1 2005-12-07 Richard Sandiford <richard@codesourcery.com>
3 * coretypes.h (section): Provide dummy definition for target files.
4 * config/darwin.h: Revert previous change.
6 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
8 * doc/sourcebuild.texi (all.build, install-normal): Remove.
9 * configure.ac: Remove all.build and install-normal from target_list
10 * configure: Regenerate.
11 * Makefile.in (install): Don't depend on install-normal.
13 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
15 * Makefile.in: Document the use of stamps.
17 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
19 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
20 * Makefile.in: Add code to compute some dependencies on s-gtype
21 automatically. Remove the declaration of those dependencies.
23 2005-12-07 Richard Sandiford <richard@codesourcery.com>
25 * gcc/reload.c (push_secondary_reload): Fix typo:
26 s/insn_constraint/scratch_constraint/.
28 2005-12-07 Richard Sandiford <richard@codesourcery.com>
30 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
32 2005-12-07 Richard Sandiford <richard@codesourcery.com>
34 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
35 (alpha_elf_select_rtx_section): Return the selected section rather
36 than emitting assembly code.
37 (alpha_write_linkage): Emit a ".link" directive directly and then
38 set in_section to NULL.
39 (vms_asm_out_constructor): Use switch_to_section.
40 (vms_asm_out_destructor): Likewise.
41 (unicosmk_output_common): Set in_section to NULL instead of calling
42 the dummy common_section function.
43 (unicosmk_text_section): Delete in favor of...
44 (unicosmk_output_text_section_asm_op): ...this new function.
45 (unicosmk_data_section): Delete in favor of...
46 (unicosmk_output_data_section_asm_op): ...this new function.
47 (unicosmk_init_sections): New function.
48 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
49 (unicosmk_output_ssib): Set in_section to NULL instead of calling
50 the dummy ssib_section function.
51 (unicosmk_section_buf): Delete.
52 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
53 (unicosmk_data_section): Delete.
54 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
55 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
56 (SECTION_FUNCTION_TEMPLATE): Delete.
57 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
58 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
59 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
60 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
61 (TARGET_ASM_INIT_SECTIONS): Define.
62 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
63 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
64 (link_section, literals_section): Delete.
65 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
66 set in_section to NULL.
68 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
69 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
70 (COMMON_SECTION): Delete.
71 (TARGET_ASM_INIT_SECTIONS): Define.
72 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
73 the dummy common_section function.
74 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
75 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
76 between readonly_data_section and text_section to check whether
77 read-only data is being put in the text section.
78 (arm_output_function_epilogue): Use switch_to_section.
79 (arm_elf_asm_constructor): Likewise.
80 (thumb_call_via_reg): Replace call to in_text_section with
81 a comparison between in_section and text_section.
82 (arm_file_end): Use switch_to_section.
83 (aof_text_section): Delete in favor of...
84 (aof_output_text_section_asm_op): ...this new function.
85 (aof_data_section): Delete in favor of...
86 (aof_output_data_section_asm_op): ...this new function.
87 (aof_asm_init_sections): New function.
88 (zero_init_section): Moved from config/arm/aof.h.
89 (aof_dump_imports, aof_file_start): Use switch_to_section.
90 * config/arm/arm.h (thumb_call_via_label): Update comment.
91 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
92 (common_section): Delete.
93 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
94 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
95 global switch_to_section function instead of the old port-local one.
96 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
97 (SWITCH_TO_SECTION_FUNCTION): Delete.
98 (drectve_section): Redefine as a macro.
99 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
100 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
103 * config/avr/avr.c (progmem_section): New variable.
104 (avr_output_progmem_section_asm_op): New function.
105 (avr_asm_init_sections): New function.
106 (avr_output_addr_vec_elt): Use switch_to_section.
107 * config/avr/avr.h (progmem_section): Declare.
108 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
109 (READONLY_DATA_SECTION): Delete.
110 (TARGET_ASM_INIT_SECTIONS): Define.
111 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
112 * config/avr/avr-protos.h (progmem_section): Delete.
114 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
116 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
117 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
119 * config/darwin-sections.def: New file.
120 * config/darwin.c: Define all sections in darwin-sections.def.
121 (output_objc_section_asm_op, darwin_init_sections): New functions.
122 (machopic_output_indirection): Use switch_to_section.
123 (machopic_select_section): Return the selected section rather than
124 emitting assembly code. Replace the static function table with
125 inline conditional expressions. Update the tests of last_text_section
126 and move them into the FUNCTION_DECL block.
127 (machopic_select_rtx_section): Return the selected section rather than
128 emitting assembly code.
129 (machopic_asm_out_constructor, machopic_asm_out_destructor)
130 (darwin_file_end): Use switch_to_section.
131 * config/darwin.h: Use darwin-sections.def to declare sections.
132 (INIT_SECTION_ASM_OP): Remove empty definition.
133 (HAS_INIT_SECTION): Define this instead.
134 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
135 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
136 (TARGET_ASM_EH_FRAME_SECTION): Delete.
137 (TARGET_ASM_INIT_SECTIONS): Define.
138 * config/darwin-protos.h (darwin_init_sections): Declare.
139 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
140 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
141 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
142 (constructor_section, destructor_section, mod_init_section): Delete.
143 (mod_term_section): Delete.
144 (darwin_exception_section, darwin_eh_frame_section): Delete.
145 (machopic_select_section): Return a section.
146 (machopic_select_rtx_section): Likewise.
147 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
148 (const_section, const_coal_section, const_data_section): Delete.
149 (const_data_coal_section, data_coal_section, cstring_section): Delete.
150 (literal4_section, literal8_section, constructor_section): Delete.
151 (mod_init_section, mod_term_section, destructor_section): Delete.
152 (objc_class_section, objc_meta_class_section, objc_category_section)
153 (objc_class_vars_section, objc_instance_vars_section): Delete.
154 (objc_cls_meth_section, objc_inst_meth_section): Delete.
155 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
156 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
157 (objc_symbols_section, objc_module_info_section): Delete.
158 (objc_image_info_section, objc_protocol_section): Delete.
159 (objc_string_object_section, objc_constant_string_object_section)
160 (objc_class_names_section, objc_meth_var_names_section): Delete.
161 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
162 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
163 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
164 (darwin_exception_section, darwin_eh_frame_section): Delete.
165 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
167 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
168 (frv_asm_out_destructor): Likewise.
169 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
170 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
171 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
173 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
174 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
175 (data_section): Delete.
177 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
178 (DRECTVE_SECTION_FUNCTION): Delete.
179 (drectve_section): Redefine as a macro that sets in_section after
180 emitting the directive.
181 (SWITCH_TO_SECTION_FUNCTION): Delete.
182 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
183 in_text_section with comparison between in_section and text_section.
184 * config/i386/i386.c (x86_64_elf_select_section): Return the section
185 rather than emitting assembly code. Use get_named_section.
186 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
188 (machopic_output_stub): Use switch_to_section.
189 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
190 (nwld_named_section_asm_out_destructor): Use get_section and
193 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
194 rather than emitting assembly code.
195 (ia64_rwreloc_select_section): Likewise.
196 (ia64_rwreloc_select_rtx_section): Likewise.
197 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
198 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
200 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
201 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
203 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
204 section rather than emitting assembly code.
205 (iq2000_select_section): Likewise.
206 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
207 (sbss_section): Delete.
209 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
210 and get_named_section.
211 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
213 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
214 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
215 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
216 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
218 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
219 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
220 global switch_to_section function instead of the old port-local one.
221 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
222 (SWITCH_SECTION_FUNCTION): Delete.
223 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
224 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
225 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
226 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
228 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
229 global switch_to_section function instead of the old port-local one.
230 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
232 * config/mips/mips.c (mips_file_start): Update comment.
233 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
234 (mips_output_aligned_decl_common): Use switch_to_section.
235 (mips_select_rtx_section): Return the section rather than emitting
236 assembly code. Use get_named_section.
237 (mips_function_rodata_section: Likewise get_section.
238 (build_mips16_function_stub): Use switch_to_section.
239 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
240 (SDATA_SECTION_ASM_OP): Delete.
241 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
242 (EXTRA_SECTION_FUNCTIONS): Delete.
244 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
245 (mmix_asm_output_aligned_local): Use switch_to_section.
247 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
248 (som_one_only_readonly_data_section): New variables.
249 (pa_output_function_epilogue): Set in_section to NULL instead of
250 calling forget_section.
251 (output_deferred_plabels): Use select_section.
252 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
253 of calling forget_section.
254 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
255 (pa_asm_output_aligned_local): Use select_section.
256 (som_text_section_asm_op): Delete in favor of...
257 (som_output_text_section_asm_op): ...this new function.
258 (pa_som_asm_init_sections): New function.
259 (pa_select_section): Return the section rather than emitting
261 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
262 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
263 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
264 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
265 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
266 (som_readonly_data_section, som_one_only_readonly_data_section)
267 (som_one_only_data_section, forget_section): Delete.
268 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
269 (TARGET_ASM_INIT_SECTIONS): Define.
270 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
272 * config/rs6000/rs6000.c (read_only_data_section): New variable.
273 (private_data_section, read_only_private_data_section): New variables.
274 (sdata2_section, toc_section): New variables.
275 (rs6000_file_start): Use switch_to_section.
276 (rs6000_assemble_integer): Use comparisons against in_section
277 instead of calling in_toc_section and in_text_section. Use
278 unlikely_text_section_p.
279 (rs6000_elf_output_toc_section_asm_op): New function, derived
280 from the old rs6000/sysv4.h toc_section function.
281 (rs6000_elf_asm_init_sections): New function.
282 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
283 the section rather than emitting assembly code.
284 (machopic_output_stub): Use switch_to_section.
285 (toc_section): Delete dummy function.
286 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
287 switch_to_section and get_section.
288 (rs6000_xcoff_output_readonly_section_asm_op): New function.
289 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
290 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
291 the old rs6000/xcoff.h toc_section function.
292 (rs6000_xcoff_asm_init_sections): New function.
293 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
294 the section rather than emitting assembly code.
295 (rs6000_xcoff_file_start): Use switch_to_section.
296 (rs6000_xcoff_file_end): Likewise.
297 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
298 (sdata2_section, sbss_section, private_data_section): Delete.
299 (read_only_data_section, read_only_private_data_section): Delete.
300 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
301 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
302 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
303 (FINI_SECTION_FUNCTION): Delete.
304 (TARGET_ASM_INIT_SECTIONS): Define.
305 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
306 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
307 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
308 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
309 (READONLY_DATA_SECTION): Delete.
310 (TARGET_ASM_INIT_SECTIONS): Define.
311 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
312 to NULL rather than no_section.
313 (TARGET_ASM_EXCEPTION_SECTION): Delete.
315 * config/sh/sh.c (sh_file_start): Use switch_to_section.
317 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
318 (sparc_output_deferred_case_vectors): Likewise. Remove argument
319 from call to current_function_section.
321 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
322 (bss100_section): New variable.
323 (xstormy16_asm_output_aligned_common): Use switch_to_section.
324 (xstormy16_asm_init_sections): New function.
325 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
326 switch_to_section and get_section.
327 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
328 from calls to current_function_section.
329 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
330 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
331 (TARGET_ASM_INIT_SECTIONS): Define.
332 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
334 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
335 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
336 (FINI_SECTION_FUNCTION): Delete.
338 * config/v850/v850.c: Include gt-v850.h.
339 (rosdata_section, rozdata_section, tdata_section, zdata_section)
340 (zbss_section): New variables.
341 (v850_output_aligned_bss): Use switch_to_section.
342 (v850_asm_init_sections): New function.
343 (v850_select_section): Return the section rather than emitting
345 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
346 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
347 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
348 (TARGET_ASM_INIT_SECTIONS): Define.
349 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
350 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
351 (zbss_section): Delete.
353 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
355 * config/vx-common.h (vxworks_exception_section): Delete.
356 (TARGET_ASM_EXCEPTION_SECTION): Delete.
358 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
359 section rather than emitting assembly code.
360 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
363 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
364 * coretypes.h (section): New union and typedef.
365 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
366 from call to current_function_section.
367 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
368 (dbxout_symbol_location): Use switch_to_section.
369 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
370 most of the code into...
371 (default_eh_frame_section): ...here. Return a section.
372 (collect2_eh_frame_section): Delete, moving most of the code into..
373 (switch_to_eh_frame_section): ...this new function.
374 (debug_info_section, debug_abbrev_section, debug_aranges_section)
375 (debug_macinfo_section, debug_line_section, debug_loc_section)
376 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
378 (output_call_frame_info): Call switch_to_eh_frame_section instead of
379 eh_frame_section. Use switch_to_section and get_section.
380 (dwarf2out_begin_prologue): Use switch_to_section.
381 (AT_string_form): Check the flags in debug_str_section instead of
382 DEBUG_STR_SECTION_FLAGS.
383 (output_comp_unit): Use switch_to_section, get_section, and
385 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
386 (dwarf2out_begin_block): Use switch_to_section. Remove argument
387 from call to current_function_section.
388 (dwarf2out_var_location): Use unlikely_text_section_p.
389 (dwarf2out_source_line): Use switch_to_section. Remove argument
390 from call to current_function_section.
391 (dwarf2out_start_source_file, dwarf2out_end_source_file)
392 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
393 debug_macinfo_section.
394 (dwarf2out_init): Initialize the new section variables. Use them
395 instead of calls to named_section_flags. Use switch_to_section.
396 (output_indirect_string): Use switch_to_section and debug_str_section.
397 (dwarf2out_finish): Use switch_to_section and the new section
399 * except.c (default_exception_section): Return the section instead
400 of emitting assembly code.
401 (output_function_exception_table): Use the global exception_section
402 variable instead of the target hook. Use switch_to_section. Remove
403 argument from call to current_function_section.
404 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
405 (shorten_branches): Use pointer comparisons to detect whether the
406 text section is the same as readonly_data_section.
407 (profile_function): Use switch_to_section. Remove argument from
408 call to current_function_section.
409 (final_scan_insn): Likewise. Update use of last_text_section.
410 * gengtype.c (open_base_files): Add an include of output.h.
411 * output.h (text_section, data_section, readonly_data_section)
412 (ctors_section, dtors_section, bss_section, init_section)
413 (fini_section, sdata_section): Turn into section pointers.
414 (in_text_section, in_unlikely_text_section, exports_section)
415 (drectve_section, named_section, mergeable_string_section)
416 (last_text_section_name): Delete.
417 (default_exception_section, default_eh_frame_section): Return sections.
418 (SECTION_DECLARED, SECTION_NAMED): New macros.
419 (SECTION_MACH_DEP): Bump value.
420 (section_common, named_section, unnamed_section): New structures.
421 (unnamed_section_callback): New typedef.
422 (section): New union.
423 (sbss_section, exception_section, eh_frame_section): New variables.
424 (in_section, last_text_section): Turn into section pointers.
425 (get_unnamed_section, get_section, get_named_section): New functions.
426 (mergeable_constant_section, function_section): Return a section.
427 (unlikely_text_section): Likewise.
428 (current_function_section): Likewise. Remove the decl argument.
429 (unlikely_text_section_p, switch_to_section): New functions.
430 (output_section_asm_op): New function.
431 (set_named_section_flags, named_section_flags, named_section_real)
432 (named_section_first_declaration): Delete.
433 (default_select_section, default_elf_select_section): Return a section.
434 (default_elf_select_section_1, default_function_rodata_section)
435 (default_no_function_rodata_section, default_select_rtx_section)
436 (default_elf_select_rtx_section): Likewise.
437 * rtl.h (in_data_section): Delete.
438 * sdbout.c (sdbout_one_type): Use switch_to_section.
439 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
440 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
441 (TARGET_ASM_EH_FRAME_SECTION): Poison.
442 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
443 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
444 (TARGET_ASM_OUT): Update after above changes.
445 * target.h (init_sections): New hook.
446 (exception_section, eh_frame_section): Delete.
447 (select_section, select_rtx_section, function_rodata_section): Return
448 a section rather than emitting assembly code.
449 * varasm.c (text_section, data_section, readonly_data_section)
450 (ctors_section, dtors_section, bss_section, init_section)
451 (fini_section): Turn into section pointers.
452 (sdata_section, sbss_section, exception_section): New variables.
453 (eh_frame_section): New variable.
454 (in_section): Make global and turn into a section pointer.
455 (last_text_section): Turn into a section pointer.
456 (unnamed_sections): New variable.
457 (in_named_name, last_text_section_name): Delete.
458 (EXTRA_SECTION_FUNCTIONS): Delete.
459 (in_named_entry): Delete.
460 (section_htab): New variable, replacing...
461 (in_named_htab): ...this deleted variable.
462 (section_entry_eq, section_entry_hash): New functions, based on...
463 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
464 (get_unnamed_section, get_section): New functions.
465 (unlikely_text_section): Return a section instead of emitting
467 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
468 (get_named_section_flags, named_section_first_declaration): Delete.
469 (unlikely_text_section_p): New function.
470 (named_section_real, named_section): Delete.
471 (get_named_section): New function.
472 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
473 (function_section): Return a section rather than emitting
475 (current_function_section): Likewise. Remove argument. Use
476 last_text_section if nonnull, otherwise use function_section.
477 (default_function_rodata_section): Return a section rather than
478 emitting assembly code. Use get_section.
479 (default_no_function_rodata_section): Return a section rather than
480 emitting assembly code.
481 (variable_section): Use switch_to_section and get_named_section.
482 (mergeable_string_section): Return a section rather than emitting
483 assembly code. Use get_section. Make static. Don't take special
484 countermeasures for empty strings.
485 (mergeable_constant_section): Return a section rather than emitting
486 assembly code. Use get_section.
487 (default_named_section_asm_out_destructor): Use switch_to_section
489 (default_dtor_section_asm_out_destructor): Use switch_to_section.
490 (default_named_section_asm_out_constructor): Use switch_to_section
492 (default_ctor_section_asm_out_constructor): Use switch_to_section.
493 (assemble_start_function): Likewise. Set last_text_section to
494 NULL rather than no_section. Change the type of save_section.
495 (assemble_zeros, assemble_variable): Use the section flags to detect
496 whether or not a section is text.
497 (assemble_static_space): Use switch_to_section.
498 (assemble_trampoline_template): Likewise.
499 (output_constant_def_contents): Use switch_to_section and
501 (output_constant_pool_1): Use switch_to_section. Use the section
502 flags to see whether sections contain mergeable data.
503 (init_varasm_once): Initialize section_htab instead of in_named_htab.
504 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
505 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
506 whether a section has already been declared.
507 (default_select_section, default_elf_select_section): Return a
508 section rather than emitting assembly code.
509 (default_elf_select_section_1): Likewise. Use bss_section for
510 SECCAT_BSS if nonnull. Use get_named_section.
511 (default_select_rtx_section): Return a section rather than
512 emitting assembly code.
513 (default_elf_select_rtx_section): Likewise. Use get_named_section.
514 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
515 (output_section_asm_op, switch_to_section): New functions.
516 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
519 * doc/tm.texi: Expand the introduction to the sections documentation.
520 (TRAMPOLINE_SECTION): Document new interface.
521 (SDATA_SECTION_ASM_OP): Document new macro.
522 (READONLY_DATA_SECTION): Delete.
523 (SDATA_SECTION_ASM_OP): Document new macro.
524 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
525 (TARGET_ASM_INIT_SECTIONS): Document new hook.
526 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
527 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
528 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
530 2005-12-07 Alan Modra <amodra@bigpond.net.au>
532 * gcc.c (init_gcc_specs): Match braces inside conditionally
535 2005-12-06 Geoffrey Keating <geoffk@apple.com>
537 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
539 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
542 * tree.c (integer_all_onesp): Always return true if all bits on.
544 * testsuite/g++.dg/init/array0.C: New.
546 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
548 * doc/md.texi: Adapt to implementation.
550 2005-12-06 Andreas Schwab <schwab@suse.de>
552 * opts.c (decode_options): Fix typo in message.
554 2005-12-06 Alan Modra <amodra@bigpond.net.au>
557 * longlong.h: Merge PPC tests from upstream.
559 2005-12-06 Richard Guenther <rguenther@suse.de>
561 * fold-const.c (fold_convert): Do not build and fold
562 CONVERT_EXPR, but always use NOP_EXPR.
564 2005-12-06 Jan Beulich <jbeulich@novell.com>
566 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
567 __builtin_ia32_paddq and __builtin_ia32_subq.
568 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
569 __builtin_ia32_pshufw.
570 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
572 2005-12-05 James E Wilson <wilson@specifix.com>
575 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
578 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
580 * print-tree.c (print_node): Ditto.
581 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
582 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
583 before accessing DECL_ARTIFICIAL.
584 Handle new tag tree codes.
585 * tree-flow-inline.h (clear_call_clobbered): Update for tag
587 (unmodifiable_var_p): Ditto.
588 * tree-flow.h (mem_tag_kind): Remove.
589 (struct var_ann_d): Remove mem_tag_kind member.
590 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
591 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
592 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
593 (group_aliases): Ditto.
594 (setup_pointers_and_addressables): Ditto.
595 (is_escape_site): Ditto.
596 (may_alias_p): Ditto.
597 (create_tag_raw): New function.
598 (create_memory_tag): Use it.
599 (dump_alias_info): Update for tags.
600 (may_be_aliased): Ditto.
601 (add_type_alias): Ditto.
602 (new_type_alias): Ditto.
604 (create_structure_vars): Ditto.
605 * tree-ssa-ccp.c (get_default_value): Ditto.
606 * tree-ssa-operands.c (get_expr_operands): Ditto.
607 (add_stmt_operand): Ditto.
608 (add_call_clobber_ops): Remove duplicated condition.
609 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
611 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
612 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
613 * tree.c (init_ttree): Update structures for new tree codes.
614 (tree_code_size): Update sizes for new tree codes.
615 (make_node_stat): Don't try to set common things on minimal
617 (tree_node_structure): Update for tags.
618 (is_global_var): Ditto.
619 * tree.def: Add new tree codes.
620 * tree.h (MTAG_P): New macro.
621 (TREE_MEMORY_TAG_CHECK): Ditto.
622 (SSA_VAR_P): Update for tags.
623 (struct tree_memory_tag): New structure.
624 (MTAG_GLOBAL): New macro.
625 (union tree_node): Add memory tag member.
626 * treestruct.def (TS_MEMORY_TAG): New.
628 2005-12-05 Dale Johannesen <dalej@apple.com>
630 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
631 what was approved (PR 24323).
633 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
635 * doc/c-tree.texi (Function Bodies): Remove description of
638 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
640 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
641 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
642 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
643 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
644 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
647 2005-12-05 Geoffrey Keating <geoffk@apple.com>
649 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
651 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
652 hook_bool_void_false.
653 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
654 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
656 * config/darwin.c (machopic_select_section): It's not defined
657 as weak if it's only marked as weak_import.
659 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
662 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
663 A hidden weak object does bind locally. Strong linkonce data
664 counts like any other strong symbol for binding.
665 (weak_finish_1): Don't specially handle weakrefs, they no longer
667 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
668 * c-common.c (handle_alias_attribute): Allow static aliases
670 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
671 * gthr-dce.h: Make weakrefs static.
672 * gthr-tpf.h: Likewise.
673 * gthr-solaris.h: Likewise.
674 * gthr-posix.h: Likewise.
675 * gthr-posix95.h: Likewise.
676 * config/darwin.c (darwin_encode_section_info): static weakref
677 variables are not necessarily defined in this translation unit.
678 * doc/extend.texi (Function Attributes): Mention that an alias
679 attribute creates a definition for the thing it's attached to.
680 Change the documentation for weakref to say that the thing
681 it's attached to must be static.
683 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
684 we don't go into an infinite loop.
686 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
688 * config/rs6000/predicates.md (logical_const_operand): Split
689 out of logical_operand.
690 (logical_operand): Use it.
691 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
692 logical_const_operand.
694 2005-12-05 Jan Beulich <jbeulich@novell.com>
696 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
697 and IX86_BUILTIN_CMPNESS.
698 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
699 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
700 * config/i386/i386.md (movti_internal): Correct type attribute.
701 Simplify mode attribute.
702 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
703 Correct type attribute.
704 (absxf2): Correct operator.
705 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
706 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
707 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
709 (sse2_vmsqrtv2df2): Correct mode attribute.
711 2005-12-05 Jan Beulich <jbeulich@novell.com>
713 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
714 16 bits. Provide insn pattern for this case.
716 2005-12-05 Jan Beulich <jbeulich@novell.com>
718 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
720 (__popcountDI2): Likewise.
722 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
725 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
726 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
727 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
730 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
732 * c-typeck.c (null_pointer_constant_p): New function.
733 (build_conditional_expr, build_c_cast, convert_for_assignment,
734 build_binary_op): Use it.
736 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
738 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
739 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
741 (check_function_arguments_recurse): Allow both NOP_EXPR and
742 CONVERT_EXPR but check conversions preserve precision.
743 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
744 but check conversions preserve precision.
745 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
748 2005-12-04 Roger Sayle <roger@eyesopen.com>
751 * common.opt (Wstring-literal-comparison): New command line option.
752 * c-opts.c (c_common_handle_option): Set it with -Wall.
753 * c-typeck.c (parser_build_binary_op): Issue warning if either
754 operand of a comparison operator is a string literal, except for
755 testing equality or inequality against NULL.
757 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
759 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
761 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
762 of building a NOP_EXPR.
763 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
765 * c-convert.c (convert): Use fold_convert instead of building
766 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
767 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
769 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
770 NOP_EXPR the same as CONVERT_EXPR.
771 * c-typeck.c (build_function_call): Use fold_convert instead of
772 building a NOP_EXPR directly.
773 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
775 2005-12-03 Alan Modra <amodra@bigpond.net.au>
777 PR rtl-optimization/25197
778 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
781 2005-12-02 Stuart Hastings <stuart@apple.com>
783 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
786 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
788 * c-typeck.c (default_function_array_conversion,
789 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
790 (build_conditional_expr): Apply integer_zerop to orig_op1 and
791 orig_op2. Don't check them for NOP_EXPR.
792 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
795 2005-12-03 Alan Modra <amodra@bigpond.net.au>
797 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
798 toc_save_offset, toc_size, lr_size.
799 (rs6000_stack_info): Use memset rather than bss struct copy to init.
800 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
801 Adjust for removal of unused rs6000_stack_t fields.
802 (debug_stack_info): Adjust.
803 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
804 first, and don't bother checking for set/inc of lr on sibcalls.
805 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
807 2005-12-02 Jakub Jelinek <jakub@redhat.com>
810 * config/i386/i386.md (movqi_1): Only force imovx for alternative
811 5 if operand 1 is not aligned. Undo previous constraint change.
812 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
814 2005-12-02 Richard Guenther <rguenther@suse.de>
816 * tree.h (build): Remove prototype.
817 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
818 * tree.c (build): Remove.
819 (build0_stat): Update comment.
821 2005-12-02 Richard Guenther <rguenther@suse.de>
823 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
824 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
826 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
827 maybe_fold_offset_to_component_ref): Likewise.
828 * tree-ssa-dom.c (thread_across_edge,
829 simplify_rhs_and_lookup_avail_expr,
830 find_equivalent_equality_comparison, record_equivalences_from_stmt):
832 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
833 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
834 lower_try_finally_switch): Likewise.
835 * tree-if-conv.c (add_to_dst_predicate_list,
836 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
837 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
838 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
839 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
840 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
841 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
842 gimplify_init_ctor_eval, gimplify_init_constructor,
843 gimplify_variable_sized_compare, gimplify_boolean_expr,
844 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
845 gimplify_expr, gimplify_body, gimplify_function_tree,
846 force_gimple_operand): Likewise.
847 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
848 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
849 mx_register_decls): Likewise.
850 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
851 get_frame_field, finalize_nesting_tree_1): Likewise.
852 * tree-inline.c (setup_one_parameter): Likewise.
853 * tree-vect-transform.c (vectorizable_condition): Likewise.
854 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
856 * tree-profile.c (tree_gen_edge_profiler): Likewise.
857 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
858 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
859 * tree-chrec.h (build_polynomial_chrec): Likewise.
861 2005-12-02 Richard Guenther <rguenther@suse.de>
863 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
864 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
865 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
866 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
867 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
868 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
869 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
871 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
872 sh_adjust_unroll_max): Likewise.
873 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
874 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
875 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
877 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
879 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
882 2005-12-02 Richard Guenther <rguenther@suse.de>
884 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
885 simplify_cond_using_ranges): Use buildN instead of build.
886 * tree-tailcall.c (adjust_accumulator_values,
887 adjust_return_value): Likewise.
888 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
889 generate_element_copy, generate_element_zero,
890 generate_one_element_init): Likewise.
891 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
892 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
893 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
894 perfect_nestify): Likewise.
896 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
898 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
900 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
902 * ggc.h (GGC_RESIZEVEC): New.
904 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
906 * gcc.c (execute): Improve readability.
908 2005-12-02 Richard Guenther <rguenther@suse.de>
910 * tree-cfg.c (mark_used_vars): New function.
911 (dump_function_to_file): Dump only used VAR_DECLs.
913 2005-12-02 Richard Guenther <rguenther@suse.de>
915 * convert.c (convert_to_integer): Fix compare for nonpositive
916 constant to use tree_int_cst_sgn <= 0.
918 2005-12-02 Richard Guenther <rguenther@suse.de>
920 * convert.c (convert_to_integer): Use fold_convert instead
921 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
922 instead of comparing against 0. Use build_int_cst instead
923 of converting integer_zero_node.
925 2005-12-02 Richard Guenther <rguenther@suse.de>
927 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
930 2005-12-02 Alan Modra <amodra@bigpond.net.au>
933 * combine.c (simplify_logical <IOR>): Simplify more patterns to
936 2005-12-02 Alan Modra <amodra@bigpond.net.au>
939 * function.c (expand_function_end): Emit blockage for unwinder
942 2005-12-01 Roger Sayle <roger@eyesopen.com>
944 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
945 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
946 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
947 integer constant comparisons.
949 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
950 Janis Johnson <janis187@us.ibm.com>
951 David Edelsohn <dje@watson.ibm.com>
952 Ben Elliston <bje@au.ibm.com>
954 * dfp.h, dfp.c: New files.
955 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
956 (DECNUM_H): Likewise.
957 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
958 (INCLUDES): Append $(DECNUMINC).
959 (OBJS-common): Add dfp.o.
961 * real.h (EXP_BITS): Pinch one bit to ..
962 (struct real_value): Add decimal field.
963 (real_format): Change table size, update documentation.
964 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
965 (real_from_string3): Declare.
966 (decimal_single_format): Declare.
967 (decimal_double_format): Declare.
968 (decimal_quad_format): Declare.
969 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
970 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
971 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
972 * real.c: Include dfp.h.
973 (normalize): Early return for decimal floats.
974 (do_add): Zero decimal field.
975 (do_compare): Call do_decimal_compare for decimal floats.
976 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
977 (real_arithmetic): Call decimal_real_arithmetic for decimal
978 floating point operands.
979 (real_identical): If a and b are of differing radix, return false.
980 (real_to_integer): Call decimal_real_to_integer if the value is a
982 (real_to_integer2): Likewise, call decimal_real_to_integer2.
983 (real_to_decimal): Likewise, call decimal_real_to_decimal.
984 (real_to_hexadecimal): Place "N/A" in the return string for
986 (real_from_string3): New variant, given a mode.
987 (real_maxval): Use decimal_real_maxval for decimal floats.
988 (round_for_format): Use decimal_round_for_format for decimals.
989 (real_convert): Use decimal_real_convert where appropriate.
990 (significand_size): Handle base 10.
991 (encode_decimal_single, decode_decimal_single,
992 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
993 decode_decimal_quad): New functions.
994 (decimal_single_format): New.
995 (decimal_double_format): New.
996 (decimal_quad_format): New.
997 * machmode.def: Add SD, DD and TD decimal floating point modes.
998 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
999 Include MODE_DECIMAL_FLOAT.
1000 (DECIMAL_FLOAT_MODE_P): New.
1001 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
1002 * genmodes.c (struct mode_data): Add counter field.
1003 (struct mode_data): Update comment for format.
1004 (blank_mode): Initialise counter field.
1005 (new_mode): Increment counter field for each mode defined.
1006 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
1008 (make_complex_modes): Handle modes containing `D'.
1009 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
1010 (make_decimal_float_mode): New.
1011 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
1012 (cmp_modes): Compare counter field if other characteristics
1014 (emit_real_format_for_mode): Support formats for decimal floats.
1015 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
1016 Document MODE_DECIMAL_FLOAT.
1018 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1020 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
1023 2005-12-01 Richard Henderson <rth@redhat.com>
1025 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
1027 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1029 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
1031 * config/pa/pa.c (pa_init_builtins): If we detect
1032 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
1035 2005-12-01 Richard Guenther <rguenther@suse.de>
1037 * fold-const.c (fold_binary): Use fold_build2, not
1040 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
1042 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
1044 * vec.h (VEC_block_remove): New.
1046 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
1049 * c-common.c (lvalue_error): Fix wording.
1051 2005-12-01 Richard Guenther <rguenther@suse.de>
1053 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
1054 thinko in last patch.
1056 2005-12-01 Geoffrey Keating <geoffk@apple.com>
1058 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
1059 than -flat_namespace.
1061 2005-12-01 Ben Elliston <bje@au.ibm.com>
1063 * mklibgcc.in: Parameterise the script to build soft float
1064 functions by iterating over each type, rather than cloning the
1067 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1070 * builtins.c (fold_builtin_fputs): Defer check for missing
1071 replacement functions.
1073 2005-11-30 Kean Johnston <jkj@sco.com>
1075 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
1076 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
1078 2005-11-30 Richard Guenther <rguenther@suse.de>
1080 PR tree-optimization/22501
1081 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1082 function split out from ...
1083 (forward_propagate_addr_expr): ... here. Use it to propagate
1084 ADDR_EXPRs to all uses.
1086 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1088 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
1089 * builtins.c (expand_builtin_mathfn): Use them.
1090 (expand_builtin_mathfn_2): Likewise.
1091 (expand_builtin_mathfn_3): Likewise.
1092 (expand_builtin_int_roundingfn): Likewise.
1093 (expand_builtin): Likewise.
1094 (integer_valued_real_p): Likewise.
1095 (fold_builtin_int_roundingfn): Likewise.
1096 (fold_builtin_bitop): Likewise.
1097 (fold_builtin_logarithm): Likewise.
1098 (fold_builtin_1): Likewise.
1099 * convert.c (convert_to_integer): Likewise.
1100 * fold-const.c (negate_mathfn_p): Likewise.
1101 (tree_expr_nonnegative_p): Likewise.
1103 2005-11-30 Dale Johannesen <dalej@apple.com>
1104 Andrew Pinski <pinskia@physics.uc.edu>
1106 * combine.c (find_split_point): Sign extend bitmask
1107 when changing bitfield assignment to IOR of AND.
1109 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1111 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
1112 clobber to scratch reg.
1113 (*decrement_and_branch_until_zero_no_clobber): Remove.
1114 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
1115 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
1116 * config/ms1/ms1.opt (mmul): Remove.
1117 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
1118 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
1120 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1121 Bernd Schmidt <bernd.schmidt@analog.com>
1123 * pa/predicates.md (symbolic_operand): Add comment.
1124 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
1125 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
1126 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
1127 (pa_secondary_reload_class): Delete.
1128 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
1129 and pa_secondary_reload_class. Reorder some checks. Update inline
1130 copy of symbolic operand.
1131 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
1133 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1135 * loop-doloop.c (add_test): Only add jump notes if we did emit a
1138 2005-11-30 Jeff Law <law@redhat.com>
1140 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
1141 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
1143 2005-11-30 Jakub Jelinek <jakub@redhat.com>
1145 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
1146 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
1147 (ia64_expand_move): Adjust caller.
1149 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
1150 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
1153 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
1155 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
1156 Always produce an output if we can remove NEGs or canonicalize
1157 (minus (minus ...)) expressions. Provide a fast path for the
1159 (simplify_gen_binary): Do not call simplify_plus_minus.
1160 (simplify_binary_operation_1): Reassociate at the end of the
1163 2005-11-29 Evan Cheng <evan.cheng@apple.com>
1165 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
1166 moves and unpack to speed up.
1168 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
1170 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
1171 argument, they are always sparc_compare_op0 and sparc_compare_op1.
1172 (gen_v9_scc): Update callers.
1173 * config/sparc/sparc.md: Likewise.
1174 * config/sparc/sparc-protos.h: Update extern declaration.
1176 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
1178 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1180 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
1183 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1185 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
1186 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
1187 (negate_expr): Here.
1189 2005-11-29 Ben Elliston <bje@au.ibm.com>
1191 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
1192 Fix typo in comment.
1194 2005-11-29 Ben Elliston <bje@au.ibm.com>
1196 * Makefile.in (clean-target): Depend on clean-target-libgcc.
1197 (clean-target-libgcc): Import rule from the top-level Makefile.in.
1199 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1203 * builtins.c (init_target_chars): New.
1204 (expand_builtin_printf, expand_builtin_fprintf,
1205 expand_builtin_sprintf, fold_builtin_sprintf,
1206 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
1207 fold_builtin_snprintf_chk, fold_builtin_printf,
1208 fold_builtin_fprintf): Check for matching format strings using
1211 2005-11-29 Paul Brook <paul@codesourcery.com>
1213 * config.gcc: Do not use fixproto on m68k-elf.
1215 2005-11-28 Roger Sayle <roger@eyesopen.com>
1217 * expmed.c (div_cost): Replace with...
1218 (sdiv_cost, udiv_cost): New.
1219 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
1220 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
1221 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
1222 (expand_divmod): Replace use of div_cost with either sdiv_cost
1223 or udiv_cost depending upon the signedness of the operation.
1225 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1228 * config/darwin.c (machopic_indirection_name,
1229 machopic_output_indirection): Follow transparent alias chain.
1231 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1233 * varasm.c (ultimate_transparent_alias_target): Add comment.
1235 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
1237 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
1238 SET_SRC instead of XEXP where appropriate.
1240 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1242 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
1245 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1247 * config/fp-bit.h (LSHIFT): Take shift count parameter.
1248 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
1251 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
1253 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
1254 secondary_input_reload_class, made static. Adapt to new
1256 (secondary_output_reload_class): Delete.
1257 (TARGET_SECONDARY_RELOAD): New macro.
1258 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
1259 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1261 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
1264 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
1265 when its natural alignment is > BITS_PER_UNIT.
1266 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
1267 * c-common.c (handle_packed_attribute): Ignore packing on a field
1268 whose type is naturally char aligned.
1270 2005-11-28 Richard Guenther <rguenther@suse.de>
1272 * c-common.c (strict_aliasing_warning): Handle all
1273 component-ref like accesses.
1275 2005-11-28 Roger Sayle <roger@eyesopen.com>
1276 Uros Bizjak <uros@kss-loka.si>
1279 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
1280 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
1281 when flag_unsafe_math_optimizations is set and
1282 we don't care about NaNs or Infinities.
1284 Move x/expN(y) and x/pow(y,z) transformation into common
1285 flag_unsafe_math_optimizations section.
1287 2005-11-27 Mark Mitchell <mark@codesourcery.com>
1289 * gcc.c (main): Change type of argv to "char **".
1291 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1293 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
1294 small data sections.
1295 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
1296 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
1297 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
1298 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
1299 output locals to sbss if !rs6000_elf_in_small_data_p.
1300 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
1302 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1305 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
1306 generated by reload.
1307 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
1308 indexed_or_indirect_address.
1309 (indexed_or_indirect_address): Don't test for base reg. Call
1310 address_operand last. Make it a special predicate.
1312 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
1314 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
1316 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
1319 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
1321 (negate_expr): Likewise.
1323 2005-11-27 Andreas Schwab <schwab@suse.de>
1325 * config/m68k/m68k.c: Reindent and fix whitespace, remove
1328 2005-11-27 Steven Bosscher <stevenb@suse.de>
1330 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
1331 has EH predecessor edges.
1333 2005-11-26 Eric Christopher <echristo@apple.com>
1335 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
1336 register stalls by zero extending to the full register.
1338 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
1340 * config/floatunsisf.c, config/floatunsidf.c,
1341 config/floatunsixf.c, config/floatunsitf.c: New files.
1342 * config/ia64/t-hpux: Add floatunsitf.c.
1343 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1344 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
1346 2005-11-26 Richard Henderson <rth@redhat.com>
1348 * c-lex.c (pragma_lex): Rename from c_lex.
1349 * c-pch.c: Update for pragma_lex rename.
1350 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
1351 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
1352 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
1353 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
1354 * doc/tm.texi: Likewise.
1356 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
1359 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
1360 when overflow is undefined.
1362 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
1364 * doc/md.texi (Insn Canonicalizations): Refer to the
1365 function commutative_operand_precedence for further rules.
1367 2005-11-25 Roger Sayle <roger@eyesopen.com>
1370 * expmed.c (choose_mult_variant): Return immediately when mult_cost
1371 is less than zero. Limit mult_cost to a reasonable upper bound for
1372 the synthetic multiplication sequence.
1374 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1377 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1378 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
1379 Lookup the explicit replacement functions for any unlocked
1380 stdio builtin transformations.
1382 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
1384 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
1386 * targhooks.c (default_secondary_reload): Don't require operand 2
1387 for an input reload to be earlyclobber.
1389 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1391 * fold-const.c (negate_mathfn_p): Fix comment and add support
1392 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
1395 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1398 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
1399 _Q_ulltoq for unsigned conversions from SImode and DImode to
1402 2005-11-25 Alan Modra <amodra@bigpond.net.au>
1404 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
1405 (__floatundidf, __floatundisf): Likewise.
1407 2005-11-25 David Edelsohn <edelsohn@gnu.org>
1409 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
1410 (rs6000_override_options): Remove initialization of
1411 rs6000_sr_alias_set.
1412 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
1413 (rs6000_emit_stack_tie): Same.
1414 (emit_frame_save): Same.
1415 (gen_frame_mem_offset): Same.
1416 (rs6000_emit_prologue): Same.
1417 (rs6000_emit_epilogue): Same.
1419 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1422 * fold-const.c (fold_build): Convert bool_var != 1 and
1423 bool_var == 0 to !bool_var.
1425 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1428 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
1429 for C being INTEGER_CST. Likewise for !=.
1431 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1434 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
1435 unsigned conversions from SImode to TFmode.
1437 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
1439 * expr.c (expand_expr_real_1): Fix error in last change.
1441 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1443 * caller-save.c: (this_insn_sets): Move into:
1444 (save_call_clobbered_regs).
1445 (mark_set_regs): Get this_insn_sets from data.
1447 (save_call_clobbered_regs): Take sets of the return value by
1448 sibcalls into account.
1450 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1453 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
1454 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
1455 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
1456 (memory_move_secondary_cost, init_reg_autoinc): Remove
1457 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
1458 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
1459 secondary_reload_class call.
1460 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
1462 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
1463 (push_secondary_reload): Use secondary_reload target hook.
1464 (secondary_reload_class, scratch_reload_class): New functions.
1465 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
1466 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
1467 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
1468 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
1469 (secondary_reload_class, scratch_reload_class): Declare.
1470 * reload1.c: Include target.h.
1471 (reload_adjust_reg_for_temp): New function.
1472 (reload_adjust_reg_for_icode): Likewise.
1473 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
1474 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
1476 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
1477 for inheritance. Support case when both secondary & tertiary reloads
1478 are for intermediate registers.
1479 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
1480 with secondary_reload_class call. Support case when both secondary
1481 & tertiary reloads are for intermediate registers.
1482 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
1483 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
1484 * target.h (secondary_reload_info): New struct / typedef.
1485 (struct gcc_target): New member secondary_reload.
1486 * targhooks.c Include reload.h, optabs.h and recog.h.
1487 (default_secondary_reload): New function.
1488 * targhooks.h (default_secondary_reload): Declare.
1489 * doc/tm.texi: Document secondary_reload target hook. Update
1490 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
1491 * doc/md.texi: Likewise.
1493 * sh-protos.h (sh_secondary_reload): Declare.
1494 * sh.c (TARGET_SECONDARY_RELOAD): Override.
1495 (sh_secondary_reload): New function.
1496 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
1497 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1498 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1499 (HAVE_SECONDARY_RELOADS): Define.
1500 * sh.md (reload_indf): Rename to:
1502 (reload_outdf): Rename to:
1503 (reload_outdf__RnFRm).
1504 (reload_insf): Rename to:
1506 (reload_insi): Rename to:
1507 (reload_insi__i_fpul).
1509 2005-11-24 Uros Bizjak <uros@kss-loka.si>
1511 * configure.ac: Require at least texinfo 4.4.
1512 * configure: Regenerate.
1514 * doc/install.texi (Tools/packages necessary for building GCC):
1515 Update required version of texinfo to at least 4.4.
1516 (Installing GCC: Building): Update required version of texinfo
1518 (Installing GCC: Final installation): Update required version
1519 of texi2dvi to at least 4.4.
1520 (Host/target specific installation notes for GCC): Update required
1521 version of texinfo to at least 4.4.
1523 2005-11-24 Richard Guenther <rguenther@suse.de>
1524 Dirk Mueller <dmueller@suse.de>
1527 * c-common.h (strict_aliasing_warning): Declare.
1528 * c-common.c (strict_aliasing_warning): New function,
1530 * c-typeck.c (build_c_cast): ... here.
1532 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1534 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1536 (swap_commutative_operands_with_target): New.
1538 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1540 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
1541 also when doing PRE, rather than only for global CPROP.
1543 2005-11-24 Ben Elliston <bje@au.ibm.com>
1545 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
1546 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
1548 (expand_twoval_unop): Likewise.
1549 (widen_clz): Likewise.
1550 (expand_parity): Likewise.
1551 (expand_unop): Likewise.
1552 (emit_cmp_and_jmp_insn_1): Likewise.
1553 (prepare_float_lib_cmp): Likewise.
1555 2005-11-24 Ben Elliston <bje@au.ibm.com>
1557 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
1558 Remove unused `class' variable.
1560 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
1563 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
1564 C/C++ diagnostic function warn_array_subscript_with_type_char.
1565 * c-common.h (warn_array_subscript_with_type_char): Declare.
1566 * c-common.c (warn_array_subscript_with_type_char): Define.
1568 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
1571 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
1572 compiling at the intersection of C and C++.
1574 2005-11-23 Mark Mitchell <mark@codesourcery.com>
1576 * doc/invoke.texi: For man pages, include gcc-vers.texi.
1577 List @file in the option summary. Include the libiberty
1578 documentation for @file.
1579 * gcc.c (main): Call expandargv.
1580 * Makefile.in (gcc-vers.texi): Define srcdir.
1582 2005-11-23 Diego Novillo <dnovillo@redhat.com>
1584 * passes.c (init_optimization_passes): Document
1585 sequencing of passes.
1587 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
1589 * config/m68k/predicates.md (pcrel_address, extend_operator,
1590 post_inc_operand, pre_dec_operand): Remove redundant
1592 (const_uint32_operand, const_sint32_operand): Use gcc_assert
1594 (valid_dbcc_comparison_p): Rewrite in the lisp style.
1596 2005-11-23 Ben Elliston <bje@au.ibm.com>
1598 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
1600 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
1602 Preparatory work for PR target/21623:
1603 * alpha.c (secondary_reload_class): Rename to:
1604 (alpha_secondary_reload_class).
1605 * alpha.h, alpha-protos.h: Likewise.
1606 * mn10300.c (secondary_reload_class): Rename to:
1607 (mn10300_secondary_reload_class).
1608 * mn10300.h, mn10300-protos.h: Likewise.
1609 * pa.c (secondary_reload_class): Rename to:
1610 (pa_secondary_reload_class).
1611 * pa.h, pa-protos.h: Likewise.
1612 * rs6000.c (secondary_reload_class): Rename to:
1613 rs6000_secondary_reload_class.
1614 * rs6000.h, rs6000-protos.h: Likewise.
1616 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
1619 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
1621 2005-11-22 Ian Lance Taylor <ian@airs.com>
1623 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
1625 (prepare_cmp_insn): Likewise.
1627 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
1630 * m68k.md (zero_extendsidi2): Force operands[1] to a register
1631 if both operands[0] and operands[1] are memory.
1633 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1636 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
1637 COMPARISON_CLASS_P and an integral types create create a new
1638 expression with the new type and fold that.
1640 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1643 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
1644 to SUBTARGET_OS_CPP_BUILTINS.
1646 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
1648 * arm.c (emit_set_insn): New function.
1649 (arm_split_constant): Call it.
1650 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
1651 (arm_legitimize_address): Likewise. Use plus_constant.
1652 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
1653 (thumb_expand_prologue): Likewise.
1654 (arm_gen_load_multiple): Use VOIDmode in SET.
1655 (arm_gen_store_multiple): Likewise.
1656 (vfp_emit_fstmx): Likewise. Use plus_constant.
1657 (emit_multi_reg_push): Likewise.
1658 (emit_sfm): Use plus_constant.
1660 2005-11-23 Alan Modra <amodra@bigpond.net.au>
1663 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
1666 2005-11-22 Alan Modra <amodra@bigpond.net.au>
1669 * expmed.c (store_bit_field): Don't attempt to insv a field
1670 larger than the reg.
1672 2005-11-22 Alan Modra <amodra@bigpond.net.au>
1675 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
1676 explicit sign extension, not a (char) cast.
1678 2005-11-22 Ben Elliston <bje@au.ibm.com>
1680 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
1681 GET_MODE_CLASS (x) == MODE_FLOAT.
1682 * config/i386/i386.c: Likewise.
1683 * config/rs6000/xcoff.h: Likewise.
1684 * config/rs6000/linux64.h: Likewise.
1685 * config/rs6000/rs6000.c: Likewise.
1686 * config/rs6000/rs6000.h: Likewise.
1687 * config/rs6000/predicates.md: Likewise.
1688 * config/rs6000/sysv4.h: Likewise.
1690 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1692 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
1695 * config/alpha/freebsd.h, config/alpha/linux.h,
1696 config/arm/linux-elf.h, config/bfin/bfin.h,
1697 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
1698 config/i386/beos-elf.h, config/i386/gnu.h,
1699 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
1700 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
1701 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
1702 config/rs6000/linux64.h, config/rs6000/sysv4.h,
1703 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
1704 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
1705 config/sparc/linux.h, config/sparc/linux64.h,
1706 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
1708 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
1709 are both defined when either flag -fpic or -fPIC are used.
1711 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
1713 * config/fp-bit.c (clzusi): New function.
1714 (si_to_float, usi_to_float): Use it to compute proper shift.
1715 (usi_to_float): Preserve guard bits when shifting right.
1716 * libgcc-std.ver (GCC_4.2.0): New version.
1717 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
1718 __floatundisf): New functions.
1719 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
1720 __floatundisf): Declare.
1721 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
1722 _floatundixf, and _floatunditf.
1723 * optabs.c (expand_float): If target does not define a pattern for
1724 signed or unsigned conversion, use an unsigned libcall instead of
1726 (init_optabs): Initialize ufloat_optab.
1728 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
1730 * config/rs6000/rs6000.opt (mmulhw): New option.
1731 * doc/invoke.texi (-mmulhw): Document.
1732 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
1734 * config/rs6000/rs6000.md: Add half-word multiply and
1735 multiply-accumulate instructions for 405 and 440.
1737 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
1739 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
1740 which matches behavior of gcc 4.0 and older for RTEMS targets. The
1741 default now includes a linker group which makes the RTEMS one nest.
1743 2005-11-22 Ben Elliston <bje@au.ibm.com>
1745 * cse.c (fold_rtx): Typo fix.
1746 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
1748 2005-11-21 Richard Henderson <rth@redhat.com>
1750 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
1751 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
1753 * c-tree.h (lookup_name): Move declaration ...
1754 * c-common.h (lookup_name): ... here.
1755 * config/darwin-c.c: Include c-common.h.
1756 * config/t-darwin: Update dependencies.
1758 2005-11-22 Ben Elliston <bje@au.ibm.com>
1760 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
1761 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
1762 * genopinit.c (gen_insn): Likewise.
1763 * reload.c (find_equiv_reg): Likewise.
1764 * loop.c (load_mems): Likewise.
1765 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
1766 * cse.c (find_comparison_args, fold_rtx): Likewise.
1767 * dwarf2out.c (add_const_value_attribute): Likewise.
1768 * expr.c (convert_move): Likewise.
1769 * recog.c (general_operand, register_operand): Likewise.
1770 * reg-stack.c (replace_reg): Likewise.
1771 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
1772 * c-common.c (handle_vector_size_attribute): Likewise.
1773 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
1774 (simplify_binary_operation_1): Likewise.
1775 (simplify_const_binary_operation): Likewise.
1776 (simplify_relational_operation): Likewise.
1777 (simplify_const_relational_operation): Likewise.
1778 (simplify_immed_subreg): Likewise.
1779 * emit-rtl.c (gen_lowpart_common): Likewise.
1780 * expmed.c (expand_mult): Likewise.
1781 * stor-layout.c (layout_type): Likewise.
1783 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
1786 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
1787 cst2 only for SPE vectors.
1789 2005-11-21 David Edelsohn <edelsohn@gnu.org>
1792 * config/rs6000/predicates.md (vrsave_operation): Check
1793 UNSPEC_VOLATILE value.
1795 2005-11-21 Jan Hubicka <jh@suse.cz>
1797 PR tree-optimization/24653
1798 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
1800 2005-11-21 Uros Bizjak <uros@kss-loka.si>
1802 * config/i386/predicates.md (ax_reg_operand): New predicate.
1803 (memory_displacement_only_operand): New predicate.
1804 * config/i386/i386.md ("modrm" attribute): Return 0 if one
1805 operand is AX register and the other operand is memory operand
1806 with displacement only.
1808 2005-11-21 Uros Bizjak <uros@kss-loka.si>
1810 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
1811 if we don't care about NaNs or Infinities.
1813 2005-11-20 Ian Lance Taylor <ian@airs.com>
1815 PR rtl-optimization/24883
1816 * combine.c (combinable_i3pat): When checking whether the
1817 destination of i3 is used in i3, consider paradoxical subregs.
1819 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
1822 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
1824 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
1826 * combine.c (try_combine): Do not run subst on i1src and i2src in
1827 the case of generating a PARALLEL for a comparison.
1829 2005-11-20 Richard Henderson <rth@redhat.com>
1832 * tree-sra.c (struct sra_elt): Add all_no_warning.
1833 (struct sra_walk_fns) <use>: Add use_all argument.
1834 (sra_walk_expr): Pass it.
1835 (sra_walk_modify_expr): Likewise.
1836 (scalarize_ldst): Likewise.
1837 (scan_use): Update for new argument.
1838 (mark_no_warning): New.
1839 (scalarize_use): Use it.
1841 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
1843 * expr.c (expand_expr_real): Use usmul_optab for widening
1844 signed * unsigned multiplies.
1845 * genopinit.c (optabs): Add usmul_widen_optab.
1846 * optabs.c (init_optabs): Likewise.
1847 * optabs.h (enum optab_index): Add OTI_usmul_widen.
1848 (usmul_widen_optab): Define.
1849 * config/bfin/bfin.md (usmulhisi3): New pattern.
1851 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
1853 2005-11-20 Graham Stott <btinternet.com>
1855 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
1857 2005-11-20 Andreas Schwab <schwab@suse.de>
1860 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
1863 2005-11-19 Richard Henderson <rth@redhat.com>
1866 * tree-gimple.c (is_gimple_id): Export.
1867 * tree-gimple.h (is_gimple_id): Declare.
1868 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
1869 (get_default_value): Use it.
1870 (maybe_fold_stmt_indirect): Likewise.
1872 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
1874 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
1875 than VR1 or vice-versa.
1877 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
1881 * reload.c (find_reloads_address_1): Mention dependency on
1883 * reload1.c (gen_reload): For IN with an unary operation, try
1884 moving inner expression to OUT if trivial SET is not valid.
1885 Confirm that the result is valid. Move common code block into...
1886 (emit_insn_if_valid_for_reload): New function.
1888 2005-11-19 Richard Guenther <rguenther@suse.de>
1890 * fold-const.c (fold_indirect_ref_1): Make sure we fold
1891 ARRAY_REFs of constant strings.
1893 2005-11-19 Jakub Jelinek <jakub@redhat.com>
1895 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
1896 fatal format string.
1898 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
1900 * combine.c (make_compound_operation): Swap operands of
1901 commutative operation if necessary before returning.
1903 2005-11-19 Richard Guenther <rguenther@suse.de>
1906 * fold-const.c (fold_plusminus_mult_expr): New function.
1907 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
1908 cases, remove now unnecessary code.
1910 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
1912 * gensupport.c (old_preds): Rename to std_preds, add special field.
1913 (struct old_pred_table): Rename to struct std_pred_table, add special
1915 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
1916 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
1917 (init_predicate_table): Adjust, and set along the way whether a
1918 predicate is special.
1920 2005-11-18 Mark Mitchell <mark@codesourcery.com>
1922 * BASE-VER: Change to 4.2.0.
1924 2005-11-18 James E Wilson <wilson@specifix.com>
1926 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
1929 2005-11-18 Mike Stump <mrs@apple.com>
1931 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
1932 * config/darwin-c.c (darwin_pragma_unused): Likewise.
1933 * c-decl.c (lookup_name_two) Remove.
1934 * c-tree.h (lookup_name_two): Remove.
1935 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
1936 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
1937 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
1938 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
1940 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
1943 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
1944 when not generating code to use that co-processor.
1946 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
1948 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
1949 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
1950 these functions are now in tree-phinodes.c.
1952 2005-11-18 Jie Zhang <jie.zhang@analog.com>
1954 * config/bfin/bfin.md (trap): New pattern.
1956 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1958 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
1961 * expr.c (expand_expr_real): Don't call record_block_change unless
1962 ib_boundaries_block is non-null
1964 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
1966 * fold-const.c (build_range_check): Use proper type for subtraction
1967 when merging lower bound.
1969 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
1971 PR rtl-optimization/24497
1972 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
1975 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
1977 * tree-scalar-evolution.c (expression_expensive_p): New function.
1978 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
1980 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
1982 * config/bfin/crtlibid.s: New file.
1984 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1987 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
1988 when not using sjlj exceptions.
1989 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
1990 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
1991 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
1992 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
1993 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
1994 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
1995 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
1996 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
1997 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
1998 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
1999 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
2000 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
2001 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
2003 * config/pa/hpux-unwind.h: New file.
2005 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
2007 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
2008 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
2009 * varasm.c (do_assemble_alias): Adjust call.
2010 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
2012 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
2014 2005-11-17 James E Wilson <wilson@specifix.com>
2016 * tree.def (FUNCTION_DECL): Correct typo in comment.
2018 2005-11-17 Richard Henderson <rth@redhat.com>
2020 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
2021 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
2022 and DW_CFA_def_cfa_sf.
2023 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
2024 (dbx_reg_number): Don't assert particular registers here.
2025 (based_loc_descr): ... do it here instead. Fold in ...
2026 (eliminate_reg_to_offset): ... this function.
2027 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
2028 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
2029 * unwind-dw2.c (execute_cfa_program): Apply data align factor
2030 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
2031 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
2032 (instantiate_virtual_regs): Likewise.
2033 * var-tracking.c (adjust_stack_reference): Likewise.
2034 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2036 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
2038 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
2039 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
2040 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
2042 ($(T)crtlibid.o): New rule.
2044 2005-11-16 Richard Guenther <rguenther@suse.de>
2047 * fold-const.c (extract_array_ref): Return byte offset
2049 (fold_binary): Fold &x[a] CMP &x[b] to
2050 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
2053 2005-11-16 Richard Henderson <rth@redhat.com>
2056 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
2057 parts of an SSA_NAME.
2059 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
2062 * arm.md (split for movsf with immediate): Restrict split to insns
2063 that set a general register.
2065 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2067 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
2069 * unwind-dw2.c (uw_advance_context): Likewise.
2070 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
2071 _Unwind_SjLj_Unregister.
2072 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
2074 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2076 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
2078 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2080 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
2081 langhook to get a DImode integer type.
2083 2005-11-16 Richard Henderson <rth@redhat.com>
2084 J"orn Rennecke <joern.rennecke@st.com>
2085 Ulrich Weigand <uweigand@de.ibm.com>
2089 * reload1.c (reg_equiv_invariant): New.
2090 (reload): Allocate, initialize, and free it.
2091 (calculate_needs_all_insns): Check it when skipping equivalence
2093 (alter_reg): Likewise.
2094 (eliminate_regs_1): Rename from eliminate_regs. Add new
2095 may_use_invariant argument; only use reg_equiv_invariant when true.
2096 (eliminate_regs): New.
2097 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
2098 a context for which may_use_invariant may be true.
2100 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2102 * fold-const.c (const_binop): Don't constant fold the operation
2103 if the result has overflowed and flag_trapping_math.
2104 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2106 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2108 * config/arm/unwind-arm.c (abort): Add prototype here.
2109 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
2110 (struct phase1_vrs): Add prev_sp.
2111 (unwind_phase2_forced): Save the original core registers instead of
2112 modifying entry_vrs. Take a new flag argument for resuming unwinding
2113 and set action flags accordingly. Always set _US_END_OF_STACK when
2114 get_eit_entry fails. Unwind before calling the stop function.
2115 (_Unwind_GetCFA): New function.
2116 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
2117 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
2118 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
2119 just call unwind_phase2_forced.
2120 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
2121 * config/arm/unwind-arm.h (abort): Remove prototype.
2122 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
2124 (_Unwind_GetCFA): New prototype.
2125 * config/arm/pr-support.c (abort): Add prototype here.
2126 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
2128 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
2129 not schedule the prologue with non-call exceptions and EABI.
2131 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
2133 * config/arm/unwind-arm.h: Reorder interface function declarations.
2134 (_URC_END_OF_STACK): New enumeration value.
2135 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
2136 (struct _Unwind_Control_Block): Document reserved field use.
2137 (_Unwind_Stop_Fn): New typedef.
2138 (_Unwind_ForcedUnwind): Declare.
2139 (_Unwind_Resume_or_Rethrow): Declare.
2140 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
2142 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
2143 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
2144 (UCB_FORCED_STOP_ARG): New.
2145 (search_EIT_table): Update boundary condition checks.
2146 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
2147 (unwind_phase2): Replace for with do..while.
2148 (unwind_phase2_forced): New.
2149 (__gnu_Unwind_RaiseException): Replace for with do..while.
2150 (__gnu_Unwind_ForcedUnwind): New.
2151 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
2152 Use appropriate phase2 unwinder.
2153 (__gnu_Unwind_Resume_or_Rethrow): New.
2154 (__gnu_unwind_pr_common): Cope with forced unwinding.
2156 2005-11-16 David Edelsohn <edelsohn@gnu.org>
2159 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
2161 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
2162 roundsf2): Remove "s" from mnemonic.
2164 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
2166 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
2168 * config/bfin/crtn.s: Change epilogues to match.
2169 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
2170 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
2171 __PIC__ and __pic__.
2173 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2176 * doc/invoke.texi: Distinguish between free and fixed form instead of
2177 Fortran and Fortran 90/95. Remove ratfor from the list of supported
2179 * gcc.c (default_compilers): Remove double entries, add entries for
2180 suffixes '.F90' and '.F95'.
2182 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2184 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
2185 in the stack probing loop.
2187 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2189 * configure.ac: Use .machine power5 not power5x.
2190 * configure: Regenerate.
2192 2005-11-15 Mike Stump <mrs@apple.com>
2194 * c-decl.c (lookup_name_two): Add.
2195 * c-tree.h (lookup_name_two): Likewise.
2196 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
2197 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2199 2005-11-16 Alan Modra <amodra@bigpond.net.au>
2201 PR rtl-optimization/23392
2202 * regrename.c (enum scan_actions) Add mark_access.
2203 (scan_actions_name): Ditto.
2204 (scan_rtx_reg): Handle mark_access.
2205 (scan_rtx_address): Do nothing for mark_access.
2206 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
2207 and regs in REG_INC notes before closing chains for dead regs.
2208 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
2209 opening chains for new writes.
2211 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2213 * c.opt (ffixed-line-length-none): New.
2215 2005-11-15 Steve Ellcey <sje@cup.hp.com>
2217 * mklibgcc.in: Change contents of eh_dummy.c.
2219 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2221 * loop.c (scan_loop): Do not insert temporaries for hard registers.
2223 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2225 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
2227 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
2229 2005-11-15 Jan Hubicka <jh@suse.cz>
2231 * invoke.texi (large-unit-insns): Document.
2232 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
2233 * params.def (large-unit-insns): New param.
2235 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
2238 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
2239 special register for operand 3. Reindent constraints to align
2242 2005-11-14 David Edelsohn <edelsohn@gnu.org>
2244 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
2245 -mpopcntb, -mfprnd. Add -mcpu=power5+.
2246 * configure.ac: Add test for FP rounding instructions.
2247 * configure: Regenerate.
2248 * config.in: Regenerate.
2249 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2250 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
2252 * config/rs6000/rs6000.opt (mfprnd): New.
2253 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
2254 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
2255 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
2256 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
2257 (TARGET_FPRND): New.
2258 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
2260 (btrunc<mode>2): New.
2262 (floor<mode>2): New.
2263 (round<mode>2): New.
2265 2005-11-14 Geoffrey Keating <geoffk@apple.com>
2267 * gcc.c (version_compare_spec_function): Use fatal() rather than
2270 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
2271 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
2272 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
2274 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
2277 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
2278 on -mmacosx-version-min setting.
2280 2005-11-14 Diego Novillo <dnovillo@redhat.com>
2283 * tree-vrp.c (infer_value_range): Return false if STMT is a
2284 block terminator and its basic block has no successors.
2286 2005-11-14 Mike Stump <mrs@apple.com>
2288 * config/i386/i386.c (override_options): -masm=intel isn't
2289 supported on darwin.
2290 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2292 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
2294 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
2295 vfork after including auto-host.h.
2297 2005-11-15 Alan Modra <amodra@bigpond.net.au>
2299 PR rtl-optimization/22002
2300 * combine.c (distribute_notes): Detect cases where a reg dies
2301 two or more times in a bb, including on the insn we are combining,
2302 and place the death note on the correct range.
2304 2005-11-14 Dale Johannesen <dalej@apple.com>
2306 * expmed.c (store_bit_field): Add offset unconditionally for
2308 (extract_bit_field): Don't force extzv or extv operand into
2309 a register if field is too big.
2311 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2313 * config/arm/arm.c (pic_labelno): New.
2314 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
2315 LABEL_REF. Pass only the labelno to PIC insns.
2316 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2317 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
2318 * arm.md (UNSPEC_PIC_LABEL): New constant.
2319 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2320 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
2321 Use the correct label prefix.
2323 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2325 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
2328 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
2330 * loop-invariant.c: Include tm_p.h.
2331 * Makefile.in: Updated.
2333 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2335 * pa.c (store_reg): Revise generation of frame notes in large frames.
2336 (set_reg_plus_d): Likewise.
2338 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
2340 PR tree-optimization/24709
2341 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
2344 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2346 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
2347 and duplicate declaration of pthread_self.
2349 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
2350 Ian Lance Taylor <ian@airs.com>
2353 * calls.c (expand_call): If TARGET is a MEM and some part of the
2354 argument area has been saved, force TARGET to a register.
2356 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
2358 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
2361 2005-11-13 Jason Merrill <jason@redhat.com>
2364 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
2365 lazily declared methods.
2366 (force_decl_die): Stop if forcing out the context already make a
2368 (force_type_die): Likewise.
2370 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
2373 * builtins.c (integer_valued_real_p): Add break in
2374 REAL_CST having TREE_OVERFLOW set.
2376 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
2378 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
2379 addressing modes during calculation of costs.
2381 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
2383 * function.c (assign_stack_local_1): Restrict sanity check
2384 on frame size overflow to 32-bit and above platforms.
2386 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2388 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2389 * config/cris/cris.c: Include reload.h.
2390 (cris_initial_elimination_offset): New function.
2391 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
2394 2005-11-12 Richard Guenther <rguenther@suse.de>
2396 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
2398 2005-11-12 Jan Hubicka <jh@suse.cz>
2400 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
2401 to compare against 0 when possible.
2403 2005-11-12 Jie Zhang <jie.zhang@analog.com>
2405 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
2406 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
2407 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
2408 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
2411 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2413 * recog.c (constrain_operands) <case 'g'>: For a match, require
2414 that a non-register matches general_operand when strict >= 0.
2416 2005-11-11 Steven Bosscher <stevenb@suse.de>
2418 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
2421 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2423 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
2424 (memory_address_same): New.
2425 (dse_optimize_stmt): Call memory_address_same.
2427 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2430 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
2431 ZERO_EXTEND>: New cases.
2433 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2435 * longlong.h (__clz_tab): Always provide.
2437 2005-11-11 Steven Bosscher <stevenb@suse.de>
2440 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
2442 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
2443 before check_maybe_invariant.
2444 (move_invariant_reg): Use gen_move_insn instead of replacing
2445 SET_DEST with the temporary for the invariant.
2446 (move_loop_invariants): If checking is enabled, do internal
2447 consistency checks after completing the pass.
2449 2005-11-11 David Edelsohn <edelsohn@gnu.org>
2452 * common.opt (Wvolatile-register-var): New.
2453 * varasm.c (make_decl_rtl): Only emit warning when option
2454 specified. Clarify warning message.
2455 * doc/invoke.texi (Wvolatile-register-var): Document new option.
2457 * doc/md.texi (copysign): Document standard named pattern.
2459 2005-11-11 Jie Zhang <jie.zhang@analog.com>
2461 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
2462 bytes when align is 2.
2463 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
2464 by the first instruction of the loop.
2466 2005-11-11 Jason Merrill <jason@redhat.com>
2469 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
2472 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
2474 PR rtl-optimization/22509
2475 * local-alloc.c (memref_used_between_p): Check whether a function call
2476 could not reference the memref.
2478 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
2480 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
2481 algorithm so as to choose the best, not the worst, alternative.
2482 Reset accumulated register class before processing next alternative.
2484 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
2487 * calls.c (expand_call): Copy a return value to a plain register
2490 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
2493 * varasm.c (assemble_name): Recompute name only for transparent
2496 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
2498 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
2500 2005-11-04 Jeff Law <law@redhat.com>
2503 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
2504 perform reassociation if the parent statement will not die as
2505 a result of the optimization.
2507 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
2509 * tree-ssa-alias.c (compute_may_aliases): Remove call to
2510 delete_old_heap_vars.
2511 * tree-dfa.c (referenced_var_remove): Remove function.
2512 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
2513 (delete_tree_ssa): Remove call to delete_old_heapvars.
2514 Add call to delete_alias_heapvars.
2515 * tree-flow.h (referenced_var_remove): Remove prototype
2516 (init_alias_heapvars): New prototype.
2517 (delete_alias_heapvars): Ditto.
2518 * Makefile.in (tree-ssa-structalias.o): Add
2519 gt-tree-ssa-structalias.o
2520 (GTFILES): Add tree-ssa-structalias.h and
2521 tree-ssa-structalias.c.
2522 (s-gtype): Add gt-tree-ssa-structalias.h.
2523 * tree-ssa-structalias.c (heapvars): Remove.
2524 (oldheapvars): Remove.
2525 (heapvar_for_stmt): New variable.
2526 (heapvar_lookup): New function.
2527 (heapvar_insert): Ditto.
2528 (get_constraint_for): See if we have an old heapvar
2530 (init_alias_heapvars): New function.
2531 (delete_alias_heapvars): Ditto.
2532 Add include of gt-tree-ssa-structalias.h.
2534 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2537 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
2539 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
2541 * tree.c (int_fits_type_p): Only look at the base type
2542 if it has the same precision as the original type.
2544 2005-11-10 Jakub Jelinek <jakub@redhat.com>
2547 * varasm.c (assemble_alias): Use %q+D in the error
2548 message instead of %J and %qD.
2550 2005-11-10 Richard Guenther <rguenther@suse.de>
2552 * gcse.c (free_ldst_entry): Only free hashtable if
2555 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2557 * function.c (assign_stack_local_1): Issue an error message if
2558 the frame size overflows in the signed target arithmetics.
2560 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2562 * tree.c (build_qualified_type): Chain the new type to the original
2563 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
2564 a POINTER_TYPE or a REFERENCE_TYPE respectively.
2565 (build_pointer_type_for_mode): Only return unqualified types.
2566 (build_reference_type_for_mode): Likewise.
2568 2005-11-09 Jakub Jelinek <jakub@redhat.com>
2570 * Makefile.in (gnucompare): Do comparison of all files using one of
2571 the chosen methods and only afterwards decide if just warning should
2572 be issued or comparison failure raised.
2574 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2576 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
2577 (noce_try_abs): Negate if the comparison is reversed.
2578 Look only one instruction backwards for a REG_EQUAL note.
2580 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
2583 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
2584 gthr-tpf.h: Define __gthrw. For all identifiers that might
2585 be weak, introduce weakrefs or non-weak aliases with __gthrw,
2586 and prefix all uses with __ghtrw.
2588 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
2591 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
2592 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
2593 * c-common.c (handle_weakref_attribute): New.
2594 (c_common_attribute_table): Add weakref.
2595 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
2597 * configure, config.in: Rebuilt.
2598 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
2599 * doc/extend.texi: Document weakref attribute.
2600 * varasm.c (ultimate_transparent_alias_target): New
2601 (assemble_name): Use it.
2602 (weak_finish_1): Split out of...
2603 (weak_finish): ... and deal with weakrefs in...
2604 (weakref_targets): ... new list.
2605 (globalize_decl): Clean up weakref_targets.
2606 (do_assemble_alias): Handle weakrefs.
2607 (finish_aliases_1): Do not reject weakrefs to external symbols.
2608 (assemble_alias): Handle weakrefs.
2610 2005-11-09 Richard Guenther <rguenther@suse.de>
2612 PR tree-optimization/24716
2613 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
2614 t_bool to track results from follow_ssa_edge.
2616 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2618 * final.c (force_source_line): New global variable.
2619 (final_scan_insn): Set it to true instead of clearing last_filename.
2620 (notice_source_line): Return true if force_source_line is true,
2621 unless source info is absent.
2623 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
2626 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
2627 a linkage name for a variable if it a register variable.
2628 * c-decl.c (grokdeclarator): Global register variables
2629 should be set as PUBLIC.
2631 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2634 * config/s390/s390.c (struct s390_frame_layout): New fields
2635 first_save_gpr_slot and last_save_gpr_slot.
2636 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
2637 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
2638 first_save_gpr and last_save_gpr with the _slot variants.
2639 (s390_register_info): Calculate first_save_gpr_slot and
2640 last_save_gpr_slot using regs_ever_live.
2642 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2645 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
2646 for a function containing a landing pad.
2648 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2651 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
2654 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
2656 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
2657 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
2659 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
2662 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
2664 (call,load,store): New insn types.
2665 (mem_access, branch_access): Adjust reservation conditions.
2666 (define_delay): Adjust condition.
2667 (decrement_and_branch_until_zero): Allow for ms2. Set branch
2669 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
2670 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
2672 (call_internal, call_value_internal, return_internal,
2673 return_interrupt_internal, eh_return_internal, indirect_jump,
2674 tablejump): Set call insn type.
2675 (blockage, ei, di): Use appropriate unspec const.
2676 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
2677 (ms1_get_attr_type): Adjust to give load & store types.
2678 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
2679 backwards past a barrier.
2680 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
2682 (struct branch_info, struct label_info): New.
2684 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
2685 (ms1_machine_reorg): New.
2686 (TARGET_MACHINE_DEPENDENT_REORG): Override.
2687 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
2688 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
2689 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
2692 2005-11-09 Per Bothner <per@bothner.com>
2693 Uros Bizjak <uros@kss-loka.si>
2696 * toplev.c (process_options): Initialize debug_hooks early
2697 in case lang_hooks.post_options ends up calling a debug_hook.
2699 2005-11-08 Jakub Jelinek <jakub@redhat.com>
2701 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
2702 DBX_REGISTER_NUMBER being contiguous.
2704 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
2705 Diego Novillo <dnovillo@redhat.com>
2708 * tree-vrp.c (register_edge_assert_for): Do not register
2709 always-false predicates.
2711 2005-11-08 Devang Patel <dpatel@apple.com>
2713 PR tree-optimization/23115
2714 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
2717 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
2719 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
2722 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
2724 Fix PR tree-optimization/23382
2726 * tree-ssa-alias.c (compute_may_aliases): Call
2727 delete_old_heap_vars.
2728 * tree-dfa.c (referenced_var_remove): New function.
2729 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
2730 * tree-flow.h (referenced_var_remove): Add prototype.
2731 (delete_old_heap_vars): Ditto.
2732 * tree-ssa-structalias.c (heapvars): New variable.
2733 (oldheapvars): Ditto.
2734 (get_constraint_for): Put heap vars on heapvars list.
2735 (delete_old_heap_vars): New function.
2737 2005-11-08 Jason Merrill <jason@redhat.com>
2739 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
2741 2005-11-08 Uros Bizjak <uros@kss-loka.si>
2744 * reg-stack.c (reg_to_stack): Update register liveness also
2745 for flag_sched2_use_traces.
2747 2005-11-08 Alan Modra <amodra@bigpond.net.au>
2750 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
2751 override prior explicit -mno-powerpc-gfxopt.
2753 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
2755 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
2756 if the bitsize is zero.
2757 * doc/md.texi (Standard Pattern Names): Document it.
2759 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
2760 (TARGET_PASS_BY_REFERENCE): Likewise.
2762 2005-11-07 Ian Lance Taylor <ian@airs.com>
2764 PR rtl-optimization/24683
2765 * config/i386/i386.c (legitimize_pic_address): If constant operand
2766 to PLUS is too large, put it in a register.
2768 2005-11-07 Jie Zhang <jie.zhang@analog.com>
2770 * configure.ac: Enable checking assembler dwarf2 support for bfin
2772 * configure: Regenerate.
2774 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
2778 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
2779 gen_easy_vector_constant_add_self): Delete.
2780 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
2782 (output_vec_const_move): Use gen_easy_altivec_constant.
2783 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
2784 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
2785 (easy_vector_constant_add_self): Rewritten.
2786 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
2787 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
2788 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
2789 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
2790 Macroize and adjust for the other changes.
2792 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
2796 * c-typeck.c (build_c_cast): Try using a shared constant, and see
2797 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
2799 2005-11-07 Jakub Jelinek <jakub@redhat.com>
2801 PR rtl-optimization/23567
2802 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
2803 (noce_process_if_block): Don't do any optimizations except
2804 if (cond) x = x; if !set_b and write into orig_x may trap
2805 or fault. Remove the MEM_READONLY_P check.
2807 2005-11-06 Diego Novillo <dnovillo@redhat.com>
2810 * tree-vrp.c (fix_equivalence_set): New.
2811 (extract_range_from_assert): Call it.
2813 2005-11-05 Ian Lance Taylor <ian@airs.com>
2816 * combine.c (apply_distributive_law): Don't distribute across a
2819 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
2821 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
2822 config/ms1/ms1.h, config/rs6000/predicates.md,
2823 config/s390/s390.c, params.def, postreload-gcse.c,
2824 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
2825 tree-vrp.c, tree.c: Fix comment typos.
2826 * doc/invoke.texi: Fix typos.
2828 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
2830 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
2831 for testing whether the data_dependence_relation contains distance
2832 vectors. Iterate over all distance vectors of the ddr.
2833 * lambda.h: Define a vec of lambda_vector pointers.
2834 * tree-data-ref.c (dump_data_dependence_relation,
2835 dump_data_dependence_direction): Iterate over all distance and
2836 direction vectors of the ddr.
2837 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
2839 (build_classic_dist_vector, build_classic_dir_vector): Push a set
2840 of distance/direction vectors instead of a single one.
2841 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
2842 lambda_vectors with a vec of lambda_vectors.
2843 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
2844 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
2845 DDR_NUM_DIST_VECTS): New.
2846 * tree-loop-linear.c (gather_interchange_stats): Test for the
2847 existence of distance vectors only after having checked that there
2848 is a dependence. Iterate over all distance vectors of the ddr.
2849 (linear_transform_loops): Use dump_data_dependence_relation.
2850 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
2851 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
2852 distance vectors of the ddr.
2854 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
2856 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
2857 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
2858 IS_INTHANDLER; all callers changed.
2859 (n_regs_saved_by_prologue): Take interrupt handler attributes into
2861 (do_link, do_unlink): New argument ALL; all callers changed.
2862 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
2863 If function isn't leaf, save and restore all registers.
2864 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
2867 2005-11-05 Jan Hubicka <jh@suse.cz>
2869 PR rtl-optimization/23490
2870 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
2871 max-flow-memory-location): Document.
2872 * flow.c: Include params.h
2873 (MAX_MEM_SET_LIST_LEN): Kill.
2874 (add_to_mem_set_list): Use new param.
2875 * cse.c (cse_basic_block): Replace 1000 by new param.
2876 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
2877 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
2878 * predict.c (predict_loops): Use new param.
2879 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
2881 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
2882 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
2883 Do not hold memory returned by cgraph_node_name across other call.
2885 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
2888 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
2891 2005-11-04 Jeff Law <law@redhat.com>
2894 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
2895 * tree-ssa-dom.c: Include params.h.
2896 (thread_across_edge): If there are too many statements in the
2897 target block, then do not thread through it.
2898 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
2899 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
2901 2005-11-03 Diego Novillo <dnovillo@redhat.com>
2904 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
2905 TODO_update_ssa instead of TODO_update_ssa_no_phi.
2907 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
2910 * tree-scalar-evolution.c (instantiate_parameters_1,
2911 instantiate_parameters, resolve_mixers): Compute the size of an
2912 expression to be instantiated and give up the instantiation if the
2913 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2915 2005-11-04 Richard Guenther <rguenther@suse.de>
2917 * tree-flow.h (ref_contains_indirect_ref): Rename to
2918 array_ref_contains_indirect_ref.
2919 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
2920 (array_ref_contains_indirect_ref): Make comment match the code
2922 (ref_contains_array_ref): Likewise.
2923 * tree-ssa-structalias.c (find_func_aliases): Remove call to
2924 ref_contains_indirect_ref.
2925 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2926 Rename calls to ref_contains_indirect_ref.
2928 2005-11-04 Paul Brook <paul@codesourcery.com>
2930 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
2931 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
2932 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2933 * config/arm/arm.md: Use match_operand in peephole input templates
2934 and match_dup in peephole output templates.
2936 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
2938 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
2941 2005-11-04 Mark Mitchell <mark@codesourcery.com>
2942 Daniel Jacobowitz <dan@codesourcery.com>
2944 * longlong.h (add_ssaaaa): Clobber condition code register
2946 (sub_ddmmss): Likewise.
2947 (umul_ppmm): Likewise.
2949 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
2950 Paul Brook <paul@codesourcery.com>
2951 Phil Blundell <pb@reciva.com>
2953 * configure.ac: Add test for ARM TLS support.
2954 * configure: Regenerated.
2955 * config/arm/arm-protos.h (legitimize_tls_address)
2956 (arm_tls_referenced_p, tls_mentioned_p)
2957 (arm_output_addr_const_extra): New prototypes.
2958 (thumb_legitimize_pic_address): Delete.
2959 * config/arm/arm.c: Include "gt-arm.h".
2960 (enum tls_reloc): New.
2961 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
2962 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
2963 (arm_call_tls_get_addr, legitimize_tls_address)
2964 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
2965 (arm_init_tls_builtins, arm_emit_tls_decoration)
2966 (arm_output_addr_const_extra): New functions.
2967 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
2968 (TARGET_HAVE_TLS): Define.
2969 (target_thread_pointer): New.
2970 (arm_override_options): Handle -mtp=.
2971 (legitimize_pic_address): Ignore UNSPECs.
2972 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
2974 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
2975 (tls_get_addr_libfunc): New variable.
2976 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
2977 (arm_init_builtins): Call arm_init_tls_builtins.
2978 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
2979 (arm_encode_section_info): Call default_encode_section_info.
2980 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
2981 (enum arm_tp_type): New.
2982 (target_thread_pointer): Add declaration.
2983 (LEGITIMATE_CONSTANT_P): Handle TLS.
2984 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
2985 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
2986 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
2987 * config/arm/arm.md: Add UNSPEC_TLS.
2988 (movsi): Handle TLS.
2989 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
2991 (tls_load_dot_plus_eight): New insn and a peephole to create it.
2992 (load_tp_hard, load_tp_soft): New insns.
2993 * arm.opt: Add -mtp=.
2994 * doc/invoke.texi (ARM Options): Document -mtp.
2996 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
2998 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
2999 * config/arm/libunwind.S: Include "lib1funcs.asm".
3000 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
3001 (LIB2ADDEH): Add libunwind.S.
3002 (LIB2ADDEHDEP): Add lib1funcs.asm.
3003 * mklibgcc.in: Handle asm files in libgcc_eh.a.
3005 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3008 * gcc/c.opt: Add a -lang-fortran option.
3009 * gcc/c-opts.c: Add a lang_fortran flag.
3010 (c_common_init_options): Handling the -lang-fortran option.
3011 (c_common_handle_option): Add a case for Fortran options in
3012 preprocessing. Remove cases for -ffixed-form and
3013 -ffixed-line-length. Add a case for -lang-fortran.
3015 2005-11-03 David Edelsohn <edelsohn@gnu.org>
3017 * config/rs6000/rs6000.c: Include params.h
3018 (optimization_options): Set max-grow-copy-bb-insns default to 16.
3019 (bdesc_2arg): Delete vpkuhss and vpkuwss.
3020 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
3021 (UNSPEC_VPKUWSS): Delete.
3022 (altivec_vpkuhss): Delete.
3023 (altivec_vpkuwss): Delete.
3024 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
3026 (neg_eq0<mode>): Remove final condition.
3027 (neg_eq<mode>): Remove condition and split-condition.
3029 2005-11-04 Alan Modra <amodra@bigpond.net.au>
3031 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
3032 Use associated print macros.
3034 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3037 * diagnostic.c (diagnostic_set_info_translated): New function.
3038 (diagnostic_set_info): Use it. Add comment.
3039 * diagnostic.h (diagnostic_set_info_translated): Declare.
3041 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
3043 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
3044 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
3045 reference only if 'public' is true.
3046 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
3047 emit the .hidden directive only if the indirect reference is public.
3048 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
3049 Pass it to dw2_force_const_mem.
3050 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
3051 * dwarf2out.c (output_cfi): Adjust calls to above function.
3052 (output_call_frame_info): Likewise.
3053 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
3054 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
3056 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
3058 PR tree-optimization/24483
3059 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
3060 field to elts if possible.
3062 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3065 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
3068 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
3070 Fix PR tree-optimization/24351
3072 * tree-ssa-structalias.c (struct variable_info): Add
3074 (get_varinfo_fc): New function to follow collapsing.
3075 (new_var_info): Set collapsed_to to NULL.
3076 (dump_constraint): Follow collapsing.
3077 (build_constraint_graph): Handle collapsing.
3078 (do_simple_structure_copy): Return false if something bad
3080 (collapse_rest_of_var): New function.
3081 (do_structure_copy): Collapse if do_simple_structure_copy returns
3084 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3087 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
3088 expressions to a statement list instead of gimplifying them.
3090 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3092 PR rtl-optimization/23585
3093 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
3094 that can't trap plus a constant integer, if the mode has zero size.
3096 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3099 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
3101 ("*insv<mode>_reg_extimm"): Likewise.
3103 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3106 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
3107 c_common_type_for_mode returns an unnamed type.
3109 2005-11-02 Richard Henderson <rth@redhat.com>
3113 * dwarf2out.c (dwarf2out_reg_save_reg): New.
3114 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
3115 * function.c (assign_parms): Use calls.internal_arg_pointer.
3116 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
3118 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
3119 (TARGET_CALLS): Add it.
3120 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
3121 * targhooks.c (default_internal_arg_pointer): New.
3122 * targhooks.h (default_internal_arg_pointer): Declare.
3123 * tree.h (dwarf2out_reg_save_reg): Declare.
3124 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
3125 * config/i386/i386.c (dbx_register_map): Add return column.
3126 (dbx64_register_map, svr4_dbx_register_map): Likewise.
3127 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
3128 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
3129 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
3130 (ix86_save_reg): Save force_align_arg_pointer.
3131 (ix86_emit_save_regs): Make regno unsigned.
3132 (ix86_emit_save_regs_using_mov): Likewise.
3133 (ix86_expand_prologue): Handle force_align_arg_pointer.
3134 (ix86_expand_epilogue): Likewise.
3135 * config/i386/i386.h: (dbx_register_map): Update.
3136 (dbx64_register_map, svr4_dbx_register_map): Update.
3137 (struct machine_function): Add force_align_arg_pointer.
3138 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
3139 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
3140 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
3142 2005-11-02 Jan Hubicka <jh@suse.cz>
3145 * i386.md: Add peep2 for simplyfing array accesses.
3147 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3150 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
3151 * config/s390/s390.c (s390_decompose_shift_count): New function.
3152 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
3153 (print_shift_count_operand): Use s390_decompose_shift_count.
3154 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
3155 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
3157 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3160 * loop.c (loop_givs_rescan): Use force_operand to expand
3163 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
3166 * fold-const.c (build_range_check): Use unsigned when signed
3167 overflow is undefined also. If etype is subtype, make sure that
3168 the subtraction is in the supertype.
3170 2005-11-02 Richard Henderson <rth@redhat.com>
3173 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
3176 2005-11-01 Richard Henderson <rth@redhat.com>
3179 * loop.c (scan_loop): Do not propagate computations to a hard
3180 register destination with SMALL_REGISTER_CLASSES.
3182 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
3184 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
3185 costs for MULT inside PLUS or MINUS.
3187 2005-11-01 Bob Wilson <bob.wilson@acm.org>
3189 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
3190 (TRAMPOLINE_SIZE): Round up to 60.
3191 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
3193 2005-10-31 James E. Wilson <wilson@specifix.com>
3196 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
3197 ifdef. Put ifdefs around call in gen_subprogram_die.
3198 (compute_frame_pointer_to_cfa_displacement): Likewise.
3199 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
3202 PR rtl-optimization/17356
3203 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
3204 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
3206 2005-10-31 Jan Hubicka <jh@suse.cz>
3209 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
3212 * i386.c (legitimize_pic_address): Deal with large immediates.
3215 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
3216 from symbol names while computing checkup.
3219 * predict.c (predict_loops): Do not estimate more than
3220 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
3221 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
3223 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
3225 PR tree-optimization/19097
3226 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
3228 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
3230 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
3232 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
3235 * tree-inline.c (setup_one_parameter): If the init_stmt
3236 is NULL, don't insert the statement.
3238 2005-10-30 Jan Hubicka <jh@suse.cz>
3240 PR tree-optimization/24172
3241 * tree-inline.c (copy_body_r): Unshare the substituted value first.
3243 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
3245 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
3246 constants for hosts with long != 32 bits.
3248 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3251 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
3253 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
3255 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
3256 (TARGET_MS1_16_002): New.
3257 (TARGET_MS1_16_003): New.
3259 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
3260 ("*decrement_and_branch_until_zero_no_clobber"): New.
3261 Add corresponding splitter for decrement_and_branch_until_zero
3263 Key all decrement_and_branch_until_zero patterns off of
3266 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
3269 * tree-complex.c (extract_component): Treat RESULT_DECL
3270 like the rest of the decls.
3272 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
3274 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
3275 indirect call to _mcount if the function needs a static chain.
3277 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
3278 Caroline Tice <ctice@apple.com>
3280 PR rtl-optimization/24460
3281 * dwarf2out.c (have_switched_text_sections): New boolean variable.
3282 (dwarf2out_switch_text_section): Set it to true instead of
3283 incrementing separate_line_info_table_in_use.
3284 (output_loc_list): Additionally test have_switched_text_sections.
3285 (output_ranges): Likewise.
3286 (dwarf2out_finish): Likewise.
3287 * varasm.c (assemble_start_function): Do not call
3288 insert_section_boundary_note.
3289 (assemble_end_function): If flag_reorder_blocks_and_partition,
3290 switch to the function's section before emitting the .size directive.
3291 * bb-reorder.c (insert_section_boundary_note): Staticify.
3292 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
3293 * output.h (insert_section_boundary_note): Delete.
3295 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
3298 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
3299 instead of pointer equality when comparing types.
3301 2005-10-24 James E. Wilson <wilson@specifix.com>
3303 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
3304 add_dependence_list_and_free calls.
3306 2005-10-24 Steven Bosscher <stevenb@suse.de>
3308 * contrib.texi: Add the names of the LLNL folks who donated
3309 Cray pointer support for gfortran.
3311 2005-10-24 Steven Bosscher <stevenb@suse.de>
3313 PR tree-optimization/24225
3314 * profile.c (branch_prob): Look from end to start through a
3315 basic block when looking for a locus.
3317 2005-10-24 Richard Henderson <rth@redhat.com>
3319 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
3321 (hppa_expand_prologue): Likewise.
3323 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3325 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
3326 (NO_DEFERRED_PROFILE_COUNTERS): Define.
3327 * pa.h (NO_PROFILE_COUNTERS): Define.
3328 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
3329 (funcdef_nos): New vector to hold label numbers of deferred profile
3331 (output_deferred_profile_counters): New function.
3332 (hppa_profile_hook): Push label number onto funcdef_nos.
3333 (pa_hpux_file_end): Call output_deferred_profile_counters if
3334 NO_DEFERRED_PROFILE_COUNTERS is false.
3336 * pa-protos.h (get_deferred_plabel): New prototype.
3337 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
3339 (output_call): Adjust calls.
3341 2005-10-24 Alan Modra <amodra@bigpond.net.au>
3343 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
3344 peculiarity of GOT/TOC section usage.
3346 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
3349 * c-common.c (constant_string_class_name): Add documentation.
3351 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
3354 * recog.c (peephole2_optimize): Increment peep2_current_count
3355 only when the slot is empty.
3357 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3360 * except.c (output_function_exception_table): Call
3361 assemble_external_libcall if we need a personality function.
3363 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3365 PR rtl-optimization/24460
3366 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
3367 set the basic block for barriers.
3369 2005-10-21 Janis Johnson <janis187@us.ibm.com>
3371 * var-tracking.c (vt_initialize): Initialize post.
3373 2005-10-21 Devang Patel <dpatel@apple.com>
3376 * c-common.c (vector_types_convertible_p): Check vector element type.
3378 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
3380 * config/sh/sh.c (prepare_move_operands): Handle the address
3381 constant which is a tls symbolic address plus a constant.
3383 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
3386 * gcc.c (main): Use the correct counter for erroring out
3387 about mulitple files.
3389 2005-10-21 Alan Modra <amodra@bigpond.net.au>
3392 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
3393 use r2 for 64-bit tls .got access.
3395 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
3397 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
3400 2005-10-20 Steven Bosscher <stevenb@suse.de>
3402 PR tree-optimization/24307
3403 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
3405 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
3408 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
3410 * varasm.c (find_decl_and_mark_needed): After cgraph global info
3411 is ready, stop marking functions, but still mark variables.
3413 2005-10-20 Richard Guenther <rguenther@suse.de>
3416 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
3419 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3421 PR rtl-optimization/23585
3422 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
3423 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
3424 (may_trap_p_1): New predicate extracted from...
3425 (may_trap_p): ... here. Invoke may_trap_p_1.
3426 (may_trap_or_fault_p): New predicate.
3427 * rtl.h (may_trap_or_fault_p): Declare it.
3428 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
3429 instead of may_trap_p.
3430 (steal_delay_list_from_fallthrough): Likewise.
3431 (fill_simple_delay_slots): Likewise.
3432 (fill_slots_from_thread): Likewise.
3433 * function.c (pad_to_arg_alignment): Rework comment about
3434 SPARC_STACK_BOUNDARY_HACK.
3435 * config/sparc/sparc.h: Likewise.
3437 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
3439 * config/s390/s390.c (s390_expand_insv): New.
3440 * config/s390/s390-protos.h (s390_expand_insv): Declare.
3441 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
3442 ("icm_hi"): Remove mode attribute.
3443 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
3445 ("*extracthi", "*extractqi"): Remove.
3446 (extv<mode>", "*extzv<mode>"): New.
3447 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
3448 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
3450 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3452 * cfgexpand.c (discover_nonconstant_array_refs_r,
3453 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
3454 (tree_expand_cfg): Call discover_nonconstant_array_refs.
3455 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3456 discover_nonconstant_array_refs.
3458 2005-10-19 Steven Bosscher <stevenb@suse.de>
3461 * c-decl.c (pop_scope): Don't warn about an unused variable
3462 if it is marked with TREE_NO_WARNING.
3463 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
3464 somenow mismatch and olddecl is to be replaced.
3466 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
3469 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
3470 whether registers live on the edge can be saved/restored.
3472 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
3474 * config/sh/sh.c (fixup_mova): Skip notes.
3476 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3478 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
3479 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
3480 (s390_can_eliminate): Handle BASE_REGNUM elimination.
3481 (s390_initial_elimination_offset): Likewise.
3482 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
3483 register on TARGET_ZARCH targets.
3484 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
3485 (INITIAL_FRAME_POINTER_OFFSET): Remove.
3486 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
3487 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
3489 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
3491 * config/s390/s390.md: Comment describing output modifiers updated.
3492 * config/s390/s390.c (print_operand): Likewise.
3494 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
3496 * config/s390/s390.c (override_options): Added check for -mstack-size
3498 * doc/invoke.texi: Mention that limit in the documenation.
3500 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
3503 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
3505 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
3507 Fix PR tree-optimization/24231
3509 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
3510 (compute_avail): Ditto.
3512 2005-10-18 Richard Henderson <rth@redhat.com>
3515 * config/i386/i386.c (legitimate_constant_p): Check
3516 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
3518 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
3519 (legitimate_pic_address_disp_p): Reorg CONST checking to make
3520 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
3522 (print_operand_address): Likewise.
3523 * config/i386/predicates.md (x86_64_immediate_operand): Test
3524 SYMBOL_REF_TLS_MODEL properly inside CONST.
3525 (x86_64_zext_immediate_operand): Likewise.
3526 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
3527 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
3528 * config/i386/i386-protos.h: Remove predicates.md entries.
3530 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
3532 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3533 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
3535 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
3536 Ian Lance Taylor <ian@airs.com>
3539 * fold-const.c (fold_widened_comparison): Do not allow range based
3540 constant folding when right operand cannot be unwidened.
3542 2005-10-17 Richard Henderson <rth@redhat.com>
3544 * builtins.c (expand_builtin_synchronize): Build a new-style asm
3545 with a memory clobber.
3547 2005-10-17 James E Wilson <wilson@specifix.com>
3549 PR rtl-optimization/17356
3550 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
3551 checking for EDGE_EH.
3553 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3555 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
3556 the slot on an even boundary for any type with 16-byte alignment.
3558 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
3561 * md.texi (Modifiers) <%>: Clarify that % doesn't work
3562 after register allocation.
3564 2005-10-17 DJ Delorie <dj@redhat.com>
3566 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
3569 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
3572 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
3575 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
3577 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
3578 to 2 if it's already non-zero.
3579 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
3580 is set and warn about it if flag_schedule_insns is 1.
3582 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
3584 * config/crx/crx.md: Compare-and-branch instructions need to
3587 2005-10-17 Uros Bizjak <uros@kss-loka.si>
3590 * config/i386/i386.md (*pushdi2_rex64 splitter)
3591 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
3592 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
3593 flow2 pass only when (optimize > 0 && flag_peephole2).
3595 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
3598 * gcc.c (have_c): New static variable.
3600 (process_command): Remove declation of have_c.
3601 Set have_o to 1 when handling -o.
3602 (main): Add a fatel error if there are multiple
3603 files specified and -o and -c/-S is passed witout
3604 -combine or multiple languages.
3606 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
3608 Fix PR tree-optimization/22444
3609 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
3610 Assert that we don't hit something with subvars.
3611 (setup_pointers_and_addressables): Don't add things with subvars,
3612 because we'll already process the subvars for aliasing purposes.
3614 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
3617 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
3618 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
3619 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
3620 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
3621 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
3622 swapped, alternatives for the R constraint.
3625 * builtins.c (get_builtin_sync_mode): Make unlimited
3626 mode_for_size request.
3628 2005-10-15 Richard Henderson <rth@redhat.com>
3630 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
3631 (gimplify_expr): ... here.
3632 (gimplify_compound_lval): Use it in initial scan loop. Allow
3633 fb_lvalue in base expression.
3635 2005-10-15 Richard Henderson <rth@redhat.com>
3638 * builtins.c (expand_builtin_trap): Export.
3639 * expr.h (expand_builtin_trap): Declare.
3640 * expr.c (expand_assignment): Emit a trap for integral offsets
3641 from registers that weren't reduced to bitpos.
3643 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
3644 (mark_array_ref_addressable): Remove.
3645 * tree-flow.h (mark_array_ref_addressable): Remove.
3646 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
3648 2005-10-15 James E Wilson <wilson@specifix.com>
3651 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
3652 (add_dependence_list_and_free): Likewise.
3653 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
3656 2005-10-15 Diego Novillo <dnovillo@redhat.com>
3660 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
3661 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
3663 (vrp_visit_phi_node): Only prevent infinite iterations when
3664 the previous result and the new result are both VR_RANGEs.
3666 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
3668 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
3671 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3674 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
3677 2005-10-14 Per Bothner <per@bothner.com>
3679 PR preprocessor/21250
3680 * c-ppoutput.c (print_line): Print internal line 0 as 1.
3682 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
3685 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
3686 overflow flags. Refactor some conditionals.
3688 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
3691 * tree-dfa.c (add_referenced_var): Only look at decls which
3692 have TREE_CONSTANT or TREE_READONLY set instead of if
3693 !TREE_PUBLIC or !TREE_CONSTANT.
3695 2005-10-13 James E Wilson <wilson@specifix.com>
3697 * doc/invoke.texi: For -x, add f95-cpp-input.
3698 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
3700 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
3702 PR tree-optimization/24262
3703 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
3704 in loop all the time.
3706 2005-10-12 Richard Henderson <rth@redhat.com>
3709 * tree.h (DECL_TRANSPARENT_UNION): Remove.
3710 * function.c (assign_parm_find_data_types): Don't support it.
3711 * print-tree.c (print_node): Likewise.
3712 * c-common.c (handle_transparent_union_attribute): Likewise.
3713 Use build_duplicate_type.
3714 * tree-inline.c (remap_type_1): Split out of remap_type;
3715 properly remap aggregate fields.
3716 (build_duplicate_type): New.
3717 * doc/extend.texi (Variable Attributes): Remove documentation
3718 for transparent_union.
3720 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3723 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
3724 (gen_stack_pointer_dec): Likewise.
3726 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
3730 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
3732 (struct cxx): Add adjust_class_at_definition target hook.
3733 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
3734 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
3735 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
3736 hook_void_tree. Add to TARGET_CXX.
3737 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
3739 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
3740 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
3741 instead of attribute. Check for dllexport override. Warn if
3742 inconsistent dll linkage. Don't lose old dllimport if decl has
3743 had address referenced. Tweak lookup of dllimport atribute.
3744 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
3745 for target specific rules. Don't add dllimport attribute if
3746 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
3747 dllimport attribute.
3748 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
3749 * varasm.c (initializer_constant_valid_p): Replace
3750 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
3754 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
3755 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
3756 (i[34567]86-*-mingw32*): Likewise.
3758 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
3759 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
3761 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
3762 C++-specific code. Change return value to bool.
3763 (i386_pe_dllimport_p): Likewise.
3764 (associated_type): Simplify and make language-independent
3765 (i386_pe_encode_section_info): Replace override of ambiguous
3766 dllimport symbol refs with a gcc_assert.
3767 (i386_pe_valid_dllimport_attribute_p): Define.
3768 * config/i386/winnt-cxx.c: New file. Define C++ versions of
3769 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
3770 i386_pe_adjust_class_at_definition.
3771 * config/i386/winnt-stubs.c: New file. Define stub versions of
3772 lang-specific functions.
3773 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
3774 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
3775 i386_pe_adjust_class_at_definition.
3776 (i386_pe_valid_dllimport_attribute_p): Declare.
3777 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
3778 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
3779 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
3782 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
3783 dllimport attribute with test of DECL_DLLIMPORT_P.
3785 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
3787 * combine.c (make_extraction): Correct offset computation.
3789 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
3791 * config/cris/t-linux (LIMITS_H_TEST): Define.
3793 2005-10-12 Richard Henderson <rth@redhat.com>
3796 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
3798 2005-10-12 Richard Guenther <rguenther@suse.de>
3800 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
3802 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
3805 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
3806 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
3809 2005-10-12 Richard Guenther <rguenther@suse.de>
3812 * varasm.c (output_constant): Correct typo from previous
3815 2005-10-11 Ian Lance Taylor <ian@airs.com>
3817 PR rtl-optimization/13931
3818 * combine.c: Revert patch of 2003-05-14, and:
3819 (try_combine): Only set elim_i1 and elim_i2 if the destination is
3820 completely killed in the appropriate insn.
3821 (distribute_notes): Don't skip multiple hard register test for
3822 elim_i1 and elim_i2.
3824 2005-10-11 Richard Henderson <rth@redhat.com>
3827 * c-typeck.c (convert_for_assignment): Use build_constructor_single
3828 to initialize a transparent union instead of a nop_expr.
3830 2005-10-11 Richard Henderson <rth@redhat.com>
3832 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
3833 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
3834 (tree_ssa_dce_loop): Call scev_reset.
3837 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
3838 * tree-ssa-dce.c: Include cfgloop.h.
3839 (tree_ssa_dce_loop, pass_dce_loop): New.
3840 * tree-pass.h (pass_dce_loop): Declare it.
3841 * passes.c (init_optimization_passes): Use it.
3843 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
3846 * convert.c (convert_to_real): Revert 2005-10-05 patch.
3847 Only apply the optimization for rounding builtins if the inner
3848 cast is also an extension.
3850 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
3853 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
3854 mark_new_vars_to_rename instead of update_stmt.
3856 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
3858 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
3860 2005-10-11 Jakub Jelinek <jakub@redhat.com>
3862 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
3863 for setting MMX register to 0 rather than mmx.
3865 2005-10-10 Steve Ellcey <sje@cup.hp.com>
3868 * configure.ac: Move gas check from mips specific case to common case.
3869 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
3870 * configure: Regenerate
3871 * doc/install.texi: Update.
3873 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3876 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
3878 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
3880 * gcc.c (do_spec_1): Accept numeric characters in file name
3883 2005-10-10 Nick Clifton <nickc@redhat.com>
3885 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
3886 describing the deleted arm_gen_rotated_half_load function.
3888 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
3890 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
3893 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
3895 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
3897 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
3898 (EXTRA_MULTILIB_PARTS): Define.
3899 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
3900 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
3901 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
3902 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
3903 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
3904 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
3906 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
3908 PR tree-optimization/24226
3909 * tree-cfg.c (remove_bb): Clean up unreachable loops.
3910 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
3911 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
3914 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3916 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
3918 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
3921 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
3922 Rewrite for no need for the early clobber.
3924 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
3926 Merge from csl-arm-branch:
3927 2005-09-07 Paul Brook <paul@codesourcery.com>
3928 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
3931 2005-04-30 Paul Brook <paul@codesourcery.com>
3932 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
3933 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
3935 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
3936 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
3937 (arm_override_options): Use TARGET_AAPCS_BASED.
3938 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
3939 (PTRDIFF_TYPE): Use int for AAPCS.
3940 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
3941 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
3942 (DEFAULT_SHORT_ENUMS): Delete.
3943 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
3945 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
3946 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
3947 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
3948 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
3950 2004-12-03 Mark Mitchell <mark@codesourcery.com>
3951 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
3953 2004-11-22 Mark Mitchell <mark@codesourcery.com>
3954 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
3956 2004-11-19 Mark Mitchell <mark@codesourcery.com>
3957 * config.gcc (arm*-*-linux-gnueabi): Add it.
3958 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
3960 (TARGET_OS_CPP_BUILTINS): Likeiwse.
3961 * config/arm/linux-eabi.h: New file.
3962 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
3963 (LINUX_TARET_LINK_SPEC): Likewise.
3964 (LINK_SPEC): Use it.
3965 * config/arm/t-linux-eabi: New file.
3967 2005-10-08 Steven Bosscher <stevenb@suse.de>
3970 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
3972 (PARAM_SMS_DFA_HISTORY): Likewise.
3974 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
3977 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
3978 (load_register_parameters): Call it.
3979 (check_sibcall_argument_overlap_1): Likewise.
3980 (store_one_arg): Likewise.
3982 2005-10-07 James E. Wilson <wilson@specifix.com>
3984 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
3985 DImode not VECINT24 for operand 2.
3988 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
3992 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
3993 fr_spill): Use destination_operand for operand 0.
3995 2005-10-07 DJ Delorie <dj@redhat.com>
3997 * varasm.c (output_constant): Limit error to expanding
4000 2005-10-07 Richard Guenther <rguenther@suse.de>
4003 * fold-const.c (fold_binary): Fix operand types during folding
4004 of X op (A, Y). Evaluation order of the side-effects of
4005 X and A are frontend-defined, so ensure we honour that even for
4006 tcc_comparison class operands; eased by removing duplicate code.
4008 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4010 * stor-layout.c (layout_type): Do not allow alignment of array
4011 elements to be greater than their size.
4013 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4015 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
4017 (hppa*-*-linux*): Ditto.
4018 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
4019 * config/host-hpux.c: New.
4020 * config/x-hpux: New.
4021 * config/pa/x-hpux: Remove.
4022 * config/pa/x-linux: Remove.
4023 * config/pa/pa-host.c: Remove.
4025 2005-10-07 Jeff Law <law@redhat.com>
4027 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
4028 determine whether or not to try and thread outgoing edges.
4030 2005-10-07 David Edelsohn <edelsohn@gnu.org>
4032 * config/rs6000/rs6000.md (eqsi_power): New.
4033 (neg_eq0si): Add TARGET_POWER to final condition.
4036 2005-10-06 Richard Henderson <rth@redhat.com>
4038 * config/rs6000/rs6000.c: Revert last change.
4040 2005-10-06 Richard Henderson <rth@redhat.com>
4042 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
4043 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
4045 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4049 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
4050 out return_label and naked_return_label.
4052 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4054 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
4057 2005-10-06 Richard Henderson <rth@redhat.com>
4060 * tree-inline.c (declare_return_variable): Handle modify_dest not
4063 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4065 Fix PR tree-optimization/22488
4066 * tree-ssa-structalias.c (check_for_overlaps): New function.
4067 (create_variable_info_for): Use it.
4069 2005-10-06 Richard Henderson <rth@redhat.com>
4072 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
4073 (dwarf2out_start_source_file): Print it.
4075 2005-10-06 Geoffrey Keating <geoffk@apple.com>
4077 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
4079 2005-10-06 Richard Henderson <rth@redhat.com>
4082 * mode-switching.c (optimize_mode_switching): Clear transp bit
4083 for block with incomming abnormal edges.
4085 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
4086 (fpscr_set_from_mem): Use them.
4087 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
4088 (fpscr postinc splitters): Rewrite as peephole2+split.
4090 2005-10-06 David Edelsohn <edelsohn@gnu.org>
4092 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
4093 (eq<mode>_compare): Same.
4095 2005-10-06 Richard Guenther <rguenther@suse.de>
4097 PR tree-optimization/24238
4098 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
4100 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
4102 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
4103 here. Use AC_PATH_PROG for environment variables instead of
4105 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
4107 * configure: Regenerated.
4109 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
4112 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
4113 then force it into a register.
4114 (call_value): Likewise.
4116 2005-10-06 Richard Henderson <rth@redhat.com>
4119 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
4120 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
4121 under pass_vectorize.
4123 2005-10-05 Devang Patel <dpatel@apple.com>
4126 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
4127 handling constants. Check NAMESPACE_DECL context for constants.
4129 2005-10-05 Eric Christopher <echristo@apple.com>
4131 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
4133 2005-10-05 Richard Henderson <rth@redhat.com>
4136 * tree-cfg.c (mark_array_ref_addressable_1): New.
4137 (mark_array_ref_addressable): New.
4138 * tree-flow.h (mark_array_ref_addressable): Declare.
4139 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
4141 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
4145 * reload.c (subst_reloads): When adding a REG_LABEL to a
4146 jump instruction, also update JUMP_LABEL.
4148 2005-10-05 David Edelsohn <edelsohn@gnu.org>
4150 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
4151 * bb-reorder.c (copy_bb_p): Use it.
4152 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
4154 2005-10-05 Richard Henderson <rth@redhat.com>
4157 * toplev.c (process_options): Warn about unsupported combinations
4158 of unwind tables and omit-frame-pointer.
4159 * config/i386/i386.c (override_options): Similarly. Enable
4160 accumulate-outgoing-args if not explicitly disabled.
4162 2005-10-05 Steve Ellcey <sje@cup.hp.com>
4164 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
4165 Handle big endian vs. small endian.
4166 (vec_initv2sf): Handle big endian vs. small endian.
4167 (*vec_extractv2sf_1): Ditto.
4169 2005-10-05 Dale Johannesen <dalej@apple.com>
4171 * convert.c (convert_to_real): Don't convert
4172 (float)floor(double d) to floorf((float)d).
4174 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
4176 * config/arm/arm.md (insv): Use gen_int_mode in more places.
4178 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
4180 PR tree-optimization/18587
4181 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
4182 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
4183 build_vuses): Change to VEC type.
4184 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
4185 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
4186 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
4187 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
4188 (get_name_decl): New. Return DECL_UID of base variable.
4189 (operand_build_cmp): New. qsort comparison routine.
4190 (operand_build_sort_virtual): New. Sort virtual build vector.
4191 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
4192 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
4193 (FINALIZE_BASE): Use get_name_decl.
4194 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
4195 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
4196 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
4197 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
4198 direct VEC_* manipulations.
4199 (build_ssa_operands): Call operand_build_sort_virtual.
4200 (copy_virtual_operand, create_ssa_artficial_load_stmt,
4201 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
4202 with direct VEC_* manipulations.
4203 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
4204 with direct VEC manipulations.
4206 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
4208 PR tree-optimization/21419
4209 PR tree-optimization/24146
4210 PR tree-optimization/24151
4212 * c-typeck.c (readonly_error): Handle USE being lv_asm.
4213 (build_asm_expr): Call it if outputs are read-only.
4214 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
4216 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
4217 Paolo Bonzini <bonzini@gnu.org>
4221 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
4222 enable the instructions and not just the built-ins.
4223 * doc/invoke.texi (x86 Options): Likewise.
4225 2005-10-04 Geoffrey Keating <geoffk@apple.com>
4227 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
4229 * doc/invoke.texi (Option Summary): Correct spelling
4230 of -mmacosx-version-min.
4232 2005-10-04 Devang Patel <dpatel@apple.com>
4234 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
4237 2005-10-04 Steve Ellcey <sje@cup.hp.com>
4239 * tree-vect-transform.c (vect_create_epilog_for_reduction):
4240 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
4242 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
4244 * config/s390/s390.md ("TDSI","DP"): New mode macros.
4245 ("TE","tg"): New mode attributes.
4246 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
4247 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
4248 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
4249 dword_mode and one for GPRmode.
4251 2005-10-04 Ian Lance Taylor <ian@airs.com>
4253 PR preprocessor/13726
4254 * c-ppoutput.c (cb_include): Add comments parameter, and print out
4255 any comments passed in.
4257 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4259 * tree.c (annotate_with_file_line): Fix typo.
4261 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4264 * builtins.c (fold_builtin_memcmp): When constructing the pointer
4265 type used to access data in the inlined length == 1 case, use
4266 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
4267 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
4269 2005-10-04 Uros Bizjak <uros@kss-loka.si>
4271 * config/i386/i386.h (TARGET_FISTTP): Enable also for
4272 TARGET_SSE3 and only for TARGET_80387.
4273 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
4274 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
4275 Do not depend on TARGET_80387.
4277 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4279 * tree.c (last_annotated_node): Change type to location_t*.
4280 (annotate_with_file_line): Reflect the change of
4281 last_annotated_node type.
4283 2005-10-04 Richard Guenther <rguenther@suse.de>
4286 * c-decl.c (grokdeclarator): Don't write to fields
4289 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4292 * c-decl.c (finish_decl): Use set_user_assembler_name even for
4294 * varasm.c (make_decl_rtl): If a register variable does not
4295 have a set user assmbler name, error out.
4296 Decode the asmspec is now name+1 bypassing '*'.
4298 2005-10-04 Steven Bosscher <stevenb@suse.de>
4300 PR tree-optimization/23049
4301 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
4302 of a COND_EXPR is folded before calling fold on the whole rhs of a
4303 conditional assignment.
4304 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
4305 document that a COND_EXPR may appear there.
4307 2005-10-03 Diego Novillo <dnovillo@redhat.com>
4310 * tree-vrp.c (extract_range_from_assert): If the new numeric
4311 range created out of the assertion contradicts the existing
4312 numeric range of the ASSERT_EXPR variable, make the new range
4315 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
4317 * config/sh/sh.c (sh_register_move_cost): Add case for moving
4318 from T_REGS to FP register class.
4320 2005-10-03 Richard Henderson <rth@redhat.com>
4323 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
4324 before creating a new one.
4326 2005-10-03 David Edelsohn <edelsohn@gnu.org>
4328 * config/rs6000/t-aix43 (LDFLAGS): New.
4329 * config/rs6000/t-aix52 (LDFLAGS): New.
4331 2005-10-03 Ian Lance Taylor <ian@airs.com>
4333 * gimplify.c (find_single_pointer_decl_1): New static function.
4334 (find_single_pointer_decl): New static function.
4335 (internal_get_tmp_var): For a formal variable, set restrict base
4336 information if appropriate.
4337 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
4339 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
4340 (DECL_GET_RESTRICT_BASE): Define.
4341 (SET_DECL_RESTRICT_BASE): Define.
4342 (decl_restrict_base_lookup): Declare.
4343 (decl_restrict_base_insert): Declare.
4344 (struct tree_decl_with_vis): Add based_on_restrict_p field.
4345 * tree.c (restrict_base_for_decl): New static variable.
4346 (init_ttree): Initialize restrict_base_for_decl.
4347 (copy_node_stat): Copy restrict base information.
4348 (decl_restrict_base_lookup): New function.
4349 (decl_restrict_base_insert): New function.
4350 (print_restrict_base_statistics): New static function.
4351 (dump_tree_statistics): Call print_restrict_base_statistics.
4353 2005-10-02 Diego Novillo <dnovillo@redhat.com>
4356 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
4357 case of anti-ranges.
4359 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
4362 * c-typeck.c (tagged_tu_seen): Rename to ...
4363 (tagged_tu_seen_cache): this and add val field.
4364 (comptypes): Move functional to comptypes_internal
4365 and free tagged_tu_seen.
4366 (comptypes_internal): New function and call comptypes_internal
4367 instead of comptypes. Speed up by sibcalling
4368 tagged_types_tu_compatible_p.
4369 (alloc_tagged_tu_seen): New function
4370 (free_all_tagged_tu_seen_up_to): New function.
4371 (tagged_types_tu_compatible_p): Return the val of the seen two
4373 Add that the two types are the same to tagged_tu_seen_base
4374 if they are and call comptypes_internal instead of comptypes.
4375 <case UNION_TYPE>: Speed up common type where the fields are
4377 (function_types_compatible_p): Call comptypes_internal instead of
4379 (type_lists_compatible_p): Likewise.
4380 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
4382 2005-10-02 Matthias Klose <doko@debian.org>
4384 * doc/invoke.texi: Fix typo and speling error.
4386 2005-10-01 Richard Henderson <rth@redhat.com>
4388 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
4390 2005-10-01 Mark Mitchell <mark@codesourcery.com>
4392 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
4393 using --start-group and --end-group.
4395 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4397 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
4398 FIXME note regarding quirky semantics.
4400 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4403 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
4404 non-null range as a last resort.
4406 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
4407 Diego Novillo <dnovillo@redhat.com>
4410 * tree-vrp.c (extract_range_from_assert): For !=
4411 assertions, only build an anti-range if LIMIT is a
4412 single-valued range.
4414 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
4416 * arm.md (movqi): On thumb when optimizing, handle loading from
4417 memory by describing this as taking a subreg of a zero-extended load
4418 into an SImode register.
4421 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
4423 * reload1.c (merge_assigned_reloads): Do not change any
4424 RELOAD_FOR_OUTPUT_ADDRESS reloads.
4426 2005-09-30 Geoffrey Keating <geoffk@apple.com>
4428 * Makefile.in (LIPO_FOR_TARGET): Define.
4429 (STRIP_FOR_TARGET): Define.
4431 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
4432 before creating new ones. Do symlinks before creating the actual
4435 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
4436 to work out which multilibs are actually being built.
4438 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
4440 * tree-vect-transform.c, config/ms1/ms1.md,
4441 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
4442 Follow spelling conventions.
4443 * doc/invoke.texi, doc/md.texi: Fix typos.
4445 2005-09-30 Andrew Macleod <amacleod@redat.com>
4447 PR tree-optimization/21430
4448 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
4449 use operands, and set stmt pointer if need be.
4450 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
4451 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
4454 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4457 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
4459 2005-09-29 Mark Mitchell <mark@codesourcery.com>
4461 * optabs.c (expand_binop): Initialize first_pass_p.
4463 2005-09-29 Jakub Jelinek <jakub@redhat.com>
4466 * c-decl.c (c_write_global_declarations_1): If any
4467 wrapup_global_declaration_2 call returned true, restart the loop.
4469 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
4471 Fix PR tree-optimization/24117
4472 * tree-ssa-structalias.c (find_func_aliases): Strip nops
4473 before considering whether to use anyoffset.
4475 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
4479 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
4481 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
4483 (swap_commutative_operands_with_target): New.
4485 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
4488 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
4491 2005-09-29 Steven Bosscher <stevenb@suse.de>
4493 PR tree-optimization/23911
4494 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
4495 and IMAGPART_EXPR too.
4497 2005-09-28 Mark Mitchell <mark@codesourcery.com>
4500 * expmed.c (expand_shift): Move logic to reverse rotation
4501 direction when rotating by constants ...
4502 * optabs.c (expand_binop): ... here.
4503 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
4504 (ix86_rotrdi3): New pattern.
4505 (rotldi3): Handle 32-bit mode.
4506 (ix86_rotldi3): New pattern.
4508 2005-09-29 Alan Modra <amodra@bigpond.net.au>
4511 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
4512 check for numbers that need no bit twiddle.
4514 2005-09-28 Geoffrey Keating <geoffk@apple.com>
4516 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
4517 multilib to be built.
4519 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
4520 (stage1-start): Delete old libgcc and libunwind before moving
4521 anything into the stage directory.
4522 (stage2-start): Likewise.
4523 (stage3-start): Likewise.
4524 (stage4-start): Likewise.
4525 (stageprofile-start): Likewise.
4526 (stagefeedback-start): Likewise.
4527 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
4528 header in tm_file and CPU-specific t-darwin in tmake_file.
4529 (i[34567]86-*-darwin*): Don't change tm_file.
4530 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
4531 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
4532 shared library stub for target OS version.
4533 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
4534 (SHLIB_LINK): Don't make SHLIB_SOLINK.
4535 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
4536 (libgcc_s.%.dylib): New.
4538 (install-darwin-libgcc-stubs): New.
4539 (INSTALL_LIBGCC): New append.
4540 * config/i386/darwin-libgcc.10.4.ver: New.
4541 * config/i386/darwin-libgcc.10.5.ver: New.
4542 * config/i386/t-darwin: New.
4543 * config/rs6000/darwin-libgcc.10.4.ver: New.
4544 * config/rs6000/darwin-libgcc.10.5.ver: New.
4545 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
4546 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
4548 2005-09-28 Paul Brook <paul@codesourcery.com>
4550 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
4553 2005-09-28 Richard Guenther <rguenther@suse.de>
4555 PR tree-optimization/23853
4556 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
4557 host_integerp to verify misalignment value.
4559 2005-09-28 Richard Henderson <rth@redhat.com>
4561 * builtins.c (get_builtin_sync_mode): New.
4562 (expand_builtin_sync_operation): Pass in mode argument.
4563 (expand_builtin_compare_and_swap): Likewise.
4564 (expand_builtin_lock_test_and_set): Likewise.
4565 (expand_builtin_lock_release): Likewise.
4566 (expand_builtin): Update to match.
4568 2005-09-28 Nick Clifton <nickc@redhat.com>
4570 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
4571 formatting. Add check to PLUS case to ensure that the offset is
4572 within an acceptable range.
4574 * config/v850/v850.md (casesi): Disable the generation of the
4575 switch pattern as it is not being handled properly at the moment.
4577 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
4578 for when the high words are identical.
4580 2005-09-27 Richard Henderson <rth@redhat.com>
4582 * pretty-print.c (pp_base_format): Fix typo for %>.
4584 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
4585 Devang Patel <dpatel@apple.com>
4587 PR tree-optimization/23625
4588 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
4589 LABEL_EXPR, assertion check.
4591 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
4593 * optabs.c (no_conflict_move_test): Check if a result of a
4594 to-be-moved insn would be clobbered by an originally
4597 2005-09-27 Jeff Law <law@redhat.com>
4599 * passes.c (init_optimization_passes): Replace copy propagation
4600 passes immediately after DOM with phi-only copy propagation
4601 pases. Add phi-only copy propagation pass after first DOM pass.
4602 * tree-pass.h (pass_phi_only_copy_prop): Declare.
4603 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
4604 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
4605 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
4606 to init_copy_prop. Callers updated.
4607 (do_phi_only_copy_prop): New function.
4608 (pass_phi_only_copy_prop): New pass descriptor.
4610 2005-09-27 Nick Clifton <nickc@redhat.com>
4612 * libgcc2.c (__popcount_tab): Remove redundant prototype.
4614 2005-09-26 Jason Merrill <jason@redhat.com>
4617 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
4619 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
4621 2005-09-26 James E Wilson <wilson@specifix.com>
4623 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
4624 copyright. Add gcc copyright plus libgcc exception.
4625 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
4627 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
4629 2005-09-26 Jeff Law <law@redhat.com>
4631 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
4632 about when to iterate.
4634 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
4637 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
4638 for __complex__ double in -mcpu=G5 mode.
4640 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
4642 PR tree-optimization/23942
4643 * Makefile.in (SCEV_H): Depends on PARAMS_H.
4644 * tree-scalar-evolution.c: Include params.h.
4646 (follow_ssa_edge, follow_ssa_edge_in_rhs,
4647 follow_ssa_edge_in_condition_phi_branch,
4648 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
4649 Change return type to t_bool. Use a parameter to limit the size of
4650 trees that are walked before stopping
4651 (analyze_evolution_in_loop): Initialize the limit to 0.
4652 (follow_ssa_edge): Give up by returning t_dont_know if the limit
4653 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4655 2005-09-26 Uros Bizjak <uros@kss-loka.si>
4658 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
4659 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
4661 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
4663 * combine.c (make_extraction): Check for valid use of subreg.
4665 2005-09-26 Uros Bizjak <uros@kss-loka.si>
4668 * config/i386/i386.md ("*fistdi2_1"): New pattern.
4669 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
4670 ("fist<mode>2_with_temp"): Use only register operands.
4672 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
4674 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
4675 CALL_INSN_FUNCTION_USAGE.
4677 2005-09-26 Richard Guenther <rguenther@suse.de>
4680 * gcse.c: Include hashtab.h, define ldst entry hashtable.
4681 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
4682 (ldst_entry): Use the hashtable instead of list-walking.
4683 (find_rtx_in_ldst): Likewise.
4684 (free_ldst_entry): Free the hashtable.
4685 (compute_ld_motion_mems): Create the hashtable.
4686 (trim_ld_motion_mems): Remove entry from hashtable if
4687 removing it from list.
4688 (compute_store_table): Likewise^2.
4689 (store_motion): Free hashtable in case we did not see
4692 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
4694 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
4695 and arg1 if we are passing them to fold_build2.
4697 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
4700 * config/i386/i386.c (ix86_function_regparm): Fix the test for
4703 2005-09-25 Richard Henderson <rth@redhat.com>
4705 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
4706 SYMBOL_REF_TLS_MODEL to be correct.
4708 2005-09-24 Richard Henderson <rth@redhat.com>
4710 * ipa-type-escape.c (discover_unique_type): Remove dead code at
4711 end of function. Reindent.
4713 2005-09-24 Ian Lance Taylor <ian@airs.com>
4715 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
4716 NEGATE_EXPR/BIT_NOT_EXPR case.
4718 2005-09-24 Richard Henderson <rth@redhat.com>
4720 * c-common.c (handle_mode_attribute): When not modifying in place,
4721 create subtypes for enumerations.
4722 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
4723 * gimplify.c (create_tmp_from_val): Likewise.
4725 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
4727 * config/i386/i386.md (*tls_global_dynamic_64,
4728 *tls_local_dynamic_base_64): Add missing mode to call.
4729 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
4731 2005-09-24 Jan Hubicka <jh@suse.cz>
4733 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
4734 (cgraph_clone_node): Likewise.
4735 * cgraph.h (cgraph_clone_edge): Update prototype.
4736 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
4737 duplicated prototypes; add updating argument.
4738 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
4739 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
4741 (cgraph_mark_inline_edge): Likewise.
4742 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
4743 (cgraph_flatten_node): Likewise.
4744 (cgraph_decide_recursive_inlining): Likewise.
4745 (cgraph_decide_inlining_of_small_function): Likewise.
4746 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4748 2005-09-23 David Edelsohn <edelsohn@gnu.org>
4749 Pete Steinmetz <steinmtz@us.ibm.com>
4751 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
4752 (rldic.): Set type to "compare".
4754 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
4755 mfjmpr for MFCTR/MFLR.
4756 (movdf_hardfloat64): Same.
4757 (movdf_softfloat64): Same. Correct order of store and move types.
4758 (movti_string): Set type to store_ux/load_ux.
4759 (load_multiple): Set type to load_ux.
4760 (store_multiple): Set type to store_ux.
4761 (movmemsi): Set type to store_ux.
4762 (output_cbranch direct_return): Set type to jmpreg.
4763 (stmw): Set type to store_ux.
4764 (lmw): Set type to load_ux.
4765 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
4766 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
4767 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
4768 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
4769 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
4770 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
4771 (rios1-fpstore): Increase latency to 3.
4772 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
4773 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
4775 2005-09-23 David Edelsohn <edelsohn@gnu.org>
4776 Andrew Pinski <pinskia@physics.uc.edu>
4778 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
4779 operand2 constraint to "b".
4780 (sync_<fetchop_name>di_internal): Same.
4781 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
4783 (sync_old_<fetchop_name>di_internal): Same.
4784 (sync_new_<fetchop_name>si_internal): Same.
4785 (sync_new_<fetchop_name>di_internal): Same.
4787 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
4790 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
4791 case, define as macros.
4793 PR rtl-optimization/23837
4794 * optabs.c (no_conflict_move_test): Don't set must_stay for a
4795 clobber / clobber match between dest and p->first.
4797 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
4798 (no_conflict_move_test): Update comments.
4800 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
4802 * doc/install.texi: Update URL for Jacks.
4803 * doc/sourcebuild.texi: Likewise.
4805 2005-09-22 David Edelsohn <edelsohn@gnu.org>
4808 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
4809 registers when choosing register preferences.
4810 (movdf_hardfloat64): Same.
4812 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
4814 * expmed.c (expand_shift): Don't use the target of the rotate as
4815 target for the first expanded shift insn.
4816 * testsuite/gcc.dg/20050922-1.c: Testcase added.
4818 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
4820 PR tree-optimization/22438
4821 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
4822 preserved iv rhs rewriting specially.
4824 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
4826 * tree-data-ref.c (analyze_array_indexes): Only estimate when
4827 estimate_only is true.
4828 * tree-flow.h (ref_contains_indirect_ref): New prototype.
4829 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
4830 tree-ssa-structalias.c
4831 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
4832 ref_contains_indirect_ref.
4833 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
4835 2005-09-21 DJ Delorie <dj@redhat.com>
4837 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
4839 (mn10300_return_in_memory): Support variable size types also.
4840 (mn10300_pass_by_reference): Likewise.
4841 (mn10300_function_value): New.
4842 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
4843 (FUNCTION_OUTGOING_VALUE): Likewise.
4844 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
4845 * doc/invoke.texi: Document it.
4847 2005-09-21 Uros Bizjak <uros@kss-loka.si>
4850 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
4851 force integer op1 into register for XFmode compares.
4853 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
4856 * expmed.c (alg_code): Add alg_impossible.
4857 (alg_hash_entry): Add cost.
4858 (synth_mult): Record alg_impossible in the hash table if
4859 multiplication by a given integer is impossble within the
4860 limit. Speed up using alg_impossible.
4862 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
4864 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
4865 argument. Allow and set any offset if needs_anyoffset is passed
4867 (get_constraint_for): Add argument here too.
4869 (do_structure_copy): Pass NULL to get_constraint_for.
4870 (handle_ptr_arith): Ditto.
4871 (find_func_aliases): Ditto.
4873 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
4875 PR rtl-optimization/23898
4876 * output.h (get_attr_min_length): Declare.
4877 * final.c (get_attr_length_1): New function, broken out of:
4879 (get_attr_min_length): New function.
4880 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
4881 (duplicate_computed_gotos): Likewise.
4882 * genattr.c (insn_min_length): Generate declaration.
4883 * genattrtab.c (min_fn, min_attr_value): New functions.
4884 (make_length_attrs): Generate insn_min_length.
4886 2005-09-20 Steve Ellcey <sje@cup.hp.com>
4888 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
4890 2005-09-20 Richard Henderson <rth@redhat.com>
4892 PR tree-optimization/24059
4893 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
4896 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
4898 * c.opt (fextended-identifiers): New.
4899 * c-opts.c (c_common_handle_option): Handle
4900 -fextended-identifiers.
4901 * doc/cpp.texi: Update documentation of extended identifiers.
4902 * doc/cppopts.texi (-fextended-identifiers): Document.
4904 2005-09-20 Jakub Jelinek <jakub@redhat.com>
4906 PR tree-optimization/23929
4907 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
4910 PR tree-optimization/23818
4911 * tree-stdarg.c (execute_optimize_stdarg): Call
4912 calculate_dominance_info.
4914 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
4916 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
4917 (analyze_siv_subscript_cst_affine): Add weak SIV test.
4918 (compute_overlap_steps_for_affine_1_2): Use
4919 get_number_of_iters_for_loop.
4920 (analyze_subscript_affine_affine): Check whether difference is
4922 Use get_number_of_iters_for_loop.
4923 Check whether overlap occurs outside of bounds.
4924 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
4926 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
4928 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
4929 base register if possible.
4931 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
4933 PR tree-optimization/18463
4934 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
4935 converting it directly is not possible.
4936 (chrec_convert_aggressive): New function.
4937 * tree-chrec.h (chrec_convert_aggressive): Declare.
4938 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
4939 Fold chrec conversions aggressively if asked to.
4940 (instantiate_parameters): Modified because of changes in
4941 instantiate_parameters_1.
4943 2005-09-19 Richard Henderson <rth@redhat.com>
4945 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
4946 (reduc_splus_v2df): New.
4948 2005-09-19 Richard Sandiford <richard@codesourcery.com>
4950 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
4951 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
4953 2005-09-19 Richard Henderson <rth@redhat.com>
4955 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
4958 2005-09-19 Richard Henderson <rth@redhat.com>
4960 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
4961 (ia64_expand_dot_prod_v8qi): New.
4962 * config/ia64/ia64-protos.h: Update.
4963 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
4964 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
4965 sdot_prodv8qi, sdot_prodv4hi): New.
4966 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
4968 2005-09-19 Richard Henderson <rth@redhat.com>
4971 * real.c (exact_real_truncate): Return false if the format cannot
4972 represent the number as a normal.
4974 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
4975 for a memory source.
4977 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
4979 * tree-ssa-operands.c (swap_tree_operands): Export.
4980 * tree.h (swap_tree_operands): Declare.
4981 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
4982 Call swap_tree_operands.
4984 2005-09-19 Richard Henderson <rth@redhat.com>
4986 * tree-flow.h (merge_alias_info): Declare.
4987 * tree-ssa-copy.c (merge_alias_info): Export.
4988 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
4989 (vect_create_data_ref_ptr): Use create_iv directly.
4990 (vectorizable_load): Use correct types for integer constants.
4991 (vect_generate_tmps_on_preheader): Likewise.
4992 (vect_gen_niters_for_prolog_loop): Likewise.
4994 2005-09-19 Steven Bosscher <stevenb@suse.de>
4996 PR rtl-optimization/23943
4997 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
4999 2005-09-18 Jan Hubicka <jh@suse.cz>
5001 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
5003 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
5005 * varasm.c (output_constant): Do not abort on conversions to union
5006 types between different sizes.
5008 2005-09-18 Richard Guenther <rguenther@suse.de>
5011 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
5014 2005-09-18 Paul Brook <paul@codesourcery.com>
5016 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
5018 2005-09-17 Richard Henderson <rth@redhat.com>
5020 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
5021 * tree-ssa-loop.c (pass_vect_dce): Remove.
5022 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
5025 2005-09-17 Richard Henderson <rth@redhat.com>
5027 * tree-pass.h (pass_vect_dce): Declare.
5028 * passes.c (init_optimization_passes): Add it.
5029 * tree-flow.h (tree_ssa_dce): Declare.
5030 * tree-ssa-dce.c (tree_ssa_dce): Export.
5031 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
5032 (gate_tree_vectorize): ... here.
5033 (pass_vect_dce): New.
5035 2005-09-17 Jan Hubicka <jh@suse.cz>
5037 * except.c (struct eh_status): Turn region_array into vec.
5038 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
5039 convert_from_eh_region_ranges, find_exception_handler_labels,
5040 current_function_has_exception_handlers, assign_filter_values,
5041 build_post_landing_pads, dw2_build_landing_pads,
5042 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
5043 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
5044 foreach_reachable_handler, can_throw_internal_1,
5045 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
5047 (duplicate_eh_region_1): Update region_array.
5048 (duplicate_eh_regions): Resize region_array and avoid recomputing.
5050 2005-09-17 David Edelsohn <edelsohn@gnu.org>
5053 * expmed.c (expand_mult): Substitute simple register for op0 when
5056 2005-09-17 Richard Henderson <rth@redhat.com>
5058 * expr.c (emit_move_via_integer): Add force argument, pass it on
5059 to emit_move_change_mode. Update callers.
5060 (emit_move_complex): Pass true to new force argument.
5061 * function.c (expand_function_end): Move expand_eh_return call
5062 earlier. Merge sub-word complex values into a pseudo before
5063 copying to the return hard register.
5065 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
5067 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
5068 between different sizes.
5070 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
5074 * passes.c (init_optimization_passes): Register dump files for
5077 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
5079 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
5080 * config/s390/s390.c (s390_overlap_p): New function.
5081 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
5082 peephole2, "*xc" peephole2): Added overlap check to the peephole2
5085 2005-09-16 Richard Guenther <rguenther@suse.de>
5087 * ipa-pure-const.c (static_execute): Free auxiliar information.
5088 * ipa-type-escape.c (discover_unique_type): Free temporary key.
5089 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
5091 2005-09-15 DJ Delorie <dj@redhat.com>
5093 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
5095 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5097 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5099 (swap_commutative_operands_with_target): New.
5101 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
5103 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
5106 (estimate_iters_using_array): New function.
5107 * tree-data-ref.h (estimate_iters_using_array): Prototype
5108 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
5109 Use estimate_iters_using_array instead of analyze_array.
5111 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
5113 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
5116 2005-09-15 Michael Matz <matz@suse.de>
5118 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
5120 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
5122 PR tree-optimization/23835
5123 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
5124 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
5126 2005-09-14 Richard Henderson <rth@redhat.com>
5128 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
5129 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
5131 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
5133 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
5134 in the ARRAY_TYPE case.
5136 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
5138 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
5140 2005-09-14 Uros Bizjak <uros@kss-loka.si>
5143 * tree-vect-transform.c (vectorizable_operation): Return false for
5144 scalar shift operations and for vector shift operations with
5145 non-invariant shift arguments. Use scalar tree operand op1 as
5146 a shift operand when vector shift insn pattern uses scalar shift
5148 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
5150 2005-09-14 Olivier Hainque <hainque@adacore.com>
5152 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
5153 value if it has side-effects.
5155 2005-09-14 David Edelsohn <edelsohn@gnu.org>
5158 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
5160 2005-09-14 Alan Modra <amodra@bigpond.net.au>
5162 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
5163 passed as NAME as if it were label at start of function code.
5165 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
5167 * config/sh/sh.md (*movv4sf_i): Add general register cases to
5170 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
5172 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
5173 as early clobber. Rewrite so the PIC register is not implicitly used.
5175 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5177 * tree.c (annotate_with_file_line): Compare line numbers before
5180 2005-09-13 Uros Bizjak <uros@kss-loka.si>
5183 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
5184 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
5186 2005-09-13 Ian Lance Taylor <ian@airs.com>
5188 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
5189 than a HOST_WIDEST_INT to gen_doloop_begin.
5191 2005-09-13 Diego Novillo <dnovillo@redhat.com>
5193 * tree-dfa.c (dump_variable): Guard against NULL annotations.
5195 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
5197 PR tree-optimize/23817
5198 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
5200 2005-09-13 Alan Modra <amodra@bigpond.net.au>
5203 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
5204 word before changing the stack pointer. Use gen_frame_mem for MEMs.
5205 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
5206 (restore_stack_nonlocal): Likewise.
5207 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
5209 2005-09-12 Ian Lance Taylor <ian@airs.com>
5212 * c.opt (ffriend-injection): New C++ option.
5213 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
5214 (C++ Dialect Options): Document -ffriend-injection.
5216 2005-09-12 Josh Conner <jconner@apple.com>
5219 * ipa-reference.c (static_execute): Don't mark variables in
5220 named sections TREE_READONLY.
5222 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5224 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
5227 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
5229 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
5230 V_MUST_DEF instead of just the first_use_p.
5231 Don't mark the virtual variables for renaming on the statement which
5233 (pass_dse): Remove TODO_update_ssa.
5235 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
5238 * stor-layout.c (compute_record_mode): For records with a single
5239 field, actually check the field's mode size against the type size.
5241 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
5242 registers for TARGET_SHMEDIA.
5243 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
5244 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
5245 of GENERAL_REGS and FP_REGS.
5247 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5249 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
5251 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5253 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
5254 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
5255 are omitted. Exclude stack_tie insn too.
5257 2005-09-11 David Edelsohn <edelsohn@gnu.org>
5259 PR rtl-optimization/23098
5260 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
5262 * config/rs6000/rs6000.md (movdf splitter): Use
5263 const_double_operand predicate for TARGET_POWERPC64.
5264 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
5265 SYMBOL_REF method to ABI_V4.
5267 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
5268 replace_equiv_address.
5269 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
5270 rs6000_sr_alias_set and MEM_NOTRAP.
5271 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
5273 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
5275 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
5276 handle CALL_EXPR again.
5278 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
5280 * arm/predicates.md (alignable_memory_operand): Delete.
5282 2005-09-10 Richard Henderson <rth@redhat.com>
5285 * dbxout.c (dbxout_expand_expr): New.
5286 (dbxout_symbol): Use it.
5288 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
5290 * arm.c (arm_gen_rotated_half_load): Delete.
5291 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
5292 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
5293 (thumb_set_return_address): Likewise.
5294 (thumb_load_double_from_address): Use adjust_address.
5295 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
5296 (extendhsisi2_mem, movhi_bytes): Use change_address.
5297 (movhi): Use widen_memory_access.
5298 (reload_out_df): Use replace_equiv_address.
5299 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
5301 2005-09-09 Richard Henderson <rth@redhat.com>
5304 * dbxout.c: Include expr.h.
5305 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
5306 (dbxout_symbol): Handle DECL_VALUE_EXPR.
5307 * Makefile.in (dbxout.o): Add EXPR_H.
5309 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
5311 PR tree-optimization/23509
5312 * tree-cfg.c (replace_uses_by): Use replace_exp.
5313 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
5314 pointers have name_mem_tag or type_mem_tag set.
5316 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5318 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
5319 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
5320 of wrongly accessing operands.
5322 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5324 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
5325 * tree-chrec.c: Include tree-scalar-evolution.h.
5326 (chrec_convert): Instantiate the base and step before calling
5327 scev_probably_wraps_p that would fail on parametric evolutions.
5328 Collect all the fails into a single section failed_to_convert,
5329 print a diagnostic, and return chrec_dont_know instead of calling
5331 * tree-scalar-evolution.c (loop_closed_phi_def): New.
5332 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
5334 (scev_const_prop): Don't replace the definition of a loop closed ssa
5335 phi node by itself, or by another loop closed ssa phi node.
5336 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
5337 that base and step are defined.
5339 2005-09-09 Richard Guenther <rguenther@suse.de>
5342 * fold-const.c (fold_ternary): Check truth_value_p before
5343 calling invert_truthvalue.
5345 2005-09-09 Nick Clifton <nickc@redhat.com>
5347 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
5348 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
5349 dimension of these arrays.
5350 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
5352 * longlong.h: Only provide a prototype for the __clz_tab[] array
5353 if this header has not been included from libgcc2.h.
5354 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
5356 Provide prototypes for exported functions.
5357 Use the __clz_tab[] and __popcount_tab[] arrays provided by
5360 2005-09-08 Josh Conner <jconner@apple.com>
5364 * expr.c (expand_expr_addr_expr_1): Don't invoke
5365 expand_simple_binop for EXPAND_INITIALIZER.
5367 2005-09-08 Richard Henderson <rth@redhat.com>
5370 * toplev.c (wrapup_global_declaration_1): Split out ...
5371 (wrapup_global_declaration_2): ... from ...
5372 (wrapup_global_declarations): ... here. Return bool.
5373 (check_global_declaration_1): Split out ...
5374 (check_global_declarations): from here.
5375 (emit_debug_global_declarations): New.
5376 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
5377 check_global_declaration_1, emit_debug_global_declarations): Declare.
5378 * c-decl.c (c_write_global_declarations_1): Don't create a vector
5379 of decls. Call wrapup_global_declaration_1,
5380 wrapup_global_declaration_2, check_global_declaration_1 directly.
5381 (c_write_global_declarations_2): New.
5383 (c_write_global_declarations): Call c_write_global_declarations_2.
5384 * langhooks.c (write_global_declarations): Call
5385 emit_debug_global_declarations.
5387 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
5388 remove decls that have DECL_RTL_SET_P.
5389 * passes.c (rest_of_decl_compilation): Invoke
5390 cgraph_varpool_finalize_decl for all but functions.
5392 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5394 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
5395 the result of a conversion if the new min and max cannot be compared.
5397 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
5399 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
5400 (override_options): Setting s390_sr_alias_set removed.
5401 (save_fpr, save_gprs): Set alias set to vararg or frame.
5402 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
5403 s390_sr_alias_set with get_frame_alias_set ().
5404 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
5405 get_varargs_alias_set ().
5407 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5411 * c-parser.c (c_parser_objc_method_definition): If the next
5412 token is not "{", error out and don't start the function.
5414 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5416 * tree-vrp.c (extract_range_from_expr): Move the check for non
5417 nullness after the check for gimple invariant.
5419 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5421 * tree.c (host_integerp, tree_low_cst): Correct function comment.
5423 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5426 * config/m32r.md (movmemsi_internal): Canonicalize order of
5427 operands in PLUS component of template.
5429 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
5431 * reload1.c (fixup_eh_region_note): Remove assertion.
5432 (fixup_abnormal_edges): Reverted removal of call to
5433 find_many_sub_basic_blocks made on 2005-08-31.
5435 2005-09-07 Richard Henderson <rth@redhat.com>
5437 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
5438 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
5439 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
5440 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
5441 rearrange for better packing.
5442 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
5443 (lookup_cfa_1): Remove inline marker.
5444 (cfa_equal_p): Split out of ...
5445 (def_cfa_1): ... here. Use INVALID_REGNUM.
5446 (build_cfa_loc): Handle !cfa->indirect.
5447 (frame_pointer_cfa_offset): New.
5448 (dbx_reg_number): Assert register elimination performed; do
5449 leaf register remapping.
5450 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
5451 (eliminate_reg_to_offset): New.
5452 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
5453 for verifiably local stack frame addresses; re-base to CFA.
5454 (mem_loc_descriptor): Remove can_use_fbreg argument.
5455 (concat_loc_descriptor, loc_descriptor): Likewise.
5456 (containing_function_has_frame_base): Remove.
5457 (rtl_for_decl_location): Don't do register elimination or
5458 leaf register remapping here.
5459 (secname_for_decl): Split out from ..
5460 (add_location_or_const_value_attribute): ... here.
5461 (convert_cfa_to_loc_list): New.
5462 (compute_frame_pointer_to_cfa_displacement): New.
5463 (gen_subprogram_die): Use them.
5464 * tree.h (frame_base_decl): Remove.
5465 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
5466 (prologue_stack_adjust): Remove.
5467 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
5468 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
5469 (set_frame_base_location): Remove.
5470 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
5471 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
5472 (vt_add_function_parameters): Don't eliminate_regs.
5473 (vt_initialize): Don't create frame_base_decl.
5475 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5477 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
5478 version of GNU binutils for 4.x and later.
5480 2005-09-06 Mark Mitchell <mark@codesourcery.com>
5482 * ggc-page.c (ggc_push_context): Remove.
5483 (ggc_pop_context): Likewise.
5484 * ggc.h (ggc_push_context): Remove.
5485 (ggc_pop_context): Likewise.
5487 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5490 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
5491 returning from an interrupt handler.
5493 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5496 * config/arc/arc.c (output_shift): Add check for loop count when
5499 2005-09-06 Steven Bosscher <stevenb@suse.de>
5501 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
5503 (abs_replacement): Likewise.
5504 (pass_phiopt): Remove TODO_update_ssa.
5506 2005-09-06 Jakub Jelinek <jakub@redhat.com>
5509 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
5510 if "return with no value, in function returning non-void" warning
5512 * tree-cfg.c (execute_warn_function_return): Don't look at
5513 RETURN_EXPRs with TREE_NO_WARNING set.
5516 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
5517 for internal functions doesn't use registers used by global registers
5518 variables. Use fewer register parameters if there are global register
5521 2005-09-06 Olivier Hainque <hainque@adacore.com>
5522 Eric Botcazou <ebotcazou@adacore.com>
5525 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
5526 when we would be extracting outside its bit span (bitpos+bitsize
5527 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
5528 Ada unchecked conversions.
5530 2005-09-06 Steven Bosscher <stevenb@suse.de>
5532 * tree-ssa-pre.c (try_look_through_load): New function.
5533 (compute_avail): Use it to try to look through loads for some
5534 more useful expressions.
5536 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5538 * simplify-rtx.c (simplify_binary_operation_1): Correct the
5539 condition for detecting cases like (a&a) and (a^a).
5541 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
5543 * common.opt: Add option ftree-vect-loop-version.
5544 * params.def: Add --param vect-max-version-checks.
5545 * doc/invoke.texi: Document ftree-vect-loop-version and
5546 --param vect-max-version-checks.
5547 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
5548 may_misalign_stmts and defines for accessors.
5549 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
5550 LOOP_VINFO_MAY_MISALIGN_STMTS.
5551 (destroy_loop_vec_info): VEC_free for
5552 LOOP_VINFO_MAY_MISALIGN_STMTS.
5553 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5554 Update documentation.
5555 (vect_update_misalignment_for_peel): New.
5556 (vect_enhance_data_refs_alignment): Update to choose loop
5557 peeling or loop versioning if appropriate for the (potentially)
5558 unaligned data references in the loop.
5559 (vect_analyze_data_refs_alignment): Remove call to
5560 vect_enhance_data_refs_alignment so the checks can be done
5562 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
5563 and move up call to vect_analyze_data_refs_alignment.
5564 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
5565 (vect_transform_loop): Add call to loop_version.
5567 2005-09-06 Jakub Jelinek <jakub@redhat.com>
5569 PR rtl-optimization/23098
5570 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
5571 * simplify-rtx.c (constant_pool_reference_p): New function.
5572 * rtl.h (constant_pool_reference_p): New prototype.
5573 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
5574 constant_pool_reference_p in condition and
5575 avoid_constant_pool_reference in preparation statements.
5577 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
5579 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
5580 STRICT_LOW_PART SETs.
5582 2005-09-06 Alan Modra <amodra@bigpond.net.au>
5585 * except.c (sjlj_emit_function_enter): Find the function begin
5586 note even when it's not in first basic block.
5588 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
5590 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
5591 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
5592 * aclocal.m4: Regenerate.
5594 2005-09-05 DJ Delorie <dj@redhat.com>
5596 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
5599 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
5601 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
5602 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
5603 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
5604 Follow spelling conventions.
5605 * doc/invoke.texi: Follow spelling conventions.
5607 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
5609 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
5610 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
5611 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
5613 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
5616 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
5617 (output_stack_adjust): Use gen_tmp_stack_mem.
5618 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
5619 (sh_set_return_address, sh_allocate_initial_value): Likewise.
5620 (sh_get_pr_initial_val): Likewise.
5621 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
5622 (sh_initialize_trampoline): Likewise. Also use adjust_address.
5623 * sh.md (divsi_inv_m0): Use gen_const_mem.
5624 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
5625 (movdf_i4+1): Use gen_tmp_stack_mem.
5626 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
5627 (fpu_switch+2): Likewise.
5628 (movv4sf_i, movv16sf_i): Use adjust_address.
5629 (symGOT_load): Set MEM_NOTRAP_P bit.
5631 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5634 * pa.c (emit_move_sequence): Fix typo in last change.
5636 2005-09-03 Jakub Jelinek <jakub@redhat.com>
5638 PR rtl-optimization/23454
5639 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
5642 2005-09-03 Richard Henderson <rth@redhat.com>
5643 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5646 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
5649 2005-09-02 Nicolas Pitre <nico@cam.org>
5651 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
5652 to bit_count to 32 bits.
5654 2005-08-31 Mark Mitchell <mark@codesourcery.com>
5657 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
5658 generating synthetic loads from volatile lvalues.
5660 005-09-02 Nick Clifton <nickc@redhat.com>
5662 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
5663 __ctzhi2, __clzhi2): New functions.
5665 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
5668 * tree-nested.c (struct var_map_elt): Mark with GTY.
5669 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
5671 (lookup_field_for_decl): Allocate new element in GC memory.
5672 (lookup_tramp_for_decl): Likewise.
5673 (convert_nl_goto_reference): Likewise
5674 (create_nesting_tree): Allocate info in GC memory. Likewise for
5676 (free_nesting_tree): Free with ggc_free instead of free.
5677 (root): New static variable.
5678 (lower_nested_functions): Remove root as local variable. And zero out
5679 root at the end of the function.
5681 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
5683 PR rtl-optimization/20365
5684 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
5685 to short. New member ix.
5686 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
5687 (simplify_plus_minus): Initialize ix members before calling qsort.
5689 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
5691 PR tree-optimization/23626
5692 * tree-cfg.c (replace_uses_by): Clean up eh info.
5694 2005-09-01 DJ Delorie <dj@redhat.com>
5696 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
5699 2005-09-01 David Edelsohn <edelsohn@gnu.org>
5701 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
5702 (rs6000_split_multireg_move): Use replace_equiv_address instead of
5705 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
5707 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
5708 do not issue warning for a variable definition following
5711 2005-09-01 Richard Henderson <rth@redhat.com>
5714 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
5715 conversion to CONST_VECTOR.
5717 2005-09-01 Richard Henderson <rth@redhat.com>
5720 * reload1.c (reload_as_needed): Check !CALL_P before calling
5721 fixup_eh_region_note.
5722 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
5724 2005-09-01 DJ Delorie <dj@redhat.com>
5726 * varasm.c (output_constant): Let the target resolve
5727 conversions of addresses to non-default pointer sizes.
5729 2005-09-01 Nicolas Pitre <nico@cam.org>
5731 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
5732 to alow matching ARM pre-indexed addressing mode.
5733 (arm_override_options): Remove now irrelevant comment.
5735 2005-09-01 Phil Edwards <phil@codesourcery.com>
5737 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
5738 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
5739 * config/i386/vxworks.h: Likewise.
5740 * config/i386/t-vxworksae: New file, for VxWorks AE.
5741 * config/i386/vxworksae.h: Likewise.
5743 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
5745 PR tree-optimization/23410
5746 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
5747 sequence is not wrapping during the first step.
5749 2005-09-01 Jakub Jelinek <jakub@redhat.com>
5752 * dwarf2out.c (base_type_die): Compare char_type_node with
5753 TYPE_MAIN_VARIANT (type), not type.
5755 2005-09-01 Richard Guenther <rguenther@suse.de>
5757 PR tree-optimization/15366
5758 * common.opt: Add -finline-functions-called-once.
5759 Put -fearly-inlining in alphabetically ordered place.
5760 * doc/invoke.texi: Document new option.
5761 * ipa-inline.c (cgraph_decide_inlining): Honour
5762 flag_inline_functions_called_once.
5764 2005-09-01 Jakub Jelinek <jakub@redhat.com>
5766 PR rtl-optimization/23478
5767 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
5768 (alloc_qty): Initialize it.
5769 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
5770 (combine_regs): Combine also n_throwing_calls_crossed fields.
5771 (find_free_reg): Don't attempt to caller-save pseudos crossing
5772 calls that might throw.
5773 * global.c (struct allocno): Add throwing_calls_crossed field.
5774 (global_alloc): Revert 2005-08-22 change. Initialize
5775 throwing_calls_crossed.
5776 (find_reg): Don't attempt to caller-save pseudos crossing calls that
5779 2005-09-01 Alan Modra <amodra@bigpond.net.au>
5782 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
5783 (mask64_operand): Reinstate code prior to 2005-06-11 change.
5784 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
5785 (and64_2_operand): Tweak to use predicate.
5786 (and_operand): Adjust for mask_operand changes.
5787 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
5788 (print_operand): Likewise.
5789 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
5790 (mask64_1or2_operand): Delete.
5791 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
5792 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
5793 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
5794 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
5795 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
5796 (rotldi3_internal4): Likewise.
5797 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
5798 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
5799 (ashldi3_internal7): Likewise.
5800 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
5801 (ashldi3_internal, ashldi3_internal9 split): Likewise.
5802 (anddi3 split): Don't match mask64_operand.
5803 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
5804 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
5805 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
5806 't' splitter predicate.
5807 (movdi_internal64 + 2): Revert 2005-06-11 change.
5809 2005-08-31 DJ Delorie <dj@redhat.com>
5811 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
5812 (m32c_asm_integer): Add support for 32 bit pointers.
5814 2005-08-31 Richard Henderson <rth@redhat.com>
5816 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
5817 component-like references for setting MEM_NOTRAP_P.
5819 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
5820 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
5822 2005-08-31 Richard Henderson <rth@redhat.com>
5824 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
5825 into a pseudo before applying gen_lowpart.
5827 2005-08-31 Geoffrey Keating <geoffk@apple.com>
5829 * doc/install.texi (Specific): Update cctools version required
5830 for full functionality.
5831 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
5832 linkers as -macosx_version_min.
5834 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
5837 * sh.c (print_operand, %R and %S): Add handling of floating point
5838 registers, memory, constants and invalid operands.
5840 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
5842 * ipa-pure-const.c: Change dump name.
5844 2005-08-31 Uros Bizjak <uros@kss-loka.si>
5847 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
5848 to "reg_or_0_operand".
5849 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
5851 2005-08-31 Dale Johannesen <dalej@apple.com>
5853 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
5854 loops that count down.
5856 2005-08-31 Richard Henderson <rth@redhat.com>
5859 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
5860 (fixup_eh_region_note): New.
5861 (reload_as_needed): Call it.
5862 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
5863 don't call find_many_sub_basic_blocks; call verify_flow_info.
5864 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
5865 (keep_stack_depressed): Likewise.
5866 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
5868 2005-08-31 Richard Henderson <rth@redhat.com>
5870 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
5873 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
5875 * expr.c (expand_expr_real_1): Compare size of address
5876 mode to target's address mode size in deciding expansion of
5877 the constant address.
5879 2005-08-31 Richard Guenther <rguenther@suse.de>
5882 * expr.c (all_zeros_p): New function.
5883 (expand_expr_real_1): Handle the case of an all-zero
5884 non-addressable constructor separately.
5886 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
5888 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
5889 arguments, adjust all callers.
5890 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
5892 2005-08-30 Richard Henderson <rth@redhat.com>
5895 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
5896 whenever the mode sizes match.
5898 2005-08-31 Alan Modra <amodra@bigpond.net.au>
5900 * calls.c (load_register_parameters): Fix comment typo.
5901 * expr.c (emit_push_insn): Comment formatting.
5903 2005-08-30 Ian Lance Taylor <ian@airs.com>
5905 * config/i386/x-cygwin (host-cygwin): Change dependency from
5906 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
5908 2005-08-29 Geoffrey Keating <geoffk@apple.com>
5910 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
5913 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
5916 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
5917 call to ggc_collect.
5919 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
5922 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
5923 beginning. Remove $(INCLUDES) from all the rules, if following
5924 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
5926 2005-08-29 Jakub Jelinek <jakub@redhat.com>
5929 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
5930 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
5931 not constant, but maxlen is, don't set len to maxlen, rather
5932 set maxlen to len if len is a constant.
5934 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
5936 PR tree-optimization/23475
5937 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
5940 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
5942 Fix PR middle-end/22455
5944 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
5945 Checksum only the parts of the tree that exist for the tree code.
5947 2005-08-28 Dale Johannesen <dalej@apple.com>
5949 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
5951 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
5953 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
5955 2005-08-28 Richard Henderson <rth@redhat.com>
5957 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
5958 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
5961 2005-08-28 Jakub Jelinek <jakub@redhat.com>
5964 * builtins.c (get_memory_rtx): Don't strip nops
5965 in between COMPONENT_REFs.
5967 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
5970 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
5972 (gimplify_modify_expr): Check for zero sized types and gimplify the
5973 rhs and lhs as statements.
5975 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
5978 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
5979 state for return address column of signal frames.
5981 2005-08-27 David Edelsohn <edelsohn@gnu.org>
5984 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
5985 bytes >= 2 not bytes == 2.
5986 (expand_block_move): Same.
5988 2005-08-27 Richard Guenther <rguenther@suse.de>
5991 * config/i386/sse.md (sse2_movsd): Add missing closing
5994 2005-08-27 Paul Brook <paul@codesourcery.com>
5996 * genrecog.c (enum decision_type): Add DT_num_insns.
5997 (struct decision_test): Add u.num_insns.
5998 (add_to_sequence): Add DT_num_insns test.
5999 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
6000 (write_cond, debug_decision_2): Ditto.
6001 (change_state): Assume peep2_next_insn never fails.
6002 Remove "afterward" argument.
6003 (write afterward, write_tree): Update to match.
6004 * recog.c (peep2_current_count): New variable.
6005 (peep2_next_insn): Check it.
6006 (peephole2_optimize): Set peep2_current_count.
6007 * recog.h (peep2_current_count): Declare.
6009 2005-08-26 Josh Conner <jconner@apple.com>
6012 * ipa-pure-const.c (check_tree): Check for volatile-ness
6013 when considering a dereference.
6015 2005-08-27 Jakub Jelinek <jakub@redhat.com>
6017 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
6019 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6021 PR rtl-optimization/23561
6022 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
6023 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
6024 at most LEN bytes long memory fits into the field.
6025 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
6026 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
6027 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
6029 2005-08-26 Richard Henderson <rth@redhat.com>
6032 * loop.c (biased_biv_may_wrap_p): New.
6033 (maybe_eliminate_biv_1): Use it to suppress non-equality
6034 comparison transformations. Delete disabled code.
6036 2005-08-26 Ian Lance Taylor <ian@airs.com>
6038 * combine.c (make_extraction): Avoid reference outside object.
6040 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
6042 * stor-layout.c (finalize_type_size): Restore behaviour for
6043 non-aggregate types to the status quo ante of the patch for
6044 pr 23467. Document why it matters.
6046 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6049 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
6050 array by one element, initialize the BT_LAST element with NULL.
6052 2005-08-26 David Edelsohn <edelsohn@gnu.org>
6054 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
6055 optimizing for size.
6057 (compare_plus_eqsi): Same.
6058 (plus_eqsi_compare): Same.
6059 (neg_eq0<mode>): Same.
6060 (neg_eq<mode>): Same.
6062 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
6065 2005-08-26 Nick Clifton <nickc@redhat.com>
6067 * config/v850/v850.c (ep_memory_operand): Return FALSE if
6068 TARGET_EP is not defined.
6069 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
6070 TARGET_EP is enabled.
6071 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
6072 * config/v850/v850.md (save_all_interrupt): Only use the EP
6073 register if TARGET_EP is defined.
6074 (restore_all_interrupt): Likewise.
6075 * config/v850/lib1funcs.asm: Update functions so that the EP
6076 register is only used if __EP__ is defined.
6078 2005-08-26 David Ung <davidu@mips.com>
6080 * config/mips/mips.c (mips_expand_prologue): Handle case when
6081 generating for MIPS16 and the outgoing argument area is more than
6082 SMALL_OPERAND. Use the frame pointer as temporary to generate the
6085 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
6087 * config/crx/crx.md: Make doloop_end pattern usage controllable
6088 via mloop-nesting=<max-nesting> command line switch. Make sure
6089 the combiner cannot use doloop_end_<mode> in an illegal way.
6090 * config/crx/crx.c: Use regs up to r6 for argument passing.
6091 Refine crx_address_cost (non cst4 displacements are expensive).
6092 * config/crx/crx.opt: Add switch for mloop-nesting=.
6094 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
6096 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
6097 (UNSPEC_MVST): New constant.
6099 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
6101 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
6102 Reject operands containing eliminable registers.
6103 * testsuite/gcc.dg/20050825-1.c: New testcase.
6105 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6106 Jan Hubicka <jh@suse.cz>
6108 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
6110 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6112 PR tree-optimization/23546
6113 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
6116 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
6118 * params.def (PARAM_MIN_SPEC_PROB): New.
6119 * sched-rgn.c (MIN_PROBABILITY): Delete.
6120 (compute_trg_info): Convert to PARAM_VALUE.
6121 * doc/invoke.texi (param): Document min-spec-prob.
6123 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
6125 * config/darwin.h: define __PIC__
6126 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
6127 TARGET_OS_CPP_BUILTINS macro.
6129 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6131 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
6134 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6136 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
6138 * cfghooks.c (duplicate_block): Added position where to place
6139 new block as argument.
6140 * cfghooks.h (duplicate_block): Declaration changed.
6141 * cfglayout.c (copy_bbs): Add argument after. Pass it to
6143 * cfglayout.h (copy_bbs): Declaration changed.
6144 * cfgloop.h (loop_version): Declaration changed.
6145 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
6146 position to copy_bbs.
6147 (loop_version): Pass position to duplicate_loop_to_header_edge.
6148 Add place_after argument and position new blocks according to
6150 * modulo-sched.c (sms_schedule): Pass place_after argument
6152 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
6153 * tree-cfg.c (split_edge_bb_loc): New function.
6154 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
6155 to determine position of new blocks.
6156 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
6158 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
6159 argument to duplicate_block.
6160 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
6161 Pass position to copy_bbs.
6163 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6165 * fold-const.c (ptr_difference_const): Use
6166 cst_and_fits_in_hwi instead of host_integerp.
6168 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6170 * config/darwin.c (gen_pic_offset): New.
6171 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
6174 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
6176 PR tree-optimization/23486
6177 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
6179 2005-08-23 Phil Edwards <phil@codesourcery.com>
6181 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
6182 remove use_collect2.
6183 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
6185 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
6186 configuration files to override the default value.
6188 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
6189 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
6190 * config/vx-common.h: New file, split out from...
6191 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
6192 * config/vxworksae.h: New file, for VxWorks AE.
6193 * config/vxworks.opt: New file.
6194 * config/vxlib.c: Update for VxWorks 6.
6196 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
6197 other MULTILIB_* variables appropriately.
6198 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
6199 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
6200 * config/rs6000/vxworks.h: Update for VxWorks 6.
6201 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
6203 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
6206 * config/darwin.c (machopic_select_section): Remove the hack to
6207 mark "::operator new" and "::operator delete" for coalescing
6208 even though they are not weak.
6210 2005-08-24 Alan Modra <amodra@bigpond.net.au>
6212 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
6213 * configure: Regenerate.
6215 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6218 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
6220 * convert.c (convert_to_integer, convert_to_vector): Likewise.
6221 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
6224 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6226 * config/rs6000/predicates.md (equality_operator): New.
6227 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
6228 comparison with a large constant.
6230 2005-08-23 Mark Mitchell <mark@codesourcery.com>
6232 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
6234 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
6236 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
6237 registers is even, and we have a hardware double precision fp,
6239 (sh_gimplify_va_arg_expr): For floating point arguments, consider
6240 size of current argument when checking if argument was passed in
6243 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
6246 * stor-layout.c (finalize_type_size): Dont override
6247 existing alignment with a smaller alignment from the mode.
6249 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6251 * lambda-code.c (lambda_vector_lexico_pos): Moved...
6252 * lambda.h (lambda_vector_lexico_pos): ... here.
6253 * tree-data-ref.c (build_classic_dist_vector): Return false when
6254 the distance vector is lexicographically negative.
6256 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6258 PR tree-optimization/23511
6259 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
6260 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
6262 2005-08-23 Jakub Jelinek <jakub@redhat.com>
6264 PR tree-optimization/22043
6265 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
6266 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
6267 If ALLOW_FLEXARR, handle types ending with flexible array member.
6268 Pass false as second argument to recursive count_type_elements calls.
6269 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
6270 argument to count_type_elements call.
6271 * tree-sra.c (decide_block_copy): Likewise.
6272 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
6273 for a constant-sized object, set cleared as well. Pass true as
6274 second argument to count_type_elements call.
6276 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6279 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
6280 from legitimate_small_data_p, and make global. Update use.
6281 Remove forward declaration.
6282 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
6284 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
6286 2005-08-23 David Edelsohn <edelsohn@gnu.org>
6288 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
6289 of scratch intermediates.
6290 (eq<mode>_compare): Same.
6291 (neg_eq0<mode>): New.
6292 (neg_eq<mode>): Convert to define_insn_and_split.
6294 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6297 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
6298 stdarg functions, set/clear the fp marker even when no variable
6300 * config/rs6000/sysv4.opt (mprototype): Describe.
6302 2005-08-22 Jakub Jelinek <jakub@redhat.com>
6304 PR rtl-optimization/23478
6305 * regs.h (reg_info): Add throw_calls_crossed.
6306 (REG_N_THROWING_CALLS_CROSSED): Define.
6307 * flow.c (allocate_reg_life_data): Initialize
6308 REG_N_THROWING_CALLS_CROSSED.
6309 (propagate_one_insn, attempt_auto_inc): Update
6310 REG_N_THROWING_CALLS_CROSSED.
6311 * global.c (global_alloc): Don't allocate pseudos across
6312 calls that may throw.
6314 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
6317 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
6318 value is inbetween the range if we did not find an exact match.
6320 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
6322 * doc/invoke.texi (Option Summary): Add ms1 options.
6323 * doc/extend.texi: Document interrupt handler attribute for ms1.
6324 * doc/md.texi: Document ms1 constraints.
6325 * config.gcc: Add ms1-*-elf.
6326 * config/ms1/ms1.h: New.
6327 * config/ms1/ms1.c: New.
6328 * config/ms1/ms1.md: New.
6329 * config/ms1/ms1-protos.h: New.
6330 * config/ms1/ABI.txt: New.
6331 * config/ms1/crti.asm: New.
6332 * config/ms1/crtn.asm: New.
6333 * config/ms1/lib2extra-funcs.c: New.
6334 * config/ms1/t-ms1: New.
6335 * config/ms1/ms1.opt: New.
6337 2005-08-22 Ira Rosen <irar@il.ibm.com>
6339 * config/rs6000/altivec.md (xorv4sf3): New.
6340 (negv4sf2, neg<mode>2): Likewise.
6342 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
6345 * config/ia64/ia64.md (divsi3): Check divide by zero.
6346 (udivsi3): Likewise.
6348 (udivdi3): Likewise.
6350 2005-08-21 Jakub Jelinek <jakub@redhat.com>
6352 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
6353 up to elem_bitsize bits, not max_bitsize.
6355 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6357 PR tree-optimization/23433
6358 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
6359 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
6361 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6363 PR tree-optimization/23434
6364 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
6365 the iteration bound is not an INTEGER_CST.
6367 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
6369 * tree-vect-transform.c (get_initial_def_for_reduction): Set
6370 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
6371 NULL if need_epilog_adjust is false.
6372 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
6373 Case 3 always peels first itration, not just for PLUS case, and no need
6374 to use scalar_initial_def here. Create an epilog adjustment only if
6375 scalar_initial_def is not NULL.
6377 (vectorizable_reduction): Remove assert.
6379 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
6382 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
6383 (__moddi3): Likewise.
6384 (__udivdi3): Likewise.
6385 (__umoddi3): Likewise.
6386 (__divsi3): Likewise.
6387 (__modsi3): Likewise.
6388 (__udivsi3): Likewise.
6389 (__umodsi3): Likewise.
6391 2005-08-20 Jakub Jelinek <jakub@redhat.com>
6393 * tree-pass.h (TDF_GRAPH): Define.
6394 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
6395 * passes.c (finish_optimization_passes): Only call
6396 finish_graph_dump_file if TDF_GRAPH is set.
6397 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
6398 NULL. Set TDF_GRAPH bit.
6399 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
6401 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
6403 * arm.h (arm_stack_offsets): Add locals_base field.
6404 * arm.c (arm_get_frame_offsets): Compute it.
6405 (thumb_compute_initial_elimination offset): Make the Thumb frame
6406 pointer point to the base of the local variables.
6407 (thumb_expand_prologue): Update accordingly.
6408 (thumb_expand_epilogue): Likewise.
6410 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
6411 mode of clobbered scratch to DImode. Handle a case that's known to
6414 2005-08-19 David Edelsohn <edelsohn@gnu.org>
6416 * config/rs6000/rs6000.md (gt0<mode>): Delete.
6417 (gt0<mode>_compare): Delete.
6418 (neg_gt0<mode>): Delete.
6420 2005-08-19 Eric Christopher <echristo@apple.com>
6422 * optabs.h: Change CTI_ to COI_.
6425 2005-08-19 James E Wilson <wilson@specifix.com>
6427 * builtins.c (expand_builtin_return_addr): Set
6428 current_function_accesses_prior_frames when count != 0. Use
6429 frame_pointer_rtx when count == 0.
6430 * function.h (struct function): Add accesses_prior_frames field.
6431 (current_function_accesses_prior_frames): Define.
6432 * reload1.c (init_elim_table): Check
6433 current_function_accesses_prior_frames.
6434 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
6436 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6438 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
6439 indicator. Return true if the flowgraph changed during
6442 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6445 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
6446 conditional expression before testing its value.
6448 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6450 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
6452 2005-08-19 Devang Patel <dpatel@apple.com>
6454 PR tree-optimization/23048
6455 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
6456 third parameter. Check whether latch is dominated by exit
6458 (if_convertible_loop_p): Supply exit block itself to
6459 if_convertible_bb_p.
6461 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
6464 * arm.md (arm_load_pic_register): Change argument to the mask of
6465 saved registers. Call thumb_find_work_register if we need a
6466 scratch register on Thumb.
6467 (arm_expand_prologue): Pass empty register set to
6468 arm_load_pic_register.
6469 (thumb_expand_prologue): Pass live_regs_mask directly to
6470 arm_load_pic_register.
6471 * arm-protos.h (arm_load_pic_register): Update prototype.
6473 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
6475 * sh.c (find_sole_member): New function.
6476 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
6477 if the record's alignment is larger than the size of its only member.
6479 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
6482 * arm.c (thumb_legitimize_reload_address): New function.
6483 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
6484 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
6486 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
6488 * config/crx/crx.c: Implement crx_decompose_address. Reject
6489 symbolic displacements since CRX register relative adressing
6490 mode can't handle unsigned 32-bit values as displacements.
6491 * config/crx/crx.h: Simplify definitions, remove redundant
6492 parenthesis and obsolete macros.
6493 * config/crx/crx.opt: Add new switch for debugging addresses.
6494 * config/crx/crx-protos.h: Add new declarations for above.
6496 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
6499 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
6502 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6504 * collect2.c (dup2): Delete.
6505 * configure.ac: Don't check for dup2.
6507 * config.in, configure: Regenerate.
6509 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
6511 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
6512 record with the type of its only member.
6514 2005-08-18 David Edelsohn <edelsohn@gnu.org>
6516 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
6517 define_insn_and_split.
6518 (plus_ltu<mode>_compare): Same.
6519 (gtu<mode>_compare): Same.
6520 (plus_gtu<mode>_compare): Same.
6522 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
6524 PR tree-optimization/22228
6525 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
6527 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
6528 are recorded in vect_vnames_to_rename for renaming.
6529 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
6530 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
6531 in vect_vnames_to_rename.
6532 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
6533 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
6535 2005-08-18 Jan Hubicka <jh@suse.cz>
6538 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
6539 info only for local statics, not for member variables.
6541 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6543 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
6545 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6547 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
6549 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
6552 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
6554 2005-08-17 James E Wilson <wilson@specifix.com>
6556 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
6559 2005-08-17 David Edelsohn <edelsohn@gnu.org>
6561 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
6562 (leu<mode>_compare): Same.
6563 (plus_leu<mode>): Same.
6564 (neg_leu<mode>): Same.
6565 (and_neg_leu<mode): Same.
6566 (ltu<mode>_compare): Same.
6567 (plus_ltu<mode>): Same.
6569 (geu<mode>_compare): Same.
6570 (plus_geu<mode>): Same.
6571 (neg_geu<mode>): Same.
6572 (and_neg_geu<mode>): Same.
6573 (plus_gt<mode>): Same.
6574 (gtu<mode>_compare): Same.
6575 (plus_gtu<mode>): Same.
6577 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
6579 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
6580 Move call_table_data to end. Delete spurious .text.
6581 (callt_save_all_interrupt): Fix comment typo.
6583 2005-08-17 James E Wilson <wilson@specifix.com>
6584 Kevin Winchester <winchester@amirix.com>
6587 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
6589 2005-08-17 Uros Bizjak <uros@kss-loka.si>
6592 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
6593 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
6595 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
6597 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
6598 record with the type of its only member if the modes don't match.
6600 * varasm.c (decode_reg_name): Skip empty additional register names.
6602 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
6604 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
6605 lsm_tmp_name_length): New.
6606 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
6607 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
6609 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6610 Andreas Krebbel <krebbel1@de.ibm.com>
6612 * config.gcc: Added z9-109 switch.
6613 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
6614 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
6615 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
6616 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
6617 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
6618 for "z9_109" cpu attribute.
6619 * config/s390/s390.c (z9_109_cost): New processor cost structure.
6620 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
6621 (s390_handle_arch_option): Added z9-109 switch.
6622 (override_options): Set respective cost function for z9-109.
6623 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
6624 (legitimate_reload_constant_p): Accept extended immediates.
6625 (print_operand): Three new output modifiers added: k, m and o.
6626 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
6627 (s390_output_mi_thunk): Use extended immediate when possible.
6628 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
6629 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
6630 (CONSTRAINT_LEN): Added length of O constraint.
6631 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
6632 * config/s390/s390.md ("cpu"): New value z9_109 added.
6633 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
6634 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
6635 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
6636 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
6637 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
6638 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
6639 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
6640 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
6641 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
6642 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
6643 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
6644 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
6645 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
6646 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
6647 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
6649 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
6650 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
6651 insns for TARGET_EXTIMM.
6653 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
6655 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
6657 2005-08-17 Nick Clifton <nickc@redhat.com>
6659 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
6660 Call default_encode_section_info.
6662 2005-08-17 Steven Bosscher <stevenb@suse.de>
6664 PR tree-optimization/21574
6665 * tree-ssa-ccp.c (likely_value): If the right hand side is a
6666 constant, return CONSTANT.
6667 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
6668 (ccp_fold, visit_assignment): Likewise.
6669 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
6671 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
6673 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
6674 fold_buildN instead of buildN then fold_initializer or fold.
6675 (build_unary_op): Likewise.
6676 (build_binary_op): Likewise.
6677 * fold-const.c (fold_initializer): Remove.
6678 (fold_build1_initializer): New function.
6679 (fold_build2_initializer): New function.
6680 (fold_build3_initializer): New function.
6681 * tree.h (fold_initializer): Remove.
6682 (fold_build1_initializer): New function.
6683 (fold_build2_initializer): New function.
6684 (fold_build3_initializer): New function.
6686 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
6688 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
6689 (try_move_mult_to_index): Call fold_build2 instead of build2.
6690 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
6691 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
6692 fold_binary_to_constant.
6693 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
6695 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
6696 check if A == gcd (A, B). Remove TYPE argument.
6697 (analyze_offset) Use fold_build2 instead of fold (build.
6698 (create_data_ref): Likewise.
6699 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
6700 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
6703 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
6705 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
6706 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
6708 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
6711 * gimplify.c (zero_sized_type): New function.
6712 (gimplify_modify_expr_rhs): If we have a zero sized type,
6713 replace the statement with an empty statement.
6715 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
6717 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
6720 2005-08-16 Ian Lance Taylor <ian@airs.com>
6722 * doc/tm.texi (Label Output): Correct typo.
6724 2005-08-16 Steven Bosscher <stevenb@suse.de>
6727 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
6728 force_operand will work later on using have_insn_for.
6730 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6732 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
6734 2005-08-16 Ian Lance Taylor <ian@airs.com>
6737 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
6738 vector type, don't try to construct it element by element. Add an
6739 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
6741 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6743 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
6745 2005-08-16 Geoffrey Keating <geoffk@apple.com>
6747 * doc/invoke.texi (Precompiled Headers): Document some more options
6748 which are known to be safe.
6750 2005-08-16 James E Wilson <wilson@specifix.com>
6752 PR tree-optimization/21105
6753 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
6754 TREE_OVERFLOW check.
6756 2005-08-16 David Edelsohn <edelsohn@gnu.org>
6758 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
6759 (neg_ltu<mode>): Same.
6761 (neg_gtu<mode>): Same.
6763 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6765 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
6766 (fold_builtin_isdigit): Use fold_buildN.
6767 (build_function_call_expr): Likewise.
6768 * c-typeck.c (c_finish_loop): Likewise.
6770 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
6771 Richard Shann <rshann@superh.com>
6773 PR middle-end/20396:
6774 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
6776 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
6778 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
6780 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
6783 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
6784 arm_compure_save_reg0_reg12_mask to determine when the PIC register
6787 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6790 * fold-const.c (build_range_check): Disable optimization for function
6791 pointer expressions on targets that require function pointer
6794 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
6796 * simplify-rtx.c (simplify_const_relational_operation): When
6797 extracting arguments of a COMPARE, recompute the mode as well.
6799 2005-08-15 Ian Lance Taylor <ian@airs.com>
6801 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
6803 2005-08-15 DJ Delorie <dj@redhat.com>
6805 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
6807 (movsi_splittable): Allow, but split, moves to the stack.
6808 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
6811 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6813 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
6814 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
6815 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
6817 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
6818 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
6819 Delete HOST_PTR_PRINTF.
6821 * configure, config.in: Regenerate.
6823 2005-08-15 David Edelsohn <edelsohn@gnu.org>
6825 * config/rs6000/rs6000.md (QHSI): New mode macro.
6826 (wd): Extend mode attr for QImode and HImode
6827 (dbits): New mode attr.
6828 (zero_extend<mode>di2): Convert to mode macro.
6830 2005-08-15 Steve Ellcey <sje@cup.hp.com>
6833 * doc/invoke.texi (-mgnu-ld): Update description.
6836 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
6839 * Makefile.in (tree-chrec.o): Depends on real.h.
6840 * tree-chrec.c: Include real.h.
6841 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
6842 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
6843 * tree-scalar-evolution.c (add_to_evolution_1,
6844 interpret_rhs_modify_expr): Ditto.
6846 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
6849 * tree-data-ref.c (estimate_niter_from_size_of_data): When
6850 step is negative compute the estimation from init downwards to zero.
6852 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
6854 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
6856 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
6858 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
6860 (legitimate_reload_constant_p): Fix handling of lliXX operands.
6861 Accept double-word constants that can be split.
6862 * config/s390/s390.md ("movti"): Use 'P' constraint.
6863 ("*movdi_31", "*movdf_31"): Likewise.
6865 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
6867 Fix PR tree-optimization/22615
6869 * tree-ssa-structalias.c (solution_set_add): Handle
6870 first_vi_for_offset returning NULL.
6871 (do_da_constraint): Ditto.
6872 (do_sd_constraint): Ditto.
6873 (do_ds_constraint): Ditto
6874 (find_func_aliases): Ditto.
6875 (build_constraint_graph): RHS is allowed be ANYTHING.
6876 (first_vi_for_offset): Return NULL if we couldn't find anything at
6879 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
6881 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
6882 over memory as first operand.
6884 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
6887 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
6888 available for setting it.
6890 2005-08-14 Ira Rosen <irar@il.ibm.com>
6892 PR tree-optimization/23320
6893 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
6894 data-refs' types instead of base object nullness. Add check for
6895 pointer type data-refs before first location comparison. Remove
6898 2005-08-14 Andreas Schwab <schwab@suse.de>
6900 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
6902 2005-08-13 James E Wilson <wilson@specifix.com>
6904 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
6905 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
6906 -fstack-protector-all, --param ssp-buffer-size): Document.
6907 (-Wvariadic-macros): Alphabetize.
6908 (-fsched-stalled-insns-dep): Add missing 'f'.
6910 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
6913 2005-08-13 David Edelsohn <edelsohn@gnu.org>
6915 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
6916 or indirect address operand.
6917 (EXTRA_ADDRESS_CONSTRAINT): New.
6918 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
6920 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
6922 PR tree-optimization/22236
6923 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
6924 successors and predecessors.
6925 * tree-chrec.c (chrec_convert): Before converting, check that
6926 sequences don't wrap.
6927 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
6928 (analyze_array): Extern.
6929 (find_data_references_in_loop): Remove call to
6930 compute_estimated_nb_iterations.
6931 * tree-data-ref.h (analyze_array): Declared.
6932 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
6933 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
6934 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
6935 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
6937 * tree-ssa-loop-ivcanon.c: Fix documentation.
6938 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
6939 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
6940 (infer_loop_bounds_from_undefined): New.
6941 (estimate_numbers_of_iterations_loop): Use
6942 infer_loop_bounds_from_undefined.
6943 (used_in_pointer_arithmetic_p): New.
6944 (scev_probably_wraps_p): Pass an extra parameter. Call
6945 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
6946 (convert_step): Fix documentation.
6947 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
6948 Use initial_condition_in_loop_num and evolution_part_in_loop_num
6949 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
6950 scev_probably_wraps_p.
6952 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
6954 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
6955 (s390_register_info): Ignore clobbered_regs information for fixed
6956 registers, and only fixed registers.
6957 (s390_init_frame_layout): Remove redundant call.
6959 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
6961 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
6962 description of -Wold-style-casts.
6964 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6965 Jakub Jelinek <jakub@redhat.com>
6967 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6968 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
6969 * config/s390/s390.c (print_operand): New output modifier 'G' added.
6970 (get_thread_pointer): Renamed to s390_get_thread_pointer.
6971 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
6972 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
6973 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
6974 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6975 ("stack_protect_set", "stack_protect_test"): New expanders.
6976 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
6977 "stack_protect_testdi"): New insn definitions.
6979 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6981 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
6983 2005-08-12 Paul Brook <paul@codesourcery.com>
6985 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
6987 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6989 * config/s390/predicates.md (setmem_operand): New predicate.
6990 (shift_count_operand): Accept ANDs with special constants as
6992 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
6993 with special constants.
6994 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
6995 shift_count_operand with setmem_operand.
6997 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6999 * config/s390/s390.c (s390_extract_part, s390_single_part):
7001 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
7002 (s390_output_mi_thunk): Don't use lg on 31 bit.
7003 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
7004 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
7006 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7008 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
7009 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
7010 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
7011 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
7012 with one of the new macros.
7014 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7016 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
7017 Don't set save_return_addr_p.
7018 (s390_register_info): Make clobbered_regs not depending on
7021 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7023 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
7024 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
7026 2005-08-11 James E. Wilson <wilson@specifix.com>
7028 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
7030 2005-08-11 Jakub Jelinek <jakub@redhat.com>
7032 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
7033 locations gathered by var-tracking in single entry loc_list
7034 over loc_descriptor_from_tree.
7036 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
7037 pass it down to loc_descriptor.
7038 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
7039 (containing_function_has_frame_base): Move earlier in the file.
7040 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
7041 instead of always assuming fbreg can't be used.
7043 2005-08-11 David Edelsohn <edelsohn@gnu.org>
7045 * config/rs6000/altivec.md: Change constraint "m" to "Z".
7046 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7047 Accept address wrapped in AND for Altivec.
7048 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7049 Strip AND wrapping offset address for Altivec.
7051 2005-08-11 Richard Henderson <rth@redhat.com>
7054 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
7055 before using TYPE_IS_SIZETYPE.
7057 2005-08-11 Richard Henderson <rth@redhat.com>
7060 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
7061 insn types not present on ev4.
7062 (alphaev5_insn_pipe): Similarly.
7064 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
7067 * arm.c (arm_override_options): If the user has selected callee-super-
7068 interworking, then enable normal interworking.
7070 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7072 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
7075 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
7077 * doc/rtl.texi: Fix two typos.
7079 2005-08-11 Richard Guenther <rguenther@suse.de>
7082 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
7083 cases where we call to/from functions returning void.
7085 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
7088 * tree.c (build_pointer_type_for_mode): Robustify.
7090 2005-08-10 James E Wilson <wilson@specifix.com>
7092 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
7093 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
7095 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
7098 2005-08-10 Eric Christopher <echristo@apple.com>
7100 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
7101 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
7104 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
7107 * config/darwin.c (machopic_indirect_data_reference): Use a new register
7108 for the high part when generating dynamic-no-pic code.
7110 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
7112 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
7113 (x86_64-*-linux*): Likewise.
7115 * config/i386/crtfastmath.c: New file.
7116 * config/i386/t-crtfm: Likewise.
7118 * config/i386/linux.h (ENDFILE_SPEC): New.
7119 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
7121 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7124 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
7126 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
7127 (vec_shl, vec_shr): Document new operations.
7128 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
7130 2005-08-10 David Edelsohn <edelsohn@gnu.org>
7132 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
7133 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
7134 change predicate to indexed_or_indirect_address.
7136 2005-08-10 Richard Sandiford <richard@codesourcery.com>
7138 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
7139 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
7140 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
7141 and __aeabi_uwrite8.
7142 * config/arm/unaligned-funcs.c: New file.
7143 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
7145 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
7147 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
7149 * cfglayout.c (pass_insn_locators_initialize): Add dump.
7150 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
7152 * except.c (pass_convert_to_eh_region_ranges): Add dump.
7153 * final.c (pass_shorten_branches): Add dump.
7154 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
7155 (pass_life): Rename dump.
7156 (rest_of_handle_flow2): Remove initial verify_flow_info.
7157 * function.c (pass_instantiate_virtual_regs): Add dump.
7158 * integrate.c (pass_initial_value_sets): Add dump.
7159 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
7160 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
7161 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
7162 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
7163 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
7164 gate_rtl_unrool_and_peel_loops): New.
7165 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
7166 rtl_doloop): Do not look at flags.
7167 * mode-switching.c (pass_mode_switching): Add dump.
7168 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
7169 pass_split_before_regstack): Add dump.
7170 * regmove.c (pass_stack_adjustments): Add dump.
7171 * tree-optimize.c (pass_fixup_cfg): Add dump.
7173 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7176 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
7177 deciding which instruction sequence to use.
7179 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
7181 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
7182 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
7184 2005-08-09 Richard Guenther <rguenther@suse.de>
7186 * c-common.c (builtin_function_2): Remove.
7187 (def_builtin_1): New function.
7188 (c_common_nodes_and_builtins): Use def_builtin_1 to
7189 build builtin functions.
7191 2005-08-09 Jie Zhang <jie.zhang@analog.com>
7193 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
7194 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7195 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
7198 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7200 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
7201 fold_binary instead of fold_build2 since we don't care about the
7203 (loop_niter_by_eval): Likewise.
7204 (compare_trees): Likewise.
7205 (proved_non_wrapping_p): Likewise.
7207 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7211 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
7212 if the if is really empty.
7214 2005-08-09 Steven Bosscher <stevenb@suse.de>
7216 PR tree-optimization/23234
7217 * tree-ssa-math-opts.c (place_reciprocal): New enum.
7218 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
7219 argument of the new enum.
7220 (execute_cse_reciprocals): Add reciprocals for function arguments
7221 on the unique successor edge of the entry block. Update other calls
7222 to execute_cse_reciprocals_1.
7224 2005-08-08 Richard Henderson <rth@redhat.com>
7227 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
7229 2005-08-08 Bob Wilson <bob.wilson@acm.org>
7231 * expr.c (write_complex_part): Return after handling MEM.
7233 2005-08-08 Josh Conner <jconner@apple.com>
7235 PR rtl-optimization/23241
7236 * combine.c (simplify_comparison): Fix error in determining
7237 whether to lift a subreg from comparison.
7239 2005-08-08 David Edelsohn <edelsohn@gnu.org>
7242 * config/rs6000/altivec.md (vec_init<mode>): New.
7243 (vec_set<mode>): New.
7244 (vec_extract<mode>): New.
7245 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
7246 (rs6000_expand_vector_set): New.
7247 (rs6000_expand_vector_extract): New.
7248 (rs6000_legitimate_offset_address_p): Offset addresses are valid
7249 for Altivec modes before reload.
7250 (altivec_expand_vec_init_builtin): New.
7251 (get_element_number): New.
7252 (altivec_expand_vec_set_builtin): New.
7253 (altivec_expand_vec_ext_builtin): New.
7254 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
7256 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
7258 * config/rs6000/rs6000.h (rs6000_builtins): Add
7259 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
7260 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
7261 * config/rs6000/rs6000-protos.h: Declare new functions.
7263 2005-08-08 Jan Hubicka <jh@suse.cz>
7265 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
7266 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
7267 * i386.md (movdi*): Use pic_32bit_operand.
7268 * predicates.md (pic_32bit_operand): New.
7270 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
7273 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
7275 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
7277 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
7278 (test_for_singularity): Use fold_build2.
7280 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7282 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
7284 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
7286 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
7287 (COMMON_ASM_OP) Define.
7288 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
7289 (ix86_encode_section_info): Likewise.
7290 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
7291 SUBTARGET_ENCODE_SECTION_INFO.
7293 2005-08-06 Richard Henderson <rth@redhat.com>
7296 * tree-nested.c (convert_local_reference): Save and restore val_only
7297 around component_ref and friends. Clear walk_subtrees by default.
7299 2005-08-06 Peter O'Gorman <peter@pogma.com>
7302 * gcc.c (process_command): Check the argument to -b has a dash.
7303 * doc/invoke.texi: Update -b and -V docs.
7305 2005-08-06 James E Wilson <wilson@specifix.com>
7307 * config/mips/cross64.h, config/mips/t-cross64: Delete.
7309 2005-08-06 Michael Matz <matz@suse.de>
7311 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
7312 member only if only one insn is associated with the value.
7314 2005-08-06 Nick Clifton <nickc@redhat.com>
7316 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
7318 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
7319 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
7320 Check symbol flags instead of symbol name mangling.
7321 (xstormy16_asm_output_aligned_common): Likewise. Also
7322 simplify code since the bss100_section cass is the only case
7323 where the below100 code will be triggered.
7324 (xstormy16_encode_section_info): Encode below100 attribute
7325 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
7327 (xstormy16_strip_name_encoding): Delete - this function is no
7329 (TARGET_STRIP_NAME_ENCODING): Undefine.
7330 * config/stormy16/stormy16-protos.h: Delete prototype for
7331 xstormy16_strip_name_encoding.
7333 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
7335 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
7336 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
7337 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
7338 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
7339 config/alpha/predicates.md, config/arc/arc.h,
7340 config/arm/arm.h, config/arm/ieee754-df.S,
7341 config/arm/ieee754-sf.S, config/bfin/bfin.c,
7342 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
7343 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
7344 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
7345 config/m68hc11/m68hc11.h, config/mips/mips.c,
7346 config/mips/mips.h, config/mips/openbsd.h,
7347 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
7348 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
7349 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7350 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7351 config/sparc/linux.h, config/sparc/linux64.h,
7352 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
7353 doc/extend.texi, doc/gcov.texi, doc/install.texi,
7354 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
7355 typos. Follow spelling conventions.
7357 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
7360 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
7361 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
7362 specially. Check for side effects only for COND_EXPR.
7363 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
7364 return with TREE_NO_WARNING.
7366 2005-08-06 Richard Sandiford <richard@codesourcery.com>
7368 PR rtl-optimization/23233
7369 * loop.c (combine_movables): Require the modes to be the same.
7370 (move_movables): Remove handling of cases where the replacement
7371 had a different mode to the original.
7373 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
7375 PR tree-optimization/23128
7376 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
7377 subtraction wrap, and set TREE_OVERFLOW if they do.
7379 2005-08-05 Richard Henderson <rth@redhat.com>
7382 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
7383 FORCED_LABEL labels.
7385 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
7388 * reload.c (find_reloads_subreg_address): Pass down TYPE
7389 unchanged. Change all callers except find_reloads_toplev.
7391 2005-08-05 Michael Matz <matz@suse.de>
7393 * genattrtab.c (current_alternative_string): Remove.
7394 (SIMPLIFY_ALTERNATIVE): Ditto.
7395 (attr_alt_bit_p): Ditto.
7396 (alternative_name): Make const char *.
7397 (evaluate_eq_attr): Remove use of above things.
7398 (simplify_test_exp): Ditto.
7399 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
7400 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
7402 2005-08-04 James E Wilson <wilson@specifix.com>
7404 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
7405 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
7406 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
7407 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
7408 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
7410 2005-08-04 Richard Henderson <rth@redhat.com>
7413 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
7414 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
7415 * tree-sra.c (decide_block_copy): Use it. Disable element copy
7416 if we'd have to instantiate too many members.
7418 2005-08-04 Richard Henderson <rth@redhat.com>
7421 * tree-outof-ssa.c (coalesce_asm_operands): New.
7422 (coalesce_ssa_name): Use it. Split out ...
7423 (coalesce_phi_operands, coalesce_result_decls): ... these.
7425 2005-08-04 Paul Brook <paul@codesourcery.com>
7427 * read-rtl.c (read_quoted_string): Break if EOF.
7429 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
7431 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
7432 (fold_build2): Likewise.
7433 (fold_build3): Likewise.
7434 (fold_build1_stat): New function prototype.
7435 (fold_build2_stat): Likewise.
7436 (fold_build3_stat): Likewise.
7437 * fold-const.c (fold_build1): Rename to ..
7438 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7439 through to build1_stat.
7440 (fold_build2): Rename to ..
7441 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7442 through to build2_stat.
7443 (fold_build3): Rename to ..
7444 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7445 through to build3_stat.
7447 2005-08-04 David Edelsohn <edelsohn@gnu.org>
7448 Ian Lance Taylor <ian@airs.com>
7450 * function.c (assign_stack_local_1): Do not correct stack slot
7451 address if allocation size is smaller than mode size.
7453 2005-08-04 Diego Novillo <dnovillo@redhat.com>
7456 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
7457 (tree_merge_blocks): Propagate anything allowed by
7459 Clarify documentation.
7460 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
7461 SSA form, schedule an update if necessary.
7463 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
7465 * doc/install.texi (Binaries): Remove broken link to
7466 Sinix/Reliant Unix binaries.
7468 2005-08-03 Richard Henderson <rth@redhat.com>
7471 * function.c (stack_protect_epilogue): Export.
7472 * tree.h (stack_protect_epilogue): Declare.
7473 * calls.c (expand_call): Call it.
7475 2005-08-03 Eric Christopher <echristo@apple.com>
7477 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
7478 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
7481 2005-08-04 Jan Hubicka <jh@suse.cz>
7483 * profile.c (branch_prob): Split edges with goto locus on them
7484 to get proper line counts.
7485 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
7487 2005-08-03 Paul Brook <paul@codesourcery.com>
7489 * function.c (assign_parms): Round current_function_args_size
7490 to PARM_BOUNDARY, not STACK_BOUNDARY.
7492 2005-08-03 Geoffrey Keating <geoffk@apple.com>
7494 * config/i386/i386.c (x86_elf_aligned_common)
7495 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
7497 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
7499 PR tree-optimization/23157
7500 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
7501 before emitting them.
7503 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7505 PR tree-optimization/19899
7506 * Makefile.in (tree-scalar-evolution.o): Add real.h.
7507 * tree-scalar-evolution.c: Include real.h.
7508 (add_to_evolution): Build constant -1 of correct type.
7510 2005-08-03 Jan Hubicka <jh@suse.cz>
7512 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
7513 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
7514 profile updating for complette unrolling.
7515 * loop-unroll.c (peel_loop_completely): Use it.
7516 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
7517 (tree_unroll_loops_completely): Disable code growing unrolling of cold
7520 2005-08-03 Paul Brook <paul@codesourcery.com>
7522 * combine.c (can_change_dest_mode): New function.
7523 (try_combine, simplify_set): Use it.
7525 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
7527 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
7530 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
7532 * doc/install.texi (Specific): Adjust link to openavr.org.
7533 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
7534 (Binaries): Adjust HP-UX Porting Center link.
7535 (Binaries): Adjust Free Software Foundation ordering link.
7537 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
7539 * convert.c (convert_to_integer): Use fold_build1 instead of
7540 build1 when converting an integer to an integer.
7542 2005-08-02 Richard Henderson <rth@redhat.com>
7544 * combine.c (combine_instructions): Don't use reg_equal/equiv
7545 results if the mode doesn't match.
7547 2005-08-02 Mark Mitchell <mark@codesourcery.com>
7549 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
7550 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
7552 2005-08-02 Richard Henderson <rth@redhat.com>
7555 * explow.c (memory_address): Remove special-case for
7556 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
7558 2005-08-02 Diego Novillo <dnovillo@redhat.com>
7561 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
7562 number of calls to cleanup_tree_cfg_1.
7564 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
7566 * doc/invoke.texi: document file extensions .F90 and .F95
7568 2005-08-02 Richard Guenther <rguenther@suse.de>
7570 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
7571 positive if its first argument is positive.
7573 2005-08-02 Richard Guenther <rguenther@suse.de>
7575 PR tree-optimization/23177
7576 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
7579 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
7581 PR tree-optimization/23129
7582 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
7583 varying for divisions with anti-ranges.
7585 2005-08-02 Jan Hubicka <jh@suse.cz>
7587 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
7588 * tree-ssa-threadupdate.c (thread_block): Add it here.
7590 2005-08-01 James E Wilson <wilson@specifix.com>
7592 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
7593 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
7594 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
7596 * config/mips/predicates.md (const_call_insn_operand): Add check for
7597 SYMBOL_REF_LONG_CALL_P.
7598 * doc/extend.texi (long_call): Document the new attribute.
7600 2005-08-01 Ian Lance Taylor <ian@airs.com>
7601 Richard Henderson <rth@redhat.com>
7603 * Makefile.in (RTL_BASE_H): Add real.h.
7604 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
7606 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
7608 * rtl.c (rtl_check_failed_code_mode): New.
7609 * rtl.h (struct rtx_def): Add u.rv.
7610 (XCMWINT, XCNMPRV): New.
7611 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
7612 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
7614 2005-08-01 Richard Henderson <rth@redhat.com>
7616 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
7617 with auto-inc codes.
7619 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
7621 2005-08-01 Jan Hubicka <jh@suse.cz>
7623 * i386-protos.h (asm_preferred_eh_data_format): Declare.
7624 * i386.c: Include dwarf2.h
7625 (asm_preferred_eh_data_format): New.
7626 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
7628 2005-08-01 Ian Lance Taylor <ian@airs.com>
7630 * config/host-linux.c (linux_gt_pch_get_address): Add new name
7631 randomize_va_space for virtual address randomization control.
7633 2005-08-01 Steven Bosscher <stevenb@suse.de>
7635 * common.opt (flag_ipa_cp): Put in right place to maintain
7638 2005-08-01 Jan Hubicka <jh@suse.cz>
7640 * profile.c (compute_value_histograms): Fix thinko.
7641 * value-prof.c: Include toplev.h
7642 (check_counter): New function.
7643 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7644 tree_mod_subtract_transform): Add sanity check.
7646 2005-08-01 Richard Guenther <rguenther@suse.de>
7648 PR tree-optimization/23133
7649 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
7650 current functions parameter decls to find defs to cse
7653 2005-08-01 Richard Guenther <rguenther@suse.de>
7655 PR tree-optimization/23109
7656 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
7657 If trapping math is in effect, use post-dominator information
7658 to check if we'd in any case reach a trapping point before
7659 doing the reciprocal insertion.
7660 (execute_cse_reciprocals): Compute post-dominators, if necessary.
7661 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
7662 expressions are invariant only if trapping math is not in effect.
7664 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
7666 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
7667 cgraph_function_versioning): New declarations.
7668 * cgraphunit.c: Add include to ipa-prop.h.
7669 (update_call_expr, cgraph_copy_node_for_versioning,
7670 cgraph_function_versioning): New functions.
7671 * integrate.c (copy_decl_for_inlining): Remove.
7672 * ipa-prop.h (ipa_replace_map): New struct.
7673 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
7674 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
7675 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
7676 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
7677 ipcp_iterate_stage, ipcp_method_scale_print,
7678 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
7679 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
7680 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
7681 ipcp_update_bb_counts, ipcp_update_profiling,
7682 ipcp_update_edges_counts): New functions.
7683 (ipcp_method_cval_init): Remove restriction regarding local methods.
7684 (ipcp_init_stage): Add ipcp_method_compute_scale.
7685 (ipcp_insert_stage): Add versioning.
7686 (ipcp_structures_print): Add ipcp_method_scale_print.
7687 (ipcp_driver): Dump profiling info.
7688 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
7689 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
7690 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
7691 (struct inline_data): Add versioning_p, ipa_info, new fields.
7692 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
7693 declare_return_variable): Replace calls to copy_decl_for_inlining with
7695 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
7697 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
7698 Add argument VERSIONING.
7699 (copy_arguments_for_versioning, copy_static_chain,
7700 function_versionable_p, tree_versionable_function_p,
7701 tree_function_versioning, replace_ref_tree): New functions.
7702 * tree-inline.h: Include varray.h.
7703 (tree_versionable_function_p, tree_function_versioning,
7704 tree copy_decl_for_dup): New declarations.
7706 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
7708 * ipa-cp.c: New file. Contains IPCP specific functionality.
7709 * ipa-prop.h: New file. Contains structures/definitions that can be
7710 used by several interprocedural data flow optimizations (and also IPCP).
7711 * ipa-prop.c: New file.
7712 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
7713 * common.opt: Add ipa-cp flag.
7714 * timevar.def: Add IPCP optimization.
7715 * tree-optimize.c (init_tree_optimization_passes): Schedule
7717 * tree-pass.h (pass_ipa_cp): Declare.
7719 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
7721 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
7722 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
7723 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
7724 config/i386/i386.c, config/mips/mips.h,
7725 config/rs6000/rs6000.h, config/sh/sh.c,
7726 config/stormy16/stormy16.c: Fix comment typos.
7728 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
7731 * c-typeck.c (build_binary_op): Use common_type wrapper on
7733 (common_type): Update comment.
7735 2005-07-31 Steven Bosscher <stevenb@suse.de>
7738 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
7739 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
7740 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
7742 2005-07-31 Jan Hubicka <jh@suse.cz>
7744 * pretty-print.h (pp_widest_integer): New macro.
7745 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
7748 2005-07-31 Jan Hubicka <jh@suse.cz>
7750 * output.h (enum section_category): Export from varasm.c
7751 (categorize_decl_for_section): Likewise.
7752 * varasm.c (enum section_category): Kill.
7753 (categorize_decl_for_section): Make global.
7754 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
7756 * i386.c (ix86_section_threshold): New static variable.
7757 (ix86_in_large_data_p, ix86_encode_section_info,
7758 x86_64_elf_unique_section,
7759 x86_64_elf_select_section): New functions.
7760 (TARGET_ENCODE_SECTION_INFO): Define
7761 (override_options): Enable medium model for PIC.
7762 (ix86_expand_prologue): Expand gen_set_got_rex64.
7763 (legitimate_constant_p): Handle new UNSPECs.
7764 (legitimate_pic_address_disp_p): Likewise.
7765 (legitimize_pic_address): Lower MEDIUM model addressing.
7766 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
7767 (enum cmodel): Add MEDIUM_PIC.
7768 (SYMBOL_REF_FAR_ADDR_P): New macro.
7769 (SYMBOL_FLAG_FAR_ADDR): New flag.
7770 * i386.md (movdi): Support medium model.
7771 (set_got_rex64): New pattern.
7772 * i386.opt (mlarge-data-threshold): New flag.
7773 * predicates.md (zext_operand/sext_operand): Deal with medium model.
7774 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
7775 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
7776 TARGET_ASM_UNIQUE_SECTION): New.
7778 * invoke.texi (-mlarge_data_threshold): Document
7780 2005-07-31 Jan Hubicka <jh@suse.cz>
7782 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
7783 (coalesce_vars): Likewise.
7784 * tree-ssa-live.c (coalesce_cost): New.
7785 (build_tree_conflict_graph): Use coalesce_cost.
7786 * tree-ssa-live.h (coalesce_cost): Declare.
7788 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
7790 * arm.md (all peepholes for post-increment operations): Delete.
7791 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
7792 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
7793 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
7794 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
7795 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
7797 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
7799 * fold-const.c (tree_expr_nonnegative_p): Always return true for
7802 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
7805 * doc/invoke.texi: Document -rdynamic.
7807 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
7810 * c-parser.c (c_parser_parms_list_declarator): Call
7811 mark_forward_parm_decls.
7812 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
7813 decls with visibility structure.
7815 2005-07-30 Paul Brook <paul@codesourcery.com>
7817 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
7819 2005-07-30 Paul Brook <paul@codesourcery.com>
7821 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
7823 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
7825 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
7827 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7830 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
7831 nested function declarators.
7832 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
7833 (grokparms): Call warn_if_shadowing for parameters used within the
7835 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
7836 not used within the parameter list.
7837 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
7839 2005-07-30 Jan Hubicka <jh@suse.cz>
7841 * expr.c (expand_expr_real_1): Do not load mem targets into register.
7842 * i386.c (ix86_fixup_binary_operands): Likewise.
7843 (ix86_expand_unary_operator): Likewise.
7844 (ix86_expand_fp_absneg_operator): Likewise.
7845 * optabs.c (expand_vec_cond_expr): Validate dest.
7847 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7850 * real.c (real_from_string): Also set last bit if there is a
7851 nonzero hex digit beyond GCC's internal precision after ".".
7853 2005-07-29 David Edelsohn <edelsohn@gnu.org>
7855 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
7856 define_constants. Change duplicate values to unassigned numbers.
7857 Change UNSPEC_SUBS to UNSPEC_VSUBS.
7858 (*altivec_vspltsf): New.
7859 (altivec_vperm_v4sf): Delete.
7860 (altivec_vperm_<mode>): Use mode macro V.
7861 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
7862 (altivec_predicate_v4sf): Delete.
7863 (altivec_predicate_<mode>): Use mode macro V.
7864 (*altivec_lvesfx): New.
7865 (*altivec_stvesfx): New.
7866 (vec_realign_load_v4sf): Delete.
7867 (vec_realign_load_<mode>): Use mode macro V.
7868 * config/rs6000/rs6000.c (generate_set_vrsave): Use
7871 2005-07-29 Mark Mitchell <mark@codesourcery.com>
7874 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
7876 * configure: Regenerated.
7878 2005-07-29 Paul Brook <paul@codesourcery.com>
7880 * doc/install.texi: Add link to GFortran binaries wiki page.
7882 2005-07-29 David Ung <davidu@mips.com>
7884 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
7885 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
7886 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
7887 * config/mips/mips.md (cpu): Add 5kf name.
7888 (includes): Includes 5k.md.
7889 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
7890 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
7893 2005-07-29 Diego Novillo <dnovillo@redhat.com>
7896 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
7897 (cleanup_tree_cfg): ... here.
7898 Call cleanup_tree_cfg_1 until there are no more cleanups to
7901 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
7903 * tree-vrp.c (compare_range_with_value): Return true or false
7904 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
7905 EQ_EXPR respectively.
7907 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
7909 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
7912 2005-07-29 Diego Novillo <dnovillo@redhat.com>
7914 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
7915 (tree_ssa_dominator_optimize): Increment it.
7916 (dump_dominator_optimization_stats): Print it.
7918 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
7919 Steven Bosscher <stevenb@suse.de>
7921 PR rtl-optimization/23117
7922 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
7923 when head == tail. Tidy comment.
7925 2005-07-28 Richard Henderson <rth@redhat.com>
7927 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
7928 * cselib.c (rtx_equal_for_cselib_p): Likewise.
7929 * jump.c (rtx_renumbered_equal_p): Likewise.
7930 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
7931 CONST_INT and CONST_DOUBLE.
7932 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
7933 * reload.c (operands_match_p): Special case CONST_INT and
7934 CONST_DOUBLE; check mode earlier.
7936 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7939 * c-typeck.c (convert_for_assignment): Do not check
7940 DECL_IN_SYSTEM_HEADER on NULL fundecl.
7942 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7945 * c-typeck.c (composite_type): Prefer constant size arrays to
7948 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7951 * real.c (real_from_string): Set last bit if there is a nonzero
7952 hex digit beyond GCC's internal precision.
7954 2005-07-28 Richard Henderson <rth@redhat.com>
7957 * cfgcleanup.c (try_forward_edges): Watch out for end of
7960 2005-07-28 James E Wilson <wilson@specifixinc.com>
7963 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
7965 2005-07-28 Jan Hubicka <jh@suse.cz>
7967 * Makefile.in (rtl-profile.o): Kill all traces of it.
7968 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
7969 * coverage.h (rtl_coverage_counter_ref): Kill.
7970 * opts.c (flag_speculative_prefetching_set): Kill.
7971 (flag_loop_optimize_set): New.
7972 (common_handle_option): Disable loop optimizer when profiling;
7973 do not handle speculative prefetching.
7974 * passes.c (init_optimization_passes): Replace pass_profiling combo
7975 by branch_prob pass.
7976 * profile.c (compute_value_histograms): Update for simplified value
7978 (rtl_register_profile_hooks): Kill.
7979 (pass_profiling): Kill.
7980 (rest_of_handle_branch_prob): Do not profile.
7981 * toplev.c (process_options): Remove speculative prefetching.
7982 * toplev.h (flag_tree_based_profiling): Kill.
7983 * tree-profile.c (prepare_instrumented_value,
7984 tree_gen_interval_profiler, tree_gen_pow2_profiler,
7985 tree_gen_one_value_profiler, do_tree_profiling): Update for
7986 simplified datastructures.
7987 * value-prof.c: Add comment that speculative prefetching was dropped;
7988 update rest of file for simplified datastructures.
7989 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
7990 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
7991 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
7992 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
7993 rtl_mod_subtract, gen_speculative_prefetch,
7994 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
7995 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
7996 (gate_handle_value_profile_transformations,
7997 rest_of_handle_value_profile_transformations,
7998 pass_value_profile_transformations): Kill.
7999 * value-prof.h (histogram_value_t): Remove IL based unions.
8000 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
8001 rtl_profile_hooks): Remove hooks.
8003 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
8005 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
8006 (cgraph_clone_node): Likewise.
8007 * cgraph.h (cgraph_clone_edge): Update prototype.
8008 (cgraph_clone_node): Likewise.
8009 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
8011 (lookup_recursive_calls): Consider profile.
8012 (cgraph_decide_recursive_inlining): Fix updating; use new
8013 probability argument; use profile.
8014 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
8015 * tree-inline.c (copy_bb): Update clal of clone_edge.
8016 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
8018 * invoke.texi (min-inline-recursive-probability): Document.
8020 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
8022 * doc/install.texi (Configuration): Update Valgrind homepage.
8024 2005-07-28 Richard Henderson <rth@redhat.com>
8027 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
8028 labels we want to delete.
8029 (cfg_layout_merge_blocks): Likewise.
8031 2005-07-28 Richard Henderson <rth@redhat.com>
8034 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
8035 when expanding to nothing.
8037 2005-07-28 Josh Conner <jconner@apple.com>
8039 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
8040 (cgraph_decide_inlining_of_small_functions): Likewise.
8042 2005-07-28 Josh Conner <jconner@apple.com>
8044 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
8045 direction of badness if negative.
8046 (cgraph_default_inline_p): Add reason to parameters, and assign it
8048 (cgraph_decide_inlining_of_small_functions): New parameter in call
8049 to cgraph_default_inline_p.
8050 (cgraph_decide_inlining_incrementally): Likewise.
8051 * cgraphunit.c (decide_is_function_needed): Likewise.
8052 * cgraph.h (cgraph_default_inline_p): Likewise.
8054 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8056 * builtins.c: Fix comment typo(s).
8057 * genautomata.c: Likewise.
8058 * gimplify.c: Likewise.
8059 * tree-dfa.c: Likewise.
8060 * tree-flow-inline.h: Likewise.
8061 * tree-into-ssa.c: Likewise.
8062 * tree-ssa-alias.c: Likewise.
8063 * tree-ssa-ccp.c: Likewise.
8064 * tree-ssa-copy.c: Likewise.
8065 * tree-ssa-dce.c: Likewise.
8066 * tree-ssa-dom.c: Likewise.
8067 * tree-ssa-operands.c: Likewise.
8068 * tree-tailcall.c: Likewise.
8069 * tree-vectorizer.c: Likewise.
8070 * tree-vrp.c: Likewise.
8073 2005-07-28 Jeff Law <law@redhat.com>
8075 * tree-vrp.c (test_for_singularity): Extracted from ...
8076 (simplify_cond_using_ranges): Attempt to simplify a relational
8077 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
8079 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
8081 PR tree-optimization/22506
8082 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
8083 phis whose argument is constant.
8085 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
8087 PR rtl-optimization/18992
8088 Back out this patch:
8089 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8090 PR optimization/12142
8091 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
8092 uses of the register in the SET_SRC. Remove unnecessary argument.
8094 Replace it with this:
8095 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
8096 if flag_non_call_exceptions is set and the insn may trap, pass
8097 pc_rtx as dest for recursion.
8098 In SET_SRC part of SET case, if dest is already set, pass it down
8101 2005-07-28 Jan Hubicka <jh@suse.cz>
8103 * cfg.c (update_bb_profile_for_threading): Use RDIV.
8104 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
8105 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
8107 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
8108 profile when available.
8110 2005-07-28 Jan Beulich <jbeulich@novell.com>
8112 * config/ia64/ia64.c (ia64_load_pair_ok): New.
8113 (ia64_print_operand): Describe and handle 'X'.
8114 (ia64_register_move_cost): Also handle FP_REGS.
8115 (ia64_preferred_reload_class): Likewise.
8116 (ia64_secondary_reload_class): Likewise.
8117 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
8118 it. Also check for ITANIUM_CLASS_FLDP.
8119 * config/ia64/ia64.h (FP_REGNO_P): New.
8120 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
8121 (reg_class): Add FP_REGS.
8122 (REG_CLASS_NAMES): Adjust for it.
8123 (REG_CLASS_CONTENTS): Likewise.
8124 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
8125 (REG_CLASS_FROM_LETTER): Handle 'x'.
8126 (CLASS_MAX_NREGS): Handle FP_REGS.
8127 (MEMORY_MOVE_COST): Likewise.
8128 * config/ia64/ia64.md (itanium_class): Add fldp.
8129 (type): Handle fldp.
8130 (movti_internal): More allowable operand combinations. Use ldfp8 when
8131 splitting unnecessary. Remove predicable attribute. Adjust
8132 itanium_class attribute.
8133 (smuldi3_highpart): Remove outdated comment.
8134 (mulditi3, umulditi3, rotlti3): New expanders.
8135 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
8136 (absti2): Disabled new insn for future reference.
8137 Respective new splitters.
8138 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
8139 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
8140 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
8142 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
8144 PR rtl-optimization/23047
8145 * simplify-rtx.c (simplify_const_relational_operation): Respect
8146 flag_wrapv for comparisons with ABS.
8148 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
8150 PR tree-optimization/22493
8151 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
8152 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
8154 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
8156 * config/frv/frv.opt (moptimize-membar): New.
8158 * doc/invoke.texi: Document -moptimize-membar and its inverse.
8160 * config/frv/frv.h: Remove machine_function definition.
8162 * config/frv/frv.c (struct frv_io): New.
8163 (struct machine_function): Moved from frv.h. Add has_membar_p.
8164 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
8165 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
8166 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
8167 (frv_optimize_membar_global, frv_optimize_membar): New functions.
8168 (frv_reorg): Call frv_optimize_membar when appropriate.
8169 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
8170 (frv_expand_builtin): Adjust calls accordingly.
8171 (frv_io_address_cookie): New function.
8172 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
8173 load or store rather than a special insn. Add ccnstant address and
8174 io-type operands to the membar.
8175 (frv_ifcvt_modify_tests): Unsign regno.
8176 (frv_ifcvt_modify_tests): Same.
8178 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
8179 UNSPEC_OPTIONAL_MEMBAR constant.
8180 (builtin_read_<mode>): Delete.
8181 (builtin_write_<mode>): Delete.
8182 ("optional_membar_<mode>"): Add operand.
8184 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
8185 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
8186 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
8187 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
8188 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
8189 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
8190 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
8191 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
8192 * testsuite/gcc.target/frv/all-read-write-1.c: New.
8194 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
8196 * df.c (df_uses_record): Handle SCRATCH.
8198 2005-07-28 Steven Bosscher <stevenb@suse.de>
8201 * passes.c (rest_of_decl_compilation): If decl is a type and
8202 we have encountered errors, don't emit debug information.
8204 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
8206 * params.def: Fixed comment.
8208 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
8211 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
8212 (TARGET_ASM_UNALIGNED_HI_OP): Add.
8213 (TARGET_ASM_UNALIGNED_SI_OP): Add.
8215 2005-07-27 Steven Bosscher <stevenb@suse.de>
8218 * varasm.c (assemble_start_function): Don't do anything that may
8219 require a CFG if the current function is a thunk.
8221 2005-07-25 Geoffrey Keating <geoffk@apple.com>
8223 * doc/install.texi (Prerequisites): Mention that perl is needed
8224 to do export control in libstdc++ targetting Darwin.
8226 2005-07-27 Steven Bosscher <stevenb@suse.de>
8228 PR rtl-optimization/17808
8229 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
8230 (sched_insns_conditions_mutex_p): Split out from...
8231 (add_dependence): ...here. But don't call it from here.
8232 (add_dependence_list): Check sched_insns_conditions_mutex_p
8233 before calling add_dependence.
8234 (add_dependence_list_and_free): Likewise.
8235 (fixup_sched_groups): Likewise.
8236 (sched_analyze_1): Likewise.
8237 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
8238 (sched_analyze): Likewise.
8239 (sched_analyze_insn): Likewise.
8240 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8241 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
8242 dependencies on all COND_EXEC insns to jumps ending basic blocks
8243 when doing intrablock scheduling.
8244 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
8246 2005-07-27 Jeff Law <law@redhat.com>
8248 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
8249 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
8250 equivalency sets, correctly handle the case were vr0 has an
8251 equivalency set, but vr1 does not.
8253 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
8255 PR tree-optimization/23073
8256 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
8257 vect_print_dump_info before fprintf.
8259 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8261 PR tree-optimize/22348
8262 * tree-ssa-loop-niter.c (number_of_iterations_cond):
8263 Fold the partial computation.
8265 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8267 PR tree-optimization/22325
8268 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
8270 * tree-scalar-evolution.c (scev_const_prop): Add generic final
8272 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
8273 (force_var_cost): ... this function.
8274 (compute_phi_arg_on_exit): Export.
8276 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8278 PR tree-optimization/20773
8279 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
8282 2005-07-27 Richard Guenther <rguenther@suse.de>
8284 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
8285 Avoid pushing again if current struct contains only
8286 fields we decomposed.
8288 2005-07-27 Jan Hubicka <jh@suse.cz>
8290 PR tree-optimization/22574
8291 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
8294 * tree-tailcall.c (decrease_profile): New function.
8295 (eliminate_tail_call): Use it.
8297 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
8298 visibility flags correctly in whole program mode.
8300 2005-07-26 Steve Ellcey <sje@cup.hp.com>
8302 PR rtl-optimization/22472
8303 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
8305 2005-07-26 Steven Bosscher <stevenb@suse.de>
8307 PR tree-optimization/22504
8308 * tree-complex.c (expand_complex_addition): Use 'code' instead
8309 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
8311 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8313 * config.gcc (cpu_type): Add frv case.
8314 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
8315 (supported_defaults): Add fr550 case.
8317 2005-07-26 Diego Novillo <dnovillo@redhat.com>
8320 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
8321 whether a pointer of type T * may point to objects of type T *.
8323 2005-07-26 DJ Delorie <dj@redhat.com>
8325 * configure: Regenerate.
8327 2005-07-26 Dale Johannesen <dalej@apple.com>
8329 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
8331 2005-07-26 Mark Mitchell <mark@codesourcery.com>
8333 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
8334 Clarify use of "build" in name.
8336 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8338 * doc/extend.texi (Raw read/write Functions): New section.
8339 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
8340 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
8341 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
8342 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
8343 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
8344 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
8345 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
8346 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
8347 * config/frv/frv.c: Add bdesc_loads global.
8348 Add bdesc_stores global.
8349 (frv_init_builtins): Add support for __builtin_{read/write}*.
8350 (frv_volatile_memref): New.
8351 (frv_expand_load_builtin): New.
8352 (frv_expand_store_builtin): New.
8353 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
8354 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
8355 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
8356 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
8357 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
8358 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
8359 (builtin_read_<mode>): New.
8360 (builtin_write_<mode>): New.
8361 (builtin_write64): New.
8362 (optional_membar_<mode>): New.
8364 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
8366 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
8367 (rather than units) against HOST_BITS_PER_WIDE_INT.
8369 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
8371 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
8372 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
8373 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
8374 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
8377 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
8378 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
8379 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
8381 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
8383 2005-07-26 Richard Guenther <rguenther@suse.de>
8385 PR tree-optimization/22486
8386 * fold-const.c (fold_unary): Fold away useless component
8387 references of the form (T *)&T.x, if the address
8390 2005-07-25 James E Wilson <wilson@specifixinc.com>
8392 * dwarf2out.c (add_call_src_coords_attributes): New.
8393 (gen_inlined_subroutine_die): Call it.
8394 (maybe_emit_file, init_file_table): Add comments.
8395 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
8397 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
8398 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
8399 * tree.h (BLOCK_SOURCE_LOCATION): New.
8400 (struct tree_block): New field locus.
8402 2005-07-26 Andreas Schwab <schwab@suse.de>
8404 PR rtl-optimization/23043
8405 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
8406 when allocating a struct unoccr.
8408 2005-07-25 Richard Henderson <rth@redhat.com>
8411 * tree-complex.c (gate_no_optimization): True if errors.
8412 * Makefile.in (tree-complex.o): Update dependencies.
8414 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
8416 * config/frv/predicates.md (integer_register_operand): Use
8419 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8422 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
8424 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
8426 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8428 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
8429 types when flag_unsafe_math_optimizations is true.
8431 2005-07-25 Mark Mitchell <mark@codesourcery.com>
8433 * gcc.c (option_map): Add --sysroot.
8434 (process_command): Handle --sysroot.
8435 (display_help): Document it.
8436 * doc/cppopts.tex (-isysroot): Document.
8437 * doc/invoke.texi (--sysroot): Document.
8438 * doc/install.texi (--with-build-sysroot): Document.
8440 * Makefile.in (inhibit_libc): New variable.
8441 (INHIBIT_LIBC_CFLAGS): Likewise.
8442 (LIBGCC2_CFLAGS): Include
8443 $(INHIBIT_LIBC_CFLAGS).
8444 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
8445 ($(T)crtbegin.o): Do not use @inhibit_libc@.
8446 ($(T)crtend.o): Likewise.
8447 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
8448 ($(T)crtendS.o): Likewise.
8449 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
8450 ($(T)crtendT.o): Likewise.
8451 (stmp-fixinc): Do not complain about missing headers if
8453 * configure.ac (inhibit_libc): Set it to true/false.
8454 (--with-build-sysroot): New option. Use it to set
8456 * configure: Regenerated.
8458 2005-07-25 Manfred Hollstein <mh@suse.com>
8460 * calls.c (store_one_arg): Fix unsigned comparison warning.
8462 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8465 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
8466 (ggc_print_statistics): Initialize variable before use.
8468 2005-07-25 Richard Guenther <rguenther@suse.de>
8470 * tree-dfa.c (mark_new_vars_to_rename): Protect against
8471 calling with a PHI_NODE argument.
8473 * tree-flow-inline.h (overlap_subvar): Protect against
8476 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
8478 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
8479 * configure: Regenerate.
8481 2005-07-25 Ira Rosen <irar@il.ibm.com>
8483 * expr.c (highest_pow2_factor): Make extern.
8484 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
8485 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
8486 record_array_differ_p, array_ptr_differ_p): Likewise.
8487 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
8488 additional cases. Call the above functions.
8489 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
8490 base_object_differ_p when there are two base objects. Otherwise, compare
8491 base address and offset. Call may_alias_p.
8492 (dump_data_reference): Use a correct field name.
8493 (analyze_array): Make static. Initialize new data-ref fields.
8494 (analyze_indirect_ref): New function.
8495 (init_data_ref): Initialize new data-ref fields.
8496 (strip_conversion): Moved from tree-vect-analyze.c.
8497 (analyze_offset_expr, get_ptr_offset, address_analysis,
8498 object_analysis): Likewise.
8499 (analyze_offset): New function.
8500 (create_data_ref): Likewise.
8501 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
8502 dimensions for ARRAY_REFs only.
8503 (build_classic_dist_vector): Make static.
8504 (access_functions_are_affine_or_constant_p): Call macro to get the
8505 address of access functions.
8506 (compute_all_dependences): Add new parameter
8507 compute_self_and_read_read_dependences. Compute self and read-read
8508 dependences if it is true.
8509 (find_data_references_in_loop): Call create_data_ref. Initialize new
8511 (compute_data_dependences_for_loop): Add new parameter
8512 compute_self_and_read_read_dependences. Remove parameter nb_loops,
8513 compute nb_loops. Call compute_all_dependences,
8514 build_classic_dist_vector and build_classic_dir_vector with correct
8516 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
8517 with correct parameters. Compare dimensions for ARRAY_REFs only.
8518 (free_data_refs): Call macro to free access functions.
8519 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
8520 fields from stmt_vinfo.
8521 (struct base_object_info): New structure.
8522 (struct data_reference): Move fields to base_object_info. Add fields
8523 first_location and object_info for above structures. Move fields from
8524 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
8525 aligned_to. Add macros to access the new fields.
8526 Update functions declarations.
8527 * tree-flow.h (is_aliased_with): Declare.
8528 * tree-loop-linear.c (linear_transform_loops): Call
8529 compute_data_dependences_for_loop with correct parameters.
8530 * tree-ssa-alias.c (is_aliased_with): New function.
8531 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
8532 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
8533 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
8534 vect_base_addr_differ_p, compute_subscript_distance and
8535 build_classic_dist_vector. Add printings. Check absolute value of
8537 (vect_analyze_data_ref_dependences): Go through ddrs instead of
8539 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
8540 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
8541 to bytes. Add printing.
8542 (vect_compute_data_refs_alignment): Go through loads and stores in one
8544 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
8545 vect_analyze_data_ref_access): Likewise.
8546 (vect_analyze_pointer_ref_access): Remove.
8547 (vect_address_analysis, vect_object_analysis): Likewise.
8548 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
8549 and analyze data-refs in the loop.
8550 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
8551 fields of data-ref instead of stmt. Add init to the offset from the
8553 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
8554 (vect_update_init_of_dr): Likewise.
8555 (vect_update_inits_of_drs): Go through loads and stores in one loop.
8556 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
8558 (new_loop_vec_info): Initialize new fields.
8559 (destroy_loop_vec_info): Free new fields.
8560 (vect_strip_conversion): Remove.
8561 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
8562 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
8563 datarefs. Add new field ddrs.
8564 Add macros for the new fields access.
8565 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
8566 base_aligned_p, misalignment, memtag, ptr_info and subvars.
8567 Remove their macros.
8568 * tree.h (highest_pow2_factor): Declare.
8570 2005-07-25 Jakub Jelinek <jakub@redhat.com>
8572 * calls.c (store_one_arg): Check for sibling call MEM arguments
8573 from already clobbered incoming argument area.
8575 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8577 * c-common.c (check_missing_format_attribute): New.
8578 * c-common.h (check_missing_format_attribute): Likewise.
8579 * c-typeck.c (convert_for_assignment): Use it.
8581 2005-07-24 Andreas Schwab <schwab@suse.de>
8583 * config/m68k/m68k.md ("extendqidi2"): When source is an address
8584 register use a word move. Correct operand of ext.w in 68000 code.
8586 2005-07-23 Mark Mitchell <mark@codesourcery.com>
8588 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
8589 variables as declarations, rather than definitions.
8591 2005-07-24 Ira Rosen <irar@il.ibm.com>
8593 PR tree-optimization/22526
8594 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
8597 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8599 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
8600 that C99 reserve for future use. Use it to define clog10,
8601 clog10f and clog10l.
8603 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8605 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
8606 * configure.ac: Check for -Wmissing-format-attribute.
8608 * configure: Regenerate.
8610 2005-07-23 Richard Henderson <rth@redhat.com>
8612 PR tree-optimization/22623
8613 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
8615 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
8618 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
8620 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8622 * Makefile.in (C_TREE_H): Update dependencies.
8623 * c-tree.h: Include toplev.h.
8624 * diagnostic.h (diagnostic_set_info): Add format attribute.
8625 * rtl-error.c (diagnostic_for_asm): Likewise.
8627 2005-07-23 Chao-ying Fu <fu@mips.com>
8629 * config/mips/mips-dsp.md: New file.
8630 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
8631 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
8633 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
8634 MIPS_BUILTIN_BPOSGE32.
8635 (mips_expand_builtin_direct): Add one parameter to indicate that
8636 builtin functions need to return a value.
8637 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
8639 (mips_regno_to_class): Add classes for 12 new DSP registers.
8640 (mips_subword): Change to check four HI registers.
8641 (mips_output_move): Output move to and from 6 new DSP accumulators.
8642 (override_options): Make sure -mdsp and -mips16 are not used together.
8643 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
8645 (mips_conditional_register_usage): Disable 6 new DSP accumulators
8647 (print_operand): Add 'q' for printing DSP accumulators.
8648 (mips_cannot_change_mode_class): Check ACC_REGS.
8649 (mips_secondary_reload_class): Check ACC_REGS.
8650 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
8651 (mips_register_move_cost): Check ACC_REGS.
8652 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
8653 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
8654 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
8655 (dsp_bdesc): New array.
8656 (bdesc_arrays): Add DSP builtin function table.
8657 (mips_prepare_builtin_arg): Check predicate again after
8659 (mips_expand_builtin): Add one more parameter to
8660 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
8661 MIPS_BUILTIN_BPOSGE32.
8662 (mips_init_builtins): Initialize new function types.
8663 (mips_expand_builtin_direct): Check if builtin functions need to
8664 return a value and pass operands properly.
8665 (mips_expand_builtin_bposge): New function.
8666 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
8667 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
8668 (FIRST_PSEUDO_REGISTER): Increase to 188.
8669 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
8670 Update for 12 new DSP registers.
8671 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
8672 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
8673 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
8674 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
8675 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
8676 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
8677 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
8678 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
8679 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
8680 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
8681 (REGISTER_NAMES): Add names for 12 new DSP registers.
8682 * config/mips/mips.md: Include mips-dsp.md.
8683 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
8684 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
8685 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
8686 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
8687 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
8688 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
8689 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
8690 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
8691 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
8692 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
8693 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
8694 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
8695 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
8696 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
8697 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
8698 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
8699 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
8700 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
8701 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
8702 (UNSPEC_RDDSP): New constants.
8703 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
8704 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
8706 * config/mips/mips.opt (-mdsp): New option.
8707 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
8708 (reg_imm10_operand): New predicates.
8709 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
8710 * doc/invoke.texi (-mdsp): Document new option.
8712 2005-07-22 DJ Delorie <dj@redhat.com>
8714 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
8716 * tree-inline.c (inlinable_function_p): Likewise.
8718 2005-07-22 Mark Mitchell <mark@codesourcery.com>
8721 * toplev.c (check_global_declarations): Do not mark undefined
8722 variables as DECL_IGNORED_P.
8723 * varasm.c (first_global_object_name): GTY it.
8724 (weak_global_object_name): Likewise.
8725 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
8726 a string to go into {weak,first}_global_object_name.
8728 2005-07-22 DJ Delorie <dj@redhat.com>
8730 * c-format.c (check_function_format): Change warning control
8731 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
8733 2005-07-22 Diego Novillo <dnovillo@redhat.com>
8735 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
8736 &PTR->FLD a dereference of PTR.
8737 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
8738 a potential dereference of PTR.
8740 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
8742 PR rtl-optimization/20370
8743 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
8744 call allocate_reg_info if necessary.
8746 PR rtl-optimization/21848
8747 * calls.c (emit_library_call_value_1): For const functions, add
8748 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
8750 PR rtl-optimization/22445
8751 * cselib.c (target.h): Include.
8752 (rtx_equal_for_cselib_p): Allow commutative matches.
8753 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
8754 Remove MODE parameter. Changed all callers.
8756 PR rtl-optimization/22258
8757 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
8759 (try_combine): Use likely_spilled_retval_p.
8761 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
8763 * config.gcc: Add crx-elf support.
8765 * doc/contrib.texi: Mention crx.
8766 * doc/extend.texi: Document crx extensions.
8767 * doc/install.texi: Document crx install.
8768 * doc/invoke.texi: Document crx options.
8769 * doc/md.texi: Document crx constraints.
8771 * config/crx/crx-protos.h: New file.
8772 * config/crx/crx.c: New file.
8773 * config/crx/crx.h: New file.
8774 * config/crx/crx.md: New file.
8775 * config/crx/crx.opt: New file.
8776 * config/crx/t-crx: New file.
8778 2005-07-22 Manfred Hollstein <mh@suse.com>
8780 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
8782 (int_add_graph_edge): Likewise.
8783 (collapse_nodes): Likewise.
8784 (process_unification_queue): Likewise.
8786 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8787 Laurent GUERBY <laurent@guerby.net>
8789 PR tree-optimization/22336
8790 * function.c (record_block_change): Check for
8791 cfun->ib_boundaries_block.
8793 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
8795 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
8796 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
8798 2005-07-21 DJ Delorie <dj@redhat.com>
8800 * toplev.c (warn_deprecated_use): Add warning control to warning
8802 * c-typeck.c (parser_build_binary_op): Likewise.
8803 (c_finish_if_stmt): Likewise.
8804 * c-common.c (check_function_sentinel): Likewise.
8805 (check_nonnull_arg): Likewise.
8807 2005-07-21 Richard Henderson <rth@redhat.com>
8810 * tree-complex.c (complex_ssa_name_components): New.
8811 (cvc_lookup): Allow entry not found.
8812 (create_components): Remove.
8813 (create_one_component_var, get_component_var): New.
8814 (get_component_ssa_name, set_component_ssa_name): New.
8815 (extract_component): Use get_component_ssa_name.
8816 (update_complex_components): Use set_component_ssa_name.
8817 (update_complex_components_on_edge): Likewise.
8818 (update_phi_components): Create new PHI nodes directly, instead
8819 of adding insns to edges.
8820 (tree_lower_complex): Allocate and free complex_variable_components
8821 and complex_ssa_name_components here.
8823 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
8825 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
8826 revert to returning false.
8828 2005-07-21 Uros Bizjak <uros@kss-loka.si>
8831 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
8833 2005-07-21 Uros Bizjak <uros@kss-loka.si>
8836 * config/i386/i386.md (cmpxf): Change operand constraints
8837 to "nonmemory_operand".
8839 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
8841 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
8843 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
8846 * fold-const.c (fold_build1): Add checksum for the operands.
8847 (fold_build2): Likewise.
8848 (fold_build3): Likewise.
8850 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
8853 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
8855 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
8857 * common.opt (-fforward-propagate): Committed by mistake,
8860 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8862 * reg-stack.c: Fix comment typo(s).
8863 * tree-ssa-operands.c: Likewise.
8864 * tree-vectorizer: Likewise.
8866 2005-07-21 Nick Clifton <nickc@redhat.com>
8868 * config/sh/symbian.c: Replace C++ style line comments with C
8869 style line comments.
8870 (symbian_add_attribute): Do not use a ? operator on the LHS of
8872 (sh_symbian_handle_dll_attribute): Change the type of the
8873 method vector to "VEC(tree,gc)*" and use vector accessor
8874 macros to walk over the elements.
8875 (symbian_export_vtable_and_rtti_p): Likewise.
8876 (symbian_class_needs_attribute_p): Likewise.
8878 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
8881 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
8882 initialize targetm.resolve_overloaded_builtin here.
8883 (altivec_expand_overloaded_builtin): Make it non-static.
8884 * config/rs6000/rs6000-protos.h
8885 (altivec_expand_overloaded_builtin): New prototype.
8886 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
8887 targetm.resolve_overloaded_builtin here.
8888 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
8890 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
8891 Zdenek Dvorak <dvorakz@suse.cz>
8893 PR tree-optimization/19210
8894 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
8896 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
8897 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
8898 rely on unproven assumptions.
8899 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
8900 * tree-flow.h (number_of_iterations_exit): Add final parameter.
8901 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
8902 to number_of_iterations_exit.
8903 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
8904 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
8905 * tree-ssa-loop-niter.c (find_loop_niter,
8906 estimate_numbers_of_iterations_loop): Likewise.
8907 (number_of_iterations_exit): Honor the new options.
8908 * doc/invoke.texi (Wunsafe-loop-optimizations,
8909 funsafe-loop-optimizations): Document them.
8911 2005-07-21 Richard Sandiford <richard@codesourcery.com>
8913 PR rtl-optimization/22167
8914 * gcse.c (hoist_code): Fix hoist_exprs[] check.
8916 2005-07-20 Adam Nemet <anemet@lnxw.com>
8918 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
8919 __do_global_dtors_aux longcall.
8921 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
8923 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
8924 (old_special_pred_table): Don't reference
8925 SPECIAL_MODE_PREDICATES.
8926 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
8927 * config/arc/arc.h: Don't mention PREDICATE_CODES.
8928 * config/sh/predicates.h: Don't mention
8929 SPECIAL_MODE_PREDICATES.
8930 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
8933 2005-07-20 DJ Delorie <dj@redhat.com>
8935 * config.gcc: Add m32c-elf support.
8937 * doc/contrib.texi: Mention m32c.
8938 * doc/extend.texi: Document m32c extensions.
8939 * doc/install.texi: Mention m32c.
8940 * doc/invoke.texi: Document m32c options.
8941 * doc/md.texi: Document m32c constraints.
8943 * config/m32c/addsub.md: New file.
8944 * config/m32c/bitops.md: New file.
8945 * config/m32c/cond.md: New file.
8946 * config/m32c/jump.md: New file.
8947 * config/m32c/m32c-lib1.S: New file.
8948 * config/m32c/m32c-lib2.c: New file.
8949 * config/m32c/m32c-modes.def: New file.
8950 * config/m32c/m32c-pragma.c: New file.
8951 * config/m32c/m32c-protos.h: New file.
8952 * config/m32c/m32c.abi: New file.
8953 * config/m32c/m32c.c: New file.
8954 * config/m32c/m32c.h: New file.
8955 * config/m32c/m32c.md: New file.
8956 * config/m32c/m32c.opt: New file.
8957 * config/m32c/minmax.md: New file.
8958 * config/m32c/mov.md: New file.
8959 * config/m32c/muldiv.md: New file.
8960 * config/m32c/predicates.md: New file.
8961 * config/m32c/prologue.md: New file.
8962 * config/m32c/shift.md: New file.
8963 * config/m32c/t-m32c: New file.
8965 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
8967 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
8968 (stack_protect_set, stack_protect_test): New expanders.
8969 (stack_protect_set_si, stack_protect_set_si_media,
8970 stack_protect_set_di_media, stack_protect_test_si,
8971 stack_protect_test_si_media, stack_protect_test_di_media):
8974 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
8976 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
8978 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
8980 * tree.h (tree_expr_nonzero_p): Export.
8981 * fold-const.c (tree_expr_nonzero_p): Likewise.
8982 Return true for CALL_EXPRs that are alloca calls.
8983 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
8985 * tree-flow.h (expr_computes_nonzero): Remove.
8986 * tree-vrp.c (expr_computes_nonzero): Remove.
8987 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
8988 (extract_range_from_unary_expr): Likewise.
8989 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
8990 tree_expr_nonzero_p.
8992 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
8994 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
8995 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
8996 extra arg "picreg" and use it instead of pic_offset_table_rtx.
8997 All callers changed.
8998 (frame_related_constant_load): New arg "related" which controls
8999 setting of RTX_FRAME_RELATED_P. All callers changed.
9000 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
9001 (bfin_expand_prologue): Add stack limit checking.
9002 * config/bfin/bfin.md (trapifcc): New pattern.
9004 * config/bfin/bfin.c: Include "langhooks.h".
9005 (def_builtin): Go through lang_hooks to call builtin_function.
9007 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
9008 * config/bfin/predicates.md (symbol_ref_operand): New.
9009 (call_insn_operand): Delete. All callers changed to use
9010 register_no_elim_operand.
9011 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
9013 (function_arg): Use it to generate the call's operand 2.
9014 (bfin_longcall_p): New function.
9015 (bfin_expand_call): Extra arg "cookie". All callers and declaration
9016 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
9017 determine if the address needs to be in a REG.
9018 (bfin_handle_longcall_attribute): New function.
9019 (bfin_attribute_table): Add "longcall" and "shortcall".
9020 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
9021 (CUMULATIVE_ARGS): New member call_cookie.
9022 (PREDICATE_CODES): Add symbol_ref_operand.
9023 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
9024 extra USE to the pattern.
9025 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
9026 New patterns, split off call_insn, sibcall_insn, call_value_insn and
9027 sibcall_value_insn; now the new patterns handle direct calls and the
9028 old ones indirect calls.
9029 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
9031 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9033 * doc/trouble.texi: Update section on handling of empty loops.
9035 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
9037 * config.gcc: Remove support for sparc-*-openbsd*,
9038 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
9040 * config.host: Remove support for i860-*-sysv4* as a host.
9041 * config/i860/*, config/ip2k/*, config/ns32k/*,
9042 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
9043 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
9044 mention obsolete ports.
9046 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9048 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
9050 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
9051 of frame_pointer_rtx.
9052 (sh_expand_epilogue): Likewise.
9053 (sh_set_return_address): Likewise.
9054 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
9055 instead of FRAME_POINTER_REGNUM if needed. Add elimination
9056 offsets from FRAME_POINTER_REGNUM.
9057 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
9058 (sh_register_names): Add initializer for sfp.
9059 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
9060 (VALID_REGISTER_P): Likewise.
9061 (FIRST_PSEUDO_REGISTER): Update.
9062 (DWARF_FRAME_REGISTERS): Define.
9063 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
9064 (HARD_FRAME_POINTER_REGNUM): Define.
9065 (FRAME_POINTER_REGNUM): Redefine.
9066 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
9067 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
9068 from FRAME_POINTER_REGNUM.
9069 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
9070 FRAME_POINTER_REGNUM.
9071 (REG_CLASS_CONTENTS): Add sfp.
9072 (REG_ALLOC_ORDER): Likewise.
9073 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
9074 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
9075 of frame_pointer_rtx.
9076 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9078 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
9080 * fold-const.c (tree_expr_nonnegative_p): Only return true for
9081 ABS_EXPR when flag_wrapv is false because of INT_MIN.
9082 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
9084 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
9087 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
9089 Make CONSTRUCTOR use VEC to store initializers.
9090 * c-common.c (complete_array_type): Update to cope with VEC in
9092 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
9093 (pp_c_constructor_elts): New function.
9094 * c-pretty-print.h (pp_c_constructor_elts): Declare.
9095 * c-typeck.c (build_function_call, build_c_cast, digest_init,
9096 struct constructor_stack, struct initializer_stack,
9097 constructor_elements, push_init_level, pop_init_level,
9098 add_pending_init, find_init_member, output_init_element): Update to
9099 cope with VEC in CONSTRUCTOR_ELTS.
9100 * coverage.c (build_fn_info_value, build_ctr_info_value,
9101 build_gcov_info): Likewise.
9102 * expr.c (categorize_ctor_elements_1, store_constructor,
9103 expand_expr_real_1): Likewise.
9104 * fold-const.c (fold_ternary): Likewise.
9105 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
9106 gimplify_init_constructor, gimplify_expr): Likewise.
9107 * tree-dump.c (dequeue_and_dump): Likewise.
9108 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
9110 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
9112 * tree-sra.c (generate_element_init_1): Likewise.
9113 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9114 * tree-ssa-operands.c (get_expr_operands): Likewise.
9115 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
9116 * tree-vect-transform.c (vect_get_vec_def_for_operand):
9117 (get_initial_def_for_reduction): Likewise.
9118 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
9119 value handle in annotations.
9120 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
9121 tree_node_structure): Add support for constr_kind.
9122 (build_vector_from_ctor, build_constructor_single,
9123 build_constructor_from_list): New functions.
9124 (build_constructor): Update to take a VEC instead of a TREE_LIST.
9125 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
9126 Update to cope with VEC in CONSTRUCTOR_ELTS.
9127 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
9128 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
9129 CONSTRUCTOR_APPEND_ELT): New macros.
9130 (struct constructor_elt, struct tree_constructor): New data types.
9131 (union tree_node): Add tree_constructor field.
9132 * treestruct.def: Define TS_CONSTRUCTOR.
9133 * varasm.c (const_hash_1, compare_constant, copy_constant,
9134 compute_reloc_for_constant, output_addressed_constants,
9135 initializer_constant_valid_p, output_constant,
9136 array_size_for_constructor, output_constructor): Update to cope with
9137 VEC in CONSTRUCTOR_ELTS.
9138 * vec.h (VEC_empty, VEC_copy): New macros.
9140 2005-07-19 Devang Patel <dpatel@apple.com>
9142 * dbxout.c (dbxout_type): Check Objective-C++ lang.
9144 2005-07-19 Richard Henderson <rth@redhat.com>
9147 * gimplify.c (gimplify_expr): Use main variant type for the temp
9148 destination for a discarded volatile read.
9149 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
9150 casts between non-void types that change volatility.
9152 2005-07-15 DJ Delorie <dj@redhat.com>
9154 * toplev.h: Add comment about the first parameter for warning().
9155 * errors.h: Likewise.
9157 * c.opt (Wpragmas): New.
9158 * doc/invoke.texi: Document it.
9160 * function.c (do_warn_unused_parameter): Add warning control to
9162 * c-decl.c (warn_if_shadowing): Likewise.
9163 * c-lex.c (cb_def_pragma): Likewise.
9164 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
9165 (pop_alignment): Likewise.
9166 (handle_pragma_pack): Likewise.
9167 (apply_pragma_weak): Likewise.
9168 (handle_pragma_weak): Likewise.
9169 (handle_pragma_redefine_extname): Likewise.
9170 (add_to_renaming_pragma_list): Likewise.
9171 (handle_pragma_extern_prefix): Likewise.
9172 (maybe_apply_renaming_pragma): Likewise.
9173 (handle_pragma_visibility): Likewise.
9175 * config/c4x/c4x-c.c (BAD): Likewise.
9176 (c4x_parse_pragma): Likewise.
9177 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
9178 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
9179 (rs6000_pragma_longcall): Likewise.
9180 * config/v850/v850-c.c (pop_data_area): Likewise.
9181 (ghs_pragma_section): Likewise.
9182 (ghs_pragma_section): Likewise.
9183 (ghs_pragma_interrupt): Likewise.
9184 (ghs_pragma_starttda): Likewise.
9185 (ghs_pragma_startsda): Likewise.
9186 (ghs_pragma_startzda): Likewise.
9187 (ghs_pragma_endtda): Likewise.
9188 (ghs_pragma_endsda): Likewise.
9189 (ghs_pragma_endzda): Likewise.
9191 2005-07-19 Danny Berlin <dberlin@dberlin.org>
9192 Kenneth Zadeck <zadeck@naturalbridge.com>
9194 * Makefile.in: Removed tree-promote-statics.c
9195 * tree-promote-statics.c: Removed.
9196 * common.opt: Removed flag-promote-statics.
9198 * passes.c: Removed tree-promote-statics pass.
9199 * tree-pass.h: Ditto.
9200 * timevar.def: Removed TV_PROMOTE_STATICS.
9203 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
9205 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
9207 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
9209 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9212 * c-common.c (check_function_arguments): Call
9213 'check_function_format' if either -Wformat or
9214 -Wmissing-format-attribute are specified.
9215 * c-format.c (check_function_format): Check -Wformat before
9216 calling 'check_format_info'.
9217 * c-opts.c (c_common_post_options): Don't warn for
9218 -Wmissing-format-attribute without -Wformat.
9219 * c-typeck.c (convert_for_assignment): Detect additional cases for
9220 -Wmissing-format-attribute.
9221 * doc/invoke.texi (-Wmissing-format-attribute): Document new
9224 2005-07-19 Richard Guenther <rguenther@suse.de>
9226 * config/i386/i386.md (lrint<mode>2): Use temporary
9227 instead of clobbering non-existent memory.
9229 2005-07-19 Nick Clifton <nickc@redhat.com>
9231 * config/avr/avr.c (legitimate_address_p): Fix debugging print
9232 statement to avoid displaying ASCII control characters.
9234 2005-07-19 Ben Elliston <bje@au.ibm.com>
9236 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
9237 * cfganal.c (find_edge_index): Ditto.
9238 * combine.c (combine_instructions): Ditto.
9239 * ddg.c (create_scc): Ditto.
9240 (find_successors): Ditto.
9241 (find_predecessors): Ditto.
9242 (find_nodes_on_paths): Ditto.
9243 (longest_simple_path): Ditto.
9244 * flow.c (update_life_info): Ditto.
9245 (count_or_remove_death_notes): Ditto.
9246 (clear_log_links): Ditto.
9247 * modulo-sched.c (generate_reg_moves): Ditto.
9248 (find_max_asap): Ditto.
9249 (find_max_hv_min_mob): Ditto.
9250 (find_max_dv_min_mob): Ditto.
9251 * sbitmap.c (sbitmap_first_set_bit): Ditto.
9252 * sched-rgn.c (extract_edgelst): Ditto.
9253 * tree-into-ssa.c (prepare_names_to_update): Ditto.
9254 (dump_update_ssa): Ditto.
9255 (ssa_names_to_replace) Ditto.
9256 (switch_virtuals_to_full_rewrite): Ditto.
9257 (update_ssa): Ditto.
9258 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
9260 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
9262 Fix PR tree-optimization/22483
9264 * tree-complex.c (create_components): Use
9265 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
9266 * tree-flow-inline.h (fill_referenced_var_vec): New function.
9267 * tree-flow.h (safe_referenced_var_iterator): New structure.
9268 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
9269 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
9270 safe_referenced_var iterator.
9271 (add_type_alias): Ditto.
9273 2005-07-19 Steven Bosscher <stevenb@suse.de>
9275 * loop-init.c (rest_of_handle_loop2): Remove.
9276 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
9277 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
9278 (pass_rtl_loop_init, pass_rtl_loop_done,
9279 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
9280 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
9281 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
9282 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
9283 pass_tree_loop_done, and pass_tree_unswitch.
9284 (gate_loop): Rename to gate_tree_loop.
9285 * passes.c (init_optimization_passes): Update for renamed tree
9286 loop passes. Add the new loop2 passes as subpasses of loop2.
9287 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
9288 Update for the renamed tree loop passes.
9290 2005-07-18 Ian Lance Taylor <ian@airs.com>
9293 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
9294 blocks when optimizing.
9296 2005-07-18 Steve Ellcey <sje@cup.hp.com>
9298 * common.opt (frename-registers): Initialize to 2.
9300 (fgcse-after-reload): Ditto.
9301 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
9302 (process_options): Only change flag_web, flag_rename_registers,
9303 and flag_rerun_cse_after_loop if not explicitly set by user.
9305 2005-07-18 Jan Beulich <jbeulich@novell.com>
9307 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
9308 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
9309 in 64-bit mode the same as DImode in 32-bit mode.
9310 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
9311 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
9312 mode. Add new mode parameter.
9313 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
9314 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
9315 x86_64_shift_adj): New expanders.
9316 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
9317 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
9319 Respective new splitters. Use renamed shift splitter helpers in 32-bit
9320 DImode shift splitters.
9321 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
9322 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
9325 2005-07-18 Jan Beulich <jbeulich@novell.com>
9327 * i386.md (movdi_extzv_1): New.
9328 (zero_extendhidi2): Combine alternatives and never force use of
9330 (zero_extendqidi2): Likewise. Don't restrict input selection.
9332 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9334 Fix PR tree-optimization/22531
9335 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
9338 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9340 * tree-promote-statics.c (pass_promote_statics): Change dump file
9343 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9345 * tree-optimize.c (init_tree_optimization_passes): Add
9346 pass_eliminate_useless_stores pass.
9347 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
9348 * tree-ssa-pre.c (is_copy_stmt): New function.
9349 (follow_copies_till_vuse): Ditto.
9350 (do_eustores): Ditto.
9351 (gate_eustores): Ditto.
9353 2005-07-16 Richard Henderson <rth@redhat.com>
9355 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
9357 2005-07-16 Danny Berlin <dberlin@dberlin.org>
9358 Kenneth Zadeck <zadeck@naturalbridge.com>
9360 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
9361 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
9362 ipa-type-escape.h, tree-promote-statics.c
9363 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
9364 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
9365 tree-promote-statics.c: new files.
9366 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
9367 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
9368 int nonlocal_set_p, mark_constant_function): Deleted.
9369 (rest_of_handle_cfg): Removed call to mark_constant_function.
9370 (nonoverlapping_component_refs_p): Added calls to support
9371 type based aliasing.
9372 * tree-ssa-alias.c (may_alias_p,
9373 compute_flow_insensitive_aliasing): Ditto.
9374 * calls.c (flags_from_decl_or_type): Removed reference to
9376 * c-typeck.c (convert_arguments): Make builtins tolerant of having
9377 too many arguments. This is necessary for Spec 2000.
9378 * cgraph.h (const_function, pure_function): Removed.
9379 * common.opt: Added "fipa-pure-const", "fipa-reference",
9380 "fipa-type-escape", and "ftree-promote-static".
9382 * passes.c: Added ipa and tree-promote-statics passes.
9383 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
9384 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
9385 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
9386 * tree-flow.h: Added exposed sra calls and addition of
9387 reference_vars_info field for FUNCTION_DECLS.
9388 * tree-pass.h: Added passes.
9389 * tree-sra.c: (sra_init_cache): New function.
9390 (sra_insert_before, sra_insert_after) Made public.
9391 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
9393 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
9394 aliasing. (may_alias_p): Added code to use type escape analysis to
9396 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
9397 code to prune clobbers of static variables based on information
9398 produced in ipa-reference pass. Changed call clobbering so that
9399 statics are not marked as clobbered if the call does not clobber
9402 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
9404 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
9407 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9409 * doc/install.texi (*-*-solaris2*): Document recommended version
9410 of GNU binutils and mention GNU linker problem on Solaris 10.
9412 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
9415 * c-decl.c (c_build_bitfield_integer_type): New function.
9416 (finish_struct): Call it.
9417 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
9419 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9421 * c-typeck.c (digest_init): Call 'convert_for_assignment'
9424 2005-07-16 Jan Hubicka <jh@suse.cz>
9426 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
9427 (scale_bbs_frequencies_int): Watch roundoff errors.
9428 * predict.c (return_prediction): Initialize return_stmt.
9430 2005-07-16 Jan Hubicka <jh@suse.cz>
9432 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
9433 after RTL profiling.
9435 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
9438 * fold-const.c (build_range_check): Convert high/low to etype
9439 if we are only comparing against exp.
9441 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
9443 Fix PR tree-optimization/22376
9444 * tree-ssa-structalias.c (build_constraint_graph): We really meant
9446 (need_to_solve): New function.
9447 (compute_points_to_sets): Use it.
9449 2005-07-15 Jan Hubicka <jh@suse.cz>
9451 * cfg.c (update_bb_profile_for_threading): More diagnostic.
9452 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
9454 2005-07-15 Richard Guenther <rguenther@suse.de>
9456 * c-common.c (handle_flatten_attribute): New function.
9457 Add flatten function attribute.
9458 * doc/extend.texi: Document flatten function attribute.
9459 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
9460 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
9462 (cgraph_decide_inlining): Handle functions with flatten
9465 2005-07-14 David Edelsohn <edelsohn@gnu.org>
9467 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
9468 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
9469 UNSPEC_XCHG, UNSPEC_AND): New.
9470 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
9471 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
9472 * config/rs6000/sync.md (FETCHOP): New code macro.
9473 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
9475 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
9476 (sync_compare_and_swap<mode>): Same.
9477 (sync_lock_test_and_set<mode>): Same.
9478 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
9479 for QImode and HImode, and not PPC405.
9480 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
9481 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
9482 (sync_<fetchop>{si,di}_internal): New.
9483 (sync_nand{si,di}_internal): New.
9484 (sync_old_<fetchop>{si,di}_internal): New.
9485 (sync_old_nand{si,di}_internal): New
9486 (sync_new_<fetchop>{si,di}_internal): New.
9487 (sync_new_nand{si,di}_internal): New.
9488 (atomic_and{si,di}): New.
9489 (sync_new_nand{si,di}_internal): New.
9490 (atomic_and{si,di}): New.
9491 (sync_add<mode>_internal): Delete.
9492 (sync_addshort_internal): Use unspec instead of unspec_volatile.
9493 (sync_sub<mode>_internal): Delte.
9494 (sync_subshort_internal): New.
9495 (sync_andsi_internal): Use unspec instead of unspec_volatile.
9496 (sync_anddi_internal): Delete.
9497 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
9498 (sync_booldi_internal): Delete.
9499 (sync_boolc<mode>_internal): Delete.
9500 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
9501 (sync_boolc<mode>_internal2): Delete.
9502 (sync_boolcc<mode>_internal): Delete.
9503 (isync, lwsync): Use unspec instead of unspec_volatile.
9504 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
9505 Revert UNSPEC_VOLATILE.
9506 (rs6000_split_atomic_op): New.
9507 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
9509 2005-07-14 Eric Christopher <echristo@redhat.com>
9511 * config/mips/mips.c (mips_canonicalize_comparison): Cast
9512 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
9514 2005-07-14 Eric Christopher <echristo@redhat.com>
9516 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
9518 2005-07-14 Steven Bosscher <stevenb@suse.de>
9520 PR tree-optimization/22230
9521 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
9522 the computation of the four cross productions for "range op range".
9524 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
9525 Ulrich Weigand <uweigand@de.ibm.com>
9528 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
9531 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
9533 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
9535 2005-07-14 Steve Ellcey <sje@cup.hp.com>
9537 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
9539 2005-07-14 Richard Guenther <rguenther@suse.de>
9542 * config/i386/i386-protos.h (ix86_function_value): Change
9543 prototype to match new target hook.
9544 * config/i386/i386.c (ix86_value_regno): Change prototype
9545 to take extra type argument.
9546 (TARGET_FUNCTION_VALUE): Define.
9547 (ix86_function_ok_for_sibcall): Pass extra argument to
9548 ix86_value_regno, check return slot rtx for exact match.
9549 (ix86_function_value): Take extra parameter. Dispatch to
9550 ix86_value_regno with fndecl/fntype as provided.
9551 (ix86_value_regno): Handle extra type argument.
9552 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
9554 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
9555 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
9556 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
9557 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
9558 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
9560 2005-07-14 Richard Guenther <rguenther@suse.de>
9562 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
9563 * calls.c (expand_call): Pass fntype to hard_function_value.
9564 (emit_library_call_value_1): Likewise.
9565 * explow.c: Include target.h.
9566 (hard_function_value): Take extra argument, the fntype.
9567 Use new target hook for function_value.
9568 * expr.h (hard_function_value): Change prototype.
9569 * function.c (aggregate_value_p): Pass 0 as fntype to
9570 hard_function_value.
9571 (assign_parms): Use new target hook for function_value.
9572 Pass 0 as fntype to hard_function_value.
9573 (expand_function_end): Likewise.
9574 * reg-stack.c: Include target.h.
9575 (stack_result): Use new target hook for function_value.
9576 * target-def.h: New target hook function_value.
9577 * target.h: Likewise.
9578 * targhooks.c (default_function_value): New function.
9579 * targhooks.h (default_function_value): Declare.
9581 2005-07-13 Ian Lance Taylor <ian@airs.com>
9583 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
9585 2005-07-14 Jan Hubicka <jh@suse.cz>
9587 * tree-dfa.c (dump_variable): Use default_def function.
9588 * tree-ssa-alias.c (dump_points_to_info): Likewise.
9589 * tree-ssa.c (verify_use): Likewise.
9590 * tree-ssanames.c (release_ssa_name): Likewise.
9591 * tree-tailcall.c (eliminate_tail_call): Likewise.
9592 (tree_optimize_tail_calls_1): Likewise.
9593 * tree-vrp.c (get_value_range): Likewise.
9595 2005-07-14 Ben Elliston <bje@au.ibm.com>
9597 * gcc.c (main): Compare language[0] with '*' when iterating over
9600 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
9602 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
9603 "s390_emit_compare". Add handling of CCZ1mode.
9604 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
9605 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
9607 (s390_branch_condition_mask): Add CCZ1mode handling.
9608 * config/s390/s390.md: ("seq", "*seq"): New pattern.
9609 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
9610 Use CCZ1mode instead of CCZmode.
9611 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
9613 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
9615 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
9617 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
9619 2005-07-13 Eric Christopher <echristo@redhat.com>
9621 * config/mips/mips.c (mips_canonicalize_comparison): New.
9622 (mips_emit_int_relational): Use.
9624 2005-07-13 Eric Christopher <echristo@redhat.com>
9626 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
9628 * config/s390/s390.md: Include tpf.md. Move tpf specific
9630 * config/s390/tpf.md: To here.
9631 * config/s390/s390.opt: Move tpf specific options...
9632 * config/s390/tpf.opt: to here. Add mmain option.
9633 * config/s390/tpf-unwind.h: Remove unnecessary defines.
9634 * config/s390/tpf.h: Rewrite.
9636 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
9638 * doc/tm.texi: Remove @xref{Cross-profiling}.
9640 2005-07-13 Jeff Law <law@redhat.com>
9642 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
9643 expressions, test their _DECL operands for pointer equality rather
9644 than using operand_equal_p.
9646 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
9648 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
9649 (TARGET_POSIX_IO): This.
9650 * config/darwin.h: Likewise.
9651 * config/freebsd.h: Likewise.
9652 * config/linux.h: Likewise.
9653 * config/lynx.h: Likewise.
9654 * config/netbsd.h: Likewise.
9655 * config/rs6000/linux64.h: Likewise.
9656 * config/rs6000/linux.h: Likewise.
9657 * config/s390/tpf.h: Likewise.
9658 * config/sh/embed-elf.h: Likewise.
9659 * config/sparc/linux64.h: Likewise.
9660 * config/sparc/linux.h: Likewise.
9661 * config/svr4.h: Likewise.
9662 * gcov-io.h: Likewise.
9664 * doc/tm.texi: Updated.
9666 * libgcov.c (create_file_directory): Defined only if
9667 TARGET_POSIX_IO is defined.
9668 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
9671 2005-07-13 Jan Hubicka <jh@suse.cz>
9673 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
9675 2005-07-13 David Edelsohn <edelsohn@gnu.org>
9677 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
9678 structure as argument.
9680 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
9682 PR tree-optimization/21921
9683 * tree-iterator.c (tsi_link_before): Support the case when
9684 tsi_end_p (tsi) == true.
9686 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9688 PR tree-optimization/22442
9689 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
9692 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9694 PR rtl-optimization/20376
9695 * toplev.c (process_options): Enable -fweb and -frename-registers when
9697 * doc/invoke.texi: Update the information about when -fweb and
9698 -frename-registers are enabled.
9700 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9703 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
9704 if *rhs_p is not a SSA_NAME.
9706 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
9708 Fix PR tree-optimization/22422
9709 * tree-ssa-structalias.c (struct variable_info): Add flag for
9711 (get_varinfo): Now a static function.
9712 (new_varinfo): init has_union and is_special_var to false.
9713 (solution_set_add): Check has_union.
9714 (do_da_constraint): Move temporary variable so it gets reset
9716 Also check for special variable.
9717 (do_ds_constraint): Ditto.
9718 (do_sd_constraint): Ditto.
9719 (do_structure_copy): Check for special variable.
9720 (find_func_aliases): Ditto.
9721 (init_base_vars): Set special vars properly.
9723 2005-07-13 Jan Hubicka <jh@suse.cz>
9725 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
9728 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
9729 (get_expr_operands): Fix thinko wrt flags and subvars.
9731 PR tree-optimize/22379
9732 * tree-inline.c (expand_call_inline): Do not output sorry in early
9735 2005-07-12 Dale Johannesen <dalej@apple.com>
9737 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
9739 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9742 * host-linux.h: Include limits.h.
9744 2005-07-12 Dale Johannesen <dalej@apple.com>
9746 * expr.c (compress_float_constant): Add cost check.
9747 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
9749 2005-07-12 Dale Johannesen <dalej@apple.com>
9751 * gcc.target/i386/compress-float-sse.c: New.
9752 * gcc.target/i386/compress-float-sse-pic.c: New.
9753 * gcc.target/i386/compress-float-387.c: New.
9754 * gcc.target/i386/compress-float-387-pic.c: New.
9755 * gcc.dg/compress-float-ppc.c: New.
9756 * gcc.dg/compress-float-ppc-pic.c: New.
9758 2005-07-12 Eric Christopher <echristo@redhat.com>
9760 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
9762 * config/s390/s390.md: Include tpf.md. Move tpf specific
9764 * config/s390/tpf.md: To here.
9765 * config/s390/s390.opt: Move tpf specific options...
9766 * config/s390/tpf.opt: to here. Add mmain option.
9767 * config/s390/tpf-unwind.h: Remove unnecessary defines.
9768 * config/s390/tpf.h: Rewrite.
9770 2005-07-12 Eric Christopher <echristo@redhat.com>
9772 * gcc.c (struct infile): Update comment for language.
9773 (main): Rewrite input file resetting code.
9775 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9778 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
9779 requiring a cast in a non RHS of modify_expr. Add a cast when required.
9780 (lookup_avail_expr): Use constant_boolean_node instead
9781 of boolean_false_node/boolean_true_node.
9783 2005-07-12 Ben Elliston <bje@au.ibm.com>
9785 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
9786 and use it when printing num_edges.
9788 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
9790 * doc/extend.texi (Blackfin Built-in Functions): New section.
9791 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
9794 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
9796 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
9797 s/cmpstrsi/cmpstrnsi
9798 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
9800 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
9801 (init_optabs): Initialize cmpstrn_optab.
9802 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
9803 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
9804 * expr.c: (enum insn_code cmpstrn_optab): Declare.
9805 * config/i386/i386.md: s/cmpstr/cmpstrn
9806 * config/c4x/c4x.md: s/cmpstr/cmpstrn
9807 * doc/md.texi: Update documentation.
9809 2005-07-11 Richard Henderson <rth@redhat.com>
9811 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
9812 build_va_arg_indirect_ref.
9813 (alpha_gimplify_va_arg): Likewise.
9814 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
9815 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
9816 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
9817 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
9818 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
9819 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
9821 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
9823 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9825 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
9826 * passes.c (init_optimization_passes): Add pass_empty_loop.
9827 * tree-pass.h (pass_empty_loop): Declare.
9828 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
9829 try_remove_empty_loop, remove_empty_loops): New functions.
9830 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
9831 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
9833 2005-07-12 Peter Barada <peter@the-baradas.com>
9837 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
9838 in address registers.
9839 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
9840 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
9841 alternative of addsi3_5200.
9843 2005-07-11 Ian Lance Taylor <ian@airs.com>
9845 * config/mips/mips.md (ffs<mode>2): Remove.
9847 2005-07-11 Ian Lance Taylor <ian@airs.com>
9849 * doc/tree-ssa.texi (Cleanups): Improve description of
9851 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
9853 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
9855 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
9856 * tree.h (DECL_ARGUMENT_FLD): New macro.
9858 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
9860 Fix PR tree-optimization/22404
9862 * tree-ssa-structalias.c (create_variable_info_for): Use
9865 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
9867 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
9868 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
9869 for second comparison operand.
9870 * config/bfin/predicates.md (reg_or_const_int_operand): New.
9872 * config/bfin/bfin.md (define_attr "type"): Add "sync".
9873 (define_insn_reservation "alu"): Likewise.
9874 (csync, ssync): Now of type sync.
9875 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
9876 -mcsync-anomaly -mspecld-anomaly.
9877 * config/bfin/bfin.opt (mcsync): Remove.
9878 (mcsync-anomaly, mspecld-anomaly): Add.
9879 * config/bfin/bfin.c: Include "insn-codes.h".
9880 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
9881 (TARGET_DEFAULT_TARGET_FLAGS): New.
9882 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
9884 2005-07-11 Steven Bosscher <stevenb@suse.de>
9886 * basic-block.h: Give the BB flags enum a name, bb_flags.
9887 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
9888 * cfgcleanup.c (enum bb_flags): Remove here.
9889 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
9890 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
9891 (update_forwarder_flag): Likewise.
9892 (thread_jump): Likewise.
9893 (try_forward_edges): Likewise.
9894 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
9895 forwarder flags. Don't clear bb->aux for all basic blocks. Only
9896 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
9898 2005-07-11 Richard Guenther <rguenther@suse.de>
9900 * config/i386/i386.opt: New target option -msseregparm.
9901 * config/i386/i386.c (override_options): Error out for
9902 -msseregparm but no SSE support.
9903 (ix86_function_sseregparm): Check for global sseregparm.
9904 * doc/invoke.texi: Document -msseregparm.
9906 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9908 * config.gcc (m32r-*-linux*): Use the default extra_parts.
9909 (m32rle-*-linux*): Ditto.
9911 2005-07-11 Jakub Jelinek <jakub@redhat.com>
9913 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
9914 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
9917 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9921 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
9922 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
9924 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
9926 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
9927 (varmap): Heapify varmap.
9928 (constraints): Heapify constraints.
9929 (struct constraint_graph): Heapify succs and preds.
9930 (constraint_vec_find): Update for heapification.
9931 (constraint_set_union): Ditto.
9932 (insert_into_complex): Ditto.
9933 (constraint_edge_vec_find): Ditto.
9934 (erase_graph_self_edge): Ditto.
9935 (add_graph_edge): Ditto.
9936 (get_graph_weights): Ditto.
9937 (merge_graph_nodes): Ditto.
9938 (build_constraint_graph): Ditto.
9939 (topo_visit): Ditto.
9940 (solve_graph): Ditto.
9941 (create_variable_info_for): Ditto.
9942 (init_base_vars): Ditto.
9943 (delete_points_to_sets): Free graph, varmap, and complex constraints.
9944 (condese_varmap_nodes): Free complex vector.
9945 (clear_edges_for_node): Clear succs and preds vector.
9947 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
9949 * tree-ssa-structalias.c (update_alias_info): Change counting of
9950 references to not include vdefs.
9952 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
9954 * tree-ssa-alias.c (free_used_part_map): Add missing free.
9957 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9959 * pa.c (pa_commutative_p): Make PLUS commutative when
9960 TARGET_NO_SPACE_REGS is true.
9962 2005-07-09 Diego Novillo <dnovillo@redhat.com>
9964 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
9965 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
9966 * tree-dfa.c (dump_subvars_for): New.
9967 (debug_subvars_for): New.
9968 (dump_variable): Show subvariables if VAR has them.
9969 * tree-flow-inline.h (get_subvar_at): New.
9970 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
9971 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
9973 (struct subvar): Change fields offset and size to unsigned
9975 (dump_subvars_for): Declare.
9976 (debug_subvars_for): Declare.
9977 (get_subvar_at): Declare.
9978 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
9979 to unsigned HOST_WIDE_INT *.
9980 (overlap_subvar): Likewise.
9981 * tree-gimple.c (is_gimple_reg): Always return false for
9982 SFTs and memory tags.
9983 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
9985 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
9986 (compute_may_aliases): Call compute_points_to_sets.
9987 (collect_points_to_info_for): Remove.
9988 (compute_points_to_and_addr_escape): Remove.
9989 (delete_alias_info): Call delete_points_to_sets.
9990 (compute_flow_sensitive_aliasing): If the call to
9991 find_what_p_points_to returns false, call set_pt_anything.
9992 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
9993 (set_pt_anything): Clear pi->pt_vars.
9994 (set_pt_malloc): Remove.
9995 (merge_pointed_to_info): Remove.
9996 (add_pointed_to_expr): Remove.
9997 (add_pointed_to_var): Remove.
9998 (collect_points_to_info_r): Remove.
9999 (is_escape_site): Make extern.
10001 (create_overlap_variables_for): Call it.
10002 * tree-ssa-copy.c (merge_alias_info): Never merge
10003 flow-sensitive alias information.
10004 * tree-ssa-operands.c (get_expr_operands): Adjust variables
10005 offset and size to be unsigned HOST_WIDE_INT.
10006 (add_to_addressable_set): Rename from note_addressable.
10007 Set TREE_ADDRESSABLE as the variables are added to the set.
10009 (add_stmt_operand): Do not try to micro-optimize unmodifiable
10010 operands into VUSEs when adding V_MAY_DEFs for members in an
10012 * tree-ssa-operands.h (add_to_addressable_set): Declare.
10013 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
10014 (struct variable_info): Add bitfield is_heap_var.
10015 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
10016 (new_var_info): Initialize is_heap_var.
10017 (get_constraint_for): Add HEAP variables to the symbol table.
10018 Mark them with is_heap_var.
10019 (update_alias_info): New. Taken mostly from the old
10020 compute_points_to_and_addr_escape.
10021 (handle_ptr_arith): New.
10022 (find_func_aliases): Call update_alias_info.
10023 Call handle_ptr_info for tcc_binary expressions.
10024 Call mark_stmt_modified.
10025 (create_variable_info_for): If DECL has subvars, do not create
10026 variables for its subvars. Always add all the fields.
10027 (set_uids_in_ptset): If the solution includes ANYOFFSET and
10028 SFTs, then add all the SFTs of the structure.
10029 If VI->DECL is an aggregate with subvariables, add the SFT at
10031 (find_what_p_points_to): If VI is an artificial variable,
10032 translate to bitfields in SSA_NAME_PTR_INFO.
10033 If the solution is empty, set pi->pt_vars to NULL
10034 (init_base_vars): Create ANYOFFSET.
10035 (compute_points_to_sets): Rename from create_alias_vars.
10037 (pass_build_pta): Remove.
10038 (delete_points_to_sets): Rename from delete_alias_vars.
10039 (pass_del_pta): Remove.
10040 * tree-ssa-structalias.h (struct alias_info): Move from
10042 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
10043 NUM_REFERENCES_SET): Likewise.
10044 (compute_points_to_sets, delete_points_to_sets): Declare.
10046 2005-07-09 Richard Henderson <rth@redhat.com>
10048 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
10049 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
10050 alpha_split_lock_test_and_set_12): New functions.
10051 * config/alpha/alpha-protos.h: Update.
10052 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
10053 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
10054 * config/alpha/sync.md (I12MODE): New.
10055 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
10056 (sync_<fetchop_name><I48MODE>): Likewise.
10057 (sync_nand<I48MODE>): Likewise.
10058 (sync_old_<fetchop_name><I48MODE>): Likewise.
10059 (sync_new_<fetchop_name><I48MODE>): Likewise.
10060 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
10061 (sync_compare_and_swap<I48MODE>): Likewise.
10062 (sync_lock_test_and_set<I48MODE>): Likewise.
10063 (sync_compare_and_swap<I12MODE>): New.
10064 (sync_compare_and_swap<I12MODE>_1): New.
10065 (sync_lock_test_and_set<I12MODE>): New.
10066 (sync_lock_test_and_set<I12MODE>_1): New.
10068 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10072 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
10074 2005-07-09 Jakub Jelinek <jakub@redhat.com>
10076 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
10077 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
10079 2005-07-09 Richard SAndiford <richard@codesourcery.com>
10082 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
10084 2005-07-08 David Edelsohn <edelsohn@gnu.org>
10086 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
10087 memory_operand constraint.
10088 (store_conditional_<mode>): Same.
10089 (sync_compare_and_swap<mode>): Same.
10090 (sync_lock_test_and_set<mode>): Same.
10092 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
10094 Rewrite PIC support to more closely model actual instructions.
10095 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
10096 (cris_symbol): Remove prototypes for removed functions.
10097 (cris_pic_symbol_type_of, cris_valid_pic_const)
10098 (cris_expand_pic_call_address): Prototypes for new functions.
10099 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
10101 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
10103 <case ':'>: Add case for new punctuation character.
10104 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
10105 emitting (extra) PIC modifier.
10106 <case UNSPEC>: Do not assert for PLT.
10107 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
10108 (cris_expand_prologue, cris_expand_epilogue): Check
10109 for pic_offset_table_rtx usage instead of taking
10110 current_function_uses_pic_offset_table as the final word.
10111 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
10112 Remove flag_pic difference.
10113 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
10114 the moral equivalents of...
10115 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
10117 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
10118 (cris_handle_option): Mark ARG as unused.
10119 (cris_expand_pic_call_address): New worker function for "call",
10121 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
10122 output PIC constructs here.
10123 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
10124 as symbol-specific modifers, not whole or part of operands.
10125 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
10126 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
10127 constants and flag_pic.
10128 (CONSTANT_INDEX_P): Adjust for new functions.
10129 (enum cris_pic_symbol_type): New helper type.
10130 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
10131 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
10132 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
10134 ("movsi"): Emit actual instructions for GOT and relative access.
10135 ("*movsi_got_load"): New pattern to set up the register holding
10137 ("*movsi_internal"): Operand 1 is not a plain general_operand.
10138 Adjust FIXME for 'S'.
10139 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
10140 Use "movs" for -fpic cases.
10141 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
10142 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
10143 ("call", "call_value"): Just call cris_expand_pic_call_address for
10145 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
10146 Remove special pattern.
10147 ("*expanded_call_side", "*expanded_call_value_side"): New
10149 (gotplt-to-plt, gotplt-to-plt-side-call)
10150 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
10152 * config/cris/cris/predicates.md
10153 ("cris_general_operand_or_gotless_symbol"): Remove unused
10155 ("cris_general_operand_or_symbol"): Adjust for new functions.
10157 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10159 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
10161 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
10163 * Makefile.in (TREE_H): Add treestruct.def.
10164 (c-decl.o): Add pointer-set.h
10165 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
10166 visibility on regular DECL's.
10167 (merge_decls): Fix the copying of decl nodes of various types for
10168 the new structures. Don't update RTL, section name, weak status,
10169 etc, on DECL's without RTL.
10170 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
10171 Don't check volatile on non-variable types.
10172 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
10173 to check whether we have seen arguments.
10174 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
10175 flag is checked before field (flag is common, field is not).
10176 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
10177 TS_DECL_COMMON could have an origin.
10178 (add_location_or_const_value_attribute): Don't check section name
10179 on non-var/function decls.
10180 (dwarf2out_var_location): Reverse order of tests.
10181 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
10182 with DECL_WRTL_CHECK.
10183 * expmed.c (make_tree): rtl is now in decl_with_rtl.
10184 * fold-const.c (fold_binary): Don't check weakness on
10185 non-var/function decls.
10186 (tree_expr_nonzero_p): Ditto.
10187 (fold_checksum_tree): Use tree_decl_extra as sizeof
10189 * ggc-page.c (extra_order_size_table): Add sizes for
10190 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
10192 * gimplify.c (gimplify_bind_expr): Only set
10193 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
10194 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
10196 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
10197 * langhooks.h (init_ts). New langhook.
10198 * passes.c (rest_of_decl_compilation): Reverse order of tests.
10199 * print-tree.c (print_node): Update to only print fields that
10200 exist in the structures the passed decl has.
10201 * toplev.c (wrapup_global_declarations): Don't reset
10202 DECL_DEFER_OUTPUT on DECL's that don't contain it.
10203 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
10204 * tree-inline.c (remap_decl): Ditto.
10205 * tree-outof-ssa.c (create_temp): Reverse order of tests.
10206 * tree-pretty-print.c (print_declaration): Don't print
10207 DECL_REGISTER on things that don't contain it.
10208 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
10209 non-var/function decls.
10210 * tree.c (tree_contains_struct): New structure.
10211 (init_priority_for_decl): New hashtable.
10212 (tree_int_map): New structure.
10213 (tree_int_map_eq): New function.
10214 (tree_int_map_marked_p): Ditto.
10215 (tree_int_map_hash): Ditto.
10216 (tree_map): Move to tree.h.
10217 (tree_map_eq): Externalize.
10218 (tree_map_hash): Ditto.
10219 (tree_map_marked_p): Ditto.
10220 (init_ttree): Set up tree_contains_struct and call langhook.
10221 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
10222 (tree_code_size): Update for new structures.
10223 (tree_node_structure): Update for new structures.
10224 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
10226 (copy_node_stat): Copy init priority.
10227 (build_decl_stat): Ditto for visibility.
10228 (ts_enum_names): New.
10229 (tree_contains_struct_check_failed): New function.
10230 (decl_init_priority_lookup): Ditto.
10231 (decl_init_priority_insert): Ditto.
10232 * treestruct.def: New file.
10233 * tree.h (CODE_CONTAINS_STRUCT): New macro.
10234 (CONTAINS_STRUCT_CHECK): Ditto.
10235 (tree_contains_struct_check_failed): New prototype.
10236 (DECL_CHECK): Removed.
10237 (DECL_MINIMAL_CHECK): New.
10238 (DECL_COMMON_CHECK): Ditto.
10239 (DECL_WRTL_CHECK): Ditto.
10240 (DECL_NON_COMMON_CHECK): Ditto.
10241 (DECL_WITH_VIS_CHECK): Ditto.
10242 (VAR_OR_FUNCTION_DECL_P): Ditto
10243 (struct tree_decl_minimal): New structure.
10244 (struct tree_decl_common): Ditto.
10245 (struct tree_decl_with_rtl): Ditto.
10246 (struct tree_decl_with_vis): Ditto.
10247 (struct tree_decl_non_common): Ditto.
10248 (struct tree_field_decl): Ditto.
10249 (struct tree_parm_decl): Ditto.
10250 (struct tree_var_decl): Ditto.
10251 (struct tree_function_decl): Ditto.
10252 (struct tree_const_decl): Ditto.
10253 (struct tree_result_decl): Ditto.
10254 (union tree_node): Add new structures.
10255 * var-tracking.c (track_expr_p): Reverse order of tests.
10257 * doc/c-tree.texi: Add documentation on DECL node internal structure.
10259 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10261 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
10262 * system.h: Poison FINALIZE_PIC.
10263 * doc/tm.texi (FINALIZE_PIC): Remove.
10265 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10268 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
10269 to the correct type if we have a MODIFY_EXPR.
10271 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10273 PR tree-optimization/22360
10274 * tree.c (upper_bound_in_type): Fix calculations for casting
10275 to a non-wider signed type and casting a signed value to a
10276 wider unsigned type.
10277 (lower_bound_in_type): Fix calculations for casting to a
10278 non-wider signed type.
10280 PR tree-optimization/20139
10281 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
10283 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
10284 fold_cond_expr_cond.
10285 * tree-ssanames.c (release_defs): Assert in_ssa_p.
10286 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
10288 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10291 * tree-complex.c (expand_complex_libcall): Produce
10292 REALPART_EXPR/IMAGPART_EXPR with the correct type.
10294 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
10296 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
10297 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
10298 b" assert and inserted fastpath code for this case.
10299 (bitmap_ior): Removed "a != b" assert.
10301 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10303 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
10304 (ENDFILE_SPEC): Likewise.
10305 * config/m32r/m32r.h (ASM_SPEC): Likewise.
10307 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
10308 a large stack frame at epilogue.
10310 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
10312 * final.c: Include sdbout.h when required.
10314 2005-07-07 Geoffrey Keating <geoffk@apple.com>
10316 * config.gcc (*-*-darwin*): Only one target-specific header file
10317 for generic darwin.
10318 (powerpc-*-darwin*): Add version-specific header files.
10319 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
10320 * config.in: Regenerate.
10321 * configure: Regenerate.
10322 * gcc.c: Include xregex.h.
10323 (version_compare_spec_function): New.
10324 (spec_function): Add version-compare.
10325 (replace_outfile_spec_function): Reformat comment.
10326 (compare_version_strings): New.
10327 * config/darwin-c.c (version_as_macro): New.
10328 (builtin_define): New.
10329 (darwin_cpp_builtins): New.
10330 * config/darwin-protos.h (darwin_cpp_builtins): New.
10331 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
10332 (LIB_SPEC): Make unconditional, update comment.
10333 (TARGET_C99_FUNCTIONS): Define.
10334 * config/darwin.opt: Sort.
10335 (mmacosx-version-min=): New.
10336 * config/darwin7.h: Delete.
10337 * config/darwin8.h: Delete.
10338 * config/i386/darwin.h (): Call darwin_cpp_builtins.
10339 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
10340 (TARGET_C99_FUNCTIONS): Define.
10341 * config/rs6000/darwin7.h: New.
10342 * config/rs6000/darwin8.h: New.
10343 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
10344 (-mmacosx-version-min): Document.
10346 2005-07-07 Ian Lance Taylor <ian@airs.com>
10348 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
10350 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
10352 PR middle-end/22239
10353 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
10355 2005-07-07 Khem Raj <kraj@mvista.com>
10357 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
10358 in bytes, not words.
10360 2005-07-07 Paul Brook <paul@codesourcery.com>
10362 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
10363 DEFAULT_FUNCTION_ARG_PADDING to upward.
10365 2005-07-07 Richard Henderson <rth@redhat.com>
10367 * function.c (locate_and_pad_parm): Record parameter alignment in
10368 stack_alignment_needed.
10370 2005-07-07 David Edelsohn <edelsohn@gnu.org>
10372 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
10373 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
10374 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
10375 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
10376 (define_attr "type"): Add isync, sync, load_l, store_c.
10377 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
10378 Create scratch volatile MEM.
10379 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
10381 (load_locked_<mode>): New.
10382 (store_conditional_<mode>): New.
10383 (sync_compare_and_swap<mode>): Replace with splitter.
10384 (sync_lock_test_and_set<mode>): Replace with splitter.
10385 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
10387 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
10388 is ics. Attribute isync.
10389 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
10391 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
10392 and UNSPECV_SYNC_OP.
10393 (emit_unlikely_jump): New.
10394 (emit_load_locked): New.
10395 (emit_store_conditional): New.
10396 (rs6000_split_compare_and_swap): New.
10397 (rs6000_split_lock_test_and_set): New.
10398 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
10399 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
10400 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
10401 rs6000_split_lock_test_and_set): Declare.
10402 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
10403 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
10404 store_c, isync, sync.
10406 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
10408 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
10409 filenames to gtyp-gen.h.
10410 (s-typ-gen): Use it in place of for loops.
10412 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
10414 * hooks.c (hook_bool_rtx_int_false): New function.
10415 * hooks.h (hook_bool_rtx_int_false): Declare.
10416 * target-def.h (TARGET_COMMUTATIVE_P): Define.
10417 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
10418 * target.h (struct gcc_target): Add commutative_p member.
10419 * targhooks.c (hook_bool_rtx_commutative_p): New function.
10420 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
10421 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
10422 (pa_commutative_p): New function.
10423 * jump.c (target.h): Include.
10424 (rtx_renumbered_equal_p): Use targetm.commutative_p.
10425 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
10427 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10429 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
10430 (s390_expand_setmem): New.
10431 * config/s390/s390.c: Likewise.
10432 (print_shift_count_operand): Truncate to 12 bits instead of 6.
10434 * config/s390/s390.md: ("setmem<mode>"): Accept character as
10435 general_operand. Call new function "s390_expand_setmem".
10436 ("clrmem_long", "*clrmem_long"): Rewrite to ...
10437 ("setmem_long", "*setmem_long"): ... this.
10439 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10441 * config/s390/s390.c: (optimization_options): Enable
10442 TARGET_MVCLE at -Os.
10443 * doc/invoke.texi: Document changes in default behaviour.
10444 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
10446 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10448 * expr.c: (set_storage_via_setmem): Convert opchar to mode
10449 defined by back-end.
10451 2005-07-07 Jakub Jelinek <jakub@redhat.com>
10453 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
10454 all sets in the pattern.
10455 * config/rs6000/rs6000.md (stack_protect_testsi,
10456 stack_protect_testdi): Likewise.
10458 2005-07-06 Jeff Law <law@redhat.com>
10460 * tree-vrp.c (simplify_using_ranges): Kill.
10461 (vrp_finalize): Remove call to simplify_using_ranges.
10462 (simplify_stmt_using_ranges): New function extracted from
10463 simplify_using_ranges.
10464 (simplify_div_or_mod_using_ranges): Likewise.
10465 (simplify_abs_using_ranges): Likewise.
10466 (simplify_cond_using_ranges): New function.
10467 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
10468 * tree-ssa-propagate.c (substitute_and_fold): Call
10469 simplify_stmt_using_ranges if we have range information.
10471 2005-07-06 James E. Wilson <wilson@specifixinc.com>
10473 * config/ia64/ia64.c (ia64_reorg): Check optimize before
10474 ia64_flag_schedule_isns2.
10476 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
10477 reading/writing general registers.
10478 (ia64_function_arg): Revert 2005-06-18 change.
10480 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
10482 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
10483 (legitimize_tls_address): Use gcc_unreachable instead of abort.
10485 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
10487 * function.c (expand_function_end): Revert part of 2005-06-27
10488 patch. Do sjlj_emit_function_exit_after after return_label.
10490 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
10492 * doc/install.texi (--disable-libssp): New.
10494 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
10496 * doc/invoke.texi: Update -fforce-mem documentation.
10497 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
10498 code for -fforce-mem.
10499 * expmed.c: (store_bit_field,store_fixed_bit_field,
10500 extract_bit_field): Ditto.
10501 * expr.c: (convert_move): Ditto.
10502 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
10503 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
10504 emit_conditional_add,expand_float,expand_fix): Ditto.
10505 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
10506 (common_handle_option): Issue warning when -fforce-mem specified.
10508 2005-07-06 Paul Brook <paul@codesourcery.com>
10510 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
10512 * configure: Regenerate.
10514 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
10516 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
10518 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
10520 Fix PR tree-optimization/22319
10521 Fix PR tree-optimization/22140
10522 Fix PR tree-optimization/22310
10524 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
10525 variable sized types.
10526 Use correct type for intermediate structure on *a = *b structure
10529 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10531 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
10533 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
10534 (machine_function): Move typedef to...
10535 * config/rs6000/rs6000.c (machine_function): ... here. Add
10536 varargs_save_offset field.
10537 (rs6000_stack_t): Remove varargs_size field.
10538 (setup_incoming_varargs): Allocate varargs save area using
10539 assign_stack_local, try to make it as small as possible.
10540 Save offset from virtual_stack_vars_rtx to the save area
10541 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
10542 instead of magic 8 when fp word byte size is used.
10543 (rs6000_va_start): Use cfun->machine->varargs_save_offset
10544 instead of -RS6000_VARARGS_SIZE.
10545 (rs6000_stack_info, debug_stack_info,
10546 rs6000_initial_elimination_offset): Remove all traces of
10548 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
10549 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
10550 RS6000_VARARGS_AREA.
10552 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
10554 PR tree-optimization/21963
10555 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
10556 constant_multiple_of in the same way get_computation_cost_at does.
10558 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10560 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
10561 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
10562 (gen_compare_reg): If sparc_compare_emitted is set, clear it
10563 and return its previous value.
10564 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
10565 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
10567 (stack_protect_set, stack_protect_test): New expanders.
10568 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
10569 stack_protect_testdi): New insns.
10570 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
10571 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
10573 2005-07-06 Jeff Law <law@redhat.com>
10575 * tree-ssa-dce.c (cfg_altered): New global.
10576 (tree_dce_init): Initialize cfg_altered.
10577 (remove_dead_stmt): If we remove an edge in the CFG, then set
10579 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
10582 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
10584 * Makefile.in (stamp-collect-ld): Use
10585 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
10586 ./collect-ld if it already exists.
10587 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
10588 Don't remove ./nm if it already exists.
10590 2005-07-05 Devang Patel <dpatel@apple.com>
10592 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
10593 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
10594 * tree-vectorizer.c (vect_loop_location): New.
10595 (vect_print_dump_info): Use vect_loop_location.
10596 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
10597 (vectorize_loops): Set vect_loop_location.
10598 * tree-vect-analyze.c (vect_analyze_offset_expr,
10599 vect_determin_vectorization_factor, vect_analyze_operations,
10600 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
10601 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
10602 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
10603 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
10604 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
10605 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
10606 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
10607 vect_analyze_loop): Adjust vect_print_dump_info API.
10608 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
10609 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
10610 vect_finish_stmt_generation, vectorizable_assignment,
10611 vectorizable_operation, vectorizable_store, vectorizable_load,
10612 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
10613 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
10614 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
10615 vect_transform_loop): Same.
10616 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
10617 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
10620 2005-07-05 Randolph Chung <tausq@debian.org>
10622 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
10623 * configure: Regenerate.
10624 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
10625 (pa_tls_referenced_p): Declare.
10626 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
10627 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
10628 (legitimize_tls_address): New.
10629 (hppa_legitimize_address): Handle TLS addresses.
10630 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
10631 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
10632 (emit_move_sequence): Handle TLS addresses.
10633 (pa_encode_section_info): Call default handler to handle common
10635 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
10636 (CONSTANT_ADDRESS_P): Reject TLS operands.
10637 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
10638 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
10639 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
10640 (UNSPEC_TLSLE): Define new constants.
10641 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
10642 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
10643 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
10644 (tie_symbolic_operand, tle_symbolic_operand): New
10646 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
10648 * aclocal.m4: Update macros for autoconf 2.59 style.
10649 * configure.ac: Likewise.
10651 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10653 * pa.c (function_value): Handle small aggregates on 32-bit targets.
10654 (function_arg): Pass small aggregates in general registers on 32-bit
10656 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
10658 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
10660 * Makefile.in (final.o): Fix dependencies.
10662 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
10666 * langhooks.h (struct lang_hooks): Add expr_to_decl.
10667 * langhooks.c (lhd_expr_to_decl): New.
10668 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
10670 (LANG_HOOKS_INITIALIZER): Update.
10671 * tree.c (recompute_tree_invarant_for_addr_expr): Call
10672 expr_to_decl langhook.
10673 * c-tree.h (c_expr_to_decl): Declare.
10674 * c-typeck.c (c_expr_to_decl): New.
10675 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
10677 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
10679 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
10682 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
10683 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
10685 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
10687 * Makefile.in: Adjust dependencies.
10688 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
10689 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
10690 * alias.c (rest_of_handle_cfg, pass_cfg): New.
10691 * bb-reorder.c (duplicate_computed_gotos): Make it static.
10692 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
10693 rest_of_compilation.
10695 * bb-reorder.c (gate_duplicate_computed_gotos,
10696 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
10697 rest_of_handle_reorder_blocks, pass_reorder_blocks,
10698 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
10699 pass_partition_blocks): New.
10700 * bt-load.c (gate_handle_branch_target_load_optimize,
10701 rest_of_handle_branch_target_load_optimize,
10702 pass_branch_target_load_optimize): New.
10703 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
10705 * cfglayout.c (pass_insn_locators_initialize): New.
10706 * cfgrtl.c (pass_free_cfg): New.
10707 * combine.c (gate_handle_combine, rest_of_handle_combine,
10708 pass_combine): New.
10709 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
10710 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
10711 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
10712 * except.c (pass_set_nothrow_function_flags,
10713 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
10715 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
10716 rest_of_handle_shorten_branches, pass_shorten_branches,
10717 rest_of_clean_state, pass_clean_state): New.
10718 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
10719 rest_of_handle_remove_death_notes, pass_remove_death_notes,
10720 rest_of_handle_life, pass_life, rest_of_handle_flow2,
10722 * function.c (pass_instantiate_virtual_regs, pass_init_function,
10723 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
10724 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10725 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
10727 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
10728 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
10729 pass_rtl_ifcvt, gate_handle_if_after_combine,
10730 rest_of_handle_if_after_combine, pass_if_after_combine,
10731 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
10732 pass_if_after_reload): New.
10733 * integrate.c (pass_initial_value_sets): New.
10734 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
10735 pass_purge_lineno_notes): New.
10736 * mode-switching.c (rest_of_handle_mode_switching,
10737 pass_mode_switching): New.
10738 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
10739 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
10741 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
10742 pass_loop_optimize): New.
10743 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
10745 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
10747 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
10748 pass_postreload_cse): New.
10749 * profile.c (gate_handle_profiling, pass_profiling,
10750 rest_of_handle_branch_prob, pass_branch_prob): New.
10751 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
10752 pass_split_before_regstack, gate_handle_split_before_regstack,
10753 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
10754 rest_of_handle_split_all_insns, pass_split_all_insns): New.
10755 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
10756 pass_stack_regs): New.
10757 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
10758 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
10759 pass_stack_adjustments): New.
10760 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
10761 pass_regrename): New.
10762 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
10763 pass_delay_slots, gate_handle_machine_reorg,
10764 rest_of_handle_machine_reorg, pass_machine_reorg): New.
10765 * rtl.h (extern void purge_line_number_notes): New.
10766 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
10767 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
10769 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
10771 * value-prof.c (gate_handle_value_profile_transformations,
10772 rest_of_handle_value_profile_transformations,
10773 pass_value_profile_transformations): New.
10774 * var-tracking.c (gate_handle_var_tracking,
10775 pass_variable_tracking): New.
10776 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
10778 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
10779 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
10780 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
10781 rest_of_handle_old_regalloc, rest_of_handle_regrename,
10782 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
10783 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
10784 rest_of_handle_gcse2, rest_of_handle_regmove,
10785 rest_of_handle_tracer, rest_of_handle_if_conversion,
10786 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
10787 rest_of_handle_web, rest_of_handle_branch_prob,
10788 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
10789 rest_of_handle_jump_bypass, rest_of_handle_combine,
10790 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10791 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10792 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
10793 rest_of_handle_mode_switching, rest_of_handle_jump,
10794 rest_of_handle_eh, rest_of_handle_stack_adjustments,
10795 rest_of_handle_flow2, rest_of_handle_jump2,
10796 rest_of_handle_peephole2, rest_of_handle_postreload,
10797 rest_of_handle_shorten_branches, rest_of_clean_state,
10798 rest_of_compilation): Remove.
10800 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
10801 * passes.c (dump_flags, in_gimple_form, all_passes,
10802 all_ipa_passes, all_lowering_passes, register_one_dump_file,
10803 register_dump_files, next_pass_1, last_verified, execute_todo,
10804 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
10805 from tree-optimize.c.
10806 (init_optimization_passes): Moved from tree-optimize.c,
10807 adding the RTL optimizations.
10808 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
10809 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
10810 all_ipa_passes, all_lowering_passes, register_one_dump_file,
10811 register_dump_files, next_pass_1, last_verified, execute_todo,
10812 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
10813 init_tree_optimization_passes, ipa_passes): Delete.
10814 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
10816 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
10817 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
10819 (ipa_passes): Remove.
10820 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
10821 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
10822 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
10823 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
10824 (dump_info_p, dump_flag): Moved to tree-dump.h.
10826 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
10828 * passes.c (finish_optimization_passes): Use dump_begin
10829 and dump_end, TDI_end.
10830 (gate_rest_of_compilation): New.
10831 (pass_rest_of_compilation): Use it.
10832 (gate_postreload, pass_postreload): New.
10833 * toplev.c (general_init): Rename init_tree_optimization_passes.
10834 * toplev.h (init_tree_optimization_passes): Rename to
10835 init_optimizations_passes.
10836 * tree-dump.c (dump_flag): Make static.
10837 (dump_files): Remove RTL dumps.
10838 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
10839 pass_cleanup_cfg, pass_free_cfg_annotations,
10840 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
10841 pass_init_datastructures, pass_fixup_cfg): Make non-static.
10842 * tree-pretty-print.c: Include tree-pass.h.
10843 * cgraph.c: Include tree-dump.h.
10845 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
10847 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
10848 Only fall back to saying it points to readonly memory if
10849 we can't do better.
10851 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10853 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
10854 * config/m32r/m32r.c (m32r_compute_frame_size,
10855 m32r_expand_prologue): Take current_function_profile into
10856 account whenever we reference
10857 current_function_uses_pic_offset_table.
10858 (m32r_finalize_pic): Remove.
10859 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
10861 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
10863 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
10864 instead of $<. Don't remove ./as if it already exists.
10866 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10869 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
10870 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
10871 for complex modes when generating code for PA 1.0.
10872 (VALID_FP_MODE_P): New macro.
10873 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
10874 sets for all general and floating point modes. Align wide floating
10875 point modes to even register boundaries to comply with architectural
10877 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
10878 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
10879 (VALID_FP_MODE_P): New macro.
10880 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
10881 sets for all general and floating point modes. Align wide floating
10882 point modes to even register boundaries to comply with architectural
10885 2005-07-04 Diego Novillo <dnovillo@redhat.com>
10887 * tree-dump.c (dump_files): Initialize dump number for .cgraph
10890 2005-07-04 Diego Novillo <dnovillo@redhat.com>
10892 * tree-ssa-structalias.c: Don't include expr.h.
10894 2005-07-04 Diego Novillo <dnovillo@redhat.com>
10896 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
10899 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
10901 Fix PR tree-optimization/22279
10903 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
10906 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
10908 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
10910 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
10912 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
10913 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
10914 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
10915 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
10916 config/stormy16/stormy16.c, config/v850/v850.c,
10917 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
10918 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
10919 Avoid "." or "\n" at end of diagnostics and capital letters at
10920 start of diagnostics.
10921 * combine.c, cse.c: Don't translate dump file output.
10922 * toplev.c (print_version): Only translate output if going to
10925 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
10927 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
10928 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
10931 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10933 * pa.c (fix_range): Fix typo in comment.
10935 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
10937 * tree-vrp.c (extract_range_from_assert): Replace
10938 fold (build (...)) with fold_build2.
10940 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10942 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
10943 gcc_gfc_char_table, init_dynamic_gfc_info): New.
10944 (format_types_orig, handle_format_attribute): Add support for
10947 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
10949 * varasm.c (assemble_variable): Fix format specifier thinko.
10951 2005-07-03 Ira Rosen <irar@il.ibm.com>
10953 PR tree-optimization/22029 (and 22135)
10954 * tree-pretty-print.c (dump_generic_node): Check that the node is not
10955 a phi node before calling dump_vops.
10957 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
10959 * tree-dump.h (dump_string_field): Declare.
10960 * tree-dump.c: Use it instead of dump_string.
10961 (dump_string_field): Make non-static.
10963 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
10965 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
10966 up the minimal CFG stuff always when optimize > 0. Call
10967 split_all_insns_noflow in PIC case if needed.
10969 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
10970 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
10973 * c-decl.c (c_write_global_declarations): Dump contents of
10975 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
10976 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
10977 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
10978 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
10981 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
10983 * c-common.h (GCC_DIAG_STYLE): Define.
10984 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
10985 version for format checking to 4.1.
10986 * c-format.c: Include toplev.h after c-common.h.
10987 (enum format_type): Add gcc_tdiag_format_type.
10988 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
10989 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
10990 (format_types_orig): Add gcc_tdiag.
10991 (init_dynamic_diag_info): Support gcc_tdiag formats.
10992 (handle_format_attribute): Likewise.
10993 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
10994 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
10995 version for format checking to 4.1.
10996 (warning0, warning, error, pedwarn, sorry): Use
10997 ATTRIBUTE_GCC_DIAG.
10998 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
10999 (finish_aliases_1): Do not use %qE.
11000 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
11001 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
11002 Correct format bugs.
11003 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
11004 parameter to unsigned HOST_WIDE_INT.
11005 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
11007 2005-07-02 David Edelsohn <edelsohn@gnu.org>
11009 PR middle-end/21742
11010 * expr.c (write_complex_part): Use adjust_address for MEM.
11011 (read_complex_part): Same.
11013 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
11015 Fix PR tree-optimization/22280
11017 * tree-sra.c (generate_element_init): Remove useless loop.
11019 2005-07-02 Richard Henderson <rth@redhat.com>
11021 * config/alpha/alpha.c (alpha_legitimize_address): Check for
11023 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
11025 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
11027 PR middle-end/14490
11028 * fold-const.c (fold_binary): Handle the return value of
11029 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
11030 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
11032 2005-07-02 Jeff Law <law@redhat.com>
11034 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
11035 a eliminate type conversion which feeds an equality comparison
11036 if the original type or either operand in the comparison is a
11039 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
11041 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
11042 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
11044 * config/avr/avr.c: Do not use '`' as left quote.
11045 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
11046 Remove "." from end of diagnostics. Make diagnostics start with
11049 2005-07-02 Zack Weinberg <zack@codesourcery.com>
11050 Joseph S. Myers <joseph@codesourcery.com>
11052 * toplev.c (default_tree_printer): Handle setting location with
11054 * c-objc.common.c (c_tree_printer): Likewise.
11055 * c-format.c (gcc_diag_flag_specs): Add '+'.
11056 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
11057 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
11059 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
11060 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
11061 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
11062 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
11063 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
11064 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
11065 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
11066 format arguments where %J is used without %D.
11068 2005-07-02 Jakub Jelinek <jakub@redhat.com>
11070 * gcc.c (LINK_SSP_SPEC): Define.
11071 (link_ssp_spec): New variable.
11072 (LINK_COMMAND_SPEC): Add %(link_ssp).
11073 (static_specs): Add link_ssp_spec.
11074 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
11075 * configure: Rebuilt.
11076 * config.in: Rebuilt.
11078 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11079 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11080 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11081 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11082 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
11083 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
11084 -0x7008(2) instead of reading __stack_chk_guard variable.
11085 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
11087 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
11088 (stack_protect_set, stack_protect_test): Use *_tls* patterns
11089 if TARGET_THREAD_SSP_OFFSET is defined.
11090 (stack_tls_protect_set_si, stack_tls_protect_set_di,
11091 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
11094 2005-06-27 Richard Henderson <rth@redhat.com>
11095 * libgcc-std.ver (GCC_4.1.0): New.
11096 * libgcc.h (__stack_chk_guard): Declare.
11097 (__stack_chk_fail, __stack_chk_fail_local): Declare.
11098 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
11099 * mklibgcc.in (lib2funcs): Add them.
11101 2005-07-01 Richard Henderson <rth@redhat.com>
11103 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
11104 void * before struct sigcontext *.
11105 (x86_fallback_frame_state): Likewise.
11107 2005-07-01 James E. Wilson <wilson@specifixinc.com>
11109 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
11111 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11114 * tree-ssa-reassoc.c (should_transpose): Fix which operand
11115 we check for SSA_NAME for.
11117 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
11119 Fix PR tree-optimization/22071
11121 * tree-ssa-structalias.c (offset_overlaps_with_access): New
11123 (get_constraint_for_component_ref): Use it.
11125 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11128 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
11129 print out the last new line.
11131 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
11133 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
11134 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
11135 * config/cris/cris.c (cris_conditional_register_usage): Adjust
11136 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
11137 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
11138 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
11139 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
11140 (enum reg_class): New member CC0_REGS.
11141 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
11142 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
11143 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
11144 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
11145 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11146 Adjust for register now described.
11148 2005-07-01 Jakub Jelinek <jakub@redhat.com>
11151 * config/i386/i386.md (stack_protect_test_si,
11152 stack_protect_test_di): Add earlyclobber for scratch 3.
11153 * config/rs6000/rs6000.md (stack_protect_testsi,
11154 stack_protect_testdi): Add earlyclobber for scratch 3,
11155 remove earlyclobber from scratch 4.
11157 Older entries for 2005 can be found in ChangeLog-2005.