1 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2 Joseph S. Myers <joseph@codesourcery.com>
4 * doc/install.texi (*-*-freebsd*): Add proper format codes.
6 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
7 Rafael Avila de Espindola <espindola@google.com>
9 * gengtype.c (is_file_equal): New function.
10 (close_output_files): Use is_file_equal. Free of->buf.
12 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
13 Rafael Avila de Espindola <espindola@google.com>
15 * gengtype.c (write_types, write_local): Add the output_header
16 argument. Update all callers.
18 2009-09-22 Dodji Seketeli <dodji@redhat.com>
20 * dwarf2out.c (template_parameter_pack_die,
21 gen_formal_parameter_pack_die ): New functions.
22 (make_ith_pack_parameter_name): Remove this function.
23 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
24 DW_TAG_formal_parameter_pack.
25 (gen_generic_params_dies): Represent each template parameter pack
26 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
27 represented by usual DW_TAG_template_*_parameter DIEs that are
28 children of the DW_TAG_template_parameter_pack element DIE.
29 (generic_parameter_die): This doesn't deal with parameter pack
30 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children of
32 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
33 in certain cases, e.g. for pack elements.
34 (gen_formal_types_die, gen_decl_die): Adjust usage of
35 gen_formal_parameter_die.
36 (gen_subprogram_die): Represent each function parameter pack by a
37 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
38 represented by usual DW_TAG_formal_parameter DIEs that are children
39 of the DW_TAG_formal_parameter_pack DIE. Remove references to
40 ____builtin_va_alist decls as no part of the compiler uses those
42 * langhooks.h (struct lang_hooks_for_decls): Add
43 function_parm_expanded_from_pack_p, get_generic_function_decl
44 and function_parameter_pack_p hooks. Fix comment for
45 get_innermost_generic_parms hook.
46 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
47 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
48 macros and use them to initialize lang_hook.
50 2009-09-22 Richard Henderson <rth@redhat.com>
52 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
53 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
54 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
55 on TRAMPOLINE_TEMPLATE.
56 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
57 TRAMPOLINE_ADJUST_ADDRESS.
58 * targhooks.c (default_asm_trampoline_template): Remove.
59 (default_trampoline_adjust_address): Remove.
60 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
61 * targhooks.h: Update decls.
63 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
65 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
66 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
67 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
69 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
72 * reload1.c (reload): Reset debug insns with pseudos without
75 2009-09-22 Neil Vachharajani <nvachhar@google.com>
77 * testsuite/gcc.dg/pr40209.c: Add test case.
79 2009-09-22 Janis Johnson <janis187@us.ibm.com>
81 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
82 unconditional true for decimal float modes.
83 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
84 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
86 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
88 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
89 Enable a new case for __FreeBSD__ >= 7.
90 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
91 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
92 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
95 * doc/install.texi (*-*-freebsd*): Update target information.
97 2009-09-22 Richard Guenther <rguenther@suse.de>
100 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
101 arrays really properly.
103 2009-09-22 Richard Henderson <rth@redhat.com>
106 * target.h (struct gcc_target): Add asm_out.trampoline_template,
107 calls.static_chain, calls.trampoline_init,
108 calls.trampoline_adjust_address.
109 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
110 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
111 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
112 * builtins.c (expand_builtin_setjmp_receiver): Use
113 targetm.calls.static_chain; only clobber registers.
114 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
115 set up memory attributes properly for the trampoline block.
116 (expand_builtin_adjust_trampoline): Use
117 targetm.calls.trampoline_adjust_address.
118 * calls.c (prepare_call_address): Add fndecl argument. Use
119 targetm.calls.static_chain.
120 * df-scan.c (df_need_static_chain_reg): Remove.
121 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
122 consolodate static chain handling.
123 * doc/tm.texi: Document new hooks.
124 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
125 (init_emit_regs): Don't initialize them.
126 * expr.h (prepare_call_address): Update decl.
127 * final.c (profile_function): Use targetm.calls.static_chain.
128 * function.c (expand_function_start): Likewise.
129 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
130 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
131 only clobber registers.
132 * targhooks.c (default_static_chain): New.
133 (default_asm_trampoline_template, default_trampoline_init): New.
134 (default_trampoline_adjust_address): New.
135 * targhooks.h: Declare them.
136 * varasm.c (assemble_trampoline_template): Use
137 targetm.asm_out.trampoline_template. Make the memory block const
140 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
141 alpha_initialize_trampoline. Make static. Merge VMS parameter
142 differences into the TARGET_ABI_OPEN_VMS code block.
143 (TARGET_TRAMPOLINE_INIT): New.
144 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
145 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
146 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
147 (INITIALIZE_TRAMPOLINE): Remove.
149 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
150 (TRAMPOLINE_TEMPLATE): Merge with ...
151 (INITIALIZE_TRAMPOLINE): ... this and move ...
152 * config/arc/arc.c (arc_trampoline_init): ... here.
153 (TARGET_TRAMPOLINE_INIT): New.
155 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
156 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
157 (arm_asm_trampoline_template): New.
158 (arm_trampoline_init, arm_trampoline_adjust_address): New.
159 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
160 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
161 code to arm_asm_trampoline_template.
162 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
163 arm_trampoline_adjust_address.
164 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
165 adjust for target hook parameters.
167 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Remove.
169 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
170 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
171 (bfin_trampoline_init): Rename from initialize_trampoline;
172 make static; update for target hook parameters.
173 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
174 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
175 bfin_asm_trampoline_template.
176 (INITIALIZE_TRAMPOLINE): Remove.
178 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
179 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
180 cris_trampoline_init): New.
181 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
182 cris_asm_trampoline_template.
183 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
184 adjust for target hook parameters.
186 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
188 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
189 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
190 fr30_trampoline_init): New.
191 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
192 fr30_asm_trampoline_template.
193 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
194 adjust for target hook parameters.
196 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
197 (frv_trampoline_init): Rename from frv_initialize_trampoline;
198 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
199 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
200 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
202 * config/h8300/h8300.c (h8300_trampoline_init): New.
203 (TARGET_TRAMPOLINE_INIT): New.
204 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
205 to h8300_trampoline_init and adjust for hook parameters.
207 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
208 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
209 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
210 make static; adjust for hook parameters.
211 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
213 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
214 (TARGET_TRAMPOLINE_INIT): New.
215 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
216 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
217 iq2000_asm_trampoline_template.
218 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
219 (TRAMPOLINE_CODE_SIZE): New.
220 (TRAMPOLINE_SIZE): Use it.
221 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
223 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
224 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
225 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
226 adjust for hook parameters.
227 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
229 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
230 (m32r_trampoline_init): New.
231 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
232 m32r_trampoline_init.
234 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
235 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
236 make static; update for hook parameters.
237 * config/m68hc11/m68hc11-protos.h: Update.
238 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
240 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
241 (TARGET_TRAMPOLINE_INIT): New.
242 (mcore_function_value): Fix typo.
243 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
244 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
245 to mcore_asm_trampoline_template.
246 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
248 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
249 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
250 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
251 update for hook parameters.
252 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
254 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
255 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
256 mips_trampoline_init): New.
257 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
258 mips_asm_trampoline_template.
259 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
260 update for hook parameters.
262 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
263 (TARGET_TRAMPOLINE_INIT): New.
264 (mmix_trampoline_size): Remove.
265 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
266 make static. Remove out-of-date tetra vs octa comment.
267 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
268 make static; update for hook parameters.
269 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
270 (INITIALIZE_TRAMPOLINE): Remove.
271 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
272 (TRAMPOLINE_ALIGNMENT): New.
273 * gcc/config/mmix/mmix-protos.h: Update.
275 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
276 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
277 mn10300_trampoline_init): New.
278 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
279 mn10300_asm_trampoline_template.
280 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
282 * config/moxie/moxie.c (moxie_static_chain,
283 moxie_asm_trampoline_template, moxie_trampoline_init,
284 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
285 TARGET_TRAMPOLINE_INIT): New.
286 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
287 moxie_trampoline_init.
288 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
289 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
291 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
292 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
293 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
294 pa_trampoline_adjust_address): New.
295 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
296 pa_asm_trampoline_template.
297 (TRAMPOLINE_ALIGNMENT): New.
298 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
299 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
300 adjust for hook parameters.
301 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
303 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
304 (TARGET_TRAMPOLINE_INIT): New.
305 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
306 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
308 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
310 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
311 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
312 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
313 make static; adjust parameters for the hook.
314 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
316 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
317 s390_trampoline_template; make static.
318 (s390_trampoline_init): Rename from s390_initialize_trampoline;
319 make static; adjust for target hook.
320 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
321 * config/s390/s390-protos.h: Remove trampoline decls.
322 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
323 (TRAMPOLINE_TEMPLATE): Remove.
324 (TRAMPOLINE_ALIGNMENT): New.
326 * config/score/score-protos.h (score_initialize_trampoline): Remove.
327 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
328 (TARGET_TRAMPOLINE_INIT): New.
329 (score_asm_trampoline_template): New.
330 (score_trampoline_init): Rename from score_initialize_trampoline;
331 make static; adjust for hook parameters.
332 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
333 score[37]_asm_trampoline_template.
334 (INITIALIZE_TRAMPOLINE): Remove.
335 * config/score/score3.c (score3_asm_trampoline_template): New.
336 (score3_trampoline_init): Rename from score3_initialize_trampoline;
337 adjust for target hook.
338 * config/score/score7.c (score7_asm_trampoline_template): New.
339 (score7_trampoline_init): Rename from score7_initialize_trampoline;
340 adjust for target hook.
341 * config/score/score3.h, config/score/score7.h: Update.
343 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
344 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
345 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
346 (sh_trampoline_init): Rename from sh_initialize_trampoline;
347 make static; adjust for target hook parameters.
348 (sh_trampoline_adjust_address): New.
349 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
350 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
352 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
353 (sparc32_initialize_trampoline): Rename from
354 sparc_initialize_trampoline; make static; replace tramp parameter
355 with m_tramp and update memory accesses.
356 (sparc64_initialize_trampoline): Similarly.
357 (sparc_trampoline_init): New.
358 * config/sparc/sparc-protos.h: Remove trampoline decls.
359 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
360 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
362 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
363 (array_to_constant): Make ARR parameter const.
364 (spu_trampoline_init): Rename from spu_initialize_trampoline;
365 make static; update for hook parameters.
366 * config/spu/spu-protos.h: Update decls.
367 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
369 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
370 from xstormy16_initialize_trampoline; make static; update for
372 (TARGET_TRAMPOLINE_INIT): New.
373 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
375 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
376 (TARGET_TRAMPOLINE_INIT): New.
377 (v850_can_eliminate): Make static.
378 (v850_asm_trampoline_template, v850_trampoline_init): New.
379 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
380 v850_asm_trampoline_template.
381 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
382 and adjust for target hook parameters.
384 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
385 (TARGET_TRAMPOLINE_INIT): New.
386 (vax_asm_trampoline_template, vax_trampoline_init): New.
387 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
388 vax_asm_trampoline_template.
389 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
391 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
392 (TARGET_TRAMPOLINE_INIT): New.
393 (xtensa_asm_trampoline_template): Rename from
394 xtensa_trampoline_template; make static.
395 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
396 make static; update for hook parameters.
397 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
398 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
399 (INITIALIZE_TRAMPOLINE): Remove.
401 * config/i386/i386.c (ix86_function_regparm): Do not issue an
402 error for nested functions with regparm=3.
403 (ix86_compute_frame_layout): Adjust frame pointer offset for
404 ix86_static_chain_on_stack.
405 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
406 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
407 don't reset to UNITS_PER_WORD.
408 (ix86_emit_leave): Adjust ix86_cfa_state.
409 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
410 (ix86_static_chain): New.
411 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
412 make static; update for target hook parameters; use ix86_static_chain.
413 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
414 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
415 (INITIALIZE_TRAMPOLINE): Remove.
416 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
417 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
418 to the end. Add static_chain_on_stack.
419 (ix86_static_chain_on_stack): New.
421 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
422 (m68k_output_mi_thunk): Don't use static_chain_rtx.
423 (m68k_trampoline_init): New.
424 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
425 m68k_trampoline_init and adjust for hook parameters.
426 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
427 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
429 2009-09-22 Jakub Jelinek <jakub@redhat.com>
431 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
432 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
434 * reload1.c (reload): Call wrap_constant when substituting
435 reg for equiv inside of DEBUG_INSNs.
438 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
439 add_call_src_coords_attributes, add_high_low_attributes,
440 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
441 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
442 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
443 when -gdwarf-2 -gstrict-dwarf.
444 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
445 -gdwarf-[23] -gstrict-dwarf.
446 (address_of_int_loc_descriptor, loc_descriptor,
447 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
448 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
449 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
451 2009-09-22 Richard Guenther <rguenther@suse.de>
453 PR tree-optimization/41428
454 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
455 (ccp_finalize): Pass it to substitute_and_fold.
457 2009-09-22 Richard Guenther <rguenther@suse.de>
459 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
460 (substitute_and_fold): Adjust prototype.
461 * tree-vrp.c (vrp_evaluate_conditional): Make static.
462 (simplify_stmt_using_ranges): Likewise.
463 (fold_predicate_in): Move here from tree-ssa-propagate.c.
464 (vrp_fold_stmt): New function.
465 (vrp_finalize): Pass it to substitute_and_fold.
466 * tree-flow.h (vrp_evaluate_conditional): Remove.
467 (simplify_stmt_using_ranges): Likewise.
468 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
469 * tree-ssa-copy.c (fini_copy_prop): Likewise.
470 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
472 (fold_predicate_in): Move to tree-vrp.c.
473 (substitute_and_fold): Use the callback instead of calling into
474 tree-vrp.c functions directly.
476 2009-09-22 Jakub Jelinek <jakub@redhat.com>
478 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
479 comparison warning on rs6000.
482 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
483 GIMPLE_EH_MUST_NOT_THROW cleanup.
484 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
486 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
489 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
490 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
491 LIB_SPEC for darwin10 and later since it always uses the unwinder in
492 libSystem which is derived from the gcc 4.2.1 unwinder.
494 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
497 * varasm.c (default_encode_section_info): Copy TLS model into
498 sym_ref flags regardless of backend support for TLS, for all
499 model types except TLS_MODEL_EMULATED.
501 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
504 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
505 we can handle it correctly.
507 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
509 * doc/install.texi (os2): Remove section.
511 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
513 * doc/standards.texi (Objective-C): Adjust two URLs.
515 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
517 * tree-tailcall.c (process_assignment): Don't check if a multiplication
518 or an addition are already present.
519 (find_tail_calls): Combine multiple additions and multiplications.
520 (adjust_accumulator_values): Emit accumulators.
522 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
524 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
525 xmm register restore.
527 2009-09-21 Jan Hubicka <jh@suse.cz>
529 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
530 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
533 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
535 * stor-layout.c (layout_type): Remove obsolete code.
537 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
540 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
542 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
545 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
546 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
547 (fold_builtin_2, do_mpc_arg1): Update accordingly.
548 * fold-const.c (const_binop): Likewise.
549 * real.h (do_mpc_arg2): Update prototype.
551 2009-09-20 Jan Hubicka <jh@suse.cz>
553 * dwarf2out.c (add_const_value_attribute): Return true if successful.
554 (add_location_or_const_value_attribute): Rewrite using loc_list_from_tree.
555 (tree_add_const_value_attribute): Return true if successful.
556 (tree_add_const_value_attribute_for_decl): Likewise.
558 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
559 (loc_descriptor): ... here;
560 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
561 (cst_pool_loc_descr): Break out from ...; do not reffer constant
562 pool items that was not marked for output.
563 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
564 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
565 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
566 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
567 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
568 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
569 DW_OP_stack_value to get address of items that are not available
571 (dw_loc_list): Handle single element lists correctly.
573 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
574 Pascal Obry <obry@adacore.com>
576 * unwind-dw2-fde.c (classify_object_over_fdes):
577 Cast the constant 1 to _Unwind_Ptr.
578 (add_fdes): Likewise.
579 (linear_search_fdes): Likewise.
581 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
583 * stor-layout.c (set_sizetype): Avoid useless type copy.
585 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
587 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
589 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
590 * configure, config.in: Regenerate.
591 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
593 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
594 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
595 for global data if the output could be used in a shared library.
596 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
597 to 0 if TARGET_WRITABLE_EH_FRAME.
599 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
601 PR rtl-optimization/39886
602 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
603 just when insn is equal to BB_END (bb).
605 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
607 * config/mips/mips.opt (mrelax-pic-calls): New option.
608 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
610 (mips_unspec_call): Change "unspec_call" expander into this.
611 (mips_strip_unspec_call): New function.
612 (mips_got_load): Call mips_unspec_call instead of
613 gen_unspec_call<mode>.
614 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
616 (mips_cfg_in_reorg): New function.
617 (mips16_lay_out_constants): Use it to decide whether to call
618 CFG-aware insn splitting.
619 (r10k_insert_cache_barriers): Move CFG set-up code from here to
620 mips_reorg. Move DF set-up code from here ...
621 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
623 (mips_reorg): Call mips_df_reorg instead of
624 r10k_insert_cache_barriers. Move CFG set-up code here from
625 r10k_insert_cache_barriers.
626 (mips_call_expr_from_insn): New function.
627 (mips_pic_call_symbol_from_set): Likewise.
628 (mips_find_pic_call_symbol): Likewise.
629 (mips_annotate_pic_call_expr): Likewise.
630 (mips_get_pic_call_symbol): Likewise.
631 (mips_annotate_pic_calls): Likewise.
632 (mips_override_options): Disable -mrelax-pic-calls unless PIC
634 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
635 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
636 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
638 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
639 (unspec_call<mode>): Remove it.
640 (sibcall_internal, sibcall_value_internal,
641 sibcall_value_multiple_internal, call_internal, call_split,
642 call_value_internal, call_value_split,
643 call_value_multiple_internal, call_value_multiple_split): Pass
644 SIZE_OPNO to MIPS_CALL.
645 (call_internal_direct, call_direct_split,
646 call_value_internal_direct, call_value_direct_split): Pass -1 as
647 SIZE_OPNO to MIPS_CALL.
648 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
649 * configure: Regenerate.
650 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
651 and -mno-relax-pic-calls.
652 (MIPS Options): Document -mrelax-pic-calls
653 and -mno-relax-pic-calls.
655 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
658 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
659 in the directory this rule is called from, rather than the
660 toplevel 'gcc' directory, to fix in-tree build.
662 2009-09-19 Chris Demetriou <cgd@google.com>
664 PR preprocessor/28435:
665 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
666 to cpplib that the preprocessor output is needed.
668 2009-09-19 Jakub Jelinek <jakub@redhat.com>
670 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
671 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
672 *return_and_restore_fpregs_<mode>,
673 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
676 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
677 instead of assuming it has always a REG inside of it.
679 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
681 * config/freebsd.h: Update comment on types.
684 2009-09-18 Jason Merrill <jason@redhat.com>
686 * c.opt: Add -fno-deduce-init-list.
688 2009-09-18 Neil Vachharajani <nvachhar@google.com>
690 * value-prof.c (interesting_stringop_to_profile_p): Added output
691 argument to indicate which parameter is the size parameter.
692 * value-prof.c (gimple_stringop_fixed_value): Use
693 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
694 * value-prof.c (gimple_stringops_transform): Update call sites to
695 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
696 * testsuite/gcc.dg/tree-prof/val-prof-7.c: Added test case.
698 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
701 From David Binderman <dcb314@hotmail.com>:
702 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
703 local variable f. Remove stale comments.
704 (ix86_compute_frame_layout): Remove useless local variable total_size.
706 (legitimate_address_p): Remove useless local variables
707 reason_rtx and reason.
708 (ix86_split_copysign_const): Remove useless local variable op1.
709 (scale_counter): Remove useless local variable piece_size_mask.
711 2009-09-18 Jakub Jelinek <jakub@redhat.com>
713 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
716 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
719 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
721 2009-09-17 Jakub Jelinek <jakub@redhat.com>
723 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
726 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
728 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
729 DW_OP_implicit_value even without dwarf_version 4.
731 2009-09-17 Jan Hubicka <jh@suse.cz>
733 * dwarf2out.c: Include tree-pass.h and gimple.h.
734 (loc_list_plus_const): New function.
735 (loc_descriptor_from_tree_1): Rename to ...
736 (loc_descriptor_from_tree): ... remove original.
737 (loc_list_from_tree): New function.
738 (add_AT_location_description): Accept location list.
739 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
740 (concatn_mem_loc_descriptor): Remove.
741 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
743 (secname_for_decl): Move up.
744 (hidden_reference_p): New function; break out from ...
745 (loc_by_refernece): ... here; move up.
746 (dw_loc_list): New function.
747 (single_element_loc_list): New function.
748 (single_element_loc_list_p): New function.
749 (add_loc_descr_to_each): New function.
750 (add_loc_list): New function.
751 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
752 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
753 add diagnostics why expansion failed.
754 (add_location_or_const_value_attribute): Support location lists.
755 (add_bound_info): Likewise.
756 (descr_info_loc): Update call of loc_descriptor_from_tree.
757 (gen_variable_die): Work on location lists.
758 * final.c (pass_final): Add dump file.
759 * Makefile.in (dwarf2out.o): Add new dependencies.
761 2009-09-17 Janis Johnson <janis187@us.ibm.com>
764 * real.c decimal_from_integer, decimal_integer_string): New.
765 (real_from_integer): Use them as special case for decimal float.
766 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
767 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
768 Do not append zero after the decimal point in string to convert.
770 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
772 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
773 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
775 2009-09-17 Martin Jambor <mjambor@suse.cz>
777 * common.opt (fipa-sra): New switch.
778 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
779 * timevar.def (TV_IPA_SRA): New timevar.
780 * params.def (ipa-sra-ptr-growth-factor): New parameter.
781 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
782 * tree-sra.c: Include cgraph.c.
783 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
784 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
785 and grp_not_necessarilly_dereferenced.
786 (func_param_count): New variable.
787 (encountered_apply_args): New variable.
788 (bb_dereferences): New variable.
789 (final_bbs): New variable.
790 (no_accesses_representant): New variable.
791 (no_accesses_p): New function.
792 (dump_access): Dump the new fields.
793 (sra_initialize): Set encountered_apply_args to false.
794 (get_ssa_base_param): New function.
795 (mark_parm_dereference): New function.
796 (create_access): Caring for INIDRECT_REFs and different handling of
797 varialble length accesses in early IPA SRA. Store the stmt - a new
798 parameter - to the new access.
799 (build_access_from_expr_1): New parameter stmt, passed to
800 create_access. Handle INDIRECT_REFs.
801 (build_access_from_expr): Pass the current statement to
802 build_access_from_expr_1.
803 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
805 (build_accesses_from_assign): Pass the current statement to
806 build_access_from_expr_1. Do not create assign links in IPA-SRA.
807 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
808 final_bbs when necessary. Check for calls to __builtin_apply_args.
809 Fixup EH info if anythng was changed.
810 (is_unused_scalar_param): New function.
811 (ptr_parm_has_direct_uses): New function.
812 (find_param_candidates): New function.
813 (mark_maybe_modified): New function.
814 (analyze_modified_params): New function.
815 (propagate_dereference_distances): New function.
816 (dump_dereferences_table): New function.
817 (analyze_caller_dereference_legality): New function.
818 (unmodified_by_ref_scalar_representative): New function.
819 (splice_param_accesses): New function.
820 (decide_one_param_reduction): New function.
821 (enum ipa_splicing_result): New type.
822 (splice_all_param_accesses): New function.
823 (get_param_index): New function.
824 (turn_representatives_into_adjustments): New function.
825 (analyze_all_param_acesses): New function.
826 (get_replaced_param_substitute): New function.
827 (get_adjustment_for_base): New function.
828 (replace_removed_params_ssa_names): New function.
829 (sra_ipa_reset_debug_stmts): New function.
830 (sra_ipa_modify_expr): New function.
831 (sra_ipa_modify_assign): New function.
832 (convert_callers): New function.
833 (modify_function): New function.
834 (ipa_sra_preliminary_function_checks): New function.
835 (ipa_early_sra): New function.
836 (ipa_early_sra_gate): New function.
837 (pass_early_ipa_sra): New variable.
838 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
840 2009-09-17 Michael Matz <matz@suse.de>
843 * tree.c (build_type_attribute_qual_variant): Export.
844 * tree.h (build_type_attribute_qual_variant): Declare.
845 * tree-inline.c (remap_type_1): Use it to build variants with
846 the original qualifiers and attributes.
848 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
850 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
851 without a fallthrough edge.
853 2009-09-16 DJ Delorie <dj@redhat.com>
855 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
856 chip and ignore the "fast_interrupt" attribute if so.
858 2009-09-16 Richard Henderson <rth@redhat.com>
861 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
864 2009-09-16 Richard Henderson <rth@redhat.com>
867 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
868 is set only if DECL_NO_STATIC_CHAIN is unset.
869 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
870 (FOR_EACH_NEST_INFO): New.
871 (walk_all_functions): Use it.
872 (finalize_nesting_tree): Likewise.
873 (unnest_nesting_tree): Likewise.
874 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
875 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
876 (convert_gimple_call): Early out if gimple_call_chain already set.
877 (convert_all_function_calls): Iterate until no new functions
878 require a static chain.
879 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
880 when building a trampoline. Use dump_function_to_file instead
882 (lower_nested_functions): Open dump_file. Validate that decls
883 that have DECL_NO_STATIC_CHAIN from the front end don't have that
884 bit reset by this pass.
886 2009-09-16 Michael Matz <matz@suse.de>
889 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
890 shorten decl_common_unused.
891 (DECL_RESTRICTED_P): New accessor.
892 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
893 to disambiguate marked decls and restrict pointers.
895 2009-09-16 Richard Henderson <rth@redhat.com>
898 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
900 2009-09-16 Jakub Jelinek <jakub@redhat.com>
902 * integrate.c (set_block_abstract_flags): Call
903 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
905 2009-09-16 Richard Guenther <rguenther@suse.de>
908 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
911 2009-09-16 DJ Delorie <dj@redhat.com>
912 Kaz Kojima <kkojima@gcc.gnu.org>
914 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
915 (sh_expand_prologue): Update calls to output_stack_adjust.
916 (sh_expand_epilogue): Likewise.
918 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
921 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
922 trying to limit the extent of searches in the insn stream.
924 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
925 Jakub Jelinek <jakub@redhat.com>
929 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
931 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
932 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
933 (rs6000_savres_strategy): Always save FP registers inline if the
934 target doesn't support hardware double-precision. Set the above
935 bits in return value when needed.
936 (rs6000_savres_routine_sym): Fix computation for cache selector.
937 Mark the generated symbol as a function. Rename exitp argument to
938 lr. Move code for determining the name of the symbol...
939 (rs6000_savres_routine_name): ...here. New function. Add cases for
940 getting the names right on AIX and 64-bit Linux.
941 (savres_routine_name): New variable.
942 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
943 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
944 on what the target routine uses as a base register. If savep && lr
945 describe saving of r0 into memory slot.
946 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
947 line calls for AIX ABI.
948 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
949 determine FP save/restore functions.
950 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
951 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
953 (rs6000_emit_epilogue): Adjust computation of restore_lr.
954 Duplicate restoration of LR and execute the appropriate one
955 depending on whether GPRs are being restored inline. Set r11 from
956 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
957 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
958 Fix out of line calls for AIX ABI.
959 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
961 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
963 (*restore_gpregs_spe): Likewise.
964 (*return_and_restore_gpregs_spe): Likewise.
965 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
966 Define to empty string unconditionally.
967 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
968 Define to empty string unconditionally.
969 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
972 2009-09-15 Jan Hubicka <jh@suse.cz>
974 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
975 * params.def (inline-insns-auto): Likewise.
977 2009-09-15 Martin Jambor <mjambor@suse.cz>
979 * ipa-inline.c (estimate_function_body_sizes): Dump info about
980 individual statements only at TDF_DETAILS dump level. Format
981 source for 80 characters per line.
983 2009-09-15 Christian Bruel <christian.bruel@st.com>
985 * regrename.c (do_replace): Update REG_DEAD notes.
987 2009-09-15 Revital Eres <eres@il.ibm.com>
989 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
990 * targhooks.c (default_builtin_support_vector_misalignment):
991 New builtin function.
992 * targhooks.h (default_builtin_support_vector_misalignment):
994 * target.h (builtin_support_vector_misalignment):
995 New field in struct gcc_target.
996 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
997 new builtin function.
998 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
1000 * config/rs6000/rs6000.c
1001 (rs6000_builtin_support_vector_misalignment): New function.
1002 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
1004 2009-09-15 Jie Zhang <jie.zhang@analog.com>
1006 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
1008 (bfin_optimize_loop): Likewise.
1009 (bfin_gen_bundles): Likewise.
1010 (workaround_speculation): Likewise.
1011 (find_load): Return NULL_RTX for debug_insn.
1013 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
1015 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
1018 2009-09-14 DJ Delorie <dj@redhat.com>
1020 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
1021 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
1024 2009-09-14 Richard Henderson <rth@redhat.com>
1025 Jakub Jelinek <jakub@redhat.com>
1027 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
1028 * cfgbuild.c (make_edges): Handle asm goto.
1029 * cfglayout.c (fixup_reorder_chain): Likewise.
1030 * cfgrtl.c (patch_jump_insn): Likewise.
1031 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
1032 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
1033 (gimple_build_asm_vec): Add and use labels parameter.
1034 (gimple_build_asm): Remove.
1035 (walk_gimple_asm): Walk labels too.
1036 * gimple.def (GIMPLE_ASM): Update docs.
1037 * gimple.h: Update decls.
1038 (struct gimple_statement_asm): Change nc to use unsigned char;
1040 (gimple_asm_nlabels): New.
1041 (gimple_asm_label_op, gimple_asm_set_label_op): New.
1042 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
1043 into gimple_build_asm_vec.
1044 * jump.c (mark_jump_label_asm): New.
1045 (mark_jump_label): Use it.
1046 (redirect_jump_1): Handle asm goto.
1047 (invert_jump_1): Soft fail if X is null.
1048 * recog.c (extract_asm_operands): New.
1049 (asm_noperands): Use it; handle asm labels.
1050 (decode_asm_operands): Use extract_asm_operands.
1051 (asm_operand_ok): Properly handle empty string.
1052 * reg-stack.c (get_asm_operands_in_out): Rename from
1053 get_asm_operand_n_inputs; use extract_asm_operands; return both
1054 inputs and outputs by reference; update all callers.
1055 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
1056 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
1057 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
1058 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
1059 (extract_asm_operands): Declare.
1060 * stmt.c (expand_asm_operands): Add and use labels parameter.
1061 (check_unique_operand_names): Likewise.
1062 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
1063 (expand_asm_stmt): Handle asm labels.
1064 * tree-cfg.c (make_gimple_asm_edges): New.
1065 (make_edges): Use it.
1066 (cleanup_dead_labels): Handle asm labels.
1067 (is_ctrl_altering_stmt): Likewise.
1068 (gimple_redirect_edge_and_branch): Likewise.
1069 * tree.def (ASM_EXPR): Add 5th operand.
1070 * tree.h (ASM_LABELS): New.
1071 (resolve_asm_operand_names): Update decl.
1073 * c-parser.c (c_parser_asm_statement): Parse asm goto.
1074 (c_parser_asm_goto_operands): New.
1075 * c-tree.h (build_asm_expr): Update decl.
1076 * c-typeck.c (build_asm_expr): Add and use labels parameter.
1077 * doc/extend.texi: Document asm goto.
1079 2009-09-14 Richard Henderson <rth@redhat.com>
1081 * except.h: Update declarations.
1082 (struct pointer_map_t): Forward declare.
1083 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
1084 (struct eh_landing_pad_d, eh_landing_pad): New.
1085 (struct eh_catch_d, eh_catch): New.
1086 (struct eh_region_d): Remove next_region_sharing_label, aka,
1087 label, tree_label, landing_pad, post_landing_pad, resume,
1088 may_contain_throw. Rename region_number to index. Remove
1089 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
1090 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
1091 (VEC(eh_landing_pad,gc)): New.
1092 (struct eh_status): Remove last_region_number. Add lp_array,
1093 throw_stmt_table, ttype_data, ehspec_data.
1094 (ehr_next, FOR_ALL_EH_REGION_AT): New.
1095 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
1096 * except.c (lang_protect_cleanup_actions): Return tree.
1097 (struct ehl_map_entry): Remove.
1098 (init_eh_for_function): Push zero entries for region and lp_array.
1099 (gen_eh_region): Add to region_array immediately.
1100 (gen_eh_region_catch): Operate on eh_catch objects.
1101 (gen_eh_landing_pad): New.
1102 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
1103 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
1104 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
1105 (get_eh_landing_pad_from_number_fn): New.
1106 (get_eh_landing_pad_from_number): New.
1107 (get_eh_region_from_lp_number_fn): New.
1108 (get_eh_region_from_lp_number): New.
1109 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
1110 (get_exception_pointer, get_exception_filter): Remove.
1111 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
1112 (current_function_has_exception_handlers): Simplify.
1113 (bring_to_root, eh_region_replaceable_by_p): Remove.
1114 (replace_region, hash_type_list, hash_eh_region): Remove.
1115 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
1116 (label_to_region_map, num_eh_regions): Remove.
1117 (get_next_region_sharing_label, must_not_throw_labels): Remove.
1118 (find_exception_handler_labels): Remove.
1119 (duplicate_eh_regions_0, find_prev_try): Remove.
1120 (struct duplicate_eh_regions_data): New.
1121 (duplicate_eh_regions_1): Rewrite.
1122 (duplicate_eh_regions): Return a pointer map instead of an
1124 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
1125 (redirect_eh_edge_to_label): Remove.
1126 (eh_region_outermost): Rewrite using eh_region pointers
1127 instead of integers.
1128 (add_ttypes_entry): Update for ttype_data move to eh_status.
1129 (add_ehspec_entry): Rewrite with VEC instead of varray.
1130 (assign_filter_values): Likewise. Export.
1131 (build_post_landing_pads, connect_post_landing_pads): Remove.
1132 (dw2_build_landing_pads): Rewrite to use lp_array.
1133 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
1134 (sjlj_assign_call_site_values): Rewrite to use lp_array.
1135 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
1136 (sjlj_mark_call_sites): Update for landing pad numbers.
1137 (finish_eh_generation): Rewrite.
1138 (gate_handle_eh): Do nothing for no eh tree.
1139 (pass_rtl_eh): Move up near finish_eh_generation.
1140 (remove_eh_landing_pad): New.
1141 (remove_eh_handler): Export.
1142 (remove_eh_region, remove_eh_handler_and_replace): Remove.
1143 (for_each_eh_label): Rewrite to use lp_array.
1144 (make_reg_eh_region_note): New.
1145 (make_reg_eh_region_note_nothrow_nononlocal): New.
1146 (insn_could_throw_p): New.
1147 (copy_reg_eh_region_note_forward): New.
1148 (copy_reg_eh_region_note_backward): New.
1149 (check_handled, add_reachable_handler): Remove.
1150 (reachable_next_level, foreach_reachable_handler): Remove.
1151 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
1152 (get_eh_region_and_lp_from_rtx): New.
1153 (get_eh_region_from_rtx): New.
1154 (can_throw_internal_1, can_throw_external_1): Remove.
1155 (can_throw_internal): Use get_eh_region_from_rtx.
1156 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
1157 (insn_nothrow_p, can_nonlocal_goto): New.
1158 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
1159 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
1160 (add_action_record): Use VEC not varray.
1161 (collect_one_action_chain): Update for eh_region changes.
1162 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
1163 Use get_eh_region_and_lp_from_rtx.
1164 (gate_convert_to_eh_region_ranges): New.
1165 (pass_convert_to_eh_region_ranges): Use it.
1166 (push_uleb128, push_sleb128): Use VEC not varray.
1167 (output_one_function_exception_table): Likewise.
1168 (dump_eh_tree): Update for eh_region changes.
1169 (verify_eh_tree): Likewise.
1170 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
1171 * tree-eh.c: Include target.h.
1172 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
1173 Don't disallow GIMPLE_RESX; adjust argument check.
1174 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
1175 (record_stmt_eh_region): Update for landing pad numbers;
1176 generate a landing pad if necessary.
1177 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
1178 (remove_stmt_from_eh_lp_fn): Similarly.
1179 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
1180 Update for lp numbers; don't special case missing throw_stmt_table.
1181 (lookup_expr_eh_lp): Similarly.
1182 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
1183 (eh_seq, eh_region_may_contain_throw): New.
1184 (struct leh_state): Add ehp_region.
1185 (struct leh_tf_state): Remove eh_label.
1186 (emit_post_landing_pad): New.
1187 (emit_resx, emit_eh_dispatch): New.
1188 (note_eh_region_may_contain_throw): New.
1189 (frob_into_branch_around): Take eh_region not eh label;
1190 emit eh code into eh_seq.
1191 (honor_protect_cleanup_actions): Early exit for no actions. Don't
1192 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
1193 lower_eh_must_not_throw. Emit code to eh_seq.
1194 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
1195 (lower_try_finally_onedest): Likewise.
1196 (lower_try_finally_copy): Likewise.
1197 (lower_try_finally_switch): Likewise.
1198 (lower_try_finally): Initialize ehp_region.
1199 (lower_catch): Update for eh_catch objects.
1200 (lower_eh_filter): Don't handle must_not_throw.
1201 (lower_eh_must_not_throw): New.
1202 (lower_cleanup): Don't set eh_label.
1203 (lower_eh_constructs_2): Resolve eh builtins.
1204 Handle GIMPLE_EH_MUST_NOT_THROW.
1205 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
1206 Add eh_seq to the end of the function body.
1207 (make_eh_dispatch_edges): New.
1208 (make_eh_edge): Remove.
1209 (make_eh_edges): Simplify for landing pads.
1210 (redirect_eh_edge_1): New.
1211 (redirect_eh_edge): Use it.
1212 (redirect_eh_dispatch_edge): New.
1213 (stmt_could_throw_p): Use a switch. Allow RESX.
1214 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
1215 (stmt_can_throw_internal): Likewise.
1216 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
1217 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
1218 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
1219 (gate_refactor_eh): New.
1220 (pass_refactor_eh): Use it.
1221 (lower_resx, execute_lower_resx, pass_lower_resx): New.
1222 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
1223 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
1224 (remove_unreachable_handlers): Rename from
1225 tree_remove_unreachable_handlers; rewrite for landing pads;
1226 call remove_eh_handler directly.
1227 (remove_unreachable_handlers_no_lp): New.
1228 (unsplit_eh, unsplit_all_eh): New.
1229 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
1230 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
1231 (cleanup_empty_eh_unsplit): New.
1232 (cleanup_empty_eh): Rewrite.
1233 (cleanup_all_empty_eh): New.
1234 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
1235 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
1236 (gate_cleanup_eh): New.
1237 (pass_cleanup_eh): Use it.
1238 (verify_eh_edges): Move later in file. Expect one EH edge.
1239 (verify_eh_dispatch_edge): New.
1241 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
1242 (gtype-desc.o): Add TARGET_H.
1243 (tree.o): Use EXCEPT_H, not except.h.
1244 (cfgbuild.o): Add EXPR_H.
1245 (GTFILES): Add vecprim.h.
1246 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
1247 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
1248 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
1249 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
1250 * calls.c (emit_call_1): Use make_reg_eh_region_note.
1251 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
1252 calls to can_throw_internal.
1253 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
1254 (make_edges): Don't handle RESX; use can_nonlocal_goto.
1255 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
1256 (expand_gimple_stmt): Use make_reg_eh_region_note.
1257 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
1258 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
1259 or find_exception_handler_labels.
1260 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
1261 there is exacly one EH edge. Use can_nonlocal_goto and
1263 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
1264 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
1265 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
1266 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
1267 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
1268 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
1269 * dse.c (scan_insn): Use insn_could_throw_p.
1270 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
1271 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
1272 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
1273 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
1274 EXC_PTR_EXPR or FILTER_EXPR.
1275 (tree_expr_nonzero_warnv_p): Likewise.
1276 * function.h: Include vecprim.h, not varray.h
1277 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
1278 move ttype_data and ehspec_data members to struct eh_status; change
1279 action_record_data member to a VEC.
1280 * gcse.c (hash_scan_set): Use can_throw_internal.
1281 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
1282 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
1283 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
1284 (block_may_fallthru): Don't handle RESX_EXPR.
1285 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
1286 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
1287 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
1288 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
1289 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
1290 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
1291 (gimple_size): Likewise.
1292 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
1293 (gimple_build_resx): Use gimple_build_with_ops.
1294 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
1295 (is_gimple_val): Likewise.
1296 (is_gimple_stmt): Remove RESX_EXPR.
1297 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
1298 (GIMPLE_RESX): Reorder with other EH constructs.
1299 * gimple.h (struct gimple_statement_eh_mnt): New.
1300 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
1301 (gimple_eh_filter_must_not_throw): Remove.
1302 (gimple_eh_filter_set_must_not_throw): Remove.
1303 (gimple_eh_must_not_throw_fndecl): New.
1304 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
1305 (is_gimple_resx): New.
1306 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
1307 Don't copy EH_FILTER_MUST_NOT_THROW.
1308 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
1309 * ipa-inline.c (estimate_function_body_sizes): Don't try to
1310 handle must_not_throw_labels specially.
1311 * ipa-pure-const.c (check_call): Update debug statement for LP.
1312 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
1313 * ipa-utils.c (get_base_var): Likewise.
1314 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
1315 * lower-subreg.c (move_eh_region_note): Remove.
1316 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
1317 * omp-low.c (new_omp_context): Update for eh_lp_nr.
1318 (create_task_copyfn): Likewise.
1319 (maybe_catch_exception): Use gimple_build_eh_filter.
1320 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
1321 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
1322 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
1323 and pass_lower_resx.
1324 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
1325 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
1326 can_throw_internal, can_nonlocal_goto.
1327 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
1328 copy_reg_eh_region_note_forward.
1329 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
1330 (emit_output_reload_insns): Likewise.
1331 (copy_eh_notes): Remove.
1332 * rtl.def (RESX): Remove.
1333 * rtl.h: Update declarations.
1334 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
1335 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
1336 (update_eh_label): Remove.
1337 (cleanup_dead_labels_eh): New.
1338 (cleanup_deal_labels): Use it instead of update_eh_label.
1339 (gimple_merge_blocks): Update landing pad data structure when
1340 removing a landing pad label.
1341 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
1342 test; handle GIMPLE_EH_MUST_NOT_THROW.
1343 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
1344 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
1345 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
1346 (verify_stmt): Likewise. Verify landing pads.
1347 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
1348 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
1349 (struct move_stmt_d): Add eh_map.
1350 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
1351 (move_stmt_r): Remap eh region numbers in builtin calls,
1352 resx and eh_dispatch.
1353 (move_block_to_fn): Remove eh_offset parameter. Use
1354 maybe_duplicate_eh_stmt_fn.
1355 (find_outermost_region_in_block): Operate on eh_region pointers
1356 instead of region numbers.
1357 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
1358 duplicate_eh_regions.
1359 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
1360 test earlier. Disallow EH landing pads.
1361 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
1362 * tree-flow.h: Update declarations.
1363 (struct tree_ann_common_d): Replace rn with lp_nr.
1364 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
1365 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
1366 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
1367 resx and eh_dispatch.
1368 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
1369 (copy_edges_for_bb): Use make_eh_dispatch_edges.
1370 (copy_cfg_body): Expect eh_map instead of eh_region_offset
1371 from duplicate_eh_regions.
1372 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
1373 update RESX; handle EH_DISPATCH.
1374 (expand_call_inline): Set eh_lp_nr, not eh_region.
1375 (maybe_inline_call_in_expr): Likewise.
1376 * tree-inline.h (struct copy_body_data): Replace eh_region with
1377 eh_lp_nr, eh_region_offset with eh_map.
1378 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
1379 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
1380 * tree-pretty-print.c (dump_generic_node): Don't handle
1381 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
1382 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
1383 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
1384 EXC_PTR_EXPR, FILTER_EXPR.
1385 * tree-ssa-operands.c (get_expr_operands): Likewise.
1386 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
1387 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1388 (ao_ref_init_from_vn_reference): Likewise.
1389 * tree-ssa-sink.c (statement_sink_location): Likewise.
1390 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1391 (mark_virtual_phi_result_for_renaming): Export. Tidy.
1392 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
1393 EXC_PTR_EXPR, FILTER_EXPR.
1394 (is_exception_related): Remove.
1395 (compute_avail): Don't call it.
1396 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
1397 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
1398 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
1399 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
1401 (build_resx): Remove.
1402 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
1403 * tree.h: Update declarations.
1404 (EH_FILTER_MUST_NOT_THROW): Remove.
1405 (struct tree_label_decl): Add eh_landing_pad_nr.
1406 (EH_LANDING_PAD_NR): New.
1407 * value-prof.c (gimple_ic): Tidy variable names. Update for
1408 landing pad numbers.
1409 (gimple_stringop_fixed_value): Tidy variable names. Assert
1410 that neither call stmt can throw.
1411 * vecprim.h (uchar): New.
1412 (VEC(uchar,heap), VEC(uchar,gc)): New.
1414 * c-common.c (c_define_builtins): Update call to
1415 build_common_builtin_nodes.
1416 * c-parser.c (c_parse_file): Don't call
1417 default_init_unwind_resume_libfunc.
1419 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
1421 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
1422 (mips_cprestore_address_p): Likewise.
1423 (mips_save_gp_to_cprestore_slot): Likewise.
1424 (mips_restore_gp): Rename to...
1425 (mips_restore_gp_from_cprestore_slot): ...this.
1426 (mips_must_initialize_gp_p): Declare.
1427 (mips_emit_save_slot_move): Likewise.
1428 (mips_output_load_label): Return nothing.
1429 (mips_eh_uses): Declare.
1430 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
1431 (TARGET_CPRESTORE_DIRECTIVE): New macro.
1432 (TARGET_ABSOLUTE_JUMPS): Likewise.
1433 (EH_USES): Likewise.
1434 (FIRST_PSEUDO_REGISTER): Update comment.
1435 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
1436 (MIPS_CALL): ...here.
1437 (REGISTER_NAMES): Add $cprestore.
1438 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
1439 Add load_label_length, has_inflexible_gp_insn_p,
1440 has_flexible_gp_insn_p, must_initialize_gp_p and
1441 must_restore_gp_when_clobbered_p.
1442 (mips_expand_call): Don't generate split instructions here.
1443 (mips_split_call): Update the call to mips_restore_gp after
1444 the above name change.
1445 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
1446 (mips_find_gp_ref): New function.
1447 (mips_insn_has_inflexible_gp_ref_p): Likewise.
1448 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
1449 (mips_insn_has_flexible_gp_ref_p): Likewise.
1450 (mips_cfun_has_flexible_gp_ref_p): Likewise.
1451 (mips_function_has_gp_insn): Delete.
1452 (mips_global_pointer): Drop the df_regs_ever_live_p check.
1453 Use the new functions above. Only return INVALID_REGNUM
1454 for TARGET_ABSOLUTE_JUMPS.
1455 (mips_must_initialize_gp_p): New function.
1456 (mips_get_cprestore_base_and_offset): New function, extracted from...
1457 (mips_cprestore_slot): ...here. Take a bool parameter.
1458 (mips_cfun_has_cprestore_slot_p): New function.
1459 (mips_cprestore_address_p): Likewise.
1460 (mips_save_gp_to_cprestore_slot): Likewise.
1461 (mips_restore_gp): Rename to...
1462 (mips_restore_gp_from_cprestore_slot): ...this. Assert
1463 epilogue_completed. Update the call to mips_cprestore_slot.
1464 Test cfun->machine->must_restore_gp_when_clobbered_p.
1465 (mips_direct_save_slot_move_p): New function.
1466 (mips_emit_save_slot_move): Likewise.
1467 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
1468 of cfun->machine->global_pointer.
1469 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
1470 (mips_save_reg): Use mips_emit_save_slot_move.
1471 (mips_expand_prologue): Set must_initialize_gp_p.
1472 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
1473 for all cprestore saves. Emit a use_cprestore instruction after
1474 setting up the cprestore slot.
1475 (mips_restore_reg): Use mips_emit_save_slot_move.
1476 (mips_process_load_label): New function.
1477 (mips_load_label_length): Likewise.
1478 (mips_output_load_label): Don't return asm: output it here instead.
1479 Use mips_process_load_label.
1480 (mips_adjust_insn_length): Adjust the length of branch instructions
1481 that have length MAX_PIC_BRANCH_LENGTH.
1482 (mips_output_conditional_branch): Update the call to
1483 mips_output_load_label. Assume the branch target is OPERANDS[0]
1484 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
1485 (mips_output_order_conditional_branch): Swap the meaning of
1486 OPERANDS[0] and OPERANDS[1].
1487 (mips_variable_issue): Don't count ghost instructions.
1488 (mips_expand_ghost_gp_insns): New function.
1489 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
1490 (mips_output_mi_thunk): Set must_initialize_gp_p.
1491 (mips_eh_uses): New function.
1492 * config/mips/predicates.md (cprestore_save_slot_operand)
1493 (cprestore_load_slot_operand): New predicates.
1494 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
1495 (UNSPEC_MOVE_GP): Likewise.
1496 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
1497 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
1498 (CPRESTORE_SLOT_REGNUM): New register.
1499 (MAX_PIC_BRANCH_LENGTH): New constant.
1500 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
1501 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
1502 branches. Fix commentary.
1503 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
1504 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
1505 Change type to "ghost".
1506 (loadgp_absolute_<mode>): Likewise.
1507 (loadgp_rtp_<mode>): Likewise.
1508 (copygp_mips16): Likewise.
1509 (loadgp_blockage): Remove redundant mode attribute.
1510 (potential_cprestore): New instruction.
1511 (cprestore): Turn into an unspec set.
1512 (use_cprestore): New instruction.
1513 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
1514 (*branch_fp_inverted): Likewise.
1515 (*branch_order<mode>): Likewise.
1516 (*branch_order<mode>_inverted): Likewise.
1517 (*branch_equality<mode>): Likewise.
1518 (*branch_equality<mode>_inverted): Likewise.
1519 (*branch_bit<bbv><mode>): Likewise.
1520 (*branch_bit<bbv><mode>_inverted): Likewise.
1521 (*branch_equality<mode>_mips16): Remove redundant mode.
1522 (jump): Turn into a define_expand.
1523 (*jump_absolute): New instruction.
1524 (*jump_pic): Likewise.
1525 (*jump_mips16): Rename previously-unnamed pattern. Remove
1526 redundant mode attribute.
1527 (restore_gp): Split on epilogue_completed rather than
1528 reload_completed. Change type to "ghost".
1529 (move_gp<mode>): New instruction.
1530 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
1531 Remove redundant mode attribute.
1532 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
1533 (bc1any4f, bc1any2t, bc1any2f): Likewise.
1534 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
1536 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1539 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
1540 are returned in the same register (vs34 or v2) that Altivec vector
1541 types are returned in.
1542 (rs6000_libcall_value): Ditto.
1545 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
1546 instead of explicit addsi3/adddi3 calls.
1547 (rs6000_split_multireg_move): Ditto.
1548 (rs6000_emit_allocate_stack): Ditto.
1549 (rs6000_emit_prologue): Ditto.
1550 (rs6000_output_mi_thunk): Ditto.
1552 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
1553 size is 64 bits if we can use 64-bit registers.
1555 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
1557 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
1560 From Jie Zhang <jie.zhang@analog.com>:
1561 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
1562 save FP and RETS with saveall attribute.
1563 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
1564 with saveall attribute.
1566 * config/bfin/bfin.c (bfin_expand_builtin,
1567 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
1570 From Jie Zhang <jie.zhang@analog.com>:
1571 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
1572 before use in two places.
1573 * config/bfin/bfin.md (AREG): Define mode iterator.
1574 (reload_in, reload_out): Use mode iterator AREG.
1576 2009-09-14 Richard Guenther <rguenther@suse.de>
1579 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
1580 EH personality path.
1582 2009-09-13 Richard Guenther <rguenther@suse.de>
1583 Rafael Avila de Espindola <espindola@google.com>
1585 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
1586 (LANG_HOOKS_EH_PERSONALITY): Likewise.
1587 (LANG_HOOKS_INITIALIZER): Adjust.
1588 (lhd_pass_through_t): Declare.
1589 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
1591 * langhooks.c (lhd_pass_through_t): New function.
1592 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
1593 dwarf2out_begin_prologue): Use personality from current_function_decl.
1594 * expr.h (get_personality_function): Declare.
1595 * expr.c (get_personality_function): New function.
1596 (build_personality_function): Likewise.
1597 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
1598 (eh_personality_libfunc): Remove.
1599 * optabs.c (build_libfunc_function): New function split out from ...
1600 (init_one_libfunc): ... here.
1601 * tree.h (DECL_FUNCTION_PERSONALITY): New.
1602 (tree_function_decl): Add personality.
1603 (lhd_gcc_personality): Declare.
1604 (build_personality_function): Likewise.
1605 * tree.c (gcc_eh_personality_decl): New.
1606 (lhd_gcc_personality): New function.
1607 * except.h (lang_eh_runtime_type): Remove.
1608 (enum eh_personality_kind): New.
1609 (build_personality_function): Declare.
1610 (function_needs_eh_personality): Declare.
1611 * except.c (lang_eh_runtime_type): Remove.
1612 (function_needs_eh_personality): New function.
1613 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
1614 (sjlj_emit_function_enter, output_function_exception_table):
1615 Use personality from current_function_decl.
1616 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
1617 * tree-inline.c (tree_can_inline_p): Do not inline across different
1619 (expand_call_inline): Likewise. Adjust the callers EH personality.
1620 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
1621 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
1622 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
1623 (c-parser.o): Likewise
1624 * c-tree.h (c_eh_initialized_p): Remove.
1625 (c_maybe_initialize_eh): Likewise.
1626 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
1627 (finish_decl): Don't call c_maybe_initialize_eh.
1628 (c_eh_initialized_p): Remove.
1629 (c_maybe_initialize_eh): Likewise.
1630 * c-parser.c (c_parser_omp_construct): Likewise.
1631 (c_parse_file): Initialize exception handling.
1633 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
1635 * config.gcc (tm_file): Remove i386/biarch32.h
1636 for i?86-w64-mingw* case.
1637 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
1639 * config.host: Set for x64 mingw the option
1640 use_long_long_for_widest_fast_int to yes.
1642 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
1644 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1645 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
1646 (dbxout_begin_function): Likewise.
1647 * final.c (dwarf2_debug_info_emitted_p): New predicate.
1648 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
1649 set on the function.
1650 (final_end_function): Likewise.
1651 (final_scan_insn): Likewise.
1652 (rest_of_handle_final): Likewise.
1653 * varasm.c (assemble_start_function): Likewise.
1654 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1656 2009-09-12 Jason Merrill <jason@redhat.com>
1658 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
1659 * opts.c (common_handle_option): constify.
1661 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1663 * doc/install.texi (avr): Remove obsolete reference site.
1665 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1667 * doc/install.texi (Binaries): Adjust AIX link.
1669 2009-09-12 Akim Demaille <demaille@gostai.com>
1671 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
1672 Use an imperative sentence.
1674 2009-09-11 Richard Henderson <rth@redhat.com>
1676 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
1677 structure-name and has-tree-operands arguments; update all entries.
1678 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
1680 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
1681 (gsstruct_code_size): New.
1682 (gss_for_code_): New.
1683 (gss_for_code): Remove.
1684 (gimple_size): Rewrite using gsstruct_code_size.
1685 (gimple_statement_structure): Move to gimple.h.
1686 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
1687 (gss_for_code, gimple_statement_structure): New.
1688 (gimple_ops): Use new arrays; tidy.
1690 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1692 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
1693 operand to be a PLUS expression.
1694 * config/pa/pa.c (pa_secondary_reload): Likewise.
1696 2009-09-11 Jakub Jelinek <jakub@redhat.com>
1698 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
1700 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
1703 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1705 From Jie Zhang <jie.zhang@analog.com>:
1706 * doc/extend.texi (node Function Attributes): Document l2
1708 (node Blackfin Variable Attributes): Document l2 variable attributes.
1710 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
1712 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
1713 to match the system compiler's configuration at inflection point.
1714 Add comment to remark a remaining difference with system compiler.
1716 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
1717 * configure: Regenerate.
1719 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1721 From Jie Zhang <jie.zhang@analog.com>:
1722 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
1723 (bfin_handle_l2_attribute): New.
1724 (bfin_attribute_table): Add l2 attribute.
1726 2009-09-11 Michael Matz <matz@suse.de>
1729 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
1730 on the local_decls list.
1732 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
1736 * cselib.c (cselib_expand_value_rtx_cb): Document callback
1738 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
1739 for VALUEs, to implement the documented interface.
1740 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
1741 Adjust for VALUEs and anything else, to implement the
1742 documented interface.
1744 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
1746 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
1747 with actual SPE/paired vector modes before using 64-bit alignment.
1748 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
1750 2009-09-10 DJ Delorie <dj@redhat.com>
1752 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
1755 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
1756 * config/mep/mep.c (mep_legitimate_constant_p): New.
1757 * config/mep/mep-protos.h: Prototype it.
1759 2009-09-10 Richard Henderson <rth@redhat.com>
1761 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
1763 2009-09-10 Jason Merrill <jason@redhat.com>
1765 * tree.c (chain_index): New fn.
1766 * tree.h: Declare it.
1768 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1770 * config/sol2-c.c (cmn_err_length_specs): Initialize
1771 scalar_identity_flag.
1773 2009-09-10 Richard Henderson <rth@redhat.com>
1775 * tree.h (struct tree_decl_common): Move align member earlier;
1776 move label_decl_uid member ...
1777 (struct tree_label_decl): ... here.
1778 (LABEL_DECL_UID): Update to match.
1780 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
1783 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
1784 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
1786 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
1787 dest_prev if the edge is complex.
1789 * tree-cfg.c (is_ctrl_stmt): Use a switch.
1791 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
1792 loop latch tests earlier.
1794 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
1795 before GIMPLE_RETURN, not after its predecessor; insert
1798 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
1799 gimple_seq_empty_p to test for no PHI nodes.
1800 * tree-cfg.c (split_critical_edges): Likewise.
1802 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
1804 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1806 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
1807 introduced by the VTA branch merge.
1809 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1811 * ira-conflicts.c: Use fputs or putc instead of fprintf
1815 * tree-switch-conversion.c: Ditto.
1817 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1819 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
1820 introduced by the VTA branch merge.
1822 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1825 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1827 PR rtl-optimization/39779
1828 * expr.c (convert_modes): Return when mode == oldmode after
1829 CONST_INTs are processed.
1831 2009-09-10 Nick Clifton <nickc@redhat.com>
1833 * config/mep/mep.c (mep_encode_section_info): Copy weakness
1834 attribute and referring decl when creating renamed symbol.
1836 2009-09-10 Richard Guenther <rguenther@suse.de>
1839 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
1841 (cgraph_finalize_compilation_unit): Compute reachability
1842 before emitting thunks. Properly process aliases before
1843 possibly removing unreachable nodes.
1845 2009-09-10 Richard Guenther <rguenther@suse.de>
1848 * tree.c (struct free_lang_data_d): Add worklist member.
1849 (find_decls_types_r): Push onto the worklist instead of recursing.
1850 Handle TREE_BINFOs properly.
1851 (find_decls_types): New function wrapped around find_decls_types_r
1852 to process the worklist.
1853 (find_decls_types_in_eh_region): Use it.
1854 (find_decls_types_in_node): Likewise.
1855 (find_decls_types_in_var): Likewise.
1856 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1857 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1858 (AGGREGATE_TYPE_P): Adjust.
1860 2009-09-09 Jason Merrill <jason@redhat.com>
1862 * configure.ac: Check glibc version even if we have an in-tree
1865 2009-09-09 Anthony Green <green@moxielogic.com>
1867 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1868 the constant 0 when appropriate.
1869 * config/moxie/constraints.md: Add constraint O.
1871 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1872 to pass up to 6 32-bit argument values in registers.
1873 (moxie_function_arg): Ditto.
1874 (moxie_arg_partial_bytes): Ditto.
1875 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1876 (REG_PARM_STACK_SPACE): Ditto.
1877 (FUNCTION_ARG_REGNO_P): Ditto.
1879 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1880 instruction to allocate stack space.
1882 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1884 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1885 unnecessarily stringent constraints. Fix address
1886 calculation in the splitters.
1888 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1890 PR rtl-optimization/39779
1891 * expr.c (convert_modes): Return when mode == oldmode after
1892 CONST_INTs are processed.
1894 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1897 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1898 (ix86_expand_prologue): Take frame.padding0 into logic of
1900 (ix86_expand_epilogue): Likewise.
1902 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1904 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1906 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1907 * config/t-slibgcc-libgcc: New file.
1908 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1910 2009-09-09 Martin Jambor <mjambor@suse.cz>
1912 PR tree-optimization/41089
1913 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1916 2009-09-09 Richard Henderson <rth@redhat.com>
1918 * gimple.h (CASE_GIMPLE_OMP): New.
1919 (is_gimple_omp): Use it.
1920 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1921 (verify_gimple_debug): Likewise.
1923 2009-09-09 Richard Guenther <rguenther@suse.de>
1925 PR tree-optimization/41101
1926 * tree-ssa-pre.c (maximal_set): Remove.
1927 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1928 Defer all blocks we didn't visit at least one successor.
1929 (add_to_exp_gen): Do not add to the maximal set.
1930 (make_values_for_phi): Likewise.
1931 (compute_avail): Likewise.
1932 (init_pre): Do not allocate the maximal set.
1933 (execute_pre): Do not dump it.
1935 2009-09-09 Martin Jambor <mjambor@suse.cz>
1937 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1938 an SSA_NAME rather than a is_gimple_variable.
1940 2009-09-09 Richard Guenther <rguenther@suse.de>
1943 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1944 code dealing with plain pointer bases.
1945 (maybe_fold_offset_to_reference): Likewise.
1946 (maybe_fold_stmt_addition): Adjust.
1948 2009-09-09 Richard Guenther <rguenther@suse.de>
1950 * tree.c (free_lang_data_in_type): Do not free the type variant
1952 (free_lang_data): Merge char_type_node with its properly signed
1954 (pass_ipa_free): Collect after freeing language specific data.
1956 2009-09-09 Michael Matz <matz@suse.de>
1959 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
1960 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
1961 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
1964 2009-09-08 DJ Delorie <dj@redhat.com>
1966 * config/mep/mep.c (conversions[]): Add "ml" pattern.
1968 2009-09-04 Jason Merrill <jason@redhat.com>
1970 * tree.c (tree_find_value): Remove.
1971 * tree.h: Remove prototype.
1972 * varasm.c (assemble_external): Use value_member instead.
1974 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1976 * toplev.c (process_options): Choose default debugging type when
1977 gtoggle enables debug info and type is unset.
1979 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1983 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
1986 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1988 * configure: Rebuilt with modified libtool.m4.
1990 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1995 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
1997 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1999 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
2000 (remove_statement): Likewise.
2001 (rewrite_use_nonlinear_expr): Adjust.
2002 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
2003 * tree-ssa.c (release_defs_bitset): ... this. New.
2004 * tree-flow.h (release_defs_bitset): Declare.
2006 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
2009 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
2010 in the middle block.
2012 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
2014 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
2015 via intptr_t to long type.
2016 (insert_operand_rank): Cast long type via intptr_t to
2018 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
2020 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
2021 from pointer to unsigned via uintptr_t.
2023 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
2024 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
2026 * configure: Regenerated.
2027 * config.in: Regenerated
2028 * system.h (stdint.h): Add include.
2029 (inttypes.h): Likewise.
2030 * Makefile.in (aclocal): Add config/stdint.m4.
2031 * aclocal.m4: Regenerated.
2033 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
2035 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
2037 (note_np_check_stores): New function.
2038 (harmless_null_pointer_p): New function.
2039 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
2040 changed. Take into account whether we're in the shadow of a condjump
2041 that tested NP_REG for NULL.
2042 Lose all code that tested for SEQUENCEs.
2043 (workaround_speculation): Avoid inserting NOPs for loads that are
2044 either always executed or a NULL pointer.
2046 2009-09-08 Jan Hubicka <jh@suse.cz>
2048 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
2049 * params.def (early-inlining-insns): Likewise.
2051 2009-09-08 Jakub Jelinek <jakub@redhat.com>
2053 PR rtl-optimization/41239
2054 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
2055 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
2057 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
2058 across calls, as the calls might not always return normally.
2059 (call_may_noreturn_p): New function.
2060 (deps_analyze_insn): Update last_function_call_may_noreturn list.
2061 (init_deps): Initialize it.
2062 (remove_from_deps): Also remove calls from
2063 last_function_call_may_noreturn list.
2065 2009-09-07 Richard Henderson <rth@redhat.com>
2067 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
2068 more VR->OPERANDS than LHS operands. Free LHS before returning.
2070 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2072 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
2073 (attr "addrtype"): New member "spreg".
2074 Use it if mem_spfp_address_operand is true for the address.
2075 (attr "type"): New entry "stall".
2076 (cpu_unit "load"): New.
2077 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
2079 (insn_reservation "loadsp"): New.
2080 (insn_reservation "load_stall1"): New.
2081 (insn_reservation "load_stall3"): New.
2083 * config/bfin/predicates.md (const1_operand, const3_operand): New.
2084 (mem_p_address_operand): Exclude stack and frame pointer based
2086 (mem_spfp_address_operand): New; match them here.
2087 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
2088 (bfin_reorg): Call it if scheduling insns.
2089 (bfin_gen_bundles): Remove dummy insns created by
2090 add_sched_insns_for_speculation.
2092 From Jie Zhang <jie.zhang@analog.com>:
2093 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
2094 bfin_si_revision, bfin_workarounds): Move these ...
2095 * config/bfin/bfin.h: ... here.
2097 From Mike Frysinger <michael.frysinger@analog.com>
2098 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
2099 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
2100 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
2101 bf547m, bf548m, and bf549m.
2102 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
2103 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
2104 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
2105 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
2106 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2107 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
2108 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2109 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2110 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
2111 bf542m, bf544m, bf547m, bf548m, and bf549m.
2113 From Jie Zhang <jie.zhang@analog.com>:
2114 * config/bfin/predicates.md (p_register_operand): New predicate.
2115 (dp_register_operand): New predicate.
2116 * config/bfin/bfin-protos.h (WA_05000074): Define.
2117 (ENABLE_WA_05000074): Define.
2118 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
2119 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
2120 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
2121 (define_attr addrtype): Allow load/store register to be P register.
2122 (define_attr storereg): New.
2123 (define_cpu_unit anomaly_05000074): New.
2124 (define_insn_reservation dsp32shiftimm): New.
2125 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
2126 (define_insn_reservation loadp): Cannot use slot2.
2127 (define_insn_reservation loadsp): Cannot use slot2.
2128 (define_insn_reservation storep): Cannot use slot2. Does not
2129 apply when working around 05000074.
2130 (define_insn_reservation storep_anomaly_05000074): New.
2131 (define_insn_reservation storei): Does not apply when working
2133 (define_insn_reservation storei_anomaly_05000074): New.
2134 (define_attr length): Add dsp32shiftimm case.
2135 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
2136 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
2137 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
2138 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
2139 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
2141 2009-09-07 Martin Jambor <mjambor@suse.cz>
2144 * tree-sra.c (create_artificial_child_access): Return NULL if
2145 build_ref_for_offset fails.
2146 (propagate_subacesses_accross_link): Allow build_ref_for_offset
2147 and create_artificial_child_access to fail.
2149 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2152 * unwind-dw2.c (uw_init_context_1): Mark noinline.
2153 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
2154 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
2156 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2158 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
2159 block, ensure it has an exit edge. Emit a barrier after a jump.
2161 2009-09-07 Nick Clifton <nickc@redhat.com>
2163 * gcc.c (this_is_linker_script): New variable. Like
2164 this_is_library_file but for the %T constructor.
2165 (end_going_arg): If this_is_linker_script is set then locate the
2166 script and insert a --script switch before it
2167 (do_spec_2): Initialise this_is_linker_script.
2168 (do_spec_1): Likewise. Handle %T construct.
2169 (eval_spec_function): Preserve this_is_linker_script.
2170 * doc/invoke.texi: Document %T construct in spec files.
2171 * config/m32c/m32c.h (LIB_SPEC): Use it.
2173 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2175 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
2176 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
2177 when volatile flag is set.
2178 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
2180 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
2183 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
2184 (combine_stack_adjustments_for_block): Allow insns between stack
2185 adjustments and stores with corresponding pre-(dec|inc)rement or
2186 pre-modify operation.
2188 2009-09-06 Jakub Jelinek <jakub@redhat.com>
2191 * combine-stack-adj.c (struct csa_memlist): Rename to...
2192 (struct csa_reflist): ... this. Rename mem field to ref.
2193 (free_csa_memlist): Rename to...
2194 (free_csa_reflist): ... this.
2195 (record_one_stack_memref): Rename to...
2196 (record_one_stack_ref): ... this. Handle also REG_P.
2197 (try_apply_stack_adjustment): Handle also REG_P.
2198 (struct record_stack_memrefs_data): Rename to...
2199 (struct record_stack_refs_data): ... this. Rename memlist field to
2201 (record_stack_memrefs): Rename to...
2202 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
2203 subexpressions instead of failing when a MEM contains SP references.
2204 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
2205 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
2207 2009-09-06 Richard Guenther <rguenther@suse.de>
2210 * tree.c (build_array_type): Do not record types marked
2211 with structural equality in the canonical type hashtable.
2213 2009-09-06 Richard Guenther <rguenther@suse.de>
2216 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
2218 2009-09-05 Richard Guenther <rguenther@suse.de>
2221 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
2223 2009-09-05 Richard Guenther <rguenther@suse.de>
2226 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
2228 2009-09-05 Richard Guenther <rguenther@suse.de>
2231 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
2232 before comparing function argument types.
2234 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2237 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
2240 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2243 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2245 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2246 locators before emit_insn is called.
2248 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
2251 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
2252 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
2253 (reginfo_init): Don't call allocate_reg_info.
2255 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2258 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
2259 NONDEBUG_INSN_P instead of INSN_P.
2261 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2264 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
2266 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2269 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
2270 pattern of the split.
2272 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2274 * toplev.c (process_options): Move setter of flag_var_tracking
2275 before other tests that depend on it. Move down setter of
2276 flag_rename_registers. Don't enable var-tracking-assignments
2277 by default if selective scheduling is enabled. Warn if both
2280 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2282 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
2283 comment. Use switch statement to catch overlaps between rtx
2284 and tree codes. Accept FUNCTION_DECLs in addition to those in...
2285 (IS_DECL_CODE): ... here. Remove.
2286 (check_value_is_not_decl): Remove.
2287 (dv_from_decl, dv_from_value): Check after conversion.
2289 2009-09-04 Richard Guenther <rguenther@suse.de>
2292 * (cgraph_finalize_compilation_unit): Move finalizing aliases
2293 after emitting tunks. Move emitting thunks and ctors from ...
2294 (cgraph_optimize): ... here. Remove redundant
2295 cgraph_analyze_functions.
2296 * varasm.c (find_decl_and_mark_needed): Remove no longer
2298 (finish_aliases_1): Adjust check for thunk aliases.
2300 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
2302 * config/arm/arm.md (ctzsi2): Added braces
2303 to avoid warning that broke booststrap.
2305 2009-09-04 Martin Jambor <mjambor@suse.cz>
2307 PR tree-optimization/41112
2308 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
2309 handle variable-bounded arrays.
2310 (expr_with_var_bounded_array_refs_p): New function.
2311 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
2313 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
2315 * config/s390/2097.md: Removed two incorrect bypasses.
2316 (z10_fsimpdf): Fixed latency.
2317 (z10_fhex): New insn_reservation.
2318 (z10_floaddf): Fixed latency.
2319 (z10_floadsf): Fixed latency.
2320 (z10_ftrunctf): Fixed latency.
2321 (z10_ftruncdf): Fixed latency.
2322 * config/s390/s390.c (z10_cost): Fixed values.
2323 (s390_adjust_priority): Added z10 path.
2324 * config/s390/s390.md (type): Added fhex.
2325 (*mov<mode>_64dfp): Updated type attribute.
2326 (*mov<mode>_64): Updated type attribute.
2327 (*mov<mode>_31): Updated type attribute.
2328 (*mov<mode>"): Likewise.
2329 * config/s390/2084.md (x_fsimpdf): Updated condition.
2331 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
2333 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
2334 RTXs in the predicate for operand 1.
2336 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
2338 * config/arm/arm.md (UNSPEC_RBIT): New constant.
2339 (rbitsi2): New insn.
2340 (ctzsi2): New expand.
2341 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
2343 2009-09-03 Martin Jambor <mjambor@suse.cz>
2345 * tree-sra.c (duplicate_expr_for_different_base): Removed.
2346 (create_artificial_child_access): Use build_ref_for_offset instead
2347 of duplicate_expr_for_different_base.
2348 (propagate_subacesses_accross_link): Likewise.
2350 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
2352 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
2354 (mips16e_collect_argument_saves): Skip debug instructions.
2355 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
2356 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
2357 (r10k_insert_cache_barriers): Likewise.
2358 (mips_reorg_process_insns): Likewise.
2360 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
2363 * ira.c (update_equiv_reg): Remove check on class likely spill.
2365 2009-09-03 Jakub Jelinek <jakub@redhat.com>
2368 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
2369 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
2373 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
2374 the stack slot if it is passed by invisible reference.
2375 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
2376 by invisible reference.
2378 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2380 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2381 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2382 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
2384 * config/bfin/sync.md: New file.
2385 * config/bfin/bfin.md: Include it.
2386 (UNSPEC_ATOMIC): New.
2387 (UNSPEC_ONES): Provide a unique number.
2389 From Jie Zhang <jie.zhang@analog.com>:
2390 * config/bfin/bfin.c (ret_regs): New.
2391 (must_save_fp_p): Don't return true because of frame_pointer_needed.
2392 (must_save_rets_p): New.
2393 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
2394 current_function_is_leaf.
2395 (do_link): Likewise.
2396 (do_unlink): Likewise.
2397 (expand_interrupt_handler_prologue): Use ret_regs array.
2398 (expand_interrupt_handler_epilogue): Use ret_regs array and
2399 pass return register to gen_return_internal.
2400 (bfin_expand_epilogue): Pass return register to
2401 gen_return_internal.
2402 (bfin_expand_call): Explicitly clobber RETS.
2403 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
2404 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
2405 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
2406 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
2408 (return_internal): Take a reg rtx rather than the register number.
2410 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
2412 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
2413 when comparing against estimated_loop_iterations_int return.
2415 2009-09-03 Richard Guenther <rguenther@suse.de>
2417 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
2418 eh_personality_libfunc.
2420 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2422 * tree-parloops.c (separate_decls_in_region): Add space.
2424 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2426 * tree-parloops.c (separate_decls_in_region): Change the condition
2427 checking if there are reductions in the loop.
2429 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2431 PR tree-optimization/38275
2432 * tree-parloops.c (parallelize_loops): Replace profitability condition
2433 for expected number of iterations.
2435 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2437 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
2438 (bootstrap-debug): Explain conditions in which it becomes default.
2439 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
2442 2009-09-03 Namhyung Kim <namhyung@gmail.com>
2444 * doc/invoke.texi (Optimize Options): Move
2445 -finline-small-functions to the -O2 list.
2447 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2449 * toplev.c (process_options): Enable var-tracking-assignments
2450 by default if var-tracking is enabled.
2452 2009-09-02 David Daney <ddaney@caviumnetworks.com>
2454 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
2456 * emit-rtl.c (prev_nonnote_insn_bb): New function.
2457 * rtl.h (prev_nonnote_insn_bb): Declare it.
2459 2009-09-03 Diego Novillo <dnovillo@google.com>
2461 * cgraph.c (cgraph_node_for_decl): New.
2462 * cgraph.h (cgraph_node_for_decl): Declare.
2463 * tree.c (host_integerp): Return 0 if T is NULL.
2465 2009-09-03 Diego Novillo <dnovillo@google.com>
2467 * tree.h (struct alias_pair): Move from varasm.c.
2468 (alias_pairs): Likewise.
2469 (TYPE_MAXVAL): Define.
2470 (TYPE_MINVAL): Define.
2471 (iterative_hash_host_wide_int): Declare.
2472 (remove_unreachable_alias_pairs): Declare.
2473 * tree-pass.h (pass_ipa_free_lang_data): Declare.
2474 * diagnostic.c (default_diagnostic_starter): Make extern.
2475 (default_diagnostic_finalizer): Make extern.
2476 * diagnostic.h (default_diagnostic_starter): Declare.
2477 (default_diagnostic_finalizer): Declare.
2478 (default_tree_printer): Declare.
2479 * toplev.c (default_tree_printer): Make extern.
2481 2009-09-03 Richard Guenther <rguenther@suse.de>
2482 Diego Novillo <dnovillo@google.com>
2484 * cgraph.c (cgraph_add_new_function): Remove gimplification.
2485 * cgraphunit.c (cgraph_expand_function): Do not emit
2486 associated thunks from here.
2487 (cgraph_emit_thunks): New.
2488 (cgraph_optimize): Call it.
2489 Return if any IPA pass finds an error.
2490 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
2493 2009-09-03 Simon Baldwin <simonb@google.com>
2494 Rafael Espindola <espindola@google.com>
2495 Richard Guenther <rguenther@suse.de>
2496 Doug Kwan <dougkwan@google.com>
2497 Diego Novillo <dnovillo@google.com>
2499 * tree.c: Include tree-pass.h, langhooks-def.h,
2500 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
2501 (free_lang_data_in_type): New.
2502 (need_assembler_name_p): New.
2503 (free_lang_data_in_block): New.
2504 (free_lang_data_in_decl): New.
2505 (struct free_lang_data_d): New.
2506 (add_tree_to_fld_list): New.
2507 (find_decls_types_r): New.
2508 (get_eh_types_for_runtime): New.
2509 (find_decls_types_in_eh_region): New.
2510 (find_decls_types_in_node): New.
2511 (find_decls_types_in_var): New.
2512 (free_lang_data_in_cgraph): New.
2513 (free_lang_data): New.
2514 (gate_free_lang_data): New.
2515 (pass_ipa_free_lang_data): New.
2517 2009-09-03 Diego Novillo <dnovillo@google.com>
2519 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
2520 * langhooks.h (struct lang_hooks): Add field free_lang_data.
2521 (lang_hooks): Remove const qualifier.
2522 * ipa.c (cgraph_remove_unreachable_nodes): Call
2523 remove_unreachable_alias_pairs.
2524 * except.c (add_type_for_runtime): Check if TYPE has
2525 already been converted.
2526 (lookup_type_for_runtime): Likewise.
2527 (check_handled): Handle converted types.
2528 * varasm.c (remove_unreachable_alias_pairs): New.
2529 * gimple.c: Include demangle.h.
2530 (gimple_decl_printable_name): New.
2531 (gimple_fold_obj_type_ref): New.
2532 * gimple.h (gimple_decl_printable_name): Declare.
2533 (gimple_fold_obj_type_ref): Declare.
2534 * passes.c (init_optimization_passes): Add pass
2535 pass_ipa_free_lang_data.
2536 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
2537 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
2539 2009-09-03 Diego Novillo <dnovillo@google.com>
2541 * c-lang.c (lang_hooks): Remove const qualifier.
2543 2009-09-02 Loren James Rittle <ljrittle@acm.org>
2545 * doc/install.texi (*-*-freebsd*): Update target information.
2547 2009-09-02 Anatoly Sokolov <aesok@post.ru>
2549 * hard-reg-set.h (call_fixed_regs): Remove.
2550 * reginfo.c (call_fixed_regs): Remove.
2551 (init_reg_sets_1): Remove initialization of call_fixed_regs.
2552 (globalize_reg): Don't use call_fixed_regs.
2553 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
2556 2009-09-01 Michael Matz <matz@suse.de>
2558 * expr.h (emit_storent_insn, expand_expr_real_1,
2559 expand_expr_real_2): Declare.
2560 * expr.c (emit_storent_insn, expand_expr_real_1,
2561 expand_expr_real_2): Export.
2562 (store_expr): Setting and evaluating dont_return_target is useless.
2563 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
2564 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
2565 * except.c (expand_resx_expr): Rename to ...
2566 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
2567 * except.h (expand_resx_stmt): Declare.
2568 * stmt.c: Add include gimple.h
2569 (expand_asm_expr): Rename to ...
2570 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
2571 (expand_case): Rewrite to take gimple statement.
2572 * tree.h (expand_asm_stmt): Declare.
2573 (expand_case): Change prototype.
2574 * Makefile.in (stmt.o): Depend on gimple.h.
2575 * builtins.c (expand_builtin_synchronize): Build gimple asm
2576 statement, not an ASM_EXPR.
2577 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
2578 gimple_to_tree, release_stmt_tree): Remove.
2579 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
2580 ggc_free, but hold comparison code and operands separately.
2581 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
2582 (expand_call_stmt, expand_gimple_stmt_1,
2583 expand_gimple_stmt): New helpers.
2584 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
2585 release_stmt_tree. Call expand_gimple_stmt instead.
2586 (expand_gimple_basic_block): Ditto.
2588 * calls.c (emit_call_1): Don't look at EH regions here, make
2589 fntree parameter useless.
2590 (expand_call): New local rettype for TREE_TYPE(exp), use it
2591 throughout. Remove local p, use addr instead.
2592 Don't look at EH regions here.
2594 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
2596 * doc/invoke.texi (-fsched-pressure): Document it.
2597 (-fsched-reg-pressure-heuristic): Remove it.
2599 * reload.c (ira.h): Include.
2600 (find_reloads): Add choosing reload on number of small spilled
2603 * haifa-sched.c (ira.h): Include.
2604 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
2605 saved_reg_pressure, curr_reg_live, saved_reg_live,
2606 region_ref_regs): New variables.
2607 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
2608 initiate_reg_pressure_info, setup_ref_regs,
2609 initiate_bb_reg_pressure_info, save_reg_pressure,
2610 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
2612 (setup_insn_reg_pressure_info): New function.
2613 (rank_for_schedule): Add pressure checking and insn issue time.
2614 Remove comparison of insn reg weights.
2615 (ready_sort): Set insn reg pressure info.
2616 (update_register_pressure, setup_insn_max_reg_pressure,
2617 update_reg_and_insn_max_reg_pressure,
2618 sched_setup_bb_reg_pressure_info): New functions.
2619 (schedule_insn): Add code for printing and updating reg pressure info.
2620 (find_set_reg_weight, find_insn_reg_weight): Remove.
2621 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
2622 (debug_ready_list): Print reg pressure info.
2623 (schedule_block): Ditto. Check insn issue time.
2624 (sched_init): Set up sched_pressure_p. Allocate and set up some
2625 reg pressure related info.
2626 (sched_finish): Free some reg pressure related info.
2627 (fix_tick_ready): Make insn always ready if pressure_p.
2628 (init_h_i_d): Don't call find_insn_reg_weight.
2629 (haifa_finish_h_i_d): Free insn reg pressure info.
2631 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2632 ira_memory_move_cost, ira_class_hard_regs,
2633 ira_class_hard_regs_num, ira_no_alloc_regs,
2634 ira_available_class_regs, ira_reg_class_cover_size,
2635 ira_reg_class_cover, ira_class_translate): Move to ira.h.
2637 * ira-lives.c (single_reg_class): Check mode to find how many
2638 registers are necessary for operand.
2639 (ira_implicitly_set_insn_hard_regs): New.
2641 * common.opt (fsched-pressure): New options.
2642 (fsched-reg-pressure-heuristic): Remove.
2644 * ira.c (setup_eliminable_regset): Rename to
2645 ira_setup_eliminable_regset. Make it external.
2646 (expand_reg_info): Pass cover class to setup_reg_classes.
2647 (ira): Call resize_reg_info instead of allocate_reg_info.
2649 * sched-deps.c: Include ira.h.
2650 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
2651 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
2652 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
2653 mark_insn_hard_regno_birth, mark_insn_reg_birth,
2654 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
2655 mark_insn_reg_store, mark_insn_reg_clobber,
2656 setup_insn_reg_pressure_info): New.
2657 (sched_analyze_1): Update implicit_reg_pending_uses.
2658 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
2659 Use them to create dependencies. Set insn reg uses and pressure
2660 info. Process reg_pending_uses in one place.
2661 (free_deps): Free implicit sets.
2662 (remove_from_deps): Remove implicit sets if necessary. Check
2663 implicit sets when clearing reg_last_in_use.
2664 (init_deps_global): Clear implicit_reg_pending_clobbers and
2665 implicit_reg_pending_uses.
2667 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2668 ira_memory_move_cost, ira_class_hard_regs,
2669 ira_class_hard_regs_num, ira_no_alloc_regs,
2670 ira_available_class_regs, ira_reg_class_cover_size,
2671 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
2672 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
2673 ira_implicitly_set_insn_hard_regs): New prototypes.
2675 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
2676 cost_elements_num): New variables.
2677 (allocno_costs, total_costs): Rename to costs and
2678 total_allocno_costs.
2679 (COSTS_OF_ALLOCNO): Rename to COSTS.
2680 (allocno_pref): Rename to pref.
2681 (allocno_pref_buffer): Rename to pref_buffer.
2682 (common_classes): Rename to regno_cover_class.
2684 (record_reg_classes): Set allocno attributes only if allocno_p.
2685 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
2686 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
2687 and COSTS_OF_ALLOCNO.
2688 (print_costs): Rename to print_allocno_costs.
2689 (print_pseudo_costs): New.
2690 (process_bb_node_for_costs): Split into 2 functions with new
2691 function process_bb_for_costs. Pass BB to process_bb_for_costs.
2692 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
2693 new parameter dump_file. Use cost_elements_num instead of
2694 ira_allocnos_num. Make one iteration if preferred classes were
2695 already calculated for scheduler. Make 2 versions of code
2696 depending on allocno_p.
2697 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
2698 regno_cover_class and COSTS instead of common_classes and
2700 (init_costs, finish_costs): New.
2701 (ira_costs): Set up allocno_p and cost_elements_num. Call
2702 init_costs and finish_costs.
2703 (ira_set_pseudo_classes): New.
2705 * rtl.h (allocate_reg_info): Remove.
2706 (resize_reg_info): Change return type.
2707 (reg_cover_class): New.
2708 (setup_reg_classes): Add new parameter.
2710 * sched-int.h (struct deps_reg): New member implicit_sets.
2711 (sched_pressure_p, sched_regno_cover_class): New external definitions.
2712 (INCREASE_BITS): New macro.
2713 (struct reg_pressure_data, struct reg_use_data): New.
2714 (struct _haifa_insn_data): Remove reg_weight. Add members
2715 reg_pressure, reg_use_list, reg_set_list, and
2716 reg_pressure_excess_cost_change.
2717 (struct deps): New member implicit_sets.
2718 (pressure_p): New variable.
2719 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
2720 (struct reg_pressure_data, struct reg_use_data): New.
2721 (INSN_REG_WEIGHT): Remove.
2722 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
2723 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
2724 (sched_init_region_reg_pressure_info,
2725 sched_setup_bb_reg_pressure_info): New prototypes.
2727 * reginfo.c (struct reg_pref): New member coverclass.
2728 (reg_cover_class): New function.
2729 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
2730 (reg_info_size): New variable.
2731 (allocate_reg_info): Make static. Setup reg_info_size.
2732 (resize_reg_info): Use reg_info_size. Return flag of resizing.
2733 (setup_reg_classes): Add a new parameter. Setup cover class too.
2735 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
2738 * sched-rgn.c (deps_join): Set up implicit_sets.
2739 (schedule_region): Set up region and basic blocks pressure
2742 * passes.c (init_optimization_passes): Move
2743 pass_subregs_of_mode_init before pass_sched.
2745 2009-09-02 Martin Jambor <mjambor@suse.cz>
2747 * tree-sra.c (struct access): New field grp_hint.
2748 (dump_access): Dump grp_hint.
2749 (sort_and_splice_var_accesses): Set grp_hint if a group is read
2751 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
2752 those which have been specifically read and somehow written to.
2753 (propagate_subacesses_accross_link): Set grp_hint of right child and
2754 also possibly of the left child.
2756 2009-09-02 Jakub Jelinek <jakub@redhat.com>
2758 * tree-object-size.c (addr_object_size): Always use object_size_type
2759 0 or 2 when determining the pointer pointed object size.
2761 2009-09-02 Richard Guenther <rguenther@suse.de>
2764 2009-08-31 Richard Guenther <rguenther@suse.de>
2766 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2767 to query if the memory regions for memmove overlap.
2768 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2769 asserts on pointers, instead deal with odd trees.
2770 (ptr_derefs_may_alias_p): Likewise.
2771 (refs_may_alias_p_1): Constructor bases also never alias.
2773 2009-08-01 Christian Bruel <christian.bruel@st.com>
2776 2009-07-31 Christian Bruel <christian.bruel@st.com>
2777 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2779 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
2781 * doc/invoke.texi (-fvar-tracking-assignments): New.
2782 (-fvar-tracking-assignments-toggle): New.
2783 (-fdump-final-insns=file): Mark filename as optional.
2784 (--param min-nondebug-insn-uid): New.
2785 (-gdwarf-@{version}): Mention version 4.
2786 * opts.c (common_handle_option): Accept it.
2787 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
2788 * regrename.c (regrename_optimize): Drop last. Don't count debug
2789 insns as uses. Don't reject change because of debug insn.
2790 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
2791 from the chain starter, and check for inexact matches in DEBUG_INSNS.
2792 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
2793 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
2794 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
2795 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
2796 * doc/gimple.texi (is_gimple_debug): New.
2797 (gimple_debug_bind_p): New.
2798 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
2799 * doc/install.texi (bootstrap-debug): More details.
2800 (bootstrap-debug-big, bootstrap-debug-lean): Document.
2801 (bootstrap-debug-lib): More details.
2802 (bootstrap-debug-ckovw): Update.
2803 (bootstrap-time): New.
2804 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
2805 (insert_phi_nodes_for): Insert debug stmts.
2806 (rewrite_stmt): Take iterator. Insert debug stmts.
2807 (rewrite_enter_block): Adjust.
2808 (maybe_replace_use_in_debug_stmt): New.
2809 (rewrite_update_stmt): Use it.
2810 (mark_use_interesting): Return early for debug stmts.
2811 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
2812 stmts before replacing stmt.
2813 (move_computations_stmt): Likewise.
2814 * ira-conflicts.c (add_copies): Skip debug insns.
2815 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
2816 (regstat_bb_compute_ri): Skip debug insns.
2817 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
2818 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
2819 check_loop_closed_ssa_stmt): Skip debug stmts.
2820 * tree-tailcall.c (find_tail_calls): Likewise.
2821 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
2822 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
2823 (build_var_debug_value_stat): Declare.
2824 (build_var_debug_value): Define.
2825 (target_for_debug_bind): Declare.
2826 * reload.c (find_equiv_reg): Skip debug insns.
2827 * rtlanal.c (reg_used_between_p): Skip debug insns.
2828 (side_effects_p): Likewise.
2829 (canonicalize_condition): Likewise.
2830 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
2831 insns never depend on debug insns.
2832 (create_ddg_dep_no_link): Likewise.
2833 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
2834 Don't add inter-loop dependencies for debug insns.
2835 (build_intra_loop_deps): Likewise.
2836 (create_ddg): Count debug insns.
2837 * ddg.h (struct ddg::num_debug): New.
2838 (num_backargs): Pair up with previous int field.
2839 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
2840 -fcompare-debug-second.
2841 * final.c (get_attr_length_1): Skip debug insns.
2842 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
2843 * gcc.c (invoke_as): Call compare-debug-dump-opt.
2844 (driver_self_specs): Map -fdump-final-insns to
2845 -fdump-final-insns=..
2846 (get_local_tick): New.
2847 (compare_debug_dump_opt_spec_function): Test for . argument and
2848 compute output name. Compute temp output spec without flag name.
2849 Compute -frandom-seed.
2850 (OPT): Undef after use.
2851 * cfgloopanal.c (num_loop_insns): Skip debug insns.
2852 (average_num_loop_insns): Likewise.
2853 * params.h (MIN_NONDEBUG_INSN_UID): New.
2854 * gimple.def (GIMPLE_DEBUG): New.
2855 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
2856 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2857 (merge_in_block): Fix whitespace.
2858 * toplev.c (flag_var_tracking): Update comment.
2859 (flag_var_tracking_assignments): New.
2860 (flag_var_tracking_assignments_toggle): New.
2861 (process_options): Don't open final insns dump file if we're not
2862 going to write to it. Compute defaults for var_tracking.
2863 * df-scan.c (df_insn_rescan_debug_internal): New.
2864 (df_uses_record): Handle debug insns.
2865 * haifa-sched.c (ready): Initialize n_debug.
2866 (contributes_to_priority): Skip debug insns.
2867 (dep_list_size): New.
2869 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2870 they're ready. Disregard previous debug insns to make decisions.
2871 (queue_insn): Never queue debug insns.
2872 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2873 (schedule_insn): Don't reject debug insns because of issue rate.
2874 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2875 (queue_to_ready): Skip and discount debug insns.
2876 (choose_ready): Let debug insns through.
2877 (schedule_block): Check boundary debug insns. Discount debug
2878 insns, schedule them early. Adjust whitespace.
2879 (set_priorities): Check for boundary debug insns.
2880 (add_jump_dependencies): Use dep_list_size.
2881 (prev_non_location_insn): New.
2882 (check_cfg): Use it.
2883 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2885 (remove_unused_ivs): Reset debug stmts.
2886 * modulo-sched.c (const_iteration_count): Skip debug insns.
2887 (res_MII): Discount debug insns.
2888 (loop_single_full_bb_p): Skip debug insns.
2889 (sms_schedule): Likewise.
2890 (sms_schedule_by_order): Likewise.
2891 (ps_has_conflicts): Likewise.
2892 * caller-save.c (refmarker_fn): New.
2893 (save_call_clobbered_regs): Replace regs with saved mem in
2895 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2896 Call refmarker_fn mark for hardregnos.
2897 (mark_reg_as_referenced): New.
2898 (replace_reg_with_saved_mem): New.
2899 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2900 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2902 (cse_extended_basic_block): Skip debug insns.
2903 (count_reg_usage): Likewise.
2904 (is_dead_reg): New, split out of...
2905 (set_live_p): ... here.
2906 (insn_live_p): Use it for debug insns.
2907 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2908 (execute_optimize_stdarg): Likewise.
2909 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2910 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2911 changes in debug stmts as changes.
2912 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2913 (moveup_expr): Don't move across debug insns. Don't move
2914 debug insn if it would create a bookkeeping block.
2915 (moveup_expr_cached): Don't use cache for debug insns that
2916 are heads of blocks.
2917 (compute_av_set_inside_bb): Skip debug insns.
2918 (sel_rank_for_schedule): Schedule debug insns first. Remove
2920 (block_valid_for_bookkeeping_p); Support lax searches.
2921 (create_block_for_bookkeeping): Adjust block numbers when
2922 encountering debug-only blocks.
2923 (find_place_for_bookkeeping): Deal with debug-only blocks.
2924 (generate_bookkeeping_insn): Accept no place to insert.
2925 (remove_temp_moveop_nops): New argument full_tidying.
2926 (prepare_place_to_insert): Deal with debug insns.
2927 (advance_state_on_fence): Debug insns don't start cycles.
2928 (update_boundaries): Take fence as argument. Deal with
2930 (schedule_expr_on_boundary): No full_tidying on debug insns.
2931 (fill_insns): Deal with debug insns.
2932 (track_scheduled_insns_and_blocks): Don't count debug insns.
2933 (need_nop_to_preserve_insn_bb): New, split out of...
2934 (remove_insn_from_stream): ... this.
2935 (fur_orig_expr_not_found): Skip debug insns.
2936 * rtl.def (VALUE): Move up.
2938 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2939 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2940 Set it if debug stmts are found.
2941 (statement_sink_location): Skip debug stmts. Propagate
2942 moving defs into debug stmts.
2943 * ifcvt.c (first_active_insn): Skip debug insns.
2944 (last_active_insns): Likewise.
2945 (cond_exec_process_insns): Likewise.
2946 (noce_process_if_block): Likewise.
2947 (check_cond_move_block): Likewise.
2948 (cond_move_convert_if_block): Likewise.
2949 (block_jumps_and_fallthru_p): Likewise.
2950 (dead_or_predicable): Likewise.
2951 * dwarf2out.c (debug_str_hash_forced): New.
2952 (find_AT_string): Add comment.
2953 (gen_label_for_indirect_string): New.
2954 (get_debug_string_label): New.
2955 (AT_string_form): Use it.
2956 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
2957 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
2958 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
2959 several operations that cannot be represented with DWARF opcodes.
2960 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
2961 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
2962 (dwarf2out_var_location): Take during-call mark into account.
2963 (output_indirect_string): Update comment. Output if there are
2964 label and references.
2965 (prune_indirect_string): New.
2966 (prune_unused_types): Call it if debug_str_hash_forced.
2967 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
2968 (dw_long_long_const): Remove.
2969 (struct dw_val_struct): Change val_long_long type to rtx.
2970 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
2971 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
2972 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
2973 component instead of HOST_BITS_PER_LONG.
2974 (output_loc_operands): Likewise. For const8* assert
2975 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
2976 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
2977 rather than HOST_BITS_PER_LONG is >= 64.
2978 (add_AT_long_long): Remove val_hi and val_lo arguments, add
2980 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
2981 HOST_BITS_PER_LONG for dw_val_class_long_long.
2982 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
2983 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
2984 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
2986 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2987 Handle DW_OP_implicit_value.
2988 (extract_int): Move prototype earlier.
2989 (mem_loc_descriptor): For SUBREG punt if inner
2990 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
2991 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
2992 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
2993 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
2994 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
2995 instead of Pmode size.
2996 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
2997 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
2998 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
2999 (concat_loc_descriptor, concatn_loc_descriptor,
3000 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
3001 (add_location_or_const_value_attribute): Likewise. For single
3002 location loc_lists attempt to use add_const_value_attribute
3003 for constant decls. Add DW_AT_const_value even if
3004 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
3006 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
3007 (control_flow_insn_p): Likewise.
3008 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
3009 (separate_decls_in_region_debug_bind): New.
3010 (separate_decls_in_region): Process debug bind stmts afterwards.
3011 * recog.c (verify_changes): Handle debug insns.
3012 (extract_insn): Likewise.
3013 (peephole2_optimize): Skip debug insns.
3014 * dse.c (scan_insn): Skip debug insns.
3015 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
3017 (setup_id_for_insn): Handle debug insns.
3018 (maybe_tidy_empty_bb): Adjust whitespace.
3019 (tidy_control_flow): Skip debug insns.
3020 (sel_remove_insn): Adjust for debug insns.
3021 (sel_estimate_number_of_insns): Skip debug insns.
3022 (create_insn_rtx_from_pattern): Handle debug insns.
3023 (create_copy_of_insn_rtx): Likewise.
3024 * sel-sched-.h (sel_bb_end): Declare.
3025 (sel_bb_empty_or_nop_p): New.
3026 (get_all_loop_exits): Use it.
3027 (_eligible_successor_edge_p): Likewise.
3028 (return_nop_to_pool): Adjust.
3029 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
3030 * ira-lives.c (process_bb_node_lives): Skip debug insns.
3031 * gimple-pretty-print.c (dump_gimple_debug): New.
3032 (dump_gimple_stmt): Use it.
3033 (dump_bb_header): Skip gimple debug stmts.
3034 * regmove.c (optimize_reg_copy_1): Discount debug insns.
3035 (fixup_match_2): Likewise.
3036 (regmove_backward_pass): Likewise. Simplify combined
3037 replacement. Handle debug insns.
3038 * function.c (instantiate_virtual_regs): Handle debug insns.
3039 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
3040 * print-rtl.h: Include cselib.h.
3041 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
3042 * df.h (df_inns_rescan_debug_internal): Declare.
3043 * gcse.c (alloc_hash_table): Estimate n_insns.
3044 (cprop_insn): Don't regard debug insns as changes.
3045 (bypass_conditional_jumps): Skip debug insns.
3046 (one_pre_gcse_pass): Adjust.
3047 (one_code_hoisting_pass): Likewise.
3048 (compute_ld_motion_mems): Skip debug insns.
3049 (one_cprop_pass): Adjust.
3050 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
3051 (if_convertible_stmt_p): Handle debug stmts.
3052 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
3053 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
3054 * ira-build.c (create_bb_allocnos): Skip debug insns.
3055 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
3056 (has_single_use): Likewise.
3057 (single_imm_use): Likewise.
3058 (num_imm_uses): Likewise.
3059 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
3060 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
3061 (create_outofssa_var_map): Likewise.
3062 * lower-subreg.c (adjust_decomposed_uses): New.
3063 (resolve_debug): New.
3064 (decompose_multiword_subregs): Use it.
3065 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
3066 * emit-rtl.c: Include params.h.
3067 (cur_debug_insn_uid): Define.
3068 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
3069 (copy_rtx_if_shared_1): Handle debug insns.
3070 (reset_used_flags): Likewise.
3071 (set_used_flags): LIkewise.
3072 (get_max_insn_count): New.
3073 (next_nondebug_insn): New.
3074 (prev_nondebug_insn): New.
3075 (make_debug_insn_raw): New.
3076 (emit_insn_before_noloc): Handle debug insns.
3077 (emit_jump_insn_before_noloc): Likewise.
3078 (emit_call_insn_before_noloc): Likewise.
3079 (emit_debug_insn_before_noloc): New.
3080 (emit_insn_after_noloc): Handle debug insns.
3081 (emit_jump_insn_after_noloc): Likewise.
3082 (emit_call_insn_after_noloc): Likewise.
3083 (emit_debug_insn_after_noloc): Likewise.
3084 (emit_insn_after): Take loc from earlier non-debug insn.
3085 (emit_jump_insn_after): Likewise.
3086 (emit_call_insn_after): Likewise.
3087 (emit_debug_insn_after_setloc): New.
3088 (emit_debug_insn_after): New.
3089 (emit_insn_before): Take loc from later non-debug insn.
3090 (emit_jump_insn_before): Likewise.
3091 (emit_call_insn_before): Likewise.
3092 (emit_debug_insn_before_setloc): New.
3093 (emit_debug_insn_before): New.
3094 (emit_insn): Handle debug insns.
3095 (emit_debug_insn): New.
3096 (emit_jump_insn): Handle debug insns.
3097 (emit_call_insn): Likewise.
3099 (init_emit): Take min-nondebug-insn-uid into account.
3100 Initialize cur_debug_insn_uid.
3101 (emit_copy_of_insn_after): Handle debug insns.
3102 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
3103 location of single rhs in place.
3104 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
3105 (floor_sdiv_adjust): New.
3106 (cell_sdiv_adjust): New.
3107 (cell_udiv_adjust): New.
3108 (round_sdiv_adjust): New.
3109 (round_udiv_adjust): New.
3110 (wrap_constant): Moved from cselib.
3111 (unwrap_constant): New.
3112 (expand_debug_expr): New.
3113 (expand_debug_locations): New.
3114 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
3116 (gimple_expand_cfg): Expand debug locations.
3117 * cselib.c: Include tree-pass.h.
3118 (struct expand_value_data): New.
3119 (cselib_record_sets_hook): New.
3120 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
3121 (cselib_clear_table): Move, and implemnet in terms of...
3122 (cselib_reset_table_with_next_value): ... this.
3123 (cselib_get_next_unknown_value): New.
3124 (discard_useless_locs): Don't discard preserved values.
3125 (cselib_preserve_value): New.
3126 (cselib_preserved_value_p): New.
3127 (cselib_preserve_definitely): New.
3128 (cselib_clear_preserve): New.
3129 (cselib_preserve_only_values): New.
3130 (new_cselib_val): Take rtx argument. Dump it in details.
3131 (cselib_lookup_mem): Adjust.
3132 (expand_loc): Take regs_active in struct. Adjust. Silence
3133 dumps unless details are requested.
3134 (cselib_expand_value_rtx_cb): New.
3135 (cselib_expand_value_rtx): Rename and reimplment in terms of...
3136 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
3137 without details. Copy more subregs. Try to resolve values
3138 using a callback. Wrap constants.
3139 (cselib_subst_to_values): Adjust.
3140 (cselib_log_lookup): New.
3141 (cselib_lookup): Call it.
3142 (cselib_invalidate_regno): Don't count preserved values as useless.
3143 (cselib_invalidate_mem): Likewise.
3144 (cselib_record_set): Likewise.
3145 (struct set): Renamed to cselib_set, moved to cselib.h.
3146 (cselib_record_sets): Adjust. Call hook.
3147 (cselib_process_insn): Reset table when it would be cleared.
3148 (dump_cselib_val): New.
3149 (dump_cselib_table): New.
3150 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
3151 (remove_forwarder_block): Support moving debug stmts.
3152 * cselib.h (cselib_record_sets_hook): Declare.
3153 (cselib_expand_callback): New type.
3154 (cselib_expand_value_rtx_cb): Declare.
3155 (cselib_reset_table_with_next_value): Declare.
3156 (cselib_get_next_unknown_value): Declare.
3157 (cselib_preserve_value): Declare.
3158 (cselib_preserved_value_p): Declare.
3159 (cselib_preserve_only_values): Declare.
3160 (dump_cselib_table): Declare.
3161 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
3162 (try_crossjump_to_edge): Likewise.
3163 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
3164 dominated blocks when debug stmts are present.
3165 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
3166 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
3167 (set_var_live_on_entry): Likewise.
3168 * loop-invariant.c (find_invariants_bb): Skip debug insns.
3169 * cfglayout.c (curr_location, last_location): Make static.
3170 (set_curr_insn_source_location): Don't avoid bouncing.
3171 (get_curr_insn_source_location): New.
3172 (get_curr_insn_block): New.
3173 (duplicate_insn_chain): Handle debug insns.
3174 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
3176 * common.opt (fcompare-debug): Move to sort order.
3177 (fdump-unnumbered-links): Likewise.
3178 (fvar-tracking-assignments): New.
3179 (fvar-tracking-assignments-toggle): New.
3180 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
3181 because of debug stmts.
3182 (mark_stmt_if_obviously_necessary): Mark debug stmts.
3183 (eliminate_unnecessary_stmts): Walk dominated blocks before
3185 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
3186 * ira.c (memref_used_between_p): Skip debug insns.
3187 (update_equiv_regs): Likewise.
3188 * sched-deps.c (sd_lists_size): Accept empty list.
3189 (sd_init_insn): Mark debug insns.
3190 (sd_finish_insn): Unmark them.
3191 (sd_add_dep): Reject non-debug deps on debug insns.
3192 (fixup_sched_groups): Give debug insns group treatment.
3194 (sched_analyze_reg): Don't mark debug insns for sched before call.
3195 (sched_analyze_2): Handle debug insns.
3196 (sched_analyze_insn): Compute next non-debug insn. Handle debug
3198 (deps_analyze_insn): Handle debug insns.
3199 (deps_start_bb): Skip debug insns.
3200 (init_deps): Initialize last_debug_insn.
3201 * tree-ssa.c (target_for_debug_bind): New.
3202 (find_released_ssa_name): New.
3203 (propagate_var_def_into_debug_stmts): New.
3204 (propagate_defs_into_debug_stmts): New.
3205 (verify_ssa): Skip debug bind stmts without values.
3206 (warn_uninialized_vars): Skip debug stmts.
3207 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
3208 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
3209 (rtx_equal_p): Likewise.
3210 * ira-costs.c (scan_one_insn): Skip debug insns.
3211 (process_bb_node_for_hard_reg_moves): Likewise.
3212 * rtl.h (DEBUG_INSN_P): New.
3213 (NONDEBUG_INSN_P): New.
3214 (MAY_HAVE_DEBUG_INSNS): New.
3215 (INSN_P): Accept debug insns.
3216 (RTX_FRAME_RELATED_P): Likewise.
3217 (INSN_DELETED_P): Likewise
3218 (PAT_VAR_LOCATION_DECL): New.
3219 (PAT_VAR_LOCATION_LOC): New.
3220 (PAT_VAR_OCATION_STATUS): New.
3221 (NOTE_VAR_LOCATION_DECL): Reimplement.
3222 (NOTE_VAR_LOCATION_LOC): Likewise.
3223 (NOTE_VAR_LOCATION_STATUS): Likewise.
3224 (INSN_VAR_LOCATION): New.
3225 (INSN_VAR_LOCATION_DECL): New.
3226 (INSN_VAR_LOCATION_LOC): New.
3227 (INSN_VAR_LOCATION_STATUS): New.
3228 (gen_rtx_UNKNOWN_VAR_LOC): New.
3229 (VAR_LOC_UNKNOWN_P): New.
3230 (NOTE_DURING_CALL_P): New.
3231 (SCHED_GROUP_P): Accept debug insns.
3232 (emit_debug_insn_before): Declare.
3233 (emit_debug_insn_before_noloc): Declare.
3234 (emit_debug_insn_beore_setloc): Declare.
3235 (emit_debug_insn_after): Declare.
3236 (emit_debug_insn_after_noloc): Declare.
3237 (emit_debug_insn_after_setloc): Declare.
3238 (emit_debug_insn): Declare.
3239 (make_debug_insn_raw): Declare.
3240 (prev_nondebug_insn): Declare.
3241 (next_nondebug_insn): Declare.
3242 (delegitimize_mem_from_attrs): Declare.
3243 (get_max_insn_count): Declare.
3244 (wrap_constant): Declare.
3245 (unwrap_constant): Declare.
3246 (get_curr_insn_source_location): Declare.
3247 (get_curr_insn_block): Declare.
3248 * tree-inline.c (insert_debug_decl_map): New.
3249 (processing_debug_stmt): New.
3250 (remap_decl): Don't create new mappings in debug stmts.
3251 (remap_gimple_op_r): Don't add references in debug stmts.
3252 (copy_tree_body_r): Likewise.
3253 (remap_gimple_stmt): Handle debug bind stmts.
3254 (copy_bb): Skip debug stmts.
3255 (copy_edges_for_bb): Likewise.
3256 (copy_debug_stmt): New.
3257 (copy_debug_stmts): New.
3258 (copy_body): Copy debug stmts at the end.
3259 (insert_init_debug_bind): New.
3260 (insert_init_stmt): Take id. Skip and emit debug stmts.
3261 (setup_one_parameter): Remap variable earlier, register debug mapping.
3262 (estimate_num_insns): Skip debug stmts.
3263 (expand_call_inline): Preserve debug_map.
3264 (optimize_inline_calls): Check for no debug_stmts left-overs.
3265 (unsave_expr_now): Preserve debug_map.
3266 (copy_gimple_seq_and_replace_locals): Likewise.
3267 (tree_function_versioning): Check for no debug_stmts left-overs.
3268 Init and destroy debug_map as needed. Split edges unconditionally.
3269 (build_duplicate_type): Init and destroy debug_map as needed.
3270 * tree-inline.h: Include gimple.h instead of pointer-set.h.
3271 (struct copy_body_data): Add debug_stmts and debug_map.
3272 * sched-int.h (struct ready_list): Add n_debug.
3273 (struct deps): Add last_debug_insn.
3274 (DEBUG_INSN_SCHED_P): New.
3275 (BOUNDARY_DEBUG_INSN_P): New.
3276 (SCHEDULE_DEBUG_INSN_P): New.
3277 (sd_iterator_cond): Accept empty list.
3278 * combine.c (create_log_links): Skip debug insns.
3279 (combine_instructions): Likewise.
3280 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
3281 return value is always unshared.
3282 (struct rtx_subst_pair): New.
3283 (auto_adjust_pair): New.
3284 (propagate_for_debug_subst): New.
3285 (propagate_for_debug): New.
3286 (try_combine): Skip debug insns. Propagate removed defs into
3288 (next_nonnote_nondebug_insn): New.
3289 (distribute_notes): Use it. Skip debug insns.
3290 (distribute_links): Skip debug insns.
3291 * tree-outof-ssa.c (set_location_for_edge): Likewise.
3292 * resource.c (mark_target_live_regs): Likewise.
3293 * var-tracking.c: Include cselib.h and target.h.
3294 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
3296 (micro_operation_type_name): New.
3297 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
3298 (struct micro_operation_def): Update comments.
3299 (decl_or_value): New type. Use instead of decls.
3300 (struct emit_note_data_def): Add vars.
3301 (struct attrs_def): Use decl_or_value.
3302 (struct variable_tracking_info_def): Add permp, flooded.
3303 (struct location_chain_def): Update comment.
3304 (struct variable_part_def): Use decl_or_value.
3305 (struct variable_def): Make var_part a variable length array.
3307 (scratch_regs): New.
3308 (cselib_hook_called): New.
3309 (dv_is_decl_p): New.
3310 (dv_is_value_p): New.
3313 (dv_as_opaque): New.
3314 (dv_onepart_p): New.
3316 (IS_DECL_CODE): New.
3317 (check_value_is_not_decl): New.
3318 (dv_from_decl): New.
3319 (dv_from_value): New.
3320 (dv_htab_hash): New.
3321 (variable_htab_hash): Use it.
3322 (variable_htab_eq): Support values.
3323 (variable_htab_free): Free from the right pool.
3324 (attrs_list_member, attrs_list_insert): Use decl_or_value.
3325 (attrs_list_union): Adjust.
3326 (attrs_list_mpdv_union): New.
3327 (tie_break_pointers): New.
3328 (canon_value_cmp): New.
3329 (unshare_variable): Return possibly-modified slot.
3330 (vars_copy_1): Adjust.
3331 (var_reg_decl_set): Adjust. Split out of...
3332 (var_reg_set): ... this.
3333 (get_init_value): Adjust.
3334 (var_reg_delete_and_set): Adjust.
3335 (var_reg_delete): Adjust.
3336 (var_regno_delete): Adjust.
3337 (var_mem_decl_set): Split out of...
3338 (var_mem_set): ... this.
3339 (var_mem_delete_and_set): Adjust.
3340 (var_mem_delete): Adjust.
3344 (variable_union): Adjust. Speed up merge of 1-part vars.
3345 (variable_canonicalize): Use unshared slot.
3346 (VALUED_RECURSED_INTO): New.
3347 (find_loc_in_1pdv): New.
3348 (struct dfset_merge): New.
3349 (insert_into_intersection): New.
3350 (intersect_loc_chains): New.
3352 (canonicalize_loc_order_check): New.
3353 (canonicalize_values_mark): New.
3354 (canonicalize_values_star): New.
3355 (variable_merge_over_cur): New.
3356 (variable_merge_over_src): New.
3357 (dataflow_set_merge): New.
3358 (dataflow_set_equiv_regs): New.
3359 (remove_duplicate_values): New.
3360 (struct dfset_post_merge): New.
3361 (variable_post_merge_new_vals): New.
3362 (variable_post_merge_perm_vals): New.
3363 (dataflow_post_merge_adjust): New.
3364 (find_mem_expr_in_1pdv): New.
3365 (dataflow_set_preserve_mem_locs): New.
3366 (dataflow_set_remove_mem_locs): New.
3367 (dataflow_set_clear_at_call): New.
3368 (onepart_variable_different_p): New.
3369 (variable_different_p): Use it.
3370 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
3371 (track_expr_p): Add need_rtl parameter. Don't generate rtl
3373 (track_loc_p): Pass it true.
3374 (struct count_use_info): New.
3375 (find_use_val): New.
3376 (replace_expr_with_values): New.
3378 (use_type): New, partially split out of...
3379 (count_uses): ... this. Count new micro-ops.
3380 (count_uses_1): Adjust.
3381 (count_stores): Adjust.
3382 (count_with_sets): New.
3383 (VAL_NEEDS_RESOLUTION): New.
3384 (VAL_HOLDS_TRACK_EXPR): New.
3385 (VAL_EXPR_IS_COPIED): New.
3386 (VAL_EXPR_IS_CLOBBERED): New.
3387 (add_uses): Adjust. Generate new micro-ops.
3388 (add_uses_1): Adjust.
3389 (add_stores): Generate new micro-ops.
3390 (add_with_sets): New.
3391 (find_src_status): Adjust.
3392 (find_src_set_src): Adjust.
3393 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
3394 Handle new micro-ops. Canonicalize value equivalances.
3395 (vt_find_locations): Compute total size of hash tables for
3396 dumping. Perform merge for var-tracking-assignments. Don't
3397 disregard single-block loops.
3398 (dump_attrs_list): Handle decl_or_value.
3399 (dump_variable): Take variable. Deal with decl_or_value.
3400 (dump_variable_slot): New.
3401 (dump_vars): Use it.
3402 (dump_dataflow_sets): Adjust.
3403 (set_slot_part): New, extended to support one-part variables
3404 after splitting out of...
3405 (set_variable_part): ... this.
3406 (clobber_slot_part): New, split out of...
3407 (clobber_variable_part): ... this.
3408 (delete_slot_part): New, split out of...
3409 (delete_variable_part): .... this.
3410 (check_wrap_constant): New.
3411 (vt_expand_loc_callback): New.
3412 (vt_expand_loc): New.
3413 (emit_note_insn_var_location): Adjust. Handle values. Handle
3414 EMIT_NOTE_AFTER_CALL_INSN.
3415 (emit_notes_for_differences_1): Adjust. Handle values.
3416 (emit_notes_for_differences_2): Likewise.
3417 (emit_notes_for_differences): Adjust.
3418 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
3419 Adjust. Handle new micro-ops.
3420 (vt_add_function_parameters): Adjust. Create and bind values.
3421 (vt_initialize): Adjust. Initialize scratch_regs and
3422 valvar_pool, flooded and perm.. Initialize and use cselib. Log
3423 operations. Move some code to count_with_sets and add_with_sets.
3424 (delete_debug_insns): New.
3425 (vt_debug_insns_local): New.
3426 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
3428 (var_tracking_main): If var-tracking-assignments is enabled
3429 but var-tracking isn't, delete debug insns and leave. Likewise
3430 if we exceed limits or fail the stack adjustments tests, and
3431 after all var-tracking processing.
3432 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
3433 (dataflow_set): Add traversed_vars.
3434 (value_chain, const_value_chain): New typedefs.
3435 (value_chain_pool, value_chains): New variables.
3436 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
3437 add_value_chains, add_cselib_value_chains, remove_value_chain,
3438 remove_value_chains, remove_cselib_value_chains): New functions.
3439 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
3440 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
3442 (shared_hash_find_slot_unshare, shared_hash_find_slot,
3443 shared_hash_find_slot_noinsert, shared_hash_find): Update.
3444 (dst_can_be_shared): New variable.
3445 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
3446 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
3447 different from set->vars, look up slot again instead of using the
3449 (dataflow_set_init): Initialize traversed_vars.
3450 (variable_union): Use shared_hash_*. Use initially NO_INSERT
3451 lookup if set->vars is shared. Don't keep slot cleared before
3452 calling unshare_variable. Unshare set->vars if needed. Adjust
3453 unshare_variable callers. Clear dst_can_be_shared if needed.
3454 Even ->refcount == 1 vars must be unshared if set->vars is shared
3455 and var needs to be modified.
3456 (dataflow_set_union): Set traversed_vars during canonicalization.
3457 (VALUE_CHANGED, DECL_CHANGED): Define.
3458 (set_dv_changed, dv_changed_p): New static inlines.
3459 (track_expr_p): Clear DECL_CHANGED.
3460 (dump_dataflow_sets): Set it.
3461 (variable_was_changed): Call set_dv_changed.
3462 (emit_note_insn_var_location): Likewise.
3463 (changed_variables_stack): New variable.
3464 (check_changed_vars_1, check_changed_vars_2): New functions.
3465 (emit_notes_for_changes): Do nothing if changed_variables is
3466 empty. Traverse changed_variables with check_changed_vars_1,
3467 call check_changed_vars_2 on each changed_variables_stack entry.
3468 (emit_notes_in_bb): Add SET argument. Just clear it at the
3469 beginning, use it instead of local &set, don't destroy it at the end.
3470 (vt_emit_notes): Call dataflow_set_clear early on all
3471 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
3472 computed set, dataflow_set_clear also VTI(bb)->in when we are
3473 done with the basic block. Initialize changed_variables_stack,
3474 free it afterwards. If ENABLE_CHECKING verify that after noting
3475 differences to an empty set value_chains hash table is empty.
3476 (vt_initialize): Initialize value_chains and value_chain_pool.
3477 (vt_finalize): Delete value_chains htab, free value_chain_pool.
3478 (variable_tracking_main): Call dump_dataflow_sets before calling
3479 vt_emit_notes, not after it.
3480 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
3481 (propagate_var_def_into_debug_stmts): Declare.
3482 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
3483 (df_set_note): Reject debug insns.
3484 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
3485 add notes to debug insns.
3486 (df_note_bb_compute): Adjust. Likewise.
3487 (df_simulate_uses): Skip debug insns.
3488 (df_simulate_initialize_backwards): Likewise.
3489 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
3490 (subst_stack_regs_pat): Reject debug insns.
3491 (convert_regs_1): Handle debug insns.
3492 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
3493 (print-rtl.o): Depend on cselib.h.
3494 (cselib.o): Depend on TREE_PASS_H.
3495 (var-tracking.o): Depend on cselib.h and TARGET_H.
3496 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
3497 (init_ready_list): Skip boundary debug insns.
3498 (add_branch_dependences): Skip debug insns.
3499 (free_block_dependencies): Check for blocks with only debug insns.
3500 (compute_priorities): Likewise.
3501 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
3502 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
3504 (gimple_build_debug_bind_stat): New.
3505 (empty_body_p): Skip debug stmts.
3506 (gimple_has_side_effects): Likewise.
3507 (gimple_rhs_has_side_effects): Likewise.
3508 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
3509 (gimple_build_debug_bind_stat): Declare.
3510 (gimple_build_debug_bind): Define.
3511 (is_gimple_debug): New.
3512 (gimple_debug_bind_p): New.
3513 (gimple_debug_bind_get_var): New.
3514 (gimple_debug_bind_get_value): New.
3515 (gimple_debug_bind_get_value_ptr): New.
3516 (gimple_debug_bind_set_var): New.
3517 (gimple_debug_bind_set_value): New.
3518 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
3519 (gimple_debug_bind_reset_value): New.
3520 (gimple_debug_bind_has_value_p): New.
3521 (gsi_next_nondebug): New.
3522 (gsi_prev_nondebug): New.
3523 (gsi_start_nondebug_bb): New.
3524 (gsi_last_nondebug_bb): New.
3525 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
3526 (print_insn): Handle DEBUG_INSN.
3527 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
3528 of first insn prevail.
3529 (first_stmt): Skip debug stmts.
3530 (first_non_label_stmt): Likewise.
3531 (last_stmt): Likewise.
3532 (has_zero_uses_1): New.
3533 (single_imm_use_1): New.
3534 (verify_gimple_debug): New.
3535 (verify_types_in_gimple_stmt): Handle debug stmts.
3536 (verify_stmt): Likewise.
3537 (debug_loop_num): Skip debug stmts.
3538 (remove_edge_and_dominated_blocks): Remove dominators last.
3539 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
3540 (linearize_expr): Likewise.
3541 * config/i386/i386.c (ix86_delegitimize_address): Call
3542 default implementation.
3543 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
3544 (group_barrier_needed): Skip debug insns.
3545 (emit_insn_group_barriers): Likewise.
3546 (emit_all_insn_group_barriers): Likewise.
3547 (ia64_variable_issue): Handle debug insns.
3548 (ia64_dfa_new_cycle): Likewise.
3549 (final_emit_insn_group_barriers): Skip debug insns.
3550 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
3551 def cfa without frame.
3552 (process_set): Likewise.
3553 (process_for_unwind_directive): Pass frame on.
3554 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3555 (rs6000_delegitimize_address): New.
3556 (rs6000_debug_adjust_cost): Handle debug insns.
3557 (is_microcoded_insn): Likewise.
3558 (is_cracked_insn): Likewise.
3559 (is_nonpipeline_insn): Likewise.
3560 (insn_must_be_first_in_group): Likewise.
3561 (insn_must_be_last_in_group): Likewise.
3562 (force_new_group): Likewise.
3563 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
3564 contains only debug insns.
3565 (rtl_merge_blocks): Skip debug insns.
3566 (purge_dead_edges): Likewise.
3567 (rtl_block_ends_with_call_p): Skip debug insns.
3568 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
3569 (mark_reg_dependencies): Skip debug insns.
3570 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
3571 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
3572 * tree-ssa-threadedge.c
3573 (record_temporary_equivalences_from_stmts): Skip debug stmts.
3574 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
3575 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
3576 (copyprop_hardreg_forward_1): Handle debug insns.
3577 * reload1.c (reload): Skip debug insns. Replace unassigned
3578 pseudos in debug insns with their equivalences.
3579 (eliminate_regs_in_insn): Skip debug insns.
3580 (emit_input_reload_insns): Skip debug insns at first, adjust
3582 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
3583 (get_indirect_ref_operands): Pass opf_no_vops on.
3584 (get_expr_operands): Likewise. Skip debug stmts.
3585 (parse_ssa_operands): Scan debug insns with opf_no_vops.
3587 2009-09-01 Richard Henderson <rth@redhat.com>
3589 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
3590 stmt_ends_pp_p statements at least once.
3591 * tree-vrp.c (vrp_initialize): Likewise.
3592 (vrp_visit_stmt): Be prepared for non-interesting stmts.
3594 2009-09-01 Dodji Seketeli <dodji@redhat.com>
3597 Fix AIX bootstrap after PR debug/30161
3598 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
3599 that is a GNU extension.
3600 (tmpl_value_parm_die_table): Move the definition of this global
3601 outside #ifdef DWARF2_DEBUGGING_INFO region.
3603 2009-09-01 Richard Guenther <rguenther@suse.de>
3605 * tree.c (tree_expr_size): New function.
3606 * tree.h (tree_expr_size): Declare.
3607 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
3608 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
3609 * langhooks.c (lhd_expr_size): Remove.
3610 * langhooks.h (struct lang_hooks): Remove expr_size.
3611 * explow.c (expr_size): Use tree_expr_size.
3612 (int_expr_size): Likewise.
3613 * langhooks-def.h (lhd_expr_size): Remove.
3614 (LANG_HOOKS_EXPR_SIZE): Likewise.
3615 (LANG_HOOKS_INITIALIZER): Adjust.
3617 2009-09-01 Richard Guenther <rguenther@suse.de>
3619 * tree-flow.h (mark_addressable): Move declaration ...
3620 * tree.h (mark_addressable): ... here.
3621 * stmt.c (expand_asm_operands): Use mark_addressable, not
3622 lang_hooks.mark_addressable.
3623 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3624 LANG_HOOKS_MARK_ADDRESSABLE.
3625 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
3626 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
3628 2009-08-31 Chris Demetriou <cgd@google.com>
3630 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
3631 vectorize if not TARGET_SSE2.
3633 2009-08-31 DJ Delorie <dj@redhat.com>
3635 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
3636 registers if no coprocessor is enabled.
3638 2009-08-31 Dodji Seketeli <dodji@redhat.com>
3641 * cgraph.h (cgraph_get_node): Declare ...
3642 * cgraph.c (cgraph_get_node): ... new function.
3643 * dwarf2out.c (gen_generic_params_dies,
3644 generic_parameter_die, tree_add_const_value_attribute_for_decl,
3645 make_ith_pack_parameter_name,
3646 append_entry_to_tmpl_value_parm_die_table,
3647 gen_remaining_tmpl_value_param_die_attribute): New functions.
3648 (gen_subprogram_die): Generate debug info for template parameters
3649 if debug info level is higher than DINFO_LEVEL_TERSE.
3650 Use tree_add_const_value_attribute_for_decl instead of
3651 tree_add_const_value_attribute.
3652 (gen_const_die): Use tree_add_const_value_attribute_for_decl
3653 instead of tree_add_const_value_attribute.
3654 (gen_struct_or_union_type_die): Generate debug
3655 info for template parameters if debug info level is higher than
3657 (tree_add_const_value_attribute): Handle integral and pointer
3658 constants. Update comment.
3659 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
3660 (dwarf_attr_name): Support DW_AT_GNU_template_name.
3661 (reference_to_unused): Fix thinko. Remove redundant predicates from
3663 (tree_add_const_value_attribute): Make this work for constant
3665 tree_add_const_value_attribute_for_decl is to be used for variable
3667 (add_location_or_const_value_attribute): Use
3668 tree_add_const_value_attribute_for_decl now.
3669 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
3670 DW_TAG_template_value_param DIEs after function DIEs have been
3672 * langhooks.h (lang_hooks_for_types): Add
3673 get_argument_pack_elems.
3674 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
3675 (lang_hooks): Added get_innermost_generic_parms,
3676 get_innermost_generic_args.
3677 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
3678 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
3679 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
3680 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
3682 2009-08-31 DJ Delorie <dj@redhat.com>
3684 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
3685 it once we start generating the prologue or epilogue.
3686 (mep_call_saves_register): If the frame is locked, re-use
3688 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
3689 (mep_expand_prologue): Call it.
3690 (mep_expand_epilogue): Likewise.
3691 (mep_start_function): Use the same logic as mep_expand_prologue.
3692 (mep_pass_by_reference): Make logic more readable.
3693 (mep_return_in_memory): Zero-sized objects are passed in memory.
3694 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
3696 2009-08-31 Richard Guenther <rguenther@suse.de>
3698 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3699 to query if the memory regions for memmove overlap.
3700 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3701 asserts on pointers, instead deal with odd trees.
3702 (ptr_derefs_may_alias_p): Likewise.
3703 (refs_may_alias_p_1): Constructor bases also never alias.
3705 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
3707 * doc/install.texi (Final install): Adjust reference on where to
3708 order printed manuals.
3710 2009-08-30 Olivier Hainque <hainque@adacore.com>
3712 * dwarf2out.c (switch_to_frame_table_section): Move
3713 definition prior to first use.
3715 2009-08-30 Richard Guenther <rguenther@suse.de>
3717 PR tree-optimization/41186
3718 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
3719 (ao_ref_init_from_ptr_and_size): New function.
3720 (ref_maybe_used_by_call_p_1): Be more precise tracking
3721 used ranges for builtin functions.
3722 (ref_maybe_used_by_call_p): Adjust.
3723 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
3724 ranges for builtin functions.
3725 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
3727 2009-08-30 Alan Modra <amodra@bigpond.net.au>
3730 * fwprop.c (get_reg_use_in): Delete.
3731 (free_load_extend): New function.
3732 (forward_propagate_subreg): Use it.
3734 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
3736 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
3738 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
3741 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
3744 2009-08-29 Douglas B Rupp <rupp@gnat.com>
3746 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
3747 fini or fini_array section.
3749 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3751 * graphite-dependences.c (graphite_legal_transform_bb): Call
3752 pbb_remove_duplicate_pdrs.
3753 * graphite-poly.c (can_collapse_pdr): Removed.
3754 (pdr_find_duplicate): Removed.
3755 (can_collapse_pdrs): New.
3756 (pbb_remove_duplicate_pdrs): New.
3757 (new_poly_dr): Do not look for duplicates.
3758 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
3759 (PBB_PDR_DUPLICATES_REMOVED): New.
3760 (pbb_remove_duplicate_pdrs): Declared.
3762 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3764 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
3765 the strides by multiplying by PDR_NB_REFS.
3766 * graphite-poly.c (can_collapse_pdr): New.
3767 (pdr_find_duplicate): New.
3768 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
3769 Initialize PDR_NB_REFS.
3770 * graphite-poly.h (struct poly_dr): Add field nb_refs.
3772 (new_poly_dr): Number of subscripts is a graphite_dim_t.
3774 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3777 * graphite-poly.c (apply_poly_transforms): Remove legality test before
3780 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3782 * graphite-dependences.c (pddr_original_scattering): Return NULL
3783 for read-read dependence relations.
3784 * graphite-poly.h (enum poly_dr_type): Fix comment.
3787 (pdr_may_write_p): New.
3789 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3791 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
3792 (struct poly_dr): Same.
3793 (new_poly_dr): Same.
3794 * graphite-poly.c (new_poly_dr): Same.
3795 * graphite-dependences.c (dot_deps): Disable call to system.
3797 2009-08-28 Cary Coutant <ccoutant@google.com>
3800 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
3801 struct/union/enum types local to a function.
3803 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3804 Sebastian Pop <sebastian.pop@amd.com>
3806 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
3807 pbb_strip_mine_time_depth. Changed the implementation so that
3808 transformation is expressed as a transformation on
3809 time (scatttering) dimensions. Also, ensures that the 2d+1
3810 scheduling format is preserved.
3811 (pbb_strip_mine_profitable_p): Profitability is based on the
3812 iteration number of a given time (scattering) dimension,
3813 and not on a original loop depth dimension.
3814 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
3815 (pbb_do_strip_mine): Call psct_dynamic_dim.
3816 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
3817 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
3818 (pbb_nb_dynamic_scattering_transform): New.
3819 (psct_dynamic_dim): New.
3821 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3823 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3824 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3825 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
3826 * graphite-interchange.c (build_linearized_memory_access): Same.
3827 (memory_stride_in_loop): Same.
3829 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3831 * graphite-dependences.c (pddr_original_scattering): New.
3832 (graphite_legal_transform_dr): Call pddr_original_scattering.
3835 * graphite-dependences.h (dot_deps): Declared.
3836 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
3837 (print_pdr): Print PDR_ID.
3838 * graphite-poly.h (struct poly_dr): Add field id.
3841 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3843 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3845 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3846 not delete the original dependence relation.
3848 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3850 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3851 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3852 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3853 (free_poly_ddr): New.
3854 (pddr_is_empty): New.
3855 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3856 (dependence_polyhedron): Same. Remove useless gcc_assert.
3858 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3859 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3860 * graphite-dependences.h (enum poly_dependence_kind): New.
3861 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3862 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3863 (PDRP_SINK): Renamed PDDR_SINK.
3864 (PDRP_DDP): Renamed PDDR_DDP.
3866 (free_poly_ddr): Declared.
3867 * graphite-poly.c (new_scop): Use the new hash function names.
3868 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3869 into original_pddrs.
3870 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3872 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3874 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3875 bounds with LT_EXPR to make niter analysis more precise on code
3876 generated by Graphite.
3878 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3880 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3881 (graphite_legal_transform_bb): Same.
3882 (poly_drs_may_alias_p): Same.
3884 2009-08-28 Richard Guenther <rguenther@suse.de>
3886 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3888 2009-08-28 Jan Beulich <jbeulich@novell.com>
3890 * config/i386/netware.c: Include langhooks.h.
3891 (i386_nlm_encode_section_info): Simplify.
3892 (netware_override_options): Delete.
3893 * config/i386/netware.h (netware_override_options): Delete
3895 (OVERRIDE_OPTIONS): Delete definition.
3896 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3897 (ASM_COMMENT_START): Define.
3898 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3900 2009-08-28 Jan Beulich <jbeulich@novell.com>
3902 * configure.ac: For in-tree ld, do a plain version check to
3903 determine whether comdat groups are supported.
3904 * configure: Regenerate.
3906 2009-08-28 Olivier Hainque <hainque@adacore.com>
3908 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3909 always defined. Reflect definition or absence of such for
3910 COLLECT_EXPORT_LIST. Readability helper.
3911 (scanfilter): New enum, to help control what symbols
3912 are to be considered or ignored by scan_prog_file.
3913 (enum pass): Rename as "scanpass", moved together with scanfilter
3914 prior to scan_prog_file's prototype.
3915 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3916 Group prototype with the scanpass/scanfilter definitions, factorize
3917 head comments for the several implementations at the prototype.
3918 (main): Reorganize the first pass link control to let AIX
3919 drag only the needed frame tables in executables. Prevent
3920 frame tables collection during the scan aimed at static ctors.
3921 Pre-link and scan for frame tables later to compensate.
3922 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3923 A C statement to issue assembly directives that create a reference
3924 to the given DWARF table identifier label from the current function
3926 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3927 to differentiate first time section entry. Only emit a .data
3928 tables start identifier label the first time around.
3929 (switch_to_frame_table_section): New function. Helper for
3930 output_call_frame_info to switch possibly BACK into the eh_frame
3931 or the debug_frame section depending on FOR_EH.
3932 (output_call_frame_info): Use helper to first enter the proper
3934 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3935 emit a link to the frame table start label from each function
3937 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3938 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3939 * config/rs6000/rs6000-protos.h: Declare it.
3940 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3942 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3944 * config/sh/sh.c (split_branches): Check the result of
3947 2009-08-27 Steve Ellcey <sje@cup.hp.com>
3949 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
3950 using -pthread -fopenmp
3952 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3954 * doc/service.texi (service directory): Update URL.
3956 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3958 PR rtl-optimization/40861
3959 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
3960 extract word from a multi-word subreg for negative byte positions.
3962 2009-08-27 Tristan Gingold <gingold@adacore.com>
3963 Douglas B Rupp <rupp@gnat.com>
3965 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
3966 (SECTION_VMS_OVERLAY): Define.
3967 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
3969 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
3971 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
3972 common_object declarations.
3973 (ia64_section_type_flags): Set section flag for common_object.
3974 * config/ia64/ia64-protos.h
3975 (ia64_vms_output_aligned_decl_common): Declare.
3976 (ia64_vms_elf_asm_named_section): Declare.
3978 2009-08-27 Michael Matz <matz@suse.de>
3980 * expr.c (expand_expr_real_2): New function taking exploded
3981 unary or binary expression, split out from ...
3982 (expand_expr_real_1): ... here. Move over all unary/binary
3983 switch parts to above function, in particular these codes:
3984 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
3985 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
3986 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
3987 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
3988 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
3989 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
3990 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
3991 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
3992 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
3993 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
3994 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
3995 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
3996 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
3997 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
3998 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
3999 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
4000 VEC_PACK_FIX_TRUNC_EXPR.
4001 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
4004 2009-08-27 Richard Guenther <rguenther@suse.de>
4006 * gengtype.c (main): Handle uint64_t.
4007 * ipa-utils.c (get_base_var): Indent properly.
4008 * tree-ssa-live.c (debug_scope_block): New function.
4009 * tree-flow.h (debug_scope_block): Declare.
4010 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
4011 * basic-block.h (enum profile_status): Rename to
4012 enum profile_status_d.
4013 (x_profile_status): Adjust type.
4015 2009-08-27 Dodji Seketeli <dodji@redhat.com>
4018 * dwarf2out.c (get_context_die): Declare this static function.
4019 (gen_type_die_with_usage): Make sure a DIE is a generated for
4020 the context of a typedef.
4022 2009-08-26 Anatoly Sokolov <aesok@post.ru>
4024 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
4027 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
4029 * config/mips/mips-protos.h (mips_output_sync): Declare.
4030 (mips_sync_loop_insns): Likewise.
4031 (mips_output_sync_loop): Replace first two parameters with an rtx.
4032 * config/mips/mips.c (mips_multi_member): New structure.
4033 (mips_multi_members): New variable.
4034 (mips_multi_start): New function.
4035 (mips_multi_add): Likewise.
4036 (mips_multi_add_insn): Likewise.
4037 (mips_multi_add_label): Likewise.
4038 (mips_multi_last_index): Likewise.
4039 (mips_multi_copy_insn): Likewise.
4040 (mips_multi_set_operand): Likewise.
4041 (mips_multi_write): Likewise.
4042 (mips_print_operand_punctuation): Remove '%|' and '%-'.
4043 (mips_init_print_operand_punct): Update accordingly.
4044 (mips_start_ll_sc_sync_block): New function.
4045 (mips_end_ll_sc_sync_block): Likewise.
4046 (mips_output_sync): Likewise.
4047 (mips_sync_insn1_template): Likewise.
4048 (mips_sync_insn2_template): Likewise.
4049 (mips_get_sync_operand): Likewise.
4050 (mips_process_sync_loop): Likewise.
4051 (mips_output_sync_loop): Use mips_process_sync_loop.
4052 (mips_sync_loop_insns): New function.
4053 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
4054 (MIPS_COMPARE_AND_SWAP_12): Likewise.
4055 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
4056 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
4057 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
4058 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
4059 (MIPS_SYNC_OLD_OP_12): Likewise.
4060 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
4061 (MIPS_SYNC_NEW_OP_12): Likewise.
4062 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
4063 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
4064 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
4065 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
4066 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
4067 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
4068 * config/mips/mips.md (sync_mem): New attribute.
4069 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
4070 (sync_exclusive_mask, sync_required_oldval): Likewise.
4071 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
4072 (sync_release_barrier): Likewise.
4073 (length): Handle sync loops.
4074 (sync): Use mips_output_sync.
4075 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
4076 (sync_compare_and_swap<mode>): Set the new sync_* attributes
4077 and use mips_output_sync_loop.
4078 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
4079 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
4080 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
4081 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
4082 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
4083 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
4084 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
4085 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
4086 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
4088 2009-08-26 Richard Guenther <rguenther@suse.de>
4091 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
4092 the types to not match.
4093 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
4095 * tree-ssa.c (useless_type_conversion_p): Conversions to
4096 pointers to unprototyped functions are useless.
4098 2009-08-26 Richard Guenther <rguenther@suse.de>
4100 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
4101 whole-program condition, prepare to be called for non-globals.
4102 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
4103 params build a representative with known type and track its fields.
4105 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
4107 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
4108 clearing by a taken branch.
4109 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
4110 effectively after bbro pass.
4111 (sync_nand<mode>): Ditto.
4112 (sync_old_<fetchop_name><mode>): Ditto.
4113 (sync_old_nand<mode>): Ditto.
4114 (sync_new_<fetchop_name><mode>): Dito.
4115 (sync_new_nand<mode>): Ditto.
4116 (sync_compare_and_swap<mode>_1): Ditto.
4117 (*sync_compare_and_swap<mode>): Ditto.
4118 (sync_lock_test_and_set<mode>_1): Ditto.
4119 ("sync_lock_test_and_set<mode>): Ditto.
4121 2009-08-25 Douglas B Rupp <rupp@gnat.com>
4123 * hwint.h (HOST_LONG_FORMAT): New macro
4124 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
4125 Use HOST_PTR_PRINTF.
4126 * system.h (HOST_PTR_PRINTF): Resurrect old macro
4127 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
4128 (HOST_PTR_PRINTF): Document.
4130 2009-08-25 Jan Hubicka <jh@suse.cz>
4132 * config/i386/bmmintrin.h: Replace by #error.
4135 Michael Meissner <michael.meissner@amd.com>
4136 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4137 Tony Linthicum <tony.linthicum@amd.com>
4139 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4140 (TARGET_ROUND): New macro for the round/ptest instructions which
4141 are shared between SSE4.1 and SSE5.
4142 (OPTION_MASK_ISA_ROUND): Ditto.
4143 (OPTION_ISA_ROUND): Ditto.
4144 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4145 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4147 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4148 (-mfused-madd): New switch to give users control over whether the
4149 compiler optimizes to use the multiply/add SSE5 instructions.
4151 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
4152 (ix86_handle_option): Turn off 3dnow if -msse5.
4153 (override_options): Add SSE5 support.
4154 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4156 (ix86_expand_sse_movcc): Add SSE5 support.
4157 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4158 vector type to the next largest size.
4159 (ix86_expand_sse5_pack): New function to use pperm to pack a
4160 vector type to the next smallest size.
4161 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4162 (IX86_BUILTIN_FMADDSD): Ditto.
4163 (IX86_BUILTIN_FMADDPS): Ditto.
4164 (IX86_BUILTIN_FMADDPD): Ditto.
4165 (IX86_BUILTIN_FMSUBSS): Ditto.
4166 (IX86_BUILTIN_FMSUBSD): Ditto.
4167 (IX86_BUILTIN_FMSUBPS): Ditto.
4168 (IX86_BUILTIN_FMSUBPD): Ditto.
4169 (IX86_BUILTIN_FNMADDSS): Ditto.
4170 (IX86_BUILTIN_FNMADDSD): Ditto.
4171 (IX86_BUILTIN_FNMADDPS): Ditto.
4172 (IX86_BUILTIN_FNMADDPD): Ditto.
4173 (IX86_BUILTIN_FNMSUBSS): Ditto.
4174 (IX86_BUILTIN_FNMSUBSD): Ditto.
4175 (IX86_BUILTIN_FNMSUBPS): Ditto.
4176 (IX86_BUILTIN_FNMSUBPD): Ditto.
4177 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4178 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4179 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4180 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4181 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4182 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4183 (IX86_BUILTIN_PPERM): Ditto.
4184 (IX86_BUILTIN_PERMPS): Ditto.
4185 (IX86_BUILTIN_PERMPD): Ditto.
4186 (IX86_BUILTIN_PMACSSWW): Ditto.
4187 (IX86_BUILTIN_PMACSWW): Ditto.
4188 (IX86_BUILTIN_PMACSSWD): Ditto.
4189 (IX86_BUILTIN_PMACSWD): Ditto.
4190 (IX86_BUILTIN_PMACSSDD): Ditto.
4191 (IX86_BUILTIN_PMACSDD): Ditto.
4192 (IX86_BUILTIN_PMACSSDQL): Ditto.
4193 (IX86_BUILTIN_PMACSSDQH): Ditto.
4194 (IX86_BUILTIN_PMACSDQL): Ditto.
4195 (IX86_BUILTIN_PMACSDQH): Ditto.
4196 (IX86_BUILTIN_PMADCSSWD): Ditto.
4197 (IX86_BUILTIN_PMADCSWD): Ditto.
4198 (IX86_BUILTIN_PHADDBW): Ditto.
4199 (IX86_BUILTIN_PHADDBD): Ditto.
4200 (IX86_BUILTIN_PHADDBQ): Ditto.
4201 (IX86_BUILTIN_PHADDWD): Ditto.
4202 (IX86_BUILTIN_PHADDWQ): Ditto.
4203 (IX86_BUILTIN_PHADDDQ): Ditto.
4204 (IX86_BUILTIN_PHADDUBW): Ditto.
4205 (IX86_BUILTIN_PHADDUBD): Ditto.
4206 (IX86_BUILTIN_PHADDUBQ): Ditto.
4207 (IX86_BUILTIN_PHADDUWD): Ditto.
4208 (IX86_BUILTIN_PHADDUWQ): Ditto.
4209 (IX86_BUILTIN_PHADDUDQ): Ditto.
4210 (IX86_BUILTIN_PHSUBBW): Ditto.
4211 (IX86_BUILTIN_PHSUBWD): Ditto.
4212 (IX86_BUILTIN_PHSUBDQ): Ditto.
4213 (IX86_BUILTIN_PROTB): Ditto.
4214 (IX86_BUILTIN_PROTW): Ditto.
4215 (IX86_BUILTIN_PROTD): Ditto.
4216 (IX86_BUILTIN_PROTQ): Ditto.
4217 (IX86_BUILTIN_PROTB_IMM): Ditto.
4218 (IX86_BUILTIN_PROTW_IMM): Ditto.
4219 (IX86_BUILTIN_PROTD_IMM): Ditto.
4220 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4221 (IX86_BUILTIN_PSHLB): Ditto.
4222 (IX86_BUILTIN_PSHLW): Ditto.
4223 (IX86_BUILTIN_PSHLD): Ditto.
4224 (IX86_BUILTIN_PSHLQ): Ditto.
4225 (IX86_BUILTIN_PSHAB): Ditto.
4226 (IX86_BUILTIN_PSHAW): Ditto.
4227 (IX86_BUILTIN_PSHAD): Ditto.
4228 (IX86_BUILTIN_PSHAQ): Ditto.
4229 (IX86_BUILTIN_FRCZSS): Ditto.
4230 (IX86_BUILTIN_FRCZSD): Ditto.
4231 (IX86_BUILTIN_FRCZPS): Ditto.
4232 (IX86_BUILTIN_FRCZPD): Ditto.
4233 (IX86_BUILTIN_CVTPH2PS): Ditto.
4234 (IX86_BUILTIN_CVTPS2PH): Ditto.
4235 (IX86_BUILTIN_COMEQSS): Ditto.
4236 (IX86_BUILTIN_COMNESS): Ditto.
4237 (IX86_BUILTIN_COMLTSS): Ditto.
4238 (IX86_BUILTIN_COMLESS): Ditto.
4239 (IX86_BUILTIN_COMGTSS): Ditto.
4240 (IX86_BUILTIN_COMGESS): Ditto.
4241 (IX86_BUILTIN_COMUEQSS): Ditto.
4242 (IX86_BUILTIN_COMUNESS): Ditto.
4243 (IX86_BUILTIN_COMULTSS): Ditto.
4244 (IX86_BUILTIN_COMULESS): Ditto.
4245 (IX86_BUILTIN_COMUGTSS): Ditto.
4246 (IX86_BUILTIN_COMUGESS): Ditto.
4247 (IX86_BUILTIN_COMORDSS): Ditto.
4248 (IX86_BUILTIN_COMUNORDSS): Ditto.
4249 (IX86_BUILTIN_COMFALSESS): Ditto.
4250 (IX86_BUILTIN_COMTRUESS): Ditto.
4251 (IX86_BUILTIN_COMEQSD): Ditto.
4252 (IX86_BUILTIN_COMNESD): Ditto.
4253 (IX86_BUILTIN_COMLTSD): Ditto.
4254 (IX86_BUILTIN_COMLESD): Ditto.
4255 (IX86_BUILTIN_COMGTSD): Ditto.
4256 (IX86_BUILTIN_COMGESD): Ditto.
4257 (IX86_BUILTIN_COMUEQSD): Ditto.
4258 (IX86_BUILTIN_COMUNESD): Ditto.
4259 (IX86_BUILTIN_COMULTSD): Ditto.
4260 (IX86_BUILTIN_COMULESD): Ditto.
4261 (IX86_BUILTIN_COMUGTSD): Ditto.
4262 (IX86_BUILTIN_COMUGESD): Ditto.
4263 (IX86_BUILTIN_COMORDSD): Ditto.
4264 (IX86_BUILTIN_COMUNORDSD): Ditto.
4265 (IX86_BUILTIN_COMFALSESD): Ditto.
4266 (IX86_BUILTIN_COMTRUESD): Ditto.
4267 (IX86_BUILTIN_COMEQPS): Ditto.
4268 (IX86_BUILTIN_COMNEPS): Ditto.
4269 (IX86_BUILTIN_COMLTPS): Ditto.
4270 (IX86_BUILTIN_COMLEPS): Ditto.
4271 (IX86_BUILTIN_COMGTPS): Ditto.
4272 (IX86_BUILTIN_COMGEPS): Ditto.
4273 (IX86_BUILTIN_COMUEQPS): Ditto.
4274 (IX86_BUILTIN_COMUNEPS): Ditto.
4275 (IX86_BUILTIN_COMULTPS): Ditto.
4276 (IX86_BUILTIN_COMULEPS): Ditto.
4277 (IX86_BUILTIN_COMUGTPS): Ditto.
4278 (IX86_BUILTIN_COMUGEPS): Ditto.
4279 (IX86_BUILTIN_COMORDPS): Ditto.
4280 (IX86_BUILTIN_COMUNORDPS): Ditto.
4281 (IX86_BUILTIN_COMFALSEPS): Ditto.
4282 (IX86_BUILTIN_COMTRUEPS): Ditto.
4283 (IX86_BUILTIN_COMEQPD): Ditto.
4284 (IX86_BUILTIN_COMNEPD): Ditto.
4285 (IX86_BUILTIN_COMLTPD): Ditto.
4286 (IX86_BUILTIN_COMLEPD): Ditto.
4287 (IX86_BUILTIN_COMGTPD): Ditto.
4288 (IX86_BUILTIN_COMGEPD): Ditto.
4289 (IX86_BUILTIN_COMUEQPD): Ditto.
4290 (IX86_BUILTIN_COMUNEPD): Ditto.
4291 (IX86_BUILTIN_COMULTPD): Ditto.
4292 (IX86_BUILTIN_COMULEPD): Ditto.
4293 (IX86_BUILTIN_COMUGTPD): Ditto.
4294 (IX86_BUILTIN_COMUGEPD): Ditto.
4295 (IX86_BUILTIN_COMORDPD): Ditto.
4296 (IX86_BUILTIN_COMUNORDPD): Ditto.
4297 (IX86_BUILTIN_COMFALSEPD): Ditto.
4298 (IX86_BUILTIN_COMTRUEPD): Ditto.
4299 (IX86_BUILTIN_PCOMEQUB): Ditto.
4300 (IX86_BUILTIN_PCOMNEUB): Ditto.
4301 (IX86_BUILTIN_PCOMLTUB): Ditto.
4302 (IX86_BUILTIN_PCOMLEUB): Ditto.
4303 (IX86_BUILTIN_PCOMGTUB): Ditto.
4304 (IX86_BUILTIN_PCOMGEUB): Ditto.
4305 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
4306 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
4307 (IX86_BUILTIN_PCOMEQUW): Ditto.
4308 (IX86_BUILTIN_PCOMNEUW): Ditto.
4309 (IX86_BUILTIN_PCOMLTUW): Ditto.
4310 (IX86_BUILTIN_PCOMLEUW): Ditto.
4311 (IX86_BUILTIN_PCOMGTUW): Ditto.
4312 (IX86_BUILTIN_PCOMGEUW): Ditto.
4313 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
4314 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
4315 (IX86_BUILTIN_PCOMEQUD): Ditto.
4316 (IX86_BUILTIN_PCOMNEUD): Ditto.
4317 (IX86_BUILTIN_PCOMLTUD): Ditto.
4318 (IX86_BUILTIN_PCOMLEUD): Ditto.
4319 (IX86_BUILTIN_PCOMGTUD): Ditto.
4320 (IX86_BUILTIN_PCOMGEUD): Ditto.
4321 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
4322 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
4323 (IX86_BUILTIN_PCOMEQUQ): Ditto.
4324 (IX86_BUILTIN_PCOMNEUQ): Ditto.
4325 (IX86_BUILTIN_PCOMLTUQ): Ditto.
4326 (IX86_BUILTIN_PCOMLEUQ): Ditto.
4327 (IX86_BUILTIN_PCOMGTUQ): Ditto.
4328 (IX86_BUILTIN_PCOMGEUQ): Ditto.
4329 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
4330 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
4331 (IX86_BUILTIN_PCOMEQB): Ditto.
4332 (IX86_BUILTIN_PCOMNEB): Ditto.
4333 (IX86_BUILTIN_PCOMLTB): Ditto.
4334 (IX86_BUILTIN_PCOMLEB): Ditto.
4335 (IX86_BUILTIN_PCOMGTB): Ditto.
4336 (IX86_BUILTIN_PCOMGEB): Ditto.
4337 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4338 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4339 (IX86_BUILTIN_PCOMEQW): Ditto.
4340 (IX86_BUILTIN_PCOMNEW): Ditto.
4341 (IX86_BUILTIN_PCOMLTW): Ditto.
4342 (IX86_BUILTIN_PCOMLEW): Ditto.
4343 (IX86_BUILTIN_PCOMGTW): Ditto.
4344 (IX86_BUILTIN_PCOMGEW): Ditto.
4345 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4346 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4347 (IX86_BUILTIN_PCOMEQD): Ditto.
4348 (IX86_BUILTIN_PCOMNED): Ditto.
4349 (IX86_BUILTIN_PCOMLTD): Ditto.
4350 (IX86_BUILTIN_PCOMLED): Ditto.
4351 (IX86_BUILTIN_PCOMGTD): Ditto.
4352 (IX86_BUILTIN_PCOMGED): Ditto.
4353 (IX86_BUILTIN_PCOMFALSED): Ditto.
4354 (IX86_BUILTIN_PCOMTRUED): Ditto.
4355 (IX86_BUILTIN_PCOMEQQ): Ditto.
4356 (IX86_BUILTIN_PCOMNEQ): Ditto.
4357 (IX86_BUILTIN_PCOMLTQ): Ditto.
4358 (IX86_BUILTIN_PCOMLEQ): Ditto.
4359 (IX86_BUILTIN_PCOMGTQ): Ditto.
4360 (IX86_BUILTIN_PCOMGEQ): Ditto.
4361 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4362 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4363 (enum multi_arg_type): New enum for describing the various SSE5
4364 intrinsic argument types.
4365 (bdesc_multi_arg): New table for SSE5 intrinsics.
4366 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
4367 (ix86_expand_multi_arg_builtin): New function for creating SSE5
4369 (ix86_expand_builtin): Add SSE5 intrinsic support.
4370 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
4371 operand instructions.
4372 (ix86_expand_sse5_multiple_memory): New function to split the
4373 second memory reference from SSE5 instructions.
4374 (type_has_variadic_args_p): Delete in favor of stdarg_p.
4375 (ix86_return_pops_args): Use stdarg_p to determine if the function
4376 has variable arguments.
4377 (ix86_setup_incoming_varargs): Ditto.
4378 (x86_this_parameter): Ditto.
4380 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
4382 (ix86_expand_sse5_pack): Ditto.
4383 (ix86_sse5_valid_op_p): Ditto.
4384 (ix86_expand_sse5_multiple_memory): Ditto.
4386 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
4387 constant for SSE5 support.
4388 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
4389 (UNSPEC_SSE5_TRUEFALSE): Ditto.
4390 (UNSPEC_SSE5_PERMUTE): Ditto.
4391 (UNSPEC_SSE5_ASHIFT): Ditto.
4392 (UNSPEC_SSE5_LSHIFT): Ditto.
4393 (UNSPEC_FRCZ): Ditto.
4394 (UNSPEC_CVTPH2PS): Ditto.
4395 (UNSPEC_CVTPS2PH): Ditto.
4396 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
4398 (COM_FALSE_S): Ditto.
4399 (COM_FALSE_P): Ditto.
4400 (COM_TRUE_S): Ditto.
4401 (COM_TRUE_P): Ditto.
4402 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
4403 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
4405 (memory attribute): Ditto.
4406 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4407 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
4408 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4409 (floor<mode>2): Ditto.
4410 (ceil<mode>2): Ditto.
4411 (btrunc<mode>2): Ditto.
4412 (nearbyintdf2): Ditto.
4413 (nearbyintsf2): Ditto.
4414 (sse_setccsf): Disable if SSE5.
4415 (sse_setccdf): Ditto.
4416 (sse5_setcc<mode>): New support for SSE5 conditional move.
4417 (sse5_pcmov_<mode>): Ditto.
4419 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
4421 (SSEMODEF2P): Ditto.
4422 (ssemodesuffixf4): New mode attribute for SSE5.
4423 (ssemodesuffixf2s): Ditto.
4424 (ssemodesuffixf2c): Ditto.
4425 (sserotatemax): Ditto.
4426 (ssescalarmode): Ditto.
4427 (sse_maskcmpv4sf3): Disable if SSE5.
4428 (sse_maskcmpv2df3): Ditto.
4429 (sse_vmmaskcmpv4sf3): Ditto.
4430 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
4431 (sse5_vmfmadd<mode>4): Ditto.
4432 (sse5_fmsub<mode>4): Ditto.
4433 (sse5_vmfmsub<mode>4): Ditto.
4434 (sse5_fnmadd<mode>4): Ditto.
4435 (sse5_vmfnmadd<mode>4): Ditto.
4436 (sse5_fnmsub<mode>4): Ditto.
4437 (sse5_vmfnmsub<mode>4): Ditto.
4438 (sse5i_fmadd<mode>4): Ditto.
4439 (sse5i_fmsub<mode>4): Ditto.
4440 (sse5i_fnmadd<mode>4): Ditto.
4441 (sse5i_fnmsub<mode>4): Ditto.
4442 (sse5i_vmfmadd<mode>4): Ditto.
4443 (sse5i_vmfmsub<mode>4): Ditto.
4444 (sse5i_vmfnmadd<mode>4): Ditto.
4445 (sse5i_vmfnmsub<mode>4): Ditto.
4446 (mulv16qi3): Add SSE5 support.
4448 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
4449 (sse2_mulv4si3): Disable if SSE5.
4450 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
4451 (sse4_1_roundps): Ditto.
4452 (sse4_1_roundsd): Ditto.
4453 (sse4_1_roundss): Ditto.
4454 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4456 (sse_maskcmpsf3): Ditto.
4457 (sse_vmmaskcmpv4sf3): Ditto.
4458 (sse2_maskcmpv2df3): Ditto.
4459 (sse2_maskcmpdf3): Ditto.
4460 (sse2_vmmaskcmpv2df3): Ditto.
4461 (sse2_eq<mode>3): Ditto.
4462 (sse2_gt<mode>3): Ditto.
4463 (sse5_pcmov_<mode>): Add SSE5 support.
4464 (vec_unpacku_hi_v16qi): Ditto.
4465 (vec_unpacks_hi_v16qi): Ditto.
4466 (vec_unpacku_lo_v16qi): Ditto.
4467 (vec_unpacks_lo_v16qi): Ditto.
4468 (vec_unpacku_hi_v8hi): Ditto.
4469 (vec_unpacks_hi_v8hi): Ditto.
4470 (vec_unpacku_lo_v8hi): Ditto.
4471 (vec_unpacks_lo_v8hi): Ditto.
4472 (vec_unpacku_hi_v4si): Ditto.
4473 (vec_unpacks_hi_v4si): Ditto.
4474 (vec_unpacku_lo_v4si): Ditto.
4475 (vec_unpacks_lo_v4si): Ditto.
4476 (sse5_pmacsww): New SSE5 intrinsic insn.
4477 (sse5_pmacssww): Ditto.
4478 (sse5_pmacsdd): Ditto.
4479 (sse5_pmacssdd): Ditto.
4480 (sse5_pmacssdql): Ditto.
4481 (sse5_pmacssdqh): Ditto.
4482 (sse5_pmacsdqh): Ditto.
4483 (sse5_pmacsswd): Ditto.
4484 (sse5_pmacswd): Ditto.
4485 (sse5_pmadcsswd): Ditto.
4486 (sse5_pmadcswd): Ditto.
4487 (sse5_pcmov_<move>): Conditional move support on SSE5.
4488 (sse5_phaddbw): New SSE5 intrinsic insn.
4489 (sse5_phaddbd): Ditto.
4490 (sse5_phaddbq): Ditto.
4491 (sse5_phaddwd): Ditto.
4492 (sse5_phaddwq): Ditto.
4493 (sse5_phadddq): Ditto.
4494 (sse5_phaddubw): Ditto.
4495 (sse5_phaddubd): Ditto.
4496 (sse5_phaddubq): Ditto.
4497 (sse5_phadduwd): Ditto.
4498 (sse5_phadduwq): Ditto.
4499 (sse5_phaddudq): Ditto.
4500 (sse5_phsubbw): Ditto.
4501 (sse5_phsubwd): Ditto.
4502 (sse5_phsubdq): Ditto.
4503 (sse5_pperm): Ditto.
4504 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4505 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4506 (sse5_pperm_sign_v8hi_v4si): Ditto.
4507 (sse5_pperm_zero_v8hi_v4si): Ditto.
4508 (sse5_pperm_sign_v4si_v2di): Ditto.
4509 (sse5_pperm_sign_v4si_v2di): Ditto.
4510 (sse5_pperm_pack_v2di_v4si): Ditto.
4511 (sse5_pperm_pack_v4si_v8hi): Ditto.
4512 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4513 (sse5_perm<mode>): New SSE5 intrinsic insn.
4514 (rotl<mode>3): Ditto.
4515 (sse5_rotl<mode>3): Ditto.
4516 (sse5_ashl<mode>3): Ditto.
4517 (sse5_lshl<mode>3): Ditto.
4518 (sse5_frcz<mode>2): Ditto.
4519 (sse5s_frcz<mode>2): Ditto.
4520 (sse5_cvtph2ps): Ditto.
4521 (sse5_cvtps2ph): Ditto.
4522 (sse5_vmmaskcmp<mode>3): Ditto.
4523 (sse5_com_tf<mode>3): Ditto.
4524 (sse5_maskcmp<mode>3): Ditto.
4525 (sse5_maskcmp_uns<mode>3): Ditto.
4526 (sse5_maskcmp_uns2<mode>3): Ditto.
4527 (sse5_pcom_tf<mode>3): Ditto.
4529 * config/i386/predicates.md (sse5_comparison_float_operator):
4530 New predicate to match the comparison operators supported by
4531 the SSE5 com instruction.
4532 (ix86_comparison_int_operator): New predicate to match just the
4533 signed int comparisons.
4534 (ix86_comparison_uns_operator): New predicate to match just the
4535 unsigned int comparisons.
4537 * doc/invoke.texi (-msse5): Add documentation.
4538 (-mfused-madd): Ditto.
4540 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4542 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4544 (x86_64-*-*): Ditto.
4546 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4548 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4549 intrinisics for SSE5.
4551 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4554 * config/i386/mmintrin-common.h: New file, to contain common
4555 instructions between SSE4.1 and SSE5.
4557 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4558 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4559 (gen_regparm_prefix): Ditto.
4561 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4562 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4563 prototype_p to determine if a function is prototyped.
4565 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
4567 * c-common.c (c_common_reswords) add the alignof keyword,
4568 with same RID as __alignof and __alignof__
4570 2009-08-25 Anatoly Sokolov <aesok@post.ru>
4572 * hooks.h (hook_bool_const_int_const_int_true): Declare.
4573 * hooks.c (hook_bool_const_int_const_int_true): New function.
4574 * target.h (struct gcc_target): Add can_eliminate field.
4575 * target-def.h (TARGET_CAN_ELIMINATE): Define.
4576 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
4577 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
4578 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
4579 (elim_table): Revise comment.
4580 * system.h (CAN_ELIMINATE): Poison.
4581 * defaults.h (CAN_ELIMINATE): Remove.
4582 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4584 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
4585 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
4587 (alpha_vms_can_eliminate): Declare as static, change return type to
4589 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
4591 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
4592 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
4593 (arm_can_eliminate): New function.
4595 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
4596 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
4597 (avr_can_eliminate): Declare as static.
4598 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
4600 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
4601 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
4602 (bfin_can_eliminate): New function.
4604 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
4605 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
4606 (crx_can_eliminate): New function.
4608 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
4609 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
4610 (fr30_can_eliminate): New function.
4612 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
4613 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
4614 (frv_can_eliminate): New function.
4616 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
4617 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
4618 (h8300_can_eliminate): New function.
4620 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
4621 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
4622 (i386_can_eliminate): Declare as static, change return type to bool.
4623 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
4625 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
4626 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
4627 (ia64_can_eliminate): New function.
4629 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
4630 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
4631 (iq2000_can_eliminate): New function.
4633 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
4634 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
4635 (m32r_can_eliminate): New function.
4637 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
4638 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
4639 (m68hc11_can_eliminate): New function.
4641 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
4642 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
4643 (m68k_can_eliminate): New function.
4645 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
4646 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
4647 (mep_can_eliminate): New function.
4649 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
4650 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
4651 (mips_can_eliminate): New function.
4653 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
4654 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
4655 (rs6000_can_eliminate): New function.
4657 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
4658 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
4659 (s390_can_eliminate): Declare as static.
4660 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
4662 * config/score/score.h (CAN_ELIMINATE): Remove macro.
4663 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
4664 (score_can_eliminate): New function.
4666 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
4667 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
4668 (sparc_can_eliminate): Declare as static.
4669 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
4671 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
4672 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
4673 (xstormy16_can_eliminate): New function.
4675 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
4676 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
4677 (v850_can_eliminate): New function.
4679 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
4681 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
4682 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
4683 (*movdfcc_ext[1234]): Disable for IEEE mode.
4685 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
4687 * gimplify.c (prepare_gimple_addressable): New static function.
4688 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
4690 (gimplify_addr_expr): Invoke it similarly on the operand instead of
4691 manually fiddling with it.
4693 2009-08-25 Michael Matz <matz@suse.de>
4695 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
4696 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
4698 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
4699 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
4700 (do_jump): Split out code for simple binary comparisons into ...
4701 (do_jump_1): ... this, taking the individual operands and code.
4702 Change callers to helper function above accordingly.
4703 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
4706 2009-08-25 Michael Matz <matz@suse.de>
4708 * expr.h (struct separate_ops, sepops): New type for passing
4709 around an exploded simple expression.
4710 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
4711 Use this structure instead of expression tree.
4712 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
4713 expression, only its type.
4714 (expand_vec_cond_expr): Take type and individual operands instead
4716 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
4717 expand_vec_shift_expr): Change prototype accordingly.
4718 * tree-vect-stmts.c (vectorizable_condition): Change call of
4719 expand_vec_cond_expr_p to pass only type.
4720 * expr.c (do_store_flags): Change prototype and implementation
4721 to take an exploded expression.
4722 (expand_expr_real_1): New local ops initialized with details
4723 of the full expression. Use it instead of full
4724 expression in calls to do_store_flags, expand_vec_cond_expr,
4725 expand_widen_pattern_expr and expand_vec_shift_expr.
4727 2009-08-25 Michael Matz <matz@suse.de>
4729 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
4730 treeop2 initialized with first three operands of the full expression.
4731 Substitute all TREE_OPERAND (exp, [012]) calls with them.
4733 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
4735 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
4736 (__gthread_objc_condition_allocate): Mark arguments as unused.
4737 (__gthread_objc_condition_deallocate): Likewise.
4738 (__gthread_objc_condition_wait): Likewise.
4739 (__gthread_objc_condition_broadcast): Likewise.
4740 (__gthread_objc_condition_signal): Likewise.
4741 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
4742 (__gthread_objc_thread_id): Likewise.
4744 2009-08-25 Janus Weil <janus@gcc.gnu.org>
4747 * tree-pretty-print.c (print_call_name): Print the correct call name
4748 for procedure pointer components.
4750 2009-08-24 Steve Ellcey <sje@cup.hp.com>
4752 * config/ia64/ia64.c (ia64_promote_function_mode): Call
4753 default_promote_function_mode when not VMS.
4755 2009-08-24 Olivier Hainque <hainque@adacore.com>
4757 * convert.c (convert_to_integer): Don't assume an input pointer is
4758 POINTER_SIZE wide. Fetch from the type instead.
4760 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4762 * configure.ac (AC_PREREQ): Bump to 2.64.
4764 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
4766 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
4767 (process_command): Don't search standard_exec_prefix_1 and
4768 standard_exec_prefix_2.
4770 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4772 * config/arm/arm.c (output_return_instruction): Handle for
4775 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4777 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
4779 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4781 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
4782 (*arm_movdf_vfp): Likewise.
4784 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4786 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
4787 (vashr<mode>3): Rename from ashr<mode>3.
4788 (vlshr<mode>3): Rename from lshr<mode>3.
4790 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
4793 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
4794 (check_format_info_main): Use scalar_identify_flag.
4795 (check_format_types): Check for scalar size identity if
4796 scalar_identify_flag is set.
4797 (printf_length_specs): Extend by new field.
4798 (asm_fprintf_length_specs): Likewise.
4799 (gcc_diag_length_specs): Likewise.
4800 (scanf_length_specs): Likewise.
4801 (strfmon_length_specs): Likewise.
4802 (gcc_gfc_length_specs): Likewise.
4803 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
4804 (ms_printf_flag_specs): Likewise.
4805 * c-format.h (format_length_info): Add new member scalar_identity_flag.
4807 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
4810 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
4811 (*call_value_pop_1): Ditto.
4812 (*sibcall_pop_1): New insn pattern.
4813 (*sibcall_value_pop_1): Ditto.
4815 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4818 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
4821 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4824 * fwprop.c (try_fwprop_subst): Allow multiple sets.
4825 (get_reg_use_in): New function.
4826 (forward_propagate_subreg): Propagate through subreg of zero_extend
4829 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
4831 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
4832 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4834 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4836 * configure.ac: Remove --with-datarootdir, --with-docdir,
4837 --with-htmldir switches. No need to call AC_SUBST for
4838 datarootdir, docdir, htmldir any more.
4839 * configure: Regenerate.
4840 * doc/install.texi (Configuration): Document --datarootdir,
4841 --docdir, --htmldir, --pdfdir; update documentation for
4842 --infodir, --mandir.
4843 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
4846 * aclocal.m4: Regenerate.
4847 * config.in: Regenerate.
4848 * configure: Regenerate.
4850 2009-08-21 Douglas B Rupp <rupp@gnat.com>
4851 Olivier Hainque <hainque@adacore.com>
4853 * config/ia64/ia64.c: Include libfuncs.h.
4854 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
4855 (ia64_expand_call): Use reg 25 on VMS.
4856 (ia64_initialize_trampoline): Fix for VMS ABI.
4857 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4858 (ia64_function_arg): Initialize reg 25 on VMS.
4859 Fix OpenVMS ABI issues for varargs.
4860 For OpenVMS, emit the Argument Information register set in the
4861 incoming/sibcall case as well.
4862 (ia64_arg_type): New function.
4863 (ia64_function_arg_advance): Keep track of cum->words.
4864 Fix OpenVMS ABI issues for varargs.
4865 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4866 (ia64_override_options): Set flag_no_common on VMS.
4867 (ia64_init_builtins): Disable FWRITE builtin.
4868 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4869 (ia64_vms_init_libfuncs): Add decc$ routines.
4870 (ia64_vms_valid_pointer_mode): New function.
4871 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4872 (ia64_promote_function_mode): New function
4873 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4874 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4875 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4876 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4877 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4878 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4879 Suppress trailing '#' if VALUE is numeric.
4880 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4881 ia64_promote_function_mode.
4882 (TARGET_VALID_POINTER_MODE): Define.
4884 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4887 * config/rs6000/rs6000.c (rs6000_override_options): Use
4888 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4891 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4892 reporting of vector + decimal/boolean/complex error.
4894 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4896 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4897 __vector double TYPE_DECL.
4899 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4901 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4902 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4903 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4904 to pointer to enum machine_mode. Update all callers as needed.
4906 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4908 * config/alpha/alpha.md (exception_receiver): Emit alternative
4909 GP load sequence if flag_reorder_blocks_and_partition is set.
4910 (*exception_receiver_2): Also enable when
4911 flag_reorder_blocks_and_partition is set.
4913 2009-08-20 Matt Rice <ratmice@gmail.com>
4914 Diego Novillo <dnovillo@google.com>
4916 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4919 2009-08-20 Richard Guenther <rguenther@suse.de>
4921 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4922 * c-tree.h (c_dup_lang_specific_decl): Remove.
4923 (struct lang_decl, struct lang_type): Move definitions ...
4924 * c-lang.h: ... here. New file.
4925 * c-decl.c: Include c-lang.h.
4926 (c_dup_lang_specific_decl): Remove.
4927 * c-typeck.c: Include c-lang.h.
4928 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4929 (c-typeck.o): Likewise.
4930 * c-config-lang.in (gtfiles): Add c-lang.h.
4931 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4934 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4936 * config/alpha/alpha.c (alpha_end_function): Do not clear
4937 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4938 this is now handled in generic code.
4940 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4942 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4943 (s390_z10_fix_long_loop_prediction): New function.
4944 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4945 (s390_reorg): Walk over the INSNs and invoke
4946 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
4948 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4950 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4951 "*brx_64bit", "*brx_31bit"): New patterns.
4952 * config/s390/s390.c ('E'): New output modifier.
4954 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4955 Richard Earnshaw <richard.earnshaw@arm.com>
4957 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
4958 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
4960 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4962 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
4964 * pa.c (emit_move_sequence): Check if address of operand1 is valid
4965 for mode mode of operand0 when doing secondary reload for SAR.
4967 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4970 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
4971 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
4973 2009-08-19 Jason Merrill <jason@redhat.com>
4975 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
4976 supported template depth in C++0x.
4978 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4980 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
4981 free_after_compilation.
4982 * config/score/score7.c (score7_output_mi_thunk): Likewise.
4983 * config/score/score3.c (score3_output_mi_thunk): Likewise.
4984 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4985 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4986 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4987 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4988 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4990 2009-08-19 Ian Lance Taylor <iant@google.com>
4992 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
4993 of (plus (mult (neg B) C) A).
4995 2009-08-18 Michael Matz <matz@suse.de>
4997 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
4998 instead of comparing TYPE_MAIN_VARIANT for equality.
4999 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
5000 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
5001 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
5002 * gimplify.c (goa_lhs_expr_p): Ditto and use
5003 STRIP_USELESS_TYPE_CONVERSION.
5005 2009-08-18 Michael Matz <matz@suse.de>
5007 * tree-ssa-structalias.c (create_variable_info_for): Also mark
5008 first field in a struct.
5009 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
5011 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5013 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5014 locators before emit_insn is called. Remove assert that
5016 (alpha_end_function): Clear crtl->emit structure and free insn
5017 locators if cfun->is_thunk is true.
5019 2009-08-18 Jason Merrill <jason@redhat.com>
5021 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
5023 * configure.ac: Test for it.
5024 * configure, config.in: Regenerate.
5025 * doc/install.texi: Document --enable-gnu-unique-object.
5027 2009-08-18 Richard Guenther <rguenther@suse.de>
5030 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
5031 pow(x,y*z) only if x is nonnegative.
5033 2009-08-18 Jakub Jelinek <jakub@redhat.com>
5035 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
5039 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
5040 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
5042 2009-08-17 DJ Delorie <dj@redhat.com>
5044 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
5045 * config/m32c/prologue.md (epilogue_freit): New.
5047 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
5048 (bank_switch_p): Likewise.
5049 (fast_interrupt_p): Likewise.
5050 (interrupt_p): Likewise.
5051 (m32c_conditional_register_usage): Round memregs size up.
5052 (need_to_save): We only need to save $a0 when we use ENTER.
5053 (interrupt_p): Check for fast_interrupt too.
5054 (bank_switch_p): New.
5055 (fast_interrupt_p): New.
5056 (m32c_attribute_table): Add bank_switch and fast_interrupt.
5057 (m32c_emit_prolog): Support bank switching and fast interrupts.
5058 * doc/extend.texi (Function Attributes): Add bank_switch and
5061 2009-08-17 Douglas B Rupp <rupp@gnat.com>
5063 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
5064 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
5066 2009-08-16 Douglas B Rupp <rupp@gnat.com>
5068 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
5069 (menu): Add IA-64/VMS Options.
5070 (IA-64/VMS Options): Likewise.
5072 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5075 * config/mips/mips.md (*lwxs): Use :P for pointer values.
5077 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
5079 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
5080 (mips_pop_asm_switch): Likewise.
5081 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
5083 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5084 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
5085 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
5086 (mips_print_operand_punctuation): Use them. Check mips_noreorder
5087 instead of set_noreorder.
5088 (mips_output_function_prologue): Use the new functions.
5089 (mips_output_function_epilogue): Likewise.
5090 (mips_need_noat_wrapper_p): New function, split out from...
5091 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
5092 Use mips_push_asm_switch and mips_pop_asm_switch.
5093 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
5094 and mips_pop_asm_switch.
5095 (ASM_OUTPUT_REG_POP): Likewise.
5096 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
5097 Use mips_pop_asm_switch.
5098 (mips_asm_switch): New structure.
5099 (set_noreorder, set_nomacro): Replace with...
5100 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5101 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
5102 instead of set_nomacro.
5103 (fix_truncsfsi2_macro): Likewise.
5104 (cprestore): Likewise.
5105 (hazard): Use mips_noreorder instead of set_noreorder.
5106 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5108 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
5110 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
5111 from prev_active_insn.
5113 2009-08-16 Anatoly Sokolov <aesok@post.ru>
5115 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
5116 * config/avr/avr.c (avr_override_options): Initialize
5117 avr_current_arch variable.
5118 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
5119 __AVR_HAVE_16BIT_SP__ according to the device type.
5120 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
5122 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
5123 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
5125 2009-08-16 Dodji Seketeli <dodji@redhat.com>
5128 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
5129 generating inlined subroutine die only. We shouldn't be
5130 called for anything else.
5131 (gen_block_die): Don't generate inline subroutine debug info for
5134 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5136 * graphite-poly.c (print_pbb): Print PBB index.
5138 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5141 * graphite-interchange.c (ppl_max_for_le): Moved...
5142 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
5143 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
5144 ppl_Pointset_Powerset_C_Polyhedron_maximize.
5145 * graphite-ppl.h (ppl_max_for_le): Declared.
5147 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
5149 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
5150 supported on all platforms.
5151 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
5152 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
5153 * c-pragma.c: Likewise.
5154 * target-def.h (TARGET_INITIALIZER): Remove
5155 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5156 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5158 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5160 * config/ia64/fde-vms.c: New file.
5161 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
5162 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
5163 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
5164 (uw_frame_state_for): Only register a personality routine if it is
5165 known to be compatible with our expectations.
5166 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
5167 Declare unw_table_entry stack variable and
5168 mod all calls to _Unwind_FindTableEntry to add arg.
5169 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
5170 (_Unwind_FindTableEntry): Add arg to prototype.
5172 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
5174 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
5175 field 'signal_pfs_loc'.
5176 (uw_frame_state_for): Remove duplicate code dealing with leaf
5177 procedures without unwind info.
5178 If in the frame after unwinding through a signal handler, restore
5179 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
5180 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
5181 'pfs_loc' to the AR.PFS location in the signal context; instead
5182 set 'signal_pfs_loc'.
5183 Manually generate the unwind info for the AR.PFS register.
5184 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
5185 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
5186 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
5187 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
5188 instead set 'signal_pfs_loc'.
5189 Remove code preventing the AR.PFS register from being restored
5190 from the signal context.
5192 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5193 Tristan Gingold <gingold@adacore.com>
5195 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
5196 * config/ia64/t-vms: New file.
5197 * config/ia64/vms64.h: New file.
5198 * config/ia64/vms.h: New file.
5199 * config/ia64/vms-crtinit.asm: New file.
5200 * config/ia64/vms_symvec_libgcc_s.opt: New file.
5201 * config/ia64/vms-unwind.h: New file.
5203 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5205 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
5208 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5211 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
5213 * real.h (do_mpc_arg2): ... here.
5214 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
5217 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
5219 * final.c (add_debug_prefix_map): Don't use GC memory for
5220 old_prefix and new_prefix.
5222 2009-08-14 Richard Guenther <rguenther@suse.de>
5224 * ipa-prop.c (compute_complex_pass_through): If we cannot
5225 compute a non-varying offset for IPA_JF_ANCESTOR punt.
5227 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5229 * c-lex.c (c_lex_with_flags): Increase size of local variable
5230 to avoid memory clobber.
5232 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
5235 * config/i386/i386.c (ix86_fp_comparison_strategy):
5236 Only enable/disable sahf at function granularity.
5238 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
5240 PR rtl-optimization/41064
5241 * reload1.c (reload_as_needed): Don't call extract_insn
5242 for known invalid replacements after calling
5243 validate_replace_rtx_group and verify_changes.
5245 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5248 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
5249 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
5250 ix86_expand_fp_vcond.
5251 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
5252 Assert that operation is supported by ix86_expand_int_vcond.
5253 (vcondu<SSEMODE124C8:mode>): Ditto.
5255 2009-08-13 DJ Delorie <dj@redhat.com>
5257 * config/i386/djgpp-stdint.h: New.
5258 * config.gcc (djgpp): Use it.
5260 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
5262 * config/sh/sh.c (sh_override_options): When flag_exceptions or
5263 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
5265 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
5267 * tree-ssa-loop-prefetch.c
5268 (prune_ref_by_group_reuse): Enhance probabilistic analysis
5269 for long-stride pruning.
5270 (compute_miss_rate): New function to compute the probability
5271 that two memory references access different cache lines.
5273 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
5275 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
5277 2009-08-13 Richard Guenther <rguenther@suse.de>
5280 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
5281 use the constant pointer type.
5282 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
5283 of CV qualifiers on the target pointer type.
5284 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
5285 conversion check before restrict check.
5287 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5290 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
5292 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5294 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
5296 2009-08-12 Richard Guenther <rguenther@suse.de>
5298 PR tree-optimization/41011
5299 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
5300 and reference constructing.
5302 2009-08-12 Xinliang David Li <davidxl@google.com>
5304 PR tree-optimization/41012
5305 * tree-flow.h : New external interface.
5306 * gimple-low.c (check_call_arg): Change to public function.
5307 Remove argument mismatch check in lowering.
5308 * tree-inline.h (tree_can_inline_p): Interface change.
5309 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
5311 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
5312 Call change to tree_can_inline_p function.
5313 (cgraph_decide_inlining_incrementally): Ditto.
5315 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
5317 PR tree-optimization/41031
5318 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
5319 on the partition variable rather than promote_mode on the source
5320 type. Assert that the partition variable's type has the same
5321 mode as the source value's.
5323 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
5325 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
5326 for for_return == 2.
5327 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
5329 * calls.c (expand_call): Fix typo.
5330 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
5332 * stmt.c (expand_value_return): Use promote_function_mode to copy out
5334 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
5335 * config/cris/cris.c (cris_promote_function_mode): Likewise.
5336 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
5337 * config/pa/pa.c (pa_promote_function_mode): Likewise.
5339 2009-08-12 Andrew Haley <aph@redhat.com>
5341 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
5343 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5346 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5348 2009-08-12 Richard Guenther <rguenther@suse.de>
5350 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
5351 * gimplify.c (gimplify_modify_expr): Do not use
5352 lang_hooks.types_compatible_p.
5353 * tree-ssa.c (useless_type_conversion_p): For aggregates
5354 just return false if the canonical types differ.
5356 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5359 * sese.c (convert_for_phi_arg): New.
5360 (add_guard_exit_phis): Use convert_for_phi_arg.
5362 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5364 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
5365 unknown subscript upper bounds.
5367 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5368 Pranav Garg <pranav.garg2107@gmail.com>
5370 * graphite-interchange.c (gather_access_strides): Removed.
5371 (ppl_max_for_le): New.
5372 (build_linearized_memory_access): New.
5373 (memory_stride_in_loop): New.
5374 (pbb_interchange_profitable_p): Reimplemented.
5375 * graphite-ppl.h (ppl_new_id_map): New.
5376 (ppl_interchange): New.
5378 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5380 * graphite-interchange.c (compute_subscript): Removed.
5381 (compute_array_size_cstr): Removed.
5382 (compute_array_size_poly): Removed.
5383 (compute_array_size): Removed.
5384 (gather_access_strides_poly): Removed.
5385 (gather_access_strides): Empty.
5387 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5389 * graphite-dependences.c (dependence_polyhedron_1): Replace
5390 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
5391 (graphite_legal_transform_dr): Same.
5392 (graphite_carried_dependence_level_k): Same.
5393 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
5394 Initialize PDR_NB_SUBSCRIPTS.
5395 (print_pdr_access_layout): Replace pdr_nb_subscripts with
5397 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
5398 (PDR_NB_SUBSCRIPTS): New.
5399 (pdr_nb_subscripts): Removed.
5400 (pdr_dim): Simplified.
5401 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
5402 with PDR_NB_SUBSCRIPTS.
5404 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5406 * graphite-interchange.c (compute_array_size): Remove use of
5408 * graphite-poly.c (new_poly_dr): Remove argument data_container.
5409 Do not initialize PDR_DATA_CONTAINER.
5410 (print_pdr): Do not print PDR_DATA_CONTAINER.
5411 * graphite-poly.h (struct poly_dr): Remove data_container field.
5412 (PDR_DATA_CONTAINER): Removed.
5413 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
5415 (build_poly_dr): Same.
5417 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5418 Sebastian Pop <sebastian.pop@amd.com>
5420 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
5421 copy of the dependence polyhedron. Free the temporary objects.
5422 (graphite_carried_dependence_level_k): Free unused objects before
5425 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
5426 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
5427 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
5428 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
5429 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
5431 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5433 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
5434 Early return without analyzing the data dependences if no
5435 transform has been done. Call restore_scattering if the transform
5437 (graphite-interchange.c): Same.
5438 * graphite-poly.c (print_scattering_function): Test for
5440 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
5441 (apply_poly_transforms): Do not gcc_assert that
5442 the transform is legal.
5443 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
5444 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
5445 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
5446 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
5447 * graphite-poly.h (struct poly_scattering): New.
5448 (struct poly_bb): Add original, transformed, and saved fields.
5449 Remove transformed_scattering, original_scattering,
5450 nb_local_variables and nb_scattering_transform fields.
5451 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
5452 (poly_scattering_new): New.
5453 (poly_scattering_free): New.
5454 (poly_scattering_copy): New.
5455 (store_scattering_pbb): New.
5456 (store_scattering): New.
5457 (restore_scattering_pbb): New.
5458 (restore_scattering): New.
5459 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
5460 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
5462 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5464 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
5467 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5469 * Makefile.in (graphite.o): Depends on PREDICT_H.
5470 * graphite.c: Include predict.h.
5471 (graphite_finalize): Call tree_estimate_probability.
5472 * predict.c (predict_loops): Do not call scev_initialize and
5474 (tree_estimate_probability_bb): New.
5475 (tree_estimate_probability): Do not initialize loops: move that
5476 code to the driver. Call tree_estimate_probability_bb.
5477 (tree_estimate_probability_driver): New.
5478 (pass_profile): Use tree_estimate_probability_driver.
5479 * predict.h (tree_estimate_probability): Declared.
5481 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5483 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
5484 * graphite-dependences.c (graphite_legal_transform): Add time to
5485 TV_GRAPHITE_DATA_DEPS.
5486 (dependency_between_pbbs_p): Same.
5487 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
5489 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
5491 PR rtl-optimization/41033
5492 * alias.c (nonoverlapping_component_refs_p): Punt when strict
5493 aliasing is disabled.
5495 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5497 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
5498 si_mask_operand, and_load_operand, low_bitmask_operand,
5499 and_reg_operand, and_operand): New predicates.
5500 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
5501 * config/mips/mips.c (and_operands_ok): New function.
5502 * config/mips/mips-protos.h (and_operands_ok): Declare it.
5503 * config/mips/mips.md (move_type): Add ext_ins and logical.
5504 (type): Handle them.
5505 (and<mode>3): Use and_reg_operand as the second operand's predicate.
5506 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
5507 shift_shift. Remove commutative constraint modifier.
5508 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
5510 (*clear_upper32_dext): Remove define_insn_and_split.
5511 (*clear_upper32): Turn this define_insn_and_split ...
5512 (splitter for ANDing register with 0xffff_ffff): .. into this.
5514 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5516 * combine.c (try_widen_shift_mode): Factor out code to check if an
5517 integer constant is a low-order bitmask from here ...
5518 * rtlanal.c (low_bitmask_len): ... to here.
5519 * rtl.h (low_bitmask_len): Declare.
5521 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
5524 * config/alpha/alpha.md (addsi3): Remove expander.
5525 (addsi3): Rename from *addsi3_internal insn pattern.
5526 (subsi3): Remove expander.
5527 (subsi3): Rename from *subsi3_internal insn pattern.
5529 2009-08-11 Douglas B Rupp <rupp@gnat.com>
5531 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
5534 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
5535 Eric Botcazou <botcazou@adacore.com>
5536 Douglas B Rupp <rupp@gnat.com>
5538 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
5539 that records that fit in 64 bits are returned by immediate value,
5540 as required by OpenVMS Calling Standard.
5541 (function_value): Adjust for above modification.
5542 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
5543 virtual_incoming_args_rtx as base object, not next_arg.
5544 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
5546 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5548 * reload.c (find_reloads_subreg_address): Check the original
5549 req_equiv_mem address to detect the case where an address is
5550 not valid in the outer mode.
5552 2009-08-11 Richard Guenther <rguenther@suse.de>
5555 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
5557 2009-08-10 Douglas B Rupp <rupp@gnat.com>
5559 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
5560 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
5562 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
5563 Douglas B Rupp <rupp@gnat.com>
5565 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
5566 PT_STACK when frame_pointer_needed on OpenVMS.
5567 (alpha_pv_save_size, alpha_using_fp): Remove.
5568 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
5569 with proper processing for PT_NULL.
5570 (alpha_vms_initial_elimination_offset): New function. Support for
5571 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
5572 (alpha_sa_size): Force procedure type to PT_STACK when
5573 frame_pointer_needed on OpenVMS.
5574 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
5575 (alpha_using_fp): Likewise.
5576 (alpha_vms_can_eliminate): Add prototype.
5577 (alpha_vms_initial_elimination_offset): Likewise.
5578 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
5579 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
5581 2009-08-10 Eric Botcazou <botcazou@adacore.com>
5582 Douglas B Rupp <rupp@gnat.com>
5584 * config/alpha/alpha.c (common_object_handler): New function.
5585 (vms_attribute_table): Declare a single attribute "common_object".
5586 (vms_output_aligned_decl_common): New global function.
5587 (SECTION_VMS_OVERLAY): Delete.
5588 (SECTION_VMS_GLOBAL): Likewise.
5589 (SECTION_VMS_INITIALIZE): Likewise.
5590 (vms_asm_named_section): Remove support for above flags.
5591 (vms_section_type_flags): Delete.
5592 (TARGET_SECTION_TYPE_FLAGS): Likewise.
5593 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
5594 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5595 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
5597 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5600 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
5601 (sub_ddmmss): Likewise.
5603 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
5606 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
5609 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5612 * reload1.c (reload_as_needed): Use cancel_changes to completely
5613 undo a failed replacement attempt.
5615 2009-08-10 Richard Guenther <rguenther@suse.de>
5618 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
5619 (useless_type_conversion_p): ... here. Require pointer targets
5622 2009-08-10 Dodji Seketeli <dodji@redhat.com>
5625 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
5626 loose the original type of the statement list.
5628 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5630 * config/alpha/alpha.c: Include libfuncs.h
5631 (avms_asm_output_extern): New function.
5632 (alpha_init_libfuncs): Init some decc libfuncs.
5633 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
5634 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
5635 (DO_CRTL_NAMES): Define.
5637 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
5638 (LONG_TYPE_SIZE): Define.
5639 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
5640 (SUBTARGET_SWITCHES): Define malloc64 switch.
5641 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
5642 (MASK_RETURN_ADDR): Define.
5643 doc/invoke.texi (mmalloc64): Document switch.
5645 2009-08-09 Olivier Hainque <hainque@adacore.com>
5646 Douglas B Rupp <rupp@gnat.com>
5648 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
5649 uses_condition_handler.
5650 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
5651 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
5652 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
5653 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
5654 (code_for_builtin): New insn codes for the new alpha_builtins.
5655 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
5656 (alpha_sa_size): Account for uses_condition_handler.
5657 (alpha_expand_prologue): Likewise.
5658 (alpha_start_function): Likewise.
5659 (alpha_expand_epilogue): Likewise.
5660 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
5661 establish/revert expanders.
5662 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
5663 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
5664 New expander, resorting to the alpha.c associated function.
5665 (builtin_revert_vms_condition_handler): Likewise.
5666 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
5667 __gcc_shell_handler, the static VMS condition handler used as
5668 an indirection wrapper to the current dynamically established
5670 * config/alpha/vms-unwind.h: Complete rewrite.
5671 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
5672 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
5674 2009-08-09 Eric Botcazou <botcazou@adacore.com>
5675 Douglas B Rupp <rupp@gnat.com>
5677 * config/alpha/alpha.c (alpha_links): Add 'target' field.
5678 (alpha_need_linkage): Handle aliases. Return function symbol.
5679 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
5680 Use ultimate alias target for the linkage name.
5681 * config/alpha/alpha.md (movmemdi): Use the symbol returned
5682 by alpha_need_linkage for the function symbol.
5683 (setmemdi): Likewise.
5685 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5687 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
5688 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
5689 (ASM_WEAKEN_LABEL): Define.
5690 (CRT_CALL_STATIC_FUNCTION): Define.
5691 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
5692 (ENDFILE_SPEC): Define.
5693 (INIT_SECTION_ASM_OP): Define.
5694 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
5695 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
5697 (MULTILIB_OSDIRNAMES): Define.
5698 (shlib_version): Define.
5699 (SHLIB_EXT): Define.
5700 (SHLIB_OBJS): Define.
5701 (SHLIB_NAME): Define.
5702 (SHLIB_MULTILIB): Define.
5703 (SHLIB_INSTALL): Define.
5704 (SHLIB_SYMVEC): Define.
5705 (SHLIB_SYMVECX2): Define.
5706 (SHLIB_LINK): Define.
5708 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5710 * config/alpha/alpha.c (alpha_initialize_trampoline):
5711 Initialize VMS trampoline IAW ABI for bounded procedure calls.
5712 (alpha_start_function): Emit transfer address on nested functions
5713 for VMS trampoline call.
5714 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
5715 since no longer used.
5716 * config/alpha/vms-tramp.asm: Remove.
5717 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
5718 since now only data initialized at runtime.
5720 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5722 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
5723 (LINK_GCC_C_SEQUENCE_SPEC): Define.
5724 (MD_EXEC_PREFIX): Remove, no longer used.
5725 (MD_STARTFILE_PREFIX): Likewise.
5726 (INCLUDE_DEFAULTS): Likewise.
5727 * config/alpha/t-vms:
5728 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
5730 2009-08-09 Richard Guenther <rguenther@suse.de>
5732 PR tree-optimization/41016
5733 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
5734 (operand_precision): Remove.
5735 (integral_operand_p): Likewise.
5736 (recognize_single_bit_test): Adjust.
5738 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5740 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
5741 operation overflows. Likewise non-cast unary arithmetic.
5742 If one arm of a conditional expression is always taken,
5743 inhibit evaluation warnings for the other arm. Likewise inhibit
5744 evaluation warnings for the second && or || operand if the first
5745 operand is enough to determine the result.
5746 * c-typeck.c (build_conditional_expr): Apply the same inhibition
5748 (build_binary_op): Prevent duplicate evaluation warnings.
5750 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5752 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
5753 and destination have different modes, Use promote_mode to
5754 determine the signedness of the conversion. Assert that the
5755 promoted source mode matches the destination mode. Don't pass
5756 the destination and destination mode to expand_expr if the source
5757 mode is different. Simplify conversion logic.
5759 2009-08-09 Ira Rosen <irar@il.ibm.com>
5761 PR tree-optimization/41008
5762 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
5763 from condition only in case it's a comparison. Adjust checks.
5765 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
5767 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
5768 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
5769 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
5770 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
5771 (dump_cand): Handle them.
5772 (struct iv_cand): New members COST_STEP and AINC_USE.
5773 (stmt_after_increment): Likewise.
5774 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
5775 callers changed. Use gimple_uid comparison instead of scanning.
5776 (add_candidate_1): When looking for identical candidates, take
5777 AINC_USE into account. Set it for new candidates.
5778 (force_expr_to_var_cost): Cast target_spill_cost to int.
5779 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
5780 All callers changed. Check for availability of autoinc addressing
5781 modes, both in general for a given mode, and in the specific use case.
5782 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
5784 (get_computation_cost): Likewise.
5785 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
5786 add_autoinc_candidates): New static functions.
5787 (add_candidate): Call add_autoinc_candidates for candidates based on
5789 (find_iv_candidates): Call set_autoinc_for_original_candidates.
5790 (determine_use_iv_cost_address): If we have an autoinc candidate at
5791 the matching use, verify autoinc is possible and subtract the cost
5792 of the candidate's step from the cost.
5793 (determine_iv_cost): Record the cost of the increment in the COST_STEP
5794 member of the candidate.
5795 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
5796 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
5798 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5800 * config.build (ia64-hp-*vms*): New target.
5801 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5803 * config.gcc (ia64-hp-*vms*): New target.
5804 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5806 * config.host (ia64-hp-*vms*): New target.
5807 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5810 2009-08-08 Richard Guenther <rguenther@suse.de>
5812 PR tree-optimization/40991
5813 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
5815 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
5817 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
5818 mode check. Do truncations in an integer mode.
5819 (force_to_mode): Handle subregs for all mode types. Only do
5820 arithmetic simplifications on integer modes.
5822 2009-08-07 Richard Guenther <rguenther@suse.de>
5824 PR tree-optimization/40999
5825 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
5826 (maybe_fold_reference): Lookup constant initializers.
5827 (fold_gimple_assign): Likewise.
5829 2009-08-07 Richard Guenther <rguenther@suse.de>
5831 * tree-ssa.c (useless_type_conversion_p_1): Only for types
5832 that require structural equality defer to the langhook.
5834 2009-08-07 Martin Jambor <mjambor@suse.cz>
5836 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
5838 (struct ipa_pass_through_data): New type.
5839 (struct ipa_ancestor_jf_data): New type.
5840 (union jump_func_value): Removed field formal_id, added fields
5841 pass_through and ancestor.
5842 (struct ipa_param_call_note): Changed type of formal_id to int from
5844 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
5845 operations jump functions and ancestor jump functions.
5846 (compute_complex_pass_through): New function.
5847 (compute_scalar_jump_functions): Call compute_complex_pass_through,
5848 reflect changes in the jump function strucutre.
5849 (update_jump_functions_after_inlining): Ignore complex pass-through
5850 and ancestor jump functions.
5851 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
5852 polynomial pass-through with operation jump functions.
5854 2009-08-07 Jakub Jelinek <jakub@redhat.com>
5856 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5857 fde->dw_fde_begin as begin label instead of hot/cold label.
5858 Use LLSDAC label instead of LLSDA for second section lsda.
5859 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
5860 label instead of LLSDA if it is true.
5861 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5863 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5864 SECTION argument. Use it as index into crtl->eh.call_site_record
5866 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5867 use it to determine how to print table entries instead of using
5868 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5869 label instead of normal begin label as base.
5870 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5871 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5872 ensure no EH range spans between sections and that landing pads
5873 are always in the corresponding section.
5874 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5875 for crtl->eh.call_site_record being an array rather than scalar.
5876 (output_one_function_exception_table): New function, copied
5877 from output_function_exception_table. Adjust
5878 dw2_size_of_call_site_table, dw2_output_call_site_table
5879 callers. For SECOND section use *C suffixed labels.
5880 (output_function_exception_table): Call
5881 output_one_function_exception_table and, when doing hot/cold
5882 partitioning, also another time for the second section.
5883 * opts.c: Include except.h.
5884 (decode_options): Allow -freorder-blocks-and-partition with
5885 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5886 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5887 * function.h (struct rtl_eh): Change call_site_record from
5888 scalar into array of 2 elements.
5890 2009-08-07 Martin Jambor <mjambor@suse.cz>
5892 * ipa-prop.c (count_formal_params_1): New function.
5893 (ipa_get_vector_of_formal_parms): New function.
5894 (get_vector_of_formal_parm_types): New function.
5895 (ipa_modify_formal_parameters): New function.
5896 (ipa_modify_call_arguments): New function.
5897 (index_in_adjustments_multiple_times_p): New function.
5898 (ipa_combine_adjustments): New function.
5899 (ipa_dump_param_adjustments): New function.
5900 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5901 (ipa_get_vector_of_formal_parms): Declare.
5902 (ipa_modify_formal_parameters): Declare.
5903 (ipa_modify_call_arguments): Declare.
5904 (ipa_combine_adjustments): Declare.
5905 (ipa_dump_param_adjustments): Declare.
5906 (build_ref_for_offset): Declare.
5907 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5908 * tree-sra.c: Include ipa-prop.c.
5909 (build_ref_for_offset): Make public.
5911 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5913 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5915 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5917 * gcc/doc/extend.texi (__builtin_extract_return_address)
5918 (__builtin_frob_return_address): Document.
5920 2009-08-06 Paul Brook <paul@codesourcery.com>
5922 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5923 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5924 implementation on ARMv6-M.
5926 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5928 * doc/extend.texi (pcs): Document new attribute for ARM.
5930 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5932 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5935 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5937 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5940 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5942 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5944 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5946 Merge ARM/hard_vfp_branch to trunk.
5948 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
5950 * arm.c (libcall_eq): New function.
5951 (libcall_hash): New function.
5952 (add_libcall): New function.
5953 (arm_libcall_uses_aapcs_base): New function.
5954 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
5955 libcalls using the base PCS.
5956 (arm_init_cumulative_args): Likewise.
5958 2009-07-20 Joseph Myers <joseph@codesourcery.com>
5960 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
5961 Use base ABI for conversion libfuncs between HFmode and SFmode.
5963 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5965 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
5966 V4SImode as representatives of all 64-bit and 128-bit vector
5967 types. Allow vector types without vector modes.
5968 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
5969 without vector modes like BLKmode.
5970 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
5971 BLKmode. Avoid unsupported vector modes or TImode moves for
5973 (aapcs_vfp_allocate_return_reg): Likewise.
5974 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
5975 V8QImode if TARGET_NEON || TARGET_IWMMXT.
5977 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5979 * config/arm/arm.c (arm_handle_pcs_attribute): New.
5980 (arm_get_pcs_model): Pass attribute arguments to
5981 arm_pcs_from_attribute.
5982 (arm_init_cumulative_args): Use base AAPCS for conversions from
5983 floating-point types to DImode.
5984 (arm_attribute_table): Add pcs attribute.
5985 (arm_handle_pcs_attribute): New.
5986 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
5987 conversions from floating-point types to DImode, also declare them
5988 to use base AAPCS and declare functions they call to use base
5989 AAPCS and their RTABI names.
5991 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5993 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
5994 -mfloat-abi=hard not being supported for VFP.
5996 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
5998 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
5999 SYMBOL_REF to hard_libcall_value.
6001 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6002 Richard Earnshaw <rearnsha@arm.com>
6004 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
6005 has been put on the stack, all remaining co-processory arguments for
6006 that co-processor also go on the stack.
6008 2009-03-05 Joseph Myers <joseph@codesourcery.com>
6010 * config/arm/arm.c (arm_return_in_memory): Handle returning
6011 vectors of suitable size in registers also for AAPCS case.
6013 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6015 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
6017 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
6019 ARM Hard-VFP calling convention
6020 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
6021 * target.h (gcc_target): Add libcall_value to table of call hooks.
6022 * targhooks.h (default_libcall_value): Default implementation.
6023 * targhooks.c (default_libcall_value): Likewise.
6024 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
6025 * optabs.c (expand_unop): Use it.
6026 * expr.h (hard_libcall_value): Pass the function RTX through.
6027 * calls.c (emit_library_call_value_1): Update call to
6029 * explow.c (hard_libcall_value): Use new target hook.
6030 * testsuite/lib/target-supports.exp
6031 (check_effective_target_arm_hard_vfp_ok): New hook.
6032 (check_effective_target_arm_neon_ok): Improve test for neon
6034 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
6035 * config/arm/arm.c: Include cgraph.h
6036 (TARGET_FUNCTION_VALUE): Override default hook.
6037 (arm_pcs_default): New variable.
6038 (arm_override_options): Don't fault hard calling convention with VFP.
6039 Add support for AAPCS variants.
6040 (arm_function_value): Make static. Handle AAPCS variants.
6041 (arm_libcall_value): New function.
6042 (arm_apply_result_size): Handle VFP registers in results.
6043 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
6045 (pcs_attribute_args): New variable.
6046 (arm_pcs_from_attribute): New function.
6047 (arm_get_pcs_model): New function.
6048 (aapcs_vfp_cum_init): New function.
6049 (aapcs_vfp_sub_candidate): New function.
6050 (aapcs_vfp_is_return_candidate): New function.
6051 (aapcs_vfp_is_call_candidate): New function.
6052 (aapcs_vfp_allocate): New function.
6053 (aapcs_vfp_allocate_return_reg): New function.
6054 (aapcs_vfp_advance): New function.
6055 (aapcs_cp_arg_layout): New variable.
6056 (aapcs_select_call_coproc): New function.
6057 (aapcs_select_return_coproc): New function.
6058 (aapcs_allocate_return_reg): New function.
6059 (aapcs_libcall_value): New function.
6060 (aapcs_layout_arg): New function.
6061 (arm_init_cumulative_args): Initialize AAPCS args data.
6062 (arm_function_arg): Handle AAPCS variants using new interface.
6063 (arm_arg_parital_bytes): Likewise.
6064 (arm_function_arg_advance): New function.
6065 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
6066 calling conventions.
6067 (arm_setup_incoming_varargs): Handle new AAPCS args data.
6068 * arm.h (NUM_VFP_ARG_REGS): Define.
6069 (LIBCALL_VALUE): Update.
6070 (FUNCTION_VALUE): Delete.
6071 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
6072 (arm_pcs): New enum.
6073 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
6074 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
6075 (FUNCTION_ARG_REGNO_P): Add VFP regs.
6076 * arm-protos.h (arm_function_arg_advance): Add.
6077 (aapcs_libcall_value): Add.
6078 (arm_function_value): Delete.
6080 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
6081 H.J. Lu <hongjiu.lu@intel.com>
6084 * config/i386/i386.c (standard_sse_mode_p): Remove.
6085 (standard_sse_constant_p): Return 2 for integer mode
6086 vector_all_ones_operand when SSE2 is enabled.
6087 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
6088 (ix86_expand_vector_move): Do not check for negative values from
6089 standard_sse_constant_p.
6091 2009-08-06 Richard Guenther <rguenther@suse.de>
6093 * tree-ssa.c (useless_type_conversion_p_1): Make function and
6094 array type comparisons frontend independent.
6095 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
6096 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
6097 out array reference lower bound and element size operands.
6098 (ao_ref_init_from_vn_reference): Properly compute the offset
6099 for ARRAY_RANGE_REF.
6100 (vn_reference_fold_indirect): Fill out array reference lower
6101 bound and element size operands.
6102 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
6103 a non gimple valued reference operand which can happen for
6104 array reference lower bound or element size.
6105 (create_component_ref_by_pieces_1): Properly generate the
6106 element size operand for array references.
6108 2009-08-06 Richard Guenther <rguenther@suse.de>
6110 PR tree-optimization/40964
6111 * tree.c (iterative_hash_host_wide_int): Export.
6112 * tree.h (iterative_hash_host_wide_int): Declare.
6113 * tree-ssa-structalias.c (heapvar_map): New struct.
6114 (heapvar_map_eq): New function.
6115 (heapvar_map_hash): Likewise.
6116 (heapvar_lookup): Adjust.
6117 (heapvar_insert): Likewise.
6118 (make_constraint_from_heapvar): Allow multiple heap variables
6119 per decl at different offsets.
6120 (init_alias_heapvars): Adjust.
6122 2009-08-04 David Daney <ddaney@caviumnetworks.com>
6124 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
6125 * mips_output_sync_loop (mips_output_sync_loop): Only emit
6126 trailing sync if TARGET_SYNC_AFTER_SC.
6128 2009-08-05 David Daney <ddaney@caviumnetworks.com>
6130 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
6131 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
6132 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
6133 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
6134 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6135 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6136 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6137 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
6138 test_and_set_12): Rewrite calls to mips_output_sync_loop.
6139 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
6140 the prototype declaration match the definition.
6141 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
6142 instructions explicitly. Add barrier_before and operands
6144 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
6145 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
6146 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
6147 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6148 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
6149 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
6151 2009-08-05 Andrew Pinski <pinskia@gmail.com>
6153 * tree-ssa-alias.c: Fix intervals to use [) syntax.
6155 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
6156 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6159 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
6162 2009-08-05 Jakub Jelinek <jakub@redhat.com>
6164 PR rtl-optimization/40924
6165 * dse.c (canon_address): Before calling cselib_expand_value_rtx
6166 make sure canon_rtx (mem_address) isn't simpler than
6167 canon_rtx (expanded_mem_address).
6169 2009-08-05 Li Feng <nemokingdom@gmail.com>
6171 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
6173 (build_scop_drs): Build alias set for each SCoP.
6175 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
6177 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
6178 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
6179 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
6180 (MIPS_ARCH_FLOAT_SPEC): Likewise.
6181 (BASE_DRIVER_SELF_SPECS): Likewise.
6183 2009-08-04 Andrew Pinski <pinskia@gmail.com>
6185 * tree-ssa-alias.c: Fix some comment typos.
6187 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
6189 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
6190 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
6192 2009-08-03 Janis Johnson <janis187@us.ibm.com>
6195 * simplify-rtx.c (simplify_binary_operation_1): Disable
6196 simplifications for decimal float operations.
6198 2009-08-03 Jakub Jelinek <jakub@redhat.com>
6201 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
6202 operand of INDIRECT_REF.
6204 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
6206 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
6207 constants referencing TLS symbols.
6209 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6211 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
6212 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
6214 2009-08-03 Richard Guenther <rguenther@suse.de>
6216 * tree.c (make_vector_type): Build a main variant first,
6217 get the canonical one and then build the variant.
6218 * tree-ssa.c (useless_type_conversion_p_1): Handle
6220 (useless_type_conversion_p): Conversions to pointers to
6221 incomplete record types are useless.
6223 2009-08-03 Richard Guenther <rguenther@suse.de>
6225 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
6226 file will be created.
6227 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
6228 * toplev.c (compile_file): Adjust comment.
6230 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
6232 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
6233 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
6234 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6235 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6236 (sh_promote_function_mode): Fix typo.
6238 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
6240 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
6242 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6244 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
6245 declaration arguments.
6247 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
6249 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
6250 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
6251 (ix86_split_ashl): Ditto.
6252 (ix86_expand_vector_init_one_nonzero): Ditto.
6253 (ix86_expand_vector_set): Ditto.
6254 (ix86_expand_reduc_v4sf): Ditto.
6256 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
6258 * explow.c (promote_function_mode): Remove assert.
6259 * config/sh/sh.c (sh_promote_function_mode): Declare.
6261 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6263 * config/pa/pa.c (pa_promote_function_mode): Declare.
6264 Change to static. Fix promote_mode call.
6266 * gthr-dce.h (CONST_CAST2): Define if not defined.
6267 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
6269 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
6271 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
6273 * expr.c (store_constructor): Use promote_decl_mode. Remove
6274 now write-only variable unsignedp.
6275 (expand_expr_real_1): Use promote_decl_mode.
6276 * expr.h (promote_function_mode, promote_decl_mode): New.
6277 (promote_mode): Remove last argument.
6278 * function.c (assign_temp): Drop last argument of promote_mode.
6279 (assign_parm_find_data_types): Use promote_function_mode.
6280 (assign_parm_setup_reg): Likewise.
6281 (expand_function_end): Use promote_function_mode.
6282 * calls.c (initialize_argument_information): Use promote_function_mode.
6283 (precompute_arguments): Use promote_mode instead of checking if
6284 only PROMOTE_FUNCTION_MODE is defined.
6285 (expand_call): When making sibcall decisions, use promote_function_mode.
6286 Below, remove an if for targetm.calls.promote_function_return and
6287 and use promote_function_mode.
6288 (emit_library_call_value_1): Use promote_function_mode, fix bug
6289 where promote_mode was passed FOR_CALL == 0 for a return value in an
6291 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6292 * explow.c (promote_function_mode, promote_decl_mode): New.
6293 (promote_mode): Keep only the FOR_CALL == 0 case.
6294 * combine.c (setup_incoming_promotion): Remove test of
6295 promote_function_args. Use promote_function_mode.
6296 * stmt.c (expand_value_return): Use promote_decl_mode.
6297 (expand_decl): Use promote_decl_mode.
6299 * expr.c (store_constructor): Use promote_decl_mode. Remove
6300 now write-only variable unsignedp.
6301 (expand_expr_real_1): Use promote_decl_mode.
6302 * expr.h (promote_function_mode, promote_decl_mode): New.
6303 (promote_mode): Remove last argument.
6304 * function.c (assign_temp): Drop last argument of promote_mode.
6305 (assign_parm_find_data_types): Use promote_function_mode.
6306 (assign_parm_setup_reg): Likewise.
6307 (expand_function_end): Use promote_function_mode.
6308 * calls.c (initialize_argument_information): Use promote_function_mode.
6309 (precompute_arguments): Use promote_mode instead of checking if
6310 only PROMOTE_FUNCTION_MODE is defined.
6311 (expand_call): When making sibcall decisions, use promote_function_mode.
6312 Below, remove an if for targetm.calls.promote_function_return and
6313 and use promote_function_mode.
6314 (emit_library_call_value_1): Use promote_function_mode, fix bug
6315 where promote_mode was passed FOR_CALL == 0 for a return value in an
6317 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6318 * explow.c (promote_function_mode, promote_decl_mode): New.
6319 (promote_mode): Keep only the FOR_CALL == 0 case.
6320 * combine.c (setup_incoming_promotion): Remove test of
6321 promote_function_args. Use promote_function_mode.
6322 * stmt.c (expand_value_return): Use promote_decl_mode.
6323 (expand_decl): Use promote_decl_mode.
6325 * explow.c (promote_function_mode): Just call the target hook.
6326 * targhooks.c (default_promote_function_mode,
6327 default_promote_function_mode_always_promote): New.
6328 * targhooks.h (default_promote_function_mode,
6329 default_promote_function_mode_always_promote): Declare.
6330 * target.h (promote_function_args, promote_function_return): Remove.
6331 (promote_function_mode): New.
6332 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
6333 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6334 (TARGET_PROMOTE_FUNCTION_MODE): New.
6335 (TARGET_CALLS): Adjust.
6336 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
6337 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
6339 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
6340 * config/s390/s390.c (s390_promote_function_mode): ... here,
6341 with pointer handling.
6342 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6343 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6345 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
6346 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
6347 with pointer handling.
6348 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6349 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6351 * config/sh/sh-protos.h (sh_promote_function_mode): New.
6352 * config/sh/sh.c (sh_promote_function_mode): New.
6353 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6354 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6356 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
6357 * config/cris/cris.c (cris_promote_function_mode): ... here.
6358 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6359 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6361 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
6362 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
6363 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6364 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6366 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
6367 * config/arm/arm.c (arm_promote_function_mode): ... here, without
6368 complex type handling.
6369 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6370 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6372 * config/pa/pa.c (pa_promote_function_mode): New.
6373 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6374 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6376 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
6377 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6378 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
6379 * config/xtensa/xtensa.c: Likewise.
6380 * config/stormy16/stormy16.c: Likewise.
6381 * config/iq2000/iq2000.c: Likewise.
6382 * config/rs6000/rs6000.c: Likewise.
6383 * config/picochip/picochip.c: Likewise.
6384 * config/arc/arc.c: Likewise.
6385 * config/mcore/mcore.c: Likewise.
6386 * config/score/score.c: Likewise.
6387 * config/mips/mips.c: Likewise.
6388 * config/bfin/bfin.c: Likewise.
6389 * config/ia64/ia64.c: Likewise (disabled though).
6391 * config/frv/frv.h: Remove pointless remark.
6393 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
6394 TARGET_PROMOTE_FUNCTION_ARGS,
6395 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
6396 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
6398 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
6400 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
6401 -floop-parallelize-all.
6402 * toplev.c (process_options): Rename flag_graphite_force_parallel to
6403 flag_loop_parallelize_all.
6404 * tree-ssa-loop.c (gate_graphite_transforms): Same.
6405 * graphite.c (graphite_transform_loops): Same.
6407 * graphite-poly.c (apply_poly_transforms): Same.
6409 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
6411 PR tree-optimization/40914
6412 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
6413 if set, then check the delta field of the PMF record.
6414 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
6415 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
6416 call is stored in the delta.
6418 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
6420 * config/mips/mips.md (*clear_upper32_dext): New pattern.
6422 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
6424 * config/i386/bsd.h (ASM_BYTE): New define.
6425 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
6426 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
6427 .byte. Use fputs or putc instead of fprintf where appropriate.
6428 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
6429 fputs or putc instead of fprintf where appropriate.
6430 * config/i386/i386elf.h: Ditto.
6431 * config/i386/sysv4.h: Ditto.
6433 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
6434 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
6435 (*tls_global_dynamic_64): Ditto.
6437 2009-07-31 Christian Bruel <christian.bruel@st.com>
6439 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
6441 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6443 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
6444 Remove dead code for MINUS.
6446 2009-07-31 Anthony Green <green@moxielogic.com>
6448 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
6450 (moxie_expand_epilogue): Ditto for epilogue.
6451 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
6453 (moxie_function_arg): Ditto.
6454 (moxie_pass_by_reference): Ditto.
6455 (moxie_arg_partial_bytes): Ditto.
6456 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
6457 (FUNCTION_ARG_ADVANCE) Ditto.
6458 (REG_PARM_STACK_SPACE) Ditto.
6459 (FUNCTION_ARG_REGNO_P) Dito.
6461 * config.gcc: Add moxie linux config support.
6462 * gcc/config/moxie/uclinux.h: New file.
6464 2009-07-31 DJ Delorie <dj@redhat.com>
6466 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
6467 (UNSPECV_SP_SWITCH_E): New.
6468 (sp_switch_1): Change to an unspec.
6469 (sp_switch_2): Change to an unspec. Don't use post-inc when we
6471 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
6472 reference the new stack's address
6474 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6476 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
6477 graphite-clast-to-gimple.o, graphite-dependences.o,
6478 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6479 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
6480 (graphite-blocking.o,
6481 graphite-clast-to-gimple.o, graphite-dependences.o,
6482 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6483 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
6484 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
6485 * cfgloop.h (struct loop): Add can_be_parallel field.
6486 * common.opt (fgraphite-identity): Moved up.
6487 (fgraphite-force-parallel): New flag.
6488 * graphite.c: Rewrite.
6489 * graphite.h: Rewrite.
6490 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
6492 * toplev.c (graphite_out_file): New file descriptor.
6493 (graphite_in_file): New.
6494 (process_options): flag_graphite_force_parallel cannot be used without
6496 * tree-ssa-loop.c: Include toplev.h.
6497 (gate_graphite_transforms): Enable flag_graphite for
6498 flag_graphite_force_parallel.
6500 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6502 * ChangeLog.graphite: New.
6503 * graphite-blocking.c: New.
6504 * graphite-clast-to-gimple.c: New.
6505 * graphite-clast-to-gimple.h: New.
6506 * graphite-dependences.c: New.
6507 * graphite-dependences.h: New.
6508 * graphite-interchange.c: New.
6509 * graphite-poly.c: New.
6510 * graphite-poly.h: New.
6511 * graphite-ppl.c: New.
6512 * graphite-ppl.h: New.
6513 * graphite-scop-detection.c: New.
6514 * graphite-scop-detection.h: New.
6515 * graphite-sese-to-poly.c: New.
6516 * graphite-sese-to-poly.h: New.
6520 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6522 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
6523 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
6525 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6527 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
6528 (scev_is_linear_expression): Return false if the evolution is not
6529 affine multivariate.
6531 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6533 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
6534 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
6536 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6538 * tree-data-ref.c (debug_data_references): New.
6539 (debug_data_reference): New.
6540 * tree-data-ref.h (debug_data_references): Declared.
6541 (debug_data_reference): Declared.
6543 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6545 * tree-data-ref.c (stmt_simple_memref_p: Removed.
6546 * tree-data-ref.h (scop_p): Removed.
6547 (struct data_reference): Remove field scop.
6549 (stmt_simple_memref_p): Removed.
6551 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6553 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
6554 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
6557 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6559 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
6561 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6563 * doc/invoke.texi (-fgraphite-identity): Documented.
6565 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6567 * tree-scalar-evolution.c: Fix comment.
6568 (instantiate_scev_1): Return unknow from scev instantiation if the
6569 result is not above instantiate_below.
6571 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6573 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
6574 static anymore. Instantiate the symbols that may have been introduced
6576 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
6579 2009-07-30 DJ Delorie <dj@redhat.com>
6581 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
6582 .vliw directive to VLIW sections.
6584 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6586 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
6588 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
6589 (AUTOHEADER): New variable.
6590 ($(srcdir)/cstamp-h.in): Use it.
6592 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6593 Pat Haugen <pthaugen@us.ibm.com>
6594 Revital Eres <ERES@il.ibm.com>
6596 * config/rs6000/vector.md (VEC_F): Add VSX support.
6600 (vector_load_<mode>): Ditto.
6601 (vector_store_<mode>): Ditto.
6602 (vector GPR move split): Ditto.
6603 (vec_reload_and_plus_<mptrsize>): Ditto.
6604 (vec_reload_and_reg_<mptrsize>): Ditto.
6605 (add<mode>3): Ditto.
6606 (sub<mode>3): Ditto.
6607 (mul<mode>3): Ditto.
6608 (neg<mode>2): Ditto.
6609 (abs<mode>2): Ditto.
6610 (smin<mode>3): Ditto.
6611 (smax<mode>3): Ditto.
6612 (vector_eq<mode>): Ditto.
6613 (vector_gt<mode>): Ditto.
6614 (vector_ge<mode>): Ditto.
6615 (vector_gtu<mode>): Ditto.
6616 (vector_select_<mode>_uns): Ditto.
6617 (vector_eq_<mode>_p): Ditto.
6618 (vector_gt_<mode>_p): Ditto.
6619 (vector_ge_<mode>_p): Ditto.
6620 (vector_gtu_<mode>_p): Ditto.
6621 (cr6_test_for_zero): Ditto.
6622 (cr6_test_for_zero_reverse): Ditto.
6623 (cr6_test_for_lt): Ditto.
6624 (cr6_test_for_lt_reverse): Ditto.
6625 (xor<mode>3): Ditto.
6626 (ior<mode>3): Ditto.
6627 (and<mode>3): Ditto.
6628 (one_cmpl<mode>2): Ditto.
6629 (nor<mode>2): Ditto.
6630 (andc<mode>2): Ditto.
6631 (float<VEC_int<mode>2): Ditto.
6632 (unsigned_float<VEC_int><mode>2): Ditto.
6633 (fix_trunc<mode><VEC_int>2): Ditto.
6634 (fixuns_trunc<mode><VEC_int>2): Ditto.
6636 (vec_set<mode>): Ditto.
6637 (vec_extract<mode>): Ditto.
6638 (vec_interleave_highv4sf): Ditto.
6639 (vec_interleave_lowv4sf): Ditto.
6640 (vec_realign_load_<mode>): Ditto.
6641 (vec_shl_<mode>): Ditto.
6642 (vec_shr_<mode>): Ditto.
6643 (div<mode>3): New patterns for VSX.
6644 (vec_interleave_highv2df): Ditto.
6645 (vec_interleave_lowv2df): Ditto.
6646 (vec_pack_trunc_v2df): Ditto.
6647 (vec_pack_sfix_trunc_v2df): Ditto.
6648 (vec_pack_ufix_trunc_v2df): Ditto.
6649 (vec_unpacks_hi_v4sf): Ditto.
6650 (vec_unpacks_lo_v4sf): Ditto.
6651 (vec_unpacks_float_hi_v4si): Ditto.
6652 (vec_unpacks_float_lo_v4si): Ditto.
6653 (vec_unpacku_float_hi_v4si): Ditto.
6654 (vec_unpacku_float_lo_v4si): Ditto.
6655 (movmisalign<mode>): Ditto.
6656 (vector_ceil<mode>2): New patterns for vectorizing math library.
6657 (vector_floor<mode>2): Ditto.
6658 (vector_btrunc<mode>2): Ditto.
6659 (vector_copysign<mode>3): Ditto.
6661 * config/rs6000/predicates.md (easy_vector_constant_msb): New
6662 predicate for setting the high bit in each word, used for copysign.
6664 * config/rs6000/ppc-asm.h (f19): Whitespace.
6665 (f32-f63): Define if VSX.
6666 (v0-v31): Define if Altivec.
6667 (vs0-vs63): Define if VSX.
6669 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
6671 * config/rs6000/power7.md: New file, provide tuning parameters for
6674 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
6675 (rs6000_cpu_cpp_builtins): Ditto.
6676 (altivec_overloaded_builtins): Ditto.
6677 (altivec_resolve_overloaded_builtin): Ditto.
6679 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
6680 debug switch to disable vectorizing simple math builtin
6683 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6684 Vectorize simple math builtin functions.
6685 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6686 hook to vectorize math builtins.
6687 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
6688 (rs6000_builtin_conversion): Add VSX/power7 support.
6689 (rs6000_builtin_vec_perm): Ditto.
6690 (vsplits_constant): Add support for loading up a vector constant
6691 with just the high bit set in each part.
6692 (rs6000_expand_vector_init): Add VSX/power7 support.
6693 (rs6000_expand_vector_set): Ditto.
6694 (rs6000_expand_vector_extract): Ditto.
6695 (rs6000_emit_move): Ditto.
6696 (bdesc_3arg): Ditto.
6697 (bdesc_2arg): Ditto.
6698 (bdesc_1arg): Ditto.
6699 (rs6000_expand_ternop_builtin): Ditto.
6700 (altivec_expand_builtin): Ditto.
6701 (rs6000_expand_unop_builtin): Ditto.
6702 (rs6000_init_builtins): Ditto.
6703 (altivec_init_builtins): Ditto.
6704 (builtin_function_type): Ditto.
6705 (rs6000_common_init_builtins): Ditto.
6706 (rs6000_handle_altivec_attribute); Ditto.
6707 (rs6000_mangle_type): Ditto.
6708 (rs6000_vector_mode_supported_p): Ditto.
6709 (rs6000_mode_dependent_address): Altivec addresses with AND -16
6712 * config/rs6000/vsx.md: New file for VSX support.
6714 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
6715 identifing values with just the most significant bit set.
6716 (enum rs6000_builtins): Add builtins for VSX. Add simple math
6717 vectorized builtins.
6719 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
6720 (UNSPEC_VRFIM): Delete.
6721 (splitter for loading up vector with most significant bit): New
6722 splitter for vectorizing copysign.
6723 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
6724 vectorizing simple math functions.
6725 (altivec_vrfip): Add support for vectorizing simple math functions.
6726 (altivec_vrfim): Ditto.
6727 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
6729 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
6730 (power7.md, vsx.md): Include for power7 support.
6731 (copysigndf3): Use VSX instructions if -mvsx.
6732 (negdf2_fpr): Ditto.
6733 (absdf2_fpr): Ditto.
6734 (nabsdf2_fpr): Ditto.
6735 (adddf3_fpr): Ditto.
6736 (subdf3_fpr): Ditto.
6737 (muldf3_fpr): Ditto.
6738 (divdf3_fpr): Ditto.
6739 (fix_truncdfdi2_fpr): Ditto.
6740 (cmpdf_internal1): Ditto.
6741 (fred, fred_fpr): Convert into expander/insn to add VSX support.
6742 (btruncdf2, btruncdf2_fpr): Ditto.
6743 (ceildf2, ceildf2_fpr): Ditto.
6744 (floordf2, floordf2_fpr): Ditto.
6745 (floatdidf2, floatdidf2_fpr): Ditto.
6746 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
6747 (fmsubdf4_fpr): Ditto.
6748 (fnmadddf4_fpr_1): Ditto.
6749 (fnmadddf4_fpr_2): Ditto.
6750 (fnmsubdf4_fpr_1): Ditto.
6751 (fnmsubdf4_fpr_2): Ditto.
6752 (fixuns_truncdfdi2): Add expander for VSX support.
6753 (fix_truncdfdi2): Ditto.
6754 (fix_truncdfsi2): Ditto.
6756 (btruncsf2): Whitespace.
6757 (movdf_hardfloat32): Add support for VSX registers.
6758 (movdf_softfloat32): Ditto.
6759 (movdf_hardfloat64): Ditto.
6760 (movdf_hardfloat64_mfpgpr): Ditto.
6761 (movdf_softfloat64): Ditto.
6762 (movti splitters): Add check for vector registers supporting
6763 TImode in the future.
6764 (bpermd): Add power7 bpermd instruction.
6766 * config/rs6000/altivec.h (vec_div): Define if VSX.
6770 (vec_nearbyint): Ditto.
6773 (all predicates): Use the generic builtin function, and not the V4SF
6774 specific function so that the predicates will work with VSX's V2DF.
6778 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
6779 Document new VSX functions and types.
6781 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
6784 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
6785 "wa", and "j" constraints. Modify "v" to talk about Altivec
6786 instead of just vector.
6788 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
6791 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
6792 location for phi arguments.
6793 (rewrite_update_phi_arguments): Find locations for reaching defs.
6794 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6795 Add location to add_phi_arg calls.
6796 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
6797 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
6798 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
6799 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
6800 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
6801 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
6802 * tree-phinodes.c (make_phi_node): Initialize location.
6803 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
6804 (add_phi_arg): Add location parameter.
6805 (remove_phi_arg_num): Move location when moving phi argument.
6806 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
6808 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
6809 slpeel_update_phi_nodes_for_guard1,
6810 slpeel_update_phi_nodes_for_guard2,
6811 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
6812 vect_loop_versioning): Set locations.
6813 * tree-parloops.c (create_phi_for_local_result,
6814 transform_to_exit_first_loop, create_parallel_loop): Add locations.
6815 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
6816 * tree-vect-loop.c (get_initial_def_for_induction,
6817 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
6819 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
6820 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
6821 (gimple_phi_arg_set_location): New. Set locus.
6822 (gimple_phi_arg_has_location): New. Check for locus.
6823 (redirect_edge_var_map_location): New. Return locus from var_map.
6824 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
6825 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
6826 combining PHI arguments.
6827 (cond_store_replacement): Set location.
6828 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
6829 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
6830 scop_add_exit_phis_edge): Add locations.
6831 * tree-cfgcleanup.c (remove_forwarder_block,
6832 remove_forwarder_block_with_phi): Add locations.
6833 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
6834 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
6836 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
6837 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
6838 flush_pending_stmts): Add source location.
6839 * lambda-code.c (perfect_nestify): Maintain location stack with argument
6840 stack to preserve locations.
6841 * tree-vect-stmts.c (vectorizable_load): Add location.
6842 * tree-inline.c (copy_phis_for_bb): Copy locus.
6843 (setup_one_parameter): Add call locus to inlined parameter stmts.
6844 (initialize_inlined_parameters): Pass in call location as parameter
6846 (tree_function_versioning): Pass location to setup_one_parameter.
6847 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
6848 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
6849 copy and edge lists.
6850 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
6851 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
6852 locus parameter and override the stmt default if provided.
6853 (new_elim_graph, clear_elim_graph, delete_elim_graph,
6854 elim_graph_add_edge, elim_graph_remove_succ_edge,
6855 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
6856 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6857 eliminate_phi): Add locus info in elimination graph for each edge and
6859 (insert_backedge_copies): Copy locus if present.
6860 * tree-flow.h (struct _edge_var_map): Add locus field.
6861 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
6862 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6863 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6865 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6867 2009-07-30 Martin Jambor <mjambor@suse.cz>
6869 PR tree-optimization/40570
6870 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6873 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6875 * ssa-loop-manip.c: Include langhooks.h.
6876 (rewrite_phi_with_iv): New.
6877 (rewrite_all_phi_nodes_with_iv): New.
6878 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6879 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6880 * tree-parloops.c (loop_parallel_p): Move out all conditions
6881 except dependency check.
6882 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6883 (gen_parallel_loop): Call canonicalize_loop_ivs without
6884 reduction_list argument.
6885 (build_new_reduction): New.
6886 (gather_scalar_reductions): New.
6887 (try_get_loop_niter): New.
6888 (try_create_reduction_list): New.
6889 (parallleize_loops): Change the parallel conditions check.
6890 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6891 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6893 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6895 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6897 * doc/options.texi (Option properties): Mention new quoting syntax.
6899 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6901 * config/alpha/alpha.c (alpha_start_function):
6902 Handle VMS_DEBUG_MAIN_POINTER
6903 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6904 * doc/invoke.texi: Document -mdebug-main switch.
6906 2009-07-29 Richard Henderson <rth@redhat.com>
6908 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6909 (cgraph_create_edge_including_clones): Likewise.
6910 * tree-inline.c (copy_bb): Operate on the correct edges
6911 when updating the callgraph.
6913 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6915 * config/alpha/vms-cc.c: Deleted.
6916 * config/alpha/vms-ld.c: Deleted.
6917 * config/alpha/t-vms64: Moved to config/vms
6918 * config/alpha/vms-crt0-64.c: Moved to config/vms
6919 * config/alpha/vms-crt0.c: Moved to config/vms
6920 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6921 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6922 * config/alpha/xm-vms.h: Moved to config/vms
6923 * config/alpha/x-vms: Moved to config/vms
6924 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6926 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6927 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6929 * config/vms/t-vms64: Moved here from config/alpha
6930 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6931 (argc,argv,envp): Enforce 32bit malloc'ing.
6932 * config/vms/vms-psxcrt0-64.c: Likewise.
6933 * config/vms/vms-crt0.c: Moved here from config/alpha.
6934 * config/vms/vms-psxcrt0.c: Likewise.
6935 * config/vms/vms-crtl-64.h: New file.
6936 * config/vms/vms-crtl.h: New file.
6937 * config/vms/vms.opt: New file.
6938 * config/vms/xm-vms64.h: New file.
6939 * config/vms/xm-vms.h: Moved here from config/alpha.
6940 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6942 * config/vms/x-vms: Moved here from config/alpha.
6943 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6944 (vms-ld.o, vms-cc.o): Removed.
6945 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
6947 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6949 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
6950 correct stack (obvious VMS fix).
6952 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6954 * dwarf2out.c (output_file_names): Output VMS style file name, size,
6955 date, version info if VMS_DEBUGGING_INFO defined.
6956 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6957 size, date calculating code moved here.
6959 2009-07-29 Paul Brook <paul@codesourcery.com>
6961 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
6964 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
6967 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
6968 to DImode when generating insq_le insn.
6970 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6972 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
6973 New macro set for VMS_DEBUGGGING_INFO.
6974 (AT_string_form): Use it.
6976 2009-07-28 DJ Delorie <dj@redhat.com>
6978 * config/mep/mep.c (vtext_section): New.
6979 (vftext_section): New.
6980 (ftext_section): New.
6981 (mep_select_section): Add support for functions.
6982 (mep_unique_section): Likewise.
6983 (mep_asm_init_sections): Likewise.
6984 (mep_encode_section_info): Remove it from here.
6986 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6988 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
6990 * tree.h (TREE_DEPRECATED): Document it is used for types too.
6991 (TYPE_VECTOR_OPAQUE): Use default_def_flag
6993 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6995 * dwarf2out.c (output_file_names): Test new macro
6996 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
6997 (add_comp_dir_attribute): Likewise.
6999 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
7001 * config/i386/mingw-w64.h (LINK_SPEC): Add
7002 separating space between commands.
7004 2009-07-28 Jan Hubicka <jh@suse.cz>
7006 PR tree-optimization/40759
7007 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
7010 2009-07-27 DJ Delorie <dj@redhat.com>
7012 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
7013 types are dword-aligned.
7014 (mep_expand_va_start): Likewise.
7016 2009-07-27 Olivier Hainque <hainque@adacore.com>
7017 Douglas B Rupp <rupp@gnat.com>
7019 * convert.c (convert_to_pointer): Don't assume the target
7020 pointer type is POINTER_SIZE long. Fetch its precision instead.
7022 2009-07-27 Douglas B Rupp <rupp@gnat.com>
7024 * system.h (fopen): Undefine if macro.
7026 2009-07-27 Jakub Jelinek <jakub@redhat.com>
7028 * dwarf2out.c (output_cfi_p): Removed.
7029 (output_cfis): New function.
7030 (output_fde): New function, split from output_call_frame_info.
7031 (output_call_frame_info): Use it.
7032 (dwarf2out_switch_text_section): Use output_cfis.
7034 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7036 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
7037 TARGET_BI_ARCH is specified without enabling SJLJ.
7038 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
7039 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
7041 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
7043 * arm.md (negdi2): Use DImode if forcing a value into a register.
7045 2009-07-26 Ira Rosen <irar@il.ibm.com>
7047 PR tree-optimization/40801
7048 * tree-vect-stmts.c (vectorizable_call): Get previous copy
7049 of vector operand from the previous copy of vector statement.
7050 Pass the correct definition type value to
7051 vect_get_vec_def_for_stmt_copy().
7053 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7055 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
7056 const char ** conversion.
7058 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7060 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
7061 fancy_abort() if !ENABLE_ASSERT_CHECKING.
7062 (gcc_unreachable): Invoke __builtin_unreachable() if
7063 !ENABLE_ASSERT_CHECKING.
7065 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7067 PR rtl-optimization/40445
7068 * emit-rtl.c (next_nonnote_insn_bb): New function.
7069 * rtl.h (next_nonnote_insn_bb): Declare new function.
7070 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
7071 with no successors that is the successor of the ENTRY_BLOCK.
7072 Continue from the top after removing an empty fallthrough block.
7073 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
7074 of next_nonnote_insn.
7076 2009-07-25 David Daney <ddaney@caviumnetworks.com>
7078 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
7080 2009-07-25 Martin Jambor <mjambor@suse.cz>
7082 * c-common.c (c_common_attribute_table): New element for noclone.
7083 (handle_noclone_attribute): New function. Forward-declare.
7084 * tree-inline.c (tree_versionable_function_p): Check for noclone
7086 * doc/extend.texi (Labels as Values): Document need for noclone.
7087 (Function Attributes): Document noclone attribute.
7089 2009-07-25 Jakub Jelinek <jakub@redhat.com>
7091 PR rtl-optimization/34999
7092 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
7093 and dw_fde_switched_cold_to_hot fields.
7094 (output_cfi_p): New function.
7095 (output_call_frame_info): If fde->dw_fde_switched_sections,
7096 output 2 FDEs instead of one with corrupted header.
7097 (dwarf2out_do_cfi_startproc): New function.
7098 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
7099 and fde->dw_fde_switched_cold_to_hot.
7100 (dwarf2out_switch_text_section): Compute
7101 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
7102 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
7103 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
7104 Otherwise, compute fde->dw_fde_switch_cfi.
7106 2009-07-24 Cary Coutant <ccoutant@google.com>
7108 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
7110 2009-07-24 Cary Coutant <ccoutant@google.com>
7112 * cfghooks.c (split_block): Copy discriminator to new block.
7113 * tree-cfg.c (assign_discriminator): Check location of last
7114 instruction in block as well as first.
7116 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
7118 * config/i386/linux.c: Use fputs or putc instead of fprintf
7120 * config/i386/gas.h: Ditto.
7121 * config/i386/x86-64.h: Ditto.
7122 * config/i386/att.h: Ditto.
7124 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7126 * expmed.c (emit_store_flag): Use a recursive call to optimize the
7129 2009-07-24 Martin Jambor <mjambor@suse.cz>
7131 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
7132 (ipa_push_func_to_list_1): Declare.
7133 (ipa_push_func_to_list): New function.
7135 * ipa-prop.c (ipa_push_func_to_list_1): New function.
7136 (ipa_init_func_list): Call ipa_push_func_to_list_1.
7137 (ipa_push_func_to_list): Removed.
7138 (ipa_pop_func_from_list): Clear node_enqueued flag.
7140 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
7142 * config/s390/s390.c (override_options): Default
7143 max-unrolled-insns to 100 for z10 tuning.
7145 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
7147 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
7148 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
7149 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
7150 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
7151 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
7152 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
7153 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
7155 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7157 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
7158 use default set in mingw32.h header.
7159 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
7160 64-bit /mingw/include path.
7161 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
7164 2009-07-23 Neil Vachharajani <nvachhar@google.com>
7166 PR rtl-optimization/40209
7167 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
7169 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7171 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
7172 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
7173 with the rest of string where appropriate. Use fputs or putc
7174 instead of fprintf where appropriate.
7176 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
7177 Pat Haugen <pthaugen@us.ibm.com>
7178 Revital Eres <ERES@il.ibm.com>
7180 * config/rs6000/vector.md: New file. Move most of the vector
7181 expander support here from altivec.md to allow for the VSX vector
7182 unit in the future. Add support for secondary_reload patterns.
7183 Rewrite the patterns for vector comparison, and vector comparison
7184 predicate instructions so that the RTL expresses the desired
7185 behavior, instead of using unspec.
7187 * config/rs6000/constraints.md ("f" constraint): Use
7188 rs6000_constraints to hold the precalculated register class.
7189 ("d" constraint): Ditto.
7190 ("wd" constraint): New constraint for VSX.
7191 ("wf" constraint): Ditto.
7192 ("ws" constraint): Ditto.
7193 ("wa" constraint): Ditto.
7194 ("wZ" constraint): Ditto.
7195 ("j" constraint): Ditto.
7197 * config/rs6000/predicates.md (vsx_register_operand): New
7199 (vfloat_operand): New predicate for vector.md.
7200 (vint_operand): Ditto.
7201 (vlogical_operand): Ditto.
7202 (easy_fp_constant): If VSX, 0.0 is an easy constant.
7203 (easy_vector_constant): Add VSX support.
7204 (altivec_indexed_or_indirect_operand): New predicate for
7205 recognizing Altivec style memory references with AND -16.
7207 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
7208 for vector secondary reload support.
7209 (rs6000_vector_reg_class): Delete, replacing it with
7211 (rs6000_vsx_reg_class): Ditto.
7212 (rs6000_constraints): New array to hold the register classes of
7213 each of the register constraints that can vary at runtime.
7214 (builtin_mode_to_type): New static array for builtin function type
7216 (builtin_hash_table): New static hash table for builtin function
7218 (TARGET_SECONDARY_RELOAD): Define target hook.
7219 (TARGET_IRA_COVER_CLASSES): Ditto.
7220 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
7221 registers are 128 bits if VSX memory reference instructions are used.
7222 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
7224 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
7225 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
7226 Print several of the scheduling related parameters.
7227 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
7228 rs6000_constraints instead of rs6000_vector_reg_class. Move
7229 -mdebug=reg code to rs6000_debug_reg_global. Add support for
7230 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
7231 Altivec. Add VSX support. Setup for secondary reload support on
7232 Altivec/VSX registers.
7233 (rs6000_override_options): Make power7 set the scheduling groups
7234 like the power5. Add support for new debug switches to override
7235 the scheduling defaults. Temporarily disable -mcpu=power7 from
7236 setting -mvsx. Add support for debug switches -malways-hint,
7237 -msched-groups, and -malign-branch-targets.
7238 (rs6000_buitlin_conversion): Add support for returning unsigned
7239 vector conversion functions to fix regressions due to stricter
7241 (rs6000_builtin_mul_widen_even): Ditto.
7242 (rs6000_builtin_mul_widen_odd): Ditto.
7243 (rs6000_builtin_vec_perm): Ditto.
7244 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
7245 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
7247 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
7249 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
7250 VSX types for bit operations. Changes to accomidate vector.md.
7251 (bdesc_2arg): Ditto.
7252 (bdesc_1arg): Ditto.
7253 (struct builtin_description_predicates): Rewrite predicate
7254 handling so that RTL describes the operation, instead of passing
7255 the instruction to be used as a string argument.
7256 (bdesc_altivec_preds): Ditto.
7257 (altivec_expand_predicate_builtin): Ditto.
7258 (altivec_expand_builtin): Ditto.
7259 (rs6000_expand_ternop_builtin): Use a switch instead of an if
7260 statement for vsldoi support.
7261 (altivec_expand_ld_builtin): Change to use new names from vector.md.
7262 (altivec_expand_st_builtin): Ditto.
7263 (paired_expand_builtin): Whitespace changes.
7264 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
7265 builtin_mode_to_type table for secondary reload. Call
7266 builtin_function_type to build random builtin functions.
7267 (altivec_init_builtins): Change to use builtin_function_type to
7268 create builtin function types dynamically as we need them.
7269 (builtin_hash_function): New support for hashing the tree types
7270 for builtin function as we need it, rather than trying to build
7271 all of the trees that we need. Add initial preliminary VSX support.
7272 (builtin_function_type): Ditto.
7273 (builtin_function_eq): Ditto.
7274 (builtin_hash_struct): Ditto.
7275 (rs6000_init_builtins): Ditto.
7276 (rs6000_common_init_builtins): Ditto.
7277 (altivec_init_builtins): Ditto.
7278 (rs6000_common_init_builtins): Ditto.
7279 (enum reload_reg_type): New enum for simplifing reg classes.
7280 (rs6000_reload_register_type): Simplify register classes into GPR,
7281 Vector, and other registers. Altivec and VSX addresses in reload.
7282 (rs6000_secondary_reload_inner): Ditto.
7283 (rs6000_ira_cover_classes): New target hook, that returns the
7284 appropriate cover classes, based on -mvsx being used or not.
7285 (rs6000_secondary_reload_class): Add VSX support.
7286 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
7287 (get_vsel_insn): Ditto.
7288 (rs6000_emit_vector_compare): Rewrite vector conditional support
7289 so that where we can, we use RTL operators, instead of blindly use
7291 (rs6000_emit_vector_select): Ditto.
7292 (rs6000_emit_vector_cond_expr): Ditto.
7293 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
7294 (create_TOC_reference): Add -mdebug=addr support.
7295 (emit_frame_save): VSX loads/stores need register indexed addressing.
7297 * config/rs6000/rs6000.md: Include vector.md.
7299 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
7301 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7302 support for V2DI, V2DF in logical, permute, select operations.
7304 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
7305 switch for vsx/power7.
7306 (-mvsx-scalar-memory): Ditto.
7307 (-mvsx-align-128): Ditto.
7308 (-mallow-movmisalign): Ditto.
7309 (-mallow-df-permute): Ditto.
7310 (-msched-groups): Ditto.
7311 (-malways-hint): Ditto.
7312 (-malign-branch-targets): Ditto.
7314 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
7316 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
7317 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
7318 (rs6000_vector_reg_class): Delete.
7319 (rs6000_vsx_reg_class): Ditto.
7320 (enum rs6000_reg_class_enum): New enum for the constraints that
7321 vary based on target switches.
7322 (rs6000_constraints): New array to hold the register class for all
7323 of the register constraints that vary based on the switches used.
7324 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
7325 (enum rs6000_builtins): Add unsigned varients for the builtin
7326 declarations returned by target hooks for expanding multiplies,
7327 select, and permute operations. Add VSX builtins.
7328 (enum rs6000_builtin_type_index): Add entries for VSX.
7329 (V2DI_type_node): Ditto.
7330 (V2DF_type_node): Ditto.
7331 (unsigned_V2DI_type_node): Ditto.
7332 (bool_long_type_node): Ditto.
7333 (intDI_type_internal_node): Ditto.
7334 (uintDI_type_internal_node): Ditto.
7335 (double_type_internal_node): Ditto.
7337 * config/rs6000/altivec.md (whole file): Move all expanders to
7338 vector.md from altivec.md. Rename insn matching functions to be
7340 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
7341 (altivec_vcmp*): Ditto.
7342 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
7343 (VM): New iterator for moves that includes the VSX types.
7344 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
7345 (altivec_vperm_<mode>_uns): New, for unsigned types.
7346 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
7347 (altivec_eq<mode>): Ditto.
7348 (altivec_gt<mode>): Ditto.
7349 (altivec_gtu<mode>): Ditto.
7350 (altivec_eqv4sf): Ditto.
7351 (altivec_gev4sf): Ditto.
7352 (altivec_gtv4sf): Ditto.
7353 (altivec_vcmpbfp_p): Ditto.
7355 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
7357 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
7360 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7363 * config/i386/i386.c (output_387_ffreep): Rewrite to use
7364 ASM_SHORT instead of .word.
7365 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
7366 instead of .word in asm template.
7368 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
7371 * ira-lives.c (bb_has_abnormal_call_pred): New function.
7372 (process_bb_node_lives): Use it.
7374 * ira.c (setup_cover_and_important_classes): Don't setup
7375 ira_important_class_nums. Add cover classes to the end of
7377 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
7379 (find_reg_class_closure): Use reorder_important_classes.
7381 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
7383 * config/i386/i386.c (i386_ira_cover_classes): New function.
7384 (TARGET_IRA_COVER_CLASSES): Redefine.
7386 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
7387 importance of order of cover classes in the array.
7389 2009-07-22 Diego Novillo <dnovillo@google.com>
7391 * tree-pass.h (TDF_EH): Define.
7392 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
7393 contains TDF_EH, print the EH region number holding GS.
7394 * tree-dump.c (dump_options): Add "eh".
7395 * doc/invoke.texi: Document it.
7397 2009-07-22 Doug Kwan <dougkwan@google.com>
7399 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
7401 2009-07-22 Michael Matz <matz@suse.de>
7403 PR tree-optimization/35229
7404 PR tree-optimization/39300
7406 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
7407 (inhibit_phi_insertion): New function.
7408 (insert_into_preds_of_block): Call it for REFERENCEs.
7409 (init_pre): Initialize and finalize scalar evolutions.
7410 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
7412 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
7414 * config/i386/predicates.md (zero_extended_scalar_load_operand):
7415 Use CONST_VECTOR_NUNITS to determine number of elements.
7417 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
7419 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
7420 (U, W): Constraints are now deprecated and will be removed if we
7422 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
7424 ("prefetch"): Add the stcmh instruction for prefetching.
7425 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
7427 (s390_short_displacement): Return always true if compiling for
7428 machines not providing the long displacement facility.
7429 (s390_mem_constraint): Support the new constraint letter Z.
7430 (s390_check_qrst_address): New function.
7432 2009-07-21 DJ Delorie <dj@redhat.com>
7434 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
7437 2009-07-21 Jason Merrill <jason@redhat.com>
7439 * c-common.c (max_tinst_depth): Increase default to 1024.
7441 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7443 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
7444 (vec_unpacku_float_lo_v4si): Ditto.
7446 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7449 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
7450 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
7451 (builtin_description): Add __builtin_ia32_cvtudq2ps.
7452 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
7454 2009-07-21 Jakub Jelinek <jakub@redhat.com>
7456 PR tree-optimization/40813
7457 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
7460 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
7462 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
7463 with a NOP_EXPR if needed.
7465 2009-07-21 Paul Brook <paul@codesourcery.com>
7467 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
7468 Terminate debug dump with newline.
7470 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7472 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
7473 Cast "1" to unsigned HOST_WIDE_INT.
7474 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
7475 deposit length to the maximum length - lsb. Extend length if
7476 HOST_BITS_PER_WIDE_INT is 32.
7478 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7480 * cgraph.h (constant_pool_htab): New function.
7481 (constant_descriptor_tree): Move from varasm.c.
7482 * varasm.c (constant_pool_htab): New function.
7483 (constant_descriptor_tree): Move to cgraph.h.
7485 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7487 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
7489 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
7491 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
7494 2009-07-20 Xinliang David Li <davidxl@google.com>
7496 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
7498 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
7500 * config/mips/mips.md (move_type): Add arith.
7501 (type): Handle arith.
7502 (zero_extendsidi2): Rename this into ...
7503 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
7504 (zero_extendsidi2): New expander.
7505 (*zero_extendsidi2_dext): New pattern.
7507 2009-07-20 Nick Clifton <nickc@redhat.com>
7509 * config.gcc (mips64-*-*): Add definition of tm_defines in order
7510 to set MIPS_ABI_DEFAULT.
7511 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
7513 2009-07-20 Jakub Jelinek <jakub@redhat.com>
7515 * tree-object-size.c (addr_object_size): Handle unions with
7516 array in it as last field of structs in __bos (, 1) as __bos (, 0).
7518 PR tree-optimization/40792
7519 * tree.c (build_function_type_skip_args): Remove bogus assert.
7521 2009-07-20 Jan Hubicka <jh@suse.cz>
7522 Martin Jambor <mjambor@suse.cz>
7524 * cgraph.h (combined_args_to_skip): New field.
7525 * cgraph.c (cgraph_create_virtual_clone): Properly handle
7526 combined_args_to_skip and args_to_skip.
7527 * tree-inline.c (update_clone_info): New function.
7528 (tree_function_versioning): Call update_clone_info.
7529 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
7531 (cgraph_materialize_all_clones): More extensive dumping, working
7532 with combined_args_to_skip rather than args_to_skip.
7534 2009-07-20 Ira Rosen <irar@il.ibm.com>
7536 * tree-vectorizer.h (vectorizable_condition): Add parameters.
7537 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
7538 (get_initial_def_for_reduction): Likewise.
7539 (vectorizable_reduction): Skip the check of first operand in case
7540 of COND_EXPR. Add check that it is outer loop vectorization if
7541 nested cycle was detected. Call vectorizable_condition() for
7542 COND_EXPR. If reduction epilogue cannot be created do not fail for
7543 nested cycles (if it is not double reduction). Assert that there
7544 is only one type in the loop in case of COND_EXPR. Call
7545 vectorizable_condition() to vectorize COND_EXPR.
7546 * tree-vect-stmts.c (vectorizable_condition): Update comment.
7547 Add parameters. Allow nested cycles if called from
7548 vectorizable_reduction(). Use reduction vector variable if provided.
7549 (vect_analyze_stmt): Call vectorizable_reduction() before
7550 vectorizable_condition().
7551 (vect_transform_stmt): Update call to vectorizable_condition().
7553 2009-07-20 Christian Bruel <christian.bruel@st.com>
7555 * config/sh/sh.opt (-mfmovd): Resurrect and document.
7556 * doc/invoke.texi (-mfmovd): Likewise.
7557 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
7559 2009-07-20 Jan Hubicka <jh@suse.cz>
7561 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
7562 when handling SSA name.
7564 2009-07-19 Jan Hubicka <jh@suse.cz>
7566 PR tree-optimization/40676
7567 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
7568 virtual PHIs in empty BBs.
7570 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7572 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
7573 re-expanded the compound use gen_lowpart instead to convert to the
7576 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7578 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
7579 OUTER_CONST arguments.
7580 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
7581 the new wider mode will be masked off.
7582 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
7584 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7586 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
7587 high-order bits are zero.
7589 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7591 * combine.c (simplify_shift_const_1): Split code to determine
7593 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
7594 new bits shifted in are identical to the old sign bit.
7596 2009-07-18 Richard Guenther <rguenther@suse.de>
7599 * gimplify.c (gimplify_call_expr): Reject code using results from
7600 functions returning void.
7602 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7604 * doc/md.texi: Document the new PowerPC "es" constraint.
7605 Document that "m" can include automodified addresses on this target,
7606 and explain how %U must be used. Extend the "Q" and "Z" documentation
7607 to suggest "es" as well as "m".
7608 * config/rs6000/constraints.md (es): New memory constraint.
7609 (Q, Z): Update strings to match new documentation.
7611 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7613 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
7614 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
7615 * config/rs6000/predicates.md (volatile_mem_operand): Use
7616 offsettable_nonstrict_memref_p.
7617 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
7618 (*floatunssidf2_internal): Likewise.
7619 (*fix_truncdfsi2_internal): Likewise.
7620 (*fix_trunctfsi2_internal): Likewise.
7622 2009-07-17 Anatoly Sokolov <aesok@post.ru>
7624 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
7626 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7628 2009-07-17 Richard Guenther <rguenther@suse.de>
7631 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
7632 (pass_warn_unused_result): Likewise.
7633 (TODO_set_props): Remove.
7634 * omp-low.c (diagnose_omp_structured_block_errors): Change to
7636 (pass_diagnose_omp_blocks): Define.
7637 * c-decl.c (pop_file_scope): Do not finalize the CU here.
7638 (c_gimple_diagnostics_recursively): Remove.
7639 (finish_function): Do not call it.
7640 (c_write_global_declarations): Continue after errors.
7641 Finalize the CU here.
7642 * c-gimplify.c (c_genericize): Do not gimplify here.
7643 * c-common.c (c_warn_unused_result): Move ...
7644 * tree-cfg.c (do_warn_unused_result): ... here.
7645 (run_warn_unused_result): New function.
7646 (gate_warn_unused_result): New function.
7647 (pass_warn_unused_result): New pass.
7648 * c-common.h (c_warn_unused_result): Remove.
7649 * flags.h (flag_warn_unused_result): Declare.
7650 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
7651 * opts.c (flag_warn_unused_result): Initialize to false.
7652 * toplev.c (compile_file): Add comment.
7653 * omp-low.c (create_omp_child_function): Do not register
7654 the function with the frontend.
7655 (diagnose_omp_structured_block_errors): Prepare to be
7656 called as optimization pass.
7657 (gate_diagnose_omp_blocks): New function.
7658 (pass_diagnose_omp_blocks): New pass.
7659 * cgraph.h (cgraph_optimize): Remove.
7660 (cgraph_analyze_function): Likewise.
7661 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
7662 * cgraphunit.c (cgraph_lower_function): Lower nested functions
7663 before their parents here.
7664 (cgraph_finalize_function): Not here.
7665 (cgraph_analyze_function): Gimplify functions here.
7666 (cgraph_finalize_compilation_unit): Continue after errors.
7667 Optimize the callgraph from here.
7668 (cgraph_optimize): Make static.
7669 * langhooks.c (write_global_declarations): Finalize the CU.
7670 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
7671 (gimplify_function_tree): Assert we gimplify only once.
7672 Set PROP_gimple_any property.
7673 * tree-nested.c (gimplify_all_functions): New function.
7674 (lower_nested_functions): Gimplify all nested functions.
7675 * gimple.h (diagnose_omp_structured_block_errors): Remove.
7676 * passes.c (init_optimization_passes): Add pass_warn_unused_result
7677 and pass_diagnose_omp_blocks after gimplification. Do not
7678 set TODO_set_props on all_lowering_passes.
7679 (execute_one_pass): Do not handle TODO_set_props.
7680 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
7681 (gimplify.o): Add tree-pass.h dependency.
7682 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
7683 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
7684 (unsave_r): Likewise.
7685 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
7688 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
7690 * doc/service.texi (Service): Restore previously removed link,
7691 which isn't broken after all.
7693 2009-07-17 Richard Guenther <rguenther@suse.de>
7695 PR tree-optimization/40321
7696 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
7697 PHI nodes to the maximal set.
7698 (make_values_for_phi): Add PHI arguments to the maximal set.
7699 (execute_pre): Dump PHI_GEN and the maximal set.
7701 2009-07-17 Jakub Jelinek <jakub@redhat.com>
7704 * gimplify.c (gimplify_conversion): Don't change non-conversions into
7707 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
7709 * doc/extend.texi (Nested Functions): Replace broken link with
7711 * doc/service.texi (Service): Remove broken link.
7713 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
7716 * builtins.c (expand_builtin_memcmp): Use loc instead of
7717 EXPR_LOCATION (exp).
7718 (expand_builtin_strncmp): Likewise.
7720 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
7721 Manuel López-Ibáñez <manu@gcc.gnu.org>
7724 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
7725 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
7726 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
7727 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
7728 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
7729 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
7730 tree-inline.c, c-common.c, c-common.h, gimple.c,
7731 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
7732 convert.c: Add location argument to fold_{unary,binary,ternary},
7733 fold_build[123], build_call_expr, build_size_arg,
7734 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
7735 fold_build1_initializer, fold_build2_initializer,
7736 fold_build3_initializer, fold_build_call_array,
7737 fold_build_call_array_initializer, fold_single_bit_test,
7738 omit_one_operand, omit_two_operands, invert_truthvalue,
7739 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
7740 combine_comparisons, fold_builtin_*, fold_call_expr,
7741 build_range_check, maybe_fold_offset_to_address, round_up,
7744 2009-07-16 Jason Merrill <jason@redhat.com>
7747 * c-common.c (c_common_reswords): Add __is_standard_layout
7749 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
7750 * doc/implement-cxx.texi: New.
7751 * doc/gcc.texi: Include it.
7753 2009-07-16 DJ Delorie <dj@redhat.com>
7755 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
7756 compares that may be indirectly affected by previous instructions.
7758 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7760 * builtins.c (do_mpc_arg2): New.
7761 (fold_builtin_2): Fold builtin cpow.
7762 * real.h (HAVE_mpc_pow): New.
7764 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
7766 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
7767 comparison to skip unprofitable schedule
7769 2009-07-16 Simon Baldwin <simonb@google.com>
7771 * gcc.c (option_map): New flag -no-canonical-prefixes.
7772 * (display_help): Print help text for new flag.
7773 * (process_command): Move options translation and language specifics
7774 and handle new flag early. Use it to set a function pointer to a
7775 prefix builder. Replace make_relative_prefix calls with calls to
7776 the function pointed to. Ignore new flag in regular options handling.
7777 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
7779 2009-07-15 DJ Delorie <dj@redhat.com>
7781 * config/mep/mep.md (sibcall_internal): Change register to avoid
7783 (sibcall_value_internal): Likewise.
7785 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
7787 PR rtl-optimization/40710
7788 * resource.c (mark_target_live_regs): Reset DF problem to LR.
7790 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
7792 * config/mips/mips.md (*extenddi_truncate<mode>,
7793 *extendsi_truncate<mode>): Change type attribute to move_type
7794 with shift_shift. Split out code handling exts from here ...
7795 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
7797 (*extendhi_truncateqi): Change type attribute to move_type with
7798 shift_shift. Split out code handling exts from here ...
7799 (*extendhi_truncateqi_exts): ... to this new pattern.
7801 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
7803 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
7804 instead of "and" with inverted sign bit mask value. Use
7805 "nonimmediate_operand" for operand 1 and operand 2 predicate.
7806 Allocate registers only for operand 4 and operand 5.
7808 2009-07-15 Jakub Jelinek <jakub@redhat.com>
7811 * fold-const.c (fold_cond_expr_with_comparison): When folding
7812 < and <= to MIN, make sure the MIN uses the same type as the
7813 comparison's operands.
7815 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
7817 * arm.md (ior_xor): New code iterator.
7818 (split for ior/xor with shift and zero-extend): New split pattern.
7819 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
7821 2009-07-15 Richard Guenther <rguenther@suse.de>
7823 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
7826 2009-07-15 Richard Guenther <rguenther@suse.de>
7829 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
7831 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7833 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
7834 handle 2.6.30 kernel.
7836 2009-07-15 DJ Delorie <dj@redhat.com>
7838 * config/mep/mep.md (sibcall_internal): Change register to allow
7839 for 24-bit addresses.
7840 (sibcall_value_internal): Likewise.
7842 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
7844 * doc/invoke.texi: Added descriptions of the scheduling heuristics
7845 that are enabled/disabled by the flags introduced by a previous patch.
7847 2009-07-14 DJ Delorie <dj@redhat.com>
7849 * config/mep/mep.md (sibcall_internal): Include non-toggling
7851 (sibcall_value_internal): Likewise.
7853 2009-07-14 Taras Glek <tglek@mozilla.com>
7854 Rafael Espindola <espindola@google.com>
7856 * doc/sourcebuild.texi: Document install-plugin target.
7857 * configure.ac: Added install-plugin target to language makefiles.
7858 * configure: Regenerate.
7859 * Makefile.in: (install-plugin): Install more headers,
7860 depend on lang.install-plugin.
7862 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7864 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7867 2009-07-14 DJ Delorie <dj@redhat.com>
7869 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7870 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7871 * config/mep/mep.md (sibcall_internal): Change test from
7872 mep_vliw_mode_match to mep_vliw_jmp_match.
7873 (sibcall_value_internal): Likewise.
7875 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7877 * config/i386/sse.md (copysign<mode>3): New expander.
7878 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7879 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7880 Use ix86_build_const_vector.
7881 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7882 IX86_BUILTIN_CPYSGNPD.
7883 (builtin_description): Add __builtin_ia32_copysignps and
7884 __builtin_ia32_copysignpd.
7885 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7886 and BUILT_IN_COPYSIGNF.
7888 2009-07-13 Jason Merrill <jason@redhat.com>
7890 * builtins.c (can_trust_pointer_alignment): New fn.
7891 (get_pointer_alignment): Factor it out from here.
7892 * tree.h: Declare it.
7894 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7896 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7899 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7903 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7905 2009-07-14 Richard Guenther <rguenther@suse.de>
7906 Andrey Belevantsev <abel@ispras.ru>
7909 * cfgexpand.c (partition_stack_vars): Do not bother to update
7910 alias information when not optimizing.
7912 2009-07-14 Richard Guenther <rguenther@suse.de>
7913 Andrey Belevantsev <abel@ispras.ru>
7915 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7916 (pt_solution_set): Likewise.
7917 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7918 * tree-ssa-structalias.c (pt_solution_set): New function.
7919 * final.c (rest_of_clean_state): Free SSA data structures.
7920 * print-rtl.c (print_decl_name): Remove.
7921 (print_mem_expr): Implement in terms of print_generic_expr.
7922 * alias.c (ao_ref_from_mem): New function.
7923 (rtx_refs_may_alias_p): Likewise.
7924 (true_dependence): Query alias-export info.
7925 (canon_true_dependence): Likewise.
7926 (write_dependence_p): Likewise.
7927 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7929 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7930 (mem_expr_equal_p): Use operand_equal_p.
7931 (set_mem_attributes_minus_bitpos): Do not use
7932 component_ref_for_mem_expr.
7933 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7934 (update_alias_info_with_stack_vars): Likewise.
7935 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7936 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7937 explicitly nor clear stmt operands.
7938 Free the decl-to-pointer map.
7939 * tree-optimize.c (execute_free_datastructures): Do not free
7940 SSA data structures here.
7941 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7942 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7943 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7945 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
7947 2009-07-13 DJ Delorie <dj@redhat.com>
7949 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
7950 unrolling at the right iteration count.
7952 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
7955 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7957 * haifa-sched.c (rank_for_schedule): Introduced flags to
7958 enable/disable individual scheduling heuristics.
7959 * common.opt: Introduced flags to enable/disable individual
7960 heuristics in the scheduler.
7961 * doc/invoke.texi: Introduced flags to enable/disable individual
7962 heuristics in the scheduler.
7964 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
7966 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
7967 config/i386/mingw-tls.c.
7968 * config/i386/mingw-tls.c: Removed.
7970 2009-07-13 Ira Rosen <irar@il.ibm.com>
7972 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
7973 checks access only relevant statements.
7974 (vectorizable_reduction): Likewise.
7976 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
7978 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
7979 just for 32-bit case.
7981 2009-07-12 Jan Hubicka <jh@suse.cz>
7983 PR tree-optimization/40585
7984 * except.c (expand_resx_expr): When there already is resume
7985 instruction, produce linked list.
7986 (build_post_landing_pads): Assert that resume is empty.
7987 (connect_post_landing_pads): Handle resume lists.
7988 (dump_eh_tree): Dump resume list.
7990 2009-07-12 Ira Rosen <irar@il.ibm.com>
7992 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
7993 with additional argument.
7994 * tree-vectorizer.h (enum vect_def_type): Add
7995 vect_double_reduction_def.
7996 (vect_is_simple_reduction): Add argument.
7997 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
7999 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
8000 vect_is_simple_reduction with additional argument.
8001 (vect_analyze_loop_operations): Handle exit phi nodes in case of
8003 (reduction_code_for_scalar_code): Handle additional codes by
8004 returning ERROR_MARK for them. Fix comment and indentation.
8005 (vect_is_simple_reduction): Fix comment, add argument to specify
8006 double reduction. Detect double reduction.
8007 (get_initial_def_for_induction): Fix indentation.
8008 (get_initial_def_for_reduction): Fix comment and indentation.
8009 Handle double reduction. Create initial definitions that do not
8010 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
8011 (vect_create_epilog_for_reduction): Fix comment, add argument to
8012 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
8013 epilogue result extraction. Create double reduction phi node and
8014 replace relevant uses.
8015 (vectorizable_reduction): Call vect_is_simple_reduction with
8016 additional argument. Fix indentation. Update epilogue code treatment
8017 according to the changes in reduction_code_for_scalar_code. Check
8018 for double reduction. Call vect_create_epilog_for_reduction with
8019 additional argument.
8020 * tree-vect-stmts.c (process_use): Handle double reduction, update
8022 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
8023 (vect_get_vec_def_for_operand): Likewise.
8025 2009-07-12 Danny Smith <dansmister@gmail.com>
8027 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
8028 dllexport if !TREE_PUBLIC.
8029 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
8031 2009-07-11 Anatoly Sokolov <aesok@post.ru>
8033 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
8034 (avr_extra_arch_macro) Remove declatation.
8035 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
8036 (avr_extra_arch_macro) Declare as static.
8037 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
8039 2009-07-11 Jan Hubicka <jh@suse.cz>
8042 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
8044 2009-07-11 Jakub Jelinek <jakub@redhat.com>
8047 * dwarf2out.c (dw_fde_struct): Add in_std_section and
8048 cold_in_std_section bits.
8049 (dwarf2out_begin_prologue): Initialize them.
8050 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
8051 if already covered by text_section or cold_text_section range.
8053 PR rtl-optimization/40667
8054 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
8055 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
8056 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
8057 * config/i386/i386.c (ix86_minimum_alignment): New function.
8058 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
8059 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
8060 * emit-rtl.c (gen_reg_rtx): Likewise.
8061 * function.c (assign_parms): Likewise. If nominal_type needs
8062 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
8063 rather than passed_type's alignment.
8066 * function.c (assign_parm_setup_stack): Adjust
8067 MEM_OFFSET (data->stack_parm) if promoted_mode is different
8068 from nominal_mode on big endian.
8070 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
8072 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
8074 2009-07-10 DJ Delorie <dj@redhat.com>
8076 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
8078 2009-07-10 Mark Mitchell <mark@codesourcery.com>
8080 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
8082 (thumb2_cbnz): Likewise.
8084 2009-07-10 David Daney <ddaney@caviumnetworks.com>
8087 * config.gcc (supported_defaults): Add synci.
8088 (with_synci): Add validation.
8089 (all_defaults): Add synci.
8090 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
8093 * config/mips/mips.opt (msynci): New option.
8094 * config/mips/mips.c (mips_override_options): Warn on use of
8095 -msynci for targets that do now support it.
8096 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8098 * gcc/doc/invoke.texi (-msynci): Document the new option.
8099 * doc/install.texi (--with-synci): Document the new option.
8101 2009-07-10 Richard Guenther <rguenther@suse.de>
8103 PR tree-optimization/40496
8104 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
8105 the PHI result with a compatible type.
8107 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8111 * c.opt (Wunused-result): New.
8112 * doc/invoke.texi: Document it.
8113 * c-common.c (c_warn_unused_result): Use it.
8115 2009-07-09 DJ Delorie <dj@redhat.com>
8117 * targhooks.c (default_target_can_inline_p): Rename from
8118 default_target_option_can_inline_p.
8119 * targhooks.h (default_target_can_inline_p): Likewise.
8120 * target-def.h (TARGET_CAN_INLINE_P): Rename from
8121 TARGET_OPTION_CAN_INLINE_P.
8122 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
8123 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
8124 (mep_target_can_inline_p): Rename from
8125 mep_target_option_can_inline_p.
8128 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
8129 registers used to pass vectors.
8131 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
8133 2009-07-09 Tom Tromey <tromey@redhat.com>
8135 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
8136 * config/mmix/mmix.c: Include dwarf2.h.
8137 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
8138 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
8139 * config/sh/sh.c: Include dwarf2.h.
8140 * config/i386/i386.c: Include dwarf2.h.
8141 * Makefile.in (DWARF2_H): Remove 'elf'.
8142 * except.c: Include dwarf2.h.
8143 * unwind-dw2.c: Include dwarf2.h.
8144 * dwarf2out.c: Include dwarf2.h.
8145 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
8146 * unwind-dw2-fde.c: Include dwarf2.h.
8147 * dwarf2asm.c: Include dwarf2.h.
8149 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8151 * haifa-sched.c (insn_finishes_cycle_p): New static function.
8152 (max_issue): Use it.
8153 * sched-int.h (struct sched_info: insn_finishes_block_p): New
8155 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
8156 (region_sched_info): Update.
8157 * sched-ebb.c (ebb_sched_info): Update.
8158 * modulo-sched.c (sms_sched_info): Update.
8159 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
8161 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8163 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
8165 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
8167 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
8169 2009-07-09 Jakub Jelinek <jakub@redhat.com>
8172 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
8173 arg1 with arg01 if arg1 is already INTEGER_CST.
8175 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8177 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
8178 Transform (and (truncate)) into (truncate (and)).
8180 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8182 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
8183 creating LHS paradoxical subregs. Fix surrounding returns to
8184 use NULL_RTX rather than 0.
8186 2009-07-08 DJ Delorie <dj@redhat.com>
8188 * config/mep/mep.c: (mep_option_can_inline_p): New.
8189 (TARGET_OPTION_CAN_INLINE_P): Define.
8191 2009-07-08 Mark Wielaard <mjw@redhat.com>
8194 * dwarf2out.c (add_data_member_location_attribute): When we have
8195 only a constant offset don't emit a new location description using
8196 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
8199 2009-07-08 Richard Henderson <rth@redhat.com>
8202 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
8203 (enum reg_class): Add CLOBBERED_REGS.
8204 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
8205 * config/i386/i386.c (ix86_conditional_register_usage): Moved
8206 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
8207 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
8208 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
8209 force 64-bit sibcalls into R11.
8210 * config/i386/constraints.md (U): New constraint.
8211 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
8212 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
8213 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
8215 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
8217 * basic-block.h (dump_regset, debug_regset): Remove duplicate
8219 * c-objc-common.h (c_initialize_diagnostics): Ditto.
8220 * ebitmap.h (dump_ebitmap): Ditto.
8221 * optabs.h (optab_libfunc): Ditto.
8222 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
8223 * tree-flow.h (vect_can_force_dr_alignment_p,
8224 get_vectype_for_scalar_type): Ditto.
8225 (vectorize_loops): Move prototype to ...
8226 * tree-vectorizer.h: ... here. Also, adjust comment.
8227 (vect_set_verbosity_level): Remove duplicate prototype.
8228 * tree-ssa-loop.c: Include tree-vectorizer.h.
8229 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
8231 2009-07-08 Nick Clifton <nickc@redhat.com>
8233 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
8236 2009-07-08 DJ Delorie <dj@redhat.com>
8238 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
8239 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
8240 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
8242 * config/mep/intrinsics.md: Regenerated.
8243 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
8244 registers when asm() or calls are detected.
8246 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8249 * gimplify.c (gimplify_expr): Propagate no_warning flag when
8251 * gimple (gimple_build_call_from_tree): Likewise.
8252 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
8253 no_warning flag before warning.
8255 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8257 * tree.c (set_expr_locus): Remove.
8258 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
8259 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
8261 * gimplify.c (internal_get_tmp_var): Likewise.
8262 (gimplify_call_expr): Likewise.
8263 (gimplify_one_sizepos): Likewise.
8265 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
8268 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
8269 to variables for debugging purposes.
8271 2009-06-23 Mark Loeser <mark@halcy0n.com>
8274 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
8276 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8278 * pretty-print.c (pp_base_format): Remove %J.
8279 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8280 gcc_cxxdiag_char_table): Likewise.
8281 (init_dynamic_diag_info): Likewise.
8283 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8285 * pretty-print.c (pp_base_format): Remove %H.
8286 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8287 gcc_cxxdiag_char_table): Likewise.
8288 (init_dynamic_diag_info): Likewise.
8289 * config/mep/mep.c (mep_select_section): Likewise.
8291 2009-07-07 Duncan Sands <baldrick@free.fr>
8293 * final.c (pass_clean_state): Give the pass a name.
8294 * passes.c (pass_rest_of_compilation): Likewise.
8295 * tree-optimize.c (pass_all_optimizations): Likewise.
8297 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
8299 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
8300 an extra 'decl' for error_at.
8302 2009-07-07 Jakub Jelinek <jakub@redhat.com>
8305 * tree-tailcall.c (adjust_return_value_with_ops,
8306 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
8307 if it has complex or vector type.
8309 2009-07-07 Olivier Hainque <hainque@adacore.com>
8311 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
8314 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
8316 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
8318 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8320 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
8321 * c-decl.c: Likewise.
8322 * function.c: Likewise.
8323 * varasm.c: Likewise.
8324 * tree-ssa.c: Likewise.
8325 * c-common.c: Likewise.
8326 * tree-cfg.c: Likewise.
8327 * config/spu/spu.c: Likewise.
8328 * config/ia64/ia64.c: Likewise.
8329 * config/v850/v850.c: Likewise.
8331 2009-07-06 DJ Delorie <dj@redhat.com>
8333 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
8334 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
8335 unspecified accesses to control registers.
8336 * config/mep/intrinsics.md: Regenerate.
8337 * config/mep/intrinsics.h: Regenerate.
8338 * config/mep/mep-intrin.h: Regenerate.
8340 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8342 * c-lex.c: Replace %H by an explicit location. Update all calls.
8343 * c-common.c: Likewise.
8344 * c-decl.c: Likewise.
8345 * c-typeck.c: Likewise.
8346 * fold-const.c: Likewise.
8347 * gimplify.c: Likewise.
8349 * tree-cfg.c: Likewise.
8350 * tree-ssa-loop-niter.c: Likewise.
8351 * tree-vrp.c: Likewise.
8352 * value-prof.c: Likewise.
8354 2009-07-06 Diego Novillo <dnovillo@google.com>
8356 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
8357 if it has one. Handle cases where VAR does not have an
8358 annotation or cfun is NULL.
8360 2009-07-06 Diego Novillo <dnovillo@google.com>
8362 * tree.c: Include debug.h.
8363 (initialize_tree_contains_struct): New.
8364 (init_ttree): Call it.
8365 (tree_node_structure_for_code): Factor out of ...
8366 (tree_node_structure): ... here.
8367 * treestruct.def (TS_PHI_NODE): Remove.
8368 (TS_GIMPLE_STATEMENT): Remove.
8370 2009-07-06 Diego Novillo <dnovillo@google.com>
8372 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
8373 (debug_tree_chain): Handle cycles.
8375 2009-07-06 Nick Clifton <nickc@redhat.com>
8376 DJ Delorie <dj@redhat.com>
8378 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8379 __FMOVD_ENABLED__ is defined.
8381 (TARGET_FMOVD): Provide a default definition.
8382 (MASK_FMOVD): Likewise.
8383 (TARGET_CPU_CPP_BUILTINS): Define
8384 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8385 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8386 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
8387 (split for DF load from memory into register): Also handle
8388 MEMs which consist of REG+DISP addressing.
8389 (split for DF store from register to memory): Likewise.
8390 (movsf_ie): Always use single fp_mode.
8391 * config/sh/sh.c (sh_override_options): Do not automatically
8392 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8393 that to the -mfmovd command line switch.
8394 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
8395 (fldi_ok): Always allow.
8396 * config/sh/sh.opt (mfmovd): Remove this switch.
8397 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8399 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
8400 Kaz Kojima <kkojima@gcc.gnu.org>
8402 PR rtl-optimization/30807
8403 * postreload.c (reload_combine): For every new use of REG_SUM,
8404 record the use of BASE.
8406 2009-07-06 Jan Hubicka <jh@suse.cz>
8408 * params.def: Revert my accidental commit at 2009-06-30.
8410 2009-07-04 Ian Lance Taylor <iant@google.com>
8413 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
8415 (mingw_format_attribute_overrides): Likewise.
8417 2009-07-04 Jakub Jelinek <jakub@redhat.com>
8420 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
8421 don't check cfa.reg. Instead of cfa.indirect use
8422 fde && fde->drap_reg != INVALID_REGNUM test.
8424 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
8426 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
8428 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
8431 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
8433 2009-07-03 Richard Guenther <rguenther@suse.de>
8435 PR tree-optimization/40640
8436 * tree-switch-conversion.c (build_arrays): Perform arithmetic
8439 2009-07-03 Jan Hubicka <jh@suse.cz>
8441 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
8442 for size, reduce amount of inlining.
8444 2009-07-03 Richard Guenther <rguenther@suse.de>
8447 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
8448 if t +- x is known to not overflow and the conversion widens the
8450 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
8452 2009-07-03 Jan Hubicka <jh@suse.cz>
8454 * ipa-pure-const.c (analyze): Update loop optimizer init.
8455 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
8456 try_remove_empty_loop, remove_empty_loops): Remove.
8457 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
8458 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
8459 to mark regular loops as neccesary.
8460 (degenerate_phi_p): New function.
8461 (propagate_necessity, remove_dead_phis): Use it.
8462 (forward_edge_to_pdom): Likewise.
8463 (eliminate_unnecessary_stmts): Take care to remove uses of results of
8464 virtual PHI nodes that became unreachable.
8465 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
8466 * tree-flow.h (remove_empty_loops): Remove.
8467 * passes.c (init_optimization_passes): Remove.
8469 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
8471 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
8472 can_create_pseudo_p.
8473 (*fix_trunc<mode>_i387_1): Ditto.
8474 (*floathi<mode>2_1): Ditto.
8475 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
8476 (*fistdi2_1): Ditto.
8477 (*fist<mode>2_1): Ditto.
8478 (frndintxf2_floor): Ditto.
8479 (*fist<mode>2_floor_1): Ditto.
8480 (frndintxf2_ceil): Ditto.
8481 (*fist<mode>2_ceil_1): Ditto.
8482 (frndintxf2_trunc): Ditto.
8483 (frndintxf2_mask_pm): Ditto.
8484 (fxam<mode>2_i387_with_temp): Ditto.
8485 * config/i386/sse.md (mulv16qi3): Ditto.
8486 (*sse2_mulv4si3): Ditto.
8488 (sse4_2_pcmpestr): Ditto.
8489 (sse4_2_pcmpistr): Ditto.
8491 2009-07-03 Jan Hubicka <jh@suse.cz>
8493 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
8494 (mark_stmt_necessary): Set it.
8495 (mark_operand_necessary): Set it.
8496 (mark_control_dependent_edges_necessary): Set it.
8497 (mark_virtual_phi_result_for_renaming): New function.
8498 (get_live_post_dom): New function.
8499 (forward_edge_to_pdom): New function.
8500 (remove_dead_stmt): Fix handling of control dependences.
8501 (tree_dce_init): Init new bitmap.
8502 (tree_dce_done): Free it.
8504 2009-07-02 Richard Guenther <rguenther@suse.de>
8507 * tree-ssa-structalias.c (new_var_info): Initialize
8510 2009-07-02 Jan Hubicka <jh@suse.cz>
8512 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
8515 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
8517 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
8518 instead of recomputing it. Adjust calls.
8519 (emit_store_flag): Adjust recursive calls.
8521 2009-07-02 Richard Guenther <rguenther@suse.de>
8523 * tree-ssa-live.c (remove_unused_locals): Do not remove
8525 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
8526 of DECL_EXTERNAL for HEAP variables.
8527 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
8528 HEAP variables. Do not adjust RESTRICT vars.
8529 (find_what_var_points_to): Nobody cares if something
8532 2009-07-02 Ben Elliston <bje@au.ibm.com>
8534 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
8535 pc_low and pc_high declarations to the top of the function.
8537 2009-07-01 DJ Delorie <dj@redhat.com>
8539 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
8541 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
8542 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
8543 unspecified accesses to control registers.
8544 * config/mep/intrinsics.md: Regenerate.
8545 * config/mep/intrinsics.h: Regenerate.
8546 * config/mep/mep-intrin.h: Regenerate.
8548 2009-07-01 Anthony Green <green@moxielogic.com>
8550 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
8551 instruction when possible.
8552 (moxie_expand_prologue): Ditto. Also, save an instruction and
8553 some complexity by popping off of $r12 instead of $sp.
8554 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
8557 2009-07-01 Richard Henderson <rth@redhat.com>
8560 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
8561 contained no insns, reposition note before last insn.
8563 2009-07-01 Richard Henderson <rth@redhat.com>
8566 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
8567 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
8569 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8572 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
8573 darwin9 for printing reg addresses with %y.
8575 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8577 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
8578 truncation from operands in binary operations.
8580 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8583 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8584 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8585 subreg of op0 to the original op0.
8587 * expmed.c (store_bit_field_1): Use a temporary as the destination
8588 instead of a paradoxical subreg when we need to truncate the result.
8590 2009-07-01 DJ Delorie <dj@redhat.com>
8592 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
8593 names to VLIW variants.
8594 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
8595 * config/mep/intrinsics.md: Regenerate.
8596 * config/mep/intrinsics.h: Regenerate.
8597 * config/mep/mep-intrin.h: Regenerate.
8599 2009-07-01 Jakub Jelinek <jakub@redhat.com>
8602 * jump.c (returnjump_p): Revert last patch.
8603 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
8605 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8608 * pa.md (casesi32p): Use jump table label to determine the offset
8610 (casesi64p): Likewise.
8612 * pa.c (forward_branch_p): Return bool type. Use instruction
8613 addresses when available. Assert that INSN has a jump label.
8614 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
8617 2009-07-01 Richard Guenther <rguenther@suse.de>
8619 PR tree-optimization/19831
8620 * tree-ssa-dce.c (propagate_necessity): Calls to functions
8621 that only act as barriers do not make any previous stores necessary.
8622 * tree-ssa-structalias.c (handle_lhs_call): Delay making
8623 HEAP variables global, do not add a constraint from nonlocal.
8624 (find_func_aliases): Handle escapes through return statements.
8625 (compute_points_to_sets): Make escaped HEAP variables global.
8627 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8630 * expmed.c (emit_store_flag): Perform a conversion if necessary,
8631 after reducing a DImode cstore to SImode.
8633 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8635 * expr.c (expand_expr_real_1): Reinstate fallthrough to
8636 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
8638 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
8640 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
8641 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
8643 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
8644 and umod_optab if TARGET_BSD_DIVMOD.
8645 * config/vax/lib1funcs.asm: New file.
8646 * config/vax/t-linux: New file.
8647 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
8649 2009-06-30 Jakub Jelinek <jakub@redhat.com>
8652 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
8653 to type arguments that have void type.
8656 * dwarf2out.c (gen_formal_parameter_die): Call
8657 equate_decl_number_to_die if node is different from origin.
8659 2009-06-30 Anthony Green <green@moxielogic.com>
8661 Clean up moxie port for --enable-build-with-cxx.
8662 * config/moxie/moxie.c (moxie_function_value): First two
8663 parameters are const_tree, not tree.
8664 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
8665 (REG_CLASS_NAMES): Ditto.
8666 (REGNO_REG_CLASS): Ditto.
8667 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
8668 (moxie_function_value): Fix constyness of arguments.
8670 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
8672 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
8673 finalize_size_functions before further processing.
8674 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
8675 (variable_size): Call self_referential_size on size expressions
8676 that contain a PLACEHOLDER_EXPR.
8677 (size_functions): New static variable.
8678 (copy_self_referential_tree_r): New static function.
8679 (self_referential_size): Likewise.
8680 (finalize_size_functions): New global function.
8681 * tree.c: Include tree-inline.h.
8682 (push_without_duplicates): New static function.
8683 (find_placeholder_in_expr): New global function.
8684 (substitute_in_expr) <tcc_declaration>: Return the replacement object
8686 <tcc_expression>: Likewise.
8687 <tcc_vl_exp>: If the replacement object is a constant, try to inline
8688 the call in the expression.
8689 * tree.h (finalize_size_functions): Declare.
8690 (find_placeholder_in_expr): Likewise.
8691 (FIND_PLACEHOLDER_IN_EXPR): New macro.
8692 (substitute_placeholder_in_expr): Update comment.
8693 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
8695 (copy_tree_body_r): Likewise.
8696 (copy_tree_body): New static function.
8697 (maybe_inline_call_in_expr): New global function.
8698 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
8699 (maybe_inline_call_in_expr): Declare.
8700 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
8701 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
8704 2009-06-30 Richard Guenther <rguenther@suse.de>
8706 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
8708 (propagate_necessity): Do not mark reaching defs of stores
8711 2009-06-30 Jan Hubicka <jh@suse.cz>
8713 * cfgloopanal.c (check_irred): Move into ...
8714 (mark_irreducible_loops): ... here; return true if ireducible
8716 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
8717 (analyze_function): Try to prove loop finiteness.
8718 * cfgloop.h (mark_irreducible_loops): Update prototype.
8719 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
8721 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
8723 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
8725 2009-06-30 Ira Rosen <irar@il.ibm.com>
8727 PR tree-optimization/40542
8728 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
8731 2009-06-30 Martin Jambor <mjambor@suse.cz>
8733 PR tree-optimization/40582
8734 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
8735 than useless_type_conversion_p.
8736 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
8739 2009-06-30 Martin Jambor <mjambor@suse.cz>
8742 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
8744 2009-06-30 Richard Guenther <rguenther@suse.de>
8746 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
8747 use ao_ref references.
8748 (walk_aliased_vdefs): Likewise.
8749 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
8750 * tree-ssa-dce.c (struct ref_data): Remove.
8751 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
8752 (mark_aliased_reaching_defs_necessary): Adjust.
8753 (mark_all_reaching_defs_necessary_1): Likewise.
8755 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
8758 * expmed.c (emit_cstore): New name of emit_store_flag_1.
8759 (emit_store_flag_1): Extract from emit_store_flag, adjust
8760 calls to (what now is) emit_cstore.
8761 (emit_store_flag): Call emit_store_flag_1 and also use it
8762 for what used to be recursive calls.
8764 2009-06-30 Wei Guozhi <carrot@google.com>
8767 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
8768 if the target bb post dominates from bb.
8769 * config/i386/i386.c (memory_address_length): Check existence of base
8770 register before using it.
8772 2009-06-30 Nick Clifton <nickc@redhat.com>
8773 DJ Delorie <dj@redhat.com>
8775 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8776 __FMOVD_ENABLED__ is defined.
8778 (TARGET_FMOVD): Provide a default definition.
8779 (MASK_FMOVD): Likewise.
8780 (TARGET_CPU_CPP_BUILTINS): Define
8781 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8782 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8783 two fmov instructions depending upon whether TARGET_FMOVD is
8785 (split for DF load from memory into register): Also handle
8786 MEMs which consist of REG+DISP addressing.
8787 (split for DF store from register to memory): Likewise.
8788 * config/sh/sh.opt (mfmovd): Remove this switch.
8789 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8790 * config/sh/sh.c (sh_override_options): Do not automatically
8791 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8792 that to the -mfmovd command line switch.
8794 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
8796 (fldi_ok): Always allow.
8797 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
8799 2009-06-29 DJ Delorie <dj@redhat.com>
8801 * doc/install.texi (mep-x-elf): Correct chip's full name.
8803 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
8805 * doc/extend.texi: Fix typo.
8807 2009-06-29 Tom Tromey <tromey@redhat.com>
8810 * Makefile.in (DWARF2_H): New variable.
8812 (dwarf2out.o): Likewise.
8813 (dwarf2asm.o): Likewise.
8814 * config/i386/t-i386: Use DWARF2_H.
8815 * except.c: Include elf/dwarf2.h.
8816 * unwind-dw2.c: Include elf/dwarf2.h.
8817 * dwarf2out.c: Include elf/dwarf2.h.
8818 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
8819 <dtprel>: New field.
8820 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
8821 (size_of_loc_descr): Likewise.
8822 (output_loc_operands_raw): Likewise.
8823 (output_loc_operands): Handle new dtprel field.
8824 (loc_checksum): Update.
8825 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
8826 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
8827 * unwind-dw2-fde.c: Include elf/dwarf2.h.
8828 * dwarf2asm.c: Include elf/dwarf2.h.
8829 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
8830 * config/mmix/mmix.c: Include elf/dwarf2.h.
8831 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
8832 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
8833 * config/sh/sh.c: Include elf/dwarf2.h.
8834 * config/i386/i386.c: Include elf/dwarf2.h.
8836 2009-06-29 DJ Delorie <dj@redhat.com>
8838 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
8840 * doc/extend.texi: Add MeP attributes and pragmas.
8841 * doc/invoke.text: Add MeP Options.
8842 * doc/contrib.texi: Add MeP contribution.
8843 * doc/md.texi: Add MeP constraints.
8844 * doc/install.texi: Add MeP target.
8846 2009-06-30 Anatoly Sokolov <aesok@post.ru>
8848 * target.h (struct gcc_target): Add frame_pointer_required field.
8849 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
8850 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
8851 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
8853 * reload1.c (update_eliminables): (Ditto.).
8854 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
8855 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8856 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8858 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
8860 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
8861 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8862 (arm_frame_pointer_required): New function.
8864 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8865 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8866 (avr_frame_pointer_required_p): Declare as static.
8867 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8869 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8870 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8871 (bfin_frame_pointer_required): Make as static, change return type
8873 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8875 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8876 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8877 (cris_frame_pointer_required): New function.
8879 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8881 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8882 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8883 (fr30_frame_pointer_required): New function.
8885 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8886 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8887 (frv_frame_pointer_required): Make as static, change return type
8889 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8891 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8892 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8893 (ix86_frame_pointer_required): Make as static, change return type to
8895 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8897 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8898 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8900 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8902 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8904 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8906 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8907 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8908 (mips_frame_pointer_required): Make as static.
8909 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8911 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8912 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8913 (mmix_frame_pointer_required): Mew function.
8915 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8916 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8918 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8920 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8922 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8924 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8925 (CAN_ELIMINATE): Redefine.
8926 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8927 (sparc_frame_pointer_required): New function.
8928 (sparc_can_eliminate): New function.
8929 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8931 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8932 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8934 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8935 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8936 (xtensa_frame_pointer_required): Make as static, change return type
8938 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8941 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8943 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8944 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8945 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
8946 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
8947 (register_callback): Handle PLUGIN_START_UNIT.
8948 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
8950 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
8952 * tree.c (process_call_operands): Propagate TREE_READONLY from the
8954 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
8955 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8957 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
8959 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
8962 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8964 * doc/extend.texi (Additional Floating Types): __float128 is also
8965 supported on i386 targets.
8967 2009-06-29 Richard Guenther <rguenther@suse.de>
8970 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8972 (pt_solutions_same_restrict_base): Declare.
8973 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
8975 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
8976 (make_constraint_from, make_copy_constraint): Move earlier.
8977 (make_constraint_from_heapvar): New function.
8978 (make_constraint_from_restrict): Likewise.
8979 (handle_lhs_call): Use it.
8980 (find_func_aliases): Use it to track conversions to restrict
8982 (struct fieldoff): Add only_restrict_pointers flag.
8983 (push_fields_onto_fieldstack): Initialize it.
8984 (create_variable_info_for): Track global restrict qualified pointers.
8985 (intra_create_variable_infos): Use make_constraint_from_heapvar.
8986 Track restrict qualified pointer arguments.
8987 (set_uids_in_ptset): Use varinfo is_global_var flag.
8988 (find_what_var_points_to): Set the vars_contains_restrict flag.
8989 Always create the points-to solution for sets including restrict tags.
8990 (pt_solutions_same_restrict_base): New function.
8991 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
8992 qualified pointers use pt_solutions_same_restrict_base as
8993 additional source for disambiguation.
8995 2009-06-29 Richard Guenther <rguenther@suse.de>
8998 * alias.c (find_base_decl): Remove.
8999 (get_deref_alias_set_1): Remove restrict handling.
9000 * c-common.c (c_apply_type_quals_to_decl): Do not set
9001 DECL_POINTER_ALIAS_SET.
9002 * gimplify.c (find_single_pointer_decl_1): Remove.
9003 (find_single_pointer_decl): Likewise.
9004 (internal_get_tmp_var): Remove restrict handling.
9005 (gimple_regimplify_operands): Likewise.
9006 * omp-low.c (expand_omp_atomic_pipeline): Do not set
9007 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
9008 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
9009 * tree.c (restrict_base_for_decl): Remove.
9010 (init_ttree): Do not allocate it.
9011 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
9012 LABEL_DECL_UID for label decls.
9013 (copy_node_stat): Do not copy restrict information.
9014 (decl_restrict_base_lookup): Remove.
9015 (decl_restrict_base_insert): Likewise.
9016 (print_restrict_base_statistics): Likewise.
9017 (dump_tree_statistics): Do not call print_restrict_base_statistics.
9018 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
9019 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
9020 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
9021 (LABEL_DECL_UID): Adjust.
9022 (DECL_BASED_ON_RESTRICT_P): Remove.
9023 (DECL_GET_RESTRICT_BASE): Likewise.
9024 (SET_DECL_RESTRICT_BASE): Likewise.
9025 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
9027 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
9028 instead of DECL_POINTER_ALIAS_SET.
9029 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
9030 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
9031 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
9033 2009-06-29 Richard Guenther <rguenther@suse.de>
9035 PR tree-optimization/40579
9036 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
9037 the IL to simplify has constants that overflowed.
9039 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
9041 PR tree-optimization/40550
9042 * tree-vect-generic.c (expand_vector_operations_1): Compute in
9043 vector_compute_type only when the size of vector_compute_type is
9044 less than the size of type.
9046 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
9048 * fold-const.c (contains_label_1): Fix comments.
9049 (contains_label_p): Do not walk trees multiple time.
9051 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9053 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
9054 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
9055 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
9056 ix86_fp_comparison_operator.
9057 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
9058 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
9059 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
9060 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
9061 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
9062 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
9063 (related splits): Change predicate to ix86_fp_comparison_operator.
9064 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
9065 instead of ix86_fp_comparison_codes.
9066 (ix86_trivial_fp_comparison_operator,
9067 ix86_fp_comparison_operator): New.
9068 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
9069 (ix86_expand_compare): Eliminate last two parameters.
9070 (ix86_fp_jump_nontrivial_p): Kill.
9071 * config/i386/i386.c (put_condition_code): Eliminate call to
9072 ix86_fp_comparison_codes and subsequent assertion.
9073 (ix86_fp_comparison_codes): Eliminate.
9074 (ix86_fp_swap_condition): New.
9075 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
9076 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
9077 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
9078 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
9079 and ix86_fp_swap_condition.
9080 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
9081 Use ix86_fp_comparison_strategy.
9082 (ix86_expand_compare): Likewise. Eliminate last two arguments.
9083 (ix86_fp_jump_nontrivial_p): Eliminate.
9084 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
9085 call to ix86_expand_compare.
9086 (ix86_split_fp_branch, ix86_expand_setcc,
9087 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
9088 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
9090 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9092 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
9093 related to jump_clobbers.
9094 * config/arm/arm.md (conds): Remove jump_clob case.
9095 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
9096 splits): Change comparison_operator to arm_comparison_operator.
9097 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
9100 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9102 * dojump.c (do_compare_rtx_and_jump): Try swapping the
9103 condition for floating point modes.
9104 * expmed.c (emit_store_flag_1): Move here a bigger part
9106 (emit_store_flag): Try swapping the condition for floating point
9108 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
9110 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9112 * expr.c (expand_expr_real_1): Just use do_store_flag.
9113 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
9114 emit_store_flag_force.
9115 * expmed.c (emit_store_flag_force): Copy here trick
9116 previously in expand_expr_real_1. Try reversing the comparison.
9117 (emit_store_flag_1): Work if target is NULL.
9118 (emit_store_flag): Work if target is NULL, using the result mode
9119 from the comparison. Use split_comparison, restructure final part
9120 to simplify conditionals.
9122 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9124 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
9125 * dojump.c (do_jump): Change handling of floating-point
9126 ops to use just do_compare_and_jump.
9127 (split_comparison): New.
9128 (do_compare_rtx_and_jump): Add here logic coming previously
9129 in do_jump, using split_comparison.
9131 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
9134 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
9136 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9138 * tree-ssa-alias.c: Fix unintentional commit.
9140 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9142 * passes.c (execute_one_pass): Fix unintentional commit.
9144 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9146 * df-problems.c (df_set_seen, df_unset_seen): Delete.
9147 (df_rd_local_compute, df_md_local_compute): Inline them.
9149 (df_md_scratch): New.
9150 (df_md_alloc, df_md_free): Allocate/free it.
9151 (df_md_local_compute): Only include live registers in init.
9152 (df_md_transfer_function): Prune the in-set computed by
9153 the confluence function, and the gen-set too.
9155 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9157 PR rtl-optimization/26854
9158 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
9159 * df-problems.c (df_rd_add_problem): Fix comment.
9160 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
9161 df_md_simulate_artificial_defs_at_top,
9162 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
9163 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
9164 df_md_transfer_function, df_md_init, df_md_confluence_0,
9165 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
9166 problem_MD, df_md_add_problem): New.
9167 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
9168 df_md_get_bb_info): New.
9169 (DF_LAST_PROBLEM_PLUS1): Adjust.
9171 * Makefile.in (fwprop.o): Include domwalk.h.
9172 * fwprop.c: Include domwalk.h.
9173 (reg_defs, reg_defs_stack): New.
9174 (bitmap_only_bit_between): Remove.
9175 (process_defs): New.
9176 (process_uses): Use reg_defs and local_md instead of
9177 bitmap_only_bit_between and local_rd.
9178 (single_def_use_enter_block): New, from build_single_def_use_links.
9179 (single_def_use_leave_block): New.
9180 (build_single_def_use_links): Remove code moved to
9181 single_def_use_enter_block, invoke domwalk.
9182 (use_killed_between): Adjust comment.
9184 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9186 * bitmap.h (bitmap_ior_and_into): New.
9187 * bitmap.c (bitmap_ior_and_into): New.
9189 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9191 * domwalk.h (struct dom_walk_data): Remove all callbacks except
9192 before_dom_children_before_stmts and after_dom_children_after_stmts.
9193 Rename the two remaining callbacks to just before_dom_children and
9194 after_dom_children. Remove other GIMPLE statement walking bits.
9195 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
9196 * graphite.c: Do not include domwalk.h.
9197 * tree-into-ssa.c (interesting_blocks): New global.
9198 (struct mark_def_sites_global_data): Remove it and names_to_rename.
9199 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
9200 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
9201 now that they're not domwalk callbacks.
9202 (rewrite_initialize_block): Rename to...
9203 (rewrite_enter_block): ... this, place after called functions. Test
9204 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
9205 (rewrite_finalize_block): Rename to...
9206 (rewrite_leave_block): ... this, place after called functions.
9207 (rewrite_update_init_block): Rename to...
9208 (rewrite_update_enter_block): ... this, place after called functions.
9209 Test interesting_blocks, call rewrite_update_stmt and
9210 rewrite_update_phi_arguments.
9211 (rewrite_update_fini_block): Rename to...
9212 (rewrite_leave_block): ... this, place after called functions.
9213 (rewrite_blocks): Remove last argument, simplify initialization of
9215 (mark_def_sites_initialize_block): Rename to...
9216 (mark_def_sites_block): ... this, call mark_def_sites.
9217 (mark_def_sites_blocks): Remove argument, simplify initialization of
9219 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
9220 (update_ssa): Likewise.
9221 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
9223 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
9224 (dom_opt_initialize_block): Rename to...
9225 (dom_opt_enter_block): ... this, place after called functions. Walk
9226 statements here, inline propagate_to_outgoing_edges.
9227 (dom_opt_finalize_block): Rename to...
9228 (dom_opt_leave_block): ... this, place after called functions.
9229 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
9231 (dse_enter_block, dse_record_phi): New.
9232 (dse_record_phis): Delete.
9233 (dse_finalize_block): Rename to...
9234 (dse_leave_block): ... this.
9235 (tree_ssa_dse): Simplify initialization of walk_data.
9236 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
9237 Adjust initialization of walk_data.
9238 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
9239 * tree-ssa-loop-phiopt.c (get_non_trapping):
9240 Adjust initialization of walk_data.
9241 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
9242 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
9243 it's not a domwalk callback.
9244 (uncprop_initialize_block): Rename to...
9245 (dse_enter_block): ... this, call uncprop_into_successor_phis.
9246 (dse_finalize_block): Rename to...
9247 (dse_leave_block): ... this.
9248 (tree_ssa_uncprop): Simplify initialization of walk_data.
9249 * Makefile.in: Adjust dependencies.
9251 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
9253 * arm.md (casesi): Fix test for Thumb1.
9254 (thumb1_casesi_internal_pic): Likewise.
9255 (thumb1_casesi_dispatch): Likewise.
9257 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
9259 * config/arm/arm-cores.def: Added core cortex-m0.
9260 * config/arm/arm-tune.md: Regenerated.
9261 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
9263 2009-06-26 DJ Delorie <dj@redhat.com>
9265 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
9267 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
9268 the scheduler doesn't tag jump insns.
9270 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
9272 * c-decl.c (merge_decls): Re-indent.
9274 2009-06-26 Janis Johnson <janis187@us.ibm.com>
9277 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
9278 Special-case decimal float constants.
9280 2009-06-26 Richard Henderson <rth@redhat.com>
9282 * function.h (struct function): Add cannot_be_copied_reason,
9283 and cannot_be_copied_set.
9284 * tree-inline.c (has_label_address_in_static_1): Rename from
9285 inline_forbidden_p_2; don't set inline_forbidden_reason here.
9286 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
9287 don't set inline_forbidden_reason.
9288 (copy_forbidden): New function, split out of inline_forbidden_p.
9289 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
9290 (inline_forbidden_p): Use copy_forbidden.
9291 (tree_versionable_function_p): Likewise.
9292 (inlinable_function_p): Merge into tree_inlinable_function_p.
9293 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
9294 * ipa-cp.c (ipcp_versionable_function_p): New function.
9295 (ipcp_cloning_candidate_p): Use it.
9296 (ipcp_node_modifiable_p): Likewise.
9298 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
9300 * builtins.c (expand_builtin_alloca): Handle builtin alloca
9301 that is marked not to be inlined. Remove flag_mudflap use.
9302 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
9303 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
9305 2009-06-26 Steve Ellcey <sje@cup.hp.com>
9308 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
9309 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
9311 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
9313 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
9315 (__mingwthr_remove_key_dtor): Likewise.
9317 2009-06-26 Richard Guenther <rguenther@suse.de>
9319 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
9321 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
9324 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
9325 try the non-cond_exec path also.
9327 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9330 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
9331 (output_cbranch): Use new functions.
9332 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
9335 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
9336 Pat Haugen <pthaugen@us.ibm.com>
9337 Revital Eres <ERES@il.ibm.com>
9339 * config/rs6000/rs6000.c (print_operand): Correct lossage message
9340 for %c error. Add %x support to print VSX registers as a unified
9341 register set, instead of separate float and altivec registers.
9342 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
9343 %y case, and add support for VSX pre-modify addresses.
9344 (output_toc): Add assert for CONST containing an integer constant
9346 (rs6000_adjust_cost): Add POWER7 support.
9347 (insn_must_be_first_in_group): Ditto.
9348 (insn_must_be_last_in_group): Ditto.
9349 (rs6000_emit_popcount): Ditto.
9350 (rs6000_vector_mode_supported_p): Ditto.
9352 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
9353 Change some of the functions called by macros to being called
9354 through a pointer, so debug functions can be inserted if
9355 -mdebug=addr or -mdebug=cost.
9356 (rs6000_preferred_reload_class_ptr): Ditto.
9357 (rs6000_secondary_reload_class_ptr): Ditto.
9358 (rs6000_secondary_memory_needed_ptr): Ditto.
9359 (rs6000_cannot_change_mode_class_ptr): Ditto.
9360 (rs6000_secondary_reload_inner): Ditto.
9361 (rs6000_legitimize_reload_address): Ditto.
9362 (rs6000_legitimize_reload_address_ptr): Ditto.
9363 (rs6000_mode_dependent_address): Ditto.
9364 (rs6000_mode_dependent_address_ptr): Ditto.
9366 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
9367 function to return true if the mode allows reg + integer
9369 (virtual_stack_registers_memory_p): New function to return true if
9370 the address refers to a virtual stack register.
9371 (rs6000_legitimate_offset_address_p): Move code to say whether a
9372 mode supports reg+int addressing to reg_offset_addressing_ok_p and
9374 (rs6000_legitimate_address_p): Add checks for modes that only can
9375 do reg+reg addressing. Start adding VSX support.
9376 (rs6000_legitimize_reload_address): Ditto.
9377 (rs6000_legitimize_address): Ditto.
9378 (rs6000_debug_legitimate_address_p): New debug functions for
9379 -mdebug=addr and -mdebug=cost.
9380 (rs6000_debug_rtx_costs): Ditto.
9381 (rs6000_debug_address_costs): Ditto.
9382 (rs6000_debug_adjust_cost): Ditto.
9383 (rs6000_debug_legitimize_address): Ditto.
9384 (rs6000_legitimize_reload_address_ptr): Point to call normal
9385 function or debug function. Make functions called via pointer
9387 (rs6000_mode_dependent_address_ptr): Ditto.
9388 (rs6000_secondary_reload_class_ptr): Ditto.
9389 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
9390 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
9391 into a friendlier error.
9392 (rs6000_init_builtins): Add initial VSX support.
9393 (rs6000_adjust_cost): Fix some spacing issues.
9395 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
9396 (REG_CLASS_NAMES): Ditto.
9397 (REG_CLASS_CONTENTS): Ditto.
9398 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
9399 pointer, to add -mdebug=addr support.
9400 (CANNOT_CHANGE_MODE_CLASS): Ditto.
9401 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
9402 -mdebug=addr support.
9403 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
9404 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
9405 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
9407 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
9409 (bswapsi*): Set attribute types for load/store. Add combiner
9410 patterns to eliminate zero extend on 64-bit.
9411 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
9412 stdbrx if the hardware supports those instructions.
9414 2009-06-25 Ian Lance Taylor <iant@google.com>
9416 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
9417 (Link Options): Document -static-libstdc++.
9419 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9422 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
9423 DATA_ALIGNMENT instead.
9425 2009-06-25 Richard Guenther <rguenther@suse.de>
9427 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
9428 indirect references against the callused/escaped solutions.
9429 (call_may_clobber_ref_p_1): Likewise.
9431 2009-06-25 Martin Jambor <mjambor@suse.cz>
9433 PR tree-optimization/40493
9434 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
9435 (enum unscalarized_data_handling): New type.
9436 (handle_unscalarized_data_in_subtree): Return what has been done.
9437 (load_assign_lhs_subreplacements): Handle left flushes differently.
9438 (sra_modify_assign): Use unscalarized_data_handling, simplified
9439 condition determining whether to remove the statement.
9441 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
9443 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
9444 excerpt - @ should be doubled for texinfo.
9446 2009-06-24 Ian Lance Taylor <iant@google.com>
9448 * config/arc/arc.c: Include "df.h".
9449 (arc_attribute_table): Make static. Move higher in file.
9450 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
9451 (output_shift): Initialize n later to avoid warning.
9452 * config/arm/arm.c (arm_attribute_table): Make static. Move
9454 * config/avr/avr.c (avr_attribute_table): Make static. Move
9456 (reg_class_tab): Change array type from int to enum reg_class.
9457 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
9459 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
9460 (lshrhi3_out): Likewise.
9461 (class_likely_spilled_p): Change return type to bool.
9462 (avr_rtx_costs): Use local code variable with enum type.
9463 * config/avr/avr.md (movmemhi): Use add_reg_note.
9464 (andhi3, andsi3): Don't use AS2 with "and".
9465 (iorhi3, iorsi3): Don't use AS2 with "or".
9466 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
9467 * config/crx/crx.c: Include "df.h".
9468 (crx_attribute_table): Make static.
9469 * config/m32r/m32r.c: Include "df.h".
9470 (m32r_attribute_table): Make static. Move higher in file.
9471 (pop): Use add_reg_note.
9472 (block_move_call): Change 0 to LCT_NORMAL in function call.
9473 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
9474 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
9475 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
9476 declare, not just when TREE_CODE is defined.
9477 * config/m68hc11/m68hc11.c: Include "expr.h".
9478 (m68hc11_attribute_table): Make static. Move higher in file.
9479 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
9481 (m68hc11_register_indirect_p): Likewise.
9482 (m68hc11_function_arg_padding): Change return type to enum
9484 (emit_move_after_reload): Use add_reg_note.
9485 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
9486 (m68hc11_split_logical): Likewise.
9487 (m68hc11_rtx_costs): Add local code_and outer_code variables with
9489 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
9490 to VOIDmode in function call.
9491 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
9493 (m68hc11_split_logical): Update declaration.
9494 (m68hc11_function_arg_padding): Update declaration.
9495 * config/mcore/mcore.c (regno_reg_class): Change form array of int
9496 to array of enum reg_class.
9497 (mcore_attribute_table): Make static. Move higher in file.
9498 (mcore_rtx_costs): Add cast to enum type.
9499 * config/mcore/mcore.h (regno_reg_class): Update declaration.
9500 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
9501 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
9503 * config/sh/predicates.md (trapping_target_operand): Rename and to
9505 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
9507 * config/spu/spu.c (spu_attribute_table): Make static. Move
9509 * config/v850/v850.c (v850_attribute_table): Make static. Move
9511 (v850_rtx_costs): Use local code with enum type.
9512 (expand_epilogue): Add cast.
9513 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
9515 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
9518 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
9519 -m2a-single-only and -m2a-nofpu.
9520 * config/sh/sh.opt: Document m2a generates FPU code.
9522 2009-06-24 Anatoly Sokolov <aesok@post.ru>
9524 * defaults.h (CAN_ELIMINATE): Provide default.
9525 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9526 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
9527 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
9528 * config/spu/spu.h (CAN_ELIMINATE): Delete.
9529 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
9530 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
9531 * config/cris/cris.h (CAN_ELIMINATE): Delete.
9532 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
9533 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
9534 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
9536 2009-06-24 DJ Delorie <dj@redhat.com>
9538 * mep-ext-cop.cpu: Fix copyright notice.
9539 * mep-default: Fix copyright notice.
9540 * mep-core: Fix copyright notice.
9541 * mep: Fix copyright notice.
9542 * mep-ivc2: Fix copyright notice.
9543 * mep-c5: Fix copyright notice.
9545 2009-06-24 Denis Chertykov <chertykov@gmail.com>
9547 * doc/contrib.texi (Contributors):
9549 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
9552 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
9553 src and dst operands if necessary.
9555 2009-06-23 DJ Delorie <dj@redhat.com>
9558 * config.gcc: Add mep support.
9559 * recog.c: Resurrect validate_replace_rtx_subexp().
9560 * recog.h: Likewise.
9561 * config/mep/: Add new port:
9562 * config/mep/constraints.md: New file.
9563 * config/mep/default.h: New file.
9564 * config/mep/intrinsics.h: New file.
9565 * config/mep/intrinsics.md: New file.
9566 * config/mep/ivc2-template.h: New file.
9567 * config/mep/mep-c5.cpu: New file.
9568 * config/mep/mep-core.cpu: New file.
9569 * config/mep/mep-default.cpu: New file.
9570 * config/mep/mep-ext-cop.cpu: New file.
9571 * config/mep/mep-intrin.h: New file.
9572 * config/mep/mep-ivc2.cpu: New file.
9573 * config/mep/mep-lib1.asm: New file.
9574 * config/mep/mep-lib2.c: New file.
9575 * config/mep/mep-pragma.c: New file.
9576 * config/mep/mep-protos.h: New file.
9577 * config/mep/mep-tramp.c: New file.
9578 * config/mep/mep.c: New file.
9579 * config/mep/mep.cpu: New file.
9580 * config/mep/mep.h: New file.
9581 * config/mep/mep.md: New file.
9582 * config/mep/mep.opt: New file.
9583 * config/mep/predicates.md: New file.
9584 * config/mep/t-mep: New file.
9586 2009-06-23 Ian Lance Taylor <iant@google.com>
9588 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
9589 from loose_warn into c_loose_warn and from strict_warn into
9590 c_strict_warn. Set and substitute warn_cxxflags. Check for
9591 --enable-build-with-cxx. Set and substitute
9592 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
9593 * Makefile.in (CXXFLAGS): New variable.
9594 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
9595 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
9596 the default is the same as $(STRICT_WARN).
9597 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
9598 (CXX): New variable.
9599 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
9600 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
9601 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
9602 (HOST_LIBS): New variable.
9603 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
9604 (ALL_CXXFLAGS): New variable.
9605 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
9606 * doc/install.texi (Configuration): Document
9607 --enable-build-with-cxx, --with-stage1-ldflags,
9608 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
9609 * configure: Rebuild.
9611 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9613 * config/arm/arm.c (arm_override_options): Fix braces and formatting
9614 from previous commit.
9616 2009-06-23 Ian Lance Taylor <iant@google.com>
9618 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
9620 2009-06-23 Ian Lance Taylor <iant@google.com>
9622 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
9623 with ATTRIBUTE_UNUSED.
9625 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9626 Pat Haugen <pthaugen@us.ibm.com>
9627 Revital Eres <eres@il.ibm.com>
9629 * config.in (HAVE_AS_POPCNTD): Add default definition.
9630 (HAVE_AS_LWSYNC): Ditto.
9632 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
9634 (gcc_cv_as_powerpc_cmpb): Ditto.
9635 (gcc_cv_as_powerpc_dfp): Ditto.
9636 (gcc_cv_as_powerpc_vsx): Ditto.
9637 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
9638 supporting the popcntd/lwsync instructions.
9639 (gcc_cv_as_powerpc_lwsync): Ditto.
9640 * configure: Regenerate.
9642 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
9643 -mcpu=native and -mcpu=power7.
9644 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
9646 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
9647 a variable instead of a mask to reduce the number of mask bits.
9648 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
9649 (-mbit-word): Ditto.
9650 (-mregnames): Ditto.
9651 * config/rs6000/rs6000.opt (-mupdate): Ditto.
9652 (-mfused-madd): Ditto.
9654 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
9656 (-mvsx): New switch for VSX instructions.
9657 (-misel): Move from a variable to a mask to allow it to be set by
9660 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
9661 function declaration to an array declaration.
9662 (rs6000_hard_regno_nregs): New external array declaration.
9664 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
9665 files included by rs6000.md.
9667 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
9668 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
9670 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
9672 (rs6000_debug_reg): New -mdebug= variables.
9673 (rs6000_debug_addr): Ditto.
9674 (rs6000_debug_cost): Ditto.
9675 (rs6000_pmode): New variable to hold Pmode.
9676 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
9677 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
9678 calculated at compiler start.
9679 (rs6000_hard_regno_nregs): Change function to an array which holds
9680 HARD_REGNO_NREGS calculated at compiler start.
9681 (rs6000_explicit_options): Delete isel field.
9682 (rs6000_vector_unit): New array to hold which vector unit
9683 supports arithmetic options for a given type.
9684 (rs6000_vector_mem): New array to hold which vector unit supports
9685 memory reference operations for a given type.
9686 (rs6000_vector_align): New array to given the alignment of each
9688 (power7_cost): New basic costs for power7.
9689 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
9690 (rs6000_hard_regno_nregs_internal): New function, moved from
9691 HARD_REGNO_NREGS, to calculate the number of registers each hard
9692 register takes for each type.
9693 (rs6000_debug_reg_print): New function for -mdebug=reg support.
9694 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
9695 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
9696 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
9697 unit information here so it is calculated once at compiler startup
9699 (rs6000_override_options): Make -misel a target mask. Add more
9700 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
9701 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
9703 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
9704 (rs6000_handle_option): Move -misel from variable to target mask.
9705 (rs6000_builtin_mask_for_load): Add VSX support.
9706 (rs6000_conditional_register_usage): Ditto.
9707 (USE_ALTIVEC_FOR_ARG_P): Ditto.
9708 (function_arg_boundary): Ditto.
9709 (rs6000_expand_builtin): Ditto.
9710 (def_builtin): Make abort message a little friendlier.
9711 (rs6000_emit_int_cmove): Add support for 64-bit isel.
9713 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
9714 assembler support the popcntd instruction instead of a vsx
9715 instruction to enable power7 support.
9716 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
9717 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
9718 option to the assembler if -mcpu=native.
9719 (ASM_CPU_NATIVE_SPEC): Ditto.
9720 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
9722 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
9723 the lwsync instruction.
9724 (enum processor_type): Add PROCESSOR_POWER7.
9725 (rs6000_debug_reg): New -mdebug= options.
9726 (rs6000_debug_addr): Ditto.
9727 (rs6000_debug_cost): Ditto.
9728 (rs6000_isel): Delete.
9729 (enum rs6000_vector): New enum to say what vector unit we have.
9730 (VECTOR_UNIT_*): New macros to say which vector unit has
9731 arithmetic operations for a given type.
9732 (VECTOR_MEM_*): New macros to say which vector unit has memory
9733 operations for a given type.
9734 (TARGET_LDBRX): Whether the machine supports the ldbrx
9736 (TARGET_ISEL): Delete, -misel moved to be a mask.
9737 (TARGET_ISEL64): New macro for 64-bit isel support.
9738 (UNITS_PER_VSX_WORD): New macro.
9739 (POINTER_SIZE): Move to be an external variable, rather than
9740 calculating whether we are generating 32 ot 64-bit code.
9742 (STACK_BOUNDARY): Add VSX support.
9743 (LOCAL_ALIGNMENT): Ditto.
9744 (SLOW_UNALIGNED_ACCESS): Ditto.
9745 (VSX_REGNO_P): New macro for VSX support.
9746 (VFLOAT_REGNO_P): Ditto.
9747 (VINT_REGNO_P): Ditto.
9748 (VLOGICAL_REGNO_P): Ditto.
9749 (VSX_VECTOR_MODE): Ditto.
9750 (VSX_SCALAR_MODE): Ditto.
9752 (VSX_MOVE_MODE): Ditto.
9753 (VSX_REG_CLASS_P): Ditto.
9754 (HARD_REGNO_NREGS): Instead of calling a function, use an array
9756 (UNITS_PER_SIMD_WORD): Add VSX support.
9757 (MODES_TIEABLE_P): Ditto.
9758 (STARTING_FRAME_OFFSET): Ditto.
9759 (STACK_DYNAMIC_OFFSET): Ditto.
9760 (EPILOGUE_USES): Ditto.
9761 (REGNO_REG_CLASS): Move to array lookup.
9762 (CLASS_MAX_NREGS): Ditto.
9763 (rs6000_vector_reg_class): Add declaration.
9764 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
9765 overlap with the floating point and Altivec registers.
9767 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
9769 * config/rs6000/driver-rs6000.c (asm_names): New static array to
9770 give the appropriate asm switches if -mcpu=native.
9771 (host_detect_local_cpu): Add support for "asm".
9772 (host_detect_local_cpu): Follow GNU code guidelines for name.
9774 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
9775 -mbit-word to a variable instead of being a target mask.
9777 * config/rs6000/sync.md (lwsync): If the assembler supports it,
9778 emit the lwsync instruction instead of emitting the instruction as
9779 an integer constant.
9781 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
9782 fixuns_trundfsi2, move expander into rs6000.md.
9784 * config/rs6000/rs6000.md (cpu): Add power7.
9785 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
9786 (logical predicate patterns): Change the single instruction
9787 primitives that set CR0 to be fast_compare instead of compare.
9789 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
9790 (popcntddi2): Ditto.
9791 (popcount<mode>): Ditto.
9792 (floating multiply/add insns): Name the floating point
9794 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
9795 (isel_unsigned_<mode>): Ditto.
9796 (fixuns_trundfsi2): Move expander here from spe.md.
9797 (smindi3): Define if we have -misel on 64-bit systems.
9802 2009-06-23 Anatoly Sokolov <aesok@post.ru>
9804 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
9806 * config/avr/avr.c (avr_current_device): New variable.
9807 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
9808 (avr_arch, mcu_type_s): Move to avr.h.
9809 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
9810 default_data_section_start fields.
9811 (avr_arch): Moved from avr.c.
9812 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
9813 library_name fields.
9814 (avr_current_device, avr_mcu_types, avr_arch_types,
9815 avr_device_to_arch, avr_device_to_data_start,
9816 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
9817 (EXTRA_SPEC_FUNCTIONS): Define.
9818 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
9819 options mapping. Use device_to_arch and device_to_data_start insted.
9820 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
9821 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
9822 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
9823 * config/avr/driver-avr.c: New file.
9824 * config/avr/avr-devices.c: New file.
9826 2009-06-23 Jakub Jelinek <jakub@redhat.com>
9828 * var-tracking.c (unshare_variable): Force initialized to
9829 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
9830 (set_variable_part): Likewise.
9831 (struct variable_union_info): Remove pos_src field.
9832 (vui_vec, vui_allocated): New variables.
9833 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
9834 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
9835 == 1 use a simpler sorting algorithm. Compute pos field right
9836 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
9837 Avoid quadratic comparison if !flag_var_tracking_uninit.
9838 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
9839 unshare_variable unconditionally.
9840 (dataflow_set_different_2): Removed.
9841 (dataflow_set_different): Don't traverse second hash table.
9842 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
9843 unconditionally to var_reg_set or var_mem_set.
9844 (emit_notes_in_bb): Likewise.
9845 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
9847 (emit_note_insn_var_location): Don't set initialized to
9848 VAR_INIT_STATUS_INITIALIZED early.
9849 (vt_finalize): Free vui_vec if needed, clear vui_vec and
9851 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
9853 * tree-object-size.c (addr_object_size): Instead of checking
9854 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
9855 are no FIELD_DECLs following it.
9857 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9859 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
9860 order to match bswaps with signed source operands.
9862 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9864 * sdbout.c (sdbout_one_type): Fix braces in switch.
9866 2009-06-23 Richard Guenther <rguenther@suse.de>
9868 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9870 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9871 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9872 var_callused, callused_tree, var_storedanything, storedanything_tree,
9873 var_integer, integer_tree): Remove global variables.
9874 (new_var_info): Do not pass new id, append the new var to the
9875 global variable vector.
9876 (do_ds_constraint): Use is_global_var member of the variable-info.
9877 (new_scalar_tmp_constraint_exp): Adjust.
9878 (create_function_info_for): Likewise.
9879 (create_variable_info_for): Likewise.
9880 (find_what_var_points_to): Remove dead code.
9881 (init_base_vars): Simplify.
9882 (compute_points_to_sets): Adjust.
9884 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9886 * combine.c (try_combine): Dump information about the insns we're
9889 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9891 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9892 check when calling force_to_mode on TRUNCATE's operand.
9894 2009-06-22 Ian Lance Taylor <iant@google.com>
9896 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9898 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9900 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9902 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9904 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9905 override library linkage flags such as -static-libgcc or
9908 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9910 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9912 2009-06-22 Ian Lance Taylor <iant@google.com>
9914 * config/linux.opt: Put mglibc ahead of muclibc.
9916 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9917 for duplicate decls.
9919 2009-06-22 Matthias Klose <doko@ubuntu.com>
9921 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9923 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9926 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9927 instead of NULL if a parser error occurs.
9929 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9931 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9932 non-DWARF2_DEBUGGING_INFO version.
9934 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9936 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9937 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9939 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9940 (LIBGCC2_TF_CEXT): Define.
9943 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9946 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
9948 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9950 * config/arm/arm.c (arm_override_options): Disable
9951 -mcaller-super-interworking and -mcallee-super-interworking.
9952 * doc/invoke.texi (ARM Options): Document this.
9954 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
9956 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
9957 * config/arm/constraints.md (j): New constraint for movw operands.
9958 (N): Remove thumb2 meaning.
9959 * config/arm/arm.md (*arm_movw): Delete.
9960 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
9961 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
9962 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
9964 2009-06-22 Martin Jambor <mjambor@suse.cz>
9966 PR tree-optimization/40492
9967 * tree-sra.c (sra_modify_assign): Pass zero offsets to
9968 build_ref_for_offset.
9970 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
9972 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
9973 JUMP_TABLE_DATA_P predicates where applicable.
9974 * auto-inc-dec.c: Ditto.
9975 * builtins.c: Ditto.
9976 * caller-save.c: Ditto.
9978 * cfgcleanup.c: Ditto.
9979 * cfglayout.c: Ditto.
9982 * combine-stack-adj.c: Ditto.
9988 * dwarf2asm.c: Ditto.
9989 * dwarf2out.c: Ditto.
9990 * emit-rtl.c: Ditto.
9996 * function.c: Ditto.
9999 * genpreds.c: Ditto.
10000 * genrecog.c: Ditto.
10002 * ira-costs.c: Ditto.
10003 * ira-lives.c: Ditto.
10005 * loop-iv.c: Ditto.
10006 * lower-subreg.c: Ditto.
10007 * modulo-sched.c: Ditto.
10009 * postreload.c: Ditto.
10010 * print-rtl.c: Ditto.
10012 * reginfo.c: Ditto.
10013 * regmove.c: Ditto.
10014 * reload1.c: Ditto.
10017 * rtlanal.c: Ditto.
10019 * sched-vis.c: Ditto.
10021 * sel-sched-ir.c: Ditto.
10022 * simplify-rtx.c: Ditto.
10023 * targhooks.c: Ditto.
10024 * var-tracking.c: Ditto.
10025 * vmsdbgout.c: Ditto.
10027 2009-06-22 Matthias Klose <doko@ubuntu.com>
10029 * Makefile.in (install-plugin): Always use DESTDIR.
10031 2009-06-22 Olivier Hainque <hainque@adacore.com>
10033 * config/pa/pa.c (output_call): Don't optimize post call jumps
10034 into return address adjustments if the call may throw.
10036 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
10038 * arm.c (thumb1_output_casesi): New function.
10039 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
10040 optimizing for size or PIC.
10041 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
10042 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
10043 (casesi): Handle Thumb-1 when optimizing for size or PIC.
10044 (thumb1_casesi_internal_pic): New expand rule.
10045 (thumb1_casesi_dispatch): New pattern.
10046 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
10048 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
10049 in the text seciton when PIC or optimizing for size.
10050 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
10051 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
10052 preservation properties of code.
10053 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
10054 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
10055 (__gnu_thumb1_case_si): New function.
10056 * t-arm (LIB1ASMSRC): Define here.
10057 (LIB1ASMFUNCS): Add some common functions.
10058 * t-arm-elf (LIB1ASMSRC): Delete.
10059 (LIB1ASMFUNCS): Append to existing set.
10060 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10061 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10062 * t-symbian (LIB1ASMFUNCS): Likewise.
10063 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10064 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10066 2009-06-21 Richard Guenther <rguenther@suse.de>
10068 PR tree-optimization/38729
10069 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
10070 to loops with a single exit if -fno-expensive-optimizations.
10072 2009-06-21 Jakub Jelinek <jakub@redhat.com>
10074 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
10075 (dataflow_set): Change vars type from htab_t to shared_hash.
10076 (shared_hash_pool, empty_shared_hash): New variables.
10077 (vars_clear): Removed.
10078 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
10079 shared_hash_find_slot_unshare, shared_hash_find_slot,
10080 shared_hash_find_slot_noinsert, shared_hash_find): New
10082 (shared_hash_unshare, shared_hash_destroy): New functions.
10083 (unshare_variable): Unshare set->vars if shared, use
10085 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
10086 (get_init_value, find_src_set_src, dump_dataflow_set,
10087 clobber_variable_part, emit_notes_for_differences): Use
10089 (dataflow_set_init): Remove second argument, set vars to
10090 empty_shared_hash instead of creating a new htab.
10091 (dataflow_set_clear): Call shared_hash_destroy and set vars
10092 to empty_shared_hash instead of calling vars_clear.
10093 (dataflow_set_copy): Don't call vars_copy, instead just share
10094 the src htab with dst.
10095 (variable_union): Use shared_hash_*, use initially NO_INSERT
10096 lookup if set->vars is shared. Don't keep slot cleared before
10097 calling unshare_variable. Unshare set->vars if needed.
10098 Even ->refcount == 1 vars must be unshared if set->vars is shared
10099 and var needs to be modified.
10100 (variable_canonicalize): New function.
10101 (dataflow_set_union): If dst->vars is empty, just share src->vars
10102 with dst->vars and traverse with variable_canonicalize to canonicalize
10103 and unshare what is needed.
10104 (dataflow_set_different): If old_set and new_set use the same shared
10105 htab, they aren't different. If number of htab elements is different,
10106 htabs are different. Use shared_hash_*.
10107 (dataflow_set_destroy): Call shared_hash_destroy instead of
10109 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
10110 second argument to dataflow_set_init.
10111 (vt_initialize): Likewise. Initialize shared_hash_pool and
10112 empty_shared_hash, move bb in/out initialization afterwards.
10113 Use variable_htab_free instead of NULL as changed_variables del hook.
10114 (variable_was_changed): Change type of second argument to pointer to
10115 dataflow_set. When inserting var into changed_variables, bump
10116 refcount. Unshare set->vars if set is shared htab and slot needs to
10118 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
10119 lookup if set->vars is shared. Unshare set->vars if needed.
10120 Even ->refcount == 1 vars must be unshared if set->vars is shared
10121 and var needs to be modified. Adjust variable_was_changed caller.
10122 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
10123 vars must be unshared if set->vars is shared and var needs to be
10124 modified. Adjust variable_was_changed caller.
10125 (emit_note_insn_var_location): Don't pool_free var.
10126 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
10128 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
10129 free_alloc_pool on shared_hash_pool.
10131 2009-06-20 Anthony Green <green@moxielogic.com>
10133 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
10134 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
10136 2009-06-20 Richard Guenther <rguenther@suse.de>
10138 * tree-ssa-structalias.c (find_func_aliases): For memset use
10139 a constraint from NULL if we memset to zero.
10140 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
10141 we explicitly handle that do not read from memory.
10142 (call_may_clobber_ref_p_1): Properly handle builtins that may
10145 2009-06-20 Richard Guenther <rguenther@suse.de>
10147 PR tree-optimization/40495
10148 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
10149 (new_scalar_tmp_constraint_exp): New function.
10150 (process_constraint): Do not create temporary decls.
10151 (process_all_all_constraints): Likewise.
10152 (handle_const_call): Likewise.
10153 (create_function_info_for): Do not set decl.
10155 2009-06-19 Ian Lance Taylor <iant@google.com>
10157 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
10158 (rs6000_attribute_table): Make static; move before use.
10160 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
10162 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
10163 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
10164 Propagate the TREE_READONLY flag without overwriting it.
10165 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
10166 Propagate the TREE_READONLY flag onto the result.
10167 (process_call_operands): Move around. Use correct constant value.
10169 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10172 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
10173 * config/arm/arm.md: Likewise.
10175 2009-06-19 Ian Lance Taylor <iant@google.com>
10177 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
10178 to GIMPLE_ERROR_MARK.
10180 * c-typeck.c (build_conditional_expr): Add op1_original_type and
10181 op2_original_type parameters. Warn about using different enum types.
10182 * c-parser.c (c_parser_conditional_expression): Pass original
10183 types to build_conditional_expr.
10184 * c-tree.h (build_conditional_expr): Update declaration.
10186 2009-06-19 Ian Lance Taylor <iant@google.com>
10188 * config/i386/i386.c (ix86_function_specific_save): Test that
10189 fields match values, rather than testing the values are in a
10192 2009-06-19 Richard Guenther <rguenther@suse.de>
10194 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
10195 ADDR_EXPR pointers.
10196 (ptr_derefs_may_alias_p): Likewise.
10197 (ptr_deref_may_alias_ref_p_1): New function.
10198 (ptr_deref_may_alias_ref_p): Likewise.
10199 (ref_maybe_used_by_call_p_1): Handle builtins that are not
10200 covered by looking at the ESCAPED solution.
10201 (call_may_clobber_ref_p_1): Likewise.
10202 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
10203 Handle NULL_TREE offset. Do not produce redundant constraints.
10204 (process_all_all_constraints): New helper function.
10205 (do_structure_copy): Use it.
10206 (handle_lhs_call): Likewise.
10207 (find_func_aliases): Handle some builtins with pointer arguments
10208 and/or return values explicitly.
10210 2009-06-19 Ian Lance Taylor <iant@google.com>
10212 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
10214 2009-06-19 Ian Lance Taylor <iant@google.com>
10216 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
10218 2009-06-19 Ian Lance Taylor <iant@google.com>
10220 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
10221 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
10224 * c-decl.c (finish_decl): If -Wc++-compat, warn about
10225 uninitialized const.
10227 2009-06-19 Ian Lance Taylor <iant@google.com>
10229 * dse.c (struct store_info): Rename bitmap field to bmap. Change
10232 * c-decl.c (in_struct, struct_types): Remove.
10233 (struct c_binding): Add in_struct field.
10234 (c_binding_ptr): Define type, along with VEC.
10235 (struct c_struct_parse_info): Define.
10236 (struct_parse_info): New static variable.
10237 (bind): Initialize in_struct field.
10238 (start_struct): Remove enclosing_in_struct and
10239 enclosing_struct_types parameters. Add
10240 enclosing_struct_parse_info parameter. Change all callers. Set
10241 struct_parse_info rather than in_struct and struct_types.
10242 (grokfield): If -Wc++-compat and there is a symbol binding for the
10243 field name, set the in_struct flag and push it on the
10244 struct_parse_info->fields vector.
10245 (warn_cxx_compat_finish_struct): New static function.
10246 (finish_struct): Remove enclosing_in_struct and
10247 enclosing_struct_types parameters. Add
10248 enclosing_struct_parse_info parameter. Change all callers. Don't
10249 set C_TYPE_DEFINED_IN_STRUCT here. Call
10250 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
10251 parameter. Only push on struct_types if warn_cxx_compat.
10252 (finish_enum): Only push on struct_types if warn_cxx_compat.
10253 (declspecs_add_type): Add loc parameter. Change all callers.
10254 Change all error calls to error_at. Pass loc, not input_location,
10255 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
10256 defined in a struct. If -Wc++-compat and parsing a struct, record
10257 that a typedef name was used.
10258 * c-parser.c (c_parser_declspecs): Get location to pass to
10259 declspecs_add_type.
10260 (c_parser_struct_or_union_specifier): Update calls to start_struct
10262 * c-tree.h (struct c_struct_parse_info): Declare.
10263 (finish_struct, start_struct): Update declarations.
10264 (declspecs_add_type): Update declaration.
10266 2009-06-19 Ian Lance Taylor <iant@google.com>
10268 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
10269 variable with an anonymous type.
10271 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10273 * see.c: Remove for real.
10275 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10277 * optabs.h (enum optab_index): Add new OTI_significand.
10278 (significand_optab): Define corresponding macro.
10279 * optabs.c (init_optabs): Initialize significand_optab.
10280 * genopinit.c (optabs): Implement significand_optab using
10281 significand?f2 patterns.
10282 * builtins.c (expand_builtin_mathfn): Handle
10283 BUILT_IN_SIGNIFICAND{,F,L}.
10284 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
10285 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
10287 * config/i386/i386.md (significandxf2, significand<mode>2): New
10288 expanders to implement significandf, significand and significandl
10289 built-ins as inline x87 intrinsics.
10291 2009-06-18 Anatoly Sokolov <aesok@post.ru>
10293 * config/avr/avr.c (avr_override_options): Remove setting value of
10294 PARAM_INLINE_CALL_COST.
10296 2009-06-18 Richard Henderson <rth@redhat.com>
10299 * tree-pass.h (TDF_ASMNAME): New.
10300 * tree-dump.c (dump_options): Add asmname.
10301 * doc/invoke.texi: Document it.
10303 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
10304 (dump_decl_name): ...here.
10305 (dump_function_name): New flags arg; mind TDF_ASMNAME.
10306 (dump_generic_node): Update dump_function_name calls.
10307 (print_call_name): New flags arg; update all dump calls.
10308 * diagnostic.h (print_call_name): Update.
10309 * gimple-pretty-print.c (dump_gimple_call): Update.
10311 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
10314 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
10316 2009-06-18 Diego Novillo <dnovillo@google.com>
10318 * doc/plugins.texi: Document plugin_is_GPL_compatible.
10319 * plugin.c (str_license): Declare.
10320 (try_init_one_plugin): Assert that the symbol
10321 'plugin_is_GPL_compatible' exists.
10323 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
10326 * Makefile.in (OBJS-common): Remove see.o.
10328 * common.opt (fsee): Mark as preserved for backward compatibility.
10329 * opts.c (common_handle_option): Add OPT_fsee to the backward
10330 compatibility section.
10331 * passes.c (init_optimization_passes, pass_see): Remove pass.
10332 * timevar.def (TV_SEE): Remove.
10333 * tree-pass.h (pass_see): Remove declaration.
10334 * doc/invoke.texi (-fsee): Remove documentation.
10336 2009-06-18 Martin Jambor <mjambor@suse.cz>
10338 * tree-sra.c: Include statistics.h
10339 (sra_stats): New variable.
10340 (sra_initialize): Clear sra_stats.
10341 (create_access_replacement): Increment sra_stats.replacements.
10342 (get_access_replacement): Do not return twice.
10343 (analyze_all_variable_accesses): Increment statistics counter by the
10344 number of scalarized aggregates.
10345 (generate_subtree_copies): Increment sra_stats.subtree_copies.
10346 (sra_modify_expr): Increment sra_stats.exprs.
10347 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
10348 (sra_modify_assign): Increment sra_stats.exprs,
10349 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
10350 (perform_intra_sra): Update statistics counters.
10351 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
10353 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10355 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
10356 (arm_scalar_mode_supported_p): New function.
10358 2009-06-18 Paul Brook <paul@codesourcery.com>
10359 Sandra Loosemore <sandra@codesourcery.com>
10361 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
10362 (__extendhfsf2, __truncsfhf2): Define.
10363 * config/arm/fp16.c: New file.
10364 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10365 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10367 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10369 * doc/extend.texi (Half-Precision): New section.
10370 * doc/invoke.texi (Option Summary): List -mfp16-format.
10371 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
10372 * config/arm/arm.opt (mfp16-format=): New.
10373 * config/arm/arm.c: Include intl.h.
10374 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
10375 (TARGET_INVALID_RETURN_TYPE): Redefine.
10376 (TARGET_PROMOTED_TYPE): Redefine.
10377 (TARGET_CONVERT_TO_TYPE): Redefine.
10378 (arm_fp16_format): Define.
10379 (all_fpus): Add entry for neon-fp16.
10380 (fp_model_for_fpu): Likewise.
10381 (struct fp16_format): Declare.
10382 (all_fp16_formats): Define.
10383 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
10385 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
10387 (arm_legitimate_index_p): Treat HFmode like HImode.
10388 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
10389 (coproc_secondary_reload_class): Special-case HFmode.
10390 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
10391 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
10392 (arm_init_fp16_builtins): New.
10393 (arm_init_builtins): Call it.
10394 (arm_invalid_parameter_type): New.
10395 (arm_invalid_return_type): New.
10396 (arm_promoted_type): New.
10397 (arm_convert_to_type).
10398 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
10400 (arm_emit_fp16_const): New function.
10401 (arm_mangle_type): Mangle __fp16 as "Dh".
10402 * config/arm/arm.h (TARGET_VFPD32): Make it know about
10404 (TARGET_NEON_FP16): New.
10405 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
10406 (enum fputype): Add FPUTYPE_NEON_FP16.
10407 (enum arm_fp16_format_type): Declare.
10408 (arm_fp16_format): Declare.
10409 (LARGEST_EXPONENT_IS_NORMAL): Define.
10410 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
10411 * config/arm/arm-modes.def (HFmode): Define.
10412 * config/arm/vfp.md: (*movhf_vfp): New.
10413 (extendhfsf2): New.
10415 * config/arm/arm.md: (fpu): Add neon_fp16.
10416 (floatsihf2, floatdihf2): New.
10417 (fix_trunchfsi2, fix_trunchfdi2): New.
10419 (extendhfdf2): New.
10421 (*arm32_movhf): New.
10422 (*thumb1_movhf): New.
10423 (consttable_2): Add check for HFmode constants.
10424 (consttable_4): Handle HFmode constants.
10426 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
10428 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
10430 2009-06-17 Olivier Hainque <hainque@adacore.com>
10432 * collect2.c (main): Use CONST_CAST2 to perform char ** to
10433 const char ** conversion in AIX specific section.
10435 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
10437 * config/i386/i386.c (ix86_special_builtin_type): Remove
10438 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
10439 (bdesc_special_args): Updated.
10440 (ix86_init_mmx_sse_builtins): Likewise.
10441 (ix86_expand_special_args_builtin): Likewise.
10443 2009-06-17 Richard Henderson <rth@redhat.com>
10445 * tree-pretty-print.c (maybe_dump_asm_name): New.
10446 (dump_decl_name): Use it.
10447 (PRINT_FUNCTION_NAME): Merge into...
10448 (dump_function_name): ... here. Use maybe_dump_asm_name.
10450 2009-06-17 Cary Coutant <ccoutant@google.com>
10452 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
10454 * debug.c (struct gcc_debug_hooks): Change placeholder for
10456 (debug_nothing_int_charstar_int): Replaced by...
10457 (debug_nothing_int_charstar_int_bool): ...this.
10458 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
10459 source_line prototype.
10460 (debug_nothing_int_charstar_int): Replaced by...
10461 (debug_nothing_int_charstar_int_bool): ...this.
10462 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
10463 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
10464 Output is_stmt operand when necessary.
10465 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
10466 (notice_source_line): Add is_stmt parameter.
10467 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
10468 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
10470 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
10471 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
10473 2009-06-17 Ian Lance Taylor <iant@google.com>
10475 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
10477 (struct store_by_pieces_d): Rename from store_by_pieces. Change
10480 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
10482 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
10483 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
10484 tree_strip_sign_nop_conversions and
10485 tree_ssa_strip_useless_type_conversions rather than stripping
10486 the operations here.
10487 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
10489 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
10490 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
10491 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
10492 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
10495 2009-06-17 Michael Eager <eager@eagercon.com>
10497 * config/rs6000/constraints.md (register_constraint "d"): New.
10498 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
10499 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
10500 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
10501 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
10502 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
10503 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
10504 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
10505 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
10506 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
10507 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
10509 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
10510 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
10511 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
10512 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
10513 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
10514 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
10515 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
10516 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
10517 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
10518 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
10519 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
10520 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
10521 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
10522 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
10524 2009-06-16 Ian Lance Taylor <iant@google.com>
10526 * profile.c (total_num_never_executed): Don't define.
10527 (compute_branch_probabilities): Don't count or print
10528 num_never_executed.
10529 (init_branch_prob): Don't set total_num_never_executed.
10530 (end_branch_prob): Don't print total_num_never_executed.
10532 2009-06-17 David Daney <ddaney@caviumnetworks.com>
10534 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
10536 2009-06-17 David Edelsohn <edelsohn@gnu.org>
10538 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
10539 (nabstd2_fpr): Same.
10541 2009-06-17 Steve Ellcey <sje@cup.hp.com>
10543 * expr.c (expand_assignment): Change complex type check.
10545 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
10547 * doc/plugins.texi (Building GCC plugins): Added new section.
10549 2009-06-17 Ian Lance Taylor <iant@google.com>
10551 * c-pch.c (get_ident): Don't set size of templ array.
10552 (pch_init): Don't set size of partial_pch array.
10554 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
10555 string constant to intialize an array whose size is the length of
10558 2009-06-17 Richard Guenther <rguenther@suse.de>
10560 PR tree-optimization/40389
10561 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
10562 to addressable types.
10563 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
10565 2009-06-17 Richard Guenther <rguenther@suse.de>
10567 PR middle-end/40460
10568 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
10569 if there is no evolution of left in the loop bail out.
10570 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
10571 chrec_fold_multiply.
10573 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
10574 Janis Johnson <janis187@us.ibm.com>
10577 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
10578 for the symbol ref of a constant that is the source of a move
10579 - nor for any other not-obvious-label-ref constants.
10581 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
10583 * plugin.c (position_pass): Skip newly inserted pass during list
10584 traversal to avoid repeated insertion.
10586 2009-06-16 Ian Lance Taylor <iant@google.com>
10588 * vec.h (VEC_stack_alloc): Define different version if
10589 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
10590 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
10591 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
10592 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
10594 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
10596 * config.gcc (extra_headers): Add ia32intrin.h for x86.
10598 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
10599 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
10600 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
10601 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
10602 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
10603 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10604 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10605 (bdesc_special_args): Add __builtin_ia32_rdtsc and
10606 __builtin_ia32_rdtscp.
10607 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
10608 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
10609 and __builtin_ia32_rorhi.
10610 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
10611 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10612 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10613 (ix86_expand_args_builtin): Likewise.
10614 (ix86_expand_special_args_builtin): Likewise.
10616 * config/i386/i386.md (UNSPECV_RDTSCP): New.
10617 (UNSPECV_RDTSC): Likewise.
10618 (UNSPECV_RDPMC): Likewise.
10619 (*bsr): Renamed to ...
10621 (*bsr_rex64): Renamed to ...
10624 (*rdpmc): Likewise.
10625 (*rdpmc_rex64): Likewise.
10627 (*rdtsc): Likewise.
10628 (*rdtsc_rex64): Likewise.
10629 (rdtscp): Likewise.
10630 (*rdtscp): Likewise.
10631 (*rdtscp_rex64): Likewise.
10633 * config/i386/ia32intrin.h: New.
10635 * config/i386/x86intrin.h: Include <ia32intrin.h>.
10637 2009-06-16 Ian Lance Taylor <iant@google.com>
10639 * ira-build.c (copy_info_to_removed_store_destinations):
10640 Initialize parent_a.
10642 2009-06-16 Ian Lance Taylor <iant@google.com>
10644 * c-decl.c (grokdeclarator): Change size_varies to bool.
10646 2009-06-16 Ian Lance Taylor <iant@google.com>
10648 * sel-sched.c: Make forward declarations of move_op_hooks and
10649 fur_hooks explicitly extern.
10651 2009-06-16 Ian Lance Taylor <iant@google.com>
10653 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
10654 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
10656 2009-06-16 Ian Lance Taylor <iant@google.com>
10658 * resource.c (mark_referenced_resources): Change
10659 include_delayed_effects parameter to bool. Change all callers.
10660 (mark_end_of_function_resources): Likewise.
10661 * reorg.c (insn_references_resource_p): Likewise.
10662 (insn_sets_resource_p): Likewise.
10663 * resource.h (mark_referenced_resources): Update declaration.
10664 (mark_end_of_function_resources): Update declaration.
10666 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10668 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
10670 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10672 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
10673 GCC can bootstrap on AIX with GNU Binutils 2.20.
10675 2009-06-16 Ian Lance Taylor <iant@google.com>
10677 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
10679 2009-06-16 Ian Lance Taylor <iant@google.com>
10681 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
10682 inline, not extern inline.
10683 (exact_log2): Likewise.
10684 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
10686 (exact_log2): Likewise, but don't test CTZ_HWI.
10688 2009-06-16 Ian Lance Taylor <iant@google.com>
10690 * bitmap.c (bitmap_clear): Don't declare as inline.
10691 * gimple.c (gimplify_assign): Likewise.
10692 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
10693 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
10694 (sched_scan_info): Remove duplicate definition.
10696 2009-06-16 Ian Lance Taylor <iant@google.com>
10698 * c-common.c (skip_evaluation): Don't define.
10699 (c_inhibit_evaluation_warnings): Define global variable.
10700 (overflow_warning): Check c_inhibit_evaluation_warnings rather
10701 than skip_evaluation.
10702 (convert_and_check, warn_for_div_by_zero): Likewise.
10703 * c-common.h (skip_evaluation): Don't declare.
10704 (c_inhibit_evaluation_warnings): Declare.
10705 * c-parser.c (c_parser_typeof_specifier): Set
10706 c_inhibit_evaluation_warnings rather than skip_evaluation.
10707 (c_parser_conditional_expression): Likewise.
10708 (c_parser_binary_expression): Likewise.
10709 (c_parser_sizeof_expression): Likewise.
10710 (c_parser_alignof_expression): Likewise.
10711 * c-typeck.c (build_indirect_ref): Check
10712 c_inhibit_evaluation_warnings rather than skip_evaluation.
10713 (build_conditional_expr, build_binary_op): Likewise.
10715 2009-06-16 Richard Guenther <rguenther@suse.de>
10717 * tree-ssa-alias.c (is_escape_site): Remove.
10718 * tree-ssa-alias.h (enum escape_type): Remove.
10719 (is_escape_site): Likewise.
10720 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
10721 via casts and asms without deferring to is_escape_site.
10723 2009-06-16 Jakub Jelinek <jakub@redhat.com>
10725 PR middle-end/40446
10726 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
10727 use gen_lowpart if op0 has complex mode.
10729 2009-06-16 Richard Guenther <rguenther@suse.de>
10731 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
10732 variables add them to ESCAPED.
10733 (find_func_aliases): Do not make all indirectly stored values escaped.
10735 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
10737 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
10738 make_decl_one_only.
10740 2009-06-16 Martin Jambor <mjambor@suse.cz>
10742 PR tree-optimization/40432
10743 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
10744 check whether we need to force gimple register operand.
10746 2009-06-16 Martin Jambor <mjambor@suse.cz>
10748 PR tree-optimization/40413
10749 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
10750 build_ref_for_offset.
10751 (propagate_subacesses_accross_link): Fix a typo in a comment.
10753 2009-06-16 Ira Rosen <irar@il.ibm.com>
10755 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10756 with additional parameter.
10757 * tree-vectorizer.h (enum vect_def_type): Add new value
10759 (enum vect_relevant): Add comments.
10760 (vect_is_simple_reduction): Add new argument.
10761 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
10762 Detect nested cycles.
10763 (vect_is_simple_reduction): Update documentation, add an argument to
10764 distinguish inner-loop reduction from nested cycle, detect nested
10765 cycles, fix printings and indentation, don't swap operands in case
10767 (get_initial_def_for_reduction): Handle subtraction.
10768 (vect_create_epilog_for_reduction): Add new argument to specify
10769 reduction variable.
10770 (vect_finalize_reduction): Handle subtraction, fix comments.
10771 (vectorizable_reduction): Handle nested cycles. In case of nested
10772 cycle keep track of the reduction variable position. Call
10773 vect_is_simple_reduction with additional parameter. Use original
10774 statement code in reduction epilogue for nested cycle. Call
10775 vect_create_epilog_for_reduction with additional parameter.
10776 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
10777 inner-loop vectorization.
10778 (vect_recog_widen_sum_pattern): Likewise.
10779 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
10781 (vect_mark_stmts_to_be_vectorized): Likewise.
10782 (vect_get_vec_def_for_operand): Handle nested cycles.
10784 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10786 * doc/invoke.texi (Debugging Options): Fix option index entries
10787 for -fdump-statistics, -frandom-seed add entries for
10788 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
10789 (FRV Options): Fix entries for -mTLS, -mtls.
10790 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
10791 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
10792 (M68hc1x Options): Fix @itemx for -mnominmax.
10793 (MCore Options): Fix entry for -mno-lsim.
10794 (MMIX Options): Fix entry for -mabi=mmixware.
10795 (PDP-11 Options): Fix entry for -mbcopy-builtin.
10797 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
10799 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
10800 Mention the plugin mode of gengtype.
10801 * doc/gty.texi (Source Files Containing Type Information): Likewise.
10802 * gengtype.c: Updated copyright.
10803 (plugin_files, nb_plugin_files) Added new static variables.
10804 (measure_input_list) Care about plugin_files.
10805 (write_rtx_next): Added early return in plugin mode.
10806 (create_file): Updated copyright year in generated file. Added
10808 (oprintf): Added early return if NULL outf.
10809 (get_output_file_with_visibility): Care of plugin_files.
10810 (get_output_file_name): May return null.
10811 (write_local): Added early return.
10812 (put_mangled_filename): Ditto.
10813 (finish_root_table): Added check for base_files.
10814 (write_roots): Care about null when plugins.
10815 (main): Added plugin mode.
10817 2009-06-15 Ian Lance Taylor <iant@google.com>
10819 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
10820 * gcov.c (read_count_file): Add braces around variables declared
10823 * c.opt (Wjump-misses-init): New warning.
10824 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
10825 -Wall and -Wc++-compat if not already set.
10826 (c_common_post_options): Clear warn_jump_misses_init if it was not
10828 * c-decl.c (struct c_binding): Change type field to a union with
10829 new label field. Make it the first field in the struct. Update
10830 references to type to use u.type instead.
10831 (struct c_spot_bindings): Define.
10832 (struct c_goto_bindings): Define.
10833 (c_goto_bindings_p): Define, along with VECs.
10834 (struct c_label_vars): Define.
10835 (struct c_scope): Add has_label_bindings field.
10836 (bind_label, set_spot_bindings): New static functions.
10837 (decl_jump_unsafe, update_spot_bindings): New static functions.
10838 (update_label_decls): New static function.
10839 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
10840 Update binding u.label field to shadowed field.
10841 (c_binding_start_stmt_expr): New function.
10842 (c_binding_end_stmt_expr): New function.
10843 (pushdecl): Don't call c_begin_vm_scope.
10844 (make_label): Add defining and p_label_vars parameters. Change
10846 (lookup_label): Correct test for whether a label has not yet been
10847 defined. Call bind_label rather than bind.
10848 (warn_about_goto): New static function.
10849 (lookup_label_for_goto): New function.
10850 (declare_label): Call bind_label rather than bind.
10851 (check_earlier_gotos): New static function.
10852 (define_label): Don't give errors about jumping into statement
10853 expressions or scopes of variably modified types. Call
10854 set_spot_bindings and check_earlier_gotos. Call bind_label
10855 instead of bind. Don't set label_context_stack_se or
10856 label_context_stack_vm.
10857 (c_get_switch_bindings): New function.
10858 (c_release_switch_bindings): New function.
10859 (c_check_switch_jump_warnings): New function.
10860 (start_function): Don't set label_context_stack_se or
10861 label_context_stack_vm.
10862 (finish_function): Likewise.
10863 * c-typeck.c (label_context_stack_se): Don't define.
10864 (label_context_stack_vm): Don't define.
10865 (c_finish_goto_label): Call lookup_label_for_goto rather than
10866 lookup_label. Don't give errors about jumping into a statement
10867 expression or the scope of a variably modified type. Don't set
10868 label_context_stack_se or label_context_stack_vm.
10869 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10870 fields. Add bindings field.
10871 (c_start_case): Don't set deleted fields. Set bindings field.
10872 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10873 or blocked_vm. Call c_check_switch_jump_warnings.
10874 (c_finish_case): Don't test blocked_stmt_expr field. Call
10875 c_release_switch_bindings.
10876 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10877 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10878 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10879 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10880 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10881 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10882 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10883 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10884 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10885 (C_DECL_UNJUMPABLE_VM): Don't define.
10886 (C_DECL_UNDEFINABLE_VM): Don't define.
10887 (struct c_label_list): Don't define.
10888 (struct c_label_context_se): Don't define.
10889 (struct c_label_context_vm): Don't define.
10890 (struct c_spot_bindings): Declare.
10891 (c_bindings_start_stmt_expr): Declare.
10892 (c_bindings_end_stmt_expr): Declare.
10893 (lookup_label_for_goto): Declare.
10894 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10895 (c_check_switch_jump_warnings): Declare.
10896 (label_context_stack_se, label_context_stack_vm): Don't declare.
10897 (c_finish_goto_label): Update declaration.
10898 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10899 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10900 (Warning Options): Document -Wjump-misses-init.
10902 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10904 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10907 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10909 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10911 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10913 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10915 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10917 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10919 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10921 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10922 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10923 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10924 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10925 * dwarf2asm.c (dw2_force_const_mem): Update call to
10926 make_decl_one_only.
10927 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10928 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10929 * langhooks.c (lhd_comdat_group): Remove.
10930 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10931 * tree.h (DECL_COMDAT_GROUP): New.
10932 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10933 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10934 (make_decl_one_only): Change signature.
10935 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10936 make_decl_one_only.
10937 (make_decl_one_only): Change signature.
10938 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10940 2009-06-15 Richard Guenther <rguenther@suse.de>
10942 PR middle-end/40439
10943 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10945 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10947 * tree-ssa-math-opts.c: Remove extra divide.
10949 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10951 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
10953 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10955 * passes.c: Add bswap pass.
10956 * tree-pass.h: Add pass_optimize_bswap declaration.
10957 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
10958 Include rtl.h, expr.h and optabs.h for optab_handler check.
10959 (struct symbolic_number, pass_optimize_bswap): New definition.
10960 (do_shift_rotate, verify_symbolic_number_p): New functions.
10961 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
10962 (gate_optimize_bswap): New function.
10963 * tree.c (widest_int_cst_value): New function.
10964 * tree.h (widest_int_cst_value): Prototype added.
10966 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
10968 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
10969 REG_EQUAL/REG_EQUIV notes.
10971 2009-06-14 Richard Guenther <rguenther@suse.de>
10973 PR middle-end/40389
10974 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
10975 has its address taken if NRV was applied and it is addressable.
10976 * tree-ssa-structalias.c (get_constraint_for_address_of): New
10977 function split out from ...
10978 (get_constraint_for_1): ... here.
10979 (handle_rhs_call): Use it to mark the return slot escaped if
10980 it is addressable and NRV was applied.
10982 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10984 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
10985 Change first argument type to location_t.
10986 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
10987 Do not set input_location.
10988 Use loc instead of input_location throughout.
10990 2009-06-13 Richard Guenther <rguenther@suse.de>
10992 PR tree-optimization/40421
10993 * tree-predcom.c (should_unroll_loop_p): Remove.
10994 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
10996 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10998 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10999 Add location argument.
11001 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
11003 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
11005 * config/s390/s390.c (s390_build_builtin_va_list): Same.
11006 (s390_gimplify_va_arg): Pass location to create_artificial_label.
11007 * config/spu/spu-protos.h: Add location to
11008 spu_resolve_overloaded_builtin.
11009 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
11010 spu_build_builtin_va_list.
11011 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
11012 argument. Pass location to build_function_call_vec.
11013 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
11015 (emit_fpu_switch): Same.
11016 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
11017 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
11018 to build_decl and create_artificial_label.
11019 (xtensa_gimplify_va_arg_expr): Same.
11020 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
11021 (xstormy16_gimplify_va_arg_expr): Same.
11022 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
11023 * config/arm/arm.c (arm_build_builtin_va_list): Same.
11024 * config/mips/mips.c (mips_build_builtin_va_list): Same.
11025 (mips16_build_function_stub): Same.
11026 (mips16_build_call_stub): Same.
11028 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
11031 * arm/constraints.md (Pa, Pb): New constraints.
11032 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
11033 split pattern to deal with them.
11035 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
11037 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
11038 fix index entry for -Xpreprocessor.
11040 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11042 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11043 Add location argument to build_decl call.
11044 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
11045 (rs6000_init_builtins): Same.
11046 (spe_init_builtins): Same.
11047 (rs6000_gimplify_va_arg): Add location argument to
11048 create_artificial_label call.
11050 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
11052 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
11053 * combine-stack-adj.c (pass_stack_adjustments): Use it.
11054 * Makefile.in: Fix GGC dependency for gcse.o.
11056 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
11058 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
11059 * gimple-pretty-print.c (dump_gimple_stmt): Same.
11060 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
11062 * c-parser.c (c_parser_binary_expression): Use current column while
11063 building binary operations.
11064 * common.opt (fshow-column): Enable by default.
11065 * tree-vrp.c (check_array_ref): Use warning_at.
11066 (check_array_bounds): Use location from call back if expr has no
11068 * tree.h: Add location argument to maybe_fold_*.
11069 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
11070 (maybe_fold_offset_to_array_ref): Add location argument and use it.
11071 (maybe_fold_offset_to_component_ref): Same.
11072 (maybe_fold_offset_to_reference): Same.
11073 (maybe_fold_offset_to_address): Same.
11074 (maybe_fold_stmt_indirect): Same.
11075 (maybe_fold_stmt_addition): Same.
11076 (fold_stmt_r): Pass location to maybe_fold_*.
11077 (fold_gimple_assign): Same.
11078 * c-tree.h: Add location argument to finish_decl,
11079 default_function_array_conversion, store_init_value.
11080 * c-decl.c (define_label): Use error_at.
11081 (c_make_fname_decl): Pass location to finish_decl.
11082 (finish_decl): New location argument.
11083 (build_compound_literal): Pass location to store_init_value.
11084 (grokdeclarator): Pass location to finish_decl.
11086 * c-typeck.c (array_to_pointer_conversion): New location argument.
11087 (function_to_pointer_conversion): Same.
11088 (default_function_array_conversion): Same.
11089 (parser_build_unary_op): Pass location to overflow_warning.
11090 (parser_build_binary_op): Same. Use warning_at.
11091 (build_unary_op): Pass location to array_to_pointer_conversion.
11092 (build_c_cast): Pass location to digest_init.
11093 (build_modify_expr): New location argument.
11094 (convert_for_assignment): Same.
11095 (store_init_value): Same.
11096 (digest_init): Same.
11097 (output_init_element): Pass location to digest_init and
11098 array_to_pointer_conversion.
11099 (c_finish_return): Pass location to convert_for_assignment.
11100 * gimplify.c (gimplify_conversion): Pass location to
11101 maybe_fold_offset_to_address.
11102 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
11103 to maybe_fold_stmt_addition.
11104 * c-omp.c (c_finish_omp_atomic): Pass new location to
11106 (c_finish_omp_for): Same.
11107 * c-common.c (overflow_warning): New argument.
11108 * c-common.h: New argument to build_modify_expr, overflow_warning.
11109 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
11111 (c_parser_initializer): Pass location to
11112 default_function_array_conversion.
11113 (c_parser_initelt): Same.
11114 (c_parser_initval): Same.
11115 (c_parser_asm_operands): Same.
11116 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
11117 (c_parser_conditional_expression): Same.
11118 (c_parser_binary_expression): Add location info to stack. Use it.
11119 (c_parser_unary_expression): Pass location to
11120 default_function_array_conversion, parser_build_unary_op,
11121 build_indirect_ref, c_parser_postfix_expression_after_primary.
11122 (c_parser_postfix_expression_after_primary): New location argument.
11124 (c_parser_expression_conv): Pass location to
11125 default_function_array_conversion.
11126 (c_parser_expr_list): Same.
11127 (c_parser_omp_atomic): Same.
11128 (c_parser_omp_for_loop): Same.
11129 * c-tree.h: (struct c_declarator): Add comment to id_loc.
11130 (build_array_declarator): New argument.
11131 * c-decl.c (build_array_declarator): Add location argument.
11132 (grokdeclarator): Set id_loc for cdk_array.
11133 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
11134 build_array_declarator.
11135 * tree.c (build_omp_clause): Add location argument.
11136 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
11137 (OMP_CLAUSE_LOCATION): New macro.
11138 (struct tree_omp_clause): Add location field.
11139 (build_omp_clause): Add argument.
11140 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
11141 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
11143 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
11144 (cp_parser_omp_clause_collapse): Same.
11145 (cp_parser_omp_clause_default): Same.
11146 (cp_parser_omp_clause_if): Same.
11147 (cp_parser_omp_clause_nowait): Same.
11148 (cp_parser_omp_clause_num_threads): Same.
11149 (cp_parser_omp_clause_ordered): Same.
11150 (cp_parser_omp_clause_schedule): Same.
11151 (cp_parser_omp_clause_untied): Same.
11152 (cp_parser_omp_for_loop): Same.
11153 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11154 * c-tree.h (c_start_case): Add location argument.
11155 (c_process_expr_stmt): Same.
11156 (c_finish_goto_*): Same.
11157 * tree-parloops.c (initialize_reductions): Pass location to
11159 (create_parallel_loop): Same.
11160 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
11161 (gfc_trans_omp_reduction_list): Same.
11162 (gfc_trans_omp_clauses): Same.
11163 (gfc_trans_omp_do): Same.
11164 * c-typeck.c (c_finish_goto_label): Same.
11165 (c_finish_goto_ptr): New location argument.
11166 (c_start_case): Same.
11167 (emit_side_effect_warnings): Same.
11168 (c_process_expr_stmt): Same.
11169 (c_finish_stmt_expr): Same.
11170 (c_finish_omp_clauses): Use error_at instead of error.
11171 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
11173 * c-omp.c (c_split_parallel_clauses): New location argument.
11174 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
11175 to build_omp_clause.
11176 (convert_local_reference_stmt): Same.
11177 (convert_gimple_call): Same.
11178 * c-common.h (c_split_parallel_clauses): New argument.
11179 * c-parser.c (c_parser_statement_after_labels): Pass location to
11180 c_finish_goto_label.
11181 (c_parser_switch_statement): Pass location to c_start_case.
11182 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
11183 and c_process_expr_stmt.
11184 (c_parser_omp_variable_list): Add location argument.
11185 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
11186 (c_parser_omp_clause_default): Same.
11187 (c_parser_omp_clause_if): Same.
11188 (c_parser_omp_clause_num_threads): Same.
11189 (-c_parser_omp_clause_ordered): Same.
11190 (c_parser_omp_clause_reduction): Pass location to
11191 c_parser_omp_variable_list.
11192 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
11193 (c_parser_omp_clause_untied): Same.
11194 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
11195 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11197 * c-tree.h (check_for_loop_decls, undeclared_variable,
11198 build_component_ref, build_array_ref, build_external_ref,
11199 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
11200 build_conditional_expr, build_compound_expr, c_cast_expr,
11201 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
11202 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
11204 * c-semantics.c (build_stmt): Same.
11205 (build_case_label): Same.
11206 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
11207 (undeclared_variable): New argument.
11208 (make_label): Same.
11209 (lookup_label): Pass location on down.
11210 (define_label): Same.
11211 (finish_decl): Same.
11212 (build_compound_literal): Same.
11213 (finish_struct): Same.
11214 (finish_function): Do not set location here.
11215 (check_for_loop_decls): New argument.
11216 * tree.c (save_expr): Set location.
11217 (build_empty_stmt): New argument.
11218 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
11219 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
11220 * builtins.c (gimplify_va_arg_expr): Use locations.
11221 (expand_builtin_sync_operation): Same.
11222 * c-typeck.c (build_component_ref): New argument.
11223 (build_array_ref): Same.
11224 (build_external_ref): Same.
11225 (c_expr_sizeof_expr): Same.
11226 (c_expr_sizeof_type): Same.
11227 (parser_build_unary_op): Same.
11228 (build_conditional_expr): Same.
11229 (build_compound_expr): Pass location on down.
11230 (build_compound_expr): New argument.
11231 (build_c_cast): Same.
11232 (c_cast_expr): Same.
11233 (build_asm_expr): Same.
11234 (c_finish_return): Same.
11235 (c_process_expr_stmt): Pass location on down.
11236 (c_finish_stmt_expr): New argument.
11237 (push_clenaup): Same.
11238 (c_finish_omp_parallel): Same.
11239 (c_finish_omp_task): Same.
11240 * gimplify.c (gimplify_call_expr): Pass location on down.
11241 * c-omp.c (c_finish_omp_master): New argument.
11242 (c_finish_omp_critical): Same.
11243 (c_finish_omp_ordered): Same.
11244 (c_finish_omp_barrier): Same.
11245 (-c_finish_omp_taskwait): Same.
11246 (c_finish_omp_atomic): Same.
11247 (c_finish_omp_flush): Same.
11248 * tree-inline.c (copy_tree_body_r): Pass location on down.
11249 (inline_forbidden_p): Remove use of input_location.
11250 * c-gimplify.c (c_build_bind_expr): New argument.
11251 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
11252 (c_sizeof_or_alignof_type): New argument.
11253 (c_alignof_expr): Same.
11254 (build_va_arg): Same.
11255 (c_add_case_label): Same.
11256 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
11257 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
11258 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
11259 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
11260 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
11261 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
11263 * stub-objc.c (objc_build_selector_expr): Same.
11264 (objc_build_throw_stmt): Same.
11265 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
11266 (c_parser_initelt): Same.
11267 (c_parser_compound_statement): Same.
11268 (c_parser_compound_statement_nostart): Same.
11269 (c_parser_label): Same.
11270 (c_parser_statement_after_labels): Same.
11271 (c_parser_if_body): Same.
11272 (c_parser_else_body): Same.
11273 (c_parser_if_statement): Same.
11274 (c_parser_switch_statement): Same.
11275 (c_parser_while_statement): Same.
11276 (c_parser_do_statement): Same.
11277 (c_parser_for_statement): Same.
11278 (c_parser_asm_statement): Same.
11279 (c_parser_conditional_expression): Same.
11280 (c_parser_binary_expression): Same.
11281 (c_parser_cast_expression): Same.
11282 (c_parser_unary_expression): Same.
11283 (c_parser_sizeof_expression): Same.
11284 (c_parser_alignof_expression): Same.
11285 (c_parser_postfix_expression): Same.
11286 (c_parser_expression): Same.
11287 (c_parser_objc_receiver): Same.
11288 (c_parser_omp_variable_list): Same.
11289 (c_parser_omp_structured_block): Same.
11290 (c_parser_omp_atomic): New argument.
11291 (c_parser_omp_barrier): Same.
11292 (c_parser_omp_critical): Same.
11293 (c_parser_omp_flush): Pass location on down.
11294 (c_parser_omp_for_loop): New argument.
11295 (c_parser_omp_for): Same.
11296 (c_parser_omp_master): Same.
11297 (c_parser_omp_ordered): Same.
11298 (c_parser_omp_sections_scope): Same.
11299 (c_parser_omp_sections): Same.
11300 (c_parser_omp_parallel): Same.
11301 (c_parser_omp_single): Same.
11302 (c_parser_omp_task): Same.
11303 (c_parser_omp_taskwait): Pass location on down.
11304 (c_parser_omp_construct): Same.
11305 (c_parser_omp_threadprivate): Same.
11306 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
11307 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
11308 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
11309 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
11310 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
11311 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
11312 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
11313 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
11314 config/i386/i386.c, stmt.c:
11315 Add location argument to the following function definitions and/or
11316 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
11317 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
11318 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
11319 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
11320 do_case, c_finish_bc_stmt, build_compound_literal,
11321 build_function_call.
11322 * c-decl.c (build_compound_literal): Add location argument.
11323 Make all diagnostic calls use location.
11324 (start_struct): Same.
11325 (finish_struct): Same.
11326 (start_enum): Same.
11327 (build_enumerator): Same.
11328 (start_function): Same.
11329 (grokdeclarator): Make all diagnostic calls use location.
11330 (store_parm_decls_oldstyle): Same.
11331 * c-typeck.c (build_function_call): Add location argument.
11332 Make all diagnostic calls use location.
11334 (c_finish_bc_stmt): Same.
11335 * tree-nested.c (get_trampoline_type): Add argument.
11336 Pass location to build_decl.
11337 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
11338 * rtl.h (RTL_LOCATION): New.
11339 * c-common.c (c_add_case_label): Add location argument.
11340 Make all diagnostic calls use location.
11341 * c-common.h: Add location argument to make_fname_decl, do_case,
11342 c_add_case_label, build_function_call, resolve_overloaded_builtin.
11343 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
11344 Set it appropriately for every case. Pass enum_loc to start_enum
11345 call. Pass value_loc first to build_enumerator. Pass enum_loc to
11347 (c_parser_struct_or_union_specifier): Save location. Use it for
11348 start_struct, finish_struct, and parser_xref_tag.
11350 2009-06-12 Ian Lance Taylor <iant@google.com>
11352 * fold-const.c (fold_unary): Rename local variable and to and_expr.
11354 * c-opts.c (c_common_handle_option): For -Wc++-compat set
11355 cpp_opts->warn_cxx_operator_names.
11357 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11360 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
11361 is returns NULL and OP is a VCE, look through the VCE.
11363 2009-06-12 Ian Lance Taylor <iant@google.com>
11366 * collect2.c (main): Use CONST_CAST2 in code inside #if
11367 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
11369 2009-06-12 Joey Ye <joey.ye@intel.com>
11371 PR middle-end/39146
11372 * cfgexpand.c (get_decl_align_unit): Update
11373 max_used_stack_slot_alignment with align instead of
11374 stack_alignment_needed.
11376 * function.c (assign_stack_local_1): Update
11377 max_used_stack_slot_alignment with alignment_in_bits instead
11378 of stack_alignment_needed.
11379 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
11382 2009-06-12 Jakub Jelinek <jakub@redhat.com>
11384 * dwarf2out.c (last_var_location_insn): New variable.
11385 (dwarf2out_end_epilogue): Clear last_var_location_insn.
11386 (dwarf2out_var_location): Don't record anything after last real
11387 insn. Only change labels if there were any real instructions
11388 in between last note and this one, or if changed sections.
11390 2009-06-11 Richard Henderson <rth@redhat.com>
11392 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
11393 note when storing the frame pointer in a register.
11394 (FRP): Don't redefine to nothing for epilogue.
11395 (alpha_expand_epilogue): Mark register and sp restores.
11396 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
11398 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
11399 when gen_lowpart is needed.
11401 2009-06-11 Richard Henderson <rth@redhat.com>
11403 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
11405 * dwarf2out.c (need_data_align_sf_opcode): New.
11406 (div_data_align): Move earlier.
11407 (def_cfa_1, reg_save): Use it.
11409 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
11411 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
11412 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
11413 (ix86_handle_option): Handle OPT_mcrc32.
11414 (ix86_target_string): Add -mcrc32.
11415 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
11417 * config/i386/i386.h (TARGET_CRC32): New.
11419 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
11420 (sse4_2_crc32di): Likewise.
11422 * config/i386/i386.opt (mcrc32): New.
11424 * doc/invoke.texi: Document -mcrc32.
11426 2009-06-11 Richard Henderson <rth@redhat.com>
11428 * common.opt (gdwarf-): Accept a version number.
11429 * doc/invoke.texi (gdwarf-): Update docs.
11430 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
11431 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
11432 version level, and record it.
11434 * dwarf2.h (DW_CIE_VERSION): Remove.
11435 * dwarf2out.c (DWARF_VERSION): Remove.
11436 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
11437 (output_call_frame_info): Use CIE version 3 for dwarf3,
11438 or if the return register column is out of range for version 1.
11439 (dwarf_stack_op_name): Add all dwarf3 values.
11440 (DEBUG_PUBTYPES_SECTION): New.
11441 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
11442 encoding change for dwarf3.
11443 (output_die) [dw_val_class_die_ref]: Likewise.
11444 (output_compilation_unit_header): Emit correct version for dwarf3.
11445 (output_line_info): Likewise.
11446 (output_pubnames): Update for DWARF_VERSION removal.
11447 (output_aranges): Likewise.
11448 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
11449 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
11450 (dwarf2out_finish): Likewise.
11452 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11454 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
11457 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11460 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
11461 * builtins.c (expand_builtin_unreachable): New function.
11462 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
11463 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
11464 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
11466 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
11467 searching for missing barriers.
11469 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11471 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
11472 when -fprofile-generate* was passed.
11473 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
11475 2009-06-11 Anthony Green <green@moxielogic.com>
11477 * config/moxie/moxie.md: Define length attribute for all instructions.
11479 (*b<cond:code>): Support limited branch ranges for new PC-relative
11480 branch instructions.
11481 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
11483 2009-06-11 Jakub Jelinek <jakub@redhat.com>
11485 * config/i386/i386.c (min_insn_size): Use get_attr_length
11486 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
11487 For __asm return 0.
11489 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
11490 instead of emit_insn_before.
11492 2009-06-10 Ian Lance Taylor <iant@google.com>
11495 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
11498 2009-06-10 Revital Eres <eres@il.ibm.com>
11500 * passes.c (init_optimization_passes): Reschedule
11501 predictive-commoning pass before complete unroll pass.
11503 2009-06-10 Martin Jambor <mjambor@suse.cz>
11505 * cgraph.c (cgraph_node_can_be_local_p): New function.
11506 (cgraph_make_node_local): New function.
11507 * cgraph.h (cgraph_node_can_be_local_p): Declare.
11508 (cgraph_make_node_local): Declare.
11510 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
11512 * tree.h (tree_base): Add packed_flag and user_align fields.
11513 Decrease size of spare field.
11514 (TYPE_USER_ALIGN): Use user_align from tree_base.
11515 (DECL_USER_ALIGN): Likewise.
11516 (TYPE_PACKED): Use packed_flag from tree_base.
11517 (DECL_PACKED): Likewise.
11518 (tree_type): Delete packed_flag and user_align fields. Widen
11519 precision field. Widen mode field and shuffle fields to align
11520 mode on an 8-bit boundary.
11521 (tree_decl_common): Delete decl_flag_1 and user_align fields.
11522 Renumber decl_flag_* fields. Fix comments. Widen
11523 decl_common_unused field.
11524 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
11525 (DECL_EXTERNAL): Likewise.
11526 (DECL_BIT_FIELD): Likewise.
11527 (DECL_NONADDRESSABLE_P): Likewise.
11528 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
11529 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
11531 2009-06-10 Ian Lance Taylor <iant@google.com>
11533 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
11534 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
11535 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
11536 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
11537 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
11538 DEF_VEC_ALLOC_FUNC_P.
11539 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
11540 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
11541 DEF_VEC_ALLOC_FUNC_O.
11542 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
11543 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
11544 DEF_VEC_ALLOC_FUNC_I.
11545 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
11546 (vec_stack_p_reserve_exact_1): Declare.
11547 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
11548 (vec_stack_free): Declare.
11549 (VEC_stack_alloc): Define.
11550 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
11551 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
11552 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
11553 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
11555 (stack_vecs): New static variable.
11556 (vec_stack_p_reserve_exact_1): New function.
11557 (vec_stack_o_reserve_1): New static function.
11558 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
11559 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
11560 (vec_stack_free): New function.
11561 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
11562 (VEC_df_ref_stack_alloc): Define.
11563 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
11564 DEF_VEC_ALLOC_P_STACK.
11565 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
11566 (struct df_collection_rec): Change _vec fields to VEC. Remove
11568 (df_free_collection_rec): Adjust for new fields.
11569 (df_insn_rescan): Use new df_collection_rec fields.
11570 (df_notes_rescan, df_canonize_collection_rec): Likewise.
11571 (df_ref_create_structure, df_ref_record): Likewise.
11572 (df_get_conditional_uses, df_get_call_refs): Likewise.
11573 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
11574 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
11575 (df_record_exit_block_uses, df_bb_verify): Likewise.
11576 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
11577 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
11578 Remove count parameter. Change return type to void. Change all
11580 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
11581 Remove count parameter. Change return type to void. Change all
11583 (df_install_refs): Change old_vec parameter to VEC. Remove count
11584 parameter. Change all callers.
11585 (df_install_mws): Change old_vec parameter to VEC. Remove count
11586 parameter. Change all callers.
11587 (df_refs_verify): Change new_rec parameter to VEC. Change call
11589 (df_mws_verify): Likewise.
11591 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
11593 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
11595 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
11597 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
11599 2009-06-10 Anthony Green <green@moxielogic.com>
11601 * config/moxie/crti.asm: New file.
11602 * config/moxie/crtn.asm: New file.
11603 * config/moxie/moxie.c: New file.
11604 * config/moxie/moxie.h: New file.
11605 * config/moxie/sfp-machine.h: New file.
11606 * config/moxie/moxie-protos.h: New file.
11607 * config/moxie/t-moxie: Created.
11608 * config/moxie/t-moxie-softfp: Created.
11609 * config/moxie/moxie.md: Created.
11610 * config/moxie/constraints.md: Created.
11611 * config.gcc: Add moxie support.
11612 * doc/md.texi (Machine Constraints): Add moxie constraints.
11613 * doc/contrib.texi (Contributors): Mention moxie port.
11614 * doc/install.texi (Specific): Mention the moxie port.
11616 2009-06-09 Ian Lance Taylor <iant@google.com>
11618 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
11619 compiling with C++.
11620 * optabs.c (optab_table): Only use designated initializers if
11621 HAVE_DESIGNATED_INITIALIZERS is defined.
11622 (convert_optab_table): Likewise.
11623 (init_optabs): Always call init_insn_codes if
11624 HAVE_DESIGNATED_INITIALIZERS is not defined.
11626 2009-06-09 Ian Lance Taylor <iant@google.com>
11628 * targhooks.c (default_builtin_vectorized_function): Change fn
11629 parameter to unsigned int.
11630 (default_builtin_vectorized_conversion): Change code parameter to
11632 (default_builtin_reciprocal): Change fn parameter to unsigned int.
11633 * targhooks.h: Update declarations.
11634 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
11635 parameter to unsigned int.
11637 * c-typeck.c (comptypes_check_enum_int): New static function.
11638 (comptypes_internal): Add enum_and_int_p parameter. Change all
11640 (comp_target_types): Add location parameter. Change all callers.
11641 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
11642 Change all callers.
11643 (function_types_compatible_p, type_lists_compatible_p): Likewise.
11644 (build_conditional_expr): Add colon_loc parameter. Change all
11646 (convert_for_assignment): Add location parameter. Change all callers.
11647 * c-parser.c (c_parser_conditional_expression): Pass location of
11648 colon to build_conditional_expr.
11649 * c-tree.h (build_conditional_expr): Update declaration.
11651 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11653 * graphite.c: Revert previous patch.
11655 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11658 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11660 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
11662 * tree-ssa-loop-prefetch.c
11663 (loop_prefetch_arrays): Fixed a portability problem in printf format
11666 2009-06-09 Martin Jambor <mjambor@suse.cz>
11668 PR tree-optimization/40351
11669 * tree-sra.c (propagate_subacesses_accross_link): Check that a
11670 refrence to a potential artifical subaccess can be constructed.
11672 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11674 * config/sh/sh-protos.h (sh_optimization_options): Declare.
11675 (sh_override_options): Likewise.
11676 * config/sh/sh.c: Include params.h.
11677 (sh_optimization_options): New.
11678 (sh_override_options): Likewise.
11679 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
11680 (OVERRIDE_OPTIONS): Use sh_override_options.
11682 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11684 * dwarf2out.c (emit_cfa_remember): New variable.
11685 (add_fde_cfi): If emit_cfa_remember, recurse to add
11686 DW_CFA_remember_state first.
11687 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
11688 instead just set emit_cfa_remember.
11690 2009-06-08 Jan Hubicka <jh@suse.cz>
11693 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
11695 2009-06-08 Jan Hubicka <jh@suse.cz>
11697 PR middle-end/39834
11698 * cgraphunit.c (save_inline_function_body): Do not copy transform
11699 hooks for saved inline bodies.
11700 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
11701 for given function.
11703 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
11705 * jump.c (returnjump_p): Handle delayed branches. Add missing
11708 2009-06-08 Jan Hubicka <jh@suse.cz>
11710 PR middle-end/40102
11711 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
11712 original node might've been modified.
11713 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
11715 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11717 * tree-object-size.c (addr_object_size): Add OSI argument.
11718 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
11719 (compute_builtin_object_size, expr_object_size): Adjust callers.
11720 (plus_stmt_object_size): Call addr_object_size instead of
11721 compute_builtin_object_size.
11723 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
11724 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11726 * tree-ssa-loop-prefetch.c
11727 (gather_memory_references): Introduced a counter for the number of
11729 (anything_to_prefetch_p): Introduced a counter for the number of
11731 (is_loop_prefetching_profitable): New function with a cost model
11733 (loop_prefetch_arrays): Use the new cost model to determine if
11734 prefetching is profitable.
11735 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
11736 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11737 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
11738 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11739 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
11740 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11742 2009-06-08 Michael Matz <matz@suse.de>
11745 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
11746 partitions use the same.
11747 (expand_one_var): Deal with DECL_RTL sometimes begin set also
11748 for basevars of SSA_NAMEs.
11749 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
11750 to not expand them twice.
11751 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
11754 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
11756 * common.opt (fcompare-debug=, fcompare-debug-second): New.
11757 (fdump-final-insns=, gtoggle): New.
11758 * doc/invoke.texi: Document them.
11759 * final.c (rest_of_clean_state): Dump final insn stream.
11760 * gcc.c (invoke_as): Hook in -fcompare-debug.
11761 (static_spec_functions): Add compare-debug-dump-opt,
11762 compare-debug-self-opt and compare-debug-auxbase-opt.
11763 (compare_debug, compare_debug_second, compare_debug_opt): New.
11764 (switches_debug_check, n_switches_debug_check): New.
11765 (debug_auxbase_opt, debug_check_temp_file): New.
11766 (process_command): Handle -fno-compare-debug, -fcompare-debug and
11768 (do_self_spec): Handle arguments after switches.
11769 (do_spec_1): Add .gk extension to temp file basenames for compare.
11770 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
11771 (cc1_options): Use it instead of normal auxbase computation for
11772 the second compare-debug compilation.
11773 (compare_files): New.
11774 (main): Set up and implement compare debug mode.
11775 (compare_debug_dump_opt_spec_function): New.
11776 (compare_debug_self_opt_spec_function): New.
11777 (compare_debug_auxbase_opt_spec_function): New.
11778 * toplev.c (process_options): Handle flag_gtoggle,
11779 flag_dump_final_insns.
11780 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
11781 during -fcompare-debug-second compilation.
11783 2009-06-07 Ian Lance Taylor <iant@google.com>
11785 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
11786 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
11788 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
11789 with no default node. Change warning with %H to warning_at.
11790 Don't clear warn_switch around case checking.
11791 * doc/invoke.texi (Warning Options): Clarify distinction between
11792 -Wswitch and -Wswitch-enum.
11794 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11796 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
11798 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11800 * gbl-ctors.h: Add header guard.
11802 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11804 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
11805 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
11806 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
11807 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
11808 prototypes for removed functions.
11809 (expressions_equal_p): Move to ...
11810 * tree-ssa-sccvn.h: ... here and ...
11811 * matrix-reorg.c: ... adjust includes.
11813 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11815 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
11817 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11819 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
11820 (finish_function): Remove erroneous whitespace.
11822 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11824 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
11825 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
11827 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11829 * errors.c (internal_error): Commentary typo fix.
11830 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
11831 * tree-ssa-pre.c: Ditto.
11833 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11835 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
11836 them is supposed to hold actual statements.
11838 2009-06-06 Ian Lance Taylor <iant@google.com>
11840 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
11841 empty statements can now have attributes.
11843 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
11845 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
11846 * config/mips/mips.md: Ditto.
11848 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11850 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
11852 (__eabi_uconvert): Likewise.
11854 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11856 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11857 CFI_* definitions with IN_GCC.
11859 2009-06-05 David Edelsohn <edelsohn@gnu.org>
11861 * xcoffout.h (xcoffout_source_line): Update prototype.
11863 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11865 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11866 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11868 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11870 PR middle-end/40340
11871 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11872 inlined_function_outer_scope_p blocks for artificial inlines
11874 * tree.c (tree_nonartificial_location): Rewrite using
11875 block_nonartificial_location.
11877 2009-06-05 Revital Eres <eres@il.ibm.com>
11878 Leehod Baruch <leehod@il.ibm.com>
11880 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11881 (expand_expr_real_1): Remove comment.
11882 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11883 Vectorize misaligned access when the target supports it.
11884 (vect_supportable_dr_alignment): Check for unaligned access support.
11885 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11888 2009-06-05 Julian Brown <julian@codesourcery.com>
11890 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11891 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11893 2009-06-05 Richard Guenther <rguenther@suse.de>
11896 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11897 as possibly unused.
11899 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11901 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11902 (save_gprs): Don't tell unwinder when a global register is saved.
11903 (s390_emit_epilogue): Emit needed epilogue unwind info.
11905 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11907 * dwarf2out.c (deferred_asm_name): New.
11908 (add_name_and_src_coords_attributes): Defer creation of
11909 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11911 (move_linkage_attr): New.
11912 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11915 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11917 * tree-nested.c (finalize_nesting_tree_1): Declare the
11918 frame_decl in the binding tree.
11920 2009-06-04 Cary Coutant <ccoutant@google.com>
11922 * basic-block.h (struct basic_block_def): Add discriminator field.
11923 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11925 * debug.c (do_nothing_debug_hooks): Add additional entry.
11926 (debug_nothing_int_charstar_int): New function.
11927 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11928 (debug_nothing_int_charstar_int): New declaration.
11929 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11930 discriminator value in .loc directive.
11931 * final.c (last_discriminator): New variable.
11932 (discriminator): New variable.
11933 (final_start_function): Initialize above variables, pass current
11934 discriminator to debug hook.
11935 (notice_source_line): Check for discriminator change.
11936 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11937 * sdbout.c (sdbout_source_line): New parameter.
11938 * tree-cfg.c (struct locus_discrim_map): New structure type.
11939 (discriminator_per_locus): New hash table.
11940 (build_gimple_cfg): Allocate and free discriminator hash table.
11941 (make_edges): Call assign_discriminator.
11942 (locus_map_hash): New function.
11943 (locus_map_eq): New function.
11944 (next_discriminator_for_locus): New function.
11945 (same_line_p): New function.
11946 (assign_discriminator): New function.
11947 (make_cond_expr_edges): Call assign_discriminator.
11948 (make_gimple_switch_edges): Likewise.
11949 (first_non_label_stmt): New function.
11950 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
11952 * xcoffout.c (xcoffout_source_line): Add new parameter.
11954 * configure.ac (gcc_cv_as_discriminator): New configury check for
11955 gas support for discriminator.
11956 * configure: Regenerate.
11957 * config.in: Regenerate.
11959 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11961 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
11962 val after checking for integers.
11964 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
11966 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
11968 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
11969 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
11970 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
11971 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
11972 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
11973 X64_SSE_REGPARM_MAX.
11974 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
11975 X64_SSE_REGPARM_MAX.
11977 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11979 * gcc.c (report_times_to_file): New.
11980 (execute): Implement it.
11981 (process_command): Support -time=.
11982 * doc/invoke.texi: Document it.
11984 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11986 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
11987 that have value exprs.
11989 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11991 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
11992 declarations for constants until...
11993 (dw2_output_indirect_constant_1): ... this point.
11995 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
11998 * arm.md (arm_addsi3): Don't try to split an add with an
11999 eliminable register until after reload has completed.
12001 2009-06-03 Ian Lance Taylor <iant@google.com>
12003 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
12004 * genattrtab.c (write_length_unit_log): Likewise.
12005 * genchecksum.c (dosum): Likewise.
12006 * gengtype.c (write_rtx_next): Likewise.
12007 (finish_root_table, write_roots): Likewise.
12008 * gimple.c (gimple_ops_offset_): Likewise.
12009 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
12010 * config/arc/arc.c (arc_attribute_table): Likewise.
12011 * config/arm/arm.c (arm_attribute_table): Likewise.
12012 * config/avr/avr.c (avr_attribute_table): Likewise.
12013 * config/crx/crx.c (crx_attribute_table): Likewise.
12014 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
12015 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
12016 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
12017 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
12018 * config/sh/sh.c (sh_attribute_table): Likewise.
12019 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
12020 * config/spu/spu.c (spu_attribute_table): Likewise.
12021 * config/v850/v850.c (v850_attribute_table): Likewise.
12023 * config/alpha/alpha.c (vms_attribute_table): Make static.
12024 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
12025 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
12026 * config/mips/mips.c (mips_attribute_table): Likewise.
12028 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
12030 (cc1-checksum.o): Likewise.
12032 2009-06-03 Steve Ellcey <sje@cup.hp.com>
12034 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
12036 2009-06-03 Jakub Jelinek <jakub@redhat.com>
12038 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
12039 insn if it is changing sp. Use gen_add3_insn instead of
12040 conditionally gen_addsi3 and gen_adddi3.
12041 (offset_below_red_zone_p): New static inline function.
12042 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
12043 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
12044 * config/rs6000/ppc-asm.h: Include auto-host.h.
12045 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
12046 CFI_RESTORE): Define.
12047 * config/rs6000/crtresxgpr.asm: Add unwind info.
12048 * config/rs6000/crtresxfpr.asm: Likewise.
12049 * config/rs6000/crtresgpr.asm: Likewise.
12050 * config/rs6000/crtresfpr.asm: Likewise.
12051 * config/rs6000/crtsavgpr.asm: Likewise.
12052 * config/rs6000/crtsavfpr.asm: Likewise.
12054 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
12055 argument of DWARF2_FRAME_REG_OUT macros.
12057 2009-06-03 Julian Brown <julian@codesourcery.com>
12059 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
12060 words or less (including TImode) in core registers.
12062 2009-06-03 Richard Guenther <rguenther@suse.de>
12064 PR middle-end/40328
12065 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
12067 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
12069 * statistics.c (statistics_counter_event): Do not record event
12070 in pass dump if its number == -1.
12071 (curr_statistics_hash): Add assert that we never get passes
12072 with static number == -1.
12074 2009-06-03 Richard Guenther <rguenther@suse.de>
12075 Andrey Belevantsev <abel@ispras.ru>
12077 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
12078 non-BLKmode arrays addressable.
12080 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
12082 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
12083 * config/m68k/m68k.h: ... here.
12084 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
12087 2009-06-03 Martin Jambor <mjambor@suse.cz>
12089 PR tree-optimization/40323
12090 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
12093 2009-06-03 Richard Guenther <rguenther@suse.de>
12095 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12098 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
12100 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12101 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
12102 JUMP_TABLE_DATA_P where applicable.
12103 * config/sh/sh.c: Ditto.
12104 * config/sh/sh.h: Ditto.
12105 * config/sh/sh.md: Ditto.
12106 * config/sh/symbian.c: Ditto.
12108 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
12110 * config/i386/driver-i386.c (describe_cache): Optimize
12111 concatenation of strings. Use snprintf instead of sprintf.
12112 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
12113 target when not compiling with GCC.
12115 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
12117 * config/sh/sh.c: Revert last change.
12118 (sh_expand_epilogue): Emit a blockage insn before the frame
12119 pointer adjustment unconditionally.
12121 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12123 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
12124 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
12125 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
12126 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
12127 to COLLECT_GCC_OPTIONS.
12129 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12131 * collect2.c (target_system_root): New variable.
12132 (main): Handle --sysroot=.
12133 (ignore_library): Strip the sysroot from the library path.
12135 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12137 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
12138 (collect2.o): Depend on collect2-aix.h.
12139 (collect2-aix.o): New rule.
12140 * collect2-aix.h: New file.
12141 * collect2-aix.c: Likewise.
12142 * collect2.c: Include collect2-aix.h. Don't undefine
12143 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
12144 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
12145 Use TARGET_AIX_VERSION instead of _AIX51.
12146 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
12147 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
12148 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
12149 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
12150 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
12152 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12154 * collect2.c (ignore_library): Avoid premature post-increment
12155 and null deference.
12157 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12159 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
12160 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
12161 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
12162 CROSS_DIRECTORY_STRUCTURE too.
12163 (LINK_LIBG_SPEC): Likewise.
12164 (LIB_SPEC): Add %R to sysroot paths.
12165 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
12166 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
12167 * config/rs6000/aix51.h: As for aix43.h.
12168 * config/rs6000/aix52.h: Likewise.
12169 * config/rs6000/aix53.h: Likewise.
12170 * config/rs6000/aix61.h: Likewise.
12171 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
12172 to the beginning of sysroot paths.
12174 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12176 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
12177 INSN_LISTs that are out of the REG_NOTE range.
12179 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12181 * loop-unroll.c (struct iv_to_split): Add pointer to next.
12182 (struct var_to_expand): Likewise.
12183 (struct opt_info): Add head and tail for linked lists of the above.
12184 (analyze_insn_to_expand_var): Initialize next.
12185 (analyze_iv_to_split_insn): Likewise.
12186 (analyze_insns_in_loop): Create linked lists.
12187 (allocate_basic_variable): Simplify for use without hash table.
12188 (insert_var_expansion_initialization): Likewise, make it type-safer.
12189 (combine_var_copies_in_loop_exit): Likewise.
12190 (apply_opt_in_copies): Walk lists rather than hash tables.
12191 (release_var_copies): Simplified and inlined by hand into...
12192 (free_opt_info): ... this function.
12194 2009-06-02 Richard Guenther <rguenther@suse.de>
12196 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12199 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12201 * cfgexpand.c (gimple_expand_cfg): Discard the source location
12202 only for builtins that are not overridden.
12204 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12206 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
12209 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12211 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
12213 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12215 * combine.c (move_deaths): Compare LUIDs within the same BB only.
12217 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12219 * common.opt (fdump-unnumbered-links): New.
12220 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
12221 * print-rtl.c (flag_dump_unnumbered_links): New.
12222 (print_rtx): Test it.
12224 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
12226 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
12227 push/pop multiple to 8-byte alignment.
12229 2009-06-01 Jakub Jelinek <jakub@redhat.com>
12231 * config/i386/i386.c (queued_cfa_restores): New static variable.
12232 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
12234 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
12235 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
12236 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
12237 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
12238 note unconditionally.
12239 (ix86_emit_restore_regs_using_mov): Likewise.
12240 (ix86_emit_restore_sse_regs_using_mov): Likewise.
12241 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
12242 it through to ix86_emit_restore_reg_using_pop.
12243 (ix86_emit_leave): Add RED_OFFSET argument. Call
12244 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
12245 instead of adding REG_CFA_OFFSET note unconditionally.
12246 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
12247 the above functions. Call ix86_add_queued_cfa_restore_notes when
12250 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
12251 force output of the label even for dwarf2out_do_cfi_asm.
12252 (add_fde_cfi): If -g2 and above and cfi might change CFA,
12253 force creation of CFI label and chain DW_CFA_set_loc jumping to it
12254 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
12256 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
12257 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
12258 dwarf2out_cfi_label callers.
12259 * tree.h (dwarf2out_cfi_label): Adjust prototype.
12260 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
12261 Adjust dwarf2out_cfi_label callers.
12262 * config/vax/vax.c (vax_output_function_prologue): Likewise.
12264 * config/i386/i386.h (struct machine_cfa_state,
12265 struct machine_function): Guard with ifndef USED_FOR_TARGET
12266 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
12269 * emutls.c (__emutls_get_address): Change arr->size to mean number
12270 of allocated arr->data entries instead of # of slots + 1.
12272 PR middle-end/40316
12273 * recog.c (peep2_reinit_state): New function.
12274 (peephole2_init_state): Use it at the end of a basic block and also
12275 when seeing a RTX_FRAME_RELATED_P insn.
12277 2009-06-01 Steve Ellcey <sje@cup.hp.com>
12279 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
12280 fixuns_truncrfdi2): New.
12281 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
12282 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
12283 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
12284 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
12285 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
12286 *recip_approx): Remove.
12287 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
12288 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
12289 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
12291 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
12294 2009-06-01 Ian Lance Taylor <iant@google.com>
12296 * attribs.c (register_attribute): Use CONST_CAST.
12297 * collect2.c (main): Use CONST_CAST2.
12298 (scan_prog_file): Likewise.
12299 * gcc.c (process_command, main): Likewise.
12300 * toplev.c (toplev_main): Likewise.
12302 * c-typeck.c (handle_warn_cast_qual): New static function,
12303 partially broken out of build_c_cast.
12304 (build_c_cast): Call handle_warn_cast_qual.
12305 * doc/invoke.texi (Warning Options): Document new effect of
12308 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
12310 * diagnostic.c (diagnostic_build_prefix): Always print columns.
12311 (diagnostic_report_current_module): Print columns.
12312 * common.opt (flag_show_column): Enable by default.
12314 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
12316 * alias.c (find_base_term): Check for NULL term before returning.
12318 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12320 Revert due to PR40320:
12321 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12322 * calls.c (emit_library_call_value_1): Don't force_operand for move
12325 2009-06-01 Olivier Hainque <hainque@adacore.com>
12326 Eric Botcazou <ebotcazou@adacore.com>
12328 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
12329 to be processed as a bitfield for constructor output purposes.
12330 * output.h (initializer_constant_valid_for_bitfield_p): Declare
12332 * varasm.c (oc_local_state): New type, output_constructor
12333 local state to support communication with helpers.
12334 (oc_outer_state): New type, output_constructor outer state of
12335 relevance in recursive calls.
12336 (output_constructor_array_range): New output_constructor helper,
12337 extracted code for an array range element.
12338 (output_constructor_regular_field): New output_constructor helper,
12339 extracted code for an element that is not a bitfield.
12340 (output_constructor_bitfield): New output_constructor helper,
12341 extracted code for a bitfield element. Accept an OUTER state
12342 argument for recursive processing. Recurse on record or array
12343 CONSTRUCTOR values, possibly past noop conversions.
12344 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
12345 VALUE is a valid constant-valued expression for use in a static
12346 bit-field initializer.
12347 (output_constructor): Rework to use helpers. Accept and honor an
12348 OUTER state argument for recursive calls. Return total size. Be
12349 prepared for nested constructors initializing bitfields.
12350 (output_constant): Feed OUTER in calls to output_constructor.
12352 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12354 * calls.c (emit_library_call_value_1): Don't force_operand for move
12357 2009-06-01 Nick Clifton <nickc@redhat.com>
12359 * doc/invoke.texi (IA-64 Options): Fix typo.
12361 2009-06-01 Ira Rosen <irar@il.ibm.com>
12363 PR tree-optimization/39129
12364 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
12366 (vect_do_peeling_for_loop_bound): Use
12367 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12368 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12369 (vect_loop_versioning): Likewise.
12370 (vect_create_cond_for_alias_checks): Fix indentation.
12371 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
12373 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
12374 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
12375 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
12376 "control flow in loop".
12377 (vect_estimate_min_profitable_iters): Use
12378 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12379 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12380 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
12381 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
12382 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
12383 statement belongs to a group of strided accesses with the exact code
12385 (vectorizable_load): Likewise.
12386 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
12387 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12389 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
12391 * config/freebsd-stdint.h: New file.
12392 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
12393 Add freebsd-stdint.h to tm_file.
12395 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
12397 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
12398 (thumb2_extendhidi2): Likewise.
12400 2009-05-31 Ian Lance Taylor <iant@google.com>
12402 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
12404 2009-05-31 Ian Lance Taylor <iant@google.com>
12406 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
12407 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
12408 (ipa-reference.o): Depend upon gt-ipa-reference.h.
12410 2009-05-31 Jason Merrill <jason@redhat.com>
12412 * tree-pretty-print.c (print_call_name): Take the callee, not the
12413 call itself. Make non-static. Use dump_function_name for functions.
12414 (dump_generic_node): Adjust.
12415 * diagnostic.h: Declare print_call_name.
12416 * gimple-pretty-print.c (dump_gimple_call): Use it.
12418 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12420 * config/sh/sh.md (ashldi3_std): New define_expand.
12423 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12426 * config/sh/sh.c: Include debug.h.
12427 (sh_expand_epilogue): Emit a blockage insn before the frame
12428 pointer adjustment also when dwarf2out_do_frame returns true.
12430 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
12432 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
12433 (thumb2_extendqidi2): New pattern.
12435 2009-05-31 Ira Rosen <irar@il.ibm.com>
12437 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
12438 mark phis for renaming.
12439 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
12440 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
12441 Call mark_sym_for_renaming.
12442 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
12443 * tree-vect-loop.c (vect_transform_loop): Remove
12444 vect_memsyms_to_rename initialization and a call to
12445 mark_set_for_renaming.
12447 2009-05-31 Jakub Jelinek <jakub@redhat.com>
12449 PR middle-end/40304
12450 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
12451 frame related even if !set_cfa && style < 0.
12453 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
12455 * config/i386/mingw-tls.c: New file.
12456 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
12457 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
12458 defining _WIN32 but not __CYGWIN__.
12460 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12462 * configure.ac: Add MPC support.
12464 * config.in, configure: Regenerate.
12466 2009-05-29 Richard Henderson <rth@redhat.com>
12468 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
12469 NOTE_INSN_BASIC_BLOCK.
12470 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
12471 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
12472 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
12474 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
12476 (add_cfi): Disable check redefining cfa away from drap.
12477 (lookup_cfa_1): Add remember argument; handle remember/restore.
12478 (lookup_cfa): Pass remember argument.
12479 (cfa_remember): New.
12480 (compute_barrier_args_size_1): Remove sibcall check.
12481 (dwarf2out_frame_debug_def_cfa): New.
12482 (dwarf2out_frame_debug_adjust_cfa): New.
12483 (dwarf2out_frame_debug_cfa_offset): New.
12484 (dwarf2out_frame_debug_cfa_register): New.
12485 (dwarf2out_frame_debug_cfa_restore): New.
12486 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
12487 (dwarf2out_begin_epilogue): New.
12488 (dwarf2out_frame_debug_restore_state): New.
12489 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
12490 DW_CFA_restore_state.
12491 (output_cfi_directive): Likewise.
12492 (convert_cfa_to_fb_loc_list): Likewise.
12493 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
12494 * dwarf2out.h: Update.
12495 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
12496 (copy_insn_1): Early out for null.
12497 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
12498 and dwarf2out_frame_debug_restore_state.
12499 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
12500 (prologue_insn_hash, epilogue_insn_hash): New.
12501 (free_after_compilation): Adjust freeing accordingly.
12502 (record_insns): Create hash table if needed; push insns into
12503 hash instead of array.
12504 (maybe_copy_epilogue_insn): New.
12505 (contains): Search hash table instead of array.
12506 (sibcall_epilogue_contains): Remove.
12507 (thread_prologue_and_epilogue_insns): Split eh_return insns
12508 and mark them as epilogues.
12509 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
12510 scanning in terms of basic blocks.
12511 * insn-notes.def (CFA_RESTORE_STATE): New.
12512 * jump.c (returnjump_p_1): Accept EH_RETURN.
12513 (eh_returnjump_p_1, eh_returnjump_p): New.
12514 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
12515 CFA_REGISTER, CFA_RESTORE): New.
12516 * rtl.def (EH_RETURN): New.
12517 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
12519 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
12520 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
12522 * config/i386/i386.c (gen_push): Update cfa state.
12523 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
12524 add a CFA_ADJUST_CFA note.
12525 (ix86_dwarf_handle_frame_unspec): Remove.
12526 (ix86_expand_prologue): Update cfa state.
12527 (ix86_emit_restore_reg_using_pop): New.
12528 (ix86_emit_restore_regs_using_pop): New.
12529 (ix86_emit_leave): New.
12530 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
12531 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
12532 * config/i386/i386.h (struct machine_cfa_state): New.
12533 (ix86_cfa_state): New.
12534 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
12535 (eh_return_internal): Merge from eh_return_<mode>,
12536 use eh_return rtx, split w/ epilogue.
12538 2009-05-29 Ian Lance Taylor <iant@google.com>
12540 * builtins.c (validate_gimple_arglist): Don't use va_arg with
12542 * calls.c (emit_library_call_value_1): Likewise.
12544 * c-typeck.c (c_build_va_arg): New function.
12545 * c-tree.h (c_build_va_arg): Declare.
12546 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
12547 instead of build_va_arg.
12549 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
12551 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
12552 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
12553 (ptr_difference_cost): Use affine combinations to compute it.
12554 (difference_cost): Likewise.
12555 (get_computation_cost_at): Compute more accurate cost for addresses
12556 if the ratio is a multiplier allowed in addresses.
12557 For non-addresses, consider that an additional offset or symbol is
12560 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12562 * config/i386/i386.c (ix86_decompose_address): Avoid useless
12563 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
12565 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
12566 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
12567 (prefix_rex): For UNIT_MMX don't imply the prefix by default
12569 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
12570 to 1 for TYPE_SSE{IADD1,CVT1}.
12571 (prefix_vex_imm8): Removed.
12572 (length_vex): Only pass 1 as second argument to
12573 ix86_attr_length_vex_default if prefix_extra is 0.
12574 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
12575 (length): For prefix vex computation use length_immediate
12576 attribute instead of prefix_vex_imm8.
12577 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
12578 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
12579 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
12580 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
12581 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
12582 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
12583 a space in between the operands.
12584 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
12585 if one operand is 0xff and the other one si, di, bp or sp.
12586 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
12587 other one si, di, bp or sp.
12588 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
12589 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
12590 type and mode attributes.
12591 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
12592 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
12593 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
12594 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
12595 prefix_data16 attribute iff MODE_DF.
12596 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
12597 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
12598 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
12599 constm128_operand in length_immediate computation.
12600 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
12601 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
12602 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
12603 length_immediate attribute to 1.
12604 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
12605 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
12606 for certain alternatives.
12607 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
12608 prefix_data16 attribute if MODE_V1DF.
12609 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
12610 length_immediate to 1.
12611 (set_got_rex64, set_rip_rex64): Remove length attribute, set
12612 length_address to 4, set mode attribute to MODE_DI.
12613 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
12614 (fxam<mode>2_i387): Set length attribute to 4.
12615 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
12616 *prefetch_3dnow_rex): Override length_address attribute.
12617 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
12619 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
12620 (constm128_operand): Removed.
12621 * config/i386/i386.c (memory_address_length): For
12622 disp && !index && !base in 64-bit mode account for SIB byte if
12623 print_operand_address can't optimize disp32 into disp32(%rip)
12624 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
12625 for fs: or gs: segment.
12626 (ix86_attr_length_immediate_default): When checking if shortform
12627 is possible, truncate immediate to the length of the non-shortened
12629 (ix86_attr_length_address_default): Ignore MEM_P operands
12631 (ix86_attr_length_vex_default): Only check for DImode on
12632 GENERAL_REG_P operands.
12633 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
12634 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
12635 (sse_cvttps2pi): Clear prefix_rep attribute.
12636 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
12638 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
12639 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
12640 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
12641 iff operand 2 is const_int_operand.
12642 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
12643 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
12644 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
12646 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
12648 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
12649 prefix_data16 attribute for movlpd and movhpd instructions.
12650 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
12651 length_immediate for shufpd instruction.
12652 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
12653 (avx_cmpp<avxmodesuffixf2c><mode>3,
12654 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
12655 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
12656 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
12657 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
12658 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
12659 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
12660 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
12661 prefix_data16 attribute for the first alternative to 1.
12662 (*avx_loadlps): Override length_immediate for the first alternative.
12663 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
12664 attributes for second alternative.
12665 (*vec_concatv2sf_sse4_1): Override length_immediate and
12666 prefix_data16 attributes for second alternative.
12667 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
12668 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
12669 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
12670 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
12671 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
12672 prefix_data16 and length_immediate to 1.
12673 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
12675 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
12676 prefix_extra attribute for variants that don't have 0f prefix alone.
12677 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
12678 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
12679 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
12680 *sse4_1_pextrd): Set length_immediate to 1.
12681 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
12682 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
12684 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
12685 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
12686 length_immediate to 1 for second alternative.
12687 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
12688 prefix_extra and length_immediate attributes for the first
12690 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
12692 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
12693 to 1 for the first and third alternative.
12694 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
12696 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
12698 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
12700 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
12701 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
12702 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
12703 *avx_psign<mode>3): Set prefix_extra attribute to 1.
12704 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
12705 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
12706 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
12707 ssse3_psign<mode>3): Override prefix_rex attribute.
12708 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
12709 (ssse3_palignrti): Override length_immediate to 1.
12710 (ssse3_palignrdi): Override length_immediate to 1, override
12711 prefix_rex attribute.
12712 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
12713 (sse4a_extrqi): Override length_immediate to 2.
12714 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
12715 (sse4a_insertq): Override prefix_data16 to 0.
12716 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
12717 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
12718 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
12719 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
12720 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
12721 and length_immediate to 1.
12722 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
12723 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
12724 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
12725 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
12726 and length_immediate to 1.
12727 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
12728 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
12729 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
12730 avx_ptest256): Override prefix_extra to 1.
12731 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
12732 Override prefix_data16 and length_immediate to 1.
12733 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
12734 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
12735 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
12736 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
12737 prefix_data16 to 0 and prefix_extra to 2.
12738 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
12739 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
12741 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
12742 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
12743 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
12744 and prefix_extra to 2.
12745 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
12746 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
12747 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
12748 avx_vpermilvar<mode>3,
12749 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
12750 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
12751 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
12752 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
12753 Override prefix_extra to 1.
12754 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
12755 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
12756 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
12757 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
12758 prefix_extra and length_immediate to 1.
12759 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
12761 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
12762 to 1 for the first alternative.
12763 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
12764 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
12766 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
12767 *movv2sf_internal_avx, *movv2sf_internal): Override
12768 prefix_rep attribute for certain alternatives.
12769 (*mov<mode>_internal): Override prefix_rep or prefix_data16
12770 attributes for certain alternatives.
12771 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
12772 attributes for certain alternatives.
12773 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
12774 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
12775 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
12776 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
12777 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
12778 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
12779 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
12780 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
12781 length_immediate to 1 if operand 2 is const_int_operand.
12782 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
12783 *vec_extractv2si_1): Set length_immediate attribute to 1.
12784 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
12785 using old 3DNOW insn rather than SSE/3DNOW_A.
12786 (mmx_emms, mmx_femms): Clear modrm attribute.
12788 2009-05-29 Martin Jambor <mjambor@suse.cz>
12790 * tree-sra.c: New implementation of SRA.
12792 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
12793 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
12794 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
12795 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
12796 (SRA_MAX_STRUCTURE_COUNT): Removed.
12797 (SRA_FIELD_STRUCTURE_RATIO): Removed.
12798 * doc/invoke.texi (sra-max-structure-size): Removed.
12799 (sra-field-structure-ratio): Removed.
12801 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12803 PR middle-end/40291
12804 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
12807 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
12809 PR rtl-optimization/40101
12810 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
12811 seqno. Adjust comment.
12812 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
12813 inserting bookkeeping before a jump, the jump is not scheduled.
12814 When no positive seqno found, provide a value. Add comment.
12816 2009-05-29 Richard Guenther <rguenther@suse.de>
12818 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
12819 short-cutting on the first component.
12821 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12823 PR middle-end/39958
12824 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
12825 for trees other than decls/types.
12827 2009-05-29 Richard Guenther <rguenther@suse.de>
12829 * tree-ssa-operands.c (get_expr_operands): Do not handle
12830 INDIRECT_REFs in the handled-component case. Remove
12831 unused get_ref_base_and_extent case.
12832 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
12833 tree_low_cst and host_integerp where possible.
12834 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
12835 codes for equivalence.
12836 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
12838 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
12840 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
12841 to tmake_file for i[34567]86-*-cygwin*.
12843 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12846 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
12847 (altivec_categorize_keyword, init_vector_keywords,
12848 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
12851 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
12853 * tree.c (handle_dll_attribute): Check if node is
12854 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
12856 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12858 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
12860 (thumb2_zero_extendqidi2): Likewise.
12862 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12864 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12865 instead of gen_movrt.
12866 * config/sh/sh.md (movrt): Remove.
12868 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12870 * doc/invoke.texi (IA-64 Options):
12871 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12872 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12873 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12874 -msched-prefer-non-control-spec-insns,
12875 -msched-stop-bits-after-every-cycle,
12876 -msched-count-spec-in-critical-path,
12877 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12878 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12879 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12880 and -msched-spec-verbose.
12882 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12884 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12885 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12887 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12889 2009-05-28 Richard Guenther <rguenther@suse.de>
12891 * tree-ssa-alias.c (ao_ref_init): New function.
12892 (ao_ref_base): Likewise.
12893 (ao_ref_base_alias_set): Likewise.
12894 (ao_ref_alias_set): Likewise.
12895 (refs_may_alias_p_1): Change signature.
12896 (refs_may_alias_p): Adjust.
12897 (refs_anti_dependent_p): Likewise.
12898 (refs_output_dependent_p): Likewise.
12899 (call_may_clobber_ref_p_1): Change signature.
12900 (call_may_clobber_ref_p): Adjust.
12901 (stmt_may_clobber_ref_p_1): New function split out from ...
12902 (stmt_may_clobber_ref_p): ... here.
12903 (maybe_skip_until): Adjust signature.
12904 (get_continuation_for_phi): Likewise.
12905 (walk_non_aliased_vuses): Likewise.
12906 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12907 (ao_ref_init): Declare.
12908 (ao_ref_base): Likewise.
12909 (ao_ref_alias_set): Likewise.
12910 (stmt_may_clobber_ref_p_1): Likewise.
12911 (walk_non_aliased_vuses): Adjust.
12912 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12913 (get_ref_from_reference_ops): remove.
12914 (vn_reference_lookup_2): Adjust signature.
12915 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12916 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12917 (vn_reference_lookup): Adjust.
12918 (vn_reference_insert): Likewise.
12919 (vn_reference_insert_pieces): Adjust signature.
12920 (visit_reference_op_call): Adjust.
12921 * tree-ssa-pre.c (get_expr_type): Simplify.
12922 (phi_translate_1): Adjust.
12923 (compute_avail): Likewise.
12924 (translate_vuse_through_block): Do not re-build trees.
12925 (value_dies_in_block_x): Likewise.
12926 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12928 (vn_reference_lookup_pieces): Adjust declaration.
12929 (vn_reference_insert_pieces): Likewise.
12931 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12933 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12934 with checking disabled.
12936 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12940 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12941 macro definition for support of three-operand format aligned
12942 .comm directive in assembler on cygwin/pe/mingw target OS.
12943 * configure: Regenerate.
12944 * config.h: Regenerate.
12946 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
12947 aligned form of .comm directive if -mpe-aligned-commons is in effect.
12948 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
12950 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
12951 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
12953 2009-05-28 Ira Rosen <irar@il.ibm.com>
12955 PR tree-optimization/40254
12956 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
12957 in analysis of basic blocks.
12959 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
12961 PR middle-end/33699
12962 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
12963 * target-def.h (TARGET_CONST_ANCHOR): New macro.
12964 (TARGET_INITIALIZER): Use it.
12965 * cse.c (CHEAPER): Move it up to the other macros.
12966 (insert): Rename this ...
12967 (insert_with_costs): ... to this. Add cost parameters. Update
12969 (insert): New function. Call insert_with_costs.
12970 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
12971 find_reg_offset_for_const, try_const_anchors): New functions.
12972 (cse_insn): Call try_const_anchors. Adjust cost of src_related
12973 when using a const-anchor. Call insert_const_anchors.
12974 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
12975 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
12977 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12979 * tree-inline.c (remap_decls): Enable nonlocalized variables
12980 when not optimizing.
12982 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12984 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
12985 Simplify other tests involving optimize.
12987 2009-05-27 Tom Tromey <tromey@redhat.com>
12989 * unwind-dw2.c (_Unwind_DebugHook): New function.
12990 (uw_install_context): Call _Unwind_DebugHook.
12992 2009-05-27 Tom Tromey <tromey@redhat.com>
12994 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
12996 2009-05-27 Ian Lance Taylor <iant@google.com>
12998 * Makefile.in (LINKER, LINKER_FLAGS): Define.
12999 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
13000 (ALL_LINKERFLAGS): Define.
13001 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
13002 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13003 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
13004 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13005 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
13006 $(LINKER_FOR_BUILD).
13007 (build/gcov-iov$(build_exeext)): Likewise.
13009 2009-05-27 Julian Brown <julian@codesourcery.com>
13011 * gcse.c (target.h): Include.
13012 (can_assign_to_reg_without_clobbers_p): Check that the target allows
13013 copy of argument to a pseudo register.
13015 2009-05-27 Diego Novillo <dnovillo@google.com>
13017 * tree-ssa-live.c (dump_scope_block): Document arguments.
13018 (dump_scope_blocks): Document.
13019 (debug_scope_blocks): New.
13020 * tree-flow.h (debug_scope_blocks): Declare.
13022 2009-05-21 Denis Chertykov <denisc@overta.ru>
13024 * doc/contrib.texi (Contributors): Add myself to the list.
13026 2009-05-27 Olivier Hainque <hainque@adacore.com>
13028 * expr.c (target_align): New function. Alignment the TARGET of an
13029 assignment may be assume to have.
13030 (highest_pow2_factor_for_target): Use it instead of relying on
13031 immediate tree attributes of TARGET, not necessarily honored when
13032 intermediate bitfields are involved.
13034 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
13037 * config/i386/driver-i386.c (host_detect_local_cpu): Support
13038 AVX, SSE4, AES, PCLMUL and POPCNT.
13040 2009-05-27 Diego Novillo <dnovillo@google.com>
13042 * tree-pretty-print.c (dump_location): New.
13043 (dump_generic_node): Call it.
13044 Factor code to handle BLOCK nodes ...
13045 (dump_block_node): ... here.
13047 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
13049 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
13051 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
13053 * gcc-plugin.h: Include config.h and system.h.
13054 (IN_GCC): Define if not defined.
13056 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
13058 PR middle-end/40249
13059 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
13062 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
13064 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
13066 * config/m32r/m32r.h: Ditto.
13067 * config/m32r/m32r.md: Ditto.
13068 * config/m32r/predicates.md: Ditto.
13070 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
13072 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
13074 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
13077 (Loading plugins): typo.
13078 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
13079 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13080 (Interacting with the GCC Garbage Collector): Added new section.
13081 (Giving information about a plugin): Added new section for
13083 * ggc.h (ggc_register_root_tab): Added declaration.
13084 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
13085 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
13086 (register_callback): Improved comment in declaration.
13087 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
13088 (extra_root_vec) Added static variable for dynamic roots registration.
13089 (ggc_register_root_tab) Added new routine.
13090 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
13091 PLUGIN_GGC_MARKING event.
13092 * ggc-zone.c: Include plugin.h.
13093 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13094 * ggc-page.c: Include plugin.h.
13095 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13096 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
13097 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
13098 (register_callback): check lack of callbacks for
13099 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
13100 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
13101 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
13102 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13103 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
13104 dependency on plugin.h.
13105 (plugin.o): Added dependency on ggc.h...
13107 2009-05-26 Richard Guenther <rguenther@suse.de>
13109 PR middle-end/40248
13111 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13112 with mismatched comparison modes.
13114 * expr.c (expand_expr_real_1): Expand the operand of a
13115 VIEW_CONVERT_EXPR in its natural mode.
13117 2009-05-26 Ian Lance Taylor <iant@google.com>
13119 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
13120 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
13121 (ALL_COMPILERFLAGS): Define.
13122 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
13123 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13124 (collect2$(exeext), collect2.o): Likewise.
13125 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
13126 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
13127 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
13128 (libbackend.o, intl.o, cppdefault.o): Likewise.
13129 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13130 (build/%.o): Use $(COMPILER_FOR_BUILD).
13131 (build/gen%$(build_exeext)): Likewise.
13132 (build/gcov-iov$(build_exeext)): LIkewise.
13133 * config/t-darwin (darwin.o): Use $(COMPILER).
13134 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
13135 * config/t-sol2 (sol2-c.o): Likewise.
13136 (sol2.o): Likewise.
13137 * config/t-vxworks (vxworks.o): Likewise.
13138 * config/x-darwin (host-darwin.o): Likewise.
13139 * config/x-hpux (host-hpux.o): Likewise.
13140 * config/x-linux (host-linux.o): Likewise.
13141 * config/x-solaris (host-solaris.o): Likewise.
13142 * config/alpha/x-alpha (driver-alpha.o): Likewise.
13143 * config/arm/t-arm (arm-c.o): Likewise.
13144 * config/arm/t-pe (pe.o): Likewise.
13145 * config/arm/t-wince-pe (pe.o): Likewise.
13146 * config/i386/t-cygming (winnt.o): Likewise.
13147 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
13148 * config/i386/t-cygwin (cygwin1.o): Likewise.
13149 (cygwin2.o): Likewise.
13150 * config/i386/t-i386 (i386-c.o): Likewise.
13151 * config/i386/t-interix (winnt.o): Likewise.
13152 * config/i386/t-netware (netware.o): Likewise.
13153 * config/i386/t-nwld (nwld.o): Likewise.
13154 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
13155 * config/i386/x-i386 (driver-i386.o): Likewise.
13156 * config/i386/x-cygwin (host-cygwin.o): Likewise.
13157 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
13158 * config/ia64/t-ia64 (ia64-c.o): Likewise.
13159 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
13160 * config/mips/x-native (driver-native.o): Likewise.
13161 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
13162 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
13163 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
13164 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
13165 * config/score/t-score-elf (score7.o): Likewise.
13166 (score3.o): Likewise.
13167 * config/sh/t-sh (sh-c.o): Likewise.
13168 * config/sh/t-symbian (sh-c.o): Likewise.
13169 (symbian.o): Likewise.
13170 * config/spu/t-spu-elf (spu-c.o): Likewise.
13171 * config/v850/t-v850 (v850-c.o): Likewise.
13172 * config/v850/t-v850e (v850-c.o): Likewise.
13174 2009-05-26 Richard Guenther <rguenther@suse.de>
13176 PR tree-optimization/40122
13177 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
13178 VECTOR_CSTs if possible.
13179 (fold_gimple_assign): Likewise.
13181 2009-05-26 Richard Guenther <rguenther@suse.de>
13183 PR middle-end/40252
13184 * fold-const.c (fold_binary): Use the correct types for building
13187 2009-05-26 Richard Guenther <rguenther@suse.de>
13189 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
13190 redundant calls to merge_alias_info.
13191 (bump_vector_ptr): Likewise.
13192 * tree-ssa-copy.c (merge_alias_info): Remove.
13193 (replace_exp_1): Remove call to merge_alias_info.
13194 (propagate_tree_value): Likewise.
13195 (fini_copy_prop): Propagate points-to info.
13196 * tree-flow.h (merge_alias_info): Remove.
13198 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13200 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
13202 2009-05-25 Jan Hubicka <jh@suse.cz>
13204 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13205 * cgraph.h (struct inline_summary): New filed self_wize,
13206 size_inlining_benefit, self_time and time_inlining_benefit.
13207 (struct cgraph_global_info): Replace insns by time ans size fields.
13208 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13209 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13210 (ipcp_update_callgraph): Do not touch function bodies.
13211 * ipa-inline.c: Include except.h
13212 (MAX_TIME): New constant.
13213 (overall_insns): Remove.
13214 (leaf_node_p): New.
13215 (overall_size, max_benefit): New static variables.
13216 (cgraph_estimate_time_after_inlining): New function.
13217 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13218 (cgraph_clone_inlined_nodes): Update size.
13219 (cgraph_mark_inline_edge): Update size.
13220 (cgraph_estimate_growth): Use size info.
13221 (cgraph_check_inline_limits): Check size.
13222 (cgraph_default_inline_p): Likewise.
13223 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13224 (cgraph_decide_recursive_inlining): Check size.
13225 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13227 (cgraph_decide_inlining): Likewise.
13228 (cgraph_decide_inlining_incrementally): Likewise; honor
13229 PARAM_EARLY_INLINING_INSNS.
13230 (likely_eliminated_by_inlining_p): New predicate.
13231 (estimate_function_body_sizes): New function.
13232 (compute_inline_parameters): Use it.
13233 * except.c (must_not_throw_labels): New function.
13234 * except.h (must_not_throw_labels): Declare.
13235 * tree-inline.c (init_inline_once): Kill inlining_weigths
13236 * tree-ssa-structalias.c: Avoid uninitialized warning.
13237 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13238 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13239 (PARAM_INLINE_CALL_COST): Remove.
13240 (PARAM_EARLY_INLINING_INSNS): New.
13242 2009-05-25 Richard Guenther <rguenther@suse.de>
13244 PR tree-optimization/36327
13245 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
13246 callback for reference translation or lookup at the point of may-defs.
13247 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
13248 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
13249 for union COMPONENT_REFs.
13250 (vn_reference_lookup_3): New callback. Lookup from memset
13251 and CONSTRUCTOR assignment, translate through struct copies.
13252 (vn_reference_lookup_pieces): Make sure to not free the
13253 passed operands array. Adjust walk_non_aliased_vuses call.
13254 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
13255 make sure we do not leak memory.
13257 2009-05-25 Richard Guenther <rguenther@suse.de>
13259 * tree-ssa-alias.h (dump_points_to_solution): Declare.
13260 * tree-inline.c (expand_call_inline): Reset the escaped and
13261 callused solutions.
13262 * tree-ssa-structalias.c (pass_build_ealias): New.
13263 * tree-pass.h (pass_build_ealias): Declare.
13264 * passes.c (init_optimization_passes): Add PTA during
13265 early optimizations.
13266 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
13267 and CALLUSED solutions.
13268 (dump_points_to_solution): New function, split out from ...
13269 (dump_points_to_info_for): ... here.
13270 * tree-parloops.c (parallelize_loops): Reset the escaped and
13271 callused solutions.
13273 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13276 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
13277 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
13279 2009-05-25 Ira Rosen <irar@il.ibm.com>
13281 PR tree-optimization/40238
13282 * tree-vect-stmts.c (vect_init_vector): Insert initialization
13283 statements after basic block's labels.
13284 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
13285 to free the allocated memory.
13287 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
13289 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
13290 return address with a USE.
13292 2009-05-24 Richard Guenther <rguenther@suse.de>
13294 PR middle-end/40233
13295 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
13296 array type from the main variant of the inner type.
13298 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13300 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
13301 definition to bool (from int) to un-break build.
13302 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
13304 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
13306 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
13307 discard_stmt_changes): Delete.
13308 * tree-ssa-operands.c (scb_stack): Delete.
13309 (init_ssa_operands): Do not initialize it.
13310 (fini_ssa_operands): Do not free it.
13311 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
13313 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
13314 update_stmt, remove the others. Fix comments.
13315 * tree-dfa.c (optimize_stack_restore): Likewise.
13316 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
13317 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
13318 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13319 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
13321 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
13322 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
13323 (dom_opt_finalize_block): Likewise, adjusting access to
13325 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
13326 (stmts_to_rescan): Change item type to gimple.
13327 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
13329 2009-05-24 Ira Rosen <irar@il.ibm.com>
13331 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
13332 * tree-pass.h (pass_slp_vectorize): New pass.
13333 * params.h (SLP_MAX_INSNS_IN_BB): Define.
13334 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
13335 * tree-vectorizer.c (timevar.h): Include.
13336 (user_vect_verbosity_level): Declare.
13337 (vect_location): Fix comment.
13338 (vect_set_verbosity_level): Update user_vect_verbosity_level
13339 instead of vect_verbosity_level.
13340 (vect_set_dump_settings): Add an argument. Ignore user defined
13341 verbosity if dump flags require higher level of verbosity. Print to
13342 stderr only for loop vectorization.
13343 (vectorize_loops): Update call to vect_set_dump_settings.
13344 (execute_vect_slp): New function.
13345 (gate_vect_slp): Likewise.
13346 (struct gimple_opt_pass pass_slp_vectorize): New.
13347 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
13348 access its members.
13349 (vec_info_for_bb): New function.
13350 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
13351 (VECTORIZATION_ENABLED): New macro.
13352 (SLP_ENABLED, SLP_DISABLED): Likewise.
13353 (vect_is_simple_use): Add bb_vec_info argument.
13354 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
13355 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
13356 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
13357 vect_schedule_slp, vect_analyze_slp): Likewise.
13358 (vect_analyze_stmt): Add slp_tree argument.
13359 (find_bb_location): Declare.
13360 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
13361 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
13362 (vect_analyze_loop_operations, vect_analyze_loop,
13363 get_initial_def_for_induction, vect_create_epilog_for_reduction,
13364 vect_finalize_reduction, vectorizable_reduction,
13365 vectorizable_live_operation, vect_transform_loop): Likewise.
13366 * tree-data-ref.c (dr_analyze_innermost): Update comment,
13367 skip evolution analysis if analyzing a basic block.
13368 (dr_analyze_indices): Likewise.
13369 (initialize_data_dependence_relation): Skip the test whether the
13370 object is invariant for basic blocks.
13371 (compute_all_dependences): Skip dependence analysis for data
13372 references in basic blocks.
13373 (find_data_references_in_stmt): Don't fail in case of invariant
13374 access in basic block.
13375 (find_data_references_in_bb): New function.
13376 (find_data_references_in_loop): Move code to
13377 find_data_references_in_bb and add a call to it.
13378 (compute_data_dependences_for_bb): New function.
13379 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
13380 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
13382 (vect_analyze_data_ref_dependence): Check for interleaving in case of
13383 unknown dependence in basic block and fail in case of dependence in
13385 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
13386 dependence instances from either loop or basic block vectorization
13388 (vect_compute_data_ref_alignment): Check if it is loop vectorization
13389 before calling nested_in_vect_loop_p.
13390 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
13391 dependence instances from either loop or basic block vectorization
13393 (vect_verify_datarefs_alignment): Likewise.
13394 (vect_enhance_data_refs_alignment): Adjust function calls.
13395 (vect_analyze_data_refs_alignment): Likewise.
13396 (vect_analyze_group_access): Fix printing. Skip different checks if
13397 DR_STEP is 0. Keep strided stores either in loop or basic block
13398 vectorization data structure. Fix indentation.
13399 (vect_analyze_data_ref_access): Fix comments, allow zero step in
13401 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
13402 dependence instances from either loop or basic block vectorization
13404 (vect_analyze_data_refs): Update comment. Call
13405 compute_data_dependences_for_bb to analyze basic blocks.
13406 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
13407 case of loop vectorization. In case of basic block vectorization use
13408 data-ref itself as a base.
13409 (vect_create_data_ref_ptr): In case of basic block vectorization:
13410 don't advance the pointer, add new statements before the current
13411 statement. Adjust function calls.
13412 (vect_supportable_dr_alignment): Support only aligned accesses in
13413 basic block vectorization.
13414 * common.opt (ftree-slp-vectorize): New flag.
13415 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
13416 (vect_pattern_recog_1): Likewise.
13417 * tree-vect-stmts.c (process_use): Likewise.
13418 (vect_init_vector): Add new statements in the beginning of the basic
13419 block in case of basic block SLP.
13420 (vect_get_vec_def_for_operand): Adjust function calls.
13421 (vect_finish_stmt_generation): Likewise.
13422 (vectorizable_call): Add assert that it is loop vectorization, adjust
13424 (vectorizable_conversion, vectorizable_assignment): Likewise.
13425 (vectorizable_operation): In case of basic block SLP, take
13426 vectorization factor from statement's type and skip the relevance
13427 check. Adjust function calls.
13428 (vectorizable_type_demotion): Add assert that it is loop
13429 vectorization, adjust function calls.
13430 (vectorizable_type_promotion): Likewise.
13431 (vectorizable_store): Check for outer loop only in case of loop
13432 vectorization. Adjust function calls. For basic blocks, skip the
13433 relevance check and don't advance pointers.
13434 (vectorizable_load): Likewise.
13435 (vectorizable_condition): Add assert that it is loop vectorization,
13436 adjust function calls.
13437 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
13438 that it is not reduction, get vector type, call only supported
13439 functions, skip loop specific parts.
13440 (vect_transform_stmt): Check for outer loop only in case of loop
13442 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
13443 (vect_is_simple_use): Fix comment, add new argument, fix conditions
13444 for external definition.
13445 * passes.c (pass_slp_vectorize): New pass.
13446 * tree-vect-slp.c (find_bb_location): New function.
13447 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
13448 check for patterns only in loops.
13449 (vect_build_slp_tree): Add argument, adjust function calls, fail in
13450 case of multiple types in basic block SLP.
13451 (vect_mark_slp_stmts_relevant): New function.
13452 (vect_supported_load_permutation_p): Fix comment.
13453 (vect_analyze_slp_instance): Add argument. In case of basic block
13454 SLP, take vectorization factor from statement's type, check that
13455 unrolling factor is 1. Adjust function call. Save SLP instance in
13456 either loop or basic block vectorization structure. Return FALSE,
13458 (vect_analyze_slp): Add argument. Get strided stores groups from
13459 either loop or basic block vectorization structure. Return FALSE
13460 if basic block SLP failed.
13461 (new_bb_vec_info): New function.
13462 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
13463 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
13464 (vect_schedule_slp): Add argument. Get SLP instances from either
13465 loop or basic block vectorization structure. Set vectorization factor
13466 to be 1 for basic block SLP.
13467 (vect_slp_transform_bb): New function.
13468 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
13470 2009-05-23 Mark Mitchell <mark@codesourcery.com>
13472 * final.c (shorten_branches): Do not align labels for jump tables.
13473 (final_scan_insn): Use JUMP_TABLE_DATA_P.
13475 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
13477 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
13478 Remove outdated reference to flow.c and fix nits.
13479 * doc/gccint.texi: Tweak RTL description.
13480 * doc/rtl.texi: Likewise.
13482 2009-05-23 Denis Chertykov <chertykov@gmail.com>
13484 * config/avr/avr.c: Change my email address.
13485 * config/avr/avr.h: Likewise.
13486 * config/avr/avr.md: Likewise.
13487 * config/avr/avr-protos.h: Likewise.
13488 * config/avr/libgcc.S: Likewise.
13490 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
13492 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
13493 (spu_split_load, spu_split_store): Change return type to int.
13494 (spu_split_convert): Declare.
13495 * config/spu/predicates.md (spu_mem_operand): Remove.
13496 (spu_mov_operand): Update.
13497 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
13498 * config/spu/spu.c (regno_aligned_for_load): Remove.
13499 (reg_aligned_for_addr, spu_expand_load): Define.
13500 (spu_expand_extv): Reimplement and handle MEM.
13501 (spu_expand_insv): Handle MEM.
13502 (spu_sched_reorder): Handle insn's with length 0.
13503 (spu_legitimate_address_p): Reimplement.
13504 (store_with_one_insn_p): Return TRUE for any mode with size
13505 larger than 16 bytes.
13506 (address_needs_split): Define.
13507 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
13509 (spu_convert_move): Define.
13510 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
13511 (spu_split_store): Change all MEM's to TImode.
13512 (spu_init_expanders): Preallocate registers that correspond to
13513 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
13515 (spu_split_convert): Define.
13516 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
13517 (_move<mode>, _movdi, _movti): Update predicate and condition.
13518 (load, store): Change to define_split.
13519 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
13521 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
13522 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
13523 define_insn_and_split of lshr<mode>3.
13524 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
13525 (<v>ashr<mode>3_imm): Define.
13526 (extv, extzv, insv): Allow MEM operands.
13527 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
13528 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
13529 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
13530 (_spu_convert2): Change to define_insn_and_split and remove the
13531 corresponding define_peephole2.
13532 (stack_protect_set, stack_protect_test, stack_protect_test_si):
13533 Change predicates to memory_operand.
13535 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13537 * config/arm/thumb2.md: Add 16-bit multiply instructions.
13539 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
13541 PR tree-optimization/40219
13542 * tree.c (iterative_hash_expr): Make sure the builtin function is
13543 a normal builtin function and not a front end or back end builtin
13544 before indexing into the built_in_decls array.
13546 2009-05-22 Richard Guenther <rguenther@suse.de>
13548 PR middle-end/38964
13549 * alias.c (write_dependence_p): Do not use TBAA for answering
13550 anti-dependence or output-dependence.
13551 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
13552 (emit_pointer_definition): Remove.
13553 (emit_alias_warning): Likewise.
13554 (find_what_var_points_to): Remove TBAA pruning code.
13555 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
13557 (compute_points_to_sets): Remove code computing the set of
13558 dereferenced pointers.
13559 * tree-data-ref.c (dr_may_alias_p): Properly use the split
13560 oracle for querying anti and output dependencies.
13561 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
13562 if TBAA may be applied.
13563 (refs_anti_dependent_p): New function.
13564 (refs_output_dependent_p): Likewise.
13565 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
13566 (refs_output_dependent_p): Likewise.
13567 * doc/tree-ssa.texi (Memory model): New section.
13568 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13569 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13570 * cfgexpand.c (expand_gimple_basic_block): Do not handle
13571 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
13572 * expr.c (expand_expr_real_1): Likewise.
13573 * gimple-low.c (lower_stmt): Likewise.
13574 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
13575 (dump_gimple_cdt): Remove.
13576 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13577 (gimple_size): Likewise.
13578 (walk_gimple_op): Likewise.
13579 (is_gimple_stmt): Likewise.
13580 (walk_stmt_load_store_addr_ops): Likewise.
13581 (gimple_build_cdt): Remove.
13582 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13583 * gimple.h (gimple_cdt_new_type): Remove.
13584 (gimple_cdt_new_type_ptr): Likewise.
13585 (gimple_cdt_set_new_type): Likewise.
13586 (gimple_cdt_location): Likewise.
13587 (gimple_cdt_location_ptr): Likewise.
13588 (gimple_cdt_set_location): Likewise.
13589 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13590 * tree-cfg.c (remove_useless_stmts_1): Do not handle
13591 GIMPLE_CHANGE_DYNAMIC_TYPE.
13592 (verify_types_in_gimple_stmt): Likewise.
13593 * tree-inline.c (estimate_num_insns): Likewise.
13594 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
13595 (copy_decl_to_var): Likewise.
13596 (copy_result_decl_to_var): Likewise.
13597 * tree-pretty-print.c (dump_generic_node): Do not handle
13598 CHANGE_DYNAMIC_TYPE_EXPR.
13599 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13600 * tree-ssa-operands.c (get_expr_operands): Likewise.
13601 * tree-ssa-structalias.c (struct variable_info): Remove
13602 no_tbaa_pruning member.
13603 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
13604 (unify_nodes): Do not copy it.
13605 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13606 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
13607 (set_uids_in_ptset): Do not check it.
13608 (find_what_var_points_to): Likewise.
13609 (compute_tbaa_pruning): Remove.
13610 (compute_points_to_sets): Do not call it.
13611 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13612 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13613 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
13614 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
13615 (DECL_NO_TBAA_P): Likewise.
13616 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
13617 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
13618 (expand_omp_atomic_pipeline): Do not set it.
13619 * print-tree.c (print_node): Do not dump it.
13620 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13623 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
13626 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
13629 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13631 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
13634 2009-05-22 Ben Elliston <bje@au.ibm.com>
13636 * Makefile.in (bversion.h, s-bversion): New targets.
13637 (TOPLEV_H): Add bversion.h.
13638 * toplev.h: Include "bversion.h".
13639 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
13640 the __format__ attribute only if compiling with the same version
13641 of GCC as the sources (the "build version").
13643 2009-05-22 Ben Elliston <bje@au.ibm.com>
13645 * c-format.c (handle_format_attribute): Fix comment typo.
13647 2009-05-21 Steve Ellcey <sje@cup.hp.com>
13650 * config/ia64/ia64.opt (mfused-madd): New.
13651 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
13652 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
13653 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
13654 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
13655 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
13656 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
13657 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
13658 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
13659 instruction if !TARGET_FUSED_MADD.
13660 (fpma, fpms): Remove colon from name.
13662 2009-05-22 Richard Guenther <rguenther@suse.de>
13664 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
13665 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
13666 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
13668 (create_expression_by_pieces): Only convert if necessary.
13669 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
13670 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
13672 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
13674 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
13675 regular pattern from a template and rename it ...
13676 (*extzv_truncsi_exts): ... to this.
13678 2009-05-21 Richard Guenther <rguenther@suse.de>
13680 * cgraph.h (struct cgraph_node): Remove inline_decl member.
13681 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
13682 (cgraph_default_inline_p): Likewise.
13683 (cgraph_decide_inlining_incrementally): Likewise.
13685 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
13686 Uros Bizjak <ubizjak@gmail.com>
13688 * config/i386/cpuid.h (bit_MOVBE): New.
13690 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
13692 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
13693 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
13694 (ix86_handle_option): Handle OPT_mmovbe.
13695 (ix86_target_string): Add -mmovbe.
13696 (pta_flags): Add PTA_MOVBE.
13697 (processor_alias_table): Add PTA_MOVBE to "atom".
13698 (override_options): Handle PTA_MOVBE.
13700 * config/i386/i386.h (TARGET_MOVBE): New.
13702 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
13703 (*bswapsi_movbe): New.
13704 (*bswapdi_movbe): Likewise.
13705 (bswapdi2): Renamed to ...
13706 (*bswapdi_1): This.
13707 (bswapdi2): New expander.
13709 * config/i386/i386.opt (mmovbe): New.
13711 * doc/invoke.texi: Document -mmovbe.
13713 2009-05-21 Taras Glek <tglek@mozilla.com>
13715 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
13716 * gcc-plugin.h (plugin_init): Updated signature.
13717 * gcc-plugin.h (plugin_name_args): Moved to this header.
13718 * doc/plugins.texi (plugin_init): Updated documention to reflect
13720 * doc/plugins.texi (plugin_name_args): Added to documention.
13722 2009-05-21 Mark Mitchell <mark@codesourcery.com>
13724 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
13725 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
13727 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
13729 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
13730 JUMP_TABLE_DATA_P predicates where applicable.
13731 * config/i386/predicates.md: Ditto.
13732 * config/i386/sse.md: Ditto.
13734 2009-05-21 Jakub Jelinek <jakub@redhat.com>
13736 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
13737 operand2 -128 override length_immediate attribute to 1.
13738 * config/i386/predicates.md (constm128_operand): New predicate.
13740 * config/i386/i386.c (memory_address_length): Handle %r12
13741 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
13743 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
13744 mode look through optional ZERO_EXTEND and SUBREG.
13745 * config/i386/i386.md (R12_REG): New define_constant.
13746 (prefix_data16): For sse unit set also for MODE_TI insns.
13747 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
13748 insns set if operand 1 is ext_QIreg_operand.
13749 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
13750 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
13752 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
13753 mode from MODE_DI to MODE_SI.
13754 (movdi_1_rex64): Override modrm and length_immediate attributes
13755 only for movabs (TYPE_IMOV, alternative 2).
13756 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
13757 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
13758 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
13759 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
13760 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
13761 prefix_rex attribute if DImode.
13762 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
13763 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
13764 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
13765 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
13766 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
13767 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
13768 Likewise. For TYPE_IMOV clear length_immediate attribute.
13769 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
13770 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
13771 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
13772 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
13773 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
13774 or one operand TYPE_ISHIFT.
13775 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
13776 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
13777 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
13778 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
13779 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
13780 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
13781 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
13782 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
13783 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
13784 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
13785 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
13786 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
13787 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
13788 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
13789 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
13790 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
13791 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
13792 set mode attribute, don't override length attribute.
13793 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
13795 (return_internal_long): Set length attribute to 2 instead of 1.
13796 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
13797 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
13798 prefix_rex attribute.
13799 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
13801 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
13803 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13805 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
13807 2009-05-20 Ian Lance Taylor <iant@google.com>
13809 * tree.c (build_tree_list_vec_stat): New function.
13810 (ctor_to_vec): New function.
13811 (build_nt_call_vec): New function.
13812 (build_call_array): Change args to be a const pointer.
13813 (build_call_vec): New function.
13814 * tree.h (build_nt_call_vec): Declare.
13815 (build_tree_list_vec_stat): Declare.
13816 (build_tree_list_vec): Define.
13817 (build_call_array): Update declaration.
13818 (build_call_vec): Declare.
13819 (ctor_to_vec): Declare.
13820 * c-common.c (tree_vector_cache): New static variable.
13821 (make_tree_vector): New function.
13822 (release_tree_vector): New function.
13823 (make_tree_vector_single): New function.
13824 (make_tree_vector_copy): New function.
13825 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
13826 (make_tree_vector_single, make_tree_vector_copy): Declare.
13827 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
13828 (c_parser_expr_list): Don't manage cache here, instead call
13830 (c_parser_release_expr_list): Remove static function.
13831 (c_parser_vec_to_tree_list): Remove static function.
13832 (c_parser_attributes): Call build_tree_list_vec instead of
13833 c_parser_vec_to_tree_list. Call release_tree_vector instead of
13834 c_parser_release_expr_list.
13835 (c_parser_postfix_expression_after_primary): Likewise.
13836 (c_parser_objc_keywordexpr): Likewise.
13838 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
13840 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
13841 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
13842 TARGET_CONVERT_TO_TYPE.
13843 * hooks.c (hook_tree_const_tree_null): Define.
13844 * hooks.h (hook_tree_const_tree_null): Declare.
13845 * target.h (struct gcc_target): Add invalid_parameter_type,
13846 invalid_return_type, promoted_type, and convert_to_type fields.
13847 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
13848 (TARGET_INVALID_RETURN_TYPE): Define.
13849 (TARGET_PROMOTED_TYPE): Define.
13850 (TARGET_CONVERT_TO_TYPE): Define.
13851 (TARGET_INITIALIZER): Update for new fields.
13852 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
13853 (grokparms): Check targetm.invalid_parameter_type.
13854 * c-typeck.c (default_conversion): Check targetm.promoted_type.
13855 * c-convert.c (convert): Check targetm.convert_to_type.
13857 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13859 * config/mips/mips.md (*extenddi_truncate<mode>,
13860 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
13862 (*extendhi_truncateqi): New define_insn_and_sptit.
13864 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13866 PR middle-end/40204
13867 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13868 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13870 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13872 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13873 the operand of VIEW_CONVERT_EXPR.
13875 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13877 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13878 extended family and model for Intel processors. Support Intel Atom.
13880 2009-05-20 Olivier Hainque <hainque@adacore.com>
13882 * gstab.h (stab_code_type): Define, to be used instead of the
13883 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13885 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13886 occurrences by stab_code_type.
13887 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13889 2009-05-20 Martin Jambor <mjambor@suse.cz>
13891 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13892 (sra_insert_before): Likewise.
13893 (sra_insert_after): Likewise.
13894 (sra_init_cache): Likewise.
13895 (sra_type_can_be_decomposed_p): Likewise.
13896 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13897 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13898 (sra_insert_before): Likewise.
13899 (sra_insert_after): Likewise.
13900 (sra_init_cache): Likewise.
13901 (insert_edge_copies_seq): Made static and moved upwards.
13903 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13906 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13908 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13909 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13912 2009-05-20 Richard Guenther <rguenther@suse.de>
13914 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13915 with mismatched comparison modes.
13917 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13919 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13920 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13921 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13922 with shifts for Thumb2.
13923 (orsi_notsi): New for orn.
13924 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13925 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13926 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13927 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13928 Don't invert remainder for IOR.
13930 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13932 PR tree-optimization/40087
13933 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13934 number_of_iterations_ne): Rename never_infinite argument.
13935 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13936 number_of_iterations_le): Handle pointer-type ivs when
13937 exit_must_be_taken is false.
13938 (number_of_iterations_cond): Do not always assume that
13939 exit_must_be_taken if the control variable is a pointer.
13941 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13943 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13944 * doc/extend.texi (Vector Extension): Document that % is allowed too.
13946 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
13948 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
13949 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
13951 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13954 * c.opt (Wlogical-op): Disabled by default.
13955 * c-opt (c_common_post_options): Do not enable Wlogical-op with
13957 * doc/invoke.texi (Wlogical-op): Likewise.
13959 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
13961 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
13963 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
13964 Propagate the type of the first operand.
13965 <ASSERT_EXPR>: Simplify.
13966 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
13967 Rewrite using the RHS code as discriminant.
13968 <NOP_EXPR>: Turn into CASE_CONVERT.
13969 <PLUS_EXPR>: Propagate the type of the first operand.
13971 2009-05-19 Steve Ellcey <sje@cup.hp.com>
13973 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
13974 (ia64_dconst_0_375): New.
13975 * config/ia64/ia64.c (ia64_override_options): Remove
13976 -minline-sqrt-min-latency warning.
13977 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
13978 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
13979 * config/ia64/ia64.md (*sqrt_approx): Remove.
13980 (sqrtsf2): Remove #if 0.
13981 (sqrtsf2_internal_thr): Rewrite and move to div.md.
13982 (sqrtdf): Remove assert.
13983 (sqrtdf2_internal_thr): Rewrite and move to div.md.
13984 (sqrtxf2): Remove #if 0.
13985 (sqrtxf2_internal_thr): Rewrite and move to div.md.
13986 * div.md (sqrt_approx_rf): New.
13987 (sqrtsf2_internal_thr): New implementation.
13988 (sqrtsf2_internal_lat): New.
13989 (sqrtdf2_internal_thr: New implementation.
13990 (sqrtxf2_internal): New implementation.
13992 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
13993 Hans-Peter Nilsson <hp@axis.com>
13995 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
13996 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
13997 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
13998 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
13999 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
14000 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
14001 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
14002 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
14003 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
14004 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
14005 * c-common.c: ...from here.
14007 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
14009 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
14011 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14013 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
14015 2009-05-19 Ben Elliston <bje@au.ibm.com>
14017 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
14018 assignments with memcpy calls.
14019 (add_fdes): Likewise.
14020 (binary_search_unencoded_fdes): Likewise.
14021 (linear_search_fdes): Eliminate type puns.
14023 2009-05-19 Richard Guenther <rguenther@suse.de>
14025 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
14026 not falsely claim to have propagated into all uses.
14028 2009-05-19 Ben Elliston <bje@au.ibm.com>
14030 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
14033 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14035 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
14036 * config/sh/sh.c (sh_legitimate_address_p): Make static.
14037 (TARGET_LEGITIMATE_ADDRESS_P): New.
14038 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14039 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14041 2009-05-18 Dodji Seketeli <dodji@redhat.com>
14044 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
14045 child of the containing namespace's DIE.
14047 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
14049 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
14050 *zero_extendhi_truncqi): Move after the zero_extend patterns.
14051 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
14054 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
14057 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
14058 gen_align with gen_pad.
14059 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
14060 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
14062 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
14063 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
14065 * config/i386/i386.md (align): Renamed to ...
14066 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
14067 ASM_OUTPUT_MAX_SKIP_PAD.
14069 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
14071 * config.gcc: Fix variable syntax.
14074 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
14075 before calling exact_log2.
14076 (output_iorsi3): Likewise.
14077 (output_xorsi3): Likewise.
14079 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
14081 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
14082 for the none zero constant operand except for EQ and NE
14083 comprisons even when the first operand is R0.
14085 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
14087 * config/s390/2064.md: Remove trailing whitespaces.
14088 * config/s390/2084.md: Likewise.
14089 * config/s390/constraints.md: Likewise.
14090 * config/s390/fixdfdi.h: Likewise.
14091 * config/s390/libgcc-glibc.ver: Likewise.
14092 * config/s390/s390-modes.def: Likewise.
14093 * config/s390/s390-protos.h: Likewise.
14094 * config/s390/s390.c: Likewise.
14095 * config/s390/s390.h: Likewise.
14096 * config/s390/s390.md: Likewise.
14097 * config/s390/tpf-unwind.h: Likewise.
14099 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14101 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
14103 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14106 * configure.ac (m68k-*-*): Check if binutils support TLS.
14107 * configure: Regenerate.
14108 * config/m68k/predicates.md (symbolic_operand): Extend comment.
14109 * config/m68k/constraints.md (Cu): New constraint.
14110 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
14111 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
14112 (movsi): Handle TLS symbols.
14113 (addsi3_5200): Handle XTLS symbols, indent.
14114 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
14115 (m68k_tls_reference_p): Declare.
14116 (m68k_legitimize_address): Declare.
14117 (m68k_unwrap_symbol): Declare.
14118 * config/m68k/m68k.opt (mxtls): New option.
14119 * config/m68k/m68k.c (ggc.h): Include.
14120 (m68k_output_dwarf_dtprel): Implement hook.
14121 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14122 (m68k_expand_prologue): Load GOT pointer when function needs it.
14123 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
14124 (m68k_legitimate_constant_address_p): Same.
14125 (m68k_decompose_address): Handle TLS references.
14126 (m68k_get_gp): New static function.
14127 (enum m68k_reloc): New contants.
14128 (TLS_RELOC_P): New macro.
14129 (m68k_wrap_symbol): New static function.
14130 (m68k_unwrap_symbol): New function.
14131 (m68k_final_prescan_insn_1): New static function.
14132 (m68k_final_prescan_insn): New function.
14133 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
14135 (legitimize_pic_address): Handle TLS references..
14136 (m68k_tls_get_addr, m68k_get_tls_get_addr)
14137 (m68k_libcall_value_in_a0_p)
14138 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
14139 (m68k_call_m68k_read_tp): Helper variables and functions for ...
14140 (m68k_legitimize_tls_address): Handle TLS references.
14141 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
14143 (m68k_legitimize_address): Handle TLS symbols.
14144 (m68k_get_reloc_decoration): New static function.
14145 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
14147 (m68k_output_dwarf_dtprel): Implement hook.
14148 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
14149 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
14150 m68k_call_* routines.
14151 (sched_attr_op_type): Handle TLS symbols.
14152 (gt-m68k.h): Include.
14153 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
14154 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
14156 2009-05-18 Martin Jambor <mjambor@suse.cz>
14158 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
14159 (visit_store_addr_for_mod_analysis): New function.
14160 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
14161 (determine_cst_member_ptr): Use gimple_assign_single_p.
14162 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
14163 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
14164 operands. Don't check number of operands of a NOP_EXPR.
14166 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
14168 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
14170 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
14173 * c-common.c (warn_logical_operator): Don't warn if one of
14174 expression isn't always true or false.
14176 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
14178 * config/i386/biarch32.h: New file.
14179 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
14181 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
14183 * config/mips/mips.md (*zero_extend<mode>_trunchi,
14184 *zero_extend<mode>_truncqi): Merge these into ...
14185 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
14186 Name the pattern following this as *zero_extendhi_truncqi.
14188 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
14190 PR middle-end/39301
14191 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
14192 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
14193 (output_info): Make field HOST_WIDEST_INT.
14194 (print_statistics): Use HOST_WIDEST_INT_PRINT.
14195 (dump_bitmat_statistics): Same.
14197 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
14199 * config.gcc (use_gcc_stdint): Set to wrap.
14200 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14201 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14202 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14203 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14204 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14205 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14206 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14207 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14209 2009-05-16 Joseph Myers <joseph@codesourcery.com>
14211 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
14213 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
14214 Move definitions earlier.
14215 (OPT_ARCH64, OPT_ARCH32): Define.
14216 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
14219 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14222 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
14225 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14227 * arm.md (movdi2): Copy non-reg values to DImode registers.
14229 2009-05-16 Jakub Jelinek <jakub@redhat.com>
14232 * final.c (label_to_max_skip): New function.
14233 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
14234 CODE_LABEL_NUMBER <= max_labelno.
14235 * output.h (label_to_max_skip): New prototype.
14236 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
14237 (ix86_avoid_jump_mispredicts): ... this. Don't define if
14238 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
14239 Handle CODE_LABELs with >= 16 byte alignment or with
14240 max_skip == (1 << align) - 1.
14241 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
14242 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
14245 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
14246 .p2align 3 if MAX_SKIP is smaller than 7.
14247 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14249 2009-05-15 Ian Lance Taylor <iant@google.com>
14251 * alias.c (struct alias_set_entry_d): Rename from struct
14252 alias_set_entry. Change all uses.
14253 * except.c (struct call_site_record_d): Rename from struct
14254 call_site_record. Change all uses.
14255 * except.h (struct eh_region_d): Rename from struct eh_region.
14257 * gcse.c (struct hash_table_d): Rename from struct hash_table.
14259 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
14260 ivtype_map_elt. Change all uses.
14261 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
14263 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
14264 * graphite.h (struct name_tree_d): Rename from struct name_tree.
14266 (struct sese_d): Rename from struct sese. Change all uses.
14267 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
14268 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
14269 * optabs.h (struct optab_d): Rename from struct optab. Change all
14271 (struct convert_optab_d): Rename from struct convert_optab.
14273 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
14274 ipa_opt_pass. Change all uses.
14275 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
14278 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
14279 defined as a typedef.
14280 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
14283 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14286 * fold-const.c (make_range,build_range_check,merge_ranges): Move
14288 (merge_ranges): Returns bool.
14289 * tree.h (make_range): .. to here.
14290 (build_range_check): Likewise.
14291 (merge_ranges): Likewise. Renamed from merge_ranges.
14292 * c-typeck.c (parser_build_binary_op): Update calls to
14293 warn_logical_operator.
14294 * c-common.c (warn_logical_operator): Add new warning.
14295 * c-common.h (warn_logical_operator): Update declaration.
14297 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14299 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
14301 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14303 * doc/install.texi: Document MPC requirements, flags etc.
14305 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
14306 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
14307 Evaluate constant arguments.
14308 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
14309 (fold_builtin_1): Likewise, also evaluate constant arguments.
14310 Remove superfluous break.
14311 (do_mpc_ckconv): New.
14312 * real.h: Include mpc.h.
14313 * toplev.c (print_version): Output MPC version info if available.
14315 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14317 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
14319 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
14321 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
14324 2009-05-15 Jan Hubicka <jh@suse.cz>
14326 * doc/invoke.texi (max-early-inliner-iterations): New flag.
14327 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
14328 (try_inline): Fix return value.
14329 (cgraph_decide_inlining_incrementally): Honor new value.
14330 (cgraph_early_inlining): Handle indirect inlining.
14331 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
14333 2009-05-15 Jan Hubicka <jh@suse.cz>
14335 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
14336 * cgraphunit.c (cgraph_finalize_function): Set it.
14337 (cgraph_expand_function): Use it.
14339 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14341 * real.c (encode_ieee_half): Define.
14342 (decode_ieee_half): Define.
14343 (ieee_half_format): Define.
14344 (arm_half_format): Define.
14345 * real.h (ieee_half_format): Declare.
14346 (arm_half_format): Declare.
14348 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14350 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
14351 swapped, and reversed optabs exist before trying to use them.
14353 2009-05-15 Paul Brook <paul@codesourcery.com>
14354 Sandra Loosemore <sandra@codesourcery.com>
14356 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
14357 loads. Allow PRE_DEC.
14358 (output_move_neon): Handle PRE_DEC.
14359 (arm_print_operand): Add 'A' for neon structure loads.
14360 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
14361 * config/arm/neon.md (neon_mov): Update comment.
14362 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
14364 (Um): New constraint.
14366 2009-05-15 Jan Hubicka <jh@suse.cz>
14368 Revert the following patch until testsuite fallout is fixed:
14369 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14370 * cgraph.h (struct inline_summary): New filed self_wize,
14371 size_inlining_benefit, self_time and time_inlining_benefit.
14372 (struct cgraph_global_info): Replace insns by time ans size fields.
14373 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14374 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14375 (ipcp_update_callgraph): Do not touch function bodies.
14376 * ipa-inline.c: Include except.h
14377 (MAX_TIME): New constant.
14378 (overall_insns): Remove
14379 (overall_size, max_benefit): New static variables.
14380 (cgraph_estimate_time_after_inlining): New function.
14381 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14382 (cgraph_clone_inlined_nodes): Update size.
14383 (cgraph_mark_inline_edge): Update size.
14384 (cgraph_estimate_growth): Use size info.
14385 (cgraph_check_inline_limits): Check size.
14386 (cgraph_default_inline_p): Likewise.
14387 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14388 (cgraph_decide_recursive_inlining): Check size.
14389 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14391 (cgraph_decide_inlining): Likewise.
14392 (cgraph_decide_inlining_incrementally): Likewise; honor
14393 PARAM_EARLY_INLINING_INSNS.
14394 (likely_eliminated_by_inlining_p): New predicate.
14395 (estimate_function_body_sizes): New function.
14396 (compute_inline_parameters): Use it.
14397 * except.c (must_not_throw_labels): New function.
14398 * except.h (must_not_throw_labels): Declare.
14399 * tree-inline.c (init_inline_once): Kill inlining_weigths
14400 * tree-ssa-structalias.c: Avoid uninitialized warning.
14401 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14402 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14403 (PARAM_INLINE_CALL_COST): Remove.
14404 (PARAM_EARLY_INLINING_INSNS): New.
14406 2009-05-15 Richard Guenther <rguenther@suse.de>
14408 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
14409 not TODO_update_ssa.
14411 2009-05-15 Richard Guenther <rguenther@suse.de>
14413 PR tree-optimization/39999
14414 * gimple.h (gimple_expr_type): Use the expression type looking
14415 through useless conversions.
14416 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
14417 (vn_nary_op_insert_stmt): Likewise.
14418 (simplify_binary_expression): Likewise.
14420 2009-05-15 Richard Guenther <rguenther@suse.de>
14422 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14423 New options, enabled by default.
14424 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14426 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
14427 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
14428 * tree-ssa-structalias.c (gate_tree_pta): New function.
14429 (pass_build_alias): Use it.
14431 2009-05-15 Joseph Myers <joseph@codesourcery.com>
14433 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
14434 recurse on an invariant address if a conversion from a pointer
14435 type to a wider integer type is involved.
14437 2009-05-15 Jan Hubicka <jh@suse.cz>
14439 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14440 * cgraph.h (struct inline_summary): New filed self_wize,
14441 size_inlining_benefit, self_time and time_inlining_benefit.
14442 (struct cgraph_global_info): Replace insns by time ans size fields.
14443 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14444 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14445 (ipcp_update_callgraph): Do not touch function bodies.
14446 * ipa-inline.c: Include except.h
14447 (MAX_TIME): New constant.
14448 (overall_insns): Remove
14449 (overall_size, max_benefit): New static variables.
14450 (cgraph_estimate_time_after_inlining): New function.
14451 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14452 (cgraph_clone_inlined_nodes): Update size.
14453 (cgraph_mark_inline_edge): Update size.
14454 (cgraph_estimate_growth): Use size info.
14455 (cgraph_check_inline_limits): Check size.
14456 (cgraph_default_inline_p): Likewise.
14457 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14458 (cgraph_decide_recursive_inlining): Check size.
14459 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14461 (cgraph_decide_inlining): Likewise.
14462 (cgraph_decide_inlining_incrementally): Likewise; honor
14463 PARAM_EARLY_INLINING_INSNS.
14464 (likely_eliminated_by_inlining_p): New predicate.
14465 (estimate_function_body_sizes): New function.
14466 (compute_inline_parameters): Use it.
14467 * except.c (must_not_throw_labels): New function.
14468 * except.h (must_not_throw_labels): Declare.
14469 * tree-inline.c (init_inline_once): Kill inlining_weigths
14470 * tree-ssa-structalias.c: Avoid uninitialized warning.
14471 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14472 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14473 (PARAM_INLINE_CALL_COST): Remove.
14474 (PARAM_EARLY_INLINING_INSNS): New.
14475 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
14476 (inline-call-cost): Remove.
14477 (early-inlining-insns): New.
14479 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
14481 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
14483 (print_int_cst_bounds_in_octal_p): Likewise.
14484 (dbxout_type): Adjust calls to above functions. Be prepared to deal
14486 * dwarf2out.c (base_type_die): Likewise.
14487 (is_subrange_type): Delete.
14488 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
14489 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
14490 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
14491 if the destination type is boolean.
14492 (build_range_check): Do not special-case subtypes.
14493 (fold_sign_changed_comparison): Likewise.
14494 (fold_unary): Likewise.
14495 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
14496 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
14497 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
14498 * tree.c (subrange_type_for_debug_p): New predicate based on the
14499 former is_subrange_type.
14500 * tree.h (subrange_type_for_debug_p): Declare.
14501 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
14502 (convert_affine_scev): Remove call to above function.
14503 (chrec_convert_aggressive): Likewise.
14504 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
14505 false for conversions involving subtypes.
14506 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
14507 (vrp_val_min): Likewise.
14508 (needs_overflow_infinity): Likewise.
14509 (extract_range_from_unary_expr): Likewise.
14511 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
14513 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14514 * config/frv/frv.c: Likewise.
14515 * config/s390/s390.c: Likewise.
14516 * config/sparc/sparc.h: Likewise.
14517 * config/i386/i386.h: Likewise.
14518 * config/i386/i386.c: Likewise.
14519 * config/crx/crx.c: Likewise.
14520 * config/m68hc11/m68hc11.h: Likewise.
14521 * config/iq2000/iq2000.c: Likewise.
14522 * config/mn10300/mn10300.h: Likewise.
14523 * config/mn10300/mn10300.c: Likewise.
14524 * config/m68k/m68k.c: Likewise.
14525 * config/rs6000/rs6000.c: Likewise.
14526 * config/rs6000/xcoff.h: Likewise.
14527 * config/rs6000/linux64.h: Likewise.
14528 * config/rs6000/sysv4.h: Likewise.
14529 * config/score/score3.c: Likewise.
14530 * config/score/score7.c: Likewise.
14531 * config/score/score.c: Likewise.
14532 * config/arm/arm.md: Likewise.
14533 * config/mips/mips.c: Likewise.
14534 * config/mips/mips.md: Likewise.
14535 * config/bfin/bfin.h: Likewise.
14536 * config/pa/pa.c: Likewise.
14537 * config/pa/constraints.md: Likewise.
14539 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
14540 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
14541 * config/pdp11/pdp11.h: Use memory_address_p instead.
14543 2009-05-14 Ian Lance Taylor <iant@google.com>
14545 * passes.c (finish_optimization_passes): Change i to int.
14546 * plugin.c (plugins_active_p): Change event to int.
14547 (dump_active_plugins): Likewise.
14548 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
14550 * tree.c (tree_range_check_failed): Change c to unsigned int.
14551 (omp_clause_range_check_failed): Likewise.
14552 (build_common_builtin_nodes): Change mode to int. Add cast.
14553 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
14554 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
14556 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
14557 ++ or -- with a variable of enum type.
14559 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14562 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
14564 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14566 * store-motion.c: Do not include params.h
14567 * Makefile.in: Fix dependencies for various files.
14569 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14571 * auto-inc-dec.c: Fix pass description, remove apparent
14572 accidental duplication.
14574 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
14576 PR middle-end/40147
14577 * ipa-utils.h (memory_identifier_string): Moved to ...
14578 * tree.h (memory_identifier_string): Here. Add GTY(()).
14580 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14582 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
14583 in the former documentation of...
14584 (GO_IF_LEGITIMATE_ADDRESS): ... this.
14585 * ira-conflicts.c (get_dup_num): Use address_operand.
14586 * targhooks.c (default_legitimate_address_p): New.
14587 * targhooks.h (default_legitimate_address_p): New.
14588 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
14590 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
14591 * target.h (struct target): Add legitimate_address_p.
14592 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
14593 (TARGET_INITIALIZER): Include it.
14595 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14596 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
14597 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
14598 (TARGET_LEGITIMATE_ADDRESS_P): New.
14600 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14601 (REG_OK_STRICT_P): Delete.
14602 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
14603 (frv_legitimate_address_p_1): ... this.
14604 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
14605 (frv_legitimate_address_p_1): ... the renamed old
14606 frv_legitimate_address_p.
14607 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
14608 (TARGET_LEGITIMATE_ADDRESS_P): New.
14610 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14611 * config/s390/s390-protos.h (legitimate_address_p): Remove.
14612 * config/s390/s390.c (legitimate_address_p): Rename to...
14613 (s390_legitimate_address_p): ... this, make static.
14614 (legitimize_address): Adjust call.
14615 (TARGET_LEGITIMATE_ADDRESS_P): New.
14616 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
14618 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14619 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
14620 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
14621 (TARGET_LEGITIMATE_ADDRESS_P): New.
14623 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14624 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
14625 * config/spu/spu.c (spu_legitimate_address): Rename to...
14626 (spu_legitimate_address_p): ... this, make static.
14627 (TARGET_LEGITIMATE_ADDRESS_P): New.
14629 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14630 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
14631 * config/sparc/sparc.c (legitimate_address_p): Rename to...
14632 (sparc_legitimate_address_p): ... this, make static and return bool.
14633 (legitimize_address): Adjust call.
14634 (TARGET_LEGITIMATE_ADDRESS_P): New.
14636 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14637 * config/i386/i386-protos.h (legitimate_address_p): Remove.
14638 * config/i386/i386.c (legitimate_address_p): Rename to...
14639 (ix86_legitimate_address_p): ... this, make static.
14640 (constant_address_p): Move after it, adjust call.
14641 (TARGET_LEGITIMATE_ADDRESS_P): New.
14643 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14644 * config/avr/avr-protos.h (legitimate_address_p): Remove.
14645 * config/avr/avr.c (legitimate_address_p): Rename to...
14646 (avr_legitimate_address_p): ... this, make static.
14647 (legitimize_address): Adjust call.
14648 (TARGET_LEGITIMATE_ADDRESS_P): New.
14650 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14651 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
14652 * config/crx/crx.c (crx_legitimate_address_p): Make static.
14653 (TARGET_LEGITIMATE_ADDRESS_P): New.
14655 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14656 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
14657 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
14658 (TARGET_LEGITIMATE_ADDRESS_P): New.
14660 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14661 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
14663 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
14665 (TARGET_LEGITIMATE_ADDRESS_P): New.
14667 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14668 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
14670 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
14672 (m68hc11_legitimate_address_p): ... this, make static.
14673 (go_if_legitimate_address_internal): Rename to...
14674 (m68hc11_legitimate_address_p_1): ... this.
14675 (legitimize_address): Adjust call.
14676 (TARGET_LEGITIMATE_ADDRESS_P): New.
14678 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14679 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
14680 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
14681 (TARGET_LEGITIMATE_ADDRESS_P): New.
14683 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14684 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
14685 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
14686 (mn10300_legitimate_address_p): ... this, make static.
14687 (TARGET_LEGITIMATE_ADDRESS_P): New.
14689 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14690 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
14691 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
14692 (TARGET_LEGITIMATE_ADDRESS_P): New.
14694 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14695 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
14696 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
14697 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14698 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
14699 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
14700 (rs6000_legitimate_address_p): ... this, make static.
14701 (TARGET_LEGITIMATE_ADDRESS_P): New.
14702 (REG_MODE_OK_FOR_BASE_P): Delete.
14703 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
14705 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14706 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
14708 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
14709 static, adjust types.
14710 (TARGET_LEGITIMATE_ADDRESS_P): New.
14712 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14713 * config/score/score.c (score_address_p): Rename to...
14714 (score_legitimate_address_p): ... this.
14715 (TARGET_LEGITIMATE_ADDRESS_P): New.
14716 * config/score/score3.c (score3_address_p): Rename to...
14717 (score3_legitimate_address_p): ... this.
14718 * config/score/score7.c (score7_address_p): Rename to...
14719 (score7_legitimate_address_p): ... this.
14721 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
14722 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
14723 GO_IF_LEGITIMATE_ADDRESS): Delete.
14724 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
14725 thumb2_legitimate_address_p): Delete.
14726 (arm_legitimate_address_p): Rename to...
14727 (arm_legitimate_address_outer_p): ... this.
14728 * config/arm/constraints.md ("Uq"): Adjust call.
14729 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
14730 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
14732 (arm_legitimate_address_outer_p): ... this.
14733 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
14735 (TARGET_LEGITIMATE_ADDRESS_P): New.
14737 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14738 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
14739 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
14740 (TARGET_LEGITIMATE_ADDRESS_P): New.
14742 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14743 * config/vax/vax-protos.h (legitimate_address_p): Remove.
14744 * config/vax/vax.c (legitimate_address_p): Rename to...
14745 (vax_legitimate_address_p): ... this, make static.
14746 (TARGET_LEGITIMATE_ADDRESS_P): New.
14748 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14749 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
14750 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
14751 (TARGET_LEGITIMATE_ADDRESS_P): New.
14753 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14754 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
14755 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
14756 (mmix_legitimate_address_p): ... this, make static.
14757 (TARGET_LEGITIMATE_ADDRESS_P): New.
14759 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14760 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
14761 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
14762 (TARGET_LEGITIMATE_ADDRESS_P): New.
14764 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14766 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
14767 of MODE_COMPLEX_INT.
14769 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14771 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
14772 LCT_NORMAL in function call.
14773 * mips-tdump.c (print_file_desc): Add cast to enum type.
14774 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
14775 (mark_stabs): Add casts to enum types.
14776 (parse_stabs_common): Add casts to enum types.
14778 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14780 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
14781 Check for invalid values of LETTER.
14783 2009-05-13 Taras Glek <tglek@mozilla.com>
14785 * attribs.c (register_attribute): moved out attribute registration
14786 into register_attribute.
14787 * doc/plugins.texi: Documented register_attribute and
14789 * gcc-plugin.h: Added forward decl for register_attribute.
14790 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
14791 * plugin.c (register_callback, invoke_plugin_callbacks): Added
14792 PLUGIN_ATTRIBUTES boilerplate.
14794 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
14796 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
14797 values even in sentinel and empty entries.
14798 (ms_printf_flag_specs): Likewise.
14799 (ms_scanf_flag_specs): Likewise.
14800 (ms_strftime_flag_specs): Likewise.
14801 (ms_print_char_table): Likewise.
14802 (ms_scan_char_table): Likewise.
14803 (ms_time_char_table): Likewise.
14805 2009-05-13 Doug Kwan <dougkwan@google.com>
14807 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
14809 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14811 * config/mips/mips.md (store): Add attributes for QI and HI.
14813 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
14814 (truncdi<mode>2): ... this new pattern.
14816 2009-05-13 Brad Hards <bradh@kde.org>
14818 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
14820 2009-05-14 Jakub Jelinek <jakub@redhat.com>
14821 Ben Elliston <bje@au.ibm.com>
14823 PR middle-end/40035
14824 * dse.c (check_mem_read_rtx): Guard against width == -1.
14826 2009-05-13 Michael Matz <matz@suse.de>
14828 PR middle-end/39976
14829 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
14830 (trivially_conflicts_p): New function.
14831 (insert_backedge_copies): Use it.
14833 2009-05-13 Janis Johnson <janis187@us.ibm.com>
14835 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
14836 (handle_stdc_pragma): Use new enum constant names.
14837 (handle_pragma_float_const_decimal64): Ditto.
14839 2009-05-13 Ian Lance Taylor <iant@google.com>
14841 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
14844 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
14846 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
14847 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
14849 * config/m68k/m68k.h (FL_UCLINUX): Define.
14851 2009-05-13 Jan Hubicka <jh@suse.cz>
14853 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
14855 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14857 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14858 unless -fschedule-insns is specified.
14860 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14863 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14864 TARGET_EXPAND_CBRANCHDI4.
14865 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14866 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14867 (cmpeqdi): Fix comment.
14869 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14871 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14872 (sh_legitimate_address_p): Likewise.
14873 * config/sh/sh.c (sh_legitimate_index_p): New.
14874 (sh_legitimate_address_p): Likewise.
14875 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14876 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14877 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14878 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14879 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14880 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14881 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14882 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14883 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14885 2009-05-12 Jan Hubicka <jh@suse.cz>
14887 * tree-inline.c (estimate_operator_cost): Add operands;
14888 when division happens by constant, it is cheap.
14889 (estimate_num_insns): Loads and stores are not having cost of 0;
14890 EH magic stuff is cheap; when computing runtime cost of switch,
14891 use log2 base of amount of its cases; builtin_expect has cost of 0;
14892 compute cost for moving return value of call.
14893 (init_inline_once): Initialize time_based flags.
14894 * tree-inline.h (eni_weights_d): Add time_based flag.
14896 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14898 * df-core.c: Update head documentation.
14900 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14903 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14904 shadowing exisiting variable op1.
14906 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14909 * config/i386/driver-i386.c (processor_signatures): New enum.
14910 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14911 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14912 processor signature to detect geode processor.
14914 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14918 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14920 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14921 causes spurious differences between trunk and cond-optab branch.
14923 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14925 * dojump.c (compare_from_rtx): Delete.
14926 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14927 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14928 if the comparison does not satisfy the predicate; test predicates for
14929 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14930 further if one existing pattern fails.
14931 * expr.h (compare_from_rtx): Delete.
14932 (prepare_operand): Declare it.
14933 * optabs.c: Change "lib call" to "libcall" throughout.
14934 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14935 HAVE_conditional_trap, emit_cmp_insn): Delete.
14936 (can_compare_p): Delete cmp_optab case.
14937 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14938 Accept other parameters by value.
14939 (prepare_operand): Make non-static.
14940 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14941 other parameters by value. Try to widen operands here based on
14942 an optab_methods argument and looking at cbranch_optab.
14943 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14944 loop. Use cbranch_optab directly.
14945 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
14946 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
14948 (emit_conditional_move, emit_conditional_add): Inline what's needed
14949 of compare_from_rtx, using new prepare_cmp_insn for the rest.
14950 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
14951 with COMPARE. Move cmov_optab and cstore_optab above
14952 with cbranch_optab, move cmp_optab down with ucmp_optab,
14953 remove tst_otpab. Do not initialize trap_rtx.
14954 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
14955 for trap code. Do not check HAVE_conditional_trap. Use
14956 prepare_cmp_insn. Accept no predicate for operand 3.
14957 * optabs.h (OTI_cmp): Mark as used only for libcalls.
14958 (OTI_ctrap, ctrap_optab): New.
14959 (tst_optab): Delete.
14960 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
14961 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
14962 with lookup of ctrap_optab.
14963 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
14965 (ctrap_optab): New.
14967 * combine.c (combine_simplify_rtx, simplify_set): Do not
14968 special case comparing against zero for cc0 machines.
14969 * simplify-rtx.c (simplify_binary_operation_1): Never remove
14970 COMPARE on cc0 machines.
14971 (simplify_relational_operation): Return a new expression when
14972 a COMPARE could be removed.
14973 * final.c (final_scan_insn): Compare cc_status values
14974 against LHS of a (compare FOO (const_int 0)) cc0 source.
14975 Also check if cc_status.value is the full compare.
14977 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
14978 (cstoreMM4): Document.
14979 (conditional_trap): Document ctrapMM4 instead.
14980 (sync_compare_and_swapMM): Refer to cbranchcc4.
14981 (Dependent Patterns): Eliminate obsolete information referring to
14982 the old jump optimization phase.
14983 (Canonicalization): Include cbranchcc4 case, omit canonicalization
14984 of compares with 0 on cc0 machines.
14985 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
14986 avoiding references to cc0. Remove text about storing operands
14988 * doc/tm.texi (Condition Codes): Include blurb on different
14989 condition code representations, separate into subsections for
14990 CC0, MODE_CC and conditional execution.
14992 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
14993 alpha_emit_setcc): Accept operands and a machine mode.
14994 * config/alpha/alpha.c (alpha_emit_conditional_branch):
14995 Get code/op0/op1 from operands, use machine mode argument
14996 instead of alpha_compare.fp_p. Emit the branch here.
14997 (alpha_emit_setcc): Likewise, and return boolean.
14998 (alpha_emit_conditional_move): Likewise. Assert that
14999 cmp_op_mode == cmp_mode, and simplify accordingly.
15000 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
15001 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
15002 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
15004 (stack probe test): Use cbranchdi4.
15005 * config/alpha/predicates.md (alpha_cbranch_operator): New.
15007 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
15008 * config/arc/arc.h (movsicc, movsfcc): Use it.
15009 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
15010 (cbranchsi4, cstoresi4): New.
15011 (cmpsi, bCC and sCC expanders): Remove.
15013 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
15014 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
15015 * config/arm/predicates.md (arm_comparison_operator): Only include
15016 floating-point operators if there is a hardware floating-point unit.
15017 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
15018 deferring to cbranch_cc and cstore_cc respectively.
15019 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
15020 cbranch_cc, cstore_cc): New.
15021 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
15023 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
15025 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
15026 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
15028 (adjust_insn_length): Adjust calls.
15029 (avr_reorg): Handle (compare (foo) (const_int 0)).
15030 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
15031 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
15032 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
15033 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
15035 (cbranchqi4, cbranchhi4, cbranchsi4): New.
15036 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
15038 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
15039 (cbranchsi4, cstorebi4, cstoresi4): New.
15040 (movbisi): This insn is duplicate, split it to zero_extend.
15041 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
15042 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
15043 (bfin_optimize_loop): Use cbranch expander.
15044 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
15045 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
15046 (bfin_bimode_comparison_operator): ... this.
15047 (bfin_direct_comparison_operator): New.
15049 * config/cris/cris.c (cris_normal_notice_update_cc): Look
15050 inside (compare FOO (const_int 0)).
15051 (cris_rtx_costs): Handle ZERO_EXTRACT.
15052 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
15053 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
15054 (*tstdi_v32): Delete.
15055 (*cmpdi_non_v32): Add M alternative for operand 1.
15056 (cmpsi, cmp<mode>): Make private.
15057 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
15059 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
15061 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
15062 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
15063 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
15064 (cc_reg_operand): New.
15065 (any_cond): Delete.
15066 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
15067 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
15068 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
15069 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
15070 crx_expand_scond): Delete.
15072 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
15074 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
15075 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
15077 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
15078 cstoresi4, cstoresf4, cstoredf4): New.
15079 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
15080 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15081 Receive the entire operands array.
15082 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
15083 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
15084 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
15085 Get test/op0/op1 from the operands array.
15086 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
15088 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
15089 (h8300_expand_store): New.
15090 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
15092 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
15093 (h8300_expand_store): New.
15094 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
15095 or do not try to produce (set (cc0) REG).
15096 (peepholes): Wrap arguments with COMPARE. Add a peephole to
15097 change a compare into a move to a scratch register. Disable some
15098 peepholes when comparing with zero.
15099 (tstsi, tsthi, tstsi, cmpqi): Make private.
15101 (bCC, sCC): Delete.
15102 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
15105 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
15106 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
15107 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
15108 (ix86_emit_i387_log1p): Use cbranchxf2.
15109 (ix86_expand_setcc): Return void.
15110 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
15111 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
15112 cmp<MODEF>, cmpcc): Remove.
15113 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
15114 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
15115 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
15116 (sCC and bCC expanders): Remove.
15117 (stack_protect_test): Use cbranchcc4.
15119 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
15121 (ia64_expand_compare): Accept three rtx by reference and return void.
15122 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
15123 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
15124 from *expr. Update *expr with the BImode comparison to do.
15125 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
15126 cmptf, bCC, sCC, conditional_trap): Delete.
15127 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
15128 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
15129 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
15130 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
15131 * config/ia64/predicates.md (ia64_cbranch_operator): New.
15133 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
15134 type of last argument.
15135 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
15136 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
15137 use machine mode argument instead of branch_type. Remove dead
15138 code for floating-point comparisons.
15139 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
15140 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
15142 (cbranchsi4, cstoresi4): New.
15143 * config/iq2000/predicates.md (reg_or_const_operand): New.
15145 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
15146 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
15147 (b<code>_op): Rewrite to...
15148 (bcc_op): ... this, using match_operator.
15149 (s<code>_op): Rewrite to...
15150 (scc_op): ... this, using match_operator.
15151 (s<code>_24_op): Rewrite to...
15152 (scc_op_24): ... this, using match_operator.
15153 (s<code>_<mode>): Rewrite to...
15154 (cstore<mode>4): ... this, using match_operator.
15155 (s<code>_<mode>_24): Rewrite to...
15156 (cstore<mode>4_24): ... this, using match_operator.
15157 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
15158 m32c_unpend_compare, m32c_expand_scc): Delete.
15159 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
15160 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
15161 (m32c_expand_movcc): Change NE to EQ if necessary.
15162 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
15164 * config/m32r/m32r-protos.h (gen_cond_store): New.
15165 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
15166 (gen_cond_store): New, from sCC patterns.
15167 (m32r_expand_block_move): Use cbranchsi4.
15168 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
15169 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
15170 (cbranchsi4, cstoresi4): New.
15172 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
15174 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
15175 (m68hc11_notice_update_cc): Look into a compare with 0.
15176 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
15178 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
15179 cmphi, cmpqi, bCC): Delete.
15180 (cbranchsi4, cbranchhi4, cbranchqi4): New.
15181 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
15182 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
15185 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
15186 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
15187 * config/m68k/constraints.md (H): New.
15188 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
15189 the define_insn below.
15190 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
15191 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
15192 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
15193 patterns): Wrap RHS with COMPARE.
15194 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
15195 (*cmpdi_internal): Name this pattern.
15196 (cmpdi): Change to define_insn.
15197 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
15198 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
15199 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
15201 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
15202 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
15203 (conditional_trap): Change to...
15204 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
15205 (*conditional_trap): Use the ordered_comparison_operator and
15206 const1_operand predicates.
15207 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
15208 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
15209 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
15210 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
15212 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
15213 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
15214 (mcore_gen_compare): New.
15215 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
15216 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
15217 (mcore_gen_compare): ... this.
15218 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
15219 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
15220 (stack probe pattern): Use cbranchsi4.
15222 * config/mips/predicates.md (mips_cstore_operator): New.
15223 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
15224 * config/mips/mips.md (any_cond): Delete.
15225 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
15227 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
15228 fixuns_truncsfdi2): Use cbranch patterns.
15229 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
15230 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
15231 Adjust call to mips_expand_conditional_branch.
15232 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
15234 * config/mips/mips-protos.h (mips_expand_conditional_branch,
15235 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
15236 * config/mips/mips.c (cmp_operands): Delete.
15237 (mips_emit_compare): Get comparison operands from *op0/*op1.
15238 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
15239 that it succeeds. Use op0/op1 instead of cmp_operands.
15240 (mips_expand_conditional_branch, mips_expand_conditional_move,
15241 mips_expand_conditional_trap): Likewise.
15242 (mips_block_move_loop): Use cbranch patterns.
15243 * config/mips/mips.h (cmp_operands): Delete.
15245 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
15246 (mmix_gen_compare_reg): Just return a register in the right CC mode.
15247 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
15248 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
15249 (*cmpcc_folded): Rename to...
15250 (*cmpdi_folded): this.
15251 (*cmpcc): Rename to...
15253 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
15256 (cbranchdf4): New. Handle invalid comparisons here.
15257 * config/mmix/predicates.md (float_comparison_operator): New.
15259 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
15260 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
15261 * config/mn10300/mn10300.md (tst): Delete.
15262 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
15263 Name these patterns and wrap RHS in a compare.
15264 (*cmpsi): Make this pattern private. Include tst.
15265 (*cmpsf): Make this pattern private.
15266 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
15267 (compare with zero peepholes): Likewise.
15269 (cbranchsi4, cbranchsf4): New.
15270 (casesi): Use cbranchsi4.
15272 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
15273 hppa_branch_type): Delete.
15274 (return_addr_rtx): Use cbranchsi4.
15275 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
15276 Emit CCFPmode comparison here.
15277 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
15278 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
15279 hppa_branch_type): Delete.
15280 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
15281 (movsicc, movdicc): Remove references to hppa_compare_op0,
15282 hppa_compare_op1 and compare_from_rtx.
15283 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
15284 (casesi): Use cbranchsi4.
15286 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
15287 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
15288 * config/pdp11/pdp11.md (register_or_const0_operand): New.
15289 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
15290 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
15292 (cbranchdf4, cbranchhi4, cbranchqi4): New.
15293 (*branch, *branch_inverted): New.
15295 * config/picochip/picochip.md (cbranchhi4): Use
15296 ordered_comparison_operator.
15297 (cmphi, bCC): Remove.
15299 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
15300 (trap_comparison_operator): Delete.
15301 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
15302 rs6000_emit_cbranch): Accept mode and operands.
15303 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
15304 rs6000_compare_fp_p): Delete.
15305 (rs6000_generate_compare): Accept mode and comparison. Extract code
15306 and op0/op1 from there. Replace references to rs6000_compare_op0
15307 and rs6000_compare_op1.
15308 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
15309 extract result from passed operands.
15310 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
15311 extract loc from passed operands.
15312 (rs6000_emit_cmove): Likewise.
15313 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
15314 rs6000_compare_fp_p): Delete.
15315 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
15316 (cbranch<GPR>4, cbranch<FP>4): New.
15317 (cstore<mode>4): New. Consolidate here all choices about when to use
15318 portable or specialized sCC sequences.
15319 (stack_protect_test): Use cbranchsi4.
15320 (conditional_trap): Replace with ctrap<GPR>4.
15321 (conditional trap insn): Replace trap_comparison_operator with
15322 ordered_comparison_operator.
15324 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
15325 (s390_emit_prologue): Use ctrap.
15326 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
15327 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
15328 New predicates replacing...
15329 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
15330 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
15331 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
15332 (add<mode>cc): Do not use s390_compare_op0/op1.
15333 (s<code>): Change to...
15334 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
15335 (seq): Change to...
15336 (cstorecc4): ... this. Handle EQ or NE equally.
15337 (*sne): Un-privatize for use in cstorecc4.
15338 (b<code>): Change to...
15339 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
15340 (conditional_trap): Replace with...
15341 (ctrap<GPR>4, ctrap<FP>4): ... these.
15342 (stack_protect): Use cbranchcc4.
15344 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
15345 * config/score/score-protos.h (score_gen_cmp): Delete.
15346 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
15347 (score_block_move-loop): Use cbranchsi4.
15348 * config/score/score.md (cbranchsi4): New.
15349 (cmpsi, bCC): Delete.
15350 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
15351 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15352 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
15353 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15354 * config/score/score3.h (score3_gen_cmp): Delete.
15355 * config/score/score7.h (score7_gen_cmp): Delete.
15357 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
15358 (sh_emit_scc_to_t): ... this. Return void.
15359 (from_compare): Rename to...
15360 (sh_emit_compare_and_branch): ... this.
15361 (sh_emit_compare_and_set): New.
15362 (sh_expand_t_scc): Accept operands.
15363 * config/sh/predicates.md (sh_float_comparison_operator): New.
15364 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
15365 (prepare_scc_operands): Rename to...
15366 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
15368 (sh_emit_cheap_store_flag): New.
15369 (sh_emit_set_t_insn): New.
15370 (from_compare): Rename to...
15371 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
15372 handling of TARGET_SH2E floating point to avoid recursive call.
15373 Generate branch here.
15374 (sh_emit_compare_and_set): New.
15375 (sh_expand_t_scc): Get op0/op1 from arguments.
15376 (sh_emit_cheap_store_flag): New.
15377 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
15379 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
15380 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
15381 (movsicc, movdicc): Do nothing when it recreated operands from
15382 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
15383 prepare_scc_operands (now sh_emit_scc_to_t).
15384 (udivdi3): Use cstoresi4.
15385 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
15386 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
15387 (cbranchint4_media, cbranchfp4_media): New.
15388 (casesi): Use cbranchdi4.
15389 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
15391 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
15392 (movnegt): Remove second operand.
15393 (cbranchsf4, cbranchdf4): New.
15394 (stack_protect): Use cbranchdi4/cbranchsi4.
15396 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
15397 (gen_compare_reg): Accept comparison, extract part of it to...
15398 (gen_compare_reg_1): ... this.
15399 (gen_compare_operator): Delete.
15400 (gen_v9_scc): Accept separate destination, comparison code and arms.
15401 Do not use sparc_compare_op0/sparc_compare_op1.
15402 (emit_scc_insn, emit_conditional_branch_insn): New.
15403 (emit_v9_brxx): Make static. Remove useless assertion.
15404 (sparc_emit_float_lib_cmp): Return RTL instead of calling
15406 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
15407 * config/sparc/sparc-protos.h (gen_compare_reg,
15408 sparc_emit_float_lib_cmp): Adjust prototype.
15409 (emit_scc_insn, emit_conditional_branch_insn): New.
15410 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
15411 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
15412 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
15413 iterators to the top.
15414 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
15415 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
15416 snedi_special_trunc): Delete.
15417 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
15418 and snedi_special_trunc.
15419 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
15420 cbranchdi4, cbranch<F:mode>4): New.
15421 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
15422 here. Use gen_compare_reg instead of gen_compare_operator.
15423 (conditional_trap): Replace with...
15424 (ctrapsi4, ctrapdi4): ... this.
15425 (stack_protect_test): Use cbranchcc4.
15427 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
15429 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
15430 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
15431 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
15432 from operands[0] or operands[3] depending on is_set.
15433 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
15434 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
15435 cmpdf, bCC), sCC: Remove.
15436 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
15437 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
15439 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
15440 spu_emit_branch_or_set.
15442 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
15444 * config/stormy16/stormy16.h (xstormy16_compare_op0,
15445 xstormy16_compare_op1): Delete.
15446 * config/stormy16/stormy16.c (xstormy16_compare_op0,
15447 xstormy16_compare_op1): Delete.
15448 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
15450 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
15451 (cmphi, cmpsi, bCC): Remove.
15453 * config/v850/v850.md (tstsi, cmpsi): Fold into...
15454 (*cmpsi): ... this one.
15455 (cbranchsi4, cstoresi4): New.
15456 (bCC expanders): Delete.
15457 (sCC insns): Fold into...
15458 (*setcc): ... this one.
15459 (casesi): Do not use gen_cmpsi and gen_bgtu.
15460 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
15461 (movsicc): Simplify.
15462 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
15464 * config/vax/vax-protos.h (cond_name): New.
15465 (vax_output_conditional_branch): Remove.
15466 * config/vax/vax.c (cond_name): New.
15467 (vax_output_conditional_branch): Remove.
15468 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
15469 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
15470 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
15471 (bit<VAXint>): Wrap source with (compare).
15472 (b<code> and following unnamed pattern): Rename to *branch and
15473 *branch_reversed. Change macroization to match_operator.
15474 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
15476 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
15477 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
15478 Change last argument to machine_mode.
15479 (xtensa_expand_scc): Add machine_mode argument.
15480 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
15481 (gen_conditional_move, xtensa_expand_conditional_branch,
15482 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
15483 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
15484 Adjust operand numbers.
15485 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
15487 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
15488 (cmpsi, cmpsf, b<code>, s<code>): Delete.
15489 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
15491 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15493 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15494 causes spurious differences between trunk and cond-optab branch.
15496 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15499 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
15501 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15503 * tree.c (iterative_hash_pointer): Delete.
15504 (iterative_hash_expr): Short-circuit handling of NULL pointer.
15505 Hash UIDs and versions of SSA names. Don't special-case built-in
15506 function declarations.
15508 2009-05-11 Ian Lance Taylor <iant@google.com>
15511 * graphite.c: Force -Wc++-compat to only be a warning before
15512 #including "cloog/cloog.h".
15514 2009-05-11 Martin Jambor <mjambor@suse.cz>
15516 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
15518 2009-05-11 Jan Hubicka <jh@suse.cz>
15520 * tree-ssa-loop-ivcanon.c: Include target.h
15521 (struct loop_size): new structure.
15522 (constant_after_peeling): New predicate.
15523 (tree_estimate_loop_size): New function.
15524 (estimated_unrolled_size): Rewrite for new estimates.
15525 (try_unroll_loop_completely): Use new estimates.
15526 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
15528 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15530 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
15531 libcpp interface change.
15532 (spu_macro_to_expand): Likewise.
15534 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
15536 PR tree-optimization/40026
15537 * gimplify.c (gimplify_init_constructor): Change initial conditional
15538 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
15539 optimize_compound_literals_in_ctor.
15541 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
15543 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
15545 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
15547 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
15549 * tree-vect-data-refs.c (vect_analyze_group_access): Use
15550 HOST_WIDE_INT for gap.
15552 2009-05-11 Ira Rosen <irar@il.ibm.com>
15554 PR tree-optimization/40074
15555 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
15556 account in group size and step comparison.
15558 2009-05-11 Richard Guenther <rguenther@suse.de>
15560 * passes.c (init_optimization_passes): Strip now incorrect comment.
15561 (execute_function_todo): Do not set PROP_alias.
15562 * tree-pass.h (PROP_alias): Remove.
15563 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
15564 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
15565 * tree-nrv.c (pass_return_slot): Likewise.
15566 * tree-object-size.c (pass_object_sizes): Likewise.
15567 * tree-ssa-dom.c (pass_dominator): Likewise.
15568 (pass_phi_only_cprop): Likewise.
15569 * tree-ssa-dse.c (pass_dse): Likewise.
15570 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
15571 (pass_cselim): Likewise.
15572 * tree-ssa-pre.c (pass_pre): Likewise.
15573 (pass_fre): Likewise.
15574 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
15575 * tree-ssa-sink.c (pass_sink_code): Likewise.
15576 * tree-stdarg.c (pass_stdarg): Likewise.
15577 * tree-tailcall.c (pass_tail_calls): Likewise.
15578 * tree-vrp.c (pass_vrp): Likewise.
15580 2009-05-10 Ian Lance Taylor <iant@google.com>
15582 * basic-block.h (enum profile_status): Break out of struct
15583 control_flow_graph.
15584 * cgraph.h (struct inline_summary): Break out of struct
15586 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
15587 of struct cgraph_order_sort.
15588 * combine.c (enum undo_kind): New enum, broken out of struct undo.
15589 * cse.c (struct branch_path): Break out of struct
15590 cse_basic_block_data.
15591 * except.h (enum eh_region_type): Break out of struct eh_region.
15592 * gcc.c (enum add_del): Break out of struct modify_target.
15593 * genrecog.c (enum decision_type): Break out of struct decision_test.
15594 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
15596 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
15597 * regmove.c (enum match_use): New enum, broken out of struct match.
15598 * sched-int.h (enum post_call_group): New enum, broken out of
15600 (struct deps_reg): Break out of struct deps.
15601 * target.h (struct asm_int_op): Break out of struct gcc_target.
15602 * tree-eh.c (struct goto_queue_node): Break out of struct
15604 * tree-inline.h (enum copy_body_cge_which): Break out of
15606 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
15608 * c-decl.c (in_struct, struct_types): New static variables.
15609 (pushtag): Add loc parameter. Change all callers.
15610 (lookup_tag): Add ploc parameter. Change all callers.
15611 (check_compound_literal_type): New function.
15612 (parser_xref_tag): Add loc parameter. Change all callers. If
15613 -Wc++-compat, warn about struct/union/enum types defined within a
15615 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
15616 and loc parameters. Change all callers. Change error calls to
15617 error_at, using loc. For a redefinition, if the location of the
15618 original definition is known, report it. Set in_struct and
15619 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
15620 (finish_struct): Add new parameters enclosing_in_struct and
15621 enclosing_struct_types. Change all callers. Set
15622 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
15623 in the struct. If in a struct, add this struct to struct_types.
15624 (start_enum): Add loc parameter. Change all callers. Use
15625 error_at for errors, using loc. For a redefinition, if the
15626 location of the original definition is known, report it. If in a
15627 struct, add this enum type to struct_types. If -Wc++-compat warn
15628 if in sizeof, typeof, or alignof.
15629 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
15630 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
15631 (c_parser_enum_specifier): Get enum location for start_enum.
15632 (c_parser_struct_or_union_specifier): Get struct location for
15633 start_struct. Save in_struct and struct_types status between
15634 start_struct and finish_struct.
15635 (c_parser_cast_expression): Get location of cast.
15636 (c_parser_alignof_expression): Get location of type.
15637 (c_parser_postfix_expression): Likewise.
15638 (c_parser_postfix_expression_after_paren_type): Add type_loc
15639 parameter. Change all callers. Call check_compound_literal_type.
15640 Use type_loc for error about variable size type.
15641 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
15642 of an enum constant from an enum type defined in a struct or union.
15643 (c_cast_expr): Add loc parameter. Change all callers. If
15644 -Wc++-compat, warn about defining a type in a cast.
15645 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
15646 (start_enum, start_struct, finish_struct): Update declarations.
15647 (parser_xref_tag, c_cast_expr): Update declarations.
15648 (check_compound_literal_type): Declare.
15650 2009-05-11 Ben Elliston <bje@au.ibm.com>
15652 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
15653 for recent libcpp interface change.
15654 (rs6000_macro_to_expand): Likewise.
15656 2009-05-10 Michael Matz <matz@suse.de>
15659 * config/arm/arm.c (require_pic_register): Emit on entry edge,
15660 not at entry of function.
15662 2009-05-10 Richard Guenther <rguenther@suse.de>
15664 PR tree-optimization/40081
15666 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15667 using the main variant of the element type. Do not fiddle with
15668 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15670 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
15671 structs with volatile fields.
15673 2009-05-10 Jan Hubicka <jh@suse.cz>
15675 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
15676 (estimate_move_cost): Assert that it does not get called for
15678 (estimate_num_insns): Skip VOID types in argument handling.
15679 (optimize_inline_calls): Delete unreachable blocks and verify that
15680 callgraph is valid.
15682 2009-05-10 Jan Hubicka <jh@suse.cz>
15684 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
15685 * cgraph.c (cgraph_mark_address_taken_node): New function.
15686 (dump_cgraph_node): Dump new flag.
15687 * cgraph.h (struct cgraph_node): Add address_taken.
15688 (cgraph_mark_address_taken_node): New function.
15689 * ipa.c (cgraph_postorder): Prioritize functions with address taken
15690 since new direct calls can be born.
15692 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15694 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
15695 tok->val.node.node.
15697 2009-05-10 Jan Hubicka <jh@suse.cz>
15699 PR middle-end/40084
15700 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
15702 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
15703 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
15704 * tree-inline.c (copy_bb): Set frequency correctly.
15705 (fold_marked_statements): Update call to
15706 cgraph_update_edges_for_call_stmt.
15708 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15710 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
15711 identifiers in diagnostics.
15712 * config/arm/arm.c (arm_handle_fndecl_attribute,
15713 arm_handle_isr_attribute): Likewise.
15714 * config/avr/avr.c (avr_handle_progmem_attribute,
15715 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
15716 * config/bfin/bfin.c (handle_int_attribute,
15717 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
15718 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
15719 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
15721 * config/darwin.c (darwin_handle_kext_attribute,
15722 darwin_handle_weak_import_attribute): Likewise.
15723 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
15724 h8300_handle_eightbit_data_attribute,
15725 h8300_handle_tiny_data_attribute): Likewise.
15726 * config/i386/i386.c (ix86_handle_cconv_attribute,
15727 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
15728 * config/i386/winnt.c (ix86_handle_shared_attribute,
15729 ix86_handle_selectany_attribute): Likewise.
15730 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
15731 * config/m32c/m32c.c (function_vector_handler): Likewise.
15732 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
15733 m68hc11_handle_fntype_attribute): Likewise.
15734 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
15735 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
15736 * config/mips/mips.c (mips_insert_attributes,
15737 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
15738 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
15739 rs6000_handle_struct_attribute): Likewise.
15740 * config/sh/sh.c (sh_insert_attributes,
15741 sh_handle_resbank_handler_attribute,
15742 sh_handle_interrupt_handler_attribute,
15743 sh2a_handle_function_vector_handler_attribute,
15744 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
15746 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
15747 * config/spu/spu.c (spu_handle_fndecl_attribute,
15748 spu_handle_vector_attribute): Likewise.
15749 * config/stormy16/stormy16.c
15750 (xstormy16_handle_interrupt_attribute): Likewise.
15751 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
15752 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
15754 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15756 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
15757 (pp_translate_identifiers): New.
15758 (pp_identifier): Only conditionally translate identifier to locale
15760 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
15761 (pp_base_tree_identifier): Only conditionally translate identifier
15762 to locale character set.
15763 * c-pretty-print.c (M_): Define.
15764 (pp_c_type_specifier, pp_c_primary_expression): Mark English
15765 fragments for conditional translation with M_.
15766 * tree-pretty-print.c (maybe_init_pretty_print): Disable
15767 identifier translation.
15769 2009-05-10 Richard Guenther <rguenther@suse.de>
15771 PR tree-optimization/40081
15772 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15773 using the main variant of the element type. Do not fiddle with
15774 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15776 2009-05-09 Jan Hubicka <jh@suse.cz>
15778 PR middle-end/40080
15779 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
15780 indirect calls; verify cgraph afterwards.
15782 2009-05-09 Jan Hubicka <jh@suse.cz>
15785 * ipa.c (update_inlined_to_pointer): New function.
15786 (cgraph_remove_unreachable_nodes): Use it.
15788 2009-05-09 Jan Hubicka <jh@suse.cz>
15790 * tree-eh.c (struct leh_state): Remove prev_try.
15791 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
15792 not track prev_try.
15793 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
15794 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
15795 remove_eh_handler_and_replace, foreach_reachable_handler,
15796 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
15797 * except.h (struct eh_region): Remove eh_region_u_cleanup.
15798 (gen_eh_region_cleanup): Update prototype.
15800 2009-05-09 Jan Hubicka <jh@suse.cz>
15802 PR middle-end/40043
15803 * except.c (copy_eh_region): Always set prev_try.
15804 (redirect_eh_edge_to_label): Find outer try.
15805 (foreach_reachable_handler): When looking for prev try
15806 handle case where previous try is not going to be taken.
15808 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
15810 PR tree-optimization/40049
15811 * tree-vect-stmts.c (vectorizable_operation): If the machine has
15812 only vector/vector shifts, convert the type of the constant to the
15813 appropriate type to avoid building incorrect trees, which
15814 eventually have problems with garbage collection.
15816 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15818 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
15819 -1 for complex floating-point types if honoring signed zeros.
15821 2009-05-08 Jan Hubicka <jh@suse.cz>
15823 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
15824 argument; handle correctly when profile is absent.
15825 (build_cgraph_edges): Update.
15826 (rebuild_cgraph_edges): Update.
15827 * cgraph.c: Do not include varray.h.
15828 (cgraph_set_call_stmt_including_clones): New function.
15829 (cgraph_create_edge_including_clones): Likewise
15830 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
15831 (cgraph_update_edges_for_call_stmt): Handle clones.
15832 (cgraph_remove_node): Handle clone tree.
15833 (cgraph_remove_node_and_inline_clones): New function.
15834 (dump_cgraph_node): Dump clone tree.
15835 (cgraph_clone_node): Handle clone tree.
15836 (clone_function_name): Bring here from tree-inline.c.
15837 (cgraph_create_virtual_clone): New function.
15838 * cgraph.h (ipa_replace_map): Move here from ipa.h.
15839 (cgraph_clone_info): New function.
15840 (strut cgraph_node): Add clone_info and new clone tree pointers.
15841 (cgraph_remove_node_and_inline_clones,
15842 cgraph_set_call_stmt_including_clones,
15843 cgraph_create_edge_including_clones,
15844 cgraph_create_virtual_clone): Declare.
15845 (cgraph_function_versioning): Use VEC argument.
15846 (compute_call_stmt_bb_frequency): Update prototype.
15847 (cgraph_materialize_all_clones): New function.
15848 * ipa-cp.c (ipcp_update_cloned_node): Remove.
15849 (ipcp_create_replace_map): Update to VECtors.
15850 (ipcp_update_callgraph): Use virtual clones.
15851 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
15852 (ipcp_update_profiling): Do not update local profiling.
15853 (ipcp_insert_stage): Use VECtors and virtual clones.
15854 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
15855 (clone_of_p): New function.
15856 (cgraph_preserve_function_body_p): Use clone tree.
15857 (cgraph_optimize): Materialize clones.
15858 (cgraph_function_versioning): Update for VECtors.
15859 (save_inline_function_body): Use clone tree.
15860 (cgraph_materialize_clone): New function.
15861 (cgraph_materialize_all_clones): Likewise.
15862 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15863 * ipa.c: Include gimple.h.
15864 (cgraph_remove_unreachable_nodes): Use clone tree.
15865 * ipa-prop.c (ipa_note_param_call): Update call to
15866 compute_call_stmt_bb_frequencycall.
15867 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15868 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15869 (copy_bb): Handle updating of clone tree; add new edge when new call
15871 (expand_call_inline): Be strict about every call having edge.
15872 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15873 (delete_unreachable_blocks_update_callgraph): New function.
15874 (tree_function_versioning): Use VECtors; always remove unreachable
15875 blocks and fold conditionals.
15876 * tree-inline.h: Do not include varray.h.
15877 (tree_function_versioning): Remove.
15878 * Makefile.in (GTFILES): Remove tree-inline.c
15879 * passes.c (do_per_function): Do only functions having body.
15880 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15883 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15884 Andrew Morrow <acm@google.com>
15887 * c-common.c (c_common_attribute_table): Permit deprecated
15888 attribute to take an optional argument.
15889 (handle_deprecated_attribute): If the optional argument to
15890 __attribute__((deprecated)) is not a string ignore the attribute
15891 and emit a warning.
15893 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15894 * c-typeck.c (build_component_ref): Likewise.
15895 (build_external_ref): Likewise.
15897 * toplev.c (warn_deprecated_use): Add an attribute argument.
15898 Emit the message associated with __attribute__((deprecated)).
15900 * toplev.h (warn_deprecated_use): Updated.
15902 * doc/extend.texi: Document new optional parameter to
15903 __attribute__((deprecated))
15905 2009-05-08 Michael Eager <eager@eagercon.com>
15907 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15908 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15910 2009-05-08 Richard Guenther <rguenther@suse.de>
15912 PR tree-optimization/40062
15913 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15914 Avoid exponential behavior.
15916 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15918 PR rtl-optimization/33928
15920 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15921 process_uses, build_single_def_use_links): New.
15922 (update_df): Update use_def_ref.
15923 (forward_propagate_into): Use get_def_for_use instead of use-def
15925 (fwprop_init): Call build_single_def_use_links and let it initialize
15927 (fwprop_done): Free use_def_ref.
15928 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15929 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15930 df_rd_simulate_one_insn): New.
15931 (df_rd_bb_local_compute_process_def): Update head comment.
15932 (df_chain_create_bb): Use the new RD simulation functions.
15933 * df.h (df_rd_simulate_artificial_defs_at_top,
15934 df_rd_simulate_one_insn): New.
15935 * opts.c (decode_options): Enable fwprop at -O1.
15936 * doc/invoke.texi (-fforward-propagate): Document this.
15938 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15941 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15942 and one complex operand specially.
15943 * tree-complex.c (some_nonzerop): Do not identify a real value as
15944 zero if flag_signed_zeros.
15946 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15948 PR rtl-optimization/33928
15949 * loop-invariant.c (record_use): Fix && vs. || mishap.
15951 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15953 PR rtl-optimization/33928
15954 * loop-invariant.c (struct use): Add addr_use_p.
15955 (struct def): Add n_addr_uses.
15956 (struct invariant): Add cheap_address.
15957 (create_new_invariant): Set cheap_address.
15958 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
15959 (record_uses): Pass df_ref to record_use.
15960 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
15963 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15965 * config/sh/sh.c: Do not include c-pragma.h.
15967 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
15969 * config/spu/spu.c: Remove include of c-common.h.
15971 2009-05-07 Janis Johnson <janis187@us.ibm.com>
15974 * c-common.h (mark_valid_location_for_stdc_pragma,
15975 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
15976 clear_float_const_decimal64, float_const_decimal64_p): New.
15977 * c.opt (Wunsuffixed-float-constants): New.
15978 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
15979 unsuffixed float constant, handle new warning.
15980 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
15981 * c-decl.c (c_scope): New flag float_const_decimal64.
15982 (set_float_const_decimal64, clear_float_const_decimal64,
15983 float_const_decimal64_p): New.
15984 (push_scope): Set new flag.
15985 * c-parser.c (c_parser_translation_unit): Mark when it's valid
15986 to use STDC pragmas.
15987 (c_parser_external_declaration): Ditto.
15988 (c_parser_compound_statement_nostart): Ditto.
15989 * c-pragma.c (valid_location_for_stdc_pragma,
15990 mark_valid_location_for_stdc_pragma,
15991 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
15992 handle_pragma_float_const_decimal64): New.
15993 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
15994 * cp/semantics.c (valid_location_for_stdc_pragma_p,
15995 set_float_const_decimal64, clear_float_const_decimal64,
15996 float_const_decimal64_p): New dummy functions.
15997 * doc/extend.texi (Decimal Float): Remove statement that the
15998 pragma, and suffix for double constants, are not supported.
15999 * doc/invoke.texi (Warning Options): List new option.
16000 (-Wunsuffixed-float-constants): New.
16002 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
16004 * config/i386/i386.c: Do not include c-common.h.
16006 2009-05-07 Mark Heffernan <meheff@google.com>
16008 * doc/invoke.texi (Debugging Options): Document change of debugging
16010 * opts.c (decode_options): Make dump_base_name relative to
16011 aux_base_name directory.
16013 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16015 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
16016 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
16018 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
16020 * Makefile.in (install-plugin): Simplify a bit.
16022 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
16024 * Makefile.in (OBJS-common): Add regcprop.o.
16026 * timevar.def (TV_CPROP_REGISTERS): New.
16027 * regrename.c (regrename_optimize): Return 0.
16028 (rest_of_handle_regrename): Delete.
16029 (pass_rename_registers): Point to regrename_optimize.
16030 (struct value_data_entry, struct value_data,
16031 kill_value_one_regno, kill_value_regno, kill_value,
16032 set_value_regno, init_value_data, kill_clobbered_value,
16033 kill_set_value, kill_autoinc_value, copy_value,
16034 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
16035 replace_oldest_value_reg, replace_oldest_value_addr,
16036 replace_oldest_value_mem, copyprop_hardreg_forward_1,
16037 debug_value_data, validate_value_data): Move...
16038 * regcprop.c: ... here.
16039 (rest_of_handle_cprop): Delete.
16040 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
16042 2009-05-07 Jakub Jelinek <jakub@redhat.com>
16044 PR middle-end/40057
16045 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
16046 GEN_INT for 1 << bitnum.
16047 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
16048 build_int_cst_type.
16050 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
16052 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
16053 Remove wrong description of "nand" operation.
16055 2009-05-06 Richard Guenther <rguenther@suse.de>
16056 Adam Nemet <anemet@caviumnetworks.com>
16058 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
16059 comment. Add that if LHS is not a gimple register, then RHS1 has
16060 to be a single object (GIMPLE_SINGLE_RHS).
16062 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
16064 * expr.c (get_def_for_expr): Move it up in the file.
16065 (store_field): When expanding a bit-field store, look at the
16066 defining gimple stmt for the masking conversion.
16068 2009-05-06 Janis Johnson <janis187@us.ibm.com>
16070 PR middle-end/39986
16071 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
16072 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
16073 32-bit memcpy into long.
16075 2009-05-06 Jakub Jelinek <jakub@redhat.com>
16077 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
16078 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
16080 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
16081 instead of appending DW_OP_deref*.
16083 2009-05-06 Michael Matz <matz@suse.de>
16085 PR middle-end/40021
16086 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
16087 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
16089 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
16091 * Makefile.in (install-plugin): Fix srcdir handling.
16093 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
16095 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
16096 when processing for not_regs_needed bitmap.
16097 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
16098 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
16099 handling it for rhs.
16101 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16103 * config/i386/i386.md (unnamed inc/dec peephole): Use
16104 optimize_insn_for_size_p instead of optimize_size.
16105 * config/i386/predicates.md (incdec_operand): Likewise.
16106 (aligned_operand): Likewise.
16107 * config/i386/sse.md (divv8sf3): Likewise.
16108 (sqrtv8sf2): Likewise.
16110 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16112 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
16114 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
16116 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16118 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
16119 ssemodesuffixf2c with avxmodesuffixf2c.
16121 2009-05-06 Joseph Myers <joseph@codesourcery.com>
16124 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
16126 2009-05-05 Jakub Jelinek <jakub@redhat.com>
16128 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
16129 (struct tree_base): Adjust spacing for 8 bit boundaries.
16130 (struct tree_decl_common): Add decl_by_reference_flag bit.
16131 (DECL_BY_REFERENCE): Adjust.
16132 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
16133 print DECL_BY_REFERENCE bit.
16134 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
16135 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
16136 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
16137 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
16140 PR middle-end/39666
16141 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
16142 range of the type, but default label is missing, add it with one
16143 of the existing labels instead of adding a new label for it.
16145 2009-05-05 Joseph Myers <joseph@codesourcery.com>
16149 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
16151 * Makefile.in (enable_plugin, plugin_includedir): New.
16152 (install): Depend on install-plugin.
16153 (PLUGIN_HEADERS): New.
16154 (install-plugin): New.
16155 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
16157 2009-05-05 Richard Guenther <rguenther@suse.de>
16159 PR tree-optimization/40022
16160 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
16162 (phivn_valid_p): Fix tuplification error, simplify.
16163 (phiprop_insert_phi): Add dumps.
16164 (propagate_with_phi): Simplify.
16166 2009-05-05 Richard Guenther <rguenther@suse.de>
16168 PR middle-end/40023
16169 * builtins.c (gimplify_va_arg_expr): Properly build the address.
16171 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
16173 * tree.h (strip_float_extensions): Remove duplicate declaration.
16174 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
16175 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
16176 block_ultimate_origin): Rearrange the declarations line to match the
16177 comment that indicates the .c file which the functions are defined.
16178 (dwarf2out_*, set_decl_rtl): Add comment.
16179 (get_base_address): Adjust comment.
16180 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
16181 declarations line and add comment.
16182 (is_builtin_name): Add blank after function name, for clarity.
16184 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16186 * attribs.c (decl_attributes): Use %qE for identifiers in
16188 * cgraphunit.c (verify_cgraph_node): Translate function names to
16189 locale character set in diagnostics.
16190 * coverage.c (get_coverage_counts): Use %qE for identifiers in
16192 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
16193 Document that functions are named in UTF-8.
16194 * expr.c (expand_expr_real_1): Translate function names to locale
16195 character set in diagnostics.
16196 * gimplify.c (omp_notice_variable, omp_is_private,
16197 gimplify_scan_omp_clauses): Use %qE for identifiers in
16199 * langhooks.c (lhd_print_error_function): Translate function names
16200 to locale character set.
16201 * langhooks.h (decl_printable_name): Document that return value is
16202 in internal character set.
16203 * stmt.c: Include pretty-print.h
16204 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
16206 (resolve_operand_name_1): Translate named operand name to locale
16208 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
16210 * toplev.c (announce_function): Translate function names to locale
16212 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
16213 (default_tree_printer): Use pp_identifier or translate identifiers
16214 to locale character set. Mark "<anonymous>" for translation.
16215 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
16216 for identifiers in diagnostics.
16217 * tree.c (handle_dll_attribute): Use %qE for identifiers in
16219 * varasm.c (output_constructor): Use %qE for identifiers in
16222 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
16224 * configure.ac: use ` ` instead of $()
16225 * configure: Regenerate.
16227 2009-05-05 Ben Elliston <bje@au.ibm.com>
16229 * config/pa/linux-atomic.c: Eliminate conditional include of
16230 errno.h on non-LP64 systems to simplify build requirements.
16232 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16234 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
16236 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
16237 and pass value to identifier_to_locale.
16238 (warn_variable_length_array): Make name a tree.
16239 (grokdeclarator): Separate diagnostic texts for named and unnamed
16240 declarators. Use %qE for named declarators.
16241 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
16243 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
16244 identifiers in diagnostics.
16245 * c-typeck.c (push_member_name, start_init): Pass identifiers to
16246 identifier_to_locale. Mark "anonymous" strings for translation.
16248 2009-05-04 Michael Eager <eager@eagercon.com>
16250 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
16251 address for DImode/DFmode only if double-precision FP regs.
16253 2009-05-04 Michael Eager <eager@eagercon.com>
16255 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
16256 TARGET_SINGLE_FLOAT check.
16258 2009-05-04 Michael Eager <eager@eagercon.com>
16260 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
16262 2009-05-04 Michael Eager <eager@eagercon.com>
16264 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
16265 * config/rs6000/t-xilinx: New
16267 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
16269 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
16270 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
16271 * gcc/explow.c (memory_address): Use target hook.
16272 * gcc/targhooks.c (default_legitimize_address): New.
16273 * gcc/targhooks.h (default_legitimize_address): New.
16274 * gcc/target.h (legitimize_address): New.
16275 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
16276 (TARGET_INITIALIZER): Include it.
16277 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
16279 * config/bfin/bfin-protos.h (legitimize_address): Remove.
16280 * config/bfin/bfin.c (legitimize_address): Remove.
16281 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
16282 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
16284 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
16285 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
16287 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
16288 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
16289 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
16290 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
16291 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
16292 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
16293 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
16294 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
16295 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
16296 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
16297 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
16298 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
16299 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
16300 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
16301 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
16302 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
16303 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
16304 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
16305 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
16306 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
16307 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
16308 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
16309 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
16311 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
16312 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
16313 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
16314 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
16315 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
16316 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
16317 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
16318 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
16319 (thumb_legitimize_address): Delete.
16320 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
16321 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
16322 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
16323 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
16324 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
16325 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
16327 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
16330 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
16331 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
16332 * config/m32r/m32r.c (m32r_legitimize_address): New.
16333 * config/m68k/m68k.c (m68k_legitimize_address): New.
16334 * config/score/score.c (score_legitimize_address): Standardize.
16335 * config/score/score3.c (score3_legitimize_address): Standardize.
16336 * config/score/score3.h (score3_legitimize_address): Adjust.
16337 * config/score/score7.c (score7_legitimize_address): Standardize.
16338 * config/score/score7.h (score7_legitimize_address): Adjust.
16339 * config/sh/sh.c (sh_legitimize_address): New.
16340 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
16342 * gcc/config/s390/s390.c (legitimize_address): Rename to...
16343 (s390_legitimize_address): ... this.
16344 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
16345 (sparc_legitimize_address): ... this.
16346 * gcc/config/i386/i386.c (legitimize_address): Rename to...
16347 (ix86_legitimize_address): ... this.
16348 * gcc/config/avr/avr.c (legitimize_address): Rename to...
16349 (avr_legitimize_address): ... this.
16350 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
16351 (mn10300_legitimize_address): ... this.
16352 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
16353 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
16354 (alpha_expand_mov): Adjust call.
16356 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
16357 * config/spu/spu.c (spu_legitimize_address): Likewise.
16358 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
16359 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
16361 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16363 * intl.c (locale_encoding, locale_utf8): New.
16364 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
16365 * intl.h (locale_encoding, locale_utf8): Declare.
16366 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
16367 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
16369 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
16371 (pp_tree_identifier): Define to call pp_base_tree_identifier.
16372 (pp_base_tree_identifier): Declare as function.
16373 (identifier_to_locale): Declare.
16374 * Makefile.in (pretty-print.o): Update dependencies.
16375 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
16377 2009-05-04 Richard Guenther <rguenther@suse.de>
16379 PR middle-end/40015
16380 * builtins.c (fold_builtin_memory_op): Do not decay to element
16381 type if the size matches the whole array.
16383 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16385 * expmed.c (synth_mult): When trying out a shift, pass the result
16388 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16390 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
16391 (shiftsub1_cost): New.
16392 (init_expmed): Compute shiftsub1_cost.
16393 (synth_mult): Optimize multiplications by constants of the form
16394 -(2^^m-1) for some constant positive integer m.
16396 2009-05-03 Richard Guenther <rguenther@suse.de>
16399 * c-typeck.c (array_to_pointer_conversion): Do not built
16400 ADDR_EXPRs of arrays of pointer-to-element type.
16401 * c-gimplify.c (c_gimplify_expr): Revert change fixing
16402 up wrong ADDR_EXPRs after-the-fact.
16403 * c-common.c (strict_aliasing_warning): Strip pointer
16404 conversions for obtaining the original type.
16405 * builtins.c (fold_builtin_memset): Handle array types.
16406 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
16409 2009-05-03 Richard Guenther <rguenther@suse.de>
16411 PR middle-end/23329
16412 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
16413 Do not lose casts from array types with unknown extent to array
16414 types with known extent.
16415 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
16416 alias set compatibility.
16418 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
16420 * flags.h (extra_warnings): Delete.
16421 * toplev.c (process_options): Handle Wuninitialized here.
16422 * opts.c (extra_warnings): Delete.
16423 (set_Wextra): Delete.
16424 (common_handle_option): -Wextra can be handled automatically.
16425 * c-opts.c (c_common_handle_option): Delete obsolete code.
16426 (c_common_post_options): Simplify comment.
16427 * common.opt (W): Add Var.
16429 (Wuninitialized): Initialize to -1.
16431 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
16432 Richard Guenther <rguenther@suse.de>
16434 * expr.c (get_def_for_expr): New function.
16435 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
16436 SSA rather than trees.
16437 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
16438 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
16440 2009-05-03 Joseph Myers <joseph@codesourcery.com>
16442 * c-common.c (reswords): Add _Imaginary.
16443 * c-common.c (enum rid): Add RID_IMAGINARY.
16445 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
16447 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
16448 Patch by Richard Guenther.
16450 2009-05-03 Anatoly Sokolov <aesok@post.ru>
16452 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
16453 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16454 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
16455 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
16456 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
16457 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
16458 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
16459 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
16460 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
16461 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
16462 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
16463 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
16464 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
16465 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
16466 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
16467 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
16468 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
16469 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
16471 2009-05-02 Richard Guenther <rguenther@suse.de>
16473 PR tree-optimization/39940
16474 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
16477 2009-05-02 Richard Guenther <rguenther@suse.de>
16479 PR middle-end/40001
16480 * tree-ssa.c (execute_update_addresses_taken): Properly check
16481 if we can mark a variable DECL_GIMPLE_REG_P.
16482 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
16483 back to the end of the function.
16484 (is_gimple_reg_type): Remove complex type special casing.
16485 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
16488 2009-05-02 Ben Elliston <bje@au.ibm.com>
16490 * doc/collect2.texi (Collect2): Document search path behaviour
16491 when configured with --with-ld.
16493 2009-05-02 Jan Hubicka <jh@suse.cz>
16495 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
16496 parameter; update callers.
16497 (coalesce_cost_edge): EH edges are costier because they needs
16498 splitting even if not critical and even more costier when there are
16499 multiple EH predecestors.
16501 2009-05-02 Jan Hubicka <jh@suse.cz>
16503 * except.c (remove_eh_handler_and_replace): Handle updating after
16504 removing TRY blocks.
16506 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
16508 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
16510 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
16512 * varasm.c: Do not include c-pragma.h.
16513 * attribs.c: Do not incude c-common.h.
16515 2009-05-01 Michael Matz <matz@suse.de>
16517 * calls.c (initialize_argument_information): Handle SSA names like
16518 decls with a non MEM_P DECL_RTL.
16520 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16522 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
16523 * ipa-utils.c: Likewise.
16524 * ipa-type-escape.c: Likewise.
16525 * cgraphunit.c Do not include c-common.h.
16526 * ipa-pure-const.c: Likewise.
16527 * tree-if-conv.c: Likewise.
16528 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
16529 * ipa-struct-reorg.c: Likewise.
16530 * tree-nomudflap.c: Likewise.
16531 * tree-ssa-structalias.c: Likewise.
16533 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16535 * store-motion.c: Many cleanups to make this pass a first-class
16536 citizen instead of an appendix to gcse load motion. Add TODO list
16537 to make this pass faster/cleaner/better.
16539 (struct ls_expr): Post gcse.c-split cleanups.
16540 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
16541 "stores" field to "avail_stores".
16542 (pre_ldst_mems): Rename to store_motion_mems.
16543 (pre_ldst_table): Rename to store_motion_mems_table.
16544 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
16545 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
16546 (ldst_entry): Rename to st_expr_entry, update users.
16547 (free_ldst_entry): Rename to free_st_expr_entry, update users.
16548 (free_ldst_mems): Rename to free_store_motion_mems, update users.
16549 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
16551 (first_ls_expr): Rename to first_st_expr, update users.
16552 (next_ls_expr): Rename to next_st_expr, update users.
16553 (print_ldst_list): Rename to print_store_motion_mems. Print names of
16554 fields properly for store motion instead of names inherited from load
16556 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
16557 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
16560 (ae_kill): Rename to st_kill, update users.
16561 (ae_gen): Rename to st_avloc, update users.
16562 (transp): Rename to st_transp, update users.
16563 (pre_insert_map): Rename to st_insert_map, update users.
16564 (pre_delete_map): Rename to st_delete_map, update users.
16565 (insert_store, build_store_vectors, free_store_memory,
16566 one_store_motion_pass): Update for abovementioned changes.
16568 (gcse_subst_count, gcse_create_count): Remove.
16569 (one_store_motion_pass): New statistics counters "n_stores_deleted"
16570 and "n_stores_created", local variables.
16572 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
16575 (regvec, compute_store_table_current_insn): Remove.
16576 (reg_set_info, reg_clear_last_set): Remove.
16577 (compute_store_table): Use DF caches instead of local dataflow
16580 2009-05-01 Joseph Myers <joseph@codesourcery.com>
16582 * c-objc-common.c (c_tree_printer): Print identifiers with
16583 pp_identifier, not pp_string. Mark "({anonymous})" for
16585 * c-pretty-print.c (pp_c_ws_string): New.
16586 (pp_c_cv_qualifier, pp_c_type_specifier,
16587 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
16588 pp_c_storage_class_specifier, pp_c_function_specifier,
16589 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
16590 pp_c_primary_expression, pp_c_postfix_expression,
16591 pp_c_unary_expression, pp_c_shift_expression,
16592 pp_c_relational_expression, pp_c_equality_expression,
16593 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
16594 use pp_string and pp_c_ws_string in place of pp_identifier and
16595 pp_c_identifier for non-identifiers. Mark English strings for
16597 * c-pretty-print.h (pp_c_ws_string): Declare.
16599 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
16600 Roland McGrath <roland@redhat.com>
16602 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
16603 (ENABLE_LD_BUILDID): New configuration option.
16604 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
16605 (LINK_BUILDID_SPEC): New macro.
16606 (init_spec): If defined, prepend it between LINK_EH_SPEC and
16608 * doc/install.texi: Document --enable-linker-build-id option.
16609 * configure: Rebuild.
16610 * config.in: Rebuild.
16612 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
16614 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
16615 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
16616 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
16617 MIPS_GP_SAVE_AREA_SIZE.
16618 * config/mips/mips.c (struct mips_frame_info): Update comment
16619 before arg_pointer_offset and hard_frame_pointer_offset.
16620 (mips_compute_frame_info): Update diagram before function: to
16621 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
16622 indicate the position of frame_pointer_rtx with -fstack-protector and
16623 to show args_size. Don't allocate cprestore area for leaf functions
16624 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
16626 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
16628 2009-04-30 Michael Matz <matz@suse.de>
16630 PR tree-optimization/39955
16631 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
16633 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
16635 * ira.c (setup_cover_and_important_classes): Use safe macro
16636 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
16638 * genpreds.c (write_tm_preds_h): Output suitable definition of
16639 REG_CLASS_FOR_CONSTRAINT.
16641 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16643 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
16645 * bitmap.c (bitmap_descriptor): Likewise.
16646 * ggc-common.c (loc_descriptor): Likewise.
16647 * varray.c (varray_descriptor): Likewise.
16648 * vec.c (vec_descriptor): Likewise.
16650 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
16652 * Makefile.in (dce.o): Add $(EXCEPT_H).
16653 * dce.c: Include except.h and delete redundant vector definitions.
16654 (deletable_insn_p): Return false for non-call insns that can throw
16657 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
16659 * gcse.c (ae_gen): Remove.
16660 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
16661 and make non-static function to make it available in store-motion.c.
16662 Update call sites with search-and-replace.
16663 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
16664 extract_mentioned_regs, extract_mentioned_regs_helper,
16665 find_moveable_store, compute_store_table, load_kills_store, find_loads,
16666 store_killed_in_insn, store_killed_after, store_killed_before,
16667 build_store_vectors, insert_insn_start_basic_block, insert-store,
16668 remove_reachable_equiv_notes, replace_store_insn, delete_store,
16669 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
16670 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
16671 * store-motion.c: ...new file. Also copy data structures from gcse.c
16672 and clean up to remove parts not used by store motion.
16673 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
16674 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
16676 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16679 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
16680 when optimizing for size.
16682 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
16684 * gcse.c (gcse_constant_p): Fix typo in last change.
16686 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16688 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
16690 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
16692 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
16694 2009-04-29 James E. Wilson <wilson@codesourcery.com>
16696 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
16697 CONST_HIGH_PART result.
16699 2009-04-29 Anatoly Sokolov <aesok@post.ru>
16701 * config/avr/avr.c (initial_elimination_offset): Rename to
16702 avr_initial_elimination_offset.
16703 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
16704 change return type to bool.
16705 (avr_can_eliminate): New function.
16706 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
16707 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
16708 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
16709 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
16710 avr_initial_elimination_offset.
16711 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
16712 (avr_initial_elimination_offset): Define.
16714 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
16715 Steven Bosscher <steven@gcc.gnu.org>
16717 PR rtl-optimization/39938
16718 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
16719 * cfgrtl.c: Include insn-attr.h.
16720 (rest_of_pass_free_cfg): New function.
16721 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
16722 * resource.c (init_resource_info): Remove call to df_analyze.
16724 2009-04-29 Richard Guenther <rguenther@suse.de>
16727 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
16728 allow conversion to signed integers.
16730 2009-04-29 Richard Guenther <rguenther@suse.de>
16732 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
16733 shifts of floating point vectors if the shift amount is
16734 a constant multiple of the element size.
16736 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
16737 Michael Matz <matz@suse.de>
16739 PR middle-end/39927
16741 * tree-outof-ssa.c (emit_partition_copy): New function.
16742 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
16743 insert_part_to_rtx_on_edge): Perform the partition base var
16744 copy using emit_partition_copy.
16745 (insert_value_copy_on_edge): Convert constants to the right mode.
16746 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
16747 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
16749 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16751 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
16752 scan backwards to try to find a constant to initialize it.
16754 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
16755 insn before the loop_end instruction, don't look past labels.
16757 2009-04-29 Richard Guenther <rguenther@suse.de>
16759 PR middle-end/39937
16760 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
16761 loose type conversions.
16762 (forward_propagate_addr_expr): Fix tuplification bug. Remove
16763 stmts only if there are no uses of its definition.
16765 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16767 * config/bfin/bfin.h (splitting_loops): Declare.
16768 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
16769 Reorder bit definitions to be ascending.
16770 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
16771 * config/bfin/bfin.c (splitting_loops): New variable.
16772 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
16773 (struct loop_info): Remove members INIT and LOOP_INIT.
16774 (bfin_optimize_loop): Don't set them. Reorder the code that generates
16775 the LSETUP sequence. Allow LC to be loaded from any register, but
16776 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
16777 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
16779 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
16780 of reload_completed.
16783 * config/bfin/bfin.md (movsi_insn): Refine constraints.
16785 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
16787 * Makefile.in (PLUGIN_VERSION_H): New.
16788 (OBJS-common): Remove plugin-version.o.
16789 (plugin.o): Depend on (PLUGIN_VERSION_H).
16790 (plugin-version.o): Remove.
16791 * configure: Regenerate
16792 * configure.ac: Create plugin-version.h.
16793 * gcc-plugin.h (plugin_gcc_version): Remove.
16794 (plugin_default_version_check): Change signature.
16795 * plugin-version.c: Remove.
16796 * plugin.c: Include plugin-version.h.
16797 (str_plugin_gcc_version_name): Remove.
16798 (try_init_one_plugin): Pass gcc version to plugin_init.
16799 (plugin_default_version_check): Both gcc and plugin versions are now
16802 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16804 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
16805 problematic last insns. Test for TYPE_CALL rather than CALL_P.
16806 Remove special case testing for last insn of inner loops. Don't fail
16807 if the loop ends with a jump, emit an extra nop instead.
16809 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
16810 DREGS rather than comparing directly. Remove code that tries to
16811 account for latencies.
16813 2009-04-29 Richard Guenther <rguenther@suse.de>
16815 PR tree-optimization/39941
16816 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
16817 eliminating an indirect call.
16819 2009-04-29 Richard Guenther <rguenther@suse.de>
16821 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
16822 parameter. Allow invariants as base if !require_lvalue.
16823 (verify_gimple_assign_single): Adjust.
16825 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16827 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
16828 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
16829 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
16830 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
16831 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
16833 * config/bfin/bfin.c (bfin_expand_builtin,
16834 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
16836 2009-04-28 Richard Guenther <rguenther@suse.de>
16838 * tree-vect-loop.c (get_initial_def_for_induction): Use
16839 correct types for pointer increment.
16841 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16843 * toplev.c (print_version): Update GMP version string calculation.
16845 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
16847 PR rtl-optimization/39938
16848 * resource.c (init_resource_info): Add call to df_analyze.
16850 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16852 * config/alpha/alpha.md (usegp): Cast the result of
16853 alpha_find_lo_sum_using_gp to enum attr_usegp.
16854 * config/alpha/alpha.c (override_options): Remove end-of-structure
16855 marker element from cpu_table. Use array size of cpu_table to handle
16856 -mcpu and -mtune options.
16857 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16859 2009-04-28 Joseph Myers <joseph@codesourcery.com>
16861 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
16862 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16863 tune_32 and tune_64.
16864 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16865 support on PowerPC.
16866 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16867 * config/rs6000/option-defaults.h: ... here. New file.
16868 (OPT_64, OPT_32): Define.
16869 (MASK_64BIT): Define to 0 if not already defined.
16870 (OPT_ARCH64, OPT_ARCH32): Define.
16871 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16874 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16876 * config/arm/arm.c (arm_override_options): Emit error on using
16879 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16881 PR rtl-optimization/39914
16882 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16883 registers for allocnos created from user-defined variables only
16884 when not optimizing.
16886 2009-04-28 Richard Guenther <rguenther@suse.de>
16888 PR middle-end/39937
16889 * fold-const.c (fold_binary): Use distribute_real_division only
16892 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16894 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16895 add hpux-stdint.h to tm_file.
16896 (hppa[12]*-*-hpux11*): Ditto.
16897 (ia64*-*-hpux*): Ditto.
16898 * config/hpux-stdint.h: New.
16899 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16900 __STDC_EXT__ for all compiles.
16901 * config/pa/pa-hpux.h: Ditto.
16902 * config/pa/pa-hpux10.h: Ditto.
16903 * config/pa/pa-hpux11.h: Ditto.
16905 2009-04-28 Catherine Moore <clm@codesourcery.com>
16907 * debug.h (set_name): Add comment.
16909 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16912 * config/darwin.c (machopic_gen_offset): Check
16913 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16914 * config/arm/arm.c (require_pic_register): Likewise.
16916 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16918 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16919 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16920 m32c_promote_prototypes): Delete.
16922 2009-04-28 Michael Matz <matz@suse.de>
16924 PR middle-end/39922
16925 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16928 2009-04-28 Richard Guenther <rguenther@suse.de>
16930 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16932 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16934 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16935 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16936 * config/arm/arm-tune.md: Regenerate.
16938 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16940 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16941 block if there are complex incoming edges.
16942 (sel_merge_blocks): Remove useless assert.
16943 (sel_redirect_edge_and_branch): Check that edge was redirected.
16944 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16945 (sel_find_rgns): Delete declaration.
16946 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
16947 the region when it is not a preheader.
16949 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16952 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16954 2009-04-28 Richard Guenther <rguenther@suse.de>
16956 * tree.h (SSA_NAME_VALUE): Remove.
16957 (struct tree_ssa_name): Remove value_handle member.
16958 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
16959 array for jump threading.
16960 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
16962 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
16963 * tree-flow.h (threadedge_initialize_values): Declare.
16964 (threadedge_finalize_values): Likewise.
16965 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
16966 (SSA_NAME_VALUE): Define.
16967 (threadedge_initialize_values): New function.
16968 (threadedge_finalize_values): Likewise.
16969 * tree-ssa-dom.c (ssa_name_values): New global variable.
16970 (SSA_NAME_VALUE): Define.
16971 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
16973 2009-04-28 Ira Rosen <irar@il.ibm.com>
16975 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
16976 Use REPORT_VECTORIZED_LOCATIONS instead
16977 REPORT_VECTORIZED_LOOPS.
16978 * tree-vectorizer.c (vect_verbosity_level): Make static.
16979 (vect_loop_location): Rename to vect_location.
16980 (vect_set_verbosity_level): Update comment.
16981 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
16983 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
16984 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
16985 instead REPORT_UNVECTORIZED_LOOPS.
16986 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
16987 and vect_loop_def to vect_external_def and vect_internal_def.
16988 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
16989 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
16990 REPORT_UNVECTORIZED_LOCATIONS.
16991 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
16992 and vect_used_in_loop and to vect_unused_in_scope and
16993 vect_used_in_scope.
16994 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
16995 (vect_verbosity_level): Remove declaration.
16996 (vect_analyze_operations): Likewise.
16997 (vect_analyze_stmt): Declare.
16998 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
16999 REPORT_UNVECTORIZED_LOCATIONS.
17000 (vect_get_loop_niters): Fix indentation.
17001 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
17002 (vect_analyze_loop_operations): New function.
17003 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
17004 vect_analyze_operations.
17005 (vect_is_simple_reduction): Use new names.
17006 (vectorizable_live_operation, vect_transform_loop): Likewise.
17007 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
17008 to specify whether the data references can be a part of interleaving
17010 (vect_analyze_data_ref_dependence): Use new names.
17011 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
17012 (vect_create_addr_base_for_vector_ref): Remove redundant code.
17013 * tree-vect-patterns.c (widened_name_p): Use new names.
17014 (vect_recog_dot_prod_pattern): Likewise.
17015 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
17016 (process_use, vect_mark_stmts_to_be_vectorized,
17017 vect_model_simple_cost, vect_model_store_cost,
17018 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
17019 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
17020 vectorizable_operation, vectorizable_type_demotion,
17021 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
17022 vectorizable_condition): Likewise.
17023 (vect_analyze_operations): Split into vect_analyze_loop_operations
17025 (vect_analyze_stmt): ... new function.
17026 (new_stmt_vec_info): Use new names.
17027 (vect_is_simple_use): Use new names and fix comment.
17028 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
17029 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
17031 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
17034 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
17035 and integer modes for x87 operands. Do not ICE for unsupported size,
17036 generate error instead. Generate error for unsupported operand types.
17037 ['z']: Do not handle HImode memory operands specially. Warning
17038 for floating-point operands. Fallthru to 'Z' for unsupported operand
17039 types. Do not ICE for unsupported size, generate error instead.
17040 (output_387_binary_op): Use %Z to output operands.
17041 (output_fp_compare): Ditto.
17042 (output_387_reg_move): Ditto.
17044 2009-04-28 Ben Elliston <bje@au.ibm.com>
17049 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17051 * builtins.c (c_strlen): Do not warn here.
17052 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17053 * c-common.c (pointer_int_sum): Take an explicit location.
17054 Warn about offsets out of bounds.
17055 * c-common.h (pointer_int_sum): Adjust declaration.
17057 2009-04-27 Ian Lance Taylor <iant@google.com>
17059 * collect2.c (is_ctor_dtor): Change type of ret field in struct
17061 * dce.c (run_fast_df_dce): Change type of old_flags to int.
17062 * df-core.c (df_set_flags): Change return type to int. Change
17063 type of old_flags to int.
17064 (df_clear_flags): Likewise.
17065 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
17066 (df_get_conditional_uses): Likewise.
17067 * df.h (df_set_flags, df_clear_flags): Update declarations.
17068 * dwarf2out.c (struct indirect_string_node): Change type of form
17069 field to enum dwarf_form.
17070 (AT_string_form): Change return type to enum dwarf_form.
17071 * fixed-value.c (fixed_compare): Add cast to enum type.
17072 * fwprop.c (update_df): Change 0 to VOIDmode.
17073 * gensupport.c: Change 0 to UNKNOWN.
17074 * gimple.h (gimple_cond_code): Add cast to enum type.
17075 * haifa-sched.c (reemit_notes): Add cast to enum type.
17076 * hooks.c (hook_int_void_no_regs): Remove function.
17077 * hooks.h (hook_int_void_no_regs): Remove declaration.
17078 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
17079 * predict.c (combine_predictions_for_insn): Add casts to enum type.
17080 * real.c (real_arithmetic): Add cast to enum type.
17081 (real_compare): Likewise.
17082 * target.h (struct gcc_target): Change return type of
17083 branch_target_register_class to enum reg_class.
17084 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
17085 default_branch_target_register_class.
17086 * targhooks.c (default_branch_target_register_class): New function.
17087 * targhooks.h (default_branch_target_register_class): Declare.
17088 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
17089 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
17091 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
17093 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
17094 vect_uninitialized_def. Change 0 to ERROR_MARK.
17095 * tree-vect-stmts.c (supportable_widening_operation): Don't
17096 initialize icode1 and icode2.
17097 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
17098 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
17100 (cmn_err_flag_specs): Change 0 to STD_C89.
17101 (cmn_err_char_table): Likewise.
17102 * config/arm/arm.c (get_arm_condition_code): Change type of code
17103 to enum arm_cond_code.
17104 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
17105 (IWMMXT_BUILTIN2): Likewise.
17106 (neon_builtin_type_bits): Don't define typedef.
17107 (neon_builtin_datum): Change type of bits field to int.
17108 (arm_expand_neon_args): Add cast to enum type.
17109 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
17111 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
17112 casts to enum type.
17113 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
17115 * config/mips/mips.md (jal_macro): Return enum constant.
17116 (single_insn): Likewise.
17117 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
17119 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17120 casts to enum type.
17121 * config/s390/s390.c (s390_tune_flags): Change type to int.
17122 (s390_arch_flags): Likewise.
17123 (s390_handle_arch_option): Change flags field of struct pta to int.
17124 * config/s390/s390.h (s390_tune_flags): Update declaration.
17125 (s390_arch_flags): Likewise.
17126 * config/sh/sh.c (prepare_move_operands): Compare
17127 tls_symbolic_operand result with enum constant.
17128 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
17129 (sh_expand_prologue): Add cast to enum type.
17130 (sh_expand_epilogue): Likewise.
17131 (tls_symbolic_operand): Change return type to enum tls_model.
17132 (fpscr_set_from_mem): Add cast to enum type.
17133 (legitimize_pic_address): Compare tls_symbolic_operand result with
17135 (sh_target_reg_class): Change return type to enum reg_class.
17136 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
17138 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
17139 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
17140 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
17141 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
17142 (delayed_branch, tls_call_delay): Likewise.
17143 (eligible_for_sibcall_delay): Likewise.
17144 (eligible_for_return_delay): Likewise.
17145 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
17146 (spu_expand_builtin_1): Likewise.
17148 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
17149 for all types of conversions.
17150 (output_init_element): Issue -Wc++-compat warning if needed when
17151 initializing a bitfield with enum type.
17152 * c-parser.c (c_parser_expression): Set original_type to
17153 original_type of right hand operand of comma operator.
17155 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17157 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
17159 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
17160 * doc/cpp.texi (Standard Predefined Macros)
17161 (Implementation-defined behavior): Likewise.
17162 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
17163 * doc/gimple.texi (GIMPLE Exception Handling)
17164 (@code{GIMPLE_ASSIGN}): Likewise.
17165 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
17166 * doc/invoke.texi (Warning Options, Optimize Options)
17167 (AVR Options, Darwin Options): Likewise.
17168 (Optimize Options): Reformulate -fwhole-program description.
17169 * doc/loop.texi (Lambda): Likewise.
17170 * doc/md.texi (Output Template, Define Constraints)
17171 (Standard Names, Insn Splitting): Likewise.
17172 * doc/options.texi (Option properties): Likewise.
17173 * doc/passes.texi (Tree-SSA passes): Likewise.
17174 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
17175 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
17176 (File Names and DBX): Likewise.
17177 * doc/trouble.texi (Incompatibilities): Likewise.
17179 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17181 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
17182 instruction is correct.
17184 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17186 Allow non-constant arguments to conversion intrinsics.
17187 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
17188 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
17189 * spu.c (print_operand): Handle 'v' and 'w'.
17190 (exp2_immediate_p, spu_gen_exp2): Define.
17191 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
17192 spu_convtf_1): Update parameter descriptions.
17193 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
17194 * constraints.md ('v', 'w'): New.
17195 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
17197 (i2f, I2F): New define_mode_attr.
17198 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
17199 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
17200 fixuns_truncv4sfv4si2): Update to use mode attribute.
17201 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
17202 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
17203 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
17204 patterns for combine.
17206 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
17208 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
17209 (cprop, hoist, pre, store_motion): New debug counters.
17210 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
17211 is not an RTL pass anymore.
17212 (pass_profiling): Remove extern decl for pass removed in 2005.
17213 (pass_gcse, pass_jump_bypass): Remove.
17214 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
17215 to 0 for clean state.
17216 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
17217 * cse.c (gate_handle_cse_after_global_opts,
17218 rest_of_handle_cse_after_global_opts): New functions.
17219 (pass_cse_after_global_opts): New pass, does local CSE.
17220 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
17221 (TV_CPROP): New timevar.
17222 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
17223 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
17224 (gcse_main, recompute_all_luids): Remove.
17225 (compute_hash_table_work): Call max_reg_num instead of reading
17227 (cprop_jump): Don't set run_jump_opt_after_gcse.
17228 (constprop_register): Always allow to alter jumps.
17229 (cprop_insn): Likewise.
17230 (do_local_cprop): Likewise.
17231 (local_cprop_pass): Likewise. Return non-zero if something changed.
17232 (cprop): Remove function, fold interesting bits into one_cprop_pass.
17233 (find_implicit_sets): Add note about missed optimization opportunity.
17234 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
17235 pass_rtl_cprop execute function.
17236 Don't bother tracking the pass number, each pass gets its own dumpfile
17238 Always allow to alter jumpsand bypass jumps.
17239 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
17240 will just find no suitable set.
17241 (pre_edge_insert): Fix dumping, this function is for PRE only.
17242 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
17243 pass_rtl_pre execute function.
17244 (hoist_code): Return non-zero if something changed. Keep track of
17245 substitutions and insertions for statistics gathering similar to PRE.
17246 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
17247 called from the pass_rtl_hoist execute function. Show pass statistics.
17248 (compute_store_table): Use max_reg_num directly instead of using the
17249 formerly global max_gcse_regno.
17250 (build_store_vectors): Likewise.
17251 (replace_store_insn): Fix dumping.
17252 (store_motion): Rename to ...
17253 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
17254 pass, called from the pass_rtl_store_motion execute function. Keep
17255 track of substitutions and insertions for statistics gathering similar
17257 (bypass_jumps): Remove, fold interesting bits into ...
17258 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
17259 from the pass_rtl_cprop execute function.
17260 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
17261 pass_jump_bypass): Remove.
17262 (gate_handle_gcse, rest_of_handle_gcse): Remove.
17263 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
17264 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
17265 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
17266 (gate_rtl_store_motion, execute_rtl_store_motion,
17267 pass_rtl_store_motion): New.
17268 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
17269 make it clear that -fcse-skip-blocks is a no-op for backward compat.
17270 * passes.c (init_optimization_passes): Remove pass_gcse and
17271 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
17272 and cse_after_global_opts in place of pass_gcse. Schedule cprop
17273 instead of pass_jump_bypass.
17275 2009-04-27 Richard Guenther <rguenther@suse.de>
17277 PR middle-end/39928
17278 * gimplify.c (gimplify_expr): If we are required to create
17279 a temporary make sure it ends up as register.
17281 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
17284 * config/i386/i386.c (construct_container): Don't call
17285 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
17286 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
17288 2009-04-27 Michael Matz <matz@suse.de>
17290 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
17291 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
17292 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
17293 (dump_replaceable_exprs): Take a bitmap.
17294 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
17296 (expand_gimple_basic_block): Likewise.
17297 * tree-ssa-ter.c (struct temp_expr_table_d): Make
17298 replaceable_expressions member a bitmap.
17299 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
17300 (mark_replaceable): Likewise.
17301 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
17302 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
17304 2009-04-27 Richard Guenther <rguenther@suse.de>
17306 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
17307 (verify_stmts): Dispatch to gimple/type verification code.
17308 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
17309 issue with call argument types.
17311 2009-04-27 Michael Matz <matz@suse.de>
17313 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
17314 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
17317 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
17318 Eric Botcazou <ebotcazou@adacore.com>
17320 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
17321 a label's basic block.
17322 (mark_target_live_regs): Tidy and rework obsolete comments.
17323 Change back DF problem to LIVE. If a label starts a basic block,
17324 assume that all registers that used to be live then still are.
17325 (init_resource_info): If a label starts a basic block, set its
17326 BLOCK_FOR_INSN accordingly.
17327 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
17329 2009-04-27 Richard Guenther <rguenther@suse.de>
17331 * tree-flow-inline.h (function_ann): Remove.
17332 (get_function_ann): Likewise.
17333 * tree-dfa.c (create_function_ann): Remove.
17334 * tree-flow.h (struct static_var_ann_d): Remove.
17335 (struct function_ann_d): Likewise.
17336 (union tree_ann_d): Remove fdecl member.
17337 (function_ann_t): Remove.
17338 (function_ann, get_function_ann, create_function_ann): Remove
17341 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
17343 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
17345 2009-04-27 Jan Hubicka <jh@suse.cz>
17347 * ipa-pure-const.c (struct funct_state_d): New fields
17348 state_previously_known, looping_previously_known; remove
17349 state_set_in_source.
17350 (analyze_function): Use new fields.
17351 (propagate): Avoid assumption that state_set_in_source imply
17354 * tree-ssa-loop-niter.c (finite_loop_p): New function.
17355 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
17356 * cfgloop.h (finite_loop_p): Declare.
17358 2009-04-26 Michael Matz <matz@suse.de>
17360 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
17362 2009-04-26 Michael Matz <matz@suse.de>
17364 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
17365 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
17366 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
17367 pass_mark_used_blocks): Remove.
17368 * tree-optimize.c (pass_free_datastructures,
17369 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
17370 * passes.c (init_optimization_passes): Don't call
17371 pass_mark_used_blocks, remove dead code.
17373 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
17375 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
17376 * tree-ssa-live.h (register_ssa_partition): Likewise.
17378 2009-04-26 Michael Matz <matz@suse.de>
17381 * builtins.c (fold_builtin_next_arg): Handle SSA names.
17382 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
17383 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
17385 (compare_pairs): Swap cost comparison.
17386 (coalesce_ssa_name): Don't use change_partition_var.
17387 * tree-nrv.c (struct nrv_data): Add modified member.
17388 (finalize_nrv_r): Set it.
17389 (tree_nrv): Use it to update statements.
17390 (pass_nrv): Require PROP_ssa.
17391 * tree-mudflap.c (mf_decl_cache_locals,
17392 mf_build_check_statement_for): Use make_rename_temp.
17393 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
17394 * alias.c (find_base_decl): Handle SSA names.
17395 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
17396 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
17397 * rtl.h (set_reg_attrs_for_parm): Declare.
17398 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
17399 to "optimized", remove unused locals at finish.
17400 (execute_free_datastructures): Make global, call
17401 delete_tree_cfg_annotations.
17402 (execute_free_cfg_annotations): Don't call
17403 delete_tree_cfg_annotations.
17405 * ssaexpand.h: New file.
17406 * expr.c (toplevel): Include ssaexpand.h.
17407 (expand_assignment): Handle SSA names the same as register variables.
17408 (expand_expr_real_1): Expand SSA names.
17409 * cfgexpand.c (toplevel): Include ssaexpand.h.
17410 (SA): New global variable.
17411 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
17412 (SSAVAR): New macro.
17413 (set_rtl): New helper function.
17414 (add_stack_var): Deal with SSA names, use set_rtl.
17415 (expand_one_stack_var_at): Likewise.
17416 (expand_one_stack_var): Deal with SSA names.
17417 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
17418 before unique numbers.
17419 (expand_stack_vars): Use set_rtl.
17420 (expand_one_var): Accept SSA names, add asserts for them, feed them
17421 to above subroutines.
17422 (expand_used_vars): Expand all partitions (without default defs),
17423 then only the local decls (ignoring those expanded already).
17424 (expand_gimple_cond): Remove edges when jumpif() expands an
17425 unconditional jump.
17426 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
17427 or remove abnormal edges. Ignore insns setting the LHS of a TERed
17429 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
17430 members of SA; deal with PARM_DECL partitions here; expand
17431 all PHI nodes, free tree datastructures and SA. Commit instructions
17432 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
17433 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
17434 info and statements at start, collect garbage at finish.
17435 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
17436 (VAR_ANN_PARTITION) Remove.
17437 (change_partition_var): Don't declare.
17438 (partition_to_var): Always return SSA names.
17439 (var_to_partition): Only accept SSA names.
17440 (register_ssa_partition): Only check argument.
17441 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
17443 (delete_var_map): Don't free it.
17444 (var_union): Only accept SSA names, simplify.
17445 (partition_view_init): Mark only useful SSA names as used.
17446 (partition_view_fini): Only deal with SSA names.
17447 (change_partition_var): Remove.
17448 (dump_var_map): Use ssa_name instead of partition_to_var member.
17449 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
17451 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
17452 (struct _elim_graph): New member const_dests; nodes member vector of
17454 (set_location_for_edge): New static helper.
17455 (create_temp): Remove.
17456 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
17457 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
17458 (new_elim_graph): Allocate const_dests member.
17459 (clean_elim_graph): Truncate const_dests member.
17460 (delete_elim_graph): Free const_dests member.
17461 (elim_graph_size): Adapt to new type of nodes member.
17462 (elim_graph_add_node): Likewise.
17463 (eliminate_name): Likewise.
17464 (eliminate_build): Don't take basic block argument, deal only with
17465 partition numbers, not variables.
17466 (get_temp_reg): New static helper.
17467 (elim_create): Use it, deal with RTL temporaries instead of trees.
17468 (eliminate_phi): Adjust all calls to new signature.
17469 (assign_vars, replace_use_variable, replace_def_variable): Remove.
17470 (rewrite_trees): Only do checking.
17471 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
17472 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
17473 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
17474 contains_tree_r, MAX_STMTS_IN_LATCH,
17475 process_single_block_loop_latch, analyze_edges_for_bb,
17476 perform_edge_inserts): Remove.
17477 (expand_phi_nodes): New global function.
17478 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
17479 functions, initialize new parameter, remember partitions having a
17481 (finish_out_of_ssa): New global function.
17482 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
17483 don't reset in_ssa_p here, don't disable TER when mudflap.
17484 (pass_del_ssa): Remove.
17485 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
17487 (execute_free_datastructures): Declare.
17488 * Makefile.in (SSAEXPAND_H): New variable.
17489 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
17490 * basic-block.h (commit_one_edge_insertion): Declare.
17491 * passes.c (init_optimization_passes): Move pass_nrv and
17492 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
17493 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
17494 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
17495 (redirect_branch_edge): Deal with super block when expanding, split
17496 out jump patching itself into ...
17497 (patch_jump_insn): ... here, new static helper.
17499 2009-04-26 Michael Matz <matz@suse.de>
17501 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
17502 beyond num_ssa_names.
17503 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
17504 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
17506 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17508 PR inline-asm/39543
17509 * fwprop.c (forward_propagate_asm): New function.
17510 (forward_propagate_and_simplify): Propagate also into __asm, if it
17511 doesn't increase the number of referenced registers.
17514 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
17516 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17518 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
17519 note_nonlocal_vla_type for nonlocal VLAs.
17520 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
17521 contains_remapped_vars, remap_vla_decls): New functions.
17522 (convert_nonlocal_reference_stmt): If not optimizing, call
17523 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
17524 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
17525 if it wasn't found in var_map.
17526 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
17527 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
17528 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
17530 * gimplify.c (nonlocal_vlas): New variable.
17531 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
17533 (gimplify_body): Create and destroy nonlocal_vlas.
17535 * dwarf2out.c (loc_descr_plus_const): New function.
17536 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
17537 mem_loc_descriptor, loc_descriptor_from_tree_1,
17538 descr_info_loc, gen_variable_die): Use it.
17540 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
17541 !TREE_STATIC VAR_DECLs.
17542 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
17543 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
17544 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
17545 DECL_BY_REFERENCE is valid.
17546 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
17547 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
17548 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
17549 Copy DECL_BY_REFERENCE.
17550 (struct nesting_copy_body_data): New type.
17551 (nesting_copy_decl): New function.
17552 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
17553 if they have variable length.
17555 2009-04-26 Michael Matz <matz@suse.de>
17557 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
17558 mark new temporaries for renaming.
17560 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17563 * c-decl.c (global_bindings_p): Return negative value.
17564 (c_variable_size): New. Based on variable_size from
17566 (grokdeclarator): Call c_variable_size not variable_size.
17568 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
17570 * config/i386/i386.c (print_operand) ['z']: Fix typo.
17572 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
17574 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
17575 Redefine it to just use mingw/include.
17576 (ASM_SPEC): Rules for -m32 and -m64.
17577 (LINK_SPEC): Use Likewise.
17578 (SPEC_32): New define.
17579 (SPEC_64): Likewise.
17580 (SUB_LINK_SPEC): Likewise.
17581 (MULTILIB_DEFAULTS): New define.
17582 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
17583 Add multilib options.
17584 (MULTILIB_DIRNAMES): Likewise.
17585 (MULTILIB_OSDIRNAMES): Likewise.
17586 (LIBGCC): Likewise.
17587 (INSTALL_LIBGCC): Likewise.
17589 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17592 * c-tree.h (enum c_inline_static_type): New.
17593 (record_inline_static): Declare.
17594 * c-decl.c (struct c_inline_static, c_inline_statics,
17595 record_inline_static, check_inline_statics): New.
17596 (pop_file_scope): Call check_inline_statics.
17597 (start_decl): Call record_inline_static instead of pedwarning
17598 directly for static in inline function.
17599 * c-typeck.c (build_external_ref): Call record_inline_static
17600 instead of pedwarning directly for static referenced in inline
17603 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
17605 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
17606 not new but only being rescanned.
17607 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
17608 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
17609 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
17610 record_set_info, compute_set, grealloc): Remove.
17611 (recompute_all_luids): New function.
17612 (gcse_main): Don't compute sets, and don't do related memory
17613 allocations/free-ing. If something changed before the end of the
17614 pass, update LUIDs using recompute_all_luids.
17615 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
17616 (free_gcse_mem): Don't free it either.
17617 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
17618 Use the df insn LUIDs.
17619 (load_killed_in_block): Likewise.
17620 (compute_hash_table_work): Don't compute reg_set_in_block.
17621 (compute_transp): Use DF_REG_DEF_CHAINs.
17622 (local_cprop_pass): Don't use compute_sets and related functions.
17623 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
17624 Use get_max_uid() instead of max_cuid.
17625 (insert_insn_end_basic_block, pre_insert_copy_insn,
17626 update_ld_motion_stores): Don't try to
17627 keep reg_set tables up to date.
17628 (pre_insert_copies): Use df insn LUIDs.
17629 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
17630 (reg_set_info): Don't use extra bitmap argument.
17631 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
17632 information to compute regs_set_in_block.
17633 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
17634 (bypass_jumps): Don't use compute_sets and friends.
17636 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17639 * opts.c (undocumented_msg): Do not leave blank even with
17642 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17644 * c-decl.c (build_enumerator): Allow values folding to integer
17645 constants but not integer constant expressions with a pedwarn if
17648 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17651 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
17652 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
17653 type is an integer constant.
17655 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17658 * config/i386/i386.c (print_operand) ['z']: Revert handling of
17661 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17664 * c-decl.c (grokdeclarator): Diagnose declarations of functions
17665 with variably modified return type and no storage class
17666 specifiers, except for the case of nested functions. Distinguish
17667 extern declarations of functions with variably modified return
17668 types from those of objects with variably modified types.
17670 2009-04-25 Jan Hubicka <jh@suse.cz>
17672 * tree.c (list_equal_p): New function.
17673 * tree.h (list_equal_p): Declare.
17674 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17675 basic_block_def, basic_block, const_basic_block): New.
17676 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
17677 (redirect_eh_edge): New function.
17678 (make_eh_edge_update_phi): EH edges are not abnormal.
17679 * except.c: Include tree-flow.h.
17680 (list_match): New function.
17681 (eh_region_replaceable_by_p): New function.
17682 (replace_region): New function.
17683 (hash_type_list): New function.
17684 (hash_eh_region): New function.
17685 (eh_regions_equal_p): New function.
17686 (merge_peers): New function.
17687 (remove_unreachable_regions): Verify EH tree when checking;
17689 (copy_eh_region_1): New function.
17690 (copy_eh_region): New function.
17691 (push_reachable_handler): New function.
17692 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
17693 regions without label but with live RESX.
17694 * except.h (redirect_eh_edge_to_label): New.
17695 * tree-flow.h (redirect_eh_edge): New.
17696 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17697 basic_block_def, basic_block, const_basic_block): Remove.
17698 * Makefile.in (except.o): Add dependency on tree-flow.h
17699 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
17700 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
17703 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
17706 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
17707 on the destination of memcpy.
17709 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
17711 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
17712 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
17713 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
17715 2009-04-25 Jan Hubicka <jh@suse.cz>
17717 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
17718 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
17719 to be reached by different label than left.
17720 (update_eh_edges): Update comment; remove edge_to_remove if possible
17721 and return true if suceeded.
17722 (cleanup_empty_eh): Accept sharing map; handle shared regions.
17723 (cleanup_eh): Compute sharing map.
17724 * except.c (remove_eh_handler_and_replace): Add argument if we should
17726 (remove_unreachable_regions): Update for label sharing.
17727 (label_to_region_map): Likewise.
17728 (get_next_region_sharing_label): New function.
17729 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
17731 (remove_eh_handler): Update.
17732 (remove_eh_region_and_replace_by_outer_of): New function.
17733 * except.h (struct eh_region): Add next_region_sharing_label.
17734 (remove_eh_region_and_replace_by_outer_of,
17735 get_next_region_sharing_label): Declare.
17736 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
17738 2009-04-25 Jan Hubicka <jh@suse.cz>
17740 * tree-cfg.c (split_critical_edges): Split also edges where we can't
17741 insert code even if they are not critical.
17743 2009-04-25 Jan Hubicka <jh@suse.cz>
17745 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17746 (gimple_can_remove_branch_p): EH edges won't remove branch by
17748 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
17749 updating of non-abnormal EH edges.
17750 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17751 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
17752 (split_critical_edges): Split also edges where emitting code on them
17753 will lead to splitting later.
17755 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17756 H.J. Lu <hongjiu.lu@intel.com>
17759 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
17760 the configured assembler supports fildq and fistpq mnemonics.
17761 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
17762 * configure: Regenerated.
17763 * config.in: Ditto.
17765 * config/i386/i386.c (print_operand): Handle 'Z'.
17766 ['z']: Remove handling of special fild/fist suffixes.
17767 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
17768 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
17769 suffix of fild insn.
17770 (*floatsi<mode>2_vector_mixed): Ditto.
17771 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
17772 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
17773 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17774 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
17775 * config/i386/gas.h (GAS_MNEMONICS): Remove.
17777 2009-04-25 Ben Elliston <bje@au.ibm.com>
17779 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
17780 the source of a set operation.
17782 2009-04-25 Anatoly Sokolov <aesok@post.ru>
17784 * target.h (struct gcc_target): Add case_values_threshold field.
17785 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
17786 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
17787 * targhooks.c (default_case_values_threshold): New function.
17788 * targhooks.h (default_case_values_threshold): Declare function.
17789 * stmt.c (expand_case): Use case_values_threshold target hook.
17790 * expr.h (case_values_threshold): Remove declartation.
17791 * expr.c (case_values_threshold): Remove function.
17792 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
17794 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
17795 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17796 (avr_case_values_threshold): Declare as static.
17797 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
17799 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
17800 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17801 (mn10300_case_values_threshold): New function.
17803 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17805 * ira.c (setup_cover_and_important_classes): Add enum cast.
17807 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
17809 * genpreds.c (write_enum_constraint_num): Output definition of
17810 CONSTRAINT_NUM_DEFINED_P macro.
17811 * ira.c (setup_cover_and_important_classes): Use
17812 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
17814 2009-04-24 DJ Delorie <dj@redhat.com>
17816 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
17817 __SH2A_SINGLE_ONLY__ also.
17819 2009-04-24 Steve Ellcey <sje@cup.hp.com>
17821 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
17822 (movdf_internal): Ditto.
17823 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
17824 SFmode and DFmode constants.
17825 (ia64_print_operand): Add 'G' format for printing
17826 floating point constants.
17828 2009-04-24 Richard Guenther <rguenther@suse.de>
17830 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
17831 from unsigned additions.
17833 2009-04-24 Joseph Myers <joseph@codesourcery.com>
17835 * c-typeck.c (set_init_index): Allow array designators that are
17836 not integer constant expressions with a pedwarn if pedantic.
17838 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17840 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
17841 zero if no overlap in nonzero bits between the operands.
17843 2009-04-24 Ian Lance Taylor <iant@google.com>
17845 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
17846 (record_dead_and_set_regs): Likewise.
17847 * df.h (struct df_mw_hardreg): Change flags field to int.
17848 (struct df_base_ref): Likewise.
17849 (struct df): Change changeable_flags field to int.
17850 * df-scan.c (df_defs_record): Change clobber_flags to int.
17851 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
17852 constants rather than #define macros.
17853 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17854 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
17855 (enum dwarf_calling_convention): Likewise.
17856 (enum dwarf_line_number_x_ops): Likewise.
17857 (enum dwarf_call_frame_info): Likewise.
17858 (enum dwarf_source_language): Likewise.
17859 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
17860 (add_calling_convention_attribute): Likewise.
17861 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
17862 (combine_comparisons): Change compcode to int. Add cast to enum type.
17863 * genrecog.c (maybe_both_true_2): Change c to int.
17864 (write_switch): Likewise. Add cast to enum type.
17865 * gimplify.c (gimplify_omp_for): Handle return values from
17866 gimplify_expr using MIN rather than bitwise or.
17867 (gimplify_expr): Add cast to enum type.
17868 * ipa-prop.c (update_jump_functions_after_inlining): Change
17869 IPA_BOTTOM to IPA_JF_UNKNOWN.
17870 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17871 Add casts to enum type.
17872 (setup_cover_and_important_classes): Change cl to int. Add casts
17874 (setup_class_translate): Change cl and mode to int.
17875 (ira_init_once): Change mode to int.
17876 (free_register_move_costs): Likewise.
17877 (setup_prohibited_mode_move_regs): Add casts to enum type.
17878 * langhooks.c (add_builtin_function_common): Rework assertion that
17879 value fits bitfield.
17880 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17881 * omega.c (omega_do_elimination): Avoid math on enum types.
17882 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17883 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17884 int local to handle integral_argment value.
17885 * regmove.c (try_auto_increment): Change PUT_MODE to
17887 * reload.c (push_secondary_reload): Add casts to enum type.
17888 (secondary_reload_class, find_valid_class): Likewise.
17889 * reload1.c (emit_input_reload_insns): Likewise.
17890 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17891 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17892 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17894 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17895 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17897 (expand_complex_libcall): Add casts to enum type.
17898 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17899 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17900 with ERROR_MARK, not NUM_TREE_CODES.
17901 (vect_create_epilog_for_reduction): Likewise.
17902 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17903 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17904 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17906 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17907 vect_unused_in_loop. Change 0 to loop_vect.
17908 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17909 * var-tracking.c (get_init_value): Change return type to enum
17911 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17912 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17914 (arm_override_options): Add casts to enum type.
17915 (arm_emit_tls_decoration): Likewise.
17916 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17918 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17919 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17920 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17922 * config/s390/s390.c (code_for_builtin_64): Change to array of
17924 (code_for_builtin_31): Likewise.
17925 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17927 * config/sparc/sparc.c (sparc_override_options): Change value
17928 field in struct code_model to enum cmodel. In initializer change
17929 0 to NULL and add cast to enum type.
17931 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17932 Change all callers. Issue a -Wc++-compat warning using
17933 lhs_origtype if necessary.
17934 (convert_for_assignment): Issue -Wc++-compat warnings about
17935 invalid conversions to enum type on assignment.
17936 * c-common.h (build_modify_expr): Update declaration.
17938 2009-04-24 Nick Clifton <nickc@redhat.com>
17940 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17941 (function_arg_advance): Likewise.
17942 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17945 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17947 * config/s390/constraints.md ('I', 'J'): Fix condition.
17949 2009-04-24 Diego Novillo <dnovillo@google.com>
17951 * gengtype-parse.c (parse_error): Add newline after message.
17953 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17955 * config/i386/sse.md (avxmodesuffixs): Removed.
17956 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
17957 (*avx_pinsr<ssevecsize>): This.
17959 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17961 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
17962 follow chains of regs with a single definition, and allow expressions
17963 that are function_invariant_p.
17964 (simple_rhs_p): Allow expressions that are function_invariant_p.
17966 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
17968 PR middle-end/39867
17969 * fold-const.c (fold_cond_expr_with_comparison): When folding
17970 > and >= to MAX, make sure the MAX uses the same type as the
17971 comparison's operands.
17973 2009-04-24 Nick Clifton <nickc@redhat.com>
17975 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
17976 addressing for DImode accesses.
17977 (frv_print_operand_address): Handle PLUS case.
17978 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
17980 2009-04-24 Jakub Jelinek <jakub@redhat.com>
17982 PR rtl-optimization/39794
17983 * alias.c (canon_true_dependence): Add x_addr argument.
17984 * rtl.h (canon_true_dependence): Adjust prototype.
17985 * cse.c (check_dependence): Adjust canon_true_dependence callers.
17986 * cselib.c (cselib_invalidate_mem): Likewise.
17987 * gcse.c (compute_transp): Likewise.
17988 * dse.c (scan_reads_nospill): Likewise.
17989 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
17990 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
17991 canon_base_addr of the group, plus optional offset.
17992 (struct group_info): Rename canon_base_mem to
17994 (get_group_info): Set canon_base_addr to canon_rtx of base, not
17995 canon_rtx of base_mem.
17997 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
17999 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
18000 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
18002 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18004 * config/spu/spu-builtins.h: Delete file.
18006 * config/spu/spu.h (enum spu_builtin_type): Move here from
18008 (struct spu_builtin_description): Likewise. Add GTY marker.
18009 Do not use enum spu_function_code or enum insn_code.
18010 (spu_builtins): Add extern declaration.
18012 * config/spu/spu.c: Do not include "spu-builtins.h".
18013 (enum spu_function_code, enum spu_builtin_type_index,
18014 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
18015 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
18016 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
18017 unsigned_V2DI_type_node): Move here from spu-builtins.h.
18018 (spu_builtin_types): Make static. Add GTY marker.
18019 (spu_builtins): Add extern declaration with GTY marker.
18020 Include "gt-spu.h".
18022 * config/spu/spu-c.c: Do not include "spu-builtins.h".
18023 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
18024 Check programmatically whether all parameters are scalar.
18026 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
18028 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
18030 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
18031 assignment from the constructor either if the target is volatile.
18033 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
18035 * config/arm/arm.md (insv): Do not share operands[0].
18037 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
18039 * config/vxlib-tls.c (active_tls_threads): Delete.
18040 (delete_hook_installed): New.
18041 (tls_delete_hook): Don't delete the delete hook.
18042 (tls_destructor): Delete it here.
18043 (__gthread_set_specific): Adjust installing the delete hook.
18044 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
18045 __gthread_leave_tsd_dtor_context.
18047 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
18049 * c-format.c (gcc_tdiag_char_table): Add support for %E.
18051 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
18053 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
18055 (alpha_rtx_costs): Ditto.
18056 (emit_unlikely_jump): Use add_reg_note.
18057 (emit_frame_store_1): Ditto.
18058 (alpha_expand_prologue): Ditto.
18059 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18060 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
18062 2009-04-23 Nick Clifton <nickc@redhat.com>
18064 * config/v850/v850.md (epilogue): Remove suppressed code.
18065 (return): Rename to return_simple and remove test of frame size.
18066 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
18067 to gen_return_simple.
18069 2009-04-22 Jing Yu <jingyu@google.com>
18072 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
18074 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18077 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
18078 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
18079 value is a VECTOR_CST, the element type is the element type of the
18082 2009-04-22 DJ Delorie <dj@redhat.com>
18084 * config/m32c/m32c.h: Update GTY annotations to new syntax.
18086 2009-04-22 Jakub Jelinek <jakub@redhat.com>
18088 * alias.c (find_base_term): Move around LO_SUM case, so that
18089 CONST falls through into PLUS/MINUS handling.
18092 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
18093 into 0, use omit_one_operand.
18095 2009-04-23 Ben Elliston <bje@au.ibm.com>
18097 * config/rs6000/linux-unwind.h (get_regs): Remove type
18098 puns. Change the type of `pc' to an array of unsigned ints and
18099 update all users. Constify frame24.
18101 2009-04-22 DJ Delorie <dj@redhat.com>
18103 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
18104 declarations before code.
18105 (current_function_special_page_vector): Likewise.
18106 (m32c_expand_insv): Silence a warning.
18108 2009-04-21 Taras Glek <tglek@mozilla.com>
18110 * alias.c: Update GTY annotations to new syntax.
18111 * basic-block.h: Likewise.
18112 * bitmap.h: Likewise.
18113 * c-common.h: Likewise.
18114 * c-decl.c: Likewise.
18115 * c-parser.c: Likewise.
18116 * c-pragma.c: Likewise.
18117 * c-tree.h: Likewise.
18118 * cfgloop.h: Likewise.
18119 * cgraph.h: Likewise.
18120 * config/alpha/alpha.c: Likewise.
18121 * config/arm/arm.h: Likewise.
18122 * config/avr/avr.h: Likewise.
18123 * config/bfin/bfin.c: Likewise.
18124 * config/cris/cris.c: Likewise.
18125 * config/darwin.c: Likewise.
18126 * config/frv/frv.c: Likewise.
18127 * config/i386/i386.c: Likewise.
18128 * config/i386/i386.h: Likewise.
18129 * config/i386/winnt.c: Likewise.
18130 * config/ia64/ia64.h: Likewise.
18131 * config/iq2000/iq2000.c: Likewise.
18132 * config/mips/mips.c: Likewise.
18133 * config/mmix/mmix.h: Likewise.
18134 * config/pa/pa.c: Likewise.
18135 * config/pa/pa.h: Likewise.
18136 * config/rs6000/rs6000.c: Likewise.
18137 * config/s390/s390.c: Likewise.
18138 * config/sparc/sparc.c: Likewise.
18139 * config/xtensa/xtensa.c: Likewise.
18140 * cselib.h: Likewise.
18141 * dbxout.c: Likewise.
18142 * dwarf2out.c: Likewise.
18143 * except.c: Likewise.
18144 * except.h: Likewise.
18145 * fixed-value.h: Likewise.
18146 * function.c: Likewise.
18147 * function.h: Likewise.
18148 * gimple.h: Likewise.
18149 * integrate.c: Likewise.
18150 * optabs.c: Likewise.
18151 * output.h: Likewise.
18152 * real.h: Likewise.
18154 * stringpool.c: Likewise.
18155 * tree-data-ref.c: Likewise.
18156 * tree-flow.h: Likewise.
18157 * tree-scalar-evolution.c: Likewise.
18158 * tree-ssa-address.c: Likewise.
18159 * tree-ssa-alias.h: Likewise.
18160 * tree-ssa-operands.h: Likewise.
18161 * tree.c: Likewise.
18162 * tree.h: Likewise.
18163 * varasm.c: Likewise.
18164 * varray.h: Likewise.
18166 * coretypes.h: Do not define GTY macro if it is already defined.
18167 * doc/gty.texi: Update GTY documentation to new syntax.
18168 * gengtype-lex.l: Enforce attribute-like syntax for GTY
18169 annotations on structs.
18170 * gengtype-parse.c: Likewise.
18172 2009-04-22 Mark Heffernan <meheff@google.com>
18174 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
18176 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18178 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
18181 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18183 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
18184 the same as a PLUS without a shift. Increase the cost of a
18187 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18189 * Makefile.in: Update dependencies.
18190 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
18191 * errors.h: Remove bogus comment about compatibility.
18192 (warning): Update declaration.
18193 * genautomata.c: Update all calls to warning.
18194 * gimple.c: Do not include errors.h. Include toplev.h.
18195 * tree-ssa-structalias.c: Do not include errors.h.
18196 * omega.c: Likewise.
18197 * tree-ssa-reassoc.c: Likewise.
18198 * config/spu/spu-c.c: Likewise.
18199 * config/spu/t-spu-elf: Update dependencies.
18201 2009-04-22 Richard Guenther <rguenther@suse.de>
18203 PR tree-optimization/39824
18204 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
18205 make sure the types are compatible.
18207 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18210 * c-common.c (c_parse_error): Take a token_flags parameter.
18211 Use token_type for the token type instead.
18212 Pass token_flags to cpp_type2name.
18213 * c-common.h (c_parse_error): Update declaration.
18214 * c-parser.c (c_parser_error): Pass 0 as token flags.
18216 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
18218 PR rtl-optimization/39580
18219 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
18221 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18223 * function.c (expand_function_end): Do not emit a jump to the "naked"
18224 return label for fall-through returns.
18225 * except.c (sjlj_emit_function_exit): Always place the call to the
18226 unregister function at the location installed by expand_function_end.
18228 2009-04-22 Richard Guenther <rguenther@suse.de>
18230 PR tree-optimization/39845
18231 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
18232 (gen_inbound_check): Likewise.
18234 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
18236 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
18238 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
18239 * config/vxlib.c (__gthread_once): Add race guard for PPC.
18241 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18243 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
18244 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
18245 shift counts to avoid out-of-bounds array accesses.
18247 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18249 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
18250 (Pmode): Move above.
18252 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
18254 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
18255 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
18256 GET_CODE macro. Use IN_RANGE macro where appropriate.
18257 * config/alpha/alpha.h: Ditto.
18258 * config/alpha/alpha.md: Ditto.
18259 * config/alpha/constraints.md: Ditto.
18260 * config/alpha/predicates.md: Ditto.
18262 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18264 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
18265 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18266 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18267 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18268 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18269 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18270 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18271 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18272 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18273 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18274 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18275 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18276 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18277 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18278 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18279 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18280 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18281 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18282 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18283 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18284 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18285 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18286 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18287 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18288 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18289 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18290 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18292 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
18294 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
18295 references from comments.
18296 * cfgbuild.c: (count_basic_blocks): Delete.
18297 (find_basic_blocks_1): Delete.
18298 (find_basic_blocks): Delete.
18299 * except.c (finish_eh_generation): Make static. Move comment from
18300 except.h here. Remove find_basic_blocks references from comments.
18301 * except.h (finish_eh_generation): Delete.
18302 * basic-block.h (find_basic_blocks): Delete.
18303 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
18305 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
18307 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
18308 (sdbout_parms): Likewise.
18310 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
18312 * config/sh/sh.c (prepare_cbranch_operands): Use
18313 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
18314 (expand_cbranchdi4): Likewise.
18315 (from_compare): Add cast to enum type.
18316 (expand_cbranchsi4): Use add_reg_note.
18317 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
18318 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
18319 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
18320 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18321 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
18322 instead of CODE_FOR_nothing.
18323 (cbranchdi4): Likewise. Fix the order of arguments for
18325 (push_fpscr): Use add_reg_note.
18326 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
18327 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
18329 2009-04-21 Joseph Myers <joseph@codesourcery.com>
18331 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
18332 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18333 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18334 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
18335 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
18336 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
18337 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
18338 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
18339 config/alpha/x-vms, config/arc/t-arc,
18340 config/arm/README-interworking, config/arm/arm-c.c,
18341 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
18342 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
18343 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
18344 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
18345 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
18346 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
18347 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
18348 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
18349 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
18350 config/cris/t-elfmulti, config/crx/t-crx,
18351 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
18352 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
18353 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
18354 config/h8300/t-h8300, config/i386/athlon.md,
18355 config/i386/darwin-libgcc.10.4.ver,
18356 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
18357 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
18358 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
18359 config/i386/t-linux64, config/i386/t-nwld,
18360 config/i386/t-rtems-i386, config/i386/t-sol2-10,
18361 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
18362 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
18363 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
18364 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
18365 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
18366 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
18367 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
18368 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
18369 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
18370 config/m68k/t-uclinux, config/mcore/t-mcore,
18371 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
18372 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
18373 config/mips/crtn.asm, config/mips/irix-crti.asm,
18374 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
18375 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
18376 config/mips/mips-fixed.md, config/mips/sb1.md,
18377 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
18378 config/mips/t-iris6, config/mips/t-isa3264,
18379 config/mips/t-libgcc-mips16, config/mips/t-linux64,
18380 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
18381 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
18382 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
18383 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
18384 config/mn10300/t-linux, config/mn10300/t-mn10300,
18385 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
18386 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
18387 config/picochip/libgccExtras/clzsi2.asm,
18388 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
18389 config/rs6000/darwin-libgcc.10.4.ver,
18390 config/rs6000/darwin-libgcc.10.5.ver,
18391 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
18392 config/rs6000/t-aix43, config/rs6000/t-aix52,
18393 config/rs6000/t-darwin, config/rs6000/t-fprules,
18394 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
18395 config/rs6000/t-lynx, config/rs6000/t-netbsd,
18396 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
18397 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
18398 config/rs6000/t-rtems, config/rs6000/t-spe,
18399 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
18400 config/score/t-score-elf, config/sh/divcost-analysis,
18401 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
18402 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
18403 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
18404 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
18405 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
18406 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
18407 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
18408 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
18409 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
18410 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
18411 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
18412 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
18413 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
18414 limitx.h, version.c, xcoff.h: Add copyright and license notices.
18415 * config/h8300/genmova.sh: Include copyright and license notices
18416 in generated output.
18417 * config/h8300/mova.md: Regenerate.
18418 * doc/install.texi2html: Include word "Copyright" in copyright
18419 notice and use name "Free Software Foundation, Inc.".
18420 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18421 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18422 ChangeLog-2007, ChangeLog-2008: Correct dates.
18424 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
18426 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
18427 NE_EXPR operations as well.
18428 * c-parser.c (c_parser_condition): Do not set location information on
18430 (c_parser_conditional_expression): Likewise.
18431 (c_parser_binary_expression): Set location information on operators.
18432 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
18433 TRUTH_NOT_EXPR has been folded.
18434 * fold-const.c (fold_truth_not_expr): Copy location information from
18435 the incoming expression to the outgoing one.
18436 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
18437 recursive calls on the LHS of the operator but pass that of the
18438 operator to recursive calls on the RHS of the operator. Set it
18440 (shortcut_cond_expr): Set the locus of the operator on the second
18441 COND_EXPR and that of the expression on the first in degenerate cases.
18442 Pass the locus of the expression to calls to shortcut_cond_r.
18443 Set the locus of the 'then' block on the associated jump, if any.
18444 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
18445 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
18446 expression to call to gimplify_boolean_expr.
18448 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
18450 * config.gcc: Add additional configuration for
18451 i686-w64-mingw* and x86_64-w64-mingw* triplet.
18452 * config/i386/mingw-w64.h: New mingw-w64 specific header.
18453 (CPP_SPEC): Redefine for allowing -municode option.
18454 (STARTFILE_SPEC): Likewise.
18455 * config/i386/t-mingw-w64: New.
18456 * config/i386/mingw-w64.opt: New.
18457 (municode): Add new target option.
18458 * doc/invoke.texi (municode): Add documentation for new option.
18460 2009-04-21 Ian Lance Taylor <iant@google.com>
18462 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18463 Correct test for number of arguments.
18464 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
18466 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
18468 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
18469 argument of emit_library_call.
18471 2009-04-21 Richard Guenther <rguenther@suse.de>
18473 PR middle-end/39829
18474 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
18475 inside VIEW_CONVERT_EXPRs.
18477 2009-04-21 Martin Jambor <mjambor@suse.cz>
18479 * tree-switch-conversion.c (build_constructors): Split a long line.
18480 (constructor_contains_same_values_p): New function.
18481 (build_one_array): Create assigns of constants if possible, do not
18482 call mark_sym_for_renaming, call update_stmt.
18483 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
18484 make_rename_temp. Do not call mark_symbols_for_renaming, call
18486 (gen_def_assigns): Do not call mark_symbols_for_renaming or
18487 find_new_referenced_vars, call update_stmt.
18488 (gen_inbound_check): Use create_tmp_var and create ssa names manually
18489 instead of calling make_rename_temp. Do not call
18490 find_new_referenced_vars or mark_symbols_for_renaming, call
18493 2009-04-21 Richard Guenther <rguenther@suse.de>
18495 PR tree-optimization/39827
18496 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
18497 (tree_ssa_phiprop): Pass the correct array size.
18499 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
18501 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
18503 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
18506 * c-typeck.c (lvalue_p): Move declaration ...
18507 * c-common.h (lvalue_p): ... to here.
18508 * c-common.c (candidate_equal_p): New.
18509 (add_tlist): Use it.
18510 (merge_tlist): Use it.
18511 (warn_for_collisions_1): Likewise.
18512 (warning_candidate_p): Accept more candidates.
18513 (verify_tree): A warning candidate can be an expression. Use
18516 2009-04-21 Ben Elliston <bje@au.ibm.com>
18519 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
18520 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
18521 options. Remove -mcall-solaris documentation.
18523 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18526 * doc/invoke.texi (-Wlong-long): Update description.
18527 * c-lex (interpret_integer): Only warn if there was no previous
18528 overflow and -Wlong-long is enabled.
18529 * c-decl.c (declspecs_add_type): Drop redundant flags.
18530 * c.opt (Wlong-long): Init to -1.
18531 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
18532 and front-end warn_long_long. Wlong-long only depends on other
18533 flags if it is uninitialized.
18534 * c-parser.c (disable_extension_diagnostics): warn_long_long is
18535 the same for CPP and FE.
18536 (restore_extension_diagnostics): Likewise.
18538 2009-04-20 Ian Lance Taylor <iant@google.com>
18540 Fix enum conversions which are invalid in C++:
18541 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
18542 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
18543 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
18544 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
18545 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
18546 (dbxout_parms): Likewise.
18547 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
18548 (df_clear_flags): Likewise.
18549 * df-problems.c (df_rd_bb_local_compute_process_def): Change
18550 top_flag parameter to int.
18551 (df_chain_create_bb_process_use): Likewise.
18552 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
18554 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
18555 (df_ref_create_structure, df_def_record_1): Likewise.
18556 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
18557 (df_notes_rescan): Change 0 to VOIDmode in function call.
18558 (df_get_call_refs, df_insn_refs_collect): Likewise.
18559 (df_bb_regs_collect): Likewise.
18560 (df_entry_block_defs_collect): Likewise.
18561 (df_exit_block_uses_collect): Likewise.
18562 * df.h: Update declarations.
18563 * double-int.c (double_int_divmod): Add cast to enum type.
18564 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
18565 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
18566 (based_loc_descr): Likewise.
18567 (loc_descriptor_from_tree_1): Change first_op and second_op to
18568 enum dwarf_location_atom. Add cast to enum type.
18569 * expmed.c (init_expmed): Change 0 to SET in function call.
18570 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
18571 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
18572 (do_store_flag): Likewise.
18573 * fixed-value.h (struct fixed_value): Change mode to enum
18575 * function.c (assign_parms): Change 0 to VOIDmode in function call.
18576 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
18578 (insert_insn_decl, insert_decl, insert_state): Likewise.
18579 (automata_list_finish): Likewise.
18580 * genrecog.c (process_define_predicate): Add cast to enum type.
18581 * gensupport.c (init_predicate_table): Add cast to enum type.
18582 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
18584 (gimple_build_call_1, gimple_build_label): Likewise.
18585 (gimple_build_goto, gimple_build_asm_1): Likewise.
18586 (gimple_build_switch_1, gimple_build_cdt): Likewise.
18587 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
18588 (enum fallback): Rename from enum fallback_t.
18589 (fallback_t): Typedef as int.
18590 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
18591 GSI_SAME_STMT in function call.
18592 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
18594 (setup_reg_class_relations): Likewise.
18595 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
18596 (setup_prohibited_class_mode_regs): Add cast to enum type.
18597 (setup_prohibited_mode_move_regs): Likewise.
18598 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
18599 (record_address_regs): Change i to enum reg_class.
18600 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
18601 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
18602 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
18603 (GET_MODE_2XWIDER_MODE): Likewise.
18604 (GET_CLASS_NARROWEST_MODE): Likewise.
18605 * omp-low.c (expand_omp_for): Add cast to enum type.
18606 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
18607 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
18608 * postreload.c (reload_cse_simplify_operands): Change rclass local
18610 * predict.c (combine_predictions_for_insn): Change best_predictor
18611 and predictor to enum br_predictor.
18612 (combine_predictions_for_bb): Likewise.
18613 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
18614 use SET_PREDICT_EXPR_OUTCOME.
18615 * real.c (real_arithmetic): Change icode to code in function call.
18616 * reginfo.c (init_move_cost): Add casts to enum type.
18617 (init_reg_sets_1, init_fake_stack_mems): Likewise.
18618 * regmove.c (regclass_compatible_p): Change class0 and class1 to
18620 * reload.c (find_valid_class): Add casts to enum type.
18621 (push_reload): Change 0 to NO_REGS in function call.
18622 (find_reloads): Change this_alternative to array of enum
18623 reg_class. Remove some now-unnecessary casts.
18624 (make_memloc): Change 0 to VOIDmode in function call.
18625 * reload1.c (reload): Change 0 to VOIDmode in function call.
18626 (eliminate_regs_1, elimination_effects): Likewise.
18627 (eliminate_regs_in_insn): Likewise.
18628 (emit_input_reload_insns): Add cast to enum type.
18629 (delete_output_reload): Change 0 to VOIDmode in function call.
18630 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
18631 to enum type in function call.
18632 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
18633 (SET_PREDICT_EXPR_OUTCOME): Define.
18634 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
18635 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
18636 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
18637 (dump_function): Likewise.
18638 * tree-dump.h: Update declarations.
18639 * tree-pass.h: Update declarations.
18640 * varasm.c (assemble_integer): Change mclass to enum mode_class.
18641 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
18643 (arm_rtx_costs_1): Correct parenthesization.
18644 (arm_rtx_costs): Add casts to enum type.
18645 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
18646 (vfp_emit_fstmd): Use add_rg_note.
18647 (emit_multi_reg_push, emit_sfm): Likewise.
18648 (thumb_set_frame_pointer): Likewise.
18649 (arm_expand_prologue): Likewise.
18650 (arm_regno_class): Change return type to enum reg_class.
18651 (thumb1_expand_prologue): Use add_reg_note.
18652 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
18653 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
18655 * config/arm/gentune.sh: Add cast to enum type.
18656 * config/arm/arm-tune.md: Rebuild.
18657 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
18658 (ix86_split_fp_branch, predict_jump): Likewise.
18659 (ix86_expand_multi_arg_builtin): Change sub_code from enum
18660 insn_code to enum rtx_code.
18661 (ix86_builtin_vectorized_function): Add cast to enum type.
18662 * config/i386/i386.md (truncdfsf2): Change slot to enum
18664 (truncxf<mode>2, isinf<mode>2): Likewise.
18665 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
18667 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
18668 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
18669 (insert_bundle_state): Change 1 to INSERT in function call.
18670 (ia64_add_bundle_selector_before): Likewise.
18671 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
18672 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
18673 (restore_stack_nonlocal): Likewise.
18674 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
18676 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
18678 (mips_rtx_costs): Likewise.
18679 (mips_override_options): Add casts to enum type.
18680 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
18682 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
18683 (store_reg, set_reg_plus_d): Likewise.
18684 (hppa_expand_prologue, hppa_profile_hook): Likewise.
18685 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18687 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
18689 (emit_unlikely_jump): Use add_reg_note.
18690 (rs6000_emit_allocate_stack): Likewise.
18691 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
18692 (output_toc): Change 1 to INSERT in function call.
18693 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
18694 (rs6000_initialize_trampoline): Likewise.
18695 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
18697 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
18698 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
18699 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
18700 (save_gprs): Use add_reg_note.
18701 (s390_emit_prologue): Likewise.
18702 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18703 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
18704 (sparc_fold_builtin): Add cast to enum type.
18705 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
18707 (spu_expand_prologue): Use add_reg_note.
18708 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
18710 2009-04-20 Ian Lance Taylor <iant@google.com>
18712 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
18713 (c_parser_postfix_expression_after_primary): Get VEC for list of
18714 arguments. Get original types of arguments. Call
18715 build_function_call_vec.
18716 (cached_expr_list_1, cached_expr_list_2): New static variables.
18717 (c_parser_expr_list): Change return type to VEC *. Add
18718 p_orig_types parameter. Change all callers.
18719 (c_parser_release_expr): New static function.
18720 (c_parser_vec_to_tree_list): New static function.
18721 * c-typeck.c (build_function_call): Rewrite to build a VEC and
18722 call build_function_call_vec.
18723 (build_function_call_vec): New function, based on old
18724 build_function_call.
18725 (convert_arguments): Remove nargs and argarray parameters. Change
18726 values to a VEC. Add origtypes parameter.
18727 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
18728 (convert_for_assignment): Add origtype parameter. Change all
18729 callers. If warn_cxx_compat, check for conversion to an enum
18730 type when calling a function.
18731 (store_init_value): Add origtype parameter. Change all callers.
18732 (digest_init): Likewise.
18733 (struct init_node): Add origtype field.
18734 (add_pending_init): Add origtype parameter. Change all callers.
18735 (output_init_element): Likewise.
18736 (output_pending_init_elements): Pass origtype from init_node to
18737 output_init_element.
18738 (process_init_element): Pass origtype from c_expr to
18739 output_init_element.
18740 (c_finish_return): Add origtype parameter. Change all callers.
18741 * c-common.c (sync_resolve_size): Change params to VEC *. Change
18743 (sync_resolve_params): Likewise.
18744 (sync_resolve_return): Change params to first_param. Change caller.
18745 (resolve_overloaded_builtins): Change params to VEC *. Change
18746 callers. Save first parameter around call to build_function_call_vec.
18747 * c-decl.c (finish_decl): Add origtype parameter. Change all
18748 callers. Call build_function_call_vec rather than
18749 build_function_call for cleanup.
18750 * c-tree.h: Update declarations.
18751 * c-common.h: Update declarations.
18752 * stub-objc.c (objc_rewrite_function_call): Change parameter from
18753 params to first_param.
18754 * target.h (struct gcc_target): Change resolve_overloaded_builtin
18755 params parameter from tree to void *.
18756 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18757 Change arglist parameter to have type void *, and to be a pointer
18759 * config/rs6000/rs6000-protos.h
18760 (altivec_resolve_overloaded_builtin): Update declaration.
18761 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
18762 fnargs parameter to have type void *, and to be a pointer to a
18763 VEC. Call build_function_call_vec instead of
18764 build_function_call.
18765 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
18767 2009-04-20 Joey Ye <joey.ye@intel.com>
18768 Xuepeng Guo <xuepeng.guo@intel.com>
18769 H.J. Lu <hongjiu.lu@intel.com>
18771 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
18773 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
18774 (IX86_LEA_PRIORITY): Likewise.
18775 (distance_non_agu_define): New function.
18776 (distance_agu_use): Likewise.
18777 (ix86_lea_for_add_ok): Likewise.
18778 (ix86_dep_by_shift_count): Likewise.
18780 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
18781 should split for LEA.
18783 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
18785 (ix86_dep_by_shift_count): Likewise.
18787 2009-04-20 Richard Guenther <rguenther@suse.de>
18789 * expr.c (handled_component_p): Move ...
18790 * tree.h (handled_component_p): ... here.
18791 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
18792 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
18793 and REALPART_EXPR to be in one group.
18795 2009-04-20 Richard Guenther <rguenther@suse.de>
18797 * basic-block.h (get_all_dominated_blocks): Declare.
18798 * dominance.c (get_all_dominated_blocks): New function.
18799 * tree-cfg.c (get_all_dominated_blocks): Remove.
18800 (remove_edge_and_dominated_blocks): Adjust.
18801 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
18802 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
18803 instead of recursing.
18805 2009-04-20 Doug Kwan <dougkwan@google.com>
18807 * cgraph.h (cgraph_node_ptr): New type for vector functions.
18808 (struct cgraph_node_set_def): New type.
18809 (cgraph_node_set) New type. Also declare vector functions.
18810 (struct cgraph_node_set_element_def): New type.
18811 (cgraph_node_set_element): Ditto.
18812 (cgraph_node_set_iterator): New iterator type.
18813 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
18814 cgraph_node_set_remove, dump_cgraph_node_set,
18815 debug_cgraph_node_set): New prototypes.
18816 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
18817 cgraph_node_set_size): New inlines.
18818 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
18819 including cgraph.h.
18820 (struct ipa_opt_pass): Add struct cgraph_node_set_def
18821 argument to function 'write_summary'.
18822 * ipa.c: Include ggc.h.
18823 (hash_cgraph_node_set_element,
18824 eq_cgraph_node_set_element, cgraph_node_set_new,
18825 cgraph_node_set_add, cgraph_node_set_remove,
18826 cgraph_node_set_find, dump_cgraph_node_set,
18827 debug_cgraph_node_set): New functions.
18828 * Makefile.in (ipa.o): Add dependency on GGC_H.
18830 2009-04-20 Ira Rosen <irar@il.ibm.com>
18832 PR tree-optimization/39675
18833 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
18834 check of the return code of vect_schedule_slp. Check that
18835 stmt_vec_info still exists for the statement, before checking its
18836 vectorization type.
18838 2009-04-20 Michael Matz <matz@suse.de>
18840 * Makefile.in (generated_files): Take out $(simple_generated_c).
18842 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
18844 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
18845 (UINTPTR_TYPE): Likewise.
18847 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18850 * c-typeck.c (digest_init): Check for initializing an array with a
18853 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18856 * c-semantics.c (pop_stmt_list): Propagate
18857 STATEMENT_LIST_HAS_LABEL to parent statement list.
18859 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
18861 * config/mips/mips.h (mips_tune_attr): New macro.
18862 * config/mips/mips.md (cpu): Use it.
18864 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18867 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18870 2009-04-19 Diego Novillo <dnovillo@google.com>
18872 * toplev.c (compile_file): Move call to coverage_finish ...
18873 * cgraphunit.c (ipa_passes): ... here.
18874 Call cgraph_process_new_functions.
18875 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18876 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18878 2009-04-19 Jan Hubicka <jh@suse.cz>
18880 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18882 (dump_cgraph_node): Dump can throw external flag.
18883 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18885 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18889 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18890 * common.opt (Wlogical-op): Move from here...
18891 * c.opt (Wlogical-op): ... to here.
18892 * c-typeck.c (parser_build_binary_op): Update call to
18893 warn_logical_operator.
18894 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18896 * c-common.c (warn_logical_op): Update.
18897 * c-common.h (warn_logical_op): Update declaration.
18899 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18901 * tree.c (protected_set_expr_location): Fix formatting.
18903 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18906 * c-typeck.c (readonly_warning): new.
18907 (build_unary_op, build_modify_expr): Use readonly_warning for
18908 storing into something readonly but not const-qualified.
18910 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18913 * c-typeck.c (build_unary_op): Check for taking address of
18914 expression of type void.
18916 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18919 * c-typeck.c (build_function_call): Check for calling a function
18920 with qualified void return types. Call require_complete_type when
18923 2009-04-18 Jan Hubicka <jh@suse.cz>
18925 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18927 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18928 can_throw_external flag.
18929 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18930 * ipa-pure-const.c (ignore_edge): New function.
18931 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18932 only over can_throw_external edges.
18933 (local_pure_const): Add nothrow flag.
18934 * ipa-utils.c (searchc): Add ignore_edge callback.
18935 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18936 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18937 (set_nothrow_function_flags): Update cgraph.
18938 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18940 2009-04-18 Richard Guenther <rguenther@suse.de>
18942 PR middle-end/39804
18943 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18944 (fold_stmt): ... this and ...
18945 (fold_stmt_inplace): ... this.
18946 (fold_stmt_1): Fold references in calls and asms.
18947 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
18949 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18951 * tree-vrp.c (ssa_name_nonzero_p): Remove.
18952 * tree.h: Remove the prototype for ssa_name_nonzero_p.
18954 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18956 * tree.c (function_args_count): Remove.
18957 * tree.h: Remove the prototype for function_args_count.
18959 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18961 * tree-iterator.c (expr_only): Remove.
18962 * tree.h: Remove the prototype for expr_only.
18964 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18966 * reginfo.c (cannot_change_mode_set_regs): Remove.
18967 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
18969 2009-04-08 Anatoly Sokolov <aesok@post.ru>
18971 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
18972 whether operands 0 and 1 overlaps.
18974 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
18976 PR middle-end/36902
18977 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
18978 pointer. Use warning_at instead of warning.
18979 (search_for_addr_array): Likewise.
18980 (check_array_bounds): Likewise.
18981 (check_all_array_refs): Check that the incoming edge is not in the
18982 list of edges to be removed.
18983 (check_all_array_refs): Avoid the temporal pointer.
18984 (vrp_visit_cond_stmt): Fix typo.
18985 (simplify_switch_using_ranges): Handle the case where the switch
18986 index is an integer constant.
18988 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
18990 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
18992 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18994 * doc/extend.texi, doc/invoke.texi: Fix typos.
18996 2009-04-17 Cary Coutant <ccoutant@google.com>
18998 * tree-flow-inline.h (get_lineno): Fix inverted test.
19000 2009-04-17 Diego Novillo <dnovillo@google.com>
19002 * tree-ssa-pre.c (create_expression_by_pieces): Remove
19003 assertion for AVAIL_OUT.
19005 2009-04-17 Mike Frysinger <vapier@gentoo.org>
19008 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
19009 * config/sh/linux-atomic.asm: Likewise.
19011 2009-04-17 Diego Novillo <dnovillo@google.com>
19013 * except.c (debug_eh_tree): New.
19014 (struct eh_region, struct eh_status): Move ...
19015 * except.h: ... here.
19016 (add_type_for_runtime): Declare extern.
19017 (lookup_type_for_runtime): Likewise.
19018 (debug_eh_tree): Declare.
19019 * Makefile.in (GTFILES): List except.h before except.c
19021 2009-04-17 Diego Novillo <dnovillo@google.com>
19023 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
19024 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
19025 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
19026 (find_vars_r): ... here.
19027 * tree-flow.h (find_referenced_vars_in): Declare.
19028 * tree-ssa-pre.c (create_expression_by_pieces): Assert
19029 that AVAIL_OUT exists for BLOCK.
19030 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
19031 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
19032 (tree-parloops.o): Likewise.
19034 2009-04-17 Simon Baldwin <simonb@google.com>
19036 * toplev.c (default_tree_printer): Add handling for %E format.
19038 2009-04-17 Diego Novillo <dnovillo@google.com>
19040 * tree-pretty-print.c (dump_generic_node): Add break after
19041 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
19042 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
19043 FUNCTION_TYPE together. Call print_struct_decl when printing
19044 structures and TDF_SLIM is not given.
19045 (print_struct_decl): Fix logic for detecting recursion.
19047 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19050 * gcc.c (create_at_file): New.
19051 (compile_input_file_p): New.
19052 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
19053 * main.c (main): Update call to toplev_main.
19054 * toplev.c (toplev_main): Change signature. Call expandargv.
19055 * toplev.h (toplev_main): Change signature.
19057 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19059 * dwarf2out.c (field_byte_offset): Use the type size as the field size
19060 if the latter is not constant.
19062 2009-04-17 David Edelsohn <edelsohn@gnu.org>
19064 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
19066 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
19068 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
19069 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
19071 2009-04-17 Richard Guenther <rguenther@suse.de>
19073 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19074 Handle component references view-converting an invariant address.
19076 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
19078 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
19079 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
19080 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
19081 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
19082 Use @deftypevr rather than @deftypevar.
19084 2009-04-17 Richard Guenther <rguenther@suse.de>
19086 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
19087 (get_prop_source_stmt): Likewise.
19088 (can_propagate_from): Likewise.
19090 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
19092 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
19093 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
19094 (--with-multilib-list): Add default value.
19095 * configure: Regenerate.
19096 * Makefile.in (TM_ENDIAN_CONFIG): Define.
19097 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
19098 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
19099 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
19100 Don't add default cpu to multilib list unnecessarily, but do enable
19101 the relevant compiler option..
19102 Add support for --with-multilib-list=<blank> and
19103 --with-multilib-list=!<somelib> to supress unwanted multilibs.
19104 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
19105 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
19106 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
19107 TM_MULTILIB_CONFIG.
19108 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
19109 (MULTILIB_OSDIRNAMES): New variable.
19110 * config/sh/t-1e: Delete file.
19111 * config/sh/t-mlib-sh1: Delete file.
19112 * config/sh/t-mlib-sh2: Delete file.
19113 * config/sh/t-mlib-sh2a: Delete file.
19114 * config/sh/t-mlib-sh2a-nofpu: Delete file.
19115 * config/sh/t-mlib-sh2a-single: Delete file.
19116 * config/sh/t-mlib-sh2a-single-only: Delete file.
19117 * config/sh/t-mlib-sh2e: Delete file.
19118 * config/sh/t-mlib-sh3e: Delete file.
19119 * config/sh/t-mlib-sh4: Delete file.
19120 * config/sh/t-mlib-sh4-nofpu: Delete file.
19121 * config/sh/t-mlib-sh4-single: Delete file.
19122 * config/sh/t-mlib-sh4-single-only: Delete file.
19123 * config/sh/t-mlib-sh4a: Delete file.
19124 * config/sh/t-mlib-sh4a-nofpu: Delete file.
19125 * config/sh/t-mlib-sh4a-single: Delete file.
19126 * config/sh/t-mlib-sh4a-single-only: Delete file.
19127 * config/sh/t-mlib-sh4al: Delete file.
19128 * config/sh/t-mlib-sh5-32media: Delete file.
19129 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
19130 * config/sh/t-mlib-sh5-64media: Delete file.
19131 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
19132 * config/sh/t-mlib-sh5-compact: Delete file.
19133 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
19134 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
19135 * doc/install.texi (Options specification): Add
19136 --with-multilib-list and --with-endian.
19138 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19140 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
19142 (OBJS-common): Add plugin-version.o.
19143 (plugin-version.o): New.
19144 * gcc-plugin.h (plugin_gcc_version): New.
19145 (plugin_default_version_check): New.
19146 (plugin_init_func, plugin_init): Add version argument.
19147 * plugin-version.c: New.
19148 * plugin.c (str_plugin_gcc_version_name): New.
19149 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
19150 pass it to the init function.
19151 (plugin_default_version_check): New.
19153 2009-04-17 Richard Guenther <rguenther@suse.de>
19155 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
19156 for decl-vs-decl disambiguation.
19158 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
19160 * config/s390/s390.h (s390_tune_attr): New macro definition.
19161 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
19163 2009-04-17 Richard Guenther <rguenther@suse.de>
19165 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
19166 (fold_stmt_r): Likewise.
19167 (maybe_fold_reference): New function.
19168 (fold_gimple_assign): Handle cases fold_stmt_r did.
19169 (fold_stmt): Do not use fold_stmt_r.
19170 (fold_stmt_inplace): Likewise.
19172 2009-04-17 Richard Guenther <rguenther@suse.de>
19174 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
19175 (record_equivalences_from_stmt): Remove useless checks and
19177 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
19178 the type is already suitable.
19180 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
19182 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
19184 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
19186 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
19187 (CMPtype): Define as __gcc_CMPtype.
19189 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
19191 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
19192 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
19194 2009-04-17 Richard Guenther <rguenther@suse.de>
19196 PR tree-optimization/39746
19197 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
19198 special-casing for builtins and static variable use/def.
19199 (call_may_clobber_ref_p_1): Likewise.
19201 2009-04-16 Ian Lance Taylor <iant@google.com>
19203 * df.h: Include "timevar.h".
19204 (struct df_problem): Change tv_id field to timevar_id_t.
19205 * tree-pass.h: Include "timevar.h".
19206 (struct opt_pass): Change tv_id field to timevar_id_t.
19207 * timevar.h (timevar_id_t): Define TV_NONE.
19208 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
19209 TV_NONE rather than tv_id != 0.
19210 (execute_one_pass): Likewise.
19211 * Makefile.in (DF_H): Add $(TIMEVAR_H).
19212 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
19213 dependencies to $(TREE_PASS_H).
19214 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
19216 (pass_branch_target_load_optimize2): Likewise.
19217 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
19218 (pass_outof_cfg_layout_mode): Likewise.
19219 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
19220 (pass_rebuild_cgraph_edges): Likewise.
19221 (pass_remove_cgraph_callee_edges): Likewise.
19222 * df-core.c (pass_df_initialize_opt): Likewise.
19223 (pass_df_initialize_no_opt): Likewise.
19224 (pass_df_finish): Likewise.
19225 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
19226 * except.c (pass_set_nothrow_function_flags): Likewise.
19227 (pass_convert_to_eh_region_ranges): Likewise.
19228 * final.c (pass_compute_alignments): Likewise.
19229 * function.c (pass_instantiate_virtual_regs): Likewise.
19230 (pass_init_function): Likewise.
19231 (pass_leaf_regs): Likewise.
19232 (pass_match_asm_constraints): Likewise.
19233 * gimple-low.c (pass_lower_cf): Likewise.
19234 (pass_mark_used_blocks): Likewise.
19235 * init-regs.c (pass_initialize_regs): Likewise.
19236 * integrate.c (pass_initial_value_sets): Likewise.
19237 * ira.c (pass_ira): Likewise.
19238 * jump.c (pass_cleanup_barriers): Likewise.
19239 * omp-low.c (pass_expand_omp): Likewise.
19240 (pass_lower_omp): Likewise.
19241 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
19242 * recog.c (pass_split_all_insns): Likewise.
19243 (pass_split_after_reload): Likewise.
19244 (pass_split_before_regstack): Likewise.
19245 (pass_split_before_sched2): Likewise.
19246 (pass_split_for_shorten_branches): Likewise.
19247 * reginfo.c (pass_reginfo_init): Likewise.
19248 (pass_subregs_of_mode_init): Likewise.
19249 (pass_subregs_of_mode_finish): Likewise.
19250 * passes.c (pass_postreload): Likewise.
19251 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
19252 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
19253 (pass_warn_function_return): Likewise.
19254 (pass_warn_function_noreturn): Likewise.
19255 * tree-complex.c (pass_lower_complex): Likewise.
19256 (pass_lower_complex_O0): Likewise.
19257 * tree-if-conv.c (pass_if_conversion): Likewise.
19258 * tree-into-ssa.c (pass_build_ssa): Likewise.
19259 * tree-mudflap.c (pass_mudflap_1): Likewise.
19260 (pass_mudflap_2): Likewise.
19261 * tree-nomudflap.c (pass_mudflap_1): Likewise.
19262 (pass_mudflap_2): Likewise.
19263 * tree-nrv.c (pass_return_slot): Likewise.
19264 * tree-object-size.c (pass_object_sizes): Likewise.
19265 * tree-optimize.c (pass_all_optimizations): Likewise.
19266 (pass_early_local_passes): Likewise.
19267 (pass_all_early_optimizations): Likewise.
19268 (pass_cleanup_cfg): Likewise.
19269 (pass_cleanup_cfg_post_optimizing): Likewise.
19270 (pass_free_datastructures): Likewise.
19271 (pass_free_cfg_annotations): Likewise.
19272 (pass_fixup_cfg): Likewise.
19273 (pass_init_datastructures): Likewise.
19274 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
19275 (pass_late_warn_uninitialized): Likewise.
19276 (pass_update_address_taken): Likewise.
19277 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
19278 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
19279 (pass_cse_sincos): Likewise.
19280 (pass_convert_to_rsqrt): Likewise.
19281 * tree-ssa-structalias.c (pass_build_alias): Likewise.
19282 * tree-stdarg.c (pass_stdarg): Likewise.
19283 * tree-tailcall.c (pass_tail_recursion): Likewise.
19284 (pass_tail_calls): Likewise.
19285 * tree-vect-generic.c (pass_lower_vector): Likewise.
19286 (pass_lower_vector_ssa): Likewise.
19287 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
19289 2009-04-16 Joseph Myers <joseph@codesourcery.com>
19291 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
19293 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
19295 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
19296 logical and signext.
19298 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
19301 * config/sh/predicates.md (arith_operand): Check if the operand
19302 of TRUNCATE is a REG.
19304 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19306 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
19307 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
19309 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19311 * tree-iterator.c (tsi_split_statement_list_after,
19312 tsi_split_statement_list_before): Remove.
19313 * tree-iterator.h: Remove the prototypes for
19314 tsi_split_statement_list_after and tsi_split_statement_list_before.
19316 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19318 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
19319 * tree-ssa-propagate.h: Remove the prototype for
19320 stmt_makes_single_load.
19322 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19324 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
19325 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
19327 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19329 * tree-iterator.c (EXPR_LAST_BODY): Remove.
19331 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19333 * except.c (eh_region_outer_p): Remove.
19334 * except.h: Remove the prototype for eh_region_outer_p.
19336 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19338 * function.c (current_function_assembler_name): Remove.
19339 * function.h: Remove the prototype for
19340 current_function_assembler_name.
19342 2009-04-16 Ian Lance Taylor <iant@google.com>
19344 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
19345 (add_reg_note): Call alloc_reg_note.
19346 * rtl.h (alloc_reg_note): Declare.
19347 * combine.c (try_combine): Use alloc_reg_note.
19348 (recog_for_combine, move_deaths): Likewise.
19349 (distribute_notes): Use alloc_reg_note and add_reg_note.
19350 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
19351 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
19352 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
19354 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
19356 PR rtl-optimization/39762
19357 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
19358 ira_may_move_out_cost): Add comments about way of their usage.
19359 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
19361 * ira-conflicts.c (process_regs_for_copy): Use function
19362 ira_get_register_move_cost instead of global
19363 ira_register_move_cost.
19365 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
19366 color_pass, move_spill_restore, update_curr_costs): Ditto.
19368 * ira-lives.c (process_single_reg_class_operands): Ditto.
19370 * ira-emit.c (emit_move_list): Ditto.
19372 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
19373 (record_reg_classes): Ditto. Use functions
19374 ira_get_register_move_cost and ira_get_may_move_cost instead of
19375 global vars ira_register_move_cost, ira_may_move_out_cost and
19376 ira_may_move_in_cost.
19377 (record_address_regs): Don't call ira_init_register_move_cost.
19378 Use function ira_get_may_move_cost instead of global
19379 ira_may_move_in_cost.
19380 (process_bb_node_for_hard_reg_moves): Use function
19381 ira_get_register_move_cost instead of global ira_register_move_cost.
19382 (ira_costs): Don't call ira_init_register_move_cost.
19384 2009-04-16 Richard Guenther <rguenther@suse.de>
19386 * tree-cfg.c (verify_gimple_assign_binary):
19387 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
19388 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
19389 (create_general_new_stmt): Note that this function is broken.
19391 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19393 * common.opt (fhelp): Add Var(help_flag).
19394 * gcc-plugin.h (plugin_info): Add help.
19395 * plugin.c (plugin_name_args): Add help.
19396 (register_plugin_info): Set plugin->help.
19397 (print_help_one_plugin): New.
19398 (print_plugins_help): New.
19399 * plugin.h (print_plugins_help): New.
19400 * toplev.c (toplev_main): Call print_plugins_help if needed.
19402 2009-04-16 Richard Guenther <rguenther@suse.de>
19404 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
19405 (gimple_ior_addresses_taken_1): New function.
19406 (gimple_ior_addresses_taken): Likewise.
19407 * gimple.h (struct gimple_statement_with_ops_base): Remove
19408 addresses_taken member.
19409 (gimple_ior_addresses_taken): Declare.
19410 (gimple_addresses_taken, gimple_addresses_taken_ptr,
19411 gimple_set_addresses_taken): Remove.
19412 * ipa-reference.c (mark_address): New function.
19413 (scan_stmt_for_static_refs): Use it for marking addresses taken.
19414 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
19415 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
19416 (gimple_add_to_addresses_taken): Remove.
19417 (get_tmr_operands): Call mark_address_taken.
19418 (get_asm_expr_operands): Likewise.
19419 (get_expr_operands): Likewise.
19420 (build_ssa_operands): Do not clear the addresses_taken bitmap.
19421 (free_stmt_operands): Do not free it.
19422 * tree-ssa.c (delete_tree_ssa): Likewise.
19423 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
19425 2009-04-16 Richard Guenther <rguenther@suse.de>
19427 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
19428 (walk_stmt_load_store_ops): Likewise.
19429 * gimple.c (get_base_loadstore): New function.
19430 (walk_stmt_load_store_addr_ops): Likewise.
19431 (walk_stmt_load_store_ops): Likewise.
19432 * ipa-pure-const.c (check_op): Simplify.
19433 (check_load, check_store): New functions.
19434 (check_stmt): Use walk_stmt_load_store_ops.
19435 * ipa-reference.c (mark_load): Adjust signature.
19436 (mark_store): Likewise.
19437 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
19439 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19441 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
19442 (plugin_info): New.
19443 * opts.c (common_handle_option): Don't call print_version.
19444 * plugin.c (plugin_name_args): Add version.
19445 (register_plugin_info): New.
19446 (register_callback): Handle PLUGIN_INFO.
19447 (try_init_one_plugin): New.
19448 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
19450 (finalize_one_plugin): New.
19451 (finalize_plugins): New.
19452 (print_one_plugin): New.
19453 (print_plugins_versions): New.
19454 * plugin.h (print_plugins_versions): New.
19455 (finalize_plugins): New.
19456 * toplev.c (compile_file): Don't call initialize_plugins.
19457 (print_version): Call print_plugins_versions.
19458 (toplev_main): Call initialize_plugins. Print version if needed.
19459 Call finalize_plugins.
19461 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19463 * common.opt (fversion): New.
19464 * gcc.c (print_version): New.
19465 (process_command): Don't print the version. Just set print_version.
19466 (main): Print version. Call subprocesses if print_version and
19467 verbose_flag are set.
19468 * opts.c (common_handle_option): Handle OPT_fversion.
19470 2009-04-16 Richard Guenther <rguenther@suse.de>
19471 Ira Rosen <irar@il.ibm.com>
19473 PR tree-optimization/39698
19474 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
19475 type of the reduction variable. Only generate the def if
19478 * omp-low.c (expand_omp_for_generic): When converting to a pointer
19479 make sure to first convert to an integer of the same precision.
19480 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
19481 the type of the evolution correctly in computing the new
19482 induction variable base.
19484 2009-04-16 Richard Guenther <rguenther@suse.de>
19486 PR middle-end/39625
19487 * tree-cfg.c (make_blocks): Split statements with to-be
19488 abnormal SSA names on the lhs.
19490 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
19492 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
19493 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
19494 * c-typeck.c (really_start_incremental_init): Likewise.
19495 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
19496 (TARGET_INITIALIZER): Remove it.
19497 * target.h (struct target): Remove vector_opaque_p.
19498 * tree.c (build_opaque_vector_type): New.
19499 * tree.h (TYPE_VECTOR_OPAQUE): New.
19500 (build_opaque_vector_type): Declare.
19501 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
19502 * config/rs6000/rs6000.c (build_opaque_vector_type,
19503 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
19504 (rs6000_init_builtins): Use build_opaque_vector_type for
19505 opaque_V4SI_type_node.
19507 2009-04-15 Catherine Moore <clm@codesourcery.com>
19509 * debug.h (set_name): Declare.
19510 * dwarf2out.c (dwarf2out_set_name): Declare.
19511 (dwarf2_debug_hooks): Add set_name.
19512 (find_AT_string): New.
19513 (add_AT_string): Call find_AT_string.
19514 (dwarf2out_set_name): New.
19515 * cp/decl.c (grokdeclarator): Call set_name.
19516 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
19517 * debug.c (do_nothing_debug_hooks): Likewise.
19518 * dbxout.c (dbx_debug_hooks): Likewise.
19519 * sdbout.c (sdb_debug_hooks): Likewise.
19521 2009-04-15 Michael Eager <eager@eagercon.com>
19523 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
19524 reg for single-precision FPU.
19525 * config/rs6000/rs6000.md (movsi_internal1): Only for
19526 !TARGET_SINGLE_FPU.
19527 (movsi_internal1_single): New. Add pattern to move SI values to/from
19528 single-precision FP regs.
19530 2009-04-15 Richard Guenther <rguenther@suse.de>
19532 * omp-low.c (lower_rec_input_clauses): Build correct address
19534 (expand_omp_for_generic): Fix multiplication type.
19535 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
19536 (generate_memset_zero): Fix types.
19537 * tree-profile.c (prepare_instrumented_value): Correctly
19540 2009-04-15 Ian Lance Taylor <iant@google.com>
19542 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
19543 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
19544 for -Wall and for -Wc++-compat.
19545 (c_common_post_options): For C++, set warn_enum_compare if not
19547 * c-tree.h (struct c_expr): Add field original_type.
19548 (build_external_ref): Update declaration.
19549 * c-parser.c (c_parser_braced_init): Set original_type.
19550 (c_parser_initelt): Likewise.
19551 (c_parser_expr_no_commas): Likewise.
19552 (c_parser_conditional_expression): Likewise.
19553 (c_parser_cast_expression): Likewise.
19554 (c_parser_unary_expression): Likewise. Pull setting of
19555 original_code to top of function.
19556 (c_parser_sizeof_expression): Set original_type.
19557 (c_parser_alignof_expression): Likewise.
19558 (c_parser_postfix_expression): Likewise. Pull setting of
19559 original_code to top of function.
19560 (c_parser_postfix_expression_after_paren_type): Set original_type.
19561 (c_parser_postfix_expression_after_primary): Likewise.
19562 (c_parser_expression): Likewise.
19563 * c-typeck.c (build_external_ref): Add type parameter. Change all
19565 (c_expr_sizeof_expr): Set original_type field.
19566 (parser_build_unary_op): Likewise.
19567 (parser_build_binary_op): Likewise. Optionally warn about
19568 comparisons of enums of different types.
19569 (digest_init): Set original_type field.
19570 (really_start_incremental_init): Likewise.
19571 (push_init_level, pop_init_level): Likewise.
19572 * doc/invoke.texi (Warning Options): -Wenum-compare now
19575 2009-04-15 Richard Guenther <rguenther@suse.de>
19577 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
19578 out a necessary conversion.
19579 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
19580 names we didn't value number.
19581 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
19583 2009-04-15 Richard Guenther <rguenther@suse.de>
19585 PR tree-optimization/39764
19586 * tree-ssa-ccp.c (get_value): Canonicalize value with
19587 canonicalize_float_value.
19589 2009-04-15 Jan Hubicka <jh@suse.cz>
19591 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
19592 Wrong version of patch.
19594 2009-04-15 Jan Hubicka <jh@suse.cz>
19596 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
19598 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
19600 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
19601 our distinct integral and vector types.
19603 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
19605 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
19606 * init.c (build_vtbl_address): Remove call to assemble_external.
19608 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
19610 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
19611 output for other floating point modes.
19613 2009-04-14 Diego Novillo <dnovillo@google.com>
19615 * diagnostic.c (diagnostic_report_diagnostic): Do not
19616 warn about loaded plugins for DK_ERROR and DK_WARNING.
19617 * c-decl.c (declspecs_add_type): Move call to
19618 invoke_plugin_callbacks ...
19619 * c-parser.c (c_parser_declspecs): ... here.
19620 * plugin.c (dump_active_plugins): Tidy output.
19622 2009-04-14 Diego Novillo <dnovillo@google.com>
19623 Le-Chun Wu <lcwu@google.com>
19625 * configure.ac: Add --enable-plugin support.
19626 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
19627 * Makefile.in (PLUGIN_H): Define.
19628 Export ENABLE_PLUGIN and GMPINC to site.exp.
19629 Add PLUGINLIBS to link command.
19630 Add/modify dependencies for plugin.o and files including plugin.h.
19632 * config.in: Regenerate.
19634 * opts.c (common_handle_option): Handle OPT_fplugin_ and
19637 2009-04-14 Le-Chun Wu <lcwu@google.com>
19639 * tree-pass.h (register_one_dump_file): Add a prototype for
19640 register_one_dump_file.
19641 * toplev.c (compile_file): Call initialize_plugins.
19642 (do_compile): Call invoke_plugin_callbacks.
19643 (toplev_main): Call invoke_plugin_callbacks.
19644 * common.opt: Add -fplugin= and -fplugin-arg-.
19645 * gcc-plugin.h: New public header file for plugins to include.
19646 * plugin.c: New source file.
19647 * plugin.h: New internal header file.
19648 * passes.c (register_one_dump_file): Make it external.
19650 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
19652 2009-04-14 Diego Novillo <dnovillo@google.com>
19654 * doc/plugins.texi: New.
19655 * doc/gccint.texi: Add reference to Plugins chapter.
19656 * doc/invoke.texi: Document -fplugin and -fplugin-arg
19657 * diagnostic.c (diagnostic_report_diagnostic): Warn about
19658 loaded plugins, if any.
19659 * timevar.def (TV_PLUGIN_INIT): Define.
19660 (TV_PLUGIN_RUN): Define.
19661 * plugin.c: Include timevar.h
19662 (plugins_active_p): New.
19663 (dump_active_plugins): New.
19664 (debug_active_plugins): New.
19666 2009-04-14 Joseph Myers <joseph@codesourcery.com>
19668 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
19670 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
19672 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
19674 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
19675 the same as a minus without a shift.
19677 2009-04-14 Nick Clifton <nickc@redhat.com>
19679 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
19680 comparisons with small integers will always produce a short
19683 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
19686 2008-12-19 Diego Novillo <dnovillo@google.com>
19688 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
19690 2009-04-14 Richard Guenther <rguenther@suse.de>
19692 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
19694 (verify_gimple_assign_binary): Likewise. Handle shifts and
19696 (verify_gimple_phi): Print the mismatched argument position.
19697 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19699 (vect_update_init_of_dr): Likewise.
19700 * matrix-reorg.c (transform_access_sites): Do what the
19702 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
19704 2009-04-13 Michael Eager <eager@eagercon.com>
19706 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
19707 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
19708 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
19709 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
19710 remove duplicate config
19712 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19714 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
19715 file_name:line_number type locator of the call site.
19717 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
19719 * genautomata.c: Put blank after comma.
19720 (automaton_decls): New.
19721 (struct unit_usage): Add comments to member next.
19722 (store_alt_unit_usage): Keep the list ordered.
19723 (unit_present_on_list_p, equal_alternatives_p): New.
19724 (check_regexp_units_distribution): Check units distribution
19725 correctness correctly.
19726 (main): Don't write automata if error is found. Return correct
19729 * config/m68k/cf.md (cfv4_ds): Remove.
19730 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
19731 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
19733 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
19734 power4-load-ext, power4-store, power4-store-update,
19735 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
19736 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
19737 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
19738 power4-sqrt, power4-isync): Modify reservation to make correct
19739 unit distribution to automata.
19741 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
19742 power5-store-update, power5-two, power5-three, power5-lmul,
19743 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
19745 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
19747 * except.c (pass_set_nothrow_function_flags): Set name and add
19749 (set_nothrow_function_flags): Mention in the dump file when
19750 changing a function to nothrow.
19752 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
19755 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
19756 instead of unsigned long.
19758 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19760 * config/arm/arm.c (return_used_this_function): Remove.
19761 (arm_output_function_prologue): Remove use of
19762 return_used_this_function.
19763 (output_return_instruction): Replace use of
19764 return_used_this_function
19765 by cfun->machine->return_used_this_function.
19766 (arm_output_epilogue): Likewise.
19767 (arm_output_function_epilogue): Likewise.
19768 (thumb_unexpanded_epilogue): Likewise.
19769 * config/arm/arm.h (struct machine_function):
19770 New member return_used_this_function.
19772 2009-04-12 Mark Mitchell <mark@codesourcery.com>
19774 * doc/install.texi: Correct description of default directory for
19775 --with-gxx-include-dir.
19777 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
19779 * fold-const.c (build_range_check): Properly deal with enumeral and
19780 boolean base types.
19782 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
19784 * doc/invoke.texi (max_gcse_passes): Remove documentation.
19785 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
19786 * params.h (MAX_GCSE_PASSES): Remove.
19787 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
19788 in sequence. Remove ability to run multiple passes.
19789 (bypass_jumps): Report run as third CPROP pass.
19791 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
19793 PR middle-end/39651
19794 * except.c (can_throw_external): Look at each insn in a SEQUENCE
19795 when deciding whether the whole SEQUENCE can throw.
19797 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
19800 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
19801 offseted label references.
19803 2009-04-11 Jan Hubicka <jh@suse.cz>
19805 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
19807 2009-04-11 Richard Guenther <rguenther@suse.de>
19809 PR middle-end/39732
19810 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
19811 return variables as TREE_ADDRESSABLE.
19813 2009-04-11 Richard Guenther <rguenther@suse.de>
19815 PR tree-optimization/39713
19816 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
19817 reference trees have SSA_NAME operands.
19819 2009-04-11 Richard Guenther <rguenther@suse.de>
19822 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
19823 address expressions.
19825 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
19827 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
19828 match changes in Cygwin 1.7
19829 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
19830 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
19832 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19834 PR tree-optimization/39701
19835 * doc/invoke.texi (Optimization Options): Document change in
19836 meaning and initialization of -fdelete-null-pointer-checks.
19838 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19840 PR middle-end/39701
19841 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
19843 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
19846 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
19848 2009-04-10 Chao-ying Fu <fu@mips.com>
19850 * doc/tm.texi (Instruction Output): Document
19851 TARGET_ASM_FINAL_POSTSCAN_INSN.
19852 * target.h (final_postscan_insn): New field in asm_out.
19853 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19854 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
19855 * final.c (final_scan_insn): Call
19856 targetm.asm_out.final_postscan_insn after outputting
19857 an asm macro and a normal instruction.
19859 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
19860 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
19861 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
19862 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19863 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19865 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19867 PR middle-end/39701
19868 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19869 variables as non-NULL even with -fdelete-null-pointer-checks.
19871 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19873 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19875 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19878 * config/i386/i386.c (classify_argument): Handle SCmode with
19879 (bit_offset % 64) != 0.
19881 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19883 * doc/invoke.texi (Optimize Options): Add cross-reference to
19884 -Q --help=optimizers examples.
19886 2009-04-10 Ben Elliston <bje@au.ibm.com>
19889 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19890 regalign for the reg == fpr and TDmode case.
19892 2009-04-09 David Ayers <ayers@fsfe.org>
19895 * objc/objc-act.c (warn_with_method): Remove helper function.
19896 (check_duplicates): Call warning and inform directly.
19897 (really_start_method): Likewise.
19899 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19901 * expmed.c (expand_divmod): Always use a comparison for a division
19902 by a large unsigned integer.
19904 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19905 for things others than variables or functions as nonzero.
19907 2009-04-09 Nick Clifton <nickc@redhat.com>
19909 * unwind-compat.c: Change copyright header to refer to version
19910 3 of the GNU General Public License with version 3.1 of the
19911 GCC Runtime Library Exception and to point readers at the
19912 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19913 * config/alpha/crtfastmath.c: Likewise.
19914 * config/alpha/linux-unwind.h: Likewise.
19915 * config/alpha/qrnnd.asm: Likewise.
19916 * config/alpha/vms-crt0-64.c: Likewise.
19917 * config/alpha/vms-crt0.c: Likewise.
19918 * config/alpha/vms-dwarf2.asm: Likewise.
19919 * config/alpha/vms-dwarf2eh.asm: Likewise.
19920 * config/alpha/vms-psxcrt0-64.c: Likewise.
19921 * config/alpha/vms-psxcrt0.c: Likewise.
19922 * config/alpha/vms_tramp.asm: Likewise.
19923 * config/arc/initfini.c: Likewise.
19924 * config/arc/lib1funcs.asm: Likewise.
19925 * config/arm/bpabi-v6m.S: Likewise.
19926 * config/arm/bpabi.S: Likewise.
19927 * config/arm/bpabi.c: Likewise.
19928 * config/arm/crti.asm: Likewise.
19929 * config/arm/crtn.asm: Likewise.
19930 * config/arm/ieee754-df.S: Likewise.
19931 * config/arm/ieee754-sf.S: Likewise.
19932 * config/arm/lib1funcs.asm: Likewise.
19933 * config/arm/libunwind.S: Likewise.
19934 * config/arm/linux-atomic.c: Likewise.
19935 * config/arm/mmintrin.h: Likewise.
19936 * config/arm/pr-support.c: Likewise.
19937 * config/arm/unaligned-funcs.c: Likewise.
19938 * config/arm/unwind-arm.c: Likewise.
19939 * config/arm/unwind-arm.h: Likewise.
19940 * config/avr/libgcc.S: Likewise.
19941 * config/bfin/crti.s: Likewise.
19942 * config/bfin/crtlibid.s: Likewise.
19943 * config/bfin/crtn.s: Likewise.
19944 * config/bfin/lib1funcs.asm: Likewise.
19945 * config/bfin/linux-unwind.h: Likewise.
19946 * config/cris/arit.c: Likewise.
19947 * config/cris/cris_abi_symbol.c: Likewise.
19948 * config/darwin-64.c: Likewise.
19949 * config/darwin-crt2.c: Likewise.
19950 * config/darwin-crt3.c: Likewise.
19951 * config/darwin.h: Likewise.
19952 * config/dbxelf.h: Likewise.
19953 * config/dfp-bit.c: Likewise.
19954 * config/dfp-bit.h: Likewise.
19955 * config/elfos.h: Likewise.
19956 * config/fixed-bit.c: Likewise.
19957 * config/fixed-bit.h: Likewise.
19958 * config/fp-bit.c: Likewise.
19959 * config/fp-bit.h: Likewise.
19960 * config/fr30/crti.asm: Likewise.
19961 * config/fr30/crtn.asm: Likewise.
19962 * config/fr30/lib1funcs.asm: Likewise.
19963 * config/freebsd-spec.h: Likewise.
19964 * config/frv/cmovd.c: Likewise.
19965 * config/frv/cmovh.c: Likewise.
19966 * config/frv/cmovw.c: Likewise.
19967 * config/frv/frvbegin.c: Likewise.
19968 * config/frv/frvend.c: Likewise.
19969 * config/frv/lib1funcs.asm: Likewise.
19970 * config/glibc-stdint.h: Likewise.
19971 * config/h8300/clzhi2.c: Likewise.
19972 * config/h8300/crti.asm: Likewise.
19973 * config/h8300/crtn.asm: Likewise.
19974 * config/h8300/ctzhi2.c: Likewise.
19975 * config/h8300/fixunssfsi.c: Likewise.
19976 * config/h8300/lib1funcs.asm: Likewise.
19977 * config/h8300/parityhi2.c: Likewise.
19978 * config/h8300/popcounthi2.c: Likewise.
19979 * config/i386/ammintrin.h: Likewise.
19980 * config/i386/att.h: Likewise.
19981 * config/i386/avxintrin.h: Likewise.
19982 * config/i386/biarch64.h: Likewise.
19983 * config/i386/bmmintrin.h: Likewise.
19984 * config/i386/cpuid.h: Likewise.
19985 * config/i386/cross-stdarg.h: Likewise.
19986 * config/i386/crtfastmath.c: Likewise.
19987 * config/i386/crtprec.c: Likewise.
19988 * config/i386/cygming-crtbegin.c: Likewise.
19989 * config/i386/cygming-crtend.c: Likewise.
19990 * config/i386/cygwin.asm: Likewise.
19991 * config/i386/emmintrin.h: Likewise.
19992 * config/i386/gmm_malloc.h: Likewise.
19993 * config/i386/gthr-win32.c: Likewise.
19994 * config/i386/i386.h: Likewise.
19995 * config/i386/immintrin.h: Likewise.
19996 * config/i386/linux-unwind.h: Likewise.
19997 * config/i386/linux64.h: Likewise.
19998 * config/i386/mm3dnow.h: Likewise.
19999 * config/i386/mmintrin-common.h: Likewise.
20000 * config/i386/mmintrin.h: Likewise.
20001 * config/i386/nmmintrin.h: Likewise.
20002 * config/i386/pmm_malloc.h: Likewise.
20003 * config/i386/pmmintrin.h: Likewise.
20004 * config/i386/smmintrin.h: Likewise.
20005 * config/i386/sol2-c1.asm: Likewise.
20006 * config/i386/sol2-ci.asm: Likewise.
20007 * config/i386/sol2-cn.asm: Likewise.
20008 * config/i386/sol2-gc1.asm: Likewise.
20009 * config/i386/tmmintrin.h: Likewise.
20010 * config/i386/unix.h: Likewise.
20011 * config/i386/w32-unwind.h: Likewise.
20012 * config/i386/wmmintrin.h: Likewise.
20013 * config/i386/x86-64.h: Likewise.
20014 * config/i386/x86intrin.h: Likewise.
20015 * config/i386/xmmintrin.h: Likewise.
20016 * config/ia64/crtbegin.asm: Likewise.
20017 * config/ia64/crtend.asm: Likewise.
20018 * config/ia64/crtfastmath.c: Likewise.
20019 * config/ia64/crti.asm: Likewise.
20020 * config/ia64/crtn.asm: Likewise.
20021 * config/ia64/fde-glibc.c: Likewise.
20022 * config/ia64/lib1funcs.asm: Likewise.
20023 * config/ia64/linux-unwind.h: Likewise.
20024 * config/ia64/quadlib.c: Likewise.
20025 * config/ia64/unwind-ia64.c: Likewise.
20026 * config/linux.h: Likewise.
20027 * config/m32c/m32c-lib1.S: Likewise.
20028 * config/m32c/m32c-lib2-trapv.c: Likewise.
20029 * config/m32c/m32c-lib2.c: Likewise.
20030 * config/m32r/initfini.c: Likewise.
20031 * config/m68hc11/larith.asm: Likewise.
20032 * config/m68hc11/m68hc11-crt0.S: Likewise.
20033 * config/m68k/cf.md: Likewise.
20034 * config/m68k/crti.s: Likewise.
20035 * config/m68k/crtn.s: Likewise.
20036 * config/m68k/lb1sf68.asm: Likewise.
20037 * config/m68k/linux-unwind.h: Likewise.
20038 * config/mcore/crti.asm: Likewise.
20039 * config/mcore/crtn.asm: Likewise.
20040 * config/mcore/lib1.asm: Likewise.
20041 * config/mips/linux-unwind.h: Likewise.
20042 * config/mips/loongson.h: Likewise.
20043 * config/mips/mips16.S: Likewise.
20044 * config/mmix/crti.asm: Likewise.
20045 * config/mmix/crtn.asm: Likewise.
20046 * config/pa/fptr.c: Likewise.
20047 * config/pa/hpux-unwind.h: Likewise.
20048 * config/pa/lib2funcs.asm: Likewise.
20049 * config/pa/linux-atomic.c: Likewise.
20050 * config/pa/linux-unwind.h: Likewise.
20051 * config/pa/milli64.S: Likewise.
20052 * config/pa/quadlib.c: Likewise.
20053 * config/pa/stublib.c: Likewise.
20054 * config/picochip/libgccExtras/adddi3.asm: Likewise.
20055 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
20056 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
20057 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
20058 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
20059 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
20060 * config/picochip/libgccExtras/divmod15.asm: Likewise.
20061 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
20062 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
20063 * config/picochip/libgccExtras/longjmp.asm: Likewise.
20064 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
20065 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
20066 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
20067 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
20068 * config/picochip/libgccExtras/setjmp.asm: Likewise.
20069 * config/picochip/libgccExtras/subdi3.asm: Likewise.
20070 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
20071 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
20072 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
20073 * config/rs6000/750cl.h: Likewise.
20074 * config/rs6000/altivec.h: Likewise.
20075 * config/rs6000/biarch64.h: Likewise.
20076 * config/rs6000/crtresfpr.asm: Likewise.
20077 * config/rs6000/crtresgpr.asm: Likewise.
20078 * config/rs6000/crtresxfpr.asm: Likewise.
20079 * config/rs6000/crtresxgpr.asm: Likewise.
20080 * config/rs6000/crtsavfpr.asm: Likewise.
20081 * config/rs6000/crtsavgpr.asm: Likewise.
20082 * config/rs6000/darwin-asm.h: Likewise.
20083 * config/rs6000/darwin-fallback.c: Likewise.
20084 * config/rs6000/darwin-fpsave.asm: Likewise.
20085 * config/rs6000/darwin-ldouble.c: Likewise.
20086 * config/rs6000/darwin-tramp.asm: Likewise.
20087 * config/rs6000/darwin-unwind.h: Likewise.
20088 * config/rs6000/darwin-vecsave.asm: Likewise.
20089 * config/rs6000/darwin-world.asm: Likewise.
20090 * config/rs6000/e500crtres32gpr.asm: Likewise.
20091 * config/rs6000/e500crtres64gpr.asm: Likewise.
20092 * config/rs6000/e500crtres64gprctr.asm: Likewise.
20093 * config/rs6000/e500crtrest32gpr.asm: Likewise.
20094 * config/rs6000/e500crtrest64gpr.asm: Likewise.
20095 * config/rs6000/e500crtresx32gpr.asm: Likewise.
20096 * config/rs6000/e500crtresx64gpr.asm: Likewise.
20097 * config/rs6000/e500crtsav32gpr.asm: Likewise.
20098 * config/rs6000/e500crtsav64gpr.asm: Likewise.
20099 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
20100 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
20101 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
20102 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
20103 * config/rs6000/eabi-ci.asm: Likewise.
20104 * config/rs6000/eabi-cn.asm: Likewise.
20105 * config/rs6000/eabi.asm: Likewise.
20106 * config/rs6000/linux-unwind.h: Likewise.
20107 * config/rs6000/linux64.h: Likewise.
20108 * config/rs6000/paired.h: Likewise.
20109 * config/rs6000/paired.md: Likewise.
20110 * config/rs6000/ppc64-fp.c: Likewise.
20111 * config/rs6000/ppu_intrinsics.h: Likewise.
20112 * config/rs6000/rs6000.h: Likewise.
20113 * config/rs6000/si2vmx.h: Likewise.
20114 * config/rs6000/sol-ci.asm: Likewise.
20115 * config/rs6000/sol-cn.asm: Likewise.
20116 * config/rs6000/spe.h: Likewise.
20117 * config/rs6000/spu2vmx.h: Likewise.
20118 * config/rs6000/sysv4.h: Likewise.
20119 * config/rs6000/tramp.asm: Likewise.
20120 * config/rs6000/vec_types.h: Likewise.
20121 * config/s390/linux-unwind.h: Likewise.
20122 * config/s390/tpf-unwind.h: Likewise.
20123 * config/score/crti.asm: Likewise.
20124 * config/score/crtn.asm: Likewise.
20125 * config/sh/crt1.asm: Likewise.
20126 * config/sh/crti.asm: Likewise.
20127 * config/sh/crtn.asm: Likewise.
20128 * config/sh/divtab-sh4-300.c: Likewise.
20129 * config/sh/divtab-sh4.c: Likewise.
20130 * config/sh/divtab.c: Likewise.
20131 * config/sh/lib1funcs-4-300.asm: Likewise.
20132 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
20133 * config/sh/lib1funcs.asm: Likewise.
20134 * config/sh/lib1funcs.h: Likewise.
20135 * config/sh/linux-atomic.asm: Likewise.
20136 * config/sh/linux-unwind.h: Likewise.
20137 * config/sh/shmedia.h: Likewise.
20138 * config/sh/sshmedia.h: Likewise.
20139 * config/sh/ushmedia.h: Likewise.
20140 * config/sparc/crtfastmath.c: Likewise.
20141 * config/sparc/linux-unwind.h: Likewise.
20142 * config/sparc/sol2-c1.asm: Likewise.
20143 * config/sparc/sol2-ci.asm: Likewise.
20144 * config/sparc/sol2-cn.asm: Likewise.
20145 * config/spu/divmodti4.c: Likewise.
20146 * config/spu/divv2df3.c: Likewise.
20147 * config/spu/float_disf.c: Likewise.
20148 * config/spu/float_unsdidf.c: Likewise.
20149 * config/spu/float_unsdisf.c: Likewise.
20150 * config/spu/float_unssidf.c: Likewise.
20151 * config/spu/mfc_multi_tag_release.c: Likewise.
20152 * config/spu/mfc_multi_tag_reserve.c: Likewise.
20153 * config/spu/mfc_tag_release.c: Likewise.
20154 * config/spu/mfc_tag_reserve.c: Likewise.
20155 * config/spu/mfc_tag_table.c: Likewise.
20156 * config/spu/multi3.c: Likewise.
20157 * config/spu/spu_internals.h: Likewise.
20158 * config/spu/spu_intrinsics.h: Likewise.
20159 * config/spu/spu_mfcio.h: Likewise.
20160 * config/spu/vec_types.h: Likewise.
20161 * config/spu/vmx2spu.h: Likewise.
20162 * config/stormy16/stormy16-lib2.c: Likewise.
20163 * config/svr4.h: Likewise.
20164 * config/sync.c: Likewise.
20165 * config/v850/lib1funcs.asm: Likewise.
20166 * config/vxlib-tls.c: Likewise.
20167 * config/vxlib.c: Likewise.
20168 * config/vxworks-dummy.h: Likewise.
20169 * config/xtensa/crti.asm: Likewise.
20170 * config/xtensa/crtn.asm: Likewise.
20171 * config/xtensa/ieee754-df.S: Likewise.
20172 * config/xtensa/ieee754-sf.S: Likewise.
20173 * config/xtensa/lib1funcs.asm: Likewise.
20174 * config/xtensa/lib2funcs.S: Likewise.
20175 * config/xtensa/linux-unwind.h: Likewise.
20176 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
20177 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
20178 * coretypes.h: Likewise.
20179 * crtstuff.c: Likewise.
20180 * defaults.h: Likewise.
20181 * dwarf2.h: Likewise.
20182 * emutls.c: Likewise.
20183 * gbl-ctors.h: Likewise.
20184 * gcov-io.h: Likewise.
20185 * ginclude/float.h: Likewise.
20186 * ginclude/iso646.h: Likewise.
20187 * ginclude/stdarg.h: Likewise.
20188 * ginclude/stdbool.h: Likewise.
20189 * ginclude/stddef.h: Likewise.
20190 * ginclude/stdfix.h: Likewise.
20191 * ginclude/stdint-gcc.h: Likewise.
20192 * ginclude/tgmath.h: Likewise.
20193 * gthr-aix.h: Likewise.
20194 * gthr-dce.h: Likewise.
20195 * gthr-gnat.c: Likewise.
20196 * gthr-gnat.h: Likewise.
20197 * gthr-lynx.h: Likewise.
20198 * gthr-mipssde.h: Likewise.
20199 * gthr-nks.h: Likewise.
20200 * gthr-posix.c: Likewise.
20201 * gthr-posix.h: Likewise.
20202 * gthr-posix95.h: Likewise.
20203 * gthr-rtems.h: Likewise.
20204 * gthr-single.h: Likewise.
20205 * gthr-solaris.h: Likewise.
20206 * gthr-tpf.h: Likewise.
20207 * gthr-vxworks.h: Likewise.
20208 * gthr-win32.h: Likewise.
20209 * gthr.h: Likewise.
20210 * libgcc2.c: Likewise.
20211 * libgcc2.h: Likewise.
20212 * libgcov.c: Likewise.
20213 * tsystem.h: Likewise.
20214 * typeclass.h: Likewise.
20215 * unwind-c.c: Likewise.
20216 * unwind-compat.h: Likewise.
20217 * unwind-dw2-fde-compat.c: Likewise.
20218 * unwind-dw2-fde-darwin.c: Likewise.
20219 * unwind-dw2-fde-glibc.c: Likewise.
20220 * unwind-dw2-fde.c: Likewise.
20221 * unwind-dw2-fde.h: Likewise.
20222 * unwind-dw2.c: Likewise.
20223 * unwind-dw2.h: Likewise.
20224 * unwind-generic.h: Likewise.
20225 * unwind-pe.h: Likewise.
20226 * unwind-sjlj.c: Likewise.
20227 * unwind.inc: Likewise.
20228 * config/arm/neon-gen.ml: Change generated copyright header to
20229 refer to version 3 of the GNU General Public License with
20230 version 3.1 of the GCC Runtime Library Exception and to point
20231 readers at the COPYING3 and COPYING3.RUNTIME files and the
20232 FSF's license web page.
20233 * config/arm/arm_neon.h: Regenerate.
20235 2009-04-09 Jakub Jelinek <jakub@redhat.com>
20237 * config/cris/cris.md: Change copyright header to refer to version
20238 3 of the GNU General Public License.
20239 * doc/install.texi2html: Change copyright header to refer to version
20240 3 of the GNU General Public License and to point readers at the
20241 COPYING3 file and the FSF's license web page.
20242 * config/vax/linux.h: Likewise.
20244 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20246 * config/i386/i386.md (cmpcc): New.
20247 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
20248 (sync_compare_and_swap_cc*): Delete.
20250 * config/s390/s390.c (s390_compare_emitted): Remove.
20251 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
20252 s390_compare_emitted used to be handled. Assert that modes match.
20253 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
20254 refer to sync_compare_and_swap_ccsi.
20255 * config/s390/s390.h (s390_compare_emitted): Remove.
20256 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
20257 instead of s390_compare_emitted.
20258 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
20259 instead of s390_compare_emitted.
20260 * config/s390/s390.md (cmpcc): New.
20261 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
20262 CC_REGNUM, do not pretend it's set.
20263 (sync_compare_and_swap_cc*): Delete.
20264 * config/s390/predicates.md (cc_reg_operand): New.
20266 * expr.c (sync_compare_and_swap_cc): Delete.
20267 * optabs.h (sync_compare_and_swap_cc): Delete.
20268 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
20269 is being used with can_compare_p.
20270 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
20271 (find_cc_set): New.
20272 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
20273 look for a MODE_CC set instead. Use emit_store_flag.
20274 (expand_compare_and_swap_loop): Likewise, with some additional
20275 complication to avoid a force_reg when useless. Use
20276 emit_cmp_and_jump_insns.
20277 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
20278 * doc/md.texi (sync_compare_and_swap_cc): Merge with
20279 sync_compare_and_swap documentation.
20281 2009-04-09 Jan Hubicka <jh@suse.cz>
20283 * except.c (find_prev_try): Break out from ....
20284 (duplicate_eh_regions): ... here; properly update prev_try pointers
20285 when duplication part of tree.
20286 (dump_eh_tree): Improve dumping.
20287 (verify_eh_region): New.
20288 (verify_eh_tree): Use it.
20290 2009-04-06 Richard Guenther <rguenther@suse.de>
20292 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
20293 &ARRAY addresses by adjusting their types and prepending
20295 * tree-cfg.c (verify_gimple_assign_single): Verify that
20296 addresses are correct.
20298 2009-04-09 Richard Guenther <rguenther@suse.de>
20300 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
20301 indices into an array reference if possible.
20302 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20303 Fold POINTER_PLUS_EXPR statements with invariant address.
20305 2009-04-09 Alan Modra <amodra@bigpond.net.au>
20308 * config.gcc (powerpc64-*-linux*): Always build biarch.
20310 2009-04-09 Joseph Myers <joseph@codesourcery.com>
20313 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
20314 it and pedwarn if this results in an INTEGER_CST.
20316 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20318 * doc/install.texi: Update minimum GMP version. Remove obsolete
20319 text in MPFR section.
20321 2009-04-08 Jakub Jelinek <jakub@redhat.com>
20323 * dwarf2out.c (class_scope_p): New static inline.
20324 (class_or_namespace_scope_p): Use it.
20325 (gen_variable_die): Use DW_TAG_member tag for static data member
20326 declarations instead of DW_TAG_variable.
20328 PR middle-end/39573
20329 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
20332 2009-04-08 Richard Guenther <rguenther@suse.de>
20334 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
20335 valueize random data.
20337 2009-04-08 David Edelsohn <edelsohn@gnu.org>
20339 * config.gcc (aix tm_file): Add aix-stdint.h.
20340 (aix tm clause use_gcc_stdint): Set to wrap.
20341 * config/rs6000/aix-stdint.h: New file.
20343 2009-04-08 Richard Guenther <rguenther@suse.de>
20345 PR middle-end/36291
20346 * tree-dfa.c (add_referenced_var): Do not recurse into
20347 global initializers.
20348 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
20350 (fold_const_aggregate_ref): Likewise.
20352 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20354 * recog.c (ordered_comparison_operator): New.
20355 * gensupport.c (std_preds): Add it.
20356 * doc/md.texi (Machine-Independent Predicates): Document it.
20358 2009-04-08 Jan Hubicka <jh@suse.cz>
20360 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
20361 * function.h (rtl_eh): Remove exception_handler_label_map.
20362 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
20363 remove_exception_handler_label, for_each_eh_label_1): Remove.
20364 (rtl_remove_unreachable_regions): Remove.
20365 (convert_from_eh_region_ranges): Do not remove unreachable regions.
20366 (find_exception_handler_labels): Don't build the hashtable.
20367 (maybe_remove_eh_handler): Remove.
20368 (for_each_eh_label): Rewrite to walk the tree.
20369 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
20370 * except.h (maybe_remove_eh_handler): Remove.
20371 * passes.c (init_optimization_passes): Schedule second EH cleanup
20373 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
20374 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
20376 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20378 * genoutput.c (validate_optab_operands): New.
20379 (gen_insn, gen_expand): Call it.
20381 * genflags.c (gen_insn): Detect misused iterators.
20382 (main): Pass line_no to gen_insn, exit with status 1 on error.
20384 * genextract.c (line_no): Make global.
20385 (VEC_safe_set_locstr): Change assertion to error message.
20386 (main): Exit with status 1 on error.
20388 2009-04-08 Joseph Myers <joseph@codesourcery.com>
20392 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20393 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20394 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
20395 * c-convert.c (convert): Do not call fold on results of conversion
20396 functions when the result is a C_MAYBE_CONST_EXPR.
20397 * c-parser.c (c_parser_postfix_expression): Do not fold condition
20398 of __builtin_choose_expr.
20399 * c-typeck.c (remove_c_maybe_const_expr): New.
20400 (build_unary_op, build_conditional_expr, build_compound_expr,
20401 build_binary_op, c_objc_common_truthvalue_conversion): Call
20402 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
20405 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
20407 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
20408 CODE to produce a new one. Add a prototype to use fold_convert_const
20410 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
20413 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
20414 mix declarations and code.
20416 2009-04-08 Ben Elliston <bje@au.ibm.com>
20418 * gcc.c: Replace `CC' with `GCC' throughout.
20420 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
20422 * doc/invoke.texi: Document Atom support.
20424 2009-04-07 Jason Merrill <jason@redhat.com>
20427 * c-common.h, c-common.c: Add flag_pretty_templates.
20428 * c-opts.c (c_common_handle_option): Set it.
20429 * c.opt: Add -fno-pretty-templates.
20430 * doc/invoke.texi (C++ Dialect Options): Likewise.
20432 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
20434 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
20435 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
20436 (ia64_expand_builtin): Likewise.
20438 2009-04-07 Martin Jambor <mjambor@suse.cz>
20440 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
20441 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
20442 ADDR_EXPRS are include too.
20444 2009-04-07 Richard Guenther <rguenther@suse.de>
20446 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
20447 decls are only used if passes as parameters or if they are
20448 local statics and the call is not to a builtin.
20449 (call_may_clobber_ref_p_1): Likewise.
20451 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20453 * expr.c (do_store_flag): Remove last argument. Simplify code
20454 to avoid duplication of tests already done by can_compare_p.
20455 (expand_expr_real_1): Adjust caller.
20457 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20459 * optabs.c (can_compare_p): Test the predicate of a
20460 cbranch and cstore pattern.
20462 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20464 * expr.c (convert_move): Use emit_store_flag instead of
20467 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20469 * config/i386/i386.c (ix86_compare_emitted): Remove.
20470 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
20471 ix86_compare_op0 like ix86_compare_emitted used to be handled.
20472 * config/i386/i386.h (ix86_compare_emitted): Remove.
20473 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
20474 instead of ix86_compare_emitted.
20475 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
20477 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
20479 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
20480 Add t-sysroot-suffix to tmake_file.
20481 * config/print-sysroot-suffix.sh: New file.
20482 * config/t-sysroot-suffix: New file.
20484 2009-04-07 Ben Elliston <bje@au.ibm.com>
20486 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
20487 as the latter produces a warning when the target does not support
20490 2009-04-07 Ben Elliston <bje@au.ibm.com>
20492 * dfp.c: Replace type punning assignments with memcpy throughout.
20493 * Makefile.in (dfp.o-warn): Remove.
20495 2009-04-07 Alan Modra <amodra@bigpond.net.au>
20498 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
20499 Include soft-fp/t-softfp after rs6000/t-linux64.
20501 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
20503 * stor-layout.c (set_sizetype): Use the full precision of their
20504 machine mode for bitsize types.
20506 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
20508 * config/i386/i386.md: Revert 2 accidental checkins.
20510 2009-04-06 Joey Ye <joey.ye@intel.com>
20511 Xuepeng Guo <xuepeng.guo@intel.com>
20512 H.J. Lu <hongjiu.lu@intel.com>
20514 Atom pipeline model, tuning and insn selection.
20515 * config.gcc (atom): Add atom config options and target.
20517 * config/i386/atom.md: New.
20519 * config/i386/i386.c (atom_cost): New cost.
20520 (m_ATOM): New macro flag.
20521 (initial_ix86_tune_features): Set m_ATOM.
20522 (x86_accumulate_outgoing_args): Likewise.
20523 (x86_arch_always_fancy_math_387): Likewise.
20524 (processor_target): Add Atom cost.
20525 (cpu_names): Add Atom cpu name.
20526 (override_options): Set Atom ISA.
20527 (ix86_issue_rate): New case PROCESSOR_ATOM.
20528 (ix86_adjust_cost): Likewise.
20530 * config/i386/i386.h (TARGET_ATOM): New target macro.
20531 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
20532 (TARGET_OPT_AGU): New target option.
20533 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
20534 (processor_type): Add PROCESSOR_ATOM.
20536 * config/i386/i386.md (cpu): Add new value "atom".
20537 (use_carry, movu): New attr.
20538 (atom.md): Include atom.md.
20539 (adddi3_carry_rex64): Set attr "use_carry".
20540 (addqi3_carry): Likewise.
20541 (addhi3_carry): Likewise.
20542 (addsi3_carry): Likewise.
20543 (*addsi3_carry_zext): Likewise.
20544 (subdi3_carry_rex64): Likewise.
20545 (subqi3_carry): Likewise.
20546 (subhi3_carry): Likewise.
20547 (subsi3_carry): Likewise.
20548 (x86_movdicc_0_m1_rex64): Likewise.
20549 (*x86_movdicc_0_m1_se): Likewise.
20550 (x86_movsicc_0_m1): Likewise.
20551 (*x86_movsicc_0_m1_se): Likewise.
20552 (*adddi_1_rex64): Emit add insn as much as possible.
20553 (*addsi_1): Likewise.
20554 (return_internal): Set atom_unit.
20555 (return_internal_long): Likewise.
20556 (return_pop_internal): Likewise.
20557 (*rcpsf2_sse): Set atom_sse_attr attr.
20558 (*qrt<mode>2_sse): Likewise.
20559 (*prefetch_sse): Likewise.
20561 * config/i386/i386-c.c (ix86_target_macros_internal): New case
20563 (ix86_target_macros_internal): Likewise.
20565 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
20566 (*prefetch_sse_rex): Likewise.
20567 (sse_rcpv4sf2): Likewise.
20568 (sse_vmrcpv4sf2): Likewise.
20569 (sse_sqrtv4sf2): Likewise.
20570 (<sse>_vmsqrt<mode>2): Likewise.
20571 (sse_ldmxcsr): Likewise.
20572 (sse_stmxcsr): Likewise.
20573 (*sse_sfence): Likewise.
20574 (sse2_clflush): Likewise.
20575 (*sse2_mfence): Likewise.
20576 (*sse2_lfence): Likewise.
20577 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
20578 (<sse>_movup<ssemodesuffixf2c>): Likewise.
20579 (avx_movdqu<avxmodesuffix>): Likewise.
20580 (avx_lddqu<avxmodesuffix>): Likewise.
20581 (sse2_movntv2di): Change attr "type" to "ssemov".
20582 (sse2_movntsi): Likewise.
20583 (rsqrtv8sf2): Change attr "type" to "sseadd".
20584 (sse3_addsubv2df3): Set attr "atom_unit".
20585 (sse3_h<plusminus_insn>v4sf3): Likewise.
20586 (*sse2_pmaddwd): Likewise.
20587 (*vec_extractv2di_1_rex64): Likewise.
20588 (*vec_extractv2di_1_avx): Likewise.
20589 (sse2_psadbw): Likewise.
20590 (ssse3_phaddwv8hi3): Likewise.
20591 (ssse3_phaddwv4hi3): Likewise.
20592 (ssse3_phadddv4si3): Likewise.
20593 (ssse3_phadddv2si3): Likewise.
20594 (ssse3_phaddswv8hi3): Likewise.
20595 (ssse3_phaddswv4hi3): Likewise.
20596 (ssse3_phsubwv8hi3): Likewise.
20597 (ssse3_phsubwv4hi3): Likewise.
20598 (ssse3_phsubdv4si3): Likewise.
20599 (ssse3_phsubdv2si3): Likewise.
20600 (ssse3_phsubswv8hi3): Likewise.
20601 (ssse3_phsubswv4hi3): Likewise.
20602 (ssse3_pmaddubsw128): Likewise.
20603 (sse3_pmaddubsw: Likewise.
20604 (ssse3_palignrti): Likewise.
20605 (ssse3_palignrdi): Likewise.
20607 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
20609 * doc/install.texi (Specific): Fix two cross-references to MinGW.
20611 2009-04-06 Richard Guenther <rguenther@suse.de>
20613 PR tree-optimization/28868
20614 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
20615 of which PHI results we inserted.
20616 (insert_into_preds_of_block): Record inserted PHIs.
20617 (eliminate): Eliminate redundant PHI nodes.
20618 (init_pre): Init inserted_phi_names.
20620 2009-04-06 Richard Guenther <rguenther@suse.de>
20622 PR tree-optimization/39643
20623 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
20624 IMAGPART_EXPRs of complex constants.
20625 (execute_fold_all_builtins): If we folded a call queue
20626 TODO_update_address_taken.
20628 2009-04-06 Jan Hubicka <jh@suse.cz>
20630 PR middle-end/39659
20631 * except.c (remove_unreachable_regions): Propagate may_contain_throw
20634 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
20636 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
20638 (ic_invalidate_array): Likewise.
20640 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
20642 * calls.c (emit_library_call_value_1): Fix a problem with parameter
20643 alignment for library calls.
20645 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
20647 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
20648 (mingw32 tm clause use_gcc_stdint): Set to wrap.
20649 * config/i386/mingw-stdint.h: New file.
20651 2009-04-05 Richard Guenther <rguenther@suse.de>
20653 PR tree-optimization/39648
20654 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
20655 our &A vs. &A[0] IL deficiencies.
20657 2009-04-04 Jan Hubicka <jh@suse.cz>
20659 * except.c (sjlj_find_directly_reachable_regions): Be ready for
20660 removed toplevel regions.
20661 (sjlj_mark_call_sites): Likewise.
20663 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
20665 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
20666 (cygwin tm clause use_gcc_stdint): Set to wrap.
20667 * config/i386/cygwin-stdint.h: New file.
20669 2009-04-04 Richard Guenther <rguenther@suse.de>
20671 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
20672 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
20673 single-argument PHIs if we are in loop-closed SSA form.
20674 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
20675 for the pre-condition.
20676 (slpeel_tree_peel_loop_to_edge): Likewise.
20677 (vect_build_loop_niters): Take an optional sequence to append stmts.
20678 (vect_generate_tmps_on_preheader): Likewise.
20679 (vect_do_peeling_for_loop_bound): Take extra guards for the
20681 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
20682 the cost model check.
20683 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
20684 guards if we are going to peel. Do not apply versioning in that case.
20685 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
20686 (vect_do_peeling_for_loop_bound): Likewise.
20687 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
20688 loop bound only record extra pre-conditions, do not apply loop
20691 2009-04-04 Richard Guenther <rguenther@suse.de>
20693 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
20696 2009-04-04 Jan Hubicka <jh@suse.cz>
20698 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20699 last_basic_block for size of bb->index indexed array.
20700 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
20701 compute_out, link_btr_uses, build_btr_def_use_webs,
20702 build_btr_def_use_webs, migrate_btr_defs): Likewise.
20704 2009-04-04 Jan Hubicka <jh@suse.cz>
20706 * except.c (remove_eh_handler_and_replace): Break out from ...
20707 (remove_eh_handler): ... here.
20708 (bring_to_root): New function.
20709 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
20710 handled ones, bring others to root of tree.
20712 2009-04-04 Jan Hubicka <jh@suse.cz>
20714 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
20715 (all_phis_safe_to_merge): New function.
20716 (update_info): New structure.
20717 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
20718 (cleanup_empty_eh): Update SSA if possible.
20720 2009-04-04 Richard Guenther <rguenther@suse.de>
20722 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
20723 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
20724 (append_vuse): Likewise.
20726 2009-04-04 Jakub Jelinek <jakub@redhat.com>
20728 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
20729 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
20730 instead of REG_UNSAVED for DW_CFA_undefined.
20731 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
20732 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
20735 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
20738 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
20739 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
20740 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
20742 2009-04-04 Richard Guenther <rguenther@suse.de>
20744 PR tree-optimization/8781
20745 PR tree-optimization/37892
20746 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
20747 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
20748 (valueize_refs): Call it for *& valueizations.
20749 (shared_reference_ops_from_ref): Rename to ...
20750 (valueize_shared_reference_ops_from_ref): ... this and valueize.
20751 (shared_reference_ops_from_call): Rename to ...
20752 (valueize_shared_reference_ops_from_call): ... this and valueize.
20753 (vn_reference_lookup): Update.
20754 (visit_reference_op_call): Likewise.
20755 * tree-ssa-pre.c (phi_translate_1): Fold *&.
20756 (eliminate): Value-replace the call address in call statements.
20758 2009-04-04 Richard Guenther <rguenther@suse.de>
20760 PR tree-optimization/39636
20761 * tree-ssa-forwprop.c
20762 (forward_propagate_addr_into_variable_array_index): Check for
20763 GIMPLE_ASSIGN before accessing the rhs code.
20765 2009-04-03 Jason Merrill <jason@redhat.com>
20767 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
20769 2009-04-03 Steve Ellcey <sje@cup.hp.com>
20771 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
20772 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
20773 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
20774 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
20775 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
20776 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
20777 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
20778 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
20779 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
20780 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
20781 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
20782 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
20783 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
20784 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
20785 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
20786 Use fr_reg_or_fp01_operand instead of fr_register_operand
20788 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
20789 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
20790 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
20792 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
20794 PR rtl-optimization/39607
20795 PR rtl-optimization/39631
20799 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20800 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20801 instead of DF_LR_OUT.
20802 * ira-lives.c (process_bb_node_lives): Ditto.
20803 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20804 instead of DF_LR_{OUT,IN}.
20805 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20806 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20808 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
20810 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
20811 (execute_lower_omp): Always run but take the short way out if -fopenmp
20813 (gate_lower_omp): Remove, forcing the pass manager to always run the
20814 pass and always set PROP_gimple_lomp.
20815 (pass_lower_omp): Remove gate function.
20816 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
20817 PROP_trees. Instead, require it.
20818 * ipa-cp.c (pass_ipa_cp): Likewise.
20819 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
20820 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
20821 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
20822 and PROP_gimple_leh.
20824 2009-04-03 Richard Guenther <rguenther@suse.de>
20826 PR middle-end/13146
20827 PR tree-optimization/23940
20828 PR tree-optimization/33237
20829 PR middle-end/33974
20830 PR middle-end/34093
20831 PR tree-optimization/36201
20832 PR tree-optimization/36230
20833 PR tree-optimization/38049
20834 PR tree-optimization/38207
20835 PR tree-optimization/38230
20836 PR tree-optimization/38301
20837 PR tree-optimization/38585
20838 PR middle-end/38895
20839 PR tree-optimization/38985
20840 PR tree-optimization/39299
20841 * tree-ssa-structalias.h: Remove.
20842 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
20843 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
20844 (struct vuse_element_d): Remove.
20845 (struct vuse_vec_d): Likewise.
20846 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
20847 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
20848 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
20849 VUSE_ELEMENT_VAR): Likewise.
20850 (struct voptype_d): Likewise.
20851 (NUM_VOP_FREE_BUCKETS): Likewise.
20852 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
20853 (struct stmt_operands_d): Remove.
20854 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
20855 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
20856 VDEF_NUM, VDEF_VECT): Likewise.
20857 (copy_virtual_operands): Remove.
20858 (operand_build_cmp): Likewise.
20859 (create_ssa_artificial_load_stmt): Likewise.
20860 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
20861 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
20862 vuse_index and mayuse_index members. Pack and move done and iter_type
20863 members to the front.
20864 (SSA_OP_VMAYUSE): Remove.
20865 (SSA_OP_VIRTUAL_USES): Adjust.
20866 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20867 (unlink_stmt_vdef): Declare.
20868 (add_to_addressable_set): Remove.
20869 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20870 (vrp_visit_stmt): Likewise.
20871 * doc/tree-ssa.texi (Alias analysis): Update.
20872 * doc/invoke.texi (max-aliased-vops): Remove docs.
20873 (avg-aliased-vops): Likewise.
20874 * tree-into-ssa.c (syms_to_rename): Remove.
20875 (need_to_update_vops_p): Likewise.
20876 (need_to_initialize_update_ssa_p): Rename to ...
20877 (update_ssa_initialized_fn): ... this. Track function we are
20879 (symbol_marked_for_renaming): Simplify.
20880 (add_new_name_mapping): Do not set need_to_update_vops_p.
20881 (dump_currdefs): Use SYMS_TO_RENAME.
20882 (rewrite_update_stmt): Always walk all uses/defs.
20883 (dump_update_ssa): Adjust.
20884 (init_update_ssa): Take function argument. Track what we are
20886 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20887 (create_new_def_for): Initialize for cfun, assert we are initialized
20889 (mark_sym_for_renaming): Simplify.
20890 (mark_set_for_renaming): Do not initialize update-ssa.
20891 (need_ssa_update_p): Simplify. Take function argument.
20892 (name_mappings_registered_p): Assert we ask for the correct function.
20893 (name_registered_for_update_p): Likewise.
20894 (ssa_names_to_replace): Likewise.
20895 (release_ssa_name_after_update_ssa): Likewise.
20896 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20897 (dump_decl_set): Do not print a newline.
20898 (debug_decl_set): Do it here.
20899 (dump_update_ssa): And here.
20900 * tree-ssa-loop-im.c (move_computations): Adjust.
20901 (movement_possibility): Likewise.
20902 (determine_max_movement): Likewise.
20903 (gather_mem_refs_stmt): Likewise.
20904 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20905 or NAME_MEMORY_TAG.
20906 * tree-complex.c (update_all_vops): Remove.
20907 (expand_complex_move): Adjust.
20908 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20909 Simplify test for memory referencing statement. Exclude
20910 non-invariant ADDR_EXPRs.
20911 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20912 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20913 (rdg_flag_uses): Likewise.
20914 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20916 (tree_optimize_tail_calls_1): Also split the
20917 edge from the entry block if we have degenerate PHI nodes in
20918 the first basic block.
20919 * tree.c (init_ttree): Remove memory-tag related code.
20920 (tree_code_size): Likewise.
20921 (tree_node_structure): Likewise.
20922 (build7_stat): Re-write to be build6_stat.
20923 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20924 (SSA_VAR_P): Adjust.
20925 (struct tree_memory_tag): Remove.
20926 (struct tree_memory_partition_tag): Likewise.
20927 (union tree_node): Adjust.
20928 (build7): Re-write to be build6.
20929 * tree-pass.h (pass_reset_cc_flags): Remove.
20930 (TODO_update_address_taken): New flag.
20931 (pass_simple_dse): Remove.
20932 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20933 * params.h (MAX_ALIASED_VOPS): Remove.
20934 (AVG_ALIASED_VOPS): Likewise.
20935 * omp-low.c (expand_omp_taskreg): Update SSA form.
20936 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20937 aliases the lhs in a copy stmt.
20938 * tree-ssa-dse.c (struct address_walk_data): Remove.
20939 (memory_ssa_name_same): Likewise.
20940 (memory_address_same): Likewise.
20941 (get_kill_of_stmt_lhs): Likewise.
20942 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20943 unused stores. Look through PHI nodes into post-dominated regions.
20944 (dse_optimize_stmt): Simplify. Properly remove stores.
20945 (tree_ssa_dse): Compute dominators.
20946 (execute_simple_dse): Remove.
20947 (pass_simple_dse): Likewise.
20948 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
20949 gimple_loaded_syms and gimple_stored_syms computation.
20950 * toplev.c (dump_memory_report): Dump alias and pta stats.
20951 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
20952 (vn_reference_eq): Likewise.
20953 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
20954 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
20955 valueize_vuses): Remove.
20956 (get_def_ref_stmt_vuses): Simplify. Rename to ...
20957 (get_def_ref_stmt_vuse): ... this.
20958 (vn_reference_lookup_2): New function.
20959 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
20960 walking equivalent vuses. Simplify.
20961 (vn_reference_lookup): Likewise.
20962 (vn_reference_insert): Likewise.
20963 (vn_reference_insert_pieces): Likewise.
20964 (visit_reference_op_call): Simplify.
20965 (visit_reference_op_load): Likewise.
20966 (visit_reference_op_store): Likewise.
20967 (init_scc_vn): Remove shared_lookup_vuses initialization.
20968 (free_scc_vn): Remove shared_lookup_vuses freeing.
20969 (sort_vuses, sort_vuses_heap): Remove.
20970 (get_ref_from_reference_ops): Export.
20971 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
20972 vector with single vuse pointer.
20973 (vn_reference_lookup_pieces, vn_reference_lookup,
20974 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
20975 (shared_vuses_from_stmt): Remove.
20976 (get_ref_from_reference_ops): Declare.
20977 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
20978 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20979 memory-tag related code.
20980 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
20981 (likely_value): Add comment, skip static-chain of call statements.
20982 (surely_varying_stmt_p): Adjust.
20983 (gimplify_and_update_call_from_tree): Likewise.
20984 (execute_fold_all_builtins): Do not rebuild alias info.
20985 (gimplify_and_update_call_from_tree): Properly update VOPs.
20986 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
20987 (copy_ref_info): Remove memory-tag related code.
20988 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
20989 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
20990 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
20992 * tree-ssa-dom.c (gimple_p): Remove typedef.
20993 (eliminate_redundant_computations): Adjust.
20994 (record_equivalences_from_stmt): Likewise.
20995 (avail_expr_hash): Likewise.
20996 (avail_expr_eq): Likewise.
20997 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
20998 (stmt_makes_single_load): Likewise.
20999 (stmt_makes_single_store): Likewise.
21000 * tree-ssa-alias.c: Rewrite completely.
21001 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
21002 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
21003 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
21004 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
21005 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
21006 Remove public functions.
21007 (pass_reset_cc_flags): Remove.
21008 (pass_build_alias): Move ...
21009 * tree-ssa-structalias.c (pass_build_alias): ... here.
21010 * tree-ssa-alias.c (may_be_aliased): Move ...
21011 * tree-flow-inline.h (may_be_aliased): ... here.
21012 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
21013 count_uses_and_derefs): Move ...
21014 * gimple.c: ... here.
21015 * gimple.h (count_uses_and_derefs): Declare.
21016 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
21017 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
21018 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
21019 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
21020 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
21021 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
21022 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
21024 * tree-dfa.c (refs_may_alias_p): Move ...
21025 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
21026 * tree-ssa-alias.h: New file.
21027 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
21028 (statement_sink_location): Likewise.
21029 * opts.c (decode_options): Do not adjust max-aliased-vops or
21030 avg-aliased-vops values.
21031 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
21032 (TV_CALL_CLOBBER): Likewise.
21033 (TV_FLOW_SENSITIVE): Likewise.
21034 (TV_FLOW_INSENSITIVE): Likewise.
21035 (TV_MEMORY_PARTITIONING): Likewise.
21036 (TV_ALIAS_STMT_WALK): New timevar.
21037 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
21038 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
21039 (get_address_description): Remove memory-tag related code.
21040 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
21041 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
21042 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
21043 and immediate uses in statements. Document.
21044 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
21045 (dump_symbols): Remove.
21046 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
21047 * alias.c (get_deref_alias_set): New function split out from ...
21048 (get_alias_set): ... here.
21049 * alias.h (get_deref_alias_set): Declare.
21050 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
21051 type parameter. Remove restrict pointer handling. Create a
21052 ref-all pointer in case type-based alias sets do not conflict.
21053 (vect_analyze_data_refs): Remove SMT related code.
21054 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
21055 (vectorizable_load): Likewise.
21056 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
21057 (DR_SYMBOL_TAG, DR_VOPS): Remove.
21058 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
21059 Ignore vops and SMTs.
21060 (dr_analyze_alias): Likewise..
21061 (free_data_ref): Likewise.
21062 (create_data_ref): Likewise.
21063 (analyze_all_data_dependences): Likewise.
21064 (get_references_in_stmt): Adjust.
21065 * tree-flow-inline.h (gimple_aliases_computed_p,
21066 gimple_addressable_vars, gimple_call_clobbered_vars,
21067 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
21068 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
21069 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
21070 gimple_mem_ref_stats): Remove.
21071 (gimple_vop): New function.
21072 (op_iter_next_use): Remove vuses and mayuses cases.
21073 (op_iter_next_def): Remove vdefs case.
21074 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
21075 (clear_and_done_ssa_iter): Do not set removed fields.
21076 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
21077 Assert we are not iterating over vuses or vdefs if not also
21078 iterating over uses or defs.
21079 (op_iter_init_use): Likewise.
21080 (op_iter_init_def): Likewise.
21081 (op_iter_next_vdef): Remove.
21082 (op_iter_next_mustdef): Likewise.
21083 (op_iter_init_vdef): Likewise.
21084 (compare_ssa_operands_equal): Likewise.
21085 (link_use_stmts_after): Handle vuse operand.
21086 (is_call_used): Use is_call_clobbered.
21087 (is_call_clobbered): Global variables are always call clobbered,
21088 query the call-clobbers bitmap.
21089 (mark_call_clobbered): Ignore global variables.
21090 (clear_call_clobbered): Likewise.
21091 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
21092 virtual operands sanity check.
21093 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
21095 (TARGET_MEM_REF): Remove TMR_TAG operand.
21096 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
21097 Remove call-clobber related code.
21098 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
21099 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
21100 partitions or escape reason.
21101 (get_single_def_stmt, get_single_def_stmt_from_phi,
21102 get_single_def_stmt_with_phi): Remove.
21103 (dump_referenced_vars): Tidy.
21104 (get_ref_base_and_extent): Allow bare decls.
21105 (collect_dfa_stats): Adjust.
21106 * graphite.c (rename_variables_in_stmt): Adjust.
21107 (graphite_copy_stmts_from_block): Likewise.
21108 (translate_clast): Likewise.
21109 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
21111 (translate_vuse_through_block): Use the oracle.
21112 (phi_translate_1): Adjust.
21113 (value_dies_in_block_x): Use the oracle. Cache the outcome
21115 (valid_in_sets): Check if the VUSE for
21116 a REFERENCE is available.
21117 (eliminate): Do not remove stmts during elimination,
21118 instead queue and remove them afterwards.
21119 (do_pre): Do not rebuild alias info.
21120 (pass_pre): Run TODO_rebuild_alias before PRE.
21121 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
21122 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
21123 (mark_all_v_defs_stmt): Remove.
21124 (mark_all_v_defs_seq): Adjust.
21125 (sra_replace): Likewise.
21126 (scalarize_use): Likewise.
21127 (scalarize_copy): Likewise.
21128 (scalarize_init): Likewise.
21129 (scalarize_ldst): Likewise.
21130 (todoflags): Remove.
21131 (tree_sra): Do not rebuild alias info.
21132 (tree_sra_early): Adjust.
21133 (pass_sra): Run TODO_update_address_taken before SRA.
21134 * tree-predcom.c (set_alias_info): Remove.
21135 (prepare_initializers_chain): Do not call it.
21136 (mark_virtual_ops_for_renaming): Adjust.
21137 (mark_virtual_ops_for_renaming_list): Remove.
21138 (initialize_root_vars): Adjust.
21139 (initialize_root_vars_lm): Likewise.
21140 (prepare_initializers_chain): Likewise.
21141 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
21142 (may_propagate_copy_into_stmt): Likewise.
21143 (merge_alias_info): Do nothing for now.
21144 (propagate_tree_value_into_stmt): Adjust.
21145 (stmt_may_generate_copy): Likewise.
21146 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
21147 not mark symbols for renaming.
21148 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
21149 with the same statement, make sure to update the new pointed-to one.
21150 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
21151 call statements, do not mark symbols for renaming.
21152 (mark_operand_necessary): Dump something.
21153 (ref_may_be_aliased): New function.
21154 (mark_aliased_reaching_defs_necessary_1): New helper function.
21155 (mark_aliased_reaching_defs_necessary): Likewise.
21156 (mark_all_reaching_defs_necessary_1): Likewise.
21157 (mark_all_reaching_defs_necessary): Likewise.
21158 (propagate_necessity): Do not process virtual PHIs. For
21159 non-aliased loads mark all reaching definitions as necessary.
21160 For aliased loads and stores mark the immediate dominating
21161 aliased clobbers as necessary.
21162 (visited): New global static.
21163 (perform_tree_ssa_dce): Free visited bitmap after propagating
21165 (remove_dead_phis): Perform simple dead virtual PHI removal.
21166 (remove_dead_stmt): Properly unlink virtual operands when
21168 (eliminate_unnecessary_stmts): Schedule PHI removal after
21170 * tree-ssa-ter.c (is_replaceable_p): Adjust.
21171 (process_replaceable): Likewise.
21172 (find_replaceable_in_bb): Likewise.
21173 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
21174 based on the single gimple vop.
21175 (verify_flow_insensitive_alias_info): Remove.
21176 (verify_flow_sensitive_alias_info): Likewise.
21177 (verify_call_clobbering): Likewise.
21178 (verify_memory_partitions): Likewise.
21179 (verify_alias_info): Likewise.
21180 (verify_ssa): Adjust..
21181 (execute_update_addresses_taken): Export. Update SSA
21182 manually. Optimize only when optimizing. Use a local bitmap.
21183 (pass_update_address_taken): Remove TODO_update_ssa, add
21185 (pass_update_address_taken): Just use TODO_update_address_taken.
21186 (init_tree_ssa): Do not initialize addressable_vars.
21187 (verify_ssa): Verify new VUSE / VDEF properties.
21188 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
21189 Do not call verify_alias_info.
21190 (delete_tree_ssa): Clear the VUSE, VDEF operands.
21191 Do not free the loaded and stored syms bitmaps. Reset the escaped
21192 and callused solutions. Do not free addressable_vars.
21193 Remove memory-tag related code.
21194 (warn_uninitialized_var): Aliases are always available.
21195 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
21196 * lambda-code.c (can_put_in_inner_loop): Adjust.
21197 (can_put_after_inner_loop): Likewise.
21198 (perfect_nestify): Likewise.
21199 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
21200 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
21201 (vectorizable_conversion): Do not mark symbols for renaming.
21202 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
21203 (expand_call_inline): Unlink the calls virtual operands before
21205 (tree_function_versioning): Do not call update_ssa if we are not
21206 updating clones. Simplify.
21207 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
21208 (propagate_with_phi): Likewise..
21209 * tree-outof-ssa.c (create_temp): Remove memory tag and call
21210 clobber code. Assert we are not aliased or global.
21211 * tree-flow.h: Include tree-ssa-alias.h
21212 (enum escape_type): Remove.
21213 (struct mem_sym_stats_d): Likewise.
21214 (struct mem_ref_stats_d): Likewise.
21215 (struct gimple_df): Add vop member. Remove global_var,
21216 call_clobbered_vars, call_used_vars, addressable_vars,
21217 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
21218 escaped and callused members.
21219 (struct ptr_info_def): Remove all members, add points-to solution
21221 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
21222 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
21223 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
21224 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
21225 (tree-ssa-alias.o): Likewise.
21226 (toplev.o): Add tree-ssa-alias.h
21227 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
21228 * gimple.c (gimple_set_bb): Fix off-by-one error.
21229 (is_gimple_reg): Do not handle memory tags.
21230 (gimple_copy): Also copy virtual operands.
21231 Delay updating the statement. Do not reset loaded and stored syms.
21232 (gimple_set_stored_syms): Remove.
21233 (gimple_set_loaded_syms): Likewise.
21234 (gimple_call_copy_skip_args): Copy the virtual operands
21235 and mark the new statement modified.
21236 * tree-ssa-structalias.c (may_alias_p): Remove.
21237 (set_uids_in_ptset): Take the alias set to prune with as
21238 parameter. Fold in the alias test of may_alias_p.
21239 (compute_points_to_sets): Compute whether a ptr is dereferenced
21240 in a local sbitmap.
21241 (process_constraint): Deal with &ANYTHING on the lhs, reject all
21242 other ADDRESSOF constraints on the lhs.
21243 (get_constraint_for_component_ref): Assert that we don't get
21244 ADDRESSOF constraints from the base of the reference.
21245 Properly generate UNKNOWN_OFFSET for DEREF if needed.
21246 (struct variable_info): Remove collapsed_to member.
21247 (get_varinfo_fc): Remove.
21248 (new_var_info): Do not set collapsed_to.
21249 (dump_constraint): Do not follow cycles.
21250 (dump_constraint_graph): Likewise.
21251 (build_pred_graph): Likewise.
21252 (build_succ_graph): Likewise.
21253 (rewrite_constraints): Likewise.
21254 (do_simple_structure_copy): Remove.
21255 (do_rhs_deref_structure_copy): Remove.
21256 (do_lhs_deref_structure_copy): Remove.
21257 (collapse_rest_of_var): Remove.
21258 (do_structure_copy): Re-implement.
21259 (pta_stats): New global variable.
21260 (dump_pta_stats): New function.
21261 (struct constraint_expr): Make offset signed.
21262 (UNKNOWN_OFFSET): Define special value.
21263 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
21264 (solution_set_expand): New helper function split out from ...
21265 (do_sd_constraint): ... here.
21266 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
21267 (do_ds_constraint): Likewise.
21268 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
21269 and CALLUSED = *CALLUSED.
21270 (set_union_with_increment): Make inc argument signed.
21271 (type_safe): Remove.
21272 (get_constraint_for_ptr_offset): Handle unknown and negative
21274 (first_vi_for_offset): Handle offsets before start. Bail
21275 out early for offsets beyond the variable extent.
21276 (first_or_preceding_vi_for_offset): New function.
21277 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
21278 Together with ESCAPED = *ESCAPED this properly computes reachability.
21279 (find_what_var_points_to): New function.
21280 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
21281 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
21282 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
21283 pt_solutions_intersect): New functions.
21284 (compute_call_used_vars): Remove.
21285 (compute_may_aliases): New main entry into PTA computation.
21286 * gimple.h (gimple_p): New typedef.
21287 (struct gimple_statement_base): Remove references_memory_p.
21288 (struct gimple_statement_with_memory_ops_base): Remove
21289 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
21291 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
21292 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
21293 gimple_set_references_memory): Remove.
21294 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
21295 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
21297 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
21298 (verify_expr): Allow RESULT_DECL.
21299 (gimple_duplicate_bb): Do not copy virtual operands.
21300 (gimple_duplicate_sese_region): Adjust.
21301 (gimple_duplicate_sese_tail): Likewise.
21302 (mark_virtual_ops_in_region): Remove.
21303 (move_sese_region_to_fn): Do not call it.
21304 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
21305 and pass_simple_dse.
21306 (execute_function_todo): Handle TODO_update_address_taken,
21307 call execute_update_addresses_taken for TODO_rebuild_alias.
21308 (execute_todo): Adjust.
21309 (execute_one_pass): Init dump files early.
21310 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
21312 (create_general_new_stmt): Clear vops.
21313 * tree-ssa-reassoc.c (get_rank): Adjust.
21314 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
21315 symbols for renaming.
21316 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
21317 (PARAM_AVG_ALIASED_VOPS): Likewise.
21318 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
21319 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
21320 * tree-ssa-operands.c: Simplify for new virtual operand representation.
21321 (operand_build_cmp, copy_virtual_operands,
21322 create_ssa_artificial_load_stmt, add_to_addressable_set,
21323 gimple_add_to_addresses_taken): Remove public functions.
21324 (unlink_stmt_vdef): New function.
21326 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21328 * config.gcc (powerpc-*-linux*): Merge variants.
21330 2009-04-02 Chao-ying Fu <fu@mips.com>
21331 James Grosbach <james.grosbach@microchip.com>
21333 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
21334 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
21336 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
21337 keep_interrupts_masked_p, use_debug_exception_return_p.
21338 (mips_attribute_table): Add interrupt, use_shadow_register_set,
21339 keep_interrupts_masked, use_debug_exception_return.
21340 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
21341 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
21343 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
21344 (mips_print_operand): Process COP0 registers to print $0 .. $31
21345 correctly for GAS to process.
21346 (mips_interrupt_extra_call_saved_reg_p): New function.
21347 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
21349 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
21350 (mips_compute_frame_info): Add supports for interrupt context that
21351 includes doubleword accumulators and COP0 registers.
21352 (mips_for_each_saved_acc): New function.
21353 (mips_for_each_saved_gpr_and_fpr): Change the function name from
21354 mips_for_each_saved_reg.
21355 (mips_save_reg): Save accumulators.
21356 (mips_kernel_reg_p): A new for_each_rtx callback.
21357 (mips_expand_prologue): Support interrupt handlers.
21358 (mips_restore_reg): Restore accumulators.
21359 (mips_expand_epilogue): Support interrupt handlers.
21360 (mips_can_use_return_insn): Return false for interrupt handlers.
21361 (mips_epilogue_uses): New function.
21362 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
21363 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
21364 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
21365 cop0_move): New instructions.
21366 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
21367 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
21369 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
21371 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
21372 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
21373 interrupt handlers, we use K0 as the temporary register.
21374 (EPILOGUE_USES): Change to a function call.
21375 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
21376 handlers, we use K0 as the temporary register.
21378 * doc/extend.texi (Function Attributes): Document interrupt,
21379 use_shadow_register_set, keep_interrupts_masked,
21380 use_debug_exception_return for MIPS attributes.
21382 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21384 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
21385 Remove a number of t-files from tmake_file.
21386 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
21387 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
21388 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
21389 target_prototype, not TARGET_PROTOTYPE.
21390 (LINK_OS_GNU_SPEC): Define.
21391 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
21392 and darwin-ldoubdle.c.
21394 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
21397 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
21398 (cpp_options): Ditto.
21399 (default_compilers): Ditto.
21400 (display_help): Ditto.
21401 (process_command): Ditto.
21402 (do_spec_1): Ditto.
21403 (set_input): Use lbasename instead of duplicate code.
21404 (save_temps_prefix): New static for -save-temps=obj.
21405 (save_temps_length): Ditto.
21407 * doc/invoke.texi (-save-temps=obj): Document new variant to
21408 -save-temps switch.
21410 2009-04-02 Jeff Law <law@redhat.com>
21412 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
21415 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21417 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
21418 * configure: Regenerated.
21420 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21422 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
21423 share the argument list.
21425 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21429 2009-02-12 Diego Novillo <dnovillo@google.com>
21431 * varpool.c (debug_varpool): New.
21432 * cgraph.h (debug_varpool): Declare.
21434 2009-04-02 Jan Hubicka <jh@suse.cz>
21436 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
21439 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21441 * config/i386/i386.c (ix86_abi): Move initialization to ...
21442 (override_options): Here.
21444 2009-04-02 Christian Bruel <christian.bruel@st.com>
21446 * config/sh/sh.c (sh_dwarf_register_span): New function.
21447 (TARGET_DWARF_REGISTER_SPAN): Define.
21448 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
21450 2009-04-02 Ira Rosen <irar@il.ibm.com>
21452 PR tree-optimization/39595
21453 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
21454 interleaved loads group is not greater than the SLP group size.
21456 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21458 * builtins.c (is_builtin_name): New.
21459 (called_as_built_in): Use is_builtin_name.
21460 * tree.h (is_builtin_name): New.
21461 * varasm.c (incorporeal_function_p): Use is_builtin_name
21463 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
21465 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
21467 2009-04-02 Dodji Seketeli <dodji@redhat.com>
21470 * c-decl.c (clone_underlying_type): Move this ...
21471 * c-common.c (set_underlying_type): ... here.
21472 Also, make sure the function properly sets TYPE_STUB_DECL() on
21473 the newly created typedef variant type.
21474 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
21475 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
21478 2009-04-02 Richard Guenther <rguenther@suse.de>
21480 PR tree-optimization/37221
21481 * tree-flow.h (degenerate_phi_result): Declare.
21482 * tree-ssa-dom.c (degenerate_phi_result): Export.
21483 * tree-scalar-evolution.c (analyze_initial_condition): If
21484 the initial condition is defined by a degenerate PHI node
21485 use the degenerate value.
21487 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
21489 PR rtl-optimization/39588
21490 * combine.c (merge_outer_ops): Do not set the constant when this
21492 (simplify_shift_const_1): Do not modify it either in this case.
21494 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
21496 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
21497 tuning is deprecated if -mtune value is set to an Itanium1 variant.
21499 2009-04-01 Janis Johnson <janis187@us.ibm.com>
21502 * c-lex.c (interpret_float): Default (no suffix) is double.
21504 2009-04-1 Xinliang David Li <davidxl@google.com>
21506 * config/i386/i386.c (legitimate_constant_p): Recognize
21507 all one vector constant.
21509 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21511 * config/vax/vax.c: Add #includes to silence warnings.
21512 Change #include order to silence two warnings.
21514 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21516 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
21517 (ASM_SPEC): Pass -k to the assembler for PIC code.
21519 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21521 * config.gcc: Add vax-*-linux* to the switch.
21522 * config/vax/linux.h: New file. (TARGET_VERSION,
21523 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
21525 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21527 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
21528 Use predicate macros instead of GET_CODE() == foo.
21529 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
21530 ashlsi3, rotrsi3, <unnamed>): Likewise.
21532 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21534 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
21535 jbbccihi, jbbccisi): Remova trailing whitespace.
21536 * config/vax/constraints.md: Likewise.
21537 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
21538 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
21539 * config/vax/predicates.md: Likewise.
21540 * config/vax/vax.c (print_operand_address, vax_output_int_move,
21541 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
21542 * config/vax/vax.h: Likewise.
21543 * config/vax/vax.md (nonlocal_goto): Likewise.
21545 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21547 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
21548 (indirectable_address_p, adjacent_operands_p): Add spaces around
21550 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
21552 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21554 * config/vax/vax.c (legitimate_constant_address_p,
21555 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
21556 index_term_p, reg_plus_index_p, legitimate_address_p,
21557 vax_mode_dependent_address_p): Update comments to match functions
21558 modified by the recent int->bool conversion.
21560 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21562 * config/vax/builtins.md: Update copyright message.
21563 * config/vax/constraints.md: Likewise.
21564 * config/vax/netbsd-elf.h: Likewise.
21565 * config/vax/predicates.md: Likewise.
21566 * config/vax/vax-protos.h: Likewise.
21567 * config/vax/vax.c: Likewise.
21568 * config/vax/vax.h: Likewise.
21569 * config/vax/vax.md: Likewise.
21570 * config/vax/vax.opt: Likewise.
21572 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21574 * config/vax/builtins.md (ffssi2, ffssi2_internal,
21575 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
21576 * config/vax/constraints.md (B, R): Likewise.
21577 * config/vax/predicates.md (external_memory_operand,
21578 nonimmediate_addsub_di_operand): Likewise.
21579 * config/vax/vax.c (vax_output_int_add): Likewise.
21580 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
21581 untyped_call): Likewise.
21583 2009-04-01 Matt Thomas <matt@3am-software.com>
21585 * config/vax/predicates.md: New file.
21586 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
21587 external_const_operand, nonsymbolic_operand, external_memory_operand,
21588 indirect_memory_operand, indexed_memory_operand,
21589 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
21590 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
21592 * config/vax/constraints.md: New file.
21593 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
21595 * config/vax/builtins.md: New file.
21596 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
21597 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
21599 * config/vax/vax.opt (mqmath): Add option.
21600 * config/vax/vax.md (isfx): Extend with DI.
21601 (VAXintQH, VAXintQHSD): Define.
21602 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
21603 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
21604 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
21605 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
21606 (movdi): Update constraints and use vax_output_int_move().
21607 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
21608 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
21609 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
21610 nonlocal_goto): New.
21611 (mov<mode>): Extend accepted operand types.
21612 (subdi3_old): Rename from subdi3, change update constraints and use
21613 a new implementation.
21614 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
21615 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
21616 MOVE_RATIO, CLEAR_RATIO): Define.
21617 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
21618 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
21619 (PRINT_OPERAND): Redefine using a function instead of inlined code.
21620 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
21621 (split_quadword_operands): Make static and really allow variable
21623 (print_operand_address): Update for PIC generation.
21624 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
21625 indexable_address_p, fixup_mathdi_operand,
21626 vax_expand_addsub_di_operands, adjacent_operands_p): New.
21627 (vax_float_literal, legitimate_constant_p,
21628 indirectable_constant_address_p, index_term_p,
21629 reg_plus_index_p): Return bool instead of int.
21630 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
21632 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
21634 (vax_output_conditional_branch): Indent.
21635 (legitimate_constant_address_p, indirectable_constant_address_p,
21636 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
21637 vax_mode_dependent_address_p): Return bool instead of int, update for
21639 * config/vax/vax-protos.h (legitimate_constant_address_p,
21640 legitimate_constant_p, legitimate_address_p,
21641 vax_mode_dependent_address_p): Change declaration to bool.
21642 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
21643 vax_expand_addsub_di_operands, vax_output_int_subtract,
21644 vax_output_movmemsi): Declare.
21645 (split_quadword_operands, vax_float_literal): Delete declaration.
21646 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
21647 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
21648 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
21649 ASM_OUTPUT_DWARF_PCREL): Define.
21650 (ASM_SPEC): Change definition to allow PIC generation.
21652 2009-04-01 Steve Ellcey <sje@cup.hp.com>
21654 * doc/sourcebuild.texi: Update front-end requirements.
21656 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21659 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
21660 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
21661 (booldi3_internal3): Use boolean_or_operator instead of
21664 2009-04-01 Joseph Myers <joseph@codesourcery.com>
21667 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
21668 declarator whose size is not an integer constant expression but
21669 folds to an integer constant, then treat it as a constant
21672 2009-04-01 Richard Guenther <rguenther@suse.de>
21674 * fold-const.c (fold_plusminus_mult_expr): Do not fold
21675 i * 4 + 2 to (i * 2 + 1) * 2.
21677 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21680 * c-parser.c (c_parser_asm_statement): Skip until close paren and
21681 return if c_parser_asm_string_literal returned NULL.
21683 2009-04-01 Nick Clifton <nickc@redhat.com>
21685 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
21687 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
21688 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
21689 other typedefs to avoid conflicts with libgcc2.c. Define labels
21690 to gain 16-bit bit-manipulation functions from libgcc2.c and then
21692 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
21693 to gain 16-bit trapping arithmetic functions from libgcc2.c and
21696 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
21698 * varasm.c (default_function_rodata_section): Declare DOT as
21701 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
21702 Andrey Galkin <agalkin@hypercom.com>
21705 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
21706 Make object_name unique for each process.
21708 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21711 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
21712 addressable variables in the parallel that could go out of scope while
21713 running queued tasks.
21715 2009-04-01 Anatoly Sokolov <aesok@post.ru>
21717 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
21718 (CASE_VALUES_THRESHOLD): Redefine.
21719 * config/avr/avr.c (avr_override_options): Remove initialization of
21720 avr_case_values_threshold variable.
21721 (avr_case_values_threshold): Remove variable. Add new function.
21722 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
21723 * config/avr/avr.opt (mno-tablejump): Remove option.
21724 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
21726 2009-04-01 DJ Delorie <dj@redhat.com>
21728 * varasm.c (default_function_rodata_section): Don't assume
21729 anything about where the first '.' in the section name is.
21731 2009-04-01 Alan Modra <amodra@bigpond.net.au>
21733 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
21734 rs6000_emit_stack_tie.
21736 2009-03-31 Ian Lance Taylor <iant@google.com>
21738 * tree-eh.c (tree_remove_unreachable_handlers): Compare
21739 gimple_code with GIMPLE_RESX, not RESX.
21741 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21743 * c-common.c (c_get_ident): New.
21744 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
21746 2009-04-01 Ben Elliston <bje@au.ibm.com>
21748 * config/rs6000/sysv4.opt (msdata): Improve option description.
21750 2009-03-31 Steve Ellcey <sje@cup.hp.com>
21752 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
21753 (divdf3_internal_lat): Remove.
21754 (divxf3_internal_lat): Remove.
21755 (divxf3_internal_thr): Remove.
21756 (divxf): Use divxf3_internal.
21757 * config/ia64/div.md (divsf3_internal_lat): New.
21758 (divdf3_internal_lat): New.
21759 (divxf3_internal): New.
21761 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21764 * Makefile.in (USE_GCC_STDINT): Define.
21765 (stmp-int-hdrs): Install stdint.h if applicable.
21766 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
21768 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
21769 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
21770 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21771 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21772 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21773 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21774 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21775 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21776 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21777 (c_common_nodes_and_builtins): Initialize
21778 underlying_wchar_type_node. Do not initialize
21779 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
21780 nodes for new types.
21781 (c_stddef_cpp_builtins): Define macros for new types.
21782 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
21784 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
21785 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
21786 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
21787 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
21788 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
21789 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
21790 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
21791 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
21792 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
21793 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
21794 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
21795 int16_type_node, int32_type_node, int64_type_node,
21796 uint8_type_node, uint16_type_node, c_uint32_type_node,
21797 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
21798 int_least32_type_node, int_least64_type_node,
21799 uint_least8_type_node, uint_least16_type_node,
21800 uint_least32_type_node, uint_least64_type_node,
21801 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
21802 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
21803 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
21804 uintptr_type_node): Define.
21805 * c-cppbuiltin.c (builtin_define_constants,
21806 builtin_define_type_minmax): New.
21807 (builtin_define_stdint_macros): Define more macros.
21808 (c_cpp_builtins): Define more limit macros.
21809 (type_suffix): New.
21810 (builtin_define_type_max): Define in terms of
21811 builtin_define_type_minmax. Remove is_long parameter. All
21813 * config.gcc (use_gcc_stdint): Define.
21814 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
21815 Add newlib-stdint.h for generic targets.
21816 * config/glibc-stdint.h, config/newlib-stdint.h,
21817 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
21818 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
21819 * config/score/score.h (UINTPTR_TYPE): Define.
21820 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21821 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21822 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21823 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21824 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21825 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21826 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21827 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21828 * config/spu/spu.h (STDINT_LONG32): Define.
21829 * configure.ac (use_gcc_stdint): Substitute.
21830 * configure: Regenerate.
21831 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
21832 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
21833 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
21834 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
21835 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
21836 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
21837 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
21838 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
21839 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
21840 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
21841 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
21842 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
21843 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
21844 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
21845 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
21846 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
21847 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
21848 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
21849 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
21850 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
21851 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
21852 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
21853 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21854 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21855 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21856 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21857 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21858 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21859 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
21861 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21863 * loop-iv.c (suitable_set_for_replacement): Renamed from
21864 simplify_using_assignment; changed to return bool and to accept new
21865 args DEST and SRC. Return true iff we find a source/destination pair
21866 that can be used to make a replacement, and fill SRC and DEST if so.
21867 Remove arg ALTERED. Don't deal with altered regs here. All callers
21869 (simplify_using_initial_values): Deal with altered regs here and track
21870 more precisely the effect they have on the validity of our expression.
21872 * loop-iv.c (simplify_using_condition): A condition of the form
21873 (EQ REG CONST) can be used to simply make a substitution.
21874 (simplify_using_initial_values): Keep track of conditions we have seen
21875 and keep using them to simplify new expressions, while applying the
21876 same substitutions to them as to the expression.
21878 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21879 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21882 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21883 changed. Use this when trying to improve the upper bound.
21884 Generate the comparison by using simplify_gen_relational.
21886 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21888 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21890 (simplify_using_assignment, simplify_using_initial_values): Call
21891 replace_in_expr to make replacements. Call replace_single_def_regs
21892 once on the initial version of the expression.
21894 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21897 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21899 2009-03-31 Richard Guenther <rguenther@suse.de>
21901 PR middle-end/31029
21902 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21903 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21905 2009-03-31 Richard Guenther <rguenther@suse.de>
21907 * tree.h (div_if_zero_remainder): Declare.
21908 * fold-const.c (div_if_zero_remainder): Export.
21909 * tree-ssa-forwprop.c
21910 (forward_propagate_addr_into_variable_array_index): Handle
21911 constant array index addition outside of the variable index.
21913 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21916 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21917 define_splits, floatunssi<mode>2): Require x87 conversions from
21918 DImode to be permitted.
21920 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21922 PR preprocessor/15638
21923 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21925 2009-03-31 Richard Guenther <rguenther@suse.de>
21927 PR middle-end/23401
21928 PR middle-end/27810
21929 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21930 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21931 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21932 a separate statement.
21933 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21934 (lookup_tmp_var): Likewise.
21935 (is_gimple_formal_tmp_or_call_rhs): Remove.
21936 (is_gimple_reg_or_call_rhs): Rename to ...
21937 (is_gimple_reg_rhs_or_call): ... this.
21938 (is_gimple_mem_or_call_rhs): Rename to ...
21939 (is_gimple_mem_rhs_or_call): ... this.
21940 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21941 DECL_GIMPLE_REG_P only if is_formal is true.
21942 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21943 for non-proper post-modify expression gimplification.
21944 (gimplify_self_mod_expr): For post-modify expressions gimplify
21945 the lvalue to a minimal lvalue.
21946 (rhs_predicate_for): Remove formal temp case.
21947 (gimplify_modify_expr_rhs): Likewise.
21948 (gimplify_addr_expr): Use is_gimple_reg.
21949 (gimplify_expr): Remove formal temp cases.
21950 (gimple_regimplify_operands): Likewise.
21951 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
21952 and FILTER_EXPR like constants.
21953 * gimple.c (walk_gimple_op): Fix val_only initialization, use
21955 (is_gimple_formal_tmp_rhs): Remove.
21956 (is_gimple_reg_rhs): Remove special casing.
21957 (is_gimple_mem_rhs): Fix.
21958 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
21959 (is_gimple_formal_tmp_var): Remove.
21960 (is_gimple_formal_tmp_reg): Likewise.
21961 (is_gimple_min_lval): Allow invariant component ref parts.
21962 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
21963 is_gimple_formal_tmp_reg): Remove declarations.
21964 * tree-cfg.c (verify_expr): Verify that variables with address
21965 taken do not have DECL_GIMPLE_REG_P set.
21966 * tree-mudflap.c (mf_build_check_statement_for): Use
21967 force_gimple_operand instead of gimplify_expr.
21969 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
21971 * modulo-sched.c (sms_schedule_by_order): Pass the actual
21972 schedulable rows to compute_split_row.
21974 2009-03-31 Ben Elliston <bje@au.ibm.com>
21977 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
21980 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21982 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
21983 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
21984 * configure: Regenerate.
21985 * config.in: Regenerate.
21986 * config/rs6000/rs6000.opt (mtls-markers): Add.
21987 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
21988 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
21989 (tls_ld_aix, tls_ld_sysv): Likewise.
21990 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
21991 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
21993 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21995 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
21997 2009-03-30 Jan Hubicka <jh@suse.cz>
21999 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
22001 (tree_remove_unreachable_handlers): Cleanup EH predecestor
22002 detection and label handling.
22004 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22006 * ira-int.h (ira_allocno): Rename left_conflicts_num to
22007 left_conflicts_size.
22008 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
22009 ALLOCNO_LEFT_CONFLICTS_SIZE.
22011 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
22012 remove_allocno_from_bucket_and_push,
22013 allocno_spill_priority_compare, push_allocnos_to_stack,
22014 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22015 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
22016 (setup_allocno_left_conflicts_num): Ditto. Rename to
22017 setup_allocno_left_conflicts_size.
22018 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
22019 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
22020 setup_allocno_left_conflicts_size instead of
22021 setup_allocno_left_conflicts_num.
22023 * ira-build.c (ira_create_allocno): Use
22024 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
22025 ALLOCNO_LEFT_CONFLICTS_NUM.
22027 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
22029 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
22030 instead of DF_LR_OUT.
22032 * ira-lives.c (process_bb_node_lives): Ditto.
22034 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
22035 instead of DF_LR_{OUT,IN}.
22037 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
22039 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
22041 2009-03-30 Jan Hubicka <jh@suse.cz>
22043 * except.c (label_to_region_map): Fix thinko.
22045 2009-03-30 Steve Ellcey <sje@cup.hp.com>
22047 PR middle-end/38237
22048 * tree.h (tree_find_value): New declaration.
22049 * tree.c (tree_find_value): New function.
22050 * varasm.c (assemble_external): Avoid duplicate entries on lists.
22052 2009-03-30 Jakub Jelinek <jakub@redhat.com>
22055 * c-decl.c (struct c_binding): Add locus field.
22056 (bind): Add locus argument, set locus field from it.
22057 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
22058 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
22059 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
22060 implicitly_declare, undeclared_variable, lookup_label,
22061 declare_label, c_make_fname_decl, c_builtin_function,
22062 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
22065 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
22068 * config/i386/i386.c (classify_argument): Check total size of
22071 2009-03-30 Martin Jambor <mjambor@suse.cz>
22073 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
22074 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
22075 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
22078 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
22079 seen_variable_array_ref while also traversing a union.
22081 * tree-inline.c (optimize_inline_calls): Do not call
22082 cgraph_node_remove_callees.
22083 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
22084 (pass_remove_cgraph_callee_edges): New variable.
22085 * passes.c (init_optimization_passes): Add
22086 pass_remove_cgraph_callee_edges after early inlining and before all
22087 late intraprocedural passes.
22089 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
22091 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22093 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
22094 Fix typos in names.
22096 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22098 * combine.c (simplify_comparison): Use have_insn_for.
22099 * dojump.c (do_jump): Likewise.
22101 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22103 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
22104 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
22105 sparc_compare_op0 like sparc_compare_emitted used to be handled.
22106 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
22107 instead of sparc_compare_emitted.
22108 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
22109 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
22110 instead of sparc_compare_emitted.
22112 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22114 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
22115 enter/exit cfglayout mode.
22116 (pass_partition_block): Require it.
22117 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
22118 (combine_instructions): Track basic blocks instead of labels.
22119 (update_cfg_for_uncondjump): New.
22120 (try_combine): Use it. Update jumps after rescanning.
22121 (pass_combine): Require PROP_cfglayout.
22122 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
22124 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22126 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
22127 Provide/destroy PROP_cfglayout respectively.
22128 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
22129 * tree-pass.h (PROP_cfglayout): New.
22131 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22133 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
22134 fold_convert_const_fixed_from_fixed,
22135 fold_convert_const_fixed_from_int,
22136 fold_convert_const_fixed_from_real, fold_negate_const): Do not
22137 set TREE_CONSTANT_OVERFLOW.
22138 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
22139 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
22141 2009-03-30 Ira Rosen <irar@il.ibm.com>
22143 * tree-vect-loop-manip.c: New file.
22144 * tree-vectorizer.c: Update documentation and included files.
22145 (vect_loop_location): Make extern.
22146 (rename_use_op): Move to tree-vect-loop-manip.c
22147 (rename_variables_in_bb, rename_variables_in_loop,
22148 slpeel_update_phis_for_duplicate_loop,
22149 slpeel_update_phi_nodes_for_guard1,
22150 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
22151 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
22152 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
22153 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
22154 find_loop_location): Likewise.
22155 (new_stmt_vec_info): Move to tree-vect-stmts.c.
22156 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
22157 get_vectype_for_scalar_type, vect_is_simple_use,
22158 supportable_widening_operation, supportable_narrowing_operation):
22160 (bb_in_loop_p): Move to tree-vect-loop.c.
22161 (new_loop_vec_info, destroy_loop_vec_info,
22162 reduction_code_for_scalar_code, report_vect_op,
22163 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
22164 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
22165 (vect_supportable_dr_alignment): Likewise.
22166 * tree-vectorizer.h (tree-data-ref.h): Include.
22167 (vect_loop_location): Declare.
22168 Reorganize function declarations according to the new file structure.
22169 * tree-vect-loop.c: New file.
22170 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
22171 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
22172 * tree-vect-data-refs.c: New file.
22173 * tree-vect-patterns.c (timevar.h): Don't include.
22174 * tree-vect-stmts.c: New file.
22175 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
22176 tree-vect-slp.c, tree-vect-loop.c.
22177 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
22178 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
22179 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
22180 (tree-vect-analyze.o): Remove.
22181 (tree-vect-transform.o): Likewise.
22182 (tree-vect-data-refs.o): Add rule.
22183 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
22184 tree-vect-slp.o): Likewise.
22185 (tree-vect-patterns.o): Remove redundant dependencies.
22186 (tree-vectorizer.o): Likewise.
22187 * tree-vect-slp.c: New file.
22189 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22191 * optc-gen.awk: Warn if an option flag has multiple different
22194 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
22196 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
22197 -floop-block): Document dependences on PPL, CLooG and Graphite.
22199 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22201 PR rtl-optimization/323
22202 * c-common.c (c_fully_fold, convert_and_check,
22203 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
22204 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
22205 * c-common.def (EXCESS_PRECISION_EXPR): New.
22206 * c-cppbuiltin.c (builtin_define_float_constants): Define
22207 constants with enough digits for long double.
22208 * c-lex.c (interpret_float): Interpret constant with excess
22209 precision where appropriate.
22210 * c-opts.c (c_common_post_options): Set
22211 flag_excess_precision_cmdline. Give an error for
22212 -fexcess-precision=standard for C++ for processors where the
22213 option is significant.
22214 * c-parser.c (c_parser_conditional_expression): Handle excess
22215 precision in condition.
22216 * c-typeck.c (convert_arguments): Handle arguments with excess
22218 (build_unary_op): Move excess precision outside operation.
22219 (build_conditional_expr): Likewise.
22220 (build_compound_expr): Likewise.
22221 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
22222 (build_modify_expr): Handle excess precision in RHS.
22223 (convert_for_assignment): Handle excess precision in converted
22225 (digest_init, output_init_element, process_init_element): Handle
22226 excess precision in initializer.
22227 (c_finish_return): Handle excess precision in return value.
22228 (build_binary_op): Handle excess precision in operands and add
22229 excess precision as needed for operation.
22230 * common.opt (-fexcess-precision=): New option.
22231 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
22232 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
22233 For standard excess precision, output explicit conversion to and
22234 truncation from XFmode.
22235 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
22236 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
22237 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
22238 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
22239 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
22240 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
22241 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
22242 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
22243 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
22244 define_splits, sqrt<mode>2): Disable where appropriate for
22245 standard excess precision.
22246 * convert.c (convert_to_real): Do not shorten arithmetic to type
22247 for which excess precision would be used.
22248 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
22249 * doc/invoke.texi (-fexcess-precision=): Document option.
22250 (-mfpmath=): Correct index entry.
22251 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
22252 flag_excess_precision): New.
22253 * langhooks.c (lhd_post_options): Set
22254 flag_excess_precision_cmdline.
22255 * opts.c (common_handle_option): Handle -fexcess-precision=.
22256 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
22257 init_excess_precision): New.
22258 (lang_dependent_init_target): Call init_excess_precision.
22259 * tree.c (excess_precision_type): New.
22260 * tree.h (excess_precision_type): Declare.
22262 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22265 * c-typeck.c (build_component_ref): Do not copy qualifiers from
22266 non-lvalue to component.
22268 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22270 PR preprocessor/34695
22271 * Makefile.in (c-opts.o): Depend on c-tree.h.
22272 * c-common.c: Move down include of diagnostic.h.
22273 (done_lexing, c_cpp_error): New.
22274 * c-common.h (done_lexing): Declare.
22275 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
22277 * c-opts.c: Include c-tree.h.
22278 (c_common_init_options): Set preprocessor error callback.
22279 (c_common_handle_option): Do not set preprocessor
22280 inhibit_warnings, warnings_are_errors, warn_system_headers,
22281 pedantic_errors or inhibit_warnings flags.
22282 (c_common_post_options): Do not check cpp_errors (parse_in).
22283 (c_common_finish): Do not output dependencies if there were
22284 errors. Do not check return value of cpp_finish.
22285 * c-ppoutput.c (pp_file_change): Set input_location.
22286 * c-tree.h (c_cpp_error): Declare.
22287 * diagnostic.c (diagnostic_set_info_translated): Also initialize
22289 (diagnostic_build_prefix): Check override_column.
22290 * diagnostic.h (diagnostic_info): Add override_column field.
22291 (diagnostic_override_column): Define.
22293 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
22295 * c-common.c (c_expand_expr, c_staticp): Remove.
22296 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
22297 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
22298 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
22299 * c-gimplify.c (gimplify_compound_literal_expr,
22300 optimize_compound_literals_in_ctor): Remove.
22301 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
22302 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
22303 * c-semantics.c (emit_local_var): Remove.
22305 * langhooks-def.h (lhd_expand_expr): Remove.
22306 * langhooks.c (lhd_expand_expr): Remove.
22307 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
22309 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
22310 handling from c-semantics.c; don't call into langhook.
22311 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
22312 * gimplify.c (gimplify_compound_literal_expr,
22313 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
22314 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
22315 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
22316 as was done in c-gimplify.c.
22317 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
22318 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
22319 Move from c-common.h.
22320 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
22322 * tree.c (staticp): Do not call langhook.
22323 * langhooks.c (lhd_staticp): Delete.
22324 * langhooks-def.h (lhd_staticp): Delete prototype.
22325 (LANG_HOOKS_STATICP): Delete.
22326 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
22328 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
22329 instead of DECL_STMTs.
22331 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22339 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
22341 (fold_call_expr): Return a NOP_EXPR from folding rather than the
22342 contained expression.
22343 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
22344 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
22345 conditional expressions for C.
22346 (decl_constant_value_for_optimization): Move from
22347 decl_constant_value_for_broken_optimization in c-typeck.c. Check
22348 whether optimizing and that the expression is a VAR_DECL not of
22349 array type instead of doing such checks in the caller. Do not
22350 check pedantic. Call gcc_unreachable for C++.
22351 * c-common.def (C_MAYBE_CONST_EXPR): New.
22352 * c-common.h (c_fully_fold, c_save_expr,
22353 decl_constant_value_for_optimization): New prototypes.
22354 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22355 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22356 EXPR_INT_CONST_OPERANDS): Define.
22357 * c-convert.c (convert): Strip nops from expression.
22358 * c-decl.c (groktypename): Take extra parameters expr and
22359 expr_const_operands. Update call to grokdeclarator.
22360 (start_decl): Update call to grokdeclarator. Add statement for
22361 expressions used in type of decl.
22362 (grokparm): Update call to grokdeclarator.
22363 (push_parm_decl): Update call to grokdeclarator.
22364 (build_compound_literal): Add parameter non_const and build a
22365 C_MAYBE_COSNT_EXPR if applicable.
22366 (grokdeclarator): Take extra parameters expr and
22367 expr_const_operands. Track expressions used in declaration
22368 specifiers and declarators. Fold array sizes and track whether
22369 they are constant expressions and whether they are integer
22370 constant expressions.
22371 (parser_xref_tag): Set expr and expr_const_operands fields in
22373 (grokfield): Update call to grokdeclarator.
22374 (start_function): Update call to grokdeclarator.
22375 (build_null_declspecs): Set expr and expr_const_operands fields in
22377 (declspecs_add_type): Handle expressions in typeof specifiers.
22378 * c-parser.c (c_parser_declspecs): Set expr and
22379 expr_const_operands fields for declaration specifiers.
22380 (c_parser_enum_specifier): Likewise.
22381 (c_parser_struct_or_union_specifier): Likewise.
22382 (c_parser_typeof_specifier): Likewise. Update call to
22383 groktypename. Fold expression as needed. Return expressions with
22384 type instead of adding statements.
22385 (c_parser_attributes): Update calls to c_parser_expr_list.
22386 (c_parser_statement_after_labels): Fold expression before passing
22387 to objc_build_throw_stmt.
22388 (c_parser_condition): Fold expression.
22389 (c_parser_asm_operands): Fold expression.
22390 (c_parser_conditional_expression): Use c_save_expr. Update call
22391 to build_conditional_expr.
22392 (c_parser_alignof_expression): Update call to groktypename.
22393 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
22394 original_code. Fold expression argument of va_arg. Create
22395 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
22396 argument to va_arg. Update calls to groktypename. Fold array
22397 index for offsetof. Verify that first argument to
22398 __builtin_choose_expr has integer type.
22399 (c_parser_postfix_expression_after_paren_type): Update calls to
22400 groktypename and build_compound_literal. Handle expressions with
22401 side effects in type name.
22402 (c_parser_postfix_expression_after_primary): Update call to
22403 c_parser_expr_list. Set original_code for calls to
22404 __builtin_constant_p.
22405 (c_parser_expr_list): Take extra parameter fold_p. Fold
22406 expressions if requested.
22407 (c_parser_objc_type_name): Update call to groktypename.
22408 (c_parser_objc_synchronized_statement): Fold expression.
22409 (c_parser_objc_receiver): Fold expression.
22410 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
22411 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
22412 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
22413 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
22414 (struct c_typespec): Add elements expr and expr_const_operands.
22415 (struct c_declspecs): Add elements expr and expr_const_operands.
22416 (groktypename, build_conditional_expr, build_compound_literal):
22418 (in_late_binary_op): Declare.
22419 * c-typeck.c (note_integer_operands): New function.
22420 (in_late_binary_op): New variable.
22421 (decl_constant_value_for_broken_optimization): Move to c-common.c
22422 and rename to decl_constant_value_for_optimization.
22423 (default_function_array_conversion): Do not strip nops.
22424 (default_conversion): Do not call
22425 decl_constant_value_for_broken_optimization.
22426 (build_array_ref): Do not fold result.
22427 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
22428 result when operand is a VLA.
22429 (c_expr_sizeof_type): Update call to groktypename. Handle
22430 expressions included in type name. Use C_MAYBE_CONST_EXPR for
22431 result when operand names a VLA type.
22432 (build_function_call): Update call to build_compound_literal.
22433 Only fold result for calls to __builtin_* functions. Strip
22434 NOP_EXPR from INTEGER_CST returned from such functions. Fold
22435 the function designator.
22436 (convert_arguments): Fold arguments. Update call to
22437 convert_for_assignment.
22438 (build_unary_op): Handle increment and decrement of
22439 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
22440 decrement earlier. Fold operand of increment and decrement.
22441 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
22442 built for integer operand. Wrap returns that are INTEGER_CSTs
22443 without being integer constant expressions or that have integer
22444 constant operands without being INTEGER_CSTs.
22445 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
22446 (build_conditional_expr): Add operand ifexp_bcp. Track whether
22447 result is an integer constant expression or can be used in
22448 unevaluated parts of one and avoid folding and wrap as
22449 appropriate. Fold operands before possibly doing -Wsign-compare
22451 (build_compound_expr): Wrap result for C99 if operands can be used
22452 in integer constant expressions.
22453 (build_c_cast): Update call to digest_init. Do not ignore
22454 overflow from casting floating-point constants to integers. Wrap
22455 results that could be confused with integer constant expressions,
22456 null pointer constants or floating-point constants.
22457 (c_cast_expr): Update call to groktypename. Handle expressions
22458 included in type name.
22459 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
22460 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
22461 Update calls to convert_for_assignment.
22462 (convert_for_assignment): Take new parameter
22463 null_pointer_constant. Do not strip nops or call
22464 decl_constant_value_for_broken_optimization. Set
22465 in_late_binary_op for conversions to boolean.
22466 (store_init_value): Update call to digest_init.
22467 (digest_init): Take new parameter null_pointer_constant. Do not
22468 call decl_constant_value_for_broken_optimization. pedwarn for
22469 initializers not constant expressions. Update calls to
22470 convert_for_assignment.
22471 (constructor_nonconst): New.
22472 (struct constructor_stack): Add nonconst element.
22473 (really_start_incremental_init, push_init_level, pop_init_level):
22474 Handle constructor_nonconst and nonconst element.
22475 (set_init_index): Call constant_expression_warning for array
22477 (output_init_element): Fold value. Set constructor_nonconst as
22478 applicable. pedwarn for initializers not constant expressions.
22479 Update call to digest_init. Call constant_expression_warning
22480 where constant initializers are required.
22481 (process_init_element): Use c_save_expr.
22482 (c_finish_goto_ptr): Fold expression.
22483 (c_finish_return): Fold return value. Update call to
22484 convert_for_assignment.
22485 (c_start_case): Fold switch expression.
22486 (c_process_expr_stmt): Fold expression.
22487 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
22488 ensure statement expression is not evaluated in constant expression.
22489 (build_binary_op): Track whether results are integer constant
22490 expressions or may occur in such, disable folding and wrap results
22491 as applicable. Fold operands for -Wsign-compare warnings unless
22493 (c_objc_common_truthvalue_conversion): Handle results folded to
22494 integer constants that are not integer constant expressions.
22495 * doc/extend.texi: Document when typeof operands are evaluated,
22496 that condition of __builtin_choose_expr is an integer constant
22497 expression, and more about use of __builtin_constant_p in
22500 2009-03-29 Richard Guenther <rguenther@suse.de>
22502 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
22503 propagate addresses of array references.
22505 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
22507 * regmove.c (perhaps_ends_bb_p): Remove.
22508 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
22509 from INSN and check that the main loop stays within that basic block.
22510 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
22511 (regmove_forward_pass): Split out from regmove_optimize. Use
22512 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
22513 (regmove_backward_pass): Split out from regmove_optimize. Use
22514 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
22515 (regmove_optimize): Simplify.
22517 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22520 * config/i386/i386.c (classify_argument): Ignore flexible array
22521 member in struct and warn ABI change.
22523 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22525 * config/i386/i386-protos.h (ix86_agi_dependent): New.
22527 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
22528 (ix86_adjust_cost): Updated.
22530 2009-03-29 Jan Hubicka <jh@suse.cz>
22532 PR middle-end/28850
22533 * tree-pass.h (pass_cleanup_eh): New function.
22534 (remove_unreachable_regions): Break code handling RTL
22535 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
22536 that can not be reached by runtime.
22537 (can_be_reached_by_runtime): New function.
22538 (label_to_region_map): New function.
22539 (num_eh_regions): New function.
22540 (rtl_remove_unreachable_regions): New function.
22541 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
22542 (remove_eh_region): New function.
22543 * except.h: Include sbitmap and vecprim.
22544 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
22545 num_eh_regions): Declare.
22546 * passes.c (init_optimization_passes): Schedule cleanup_eh.
22547 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
22548 * tree-eh.c (tree_remove_unreachable_handlers): New function.
22549 (tree_empty_eh_handler_p): New function.
22550 (cleanup_empty_eh): New function.
22551 (cleanup_eh): New function.
22552 (pass_cleanup_eh): New function.
22554 2009-03-29 Jan Hubicka <jh@suse.cz>
22556 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
22557 for removed regions.
22559 2009-03-29 Jan Hubicka <jh@suse.cz>
22561 * except.c (dump_eh_tree): Dump all datastructures.
22563 2009-03-29 Jan Hubicka <jh@suse.cz>
22565 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
22566 (duplicate_eh_regions_1): Likewise.
22567 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
22568 vector; call EH verification.
22569 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22570 Be ready for region being removed.
22572 2009-03-29 Jan Hubicka <jh@suse.cz>
22574 * bitmap.c (bitmap_last_set_bit): New function.
22575 * bitmap.h (bitmap_last_set_bit): Declare.
22577 2009-03-29 David Ayers <ayers@fsfe.org>
22580 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
22581 by calling objc_compare_types and surpress warnings about
22582 incompatible C pointers that are compatible ObjC pointers.
22584 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
22586 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
22587 call initialize_inline_failed.
22588 (initialize_inline_failed): Move it from here ...
22589 * cgraph.c (initialize_inline_failed): ... to here.
22590 (cgraph_create_edge): Call initialize_inline_failed rather than
22591 setting inline_failed directly.
22593 2009-03-29 Ben Elliston <bje@au.ibm.com>
22596 * sysv4.opt (msdata): Improve comment.
22597 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
22598 * sysv4.h (SVR4_ASM_SPEC): Likewise.
22600 2009-03-29 Ben Elliston <bje@au.ibm.com>
22603 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
22604 load and store attributes.
22606 2009-03-29 Ben Elliston <bje@au.ibm.com>
22608 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
22609 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
22610 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
22611 * doc/extend.texi (X86 Built-in Functions): Add index entries for
22612 __builtin_infq and __builtin_huge_valq.
22614 2009-03-28 Anatoly Sokolov <aesok@post.ru>
22616 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
22618 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22619 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
22621 2009-03-28 Xinliang David Li <davidxl@google.com>
22623 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
22624 (do_dbg_cnt): New function.
22626 2009-03-28 Jan Hubicka <jh@suse.cz>
22628 Merge from pretty-ipa:
22630 2009-03-27 Jan Hubicka <jh@suse.cz>
22632 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22633 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
22634 * passes.c (function_called_by_processed_nodes_p): New.
22635 * ipa-pure-const.c (check_call): Fix handling of operands.
22636 (analyze_function): Dump debug output for skipped bodies.
22637 (local_pure_const): Use function_called_by_processed_nodes_p.
22638 * dwarf2out.c (reference_to_unused): Use output.
22639 * passes.c (do_per_function_toporder): Likewise.
22641 2008-11-12 Jan Hubicka <jh@suse.cz>
22643 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
22644 * ipa-pure-const.c (funct_state_d): Add can throw field; make
22645 state_set_in_source enum
22646 (check_decl): Ignore memory tags; do not set fake looping flags;
22648 (check_operand, check_tree, check_rhs_var, check_lhs_var,
22649 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
22650 (check_call, analyze_function): Rewrite.
22652 (add_new_function): Update call of analyze_function.
22653 (generate_summary): Add call of analyze_function.
22654 (propagate): Propagate can_throw; handle state_set_in_source correctly.
22655 (local_pure_const): New function.
22656 (pass_local_pure_const): New pass.
22657 * ipa-inline.c (inline_transform): Set after_inlining.
22658 * tree-eh.c (stmt_can_throw_external): New.
22659 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
22660 work with aliasing built.
22661 * tree-flow.h (stmt_can_throw_external): New.
22662 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
22663 and local pure/const pass in early and late optimization queue.
22665 2009-03-28 Martin Jambor <mjambor@suse.cz>
22667 * fold-const.c (get_pointer_modulus_and_residue): New parameter
22669 (fold_binary): Allow function decl aligment consideration is the
22670 second argument is integer constant one.
22671 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
22672 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
22673 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
22675 2009-03-28 Jan Hubicka <jh@suse.cz>
22677 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
22678 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
22679 * function.h (rtl_data): Add nothrow flag.
22680 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
22681 set DECL_NOTHROW for AVAILABLE functions.
22683 2009-03-28 Jakub Jelinek <jakub@redhat.com>
22685 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
22686 following vector keyword has expansion starting with pixel or bool
22687 keyword, expand vector to __vector and pixel or bool to __pixel or
22691 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
22692 warn_if_disallowed_function_p): Removed.
22693 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
22694 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
22695 warning_if_disallowed_function_p.
22696 * flags.h (warn_if_disallowed_function_p,
22697 warn_disallowed_functions): Removed.
22698 * common.opt (Wdisallowed-function-list=): Removed.
22699 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
22701 2009-03-28 Richard Guenther <rguenther@suse.de>
22703 PR tree-optimization/38723
22704 * tree-ssa-pre.c (compute_avail): Add all default definitions to
22707 2009-03-28 Jan Hubicka <jh@suse.cz>
22709 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
22710 test introduced by my previous patch.
22712 2009-03-28 Richard Guenther <rguenther@suse.de>
22714 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
22715 the PHIs value undefined.
22717 2009-03-28 Jan Hubicka <jh@suse.cz>
22719 * tree-pass.h (pass_fixup_cfg): New pass.
22720 * ipa-inline.c (inline_transform): Set
22721 always_inline_functions_inlined/after_inlining.
22722 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
22723 (pass_fixup_cfg): New pass.
22724 * passes.c (init_optimization_passes): Add fixup_cfg.
22726 2009-03-28 Richard Guenther <rguenther@suse.de>
22728 PR tree-optimization/38458
22729 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
22730 argument use the arguments copy-of value.
22732 2009-03-28 Richard Guenther <rguenther@suse.de>
22734 PR tree-optimization/38180
22735 * tree-ssa-ccp.c (get_default_value): Simplify.
22736 (likely_value): Likewise.
22737 (surely_varying_stmt_p): Properly handle VOP case.
22738 (ccp_initialize): Likewise.
22739 (ccp_fold): Handle propagating through *&.
22740 (fold_const_aggregate_ref): Also handle decls.
22742 2009-03-28 Jan Hubicka <jh@suse.cz>
22744 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22745 * cgraph.h (cgraph_node): Likewise.
22746 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
22747 (cgraph_reset_node): Use process flag.
22748 (cgraph_mark_functions_to_output): Likewise.
22749 (cgraph_expand_function): Likewise.
22750 (cgraph_expand_all_functions): Likewise.
22751 (cgraph_output_in_order): Likewise.
22752 * dwarf2out.c (reference_to_unused): Likewise.
22753 * passes.c do_per_function_toporder): Likewise.
22755 2009-03-28 Jan Hubicka <jh@suse.cz>
22757 Bring from lto-branch:
22759 2008-09-03 Doug Kwan <dougkwan@google.com>
22761 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
22762 enums instead of reason strings.
22763 * cgraph.c (cgraph_create_edge): Same.
22764 (cgraph_inline_failed_string): New function.
22765 * cgraph.h (cgraph_inline_failed_t): New enum type.
22766 (cgraph_inline_failed_string): New prototype.
22767 (struct cgraph_edge): Change type of INLINED_FAILED from constant
22768 char pointer to cgraph_inline_failed_t.
22769 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
22770 (cgraph_default_inline_p): Ditto.
22771 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
22772 to cgraph_inline_failed_t pointer.
22773 * cif-code.def: New file.
22774 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
22776 (cgraph_check_inline_limits): Change type of REASON to pointer to
22777 cgraph_inline_failed_t. Replace reason strings with enums.
22778 (cgraph_default_inline_p): Ditto.
22779 (cgraph_recursive_inlining_p): Ditto.
22780 (update_caller_keys): Change type of FAILED_REASON to
22781 cgraph_inline_failed_t.
22782 (cgraph_set_inline_failed): Change type of REASON to pointer to
22783 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
22784 convert enums to strings for text output.
22785 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
22786 to be of type cgraph_inline_failed_t. Replace reason strings with
22787 enums. Call cgraph_inline_failed_string to covert enums
22788 to strings for text output.
22789 (cgraph_decide_inlining): Replace reason strings with enums.
22790 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
22791 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
22793 * tree-inline.c (expand_call_inline): Change type of REASON
22794 to cgraph_inline_failed_t. Replace reason strings with enums.
22795 Call cgraph_inline_failed_string for text output.
22796 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
22799 2009-03-28 Jan Hubicka <jh@suse.cz>
22801 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
22802 cgraph_clone_node): Remove master clone handling.
22803 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22804 * cgraph.h (master_clone): Remove.
22805 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22806 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
22807 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
22809 2009-03-28 Jan Hubicka <jh@suse.cz>
22811 * cgraph.c (cgraph_function_body_availability): Functions declared
22812 inline are always safe to assume that it is not going to be replaced.
22814 2009-03-28 Richard Guenther <rguenther@suse.de>
22816 PR tree-optimization/38513
22817 * tree-ssa-pre.c (eliminate): Remove redundant stores.
22818 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
22819 EXC_PTR_EXPR and FILTER_EXPR.
22820 (get_ref_from_reference_ops): Likewise.
22822 2009-03-28 Richard Guenther <rguenther@suse.de>
22824 PR tree-optimization/38968
22825 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
22826 Use FLOOR_MOD_EXPR to compute misalignment.
22828 2009-03-28 Richard Guenther <rguenther@suse.de>
22830 PR tree-optimization/37795
22831 * tree.h (combine_comparisons): Declare.
22832 * fold-const.c (combine_comparisons): Export.
22833 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
22835 (ifcombine_iforif): Use combine_comparisons.
22837 2009-03-28 Jan Hubicka <jh@suse.cz>
22839 * tree-eh.c (inlinable_call_p): New function.
22840 (make_eh_edges): Use it.
22841 (verify_eh_edges): Use it.
22842 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
22843 * except.c (reachable_next_level): Add inlinable_function argument
22844 (sjlj_find_directly_reachable_regions): Update.
22845 (add_reachable_handler): Do not set saw_any_handlers.
22846 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
22847 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22848 Add new inlinable call parameter.
22849 (can_throw_internal, can_throw_external): Update.
22850 * except.h (can_throw_internal_1, can_throw_external_1,
22851 foreach_reachable_handler): Update declaration.
22853 2009-03-28 Joseph Myers <joseph@codesourcery.com>
22855 * config/arm/t-arm-coff, config/h8300/coff.h,
22856 config/i386/i386-aout.h, config/i386/i386-coff.h,
22857 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22858 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22859 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
22860 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
22861 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
22862 sys-types.h: Remove.
22863 * Makefile.in: Remove protoize and fixproto support and references
22865 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22866 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22868 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22869 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22870 unprotoize$(exeext).
22871 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22872 (.PHONY): Don't depend on proto.
22873 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22874 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22875 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22876 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22877 build/gen-protos.o, build/scan.o, xsys-protos.h,
22878 build/fix-header$(build_exeext), build/fix-header.o,
22879 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22880 stmp-install-fixproto): Remove.
22881 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22882 SYSCALLS.c or fixproto files.
22883 (install-common): Don't install protoize.
22884 (install-headers-tar, install-headers-cpio, install-headers-cp):
22885 Don't depend on $(STMP_FIXPROTO).
22886 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22887 install fixproto files or write out fixproto settings.
22888 (uninstall): Don't uninstall protoize.
22889 * config.gcc (use_fixproto): Remove.
22890 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22891 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22892 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22893 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22894 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22895 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22896 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22897 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22898 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22899 * config/t-vxworks (STMP_FIXPROTO): Remove.
22900 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22901 STMP_FIXPROTO): Remove.
22902 * config.in, configure: Regenerate.
22903 * crtstuff.c (gid_t, uid_t): Don't undefine.
22904 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22905 (arm-*-coff, arm-*-aout: Remove target entries.
22906 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22907 Remove mention of AIX 4.1.
22908 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22909 * doc/invoke.texi (Running Protoize): Remove.
22910 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22911 (Protoize Caveats): Remove.
22912 * tsystem.h: Update comments on headers assumed to exist.
22914 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22916 * genautomata.c: Add a new year to the copyright. Add a new
22918 (struct insn_reserv_decl): Add comments for member bypass_list.
22919 (find_bypass): Remove.
22920 (insert_bypass): New.
22921 (process_decls): Use insert_bypass.
22922 (output_internal_insn_latency_func): Output all bypasses with the
22923 same input insn in one switch case.
22925 * rtl.def (define_bypass): Describe bypass choice.
22926 * doc/md.texi (define_bypass): Ditto.
22928 2009-03-27 Richard Guenther <rguenther@suse.de>
22930 * gimplify.c (mark_addressable): Export.
22931 * tree-flow.h (mark_addressable): Declare.
22932 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22933 * tree-ssa.c (verify_phi_args): Verify that address taken
22934 variables have TREE_ADDRESSABLE set.
22936 2009-03-27 Richard Guenther <rguenther@suse.de>
22938 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22939 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22940 Do not mark decls TREE_ADDRESSABLE.
22941 (build_fold_addr_expr): Adjust.
22942 (fold_addr_expr): Remove.
22943 (fold_unary): Use build_fold_addr_expr.
22944 (fold_comparison): Likewise.
22945 (split_address_to_core_and_offset): Likewise.
22946 * coverage.c (tree_coverage_counter_addr): Mark the array decl
22948 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
22949 (gimplify_modify_expr_to_memcpy): Mark source and destination
22951 * omp-low.c (create_omp_child_function): Mark the object decl
22953 (lower_rec_input_clauses): Mark the var we take the address of
22955 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
22957 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22959 PR middle-end/39315
22960 * cfgexpand.c (expand_one_stack_var_at): Change alignment
22961 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
22963 2009-03-27 Richard Guenther <rguenther@suse.de>
22965 PR tree-optimization/39120
22966 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
22968 (handle_lhs_call): Process return constraints. Add escape
22969 constraints if necessary.
22970 (handle_const_call): Fill out return constraints. Make nested
22971 case more precise. Avoid consttmp if possible.
22972 (handle_pure_call): Fill out return constraints. Avoid
22973 callused if possible.
22974 (find_func_aliases): Simplify call handling.
22976 2009-03-27 Richard Guenther <rguenther@suse.de>
22978 PR tree-optimization/39120
22979 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
22980 as a representative.
22981 (solve_graph): Do propagate CALLUSED.
22982 (handle_pure_call): Use a scalar constraint from CALLUSED for
22984 (find_what_p_points_to): CALLUSED shall not appear in poins-to
22987 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22990 * c-common.c (handle_aligned_attribute): Properly check alignment
22991 overflow. Use (1U << i) instead of (1 << i).
22993 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
22995 * expr.h (get_mem_align_offset): Updated.
22997 * tree.h (tree_decl_common): Change align to "unsigned int" and
22998 move it before pointer_alias_set.
23000 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23001 Jakub Jelinek <jakub@redhat.com>
23004 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
23005 gr_register_operand with gr_reg_or_0_operand.
23006 (cmpxchg_rel_di): Likewise.
23007 (sync_lock_test_and_set<mode>): Likewise.
23009 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23011 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
23012 (true_regnum): Likewise.
23014 * rtlanal.c (subreg_info): Moved to ...
23015 * rtl.h (subreg_info): Here. New.
23016 (subreg_get_info): New.
23018 * rtlanal.c (subreg_get_info): Make it extern.
23020 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23023 * config/i386/i386.c (ix86_abi): New.
23024 (override_options): Handle -mabi=.
23025 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
23026 (ix86_call_abi_override): Likewise.
23027 (init_cumulative_args): Likewise.
23028 (function_arg_advance): Likewise.
23029 (function_arg_64): Likewise.
23030 (function_arg): Likewise.
23031 (ix86_pass_by_reference): Likewise.
23032 (ix86_function_value_regno_p): Likewise.
23033 (ix86_build_builtin_va_list_abi): Likewise.
23034 (setup_incoming_varargs_64): Likewise.
23035 (is_va_list_char_pointer): Likewise.
23036 (ix86_init_machine_status): Likewise.
23037 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
23038 (ix86_function_type_abi): Return enum calling_abi. Rewrite
23039 for 64bit. Replace DEFAULT_ABI with ix86_abi.
23040 (ix86_function_abi): Make it static and return enum calling_abi.
23041 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
23043 (ix86_fn_abi_va_list): Updated.
23045 * config/i386/i386.h (ix86_abi): New.
23046 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
23047 (CONDITIONAL_REGISTER_USAGE): Likewise.
23048 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
23049 (machine_function): Likewise.
23051 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
23053 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
23054 (STACK_BOUNDARY): Likewise.
23055 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
23057 * config/i386/i386.opt (mabi=): New.
23059 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
23060 return enum calling_abi.
23061 (ix86_function_type_abi): Likewise.
23062 (ix86_function_abi): Removed.
23064 * doc/invoke.texi: Document -mabi= option for x86.
23066 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23068 * builtins.c (real_dconstp): Delete.
23069 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
23071 2009-03-27 Dodji Seketeli <dodji@redhat.com>
23072 Jakub Jelinek <jakub@redhat.com>
23075 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
23076 (gen_subprogram_die): When a function is explicit, generate the
23077 DW_AT_explicit attribute.
23078 * langhooks.h (struct lang_hooks_for_decls): Add
23079 function_decl_explicit_p langhook.
23080 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
23081 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
23083 2009-03-27 Jakub Jelinek <jakub@redhat.com>
23085 * builtins.c (fold_builtin_memory_op): Optimize memmove
23086 into memcpy if we can prove source and destination don't overlap.
23088 * tree-inline.c: Include gt-tree-inline.h.
23089 (clone_fn_id_num): New variable.
23090 (clone_function_name): New function.
23091 (tree_function_versioning): Use it.
23092 * Makefile.in (GTFILES): Add tree-inline.c.
23094 2009-03-27 Mark Mitchell <mark@codesourcery.com>
23096 * BASE-VER: Change to 4.5.0.
23098 2009-03-27 Xinliang David Li <davidxl@google.com>
23100 PR tree-optimization/39557
23101 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
23103 2009-03-27 Xinliang David Li <davidxl@google.com>
23105 PR tree-optimization/39548
23106 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
23109 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23111 * c-common.c (pointer_int_sum): Use %wd on return from
23114 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23116 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
23117 on return from tree_low_cst.
23119 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
23122 * ginclude/stdarg.h (va_copy): Define also for
23123 __GXX_EXPERIMENTAL_CXX0X__.
23125 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23128 * builtins.h (c_strlen): Do not warn here.
23129 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23130 * c-common.c (pointer_int_sum): Take an explicit location.
23131 Warn about offsets out of bounds.
23132 * c-common.h (pointer_int_sum): Adjust declaration.
23134 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23136 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
23139 2009-03-26 Jakub Jelinek <jakub@redhat.com>
23142 * opts.c (warn_if_disallowed_function_p): Don't assume
23143 get_callee_fndecl must return non-NULL.
23145 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
23147 PR rtl-optimization/39522
23148 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
23149 when reg_reloaded_valid is set.
23151 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23153 * config/spu/divv2df3.c: New file.
23154 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
23155 (DPBIT_FUNCS): Filter out _div_df.
23157 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
23159 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
23160 a jump insn, count that jump in the distance to the loop start.
23162 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
23165 * config/sh/sh.c (calc_live_regs): Fix condition for global
23166 registers except PIC_OFFSET_TABLE_REGNUM.
23168 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
23171 * doc/invoke.texi (-mconsole): New.
23173 (-mno-cygwin): New.
23175 (-mnop-fun-dllimport): New.
23179 (sub section "i386 and x86-64 Windows Options"): New.
23181 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
23183 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
23184 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
23186 2009-03-25 Richard Guenther <rguenther@suse.de>
23188 PR middle-end/39497
23189 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
23192 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
23194 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
23195 neither of haifa/selective schedulers are working.
23197 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23199 * doc/invoke.texi (Debugging Options): Fix description of
23200 -fno-merge-debug-strings.
23202 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
23204 * config/cris/libgcc.ver: New version-script.
23205 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
23207 * configure.ac <GAS features, nop mnemonic>: Add pattern
23208 crisv32-*-* for "nop".
23209 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
23210 * configure: Regenerate.
23212 2009-03-24 Ira Rosen <irar@il.ibm.com>
23214 PR tree-optimization/39529
23215 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
23216 mark_sym_for_renaming for the tag copied to the new vector
23219 2009-03-24 Arthur Loiret <aloiret@debian.org>
23221 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
23222 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
23223 EXTRA_SPEC_FUNCTIONS.
23224 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
23225 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
23226 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
23227 -march and -mtune options.
23229 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
23231 * config/m68k/t-rtems: Add m5329 multilib.
23233 2009-03-24 Dodji Seketeli <dodji@redhat.com>
23234 Jakub Jelinek <jakub@redhat.com>
23237 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
23240 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23243 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
23244 instead of c_parser_expression_conv, if original_code isn't one of the
23245 4 allowed comparison codes, fail.
23247 2009-03-23 Richard Guenther <rguenther@suse.de>
23249 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
23250 * tree.h (struct tree_type): Likewise.
23251 * reload.h (struct insn_chain): Likewise.
23252 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
23253 * function.h (struct function): Likewise.
23254 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
23256 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23258 PR tree-optimization/39516
23259 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
23261 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
23263 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
23264 should be set true if BITS_PER_WORD of target is bigger than 32
23266 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
23268 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
23269 Translate -B-options to -rpath-link. Correct existing
23270 rpath-link and conditionalize on !nostdlib.
23272 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23274 * doc/extend.texi (Function Attributes, Variable Attributes):
23276 * doc/invoke.texi (Debugging Options, Optimize Options)
23277 (i386 and x86-64 Options, MCore Options): Likewise.
23279 2009-03-20 Jakub Jelinek <jakub@redhat.com>
23282 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
23283 it for block local namespace aliases.
23284 (gen_decl_die): Pass context_die to gen_namespace_die.
23286 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23289 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
23290 minimum or maximum value.
23292 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
23294 * reginfo.c (globalize_reg): Recompute derived reg sets.
23296 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
23299 * libgcc2.c (mprotect): Do not use signed arguments for
23300 VirtualProtect, use DWORD arguments. Also fix the 'may
23301 be used uninitialized' warning for the np variable.
23303 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23306 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
23307 functions using regparm calling conventions when not optimizing.
23308 (ix86_function_sseregparm): Similarly for sseregparm calling
23311 2009-03-19 Li Feng <nemokingdom@gmail.com>
23313 PR middle-end/39500
23314 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
23315 dependence if the first conflict is after niter iterations.
23317 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
23319 PR middle-end/38609
23320 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
23321 functions with dynamic stack-pointer adjustments.
23323 2009-03-19 Ben Elliston <bje@au.ibm.com>
23325 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
23326 option; change to -msdata=data.
23328 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23330 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
23333 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
23336 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
23338 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
23340 * doc/invoke.texi (Code Gen Options): Expand discussion of
23343 2009-03-18 Jakub Jelinek <jakub@redhat.com>
23345 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
23346 * matrix-reorg.c (struct matrix_info): Likewise.
23347 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
23348 * rtl.h (struct mem_attrs): Likewise.
23349 * df.h (struct df): Likewise.
23350 * tree-data-ref.h (struct data_dependence_relation): Likewise.
23351 * ira-int.h (struct ira_allocno): Likewise.
23352 * df-scan.c (struct df_collection_rec): Likewise.
23353 * ira.c (struct equivalence): Likewise.
23354 * function.c (struct temp_slot): Likewise.
23355 * cfgloop.h (struct loop): Likewise.
23358 * function.c (use_register_for_decl): When not optimizing, disregard
23359 register keyword for variables with types containing methods.
23361 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
23363 PR middle-end/39447
23364 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
23365 (is_simple_operand): Call contains_component_ref_p before calling data
23366 reference analysis that would fail on COMPONENT_REFs.
23368 * tree-vrp.c (search_for_addr_array): Fix formatting.
23370 2009-03-18 Richard Guenther <rguenther@suse.de>
23372 * tree-vect-transform.c (vect_loop_versioning): Fold the
23373 generated comparisons.
23374 * tree-vectorizer.c (set_prologue_iterations): Likewise.
23375 (slpeel_tree_peel_loop_to_edge): Likewise.
23377 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23379 PR middle-end/37805
23380 * opts.c (print_specific_help): In addition to `undocumented',
23381 accept `separate' and `joined' flags if passed alone. Describe
23382 output by the first matched one of those.
23383 (common_handle_option): Skip over empty strings.
23384 * gcc.c (display_help): Fix help string for `--help='.
23385 * doc/invoke.texi (Option Summary, Overall Options): With
23386 `--help=', classes and qualifiers can both be repeated, but
23387 only the latter can be negated. One should not pass only
23388 negated qualifiers. Fix markup and examples.
23391 2008-10-14 Jakub Jelinek <jakub@redhat.com>
23392 PR middle-end/37805
23393 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
23394 and -fhelp=separate.
23396 2009-03-17 Jing Yu <jingyu@google.com>
23398 PR middle-end/39378
23399 * function.h (struct rtl_data): Move is_thunk from here...
23400 (struct function): ...to here.
23401 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
23402 * varasm.c (assemble_start_function): Change is_thunk from crtl to
23404 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
23406 (alpha_does_function_need_gp, alpha_start_function): Likewise.
23407 (alpha_output_function_end_prologue): Likewise.
23408 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
23409 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
23410 (rs6000_output_function_epilogue): Likewise.
23411 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
23413 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
23416 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
23417 from different units in a single alternative.
23418 (*truncdfsf_i387): Ditto.
23419 (*truncxfsf2_mixed): Ditto.
23420 (*truncxfdf2_mixed): Ditto.
23422 2009-03-17 Jakub Jelinek <jakub@redhat.com>
23424 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
23425 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
23428 * tree-ssa-live.c (remove_unused_locals): Don't remove local
23429 unused non-artificial variables when not optimizing.
23432 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
23433 DW_TAG_imported_module even if decl is IMPORTED_DECL with
23434 NAMESPACE_DECL in its DECL_INITIAL.
23436 PR middle-end/39443
23437 * optabs.c (set_user_assembler_libfunc): New function.
23438 * expr.h (set_user_assembler_libfunc): New prototype.
23439 * c-common.c: Include libfuncs.h.
23440 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
23441 for memcmp, memset, memcpy, memmove and abort.
23442 * Makefile.in (c-common.o): Depend on libfuncs.h.
23445 * dwarf2out.c (gen_inlined_enumeration_type_die,
23446 gen_inlined_structure_type_die, gen_inlined_union_type_die,
23447 gen_tagged_type_instantiation_die): Removed.
23448 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
23451 2009-03-17 Janis Johnson <janis187@us.ibm.com>
23454 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
23456 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
23457 (check-parallel-%): Ditto.
23458 (check-consistency): Ditto.
23460 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
23462 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
23463 local variable rhs by NULL_TREE.
23465 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23468 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
23470 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23473 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
23475 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23478 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
23479 for ms->sysv ABI calls only in 64bit mode.
23481 * config/i386/i386.md (untyped_call): Support 32bit.
23483 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
23485 * doc/extend.texi: Replace x86_65 with x86_64.
23487 2009-03-16 Jakub Jelinek <jakub@redhat.com>
23489 PR tree-optimization/39455
23490 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
23491 mismatches for POINTER_TYPE_P (type).
23492 (number_of_iterations_le): Likewise.
23494 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23496 * config/picochip/picochip.c: Removed profiling support.
23497 * config/picochip/picochip.md: Removed profiling instruction.
23498 * config/picochip/picochip.h: Removed profiling builtin.
23500 2009-03-16 Joseph Myers <joseph@codesourcery.com>
23502 * doc/install.texi (--with-host-libstdcxx): Document.
23504 2009-03-14 Anatoly Sokolov <aesok@post.ru>
23507 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
23508 generate a warning if the function name does not begin with
23509 "__vector" and the function has either the 'signal' or 'interrupt'
23510 attribute, from here to ...
23511 (avr_declare_function_name): ...here. New function.
23512 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
23513 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
23515 2009-03-14 Jakub Jelinek <jakub@redhat.com>
23518 * cse.c (fold_rtx): Don't modify original const_arg1 when
23519 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
23520 separate variable instead.
23521 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
23522 from out of range shift counts.
23523 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
23525 2009-03-13 Catherine Moore <clm@codesourcery.com>
23527 * config/i386/x-mingw32 (host-mingw32.o): Replace
23528 diagnostic.h with $(DIAGNOSTIC_H).
23530 2009-03-12 Jakub Jelinek <jakub@redhat.com>
23533 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
23535 * config/i386/sync.md (sync_compare_and_swap<mode>,
23536 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
23537 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
23539 (sync_double_compare_and_swapdi_pic,
23540 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
23541 cmpxchg8b_pic_memory_operand instead of just memory_operand.
23543 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23546 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
23548 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23551 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23552 (avx_addsubv4df3): Likewise.
23553 (*avx_addsubv4sf3): Likewise.
23554 (sse3_addsubv4sf3): Likewise.
23556 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23559 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
23561 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
23564 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
23565 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
23566 registers for allocnos created from user-defined variables.
23568 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23571 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
23572 of non-integer mode as well.
23574 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
23576 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
23577 for functions for which the parameter types are unknown.
23579 2009-03-11 Jakub Jelinek <jakub@redhat.com>
23582 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
23583 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
23584 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
23585 * config/i386/i386.c (ix86_local_alignment): For
23586 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
23587 long long variables on the stack to avoid dynamic realignment.
23588 Allow the first argument to be a decl rather than type.
23589 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
23591 2009-03-11 Nick Clifton <nickc@redhat.com>
23594 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
23596 Add description to mno-lsim option.
23597 * config/mcore/mcore.h: Remove comment about deprecated m4align
23599 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
23600 * doc/invoke.texi: Add description of mno-lsim and
23601 mstack-increment options.
23603 * config/fr30/fr30.opt: Document the -mno-lsim option.
23604 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
23605 and -mno-lsim options.
23607 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23609 * fold-const.c (fold_comparison): Only call fold_inf_compare
23610 if the mode supports infinities.
23612 2009-03-11 Jason Merrill <jason@redhat.com>
23615 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
23616 end already did. Notice GIMPLE_CALL modifications of the result.
23617 Don't copy debug information from an ignored decl or a decl from
23620 2009-03-10 Richard Guenther <rguenther@suse.de>
23621 Nathan Froyd <froydnj@codesourcery.com>
23623 PR middle-end/37850
23624 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
23625 (__divMODE3): Likewise.
23627 2009-03-09 Jakub Jelinek <jakub@redhat.com>
23629 PR tree-optimization/39394
23630 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
23631 DECL_SIZE_UNIT of variable length FIELD_DECLs.
23633 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23635 * recog.c (verfiy_changes): Disallow renaming of hard regs in
23636 inline asms for register asm ("") declarations.
23638 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
23640 * fold-const.c (fold_unary): Fix comment.
23642 2009-03-07 Jan Hubicka <jh@suse.cz>
23645 * tree-inline.c (setup_one_parameter): Do replacement of const
23646 argument by constant in SSA form.
23648 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23650 PR middle-end/38028
23651 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
23652 determine alignment passed to assign_stack_local.
23653 (assign_parms_unsplit_complex): Likewise.
23654 * except.c (sjlj_build_landing_pads): Likewise.
23656 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23658 PR middle-end/39360
23659 * tree-flow.h (add_referenced_var): Return bool instead of void.
23660 * tree-dfa.c (add_referenced_var): Return result of
23661 referenced_var_check_and_insert call.
23662 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
23663 of referenced_var_check_and_insert.
23666 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
23667 (gen_variable_die): Emit DW_AT_location on abstract static variable's
23668 DIE, don't emit it if abstract origin already has it.
23669 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
23670 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
23672 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23674 * genpreds.c (needs_variable): Fix parentheses at variable name
23676 (write_tm_constrs_h): Indent generated code.
23678 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23680 * doc/extend.texi (Function Attributes): Add documentation
23681 for isr attributes.
23683 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23686 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
23687 take locus from its DECL_SOURCE_LOCATION instead of input_location.
23689 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23691 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
23694 2009-03-05 Jakub Jelinek <jakub@redhat.com>
23697 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
23698 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
23700 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
23702 * config/i386/i386.md (R8_REG, R9_REG): New constants.
23703 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
23704 constants instead of magic numbers.
23705 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
23707 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
23708 (x86_64_ms_abi_int_parameter_registers): Ditto.
23709 (x86_64_int_return_registers): Ditto.
23710 (ix86_maybe_switch_abi): Ditto.
23711 (ix86_expand_call): Ditto for clobbered_registers array.
23712 (ix86_hard_regno_mode_ok): Ditto.
23713 (x86_extended_QIreg_mentioned_p): Ditto.
23715 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
23717 PR tree-optimization/39349
23718 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
23720 * combine.c (gen_lowpart_for_combine): Use omode when generating
23723 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
23725 PR rtl-optimization/39235
23726 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
23728 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23730 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
23732 2009-03-04 Richard Guenther <rguenther@suse.de>
23734 PR tree-optimization/39362
23735 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
23736 that occur in abnormal PHIs should be varying.
23738 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23740 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
23742 (simple_iv): Take loop as an argument instead of statement.
23743 * tree-scalar-evolution.h (simple_iv): Declaration changed.
23744 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
23746 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
23748 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
23749 * matrix-reorg.c (analyze_transpose): Ditto.
23750 * tree-data-ref.c (dr_analyze_innermost): Ditto.
23751 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
23752 * tree-predcom.c (ref_at_iteration): Ditto.
23753 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
23755 2009-03-04 Richard Guenther <rguenther@suse.de>
23757 PR tree-optimization/39358
23758 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
23759 escaped_id and callused_id.
23760 (solve_graph): Likewise.
23762 2009-03-04 Richard Guenther <rguenther@suse.de>
23764 PR tree-optimization/39339
23765 * tree-sra.c (try_instantiate_multiple_fields): Make it
23766 no longer ICE on the above.
23768 2009-03-03 Joseph Myers <joseph@codesourcery.com>
23770 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
23771 that fits within Pmode.
23773 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23775 PR middle-end/10109
23776 * tm.texi (LIBCALL_VALUE): Update description.
23778 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23780 PR middle-end/34443
23781 * doc/extend.texi (section): Update description.
23783 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
23785 PR middle-end/39345
23786 * tree-inline.c (remapped_type): New.
23787 (can_be_nonlocal): Call remapped_type instead of remap_type.
23789 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23792 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
23793 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
23795 2009-03-03 Richard Guenther <rguenther@suse.de>
23797 PR middle-end/39272
23798 * tree.c (tree_nonartificial_location): New function.
23799 * tree.h (tree_nonartificial_location): Declare.
23800 * builtins.c (expand_builtin_memory_chk): Provide location
23801 of the call location for artificial function pieces.
23802 (maybe_emit_chk_warning): Likewise.
23803 (maybe_emit_sprintf_chk_warning): Likewise.
23804 (maybe_emit_free_warning): Likewise.
23805 * expr.c (expand_expr_real_1): Likewise.
23807 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23809 PR tree-optimization/39343
23810 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
23811 COMPONENT_REF t has ARRAY_TYPE.
23813 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
23815 PR middle-end/39335
23816 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
23817 when the type precision of the induction variable should be
23818 larger than the type precision of nit.
23819 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
23820 * graphite.c (graphite_loop_normal_form): Same.
23821 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
23823 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23825 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
23826 (*call_1_rex64_ms_sysv): Use named constants instead of magic
23827 numbers to describe clobbered registers.
23828 (*call_value_0_rex64_ms_sysv): Ditto.
23829 * config/i386/mmx.md (mmx_emms): Ditto.
23830 (mmx_femms): Ditto.
23832 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
23834 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
23837 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23839 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
23840 (spu_section_type_flags): New function.
23842 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23844 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
23845 reg_class_contents of FLOAT_REGS into a temporary.
23847 2009-03-02 Richard Guenther <rguenther@suse.de>
23848 Ira Rosen <irar@il.ibm.com>
23850 PR tree-optimization/39318
23851 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
23852 information to the vectorized statement.
23854 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
23856 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23857 variable. Use defined names instead of magic constants for REX SSE
23860 2009-03-01 Richard Guenther <rguenther@suse.de>
23862 PR tree-optimization/39331
23863 * omp-low.c (lower_send_shared_vars): Do not receive new
23864 values for the reference of DECL_BY_REFERENCE parms or results.
23866 2009-03-01 Jan Hubicka <jh@suse.cz>
23869 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23870 BLOCK_NONLOCALIZED_VAR): New macros.
23871 (tree_block): Add nonlocalized_vars.
23872 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23873 gen_decl_die): Add origin argument. Allow generation of die with
23874 origin at hand only.
23875 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23876 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23878 (gen_block_die): Fix checking for unused blocks.
23879 (process_scope_var): Break out from .... ; work with origins only.
23880 (decls_for_scope) ... here; process nonlocalized list.
23881 (dwarf2out_ignore_block): Look for nonlocalized vars.
23882 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23884 (dump_scope_block): Dump them.
23885 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23886 (remap_block): Likewise.
23887 (can_be_nonlocal): New predicate.
23888 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23890 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23892 * configure: Regenerate.
23894 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23896 * optc-gen.awk: No need to duplicate option flags twice.
23897 Reuse help texts for duplicate options which do not have any.
23899 * gcc.c (display_help): Document --version.
23901 * gcc.c (main): If print_help_list and verbose_flag, ensure
23902 driver output comes before subprocess output.
23904 * optc-gen.awk: Assign all remaining fields to help string,
23905 space-separated, for multi-line help in *.opt.
23907 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23908 -Wno-pedantic-ms-format is for MinGW targets only.
23910 * doc/options.texi (Option file format): Fix bad indentation,
23911 restoring dropped sentence.
23913 2009-02-28 Jan Hubicka <jh@suse.cz>
23915 * tree-inline.c (tree_function_versioning): Output debug info.
23917 2009-02-28 Jan Hubicka <jh@suse.cz>
23920 * tree-inline.c (setup_one_parameter): Do not copy propagate
23921 arguments when not optimizing.
23923 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23926 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23927 (avx_addsubv4df3): Likewise.
23928 (*avx_addsubv4sf3): Likewise.
23929 (sse3_addsubv4sf3): Likewise.
23930 (*avx_addsubv2df3): Likewise.
23931 (sse3_addsubv2df3): Likewise.
23932 (avx_unpckhps256): Correct item selectors.
23933 (avx_unpcklps256): Likewise.
23934 (avx_unpckhpd256): Likewise.
23935 (avx_unpcklpd256): Likewise.
23937 2009-02-28 Jan Hubicka <jh@suse.cz>
23939 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23941 (copy_arguments_for_versioning): If var is declared don't declare it.
23942 (tree_function_versioning): First setup substitutions and then copy
23945 2009-02-27 Jan Hubicka <jh@suse.cz>
23948 * cgraph.h (varpool_output_debug_info): Remove.
23949 * cgraphunit.c (varpool_output_debug_info): Remove.
23950 * dwarf2out.c (deferred_locations_struct): New struct
23951 (deferred_locations): New type.
23952 (deferred_locations_list): New static var.
23953 (deffer_location): New function.
23954 (gen_variable_die): Use it.
23955 (decls_for_scope): Output info on local static vars.
23956 (dwarf2out_finish): Process deferred locations.
23957 * varpool.c (varpool_output_debug_info): Remove.
23959 2009-02-27 Jan Hubicka <jh@suse.cz>
23962 * tree.h (TREE_PROTECTED): Fix comment.
23963 (BLOCK_HANDLER_BLOCK): Remove.
23964 (struct tree_block): Remove handler_block add body_block.
23965 (inlined_function_outer_scope_p): New.
23966 (is_body_block): Remove.
23967 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
23968 * dwarf2out.c (is_inlined_entry_point): Remove.
23969 (add_high_low_attributes): Use inlined_function_outer_scope_p.
23970 (gen_block_die): Use is_inlined_entry_point check. Remove body block
23972 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
23973 * gimplify.c (gimplify_expr): Gimplify body blocks.
23974 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
23975 block with multiple subblocks.
23976 (dump_scope_block): Prettier output; dump more flags and info.
23977 (dump_scope_blocks): New.
23978 (remove_unused_locals): Use dump_scope_blocks.
23979 * tree-flow.h (dump_scope_blocks): Declare.
23980 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
23981 * stmt.c (is_body_block): Remove.
23982 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
23983 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
23985 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
23987 PR middle-end/39308
23988 * graphite.c (graphite_loop_normal_form): Do not call
23989 number_of_iterations_exit from a gcc_assert.
23991 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23993 * config/s390/s390.c (s390_swap_cmp): Look for conditional
23994 jumps if COND is NULL.
23995 (find_cond_jump): New function.
23996 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
23997 * config/s390/s390.md: Remove z10_cobra attribute value.
23999 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
24001 * config/alpha/alpha.h (alpha_expand_mov): Return false if
24002 force_const_mem returns NULL_RTX.
24004 2009-02-26 Jan Hubicka <jh@suse.cz>
24007 * cgraph.h (varpool_output_debug_info): Remove.
24008 * cgraphunit.c (varpool_output_debug_info): Remove.
24009 * dwarf2out.c (deferred_locations_struct): New struct
24010 (deferred_locations): New type.
24011 (deferred_locations_list): New static var.
24012 (deffer_location): New function.
24013 (gen_variable_die): Use it.
24014 (decls_for_scope): Output info on local static vars.
24015 (dwarf2out_finish): Process deferred locations.
24016 * varpool.c (varpool_output_debug_info): Remove.
24018 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
24020 PR rtl-optimization/39241
24021 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
24022 to subreg_offset_representable_p.
24024 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24026 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
24027 execute function prototype. Get f and nregs from max_reg_num
24028 and get_insns. Remove the first backward pass as it's dead,
24029 guard the forward pass by flag_expensive_optimizations.
24030 (rest_of_handle_regmove): Delete.
24031 (pass_regmove): Replace it with regmove_optimize.
24033 2009-02-25 Martin Jambor <mjambor@suse.cz>
24035 PR tree-optimization/39259
24036 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
24037 calls_alloca function flags.
24038 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
24039 calls are detected.
24041 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
24043 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
24044 flags_set_1_rtx, flags_set_1_set): Delete.
24045 (regmove_optimize): Do not call mark_flags_life_zones.
24047 2009-02-24 Julian Brown <julian@codesourcery.com>
24050 * config/arm/arm.c (require_pic_register): Only set
24051 cfun->machine->pic_reg once per function.
24053 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
24055 * doc/invoke.texi (Link Options): Document an easier way to pass
24056 options that take arguments to the GNU linker using -Xlinker and -Wl.
24058 2009-02-24 Steve Ellcey <sje@cup.hp.com>
24061 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
24063 2009-02-24 Richard Guenther <rguenther@suse.de>
24066 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
24068 2009-02-24 Richard Guenther <rguenther@suse.de>
24069 Zdenek Dvorak <ook@ucw.cz>
24071 PR tree-optimization/39233
24072 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
24073 from converting them to a generic type.
24075 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
24077 PR tree-optimization/39260
24078 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
24079 contains a condition with a real type.
24080 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
24082 2009-02-23 Jason Merrill <jason@redhat.com>
24085 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
24086 narrowing_initializer_constant_valid_p.
24087 (narrowing_initializer_constant_valid_p): Don't return
24088 null_pointer_node for adding a pointer to itself.
24090 2009-02-23 Jan Hubicka <jh@suse.cz>
24093 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
24096 2009-02-23 Jan Hubicka <jh@suse.cz>
24098 PR tree-optimization/37709
24099 * tree.c (block_ultimate_origin): Move here from dwarf2out.
24100 * tree.h (block_ultimate_origin): Declare.
24101 * dwarf2out.c (block_ultimate_origin): Move to tree.c
24102 * tree-ssa-live.c (remove_unused_scope_block_p):
24103 Eliminate blocks containig no instructions nor live variables nor
24105 (dump_scope_block): New function.
24106 (remove_unused_locals): Enable removal of dead blocks by default;
24107 enable dumping at TDF_DETAILS.
24109 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24111 * config/i386/i386.c (classify_argument): Don't allow COImode
24113 (function_arg_advance_32): Don't allow OImode.
24114 (function_arg_32): Likewise.
24115 (function_value_32): Likewise.
24116 (return_in_memory_32): Likewise.
24117 (function_arg_64): Remove OImode comment.
24119 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24122 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
24123 ix86_expand_vector_set for V4DImode in 64bit mode only.
24124 (ix86_expand_vector_init_one_var): Likewise.
24126 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
24128 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
24130 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24133 * loop-iv.c: Revert last change.
24134 * emit-rtl.c: Likewise.
24136 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24139 * config/i386/i386.c (type_natural_mode): Remove an extra
24140 space in the warning message.
24141 (function_value_32): Handle 32-byte vector modes.
24142 (return_in_memory_32): Likewise.
24144 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24146 * loop-iv.c (truncate_value): New function.
24147 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
24149 (lowpart_subreg): Move to...
24150 * emit-rtl.c: ...here.
24152 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
24154 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
24155 accidental and undocumented change at revision 140860.
24157 2009-02-21 Joseph Myers <joseph@codesourcery.com>
24159 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
24160 take gimple_seq * arguments.
24161 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
24162 types_compatible_p langhook.
24164 2009-02-20 Mark Mitchell <mark@codesourcery.com>
24165 Joseph Myers <joseph@codesourcery.com>
24167 * config/arm/arm.c (arm_builtin_va_list): New function.
24168 (arm_expand_builtin_va_start): Likewise.
24169 (arm_gimplify_va_arg_expr): Likewise.
24170 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
24171 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
24172 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
24173 (va_list_type): New variable.
24174 (arm_mangle_type): Mangle va_list_type appropriately.
24176 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24178 PR middle-end/39157
24179 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
24180 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
24181 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
24182 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
24183 parameter to 1000 for -O1 by default.
24184 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
24186 * loop-invariant.c: Include params.h.
24187 (move_loop_invariants): Don't call move_single_loop_invariants on
24190 2009-02-20 Jaka Mocnik <jaka@xlab.si>
24192 * calls.c (emit_library_call_value_1): Use slot_offset instead of
24193 offset when calculating bounds for indexing stack_usage_map. Fixes
24194 a buffer overflow with certain target setups.
24196 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24199 * calls.c (expand_call): Clear try_tail_call if caller and callee
24200 disagree in promotion of function return value.
24202 2009-02-19 Jakub Jelinek <jakub@redhat.com>
24205 * c-common.c (c_determine_visibility): If visibility changed and
24206 DECL_RTL has been already set, call make_decl_rtl to update symbol
24209 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
24212 * varasm.c (assemble_variable): Don't check DECL_NAME when
24213 globalizing a variable.
24215 2009-02-19 Joseph Myers <joseph@codesourcery.com>
24218 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
24219 expression before any __builtin_trap call.
24220 * c-typeck.c (build_function_call): Convert and check function
24221 arguments before generating a call to a trap. Evaluate the
24222 function arguments before the trap.
24224 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
24227 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
24228 (UNSPEC_FXAM_MEM): New unspec.
24229 (fxam<mode>2_i387_with_temp): New insn and split pattern.
24230 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
24231 memory using fxam<mode>2_i387_with_temp to remove excess precision.
24233 2009-02-19 Richard Guenther <rguenther@suse.de>
24235 PR tree-optimization/39207
24236 PR tree-optimization/39074
24237 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
24238 storedanything_tree): New.
24239 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
24240 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
24241 (build_succ_graph): Add edges from STOREDANYTHING to all
24243 (init_base_vars): Initialize STOREDANYTHING.
24244 (compute_points_to_sets): Free substitution info after
24245 building the succ graph.
24246 (ipa_pta_execute): Likewise.
24248 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
24250 (do_ds_constraint): Do not add to special var or non-pointer
24252 (type_could_have_pointers): Split out from ...
24253 (could_have_pointers): ... here. For arrays use the element type.
24254 (create_variable_info_for): Initialize may_have_pointers.
24255 (new_var_info): Likewise.
24256 (handle_lhs_call): Make the HEAP variable unknown-sized.
24257 (intra_create_variable_infos): Use a type with pointers for
24258 PARM_NOALIAS, make it unknown-sized.
24260 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
24263 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
24265 2009-02-18 Jason Merrill <jason@redhat.com>
24268 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
24269 value if DECL_EXTERNAL.
24270 * tree-sra.c (sra_walk_gimple_assign): Likewise.
24271 * target.h (gcc_target::binds_local_p): Clarify "module".
24272 * tree.h (TREE_PUBLIC): Clarify "module".
24274 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
24277 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
24278 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
24280 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
24283 * c.opt (Wabi): Support C and ObjC.
24286 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
24288 * config/i386/i386.c (classify_argument): Warn once about the ABI
24289 change when passing union with long double.
24291 * doc/invoke.texi: Update -Wabi for warning psABI changes.
24293 2009-02-18 Joseph Myers <joseph@codesourcery.com>
24296 * c-parser.c (c_parser_compound_statement): Always enter and leave
24299 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24302 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
24304 2009-02-18 Jakub Jelinek <jakub@redhat.com>
24306 PR tree-optimization/36922
24307 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
24308 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
24311 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24313 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
24316 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24318 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
24320 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24322 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
24325 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
24326 Richard Sandiford <rdsandiford@googlemail.com>
24328 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
24329 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
24330 (loongson_biadd): ...this.
24332 2009-02-17 Richard Guenther <rguenther@suse.de>
24334 PR tree-optimization/39202
24335 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
24336 a var make sure to follow existing collapses.
24338 2009-02-17 Richard Guenther <rguenther@suse.de>
24340 PR middle-end/39214
24341 * langhooks.c (lhd_print_error_function): Check for NULL block.
24343 2009-02-17 Richard Guenther <rguenther@suse.de>
24345 PR tree-optimization/39204
24346 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
24349 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
24351 * config/soft-fp/double.h: Update from glibc CVS.
24353 2009-02-17 Richard Guenther <rguenther@suse.de>
24355 PR tree-optimization/39207
24356 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
24357 strict-aliasing warnings for pointers pointing to NULL.
24359 2009-02-16 Joseph Myers <joseph@codesourcery.com>
24362 * c-parser.c (c_parser_braced_init): Call pop_init_level when
24363 skipping until next close brace.
24365 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
24368 * config/i386/i386.c (ix86_expand_push): Set memory alignment
24369 to function argument boundary.
24371 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24373 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
24374 in the lea_add. Reload eventually constraints it properly.
24375 * config/picochip/constraints.md: Remove the target constraint
24376 "b", since it is not needed anymore.
24378 2009-02-16 Jakub Jelinek <jakub@redhat.com>
24380 * gthr-dce.h: Uglify function parameter and local variable names.
24381 * gthr-gnat.h: Likewise.
24382 * gthr-mipssde.h: Likewise.
24383 * gthr-nks.h: Likewise.
24384 * gthr-posix95.h: Likewise.
24385 * gthr-posix.h: Likewise.
24386 * gthr-rtems.h: Likewise.
24387 * gthr-single.h: Likewise.
24388 * gthr-solaris.h: Likewise.
24389 * gthr-tpf.h: Likewise.
24390 * gthr-vxworks.h: Likewise.
24391 * gthr-win32.h: Likewise.
24393 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
24396 * config/i386/i386.md: Restrict the new peephole2 to move
24397 between MMX/SSE registers.
24399 2009-02-15 Richard Guenther <rguenther@suse.de>
24402 2009-02-13 Richard Guenther <rguenther@suse.de>
24404 * configure.ac: Enable LFS.
24405 * configure: Re-generate.
24406 * config.in: Likewise.
24408 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24410 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
24411 spu_srqwbyte, spu_srqwbytebc): Define.
24412 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
24413 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
24414 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
24415 "shrqby_<mode>"): New insn-and-split patterns.
24416 * config/spu/spu.c (expand_builtin_args): Determine and return
24417 number of operands using spu_builtin_description data.
24418 (spu_expand_builtin_1): Use it.
24420 2009-02-13 Steve Ellcey <sje@cup.hp.com>
24423 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
24426 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24429 * config/i386/i386.c (override_options): Correct warning
24430 messages for -malign-loops, -malign-jumps and -malign-functions.
24432 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24435 * config/i386/i386.md: Restrict the new peephole2 to move
24436 between the general purpose registers.
24438 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24441 * config/i386/i386.c (type_natural_mode): Add a new argument.
24442 Return the original mode and warn ABI change if vector size is 32byte.
24443 (function_arg_advance): Updated.
24444 (function_arg): Likewise.
24445 (ix86_function_value): Likewise.
24446 (ix86_return_in_memory): Likewise.
24447 (ix86_sol10_return_in_memory): Likewise.
24448 (ix86_gimplify_va_arg): Likewise.
24449 (function_arg_32): Don't warn ABX ABI change here.
24450 (function_arg_64): Likewise.
24452 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
24454 * loop-iv.c (implies_p): In the final case, test that operands 0
24455 of the two comparisons match.
24457 * config/bfin/bfin.c (find_prev_insn_start): New function.
24458 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
24459 (find_next_insn_start): Move.
24461 2009-02-13 Richard Guenther <rguenther@suse.de>
24463 * configure.ac: Enable LFS.
24464 * configure: Re-generate.
24465 * config.in: Likewise.
24467 2009-02-13 Joseph Myers <joseph@codesourcery.com>
24470 * c-parser.c (c_parser_parms_list_declarator): Discard pending
24471 sizes on syntax error after some arguments have been parsed.
24473 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24475 * doc/invoke.texi (-fira): Remove.
24477 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24479 * caller-save.c: Replace regclass.c with reginfo.c in comments.
24480 * recog.c: Likewise.
24483 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
24485 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
24486 (umul_ppmm): Likewise.
24487 (count_leading_zeros): Likewise.
24488 (count_trailing_zeros): Likewise.
24489 (UMUL_TIME): Likewise.
24491 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24493 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
24494 soft-fp/t-softfp to tmake_file.
24496 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
24497 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
24498 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
24499 IA64_BUILTIN_INFQ]: New.
24500 (ia64_init_builtins): Initialize __builtin_infq,
24501 __builtin_fabsq and __builtin_copysignq if not HPUX.
24502 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
24503 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
24505 * config/ia64/lib1funcs.asm (__divtf3): Define only if
24507 (__fixtfti): Likewise.
24508 (__fixunstfti): Likewise.
24509 (__floattitf): Likewise.
24511 * config/ia64/libgcc-glibc.ver: New.
24512 * config/ia64/t-fprules-softfp: Likewise.
24513 * config/ia64/sfp-machine.h: Likewise.
24515 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
24516 (LIBGCC2_TF_CEXT): Likewise.
24517 (TF_SIZE): Likewise.
24518 (TARGET_INIT_LIBFUNCS): Likewise.
24520 * config/ia64/t-glibc (SHLINB_MAPFILES):
24521 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
24523 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24525 * config/i386/i386.c (construct_container): Rewrite processing
24526 BLKmode with X86_64_SSE_CLASS.
24528 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
24531 * config/i386/i386.md: Replace simplify_replace_rtx with
24532 replace_rtx in the new peephole2.
24534 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
24536 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
24537 loop unrolling do not happen at -O2.
24539 2009-02-12 Michael Matz <matz@suse.de>
24541 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
24543 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24545 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
24548 2009-02-12 Ben Elliston <bje@au.ibm.com>
24550 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
24551 patterns when updating the back chain. Missed in the 2009-02-10
24554 2009-02-11 Janis Johnson <janis187@us.ibm.com>
24556 * doc/extend.texi (Decimal Floating Types): Update identifier of
24557 draft TR and list of missing support.
24559 2009-02-11 Jakub Jelinek <jakub@redhat.com>
24561 PR middle-end/39154
24562 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
24563 bit to variable length decl's flags, add it also to its
24564 pointer replacement variable.
24566 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
24567 Jakub Jelinek <jakub@redhat.com>
24570 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
24571 (memory_blockage): New expander.
24572 (*memory_blockage): New insn pattern.
24573 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
24574 instead of general blockage at the end of function prologue when
24575 frame pointer is used to access red zone area. Do not emit blockage
24576 when profiling, it is emitted in generic code.
24577 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
24578 function epilogue when frame pointer is used to access red zone area.
24580 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
24583 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
24584 by arithmetic with memory operands.
24585 * config/i386/predicates.md (commutative_operator): New.
24587 2009-02-10 Janis Johnson <janis187@us.ibm.com>
24589 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
24592 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
24594 * alias.h (record_alias_subset): Declare.
24595 * alias.c (record_alias_subset): Make global.
24597 2009-02-10 Nick Clifton <nickc@redhat.com>
24599 * tree-parloops.c: Change license to GPLv3.
24600 * ipa-struct-reorg.c: Change license to GPLv3.
24601 * ipa-struct-reorg.h: Change license to GPLv3.
24603 2009-02-10 Steve Ellcey <sje@cup.hp.com>
24606 * c-decl.c (start_struct): Return NULL on error.
24608 2009-02-10 Jakub Jelinek <jakub@redhat.com>
24610 PR middle-end/39124
24611 * cfgloopmanip.c (remove_path): Call remove_bbs after
24612 cancel_loop_tree, not before it.
24615 * function.h (struct function): Add has_local_explicit_reg_vars bit.
24616 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
24617 VAR_DECLs were seen.
24618 * tree-ssa-live.c (remove_unused_locals): Recompute
24619 cfun->has_local_explicit_reg_vars.
24620 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
24621 copies or clearings if cfun->has_local_explicit_reg_vars.
24623 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
24626 * config/i386/i386.c (expand_prologue): Emit blockage at the end
24627 of function prologue when frame pointer is used to access
24630 2009-02-10 Richard Guenther <rguenther@suse.de>
24632 PR middle-end/39127
24633 * gimplify.c (gimple_regimplify_operands): Always look if
24634 we need to create a temporary.
24636 2009-02-10 Richard Guenther <rguenther@suse.de>
24638 PR tree-optimization/39132
24639 * tree-loop-distribution.c (todo): New global var.
24640 (generate_memset_zero): Trigger TODO_rebuild_alias.
24641 (tree_loop_distribution): Return todo.
24643 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
24646 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
24647 (x86_64_reg_class_name): Removed.
24648 (classify_argument): Return 0 if bytes > 32. Return 0 if the
24649 first one isn't X86_64_SSE_CLASS or any other ones aren't
24650 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
24651 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
24652 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
24653 and 3 X86_64_SSEUP_CLASS.
24654 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
24655 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
24657 2009-02-10 Ben Elliston <bje@au.ibm.com>
24659 * config/rs6000/rs6000.md (allocate_stack): Always use an update
24660 form instruction to update the stack back chain word, even if the
24661 user has disabled the generation of update instructions.
24662 (movdi_<mode>_update_stack): New.
24663 (movsi_update_stack): Likewise.
24664 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
24665 always use an update form instruction to update the stack back
24668 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
24670 PR middle-end/38953
24671 * graphite.c (if_region_set_false_region): After moving a region in
24672 the false branch of a condition, remove the empty dummy basic block.
24673 (gloog): Remove wrong fix for PR38953.
24675 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24677 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
24678 generation due to implicit sign extension.
24680 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
24682 PR middle-end/38981
24683 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
24684 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
24686 2009-02-09 Richard Guenther <rguenther@suse.de>
24688 PR middle-end/35202
24689 * convert.c (convert_to_real): Disable (float)fn((double)x)
24690 to fnf(x) conversion if errno differences may occur and
24691 -fmath-errno is set.
24693 2009-02-07 Anatoly Sokolov <aesok@post.ru>
24695 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
24696 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24697 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24699 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24702 * c-common.c (handle_alias_attribute): Disallow attribute for
24703 anything not a FUNCTION_DECL or VAR_DECL.
24705 2009-02-06 Janis Johnson <janis187@us.ibm.com>
24708 * real.c (do_compare): Special-case compare of zero against
24709 decimal float value.
24711 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24714 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
24715 as indicating flexible array members unless the field itself is
24716 being declarared as the incomplete array.
24718 2009-02-06 Jan Hubicka <jh@suse.cz>
24720 PR tree-optimization/38844
24721 * ipa-inline.c (try_inline): Stop inlining recursion when edge
24722 is already inlined.
24724 2009-02-06 Richard Guenther <rguenther@suse.de>
24726 PR middle-end/38977
24727 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
24728 fork because we may expand it as __gcov_fork.
24730 2009-02-06 Nick Clifton <nickc@redhat.com>
24732 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
24734 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
24736 PR tree-optimization/35659
24737 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
24738 vn_phi_eq): Shortcut if hashcode does not match.
24739 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
24741 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
24742 and avoid iterative_hash_expr.
24743 (FOR_EACH_VALUE_ID_IN_SET): New.
24744 (value_id_compare): Remove.
24745 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
24746 sort expressions by value id.
24748 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
24751 * config/sh/predicates.md (general_movsrc_operand): Don't check
24752 the subreg of system registers here.
24754 2009-02-05 Jakub Jelinek <jakub@redhat.com>
24757 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
24758 on the copied decl.
24760 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
24762 PR rtl-optimization/39110
24763 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
24764 addresses, not aligned ones.
24766 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
24767 Richard Guenther <rguenther@suse.de>
24769 PR tree-optimization/39100
24770 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
24771 comment says and add edges.
24773 2009-02-05 Joseph Myers <joseph@codesourcery.com>
24776 * c-common.c (handle_tls_model_attribute): Ignore attribute for
24777 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
24779 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
24781 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
24782 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
24783 register_bb_in_sese, new_sese, free_sese): Moved.
24784 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
24785 outermost_loop_in_scop, build_scop_iteration_domain,
24786 expand_scalar_variables_ssa_name, get_vdef_before_scop,
24787 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
24788 Use loop_in_sese_p instead of loop_in_scop_p.
24789 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
24790 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
24791 (scopdet_basic_block_info): Fix bug in scop detection.
24792 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
24793 eq_loop_to_cloog_loop): Remove.
24794 (nb_loops_around_loop_in_scop, nb_loop
24795 ref_nb_loops): Moved here...
24796 * graphite.h (ref_nb_loops): ... from here.
24797 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
24798 (loop_domain_dim, loop_iteration_vector_dim): Remove.
24799 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
24800 * testsuite/gcc.dg/graphite/scop-19.c: New
24802 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
24803 Hans-Peter Nilsson <hp@axis.com>
24805 PR rtl-optimization/37889
24806 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
24807 Move offset handling from PLUS to before the switch. Use new
24808 arguments when considering SYMBOL_REFs too.
24809 (rtx_addr_can_trap_p): Pass dummy offset and size.
24810 (enum may_trap_p_flags): Remove.
24811 (may_trap_p_1): Pass size from MEM_SIZE.
24813 PR rtl-optimization/38921
24814 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
24815 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
24816 * rtlanal.c (may_trap_after_code_motion_p): Delete.
24817 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
24819 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
24821 AVX Programming Reference (January, 2009)
24822 * config/i386/sse.md (*vpclmulqdq): New.
24824 2009-02-04 Jakub Jelinek <jakub@redhat.com>
24826 PR tree-optimization/38977
24827 PR gcov-profile/38292
24828 * calls.c (special_function_p): Disregard __builtin_ prefix.
24830 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
24832 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
24833 non-indexable addresses even before reload.
24835 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24838 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
24839 as having variable size. Do not give an error for unnamed
24840 parameters with [*] declarators. Give a warning for type names
24841 with [*] declarators and mark them as variable size.
24842 * c-parser.c (c_parser_sizeof_expression): Do not give an error
24843 for sizeof applied to [*] type names.
24845 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24848 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
24850 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24852 * gcc.c (process_command): Update copyright notice dates.
24853 * gcov.c (print_version): Likewise.
24854 * gcov-dump.c (print_version): Likewise.
24855 * mips-tfile.c (main): Likewise.
24856 * mips-tdump.c (main): Likewise.
24858 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24861 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
24862 for composite type involving a zero-length array type.
24864 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24867 * function.c (match_asm_constraints_1): Skip over
24868 initial optional % in the constraint.
24870 PR inline-asm/39059
24871 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24872 supported, don't accept FIXED_CSTs.
24873 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24874 and _Sat is used without _Fract/_Accum. Set specs->type to
24875 integer_type_node for cts_fract/cts_accum if fixed point is not
24878 2009-02-02 Catherine Moore <clm@codesourcery.com>
24880 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24882 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24884 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24885 (ABI_HAS_64BIT_SYMBOLS): Use it.
24886 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24888 2009-02-02 Paul Brook <paul@codesourcery.com>
24890 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24892 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24894 PR inline-asm/39058
24895 * recog.h (asm_operand_ok): Add constraints argument.
24896 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24897 recurse on matching constraint.
24898 (check_asm_operands): Pass constraints as 3rd argument to
24899 asm_operand_ok. Don't look up matching constraint here.
24900 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24903 2009-02-02 Ben Elliston <bje@au.ibm.com>
24905 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24906 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24908 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24910 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24911 information. Remove some obsolete information. Reorganize.
24913 * config/pa/fptr.c: Revert license to GPL 2.
24914 * config/pa/milli64.S: Likewise.
24916 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24919 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24920 LIBRARY name in, instead of hard-coding it.
24921 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24922 extra target make frag to tmake_files according to EH model.
24923 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24924 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24925 frags that define makefile variable EH_MODEL appropriately.
24926 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24927 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24928 to "-sjlj" according to type of EH configured.
24929 (LIBGCC_SONAME): Concatenate it to shared library base name.
24930 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24931 to "_sjlj" according to type of EH configured.
24932 (LIBGCC_SONAME): Concatenate it to shared library base name.
24933 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24934 (SHLIB_LINK): Add missing semicolon to if-else construct.
24935 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24936 string value of "pe_dll" command-line option.
24937 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24938 (SHLIB_SONAME): Use it when overriding t-cygming default.
24939 (SHLIB_IMPLIB): Override t-cygming default.
24940 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24941 string value of "pe_dll" command-line option.
24943 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24946 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
24947 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
24949 2009-01-31 Richard Guenther <rguenther@suse.de>
24951 PR tree-optimization/38937
24952 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
24953 computing the transitive closure.
24955 2009-01-30 Richard Guenther <rguenther@suse.de>
24957 PR tree-optimization/39041
24958 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24959 Propagate variable indices only if the types match for this stmt.
24961 2009-01-30 Jakub Jelinek <jakub@redhat.com>
24964 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
24965 inline but never defined.
24967 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
24969 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
24970 (*insv_h_di_reg_extimm): New insn.
24971 (*insv_l<mode>_reg_extimm): New insn.
24973 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24975 * config/picochip/picochip.c (flag_conserve_stack): set
24976 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
24977 fconserve-stack. Reduce call-overhead used by inliner.
24979 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24982 * common.opt (flag_conserve_stack): Initialised to zero.
24984 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
24987 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
24988 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
24991 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
24993 * ira-color.c (allocno_reload_assign): Update comments.
24994 * regmove.c (regmove_optimize): Likewise.
24998 2009-01-29 Robert Millan <rmh@aybabtu.com>
25000 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
25001 * config/i386/kopensolaris-gnu.h: New file. Undefine
25002 `MD_UNWIND_SUPPORT'.
25003 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
25005 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
25007 PR tree-optimization/39007
25008 * tree-loop-distribution.c (generate_builtin): Use
25009 recompute_dominator to compute the immediate dominator of the
25010 basic block just after the loop.
25012 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
25014 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
25015 (ASM_OUTPUT_DWARF_PCREL): Define.
25017 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
25019 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
25020 * doc/passes.texi: Remove entries about regclass, local-alloc, and
25021 global. Modify entries about regmove and IRA.
25023 * ra-conflict.c: Remove the file.
25025 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
25027 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
25028 (pass_regclass_init): Rename to pass_reginfo_init.
25030 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
25032 * toplev.h (flag_ira): Remove.
25034 * caller-save.c (setup_save_areas): Remove flag_ira.
25036 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
25038 * global.c: Remove the file.
25040 * opts.c (decode_options): Remove flag_ira.
25042 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
25044 * regmove.c: Modify file description.
25045 (find_use_as_address, try_auto_increment): Define them only if
25046 AUTO_INC_DEC is defined.
25047 (replacement_quality, replace_in_call_usage, fixup_match_1,
25048 stable_and_no_regs_but_for_p): Remove.
25049 (reg_set_in_bb): Make it static.
25050 (regmove_optimize): Remove flag_ira and code which worked for
25053 * local-alloc.c: Remove the file.
25055 * common.opt (fira): Remove.
25057 * ira.c: Include except.h.
25058 (eliminable_regset): Move from global.c.
25059 (mark_elimination): Ditto. Remove flag_ira.
25060 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
25061 equiv_mem_modified, validate_equiv_mem_from_store,
25062 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
25063 contains_replace_regs, memref_referenced_p, memref_used_between_p,
25064 no_equiv, recorded_label_ref): Move from local-alloc.c.
25065 (update_equiv_regs): Ditto. Make it static.
25066 (print_insn_chain, print_insn_chains): Move it from global.c.
25067 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
25068 (build_insn_chain): Ditto. Make it static.
25069 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
25070 Rename to init_live_subregs.
25071 (gate_ira): Remove flag_ira.
25073 * regclass.c: Rename reginfo.c. Change file description.
25074 (FORBIDDEN_INC_DEC_CLASSES): Remove.
25075 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
25076 (init_reg_sets_1): Remove code for evaluation of
25077 reg_class_superclasses and losing_caller_save_reg_set.
25078 (init_regs): Remove init_reg_autoinc.
25079 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
25080 ok_for_base_p_nonstrict): Remove.
25081 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
25082 (pass_regclass_init): Rename to pass_reginfo_init. Modify
25083 corresponding entries.
25084 (dump_regclass, record_operand_costs, scan_one_insn,
25085 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
25086 record_address_regs, auto_inc_dec_reg_p): Remove.
25087 (gt-regclass.h): Rename to gt-reginfo.h.
25089 * rtl.h (dump_global_regs, retry_global_alloc,
25090 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
25092 * Makefile.in (RA_H): Remove.
25093 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
25094 Rename regclass.o to reginfo.o.
25095 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
25097 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
25098 (GTFILES): Rename regclass.c to reginfo.c.
25100 * passes.c (init_optimization_passes): Remove pass_local_alloc and
25101 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
25103 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25104 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
25106 (finish_spills): Ditto. Remove code for !flag_ira.
25108 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
25110 PR middle-end/35854
25111 * doc/invoke.texi (rtl debug options): Complete rewrite.
25112 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
25114 * mode-switching.c (pass_mode_switching): Rename pass from
25115 "mode-sw" to "mode_sw".
25116 * except.c (pass_convert_to_eh_ranges): Rename pass from
25117 "eh-ranges" to "eh_ranges".
25118 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
25122 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
25123 Alexander Monakov <amonakov@ispras.ru>
25125 PR middle-end/38857
25126 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
25128 (move_exprs_to_boundary): Change return type and pass through
25129 should_move from move_op. Relax assert. Update usage ...
25130 (schedule_expr_on_boundary): ... here. Use should_move instead of
25132 (move_op_orig_expr_found): Indicate that insn was disconnected from
25134 (code_motion_process_successors): Do not call after_merge_succs
25135 callback if original expression was not found when traversing any of
25137 (code_motion_path_driver): Change return type. Update prototype.
25138 (move_op): Update comment. Add a new parameter (should_move). Update
25139 prototype. Set *should_move based on indication provided by
25140 move_op_orig_expr_found.
25142 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
25144 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
25145 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
25146 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
25147 * config/rs6000/rs6000.c (rs6000_override_options): Default
25148 avoid-indexed-addresses on for Power6, off for everything else.
25149 (avoiding_indexed_address_p): New function.
25150 (rs6000_legitimize_address): Use it.
25151 (rs6000_legitimate_address): Likewise.
25152 * config/rs6000/rs6000.md (movXX_updateX): Likewise
25154 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
25156 PR tree-optimization/38997
25157 * tree-loop-distribution.c (generate_memset_zero): Use
25158 POINTER_PLUS_EXPR for a pointer addition.
25160 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
25162 * config/s390/s390.md (bswap<mode>2): New pattern added.
25164 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25166 * config/s390/s390.md (*tls_load_31): Added type attribute.
25168 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25170 * config/s390/s390.md: Fix a few comments.
25172 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25174 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
25175 (*tm<mode>_full): Fixed z10prop attribute.
25176 (*tst<mode>_extimm): Fixed z10prop attribute.
25177 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
25178 (*tstqiCCT_cconly): Fixed z10prop attribute.
25179 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
25180 (*movsi_larl): Fixed z10prop attribute.
25181 (*movsi_zarch): Fixed z10prop attribute.
25182 (*movsi_eas): Fixed z10prop attribute.
25183 (*movhi): Fixed z10prop attribute.
25184 (*movqi): Fixed z10prop attribute.
25185 (*movstrictqi): Fixed z10prop attribute.
25186 (*mov<mode>): Fixed z10prop attribute.
25187 (*movcc): Fixed z10prop attribute.
25188 (*sethighpartdi_64): Fixed z10prop attribute.
25189 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
25190 (*negdi2_sign_cc): Fixed z10prop attribute.
25191 (*negdi2_sign): Fixed z10prop attribute.
25192 (*absdi2_sign_cc): Fixed z10prop attribute.
25193 (*absdi2_sign): Fixed z10prop attribute.
25194 (*negabsdi2_sign_cc): Fixed z10prop attribute.
25195 (*negabsdi2_sign): Fixed z10prop attribute.
25196 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
25197 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
25198 (doloop_si64): Fixed z10prop attribute.
25199 (doloop_si31): Fixed z10prop attribute.
25200 (doloop_long): Fixed z10prop attribute.
25201 (indirect_jump): Fixed z10prop attribute.
25202 (nop): Fixed z10prop attribute.
25203 (main_base_64): Fixed z10prop attribute.
25204 (reload_base_64): Fixed z10prop attribute.
25206 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25208 PR rtl-optimization/38740
25209 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
25211 * config/mips/mips.c (mips_reorg): Likewise.
25213 2009-01-28 Richard Guenther <rguenther@suse.de>
25215 PR tree-optimization/38926
25216 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
25217 with the correct value id to a value.
25218 (do_regular_insertion): Use the value number of edoubleprime
25219 for the value number of the expr.
25222 2008-08-21 Richard Guenther <rguenther@suse.de>
25224 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
25225 a PHI ask VN if it is already available.
25226 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
25227 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
25229 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25231 PR middle-end/38934
25232 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
25233 set to varying whenever max has TREE_OVERFLOW set, similarly
25234 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
25236 2009-01-28 Richard Guenther <rguenther@suse.de>
25238 PR middle-end/38908
25239 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
25240 uninitialized aggregate uses in call arguments.
25242 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
25244 PR tree-optimization/38984
25245 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
25246 the nothing_id variable if -fno-delete-null-pointer-checks.
25248 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
25251 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
25252 (set_got_offset_rex64): Ditto.
25254 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
25257 * doc/extend.texi: Improve local variable with asm reg.
25259 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
25261 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
25262 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
25263 was not supplied then set warn_packed_bitfield_compat to the
25264 default value of 1.
25265 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
25268 2009-01-27 Richard Guenther <rguenther@suse.de>
25270 PR tree-optimization/38503
25271 * cfgexpand.c (expand_gimple_basic_block): Ignore
25272 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
25273 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
25274 variables that cannot have TBAA applied.
25275 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
25278 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
25280 PR middle-end/38969
25281 * calls.c (initialize_argument_information): Do not wrap complex
25282 arguments in SAVE_EXPR.
25284 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
25286 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
25287 (INSTALL_LIBGCC): Revert typo commit.
25289 2009-01-26 Richard Guenther <rguenther@suse.de>
25291 PR tree-optimization/38745
25292 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
25293 from special handling.
25295 2009-01-26 Richard Guenther <rguenther@suse.de>
25297 PR tree-optimization/38745
25298 * tree-ssa.c (execute_update_addresses_taken): Do not include
25299 variables that cannot possibly be a register in not_reg_needs.
25300 Do not clear TREE_ADDRESSABLE on vars that may not become
25302 * tree-ssa.c (update_alias_info_1): Include those in the set
25303 of addressable vars.
25305 2009-01-26 Richard Guenther <rguenther@suse.de>
25307 PR middle-end/38851
25308 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
25309 * tree-ssa-dse.c: Include langhooks.h
25310 (execute_simple_dse): Remove stores with zero size.
25312 2009-01-24 Jakub Jelinek <jakub@redhat.com>
25315 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
25318 2009-01-24 Julian Brown <julian@codesourcery.com>
25320 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
25321 config/arm/linux-atomic.c.
25322 * config/arm/linux-atomic.c: New.
25324 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
25326 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
25327 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
25328 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
25330 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
25333 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
25336 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
25338 PR tree-optimization/38953
25339 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
25340 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
25341 (gloog): Split the exit of the scop when the scop exit is a loop exit.
25342 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
25345 2009-01-24 Paul Brook <paul@codesourcery.com>
25347 * config/arm/neon.md (neon_type): Move to arm.md.
25348 (neon_mov<VSTRUCT>): Add neon_type attribute.
25349 * config/arm/arm.md (neon_type): Move to here.
25350 (conds): Add "unconditioal" and use as default for NEON insns.
25352 2009-01-24 Ben Elliston <bje@au.ibm.com>
25354 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
25355 void *' warning from -Wc++-compat.
25356 * Makefile.in (dominance.o-warn): Remove.
25358 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
25360 PR tree-optimization/38932
25361 * fold-const.c (fold_unary_ignore_overflow): New.
25362 * tree.h (fold_unary_ignore_overflow): Declare.
25363 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
25364 * tree-ssa-sccvn.c (visit_reference_op_load,
25365 simplify_unary_expression): Likewise.
25367 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
25369 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
25370 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
25371 regardless of their type.
25372 * c-common.c (handle_packed_attribute): Don't ignore packed on
25374 * c.opt (Wpacked-bitfield-compat): New warning option.
25375 * stor-layout.c (place_field): Warn if offset of a field changed.
25376 * doc/extend.texi (packed): Mention the ABI change.
25377 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
25378 (Warning Options): Add it to the list.
25380 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
25382 * c-opts.c (c_common_post_options): Fix a typo in comments.
25384 2009-01-22 Steve Ellcey <sje@cup.hp.com>
25386 PR middle-end/38615
25387 * gimplify.c (gimplify_init_constructor): Fix promotion of const
25388 variables to static.
25389 * doc/invoke.texi (-fmerge-all-constants): Update description.
25391 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
25394 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
25395 (*movdi_1_rex64): Use type "mmx" for alternative 5.
25397 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
25399 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
25401 (LOCAL_ALIGNMENT): Similarly.
25403 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25404 Joseph Myers <joseph@codesourcery.com>
25406 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
25407 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
25408 * config/arm/arm-tune.md: Regenerate.
25409 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
25412 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25414 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
25415 version number to five.
25417 2009-01-22 Dodji Seketeli <dodji@redhat.com>
25420 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
25421 * c-common.c (set_underlying_type): Likewise.
25422 (is_typedef_decl ): Likewise
25424 (set_underlying_type): Likewise.
25425 (is_typedef_type): Likewise.
25427 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
25429 PR middle-end/38587
25430 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
25433 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
25436 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
25437 (LIBGCC_SPEC): Don't define.
25438 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
25440 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
25442 PR rtl-optimization/38879
25443 * alias.c (base_alias_check): Unaligned access via AND address can
25444 alias all surrounding object types except those with sizes equal
25445 or wider than the size of unaligned access.
25447 2009-01-21 Dodji Seketeli <dodji@redhat.com>
25450 * c-decl.c (clone_underlying_type): Move this ...
25451 * c-common.c (set_underlying_type): ... here.
25452 Also, make sure the function properly sets TYPE_STUB_DECL() on
25453 the newly created typedef variant type.
25454 (is_typedef_decl ): New entry point.
25455 * tree.h: Added a new member member_types_needing_access_check to
25456 struct tree_decl_non_common.
25457 (set_underlying_type): New entry point.
25458 (is_typedef_type): Likewise.
25460 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
25462 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
25463 Check whether two instructions have memory references that
25464 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
25465 are helper functions for traversing.
25466 * alias.h (insn_alias_sets_confilict_p): New prototypes.
25467 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
25468 not to draw dependency edge for instructions with non-conflicting
25471 2009-01-20 Joseph Myers <joseph@codesourcery.com>
25474 * longlong.h: Update copyright years. Use soft-fp license notice.
25475 Sync __clz_tab declaration with glibc.
25477 2009-01-20 Steve Ellcey <sje@cup.hp.com>
25480 * doc/extend.texi (syscall_linkage): New.
25481 (version_id): Modify.
25483 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
25484 Richard Guenther <rguenther@suse.de>
25486 PR tree-optimization/38747
25487 PR tree-optimization/38748
25488 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
25489 conversion if the base address is an indirect reference and the
25490 aliasing sets could cause issues.
25492 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25494 * common.opt (fgraphite, fgraphite-identity): Add comment for
25495 explaining why these options are not documented.
25497 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25499 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
25500 gimple_call_lhs is NULL.
25502 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
25505 * emit-rtl.c (adjust_address_1): Make sure memref is never
25508 2009-01-20 Ben Elliston <bje@au.ibm.com>
25510 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25511 const qualifier from arg parameter. Remove unnecessary cast to char *.
25512 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25513 const qualifier from arg 2.
25515 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
25517 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
25519 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
25522 * rtl.h (reinit_regs): New prototype.
25523 * regclass.c: Include ira.h.
25524 (reinit_regs): New.
25525 * Makefile.in (regclass.o): Add ira.h.
25526 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
25528 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
25531 * c-common.c (handle_aligned_attribute): Use
25532 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
25533 default alignment value.
25535 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
25537 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
25538 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
25540 * doc/extend.texi: Update __attribute__ ((aligned)). Document
25541 __BIGGEST_ALIGNMENT__.
25543 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
25545 2009-01-18 Richard Guenther <rguenther@suse.de>
25547 PR tree-optimization/38819
25548 * tree-flow.h (operation_could_trap_helper_p): Declare.
25549 * tree-eh.c (operation_could_trap_helper_p): Export.
25550 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
25551 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
25552 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
25553 are about to insert a possibly trapping instruction and fail
25556 2009-01-18 Andreas Schwab <schwab@suse.de>
25558 * doc/install.texi (Configuration): Remove obsolete paragraph
25559 about use of --with-gnu-ld with --with-gnu-as.
25561 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
25563 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
25564 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
25565 Follow spelling conventions.
25567 2009-01-18 Ben Elliston <bje@au.ibm.com>
25569 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
25570 C++ warning about implicit conversion from void * to struct
25572 (bitmap_obstack_free): Likewise for bitmap_element *.
25573 * Makefile.in (bitmap.o-warn): Remove.
25575 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
25577 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
25579 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
25580 Tobias Grosser <tobi.grosser@amd.com>
25582 * graphite.c (graphite_trans_scop_block): Do not block single
25585 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
25587 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
25588 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
25589 test with assertion.
25591 2009-01-16 Richard Guenther <rguenther@suse.de>
25593 PR tree-optimization/38835
25594 PR middle-end/36227
25595 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
25596 and INT + PTR -> (INT)(PTR p+ INT) folding.
25597 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
25599 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
25602 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
25603 the subreg from a lowpart subreg if it is also casting the value.
25605 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25606 Tobias Grosser <tobi.grosser@amd.com>
25608 * graphite.c (compare_prefix_loops): New.
25609 (build_scop_canonical_schedules): Rewritten.
25610 (graphite_transform_loops): Move build_scop_canonical_schedules
25611 after build_scop_iteration_domain.
25613 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25614 Tobias Grosser <tobi.grosser@amd.com>
25616 * graphite.c (add_conditions_to_domain): Add the loops to
25617 the dimension of the iteration domain. Do copy the domain
25618 only when it exists.
25619 (build_scop_conditions_1): Do not call add_conditions_to_domain.
25620 (add_conditions_to_constraints): New.
25621 (can_generate_code_stmt, can_generate_code): Removed.
25622 (gloog): Do not call can_generate_code.
25623 (graphite_transform_loops): Call add_conditions_to_constraints
25624 after building the iteration domain.
25626 2009-01-16 Jakub Jelinek <jakub@redhat.com>
25628 PR tree-optimization/38789
25629 * tree-ssa-threadedge.c
25630 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
25631 __builtin_constant_p.
25633 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
25635 * dce.c (delete_unmarked_insns): Reversed the order that insns are
25636 examined before deleting them.
25638 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
25640 * function.c (aggregate_value_p): Correctly extract the function
25641 type from CALL_EXPR_FN lookup.
25643 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25645 * config/picochip/picochip.c (picochip_override_options): Revert
25646 CFI asm flag disable commited previously.
25648 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
25649 Tobias Grosser <tobi.grosser@amd.com>
25650 Jan Sjodin <jan.sjodin@amd.com>
25652 * graphite.c (scan_tree_for_params): On substractions negate
25653 all the coefficients of the term.
25654 (clast_to_gcc_expression_red): New. Handle reduction expressions
25655 of more than two operands.
25656 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
25657 (get_vdef_before_scop): Handle also the case of default definitions.
25659 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
25661 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
25662 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
25663 Also use them when walking CALL_INSN_FUNCTION_USAGE.
25665 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
25666 Joey Ye <joey.ye@intel.com>
25668 PR middle-end/37843
25669 * cfgexpand.c (expand_stack_alignment): Don't update stack
25670 boundary nor check incoming stack boundary here.
25671 (gimple_expand_cfg): Update stack boundary and check incoming
25672 stack boundary here.
25674 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
25676 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
25678 2009-01-14 Jakub Jelinek <jakub@redhat.com>
25680 PR rtl-optimization/38245
25681 * calls.c (expand_call): Add stack arguments to
25682 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25683 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
25684 in regs and partially in memory or BLKmode arguments.
25685 (emit_library_call_value_1): Add stack arguments to
25686 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25687 ACCUMULATE_OUTGOING_ARGS).
25688 * dce.c: Include tm_p.h.
25689 (find_call_stack_args): New function.
25690 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
25692 (mark_insn): Call find_call_stack_args for CALL_Ps.
25693 (prescan_insns_for_dce): Walk insns backwards in bb rather than
25694 forwards. Allocate and free arg_stores bitmap if needed, pass it
25695 down to deletable_insn_p, don't mark stores set in arg_stores
25696 bitmap, clear the bitmap at the beginning of each bb.
25697 * Makefile.in (dce.o): Depend on $(TM_P_H).
25699 2009-01-14 Michael Meissner <gnu@the-meissners.org>
25702 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
25703 to make sure the insn is a conditional test (bug 22599). Reformat a
25706 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
25708 PR middle-end/38431
25709 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
25710 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
25711 (gloog): Do not call cleanup_tree_cfg.
25712 (graphite_transform_loops): Call cleanup_tree_cfg after all
25713 scops have been code generated.
25715 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
25716 * doc/gty.texi (Invoking the garbage collector): Added new node
25717 and section documenting ggc_collect.
25719 2009-01-14 Richard Guenther <rguenther@suse.de>
25721 PR tree-optimization/38826
25722 PR middle-end/38477
25723 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
25724 initialization notes only if we actually emitted a warning.
25725 (intra_create_variable_infos): Add constraints for a result decl
25726 that is passed by hidden reference.
25727 (build_pred_graph): Mark all related variables non-direct on
25730 2009-01-14 Nick Clifton <nickc@redhat.com>
25732 * ira-conflicts.c: Include addresses.h for the definition of
25734 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
25735 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
25737 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
25740 * Makefile.in (ira-lives.o): Add except.h.
25742 * ira-lives.c: Include except.h.
25743 (process_bb_node_lives): Process can_throw_internal.
25745 2009-01-13 Jakub Jelinek <jakub@redhat.com>
25747 PR rtl-optimization/38774
25748 * combine.c (simplify_set): When undoing cc_use change, don't do
25749 PUT_CODE on the newly created comparison, but instead put back the
25752 2009-01-13 Joseph Myers <joseph@codesourcery.com>
25754 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
25755 values. Remove duplicate arm8 entry.
25757 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25759 PR tree-optimization/38786
25760 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
25761 the SSA_NAME case of expand_scalar_variables_expr.
25762 Set the type of an expression to the type of its assign statement.
25763 (expand_scalar_variables_expr): Also gather the scalar computation
25764 used to index the memory access. Do not pass loop_p.
25765 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
25766 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
25767 the gimple_stmt_iterator where it inserts new code.
25768 Do not pass loop_p.
25769 (copy_bb_and_scalar_dependences): Do not pass loop_p.
25770 (translate_clast): Update call to copy_bb_and_scalar_dependences.
25772 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25774 * graphite.h (debug_value): Removed.
25775 * graphite.c (debug_value): Removed.
25777 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25779 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
25780 ldrd/strd with two 32-bit instructions.
25782 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25784 * config/arm/arm.c (struct processors): Pass for speed down into
25785 cost helper functions.
25786 (const_ok_for_op): Handle COMPARE and inequality nodes.
25787 (arm_rtx_costs_1): Rewrite.
25788 (arm_size_rtx_costs): Update prototype.
25789 (arm_rtx_costs): Pass speed down to helper functions.
25790 (arm_slowmul_rtx_costs): Rework cost calculations.
25791 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
25792 (arm_9e_rtx_costs): Likewise.
25794 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
25796 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
25797 relocations of local symbols wider than UNITS_PER_WORD are not valid.
25798 (alpha_legitimize_address): Do not split local symbols wider than
25799 UNITS_PER_WORD into HIGH/LO_SUM parts.
25801 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
25804 * gcc.c (process_command): Replace call to execvp with calls
25805 to pex_one and exit.
25807 2009-01-03 Anatoly Sokolov <aesok@post.ru>
25810 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
25811 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
25812 variant for devices with 3-byte PC.
25813 (__tablejump_elpm__): New.
25815 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25818 * c-parser.c (c_parser_postfix_expression): Allow `->' in
25819 offsetof member-designator, handle it as `[0].'.
25821 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25823 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
25824 function when not using named sections on targets with named sections
25825 if branch distance is less than 262132.
25827 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
25829 * combine.c (combine_instructions): Recompute
25830 optimize_this_for_speed_p for each BB in the main combine loop.
25832 2009-01-12 Tomas Bily <tbily@suse.cz>
25835 * tree-loop-distribution.c (prop_phis): New function.
25836 (generate_builtin): Call prop_phis.
25837 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
25839 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25841 PR tree-optimization/38807
25842 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
25843 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
25845 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
25847 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
25848 subreg of op0 to the original op0.
25850 2009-01-11 Laurent GUERBY <laurent@guerby.net>
25852 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
25854 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25857 * mips-tfile.c (parse_def): Fix parsing of def strings
25858 starting with digits.
25860 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25863 * config/arm/arm.c (arm_is_long_call_p): Don't call
25864 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25866 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25868 * regrename.c (regrename_optimize): Fix dumping.
25869 (find_oldest_value_reg): Preserve REG_POINTER.
25870 (copy_hardreg_forward_1): Likewise.
25872 2009-01-09 Diego Novillo <dnovillo@google.com>
25874 * gimple.h (struct gimple_statement_base) <uid>: Document
25875 the restrictions on its use.
25876 (gimple_uid): Tidy.
25877 (gimple_set_uid): Tidy.
25879 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25881 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25882 zero guard even if align_bytes != 0 and count is smaller than
25885 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25887 PR rtl-optimization/38495
25888 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25889 (add_range_and_copies_from_move_list): Print all added ranges.
25890 Add ranges to memory optimized destination.
25892 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25896 * config/i386/i386.c (override_options): Reject
25897 -mstringop-strategy=rep_8byte with -m32.
25898 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25899 to 1. Do count comparison against epilogue_size_needed at compile
25900 time even when count_exp was constant forced into register. For
25901 size_needed don't jump to epilogue, instead just avoid aligning
25902 and invoke the body algorithm. If need_zero_guard, add zero guard
25903 even if count is non-zero, but smaller than size_needed + number of
25904 bytes that could be stored for alignment.
25905 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25906 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25907 but smaller than size_needed + number of bytes that could be stored
25908 for alignment. Compare size_needed with epilogue_size_needed instead
25909 of desired_align - align, don't adjust size_needed, pass
25910 epilogue_size_needed to the epilogue expanders.
25913 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25915 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25917 * pa.c (last_address): Change to unsigned.
25918 (update_total_code_bytes): Change argument to unsigned. Don't
25919 check if insn addresses are set.
25920 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25921 addresses are not set.
25922 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25924 2009-01-09 Nick Clifton <nickc@redhat.com>
25926 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25927 DECL_DECLARED_INLINE_P.
25929 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25931 PR middle-end/38347
25932 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25933 GET_MODE (op0) in operand_subword_force calls.
25935 PR middle-end/38771
25936 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25937 fold_convert arg0 operands to TREE_TYPE (op0) first.
25939 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25941 * params.def (ira-max-conflict-table-size): Decrease default value
25944 2009-01-08 Jakub Jelinek <jakub@redhat.com>
25946 PR tree-optimization/37031
25947 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
25949 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
25950 allocate it using gc instead of heap, use VEC_quick_push instead of
25952 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
25953 instead of heap, use VEC_quick_push instead of VEC_safe_push.
25954 * tree-data-ref.h (struct access_matrix): Change matrix to gc
25955 allocated vector from heap allocated.
25956 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
25957 * tree-loop-linear.c (linear_transform_loops): Allocate nest
25958 vector only after perfect_loop_nest_depth call.
25960 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
25961 Jan Sjodin <jan.sjodin@amd.com>
25963 PR tree-optimization/38559
25964 * graphite.c (debug_value, copy_constraint,
25965 swap_constraint_variables, scale_constraint_variable, ): New.
25966 (get_lower_bound, get_upper_bound): Removed.
25967 (graphite_trans_bb_strip_mine): Clean up this code that works
25968 only for constant number of iterations. Fully copy upper and
25969 lower bound constraints, not only the constant part of them.
25970 * graphite.h (debug_value): Declared.
25972 2009-01-08 Ira Rosen <irar@il.ibm.com>
25974 PR tree-optimization/37194
25975 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
25976 Don't add the cost of cost model guard in prologue to scalar
25977 outside cost in case of known number of iterations.
25979 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
25980 Alan Modra <amodra@bigpond.net.au>
25982 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
25983 non-word-aligned REG+CONST addressing.
25985 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25988 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
25989 free_after_compilation when outputting a thunk.
25990 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
25991 Do not call free_after_compilation here.
25993 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25995 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
25996 (ix86_valid_target_attribute_inner_p): Ditto.
25998 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
26000 PR tree-optimization/38492
26001 PR tree-optimization/38498
26002 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
26003 * tree-chrec.h (scev_is_linear_expression): Declared.
26004 * graphite.c (graphite_cannot_represent_loop_niter): New.
26005 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
26006 (graphite_loop_normal_form): Use gcc_assert.
26007 (scan_tree_for_params): Use CASE_CONVERT.
26008 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
26009 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
26010 Use gcc_assert. Discard scops that contain unhandled cases.
26011 (build_scop_conditions): Return a boolean status for unhandled cases.
26012 (strip_mine_profitable_p): Print the loop number, not its depth.
26013 (is_interchange_valid): Pass the depth of the loop nest, don't
26014 recompute it wrongly.
26015 (graphite_trans_bb_block): Same.
26016 (graphite_trans_bb_block): Print tentative of loop blocking.
26017 (graphite_trans_scop_block): Do not print that the loop has been
26019 (graphite_transform_loops): Do not handle scops that contain condition
26022 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
26024 AVX Programming Reference (December, 2008)
26025 * config/i386/avxintrin.h (_mm256_stream_si256): New.
26026 (_mm256_stream_pd): Likewise.
26027 (_mm256_stream_ps): Likewise.
26029 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
26030 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
26031 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
26032 (bdesc_special_args): Add __builtin_ia32_movntdq256,
26033 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
26034 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
26035 (ix86_expand_special_args_builtin): Likewise.
26037 * config/i386/sse.md (AVXMODEDI): New.
26038 (avx_movnt<mode>): Likewise.
26039 (avx_movnt<mode>): Likewise.
26040 (<sse>_movnt<mode>): Remove AVX support.
26041 (sse2_movntv2di): Likewise.
26043 2009-01-07 Richard Guenther <rguenther@suse.de>
26045 PR middle-end/38751
26046 * fold-const.c (extract_muldiv): Remove obsolete comment.
26047 (fold_plusminus_mult_expr): Undo MINUS_EXPR
26048 to PLUS_EXPR canonicalization for the canonicalization.
26050 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
26052 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
26053 hosted cross-compilers generating less efficient code.
26055 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26057 * function.h (rtl_data): Add a dbr_scheduled_p field.
26058 * reorg.c (dbr_schedule): Set it.
26059 (gate_handle_delay_slots): Check it.
26060 * config/mips/mips.c (mips_base_delayed_branch): Delete.
26061 (mips_reorg): Check flag_delayed_branch instead of
26062 mips_base_delayed_branch.
26063 (mips_override_options): Don't set mips_base_delayed_branch
26064 or flag_delayed_branch.
26066 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26068 PR rtl-optimization/38426.
26069 * ira.c (ira): Set current_function_is_leaf earlier.
26071 2009-01-06 Jakub Jelinek <jakub@redhat.com>
26073 PR rtl-optimization/38722
26074 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
26075 too early, only set a flag and modify after last possible
26078 2009-01-06 Janis Johnson <janis187@us.ibm.com>
26081 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
26082 * real.c (decimal_single_format): Correct values of emin and emax.
26083 (decimal_double_format): Ditto.
26084 (decimal_quad_format): Ditto.
26085 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
26086 computation of DECnn_MIN and DECnn_MAX for corrected values of
26087 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
26088 __DECnn_MIN__, and adjust its computation for the corrected value
26091 2009-01-06 Jan Hubicka <jh@suse.cz>
26094 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
26096 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
26098 * doc/contrib.texi (Contributors): Slightly adjust the end note.
26099 Add Robert Clark to the list of testers.
26101 2009-01-06 Jan Hubicka <jh@suse.cz>
26102 Kai Tietz <kai.tietz@onevision.com>
26104 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
26105 * config/i386/i386.c (ix86_expand_call): Add clobbers.
26107 2009-01-06 Jan Hubicka <jh@suse.cz>
26108 Kai Tietz <kai.tietz@onevision.com>
26110 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
26112 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
26113 (ix86_nsaved_regs): Count only general purpose regs.
26114 (ix86_nsaved_sseregs): New.
26115 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
26116 to 16 for w64; compute padding and size of sse reg save area.
26117 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
26118 general purpose regs.
26119 (ix86_emit_save_sse_regs_using_mov): New.
26120 (ix86_expand_prologue): Save SSE regs if needed.
26121 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
26122 (ix86_emit_restore_sse_regs_using_mov): New.
26123 (ix86_expand_epilogue): Save SSE regs if needed.
26125 2009-01-06 Jan Hubicka <jh@suse.cz>
26126 Kai Tietz <kai.tietz@onevision.com>
26128 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
26129 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
26130 functions when accumulate outgoing args is off.
26132 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26135 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
26136 before using pseudos_have_intersected_live_ranges_p.
26138 * ira-int.h (ira_assert): Always define.
26140 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26142 AVX Programming Reference (December, 2008)
26143 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
26144 (_mm256_permute2_pd): Likewise.
26145 (_mm_permute2_ps): Likewise.
26146 (_mm256_permute2_ps): Likewise.
26147 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
26148 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
26150 * config/i386/i386.c (ix86_builtins): Remove
26151 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
26152 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
26153 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
26154 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
26155 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
26156 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
26157 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
26158 __builtin_ia32_vpermil2ps256.
26159 (ix86_init_mmx_sse_builtins): Updated.
26160 (ix86_expand_args_builtin): Likewise.
26162 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26164 * pa.c (output_call): Relocate non-jump insns in the delay slot of
26165 long absolute calls when generating PA 2.0 code.
26167 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
26169 PR rtl-optimization/38583
26170 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
26172 * params.def (ira-max-conflict-table-size): New.
26174 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
26176 * ira.h (ira_conflicts_p): New external definition.
26178 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
26179 table. Report this. Return result of building.
26180 (ira_build_conflicts): Use ira_conflicts_p. Check result of
26181 building conflict table.
26183 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
26184 (ira_color): Use ira_conflicts_p.
26186 * global.c: Include ira.h.
26187 (pseudo_for_reload_consideration_p, build_insn_chain): Use
26190 * Makefile.in (global.o): Add ira.h.
26192 * ira-build.c (mark_all_loops_for_removal,
26193 propagate_some_info_from_allocno): New.
26194 (remove_unnecessary_allocnos): Call
26195 propagate_some_info_from_allocno.
26196 (remove_low_level_allocnos): New.
26197 (remove_unnecessary_regions): Add parameter. Call
26198 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
26199 parameter to remove_unnecessary_regions.
26200 (ira_build): Remove all regions but root if the conflict table was
26201 not built. Update conflict hard regs for allocnos crossing calls.
26203 * ira.c (ira_conflicts_p): New global.
26204 (ira): Define and use ira_conflicts_p.
26206 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26207 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
26208 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
26210 2009-01-06 Ben Elliston <bje@au.ibm.com>
26212 * gengtype-lex.l (YY_NO_INPUT): Define.
26214 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
26217 * c-common.c (handle_vector_size_attribute): Also reject
26218 BOOLEAN_TYPE types.
26220 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
26222 PR tree-optimization/38492
26223 * graphite.c (rename_map_elt, debug_rename_elt,
26224 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
26225 rename_map_elt_info, eq_rename_map_elts,
26226 get_new_name_from_old_name, bb_in_sese_p): Moved around.
26227 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
26228 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
26229 (sese_build_livein_liveouts): New.
26230 (new_sese, free_sese): New.
26231 (new_scop): Call new_sese.
26232 (free_scop): Call free_sese.
26233 (rename_variables_from_edge, rename_phis_end_scop): Removed.
26234 (register_old_new_names): Renamed register_old_and_new_names.
26235 (register_scop_liveout_renames, add_loop_exit_phis,
26236 insert_loop_close_phis, struct igp,
26237 default_liveout_before_guard, add_guard_exit_phis,
26238 insert_guard_phis, copy_renames): New.
26239 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
26240 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
26241 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
26242 (scop_adjust_phis_for_liveouts): New.
26243 (gloog): Call scop_adjust_phis_for_liveouts.
26245 * graphite.h (struct sese): Documented. Added fields liveout,
26246 num_ver and livein.
26247 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
26248 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
26249 (struct scop): Added field liveout_renames.
26250 (SCOP_LIVEOUT_RENAMES): New.
26252 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26254 PR tree-optimization/38510
26255 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
26256 (translate_clast): Call recompute_all_dominators before
26258 (gloog): Call recompute_all_dominators before graphite_verify.
26260 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26261 Jan Sjodin <jan.sjodin@amd.com>
26263 PR tree-optimization/38500
26264 * graphite.c (create_sese_edges): Call fix_loop_structure after
26267 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
26269 * config.gcc: Add m32r*-*-rtems*.
26270 * config/m32r/rtems.h: New file.
26272 2009-01-05 Ben Elliston <bje@au.ibm.com>
26274 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
26275 (.po.pox): Likewise.
26276 (po/gcc.pot): Likewise.
26278 2009-01-04 David S. Miller <davem@davemloft.net>
26280 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
26281 (STARTING_FRAME_OFFSET): Always set to zero.
26283 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26285 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
26286 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
26287 fixed-point types, and vectors of the same.
26289 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26291 * config/mips/sync.md (*mb_barrier): Rename to...
26292 (*memory_barrier): ...this.
26294 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
26296 * doc/extend.texi (Function Attributes): Move @cindex after @item
26297 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
26298 and put in alphabetical order. Fix 'target' name and put in order.
26299 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
26302 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
26304 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
26305 (memory_barrier): Expand as unspec instead of unspec_volatile.
26306 Remove mem:BLK from insn operands. Use Pmode scratch register.
26307 (*memory_barrier): Define as unspec instead of unspec_volatile.
26308 Use (match_dup 0) as input operand.
26310 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
26311 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
26312 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
26313 scratch register. Remove operand 1.
26314 (*stbar): Define as unspec instead of unspec_volatile.
26315 Use (match_dup 0) as input operand, remove (const_int 8).
26316 (*membar): Define as unspec instead of unspec_volatile.
26317 Use (match_dup 0) as input operand, remove input operand 2.
26319 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
26320 (memory_barrier): Expand as unspec instead of unspec_volatile.
26321 Remove mem:BLK from insn operands. Use Pmode scratch register.
26322 (*memory_barrier): Define as unspec instead of unspec_volatile.
26323 Use (match_dup 0) as input operand.
26325 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
26326 Remove mem:BLK from insn operands. Use Pmode scratch register.
26327 Set volatile flag on operand 0.
26328 (*memory_barrier): New insn pattern.
26330 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
26332 (*memory_barrier): Use (match_dup 0) as input operand.
26334 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
26335 Remove mem:BLK from insn operands. Use Pmode scratch register.
26336 Set volatile flag on operand 0.
26337 (*mb_internal): New insn pattern.
26339 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
26341 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26343 PR middle-end/38586
26344 * function.c (struct temp_slot): Move to the section of the file
26345 that deals with temp slots. Remove field 'address'.
26346 (temp_slot_address_table): New hash table of address -> temp slot.
26347 (struct temp_slot_address_entry): New struct, items for the table.
26348 (temp_slot_address_compute_hash, temp_slot_address_hash,
26349 temp_slot_address_eq, insert_temp_slot_address): Support functions
26351 (find_temp_slot_from_address): Rewrite to use the new hash table.
26352 (remove_unused_temp_slot_addresses): Remove addresses of temp
26353 slots that have been made available.
26354 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
26355 worker function for remove_unused_temp_slot_addresses.
26356 (assign_stack_temp_for_type): Don't clear the temp slot address list.
26357 Add the temp slot address to the address -> temp slot map.
26358 (update_temp_slot_address): Update via insert_temp_slot_address.
26359 (free_temp_slots): Call remove_unused_temp_slot_addresses.
26360 (pop_temp_slots): Likewise.
26361 (init_temp_slots): Allocate the address -> temp slot map, or empty
26362 the map if it is already allocated.
26363 (prepare_function_start): Initialize temp slot processing.
26365 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26367 PR middle-end/38584
26368 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
26369 Calculate the size of all stack vars assuming no packing of stack
26370 vars will happen, replacing a quadratic algorithm with a linear one.
26372 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26375 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
26378 2009-01-03 Diego Novillo <dnovillo@google.com>
26380 * doc/contrib.texi: Update contributions.
26382 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26385 * builtins.c (fold_builtin_memory_op): Give up if either operand
26386 is volatile. Set srctype or desttype to non-qualified version
26390 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
26391 and FUNCTION_DECLs.
26393 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
26395 PR rtl-optimization/35805
26396 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
26397 problem if fast dce is able to remove any instructions.
26398 * dce.c (dce_process_block): Fix dump message.
26400 2009-01-02 Mark Mitchell <mark@codesourcery.com>
26403 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
26405 2009-01-02 Jakub Jelinek <jakub@redhat.com>
26407 PR middle-end/38690
26408 * tree-flow.h (op_code_prio, op_prio): New prototypes.
26409 * tree-pretty-print.c (op_code_prio): New function.
26410 (op_prio): No longer static. Use op_code_prio.
26411 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
26412 Use op_prio and op_code_prio to determine if () should be
26413 printed around operand(s) or not.
26415 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
26416 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
26417 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
26418 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
26419 pp_character instead of pp_string for single letter printing.
26421 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
26423 * doc/extend.texi: Fix '#pragma GCC option' typo.
26425 2009-01-02 Richard Guenther <rguenther@suse.de>
26427 * doc/install.texi (--enable-checking): Mention different
26428 default for stage1.
26429 (--enable-stage1-checking): Document.
26431 2009-01-01 Andrew Pinski <pinskia@gmail.com>
26433 PR middle-end/30142
26434 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
26435 case to be an error.
26437 2009-01-02 Ben Elliston <bje@au.ibm.com>
26439 * config/fp-bit.h (pack_d): Constify argument.
26440 * config/fp-bit.c (makenan): Constify return type. Remove casts.
26441 (isnan): Constify argument.
26443 (iszero): Likewise.
26444 (pack_d): Likewise.
26445 (_fpadd_parts): Constify return type.
26446 (_fpmul_parts): Likewise.
26447 (_fpdiv_parts): Likewise.
26449 2009-01-01 Jakub Jelinek <jakub@redhat.com>
26452 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
26453 warn about overwriting initializer with side-effects or
26454 -Woverride-init if !IMPLICIT.
26455 (output_init_element): Likewise. Pass IMPLICIT down to
26457 (process_init_element): Add IMPLICIT argument. Pass it down
26458 to output_init_element.
26459 (push_init_element, pop_init_level, set_designator): Adjust
26460 process_init_element callers.
26461 (set_nonincremental_init, set_nonincremental_init_from_string):
26462 Adjust add_pending_init callers.
26463 (output_pending_init_elements): Adjust output_init_element callers.
26464 * c-tree.h (process_init_element): Adjust prototype.
26465 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
26466 process_init_element callers.
26469 Copyright (C) 2009 Free Software Foundation, Inc.
26471 Copying and distribution of this file, with or without modification,
26472 are permitted in any medium without royalty provided the copyright
26473 notice and this notice are preserved.