1 2005-12-07 Richard Sandiford <richard@codesourcery.com>
3 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
4 (alpha_elf_select_rtx_section): Return the selected section rather
5 than emitting assembly code.
6 (alpha_write_linkage): Emit a ".link" directive directly and then
7 set in_section to NULL.
8 (vms_asm_out_constructor): Use switch_to_section.
9 (vms_asm_out_destructor): Likewise.
10 (unicosmk_output_common): Set in_section to NULL instead of calling
11 the dummy common_section function.
12 (unicosmk_text_section): Delete in favor of...
13 (unicosmk_output_text_section_asm_op): ...this new function.
14 (unicosmk_data_section): Delete in favor of...
15 (unicosmk_output_data_section_asm_op): ...this new function.
16 (unicosmk_init_sections): New function.
17 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
18 (unicosmk_output_ssib): Set in_section to NULL instead of calling
19 the dummy ssib_section function.
20 (unicosmk_section_buf): Delete.
21 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
22 (unicosmk_data_section): Delete.
23 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
24 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
25 (SECTION_FUNCTION_TEMPLATE): Delete.
26 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
27 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
28 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
29 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
30 (TARGET_ASM_INIT_SECTIONS): Define.
31 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
32 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
33 (link_section, literals_section): Delete.
34 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
35 set in_section to NULL.
37 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
38 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
39 (COMMON_SECTION): Delete.
40 (TARGET_ASM_INIT_SECTIONS): Define.
41 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
42 the dummy common_section function.
43 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
44 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
45 between readonly_data_section and text_section to check whether
46 read-only data is being put in the text section.
47 (arm_output_function_epilogue): Use switch_to_section.
48 (arm_elf_asm_constructor): Likewise.
49 (thumb_call_via_reg): Replace call to in_text_section with
50 a comparison between in_section and text_section.
51 (arm_file_end): Use switch_to_section.
52 (aof_text_section): Delete in favor of...
53 (aof_output_text_section_asm_op): ...this new function.
54 (aof_data_section): Delete in favor of...
55 (aof_output_data_section_asm_op): ...this new function.
56 (aof_asm_init_sections): New function.
57 (zero_init_section): Moved from config/arm/aof.h.
58 (aof_dump_imports, aof_file_start): Use switch_to_section.
59 * config/arm/arm.h (thumb_call_via_label): Update comment.
60 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
61 (common_section): Delete.
62 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
63 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
64 global switch_to_section function instead of the old port-local one.
65 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
66 (SWITCH_TO_SECTION_FUNCTION): Delete.
67 (drectve_section): Redefine as a macro.
68 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
69 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
72 * config/avr/avr.c (progmem_section): New variable.
73 (avr_output_progmem_section_asm_op): New function.
74 (avr_asm_init_sections): New function.
75 (avr_output_addr_vec_elt): Use switch_to_section.
76 * config/avr/avr.h (progmem_section): Declare.
77 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
78 (READONLY_DATA_SECTION): Delete.
79 (TARGET_ASM_INIT_SECTIONS): Define.
80 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
81 * config/avr/avr-protos.h (progmem_section): Delete.
83 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
85 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
86 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
88 * config/darwin-sections.def: New file.
89 * config/darwin.c: Define all sections in darwin-sections.def.
90 (output_objc_section_asm_op, darwin_init_sections): New functions.
91 (machopic_output_indirection): Use switch_to_section.
92 (machopic_select_section): Return the selected section rather than
93 emitting assembly code. Replace the static function table with
94 inline conditional expressions. Update the tests of last_text_section
95 and move them into the FUNCTION_DECL block.
96 (machopic_select_rtx_section): Return the selected section rather than
97 emitting assembly code.
98 (machopic_asm_out_constructor, machopic_asm_out_destructor)
99 (darwin_file_end): Use switch_to_section.
100 * config/darwin.h: Use darwin-sections.def to declare sections.
101 (INIT_SECTION_ASM_OP): Remove empty definition.
102 (HAS_INIT_SECTION): Define this instead.
103 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
104 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
105 (TARGET_ASM_EH_FRAME_SECTION): Delete.
106 (TARGET_ASM_INIT_SECTIONS): Define.
107 * config/darwin-protos.h (darwin_init_sections): Declare.
108 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
109 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
110 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
111 (constructor_section, destructor_section, mod_init_section): Delete.
112 (mod_term_section): Delete.
113 (darwin_exception_section, darwin_eh_frame_section): Delete.
114 (machopic_select_section): Return a section.
115 (machopic_select_rtx_section): Likewise.
116 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
117 (const_section, const_coal_section, const_data_section): Delete.
118 (const_data_coal_section, data_coal_section, cstring_section): Delete.
119 (literal4_section, literal8_section, constructor_section): Delete.
120 (mod_init_section, mod_term_section, destructor_section): Delete.
121 (objc_class_section, objc_meta_class_section, objc_category_section)
122 (objc_class_vars_section, objc_instance_vars_section): Delete.
123 (objc_cls_meth_section, objc_inst_meth_section): Delete.
124 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
125 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
126 (objc_symbols_section, objc_module_info_section): Delete.
127 (objc_image_info_section, objc_protocol_section): Delete.
128 (objc_string_object_section, objc_constant_string_object_section)
129 (objc_class_names_section, objc_meth_var_names_section): Delete.
130 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
131 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
132 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
133 (darwin_exception_section, darwin_eh_frame_section): Delete.
134 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
136 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
137 (frv_asm_out_destructor): Likewise.
138 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
139 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
140 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
142 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
143 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
144 (data_section): Delete.
146 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
147 (DRECTVE_SECTION_FUNCTION): Delete.
148 (drectve_section): Redefine as a macro that sets in_section after
149 emitting the directive.
150 (SWITCH_TO_SECTION_FUNCTION): Delete.
151 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
152 in_text_section with comparison between in_section and text_section.
153 * config/i386/i386.c (x86_64_elf_select_section): Return the section
154 rather than emitting assembly code. Use get_named_section.
155 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
157 (machopic_output_stub): Use switch_to_section.
158 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
159 (nwld_named_section_asm_out_destructor): Use get_section and
162 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
163 rather than emitting assembly code.
164 (ia64_rwreloc_select_section): Likewise.
165 (ia64_rwreloc_select_rtx_section): Likewise.
166 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
167 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
169 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
170 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
172 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
173 section rather than emitting assembly code.
174 (iq2000_select_section): Likewise.
175 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
176 (sbss_section): Delete.
178 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
179 and get_named_section.
180 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
182 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
183 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
184 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
185 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
187 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
188 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
189 global switch_to_section function instead of the old port-local one.
190 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
191 (SWITCH_SECTION_FUNCTION): Delete.
192 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
193 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
194 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
195 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
197 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
198 global switch_to_section function instead of the old port-local one.
199 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
201 * config/mips/mips.c (mips_file_start): Update comment.
202 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
203 (mips_output_aligned_decl_common): Use switch_to_section.
204 (mips_select_rtx_section): Return the section rather than emitting
205 assembly code. Use get_named_section.
206 (mips_function_rodata_section: Likewise get_section.
207 (build_mips16_function_stub): Use switch_to_section.
208 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
209 (SDATA_SECTION_ASM_OP): Delete.
210 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
211 (EXTRA_SECTION_FUNCTIONS): Delete.
213 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
214 (mmix_asm_output_aligned_local): Use switch_to_section.
216 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
217 (som_one_only_readonly_data_section): New variables.
218 (pa_output_function_epilogue): Set in_section to NULL instead of
219 calling forget_section.
220 (output_deferred_plabels): Use select_section.
221 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
222 of calling forget_section.
223 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
224 (pa_asm_output_aligned_local): Use select_section.
225 (som_text_section_asm_op): Delete in favor of...
226 (som_output_text_section_asm_op): ...this new function.
227 (pa_som_asm_init_sections): New function.
228 (pa_select_section): Return the section rather than emitting
230 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
231 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
232 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
233 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
234 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
235 (som_readonly_data_section, som_one_only_readonly_data_section)
236 (som_one_only_data_section, forget_section): Delete.
237 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
238 (TARGET_ASM_INIT_SECTIONS): Define.
239 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
241 * config/rs6000/rs6000.c (read_only_data_section): New variable.
242 (private_data_section, read_only_private_data_section): New variables.
243 (sdata2_section, toc_section): New variables.
244 (rs6000_file_start): Use switch_to_section.
245 (rs6000_assemble_integer): Use comparisons against in_section
246 instead of calling in_toc_section and in_text_section. Use
247 unlikely_text_section_p.
248 (rs6000_elf_output_toc_section_asm_op): New function, derived
249 from the old rs6000/sysv4.h toc_section function.
250 (rs6000_elf_asm_init_sections): New function.
251 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
252 the section rather than emitting assembly code.
253 (machopic_output_stub): Use switch_to_section.
254 (toc_section): Delete dummy function.
255 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
256 switch_to_section and get_section.
257 (rs6000_xcoff_output_readonly_section_asm_op): New function.
258 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
259 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
260 the old rs6000/xcoff.h toc_section function.
261 (rs6000_xcoff_asm_init_sections): New function.
262 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
263 the section rather than emitting assembly code.
264 (rs6000_xcoff_file_start): Use switch_to_section.
265 (rs6000_xcoff_file_end): Likewise.
266 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
267 (sdata2_section, sbss_section, private_data_section): Delete.
268 (read_only_data_section, read_only_private_data_section): Delete.
269 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
270 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
271 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
272 (FINI_SECTION_FUNCTION): Delete.
273 (TARGET_ASM_INIT_SECTIONS): Define.
274 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
275 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
276 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
277 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
278 (READONLY_DATA_SECTION): Delete.
279 (TARGET_ASM_INIT_SECTIONS): Define.
280 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
281 to NULL rather than no_section.
282 (TARGET_ASM_EXCEPTION_SECTION): Delete.
284 * config/sh/sh.c (sh_file_start): Use switch_to_section.
286 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
287 (sparc_output_deferred_case_vectors): Likewise. Remove argument
288 from call to current_function_section.
290 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
291 (bss100_section): New variable.
292 (xstormy16_asm_output_aligned_common): Use switch_to_section.
293 (xstormy16_asm_init_sections): New function.
294 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
295 switch_to_section and get_section.
296 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
297 from calls to current_function_section.
298 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
299 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
300 (TARGET_ASM_INIT_SECTIONS): Define.
301 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
303 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
304 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
305 (FINI_SECTION_FUNCTION): Delete.
307 * config/v850/v850.c: Include gt-v850.h.
308 (rosdata_section, rozdata_section, tdata_section, zdata_section)
309 (zbss_section): New variables.
310 (v850_output_aligned_bss): Use switch_to_section.
311 (v850_asm_init_sections): New function.
312 (v850_select_section): Return the section rather than emitting
314 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
315 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
316 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
317 (TARGET_ASM_INIT_SECTIONS): Define.
318 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
319 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
320 (zbss_section): Delete.
322 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
324 * config/vx-common.h (vxworks_exception_section): Delete.
325 (TARGET_ASM_EXCEPTION_SECTION): Delete.
327 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
328 section rather than emitting assembly code.
329 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
332 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
333 * coretypes.h (section): New union and typedef.
334 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
335 from call to current_function_section.
336 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
337 (dbxout_symbol_location): Use switch_to_section.
338 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
339 most of the code into...
340 (default_eh_frame_section): ...here. Return a section.
341 (collect2_eh_frame_section): Delete, moving most of the code into..
342 (switch_to_eh_frame_section): ...this new function.
343 (debug_info_section, debug_abbrev_section, debug_aranges_section)
344 (debug_macinfo_section, debug_line_section, debug_loc_section)
345 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
347 (output_call_frame_info): Call switch_to_eh_frame_section instead of
348 eh_frame_section. Use switch_to_section and get_section.
349 (dwarf2out_begin_prologue): Use switch_to_section.
350 (AT_string_form): Check the flags in debug_str_section instead of
351 DEBUG_STR_SECTION_FLAGS.
352 (output_comp_unit): Use switch_to_section, get_section, and
354 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
355 (dwarf2out_begin_block): Use switch_to_section. Remove argument
356 from call to current_function_section.
357 (dwarf2out_var_location): Use unlikely_text_section_p.
358 (dwarf2out_source_line): Use switch_to_section. Remove argument
359 from call to current_function_section.
360 (dwarf2out_start_source_file, dwarf2out_end_source_file)
361 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
362 debug_macinfo_section.
363 (dwarf2out_init): Initialize the new section variables. Use them
364 instead of calls to named_section_flags. Use switch_to_section.
365 (output_indirect_string): Use switch_to_section and debug_str_section.
366 (dwarf2out_finish): Use switch_to_section and the new section
368 * except.c (default_exception_section): Return the section instead
369 of emitting assembly code.
370 (output_function_exception_table): Use the global exception_section
371 variable instead of the target hook. Use switch_to_section. Remove
372 argument from call to current_function_section.
373 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
374 (shorten_branches): Use pointer comparisons to detect whether the
375 text section is the same as readonly_data_section.
376 (profile_function): Use switch_to_section. Remove argument from
377 call to current_function_section.
378 (final_scan_insn): Likewise. Update use of last_text_section.
379 * gengtype.c (open_base_files): Add an include of output.h.
380 * output.h (text_section, data_section, readonly_data_section)
381 (ctors_section, dtors_section, bss_section, init_section)
382 (fini_section, sdata_section): Turn into section pointers.
383 (in_text_section, in_unlikely_text_section, exports_section)
384 (drectve_section, named_section, mergeable_string_section)
385 (last_text_section_name): Delete.
386 (default_exception_section, default_eh_frame_section): Return sections.
387 (SECTION_DECLARED, SECTION_NAMED): New macros.
388 (SECTION_MACH_DEP): Bump value.
389 (section_common, named_section, unnamed_section): New structures.
390 (unnamed_section_callback): New typedef.
391 (section): New union.
392 (sbss_section, exception_section, eh_frame_section): New variables.
393 (in_section, last_text_section): Turn into section pointers.
394 (get_unnamed_section, get_section, get_named_section): New functions.
395 (mergeable_constant_section, function_section): Return a section.
396 (unlikely_text_section): Likewise.
397 (current_function_section): Likewise. Remove the decl argument.
398 (unlikely_text_section_p, switch_to_section): New functions.
399 (output_section_asm_op): New function.
400 (set_named_section_flags, named_section_flags, named_section_real)
401 (named_section_first_declaration): Delete.
402 (default_select_section, default_elf_select_section): Return a section.
403 (default_elf_select_section_1, default_function_rodata_section)
404 (default_no_function_rodata_section, default_select_rtx_section)
405 (default_elf_select_rtx_section): Likewise.
406 * rtl.h (in_data_section): Delete.
407 * sdbout.c (sdbout_one_type): Use switch_to_section.
408 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
409 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
410 (TARGET_ASM_EH_FRAME_SECTION): Poison.
411 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
412 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
413 (TARGET_ASM_OUT): Update after above changes.
414 * target.h (init_sections): New hook.
415 (exception_section, eh_frame_section): Delete.
416 (select_section, select_rtx_section, function_rodata_section): Return
417 a section rather than emitting assembly code.
418 * varasm.c (text_section, data_section, readonly_data_section)
419 (ctors_section, dtors_section, bss_section, init_section)
420 (fini_section): Turn into section pointers.
421 (sdata_section, sbss_section, exception_section): New variables.
422 (eh_frame_section): New variable.
423 (in_section): Make global and turn into a section pointer.
424 (last_text_section): Turn into a section pointer.
425 (unnamed_sections): New variable.
426 (in_named_name, last_text_section_name): Delete.
427 (EXTRA_SECTION_FUNCTIONS): Delete.
428 (in_named_entry): Delete.
429 (section_htab): New variable, replacing...
430 (in_named_htab): ...this deleted variable.
431 (section_entry_eq, section_entry_hash): New functions, based on...
432 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
433 (get_unnamed_section, get_section): New functions.
434 (unlikely_text_section): Return a section instead of emitting
436 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
437 (get_named_section_flags, named_section_first_declaration): Delete.
438 (unlikely_text_section_p): New function.
439 (named_section_real, named_section): Delete.
440 (get_named_section): New function.
441 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
442 (function_section): Return a section rather than emitting
444 (current_function_section): Likewise. Remove argument. Use
445 last_text_section if nonnull, otherwise use function_section.
446 (default_function_rodata_section): Return a section rather than
447 emitting assembly code. Use get_section.
448 (default_no_function_rodata_section): Return a section rather than
449 emitting assembly code.
450 (variable_section): Use switch_to_section and get_named_section.
451 (mergeable_string_section): Return a section rather than emitting
452 assembly code. Use get_section. Make static. Don't take special
453 countermeasures for empty strings.
454 (mergeable_constant_section): Return a section rather than emitting
455 assembly code. Use get_section.
456 (default_named_section_asm_out_destructor): Use switch_to_section
458 (default_dtor_section_asm_out_destructor): Use switch_to_section.
459 (default_named_section_asm_out_constructor): Use switch_to_section
461 (default_ctor_section_asm_out_constructor): Use switch_to_section.
462 (assemble_start_function): Likewise. Set last_text_section to
463 NULL rather than no_section. Change the type of save_section.
464 (assemble_zeros, assemble_variable): Use the section flags to detect
465 whether or not a section is text.
466 (assemble_static_space): Use switch_to_section.
467 (assemble_trampoline_template): Likewise.
468 (output_constant_def_contents): Use switch_to_section and
470 (output_constant_pool_1): Use switch_to_section. Use the section
471 flags to see whether sections contain mergeable data.
472 (init_varasm_once): Initialize section_htab instead of in_named_htab.
473 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
474 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
475 whether a section has already been declared.
476 (default_select_section, default_elf_select_section): Return a
477 section rather than emitting assembly code.
478 (default_elf_select_section_1): Likewise. Use bss_section for
479 SECCAT_BSS if nonnull. Use get_named_section.
480 (default_select_rtx_section): Return a section rather than
481 emitting assembly code.
482 (default_elf_select_rtx_section): Likewise. Use get_named_section.
483 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
484 (output_section_asm_op, switch_to_section): New functions.
485 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
488 * doc/tm.texi: Expand the introduction to the sections documentation.
489 (TRAMPOLINE_SECTION): Document new interface.
490 (SDATA_SECTION_ASM_OP): Document new macro.
491 (READONLY_DATA_SECTION): Delete.
492 (SDATA_SECTION_ASM_OP): Document new macro.
493 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
494 (TARGET_ASM_INIT_SECTIONS): Document new hook.
495 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
496 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
497 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
499 2005-12-07 Alan Modra <amodra@bigpond.net.au>
501 * gcc.c (init_gcc_specs): Match braces inside conditionally
504 2005-12-06 Geoffrey Keating <geoffk@apple.com>
506 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
508 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
511 * tree.c (integer_all_onesp): Always return true if all bits on.
513 * testsuite/g++.dg/init/array0.C: New.
515 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
517 * doc/md.texi: Adapt to implementation.
519 2005-12-06 Andreas Schwab <schwab@suse.de>
521 * opts.c (decode_options): Fix typo in message.
523 2005-12-06 Alan Modra <amodra@bigpond.net.au>
526 * longlong.h: Merge PPC tests from upstream.
528 2005-12-06 Richard Guenther <rguenther@suse.de>
530 * fold-const.c (fold_convert): Do not build and fold
531 CONVERT_EXPR, but always use NOP_EXPR.
533 2005-12-06 Jan Beulich <jbeulich@novell.com>
535 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
536 __builtin_ia32_paddq and __builtin_ia32_subq.
537 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
538 __builtin_ia32_pshufw.
539 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
541 2005-12-05 James E Wilson <wilson@specifix.com>
544 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
547 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
549 * print-tree.c (print_node): Ditto.
550 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
551 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
552 before accessing DECL_ARTIFICIAL.
553 Handle new tag tree codes.
554 * tree-flow-inline.h (clear_call_clobbered): Update for tag
556 (unmodifiable_var_p): Ditto.
557 * tree-flow.h (mem_tag_kind): Remove.
558 (struct var_ann_d): Remove mem_tag_kind member.
559 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
560 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
561 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
562 (group_aliases): Ditto.
563 (setup_pointers_and_addressables): Ditto.
564 (is_escape_site): Ditto.
565 (may_alias_p): Ditto.
566 (create_tag_raw): New function.
567 (create_memory_tag): Use it.
568 (dump_alias_info): Update for tags.
569 (may_be_aliased): Ditto.
570 (add_type_alias): Ditto.
571 (new_type_alias): Ditto.
573 (create_structure_vars): Ditto.
574 * tree-ssa-ccp.c (get_default_value): Ditto.
575 * tree-ssa-operands.c (get_expr_operands): Ditto.
576 (add_stmt_operand): Ditto.
577 (add_call_clobber_ops): Remove duplicated condition.
578 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
580 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
581 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
582 * tree.c (init_ttree): Update structures for new tree codes.
583 (tree_code_size): Update sizes for new tree codes.
584 (make_node_stat): Don't try to set common things on minimal
586 (tree_node_structure): Update for tags.
587 (is_global_var): Ditto.
588 * tree.def: Add new tree codes.
589 * tree.h (MTAG_P): New macro.
590 (TREE_MEMORY_TAG_CHECK): Ditto.
591 (SSA_VAR_P): Update for tags.
592 (struct tree_memory_tag): New structure.
593 (MTAG_GLOBAL): New macro.
594 (union tree_node): Add memory tag member.
595 * treestruct.def (TS_MEMORY_TAG): New.
597 2005-12-05 Dale Johannesen <dalej@apple.com>
599 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
600 what was approved (PR 24323).
602 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
604 * doc/c-tree.texi (Function Bodies): Remove description of
607 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
609 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
610 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
611 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
612 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
613 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
616 2005-12-05 Geoffrey Keating <geoffk@apple.com>
618 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
620 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
621 hook_bool_void_false.
622 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
623 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
625 * config/darwin.c (machopic_select_section): It's not defined
626 as weak if it's only marked as weak_import.
628 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
631 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
632 A hidden weak object does bind locally. Strong linkonce data
633 counts like any other strong symbol for binding.
634 (weak_finish_1): Don't specially handle weakrefs, they no longer
636 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
637 * c-common.c (handle_alias_attribute): Allow static aliases
639 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
640 * gthr-dce.h: Make weakrefs static.
641 * gthr-tpf.h: Likewise.
642 * gthr-solaris.h: Likewise.
643 * gthr-posix.h: Likewise.
644 * gthr-posix95.h: Likewise.
645 * config/darwin.c (darwin_encode_section_info): static weakref
646 variables are not necessarily defined in this translation unit.
647 * doc/extend.texi (Function Attributes): Mention that an alias
648 attribute creates a definition for the thing it's attached to.
649 Change the documentation for weakref to say that the thing
650 it's attached to must be static.
652 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
653 we don't go into an infinite loop.
655 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
657 * config/rs6000/predicates.md (logical_const_operand): Split
658 out of logical_operand.
659 (logical_operand): Use it.
660 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
661 logical_const_operand.
663 2005-12-05 Jan Beulich <jbeulich@novell.com>
665 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
666 and IX86_BUILTIN_CMPNESS.
667 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
668 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
669 * config/i386/i386.md (movti_internal): Correct type attribute.
670 Simplify mode attribute.
671 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
672 Correct type attribute.
673 (absxf2): Correct operator.
674 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
675 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
676 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
678 (sse2_vmsqrtv2df2): Correct mode attribute.
680 2005-12-05 Jan Beulich <jbeulich@novell.com>
682 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
683 16 bits. Provide insn pattern for this case.
685 2005-12-05 Jan Beulich <jbeulich@novell.com>
687 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
689 (__popcountDI2): Likewise.
691 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
694 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
695 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
696 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
699 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
701 * c-typeck.c (null_pointer_constant_p): New function.
702 (build_conditional_expr, build_c_cast, convert_for_assignment,
703 build_binary_op): Use it.
705 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
707 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
708 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
710 (check_function_arguments_recurse): Allow both NOP_EXPR and
711 CONVERT_EXPR but check conversions preserve precision.
712 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
713 but check conversions preserve precision.
714 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
717 2005-12-04 Roger Sayle <roger@eyesopen.com>
720 * common.opt (Wstring-literal-comparison): New command line option.
721 * c-opts.c (c_common_handle_option): Set it with -Wall.
722 * c-typeck.c (parser_build_binary_op): Issue warning if either
723 operand of a comparison operator is a string literal, except for
724 testing equality or inequality against NULL.
726 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
728 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
730 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
731 of building a NOP_EXPR.
732 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
734 * c-convert.c (convert): Use fold_convert instead of building
735 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
736 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
738 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
739 NOP_EXPR the same as CONVERT_EXPR.
740 * c-typeck.c (build_function_call): Use fold_convert instead of
741 building a NOP_EXPR directly.
742 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
744 2005-12-03 Alan Modra <amodra@bigpond.net.au>
746 PR rtl-optimization/25197
747 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
750 2005-12-02 Stuart Hastings <stuart@apple.com>
752 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
755 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
757 * c-typeck.c (default_function_array_conversion,
758 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
759 (build_conditional_expr): Apply integer_zerop to orig_op1 and
760 orig_op2. Don't check them for NOP_EXPR.
761 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
764 2005-12-03 Alan Modra <amodra@bigpond.net.au>
766 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
767 toc_save_offset, toc_size, lr_size.
768 (rs6000_stack_info): Use memset rather than bss struct copy to init.
769 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
770 Adjust for removal of unused rs6000_stack_t fields.
771 (debug_stack_info): Adjust.
772 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
773 first, and don't bother checking for set/inc of lr on sibcalls.
774 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
776 2005-12-02 Jakub Jelinek <jakub@redhat.com>
779 * config/i386/i386.md (movqi_1): Only force imovx for alternative
780 5 if operand 1 is not aligned. Undo previous constraint change.
781 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
783 2005-12-02 Richard Guenther <rguenther@suse.de>
785 * tree.h (build): Remove prototype.
786 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
787 * tree.c (build): Remove.
788 (build0_stat): Update comment.
790 2005-12-02 Richard Guenther <rguenther@suse.de>
792 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
793 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
795 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
796 maybe_fold_offset_to_component_ref): Likewise.
797 * tree-ssa-dom.c (thread_across_edge,
798 simplify_rhs_and_lookup_avail_expr,
799 find_equivalent_equality_comparison, record_equivalences_from_stmt):
801 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
802 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
803 lower_try_finally_switch): Likewise.
804 * tree-if-conv.c (add_to_dst_predicate_list,
805 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
806 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
807 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
808 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
809 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
810 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
811 gimplify_init_ctor_eval, gimplify_init_constructor,
812 gimplify_variable_sized_compare, gimplify_boolean_expr,
813 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
814 gimplify_expr, gimplify_body, gimplify_function_tree,
815 force_gimple_operand): Likewise.
816 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
817 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
818 mx_register_decls): Likewise.
819 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
820 get_frame_field, finalize_nesting_tree_1): Likewise.
821 * tree-inline.c (setup_one_parameter): Likewise.
822 * tree-vect-transform.c (vectorizable_condition): Likewise.
823 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
825 * tree-profile.c (tree_gen_edge_profiler): Likewise.
826 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
827 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
828 * tree-chrec.h (build_polynomial_chrec): Likewise.
830 2005-12-02 Richard Guenther <rguenther@suse.de>
832 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
833 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
834 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
835 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
836 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
837 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
838 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
840 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
841 sh_adjust_unroll_max): Likewise.
842 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
843 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
844 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
846 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
848 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
851 2005-12-02 Richard Guenther <rguenther@suse.de>
853 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
854 simplify_cond_using_ranges): Use buildN instead of build.
855 * tree-tailcall.c (adjust_accumulator_values,
856 adjust_return_value): Likewise.
857 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
858 generate_element_copy, generate_element_zero,
859 generate_one_element_init): Likewise.
860 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
861 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
862 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
863 perfect_nestify): Likewise.
865 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
867 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
869 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
871 * ggc.h (GGC_RESIZEVEC): New.
873 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
875 * gcc.c (execute): Improve readability.
877 2005-12-02 Richard Guenther <rguenther@suse.de>
879 * tree-cfg.c (mark_used_vars): New function.
880 (dump_function_to_file): Dump only used VAR_DECLs.
882 2005-12-02 Richard Guenther <rguenther@suse.de>
884 * convert.c (convert_to_integer): Fix compare for nonpositive
885 constant to use tree_int_cst_sgn <= 0.
887 2005-12-02 Richard Guenther <rguenther@suse.de>
889 * convert.c (convert_to_integer): Use fold_convert instead
890 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
891 instead of comparing against 0. Use build_int_cst instead
892 of converting integer_zero_node.
894 2005-12-02 Richard Guenther <rguenther@suse.de>
896 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
899 2005-12-02 Alan Modra <amodra@bigpond.net.au>
902 * combine.c (simplify_logical <IOR>): Simplify more patterns to
905 2005-12-02 Alan Modra <amodra@bigpond.net.au>
908 * function.c (expand_function_end): Emit blockage for unwinder
911 2005-12-01 Roger Sayle <roger@eyesopen.com>
913 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
914 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
915 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
916 integer constant comparisons.
918 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
919 Janis Johnson <janis187@us.ibm.com>
920 David Edelsohn <dje@watson.ibm.com>
921 Ben Elliston <bje@au.ibm.com>
923 * dfp.h, dfp.c: New files.
924 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
925 (DECNUM_H): Likewise.
926 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
927 (INCLUDES): Append $(DECNUMINC).
928 (OBJS-common): Add dfp.o.
930 * real.h (EXP_BITS): Pinch one bit to ..
931 (struct real_value): Add decimal field.
932 (real_format): Change table size, update documentation.
933 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
934 (real_from_string3): Declare.
935 (decimal_single_format): Declare.
936 (decimal_double_format): Declare.
937 (decimal_quad_format): Declare.
938 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
939 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
940 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
941 * real.c: Include dfp.h.
942 (normalize): Early return for decimal floats.
943 (do_add): Zero decimal field.
944 (do_compare): Call do_decimal_compare for decimal floats.
945 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
946 (real_arithmetic): Call decimal_real_arithmetic for decimal
947 floating point operands.
948 (real_identical): If a and b are of differing radix, return false.
949 (real_to_integer): Call decimal_real_to_integer if the value is a
951 (real_to_integer2): Likewise, call decimal_real_to_integer2.
952 (real_to_decimal): Likewise, call decimal_real_to_decimal.
953 (real_to_hexadecimal): Place "N/A" in the return string for
955 (real_from_string3): New variant, given a mode.
956 (real_maxval): Use decimal_real_maxval for decimal floats.
957 (round_for_format): Use decimal_round_for_format for decimals.
958 (real_convert): Use decimal_real_convert where appropriate.
959 (significand_size): Handle base 10.
960 (encode_decimal_single, decode_decimal_single,
961 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
962 decode_decimal_quad): New functions.
963 (decimal_single_format): New.
964 (decimal_double_format): New.
965 (decimal_quad_format): New.
966 * machmode.def: Add SD, DD and TD decimal floating point modes.
967 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
968 Include MODE_DECIMAL_FLOAT.
969 (DECIMAL_FLOAT_MODE_P): New.
970 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
971 * genmodes.c (struct mode_data): Add counter field.
972 (struct mode_data): Update comment for format.
973 (blank_mode): Initialise counter field.
974 (new_mode): Increment counter field for each mode defined.
975 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
977 (make_complex_modes): Handle modes containing `D'.
978 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
979 (make_decimal_float_mode): New.
980 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
981 (cmp_modes): Compare counter field if other characteristics
983 (emit_real_format_for_mode): Support formats for decimal floats.
984 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
985 Document MODE_DECIMAL_FLOAT.
987 2005-12-02 Alan Modra <amodra@bigpond.net.au>
989 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
992 2005-12-01 Richard Henderson <rth@redhat.com>
994 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
996 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
998 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
1000 * config/pa/pa.c (pa_init_builtins): If we detect
1001 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
1004 2005-12-01 Richard Guenther <rguenther@suse.de>
1006 * fold-const.c (fold_binary): Use fold_build2, not
1009 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
1011 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
1013 * vec.h (VEC_block_remove): New.
1015 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
1018 * c-common.c (lvalue_error): Fix wording.
1020 2005-12-01 Richard Guenther <rguenther@suse.de>
1022 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
1023 thinko in last patch.
1025 2005-12-01 Geoffrey Keating <geoffk@apple.com>
1027 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
1028 than -flat_namespace.
1030 2005-12-01 Ben Elliston <bje@au.ibm.com>
1032 * mklibgcc.in: Parameterise the script to build soft float
1033 functions by iterating over each type, rather than cloning the
1036 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1039 * builtins.c (fold_builtin_fputs): Defer check for missing
1040 replacement functions.
1042 2005-11-30 Kean Johnston <jkj@sco.com>
1044 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
1045 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
1047 2005-11-30 Richard Guenther <rguenther@suse.de>
1049 PR tree-optimization/22501
1050 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1051 function split out from ...
1052 (forward_propagate_addr_expr): ... here. Use it to propagate
1053 ADDR_EXPRs to all uses.
1055 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1057 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
1058 * builtins.c (expand_builtin_mathfn): Use them.
1059 (expand_builtin_mathfn_2): Likewise.
1060 (expand_builtin_mathfn_3): Likewise.
1061 (expand_builtin_int_roundingfn): Likewise.
1062 (expand_builtin): Likewise.
1063 (integer_valued_real_p): Likewise.
1064 (fold_builtin_int_roundingfn): Likewise.
1065 (fold_builtin_bitop): Likewise.
1066 (fold_builtin_logarithm): Likewise.
1067 (fold_builtin_1): Likewise.
1068 * convert.c (convert_to_integer): Likewise.
1069 * fold-const.c (negate_mathfn_p): Likewise.
1070 (tree_expr_nonnegative_p): Likewise.
1072 2005-11-30 Dale Johannesen <dalej@apple.com>
1073 Andrew Pinski <pinskia@physics.uc.edu>
1075 * combine.c (find_split_point): Sign extend bitmask
1076 when changing bitfield assignment to IOR of AND.
1078 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1080 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
1081 clobber to scratch reg.
1082 (*decrement_and_branch_until_zero_no_clobber): Remove.
1083 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
1084 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
1085 * config/ms1/ms1.opt (mmul): Remove.
1086 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
1087 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
1089 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1090 Bernd Schmidt <bernd.schmidt@analog.com>
1092 * pa/predicates.md (symbolic_operand): Add comment.
1093 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
1094 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
1095 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
1096 (pa_secondary_reload_class): Delete.
1097 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
1098 and pa_secondary_reload_class. Reorder some checks. Update inline
1099 copy of symbolic operand.
1100 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
1102 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1104 * loop-doloop.c (add_test): Only add jump notes if we did emit a
1107 2005-11-30 Jeff Law <law@redhat.com>
1109 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
1110 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
1112 2005-11-30 Jakub Jelinek <jakub@redhat.com>
1114 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
1115 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
1116 (ia64_expand_move): Adjust caller.
1118 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
1119 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
1122 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
1124 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
1125 Always produce an output if we can remove NEGs or canonicalize
1126 (minus (minus ...)) expressions. Provide a fast path for the
1128 (simplify_gen_binary): Do not call simplify_plus_minus.
1129 (simplify_binary_operation_1): Reassociate at the end of the
1132 2005-11-29 Evan Cheng <evan.cheng@apple.com>
1134 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
1135 moves and unpack to speed up.
1137 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
1139 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
1140 argument, they are always sparc_compare_op0 and sparc_compare_op1.
1141 (gen_v9_scc): Update callers.
1142 * config/sparc/sparc.md: Likewise.
1143 * config/sparc/sparc-protos.h: Update extern declaration.
1145 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
1147 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1149 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
1152 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1154 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
1155 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
1156 (negate_expr): Here.
1158 2005-11-29 Ben Elliston <bje@au.ibm.com>
1160 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
1161 Fix typo in comment.
1163 2005-11-29 Ben Elliston <bje@au.ibm.com>
1165 * Makefile.in (clean-target): Depend on clean-target-libgcc.
1166 (clean-target-libgcc): Import rule from the top-level Makefile.in.
1168 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1172 * builtins.c (init_target_chars): New.
1173 (expand_builtin_printf, expand_builtin_fprintf,
1174 expand_builtin_sprintf, fold_builtin_sprintf,
1175 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
1176 fold_builtin_snprintf_chk, fold_builtin_printf,
1177 fold_builtin_fprintf): Check for matching format strings using
1180 2005-11-29 Paul Brook <paul@codesourcery.com>
1182 * config.gcc: Do not use fixproto on m68k-elf.
1184 2005-11-28 Roger Sayle <roger@eyesopen.com>
1186 * expmed.c (div_cost): Replace with...
1187 (sdiv_cost, udiv_cost): New.
1188 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
1189 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
1190 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
1191 (expand_divmod): Replace use of div_cost with either sdiv_cost
1192 or udiv_cost depending upon the signedness of the operation.
1194 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1197 * config/darwin.c (machopic_indirection_name,
1198 machopic_output_indirection): Follow transparent alias chain.
1200 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1202 * varasm.c (ultimate_transparent_alias_target): Add comment.
1204 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
1206 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
1207 SET_SRC instead of XEXP where appropriate.
1209 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1211 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
1214 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1216 * config/fp-bit.h (LSHIFT): Take shift count parameter.
1217 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
1220 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
1222 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
1223 secondary_input_reload_class, made static. Adapt to new
1225 (secondary_output_reload_class): Delete.
1226 (TARGET_SECONDARY_RELOAD): New macro.
1227 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
1228 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1230 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
1233 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
1234 when its natural alignment is > BITS_PER_UNIT.
1235 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
1236 * c-common.c (handle_packed_attribute): Ignore packing on a field
1237 whose type is naturally char aligned.
1239 2005-11-28 Richard Guenther <rguenther@suse.de>
1241 * c-common.c (strict_aliasing_warning): Handle all
1242 component-ref like accesses.
1244 2005-11-28 Roger Sayle <roger@eyesopen.com>
1245 Uros Bizjak <uros@kss-loka.si>
1248 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
1249 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
1250 when flag_unsafe_math_optimizations is set and
1251 we don't care about NaNs or Infinities.
1253 Move x/expN(y) and x/pow(y,z) transformation into common
1254 flag_unsafe_math_optimizations section.
1256 2005-11-27 Mark Mitchell <mark@codesourcery.com>
1258 * gcc.c (main): Change type of argv to "char **".
1260 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1262 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
1263 small data sections.
1264 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
1265 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
1266 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
1267 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
1268 output locals to sbss if !rs6000_elf_in_small_data_p.
1269 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
1271 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1274 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
1275 generated by reload.
1276 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
1277 indexed_or_indirect_address.
1278 (indexed_or_indirect_address): Don't test for base reg. Call
1279 address_operand last. Make it a special predicate.
1281 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
1283 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
1285 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
1288 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
1290 (negate_expr): Likewise.
1292 2005-11-27 Andreas Schwab <schwab@suse.de>
1294 * config/m68k/m68k.c: Reindent and fix whitespace, remove
1297 2005-11-27 Steven Bosscher <stevenb@suse.de>
1299 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
1300 has EH predecessor edges.
1302 2005-11-26 Eric Christopher <echristo@apple.com>
1304 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
1305 register stalls by zero extending to the full register.
1307 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
1309 * config/floatunsisf.c, config/floatunsidf.c,
1310 config/floatunsixf.c, config/floatunsitf.c: New files.
1311 * config/ia64/t-hpux: Add floatunsitf.c.
1312 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1313 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
1315 2005-11-26 Richard Henderson <rth@redhat.com>
1317 * c-lex.c (pragma_lex): Rename from c_lex.
1318 * c-pch.c: Update for pragma_lex rename.
1319 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
1320 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
1321 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
1322 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
1323 * doc/tm.texi: Likewise.
1325 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
1328 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
1329 when overflow is undefined.
1331 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
1333 * doc/md.texi (Insn Canonicalizations): Refer to the
1334 function commutative_operand_precedence for further rules.
1336 2005-11-25 Roger Sayle <roger@eyesopen.com>
1339 * expmed.c (choose_mult_variant): Return immediately when mult_cost
1340 is less than zero. Limit mult_cost to a reasonable upper bound for
1341 the synthetic multiplication sequence.
1343 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1346 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1347 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
1348 Lookup the explicit replacement functions for any unlocked
1349 stdio builtin transformations.
1351 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
1353 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
1355 * targhooks.c (default_secondary_reload): Don't require operand 2
1356 for an input reload to be earlyclobber.
1358 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1360 * fold-const.c (negate_mathfn_p): Fix comment and add support
1361 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
1364 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1367 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
1368 _Q_ulltoq for unsigned conversions from SImode and DImode to
1371 2005-11-25 Alan Modra <amodra@bigpond.net.au>
1373 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
1374 (__floatundidf, __floatundisf): Likewise.
1376 2005-11-25 David Edelsohn <edelsohn@gnu.org>
1378 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
1379 (rs6000_override_options): Remove initialization of
1380 rs6000_sr_alias_set.
1381 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
1382 (rs6000_emit_stack_tie): Same.
1383 (emit_frame_save): Same.
1384 (gen_frame_mem_offset): Same.
1385 (rs6000_emit_prologue): Same.
1386 (rs6000_emit_epilogue): Same.
1388 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1391 * fold-const.c (fold_build): Convert bool_var != 1 and
1392 bool_var == 0 to !bool_var.
1394 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1397 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
1398 for C being INTEGER_CST. Likewise for !=.
1400 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1403 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
1404 unsigned conversions from SImode to TFmode.
1406 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
1408 * expr.c (expand_expr_real_1): Fix error in last change.
1410 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1412 * caller-save.c: (this_insn_sets): Move into:
1413 (save_call_clobbered_regs).
1414 (mark_set_regs): Get this_insn_sets from data.
1416 (save_call_clobbered_regs): Take sets of the return value by
1417 sibcalls into account.
1419 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1422 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
1423 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
1424 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
1425 (memory_move_secondary_cost, init_reg_autoinc): Remove
1426 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
1427 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
1428 secondary_reload_class call.
1429 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
1431 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
1432 (push_secondary_reload): Use secondary_reload target hook.
1433 (secondary_reload_class, scratch_reload_class): New functions.
1434 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
1435 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
1436 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
1437 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
1438 (secondary_reload_class, scratch_reload_class): Declare.
1439 * reload1.c: Include target.h.
1440 (reload_adjust_reg_for_temp): New function.
1441 (reload_adjust_reg_for_icode): Likewise.
1442 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
1443 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
1445 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
1446 for inheritance. Support case when both secondary & tertiary reloads
1447 are for intermediate registers.
1448 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
1449 with secondary_reload_class call. Support case when both secondary
1450 & tertiary reloads are for intermediate registers.
1451 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
1452 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
1453 * target.h (secondary_reload_info): New struct / typedef.
1454 (struct gcc_target): New member secondary_reload.
1455 * targhooks.c Include reload.h, optabs.h and recog.h.
1456 (default_secondary_reload): New function.
1457 * targhooks.h (default_secondary_reload): Declare.
1458 * doc/tm.texi: Document secondary_reload target hook. Update
1459 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
1460 * doc/md.texi: Likewise.
1462 * sh-protos.h (sh_secondary_reload): Declare.
1463 * sh.c (TARGET_SECONDARY_RELOAD): Override.
1464 (sh_secondary_reload): New function.
1465 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
1466 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1467 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1468 (HAVE_SECONDARY_RELOADS): Define.
1469 * sh.md (reload_indf): Rename to:
1471 (reload_outdf): Rename to:
1472 (reload_outdf__RnFRm).
1473 (reload_insf): Rename to:
1475 (reload_insi): Rename to:
1476 (reload_insi__i_fpul).
1478 2005-11-24 Uros Bizjak <uros@kss-loka.si>
1480 * configure.ac: Require at least texinfo 4.4.
1481 * configure: Regenerate.
1483 * doc/install.texi (Tools/packages necessary for building GCC):
1484 Update required version of texinfo to at least 4.4.
1485 (Installing GCC: Building): Update required version of texinfo
1487 (Installing GCC: Final installation): Update required version
1488 of texi2dvi to at least 4.4.
1489 (Host/target specific installation notes for GCC): Update required
1490 version of texinfo to at least 4.4.
1492 2005-11-24 Richard Guenther <rguenther@suse.de>
1493 Dirk Mueller <dmueller@suse.de>
1496 * c-common.h (strict_aliasing_warning): Declare.
1497 * c-common.c (strict_aliasing_warning): New function,
1499 * c-typeck.c (build_c_cast): ... here.
1501 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1503 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1505 (swap_commutative_operands_with_target): New.
1507 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
1509 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
1510 also when doing PRE, rather than only for global CPROP.
1512 2005-11-24 Ben Elliston <bje@au.ibm.com>
1514 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
1515 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
1517 (expand_twoval_unop): Likewise.
1518 (widen_clz): Likewise.
1519 (expand_parity): Likewise.
1520 (expand_unop): Likewise.
1521 (emit_cmp_and_jmp_insn_1): Likewise.
1522 (prepare_float_lib_cmp): Likewise.
1524 2005-11-24 Ben Elliston <bje@au.ibm.com>
1526 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
1527 Remove unused `class' variable.
1529 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
1532 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
1533 C/C++ diagnostic function warn_array_subscript_with_type_char.
1534 * c-common.h (warn_array_subscript_with_type_char): Declare.
1535 * c-common.c (warn_array_subscript_with_type_char): Define.
1537 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
1540 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
1541 compiling at the intersection of C and C++.
1543 2005-11-23 Mark Mitchell <mark@codesourcery.com>
1545 * doc/invoke.texi: For man pages, include gcc-vers.texi.
1546 List @file in the option summary. Include the libiberty
1547 documentation for @file.
1548 * gcc.c (main): Call expandargv.
1549 * Makefile.in (gcc-vers.texi): Define srcdir.
1551 2005-11-23 Diego Novillo <dnovillo@redhat.com>
1553 * passes.c (init_optimization_passes): Document
1554 sequencing of passes.
1556 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
1558 * config/m68k/predicates.md (pcrel_address, extend_operator,
1559 post_inc_operand, pre_dec_operand): Remove redundant
1561 (const_uint32_operand, const_sint32_operand): Use gcc_assert
1563 (valid_dbcc_comparison_p): Rewrite in the lisp style.
1565 2005-11-23 Ben Elliston <bje@au.ibm.com>
1567 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
1569 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
1571 Preparatory work for PR target/21623:
1572 * alpha.c (secondary_reload_class): Rename to:
1573 (alpha_secondary_reload_class).
1574 * alpha.h, alpha-protos.h: Likewise.
1575 * mn10300.c (secondary_reload_class): Rename to:
1576 (mn10300_secondary_reload_class).
1577 * mn10300.h, mn10300-protos.h: Likewise.
1578 * pa.c (secondary_reload_class): Rename to:
1579 (pa_secondary_reload_class).
1580 * pa.h, pa-protos.h: Likewise.
1581 * rs6000.c (secondary_reload_class): Rename to:
1582 rs6000_secondary_reload_class.
1583 * rs6000.h, rs6000-protos.h: Likewise.
1585 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
1588 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
1590 2005-11-22 Ian Lance Taylor <ian@airs.com>
1592 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
1594 (prepare_cmp_insn): Likewise.
1596 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
1599 * m68k.md (zero_extendsidi2): Force operands[1] to a register
1600 if both operands[0] and operands[1] are memory.
1602 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1605 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
1606 COMPARISON_CLASS_P and an integral types create create a new
1607 expression with the new type and fold that.
1609 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1612 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
1613 to SUBTARGET_OS_CPP_BUILTINS.
1615 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
1617 * arm.c (emit_set_insn): New function.
1618 (arm_split_constant): Call it.
1619 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
1620 (arm_legitimize_address): Likewise. Use plus_constant.
1621 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
1622 (thumb_expand_prologue): Likewise.
1623 (arm_gen_load_multiple): Use VOIDmode in SET.
1624 (arm_gen_store_multiple): Likewise.
1625 (vfp_emit_fstmx): Likewise. Use plus_constant.
1626 (emit_multi_reg_push): Likewise.
1627 (emit_sfm): Use plus_constant.
1629 2005-11-23 Alan Modra <amodra@bigpond.net.au>
1632 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
1635 2005-11-22 Alan Modra <amodra@bigpond.net.au>
1638 * expmed.c (store_bit_field): Don't attempt to insv a field
1639 larger than the reg.
1641 2005-11-22 Alan Modra <amodra@bigpond.net.au>
1644 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
1645 explicit sign extension, not a (char) cast.
1647 2005-11-22 Ben Elliston <bje@au.ibm.com>
1649 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
1650 GET_MODE_CLASS (x) == MODE_FLOAT.
1651 * config/i386/i386.c: Likewise.
1652 * config/rs6000/xcoff.h: Likewise.
1653 * config/rs6000/linux64.h: Likewise.
1654 * config/rs6000/rs6000.c: Likewise.
1655 * config/rs6000/rs6000.h: Likewise.
1656 * config/rs6000/predicates.md: Likewise.
1657 * config/rs6000/sysv4.h: Likewise.
1659 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1661 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
1664 * config/alpha/freebsd.h, config/alpha/linux.h,
1665 config/arm/linux-elf.h, config/bfin/bfin.h,
1666 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
1667 config/i386/beos-elf.h, config/i386/gnu.h,
1668 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
1669 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
1670 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
1671 config/rs6000/linux64.h, config/rs6000/sysv4.h,
1672 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
1673 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
1674 config/sparc/linux.h, config/sparc/linux64.h,
1675 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
1677 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
1678 are both defined when either flag -fpic or -fPIC are used.
1680 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
1682 * config/fp-bit.c (clzusi): New function.
1683 (si_to_float, usi_to_float): Use it to compute proper shift.
1684 (usi_to_float): Preserve guard bits when shifting right.
1685 * libgcc-std.ver (GCC_4.2.0): New version.
1686 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
1687 __floatundisf): New functions.
1688 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
1689 __floatundisf): Declare.
1690 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
1691 _floatundixf, and _floatunditf.
1692 * optabs.c (expand_float): If target does not define a pattern for
1693 signed or unsigned conversion, use an unsigned libcall instead of
1695 (init_optabs): Initialize ufloat_optab.
1697 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
1699 * config/rs6000/rs6000.opt (mmulhw): New option.
1700 * doc/invoke.texi (-mmulhw): Document.
1701 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
1703 * config/rs6000/rs6000.md: Add half-word multiply and
1704 multiply-accumulate instructions for 405 and 440.
1706 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
1708 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
1709 which matches behavior of gcc 4.0 and older for RTEMS targets. The
1710 default now includes a linker group which makes the RTEMS one nest.
1712 2005-11-22 Ben Elliston <bje@au.ibm.com>
1714 * cse.c (fold_rtx): Typo fix.
1715 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
1717 2005-11-21 Richard Henderson <rth@redhat.com>
1719 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
1720 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
1722 * c-tree.h (lookup_name): Move declaration ...
1723 * c-common.h (lookup_name): ... here.
1724 * config/darwin-c.c: Include c-common.h.
1725 * config/t-darwin: Update dependencies.
1727 2005-11-22 Ben Elliston <bje@au.ibm.com>
1729 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
1730 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
1731 * genopinit.c (gen_insn): Likewise.
1732 * reload.c (find_equiv_reg): Likewise.
1733 * loop.c (load_mems): Likewise.
1734 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
1735 * cse.c (find_comparison_args, fold_rtx): Likewise.
1736 * dwarf2out.c (add_const_value_attribute): Likewise.
1737 * expr.c (convert_move): Likewise.
1738 * recog.c (general_operand, register_operand): Likewise.
1739 * reg-stack.c (replace_reg): Likewise.
1740 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
1741 * c-common.c (handle_vector_size_attribute): Likewise.
1742 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
1743 (simplify_binary_operation_1): Likewise.
1744 (simplify_const_binary_operation): Likewise.
1745 (simplify_relational_operation): Likewise.
1746 (simplify_const_relational_operation): Likewise.
1747 (simplify_immed_subreg): Likewise.
1748 * emit-rtl.c (gen_lowpart_common): Likewise.
1749 * expmed.c (expand_mult): Likewise.
1750 * stor-layout.c (layout_type): Likewise.
1752 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
1755 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
1756 cst2 only for SPE vectors.
1758 2005-11-21 David Edelsohn <edelsohn@gnu.org>
1761 * config/rs6000/predicates.md (vrsave_operation): Check
1762 UNSPEC_VOLATILE value.
1764 2005-11-21 Jan Hubicka <jh@suse.cz>
1766 PR tree-optimization/24653
1767 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
1769 2005-11-21 Uros Bizjak <uros@kss-loka.si>
1771 * config/i386/predicates.md (ax_reg_operand): New predicate.
1772 (memory_displacement_only_operand): New predicate.
1773 * config/i386/i386.md ("modrm" attribute): Return 0 if one
1774 operand is AX register and the other operand is memory operand
1775 with displacement only.
1777 2005-11-21 Uros Bizjak <uros@kss-loka.si>
1779 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
1780 if we don't care about NaNs or Infinities.
1782 2005-11-20 Ian Lance Taylor <ian@airs.com>
1784 PR rtl-optimization/24883
1785 * combine.c (combinable_i3pat): When checking whether the
1786 destination of i3 is used in i3, consider paradoxical subregs.
1788 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
1791 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
1793 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
1795 * combine.c (try_combine): Do not run subst on i1src and i2src in
1796 the case of generating a PARALLEL for a comparison.
1798 2005-11-20 Richard Henderson <rth@redhat.com>
1801 * tree-sra.c (struct sra_elt): Add all_no_warning.
1802 (struct sra_walk_fns) <use>: Add use_all argument.
1803 (sra_walk_expr): Pass it.
1804 (sra_walk_modify_expr): Likewise.
1805 (scalarize_ldst): Likewise.
1806 (scan_use): Update for new argument.
1807 (mark_no_warning): New.
1808 (scalarize_use): Use it.
1810 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
1812 * expr.c (expand_expr_real): Use usmul_optab for widening
1813 signed * unsigned multiplies.
1814 * genopinit.c (optabs): Add usmul_widen_optab.
1815 * optabs.c (init_optabs): Likewise.
1816 * optabs.h (enum optab_index): Add OTI_usmul_widen.
1817 (usmul_widen_optab): Define.
1818 * config/bfin/bfin.md (usmulhisi3): New pattern.
1820 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
1822 2005-11-20 Graham Stott <btinternet.com>
1824 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
1826 2005-11-20 Andreas Schwab <schwab@suse.de>
1829 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
1832 2005-11-19 Richard Henderson <rth@redhat.com>
1835 * tree-gimple.c (is_gimple_id): Export.
1836 * tree-gimple.h (is_gimple_id): Declare.
1837 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
1838 (get_default_value): Use it.
1839 (maybe_fold_stmt_indirect): Likewise.
1841 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
1843 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
1844 than VR1 or vice-versa.
1846 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
1850 * reload.c (find_reloads_address_1): Mention dependency on
1852 * reload1.c (gen_reload): For IN with an unary operation, try
1853 moving inner expression to OUT if trivial SET is not valid.
1854 Confirm that the result is valid. Move common code block into...
1855 (emit_insn_if_valid_for_reload): New function.
1857 2005-11-19 Richard Guenther <rguenther@suse.de>
1859 * fold-const.c (fold_indirect_ref_1): Make sure we fold
1860 ARRAY_REFs of constant strings.
1862 2005-11-19 Jakub Jelinek <jakub@redhat.com>
1864 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
1865 fatal format string.
1867 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
1869 * combine.c (make_compound_operation): Swap operands of
1870 commutative operation if necessary before returning.
1872 2005-11-19 Richard Guenther <rguenther@suse.de>
1875 * fold-const.c (fold_plusminus_mult_expr): New function.
1876 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
1877 cases, remove now unnecessary code.
1879 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
1881 * gensupport.c (old_preds): Rename to std_preds, add special field.
1882 (struct old_pred_table): Rename to struct std_pred_table, add special
1884 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
1885 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
1886 (init_predicate_table): Adjust, and set along the way whether a
1887 predicate is special.
1889 2005-11-18 Mark Mitchell <mark@codesourcery.com>
1891 * BASE-VER: Change to 4.2.0.
1893 2005-11-18 James E Wilson <wilson@specifix.com>
1895 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
1898 2005-11-18 Mike Stump <mrs@apple.com>
1900 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
1901 * config/darwin-c.c (darwin_pragma_unused): Likewise.
1902 * c-decl.c (lookup_name_two) Remove.
1903 * c-tree.h (lookup_name_two): Remove.
1904 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
1905 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
1906 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
1907 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
1909 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
1912 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
1913 when not generating code to use that co-processor.
1915 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
1917 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
1918 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
1919 these functions are now in tree-phinodes.c.
1921 2005-11-18 Jie Zhang <jie.zhang@analog.com>
1923 * config/bfin/bfin.md (trap): New pattern.
1925 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1927 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
1930 * expr.c (expand_expr_real): Don't call record_block_change unless
1931 ib_boundaries_block is non-null
1933 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
1935 * fold-const.c (build_range_check): Use proper type for subtraction
1936 when merging lower bound.
1938 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
1940 PR rtl-optimization/24497
1941 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
1944 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
1946 * tree-scalar-evolution.c (expression_expensive_p): New function.
1947 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
1949 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
1951 * config/bfin/crtlibid.s: New file.
1953 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1956 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
1957 when not using sjlj exceptions.
1958 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
1959 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
1960 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
1961 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
1962 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
1963 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
1964 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
1965 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
1966 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
1967 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
1968 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
1969 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
1970 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
1972 * config/pa/hpux-unwind.h: New file.
1974 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
1976 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
1977 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
1978 * varasm.c (do_assemble_alias): Adjust call.
1979 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
1981 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
1983 2005-11-17 James E Wilson <wilson@specifix.com>
1985 * tree.def (FUNCTION_DECL): Correct typo in comment.
1987 2005-11-17 Richard Henderson <rth@redhat.com>
1989 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
1990 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
1991 and DW_CFA_def_cfa_sf.
1992 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
1993 (dbx_reg_number): Don't assert particular registers here.
1994 (based_loc_descr): ... do it here instead. Fold in ...
1995 (eliminate_reg_to_offset): ... this function.
1996 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
1997 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
1998 * unwind-dw2.c (execute_cfa_program): Apply data align factor
1999 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
2000 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
2001 (instantiate_virtual_regs): Likewise.
2002 * var-tracking.c (adjust_stack_reference): Likewise.
2003 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2005 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
2007 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
2008 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
2009 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
2011 ($(T)crtlibid.o): New rule.
2013 2005-11-16 Richard Guenther <rguenther@suse.de>
2016 * fold-const.c (extract_array_ref): Return byte offset
2018 (fold_binary): Fold &x[a] CMP &x[b] to
2019 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
2022 2005-11-16 Richard Henderson <rth@redhat.com>
2025 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
2026 parts of an SSA_NAME.
2028 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
2031 * arm.md (split for movsf with immediate): Restrict split to insns
2032 that set a general register.
2034 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2036 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
2038 * unwind-dw2.c (uw_advance_context): Likewise.
2039 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
2040 _Unwind_SjLj_Unregister.
2041 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
2043 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2045 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
2047 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2049 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
2050 langhook to get a DImode integer type.
2052 2005-11-16 Richard Henderson <rth@redhat.com>
2053 J"orn Rennecke <joern.rennecke@st.com>
2054 Ulrich Weigand <uweigand@de.ibm.com>
2058 * reload1.c (reg_equiv_invariant): New.
2059 (reload): Allocate, initialize, and free it.
2060 (calculate_needs_all_insns): Check it when skipping equivalence
2062 (alter_reg): Likewise.
2063 (eliminate_regs_1): Rename from eliminate_regs. Add new
2064 may_use_invariant argument; only use reg_equiv_invariant when true.
2065 (eliminate_regs): New.
2066 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
2067 a context for which may_use_invariant may be true.
2069 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2071 * fold-const.c (const_binop): Don't constant fold the operation
2072 if the result has overflowed and flag_trapping_math.
2073 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2075 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2077 * config/arm/unwind-arm.c (abort): Add prototype here.
2078 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
2079 (struct phase1_vrs): Add prev_sp.
2080 (unwind_phase2_forced): Save the original core registers instead of
2081 modifying entry_vrs. Take a new flag argument for resuming unwinding
2082 and set action flags accordingly. Always set _US_END_OF_STACK when
2083 get_eit_entry fails. Unwind before calling the stop function.
2084 (_Unwind_GetCFA): New function.
2085 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
2086 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
2087 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
2088 just call unwind_phase2_forced.
2089 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
2090 * config/arm/unwind-arm.h (abort): Remove prototype.
2091 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
2093 (_Unwind_GetCFA): New prototype.
2094 * config/arm/pr-support.c (abort): Add prototype here.
2095 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
2097 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
2098 not schedule the prologue with non-call exceptions and EABI.
2100 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
2102 * config/arm/unwind-arm.h: Reorder interface function declarations.
2103 (_URC_END_OF_STACK): New enumeration value.
2104 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
2105 (struct _Unwind_Control_Block): Document reserved field use.
2106 (_Unwind_Stop_Fn): New typedef.
2107 (_Unwind_ForcedUnwind): Declare.
2108 (_Unwind_Resume_or_Rethrow): Declare.
2109 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
2111 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
2112 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
2113 (UCB_FORCED_STOP_ARG): New.
2114 (search_EIT_table): Update boundary condition checks.
2115 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
2116 (unwind_phase2): Replace for with do..while.
2117 (unwind_phase2_forced): New.
2118 (__gnu_Unwind_RaiseException): Replace for with do..while.
2119 (__gnu_Unwind_ForcedUnwind): New.
2120 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
2121 Use appropriate phase2 unwinder.
2122 (__gnu_Unwind_Resume_or_Rethrow): New.
2123 (__gnu_unwind_pr_common): Cope with forced unwinding.
2125 2005-11-16 David Edelsohn <edelsohn@gnu.org>
2128 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
2130 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
2131 roundsf2): Remove "s" from mnemonic.
2133 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
2135 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
2137 * config/bfin/crtn.s: Change epilogues to match.
2138 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
2139 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
2140 __PIC__ and __pic__.
2142 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2145 * doc/invoke.texi: Distinguish between free and fixed form instead of
2146 Fortran and Fortran 90/95. Remove ratfor from the list of supported
2148 * gcc.c (default_compilers): Remove double entries, add entries for
2149 suffixes '.F90' and '.F95'.
2151 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2153 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
2154 in the stack probing loop.
2156 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2158 * configure.ac: Use .machine power5 not power5x.
2159 * configure: Regenerate.
2161 2005-11-15 Mike Stump <mrs@apple.com>
2163 * c-decl.c (lookup_name_two): Add.
2164 * c-tree.h (lookup_name_two): Likewise.
2165 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
2166 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2168 2005-11-16 Alan Modra <amodra@bigpond.net.au>
2170 PR rtl-optimization/23392
2171 * regrename.c (enum scan_actions) Add mark_access.
2172 (scan_actions_name): Ditto.
2173 (scan_rtx_reg): Handle mark_access.
2174 (scan_rtx_address): Do nothing for mark_access.
2175 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
2176 and regs in REG_INC notes before closing chains for dead regs.
2177 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
2178 opening chains for new writes.
2180 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2182 * c.opt (ffixed-line-length-none): New.
2184 2005-11-15 Steve Ellcey <sje@cup.hp.com>
2186 * mklibgcc.in: Change contents of eh_dummy.c.
2188 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2190 * loop.c (scan_loop): Do not insert temporaries for hard registers.
2192 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2194 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
2196 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
2198 2005-11-15 Jan Hubicka <jh@suse.cz>
2200 * invoke.texi (large-unit-insns): Document.
2201 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
2202 * params.def (large-unit-insns): New param.
2204 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
2207 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
2208 special register for operand 3. Reindent constraints to align
2211 2005-11-14 David Edelsohn <edelsohn@gnu.org>
2213 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
2214 -mpopcntb, -mfprnd. Add -mcpu=power5+.
2215 * configure.ac: Add test for FP rounding instructions.
2216 * configure: Regenerate.
2217 * config.in: Regenerate.
2218 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2219 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
2221 * config/rs6000/rs6000.opt (mfprnd): New.
2222 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
2223 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
2224 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
2225 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
2226 (TARGET_FPRND): New.
2227 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
2229 (btrunc<mode>2): New.
2231 (floor<mode>2): New.
2232 (round<mode>2): New.
2234 2005-11-14 Geoffrey Keating <geoffk@apple.com>
2236 * gcc.c (version_compare_spec_function): Use fatal() rather than
2239 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
2240 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
2241 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
2243 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
2246 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
2247 on -mmacosx-version-min setting.
2249 2005-11-14 Diego Novillo <dnovillo@redhat.com>
2252 * tree-vrp.c (infer_value_range): Return false if STMT is a
2253 block terminator and its basic block has no successors.
2255 2005-11-14 Mike Stump <mrs@apple.com>
2257 * config/i386/i386.c (override_options): -masm=intel isn't
2258 supported on darwin.
2259 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2261 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
2263 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
2264 vfork after including auto-host.h.
2266 2005-11-15 Alan Modra <amodra@bigpond.net.au>
2268 PR rtl-optimization/22002
2269 * combine.c (distribute_notes): Detect cases where a reg dies
2270 two or more times in a bb, including on the insn we are combining,
2271 and place the death note on the correct range.
2273 2005-11-14 Dale Johannesen <dalej@apple.com>
2275 * expmed.c (store_bit_field): Add offset unconditionally for
2277 (extract_bit_field): Don't force extzv or extv operand into
2278 a register if field is too big.
2280 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2282 * config/arm/arm.c (pic_labelno): New.
2283 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
2284 LABEL_REF. Pass only the labelno to PIC insns.
2285 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2286 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
2287 * arm.md (UNSPEC_PIC_LABEL): New constant.
2288 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2289 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
2290 Use the correct label prefix.
2292 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2294 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
2297 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
2299 * loop-invariant.c: Include tm_p.h.
2300 * Makefile.in: Updated.
2302 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2304 * pa.c (store_reg): Revise generation of frame notes in large frames.
2305 (set_reg_plus_d): Likewise.
2307 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
2309 PR tree-optimization/24709
2310 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
2313 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2315 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
2316 and duplicate declaration of pthread_self.
2318 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
2319 Ian Lance Taylor <ian@airs.com>
2322 * calls.c (expand_call): If TARGET is a MEM and some part of the
2323 argument area has been saved, force TARGET to a register.
2325 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
2327 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
2330 2005-11-13 Jason Merrill <jason@redhat.com>
2333 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
2334 lazily declared methods.
2335 (force_decl_die): Stop if forcing out the context already make a
2337 (force_type_die): Likewise.
2339 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
2342 * builtins.c (integer_valued_real_p): Add break in
2343 REAL_CST having TREE_OVERFLOW set.
2345 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
2347 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
2348 addressing modes during calculation of costs.
2350 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
2352 * function.c (assign_stack_local_1): Restrict sanity check
2353 on frame size overflow to 32-bit and above platforms.
2355 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2357 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2358 * config/cris/cris.c: Include reload.h.
2359 (cris_initial_elimination_offset): New function.
2360 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
2363 2005-11-12 Richard Guenther <rguenther@suse.de>
2365 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
2367 2005-11-12 Jan Hubicka <jh@suse.cz>
2369 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
2370 to compare against 0 when possible.
2372 2005-11-12 Jie Zhang <jie.zhang@analog.com>
2374 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
2375 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
2376 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
2377 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
2380 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2382 * recog.c (constrain_operands) <case 'g'>: For a match, require
2383 that a non-register matches general_operand when strict >= 0.
2385 2005-11-11 Steven Bosscher <stevenb@suse.de>
2387 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
2390 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2392 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
2393 (memory_address_same): New.
2394 (dse_optimize_stmt): Call memory_address_same.
2396 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2399 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
2400 ZERO_EXTEND>: New cases.
2402 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2404 * longlong.h (__clz_tab): Always provide.
2406 2005-11-11 Steven Bosscher <stevenb@suse.de>
2409 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
2411 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
2412 before check_maybe_invariant.
2413 (move_invariant_reg): Use gen_move_insn instead of replacing
2414 SET_DEST with the temporary for the invariant.
2415 (move_loop_invariants): If checking is enabled, do internal
2416 consistency checks after completing the pass.
2418 2005-11-11 David Edelsohn <edelsohn@gnu.org>
2421 * common.opt (Wvolatile-register-var): New.
2422 * varasm.c (make_decl_rtl): Only emit warning when option
2423 specified. Clarify warning message.
2424 * doc/invoke.texi (Wvolatile-register-var): Document new option.
2426 * doc/md.texi (copysign): Document standard named pattern.
2428 2005-11-11 Jie Zhang <jie.zhang@analog.com>
2430 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
2431 bytes when align is 2.
2432 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
2433 by the first instruction of the loop.
2435 2005-11-11 Jason Merrill <jason@redhat.com>
2438 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
2441 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
2443 PR rtl-optimization/22509
2444 * local-alloc.c (memref_used_between_p): Check whether a function call
2445 could not reference the memref.
2447 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
2449 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
2450 algorithm so as to choose the best, not the worst, alternative.
2451 Reset accumulated register class before processing next alternative.
2453 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
2456 * calls.c (expand_call): Copy a return value to a plain register
2459 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
2462 * varasm.c (assemble_name): Recompute name only for transparent
2465 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
2467 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
2469 2005-11-04 Jeff Law <law@redhat.com>
2472 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
2473 perform reassociation if the parent statement will not die as
2474 a result of the optimization.
2476 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
2478 * tree-ssa-alias.c (compute_may_aliases): Remove call to
2479 delete_old_heap_vars.
2480 * tree-dfa.c (referenced_var_remove): Remove function.
2481 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
2482 (delete_tree_ssa): Remove call to delete_old_heapvars.
2483 Add call to delete_alias_heapvars.
2484 * tree-flow.h (referenced_var_remove): Remove prototype
2485 (init_alias_heapvars): New prototype.
2486 (delete_alias_heapvars): Ditto.
2487 * Makefile.in (tree-ssa-structalias.o): Add
2488 gt-tree-ssa-structalias.o
2489 (GTFILES): Add tree-ssa-structalias.h and
2490 tree-ssa-structalias.c.
2491 (s-gtype): Add gt-tree-ssa-structalias.h.
2492 * tree-ssa-structalias.c (heapvars): Remove.
2493 (oldheapvars): Remove.
2494 (heapvar_for_stmt): New variable.
2495 (heapvar_lookup): New function.
2496 (heapvar_insert): Ditto.
2497 (get_constraint_for): See if we have an old heapvar
2499 (init_alias_heapvars): New function.
2500 (delete_alias_heapvars): Ditto.
2501 Add include of gt-tree-ssa-structalias.h.
2503 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2506 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
2508 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
2510 * tree.c (int_fits_type_p): Only look at the base type
2511 if it has the same precision as the original type.
2513 2005-11-10 Jakub Jelinek <jakub@redhat.com>
2516 * varasm.c (assemble_alias): Use %q+D in the error
2517 message instead of %J and %qD.
2519 2005-11-10 Richard Guenther <rguenther@suse.de>
2521 * gcse.c (free_ldst_entry): Only free hashtable if
2524 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2526 * function.c (assign_stack_local_1): Issue an error message if
2527 the frame size overflows in the signed target arithmetics.
2529 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2531 * tree.c (build_qualified_type): Chain the new type to the original
2532 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
2533 a POINTER_TYPE or a REFERENCE_TYPE respectively.
2534 (build_pointer_type_for_mode): Only return unqualified types.
2535 (build_reference_type_for_mode): Likewise.
2537 2005-11-09 Jakub Jelinek <jakub@redhat.com>
2539 * Makefile.in (gnucompare): Do comparison of all files using one of
2540 the chosen methods and only afterwards decide if just warning should
2541 be issued or comparison failure raised.
2543 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2545 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
2546 (noce_try_abs): Negate if the comparison is reversed.
2547 Look only one instruction backwards for a REG_EQUAL note.
2549 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
2552 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
2553 gthr-tpf.h: Define __gthrw. For all identifiers that might
2554 be weak, introduce weakrefs or non-weak aliases with __gthrw,
2555 and prefix all uses with __ghtrw.
2557 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
2560 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
2561 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
2562 * c-common.c (handle_weakref_attribute): New.
2563 (c_common_attribute_table): Add weakref.
2564 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
2566 * configure, config.in: Rebuilt.
2567 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
2568 * doc/extend.texi: Document weakref attribute.
2569 * varasm.c (ultimate_transparent_alias_target): New
2570 (assemble_name): Use it.
2571 (weak_finish_1): Split out of...
2572 (weak_finish): ... and deal with weakrefs in...
2573 (weakref_targets): ... new list.
2574 (globalize_decl): Clean up weakref_targets.
2575 (do_assemble_alias): Handle weakrefs.
2576 (finish_aliases_1): Do not reject weakrefs to external symbols.
2577 (assemble_alias): Handle weakrefs.
2579 2005-11-09 Richard Guenther <rguenther@suse.de>
2581 PR tree-optimization/24716
2582 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
2583 t_bool to track results from follow_ssa_edge.
2585 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
2587 * final.c (force_source_line): New global variable.
2588 (final_scan_insn): Set it to true instead of clearing last_filename.
2589 (notice_source_line): Return true if force_source_line is true,
2590 unless source info is absent.
2592 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
2595 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
2596 a linkage name for a variable if it a register variable.
2597 * c-decl.c (grokdeclarator): Global register variables
2598 should be set as PUBLIC.
2600 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2603 * config/s390/s390.c (struct s390_frame_layout): New fields
2604 first_save_gpr_slot and last_save_gpr_slot.
2605 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
2606 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
2607 first_save_gpr and last_save_gpr with the _slot variants.
2608 (s390_register_info): Calculate first_save_gpr_slot and
2609 last_save_gpr_slot using regs_ever_live.
2611 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2614 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
2615 for a function containing a landing pad.
2617 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
2620 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
2623 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
2625 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
2626 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
2628 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
2631 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
2633 (call,load,store): New insn types.
2634 (mem_access, branch_access): Adjust reservation conditions.
2635 (define_delay): Adjust condition.
2636 (decrement_and_branch_until_zero): Allow for ms2. Set branch
2638 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
2639 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
2641 (call_internal, call_value_internal, return_internal,
2642 return_interrupt_internal, eh_return_internal, indirect_jump,
2643 tablejump): Set call insn type.
2644 (blockage, ei, di): Use appropriate unspec const.
2645 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
2646 (ms1_get_attr_type): Adjust to give load & store types.
2647 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
2648 backwards past a barrier.
2649 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
2651 (struct branch_info, struct label_info): New.
2653 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
2654 (ms1_machine_reorg): New.
2655 (TARGET_MACHINE_DEPENDENT_REORG): Override.
2656 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
2657 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
2658 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
2661 2005-11-09 Per Bothner <per@bothner.com>
2662 Uros Bizjak <uros@kss-loka.si>
2665 * toplev.c (process_options): Initialize debug_hooks early
2666 in case lang_hooks.post_options ends up calling a debug_hook.
2668 2005-11-08 Jakub Jelinek <jakub@redhat.com>
2670 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
2671 DBX_REGISTER_NUMBER being contiguous.
2673 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
2674 Diego Novillo <dnovillo@redhat.com>
2677 * tree-vrp.c (register_edge_assert_for): Do not register
2678 always-false predicates.
2680 2005-11-08 Devang Patel <dpatel@apple.com>
2682 PR tree-optimization/23115
2683 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
2686 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
2688 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
2691 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
2693 Fix PR tree-optimization/23382
2695 * tree-ssa-alias.c (compute_may_aliases): Call
2696 delete_old_heap_vars.
2697 * tree-dfa.c (referenced_var_remove): New function.
2698 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
2699 * tree-flow.h (referenced_var_remove): Add prototype.
2700 (delete_old_heap_vars): Ditto.
2701 * tree-ssa-structalias.c (heapvars): New variable.
2702 (oldheapvars): Ditto.
2703 (get_constraint_for): Put heap vars on heapvars list.
2704 (delete_old_heap_vars): New function.
2706 2005-11-08 Jason Merrill <jason@redhat.com>
2708 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
2710 2005-11-08 Uros Bizjak <uros@kss-loka.si>
2713 * reg-stack.c (reg_to_stack): Update register liveness also
2714 for flag_sched2_use_traces.
2716 2005-11-08 Alan Modra <amodra@bigpond.net.au>
2719 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
2720 override prior explicit -mno-powerpc-gfxopt.
2722 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
2724 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
2725 if the bitsize is zero.
2726 * doc/md.texi (Standard Pattern Names): Document it.
2728 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
2729 (TARGET_PASS_BY_REFERENCE): Likewise.
2731 2005-11-07 Ian Lance Taylor <ian@airs.com>
2733 PR rtl-optimization/24683
2734 * config/i386/i386.c (legitimize_pic_address): If constant operand
2735 to PLUS is too large, put it in a register.
2737 2005-11-07 Jie Zhang <jie.zhang@analog.com>
2739 * configure.ac: Enable checking assembler dwarf2 support for bfin
2741 * configure: Regenerate.
2743 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
2747 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
2748 gen_easy_vector_constant_add_self): Delete.
2749 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
2751 (output_vec_const_move): Use gen_easy_altivec_constant.
2752 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
2753 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
2754 (easy_vector_constant_add_self): Rewritten.
2755 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
2756 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
2757 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
2758 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
2759 Macroize and adjust for the other changes.
2761 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
2765 * c-typeck.c (build_c_cast): Try using a shared constant, and see
2766 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
2768 2005-11-07 Jakub Jelinek <jakub@redhat.com>
2770 PR rtl-optimization/23567
2771 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
2772 (noce_process_if_block): Don't do any optimizations except
2773 if (cond) x = x; if !set_b and write into orig_x may trap
2774 or fault. Remove the MEM_READONLY_P check.
2776 2005-11-06 Diego Novillo <dnovillo@redhat.com>
2779 * tree-vrp.c (fix_equivalence_set): New.
2780 (extract_range_from_assert): Call it.
2782 2005-11-05 Ian Lance Taylor <ian@airs.com>
2785 * combine.c (apply_distributive_law): Don't distribute across a
2788 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
2790 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
2791 config/ms1/ms1.h, config/rs6000/predicates.md,
2792 config/s390/s390.c, params.def, postreload-gcse.c,
2793 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
2794 tree-vrp.c, tree.c: Fix comment typos.
2795 * doc/invoke.texi: Fix typos.
2797 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
2799 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
2800 for testing whether the data_dependence_relation contains distance
2801 vectors. Iterate over all distance vectors of the ddr.
2802 * lambda.h: Define a vec of lambda_vector pointers.
2803 * tree-data-ref.c (dump_data_dependence_relation,
2804 dump_data_dependence_direction): Iterate over all distance and
2805 direction vectors of the ddr.
2806 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
2808 (build_classic_dist_vector, build_classic_dir_vector): Push a set
2809 of distance/direction vectors instead of a single one.
2810 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
2811 lambda_vectors with a vec of lambda_vectors.
2812 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
2813 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
2814 DDR_NUM_DIST_VECTS): New.
2815 * tree-loop-linear.c (gather_interchange_stats): Test for the
2816 existence of distance vectors only after having checked that there
2817 is a dependence. Iterate over all distance vectors of the ddr.
2818 (linear_transform_loops): Use dump_data_dependence_relation.
2819 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
2820 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
2821 distance vectors of the ddr.
2823 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
2825 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
2826 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
2827 IS_INTHANDLER; all callers changed.
2828 (n_regs_saved_by_prologue): Take interrupt handler attributes into
2830 (do_link, do_unlink): New argument ALL; all callers changed.
2831 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
2832 If function isn't leaf, save and restore all registers.
2833 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
2836 2005-11-05 Jan Hubicka <jh@suse.cz>
2838 PR rtl-optimization/23490
2839 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
2840 max-flow-memory-location): Document.
2841 * flow.c: Include params.h
2842 (MAX_MEM_SET_LIST_LEN): Kill.
2843 (add_to_mem_set_list): Use new param.
2844 * cse.c (cse_basic_block): Replace 1000 by new param.
2845 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
2846 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
2847 * predict.c (predict_loops): Use new param.
2848 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
2850 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
2851 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
2852 Do not hold memory returned by cgraph_node_name across other call.
2854 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
2857 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
2860 2005-11-04 Jeff Law <law@redhat.com>
2863 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
2864 * tree-ssa-dom.c: Include params.h.
2865 (thread_across_edge): If there are too many statements in the
2866 target block, then do not thread through it.
2867 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
2868 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
2870 2005-11-03 Diego Novillo <dnovillo@redhat.com>
2873 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
2874 TODO_update_ssa instead of TODO_update_ssa_no_phi.
2876 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
2879 * tree-scalar-evolution.c (instantiate_parameters_1,
2880 instantiate_parameters, resolve_mixers): Compute the size of an
2881 expression to be instantiated and give up the instantiation if the
2882 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2884 2005-11-04 Richard Guenther <rguenther@suse.de>
2886 * tree-flow.h (ref_contains_indirect_ref): Rename to
2887 array_ref_contains_indirect_ref.
2888 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
2889 (array_ref_contains_indirect_ref): Make comment match the code
2891 (ref_contains_array_ref): Likewise.
2892 * tree-ssa-structalias.c (find_func_aliases): Remove call to
2893 ref_contains_indirect_ref.
2894 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2895 Rename calls to ref_contains_indirect_ref.
2897 2005-11-04 Paul Brook <paul@codesourcery.com>
2899 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
2900 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
2901 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2902 * config/arm/arm.md: Use match_operand in peephole input templates
2903 and match_dup in peephole output templates.
2905 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
2907 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
2910 2005-11-04 Mark Mitchell <mark@codesourcery.com>
2911 Daniel Jacobowitz <dan@codesourcery.com>
2913 * longlong.h (add_ssaaaa): Clobber condition code register
2915 (sub_ddmmss): Likewise.
2916 (umul_ppmm): Likewise.
2918 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
2919 Paul Brook <paul@codesourcery.com>
2920 Phil Blundell <pb@reciva.com>
2922 * configure.ac: Add test for ARM TLS support.
2923 * configure: Regenerated.
2924 * config/arm/arm-protos.h (legitimize_tls_address)
2925 (arm_tls_referenced_p, tls_mentioned_p)
2926 (arm_output_addr_const_extra): New prototypes.
2927 (thumb_legitimize_pic_address): Delete.
2928 * config/arm/arm.c: Include "gt-arm.h".
2929 (enum tls_reloc): New.
2930 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
2931 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
2932 (arm_call_tls_get_addr, legitimize_tls_address)
2933 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
2934 (arm_init_tls_builtins, arm_emit_tls_decoration)
2935 (arm_output_addr_const_extra): New functions.
2936 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
2937 (TARGET_HAVE_TLS): Define.
2938 (target_thread_pointer): New.
2939 (arm_override_options): Handle -mtp=.
2940 (legitimize_pic_address): Ignore UNSPECs.
2941 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
2943 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
2944 (tls_get_addr_libfunc): New variable.
2945 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
2946 (arm_init_builtins): Call arm_init_tls_builtins.
2947 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
2948 (arm_encode_section_info): Call default_encode_section_info.
2949 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
2950 (enum arm_tp_type): New.
2951 (target_thread_pointer): Add declaration.
2952 (LEGITIMATE_CONSTANT_P): Handle TLS.
2953 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
2954 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
2955 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
2956 * config/arm/arm.md: Add UNSPEC_TLS.
2957 (movsi): Handle TLS.
2958 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
2960 (tls_load_dot_plus_eight): New insn and a peephole to create it.
2961 (load_tp_hard, load_tp_soft): New insns.
2962 * arm.opt: Add -mtp=.
2963 * doc/invoke.texi (ARM Options): Document -mtp.
2965 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
2967 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
2968 * config/arm/libunwind.S: Include "lib1funcs.asm".
2969 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
2970 (LIB2ADDEH): Add libunwind.S.
2971 (LIB2ADDEHDEP): Add lib1funcs.asm.
2972 * mklibgcc.in: Handle asm files in libgcc_eh.a.
2974 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2977 * gcc/c.opt: Add a -lang-fortran option.
2978 * gcc/c-opts.c: Add a lang_fortran flag.
2979 (c_common_init_options): Handling the -lang-fortran option.
2980 (c_common_handle_option): Add a case for Fortran options in
2981 preprocessing. Remove cases for -ffixed-form and
2982 -ffixed-line-length. Add a case for -lang-fortran.
2984 2005-11-03 David Edelsohn <edelsohn@gnu.org>
2986 * config/rs6000/rs6000.c: Include params.h
2987 (optimization_options): Set max-grow-copy-bb-insns default to 16.
2988 (bdesc_2arg): Delete vpkuhss and vpkuwss.
2989 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
2990 (UNSPEC_VPKUWSS): Delete.
2991 (altivec_vpkuhss): Delete.
2992 (altivec_vpkuwss): Delete.
2993 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
2995 (neg_eq0<mode>): Remove final condition.
2996 (neg_eq<mode>): Remove condition and split-condition.
2998 2005-11-04 Alan Modra <amodra@bigpond.net.au>
3000 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
3001 Use associated print macros.
3003 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3006 * diagnostic.c (diagnostic_set_info_translated): New function.
3007 (diagnostic_set_info): Use it. Add comment.
3008 * diagnostic.h (diagnostic_set_info_translated): Declare.
3010 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
3012 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
3013 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
3014 reference only if 'public' is true.
3015 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
3016 emit the .hidden directive only if the indirect reference is public.
3017 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
3018 Pass it to dw2_force_const_mem.
3019 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
3020 * dwarf2out.c (output_cfi): Adjust calls to above function.
3021 (output_call_frame_info): Likewise.
3022 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
3023 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
3025 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
3027 PR tree-optimization/24483
3028 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
3029 field to elts if possible.
3031 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3034 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
3037 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
3039 Fix PR tree-optimization/24351
3041 * tree-ssa-structalias.c (struct variable_info): Add
3043 (get_varinfo_fc): New function to follow collapsing.
3044 (new_var_info): Set collapsed_to to NULL.
3045 (dump_constraint): Follow collapsing.
3046 (build_constraint_graph): Handle collapsing.
3047 (do_simple_structure_copy): Return false if something bad
3049 (collapse_rest_of_var): New function.
3050 (do_structure_copy): Collapse if do_simple_structure_copy returns
3053 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3056 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
3057 expressions to a statement list instead of gimplifying them.
3059 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3061 PR rtl-optimization/23585
3062 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
3063 that can't trap plus a constant integer, if the mode has zero size.
3065 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3068 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
3070 ("*insv<mode>_reg_extimm"): Likewise.
3072 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3075 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
3076 c_common_type_for_mode returns an unnamed type.
3078 2005-11-02 Richard Henderson <rth@redhat.com>
3082 * dwarf2out.c (dwarf2out_reg_save_reg): New.
3083 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
3084 * function.c (assign_parms): Use calls.internal_arg_pointer.
3085 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
3087 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
3088 (TARGET_CALLS): Add it.
3089 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
3090 * targhooks.c (default_internal_arg_pointer): New.
3091 * targhooks.h (default_internal_arg_pointer): Declare.
3092 * tree.h (dwarf2out_reg_save_reg): Declare.
3093 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
3094 * config/i386/i386.c (dbx_register_map): Add return column.
3095 (dbx64_register_map, svr4_dbx_register_map): Likewise.
3096 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
3097 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
3098 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
3099 (ix86_save_reg): Save force_align_arg_pointer.
3100 (ix86_emit_save_regs): Make regno unsigned.
3101 (ix86_emit_save_regs_using_mov): Likewise.
3102 (ix86_expand_prologue): Handle force_align_arg_pointer.
3103 (ix86_expand_epilogue): Likewise.
3104 * config/i386/i386.h: (dbx_register_map): Update.
3105 (dbx64_register_map, svr4_dbx_register_map): Update.
3106 (struct machine_function): Add force_align_arg_pointer.
3107 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
3108 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
3109 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
3111 2005-11-02 Jan Hubicka <jh@suse.cz>
3114 * i386.md: Add peep2 for simplyfing array accesses.
3116 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3119 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
3120 * config/s390/s390.c (s390_decompose_shift_count): New function.
3121 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
3122 (print_shift_count_operand): Use s390_decompose_shift_count.
3123 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
3124 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
3126 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3129 * loop.c (loop_givs_rescan): Use force_operand to expand
3132 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
3135 * fold-const.c (build_range_check): Use unsigned when signed
3136 overflow is undefined also. If etype is subtype, make sure that
3137 the subtraction is in the supertype.
3139 2005-11-02 Richard Henderson <rth@redhat.com>
3142 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
3145 2005-11-01 Richard Henderson <rth@redhat.com>
3148 * loop.c (scan_loop): Do not propagate computations to a hard
3149 register destination with SMALL_REGISTER_CLASSES.
3151 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
3153 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
3154 costs for MULT inside PLUS or MINUS.
3156 2005-11-01 Bob Wilson <bob.wilson@acm.org>
3158 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
3159 (TRAMPOLINE_SIZE): Round up to 60.
3160 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
3162 2005-10-31 James E. Wilson <wilson@specifix.com>
3165 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
3166 ifdef. Put ifdefs around call in gen_subprogram_die.
3167 (compute_frame_pointer_to_cfa_displacement): Likewise.
3168 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
3171 PR rtl-optimization/17356
3172 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
3173 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
3175 2005-10-31 Jan Hubicka <jh@suse.cz>
3178 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
3181 * i386.c (legitimize_pic_address): Deal with large immediates.
3184 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
3185 from symbol names while computing checkup.
3188 * predict.c (predict_loops): Do not estimate more than
3189 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
3190 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
3192 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
3194 PR tree-optimization/19097
3195 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
3197 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
3199 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
3201 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
3204 * tree-inline.c (setup_one_parameter): If the init_stmt
3205 is NULL, don't insert the statement.
3207 2005-10-30 Jan Hubicka <jh@suse.cz>
3209 PR tree-optimization/24172
3210 * tree-inline.c (copy_body_r): Unshare the substituted value first.
3212 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
3214 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
3215 constants for hosts with long != 32 bits.
3217 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3220 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
3222 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
3224 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
3225 (TARGET_MS1_16_002): New.
3226 (TARGET_MS1_16_003): New.
3228 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
3229 ("*decrement_and_branch_until_zero_no_clobber"): New.
3230 Add corresponding splitter for decrement_and_branch_until_zero
3232 Key all decrement_and_branch_until_zero patterns off of
3235 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
3238 * tree-complex.c (extract_component): Treat RESULT_DECL
3239 like the rest of the decls.
3241 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
3243 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
3244 indirect call to _mcount if the function needs a static chain.
3246 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
3247 Caroline Tice <ctice@apple.com>
3249 PR rtl-optimization/24460
3250 * dwarf2out.c (have_switched_text_sections): New boolean variable.
3251 (dwarf2out_switch_text_section): Set it to true instead of
3252 incrementing separate_line_info_table_in_use.
3253 (output_loc_list): Additionally test have_switched_text_sections.
3254 (output_ranges): Likewise.
3255 (dwarf2out_finish): Likewise.
3256 * varasm.c (assemble_start_function): Do not call
3257 insert_section_boundary_note.
3258 (assemble_end_function): If flag_reorder_blocks_and_partition,
3259 switch to the function's section before emitting the .size directive.
3260 * bb-reorder.c (insert_section_boundary_note): Staticify.
3261 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
3262 * output.h (insert_section_boundary_note): Delete.
3264 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
3267 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
3268 instead of pointer equality when comparing types.
3270 2005-10-24 James E. Wilson <wilson@specifix.com>
3272 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
3273 add_dependence_list_and_free calls.
3275 2005-10-24 Steven Bosscher <stevenb@suse.de>
3277 * contrib.texi: Add the names of the LLNL folks who donated
3278 Cray pointer support for gfortran.
3280 2005-10-24 Steven Bosscher <stevenb@suse.de>
3282 PR tree-optimization/24225
3283 * profile.c (branch_prob): Look from end to start through a
3284 basic block when looking for a locus.
3286 2005-10-24 Richard Henderson <rth@redhat.com>
3288 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
3290 (hppa_expand_prologue): Likewise.
3292 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3294 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
3295 (NO_DEFERRED_PROFILE_COUNTERS): Define.
3296 * pa.h (NO_PROFILE_COUNTERS): Define.
3297 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
3298 (funcdef_nos): New vector to hold label numbers of deferred profile
3300 (output_deferred_profile_counters): New function.
3301 (hppa_profile_hook): Push label number onto funcdef_nos.
3302 (pa_hpux_file_end): Call output_deferred_profile_counters if
3303 NO_DEFERRED_PROFILE_COUNTERS is false.
3305 * pa-protos.h (get_deferred_plabel): New prototype.
3306 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
3308 (output_call): Adjust calls.
3310 2005-10-24 Alan Modra <amodra@bigpond.net.au>
3312 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
3313 peculiarity of GOT/TOC section usage.
3315 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
3318 * c-common.c (constant_string_class_name): Add documentation.
3320 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
3323 * recog.c (peephole2_optimize): Increment peep2_current_count
3324 only when the slot is empty.
3326 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3329 * except.c (output_function_exception_table): Call
3330 assemble_external_libcall if we need a personality function.
3332 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3334 PR rtl-optimization/24460
3335 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
3336 set the basic block for barriers.
3338 2005-10-21 Janis Johnson <janis187@us.ibm.com>
3340 * var-tracking.c (vt_initialize): Initialize post.
3342 2005-10-21 Devang Patel <dpatel@apple.com>
3345 * c-common.c (vector_types_convertible_p): Check vector element type.
3347 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
3349 * config/sh/sh.c (prepare_move_operands): Handle the address
3350 constant which is a tls symbolic address plus a constant.
3352 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
3355 * gcc.c (main): Use the correct counter for erroring out
3356 about mulitple files.
3358 2005-10-21 Alan Modra <amodra@bigpond.net.au>
3361 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
3362 use r2 for 64-bit tls .got access.
3364 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
3366 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
3369 2005-10-20 Steven Bosscher <stevenb@suse.de>
3371 PR tree-optimization/24307
3372 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
3374 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
3377 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
3379 * varasm.c (find_decl_and_mark_needed): After cgraph global info
3380 is ready, stop marking functions, but still mark variables.
3382 2005-10-20 Richard Guenther <rguenther@suse.de>
3385 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
3388 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3390 PR rtl-optimization/23585
3391 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
3392 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
3393 (may_trap_p_1): New predicate extracted from...
3394 (may_trap_p): ... here. Invoke may_trap_p_1.
3395 (may_trap_or_fault_p): New predicate.
3396 * rtl.h (may_trap_or_fault_p): Declare it.
3397 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
3398 instead of may_trap_p.
3399 (steal_delay_list_from_fallthrough): Likewise.
3400 (fill_simple_delay_slots): Likewise.
3401 (fill_slots_from_thread): Likewise.
3402 * function.c (pad_to_arg_alignment): Rework comment about
3403 SPARC_STACK_BOUNDARY_HACK.
3404 * config/sparc/sparc.h: Likewise.
3406 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
3408 * config/s390/s390.c (s390_expand_insv): New.
3409 * config/s390/s390-protos.h (s390_expand_insv): Declare.
3410 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
3411 ("icm_hi"): Remove mode attribute.
3412 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
3414 ("*extracthi", "*extractqi"): Remove.
3415 (extv<mode>", "*extzv<mode>"): New.
3416 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
3417 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
3419 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3421 * cfgexpand.c (discover_nonconstant_array_refs_r,
3422 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
3423 (tree_expand_cfg): Call discover_nonconstant_array_refs.
3424 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3425 discover_nonconstant_array_refs.
3427 2005-10-19 Steven Bosscher <stevenb@suse.de>
3430 * c-decl.c (pop_scope): Don't warn about an unused variable
3431 if it is marked with TREE_NO_WARNING.
3432 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
3433 somenow mismatch and olddecl is to be replaced.
3435 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
3438 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
3439 whether registers live on the edge can be saved/restored.
3441 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
3443 * config/sh/sh.c (fixup_mova): Skip notes.
3445 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3447 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
3448 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
3449 (s390_can_eliminate): Handle BASE_REGNUM elimination.
3450 (s390_initial_elimination_offset): Likewise.
3451 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
3452 register on TARGET_ZARCH targets.
3453 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
3454 (INITIAL_FRAME_POINTER_OFFSET): Remove.
3455 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
3456 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
3458 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
3460 * config/s390/s390.md: Comment describing output modifiers updated.
3461 * config/s390/s390.c (print_operand): Likewise.
3463 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
3465 * config/s390/s390.c (override_options): Added check for -mstack-size
3467 * doc/invoke.texi: Mention that limit in the documenation.
3469 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
3472 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
3474 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
3476 Fix PR tree-optimization/24231
3478 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
3479 (compute_avail): Ditto.
3481 2005-10-18 Richard Henderson <rth@redhat.com>
3484 * config/i386/i386.c (legitimate_constant_p): Check
3485 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
3487 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
3488 (legitimate_pic_address_disp_p): Reorg CONST checking to make
3489 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
3491 (print_operand_address): Likewise.
3492 * config/i386/predicates.md (x86_64_immediate_operand): Test
3493 SYMBOL_REF_TLS_MODEL properly inside CONST.
3494 (x86_64_zext_immediate_operand): Likewise.
3495 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
3496 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
3497 * config/i386/i386-protos.h: Remove predicates.md entries.
3499 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
3501 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
3502 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
3504 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
3505 Ian Lance Taylor <ian@airs.com>
3508 * fold-const.c (fold_widened_comparison): Do not allow range based
3509 constant folding when right operand cannot be unwidened.
3511 2005-10-17 Richard Henderson <rth@redhat.com>
3513 * builtins.c (expand_builtin_synchronize): Build a new-style asm
3514 with a memory clobber.
3516 2005-10-17 James E Wilson <wilson@specifix.com>
3518 PR rtl-optimization/17356
3519 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
3520 checking for EDGE_EH.
3522 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3524 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
3525 the slot on an even boundary for any type with 16-byte alignment.
3527 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
3530 * md.texi (Modifiers) <%>: Clarify that % doesn't work
3531 after register allocation.
3533 2005-10-17 DJ Delorie <dj@redhat.com>
3535 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
3538 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
3541 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
3544 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
3546 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
3547 to 2 if it's already non-zero.
3548 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
3549 is set and warn about it if flag_schedule_insns is 1.
3551 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
3553 * config/crx/crx.md: Compare-and-branch instructions need to
3556 2005-10-17 Uros Bizjak <uros@kss-loka.si>
3559 * config/i386/i386.md (*pushdi2_rex64 splitter)
3560 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
3561 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
3562 flow2 pass only when (optimize > 0 && flag_peephole2).
3564 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
3567 * gcc.c (have_c): New static variable.
3569 (process_command): Remove declation of have_c.
3570 Set have_o to 1 when handling -o.
3571 (main): Add a fatel error if there are multiple
3572 files specified and -o and -c/-S is passed witout
3573 -combine or multiple languages.
3575 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
3577 Fix PR tree-optimization/22444
3578 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
3579 Assert that we don't hit something with subvars.
3580 (setup_pointers_and_addressables): Don't add things with subvars,
3581 because we'll already process the subvars for aliasing purposes.
3583 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
3586 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
3587 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
3588 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
3589 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
3590 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
3591 swapped, alternatives for the R constraint.
3594 * builtins.c (get_builtin_sync_mode): Make unlimited
3595 mode_for_size request.
3597 2005-10-15 Richard Henderson <rth@redhat.com>
3599 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
3600 (gimplify_expr): ... here.
3601 (gimplify_compound_lval): Use it in initial scan loop. Allow
3602 fb_lvalue in base expression.
3604 2005-10-15 Richard Henderson <rth@redhat.com>
3607 * builtins.c (expand_builtin_trap): Export.
3608 * expr.h (expand_builtin_trap): Declare.
3609 * expr.c (expand_assignment): Emit a trap for integral offsets
3610 from registers that weren't reduced to bitpos.
3612 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
3613 (mark_array_ref_addressable): Remove.
3614 * tree-flow.h (mark_array_ref_addressable): Remove.
3615 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
3617 2005-10-15 James E Wilson <wilson@specifix.com>
3620 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
3621 (add_dependence_list_and_free): Likewise.
3622 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
3625 2005-10-15 Diego Novillo <dnovillo@redhat.com>
3629 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
3630 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
3632 (vrp_visit_phi_node): Only prevent infinite iterations when
3633 the previous result and the new result are both VR_RANGEs.
3635 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
3637 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
3640 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3643 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
3646 2005-10-14 Per Bothner <per@bothner.com>
3648 PR preprocessor/21250
3649 * c-ppoutput.c (print_line): Print internal line 0 as 1.
3651 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
3654 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
3655 overflow flags. Refactor some conditionals.
3657 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
3660 * tree-dfa.c (add_referenced_var): Only look at decls which
3661 have TREE_CONSTANT or TREE_READONLY set instead of if
3662 !TREE_PUBLIC or !TREE_CONSTANT.
3664 2005-10-13 James E Wilson <wilson@specifix.com>
3666 * doc/invoke.texi: For -x, add f95-cpp-input.
3667 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
3669 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
3671 PR tree-optimization/24262
3672 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
3673 in loop all the time.
3675 2005-10-12 Richard Henderson <rth@redhat.com>
3678 * tree.h (DECL_TRANSPARENT_UNION): Remove.
3679 * function.c (assign_parm_find_data_types): Don't support it.
3680 * print-tree.c (print_node): Likewise.
3681 * c-common.c (handle_transparent_union_attribute): Likewise.
3682 Use build_duplicate_type.
3683 * tree-inline.c (remap_type_1): Split out of remap_type;
3684 properly remap aggregate fields.
3685 (build_duplicate_type): New.
3686 * doc/extend.texi (Variable Attributes): Remove documentation
3687 for transparent_union.
3689 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3692 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
3693 (gen_stack_pointer_dec): Likewise.
3695 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
3699 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
3701 (struct cxx): Add adjust_class_at_definition target hook.
3702 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
3703 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
3704 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
3705 hook_void_tree. Add to TARGET_CXX.
3706 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
3708 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
3709 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
3710 instead of attribute. Check for dllexport override. Warn if
3711 inconsistent dll linkage. Don't lose old dllimport if decl has
3712 had address referenced. Tweak lookup of dllimport atribute.
3713 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
3714 for target specific rules. Don't add dllimport attribute if
3715 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
3716 dllimport attribute.
3717 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
3718 * varasm.c (initializer_constant_valid_p): Replace
3719 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
3723 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
3724 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
3725 (i[34567]86-*-mingw32*): Likewise.
3727 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
3728 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
3730 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
3731 C++-specific code. Change return value to bool.
3732 (i386_pe_dllimport_p): Likewise.
3733 (associated_type): Simplify and make language-independent
3734 (i386_pe_encode_section_info): Replace override of ambiguous
3735 dllimport symbol refs with a gcc_assert.
3736 (i386_pe_valid_dllimport_attribute_p): Define.
3737 * config/i386/winnt-cxx.c: New file. Define C++ versions of
3738 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
3739 i386_pe_adjust_class_at_definition.
3740 * config/i386/winnt-stubs.c: New file. Define stub versions of
3741 lang-specific functions.
3742 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
3743 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
3744 i386_pe_adjust_class_at_definition.
3745 (i386_pe_valid_dllimport_attribute_p): Declare.
3746 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
3747 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
3748 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
3751 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
3752 dllimport attribute with test of DECL_DLLIMPORT_P.
3754 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
3756 * combine.c (make_extraction): Correct offset computation.
3758 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
3760 * config/cris/t-linux (LIMITS_H_TEST): Define.
3762 2005-10-12 Richard Henderson <rth@redhat.com>
3765 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
3767 2005-10-12 Richard Guenther <rguenther@suse.de>
3769 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
3771 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
3774 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
3775 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
3778 2005-10-12 Richard Guenther <rguenther@suse.de>
3781 * varasm.c (output_constant): Correct typo from previous
3784 2005-10-11 Ian Lance Taylor <ian@airs.com>
3786 PR rtl-optimization/13931
3787 * combine.c: Revert patch of 2003-05-14, and:
3788 (try_combine): Only set elim_i1 and elim_i2 if the destination is
3789 completely killed in the appropriate insn.
3790 (distribute_notes): Don't skip multiple hard register test for
3791 elim_i1 and elim_i2.
3793 2005-10-11 Richard Henderson <rth@redhat.com>
3796 * c-typeck.c (convert_for_assignment): Use build_constructor_single
3797 to initialize a transparent union instead of a nop_expr.
3799 2005-10-11 Richard Henderson <rth@redhat.com>
3801 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
3802 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
3803 (tree_ssa_dce_loop): Call scev_reset.
3806 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
3807 * tree-ssa-dce.c: Include cfgloop.h.
3808 (tree_ssa_dce_loop, pass_dce_loop): New.
3809 * tree-pass.h (pass_dce_loop): Declare it.
3810 * passes.c (init_optimization_passes): Use it.
3812 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
3815 * convert.c (convert_to_real): Revert 2005-10-05 patch.
3816 Only apply the optimization for rounding builtins if the inner
3817 cast is also an extension.
3819 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
3822 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
3823 mark_new_vars_to_rename instead of update_stmt.
3825 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
3827 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
3829 2005-10-11 Jakub Jelinek <jakub@redhat.com>
3831 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
3832 for setting MMX register to 0 rather than mmx.
3834 2005-10-10 Steve Ellcey <sje@cup.hp.com>
3837 * configure.ac: Move gas check from mips specific case to common case.
3838 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
3839 * configure: Regenerate
3840 * doc/install.texi: Update.
3842 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3845 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
3847 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
3849 * gcc.c (do_spec_1): Accept numeric characters in file name
3852 2005-10-10 Nick Clifton <nickc@redhat.com>
3854 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
3855 describing the deleted arm_gen_rotated_half_load function.
3857 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
3859 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
3862 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
3864 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
3866 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
3867 (EXTRA_MULTILIB_PARTS): Define.
3868 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
3869 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
3870 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
3871 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
3872 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
3873 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
3875 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
3877 PR tree-optimization/24226
3878 * tree-cfg.c (remove_bb): Clean up unreachable loops.
3879 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
3880 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
3883 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
3885 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
3887 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
3890 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
3891 Rewrite for no need for the early clobber.
3893 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
3895 Merge from csl-arm-branch:
3896 2005-09-07 Paul Brook <paul@codesourcery.com>
3897 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
3900 2005-04-30 Paul Brook <paul@codesourcery.com>
3901 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
3902 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
3904 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
3905 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
3906 (arm_override_options): Use TARGET_AAPCS_BASED.
3907 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
3908 (PTRDIFF_TYPE): Use int for AAPCS.
3909 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
3910 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
3911 (DEFAULT_SHORT_ENUMS): Delete.
3912 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
3914 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
3915 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
3916 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
3917 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
3919 2004-12-03 Mark Mitchell <mark@codesourcery.com>
3920 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
3922 2004-11-22 Mark Mitchell <mark@codesourcery.com>
3923 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
3925 2004-11-19 Mark Mitchell <mark@codesourcery.com>
3926 * config.gcc (arm*-*-linux-gnueabi): Add it.
3927 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
3929 (TARGET_OS_CPP_BUILTINS): Likeiwse.
3930 * config/arm/linux-eabi.h: New file.
3931 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
3932 (LINUX_TARET_LINK_SPEC): Likewise.
3933 (LINK_SPEC): Use it.
3934 * config/arm/t-linux-eabi: New file.
3936 2005-10-08 Steven Bosscher <stevenb@suse.de>
3939 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
3941 (PARAM_SMS_DFA_HISTORY): Likewise.
3943 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
3946 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
3947 (load_register_parameters): Call it.
3948 (check_sibcall_argument_overlap_1): Likewise.
3949 (store_one_arg): Likewise.
3951 2005-10-07 James E. Wilson <wilson@specifix.com>
3953 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
3954 DImode not VECINT24 for operand 2.
3957 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
3961 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
3962 fr_spill): Use destination_operand for operand 0.
3964 2005-10-07 DJ Delorie <dj@redhat.com>
3966 * varasm.c (output_constant): Limit error to expanding
3969 2005-10-07 Richard Guenther <rguenther@suse.de>
3972 * fold-const.c (fold_binary): Fix operand types during folding
3973 of X op (A, Y). Evaluation order of the side-effects of
3974 X and A are frontend-defined, so ensure we honour that even for
3975 tcc_comparison class operands; eased by removing duplicate code.
3977 2005-10-07 Steve Ellcey <sje@cup.hp.com>
3979 * stor-layout.c (layout_type): Do not allow alignment of array
3980 elements to be greater than their size.
3982 2005-10-07 Steve Ellcey <sje@cup.hp.com>
3984 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
3986 (hppa*-*-linux*): Ditto.
3987 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
3988 * config/host-hpux.c: New.
3989 * config/x-hpux: New.
3990 * config/pa/x-hpux: Remove.
3991 * config/pa/x-linux: Remove.
3992 * config/pa/pa-host.c: Remove.
3994 2005-10-07 Jeff Law <law@redhat.com>
3996 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
3997 determine whether or not to try and thread outgoing edges.
3999 2005-10-07 David Edelsohn <edelsohn@gnu.org>
4001 * config/rs6000/rs6000.md (eqsi_power): New.
4002 (neg_eq0si): Add TARGET_POWER to final condition.
4005 2005-10-06 Richard Henderson <rth@redhat.com>
4007 * config/rs6000/rs6000.c: Revert last change.
4009 2005-10-06 Richard Henderson <rth@redhat.com>
4011 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
4012 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
4014 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4018 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
4019 out return_label and naked_return_label.
4021 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4023 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
4026 2005-10-06 Richard Henderson <rth@redhat.com>
4029 * tree-inline.c (declare_return_variable): Handle modify_dest not
4032 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4034 Fix PR tree-optimization/22488
4035 * tree-ssa-structalias.c (check_for_overlaps): New function.
4036 (create_variable_info_for): Use it.
4038 2005-10-06 Richard Henderson <rth@redhat.com>
4041 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
4042 (dwarf2out_start_source_file): Print it.
4044 2005-10-06 Geoffrey Keating <geoffk@apple.com>
4046 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
4048 2005-10-06 Richard Henderson <rth@redhat.com>
4051 * mode-switching.c (optimize_mode_switching): Clear transp bit
4052 for block with incomming abnormal edges.
4054 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
4055 (fpscr_set_from_mem): Use them.
4056 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
4057 (fpscr postinc splitters): Rewrite as peephole2+split.
4059 2005-10-06 David Edelsohn <edelsohn@gnu.org>
4061 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
4062 (eq<mode>_compare): Same.
4064 2005-10-06 Richard Guenther <rguenther@suse.de>
4066 PR tree-optimization/24238
4067 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
4069 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
4071 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
4072 here. Use AC_PATH_PROG for environment variables instead of
4074 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
4076 * configure: Regenerated.
4078 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
4081 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
4082 then force it into a register.
4083 (call_value): Likewise.
4085 2005-10-06 Richard Henderson <rth@redhat.com>
4088 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
4089 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
4090 under pass_vectorize.
4092 2005-10-05 Devang Patel <dpatel@apple.com>
4095 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
4096 handling constants. Check NAMESPACE_DECL context for constants.
4098 2005-10-05 Eric Christopher <echristo@apple.com>
4100 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
4102 2005-10-05 Richard Henderson <rth@redhat.com>
4105 * tree-cfg.c (mark_array_ref_addressable_1): New.
4106 (mark_array_ref_addressable): New.
4107 * tree-flow.h (mark_array_ref_addressable): Declare.
4108 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
4110 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
4114 * reload.c (subst_reloads): When adding a REG_LABEL to a
4115 jump instruction, also update JUMP_LABEL.
4117 2005-10-05 David Edelsohn <edelsohn@gnu.org>
4119 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
4120 * bb-reorder.c (copy_bb_p): Use it.
4121 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
4123 2005-10-05 Richard Henderson <rth@redhat.com>
4126 * toplev.c (process_options): Warn about unsupported combinations
4127 of unwind tables and omit-frame-pointer.
4128 * config/i386/i386.c (override_options): Similarly. Enable
4129 accumulate-outgoing-args if not explicitly disabled.
4131 2005-10-05 Steve Ellcey <sje@cup.hp.com>
4133 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
4134 Handle big endian vs. small endian.
4135 (vec_initv2sf): Handle big endian vs. small endian.
4136 (*vec_extractv2sf_1): Ditto.
4138 2005-10-05 Dale Johannesen <dalej@apple.com>
4140 * convert.c (convert_to_real): Don't convert
4141 (float)floor(double d) to floorf((float)d).
4143 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
4145 * config/arm/arm.md (insv): Use gen_int_mode in more places.
4147 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
4149 PR tree-optimization/18587
4150 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
4151 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
4152 build_vuses): Change to VEC type.
4153 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
4154 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
4155 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
4156 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
4157 (get_name_decl): New. Return DECL_UID of base variable.
4158 (operand_build_cmp): New. qsort comparison routine.
4159 (operand_build_sort_virtual): New. Sort virtual build vector.
4160 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
4161 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
4162 (FINALIZE_BASE): Use get_name_decl.
4163 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
4164 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
4165 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
4166 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
4167 direct VEC_* manipulations.
4168 (build_ssa_operands): Call operand_build_sort_virtual.
4169 (copy_virtual_operand, create_ssa_artficial_load_stmt,
4170 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
4171 with direct VEC_* manipulations.
4172 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
4173 with direct VEC manipulations.
4175 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
4177 PR tree-optimization/21419
4178 PR tree-optimization/24146
4179 PR tree-optimization/24151
4181 * c-typeck.c (readonly_error): Handle USE being lv_asm.
4182 (build_asm_expr): Call it if outputs are read-only.
4183 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
4185 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
4186 Paolo Bonzini <bonzini@gnu.org>
4190 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
4191 enable the instructions and not just the built-ins.
4192 * doc/invoke.texi (x86 Options): Likewise.
4194 2005-10-04 Geoffrey Keating <geoffk@apple.com>
4196 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
4198 * doc/invoke.texi (Option Summary): Correct spelling
4199 of -mmacosx-version-min.
4201 2005-10-04 Devang Patel <dpatel@apple.com>
4203 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
4206 2005-10-04 Steve Ellcey <sje@cup.hp.com>
4208 * tree-vect-transform.c (vect_create_epilog_for_reduction):
4209 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
4211 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
4213 * config/s390/s390.md ("TDSI","DP"): New mode macros.
4214 ("TE","tg"): New mode attributes.
4215 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
4216 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
4217 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
4218 dword_mode and one for GPRmode.
4220 2005-10-04 Ian Lance Taylor <ian@airs.com>
4222 PR preprocessor/13726
4223 * c-ppoutput.c (cb_include): Add comments parameter, and print out
4224 any comments passed in.
4226 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4228 * tree.c (annotate_with_file_line): Fix typo.
4230 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4233 * builtins.c (fold_builtin_memcmp): When constructing the pointer
4234 type used to access data in the inlined length == 1 case, use
4235 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
4236 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
4238 2005-10-04 Uros Bizjak <uros@kss-loka.si>
4240 * config/i386/i386.h (TARGET_FISTTP): Enable also for
4241 TARGET_SSE3 and only for TARGET_80387.
4242 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
4243 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
4244 Do not depend on TARGET_80387.
4246 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4248 * tree.c (last_annotated_node): Change type to location_t*.
4249 (annotate_with_file_line): Reflect the change of
4250 last_annotated_node type.
4252 2005-10-04 Richard Guenther <rguenther@suse.de>
4255 * c-decl.c (grokdeclarator): Don't write to fields
4258 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4261 * c-decl.c (finish_decl): Use set_user_assembler_name even for
4263 * varasm.c (make_decl_rtl): If a register variable does not
4264 have a set user assmbler name, error out.
4265 Decode the asmspec is now name+1 bypassing '*'.
4267 2005-10-04 Steven Bosscher <stevenb@suse.de>
4269 PR tree-optimization/23049
4270 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
4271 of a COND_EXPR is folded before calling fold on the whole rhs of a
4272 conditional assignment.
4273 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
4274 document that a COND_EXPR may appear there.
4276 2005-10-03 Diego Novillo <dnovillo@redhat.com>
4279 * tree-vrp.c (extract_range_from_assert): If the new numeric
4280 range created out of the assertion contradicts the existing
4281 numeric range of the ASSERT_EXPR variable, make the new range
4284 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
4286 * config/sh/sh.c (sh_register_move_cost): Add case for moving
4287 from T_REGS to FP register class.
4289 2005-10-03 Richard Henderson <rth@redhat.com>
4292 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
4293 before creating a new one.
4295 2005-10-03 David Edelsohn <edelsohn@gnu.org>
4297 * config/rs6000/t-aix43 (LDFLAGS): New.
4298 * config/rs6000/t-aix52 (LDFLAGS): New.
4300 2005-10-03 Ian Lance Taylor <ian@airs.com>
4302 * gimplify.c (find_single_pointer_decl_1): New static function.
4303 (find_single_pointer_decl): New static function.
4304 (internal_get_tmp_var): For a formal variable, set restrict base
4305 information if appropriate.
4306 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
4308 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
4309 (DECL_GET_RESTRICT_BASE): Define.
4310 (SET_DECL_RESTRICT_BASE): Define.
4311 (decl_restrict_base_lookup): Declare.
4312 (decl_restrict_base_insert): Declare.
4313 (struct tree_decl_with_vis): Add based_on_restrict_p field.
4314 * tree.c (restrict_base_for_decl): New static variable.
4315 (init_ttree): Initialize restrict_base_for_decl.
4316 (copy_node_stat): Copy restrict base information.
4317 (decl_restrict_base_lookup): New function.
4318 (decl_restrict_base_insert): New function.
4319 (print_restrict_base_statistics): New static function.
4320 (dump_tree_statistics): Call print_restrict_base_statistics.
4322 2005-10-02 Diego Novillo <dnovillo@redhat.com>
4325 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
4326 case of anti-ranges.
4328 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
4331 * c-typeck.c (tagged_tu_seen): Rename to ...
4332 (tagged_tu_seen_cache): this and add val field.
4333 (comptypes): Move functional to comptypes_internal
4334 and free tagged_tu_seen.
4335 (comptypes_internal): New function and call comptypes_internal
4336 instead of comptypes. Speed up by sibcalling
4337 tagged_types_tu_compatible_p.
4338 (alloc_tagged_tu_seen): New function
4339 (free_all_tagged_tu_seen_up_to): New function.
4340 (tagged_types_tu_compatible_p): Return the val of the seen two
4342 Add that the two types are the same to tagged_tu_seen_base
4343 if they are and call comptypes_internal instead of comptypes.
4344 <case UNION_TYPE>: Speed up common type where the fields are
4346 (function_types_compatible_p): Call comptypes_internal instead of
4348 (type_lists_compatible_p): Likewise.
4349 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
4351 2005-10-02 Matthias Klose <doko@debian.org>
4353 * doc/invoke.texi: Fix typo and speling error.
4355 2005-10-01 Richard Henderson <rth@redhat.com>
4357 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
4359 2005-10-01 Mark Mitchell <mark@codesourcery.com>
4361 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
4362 using --start-group and --end-group.
4364 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4366 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
4367 FIXME note regarding quirky semantics.
4369 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4372 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
4373 non-null range as a last resort.
4375 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
4376 Diego Novillo <dnovillo@redhat.com>
4379 * tree-vrp.c (extract_range_from_assert): For !=
4380 assertions, only build an anti-range if LIMIT is a
4381 single-valued range.
4383 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
4385 * arm.md (movqi): On thumb when optimizing, handle loading from
4386 memory by describing this as taking a subreg of a zero-extended load
4387 into an SImode register.
4390 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
4392 * reload1.c (merge_assigned_reloads): Do not change any
4393 RELOAD_FOR_OUTPUT_ADDRESS reloads.
4395 2005-09-30 Geoffrey Keating <geoffk@apple.com>
4397 * Makefile.in (LIPO_FOR_TARGET): Define.
4398 (STRIP_FOR_TARGET): Define.
4400 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
4401 before creating new ones. Do symlinks before creating the actual
4404 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
4405 to work out which multilibs are actually being built.
4407 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
4409 * tree-vect-transform.c, config/ms1/ms1.md,
4410 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
4411 Follow spelling conventions.
4412 * doc/invoke.texi, doc/md.texi: Fix typos.
4414 2005-09-30 Andrew Macleod <amacleod@redat.com>
4416 PR tree-optimization/21430
4417 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
4418 use operands, and set stmt pointer if need be.
4419 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
4420 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
4423 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4426 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
4428 2005-09-29 Mark Mitchell <mark@codesourcery.com>
4430 * optabs.c (expand_binop): Initialize first_pass_p.
4432 2005-09-29 Jakub Jelinek <jakub@redhat.com>
4435 * c-decl.c (c_write_global_declarations_1): If any
4436 wrapup_global_declaration_2 call returned true, restart the loop.
4438 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
4440 Fix PR tree-optimization/24117
4441 * tree-ssa-structalias.c (find_func_aliases): Strip nops
4442 before considering whether to use anyoffset.
4444 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
4448 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
4450 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
4452 (swap_commutative_operands_with_target): New.
4454 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
4457 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
4460 2005-09-29 Steven Bosscher <stevenb@suse.de>
4462 PR tree-optimization/23911
4463 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
4464 and IMAGPART_EXPR too.
4466 2005-09-28 Mark Mitchell <mark@codesourcery.com>
4469 * expmed.c (expand_shift): Move logic to reverse rotation
4470 direction when rotating by constants ...
4471 * optabs.c (expand_binop): ... here.
4472 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
4473 (ix86_rotrdi3): New pattern.
4474 (rotldi3): Handle 32-bit mode.
4475 (ix86_rotldi3): New pattern.
4477 2005-09-29 Alan Modra <amodra@bigpond.net.au>
4480 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
4481 check for numbers that need no bit twiddle.
4483 2005-09-28 Geoffrey Keating <geoffk@apple.com>
4485 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
4486 multilib to be built.
4488 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
4489 (stage1-start): Delete old libgcc and libunwind before moving
4490 anything into the stage directory.
4491 (stage2-start): Likewise.
4492 (stage3-start): Likewise.
4493 (stage4-start): Likewise.
4494 (stageprofile-start): Likewise.
4495 (stagefeedback-start): Likewise.
4496 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
4497 header in tm_file and CPU-specific t-darwin in tmake_file.
4498 (i[34567]86-*-darwin*): Don't change tm_file.
4499 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
4500 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
4501 shared library stub for target OS version.
4502 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
4503 (SHLIB_LINK): Don't make SHLIB_SOLINK.
4504 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
4505 (libgcc_s.%.dylib): New.
4507 (install-darwin-libgcc-stubs): New.
4508 (INSTALL_LIBGCC): New append.
4509 * config/i386/darwin-libgcc.10.4.ver: New.
4510 * config/i386/darwin-libgcc.10.5.ver: New.
4511 * config/i386/t-darwin: New.
4512 * config/rs6000/darwin-libgcc.10.4.ver: New.
4513 * config/rs6000/darwin-libgcc.10.5.ver: New.
4514 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
4515 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
4517 2005-09-28 Paul Brook <paul@codesourcery.com>
4519 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
4522 2005-09-28 Richard Guenther <rguenther@suse.de>
4524 PR tree-optimization/23853
4525 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
4526 host_integerp to verify misalignment value.
4528 2005-09-28 Richard Henderson <rth@redhat.com>
4530 * builtins.c (get_builtin_sync_mode): New.
4531 (expand_builtin_sync_operation): Pass in mode argument.
4532 (expand_builtin_compare_and_swap): Likewise.
4533 (expand_builtin_lock_test_and_set): Likewise.
4534 (expand_builtin_lock_release): Likewise.
4535 (expand_builtin): Update to match.
4537 2005-09-28 Nick Clifton <nickc@redhat.com>
4539 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
4540 formatting. Add check to PLUS case to ensure that the offset is
4541 within an acceptable range.
4543 * config/v850/v850.md (casesi): Disable the generation of the
4544 switch pattern as it is not being handled properly at the moment.
4546 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
4547 for when the high words are identical.
4549 2005-09-27 Richard Henderson <rth@redhat.com>
4551 * pretty-print.c (pp_base_format): Fix typo for %>.
4553 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
4554 Devang Patel <dpatel@apple.com>
4556 PR tree-optimization/23625
4557 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
4558 LABEL_EXPR, assertion check.
4560 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
4562 * optabs.c (no_conflict_move_test): Check if a result of a
4563 to-be-moved insn would be clobbered by an originally
4566 2005-09-27 Jeff Law <law@redhat.com>
4568 * passes.c (init_optimization_passes): Replace copy propagation
4569 passes immediately after DOM with phi-only copy propagation
4570 pases. Add phi-only copy propagation pass after first DOM pass.
4571 * tree-pass.h (pass_phi_only_copy_prop): Declare.
4572 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
4573 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
4574 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
4575 to init_copy_prop. Callers updated.
4576 (do_phi_only_copy_prop): New function.
4577 (pass_phi_only_copy_prop): New pass descriptor.
4579 2005-09-27 Nick Clifton <nickc@redhat.com>
4581 * libgcc2.c (__popcount_tab): Remove redundant prototype.
4583 2005-09-26 Jason Merrill <jason@redhat.com>
4586 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
4588 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
4590 2005-09-26 James E Wilson <wilson@specifix.com>
4592 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
4593 copyright. Add gcc copyright plus libgcc exception.
4594 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
4596 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
4598 2005-09-26 Jeff Law <law@redhat.com>
4600 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
4601 about when to iterate.
4603 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
4606 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
4607 for __complex__ double in -mcpu=G5 mode.
4609 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
4611 PR tree-optimization/23942
4612 * Makefile.in (SCEV_H): Depends on PARAMS_H.
4613 * tree-scalar-evolution.c: Include params.h.
4615 (follow_ssa_edge, follow_ssa_edge_in_rhs,
4616 follow_ssa_edge_in_condition_phi_branch,
4617 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
4618 Change return type to t_bool. Use a parameter to limit the size of
4619 trees that are walked before stopping
4620 (analyze_evolution_in_loop): Initialize the limit to 0.
4621 (follow_ssa_edge): Give up by returning t_dont_know if the limit
4622 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
4624 2005-09-26 Uros Bizjak <uros@kss-loka.si>
4627 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
4628 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
4630 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
4632 * combine.c (make_extraction): Check for valid use of subreg.
4634 2005-09-26 Uros Bizjak <uros@kss-loka.si>
4637 * config/i386/i386.md ("*fistdi2_1"): New pattern.
4638 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
4639 ("fist<mode>2_with_temp"): Use only register operands.
4641 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
4643 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
4644 CALL_INSN_FUNCTION_USAGE.
4646 2005-09-26 Richard Guenther <rguenther@suse.de>
4649 * gcse.c: Include hashtab.h, define ldst entry hashtable.
4650 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
4651 (ldst_entry): Use the hashtable instead of list-walking.
4652 (find_rtx_in_ldst): Likewise.
4653 (free_ldst_entry): Free the hashtable.
4654 (compute_ld_motion_mems): Create the hashtable.
4655 (trim_ld_motion_mems): Remove entry from hashtable if
4656 removing it from list.
4657 (compute_store_table): Likewise^2.
4658 (store_motion): Free hashtable in case we did not see
4661 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
4663 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
4664 and arg1 if we are passing them to fold_build2.
4666 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
4669 * config/i386/i386.c (ix86_function_regparm): Fix the test for
4672 2005-09-25 Richard Henderson <rth@redhat.com>
4674 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
4675 SYMBOL_REF_TLS_MODEL to be correct.
4677 2005-09-24 Richard Henderson <rth@redhat.com>
4679 * ipa-type-escape.c (discover_unique_type): Remove dead code at
4680 end of function. Reindent.
4682 2005-09-24 Ian Lance Taylor <ian@airs.com>
4684 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
4685 NEGATE_EXPR/BIT_NOT_EXPR case.
4687 2005-09-24 Richard Henderson <rth@redhat.com>
4689 * c-common.c (handle_mode_attribute): When not modifying in place,
4690 create subtypes for enumerations.
4691 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
4692 * gimplify.c (create_tmp_from_val): Likewise.
4694 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
4696 * config/i386/i386.md (*tls_global_dynamic_64,
4697 *tls_local_dynamic_base_64): Add missing mode to call.
4698 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
4700 2005-09-24 Jan Hubicka <jh@suse.cz>
4702 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
4703 (cgraph_clone_node): Likewise.
4704 * cgraph.h (cgraph_clone_edge): Update prototype.
4705 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
4706 duplicated prototypes; add updating argument.
4707 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
4708 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
4710 (cgraph_mark_inline_edge): Likewise.
4711 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
4712 (cgraph_flatten_node): Likewise.
4713 (cgraph_decide_recursive_inlining): Likewise.
4714 (cgraph_decide_inlining_of_small_function): Likewise.
4715 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4717 2005-09-23 David Edelsohn <edelsohn@gnu.org>
4718 Pete Steinmetz <steinmtz@us.ibm.com>
4720 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
4721 (rldic.): Set type to "compare".
4723 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
4724 mfjmpr for MFCTR/MFLR.
4725 (movdf_hardfloat64): Same.
4726 (movdf_softfloat64): Same. Correct order of store and move types.
4727 (movti_string): Set type to store_ux/load_ux.
4728 (load_multiple): Set type to load_ux.
4729 (store_multiple): Set type to store_ux.
4730 (movmemsi): Set type to store_ux.
4731 (output_cbranch direct_return): Set type to jmpreg.
4732 (stmw): Set type to store_ux.
4733 (lmw): Set type to load_ux.
4734 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
4735 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
4736 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
4737 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
4738 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
4739 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
4740 (rios1-fpstore): Increase latency to 3.
4741 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
4742 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
4744 2005-09-23 David Edelsohn <edelsohn@gnu.org>
4745 Andrew Pinski <pinskia@physics.uc.edu>
4747 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
4748 operand2 constraint to "b".
4749 (sync_<fetchop_name>di_internal): Same.
4750 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
4752 (sync_old_<fetchop_name>di_internal): Same.
4753 (sync_new_<fetchop_name>si_internal): Same.
4754 (sync_new_<fetchop_name>di_internal): Same.
4756 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
4759 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
4760 case, define as macros.
4762 PR rtl-optimization/23837
4763 * optabs.c (no_conflict_move_test): Don't set must_stay for a
4764 clobber / clobber match between dest and p->first.
4766 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
4767 (no_conflict_move_test): Update comments.
4769 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
4771 * doc/install.texi: Update URL for Jacks.
4772 * doc/sourcebuild.texi: Likewise.
4774 2005-09-22 David Edelsohn <edelsohn@gnu.org>
4777 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
4778 registers when choosing register preferences.
4779 (movdf_hardfloat64): Same.
4781 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
4783 * expmed.c (expand_shift): Don't use the target of the rotate as
4784 target for the first expanded shift insn.
4785 * testsuite/gcc.dg/20050922-1.c: Testcase added.
4787 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
4789 PR tree-optimization/22438
4790 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
4791 preserved iv rhs rewriting specially.
4793 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
4795 * tree-data-ref.c (analyze_array_indexes): Only estimate when
4796 estimate_only is true.
4797 * tree-flow.h (ref_contains_indirect_ref): New prototype.
4798 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
4799 tree-ssa-structalias.c
4800 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
4801 ref_contains_indirect_ref.
4802 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
4804 2005-09-21 DJ Delorie <dj@redhat.com>
4806 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
4808 (mn10300_return_in_memory): Support variable size types also.
4809 (mn10300_pass_by_reference): Likewise.
4810 (mn10300_function_value): New.
4811 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
4812 (FUNCTION_OUTGOING_VALUE): Likewise.
4813 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
4814 * doc/invoke.texi: Document it.
4816 2005-09-21 Uros Bizjak <uros@kss-loka.si>
4819 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
4820 force integer op1 into register for XFmode compares.
4822 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
4825 * expmed.c (alg_code): Add alg_impossible.
4826 (alg_hash_entry): Add cost.
4827 (synth_mult): Record alg_impossible in the hash table if
4828 multiplication by a given integer is impossble within the
4829 limit. Speed up using alg_impossible.
4831 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
4833 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
4834 argument. Allow and set any offset if needs_anyoffset is passed
4836 (get_constraint_for): Add argument here too.
4838 (do_structure_copy): Pass NULL to get_constraint_for.
4839 (handle_ptr_arith): Ditto.
4840 (find_func_aliases): Ditto.
4842 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
4844 PR rtl-optimization/23898
4845 * output.h (get_attr_min_length): Declare.
4846 * final.c (get_attr_length_1): New function, broken out of:
4848 (get_attr_min_length): New function.
4849 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
4850 (duplicate_computed_gotos): Likewise.
4851 * genattr.c (insn_min_length): Generate declaration.
4852 * genattrtab.c (min_fn, min_attr_value): New functions.
4853 (make_length_attrs): Generate insn_min_length.
4855 2005-09-20 Steve Ellcey <sje@cup.hp.com>
4857 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
4859 2005-09-20 Richard Henderson <rth@redhat.com>
4861 PR tree-optimization/24059
4862 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
4865 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
4867 * c.opt (fextended-identifiers): New.
4868 * c-opts.c (c_common_handle_option): Handle
4869 -fextended-identifiers.
4870 * doc/cpp.texi: Update documentation of extended identifiers.
4871 * doc/cppopts.texi (-fextended-identifiers): Document.
4873 2005-09-20 Jakub Jelinek <jakub@redhat.com>
4875 PR tree-optimization/23929
4876 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
4879 PR tree-optimization/23818
4880 * tree-stdarg.c (execute_optimize_stdarg): Call
4881 calculate_dominance_info.
4883 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
4885 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
4886 (analyze_siv_subscript_cst_affine): Add weak SIV test.
4887 (compute_overlap_steps_for_affine_1_2): Use
4888 get_number_of_iters_for_loop.
4889 (analyze_subscript_affine_affine): Check whether difference is
4891 Use get_number_of_iters_for_loop.
4892 Check whether overlap occurs outside of bounds.
4893 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
4895 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
4897 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
4898 base register if possible.
4900 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
4902 PR tree-optimization/18463
4903 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
4904 converting it directly is not possible.
4905 (chrec_convert_aggressive): New function.
4906 * tree-chrec.h (chrec_convert_aggressive): Declare.
4907 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
4908 Fold chrec conversions aggressively if asked to.
4909 (instantiate_parameters): Modified because of changes in
4910 instantiate_parameters_1.
4912 2005-09-19 Richard Henderson <rth@redhat.com>
4914 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
4915 (reduc_splus_v2df): New.
4917 2005-09-19 Richard Sandiford <richard@codesourcery.com>
4919 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
4920 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
4922 2005-09-19 Richard Henderson <rth@redhat.com>
4924 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
4927 2005-09-19 Richard Henderson <rth@redhat.com>
4929 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
4930 (ia64_expand_dot_prod_v8qi): New.
4931 * config/ia64/ia64-protos.h: Update.
4932 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
4933 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
4934 sdot_prodv8qi, sdot_prodv4hi): New.
4935 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
4937 2005-09-19 Richard Henderson <rth@redhat.com>
4940 * real.c (exact_real_truncate): Return false if the format cannot
4941 represent the number as a normal.
4943 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
4944 for a memory source.
4946 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
4948 * tree-ssa-operands.c (swap_tree_operands): Export.
4949 * tree.h (swap_tree_operands): Declare.
4950 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
4951 Call swap_tree_operands.
4953 2005-09-19 Richard Henderson <rth@redhat.com>
4955 * tree-flow.h (merge_alias_info): Declare.
4956 * tree-ssa-copy.c (merge_alias_info): Export.
4957 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
4958 (vect_create_data_ref_ptr): Use create_iv directly.
4959 (vectorizable_load): Use correct types for integer constants.
4960 (vect_generate_tmps_on_preheader): Likewise.
4961 (vect_gen_niters_for_prolog_loop): Likewise.
4963 2005-09-19 Steven Bosscher <stevenb@suse.de>
4965 PR rtl-optimization/23943
4966 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
4968 2005-09-18 Jan Hubicka <jh@suse.cz>
4970 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
4972 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
4974 * varasm.c (output_constant): Do not abort on conversions to union
4975 types between different sizes.
4977 2005-09-18 Richard Guenther <rguenther@suse.de>
4980 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
4983 2005-09-18 Paul Brook <paul@codesourcery.com>
4985 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
4987 2005-09-17 Richard Henderson <rth@redhat.com>
4989 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
4990 * tree-ssa-loop.c (pass_vect_dce): Remove.
4991 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
4994 2005-09-17 Richard Henderson <rth@redhat.com>
4996 * tree-pass.h (pass_vect_dce): Declare.
4997 * passes.c (init_optimization_passes): Add it.
4998 * tree-flow.h (tree_ssa_dce): Declare.
4999 * tree-ssa-dce.c (tree_ssa_dce): Export.
5000 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
5001 (gate_tree_vectorize): ... here.
5002 (pass_vect_dce): New.
5004 2005-09-17 Jan Hubicka <jh@suse.cz>
5006 * except.c (struct eh_status): Turn region_array into vec.
5007 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
5008 convert_from_eh_region_ranges, find_exception_handler_labels,
5009 current_function_has_exception_handlers, assign_filter_values,
5010 build_post_landing_pads, dw2_build_landing_pads,
5011 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
5012 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
5013 foreach_reachable_handler, can_throw_internal_1,
5014 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
5016 (duplicate_eh_region_1): Update region_array.
5017 (duplicate_eh_regions): Resize region_array and avoid recomputing.
5019 2005-09-17 David Edelsohn <edelsohn@gnu.org>
5022 * expmed.c (expand_mult): Substitute simple register for op0 when
5025 2005-09-17 Richard Henderson <rth@redhat.com>
5027 * expr.c (emit_move_via_integer): Add force argument, pass it on
5028 to emit_move_change_mode. Update callers.
5029 (emit_move_complex): Pass true to new force argument.
5030 * function.c (expand_function_end): Move expand_eh_return call
5031 earlier. Merge sub-word complex values into a pseudo before
5032 copying to the return hard register.
5034 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
5036 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
5037 between different sizes.
5039 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
5043 * passes.c (init_optimization_passes): Register dump files for
5046 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
5048 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
5049 * config/s390/s390.c (s390_overlap_p): New function.
5050 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
5051 peephole2, "*xc" peephole2): Added overlap check to the peephole2
5054 2005-09-16 Richard Guenther <rguenther@suse.de>
5056 * ipa-pure-const.c (static_execute): Free auxiliar information.
5057 * ipa-type-escape.c (discover_unique_type): Free temporary key.
5058 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
5060 2005-09-15 DJ Delorie <dj@redhat.com>
5062 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
5064 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5066 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5068 (swap_commutative_operands_with_target): New.
5070 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
5072 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
5075 (estimate_iters_using_array): New function.
5076 * tree-data-ref.h (estimate_iters_using_array): Prototype
5077 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
5078 Use estimate_iters_using_array instead of analyze_array.
5080 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
5082 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
5085 2005-09-15 Michael Matz <matz@suse.de>
5087 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
5089 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
5091 PR tree-optimization/23835
5092 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
5093 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
5095 2005-09-14 Richard Henderson <rth@redhat.com>
5097 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
5098 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
5100 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
5102 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
5103 in the ARRAY_TYPE case.
5105 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
5107 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
5109 2005-09-14 Uros Bizjak <uros@kss-loka.si>
5112 * tree-vect-transform.c (vectorizable_operation): Return false for
5113 scalar shift operations and for vector shift operations with
5114 non-invariant shift arguments. Use scalar tree operand op1 as
5115 a shift operand when vector shift insn pattern uses scalar shift
5117 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
5119 2005-09-14 Olivier Hainque <hainque@adacore.com>
5121 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
5122 value if it has side-effects.
5124 2005-09-14 David Edelsohn <edelsohn@gnu.org>
5127 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
5129 2005-09-14 Alan Modra <amodra@bigpond.net.au>
5131 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
5132 passed as NAME as if it were label at start of function code.
5134 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
5136 * config/sh/sh.md (*movv4sf_i): Add general register cases to
5139 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
5141 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
5142 as early clobber. Rewrite so the PIC register is not implicitly used.
5144 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5146 * tree.c (annotate_with_file_line): Compare line numbers before
5149 2005-09-13 Uros Bizjak <uros@kss-loka.si>
5152 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
5153 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
5155 2005-09-13 Ian Lance Taylor <ian@airs.com>
5157 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
5158 than a HOST_WIDEST_INT to gen_doloop_begin.
5160 2005-09-13 Diego Novillo <dnovillo@redhat.com>
5162 * tree-dfa.c (dump_variable): Guard against NULL annotations.
5164 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
5166 PR tree-optimize/23817
5167 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
5169 2005-09-13 Alan Modra <amodra@bigpond.net.au>
5172 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
5173 word before changing the stack pointer. Use gen_frame_mem for MEMs.
5174 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
5175 (restore_stack_nonlocal): Likewise.
5176 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
5178 2005-09-12 Ian Lance Taylor <ian@airs.com>
5181 * c.opt (ffriend-injection): New C++ option.
5182 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
5183 (C++ Dialect Options): Document -ffriend-injection.
5185 2005-09-12 Josh Conner <jconner@apple.com>
5188 * ipa-reference.c (static_execute): Don't mark variables in
5189 named sections TREE_READONLY.
5191 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5193 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
5196 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
5198 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
5199 V_MUST_DEF instead of just the first_use_p.
5200 Don't mark the virtual variables for renaming on the statement which
5202 (pass_dse): Remove TODO_update_ssa.
5204 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
5207 * stor-layout.c (compute_record_mode): For records with a single
5208 field, actually check the field's mode size against the type size.
5210 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
5211 registers for TARGET_SHMEDIA.
5212 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
5213 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
5214 of GENERAL_REGS and FP_REGS.
5216 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5218 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
5220 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5222 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
5223 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
5224 are omitted. Exclude stack_tie insn too.
5226 2005-09-11 David Edelsohn <edelsohn@gnu.org>
5228 PR rtl-optimization/23098
5229 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
5231 * config/rs6000/rs6000.md (movdf splitter): Use
5232 const_double_operand predicate for TARGET_POWERPC64.
5233 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
5234 SYMBOL_REF method to ABI_V4.
5236 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
5237 replace_equiv_address.
5238 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
5239 rs6000_sr_alias_set and MEM_NOTRAP.
5240 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
5242 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
5244 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
5245 handle CALL_EXPR again.
5247 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
5249 * arm/predicates.md (alignable_memory_operand): Delete.
5251 2005-09-10 Richard Henderson <rth@redhat.com>
5254 * dbxout.c (dbxout_expand_expr): New.
5255 (dbxout_symbol): Use it.
5257 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
5259 * arm.c (arm_gen_rotated_half_load): Delete.
5260 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
5261 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
5262 (thumb_set_return_address): Likewise.
5263 (thumb_load_double_from_address): Use adjust_address.
5264 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
5265 (extendhsisi2_mem, movhi_bytes): Use change_address.
5266 (movhi): Use widen_memory_access.
5267 (reload_out_df): Use replace_equiv_address.
5268 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
5270 2005-09-09 Richard Henderson <rth@redhat.com>
5273 * dbxout.c: Include expr.h.
5274 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
5275 (dbxout_symbol): Handle DECL_VALUE_EXPR.
5276 * Makefile.in (dbxout.o): Add EXPR_H.
5278 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
5280 PR tree-optimization/23509
5281 * tree-cfg.c (replace_uses_by): Use replace_exp.
5282 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
5283 pointers have name_mem_tag or type_mem_tag set.
5285 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5287 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
5288 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
5289 of wrongly accessing operands.
5291 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5293 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
5294 * tree-chrec.c: Include tree-scalar-evolution.h.
5295 (chrec_convert): Instantiate the base and step before calling
5296 scev_probably_wraps_p that would fail on parametric evolutions.
5297 Collect all the fails into a single section failed_to_convert,
5298 print a diagnostic, and return chrec_dont_know instead of calling
5300 * tree-scalar-evolution.c (loop_closed_phi_def): New.
5301 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
5303 (scev_const_prop): Don't replace the definition of a loop closed ssa
5304 phi node by itself, or by another loop closed ssa phi node.
5305 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
5306 that base and step are defined.
5308 2005-09-09 Richard Guenther <rguenther@suse.de>
5311 * fold-const.c (fold_ternary): Check truth_value_p before
5312 calling invert_truthvalue.
5314 2005-09-09 Nick Clifton <nickc@redhat.com>
5316 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
5317 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
5318 dimension of these arrays.
5319 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
5321 * longlong.h: Only provide a prototype for the __clz_tab[] array
5322 if this header has not been included from libgcc2.h.
5323 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
5325 Provide prototypes for exported functions.
5326 Use the __clz_tab[] and __popcount_tab[] arrays provided by
5329 2005-09-08 Josh Conner <jconner@apple.com>
5333 * expr.c (expand_expr_addr_expr_1): Don't invoke
5334 expand_simple_binop for EXPAND_INITIALIZER.
5336 2005-09-08 Richard Henderson <rth@redhat.com>
5339 * toplev.c (wrapup_global_declaration_1): Split out ...
5340 (wrapup_global_declaration_2): ... from ...
5341 (wrapup_global_declarations): ... here. Return bool.
5342 (check_global_declaration_1): Split out ...
5343 (check_global_declarations): from here.
5344 (emit_debug_global_declarations): New.
5345 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
5346 check_global_declaration_1, emit_debug_global_declarations): Declare.
5347 * c-decl.c (c_write_global_declarations_1): Don't create a vector
5348 of decls. Call wrapup_global_declaration_1,
5349 wrapup_global_declaration_2, check_global_declaration_1 directly.
5350 (c_write_global_declarations_2): New.
5352 (c_write_global_declarations): Call c_write_global_declarations_2.
5353 * langhooks.c (write_global_declarations): Call
5354 emit_debug_global_declarations.
5356 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
5357 remove decls that have DECL_RTL_SET_P.
5358 * passes.c (rest_of_decl_compilation): Invoke
5359 cgraph_varpool_finalize_decl for all but functions.
5361 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5363 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
5364 the result of a conversion if the new min and max cannot be compared.
5366 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
5368 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
5369 (override_options): Setting s390_sr_alias_set removed.
5370 (save_fpr, save_gprs): Set alias set to vararg or frame.
5371 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
5372 s390_sr_alias_set with get_frame_alias_set ().
5373 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
5374 get_varargs_alias_set ().
5376 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5380 * c-parser.c (c_parser_objc_method_definition): If the next
5381 token is not "{", error out and don't start the function.
5383 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5385 * tree-vrp.c (extract_range_from_expr): Move the check for non
5386 nullness after the check for gimple invariant.
5388 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5390 * tree.c (host_integerp, tree_low_cst): Correct function comment.
5392 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5395 * config/m32r.md (movmemsi_internal): Canonicalize order of
5396 operands in PLUS component of template.
5398 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
5400 * reload1.c (fixup_eh_region_note): Remove assertion.
5401 (fixup_abnormal_edges): Reverted removal of call to
5402 find_many_sub_basic_blocks made on 2005-08-31.
5404 2005-09-07 Richard Henderson <rth@redhat.com>
5406 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
5407 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
5408 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
5409 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
5410 rearrange for better packing.
5411 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
5412 (lookup_cfa_1): Remove inline marker.
5413 (cfa_equal_p): Split out of ...
5414 (def_cfa_1): ... here. Use INVALID_REGNUM.
5415 (build_cfa_loc): Handle !cfa->indirect.
5416 (frame_pointer_cfa_offset): New.
5417 (dbx_reg_number): Assert register elimination performed; do
5418 leaf register remapping.
5419 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
5420 (eliminate_reg_to_offset): New.
5421 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
5422 for verifiably local stack frame addresses; re-base to CFA.
5423 (mem_loc_descriptor): Remove can_use_fbreg argument.
5424 (concat_loc_descriptor, loc_descriptor): Likewise.
5425 (containing_function_has_frame_base): Remove.
5426 (rtl_for_decl_location): Don't do register elimination or
5427 leaf register remapping here.
5428 (secname_for_decl): Split out from ..
5429 (add_location_or_const_value_attribute): ... here.
5430 (convert_cfa_to_loc_list): New.
5431 (compute_frame_pointer_to_cfa_displacement): New.
5432 (gen_subprogram_die): Use them.
5433 * tree.h (frame_base_decl): Remove.
5434 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
5435 (prologue_stack_adjust): Remove.
5436 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
5437 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
5438 (set_frame_base_location): Remove.
5439 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
5440 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
5441 (vt_add_function_parameters): Don't eliminate_regs.
5442 (vt_initialize): Don't create frame_base_decl.
5444 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5446 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
5447 version of GNU binutils for 4.x and later.
5449 2005-09-06 Mark Mitchell <mark@codesourcery.com>
5451 * ggc-page.c (ggc_push_context): Remove.
5452 (ggc_pop_context): Likewise.
5453 * ggc.h (ggc_push_context): Remove.
5454 (ggc_pop_context): Likewise.
5456 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5459 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
5460 returning from an interrupt handler.
5462 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5465 * config/arc/arc.c (output_shift): Add check for loop count when
5468 2005-09-06 Steven Bosscher <stevenb@suse.de>
5470 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
5472 (abs_replacement): Likewise.
5473 (pass_phiopt): Remove TODO_update_ssa.
5475 2005-09-06 Jakub Jelinek <jakub@redhat.com>
5478 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
5479 if "return with no value, in function returning non-void" warning
5481 * tree-cfg.c (execute_warn_function_return): Don't look at
5482 RETURN_EXPRs with TREE_NO_WARNING set.
5485 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
5486 for internal functions doesn't use registers used by global registers
5487 variables. Use fewer register parameters if there are global register
5490 2005-09-06 Olivier Hainque <hainque@adacore.com>
5491 Eric Botcazou <ebotcazou@adacore.com>
5494 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
5495 when we would be extracting outside its bit span (bitpos+bitsize
5496 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
5497 Ada unchecked conversions.
5499 2005-09-06 Steven Bosscher <stevenb@suse.de>
5501 * tree-ssa-pre.c (try_look_through_load): New function.
5502 (compute_avail): Use it to try to look through loads for some
5503 more useful expressions.
5505 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
5507 * simplify-rtx.c (simplify_binary_operation_1): Correct the
5508 condition for detecting cases like (a&a) and (a^a).
5510 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
5512 * common.opt: Add option ftree-vect-loop-version.
5513 * params.def: Add --param vect-max-version-checks.
5514 * doc/invoke.texi: Document ftree-vect-loop-version and
5515 --param vect-max-version-checks.
5516 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
5517 may_misalign_stmts and defines for accessors.
5518 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
5519 LOOP_VINFO_MAY_MISALIGN_STMTS.
5520 (destroy_loop_vec_info): VEC_free for
5521 LOOP_VINFO_MAY_MISALIGN_STMTS.
5522 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5523 Update documentation.
5524 (vect_update_misalignment_for_peel): New.
5525 (vect_enhance_data_refs_alignment): Update to choose loop
5526 peeling or loop versioning if appropriate for the (potentially)
5527 unaligned data references in the loop.
5528 (vect_analyze_data_refs_alignment): Remove call to
5529 vect_enhance_data_refs_alignment so the checks can be done
5531 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
5532 and move up call to vect_analyze_data_refs_alignment.
5533 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
5534 (vect_transform_loop): Add call to loop_version.
5536 2005-09-06 Jakub Jelinek <jakub@redhat.com>
5538 PR rtl-optimization/23098
5539 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
5540 * simplify-rtx.c (constant_pool_reference_p): New function.
5541 * rtl.h (constant_pool_reference_p): New prototype.
5542 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
5543 constant_pool_reference_p in condition and
5544 avoid_constant_pool_reference in preparation statements.
5546 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
5548 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
5549 STRICT_LOW_PART SETs.
5551 2005-09-06 Alan Modra <amodra@bigpond.net.au>
5554 * except.c (sjlj_emit_function_enter): Find the function begin
5555 note even when it's not in first basic block.
5557 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
5559 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
5560 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
5561 * aclocal.m4: Regenerate.
5563 2005-09-05 DJ Delorie <dj@redhat.com>
5565 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
5568 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
5570 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
5571 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
5572 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
5573 Follow spelling conventions.
5574 * doc/invoke.texi: Follow spelling conventions.
5576 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
5578 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
5579 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
5580 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
5582 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
5585 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
5586 (output_stack_adjust): Use gen_tmp_stack_mem.
5587 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
5588 (sh_set_return_address, sh_allocate_initial_value): Likewise.
5589 (sh_get_pr_initial_val): Likewise.
5590 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
5591 (sh_initialize_trampoline): Likewise. Also use adjust_address.
5592 * sh.md (divsi_inv_m0): Use gen_const_mem.
5593 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
5594 (movdf_i4+1): Use gen_tmp_stack_mem.
5595 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
5596 (fpu_switch+2): Likewise.
5597 (movv4sf_i, movv16sf_i): Use adjust_address.
5598 (symGOT_load): Set MEM_NOTRAP_P bit.
5600 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5603 * pa.c (emit_move_sequence): Fix typo in last change.
5605 2005-09-03 Jakub Jelinek <jakub@redhat.com>
5607 PR rtl-optimization/23454
5608 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
5611 2005-09-03 Richard Henderson <rth@redhat.com>
5612 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5615 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
5618 2005-09-02 Nicolas Pitre <nico@cam.org>
5620 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
5621 to bit_count to 32 bits.
5623 2005-08-31 Mark Mitchell <mark@codesourcery.com>
5626 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
5627 generating synthetic loads from volatile lvalues.
5629 005-09-02 Nick Clifton <nickc@redhat.com>
5631 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
5632 __ctzhi2, __clzhi2): New functions.
5634 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
5637 * tree-nested.c (struct var_map_elt): Mark with GTY.
5638 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
5640 (lookup_field_for_decl): Allocate new element in GC memory.
5641 (lookup_tramp_for_decl): Likewise.
5642 (convert_nl_goto_reference): Likewise
5643 (create_nesting_tree): Allocate info in GC memory. Likewise for
5645 (free_nesting_tree): Free with ggc_free instead of free.
5646 (root): New static variable.
5647 (lower_nested_functions): Remove root as local variable. And zero out
5648 root at the end of the function.
5650 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
5652 PR rtl-optimization/20365
5653 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
5654 to short. New member ix.
5655 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
5656 (simplify_plus_minus): Initialize ix members before calling qsort.
5658 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
5660 PR tree-optimization/23626
5661 * tree-cfg.c (replace_uses_by): Clean up eh info.
5663 2005-09-01 DJ Delorie <dj@redhat.com>
5665 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
5668 2005-09-01 David Edelsohn <edelsohn@gnu.org>
5670 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
5671 (rs6000_split_multireg_move): Use replace_equiv_address instead of
5674 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
5676 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
5677 do not issue warning for a variable definition following
5680 2005-09-01 Richard Henderson <rth@redhat.com>
5683 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
5684 conversion to CONST_VECTOR.
5686 2005-09-01 Richard Henderson <rth@redhat.com>
5689 * reload1.c (reload_as_needed): Check !CALL_P before calling
5690 fixup_eh_region_note.
5691 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
5693 2005-09-01 DJ Delorie <dj@redhat.com>
5695 * varasm.c (output_constant): Let the target resolve
5696 conversions of addresses to non-default pointer sizes.
5698 2005-09-01 Nicolas Pitre <nico@cam.org>
5700 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
5701 to alow matching ARM pre-indexed addressing mode.
5702 (arm_override_options): Remove now irrelevant comment.
5704 2005-09-01 Phil Edwards <phil@codesourcery.com>
5706 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
5707 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
5708 * config/i386/vxworks.h: Likewise.
5709 * config/i386/t-vxworksae: New file, for VxWorks AE.
5710 * config/i386/vxworksae.h: Likewise.
5712 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
5714 PR tree-optimization/23410
5715 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
5716 sequence is not wrapping during the first step.
5718 2005-09-01 Jakub Jelinek <jakub@redhat.com>
5721 * dwarf2out.c (base_type_die): Compare char_type_node with
5722 TYPE_MAIN_VARIANT (type), not type.
5724 2005-09-01 Richard Guenther <rguenther@suse.de>
5726 PR tree-optimization/15366
5727 * common.opt: Add -finline-functions-called-once.
5728 Put -fearly-inlining in alphabetically ordered place.
5729 * doc/invoke.texi: Document new option.
5730 * ipa-inline.c (cgraph_decide_inlining): Honour
5731 flag_inline_functions_called_once.
5733 2005-09-01 Jakub Jelinek <jakub@redhat.com>
5735 PR rtl-optimization/23478
5736 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
5737 (alloc_qty): Initialize it.
5738 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
5739 (combine_regs): Combine also n_throwing_calls_crossed fields.
5740 (find_free_reg): Don't attempt to caller-save pseudos crossing
5741 calls that might throw.
5742 * global.c (struct allocno): Add throwing_calls_crossed field.
5743 (global_alloc): Revert 2005-08-22 change. Initialize
5744 throwing_calls_crossed.
5745 (find_reg): Don't attempt to caller-save pseudos crossing calls that
5748 2005-09-01 Alan Modra <amodra@bigpond.net.au>
5751 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
5752 (mask64_operand): Reinstate code prior to 2005-06-11 change.
5753 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
5754 (and64_2_operand): Tweak to use predicate.
5755 (and_operand): Adjust for mask_operand changes.
5756 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
5757 (print_operand): Likewise.
5758 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
5759 (mask64_1or2_operand): Delete.
5760 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
5761 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
5762 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
5763 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
5764 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
5765 (rotldi3_internal4): Likewise.
5766 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
5767 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
5768 (ashldi3_internal7): Likewise.
5769 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
5770 (ashldi3_internal, ashldi3_internal9 split): Likewise.
5771 (anddi3 split): Don't match mask64_operand.
5772 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
5773 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
5774 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
5775 't' splitter predicate.
5776 (movdi_internal64 + 2): Revert 2005-06-11 change.
5778 2005-08-31 DJ Delorie <dj@redhat.com>
5780 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
5781 (m32c_asm_integer): Add support for 32 bit pointers.
5783 2005-08-31 Richard Henderson <rth@redhat.com>
5785 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
5786 component-like references for setting MEM_NOTRAP_P.
5788 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
5789 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
5791 2005-08-31 Richard Henderson <rth@redhat.com>
5793 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
5794 into a pseudo before applying gen_lowpart.
5796 2005-08-31 Geoffrey Keating <geoffk@apple.com>
5798 * doc/install.texi (Specific): Update cctools version required
5799 for full functionality.
5800 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
5801 linkers as -macosx_version_min.
5803 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
5806 * sh.c (print_operand, %R and %S): Add handling of floating point
5807 registers, memory, constants and invalid operands.
5809 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
5811 * ipa-pure-const.c: Change dump name.
5813 2005-08-31 Uros Bizjak <uros@kss-loka.si>
5816 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
5817 to "reg_or_0_operand".
5818 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
5820 2005-08-31 Dale Johannesen <dalej@apple.com>
5822 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
5823 loops that count down.
5825 2005-08-31 Richard Henderson <rth@redhat.com>
5828 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
5829 (fixup_eh_region_note): New.
5830 (reload_as_needed): Call it.
5831 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
5832 don't call find_many_sub_basic_blocks; call verify_flow_info.
5833 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
5834 (keep_stack_depressed): Likewise.
5835 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
5837 2005-08-31 Richard Henderson <rth@redhat.com>
5839 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
5842 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
5844 * expr.c (expand_expr_real_1): Compare size of address
5845 mode to target's address mode size in deciding expansion of
5846 the constant address.
5848 2005-08-31 Richard Guenther <rguenther@suse.de>
5851 * expr.c (all_zeros_p): New function.
5852 (expand_expr_real_1): Handle the case of an all-zero
5853 non-addressable constructor separately.
5855 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
5857 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
5858 arguments, adjust all callers.
5859 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
5861 2005-08-30 Richard Henderson <rth@redhat.com>
5864 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
5865 whenever the mode sizes match.
5867 2005-08-31 Alan Modra <amodra@bigpond.net.au>
5869 * calls.c (load_register_parameters): Fix comment typo.
5870 * expr.c (emit_push_insn): Comment formatting.
5872 2005-08-30 Ian Lance Taylor <ian@airs.com>
5874 * config/i386/x-cygwin (host-cygwin): Change dependency from
5875 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
5877 2005-08-29 Geoffrey Keating <geoffk@apple.com>
5879 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
5882 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
5885 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
5886 call to ggc_collect.
5888 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
5891 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
5892 beginning. Remove $(INCLUDES) from all the rules, if following
5893 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
5895 2005-08-29 Jakub Jelinek <jakub@redhat.com>
5898 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
5899 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
5900 not constant, but maxlen is, don't set len to maxlen, rather
5901 set maxlen to len if len is a constant.
5903 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
5905 PR tree-optimization/23475
5906 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
5909 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
5911 Fix PR middle-end/22455
5913 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
5914 Checksum only the parts of the tree that exist for the tree code.
5916 2005-08-28 Dale Johannesen <dalej@apple.com>
5918 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
5920 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
5922 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
5924 2005-08-28 Richard Henderson <rth@redhat.com>
5926 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
5927 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
5930 2005-08-28 Jakub Jelinek <jakub@redhat.com>
5933 * builtins.c (get_memory_rtx): Don't strip nops
5934 in between COMPONENT_REFs.
5936 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
5939 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
5941 (gimplify_modify_expr): Check for zero sized types and gimplify the
5942 rhs and lhs as statements.
5944 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
5947 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
5948 state for return address column of signal frames.
5950 2005-08-27 David Edelsohn <edelsohn@gnu.org>
5953 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
5954 bytes >= 2 not bytes == 2.
5955 (expand_block_move): Same.
5957 2005-08-27 Richard Guenther <rguenther@suse.de>
5960 * config/i386/sse.md (sse2_movsd): Add missing closing
5963 2005-08-27 Paul Brook <paul@codesourcery.com>
5965 * genrecog.c (enum decision_type): Add DT_num_insns.
5966 (struct decision_test): Add u.num_insns.
5967 (add_to_sequence): Add DT_num_insns test.
5968 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
5969 (write_cond, debug_decision_2): Ditto.
5970 (change_state): Assume peep2_next_insn never fails.
5971 Remove "afterward" argument.
5972 (write afterward, write_tree): Update to match.
5973 * recog.c (peep2_current_count): New variable.
5974 (peep2_next_insn): Check it.
5975 (peephole2_optimize): Set peep2_current_count.
5976 * recog.h (peep2_current_count): Declare.
5978 2005-08-26 Josh Conner <jconner@apple.com>
5981 * ipa-pure-const.c (check_tree): Check for volatile-ness
5982 when considering a dereference.
5984 2005-08-27 Jakub Jelinek <jakub@redhat.com>
5986 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
5988 2005-08-26 Jakub Jelinek <jakub@redhat.com>
5990 PR rtl-optimization/23561
5991 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
5992 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
5993 at most LEN bytes long memory fits into the field.
5994 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
5995 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
5996 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
5998 2005-08-26 Richard Henderson <rth@redhat.com>
6001 * loop.c (biased_biv_may_wrap_p): New.
6002 (maybe_eliminate_biv_1): Use it to suppress non-equality
6003 comparison transformations. Delete disabled code.
6005 2005-08-26 Ian Lance Taylor <ian@airs.com>
6007 * combine.c (make_extraction): Avoid reference outside object.
6009 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
6011 * stor-layout.c (finalize_type_size): Restore behaviour for
6012 non-aggregate types to the status quo ante of the patch for
6013 pr 23467. Document why it matters.
6015 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6018 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
6019 array by one element, initialize the BT_LAST element with NULL.
6021 2005-08-26 David Edelsohn <edelsohn@gnu.org>
6023 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
6024 optimizing for size.
6026 (compare_plus_eqsi): Same.
6027 (plus_eqsi_compare): Same.
6028 (neg_eq0<mode>): Same.
6029 (neg_eq<mode>): Same.
6031 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
6034 2005-08-26 Nick Clifton <nickc@redhat.com>
6036 * config/v850/v850.c (ep_memory_operand): Return FALSE if
6037 TARGET_EP is not defined.
6038 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
6039 TARGET_EP is enabled.
6040 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
6041 * config/v850/v850.md (save_all_interrupt): Only use the EP
6042 register if TARGET_EP is defined.
6043 (restore_all_interrupt): Likewise.
6044 * config/v850/lib1funcs.asm: Update functions so that the EP
6045 register is only used if __EP__ is defined.
6047 2005-08-26 David Ung <davidu@mips.com>
6049 * config/mips/mips.c (mips_expand_prologue): Handle case when
6050 generating for MIPS16 and the outgoing argument area is more than
6051 SMALL_OPERAND. Use the frame pointer as temporary to generate the
6054 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
6056 * config/crx/crx.md: Make doloop_end pattern usage controllable
6057 via mloop-nesting=<max-nesting> command line switch. Make sure
6058 the combiner cannot use doloop_end_<mode> in an illegal way.
6059 * config/crx/crx.c: Use regs up to r6 for argument passing.
6060 Refine crx_address_cost (non cst4 displacements are expensive).
6061 * config/crx/crx.opt: Add switch for mloop-nesting=.
6063 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
6065 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
6066 (UNSPEC_MVST): New constant.
6068 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
6070 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
6071 Reject operands containing eliminable registers.
6072 * testsuite/gcc.dg/20050825-1.c: New testcase.
6074 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6075 Jan Hubicka <jh@suse.cz>
6077 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
6079 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6081 PR tree-optimization/23546
6082 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
6085 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
6087 * params.def (PARAM_MIN_SPEC_PROB): New.
6088 * sched-rgn.c (MIN_PROBABILITY): Delete.
6089 (compute_trg_info): Convert to PARAM_VALUE.
6090 * doc/invoke.texi (param): Document min-spec-prob.
6092 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
6094 * config/darwin.h: define __PIC__
6095 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
6096 TARGET_OS_CPP_BUILTINS macro.
6098 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6100 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
6103 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6105 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
6107 * cfghooks.c (duplicate_block): Added position where to place
6108 new block as argument.
6109 * cfghooks.h (duplicate_block): Declaration changed.
6110 * cfglayout.c (copy_bbs): Add argument after. Pass it to
6112 * cfglayout.h (copy_bbs): Declaration changed.
6113 * cfgloop.h (loop_version): Declaration changed.
6114 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
6115 position to copy_bbs.
6116 (loop_version): Pass position to duplicate_loop_to_header_edge.
6117 Add place_after argument and position new blocks according to
6119 * modulo-sched.c (sms_schedule): Pass place_after argument
6121 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
6122 * tree-cfg.c (split_edge_bb_loc): New function.
6123 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
6124 to determine position of new blocks.
6125 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
6127 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
6128 argument to duplicate_block.
6129 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
6130 Pass position to copy_bbs.
6132 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6134 * fold-const.c (ptr_difference_const): Use
6135 cst_and_fits_in_hwi instead of host_integerp.
6137 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6139 * config/darwin.c (gen_pic_offset): New.
6140 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
6143 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
6145 PR tree-optimization/23486
6146 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
6148 2005-08-23 Phil Edwards <phil@codesourcery.com>
6150 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
6151 remove use_collect2.
6152 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
6154 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
6155 configuration files to override the default value.
6157 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
6158 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
6159 * config/vx-common.h: New file, split out from...
6160 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
6161 * config/vxworksae.h: New file, for VxWorks AE.
6162 * config/vxworks.opt: New file.
6163 * config/vxlib.c: Update for VxWorks 6.
6165 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
6166 other MULTILIB_* variables appropriately.
6167 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
6168 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
6169 * config/rs6000/vxworks.h: Update for VxWorks 6.
6170 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
6172 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
6175 * config/darwin.c (machopic_select_section): Remove the hack to
6176 mark "::operator new" and "::operator delete" for coalescing
6177 even though they are not weak.
6179 2005-08-24 Alan Modra <amodra@bigpond.net.au>
6181 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
6182 * configure: Regenerate.
6184 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6187 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
6189 * convert.c (convert_to_integer, convert_to_vector): Likewise.
6190 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
6193 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6195 * config/rs6000/predicates.md (equality_operator): New.
6196 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
6197 comparison with a large constant.
6199 2005-08-23 Mark Mitchell <mark@codesourcery.com>
6201 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
6203 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
6205 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
6206 registers is even, and we have a hardware double precision fp,
6208 (sh_gimplify_va_arg_expr): For floating point arguments, consider
6209 size of current argument when checking if argument was passed in
6212 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
6215 * stor-layout.c (finalize_type_size): Dont override
6216 existing alignment with a smaller alignment from the mode.
6218 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6220 * lambda-code.c (lambda_vector_lexico_pos): Moved...
6221 * lambda.h (lambda_vector_lexico_pos): ... here.
6222 * tree-data-ref.c (build_classic_dist_vector): Return false when
6223 the distance vector is lexicographically negative.
6225 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6227 PR tree-optimization/23511
6228 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
6229 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
6231 2005-08-23 Jakub Jelinek <jakub@redhat.com>
6233 PR tree-optimization/22043
6234 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
6235 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
6236 If ALLOW_FLEXARR, handle types ending with flexible array member.
6237 Pass false as second argument to recursive count_type_elements calls.
6238 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
6239 argument to count_type_elements call.
6240 * tree-sra.c (decide_block_copy): Likewise.
6241 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
6242 for a constant-sized object, set cleared as well. Pass true as
6243 second argument to count_type_elements call.
6245 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6248 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
6249 from legitimate_small_data_p, and make global. Update use.
6250 Remove forward declaration.
6251 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
6253 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
6255 2005-08-23 David Edelsohn <edelsohn@gnu.org>
6257 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
6258 of scratch intermediates.
6259 (eq<mode>_compare): Same.
6260 (neg_eq0<mode>): New.
6261 (neg_eq<mode>): Convert to define_insn_and_split.
6263 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6266 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
6267 stdarg functions, set/clear the fp marker even when no variable
6269 * config/rs6000/sysv4.opt (mprototype): Describe.
6271 2005-08-22 Jakub Jelinek <jakub@redhat.com>
6273 PR rtl-optimization/23478
6274 * regs.h (reg_info): Add throw_calls_crossed.
6275 (REG_N_THROWING_CALLS_CROSSED): Define.
6276 * flow.c (allocate_reg_life_data): Initialize
6277 REG_N_THROWING_CALLS_CROSSED.
6278 (propagate_one_insn, attempt_auto_inc): Update
6279 REG_N_THROWING_CALLS_CROSSED.
6280 * global.c (global_alloc): Don't allocate pseudos across
6281 calls that may throw.
6283 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
6286 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
6287 value is inbetween the range if we did not find an exact match.
6289 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
6291 * doc/invoke.texi (Option Summary): Add ms1 options.
6292 * doc/extend.texi: Document interrupt handler attribute for ms1.
6293 * doc/md.texi: Document ms1 constraints.
6294 * config.gcc: Add ms1-*-elf.
6295 * config/ms1/ms1.h: New.
6296 * config/ms1/ms1.c: New.
6297 * config/ms1/ms1.md: New.
6298 * config/ms1/ms1-protos.h: New.
6299 * config/ms1/ABI.txt: New.
6300 * config/ms1/crti.asm: New.
6301 * config/ms1/crtn.asm: New.
6302 * config/ms1/lib2extra-funcs.c: New.
6303 * config/ms1/t-ms1: New.
6304 * config/ms1/ms1.opt: New.
6306 2005-08-22 Ira Rosen <irar@il.ibm.com>
6308 * config/rs6000/altivec.md (xorv4sf3): New.
6309 (negv4sf2, neg<mode>2): Likewise.
6311 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
6314 * config/ia64/ia64.md (divsi3): Check divide by zero.
6315 (udivsi3): Likewise.
6317 (udivdi3): Likewise.
6319 2005-08-21 Jakub Jelinek <jakub@redhat.com>
6321 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
6322 up to elem_bitsize bits, not max_bitsize.
6324 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6326 PR tree-optimization/23433
6327 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
6328 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
6330 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6332 PR tree-optimization/23434
6333 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
6334 the iteration bound is not an INTEGER_CST.
6336 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
6338 * tree-vect-transform.c (get_initial_def_for_reduction): Set
6339 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
6340 NULL if need_epilog_adjust is false.
6341 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
6342 Case 3 always peels first itration, not just for PLUS case, and no need
6343 to use scalar_initial_def here. Create an epilog adjustment only if
6344 scalar_initial_def is not NULL.
6346 (vectorizable_reduction): Remove assert.
6348 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
6351 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
6352 (__moddi3): Likewise.
6353 (__udivdi3): Likewise.
6354 (__umoddi3): Likewise.
6355 (__divsi3): Likewise.
6356 (__modsi3): Likewise.
6357 (__udivsi3): Likewise.
6358 (__umodsi3): Likewise.
6360 2005-08-20 Jakub Jelinek <jakub@redhat.com>
6362 * tree-pass.h (TDF_GRAPH): Define.
6363 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
6364 * passes.c (finish_optimization_passes): Only call
6365 finish_graph_dump_file if TDF_GRAPH is set.
6366 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
6367 NULL. Set TDF_GRAPH bit.
6368 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
6370 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
6372 * arm.h (arm_stack_offsets): Add locals_base field.
6373 * arm.c (arm_get_frame_offsets): Compute it.
6374 (thumb_compute_initial_elimination offset): Make the Thumb frame
6375 pointer point to the base of the local variables.
6376 (thumb_expand_prologue): Update accordingly.
6377 (thumb_expand_epilogue): Likewise.
6379 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
6380 mode of clobbered scratch to DImode. Handle a case that's known to
6383 2005-08-19 David Edelsohn <edelsohn@gnu.org>
6385 * config/rs6000/rs6000.md (gt0<mode>): Delete.
6386 (gt0<mode>_compare): Delete.
6387 (neg_gt0<mode>): Delete.
6389 2005-08-19 Eric Christopher <echristo@apple.com>
6391 * optabs.h: Change CTI_ to COI_.
6394 2005-08-19 James E Wilson <wilson@specifix.com>
6396 * builtins.c (expand_builtin_return_addr): Set
6397 current_function_accesses_prior_frames when count != 0. Use
6398 frame_pointer_rtx when count == 0.
6399 * function.h (struct function): Add accesses_prior_frames field.
6400 (current_function_accesses_prior_frames): Define.
6401 * reload1.c (init_elim_table): Check
6402 current_function_accesses_prior_frames.
6403 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
6405 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6407 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
6408 indicator. Return true if the flowgraph changed during
6411 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6414 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
6415 conditional expression before testing its value.
6417 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6419 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
6421 2005-08-19 Devang Patel <dpatel@apple.com>
6423 PR tree-optimization/23048
6424 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
6425 third parameter. Check whether latch is dominated by exit
6427 (if_convertible_loop_p): Supply exit block itself to
6428 if_convertible_bb_p.
6430 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
6433 * arm.md (arm_load_pic_register): Change argument to the mask of
6434 saved registers. Call thumb_find_work_register if we need a
6435 scratch register on Thumb.
6436 (arm_expand_prologue): Pass empty register set to
6437 arm_load_pic_register.
6438 (thumb_expand_prologue): Pass live_regs_mask directly to
6439 arm_load_pic_register.
6440 * arm-protos.h (arm_load_pic_register): Update prototype.
6442 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
6444 * sh.c (find_sole_member): New function.
6445 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
6446 if the record's alignment is larger than the size of its only member.
6448 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
6451 * arm.c (thumb_legitimize_reload_address): New function.
6452 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
6453 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
6455 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
6457 * config/crx/crx.c: Implement crx_decompose_address. Reject
6458 symbolic displacements since CRX register relative adressing
6459 mode can't handle unsigned 32-bit values as displacements.
6460 * config/crx/crx.h: Simplify definitions, remove redundant
6461 parenthesis and obsolete macros.
6462 * config/crx/crx.opt: Add new switch for debugging addresses.
6463 * config/crx/crx-protos.h: Add new declarations for above.
6465 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
6468 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
6471 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6473 * collect2.c (dup2): Delete.
6474 * configure.ac: Don't check for dup2.
6476 * config.in, configure: Regenerate.
6478 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
6480 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
6481 record with the type of its only member.
6483 2005-08-18 David Edelsohn <edelsohn@gnu.org>
6485 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
6486 define_insn_and_split.
6487 (plus_ltu<mode>_compare): Same.
6488 (gtu<mode>_compare): Same.
6489 (plus_gtu<mode>_compare): Same.
6491 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
6493 PR tree-optimization/22228
6494 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
6496 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
6497 are recorded in vect_vnames_to_rename for renaming.
6498 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
6499 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
6500 in vect_vnames_to_rename.
6501 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
6502 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
6504 2005-08-18 Jan Hubicka <jh@suse.cz>
6507 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
6508 info only for local statics, not for member variables.
6510 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6512 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
6514 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6516 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
6518 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
6521 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
6523 2005-08-17 James E Wilson <wilson@specifix.com>
6525 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
6528 2005-08-17 David Edelsohn <edelsohn@gnu.org>
6530 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
6531 (leu<mode>_compare): Same.
6532 (plus_leu<mode>): Same.
6533 (neg_leu<mode>): Same.
6534 (and_neg_leu<mode): Same.
6535 (ltu<mode>_compare): Same.
6536 (plus_ltu<mode>): Same.
6538 (geu<mode>_compare): Same.
6539 (plus_geu<mode>): Same.
6540 (neg_geu<mode>): Same.
6541 (and_neg_geu<mode>): Same.
6542 (plus_gt<mode>): Same.
6543 (gtu<mode>_compare): Same.
6544 (plus_gtu<mode>): Same.
6546 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
6548 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
6549 Move call_table_data to end. Delete spurious .text.
6550 (callt_save_all_interrupt): Fix comment typo.
6552 2005-08-17 James E Wilson <wilson@specifix.com>
6553 Kevin Winchester <winchester@amirix.com>
6556 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
6558 2005-08-17 Uros Bizjak <uros@kss-loka.si>
6561 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
6562 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
6564 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
6566 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
6567 record with the type of its only member if the modes don't match.
6569 * varasm.c (decode_reg_name): Skip empty additional register names.
6571 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
6573 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
6574 lsm_tmp_name_length): New.
6575 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
6576 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
6578 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6579 Andreas Krebbel <krebbel1@de.ibm.com>
6581 * config.gcc: Added z9-109 switch.
6582 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
6583 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
6584 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
6585 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
6586 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
6587 for "z9_109" cpu attribute.
6588 * config/s390/s390.c (z9_109_cost): New processor cost structure.
6589 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
6590 (s390_handle_arch_option): Added z9-109 switch.
6591 (override_options): Set respective cost function for z9-109.
6592 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
6593 (legitimate_reload_constant_p): Accept extended immediates.
6594 (print_operand): Three new output modifiers added: k, m and o.
6595 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
6596 (s390_output_mi_thunk): Use extended immediate when possible.
6597 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
6598 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
6599 (CONSTRAINT_LEN): Added length of O constraint.
6600 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
6601 * config/s390/s390.md ("cpu"): New value z9_109 added.
6602 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
6603 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
6604 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
6605 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
6606 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
6607 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
6608 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
6609 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
6610 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
6611 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
6612 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
6613 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
6614 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
6615 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
6616 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
6618 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
6619 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
6620 insns for TARGET_EXTIMM.
6622 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
6624 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
6626 2005-08-17 Nick Clifton <nickc@redhat.com>
6628 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
6629 Call default_encode_section_info.
6631 2005-08-17 Steven Bosscher <stevenb@suse.de>
6633 PR tree-optimization/21574
6634 * tree-ssa-ccp.c (likely_value): If the right hand side is a
6635 constant, return CONSTANT.
6636 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
6637 (ccp_fold, visit_assignment): Likewise.
6638 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
6640 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
6642 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
6643 fold_buildN instead of buildN then fold_initializer or fold.
6644 (build_unary_op): Likewise.
6645 (build_binary_op): Likewise.
6646 * fold-const.c (fold_initializer): Remove.
6647 (fold_build1_initializer): New function.
6648 (fold_build2_initializer): New function.
6649 (fold_build3_initializer): New function.
6650 * tree.h (fold_initializer): Remove.
6651 (fold_build1_initializer): New function.
6652 (fold_build2_initializer): New function.
6653 (fold_build3_initializer): New function.
6655 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
6657 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
6658 (try_move_mult_to_index): Call fold_build2 instead of build2.
6659 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
6660 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
6661 fold_binary_to_constant.
6662 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
6664 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
6665 check if A == gcd (A, B). Remove TYPE argument.
6666 (analyze_offset) Use fold_build2 instead of fold (build.
6667 (create_data_ref): Likewise.
6668 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
6669 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
6672 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
6674 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
6675 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
6677 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
6680 * gimplify.c (zero_sized_type): New function.
6681 (gimplify_modify_expr_rhs): If we have a zero sized type,
6682 replace the statement with an empty statement.
6684 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
6686 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
6689 2005-08-16 Ian Lance Taylor <ian@airs.com>
6691 * doc/tm.texi (Label Output): Correct typo.
6693 2005-08-16 Steven Bosscher <stevenb@suse.de>
6696 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
6697 force_operand will work later on using have_insn_for.
6699 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6701 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
6703 2005-08-16 Ian Lance Taylor <ian@airs.com>
6706 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
6707 vector type, don't try to construct it element by element. Add an
6708 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
6710 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6712 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
6714 2005-08-16 Geoffrey Keating <geoffk@apple.com>
6716 * doc/invoke.texi (Precompiled Headers): Document some more options
6717 which are known to be safe.
6719 2005-08-16 James E Wilson <wilson@specifix.com>
6721 PR tree-optimization/21105
6722 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
6723 TREE_OVERFLOW check.
6725 2005-08-16 David Edelsohn <edelsohn@gnu.org>
6727 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
6728 (neg_ltu<mode>): Same.
6730 (neg_gtu<mode>): Same.
6732 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6734 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
6735 (fold_builtin_isdigit): Use fold_buildN.
6736 (build_function_call_expr): Likewise.
6737 * c-typeck.c (c_finish_loop): Likewise.
6739 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
6740 Richard Shann <rshann@superh.com>
6742 PR middle-end/20396:
6743 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
6745 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
6747 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
6749 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
6752 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
6753 arm_compure_save_reg0_reg12_mask to determine when the PIC register
6756 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6759 * fold-const.c (build_range_check): Disable optimization for function
6760 pointer expressions on targets that require function pointer
6763 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
6765 * simplify-rtx.c (simplify_const_relational_operation): When
6766 extracting arguments of a COMPARE, recompute the mode as well.
6768 2005-08-15 Ian Lance Taylor <ian@airs.com>
6770 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
6772 2005-08-15 DJ Delorie <dj@redhat.com>
6774 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
6776 (movsi_splittable): Allow, but split, moves to the stack.
6777 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
6780 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6782 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
6783 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
6784 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
6786 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
6787 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
6788 Delete HOST_PTR_PRINTF.
6790 * configure, config.in: Regenerate.
6792 2005-08-15 David Edelsohn <edelsohn@gnu.org>
6794 * config/rs6000/rs6000.md (QHSI): New mode macro.
6795 (wd): Extend mode attr for QImode and HImode
6796 (dbits): New mode attr.
6797 (zero_extend<mode>di2): Convert to mode macro.
6799 2005-08-15 Steve Ellcey <sje@cup.hp.com>
6802 * doc/invoke.texi (-mgnu-ld): Update description.
6805 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
6808 * Makefile.in (tree-chrec.o): Depends on real.h.
6809 * tree-chrec.c: Include real.h.
6810 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
6811 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
6812 * tree-scalar-evolution.c (add_to_evolution_1,
6813 interpret_rhs_modify_expr): Ditto.
6815 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
6818 * tree-data-ref.c (estimate_niter_from_size_of_data): When
6819 step is negative compute the estimation from init downwards to zero.
6821 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
6823 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
6825 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
6827 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
6829 (legitimate_reload_constant_p): Fix handling of lliXX operands.
6830 Accept double-word constants that can be split.
6831 * config/s390/s390.md ("movti"): Use 'P' constraint.
6832 ("*movdi_31", "*movdf_31"): Likewise.
6834 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
6836 Fix PR tree-optimization/22615
6838 * tree-ssa-structalias.c (solution_set_add): Handle
6839 first_vi_for_offset returning NULL.
6840 (do_da_constraint): Ditto.
6841 (do_sd_constraint): Ditto.
6842 (do_ds_constraint): Ditto
6843 (find_func_aliases): Ditto.
6844 (build_constraint_graph): RHS is allowed be ANYTHING.
6845 (first_vi_for_offset): Return NULL if we couldn't find anything at
6848 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
6850 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
6851 over memory as first operand.
6853 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
6856 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
6857 available for setting it.
6859 2005-08-14 Ira Rosen <irar@il.ibm.com>
6861 PR tree-optimization/23320
6862 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
6863 data-refs' types instead of base object nullness. Add check for
6864 pointer type data-refs before first location comparison. Remove
6867 2005-08-14 Andreas Schwab <schwab@suse.de>
6869 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
6871 2005-08-13 James E Wilson <wilson@specifix.com>
6873 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
6874 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
6875 -fstack-protector-all, --param ssp-buffer-size): Document.
6876 (-Wvariadic-macros): Alphabetize.
6877 (-fsched-stalled-insns-dep): Add missing 'f'.
6879 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
6882 2005-08-13 David Edelsohn <edelsohn@gnu.org>
6884 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
6885 or indirect address operand.
6886 (EXTRA_ADDRESS_CONSTRAINT): New.
6887 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
6889 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
6891 PR tree-optimization/22236
6892 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
6893 successors and predecessors.
6894 * tree-chrec.c (chrec_convert): Before converting, check that
6895 sequences don't wrap.
6896 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
6897 (analyze_array): Extern.
6898 (find_data_references_in_loop): Remove call to
6899 compute_estimated_nb_iterations.
6900 * tree-data-ref.h (analyze_array): Declared.
6901 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
6902 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
6903 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
6904 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
6906 * tree-ssa-loop-ivcanon.c: Fix documentation.
6907 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
6908 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
6909 (infer_loop_bounds_from_undefined): New.
6910 (estimate_numbers_of_iterations_loop): Use
6911 infer_loop_bounds_from_undefined.
6912 (used_in_pointer_arithmetic_p): New.
6913 (scev_probably_wraps_p): Pass an extra parameter. Call
6914 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
6915 (convert_step): Fix documentation.
6916 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
6917 Use initial_condition_in_loop_num and evolution_part_in_loop_num
6918 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
6919 scev_probably_wraps_p.
6921 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
6923 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
6924 (s390_register_info): Ignore clobbered_regs information for fixed
6925 registers, and only fixed registers.
6926 (s390_init_frame_layout): Remove redundant call.
6928 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
6930 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
6931 description of -Wold-style-casts.
6933 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6934 Jakub Jelinek <jakub@redhat.com>
6936 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
6937 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
6938 * config/s390/s390.c (print_operand): New output modifier 'G' added.
6939 (get_thread_pointer): Renamed to s390_get_thread_pointer.
6940 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
6941 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
6942 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
6943 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6944 ("stack_protect_set", "stack_protect_test"): New expanders.
6945 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
6946 "stack_protect_testdi"): New insn definitions.
6948 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6950 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
6952 2005-08-12 Paul Brook <paul@codesourcery.com>
6954 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
6956 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6958 * config/s390/predicates.md (setmem_operand): New predicate.
6959 (shift_count_operand): Accept ANDs with special constants as
6961 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
6962 with special constants.
6963 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
6964 shift_count_operand with setmem_operand.
6966 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6968 * config/s390/s390.c (s390_extract_part, s390_single_part):
6970 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
6971 (s390_output_mi_thunk): Don't use lg on 31 bit.
6972 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
6973 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
6975 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6977 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
6978 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
6979 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
6980 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
6981 with one of the new macros.
6983 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
6985 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
6986 Don't set save_return_addr_p.
6987 (s390_register_info): Make clobbered_regs not depending on
6990 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
6992 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
6993 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
6995 2005-08-11 James E. Wilson <wilson@specifix.com>
6997 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
6999 2005-08-11 Jakub Jelinek <jakub@redhat.com>
7001 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
7002 locations gathered by var-tracking in single entry loc_list
7003 over loc_descriptor_from_tree.
7005 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
7006 pass it down to loc_descriptor.
7007 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
7008 (containing_function_has_frame_base): Move earlier in the file.
7009 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
7010 instead of always assuming fbreg can't be used.
7012 2005-08-11 David Edelsohn <edelsohn@gnu.org>
7014 * config/rs6000/altivec.md: Change constraint "m" to "Z".
7015 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7016 Accept address wrapped in AND for Altivec.
7017 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7018 Strip AND wrapping offset address for Altivec.
7020 2005-08-11 Richard Henderson <rth@redhat.com>
7023 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
7024 before using TYPE_IS_SIZETYPE.
7026 2005-08-11 Richard Henderson <rth@redhat.com>
7029 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
7030 insn types not present on ev4.
7031 (alphaev5_insn_pipe): Similarly.
7033 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
7036 * arm.c (arm_override_options): If the user has selected callee-super-
7037 interworking, then enable normal interworking.
7039 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7041 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
7044 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
7046 * doc/rtl.texi: Fix two typos.
7048 2005-08-11 Richard Guenther <rguenther@suse.de>
7051 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
7052 cases where we call to/from functions returning void.
7054 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
7057 * tree.c (build_pointer_type_for_mode): Robustify.
7059 2005-08-10 James E Wilson <wilson@specifix.com>
7061 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
7062 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
7064 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
7067 2005-08-10 Eric Christopher <echristo@apple.com>
7069 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
7070 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
7073 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
7076 * config/darwin.c (machopic_indirect_data_reference): Use a new register
7077 for the high part when generating dynamic-no-pic code.
7079 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
7081 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
7082 (x86_64-*-linux*): Likewise.
7084 * config/i386/crtfastmath.c: New file.
7085 * config/i386/t-crtfm: Likewise.
7087 * config/i386/linux.h (ENDFILE_SPEC): New.
7088 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
7090 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7093 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
7095 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
7096 (vec_shl, vec_shr): Document new operations.
7097 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
7099 2005-08-10 David Edelsohn <edelsohn@gnu.org>
7101 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
7102 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
7103 change predicate to indexed_or_indirect_address.
7105 2005-08-10 Richard Sandiford <richard@codesourcery.com>
7107 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
7108 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
7109 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
7110 and __aeabi_uwrite8.
7111 * config/arm/unaligned-funcs.c: New file.
7112 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
7114 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
7116 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
7118 * cfglayout.c (pass_insn_locators_initialize): Add dump.
7119 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
7121 * except.c (pass_convert_to_eh_region_ranges): Add dump.
7122 * final.c (pass_shorten_branches): Add dump.
7123 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
7124 (pass_life): Rename dump.
7125 (rest_of_handle_flow2): Remove initial verify_flow_info.
7126 * function.c (pass_instantiate_virtual_regs): Add dump.
7127 * integrate.c (pass_initial_value_sets): Add dump.
7128 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
7129 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
7130 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
7131 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
7132 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
7133 gate_rtl_unrool_and_peel_loops): New.
7134 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
7135 rtl_doloop): Do not look at flags.
7136 * mode-switching.c (pass_mode_switching): Add dump.
7137 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
7138 pass_split_before_regstack): Add dump.
7139 * regmove.c (pass_stack_adjustments): Add dump.
7140 * tree-optimize.c (pass_fixup_cfg): Add dump.
7142 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7145 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
7146 deciding which instruction sequence to use.
7148 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
7150 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
7151 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
7153 2005-08-09 Richard Guenther <rguenther@suse.de>
7155 * c-common.c (builtin_function_2): Remove.
7156 (def_builtin_1): New function.
7157 (c_common_nodes_and_builtins): Use def_builtin_1 to
7158 build builtin functions.
7160 2005-08-09 Jie Zhang <jie.zhang@analog.com>
7162 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
7163 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7164 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
7167 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7169 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
7170 fold_binary instead of fold_build2 since we don't care about the
7172 (loop_niter_by_eval): Likewise.
7173 (compare_trees): Likewise.
7174 (proved_non_wrapping_p): Likewise.
7176 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7180 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
7181 if the if is really empty.
7183 2005-08-09 Steven Bosscher <stevenb@suse.de>
7185 PR tree-optimization/23234
7186 * tree-ssa-math-opts.c (place_reciprocal): New enum.
7187 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
7188 argument of the new enum.
7189 (execute_cse_reciprocals): Add reciprocals for function arguments
7190 on the unique successor edge of the entry block. Update other calls
7191 to execute_cse_reciprocals_1.
7193 2005-08-08 Richard Henderson <rth@redhat.com>
7196 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
7198 2005-08-08 Bob Wilson <bob.wilson@acm.org>
7200 * expr.c (write_complex_part): Return after handling MEM.
7202 2005-08-08 Josh Conner <jconner@apple.com>
7204 PR rtl-optimization/23241
7205 * combine.c (simplify_comparison): Fix error in determining
7206 whether to lift a subreg from comparison.
7208 2005-08-08 David Edelsohn <edelsohn@gnu.org>
7211 * config/rs6000/altivec.md (vec_init<mode>): New.
7212 (vec_set<mode>): New.
7213 (vec_extract<mode>): New.
7214 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
7215 (rs6000_expand_vector_set): New.
7216 (rs6000_expand_vector_extract): New.
7217 (rs6000_legitimate_offset_address_p): Offset addresses are valid
7218 for Altivec modes before reload.
7219 (altivec_expand_vec_init_builtin): New.
7220 (get_element_number): New.
7221 (altivec_expand_vec_set_builtin): New.
7222 (altivec_expand_vec_ext_builtin): New.
7223 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
7225 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
7227 * config/rs6000/rs6000.h (rs6000_builtins): Add
7228 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
7229 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
7230 * config/rs6000/rs6000-protos.h: Declare new functions.
7232 2005-08-08 Jan Hubicka <jh@suse.cz>
7234 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
7235 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
7236 * i386.md (movdi*): Use pic_32bit_operand.
7237 * predicates.md (pic_32bit_operand): New.
7239 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
7242 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
7244 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
7246 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
7247 (test_for_singularity): Use fold_build2.
7249 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7251 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
7253 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
7255 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
7256 (COMMON_ASM_OP) Define.
7257 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
7258 (ix86_encode_section_info): Likewise.
7259 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
7260 SUBTARGET_ENCODE_SECTION_INFO.
7262 2005-08-06 Richard Henderson <rth@redhat.com>
7265 * tree-nested.c (convert_local_reference): Save and restore val_only
7266 around component_ref and friends. Clear walk_subtrees by default.
7268 2005-08-06 Peter O'Gorman <peter@pogma.com>
7271 * gcc.c (process_command): Check the argument to -b has a dash.
7272 * doc/invoke.texi: Update -b and -V docs.
7274 2005-08-06 James E Wilson <wilson@specifix.com>
7276 * config/mips/cross64.h, config/mips/t-cross64: Delete.
7278 2005-08-06 Michael Matz <matz@suse.de>
7280 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
7281 member only if only one insn is associated with the value.
7283 2005-08-06 Nick Clifton <nickc@redhat.com>
7285 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
7287 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
7288 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
7289 Check symbol flags instead of symbol name mangling.
7290 (xstormy16_asm_output_aligned_common): Likewise. Also
7291 simplify code since the bss100_section cass is the only case
7292 where the below100 code will be triggered.
7293 (xstormy16_encode_section_info): Encode below100 attribute
7294 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
7296 (xstormy16_strip_name_encoding): Delete - this function is no
7298 (TARGET_STRIP_NAME_ENCODING): Undefine.
7299 * config/stormy16/stormy16-protos.h: Delete prototype for
7300 xstormy16_strip_name_encoding.
7302 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
7304 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
7305 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
7306 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
7307 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
7308 config/alpha/predicates.md, config/arc/arc.h,
7309 config/arm/arm.h, config/arm/ieee754-df.S,
7310 config/arm/ieee754-sf.S, config/bfin/bfin.c,
7311 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
7312 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
7313 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
7314 config/m68hc11/m68hc11.h, config/mips/mips.c,
7315 config/mips/mips.h, config/mips/openbsd.h,
7316 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
7317 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
7318 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7319 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7320 config/sparc/linux.h, config/sparc/linux64.h,
7321 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
7322 doc/extend.texi, doc/gcov.texi, doc/install.texi,
7323 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
7324 typos. Follow spelling conventions.
7326 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
7329 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
7330 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
7331 specially. Check for side effects only for COND_EXPR.
7332 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
7333 return with TREE_NO_WARNING.
7335 2005-08-06 Richard Sandiford <richard@codesourcery.com>
7337 PR rtl-optimization/23233
7338 * loop.c (combine_movables): Require the modes to be the same.
7339 (move_movables): Remove handling of cases where the replacement
7340 had a different mode to the original.
7342 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
7344 PR tree-optimization/23128
7345 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
7346 subtraction wrap, and set TREE_OVERFLOW if they do.
7348 2005-08-05 Richard Henderson <rth@redhat.com>
7351 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
7352 FORCED_LABEL labels.
7354 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
7357 * reload.c (find_reloads_subreg_address): Pass down TYPE
7358 unchanged. Change all callers except find_reloads_toplev.
7360 2005-08-05 Michael Matz <matz@suse.de>
7362 * genattrtab.c (current_alternative_string): Remove.
7363 (SIMPLIFY_ALTERNATIVE): Ditto.
7364 (attr_alt_bit_p): Ditto.
7365 (alternative_name): Make const char *.
7366 (evaluate_eq_attr): Remove use of above things.
7367 (simplify_test_exp): Ditto.
7368 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
7369 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
7371 2005-08-04 James E Wilson <wilson@specifix.com>
7373 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
7374 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
7375 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
7376 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
7377 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
7379 2005-08-04 Richard Henderson <rth@redhat.com>
7382 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
7383 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
7384 * tree-sra.c (decide_block_copy): Use it. Disable element copy
7385 if we'd have to instantiate too many members.
7387 2005-08-04 Richard Henderson <rth@redhat.com>
7390 * tree-outof-ssa.c (coalesce_asm_operands): New.
7391 (coalesce_ssa_name): Use it. Split out ...
7392 (coalesce_phi_operands, coalesce_result_decls): ... these.
7394 2005-08-04 Paul Brook <paul@codesourcery.com>
7396 * read-rtl.c (read_quoted_string): Break if EOF.
7398 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
7400 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
7401 (fold_build2): Likewise.
7402 (fold_build3): Likewise.
7403 (fold_build1_stat): New function prototype.
7404 (fold_build2_stat): Likewise.
7405 (fold_build3_stat): Likewise.
7406 * fold-const.c (fold_build1): Rename to ..
7407 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7408 through to build1_stat.
7409 (fold_build2): Rename to ..
7410 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7411 through to build2_stat.
7412 (fold_build3): Rename to ..
7413 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7414 through to build3_stat.
7416 2005-08-04 David Edelsohn <edelsohn@gnu.org>
7417 Ian Lance Taylor <ian@airs.com>
7419 * function.c (assign_stack_local_1): Do not correct stack slot
7420 address if allocation size is smaller than mode size.
7422 2005-08-04 Diego Novillo <dnovillo@redhat.com>
7425 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
7426 (tree_merge_blocks): Propagate anything allowed by
7428 Clarify documentation.
7429 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
7430 SSA form, schedule an update if necessary.
7432 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
7434 * doc/install.texi (Binaries): Remove broken link to
7435 Sinix/Reliant Unix binaries.
7437 2005-08-03 Richard Henderson <rth@redhat.com>
7440 * function.c (stack_protect_epilogue): Export.
7441 * tree.h (stack_protect_epilogue): Declare.
7442 * calls.c (expand_call): Call it.
7444 2005-08-03 Eric Christopher <echristo@apple.com>
7446 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
7447 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
7450 2005-08-04 Jan Hubicka <jh@suse.cz>
7452 * profile.c (branch_prob): Split edges with goto locus on them
7453 to get proper line counts.
7454 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
7456 2005-08-03 Paul Brook <paul@codesourcery.com>
7458 * function.c (assign_parms): Round current_function_args_size
7459 to PARM_BOUNDARY, not STACK_BOUNDARY.
7461 2005-08-03 Geoffrey Keating <geoffk@apple.com>
7463 * config/i386/i386.c (x86_elf_aligned_common)
7464 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
7466 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
7468 PR tree-optimization/23157
7469 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
7470 before emitting them.
7472 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7474 PR tree-optimization/19899
7475 * Makefile.in (tree-scalar-evolution.o): Add real.h.
7476 * tree-scalar-evolution.c: Include real.h.
7477 (add_to_evolution): Build constant -1 of correct type.
7479 2005-08-03 Jan Hubicka <jh@suse.cz>
7481 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
7482 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
7483 profile updating for complette unrolling.
7484 * loop-unroll.c (peel_loop_completely): Use it.
7485 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
7486 (tree_unroll_loops_completely): Disable code growing unrolling of cold
7489 2005-08-03 Paul Brook <paul@codesourcery.com>
7491 * combine.c (can_change_dest_mode): New function.
7492 (try_combine, simplify_set): Use it.
7494 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
7496 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
7499 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
7501 * doc/install.texi (Specific): Adjust link to openavr.org.
7502 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
7503 (Binaries): Adjust HP-UX Porting Center link.
7504 (Binaries): Adjust Free Software Foundation ordering link.
7506 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
7508 * convert.c (convert_to_integer): Use fold_build1 instead of
7509 build1 when converting an integer to an integer.
7511 2005-08-02 Richard Henderson <rth@redhat.com>
7513 * combine.c (combine_instructions): Don't use reg_equal/equiv
7514 results if the mode doesn't match.
7516 2005-08-02 Mark Mitchell <mark@codesourcery.com>
7518 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
7519 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
7521 2005-08-02 Richard Henderson <rth@redhat.com>
7524 * explow.c (memory_address): Remove special-case for
7525 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
7527 2005-08-02 Diego Novillo <dnovillo@redhat.com>
7530 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
7531 number of calls to cleanup_tree_cfg_1.
7533 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
7535 * doc/invoke.texi: document file extensions .F90 and .F95
7537 2005-08-02 Richard Guenther <rguenther@suse.de>
7539 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
7540 positive if its first argument is positive.
7542 2005-08-02 Richard Guenther <rguenther@suse.de>
7544 PR tree-optimization/23177
7545 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
7548 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
7550 PR tree-optimization/23129
7551 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
7552 varying for divisions with anti-ranges.
7554 2005-08-02 Jan Hubicka <jh@suse.cz>
7556 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
7557 * tree-ssa-threadupdate.c (thread_block): Add it here.
7559 2005-08-01 James E Wilson <wilson@specifix.com>
7561 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
7562 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
7563 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
7565 * config/mips/predicates.md (const_call_insn_operand): Add check for
7566 SYMBOL_REF_LONG_CALL_P.
7567 * doc/extend.texi (long_call): Document the new attribute.
7569 2005-08-01 Ian Lance Taylor <ian@airs.com>
7570 Richard Henderson <rth@redhat.com>
7572 * Makefile.in (RTL_BASE_H): Add real.h.
7573 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
7575 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
7577 * rtl.c (rtl_check_failed_code_mode): New.
7578 * rtl.h (struct rtx_def): Add u.rv.
7579 (XCMWINT, XCNMPRV): New.
7580 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
7581 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
7583 2005-08-01 Richard Henderson <rth@redhat.com>
7585 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
7586 with auto-inc codes.
7588 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
7590 2005-08-01 Jan Hubicka <jh@suse.cz>
7592 * i386-protos.h (asm_preferred_eh_data_format): Declare.
7593 * i386.c: Include dwarf2.h
7594 (asm_preferred_eh_data_format): New.
7595 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
7597 2005-08-01 Ian Lance Taylor <ian@airs.com>
7599 * config/host-linux.c (linux_gt_pch_get_address): Add new name
7600 randomize_va_space for virtual address randomization control.
7602 2005-08-01 Steven Bosscher <stevenb@suse.de>
7604 * common.opt (flag_ipa_cp): Put in right place to maintain
7607 2005-08-01 Jan Hubicka <jh@suse.cz>
7609 * profile.c (compute_value_histograms): Fix thinko.
7610 * value-prof.c: Include toplev.h
7611 (check_counter): New function.
7612 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7613 tree_mod_subtract_transform): Add sanity check.
7615 2005-08-01 Richard Guenther <rguenther@suse.de>
7617 PR tree-optimization/23133
7618 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
7619 current functions parameter decls to find defs to cse
7622 2005-08-01 Richard Guenther <rguenther@suse.de>
7624 PR tree-optimization/23109
7625 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
7626 If trapping math is in effect, use post-dominator information
7627 to check if we'd in any case reach a trapping point before
7628 doing the reciprocal insertion.
7629 (execute_cse_reciprocals): Compute post-dominators, if necessary.
7630 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
7631 expressions are invariant only if trapping math is not in effect.
7633 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
7635 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
7636 cgraph_function_versioning): New declarations.
7637 * cgraphunit.c: Add include to ipa-prop.h.
7638 (update_call_expr, cgraph_copy_node_for_versioning,
7639 cgraph_function_versioning): New functions.
7640 * integrate.c (copy_decl_for_inlining): Remove.
7641 * ipa-prop.h (ipa_replace_map): New struct.
7642 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
7643 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
7644 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
7645 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
7646 ipcp_iterate_stage, ipcp_method_scale_print,
7647 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
7648 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
7649 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
7650 ipcp_update_bb_counts, ipcp_update_profiling,
7651 ipcp_update_edges_counts): New functions.
7652 (ipcp_method_cval_init): Remove restriction regarding local methods.
7653 (ipcp_init_stage): Add ipcp_method_compute_scale.
7654 (ipcp_insert_stage): Add versioning.
7655 (ipcp_structures_print): Add ipcp_method_scale_print.
7656 (ipcp_driver): Dump profiling info.
7657 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
7658 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
7659 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
7660 (struct inline_data): Add versioning_p, ipa_info, new fields.
7661 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
7662 declare_return_variable): Replace calls to copy_decl_for_inlining with
7664 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
7666 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
7667 Add argument VERSIONING.
7668 (copy_arguments_for_versioning, copy_static_chain,
7669 function_versionable_p, tree_versionable_function_p,
7670 tree_function_versioning, replace_ref_tree): New functions.
7671 * tree-inline.h: Include varray.h.
7672 (tree_versionable_function_p, tree_function_versioning,
7673 tree copy_decl_for_dup): New declarations.
7675 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
7677 * ipa-cp.c: New file. Contains IPCP specific functionality.
7678 * ipa-prop.h: New file. Contains structures/definitions that can be
7679 used by several interprocedural data flow optimizations (and also IPCP).
7680 * ipa-prop.c: New file.
7681 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
7682 * common.opt: Add ipa-cp flag.
7683 * timevar.def: Add IPCP optimization.
7684 * tree-optimize.c (init_tree_optimization_passes): Schedule
7686 * tree-pass.h (pass_ipa_cp): Declare.
7688 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
7690 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
7691 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
7692 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
7693 config/i386/i386.c, config/mips/mips.h,
7694 config/rs6000/rs6000.h, config/sh/sh.c,
7695 config/stormy16/stormy16.c: Fix comment typos.
7697 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
7700 * c-typeck.c (build_binary_op): Use common_type wrapper on
7702 (common_type): Update comment.
7704 2005-07-31 Steven Bosscher <stevenb@suse.de>
7707 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
7708 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
7709 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
7711 2005-07-31 Jan Hubicka <jh@suse.cz>
7713 * pretty-print.h (pp_widest_integer): New macro.
7714 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
7717 2005-07-31 Jan Hubicka <jh@suse.cz>
7719 * output.h (enum section_category): Export from varasm.c
7720 (categorize_decl_for_section): Likewise.
7721 * varasm.c (enum section_category): Kill.
7722 (categorize_decl_for_section): Make global.
7723 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
7725 * i386.c (ix86_section_threshold): New static variable.
7726 (ix86_in_large_data_p, ix86_encode_section_info,
7727 x86_64_elf_unique_section,
7728 x86_64_elf_select_section): New functions.
7729 (TARGET_ENCODE_SECTION_INFO): Define
7730 (override_options): Enable medium model for PIC.
7731 (ix86_expand_prologue): Expand gen_set_got_rex64.
7732 (legitimate_constant_p): Handle new UNSPECs.
7733 (legitimate_pic_address_disp_p): Likewise.
7734 (legitimize_pic_address): Lower MEDIUM model addressing.
7735 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
7736 (enum cmodel): Add MEDIUM_PIC.
7737 (SYMBOL_REF_FAR_ADDR_P): New macro.
7738 (SYMBOL_FLAG_FAR_ADDR): New flag.
7739 * i386.md (movdi): Support medium model.
7740 (set_got_rex64): New pattern.
7741 * i386.opt (mlarge-data-threshold): New flag.
7742 * predicates.md (zext_operand/sext_operand): Deal with medium model.
7743 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
7744 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
7745 TARGET_ASM_UNIQUE_SECTION): New.
7747 * invoke.texi (-mlarge_data_threshold): Document
7749 2005-07-31 Jan Hubicka <jh@suse.cz>
7751 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
7752 (coalesce_vars): Likewise.
7753 * tree-ssa-live.c (coalesce_cost): New.
7754 (build_tree_conflict_graph): Use coalesce_cost.
7755 * tree-ssa-live.h (coalesce_cost): Declare.
7757 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
7759 * arm.md (all peepholes for post-increment operations): Delete.
7760 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
7761 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
7762 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
7763 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
7764 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
7766 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
7768 * fold-const.c (tree_expr_nonnegative_p): Always return true for
7771 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
7774 * doc/invoke.texi: Document -rdynamic.
7776 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
7779 * c-parser.c (c_parser_parms_list_declarator): Call
7780 mark_forward_parm_decls.
7781 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
7782 decls with visibility structure.
7784 2005-07-30 Paul Brook <paul@codesourcery.com>
7786 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
7788 2005-07-30 Paul Brook <paul@codesourcery.com>
7790 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
7792 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
7794 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
7796 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7799 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
7800 nested function declarators.
7801 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
7802 (grokparms): Call warn_if_shadowing for parameters used within the
7804 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
7805 not used within the parameter list.
7806 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
7808 2005-07-30 Jan Hubicka <jh@suse.cz>
7810 * expr.c (expand_expr_real_1): Do not load mem targets into register.
7811 * i386.c (ix86_fixup_binary_operands): Likewise.
7812 (ix86_expand_unary_operator): Likewise.
7813 (ix86_expand_fp_absneg_operator): Likewise.
7814 * optabs.c (expand_vec_cond_expr): Validate dest.
7816 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7819 * real.c (real_from_string): Also set last bit if there is a
7820 nonzero hex digit beyond GCC's internal precision after ".".
7822 2005-07-29 David Edelsohn <edelsohn@gnu.org>
7824 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
7825 define_constants. Change duplicate values to unassigned numbers.
7826 Change UNSPEC_SUBS to UNSPEC_VSUBS.
7827 (*altivec_vspltsf): New.
7828 (altivec_vperm_v4sf): Delete.
7829 (altivec_vperm_<mode>): Use mode macro V.
7830 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
7831 (altivec_predicate_v4sf): Delete.
7832 (altivec_predicate_<mode>): Use mode macro V.
7833 (*altivec_lvesfx): New.
7834 (*altivec_stvesfx): New.
7835 (vec_realign_load_v4sf): Delete.
7836 (vec_realign_load_<mode>): Use mode macro V.
7837 * config/rs6000/rs6000.c (generate_set_vrsave): Use
7840 2005-07-29 Mark Mitchell <mark@codesourcery.com>
7843 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
7845 * configure: Regenerated.
7847 2005-07-29 Paul Brook <paul@codesourcery.com>
7849 * doc/install.texi: Add link to GFortran binaries wiki page.
7851 2005-07-29 David Ung <davidu@mips.com>
7853 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
7854 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
7855 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
7856 * config/mips/mips.md (cpu): Add 5kf name.
7857 (includes): Includes 5k.md.
7858 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
7859 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
7862 2005-07-29 Diego Novillo <dnovillo@redhat.com>
7865 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
7866 (cleanup_tree_cfg): ... here.
7867 Call cleanup_tree_cfg_1 until there are no more cleanups to
7870 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
7872 * tree-vrp.c (compare_range_with_value): Return true or false
7873 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
7874 EQ_EXPR respectively.
7876 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
7878 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
7881 2005-07-29 Diego Novillo <dnovillo@redhat.com>
7883 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
7884 (tree_ssa_dominator_optimize): Increment it.
7885 (dump_dominator_optimization_stats): Print it.
7887 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
7888 Steven Bosscher <stevenb@suse.de>
7890 PR rtl-optimization/23117
7891 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
7892 when head == tail. Tidy comment.
7894 2005-07-28 Richard Henderson <rth@redhat.com>
7896 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
7897 * cselib.c (rtx_equal_for_cselib_p): Likewise.
7898 * jump.c (rtx_renumbered_equal_p): Likewise.
7899 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
7900 CONST_INT and CONST_DOUBLE.
7901 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
7902 * reload.c (operands_match_p): Special case CONST_INT and
7903 CONST_DOUBLE; check mode earlier.
7905 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7908 * c-typeck.c (convert_for_assignment): Do not check
7909 DECL_IN_SYSTEM_HEADER on NULL fundecl.
7911 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7914 * c-typeck.c (composite_type): Prefer constant size arrays to
7917 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
7920 * real.c (real_from_string): Set last bit if there is a nonzero
7921 hex digit beyond GCC's internal precision.
7923 2005-07-28 Richard Henderson <rth@redhat.com>
7926 * cfgcleanup.c (try_forward_edges): Watch out for end of
7929 2005-07-28 James E Wilson <wilson@specifixinc.com>
7932 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
7934 2005-07-28 Jan Hubicka <jh@suse.cz>
7936 * Makefile.in (rtl-profile.o): Kill all traces of it.
7937 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
7938 * coverage.h (rtl_coverage_counter_ref): Kill.
7939 * opts.c (flag_speculative_prefetching_set): Kill.
7940 (flag_loop_optimize_set): New.
7941 (common_handle_option): Disable loop optimizer when profiling;
7942 do not handle speculative prefetching.
7943 * passes.c (init_optimization_passes): Replace pass_profiling combo
7944 by branch_prob pass.
7945 * profile.c (compute_value_histograms): Update for simplified value
7947 (rtl_register_profile_hooks): Kill.
7948 (pass_profiling): Kill.
7949 (rest_of_handle_branch_prob): Do not profile.
7950 * toplev.c (process_options): Remove speculative prefetching.
7951 * toplev.h (flag_tree_based_profiling): Kill.
7952 * tree-profile.c (prepare_instrumented_value,
7953 tree_gen_interval_profiler, tree_gen_pow2_profiler,
7954 tree_gen_one_value_profiler, do_tree_profiling): Update for
7955 simplified datastructures.
7956 * value-prof.c: Add comment that speculative prefetching was dropped;
7957 update rest of file for simplified datastructures.
7958 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
7959 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
7960 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
7961 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
7962 rtl_mod_subtract, gen_speculative_prefetch,
7963 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
7964 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
7965 (gate_handle_value_profile_transformations,
7966 rest_of_handle_value_profile_transformations,
7967 pass_value_profile_transformations): Kill.
7968 * value-prof.h (histogram_value_t): Remove IL based unions.
7969 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
7970 rtl_profile_hooks): Remove hooks.
7972 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
7974 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
7975 (cgraph_clone_node): Likewise.
7976 * cgraph.h (cgraph_clone_edge): Update prototype.
7977 (cgraph_clone_node): Likewise.
7978 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
7980 (lookup_recursive_calls): Consider profile.
7981 (cgraph_decide_recursive_inlining): Fix updating; use new
7982 probability argument; use profile.
7983 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
7984 * tree-inline.c (copy_bb): Update clal of clone_edge.
7985 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
7987 * invoke.texi (min-inline-recursive-probability): Document.
7989 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
7991 * doc/install.texi (Configuration): Update Valgrind homepage.
7993 2005-07-28 Richard Henderson <rth@redhat.com>
7996 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
7997 labels we want to delete.
7998 (cfg_layout_merge_blocks): Likewise.
8000 2005-07-28 Richard Henderson <rth@redhat.com>
8003 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
8004 when expanding to nothing.
8006 2005-07-28 Josh Conner <jconner@apple.com>
8008 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
8009 (cgraph_decide_inlining_of_small_functions): Likewise.
8011 2005-07-28 Josh Conner <jconner@apple.com>
8013 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
8014 direction of badness if negative.
8015 (cgraph_default_inline_p): Add reason to parameters, and assign it
8017 (cgraph_decide_inlining_of_small_functions): New parameter in call
8018 to cgraph_default_inline_p.
8019 (cgraph_decide_inlining_incrementally): Likewise.
8020 * cgraphunit.c (decide_is_function_needed): Likewise.
8021 * cgraph.h (cgraph_default_inline_p): Likewise.
8023 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8025 * builtins.c: Fix comment typo(s).
8026 * genautomata.c: Likewise.
8027 * gimplify.c: Likewise.
8028 * tree-dfa.c: Likewise.
8029 * tree-flow-inline.h: Likewise.
8030 * tree-into-ssa.c: Likewise.
8031 * tree-ssa-alias.c: Likewise.
8032 * tree-ssa-ccp.c: Likewise.
8033 * tree-ssa-copy.c: Likewise.
8034 * tree-ssa-dce.c: Likewise.
8035 * tree-ssa-dom.c: Likewise.
8036 * tree-ssa-operands.c: Likewise.
8037 * tree-tailcall.c: Likewise.
8038 * tree-vectorizer.c: Likewise.
8039 * tree-vrp.c: Likewise.
8042 2005-07-28 Jeff Law <law@redhat.com>
8044 * tree-vrp.c (test_for_singularity): Extracted from ...
8045 (simplify_cond_using_ranges): Attempt to simplify a relational
8046 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
8048 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
8050 PR tree-optimization/22506
8051 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
8052 phis whose argument is constant.
8054 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
8056 PR rtl-optimization/18992
8057 Back out this patch:
8058 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8059 PR optimization/12142
8060 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
8061 uses of the register in the SET_SRC. Remove unnecessary argument.
8063 Replace it with this:
8064 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
8065 if flag_non_call_exceptions is set and the insn may trap, pass
8066 pc_rtx as dest for recursion.
8067 In SET_SRC part of SET case, if dest is already set, pass it down
8070 2005-07-28 Jan Hubicka <jh@suse.cz>
8072 * cfg.c (update_bb_profile_for_threading): Use RDIV.
8073 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
8074 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
8076 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
8077 profile when available.
8079 2005-07-28 Jan Beulich <jbeulich@novell.com>
8081 * config/ia64/ia64.c (ia64_load_pair_ok): New.
8082 (ia64_print_operand): Describe and handle 'X'.
8083 (ia64_register_move_cost): Also handle FP_REGS.
8084 (ia64_preferred_reload_class): Likewise.
8085 (ia64_secondary_reload_class): Likewise.
8086 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
8087 it. Also check for ITANIUM_CLASS_FLDP.
8088 * config/ia64/ia64.h (FP_REGNO_P): New.
8089 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
8090 (reg_class): Add FP_REGS.
8091 (REG_CLASS_NAMES): Adjust for it.
8092 (REG_CLASS_CONTENTS): Likewise.
8093 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
8094 (REG_CLASS_FROM_LETTER): Handle 'x'.
8095 (CLASS_MAX_NREGS): Handle FP_REGS.
8096 (MEMORY_MOVE_COST): Likewise.
8097 * config/ia64/ia64.md (itanium_class): Add fldp.
8098 (type): Handle fldp.
8099 (movti_internal): More allowable operand combinations. Use ldfp8 when
8100 splitting unnecessary. Remove predicable attribute. Adjust
8101 itanium_class attribute.
8102 (smuldi3_highpart): Remove outdated comment.
8103 (mulditi3, umulditi3, rotlti3): New expanders.
8104 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
8105 (absti2): Disabled new insn for future reference.
8106 Respective new splitters.
8107 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
8108 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
8109 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
8111 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
8113 PR rtl-optimization/23047
8114 * simplify-rtx.c (simplify_const_relational_operation): Respect
8115 flag_wrapv for comparisons with ABS.
8117 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
8119 PR tree-optimization/22493
8120 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
8121 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
8123 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
8125 * config/frv/frv.opt (moptimize-membar): New.
8127 * doc/invoke.texi: Document -moptimize-membar and its inverse.
8129 * config/frv/frv.h: Remove machine_function definition.
8131 * config/frv/frv.c (struct frv_io): New.
8132 (struct machine_function): Moved from frv.h. Add has_membar_p.
8133 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
8134 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
8135 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
8136 (frv_optimize_membar_global, frv_optimize_membar): New functions.
8137 (frv_reorg): Call frv_optimize_membar when appropriate.
8138 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
8139 (frv_expand_builtin): Adjust calls accordingly.
8140 (frv_io_address_cookie): New function.
8141 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
8142 load or store rather than a special insn. Add ccnstant address and
8143 io-type operands to the membar.
8144 (frv_ifcvt_modify_tests): Unsign regno.
8145 (frv_ifcvt_modify_tests): Same.
8147 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
8148 UNSPEC_OPTIONAL_MEMBAR constant.
8149 (builtin_read_<mode>): Delete.
8150 (builtin_write_<mode>): Delete.
8151 ("optional_membar_<mode>"): Add operand.
8153 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
8154 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
8155 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
8156 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
8157 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
8158 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
8159 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
8160 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
8161 * testsuite/gcc.target/frv/all-read-write-1.c: New.
8163 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
8165 * df.c (df_uses_record): Handle SCRATCH.
8167 2005-07-28 Steven Bosscher <stevenb@suse.de>
8170 * passes.c (rest_of_decl_compilation): If decl is a type and
8171 we have encountered errors, don't emit debug information.
8173 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
8175 * params.def: Fixed comment.
8177 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
8180 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
8181 (TARGET_ASM_UNALIGNED_HI_OP): Add.
8182 (TARGET_ASM_UNALIGNED_SI_OP): Add.
8184 2005-07-27 Steven Bosscher <stevenb@suse.de>
8187 * varasm.c (assemble_start_function): Don't do anything that may
8188 require a CFG if the current function is a thunk.
8190 2005-07-25 Geoffrey Keating <geoffk@apple.com>
8192 * doc/install.texi (Prerequisites): Mention that perl is needed
8193 to do export control in libstdc++ targetting Darwin.
8195 2005-07-27 Steven Bosscher <stevenb@suse.de>
8197 PR rtl-optimization/17808
8198 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
8199 (sched_insns_conditions_mutex_p): Split out from...
8200 (add_dependence): ...here. But don't call it from here.
8201 (add_dependence_list): Check sched_insns_conditions_mutex_p
8202 before calling add_dependence.
8203 (add_dependence_list_and_free): Likewise.
8204 (fixup_sched_groups): Likewise.
8205 (sched_analyze_1): Likewise.
8206 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
8207 (sched_analyze): Likewise.
8208 (sched_analyze_insn): Likewise.
8209 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8210 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
8211 dependencies on all COND_EXEC insns to jumps ending basic blocks
8212 when doing intrablock scheduling.
8213 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
8215 2005-07-27 Jeff Law <law@redhat.com>
8217 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
8218 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
8219 equivalency sets, correctly handle the case were vr0 has an
8220 equivalency set, but vr1 does not.
8222 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
8224 PR tree-optimization/23073
8225 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
8226 vect_print_dump_info before fprintf.
8228 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8230 PR tree-optimize/22348
8231 * tree-ssa-loop-niter.c (number_of_iterations_cond):
8232 Fold the partial computation.
8234 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8236 PR tree-optimization/22325
8237 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
8239 * tree-scalar-evolution.c (scev_const_prop): Add generic final
8241 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
8242 (force_var_cost): ... this function.
8243 (compute_phi_arg_on_exit): Export.
8245 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8247 PR tree-optimization/20773
8248 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
8251 2005-07-27 Richard Guenther <rguenther@suse.de>
8253 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
8254 Avoid pushing again if current struct contains only
8255 fields we decomposed.
8257 2005-07-27 Jan Hubicka <jh@suse.cz>
8259 PR tree-optimization/22574
8260 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
8263 * tree-tailcall.c (decrease_profile): New function.
8264 (eliminate_tail_call): Use it.
8266 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
8267 visibility flags correctly in whole program mode.
8269 2005-07-26 Steve Ellcey <sje@cup.hp.com>
8271 PR rtl-optimization/22472
8272 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
8274 2005-07-26 Steven Bosscher <stevenb@suse.de>
8276 PR tree-optimization/22504
8277 * tree-complex.c (expand_complex_addition): Use 'code' instead
8278 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
8280 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8282 * config.gcc (cpu_type): Add frv case.
8283 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
8284 (supported_defaults): Add fr550 case.
8286 2005-07-26 Diego Novillo <dnovillo@redhat.com>
8289 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
8290 whether a pointer of type T * may point to objects of type T *.
8292 2005-07-26 DJ Delorie <dj@redhat.com>
8294 * configure: Regenerate.
8296 2005-07-26 Dale Johannesen <dalej@apple.com>
8298 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
8300 2005-07-26 Mark Mitchell <mark@codesourcery.com>
8302 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
8303 Clarify use of "build" in name.
8305 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8307 * doc/extend.texi (Raw read/write Functions): New section.
8308 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
8309 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
8310 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
8311 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
8312 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
8313 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
8314 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
8315 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
8316 * config/frv/frv.c: Add bdesc_loads global.
8317 Add bdesc_stores global.
8318 (frv_init_builtins): Add support for __builtin_{read/write}*.
8319 (frv_volatile_memref): New.
8320 (frv_expand_load_builtin): New.
8321 (frv_expand_store_builtin): New.
8322 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
8323 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
8324 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
8325 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
8326 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
8327 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
8328 (builtin_read_<mode>): New.
8329 (builtin_write_<mode>): New.
8330 (builtin_write64): New.
8331 (optional_membar_<mode>): New.
8333 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
8335 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
8336 (rather than units) against HOST_BITS_PER_WIDE_INT.
8338 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
8340 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
8341 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
8342 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
8343 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
8346 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
8347 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
8348 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
8350 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
8352 2005-07-26 Richard Guenther <rguenther@suse.de>
8354 PR tree-optimization/22486
8355 * fold-const.c (fold_unary): Fold away useless component
8356 references of the form (T *)&T.x, if the address
8359 2005-07-25 James E Wilson <wilson@specifixinc.com>
8361 * dwarf2out.c (add_call_src_coords_attributes): New.
8362 (gen_inlined_subroutine_die): Call it.
8363 (maybe_emit_file, init_file_table): Add comments.
8364 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
8366 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
8367 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
8368 * tree.h (BLOCK_SOURCE_LOCATION): New.
8369 (struct tree_block): New field locus.
8371 2005-07-26 Andreas Schwab <schwab@suse.de>
8373 PR rtl-optimization/23043
8374 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
8375 when allocating a struct unoccr.
8377 2005-07-25 Richard Henderson <rth@redhat.com>
8380 * tree-complex.c (gate_no_optimization): True if errors.
8381 * Makefile.in (tree-complex.o): Update dependencies.
8383 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
8385 * config/frv/predicates.md (integer_register_operand): Use
8388 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8391 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
8393 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
8395 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8397 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
8398 types when flag_unsafe_math_optimizations is true.
8400 2005-07-25 Mark Mitchell <mark@codesourcery.com>
8402 * gcc.c (option_map): Add --sysroot.
8403 (process_command): Handle --sysroot.
8404 (display_help): Document it.
8405 * doc/cppopts.tex (-isysroot): Document.
8406 * doc/invoke.texi (--sysroot): Document.
8407 * doc/install.texi (--with-build-sysroot): Document.
8409 * Makefile.in (inhibit_libc): New variable.
8410 (INHIBIT_LIBC_CFLAGS): Likewise.
8411 (LIBGCC2_CFLAGS): Include
8412 $(INHIBIT_LIBC_CFLAGS).
8413 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
8414 ($(T)crtbegin.o): Do not use @inhibit_libc@.
8415 ($(T)crtend.o): Likewise.
8416 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
8417 ($(T)crtendS.o): Likewise.
8418 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
8419 ($(T)crtendT.o): Likewise.
8420 (stmp-fixinc): Do not complain about missing headers if
8422 * configure.ac (inhibit_libc): Set it to true/false.
8423 (--with-build-sysroot): New option. Use it to set
8425 * configure: Regenerated.
8427 2005-07-25 Manfred Hollstein <mh@suse.com>
8429 * calls.c (store_one_arg): Fix unsigned comparison warning.
8431 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8434 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
8435 (ggc_print_statistics): Initialize variable before use.
8437 2005-07-25 Richard Guenther <rguenther@suse.de>
8439 * tree-dfa.c (mark_new_vars_to_rename): Protect against
8440 calling with a PHI_NODE argument.
8442 * tree-flow-inline.h (overlap_subvar): Protect against
8445 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
8447 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
8448 * configure: Regenerate.
8450 2005-07-25 Ira Rosen <irar@il.ibm.com>
8452 * expr.c (highest_pow2_factor): Make extern.
8453 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
8454 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
8455 record_array_differ_p, array_ptr_differ_p): Likewise.
8456 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
8457 additional cases. Call the above functions.
8458 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
8459 base_object_differ_p when there are two base objects. Otherwise, compare
8460 base address and offset. Call may_alias_p.
8461 (dump_data_reference): Use a correct field name.
8462 (analyze_array): Make static. Initialize new data-ref fields.
8463 (analyze_indirect_ref): New function.
8464 (init_data_ref): Initialize new data-ref fields.
8465 (strip_conversion): Moved from tree-vect-analyze.c.
8466 (analyze_offset_expr, get_ptr_offset, address_analysis,
8467 object_analysis): Likewise.
8468 (analyze_offset): New function.
8469 (create_data_ref): Likewise.
8470 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
8471 dimensions for ARRAY_REFs only.
8472 (build_classic_dist_vector): Make static.
8473 (access_functions_are_affine_or_constant_p): Call macro to get the
8474 address of access functions.
8475 (compute_all_dependences): Add new parameter
8476 compute_self_and_read_read_dependences. Compute self and read-read
8477 dependences if it is true.
8478 (find_data_references_in_loop): Call create_data_ref. Initialize new
8480 (compute_data_dependences_for_loop): Add new parameter
8481 compute_self_and_read_read_dependences. Remove parameter nb_loops,
8482 compute nb_loops. Call compute_all_dependences,
8483 build_classic_dist_vector and build_classic_dir_vector with correct
8485 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
8486 with correct parameters. Compare dimensions for ARRAY_REFs only.
8487 (free_data_refs): Call macro to free access functions.
8488 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
8489 fields from stmt_vinfo.
8490 (struct base_object_info): New structure.
8491 (struct data_reference): Move fields to base_object_info. Add fields
8492 first_location and object_info for above structures. Move fields from
8493 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
8494 aligned_to. Add macros to access the new fields.
8495 Update functions declarations.
8496 * tree-flow.h (is_aliased_with): Declare.
8497 * tree-loop-linear.c (linear_transform_loops): Call
8498 compute_data_dependences_for_loop with correct parameters.
8499 * tree-ssa-alias.c (is_aliased_with): New function.
8500 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
8501 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
8502 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
8503 vect_base_addr_differ_p, compute_subscript_distance and
8504 build_classic_dist_vector. Add printings. Check absolute value of
8506 (vect_analyze_data_ref_dependences): Go through ddrs instead of
8508 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
8509 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
8510 to bytes. Add printing.
8511 (vect_compute_data_refs_alignment): Go through loads and stores in one
8513 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
8514 vect_analyze_data_ref_access): Likewise.
8515 (vect_analyze_pointer_ref_access): Remove.
8516 (vect_address_analysis, vect_object_analysis): Likewise.
8517 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
8518 and analyze data-refs in the loop.
8519 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
8520 fields of data-ref instead of stmt. Add init to the offset from the
8522 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
8523 (vect_update_init_of_dr): Likewise.
8524 (vect_update_inits_of_drs): Go through loads and stores in one loop.
8525 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
8527 (new_loop_vec_info): Initialize new fields.
8528 (destroy_loop_vec_info): Free new fields.
8529 (vect_strip_conversion): Remove.
8530 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
8531 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
8532 datarefs. Add new field ddrs.
8533 Add macros for the new fields access.
8534 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
8535 base_aligned_p, misalignment, memtag, ptr_info and subvars.
8536 Remove their macros.
8537 * tree.h (highest_pow2_factor): Declare.
8539 2005-07-25 Jakub Jelinek <jakub@redhat.com>
8541 * calls.c (store_one_arg): Check for sibling call MEM arguments
8542 from already clobbered incoming argument area.
8544 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8546 * c-common.c (check_missing_format_attribute): New.
8547 * c-common.h (check_missing_format_attribute): Likewise.
8548 * c-typeck.c (convert_for_assignment): Use it.
8550 2005-07-24 Andreas Schwab <schwab@suse.de>
8552 * config/m68k/m68k.md ("extendqidi2"): When source is an address
8553 register use a word move. Correct operand of ext.w in 68000 code.
8555 2005-07-23 Mark Mitchell <mark@codesourcery.com>
8557 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
8558 variables as declarations, rather than definitions.
8560 2005-07-24 Ira Rosen <irar@il.ibm.com>
8562 PR tree-optimization/22526
8563 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
8566 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8568 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
8569 that C99 reserve for future use. Use it to define clog10,
8570 clog10f and clog10l.
8572 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8574 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
8575 * configure.ac: Check for -Wmissing-format-attribute.
8577 * configure: Regenerate.
8579 2005-07-23 Richard Henderson <rth@redhat.com>
8581 PR tree-optimization/22623
8582 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
8584 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
8587 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
8589 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8591 * Makefile.in (C_TREE_H): Update dependencies.
8592 * c-tree.h: Include toplev.h.
8593 * diagnostic.h (diagnostic_set_info): Add format attribute.
8594 * rtl-error.c (diagnostic_for_asm): Likewise.
8596 2005-07-23 Chao-ying Fu <fu@mips.com>
8598 * config/mips/mips-dsp.md: New file.
8599 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
8600 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
8602 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
8603 MIPS_BUILTIN_BPOSGE32.
8604 (mips_expand_builtin_direct): Add one parameter to indicate that
8605 builtin functions need to return a value.
8606 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
8608 (mips_regno_to_class): Add classes for 12 new DSP registers.
8609 (mips_subword): Change to check four HI registers.
8610 (mips_output_move): Output move to and from 6 new DSP accumulators.
8611 (override_options): Make sure -mdsp and -mips16 are not used together.
8612 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
8614 (mips_conditional_register_usage): Disable 6 new DSP accumulators
8616 (print_operand): Add 'q' for printing DSP accumulators.
8617 (mips_cannot_change_mode_class): Check ACC_REGS.
8618 (mips_secondary_reload_class): Check ACC_REGS.
8619 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
8620 (mips_register_move_cost): Check ACC_REGS.
8621 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
8622 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
8623 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
8624 (dsp_bdesc): New array.
8625 (bdesc_arrays): Add DSP builtin function table.
8626 (mips_prepare_builtin_arg): Check predicate again after
8628 (mips_expand_builtin): Add one more parameter to
8629 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
8630 MIPS_BUILTIN_BPOSGE32.
8631 (mips_init_builtins): Initialize new function types.
8632 (mips_expand_builtin_direct): Check if builtin functions need to
8633 return a value and pass operands properly.
8634 (mips_expand_builtin_bposge): New function.
8635 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
8636 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
8637 (FIRST_PSEUDO_REGISTER): Increase to 188.
8638 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
8639 Update for 12 new DSP registers.
8640 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
8641 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
8642 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
8643 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
8644 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
8645 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
8646 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
8647 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
8648 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
8649 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
8650 (REGISTER_NAMES): Add names for 12 new DSP registers.
8651 * config/mips/mips.md: Include mips-dsp.md.
8652 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
8653 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
8654 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
8655 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
8656 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
8657 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
8658 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
8659 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
8660 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
8661 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
8662 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
8663 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
8664 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
8665 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
8666 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
8667 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
8668 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
8669 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
8670 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
8671 (UNSPEC_RDDSP): New constants.
8672 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
8673 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
8675 * config/mips/mips.opt (-mdsp): New option.
8676 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
8677 (reg_imm10_operand): New predicates.
8678 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
8679 * doc/invoke.texi (-mdsp): Document new option.
8681 2005-07-22 DJ Delorie <dj@redhat.com>
8683 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
8685 * tree-inline.c (inlinable_function_p): Likewise.
8687 2005-07-22 Mark Mitchell <mark@codesourcery.com>
8690 * toplev.c (check_global_declarations): Do not mark undefined
8691 variables as DECL_IGNORED_P.
8692 * varasm.c (first_global_object_name): GTY it.
8693 (weak_global_object_name): Likewise.
8694 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
8695 a string to go into {weak,first}_global_object_name.
8697 2005-07-22 DJ Delorie <dj@redhat.com>
8699 * c-format.c (check_function_format): Change warning control
8700 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
8702 2005-07-22 Diego Novillo <dnovillo@redhat.com>
8704 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
8705 &PTR->FLD a dereference of PTR.
8706 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
8707 a potential dereference of PTR.
8709 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
8711 PR rtl-optimization/20370
8712 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
8713 call allocate_reg_info if necessary.
8715 PR rtl-optimization/21848
8716 * calls.c (emit_library_call_value_1): For const functions, add
8717 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
8719 PR rtl-optimization/22445
8720 * cselib.c (target.h): Include.
8721 (rtx_equal_for_cselib_p): Allow commutative matches.
8722 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
8723 Remove MODE parameter. Changed all callers.
8725 PR rtl-optimization/22258
8726 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
8728 (try_combine): Use likely_spilled_retval_p.
8730 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
8732 * config.gcc: Add crx-elf support.
8734 * doc/contrib.texi: Mention crx.
8735 * doc/extend.texi: Document crx extensions.
8736 * doc/install.texi: Document crx install.
8737 * doc/invoke.texi: Document crx options.
8738 * doc/md.texi: Document crx constraints.
8740 * config/crx/crx-protos.h: New file.
8741 * config/crx/crx.c: New file.
8742 * config/crx/crx.h: New file.
8743 * config/crx/crx.md: New file.
8744 * config/crx/crx.opt: New file.
8745 * config/crx/t-crx: New file.
8747 2005-07-22 Manfred Hollstein <mh@suse.com>
8749 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
8751 (int_add_graph_edge): Likewise.
8752 (collapse_nodes): Likewise.
8753 (process_unification_queue): Likewise.
8755 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8756 Laurent GUERBY <laurent@guerby.net>
8758 PR tree-optimization/22336
8759 * function.c (record_block_change): Check for
8760 cfun->ib_boundaries_block.
8762 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
8764 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
8765 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
8767 2005-07-21 DJ Delorie <dj@redhat.com>
8769 * toplev.c (warn_deprecated_use): Add warning control to warning
8771 * c-typeck.c (parser_build_binary_op): Likewise.
8772 (c_finish_if_stmt): Likewise.
8773 * c-common.c (check_function_sentinel): Likewise.
8774 (check_nonnull_arg): Likewise.
8776 2005-07-21 Richard Henderson <rth@redhat.com>
8779 * tree-complex.c (complex_ssa_name_components): New.
8780 (cvc_lookup): Allow entry not found.
8781 (create_components): Remove.
8782 (create_one_component_var, get_component_var): New.
8783 (get_component_ssa_name, set_component_ssa_name): New.
8784 (extract_component): Use get_component_ssa_name.
8785 (update_complex_components): Use set_component_ssa_name.
8786 (update_complex_components_on_edge): Likewise.
8787 (update_phi_components): Create new PHI nodes directly, instead
8788 of adding insns to edges.
8789 (tree_lower_complex): Allocate and free complex_variable_components
8790 and complex_ssa_name_components here.
8792 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
8794 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
8795 revert to returning false.
8797 2005-07-21 Uros Bizjak <uros@kss-loka.si>
8800 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
8802 2005-07-21 Uros Bizjak <uros@kss-loka.si>
8805 * config/i386/i386.md (cmpxf): Change operand constraints
8806 to "nonmemory_operand".
8808 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
8810 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
8812 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
8815 * fold-const.c (fold_build1): Add checksum for the operands.
8816 (fold_build2): Likewise.
8817 (fold_build3): Likewise.
8819 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
8822 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
8824 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
8826 * common.opt (-fforward-propagate): Committed by mistake,
8829 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8831 * reg-stack.c: Fix comment typo(s).
8832 * tree-ssa-operands.c: Likewise.
8833 * tree-vectorizer: Likewise.
8835 2005-07-21 Nick Clifton <nickc@redhat.com>
8837 * config/sh/symbian.c: Replace C++ style line comments with C
8838 style line comments.
8839 (symbian_add_attribute): Do not use a ? operator on the LHS of
8841 (sh_symbian_handle_dll_attribute): Change the type of the
8842 method vector to "VEC(tree,gc)*" and use vector accessor
8843 macros to walk over the elements.
8844 (symbian_export_vtable_and_rtti_p): Likewise.
8845 (symbian_class_needs_attribute_p): Likewise.
8847 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
8850 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
8851 initialize targetm.resolve_overloaded_builtin here.
8852 (altivec_expand_overloaded_builtin): Make it non-static.
8853 * config/rs6000/rs6000-protos.h
8854 (altivec_expand_overloaded_builtin): New prototype.
8855 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
8856 targetm.resolve_overloaded_builtin here.
8857 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
8859 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
8860 Zdenek Dvorak <dvorakz@suse.cz>
8862 PR tree-optimization/19210
8863 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
8865 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
8866 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
8867 rely on unproven assumptions.
8868 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
8869 * tree-flow.h (number_of_iterations_exit): Add final parameter.
8870 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
8871 to number_of_iterations_exit.
8872 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
8873 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
8874 * tree-ssa-loop-niter.c (find_loop_niter,
8875 estimate_numbers_of_iterations_loop): Likewise.
8876 (number_of_iterations_exit): Honor the new options.
8877 * doc/invoke.texi (Wunsafe-loop-optimizations,
8878 funsafe-loop-optimizations): Document them.
8880 2005-07-21 Richard Sandiford <richard@codesourcery.com>
8882 PR rtl-optimization/22167
8883 * gcse.c (hoist_code): Fix hoist_exprs[] check.
8885 2005-07-20 Adam Nemet <anemet@lnxw.com>
8887 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
8888 __do_global_dtors_aux longcall.
8890 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
8892 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
8893 (old_special_pred_table): Don't reference
8894 SPECIAL_MODE_PREDICATES.
8895 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
8896 * config/arc/arc.h: Don't mention PREDICATE_CODES.
8897 * config/sh/predicates.h: Don't mention
8898 SPECIAL_MODE_PREDICATES.
8899 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
8902 2005-07-20 DJ Delorie <dj@redhat.com>
8904 * config.gcc: Add m32c-elf support.
8906 * doc/contrib.texi: Mention m32c.
8907 * doc/extend.texi: Document m32c extensions.
8908 * doc/install.texi: Mention m32c.
8909 * doc/invoke.texi: Document m32c options.
8910 * doc/md.texi: Document m32c constraints.
8912 * config/m32c/addsub.md: New file.
8913 * config/m32c/bitops.md: New file.
8914 * config/m32c/cond.md: New file.
8915 * config/m32c/jump.md: New file.
8916 * config/m32c/m32c-lib1.S: New file.
8917 * config/m32c/m32c-lib2.c: New file.
8918 * config/m32c/m32c-modes.def: New file.
8919 * config/m32c/m32c-pragma.c: New file.
8920 * config/m32c/m32c-protos.h: New file.
8921 * config/m32c/m32c.abi: New file.
8922 * config/m32c/m32c.c: New file.
8923 * config/m32c/m32c.h: New file.
8924 * config/m32c/m32c.md: New file.
8925 * config/m32c/m32c.opt: New file.
8926 * config/m32c/minmax.md: New file.
8927 * config/m32c/mov.md: New file.
8928 * config/m32c/muldiv.md: New file.
8929 * config/m32c/predicates.md: New file.
8930 * config/m32c/prologue.md: New file.
8931 * config/m32c/shift.md: New file.
8932 * config/m32c/t-m32c: New file.
8934 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
8936 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
8937 (stack_protect_set, stack_protect_test): New expanders.
8938 (stack_protect_set_si, stack_protect_set_si_media,
8939 stack_protect_set_di_media, stack_protect_test_si,
8940 stack_protect_test_si_media, stack_protect_test_di_media):
8943 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
8945 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
8947 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
8949 * tree.h (tree_expr_nonzero_p): Export.
8950 * fold-const.c (tree_expr_nonzero_p): Likewise.
8951 Return true for CALL_EXPRs that are alloca calls.
8952 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
8954 * tree-flow.h (expr_computes_nonzero): Remove.
8955 * tree-vrp.c (expr_computes_nonzero): Remove.
8956 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
8957 (extract_range_from_unary_expr): Likewise.
8958 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
8959 tree_expr_nonzero_p.
8961 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
8963 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
8964 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
8965 extra arg "picreg" and use it instead of pic_offset_table_rtx.
8966 All callers changed.
8967 (frame_related_constant_load): New arg "related" which controls
8968 setting of RTX_FRAME_RELATED_P. All callers changed.
8969 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
8970 (bfin_expand_prologue): Add stack limit checking.
8971 * config/bfin/bfin.md (trapifcc): New pattern.
8973 * config/bfin/bfin.c: Include "langhooks.h".
8974 (def_builtin): Go through lang_hooks to call builtin_function.
8976 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
8977 * config/bfin/predicates.md (symbol_ref_operand): New.
8978 (call_insn_operand): Delete. All callers changed to use
8979 register_no_elim_operand.
8980 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
8982 (function_arg): Use it to generate the call's operand 2.
8983 (bfin_longcall_p): New function.
8984 (bfin_expand_call): Extra arg "cookie". All callers and declaration
8985 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
8986 determine if the address needs to be in a REG.
8987 (bfin_handle_longcall_attribute): New function.
8988 (bfin_attribute_table): Add "longcall" and "shortcall".
8989 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
8990 (CUMULATIVE_ARGS): New member call_cookie.
8991 (PREDICATE_CODES): Add symbol_ref_operand.
8992 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
8993 extra USE to the pattern.
8994 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
8995 New patterns, split off call_insn, sibcall_insn, call_value_insn and
8996 sibcall_value_insn; now the new patterns handle direct calls and the
8997 old ones indirect calls.
8998 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
9000 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9002 * doc/trouble.texi: Update section on handling of empty loops.
9004 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
9006 * config.gcc: Remove support for sparc-*-openbsd*,
9007 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
9009 * config.host: Remove support for i860-*-sysv4* as a host.
9010 * config/i860/*, config/ip2k/*, config/ns32k/*,
9011 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
9012 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
9013 mention obsolete ports.
9015 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9017 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
9019 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
9020 of frame_pointer_rtx.
9021 (sh_expand_epilogue): Likewise.
9022 (sh_set_return_address): Likewise.
9023 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
9024 instead of FRAME_POINTER_REGNUM if needed. Add elimination
9025 offsets from FRAME_POINTER_REGNUM.
9026 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
9027 (sh_register_names): Add initializer for sfp.
9028 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
9029 (VALID_REGISTER_P): Likewise.
9030 (FIRST_PSEUDO_REGISTER): Update.
9031 (DWARF_FRAME_REGISTERS): Define.
9032 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
9033 (HARD_FRAME_POINTER_REGNUM): Define.
9034 (FRAME_POINTER_REGNUM): Redefine.
9035 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
9036 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
9037 from FRAME_POINTER_REGNUM.
9038 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
9039 FRAME_POINTER_REGNUM.
9040 (REG_CLASS_CONTENTS): Add sfp.
9041 (REG_ALLOC_ORDER): Likewise.
9042 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
9043 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
9044 of frame_pointer_rtx.
9045 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9047 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
9049 * fold-const.c (tree_expr_nonnegative_p): Only return true for
9050 ABS_EXPR when flag_wrapv is false because of INT_MIN.
9051 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
9053 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
9056 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
9058 Make CONSTRUCTOR use VEC to store initializers.
9059 * c-common.c (complete_array_type): Update to cope with VEC in
9061 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
9062 (pp_c_constructor_elts): New function.
9063 * c-pretty-print.h (pp_c_constructor_elts): Declare.
9064 * c-typeck.c (build_function_call, build_c_cast, digest_init,
9065 struct constructor_stack, struct initializer_stack,
9066 constructor_elements, push_init_level, pop_init_level,
9067 add_pending_init, find_init_member, output_init_element): Update to
9068 cope with VEC in CONSTRUCTOR_ELTS.
9069 * coverage.c (build_fn_info_value, build_ctr_info_value,
9070 build_gcov_info): Likewise.
9071 * expr.c (categorize_ctor_elements_1, store_constructor,
9072 expand_expr_real_1): Likewise.
9073 * fold-const.c (fold_ternary): Likewise.
9074 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
9075 gimplify_init_constructor, gimplify_expr): Likewise.
9076 * tree-dump.c (dequeue_and_dump): Likewise.
9077 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
9079 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
9081 * tree-sra.c (generate_element_init_1): Likewise.
9082 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9083 * tree-ssa-operands.c (get_expr_operands): Likewise.
9084 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
9085 * tree-vect-transform.c (vect_get_vec_def_for_operand):
9086 (get_initial_def_for_reduction): Likewise.
9087 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
9088 value handle in annotations.
9089 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
9090 tree_node_structure): Add support for constr_kind.
9091 (build_vector_from_ctor, build_constructor_single,
9092 build_constructor_from_list): New functions.
9093 (build_constructor): Update to take a VEC instead of a TREE_LIST.
9094 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
9095 Update to cope with VEC in CONSTRUCTOR_ELTS.
9096 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
9097 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
9098 CONSTRUCTOR_APPEND_ELT): New macros.
9099 (struct constructor_elt, struct tree_constructor): New data types.
9100 (union tree_node): Add tree_constructor field.
9101 * treestruct.def: Define TS_CONSTRUCTOR.
9102 * varasm.c (const_hash_1, compare_constant, copy_constant,
9103 compute_reloc_for_constant, output_addressed_constants,
9104 initializer_constant_valid_p, output_constant,
9105 array_size_for_constructor, output_constructor): Update to cope with
9106 VEC in CONSTRUCTOR_ELTS.
9107 * vec.h (VEC_empty, VEC_copy): New macros.
9109 2005-07-19 Devang Patel <dpatel@apple.com>
9111 * dbxout.c (dbxout_type): Check Objective-C++ lang.
9113 2005-07-19 Richard Henderson <rth@redhat.com>
9116 * gimplify.c (gimplify_expr): Use main variant type for the temp
9117 destination for a discarded volatile read.
9118 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
9119 casts between non-void types that change volatility.
9121 2005-07-15 DJ Delorie <dj@redhat.com>
9123 * toplev.h: Add comment about the first parameter for warning().
9124 * errors.h: Likewise.
9126 * c.opt (Wpragmas): New.
9127 * doc/invoke.texi: Document it.
9129 * function.c (do_warn_unused_parameter): Add warning control to
9131 * c-decl.c (warn_if_shadowing): Likewise.
9132 * c-lex.c (cb_def_pragma): Likewise.
9133 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
9134 (pop_alignment): Likewise.
9135 (handle_pragma_pack): Likewise.
9136 (apply_pragma_weak): Likewise.
9137 (handle_pragma_weak): Likewise.
9138 (handle_pragma_redefine_extname): Likewise.
9139 (add_to_renaming_pragma_list): Likewise.
9140 (handle_pragma_extern_prefix): Likewise.
9141 (maybe_apply_renaming_pragma): Likewise.
9142 (handle_pragma_visibility): Likewise.
9144 * config/c4x/c4x-c.c (BAD): Likewise.
9145 (c4x_parse_pragma): Likewise.
9146 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
9147 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
9148 (rs6000_pragma_longcall): Likewise.
9149 * config/v850/v850-c.c (pop_data_area): Likewise.
9150 (ghs_pragma_section): Likewise.
9151 (ghs_pragma_section): Likewise.
9152 (ghs_pragma_interrupt): Likewise.
9153 (ghs_pragma_starttda): Likewise.
9154 (ghs_pragma_startsda): Likewise.
9155 (ghs_pragma_startzda): Likewise.
9156 (ghs_pragma_endtda): Likewise.
9157 (ghs_pragma_endsda): Likewise.
9158 (ghs_pragma_endzda): Likewise.
9160 2005-07-19 Danny Berlin <dberlin@dberlin.org>
9161 Kenneth Zadeck <zadeck@naturalbridge.com>
9163 * Makefile.in: Removed tree-promote-statics.c
9164 * tree-promote-statics.c: Removed.
9165 * common.opt: Removed flag-promote-statics.
9167 * passes.c: Removed tree-promote-statics pass.
9168 * tree-pass.h: Ditto.
9169 * timevar.def: Removed TV_PROMOTE_STATICS.
9172 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
9174 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
9176 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
9178 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9181 * c-common.c (check_function_arguments): Call
9182 'check_function_format' if either -Wformat or
9183 -Wmissing-format-attribute are specified.
9184 * c-format.c (check_function_format): Check -Wformat before
9185 calling 'check_format_info'.
9186 * c-opts.c (c_common_post_options): Don't warn for
9187 -Wmissing-format-attribute without -Wformat.
9188 * c-typeck.c (convert_for_assignment): Detect additional cases for
9189 -Wmissing-format-attribute.
9190 * doc/invoke.texi (-Wmissing-format-attribute): Document new
9193 2005-07-19 Richard Guenther <rguenther@suse.de>
9195 * config/i386/i386.md (lrint<mode>2): Use temporary
9196 instead of clobbering non-existent memory.
9198 2005-07-19 Nick Clifton <nickc@redhat.com>
9200 * config/avr/avr.c (legitimate_address_p): Fix debugging print
9201 statement to avoid displaying ASCII control characters.
9203 2005-07-19 Ben Elliston <bje@au.ibm.com>
9205 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
9206 * cfganal.c (find_edge_index): Ditto.
9207 * combine.c (combine_instructions): Ditto.
9208 * ddg.c (create_scc): Ditto.
9209 (find_successors): Ditto.
9210 (find_predecessors): Ditto.
9211 (find_nodes_on_paths): Ditto.
9212 (longest_simple_path): Ditto.
9213 * flow.c (update_life_info): Ditto.
9214 (count_or_remove_death_notes): Ditto.
9215 (clear_log_links): Ditto.
9216 * modulo-sched.c (generate_reg_moves): Ditto.
9217 (find_max_asap): Ditto.
9218 (find_max_hv_min_mob): Ditto.
9219 (find_max_dv_min_mob): Ditto.
9220 * sbitmap.c (sbitmap_first_set_bit): Ditto.
9221 * sched-rgn.c (extract_edgelst): Ditto.
9222 * tree-into-ssa.c (prepare_names_to_update): Ditto.
9223 (dump_update_ssa): Ditto.
9224 (ssa_names_to_replace) Ditto.
9225 (switch_virtuals_to_full_rewrite): Ditto.
9226 (update_ssa): Ditto.
9227 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
9229 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
9231 Fix PR tree-optimization/22483
9233 * tree-complex.c (create_components): Use
9234 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
9235 * tree-flow-inline.h (fill_referenced_var_vec): New function.
9236 * tree-flow.h (safe_referenced_var_iterator): New structure.
9237 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
9238 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
9239 safe_referenced_var iterator.
9240 (add_type_alias): Ditto.
9242 2005-07-19 Steven Bosscher <stevenb@suse.de>
9244 * loop-init.c (rest_of_handle_loop2): Remove.
9245 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
9246 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
9247 (pass_rtl_loop_init, pass_rtl_loop_done,
9248 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
9249 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
9250 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
9251 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
9252 pass_tree_loop_done, and pass_tree_unswitch.
9253 (gate_loop): Rename to gate_tree_loop.
9254 * passes.c (init_optimization_passes): Update for renamed tree
9255 loop passes. Add the new loop2 passes as subpasses of loop2.
9256 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
9257 Update for the renamed tree loop passes.
9259 2005-07-18 Ian Lance Taylor <ian@airs.com>
9262 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
9263 blocks when optimizing.
9265 2005-07-18 Steve Ellcey <sje@cup.hp.com>
9267 * common.opt (frename-registers): Initialize to 2.
9269 (fgcse-after-reload): Ditto.
9270 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
9271 (process_options): Only change flag_web, flag_rename_registers,
9272 and flag_rerun_cse_after_loop if not explicitly set by user.
9274 2005-07-18 Jan Beulich <jbeulich@novell.com>
9276 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
9277 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
9278 in 64-bit mode the same as DImode in 32-bit mode.
9279 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
9280 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
9281 mode. Add new mode parameter.
9282 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
9283 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
9284 x86_64_shift_adj): New expanders.
9285 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
9286 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
9288 Respective new splitters. Use renamed shift splitter helpers in 32-bit
9289 DImode shift splitters.
9290 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
9291 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
9294 2005-07-18 Jan Beulich <jbeulich@novell.com>
9296 * i386.md (movdi_extzv_1): New.
9297 (zero_extendhidi2): Combine alternatives and never force use of
9299 (zero_extendqidi2): Likewise. Don't restrict input selection.
9301 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9303 Fix PR tree-optimization/22531
9304 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
9307 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9309 * tree-promote-statics.c (pass_promote_statics): Change dump file
9312 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9314 * tree-optimize.c (init_tree_optimization_passes): Add
9315 pass_eliminate_useless_stores pass.
9316 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
9317 * tree-ssa-pre.c (is_copy_stmt): New function.
9318 (follow_copies_till_vuse): Ditto.
9319 (do_eustores): Ditto.
9320 (gate_eustores): Ditto.
9322 2005-07-16 Richard Henderson <rth@redhat.com>
9324 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
9326 2005-07-16 Danny Berlin <dberlin@dberlin.org>
9327 Kenneth Zadeck <zadeck@naturalbridge.com>
9329 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
9330 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
9331 ipa-type-escape.h, tree-promote-statics.c
9332 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
9333 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
9334 tree-promote-statics.c: new files.
9335 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
9336 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
9337 int nonlocal_set_p, mark_constant_function): Deleted.
9338 (rest_of_handle_cfg): Removed call to mark_constant_function.
9339 (nonoverlapping_component_refs_p): Added calls to support
9340 type based aliasing.
9341 * tree-ssa-alias.c (may_alias_p,
9342 compute_flow_insensitive_aliasing): Ditto.
9343 * calls.c (flags_from_decl_or_type): Removed reference to
9345 * c-typeck.c (convert_arguments): Make builtins tolerant of having
9346 too many arguments. This is necessary for Spec 2000.
9347 * cgraph.h (const_function, pure_function): Removed.
9348 * common.opt: Added "fipa-pure-const", "fipa-reference",
9349 "fipa-type-escape", and "ftree-promote-static".
9351 * passes.c: Added ipa and tree-promote-statics passes.
9352 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
9353 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
9354 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
9355 * tree-flow.h: Added exposed sra calls and addition of
9356 reference_vars_info field for FUNCTION_DECLS.
9357 * tree-pass.h: Added passes.
9358 * tree-sra.c: (sra_init_cache): New function.
9359 (sra_insert_before, sra_insert_after) Made public.
9360 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
9362 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
9363 aliasing. (may_alias_p): Added code to use type escape analysis to
9365 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
9366 code to prune clobbers of static variables based on information
9367 produced in ipa-reference pass. Changed call clobbering so that
9368 statics are not marked as clobbered if the call does not clobber
9371 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
9373 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
9376 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9378 * doc/install.texi (*-*-solaris2*): Document recommended version
9379 of GNU binutils and mention GNU linker problem on Solaris 10.
9381 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
9384 * c-decl.c (c_build_bitfield_integer_type): New function.
9385 (finish_struct): Call it.
9386 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
9388 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9390 * c-typeck.c (digest_init): Call 'convert_for_assignment'
9393 2005-07-16 Jan Hubicka <jh@suse.cz>
9395 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
9396 (scale_bbs_frequencies_int): Watch roundoff errors.
9397 * predict.c (return_prediction): Initialize return_stmt.
9399 2005-07-16 Jan Hubicka <jh@suse.cz>
9401 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
9402 after RTL profiling.
9404 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
9407 * fold-const.c (build_range_check): Convert high/low to etype
9408 if we are only comparing against exp.
9410 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
9412 Fix PR tree-optimization/22376
9413 * tree-ssa-structalias.c (build_constraint_graph): We really meant
9415 (need_to_solve): New function.
9416 (compute_points_to_sets): Use it.
9418 2005-07-15 Jan Hubicka <jh@suse.cz>
9420 * cfg.c (update_bb_profile_for_threading): More diagnostic.
9421 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
9423 2005-07-15 Richard Guenther <rguenther@suse.de>
9425 * c-common.c (handle_flatten_attribute): New function.
9426 Add flatten function attribute.
9427 * doc/extend.texi: Document flatten function attribute.
9428 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
9429 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
9431 (cgraph_decide_inlining): Handle functions with flatten
9434 2005-07-14 David Edelsohn <edelsohn@gnu.org>
9436 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
9437 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
9438 UNSPEC_XCHG, UNSPEC_AND): New.
9439 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
9440 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
9441 * config/rs6000/sync.md (FETCHOP): New code macro.
9442 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
9444 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
9445 (sync_compare_and_swap<mode>): Same.
9446 (sync_lock_test_and_set<mode>): Same.
9447 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
9448 for QImode and HImode, and not PPC405.
9449 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
9450 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
9451 (sync_<fetchop>{si,di}_internal): New.
9452 (sync_nand{si,di}_internal): New.
9453 (sync_old_<fetchop>{si,di}_internal): New.
9454 (sync_old_nand{si,di}_internal): New
9455 (sync_new_<fetchop>{si,di}_internal): New.
9456 (sync_new_nand{si,di}_internal): New.
9457 (atomic_and{si,di}): New.
9458 (sync_new_nand{si,di}_internal): New.
9459 (atomic_and{si,di}): New.
9460 (sync_add<mode>_internal): Delete.
9461 (sync_addshort_internal): Use unspec instead of unspec_volatile.
9462 (sync_sub<mode>_internal): Delte.
9463 (sync_subshort_internal): New.
9464 (sync_andsi_internal): Use unspec instead of unspec_volatile.
9465 (sync_anddi_internal): Delete.
9466 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
9467 (sync_booldi_internal): Delete.
9468 (sync_boolc<mode>_internal): Delete.
9469 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
9470 (sync_boolc<mode>_internal2): Delete.
9471 (sync_boolcc<mode>_internal): Delete.
9472 (isync, lwsync): Use unspec instead of unspec_volatile.
9473 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
9474 Revert UNSPEC_VOLATILE.
9475 (rs6000_split_atomic_op): New.
9476 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
9478 2005-07-14 Eric Christopher <echristo@redhat.com>
9480 * config/mips/mips.c (mips_canonicalize_comparison): Cast
9481 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
9483 2005-07-14 Eric Christopher <echristo@redhat.com>
9485 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
9487 2005-07-14 Steven Bosscher <stevenb@suse.de>
9489 PR tree-optimization/22230
9490 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
9491 the computation of the four cross productions for "range op range".
9493 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
9494 Ulrich Weigand <uweigand@de.ibm.com>
9497 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
9500 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
9502 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
9504 2005-07-14 Steve Ellcey <sje@cup.hp.com>
9506 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
9508 2005-07-14 Richard Guenther <rguenther@suse.de>
9511 * config/i386/i386-protos.h (ix86_function_value): Change
9512 prototype to match new target hook.
9513 * config/i386/i386.c (ix86_value_regno): Change prototype
9514 to take extra type argument.
9515 (TARGET_FUNCTION_VALUE): Define.
9516 (ix86_function_ok_for_sibcall): Pass extra argument to
9517 ix86_value_regno, check return slot rtx for exact match.
9518 (ix86_function_value): Take extra parameter. Dispatch to
9519 ix86_value_regno with fndecl/fntype as provided.
9520 (ix86_value_regno): Handle extra type argument.
9521 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
9523 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
9524 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
9525 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
9526 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
9527 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
9529 2005-07-14 Richard Guenther <rguenther@suse.de>
9531 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
9532 * calls.c (expand_call): Pass fntype to hard_function_value.
9533 (emit_library_call_value_1): Likewise.
9534 * explow.c: Include target.h.
9535 (hard_function_value): Take extra argument, the fntype.
9536 Use new target hook for function_value.
9537 * expr.h (hard_function_value): Change prototype.
9538 * function.c (aggregate_value_p): Pass 0 as fntype to
9539 hard_function_value.
9540 (assign_parms): Use new target hook for function_value.
9541 Pass 0 as fntype to hard_function_value.
9542 (expand_function_end): Likewise.
9543 * reg-stack.c: Include target.h.
9544 (stack_result): Use new target hook for function_value.
9545 * target-def.h: New target hook function_value.
9546 * target.h: Likewise.
9547 * targhooks.c (default_function_value): New function.
9548 * targhooks.h (default_function_value): Declare.
9550 2005-07-13 Ian Lance Taylor <ian@airs.com>
9552 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
9554 2005-07-14 Jan Hubicka <jh@suse.cz>
9556 * tree-dfa.c (dump_variable): Use default_def function.
9557 * tree-ssa-alias.c (dump_points_to_info): Likewise.
9558 * tree-ssa.c (verify_use): Likewise.
9559 * tree-ssanames.c (release_ssa_name): Likewise.
9560 * tree-tailcall.c (eliminate_tail_call): Likewise.
9561 (tree_optimize_tail_calls_1): Likewise.
9562 * tree-vrp.c (get_value_range): Likewise.
9564 2005-07-14 Ben Elliston <bje@au.ibm.com>
9566 * gcc.c (main): Compare language[0] with '*' when iterating over
9569 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
9571 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
9572 "s390_emit_compare". Add handling of CCZ1mode.
9573 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
9574 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
9576 (s390_branch_condition_mask): Add CCZ1mode handling.
9577 * config/s390/s390.md: ("seq", "*seq"): New pattern.
9578 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
9579 Use CCZ1mode instead of CCZmode.
9580 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
9582 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
9584 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
9586 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
9588 2005-07-13 Eric Christopher <echristo@redhat.com>
9590 * config/mips/mips.c (mips_canonicalize_comparison): New.
9591 (mips_emit_int_relational): Use.
9593 2005-07-13 Eric Christopher <echristo@redhat.com>
9595 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
9597 * config/s390/s390.md: Include tpf.md. Move tpf specific
9599 * config/s390/tpf.md: To here.
9600 * config/s390/s390.opt: Move tpf specific options...
9601 * config/s390/tpf.opt: to here. Add mmain option.
9602 * config/s390/tpf-unwind.h: Remove unnecessary defines.
9603 * config/s390/tpf.h: Rewrite.
9605 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
9607 * doc/tm.texi: Remove @xref{Cross-profiling}.
9609 2005-07-13 Jeff Law <law@redhat.com>
9611 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
9612 expressions, test their _DECL operands for pointer equality rather
9613 than using operand_equal_p.
9615 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
9617 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
9618 (TARGET_POSIX_IO): This.
9619 * config/darwin.h: Likewise.
9620 * config/freebsd.h: Likewise.
9621 * config/linux.h: Likewise.
9622 * config/lynx.h: Likewise.
9623 * config/netbsd.h: Likewise.
9624 * config/rs6000/linux64.h: Likewise.
9625 * config/rs6000/linux.h: Likewise.
9626 * config/s390/tpf.h: Likewise.
9627 * config/sh/embed-elf.h: Likewise.
9628 * config/sparc/linux64.h: Likewise.
9629 * config/sparc/linux.h: Likewise.
9630 * config/svr4.h: Likewise.
9631 * gcov-io.h: Likewise.
9633 * doc/tm.texi: Updated.
9635 * libgcov.c (create_file_directory): Defined only if
9636 TARGET_POSIX_IO is defined.
9637 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
9640 2005-07-13 Jan Hubicka <jh@suse.cz>
9642 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
9644 2005-07-13 David Edelsohn <edelsohn@gnu.org>
9646 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
9647 structure as argument.
9649 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
9651 PR tree-optimization/21921
9652 * tree-iterator.c (tsi_link_before): Support the case when
9653 tsi_end_p (tsi) == true.
9655 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9657 PR tree-optimization/22442
9658 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
9661 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9663 PR rtl-optimization/20376
9664 * toplev.c (process_options): Enable -fweb and -frename-registers when
9666 * doc/invoke.texi: Update the information about when -fweb and
9667 -frename-registers are enabled.
9669 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9672 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
9673 if *rhs_p is not a SSA_NAME.
9675 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
9677 Fix PR tree-optimization/22422
9678 * tree-ssa-structalias.c (struct variable_info): Add flag for
9680 (get_varinfo): Now a static function.
9681 (new_varinfo): init has_union and is_special_var to false.
9682 (solution_set_add): Check has_union.
9683 (do_da_constraint): Move temporary variable so it gets reset
9685 Also check for special variable.
9686 (do_ds_constraint): Ditto.
9687 (do_sd_constraint): Ditto.
9688 (do_structure_copy): Check for special variable.
9689 (find_func_aliases): Ditto.
9690 (init_base_vars): Set special vars properly.
9692 2005-07-13 Jan Hubicka <jh@suse.cz>
9694 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
9697 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
9698 (get_expr_operands): Fix thinko wrt flags and subvars.
9700 PR tree-optimize/22379
9701 * tree-inline.c (expand_call_inline): Do not output sorry in early
9704 2005-07-12 Dale Johannesen <dalej@apple.com>
9706 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
9708 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9711 * host-linux.h: Include limits.h.
9713 2005-07-12 Dale Johannesen <dalej@apple.com>
9715 * expr.c (compress_float_constant): Add cost check.
9716 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
9718 2005-07-12 Dale Johannesen <dalej@apple.com>
9720 * gcc.target/i386/compress-float-sse.c: New.
9721 * gcc.target/i386/compress-float-sse-pic.c: New.
9722 * gcc.target/i386/compress-float-387.c: New.
9723 * gcc.target/i386/compress-float-387-pic.c: New.
9724 * gcc.dg/compress-float-ppc.c: New.
9725 * gcc.dg/compress-float-ppc-pic.c: New.
9727 2005-07-12 Eric Christopher <echristo@redhat.com>
9729 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
9731 * config/s390/s390.md: Include tpf.md. Move tpf specific
9733 * config/s390/tpf.md: To here.
9734 * config/s390/s390.opt: Move tpf specific options...
9735 * config/s390/tpf.opt: to here. Add mmain option.
9736 * config/s390/tpf-unwind.h: Remove unnecessary defines.
9737 * config/s390/tpf.h: Rewrite.
9739 2005-07-12 Eric Christopher <echristo@redhat.com>
9741 * gcc.c (struct infile): Update comment for language.
9742 (main): Rewrite input file resetting code.
9744 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
9747 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
9748 requiring a cast in a non RHS of modify_expr. Add a cast when required.
9749 (lookup_avail_expr): Use constant_boolean_node instead
9750 of boolean_false_node/boolean_true_node.
9752 2005-07-12 Ben Elliston <bje@au.ibm.com>
9754 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
9755 and use it when printing num_edges.
9757 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
9759 * doc/extend.texi (Blackfin Built-in Functions): New section.
9760 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
9763 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
9765 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
9766 s/cmpstrsi/cmpstrnsi
9767 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
9769 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
9770 (init_optabs): Initialize cmpstrn_optab.
9771 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
9772 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
9773 * expr.c: (enum insn_code cmpstrn_optab): Declare.
9774 * config/i386/i386.md: s/cmpstr/cmpstrn
9775 * config/c4x/c4x.md: s/cmpstr/cmpstrn
9776 * doc/md.texi: Update documentation.
9778 2005-07-11 Richard Henderson <rth@redhat.com>
9780 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
9781 build_va_arg_indirect_ref.
9782 (alpha_gimplify_va_arg): Likewise.
9783 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
9784 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
9785 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
9786 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
9787 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
9788 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
9790 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
9792 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9794 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
9795 * passes.c (init_optimization_passes): Add pass_empty_loop.
9796 * tree-pass.h (pass_empty_loop): Declare.
9797 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
9798 try_remove_empty_loop, remove_empty_loops): New functions.
9799 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
9800 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
9802 2005-07-12 Peter Barada <peter@the-baradas.com>
9806 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
9807 in address registers.
9808 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
9809 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
9810 alternative of addsi3_5200.
9812 2005-07-11 Ian Lance Taylor <ian@airs.com>
9814 * config/mips/mips.md (ffs<mode>2): Remove.
9816 2005-07-11 Ian Lance Taylor <ian@airs.com>
9818 * doc/tree-ssa.texi (Cleanups): Improve description of
9820 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
9822 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
9824 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
9825 * tree.h (DECL_ARGUMENT_FLD): New macro.
9827 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
9829 Fix PR tree-optimization/22404
9831 * tree-ssa-structalias.c (create_variable_info_for): Use
9834 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
9836 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
9837 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
9838 for second comparison operand.
9839 * config/bfin/predicates.md (reg_or_const_int_operand): New.
9841 * config/bfin/bfin.md (define_attr "type"): Add "sync".
9842 (define_insn_reservation "alu"): Likewise.
9843 (csync, ssync): Now of type sync.
9844 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
9845 -mcsync-anomaly -mspecld-anomaly.
9846 * config/bfin/bfin.opt (mcsync): Remove.
9847 (mcsync-anomaly, mspecld-anomaly): Add.
9848 * config/bfin/bfin.c: Include "insn-codes.h".
9849 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
9850 (TARGET_DEFAULT_TARGET_FLAGS): New.
9851 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
9853 2005-07-11 Steven Bosscher <stevenb@suse.de>
9855 * basic-block.h: Give the BB flags enum a name, bb_flags.
9856 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
9857 * cfgcleanup.c (enum bb_flags): Remove here.
9858 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
9859 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
9860 (update_forwarder_flag): Likewise.
9861 (thread_jump): Likewise.
9862 (try_forward_edges): Likewise.
9863 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
9864 forwarder flags. Don't clear bb->aux for all basic blocks. Only
9865 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
9867 2005-07-11 Richard Guenther <rguenther@suse.de>
9869 * config/i386/i386.opt: New target option -msseregparm.
9870 * config/i386/i386.c (override_options): Error out for
9871 -msseregparm but no SSE support.
9872 (ix86_function_sseregparm): Check for global sseregparm.
9873 * doc/invoke.texi: Document -msseregparm.
9875 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9877 * config.gcc (m32r-*-linux*): Use the default extra_parts.
9878 (m32rle-*-linux*): Ditto.
9880 2005-07-11 Jakub Jelinek <jakub@redhat.com>
9882 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
9883 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
9886 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9890 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
9891 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
9893 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
9895 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
9896 (varmap): Heapify varmap.
9897 (constraints): Heapify constraints.
9898 (struct constraint_graph): Heapify succs and preds.
9899 (constraint_vec_find): Update for heapification.
9900 (constraint_set_union): Ditto.
9901 (insert_into_complex): Ditto.
9902 (constraint_edge_vec_find): Ditto.
9903 (erase_graph_self_edge): Ditto.
9904 (add_graph_edge): Ditto.
9905 (get_graph_weights): Ditto.
9906 (merge_graph_nodes): Ditto.
9907 (build_constraint_graph): Ditto.
9908 (topo_visit): Ditto.
9909 (solve_graph): Ditto.
9910 (create_variable_info_for): Ditto.
9911 (init_base_vars): Ditto.
9912 (delete_points_to_sets): Free graph, varmap, and complex constraints.
9913 (condese_varmap_nodes): Free complex vector.
9914 (clear_edges_for_node): Clear succs and preds vector.
9916 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
9918 * tree-ssa-structalias.c (update_alias_info): Change counting of
9919 references to not include vdefs.
9921 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
9923 * tree-ssa-alias.c (free_used_part_map): Add missing free.
9926 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9928 * pa.c (pa_commutative_p): Make PLUS commutative when
9929 TARGET_NO_SPACE_REGS is true.
9931 2005-07-09 Diego Novillo <dnovillo@redhat.com>
9933 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
9934 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
9935 * tree-dfa.c (dump_subvars_for): New.
9936 (debug_subvars_for): New.
9937 (dump_variable): Show subvariables if VAR has them.
9938 * tree-flow-inline.h (get_subvar_at): New.
9939 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
9940 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
9942 (struct subvar): Change fields offset and size to unsigned
9944 (dump_subvars_for): Declare.
9945 (debug_subvars_for): Declare.
9946 (get_subvar_at): Declare.
9947 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
9948 to unsigned HOST_WIDE_INT *.
9949 (overlap_subvar): Likewise.
9950 * tree-gimple.c (is_gimple_reg): Always return false for
9951 SFTs and memory tags.
9952 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
9954 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
9955 (compute_may_aliases): Call compute_points_to_sets.
9956 (collect_points_to_info_for): Remove.
9957 (compute_points_to_and_addr_escape): Remove.
9958 (delete_alias_info): Call delete_points_to_sets.
9959 (compute_flow_sensitive_aliasing): If the call to
9960 find_what_p_points_to returns false, call set_pt_anything.
9961 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
9962 (set_pt_anything): Clear pi->pt_vars.
9963 (set_pt_malloc): Remove.
9964 (merge_pointed_to_info): Remove.
9965 (add_pointed_to_expr): Remove.
9966 (add_pointed_to_var): Remove.
9967 (collect_points_to_info_r): Remove.
9968 (is_escape_site): Make extern.
9970 (create_overlap_variables_for): Call it.
9971 * tree-ssa-copy.c (merge_alias_info): Never merge
9972 flow-sensitive alias information.
9973 * tree-ssa-operands.c (get_expr_operands): Adjust variables
9974 offset and size to be unsigned HOST_WIDE_INT.
9975 (add_to_addressable_set): Rename from note_addressable.
9976 Set TREE_ADDRESSABLE as the variables are added to the set.
9978 (add_stmt_operand): Do not try to micro-optimize unmodifiable
9979 operands into VUSEs when adding V_MAY_DEFs for members in an
9981 * tree-ssa-operands.h (add_to_addressable_set): Declare.
9982 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
9983 (struct variable_info): Add bitfield is_heap_var.
9984 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
9985 (new_var_info): Initialize is_heap_var.
9986 (get_constraint_for): Add HEAP variables to the symbol table.
9987 Mark them with is_heap_var.
9988 (update_alias_info): New. Taken mostly from the old
9989 compute_points_to_and_addr_escape.
9990 (handle_ptr_arith): New.
9991 (find_func_aliases): Call update_alias_info.
9992 Call handle_ptr_info for tcc_binary expressions.
9993 Call mark_stmt_modified.
9994 (create_variable_info_for): If DECL has subvars, do not create
9995 variables for its subvars. Always add all the fields.
9996 (set_uids_in_ptset): If the solution includes ANYOFFSET and
9997 SFTs, then add all the SFTs of the structure.
9998 If VI->DECL is an aggregate with subvariables, add the SFT at
10000 (find_what_p_points_to): If VI is an artificial variable,
10001 translate to bitfields in SSA_NAME_PTR_INFO.
10002 If the solution is empty, set pi->pt_vars to NULL
10003 (init_base_vars): Create ANYOFFSET.
10004 (compute_points_to_sets): Rename from create_alias_vars.
10006 (pass_build_pta): Remove.
10007 (delete_points_to_sets): Rename from delete_alias_vars.
10008 (pass_del_pta): Remove.
10009 * tree-ssa-structalias.h (struct alias_info): Move from
10011 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
10012 NUM_REFERENCES_SET): Likewise.
10013 (compute_points_to_sets, delete_points_to_sets): Declare.
10015 2005-07-09 Richard Henderson <rth@redhat.com>
10017 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
10018 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
10019 alpha_split_lock_test_and_set_12): New functions.
10020 * config/alpha/alpha-protos.h: Update.
10021 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
10022 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
10023 * config/alpha/sync.md (I12MODE): New.
10024 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
10025 (sync_<fetchop_name><I48MODE>): Likewise.
10026 (sync_nand<I48MODE>): Likewise.
10027 (sync_old_<fetchop_name><I48MODE>): Likewise.
10028 (sync_new_<fetchop_name><I48MODE>): Likewise.
10029 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
10030 (sync_compare_and_swap<I48MODE>): Likewise.
10031 (sync_lock_test_and_set<I48MODE>): Likewise.
10032 (sync_compare_and_swap<I12MODE>): New.
10033 (sync_compare_and_swap<I12MODE>_1): New.
10034 (sync_lock_test_and_set<I12MODE>): New.
10035 (sync_lock_test_and_set<I12MODE>_1): New.
10037 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10041 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
10043 2005-07-09 Jakub Jelinek <jakub@redhat.com>
10045 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
10046 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
10048 2005-07-09 Richard SAndiford <richard@codesourcery.com>
10051 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
10053 2005-07-08 David Edelsohn <edelsohn@gnu.org>
10055 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
10056 memory_operand constraint.
10057 (store_conditional_<mode>): Same.
10058 (sync_compare_and_swap<mode>): Same.
10059 (sync_lock_test_and_set<mode>): Same.
10061 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
10063 Rewrite PIC support to more closely model actual instructions.
10064 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
10065 (cris_symbol): Remove prototypes for removed functions.
10066 (cris_pic_symbol_type_of, cris_valid_pic_const)
10067 (cris_expand_pic_call_address): Prototypes for new functions.
10068 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
10070 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
10072 <case ':'>: Add case for new punctuation character.
10073 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
10074 emitting (extra) PIC modifier.
10075 <case UNSPEC>: Do not assert for PLT.
10076 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
10077 (cris_expand_prologue, cris_expand_epilogue): Check
10078 for pic_offset_table_rtx usage instead of taking
10079 current_function_uses_pic_offset_table as the final word.
10080 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
10081 Remove flag_pic difference.
10082 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
10083 the moral equivalents of...
10084 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
10086 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
10087 (cris_handle_option): Mark ARG as unused.
10088 (cris_expand_pic_call_address): New worker function for "call",
10090 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
10091 output PIC constructs here.
10092 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
10093 as symbol-specific modifers, not whole or part of operands.
10094 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
10095 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
10096 constants and flag_pic.
10097 (CONSTANT_INDEX_P): Adjust for new functions.
10098 (enum cris_pic_symbol_type): New helper type.
10099 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
10100 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
10101 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
10103 ("movsi"): Emit actual instructions for GOT and relative access.
10104 ("*movsi_got_load"): New pattern to set up the register holding
10106 ("*movsi_internal"): Operand 1 is not a plain general_operand.
10107 Adjust FIXME for 'S'.
10108 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
10109 Use "movs" for -fpic cases.
10110 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
10111 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
10112 ("call", "call_value"): Just call cris_expand_pic_call_address for
10114 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
10115 Remove special pattern.
10116 ("*expanded_call_side", "*expanded_call_value_side"): New
10118 (gotplt-to-plt, gotplt-to-plt-side-call)
10119 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
10121 * config/cris/cris/predicates.md
10122 ("cris_general_operand_or_gotless_symbol"): Remove unused
10124 ("cris_general_operand_or_symbol"): Adjust for new functions.
10126 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10128 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
10130 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
10132 * Makefile.in (TREE_H): Add treestruct.def.
10133 (c-decl.o): Add pointer-set.h
10134 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
10135 visibility on regular DECL's.
10136 (merge_decls): Fix the copying of decl nodes of various types for
10137 the new structures. Don't update RTL, section name, weak status,
10138 etc, on DECL's without RTL.
10139 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
10140 Don't check volatile on non-variable types.
10141 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
10142 to check whether we have seen arguments.
10143 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
10144 flag is checked before field (flag is common, field is not).
10145 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
10146 TS_DECL_COMMON could have an origin.
10147 (add_location_or_const_value_attribute): Don't check section name
10148 on non-var/function decls.
10149 (dwarf2out_var_location): Reverse order of tests.
10150 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
10151 with DECL_WRTL_CHECK.
10152 * expmed.c (make_tree): rtl is now in decl_with_rtl.
10153 * fold-const.c (fold_binary): Don't check weakness on
10154 non-var/function decls.
10155 (tree_expr_nonzero_p): Ditto.
10156 (fold_checksum_tree): Use tree_decl_extra as sizeof
10158 * ggc-page.c (extra_order_size_table): Add sizes for
10159 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
10161 * gimplify.c (gimplify_bind_expr): Only set
10162 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
10163 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
10165 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
10166 * langhooks.h (init_ts). New langhook.
10167 * passes.c (rest_of_decl_compilation): Reverse order of tests.
10168 * print-tree.c (print_node): Update to only print fields that
10169 exist in the structures the passed decl has.
10170 * toplev.c (wrapup_global_declarations): Don't reset
10171 DECL_DEFER_OUTPUT on DECL's that don't contain it.
10172 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
10173 * tree-inline.c (remap_decl): Ditto.
10174 * tree-outof-ssa.c (create_temp): Reverse order of tests.
10175 * tree-pretty-print.c (print_declaration): Don't print
10176 DECL_REGISTER on things that don't contain it.
10177 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
10178 non-var/function decls.
10179 * tree.c (tree_contains_struct): New structure.
10180 (init_priority_for_decl): New hashtable.
10181 (tree_int_map): New structure.
10182 (tree_int_map_eq): New function.
10183 (tree_int_map_marked_p): Ditto.
10184 (tree_int_map_hash): Ditto.
10185 (tree_map): Move to tree.h.
10186 (tree_map_eq): Externalize.
10187 (tree_map_hash): Ditto.
10188 (tree_map_marked_p): Ditto.
10189 (init_ttree): Set up tree_contains_struct and call langhook.
10190 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
10191 (tree_code_size): Update for new structures.
10192 (tree_node_structure): Update for new structures.
10193 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
10195 (copy_node_stat): Copy init priority.
10196 (build_decl_stat): Ditto for visibility.
10197 (ts_enum_names): New.
10198 (tree_contains_struct_check_failed): New function.
10199 (decl_init_priority_lookup): Ditto.
10200 (decl_init_priority_insert): Ditto.
10201 * treestruct.def: New file.
10202 * tree.h (CODE_CONTAINS_STRUCT): New macro.
10203 (CONTAINS_STRUCT_CHECK): Ditto.
10204 (tree_contains_struct_check_failed): New prototype.
10205 (DECL_CHECK): Removed.
10206 (DECL_MINIMAL_CHECK): New.
10207 (DECL_COMMON_CHECK): Ditto.
10208 (DECL_WRTL_CHECK): Ditto.
10209 (DECL_NON_COMMON_CHECK): Ditto.
10210 (DECL_WITH_VIS_CHECK): Ditto.
10211 (VAR_OR_FUNCTION_DECL_P): Ditto
10212 (struct tree_decl_minimal): New structure.
10213 (struct tree_decl_common): Ditto.
10214 (struct tree_decl_with_rtl): Ditto.
10215 (struct tree_decl_with_vis): Ditto.
10216 (struct tree_decl_non_common): Ditto.
10217 (struct tree_field_decl): Ditto.
10218 (struct tree_parm_decl): Ditto.
10219 (struct tree_var_decl): Ditto.
10220 (struct tree_function_decl): Ditto.
10221 (struct tree_const_decl): Ditto.
10222 (struct tree_result_decl): Ditto.
10223 (union tree_node): Add new structures.
10224 * var-tracking.c (track_expr_p): Reverse order of tests.
10226 * doc/c-tree.texi: Add documentation on DECL node internal structure.
10228 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10230 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
10231 * system.h: Poison FINALIZE_PIC.
10232 * doc/tm.texi (FINALIZE_PIC): Remove.
10234 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10237 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
10238 to the correct type if we have a MODIFY_EXPR.
10240 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10242 PR tree-optimization/22360
10243 * tree.c (upper_bound_in_type): Fix calculations for casting
10244 to a non-wider signed type and casting a signed value to a
10245 wider unsigned type.
10246 (lower_bound_in_type): Fix calculations for casting to a
10247 non-wider signed type.
10249 PR tree-optimization/20139
10250 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
10252 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
10253 fold_cond_expr_cond.
10254 * tree-ssanames.c (release_defs): Assert in_ssa_p.
10255 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
10257 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10260 * tree-complex.c (expand_complex_libcall): Produce
10261 REALPART_EXPR/IMAGPART_EXPR with the correct type.
10263 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
10265 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
10266 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
10267 b" assert and inserted fastpath code for this case.
10268 (bitmap_ior): Removed "a != b" assert.
10270 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10272 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
10273 (ENDFILE_SPEC): Likewise.
10274 * config/m32r/m32r.h (ASM_SPEC): Likewise.
10276 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
10277 a large stack frame at epilogue.
10279 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
10281 * final.c: Include sdbout.h when required.
10283 2005-07-07 Geoffrey Keating <geoffk@apple.com>
10285 * config.gcc (*-*-darwin*): Only one target-specific header file
10286 for generic darwin.
10287 (powerpc-*-darwin*): Add version-specific header files.
10288 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
10289 * config.in: Regenerate.
10290 * configure: Regenerate.
10291 * gcc.c: Include xregex.h.
10292 (version_compare_spec_function): New.
10293 (spec_function): Add version-compare.
10294 (replace_outfile_spec_function): Reformat comment.
10295 (compare_version_strings): New.
10296 * config/darwin-c.c (version_as_macro): New.
10297 (builtin_define): New.
10298 (darwin_cpp_builtins): New.
10299 * config/darwin-protos.h (darwin_cpp_builtins): New.
10300 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
10301 (LIB_SPEC): Make unconditional, update comment.
10302 (TARGET_C99_FUNCTIONS): Define.
10303 * config/darwin.opt: Sort.
10304 (mmacosx-version-min=): New.
10305 * config/darwin7.h: Delete.
10306 * config/darwin8.h: Delete.
10307 * config/i386/darwin.h (): Call darwin_cpp_builtins.
10308 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
10309 (TARGET_C99_FUNCTIONS): Define.
10310 * config/rs6000/darwin7.h: New.
10311 * config/rs6000/darwin8.h: New.
10312 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
10313 (-mmacosx-version-min): Document.
10315 2005-07-07 Ian Lance Taylor <ian@airs.com>
10317 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
10319 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
10321 PR middle-end/22239
10322 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
10324 2005-07-07 Khem Raj <kraj@mvista.com>
10326 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
10327 in bytes, not words.
10329 2005-07-07 Paul Brook <paul@codesourcery.com>
10331 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
10332 DEFAULT_FUNCTION_ARG_PADDING to upward.
10334 2005-07-07 Richard Henderson <rth@redhat.com>
10336 * function.c (locate_and_pad_parm): Record parameter alignment in
10337 stack_alignment_needed.
10339 2005-07-07 David Edelsohn <edelsohn@gnu.org>
10341 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
10342 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
10343 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
10344 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
10345 (define_attr "type"): Add isync, sync, load_l, store_c.
10346 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
10347 Create scratch volatile MEM.
10348 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
10350 (load_locked_<mode>): New.
10351 (store_conditional_<mode>): New.
10352 (sync_compare_and_swap<mode>): Replace with splitter.
10353 (sync_lock_test_and_set<mode>): Replace with splitter.
10354 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
10356 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
10357 is ics. Attribute isync.
10358 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
10360 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
10361 and UNSPECV_SYNC_OP.
10362 (emit_unlikely_jump): New.
10363 (emit_load_locked): New.
10364 (emit_store_conditional): New.
10365 (rs6000_split_compare_and_swap): New.
10366 (rs6000_split_lock_test_and_set): New.
10367 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
10368 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
10369 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
10370 rs6000_split_lock_test_and_set): Declare.
10371 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
10372 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
10373 store_c, isync, sync.
10375 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
10377 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
10378 filenames to gtyp-gen.h.
10379 (s-typ-gen): Use it in place of for loops.
10381 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
10383 * hooks.c (hook_bool_rtx_int_false): New function.
10384 * hooks.h (hook_bool_rtx_int_false): Declare.
10385 * target-def.h (TARGET_COMMUTATIVE_P): Define.
10386 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
10387 * target.h (struct gcc_target): Add commutative_p member.
10388 * targhooks.c (hook_bool_rtx_commutative_p): New function.
10389 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
10390 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
10391 (pa_commutative_p): New function.
10392 * jump.c (target.h): Include.
10393 (rtx_renumbered_equal_p): Use targetm.commutative_p.
10394 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
10396 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10398 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
10399 (s390_expand_setmem): New.
10400 * config/s390/s390.c: Likewise.
10401 (print_shift_count_operand): Truncate to 12 bits instead of 6.
10403 * config/s390/s390.md: ("setmem<mode>"): Accept character as
10404 general_operand. Call new function "s390_expand_setmem".
10405 ("clrmem_long", "*clrmem_long"): Rewrite to ...
10406 ("setmem_long", "*setmem_long"): ... this.
10408 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10410 * config/s390/s390.c: (optimization_options): Enable
10411 TARGET_MVCLE at -Os.
10412 * doc/invoke.texi: Document changes in default behaviour.
10413 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
10415 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10417 * expr.c: (set_storage_via_setmem): Convert opchar to mode
10418 defined by back-end.
10420 2005-07-07 Jakub Jelinek <jakub@redhat.com>
10422 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
10423 all sets in the pattern.
10424 * config/rs6000/rs6000.md (stack_protect_testsi,
10425 stack_protect_testdi): Likewise.
10427 2005-07-06 Jeff Law <law@redhat.com>
10429 * tree-vrp.c (simplify_using_ranges): Kill.
10430 (vrp_finalize): Remove call to simplify_using_ranges.
10431 (simplify_stmt_using_ranges): New function extracted from
10432 simplify_using_ranges.
10433 (simplify_div_or_mod_using_ranges): Likewise.
10434 (simplify_abs_using_ranges): Likewise.
10435 (simplify_cond_using_ranges): New function.
10436 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
10437 * tree-ssa-propagate.c (substitute_and_fold): Call
10438 simplify_stmt_using_ranges if we have range information.
10440 2005-07-06 James E. Wilson <wilson@specifixinc.com>
10442 * config/ia64/ia64.c (ia64_reorg): Check optimize before
10443 ia64_flag_schedule_isns2.
10445 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
10446 reading/writing general registers.
10447 (ia64_function_arg): Revert 2005-06-18 change.
10449 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
10451 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
10452 (legitimize_tls_address): Use gcc_unreachable instead of abort.
10454 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
10456 * function.c (expand_function_end): Revert part of 2005-06-27
10457 patch. Do sjlj_emit_function_exit_after after return_label.
10459 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
10461 * doc/install.texi (--disable-libssp): New.
10463 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
10465 * doc/invoke.texi: Update -fforce-mem documentation.
10466 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
10467 code for -fforce-mem.
10468 * expmed.c: (store_bit_field,store_fixed_bit_field,
10469 extract_bit_field): Ditto.
10470 * expr.c: (convert_move): Ditto.
10471 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
10472 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
10473 emit_conditional_add,expand_float,expand_fix): Ditto.
10474 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
10475 (common_handle_option): Issue warning when -fforce-mem specified.
10477 2005-07-06 Paul Brook <paul@codesourcery.com>
10479 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
10481 * configure: Regenerate.
10483 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
10485 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
10487 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
10489 Fix PR tree-optimization/22319
10490 Fix PR tree-optimization/22140
10491 Fix PR tree-optimization/22310
10493 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
10494 variable sized types.
10495 Use correct type for intermediate structure on *a = *b structure
10498 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10500 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
10502 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
10503 (machine_function): Move typedef to...
10504 * config/rs6000/rs6000.c (machine_function): ... here. Add
10505 varargs_save_offset field.
10506 (rs6000_stack_t): Remove varargs_size field.
10507 (setup_incoming_varargs): Allocate varargs save area using
10508 assign_stack_local, try to make it as small as possible.
10509 Save offset from virtual_stack_vars_rtx to the save area
10510 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
10511 instead of magic 8 when fp word byte size is used.
10512 (rs6000_va_start): Use cfun->machine->varargs_save_offset
10513 instead of -RS6000_VARARGS_SIZE.
10514 (rs6000_stack_info, debug_stack_info,
10515 rs6000_initial_elimination_offset): Remove all traces of
10517 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
10518 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
10519 RS6000_VARARGS_AREA.
10521 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
10523 PR tree-optimization/21963
10524 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
10525 constant_multiple_of in the same way get_computation_cost_at does.
10527 2005-07-06 Jakub Jelinek <jakub@redhat.com>
10529 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
10530 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
10531 (gen_compare_reg): If sparc_compare_emitted is set, clear it
10532 and return its previous value.
10533 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
10534 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
10536 (stack_protect_set, stack_protect_test): New expanders.
10537 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
10538 stack_protect_testdi): New insns.
10539 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
10540 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
10542 2005-07-06 Jeff Law <law@redhat.com>
10544 * tree-ssa-dce.c (cfg_altered): New global.
10545 (tree_dce_init): Initialize cfg_altered.
10546 (remove_dead_stmt): If we remove an edge in the CFG, then set
10548 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
10551 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
10553 * Makefile.in (stamp-collect-ld): Use
10554 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
10555 ./collect-ld if it already exists.
10556 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
10557 Don't remove ./nm if it already exists.
10559 2005-07-05 Devang Patel <dpatel@apple.com>
10561 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
10562 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
10563 * tree-vectorizer.c (vect_loop_location): New.
10564 (vect_print_dump_info): Use vect_loop_location.
10565 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
10566 (vectorize_loops): Set vect_loop_location.
10567 * tree-vect-analyze.c (vect_analyze_offset_expr,
10568 vect_determin_vectorization_factor, vect_analyze_operations,
10569 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
10570 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
10571 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
10572 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
10573 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
10574 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
10575 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
10576 vect_analyze_loop): Adjust vect_print_dump_info API.
10577 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
10578 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
10579 vect_finish_stmt_generation, vectorizable_assignment,
10580 vectorizable_operation, vectorizable_store, vectorizable_load,
10581 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
10582 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
10583 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
10584 vect_transform_loop): Same.
10585 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
10586 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
10589 2005-07-05 Randolph Chung <tausq@debian.org>
10591 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
10592 * configure: Regenerate.
10593 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
10594 (pa_tls_referenced_p): Declare.
10595 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
10596 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
10597 (legitimize_tls_address): New.
10598 (hppa_legitimize_address): Handle TLS addresses.
10599 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
10600 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
10601 (emit_move_sequence): Handle TLS addresses.
10602 (pa_encode_section_info): Call default handler to handle common
10604 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
10605 (CONSTANT_ADDRESS_P): Reject TLS operands.
10606 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
10607 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
10608 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
10609 (UNSPEC_TLSLE): Define new constants.
10610 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
10611 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
10612 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
10613 (tie_symbolic_operand, tle_symbolic_operand): New
10615 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
10617 * aclocal.m4: Update macros for autoconf 2.59 style.
10618 * configure.ac: Likewise.
10620 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10622 * pa.c (function_value): Handle small aggregates on 32-bit targets.
10623 (function_arg): Pass small aggregates in general registers on 32-bit
10625 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
10627 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
10629 * Makefile.in (final.o): Fix dependencies.
10631 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
10635 * langhooks.h (struct lang_hooks): Add expr_to_decl.
10636 * langhooks.c (lhd_expr_to_decl): New.
10637 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
10639 (LANG_HOOKS_INITIALIZER): Update.
10640 * tree.c (recompute_tree_invarant_for_addr_expr): Call
10641 expr_to_decl langhook.
10642 * c-tree.h (c_expr_to_decl): Declare.
10643 * c-typeck.c (c_expr_to_decl): New.
10644 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
10646 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
10648 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
10651 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
10652 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
10654 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
10656 * Makefile.in: Adjust dependencies.
10657 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
10658 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
10659 * alias.c (rest_of_handle_cfg, pass_cfg): New.
10660 * bb-reorder.c (duplicate_computed_gotos): Make it static.
10661 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
10662 rest_of_compilation.
10664 * bb-reorder.c (gate_duplicate_computed_gotos,
10665 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
10666 rest_of_handle_reorder_blocks, pass_reorder_blocks,
10667 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
10668 pass_partition_blocks): New.
10669 * bt-load.c (gate_handle_branch_target_load_optimize,
10670 rest_of_handle_branch_target_load_optimize,
10671 pass_branch_target_load_optimize): New.
10672 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
10674 * cfglayout.c (pass_insn_locators_initialize): New.
10675 * cfgrtl.c (pass_free_cfg): New.
10676 * combine.c (gate_handle_combine, rest_of_handle_combine,
10677 pass_combine): New.
10678 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
10679 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
10680 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
10681 * except.c (pass_set_nothrow_function_flags,
10682 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
10684 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
10685 rest_of_handle_shorten_branches, pass_shorten_branches,
10686 rest_of_clean_state, pass_clean_state): New.
10687 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
10688 rest_of_handle_remove_death_notes, pass_remove_death_notes,
10689 rest_of_handle_life, pass_life, rest_of_handle_flow2,
10691 * function.c (pass_instantiate_virtual_regs, pass_init_function,
10692 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
10693 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10694 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
10696 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
10697 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
10698 pass_rtl_ifcvt, gate_handle_if_after_combine,
10699 rest_of_handle_if_after_combine, pass_if_after_combine,
10700 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
10701 pass_if_after_reload): New.
10702 * integrate.c (pass_initial_value_sets): New.
10703 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
10704 pass_purge_lineno_notes): New.
10705 * mode-switching.c (rest_of_handle_mode_switching,
10706 pass_mode_switching): New.
10707 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
10708 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
10710 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
10711 pass_loop_optimize): New.
10712 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
10714 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
10716 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
10717 pass_postreload_cse): New.
10718 * profile.c (gate_handle_profiling, pass_profiling,
10719 rest_of_handle_branch_prob, pass_branch_prob): New.
10720 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
10721 pass_split_before_regstack, gate_handle_split_before_regstack,
10722 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
10723 rest_of_handle_split_all_insns, pass_split_all_insns): New.
10724 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
10725 pass_stack_regs): New.
10726 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
10727 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
10728 pass_stack_adjustments): New.
10729 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
10730 pass_regrename): New.
10731 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
10732 pass_delay_slots, gate_handle_machine_reorg,
10733 rest_of_handle_machine_reorg, pass_machine_reorg): New.
10734 * rtl.h (extern void purge_line_number_notes): New.
10735 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
10736 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
10738 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
10740 * value-prof.c (gate_handle_value_profile_transformations,
10741 rest_of_handle_value_profile_transformations,
10742 pass_value_profile_transformations): New.
10743 * var-tracking.c (gate_handle_var_tracking,
10744 pass_variable_tracking): New.
10745 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
10747 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
10748 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
10749 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
10750 rest_of_handle_old_regalloc, rest_of_handle_regrename,
10751 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
10752 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
10753 rest_of_handle_gcse2, rest_of_handle_regmove,
10754 rest_of_handle_tracer, rest_of_handle_if_conversion,
10755 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
10756 rest_of_handle_web, rest_of_handle_branch_prob,
10757 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
10758 rest_of_handle_jump_bypass, rest_of_handle_combine,
10759 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10760 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10761 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
10762 rest_of_handle_mode_switching, rest_of_handle_jump,
10763 rest_of_handle_eh, rest_of_handle_stack_adjustments,
10764 rest_of_handle_flow2, rest_of_handle_jump2,
10765 rest_of_handle_peephole2, rest_of_handle_postreload,
10766 rest_of_handle_shorten_branches, rest_of_clean_state,
10767 rest_of_compilation): Remove.
10769 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
10770 * passes.c (dump_flags, in_gimple_form, all_passes,
10771 all_ipa_passes, all_lowering_passes, register_one_dump_file,
10772 register_dump_files, next_pass_1, last_verified, execute_todo,
10773 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
10774 from tree-optimize.c.
10775 (init_optimization_passes): Moved from tree-optimize.c,
10776 adding the RTL optimizations.
10777 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
10778 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
10779 all_ipa_passes, all_lowering_passes, register_one_dump_file,
10780 register_dump_files, next_pass_1, last_verified, execute_todo,
10781 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
10782 init_tree_optimization_passes, ipa_passes): Delete.
10783 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
10785 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
10786 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
10788 (ipa_passes): Remove.
10789 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
10790 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
10791 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
10792 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
10793 (dump_info_p, dump_flag): Moved to tree-dump.h.
10795 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
10797 * passes.c (finish_optimization_passes): Use dump_begin
10798 and dump_end, TDI_end.
10799 (gate_rest_of_compilation): New.
10800 (pass_rest_of_compilation): Use it.
10801 (gate_postreload, pass_postreload): New.
10802 * toplev.c (general_init): Rename init_tree_optimization_passes.
10803 * toplev.h (init_tree_optimization_passes): Rename to
10804 init_optimizations_passes.
10805 * tree-dump.c (dump_flag): Make static.
10806 (dump_files): Remove RTL dumps.
10807 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
10808 pass_cleanup_cfg, pass_free_cfg_annotations,
10809 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
10810 pass_init_datastructures, pass_fixup_cfg): Make non-static.
10811 * tree-pretty-print.c: Include tree-pass.h.
10812 * cgraph.c: Include tree-dump.h.
10814 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
10816 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
10817 Only fall back to saying it points to readonly memory if
10818 we can't do better.
10820 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10822 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
10823 * config/m32r/m32r.c (m32r_compute_frame_size,
10824 m32r_expand_prologue): Take current_function_profile into
10825 account whenever we reference
10826 current_function_uses_pic_offset_table.
10827 (m32r_finalize_pic): Remove.
10828 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
10830 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
10832 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
10833 instead of $<. Don't remove ./as if it already exists.
10835 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10838 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
10839 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
10840 for complex modes when generating code for PA 1.0.
10841 (VALID_FP_MODE_P): New macro.
10842 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
10843 sets for all general and floating point modes. Align wide floating
10844 point modes to even register boundaries to comply with architectural
10846 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
10847 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
10848 (VALID_FP_MODE_P): New macro.
10849 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
10850 sets for all general and floating point modes. Align wide floating
10851 point modes to even register boundaries to comply with architectural
10854 2005-07-04 Diego Novillo <dnovillo@redhat.com>
10856 * tree-dump.c (dump_files): Initialize dump number for .cgraph
10859 2005-07-04 Diego Novillo <dnovillo@redhat.com>
10861 * tree-ssa-structalias.c: Don't include expr.h.
10863 2005-07-04 Diego Novillo <dnovillo@redhat.com>
10865 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
10868 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
10870 Fix PR tree-optimization/22279
10872 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
10875 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
10877 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
10879 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
10881 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
10882 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
10883 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
10884 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
10885 config/stormy16/stormy16.c, config/v850/v850.c,
10886 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
10887 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
10888 Avoid "." or "\n" at end of diagnostics and capital letters at
10889 start of diagnostics.
10890 * combine.c, cse.c: Don't translate dump file output.
10891 * toplev.c (print_version): Only translate output if going to
10894 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
10896 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
10897 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
10900 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10902 * pa.c (fix_range): Fix typo in comment.
10904 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
10906 * tree-vrp.c (extract_range_from_assert): Replace
10907 fold (build (...)) with fold_build2.
10909 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10911 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
10912 gcc_gfc_char_table, init_dynamic_gfc_info): New.
10913 (format_types_orig, handle_format_attribute): Add support for
10916 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
10918 * varasm.c (assemble_variable): Fix format specifier thinko.
10920 2005-07-03 Ira Rosen <irar@il.ibm.com>
10922 PR tree-optimization/22029 (and 22135)
10923 * tree-pretty-print.c (dump_generic_node): Check that the node is not
10924 a phi node before calling dump_vops.
10926 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
10928 * tree-dump.h (dump_string_field): Declare.
10929 * tree-dump.c: Use it instead of dump_string.
10930 (dump_string_field): Make non-static.
10932 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
10934 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
10935 up the minimal CFG stuff always when optimize > 0. Call
10936 split_all_insns_noflow in PIC case if needed.
10938 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
10939 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
10942 * c-decl.c (c_write_global_declarations): Dump contents of
10944 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
10945 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
10946 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
10947 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
10950 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
10952 * c-common.h (GCC_DIAG_STYLE): Define.
10953 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
10954 version for format checking to 4.1.
10955 * c-format.c: Include toplev.h after c-common.h.
10956 (enum format_type): Add gcc_tdiag_format_type.
10957 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
10958 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
10959 (format_types_orig): Add gcc_tdiag.
10960 (init_dynamic_diag_info): Support gcc_tdiag formats.
10961 (handle_format_attribute): Likewise.
10962 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
10963 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
10964 version for format checking to 4.1.
10965 (warning0, warning, error, pedwarn, sorry): Use
10966 ATTRIBUTE_GCC_DIAG.
10967 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
10968 (finish_aliases_1): Do not use %qE.
10969 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
10970 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
10971 Correct format bugs.
10972 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
10973 parameter to unsigned HOST_WIDE_INT.
10974 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
10976 2005-07-02 David Edelsohn <edelsohn@gnu.org>
10978 PR middle-end/21742
10979 * expr.c (write_complex_part): Use adjust_address for MEM.
10980 (read_complex_part): Same.
10982 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
10984 Fix PR tree-optimization/22280
10986 * tree-sra.c (generate_element_init): Remove useless loop.
10988 2005-07-02 Richard Henderson <rth@redhat.com>
10990 * config/alpha/alpha.c (alpha_legitimize_address): Check for
10992 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
10994 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
10996 PR middle-end/14490
10997 * fold-const.c (fold_binary): Handle the return value of
10998 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
10999 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
11001 2005-07-02 Jeff Law <law@redhat.com>
11003 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
11004 a eliminate type conversion which feeds an equality comparison
11005 if the original type or either operand in the comparison is a
11008 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
11010 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
11011 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
11013 * config/avr/avr.c: Do not use '`' as left quote.
11014 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
11015 Remove "." from end of diagnostics. Make diagnostics start with
11018 2005-07-02 Zack Weinberg <zack@codesourcery.com>
11019 Joseph S. Myers <joseph@codesourcery.com>
11021 * toplev.c (default_tree_printer): Handle setting location with
11023 * c-objc.common.c (c_tree_printer): Likewise.
11024 * c-format.c (gcc_diag_flag_specs): Add '+'.
11025 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
11026 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
11028 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
11029 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
11030 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
11031 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
11032 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
11033 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
11034 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
11035 format arguments where %J is used without %D.
11037 2005-07-02 Jakub Jelinek <jakub@redhat.com>
11039 * gcc.c (LINK_SSP_SPEC): Define.
11040 (link_ssp_spec): New variable.
11041 (LINK_COMMAND_SPEC): Add %(link_ssp).
11042 (static_specs): Add link_ssp_spec.
11043 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
11044 * configure: Rebuilt.
11045 * config.in: Rebuilt.
11047 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11048 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11049 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11050 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11051 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
11052 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
11053 -0x7008(2) instead of reading __stack_chk_guard variable.
11054 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
11056 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
11057 (stack_protect_set, stack_protect_test): Use *_tls* patterns
11058 if TARGET_THREAD_SSP_OFFSET is defined.
11059 (stack_tls_protect_set_si, stack_tls_protect_set_di,
11060 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
11063 2005-06-27 Richard Henderson <rth@redhat.com>
11064 * libgcc-std.ver (GCC_4.1.0): New.
11065 * libgcc.h (__stack_chk_guard): Declare.
11066 (__stack_chk_fail, __stack_chk_fail_local): Declare.
11067 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
11068 * mklibgcc.in (lib2funcs): Add them.
11070 2005-07-01 Richard Henderson <rth@redhat.com>
11072 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
11073 void * before struct sigcontext *.
11074 (x86_fallback_frame_state): Likewise.
11076 2005-07-01 James E. Wilson <wilson@specifixinc.com>
11078 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
11080 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11083 * tree-ssa-reassoc.c (should_transpose): Fix which operand
11084 we check for SSA_NAME for.
11086 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
11088 Fix PR tree-optimization/22071
11090 * tree-ssa-structalias.c (offset_overlaps_with_access): New
11092 (get_constraint_for_component_ref): Use it.
11094 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11097 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
11098 print out the last new line.
11100 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
11102 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
11103 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
11104 * config/cris/cris.c (cris_conditional_register_usage): Adjust
11105 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
11106 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
11107 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
11108 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
11109 (enum reg_class): New member CC0_REGS.
11110 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
11111 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
11112 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
11113 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
11114 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11115 Adjust for register now described.
11117 2005-07-01 Jakub Jelinek <jakub@redhat.com>
11120 * config/i386/i386.md (stack_protect_test_si,
11121 stack_protect_test_di): Add earlyclobber for scratch 3.
11122 * config/rs6000/rs6000.md (stack_protect_testsi,
11123 stack_protect_testdi): Add earlyclobber for scratch 3,
11124 remove earlyclobber from scratch 4.
11126 Older entries for 2005 can be found in ChangeLog-2005.