1 2005-12-08 Alan Modra <amodra@bigpond.net.au>
4 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
5 tests further when !strict && reload_in_progress.
6 (print_operand): Check that both operands of indexed address are regs.
7 (print_operand_address): Likewise.
8 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
9 (INT_REG_OK_FOR_BASE_P): Correct.
11 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
13 Preparation for PR rtl-optimization/20070 / part1
14 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
15 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
17 (outgoing_edges_match): Use condjump_equiv_p.
18 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
20 * struct-equiv.c: New file.
21 (death_notes_match_p) New function, broken out of insns_match_p.
22 * Makefile.in (OBJS-common): Add struct-equiv.o.
23 (struct-equiv.o): New target.
25 2005-12-07 Richard Sandiford <richard@codesourcery.com>
27 * coretypes.h: Revert previous change.
28 * config/darwin.h: Revert previous reversion.
29 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
31 2005-12-07 Richard Sandiford <richard@codesourcery.com>
33 * coretypes.h (section): Provide dummy definition for target files.
34 * config/darwin.h: Revert previous change.
36 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
38 * doc/sourcebuild.texi (all.build, install-normal): Remove.
39 * configure.ac: Remove all.build and install-normal from target_list
40 * configure: Regenerate.
41 * Makefile.in (install): Don't depend on install-normal.
43 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
45 * Makefile.in: Document the use of stamps.
47 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
49 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
50 * Makefile.in: Add code to compute some dependencies on s-gtype
51 automatically. Remove the declaration of those dependencies.
53 2005-12-07 Richard Sandiford <richard@codesourcery.com>
55 * gcc/reload.c (push_secondary_reload): Fix typo:
56 s/insn_constraint/scratch_constraint/.
58 2005-12-07 Richard Sandiford <richard@codesourcery.com>
60 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
62 2005-12-07 Richard Sandiford <richard@codesourcery.com>
64 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
65 (alpha_elf_select_rtx_section): Return the selected section rather
66 than emitting assembly code.
67 (alpha_write_linkage): Emit a ".link" directive directly and then
68 set in_section to NULL.
69 (vms_asm_out_constructor): Use switch_to_section.
70 (vms_asm_out_destructor): Likewise.
71 (unicosmk_output_common): Set in_section to NULL instead of calling
72 the dummy common_section function.
73 (unicosmk_text_section): Delete in favor of...
74 (unicosmk_output_text_section_asm_op): ...this new function.
75 (unicosmk_data_section): Delete in favor of...
76 (unicosmk_output_data_section_asm_op): ...this new function.
77 (unicosmk_init_sections): New function.
78 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
79 (unicosmk_output_ssib): Set in_section to NULL instead of calling
80 the dummy ssib_section function.
81 (unicosmk_section_buf): Delete.
82 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
83 (unicosmk_data_section): Delete.
84 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
85 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
86 (SECTION_FUNCTION_TEMPLATE): Delete.
87 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
88 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
89 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
90 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
91 (TARGET_ASM_INIT_SECTIONS): Define.
92 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
93 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
94 (link_section, literals_section): Delete.
95 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
96 set in_section to NULL.
98 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
99 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
100 (COMMON_SECTION): Delete.
101 (TARGET_ASM_INIT_SECTIONS): Define.
102 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
103 the dummy common_section function.
104 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
105 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
106 between readonly_data_section and text_section to check whether
107 read-only data is being put in the text section.
108 (arm_output_function_epilogue): Use switch_to_section.
109 (arm_elf_asm_constructor): Likewise.
110 (thumb_call_via_reg): Replace call to in_text_section with
111 a comparison between in_section and text_section.
112 (arm_file_end): Use switch_to_section.
113 (aof_text_section): Delete in favor of...
114 (aof_output_text_section_asm_op): ...this new function.
115 (aof_data_section): Delete in favor of...
116 (aof_output_data_section_asm_op): ...this new function.
117 (aof_asm_init_sections): New function.
118 (zero_init_section): Moved from config/arm/aof.h.
119 (aof_dump_imports, aof_file_start): Use switch_to_section.
120 * config/arm/arm.h (thumb_call_via_label): Update comment.
121 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
122 (common_section): Delete.
123 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
124 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
125 global switch_to_section function instead of the old port-local one.
126 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
127 (SWITCH_TO_SECTION_FUNCTION): Delete.
128 (drectve_section): Redefine as a macro.
129 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
130 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
133 * config/avr/avr.c (progmem_section): New variable.
134 (avr_output_progmem_section_asm_op): New function.
135 (avr_asm_init_sections): New function.
136 (avr_output_addr_vec_elt): Use switch_to_section.
137 * config/avr/avr.h (progmem_section): Declare.
138 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
139 (READONLY_DATA_SECTION): Delete.
140 (TARGET_ASM_INIT_SECTIONS): Define.
141 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
142 * config/avr/avr-protos.h (progmem_section): Delete.
144 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
146 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
147 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
149 * config/darwin-sections.def: New file.
150 * config/darwin.c: Define all sections in darwin-sections.def.
151 (output_objc_section_asm_op, darwin_init_sections): New functions.
152 (machopic_output_indirection): Use switch_to_section.
153 (machopic_select_section): Return the selected section rather than
154 emitting assembly code. Replace the static function table with
155 inline conditional expressions. Update the tests of last_text_section
156 and move them into the FUNCTION_DECL block.
157 (machopic_select_rtx_section): Return the selected section rather than
158 emitting assembly code.
159 (machopic_asm_out_constructor, machopic_asm_out_destructor)
160 (darwin_file_end): Use switch_to_section.
161 * config/darwin.h: Use darwin-sections.def to declare sections.
162 (INIT_SECTION_ASM_OP): Remove empty definition.
163 (HAS_INIT_SECTION): Define this instead.
164 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
165 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
166 (TARGET_ASM_EH_FRAME_SECTION): Delete.
167 (TARGET_ASM_INIT_SECTIONS): Define.
168 * config/darwin-protos.h (darwin_init_sections): Declare.
169 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
170 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
171 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
172 (constructor_section, destructor_section, mod_init_section): Delete.
173 (mod_term_section): Delete.
174 (darwin_exception_section, darwin_eh_frame_section): Delete.
175 (machopic_select_section): Return a section.
176 (machopic_select_rtx_section): Likewise.
177 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
178 (const_section, const_coal_section, const_data_section): Delete.
179 (const_data_coal_section, data_coal_section, cstring_section): Delete.
180 (literal4_section, literal8_section, constructor_section): Delete.
181 (mod_init_section, mod_term_section, destructor_section): Delete.
182 (objc_class_section, objc_meta_class_section, objc_category_section)
183 (objc_class_vars_section, objc_instance_vars_section): Delete.
184 (objc_cls_meth_section, objc_inst_meth_section): Delete.
185 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
186 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
187 (objc_symbols_section, objc_module_info_section): Delete.
188 (objc_image_info_section, objc_protocol_section): Delete.
189 (objc_string_object_section, objc_constant_string_object_section)
190 (objc_class_names_section, objc_meth_var_names_section): Delete.
191 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
192 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
193 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
194 (darwin_exception_section, darwin_eh_frame_section): Delete.
195 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
197 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
198 (frv_asm_out_destructor): Likewise.
199 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
200 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
201 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
203 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
204 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
205 (data_section): Delete.
207 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
208 (DRECTVE_SECTION_FUNCTION): Delete.
209 (drectve_section): Redefine as a macro that sets in_section after
210 emitting the directive.
211 (SWITCH_TO_SECTION_FUNCTION): Delete.
212 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
213 in_text_section with comparison between in_section and text_section.
214 * config/i386/i386.c (x86_64_elf_select_section): Return the section
215 rather than emitting assembly code. Use get_named_section.
216 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
218 (machopic_output_stub): Use switch_to_section.
219 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
220 (nwld_named_section_asm_out_destructor): Use get_section and
223 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
224 rather than emitting assembly code.
225 (ia64_rwreloc_select_section): Likewise.
226 (ia64_rwreloc_select_rtx_section): Likewise.
227 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
228 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
230 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
231 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
233 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
234 section rather than emitting assembly code.
235 (iq2000_select_section): Likewise.
236 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
237 (sbss_section): Delete.
239 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
240 and get_named_section.
241 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
243 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
244 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
245 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
246 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
248 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
249 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
250 global switch_to_section function instead of the old port-local one.
251 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
252 (SWITCH_SECTION_FUNCTION): Delete.
253 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
254 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
255 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
256 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
258 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
259 global switch_to_section function instead of the old port-local one.
260 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
262 * config/mips/mips.c (mips_file_start): Update comment.
263 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
264 (mips_output_aligned_decl_common): Use switch_to_section.
265 (mips_select_rtx_section): Return the section rather than emitting
266 assembly code. Use get_named_section.
267 (mips_function_rodata_section: Likewise get_section.
268 (build_mips16_function_stub): Use switch_to_section.
269 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
270 (SDATA_SECTION_ASM_OP): Delete.
271 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
272 (EXTRA_SECTION_FUNCTIONS): Delete.
274 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
275 (mmix_asm_output_aligned_local): Use switch_to_section.
277 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
278 (som_one_only_readonly_data_section): New variables.
279 (pa_output_function_epilogue): Set in_section to NULL instead of
280 calling forget_section.
281 (output_deferred_plabels): Use select_section.
282 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
283 of calling forget_section.
284 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
285 (pa_asm_output_aligned_local): Use select_section.
286 (som_text_section_asm_op): Delete in favor of...
287 (som_output_text_section_asm_op): ...this new function.
288 (pa_som_asm_init_sections): New function.
289 (pa_select_section): Return the section rather than emitting
291 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
292 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
293 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
294 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
295 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
296 (som_readonly_data_section, som_one_only_readonly_data_section)
297 (som_one_only_data_section, forget_section): Delete.
298 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
299 (TARGET_ASM_INIT_SECTIONS): Define.
300 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
302 * config/rs6000/rs6000.c (read_only_data_section): New variable.
303 (private_data_section, read_only_private_data_section): New variables.
304 (sdata2_section, toc_section): New variables.
305 (rs6000_file_start): Use switch_to_section.
306 (rs6000_assemble_integer): Use comparisons against in_section
307 instead of calling in_toc_section and in_text_section. Use
308 unlikely_text_section_p.
309 (rs6000_elf_output_toc_section_asm_op): New function, derived
310 from the old rs6000/sysv4.h toc_section function.
311 (rs6000_elf_asm_init_sections): New function.
312 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
313 the section rather than emitting assembly code.
314 (machopic_output_stub): Use switch_to_section.
315 (toc_section): Delete dummy function.
316 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
317 switch_to_section and get_section.
318 (rs6000_xcoff_output_readonly_section_asm_op): New function.
319 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
320 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
321 the old rs6000/xcoff.h toc_section function.
322 (rs6000_xcoff_asm_init_sections): New function.
323 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
324 the section rather than emitting assembly code.
325 (rs6000_xcoff_file_start): Use switch_to_section.
326 (rs6000_xcoff_file_end): Likewise.
327 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
328 (sdata2_section, sbss_section, private_data_section): Delete.
329 (read_only_data_section, read_only_private_data_section): Delete.
330 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
331 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
332 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
333 (FINI_SECTION_FUNCTION): Delete.
334 (TARGET_ASM_INIT_SECTIONS): Define.
335 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
336 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
337 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
338 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
339 (READONLY_DATA_SECTION): Delete.
340 (TARGET_ASM_INIT_SECTIONS): Define.
341 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
342 to NULL rather than no_section.
343 (TARGET_ASM_EXCEPTION_SECTION): Delete.
345 * config/sh/sh.c (sh_file_start): Use switch_to_section.
347 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
348 (sparc_output_deferred_case_vectors): Likewise. Remove argument
349 from call to current_function_section.
351 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
352 (bss100_section): New variable.
353 (xstormy16_asm_output_aligned_common): Use switch_to_section.
354 (xstormy16_asm_init_sections): New function.
355 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
356 switch_to_section and get_section.
357 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
358 from calls to current_function_section.
359 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
360 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
361 (TARGET_ASM_INIT_SECTIONS): Define.
362 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
364 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
365 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
366 (FINI_SECTION_FUNCTION): Delete.
368 * config/v850/v850.c: Include gt-v850.h.
369 (rosdata_section, rozdata_section, tdata_section, zdata_section)
370 (zbss_section): New variables.
371 (v850_output_aligned_bss): Use switch_to_section.
372 (v850_asm_init_sections): New function.
373 (v850_select_section): Return the section rather than emitting
375 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
376 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
377 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
378 (TARGET_ASM_INIT_SECTIONS): Define.
379 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
380 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
381 (zbss_section): Delete.
383 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
385 * config/vx-common.h (vxworks_exception_section): Delete.
386 (TARGET_ASM_EXCEPTION_SECTION): Delete.
388 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
389 section rather than emitting assembly code.
390 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
393 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
394 * coretypes.h (section): New union and typedef.
395 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
396 from call to current_function_section.
397 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
398 (dbxout_symbol_location): Use switch_to_section.
399 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
400 most of the code into...
401 (default_eh_frame_section): ...here. Return a section.
402 (collect2_eh_frame_section): Delete, moving most of the code into..
403 (switch_to_eh_frame_section): ...this new function.
404 (debug_info_section, debug_abbrev_section, debug_aranges_section)
405 (debug_macinfo_section, debug_line_section, debug_loc_section)
406 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
408 (output_call_frame_info): Call switch_to_eh_frame_section instead of
409 eh_frame_section. Use switch_to_section and get_section.
410 (dwarf2out_begin_prologue): Use switch_to_section.
411 (AT_string_form): Check the flags in debug_str_section instead of
412 DEBUG_STR_SECTION_FLAGS.
413 (output_comp_unit): Use switch_to_section, get_section, and
415 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
416 (dwarf2out_begin_block): Use switch_to_section. Remove argument
417 from call to current_function_section.
418 (dwarf2out_var_location): Use unlikely_text_section_p.
419 (dwarf2out_source_line): Use switch_to_section. Remove argument
420 from call to current_function_section.
421 (dwarf2out_start_source_file, dwarf2out_end_source_file)
422 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
423 debug_macinfo_section.
424 (dwarf2out_init): Initialize the new section variables. Use them
425 instead of calls to named_section_flags. Use switch_to_section.
426 (output_indirect_string): Use switch_to_section and debug_str_section.
427 (dwarf2out_finish): Use switch_to_section and the new section
429 * except.c (default_exception_section): Return the section instead
430 of emitting assembly code.
431 (output_function_exception_table): Use the global exception_section
432 variable instead of the target hook. Use switch_to_section. Remove
433 argument from call to current_function_section.
434 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
435 (shorten_branches): Use pointer comparisons to detect whether the
436 text section is the same as readonly_data_section.
437 (profile_function): Use switch_to_section. Remove argument from
438 call to current_function_section.
439 (final_scan_insn): Likewise. Update use of last_text_section.
440 * gengtype.c (open_base_files): Add an include of output.h.
441 * output.h (text_section, data_section, readonly_data_section)
442 (ctors_section, dtors_section, bss_section, init_section)
443 (fini_section, sdata_section): Turn into section pointers.
444 (in_text_section, in_unlikely_text_section, exports_section)
445 (drectve_section, named_section, mergeable_string_section)
446 (last_text_section_name): Delete.
447 (default_exception_section, default_eh_frame_section): Return sections.
448 (SECTION_DECLARED, SECTION_NAMED): New macros.
449 (SECTION_MACH_DEP): Bump value.
450 (section_common, named_section, unnamed_section): New structures.
451 (unnamed_section_callback): New typedef.
452 (section): New union.
453 (sbss_section, exception_section, eh_frame_section): New variables.
454 (in_section, last_text_section): Turn into section pointers.
455 (get_unnamed_section, get_section, get_named_section): New functions.
456 (mergeable_constant_section, function_section): Return a section.
457 (unlikely_text_section): Likewise.
458 (current_function_section): Likewise. Remove the decl argument.
459 (unlikely_text_section_p, switch_to_section): New functions.
460 (output_section_asm_op): New function.
461 (set_named_section_flags, named_section_flags, named_section_real)
462 (named_section_first_declaration): Delete.
463 (default_select_section, default_elf_select_section): Return a section.
464 (default_elf_select_section_1, default_function_rodata_section)
465 (default_no_function_rodata_section, default_select_rtx_section)
466 (default_elf_select_rtx_section): Likewise.
467 * rtl.h (in_data_section): Delete.
468 * sdbout.c (sdbout_one_type): Use switch_to_section.
469 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
470 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
471 (TARGET_ASM_EH_FRAME_SECTION): Poison.
472 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
473 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
474 (TARGET_ASM_OUT): Update after above changes.
475 * target.h (init_sections): New hook.
476 (exception_section, eh_frame_section): Delete.
477 (select_section, select_rtx_section, function_rodata_section): Return
478 a section rather than emitting assembly code.
479 * varasm.c (text_section, data_section, readonly_data_section)
480 (ctors_section, dtors_section, bss_section, init_section)
481 (fini_section): Turn into section pointers.
482 (sdata_section, sbss_section, exception_section): New variables.
483 (eh_frame_section): New variable.
484 (in_section): Make global and turn into a section pointer.
485 (last_text_section): Turn into a section pointer.
486 (unnamed_sections): New variable.
487 (in_named_name, last_text_section_name): Delete.
488 (EXTRA_SECTION_FUNCTIONS): Delete.
489 (in_named_entry): Delete.
490 (section_htab): New variable, replacing...
491 (in_named_htab): ...this deleted variable.
492 (section_entry_eq, section_entry_hash): New functions, based on...
493 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
494 (get_unnamed_section, get_section): New functions.
495 (unlikely_text_section): Return a section instead of emitting
497 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
498 (get_named_section_flags, named_section_first_declaration): Delete.
499 (unlikely_text_section_p): New function.
500 (named_section_real, named_section): Delete.
501 (get_named_section): New function.
502 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
503 (function_section): Return a section rather than emitting
505 (current_function_section): Likewise. Remove argument. Use
506 last_text_section if nonnull, otherwise use function_section.
507 (default_function_rodata_section): Return a section rather than
508 emitting assembly code. Use get_section.
509 (default_no_function_rodata_section): Return a section rather than
510 emitting assembly code.
511 (variable_section): Use switch_to_section and get_named_section.
512 (mergeable_string_section): Return a section rather than emitting
513 assembly code. Use get_section. Make static. Don't take special
514 countermeasures for empty strings.
515 (mergeable_constant_section): Return a section rather than emitting
516 assembly code. Use get_section.
517 (default_named_section_asm_out_destructor): Use switch_to_section
519 (default_dtor_section_asm_out_destructor): Use switch_to_section.
520 (default_named_section_asm_out_constructor): Use switch_to_section
522 (default_ctor_section_asm_out_constructor): Use switch_to_section.
523 (assemble_start_function): Likewise. Set last_text_section to
524 NULL rather than no_section. Change the type of save_section.
525 (assemble_zeros, assemble_variable): Use the section flags to detect
526 whether or not a section is text.
527 (assemble_static_space): Use switch_to_section.
528 (assemble_trampoline_template): Likewise.
529 (output_constant_def_contents): Use switch_to_section and
531 (output_constant_pool_1): Use switch_to_section. Use the section
532 flags to see whether sections contain mergeable data.
533 (init_varasm_once): Initialize section_htab instead of in_named_htab.
534 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
535 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
536 whether a section has already been declared.
537 (default_select_section, default_elf_select_section): Return a
538 section rather than emitting assembly code.
539 (default_elf_select_section_1): Likewise. Use bss_section for
540 SECCAT_BSS if nonnull. Use get_named_section.
541 (default_select_rtx_section): Return a section rather than
542 emitting assembly code.
543 (default_elf_select_rtx_section): Likewise. Use get_named_section.
544 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
545 (output_section_asm_op, switch_to_section): New functions.
546 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
549 * doc/tm.texi: Expand the introduction to the sections documentation.
550 (TRAMPOLINE_SECTION): Document new interface.
551 (SDATA_SECTION_ASM_OP): Document new macro.
552 (READONLY_DATA_SECTION): Delete.
553 (SDATA_SECTION_ASM_OP): Document new macro.
554 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
555 (TARGET_ASM_INIT_SECTIONS): Document new hook.
556 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
557 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
558 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
560 2005-12-07 Alan Modra <amodra@bigpond.net.au>
562 * gcc.c (init_gcc_specs): Match braces inside conditionally
565 2005-12-06 Geoffrey Keating <geoffk@apple.com>
567 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
569 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
572 * tree.c (integer_all_onesp): Always return true if all bits on.
574 * testsuite/g++.dg/init/array0.C: New.
576 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
578 * doc/md.texi: Adapt to implementation.
580 2005-12-06 Andreas Schwab <schwab@suse.de>
582 * opts.c (decode_options): Fix typo in message.
584 2005-12-06 Alan Modra <amodra@bigpond.net.au>
587 * longlong.h: Merge PPC tests from upstream.
589 2005-12-06 Richard Guenther <rguenther@suse.de>
591 * fold-const.c (fold_convert): Do not build and fold
592 CONVERT_EXPR, but always use NOP_EXPR.
594 2005-12-06 Jan Beulich <jbeulich@novell.com>
596 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
597 __builtin_ia32_paddq and __builtin_ia32_subq.
598 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
599 __builtin_ia32_pshufw.
600 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
602 2005-12-05 James E Wilson <wilson@specifix.com>
605 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
608 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
610 * print-tree.c (print_node): Ditto.
611 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
612 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
613 before accessing DECL_ARTIFICIAL.
614 Handle new tag tree codes.
615 * tree-flow-inline.h (clear_call_clobbered): Update for tag
617 (unmodifiable_var_p): Ditto.
618 * tree-flow.h (mem_tag_kind): Remove.
619 (struct var_ann_d): Remove mem_tag_kind member.
620 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
621 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
622 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
623 (group_aliases): Ditto.
624 (setup_pointers_and_addressables): Ditto.
625 (is_escape_site): Ditto.
626 (may_alias_p): Ditto.
627 (create_tag_raw): New function.
628 (create_memory_tag): Use it.
629 (dump_alias_info): Update for tags.
630 (may_be_aliased): Ditto.
631 (add_type_alias): Ditto.
632 (new_type_alias): Ditto.
634 (create_structure_vars): Ditto.
635 * tree-ssa-ccp.c (get_default_value): Ditto.
636 * tree-ssa-operands.c (get_expr_operands): Ditto.
637 (add_stmt_operand): Ditto.
638 (add_call_clobber_ops): Remove duplicated condition.
639 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
641 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
642 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
643 * tree.c (init_ttree): Update structures for new tree codes.
644 (tree_code_size): Update sizes for new tree codes.
645 (make_node_stat): Don't try to set common things on minimal
647 (tree_node_structure): Update for tags.
648 (is_global_var): Ditto.
649 * tree.def: Add new tree codes.
650 * tree.h (MTAG_P): New macro.
651 (TREE_MEMORY_TAG_CHECK): Ditto.
652 (SSA_VAR_P): Update for tags.
653 (struct tree_memory_tag): New structure.
654 (MTAG_GLOBAL): New macro.
655 (union tree_node): Add memory tag member.
656 * treestruct.def (TS_MEMORY_TAG): New.
658 2005-12-05 Dale Johannesen <dalej@apple.com>
660 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
661 what was approved (PR 24323).
663 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
665 * doc/c-tree.texi (Function Bodies): Remove description of
668 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
670 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
671 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
672 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
673 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
674 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
677 2005-12-05 Geoffrey Keating <geoffk@apple.com>
679 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
681 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
682 hook_bool_void_false.
683 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
684 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
686 * config/darwin.c (machopic_select_section): It's not defined
687 as weak if it's only marked as weak_import.
689 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
692 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
693 A hidden weak object does bind locally. Strong linkonce data
694 counts like any other strong symbol for binding.
695 (weak_finish_1): Don't specially handle weakrefs, they no longer
697 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
698 * c-common.c (handle_alias_attribute): Allow static aliases
700 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
701 * gthr-dce.h: Make weakrefs static.
702 * gthr-tpf.h: Likewise.
703 * gthr-solaris.h: Likewise.
704 * gthr-posix.h: Likewise.
705 * gthr-posix95.h: Likewise.
706 * config/darwin.c (darwin_encode_section_info): static weakref
707 variables are not necessarily defined in this translation unit.
708 * doc/extend.texi (Function Attributes): Mention that an alias
709 attribute creates a definition for the thing it's attached to.
710 Change the documentation for weakref to say that the thing
711 it's attached to must be static.
713 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
714 we don't go into an infinite loop.
716 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
718 * config/rs6000/predicates.md (logical_const_operand): Split
719 out of logical_operand.
720 (logical_operand): Use it.
721 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
722 logical_const_operand.
724 2005-12-05 Jan Beulich <jbeulich@novell.com>
726 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
727 and IX86_BUILTIN_CMPNESS.
728 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
729 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
730 * config/i386/i386.md (movti_internal): Correct type attribute.
731 Simplify mode attribute.
732 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
733 Correct type attribute.
734 (absxf2): Correct operator.
735 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
736 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
737 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
739 (sse2_vmsqrtv2df2): Correct mode attribute.
741 2005-12-05 Jan Beulich <jbeulich@novell.com>
743 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
744 16 bits. Provide insn pattern for this case.
746 2005-12-05 Jan Beulich <jbeulich@novell.com>
748 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
750 (__popcountDI2): Likewise.
752 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
755 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
756 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
757 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
760 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
762 * c-typeck.c (null_pointer_constant_p): New function.
763 (build_conditional_expr, build_c_cast, convert_for_assignment,
764 build_binary_op): Use it.
766 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
768 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
769 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
771 (check_function_arguments_recurse): Allow both NOP_EXPR and
772 CONVERT_EXPR but check conversions preserve precision.
773 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
774 but check conversions preserve precision.
775 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
778 2005-12-04 Roger Sayle <roger@eyesopen.com>
781 * common.opt (Wstring-literal-comparison): New command line option.
782 * c-opts.c (c_common_handle_option): Set it with -Wall.
783 * c-typeck.c (parser_build_binary_op): Issue warning if either
784 operand of a comparison operator is a string literal, except for
785 testing equality or inequality against NULL.
787 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
789 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
791 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
792 of building a NOP_EXPR.
793 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
795 * c-convert.c (convert): Use fold_convert instead of building
796 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
797 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
799 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
800 NOP_EXPR the same as CONVERT_EXPR.
801 * c-typeck.c (build_function_call): Use fold_convert instead of
802 building a NOP_EXPR directly.
803 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
805 2005-12-03 Alan Modra <amodra@bigpond.net.au>
807 PR rtl-optimization/25197
808 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
811 2005-12-02 Stuart Hastings <stuart@apple.com>
813 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
816 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
818 * c-typeck.c (default_function_array_conversion,
819 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
820 (build_conditional_expr): Apply integer_zerop to orig_op1 and
821 orig_op2. Don't check them for NOP_EXPR.
822 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
825 2005-12-03 Alan Modra <amodra@bigpond.net.au>
827 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
828 toc_save_offset, toc_size, lr_size.
829 (rs6000_stack_info): Use memset rather than bss struct copy to init.
830 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
831 Adjust for removal of unused rs6000_stack_t fields.
832 (debug_stack_info): Adjust.
833 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
834 first, and don't bother checking for set/inc of lr on sibcalls.
835 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
837 2005-12-02 Jakub Jelinek <jakub@redhat.com>
840 * config/i386/i386.md (movqi_1): Only force imovx for alternative
841 5 if operand 1 is not aligned. Undo previous constraint change.
842 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
844 2005-12-02 Richard Guenther <rguenther@suse.de>
846 * tree.h (build): Remove prototype.
847 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
848 * tree.c (build): Remove.
849 (build0_stat): Update comment.
851 2005-12-02 Richard Guenther <rguenther@suse.de>
853 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
854 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
856 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
857 maybe_fold_offset_to_component_ref): Likewise.
858 * tree-ssa-dom.c (thread_across_edge,
859 simplify_rhs_and_lookup_avail_expr,
860 find_equivalent_equality_comparison, record_equivalences_from_stmt):
862 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
863 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
864 lower_try_finally_switch): Likewise.
865 * tree-if-conv.c (add_to_dst_predicate_list,
866 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
867 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
868 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
869 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
870 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
871 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
872 gimplify_init_ctor_eval, gimplify_init_constructor,
873 gimplify_variable_sized_compare, gimplify_boolean_expr,
874 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
875 gimplify_expr, gimplify_body, gimplify_function_tree,
876 force_gimple_operand): Likewise.
877 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
878 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
879 mx_register_decls): Likewise.
880 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
881 get_frame_field, finalize_nesting_tree_1): Likewise.
882 * tree-inline.c (setup_one_parameter): Likewise.
883 * tree-vect-transform.c (vectorizable_condition): Likewise.
884 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
886 * tree-profile.c (tree_gen_edge_profiler): Likewise.
887 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
888 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
889 * tree-chrec.h (build_polynomial_chrec): Likewise.
891 2005-12-02 Richard Guenther <rguenther@suse.de>
893 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
894 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
895 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
896 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
897 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
898 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
899 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
901 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
902 sh_adjust_unroll_max): Likewise.
903 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
904 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
905 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
907 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
909 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
912 2005-12-02 Richard Guenther <rguenther@suse.de>
914 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
915 simplify_cond_using_ranges): Use buildN instead of build.
916 * tree-tailcall.c (adjust_accumulator_values,
917 adjust_return_value): Likewise.
918 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
919 generate_element_copy, generate_element_zero,
920 generate_one_element_init): Likewise.
921 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
922 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
923 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
924 perfect_nestify): Likewise.
926 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
928 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
930 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
932 * ggc.h (GGC_RESIZEVEC): New.
934 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
936 * gcc.c (execute): Improve readability.
938 2005-12-02 Richard Guenther <rguenther@suse.de>
940 * tree-cfg.c (mark_used_vars): New function.
941 (dump_function_to_file): Dump only used VAR_DECLs.
943 2005-12-02 Richard Guenther <rguenther@suse.de>
945 * convert.c (convert_to_integer): Fix compare for nonpositive
946 constant to use tree_int_cst_sgn <= 0.
948 2005-12-02 Richard Guenther <rguenther@suse.de>
950 * convert.c (convert_to_integer): Use fold_convert instead
951 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
952 instead of comparing against 0. Use build_int_cst instead
953 of converting integer_zero_node.
955 2005-12-02 Richard Guenther <rguenther@suse.de>
957 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
960 2005-12-02 Alan Modra <amodra@bigpond.net.au>
963 * combine.c (simplify_logical <IOR>): Simplify more patterns to
966 2005-12-02 Alan Modra <amodra@bigpond.net.au>
969 * function.c (expand_function_end): Emit blockage for unwinder
972 2005-12-01 Roger Sayle <roger@eyesopen.com>
974 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
975 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
976 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
977 integer constant comparisons.
979 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
980 Janis Johnson <janis187@us.ibm.com>
981 David Edelsohn <dje@watson.ibm.com>
982 Ben Elliston <bje@au.ibm.com>
984 * dfp.h, dfp.c: New files.
985 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
986 (DECNUM_H): Likewise.
987 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
988 (INCLUDES): Append $(DECNUMINC).
989 (OBJS-common): Add dfp.o.
991 * real.h (EXP_BITS): Pinch one bit to ..
992 (struct real_value): Add decimal field.
993 (real_format): Change table size, update documentation.
994 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
995 (real_from_string3): Declare.
996 (decimal_single_format): Declare.
997 (decimal_double_format): Declare.
998 (decimal_quad_format): Declare.
999 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
1000 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
1001 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
1002 * real.c: Include dfp.h.
1003 (normalize): Early return for decimal floats.
1004 (do_add): Zero decimal field.
1005 (do_compare): Call do_decimal_compare for decimal floats.
1006 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
1007 (real_arithmetic): Call decimal_real_arithmetic for decimal
1008 floating point operands.
1009 (real_identical): If a and b are of differing radix, return false.
1010 (real_to_integer): Call decimal_real_to_integer if the value is a
1012 (real_to_integer2): Likewise, call decimal_real_to_integer2.
1013 (real_to_decimal): Likewise, call decimal_real_to_decimal.
1014 (real_to_hexadecimal): Place "N/A" in the return string for
1016 (real_from_string3): New variant, given a mode.
1017 (real_maxval): Use decimal_real_maxval for decimal floats.
1018 (round_for_format): Use decimal_round_for_format for decimals.
1019 (real_convert): Use decimal_real_convert where appropriate.
1020 (significand_size): Handle base 10.
1021 (encode_decimal_single, decode_decimal_single,
1022 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
1023 decode_decimal_quad): New functions.
1024 (decimal_single_format): New.
1025 (decimal_double_format): New.
1026 (decimal_quad_format): New.
1027 * machmode.def: Add SD, DD and TD decimal floating point modes.
1028 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
1029 Include MODE_DECIMAL_FLOAT.
1030 (DECIMAL_FLOAT_MODE_P): New.
1031 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
1032 * genmodes.c (struct mode_data): Add counter field.
1033 (struct mode_data): Update comment for format.
1034 (blank_mode): Initialise counter field.
1035 (new_mode): Increment counter field for each mode defined.
1036 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
1038 (make_complex_modes): Handle modes containing `D'.
1039 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
1040 (make_decimal_float_mode): New.
1041 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
1042 (cmp_modes): Compare counter field if other characteristics
1044 (emit_real_format_for_mode): Support formats for decimal floats.
1045 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
1046 Document MODE_DECIMAL_FLOAT.
1048 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1050 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
1053 2005-12-01 Richard Henderson <rth@redhat.com>
1055 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
1057 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1059 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
1061 * config/pa/pa.c (pa_init_builtins): If we detect
1062 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
1065 2005-12-01 Richard Guenther <rguenther@suse.de>
1067 * fold-const.c (fold_binary): Use fold_build2, not
1070 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
1072 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
1074 * vec.h (VEC_block_remove): New.
1076 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
1079 * c-common.c (lvalue_error): Fix wording.
1081 2005-12-01 Richard Guenther <rguenther@suse.de>
1083 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
1084 thinko in last patch.
1086 2005-12-01 Geoffrey Keating <geoffk@apple.com>
1088 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
1089 than -flat_namespace.
1091 2005-12-01 Ben Elliston <bje@au.ibm.com>
1093 * mklibgcc.in: Parameterise the script to build soft float
1094 functions by iterating over each type, rather than cloning the
1097 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1100 * builtins.c (fold_builtin_fputs): Defer check for missing
1101 replacement functions.
1103 2005-11-30 Kean Johnston <jkj@sco.com>
1105 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
1106 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
1108 2005-11-30 Richard Guenther <rguenther@suse.de>
1110 PR tree-optimization/22501
1111 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1112 function split out from ...
1113 (forward_propagate_addr_expr): ... here. Use it to propagate
1114 ADDR_EXPRs to all uses.
1116 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1118 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
1119 * builtins.c (expand_builtin_mathfn): Use them.
1120 (expand_builtin_mathfn_2): Likewise.
1121 (expand_builtin_mathfn_3): Likewise.
1122 (expand_builtin_int_roundingfn): Likewise.
1123 (expand_builtin): Likewise.
1124 (integer_valued_real_p): Likewise.
1125 (fold_builtin_int_roundingfn): Likewise.
1126 (fold_builtin_bitop): Likewise.
1127 (fold_builtin_logarithm): Likewise.
1128 (fold_builtin_1): Likewise.
1129 * convert.c (convert_to_integer): Likewise.
1130 * fold-const.c (negate_mathfn_p): Likewise.
1131 (tree_expr_nonnegative_p): Likewise.
1133 2005-11-30 Dale Johannesen <dalej@apple.com>
1134 Andrew Pinski <pinskia@physics.uc.edu>
1136 * combine.c (find_split_point): Sign extend bitmask
1137 when changing bitfield assignment to IOR of AND.
1139 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1141 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
1142 clobber to scratch reg.
1143 (*decrement_and_branch_until_zero_no_clobber): Remove.
1144 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
1145 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
1146 * config/ms1/ms1.opt (mmul): Remove.
1147 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
1148 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
1150 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1151 Bernd Schmidt <bernd.schmidt@analog.com>
1153 * pa/predicates.md (symbolic_operand): Add comment.
1154 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
1155 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
1156 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
1157 (pa_secondary_reload_class): Delete.
1158 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
1159 and pa_secondary_reload_class. Reorder some checks. Update inline
1160 copy of symbolic operand.
1161 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
1163 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1165 * loop-doloop.c (add_test): Only add jump notes if we did emit a
1168 2005-11-30 Jeff Law <law@redhat.com>
1170 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
1171 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
1173 2005-11-30 Jakub Jelinek <jakub@redhat.com>
1175 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
1176 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
1177 (ia64_expand_move): Adjust caller.
1179 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
1180 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
1183 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
1185 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
1186 Always produce an output if we can remove NEGs or canonicalize
1187 (minus (minus ...)) expressions. Provide a fast path for the
1189 (simplify_gen_binary): Do not call simplify_plus_minus.
1190 (simplify_binary_operation_1): Reassociate at the end of the
1193 2005-11-29 Evan Cheng <evan.cheng@apple.com>
1195 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
1196 moves and unpack to speed up.
1198 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
1200 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
1201 argument, they are always sparc_compare_op0 and sparc_compare_op1.
1202 (gen_v9_scc): Update callers.
1203 * config/sparc/sparc.md: Likewise.
1204 * config/sparc/sparc-protos.h: Update extern declaration.
1206 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
1208 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1210 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
1213 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1215 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
1216 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
1217 (negate_expr): Here.
1219 2005-11-29 Ben Elliston <bje@au.ibm.com>
1221 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
1222 Fix typo in comment.
1224 2005-11-29 Ben Elliston <bje@au.ibm.com>
1226 * Makefile.in (clean-target): Depend on clean-target-libgcc.
1227 (clean-target-libgcc): Import rule from the top-level Makefile.in.
1229 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1233 * builtins.c (init_target_chars): New.
1234 (expand_builtin_printf, expand_builtin_fprintf,
1235 expand_builtin_sprintf, fold_builtin_sprintf,
1236 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
1237 fold_builtin_snprintf_chk, fold_builtin_printf,
1238 fold_builtin_fprintf): Check for matching format strings using
1241 2005-11-29 Paul Brook <paul@codesourcery.com>
1243 * config.gcc: Do not use fixproto on m68k-elf.
1245 2005-11-28 Roger Sayle <roger@eyesopen.com>
1247 * expmed.c (div_cost): Replace with...
1248 (sdiv_cost, udiv_cost): New.
1249 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
1250 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
1251 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
1252 (expand_divmod): Replace use of div_cost with either sdiv_cost
1253 or udiv_cost depending upon the signedness of the operation.
1255 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1258 * config/darwin.c (machopic_indirection_name,
1259 machopic_output_indirection): Follow transparent alias chain.
1261 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1263 * varasm.c (ultimate_transparent_alias_target): Add comment.
1265 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
1267 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
1268 SET_SRC instead of XEXP where appropriate.
1270 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1272 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
1275 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1277 * config/fp-bit.h (LSHIFT): Take shift count parameter.
1278 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
1281 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
1283 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
1284 secondary_input_reload_class, made static. Adapt to new
1286 (secondary_output_reload_class): Delete.
1287 (TARGET_SECONDARY_RELOAD): New macro.
1288 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
1289 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1291 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
1294 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
1295 when its natural alignment is > BITS_PER_UNIT.
1296 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
1297 * c-common.c (handle_packed_attribute): Ignore packing on a field
1298 whose type is naturally char aligned.
1300 2005-11-28 Richard Guenther <rguenther@suse.de>
1302 * c-common.c (strict_aliasing_warning): Handle all
1303 component-ref like accesses.
1305 2005-11-28 Roger Sayle <roger@eyesopen.com>
1306 Uros Bizjak <uros@kss-loka.si>
1309 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
1310 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
1311 when flag_unsafe_math_optimizations is set and
1312 we don't care about NaNs or Infinities.
1314 Move x/expN(y) and x/pow(y,z) transformation into common
1315 flag_unsafe_math_optimizations section.
1317 2005-11-27 Mark Mitchell <mark@codesourcery.com>
1319 * gcc.c (main): Change type of argv to "char **".
1321 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1323 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
1324 small data sections.
1325 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
1326 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
1327 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
1328 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
1329 output locals to sbss if !rs6000_elf_in_small_data_p.
1330 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
1332 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1335 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
1336 generated by reload.
1337 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
1338 indexed_or_indirect_address.
1339 (indexed_or_indirect_address): Don't test for base reg. Call
1340 address_operand last. Make it a special predicate.
1342 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
1344 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
1346 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
1349 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
1351 (negate_expr): Likewise.
1353 2005-11-27 Andreas Schwab <schwab@suse.de>
1355 * config/m68k/m68k.c: Reindent and fix whitespace, remove
1358 2005-11-27 Steven Bosscher <stevenb@suse.de>
1360 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
1361 has EH predecessor edges.
1363 2005-11-26 Eric Christopher <echristo@apple.com>
1365 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
1366 register stalls by zero extending to the full register.
1368 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
1370 * config/floatunsisf.c, config/floatunsidf.c,
1371 config/floatunsixf.c, config/floatunsitf.c: New files.
1372 * config/ia64/t-hpux: Add floatunsitf.c.
1373 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1374 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
1376 2005-11-26 Richard Henderson <rth@redhat.com>
1378 * c-lex.c (pragma_lex): Rename from c_lex.
1379 * c-pch.c: Update for pragma_lex rename.
1380 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
1381 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
1382 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
1383 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
1384 * doc/tm.texi: Likewise.
1386 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
1389 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
1390 when overflow is undefined.
1392 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
1394 * doc/md.texi (Insn Canonicalizations): Refer to the
1395 function commutative_operand_precedence for further rules.
1397 2005-11-25 Roger Sayle <roger@eyesopen.com>
1400 * expmed.c (choose_mult_variant): Return immediately when mult_cost
1401 is less than zero. Limit mult_cost to a reasonable upper bound for
1402 the synthetic multiplication sequence.
1404 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1407 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1408 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
1409 Lookup the explicit replacement functions for any unlocked
1410 stdio builtin transformations.
1412 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
1414 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
1416 * targhooks.c (default_secondary_reload): Don't require operand 2
1417 for an input reload to be earlyclobber.
1419 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1421 * fold-const.c (negate_mathfn_p): Fix comment and add support
1422 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
1425 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1428 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
1429 _Q_ulltoq for unsigned conversions from SImode and DImode to
1432 2005-11-25 Alan Modra <amodra@bigpond.net.au>
1434 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
1435 (__floatundidf, __floatundisf): Likewise.
1437 2005-11-25 David Edelsohn <edelsohn@gnu.org>
1439 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
1440 (rs6000_override_options): Remove initialization of
1441 rs6000_sr_alias_set.
1442 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
1443 (rs6000_emit_stack_tie): Same.
1444 (emit_frame_save): Same.
1445 (gen_frame_mem_offset): Same.
1446 (rs6000_emit_prologue): Same.
1447 (rs6000_emit_epilogue): Same.
1449 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1452 * fold-const.c (fold_build): Convert bool_var != 1 and
1453 bool_var == 0 to !bool_var.
1455 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1458 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
1459 for C being INTEGER_CST. Likewise for !=.
1461 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1464 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
1465 unsigned conversions from SImode to TFmode.
1467 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
1469 * expr.c (expand_expr_real_1): Fix error in last change.
1471 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1473 * caller-save.c: (this_insn_sets): Move into:
1474 (save_call_clobbered_regs).
1475 (mark_set_regs): Get this_insn_sets from data.
1477 (save_call_clobbered_regs): Take sets of the return value by
1478 sibcalls into account.
1480 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1483 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
1484 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
1485 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
1486 (memory_move_secondary_cost, init_reg_autoinc): Remove
1487 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
1488 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
1489 secondary_reload_class call.
1490 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
1492 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
1493 (push_secondary_reload): Use secondary_reload target hook.
1494 (secondary_reload_class, scratch_reload_class): New functions.
1495 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
1496 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
1497 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
1498 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
1499 (secondary_reload_class, scratch_reload_class): Declare.
1500 * reload1.c: Include target.h.
1501 (reload_adjust_reg_for_temp): New function.
1502 (reload_adjust_reg_for_icode): Likewise.
1503 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
1504 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
1506 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
1507 for inheritance. Support case when both secondary & tertiary reloads
1508 are for intermediate registers.
1509 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
1510 with secondary_reload_class call. Support case when both secondary
1511 & tertiary reloads are for intermediate registers.
1512 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
1513 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
1514 * target.h (secondary_reload_info): New struct / typedef.
1515 (struct gcc_target): New member secondary_reload.
1516 * targhooks.c Include reload.h, optabs.h and recog.h.
1517 (default_secondary_reload): New function.
1518 * targhooks.h (default_secondary_reload): Declare.
1519 * doc/tm.texi: Document secondary_reload target hook. Update
1520 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
1521 * doc/md.texi: Likewise.
1523 * sh-protos.h (sh_secondary_reload): Declare.
1524 * sh.c (TARGET_SECONDARY_RELOAD): Override.
1525 (sh_secondary_reload): New function.
1526 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
1527 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1528 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1529 (HAVE_SECONDARY_RELOADS): Define.
1530 * sh.md (reload_indf): Rename to:
1532 (reload_outdf): Rename to:
1533 (reload_outdf__RnFRm).
1534 (reload_insf): Rename to:
1536 (reload_insi): Rename to:
1537 (reload_insi__i_fpul).
1539 2005-11-24 Uros Bizjak <uros@kss-loka.si>
1541 * configure.ac: Require at least texinfo 4.4.
1542 * configure: Regenerate.
1544 * doc/install.texi (Tools/packages necessary for building GCC):
1545 Update required version of texinfo to at least 4.4.
1546 (Installing GCC: Building): Update required version of texinfo
1548 (Installing GCC: Final installation): Update required version
1549 of texi2dvi to at least 4.4.
1550 (Host/target specific installation notes for GCC): Update required
1551 version of texinfo to at least 4.4.
1553 2005-11-24 Richard Guenther <rguenther@suse.de>
1554 Dirk Mueller <dmueller@suse.de>
1557 * c-common.h (strict_aliasing_warning): Declare.
1558 * c-common.c (strict_aliasing_warning): New function,
1560 * c-typeck.c (build_c_cast): ... here.
1562 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1564 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1566 (swap_commutative_operands_with_target): New.
1568 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1570 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
1571 also when doing PRE, rather than only for global CPROP.
1573 2005-11-24 Ben Elliston <bje@au.ibm.com>
1575 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
1576 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
1578 (expand_twoval_unop): Likewise.
1579 (widen_clz): Likewise.
1580 (expand_parity): Likewise.
1581 (expand_unop): Likewise.
1582 (emit_cmp_and_jmp_insn_1): Likewise.
1583 (prepare_float_lib_cmp): Likewise.
1585 2005-11-24 Ben Elliston <bje@au.ibm.com>
1587 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
1588 Remove unused `class' variable.
1590 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
1593 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
1594 C/C++ diagnostic function warn_array_subscript_with_type_char.
1595 * c-common.h (warn_array_subscript_with_type_char): Declare.
1596 * c-common.c (warn_array_subscript_with_type_char): Define.
1598 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
1601 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
1602 compiling at the intersection of C and C++.
1604 2005-11-23 Mark Mitchell <mark@codesourcery.com>
1606 * doc/invoke.texi: For man pages, include gcc-vers.texi.
1607 List @file in the option summary. Include the libiberty
1608 documentation for @file.
1609 * gcc.c (main): Call expandargv.
1610 * Makefile.in (gcc-vers.texi): Define srcdir.
1612 2005-11-23 Diego Novillo <dnovillo@redhat.com>
1614 * passes.c (init_optimization_passes): Document
1615 sequencing of passes.
1617 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
1619 * config/m68k/predicates.md (pcrel_address, extend_operator,
1620 post_inc_operand, pre_dec_operand): Remove redundant
1622 (const_uint32_operand, const_sint32_operand): Use gcc_assert
1624 (valid_dbcc_comparison_p): Rewrite in the lisp style.
1626 2005-11-23 Ben Elliston <bje@au.ibm.com>
1628 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
1630 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
1632 Preparatory work for PR target/21623:
1633 * alpha.c (secondary_reload_class): Rename to:
1634 (alpha_secondary_reload_class).
1635 * alpha.h, alpha-protos.h: Likewise.
1636 * mn10300.c (secondary_reload_class): Rename to:
1637 (mn10300_secondary_reload_class).
1638 * mn10300.h, mn10300-protos.h: Likewise.
1639 * pa.c (secondary_reload_class): Rename to:
1640 (pa_secondary_reload_class).
1641 * pa.h, pa-protos.h: Likewise.
1642 * rs6000.c (secondary_reload_class): Rename to:
1643 rs6000_secondary_reload_class.
1644 * rs6000.h, rs6000-protos.h: Likewise.
1646 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
1649 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
1651 2005-11-22 Ian Lance Taylor <ian@airs.com>
1653 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
1655 (prepare_cmp_insn): Likewise.
1657 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
1660 * m68k.md (zero_extendsidi2): Force operands[1] to a register
1661 if both operands[0] and operands[1] are memory.
1663 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1666 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
1667 COMPARISON_CLASS_P and an integral types create create a new
1668 expression with the new type and fold that.
1670 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1673 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
1674 to SUBTARGET_OS_CPP_BUILTINS.
1676 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
1678 * arm.c (emit_set_insn): New function.
1679 (arm_split_constant): Call it.
1680 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
1681 (arm_legitimize_address): Likewise. Use plus_constant.
1682 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
1683 (thumb_expand_prologue): Likewise.
1684 (arm_gen_load_multiple): Use VOIDmode in SET.
1685 (arm_gen_store_multiple): Likewise.
1686 (vfp_emit_fstmx): Likewise. Use plus_constant.
1687 (emit_multi_reg_push): Likewise.
1688 (emit_sfm): Use plus_constant.
1690 2005-11-23 Alan Modra <amodra@bigpond.net.au>
1693 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
1696 2005-11-22 Alan Modra <amodra@bigpond.net.au>
1699 * expmed.c (store_bit_field): Don't attempt to insv a field
1700 larger than the reg.
1702 2005-11-22 Alan Modra <amodra@bigpond.net.au>
1705 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
1706 explicit sign extension, not a (char) cast.
1708 2005-11-22 Ben Elliston <bje@au.ibm.com>
1710 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
1711 GET_MODE_CLASS (x) == MODE_FLOAT.
1712 * config/i386/i386.c: Likewise.
1713 * config/rs6000/xcoff.h: Likewise.
1714 * config/rs6000/linux64.h: Likewise.
1715 * config/rs6000/rs6000.c: Likewise.
1716 * config/rs6000/rs6000.h: Likewise.
1717 * config/rs6000/predicates.md: Likewise.
1718 * config/rs6000/sysv4.h: Likewise.
1720 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1722 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
1725 * config/alpha/freebsd.h, config/alpha/linux.h,
1726 config/arm/linux-elf.h, config/bfin/bfin.h,
1727 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
1728 config/i386/beos-elf.h, config/i386/gnu.h,
1729 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
1730 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
1731 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
1732 config/rs6000/linux64.h, config/rs6000/sysv4.h,
1733 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
1734 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
1735 config/sparc/linux.h, config/sparc/linux64.h,
1736 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
1738 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
1739 are both defined when either flag -fpic or -fPIC are used.
1741 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
1743 * config/fp-bit.c (clzusi): New function.
1744 (si_to_float, usi_to_float): Use it to compute proper shift.
1745 (usi_to_float): Preserve guard bits when shifting right.
1746 * libgcc-std.ver (GCC_4.2.0): New version.
1747 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
1748 __floatundisf): New functions.
1749 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
1750 __floatundisf): Declare.
1751 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
1752 _floatundixf, and _floatunditf.
1753 * optabs.c (expand_float): If target does not define a pattern for
1754 signed or unsigned conversion, use an unsigned libcall instead of
1756 (init_optabs): Initialize ufloat_optab.
1758 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
1760 * config/rs6000/rs6000.opt (mmulhw): New option.
1761 * doc/invoke.texi (-mmulhw): Document.
1762 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
1764 * config/rs6000/rs6000.md: Add half-word multiply and
1765 multiply-accumulate instructions for 405 and 440.
1767 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
1769 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
1770 which matches behavior of gcc 4.0 and older for RTEMS targets. The
1771 default now includes a linker group which makes the RTEMS one nest.
1773 2005-11-22 Ben Elliston <bje@au.ibm.com>
1775 * cse.c (fold_rtx): Typo fix.
1776 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
1778 2005-11-21 Richard Henderson <rth@redhat.com>
1780 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
1781 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
1783 * c-tree.h (lookup_name): Move declaration ...
1784 * c-common.h (lookup_name): ... here.
1785 * config/darwin-c.c: Include c-common.h.
1786 * config/t-darwin: Update dependencies.
1788 2005-11-22 Ben Elliston <bje@au.ibm.com>
1790 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
1791 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
1792 * genopinit.c (gen_insn): Likewise.
1793 * reload.c (find_equiv_reg): Likewise.
1794 * loop.c (load_mems): Likewise.
1795 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
1796 * cse.c (find_comparison_args, fold_rtx): Likewise.
1797 * dwarf2out.c (add_const_value_attribute): Likewise.
1798 * expr.c (convert_move): Likewise.
1799 * recog.c (general_operand, register_operand): Likewise.
1800 * reg-stack.c (replace_reg): Likewise.
1801 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
1802 * c-common.c (handle_vector_size_attribute): Likewise.
1803 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
1804 (simplify_binary_operation_1): Likewise.
1805 (simplify_const_binary_operation): Likewise.
1806 (simplify_relational_operation): Likewise.
1807 (simplify_const_relational_operation): Likewise.
1808 (simplify_immed_subreg): Likewise.
1809 * emit-rtl.c (gen_lowpart_common): Likewise.
1810 * expmed.c (expand_mult): Likewise.
1811 * stor-layout.c (layout_type): Likewise.
1813 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
1816 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
1817 cst2 only for SPE vectors.
1819 2005-11-21 David Edelsohn <edelsohn@gnu.org>
1822 * config/rs6000/predicates.md (vrsave_operation): Check
1823 UNSPEC_VOLATILE value.
1825 2005-11-21 Jan Hubicka <jh@suse.cz>
1827 PR tree-optimization/24653
1828 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
1830 2005-11-21 Uros Bizjak <uros@kss-loka.si>
1832 * config/i386/predicates.md (ax_reg_operand): New predicate.
1833 (memory_displacement_only_operand): New predicate.
1834 * config/i386/i386.md ("modrm" attribute): Return 0 if one
1835 operand is AX register and the other operand is memory operand
1836 with displacement only.
1838 2005-11-21 Uros Bizjak <uros@kss-loka.si>
1840 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
1841 if we don't care about NaNs or Infinities.
1843 2005-11-20 Ian Lance Taylor <ian@airs.com>
1845 PR rtl-optimization/24883
1846 * combine.c (combinable_i3pat): When checking whether the
1847 destination of i3 is used in i3, consider paradoxical subregs.
1849 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
1852 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
1854 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
1856 * combine.c (try_combine): Do not run subst on i1src and i2src in
1857 the case of generating a PARALLEL for a comparison.
1859 2005-11-20 Richard Henderson <rth@redhat.com>
1862 * tree-sra.c (struct sra_elt): Add all_no_warning.
1863 (struct sra_walk_fns) <use>: Add use_all argument.
1864 (sra_walk_expr): Pass it.
1865 (sra_walk_modify_expr): Likewise.
1866 (scalarize_ldst): Likewise.
1867 (scan_use): Update for new argument.
1868 (mark_no_warning): New.
1869 (scalarize_use): Use it.
1871 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
1873 * expr.c (expand_expr_real): Use usmul_optab for widening
1874 signed * unsigned multiplies.
1875 * genopinit.c (optabs): Add usmul_widen_optab.
1876 * optabs.c (init_optabs): Likewise.
1877 * optabs.h (enum optab_index): Add OTI_usmul_widen.
1878 (usmul_widen_optab): Define.
1879 * config/bfin/bfin.md (usmulhisi3): New pattern.
1881 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
1883 2005-11-20 Graham Stott <btinternet.com>
1885 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
1887 2005-11-20 Andreas Schwab <schwab@suse.de>
1890 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
1893 2005-11-19 Richard Henderson <rth@redhat.com>
1896 * tree-gimple.c (is_gimple_id): Export.
1897 * tree-gimple.h (is_gimple_id): Declare.
1898 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
1899 (get_default_value): Use it.
1900 (maybe_fold_stmt_indirect): Likewise.
1902 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
1904 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
1905 than VR1 or vice-versa.
1907 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
1911 * reload.c (find_reloads_address_1): Mention dependency on
1913 * reload1.c (gen_reload): For IN with an unary operation, try
1914 moving inner expression to OUT if trivial SET is not valid.
1915 Confirm that the result is valid. Move common code block into...
1916 (emit_insn_if_valid_for_reload): New function.
1918 2005-11-19 Richard Guenther <rguenther@suse.de>
1920 * fold-const.c (fold_indirect_ref_1): Make sure we fold
1921 ARRAY_REFs of constant strings.
1923 2005-11-19 Jakub Jelinek <jakub@redhat.com>
1925 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
1926 fatal format string.
1928 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
1930 * combine.c (make_compound_operation): Swap operands of
1931 commutative operation if necessary before returning.
1933 2005-11-19 Richard Guenther <rguenther@suse.de>
1936 * fold-const.c (fold_plusminus_mult_expr): New function.
1937 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
1938 cases, remove now unnecessary code.
1940 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
1942 * gensupport.c (old_preds): Rename to std_preds, add special field.
1943 (struct old_pred_table): Rename to struct std_pred_table, add special
1945 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
1946 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
1947 (init_predicate_table): Adjust, and set along the way whether a
1948 predicate is special.
1950 2005-11-18 Mark Mitchell <mark@codesourcery.com>
1952 * BASE-VER: Change to 4.2.0.
1954 2005-11-18 James E Wilson <wilson@specifix.com>
1956 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
1959 2005-11-18 Mike Stump <mrs@apple.com>
1961 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
1962 * config/darwin-c.c (darwin_pragma_unused): Likewise.
1963 * c-decl.c (lookup_name_two) Remove.
1964 * c-tree.h (lookup_name_two): Remove.
1965 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
1966 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
1967 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
1968 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
1970 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
1973 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
1974 when not generating code to use that co-processor.
1976 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
1978 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
1979 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
1980 these functions are now in tree-phinodes.c.
1982 2005-11-18 Jie Zhang <jie.zhang@analog.com>
1984 * config/bfin/bfin.md (trap): New pattern.
1986 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1988 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
1991 * expr.c (expand_expr_real): Don't call record_block_change unless
1992 ib_boundaries_block is non-null
1994 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
1996 * fold-const.c (build_range_check): Use proper type for subtraction
1997 when merging lower bound.
1999 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2001 PR rtl-optimization/24497
2002 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
2005 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2007 * tree-scalar-evolution.c (expression_expensive_p): New function.
2008 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
2010 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
2012 * config/bfin/crtlibid.s: New file.
2014 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2017 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
2018 when not using sjlj exceptions.
2019 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
2020 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2021 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
2022 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
2023 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
2024 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
2025 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
2026 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
2027 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
2028 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
2029 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
2030 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
2031 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
2033 * config/pa/hpux-unwind.h: New file.
2035 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
2037 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
2038 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
2039 * varasm.c (do_assemble_alias): Adjust call.
2040 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
2042 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
2044 2005-11-17 James E Wilson <wilson@specifix.com>
2046 * tree.def (FUNCTION_DECL): Correct typo in comment.
2048 2005-11-17 Richard Henderson <rth@redhat.com>
2050 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
2051 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
2052 and DW_CFA_def_cfa_sf.
2053 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
2054 (dbx_reg_number): Don't assert particular registers here.
2055 (based_loc_descr): ... do it here instead. Fold in ...
2056 (eliminate_reg_to_offset): ... this function.
2057 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
2058 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
2059 * unwind-dw2.c (execute_cfa_program): Apply data align factor
2060 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
2061 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
2062 (instantiate_virtual_regs): Likewise.
2063 * var-tracking.c (adjust_stack_reference): Likewise.
2064 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2066 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
2068 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
2069 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
2070 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
2072 ($(T)crtlibid.o): New rule.
2074 2005-11-16 Richard Guenther <rguenther@suse.de>
2077 * fold-const.c (extract_array_ref): Return byte offset
2079 (fold_binary): Fold &x[a] CMP &x[b] to
2080 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
2083 2005-11-16 Richard Henderson <rth@redhat.com>
2086 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
2087 parts of an SSA_NAME.
2089 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
2092 * arm.md (split for movsf with immediate): Restrict split to insns
2093 that set a general register.
2095 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2097 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
2099 * unwind-dw2.c (uw_advance_context): Likewise.
2100 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
2101 _Unwind_SjLj_Unregister.
2102 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
2104 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2106 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
2108 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2110 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
2111 langhook to get a DImode integer type.
2113 2005-11-16 Richard Henderson <rth@redhat.com>
2114 J"orn Rennecke <joern.rennecke@st.com>
2115 Ulrich Weigand <uweigand@de.ibm.com>
2119 * reload1.c (reg_equiv_invariant): New.
2120 (reload): Allocate, initialize, and free it.
2121 (calculate_needs_all_insns): Check it when skipping equivalence
2123 (alter_reg): Likewise.
2124 (eliminate_regs_1): Rename from eliminate_regs. Add new
2125 may_use_invariant argument; only use reg_equiv_invariant when true.
2126 (eliminate_regs): New.
2127 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
2128 a context for which may_use_invariant may be true.
2130 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2132 * fold-const.c (const_binop): Don't constant fold the operation
2133 if the result has overflowed and flag_trapping_math.
2134 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2136 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2138 * config/arm/unwind-arm.c (abort): Add prototype here.
2139 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
2140 (struct phase1_vrs): Add prev_sp.
2141 (unwind_phase2_forced): Save the original core registers instead of
2142 modifying entry_vrs. Take a new flag argument for resuming unwinding
2143 and set action flags accordingly. Always set _US_END_OF_STACK when
2144 get_eit_entry fails. Unwind before calling the stop function.
2145 (_Unwind_GetCFA): New function.
2146 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
2147 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
2148 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
2149 just call unwind_phase2_forced.
2150 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
2151 * config/arm/unwind-arm.h (abort): Remove prototype.
2152 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
2154 (_Unwind_GetCFA): New prototype.
2155 * config/arm/pr-support.c (abort): Add prototype here.
2156 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
2158 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
2159 not schedule the prologue with non-call exceptions and EABI.
2161 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
2163 * config/arm/unwind-arm.h: Reorder interface function declarations.
2164 (_URC_END_OF_STACK): New enumeration value.
2165 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
2166 (struct _Unwind_Control_Block): Document reserved field use.
2167 (_Unwind_Stop_Fn): New typedef.
2168 (_Unwind_ForcedUnwind): Declare.
2169 (_Unwind_Resume_or_Rethrow): Declare.
2170 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
2172 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
2173 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
2174 (UCB_FORCED_STOP_ARG): New.
2175 (search_EIT_table): Update boundary condition checks.
2176 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
2177 (unwind_phase2): Replace for with do..while.
2178 (unwind_phase2_forced): New.
2179 (__gnu_Unwind_RaiseException): Replace for with do..while.
2180 (__gnu_Unwind_ForcedUnwind): New.
2181 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
2182 Use appropriate phase2 unwinder.
2183 (__gnu_Unwind_Resume_or_Rethrow): New.
2184 (__gnu_unwind_pr_common): Cope with forced unwinding.
2186 2005-11-16 David Edelsohn <edelsohn@gnu.org>
2189 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
2191 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
2192 roundsf2): Remove "s" from mnemonic.
2194 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
2196 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
2198 * config/bfin/crtn.s: Change epilogues to match.
2199 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
2200 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
2201 __PIC__ and __pic__.
2203 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2206 * doc/invoke.texi: Distinguish between free and fixed form instead of
2207 Fortran and Fortran 90/95. Remove ratfor from the list of supported
2209 * gcc.c (default_compilers): Remove double entries, add entries for
2210 suffixes '.F90' and '.F95'.
2212 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2214 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
2215 in the stack probing loop.
2217 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2219 * configure.ac: Use .machine power5 not power5x.
2220 * configure: Regenerate.
2222 2005-11-15 Mike Stump <mrs@apple.com>
2224 * c-decl.c (lookup_name_two): Add.
2225 * c-tree.h (lookup_name_two): Likewise.
2226 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
2227 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2229 2005-11-16 Alan Modra <amodra@bigpond.net.au>
2231 PR rtl-optimization/23392
2232 * regrename.c (enum scan_actions) Add mark_access.
2233 (scan_actions_name): Ditto.
2234 (scan_rtx_reg): Handle mark_access.
2235 (scan_rtx_address): Do nothing for mark_access.
2236 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
2237 and regs in REG_INC notes before closing chains for dead regs.
2238 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
2239 opening chains for new writes.
2241 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2243 * c.opt (ffixed-line-length-none): New.
2245 2005-11-15 Steve Ellcey <sje@cup.hp.com>
2247 * mklibgcc.in: Change contents of eh_dummy.c.
2249 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2251 * loop.c (scan_loop): Do not insert temporaries for hard registers.
2253 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2255 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
2257 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
2259 2005-11-15 Jan Hubicka <jh@suse.cz>
2261 * invoke.texi (large-unit-insns): Document.
2262 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
2263 * params.def (large-unit-insns): New param.
2265 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
2268 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
2269 special register for operand 3. Reindent constraints to align
2272 2005-11-14 David Edelsohn <edelsohn@gnu.org>
2274 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
2275 -mpopcntb, -mfprnd. Add -mcpu=power5+.
2276 * configure.ac: Add test for FP rounding instructions.
2277 * configure: Regenerate.
2278 * config.in: Regenerate.
2279 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2280 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
2282 * config/rs6000/rs6000.opt (mfprnd): New.
2283 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
2284 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
2285 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
2286 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
2287 (TARGET_FPRND): New.
2288 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
2290 (btrunc<mode>2): New.
2292 (floor<mode>2): New.
2293 (round<mode>2): New.
2295 2005-11-14 Geoffrey Keating <geoffk@apple.com>
2297 * gcc.c (version_compare_spec_function): Use fatal() rather than
2300 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
2301 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
2302 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
2304 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
2307 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
2308 on -mmacosx-version-min setting.
2310 2005-11-14 Diego Novillo <dnovillo@redhat.com>
2313 * tree-vrp.c (infer_value_range): Return false if STMT is a
2314 block terminator and its basic block has no successors.
2316 2005-11-14 Mike Stump <mrs@apple.com>
2318 * config/i386/i386.c (override_options): -masm=intel isn't
2319 supported on darwin.
2320 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2322 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
2324 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
2325 vfork after including auto-host.h.
2327 2005-11-15 Alan Modra <amodra@bigpond.net.au>
2329 PR rtl-optimization/22002
2330 * combine.c (distribute_notes): Detect cases where a reg dies
2331 two or more times in a bb, including on the insn we are combining,
2332 and place the death note on the correct range.
2334 2005-11-14 Dale Johannesen <dalej@apple.com>
2336 * expmed.c (store_bit_field): Add offset unconditionally for
2338 (extract_bit_field): Don't force extzv or extv operand into
2339 a register if field is too big.
2341 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2343 * config/arm/arm.c (pic_labelno): New.
2344 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
2345 LABEL_REF. Pass only the labelno to PIC insns.
2346 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2347 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
2348 * arm.md (UNSPEC_PIC_LABEL): New constant.
2349 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2350 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
2351 Use the correct label prefix.
2353 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2355 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
2358 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
2360 * loop-invariant.c: Include tm_p.h.
2361 * Makefile.in: Updated.
2363 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2365 * pa.c (store_reg): Revise generation of frame notes in large frames.
2366 (set_reg_plus_d): Likewise.
2368 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
2370 PR tree-optimization/24709
2371 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
2374 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2376 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
2377 and duplicate declaration of pthread_self.
2379 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
2380 Ian Lance Taylor <ian@airs.com>
2383 * calls.c (expand_call): If TARGET is a MEM and some part of the
2384 argument area has been saved, force TARGET to a register.
2386 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
2388 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
2391 2005-11-13 Jason Merrill <jason@redhat.com>
2394 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
2395 lazily declared methods.
2396 (force_decl_die): Stop if forcing out the context already make a
2398 (force_type_die): Likewise.
2400 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
2403 * builtins.c (integer_valued_real_p): Add break in
2404 REAL_CST having TREE_OVERFLOW set.
2406 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
2408 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
2409 addressing modes during calculation of costs.
2411 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
2413 * function.c (assign_stack_local_1): Restrict sanity check
2414 on frame size overflow to 32-bit and above platforms.
2416 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2418 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2419 * config/cris/cris.c: Include reload.h.
2420 (cris_initial_elimination_offset): New function.
2421 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
2424 2005-11-12 Richard Guenther <rguenther@suse.de>
2426 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
2428 2005-11-12 Jan Hubicka <jh@suse.cz>
2430 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
2431 to compare against 0 when possible.
2433 2005-11-12 Jie Zhang <jie.zhang@analog.com>
2435 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
2436 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
2437 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
2438 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
2441 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2443 * recog.c (constrain_operands) <case 'g'>: For a match, require
2444 that a non-register matches general_operand when strict >= 0.
2446 2005-11-11 Steven Bosscher <stevenb@suse.de>
2448 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
2451 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2453 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
2454 (memory_address_same): New.
2455 (dse_optimize_stmt): Call memory_address_same.
2457 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2460 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
2461 ZERO_EXTEND>: New cases.
2463 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2465 * longlong.h (__clz_tab): Always provide.
2467 2005-11-11 Steven Bosscher <stevenb@suse.de>
2470 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
2472 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
2473 before check_maybe_invariant.
2474 (move_invariant_reg): Use gen_move_insn instead of replacing
2475 SET_DEST with the temporary for the invariant.
2476 (move_loop_invariants): If checking is enabled, do internal
2477 consistency checks after completing the pass.
2479 2005-11-11 David Edelsohn <edelsohn@gnu.org>
2482 * common.opt (Wvolatile-register-var): New.
2483 * varasm.c (make_decl_rtl): Only emit warning when option
2484 specified. Clarify warning message.
2485 * doc/invoke.texi (Wvolatile-register-var): Document new option.
2487 * doc/md.texi (copysign): Document standard named pattern.
2489 2005-11-11 Jie Zhang <jie.zhang@analog.com>
2491 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
2492 bytes when align is 2.
2493 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
2494 by the first instruction of the loop.
2496 2005-11-11 Jason Merrill <jason@redhat.com>
2499 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
2502 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
2504 PR rtl-optimization/22509
2505 * local-alloc.c (memref_used_between_p): Check whether a function call
2506 could not reference the memref.
2508 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
2510 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
2511 algorithm so as to choose the best, not the worst, alternative.
2512 Reset accumulated register class before processing next alternative.
2514 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
2517 * calls.c (expand_call): Copy a return value to a plain register
2520 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
2523 * varasm.c (assemble_name): Recompute name only for transparent
2526 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
2528 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
2530 2005-11-04 Jeff Law <law@redhat.com>
2533 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
2534 perform reassociation if the parent statement will not die as
2535 a result of the optimization.
2537 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
2539 * tree-ssa-alias.c (compute_may_aliases): Remove call to
2540 delete_old_heap_vars.
2541 * tree-dfa.c (referenced_var_remove): Remove function.
2542 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
2543 (delete_tree_ssa): Remove call to delete_old_heapvars.
2544 Add call to delete_alias_heapvars.
2545 * tree-flow.h (referenced_var_remove): Remove prototype
2546 (init_alias_heapvars): New prototype.
2547 (delete_alias_heapvars): Ditto.
2548 * Makefile.in (tree-ssa-structalias.o): Add
2549 gt-tree-ssa-structalias.o
2550 (GTFILES): Add tree-ssa-structalias.h and
2551 tree-ssa-structalias.c.
2552 (s-gtype): Add gt-tree-ssa-structalias.h.
2553 * tree-ssa-structalias.c (heapvars): Remove.
2554 (oldheapvars): Remove.
2555 (heapvar_for_stmt): New variable.
2556 (heapvar_lookup): New function.
2557 (heapvar_insert): Ditto.
2558 (get_constraint_for): See if we have an old heapvar
2560 (init_alias_heapvars): New function.
2561 (delete_alias_heapvars): Ditto.
2562 Add include of gt-tree-ssa-structalias.h.
2564 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2567 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
2569 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
2571 * tree.c (int_fits_type_p): Only look at the base type
2572 if it has the same precision as the original type.
2574 2005-11-10 Jakub Jelinek <jakub@redhat.com>
2577 * varasm.c (assemble_alias): Use %q+D in the error
2578 message instead of %J and %qD.
2580 2005-11-10 Richard Guenther <rguenther@suse.de>
2582 * gcse.c (free_ldst_entry): Only free hashtable if
2585 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2587 * function.c (assign_stack_local_1): Issue an error message if
2588 the frame size overflows in the signed target arithmetics.
2590 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2592 * tree.c (build_qualified_type): Chain the new type to the original
2593 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
2594 a POINTER_TYPE or a REFERENCE_TYPE respectively.
2595 (build_pointer_type_for_mode): Only return unqualified types.
2596 (build_reference_type_for_mode): Likewise.
2598 2005-11-09 Jakub Jelinek <jakub@redhat.com>
2600 * Makefile.in (gnucompare): Do comparison of all files using one of
2601 the chosen methods and only afterwards decide if just warning should
2602 be issued or comparison failure raised.
2604 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2606 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
2607 (noce_try_abs): Negate if the comparison is reversed.
2608 Look only one instruction backwards for a REG_EQUAL note.
2610 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
2613 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
2614 gthr-tpf.h: Define __gthrw. For all identifiers that might
2615 be weak, introduce weakrefs or non-weak aliases with __gthrw,
2616 and prefix all uses with __ghtrw.
2618 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
2621 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
2622 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
2623 * c-common.c (handle_weakref_attribute): New.
2624 (c_common_attribute_table): Add weakref.
2625 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
2627 * configure, config.in: Rebuilt.
2628 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
2629 * doc/extend.texi: Document weakref attribute.
2630 * varasm.c (ultimate_transparent_alias_target): New
2631 (assemble_name): Use it.
2632 (weak_finish_1): Split out of...
2633 (weak_finish): ... and deal with weakrefs in...
2634 (weakref_targets): ... new list.
2635 (globalize_decl): Clean up weakref_targets.
2636 (do_assemble_alias): Handle weakrefs.
2637 (finish_aliases_1): Do not reject weakrefs to external symbols.
2638 (assemble_alias): Handle weakrefs.
2640 2005-11-09 Richard Guenther <rguenther@suse.de>
2642 PR tree-optimization/24716
2643 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
2644 t_bool to track results from follow_ssa_edge.
2646 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2648 * final.c (force_source_line): New global variable.
2649 (final_scan_insn): Set it to true instead of clearing last_filename.
2650 (notice_source_line): Return true if force_source_line is true,
2651 unless source info is absent.
2653 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
2656 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
2657 a linkage name for a variable if it a register variable.
2658 * c-decl.c (grokdeclarator): Global register variables
2659 should be set as PUBLIC.
2661 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2664 * config/s390/s390.c (struct s390_frame_layout): New fields
2665 first_save_gpr_slot and last_save_gpr_slot.
2666 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
2667 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
2668 first_save_gpr and last_save_gpr with the _slot variants.
2669 (s390_register_info): Calculate first_save_gpr_slot and
2670 last_save_gpr_slot using regs_ever_live.
2672 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2675 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
2676 for a function containing a landing pad.
2678 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2681 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
2684 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
2686 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
2687 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
2689 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
2692 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
2694 (call,load,store): New insn types.
2695 (mem_access, branch_access): Adjust reservation conditions.
2696 (define_delay): Adjust condition.
2697 (decrement_and_branch_until_zero): Allow for ms2. Set branch
2699 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
2700 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
2702 (call_internal, call_value_internal, return_internal,
2703 return_interrupt_internal, eh_return_internal, indirect_jump,
2704 tablejump): Set call insn type.
2705 (blockage, ei, di): Use appropriate unspec const.
2706 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
2707 (ms1_get_attr_type): Adjust to give load & store types.
2708 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
2709 backwards past a barrier.
2710 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
2712 (struct branch_info, struct label_info): New.
2714 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
2715 (ms1_machine_reorg): New.
2716 (TARGET_MACHINE_DEPENDENT_REORG): Override.
2717 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
2718 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
2719 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
2722 2005-11-09 Per Bothner <per@bothner.com>
2723 Uros Bizjak <uros@kss-loka.si>
2726 * toplev.c (process_options): Initialize debug_hooks early
2727 in case lang_hooks.post_options ends up calling a debug_hook.
2729 2005-11-08 Jakub Jelinek <jakub@redhat.com>
2731 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
2732 DBX_REGISTER_NUMBER being contiguous.
2734 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
2735 Diego Novillo <dnovillo@redhat.com>
2738 * tree-vrp.c (register_edge_assert_for): Do not register
2739 always-false predicates.
2741 2005-11-08 Devang Patel <dpatel@apple.com>
2743 PR tree-optimization/23115
2744 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
2747 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
2749 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
2752 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
2754 Fix PR tree-optimization/23382
2756 * tree-ssa-alias.c (compute_may_aliases): Call
2757 delete_old_heap_vars.
2758 * tree-dfa.c (referenced_var_remove): New function.
2759 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
2760 * tree-flow.h (referenced_var_remove): Add prototype.
2761 (delete_old_heap_vars): Ditto.
2762 * tree-ssa-structalias.c (heapvars): New variable.
2763 (oldheapvars): Ditto.
2764 (get_constraint_for): Put heap vars on heapvars list.
2765 (delete_old_heap_vars): New function.
2767 2005-11-08 Jason Merrill <jason@redhat.com>
2769 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
2771 2005-11-08 Uros Bizjak <uros@kss-loka.si>
2774 * reg-stack.c (reg_to_stack): Update register liveness also
2775 for flag_sched2_use_traces.
2777 2005-11-08 Alan Modra <amodra@bigpond.net.au>
2780 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
2781 override prior explicit -mno-powerpc-gfxopt.
2783 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
2785 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
2786 if the bitsize is zero.
2787 * doc/md.texi (Standard Pattern Names): Document it.
2789 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
2790 (TARGET_PASS_BY_REFERENCE): Likewise.
2792 2005-11-07 Ian Lance Taylor <ian@airs.com>
2794 PR rtl-optimization/24683
2795 * config/i386/i386.c (legitimize_pic_address): If constant operand
2796 to PLUS is too large, put it in a register.
2798 2005-11-07 Jie Zhang <jie.zhang@analog.com>
2800 * configure.ac: Enable checking assembler dwarf2 support for bfin
2802 * configure: Regenerate.
2804 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
2808 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
2809 gen_easy_vector_constant_add_self): Delete.
2810 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
2812 (output_vec_const_move): Use gen_easy_altivec_constant.
2813 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
2814 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
2815 (easy_vector_constant_add_self): Rewritten.
2816 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
2817 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
2818 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
2819 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
2820 Macroize and adjust for the other changes.
2822 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
2826 * c-typeck.c (build_c_cast): Try using a shared constant, and see
2827 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
2829 2005-11-07 Jakub Jelinek <jakub@redhat.com>
2831 PR rtl-optimization/23567
2832 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
2833 (noce_process_if_block): Don't do any optimizations except
2834 if (cond) x = x; if !set_b and write into orig_x may trap
2835 or fault. Remove the MEM_READONLY_P check.
2837 2005-11-06 Diego Novillo <dnovillo@redhat.com>
2840 * tree-vrp.c (fix_equivalence_set): New.
2841 (extract_range_from_assert): Call it.
2843 2005-11-05 Ian Lance Taylor <ian@airs.com>
2846 * combine.c (apply_distributive_law): Don't distribute across a
2849 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
2851 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
2852 config/ms1/ms1.h, config/rs6000/predicates.md,
2853 config/s390/s390.c, params.def, postreload-gcse.c,
2854 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
2855 tree-vrp.c, tree.c: Fix comment typos.
2856 * doc/invoke.texi: Fix typos.
2858 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
2860 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
2861 for testing whether the data_dependence_relation contains distance
2862 vectors. Iterate over all distance vectors of the ddr.
2863 * lambda.h: Define a vec of lambda_vector pointers.
2864 * tree-data-ref.c (dump_data_dependence_relation,
2865 dump_data_dependence_direction): Iterate over all distance and
2866 direction vectors of the ddr.
2867 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
2869 (build_classic_dist_vector, build_classic_dir_vector): Push a set
2870 of distance/direction vectors instead of a single one.
2871 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
2872 lambda_vectors with a vec of lambda_vectors.
2873 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
2874 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
2875 DDR_NUM_DIST_VECTS): New.
2876 * tree-loop-linear.c (gather_interchange_stats): Test for the
2877 existence of distance vectors only after having checked that there
2878 is a dependence. Iterate over all distance vectors of the ddr.
2879 (linear_transform_loops): Use dump_data_dependence_relation.
2880 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
2881 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
2882 distance vectors of the ddr.
2884 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
2886 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
2887 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
2888 IS_INTHANDLER; all callers changed.
2889 (n_regs_saved_by_prologue): Take interrupt handler attributes into
2891 (do_link, do_unlink): New argument ALL; all callers changed.
2892 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
2893 If function isn't leaf, save and restore all registers.
2894 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
2897 2005-11-05 Jan Hubicka <jh@suse.cz>
2899 PR rtl-optimization/23490
2900 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
2901 max-flow-memory-location): Document.
2902 * flow.c: Include params.h
2903 (MAX_MEM_SET_LIST_LEN): Kill.
2904 (add_to_mem_set_list): Use new param.
2905 * cse.c (cse_basic_block): Replace 1000 by new param.
2906 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
2907 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
2908 * predict.c (predict_loops): Use new param.
2909 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
2911 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
2912 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
2913 Do not hold memory returned by cgraph_node_name across other call.
2915 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
2918 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
2921 2005-11-04 Jeff Law <law@redhat.com>
2924 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
2925 * tree-ssa-dom.c: Include params.h.
2926 (thread_across_edge): If there are too many statements in the
2927 target block, then do not thread through it.
2928 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
2929 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
2931 2005-11-03 Diego Novillo <dnovillo@redhat.com>
2934 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
2935 TODO_update_ssa instead of TODO_update_ssa_no_phi.
2937 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
2940 * tree-scalar-evolution.c (instantiate_parameters_1,
2941 instantiate_parameters, resolve_mixers): Compute the size of an
2942 expression to be instantiated and give up the instantiation if the
2943 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2945 2005-11-04 Richard Guenther <rguenther@suse.de>
2947 * tree-flow.h (ref_contains_indirect_ref): Rename to
2948 array_ref_contains_indirect_ref.
2949 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
2950 (array_ref_contains_indirect_ref): Make comment match the code
2952 (ref_contains_array_ref): Likewise.
2953 * tree-ssa-structalias.c (find_func_aliases): Remove call to
2954 ref_contains_indirect_ref.
2955 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2956 Rename calls to ref_contains_indirect_ref.
2958 2005-11-04 Paul Brook <paul@codesourcery.com>
2960 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
2961 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
2962 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2963 * config/arm/arm.md: Use match_operand in peephole input templates
2964 and match_dup in peephole output templates.
2966 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
2968 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
2971 2005-11-04 Mark Mitchell <mark@codesourcery.com>
2972 Daniel Jacobowitz <dan@codesourcery.com>
2974 * longlong.h (add_ssaaaa): Clobber condition code register
2976 (sub_ddmmss): Likewise.
2977 (umul_ppmm): Likewise.
2979 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
2980 Paul Brook <paul@codesourcery.com>
2981 Phil Blundell <pb@reciva.com>
2983 * configure.ac: Add test for ARM TLS support.
2984 * configure: Regenerated.
2985 * config/arm/arm-protos.h (legitimize_tls_address)
2986 (arm_tls_referenced_p, tls_mentioned_p)
2987 (arm_output_addr_const_extra): New prototypes.
2988 (thumb_legitimize_pic_address): Delete.
2989 * config/arm/arm.c: Include "gt-arm.h".
2990 (enum tls_reloc): New.
2991 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
2992 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
2993 (arm_call_tls_get_addr, legitimize_tls_address)
2994 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
2995 (arm_init_tls_builtins, arm_emit_tls_decoration)
2996 (arm_output_addr_const_extra): New functions.
2997 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
2998 (TARGET_HAVE_TLS): Define.
2999 (target_thread_pointer): New.
3000 (arm_override_options): Handle -mtp=.
3001 (legitimize_pic_address): Ignore UNSPECs.
3002 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
3004 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
3005 (tls_get_addr_libfunc): New variable.
3006 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
3007 (arm_init_builtins): Call arm_init_tls_builtins.
3008 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
3009 (arm_encode_section_info): Call default_encode_section_info.
3010 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
3011 (enum arm_tp_type): New.
3012 (target_thread_pointer): Add declaration.
3013 (LEGITIMATE_CONSTANT_P): Handle TLS.
3014 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
3015 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
3016 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
3017 * config/arm/arm.md: Add UNSPEC_TLS.
3018 (movsi): Handle TLS.
3019 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
3021 (tls_load_dot_plus_eight): New insn and a peephole to create it.
3022 (load_tp_hard, load_tp_soft): New insns.
3023 * arm.opt: Add -mtp=.
3024 * doc/invoke.texi (ARM Options): Document -mtp.
3026 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3028 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
3029 * config/arm/libunwind.S: Include "lib1funcs.asm".
3030 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
3031 (LIB2ADDEH): Add libunwind.S.
3032 (LIB2ADDEHDEP): Add lib1funcs.asm.
3033 * mklibgcc.in: Handle asm files in libgcc_eh.a.
3035 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3038 * gcc/c.opt: Add a -lang-fortran option.
3039 * gcc/c-opts.c: Add a lang_fortran flag.
3040 (c_common_init_options): Handling the -lang-fortran option.
3041 (c_common_handle_option): Add a case for Fortran options in
3042 preprocessing. Remove cases for -ffixed-form and
3043 -ffixed-line-length. Add a case for -lang-fortran.
3045 2005-11-03 David Edelsohn <edelsohn@gnu.org>
3047 * config/rs6000/rs6000.c: Include params.h
3048 (optimization_options): Set max-grow-copy-bb-insns default to 16.
3049 (bdesc_2arg): Delete vpkuhss and vpkuwss.
3050 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
3051 (UNSPEC_VPKUWSS): Delete.
3052 (altivec_vpkuhss): Delete.
3053 (altivec_vpkuwss): Delete.
3054 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
3056 (neg_eq0<mode>): Remove final condition.
3057 (neg_eq<mode>): Remove condition and split-condition.
3059 2005-11-04 Alan Modra <amodra@bigpond.net.au>
3061 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
3062 Use associated print macros.
3064 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3067 * diagnostic.c (diagnostic_set_info_translated): New function.
3068 (diagnostic_set_info): Use it. Add comment.
3069 * diagnostic.h (diagnostic_set_info_translated): Declare.
3071 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
3073 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
3074 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
3075 reference only if 'public' is true.
3076 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
3077 emit the .hidden directive only if the indirect reference is public.
3078 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
3079 Pass it to dw2_force_const_mem.
3080 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
3081 * dwarf2out.c (output_cfi): Adjust calls to above function.
3082 (output_call_frame_info): Likewise.
3083 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
3084 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
3086 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
3088 PR tree-optimization/24483
3089 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
3090 field to elts if possible.
3092 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3095 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
3098 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
3100 Fix PR tree-optimization/24351
3102 * tree-ssa-structalias.c (struct variable_info): Add
3104 (get_varinfo_fc): New function to follow collapsing.
3105 (new_var_info): Set collapsed_to to NULL.
3106 (dump_constraint): Follow collapsing.
3107 (build_constraint_graph): Handle collapsing.
3108 (do_simple_structure_copy): Return false if something bad
3110 (collapse_rest_of_var): New function.
3111 (do_structure_copy): Collapse if do_simple_structure_copy returns
3114 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3117 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
3118 expressions to a statement list instead of gimplifying them.
3120 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3122 PR rtl-optimization/23585
3123 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
3124 that can't trap plus a constant integer, if the mode has zero size.
3126 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3129 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
3131 ("*insv<mode>_reg_extimm"): Likewise.
3133 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3136 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
3137 c_common_type_for_mode returns an unnamed type.
3139 2005-11-02 Richard Henderson <rth@redhat.com>
3143 * dwarf2out.c (dwarf2out_reg_save_reg): New.
3144 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
3145 * function.c (assign_parms): Use calls.internal_arg_pointer.
3146 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
3148 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
3149 (TARGET_CALLS): Add it.
3150 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
3151 * targhooks.c (default_internal_arg_pointer): New.
3152 * targhooks.h (default_internal_arg_pointer): Declare.
3153 * tree.h (dwarf2out_reg_save_reg): Declare.
3154 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
3155 * config/i386/i386.c (dbx_register_map): Add return column.
3156 (dbx64_register_map, svr4_dbx_register_map): Likewise.
3157 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
3158 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
3159 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
3160 (ix86_save_reg): Save force_align_arg_pointer.
3161 (ix86_emit_save_regs): Make regno unsigned.
3162 (ix86_emit_save_regs_using_mov): Likewise.
3163 (ix86_expand_prologue): Handle force_align_arg_pointer.
3164 (ix86_expand_epilogue): Likewise.
3165 * config/i386/i386.h: (dbx_register_map): Update.
3166 (dbx64_register_map, svr4_dbx_register_map): Update.
3167 (struct machine_function): Add force_align_arg_pointer.
3168 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
3169 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
3170 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
3172 2005-11-02 Jan Hubicka <jh@suse.cz>
3175 * i386.md: Add peep2 for simplyfing array accesses.
3177 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3180 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
3181 * config/s390/s390.c (s390_decompose_shift_count): New function.
3182 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
3183 (print_shift_count_operand): Use s390_decompose_shift_count.
3184 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
3185 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
3187 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3190 * loop.c (loop_givs_rescan): Use force_operand to expand
3193 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
3196 * fold-const.c (build_range_check): Use unsigned when signed
3197 overflow is undefined also. If etype is subtype, make sure that
3198 the subtraction is in the supertype.
3200 2005-11-02 Richard Henderson <rth@redhat.com>
3203 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
3206 2005-11-01 Richard Henderson <rth@redhat.com>
3209 * loop.c (scan_loop): Do not propagate computations to a hard
3210 register destination with SMALL_REGISTER_CLASSES.
3212 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
3214 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
3215 costs for MULT inside PLUS or MINUS.
3217 2005-11-01 Bob Wilson <bob.wilson@acm.org>
3219 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
3220 (TRAMPOLINE_SIZE): Round up to 60.
3221 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
3223 2005-10-31 James E. Wilson <wilson@specifix.com>
3226 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
3227 ifdef. Put ifdefs around call in gen_subprogram_die.
3228 (compute_frame_pointer_to_cfa_displacement): Likewise.
3229 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
3232 PR rtl-optimization/17356
3233 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
3234 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
3236 2005-10-31 Jan Hubicka <jh@suse.cz>
3239 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
3242 * i386.c (legitimize_pic_address): Deal with large immediates.
3245 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
3246 from symbol names while computing checkup.
3249 * predict.c (predict_loops): Do not estimate more than
3250 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
3251 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
3253 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
3255 PR tree-optimization/19097
3256 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
3258 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
3260 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
3262 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
3265 * tree-inline.c (setup_one_parameter): If the init_stmt
3266 is NULL, don't insert the statement.
3268 2005-10-30 Jan Hubicka <jh@suse.cz>
3270 PR tree-optimization/24172
3271 * tree-inline.c (copy_body_r): Unshare the substituted value first.
3273 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
3275 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
3276 constants for hosts with long != 32 bits.
3278 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3281 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
3283 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
3285 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
3286 (TARGET_MS1_16_002): New.
3287 (TARGET_MS1_16_003): New.
3289 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
3290 ("*decrement_and_branch_until_zero_no_clobber"): New.
3291 Add corresponding splitter for decrement_and_branch_until_zero
3293 Key all decrement_and_branch_until_zero patterns off of
3296 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
3299 * tree-complex.c (extract_component): Treat RESULT_DECL
3300 like the rest of the decls.
3302 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
3304 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
3305 indirect call to _mcount if the function needs a static chain.
3307 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
3308 Caroline Tice <ctice@apple.com>
3310 PR rtl-optimization/24460
3311 * dwarf2out.c (have_switched_text_sections): New boolean variable.
3312 (dwarf2out_switch_text_section): Set it to true instead of
3313 incrementing separate_line_info_table_in_use.
3314 (output_loc_list): Additionally test have_switched_text_sections.
3315 (output_ranges): Likewise.
3316 (dwarf2out_finish): Likewise.
3317 * varasm.c (assemble_start_function): Do not call
3318 insert_section_boundary_note.
3319 (assemble_end_function): If flag_reorder_blocks_and_partition,
3320 switch to the function's section before emitting the .size directive.
3321 * bb-reorder.c (insert_section_boundary_note): Staticify.
3322 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
3323 * output.h (insert_section_boundary_note): Delete.
3325 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
3328 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
3329 instead of pointer equality when comparing types.
3331 2005-10-24 James E. Wilson <wilson@specifix.com>
3333 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
3334 add_dependence_list_and_free calls.
3336 2005-10-24 Steven Bosscher <stevenb@suse.de>
3338 * contrib.texi: Add the names of the LLNL folks who donated
3339 Cray pointer support for gfortran.
3341 2005-10-24 Steven Bosscher <stevenb@suse.de>
3343 PR tree-optimization/24225
3344 * profile.c (branch_prob): Look from end to start through a
3345 basic block when looking for a locus.
3347 2005-10-24 Richard Henderson <rth@redhat.com>
3349 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
3351 (hppa_expand_prologue): Likewise.
3353 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3355 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
3356 (NO_DEFERRED_PROFILE_COUNTERS): Define.
3357 * pa.h (NO_PROFILE_COUNTERS): Define.
3358 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
3359 (funcdef_nos): New vector to hold label numbers of deferred profile
3361 (output_deferred_profile_counters): New function.
3362 (hppa_profile_hook): Push label number onto funcdef_nos.
3363 (pa_hpux_file_end): Call output_deferred_profile_counters if
3364 NO_DEFERRED_PROFILE_COUNTERS is false.
3366 * pa-protos.h (get_deferred_plabel): New prototype.
3367 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
3369 (output_call): Adjust calls.
3371 2005-10-24 Alan Modra <amodra@bigpond.net.au>
3373 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
3374 peculiarity of GOT/TOC section usage.
3376 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
3379 * c-common.c (constant_string_class_name): Add documentation.
3381 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
3384 * recog.c (peephole2_optimize): Increment peep2_current_count
3385 only when the slot is empty.
3387 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3390 * except.c (output_function_exception_table): Call
3391 assemble_external_libcall if we need a personality function.
3393 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3395 PR rtl-optimization/24460
3396 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
3397 set the basic block for barriers.
3399 2005-10-21 Janis Johnson <janis187@us.ibm.com>
3401 * var-tracking.c (vt_initialize): Initialize post.
3403 2005-10-21 Devang Patel <dpatel@apple.com>
3406 * c-common.c (vector_types_convertible_p): Check vector element type.
3408 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
3410 * config/sh/sh.c (prepare_move_operands): Handle the address
3411 constant which is a tls symbolic address plus a constant.
3413 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
3416 * gcc.c (main): Use the correct counter for erroring out
3417 about mulitple files.
3419 2005-10-21 Alan Modra <amodra@bigpond.net.au>
3422 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
3423 use r2 for 64-bit tls .got access.
3425 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
3427 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
3430 2005-10-20 Steven Bosscher <stevenb@suse.de>
3432 PR tree-optimization/24307
3433 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
3435 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
3438 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
3440 * varasm.c (find_decl_and_mark_needed): After cgraph global info
3441 is ready, stop marking functions, but still mark variables.
3443 2005-10-20 Richard Guenther <rguenther@suse.de>
3446 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
3449 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3451 PR rtl-optimization/23585
3452 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
3453 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
3454 (may_trap_p_1): New predicate extracted from...
3455 (may_trap_p): ... here. Invoke may_trap_p_1.
3456 (may_trap_or_fault_p): New predicate.
3457 * rtl.h (may_trap_or_fault_p): Declare it.
3458 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
3459 instead of may_trap_p.
3460 (steal_delay_list_from_fallthrough): Likewise.
3461 (fill_simple_delay_slots): Likewise.
3462 (fill_slots_from_thread): Likewise.
3463 * function.c (pad_to_arg_alignment): Rework comment about
3464 SPARC_STACK_BOUNDARY_HACK.
3465 * config/sparc/sparc.h: Likewise.
3467 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
3469 * config/s390/s390.c (s390_expand_insv): New.
3470 * config/s390/s390-protos.h (s390_expand_insv): Declare.
3471 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
3472 ("icm_hi"): Remove mode attribute.
3473 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
3475 ("*extracthi", "*extractqi"): Remove.
3476 (extv<mode>", "*extzv<mode>"): New.
3477 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
3478 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
3480 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3482 * cfgexpand.c (discover_nonconstant_array_refs_r,
3483 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
3484 (tree_expand_cfg): Call discover_nonconstant_array_refs.
3485 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3486 discover_nonconstant_array_refs.
3488 2005-10-19 Steven Bosscher <stevenb@suse.de>
3491 * c-decl.c (pop_scope): Don't warn about an unused variable
3492 if it is marked with TREE_NO_WARNING.
3493 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
3494 somenow mismatch and olddecl is to be replaced.
3496 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
3499 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
3500 whether registers live on the edge can be saved/restored.
3502 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
3504 * config/sh/sh.c (fixup_mova): Skip notes.
3506 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3508 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
3509 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
3510 (s390_can_eliminate): Handle BASE_REGNUM elimination.
3511 (s390_initial_elimination_offset): Likewise.
3512 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
3513 register on TARGET_ZARCH targets.
3514 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
3515 (INITIAL_FRAME_POINTER_OFFSET): Remove.
3516 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
3517 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
3519 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
3521 * config/s390/s390.md: Comment describing output modifiers updated.
3522 * config/s390/s390.c (print_operand): Likewise.
3524 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
3526 * config/s390/s390.c (override_options): Added check for -mstack-size
3528 * doc/invoke.texi: Mention that limit in the documenation.
3530 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
3533 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
3535 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
3537 Fix PR tree-optimization/24231
3539 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
3540 (compute_avail): Ditto.
3542 2005-10-18 Richard Henderson <rth@redhat.com>
3545 * config/i386/i386.c (legitimate_constant_p): Check
3546 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
3548 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
3549 (legitimate_pic_address_disp_p): Reorg CONST checking to make
3550 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
3552 (print_operand_address): Likewise.
3553 * config/i386/predicates.md (x86_64_immediate_operand): Test
3554 SYMBOL_REF_TLS_MODEL properly inside CONST.
3555 (x86_64_zext_immediate_operand): Likewise.
3556 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
3557 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
3558 * config/i386/i386-protos.h: Remove predicates.md entries.
3560 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
3562 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3563 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
3565 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
3566 Ian Lance Taylor <ian@airs.com>
3569 * fold-const.c (fold_widened_comparison): Do not allow range based
3570 constant folding when right operand cannot be unwidened.
3572 2005-10-17 Richard Henderson <rth@redhat.com>
3574 * builtins.c (expand_builtin_synchronize): Build a new-style asm
3575 with a memory clobber.
3577 2005-10-17 James E Wilson <wilson@specifix.com>
3579 PR rtl-optimization/17356
3580 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
3581 checking for EDGE_EH.
3583 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3585 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
3586 the slot on an even boundary for any type with 16-byte alignment.
3588 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
3591 * md.texi (Modifiers) <%>: Clarify that % doesn't work
3592 after register allocation.
3594 2005-10-17 DJ Delorie <dj@redhat.com>
3596 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
3599 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
3602 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
3605 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
3607 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
3608 to 2 if it's already non-zero.
3609 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
3610 is set and warn about it if flag_schedule_insns is 1.
3612 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
3614 * config/crx/crx.md: Compare-and-branch instructions need to
3617 2005-10-17 Uros Bizjak <uros@kss-loka.si>
3620 * config/i386/i386.md (*pushdi2_rex64 splitter)
3621 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
3622 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
3623 flow2 pass only when (optimize > 0 && flag_peephole2).
3625 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
3628 * gcc.c (have_c): New static variable.
3630 (process_command): Remove declation of have_c.
3631 Set have_o to 1 when handling -o.
3632 (main): Add a fatel error if there are multiple
3633 files specified and -o and -c/-S is passed witout
3634 -combine or multiple languages.
3636 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
3638 Fix PR tree-optimization/22444
3639 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
3640 Assert that we don't hit something with subvars.
3641 (setup_pointers_and_addressables): Don't add things with subvars,
3642 because we'll already process the subvars for aliasing purposes.
3644 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
3647 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
3648 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
3649 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
3650 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
3651 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
3652 swapped, alternatives for the R constraint.
3655 * builtins.c (get_builtin_sync_mode): Make unlimited
3656 mode_for_size request.
3658 2005-10-15 Richard Henderson <rth@redhat.com>
3660 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
3661 (gimplify_expr): ... here.
3662 (gimplify_compound_lval): Use it in initial scan loop. Allow
3663 fb_lvalue in base expression.
3665 2005-10-15 Richard Henderson <rth@redhat.com>
3668 * builtins.c (expand_builtin_trap): Export.
3669 * expr.h (expand_builtin_trap): Declare.
3670 * expr.c (expand_assignment): Emit a trap for integral offsets
3671 from registers that weren't reduced to bitpos.
3673 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
3674 (mark_array_ref_addressable): Remove.
3675 * tree-flow.h (mark_array_ref_addressable): Remove.
3676 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
3678 2005-10-15 James E Wilson <wilson@specifix.com>
3681 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
3682 (add_dependence_list_and_free): Likewise.
3683 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
3686 2005-10-15 Diego Novillo <dnovillo@redhat.com>
3690 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
3691 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
3693 (vrp_visit_phi_node): Only prevent infinite iterations when
3694 the previous result and the new result are both VR_RANGEs.
3696 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
3698 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
3701 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3704 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
3707 2005-10-14 Per Bothner <per@bothner.com>
3709 PR preprocessor/21250
3710 * c-ppoutput.c (print_line): Print internal line 0 as 1.
3712 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
3715 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
3716 overflow flags. Refactor some conditionals.
3718 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
3721 * tree-dfa.c (add_referenced_var): Only look at decls which
3722 have TREE_CONSTANT or TREE_READONLY set instead of if
3723 !TREE_PUBLIC or !TREE_CONSTANT.
3725 2005-10-13 James E Wilson <wilson@specifix.com>
3727 * doc/invoke.texi: For -x, add f95-cpp-input.
3728 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
3730 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
3732 PR tree-optimization/24262
3733 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
3734 in loop all the time.
3736 2005-10-12 Richard Henderson <rth@redhat.com>
3739 * tree.h (DECL_TRANSPARENT_UNION): Remove.
3740 * function.c (assign_parm_find_data_types): Don't support it.
3741 * print-tree.c (print_node): Likewise.
3742 * c-common.c (handle_transparent_union_attribute): Likewise.
3743 Use build_duplicate_type.
3744 * tree-inline.c (remap_type_1): Split out of remap_type;
3745 properly remap aggregate fields.
3746 (build_duplicate_type): New.
3747 * doc/extend.texi (Variable Attributes): Remove documentation
3748 for transparent_union.
3750 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3753 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
3754 (gen_stack_pointer_dec): Likewise.
3756 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
3760 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
3762 (struct cxx): Add adjust_class_at_definition target hook.
3763 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
3764 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
3765 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
3766 hook_void_tree. Add to TARGET_CXX.
3767 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
3769 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
3770 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
3771 instead of attribute. Check for dllexport override. Warn if
3772 inconsistent dll linkage. Don't lose old dllimport if decl has
3773 had address referenced. Tweak lookup of dllimport atribute.
3774 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
3775 for target specific rules. Don't add dllimport attribute if
3776 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
3777 dllimport attribute.
3778 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
3779 * varasm.c (initializer_constant_valid_p): Replace
3780 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
3784 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
3785 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
3786 (i[34567]86-*-mingw32*): Likewise.
3788 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
3789 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
3791 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
3792 C++-specific code. Change return value to bool.
3793 (i386_pe_dllimport_p): Likewise.
3794 (associated_type): Simplify and make language-independent
3795 (i386_pe_encode_section_info): Replace override of ambiguous
3796 dllimport symbol refs with a gcc_assert.
3797 (i386_pe_valid_dllimport_attribute_p): Define.
3798 * config/i386/winnt-cxx.c: New file. Define C++ versions of
3799 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
3800 i386_pe_adjust_class_at_definition.
3801 * config/i386/winnt-stubs.c: New file. Define stub versions of
3802 lang-specific functions.
3803 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
3804 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
3805 i386_pe_adjust_class_at_definition.
3806 (i386_pe_valid_dllimport_attribute_p): Declare.
3807 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
3808 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
3809 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
3812 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
3813 dllimport attribute with test of DECL_DLLIMPORT_P.
3815 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
3817 * combine.c (make_extraction): Correct offset computation.
3819 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
3821 * config/cris/t-linux (LIMITS_H_TEST): Define.
3823 2005-10-12 Richard Henderson <rth@redhat.com>
3826 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
3828 2005-10-12 Richard Guenther <rguenther@suse.de>
3830 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
3832 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
3835 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
3836 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
3839 2005-10-12 Richard Guenther <rguenther@suse.de>
3842 * varasm.c (output_constant): Correct typo from previous
3845 2005-10-11 Ian Lance Taylor <ian@airs.com>
3847 PR rtl-optimization/13931
3848 * combine.c: Revert patch of 2003-05-14, and:
3849 (try_combine): Only set elim_i1 and elim_i2 if the destination is
3850 completely killed in the appropriate insn.
3851 (distribute_notes): Don't skip multiple hard register test for
3852 elim_i1 and elim_i2.
3854 2005-10-11 Richard Henderson <rth@redhat.com>
3857 * c-typeck.c (convert_for_assignment): Use build_constructor_single
3858 to initialize a transparent union instead of a nop_expr.
3860 2005-10-11 Richard Henderson <rth@redhat.com>
3862 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
3863 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
3864 (tree_ssa_dce_loop): Call scev_reset.
3867 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
3868 * tree-ssa-dce.c: Include cfgloop.h.
3869 (tree_ssa_dce_loop, pass_dce_loop): New.
3870 * tree-pass.h (pass_dce_loop): Declare it.
3871 * passes.c (init_optimization_passes): Use it.
3873 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
3876 * convert.c (convert_to_real): Revert 2005-10-05 patch.
3877 Only apply the optimization for rounding builtins if the inner
3878 cast is also an extension.
3880 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
3883 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
3884 mark_new_vars_to_rename instead of update_stmt.
3886 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
3888 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
3890 2005-10-11 Jakub Jelinek <jakub@redhat.com>
3892 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
3893 for setting MMX register to 0 rather than mmx.
3895 2005-10-10 Steve Ellcey <sje@cup.hp.com>
3898 * configure.ac: Move gas check from mips specific case to common case.
3899 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
3900 * configure: Regenerate
3901 * doc/install.texi: Update.
3903 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3906 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
3908 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
3910 * gcc.c (do_spec_1): Accept numeric characters in file name
3913 2005-10-10 Nick Clifton <nickc@redhat.com>
3915 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
3916 describing the deleted arm_gen_rotated_half_load function.
3918 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
3920 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
3923 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
3925 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
3927 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
3928 (EXTRA_MULTILIB_PARTS): Define.
3929 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
3930 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
3931 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
3932 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
3933 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
3934 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
3936 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
3938 PR tree-optimization/24226
3939 * tree-cfg.c (remove_bb): Clean up unreachable loops.
3940 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
3941 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
3944 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3946 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
3948 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
3951 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
3952 Rewrite for no need for the early clobber.
3954 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
3956 Merge from csl-arm-branch:
3957 2005-09-07 Paul Brook <paul@codesourcery.com>
3958 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
3961 2005-04-30 Paul Brook <paul@codesourcery.com>
3962 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
3963 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
3965 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
3966 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
3967 (arm_override_options): Use TARGET_AAPCS_BASED.
3968 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
3969 (PTRDIFF_TYPE): Use int for AAPCS.
3970 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
3971 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
3972 (DEFAULT_SHORT_ENUMS): Delete.
3973 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
3975 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
3976 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
3977 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
3978 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
3980 2004-12-03 Mark Mitchell <mark@codesourcery.com>
3981 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
3983 2004-11-22 Mark Mitchell <mark@codesourcery.com>
3984 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
3986 2004-11-19 Mark Mitchell <mark@codesourcery.com>
3987 * config.gcc (arm*-*-linux-gnueabi): Add it.
3988 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
3990 (TARGET_OS_CPP_BUILTINS): Likeiwse.
3991 * config/arm/linux-eabi.h: New file.
3992 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
3993 (LINUX_TARET_LINK_SPEC): Likewise.
3994 (LINK_SPEC): Use it.
3995 * config/arm/t-linux-eabi: New file.
3997 2005-10-08 Steven Bosscher <stevenb@suse.de>
4000 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
4002 (PARAM_SMS_DFA_HISTORY): Likewise.
4004 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4007 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
4008 (load_register_parameters): Call it.
4009 (check_sibcall_argument_overlap_1): Likewise.
4010 (store_one_arg): Likewise.
4012 2005-10-07 James E. Wilson <wilson@specifix.com>
4014 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
4015 DImode not VECINT24 for operand 2.
4018 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
4022 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
4023 fr_spill): Use destination_operand for operand 0.
4025 2005-10-07 DJ Delorie <dj@redhat.com>
4027 * varasm.c (output_constant): Limit error to expanding
4030 2005-10-07 Richard Guenther <rguenther@suse.de>
4033 * fold-const.c (fold_binary): Fix operand types during folding
4034 of X op (A, Y). Evaluation order of the side-effects of
4035 X and A are frontend-defined, so ensure we honour that even for
4036 tcc_comparison class operands; eased by removing duplicate code.
4038 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4040 * stor-layout.c (layout_type): Do not allow alignment of array
4041 elements to be greater than their size.
4043 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4045 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
4047 (hppa*-*-linux*): Ditto.
4048 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
4049 * config/host-hpux.c: New.
4050 * config/x-hpux: New.
4051 * config/pa/x-hpux: Remove.
4052 * config/pa/x-linux: Remove.
4053 * config/pa/pa-host.c: Remove.
4055 2005-10-07 Jeff Law <law@redhat.com>
4057 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
4058 determine whether or not to try and thread outgoing edges.
4060 2005-10-07 David Edelsohn <edelsohn@gnu.org>
4062 * config/rs6000/rs6000.md (eqsi_power): New.
4063 (neg_eq0si): Add TARGET_POWER to final condition.
4066 2005-10-06 Richard Henderson <rth@redhat.com>
4068 * config/rs6000/rs6000.c: Revert last change.
4070 2005-10-06 Richard Henderson <rth@redhat.com>
4072 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
4073 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
4075 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4079 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
4080 out return_label and naked_return_label.
4082 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4084 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
4087 2005-10-06 Richard Henderson <rth@redhat.com>
4090 * tree-inline.c (declare_return_variable): Handle modify_dest not
4093 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4095 Fix PR tree-optimization/22488
4096 * tree-ssa-structalias.c (check_for_overlaps): New function.
4097 (create_variable_info_for): Use it.
4099 2005-10-06 Richard Henderson <rth@redhat.com>
4102 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
4103 (dwarf2out_start_source_file): Print it.
4105 2005-10-06 Geoffrey Keating <geoffk@apple.com>
4107 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
4109 2005-10-06 Richard Henderson <rth@redhat.com>
4112 * mode-switching.c (optimize_mode_switching): Clear transp bit
4113 for block with incomming abnormal edges.
4115 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
4116 (fpscr_set_from_mem): Use them.
4117 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
4118 (fpscr postinc splitters): Rewrite as peephole2+split.
4120 2005-10-06 David Edelsohn <edelsohn@gnu.org>
4122 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
4123 (eq<mode>_compare): Same.
4125 2005-10-06 Richard Guenther <rguenther@suse.de>
4127 PR tree-optimization/24238
4128 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
4130 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
4132 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
4133 here. Use AC_PATH_PROG for environment variables instead of
4135 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
4137 * configure: Regenerated.
4139 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
4142 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
4143 then force it into a register.
4144 (call_value): Likewise.
4146 2005-10-06 Richard Henderson <rth@redhat.com>
4149 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
4150 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
4151 under pass_vectorize.
4153 2005-10-05 Devang Patel <dpatel@apple.com>
4156 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
4157 handling constants. Check NAMESPACE_DECL context for constants.
4159 2005-10-05 Eric Christopher <echristo@apple.com>
4161 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
4163 2005-10-05 Richard Henderson <rth@redhat.com>
4166 * tree-cfg.c (mark_array_ref_addressable_1): New.
4167 (mark_array_ref_addressable): New.
4168 * tree-flow.h (mark_array_ref_addressable): Declare.
4169 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
4171 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
4175 * reload.c (subst_reloads): When adding a REG_LABEL to a
4176 jump instruction, also update JUMP_LABEL.
4178 2005-10-05 David Edelsohn <edelsohn@gnu.org>
4180 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
4181 * bb-reorder.c (copy_bb_p): Use it.
4182 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
4184 2005-10-05 Richard Henderson <rth@redhat.com>
4187 * toplev.c (process_options): Warn about unsupported combinations
4188 of unwind tables and omit-frame-pointer.
4189 * config/i386/i386.c (override_options): Similarly. Enable
4190 accumulate-outgoing-args if not explicitly disabled.
4192 2005-10-05 Steve Ellcey <sje@cup.hp.com>
4194 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
4195 Handle big endian vs. small endian.
4196 (vec_initv2sf): Handle big endian vs. small endian.
4197 (*vec_extractv2sf_1): Ditto.
4199 2005-10-05 Dale Johannesen <dalej@apple.com>
4201 * convert.c (convert_to_real): Don't convert
4202 (float)floor(double d) to floorf((float)d).
4204 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
4206 * config/arm/arm.md (insv): Use gen_int_mode in more places.
4208 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
4210 PR tree-optimization/18587
4211 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
4212 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
4213 build_vuses): Change to VEC type.
4214 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
4215 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
4216 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
4217 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
4218 (get_name_decl): New. Return DECL_UID of base variable.
4219 (operand_build_cmp): New. qsort comparison routine.
4220 (operand_build_sort_virtual): New. Sort virtual build vector.
4221 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
4222 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
4223 (FINALIZE_BASE): Use get_name_decl.
4224 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
4225 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
4226 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
4227 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
4228 direct VEC_* manipulations.
4229 (build_ssa_operands): Call operand_build_sort_virtual.
4230 (copy_virtual_operand, create_ssa_artficial_load_stmt,
4231 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
4232 with direct VEC_* manipulations.
4233 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
4234 with direct VEC manipulations.
4236 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
4238 PR tree-optimization/21419
4239 PR tree-optimization/24146
4240 PR tree-optimization/24151
4242 * c-typeck.c (readonly_error): Handle USE being lv_asm.
4243 (build_asm_expr): Call it if outputs are read-only.
4244 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
4246 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
4247 Paolo Bonzini <bonzini@gnu.org>
4251 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
4252 enable the instructions and not just the built-ins.
4253 * doc/invoke.texi (x86 Options): Likewise.
4255 2005-10-04 Geoffrey Keating <geoffk@apple.com>
4257 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
4259 * doc/invoke.texi (Option Summary): Correct spelling
4260 of -mmacosx-version-min.
4262 2005-10-04 Devang Patel <dpatel@apple.com>
4264 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
4267 2005-10-04 Steve Ellcey <sje@cup.hp.com>
4269 * tree-vect-transform.c (vect_create_epilog_for_reduction):
4270 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
4272 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
4274 * config/s390/s390.md ("TDSI","DP"): New mode macros.
4275 ("TE","tg"): New mode attributes.
4276 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
4277 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
4278 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
4279 dword_mode and one for GPRmode.
4281 2005-10-04 Ian Lance Taylor <ian@airs.com>
4283 PR preprocessor/13726
4284 * c-ppoutput.c (cb_include): Add comments parameter, and print out
4285 any comments passed in.
4287 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4289 * tree.c (annotate_with_file_line): Fix typo.
4291 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4294 * builtins.c (fold_builtin_memcmp): When constructing the pointer
4295 type used to access data in the inlined length == 1 case, use
4296 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
4297 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
4299 2005-10-04 Uros Bizjak <uros@kss-loka.si>
4301 * config/i386/i386.h (TARGET_FISTTP): Enable also for
4302 TARGET_SSE3 and only for TARGET_80387.
4303 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
4304 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
4305 Do not depend on TARGET_80387.
4307 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4309 * tree.c (last_annotated_node): Change type to location_t*.
4310 (annotate_with_file_line): Reflect the change of
4311 last_annotated_node type.
4313 2005-10-04 Richard Guenther <rguenther@suse.de>
4316 * c-decl.c (grokdeclarator): Don't write to fields
4319 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4322 * c-decl.c (finish_decl): Use set_user_assembler_name even for
4324 * varasm.c (make_decl_rtl): If a register variable does not
4325 have a set user assmbler name, error out.
4326 Decode the asmspec is now name+1 bypassing '*'.
4328 2005-10-04 Steven Bosscher <stevenb@suse.de>
4330 PR tree-optimization/23049
4331 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
4332 of a COND_EXPR is folded before calling fold on the whole rhs of a
4333 conditional assignment.
4334 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
4335 document that a COND_EXPR may appear there.
4337 2005-10-03 Diego Novillo <dnovillo@redhat.com>
4340 * tree-vrp.c (extract_range_from_assert): If the new numeric
4341 range created out of the assertion contradicts the existing
4342 numeric range of the ASSERT_EXPR variable, make the new range
4345 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
4347 * config/sh/sh.c (sh_register_move_cost): Add case for moving
4348 from T_REGS to FP register class.
4350 2005-10-03 Richard Henderson <rth@redhat.com>
4353 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
4354 before creating a new one.
4356 2005-10-03 David Edelsohn <edelsohn@gnu.org>
4358 * config/rs6000/t-aix43 (LDFLAGS): New.
4359 * config/rs6000/t-aix52 (LDFLAGS): New.
4361 2005-10-03 Ian Lance Taylor <ian@airs.com>
4363 * gimplify.c (find_single_pointer_decl_1): New static function.
4364 (find_single_pointer_decl): New static function.
4365 (internal_get_tmp_var): For a formal variable, set restrict base
4366 information if appropriate.
4367 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
4369 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
4370 (DECL_GET_RESTRICT_BASE): Define.
4371 (SET_DECL_RESTRICT_BASE): Define.
4372 (decl_restrict_base_lookup): Declare.
4373 (decl_restrict_base_insert): Declare.
4374 (struct tree_decl_with_vis): Add based_on_restrict_p field.
4375 * tree.c (restrict_base_for_decl): New static variable.
4376 (init_ttree): Initialize restrict_base_for_decl.
4377 (copy_node_stat): Copy restrict base information.
4378 (decl_restrict_base_lookup): New function.
4379 (decl_restrict_base_insert): New function.
4380 (print_restrict_base_statistics): New static function.
4381 (dump_tree_statistics): Call print_restrict_base_statistics.
4383 2005-10-02 Diego Novillo <dnovillo@redhat.com>
4386 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
4387 case of anti-ranges.
4389 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
4392 * c-typeck.c (tagged_tu_seen): Rename to ...
4393 (tagged_tu_seen_cache): this and add val field.
4394 (comptypes): Move functional to comptypes_internal
4395 and free tagged_tu_seen.
4396 (comptypes_internal): New function and call comptypes_internal
4397 instead of comptypes. Speed up by sibcalling
4398 tagged_types_tu_compatible_p.
4399 (alloc_tagged_tu_seen): New function
4400 (free_all_tagged_tu_seen_up_to): New function.
4401 (tagged_types_tu_compatible_p): Return the val of the seen two
4403 Add that the two types are the same to tagged_tu_seen_base
4404 if they are and call comptypes_internal instead of comptypes.
4405 <case UNION_TYPE>: Speed up common type where the fields are
4407 (function_types_compatible_p): Call comptypes_internal instead of
4409 (type_lists_compatible_p): Likewise.
4410 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
4412 2005-10-02 Matthias Klose <doko@debian.org>
4414 * doc/invoke.texi: Fix typo and speling error.
4416 2005-10-01 Richard Henderson <rth@redhat.com>
4418 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
4420 2005-10-01 Mark Mitchell <mark@codesourcery.com>
4422 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
4423 using --start-group and --end-group.
4425 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4427 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
4428 FIXME note regarding quirky semantics.
4430 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4433 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
4434 non-null range as a last resort.
4436 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
4437 Diego Novillo <dnovillo@redhat.com>
4440 * tree-vrp.c (extract_range_from_assert): For !=
4441 assertions, only build an anti-range if LIMIT is a
4442 single-valued range.
4444 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
4446 * arm.md (movqi): On thumb when optimizing, handle loading from
4447 memory by describing this as taking a subreg of a zero-extended load
4448 into an SImode register.
4451 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
4453 * reload1.c (merge_assigned_reloads): Do not change any
4454 RELOAD_FOR_OUTPUT_ADDRESS reloads.
4456 2005-09-30 Geoffrey Keating <geoffk@apple.com>
4458 * Makefile.in (LIPO_FOR_TARGET): Define.
4459 (STRIP_FOR_TARGET): Define.
4461 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
4462 before creating new ones. Do symlinks before creating the actual
4465 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
4466 to work out which multilibs are actually being built.
4468 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
4470 * tree-vect-transform.c, config/ms1/ms1.md,
4471 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
4472 Follow spelling conventions.
4473 * doc/invoke.texi, doc/md.texi: Fix typos.
4475 2005-09-30 Andrew Macleod <amacleod@redat.com>
4477 PR tree-optimization/21430
4478 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
4479 use operands, and set stmt pointer if need be.
4480 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
4481 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
4484 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4487 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
4489 2005-09-29 Mark Mitchell <mark@codesourcery.com>
4491 * optabs.c (expand_binop): Initialize first_pass_p.
4493 2005-09-29 Jakub Jelinek <jakub@redhat.com>
4496 * c-decl.c (c_write_global_declarations_1): If any
4497 wrapup_global_declaration_2 call returned true, restart the loop.
4499 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
4501 Fix PR tree-optimization/24117
4502 * tree-ssa-structalias.c (find_func_aliases): Strip nops
4503 before considering whether to use anyoffset.
4505 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
4509 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
4511 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
4513 (swap_commutative_operands_with_target): New.
4515 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
4518 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
4521 2005-09-29 Steven Bosscher <stevenb@suse.de>
4523 PR tree-optimization/23911
4524 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
4525 and IMAGPART_EXPR too.
4527 2005-09-28 Mark Mitchell <mark@codesourcery.com>
4530 * expmed.c (expand_shift): Move logic to reverse rotation
4531 direction when rotating by constants ...
4532 * optabs.c (expand_binop): ... here.
4533 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
4534 (ix86_rotrdi3): New pattern.
4535 (rotldi3): Handle 32-bit mode.
4536 (ix86_rotldi3): New pattern.
4538 2005-09-29 Alan Modra <amodra@bigpond.net.au>
4541 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
4542 check for numbers that need no bit twiddle.
4544 2005-09-28 Geoffrey Keating <geoffk@apple.com>
4546 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
4547 multilib to be built.
4549 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
4550 (stage1-start): Delete old libgcc and libunwind before moving
4551 anything into the stage directory.
4552 (stage2-start): Likewise.
4553 (stage3-start): Likewise.
4554 (stage4-start): Likewise.
4555 (stageprofile-start): Likewise.
4556 (stagefeedback-start): Likewise.
4557 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
4558 header in tm_file and CPU-specific t-darwin in tmake_file.
4559 (i[34567]86-*-darwin*): Don't change tm_file.
4560 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
4561 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
4562 shared library stub for target OS version.
4563 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
4564 (SHLIB_LINK): Don't make SHLIB_SOLINK.
4565 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
4566 (libgcc_s.%.dylib): New.
4568 (install-darwin-libgcc-stubs): New.
4569 (INSTALL_LIBGCC): New append.
4570 * config/i386/darwin-libgcc.10.4.ver: New.
4571 * config/i386/darwin-libgcc.10.5.ver: New.
4572 * config/i386/t-darwin: New.
4573 * config/rs6000/darwin-libgcc.10.4.ver: New.
4574 * config/rs6000/darwin-libgcc.10.5.ver: New.
4575 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
4576 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
4578 2005-09-28 Paul Brook <paul@codesourcery.com>
4580 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
4583 2005-09-28 Richard Guenther <rguenther@suse.de>
4585 PR tree-optimization/23853
4586 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
4587 host_integerp to verify misalignment value.
4589 2005-09-28 Richard Henderson <rth@redhat.com>
4591 * builtins.c (get_builtin_sync_mode): New.
4592 (expand_builtin_sync_operation): Pass in mode argument.
4593 (expand_builtin_compare_and_swap): Likewise.
4594 (expand_builtin_lock_test_and_set): Likewise.
4595 (expand_builtin_lock_release): Likewise.
4596 (expand_builtin): Update to match.
4598 2005-09-28 Nick Clifton <nickc@redhat.com>
4600 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
4601 formatting. Add check to PLUS case to ensure that the offset is
4602 within an acceptable range.
4604 * config/v850/v850.md (casesi): Disable the generation of the
4605 switch pattern as it is not being handled properly at the moment.
4607 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
4608 for when the high words are identical.
4610 2005-09-27 Richard Henderson <rth@redhat.com>
4612 * pretty-print.c (pp_base_format): Fix typo for %>.
4614 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
4615 Devang Patel <dpatel@apple.com>
4617 PR tree-optimization/23625
4618 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
4619 LABEL_EXPR, assertion check.
4621 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
4623 * optabs.c (no_conflict_move_test): Check if a result of a
4624 to-be-moved insn would be clobbered by an originally
4627 2005-09-27 Jeff Law <law@redhat.com>
4629 * passes.c (init_optimization_passes): Replace copy propagation
4630 passes immediately after DOM with phi-only copy propagation
4631 pases. Add phi-only copy propagation pass after first DOM pass.
4632 * tree-pass.h (pass_phi_only_copy_prop): Declare.
4633 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
4634 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
4635 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
4636 to init_copy_prop. Callers updated.
4637 (do_phi_only_copy_prop): New function.
4638 (pass_phi_only_copy_prop): New pass descriptor.
4640 2005-09-27 Nick Clifton <nickc@redhat.com>
4642 * libgcc2.c (__popcount_tab): Remove redundant prototype.
4644 2005-09-26 Jason Merrill <jason@redhat.com>
4647 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
4649 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
4651 2005-09-26 James E Wilson <wilson@specifix.com>
4653 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
4654 copyright. Add gcc copyright plus libgcc exception.
4655 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
4657 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
4659 2005-09-26 Jeff Law <law@redhat.com>
4661 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
4662 about when to iterate.
4664 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
4667 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
4668 for __complex__ double in -mcpu=G5 mode.
4670 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
4672 PR tree-optimization/23942
4673 * Makefile.in (SCEV_H): Depends on PARAMS_H.
4674 * tree-scalar-evolution.c: Include params.h.
4676 (follow_ssa_edge, follow_ssa_edge_in_rhs,
4677 follow_ssa_edge_in_condition_phi_branch,
4678 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
4679 Change return type to t_bool. Use a parameter to limit the size of
4680 trees that are walked before stopping
4681 (analyze_evolution_in_loop): Initialize the limit to 0.
4682 (follow_ssa_edge): Give up by returning t_dont_know if the limit
4683 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4685 2005-09-26 Uros Bizjak <uros@kss-loka.si>
4688 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
4689 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
4691 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
4693 * combine.c (make_extraction): Check for valid use of subreg.
4695 2005-09-26 Uros Bizjak <uros@kss-loka.si>
4698 * config/i386/i386.md ("*fistdi2_1"): New pattern.
4699 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
4700 ("fist<mode>2_with_temp"): Use only register operands.
4702 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
4704 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
4705 CALL_INSN_FUNCTION_USAGE.
4707 2005-09-26 Richard Guenther <rguenther@suse.de>
4710 * gcse.c: Include hashtab.h, define ldst entry hashtable.
4711 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
4712 (ldst_entry): Use the hashtable instead of list-walking.
4713 (find_rtx_in_ldst): Likewise.
4714 (free_ldst_entry): Free the hashtable.
4715 (compute_ld_motion_mems): Create the hashtable.
4716 (trim_ld_motion_mems): Remove entry from hashtable if
4717 removing it from list.
4718 (compute_store_table): Likewise^2.
4719 (store_motion): Free hashtable in case we did not see
4722 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
4724 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
4725 and arg1 if we are passing them to fold_build2.
4727 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
4730 * config/i386/i386.c (ix86_function_regparm): Fix the test for
4733 2005-09-25 Richard Henderson <rth@redhat.com>
4735 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
4736 SYMBOL_REF_TLS_MODEL to be correct.
4738 2005-09-24 Richard Henderson <rth@redhat.com>
4740 * ipa-type-escape.c (discover_unique_type): Remove dead code at
4741 end of function. Reindent.
4743 2005-09-24 Ian Lance Taylor <ian@airs.com>
4745 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
4746 NEGATE_EXPR/BIT_NOT_EXPR case.
4748 2005-09-24 Richard Henderson <rth@redhat.com>
4750 * c-common.c (handle_mode_attribute): When not modifying in place,
4751 create subtypes for enumerations.
4752 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
4753 * gimplify.c (create_tmp_from_val): Likewise.
4755 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
4757 * config/i386/i386.md (*tls_global_dynamic_64,
4758 *tls_local_dynamic_base_64): Add missing mode to call.
4759 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
4761 2005-09-24 Jan Hubicka <jh@suse.cz>
4763 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
4764 (cgraph_clone_node): Likewise.
4765 * cgraph.h (cgraph_clone_edge): Update prototype.
4766 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
4767 duplicated prototypes; add updating argument.
4768 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
4769 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
4771 (cgraph_mark_inline_edge): Likewise.
4772 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
4773 (cgraph_flatten_node): Likewise.
4774 (cgraph_decide_recursive_inlining): Likewise.
4775 (cgraph_decide_inlining_of_small_function): Likewise.
4776 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4778 2005-09-23 David Edelsohn <edelsohn@gnu.org>
4779 Pete Steinmetz <steinmtz@us.ibm.com>
4781 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
4782 (rldic.): Set type to "compare".
4784 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
4785 mfjmpr for MFCTR/MFLR.
4786 (movdf_hardfloat64): Same.
4787 (movdf_softfloat64): Same. Correct order of store and move types.
4788 (movti_string): Set type to store_ux/load_ux.
4789 (load_multiple): Set type to load_ux.
4790 (store_multiple): Set type to store_ux.
4791 (movmemsi): Set type to store_ux.
4792 (output_cbranch direct_return): Set type to jmpreg.
4793 (stmw): Set type to store_ux.
4794 (lmw): Set type to load_ux.
4795 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
4796 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
4797 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
4798 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
4799 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
4800 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
4801 (rios1-fpstore): Increase latency to 3.
4802 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
4803 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
4805 2005-09-23 David Edelsohn <edelsohn@gnu.org>
4806 Andrew Pinski <pinskia@physics.uc.edu>
4808 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
4809 operand2 constraint to "b".
4810 (sync_<fetchop_name>di_internal): Same.
4811 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
4813 (sync_old_<fetchop_name>di_internal): Same.
4814 (sync_new_<fetchop_name>si_internal): Same.
4815 (sync_new_<fetchop_name>di_internal): Same.
4817 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
4820 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
4821 case, define as macros.
4823 PR rtl-optimization/23837
4824 * optabs.c (no_conflict_move_test): Don't set must_stay for a
4825 clobber / clobber match between dest and p->first.
4827 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
4828 (no_conflict_move_test): Update comments.
4830 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
4832 * doc/install.texi: Update URL for Jacks.
4833 * doc/sourcebuild.texi: Likewise.
4835 2005-09-22 David Edelsohn <edelsohn@gnu.org>
4838 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
4839 registers when choosing register preferences.
4840 (movdf_hardfloat64): Same.
4842 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
4844 * expmed.c (expand_shift): Don't use the target of the rotate as
4845 target for the first expanded shift insn.
4846 * testsuite/gcc.dg/20050922-1.c: Testcase added.
4848 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
4850 PR tree-optimization/22438
4851 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
4852 preserved iv rhs rewriting specially.
4854 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
4856 * tree-data-ref.c (analyze_array_indexes): Only estimate when
4857 estimate_only is true.
4858 * tree-flow.h (ref_contains_indirect_ref): New prototype.
4859 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
4860 tree-ssa-structalias.c
4861 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
4862 ref_contains_indirect_ref.
4863 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
4865 2005-09-21 DJ Delorie <dj@redhat.com>
4867 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
4869 (mn10300_return_in_memory): Support variable size types also.
4870 (mn10300_pass_by_reference): Likewise.
4871 (mn10300_function_value): New.
4872 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
4873 (FUNCTION_OUTGOING_VALUE): Likewise.
4874 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
4875 * doc/invoke.texi: Document it.
4877 2005-09-21 Uros Bizjak <uros@kss-loka.si>
4880 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
4881 force integer op1 into register for XFmode compares.
4883 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
4886 * expmed.c (alg_code): Add alg_impossible.
4887 (alg_hash_entry): Add cost.
4888 (synth_mult): Record alg_impossible in the hash table if
4889 multiplication by a given integer is impossble within the
4890 limit. Speed up using alg_impossible.
4892 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
4894 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
4895 argument. Allow and set any offset if needs_anyoffset is passed
4897 (get_constraint_for): Add argument here too.
4899 (do_structure_copy): Pass NULL to get_constraint_for.
4900 (handle_ptr_arith): Ditto.
4901 (find_func_aliases): Ditto.
4903 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
4905 PR rtl-optimization/23898
4906 * output.h (get_attr_min_length): Declare.
4907 * final.c (get_attr_length_1): New function, broken out of:
4909 (get_attr_min_length): New function.
4910 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
4911 (duplicate_computed_gotos): Likewise.
4912 * genattr.c (insn_min_length): Generate declaration.
4913 * genattrtab.c (min_fn, min_attr_value): New functions.
4914 (make_length_attrs): Generate insn_min_length.
4916 2005-09-20 Steve Ellcey <sje@cup.hp.com>
4918 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
4920 2005-09-20 Richard Henderson <rth@redhat.com>
4922 PR tree-optimization/24059
4923 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
4926 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
4928 * c.opt (fextended-identifiers): New.
4929 * c-opts.c (c_common_handle_option): Handle
4930 -fextended-identifiers.
4931 * doc/cpp.texi: Update documentation of extended identifiers.
4932 * doc/cppopts.texi (-fextended-identifiers): Document.
4934 2005-09-20 Jakub Jelinek <jakub@redhat.com>
4936 PR tree-optimization/23929
4937 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
4940 PR tree-optimization/23818
4941 * tree-stdarg.c (execute_optimize_stdarg): Call
4942 calculate_dominance_info.
4944 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
4946 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
4947 (analyze_siv_subscript_cst_affine): Add weak SIV test.
4948 (compute_overlap_steps_for_affine_1_2): Use
4949 get_number_of_iters_for_loop.
4950 (analyze_subscript_affine_affine): Check whether difference is
4952 Use get_number_of_iters_for_loop.
4953 Check whether overlap occurs outside of bounds.
4954 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
4956 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
4958 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
4959 base register if possible.
4961 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
4963 PR tree-optimization/18463
4964 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
4965 converting it directly is not possible.
4966 (chrec_convert_aggressive): New function.
4967 * tree-chrec.h (chrec_convert_aggressive): Declare.
4968 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
4969 Fold chrec conversions aggressively if asked to.
4970 (instantiate_parameters): Modified because of changes in
4971 instantiate_parameters_1.
4973 2005-09-19 Richard Henderson <rth@redhat.com>
4975 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
4976 (reduc_splus_v2df): New.
4978 2005-09-19 Richard Sandiford <richard@codesourcery.com>
4980 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
4981 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
4983 2005-09-19 Richard Henderson <rth@redhat.com>
4985 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
4988 2005-09-19 Richard Henderson <rth@redhat.com>
4990 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
4991 (ia64_expand_dot_prod_v8qi): New.
4992 * config/ia64/ia64-protos.h: Update.
4993 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
4994 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
4995 sdot_prodv8qi, sdot_prodv4hi): New.
4996 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
4998 2005-09-19 Richard Henderson <rth@redhat.com>
5001 * real.c (exact_real_truncate): Return false if the format cannot
5002 represent the number as a normal.
5004 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
5005 for a memory source.
5007 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
5009 * tree-ssa-operands.c (swap_tree_operands): Export.
5010 * tree.h (swap_tree_operands): Declare.
5011 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
5012 Call swap_tree_operands.
5014 2005-09-19 Richard Henderson <rth@redhat.com>
5016 * tree-flow.h (merge_alias_info): Declare.
5017 * tree-ssa-copy.c (merge_alias_info): Export.
5018 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
5019 (vect_create_data_ref_ptr): Use create_iv directly.
5020 (vectorizable_load): Use correct types for integer constants.
5021 (vect_generate_tmps_on_preheader): Likewise.
5022 (vect_gen_niters_for_prolog_loop): Likewise.
5024 2005-09-19 Steven Bosscher <stevenb@suse.de>
5026 PR rtl-optimization/23943
5027 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
5029 2005-09-18 Jan Hubicka <jh@suse.cz>
5031 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
5033 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
5035 * varasm.c (output_constant): Do not abort on conversions to union
5036 types between different sizes.
5038 2005-09-18 Richard Guenther <rguenther@suse.de>
5041 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
5044 2005-09-18 Paul Brook <paul@codesourcery.com>
5046 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
5048 2005-09-17 Richard Henderson <rth@redhat.com>
5050 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
5051 * tree-ssa-loop.c (pass_vect_dce): Remove.
5052 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
5055 2005-09-17 Richard Henderson <rth@redhat.com>
5057 * tree-pass.h (pass_vect_dce): Declare.
5058 * passes.c (init_optimization_passes): Add it.
5059 * tree-flow.h (tree_ssa_dce): Declare.
5060 * tree-ssa-dce.c (tree_ssa_dce): Export.
5061 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
5062 (gate_tree_vectorize): ... here.
5063 (pass_vect_dce): New.
5065 2005-09-17 Jan Hubicka <jh@suse.cz>
5067 * except.c (struct eh_status): Turn region_array into vec.
5068 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
5069 convert_from_eh_region_ranges, find_exception_handler_labels,
5070 current_function_has_exception_handlers, assign_filter_values,
5071 build_post_landing_pads, dw2_build_landing_pads,
5072 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
5073 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
5074 foreach_reachable_handler, can_throw_internal_1,
5075 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
5077 (duplicate_eh_region_1): Update region_array.
5078 (duplicate_eh_regions): Resize region_array and avoid recomputing.
5080 2005-09-17 David Edelsohn <edelsohn@gnu.org>
5083 * expmed.c (expand_mult): Substitute simple register for op0 when
5086 2005-09-17 Richard Henderson <rth@redhat.com>
5088 * expr.c (emit_move_via_integer): Add force argument, pass it on
5089 to emit_move_change_mode. Update callers.
5090 (emit_move_complex): Pass true to new force argument.
5091 * function.c (expand_function_end): Move expand_eh_return call
5092 earlier. Merge sub-word complex values into a pseudo before
5093 copying to the return hard register.
5095 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
5097 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
5098 between different sizes.
5100 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
5104 * passes.c (init_optimization_passes): Register dump files for
5107 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
5109 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
5110 * config/s390/s390.c (s390_overlap_p): New function.
5111 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
5112 peephole2, "*xc" peephole2): Added overlap check to the peephole2
5115 2005-09-16 Richard Guenther <rguenther@suse.de>
5117 * ipa-pure-const.c (static_execute): Free auxiliar information.
5118 * ipa-type-escape.c (discover_unique_type): Free temporary key.
5119 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
5121 2005-09-15 DJ Delorie <dj@redhat.com>
5123 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
5125 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5127 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5129 (swap_commutative_operands_with_target): New.
5131 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
5133 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
5136 (estimate_iters_using_array): New function.
5137 * tree-data-ref.h (estimate_iters_using_array): Prototype
5138 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
5139 Use estimate_iters_using_array instead of analyze_array.
5141 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
5143 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
5146 2005-09-15 Michael Matz <matz@suse.de>
5148 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
5150 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
5152 PR tree-optimization/23835
5153 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
5154 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
5156 2005-09-14 Richard Henderson <rth@redhat.com>
5158 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
5159 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
5161 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
5163 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
5164 in the ARRAY_TYPE case.
5166 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
5168 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
5170 2005-09-14 Uros Bizjak <uros@kss-loka.si>
5173 * tree-vect-transform.c (vectorizable_operation): Return false for
5174 scalar shift operations and for vector shift operations with
5175 non-invariant shift arguments. Use scalar tree operand op1 as
5176 a shift operand when vector shift insn pattern uses scalar shift
5178 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
5180 2005-09-14 Olivier Hainque <hainque@adacore.com>
5182 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
5183 value if it has side-effects.
5185 2005-09-14 David Edelsohn <edelsohn@gnu.org>
5188 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
5190 2005-09-14 Alan Modra <amodra@bigpond.net.au>
5192 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
5193 passed as NAME as if it were label at start of function code.
5195 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
5197 * config/sh/sh.md (*movv4sf_i): Add general register cases to
5200 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
5202 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
5203 as early clobber. Rewrite so the PIC register is not implicitly used.
5205 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5207 * tree.c (annotate_with_file_line): Compare line numbers before
5210 2005-09-13 Uros Bizjak <uros@kss-loka.si>
5213 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
5214 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
5216 2005-09-13 Ian Lance Taylor <ian@airs.com>
5218 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
5219 than a HOST_WIDEST_INT to gen_doloop_begin.
5221 2005-09-13 Diego Novillo <dnovillo@redhat.com>
5223 * tree-dfa.c (dump_variable): Guard against NULL annotations.
5225 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
5227 PR tree-optimize/23817
5228 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
5230 2005-09-13 Alan Modra <amodra@bigpond.net.au>
5233 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
5234 word before changing the stack pointer. Use gen_frame_mem for MEMs.
5235 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
5236 (restore_stack_nonlocal): Likewise.
5237 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
5239 2005-09-12 Ian Lance Taylor <ian@airs.com>
5242 * c.opt (ffriend-injection): New C++ option.
5243 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
5244 (C++ Dialect Options): Document -ffriend-injection.
5246 2005-09-12 Josh Conner <jconner@apple.com>
5249 * ipa-reference.c (static_execute): Don't mark variables in
5250 named sections TREE_READONLY.
5252 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5254 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
5257 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
5259 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
5260 V_MUST_DEF instead of just the first_use_p.
5261 Don't mark the virtual variables for renaming on the statement which
5263 (pass_dse): Remove TODO_update_ssa.
5265 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
5268 * stor-layout.c (compute_record_mode): For records with a single
5269 field, actually check the field's mode size against the type size.
5271 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
5272 registers for TARGET_SHMEDIA.
5273 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
5274 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
5275 of GENERAL_REGS and FP_REGS.
5277 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5279 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
5281 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5283 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
5284 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
5285 are omitted. Exclude stack_tie insn too.
5287 2005-09-11 David Edelsohn <edelsohn@gnu.org>
5289 PR rtl-optimization/23098
5290 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
5292 * config/rs6000/rs6000.md (movdf splitter): Use
5293 const_double_operand predicate for TARGET_POWERPC64.
5294 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
5295 SYMBOL_REF method to ABI_V4.
5297 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
5298 replace_equiv_address.
5299 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
5300 rs6000_sr_alias_set and MEM_NOTRAP.
5301 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
5303 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
5305 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
5306 handle CALL_EXPR again.
5308 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
5310 * arm/predicates.md (alignable_memory_operand): Delete.
5312 2005-09-10 Richard Henderson <rth@redhat.com>
5315 * dbxout.c (dbxout_expand_expr): New.
5316 (dbxout_symbol): Use it.
5318 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
5320 * arm.c (arm_gen_rotated_half_load): Delete.
5321 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
5322 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
5323 (thumb_set_return_address): Likewise.
5324 (thumb_load_double_from_address): Use adjust_address.
5325 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
5326 (extendhsisi2_mem, movhi_bytes): Use change_address.
5327 (movhi): Use widen_memory_access.
5328 (reload_out_df): Use replace_equiv_address.
5329 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
5331 2005-09-09 Richard Henderson <rth@redhat.com>
5334 * dbxout.c: Include expr.h.
5335 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
5336 (dbxout_symbol): Handle DECL_VALUE_EXPR.
5337 * Makefile.in (dbxout.o): Add EXPR_H.
5339 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
5341 PR tree-optimization/23509
5342 * tree-cfg.c (replace_uses_by): Use replace_exp.
5343 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
5344 pointers have name_mem_tag or type_mem_tag set.
5346 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5348 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
5349 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
5350 of wrongly accessing operands.
5352 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5354 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
5355 * tree-chrec.c: Include tree-scalar-evolution.h.
5356 (chrec_convert): Instantiate the base and step before calling
5357 scev_probably_wraps_p that would fail on parametric evolutions.
5358 Collect all the fails into a single section failed_to_convert,
5359 print a diagnostic, and return chrec_dont_know instead of calling
5361 * tree-scalar-evolution.c (loop_closed_phi_def): New.
5362 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
5364 (scev_const_prop): Don't replace the definition of a loop closed ssa
5365 phi node by itself, or by another loop closed ssa phi node.
5366 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
5367 that base and step are defined.
5369 2005-09-09 Richard Guenther <rguenther@suse.de>
5372 * fold-const.c (fold_ternary): Check truth_value_p before
5373 calling invert_truthvalue.
5375 2005-09-09 Nick Clifton <nickc@redhat.com>
5377 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
5378 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
5379 dimension of these arrays.
5380 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
5382 * longlong.h: Only provide a prototype for the __clz_tab[] array
5383 if this header has not been included from libgcc2.h.
5384 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
5386 Provide prototypes for exported functions.
5387 Use the __clz_tab[] and __popcount_tab[] arrays provided by
5390 2005-09-08 Josh Conner <jconner@apple.com>
5394 * expr.c (expand_expr_addr_expr_1): Don't invoke
5395 expand_simple_binop for EXPAND_INITIALIZER.
5397 2005-09-08 Richard Henderson <rth@redhat.com>
5400 * toplev.c (wrapup_global_declaration_1): Split out ...
5401 (wrapup_global_declaration_2): ... from ...
5402 (wrapup_global_declarations): ... here. Return bool.
5403 (check_global_declaration_1): Split out ...
5404 (check_global_declarations): from here.
5405 (emit_debug_global_declarations): New.
5406 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
5407 check_global_declaration_1, emit_debug_global_declarations): Declare.
5408 * c-decl.c (c_write_global_declarations_1): Don't create a vector
5409 of decls. Call wrapup_global_declaration_1,
5410 wrapup_global_declaration_2, check_global_declaration_1 directly.
5411 (c_write_global_declarations_2): New.
5413 (c_write_global_declarations): Call c_write_global_declarations_2.
5414 * langhooks.c (write_global_declarations): Call
5415 emit_debug_global_declarations.
5417 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
5418 remove decls that have DECL_RTL_SET_P.
5419 * passes.c (rest_of_decl_compilation): Invoke
5420 cgraph_varpool_finalize_decl for all but functions.
5422 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5424 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
5425 the result of a conversion if the new min and max cannot be compared.
5427 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
5429 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
5430 (override_options): Setting s390_sr_alias_set removed.
5431 (save_fpr, save_gprs): Set alias set to vararg or frame.
5432 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
5433 s390_sr_alias_set with get_frame_alias_set ().
5434 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
5435 get_varargs_alias_set ().
5437 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5441 * c-parser.c (c_parser_objc_method_definition): If the next
5442 token is not "{", error out and don't start the function.
5444 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5446 * tree-vrp.c (extract_range_from_expr): Move the check for non
5447 nullness after the check for gimple invariant.
5449 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5451 * tree.c (host_integerp, tree_low_cst): Correct function comment.
5453 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5456 * config/m32r.md (movmemsi_internal): Canonicalize order of
5457 operands in PLUS component of template.
5459 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
5461 * reload1.c (fixup_eh_region_note): Remove assertion.
5462 (fixup_abnormal_edges): Reverted removal of call to
5463 find_many_sub_basic_blocks made on 2005-08-31.
5465 2005-09-07 Richard Henderson <rth@redhat.com>
5467 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
5468 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
5469 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
5470 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
5471 rearrange for better packing.
5472 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
5473 (lookup_cfa_1): Remove inline marker.
5474 (cfa_equal_p): Split out of ...
5475 (def_cfa_1): ... here. Use INVALID_REGNUM.
5476 (build_cfa_loc): Handle !cfa->indirect.
5477 (frame_pointer_cfa_offset): New.
5478 (dbx_reg_number): Assert register elimination performed; do
5479 leaf register remapping.
5480 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
5481 (eliminate_reg_to_offset): New.
5482 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
5483 for verifiably local stack frame addresses; re-base to CFA.
5484 (mem_loc_descriptor): Remove can_use_fbreg argument.
5485 (concat_loc_descriptor, loc_descriptor): Likewise.
5486 (containing_function_has_frame_base): Remove.
5487 (rtl_for_decl_location): Don't do register elimination or
5488 leaf register remapping here.
5489 (secname_for_decl): Split out from ..
5490 (add_location_or_const_value_attribute): ... here.
5491 (convert_cfa_to_loc_list): New.
5492 (compute_frame_pointer_to_cfa_displacement): New.
5493 (gen_subprogram_die): Use them.
5494 * tree.h (frame_base_decl): Remove.
5495 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
5496 (prologue_stack_adjust): Remove.
5497 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
5498 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
5499 (set_frame_base_location): Remove.
5500 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
5501 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
5502 (vt_add_function_parameters): Don't eliminate_regs.
5503 (vt_initialize): Don't create frame_base_decl.
5505 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5507 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
5508 version of GNU binutils for 4.x and later.
5510 2005-09-06 Mark Mitchell <mark@codesourcery.com>
5512 * ggc-page.c (ggc_push_context): Remove.
5513 (ggc_pop_context): Likewise.
5514 * ggc.h (ggc_push_context): Remove.
5515 (ggc_pop_context): Likewise.
5517 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5520 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
5521 returning from an interrupt handler.
5523 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5526 * config/arc/arc.c (output_shift): Add check for loop count when
5529 2005-09-06 Steven Bosscher <stevenb@suse.de>
5531 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
5533 (abs_replacement): Likewise.
5534 (pass_phiopt): Remove TODO_update_ssa.
5536 2005-09-06 Jakub Jelinek <jakub@redhat.com>
5539 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
5540 if "return with no value, in function returning non-void" warning
5542 * tree-cfg.c (execute_warn_function_return): Don't look at
5543 RETURN_EXPRs with TREE_NO_WARNING set.
5546 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
5547 for internal functions doesn't use registers used by global registers
5548 variables. Use fewer register parameters if there are global register
5551 2005-09-06 Olivier Hainque <hainque@adacore.com>
5552 Eric Botcazou <ebotcazou@adacore.com>
5555 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
5556 when we would be extracting outside its bit span (bitpos+bitsize
5557 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
5558 Ada unchecked conversions.
5560 2005-09-06 Steven Bosscher <stevenb@suse.de>
5562 * tree-ssa-pre.c (try_look_through_load): New function.
5563 (compute_avail): Use it to try to look through loads for some
5564 more useful expressions.
5566 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5568 * simplify-rtx.c (simplify_binary_operation_1): Correct the
5569 condition for detecting cases like (a&a) and (a^a).
5571 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
5573 * common.opt: Add option ftree-vect-loop-version.
5574 * params.def: Add --param vect-max-version-checks.
5575 * doc/invoke.texi: Document ftree-vect-loop-version and
5576 --param vect-max-version-checks.
5577 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
5578 may_misalign_stmts and defines for accessors.
5579 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
5580 LOOP_VINFO_MAY_MISALIGN_STMTS.
5581 (destroy_loop_vec_info): VEC_free for
5582 LOOP_VINFO_MAY_MISALIGN_STMTS.
5583 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5584 Update documentation.
5585 (vect_update_misalignment_for_peel): New.
5586 (vect_enhance_data_refs_alignment): Update to choose loop
5587 peeling or loop versioning if appropriate for the (potentially)
5588 unaligned data references in the loop.
5589 (vect_analyze_data_refs_alignment): Remove call to
5590 vect_enhance_data_refs_alignment so the checks can be done
5592 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
5593 and move up call to vect_analyze_data_refs_alignment.
5594 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
5595 (vect_transform_loop): Add call to loop_version.
5597 2005-09-06 Jakub Jelinek <jakub@redhat.com>
5599 PR rtl-optimization/23098
5600 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
5601 * simplify-rtx.c (constant_pool_reference_p): New function.
5602 * rtl.h (constant_pool_reference_p): New prototype.
5603 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
5604 constant_pool_reference_p in condition and
5605 avoid_constant_pool_reference in preparation statements.
5607 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
5609 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
5610 STRICT_LOW_PART SETs.
5612 2005-09-06 Alan Modra <amodra@bigpond.net.au>
5615 * except.c (sjlj_emit_function_enter): Find the function begin
5616 note even when it's not in first basic block.
5618 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
5620 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
5621 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
5622 * aclocal.m4: Regenerate.
5624 2005-09-05 DJ Delorie <dj@redhat.com>
5626 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
5629 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
5631 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
5632 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
5633 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
5634 Follow spelling conventions.
5635 * doc/invoke.texi: Follow spelling conventions.
5637 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
5639 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
5640 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
5641 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
5643 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
5646 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
5647 (output_stack_adjust): Use gen_tmp_stack_mem.
5648 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
5649 (sh_set_return_address, sh_allocate_initial_value): Likewise.
5650 (sh_get_pr_initial_val): Likewise.
5651 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
5652 (sh_initialize_trampoline): Likewise. Also use adjust_address.
5653 * sh.md (divsi_inv_m0): Use gen_const_mem.
5654 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
5655 (movdf_i4+1): Use gen_tmp_stack_mem.
5656 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
5657 (fpu_switch+2): Likewise.
5658 (movv4sf_i, movv16sf_i): Use adjust_address.
5659 (symGOT_load): Set MEM_NOTRAP_P bit.
5661 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5664 * pa.c (emit_move_sequence): Fix typo in last change.
5666 2005-09-03 Jakub Jelinek <jakub@redhat.com>
5668 PR rtl-optimization/23454
5669 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
5672 2005-09-03 Richard Henderson <rth@redhat.com>
5673 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5676 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
5679 2005-09-02 Nicolas Pitre <nico@cam.org>
5681 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
5682 to bit_count to 32 bits.
5684 2005-08-31 Mark Mitchell <mark@codesourcery.com>
5687 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
5688 generating synthetic loads from volatile lvalues.
5690 005-09-02 Nick Clifton <nickc@redhat.com>
5692 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
5693 __ctzhi2, __clzhi2): New functions.
5695 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
5698 * tree-nested.c (struct var_map_elt): Mark with GTY.
5699 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
5701 (lookup_field_for_decl): Allocate new element in GC memory.
5702 (lookup_tramp_for_decl): Likewise.
5703 (convert_nl_goto_reference): Likewise
5704 (create_nesting_tree): Allocate info in GC memory. Likewise for
5706 (free_nesting_tree): Free with ggc_free instead of free.
5707 (root): New static variable.
5708 (lower_nested_functions): Remove root as local variable. And zero out
5709 root at the end of the function.
5711 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
5713 PR rtl-optimization/20365
5714 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
5715 to short. New member ix.
5716 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
5717 (simplify_plus_minus): Initialize ix members before calling qsort.
5719 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
5721 PR tree-optimization/23626
5722 * tree-cfg.c (replace_uses_by): Clean up eh info.
5724 2005-09-01 DJ Delorie <dj@redhat.com>
5726 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
5729 2005-09-01 David Edelsohn <edelsohn@gnu.org>
5731 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
5732 (rs6000_split_multireg_move): Use replace_equiv_address instead of
5735 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
5737 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
5738 do not issue warning for a variable definition following
5741 2005-09-01 Richard Henderson <rth@redhat.com>
5744 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
5745 conversion to CONST_VECTOR.
5747 2005-09-01 Richard Henderson <rth@redhat.com>
5750 * reload1.c (reload_as_needed): Check !CALL_P before calling
5751 fixup_eh_region_note.
5752 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
5754 2005-09-01 DJ Delorie <dj@redhat.com>
5756 * varasm.c (output_constant): Let the target resolve
5757 conversions of addresses to non-default pointer sizes.
5759 2005-09-01 Nicolas Pitre <nico@cam.org>
5761 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
5762 to alow matching ARM pre-indexed addressing mode.
5763 (arm_override_options): Remove now irrelevant comment.
5765 2005-09-01 Phil Edwards <phil@codesourcery.com>
5767 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
5768 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
5769 * config/i386/vxworks.h: Likewise.
5770 * config/i386/t-vxworksae: New file, for VxWorks AE.
5771 * config/i386/vxworksae.h: Likewise.
5773 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
5775 PR tree-optimization/23410
5776 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
5777 sequence is not wrapping during the first step.
5779 2005-09-01 Jakub Jelinek <jakub@redhat.com>
5782 * dwarf2out.c (base_type_die): Compare char_type_node with
5783 TYPE_MAIN_VARIANT (type), not type.
5785 2005-09-01 Richard Guenther <rguenther@suse.de>
5787 PR tree-optimization/15366
5788 * common.opt: Add -finline-functions-called-once.
5789 Put -fearly-inlining in alphabetically ordered place.
5790 * doc/invoke.texi: Document new option.
5791 * ipa-inline.c (cgraph_decide_inlining): Honour
5792 flag_inline_functions_called_once.
5794 2005-09-01 Jakub Jelinek <jakub@redhat.com>
5796 PR rtl-optimization/23478
5797 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
5798 (alloc_qty): Initialize it.
5799 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
5800 (combine_regs): Combine also n_throwing_calls_crossed fields.
5801 (find_free_reg): Don't attempt to caller-save pseudos crossing
5802 calls that might throw.
5803 * global.c (struct allocno): Add throwing_calls_crossed field.
5804 (global_alloc): Revert 2005-08-22 change. Initialize
5805 throwing_calls_crossed.
5806 (find_reg): Don't attempt to caller-save pseudos crossing calls that
5809 2005-09-01 Alan Modra <amodra@bigpond.net.au>
5812 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
5813 (mask64_operand): Reinstate code prior to 2005-06-11 change.
5814 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
5815 (and64_2_operand): Tweak to use predicate.
5816 (and_operand): Adjust for mask_operand changes.
5817 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
5818 (print_operand): Likewise.
5819 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
5820 (mask64_1or2_operand): Delete.
5821 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
5822 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
5823 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
5824 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
5825 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
5826 (rotldi3_internal4): Likewise.
5827 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
5828 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
5829 (ashldi3_internal7): Likewise.
5830 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
5831 (ashldi3_internal, ashldi3_internal9 split): Likewise.
5832 (anddi3 split): Don't match mask64_operand.
5833 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
5834 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
5835 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
5836 't' splitter predicate.
5837 (movdi_internal64 + 2): Revert 2005-06-11 change.
5839 2005-08-31 DJ Delorie <dj@redhat.com>
5841 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
5842 (m32c_asm_integer): Add support for 32 bit pointers.
5844 2005-08-31 Richard Henderson <rth@redhat.com>
5846 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
5847 component-like references for setting MEM_NOTRAP_P.
5849 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
5850 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
5852 2005-08-31 Richard Henderson <rth@redhat.com>
5854 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
5855 into a pseudo before applying gen_lowpart.
5857 2005-08-31 Geoffrey Keating <geoffk@apple.com>
5859 * doc/install.texi (Specific): Update cctools version required
5860 for full functionality.
5861 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
5862 linkers as -macosx_version_min.
5864 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
5867 * sh.c (print_operand, %R and %S): Add handling of floating point
5868 registers, memory, constants and invalid operands.
5870 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
5872 * ipa-pure-const.c: Change dump name.
5874 2005-08-31 Uros Bizjak <uros@kss-loka.si>
5877 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
5878 to "reg_or_0_operand".
5879 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
5881 2005-08-31 Dale Johannesen <dalej@apple.com>
5883 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
5884 loops that count down.
5886 2005-08-31 Richard Henderson <rth@redhat.com>
5889 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
5890 (fixup_eh_region_note): New.
5891 (reload_as_needed): Call it.
5892 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
5893 don't call find_many_sub_basic_blocks; call verify_flow_info.
5894 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
5895 (keep_stack_depressed): Likewise.
5896 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
5898 2005-08-31 Richard Henderson <rth@redhat.com>
5900 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
5903 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
5905 * expr.c (expand_expr_real_1): Compare size of address
5906 mode to target's address mode size in deciding expansion of
5907 the constant address.
5909 2005-08-31 Richard Guenther <rguenther@suse.de>
5912 * expr.c (all_zeros_p): New function.
5913 (expand_expr_real_1): Handle the case of an all-zero
5914 non-addressable constructor separately.
5916 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
5918 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
5919 arguments, adjust all callers.
5920 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
5922 2005-08-30 Richard Henderson <rth@redhat.com>
5925 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
5926 whenever the mode sizes match.
5928 2005-08-31 Alan Modra <amodra@bigpond.net.au>
5930 * calls.c (load_register_parameters): Fix comment typo.
5931 * expr.c (emit_push_insn): Comment formatting.
5933 2005-08-30 Ian Lance Taylor <ian@airs.com>
5935 * config/i386/x-cygwin (host-cygwin): Change dependency from
5936 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
5938 2005-08-29 Geoffrey Keating <geoffk@apple.com>
5940 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
5943 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
5946 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
5947 call to ggc_collect.
5949 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
5952 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
5953 beginning. Remove $(INCLUDES) from all the rules, if following
5954 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
5956 2005-08-29 Jakub Jelinek <jakub@redhat.com>
5959 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
5960 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
5961 not constant, but maxlen is, don't set len to maxlen, rather
5962 set maxlen to len if len is a constant.
5964 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
5966 PR tree-optimization/23475
5967 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
5970 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
5972 Fix PR middle-end/22455
5974 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
5975 Checksum only the parts of the tree that exist for the tree code.
5977 2005-08-28 Dale Johannesen <dalej@apple.com>
5979 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
5981 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
5983 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
5985 2005-08-28 Richard Henderson <rth@redhat.com>
5987 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
5988 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
5991 2005-08-28 Jakub Jelinek <jakub@redhat.com>
5994 * builtins.c (get_memory_rtx): Don't strip nops
5995 in between COMPONENT_REFs.
5997 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
6000 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
6002 (gimplify_modify_expr): Check for zero sized types and gimplify the
6003 rhs and lhs as statements.
6005 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
6008 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
6009 state for return address column of signal frames.
6011 2005-08-27 David Edelsohn <edelsohn@gnu.org>
6014 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
6015 bytes >= 2 not bytes == 2.
6016 (expand_block_move): Same.
6018 2005-08-27 Richard Guenther <rguenther@suse.de>
6021 * config/i386/sse.md (sse2_movsd): Add missing closing
6024 2005-08-27 Paul Brook <paul@codesourcery.com>
6026 * genrecog.c (enum decision_type): Add DT_num_insns.
6027 (struct decision_test): Add u.num_insns.
6028 (add_to_sequence): Add DT_num_insns test.
6029 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
6030 (write_cond, debug_decision_2): Ditto.
6031 (change_state): Assume peep2_next_insn never fails.
6032 Remove "afterward" argument.
6033 (write afterward, write_tree): Update to match.
6034 * recog.c (peep2_current_count): New variable.
6035 (peep2_next_insn): Check it.
6036 (peephole2_optimize): Set peep2_current_count.
6037 * recog.h (peep2_current_count): Declare.
6039 2005-08-26 Josh Conner <jconner@apple.com>
6042 * ipa-pure-const.c (check_tree): Check for volatile-ness
6043 when considering a dereference.
6045 2005-08-27 Jakub Jelinek <jakub@redhat.com>
6047 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
6049 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6051 PR rtl-optimization/23561
6052 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
6053 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
6054 at most LEN bytes long memory fits into the field.
6055 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
6056 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
6057 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
6059 2005-08-26 Richard Henderson <rth@redhat.com>
6062 * loop.c (biased_biv_may_wrap_p): New.
6063 (maybe_eliminate_biv_1): Use it to suppress non-equality
6064 comparison transformations. Delete disabled code.
6066 2005-08-26 Ian Lance Taylor <ian@airs.com>
6068 * combine.c (make_extraction): Avoid reference outside object.
6070 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
6072 * stor-layout.c (finalize_type_size): Restore behaviour for
6073 non-aggregate types to the status quo ante of the patch for
6074 pr 23467. Document why it matters.
6076 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6079 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
6080 array by one element, initialize the BT_LAST element with NULL.
6082 2005-08-26 David Edelsohn <edelsohn@gnu.org>
6084 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
6085 optimizing for size.
6087 (compare_plus_eqsi): Same.
6088 (plus_eqsi_compare): Same.
6089 (neg_eq0<mode>): Same.
6090 (neg_eq<mode>): Same.
6092 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
6095 2005-08-26 Nick Clifton <nickc@redhat.com>
6097 * config/v850/v850.c (ep_memory_operand): Return FALSE if
6098 TARGET_EP is not defined.
6099 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
6100 TARGET_EP is enabled.
6101 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
6102 * config/v850/v850.md (save_all_interrupt): Only use the EP
6103 register if TARGET_EP is defined.
6104 (restore_all_interrupt): Likewise.
6105 * config/v850/lib1funcs.asm: Update functions so that the EP
6106 register is only used if __EP__ is defined.
6108 2005-08-26 David Ung <davidu@mips.com>
6110 * config/mips/mips.c (mips_expand_prologue): Handle case when
6111 generating for MIPS16 and the outgoing argument area is more than
6112 SMALL_OPERAND. Use the frame pointer as temporary to generate the
6115 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
6117 * config/crx/crx.md: Make doloop_end pattern usage controllable
6118 via mloop-nesting=<max-nesting> command line switch. Make sure
6119 the combiner cannot use doloop_end_<mode> in an illegal way.
6120 * config/crx/crx.c: Use regs up to r6 for argument passing.
6121 Refine crx_address_cost (non cst4 displacements are expensive).
6122 * config/crx/crx.opt: Add switch for mloop-nesting=.
6124 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
6126 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
6127 (UNSPEC_MVST): New constant.
6129 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
6131 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
6132 Reject operands containing eliminable registers.
6133 * testsuite/gcc.dg/20050825-1.c: New testcase.
6135 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6136 Jan Hubicka <jh@suse.cz>
6138 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
6140 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6142 PR tree-optimization/23546
6143 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
6146 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
6148 * params.def (PARAM_MIN_SPEC_PROB): New.
6149 * sched-rgn.c (MIN_PROBABILITY): Delete.
6150 (compute_trg_info): Convert to PARAM_VALUE.
6151 * doc/invoke.texi (param): Document min-spec-prob.
6153 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
6155 * config/darwin.h: define __PIC__
6156 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
6157 TARGET_OS_CPP_BUILTINS macro.
6159 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6161 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
6164 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6166 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
6168 * cfghooks.c (duplicate_block): Added position where to place
6169 new block as argument.
6170 * cfghooks.h (duplicate_block): Declaration changed.
6171 * cfglayout.c (copy_bbs): Add argument after. Pass it to
6173 * cfglayout.h (copy_bbs): Declaration changed.
6174 * cfgloop.h (loop_version): Declaration changed.
6175 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
6176 position to copy_bbs.
6177 (loop_version): Pass position to duplicate_loop_to_header_edge.
6178 Add place_after argument and position new blocks according to
6180 * modulo-sched.c (sms_schedule): Pass place_after argument
6182 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
6183 * tree-cfg.c (split_edge_bb_loc): New function.
6184 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
6185 to determine position of new blocks.
6186 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
6188 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
6189 argument to duplicate_block.
6190 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
6191 Pass position to copy_bbs.
6193 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6195 * fold-const.c (ptr_difference_const): Use
6196 cst_and_fits_in_hwi instead of host_integerp.
6198 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6200 * config/darwin.c (gen_pic_offset): New.
6201 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
6204 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
6206 PR tree-optimization/23486
6207 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
6209 2005-08-23 Phil Edwards <phil@codesourcery.com>
6211 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
6212 remove use_collect2.
6213 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
6215 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
6216 configuration files to override the default value.
6218 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
6219 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
6220 * config/vx-common.h: New file, split out from...
6221 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
6222 * config/vxworksae.h: New file, for VxWorks AE.
6223 * config/vxworks.opt: New file.
6224 * config/vxlib.c: Update for VxWorks 6.
6226 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
6227 other MULTILIB_* variables appropriately.
6228 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
6229 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
6230 * config/rs6000/vxworks.h: Update for VxWorks 6.
6231 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
6233 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
6236 * config/darwin.c (machopic_select_section): Remove the hack to
6237 mark "::operator new" and "::operator delete" for coalescing
6238 even though they are not weak.
6240 2005-08-24 Alan Modra <amodra@bigpond.net.au>
6242 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
6243 * configure: Regenerate.
6245 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6248 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
6250 * convert.c (convert_to_integer, convert_to_vector): Likewise.
6251 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
6254 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6256 * config/rs6000/predicates.md (equality_operator): New.
6257 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
6258 comparison with a large constant.
6260 2005-08-23 Mark Mitchell <mark@codesourcery.com>
6262 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
6264 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
6266 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
6267 registers is even, and we have a hardware double precision fp,
6269 (sh_gimplify_va_arg_expr): For floating point arguments, consider
6270 size of current argument when checking if argument was passed in
6273 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
6276 * stor-layout.c (finalize_type_size): Dont override
6277 existing alignment with a smaller alignment from the mode.
6279 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6281 * lambda-code.c (lambda_vector_lexico_pos): Moved...
6282 * lambda.h (lambda_vector_lexico_pos): ... here.
6283 * tree-data-ref.c (build_classic_dist_vector): Return false when
6284 the distance vector is lexicographically negative.
6286 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6288 PR tree-optimization/23511
6289 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
6290 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
6292 2005-08-23 Jakub Jelinek <jakub@redhat.com>
6294 PR tree-optimization/22043
6295 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
6296 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
6297 If ALLOW_FLEXARR, handle types ending with flexible array member.
6298 Pass false as second argument to recursive count_type_elements calls.
6299 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
6300 argument to count_type_elements call.
6301 * tree-sra.c (decide_block_copy): Likewise.
6302 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
6303 for a constant-sized object, set cleared as well. Pass true as
6304 second argument to count_type_elements call.
6306 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6309 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
6310 from legitimate_small_data_p, and make global. Update use.
6311 Remove forward declaration.
6312 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
6314 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
6316 2005-08-23 David Edelsohn <edelsohn@gnu.org>
6318 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
6319 of scratch intermediates.
6320 (eq<mode>_compare): Same.
6321 (neg_eq0<mode>): New.
6322 (neg_eq<mode>): Convert to define_insn_and_split.
6324 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6327 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
6328 stdarg functions, set/clear the fp marker even when no variable
6330 * config/rs6000/sysv4.opt (mprototype): Describe.
6332 2005-08-22 Jakub Jelinek <jakub@redhat.com>
6334 PR rtl-optimization/23478
6335 * regs.h (reg_info): Add throw_calls_crossed.
6336 (REG_N_THROWING_CALLS_CROSSED): Define.
6337 * flow.c (allocate_reg_life_data): Initialize
6338 REG_N_THROWING_CALLS_CROSSED.
6339 (propagate_one_insn, attempt_auto_inc): Update
6340 REG_N_THROWING_CALLS_CROSSED.
6341 * global.c (global_alloc): Don't allocate pseudos across
6342 calls that may throw.
6344 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
6347 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
6348 value is inbetween the range if we did not find an exact match.
6350 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
6352 * doc/invoke.texi (Option Summary): Add ms1 options.
6353 * doc/extend.texi: Document interrupt handler attribute for ms1.
6354 * doc/md.texi: Document ms1 constraints.
6355 * config.gcc: Add ms1-*-elf.
6356 * config/ms1/ms1.h: New.
6357 * config/ms1/ms1.c: New.
6358 * config/ms1/ms1.md: New.
6359 * config/ms1/ms1-protos.h: New.
6360 * config/ms1/ABI.txt: New.
6361 * config/ms1/crti.asm: New.
6362 * config/ms1/crtn.asm: New.
6363 * config/ms1/lib2extra-funcs.c: New.
6364 * config/ms1/t-ms1: New.
6365 * config/ms1/ms1.opt: New.
6367 2005-08-22 Ira Rosen <irar@il.ibm.com>
6369 * config/rs6000/altivec.md (xorv4sf3): New.
6370 (negv4sf2, neg<mode>2): Likewise.
6372 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
6375 * config/ia64/ia64.md (divsi3): Check divide by zero.
6376 (udivsi3): Likewise.
6378 (udivdi3): Likewise.
6380 2005-08-21 Jakub Jelinek <jakub@redhat.com>
6382 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
6383 up to elem_bitsize bits, not max_bitsize.
6385 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6387 PR tree-optimization/23433
6388 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
6389 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
6391 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6393 PR tree-optimization/23434
6394 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
6395 the iteration bound is not an INTEGER_CST.
6397 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
6399 * tree-vect-transform.c (get_initial_def_for_reduction): Set
6400 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
6401 NULL if need_epilog_adjust is false.
6402 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
6403 Case 3 always peels first itration, not just for PLUS case, and no need
6404 to use scalar_initial_def here. Create an epilog adjustment only if
6405 scalar_initial_def is not NULL.
6407 (vectorizable_reduction): Remove assert.
6409 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
6412 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
6413 (__moddi3): Likewise.
6414 (__udivdi3): Likewise.
6415 (__umoddi3): Likewise.
6416 (__divsi3): Likewise.
6417 (__modsi3): Likewise.
6418 (__udivsi3): Likewise.
6419 (__umodsi3): Likewise.
6421 2005-08-20 Jakub Jelinek <jakub@redhat.com>
6423 * tree-pass.h (TDF_GRAPH): Define.
6424 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
6425 * passes.c (finish_optimization_passes): Only call
6426 finish_graph_dump_file if TDF_GRAPH is set.
6427 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
6428 NULL. Set TDF_GRAPH bit.
6429 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
6431 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
6433 * arm.h (arm_stack_offsets): Add locals_base field.
6434 * arm.c (arm_get_frame_offsets): Compute it.
6435 (thumb_compute_initial_elimination offset): Make the Thumb frame
6436 pointer point to the base of the local variables.
6437 (thumb_expand_prologue): Update accordingly.
6438 (thumb_expand_epilogue): Likewise.
6440 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
6441 mode of clobbered scratch to DImode. Handle a case that's known to
6444 2005-08-19 David Edelsohn <edelsohn@gnu.org>
6446 * config/rs6000/rs6000.md (gt0<mode>): Delete.
6447 (gt0<mode>_compare): Delete.
6448 (neg_gt0<mode>): Delete.
6450 2005-08-19 Eric Christopher <echristo@apple.com>
6452 * optabs.h: Change CTI_ to COI_.
6455 2005-08-19 James E Wilson <wilson@specifix.com>
6457 * builtins.c (expand_builtin_return_addr): Set
6458 current_function_accesses_prior_frames when count != 0. Use
6459 frame_pointer_rtx when count == 0.
6460 * function.h (struct function): Add accesses_prior_frames field.
6461 (current_function_accesses_prior_frames): Define.
6462 * reload1.c (init_elim_table): Check
6463 current_function_accesses_prior_frames.
6464 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
6466 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6468 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
6469 indicator. Return true if the flowgraph changed during
6472 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6475 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
6476 conditional expression before testing its value.
6478 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6480 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
6482 2005-08-19 Devang Patel <dpatel@apple.com>
6484 PR tree-optimization/23048
6485 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
6486 third parameter. Check whether latch is dominated by exit
6488 (if_convertible_loop_p): Supply exit block itself to
6489 if_convertible_bb_p.
6491 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
6494 * arm.md (arm_load_pic_register): Change argument to the mask of
6495 saved registers. Call thumb_find_work_register if we need a
6496 scratch register on Thumb.
6497 (arm_expand_prologue): Pass empty register set to
6498 arm_load_pic_register.
6499 (thumb_expand_prologue): Pass live_regs_mask directly to
6500 arm_load_pic_register.
6501 * arm-protos.h (arm_load_pic_register): Update prototype.
6503 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
6505 * sh.c (find_sole_member): New function.
6506 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
6507 if the record's alignment is larger than the size of its only member.
6509 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
6512 * arm.c (thumb_legitimize_reload_address): New function.
6513 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
6514 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
6516 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
6518 * config/crx/crx.c: Implement crx_decompose_address. Reject
6519 symbolic displacements since CRX register relative adressing
6520 mode can't handle unsigned 32-bit values as displacements.
6521 * config/crx/crx.h: Simplify definitions, remove redundant
6522 parenthesis and obsolete macros.
6523 * config/crx/crx.opt: Add new switch for debugging addresses.
6524 * config/crx/crx-protos.h: Add new declarations for above.
6526 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
6529 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
6532 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6534 * collect2.c (dup2): Delete.
6535 * configure.ac: Don't check for dup2.
6537 * config.in, configure: Regenerate.
6539 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
6541 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
6542 record with the type of its only member.
6544 2005-08-18 David Edelsohn <edelsohn@gnu.org>
6546 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
6547 define_insn_and_split.
6548 (plus_ltu<mode>_compare): Same.
6549 (gtu<mode>_compare): Same.
6550 (plus_gtu<mode>_compare): Same.
6552 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
6554 PR tree-optimization/22228
6555 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
6557 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
6558 are recorded in vect_vnames_to_rename for renaming.
6559 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
6560 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
6561 in vect_vnames_to_rename.
6562 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
6563 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
6565 2005-08-18 Jan Hubicka <jh@suse.cz>
6568 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
6569 info only for local statics, not for member variables.
6571 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6573 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
6575 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6577 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
6579 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
6582 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
6584 2005-08-17 James E Wilson <wilson@specifix.com>
6586 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
6589 2005-08-17 David Edelsohn <edelsohn@gnu.org>
6591 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
6592 (leu<mode>_compare): Same.
6593 (plus_leu<mode>): Same.
6594 (neg_leu<mode>): Same.
6595 (and_neg_leu<mode): Same.
6596 (ltu<mode>_compare): Same.
6597 (plus_ltu<mode>): Same.
6599 (geu<mode>_compare): Same.
6600 (plus_geu<mode>): Same.
6601 (neg_geu<mode>): Same.
6602 (and_neg_geu<mode>): Same.
6603 (plus_gt<mode>): Same.
6604 (gtu<mode>_compare): Same.
6605 (plus_gtu<mode>): Same.
6607 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
6609 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
6610 Move call_table_data to end. Delete spurious .text.
6611 (callt_save_all_interrupt): Fix comment typo.
6613 2005-08-17 James E Wilson <wilson@specifix.com>
6614 Kevin Winchester <winchester@amirix.com>
6617 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
6619 2005-08-17 Uros Bizjak <uros@kss-loka.si>
6622 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
6623 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
6625 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
6627 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
6628 record with the type of its only member if the modes don't match.
6630 * varasm.c (decode_reg_name): Skip empty additional register names.
6632 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
6634 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
6635 lsm_tmp_name_length): New.
6636 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
6637 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
6639 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6640 Andreas Krebbel <krebbel1@de.ibm.com>
6642 * config.gcc: Added z9-109 switch.
6643 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
6644 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
6645 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
6646 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
6647 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
6648 for "z9_109" cpu attribute.
6649 * config/s390/s390.c (z9_109_cost): New processor cost structure.
6650 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
6651 (s390_handle_arch_option): Added z9-109 switch.
6652 (override_options): Set respective cost function for z9-109.
6653 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
6654 (legitimate_reload_constant_p): Accept extended immediates.
6655 (print_operand): Three new output modifiers added: k, m and o.
6656 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
6657 (s390_output_mi_thunk): Use extended immediate when possible.
6658 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
6659 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
6660 (CONSTRAINT_LEN): Added length of O constraint.
6661 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
6662 * config/s390/s390.md ("cpu"): New value z9_109 added.
6663 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
6664 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
6665 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
6666 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
6667 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
6668 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
6669 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
6670 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
6671 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
6672 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
6673 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
6674 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
6675 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
6676 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
6677 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
6679 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
6680 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
6681 insns for TARGET_EXTIMM.
6683 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
6685 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
6687 2005-08-17 Nick Clifton <nickc@redhat.com>
6689 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
6690 Call default_encode_section_info.
6692 2005-08-17 Steven Bosscher <stevenb@suse.de>
6694 PR tree-optimization/21574
6695 * tree-ssa-ccp.c (likely_value): If the right hand side is a
6696 constant, return CONSTANT.
6697 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
6698 (ccp_fold, visit_assignment): Likewise.
6699 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
6701 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
6703 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
6704 fold_buildN instead of buildN then fold_initializer or fold.
6705 (build_unary_op): Likewise.
6706 (build_binary_op): Likewise.
6707 * fold-const.c (fold_initializer): Remove.
6708 (fold_build1_initializer): New function.
6709 (fold_build2_initializer): New function.
6710 (fold_build3_initializer): New function.
6711 * tree.h (fold_initializer): Remove.
6712 (fold_build1_initializer): New function.
6713 (fold_build2_initializer): New function.
6714 (fold_build3_initializer): New function.
6716 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
6718 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
6719 (try_move_mult_to_index): Call fold_build2 instead of build2.
6720 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
6721 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
6722 fold_binary_to_constant.
6723 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
6725 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
6726 check if A == gcd (A, B). Remove TYPE argument.
6727 (analyze_offset) Use fold_build2 instead of fold (build.
6728 (create_data_ref): Likewise.
6729 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
6730 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
6733 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
6735 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
6736 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
6738 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
6741 * gimplify.c (zero_sized_type): New function.
6742 (gimplify_modify_expr_rhs): If we have a zero sized type,
6743 replace the statement with an empty statement.
6745 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
6747 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
6750 2005-08-16 Ian Lance Taylor <ian@airs.com>
6752 * doc/tm.texi (Label Output): Correct typo.
6754 2005-08-16 Steven Bosscher <stevenb@suse.de>
6757 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
6758 force_operand will work later on using have_insn_for.
6760 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6762 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
6764 2005-08-16 Ian Lance Taylor <ian@airs.com>
6767 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
6768 vector type, don't try to construct it element by element. Add an
6769 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
6771 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6773 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
6775 2005-08-16 Geoffrey Keating <geoffk@apple.com>
6777 * doc/invoke.texi (Precompiled Headers): Document some more options
6778 which are known to be safe.
6780 2005-08-16 James E Wilson <wilson@specifix.com>
6782 PR tree-optimization/21105
6783 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
6784 TREE_OVERFLOW check.
6786 2005-08-16 David Edelsohn <edelsohn@gnu.org>
6788 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
6789 (neg_ltu<mode>): Same.
6791 (neg_gtu<mode>): Same.
6793 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6795 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
6796 (fold_builtin_isdigit): Use fold_buildN.
6797 (build_function_call_expr): Likewise.
6798 * c-typeck.c (c_finish_loop): Likewise.
6800 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
6801 Richard Shann <rshann@superh.com>
6803 PR middle-end/20396:
6804 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
6806 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
6808 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
6810 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
6813 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
6814 arm_compure_save_reg0_reg12_mask to determine when the PIC register
6817 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6820 * fold-const.c (build_range_check): Disable optimization for function
6821 pointer expressions on targets that require function pointer
6824 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
6826 * simplify-rtx.c (simplify_const_relational_operation): When
6827 extracting arguments of a COMPARE, recompute the mode as well.
6829 2005-08-15 Ian Lance Taylor <ian@airs.com>
6831 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
6833 2005-08-15 DJ Delorie <dj@redhat.com>
6835 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
6837 (movsi_splittable): Allow, but split, moves to the stack.
6838 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
6841 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6843 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
6844 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
6845 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
6847 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
6848 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
6849 Delete HOST_PTR_PRINTF.
6851 * configure, config.in: Regenerate.
6853 2005-08-15 David Edelsohn <edelsohn@gnu.org>
6855 * config/rs6000/rs6000.md (QHSI): New mode macro.
6856 (wd): Extend mode attr for QImode and HImode
6857 (dbits): New mode attr.
6858 (zero_extend<mode>di2): Convert to mode macro.
6860 2005-08-15 Steve Ellcey <sje@cup.hp.com>
6863 * doc/invoke.texi (-mgnu-ld): Update description.
6866 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
6869 * Makefile.in (tree-chrec.o): Depends on real.h.
6870 * tree-chrec.c: Include real.h.
6871 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
6872 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
6873 * tree-scalar-evolution.c (add_to_evolution_1,
6874 interpret_rhs_modify_expr): Ditto.
6876 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
6879 * tree-data-ref.c (estimate_niter_from_size_of_data): When
6880 step is negative compute the estimation from init downwards to zero.
6882 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
6884 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
6886 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
6888 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
6890 (legitimate_reload_constant_p): Fix handling of lliXX operands.
6891 Accept double-word constants that can be split.
6892 * config/s390/s390.md ("movti"): Use 'P' constraint.
6893 ("*movdi_31", "*movdf_31"): Likewise.
6895 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
6897 Fix PR tree-optimization/22615
6899 * tree-ssa-structalias.c (solution_set_add): Handle
6900 first_vi_for_offset returning NULL.
6901 (do_da_constraint): Ditto.
6902 (do_sd_constraint): Ditto.
6903 (do_ds_constraint): Ditto
6904 (find_func_aliases): Ditto.
6905 (build_constraint_graph): RHS is allowed be ANYTHING.
6906 (first_vi_for_offset): Return NULL if we couldn't find anything at
6909 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
6911 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
6912 over memory as first operand.
6914 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
6917 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
6918 available for setting it.
6920 2005-08-14 Ira Rosen <irar@il.ibm.com>
6922 PR tree-optimization/23320
6923 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
6924 data-refs' types instead of base object nullness. Add check for
6925 pointer type data-refs before first location comparison. Remove
6928 2005-08-14 Andreas Schwab <schwab@suse.de>
6930 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
6932 2005-08-13 James E Wilson <wilson@specifix.com>
6934 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
6935 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
6936 -fstack-protector-all, --param ssp-buffer-size): Document.
6937 (-Wvariadic-macros): Alphabetize.
6938 (-fsched-stalled-insns-dep): Add missing 'f'.
6940 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
6943 2005-08-13 David Edelsohn <edelsohn@gnu.org>
6945 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
6946 or indirect address operand.
6947 (EXTRA_ADDRESS_CONSTRAINT): New.
6948 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
6950 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
6952 PR tree-optimization/22236
6953 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
6954 successors and predecessors.
6955 * tree-chrec.c (chrec_convert): Before converting, check that
6956 sequences don't wrap.
6957 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
6958 (analyze_array): Extern.
6959 (find_data_references_in_loop): Remove call to
6960 compute_estimated_nb_iterations.
6961 * tree-data-ref.h (analyze_array): Declared.
6962 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
6963 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
6964 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
6965 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
6967 * tree-ssa-loop-ivcanon.c: Fix documentation.
6968 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
6969 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
6970 (infer_loop_bounds_from_undefined): New.
6971 (estimate_numbers_of_iterations_loop): Use
6972 infer_loop_bounds_from_undefined.
6973 (used_in_pointer_arithmetic_p): New.
6974 (scev_probably_wraps_p): Pass an extra parameter. Call
6975 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
6976 (convert_step): Fix documentation.
6977 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
6978 Use initial_condition_in_loop_num and evolution_part_in_loop_num
6979 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
6980 scev_probably_wraps_p.
6982 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
6984 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
6985 (s390_register_info): Ignore clobbered_regs information for fixed
6986 registers, and only fixed registers.
6987 (s390_init_frame_layout): Remove redundant call.
6989 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
6991 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
6992 description of -Wold-style-casts.
6994 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6995 Jakub Jelinek <jakub@redhat.com>
6997 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6998 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
6999 * config/s390/s390.c (print_operand): New output modifier 'G' added.
7000 (get_thread_pointer): Renamed to s390_get_thread_pointer.
7001 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
7002 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
7003 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
7004 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7005 ("stack_protect_set", "stack_protect_test"): New expanders.
7006 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
7007 "stack_protect_testdi"): New insn definitions.
7009 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7011 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
7013 2005-08-12 Paul Brook <paul@codesourcery.com>
7015 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
7017 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7019 * config/s390/predicates.md (setmem_operand): New predicate.
7020 (shift_count_operand): Accept ANDs with special constants as
7022 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
7023 with special constants.
7024 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
7025 shift_count_operand with setmem_operand.
7027 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7029 * config/s390/s390.c (s390_extract_part, s390_single_part):
7031 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
7032 (s390_output_mi_thunk): Don't use lg on 31 bit.
7033 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
7034 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
7036 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7038 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
7039 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
7040 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
7041 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
7042 with one of the new macros.
7044 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7046 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
7047 Don't set save_return_addr_p.
7048 (s390_register_info): Make clobbered_regs not depending on
7051 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7053 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
7054 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
7056 2005-08-11 James E. Wilson <wilson@specifix.com>
7058 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
7060 2005-08-11 Jakub Jelinek <jakub@redhat.com>
7062 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
7063 locations gathered by var-tracking in single entry loc_list
7064 over loc_descriptor_from_tree.
7066 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
7067 pass it down to loc_descriptor.
7068 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
7069 (containing_function_has_frame_base): Move earlier in the file.
7070 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
7071 instead of always assuming fbreg can't be used.
7073 2005-08-11 David Edelsohn <edelsohn@gnu.org>
7075 * config/rs6000/altivec.md: Change constraint "m" to "Z".
7076 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7077 Accept address wrapped in AND for Altivec.
7078 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7079 Strip AND wrapping offset address for Altivec.
7081 2005-08-11 Richard Henderson <rth@redhat.com>
7084 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
7085 before using TYPE_IS_SIZETYPE.
7087 2005-08-11 Richard Henderson <rth@redhat.com>
7090 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
7091 insn types not present on ev4.
7092 (alphaev5_insn_pipe): Similarly.
7094 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
7097 * arm.c (arm_override_options): If the user has selected callee-super-
7098 interworking, then enable normal interworking.
7100 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7102 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
7105 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
7107 * doc/rtl.texi: Fix two typos.
7109 2005-08-11 Richard Guenther <rguenther@suse.de>
7112 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
7113 cases where we call to/from functions returning void.
7115 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
7118 * tree.c (build_pointer_type_for_mode): Robustify.
7120 2005-08-10 James E Wilson <wilson@specifix.com>
7122 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
7123 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
7125 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
7128 2005-08-10 Eric Christopher <echristo@apple.com>
7130 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
7131 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
7134 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
7137 * config/darwin.c (machopic_indirect_data_reference): Use a new register
7138 for the high part when generating dynamic-no-pic code.
7140 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
7142 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
7143 (x86_64-*-linux*): Likewise.
7145 * config/i386/crtfastmath.c: New file.
7146 * config/i386/t-crtfm: Likewise.
7148 * config/i386/linux.h (ENDFILE_SPEC): New.
7149 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
7151 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7154 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
7156 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
7157 (vec_shl, vec_shr): Document new operations.
7158 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
7160 2005-08-10 David Edelsohn <edelsohn@gnu.org>
7162 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
7163 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
7164 change predicate to indexed_or_indirect_address.
7166 2005-08-10 Richard Sandiford <richard@codesourcery.com>
7168 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
7169 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
7170 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
7171 and __aeabi_uwrite8.
7172 * config/arm/unaligned-funcs.c: New file.
7173 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
7175 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
7177 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
7179 * cfglayout.c (pass_insn_locators_initialize): Add dump.
7180 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
7182 * except.c (pass_convert_to_eh_region_ranges): Add dump.
7183 * final.c (pass_shorten_branches): Add dump.
7184 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
7185 (pass_life): Rename dump.
7186 (rest_of_handle_flow2): Remove initial verify_flow_info.
7187 * function.c (pass_instantiate_virtual_regs): Add dump.
7188 * integrate.c (pass_initial_value_sets): Add dump.
7189 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
7190 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
7191 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
7192 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
7193 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
7194 gate_rtl_unrool_and_peel_loops): New.
7195 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
7196 rtl_doloop): Do not look at flags.
7197 * mode-switching.c (pass_mode_switching): Add dump.
7198 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
7199 pass_split_before_regstack): Add dump.
7200 * regmove.c (pass_stack_adjustments): Add dump.
7201 * tree-optimize.c (pass_fixup_cfg): Add dump.
7203 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7206 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
7207 deciding which instruction sequence to use.
7209 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
7211 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
7212 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
7214 2005-08-09 Richard Guenther <rguenther@suse.de>
7216 * c-common.c (builtin_function_2): Remove.
7217 (def_builtin_1): New function.
7218 (c_common_nodes_and_builtins): Use def_builtin_1 to
7219 build builtin functions.
7221 2005-08-09 Jie Zhang <jie.zhang@analog.com>
7223 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
7224 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7225 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
7228 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7230 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
7231 fold_binary instead of fold_build2 since we don't care about the
7233 (loop_niter_by_eval): Likewise.
7234 (compare_trees): Likewise.
7235 (proved_non_wrapping_p): Likewise.
7237 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7241 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
7242 if the if is really empty.
7244 2005-08-09 Steven Bosscher <stevenb@suse.de>
7246 PR tree-optimization/23234
7247 * tree-ssa-math-opts.c (place_reciprocal): New enum.
7248 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
7249 argument of the new enum.
7250 (execute_cse_reciprocals): Add reciprocals for function arguments
7251 on the unique successor edge of the entry block. Update other calls
7252 to execute_cse_reciprocals_1.
7254 2005-08-08 Richard Henderson <rth@redhat.com>
7257 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
7259 2005-08-08 Bob Wilson <bob.wilson@acm.org>
7261 * expr.c (write_complex_part): Return after handling MEM.
7263 2005-08-08 Josh Conner <jconner@apple.com>
7265 PR rtl-optimization/23241
7266 * combine.c (simplify_comparison): Fix error in determining
7267 whether to lift a subreg from comparison.
7269 2005-08-08 David Edelsohn <edelsohn@gnu.org>
7272 * config/rs6000/altivec.md (vec_init<mode>): New.
7273 (vec_set<mode>): New.
7274 (vec_extract<mode>): New.
7275 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
7276 (rs6000_expand_vector_set): New.
7277 (rs6000_expand_vector_extract): New.
7278 (rs6000_legitimate_offset_address_p): Offset addresses are valid
7279 for Altivec modes before reload.
7280 (altivec_expand_vec_init_builtin): New.
7281 (get_element_number): New.
7282 (altivec_expand_vec_set_builtin): New.
7283 (altivec_expand_vec_ext_builtin): New.
7284 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
7286 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
7288 * config/rs6000/rs6000.h (rs6000_builtins): Add
7289 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
7290 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
7291 * config/rs6000/rs6000-protos.h: Declare new functions.
7293 2005-08-08 Jan Hubicka <jh@suse.cz>
7295 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
7296 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
7297 * i386.md (movdi*): Use pic_32bit_operand.
7298 * predicates.md (pic_32bit_operand): New.
7300 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
7303 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
7305 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
7307 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
7308 (test_for_singularity): Use fold_build2.
7310 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7312 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
7314 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
7316 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
7317 (COMMON_ASM_OP) Define.
7318 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
7319 (ix86_encode_section_info): Likewise.
7320 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
7321 SUBTARGET_ENCODE_SECTION_INFO.
7323 2005-08-06 Richard Henderson <rth@redhat.com>
7326 * tree-nested.c (convert_local_reference): Save and restore val_only
7327 around component_ref and friends. Clear walk_subtrees by default.
7329 2005-08-06 Peter O'Gorman <peter@pogma.com>
7332 * gcc.c (process_command): Check the argument to -b has a dash.
7333 * doc/invoke.texi: Update -b and -V docs.
7335 2005-08-06 James E Wilson <wilson@specifix.com>
7337 * config/mips/cross64.h, config/mips/t-cross64: Delete.
7339 2005-08-06 Michael Matz <matz@suse.de>
7341 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
7342 member only if only one insn is associated with the value.
7344 2005-08-06 Nick Clifton <nickc@redhat.com>
7346 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
7348 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
7349 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
7350 Check symbol flags instead of symbol name mangling.
7351 (xstormy16_asm_output_aligned_common): Likewise. Also
7352 simplify code since the bss100_section cass is the only case
7353 where the below100 code will be triggered.
7354 (xstormy16_encode_section_info): Encode below100 attribute
7355 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
7357 (xstormy16_strip_name_encoding): Delete - this function is no
7359 (TARGET_STRIP_NAME_ENCODING): Undefine.
7360 * config/stormy16/stormy16-protos.h: Delete prototype for
7361 xstormy16_strip_name_encoding.
7363 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
7365 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
7366 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
7367 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
7368 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
7369 config/alpha/predicates.md, config/arc/arc.h,
7370 config/arm/arm.h, config/arm/ieee754-df.S,
7371 config/arm/ieee754-sf.S, config/bfin/bfin.c,
7372 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
7373 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
7374 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
7375 config/m68hc11/m68hc11.h, config/mips/mips.c,
7376 config/mips/mips.h, config/mips/openbsd.h,
7377 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
7378 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
7379 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7380 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7381 config/sparc/linux.h, config/sparc/linux64.h,
7382 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
7383 doc/extend.texi, doc/gcov.texi, doc/install.texi,
7384 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
7385 typos. Follow spelling conventions.
7387 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
7390 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
7391 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
7392 specially. Check for side effects only for COND_EXPR.
7393 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
7394 return with TREE_NO_WARNING.
7396 2005-08-06 Richard Sandiford <richard@codesourcery.com>
7398 PR rtl-optimization/23233
7399 * loop.c (combine_movables): Require the modes to be the same.
7400 (move_movables): Remove handling of cases where the replacement
7401 had a different mode to the original.
7403 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
7405 PR tree-optimization/23128
7406 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
7407 subtraction wrap, and set TREE_OVERFLOW if they do.
7409 2005-08-05 Richard Henderson <rth@redhat.com>
7412 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
7413 FORCED_LABEL labels.
7415 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
7418 * reload.c (find_reloads_subreg_address): Pass down TYPE
7419 unchanged. Change all callers except find_reloads_toplev.
7421 2005-08-05 Michael Matz <matz@suse.de>
7423 * genattrtab.c (current_alternative_string): Remove.
7424 (SIMPLIFY_ALTERNATIVE): Ditto.
7425 (attr_alt_bit_p): Ditto.
7426 (alternative_name): Make const char *.
7427 (evaluate_eq_attr): Remove use of above things.
7428 (simplify_test_exp): Ditto.
7429 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
7430 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
7432 2005-08-04 James E Wilson <wilson@specifix.com>
7434 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
7435 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
7436 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
7437 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
7438 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
7440 2005-08-04 Richard Henderson <rth@redhat.com>
7443 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
7444 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
7445 * tree-sra.c (decide_block_copy): Use it. Disable element copy
7446 if we'd have to instantiate too many members.
7448 2005-08-04 Richard Henderson <rth@redhat.com>
7451 * tree-outof-ssa.c (coalesce_asm_operands): New.
7452 (coalesce_ssa_name): Use it. Split out ...
7453 (coalesce_phi_operands, coalesce_result_decls): ... these.
7455 2005-08-04 Paul Brook <paul@codesourcery.com>
7457 * read-rtl.c (read_quoted_string): Break if EOF.
7459 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
7461 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
7462 (fold_build2): Likewise.
7463 (fold_build3): Likewise.
7464 (fold_build1_stat): New function prototype.
7465 (fold_build2_stat): Likewise.
7466 (fold_build3_stat): Likewise.
7467 * fold-const.c (fold_build1): Rename to ..
7468 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7469 through to build1_stat.
7470 (fold_build2): Rename to ..
7471 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7472 through to build2_stat.
7473 (fold_build3): Rename to ..
7474 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7475 through to build3_stat.
7477 2005-08-04 David Edelsohn <edelsohn@gnu.org>
7478 Ian Lance Taylor <ian@airs.com>
7480 * function.c (assign_stack_local_1): Do not correct stack slot
7481 address if allocation size is smaller than mode size.
7483 2005-08-04 Diego Novillo <dnovillo@redhat.com>
7486 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
7487 (tree_merge_blocks): Propagate anything allowed by
7489 Clarify documentation.
7490 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
7491 SSA form, schedule an update if necessary.
7493 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
7495 * doc/install.texi (Binaries): Remove broken link to
7496 Sinix/Reliant Unix binaries.
7498 2005-08-03 Richard Henderson <rth@redhat.com>
7501 * function.c (stack_protect_epilogue): Export.
7502 * tree.h (stack_protect_epilogue): Declare.
7503 * calls.c (expand_call): Call it.
7505 2005-08-03 Eric Christopher <echristo@apple.com>
7507 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
7508 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
7511 2005-08-04 Jan Hubicka <jh@suse.cz>
7513 * profile.c (branch_prob): Split edges with goto locus on them
7514 to get proper line counts.
7515 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
7517 2005-08-03 Paul Brook <paul@codesourcery.com>
7519 * function.c (assign_parms): Round current_function_args_size
7520 to PARM_BOUNDARY, not STACK_BOUNDARY.
7522 2005-08-03 Geoffrey Keating <geoffk@apple.com>
7524 * config/i386/i386.c (x86_elf_aligned_common)
7525 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
7527 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
7529 PR tree-optimization/23157
7530 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
7531 before emitting them.
7533 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7535 PR tree-optimization/19899
7536 * Makefile.in (tree-scalar-evolution.o): Add real.h.
7537 * tree-scalar-evolution.c: Include real.h.
7538 (add_to_evolution): Build constant -1 of correct type.
7540 2005-08-03 Jan Hubicka <jh@suse.cz>
7542 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
7543 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
7544 profile updating for complette unrolling.
7545 * loop-unroll.c (peel_loop_completely): Use it.
7546 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
7547 (tree_unroll_loops_completely): Disable code growing unrolling of cold
7550 2005-08-03 Paul Brook <paul@codesourcery.com>
7552 * combine.c (can_change_dest_mode): New function.
7553 (try_combine, simplify_set): Use it.
7555 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
7557 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
7560 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
7562 * doc/install.texi (Specific): Adjust link to openavr.org.
7563 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
7564 (Binaries): Adjust HP-UX Porting Center link.
7565 (Binaries): Adjust Free Software Foundation ordering link.
7567 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
7569 * convert.c (convert_to_integer): Use fold_build1 instead of
7570 build1 when converting an integer to an integer.
7572 2005-08-02 Richard Henderson <rth@redhat.com>
7574 * combine.c (combine_instructions): Don't use reg_equal/equiv
7575 results if the mode doesn't match.
7577 2005-08-02 Mark Mitchell <mark@codesourcery.com>
7579 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
7580 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
7582 2005-08-02 Richard Henderson <rth@redhat.com>
7585 * explow.c (memory_address): Remove special-case for
7586 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
7588 2005-08-02 Diego Novillo <dnovillo@redhat.com>
7591 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
7592 number of calls to cleanup_tree_cfg_1.
7594 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
7596 * doc/invoke.texi: document file extensions .F90 and .F95
7598 2005-08-02 Richard Guenther <rguenther@suse.de>
7600 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
7601 positive if its first argument is positive.
7603 2005-08-02 Richard Guenther <rguenther@suse.de>
7605 PR tree-optimization/23177
7606 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
7609 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
7611 PR tree-optimization/23129
7612 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
7613 varying for divisions with anti-ranges.
7615 2005-08-02 Jan Hubicka <jh@suse.cz>
7617 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
7618 * tree-ssa-threadupdate.c (thread_block): Add it here.
7620 2005-08-01 James E Wilson <wilson@specifix.com>
7622 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
7623 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
7624 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
7626 * config/mips/predicates.md (const_call_insn_operand): Add check for
7627 SYMBOL_REF_LONG_CALL_P.
7628 * doc/extend.texi (long_call): Document the new attribute.
7630 2005-08-01 Ian Lance Taylor <ian@airs.com>
7631 Richard Henderson <rth@redhat.com>
7633 * Makefile.in (RTL_BASE_H): Add real.h.
7634 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
7636 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
7638 * rtl.c (rtl_check_failed_code_mode): New.
7639 * rtl.h (struct rtx_def): Add u.rv.
7640 (XCMWINT, XCNMPRV): New.
7641 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
7642 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
7644 2005-08-01 Richard Henderson <rth@redhat.com>
7646 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
7647 with auto-inc codes.
7649 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
7651 2005-08-01 Jan Hubicka <jh@suse.cz>
7653 * i386-protos.h (asm_preferred_eh_data_format): Declare.
7654 * i386.c: Include dwarf2.h
7655 (asm_preferred_eh_data_format): New.
7656 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
7658 2005-08-01 Ian Lance Taylor <ian@airs.com>
7660 * config/host-linux.c (linux_gt_pch_get_address): Add new name
7661 randomize_va_space for virtual address randomization control.
7663 2005-08-01 Steven Bosscher <stevenb@suse.de>
7665 * common.opt (flag_ipa_cp): Put in right place to maintain
7668 2005-08-01 Jan Hubicka <jh@suse.cz>
7670 * profile.c (compute_value_histograms): Fix thinko.
7671 * value-prof.c: Include toplev.h
7672 (check_counter): New function.
7673 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7674 tree_mod_subtract_transform): Add sanity check.
7676 2005-08-01 Richard Guenther <rguenther@suse.de>
7678 PR tree-optimization/23133
7679 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
7680 current functions parameter decls to find defs to cse
7683 2005-08-01 Richard Guenther <rguenther@suse.de>
7685 PR tree-optimization/23109
7686 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
7687 If trapping math is in effect, use post-dominator information
7688 to check if we'd in any case reach a trapping point before
7689 doing the reciprocal insertion.
7690 (execute_cse_reciprocals): Compute post-dominators, if necessary.
7691 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
7692 expressions are invariant only if trapping math is not in effect.
7694 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
7696 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
7697 cgraph_function_versioning): New declarations.
7698 * cgraphunit.c: Add include to ipa-prop.h.
7699 (update_call_expr, cgraph_copy_node_for_versioning,
7700 cgraph_function_versioning): New functions.
7701 * integrate.c (copy_decl_for_inlining): Remove.
7702 * ipa-prop.h (ipa_replace_map): New struct.
7703 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
7704 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
7705 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
7706 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
7707 ipcp_iterate_stage, ipcp_method_scale_print,
7708 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
7709 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
7710 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
7711 ipcp_update_bb_counts, ipcp_update_profiling,
7712 ipcp_update_edges_counts): New functions.
7713 (ipcp_method_cval_init): Remove restriction regarding local methods.
7714 (ipcp_init_stage): Add ipcp_method_compute_scale.
7715 (ipcp_insert_stage): Add versioning.
7716 (ipcp_structures_print): Add ipcp_method_scale_print.
7717 (ipcp_driver): Dump profiling info.
7718 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
7719 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
7720 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
7721 (struct inline_data): Add versioning_p, ipa_info, new fields.
7722 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
7723 declare_return_variable): Replace calls to copy_decl_for_inlining with
7725 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
7727 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
7728 Add argument VERSIONING.
7729 (copy_arguments_for_versioning, copy_static_chain,
7730 function_versionable_p, tree_versionable_function_p,
7731 tree_function_versioning, replace_ref_tree): New functions.
7732 * tree-inline.h: Include varray.h.
7733 (tree_versionable_function_p, tree_function_versioning,
7734 tree copy_decl_for_dup): New declarations.
7736 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
7738 * ipa-cp.c: New file. Contains IPCP specific functionality.
7739 * ipa-prop.h: New file. Contains structures/definitions that can be
7740 used by several interprocedural data flow optimizations (and also IPCP).
7741 * ipa-prop.c: New file.
7742 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
7743 * common.opt: Add ipa-cp flag.
7744 * timevar.def: Add IPCP optimization.
7745 * tree-optimize.c (init_tree_optimization_passes): Schedule
7747 * tree-pass.h (pass_ipa_cp): Declare.
7749 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
7751 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
7752 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
7753 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
7754 config/i386/i386.c, config/mips/mips.h,
7755 config/rs6000/rs6000.h, config/sh/sh.c,
7756 config/stormy16/stormy16.c: Fix comment typos.
7758 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
7761 * c-typeck.c (build_binary_op): Use common_type wrapper on
7763 (common_type): Update comment.
7765 2005-07-31 Steven Bosscher <stevenb@suse.de>
7768 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
7769 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
7770 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
7772 2005-07-31 Jan Hubicka <jh@suse.cz>
7774 * pretty-print.h (pp_widest_integer): New macro.
7775 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
7778 2005-07-31 Jan Hubicka <jh@suse.cz>
7780 * output.h (enum section_category): Export from varasm.c
7781 (categorize_decl_for_section): Likewise.
7782 * varasm.c (enum section_category): Kill.
7783 (categorize_decl_for_section): Make global.
7784 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
7786 * i386.c (ix86_section_threshold): New static variable.
7787 (ix86_in_large_data_p, ix86_encode_section_info,
7788 x86_64_elf_unique_section,
7789 x86_64_elf_select_section): New functions.
7790 (TARGET_ENCODE_SECTION_INFO): Define
7791 (override_options): Enable medium model for PIC.
7792 (ix86_expand_prologue): Expand gen_set_got_rex64.
7793 (legitimate_constant_p): Handle new UNSPECs.
7794 (legitimate_pic_address_disp_p): Likewise.
7795 (legitimize_pic_address): Lower MEDIUM model addressing.
7796 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
7797 (enum cmodel): Add MEDIUM_PIC.
7798 (SYMBOL_REF_FAR_ADDR_P): New macro.
7799 (SYMBOL_FLAG_FAR_ADDR): New flag.
7800 * i386.md (movdi): Support medium model.
7801 (set_got_rex64): New pattern.
7802 * i386.opt (mlarge-data-threshold): New flag.
7803 * predicates.md (zext_operand/sext_operand): Deal with medium model.
7804 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
7805 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
7806 TARGET_ASM_UNIQUE_SECTION): New.
7808 * invoke.texi (-mlarge_data_threshold): Document
7810 2005-07-31 Jan Hubicka <jh@suse.cz>
7812 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
7813 (coalesce_vars): Likewise.
7814 * tree-ssa-live.c (coalesce_cost): New.
7815 (build_tree_conflict_graph): Use coalesce_cost.
7816 * tree-ssa-live.h (coalesce_cost): Declare.
7818 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
7820 * arm.md (all peepholes for post-increment operations): Delete.
7821 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
7822 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
7823 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
7824 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
7825 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
7827 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
7829 * fold-const.c (tree_expr_nonnegative_p): Always return true for
7832 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
7835 * doc/invoke.texi: Document -rdynamic.
7837 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
7840 * c-parser.c (c_parser_parms_list_declarator): Call
7841 mark_forward_parm_decls.
7842 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
7843 decls with visibility structure.
7845 2005-07-30 Paul Brook <paul@codesourcery.com>
7847 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
7849 2005-07-30 Paul Brook <paul@codesourcery.com>
7851 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
7853 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
7855 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
7857 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7860 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
7861 nested function declarators.
7862 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
7863 (grokparms): Call warn_if_shadowing for parameters used within the
7865 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
7866 not used within the parameter list.
7867 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
7869 2005-07-30 Jan Hubicka <jh@suse.cz>
7871 * expr.c (expand_expr_real_1): Do not load mem targets into register.
7872 * i386.c (ix86_fixup_binary_operands): Likewise.
7873 (ix86_expand_unary_operator): Likewise.
7874 (ix86_expand_fp_absneg_operator): Likewise.
7875 * optabs.c (expand_vec_cond_expr): Validate dest.
7877 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7880 * real.c (real_from_string): Also set last bit if there is a
7881 nonzero hex digit beyond GCC's internal precision after ".".
7883 2005-07-29 David Edelsohn <edelsohn@gnu.org>
7885 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
7886 define_constants. Change duplicate values to unassigned numbers.
7887 Change UNSPEC_SUBS to UNSPEC_VSUBS.
7888 (*altivec_vspltsf): New.
7889 (altivec_vperm_v4sf): Delete.
7890 (altivec_vperm_<mode>): Use mode macro V.
7891 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
7892 (altivec_predicate_v4sf): Delete.
7893 (altivec_predicate_<mode>): Use mode macro V.
7894 (*altivec_lvesfx): New.
7895 (*altivec_stvesfx): New.
7896 (vec_realign_load_v4sf): Delete.
7897 (vec_realign_load_<mode>): Use mode macro V.
7898 * config/rs6000/rs6000.c (generate_set_vrsave): Use
7901 2005-07-29 Mark Mitchell <mark@codesourcery.com>
7904 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
7906 * configure: Regenerated.
7908 2005-07-29 Paul Brook <paul@codesourcery.com>
7910 * doc/install.texi: Add link to GFortran binaries wiki page.
7912 2005-07-29 David Ung <davidu@mips.com>
7914 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
7915 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
7916 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
7917 * config/mips/mips.md (cpu): Add 5kf name.
7918 (includes): Includes 5k.md.
7919 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
7920 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
7923 2005-07-29 Diego Novillo <dnovillo@redhat.com>
7926 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
7927 (cleanup_tree_cfg): ... here.
7928 Call cleanup_tree_cfg_1 until there are no more cleanups to
7931 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
7933 * tree-vrp.c (compare_range_with_value): Return true or false
7934 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
7935 EQ_EXPR respectively.
7937 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
7939 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
7942 2005-07-29 Diego Novillo <dnovillo@redhat.com>
7944 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
7945 (tree_ssa_dominator_optimize): Increment it.
7946 (dump_dominator_optimization_stats): Print it.
7948 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
7949 Steven Bosscher <stevenb@suse.de>
7951 PR rtl-optimization/23117
7952 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
7953 when head == tail. Tidy comment.
7955 2005-07-28 Richard Henderson <rth@redhat.com>
7957 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
7958 * cselib.c (rtx_equal_for_cselib_p): Likewise.
7959 * jump.c (rtx_renumbered_equal_p): Likewise.
7960 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
7961 CONST_INT and CONST_DOUBLE.
7962 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
7963 * reload.c (operands_match_p): Special case CONST_INT and
7964 CONST_DOUBLE; check mode earlier.
7966 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7969 * c-typeck.c (convert_for_assignment): Do not check
7970 DECL_IN_SYSTEM_HEADER on NULL fundecl.
7972 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7975 * c-typeck.c (composite_type): Prefer constant size arrays to
7978 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7981 * real.c (real_from_string): Set last bit if there is a nonzero
7982 hex digit beyond GCC's internal precision.
7984 2005-07-28 Richard Henderson <rth@redhat.com>
7987 * cfgcleanup.c (try_forward_edges): Watch out for end of
7990 2005-07-28 James E Wilson <wilson@specifixinc.com>
7993 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
7995 2005-07-28 Jan Hubicka <jh@suse.cz>
7997 * Makefile.in (rtl-profile.o): Kill all traces of it.
7998 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
7999 * coverage.h (rtl_coverage_counter_ref): Kill.
8000 * opts.c (flag_speculative_prefetching_set): Kill.
8001 (flag_loop_optimize_set): New.
8002 (common_handle_option): Disable loop optimizer when profiling;
8003 do not handle speculative prefetching.
8004 * passes.c (init_optimization_passes): Replace pass_profiling combo
8005 by branch_prob pass.
8006 * profile.c (compute_value_histograms): Update for simplified value
8008 (rtl_register_profile_hooks): Kill.
8009 (pass_profiling): Kill.
8010 (rest_of_handle_branch_prob): Do not profile.
8011 * toplev.c (process_options): Remove speculative prefetching.
8012 * toplev.h (flag_tree_based_profiling): Kill.
8013 * tree-profile.c (prepare_instrumented_value,
8014 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8015 tree_gen_one_value_profiler, do_tree_profiling): Update for
8016 simplified datastructures.
8017 * value-prof.c: Add comment that speculative prefetching was dropped;
8018 update rest of file for simplified datastructures.
8019 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
8020 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
8021 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
8022 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
8023 rtl_mod_subtract, gen_speculative_prefetch,
8024 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
8025 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
8026 (gate_handle_value_profile_transformations,
8027 rest_of_handle_value_profile_transformations,
8028 pass_value_profile_transformations): Kill.
8029 * value-prof.h (histogram_value_t): Remove IL based unions.
8030 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
8031 rtl_profile_hooks): Remove hooks.
8033 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
8035 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
8036 (cgraph_clone_node): Likewise.
8037 * cgraph.h (cgraph_clone_edge): Update prototype.
8038 (cgraph_clone_node): Likewise.
8039 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
8041 (lookup_recursive_calls): Consider profile.
8042 (cgraph_decide_recursive_inlining): Fix updating; use new
8043 probability argument; use profile.
8044 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
8045 * tree-inline.c (copy_bb): Update clal of clone_edge.
8046 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
8048 * invoke.texi (min-inline-recursive-probability): Document.
8050 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
8052 * doc/install.texi (Configuration): Update Valgrind homepage.
8054 2005-07-28 Richard Henderson <rth@redhat.com>
8057 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
8058 labels we want to delete.
8059 (cfg_layout_merge_blocks): Likewise.
8061 2005-07-28 Richard Henderson <rth@redhat.com>
8064 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
8065 when expanding to nothing.
8067 2005-07-28 Josh Conner <jconner@apple.com>
8069 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
8070 (cgraph_decide_inlining_of_small_functions): Likewise.
8072 2005-07-28 Josh Conner <jconner@apple.com>
8074 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
8075 direction of badness if negative.
8076 (cgraph_default_inline_p): Add reason to parameters, and assign it
8078 (cgraph_decide_inlining_of_small_functions): New parameter in call
8079 to cgraph_default_inline_p.
8080 (cgraph_decide_inlining_incrementally): Likewise.
8081 * cgraphunit.c (decide_is_function_needed): Likewise.
8082 * cgraph.h (cgraph_default_inline_p): Likewise.
8084 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8086 * builtins.c: Fix comment typo(s).
8087 * genautomata.c: Likewise.
8088 * gimplify.c: Likewise.
8089 * tree-dfa.c: Likewise.
8090 * tree-flow-inline.h: Likewise.
8091 * tree-into-ssa.c: Likewise.
8092 * tree-ssa-alias.c: Likewise.
8093 * tree-ssa-ccp.c: Likewise.
8094 * tree-ssa-copy.c: Likewise.
8095 * tree-ssa-dce.c: Likewise.
8096 * tree-ssa-dom.c: Likewise.
8097 * tree-ssa-operands.c: Likewise.
8098 * tree-tailcall.c: Likewise.
8099 * tree-vectorizer.c: Likewise.
8100 * tree-vrp.c: Likewise.
8103 2005-07-28 Jeff Law <law@redhat.com>
8105 * tree-vrp.c (test_for_singularity): Extracted from ...
8106 (simplify_cond_using_ranges): Attempt to simplify a relational
8107 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
8109 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
8111 PR tree-optimization/22506
8112 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
8113 phis whose argument is constant.
8115 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
8117 PR rtl-optimization/18992
8118 Back out this patch:
8119 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8120 PR optimization/12142
8121 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
8122 uses of the register in the SET_SRC. Remove unnecessary argument.
8124 Replace it with this:
8125 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
8126 if flag_non_call_exceptions is set and the insn may trap, pass
8127 pc_rtx as dest for recursion.
8128 In SET_SRC part of SET case, if dest is already set, pass it down
8131 2005-07-28 Jan Hubicka <jh@suse.cz>
8133 * cfg.c (update_bb_profile_for_threading): Use RDIV.
8134 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
8135 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
8137 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
8138 profile when available.
8140 2005-07-28 Jan Beulich <jbeulich@novell.com>
8142 * config/ia64/ia64.c (ia64_load_pair_ok): New.
8143 (ia64_print_operand): Describe and handle 'X'.
8144 (ia64_register_move_cost): Also handle FP_REGS.
8145 (ia64_preferred_reload_class): Likewise.
8146 (ia64_secondary_reload_class): Likewise.
8147 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
8148 it. Also check for ITANIUM_CLASS_FLDP.
8149 * config/ia64/ia64.h (FP_REGNO_P): New.
8150 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
8151 (reg_class): Add FP_REGS.
8152 (REG_CLASS_NAMES): Adjust for it.
8153 (REG_CLASS_CONTENTS): Likewise.
8154 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
8155 (REG_CLASS_FROM_LETTER): Handle 'x'.
8156 (CLASS_MAX_NREGS): Handle FP_REGS.
8157 (MEMORY_MOVE_COST): Likewise.
8158 * config/ia64/ia64.md (itanium_class): Add fldp.
8159 (type): Handle fldp.
8160 (movti_internal): More allowable operand combinations. Use ldfp8 when
8161 splitting unnecessary. Remove predicable attribute. Adjust
8162 itanium_class attribute.
8163 (smuldi3_highpart): Remove outdated comment.
8164 (mulditi3, umulditi3, rotlti3): New expanders.
8165 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
8166 (absti2): Disabled new insn for future reference.
8167 Respective new splitters.
8168 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
8169 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
8170 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
8172 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
8174 PR rtl-optimization/23047
8175 * simplify-rtx.c (simplify_const_relational_operation): Respect
8176 flag_wrapv for comparisons with ABS.
8178 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
8180 PR tree-optimization/22493
8181 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
8182 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
8184 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
8186 * config/frv/frv.opt (moptimize-membar): New.
8188 * doc/invoke.texi: Document -moptimize-membar and its inverse.
8190 * config/frv/frv.h: Remove machine_function definition.
8192 * config/frv/frv.c (struct frv_io): New.
8193 (struct machine_function): Moved from frv.h. Add has_membar_p.
8194 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
8195 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
8196 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
8197 (frv_optimize_membar_global, frv_optimize_membar): New functions.
8198 (frv_reorg): Call frv_optimize_membar when appropriate.
8199 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
8200 (frv_expand_builtin): Adjust calls accordingly.
8201 (frv_io_address_cookie): New function.
8202 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
8203 load or store rather than a special insn. Add ccnstant address and
8204 io-type operands to the membar.
8205 (frv_ifcvt_modify_tests): Unsign regno.
8206 (frv_ifcvt_modify_tests): Same.
8208 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
8209 UNSPEC_OPTIONAL_MEMBAR constant.
8210 (builtin_read_<mode>): Delete.
8211 (builtin_write_<mode>): Delete.
8212 ("optional_membar_<mode>"): Add operand.
8214 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
8215 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
8216 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
8217 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
8218 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
8219 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
8220 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
8221 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
8222 * testsuite/gcc.target/frv/all-read-write-1.c: New.
8224 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
8226 * df.c (df_uses_record): Handle SCRATCH.
8228 2005-07-28 Steven Bosscher <stevenb@suse.de>
8231 * passes.c (rest_of_decl_compilation): If decl is a type and
8232 we have encountered errors, don't emit debug information.
8234 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
8236 * params.def: Fixed comment.
8238 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
8241 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
8242 (TARGET_ASM_UNALIGNED_HI_OP): Add.
8243 (TARGET_ASM_UNALIGNED_SI_OP): Add.
8245 2005-07-27 Steven Bosscher <stevenb@suse.de>
8248 * varasm.c (assemble_start_function): Don't do anything that may
8249 require a CFG if the current function is a thunk.
8251 2005-07-25 Geoffrey Keating <geoffk@apple.com>
8253 * doc/install.texi (Prerequisites): Mention that perl is needed
8254 to do export control in libstdc++ targetting Darwin.
8256 2005-07-27 Steven Bosscher <stevenb@suse.de>
8258 PR rtl-optimization/17808
8259 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
8260 (sched_insns_conditions_mutex_p): Split out from...
8261 (add_dependence): ...here. But don't call it from here.
8262 (add_dependence_list): Check sched_insns_conditions_mutex_p
8263 before calling add_dependence.
8264 (add_dependence_list_and_free): Likewise.
8265 (fixup_sched_groups): Likewise.
8266 (sched_analyze_1): Likewise.
8267 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
8268 (sched_analyze): Likewise.
8269 (sched_analyze_insn): Likewise.
8270 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8271 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
8272 dependencies on all COND_EXEC insns to jumps ending basic blocks
8273 when doing intrablock scheduling.
8274 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
8276 2005-07-27 Jeff Law <law@redhat.com>
8278 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
8279 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
8280 equivalency sets, correctly handle the case were vr0 has an
8281 equivalency set, but vr1 does not.
8283 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
8285 PR tree-optimization/23073
8286 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
8287 vect_print_dump_info before fprintf.
8289 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8291 PR tree-optimize/22348
8292 * tree-ssa-loop-niter.c (number_of_iterations_cond):
8293 Fold the partial computation.
8295 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8297 PR tree-optimization/22325
8298 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
8300 * tree-scalar-evolution.c (scev_const_prop): Add generic final
8302 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
8303 (force_var_cost): ... this function.
8304 (compute_phi_arg_on_exit): Export.
8306 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8308 PR tree-optimization/20773
8309 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
8312 2005-07-27 Richard Guenther <rguenther@suse.de>
8314 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
8315 Avoid pushing again if current struct contains only
8316 fields we decomposed.
8318 2005-07-27 Jan Hubicka <jh@suse.cz>
8320 PR tree-optimization/22574
8321 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
8324 * tree-tailcall.c (decrease_profile): New function.
8325 (eliminate_tail_call): Use it.
8327 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
8328 visibility flags correctly in whole program mode.
8330 2005-07-26 Steve Ellcey <sje@cup.hp.com>
8332 PR rtl-optimization/22472
8333 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
8335 2005-07-26 Steven Bosscher <stevenb@suse.de>
8337 PR tree-optimization/22504
8338 * tree-complex.c (expand_complex_addition): Use 'code' instead
8339 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
8341 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8343 * config.gcc (cpu_type): Add frv case.
8344 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
8345 (supported_defaults): Add fr550 case.
8347 2005-07-26 Diego Novillo <dnovillo@redhat.com>
8350 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
8351 whether a pointer of type T * may point to objects of type T *.
8353 2005-07-26 DJ Delorie <dj@redhat.com>
8355 * configure: Regenerate.
8357 2005-07-26 Dale Johannesen <dalej@apple.com>
8359 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
8361 2005-07-26 Mark Mitchell <mark@codesourcery.com>
8363 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
8364 Clarify use of "build" in name.
8366 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8368 * doc/extend.texi (Raw read/write Functions): New section.
8369 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
8370 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
8371 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
8372 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
8373 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
8374 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
8375 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
8376 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
8377 * config/frv/frv.c: Add bdesc_loads global.
8378 Add bdesc_stores global.
8379 (frv_init_builtins): Add support for __builtin_{read/write}*.
8380 (frv_volatile_memref): New.
8381 (frv_expand_load_builtin): New.
8382 (frv_expand_store_builtin): New.
8383 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
8384 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
8385 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
8386 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
8387 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
8388 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
8389 (builtin_read_<mode>): New.
8390 (builtin_write_<mode>): New.
8391 (builtin_write64): New.
8392 (optional_membar_<mode>): New.
8394 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
8396 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
8397 (rather than units) against HOST_BITS_PER_WIDE_INT.
8399 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
8401 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
8402 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
8403 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
8404 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
8407 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
8408 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
8409 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
8411 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
8413 2005-07-26 Richard Guenther <rguenther@suse.de>
8415 PR tree-optimization/22486
8416 * fold-const.c (fold_unary): Fold away useless component
8417 references of the form (T *)&T.x, if the address
8420 2005-07-25 James E Wilson <wilson@specifixinc.com>
8422 * dwarf2out.c (add_call_src_coords_attributes): New.
8423 (gen_inlined_subroutine_die): Call it.
8424 (maybe_emit_file, init_file_table): Add comments.
8425 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
8427 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
8428 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
8429 * tree.h (BLOCK_SOURCE_LOCATION): New.
8430 (struct tree_block): New field locus.
8432 2005-07-26 Andreas Schwab <schwab@suse.de>
8434 PR rtl-optimization/23043
8435 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
8436 when allocating a struct unoccr.
8438 2005-07-25 Richard Henderson <rth@redhat.com>
8441 * tree-complex.c (gate_no_optimization): True if errors.
8442 * Makefile.in (tree-complex.o): Update dependencies.
8444 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
8446 * config/frv/predicates.md (integer_register_operand): Use
8449 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8452 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
8454 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
8456 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8458 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
8459 types when flag_unsafe_math_optimizations is true.
8461 2005-07-25 Mark Mitchell <mark@codesourcery.com>
8463 * gcc.c (option_map): Add --sysroot.
8464 (process_command): Handle --sysroot.
8465 (display_help): Document it.
8466 * doc/cppopts.tex (-isysroot): Document.
8467 * doc/invoke.texi (--sysroot): Document.
8468 * doc/install.texi (--with-build-sysroot): Document.
8470 * Makefile.in (inhibit_libc): New variable.
8471 (INHIBIT_LIBC_CFLAGS): Likewise.
8472 (LIBGCC2_CFLAGS): Include
8473 $(INHIBIT_LIBC_CFLAGS).
8474 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
8475 ($(T)crtbegin.o): Do not use @inhibit_libc@.
8476 ($(T)crtend.o): Likewise.
8477 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
8478 ($(T)crtendS.o): Likewise.
8479 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
8480 ($(T)crtendT.o): Likewise.
8481 (stmp-fixinc): Do not complain about missing headers if
8483 * configure.ac (inhibit_libc): Set it to true/false.
8484 (--with-build-sysroot): New option. Use it to set
8486 * configure: Regenerated.
8488 2005-07-25 Manfred Hollstein <mh@suse.com>
8490 * calls.c (store_one_arg): Fix unsigned comparison warning.
8492 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8495 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
8496 (ggc_print_statistics): Initialize variable before use.
8498 2005-07-25 Richard Guenther <rguenther@suse.de>
8500 * tree-dfa.c (mark_new_vars_to_rename): Protect against
8501 calling with a PHI_NODE argument.
8503 * tree-flow-inline.h (overlap_subvar): Protect against
8506 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
8508 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
8509 * configure: Regenerate.
8511 2005-07-25 Ira Rosen <irar@il.ibm.com>
8513 * expr.c (highest_pow2_factor): Make extern.
8514 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
8515 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
8516 record_array_differ_p, array_ptr_differ_p): Likewise.
8517 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
8518 additional cases. Call the above functions.
8519 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
8520 base_object_differ_p when there are two base objects. Otherwise, compare
8521 base address and offset. Call may_alias_p.
8522 (dump_data_reference): Use a correct field name.
8523 (analyze_array): Make static. Initialize new data-ref fields.
8524 (analyze_indirect_ref): New function.
8525 (init_data_ref): Initialize new data-ref fields.
8526 (strip_conversion): Moved from tree-vect-analyze.c.
8527 (analyze_offset_expr, get_ptr_offset, address_analysis,
8528 object_analysis): Likewise.
8529 (analyze_offset): New function.
8530 (create_data_ref): Likewise.
8531 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
8532 dimensions for ARRAY_REFs only.
8533 (build_classic_dist_vector): Make static.
8534 (access_functions_are_affine_or_constant_p): Call macro to get the
8535 address of access functions.
8536 (compute_all_dependences): Add new parameter
8537 compute_self_and_read_read_dependences. Compute self and read-read
8538 dependences if it is true.
8539 (find_data_references_in_loop): Call create_data_ref. Initialize new
8541 (compute_data_dependences_for_loop): Add new parameter
8542 compute_self_and_read_read_dependences. Remove parameter nb_loops,
8543 compute nb_loops. Call compute_all_dependences,
8544 build_classic_dist_vector and build_classic_dir_vector with correct
8546 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
8547 with correct parameters. Compare dimensions for ARRAY_REFs only.
8548 (free_data_refs): Call macro to free access functions.
8549 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
8550 fields from stmt_vinfo.
8551 (struct base_object_info): New structure.
8552 (struct data_reference): Move fields to base_object_info. Add fields
8553 first_location and object_info for above structures. Move fields from
8554 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
8555 aligned_to. Add macros to access the new fields.
8556 Update functions declarations.
8557 * tree-flow.h (is_aliased_with): Declare.
8558 * tree-loop-linear.c (linear_transform_loops): Call
8559 compute_data_dependences_for_loop with correct parameters.
8560 * tree-ssa-alias.c (is_aliased_with): New function.
8561 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
8562 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
8563 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
8564 vect_base_addr_differ_p, compute_subscript_distance and
8565 build_classic_dist_vector. Add printings. Check absolute value of
8567 (vect_analyze_data_ref_dependences): Go through ddrs instead of
8569 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
8570 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
8571 to bytes. Add printing.
8572 (vect_compute_data_refs_alignment): Go through loads and stores in one
8574 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
8575 vect_analyze_data_ref_access): Likewise.
8576 (vect_analyze_pointer_ref_access): Remove.
8577 (vect_address_analysis, vect_object_analysis): Likewise.
8578 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
8579 and analyze data-refs in the loop.
8580 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
8581 fields of data-ref instead of stmt. Add init to the offset from the
8583 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
8584 (vect_update_init_of_dr): Likewise.
8585 (vect_update_inits_of_drs): Go through loads and stores in one loop.
8586 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
8588 (new_loop_vec_info): Initialize new fields.
8589 (destroy_loop_vec_info): Free new fields.
8590 (vect_strip_conversion): Remove.
8591 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
8592 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
8593 datarefs. Add new field ddrs.
8594 Add macros for the new fields access.
8595 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
8596 base_aligned_p, misalignment, memtag, ptr_info and subvars.
8597 Remove their macros.
8598 * tree.h (highest_pow2_factor): Declare.
8600 2005-07-25 Jakub Jelinek <jakub@redhat.com>
8602 * calls.c (store_one_arg): Check for sibling call MEM arguments
8603 from already clobbered incoming argument area.
8605 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8607 * c-common.c (check_missing_format_attribute): New.
8608 * c-common.h (check_missing_format_attribute): Likewise.
8609 * c-typeck.c (convert_for_assignment): Use it.
8611 2005-07-24 Andreas Schwab <schwab@suse.de>
8613 * config/m68k/m68k.md ("extendqidi2"): When source is an address
8614 register use a word move. Correct operand of ext.w in 68000 code.
8616 2005-07-23 Mark Mitchell <mark@codesourcery.com>
8618 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
8619 variables as declarations, rather than definitions.
8621 2005-07-24 Ira Rosen <irar@il.ibm.com>
8623 PR tree-optimization/22526
8624 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
8627 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8629 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
8630 that C99 reserve for future use. Use it to define clog10,
8631 clog10f and clog10l.
8633 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8635 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
8636 * configure.ac: Check for -Wmissing-format-attribute.
8638 * configure: Regenerate.
8640 2005-07-23 Richard Henderson <rth@redhat.com>
8642 PR tree-optimization/22623
8643 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
8645 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
8648 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
8650 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8652 * Makefile.in (C_TREE_H): Update dependencies.
8653 * c-tree.h: Include toplev.h.
8654 * diagnostic.h (diagnostic_set_info): Add format attribute.
8655 * rtl-error.c (diagnostic_for_asm): Likewise.
8657 2005-07-23 Chao-ying Fu <fu@mips.com>
8659 * config/mips/mips-dsp.md: New file.
8660 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
8661 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
8663 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
8664 MIPS_BUILTIN_BPOSGE32.
8665 (mips_expand_builtin_direct): Add one parameter to indicate that
8666 builtin functions need to return a value.
8667 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
8669 (mips_regno_to_class): Add classes for 12 new DSP registers.
8670 (mips_subword): Change to check four HI registers.
8671 (mips_output_move): Output move to and from 6 new DSP accumulators.
8672 (override_options): Make sure -mdsp and -mips16 are not used together.
8673 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
8675 (mips_conditional_register_usage): Disable 6 new DSP accumulators
8677 (print_operand): Add 'q' for printing DSP accumulators.
8678 (mips_cannot_change_mode_class): Check ACC_REGS.
8679 (mips_secondary_reload_class): Check ACC_REGS.
8680 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
8681 (mips_register_move_cost): Check ACC_REGS.
8682 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
8683 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
8684 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
8685 (dsp_bdesc): New array.
8686 (bdesc_arrays): Add DSP builtin function table.
8687 (mips_prepare_builtin_arg): Check predicate again after
8689 (mips_expand_builtin): Add one more parameter to
8690 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
8691 MIPS_BUILTIN_BPOSGE32.
8692 (mips_init_builtins): Initialize new function types.
8693 (mips_expand_builtin_direct): Check if builtin functions need to
8694 return a value and pass operands properly.
8695 (mips_expand_builtin_bposge): New function.
8696 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
8697 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
8698 (FIRST_PSEUDO_REGISTER): Increase to 188.
8699 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
8700 Update for 12 new DSP registers.
8701 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
8702 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
8703 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
8704 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
8705 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
8706 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
8707 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
8708 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
8709 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
8710 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
8711 (REGISTER_NAMES): Add names for 12 new DSP registers.
8712 * config/mips/mips.md: Include mips-dsp.md.
8713 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
8714 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
8715 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
8716 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
8717 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
8718 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
8719 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
8720 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
8721 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
8722 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
8723 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
8724 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
8725 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
8726 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
8727 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
8728 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
8729 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
8730 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
8731 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
8732 (UNSPEC_RDDSP): New constants.
8733 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
8734 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
8736 * config/mips/mips.opt (-mdsp): New option.
8737 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
8738 (reg_imm10_operand): New predicates.
8739 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
8740 * doc/invoke.texi (-mdsp): Document new option.
8742 2005-07-22 DJ Delorie <dj@redhat.com>
8744 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
8746 * tree-inline.c (inlinable_function_p): Likewise.
8748 2005-07-22 Mark Mitchell <mark@codesourcery.com>
8751 * toplev.c (check_global_declarations): Do not mark undefined
8752 variables as DECL_IGNORED_P.
8753 * varasm.c (first_global_object_name): GTY it.
8754 (weak_global_object_name): Likewise.
8755 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
8756 a string to go into {weak,first}_global_object_name.
8758 2005-07-22 DJ Delorie <dj@redhat.com>
8760 * c-format.c (check_function_format): Change warning control
8761 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
8763 2005-07-22 Diego Novillo <dnovillo@redhat.com>
8765 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
8766 &PTR->FLD a dereference of PTR.
8767 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
8768 a potential dereference of PTR.
8770 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
8772 PR rtl-optimization/20370
8773 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
8774 call allocate_reg_info if necessary.
8776 PR rtl-optimization/21848
8777 * calls.c (emit_library_call_value_1): For const functions, add
8778 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
8780 PR rtl-optimization/22445
8781 * cselib.c (target.h): Include.
8782 (rtx_equal_for_cselib_p): Allow commutative matches.
8783 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
8784 Remove MODE parameter. Changed all callers.
8786 PR rtl-optimization/22258
8787 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
8789 (try_combine): Use likely_spilled_retval_p.
8791 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
8793 * config.gcc: Add crx-elf support.
8795 * doc/contrib.texi: Mention crx.
8796 * doc/extend.texi: Document crx extensions.
8797 * doc/install.texi: Document crx install.
8798 * doc/invoke.texi: Document crx options.
8799 * doc/md.texi: Document crx constraints.
8801 * config/crx/crx-protos.h: New file.
8802 * config/crx/crx.c: New file.
8803 * config/crx/crx.h: New file.
8804 * config/crx/crx.md: New file.
8805 * config/crx/crx.opt: New file.
8806 * config/crx/t-crx: New file.
8808 2005-07-22 Manfred Hollstein <mh@suse.com>
8810 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
8812 (int_add_graph_edge): Likewise.
8813 (collapse_nodes): Likewise.
8814 (process_unification_queue): Likewise.
8816 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8817 Laurent GUERBY <laurent@guerby.net>
8819 PR tree-optimization/22336
8820 * function.c (record_block_change): Check for
8821 cfun->ib_boundaries_block.
8823 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
8825 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
8826 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
8828 2005-07-21 DJ Delorie <dj@redhat.com>
8830 * toplev.c (warn_deprecated_use): Add warning control to warning
8832 * c-typeck.c (parser_build_binary_op): Likewise.
8833 (c_finish_if_stmt): Likewise.
8834 * c-common.c (check_function_sentinel): Likewise.
8835 (check_nonnull_arg): Likewise.
8837 2005-07-21 Richard Henderson <rth@redhat.com>
8840 * tree-complex.c (complex_ssa_name_components): New.
8841 (cvc_lookup): Allow entry not found.
8842 (create_components): Remove.
8843 (create_one_component_var, get_component_var): New.
8844 (get_component_ssa_name, set_component_ssa_name): New.
8845 (extract_component): Use get_component_ssa_name.
8846 (update_complex_components): Use set_component_ssa_name.
8847 (update_complex_components_on_edge): Likewise.
8848 (update_phi_components): Create new PHI nodes directly, instead
8849 of adding insns to edges.
8850 (tree_lower_complex): Allocate and free complex_variable_components
8851 and complex_ssa_name_components here.
8853 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
8855 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
8856 revert to returning false.
8858 2005-07-21 Uros Bizjak <uros@kss-loka.si>
8861 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
8863 2005-07-21 Uros Bizjak <uros@kss-loka.si>
8866 * config/i386/i386.md (cmpxf): Change operand constraints
8867 to "nonmemory_operand".
8869 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
8871 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
8873 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
8876 * fold-const.c (fold_build1): Add checksum for the operands.
8877 (fold_build2): Likewise.
8878 (fold_build3): Likewise.
8880 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
8883 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
8885 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
8887 * common.opt (-fforward-propagate): Committed by mistake,
8890 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8892 * reg-stack.c: Fix comment typo(s).
8893 * tree-ssa-operands.c: Likewise.
8894 * tree-vectorizer: Likewise.
8896 2005-07-21 Nick Clifton <nickc@redhat.com>
8898 * config/sh/symbian.c: Replace C++ style line comments with C
8899 style line comments.
8900 (symbian_add_attribute): Do not use a ? operator on the LHS of
8902 (sh_symbian_handle_dll_attribute): Change the type of the
8903 method vector to "VEC(tree,gc)*" and use vector accessor
8904 macros to walk over the elements.
8905 (symbian_export_vtable_and_rtti_p): Likewise.
8906 (symbian_class_needs_attribute_p): Likewise.
8908 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
8911 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
8912 initialize targetm.resolve_overloaded_builtin here.
8913 (altivec_expand_overloaded_builtin): Make it non-static.
8914 * config/rs6000/rs6000-protos.h
8915 (altivec_expand_overloaded_builtin): New prototype.
8916 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
8917 targetm.resolve_overloaded_builtin here.
8918 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
8920 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
8921 Zdenek Dvorak <dvorakz@suse.cz>
8923 PR tree-optimization/19210
8924 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
8926 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
8927 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
8928 rely on unproven assumptions.
8929 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
8930 * tree-flow.h (number_of_iterations_exit): Add final parameter.
8931 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
8932 to number_of_iterations_exit.
8933 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
8934 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
8935 * tree-ssa-loop-niter.c (find_loop_niter,
8936 estimate_numbers_of_iterations_loop): Likewise.
8937 (number_of_iterations_exit): Honor the new options.
8938 * doc/invoke.texi (Wunsafe-loop-optimizations,
8939 funsafe-loop-optimizations): Document them.
8941 2005-07-21 Richard Sandiford <richard@codesourcery.com>
8943 PR rtl-optimization/22167
8944 * gcse.c (hoist_code): Fix hoist_exprs[] check.
8946 2005-07-20 Adam Nemet <anemet@lnxw.com>
8948 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
8949 __do_global_dtors_aux longcall.
8951 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
8953 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
8954 (old_special_pred_table): Don't reference
8955 SPECIAL_MODE_PREDICATES.
8956 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
8957 * config/arc/arc.h: Don't mention PREDICATE_CODES.
8958 * config/sh/predicates.h: Don't mention
8959 SPECIAL_MODE_PREDICATES.
8960 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
8963 2005-07-20 DJ Delorie <dj@redhat.com>
8965 * config.gcc: Add m32c-elf support.
8967 * doc/contrib.texi: Mention m32c.
8968 * doc/extend.texi: Document m32c extensions.
8969 * doc/install.texi: Mention m32c.
8970 * doc/invoke.texi: Document m32c options.
8971 * doc/md.texi: Document m32c constraints.
8973 * config/m32c/addsub.md: New file.
8974 * config/m32c/bitops.md: New file.
8975 * config/m32c/cond.md: New file.
8976 * config/m32c/jump.md: New file.
8977 * config/m32c/m32c-lib1.S: New file.
8978 * config/m32c/m32c-lib2.c: New file.
8979 * config/m32c/m32c-modes.def: New file.
8980 * config/m32c/m32c-pragma.c: New file.
8981 * config/m32c/m32c-protos.h: New file.
8982 * config/m32c/m32c.abi: New file.
8983 * config/m32c/m32c.c: New file.
8984 * config/m32c/m32c.h: New file.
8985 * config/m32c/m32c.md: New file.
8986 * config/m32c/m32c.opt: New file.
8987 * config/m32c/minmax.md: New file.
8988 * config/m32c/mov.md: New file.
8989 * config/m32c/muldiv.md: New file.
8990 * config/m32c/predicates.md: New file.
8991 * config/m32c/prologue.md: New file.
8992 * config/m32c/shift.md: New file.
8993 * config/m32c/t-m32c: New file.
8995 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
8997 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
8998 (stack_protect_set, stack_protect_test): New expanders.
8999 (stack_protect_set_si, stack_protect_set_si_media,
9000 stack_protect_set_di_media, stack_protect_test_si,
9001 stack_protect_test_si_media, stack_protect_test_di_media):
9004 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
9006 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
9008 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
9010 * tree.h (tree_expr_nonzero_p): Export.
9011 * fold-const.c (tree_expr_nonzero_p): Likewise.
9012 Return true for CALL_EXPRs that are alloca calls.
9013 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
9015 * tree-flow.h (expr_computes_nonzero): Remove.
9016 * tree-vrp.c (expr_computes_nonzero): Remove.
9017 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
9018 (extract_range_from_unary_expr): Likewise.
9019 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
9020 tree_expr_nonzero_p.
9022 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
9024 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
9025 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
9026 extra arg "picreg" and use it instead of pic_offset_table_rtx.
9027 All callers changed.
9028 (frame_related_constant_load): New arg "related" which controls
9029 setting of RTX_FRAME_RELATED_P. All callers changed.
9030 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
9031 (bfin_expand_prologue): Add stack limit checking.
9032 * config/bfin/bfin.md (trapifcc): New pattern.
9034 * config/bfin/bfin.c: Include "langhooks.h".
9035 (def_builtin): Go through lang_hooks to call builtin_function.
9037 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
9038 * config/bfin/predicates.md (symbol_ref_operand): New.
9039 (call_insn_operand): Delete. All callers changed to use
9040 register_no_elim_operand.
9041 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
9043 (function_arg): Use it to generate the call's operand 2.
9044 (bfin_longcall_p): New function.
9045 (bfin_expand_call): Extra arg "cookie". All callers and declaration
9046 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
9047 determine if the address needs to be in a REG.
9048 (bfin_handle_longcall_attribute): New function.
9049 (bfin_attribute_table): Add "longcall" and "shortcall".
9050 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
9051 (CUMULATIVE_ARGS): New member call_cookie.
9052 (PREDICATE_CODES): Add symbol_ref_operand.
9053 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
9054 extra USE to the pattern.
9055 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
9056 New patterns, split off call_insn, sibcall_insn, call_value_insn and
9057 sibcall_value_insn; now the new patterns handle direct calls and the
9058 old ones indirect calls.
9059 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
9061 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9063 * doc/trouble.texi: Update section on handling of empty loops.
9065 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
9067 * config.gcc: Remove support for sparc-*-openbsd*,
9068 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
9070 * config.host: Remove support for i860-*-sysv4* as a host.
9071 * config/i860/*, config/ip2k/*, config/ns32k/*,
9072 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
9073 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
9074 mention obsolete ports.
9076 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9078 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
9080 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
9081 of frame_pointer_rtx.
9082 (sh_expand_epilogue): Likewise.
9083 (sh_set_return_address): Likewise.
9084 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
9085 instead of FRAME_POINTER_REGNUM if needed. Add elimination
9086 offsets from FRAME_POINTER_REGNUM.
9087 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
9088 (sh_register_names): Add initializer for sfp.
9089 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
9090 (VALID_REGISTER_P): Likewise.
9091 (FIRST_PSEUDO_REGISTER): Update.
9092 (DWARF_FRAME_REGISTERS): Define.
9093 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
9094 (HARD_FRAME_POINTER_REGNUM): Define.
9095 (FRAME_POINTER_REGNUM): Redefine.
9096 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
9097 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
9098 from FRAME_POINTER_REGNUM.
9099 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
9100 FRAME_POINTER_REGNUM.
9101 (REG_CLASS_CONTENTS): Add sfp.
9102 (REG_ALLOC_ORDER): Likewise.
9103 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
9104 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
9105 of frame_pointer_rtx.
9106 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9108 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
9110 * fold-const.c (tree_expr_nonnegative_p): Only return true for
9111 ABS_EXPR when flag_wrapv is false because of INT_MIN.
9112 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
9114 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
9117 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
9119 Make CONSTRUCTOR use VEC to store initializers.
9120 * c-common.c (complete_array_type): Update to cope with VEC in
9122 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
9123 (pp_c_constructor_elts): New function.
9124 * c-pretty-print.h (pp_c_constructor_elts): Declare.
9125 * c-typeck.c (build_function_call, build_c_cast, digest_init,
9126 struct constructor_stack, struct initializer_stack,
9127 constructor_elements, push_init_level, pop_init_level,
9128 add_pending_init, find_init_member, output_init_element): Update to
9129 cope with VEC in CONSTRUCTOR_ELTS.
9130 * coverage.c (build_fn_info_value, build_ctr_info_value,
9131 build_gcov_info): Likewise.
9132 * expr.c (categorize_ctor_elements_1, store_constructor,
9133 expand_expr_real_1): Likewise.
9134 * fold-const.c (fold_ternary): Likewise.
9135 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
9136 gimplify_init_constructor, gimplify_expr): Likewise.
9137 * tree-dump.c (dequeue_and_dump): Likewise.
9138 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
9140 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
9142 * tree-sra.c (generate_element_init_1): Likewise.
9143 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9144 * tree-ssa-operands.c (get_expr_operands): Likewise.
9145 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
9146 * tree-vect-transform.c (vect_get_vec_def_for_operand):
9147 (get_initial_def_for_reduction): Likewise.
9148 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
9149 value handle in annotations.
9150 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
9151 tree_node_structure): Add support for constr_kind.
9152 (build_vector_from_ctor, build_constructor_single,
9153 build_constructor_from_list): New functions.
9154 (build_constructor): Update to take a VEC instead of a TREE_LIST.
9155 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
9156 Update to cope with VEC in CONSTRUCTOR_ELTS.
9157 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
9158 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
9159 CONSTRUCTOR_APPEND_ELT): New macros.
9160 (struct constructor_elt, struct tree_constructor): New data types.
9161 (union tree_node): Add tree_constructor field.
9162 * treestruct.def: Define TS_CONSTRUCTOR.
9163 * varasm.c (const_hash_1, compare_constant, copy_constant,
9164 compute_reloc_for_constant, output_addressed_constants,
9165 initializer_constant_valid_p, output_constant,
9166 array_size_for_constructor, output_constructor): Update to cope with
9167 VEC in CONSTRUCTOR_ELTS.
9168 * vec.h (VEC_empty, VEC_copy): New macros.
9170 2005-07-19 Devang Patel <dpatel@apple.com>
9172 * dbxout.c (dbxout_type): Check Objective-C++ lang.
9174 2005-07-19 Richard Henderson <rth@redhat.com>
9177 * gimplify.c (gimplify_expr): Use main variant type for the temp
9178 destination for a discarded volatile read.
9179 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
9180 casts between non-void types that change volatility.
9182 2005-07-15 DJ Delorie <dj@redhat.com>
9184 * toplev.h: Add comment about the first parameter for warning().
9185 * errors.h: Likewise.
9187 * c.opt (Wpragmas): New.
9188 * doc/invoke.texi: Document it.
9190 * function.c (do_warn_unused_parameter): Add warning control to
9192 * c-decl.c (warn_if_shadowing): Likewise.
9193 * c-lex.c (cb_def_pragma): Likewise.
9194 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
9195 (pop_alignment): Likewise.
9196 (handle_pragma_pack): Likewise.
9197 (apply_pragma_weak): Likewise.
9198 (handle_pragma_weak): Likewise.
9199 (handle_pragma_redefine_extname): Likewise.
9200 (add_to_renaming_pragma_list): Likewise.
9201 (handle_pragma_extern_prefix): Likewise.
9202 (maybe_apply_renaming_pragma): Likewise.
9203 (handle_pragma_visibility): Likewise.
9205 * config/c4x/c4x-c.c (BAD): Likewise.
9206 (c4x_parse_pragma): Likewise.
9207 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
9208 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
9209 (rs6000_pragma_longcall): Likewise.
9210 * config/v850/v850-c.c (pop_data_area): Likewise.
9211 (ghs_pragma_section): Likewise.
9212 (ghs_pragma_section): Likewise.
9213 (ghs_pragma_interrupt): Likewise.
9214 (ghs_pragma_starttda): Likewise.
9215 (ghs_pragma_startsda): Likewise.
9216 (ghs_pragma_startzda): Likewise.
9217 (ghs_pragma_endtda): Likewise.
9218 (ghs_pragma_endsda): Likewise.
9219 (ghs_pragma_endzda): Likewise.
9221 2005-07-19 Danny Berlin <dberlin@dberlin.org>
9222 Kenneth Zadeck <zadeck@naturalbridge.com>
9224 * Makefile.in: Removed tree-promote-statics.c
9225 * tree-promote-statics.c: Removed.
9226 * common.opt: Removed flag-promote-statics.
9228 * passes.c: Removed tree-promote-statics pass.
9229 * tree-pass.h: Ditto.
9230 * timevar.def: Removed TV_PROMOTE_STATICS.
9233 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
9235 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
9237 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
9239 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9242 * c-common.c (check_function_arguments): Call
9243 'check_function_format' if either -Wformat or
9244 -Wmissing-format-attribute are specified.
9245 * c-format.c (check_function_format): Check -Wformat before
9246 calling 'check_format_info'.
9247 * c-opts.c (c_common_post_options): Don't warn for
9248 -Wmissing-format-attribute without -Wformat.
9249 * c-typeck.c (convert_for_assignment): Detect additional cases for
9250 -Wmissing-format-attribute.
9251 * doc/invoke.texi (-Wmissing-format-attribute): Document new
9254 2005-07-19 Richard Guenther <rguenther@suse.de>
9256 * config/i386/i386.md (lrint<mode>2): Use temporary
9257 instead of clobbering non-existent memory.
9259 2005-07-19 Nick Clifton <nickc@redhat.com>
9261 * config/avr/avr.c (legitimate_address_p): Fix debugging print
9262 statement to avoid displaying ASCII control characters.
9264 2005-07-19 Ben Elliston <bje@au.ibm.com>
9266 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
9267 * cfganal.c (find_edge_index): Ditto.
9268 * combine.c (combine_instructions): Ditto.
9269 * ddg.c (create_scc): Ditto.
9270 (find_successors): Ditto.
9271 (find_predecessors): Ditto.
9272 (find_nodes_on_paths): Ditto.
9273 (longest_simple_path): Ditto.
9274 * flow.c (update_life_info): Ditto.
9275 (count_or_remove_death_notes): Ditto.
9276 (clear_log_links): Ditto.
9277 * modulo-sched.c (generate_reg_moves): Ditto.
9278 (find_max_asap): Ditto.
9279 (find_max_hv_min_mob): Ditto.
9280 (find_max_dv_min_mob): Ditto.
9281 * sbitmap.c (sbitmap_first_set_bit): Ditto.
9282 * sched-rgn.c (extract_edgelst): Ditto.
9283 * tree-into-ssa.c (prepare_names_to_update): Ditto.
9284 (dump_update_ssa): Ditto.
9285 (ssa_names_to_replace) Ditto.
9286 (switch_virtuals_to_full_rewrite): Ditto.
9287 (update_ssa): Ditto.
9288 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
9290 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
9292 Fix PR tree-optimization/22483
9294 * tree-complex.c (create_components): Use
9295 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
9296 * tree-flow-inline.h (fill_referenced_var_vec): New function.
9297 * tree-flow.h (safe_referenced_var_iterator): New structure.
9298 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
9299 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
9300 safe_referenced_var iterator.
9301 (add_type_alias): Ditto.
9303 2005-07-19 Steven Bosscher <stevenb@suse.de>
9305 * loop-init.c (rest_of_handle_loop2): Remove.
9306 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
9307 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
9308 (pass_rtl_loop_init, pass_rtl_loop_done,
9309 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
9310 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
9311 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
9312 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
9313 pass_tree_loop_done, and pass_tree_unswitch.
9314 (gate_loop): Rename to gate_tree_loop.
9315 * passes.c (init_optimization_passes): Update for renamed tree
9316 loop passes. Add the new loop2 passes as subpasses of loop2.
9317 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
9318 Update for the renamed tree loop passes.
9320 2005-07-18 Ian Lance Taylor <ian@airs.com>
9323 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
9324 blocks when optimizing.
9326 2005-07-18 Steve Ellcey <sje@cup.hp.com>
9328 * common.opt (frename-registers): Initialize to 2.
9330 (fgcse-after-reload): Ditto.
9331 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
9332 (process_options): Only change flag_web, flag_rename_registers,
9333 and flag_rerun_cse_after_loop if not explicitly set by user.
9335 2005-07-18 Jan Beulich <jbeulich@novell.com>
9337 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
9338 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
9339 in 64-bit mode the same as DImode in 32-bit mode.
9340 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
9341 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
9342 mode. Add new mode parameter.
9343 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
9344 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
9345 x86_64_shift_adj): New expanders.
9346 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
9347 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
9349 Respective new splitters. Use renamed shift splitter helpers in 32-bit
9350 DImode shift splitters.
9351 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
9352 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
9355 2005-07-18 Jan Beulich <jbeulich@novell.com>
9357 * i386.md (movdi_extzv_1): New.
9358 (zero_extendhidi2): Combine alternatives and never force use of
9360 (zero_extendqidi2): Likewise. Don't restrict input selection.
9362 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9364 Fix PR tree-optimization/22531
9365 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
9368 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9370 * tree-promote-statics.c (pass_promote_statics): Change dump file
9373 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9375 * tree-optimize.c (init_tree_optimization_passes): Add
9376 pass_eliminate_useless_stores pass.
9377 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
9378 * tree-ssa-pre.c (is_copy_stmt): New function.
9379 (follow_copies_till_vuse): Ditto.
9380 (do_eustores): Ditto.
9381 (gate_eustores): Ditto.
9383 2005-07-16 Richard Henderson <rth@redhat.com>
9385 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
9387 2005-07-16 Danny Berlin <dberlin@dberlin.org>
9388 Kenneth Zadeck <zadeck@naturalbridge.com>
9390 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
9391 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
9392 ipa-type-escape.h, tree-promote-statics.c
9393 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
9394 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
9395 tree-promote-statics.c: new files.
9396 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
9397 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
9398 int nonlocal_set_p, mark_constant_function): Deleted.
9399 (rest_of_handle_cfg): Removed call to mark_constant_function.
9400 (nonoverlapping_component_refs_p): Added calls to support
9401 type based aliasing.
9402 * tree-ssa-alias.c (may_alias_p,
9403 compute_flow_insensitive_aliasing): Ditto.
9404 * calls.c (flags_from_decl_or_type): Removed reference to
9406 * c-typeck.c (convert_arguments): Make builtins tolerant of having
9407 too many arguments. This is necessary for Spec 2000.
9408 * cgraph.h (const_function, pure_function): Removed.
9409 * common.opt: Added "fipa-pure-const", "fipa-reference",
9410 "fipa-type-escape", and "ftree-promote-static".
9412 * passes.c: Added ipa and tree-promote-statics passes.
9413 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
9414 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
9415 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
9416 * tree-flow.h: Added exposed sra calls and addition of
9417 reference_vars_info field for FUNCTION_DECLS.
9418 * tree-pass.h: Added passes.
9419 * tree-sra.c: (sra_init_cache): New function.
9420 (sra_insert_before, sra_insert_after) Made public.
9421 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
9423 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
9424 aliasing. (may_alias_p): Added code to use type escape analysis to
9426 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
9427 code to prune clobbers of static variables based on information
9428 produced in ipa-reference pass. Changed call clobbering so that
9429 statics are not marked as clobbered if the call does not clobber
9432 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
9434 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
9437 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9439 * doc/install.texi (*-*-solaris2*): Document recommended version
9440 of GNU binutils and mention GNU linker problem on Solaris 10.
9442 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
9445 * c-decl.c (c_build_bitfield_integer_type): New function.
9446 (finish_struct): Call it.
9447 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
9449 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9451 * c-typeck.c (digest_init): Call 'convert_for_assignment'
9454 2005-07-16 Jan Hubicka <jh@suse.cz>
9456 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
9457 (scale_bbs_frequencies_int): Watch roundoff errors.
9458 * predict.c (return_prediction): Initialize return_stmt.
9460 2005-07-16 Jan Hubicka <jh@suse.cz>
9462 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
9463 after RTL profiling.
9465 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
9468 * fold-const.c (build_range_check): Convert high/low to etype
9469 if we are only comparing against exp.
9471 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
9473 Fix PR tree-optimization/22376
9474 * tree-ssa-structalias.c (build_constraint_graph): We really meant
9476 (need_to_solve): New function.
9477 (compute_points_to_sets): Use it.
9479 2005-07-15 Jan Hubicka <jh@suse.cz>
9481 * cfg.c (update_bb_profile_for_threading): More diagnostic.
9482 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
9484 2005-07-15 Richard Guenther <rguenther@suse.de>
9486 * c-common.c (handle_flatten_attribute): New function.
9487 Add flatten function attribute.
9488 * doc/extend.texi: Document flatten function attribute.
9489 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
9490 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
9492 (cgraph_decide_inlining): Handle functions with flatten
9495 2005-07-14 David Edelsohn <edelsohn@gnu.org>
9497 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
9498 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
9499 UNSPEC_XCHG, UNSPEC_AND): New.
9500 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
9501 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
9502 * config/rs6000/sync.md (FETCHOP): New code macro.
9503 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
9505 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
9506 (sync_compare_and_swap<mode>): Same.
9507 (sync_lock_test_and_set<mode>): Same.
9508 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
9509 for QImode and HImode, and not PPC405.
9510 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
9511 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
9512 (sync_<fetchop>{si,di}_internal): New.
9513 (sync_nand{si,di}_internal): New.
9514 (sync_old_<fetchop>{si,di}_internal): New.
9515 (sync_old_nand{si,di}_internal): New
9516 (sync_new_<fetchop>{si,di}_internal): New.
9517 (sync_new_nand{si,di}_internal): New.
9518 (atomic_and{si,di}): New.
9519 (sync_new_nand{si,di}_internal): New.
9520 (atomic_and{si,di}): New.
9521 (sync_add<mode>_internal): Delete.
9522 (sync_addshort_internal): Use unspec instead of unspec_volatile.
9523 (sync_sub<mode>_internal): Delte.
9524 (sync_subshort_internal): New.
9525 (sync_andsi_internal): Use unspec instead of unspec_volatile.
9526 (sync_anddi_internal): Delete.
9527 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
9528 (sync_booldi_internal): Delete.
9529 (sync_boolc<mode>_internal): Delete.
9530 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
9531 (sync_boolc<mode>_internal2): Delete.
9532 (sync_boolcc<mode>_internal): Delete.
9533 (isync, lwsync): Use unspec instead of unspec_volatile.
9534 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
9535 Revert UNSPEC_VOLATILE.
9536 (rs6000_split_atomic_op): New.
9537 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
9539 2005-07-14 Eric Christopher <echristo@redhat.com>
9541 * config/mips/mips.c (mips_canonicalize_comparison): Cast
9542 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
9544 2005-07-14 Eric Christopher <echristo@redhat.com>
9546 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
9548 2005-07-14 Steven Bosscher <stevenb@suse.de>
9550 PR tree-optimization/22230
9551 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
9552 the computation of the four cross productions for "range op range".
9554 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
9555 Ulrich Weigand <uweigand@de.ibm.com>
9558 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
9561 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
9563 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
9565 2005-07-14 Steve Ellcey <sje@cup.hp.com>
9567 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
9569 2005-07-14 Richard Guenther <rguenther@suse.de>
9572 * config/i386/i386-protos.h (ix86_function_value): Change
9573 prototype to match new target hook.
9574 * config/i386/i386.c (ix86_value_regno): Change prototype
9575 to take extra type argument.
9576 (TARGET_FUNCTION_VALUE): Define.
9577 (ix86_function_ok_for_sibcall): Pass extra argument to
9578 ix86_value_regno, check return slot rtx for exact match.
9579 (ix86_function_value): Take extra parameter. Dispatch to
9580 ix86_value_regno with fndecl/fntype as provided.
9581 (ix86_value_regno): Handle extra type argument.
9582 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
9584 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
9585 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
9586 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
9587 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
9588 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
9590 2005-07-14 Richard Guenther <rguenther@suse.de>
9592 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
9593 * calls.c (expand_call): Pass fntype to hard_function_value.
9594 (emit_library_call_value_1): Likewise.
9595 * explow.c: Include target.h.
9596 (hard_function_value): Take extra argument, the fntype.
9597 Use new target hook for function_value.
9598 * expr.h (hard_function_value): Change prototype.
9599 * function.c (aggregate_value_p): Pass 0 as fntype to
9600 hard_function_value.
9601 (assign_parms): Use new target hook for function_value.
9602 Pass 0 as fntype to hard_function_value.
9603 (expand_function_end): Likewise.
9604 * reg-stack.c: Include target.h.
9605 (stack_result): Use new target hook for function_value.
9606 * target-def.h: New target hook function_value.
9607 * target.h: Likewise.
9608 * targhooks.c (default_function_value): New function.
9609 * targhooks.h (default_function_value): Declare.
9611 2005-07-13 Ian Lance Taylor <ian@airs.com>
9613 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
9615 2005-07-14 Jan Hubicka <jh@suse.cz>
9617 * tree-dfa.c (dump_variable): Use default_def function.
9618 * tree-ssa-alias.c (dump_points_to_info): Likewise.
9619 * tree-ssa.c (verify_use): Likewise.
9620 * tree-ssanames.c (release_ssa_name): Likewise.
9621 * tree-tailcall.c (eliminate_tail_call): Likewise.
9622 (tree_optimize_tail_calls_1): Likewise.
9623 * tree-vrp.c (get_value_range): Likewise.
9625 2005-07-14 Ben Elliston <bje@au.ibm.com>
9627 * gcc.c (main): Compare language[0] with '*' when iterating over
9630 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
9632 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
9633 "s390_emit_compare". Add handling of CCZ1mode.
9634 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
9635 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
9637 (s390_branch_condition_mask): Add CCZ1mode handling.
9638 * config/s390/s390.md: ("seq", "*seq"): New pattern.
9639 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
9640 Use CCZ1mode instead of CCZmode.
9641 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
9643 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
9645 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
9647 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
9649 2005-07-13 Eric Christopher <echristo@redhat.com>
9651 * config/mips/mips.c (mips_canonicalize_comparison): New.
9652 (mips_emit_int_relational): Use.
9654 2005-07-13 Eric Christopher <echristo@redhat.com>
9656 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
9658 * config/s390/s390.md: Include tpf.md. Move tpf specific
9660 * config/s390/tpf.md: To here.
9661 * config/s390/s390.opt: Move tpf specific options...
9662 * config/s390/tpf.opt: to here. Add mmain option.
9663 * config/s390/tpf-unwind.h: Remove unnecessary defines.
9664 * config/s390/tpf.h: Rewrite.
9666 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
9668 * doc/tm.texi: Remove @xref{Cross-profiling}.
9670 2005-07-13 Jeff Law <law@redhat.com>
9672 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
9673 expressions, test their _DECL operands for pointer equality rather
9674 than using operand_equal_p.
9676 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
9678 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
9679 (TARGET_POSIX_IO): This.
9680 * config/darwin.h: Likewise.
9681 * config/freebsd.h: Likewise.
9682 * config/linux.h: Likewise.
9683 * config/lynx.h: Likewise.
9684 * config/netbsd.h: Likewise.
9685 * config/rs6000/linux64.h: Likewise.
9686 * config/rs6000/linux.h: Likewise.
9687 * config/s390/tpf.h: Likewise.
9688 * config/sh/embed-elf.h: Likewise.
9689 * config/sparc/linux64.h: Likewise.
9690 * config/sparc/linux.h: Likewise.
9691 * config/svr4.h: Likewise.
9692 * gcov-io.h: Likewise.
9694 * doc/tm.texi: Updated.
9696 * libgcov.c (create_file_directory): Defined only if
9697 TARGET_POSIX_IO is defined.
9698 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
9701 2005-07-13 Jan Hubicka <jh@suse.cz>
9703 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
9705 2005-07-13 David Edelsohn <edelsohn@gnu.org>
9707 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
9708 structure as argument.
9710 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
9712 PR tree-optimization/21921
9713 * tree-iterator.c (tsi_link_before): Support the case when
9714 tsi_end_p (tsi) == true.
9716 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9718 PR tree-optimization/22442
9719 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
9722 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9724 PR rtl-optimization/20376
9725 * toplev.c (process_options): Enable -fweb and -frename-registers when
9727 * doc/invoke.texi: Update the information about when -fweb and
9728 -frename-registers are enabled.
9730 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9733 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
9734 if *rhs_p is not a SSA_NAME.
9736 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
9738 Fix PR tree-optimization/22422
9739 * tree-ssa-structalias.c (struct variable_info): Add flag for
9741 (get_varinfo): Now a static function.
9742 (new_varinfo): init has_union and is_special_var to false.
9743 (solution_set_add): Check has_union.
9744 (do_da_constraint): Move temporary variable so it gets reset
9746 Also check for special variable.
9747 (do_ds_constraint): Ditto.
9748 (do_sd_constraint): Ditto.
9749 (do_structure_copy): Check for special variable.
9750 (find_func_aliases): Ditto.
9751 (init_base_vars): Set special vars properly.
9753 2005-07-13 Jan Hubicka <jh@suse.cz>
9755 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
9758 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
9759 (get_expr_operands): Fix thinko wrt flags and subvars.
9761 PR tree-optimize/22379
9762 * tree-inline.c (expand_call_inline): Do not output sorry in early
9765 2005-07-12 Dale Johannesen <dalej@apple.com>
9767 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
9769 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9772 * host-linux.h: Include limits.h.
9774 2005-07-12 Dale Johannesen <dalej@apple.com>
9776 * expr.c (compress_float_constant): Add cost check.
9777 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
9779 2005-07-12 Dale Johannesen <dalej@apple.com>
9781 * gcc.target/i386/compress-float-sse.c: New.
9782 * gcc.target/i386/compress-float-sse-pic.c: New.
9783 * gcc.target/i386/compress-float-387.c: New.
9784 * gcc.target/i386/compress-float-387-pic.c: New.
9785 * gcc.dg/compress-float-ppc.c: New.
9786 * gcc.dg/compress-float-ppc-pic.c: New.
9788 2005-07-12 Eric Christopher <echristo@redhat.com>
9790 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
9792 * config/s390/s390.md: Include tpf.md. Move tpf specific
9794 * config/s390/tpf.md: To here.
9795 * config/s390/s390.opt: Move tpf specific options...
9796 * config/s390/tpf.opt: to here. Add mmain option.
9797 * config/s390/tpf-unwind.h: Remove unnecessary defines.
9798 * config/s390/tpf.h: Rewrite.
9800 2005-07-12 Eric Christopher <echristo@redhat.com>
9802 * gcc.c (struct infile): Update comment for language.
9803 (main): Rewrite input file resetting code.
9805 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9808 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
9809 requiring a cast in a non RHS of modify_expr. Add a cast when required.
9810 (lookup_avail_expr): Use constant_boolean_node instead
9811 of boolean_false_node/boolean_true_node.
9813 2005-07-12 Ben Elliston <bje@au.ibm.com>
9815 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
9816 and use it when printing num_edges.
9818 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
9820 * doc/extend.texi (Blackfin Built-in Functions): New section.
9821 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
9824 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
9826 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
9827 s/cmpstrsi/cmpstrnsi
9828 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
9830 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
9831 (init_optabs): Initialize cmpstrn_optab.
9832 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
9833 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
9834 * expr.c: (enum insn_code cmpstrn_optab): Declare.
9835 * config/i386/i386.md: s/cmpstr/cmpstrn
9836 * config/c4x/c4x.md: s/cmpstr/cmpstrn
9837 * doc/md.texi: Update documentation.
9839 2005-07-11 Richard Henderson <rth@redhat.com>
9841 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
9842 build_va_arg_indirect_ref.
9843 (alpha_gimplify_va_arg): Likewise.
9844 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
9845 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
9846 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
9847 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
9848 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
9849 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
9851 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
9853 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9855 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
9856 * passes.c (init_optimization_passes): Add pass_empty_loop.
9857 * tree-pass.h (pass_empty_loop): Declare.
9858 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
9859 try_remove_empty_loop, remove_empty_loops): New functions.
9860 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
9861 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
9863 2005-07-12 Peter Barada <peter@the-baradas.com>
9867 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
9868 in address registers.
9869 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
9870 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
9871 alternative of addsi3_5200.
9873 2005-07-11 Ian Lance Taylor <ian@airs.com>
9875 * config/mips/mips.md (ffs<mode>2): Remove.
9877 2005-07-11 Ian Lance Taylor <ian@airs.com>
9879 * doc/tree-ssa.texi (Cleanups): Improve description of
9881 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
9883 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
9885 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
9886 * tree.h (DECL_ARGUMENT_FLD): New macro.
9888 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
9890 Fix PR tree-optimization/22404
9892 * tree-ssa-structalias.c (create_variable_info_for): Use
9895 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
9897 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
9898 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
9899 for second comparison operand.
9900 * config/bfin/predicates.md (reg_or_const_int_operand): New.
9902 * config/bfin/bfin.md (define_attr "type"): Add "sync".
9903 (define_insn_reservation "alu"): Likewise.
9904 (csync, ssync): Now of type sync.
9905 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
9906 -mcsync-anomaly -mspecld-anomaly.
9907 * config/bfin/bfin.opt (mcsync): Remove.
9908 (mcsync-anomaly, mspecld-anomaly): Add.
9909 * config/bfin/bfin.c: Include "insn-codes.h".
9910 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
9911 (TARGET_DEFAULT_TARGET_FLAGS): New.
9912 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
9914 2005-07-11 Steven Bosscher <stevenb@suse.de>
9916 * basic-block.h: Give the BB flags enum a name, bb_flags.
9917 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
9918 * cfgcleanup.c (enum bb_flags): Remove here.
9919 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
9920 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
9921 (update_forwarder_flag): Likewise.
9922 (thread_jump): Likewise.
9923 (try_forward_edges): Likewise.
9924 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
9925 forwarder flags. Don't clear bb->aux for all basic blocks. Only
9926 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
9928 2005-07-11 Richard Guenther <rguenther@suse.de>
9930 * config/i386/i386.opt: New target option -msseregparm.
9931 * config/i386/i386.c (override_options): Error out for
9932 -msseregparm but no SSE support.
9933 (ix86_function_sseregparm): Check for global sseregparm.
9934 * doc/invoke.texi: Document -msseregparm.
9936 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9938 * config.gcc (m32r-*-linux*): Use the default extra_parts.
9939 (m32rle-*-linux*): Ditto.
9941 2005-07-11 Jakub Jelinek <jakub@redhat.com>
9943 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
9944 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
9947 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9951 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
9952 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
9954 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
9956 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
9957 (varmap): Heapify varmap.
9958 (constraints): Heapify constraints.
9959 (struct constraint_graph): Heapify succs and preds.
9960 (constraint_vec_find): Update for heapification.
9961 (constraint_set_union): Ditto.
9962 (insert_into_complex): Ditto.
9963 (constraint_edge_vec_find): Ditto.
9964 (erase_graph_self_edge): Ditto.
9965 (add_graph_edge): Ditto.
9966 (get_graph_weights): Ditto.
9967 (merge_graph_nodes): Ditto.
9968 (build_constraint_graph): Ditto.
9969 (topo_visit): Ditto.
9970 (solve_graph): Ditto.
9971 (create_variable_info_for): Ditto.
9972 (init_base_vars): Ditto.
9973 (delete_points_to_sets): Free graph, varmap, and complex constraints.
9974 (condese_varmap_nodes): Free complex vector.
9975 (clear_edges_for_node): Clear succs and preds vector.
9977 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
9979 * tree-ssa-structalias.c (update_alias_info): Change counting of
9980 references to not include vdefs.
9982 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
9984 * tree-ssa-alias.c (free_used_part_map): Add missing free.
9987 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9989 * pa.c (pa_commutative_p): Make PLUS commutative when
9990 TARGET_NO_SPACE_REGS is true.
9992 2005-07-09 Diego Novillo <dnovillo@redhat.com>
9994 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
9995 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
9996 * tree-dfa.c (dump_subvars_for): New.
9997 (debug_subvars_for): New.
9998 (dump_variable): Show subvariables if VAR has them.
9999 * tree-flow-inline.h (get_subvar_at): New.
10000 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
10001 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
10003 (struct subvar): Change fields offset and size to unsigned
10005 (dump_subvars_for): Declare.
10006 (debug_subvars_for): Declare.
10007 (get_subvar_at): Declare.
10008 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
10009 to unsigned HOST_WIDE_INT *.
10010 (overlap_subvar): Likewise.
10011 * tree-gimple.c (is_gimple_reg): Always return false for
10012 SFTs and memory tags.
10013 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
10014 Update all callers.
10015 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
10016 (compute_may_aliases): Call compute_points_to_sets.
10017 (collect_points_to_info_for): Remove.
10018 (compute_points_to_and_addr_escape): Remove.
10019 (delete_alias_info): Call delete_points_to_sets.
10020 (compute_flow_sensitive_aliasing): If the call to
10021 find_what_p_points_to returns false, call set_pt_anything.
10022 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
10023 (set_pt_anything): Clear pi->pt_vars.
10024 (set_pt_malloc): Remove.
10025 (merge_pointed_to_info): Remove.
10026 (add_pointed_to_expr): Remove.
10027 (add_pointed_to_var): Remove.
10028 (collect_points_to_info_r): Remove.
10029 (is_escape_site): Make extern.
10031 (create_overlap_variables_for): Call it.
10032 * tree-ssa-copy.c (merge_alias_info): Never merge
10033 flow-sensitive alias information.
10034 * tree-ssa-operands.c (get_expr_operands): Adjust variables
10035 offset and size to be unsigned HOST_WIDE_INT.
10036 (add_to_addressable_set): Rename from note_addressable.
10037 Set TREE_ADDRESSABLE as the variables are added to the set.
10039 (add_stmt_operand): Do not try to micro-optimize unmodifiable
10040 operands into VUSEs when adding V_MAY_DEFs for members in an
10042 * tree-ssa-operands.h (add_to_addressable_set): Declare.
10043 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
10044 (struct variable_info): Add bitfield is_heap_var.
10045 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
10046 (new_var_info): Initialize is_heap_var.
10047 (get_constraint_for): Add HEAP variables to the symbol table.
10048 Mark them with is_heap_var.
10049 (update_alias_info): New. Taken mostly from the old
10050 compute_points_to_and_addr_escape.
10051 (handle_ptr_arith): New.
10052 (find_func_aliases): Call update_alias_info.
10053 Call handle_ptr_info for tcc_binary expressions.
10054 Call mark_stmt_modified.
10055 (create_variable_info_for): If DECL has subvars, do not create
10056 variables for its subvars. Always add all the fields.
10057 (set_uids_in_ptset): If the solution includes ANYOFFSET and
10058 SFTs, then add all the SFTs of the structure.
10059 If VI->DECL is an aggregate with subvariables, add the SFT at
10061 (find_what_p_points_to): If VI is an artificial variable,
10062 translate to bitfields in SSA_NAME_PTR_INFO.
10063 If the solution is empty, set pi->pt_vars to NULL
10064 (init_base_vars): Create ANYOFFSET.
10065 (compute_points_to_sets): Rename from create_alias_vars.
10067 (pass_build_pta): Remove.
10068 (delete_points_to_sets): Rename from delete_alias_vars.
10069 (pass_del_pta): Remove.
10070 * tree-ssa-structalias.h (struct alias_info): Move from
10072 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
10073 NUM_REFERENCES_SET): Likewise.
10074 (compute_points_to_sets, delete_points_to_sets): Declare.
10076 2005-07-09 Richard Henderson <rth@redhat.com>
10078 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
10079 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
10080 alpha_split_lock_test_and_set_12): New functions.
10081 * config/alpha/alpha-protos.h: Update.
10082 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
10083 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
10084 * config/alpha/sync.md (I12MODE): New.
10085 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
10086 (sync_<fetchop_name><I48MODE>): Likewise.
10087 (sync_nand<I48MODE>): Likewise.
10088 (sync_old_<fetchop_name><I48MODE>): Likewise.
10089 (sync_new_<fetchop_name><I48MODE>): Likewise.
10090 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
10091 (sync_compare_and_swap<I48MODE>): Likewise.
10092 (sync_lock_test_and_set<I48MODE>): Likewise.
10093 (sync_compare_and_swap<I12MODE>): New.
10094 (sync_compare_and_swap<I12MODE>_1): New.
10095 (sync_lock_test_and_set<I12MODE>): New.
10096 (sync_lock_test_and_set<I12MODE>_1): New.
10098 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10102 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
10104 2005-07-09 Jakub Jelinek <jakub@redhat.com>
10106 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
10107 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
10109 2005-07-09 Richard SAndiford <richard@codesourcery.com>
10112 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
10114 2005-07-08 David Edelsohn <edelsohn@gnu.org>
10116 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
10117 memory_operand constraint.
10118 (store_conditional_<mode>): Same.
10119 (sync_compare_and_swap<mode>): Same.
10120 (sync_lock_test_and_set<mode>): Same.
10122 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
10124 Rewrite PIC support to more closely model actual instructions.
10125 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
10126 (cris_symbol): Remove prototypes for removed functions.
10127 (cris_pic_symbol_type_of, cris_valid_pic_const)
10128 (cris_expand_pic_call_address): Prototypes for new functions.
10129 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
10131 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
10133 <case ':'>: Add case for new punctuation character.
10134 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
10135 emitting (extra) PIC modifier.
10136 <case UNSPEC>: Do not assert for PLT.
10137 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
10138 (cris_expand_prologue, cris_expand_epilogue): Check
10139 for pic_offset_table_rtx usage instead of taking
10140 current_function_uses_pic_offset_table as the final word.
10141 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
10142 Remove flag_pic difference.
10143 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
10144 the moral equivalents of...
10145 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
10147 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
10148 (cris_handle_option): Mark ARG as unused.
10149 (cris_expand_pic_call_address): New worker function for "call",
10151 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
10152 output PIC constructs here.
10153 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
10154 as symbol-specific modifers, not whole or part of operands.
10155 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
10156 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
10157 constants and flag_pic.
10158 (CONSTANT_INDEX_P): Adjust for new functions.
10159 (enum cris_pic_symbol_type): New helper type.
10160 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
10161 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
10162 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
10164 ("movsi"): Emit actual instructions for GOT and relative access.
10165 ("*movsi_got_load"): New pattern to set up the register holding
10167 ("*movsi_internal"): Operand 1 is not a plain general_operand.
10168 Adjust FIXME for 'S'.
10169 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
10170 Use "movs" for -fpic cases.
10171 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
10172 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
10173 ("call", "call_value"): Just call cris_expand_pic_call_address for
10175 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
10176 Remove special pattern.
10177 ("*expanded_call_side", "*expanded_call_value_side"): New
10179 (gotplt-to-plt, gotplt-to-plt-side-call)
10180 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
10182 * config/cris/cris/predicates.md
10183 ("cris_general_operand_or_gotless_symbol"): Remove unused
10185 ("cris_general_operand_or_symbol"): Adjust for new functions.
10187 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10189 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
10191 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
10193 * Makefile.in (TREE_H): Add treestruct.def.
10194 (c-decl.o): Add pointer-set.h
10195 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
10196 visibility on regular DECL's.
10197 (merge_decls): Fix the copying of decl nodes of various types for
10198 the new structures. Don't update RTL, section name, weak status,
10199 etc, on DECL's without RTL.
10200 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
10201 Don't check volatile on non-variable types.
10202 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
10203 to check whether we have seen arguments.
10204 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
10205 flag is checked before field (flag is common, field is not).
10206 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
10207 TS_DECL_COMMON could have an origin.
10208 (add_location_or_const_value_attribute): Don't check section name
10209 on non-var/function decls.
10210 (dwarf2out_var_location): Reverse order of tests.
10211 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
10212 with DECL_WRTL_CHECK.
10213 * expmed.c (make_tree): rtl is now in decl_with_rtl.
10214 * fold-const.c (fold_binary): Don't check weakness on
10215 non-var/function decls.
10216 (tree_expr_nonzero_p): Ditto.
10217 (fold_checksum_tree): Use tree_decl_extra as sizeof
10219 * ggc-page.c (extra_order_size_table): Add sizes for
10220 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
10222 * gimplify.c (gimplify_bind_expr): Only set
10223 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
10224 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
10226 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
10227 * langhooks.h (init_ts). New langhook.
10228 * passes.c (rest_of_decl_compilation): Reverse order of tests.
10229 * print-tree.c (print_node): Update to only print fields that
10230 exist in the structures the passed decl has.
10231 * toplev.c (wrapup_global_declarations): Don't reset
10232 DECL_DEFER_OUTPUT on DECL's that don't contain it.
10233 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
10234 * tree-inline.c (remap_decl): Ditto.
10235 * tree-outof-ssa.c (create_temp): Reverse order of tests.
10236 * tree-pretty-print.c (print_declaration): Don't print
10237 DECL_REGISTER on things that don't contain it.
10238 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
10239 non-var/function decls.
10240 * tree.c (tree_contains_struct): New structure.
10241 (init_priority_for_decl): New hashtable.
10242 (tree_int_map): New structure.
10243 (tree_int_map_eq): New function.
10244 (tree_int_map_marked_p): Ditto.
10245 (tree_int_map_hash): Ditto.
10246 (tree_map): Move to tree.h.
10247 (tree_map_eq): Externalize.
10248 (tree_map_hash): Ditto.
10249 (tree_map_marked_p): Ditto.
10250 (init_ttree): Set up tree_contains_struct and call langhook.
10251 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
10252 (tree_code_size): Update for new structures.
10253 (tree_node_structure): Update for new structures.
10254 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
10256 (copy_node_stat): Copy init priority.
10257 (build_decl_stat): Ditto for visibility.
10258 (ts_enum_names): New.
10259 (tree_contains_struct_check_failed): New function.
10260 (decl_init_priority_lookup): Ditto.
10261 (decl_init_priority_insert): Ditto.
10262 * treestruct.def: New file.
10263 * tree.h (CODE_CONTAINS_STRUCT): New macro.
10264 (CONTAINS_STRUCT_CHECK): Ditto.
10265 (tree_contains_struct_check_failed): New prototype.
10266 (DECL_CHECK): Removed.
10267 (DECL_MINIMAL_CHECK): New.
10268 (DECL_COMMON_CHECK): Ditto.
10269 (DECL_WRTL_CHECK): Ditto.
10270 (DECL_NON_COMMON_CHECK): Ditto.
10271 (DECL_WITH_VIS_CHECK): Ditto.
10272 (VAR_OR_FUNCTION_DECL_P): Ditto
10273 (struct tree_decl_minimal): New structure.
10274 (struct tree_decl_common): Ditto.
10275 (struct tree_decl_with_rtl): Ditto.
10276 (struct tree_decl_with_vis): Ditto.
10277 (struct tree_decl_non_common): Ditto.
10278 (struct tree_field_decl): Ditto.
10279 (struct tree_parm_decl): Ditto.
10280 (struct tree_var_decl): Ditto.
10281 (struct tree_function_decl): Ditto.
10282 (struct tree_const_decl): Ditto.
10283 (struct tree_result_decl): Ditto.
10284 (union tree_node): Add new structures.
10285 * var-tracking.c (track_expr_p): Reverse order of tests.
10287 * doc/c-tree.texi: Add documentation on DECL node internal structure.
10289 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10291 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
10292 * system.h: Poison FINALIZE_PIC.
10293 * doc/tm.texi (FINALIZE_PIC): Remove.
10295 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10298 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
10299 to the correct type if we have a MODIFY_EXPR.
10301 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10303 PR tree-optimization/22360
10304 * tree.c (upper_bound_in_type): Fix calculations for casting
10305 to a non-wider signed type and casting a signed value to a
10306 wider unsigned type.
10307 (lower_bound_in_type): Fix calculations for casting to a
10308 non-wider signed type.
10310 PR tree-optimization/20139
10311 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
10313 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
10314 fold_cond_expr_cond.
10315 * tree-ssanames.c (release_defs): Assert in_ssa_p.
10316 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
10318 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10321 * tree-complex.c (expand_complex_libcall): Produce
10322 REALPART_EXPR/IMAGPART_EXPR with the correct type.
10324 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
10326 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
10327 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
10328 b" assert and inserted fastpath code for this case.
10329 (bitmap_ior): Removed "a != b" assert.
10331 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10333 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
10334 (ENDFILE_SPEC): Likewise.
10335 * config/m32r/m32r.h (ASM_SPEC): Likewise.
10337 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
10338 a large stack frame at epilogue.
10340 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
10342 * final.c: Include sdbout.h when required.
10344 2005-07-07 Geoffrey Keating <geoffk@apple.com>
10346 * config.gcc (*-*-darwin*): Only one target-specific header file
10347 for generic darwin.
10348 (powerpc-*-darwin*): Add version-specific header files.
10349 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
10350 * config.in: Regenerate.
10351 * configure: Regenerate.
10352 * gcc.c: Include xregex.h.
10353 (version_compare_spec_function): New.
10354 (spec_function): Add version-compare.
10355 (replace_outfile_spec_function): Reformat comment.
10356 (compare_version_strings): New.
10357 * config/darwin-c.c (version_as_macro): New.
10358 (builtin_define): New.
10359 (darwin_cpp_builtins): New.
10360 * config/darwin-protos.h (darwin_cpp_builtins): New.
10361 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
10362 (LIB_SPEC): Make unconditional, update comment.
10363 (TARGET_C99_FUNCTIONS): Define.
10364 * config/darwin.opt: Sort.
10365 (mmacosx-version-min=): New.
10366 * config/darwin7.h: Delete.
10367 * config/darwin8.h: Delete.
10368 * config/i386/darwin.h (): Call darwin_cpp_builtins.
10369 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
10370 (TARGET_C99_FUNCTIONS): Define.
10371 * config/rs6000/darwin7.h: New.
10372 * config/rs6000/darwin8.h: New.
10373 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
10374 (-mmacosx-version-min): Document.
10376 2005-07-07 Ian Lance Taylor <ian@airs.com>
10378 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
10380 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
10382 PR middle-end/22239
10383 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
10385 2005-07-07 Khem Raj <kraj@mvista.com>
10387 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
10388 in bytes, not words.
10390 2005-07-07 Paul Brook <paul@codesourcery.com>
10392 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
10393 DEFAULT_FUNCTION_ARG_PADDING to upward.
10395 2005-07-07 Richard Henderson <rth@redhat.com>
10397 * function.c (locate_and_pad_parm): Record parameter alignment in
10398 stack_alignment_needed.
10400 2005-07-07 David Edelsohn <edelsohn@gnu.org>
10402 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
10403 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
10404 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
10405 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
10406 (define_attr "type"): Add isync, sync, load_l, store_c.
10407 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
10408 Create scratch volatile MEM.
10409 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
10411 (load_locked_<mode>): New.
10412 (store_conditional_<mode>): New.
10413 (sync_compare_and_swap<mode>): Replace with splitter.
10414 (sync_lock_test_and_set<mode>): Replace with splitter.
10415 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
10417 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
10418 is ics. Attribute isync.
10419 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
10421 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
10422 and UNSPECV_SYNC_OP.
10423 (emit_unlikely_jump): New.
10424 (emit_load_locked): New.
10425 (emit_store_conditional): New.
10426 (rs6000_split_compare_and_swap): New.
10427 (rs6000_split_lock_test_and_set): New.
10428 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
10429 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
10430 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
10431 rs6000_split_lock_test_and_set): Declare.
10432 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
10433 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
10434 store_c, isync, sync.
10436 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
10438 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
10439 filenames to gtyp-gen.h.
10440 (s-typ-gen): Use it in place of for loops.
10442 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
10444 * hooks.c (hook_bool_rtx_int_false): New function.
10445 * hooks.h (hook_bool_rtx_int_false): Declare.
10446 * target-def.h (TARGET_COMMUTATIVE_P): Define.
10447 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
10448 * target.h (struct gcc_target): Add commutative_p member.
10449 * targhooks.c (hook_bool_rtx_commutative_p): New function.
10450 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
10451 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
10452 (pa_commutative_p): New function.
10453 * jump.c (target.h): Include.
10454 (rtx_renumbered_equal_p): Use targetm.commutative_p.
10455 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
10457 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10459 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
10460 (s390_expand_setmem): New.
10461 * config/s390/s390.c: Likewise.
10462 (print_shift_count_operand): Truncate to 12 bits instead of 6.
10464 * config/s390/s390.md: ("setmem<mode>"): Accept character as
10465 general_operand. Call new function "s390_expand_setmem".
10466 ("clrmem_long", "*clrmem_long"): Rewrite to ...
10467 ("setmem_long", "*setmem_long"): ... this.
10469 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10471 * config/s390/s390.c: (optimization_options): Enable
10472 TARGET_MVCLE at -Os.
10473 * doc/invoke.texi: Document changes in default behaviour.
10474 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
10476 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10478 * expr.c: (set_storage_via_setmem): Convert opchar to mode
10479 defined by back-end.
10481 2005-07-07 Jakub Jelinek <jakub@redhat.com>
10483 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
10484 all sets in the pattern.
10485 * config/rs6000/rs6000.md (stack_protect_testsi,
10486 stack_protect_testdi): Likewise.
10488 2005-07-06 Jeff Law <law@redhat.com>
10490 * tree-vrp.c (simplify_using_ranges): Kill.
10491 (vrp_finalize): Remove call to simplify_using_ranges.
10492 (simplify_stmt_using_ranges): New function extracted from
10493 simplify_using_ranges.
10494 (simplify_div_or_mod_using_ranges): Likewise.
10495 (simplify_abs_using_ranges): Likewise.
10496 (simplify_cond_using_ranges): New function.
10497 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
10498 * tree-ssa-propagate.c (substitute_and_fold): Call
10499 simplify_stmt_using_ranges if we have range information.
10501 2005-07-06 James E. Wilson <wilson@specifixinc.com>
10503 * config/ia64/ia64.c (ia64_reorg): Check optimize before
10504 ia64_flag_schedule_isns2.
10506 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
10507 reading/writing general registers.
10508 (ia64_function_arg): Revert 2005-06-18 change.
10510 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
10512 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
10513 (legitimize_tls_address): Use gcc_unreachable instead of abort.
10515 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
10517 * function.c (expand_function_end): Revert part of 2005-06-27
10518 patch. Do sjlj_emit_function_exit_after after return_label.
10520 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
10522 * doc/install.texi (--disable-libssp): New.
10524 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
10526 * doc/invoke.texi: Update -fforce-mem documentation.
10527 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
10528 code for -fforce-mem.
10529 * expmed.c: (store_bit_field,store_fixed_bit_field,
10530 extract_bit_field): Ditto.
10531 * expr.c: (convert_move): Ditto.
10532 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
10533 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
10534 emit_conditional_add,expand_float,expand_fix): Ditto.
10535 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
10536 (common_handle_option): Issue warning when -fforce-mem specified.
10538 2005-07-06 Paul Brook <paul@codesourcery.com>
10540 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
10542 * configure: Regenerate.
10544 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
10546 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
10548 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
10550 Fix PR tree-optimization/22319
10551 Fix PR tree-optimization/22140
10552 Fix PR tree-optimization/22310
10554 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
10555 variable sized types.
10556 Use correct type for intermediate structure on *a = *b structure
10559 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10561 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
10563 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
10564 (machine_function): Move typedef to...
10565 * config/rs6000/rs6000.c (machine_function): ... here. Add
10566 varargs_save_offset field.
10567 (rs6000_stack_t): Remove varargs_size field.
10568 (setup_incoming_varargs): Allocate varargs save area using
10569 assign_stack_local, try to make it as small as possible.
10570 Save offset from virtual_stack_vars_rtx to the save area
10571 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
10572 instead of magic 8 when fp word byte size is used.
10573 (rs6000_va_start): Use cfun->machine->varargs_save_offset
10574 instead of -RS6000_VARARGS_SIZE.
10575 (rs6000_stack_info, debug_stack_info,
10576 rs6000_initial_elimination_offset): Remove all traces of
10578 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
10579 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
10580 RS6000_VARARGS_AREA.
10582 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
10584 PR tree-optimization/21963
10585 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
10586 constant_multiple_of in the same way get_computation_cost_at does.
10588 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10590 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
10591 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
10592 (gen_compare_reg): If sparc_compare_emitted is set, clear it
10593 and return its previous value.
10594 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
10595 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
10597 (stack_protect_set, stack_protect_test): New expanders.
10598 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
10599 stack_protect_testdi): New insns.
10600 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
10601 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
10603 2005-07-06 Jeff Law <law@redhat.com>
10605 * tree-ssa-dce.c (cfg_altered): New global.
10606 (tree_dce_init): Initialize cfg_altered.
10607 (remove_dead_stmt): If we remove an edge in the CFG, then set
10609 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
10612 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
10614 * Makefile.in (stamp-collect-ld): Use
10615 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
10616 ./collect-ld if it already exists.
10617 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
10618 Don't remove ./nm if it already exists.
10620 2005-07-05 Devang Patel <dpatel@apple.com>
10622 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
10623 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
10624 * tree-vectorizer.c (vect_loop_location): New.
10625 (vect_print_dump_info): Use vect_loop_location.
10626 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
10627 (vectorize_loops): Set vect_loop_location.
10628 * tree-vect-analyze.c (vect_analyze_offset_expr,
10629 vect_determin_vectorization_factor, vect_analyze_operations,
10630 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
10631 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
10632 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
10633 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
10634 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
10635 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
10636 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
10637 vect_analyze_loop): Adjust vect_print_dump_info API.
10638 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
10639 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
10640 vect_finish_stmt_generation, vectorizable_assignment,
10641 vectorizable_operation, vectorizable_store, vectorizable_load,
10642 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
10643 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
10644 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
10645 vect_transform_loop): Same.
10646 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
10647 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
10650 2005-07-05 Randolph Chung <tausq@debian.org>
10652 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
10653 * configure: Regenerate.
10654 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
10655 (pa_tls_referenced_p): Declare.
10656 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
10657 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
10658 (legitimize_tls_address): New.
10659 (hppa_legitimize_address): Handle TLS addresses.
10660 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
10661 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
10662 (emit_move_sequence): Handle TLS addresses.
10663 (pa_encode_section_info): Call default handler to handle common
10665 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
10666 (CONSTANT_ADDRESS_P): Reject TLS operands.
10667 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
10668 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
10669 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
10670 (UNSPEC_TLSLE): Define new constants.
10671 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
10672 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
10673 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
10674 (tie_symbolic_operand, tle_symbolic_operand): New
10676 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
10678 * aclocal.m4: Update macros for autoconf 2.59 style.
10679 * configure.ac: Likewise.
10681 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10683 * pa.c (function_value): Handle small aggregates on 32-bit targets.
10684 (function_arg): Pass small aggregates in general registers on 32-bit
10686 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
10688 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
10690 * Makefile.in (final.o): Fix dependencies.
10692 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
10696 * langhooks.h (struct lang_hooks): Add expr_to_decl.
10697 * langhooks.c (lhd_expr_to_decl): New.
10698 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
10700 (LANG_HOOKS_INITIALIZER): Update.
10701 * tree.c (recompute_tree_invarant_for_addr_expr): Call
10702 expr_to_decl langhook.
10703 * c-tree.h (c_expr_to_decl): Declare.
10704 * c-typeck.c (c_expr_to_decl): New.
10705 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
10707 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
10709 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
10712 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
10713 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
10715 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
10717 * Makefile.in: Adjust dependencies.
10718 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
10719 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
10720 * alias.c (rest_of_handle_cfg, pass_cfg): New.
10721 * bb-reorder.c (duplicate_computed_gotos): Make it static.
10722 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
10723 rest_of_compilation.
10725 * bb-reorder.c (gate_duplicate_computed_gotos,
10726 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
10727 rest_of_handle_reorder_blocks, pass_reorder_blocks,
10728 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
10729 pass_partition_blocks): New.
10730 * bt-load.c (gate_handle_branch_target_load_optimize,
10731 rest_of_handle_branch_target_load_optimize,
10732 pass_branch_target_load_optimize): New.
10733 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
10735 * cfglayout.c (pass_insn_locators_initialize): New.
10736 * cfgrtl.c (pass_free_cfg): New.
10737 * combine.c (gate_handle_combine, rest_of_handle_combine,
10738 pass_combine): New.
10739 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
10740 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
10741 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
10742 * except.c (pass_set_nothrow_function_flags,
10743 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
10745 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
10746 rest_of_handle_shorten_branches, pass_shorten_branches,
10747 rest_of_clean_state, pass_clean_state): New.
10748 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
10749 rest_of_handle_remove_death_notes, pass_remove_death_notes,
10750 rest_of_handle_life, pass_life, rest_of_handle_flow2,
10752 * function.c (pass_instantiate_virtual_regs, pass_init_function,
10753 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
10754 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10755 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
10757 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
10758 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
10759 pass_rtl_ifcvt, gate_handle_if_after_combine,
10760 rest_of_handle_if_after_combine, pass_if_after_combine,
10761 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
10762 pass_if_after_reload): New.
10763 * integrate.c (pass_initial_value_sets): New.
10764 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
10765 pass_purge_lineno_notes): New.
10766 * mode-switching.c (rest_of_handle_mode_switching,
10767 pass_mode_switching): New.
10768 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
10769 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
10771 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
10772 pass_loop_optimize): New.
10773 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
10775 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
10777 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
10778 pass_postreload_cse): New.
10779 * profile.c (gate_handle_profiling, pass_profiling,
10780 rest_of_handle_branch_prob, pass_branch_prob): New.
10781 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
10782 pass_split_before_regstack, gate_handle_split_before_regstack,
10783 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
10784 rest_of_handle_split_all_insns, pass_split_all_insns): New.
10785 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
10786 pass_stack_regs): New.
10787 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
10788 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
10789 pass_stack_adjustments): New.
10790 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
10791 pass_regrename): New.
10792 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
10793 pass_delay_slots, gate_handle_machine_reorg,
10794 rest_of_handle_machine_reorg, pass_machine_reorg): New.
10795 * rtl.h (extern void purge_line_number_notes): New.
10796 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
10797 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
10799 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
10801 * value-prof.c (gate_handle_value_profile_transformations,
10802 rest_of_handle_value_profile_transformations,
10803 pass_value_profile_transformations): New.
10804 * var-tracking.c (gate_handle_var_tracking,
10805 pass_variable_tracking): New.
10806 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
10808 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
10809 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
10810 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
10811 rest_of_handle_old_regalloc, rest_of_handle_regrename,
10812 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
10813 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
10814 rest_of_handle_gcse2, rest_of_handle_regmove,
10815 rest_of_handle_tracer, rest_of_handle_if_conversion,
10816 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
10817 rest_of_handle_web, rest_of_handle_branch_prob,
10818 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
10819 rest_of_handle_jump_bypass, rest_of_handle_combine,
10820 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10821 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10822 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
10823 rest_of_handle_mode_switching, rest_of_handle_jump,
10824 rest_of_handle_eh, rest_of_handle_stack_adjustments,
10825 rest_of_handle_flow2, rest_of_handle_jump2,
10826 rest_of_handle_peephole2, rest_of_handle_postreload,
10827 rest_of_handle_shorten_branches, rest_of_clean_state,
10828 rest_of_compilation): Remove.
10830 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
10831 * passes.c (dump_flags, in_gimple_form, all_passes,
10832 all_ipa_passes, all_lowering_passes, register_one_dump_file,
10833 register_dump_files, next_pass_1, last_verified, execute_todo,
10834 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
10835 from tree-optimize.c.
10836 (init_optimization_passes): Moved from tree-optimize.c,
10837 adding the RTL optimizations.
10838 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
10839 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
10840 all_ipa_passes, all_lowering_passes, register_one_dump_file,
10841 register_dump_files, next_pass_1, last_verified, execute_todo,
10842 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
10843 init_tree_optimization_passes, ipa_passes): Delete.
10844 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
10846 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
10847 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
10849 (ipa_passes): Remove.
10850 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
10851 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
10852 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
10853 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
10854 (dump_info_p, dump_flag): Moved to tree-dump.h.
10856 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
10858 * passes.c (finish_optimization_passes): Use dump_begin
10859 and dump_end, TDI_end.
10860 (gate_rest_of_compilation): New.
10861 (pass_rest_of_compilation): Use it.
10862 (gate_postreload, pass_postreload): New.
10863 * toplev.c (general_init): Rename init_tree_optimization_passes.
10864 * toplev.h (init_tree_optimization_passes): Rename to
10865 init_optimizations_passes.
10866 * tree-dump.c (dump_flag): Make static.
10867 (dump_files): Remove RTL dumps.
10868 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
10869 pass_cleanup_cfg, pass_free_cfg_annotations,
10870 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
10871 pass_init_datastructures, pass_fixup_cfg): Make non-static.
10872 * tree-pretty-print.c: Include tree-pass.h.
10873 * cgraph.c: Include tree-dump.h.
10875 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
10877 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
10878 Only fall back to saying it points to readonly memory if
10879 we can't do better.
10881 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10883 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
10884 * config/m32r/m32r.c (m32r_compute_frame_size,
10885 m32r_expand_prologue): Take current_function_profile into
10886 account whenever we reference
10887 current_function_uses_pic_offset_table.
10888 (m32r_finalize_pic): Remove.
10889 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
10891 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
10893 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
10894 instead of $<. Don't remove ./as if it already exists.
10896 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10899 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
10900 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
10901 for complex modes when generating code for PA 1.0.
10902 (VALID_FP_MODE_P): New macro.
10903 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
10904 sets for all general and floating point modes. Align wide floating
10905 point modes to even register boundaries to comply with architectural
10907 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
10908 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
10909 (VALID_FP_MODE_P): New macro.
10910 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
10911 sets for all general and floating point modes. Align wide floating
10912 point modes to even register boundaries to comply with architectural
10915 2005-07-04 Diego Novillo <dnovillo@redhat.com>
10917 * tree-dump.c (dump_files): Initialize dump number for .cgraph
10920 2005-07-04 Diego Novillo <dnovillo@redhat.com>
10922 * tree-ssa-structalias.c: Don't include expr.h.
10924 2005-07-04 Diego Novillo <dnovillo@redhat.com>
10926 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
10929 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
10931 Fix PR tree-optimization/22279
10933 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
10936 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
10938 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
10940 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
10942 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
10943 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
10944 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
10945 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
10946 config/stormy16/stormy16.c, config/v850/v850.c,
10947 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
10948 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
10949 Avoid "." or "\n" at end of diagnostics and capital letters at
10950 start of diagnostics.
10951 * combine.c, cse.c: Don't translate dump file output.
10952 * toplev.c (print_version): Only translate output if going to
10955 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
10957 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
10958 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
10961 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10963 * pa.c (fix_range): Fix typo in comment.
10965 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
10967 * tree-vrp.c (extract_range_from_assert): Replace
10968 fold (build (...)) with fold_build2.
10970 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10972 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
10973 gcc_gfc_char_table, init_dynamic_gfc_info): New.
10974 (format_types_orig, handle_format_attribute): Add support for
10977 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
10979 * varasm.c (assemble_variable): Fix format specifier thinko.
10981 2005-07-03 Ira Rosen <irar@il.ibm.com>
10983 PR tree-optimization/22029 (and 22135)
10984 * tree-pretty-print.c (dump_generic_node): Check that the node is not
10985 a phi node before calling dump_vops.
10987 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
10989 * tree-dump.h (dump_string_field): Declare.
10990 * tree-dump.c: Use it instead of dump_string.
10991 (dump_string_field): Make non-static.
10993 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
10995 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
10996 up the minimal CFG stuff always when optimize > 0. Call
10997 split_all_insns_noflow in PIC case if needed.
10999 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11000 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11003 * c-decl.c (c_write_global_declarations): Dump contents of
11005 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
11006 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
11007 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
11008 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
11011 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11013 * c-common.h (GCC_DIAG_STYLE): Define.
11014 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
11015 version for format checking to 4.1.
11016 * c-format.c: Include toplev.h after c-common.h.
11017 (enum format_type): Add gcc_tdiag_format_type.
11018 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
11019 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
11020 (format_types_orig): Add gcc_tdiag.
11021 (init_dynamic_diag_info): Support gcc_tdiag formats.
11022 (handle_format_attribute): Likewise.
11023 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
11024 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
11025 version for format checking to 4.1.
11026 (warning0, warning, error, pedwarn, sorry): Use
11027 ATTRIBUTE_GCC_DIAG.
11028 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
11029 (finish_aliases_1): Do not use %qE.
11030 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
11031 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
11032 Correct format bugs.
11033 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
11034 parameter to unsigned HOST_WIDE_INT.
11035 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
11037 2005-07-02 David Edelsohn <edelsohn@gnu.org>
11039 PR middle-end/21742
11040 * expr.c (write_complex_part): Use adjust_address for MEM.
11041 (read_complex_part): Same.
11043 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
11045 Fix PR tree-optimization/22280
11047 * tree-sra.c (generate_element_init): Remove useless loop.
11049 2005-07-02 Richard Henderson <rth@redhat.com>
11051 * config/alpha/alpha.c (alpha_legitimize_address): Check for
11053 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
11055 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
11057 PR middle-end/14490
11058 * fold-const.c (fold_binary): Handle the return value of
11059 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
11060 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
11062 2005-07-02 Jeff Law <law@redhat.com>
11064 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
11065 a eliminate type conversion which feeds an equality comparison
11066 if the original type or either operand in the comparison is a
11069 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
11071 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
11072 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
11074 * config/avr/avr.c: Do not use '`' as left quote.
11075 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
11076 Remove "." from end of diagnostics. Make diagnostics start with
11079 2005-07-02 Zack Weinberg <zack@codesourcery.com>
11080 Joseph S. Myers <joseph@codesourcery.com>
11082 * toplev.c (default_tree_printer): Handle setting location with
11084 * c-objc.common.c (c_tree_printer): Likewise.
11085 * c-format.c (gcc_diag_flag_specs): Add '+'.
11086 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
11087 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
11089 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
11090 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
11091 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
11092 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
11093 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
11094 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
11095 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
11096 format arguments where %J is used without %D.
11098 2005-07-02 Jakub Jelinek <jakub@redhat.com>
11100 * gcc.c (LINK_SSP_SPEC): Define.
11101 (link_ssp_spec): New variable.
11102 (LINK_COMMAND_SPEC): Add %(link_ssp).
11103 (static_specs): Add link_ssp_spec.
11104 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
11105 * configure: Rebuilt.
11106 * config.in: Rebuilt.
11108 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11109 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11110 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11111 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11112 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
11113 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
11114 -0x7008(2) instead of reading __stack_chk_guard variable.
11115 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
11117 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
11118 (stack_protect_set, stack_protect_test): Use *_tls* patterns
11119 if TARGET_THREAD_SSP_OFFSET is defined.
11120 (stack_tls_protect_set_si, stack_tls_protect_set_di,
11121 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
11124 2005-06-27 Richard Henderson <rth@redhat.com>
11125 * libgcc-std.ver (GCC_4.1.0): New.
11126 * libgcc.h (__stack_chk_guard): Declare.
11127 (__stack_chk_fail, __stack_chk_fail_local): Declare.
11128 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
11129 * mklibgcc.in (lib2funcs): Add them.
11131 2005-07-01 Richard Henderson <rth@redhat.com>
11133 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
11134 void * before struct sigcontext *.
11135 (x86_fallback_frame_state): Likewise.
11137 2005-07-01 James E. Wilson <wilson@specifixinc.com>
11139 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
11141 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11144 * tree-ssa-reassoc.c (should_transpose): Fix which operand
11145 we check for SSA_NAME for.
11147 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
11149 Fix PR tree-optimization/22071
11151 * tree-ssa-structalias.c (offset_overlaps_with_access): New
11153 (get_constraint_for_component_ref): Use it.
11155 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11158 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
11159 print out the last new line.
11161 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
11163 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
11164 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
11165 * config/cris/cris.c (cris_conditional_register_usage): Adjust
11166 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
11167 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
11168 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
11169 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
11170 (enum reg_class): New member CC0_REGS.
11171 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
11172 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
11173 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
11174 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
11175 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11176 Adjust for register now described.
11178 2005-07-01 Jakub Jelinek <jakub@redhat.com>
11181 * config/i386/i386.md (stack_protect_test_si,
11182 stack_protect_test_di): Add earlyclobber for scratch 3.
11183 * config/rs6000/rs6000.md (stack_protect_testsi,
11184 stack_protect_testdi): Add earlyclobber for scratch 3,
11185 remove earlyclobber from scratch 4.
11187 Older entries for 2005 can be found in ChangeLog-2005.