): Add format attribute.
8631 * rtl-error.c (diagnostic_for_asm): Likewise.
8633 2005-07-23 Chao-ying Fu <fu@mips.com>
8635 * config/mips/mips-dsp.md: New file.
8636 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
8637 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
8639 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
8640 MIPS_BUILTIN_BPOSGE32.
8641 (mips_expand_builtin_direct): Add one parameter to indicate that
8642 builtin functions need to return a value.
8643 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
8645 (mips_regno_to_class): Add classes for 12 new DSP registers.
8646 (mips_subword): Change to check four HI registers.
8647 (mips_output_move): Output move to and from 6 new DSP accumulators.
8648 (override_options): Make sure -mdsp and -mips16 are not used together.
8649 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
8651 (mips_conditional_register_usage): Disable 6 new DSP accumulators
8653 (print_operand): Add 'q' for printing DSP accumulators.
8654 (mips_cannot_change_mode_class): Check ACC_REGS.
8655 (mips_secondary_reload_class): Check ACC_REGS.
8656 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
8657 (mips_register_move_cost): Check ACC_REGS.
8658 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
8659 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
8660 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
8661 (dsp_bdesc): New array.
8662 (bdesc_arrays): Add DSP builtin function table.
8663 (mips_prepare_builtin_arg): Check predicate again after
8665 (mips_expand_builtin): Add one more parameter to
8666 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
8667 MIPS_BUILTIN_BPOSGE32.
8668 (mips_init_builtins): Initialize new function types.
8669 (mips_expand_builtin_direct): Check if builtin functions need to
8670 return a value and pass operands properly.
8671 (mips_expand_builtin_bposge): New function.
8672 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
8673 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
8674 (FIRST_PSEUDO_REGISTER): Increase to 188.
8675 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
8676 Update for 12 new DSP registers.
8677 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
8678 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
8679 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
8680 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
8681 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
8682 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
8683 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
8684 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
8685 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
8686 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
8687 (REGISTER_NAMES): Add names for 12 new DSP registers.
8688 * config/mips/mips.md: Include mips-dsp.md.
8689 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
8690 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
8691 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
8692 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
8693 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
8694 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
8695 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
8696 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
8697 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
8698 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
8699 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
8700 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
8701 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
8702 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
8703 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
8704 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
8705 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
8706 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
8707 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
8708 (UNSPEC_RDDSP): New constants.
8709 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
8710 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
8712 * config/mips/mips.opt (-mdsp): New option.
8713 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
8714 (reg_imm10_operand): New predicates.
8715 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
8716 * doc/invoke.texi (-mdsp): Document new option.
8718 2005-07-22 DJ Delorie <dj@redhat.com>
8720 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
8722 * tree-inline.c (inlinable_function_p): Likewise.
8724 2005-07-22 Mark Mitchell <mark@codesourcery.com>
8727 * toplev.c (check_global_declarations): Do not mark undefined
8728 variables as DECL_IGNORED_P.
8729 * varasm.c (first_global_object_name): GTY it.
8730 (weak_global_object_name): Likewise.
8731 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
8732 a string to go into {weak,first}_global_object_name.
8734 2005-07-22 DJ Delorie <dj@redhat.com>
8736 * c-format.c (check_function_format): Change warning control
8737 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
8739 2005-07-22 Diego Novillo <dnovillo@redhat.com>
8741 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
8742 &PTR->FLD a dereference of PTR.
8743 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
8744 a potential dereference of PTR.
8746 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
8748 PR rtl-optimization/20370
8749 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
8750 call allocate_reg_info if necessary.
8752 PR rtl-optimization/21848
8753 * calls.c (emit_library_call_value_1): For const functions, add
8754 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
8756 PR rtl-optimization/22445
8757 * cselib.c (target.h): Include.
8758 (rtx_equal_for_cselib_p): Allow commutative matches.
8759 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
8760 Remove MODE parameter. Changed all callers.
8762 PR rtl-optimization/22258
8763 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
8765 (try_combine): Use likely_spilled_retval_p.
8767 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
8769 * config.gcc: Add crx-elf support.
8771 * doc/contrib.texi: Mention crx.
8772 * doc/extend.texi: Document crx extensions.
8773 * doc/install.texi: Document crx install.
8774 * doc/invoke.texi: Document crx options.
8775 * doc/md.texi: Document crx constraints.
8777 * config/crx/crx-protos.h: New file.
8778 * config/crx/crx.c: New file.
8779 * config/crx/crx.h: New file.
8780 * config/crx/crx.md: New file.
8781 * config/crx/crx.opt: New file.
8782 * config/crx/t-crx: New file.
8784 2005-07-22 Manfred Hollstein <mh@suse.com>
8786 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
8788 (int_add_graph_edge): Likewise.
8789 (collapse_nodes): Likewise.
8790 (process_unification_queue): Likewise.
8792 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8793 Laurent GUERBY <laurent@guerby.net>
8795 PR tree-optimization/22336
8796 * function.c (record_block_change): Check for
8797 cfun->ib_boundaries_block.
8799 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
8801 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
8802 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
8804 2005-07-21 DJ Delorie <dj@redhat.com>
8806 * toplev.c (warn_deprecated_use): Add warning control to warning
8808 * c-typeck.c (parser_build_binary_op): Likewise.
8809 (c_finish_if_stmt): Likewise.
8810 * c-common.c (check_function_sentinel): Likewise.
8811 (check_nonnull_arg): Likewise.
8813 2005-07-21 Richard Henderson <rth@redhat.com>
8816 * tree-complex.c (complex_ssa_name_components): New.
8817 (cvc_lookup): Allow entry not found.
8818 (create_components): Remove.
8819 (create_one_component_var, get_component_var): New.
8820 (get_component_ssa_name, set_component_ssa_name): New.
8821 (extract_component): Use get_component_ssa_name.
8822 (update_complex_components): Use set_component_ssa_name.
8823 (update_complex_components_on_edge): Likewise.
8824 (update_phi_components): Create new PHI nodes directly, instead
8825 of adding insns to edges.
8826 (tree_lower_complex): Allocate and free complex_variable_components
8827 and complex_ssa_name_components here.
8829 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
8831 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
8832 revert to returning false.
8834 2005-07-21 Uros Bizjak <uros@kss-loka.si>
8837 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
8839 2005-07-21 Uros Bizjak <uros@kss-loka.si>
8842 * config/i386/i386.md (cmpxf): Change operand constraints
8843 to "nonmemory_operand".
8845 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
8847 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
8849 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
8852 * fold-const.c (fold_build1): Add checksum for the operands.
8853 (fold_build2): Likewise.
8854 (fold_build3): Likewise.
8856 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
8859 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
8861 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
8863 * common.opt (-fforward-propagate): Committed by mistake,
8866 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8868 * reg-stack.c: Fix comment typo(s).
8869 * tree-ssa-operands.c: Likewise.
8870 * tree-vectorizer: Likewise.
8872 2005-07-21 Nick Clifton <nickc@redhat.com>
8874 * config/sh/symbian.c: Replace C++ style line comments with C
8875 style line comments.
8876 (symbian_add_attribute): Do not use a ? operator on the LHS of
8878 (sh_symbian_handle_dll_attribute): Change the type of the
8879 method vector to "VEC(tree,gc)*" and use vector accessor
8880 macros to walk over the elements.
8881 (symbian_export_vtable_and_rtti_p): Likewise.
8882 (symbian_class_needs_attribute_p): Likewise.
8884 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
8887 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
8888 initialize targetm.resolve_overloaded_builtin here.
8889 (altivec_expand_overloaded_builtin): Make it non-static.
8890 * config/rs6000/rs6000-protos.h
8891 (altivec_expand_overloaded_builtin): New prototype.
8892 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
8893 targetm.resolve_overloaded_builtin here.
8894 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
8896 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
8897 Zdenek Dvorak <dvorakz@suse.cz>
8899 PR tree-optimization/19210
8900 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
8902 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
8903 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
8904 rely on unproven assumptions.
8905 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
8906 * tree-flow.h (number_of_iterations_exit): Add final parameter.
8907 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
8908 to number_of_iterations_exit.
8909 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
8910 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
8911 * tree-ssa-loop-niter.c (find_loop_niter,
8912 estimate_numbers_of_iterations_loop): Likewise.
8913 (number_of_iterations_exit): Honor the new options.
8914 * doc/invoke.texi (Wunsafe-loop-optimizations,
8915 funsafe-loop-optimizations): Document them.
8917 2005-07-21 Richard Sandiford <richard@codesourcery.com>
8919 PR rtl-optimization/22167
8920 * gcse.c (hoist_code): Fix hoist_exprs[] check.
8922 2005-07-20 Adam Nemet <anemet@lnxw.com>
8924 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
8925 __do_global_dtors_aux longcall.
8927 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
8929 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
8930 (old_special_pred_table): Don't reference
8931 SPECIAL_MODE_PREDICATES.
8932 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
8933 * config/arc/arc.h: Don't mention PREDICATE_CODES.
8934 * config/sh/predicates.h: Don't mention
8935 SPECIAL_MODE_PREDICATES.
8936 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
8939 2005-07-20 DJ Delorie <dj@redhat.com>
8941 * config.gcc: Add m32c-elf support.
8943 * doc/contrib.texi: Mention m32c.
8944 * doc/extend.texi: Document m32c extensions.
8945 * doc/install.texi: Mention m32c.
8946 * doc/invoke.texi: Document m32c options.
8947 * doc/md.texi: Document m32c constraints.
8949 * config/m32c/addsub.md: New file.
8950 * config/m32c/bitops.md: New file.
8951 * config/m32c/cond.md: New file.
8952 * config/m32c/jump.md: New file.
8953 * config/m32c/m32c-lib1.S: New file.
8954 * config/m32c/m32c-lib2.c: New file.
8955 * config/m32c/m32c-modes.def: New file.
8956 * config/m32c/m32c-pragma.c: New file.
8957 * config/m32c/m32c-protos.h: New file.
8958 * config/m32c/m32c.abi: New file.
8959 * config/m32c/m32c.c: New file.
8960 * config/m32c/m32c.h: New file.
8961 * config/m32c/m32c.md: New file.
8962 * config/m32c/m32c.opt: New file.
8963 * config/m32c/minmax.md: New file.
8964 * config/m32c/mov.md: New file.
8965 * config/m32c/muldiv.md: New file.
8966 * config/m32c/predicates.md: New file.
8967 * config/m32c/prologue.md: New file.
8968 * config/m32c/shift.md: New file.
8969 * config/m32c/t-m32c: New file.
8971 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
8973 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
8974 (stack_protect_set, stack_protect_test): New expanders.
8975 (stack_protect_set_si, stack_protect_set_si_media,
8976 stack_protect_set_di_media, stack_protect_test_si,
8977 stack_protect_test_si_media, stack_protect_test_di_media):
8980 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
8982 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
8984 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
8986 * tree.h (tree_expr_nonzero_p): Export.
8987 * fold-const.c (tree_expr_nonzero_p): Likewise.
8988 Return true for CALL_EXPRs that are alloca calls.
8989 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
8991 * tree-flow.h (expr_computes_nonzero): Remove.
8992 * tree-vrp.c (expr_computes_nonzero): Remove.
8993 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
8994 (extract_range_from_unary_expr): Likewise.
8995 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
8996 tree_expr_nonzero_p.
8998 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
9000 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
9001 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
9002 extra arg "picreg" and use it instead of pic_offset_table_rtx.
9003 All callers changed.
9004 (frame_related_constant_load): New arg "related" which controls
9005 setting of RTX_FRAME_RELATED_P. All callers changed.
9006 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
9007 (bfin_expand_prologue): Add stack limit checking.
9008 * config/bfin/bfin.md (trapifcc): New pattern.
9010 * config/bfin/bfin.c: Include "langhooks.h".
9011 (def_builtin): Go through lang_hooks to call builtin_function.
9013 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
9014 * config/bfin/predicates.md (symbol_ref_operand): New.
9015 (call_insn_operand): Delete. All callers changed to use
9016 register_no_elim_operand.
9017 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
9019 (function_arg): Use it to generate the call's operand 2.
9020 (bfin_longcall_p): New function.
9021 (bfin_expand_call): Extra arg "cookie". All callers and declaration
9022 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
9023 determine if the address needs to be in a REG.
9024 (bfin_handle_longcall_attribute): New function.
9025 (bfin_attribute_table): Add "longcall" and "shortcall".
9026 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
9027 (CUMULATIVE_ARGS): New member call_cookie.
9028 (PREDICATE_CODES): Add symbol_ref_operand.
9029 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
9030 extra USE to the pattern.
9031 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
9032 New patterns, split off call_insn, sibcall_insn, call_value_insn and
9033 sibcall_value_insn; now the new patterns handle direct calls and the
9034 old ones indirect calls.
9035 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
9037 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9039 * doc/trouble.texi: Update section on handling of empty loops.
9041 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
9043 * config.gcc: Remove support for sparc-*-openbsd*,
9044 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
9046 * config.host: Remove support for i860-*-sysv4* as a host.
9047 * config/i860/*, config/ip2k/*, config/ns32k/*,
9048 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
9049 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
9050 mention obsolete ports.
9052 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9054 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
9056 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
9057 of frame_pointer_rtx.
9058 (sh_expand_epilogue): Likewise.
9059 (sh_set_return_address): Likewise.
9060 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
9061 instead of FRAME_POINTER_REGNUM if needed. Add elimination
9062 offsets from FRAME_POINTER_REGNUM.
9063 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
9064 (sh_register_names): Add initializer for sfp.
9065 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
9066 (VALID_REGISTER_P): Likewise.
9067 (FIRST_PSEUDO_REGISTER): Update.
9068 (DWARF_FRAME_REGISTERS): Define.
9069 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
9070 (HARD_FRAME_POINTER_REGNUM): Define.
9071 (FRAME_POINTER_REGNUM): Redefine.
9072 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
9073 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
9074 from FRAME_POINTER_REGNUM.
9075 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
9076 FRAME_POINTER_REGNUM.
9077 (REG_CLASS_CONTENTS): Add sfp.
9078 (REG_ALLOC_ORDER): Likewise.
9079 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
9080 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
9081 of frame_pointer_rtx.
9082 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9084 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
9086 * fold-const.c (tree_expr_nonnegative_p): Only return true for
9087 ABS_EXPR when flag_wrapv is false because of INT_MIN.
9088 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
9090 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
9093 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
9095 Make CONSTRUCTOR use VEC to store initializers.
9096 * c-common.c (complete_array_type): Update to cope with VEC in
9098 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
9099 (pp_c_constructor_elts): New function.
9100 * c-pretty-print.h (pp_c_constructor_elts): Declare.
9101 * c-typeck.c (build_function_call, build_c_cast, digest_init,
9102 struct constructor_stack, struct initializer_stack,
9103 constructor_elements, push_init_level, pop_init_level,
9104 add_pending_init, find_init_member, output_init_element): Update to
9105 cope with VEC in CONSTRUCTOR_ELTS.
9106 * coverage.c (build_fn_info_value, build_ctr_info_value,
9107 build_gcov_info): Likewise.
9108 * expr.c (categorize_ctor_elements_1, store_constructor,
9109 expand_expr_real_1): Likewise.
9110 * fold-const.c (fold_ternary): Likewise.
9111 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
9112 gimplify_init_constructor, gimplify_expr): Likewise.
9113 * tree-dump.c (dequeue_and_dump): Likewise.
9114 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
9116 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
9118 * tree-sra.c (generate_element_init_1): Likewise.
9119 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9120 * tree-ssa-operands.c (get_expr_operands): Likewise.
9121 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
9122 * tree-vect-transform.c (vect_get_vec_def_for_operand):
9123 (get_initial_def_for_reduction): Likewise.
9124 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
9125 value handle in annotations.
9126 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
9127 tree_node_structure): Add support for constr_kind.
9128 (build_vector_from_ctor, build_constructor_single,
9129 build_constructor_from_list): New functions.
9130 (build_constructor): Update to take a VEC instead of a TREE_LIST.
9131 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
9132 Update to cope with VEC in CONSTRUCTOR_ELTS.
9133 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
9134 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
9135 CONSTRUCTOR_APPEND_ELT): New macros.
9136 (struct constructor_elt, struct tree_constructor): New data types.
9137 (union tree_node): Add tree_constructor field.
9138 * treestruct.def: Define TS_CONSTRUCTOR.
9139 * varasm.c (const_hash_1, compare_constant, copy_constant,
9140 compute_reloc_for_constant, output_addressed_constants,
9141 initializer_constant_valid_p, output_constant,
9142 array_size_for_constructor, output_constructor): Update to cope with
9143 VEC in CONSTRUCTOR_ELTS.
9144 * vec.h (VEC_empty, VEC_copy): New macros.
9146 2005-07-19 Devang Patel <dpatel@apple.com>
9148 * dbxout.c (dbxout_type): Check Objective-C++ lang.
9150 2005-07-19 Richard Henderson <rth@redhat.com>
9153 * gimplify.c (gimplify_expr): Use main variant type for the temp
9154 destination for a discarded volatile read.
9155 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
9156 casts between non-void types that change volatility.
9158 2005-07-15 DJ Delorie <dj@redhat.com>
9160 * toplev.h: Add comment about the first parameter for warning().
9161 * errors.h: Likewise.
9163 * c.opt (Wpragmas): New.
9164 * doc/invoke.texi: Document it.
9166 * function.c (do_warn_unused_parameter): Add warning control to
9168 * c-decl.c (warn_if_shadowing): Likewise.
9169 * c-lex.c (cb_def_pragma): Likewise.
9170 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
9171 (pop_alignment): Likewise.
9172 (handle_pragma_pack): Likewise.
9173 (apply_pragma_weak): Likewise.
9174 (handle_pragma_weak): Likewise.
9175 (handle_pragma_redefine_extname): Likewise.
9176 (add_to_renaming_pragma_list): Likewise.
9177 (handle_pragma_extern_prefix): Likewise.
9178 (maybe_apply_renaming_pragma): Likewise.
9179 (handle_pragma_visibility): Likewise.
9181 * config/c4x/c4x-c.c (BAD): Likewise.
9182 (c4x_parse_pragma): Likewise.
9183 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
9184 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
9185 (rs6000_pragma_longcall): Likewise.
9186 * config/v850/v850-c.c (pop_data_area): Likewise.
9187 (ghs_pragma_section): Likewise.
9188 (ghs_pragma_section): Likewise.
9189 (ghs_pragma_interrupt): Likewise.
9190 (ghs_pragma_starttda): Likewise.
9191 (ghs_pragma_startsda): Likewise.
9192 (ghs_pragma_startzda): Likewise.
9193 (ghs_pragma_endtda): Likewise.
9194 (ghs_pragma_endsda): Likewise.
9195 (ghs_pragma_endzda): Likewise.
9197 2005-07-19 Danny Berlin <dberlin@dberlin.org>
9198 Kenneth Zadeck <zadeck@naturalbridge.com>
9200 * Makefile.in: Removed tree-promote-statics.c
9201 * tree-promote-statics.c: Removed.
9202 * common.opt: Removed flag-promote-statics.
9204 * passes.c: Removed tree-promote-statics pass.
9205 * tree-pass.h: Ditto.
9206 * timevar.def: Removed TV_PROMOTE_STATICS.
9209 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
9211 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
9213 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
9215 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9218 * c-common.c (check_function_arguments): Call
9219 'check_function_format' if either -Wformat or
9220 -Wmissing-format-attribute are specified.
9221 * c-format.c (check_function_format): Check -Wformat before
9222 calling 'check_format_info'.
9223 * c-opts.c (c_common_post_options): Don't warn for
9224 -Wmissing-format-attribute without -Wformat.
9225 * c-typeck.c (convert_for_assignment): Detect additional cases for
9226 -Wmissing-format-attribute.
9227 * doc/invoke.texi (-Wmissing-format-attribute): Document new
9230 2005-07-19 Richard Guenther <rguenther@suse.de>
9232 * config/i386/i386.md (lrint<mode>2): Use temporary
9233 instead of clobbering non-existent memory.
9235 2005-07-19 Nick Clifton <nickc@redhat.com>
9237 * config/avr/avr.c (legitimate_address_p): Fix debugging print
9238 statement to avoid displaying ASCII control characters.
9240 2005-07-19 Ben Elliston <bje@au.ibm.com>
9242 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
9243 * cfganal.c (find_edge_index): Ditto.
9244 * combine.c (combine_instructions): Ditto.
9245 * ddg.c (create_scc): Ditto.
9246 (find_successors): Ditto.
9247 (find_predecessors): Ditto.
9248 (find_nodes_on_paths): Ditto.
9249 (longest_simple_path): Ditto.
9250 * flow.c (update_life_info): Ditto.
9251 (count_or_remove_death_notes): Ditto.
9252 (clear_log_links): Ditto.
9253 * modulo-sched.c (generate_reg_moves): Ditto.
9254 (find_max_asap): Ditto.
9255 (find_max_hv_min_mob): Ditto.
9256 (find_max_dv_min_mob): Ditto.
9257 * sbitmap.c (sbitmap_first_set_bit): Ditto.
9258 * sched-rgn.c (extract_edgelst): Ditto.
9259 * tree-into-ssa.c (prepare_names_to_update): Ditto.
9260 (dump_update_ssa): Ditto.
9261 (ssa_names_to_replace) Ditto.
9262 (switch_virtuals_to_full_rewrite): Ditto.
9263 (update_ssa): Ditto.
9264 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
9266 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
9268 Fix PR tree-optimization/22483
9270 * tree-complex.c (create_components): Use
9271 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
9272 * tree-flow-inline.h (fill_referenced_var_vec): New function.
9273 * tree-flow.h (safe_referenced_var_iterator): New structure.
9274 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
9275 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
9276 safe_referenced_var iterator.
9277 (add_type_alias): Ditto.
9279 2005-07-19 Steven Bosscher <stevenb@suse.de>
9281 * loop-init.c (rest_of_handle_loop2): Remove.
9282 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
9283 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
9284 (pass_rtl_loop_init, pass_rtl_loop_done,
9285 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
9286 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
9287 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
9288 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
9289 pass_tree_loop_done, and pass_tree_unswitch.
9290 (gate_loop): Rename to gate_tree_loop.
9291 * passes.c (init_optimization_passes): Update for renamed tree
9292 loop passes. Add the new loop2 passes as subpasses of loop2.
9293 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
9294 Update for the renamed tree loop passes.
9296 2005-07-18 Ian Lance Taylor <ian@airs.com>
9299 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
9300 blocks when optimizing.
9302 2005-07-18 Steve Ellcey <sje@cup.hp.com>
9304 * common.opt (frename-registers): Initialize to 2.
9306 (fgcse-after-reload): Ditto.
9307 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
9308 (process_options): Only change flag_web, flag_rename_registers,
9309 and flag_rerun_cse_after_loop if not explicitly set by user.
9311 2005-07-18 Jan Beulich <jbeulich@novell.com>
9313 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
9314 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
9315 in 64-bit mode the same as DImode in 32-bit mode.
9316 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
9317 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
9318 mode. Add new mode parameter.
9319 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
9320 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
9321 x86_64_shift_adj): New expanders.
9322 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
9323 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
9325 Respective new splitters. Use renamed shift splitter helpers in 32-bit
9326 DImode shift splitters.
9327 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
9328 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
9331 2005-07-18 Jan Beulich <jbeulich@novell.com>
9333 * i386.md (movdi_extzv_1): New.
9334 (zero_extendhidi2): Combine alternatives and never force use of
9336 (zero_extendqidi2): Likewise. Don't restrict input selection.
9338 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9340 Fix PR tree-optimization/22531
9341 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
9344 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9346 * tree-promote-statics.c (pass_promote_statics): Change dump file
9349 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9351 * tree-optimize.c (init_tree_optimization_passes): Add
9352 pass_eliminate_useless_stores pass.
9353 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
9354 * tree-ssa-pre.c (is_copy_stmt): New function.
9355 (follow_copies_till_vuse): Ditto.
9356 (do_eustores): Ditto.
9357 (gate_eustores): Ditto.
9359 2005-07-16 Richard Henderson <rth@redhat.com>
9361 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
9363 2005-07-16 Danny Berlin <dberlin@dberlin.org>
9364 Kenneth Zadeck <zadeck@naturalbridge.com>
9366 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
9367 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
9368 ipa-type-escape.h, tree-promote-statics.c
9369 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
9370 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
9371 tree-promote-statics.c: new files.
9372 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
9373 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
9374 int nonlocal_set_p, mark_constant_function): Deleted.
9375 (rest_of_handle_cfg): Removed call to mark_constant_function.
9376 (nonoverlapping_component_refs_p): Added calls to support
9377 type based aliasing.
9378 * tree-ssa-alias.c (may_alias_p,
9379 compute_flow_insensitive_aliasing): Ditto.
9380 * calls.c (flags_from_decl_or_type): Removed reference to
9382 * c-typeck.c (convert_arguments): Make builtins tolerant of having
9383 too many arguments. This is necessary for Spec 2000.
9384 * cgraph.h (const_function, pure_function): Removed.
9385 * common.opt: Added "fipa-pure-const", "fipa-reference",
9386 "fipa-type-escape", and "ftree-promote-static".
9388 * passes.c: Added ipa and tree-promote-statics passes.
9389 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
9390 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
9391 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
9392 * tree-flow.h: Added exposed sra calls and addition of
9393 reference_vars_info field for FUNCTION_DECLS.
9394 * tree-pass.h: Added passes.
9395 * tree-sra.c: (sra_init_cache): New function.
9396 (sra_insert_before, sra_insert_after) Made public.
9397 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
9399 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
9400 aliasing. (may_alias_p): Added code to use type escape analysis to
9402 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
9403 code to prune clobbers of static variables based on information
9404 produced in ipa-reference pass. Changed call clobbering so that
9405 statics are not marked as clobbered if the call does not clobber
9408 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
9410 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
9413 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9415 * doc/install.texi (*-*-solaris2*): Document recommended version
9416 of GNU binutils and mention GNU linker problem on Solaris 10.
9418 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
9421 * c-decl.c (c_build_bitfield_integer_type): New function.
9422 (finish_struct): Call it.
9423 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
9425 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9427 * c-typeck.c (digest_init): Call 'convert_for_assignment'
9430 2005-07-16 Jan Hubicka <jh@suse.cz>
9432 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
9433 (scale_bbs_frequencies_int): Watch roundoff errors.
9434 * predict.c (return_prediction): Initialize return_stmt.
9436 2005-07-16 Jan Hubicka <jh@suse.cz>
9438 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
9439 after RTL profiling.
9441 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
9444 * fold-const.c (build_range_check): Convert high/low to etype
9445 if we are only comparing against exp.
9447 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
9449 Fix PR tree-optimization/22376
9450 * tree-ssa-structalias.c (build_constraint_graph): We really meant
9452 (need_to_solve): New function.
9453 (compute_points_to_sets): Use it.
9455 2005-07-15 Jan Hubicka <jh@suse.cz>
9457 * cfg.c (update_bb_profile_for_threading): More diagnostic.
9458 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
9460 2005-07-15 Richard Guenther <rguenther@suse.de>
9462 * c-common.c (handle_flatten_attribute): New function.
9463 Add flatten function attribute.
9464 * doc/extend.texi: Document flatten function attribute.
9465 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
9466 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
9468 (cgraph_decide_inlining): Handle functions with flatten
9471 2005-07-14 David Edelsohn <edelsohn@gnu.org>
9473 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
9474 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
9475 UNSPEC_XCHG, UNSPEC_AND): New.
9476 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
9477 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
9478 * config/rs6000/sync.md (FETCHOP): New code macro.
9479 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
9481 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
9482 (sync_compare_and_swap<mode>): Same.
9483 (sync_lock_test_and_set<mode>): Same.
9484 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
9485 for QImode and HImode, and not PPC405.
9486 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
9487 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
9488 (sync_<fetchop>{si,di}_internal): New.
9489 (sync_nand{si,di}_internal): New.
9490 (sync_old_<fetchop>{si,di}_internal): New.
9491 (sync_old_nand{si,di}_internal): New
9492 (sync_new_<fetchop>{si,di}_internal): New.
9493 (sync_new_nand{si,di}_internal): New.
9494 (atomic_and{si,di}): New.
9495 (sync_new_nand{si,di}_internal): New.
9496 (atomic_and{si,di}): New.
9497 (sync_add<mode>_internal): Delete.
9498 (sync_addshort_internal): Use unspec instead of unspec_volatile.
9499 (sync_sub<mode>_internal): Delte.
9500 (sync_subshort_internal): New.
9501 (sync_andsi_internal): Use unspec instead of unspec_volatile.
9502 (sync_anddi_internal): Delete.
9503 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
9504 (sync_booldi_internal): Delete.
9505 (sync_boolc<mode>_internal): Delete.
9506 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
9507 (sync_boolc<mode>_internal2): Delete.
9508 (sync_boolcc<mode>_internal): Delete.
9509 (isync, lwsync): Use unspec instead of unspec_volatile.
9510 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
9511 Revert UNSPEC_VOLATILE.
9512 (rs6000_split_atomic_op): New.
9513 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
9515 2005-07-14 Eric Christopher <echristo@redhat.com>
9517 * config/mips/mips.c (mips_canonicalize_comparison): Cast
9518 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
9520 2005-07-14 Eric Christopher <echristo@redhat.com>
9522 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
9524 2005-07-14 Steven Bosscher <stevenb@suse.de>
9526 PR tree-optimization/22230
9527 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
9528 the computation of the four cross productions for "range op range".
9530 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
9531 Ulrich Weigand <uweigand@de.ibm.com>
9534 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
9537 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
9539 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
9541 2005-07-14 Steve Ellcey <sje@cup.hp.com>
9543 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
9545 2005-07-14 Richard Guenther <rguenther@suse.de>
9548 * config/i386/i386-protos.h (ix86_function_value): Change
9549 prototype to match new target hook.
9550 * config/i386/i386.c (ix86_value_regno): Change prototype
9551 to take extra type argument.
9552 (TARGET_FUNCTION_VALUE): Define.
9553 (ix86_function_ok_for_sibcall): Pass extra argument to
9554 ix86_value_regno, check return slot rtx for exact match.
9555 (ix86_function_value): Take extra parameter. Dispatch to
9556 ix86_value_regno with fndecl/fntype as provided.
9557 (ix86_value_regno): Handle extra type argument.
9558 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
9560 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
9561 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
9562 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
9563 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
9564 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
9566 2005-07-14 Richard Guenther <rguenther@suse.de>
9568 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
9569 * calls.c (expand_call): Pass fntype to hard_function_value.
9570 (emit_library_call_value_1): Likewise.
9571 * explow.c: Include target.h.
9572 (hard_function_value): Take extra argument, the fntype.
9573 Use new target hook for function_value.
9574 * expr.h (hard_function_value): Change prototype.
9575 * function.c (aggregate_value_p): Pass 0 as fntype to
9576 hard_function_value.
9577 (assign_parms): Use new target hook for function_value.
9578 Pass 0 as fntype to hard_function_value.
9579 (expand_function_end): Likewise.
9580 * reg-stack.c: Include target.h.
9581 (stack_result): Use new target hook for function_value.
9582 * target-def.h: New target hook function_value.
9583 * target.h: Likewise.
9584 * targhooks.c (default_function_value): New function.
9585 * targhooks.h (default_function_value): Declare.
9587 2005-07-13 Ian Lance Taylor <ian@airs.com>
9589 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
9591 2005-07-14 Jan Hubicka <jh@suse.cz>
9593 * tree-dfa.c (dump_variable): Use default_def function.
9594 * tree-ssa-alias.c (dump_points_to_info): Likewise.
9595 * tree-ssa.c (verify_use): Likewise.
9596 * tree-ssanames.c (release_ssa_name): Likewise.
9597 * tree-tailcall.c (eliminate_tail_call): Likewise.
9598 (tree_optimize_tail_calls_1): Likewise.
9599 * tree-vrp.c (get_value_range): Likewise.
9601 2005-07-14 Ben Elliston <bje@au.ibm.com>
9603 * gcc.c (main): Compare language[0] with '*' when iterating over
9606 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
9608 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
9609 "s390_emit_compare". Add handling of CCZ1mode.
9610 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
9611 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
9613 (s390_branch_condition_mask): Add CCZ1mode handling.
9614 * config/s390/s390.md: ("seq", "*seq"): New pattern.
9615 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
9616 Use CCZ1mode instead of CCZmode.
9617 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
9619 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
9621 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
9623 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
9625 2005-07-13 Eric Christopher <echristo@redhat.com>
9627 * config/mips/mips.c (mips_canonicalize_comparison): New.
9628 (mips_emit_int_relational): Use.
9630 2005-07-13 Eric Christopher <echristo@redhat.com>
9632 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
9634 * config/s390/s390.md: Include tpf.md. Move tpf specific
9636 * config/s390/tpf.md: To here.
9637 * config/s390/s390.opt: Move tpf specific options...
9638 * config/s390/tpf.opt: to here. Add mmain option.
9639 * config/s390/tpf-unwind.h: Remove unnecessary defines.
9640 * config/s390/tpf.h: Rewrite.
9642 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
9644 * doc/tm.texi: Remove @xref{Cross-profiling}.
9646 2005-07-13 Jeff Law <law@redhat.com>
9648 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
9649 expressions, test their _DECL operands for pointer equality rather
9650 than using operand_equal_p.
9652 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
9654 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
9655 (TARGET_POSIX_IO): This.
9656 * config/darwin.h: Likewise.
9657 * config/freebsd.h: Likewise.
9658 * config/linux.h: Likewise.
9659 * config/lynx.h: Likewise.
9660 * config/netbsd.h: Likewise.
9661 * config/rs6000/linux64.h: Likewise.
9662 * config/rs6000/linux.h: Likewise.
9663 * config/s390/tpf.h: Likewise.
9664 * config/sh/embed-elf.h: Likewise.
9665 * config/sparc/linux64.h: Likewise.
9666 * config/sparc/linux.h: Likewise.
9667 * config/svr4.h: Likewise.
9668 * gcov-io.h: Likewise.
9670 * doc/tm.texi: Updated.
9672 * libgcov.c (create_file_directory): Defined only if
9673 TARGET_POSIX_IO is defined.
9674 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
9677 2005-07-13 Jan Hubicka <jh@suse.cz>
9679 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
9681 2005-07-13 David Edelsohn <edelsohn@gnu.org>
9683 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
9684 structure as argument.
9686 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
9688 PR tree-optimization/21921
9689 * tree-iterator.c (tsi_link_before): Support the case when
9690 tsi_end_p (tsi) == true.
9692 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9694 PR tree-optimization/22442
9695 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
9698 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9700 PR rtl-optimization/20376
9701 * toplev.c (process_options): Enable -fweb and -frename-registers when
9703 * doc/invoke.texi: Update the information about when -fweb and
9704 -frename-registers are enabled.
9706 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9709 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
9710 if *rhs_p is not a SSA_NAME.
9712 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
9714 Fix PR tree-optimization/22422
9715 * tree-ssa-structalias.c (struct variable_info): Add flag for
9717 (get_varinfo): Now a static function.
9718 (new_varinfo): init has_union and is_special_var to false.
9719 (solution_set_add): Check has_union.
9720 (do_da_constraint): Move temporary variable so it gets reset
9722 Also check for special variable.
9723 (do_ds_constraint): Ditto.
9724 (do_sd_constraint): Ditto.
9725 (do_structure_copy): Check for special variable.
9726 (find_func_aliases): Ditto.
9727 (init_base_vars): Set special vars properly.
9729 2005-07-13 Jan Hubicka <jh@suse.cz>
9731 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
9734 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
9735 (get_expr_operands): Fix thinko wrt flags and subvars.
9737 PR tree-optimize/22379
9738 * tree-inline.c (expand_call_inline): Do not output sorry in early
9741 2005-07-12 Dale Johannesen <dalej@apple.com>
9743 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
9745 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9748 * host-linux.h: Include limits.h.
9750 2005-07-12 Dale Johannesen <dalej@apple.com>
9752 * expr.c (compress_float_constant): Add cost check.
9753 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
9755 2005-07-12 Dale Johannesen <dalej@apple.com>
9757 * gcc.target/i386/compress-float-sse.c: New.
9758 * gcc.target/i386/compress-float-sse-pic.c: New.
9759 * gcc.target/i386/compress-float-387.c: New.
9760 * gcc.target/i386/compress-float-387-pic.c: New.
9761 * gcc.dg/compress-float-ppc.c: New.
9762 * gcc.dg/compress-float-ppc-pic.c: New.
9764 2005-07-12 Eric Christopher <echristo@redhat.com>
9766 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
9768 * config/s390/s390.md: Include tpf.md. Move tpf specific
9770 * config/s390/tpf.md: To here.
9771 * config/s390/s390.opt: Move tpf specific options...
9772 * config/s390/tpf.opt: to here. Add mmain option.
9773 * config/s390/tpf-unwind.h: Remove unnecessary defines.
9774 * config/s390/tpf.h: Rewrite.
9776 2005-07-12 Eric Christopher <echristo@redhat.com>
9778 * gcc.c (struct infile): Update comment for language.
9779 (main): Rewrite input file resetting code.
9781 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9784 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
9785 requiring a cast in a non RHS of modify_expr. Add a cast when required.
9786 (lookup_avail_expr): Use constant_boolean_node instead
9787 of boolean_false_node/boolean_true_node.
9789 2005-07-12 Ben Elliston <bje@au.ibm.com>
9791 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
9792 and use it when printing num_edges.
9794 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
9796 * doc/extend.texi (Blackfin Built-in Functions): New section.
9797 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
9800 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
9802 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
9803 s/cmpstrsi/cmpstrnsi
9804 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
9806 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
9807 (init_optabs): Initialize cmpstrn_optab.
9808 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
9809 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
9810 * expr.c: (enum insn_code cmpstrn_optab): Declare.
9811 * config/i386/i386.md: s/cmpstr/cmpstrn
9812 * config/c4x/c4x.md: s/cmpstr/cmpstrn
9813 * doc/md.texi: Update documentation.
9815 2005-07-11 Richard Henderson <rth@redhat.com>
9817 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
9818 build_va_arg_indirect_ref.
9819 (alpha_gimplify_va_arg): Likewise.
9820 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
9821 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
9822 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
9823 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
9824 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
9825 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
9827 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
9829 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9831 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
9832 * passes.c (init_optimization_passes): Add pass_empty_loop.
9833 * tree-pass.h (pass_empty_loop): Declare.
9834 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
9835 try_remove_empty_loop, remove_empty_loops): New functions.
9836 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
9837 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
9839 2005-07-12 Peter Barada <peter@the-baradas.com>
9843 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
9844 in address registers.
9845 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
9846 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
9847 alternative of addsi3_5200.
9849 2005-07-11 Ian Lance Taylor <ian@airs.com>
9851 * config/mips/mips.md (ffs<mode>2): Remove.
9853 2005-07-11 Ian Lance Taylor <ian@airs.com>
9855 * doc/tree-ssa.texi (Cleanups): Improve description of
9857 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
9859 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
9861 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
9862 * tree.h (DECL_ARGUMENT_FLD): New macro.
9864 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
9866 Fix PR tree-optimization/22404
9868 * tree-ssa-structalias.c (create_variable_info_for): Use
9871 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
9873 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
9874 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
9875 for second comparison operand.
9876 * config/bfin/predicates.md (reg_or_const_int_operand): New.
9878 * config/bfin/bfin.md (define_attr "type"): Add "sync".
9879 (define_insn_reservation "alu"): Likewise.
9880 (csync, ssync): Now of type sync.
9881 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
9882 -mcsync-anomaly -mspecld-anomaly.
9883 * config/bfin/bfin.opt (mcsync): Remove.
9884 (mcsync-anomaly, mspecld-anomaly): Add.
9885 * config/bfin/bfin.c: Include "insn-codes.h".
9886 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
9887 (TARGET_DEFAULT_TARGET_FLAGS): New.
9888 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
9890 2005-07-11 Steven Bosscher <stevenb@suse.de>
9892 * basic-block.h: Give the BB flags enum a name, bb_flags.
9893 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
9894 * cfgcleanup.c (enum bb_flags): Remove here.
9895 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
9896 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
9897 (update_forwarder_flag): Likewise.
9898 (thread_jump): Likewise.
9899 (try_forward_edges): Likewise.
9900 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
9901 forwarder flags. Don't clear bb->aux for all basic blocks. Only
9902 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
9904 2005-07-11 Richard Guenther <rguenther@suse.de>
9906 * config/i386/i386.opt: New target option -msseregparm.
9907 * config/i386/i386.c (override_options): Error out for
9908 -msseregparm but no SSE support.
9909 (ix86_function_sseregparm): Check for global sseregparm.
9910 * doc/invoke.texi: Document -msseregparm.
9912 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9914 * config.gcc (m32r-*-linux*): Use the default extra_parts.
9915 (m32rle-*-linux*): Ditto.
9917 2005-07-11 Jakub Jelinek <jakub@redhat.com>
9919 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
9920 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
9923 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9927 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
9928 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
9930 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
9932 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
9933 (varmap): Heapify varmap.
9934 (constraints): Heapify constraints.
9935 (struct constraint_graph): Heapify succs and preds.
9936 (constraint_vec_find): Update for heapification.
9937 (constraint_set_union): Ditto.
9938 (insert_into_complex): Ditto.
9939 (constraint_edge_vec_find): Ditto.
9940 (erase_graph_self_edge): Ditto.
9941 (add_graph_edge): Ditto.
9942 (get_graph_weights): Ditto.
9943 (merge_graph_nodes): Ditto.
9944 (build_constraint_graph): Ditto.
9945 (topo_visit): Ditto.
9946 (solve_graph): Ditto.
9947 (create_variable_info_for): Ditto.
9948 (init_base_vars): Ditto.
9949 (delete_points_to_sets): Free graph, varmap, and complex constraints.
9950 (condese_varmap_nodes): Free complex vector.
9951 (clear_edges_for_node): Clear succs and preds vector.
9953 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
9955 * tree-ssa-structalias.c (update_alias_info): Change counting of
9956 references to not include vdefs.
9958 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
9960 * tree-ssa-alias.c (free_used_part_map): Add missing free.
9963 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9965 * pa.c (pa_commutative_p): Make PLUS commutative when
9966 TARGET_NO_SPACE_REGS is true.
9968 2005-07-09 Diego Novillo <dnovillo@redhat.com>
9970 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
9971 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
9972 * tree-dfa.c (dump_subvars_for): New.
9973 (debug_subvars_for): New.
9974 (dump_variable): Show subvariables if VAR has them.
9975 * tree-flow-inline.h (get_subvar_at): New.
9976 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
9977 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
9979 (struct subvar): Change fields offset and size to unsigned
9981 (dump_subvars_for): Declare.
9982 (debug_subvars_for): Declare.
9983 (get_subvar_at): Declare.
9984 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
9985 to unsigned HOST_WIDE_INT *.
9986 (overlap_subvar): Likewise.
9987 * tree-gimple.c (is_gimple_reg): Always return false for
9988 SFTs and memory tags.
9989 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
9991 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
9992 (compute_may_aliases): Call compute_points_to_sets.
9993 (collect_points_to_info_for): Remove.
9994 (compute_points_to_and_addr_escape): Remove.
9995 (delete_alias_info): Call delete_points_to_sets.
9996 (compute_flow_sensitive_aliasing): If the call to
9997 find_what_p_points_to returns false, call set_pt_anything.
9998 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
9999 (set_pt_anything): Clear pi->pt_vars.
10000 (set_pt_malloc): Remove.
10001 (merge_pointed_to_info): Remove.
10002 (add_pointed_to_expr): Remove.
10003 (add_pointed_to_var): Remove.
10004 (collect_points_to_info_r): Remove.
10005 (is_escape_site): Make extern.
10007 (create_overlap_variables_for): Call it.
10008 * tree-ssa-copy.c (merge_alias_info): Never merge
10009 flow-sensitive alias information.
10010 * tree-ssa-operands.c (get_expr_operands): Adjust variables
10011 offset and size to be unsigned HOST_WIDE_INT.
10012 (add_to_addressable_set): Rename from note_addressable.
10013 Set TREE_ADDRESSABLE as the variables are added to the set.
10015 (add_stmt_operand): Do not try to micro-optimize unmodifiable
10016 operands into VUSEs when adding V_MAY_DEFs for members in an
10018 * tree-ssa-operands.h (add_to_addressable_set): Declare.
10019 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
10020 (struct variable_info): Add bitfield is_heap_var.
10021 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
10022 (new_var_info): Initialize is_heap_var.
10023 (get_constraint_for): Add HEAP variables to the symbol table.
10024 Mark them with is_heap_var.
10025 (update_alias_info): New. Taken mostly from the old
10026 compute_points_to_and_addr_escape.
10027 (handle_ptr_arith): New.
10028 (find_func_aliases): Call update_alias_info.
10029 Call handle_ptr_info for tcc_binary expressions.
10030 Call mark_stmt_modified.
10031 (create_variable_info_for): If DECL has subvars, do not create
10032 variables for its subvars. Always add all the fields.
10033 (set_uids_in_ptset): If the solution includes ANYOFFSET and
10034 SFTs, then add all the SFTs of the structure.
10035 If VI->DECL is an aggregate with subvariables, add the SFT at
10037 (find_what_p_points_to): If VI is an artificial variable,
10038 translate to bitfields in SSA_NAME_PTR_INFO.
10039 If the solution is empty, set pi->pt_vars to NULL
10040 (init_base_vars): Create ANYOFFSET.
10041 (compute_points_to_sets): Rename from create_alias_vars.
10043 (pass_build_pta): Remove.
10044 (delete_points_to_sets): Rename from delete_alias_vars.
10045 (pass_del_pta): Remove.
10046 * tree-ssa-structalias.h (struct alias_info): Move from
10048 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
10049 NUM_REFERENCES_SET): Likewise.
10050 (compute_points_to_sets, delete_points_to_sets): Declare.
10052 2005-07-09 Richard Henderson <rth@redhat.com>
10054 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
10055 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
10056 alpha_split_lock_test_and_set_12): New functions.
10057 * config/alpha/alpha-protos.h: Update.
10058 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
10059 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
10060 * config/alpha/sync.md (I12MODE): New.
10061 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
10062 (sync_<fetchop_name><I48MODE>): Likewise.
10063 (sync_nand<I48MODE>): Likewise.
10064 (sync_old_<fetchop_name><I48MODE>): Likewise.
10065 (sync_new_<fetchop_name><I48MODE>): Likewise.
10066 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
10067 (sync_compare_and_swap<I48MODE>): Likewise.
10068 (sync_lock_test_and_set<I48MODE>): Likewise.
10069 (sync_compare_and_swap<I12MODE>): New.
10070 (sync_compare_and_swap<I12MODE>_1): New.
10071 (sync_lock_test_and_set<I12MODE>): New.
10072 (sync_lock_test_and_set<I12MODE>_1): New.
10074 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10078 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
10080 2005-07-09 Jakub Jelinek <jakub@redhat.com>
10082 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
10083 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
10085 2005-07-09 Richard SAndiford <richard@codesourcery.com>
10088 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
10090 2005-07-08 David Edelsohn <edelsohn@gnu.org>
10092 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
10093 memory_operand constraint.
10094 (store_conditional_<mode>): Same.
10095 (sync_compare_and_swap<mode>): Same.
10096 (sync_lock_test_and_set<mode>): Same.
10098 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
10100 Rewrite PIC support to more closely model actual instructions.
10101 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
10102 (cris_symbol): Remove prototypes for removed functions.
10103 (cris_pic_symbol_type_of, cris_valid_pic_const)
10104 (cris_expand_pic_call_address): Prototypes for new functions.
10105 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
10107 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
10109 <case ':'>: Add case for new punctuation character.
10110 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
10111 emitting (extra) PIC modifier.
10112 <case UNSPEC>: Do not assert for PLT.
10113 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
10114 (cris_expand_prologue, cris_expand_epilogue): Check
10115 for pic_offset_table_rtx usage instead of taking
10116 current_function_uses_pic_offset_table as the final word.
10117 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
10118 Remove flag_pic difference.
10119 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
10120 the moral equivalents of...
10121 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
10123 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
10124 (cris_handle_option): Mark ARG as unused.
10125 (cris_expand_pic_call_address): New worker function for "call",
10127 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
10128 output PIC constructs here.
10129 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
10130 as symbol-specific modifers, not whole or part of operands.
10131 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
10132 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
10133 constants and flag_pic.
10134 (CONSTANT_INDEX_P): Adjust for new functions.
10135 (enum cris_pic_symbol_type): New helper type.
10136 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
10137 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
10138 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
10140 ("movsi"): Emit actual instructions for GOT and relative access.
10141 ("*movsi_got_load"): New pattern to set up the register holding
10143 ("*movsi_internal"): Operand 1 is not a plain general_operand.
10144 Adjust FIXME for 'S'.
10145 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
10146 Use "movs" for -fpic cases.
10147 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
10148 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
10149 ("call", "call_value"): Just call cris_expand_pic_call_address for
10151 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
10152 Remove special pattern.
10153 ("*expanded_call_side", "*expanded_call_value_side"): New
10155 (gotplt-to-plt, gotplt-to-plt-side-call)
10156 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
10158 * config/cris/cris/predicates.md
10159 ("cris_general_operand_or_gotless_symbol"): Remove unused
10161 ("cris_general_operand_or_symbol"): Adjust for new functions.
10163 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10165 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
10167 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
10169 * Makefile.in (TREE_H): Add treestruct.def.
10170 (c-decl.o): Add pointer-set.h
10171 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
10172 visibility on regular DECL's.
10173 (merge_decls): Fix the copying of decl nodes of various types for
10174 the new structures. Don't update RTL, section name, weak status,
10175 etc, on DECL's without RTL.
10176 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
10177 Don't check volatile on non-variable types.
10178 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
10179 to check whether we have seen arguments.
10180 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
10181 flag is checked before field (flag is common, field is not).
10182 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
10183 TS_DECL_COMMON could have an origin.
10184 (add_location_or_const_value_attribute): Don't check section name
10185 on non-var/function decls.
10186 (dwarf2out_var_location): Reverse order of tests.
10187 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
10188 with DECL_WRTL_CHECK.
10189 * expmed.c (make_tree): rtl is now in decl_with_rtl.
10190 * fold-const.c (fold_binary): Don't check weakness on
10191 non-var/function decls.
10192 (tree_expr_nonzero_p): Ditto.
10193 (fold_checksum_tree): Use tree_decl_extra as sizeof
10195 * ggc-page.c (extra_order_size_table): Add sizes for
10196 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
10198 * gimplify.c (gimplify_bind_expr): Only set
10199 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
10200 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
10202 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
10203 * langhooks.h (init_ts). New langhook.
10204 * passes.c (rest_of_decl_compilation): Reverse order of tests.
10205 * print-tree.c (print_node): Update to only print fields that
10206 exist in the structures the passed decl has.
10207 * toplev.c (wrapup_global_declarations): Don't reset
10208 DECL_DEFER_OUTPUT on DECL's that don't contain it.
10209 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
10210 * tree-inline.c (remap_decl): Ditto.
10211 * tree-outof-ssa.c (create_temp): Reverse order of tests.
10212 * tree-pretty-print.c (print_declaration): Don't print
10213 DECL_REGISTER on things that don't contain it.
10214 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
10215 non-var/function decls.
10216 * tree.c (tree_contains_struct): New structure.
10217 (init_priority_for_decl): New hashtable.
10218 (tree_int_map): New structure.
10219 (tree_int_map_eq): New function.
10220 (tree_int_map_marked_p): Ditto.
10221 (tree_int_map_hash): Ditto.
10222 (tree_map): Move to tree.h.
10223 (tree_map_eq): Externalize.
10224 (tree_map_hash): Ditto.
10225 (tree_map_marked_p): Ditto.
10226 (init_ttree): Set up tree_contains_struct and call langhook.
10227 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
10228 (tree_code_size): Update for new structures.
10229 (tree_node_structure): Update for new structures.
10230 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
10232 (copy_node_stat): Copy init priority.
10233 (build_decl_stat): Ditto for visibility.
10234 (ts_enum_names): New.
10235 (tree_contains_struct_check_failed): New function.
10236 (decl_init_priority_lookup): Ditto.
10237 (decl_init_priority_insert): Ditto.
10238 * treestruct.def: New file.
10239 * tree.h (CODE_CONTAINS_STRUCT): New macro.
10240 (CONTAINS_STRUCT_CHECK): Ditto.
10241 (tree_contains_struct_check_failed): New prototype.
10242 (DECL_CHECK): Removed.
10243 (DECL_MINIMAL_CHECK): New.
10244 (DECL_COMMON_CHECK): Ditto.
10245 (DECL_WRTL_CHECK): Ditto.
10246 (DECL_NON_COMMON_CHECK): Ditto.
10247 (DECL_WITH_VIS_CHECK): Ditto.
10248 (VAR_OR_FUNCTION_DECL_P): Ditto
10249 (struct tree_decl_minimal): New structure.
10250 (struct tree_decl_common): Ditto.
10251 (struct tree_decl_with_rtl): Ditto.
10252 (struct tree_decl_with_vis): Ditto.
10253 (struct tree_decl_non_common): Ditto.
10254 (struct tree_field_decl): Ditto.
10255 (struct tree_parm_decl): Ditto.
10256 (struct tree_var_decl): Ditto.
10257 (struct tree_function_decl): Ditto.
10258 (struct tree_const_decl): Ditto.
10259 (struct tree_result_decl): Ditto.
10260 (union tree_node): Add new structures.
10261 * var-tracking.c (track_expr_p): Reverse order of tests.
10263 * doc/c-tree.texi: Add documentation on DECL node internal structure.
10265 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10267 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
10268 * system.h: Poison FINALIZE_PIC.
10269 * doc/tm.texi (FINALIZE_PIC): Remove.
10271 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10274 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
10275 to the correct type if we have a MODIFY_EXPR.
10277 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10279 PR tree-optimization/22360
10280 * tree.c (upper_bound_in_type): Fix calculations for casting
10281 to a non-wider signed type and casting a signed value to a
10282 wider unsigned type.
10283 (lower_bound_in_type): Fix calculations for casting to a
10284 non-wider signed type.
10286 PR tree-optimization/20139
10287 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
10289 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
10290 fold_cond_expr_cond.
10291 * tree-ssanames.c (release_defs): Assert in_ssa_p.
10292 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
10294 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10297 * tree-complex.c (expand_complex_libcall): Produce
10298 REALPART_EXPR/IMAGPART_EXPR with the correct type.
10300 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
10302 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
10303 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
10304 b" assert and inserted fastpath code for this case.
10305 (bitmap_ior): Removed "a != b" assert.
10307 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10309 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
10310 (ENDFILE_SPEC): Likewise.
10311 * config/m32r/m32r.h (ASM_SPEC): Likewise.
10313 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
10314 a large stack frame at epilogue.
10316 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
10318 * final.c: Include sdbout.h when required.
10320 2005-07-07 Geoffrey Keating <geoffk@apple.com>
10322 * config.gcc (*-*-darwin*): Only one target-specific header file
10323 for generic darwin.
10324 (powerpc-*-darwin*): Add version-specific header files.
10325 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
10326 * config.in: Regenerate.
10327 * configure: Regenerate.
10328 * gcc.c: Include xregex.h.
10329 (version_compare_spec_function): New.
10330 (spec_function): Add version-compare.
10331 (replace_outfile_spec_function): Reformat comment.
10332 (compare_version_strings): New.
10333 * config/darwin-c.c (version_as_macro): New.
10334 (builtin_define): New.
10335 (darwin_cpp_builtins): New.
10336 * config/darwin-protos.h (darwin_cpp_builtins): New.
10337 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
10338 (LIB_SPEC): Make unconditional, update comment.
10339 (TARGET_C99_FUNCTIONS): Define.
10340 * config/darwin.opt: Sort.
10341 (mmacosx-version-min=): New.
10342 * config/darwin7.h: Delete.
10343 * config/darwin8.h: Delete.
10344 * config/i386/darwin.h (): Call darwin_cpp_builtins.
10345 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
10346 (TARGET_C99_FUNCTIONS): Define.
10347 * config/rs6000/darwin7.h: New.
10348 * config/rs6000/darwin8.h: New.
10349 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
10350 (-mmacosx-version-min): Document.
10352 2005-07-07 Ian Lance Taylor <ian@airs.com>
10354 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
10356 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
10358 PR middle-end/22239
10359 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
10361 2005-07-07 Khem Raj <kraj@mvista.com>
10363 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
10364 in bytes, not words.
10366 2005-07-07 Paul Brook <paul@codesourcery.com>
10368 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
10369 DEFAULT_FUNCTION_ARG_PADDING to upward.
10371 2005-07-07 Richard Henderson <rth@redhat.com>
10373 * function.c (locate_and_pad_parm): Record parameter alignment in
10374 stack_alignment_needed.
10376 2005-07-07 David Edelsohn <edelsohn@gnu.org>
10378 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
10379 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
10380 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
10381 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
10382 (define_attr "type"): Add isync, sync, load_l, store_c.
10383 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
10384 Create scratch volatile MEM.
10385 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
10387 (load_locked_<mode>): New.
10388 (store_conditional_<mode>): New.
10389 (sync_compare_and_swap<mode>): Replace with splitter.
10390 (sync_lock_test_and_set<mode>): Replace with splitter.
10391 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
10393 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
10394 is ics. Attribute isync.
10395 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
10397 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
10398 and UNSPECV_SYNC_OP.
10399 (emit_unlikely_jump): New.
10400 (emit_load_locked): New.
10401 (emit_store_conditional): New.
10402 (rs6000_split_compare_and_swap): New.
10403 (rs6000_split_lock_test_and_set): New.
10404 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
10405 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
10406 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
10407 rs6000_split_lock_test_and_set): Declare.
10408 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
10409 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
10410 store_c, isync, sync.
10412 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
10414 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
10415 filenames to gtyp-gen.h.
10416 (s-typ-gen): Use it in place of for loops.
10418 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
10420 * hooks.c (hook_bool_rtx_int_false): New function.
10421 * hooks.h (hook_bool_rtx_int_false): Declare.
10422 * target-def.h (TARGET_COMMUTATIVE_P): Define.
10423 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
10424 * target.h (struct gcc_target): Add commutative_p member.
10425 * targhooks.c (hook_bool_rtx_commutative_p): New function.
10426 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
10427 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
10428 (pa_commutative_p): New function.
10429 * jump.c (target.h): Include.
10430 (rtx_renumbered_equal_p): Use targetm.commutative_p.
10431 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
10433 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10435 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
10436 (s390_expand_setmem): New.
10437 * config/s390/s390.c: Likewise.
10438 (print_shift_count_operand): Truncate to 12 bits instead of 6.
10440 * config/s390/s390.md: ("setmem<mode>"): Accept character as
10441 general_operand. Call new function "s390_expand_setmem".
10442 ("clrmem_long", "*clrmem_long"): Rewrite to ...
10443 ("setmem_long", "*setmem_long"): ... this.
10445 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10447 * config/s390/s390.c: (optimization_options): Enable
10448 TARGET_MVCLE at -Os.
10449 * doc/invoke.texi: Document changes in default behaviour.
10450 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
10452 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10454 * expr.c: (set_storage_via_setmem): Convert opchar to mode
10455 defined by back-end.
10457 2005-07-07 Jakub Jelinek <jakub@redhat.com>
10459 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
10460 all sets in the pattern.
10461 * config/rs6000/rs6000.md (stack_protect_testsi,
10462 stack_protect_testdi): Likewise.
10464 2005-07-06 Jeff Law <law@redhat.com>
10466 * tree-vrp.c (simplify_using_ranges): Kill.
10467 (vrp_finalize): Remove call to simplify_using_ranges.
10468 (simplify_stmt_using_ranges): New function extracted from
10469 simplify_using_ranges.
10470 (simplify_div_or_mod_using_ranges): Likewise.
10471 (simplify_abs_using_ranges): Likewise.
10472 (simplify_cond_using_ranges): New function.
10473 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
10474 * tree-ssa-propagate.c (substitute_and_fold): Call
10475 simplify_stmt_using_ranges if we have range information.
10477 2005-07-06 James E. Wilson <wilson@specifixinc.com>
10479 * config/ia64/ia64.c (ia64_reorg): Check optimize before
10480 ia64_flag_schedule_isns2.
10482 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
10483 reading/writing general registers.
10484 (ia64_function_arg): Revert 2005-06-18 change.
10486 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
10488 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
10489 (legitimize_tls_address): Use gcc_unreachable instead of abort.
10491 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
10493 * function.c (expand_function_end): Revert part of 2005-06-27
10494 patch. Do sjlj_emit_function_exit_after after return_label.
10496 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
10498 * doc/install.texi (--disable-libssp): New.
10500 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
10502 * doc/invoke.texi: Update -fforce-mem documentation.
10503 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
10504 code for -fforce-mem.
10505 * expmed.c: (store_bit_field,store_fixed_bit_field,
10506 extract_bit_field): Ditto.
10507 * expr.c: (convert_move): Ditto.
10508 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
10509 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
10510 emit_conditional_add,expand_float,expand_fix): Ditto.
10511 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
10512 (common_handle_option): Issue warning when -fforce-mem specified.
10514 2005-07-06 Paul Brook <paul@codesourcery.com>
10516 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
10518 * configure: Regenerate.
10520 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
10522 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
10524 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
10526 Fix PR tree-optimization/22319
10527 Fix PR tree-optimization/22140
10528 Fix PR tree-optimization/22310
10530 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
10531 variable sized types.
10532 Use correct type for intermediate structure on *a = *b structure
10535 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10537 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
10539 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
10540 (machine_function): Move typedef to...
10541 * config/rs6000/rs6000.c (machine_function): ... here. Add
10542 varargs_save_offset field.
10543 (rs6000_stack_t): Remove varargs_size field.
10544 (setup_incoming_varargs): Allocate varargs save area using
10545 assign_stack_local, try to make it as small as possible.
10546 Save offset from virtual_stack_vars_rtx to the save area
10547 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
10548 instead of magic 8 when fp word byte size is used.
10549 (rs6000_va_start): Use cfun->machine->varargs_save_offset
10550 instead of -RS6000_VARARGS_SIZE.
10551 (rs6000_stack_info, debug_stack_info,
10552 rs6000_initial_elimination_offset): Remove all traces of
10554 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
10555 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
10556 RS6000_VARARGS_AREA.
10558 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
10560 PR tree-optimization/21963
10561 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
10562 constant_multiple_of in the same way get_computation_cost_at does.
10564 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10566 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
10567 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
10568 (gen_compare_reg): If sparc_compare_emitted is set, clear it
10569 and return its previous value.
10570 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
10571 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
10573 (stack_protect_set, stack_protect_test): New expanders.
10574 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
10575 stack_protect_testdi): New insns.
10576 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
10577 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
10579 2005-07-06 Jeff Law <law@redhat.com>
10581 * tree-ssa-dce.c (cfg_altered): New global.
10582 (tree_dce_init): Initialize cfg_altered.
10583 (remove_dead_stmt): If we remove an edge in the CFG, then set
10585 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
10588 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
10590 * Makefile.in (stamp-collect-ld): Use
10591 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
10592 ./collect-ld if it already exists.
10593 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
10594 Don't remove ./nm if it already exists.
10596 2005-07-05 Devang Patel <dpatel@apple.com>
10598 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
10599 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
10600 * tree-vectorizer.c (vect_loop_location): New.
10601 (vect_print_dump_info): Use vect_loop_location.
10602 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
10603 (vectorize_loops): Set vect_loop_location.
10604 * tree-vect-analyze.c (vect_analyze_offset_expr,
10605 vect_determin_vectorization_factor, vect_analyze_operations,
10606 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
10607 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
10608 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
10609 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
10610 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
10611 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
10612 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
10613 vect_analyze_loop): Adjust vect_print_dump_info API.
10614 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
10615 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
10616 vect_finish_stmt_generation, vectorizable_assignment,
10617 vectorizable_operation, vectorizable_store, vectorizable_load,
10618 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
10619 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
10620 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
10621 vect_transform_loop): Same.
10622 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
10623 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
10626 2005-07-05 Randolph Chung <tausq@debian.org>
10628 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
10629 * configure: Regenerate.
10630 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
10631 (pa_tls_referenced_p): Declare.
10632 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
10633 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
10634 (legitimize_tls_address): New.
10635 (hppa_legitimize_address): Handle TLS addresses.
10636 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
10637 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
10638 (emit_move_sequence): Handle TLS addresses.
10639 (pa_encode_section_info): Call default handler to handle common
10641 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
10642 (CONSTANT_ADDRESS_P): Reject TLS operands.
10643 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
10644 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
10645 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
10646 (UNSPEC_TLSLE): Define new constants.
10647 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
10648 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
10649 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
10650 (tie_symbolic_operand, tle_symbolic_operand): New
10652 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
10654 * aclocal.m4: Update macros for autoconf 2.59 style.
10655 * configure.ac: Likewise.
10657 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10659 * pa.c (function_value): Handle small aggregates on 32-bit targets.
10660 (function_arg): Pass small aggregates in general registers on 32-bit
10662 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
10664 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
10666 * Makefile.in (final.o): Fix dependencies.
10668 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
10672 * langhooks.h (struct lang_hooks): Add expr_to_decl.
10673 * langhooks.c (lhd_expr_to_decl): New.
10674 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
10676 (LANG_HOOKS_INITIALIZER): Update.
10677 * tree.c (recompute_tree_invarant_for_addr_expr): Call
10678 expr_to_decl langhook.
10679 * c-tree.h (c_expr_to_decl): Declare.
10680 * c-typeck.c (c_expr_to_decl): New.
10681 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
10683 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
10685 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
10688 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
10689 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
10691 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
10693 * Makefile.in: Adjust dependencies.
10694 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
10695 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
10696 * alias.c (rest_of_handle_cfg, pass_cfg): New.
10697 * bb-reorder.c (duplicate_computed_gotos): Make it static.
10698 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
10699 rest_of_compilation.
10701 * bb-reorder.c (gate_duplicate_computed_gotos,
10702 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
10703 rest_of_handle_reorder_blocks, pass_reorder_blocks,
10704 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
10705 pass_partition_blocks): New.
10706 * bt-load.c (gate_handle_branch_target_load_optimize,
10707 rest_of_handle_branch_target_load_optimize,
10708 pass_branch_target_load_optimize): New.
10709 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
10711 * cfglayout.c (pass_insn_locators_initialize): New.
10712 * cfgrtl.c (pass_free_cfg): New.
10713 * combine.c (gate_handle_combine, rest_of_handle_combine,
10714 pass_combine): New.
10715 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
10716 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
10717 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
10718 * except.c (pass_set_nothrow_function_flags,
10719 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
10721 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
10722 rest_of_handle_shorten_branches, pass_shorten_branches,
10723 rest_of_clean_state, pass_clean_state): New.
10724 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
10725 rest_of_handle_remove_death_notes, pass_remove_death_notes,
10726 rest_of_handle_life, pass_life, rest_of_handle_flow2,
10728 * function.c (pass_instantiate_virtual_regs, pass_init_function,
10729 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
10730 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10731 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
10733 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
10734 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
10735 pass_rtl_ifcvt, gate_handle_if_after_combine,
10736 rest_of_handle_if_after_combine, pass_if_after_combine,
10737 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
10738 pass_if_after_reload): New.
10739 * integrate.c (pass_initial_value_sets): New.
10740 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
10741 pass_purge_lineno_notes): New.
10742 * mode-switching.c (rest_of_handle_mode_switching,
10743 pass_mode_switching): New.
10744 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
10745 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
10747 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
10748 pass_loop_optimize): New.
10749 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
10751 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
10753 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
10754 pass_postreload_cse): New.
10755 * profile.c (gate_handle_profiling, pass_profiling,
10756 rest_of_handle_branch_prob, pass_branch_prob): New.
10757 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
10758 pass_split_before_regstack, gate_handle_split_before_regstack,
10759 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
10760 rest_of_handle_split_all_insns, pass_split_all_insns): New.
10761 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
10762 pass_stack_regs): New.
10763 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
10764 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
10765 pass_stack_adjustments): New.
10766 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
10767 pass_regrename): New.
10768 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
10769 pass_delay_slots, gate_handle_machine_reorg,
10770 rest_of_handle_machine_reorg, pass_machine_reorg): New.
10771 * rtl.h (extern void purge_line_number_notes): New.
10772 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
10773 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
10775 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
10777 * value-prof.c (gate_handle_value_profile_transformations,
10778 rest_of_handle_value_profile_transformations,
10779 pass_value_profile_transformations): New.
10780 * var-tracking.c (gate_handle_var_tracking,
10781 pass_variable_tracking): New.
10782 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
10784 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
10785 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
10786 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
10787 rest_of_handle_old_regalloc, rest_of_handle_regrename,
10788 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
10789 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
10790 rest_of_handle_gcse2, rest_of_handle_regmove,
10791 rest_of_handle_tracer, rest_of_handle_if_conversion,
10792 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
10793 rest_of_handle_web, rest_of_handle_branch_prob,
10794 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
10795 rest_of_handle_jump_bypass, rest_of_handle_combine,
10796 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10797 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10798 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
10799 rest_of_handle_mode_switching, rest_of_handle_jump,
10800 rest_of_handle_eh, rest_of_handle_stack_adjustments,
10801 rest_of_handle_flow2, rest_of_handle_jump2,
10802 rest_of_handle_peephole2, rest_of_handle_postreload,
10803 rest_of_handle_shorten_branches, rest_of_clean_state,
10804 rest_of_compilation): Remove.
10806 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
10807 * passes.c (dump_flags, in_gimple_form, all_passes,
10808 all_ipa_passes, all_lowering_passes, register_one_dump_file,
10809 register_dump_files, next_pass_1, last_verified, execute_todo,
10810 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
10811 from tree-optimize.c.
10812 (init_optimization_passes): Moved from tree-optimize.c,
10813 adding the RTL optimizations.
10814 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
10815 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
10816 all_ipa_passes, all_lowering_passes, register_one_dump_file,
10817 register_dump_files, next_pass_1, last_verified, execute_todo,
10818 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
10819 init_tree_optimization_passes, ipa_passes): Delete.
10820 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
10822 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
10823 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
10825 (ipa_passes): Remove.
10826 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
10827 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
10828 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
10829 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
10830 (dump_info_p, dump_flag): Moved to tree-dump.h.
10832 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
10834 * passes.c (finish_optimization_passes): Use dump_begin
10835 and dump_end, TDI_end.
10836 (gate_rest_of_compilation): New.
10837 (pass_rest_of_compilation): Use it.
10838 (gate_postreload, pass_postreload): New.
10839 * toplev.c (general_init): Rename init_tree_optimization_passes.
10840 * toplev.h (init_tree_optimization_passes): Rename to
10841 init_optimizations_passes.
10842 * tree-dump.c (dump_flag): Make static.
10843 (dump_files): Remove RTL dumps.
10844 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
10845 pass_cleanup_cfg, pass_free_cfg_annotations,
10846 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
10847 pass_init_datastructures, pass_fixup_cfg): Make non-static.
10848 * tree-pretty-print.c: Include tree-pass.h.
10849 * cgraph.c: Include tree-dump.h.
10851 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
10853 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
10854 Only fall back to saying it points to readonly memory if
10855 we can't do better.
10857 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10859 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
10860 * config/m32r/m32r.c (m32r_compute_frame_size,
10861 m32r_expand_prologue): Take current_function_profile into
10862 account whenever we reference
10863 current_function_uses_pic_offset_table.
10864 (m32r_finalize_pic): Remove.
10865 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
10867 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
10869 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
10870 instead of $<. Don't remove ./as if it already exists.
10872 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10875 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
10876 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
10877 for complex modes when generating code for PA 1.0.
10878 (VALID_FP_MODE_P): New macro.
10879 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
10880 sets for all general and floating point modes. Align wide floating
10881 point modes to even register boundaries to comply with architectural
10883 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
10884 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
10885 (VALID_FP_MODE_P): New macro.
10886 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
10887 sets for all general and floating point modes. Align wide floating
10888 point modes to even register boundaries to comply with architectural
10891 2005-07-04 Diego Novillo <dnovillo@redhat.com>
10893 * tree-dump.c (dump_files): Initialize dump number for .cgraph
10896 2005-07-04 Diego Novillo <dnovillo@redhat.com>
10898 * tree-ssa-structalias.c: Don't include expr.h.
10900 2005-07-04 Diego Novillo <dnovillo@redhat.com>
10902 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
10905 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
10907 Fix PR tree-optimization/22279
10909 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
10912 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
10914 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
10916 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
10918 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
10919 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
10920 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
10921 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
10922 config/stormy16/stormy16.c, config/v850/v850.c,
10923 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
10924 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
10925 Avoid "." or "\n" at end of diagnostics and capital letters at
10926 start of diagnostics.
10927 * combine.c, cse.c: Don't translate dump file output.
10928 * toplev.c (print_version): Only translate output if going to
10931 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
10933 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
10934 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
10937 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10939 * pa.c (fix_range): Fix typo in comment.
10941 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
10943 * tree-vrp.c (extract_range_from_assert): Replace
10944 fold (build (...)) with fold_build2.
10946 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10948 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
10949 gcc_gfc_char_table, init_dynamic_gfc_info): New.
10950 (format_types_orig, handle_format_attribute): Add support for
10953 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
10955 * varasm.c (assemble_variable): Fix format specifier thinko.
10957 2005-07-03 Ira Rosen <irar@il.ibm.com>
10959 PR tree-optimization/22029 (and 22135)
10960 * tree-pretty-print.c (dump_generic_node): Check that the node is not
10961 a phi node before calling dump_vops.
10963 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
10965 * tree-dump.h (dump_string_field): Declare.
10966 * tree-dump.c: Use it instead of dump_string.
10967 (dump_string_field): Make non-static.
10969 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
10971 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
10972 up the minimal CFG stuff always when optimize > 0. Call
10973 split_all_insns_noflow in PIC case if needed.
10975 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
10976 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
10979 * c-decl.c (c_write_global_declarations): Dump contents of
10981 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
10982 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
10983 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
10984 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
10987 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
10989 * c-common.h (GCC_DIAG_STYLE): Define.
10990 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
10991 version for format checking to 4.1.
10992 * c-format.c: Include toplev.h after c-common.h.
10993 (enum format_type): Add gcc_tdiag_format_type.
10994 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
10995 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
10996 (format_types_orig): Add gcc_tdiag.
10997 (init_dynamic_diag_info): Support gcc_tdiag formats.
10998 (handle_format_attribute): Likewise.
10999 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
11000 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
11001 version for format checking to 4.1.
11002 (warning0, warning, error, pedwarn, sorry): Use
11003 ATTRIBUTE_GCC_DIAG.
11004 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
11005 (finish_aliases_1): Do not use %qE.
11006 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
11007 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
11008 Correct format bugs.
11009 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
11010 parameter to unsigned HOST_WIDE_INT.
11011 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
11013 2005-07-02 David Edelsohn <edelsohn@gnu.org>
11015 PR middle-end/21742
11016 * expr.c (write_complex_part): Use adjust_address for MEM.
11017 (read_complex_part): Same.
11019 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
11021 Fix PR tree-optimization/22280
11023 * tree-sra.c (generate_element_init): Remove useless loop.
11025 2005-07-02 Richard Henderson <rth@redhat.com>
11027 * config/alpha/alpha.c (alpha_legitimize_address): Check for
11029 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
11031 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
11033 PR middle-end/14490
11034 * fold-const.c (fold_binary): Handle the return value of
11035 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
11036 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
11038 2005-07-02 Jeff Law <law@redhat.com>
11040 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
11041 a eliminate type conversion which feeds an equality comparison
11042 if the original type or either operand in the comparison is a
11045 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
11047 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
11048 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
11050 * config/avr/avr.c: Do not use '`' as left quote.
11051 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
11052 Remove "." from end of diagnostics. Make diagnostics start with
11055 2005-07-02 Zack Weinberg <zack@codesourcery.com>
11056 Joseph S. Myers <joseph@codesourcery.com>
11058 * toplev.c (default_tree_printer): Handle setting location with
11060 * c-objc.common.c (c_tree_printer): Likewise.
11061 * c-format.c (gcc_diag_flag_specs): Add '+'.
11062 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
11063 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
11065 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
11066 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
11067 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
11068 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
11069 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
11070 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
11071 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
11072 format arguments where %J is used without %D.
11074 2005-07-02 Jakub Jelinek <jakub@redhat.com>
11076 * gcc.c (LINK_SSP_SPEC): Define.
11077 (link_ssp_spec): New variable.
11078 (LINK_COMMAND_SPEC): Add %(link_ssp).
11079 (static_specs): Add link_ssp_spec.
11080 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
11081 * configure: Rebuilt.
11082 * config.in: Rebuilt.
11084 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11085 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11086 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11087 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11088 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
11089 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
11090 -0x7008(2) instead of reading __stack_chk_guard variable.
11091 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
11093 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
11094 (stack_protect_set, stack_protect_test): Use *_tls* patterns
11095 if TARGET_THREAD_SSP_OFFSET is defined.
11096 (stack_tls_protect_set_si, stack_tls_protect_set_di,
11097 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
11100 2005-06-27 Richard Henderson <rth@redhat.com>
11101 * libgcc-std.ver (GCC_4.1.0): New.
11102 * libgcc.h (__stack_chk_guard): Declare.
11103 (__stack_chk_fail, __stack_chk_fail_local): Declare.
11104 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
11105 * mklibgcc.in (lib2funcs): Add them.
11107 2005-07-01 Richard Henderson <rth@redhat.com>
11109 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
11110 void * before struct sigcontext *.
11111 (x86_fallback_frame_state): Likewise.
11113 2005-07-01 James E. Wilson <wilson@specifixinc.com>
11115 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
11117 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11120 * tree-ssa-reassoc.c (should_transpose): Fix which operand
11121 we check for SSA_NAME for.
11123 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
11125 Fix PR tree-optimization/22071
11127 * tree-ssa-structalias.c (offset_overlaps_with_access): New
11129 (get_constraint_for_component_ref): Use it.
11131 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11134 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
11135 print out the last new line.
11137 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
11139 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
11140 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
11141 * config/cris/cris.c (cris_conditional_register_usage): Adjust
11142 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
11143 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
11144 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
11145 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
11146 (enum reg_class): New member CC0_REGS.
11147 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
11148 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
11149 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
11150 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
11151 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11152 Adjust for register now described.
11154 2005-07-01 Jakub Jelinek <jakub@redhat.com>
11157 * config/i386/i386.md (stack_protect_test_si,
11158 stack_protect_test_di): Add earlyclobber for scratch 3.
11159 * config/rs6000/rs6000.md (stack_protect_testsi,
11160 stack_protect_testdi): Add earlyclobber for scratch 3,
11161 remove earlyclobber from scratch 4.
11163 Older entries for 2005 can be found in ChangeLog-2005.
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