1 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
3 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
4 Enable a new case for __FreeBSD__ >= 7.
5 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
6 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
7 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
10 2009-09-22 Richard Guenther <rguenther@suse.de>
13 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
14 arrays really properly.
16 2009-09-22 Richard Henderson <rth@redhat.com>
19 * target.h (struct gcc_target): Add asm_out.trampoline_template,
20 calls.static_chain, calls.trampoline_init,
21 calls.trampoline_adjust_address.
22 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
23 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
24 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
25 * builtins.c (expand_builtin_setjmp_receiver): Use
26 targetm.calls.static_chain; only clobber registers.
27 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
28 set up memory attributes properly for the trampoline block.
29 (expand_builtin_adjust_trampoline): Use
30 targetm.calls.trampoline_adjust_address.
31 * calls.c (prepare_call_address): Add fndecl argument. Use
32 targetm.calls.static_chain.
33 * df-scan.c (df_need_static_chain_reg): Remove.
34 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
35 consolodate static chain handling.
36 * doc/tm.texi: Document new hooks.
37 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
38 (init_emit_regs): Don't initialize them.
39 * expr.h (prepare_call_address): Update decl.
40 * final.c (profile_function): Use targetm.calls.static_chain.
41 * function.c (expand_function_start): Likewise.
42 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
43 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
44 only clobber registers.
45 * targhooks.c (default_static_chain): New.
46 (default_asm_trampoline_template, default_trampoline_init): New.
47 (default_trampoline_adjust_address): New.
48 * targhooks.h: Declare them.
49 * varasm.c (assemble_trampoline_template): Use
50 targetm.asm_out.trampoline_template. Make the memory block const
53 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
54 alpha_initialize_trampoline. Make static. Merge VMS parameter
55 differences into the TARGET_ABI_OPEN_VMS code block.
56 (TARGET_TRAMPOLINE_INIT): New.
57 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
58 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
59 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
60 (INITIALIZE_TRAMPOLINE): Remove.
62 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
63 (TRAMPOLINE_TEMPLATE): Merge with ...
64 (INITIALIZE_TRAMPOLINE): ... this and move ...
65 * config/arc/arc.c (arc_trampoline_init): ... here.
66 (TARGET_TRAMPOLINE_INIT): New.
68 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
69 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
70 (arm_asm_trampoline_template): New.
71 (arm_trampoline_init, arm_trampoline_adjust_address): New.
72 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
73 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
74 code to arm_asm_trampoline_template.
75 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
76 arm_trampoline_adjust_address.
77 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
78 adjust for target hook parameters.
80 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Remove.
82 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
83 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
84 (bfin_trampoline_init): Rename from initialize_trampoline;
85 make static; update for target hook parameters.
86 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
87 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
88 bfin_asm_trampoline_template.
89 (INITIALIZE_TRAMPOLINE): Remove.
91 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
92 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
93 cris_trampoline_init): New.
94 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
95 cris_asm_trampoline_template.
96 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
97 adjust for target hook parameters.
99 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
101 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
102 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
103 fr30_trampoline_init): New.
104 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
105 fr30_asm_trampoline_template.
106 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
107 adjust for target hook parameters.
109 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
110 (frv_trampoline_init): Rename from frv_initialize_trampoline;
111 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
112 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
113 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
115 * config/h8300/h8300.c (h8300_trampoline_init): New.
116 (TARGET_TRAMPOLINE_INIT): New.
117 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
118 to h8300_trampoline_init and adjust for hook parameters.
120 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
121 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
122 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
123 make static; adjust for hook parameters.
124 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
126 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
127 (TARGET_TRAMPOLINE_INIT): New.
128 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
129 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
130 iq2000_asm_trampoline_template.
131 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
132 (TRAMPOLINE_CODE_SIZE): New.
133 (TRAMPOLINE_SIZE): Use it.
134 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
136 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
137 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
138 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
139 adjust for hook parameters.
140 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
142 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
143 (m32r_trampoline_init): New.
144 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
145 m32r_trampoline_init.
147 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
148 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
149 make static; update for hook parameters.
150 * config/m68hc11/m68hc11-protos.h: Update.
151 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
153 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
154 (TARGET_TRAMPOLINE_INIT): New.
155 (mcore_function_value): Fix typo.
156 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
157 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
158 to mcore_asm_trampoline_template.
159 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
161 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
162 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
163 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
164 update for hook parameters.
165 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
167 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
168 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
169 mips_trampoline_init): New.
170 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
171 mips_asm_trampoline_template.
172 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
173 update for hook parameters.
175 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
176 (TARGET_TRAMPOLINE_INIT): New.
177 (mmix_trampoline_size): Remove.
178 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
179 make static. Remove out-of-date tetra vs octa comment.
180 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
181 make static; update for hook parameters.
182 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
183 (INITIALIZE_TRAMPOLINE): Remove.
184 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
185 (TRAMPOLINE_ALIGNMENT): New.
186 * gcc/config/mmix/mmix-protos.h: Update.
188 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
189 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
190 mn10300_trampoline_init): New.
191 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
192 mn10300_asm_trampoline_template.
193 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
195 * config/moxie/moxie.c (moxie_static_chain,
196 moxie_asm_trampoline_template, moxie_trampoline_init,
197 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
198 TARGET_TRAMPOLINE_INIT): New.
199 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
200 moxie_trampoline_init.
201 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
202 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
204 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
205 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
206 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
207 pa_trampoline_adjust_address): New.
208 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
209 pa_asm_trampoline_template.
210 (TRAMPOLINE_ALIGNMENT): New.
211 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
212 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
213 adjust for hook parameters.
214 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
216 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
217 (TARGET_TRAMPOLINE_INIT): New.
218 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
219 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
221 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
223 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
224 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
225 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
226 make static; adjust parameters for the hook.
227 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
229 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
230 s390_trampoline_template; make static.
231 (s390_trampoline_init): Rename from s390_initialize_trampoline;
232 make static; adjust for target hook.
233 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
234 * config/s390/s390-protos.h: Remove trampoline decls.
235 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
236 (TRAMPOLINE_TEMPLATE): Remove.
237 (TRAMPOLINE_ALIGNMENT): New.
239 * config/score/score-protos.h (score_initialize_trampoline): Remove.
240 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
241 (TARGET_TRAMPOLINE_INIT): New.
242 (score_asm_trampoline_template): New.
243 (score_trampoline_init): Rename from score_initialize_trampoline;
244 make static; adjust for hook parameters.
245 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
246 score[37]_asm_trampoline_template.
247 (INITIALIZE_TRAMPOLINE): Remove.
248 * config/score/score3.c (score3_asm_trampoline_template): New.
249 (score3_trampoline_init): Rename from score3_initialize_trampoline;
250 adjust for target hook.
251 * config/score/score7.c (score7_asm_trampoline_template): New.
252 (score7_trampoline_init): Rename from score7_initialize_trampoline;
253 adjust for target hook.
254 * config/score/score3.h, config/score/score7.h: Update.
256 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
257 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
258 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
259 (sh_trampoline_init): Rename from sh_initialize_trampoline;
260 make static; adjust for target hook parameters.
261 (sh_trampoline_adjust_address): New.
262 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
263 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
265 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
266 (sparc32_initialize_trampoline): Rename from
267 sparc_initialize_trampoline; make static; replace tramp parameter
268 with m_tramp and update memory accesses.
269 (sparc64_initialize_trampoline): Similarly.
270 (sparc_trampoline_init): New.
271 * config/sparc/sparc-protos.h: Remove trampoline decls.
272 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
273 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
275 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
276 (array_to_constant): Make ARR parameter const.
277 (spu_trampoline_init): Rename from spu_initialize_trampoline;
278 make static; update for hook parameters.
279 * config/spu/spu-protos.h: Update decls.
280 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
282 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
283 from xstormy16_initialize_trampoline; make static; update for
285 (TARGET_TRAMPOLINE_INIT): New.
286 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
288 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
289 (TARGET_TRAMPOLINE_INIT): New.
290 (v850_can_eliminate): Make static.
291 (v850_asm_trampoline_template, v850_trampoline_init): New.
292 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
293 v850_asm_trampoline_template.
294 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
295 and adjust for target hook parameters.
297 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
298 (TARGET_TRAMPOLINE_INIT): New.
299 (vax_asm_trampoline_template, vax_trampoline_init): New.
300 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
301 vax_asm_trampoline_template.
302 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
304 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
305 (TARGET_TRAMPOLINE_INIT): New.
306 (xtensa_asm_trampoline_template): Rename from
307 xtensa_trampoline_template; make static.
308 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
309 make static; update for hook parameters.
310 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
311 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
312 (INITIALIZE_TRAMPOLINE): Remove.
314 * config/i386/i386.c (ix86_function_regparm): Do not issue an
315 error for nested functions with regparm=3.
316 (ix86_compute_frame_layout): Adjust frame pointer offset for
317 ix86_static_chain_on_stack.
318 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
319 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
320 don't reset to UNITS_PER_WORD.
321 (ix86_emit_leave): Adjust ix86_cfa_state.
322 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
323 (ix86_static_chain): New.
324 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
325 make static; update for target hook parameters; use ix86_static_chain.
326 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
327 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
328 (INITIALIZE_TRAMPOLINE): Remove.
329 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
330 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
331 to the end. Add static_chain_on_stack.
332 (ix86_static_chain_on_stack): New.
334 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
335 (m68k_output_mi_thunk): Don't use static_chain_rtx.
336 (m68k_trampoline_init): New.
337 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
338 m68k_trampoline_init and adjust for hook parameters.
339 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
340 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
342 2009-09-22 Jakub Jelinek <jakub@redhat.com>
344 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
345 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
347 * reload1.c (reload): Call wrap_constant when substituting
348 reg for equiv inside of DEBUG_INSNs.
351 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
352 add_call_src_coords_attributes, add_high_low_attributes,
353 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
354 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
355 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
356 when -gdwarf-2 -gstrict-dwarf.
357 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
358 -gdwarf-[23] -gstrict-dwarf.
359 (address_of_int_loc_descriptor, loc_descriptor,
360 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
361 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
362 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
364 2009-09-22 Richard Guenther <rguenther@suse.de>
366 PR tree-optimization/41428
367 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
368 (ccp_finalize): Pass it to substitute_and_fold.
370 2009-09-22 Richard Guenther <rguenther@suse.de>
372 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
373 (substitute_and_fold): Adjust prototype.
374 * tree-vrp.c (vrp_evaluate_conditional): Make static.
375 (simplify_stmt_using_ranges): Likewise.
376 (fold_predicate_in): Move here from tree-ssa-propagate.c.
377 (vrp_fold_stmt): New function.
378 (vrp_finalize): Pass it to substitute_and_fold.
379 * tree-flow.h (vrp_evaluate_conditional): Remove.
380 (simplify_stmt_using_ranges): Likewise.
381 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
382 * tree-ssa-copy.c (fini_copy_prop): Likewise.
383 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
385 (fold_predicate_in): Move to tree-vrp.c.
386 (substitute_and_fold): Use the callback instead of calling into
387 tree-vrp.c functions directly.
389 2009-09-22 Jakub Jelinek <jakub@redhat.com>
391 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
392 comparison warning on rs6000.
395 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
396 GIMPLE_EH_MUST_NOT_THROW cleanup.
397 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
399 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
402 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
403 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
404 LIB_SPEC for darwin10 and later since it always uses the unwinder in
405 libSystem which is derived from the gcc 4.2.1 unwinder.
407 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
410 * varasm.c (default_encode_section_info): Copy TLS model into
411 sym_ref flags regardless of backend support for TLS, for all
412 model types except TLS_MODEL_EMULATED.
414 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
417 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
418 we can handle it correctly.
420 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
422 * doc/install.texi (os2): Remove section.
424 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
426 * doc/standards.texi (Objective-C): Adjust two URLs.
428 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
430 * tree-tailcall.c (process_assignment): Don't check if a multiplication
431 or an addition are already present.
432 (find_tail_calls): Combine multiple additions and multiplications.
433 (adjust_accumulator_values): Emit accumulators.
435 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
437 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
438 xmm register restore.
440 2009-09-21 Jan Hubicka <jh@suse.cz>
442 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
443 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
446 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
448 * stor-layout.c (layout_type): Remove obsolete code.
450 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
453 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
455 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
458 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
459 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
460 (fold_builtin_2, do_mpc_arg1): Update accordingly.
461 * fold-const.c (const_binop): Likewise.
462 * real.h (do_mpc_arg2): Update prototype.
464 2009-09-20 Jan Hubicka <jh@suse.cz>
466 * dwarf2out.c (add_const_value_attribute): Return true if successful.
467 (add_location_or_const_value_attribute): Rewrite using loc_list_from_tree.
468 (tree_add_const_value_attribute): Return true if successful.
469 (tree_add_const_value_attribute_for_decl): Likewise.
471 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
472 (loc_descriptor): ... here;
473 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
474 (cst_pool_loc_descr): Break out from ...; do not reffer constant
475 pool items that was not marked for output.
476 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
477 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
478 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
479 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
480 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
481 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
482 DW_OP_stack_value to get address of items that are not available
484 (dw_loc_list): Handle single element lists correctly.
486 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
487 Pascal Obry <obry@adacore.com>
489 * unwind-dw2-fde.c (classify_object_over_fdes):
490 Cast the constant 1 to _Unwind_Ptr.
491 (add_fdes): Likewise.
492 (linear_search_fdes): Likewise.
494 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
496 * stor-layout.c (set_sizetype): Avoid useless type copy.
498 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
500 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
502 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
503 * configure, config.in: Regenerate.
504 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
506 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
507 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
508 for global data if the output could be used in a shared library.
509 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
510 to 0 if TARGET_WRITABLE_EH_FRAME.
512 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
514 PR rtl-optimization/39886
515 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
516 just when insn is equal to BB_END (bb).
518 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
520 * config/mips/mips.opt (mrelax-pic-calls): New option.
521 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
523 (mips_unspec_call): Change "unspec_call" expander into this.
524 (mips_strip_unspec_call): New function.
525 (mips_got_load): Call mips_unspec_call instead of
526 gen_unspec_call<mode>.
527 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
529 (mips_cfg_in_reorg): New function.
530 (mips16_lay_out_constants): Use it to decide whether to call
531 CFG-aware insn splitting.
532 (r10k_insert_cache_barriers): Move CFG set-up code from here to
533 mips_reorg. Move DF set-up code from here ...
534 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
536 (mips_reorg): Call mips_df_reorg instead of
537 r10k_insert_cache_barriers. Move CFG set-up code here from
538 r10k_insert_cache_barriers.
539 (mips_call_expr_from_insn): New function.
540 (mips_pic_call_symbol_from_set): Likewise.
541 (mips_find_pic_call_symbol): Likewise.
542 (mips_annotate_pic_call_expr): Likewise.
543 (mips_get_pic_call_symbol): Likewise.
544 (mips_annotate_pic_calls): Likewise.
545 (mips_override_options): Disable -mrelax-pic-calls unless PIC
547 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
548 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
549 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
551 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
552 (unspec_call<mode>): Remove it.
553 (sibcall_internal, sibcall_value_internal,
554 sibcall_value_multiple_internal, call_internal, call_split,
555 call_value_internal, call_value_split,
556 call_value_multiple_internal, call_value_multiple_split): Pass
557 SIZE_OPNO to MIPS_CALL.
558 (call_internal_direct, call_direct_split,
559 call_value_internal_direct, call_value_direct_split): Pass -1 as
560 SIZE_OPNO to MIPS_CALL.
561 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
562 * configure: Regenerate.
563 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
564 and -mno-relax-pic-calls.
565 (MIPS Options): Document -mrelax-pic-calls
566 and -mno-relax-pic-calls.
568 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
571 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
572 in the directory this rule is called from, rather than the
573 toplevel 'gcc' directory, to fix in-tree build.
575 2009-09-19 Chris Demetriou <cgd@google.com>
577 PR preprocessor/28435:
578 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
579 to cpplib that the preprocessor output is needed.
581 2009-09-19 Jakub Jelinek <jakub@redhat.com>
583 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
584 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
585 *return_and_restore_fpregs_<mode>,
586 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
589 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
590 instead of assuming it has always a REG inside of it.
592 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
594 * config/freebsd.h: Update comment on types.
597 2009-09-18 Jason Merrill <jason@redhat.com>
599 * c.opt: Add -fno-deduce-init-list.
601 2009-09-18 Neil Vachharajani <nvachhar@google.com>
603 * value-prof.c (interesting_stringop_to_profile_p): Added output
604 argument to indicate which parameter is the size parameter.
605 * value-prof.c (gimple_stringop_fixed_value): Use
606 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
607 * value-prof.c (gimple_stringops_transform): Update call sites to
608 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
609 * testsuite/gcc.dg/tree-prof/val-prof-7.c: Added test case.
611 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
614 From David Binderman <dcb314@hotmail.com>:
615 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
616 local variable f. Remove stale comments.
617 (ix86_compute_frame_layout): Remove useless local variable total_size.
619 (legitimate_address_p): Remove useless local variables
620 reason_rtx and reason.
621 (ix86_split_copysign_const): Remove useless local variable op1.
622 (scale_counter): Remove useless local variable piece_size_mask.
624 2009-09-18 Jakub Jelinek <jakub@redhat.com>
626 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
629 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
632 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
634 2009-09-17 Jakub Jelinek <jakub@redhat.com>
636 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
639 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
641 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
642 DW_OP_implicit_value even without dwarf_version 4.
644 2009-09-17 Jan Hubicka <jh@suse.cz>
646 * dwarf2out.c: Include tree-pass.h and gimple.h.
647 (loc_list_plus_const): New function.
648 (loc_descriptor_from_tree_1): Rename to ...
649 (loc_descriptor_from_tree): ... remove original.
650 (loc_list_from_tree): New function.
651 (add_AT_location_description): Accept location list.
652 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
653 (concatn_mem_loc_descriptor): Remove.
654 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
656 (secname_for_decl): Move up.
657 (hidden_reference_p): New function; break out from ...
658 (loc_by_refernece): ... here; move up.
659 (dw_loc_list): New function.
660 (single_element_loc_list): New function.
661 (single_element_loc_list_p): New function.
662 (add_loc_descr_to_each): New function.
663 (add_loc_list): New function.
664 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
665 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
666 add diagnostics why expansion failed.
667 (add_location_or_const_value_attribute): Support location lists.
668 (add_bound_info): Likewise.
669 (descr_info_loc): Update call of loc_descriptor_from_tree.
670 (gen_variable_die): Work on location lists.
671 * final.c (pass_final): Add dump file.
672 * Makefile.in (dwarf2out.o): Add new dependencies.
674 2009-09-17 Janis Johnson <janis187@us.ibm.com>
677 * real.c decimal_from_integer, decimal_integer_string): New.
678 (real_from_integer): Use them as special case for decimal float.
679 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
680 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
681 Do not append zero after the decimal point in string to convert.
683 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
685 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
686 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
688 2009-09-17 Martin Jambor <mjambor@suse.cz>
690 * common.opt (fipa-sra): New switch.
691 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
692 * timevar.def (TV_IPA_SRA): New timevar.
693 * params.def (ipa-sra-ptr-growth-factor): New parameter.
694 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
695 * tree-sra.c: Include cgraph.c.
696 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
697 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
698 and grp_not_necessarilly_dereferenced.
699 (func_param_count): New variable.
700 (encountered_apply_args): New variable.
701 (bb_dereferences): New variable.
702 (final_bbs): New variable.
703 (no_accesses_representant): New variable.
704 (no_accesses_p): New function.
705 (dump_access): Dump the new fields.
706 (sra_initialize): Set encountered_apply_args to false.
707 (get_ssa_base_param): New function.
708 (mark_parm_dereference): New function.
709 (create_access): Caring for INIDRECT_REFs and different handling of
710 varialble length accesses in early IPA SRA. Store the stmt - a new
711 parameter - to the new access.
712 (build_access_from_expr_1): New parameter stmt, passed to
713 create_access. Handle INDIRECT_REFs.
714 (build_access_from_expr): Pass the current statement to
715 build_access_from_expr_1.
716 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
718 (build_accesses_from_assign): Pass the current statement to
719 build_access_from_expr_1. Do not create assign links in IPA-SRA.
720 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
721 final_bbs when necessary. Check for calls to __builtin_apply_args.
722 Fixup EH info if anythng was changed.
723 (is_unused_scalar_param): New function.
724 (ptr_parm_has_direct_uses): New function.
725 (find_param_candidates): New function.
726 (mark_maybe_modified): New function.
727 (analyze_modified_params): New function.
728 (propagate_dereference_distances): New function.
729 (dump_dereferences_table): New function.
730 (analyze_caller_dereference_legality): New function.
731 (unmodified_by_ref_scalar_representative): New function.
732 (splice_param_accesses): New function.
733 (decide_one_param_reduction): New function.
734 (enum ipa_splicing_result): New type.
735 (splice_all_param_accesses): New function.
736 (get_param_index): New function.
737 (turn_representatives_into_adjustments): New function.
738 (analyze_all_param_acesses): New function.
739 (get_replaced_param_substitute): New function.
740 (get_adjustment_for_base): New function.
741 (replace_removed_params_ssa_names): New function.
742 (sra_ipa_reset_debug_stmts): New function.
743 (sra_ipa_modify_expr): New function.
744 (sra_ipa_modify_assign): New function.
745 (convert_callers): New function.
746 (modify_function): New function.
747 (ipa_sra_preliminary_function_checks): New function.
748 (ipa_early_sra): New function.
749 (ipa_early_sra_gate): New function.
750 (pass_early_ipa_sra): New variable.
751 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
753 2009-09-17 Michael Matz <matz@suse.de>
756 * tree.c (build_type_attribute_qual_variant): Export.
757 * tree.h (build_type_attribute_qual_variant): Declare.
758 * tree-inline.c (remap_type_1): Use it to build variants with
759 the original qualifiers and attributes.
761 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
763 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
764 without a fallthrough edge.
766 2009-09-16 DJ Delorie <dj@redhat.com>
768 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
769 chip and ignore the "fast_interrupt" attribute if so.
771 2009-09-16 Richard Henderson <rth@redhat.com>
774 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
777 2009-09-16 Richard Henderson <rth@redhat.com>
780 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
781 is set only if DECL_NO_STATIC_CHAIN is unset.
782 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
783 (FOR_EACH_NEST_INFO): New.
784 (walk_all_functions): Use it.
785 (finalize_nesting_tree): Likewise.
786 (unnest_nesting_tree): Likewise.
787 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
788 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
789 (convert_gimple_call): Early out if gimple_call_chain already set.
790 (convert_all_function_calls): Iterate until no new functions
791 require a static chain.
792 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
793 when building a trampoline. Use dump_function_to_file instead
795 (lower_nested_functions): Open dump_file. Validate that decls
796 that have DECL_NO_STATIC_CHAIN from the front end don't have that
797 bit reset by this pass.
799 2009-09-16 Michael Matz <matz@suse.de>
802 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
803 shorten decl_common_unused.
804 (DECL_RESTRICTED_P): New accessor.
805 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
806 to disambiguate marked decls and restrict pointers.
808 2009-09-16 Richard Henderson <rth@redhat.com>
811 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
813 2009-09-16 Jakub Jelinek <jakub@redhat.com>
815 * integrate.c (set_block_abstract_flags): Call
816 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
818 2009-09-16 Richard Guenther <rguenther@suse.de>
821 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
824 2009-09-16 DJ Delorie <dj@redhat.com>
825 Kaz Kojima <kkojima@gcc.gnu.org>
827 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
828 (sh_expand_prologue): Update calls to output_stack_adjust.
829 (sh_expand_epilogue): Likewise.
831 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
834 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
835 trying to limit the extent of searches in the insn stream.
837 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
838 Jakub Jelinek <jakub@redhat.com>
842 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
844 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
845 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
846 (rs6000_savres_strategy): Always save FP registers inline if the
847 target doesn't support hardware double-precision. Set the above
848 bits in return value when needed.
849 (rs6000_savres_routine_sym): Fix computation for cache selector.
850 Mark the generated symbol as a function. Rename exitp argument to
851 lr. Move code for determining the name of the symbol...
852 (rs6000_savres_routine_name): ...here. New function. Add cases for
853 getting the names right on AIX and 64-bit Linux.
854 (savres_routine_name): New variable.
855 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
856 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
857 on what the target routine uses as a base register. If savep && lr
858 describe saving of r0 into memory slot.
859 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
860 line calls for AIX ABI.
861 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
862 determine FP save/restore functions.
863 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
864 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
866 (rs6000_emit_epilogue): Adjust computation of restore_lr.
867 Duplicate restoration of LR and execute the appropriate one
868 depending on whether GPRs are being restored inline. Set r11 from
869 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
870 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
871 Fix out of line calls for AIX ABI.
872 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
874 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
876 (*restore_gpregs_spe): Likewise.
877 (*return_and_restore_gpregs_spe): Likewise.
878 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
879 Define to empty string unconditionally.
880 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
881 Define to empty string unconditionally.
882 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
885 2009-09-15 Jan Hubicka <jh@suse.cz>
887 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
888 * params.def (inline-insns-auto): Likewise.
890 2009-09-15 Martin Jambor <mjambor@suse.cz>
892 * ipa-inline.c (estimate_function_body_sizes): Dump info about
893 individual statements only at TDF_DETAILS dump level. Format
894 source for 80 characters per line.
896 2009-09-15 Christian Bruel <christian.bruel@st.com>
898 * regrename.c (do_replace): Update REG_DEAD notes.
900 2009-09-15 Revital Eres <eres@il.ibm.com>
902 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
903 * targhooks.c (default_builtin_support_vector_misalignment):
904 New builtin function.
905 * targhooks.h (default_builtin_support_vector_misalignment):
907 * target.h (builtin_support_vector_misalignment):
908 New field in struct gcc_target.
909 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
910 new builtin function.
911 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
913 * config/rs6000/rs6000.c
914 (rs6000_builtin_support_vector_misalignment): New function.
915 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
917 2009-09-15 Jie Zhang <jie.zhang@analog.com>
919 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
921 (bfin_optimize_loop): Likewise.
922 (bfin_gen_bundles): Likewise.
923 (workaround_speculation): Likewise.
924 (find_load): Return NULL_RTX for debug_insn.
926 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
928 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
931 2009-09-14 DJ Delorie <dj@redhat.com>
933 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
934 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
937 2009-09-14 Richard Henderson <rth@redhat.com>
938 Jakub Jelinek <jakub@redhat.com>
940 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
941 * cfgbuild.c (make_edges): Handle asm goto.
942 * cfglayout.c (fixup_reorder_chain): Likewise.
943 * cfgrtl.c (patch_jump_insn): Likewise.
944 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
945 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
946 (gimple_build_asm_vec): Add and use labels parameter.
947 (gimple_build_asm): Remove.
948 (walk_gimple_asm): Walk labels too.
949 * gimple.def (GIMPLE_ASM): Update docs.
950 * gimple.h: Update decls.
951 (struct gimple_statement_asm): Change nc to use unsigned char;
953 (gimple_asm_nlabels): New.
954 (gimple_asm_label_op, gimple_asm_set_label_op): New.
955 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
956 into gimple_build_asm_vec.
957 * jump.c (mark_jump_label_asm): New.
958 (mark_jump_label): Use it.
959 (redirect_jump_1): Handle asm goto.
960 (invert_jump_1): Soft fail if X is null.
961 * recog.c (extract_asm_operands): New.
962 (asm_noperands): Use it; handle asm labels.
963 (decode_asm_operands): Use extract_asm_operands.
964 (asm_operand_ok): Properly handle empty string.
965 * reg-stack.c (get_asm_operands_in_out): Rename from
966 get_asm_operand_n_inputs; use extract_asm_operands; return both
967 inputs and outputs by reference; update all callers.
968 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
969 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
970 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
971 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
972 (extract_asm_operands): Declare.
973 * stmt.c (expand_asm_operands): Add and use labels parameter.
974 (check_unique_operand_names): Likewise.
975 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
976 (expand_asm_stmt): Handle asm labels.
977 * tree-cfg.c (make_gimple_asm_edges): New.
978 (make_edges): Use it.
979 (cleanup_dead_labels): Handle asm labels.
980 (is_ctrl_altering_stmt): Likewise.
981 (gimple_redirect_edge_and_branch): Likewise.
982 * tree.def (ASM_EXPR): Add 5th operand.
983 * tree.h (ASM_LABELS): New.
984 (resolve_asm_operand_names): Update decl.
986 * c-parser.c (c_parser_asm_statement): Parse asm goto.
987 (c_parser_asm_goto_operands): New.
988 * c-tree.h (build_asm_expr): Update decl.
989 * c-typeck.c (build_asm_expr): Add and use labels parameter.
990 * doc/extend.texi: Document asm goto.
992 2009-09-14 Richard Henderson <rth@redhat.com>
994 * except.h: Update declarations.
995 (struct pointer_map_t): Forward declare.
996 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
997 (struct eh_landing_pad_d, eh_landing_pad): New.
998 (struct eh_catch_d, eh_catch): New.
999 (struct eh_region_d): Remove next_region_sharing_label, aka,
1000 label, tree_label, landing_pad, post_landing_pad, resume,
1001 may_contain_throw. Rename region_number to index. Remove
1002 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
1003 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
1004 (VEC(eh_landing_pad,gc)): New.
1005 (struct eh_status): Remove last_region_number. Add lp_array,
1006 throw_stmt_table, ttype_data, ehspec_data.
1007 (ehr_next, FOR_ALL_EH_REGION_AT): New.
1008 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
1009 * except.c (lang_protect_cleanup_actions): Return tree.
1010 (struct ehl_map_entry): Remove.
1011 (init_eh_for_function): Push zero entries for region and lp_array.
1012 (gen_eh_region): Add to region_array immediately.
1013 (gen_eh_region_catch): Operate on eh_catch objects.
1014 (gen_eh_landing_pad): New.
1015 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
1016 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
1017 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
1018 (get_eh_landing_pad_from_number_fn): New.
1019 (get_eh_landing_pad_from_number): New.
1020 (get_eh_region_from_lp_number_fn): New.
1021 (get_eh_region_from_lp_number): New.
1022 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
1023 (get_exception_pointer, get_exception_filter): Remove.
1024 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
1025 (current_function_has_exception_handlers): Simplify.
1026 (bring_to_root, eh_region_replaceable_by_p): Remove.
1027 (replace_region, hash_type_list, hash_eh_region): Remove.
1028 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
1029 (label_to_region_map, num_eh_regions): Remove.
1030 (get_next_region_sharing_label, must_not_throw_labels): Remove.
1031 (find_exception_handler_labels): Remove.
1032 (duplicate_eh_regions_0, find_prev_try): Remove.
1033 (struct duplicate_eh_regions_data): New.
1034 (duplicate_eh_regions_1): Rewrite.
1035 (duplicate_eh_regions): Return a pointer map instead of an
1037 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
1038 (redirect_eh_edge_to_label): Remove.
1039 (eh_region_outermost): Rewrite using eh_region pointers
1040 instead of integers.
1041 (add_ttypes_entry): Update for ttype_data move to eh_status.
1042 (add_ehspec_entry): Rewrite with VEC instead of varray.
1043 (assign_filter_values): Likewise. Export.
1044 (build_post_landing_pads, connect_post_landing_pads): Remove.
1045 (dw2_build_landing_pads): Rewrite to use lp_array.
1046 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
1047 (sjlj_assign_call_site_values): Rewrite to use lp_array.
1048 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
1049 (sjlj_mark_call_sites): Update for landing pad numbers.
1050 (finish_eh_generation): Rewrite.
1051 (gate_handle_eh): Do nothing for no eh tree.
1052 (pass_rtl_eh): Move up near finish_eh_generation.
1053 (remove_eh_landing_pad): New.
1054 (remove_eh_handler): Export.
1055 (remove_eh_region, remove_eh_handler_and_replace): Remove.
1056 (for_each_eh_label): Rewrite to use lp_array.
1057 (make_reg_eh_region_note): New.
1058 (make_reg_eh_region_note_nothrow_nononlocal): New.
1059 (insn_could_throw_p): New.
1060 (copy_reg_eh_region_note_forward): New.
1061 (copy_reg_eh_region_note_backward): New.
1062 (check_handled, add_reachable_handler): Remove.
1063 (reachable_next_level, foreach_reachable_handler): Remove.
1064 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
1065 (get_eh_region_and_lp_from_rtx): New.
1066 (get_eh_region_from_rtx): New.
1067 (can_throw_internal_1, can_throw_external_1): Remove.
1068 (can_throw_internal): Use get_eh_region_from_rtx.
1069 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
1070 (insn_nothrow_p, can_nonlocal_goto): New.
1071 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
1072 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
1073 (add_action_record): Use VEC not varray.
1074 (collect_one_action_chain): Update for eh_region changes.
1075 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
1076 Use get_eh_region_and_lp_from_rtx.
1077 (gate_convert_to_eh_region_ranges): New.
1078 (pass_convert_to_eh_region_ranges): Use it.
1079 (push_uleb128, push_sleb128): Use VEC not varray.
1080 (output_one_function_exception_table): Likewise.
1081 (dump_eh_tree): Update for eh_region changes.
1082 (verify_eh_tree): Likewise.
1083 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
1084 * tree-eh.c: Include target.h.
1085 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
1086 Don't disallow GIMPLE_RESX; adjust argument check.
1087 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
1088 (record_stmt_eh_region): Update for landing pad numbers;
1089 generate a landing pad if necessary.
1090 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
1091 (remove_stmt_from_eh_lp_fn): Similarly.
1092 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
1093 Update for lp numbers; don't special case missing throw_stmt_table.
1094 (lookup_expr_eh_lp): Similarly.
1095 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
1096 (eh_seq, eh_region_may_contain_throw): New.
1097 (struct leh_state): Add ehp_region.
1098 (struct leh_tf_state): Remove eh_label.
1099 (emit_post_landing_pad): New.
1100 (emit_resx, emit_eh_dispatch): New.
1101 (note_eh_region_may_contain_throw): New.
1102 (frob_into_branch_around): Take eh_region not eh label;
1103 emit eh code into eh_seq.
1104 (honor_protect_cleanup_actions): Early exit for no actions. Don't
1105 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
1106 lower_eh_must_not_throw. Emit code to eh_seq.
1107 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
1108 (lower_try_finally_onedest): Likewise.
1109 (lower_try_finally_copy): Likewise.
1110 (lower_try_finally_switch): Likewise.
1111 (lower_try_finally): Initialize ehp_region.
1112 (lower_catch): Update for eh_catch objects.
1113 (lower_eh_filter): Don't handle must_not_throw.
1114 (lower_eh_must_not_throw): New.
1115 (lower_cleanup): Don't set eh_label.
1116 (lower_eh_constructs_2): Resolve eh builtins.
1117 Handle GIMPLE_EH_MUST_NOT_THROW.
1118 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
1119 Add eh_seq to the end of the function body.
1120 (make_eh_dispatch_edges): New.
1121 (make_eh_edge): Remove.
1122 (make_eh_edges): Simplify for landing pads.
1123 (redirect_eh_edge_1): New.
1124 (redirect_eh_edge): Use it.
1125 (redirect_eh_dispatch_edge): New.
1126 (stmt_could_throw_p): Use a switch. Allow RESX.
1127 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
1128 (stmt_can_throw_internal): Likewise.
1129 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
1130 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
1131 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
1132 (gate_refactor_eh): New.
1133 (pass_refactor_eh): Use it.
1134 (lower_resx, execute_lower_resx, pass_lower_resx): New.
1135 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
1136 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
1137 (remove_unreachable_handlers): Rename from
1138 tree_remove_unreachable_handlers; rewrite for landing pads;
1139 call remove_eh_handler directly.
1140 (remove_unreachable_handlers_no_lp): New.
1141 (unsplit_eh, unsplit_all_eh): New.
1142 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
1143 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
1144 (cleanup_empty_eh_unsplit): New.
1145 (cleanup_empty_eh): Rewrite.
1146 (cleanup_all_empty_eh): New.
1147 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
1148 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
1149 (gate_cleanup_eh): New.
1150 (pass_cleanup_eh): Use it.
1151 (verify_eh_edges): Move later in file. Expect one EH edge.
1152 (verify_eh_dispatch_edge): New.
1154 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
1155 (gtype-desc.o): Add TARGET_H.
1156 (tree.o): Use EXCEPT_H, not except.h.
1157 (cfgbuild.o): Add EXPR_H.
1158 (GTFILES): Add vecprim.h.
1159 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
1160 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
1161 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
1162 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
1163 * calls.c (emit_call_1): Use make_reg_eh_region_note.
1164 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
1165 calls to can_throw_internal.
1166 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
1167 (make_edges): Don't handle RESX; use can_nonlocal_goto.
1168 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
1169 (expand_gimple_stmt): Use make_reg_eh_region_note.
1170 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
1171 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
1172 or find_exception_handler_labels.
1173 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
1174 there is exacly one EH edge. Use can_nonlocal_goto and
1176 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
1177 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
1178 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
1179 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
1180 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
1181 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
1182 * dse.c (scan_insn): Use insn_could_throw_p.
1183 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
1184 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
1185 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
1186 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
1187 EXC_PTR_EXPR or FILTER_EXPR.
1188 (tree_expr_nonzero_warnv_p): Likewise.
1189 * function.h: Include vecprim.h, not varray.h
1190 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
1191 move ttype_data and ehspec_data members to struct eh_status; change
1192 action_record_data member to a VEC.
1193 * gcse.c (hash_scan_set): Use can_throw_internal.
1194 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
1195 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
1196 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
1197 (block_may_fallthru): Don't handle RESX_EXPR.
1198 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
1199 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
1200 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
1201 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
1202 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
1203 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
1204 (gimple_size): Likewise.
1205 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
1206 (gimple_build_resx): Use gimple_build_with_ops.
1207 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
1208 (is_gimple_val): Likewise.
1209 (is_gimple_stmt): Remove RESX_EXPR.
1210 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
1211 (GIMPLE_RESX): Reorder with other EH constructs.
1212 * gimple.h (struct gimple_statement_eh_mnt): New.
1213 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
1214 (gimple_eh_filter_must_not_throw): Remove.
1215 (gimple_eh_filter_set_must_not_throw): Remove.
1216 (gimple_eh_must_not_throw_fndecl): New.
1217 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
1218 (is_gimple_resx): New.
1219 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
1220 Don't copy EH_FILTER_MUST_NOT_THROW.
1221 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
1222 * ipa-inline.c (estimate_function_body_sizes): Don't try to
1223 handle must_not_throw_labels specially.
1224 * ipa-pure-const.c (check_call): Update debug statement for LP.
1225 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
1226 * ipa-utils.c (get_base_var): Likewise.
1227 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
1228 * lower-subreg.c (move_eh_region_note): Remove.
1229 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
1230 * omp-low.c (new_omp_context): Update for eh_lp_nr.
1231 (create_task_copyfn): Likewise.
1232 (maybe_catch_exception): Use gimple_build_eh_filter.
1233 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
1234 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
1235 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
1236 and pass_lower_resx.
1237 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
1238 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
1239 can_throw_internal, can_nonlocal_goto.
1240 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
1241 copy_reg_eh_region_note_forward.
1242 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
1243 (emit_output_reload_insns): Likewise.
1244 (copy_eh_notes): Remove.
1245 * rtl.def (RESX): Remove.
1246 * rtl.h: Update declarations.
1247 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
1248 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
1249 (update_eh_label): Remove.
1250 (cleanup_dead_labels_eh): New.
1251 (cleanup_deal_labels): Use it instead of update_eh_label.
1252 (gimple_merge_blocks): Update landing pad data structure when
1253 removing a landing pad label.
1254 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
1255 test; handle GIMPLE_EH_MUST_NOT_THROW.
1256 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
1257 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
1258 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
1259 (verify_stmt): Likewise. Verify landing pads.
1260 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
1261 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
1262 (struct move_stmt_d): Add eh_map.
1263 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
1264 (move_stmt_r): Remap eh region numbers in builtin calls,
1265 resx and eh_dispatch.
1266 (move_block_to_fn): Remove eh_offset parameter. Use
1267 maybe_duplicate_eh_stmt_fn.
1268 (find_outermost_region_in_block): Operate on eh_region pointers
1269 instead of region numbers.
1270 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
1271 duplicate_eh_regions.
1272 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
1273 test earlier. Disallow EH landing pads.
1274 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
1275 * tree-flow.h: Update declarations.
1276 (struct tree_ann_common_d): Replace rn with lp_nr.
1277 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
1278 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
1279 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
1280 resx and eh_dispatch.
1281 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
1282 (copy_edges_for_bb): Use make_eh_dispatch_edges.
1283 (copy_cfg_body): Expect eh_map instead of eh_region_offset
1284 from duplicate_eh_regions.
1285 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
1286 update RESX; handle EH_DISPATCH.
1287 (expand_call_inline): Set eh_lp_nr, not eh_region.
1288 (maybe_inline_call_in_expr): Likewise.
1289 * tree-inline.h (struct copy_body_data): Replace eh_region with
1290 eh_lp_nr, eh_region_offset with eh_map.
1291 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
1292 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
1293 * tree-pretty-print.c (dump_generic_node): Don't handle
1294 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
1295 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
1296 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
1297 EXC_PTR_EXPR, FILTER_EXPR.
1298 * tree-ssa-operands.c (get_expr_operands): Likewise.
1299 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
1300 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1301 (ao_ref_init_from_vn_reference): Likewise.
1302 * tree-ssa-sink.c (statement_sink_location): Likewise.
1303 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1304 (mark_virtual_phi_result_for_renaming): Export. Tidy.
1305 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
1306 EXC_PTR_EXPR, FILTER_EXPR.
1307 (is_exception_related): Remove.
1308 (compute_avail): Don't call it.
1309 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
1310 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
1311 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
1312 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
1314 (build_resx): Remove.
1315 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
1316 * tree.h: Update declarations.
1317 (EH_FILTER_MUST_NOT_THROW): Remove.
1318 (struct tree_label_decl): Add eh_landing_pad_nr.
1319 (EH_LANDING_PAD_NR): New.
1320 * value-prof.c (gimple_ic): Tidy variable names. Update for
1321 landing pad numbers.
1322 (gimple_stringop_fixed_value): Tidy variable names. Assert
1323 that neither call stmt can throw.
1324 * vecprim.h (uchar): New.
1325 (VEC(uchar,heap), VEC(uchar,gc)): New.
1327 * c-common.c (c_define_builtins): Update call to
1328 build_common_builtin_nodes.
1329 * c-parser.c (c_parse_file): Don't call
1330 default_init_unwind_resume_libfunc.
1332 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
1334 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
1335 (mips_cprestore_address_p): Likewise.
1336 (mips_save_gp_to_cprestore_slot): Likewise.
1337 (mips_restore_gp): Rename to...
1338 (mips_restore_gp_from_cprestore_slot): ...this.
1339 (mips_must_initialize_gp_p): Declare.
1340 (mips_emit_save_slot_move): Likewise.
1341 (mips_output_load_label): Return nothing.
1342 (mips_eh_uses): Declare.
1343 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
1344 (TARGET_CPRESTORE_DIRECTIVE): New macro.
1345 (TARGET_ABSOLUTE_JUMPS): Likewise.
1346 (EH_USES): Likewise.
1347 (FIRST_PSEUDO_REGISTER): Update comment.
1348 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
1349 (MIPS_CALL): ...here.
1350 (REGISTER_NAMES): Add $cprestore.
1351 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
1352 Add load_label_length, has_inflexible_gp_insn_p,
1353 has_flexible_gp_insn_p, must_initialize_gp_p and
1354 must_restore_gp_when_clobbered_p.
1355 (mips_expand_call): Don't generate split instructions here.
1356 (mips_split_call): Update the call to mips_restore_gp after
1357 the above name change.
1358 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
1359 (mips_find_gp_ref): New function.
1360 (mips_insn_has_inflexible_gp_ref_p): Likewise.
1361 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
1362 (mips_insn_has_flexible_gp_ref_p): Likewise.
1363 (mips_cfun_has_flexible_gp_ref_p): Likewise.
1364 (mips_function_has_gp_insn): Delete.
1365 (mips_global_pointer): Drop the df_regs_ever_live_p check.
1366 Use the new functions above. Only return INVALID_REGNUM
1367 for TARGET_ABSOLUTE_JUMPS.
1368 (mips_must_initialize_gp_p): New function.
1369 (mips_get_cprestore_base_and_offset): New function, extracted from...
1370 (mips_cprestore_slot): ...here. Take a bool parameter.
1371 (mips_cfun_has_cprestore_slot_p): New function.
1372 (mips_cprestore_address_p): Likewise.
1373 (mips_save_gp_to_cprestore_slot): Likewise.
1374 (mips_restore_gp): Rename to...
1375 (mips_restore_gp_from_cprestore_slot): ...this. Assert
1376 epilogue_completed. Update the call to mips_cprestore_slot.
1377 Test cfun->machine->must_restore_gp_when_clobbered_p.
1378 (mips_direct_save_slot_move_p): New function.
1379 (mips_emit_save_slot_move): Likewise.
1380 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
1381 of cfun->machine->global_pointer.
1382 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
1383 (mips_save_reg): Use mips_emit_save_slot_move.
1384 (mips_expand_prologue): Set must_initialize_gp_p.
1385 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
1386 for all cprestore saves. Emit a use_cprestore instruction after
1387 setting up the cprestore slot.
1388 (mips_restore_reg): Use mips_emit_save_slot_move.
1389 (mips_process_load_label): New function.
1390 (mips_load_label_length): Likewise.
1391 (mips_output_load_label): Don't return asm: output it here instead.
1392 Use mips_process_load_label.
1393 (mips_adjust_insn_length): Adjust the length of branch instructions
1394 that have length MAX_PIC_BRANCH_LENGTH.
1395 (mips_output_conditional_branch): Update the call to
1396 mips_output_load_label. Assume the branch target is OPERANDS[0]
1397 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
1398 (mips_output_order_conditional_branch): Swap the meaning of
1399 OPERANDS[0] and OPERANDS[1].
1400 (mips_variable_issue): Don't count ghost instructions.
1401 (mips_expand_ghost_gp_insns): New function.
1402 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
1403 (mips_output_mi_thunk): Set must_initialize_gp_p.
1404 (mips_eh_uses): New function.
1405 * config/mips/predicates.md (cprestore_save_slot_operand)
1406 (cprestore_load_slot_operand): New predicates.
1407 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
1408 (UNSPEC_MOVE_GP): Likewise.
1409 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
1410 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
1411 (CPRESTORE_SLOT_REGNUM): New register.
1412 (MAX_PIC_BRANCH_LENGTH): New constant.
1413 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
1414 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
1415 branches. Fix commentary.
1416 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
1417 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
1418 Change type to "ghost".
1419 (loadgp_absolute_<mode>): Likewise.
1420 (loadgp_rtp_<mode>): Likewise.
1421 (copygp_mips16): Likewise.
1422 (loadgp_blockage): Remove redundant mode attribute.
1423 (potential_cprestore): New instruction.
1424 (cprestore): Turn into an unspec set.
1425 (use_cprestore): New instruction.
1426 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
1427 (*branch_fp_inverted): Likewise.
1428 (*branch_order<mode>): Likewise.
1429 (*branch_order<mode>_inverted): Likewise.
1430 (*branch_equality<mode>): Likewise.
1431 (*branch_equality<mode>_inverted): Likewise.
1432 (*branch_bit<bbv><mode>): Likewise.
1433 (*branch_bit<bbv><mode>_inverted): Likewise.
1434 (*branch_equality<mode>_mips16): Remove redundant mode.
1435 (jump): Turn into a define_expand.
1436 (*jump_absolute): New instruction.
1437 (*jump_pic): Likewise.
1438 (*jump_mips16): Rename previously-unnamed pattern. Remove
1439 redundant mode attribute.
1440 (restore_gp): Split on epilogue_completed rather than
1441 reload_completed. Change type to "ghost".
1442 (move_gp<mode>): New instruction.
1443 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
1444 Remove redundant mode attribute.
1445 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
1446 (bc1any4f, bc1any2t, bc1any2f): Likewise.
1447 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
1449 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1452 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
1453 are returned in the same register (vs34 or v2) that Altivec vector
1454 types are returned in.
1455 (rs6000_libcall_value): Ditto.
1458 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
1459 instead of explicit addsi3/adddi3 calls.
1460 (rs6000_split_multireg_move): Ditto.
1461 (rs6000_emit_allocate_stack): Ditto.
1462 (rs6000_emit_prologue): Ditto.
1463 (rs6000_output_mi_thunk): Ditto.
1465 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
1466 size is 64 bits if we can use 64-bit registers.
1468 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
1470 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
1473 From Jie Zhang <jie.zhang@analog.com>:
1474 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
1475 save FP and RETS with saveall attribute.
1476 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
1477 with saveall attribute.
1479 * config/bfin/bfin.c (bfin_expand_builtin,
1480 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
1483 From Jie Zhang <jie.zhang@analog.com>:
1484 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
1485 before use in two places.
1486 * config/bfin/bfin.md (AREG): Define mode iterator.
1487 (reload_in, reload_out): Use mode iterator AREG.
1489 2009-09-14 Richard Guenther <rguenther@suse.de>
1492 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
1493 EH personality path.
1495 2009-09-13 Richard Guenther <rguenther@suse.de>
1496 Rafael Avila de Espindola <espindola@google.com>
1498 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
1499 (LANG_HOOKS_EH_PERSONALITY): Likewise.
1500 (LANG_HOOKS_INITIALIZER): Adjust.
1501 (lhd_pass_through_t): Declare.
1502 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
1504 * langhooks.c (lhd_pass_through_t): New function.
1505 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
1506 dwarf2out_begin_prologue): Use personality from current_function_decl.
1507 * expr.h (get_personality_function): Declare.
1508 * expr.c (get_personality_function): New function.
1509 (build_personality_function): Likewise.
1510 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
1511 (eh_personality_libfunc): Remove.
1512 * optabs.c (build_libfunc_function): New function split out from ...
1513 (init_one_libfunc): ... here.
1514 * tree.h (DECL_FUNCTION_PERSONALITY): New.
1515 (tree_function_decl): Add personality.
1516 (lhd_gcc_personality): Declare.
1517 (build_personality_function): Likewise.
1518 * tree.c (gcc_eh_personality_decl): New.
1519 (lhd_gcc_personality): New function.
1520 * except.h (lang_eh_runtime_type): Remove.
1521 (enum eh_personality_kind): New.
1522 (build_personality_function): Declare.
1523 (function_needs_eh_personality): Declare.
1524 * except.c (lang_eh_runtime_type): Remove.
1525 (function_needs_eh_personality): New function.
1526 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
1527 (sjlj_emit_function_enter, output_function_exception_table):
1528 Use personality from current_function_decl.
1529 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
1530 * tree-inline.c (tree_can_inline_p): Do not inline across different
1532 (expand_call_inline): Likewise. Adjust the callers EH personality.
1533 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
1534 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
1535 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
1536 (c-parser.o): Likewise
1537 * c-tree.h (c_eh_initialized_p): Remove.
1538 (c_maybe_initialize_eh): Likewise.
1539 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
1540 (finish_decl): Don't call c_maybe_initialize_eh.
1541 (c_eh_initialized_p): Remove.
1542 (c_maybe_initialize_eh): Likewise.
1543 * c-parser.c (c_parser_omp_construct): Likewise.
1544 (c_parse_file): Initialize exception handling.
1546 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
1548 * config.gcc (tm_file): Remove i386/biarch32.h
1549 for i?86-w64-mingw* case.
1550 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
1552 * config.host: Set for x64 mingw the option
1553 use_long_long_for_widest_fast_int to yes.
1555 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
1557 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1558 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
1559 (dbxout_begin_function): Likewise.
1560 * final.c (dwarf2_debug_info_emitted_p): New predicate.
1561 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
1562 set on the function.
1563 (final_end_function): Likewise.
1564 (final_scan_insn): Likewise.
1565 (rest_of_handle_final): Likewise.
1566 * varasm.c (assemble_start_function): Likewise.
1567 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1569 2009-09-12 Jason Merrill <jason@redhat.com>
1571 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
1572 * opts.c (common_handle_option): constify.
1574 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1576 * doc/install.texi (avr): Remove obsolete reference site.
1578 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1580 * doc/install.texi (Binaries): Adjust AIX link.
1582 2009-09-12 Akim Demaille <demaille@gostai.com>
1584 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
1585 Use an imperative sentence.
1587 2009-09-11 Richard Henderson <rth@redhat.com>
1589 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
1590 structure-name and has-tree-operands arguments; update all entries.
1591 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
1593 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
1594 (gsstruct_code_size): New.
1595 (gss_for_code_): New.
1596 (gss_for_code): Remove.
1597 (gimple_size): Rewrite using gsstruct_code_size.
1598 (gimple_statement_structure): Move to gimple.h.
1599 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
1600 (gss_for_code, gimple_statement_structure): New.
1601 (gimple_ops): Use new arrays; tidy.
1603 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1605 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
1606 operand to be a PLUS expression.
1607 * config/pa/pa.c (pa_secondary_reload): Likewise.
1609 2009-09-11 Jakub Jelinek <jakub@redhat.com>
1611 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
1613 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
1616 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1618 From Jie Zhang <jie.zhang@analog.com>:
1619 * doc/extend.texi (node Function Attributes): Document l2
1621 (node Blackfin Variable Attributes): Document l2 variable attributes.
1623 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
1625 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
1626 to match the system compiler's configuration at inflection point.
1627 Add comment to remark a remaining difference with system compiler.
1629 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
1630 * configure: Regenerate.
1632 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1634 From Jie Zhang <jie.zhang@analog.com>:
1635 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
1636 (bfin_handle_l2_attribute): New.
1637 (bfin_attribute_table): Add l2 attribute.
1639 2009-09-11 Michael Matz <matz@suse.de>
1642 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
1643 on the local_decls list.
1645 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
1649 * cselib.c (cselib_expand_value_rtx_cb): Document callback
1651 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
1652 for VALUEs, to implement the documented interface.
1653 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
1654 Adjust for VALUEs and anything else, to implement the
1655 documented interface.
1657 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
1659 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
1660 with actual SPE/paired vector modes before using 64-bit alignment.
1661 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
1663 2009-09-10 DJ Delorie <dj@redhat.com>
1665 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
1668 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
1669 * config/mep/mep.c (mep_legitimate_constant_p): New.
1670 * config/mep/mep-protos.h: Prototype it.
1672 2009-09-10 Richard Henderson <rth@redhat.com>
1674 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
1676 2009-09-10 Jason Merrill <jason@redhat.com>
1678 * tree.c (chain_index): New fn.
1679 * tree.h: Declare it.
1681 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1683 * config/sol2-c.c (cmn_err_length_specs): Initialize
1684 scalar_identity_flag.
1686 2009-09-10 Richard Henderson <rth@redhat.com>
1688 * tree.h (struct tree_decl_common): Move align member earlier;
1689 move label_decl_uid member ...
1690 (struct tree_label_decl): ... here.
1691 (LABEL_DECL_UID): Update to match.
1693 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
1696 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
1697 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
1699 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
1700 dest_prev if the edge is complex.
1702 * tree-cfg.c (is_ctrl_stmt): Use a switch.
1704 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
1705 loop latch tests earlier.
1707 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
1708 before GIMPLE_RETURN, not after its predecessor; insert
1711 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
1712 gimple_seq_empty_p to test for no PHI nodes.
1713 * tree-cfg.c (split_critical_edges): Likewise.
1715 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
1717 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1719 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
1720 introduced by the VTA branch merge.
1722 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1724 * ira-conflicts.c: Use fputs or putc instead of fprintf
1728 * tree-switch-conversion.c: Ditto.
1730 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1732 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
1733 introduced by the VTA branch merge.
1735 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1738 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1740 PR rtl-optimization/39779
1741 * expr.c (convert_modes): Return when mode == oldmode after
1742 CONST_INTs are processed.
1744 2009-09-10 Nick Clifton <nickc@redhat.com>
1746 * config/mep/mep.c (mep_encode_section_info): Copy weakness
1747 attribute and referring decl when creating renamed symbol.
1749 2009-09-10 Richard Guenther <rguenther@suse.de>
1752 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
1754 (cgraph_finalize_compilation_unit): Compute reachability
1755 before emitting thunks. Properly process aliases before
1756 possibly removing unreachable nodes.
1758 2009-09-10 Richard Guenther <rguenther@suse.de>
1761 * tree.c (struct free_lang_data_d): Add worklist member.
1762 (find_decls_types_r): Push onto the worklist instead of recursing.
1763 Handle TREE_BINFOs properly.
1764 (find_decls_types): New function wrapped around find_decls_types_r
1765 to process the worklist.
1766 (find_decls_types_in_eh_region): Use it.
1767 (find_decls_types_in_node): Likewise.
1768 (find_decls_types_in_var): Likewise.
1769 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1770 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1771 (AGGREGATE_TYPE_P): Adjust.
1773 2009-09-09 Jason Merrill <jason@redhat.com>
1775 * configure.ac: Check glibc version even if we have an in-tree
1778 2009-09-09 Anthony Green <green@moxielogic.com>
1780 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1781 the constant 0 when appropriate.
1782 * config/moxie/constraints.md: Add constraint O.
1784 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1785 to pass up to 6 32-bit argument values in registers.
1786 (moxie_function_arg): Ditto.
1787 (moxie_arg_partial_bytes): Ditto.
1788 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1789 (REG_PARM_STACK_SPACE): Ditto.
1790 (FUNCTION_ARG_REGNO_P): Ditto.
1792 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1793 instruction to allocate stack space.
1795 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1797 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1798 unnecessarily stringent constraints. Fix address
1799 calculation in the splitters.
1801 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1803 PR rtl-optimization/39779
1804 * expr.c (convert_modes): Return when mode == oldmode after
1805 CONST_INTs are processed.
1807 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1810 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1811 (ix86_expand_prologue): Take frame.padding0 into logic of
1813 (ix86_expand_epilogue): Likewise.
1815 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1817 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1819 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1820 * config/t-slibgcc-libgcc: New file.
1821 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1823 2009-09-09 Martin Jambor <mjambor@suse.cz>
1825 PR tree-optimization/41089
1826 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1829 2009-09-09 Richard Henderson <rth@redhat.com>
1831 * gimple.h (CASE_GIMPLE_OMP): New.
1832 (is_gimple_omp): Use it.
1833 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1834 (verify_gimple_debug): Likewise.
1836 2009-09-09 Richard Guenther <rguenther@suse.de>
1838 PR tree-optimization/41101
1839 * tree-ssa-pre.c (maximal_set): Remove.
1840 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1841 Defer all blocks we didn't visit at least one successor.
1842 (add_to_exp_gen): Do not add to the maximal set.
1843 (make_values_for_phi): Likewise.
1844 (compute_avail): Likewise.
1845 (init_pre): Do not allocate the maximal set.
1846 (execute_pre): Do not dump it.
1848 2009-09-09 Martin Jambor <mjambor@suse.cz>
1850 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1851 an SSA_NAME rather than a is_gimple_variable.
1853 2009-09-09 Richard Guenther <rguenther@suse.de>
1856 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1857 code dealing with plain pointer bases.
1858 (maybe_fold_offset_to_reference): Likewise.
1859 (maybe_fold_stmt_addition): Adjust.
1861 2009-09-09 Richard Guenther <rguenther@suse.de>
1863 * tree.c (free_lang_data_in_type): Do not free the type variant
1865 (free_lang_data): Merge char_type_node with its properly signed
1867 (pass_ipa_free): Collect after freeing language specific data.
1869 2009-09-09 Michael Matz <matz@suse.de>
1872 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
1873 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
1874 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
1877 2009-09-08 DJ Delorie <dj@redhat.com>
1879 * config/mep/mep.c (conversions[]): Add "ml" pattern.
1881 2009-09-04 Jason Merrill <jason@redhat.com>
1883 * tree.c (tree_find_value): Remove.
1884 * tree.h: Remove prototype.
1885 * varasm.c (assemble_external): Use value_member instead.
1887 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1889 * toplev.c (process_options): Choose default debugging type when
1890 gtoggle enables debug info and type is unset.
1892 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1896 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
1899 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1901 * configure: Rebuilt with modified libtool.m4.
1903 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1908 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
1910 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1912 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
1913 (remove_statement): Likewise.
1914 (rewrite_use_nonlinear_expr): Adjust.
1915 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
1916 * tree-ssa.c (release_defs_bitset): ... this. New.
1917 * tree-flow.h (release_defs_bitset): Declare.
1919 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1922 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
1923 in the middle block.
1925 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
1927 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
1928 via intptr_t to long type.
1929 (insert_operand_rank): Cast long type via intptr_t to
1931 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
1933 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
1934 from pointer to unsigned via uintptr_t.
1936 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
1937 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
1939 * configure: Regenerated.
1940 * config.in: Regenerated
1941 * system.h (stdint.h): Add include.
1942 (inttypes.h): Likewise.
1943 * Makefile.in (aclocal): Add config/stdint.m4.
1944 * aclocal.m4: Regenerated.
1946 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
1948 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
1950 (note_np_check_stores): New function.
1951 (harmless_null_pointer_p): New function.
1952 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
1953 changed. Take into account whether we're in the shadow of a condjump
1954 that tested NP_REG for NULL.
1955 Lose all code that tested for SEQUENCEs.
1956 (workaround_speculation): Avoid inserting NOPs for loads that are
1957 either always executed or a NULL pointer.
1959 2009-09-08 Jan Hubicka <jh@suse.cz>
1961 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
1962 * params.def (early-inlining-insns): Likewise.
1964 2009-09-08 Jakub Jelinek <jakub@redhat.com>
1966 PR rtl-optimization/41239
1967 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
1968 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
1970 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
1971 across calls, as the calls might not always return normally.
1972 (call_may_noreturn_p): New function.
1973 (deps_analyze_insn): Update last_function_call_may_noreturn list.
1974 (init_deps): Initialize it.
1975 (remove_from_deps): Also remove calls from
1976 last_function_call_may_noreturn list.
1978 2009-09-07 Richard Henderson <rth@redhat.com>
1980 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
1981 more VR->OPERANDS than LHS operands. Free LHS before returning.
1983 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1985 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
1986 (attr "addrtype"): New member "spreg".
1987 Use it if mem_spfp_address_operand is true for the address.
1988 (attr "type"): New entry "stall".
1989 (cpu_unit "load"): New.
1990 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
1992 (insn_reservation "loadsp"): New.
1993 (insn_reservation "load_stall1"): New.
1994 (insn_reservation "load_stall3"): New.
1996 * config/bfin/predicates.md (const1_operand, const3_operand): New.
1997 (mem_p_address_operand): Exclude stack and frame pointer based
1999 (mem_spfp_address_operand): New; match them here.
2000 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
2001 (bfin_reorg): Call it if scheduling insns.
2002 (bfin_gen_bundles): Remove dummy insns created by
2003 add_sched_insns_for_speculation.
2005 From Jie Zhang <jie.zhang@analog.com>:
2006 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
2007 bfin_si_revision, bfin_workarounds): Move these ...
2008 * config/bfin/bfin.h: ... here.
2010 From Mike Frysinger <michael.frysinger@analog.com>
2011 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
2012 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
2013 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
2014 bf547m, bf548m, and bf549m.
2015 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
2016 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
2017 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
2018 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
2019 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2020 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
2021 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2022 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2023 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
2024 bf542m, bf544m, bf547m, bf548m, and bf549m.
2026 From Jie Zhang <jie.zhang@analog.com>:
2027 * config/bfin/predicates.md (p_register_operand): New predicate.
2028 (dp_register_operand): New predicate.
2029 * config/bfin/bfin-protos.h (WA_05000074): Define.
2030 (ENABLE_WA_05000074): Define.
2031 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
2032 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
2033 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
2034 (define_attr addrtype): Allow load/store register to be P register.
2035 (define_attr storereg): New.
2036 (define_cpu_unit anomaly_05000074): New.
2037 (define_insn_reservation dsp32shiftimm): New.
2038 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
2039 (define_insn_reservation loadp): Cannot use slot2.
2040 (define_insn_reservation loadsp): Cannot use slot2.
2041 (define_insn_reservation storep): Cannot use slot2. Does not
2042 apply when working around 05000074.
2043 (define_insn_reservation storep_anomaly_05000074): New.
2044 (define_insn_reservation storei): Does not apply when working
2046 (define_insn_reservation storei_anomaly_05000074): New.
2047 (define_attr length): Add dsp32shiftimm case.
2048 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
2049 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
2050 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
2051 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
2052 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
2054 2009-09-07 Martin Jambor <mjambor@suse.cz>
2057 * tree-sra.c (create_artificial_child_access): Return NULL if
2058 build_ref_for_offset fails.
2059 (propagate_subacesses_accross_link): Allow build_ref_for_offset
2060 and create_artificial_child_access to fail.
2062 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
2065 * unwind-dw2.c (uw_init_context_1): Mark noinline.
2066 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
2067 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
2069 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2071 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
2072 block, ensure it has an exit edge. Emit a barrier after a jump.
2074 2009-09-07 Nick Clifton <nickc@redhat.com>
2076 * gcc.c (this_is_linker_script): New variable. Like
2077 this_is_library_file but for the %T constructor.
2078 (end_going_arg): If this_is_linker_script is set then locate the
2079 script and insert a --script switch before it
2080 (do_spec_2): Initialise this_is_linker_script.
2081 (do_spec_1): Likewise. Handle %T construct.
2082 (eval_spec_function): Preserve this_is_linker_script.
2083 * doc/invoke.texi: Document %T construct in spec files.
2084 * config/m32c/m32c.h (LIB_SPEC): Use it.
2086 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2088 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
2089 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
2090 when volatile flag is set.
2091 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
2093 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
2096 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
2097 (combine_stack_adjustments_for_block): Allow insns between stack
2098 adjustments and stores with corresponding pre-(dec|inc)rement or
2099 pre-modify operation.
2101 2009-09-06 Jakub Jelinek <jakub@redhat.com>
2104 * combine-stack-adj.c (struct csa_memlist): Rename to...
2105 (struct csa_reflist): ... this. Rename mem field to ref.
2106 (free_csa_memlist): Rename to...
2107 (free_csa_reflist): ... this.
2108 (record_one_stack_memref): Rename to...
2109 (record_one_stack_ref): ... this. Handle also REG_P.
2110 (try_apply_stack_adjustment): Handle also REG_P.
2111 (struct record_stack_memrefs_data): Rename to...
2112 (struct record_stack_refs_data): ... this. Rename memlist field to
2114 (record_stack_memrefs): Rename to...
2115 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
2116 subexpressions instead of failing when a MEM contains SP references.
2117 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
2118 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
2120 2009-09-06 Richard Guenther <rguenther@suse.de>
2123 * tree.c (build_array_type): Do not record types marked
2124 with structural equality in the canonical type hashtable.
2126 2009-09-06 Richard Guenther <rguenther@suse.de>
2129 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
2131 2009-09-05 Richard Guenther <rguenther@suse.de>
2134 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
2136 2009-09-05 Richard Guenther <rguenther@suse.de>
2139 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
2141 2009-09-05 Richard Guenther <rguenther@suse.de>
2144 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
2145 before comparing function argument types.
2147 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2150 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
2153 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2156 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
2158 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
2159 locators before emit_insn is called.
2161 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
2164 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
2165 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
2166 (reginfo_init): Don't call allocate_reg_info.
2168 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
2171 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
2172 NONDEBUG_INSN_P instead of INSN_P.
2174 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2177 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
2179 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2182 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
2183 pattern of the split.
2185 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2187 * toplev.c (process_options): Move setter of flag_var_tracking
2188 before other tests that depend on it. Move down setter of
2189 flag_rename_registers. Don't enable var-tracking-assignments
2190 by default if selective scheduling is enabled. Warn if both
2193 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2195 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
2196 comment. Use switch statement to catch overlaps between rtx
2197 and tree codes. Accept FUNCTION_DECLs in addition to those in...
2198 (IS_DECL_CODE): ... here. Remove.
2199 (check_value_is_not_decl): Remove.
2200 (dv_from_decl, dv_from_value): Check after conversion.
2202 2009-09-04 Richard Guenther <rguenther@suse.de>
2205 * (cgraph_finalize_compilation_unit): Move finalizing aliases
2206 after emitting tunks. Move emitting thunks and ctors from ...
2207 (cgraph_optimize): ... here. Remove redundant
2208 cgraph_analyze_functions.
2209 * varasm.c (find_decl_and_mark_needed): Remove no longer
2211 (finish_aliases_1): Adjust check for thunk aliases.
2213 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
2215 * config/arm/arm.md (ctzsi2): Added braces
2216 to avoid warning that broke booststrap.
2218 2009-09-04 Martin Jambor <mjambor@suse.cz>
2220 PR tree-optimization/41112
2221 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
2222 handle variable-bounded arrays.
2223 (expr_with_var_bounded_array_refs_p): New function.
2224 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
2226 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
2228 * config/s390/2097.md: Removed two incorrect bypasses.
2229 (z10_fsimpdf): Fixed latency.
2230 (z10_fhex): New insn_reservation.
2231 (z10_floaddf): Fixed latency.
2232 (z10_floadsf): Fixed latency.
2233 (z10_ftrunctf): Fixed latency.
2234 (z10_ftruncdf): Fixed latency.
2235 * config/s390/s390.c (z10_cost): Fixed values.
2236 (s390_adjust_priority): Added z10 path.
2237 * config/s390/s390.md (type): Added fhex.
2238 (*mov<mode>_64dfp): Updated type attribute.
2239 (*mov<mode>_64): Updated type attribute.
2240 (*mov<mode>_31): Updated type attribute.
2241 (*mov<mode>"): Likewise.
2242 * config/s390/2084.md (x_fsimpdf): Updated condition.
2244 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
2246 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
2247 RTXs in the predicate for operand 1.
2249 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
2251 * config/arm/arm.md (UNSPEC_RBIT): New constant.
2252 (rbitsi2): New insn.
2253 (ctzsi2): New expand.
2254 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
2256 2009-09-03 Martin Jambor <mjambor@suse.cz>
2258 * tree-sra.c (duplicate_expr_for_different_base): Removed.
2259 (create_artificial_child_access): Use build_ref_for_offset instead
2260 of duplicate_expr_for_different_base.
2261 (propagate_subacesses_accross_link): Likewise.
2263 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
2265 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
2267 (mips16e_collect_argument_saves): Skip debug instructions.
2268 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
2269 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
2270 (r10k_insert_cache_barriers): Likewise.
2271 (mips_reorg_process_insns): Likewise.
2273 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
2276 * ira.c (update_equiv_reg): Remove check on class likely spill.
2278 2009-09-03 Jakub Jelinek <jakub@redhat.com>
2281 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
2282 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
2286 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
2287 the stack slot if it is passed by invisible reference.
2288 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
2289 by invisible reference.
2291 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2293 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2294 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2295 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
2297 * config/bfin/sync.md: New file.
2298 * config/bfin/bfin.md: Include it.
2299 (UNSPEC_ATOMIC): New.
2300 (UNSPEC_ONES): Provide a unique number.
2302 From Jie Zhang <jie.zhang@analog.com>:
2303 * config/bfin/bfin.c (ret_regs): New.
2304 (must_save_fp_p): Don't return true because of frame_pointer_needed.
2305 (must_save_rets_p): New.
2306 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
2307 current_function_is_leaf.
2308 (do_link): Likewise.
2309 (do_unlink): Likewise.
2310 (expand_interrupt_handler_prologue): Use ret_regs array.
2311 (expand_interrupt_handler_epilogue): Use ret_regs array and
2312 pass return register to gen_return_internal.
2313 (bfin_expand_epilogue): Pass return register to
2314 gen_return_internal.
2315 (bfin_expand_call): Explicitly clobber RETS.
2316 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
2317 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
2318 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
2319 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
2321 (return_internal): Take a reg rtx rather than the register number.
2323 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
2325 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
2326 when comparing against estimated_loop_iterations_int return.
2328 2009-09-03 Richard Guenther <rguenther@suse.de>
2330 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
2331 eh_personality_libfunc.
2333 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2335 * tree-parloops.c (separate_decls_in_region): Add space.
2337 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2339 * tree-parloops.c (separate_decls_in_region): Change the condition
2340 checking if there are reductions in the loop.
2342 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2344 PR tree-optimization/38275
2345 * tree-parloops.c (parallelize_loops): Replace profitability condition
2346 for expected number of iterations.
2348 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2350 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
2351 (bootstrap-debug): Explain conditions in which it becomes default.
2352 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
2355 2009-09-03 Namhyung Kim <namhyung@gmail.com>
2357 * doc/invoke.texi (Optimize Options): Move
2358 -finline-small-functions to the -O2 list.
2360 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2362 * toplev.c (process_options): Enable var-tracking-assignments
2363 by default if var-tracking is enabled.
2365 2009-09-02 David Daney <ddaney@caviumnetworks.com>
2367 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
2369 * emit-rtl.c (prev_nonnote_insn_bb): New function.
2370 * rtl.h (prev_nonnote_insn_bb): Declare it.
2372 2009-09-03 Diego Novillo <dnovillo@google.com>
2374 * cgraph.c (cgraph_node_for_decl): New.
2375 * cgraph.h (cgraph_node_for_decl): Declare.
2376 * tree.c (host_integerp): Return 0 if T is NULL.
2378 2009-09-03 Diego Novillo <dnovillo@google.com>
2380 * tree.h (struct alias_pair): Move from varasm.c.
2381 (alias_pairs): Likewise.
2382 (TYPE_MAXVAL): Define.
2383 (TYPE_MINVAL): Define.
2384 (iterative_hash_host_wide_int): Declare.
2385 (remove_unreachable_alias_pairs): Declare.
2386 * tree-pass.h (pass_ipa_free_lang_data): Declare.
2387 * diagnostic.c (default_diagnostic_starter): Make extern.
2388 (default_diagnostic_finalizer): Make extern.
2389 * diagnostic.h (default_diagnostic_starter): Declare.
2390 (default_diagnostic_finalizer): Declare.
2391 (default_tree_printer): Declare.
2392 * toplev.c (default_tree_printer): Make extern.
2394 2009-09-03 Richard Guenther <rguenther@suse.de>
2395 Diego Novillo <dnovillo@google.com>
2397 * cgraph.c (cgraph_add_new_function): Remove gimplification.
2398 * cgraphunit.c (cgraph_expand_function): Do not emit
2399 associated thunks from here.
2400 (cgraph_emit_thunks): New.
2401 (cgraph_optimize): Call it.
2402 Return if any IPA pass finds an error.
2403 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
2406 2009-09-03 Simon Baldwin <simonb@google.com>
2407 Rafael Espindola <espindola@google.com>
2408 Richard Guenther <rguenther@suse.de>
2409 Doug Kwan <dougkwan@google.com>
2410 Diego Novillo <dnovillo@google.com>
2412 * tree.c: Include tree-pass.h, langhooks-def.h,
2413 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
2414 (free_lang_data_in_type): New.
2415 (need_assembler_name_p): New.
2416 (free_lang_data_in_block): New.
2417 (free_lang_data_in_decl): New.
2418 (struct free_lang_data_d): New.
2419 (add_tree_to_fld_list): New.
2420 (find_decls_types_r): New.
2421 (get_eh_types_for_runtime): New.
2422 (find_decls_types_in_eh_region): New.
2423 (find_decls_types_in_node): New.
2424 (find_decls_types_in_var): New.
2425 (free_lang_data_in_cgraph): New.
2426 (free_lang_data): New.
2427 (gate_free_lang_data): New.
2428 (pass_ipa_free_lang_data): New.
2430 2009-09-03 Diego Novillo <dnovillo@google.com>
2432 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
2433 * langhooks.h (struct lang_hooks): Add field free_lang_data.
2434 (lang_hooks): Remove const qualifier.
2435 * ipa.c (cgraph_remove_unreachable_nodes): Call
2436 remove_unreachable_alias_pairs.
2437 * except.c (add_type_for_runtime): Check if TYPE has
2438 already been converted.
2439 (lookup_type_for_runtime): Likewise.
2440 (check_handled): Handle converted types.
2441 * varasm.c (remove_unreachable_alias_pairs): New.
2442 * gimple.c: Include demangle.h.
2443 (gimple_decl_printable_name): New.
2444 (gimple_fold_obj_type_ref): New.
2445 * gimple.h (gimple_decl_printable_name): Declare.
2446 (gimple_fold_obj_type_ref): Declare.
2447 * passes.c (init_optimization_passes): Add pass
2448 pass_ipa_free_lang_data.
2449 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
2450 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
2452 2009-09-03 Diego Novillo <dnovillo@google.com>
2454 * c-lang.c (lang_hooks): Remove const qualifier.
2456 2009-09-02 Loren James Rittle <ljrittle@acm.org>
2458 * doc/install.texi (*-*-freebsd*): Update target information.
2460 2009-09-02 Anatoly Sokolov <aesok@post.ru>
2462 * hard-reg-set.h (call_fixed_regs): Remove.
2463 * reginfo.c (call_fixed_regs): Remove.
2464 (init_reg_sets_1): Remove initialization of call_fixed_regs.
2465 (globalize_reg): Don't use call_fixed_regs.
2466 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
2469 2009-09-01 Michael Matz <matz@suse.de>
2471 * expr.h (emit_storent_insn, expand_expr_real_1,
2472 expand_expr_real_2): Declare.
2473 * expr.c (emit_storent_insn, expand_expr_real_1,
2474 expand_expr_real_2): Export.
2475 (store_expr): Setting and evaluating dont_return_target is useless.
2476 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
2477 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
2478 * except.c (expand_resx_expr): Rename to ...
2479 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
2480 * except.h (expand_resx_stmt): Declare.
2481 * stmt.c: Add include gimple.h
2482 (expand_asm_expr): Rename to ...
2483 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
2484 (expand_case): Rewrite to take gimple statement.
2485 * tree.h (expand_asm_stmt): Declare.
2486 (expand_case): Change prototype.
2487 * Makefile.in (stmt.o): Depend on gimple.h.
2488 * builtins.c (expand_builtin_synchronize): Build gimple asm
2489 statement, not an ASM_EXPR.
2490 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
2491 gimple_to_tree, release_stmt_tree): Remove.
2492 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
2493 ggc_free, but hold comparison code and operands separately.
2494 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
2495 (expand_call_stmt, expand_gimple_stmt_1,
2496 expand_gimple_stmt): New helpers.
2497 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
2498 release_stmt_tree. Call expand_gimple_stmt instead.
2499 (expand_gimple_basic_block): Ditto.
2501 * calls.c (emit_call_1): Don't look at EH regions here, make
2502 fntree parameter useless.
2503 (expand_call): New local rettype for TREE_TYPE(exp), use it
2504 throughout. Remove local p, use addr instead.
2505 Don't look at EH regions here.
2507 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
2509 * doc/invoke.texi (-fsched-pressure): Document it.
2510 (-fsched-reg-pressure-heuristic): Remove it.
2512 * reload.c (ira.h): Include.
2513 (find_reloads): Add choosing reload on number of small spilled
2516 * haifa-sched.c (ira.h): Include.
2517 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
2518 saved_reg_pressure, curr_reg_live, saved_reg_live,
2519 region_ref_regs): New variables.
2520 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
2521 initiate_reg_pressure_info, setup_ref_regs,
2522 initiate_bb_reg_pressure_info, save_reg_pressure,
2523 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
2525 (setup_insn_reg_pressure_info): New function.
2526 (rank_for_schedule): Add pressure checking and insn issue time.
2527 Remove comparison of insn reg weights.
2528 (ready_sort): Set insn reg pressure info.
2529 (update_register_pressure, setup_insn_max_reg_pressure,
2530 update_reg_and_insn_max_reg_pressure,
2531 sched_setup_bb_reg_pressure_info): New functions.
2532 (schedule_insn): Add code for printing and updating reg pressure info.
2533 (find_set_reg_weight, find_insn_reg_weight): Remove.
2534 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
2535 (debug_ready_list): Print reg pressure info.
2536 (schedule_block): Ditto. Check insn issue time.
2537 (sched_init): Set up sched_pressure_p. Allocate and set up some
2538 reg pressure related info.
2539 (sched_finish): Free some reg pressure related info.
2540 (fix_tick_ready): Make insn always ready if pressure_p.
2541 (init_h_i_d): Don't call find_insn_reg_weight.
2542 (haifa_finish_h_i_d): Free insn reg pressure info.
2544 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2545 ira_memory_move_cost, ira_class_hard_regs,
2546 ira_class_hard_regs_num, ira_no_alloc_regs,
2547 ira_available_class_regs, ira_reg_class_cover_size,
2548 ira_reg_class_cover, ira_class_translate): Move to ira.h.
2550 * ira-lives.c (single_reg_class): Check mode to find how many
2551 registers are necessary for operand.
2552 (ira_implicitly_set_insn_hard_regs): New.
2554 * common.opt (fsched-pressure): New options.
2555 (fsched-reg-pressure-heuristic): Remove.
2557 * ira.c (setup_eliminable_regset): Rename to
2558 ira_setup_eliminable_regset. Make it external.
2559 (expand_reg_info): Pass cover class to setup_reg_classes.
2560 (ira): Call resize_reg_info instead of allocate_reg_info.
2562 * sched-deps.c: Include ira.h.
2563 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
2564 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
2565 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
2566 mark_insn_hard_regno_birth, mark_insn_reg_birth,
2567 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
2568 mark_insn_reg_store, mark_insn_reg_clobber,
2569 setup_insn_reg_pressure_info): New.
2570 (sched_analyze_1): Update implicit_reg_pending_uses.
2571 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
2572 Use them to create dependencies. Set insn reg uses and pressure
2573 info. Process reg_pending_uses in one place.
2574 (free_deps): Free implicit sets.
2575 (remove_from_deps): Remove implicit sets if necessary. Check
2576 implicit sets when clearing reg_last_in_use.
2577 (init_deps_global): Clear implicit_reg_pending_clobbers and
2578 implicit_reg_pending_uses.
2580 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2581 ira_memory_move_cost, ira_class_hard_regs,
2582 ira_class_hard_regs_num, ira_no_alloc_regs,
2583 ira_available_class_regs, ira_reg_class_cover_size,
2584 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
2585 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
2586 ira_implicitly_set_insn_hard_regs): New prototypes.
2588 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
2589 cost_elements_num): New variables.
2590 (allocno_costs, total_costs): Rename to costs and
2591 total_allocno_costs.
2592 (COSTS_OF_ALLOCNO): Rename to COSTS.
2593 (allocno_pref): Rename to pref.
2594 (allocno_pref_buffer): Rename to pref_buffer.
2595 (common_classes): Rename to regno_cover_class.
2597 (record_reg_classes): Set allocno attributes only if allocno_p.
2598 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
2599 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
2600 and COSTS_OF_ALLOCNO.
2601 (print_costs): Rename to print_allocno_costs.
2602 (print_pseudo_costs): New.
2603 (process_bb_node_for_costs): Split into 2 functions with new
2604 function process_bb_for_costs. Pass BB to process_bb_for_costs.
2605 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
2606 new parameter dump_file. Use cost_elements_num instead of
2607 ira_allocnos_num. Make one iteration if preferred classes were
2608 already calculated for scheduler. Make 2 versions of code
2609 depending on allocno_p.
2610 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
2611 regno_cover_class and COSTS instead of common_classes and
2613 (init_costs, finish_costs): New.
2614 (ira_costs): Set up allocno_p and cost_elements_num. Call
2615 init_costs and finish_costs.
2616 (ira_set_pseudo_classes): New.
2618 * rtl.h (allocate_reg_info): Remove.
2619 (resize_reg_info): Change return type.
2620 (reg_cover_class): New.
2621 (setup_reg_classes): Add new parameter.
2623 * sched-int.h (struct deps_reg): New member implicit_sets.
2624 (sched_pressure_p, sched_regno_cover_class): New external definitions.
2625 (INCREASE_BITS): New macro.
2626 (struct reg_pressure_data, struct reg_use_data): New.
2627 (struct _haifa_insn_data): Remove reg_weight. Add members
2628 reg_pressure, reg_use_list, reg_set_list, and
2629 reg_pressure_excess_cost_change.
2630 (struct deps): New member implicit_sets.
2631 (pressure_p): New variable.
2632 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
2633 (struct reg_pressure_data, struct reg_use_data): New.
2634 (INSN_REG_WEIGHT): Remove.
2635 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
2636 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
2637 (sched_init_region_reg_pressure_info,
2638 sched_setup_bb_reg_pressure_info): New prototypes.
2640 * reginfo.c (struct reg_pref): New member coverclass.
2641 (reg_cover_class): New function.
2642 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
2643 (reg_info_size): New variable.
2644 (allocate_reg_info): Make static. Setup reg_info_size.
2645 (resize_reg_info): Use reg_info_size. Return flag of resizing.
2646 (setup_reg_classes): Add a new parameter. Setup cover class too.
2648 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
2651 * sched-rgn.c (deps_join): Set up implicit_sets.
2652 (schedule_region): Set up region and basic blocks pressure
2655 * passes.c (init_optimization_passes): Move
2656 pass_subregs_of_mode_init before pass_sched.
2658 2009-09-02 Martin Jambor <mjambor@suse.cz>
2660 * tree-sra.c (struct access): New field grp_hint.
2661 (dump_access): Dump grp_hint.
2662 (sort_and_splice_var_accesses): Set grp_hint if a group is read
2664 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
2665 those which have been specifically read and somehow written to.
2666 (propagate_subacesses_accross_link): Set grp_hint of right child and
2667 also possibly of the left child.
2669 2009-09-02 Jakub Jelinek <jakub@redhat.com>
2671 * tree-object-size.c (addr_object_size): Always use object_size_type
2672 0 or 2 when determining the pointer pointed object size.
2674 2009-09-02 Richard Guenther <rguenther@suse.de>
2677 2009-08-31 Richard Guenther <rguenther@suse.de>
2679 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2680 to query if the memory regions for memmove overlap.
2681 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2682 asserts on pointers, instead deal with odd trees.
2683 (ptr_derefs_may_alias_p): Likewise.
2684 (refs_may_alias_p_1): Constructor bases also never alias.
2686 2009-08-01 Christian Bruel <christian.bruel@st.com>
2689 2009-07-31 Christian Bruel <christian.bruel@st.com>
2690 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2692 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
2694 * doc/invoke.texi (-fvar-tracking-assignments): New.
2695 (-fvar-tracking-assignments-toggle): New.
2696 (-fdump-final-insns=file): Mark filename as optional.
2697 (--param min-nondebug-insn-uid): New.
2698 (-gdwarf-@{version}): Mention version 4.
2699 * opts.c (common_handle_option): Accept it.
2700 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
2701 * regrename.c (regrename_optimize): Drop last. Don't count debug
2702 insns as uses. Don't reject change because of debug insn.
2703 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
2704 from the chain starter, and check for inexact matches in DEBUG_INSNS.
2705 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
2706 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
2707 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
2708 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
2709 * doc/gimple.texi (is_gimple_debug): New.
2710 (gimple_debug_bind_p): New.
2711 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
2712 * doc/install.texi (bootstrap-debug): More details.
2713 (bootstrap-debug-big, bootstrap-debug-lean): Document.
2714 (bootstrap-debug-lib): More details.
2715 (bootstrap-debug-ckovw): Update.
2716 (bootstrap-time): New.
2717 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
2718 (insert_phi_nodes_for): Insert debug stmts.
2719 (rewrite_stmt): Take iterator. Insert debug stmts.
2720 (rewrite_enter_block): Adjust.
2721 (maybe_replace_use_in_debug_stmt): New.
2722 (rewrite_update_stmt): Use it.
2723 (mark_use_interesting): Return early for debug stmts.
2724 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
2725 stmts before replacing stmt.
2726 (move_computations_stmt): Likewise.
2727 * ira-conflicts.c (add_copies): Skip debug insns.
2728 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
2729 (regstat_bb_compute_ri): Skip debug insns.
2730 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
2731 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
2732 check_loop_closed_ssa_stmt): Skip debug stmts.
2733 * tree-tailcall.c (find_tail_calls): Likewise.
2734 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
2735 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
2736 (build_var_debug_value_stat): Declare.
2737 (build_var_debug_value): Define.
2738 (target_for_debug_bind): Declare.
2739 * reload.c (find_equiv_reg): Skip debug insns.
2740 * rtlanal.c (reg_used_between_p): Skip debug insns.
2741 (side_effects_p): Likewise.
2742 (canonicalize_condition): Likewise.
2743 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
2744 insns never depend on debug insns.
2745 (create_ddg_dep_no_link): Likewise.
2746 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
2747 Don't add inter-loop dependencies for debug insns.
2748 (build_intra_loop_deps): Likewise.
2749 (create_ddg): Count debug insns.
2750 * ddg.h (struct ddg::num_debug): New.
2751 (num_backargs): Pair up with previous int field.
2752 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
2753 -fcompare-debug-second.
2754 * final.c (get_attr_length_1): Skip debug insns.
2755 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
2756 * gcc.c (invoke_as): Call compare-debug-dump-opt.
2757 (driver_self_specs): Map -fdump-final-insns to
2758 -fdump-final-insns=..
2759 (get_local_tick): New.
2760 (compare_debug_dump_opt_spec_function): Test for . argument and
2761 compute output name. Compute temp output spec without flag name.
2762 Compute -frandom-seed.
2763 (OPT): Undef after use.
2764 * cfgloopanal.c (num_loop_insns): Skip debug insns.
2765 (average_num_loop_insns): Likewise.
2766 * params.h (MIN_NONDEBUG_INSN_UID): New.
2767 * gimple.def (GIMPLE_DEBUG): New.
2768 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
2769 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2770 (merge_in_block): Fix whitespace.
2771 * toplev.c (flag_var_tracking): Update comment.
2772 (flag_var_tracking_assignments): New.
2773 (flag_var_tracking_assignments_toggle): New.
2774 (process_options): Don't open final insns dump file if we're not
2775 going to write to it. Compute defaults for var_tracking.
2776 * df-scan.c (df_insn_rescan_debug_internal): New.
2777 (df_uses_record): Handle debug insns.
2778 * haifa-sched.c (ready): Initialize n_debug.
2779 (contributes_to_priority): Skip debug insns.
2780 (dep_list_size): New.
2782 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2783 they're ready. Disregard previous debug insns to make decisions.
2784 (queue_insn): Never queue debug insns.
2785 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2786 (schedule_insn): Don't reject debug insns because of issue rate.
2787 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2788 (queue_to_ready): Skip and discount debug insns.
2789 (choose_ready): Let debug insns through.
2790 (schedule_block): Check boundary debug insns. Discount debug
2791 insns, schedule them early. Adjust whitespace.
2792 (set_priorities): Check for boundary debug insns.
2793 (add_jump_dependencies): Use dep_list_size.
2794 (prev_non_location_insn): New.
2795 (check_cfg): Use it.
2796 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2798 (remove_unused_ivs): Reset debug stmts.
2799 * modulo-sched.c (const_iteration_count): Skip debug insns.
2800 (res_MII): Discount debug insns.
2801 (loop_single_full_bb_p): Skip debug insns.
2802 (sms_schedule): Likewise.
2803 (sms_schedule_by_order): Likewise.
2804 (ps_has_conflicts): Likewise.
2805 * caller-save.c (refmarker_fn): New.
2806 (save_call_clobbered_regs): Replace regs with saved mem in
2808 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2809 Call refmarker_fn mark for hardregnos.
2810 (mark_reg_as_referenced): New.
2811 (replace_reg_with_saved_mem): New.
2812 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2813 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2815 (cse_extended_basic_block): Skip debug insns.
2816 (count_reg_usage): Likewise.
2817 (is_dead_reg): New, split out of...
2818 (set_live_p): ... here.
2819 (insn_live_p): Use it for debug insns.
2820 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2821 (execute_optimize_stdarg): Likewise.
2822 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2823 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2824 changes in debug stmts as changes.
2825 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2826 (moveup_expr): Don't move across debug insns. Don't move
2827 debug insn if it would create a bookkeeping block.
2828 (moveup_expr_cached): Don't use cache for debug insns that
2829 are heads of blocks.
2830 (compute_av_set_inside_bb): Skip debug insns.
2831 (sel_rank_for_schedule): Schedule debug insns first. Remove
2833 (block_valid_for_bookkeeping_p); Support lax searches.
2834 (create_block_for_bookkeeping): Adjust block numbers when
2835 encountering debug-only blocks.
2836 (find_place_for_bookkeeping): Deal with debug-only blocks.
2837 (generate_bookkeeping_insn): Accept no place to insert.
2838 (remove_temp_moveop_nops): New argument full_tidying.
2839 (prepare_place_to_insert): Deal with debug insns.
2840 (advance_state_on_fence): Debug insns don't start cycles.
2841 (update_boundaries): Take fence as argument. Deal with
2843 (schedule_expr_on_boundary): No full_tidying on debug insns.
2844 (fill_insns): Deal with debug insns.
2845 (track_scheduled_insns_and_blocks): Don't count debug insns.
2846 (need_nop_to_preserve_insn_bb): New, split out of...
2847 (remove_insn_from_stream): ... this.
2848 (fur_orig_expr_not_found): Skip debug insns.
2849 * rtl.def (VALUE): Move up.
2851 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2852 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2853 Set it if debug stmts are found.
2854 (statement_sink_location): Skip debug stmts. Propagate
2855 moving defs into debug stmts.
2856 * ifcvt.c (first_active_insn): Skip debug insns.
2857 (last_active_insns): Likewise.
2858 (cond_exec_process_insns): Likewise.
2859 (noce_process_if_block): Likewise.
2860 (check_cond_move_block): Likewise.
2861 (cond_move_convert_if_block): Likewise.
2862 (block_jumps_and_fallthru_p): Likewise.
2863 (dead_or_predicable): Likewise.
2864 * dwarf2out.c (debug_str_hash_forced): New.
2865 (find_AT_string): Add comment.
2866 (gen_label_for_indirect_string): New.
2867 (get_debug_string_label): New.
2868 (AT_string_form): Use it.
2869 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
2870 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
2871 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
2872 several operations that cannot be represented with DWARF opcodes.
2873 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
2874 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
2875 (dwarf2out_var_location): Take during-call mark into account.
2876 (output_indirect_string): Update comment. Output if there are
2877 label and references.
2878 (prune_indirect_string): New.
2879 (prune_unused_types): Call it if debug_str_hash_forced.
2880 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
2881 (dw_long_long_const): Remove.
2882 (struct dw_val_struct): Change val_long_long type to rtx.
2883 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
2884 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
2885 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
2886 component instead of HOST_BITS_PER_LONG.
2887 (output_loc_operands): Likewise. For const8* assert
2888 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
2889 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
2890 rather than HOST_BITS_PER_LONG is >= 64.
2891 (add_AT_long_long): Remove val_hi and val_lo arguments, add
2893 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
2894 HOST_BITS_PER_LONG for dw_val_class_long_long.
2895 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
2896 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
2897 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
2899 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2900 Handle DW_OP_implicit_value.
2901 (extract_int): Move prototype earlier.
2902 (mem_loc_descriptor): For SUBREG punt if inner
2903 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
2904 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
2905 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
2906 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
2907 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
2908 instead of Pmode size.
2909 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
2910 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
2911 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
2912 (concat_loc_descriptor, concatn_loc_descriptor,
2913 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
2914 (add_location_or_const_value_attribute): Likewise. For single
2915 location loc_lists attempt to use add_const_value_attribute
2916 for constant decls. Add DW_AT_const_value even if
2917 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
2919 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
2920 (control_flow_insn_p): Likewise.
2921 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
2922 (separate_decls_in_region_debug_bind): New.
2923 (separate_decls_in_region): Process debug bind stmts afterwards.
2924 * recog.c (verify_changes): Handle debug insns.
2925 (extract_insn): Likewise.
2926 (peephole2_optimize): Skip debug insns.
2927 * dse.c (scan_insn): Skip debug insns.
2928 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
2930 (setup_id_for_insn): Handle debug insns.
2931 (maybe_tidy_empty_bb): Adjust whitespace.
2932 (tidy_control_flow): Skip debug insns.
2933 (sel_remove_insn): Adjust for debug insns.
2934 (sel_estimate_number_of_insns): Skip debug insns.
2935 (create_insn_rtx_from_pattern): Handle debug insns.
2936 (create_copy_of_insn_rtx): Likewise.
2937 * sel-sched-.h (sel_bb_end): Declare.
2938 (sel_bb_empty_or_nop_p): New.
2939 (get_all_loop_exits): Use it.
2940 (_eligible_successor_edge_p): Likewise.
2941 (return_nop_to_pool): Adjust.
2942 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
2943 * ira-lives.c (process_bb_node_lives): Skip debug insns.
2944 * gimple-pretty-print.c (dump_gimple_debug): New.
2945 (dump_gimple_stmt): Use it.
2946 (dump_bb_header): Skip gimple debug stmts.
2947 * regmove.c (optimize_reg_copy_1): Discount debug insns.
2948 (fixup_match_2): Likewise.
2949 (regmove_backward_pass): Likewise. Simplify combined
2950 replacement. Handle debug insns.
2951 * function.c (instantiate_virtual_regs): Handle debug insns.
2952 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
2953 * print-rtl.h: Include cselib.h.
2954 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
2955 * df.h (df_inns_rescan_debug_internal): Declare.
2956 * gcse.c (alloc_hash_table): Estimate n_insns.
2957 (cprop_insn): Don't regard debug insns as changes.
2958 (bypass_conditional_jumps): Skip debug insns.
2959 (one_pre_gcse_pass): Adjust.
2960 (one_code_hoisting_pass): Likewise.
2961 (compute_ld_motion_mems): Skip debug insns.
2962 (one_cprop_pass): Adjust.
2963 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
2964 (if_convertible_stmt_p): Handle debug stmts.
2965 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
2966 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
2967 * ira-build.c (create_bb_allocnos): Skip debug insns.
2968 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
2969 (has_single_use): Likewise.
2970 (single_imm_use): Likewise.
2971 (num_imm_uses): Likewise.
2972 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
2973 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
2974 (create_outofssa_var_map): Likewise.
2975 * lower-subreg.c (adjust_decomposed_uses): New.
2976 (resolve_debug): New.
2977 (decompose_multiword_subregs): Use it.
2978 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
2979 * emit-rtl.c: Include params.h.
2980 (cur_debug_insn_uid): Define.
2981 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
2982 (copy_rtx_if_shared_1): Handle debug insns.
2983 (reset_used_flags): Likewise.
2984 (set_used_flags): LIkewise.
2985 (get_max_insn_count): New.
2986 (next_nondebug_insn): New.
2987 (prev_nondebug_insn): New.
2988 (make_debug_insn_raw): New.
2989 (emit_insn_before_noloc): Handle debug insns.
2990 (emit_jump_insn_before_noloc): Likewise.
2991 (emit_call_insn_before_noloc): Likewise.
2992 (emit_debug_insn_before_noloc): New.
2993 (emit_insn_after_noloc): Handle debug insns.
2994 (emit_jump_insn_after_noloc): Likewise.
2995 (emit_call_insn_after_noloc): Likewise.
2996 (emit_debug_insn_after_noloc): Likewise.
2997 (emit_insn_after): Take loc from earlier non-debug insn.
2998 (emit_jump_insn_after): Likewise.
2999 (emit_call_insn_after): Likewise.
3000 (emit_debug_insn_after_setloc): New.
3001 (emit_debug_insn_after): New.
3002 (emit_insn_before): Take loc from later non-debug insn.
3003 (emit_jump_insn_before): Likewise.
3004 (emit_call_insn_before): Likewise.
3005 (emit_debug_insn_before_setloc): New.
3006 (emit_debug_insn_before): New.
3007 (emit_insn): Handle debug insns.
3008 (emit_debug_insn): New.
3009 (emit_jump_insn): Handle debug insns.
3010 (emit_call_insn): Likewise.
3012 (init_emit): Take min-nondebug-insn-uid into account.
3013 Initialize cur_debug_insn_uid.
3014 (emit_copy_of_insn_after): Handle debug insns.
3015 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
3016 location of single rhs in place.
3017 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
3018 (floor_sdiv_adjust): New.
3019 (cell_sdiv_adjust): New.
3020 (cell_udiv_adjust): New.
3021 (round_sdiv_adjust): New.
3022 (round_udiv_adjust): New.
3023 (wrap_constant): Moved from cselib.
3024 (unwrap_constant): New.
3025 (expand_debug_expr): New.
3026 (expand_debug_locations): New.
3027 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
3029 (gimple_expand_cfg): Expand debug locations.
3030 * cselib.c: Include tree-pass.h.
3031 (struct expand_value_data): New.
3032 (cselib_record_sets_hook): New.
3033 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
3034 (cselib_clear_table): Move, and implemnet in terms of...
3035 (cselib_reset_table_with_next_value): ... this.
3036 (cselib_get_next_unknown_value): New.
3037 (discard_useless_locs): Don't discard preserved values.
3038 (cselib_preserve_value): New.
3039 (cselib_preserved_value_p): New.
3040 (cselib_preserve_definitely): New.
3041 (cselib_clear_preserve): New.
3042 (cselib_preserve_only_values): New.
3043 (new_cselib_val): Take rtx argument. Dump it in details.
3044 (cselib_lookup_mem): Adjust.
3045 (expand_loc): Take regs_active in struct. Adjust. Silence
3046 dumps unless details are requested.
3047 (cselib_expand_value_rtx_cb): New.
3048 (cselib_expand_value_rtx): Rename and reimplment in terms of...
3049 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
3050 without details. Copy more subregs. Try to resolve values
3051 using a callback. Wrap constants.
3052 (cselib_subst_to_values): Adjust.
3053 (cselib_log_lookup): New.
3054 (cselib_lookup): Call it.
3055 (cselib_invalidate_regno): Don't count preserved values as useless.
3056 (cselib_invalidate_mem): Likewise.
3057 (cselib_record_set): Likewise.
3058 (struct set): Renamed to cselib_set, moved to cselib.h.
3059 (cselib_record_sets): Adjust. Call hook.
3060 (cselib_process_insn): Reset table when it would be cleared.
3061 (dump_cselib_val): New.
3062 (dump_cselib_table): New.
3063 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
3064 (remove_forwarder_block): Support moving debug stmts.
3065 * cselib.h (cselib_record_sets_hook): Declare.
3066 (cselib_expand_callback): New type.
3067 (cselib_expand_value_rtx_cb): Declare.
3068 (cselib_reset_table_with_next_value): Declare.
3069 (cselib_get_next_unknown_value): Declare.
3070 (cselib_preserve_value): Declare.
3071 (cselib_preserved_value_p): Declare.
3072 (cselib_preserve_only_values): Declare.
3073 (dump_cselib_table): Declare.
3074 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
3075 (try_crossjump_to_edge): Likewise.
3076 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
3077 dominated blocks when debug stmts are present.
3078 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
3079 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
3080 (set_var_live_on_entry): Likewise.
3081 * loop-invariant.c (find_invariants_bb): Skip debug insns.
3082 * cfglayout.c (curr_location, last_location): Make static.
3083 (set_curr_insn_source_location): Don't avoid bouncing.
3084 (get_curr_insn_source_location): New.
3085 (get_curr_insn_block): New.
3086 (duplicate_insn_chain): Handle debug insns.
3087 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
3089 * common.opt (fcompare-debug): Move to sort order.
3090 (fdump-unnumbered-links): Likewise.
3091 (fvar-tracking-assignments): New.
3092 (fvar-tracking-assignments-toggle): New.
3093 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
3094 because of debug stmts.
3095 (mark_stmt_if_obviously_necessary): Mark debug stmts.
3096 (eliminate_unnecessary_stmts): Walk dominated blocks before
3098 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
3099 * ira.c (memref_used_between_p): Skip debug insns.
3100 (update_equiv_regs): Likewise.
3101 * sched-deps.c (sd_lists_size): Accept empty list.
3102 (sd_init_insn): Mark debug insns.
3103 (sd_finish_insn): Unmark them.
3104 (sd_add_dep): Reject non-debug deps on debug insns.
3105 (fixup_sched_groups): Give debug insns group treatment.
3107 (sched_analyze_reg): Don't mark debug insns for sched before call.
3108 (sched_analyze_2): Handle debug insns.
3109 (sched_analyze_insn): Compute next non-debug insn. Handle debug
3111 (deps_analyze_insn): Handle debug insns.
3112 (deps_start_bb): Skip debug insns.
3113 (init_deps): Initialize last_debug_insn.
3114 * tree-ssa.c (target_for_debug_bind): New.
3115 (find_released_ssa_name): New.
3116 (propagate_var_def_into_debug_stmts): New.
3117 (propagate_defs_into_debug_stmts): New.
3118 (verify_ssa): Skip debug bind stmts without values.
3119 (warn_uninialized_vars): Skip debug stmts.
3120 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
3121 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
3122 (rtx_equal_p): Likewise.
3123 * ira-costs.c (scan_one_insn): Skip debug insns.
3124 (process_bb_node_for_hard_reg_moves): Likewise.
3125 * rtl.h (DEBUG_INSN_P): New.
3126 (NONDEBUG_INSN_P): New.
3127 (MAY_HAVE_DEBUG_INSNS): New.
3128 (INSN_P): Accept debug insns.
3129 (RTX_FRAME_RELATED_P): Likewise.
3130 (INSN_DELETED_P): Likewise
3131 (PAT_VAR_LOCATION_DECL): New.
3132 (PAT_VAR_LOCATION_LOC): New.
3133 (PAT_VAR_OCATION_STATUS): New.
3134 (NOTE_VAR_LOCATION_DECL): Reimplement.
3135 (NOTE_VAR_LOCATION_LOC): Likewise.
3136 (NOTE_VAR_LOCATION_STATUS): Likewise.
3137 (INSN_VAR_LOCATION): New.
3138 (INSN_VAR_LOCATION_DECL): New.
3139 (INSN_VAR_LOCATION_LOC): New.
3140 (INSN_VAR_LOCATION_STATUS): New.
3141 (gen_rtx_UNKNOWN_VAR_LOC): New.
3142 (VAR_LOC_UNKNOWN_P): New.
3143 (NOTE_DURING_CALL_P): New.
3144 (SCHED_GROUP_P): Accept debug insns.
3145 (emit_debug_insn_before): Declare.
3146 (emit_debug_insn_before_noloc): Declare.
3147 (emit_debug_insn_beore_setloc): Declare.
3148 (emit_debug_insn_after): Declare.
3149 (emit_debug_insn_after_noloc): Declare.
3150 (emit_debug_insn_after_setloc): Declare.
3151 (emit_debug_insn): Declare.
3152 (make_debug_insn_raw): Declare.
3153 (prev_nondebug_insn): Declare.
3154 (next_nondebug_insn): Declare.
3155 (delegitimize_mem_from_attrs): Declare.
3156 (get_max_insn_count): Declare.
3157 (wrap_constant): Declare.
3158 (unwrap_constant): Declare.
3159 (get_curr_insn_source_location): Declare.
3160 (get_curr_insn_block): Declare.
3161 * tree-inline.c (insert_debug_decl_map): New.
3162 (processing_debug_stmt): New.
3163 (remap_decl): Don't create new mappings in debug stmts.
3164 (remap_gimple_op_r): Don't add references in debug stmts.
3165 (copy_tree_body_r): Likewise.
3166 (remap_gimple_stmt): Handle debug bind stmts.
3167 (copy_bb): Skip debug stmts.
3168 (copy_edges_for_bb): Likewise.
3169 (copy_debug_stmt): New.
3170 (copy_debug_stmts): New.
3171 (copy_body): Copy debug stmts at the end.
3172 (insert_init_debug_bind): New.
3173 (insert_init_stmt): Take id. Skip and emit debug stmts.
3174 (setup_one_parameter): Remap variable earlier, register debug mapping.
3175 (estimate_num_insns): Skip debug stmts.
3176 (expand_call_inline): Preserve debug_map.
3177 (optimize_inline_calls): Check for no debug_stmts left-overs.
3178 (unsave_expr_now): Preserve debug_map.
3179 (copy_gimple_seq_and_replace_locals): Likewise.
3180 (tree_function_versioning): Check for no debug_stmts left-overs.
3181 Init and destroy debug_map as needed. Split edges unconditionally.
3182 (build_duplicate_type): Init and destroy debug_map as needed.
3183 * tree-inline.h: Include gimple.h instead of pointer-set.h.
3184 (struct copy_body_data): Add debug_stmts and debug_map.
3185 * sched-int.h (struct ready_list): Add n_debug.
3186 (struct deps): Add last_debug_insn.
3187 (DEBUG_INSN_SCHED_P): New.
3188 (BOUNDARY_DEBUG_INSN_P): New.
3189 (SCHEDULE_DEBUG_INSN_P): New.
3190 (sd_iterator_cond): Accept empty list.
3191 * combine.c (create_log_links): Skip debug insns.
3192 (combine_instructions): Likewise.
3193 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
3194 return value is always unshared.
3195 (struct rtx_subst_pair): New.
3196 (auto_adjust_pair): New.
3197 (propagate_for_debug_subst): New.
3198 (propagate_for_debug): New.
3199 (try_combine): Skip debug insns. Propagate removed defs into
3201 (next_nonnote_nondebug_insn): New.
3202 (distribute_notes): Use it. Skip debug insns.
3203 (distribute_links): Skip debug insns.
3204 * tree-outof-ssa.c (set_location_for_edge): Likewise.
3205 * resource.c (mark_target_live_regs): Likewise.
3206 * var-tracking.c: Include cselib.h and target.h.
3207 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
3209 (micro_operation_type_name): New.
3210 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
3211 (struct micro_operation_def): Update comments.
3212 (decl_or_value): New type. Use instead of decls.
3213 (struct emit_note_data_def): Add vars.
3214 (struct attrs_def): Use decl_or_value.
3215 (struct variable_tracking_info_def): Add permp, flooded.
3216 (struct location_chain_def): Update comment.
3217 (struct variable_part_def): Use decl_or_value.
3218 (struct variable_def): Make var_part a variable length array.
3220 (scratch_regs): New.
3221 (cselib_hook_called): New.
3222 (dv_is_decl_p): New.
3223 (dv_is_value_p): New.
3226 (dv_as_opaque): New.
3227 (dv_onepart_p): New.
3229 (IS_DECL_CODE): New.
3230 (check_value_is_not_decl): New.
3231 (dv_from_decl): New.
3232 (dv_from_value): New.
3233 (dv_htab_hash): New.
3234 (variable_htab_hash): Use it.
3235 (variable_htab_eq): Support values.
3236 (variable_htab_free): Free from the right pool.
3237 (attrs_list_member, attrs_list_insert): Use decl_or_value.
3238 (attrs_list_union): Adjust.
3239 (attrs_list_mpdv_union): New.
3240 (tie_break_pointers): New.
3241 (canon_value_cmp): New.
3242 (unshare_variable): Return possibly-modified slot.
3243 (vars_copy_1): Adjust.
3244 (var_reg_decl_set): Adjust. Split out of...
3245 (var_reg_set): ... this.
3246 (get_init_value): Adjust.
3247 (var_reg_delete_and_set): Adjust.
3248 (var_reg_delete): Adjust.
3249 (var_regno_delete): Adjust.
3250 (var_mem_decl_set): Split out of...
3251 (var_mem_set): ... this.
3252 (var_mem_delete_and_set): Adjust.
3253 (var_mem_delete): Adjust.
3257 (variable_union): Adjust. Speed up merge of 1-part vars.
3258 (variable_canonicalize): Use unshared slot.
3259 (VALUED_RECURSED_INTO): New.
3260 (find_loc_in_1pdv): New.
3261 (struct dfset_merge): New.
3262 (insert_into_intersection): New.
3263 (intersect_loc_chains): New.
3265 (canonicalize_loc_order_check): New.
3266 (canonicalize_values_mark): New.
3267 (canonicalize_values_star): New.
3268 (variable_merge_over_cur): New.
3269 (variable_merge_over_src): New.
3270 (dataflow_set_merge): New.
3271 (dataflow_set_equiv_regs): New.
3272 (remove_duplicate_values): New.
3273 (struct dfset_post_merge): New.
3274 (variable_post_merge_new_vals): New.
3275 (variable_post_merge_perm_vals): New.
3276 (dataflow_post_merge_adjust): New.
3277 (find_mem_expr_in_1pdv): New.
3278 (dataflow_set_preserve_mem_locs): New.
3279 (dataflow_set_remove_mem_locs): New.
3280 (dataflow_set_clear_at_call): New.
3281 (onepart_variable_different_p): New.
3282 (variable_different_p): Use it.
3283 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
3284 (track_expr_p): Add need_rtl parameter. Don't generate rtl
3286 (track_loc_p): Pass it true.
3287 (struct count_use_info): New.
3288 (find_use_val): New.
3289 (replace_expr_with_values): New.
3291 (use_type): New, partially split out of...
3292 (count_uses): ... this. Count new micro-ops.
3293 (count_uses_1): Adjust.
3294 (count_stores): Adjust.
3295 (count_with_sets): New.
3296 (VAL_NEEDS_RESOLUTION): New.
3297 (VAL_HOLDS_TRACK_EXPR): New.
3298 (VAL_EXPR_IS_COPIED): New.
3299 (VAL_EXPR_IS_CLOBBERED): New.
3300 (add_uses): Adjust. Generate new micro-ops.
3301 (add_uses_1): Adjust.
3302 (add_stores): Generate new micro-ops.
3303 (add_with_sets): New.
3304 (find_src_status): Adjust.
3305 (find_src_set_src): Adjust.
3306 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
3307 Handle new micro-ops. Canonicalize value equivalances.
3308 (vt_find_locations): Compute total size of hash tables for
3309 dumping. Perform merge for var-tracking-assignments. Don't
3310 disregard single-block loops.
3311 (dump_attrs_list): Handle decl_or_value.
3312 (dump_variable): Take variable. Deal with decl_or_value.
3313 (dump_variable_slot): New.
3314 (dump_vars): Use it.
3315 (dump_dataflow_sets): Adjust.
3316 (set_slot_part): New, extended to support one-part variables
3317 after splitting out of...
3318 (set_variable_part): ... this.
3319 (clobber_slot_part): New, split out of...
3320 (clobber_variable_part): ... this.
3321 (delete_slot_part): New, split out of...
3322 (delete_variable_part): .... this.
3323 (check_wrap_constant): New.
3324 (vt_expand_loc_callback): New.
3325 (vt_expand_loc): New.
3326 (emit_note_insn_var_location): Adjust. Handle values. Handle
3327 EMIT_NOTE_AFTER_CALL_INSN.
3328 (emit_notes_for_differences_1): Adjust. Handle values.
3329 (emit_notes_for_differences_2): Likewise.
3330 (emit_notes_for_differences): Adjust.
3331 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
3332 Adjust. Handle new micro-ops.
3333 (vt_add_function_parameters): Adjust. Create and bind values.
3334 (vt_initialize): Adjust. Initialize scratch_regs and
3335 valvar_pool, flooded and perm.. Initialize and use cselib. Log
3336 operations. Move some code to count_with_sets and add_with_sets.
3337 (delete_debug_insns): New.
3338 (vt_debug_insns_local): New.
3339 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
3341 (var_tracking_main): If var-tracking-assignments is enabled
3342 but var-tracking isn't, delete debug insns and leave. Likewise
3343 if we exceed limits or fail the stack adjustments tests, and
3344 after all var-tracking processing.
3345 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
3346 (dataflow_set): Add traversed_vars.
3347 (value_chain, const_value_chain): New typedefs.
3348 (value_chain_pool, value_chains): New variables.
3349 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
3350 add_value_chains, add_cselib_value_chains, remove_value_chain,
3351 remove_value_chains, remove_cselib_value_chains): New functions.
3352 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
3353 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
3355 (shared_hash_find_slot_unshare, shared_hash_find_slot,
3356 shared_hash_find_slot_noinsert, shared_hash_find): Update.
3357 (dst_can_be_shared): New variable.
3358 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
3359 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
3360 different from set->vars, look up slot again instead of using the
3362 (dataflow_set_init): Initialize traversed_vars.
3363 (variable_union): Use shared_hash_*. Use initially NO_INSERT
3364 lookup if set->vars is shared. Don't keep slot cleared before
3365 calling unshare_variable. Unshare set->vars if needed. Adjust
3366 unshare_variable callers. Clear dst_can_be_shared if needed.
3367 Even ->refcount == 1 vars must be unshared if set->vars is shared
3368 and var needs to be modified.
3369 (dataflow_set_union): Set traversed_vars during canonicalization.
3370 (VALUE_CHANGED, DECL_CHANGED): Define.
3371 (set_dv_changed, dv_changed_p): New static inlines.
3372 (track_expr_p): Clear DECL_CHANGED.
3373 (dump_dataflow_sets): Set it.
3374 (variable_was_changed): Call set_dv_changed.
3375 (emit_note_insn_var_location): Likewise.
3376 (changed_variables_stack): New variable.
3377 (check_changed_vars_1, check_changed_vars_2): New functions.
3378 (emit_notes_for_changes): Do nothing if changed_variables is
3379 empty. Traverse changed_variables with check_changed_vars_1,
3380 call check_changed_vars_2 on each changed_variables_stack entry.
3381 (emit_notes_in_bb): Add SET argument. Just clear it at the
3382 beginning, use it instead of local &set, don't destroy it at the end.
3383 (vt_emit_notes): Call dataflow_set_clear early on all
3384 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
3385 computed set, dataflow_set_clear also VTI(bb)->in when we are
3386 done with the basic block. Initialize changed_variables_stack,
3387 free it afterwards. If ENABLE_CHECKING verify that after noting
3388 differences to an empty set value_chains hash table is empty.
3389 (vt_initialize): Initialize value_chains and value_chain_pool.
3390 (vt_finalize): Delete value_chains htab, free value_chain_pool.
3391 (variable_tracking_main): Call dump_dataflow_sets before calling
3392 vt_emit_notes, not after it.
3393 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
3394 (propagate_var_def_into_debug_stmts): Declare.
3395 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
3396 (df_set_note): Reject debug insns.
3397 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
3398 add notes to debug insns.
3399 (df_note_bb_compute): Adjust. Likewise.
3400 (df_simulate_uses): Skip debug insns.
3401 (df_simulate_initialize_backwards): Likewise.
3402 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
3403 (subst_stack_regs_pat): Reject debug insns.
3404 (convert_regs_1): Handle debug insns.
3405 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
3406 (print-rtl.o): Depend on cselib.h.
3407 (cselib.o): Depend on TREE_PASS_H.
3408 (var-tracking.o): Depend on cselib.h and TARGET_H.
3409 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
3410 (init_ready_list): Skip boundary debug insns.
3411 (add_branch_dependences): Skip debug insns.
3412 (free_block_dependencies): Check for blocks with only debug insns.
3413 (compute_priorities): Likewise.
3414 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
3415 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
3417 (gimple_build_debug_bind_stat): New.
3418 (empty_body_p): Skip debug stmts.
3419 (gimple_has_side_effects): Likewise.
3420 (gimple_rhs_has_side_effects): Likewise.
3421 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
3422 (gimple_build_debug_bind_stat): Declare.
3423 (gimple_build_debug_bind): Define.
3424 (is_gimple_debug): New.
3425 (gimple_debug_bind_p): New.
3426 (gimple_debug_bind_get_var): New.
3427 (gimple_debug_bind_get_value): New.
3428 (gimple_debug_bind_get_value_ptr): New.
3429 (gimple_debug_bind_set_var): New.
3430 (gimple_debug_bind_set_value): New.
3431 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
3432 (gimple_debug_bind_reset_value): New.
3433 (gimple_debug_bind_has_value_p): New.
3434 (gsi_next_nondebug): New.
3435 (gsi_prev_nondebug): New.
3436 (gsi_start_nondebug_bb): New.
3437 (gsi_last_nondebug_bb): New.
3438 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
3439 (print_insn): Handle DEBUG_INSN.
3440 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
3441 of first insn prevail.
3442 (first_stmt): Skip debug stmts.
3443 (first_non_label_stmt): Likewise.
3444 (last_stmt): Likewise.
3445 (has_zero_uses_1): New.
3446 (single_imm_use_1): New.
3447 (verify_gimple_debug): New.
3448 (verify_types_in_gimple_stmt): Handle debug stmts.
3449 (verify_stmt): Likewise.
3450 (debug_loop_num): Skip debug stmts.
3451 (remove_edge_and_dominated_blocks): Remove dominators last.
3452 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
3453 (linearize_expr): Likewise.
3454 * config/i386/i386.c (ix86_delegitimize_address): Call
3455 default implementation.
3456 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
3457 (group_barrier_needed): Skip debug insns.
3458 (emit_insn_group_barriers): Likewise.
3459 (emit_all_insn_group_barriers): Likewise.
3460 (ia64_variable_issue): Handle debug insns.
3461 (ia64_dfa_new_cycle): Likewise.
3462 (final_emit_insn_group_barriers): Skip debug insns.
3463 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
3464 def cfa without frame.
3465 (process_set): Likewise.
3466 (process_for_unwind_directive): Pass frame on.
3467 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3468 (rs6000_delegitimize_address): New.
3469 (rs6000_debug_adjust_cost): Handle debug insns.
3470 (is_microcoded_insn): Likewise.
3471 (is_cracked_insn): Likewise.
3472 (is_nonpipeline_insn): Likewise.
3473 (insn_must_be_first_in_group): Likewise.
3474 (insn_must_be_last_in_group): Likewise.
3475 (force_new_group): Likewise.
3476 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
3477 contains only debug insns.
3478 (rtl_merge_blocks): Skip debug insns.
3479 (purge_dead_edges): Likewise.
3480 (rtl_block_ends_with_call_p): Skip debug insns.
3481 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
3482 (mark_reg_dependencies): Skip debug insns.
3483 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
3484 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
3485 * tree-ssa-threadedge.c
3486 (record_temporary_equivalences_from_stmts): Skip debug stmts.
3487 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
3488 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
3489 (copyprop_hardreg_forward_1): Handle debug insns.
3490 * reload1.c (reload): Skip debug insns. Replace unassigned
3491 pseudos in debug insns with their equivalences.
3492 (eliminate_regs_in_insn): Skip debug insns.
3493 (emit_input_reload_insns): Skip debug insns at first, adjust
3495 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
3496 (get_indirect_ref_operands): Pass opf_no_vops on.
3497 (get_expr_operands): Likewise. Skip debug stmts.
3498 (parse_ssa_operands): Scan debug insns with opf_no_vops.
3500 2009-09-01 Richard Henderson <rth@redhat.com>
3502 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
3503 stmt_ends_pp_p statements at least once.
3504 * tree-vrp.c (vrp_initialize): Likewise.
3505 (vrp_visit_stmt): Be prepared for non-interesting stmts.
3507 2009-09-01 Dodji Seketeli <dodji@redhat.com>
3510 Fix AIX bootstrap after PR debug/30161
3511 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
3512 that is a GNU extension.
3513 (tmpl_value_parm_die_table): Move the definition of this global
3514 outside #ifdef DWARF2_DEBUGGING_INFO region.
3516 2009-09-01 Richard Guenther <rguenther@suse.de>
3518 * tree.c (tree_expr_size): New function.
3519 * tree.h (tree_expr_size): Declare.
3520 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
3521 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
3522 * langhooks.c (lhd_expr_size): Remove.
3523 * langhooks.h (struct lang_hooks): Remove expr_size.
3524 * explow.c (expr_size): Use tree_expr_size.
3525 (int_expr_size): Likewise.
3526 * langhooks-def.h (lhd_expr_size): Remove.
3527 (LANG_HOOKS_EXPR_SIZE): Likewise.
3528 (LANG_HOOKS_INITIALIZER): Adjust.
3530 2009-09-01 Richard Guenther <rguenther@suse.de>
3532 * tree-flow.h (mark_addressable): Move declaration ...
3533 * tree.h (mark_addressable): ... here.
3534 * stmt.c (expand_asm_operands): Use mark_addressable, not
3535 lang_hooks.mark_addressable.
3536 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3537 LANG_HOOKS_MARK_ADDRESSABLE.
3538 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
3539 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
3541 2009-08-31 Chris Demetriou <cgd@google.com>
3543 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
3544 vectorize if not TARGET_SSE2.
3546 2009-08-31 DJ Delorie <dj@redhat.com>
3548 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
3549 registers if no coprocessor is enabled.
3551 2009-08-31 Dodji Seketeli <dodji@redhat.com>
3554 * cgraph.h (cgraph_get_node): Declare ...
3555 * cgraph.c (cgraph_get_node): ... new function.
3556 * dwarf2out.c (gen_generic_params_dies,
3557 generic_parameter_die, tree_add_const_value_attribute_for_decl,
3558 make_ith_pack_parameter_name,
3559 append_entry_to_tmpl_value_parm_die_table,
3560 gen_remaining_tmpl_value_param_die_attribute): New functions.
3561 (gen_subprogram_die): Generate debug info for template parameters
3562 if debug info level is higher than DINFO_LEVEL_TERSE.
3563 Use tree_add_const_value_attribute_for_decl instead of
3564 tree_add_const_value_attribute.
3565 (gen_const_die): Use tree_add_const_value_attribute_for_decl
3566 instead of tree_add_const_value_attribute.
3567 (gen_struct_or_union_type_die): Generate debug
3568 info for template parameters if debug info level is higher than
3570 (tree_add_const_value_attribute): Handle integral and pointer
3571 constants. Update comment.
3572 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
3573 (dwarf_attr_name): Support DW_AT_GNU_template_name.
3574 (reference_to_unused): Fix thinko. Remove redundant predicates from
3576 (tree_add_const_value_attribute): Make this work for constant
3578 tree_add_const_value_attribute_for_decl is to be used for variable
3580 (add_location_or_const_value_attribute): Use
3581 tree_add_const_value_attribute_for_decl now.
3582 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
3583 DW_TAG_template_value_param DIEs after function DIEs have been
3585 * langhooks.h (lang_hooks_for_types): Add
3586 get_argument_pack_elems.
3587 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
3588 (lang_hooks): Added get_innermost_generic_parms,
3589 get_innermost_generic_args.
3590 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
3591 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
3592 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
3593 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
3595 2009-08-31 DJ Delorie <dj@redhat.com>
3597 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
3598 it once we start generating the prologue or epilogue.
3599 (mep_call_saves_register): If the frame is locked, re-use
3601 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
3602 (mep_expand_prologue): Call it.
3603 (mep_expand_epilogue): Likewise.
3604 (mep_start_function): Use the same logic as mep_expand_prologue.
3605 (mep_pass_by_reference): Make logic more readable.
3606 (mep_return_in_memory): Zero-sized objects are passed in memory.
3607 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
3609 2009-08-31 Richard Guenther <rguenther@suse.de>
3611 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3612 to query if the memory regions for memmove overlap.
3613 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3614 asserts on pointers, instead deal with odd trees.
3615 (ptr_derefs_may_alias_p): Likewise.
3616 (refs_may_alias_p_1): Constructor bases also never alias.
3618 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
3620 * doc/install.texi (Final install): Adjust reference on where to
3621 order printed manuals.
3623 2009-08-30 Olivier Hainque <hainque@adacore.com>
3625 * dwarf2out.c (switch_to_frame_table_section): Move
3626 definition prior to first use.
3628 2009-08-30 Richard Guenther <rguenther@suse.de>
3630 PR tree-optimization/41186
3631 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
3632 (ao_ref_init_from_ptr_and_size): New function.
3633 (ref_maybe_used_by_call_p_1): Be more precise tracking
3634 used ranges for builtin functions.
3635 (ref_maybe_used_by_call_p): Adjust.
3636 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
3637 ranges for builtin functions.
3638 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
3640 2009-08-30 Alan Modra <amodra@bigpond.net.au>
3643 * fwprop.c (get_reg_use_in): Delete.
3644 (free_load_extend): New function.
3645 (forward_propagate_subreg): Use it.
3647 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
3649 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
3651 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
3654 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
3657 2009-08-29 Douglas B Rupp <rupp@gnat.com>
3659 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
3660 fini or fini_array section.
3662 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3664 * graphite-dependences.c (graphite_legal_transform_bb): Call
3665 pbb_remove_duplicate_pdrs.
3666 * graphite-poly.c (can_collapse_pdr): Removed.
3667 (pdr_find_duplicate): Removed.
3668 (can_collapse_pdrs): New.
3669 (pbb_remove_duplicate_pdrs): New.
3670 (new_poly_dr): Do not look for duplicates.
3671 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
3672 (PBB_PDR_DUPLICATES_REMOVED): New.
3673 (pbb_remove_duplicate_pdrs): Declared.
3675 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3677 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
3678 the strides by multiplying by PDR_NB_REFS.
3679 * graphite-poly.c (can_collapse_pdr): New.
3680 (pdr_find_duplicate): New.
3681 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
3682 Initialize PDR_NB_REFS.
3683 * graphite-poly.h (struct poly_dr): Add field nb_refs.
3685 (new_poly_dr): Number of subscripts is a graphite_dim_t.
3687 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3690 * graphite-poly.c (apply_poly_transforms): Remove legality test before
3693 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3695 * graphite-dependences.c (pddr_original_scattering): Return NULL
3696 for read-read dependence relations.
3697 * graphite-poly.h (enum poly_dr_type): Fix comment.
3700 (pdr_may_write_p): New.
3702 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3704 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
3705 (struct poly_dr): Same.
3706 (new_poly_dr): Same.
3707 * graphite-poly.c (new_poly_dr): Same.
3708 * graphite-dependences.c (dot_deps): Disable call to system.
3710 2009-08-28 Cary Coutant <ccoutant@google.com>
3713 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
3714 struct/union/enum types local to a function.
3716 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3717 Sebastian Pop <sebastian.pop@amd.com>
3719 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
3720 pbb_strip_mine_time_depth. Changed the implementation so that
3721 transformation is expressed as a transformation on
3722 time (scatttering) dimensions. Also, ensures that the 2d+1
3723 scheduling format is preserved.
3724 (pbb_strip_mine_profitable_p): Profitability is based on the
3725 iteration number of a given time (scattering) dimension,
3726 and not on a original loop depth dimension.
3727 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
3728 (pbb_do_strip_mine): Call psct_dynamic_dim.
3729 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
3730 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
3731 (pbb_nb_dynamic_scattering_transform): New.
3732 (psct_dynamic_dim): New.
3734 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3736 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3737 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3738 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
3739 * graphite-interchange.c (build_linearized_memory_access): Same.
3740 (memory_stride_in_loop): Same.
3742 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3744 * graphite-dependences.c (pddr_original_scattering): New.
3745 (graphite_legal_transform_dr): Call pddr_original_scattering.
3748 * graphite-dependences.h (dot_deps): Declared.
3749 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
3750 (print_pdr): Print PDR_ID.
3751 * graphite-poly.h (struct poly_dr): Add field id.
3754 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3756 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3758 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3759 not delete the original dependence relation.
3761 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3763 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3764 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3765 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3766 (free_poly_ddr): New.
3767 (pddr_is_empty): New.
3768 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3769 (dependence_polyhedron): Same. Remove useless gcc_assert.
3771 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3772 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3773 * graphite-dependences.h (enum poly_dependence_kind): New.
3774 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3775 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3776 (PDRP_SINK): Renamed PDDR_SINK.
3777 (PDRP_DDP): Renamed PDDR_DDP.
3779 (free_poly_ddr): Declared.
3780 * graphite-poly.c (new_scop): Use the new hash function names.
3781 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3782 into original_pddrs.
3783 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3785 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3787 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3788 bounds with LT_EXPR to make niter analysis more precise on code
3789 generated by Graphite.
3791 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3793 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3794 (graphite_legal_transform_bb): Same.
3795 (poly_drs_may_alias_p): Same.
3797 2009-08-28 Richard Guenther <rguenther@suse.de>
3799 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3801 2009-08-28 Jan Beulich <jbeulich@novell.com>
3803 * config/i386/netware.c: Include langhooks.h.
3804 (i386_nlm_encode_section_info): Simplify.
3805 (netware_override_options): Delete.
3806 * config/i386/netware.h (netware_override_options): Delete
3808 (OVERRIDE_OPTIONS): Delete definition.
3809 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3810 (ASM_COMMENT_START): Define.
3811 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3813 2009-08-28 Jan Beulich <jbeulich@novell.com>
3815 * configure.ac: For in-tree ld, do a plain version check to
3816 determine whether comdat groups are supported.
3817 * configure: Regenerate.
3819 2009-08-28 Olivier Hainque <hainque@adacore.com>
3821 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3822 always defined. Reflect definition or absence of such for
3823 COLLECT_EXPORT_LIST. Readability helper.
3824 (scanfilter): New enum, to help control what symbols
3825 are to be considered or ignored by scan_prog_file.
3826 (enum pass): Rename as "scanpass", moved together with scanfilter
3827 prior to scan_prog_file's prototype.
3828 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3829 Group prototype with the scanpass/scanfilter definitions, factorize
3830 head comments for the several implementations at the prototype.
3831 (main): Reorganize the first pass link control to let AIX
3832 drag only the needed frame tables in executables. Prevent
3833 frame tables collection during the scan aimed at static ctors.
3834 Pre-link and scan for frame tables later to compensate.
3835 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3836 A C statement to issue assembly directives that create a reference
3837 to the given DWARF table identifier label from the current function
3839 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3840 to differentiate first time section entry. Only emit a .data
3841 tables start identifier label the first time around.
3842 (switch_to_frame_table_section): New function. Helper for
3843 output_call_frame_info to switch possibly BACK into the eh_frame
3844 or the debug_frame section depending on FOR_EH.
3845 (output_call_frame_info): Use helper to first enter the proper
3847 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3848 emit a link to the frame table start label from each function
3850 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3851 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3852 * config/rs6000/rs6000-protos.h: Declare it.
3853 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3855 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3857 * config/sh/sh.c (split_branches): Check the result of
3860 2009-08-27 Steve Ellcey <sje@cup.hp.com>
3862 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
3863 using -pthread -fopenmp
3865 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3867 * doc/service.texi (service directory): Update URL.
3869 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3871 PR rtl-optimization/40861
3872 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
3873 extract word from a multi-word subreg for negative byte positions.
3875 2009-08-27 Tristan Gingold <gingold@adacore.com>
3876 Douglas B Rupp <rupp@gnat.com>
3878 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
3879 (SECTION_VMS_OVERLAY): Define.
3880 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
3882 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
3884 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
3885 common_object declarations.
3886 (ia64_section_type_flags): Set section flag for common_object.
3887 * config/ia64/ia64-protos.h
3888 (ia64_vms_output_aligned_decl_common): Declare.
3889 (ia64_vms_elf_asm_named_section): Declare.
3891 2009-08-27 Michael Matz <matz@suse.de>
3893 * expr.c (expand_expr_real_2): New function taking exploded
3894 unary or binary expression, split out from ...
3895 (expand_expr_real_1): ... here. Move over all unary/binary
3896 switch parts to above function, in particular these codes:
3897 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
3898 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
3899 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
3900 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
3901 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
3902 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
3903 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
3904 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
3905 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
3906 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
3907 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
3908 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
3909 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
3910 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
3911 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
3912 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
3913 VEC_PACK_FIX_TRUNC_EXPR.
3914 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
3917 2009-08-27 Richard Guenther <rguenther@suse.de>
3919 * gengtype.c (main): Handle uint64_t.
3920 * ipa-utils.c (get_base_var): Indent properly.
3921 * tree-ssa-live.c (debug_scope_block): New function.
3922 * tree-flow.h (debug_scope_block): Declare.
3923 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
3924 * basic-block.h (enum profile_status): Rename to
3925 enum profile_status_d.
3926 (x_profile_status): Adjust type.
3928 2009-08-27 Dodji Seketeli <dodji@redhat.com>
3931 * dwarf2out.c (get_context_die): Declare this static function.
3932 (gen_type_die_with_usage): Make sure a DIE is a generated for
3933 the context of a typedef.
3935 2009-08-26 Anatoly Sokolov <aesok@post.ru>
3937 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
3940 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
3942 * config/mips/mips-protos.h (mips_output_sync): Declare.
3943 (mips_sync_loop_insns): Likewise.
3944 (mips_output_sync_loop): Replace first two parameters with an rtx.
3945 * config/mips/mips.c (mips_multi_member): New structure.
3946 (mips_multi_members): New variable.
3947 (mips_multi_start): New function.
3948 (mips_multi_add): Likewise.
3949 (mips_multi_add_insn): Likewise.
3950 (mips_multi_add_label): Likewise.
3951 (mips_multi_last_index): Likewise.
3952 (mips_multi_copy_insn): Likewise.
3953 (mips_multi_set_operand): Likewise.
3954 (mips_multi_write): Likewise.
3955 (mips_print_operand_punctuation): Remove '%|' and '%-'.
3956 (mips_init_print_operand_punct): Update accordingly.
3957 (mips_start_ll_sc_sync_block): New function.
3958 (mips_end_ll_sc_sync_block): Likewise.
3959 (mips_output_sync): Likewise.
3960 (mips_sync_insn1_template): Likewise.
3961 (mips_sync_insn2_template): Likewise.
3962 (mips_get_sync_operand): Likewise.
3963 (mips_process_sync_loop): Likewise.
3964 (mips_output_sync_loop): Use mips_process_sync_loop.
3965 (mips_sync_loop_insns): New function.
3966 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
3967 (MIPS_COMPARE_AND_SWAP_12): Likewise.
3968 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
3969 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
3970 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
3971 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
3972 (MIPS_SYNC_OLD_OP_12): Likewise.
3973 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
3974 (MIPS_SYNC_NEW_OP_12): Likewise.
3975 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
3976 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
3977 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
3978 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
3979 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
3980 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
3981 * config/mips/mips.md (sync_mem): New attribute.
3982 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
3983 (sync_exclusive_mask, sync_required_oldval): Likewise.
3984 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
3985 (sync_release_barrier): Likewise.
3986 (length): Handle sync loops.
3987 (sync): Use mips_output_sync.
3988 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
3989 (sync_compare_and_swap<mode>): Set the new sync_* attributes
3990 and use mips_output_sync_loop.
3991 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
3992 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
3993 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
3994 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
3995 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
3996 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
3997 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
3998 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
3999 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
4001 2009-08-26 Richard Guenther <rguenther@suse.de>
4004 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
4005 the types to not match.
4006 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
4008 * tree-ssa.c (useless_type_conversion_p): Conversions to
4009 pointers to unprototyped functions are useless.
4011 2009-08-26 Richard Guenther <rguenther@suse.de>
4013 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
4014 whole-program condition, prepare to be called for non-globals.
4015 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
4016 params build a representative with known type and track its fields.
4018 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
4020 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
4021 clearing by a taken branch.
4022 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
4023 effectively after bbro pass.
4024 (sync_nand<mode>): Ditto.
4025 (sync_old_<fetchop_name><mode>): Ditto.
4026 (sync_old_nand<mode>): Ditto.
4027 (sync_new_<fetchop_name><mode>): Dito.
4028 (sync_new_nand<mode>): Ditto.
4029 (sync_compare_and_swap<mode>_1): Ditto.
4030 (*sync_compare_and_swap<mode>): Ditto.
4031 (sync_lock_test_and_set<mode>_1): Ditto.
4032 ("sync_lock_test_and_set<mode>): Ditto.
4034 2009-08-25 Douglas B Rupp <rupp@gnat.com>
4036 * hwint.h (HOST_LONG_FORMAT): New macro
4037 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
4038 Use HOST_PTR_PRINTF.
4039 * system.h (HOST_PTR_PRINTF): Resurrect old macro
4040 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
4041 (HOST_PTR_PRINTF): Document.
4043 2009-08-25 Jan Hubicka <jh@suse.cz>
4045 * config/i386/bmmintrin.h: Replace by #error.
4048 Michael Meissner <michael.meissner@amd.com>
4049 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4050 Tony Linthicum <tony.linthicum@amd.com>
4052 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4053 (TARGET_ROUND): New macro for the round/ptest instructions which
4054 are shared between SSE4.1 and SSE5.
4055 (OPTION_MASK_ISA_ROUND): Ditto.
4056 (OPTION_ISA_ROUND): Ditto.
4057 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4058 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4060 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4061 (-mfused-madd): New switch to give users control over whether the
4062 compiler optimizes to use the multiply/add SSE5 instructions.
4064 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
4065 (ix86_handle_option): Turn off 3dnow if -msse5.
4066 (override_options): Add SSE5 support.
4067 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4069 (ix86_expand_sse_movcc): Add SSE5 support.
4070 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4071 vector type to the next largest size.
4072 (ix86_expand_sse5_pack): New function to use pperm to pack a
4073 vector type to the next smallest size.
4074 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4075 (IX86_BUILTIN_FMADDSD): Ditto.
4076 (IX86_BUILTIN_FMADDPS): Ditto.
4077 (IX86_BUILTIN_FMADDPD): Ditto.
4078 (IX86_BUILTIN_FMSUBSS): Ditto.
4079 (IX86_BUILTIN_FMSUBSD): Ditto.
4080 (IX86_BUILTIN_FMSUBPS): Ditto.
4081 (IX86_BUILTIN_FMSUBPD): Ditto.
4082 (IX86_BUILTIN_FNMADDSS): Ditto.
4083 (IX86_BUILTIN_FNMADDSD): Ditto.
4084 (IX86_BUILTIN_FNMADDPS): Ditto.
4085 (IX86_BUILTIN_FNMADDPD): Ditto.
4086 (IX86_BUILTIN_FNMSUBSS): Ditto.
4087 (IX86_BUILTIN_FNMSUBSD): Ditto.
4088 (IX86_BUILTIN_FNMSUBPS): Ditto.
4089 (IX86_BUILTIN_FNMSUBPD): Ditto.
4090 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4091 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4092 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4093 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4094 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4095 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4096 (IX86_BUILTIN_PPERM): Ditto.
4097 (IX86_BUILTIN_PERMPS): Ditto.
4098 (IX86_BUILTIN_PERMPD): Ditto.
4099 (IX86_BUILTIN_PMACSSWW): Ditto.
4100 (IX86_BUILTIN_PMACSWW): Ditto.
4101 (IX86_BUILTIN_PMACSSWD): Ditto.
4102 (IX86_BUILTIN_PMACSWD): Ditto.
4103 (IX86_BUILTIN_PMACSSDD): Ditto.
4104 (IX86_BUILTIN_PMACSDD): Ditto.
4105 (IX86_BUILTIN_PMACSSDQL): Ditto.
4106 (IX86_BUILTIN_PMACSSDQH): Ditto.
4107 (IX86_BUILTIN_PMACSDQL): Ditto.
4108 (IX86_BUILTIN_PMACSDQH): Ditto.
4109 (IX86_BUILTIN_PMADCSSWD): Ditto.
4110 (IX86_BUILTIN_PMADCSWD): Ditto.
4111 (IX86_BUILTIN_PHADDBW): Ditto.
4112 (IX86_BUILTIN_PHADDBD): Ditto.
4113 (IX86_BUILTIN_PHADDBQ): Ditto.
4114 (IX86_BUILTIN_PHADDWD): Ditto.
4115 (IX86_BUILTIN_PHADDWQ): Ditto.
4116 (IX86_BUILTIN_PHADDDQ): Ditto.
4117 (IX86_BUILTIN_PHADDUBW): Ditto.
4118 (IX86_BUILTIN_PHADDUBD): Ditto.
4119 (IX86_BUILTIN_PHADDUBQ): Ditto.
4120 (IX86_BUILTIN_PHADDUWD): Ditto.
4121 (IX86_BUILTIN_PHADDUWQ): Ditto.
4122 (IX86_BUILTIN_PHADDUDQ): Ditto.
4123 (IX86_BUILTIN_PHSUBBW): Ditto.
4124 (IX86_BUILTIN_PHSUBWD): Ditto.
4125 (IX86_BUILTIN_PHSUBDQ): Ditto.
4126 (IX86_BUILTIN_PROTB): Ditto.
4127 (IX86_BUILTIN_PROTW): Ditto.
4128 (IX86_BUILTIN_PROTD): Ditto.
4129 (IX86_BUILTIN_PROTQ): Ditto.
4130 (IX86_BUILTIN_PROTB_IMM): Ditto.
4131 (IX86_BUILTIN_PROTW_IMM): Ditto.
4132 (IX86_BUILTIN_PROTD_IMM): Ditto.
4133 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4134 (IX86_BUILTIN_PSHLB): Ditto.
4135 (IX86_BUILTIN_PSHLW): Ditto.
4136 (IX86_BUILTIN_PSHLD): Ditto.
4137 (IX86_BUILTIN_PSHLQ): Ditto.
4138 (IX86_BUILTIN_PSHAB): Ditto.
4139 (IX86_BUILTIN_PSHAW): Ditto.
4140 (IX86_BUILTIN_PSHAD): Ditto.
4141 (IX86_BUILTIN_PSHAQ): Ditto.
4142 (IX86_BUILTIN_FRCZSS): Ditto.
4143 (IX86_BUILTIN_FRCZSD): Ditto.
4144 (IX86_BUILTIN_FRCZPS): Ditto.
4145 (IX86_BUILTIN_FRCZPD): Ditto.
4146 (IX86_BUILTIN_CVTPH2PS): Ditto.
4147 (IX86_BUILTIN_CVTPS2PH): Ditto.
4148 (IX86_BUILTIN_COMEQSS): Ditto.
4149 (IX86_BUILTIN_COMNESS): Ditto.
4150 (IX86_BUILTIN_COMLTSS): Ditto.
4151 (IX86_BUILTIN_COMLESS): Ditto.
4152 (IX86_BUILTIN_COMGTSS): Ditto.
4153 (IX86_BUILTIN_COMGESS): Ditto.
4154 (IX86_BUILTIN_COMUEQSS): Ditto.
4155 (IX86_BUILTIN_COMUNESS): Ditto.
4156 (IX86_BUILTIN_COMULTSS): Ditto.
4157 (IX86_BUILTIN_COMULESS): Ditto.
4158 (IX86_BUILTIN_COMUGTSS): Ditto.
4159 (IX86_BUILTIN_COMUGESS): Ditto.
4160 (IX86_BUILTIN_COMORDSS): Ditto.
4161 (IX86_BUILTIN_COMUNORDSS): Ditto.
4162 (IX86_BUILTIN_COMFALSESS): Ditto.
4163 (IX86_BUILTIN_COMTRUESS): Ditto.
4164 (IX86_BUILTIN_COMEQSD): Ditto.
4165 (IX86_BUILTIN_COMNESD): Ditto.
4166 (IX86_BUILTIN_COMLTSD): Ditto.
4167 (IX86_BUILTIN_COMLESD): Ditto.
4168 (IX86_BUILTIN_COMGTSD): Ditto.
4169 (IX86_BUILTIN_COMGESD): Ditto.
4170 (IX86_BUILTIN_COMUEQSD): Ditto.
4171 (IX86_BUILTIN_COMUNESD): Ditto.
4172 (IX86_BUILTIN_COMULTSD): Ditto.
4173 (IX86_BUILTIN_COMULESD): Ditto.
4174 (IX86_BUILTIN_COMUGTSD): Ditto.
4175 (IX86_BUILTIN_COMUGESD): Ditto.
4176 (IX86_BUILTIN_COMORDSD): Ditto.
4177 (IX86_BUILTIN_COMUNORDSD): Ditto.
4178 (IX86_BUILTIN_COMFALSESD): Ditto.
4179 (IX86_BUILTIN_COMTRUESD): Ditto.
4180 (IX86_BUILTIN_COMEQPS): Ditto.
4181 (IX86_BUILTIN_COMNEPS): Ditto.
4182 (IX86_BUILTIN_COMLTPS): Ditto.
4183 (IX86_BUILTIN_COMLEPS): Ditto.
4184 (IX86_BUILTIN_COMGTPS): Ditto.
4185 (IX86_BUILTIN_COMGEPS): Ditto.
4186 (IX86_BUILTIN_COMUEQPS): Ditto.
4187 (IX86_BUILTIN_COMUNEPS): Ditto.
4188 (IX86_BUILTIN_COMULTPS): Ditto.
4189 (IX86_BUILTIN_COMULEPS): Ditto.
4190 (IX86_BUILTIN_COMUGTPS): Ditto.
4191 (IX86_BUILTIN_COMUGEPS): Ditto.
4192 (IX86_BUILTIN_COMORDPS): Ditto.
4193 (IX86_BUILTIN_COMUNORDPS): Ditto.
4194 (IX86_BUILTIN_COMFALSEPS): Ditto.
4195 (IX86_BUILTIN_COMTRUEPS): Ditto.
4196 (IX86_BUILTIN_COMEQPD): Ditto.
4197 (IX86_BUILTIN_COMNEPD): Ditto.
4198 (IX86_BUILTIN_COMLTPD): Ditto.
4199 (IX86_BUILTIN_COMLEPD): Ditto.
4200 (IX86_BUILTIN_COMGTPD): Ditto.
4201 (IX86_BUILTIN_COMGEPD): Ditto.
4202 (IX86_BUILTIN_COMUEQPD): Ditto.
4203 (IX86_BUILTIN_COMUNEPD): Ditto.
4204 (IX86_BUILTIN_COMULTPD): Ditto.
4205 (IX86_BUILTIN_COMULEPD): Ditto.
4206 (IX86_BUILTIN_COMUGTPD): Ditto.
4207 (IX86_BUILTIN_COMUGEPD): Ditto.
4208 (IX86_BUILTIN_COMORDPD): Ditto.
4209 (IX86_BUILTIN_COMUNORDPD): Ditto.
4210 (IX86_BUILTIN_COMFALSEPD): Ditto.
4211 (IX86_BUILTIN_COMTRUEPD): Ditto.
4212 (IX86_BUILTIN_PCOMEQUB): Ditto.
4213 (IX86_BUILTIN_PCOMNEUB): Ditto.
4214 (IX86_BUILTIN_PCOMLTUB): Ditto.
4215 (IX86_BUILTIN_PCOMLEUB): Ditto.
4216 (IX86_BUILTIN_PCOMGTUB): Ditto.
4217 (IX86_BUILTIN_PCOMGEUB): Ditto.
4218 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
4219 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
4220 (IX86_BUILTIN_PCOMEQUW): Ditto.
4221 (IX86_BUILTIN_PCOMNEUW): Ditto.
4222 (IX86_BUILTIN_PCOMLTUW): Ditto.
4223 (IX86_BUILTIN_PCOMLEUW): Ditto.
4224 (IX86_BUILTIN_PCOMGTUW): Ditto.
4225 (IX86_BUILTIN_PCOMGEUW): Ditto.
4226 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
4227 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
4228 (IX86_BUILTIN_PCOMEQUD): Ditto.
4229 (IX86_BUILTIN_PCOMNEUD): Ditto.
4230 (IX86_BUILTIN_PCOMLTUD): Ditto.
4231 (IX86_BUILTIN_PCOMLEUD): Ditto.
4232 (IX86_BUILTIN_PCOMGTUD): Ditto.
4233 (IX86_BUILTIN_PCOMGEUD): Ditto.
4234 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
4235 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
4236 (IX86_BUILTIN_PCOMEQUQ): Ditto.
4237 (IX86_BUILTIN_PCOMNEUQ): Ditto.
4238 (IX86_BUILTIN_PCOMLTUQ): Ditto.
4239 (IX86_BUILTIN_PCOMLEUQ): Ditto.
4240 (IX86_BUILTIN_PCOMGTUQ): Ditto.
4241 (IX86_BUILTIN_PCOMGEUQ): Ditto.
4242 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
4243 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
4244 (IX86_BUILTIN_PCOMEQB): Ditto.
4245 (IX86_BUILTIN_PCOMNEB): Ditto.
4246 (IX86_BUILTIN_PCOMLTB): Ditto.
4247 (IX86_BUILTIN_PCOMLEB): Ditto.
4248 (IX86_BUILTIN_PCOMGTB): Ditto.
4249 (IX86_BUILTIN_PCOMGEB): Ditto.
4250 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4251 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4252 (IX86_BUILTIN_PCOMEQW): Ditto.
4253 (IX86_BUILTIN_PCOMNEW): Ditto.
4254 (IX86_BUILTIN_PCOMLTW): Ditto.
4255 (IX86_BUILTIN_PCOMLEW): Ditto.
4256 (IX86_BUILTIN_PCOMGTW): Ditto.
4257 (IX86_BUILTIN_PCOMGEW): Ditto.
4258 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4259 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4260 (IX86_BUILTIN_PCOMEQD): Ditto.
4261 (IX86_BUILTIN_PCOMNED): Ditto.
4262 (IX86_BUILTIN_PCOMLTD): Ditto.
4263 (IX86_BUILTIN_PCOMLED): Ditto.
4264 (IX86_BUILTIN_PCOMGTD): Ditto.
4265 (IX86_BUILTIN_PCOMGED): Ditto.
4266 (IX86_BUILTIN_PCOMFALSED): Ditto.
4267 (IX86_BUILTIN_PCOMTRUED): Ditto.
4268 (IX86_BUILTIN_PCOMEQQ): Ditto.
4269 (IX86_BUILTIN_PCOMNEQ): Ditto.
4270 (IX86_BUILTIN_PCOMLTQ): Ditto.
4271 (IX86_BUILTIN_PCOMLEQ): Ditto.
4272 (IX86_BUILTIN_PCOMGTQ): Ditto.
4273 (IX86_BUILTIN_PCOMGEQ): Ditto.
4274 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4275 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4276 (enum multi_arg_type): New enum for describing the various SSE5
4277 intrinsic argument types.
4278 (bdesc_multi_arg): New table for SSE5 intrinsics.
4279 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
4280 (ix86_expand_multi_arg_builtin): New function for creating SSE5
4282 (ix86_expand_builtin): Add SSE5 intrinsic support.
4283 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
4284 operand instructions.
4285 (ix86_expand_sse5_multiple_memory): New function to split the
4286 second memory reference from SSE5 instructions.
4287 (type_has_variadic_args_p): Delete in favor of stdarg_p.
4288 (ix86_return_pops_args): Use stdarg_p to determine if the function
4289 has variable arguments.
4290 (ix86_setup_incoming_varargs): Ditto.
4291 (x86_this_parameter): Ditto.
4293 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
4295 (ix86_expand_sse5_pack): Ditto.
4296 (ix86_sse5_valid_op_p): Ditto.
4297 (ix86_expand_sse5_multiple_memory): Ditto.
4299 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
4300 constant for SSE5 support.
4301 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
4302 (UNSPEC_SSE5_TRUEFALSE): Ditto.
4303 (UNSPEC_SSE5_PERMUTE): Ditto.
4304 (UNSPEC_SSE5_ASHIFT): Ditto.
4305 (UNSPEC_SSE5_LSHIFT): Ditto.
4306 (UNSPEC_FRCZ): Ditto.
4307 (UNSPEC_CVTPH2PS): Ditto.
4308 (UNSPEC_CVTPS2PH): Ditto.
4309 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
4311 (COM_FALSE_S): Ditto.
4312 (COM_FALSE_P): Ditto.
4313 (COM_TRUE_S): Ditto.
4314 (COM_TRUE_P): Ditto.
4315 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
4316 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
4318 (memory attribute): Ditto.
4319 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4320 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
4321 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4322 (floor<mode>2): Ditto.
4323 (ceil<mode>2): Ditto.
4324 (btrunc<mode>2): Ditto.
4325 (nearbyintdf2): Ditto.
4326 (nearbyintsf2): Ditto.
4327 (sse_setccsf): Disable if SSE5.
4328 (sse_setccdf): Ditto.
4329 (sse5_setcc<mode>): New support for SSE5 conditional move.
4330 (sse5_pcmov_<mode>): Ditto.
4332 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
4334 (SSEMODEF2P): Ditto.
4335 (ssemodesuffixf4): New mode attribute for SSE5.
4336 (ssemodesuffixf2s): Ditto.
4337 (ssemodesuffixf2c): Ditto.
4338 (sserotatemax): Ditto.
4339 (ssescalarmode): Ditto.
4340 (sse_maskcmpv4sf3): Disable if SSE5.
4341 (sse_maskcmpv2df3): Ditto.
4342 (sse_vmmaskcmpv4sf3): Ditto.
4343 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
4344 (sse5_vmfmadd<mode>4): Ditto.
4345 (sse5_fmsub<mode>4): Ditto.
4346 (sse5_vmfmsub<mode>4): Ditto.
4347 (sse5_fnmadd<mode>4): Ditto.
4348 (sse5_vmfnmadd<mode>4): Ditto.
4349 (sse5_fnmsub<mode>4): Ditto.
4350 (sse5_vmfnmsub<mode>4): Ditto.
4351 (sse5i_fmadd<mode>4): Ditto.
4352 (sse5i_fmsub<mode>4): Ditto.
4353 (sse5i_fnmadd<mode>4): Ditto.
4354 (sse5i_fnmsub<mode>4): Ditto.
4355 (sse5i_vmfmadd<mode>4): Ditto.
4356 (sse5i_vmfmsub<mode>4): Ditto.
4357 (sse5i_vmfnmadd<mode>4): Ditto.
4358 (sse5i_vmfnmsub<mode>4): Ditto.
4359 (mulv16qi3): Add SSE5 support.
4361 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
4362 (sse2_mulv4si3): Disable if SSE5.
4363 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
4364 (sse4_1_roundps): Ditto.
4365 (sse4_1_roundsd): Ditto.
4366 (sse4_1_roundss): Ditto.
4367 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4369 (sse_maskcmpsf3): Ditto.
4370 (sse_vmmaskcmpv4sf3): Ditto.
4371 (sse2_maskcmpv2df3): Ditto.
4372 (sse2_maskcmpdf3): Ditto.
4373 (sse2_vmmaskcmpv2df3): Ditto.
4374 (sse2_eq<mode>3): Ditto.
4375 (sse2_gt<mode>3): Ditto.
4376 (sse5_pcmov_<mode>): Add SSE5 support.
4377 (vec_unpacku_hi_v16qi): Ditto.
4378 (vec_unpacks_hi_v16qi): Ditto.
4379 (vec_unpacku_lo_v16qi): Ditto.
4380 (vec_unpacks_lo_v16qi): Ditto.
4381 (vec_unpacku_hi_v8hi): Ditto.
4382 (vec_unpacks_hi_v8hi): Ditto.
4383 (vec_unpacku_lo_v8hi): Ditto.
4384 (vec_unpacks_lo_v8hi): Ditto.
4385 (vec_unpacku_hi_v4si): Ditto.
4386 (vec_unpacks_hi_v4si): Ditto.
4387 (vec_unpacku_lo_v4si): Ditto.
4388 (vec_unpacks_lo_v4si): Ditto.
4389 (sse5_pmacsww): New SSE5 intrinsic insn.
4390 (sse5_pmacssww): Ditto.
4391 (sse5_pmacsdd): Ditto.
4392 (sse5_pmacssdd): Ditto.
4393 (sse5_pmacssdql): Ditto.
4394 (sse5_pmacssdqh): Ditto.
4395 (sse5_pmacsdqh): Ditto.
4396 (sse5_pmacsswd): Ditto.
4397 (sse5_pmacswd): Ditto.
4398 (sse5_pmadcsswd): Ditto.
4399 (sse5_pmadcswd): Ditto.
4400 (sse5_pcmov_<move>): Conditional move support on SSE5.
4401 (sse5_phaddbw): New SSE5 intrinsic insn.
4402 (sse5_phaddbd): Ditto.
4403 (sse5_phaddbq): Ditto.
4404 (sse5_phaddwd): Ditto.
4405 (sse5_phaddwq): Ditto.
4406 (sse5_phadddq): Ditto.
4407 (sse5_phaddubw): Ditto.
4408 (sse5_phaddubd): Ditto.
4409 (sse5_phaddubq): Ditto.
4410 (sse5_phadduwd): Ditto.
4411 (sse5_phadduwq): Ditto.
4412 (sse5_phaddudq): Ditto.
4413 (sse5_phsubbw): Ditto.
4414 (sse5_phsubwd): Ditto.
4415 (sse5_phsubdq): Ditto.
4416 (sse5_pperm): Ditto.
4417 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4418 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4419 (sse5_pperm_sign_v8hi_v4si): Ditto.
4420 (sse5_pperm_zero_v8hi_v4si): Ditto.
4421 (sse5_pperm_sign_v4si_v2di): Ditto.
4422 (sse5_pperm_sign_v4si_v2di): Ditto.
4423 (sse5_pperm_pack_v2di_v4si): Ditto.
4424 (sse5_pperm_pack_v4si_v8hi): Ditto.
4425 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4426 (sse5_perm<mode>): New SSE5 intrinsic insn.
4427 (rotl<mode>3): Ditto.
4428 (sse5_rotl<mode>3): Ditto.
4429 (sse5_ashl<mode>3): Ditto.
4430 (sse5_lshl<mode>3): Ditto.
4431 (sse5_frcz<mode>2): Ditto.
4432 (sse5s_frcz<mode>2): Ditto.
4433 (sse5_cvtph2ps): Ditto.
4434 (sse5_cvtps2ph): Ditto.
4435 (sse5_vmmaskcmp<mode>3): Ditto.
4436 (sse5_com_tf<mode>3): Ditto.
4437 (sse5_maskcmp<mode>3): Ditto.
4438 (sse5_maskcmp_uns<mode>3): Ditto.
4439 (sse5_maskcmp_uns2<mode>3): Ditto.
4440 (sse5_pcom_tf<mode>3): Ditto.
4442 * config/i386/predicates.md (sse5_comparison_float_operator):
4443 New predicate to match the comparison operators supported by
4444 the SSE5 com instruction.
4445 (ix86_comparison_int_operator): New predicate to match just the
4446 signed int comparisons.
4447 (ix86_comparison_uns_operator): New predicate to match just the
4448 unsigned int comparisons.
4450 * doc/invoke.texi (-msse5): Add documentation.
4451 (-mfused-madd): Ditto.
4453 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4455 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4457 (x86_64-*-*): Ditto.
4459 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4461 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4462 intrinisics for SSE5.
4464 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4467 * config/i386/mmintrin-common.h: New file, to contain common
4468 instructions between SSE4.1 and SSE5.
4470 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4471 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4472 (gen_regparm_prefix): Ditto.
4474 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4475 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4476 prototype_p to determine if a function is prototyped.
4478 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
4480 * c-common.c (c_common_reswords) add the alignof keyword,
4481 with same RID as __alignof and __alignof__
4483 2009-08-25 Anatoly Sokolov <aesok@post.ru>
4485 * hooks.h (hook_bool_const_int_const_int_true): Declare.
4486 * hooks.c (hook_bool_const_int_const_int_true): New function.
4487 * target.h (struct gcc_target): Add can_eliminate field.
4488 * target-def.h (TARGET_CAN_ELIMINATE): Define.
4489 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
4490 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
4491 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
4492 (elim_table): Revise comment.
4493 * system.h (CAN_ELIMINATE): Poison.
4494 * defaults.h (CAN_ELIMINATE): Remove.
4495 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4497 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
4498 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
4500 (alpha_vms_can_eliminate): Declare as static, change return type to
4502 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
4504 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
4505 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
4506 (arm_can_eliminate): New function.
4508 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
4509 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
4510 (avr_can_eliminate): Declare as static.
4511 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
4513 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
4514 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
4515 (bfin_can_eliminate): New function.
4517 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
4518 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
4519 (crx_can_eliminate): New function.
4521 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
4522 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
4523 (fr30_can_eliminate): New function.
4525 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
4526 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
4527 (frv_can_eliminate): New function.
4529 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
4530 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
4531 (h8300_can_eliminate): New function.
4533 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
4534 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
4535 (i386_can_eliminate): Declare as static, change return type to bool.
4536 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
4538 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
4539 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
4540 (ia64_can_eliminate): New function.
4542 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
4543 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
4544 (iq2000_can_eliminate): New function.
4546 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
4547 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
4548 (m32r_can_eliminate): New function.
4550 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
4551 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
4552 (m68hc11_can_eliminate): New function.
4554 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
4555 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
4556 (m68k_can_eliminate): New function.
4558 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
4559 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
4560 (mep_can_eliminate): New function.
4562 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
4563 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
4564 (mips_can_eliminate): New function.
4566 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
4567 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
4568 (rs6000_can_eliminate): New function.
4570 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
4571 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
4572 (s390_can_eliminate): Declare as static.
4573 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
4575 * config/score/score.h (CAN_ELIMINATE): Remove macro.
4576 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
4577 (score_can_eliminate): New function.
4579 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
4580 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
4581 (sparc_can_eliminate): Declare as static.
4582 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
4584 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
4585 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
4586 (xstormy16_can_eliminate): New function.
4588 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
4589 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
4590 (v850_can_eliminate): New function.
4592 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
4594 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
4595 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
4596 (*movdfcc_ext[1234]): Disable for IEEE mode.
4598 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
4600 * gimplify.c (prepare_gimple_addressable): New static function.
4601 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
4603 (gimplify_addr_expr): Invoke it similarly on the operand instead of
4604 manually fiddling with it.
4606 2009-08-25 Michael Matz <matz@suse.de>
4608 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
4609 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
4611 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
4612 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
4613 (do_jump): Split out code for simple binary comparisons into ...
4614 (do_jump_1): ... this, taking the individual operands and code.
4615 Change callers to helper function above accordingly.
4616 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
4619 2009-08-25 Michael Matz <matz@suse.de>
4621 * expr.h (struct separate_ops, sepops): New type for passing
4622 around an exploded simple expression.
4623 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
4624 Use this structure instead of expression tree.
4625 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
4626 expression, only its type.
4627 (expand_vec_cond_expr): Take type and individual operands instead
4629 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
4630 expand_vec_shift_expr): Change prototype accordingly.
4631 * tree-vect-stmts.c (vectorizable_condition): Change call of
4632 expand_vec_cond_expr_p to pass only type.
4633 * expr.c (do_store_flags): Change prototype and implementation
4634 to take an exploded expression.
4635 (expand_expr_real_1): New local ops initialized with details
4636 of the full expression. Use it instead of full
4637 expression in calls to do_store_flags, expand_vec_cond_expr,
4638 expand_widen_pattern_expr and expand_vec_shift_expr.
4640 2009-08-25 Michael Matz <matz@suse.de>
4642 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
4643 treeop2 initialized with first three operands of the full expression.
4644 Substitute all TREE_OPERAND (exp, [012]) calls with them.
4646 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
4648 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
4649 (__gthread_objc_condition_allocate): Mark arguments as unused.
4650 (__gthread_objc_condition_deallocate): Likewise.
4651 (__gthread_objc_condition_wait): Likewise.
4652 (__gthread_objc_condition_broadcast): Likewise.
4653 (__gthread_objc_condition_signal): Likewise.
4654 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
4655 (__gthread_objc_thread_id): Likewise.
4657 2009-08-25 Janus Weil <janus@gcc.gnu.org>
4660 * tree-pretty-print.c (print_call_name): Print the correct call name
4661 for procedure pointer components.
4663 2009-08-24 Steve Ellcey <sje@cup.hp.com>
4665 * config/ia64/ia64.c (ia64_promote_function_mode): Call
4666 default_promote_function_mode when not VMS.
4668 2009-08-24 Olivier Hainque <hainque@adacore.com>
4670 * convert.c (convert_to_integer): Don't assume an input pointer is
4671 POINTER_SIZE wide. Fetch from the type instead.
4673 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4675 * configure.ac (AC_PREREQ): Bump to 2.64.
4677 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
4679 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
4680 (process_command): Don't search standard_exec_prefix_1 and
4681 standard_exec_prefix_2.
4683 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4685 * config/arm/arm.c (output_return_instruction): Handle for
4688 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4690 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
4692 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4694 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
4695 (*arm_movdf_vfp): Likewise.
4697 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4699 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
4700 (vashr<mode>3): Rename from ashr<mode>3.
4701 (vlshr<mode>3): Rename from lshr<mode>3.
4703 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
4706 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
4707 (check_format_info_main): Use scalar_identify_flag.
4708 (check_format_types): Check for scalar size identity if
4709 scalar_identify_flag is set.
4710 (printf_length_specs): Extend by new field.
4711 (asm_fprintf_length_specs): Likewise.
4712 (gcc_diag_length_specs): Likewise.
4713 (scanf_length_specs): Likewise.
4714 (strfmon_length_specs): Likewise.
4715 (gcc_gfc_length_specs): Likewise.
4716 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
4717 (ms_printf_flag_specs): Likewise.
4718 * c-format.h (format_length_info): Add new member scalar_identity_flag.
4720 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
4723 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
4724 (*call_value_pop_1): Ditto.
4725 (*sibcall_pop_1): New insn pattern.
4726 (*sibcall_value_pop_1): Ditto.
4728 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4731 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
4734 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4737 * fwprop.c (try_fwprop_subst): Allow multiple sets.
4738 (get_reg_use_in): New function.
4739 (forward_propagate_subreg): Propagate through subreg of zero_extend
4742 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
4744 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
4745 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4747 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4749 * configure.ac: Remove --with-datarootdir, --with-docdir,
4750 --with-htmldir switches. No need to call AC_SUBST for
4751 datarootdir, docdir, htmldir any more.
4752 * configure: Regenerate.
4753 * doc/install.texi (Configuration): Document --datarootdir,
4754 --docdir, --htmldir, --pdfdir; update documentation for
4755 --infodir, --mandir.
4756 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
4759 * aclocal.m4: Regenerate.
4760 * config.in: Regenerate.
4761 * configure: Regenerate.
4763 2009-08-21 Douglas B Rupp <rupp@gnat.com>
4764 Olivier Hainque <hainque@adacore.com>
4766 * config/ia64/ia64.c: Include libfuncs.h.
4767 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
4768 (ia64_expand_call): Use reg 25 on VMS.
4769 (ia64_initialize_trampoline): Fix for VMS ABI.
4770 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4771 (ia64_function_arg): Initialize reg 25 on VMS.
4772 Fix OpenVMS ABI issues for varargs.
4773 For OpenVMS, emit the Argument Information register set in the
4774 incoming/sibcall case as well.
4775 (ia64_arg_type): New function.
4776 (ia64_function_arg_advance): Keep track of cum->words.
4777 Fix OpenVMS ABI issues for varargs.
4778 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4779 (ia64_override_options): Set flag_no_common on VMS.
4780 (ia64_init_builtins): Disable FWRITE builtin.
4781 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4782 (ia64_vms_init_libfuncs): Add decc$ routines.
4783 (ia64_vms_valid_pointer_mode): New function.
4784 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4785 (ia64_promote_function_mode): New function
4786 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4787 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4788 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4789 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4790 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4791 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4792 Suppress trailing '#' if VALUE is numeric.
4793 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4794 ia64_promote_function_mode.
4795 (TARGET_VALID_POINTER_MODE): Define.
4797 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4800 * config/rs6000/rs6000.c (rs6000_override_options): Use
4801 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4804 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4805 reporting of vector + decimal/boolean/complex error.
4807 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4809 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4810 __vector double TYPE_DECL.
4812 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4814 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4815 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4816 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4817 to pointer to enum machine_mode. Update all callers as needed.
4819 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4821 * config/alpha/alpha.md (exception_receiver): Emit alternative
4822 GP load sequence if flag_reorder_blocks_and_partition is set.
4823 (*exception_receiver_2): Also enable when
4824 flag_reorder_blocks_and_partition is set.
4826 2009-08-20 Matt Rice <ratmice@gmail.com>
4827 Diego Novillo <dnovillo@google.com>
4829 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4832 2009-08-20 Richard Guenther <rguenther@suse.de>
4834 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4835 * c-tree.h (c_dup_lang_specific_decl): Remove.
4836 (struct lang_decl, struct lang_type): Move definitions ...
4837 * c-lang.h: ... here. New file.
4838 * c-decl.c: Include c-lang.h.
4839 (c_dup_lang_specific_decl): Remove.
4840 * c-typeck.c: Include c-lang.h.
4841 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4842 (c-typeck.o): Likewise.
4843 * c-config-lang.in (gtfiles): Add c-lang.h.
4844 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4847 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4849 * config/alpha/alpha.c (alpha_end_function): Do not clear
4850 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4851 this is now handled in generic code.
4853 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4855 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4856 (s390_z10_fix_long_loop_prediction): New function.
4857 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4858 (s390_reorg): Walk over the INSNs and invoke
4859 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
4861 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4863 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4864 "*brx_64bit", "*brx_31bit"): New patterns.
4865 * config/s390/s390.c ('E'): New output modifier.
4867 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4868 Richard Earnshaw <richard.earnshaw@arm.com>
4870 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
4871 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
4873 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4875 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
4877 * pa.c (emit_move_sequence): Check if address of operand1 is valid
4878 for mode mode of operand0 when doing secondary reload for SAR.
4880 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4883 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
4884 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
4886 2009-08-19 Jason Merrill <jason@redhat.com>
4888 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
4889 supported template depth in C++0x.
4891 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4893 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
4894 free_after_compilation.
4895 * config/score/score7.c (score7_output_mi_thunk): Likewise.
4896 * config/score/score3.c (score3_output_mi_thunk): Likewise.
4897 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4898 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4899 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4900 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4901 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4903 2009-08-19 Ian Lance Taylor <iant@google.com>
4905 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
4906 of (plus (mult (neg B) C) A).
4908 2009-08-18 Michael Matz <matz@suse.de>
4910 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
4911 instead of comparing TYPE_MAIN_VARIANT for equality.
4912 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
4913 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
4914 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
4915 * gimplify.c (goa_lhs_expr_p): Ditto and use
4916 STRIP_USELESS_TYPE_CONVERSION.
4918 2009-08-18 Michael Matz <matz@suse.de>
4920 * tree-ssa-structalias.c (create_variable_info_for): Also mark
4921 first field in a struct.
4922 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
4924 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4926 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4927 locators before emit_insn is called. Remove assert that
4929 (alpha_end_function): Clear crtl->emit structure and free insn
4930 locators if cfun->is_thunk is true.
4932 2009-08-18 Jason Merrill <jason@redhat.com>
4934 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
4936 * configure.ac: Test for it.
4937 * configure, config.in: Regenerate.
4938 * doc/install.texi: Document --enable-gnu-unique-object.
4940 2009-08-18 Richard Guenther <rguenther@suse.de>
4943 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
4944 pow(x,y*z) only if x is nonnegative.
4946 2009-08-18 Jakub Jelinek <jakub@redhat.com>
4948 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
4952 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
4953 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
4955 2009-08-17 DJ Delorie <dj@redhat.com>
4957 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
4958 * config/m32c/prologue.md (epilogue_freit): New.
4960 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
4961 (bank_switch_p): Likewise.
4962 (fast_interrupt_p): Likewise.
4963 (interrupt_p): Likewise.
4964 (m32c_conditional_register_usage): Round memregs size up.
4965 (need_to_save): We only need to save $a0 when we use ENTER.
4966 (interrupt_p): Check for fast_interrupt too.
4967 (bank_switch_p): New.
4968 (fast_interrupt_p): New.
4969 (m32c_attribute_table): Add bank_switch and fast_interrupt.
4970 (m32c_emit_prolog): Support bank switching and fast interrupts.
4971 * doc/extend.texi (Function Attributes): Add bank_switch and
4974 2009-08-17 Douglas B Rupp <rupp@gnat.com>
4976 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
4977 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
4979 2009-08-16 Douglas B Rupp <rupp@gnat.com>
4981 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
4982 (menu): Add IA-64/VMS Options.
4983 (IA-64/VMS Options): Likewise.
4985 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4988 * config/mips/mips.md (*lwxs): Use :P for pointer values.
4990 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4992 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
4993 (mips_pop_asm_switch): Likewise.
4994 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
4996 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4997 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
4998 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
4999 (mips_print_operand_punctuation): Use them. Check mips_noreorder
5000 instead of set_noreorder.
5001 (mips_output_function_prologue): Use the new functions.
5002 (mips_output_function_epilogue): Likewise.
5003 (mips_need_noat_wrapper_p): New function, split out from...
5004 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
5005 Use mips_push_asm_switch and mips_pop_asm_switch.
5006 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
5007 and mips_pop_asm_switch.
5008 (ASM_OUTPUT_REG_POP): Likewise.
5009 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
5010 Use mips_pop_asm_switch.
5011 (mips_asm_switch): New structure.
5012 (set_noreorder, set_nomacro): Replace with...
5013 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
5014 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
5015 instead of set_nomacro.
5016 (fix_truncsfsi2_macro): Likewise.
5017 (cprestore): Likewise.
5018 (hazard): Use mips_noreorder instead of set_noreorder.
5019 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
5021 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
5023 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
5024 from prev_active_insn.
5026 2009-08-16 Anatoly Sokolov <aesok@post.ru>
5028 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
5029 * config/avr/avr.c (avr_override_options): Initialize
5030 avr_current_arch variable.
5031 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
5032 __AVR_HAVE_16BIT_SP__ according to the device type.
5033 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
5035 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
5036 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
5038 2009-08-16 Dodji Seketeli <dodji@redhat.com>
5041 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
5042 generating inlined subroutine die only. We shouldn't be
5043 called for anything else.
5044 (gen_block_die): Don't generate inline subroutine debug info for
5047 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5049 * graphite-poly.c (print_pbb): Print PBB index.
5051 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
5054 * graphite-interchange.c (ppl_max_for_le): Moved...
5055 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
5056 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
5057 ppl_Pointset_Powerset_C_Polyhedron_maximize.
5058 * graphite-ppl.h (ppl_max_for_le): Declared.
5060 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
5062 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
5063 supported on all platforms.
5064 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
5065 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
5066 * c-pragma.c: Likewise.
5067 * target-def.h (TARGET_INITIALIZER): Remove
5068 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5069 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
5071 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5073 * config/ia64/fde-vms.c: New file.
5074 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
5075 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
5076 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
5077 (uw_frame_state_for): Only register a personality routine if it is
5078 known to be compatible with our expectations.
5079 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
5080 Declare unw_table_entry stack variable and
5081 mod all calls to _Unwind_FindTableEntry to add arg.
5082 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
5083 (_Unwind_FindTableEntry): Add arg to prototype.
5085 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
5087 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
5088 field 'signal_pfs_loc'.
5089 (uw_frame_state_for): Remove duplicate code dealing with leaf
5090 procedures without unwind info.
5091 If in the frame after unwinding through a signal handler, restore
5092 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
5093 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
5094 'pfs_loc' to the AR.PFS location in the signal context; instead
5095 set 'signal_pfs_loc'.
5096 Manually generate the unwind info for the AR.PFS register.
5097 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
5098 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
5099 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
5100 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
5101 instead set 'signal_pfs_loc'.
5102 Remove code preventing the AR.PFS register from being restored
5103 from the signal context.
5105 2009-08-14 Douglas B Rupp <rupp@gnat.com>
5106 Tristan Gingold <gingold@adacore.com>
5108 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
5109 * config/ia64/t-vms: New file.
5110 * config/ia64/vms64.h: New file.
5111 * config/ia64/vms.h: New file.
5112 * config/ia64/vms-crtinit.asm: New file.
5113 * config/ia64/vms_symvec_libgcc_s.opt: New file.
5114 * config/ia64/vms-unwind.h: New file.
5116 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5118 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
5121 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5124 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
5126 * real.h (do_mpc_arg2): ... here.
5127 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
5130 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
5132 * final.c (add_debug_prefix_map): Don't use GC memory for
5133 old_prefix and new_prefix.
5135 2009-08-14 Richard Guenther <rguenther@suse.de>
5137 * ipa-prop.c (compute_complex_pass_through): If we cannot
5138 compute a non-varying offset for IPA_JF_ANCESTOR punt.
5140 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5142 * c-lex.c (c_lex_with_flags): Increase size of local variable
5143 to avoid memory clobber.
5145 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
5148 * config/i386/i386.c (ix86_fp_comparison_strategy):
5149 Only enable/disable sahf at function granularity.
5151 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
5153 PR rtl-optimization/41064
5154 * reload1.c (reload_as_needed): Don't call extract_insn
5155 for known invalid replacements after calling
5156 validate_replace_rtx_group and verify_changes.
5158 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
5161 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
5162 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
5163 ix86_expand_fp_vcond.
5164 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
5165 Assert that operation is supported by ix86_expand_int_vcond.
5166 (vcondu<SSEMODE124C8:mode>): Ditto.
5168 2009-08-13 DJ Delorie <dj@redhat.com>
5170 * config/i386/djgpp-stdint.h: New.
5171 * config.gcc (djgpp): Use it.
5173 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
5175 * config/sh/sh.c (sh_override_options): When flag_exceptions or
5176 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
5178 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
5180 * tree-ssa-loop-prefetch.c
5181 (prune_ref_by_group_reuse): Enhance probabilistic analysis
5182 for long-stride pruning.
5183 (compute_miss_rate): New function to compute the probability
5184 that two memory references access different cache lines.
5186 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
5188 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
5190 2009-08-13 Richard Guenther <rguenther@suse.de>
5193 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
5194 use the constant pointer type.
5195 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
5196 of CV qualifiers on the target pointer type.
5197 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
5198 conversion check before restrict check.
5200 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5203 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
5205 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5207 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
5209 2009-08-12 Richard Guenther <rguenther@suse.de>
5211 PR tree-optimization/41011
5212 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
5213 and reference constructing.
5215 2009-08-12 Xinliang David Li <davidxl@google.com>
5217 PR tree-optimization/41012
5218 * tree-flow.h : New external interface.
5219 * gimple-low.c (check_call_arg): Change to public function.
5220 Remove argument mismatch check in lowering.
5221 * tree-inline.h (tree_can_inline_p): Interface change.
5222 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
5224 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
5225 Call change to tree_can_inline_p function.
5226 (cgraph_decide_inlining_incrementally): Ditto.
5228 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
5230 PR tree-optimization/41031
5231 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
5232 on the partition variable rather than promote_mode on the source
5233 type. Assert that the partition variable's type has the same
5234 mode as the source value's.
5236 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
5238 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
5239 for for_return == 2.
5240 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
5242 * calls.c (expand_call): Fix typo.
5243 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
5245 * stmt.c (expand_value_return): Use promote_function_mode to copy out
5247 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
5248 * config/cris/cris.c (cris_promote_function_mode): Likewise.
5249 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
5250 * config/pa/pa.c (pa_promote_function_mode): Likewise.
5252 2009-08-12 Andrew Haley <aph@redhat.com>
5254 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
5256 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5259 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5261 2009-08-12 Richard Guenther <rguenther@suse.de>
5263 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
5264 * gimplify.c (gimplify_modify_expr): Do not use
5265 lang_hooks.types_compatible_p.
5266 * tree-ssa.c (useless_type_conversion_p): For aggregates
5267 just return false if the canonical types differ.
5269 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5272 * sese.c (convert_for_phi_arg): New.
5273 (add_guard_exit_phis): Use convert_for_phi_arg.
5275 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5277 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
5278 unknown subscript upper bounds.
5280 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5281 Pranav Garg <pranav.garg2107@gmail.com>
5283 * graphite-interchange.c (gather_access_strides): Removed.
5284 (ppl_max_for_le): New.
5285 (build_linearized_memory_access): New.
5286 (memory_stride_in_loop): New.
5287 (pbb_interchange_profitable_p): Reimplemented.
5288 * graphite-ppl.h (ppl_new_id_map): New.
5289 (ppl_interchange): New.
5291 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5293 * graphite-interchange.c (compute_subscript): Removed.
5294 (compute_array_size_cstr): Removed.
5295 (compute_array_size_poly): Removed.
5296 (compute_array_size): Removed.
5297 (gather_access_strides_poly): Removed.
5298 (gather_access_strides): Empty.
5300 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5302 * graphite-dependences.c (dependence_polyhedron_1): Replace
5303 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
5304 (graphite_legal_transform_dr): Same.
5305 (graphite_carried_dependence_level_k): Same.
5306 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
5307 Initialize PDR_NB_SUBSCRIPTS.
5308 (print_pdr_access_layout): Replace pdr_nb_subscripts with
5310 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
5311 (PDR_NB_SUBSCRIPTS): New.
5312 (pdr_nb_subscripts): Removed.
5313 (pdr_dim): Simplified.
5314 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
5315 with PDR_NB_SUBSCRIPTS.
5317 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5319 * graphite-interchange.c (compute_array_size): Remove use of
5321 * graphite-poly.c (new_poly_dr): Remove argument data_container.
5322 Do not initialize PDR_DATA_CONTAINER.
5323 (print_pdr): Do not print PDR_DATA_CONTAINER.
5324 * graphite-poly.h (struct poly_dr): Remove data_container field.
5325 (PDR_DATA_CONTAINER): Removed.
5326 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
5328 (build_poly_dr): Same.
5330 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5331 Sebastian Pop <sebastian.pop@amd.com>
5333 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
5334 copy of the dependence polyhedron. Free the temporary objects.
5335 (graphite_carried_dependence_level_k): Free unused objects before
5338 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
5339 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
5340 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
5341 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
5342 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
5344 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5346 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
5347 Early return without analyzing the data dependences if no
5348 transform has been done. Call restore_scattering if the transform
5350 (graphite-interchange.c): Same.
5351 * graphite-poly.c (print_scattering_function): Test for
5353 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
5354 (apply_poly_transforms): Do not gcc_assert that
5355 the transform is legal.
5356 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
5357 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
5358 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
5359 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
5360 * graphite-poly.h (struct poly_scattering): New.
5361 (struct poly_bb): Add original, transformed, and saved fields.
5362 Remove transformed_scattering, original_scattering,
5363 nb_local_variables and nb_scattering_transform fields.
5364 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
5365 (poly_scattering_new): New.
5366 (poly_scattering_free): New.
5367 (poly_scattering_copy): New.
5368 (store_scattering_pbb): New.
5369 (store_scattering): New.
5370 (restore_scattering_pbb): New.
5371 (restore_scattering): New.
5372 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
5373 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
5375 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5377 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
5380 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5382 * Makefile.in (graphite.o): Depends on PREDICT_H.
5383 * graphite.c: Include predict.h.
5384 (graphite_finalize): Call tree_estimate_probability.
5385 * predict.c (predict_loops): Do not call scev_initialize and
5387 (tree_estimate_probability_bb): New.
5388 (tree_estimate_probability): Do not initialize loops: move that
5389 code to the driver. Call tree_estimate_probability_bb.
5390 (tree_estimate_probability_driver): New.
5391 (pass_profile): Use tree_estimate_probability_driver.
5392 * predict.h (tree_estimate_probability): Declared.
5394 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5396 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
5397 * graphite-dependences.c (graphite_legal_transform): Add time to
5398 TV_GRAPHITE_DATA_DEPS.
5399 (dependency_between_pbbs_p): Same.
5400 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
5402 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
5404 PR rtl-optimization/41033
5405 * alias.c (nonoverlapping_component_refs_p): Punt when strict
5406 aliasing is disabled.
5408 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5410 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
5411 si_mask_operand, and_load_operand, low_bitmask_operand,
5412 and_reg_operand, and_operand): New predicates.
5413 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
5414 * config/mips/mips.c (and_operands_ok): New function.
5415 * config/mips/mips-protos.h (and_operands_ok): Declare it.
5416 * config/mips/mips.md (move_type): Add ext_ins and logical.
5417 (type): Handle them.
5418 (and<mode>3): Use and_reg_operand as the second operand's predicate.
5419 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
5420 shift_shift. Remove commutative constraint modifier.
5421 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
5423 (*clear_upper32_dext): Remove define_insn_and_split.
5424 (*clear_upper32): Turn this define_insn_and_split ...
5425 (splitter for ANDing register with 0xffff_ffff): .. into this.
5427 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5429 * combine.c (try_widen_shift_mode): Factor out code to check if an
5430 integer constant is a low-order bitmask from here ...
5431 * rtlanal.c (low_bitmask_len): ... to here.
5432 * rtl.h (low_bitmask_len): Declare.
5434 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
5437 * config/alpha/alpha.md (addsi3): Remove expander.
5438 (addsi3): Rename from *addsi3_internal insn pattern.
5439 (subsi3): Remove expander.
5440 (subsi3): Rename from *subsi3_internal insn pattern.
5442 2009-08-11 Douglas B Rupp <rupp@gnat.com>
5444 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
5447 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
5448 Eric Botcazou <botcazou@adacore.com>
5449 Douglas B Rupp <rupp@gnat.com>
5451 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
5452 that records that fit in 64 bits are returned by immediate value,
5453 as required by OpenVMS Calling Standard.
5454 (function_value): Adjust for above modification.
5455 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
5456 virtual_incoming_args_rtx as base object, not next_arg.
5457 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
5459 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5461 * reload.c (find_reloads_subreg_address): Check the original
5462 req_equiv_mem address to detect the case where an address is
5463 not valid in the outer mode.
5465 2009-08-11 Richard Guenther <rguenther@suse.de>
5468 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
5470 2009-08-10 Douglas B Rupp <rupp@gnat.com>
5472 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
5473 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
5475 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
5476 Douglas B Rupp <rupp@gnat.com>
5478 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
5479 PT_STACK when frame_pointer_needed on OpenVMS.
5480 (alpha_pv_save_size, alpha_using_fp): Remove.
5481 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
5482 with proper processing for PT_NULL.
5483 (alpha_vms_initial_elimination_offset): New function. Support for
5484 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
5485 (alpha_sa_size): Force procedure type to PT_STACK when
5486 frame_pointer_needed on OpenVMS.
5487 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
5488 (alpha_using_fp): Likewise.
5489 (alpha_vms_can_eliminate): Add prototype.
5490 (alpha_vms_initial_elimination_offset): Likewise.
5491 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
5492 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
5494 2009-08-10 Eric Botcazou <botcazou@adacore.com>
5495 Douglas B Rupp <rupp@gnat.com>
5497 * config/alpha/alpha.c (common_object_handler): New function.
5498 (vms_attribute_table): Declare a single attribute "common_object".
5499 (vms_output_aligned_decl_common): New global function.
5500 (SECTION_VMS_OVERLAY): Delete.
5501 (SECTION_VMS_GLOBAL): Likewise.
5502 (SECTION_VMS_INITIALIZE): Likewise.
5503 (vms_asm_named_section): Remove support for above flags.
5504 (vms_section_type_flags): Delete.
5505 (TARGET_SECTION_TYPE_FLAGS): Likewise.
5506 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
5507 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5508 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
5510 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5513 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
5514 (sub_ddmmss): Likewise.
5516 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
5519 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
5522 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5525 * reload1.c (reload_as_needed): Use cancel_changes to completely
5526 undo a failed replacement attempt.
5528 2009-08-10 Richard Guenther <rguenther@suse.de>
5531 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
5532 (useless_type_conversion_p): ... here. Require pointer targets
5535 2009-08-10 Dodji Seketeli <dodji@redhat.com>
5538 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
5539 loose the original type of the statement list.
5541 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5543 * config/alpha/alpha.c: Include libfuncs.h
5544 (avms_asm_output_extern): New function.
5545 (alpha_init_libfuncs): Init some decc libfuncs.
5546 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
5547 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
5548 (DO_CRTL_NAMES): Define.
5550 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
5551 (LONG_TYPE_SIZE): Define.
5552 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
5553 (SUBTARGET_SWITCHES): Define malloc64 switch.
5554 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
5555 (MASK_RETURN_ADDR): Define.
5556 doc/invoke.texi (mmalloc64): Document switch.
5558 2009-08-09 Olivier Hainque <hainque@adacore.com>
5559 Douglas B Rupp <rupp@gnat.com>
5561 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
5562 uses_condition_handler.
5563 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
5564 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
5565 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
5566 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
5567 (code_for_builtin): New insn codes for the new alpha_builtins.
5568 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
5569 (alpha_sa_size): Account for uses_condition_handler.
5570 (alpha_expand_prologue): Likewise.
5571 (alpha_start_function): Likewise.
5572 (alpha_expand_epilogue): Likewise.
5573 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
5574 establish/revert expanders.
5575 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
5576 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
5577 New expander, resorting to the alpha.c associated function.
5578 (builtin_revert_vms_condition_handler): Likewise.
5579 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
5580 __gcc_shell_handler, the static VMS condition handler used as
5581 an indirection wrapper to the current dynamically established
5583 * config/alpha/vms-unwind.h: Complete rewrite.
5584 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
5585 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
5587 2009-08-09 Eric Botcazou <botcazou@adacore.com>
5588 Douglas B Rupp <rupp@gnat.com>
5590 * config/alpha/alpha.c (alpha_links): Add 'target' field.
5591 (alpha_need_linkage): Handle aliases. Return function symbol.
5592 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
5593 Use ultimate alias target for the linkage name.
5594 * config/alpha/alpha.md (movmemdi): Use the symbol returned
5595 by alpha_need_linkage for the function symbol.
5596 (setmemdi): Likewise.
5598 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5600 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
5601 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
5602 (ASM_WEAKEN_LABEL): Define.
5603 (CRT_CALL_STATIC_FUNCTION): Define.
5604 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
5605 (ENDFILE_SPEC): Define.
5606 (INIT_SECTION_ASM_OP): Define.
5607 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
5608 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
5610 (MULTILIB_OSDIRNAMES): Define.
5611 (shlib_version): Define.
5612 (SHLIB_EXT): Define.
5613 (SHLIB_OBJS): Define.
5614 (SHLIB_NAME): Define.
5615 (SHLIB_MULTILIB): Define.
5616 (SHLIB_INSTALL): Define.
5617 (SHLIB_SYMVEC): Define.
5618 (SHLIB_SYMVECX2): Define.
5619 (SHLIB_LINK): Define.
5621 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5623 * config/alpha/alpha.c (alpha_initialize_trampoline):
5624 Initialize VMS trampoline IAW ABI for bounded procedure calls.
5625 (alpha_start_function): Emit transfer address on nested functions
5626 for VMS trampoline call.
5627 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
5628 since no longer used.
5629 * config/alpha/vms-tramp.asm: Remove.
5630 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
5631 since now only data initialized at runtime.
5633 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5635 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
5636 (LINK_GCC_C_SEQUENCE_SPEC): Define.
5637 (MD_EXEC_PREFIX): Remove, no longer used.
5638 (MD_STARTFILE_PREFIX): Likewise.
5639 (INCLUDE_DEFAULTS): Likewise.
5640 * config/alpha/t-vms:
5641 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
5643 2009-08-09 Richard Guenther <rguenther@suse.de>
5645 PR tree-optimization/41016
5646 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
5647 (operand_precision): Remove.
5648 (integral_operand_p): Likewise.
5649 (recognize_single_bit_test): Adjust.
5651 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5653 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
5654 operation overflows. Likewise non-cast unary arithmetic.
5655 If one arm of a conditional expression is always taken,
5656 inhibit evaluation warnings for the other arm. Likewise inhibit
5657 evaluation warnings for the second && or || operand if the first
5658 operand is enough to determine the result.
5659 * c-typeck.c (build_conditional_expr): Apply the same inhibition
5661 (build_binary_op): Prevent duplicate evaluation warnings.
5663 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5665 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
5666 and destination have different modes, Use promote_mode to
5667 determine the signedness of the conversion. Assert that the
5668 promoted source mode matches the destination mode. Don't pass
5669 the destination and destination mode to expand_expr if the source
5670 mode is different. Simplify conversion logic.
5672 2009-08-09 Ira Rosen <irar@il.ibm.com>
5674 PR tree-optimization/41008
5675 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
5676 from condition only in case it's a comparison. Adjust checks.
5678 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
5680 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
5681 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
5682 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
5683 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
5684 (dump_cand): Handle them.
5685 (struct iv_cand): New members COST_STEP and AINC_USE.
5686 (stmt_after_increment): Likewise.
5687 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
5688 callers changed. Use gimple_uid comparison instead of scanning.
5689 (add_candidate_1): When looking for identical candidates, take
5690 AINC_USE into account. Set it for new candidates.
5691 (force_expr_to_var_cost): Cast target_spill_cost to int.
5692 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
5693 All callers changed. Check for availability of autoinc addressing
5694 modes, both in general for a given mode, and in the specific use case.
5695 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
5697 (get_computation_cost): Likewise.
5698 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
5699 add_autoinc_candidates): New static functions.
5700 (add_candidate): Call add_autoinc_candidates for candidates based on
5702 (find_iv_candidates): Call set_autoinc_for_original_candidates.
5703 (determine_use_iv_cost_address): If we have an autoinc candidate at
5704 the matching use, verify autoinc is possible and subtract the cost
5705 of the candidate's step from the cost.
5706 (determine_iv_cost): Record the cost of the increment in the COST_STEP
5707 member of the candidate.
5708 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
5709 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
5711 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5713 * config.build (ia64-hp-*vms*): New target.
5714 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5716 * config.gcc (ia64-hp-*vms*): New target.
5717 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5719 * config.host (ia64-hp-*vms*): New target.
5720 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5723 2009-08-08 Richard Guenther <rguenther@suse.de>
5725 PR tree-optimization/40991
5726 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
5728 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
5730 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
5731 mode check. Do truncations in an integer mode.
5732 (force_to_mode): Handle subregs for all mode types. Only do
5733 arithmetic simplifications on integer modes.
5735 2009-08-07 Richard Guenther <rguenther@suse.de>
5737 PR tree-optimization/40999
5738 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
5739 (maybe_fold_reference): Lookup constant initializers.
5740 (fold_gimple_assign): Likewise.
5742 2009-08-07 Richard Guenther <rguenther@suse.de>
5744 * tree-ssa.c (useless_type_conversion_p_1): Only for types
5745 that require structural equality defer to the langhook.
5747 2009-08-07 Martin Jambor <mjambor@suse.cz>
5749 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
5751 (struct ipa_pass_through_data): New type.
5752 (struct ipa_ancestor_jf_data): New type.
5753 (union jump_func_value): Removed field formal_id, added fields
5754 pass_through and ancestor.
5755 (struct ipa_param_call_note): Changed type of formal_id to int from
5757 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
5758 operations jump functions and ancestor jump functions.
5759 (compute_complex_pass_through): New function.
5760 (compute_scalar_jump_functions): Call compute_complex_pass_through,
5761 reflect changes in the jump function strucutre.
5762 (update_jump_functions_after_inlining): Ignore complex pass-through
5763 and ancestor jump functions.
5764 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
5765 polynomial pass-through with operation jump functions.
5767 2009-08-07 Jakub Jelinek <jakub@redhat.com>
5769 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5770 fde->dw_fde_begin as begin label instead of hot/cold label.
5771 Use LLSDAC label instead of LLSDA for second section lsda.
5772 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
5773 label instead of LLSDA if it is true.
5774 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5776 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5777 SECTION argument. Use it as index into crtl->eh.call_site_record
5779 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5780 use it to determine how to print table entries instead of using
5781 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5782 label instead of normal begin label as base.
5783 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5784 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5785 ensure no EH range spans between sections and that landing pads
5786 are always in the corresponding section.
5787 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5788 for crtl->eh.call_site_record being an array rather than scalar.
5789 (output_one_function_exception_table): New function, copied
5790 from output_function_exception_table. Adjust
5791 dw2_size_of_call_site_table, dw2_output_call_site_table
5792 callers. For SECOND section use *C suffixed labels.
5793 (output_function_exception_table): Call
5794 output_one_function_exception_table and, when doing hot/cold
5795 partitioning, also another time for the second section.
5796 * opts.c: Include except.h.
5797 (decode_options): Allow -freorder-blocks-and-partition with
5798 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5799 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5800 * function.h (struct rtl_eh): Change call_site_record from
5801 scalar into array of 2 elements.
5803 2009-08-07 Martin Jambor <mjambor@suse.cz>
5805 * ipa-prop.c (count_formal_params_1): New function.
5806 (ipa_get_vector_of_formal_parms): New function.
5807 (get_vector_of_formal_parm_types): New function.
5808 (ipa_modify_formal_parameters): New function.
5809 (ipa_modify_call_arguments): New function.
5810 (index_in_adjustments_multiple_times_p): New function.
5811 (ipa_combine_adjustments): New function.
5812 (ipa_dump_param_adjustments): New function.
5813 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5814 (ipa_get_vector_of_formal_parms): Declare.
5815 (ipa_modify_formal_parameters): Declare.
5816 (ipa_modify_call_arguments): Declare.
5817 (ipa_combine_adjustments): Declare.
5818 (ipa_dump_param_adjustments): Declare.
5819 (build_ref_for_offset): Declare.
5820 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5821 * tree-sra.c: Include ipa-prop.c.
5822 (build_ref_for_offset): Make public.
5824 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5826 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5828 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5830 * gcc/doc/extend.texi (__builtin_extract_return_address)
5831 (__builtin_frob_return_address): Document.
5833 2009-08-06 Paul Brook <paul@codesourcery.com>
5835 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5836 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5837 implementation on ARMv6-M.
5839 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5841 * doc/extend.texi (pcs): Document new attribute for ARM.
5843 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5845 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5848 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5850 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5853 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5855 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5857 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5859 Merge ARM/hard_vfp_branch to trunk.
5861 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
5863 * arm.c (libcall_eq): New function.
5864 (libcall_hash): New function.
5865 (add_libcall): New function.
5866 (arm_libcall_uses_aapcs_base): New function.
5867 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
5868 libcalls using the base PCS.
5869 (arm_init_cumulative_args): Likewise.
5871 2009-07-20 Joseph Myers <joseph@codesourcery.com>
5873 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
5874 Use base ABI for conversion libfuncs between HFmode and SFmode.
5876 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5878 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
5879 V4SImode as representatives of all 64-bit and 128-bit vector
5880 types. Allow vector types without vector modes.
5881 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
5882 without vector modes like BLKmode.
5883 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
5884 BLKmode. Avoid unsupported vector modes or TImode moves for
5886 (aapcs_vfp_allocate_return_reg): Likewise.
5887 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
5888 V8QImode if TARGET_NEON || TARGET_IWMMXT.
5890 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5892 * config/arm/arm.c (arm_handle_pcs_attribute): New.
5893 (arm_get_pcs_model): Pass attribute arguments to
5894 arm_pcs_from_attribute.
5895 (arm_init_cumulative_args): Use base AAPCS for conversions from
5896 floating-point types to DImode.
5897 (arm_attribute_table): Add pcs attribute.
5898 (arm_handle_pcs_attribute): New.
5899 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
5900 conversions from floating-point types to DImode, also declare them
5901 to use base AAPCS and declare functions they call to use base
5902 AAPCS and their RTABI names.
5904 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5906 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
5907 -mfloat-abi=hard not being supported for VFP.
5909 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
5911 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
5912 SYMBOL_REF to hard_libcall_value.
5914 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5915 Richard Earnshaw <rearnsha@arm.com>
5917 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
5918 has been put on the stack, all remaining co-processory arguments for
5919 that co-processor also go on the stack.
5921 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5923 * config/arm/arm.c (arm_return_in_memory): Handle returning
5924 vectors of suitable size in registers also for AAPCS case.
5926 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5928 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
5930 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
5932 ARM Hard-VFP calling convention
5933 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
5934 * target.h (gcc_target): Add libcall_value to table of call hooks.
5935 * targhooks.h (default_libcall_value): Default implementation.
5936 * targhooks.c (default_libcall_value): Likewise.
5937 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
5938 * optabs.c (expand_unop): Use it.
5939 * expr.h (hard_libcall_value): Pass the function RTX through.
5940 * calls.c (emit_library_call_value_1): Update call to
5942 * explow.c (hard_libcall_value): Use new target hook.
5943 * testsuite/lib/target-supports.exp
5944 (check_effective_target_arm_hard_vfp_ok): New hook.
5945 (check_effective_target_arm_neon_ok): Improve test for neon
5947 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
5948 * config/arm/arm.c: Include cgraph.h
5949 (TARGET_FUNCTION_VALUE): Override default hook.
5950 (arm_pcs_default): New variable.
5951 (arm_override_options): Don't fault hard calling convention with VFP.
5952 Add support for AAPCS variants.
5953 (arm_function_value): Make static. Handle AAPCS variants.
5954 (arm_libcall_value): New function.
5955 (arm_apply_result_size): Handle VFP registers in results.
5956 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
5958 (pcs_attribute_args): New variable.
5959 (arm_pcs_from_attribute): New function.
5960 (arm_get_pcs_model): New function.
5961 (aapcs_vfp_cum_init): New function.
5962 (aapcs_vfp_sub_candidate): New function.
5963 (aapcs_vfp_is_return_candidate): New function.
5964 (aapcs_vfp_is_call_candidate): New function.
5965 (aapcs_vfp_allocate): New function.
5966 (aapcs_vfp_allocate_return_reg): New function.
5967 (aapcs_vfp_advance): New function.
5968 (aapcs_cp_arg_layout): New variable.
5969 (aapcs_select_call_coproc): New function.
5970 (aapcs_select_return_coproc): New function.
5971 (aapcs_allocate_return_reg): New function.
5972 (aapcs_libcall_value): New function.
5973 (aapcs_layout_arg): New function.
5974 (arm_init_cumulative_args): Initialize AAPCS args data.
5975 (arm_function_arg): Handle AAPCS variants using new interface.
5976 (arm_arg_parital_bytes): Likewise.
5977 (arm_function_arg_advance): New function.
5978 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
5979 calling conventions.
5980 (arm_setup_incoming_varargs): Handle new AAPCS args data.
5981 * arm.h (NUM_VFP_ARG_REGS): Define.
5982 (LIBCALL_VALUE): Update.
5983 (FUNCTION_VALUE): Delete.
5984 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
5985 (arm_pcs): New enum.
5986 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
5987 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
5988 (FUNCTION_ARG_REGNO_P): Add VFP regs.
5989 * arm-protos.h (arm_function_arg_advance): Add.
5990 (aapcs_libcall_value): Add.
5991 (arm_function_value): Delete.
5993 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
5994 H.J. Lu <hongjiu.lu@intel.com>
5997 * config/i386/i386.c (standard_sse_mode_p): Remove.
5998 (standard_sse_constant_p): Return 2 for integer mode
5999 vector_all_ones_operand when SSE2 is enabled.
6000 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
6001 (ix86_expand_vector_move): Do not check for negative values from
6002 standard_sse_constant_p.
6004 2009-08-06 Richard Guenther <rguenther@suse.de>
6006 * tree-ssa.c (useless_type_conversion_p_1): Make function and
6007 array type comparisons frontend independent.
6008 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
6009 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
6010 out array reference lower bound and element size operands.
6011 (ao_ref_init_from_vn_reference): Properly compute the offset
6012 for ARRAY_RANGE_REF.
6013 (vn_reference_fold_indirect): Fill out array reference lower
6014 bound and element size operands.
6015 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
6016 a non gimple valued reference operand which can happen for
6017 array reference lower bound or element size.
6018 (create_component_ref_by_pieces_1): Properly generate the
6019 element size operand for array references.
6021 2009-08-06 Richard Guenther <rguenther@suse.de>
6023 PR tree-optimization/40964
6024 * tree.c (iterative_hash_host_wide_int): Export.
6025 * tree.h (iterative_hash_host_wide_int): Declare.
6026 * tree-ssa-structalias.c (heapvar_map): New struct.
6027 (heapvar_map_eq): New function.
6028 (heapvar_map_hash): Likewise.
6029 (heapvar_lookup): Adjust.
6030 (heapvar_insert): Likewise.
6031 (make_constraint_from_heapvar): Allow multiple heap variables
6032 per decl at different offsets.
6033 (init_alias_heapvars): Adjust.
6035 2009-08-04 David Daney <ddaney@caviumnetworks.com>
6037 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
6038 * mips_output_sync_loop (mips_output_sync_loop): Only emit
6039 trailing sync if TARGET_SYNC_AFTER_SC.
6041 2009-08-05 David Daney <ddaney@caviumnetworks.com>
6043 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
6044 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
6045 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
6046 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
6047 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6048 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6049 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6050 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
6051 test_and_set_12): Rewrite calls to mips_output_sync_loop.
6052 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
6053 the prototype declaration match the definition.
6054 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
6055 instructions explicitly. Add barrier_before and operands
6057 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
6058 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
6059 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
6060 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6061 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
6062 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
6064 2009-08-05 Andrew Pinski <pinskia@gmail.com>
6066 * tree-ssa-alias.c: Fix intervals to use [) syntax.
6068 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
6069 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6072 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
6075 2009-08-05 Jakub Jelinek <jakub@redhat.com>
6077 PR rtl-optimization/40924
6078 * dse.c (canon_address): Before calling cselib_expand_value_rtx
6079 make sure canon_rtx (mem_address) isn't simpler than
6080 canon_rtx (expanded_mem_address).
6082 2009-08-05 Li Feng <nemokingdom@gmail.com>
6084 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
6086 (build_scop_drs): Build alias set for each SCoP.
6088 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
6090 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
6091 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
6092 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
6093 (MIPS_ARCH_FLOAT_SPEC): Likewise.
6094 (BASE_DRIVER_SELF_SPECS): Likewise.
6096 2009-08-04 Andrew Pinski <pinskia@gmail.com>
6098 * tree-ssa-alias.c: Fix some comment typos.
6100 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
6102 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
6103 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
6105 2009-08-03 Janis Johnson <janis187@us.ibm.com>
6108 * simplify-rtx.c (simplify_binary_operation_1): Disable
6109 simplifications for decimal float operations.
6111 2009-08-03 Jakub Jelinek <jakub@redhat.com>
6114 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
6115 operand of INDIRECT_REF.
6117 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
6119 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
6120 constants referencing TLS symbols.
6122 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
6124 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
6125 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
6127 2009-08-03 Richard Guenther <rguenther@suse.de>
6129 * tree.c (make_vector_type): Build a main variant first,
6130 get the canonical one and then build the variant.
6131 * tree-ssa.c (useless_type_conversion_p_1): Handle
6133 (useless_type_conversion_p): Conversions to pointers to
6134 incomplete record types are useless.
6136 2009-08-03 Richard Guenther <rguenther@suse.de>
6138 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
6139 file will be created.
6140 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
6141 * toplev.c (compile_file): Adjust comment.
6143 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
6145 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
6146 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
6147 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6148 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6149 (sh_promote_function_mode): Fix typo.
6151 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
6153 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
6155 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6157 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
6158 declaration arguments.
6160 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
6162 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
6163 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
6164 (ix86_split_ashl): Ditto.
6165 (ix86_expand_vector_init_one_nonzero): Ditto.
6166 (ix86_expand_vector_set): Ditto.
6167 (ix86_expand_reduc_v4sf): Ditto.
6169 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
6171 * explow.c (promote_function_mode): Remove assert.
6172 * config/sh/sh.c (sh_promote_function_mode): Declare.
6174 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6176 * config/pa/pa.c (pa_promote_function_mode): Declare.
6177 Change to static. Fix promote_mode call.
6179 * gthr-dce.h (CONST_CAST2): Define if not defined.
6180 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
6182 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
6184 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
6186 * expr.c (store_constructor): Use promote_decl_mode. Remove
6187 now write-only variable unsignedp.
6188 (expand_expr_real_1): Use promote_decl_mode.
6189 * expr.h (promote_function_mode, promote_decl_mode): New.
6190 (promote_mode): Remove last argument.
6191 * function.c (assign_temp): Drop last argument of promote_mode.
6192 (assign_parm_find_data_types): Use promote_function_mode.
6193 (assign_parm_setup_reg): Likewise.
6194 (expand_function_end): Use promote_function_mode.
6195 * calls.c (initialize_argument_information): Use promote_function_mode.
6196 (precompute_arguments): Use promote_mode instead of checking if
6197 only PROMOTE_FUNCTION_MODE is defined.
6198 (expand_call): When making sibcall decisions, use promote_function_mode.
6199 Below, remove an if for targetm.calls.promote_function_return and
6200 and use promote_function_mode.
6201 (emit_library_call_value_1): Use promote_function_mode, fix bug
6202 where promote_mode was passed FOR_CALL == 0 for a return value in an
6204 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6205 * explow.c (promote_function_mode, promote_decl_mode): New.
6206 (promote_mode): Keep only the FOR_CALL == 0 case.
6207 * combine.c (setup_incoming_promotion): Remove test of
6208 promote_function_args. Use promote_function_mode.
6209 * stmt.c (expand_value_return): Use promote_decl_mode.
6210 (expand_decl): Use promote_decl_mode.
6212 * expr.c (store_constructor): Use promote_decl_mode. Remove
6213 now write-only variable unsignedp.
6214 (expand_expr_real_1): Use promote_decl_mode.
6215 * expr.h (promote_function_mode, promote_decl_mode): New.
6216 (promote_mode): Remove last argument.
6217 * function.c (assign_temp): Drop last argument of promote_mode.
6218 (assign_parm_find_data_types): Use promote_function_mode.
6219 (assign_parm_setup_reg): Likewise.
6220 (expand_function_end): Use promote_function_mode.
6221 * calls.c (initialize_argument_information): Use promote_function_mode.
6222 (precompute_arguments): Use promote_mode instead of checking if
6223 only PROMOTE_FUNCTION_MODE is defined.
6224 (expand_call): When making sibcall decisions, use promote_function_mode.
6225 Below, remove an if for targetm.calls.promote_function_return and
6226 and use promote_function_mode.
6227 (emit_library_call_value_1): Use promote_function_mode, fix bug
6228 where promote_mode was passed FOR_CALL == 0 for a return value in an
6230 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6231 * explow.c (promote_function_mode, promote_decl_mode): New.
6232 (promote_mode): Keep only the FOR_CALL == 0 case.
6233 * combine.c (setup_incoming_promotion): Remove test of
6234 promote_function_args. Use promote_function_mode.
6235 * stmt.c (expand_value_return): Use promote_decl_mode.
6236 (expand_decl): Use promote_decl_mode.
6238 * explow.c (promote_function_mode): Just call the target hook.
6239 * targhooks.c (default_promote_function_mode,
6240 default_promote_function_mode_always_promote): New.
6241 * targhooks.h (default_promote_function_mode,
6242 default_promote_function_mode_always_promote): Declare.
6243 * target.h (promote_function_args, promote_function_return): Remove.
6244 (promote_function_mode): New.
6245 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
6246 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6247 (TARGET_PROMOTE_FUNCTION_MODE): New.
6248 (TARGET_CALLS): Adjust.
6249 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
6250 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
6252 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
6253 * config/s390/s390.c (s390_promote_function_mode): ... here,
6254 with pointer handling.
6255 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6256 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6258 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
6259 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
6260 with pointer handling.
6261 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6262 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6264 * config/sh/sh-protos.h (sh_promote_function_mode): New.
6265 * config/sh/sh.c (sh_promote_function_mode): New.
6266 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6267 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6269 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
6270 * config/cris/cris.c (cris_promote_function_mode): ... here.
6271 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6272 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6274 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
6275 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
6276 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6277 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6279 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
6280 * config/arm/arm.c (arm_promote_function_mode): ... here, without
6281 complex type handling.
6282 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6283 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6285 * config/pa/pa.c (pa_promote_function_mode): New.
6286 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6287 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6289 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
6290 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6291 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
6292 * config/xtensa/xtensa.c: Likewise.
6293 * config/stormy16/stormy16.c: Likewise.
6294 * config/iq2000/iq2000.c: Likewise.
6295 * config/rs6000/rs6000.c: Likewise.
6296 * config/picochip/picochip.c: Likewise.
6297 * config/arc/arc.c: Likewise.
6298 * config/mcore/mcore.c: Likewise.
6299 * config/score/score.c: Likewise.
6300 * config/mips/mips.c: Likewise.
6301 * config/bfin/bfin.c: Likewise.
6302 * config/ia64/ia64.c: Likewise (disabled though).
6304 * config/frv/frv.h: Remove pointless remark.
6306 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
6307 TARGET_PROMOTE_FUNCTION_ARGS,
6308 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
6309 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
6311 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
6313 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
6314 -floop-parallelize-all.
6315 * toplev.c (process_options): Rename flag_graphite_force_parallel to
6316 flag_loop_parallelize_all.
6317 * tree-ssa-loop.c (gate_graphite_transforms): Same.
6318 * graphite.c (graphite_transform_loops): Same.
6320 * graphite-poly.c (apply_poly_transforms): Same.
6322 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
6324 PR tree-optimization/40914
6325 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
6326 if set, then check the delta field of the PMF record.
6327 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
6328 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
6329 call is stored in the delta.
6331 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
6333 * config/mips/mips.md (*clear_upper32_dext): New pattern.
6335 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
6337 * config/i386/bsd.h (ASM_BYTE): New define.
6338 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
6339 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
6340 .byte. Use fputs or putc instead of fprintf where appropriate.
6341 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
6342 fputs or putc instead of fprintf where appropriate.
6343 * config/i386/i386elf.h: Ditto.
6344 * config/i386/sysv4.h: Ditto.
6346 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
6347 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
6348 (*tls_global_dynamic_64): Ditto.
6350 2009-07-31 Christian Bruel <christian.bruel@st.com>
6352 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
6354 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6356 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
6357 Remove dead code for MINUS.
6359 2009-07-31 Anthony Green <green@moxielogic.com>
6361 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
6363 (moxie_expand_epilogue): Ditto for epilogue.
6364 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
6366 (moxie_function_arg): Ditto.
6367 (moxie_pass_by_reference): Ditto.
6368 (moxie_arg_partial_bytes): Ditto.
6369 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
6370 (FUNCTION_ARG_ADVANCE) Ditto.
6371 (REG_PARM_STACK_SPACE) Ditto.
6372 (FUNCTION_ARG_REGNO_P) Dito.
6374 * config.gcc: Add moxie linux config support.
6375 * gcc/config/moxie/uclinux.h: New file.
6377 2009-07-31 DJ Delorie <dj@redhat.com>
6379 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
6380 (UNSPECV_SP_SWITCH_E): New.
6381 (sp_switch_1): Change to an unspec.
6382 (sp_switch_2): Change to an unspec. Don't use post-inc when we
6384 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
6385 reference the new stack's address
6387 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6389 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
6390 graphite-clast-to-gimple.o, graphite-dependences.o,
6391 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6392 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
6393 (graphite-blocking.o,
6394 graphite-clast-to-gimple.o, graphite-dependences.o,
6395 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6396 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
6397 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
6398 * cfgloop.h (struct loop): Add can_be_parallel field.
6399 * common.opt (fgraphite-identity): Moved up.
6400 (fgraphite-force-parallel): New flag.
6401 * graphite.c: Rewrite.
6402 * graphite.h: Rewrite.
6403 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
6405 * toplev.c (graphite_out_file): New file descriptor.
6406 (graphite_in_file): New.
6407 (process_options): flag_graphite_force_parallel cannot be used without
6409 * tree-ssa-loop.c: Include toplev.h.
6410 (gate_graphite_transforms): Enable flag_graphite for
6411 flag_graphite_force_parallel.
6413 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6415 * ChangeLog.graphite: New.
6416 * graphite-blocking.c: New.
6417 * graphite-clast-to-gimple.c: New.
6418 * graphite-clast-to-gimple.h: New.
6419 * graphite-dependences.c: New.
6420 * graphite-dependences.h: New.
6421 * graphite-interchange.c: New.
6422 * graphite-poly.c: New.
6423 * graphite-poly.h: New.
6424 * graphite-ppl.c: New.
6425 * graphite-ppl.h: New.
6426 * graphite-scop-detection.c: New.
6427 * graphite-scop-detection.h: New.
6428 * graphite-sese-to-poly.c: New.
6429 * graphite-sese-to-poly.h: New.
6433 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6435 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
6436 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
6438 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6440 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
6441 (scev_is_linear_expression): Return false if the evolution is not
6442 affine multivariate.
6444 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6446 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
6447 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
6449 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6451 * tree-data-ref.c (debug_data_references): New.
6452 (debug_data_reference): New.
6453 * tree-data-ref.h (debug_data_references): Declared.
6454 (debug_data_reference): Declared.
6456 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6458 * tree-data-ref.c (stmt_simple_memref_p: Removed.
6459 * tree-data-ref.h (scop_p): Removed.
6460 (struct data_reference): Remove field scop.
6462 (stmt_simple_memref_p): Removed.
6464 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6466 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
6467 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
6470 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6472 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
6474 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6476 * doc/invoke.texi (-fgraphite-identity): Documented.
6478 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6480 * tree-scalar-evolution.c: Fix comment.
6481 (instantiate_scev_1): Return unknow from scev instantiation if the
6482 result is not above instantiate_below.
6484 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6486 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
6487 static anymore. Instantiate the symbols that may have been introduced
6489 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
6492 2009-07-30 DJ Delorie <dj@redhat.com>
6494 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
6495 .vliw directive to VLIW sections.
6497 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6499 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
6501 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
6502 (AUTOHEADER): New variable.
6503 ($(srcdir)/cstamp-h.in): Use it.
6505 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6506 Pat Haugen <pthaugen@us.ibm.com>
6507 Revital Eres <ERES@il.ibm.com>
6509 * config/rs6000/vector.md (VEC_F): Add VSX support.
6513 (vector_load_<mode>): Ditto.
6514 (vector_store_<mode>): Ditto.
6515 (vector GPR move split): Ditto.
6516 (vec_reload_and_plus_<mptrsize>): Ditto.
6517 (vec_reload_and_reg_<mptrsize>): Ditto.
6518 (add<mode>3): Ditto.
6519 (sub<mode>3): Ditto.
6520 (mul<mode>3): Ditto.
6521 (neg<mode>2): Ditto.
6522 (abs<mode>2): Ditto.
6523 (smin<mode>3): Ditto.
6524 (smax<mode>3): Ditto.
6525 (vector_eq<mode>): Ditto.
6526 (vector_gt<mode>): Ditto.
6527 (vector_ge<mode>): Ditto.
6528 (vector_gtu<mode>): Ditto.
6529 (vector_select_<mode>_uns): Ditto.
6530 (vector_eq_<mode>_p): Ditto.
6531 (vector_gt_<mode>_p): Ditto.
6532 (vector_ge_<mode>_p): Ditto.
6533 (vector_gtu_<mode>_p): Ditto.
6534 (cr6_test_for_zero): Ditto.
6535 (cr6_test_for_zero_reverse): Ditto.
6536 (cr6_test_for_lt): Ditto.
6537 (cr6_test_for_lt_reverse): Ditto.
6538 (xor<mode>3): Ditto.
6539 (ior<mode>3): Ditto.
6540 (and<mode>3): Ditto.
6541 (one_cmpl<mode>2): Ditto.
6542 (nor<mode>2): Ditto.
6543 (andc<mode>2): Ditto.
6544 (float<VEC_int<mode>2): Ditto.
6545 (unsigned_float<VEC_int><mode>2): Ditto.
6546 (fix_trunc<mode><VEC_int>2): Ditto.
6547 (fixuns_trunc<mode><VEC_int>2): Ditto.
6549 (vec_set<mode>): Ditto.
6550 (vec_extract<mode>): Ditto.
6551 (vec_interleave_highv4sf): Ditto.
6552 (vec_interleave_lowv4sf): Ditto.
6553 (vec_realign_load_<mode>): Ditto.
6554 (vec_shl_<mode>): Ditto.
6555 (vec_shr_<mode>): Ditto.
6556 (div<mode>3): New patterns for VSX.
6557 (vec_interleave_highv2df): Ditto.
6558 (vec_interleave_lowv2df): Ditto.
6559 (vec_pack_trunc_v2df): Ditto.
6560 (vec_pack_sfix_trunc_v2df): Ditto.
6561 (vec_pack_ufix_trunc_v2df): Ditto.
6562 (vec_unpacks_hi_v4sf): Ditto.
6563 (vec_unpacks_lo_v4sf): Ditto.
6564 (vec_unpacks_float_hi_v4si): Ditto.
6565 (vec_unpacks_float_lo_v4si): Ditto.
6566 (vec_unpacku_float_hi_v4si): Ditto.
6567 (vec_unpacku_float_lo_v4si): Ditto.
6568 (movmisalign<mode>): Ditto.
6569 (vector_ceil<mode>2): New patterns for vectorizing math library.
6570 (vector_floor<mode>2): Ditto.
6571 (vector_btrunc<mode>2): Ditto.
6572 (vector_copysign<mode>3): Ditto.
6574 * config/rs6000/predicates.md (easy_vector_constant_msb): New
6575 predicate for setting the high bit in each word, used for copysign.
6577 * config/rs6000/ppc-asm.h (f19): Whitespace.
6578 (f32-f63): Define if VSX.
6579 (v0-v31): Define if Altivec.
6580 (vs0-vs63): Define if VSX.
6582 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
6584 * config/rs6000/power7.md: New file, provide tuning parameters for
6587 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
6588 (rs6000_cpu_cpp_builtins): Ditto.
6589 (altivec_overloaded_builtins): Ditto.
6590 (altivec_resolve_overloaded_builtin): Ditto.
6592 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
6593 debug switch to disable vectorizing simple math builtin
6596 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6597 Vectorize simple math builtin functions.
6598 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6599 hook to vectorize math builtins.
6600 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
6601 (rs6000_builtin_conversion): Add VSX/power7 support.
6602 (rs6000_builtin_vec_perm): Ditto.
6603 (vsplits_constant): Add support for loading up a vector constant
6604 with just the high bit set in each part.
6605 (rs6000_expand_vector_init): Add VSX/power7 support.
6606 (rs6000_expand_vector_set): Ditto.
6607 (rs6000_expand_vector_extract): Ditto.
6608 (rs6000_emit_move): Ditto.
6609 (bdesc_3arg): Ditto.
6610 (bdesc_2arg): Ditto.
6611 (bdesc_1arg): Ditto.
6612 (rs6000_expand_ternop_builtin): Ditto.
6613 (altivec_expand_builtin): Ditto.
6614 (rs6000_expand_unop_builtin): Ditto.
6615 (rs6000_init_builtins): Ditto.
6616 (altivec_init_builtins): Ditto.
6617 (builtin_function_type): Ditto.
6618 (rs6000_common_init_builtins): Ditto.
6619 (rs6000_handle_altivec_attribute); Ditto.
6620 (rs6000_mangle_type): Ditto.
6621 (rs6000_vector_mode_supported_p): Ditto.
6622 (rs6000_mode_dependent_address): Altivec addresses with AND -16
6625 * config/rs6000/vsx.md: New file for VSX support.
6627 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
6628 identifing values with just the most significant bit set.
6629 (enum rs6000_builtins): Add builtins for VSX. Add simple math
6630 vectorized builtins.
6632 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
6633 (UNSPEC_VRFIM): Delete.
6634 (splitter for loading up vector with most significant bit): New
6635 splitter for vectorizing copysign.
6636 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
6637 vectorizing simple math functions.
6638 (altivec_vrfip): Add support for vectorizing simple math functions.
6639 (altivec_vrfim): Ditto.
6640 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
6642 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
6643 (power7.md, vsx.md): Include for power7 support.
6644 (copysigndf3): Use VSX instructions if -mvsx.
6645 (negdf2_fpr): Ditto.
6646 (absdf2_fpr): Ditto.
6647 (nabsdf2_fpr): Ditto.
6648 (adddf3_fpr): Ditto.
6649 (subdf3_fpr): Ditto.
6650 (muldf3_fpr): Ditto.
6651 (divdf3_fpr): Ditto.
6652 (fix_truncdfdi2_fpr): Ditto.
6653 (cmpdf_internal1): Ditto.
6654 (fred, fred_fpr): Convert into expander/insn to add VSX support.
6655 (btruncdf2, btruncdf2_fpr): Ditto.
6656 (ceildf2, ceildf2_fpr): Ditto.
6657 (floordf2, floordf2_fpr): Ditto.
6658 (floatdidf2, floatdidf2_fpr): Ditto.
6659 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
6660 (fmsubdf4_fpr): Ditto.
6661 (fnmadddf4_fpr_1): Ditto.
6662 (fnmadddf4_fpr_2): Ditto.
6663 (fnmsubdf4_fpr_1): Ditto.
6664 (fnmsubdf4_fpr_2): Ditto.
6665 (fixuns_truncdfdi2): Add expander for VSX support.
6666 (fix_truncdfdi2): Ditto.
6667 (fix_truncdfsi2): Ditto.
6669 (btruncsf2): Whitespace.
6670 (movdf_hardfloat32): Add support for VSX registers.
6671 (movdf_softfloat32): Ditto.
6672 (movdf_hardfloat64): Ditto.
6673 (movdf_hardfloat64_mfpgpr): Ditto.
6674 (movdf_softfloat64): Ditto.
6675 (movti splitters): Add check for vector registers supporting
6676 TImode in the future.
6677 (bpermd): Add power7 bpermd instruction.
6679 * config/rs6000/altivec.h (vec_div): Define if VSX.
6683 (vec_nearbyint): Ditto.
6686 (all predicates): Use the generic builtin function, and not the V4SF
6687 specific function so that the predicates will work with VSX's V2DF.
6691 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
6692 Document new VSX functions and types.
6694 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
6697 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
6698 "wa", and "j" constraints. Modify "v" to talk about Altivec
6699 instead of just vector.
6701 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
6704 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
6705 location for phi arguments.
6706 (rewrite_update_phi_arguments): Find locations for reaching defs.
6707 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6708 Add location to add_phi_arg calls.
6709 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
6710 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
6711 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
6712 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
6713 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
6714 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
6715 * tree-phinodes.c (make_phi_node): Initialize location.
6716 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
6717 (add_phi_arg): Add location parameter.
6718 (remove_phi_arg_num): Move location when moving phi argument.
6719 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
6721 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
6722 slpeel_update_phi_nodes_for_guard1,
6723 slpeel_update_phi_nodes_for_guard2,
6724 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
6725 vect_loop_versioning): Set locations.
6726 * tree-parloops.c (create_phi_for_local_result,
6727 transform_to_exit_first_loop, create_parallel_loop): Add locations.
6728 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
6729 * tree-vect-loop.c (get_initial_def_for_induction,
6730 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
6732 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
6733 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
6734 (gimple_phi_arg_set_location): New. Set locus.
6735 (gimple_phi_arg_has_location): New. Check for locus.
6736 (redirect_edge_var_map_location): New. Return locus from var_map.
6737 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
6738 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
6739 combining PHI arguments.
6740 (cond_store_replacement): Set location.
6741 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
6742 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
6743 scop_add_exit_phis_edge): Add locations.
6744 * tree-cfgcleanup.c (remove_forwarder_block,
6745 remove_forwarder_block_with_phi): Add locations.
6746 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
6747 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
6749 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
6750 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
6751 flush_pending_stmts): Add source location.
6752 * lambda-code.c (perfect_nestify): Maintain location stack with argument
6753 stack to preserve locations.
6754 * tree-vect-stmts.c (vectorizable_load): Add location.
6755 * tree-inline.c (copy_phis_for_bb): Copy locus.
6756 (setup_one_parameter): Add call locus to inlined parameter stmts.
6757 (initialize_inlined_parameters): Pass in call location as parameter
6759 (tree_function_versioning): Pass location to setup_one_parameter.
6760 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
6761 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
6762 copy and edge lists.
6763 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
6764 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
6765 locus parameter and override the stmt default if provided.
6766 (new_elim_graph, clear_elim_graph, delete_elim_graph,
6767 elim_graph_add_edge, elim_graph_remove_succ_edge,
6768 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
6769 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6770 eliminate_phi): Add locus info in elimination graph for each edge and
6772 (insert_backedge_copies): Copy locus if present.
6773 * tree-flow.h (struct _edge_var_map): Add locus field.
6774 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
6775 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6776 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6778 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6780 2009-07-30 Martin Jambor <mjambor@suse.cz>
6782 PR tree-optimization/40570
6783 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6786 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6788 * ssa-loop-manip.c: Include langhooks.h.
6789 (rewrite_phi_with_iv): New.
6790 (rewrite_all_phi_nodes_with_iv): New.
6791 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6792 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6793 * tree-parloops.c (loop_parallel_p): Move out all conditions
6794 except dependency check.
6795 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6796 (gen_parallel_loop): Call canonicalize_loop_ivs without
6797 reduction_list argument.
6798 (build_new_reduction): New.
6799 (gather_scalar_reductions): New.
6800 (try_get_loop_niter): New.
6801 (try_create_reduction_list): New.
6802 (parallleize_loops): Change the parallel conditions check.
6803 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6804 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6806 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6808 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6810 * doc/options.texi (Option properties): Mention new quoting syntax.
6812 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6814 * config/alpha/alpha.c (alpha_start_function):
6815 Handle VMS_DEBUG_MAIN_POINTER
6816 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6817 * doc/invoke.texi: Document -mdebug-main switch.
6819 2009-07-29 Richard Henderson <rth@redhat.com>
6821 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6822 (cgraph_create_edge_including_clones): Likewise.
6823 * tree-inline.c (copy_bb): Operate on the correct edges
6824 when updating the callgraph.
6826 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6828 * config/alpha/vms-cc.c: Deleted.
6829 * config/alpha/vms-ld.c: Deleted.
6830 * config/alpha/t-vms64: Moved to config/vms
6831 * config/alpha/vms-crt0-64.c: Moved to config/vms
6832 * config/alpha/vms-crt0.c: Moved to config/vms
6833 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6834 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6835 * config/alpha/xm-vms.h: Moved to config/vms
6836 * config/alpha/x-vms: Moved to config/vms
6837 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6839 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6840 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6842 * config/vms/t-vms64: Moved here from config/alpha
6843 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6844 (argc,argv,envp): Enforce 32bit malloc'ing.
6845 * config/vms/vms-psxcrt0-64.c: Likewise.
6846 * config/vms/vms-crt0.c: Moved here from config/alpha.
6847 * config/vms/vms-psxcrt0.c: Likewise.
6848 * config/vms/vms-crtl-64.h: New file.
6849 * config/vms/vms-crtl.h: New file.
6850 * config/vms/vms.opt: New file.
6851 * config/vms/xm-vms64.h: New file.
6852 * config/vms/xm-vms.h: Moved here from config/alpha.
6853 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6855 * config/vms/x-vms: Moved here from config/alpha.
6856 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6857 (vms-ld.o, vms-cc.o): Removed.
6858 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
6860 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6862 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
6863 correct stack (obvious VMS fix).
6865 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6867 * dwarf2out.c (output_file_names): Output VMS style file name, size,
6868 date, version info if VMS_DEBUGGING_INFO defined.
6869 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6870 size, date calculating code moved here.
6872 2009-07-29 Paul Brook <paul@codesourcery.com>
6874 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
6877 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
6880 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
6881 to DImode when generating insq_le insn.
6883 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6885 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
6886 New macro set for VMS_DEBUGGGING_INFO.
6887 (AT_string_form): Use it.
6889 2009-07-28 DJ Delorie <dj@redhat.com>
6891 * config/mep/mep.c (vtext_section): New.
6892 (vftext_section): New.
6893 (ftext_section): New.
6894 (mep_select_section): Add support for functions.
6895 (mep_unique_section): Likewise.
6896 (mep_asm_init_sections): Likewise.
6897 (mep_encode_section_info): Remove it from here.
6899 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6901 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
6903 * tree.h (TREE_DEPRECATED): Document it is used for types too.
6904 (TYPE_VECTOR_OPAQUE): Use default_def_flag
6906 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6908 * dwarf2out.c (output_file_names): Test new macro
6909 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
6910 (add_comp_dir_attribute): Likewise.
6912 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
6914 * config/i386/mingw-w64.h (LINK_SPEC): Add
6915 separating space between commands.
6917 2009-07-28 Jan Hubicka <jh@suse.cz>
6919 PR tree-optimization/40759
6920 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
6923 2009-07-27 DJ Delorie <dj@redhat.com>
6925 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
6926 types are dword-aligned.
6927 (mep_expand_va_start): Likewise.
6929 2009-07-27 Olivier Hainque <hainque@adacore.com>
6930 Douglas B Rupp <rupp@gnat.com>
6932 * convert.c (convert_to_pointer): Don't assume the target
6933 pointer type is POINTER_SIZE long. Fetch its precision instead.
6935 2009-07-27 Douglas B Rupp <rupp@gnat.com>
6937 * system.h (fopen): Undefine if macro.
6939 2009-07-27 Jakub Jelinek <jakub@redhat.com>
6941 * dwarf2out.c (output_cfi_p): Removed.
6942 (output_cfis): New function.
6943 (output_fde): New function, split from output_call_frame_info.
6944 (output_call_frame_info): Use it.
6945 (dwarf2out_switch_text_section): Use output_cfis.
6947 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6949 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
6950 TARGET_BI_ARCH is specified without enabling SJLJ.
6951 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
6952 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
6954 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
6956 * arm.md (negdi2): Use DImode if forcing a value into a register.
6958 2009-07-26 Ira Rosen <irar@il.ibm.com>
6960 PR tree-optimization/40801
6961 * tree-vect-stmts.c (vectorizable_call): Get previous copy
6962 of vector operand from the previous copy of vector statement.
6963 Pass the correct definition type value to
6964 vect_get_vec_def_for_stmt_copy().
6966 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6968 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
6969 const char ** conversion.
6971 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6973 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
6974 fancy_abort() if !ENABLE_ASSERT_CHECKING.
6975 (gcc_unreachable): Invoke __builtin_unreachable() if
6976 !ENABLE_ASSERT_CHECKING.
6978 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6980 PR rtl-optimization/40445
6981 * emit-rtl.c (next_nonnote_insn_bb): New function.
6982 * rtl.h (next_nonnote_insn_bb): Declare new function.
6983 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
6984 with no successors that is the successor of the ENTRY_BLOCK.
6985 Continue from the top after removing an empty fallthrough block.
6986 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
6987 of next_nonnote_insn.
6989 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6991 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
6993 2009-07-25 Martin Jambor <mjambor@suse.cz>
6995 * c-common.c (c_common_attribute_table): New element for noclone.
6996 (handle_noclone_attribute): New function. Forward-declare.
6997 * tree-inline.c (tree_versionable_function_p): Check for noclone
6999 * doc/extend.texi (Labels as Values): Document need for noclone.
7000 (Function Attributes): Document noclone attribute.
7002 2009-07-25 Jakub Jelinek <jakub@redhat.com>
7004 PR rtl-optimization/34999
7005 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
7006 and dw_fde_switched_cold_to_hot fields.
7007 (output_cfi_p): New function.
7008 (output_call_frame_info): If fde->dw_fde_switched_sections,
7009 output 2 FDEs instead of one with corrupted header.
7010 (dwarf2out_do_cfi_startproc): New function.
7011 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
7012 and fde->dw_fde_switched_cold_to_hot.
7013 (dwarf2out_switch_text_section): Compute
7014 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
7015 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
7016 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
7017 Otherwise, compute fde->dw_fde_switch_cfi.
7019 2009-07-24 Cary Coutant <ccoutant@google.com>
7021 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
7023 2009-07-24 Cary Coutant <ccoutant@google.com>
7025 * cfghooks.c (split_block): Copy discriminator to new block.
7026 * tree-cfg.c (assign_discriminator): Check location of last
7027 instruction in block as well as first.
7029 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
7031 * config/i386/linux.c: Use fputs or putc instead of fprintf
7033 * config/i386/gas.h: Ditto.
7034 * config/i386/x86-64.h: Ditto.
7035 * config/i386/att.h: Ditto.
7037 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7039 * expmed.c (emit_store_flag): Use a recursive call to optimize the
7042 2009-07-24 Martin Jambor <mjambor@suse.cz>
7044 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
7045 (ipa_push_func_to_list_1): Declare.
7046 (ipa_push_func_to_list): New function.
7048 * ipa-prop.c (ipa_push_func_to_list_1): New function.
7049 (ipa_init_func_list): Call ipa_push_func_to_list_1.
7050 (ipa_push_func_to_list): Removed.
7051 (ipa_pop_func_from_list): Clear node_enqueued flag.
7053 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
7055 * config/s390/s390.c (override_options): Default
7056 max-unrolled-insns to 100 for z10 tuning.
7058 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
7060 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
7061 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
7062 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
7063 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
7064 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
7065 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
7066 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
7068 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
7070 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
7071 use default set in mingw32.h header.
7072 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
7073 64-bit /mingw/include path.
7074 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
7077 2009-07-23 Neil Vachharajani <nvachhar@google.com>
7079 PR rtl-optimization/40209
7080 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
7082 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7084 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
7085 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
7086 with the rest of string where appropriate. Use fputs or putc
7087 instead of fprintf where appropriate.
7089 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
7090 Pat Haugen <pthaugen@us.ibm.com>
7091 Revital Eres <ERES@il.ibm.com>
7093 * config/rs6000/vector.md: New file. Move most of the vector
7094 expander support here from altivec.md to allow for the VSX vector
7095 unit in the future. Add support for secondary_reload patterns.
7096 Rewrite the patterns for vector comparison, and vector comparison
7097 predicate instructions so that the RTL expresses the desired
7098 behavior, instead of using unspec.
7100 * config/rs6000/constraints.md ("f" constraint): Use
7101 rs6000_constraints to hold the precalculated register class.
7102 ("d" constraint): Ditto.
7103 ("wd" constraint): New constraint for VSX.
7104 ("wf" constraint): Ditto.
7105 ("ws" constraint): Ditto.
7106 ("wa" constraint): Ditto.
7107 ("wZ" constraint): Ditto.
7108 ("j" constraint): Ditto.
7110 * config/rs6000/predicates.md (vsx_register_operand): New
7112 (vfloat_operand): New predicate for vector.md.
7113 (vint_operand): Ditto.
7114 (vlogical_operand): Ditto.
7115 (easy_fp_constant): If VSX, 0.0 is an easy constant.
7116 (easy_vector_constant): Add VSX support.
7117 (altivec_indexed_or_indirect_operand): New predicate for
7118 recognizing Altivec style memory references with AND -16.
7120 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
7121 for vector secondary reload support.
7122 (rs6000_vector_reg_class): Delete, replacing it with
7124 (rs6000_vsx_reg_class): Ditto.
7125 (rs6000_constraints): New array to hold the register classes of
7126 each of the register constraints that can vary at runtime.
7127 (builtin_mode_to_type): New static array for builtin function type
7129 (builtin_hash_table): New static hash table for builtin function
7131 (TARGET_SECONDARY_RELOAD): Define target hook.
7132 (TARGET_IRA_COVER_CLASSES): Ditto.
7133 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
7134 registers are 128 bits if VSX memory reference instructions are used.
7135 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
7137 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
7138 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
7139 Print several of the scheduling related parameters.
7140 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
7141 rs6000_constraints instead of rs6000_vector_reg_class. Move
7142 -mdebug=reg code to rs6000_debug_reg_global. Add support for
7143 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
7144 Altivec. Add VSX support. Setup for secondary reload support on
7145 Altivec/VSX registers.
7146 (rs6000_override_options): Make power7 set the scheduling groups
7147 like the power5. Add support for new debug switches to override
7148 the scheduling defaults. Temporarily disable -mcpu=power7 from
7149 setting -mvsx. Add support for debug switches -malways-hint,
7150 -msched-groups, and -malign-branch-targets.
7151 (rs6000_buitlin_conversion): Add support for returning unsigned
7152 vector conversion functions to fix regressions due to stricter
7154 (rs6000_builtin_mul_widen_even): Ditto.
7155 (rs6000_builtin_mul_widen_odd): Ditto.
7156 (rs6000_builtin_vec_perm): Ditto.
7157 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
7158 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
7160 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
7162 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
7163 VSX types for bit operations. Changes to accomidate vector.md.
7164 (bdesc_2arg): Ditto.
7165 (bdesc_1arg): Ditto.
7166 (struct builtin_description_predicates): Rewrite predicate
7167 handling so that RTL describes the operation, instead of passing
7168 the instruction to be used as a string argument.
7169 (bdesc_altivec_preds): Ditto.
7170 (altivec_expand_predicate_builtin): Ditto.
7171 (altivec_expand_builtin): Ditto.
7172 (rs6000_expand_ternop_builtin): Use a switch instead of an if
7173 statement for vsldoi support.
7174 (altivec_expand_ld_builtin): Change to use new names from vector.md.
7175 (altivec_expand_st_builtin): Ditto.
7176 (paired_expand_builtin): Whitespace changes.
7177 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
7178 builtin_mode_to_type table for secondary reload. Call
7179 builtin_function_type to build random builtin functions.
7180 (altivec_init_builtins): Change to use builtin_function_type to
7181 create builtin function types dynamically as we need them.
7182 (builtin_hash_function): New support for hashing the tree types
7183 for builtin function as we need it, rather than trying to build
7184 all of the trees that we need. Add initial preliminary VSX support.
7185 (builtin_function_type): Ditto.
7186 (builtin_function_eq): Ditto.
7187 (builtin_hash_struct): Ditto.
7188 (rs6000_init_builtins): Ditto.
7189 (rs6000_common_init_builtins): Ditto.
7190 (altivec_init_builtins): Ditto.
7191 (rs6000_common_init_builtins): Ditto.
7192 (enum reload_reg_type): New enum for simplifing reg classes.
7193 (rs6000_reload_register_type): Simplify register classes into GPR,
7194 Vector, and other registers. Altivec and VSX addresses in reload.
7195 (rs6000_secondary_reload_inner): Ditto.
7196 (rs6000_ira_cover_classes): New target hook, that returns the
7197 appropriate cover classes, based on -mvsx being used or not.
7198 (rs6000_secondary_reload_class): Add VSX support.
7199 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
7200 (get_vsel_insn): Ditto.
7201 (rs6000_emit_vector_compare): Rewrite vector conditional support
7202 so that where we can, we use RTL operators, instead of blindly use
7204 (rs6000_emit_vector_select): Ditto.
7205 (rs6000_emit_vector_cond_expr): Ditto.
7206 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
7207 (create_TOC_reference): Add -mdebug=addr support.
7208 (emit_frame_save): VSX loads/stores need register indexed addressing.
7210 * config/rs6000/rs6000.md: Include vector.md.
7212 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
7214 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7215 support for V2DI, V2DF in logical, permute, select operations.
7217 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
7218 switch for vsx/power7.
7219 (-mvsx-scalar-memory): Ditto.
7220 (-mvsx-align-128): Ditto.
7221 (-mallow-movmisalign): Ditto.
7222 (-mallow-df-permute): Ditto.
7223 (-msched-groups): Ditto.
7224 (-malways-hint): Ditto.
7225 (-malign-branch-targets): Ditto.
7227 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
7229 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
7230 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
7231 (rs6000_vector_reg_class): Delete.
7232 (rs6000_vsx_reg_class): Ditto.
7233 (enum rs6000_reg_class_enum): New enum for the constraints that
7234 vary based on target switches.
7235 (rs6000_constraints): New array to hold the register class for all
7236 of the register constraints that vary based on the switches used.
7237 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
7238 (enum rs6000_builtins): Add unsigned varients for the builtin
7239 declarations returned by target hooks for expanding multiplies,
7240 select, and permute operations. Add VSX builtins.
7241 (enum rs6000_builtin_type_index): Add entries for VSX.
7242 (V2DI_type_node): Ditto.
7243 (V2DF_type_node): Ditto.
7244 (unsigned_V2DI_type_node): Ditto.
7245 (bool_long_type_node): Ditto.
7246 (intDI_type_internal_node): Ditto.
7247 (uintDI_type_internal_node): Ditto.
7248 (double_type_internal_node): Ditto.
7250 * config/rs6000/altivec.md (whole file): Move all expanders to
7251 vector.md from altivec.md. Rename insn matching functions to be
7253 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
7254 (altivec_vcmp*): Ditto.
7255 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
7256 (VM): New iterator for moves that includes the VSX types.
7257 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
7258 (altivec_vperm_<mode>_uns): New, for unsigned types.
7259 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
7260 (altivec_eq<mode>): Ditto.
7261 (altivec_gt<mode>): Ditto.
7262 (altivec_gtu<mode>): Ditto.
7263 (altivec_eqv4sf): Ditto.
7264 (altivec_gev4sf): Ditto.
7265 (altivec_gtv4sf): Ditto.
7266 (altivec_vcmpbfp_p): Ditto.
7268 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
7270 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
7273 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7276 * config/i386/i386.c (output_387_ffreep): Rewrite to use
7277 ASM_SHORT instead of .word.
7278 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
7279 instead of .word in asm template.
7281 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
7284 * ira-lives.c (bb_has_abnormal_call_pred): New function.
7285 (process_bb_node_lives): Use it.
7287 * ira.c (setup_cover_and_important_classes): Don't setup
7288 ira_important_class_nums. Add cover classes to the end of
7290 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
7292 (find_reg_class_closure): Use reorder_important_classes.
7294 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
7296 * config/i386/i386.c (i386_ira_cover_classes): New function.
7297 (TARGET_IRA_COVER_CLASSES): Redefine.
7299 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
7300 importance of order of cover classes in the array.
7302 2009-07-22 Diego Novillo <dnovillo@google.com>
7304 * tree-pass.h (TDF_EH): Define.
7305 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
7306 contains TDF_EH, print the EH region number holding GS.
7307 * tree-dump.c (dump_options): Add "eh".
7308 * doc/invoke.texi: Document it.
7310 2009-07-22 Doug Kwan <dougkwan@google.com>
7312 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
7314 2009-07-22 Michael Matz <matz@suse.de>
7316 PR tree-optimization/35229
7317 PR tree-optimization/39300
7319 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
7320 (inhibit_phi_insertion): New function.
7321 (insert_into_preds_of_block): Call it for REFERENCEs.
7322 (init_pre): Initialize and finalize scalar evolutions.
7323 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
7325 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
7327 * config/i386/predicates.md (zero_extended_scalar_load_operand):
7328 Use CONST_VECTOR_NUNITS to determine number of elements.
7330 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
7332 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
7333 (U, W): Constraints are now deprecated and will be removed if we
7335 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
7337 ("prefetch"): Add the stcmh instruction for prefetching.
7338 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
7340 (s390_short_displacement): Return always true if compiling for
7341 machines not providing the long displacement facility.
7342 (s390_mem_constraint): Support the new constraint letter Z.
7343 (s390_check_qrst_address): New function.
7345 2009-07-21 DJ Delorie <dj@redhat.com>
7347 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
7350 2009-07-21 Jason Merrill <jason@redhat.com>
7352 * c-common.c (max_tinst_depth): Increase default to 1024.
7354 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7356 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
7357 (vec_unpacku_float_lo_v4si): Ditto.
7359 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7362 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
7363 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
7364 (builtin_description): Add __builtin_ia32_cvtudq2ps.
7365 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
7367 2009-07-21 Jakub Jelinek <jakub@redhat.com>
7369 PR tree-optimization/40813
7370 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
7373 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
7375 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
7376 with a NOP_EXPR if needed.
7378 2009-07-21 Paul Brook <paul@codesourcery.com>
7380 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
7381 Terminate debug dump with newline.
7383 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7385 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
7386 Cast "1" to unsigned HOST_WIDE_INT.
7387 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
7388 deposit length to the maximum length - lsb. Extend length if
7389 HOST_BITS_PER_WIDE_INT is 32.
7391 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7393 * cgraph.h (constant_pool_htab): New function.
7394 (constant_descriptor_tree): Move from varasm.c.
7395 * varasm.c (constant_pool_htab): New function.
7396 (constant_descriptor_tree): Move to cgraph.h.
7398 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7400 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
7402 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
7404 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
7407 2009-07-20 Xinliang David Li <davidxl@google.com>
7409 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
7411 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
7413 * config/mips/mips.md (move_type): Add arith.
7414 (type): Handle arith.
7415 (zero_extendsidi2): Rename this into ...
7416 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
7417 (zero_extendsidi2): New expander.
7418 (*zero_extendsidi2_dext): New pattern.
7420 2009-07-20 Nick Clifton <nickc@redhat.com>
7422 * config.gcc (mips64-*-*): Add definition of tm_defines in order
7423 to set MIPS_ABI_DEFAULT.
7424 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
7426 2009-07-20 Jakub Jelinek <jakub@redhat.com>
7428 * tree-object-size.c (addr_object_size): Handle unions with
7429 array in it as last field of structs in __bos (, 1) as __bos (, 0).
7431 PR tree-optimization/40792
7432 * tree.c (build_function_type_skip_args): Remove bogus assert.
7434 2009-07-20 Jan Hubicka <jh@suse.cz>
7435 Martin Jambor <mjambor@suse.cz>
7437 * cgraph.h (combined_args_to_skip): New field.
7438 * cgraph.c (cgraph_create_virtual_clone): Properly handle
7439 combined_args_to_skip and args_to_skip.
7440 * tree-inline.c (update_clone_info): New function.
7441 (tree_function_versioning): Call update_clone_info.
7442 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
7444 (cgraph_materialize_all_clones): More extensive dumping, working
7445 with combined_args_to_skip rather than args_to_skip.
7447 2009-07-20 Ira Rosen <irar@il.ibm.com>
7449 * tree-vectorizer.h (vectorizable_condition): Add parameters.
7450 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
7451 (get_initial_def_for_reduction): Likewise.
7452 (vectorizable_reduction): Skip the check of first operand in case
7453 of COND_EXPR. Add check that it is outer loop vectorization if
7454 nested cycle was detected. Call vectorizable_condition() for
7455 COND_EXPR. If reduction epilogue cannot be created do not fail for
7456 nested cycles (if it is not double reduction). Assert that there
7457 is only one type in the loop in case of COND_EXPR. Call
7458 vectorizable_condition() to vectorize COND_EXPR.
7459 * tree-vect-stmts.c (vectorizable_condition): Update comment.
7460 Add parameters. Allow nested cycles if called from
7461 vectorizable_reduction(). Use reduction vector variable if provided.
7462 (vect_analyze_stmt): Call vectorizable_reduction() before
7463 vectorizable_condition().
7464 (vect_transform_stmt): Update call to vectorizable_condition().
7466 2009-07-20 Christian Bruel <christian.bruel@st.com>
7468 * config/sh/sh.opt (-mfmovd): Resurrect and document.
7469 * doc/invoke.texi (-mfmovd): Likewise.
7470 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
7472 2009-07-20 Jan Hubicka <jh@suse.cz>
7474 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
7475 when handling SSA name.
7477 2009-07-19 Jan Hubicka <jh@suse.cz>
7479 PR tree-optimization/40676
7480 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
7481 virtual PHIs in empty BBs.
7483 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7485 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
7486 re-expanded the compound use gen_lowpart instead to convert to the
7489 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7491 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
7492 OUTER_CONST arguments.
7493 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
7494 the new wider mode will be masked off.
7495 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
7497 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7499 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
7500 high-order bits are zero.
7502 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7504 * combine.c (simplify_shift_const_1): Split code to determine
7506 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
7507 new bits shifted in are identical to the old sign bit.
7509 2009-07-18 Richard Guenther <rguenther@suse.de>
7512 * gimplify.c (gimplify_call_expr): Reject code using results from
7513 functions returning void.
7515 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7517 * doc/md.texi: Document the new PowerPC "es" constraint.
7518 Document that "m" can include automodified addresses on this target,
7519 and explain how %U must be used. Extend the "Q" and "Z" documentation
7520 to suggest "es" as well as "m".
7521 * config/rs6000/constraints.md (es): New memory constraint.
7522 (Q, Z): Update strings to match new documentation.
7524 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7526 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
7527 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
7528 * config/rs6000/predicates.md (volatile_mem_operand): Use
7529 offsettable_nonstrict_memref_p.
7530 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
7531 (*floatunssidf2_internal): Likewise.
7532 (*fix_truncdfsi2_internal): Likewise.
7533 (*fix_trunctfsi2_internal): Likewise.
7535 2009-07-17 Anatoly Sokolov <aesok@post.ru>
7537 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
7539 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7541 2009-07-17 Richard Guenther <rguenther@suse.de>
7544 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
7545 (pass_warn_unused_result): Likewise.
7546 (TODO_set_props): Remove.
7547 * omp-low.c (diagnose_omp_structured_block_errors): Change to
7549 (pass_diagnose_omp_blocks): Define.
7550 * c-decl.c (pop_file_scope): Do not finalize the CU here.
7551 (c_gimple_diagnostics_recursively): Remove.
7552 (finish_function): Do not call it.
7553 (c_write_global_declarations): Continue after errors.
7554 Finalize the CU here.
7555 * c-gimplify.c (c_genericize): Do not gimplify here.
7556 * c-common.c (c_warn_unused_result): Move ...
7557 * tree-cfg.c (do_warn_unused_result): ... here.
7558 (run_warn_unused_result): New function.
7559 (gate_warn_unused_result): New function.
7560 (pass_warn_unused_result): New pass.
7561 * c-common.h (c_warn_unused_result): Remove.
7562 * flags.h (flag_warn_unused_result): Declare.
7563 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
7564 * opts.c (flag_warn_unused_result): Initialize to false.
7565 * toplev.c (compile_file): Add comment.
7566 * omp-low.c (create_omp_child_function): Do not register
7567 the function with the frontend.
7568 (diagnose_omp_structured_block_errors): Prepare to be
7569 called as optimization pass.
7570 (gate_diagnose_omp_blocks): New function.
7571 (pass_diagnose_omp_blocks): New pass.
7572 * cgraph.h (cgraph_optimize): Remove.
7573 (cgraph_analyze_function): Likewise.
7574 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
7575 * cgraphunit.c (cgraph_lower_function): Lower nested functions
7576 before their parents here.
7577 (cgraph_finalize_function): Not here.
7578 (cgraph_analyze_function): Gimplify functions here.
7579 (cgraph_finalize_compilation_unit): Continue after errors.
7580 Optimize the callgraph from here.
7581 (cgraph_optimize): Make static.
7582 * langhooks.c (write_global_declarations): Finalize the CU.
7583 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
7584 (gimplify_function_tree): Assert we gimplify only once.
7585 Set PROP_gimple_any property.
7586 * tree-nested.c (gimplify_all_functions): New function.
7587 (lower_nested_functions): Gimplify all nested functions.
7588 * gimple.h (diagnose_omp_structured_block_errors): Remove.
7589 * passes.c (init_optimization_passes): Add pass_warn_unused_result
7590 and pass_diagnose_omp_blocks after gimplification. Do not
7591 set TODO_set_props on all_lowering_passes.
7592 (execute_one_pass): Do not handle TODO_set_props.
7593 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
7594 (gimplify.o): Add tree-pass.h dependency.
7595 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
7596 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
7597 (unsave_r): Likewise.
7598 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
7601 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
7603 * doc/service.texi (Service): Restore previously removed link,
7604 which isn't broken after all.
7606 2009-07-17 Richard Guenther <rguenther@suse.de>
7608 PR tree-optimization/40321
7609 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
7610 PHI nodes to the maximal set.
7611 (make_values_for_phi): Add PHI arguments to the maximal set.
7612 (execute_pre): Dump PHI_GEN and the maximal set.
7614 2009-07-17 Jakub Jelinek <jakub@redhat.com>
7617 * gimplify.c (gimplify_conversion): Don't change non-conversions into
7620 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
7622 * doc/extend.texi (Nested Functions): Replace broken link with
7624 * doc/service.texi (Service): Remove broken link.
7626 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
7629 * builtins.c (expand_builtin_memcmp): Use loc instead of
7630 EXPR_LOCATION (exp).
7631 (expand_builtin_strncmp): Likewise.
7633 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
7634 Manuel López-Ibáñez <manu@gcc.gnu.org>
7637 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
7638 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
7639 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
7640 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
7641 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
7642 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
7643 tree-inline.c, c-common.c, c-common.h, gimple.c,
7644 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
7645 convert.c: Add location argument to fold_{unary,binary,ternary},
7646 fold_build[123], build_call_expr, build_size_arg,
7647 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
7648 fold_build1_initializer, fold_build2_initializer,
7649 fold_build3_initializer, fold_build_call_array,
7650 fold_build_call_array_initializer, fold_single_bit_test,
7651 omit_one_operand, omit_two_operands, invert_truthvalue,
7652 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
7653 combine_comparisons, fold_builtin_*, fold_call_expr,
7654 build_range_check, maybe_fold_offset_to_address, round_up,
7657 2009-07-16 Jason Merrill <jason@redhat.com>
7660 * c-common.c (c_common_reswords): Add __is_standard_layout
7662 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
7663 * doc/implement-cxx.texi: New.
7664 * doc/gcc.texi: Include it.
7666 2009-07-16 DJ Delorie <dj@redhat.com>
7668 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
7669 compares that may be indirectly affected by previous instructions.
7671 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7673 * builtins.c (do_mpc_arg2): New.
7674 (fold_builtin_2): Fold builtin cpow.
7675 * real.h (HAVE_mpc_pow): New.
7677 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
7679 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
7680 comparison to skip unprofitable schedule
7682 2009-07-16 Simon Baldwin <simonb@google.com>
7684 * gcc.c (option_map): New flag -no-canonical-prefixes.
7685 * (display_help): Print help text for new flag.
7686 * (process_command): Move options translation and language specifics
7687 and handle new flag early. Use it to set a function pointer to a
7688 prefix builder. Replace make_relative_prefix calls with calls to
7689 the function pointed to. Ignore new flag in regular options handling.
7690 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
7692 2009-07-15 DJ Delorie <dj@redhat.com>
7694 * config/mep/mep.md (sibcall_internal): Change register to avoid
7696 (sibcall_value_internal): Likewise.
7698 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
7700 PR rtl-optimization/40710
7701 * resource.c (mark_target_live_regs): Reset DF problem to LR.
7703 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
7705 * config/mips/mips.md (*extenddi_truncate<mode>,
7706 *extendsi_truncate<mode>): Change type attribute to move_type
7707 with shift_shift. Split out code handling exts from here ...
7708 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
7710 (*extendhi_truncateqi): Change type attribute to move_type with
7711 shift_shift. Split out code handling exts from here ...
7712 (*extendhi_truncateqi_exts): ... to this new pattern.
7714 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
7716 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
7717 instead of "and" with inverted sign bit mask value. Use
7718 "nonimmediate_operand" for operand 1 and operand 2 predicate.
7719 Allocate registers only for operand 4 and operand 5.
7721 2009-07-15 Jakub Jelinek <jakub@redhat.com>
7724 * fold-const.c (fold_cond_expr_with_comparison): When folding
7725 < and <= to MIN, make sure the MIN uses the same type as the
7726 comparison's operands.
7728 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
7730 * arm.md (ior_xor): New code iterator.
7731 (split for ior/xor with shift and zero-extend): New split pattern.
7732 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
7734 2009-07-15 Richard Guenther <rguenther@suse.de>
7736 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
7739 2009-07-15 Richard Guenther <rguenther@suse.de>
7742 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
7744 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7746 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
7747 handle 2.6.30 kernel.
7749 2009-07-15 DJ Delorie <dj@redhat.com>
7751 * config/mep/mep.md (sibcall_internal): Change register to allow
7752 for 24-bit addresses.
7753 (sibcall_value_internal): Likewise.
7755 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
7757 * doc/invoke.texi: Added descriptions of the scheduling heuristics
7758 that are enabled/disabled by the flags introduced by a previous patch.
7760 2009-07-14 DJ Delorie <dj@redhat.com>
7762 * config/mep/mep.md (sibcall_internal): Include non-toggling
7764 (sibcall_value_internal): Likewise.
7766 2009-07-14 Taras Glek <tglek@mozilla.com>
7767 Rafael Espindola <espindola@google.com>
7769 * doc/sourcebuild.texi: Document install-plugin target.
7770 * configure.ac: Added install-plugin target to language makefiles.
7771 * configure: Regenerate.
7772 * Makefile.in: (install-plugin): Install more headers,
7773 depend on lang.install-plugin.
7775 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7777 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7780 2009-07-14 DJ Delorie <dj@redhat.com>
7782 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7783 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7784 * config/mep/mep.md (sibcall_internal): Change test from
7785 mep_vliw_mode_match to mep_vliw_jmp_match.
7786 (sibcall_value_internal): Likewise.
7788 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7790 * config/i386/sse.md (copysign<mode>3): New expander.
7791 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7792 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7793 Use ix86_build_const_vector.
7794 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7795 IX86_BUILTIN_CPYSGNPD.
7796 (builtin_description): Add __builtin_ia32_copysignps and
7797 __builtin_ia32_copysignpd.
7798 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7799 and BUILT_IN_COPYSIGNF.
7801 2009-07-13 Jason Merrill <jason@redhat.com>
7803 * builtins.c (can_trust_pointer_alignment): New fn.
7804 (get_pointer_alignment): Factor it out from here.
7805 * tree.h: Declare it.
7807 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7809 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7812 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7816 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7818 2009-07-14 Richard Guenther <rguenther@suse.de>
7819 Andrey Belevantsev <abel@ispras.ru>
7822 * cfgexpand.c (partition_stack_vars): Do not bother to update
7823 alias information when not optimizing.
7825 2009-07-14 Richard Guenther <rguenther@suse.de>
7826 Andrey Belevantsev <abel@ispras.ru>
7828 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7829 (pt_solution_set): Likewise.
7830 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7831 * tree-ssa-structalias.c (pt_solution_set): New function.
7832 * final.c (rest_of_clean_state): Free SSA data structures.
7833 * print-rtl.c (print_decl_name): Remove.
7834 (print_mem_expr): Implement in terms of print_generic_expr.
7835 * alias.c (ao_ref_from_mem): New function.
7836 (rtx_refs_may_alias_p): Likewise.
7837 (true_dependence): Query alias-export info.
7838 (canon_true_dependence): Likewise.
7839 (write_dependence_p): Likewise.
7840 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7842 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7843 (mem_expr_equal_p): Use operand_equal_p.
7844 (set_mem_attributes_minus_bitpos): Do not use
7845 component_ref_for_mem_expr.
7846 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7847 (update_alias_info_with_stack_vars): Likewise.
7848 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7849 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7850 explicitly nor clear stmt operands.
7851 Free the decl-to-pointer map.
7852 * tree-optimize.c (execute_free_datastructures): Do not free
7853 SSA data structures here.
7854 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7855 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7856 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7858 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
7860 2009-07-13 DJ Delorie <dj@redhat.com>
7862 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
7863 unrolling at the right iteration count.
7865 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
7868 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7870 * haifa-sched.c (rank_for_schedule): Introduced flags to
7871 enable/disable individual scheduling heuristics.
7872 * common.opt: Introduced flags to enable/disable individual
7873 heuristics in the scheduler.
7874 * doc/invoke.texi: Introduced flags to enable/disable individual
7875 heuristics in the scheduler.
7877 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
7879 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
7880 config/i386/mingw-tls.c.
7881 * config/i386/mingw-tls.c: Removed.
7883 2009-07-13 Ira Rosen <irar@il.ibm.com>
7885 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
7886 checks access only relevant statements.
7887 (vectorizable_reduction): Likewise.
7889 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
7891 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
7892 just for 32-bit case.
7894 2009-07-12 Jan Hubicka <jh@suse.cz>
7896 PR tree-optimization/40585
7897 * except.c (expand_resx_expr): When there already is resume
7898 instruction, produce linked list.
7899 (build_post_landing_pads): Assert that resume is empty.
7900 (connect_post_landing_pads): Handle resume lists.
7901 (dump_eh_tree): Dump resume list.
7903 2009-07-12 Ira Rosen <irar@il.ibm.com>
7905 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
7906 with additional argument.
7907 * tree-vectorizer.h (enum vect_def_type): Add
7908 vect_double_reduction_def.
7909 (vect_is_simple_reduction): Add argument.
7910 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
7912 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
7913 vect_is_simple_reduction with additional argument.
7914 (vect_analyze_loop_operations): Handle exit phi nodes in case of
7916 (reduction_code_for_scalar_code): Handle additional codes by
7917 returning ERROR_MARK for them. Fix comment and indentation.
7918 (vect_is_simple_reduction): Fix comment, add argument to specify
7919 double reduction. Detect double reduction.
7920 (get_initial_def_for_induction): Fix indentation.
7921 (get_initial_def_for_reduction): Fix comment and indentation.
7922 Handle double reduction. Create initial definitions that do not
7923 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
7924 (vect_create_epilog_for_reduction): Fix comment, add argument to
7925 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
7926 epilogue result extraction. Create double reduction phi node and
7927 replace relevant uses.
7928 (vectorizable_reduction): Call vect_is_simple_reduction with
7929 additional argument. Fix indentation. Update epilogue code treatment
7930 according to the changes in reduction_code_for_scalar_code. Check
7931 for double reduction. Call vect_create_epilog_for_reduction with
7932 additional argument.
7933 * tree-vect-stmts.c (process_use): Handle double reduction, update
7935 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
7936 (vect_get_vec_def_for_operand): Likewise.
7938 2009-07-12 Danny Smith <dansmister@gmail.com>
7940 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
7941 dllexport if !TREE_PUBLIC.
7942 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
7944 2009-07-11 Anatoly Sokolov <aesok@post.ru>
7946 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
7947 (avr_extra_arch_macro) Remove declatation.
7948 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
7949 (avr_extra_arch_macro) Declare as static.
7950 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
7952 2009-07-11 Jan Hubicka <jh@suse.cz>
7955 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
7957 2009-07-11 Jakub Jelinek <jakub@redhat.com>
7960 * dwarf2out.c (dw_fde_struct): Add in_std_section and
7961 cold_in_std_section bits.
7962 (dwarf2out_begin_prologue): Initialize them.
7963 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
7964 if already covered by text_section or cold_text_section range.
7966 PR rtl-optimization/40667
7967 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
7968 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
7969 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
7970 * config/i386/i386.c (ix86_minimum_alignment): New function.
7971 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
7972 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
7973 * emit-rtl.c (gen_reg_rtx): Likewise.
7974 * function.c (assign_parms): Likewise. If nominal_type needs
7975 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
7976 rather than passed_type's alignment.
7979 * function.c (assign_parm_setup_stack): Adjust
7980 MEM_OFFSET (data->stack_parm) if promoted_mode is different
7981 from nominal_mode on big endian.
7983 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
7985 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
7987 2009-07-10 DJ Delorie <dj@redhat.com>
7989 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
7991 2009-07-10 Mark Mitchell <mark@codesourcery.com>
7993 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
7995 (thumb2_cbnz): Likewise.
7997 2009-07-10 David Daney <ddaney@caviumnetworks.com>
8000 * config.gcc (supported_defaults): Add synci.
8001 (with_synci): Add validation.
8002 (all_defaults): Add synci.
8003 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
8006 * config/mips/mips.opt (msynci): New option.
8007 * config/mips/mips.c (mips_override_options): Warn on use of
8008 -msynci for targets that do now support it.
8009 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
8011 * gcc/doc/invoke.texi (-msynci): Document the new option.
8012 * doc/install.texi (--with-synci): Document the new option.
8014 2009-07-10 Richard Guenther <rguenther@suse.de>
8016 PR tree-optimization/40496
8017 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
8018 the PHI result with a compatible type.
8020 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
8024 * c.opt (Wunused-result): New.
8025 * doc/invoke.texi: Document it.
8026 * c-common.c (c_warn_unused_result): Use it.
8028 2009-07-09 DJ Delorie <dj@redhat.com>
8030 * targhooks.c (default_target_can_inline_p): Rename from
8031 default_target_option_can_inline_p.
8032 * targhooks.h (default_target_can_inline_p): Likewise.
8033 * target-def.h (TARGET_CAN_INLINE_P): Rename from
8034 TARGET_OPTION_CAN_INLINE_P.
8035 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
8036 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
8037 (mep_target_can_inline_p): Rename from
8038 mep_target_option_can_inline_p.
8041 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
8042 registers used to pass vectors.
8044 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
8046 2009-07-09 Tom Tromey <tromey@redhat.com>
8048 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
8049 * config/mmix/mmix.c: Include dwarf2.h.
8050 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
8051 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
8052 * config/sh/sh.c: Include dwarf2.h.
8053 * config/i386/i386.c: Include dwarf2.h.
8054 * Makefile.in (DWARF2_H): Remove 'elf'.
8055 * except.c: Include dwarf2.h.
8056 * unwind-dw2.c: Include dwarf2.h.
8057 * dwarf2out.c: Include dwarf2.h.
8058 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
8059 * unwind-dw2-fde.c: Include dwarf2.h.
8060 * dwarf2asm.c: Include dwarf2.h.
8062 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8064 * haifa-sched.c (insn_finishes_cycle_p): New static function.
8065 (max_issue): Use it.
8066 * sched-int.h (struct sched_info: insn_finishes_block_p): New
8068 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
8069 (region_sched_info): Update.
8070 * sched-ebb.c (ebb_sched_info): Update.
8071 * modulo-sched.c (sms_sched_info): Update.
8072 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
8074 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
8076 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
8078 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
8080 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
8082 2009-07-09 Jakub Jelinek <jakub@redhat.com>
8085 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
8086 arg1 with arg01 if arg1 is already INTEGER_CST.
8088 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8090 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
8091 Transform (and (truncate)) into (truncate (and)).
8093 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
8095 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
8096 creating LHS paradoxical subregs. Fix surrounding returns to
8097 use NULL_RTX rather than 0.
8099 2009-07-08 DJ Delorie <dj@redhat.com>
8101 * config/mep/mep.c: (mep_option_can_inline_p): New.
8102 (TARGET_OPTION_CAN_INLINE_P): Define.
8104 2009-07-08 Mark Wielaard <mjw@redhat.com>
8107 * dwarf2out.c (add_data_member_location_attribute): When we have
8108 only a constant offset don't emit a new location description using
8109 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
8112 2009-07-08 Richard Henderson <rth@redhat.com>
8115 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
8116 (enum reg_class): Add CLOBBERED_REGS.
8117 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
8118 * config/i386/i386.c (ix86_conditional_register_usage): Moved
8119 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
8120 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
8121 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
8122 force 64-bit sibcalls into R11.
8123 * config/i386/constraints.md (U): New constraint.
8124 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
8125 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
8126 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
8128 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
8130 * basic-block.h (dump_regset, debug_regset): Remove duplicate
8132 * c-objc-common.h (c_initialize_diagnostics): Ditto.
8133 * ebitmap.h (dump_ebitmap): Ditto.
8134 * optabs.h (optab_libfunc): Ditto.
8135 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
8136 * tree-flow.h (vect_can_force_dr_alignment_p,
8137 get_vectype_for_scalar_type): Ditto.
8138 (vectorize_loops): Move prototype to ...
8139 * tree-vectorizer.h: ... here. Also, adjust comment.
8140 (vect_set_verbosity_level): Remove duplicate prototype.
8141 * tree-ssa-loop.c: Include tree-vectorizer.h.
8142 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
8144 2009-07-08 Nick Clifton <nickc@redhat.com>
8146 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
8149 2009-07-08 DJ Delorie <dj@redhat.com>
8151 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
8152 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
8153 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
8155 * config/mep/intrinsics.md: Regenerated.
8156 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
8157 registers when asm() or calls are detected.
8159 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
8162 * gimplify.c (gimplify_expr): Propagate no_warning flag when
8164 * gimple (gimple_build_call_from_tree): Likewise.
8165 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
8166 no_warning flag before warning.
8168 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8170 * tree.c (set_expr_locus): Remove.
8171 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
8172 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
8174 * gimplify.c (internal_get_tmp_var): Likewise.
8175 (gimplify_call_expr): Likewise.
8176 (gimplify_one_sizepos): Likewise.
8178 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
8181 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
8182 to variables for debugging purposes.
8184 2009-06-23 Mark Loeser <mark@halcy0n.com>
8187 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
8189 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8191 * pretty-print.c (pp_base_format): Remove %J.
8192 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8193 gcc_cxxdiag_char_table): Likewise.
8194 (init_dynamic_diag_info): Likewise.
8196 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8198 * pretty-print.c (pp_base_format): Remove %H.
8199 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8200 gcc_cxxdiag_char_table): Likewise.
8201 (init_dynamic_diag_info): Likewise.
8202 * config/mep/mep.c (mep_select_section): Likewise.
8204 2009-07-07 Duncan Sands <baldrick@free.fr>
8206 * final.c (pass_clean_state): Give the pass a name.
8207 * passes.c (pass_rest_of_compilation): Likewise.
8208 * tree-optimize.c (pass_all_optimizations): Likewise.
8210 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
8212 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
8213 an extra 'decl' for error_at.
8215 2009-07-07 Jakub Jelinek <jakub@redhat.com>
8218 * tree-tailcall.c (adjust_return_value_with_ops,
8219 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
8220 if it has complex or vector type.
8222 2009-07-07 Olivier Hainque <hainque@adacore.com>
8224 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
8227 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
8229 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
8231 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8233 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
8234 * c-decl.c: Likewise.
8235 * function.c: Likewise.
8236 * varasm.c: Likewise.
8237 * tree-ssa.c: Likewise.
8238 * c-common.c: Likewise.
8239 * tree-cfg.c: Likewise.
8240 * config/spu/spu.c: Likewise.
8241 * config/ia64/ia64.c: Likewise.
8242 * config/v850/v850.c: Likewise.
8244 2009-07-06 DJ Delorie <dj@redhat.com>
8246 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
8247 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
8248 unspecified accesses to control registers.
8249 * config/mep/intrinsics.md: Regenerate.
8250 * config/mep/intrinsics.h: Regenerate.
8251 * config/mep/mep-intrin.h: Regenerate.
8253 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8255 * c-lex.c: Replace %H by an explicit location. Update all calls.
8256 * c-common.c: Likewise.
8257 * c-decl.c: Likewise.
8258 * c-typeck.c: Likewise.
8259 * fold-const.c: Likewise.
8260 * gimplify.c: Likewise.
8262 * tree-cfg.c: Likewise.
8263 * tree-ssa-loop-niter.c: Likewise.
8264 * tree-vrp.c: Likewise.
8265 * value-prof.c: Likewise.
8267 2009-07-06 Diego Novillo <dnovillo@google.com>
8269 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
8270 if it has one. Handle cases where VAR does not have an
8271 annotation or cfun is NULL.
8273 2009-07-06 Diego Novillo <dnovillo@google.com>
8275 * tree.c: Include debug.h.
8276 (initialize_tree_contains_struct): New.
8277 (init_ttree): Call it.
8278 (tree_node_structure_for_code): Factor out of ...
8279 (tree_node_structure): ... here.
8280 * treestruct.def (TS_PHI_NODE): Remove.
8281 (TS_GIMPLE_STATEMENT): Remove.
8283 2009-07-06 Diego Novillo <dnovillo@google.com>
8285 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
8286 (debug_tree_chain): Handle cycles.
8288 2009-07-06 Nick Clifton <nickc@redhat.com>
8289 DJ Delorie <dj@redhat.com>
8291 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8292 __FMOVD_ENABLED__ is defined.
8294 (TARGET_FMOVD): Provide a default definition.
8295 (MASK_FMOVD): Likewise.
8296 (TARGET_CPU_CPP_BUILTINS): Define
8297 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8298 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8299 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
8300 (split for DF load from memory into register): Also handle
8301 MEMs which consist of REG+DISP addressing.
8302 (split for DF store from register to memory): Likewise.
8303 (movsf_ie): Always use single fp_mode.
8304 * config/sh/sh.c (sh_override_options): Do not automatically
8305 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8306 that to the -mfmovd command line switch.
8307 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
8308 (fldi_ok): Always allow.
8309 * config/sh/sh.opt (mfmovd): Remove this switch.
8310 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8312 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
8313 Kaz Kojima <kkojima@gcc.gnu.org>
8315 PR rtl-optimization/30807
8316 * postreload.c (reload_combine): For every new use of REG_SUM,
8317 record the use of BASE.
8319 2009-07-06 Jan Hubicka <jh@suse.cz>
8321 * params.def: Revert my accidental commit at 2009-06-30.
8323 2009-07-04 Ian Lance Taylor <iant@google.com>
8326 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
8328 (mingw_format_attribute_overrides): Likewise.
8330 2009-07-04 Jakub Jelinek <jakub@redhat.com>
8333 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
8334 don't check cfa.reg. Instead of cfa.indirect use
8335 fde && fde->drap_reg != INVALID_REGNUM test.
8337 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
8339 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
8341 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
8344 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
8346 2009-07-03 Richard Guenther <rguenther@suse.de>
8348 PR tree-optimization/40640
8349 * tree-switch-conversion.c (build_arrays): Perform arithmetic
8352 2009-07-03 Jan Hubicka <jh@suse.cz>
8354 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
8355 for size, reduce amount of inlining.
8357 2009-07-03 Richard Guenther <rguenther@suse.de>
8360 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
8361 if t +- x is known to not overflow and the conversion widens the
8363 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
8365 2009-07-03 Jan Hubicka <jh@suse.cz>
8367 * ipa-pure-const.c (analyze): Update loop optimizer init.
8368 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
8369 try_remove_empty_loop, remove_empty_loops): Remove.
8370 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
8371 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
8372 to mark regular loops as neccesary.
8373 (degenerate_phi_p): New function.
8374 (propagate_necessity, remove_dead_phis): Use it.
8375 (forward_edge_to_pdom): Likewise.
8376 (eliminate_unnecessary_stmts): Take care to remove uses of results of
8377 virtual PHI nodes that became unreachable.
8378 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
8379 * tree-flow.h (remove_empty_loops): Remove.
8380 * passes.c (init_optimization_passes): Remove.
8382 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
8384 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
8385 can_create_pseudo_p.
8386 (*fix_trunc<mode>_i387_1): Ditto.
8387 (*floathi<mode>2_1): Ditto.
8388 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
8389 (*fistdi2_1): Ditto.
8390 (*fist<mode>2_1): Ditto.
8391 (frndintxf2_floor): Ditto.
8392 (*fist<mode>2_floor_1): Ditto.
8393 (frndintxf2_ceil): Ditto.
8394 (*fist<mode>2_ceil_1): Ditto.
8395 (frndintxf2_trunc): Ditto.
8396 (frndintxf2_mask_pm): Ditto.
8397 (fxam<mode>2_i387_with_temp): Ditto.
8398 * config/i386/sse.md (mulv16qi3): Ditto.
8399 (*sse2_mulv4si3): Ditto.
8401 (sse4_2_pcmpestr): Ditto.
8402 (sse4_2_pcmpistr): Ditto.
8404 2009-07-03 Jan Hubicka <jh@suse.cz>
8406 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
8407 (mark_stmt_necessary): Set it.
8408 (mark_operand_necessary): Set it.
8409 (mark_control_dependent_edges_necessary): Set it.
8410 (mark_virtual_phi_result_for_renaming): New function.
8411 (get_live_post_dom): New function.
8412 (forward_edge_to_pdom): New function.
8413 (remove_dead_stmt): Fix handling of control dependences.
8414 (tree_dce_init): Init new bitmap.
8415 (tree_dce_done): Free it.
8417 2009-07-02 Richard Guenther <rguenther@suse.de>
8420 * tree-ssa-structalias.c (new_var_info): Initialize
8423 2009-07-02 Jan Hubicka <jh@suse.cz>
8425 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
8428 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
8430 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
8431 instead of recomputing it. Adjust calls.
8432 (emit_store_flag): Adjust recursive calls.
8434 2009-07-02 Richard Guenther <rguenther@suse.de>
8436 * tree-ssa-live.c (remove_unused_locals): Do not remove
8438 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
8439 of DECL_EXTERNAL for HEAP variables.
8440 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
8441 HEAP variables. Do not adjust RESTRICT vars.
8442 (find_what_var_points_to): Nobody cares if something
8445 2009-07-02 Ben Elliston <bje@au.ibm.com>
8447 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
8448 pc_low and pc_high declarations to the top of the function.
8450 2009-07-01 DJ Delorie <dj@redhat.com>
8452 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
8454 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
8455 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
8456 unspecified accesses to control registers.
8457 * config/mep/intrinsics.md: Regenerate.
8458 * config/mep/intrinsics.h: Regenerate.
8459 * config/mep/mep-intrin.h: Regenerate.
8461 2009-07-01 Anthony Green <green@moxielogic.com>
8463 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
8464 instruction when possible.
8465 (moxie_expand_prologue): Ditto. Also, save an instruction and
8466 some complexity by popping off of $r12 instead of $sp.
8467 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
8470 2009-07-01 Richard Henderson <rth@redhat.com>
8473 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
8474 contained no insns, reposition note before last insn.
8476 2009-07-01 Richard Henderson <rth@redhat.com>
8479 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
8480 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
8482 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8485 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
8486 darwin9 for printing reg addresses with %y.
8488 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8490 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
8491 truncation from operands in binary operations.
8493 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8496 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8497 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8498 subreg of op0 to the original op0.
8500 * expmed.c (store_bit_field_1): Use a temporary as the destination
8501 instead of a paradoxical subreg when we need to truncate the result.
8503 2009-07-01 DJ Delorie <dj@redhat.com>
8505 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
8506 names to VLIW variants.
8507 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
8508 * config/mep/intrinsics.md: Regenerate.
8509 * config/mep/intrinsics.h: Regenerate.
8510 * config/mep/mep-intrin.h: Regenerate.
8512 2009-07-01 Jakub Jelinek <jakub@redhat.com>
8515 * jump.c (returnjump_p): Revert last patch.
8516 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
8518 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8521 * pa.md (casesi32p): Use jump table label to determine the offset
8523 (casesi64p): Likewise.
8525 * pa.c (forward_branch_p): Return bool type. Use instruction
8526 addresses when available. Assert that INSN has a jump label.
8527 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
8530 2009-07-01 Richard Guenther <rguenther@suse.de>
8532 PR tree-optimization/19831
8533 * tree-ssa-dce.c (propagate_necessity): Calls to functions
8534 that only act as barriers do not make any previous stores necessary.
8535 * tree-ssa-structalias.c (handle_lhs_call): Delay making
8536 HEAP variables global, do not add a constraint from nonlocal.
8537 (find_func_aliases): Handle escapes through return statements.
8538 (compute_points_to_sets): Make escaped HEAP variables global.
8540 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8543 * expmed.c (emit_store_flag): Perform a conversion if necessary,
8544 after reducing a DImode cstore to SImode.
8546 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8548 * expr.c (expand_expr_real_1): Reinstate fallthrough to
8549 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
8551 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
8553 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
8554 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
8556 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
8557 and umod_optab if TARGET_BSD_DIVMOD.
8558 * config/vax/lib1funcs.asm: New file.
8559 * config/vax/t-linux: New file.
8560 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
8562 2009-06-30 Jakub Jelinek <jakub@redhat.com>
8565 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
8566 to type arguments that have void type.
8569 * dwarf2out.c (gen_formal_parameter_die): Call
8570 equate_decl_number_to_die if node is different from origin.
8572 2009-06-30 Anthony Green <green@moxielogic.com>
8574 Clean up moxie port for --enable-build-with-cxx.
8575 * config/moxie/moxie.c (moxie_function_value): First two
8576 parameters are const_tree, not tree.
8577 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
8578 (REG_CLASS_NAMES): Ditto.
8579 (REGNO_REG_CLASS): Ditto.
8580 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
8581 (moxie_function_value): Fix constyness of arguments.
8583 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
8585 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
8586 finalize_size_functions before further processing.
8587 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
8588 (variable_size): Call self_referential_size on size expressions
8589 that contain a PLACEHOLDER_EXPR.
8590 (size_functions): New static variable.
8591 (copy_self_referential_tree_r): New static function.
8592 (self_referential_size): Likewise.
8593 (finalize_size_functions): New global function.
8594 * tree.c: Include tree-inline.h.
8595 (push_without_duplicates): New static function.
8596 (find_placeholder_in_expr): New global function.
8597 (substitute_in_expr) <tcc_declaration>: Return the replacement object
8599 <tcc_expression>: Likewise.
8600 <tcc_vl_exp>: If the replacement object is a constant, try to inline
8601 the call in the expression.
8602 * tree.h (finalize_size_functions): Declare.
8603 (find_placeholder_in_expr): Likewise.
8604 (FIND_PLACEHOLDER_IN_EXPR): New macro.
8605 (substitute_placeholder_in_expr): Update comment.
8606 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
8608 (copy_tree_body_r): Likewise.
8609 (copy_tree_body): New static function.
8610 (maybe_inline_call_in_expr): New global function.
8611 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
8612 (maybe_inline_call_in_expr): Declare.
8613 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
8614 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
8617 2009-06-30 Richard Guenther <rguenther@suse.de>
8619 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
8621 (propagate_necessity): Do not mark reaching defs of stores
8624 2009-06-30 Jan Hubicka <jh@suse.cz>
8626 * cfgloopanal.c (check_irred): Move into ...
8627 (mark_irreducible_loops): ... here; return true if ireducible
8629 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
8630 (analyze_function): Try to prove loop finiteness.
8631 * cfgloop.h (mark_irreducible_loops): Update prototype.
8632 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
8634 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
8636 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
8638 2009-06-30 Ira Rosen <irar@il.ibm.com>
8640 PR tree-optimization/40542
8641 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
8644 2009-06-30 Martin Jambor <mjambor@suse.cz>
8646 PR tree-optimization/40582
8647 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
8648 than useless_type_conversion_p.
8649 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
8652 2009-06-30 Martin Jambor <mjambor@suse.cz>
8655 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
8657 2009-06-30 Richard Guenther <rguenther@suse.de>
8659 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
8660 use ao_ref references.
8661 (walk_aliased_vdefs): Likewise.
8662 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
8663 * tree-ssa-dce.c (struct ref_data): Remove.
8664 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
8665 (mark_aliased_reaching_defs_necessary): Adjust.
8666 (mark_all_reaching_defs_necessary_1): Likewise.
8668 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
8671 * expmed.c (emit_cstore): New name of emit_store_flag_1.
8672 (emit_store_flag_1): Extract from emit_store_flag, adjust
8673 calls to (what now is) emit_cstore.
8674 (emit_store_flag): Call emit_store_flag_1 and also use it
8675 for what used to be recursive calls.
8677 2009-06-30 Wei Guozhi <carrot@google.com>
8680 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
8681 if the target bb post dominates from bb.
8682 * config/i386/i386.c (memory_address_length): Check existence of base
8683 register before using it.
8685 2009-06-30 Nick Clifton <nickc@redhat.com>
8686 DJ Delorie <dj@redhat.com>
8688 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8689 __FMOVD_ENABLED__ is defined.
8691 (TARGET_FMOVD): Provide a default definition.
8692 (MASK_FMOVD): Likewise.
8693 (TARGET_CPU_CPP_BUILTINS): Define
8694 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8695 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8696 two fmov instructions depending upon whether TARGET_FMOVD is
8698 (split for DF load from memory into register): Also handle
8699 MEMs which consist of REG+DISP addressing.
8700 (split for DF store from register to memory): Likewise.
8701 * config/sh/sh.opt (mfmovd): Remove this switch.
8702 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8703 * config/sh/sh.c (sh_override_options): Do not automatically
8704 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8705 that to the -mfmovd command line switch.
8707 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
8709 (fldi_ok): Always allow.
8710 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
8712 2009-06-29 DJ Delorie <dj@redhat.com>
8714 * doc/install.texi (mep-x-elf): Correct chip's full name.
8716 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
8718 * doc/extend.texi: Fix typo.
8720 2009-06-29 Tom Tromey <tromey@redhat.com>
8723 * Makefile.in (DWARF2_H): New variable.
8725 (dwarf2out.o): Likewise.
8726 (dwarf2asm.o): Likewise.
8727 * config/i386/t-i386: Use DWARF2_H.
8728 * except.c: Include elf/dwarf2.h.
8729 * unwind-dw2.c: Include elf/dwarf2.h.
8730 * dwarf2out.c: Include elf/dwarf2.h.
8731 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
8732 <dtprel>: New field.
8733 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
8734 (size_of_loc_descr): Likewise.
8735 (output_loc_operands_raw): Likewise.
8736 (output_loc_operands): Handle new dtprel field.
8737 (loc_checksum): Update.
8738 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
8739 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
8740 * unwind-dw2-fde.c: Include elf/dwarf2.h.
8741 * dwarf2asm.c: Include elf/dwarf2.h.
8742 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
8743 * config/mmix/mmix.c: Include elf/dwarf2.h.
8744 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
8745 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
8746 * config/sh/sh.c: Include elf/dwarf2.h.
8747 * config/i386/i386.c: Include elf/dwarf2.h.
8749 2009-06-29 DJ Delorie <dj@redhat.com>
8751 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
8753 * doc/extend.texi: Add MeP attributes and pragmas.
8754 * doc/invoke.text: Add MeP Options.
8755 * doc/contrib.texi: Add MeP contribution.
8756 * doc/md.texi: Add MeP constraints.
8757 * doc/install.texi: Add MeP target.
8759 2009-06-30 Anatoly Sokolov <aesok@post.ru>
8761 * target.h (struct gcc_target): Add frame_pointer_required field.
8762 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
8763 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
8764 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
8766 * reload1.c (update_eliminables): (Ditto.).
8767 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
8768 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8769 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8771 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
8773 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
8774 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8775 (arm_frame_pointer_required): New function.
8777 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8778 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8779 (avr_frame_pointer_required_p): Declare as static.
8780 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8782 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8783 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8784 (bfin_frame_pointer_required): Make as static, change return type
8786 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8788 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8789 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8790 (cris_frame_pointer_required): New function.
8792 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8794 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8795 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8796 (fr30_frame_pointer_required): New function.
8798 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8799 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8800 (frv_frame_pointer_required): Make as static, change return type
8802 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8804 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8805 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8806 (ix86_frame_pointer_required): Make as static, change return type to
8808 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8810 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8811 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8813 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8815 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8817 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8819 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8820 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8821 (mips_frame_pointer_required): Make as static.
8822 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8824 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8825 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8826 (mmix_frame_pointer_required): Mew function.
8828 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8829 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8831 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8833 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8835 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8837 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8838 (CAN_ELIMINATE): Redefine.
8839 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8840 (sparc_frame_pointer_required): New function.
8841 (sparc_can_eliminate): New function.
8842 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8844 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8845 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8847 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8848 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8849 (xtensa_frame_pointer_required): Make as static, change return type
8851 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8854 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8856 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8857 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8858 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
8859 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
8860 (register_callback): Handle PLUGIN_START_UNIT.
8861 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
8863 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
8865 * tree.c (process_call_operands): Propagate TREE_READONLY from the
8867 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
8868 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8870 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
8872 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
8875 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8877 * doc/extend.texi (Additional Floating Types): __float128 is also
8878 supported on i386 targets.
8880 2009-06-29 Richard Guenther <rguenther@suse.de>
8883 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8885 (pt_solutions_same_restrict_base): Declare.
8886 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
8888 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
8889 (make_constraint_from, make_copy_constraint): Move earlier.
8890 (make_constraint_from_heapvar): New function.
8891 (make_constraint_from_restrict): Likewise.
8892 (handle_lhs_call): Use it.
8893 (find_func_aliases): Use it to track conversions to restrict
8895 (struct fieldoff): Add only_restrict_pointers flag.
8896 (push_fields_onto_fieldstack): Initialize it.
8897 (create_variable_info_for): Track global restrict qualified pointers.
8898 (intra_create_variable_infos): Use make_constraint_from_heapvar.
8899 Track restrict qualified pointer arguments.
8900 (set_uids_in_ptset): Use varinfo is_global_var flag.
8901 (find_what_var_points_to): Set the vars_contains_restrict flag.
8902 Always create the points-to solution for sets including restrict tags.
8903 (pt_solutions_same_restrict_base): New function.
8904 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
8905 qualified pointers use pt_solutions_same_restrict_base as
8906 additional source for disambiguation.
8908 2009-06-29 Richard Guenther <rguenther@suse.de>
8911 * alias.c (find_base_decl): Remove.
8912 (get_deref_alias_set_1): Remove restrict handling.
8913 * c-common.c (c_apply_type_quals_to_decl): Do not set
8914 DECL_POINTER_ALIAS_SET.
8915 * gimplify.c (find_single_pointer_decl_1): Remove.
8916 (find_single_pointer_decl): Likewise.
8917 (internal_get_tmp_var): Remove restrict handling.
8918 (gimple_regimplify_operands): Likewise.
8919 * omp-low.c (expand_omp_atomic_pipeline): Do not set
8920 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
8921 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
8922 * tree.c (restrict_base_for_decl): Remove.
8923 (init_ttree): Do not allocate it.
8924 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
8925 LABEL_DECL_UID for label decls.
8926 (copy_node_stat): Do not copy restrict information.
8927 (decl_restrict_base_lookup): Remove.
8928 (decl_restrict_base_insert): Likewise.
8929 (print_restrict_base_statistics): Likewise.
8930 (dump_tree_statistics): Do not call print_restrict_base_statistics.
8931 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
8932 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
8933 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
8934 (LABEL_DECL_UID): Adjust.
8935 (DECL_BASED_ON_RESTRICT_P): Remove.
8936 (DECL_GET_RESTRICT_BASE): Likewise.
8937 (SET_DECL_RESTRICT_BASE): Likewise.
8938 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
8940 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
8941 instead of DECL_POINTER_ALIAS_SET.
8942 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8943 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
8944 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
8946 2009-06-29 Richard Guenther <rguenther@suse.de>
8948 PR tree-optimization/40579
8949 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
8950 the IL to simplify has constants that overflowed.
8952 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
8954 PR tree-optimization/40550
8955 * tree-vect-generic.c (expand_vector_operations_1): Compute in
8956 vector_compute_type only when the size of vector_compute_type is
8957 less than the size of type.
8959 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
8961 * fold-const.c (contains_label_1): Fix comments.
8962 (contains_label_p): Do not walk trees multiple time.
8964 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8966 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
8967 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
8968 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
8969 ix86_fp_comparison_operator.
8970 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
8971 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
8972 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
8973 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
8974 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
8975 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
8976 (related splits): Change predicate to ix86_fp_comparison_operator.
8977 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
8978 instead of ix86_fp_comparison_codes.
8979 (ix86_trivial_fp_comparison_operator,
8980 ix86_fp_comparison_operator): New.
8981 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
8982 (ix86_expand_compare): Eliminate last two parameters.
8983 (ix86_fp_jump_nontrivial_p): Kill.
8984 * config/i386/i386.c (put_condition_code): Eliminate call to
8985 ix86_fp_comparison_codes and subsequent assertion.
8986 (ix86_fp_comparison_codes): Eliminate.
8987 (ix86_fp_swap_condition): New.
8988 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
8989 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
8990 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
8991 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
8992 and ix86_fp_swap_condition.
8993 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
8994 Use ix86_fp_comparison_strategy.
8995 (ix86_expand_compare): Likewise. Eliminate last two arguments.
8996 (ix86_fp_jump_nontrivial_p): Eliminate.
8997 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
8998 call to ix86_expand_compare.
8999 (ix86_split_fp_branch, ix86_expand_setcc,
9000 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
9001 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
9003 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9005 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
9006 related to jump_clobbers.
9007 * config/arm/arm.md (conds): Remove jump_clob case.
9008 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
9009 splits): Change comparison_operator to arm_comparison_operator.
9010 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
9013 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9015 * dojump.c (do_compare_rtx_and_jump): Try swapping the
9016 condition for floating point modes.
9017 * expmed.c (emit_store_flag_1): Move here a bigger part
9019 (emit_store_flag): Try swapping the condition for floating point
9021 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
9023 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9025 * expr.c (expand_expr_real_1): Just use do_store_flag.
9026 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
9027 emit_store_flag_force.
9028 * expmed.c (emit_store_flag_force): Copy here trick
9029 previously in expand_expr_real_1. Try reversing the comparison.
9030 (emit_store_flag_1): Work if target is NULL.
9031 (emit_store_flag): Work if target is NULL, using the result mode
9032 from the comparison. Use split_comparison, restructure final part
9033 to simplify conditionals.
9035 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
9037 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
9038 * dojump.c (do_jump): Change handling of floating-point
9039 ops to use just do_compare_and_jump.
9040 (split_comparison): New.
9041 (do_compare_rtx_and_jump): Add here logic coming previously
9042 in do_jump, using split_comparison.
9044 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
9047 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
9049 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9051 * tree-ssa-alias.c: Fix unintentional commit.
9053 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9055 * passes.c (execute_one_pass): Fix unintentional commit.
9057 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9059 * df-problems.c (df_set_seen, df_unset_seen): Delete.
9060 (df_rd_local_compute, df_md_local_compute): Inline them.
9062 (df_md_scratch): New.
9063 (df_md_alloc, df_md_free): Allocate/free it.
9064 (df_md_local_compute): Only include live registers in init.
9065 (df_md_transfer_function): Prune the in-set computed by
9066 the confluence function, and the gen-set too.
9068 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9070 PR rtl-optimization/26854
9071 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
9072 * df-problems.c (df_rd_add_problem): Fix comment.
9073 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
9074 df_md_simulate_artificial_defs_at_top,
9075 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
9076 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
9077 df_md_transfer_function, df_md_init, df_md_confluence_0,
9078 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
9079 problem_MD, df_md_add_problem): New.
9080 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
9081 df_md_get_bb_info): New.
9082 (DF_LAST_PROBLEM_PLUS1): Adjust.
9084 * Makefile.in (fwprop.o): Include domwalk.h.
9085 * fwprop.c: Include domwalk.h.
9086 (reg_defs, reg_defs_stack): New.
9087 (bitmap_only_bit_between): Remove.
9088 (process_defs): New.
9089 (process_uses): Use reg_defs and local_md instead of
9090 bitmap_only_bit_between and local_rd.
9091 (single_def_use_enter_block): New, from build_single_def_use_links.
9092 (single_def_use_leave_block): New.
9093 (build_single_def_use_links): Remove code moved to
9094 single_def_use_enter_block, invoke domwalk.
9095 (use_killed_between): Adjust comment.
9097 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9099 * bitmap.h (bitmap_ior_and_into): New.
9100 * bitmap.c (bitmap_ior_and_into): New.
9102 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
9104 * domwalk.h (struct dom_walk_data): Remove all callbacks except
9105 before_dom_children_before_stmts and after_dom_children_after_stmts.
9106 Rename the two remaining callbacks to just before_dom_children and
9107 after_dom_children. Remove other GIMPLE statement walking bits.
9108 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
9109 * graphite.c: Do not include domwalk.h.
9110 * tree-into-ssa.c (interesting_blocks): New global.
9111 (struct mark_def_sites_global_data): Remove it and names_to_rename.
9112 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
9113 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
9114 now that they're not domwalk callbacks.
9115 (rewrite_initialize_block): Rename to...
9116 (rewrite_enter_block): ... this, place after called functions. Test
9117 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
9118 (rewrite_finalize_block): Rename to...
9119 (rewrite_leave_block): ... this, place after called functions.
9120 (rewrite_update_init_block): Rename to...
9121 (rewrite_update_enter_block): ... this, place after called functions.
9122 Test interesting_blocks, call rewrite_update_stmt and
9123 rewrite_update_phi_arguments.
9124 (rewrite_update_fini_block): Rename to...
9125 (rewrite_leave_block): ... this, place after called functions.
9126 (rewrite_blocks): Remove last argument, simplify initialization of
9128 (mark_def_sites_initialize_block): Rename to...
9129 (mark_def_sites_block): ... this, call mark_def_sites.
9130 (mark_def_sites_blocks): Remove argument, simplify initialization of
9132 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
9133 (update_ssa): Likewise.
9134 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
9136 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
9137 (dom_opt_initialize_block): Rename to...
9138 (dom_opt_enter_block): ... this, place after called functions. Walk
9139 statements here, inline propagate_to_outgoing_edges.
9140 (dom_opt_finalize_block): Rename to...
9141 (dom_opt_leave_block): ... this, place after called functions.
9142 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
9144 (dse_enter_block, dse_record_phi): New.
9145 (dse_record_phis): Delete.
9146 (dse_finalize_block): Rename to...
9147 (dse_leave_block): ... this.
9148 (tree_ssa_dse): Simplify initialization of walk_data.
9149 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
9150 Adjust initialization of walk_data.
9151 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
9152 * tree-ssa-loop-phiopt.c (get_non_trapping):
9153 Adjust initialization of walk_data.
9154 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
9155 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
9156 it's not a domwalk callback.
9157 (uncprop_initialize_block): Rename to...
9158 (dse_enter_block): ... this, call uncprop_into_successor_phis.
9159 (dse_finalize_block): Rename to...
9160 (dse_leave_block): ... this.
9161 (tree_ssa_uncprop): Simplify initialization of walk_data.
9162 * Makefile.in: Adjust dependencies.
9164 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
9166 * arm.md (casesi): Fix test for Thumb1.
9167 (thumb1_casesi_internal_pic): Likewise.
9168 (thumb1_casesi_dispatch): Likewise.
9170 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
9172 * config/arm/arm-cores.def: Added core cortex-m0.
9173 * config/arm/arm-tune.md: Regenerated.
9174 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
9176 2009-06-26 DJ Delorie <dj@redhat.com>
9178 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
9180 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
9181 the scheduler doesn't tag jump insns.
9183 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
9185 * c-decl.c (merge_decls): Re-indent.
9187 2009-06-26 Janis Johnson <janis187@us.ibm.com>
9190 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
9191 Special-case decimal float constants.
9193 2009-06-26 Richard Henderson <rth@redhat.com>
9195 * function.h (struct function): Add cannot_be_copied_reason,
9196 and cannot_be_copied_set.
9197 * tree-inline.c (has_label_address_in_static_1): Rename from
9198 inline_forbidden_p_2; don't set inline_forbidden_reason here.
9199 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
9200 don't set inline_forbidden_reason.
9201 (copy_forbidden): New function, split out of inline_forbidden_p.
9202 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
9203 (inline_forbidden_p): Use copy_forbidden.
9204 (tree_versionable_function_p): Likewise.
9205 (inlinable_function_p): Merge into tree_inlinable_function_p.
9206 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
9207 * ipa-cp.c (ipcp_versionable_function_p): New function.
9208 (ipcp_cloning_candidate_p): Use it.
9209 (ipcp_node_modifiable_p): Likewise.
9211 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
9213 * builtins.c (expand_builtin_alloca): Handle builtin alloca
9214 that is marked not to be inlined. Remove flag_mudflap use.
9215 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
9216 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
9218 2009-06-26 Steve Ellcey <sje@cup.hp.com>
9221 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
9222 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
9224 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
9226 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
9228 (__mingwthr_remove_key_dtor): Likewise.
9230 2009-06-26 Richard Guenther <rguenther@suse.de>
9232 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
9234 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
9237 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
9238 try the non-cond_exec path also.
9240 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9243 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
9244 (output_cbranch): Use new functions.
9245 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
9248 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
9249 Pat Haugen <pthaugen@us.ibm.com>
9250 Revital Eres <ERES@il.ibm.com>
9252 * config/rs6000/rs6000.c (print_operand): Correct lossage message
9253 for %c error. Add %x support to print VSX registers as a unified
9254 register set, instead of separate float and altivec registers.
9255 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
9256 %y case, and add support for VSX pre-modify addresses.
9257 (output_toc): Add assert for CONST containing an integer constant
9259 (rs6000_adjust_cost): Add POWER7 support.
9260 (insn_must_be_first_in_group): Ditto.
9261 (insn_must_be_last_in_group): Ditto.
9262 (rs6000_emit_popcount): Ditto.
9263 (rs6000_vector_mode_supported_p): Ditto.
9265 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
9266 Change some of the functions called by macros to being called
9267 through a pointer, so debug functions can be inserted if
9268 -mdebug=addr or -mdebug=cost.
9269 (rs6000_preferred_reload_class_ptr): Ditto.
9270 (rs6000_secondary_reload_class_ptr): Ditto.
9271 (rs6000_secondary_memory_needed_ptr): Ditto.
9272 (rs6000_cannot_change_mode_class_ptr): Ditto.
9273 (rs6000_secondary_reload_inner): Ditto.
9274 (rs6000_legitimize_reload_address): Ditto.
9275 (rs6000_legitimize_reload_address_ptr): Ditto.
9276 (rs6000_mode_dependent_address): Ditto.
9277 (rs6000_mode_dependent_address_ptr): Ditto.
9279 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
9280 function to return true if the mode allows reg + integer
9282 (virtual_stack_registers_memory_p): New function to return true if
9283 the address refers to a virtual stack register.
9284 (rs6000_legitimate_offset_address_p): Move code to say whether a
9285 mode supports reg+int addressing to reg_offset_addressing_ok_p and
9287 (rs6000_legitimate_address_p): Add checks for modes that only can
9288 do reg+reg addressing. Start adding VSX support.
9289 (rs6000_legitimize_reload_address): Ditto.
9290 (rs6000_legitimize_address): Ditto.
9291 (rs6000_debug_legitimate_address_p): New debug functions for
9292 -mdebug=addr and -mdebug=cost.
9293 (rs6000_debug_rtx_costs): Ditto.
9294 (rs6000_debug_address_costs): Ditto.
9295 (rs6000_debug_adjust_cost): Ditto.
9296 (rs6000_debug_legitimize_address): Ditto.
9297 (rs6000_legitimize_reload_address_ptr): Point to call normal
9298 function or debug function. Make functions called via pointer
9300 (rs6000_mode_dependent_address_ptr): Ditto.
9301 (rs6000_secondary_reload_class_ptr): Ditto.
9302 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
9303 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
9304 into a friendlier error.
9305 (rs6000_init_builtins): Add initial VSX support.
9306 (rs6000_adjust_cost): Fix some spacing issues.
9308 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
9309 (REG_CLASS_NAMES): Ditto.
9310 (REG_CLASS_CONTENTS): Ditto.
9311 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
9312 pointer, to add -mdebug=addr support.
9313 (CANNOT_CHANGE_MODE_CLASS): Ditto.
9314 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
9315 -mdebug=addr support.
9316 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
9317 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
9318 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
9320 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
9322 (bswapsi*): Set attribute types for load/store. Add combiner
9323 patterns to eliminate zero extend on 64-bit.
9324 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
9325 stdbrx if the hardware supports those instructions.
9327 2009-06-25 Ian Lance Taylor <iant@google.com>
9329 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
9330 (Link Options): Document -static-libstdc++.
9332 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9335 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
9336 DATA_ALIGNMENT instead.
9338 2009-06-25 Richard Guenther <rguenther@suse.de>
9340 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
9341 indirect references against the callused/escaped solutions.
9342 (call_may_clobber_ref_p_1): Likewise.
9344 2009-06-25 Martin Jambor <mjambor@suse.cz>
9346 PR tree-optimization/40493
9347 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
9348 (enum unscalarized_data_handling): New type.
9349 (handle_unscalarized_data_in_subtree): Return what has been done.
9350 (load_assign_lhs_subreplacements): Handle left flushes differently.
9351 (sra_modify_assign): Use unscalarized_data_handling, simplified
9352 condition determining whether to remove the statement.
9354 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
9356 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
9357 excerpt - @ should be doubled for texinfo.
9359 2009-06-24 Ian Lance Taylor <iant@google.com>
9361 * config/arc/arc.c: Include "df.h".
9362 (arc_attribute_table): Make static. Move higher in file.
9363 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
9364 (output_shift): Initialize n later to avoid warning.
9365 * config/arm/arm.c (arm_attribute_table): Make static. Move
9367 * config/avr/avr.c (avr_attribute_table): Make static. Move
9369 (reg_class_tab): Change array type from int to enum reg_class.
9370 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
9372 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
9373 (lshrhi3_out): Likewise.
9374 (class_likely_spilled_p): Change return type to bool.
9375 (avr_rtx_costs): Use local code variable with enum type.
9376 * config/avr/avr.md (movmemhi): Use add_reg_note.
9377 (andhi3, andsi3): Don't use AS2 with "and".
9378 (iorhi3, iorsi3): Don't use AS2 with "or".
9379 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
9380 * config/crx/crx.c: Include "df.h".
9381 (crx_attribute_table): Make static.
9382 * config/m32r/m32r.c: Include "df.h".
9383 (m32r_attribute_table): Make static. Move higher in file.
9384 (pop): Use add_reg_note.
9385 (block_move_call): Change 0 to LCT_NORMAL in function call.
9386 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
9387 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
9388 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
9389 declare, not just when TREE_CODE is defined.
9390 * config/m68hc11/m68hc11.c: Include "expr.h".
9391 (m68hc11_attribute_table): Make static. Move higher in file.
9392 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
9394 (m68hc11_register_indirect_p): Likewise.
9395 (m68hc11_function_arg_padding): Change return type to enum
9397 (emit_move_after_reload): Use add_reg_note.
9398 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
9399 (m68hc11_split_logical): Likewise.
9400 (m68hc11_rtx_costs): Add local code_and outer_code variables with
9402 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
9403 to VOIDmode in function call.
9404 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
9406 (m68hc11_split_logical): Update declaration.
9407 (m68hc11_function_arg_padding): Update declaration.
9408 * config/mcore/mcore.c (regno_reg_class): Change form array of int
9409 to array of enum reg_class.
9410 (mcore_attribute_table): Make static. Move higher in file.
9411 (mcore_rtx_costs): Add cast to enum type.
9412 * config/mcore/mcore.h (regno_reg_class): Update declaration.
9413 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
9414 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
9416 * config/sh/predicates.md (trapping_target_operand): Rename and to
9418 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
9420 * config/spu/spu.c (spu_attribute_table): Make static. Move
9422 * config/v850/v850.c (v850_attribute_table): Make static. Move
9424 (v850_rtx_costs): Use local code with enum type.
9425 (expand_epilogue): Add cast.
9426 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
9428 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
9431 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
9432 -m2a-single-only and -m2a-nofpu.
9433 * config/sh/sh.opt: Document m2a generates FPU code.
9435 2009-06-24 Anatoly Sokolov <aesok@post.ru>
9437 * defaults.h (CAN_ELIMINATE): Provide default.
9438 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9439 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
9440 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
9441 * config/spu/spu.h (CAN_ELIMINATE): Delete.
9442 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
9443 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
9444 * config/cris/cris.h (CAN_ELIMINATE): Delete.
9445 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
9446 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
9447 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
9449 2009-06-24 DJ Delorie <dj@redhat.com>
9451 * mep-ext-cop.cpu: Fix copyright notice.
9452 * mep-default: Fix copyright notice.
9453 * mep-core: Fix copyright notice.
9454 * mep: Fix copyright notice.
9455 * mep-ivc2: Fix copyright notice.
9456 * mep-c5: Fix copyright notice.
9458 2009-06-24 Denis Chertykov <chertykov@gmail.com>
9460 * doc/contrib.texi (Contributors):
9462 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
9465 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
9466 src and dst operands if necessary.
9468 2009-06-23 DJ Delorie <dj@redhat.com>
9471 * config.gcc: Add mep support.
9472 * recog.c: Resurrect validate_replace_rtx_subexp().
9473 * recog.h: Likewise.
9474 * config/mep/: Add new port:
9475 * config/mep/constraints.md: New file.
9476 * config/mep/default.h: New file.
9477 * config/mep/intrinsics.h: New file.
9478 * config/mep/intrinsics.md: New file.
9479 * config/mep/ivc2-template.h: New file.
9480 * config/mep/mep-c5.cpu: New file.
9481 * config/mep/mep-core.cpu: New file.
9482 * config/mep/mep-default.cpu: New file.
9483 * config/mep/mep-ext-cop.cpu: New file.
9484 * config/mep/mep-intrin.h: New file.
9485 * config/mep/mep-ivc2.cpu: New file.
9486 * config/mep/mep-lib1.asm: New file.
9487 * config/mep/mep-lib2.c: New file.
9488 * config/mep/mep-pragma.c: New file.
9489 * config/mep/mep-protos.h: New file.
9490 * config/mep/mep-tramp.c: New file.
9491 * config/mep/mep.c: New file.
9492 * config/mep/mep.cpu: New file.
9493 * config/mep/mep.h: New file.
9494 * config/mep/mep.md: New file.
9495 * config/mep/mep.opt: New file.
9496 * config/mep/predicates.md: New file.
9497 * config/mep/t-mep: New file.
9499 2009-06-23 Ian Lance Taylor <iant@google.com>
9501 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
9502 from loose_warn into c_loose_warn and from strict_warn into
9503 c_strict_warn. Set and substitute warn_cxxflags. Check for
9504 --enable-build-with-cxx. Set and substitute
9505 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
9506 * Makefile.in (CXXFLAGS): New variable.
9507 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
9508 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
9509 the default is the same as $(STRICT_WARN).
9510 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
9511 (CXX): New variable.
9512 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
9513 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
9514 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
9515 (HOST_LIBS): New variable.
9516 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
9517 (ALL_CXXFLAGS): New variable.
9518 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
9519 * doc/install.texi (Configuration): Document
9520 --enable-build-with-cxx, --with-stage1-ldflags,
9521 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
9522 * configure: Rebuild.
9524 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9526 * config/arm/arm.c (arm_override_options): Fix braces and formatting
9527 from previous commit.
9529 2009-06-23 Ian Lance Taylor <iant@google.com>
9531 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
9533 2009-06-23 Ian Lance Taylor <iant@google.com>
9535 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
9536 with ATTRIBUTE_UNUSED.
9538 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9539 Pat Haugen <pthaugen@us.ibm.com>
9540 Revital Eres <eres@il.ibm.com>
9542 * config.in (HAVE_AS_POPCNTD): Add default definition.
9543 (HAVE_AS_LWSYNC): Ditto.
9545 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
9547 (gcc_cv_as_powerpc_cmpb): Ditto.
9548 (gcc_cv_as_powerpc_dfp): Ditto.
9549 (gcc_cv_as_powerpc_vsx): Ditto.
9550 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
9551 supporting the popcntd/lwsync instructions.
9552 (gcc_cv_as_powerpc_lwsync): Ditto.
9553 * configure: Regenerate.
9555 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
9556 -mcpu=native and -mcpu=power7.
9557 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
9559 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
9560 a variable instead of a mask to reduce the number of mask bits.
9561 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
9562 (-mbit-word): Ditto.
9563 (-mregnames): Ditto.
9564 * config/rs6000/rs6000.opt (-mupdate): Ditto.
9565 (-mfused-madd): Ditto.
9567 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
9569 (-mvsx): New switch for VSX instructions.
9570 (-misel): Move from a variable to a mask to allow it to be set by
9573 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
9574 function declaration to an array declaration.
9575 (rs6000_hard_regno_nregs): New external array declaration.
9577 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
9578 files included by rs6000.md.
9580 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
9581 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
9583 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
9585 (rs6000_debug_reg): New -mdebug= variables.
9586 (rs6000_debug_addr): Ditto.
9587 (rs6000_debug_cost): Ditto.
9588 (rs6000_pmode): New variable to hold Pmode.
9589 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
9590 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
9591 calculated at compiler start.
9592 (rs6000_hard_regno_nregs): Change function to an array which holds
9593 HARD_REGNO_NREGS calculated at compiler start.
9594 (rs6000_explicit_options): Delete isel field.
9595 (rs6000_vector_unit): New array to hold which vector unit
9596 supports arithmetic options for a given type.
9597 (rs6000_vector_mem): New array to hold which vector unit supports
9598 memory reference operations for a given type.
9599 (rs6000_vector_align): New array to given the alignment of each
9601 (power7_cost): New basic costs for power7.
9602 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
9603 (rs6000_hard_regno_nregs_internal): New function, moved from
9604 HARD_REGNO_NREGS, to calculate the number of registers each hard
9605 register takes for each type.
9606 (rs6000_debug_reg_print): New function for -mdebug=reg support.
9607 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
9608 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
9609 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
9610 unit information here so it is calculated once at compiler startup
9612 (rs6000_override_options): Make -misel a target mask. Add more
9613 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
9614 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
9616 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
9617 (rs6000_handle_option): Move -misel from variable to target mask.
9618 (rs6000_builtin_mask_for_load): Add VSX support.
9619 (rs6000_conditional_register_usage): Ditto.
9620 (USE_ALTIVEC_FOR_ARG_P): Ditto.
9621 (function_arg_boundary): Ditto.
9622 (rs6000_expand_builtin): Ditto.
9623 (def_builtin): Make abort message a little friendlier.
9624 (rs6000_emit_int_cmove): Add support for 64-bit isel.
9626 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
9627 assembler support the popcntd instruction instead of a vsx
9628 instruction to enable power7 support.
9629 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
9630 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
9631 option to the assembler if -mcpu=native.
9632 (ASM_CPU_NATIVE_SPEC): Ditto.
9633 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
9635 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
9636 the lwsync instruction.
9637 (enum processor_type): Add PROCESSOR_POWER7.
9638 (rs6000_debug_reg): New -mdebug= options.
9639 (rs6000_debug_addr): Ditto.
9640 (rs6000_debug_cost): Ditto.
9641 (rs6000_isel): Delete.
9642 (enum rs6000_vector): New enum to say what vector unit we have.
9643 (VECTOR_UNIT_*): New macros to say which vector unit has
9644 arithmetic operations for a given type.
9645 (VECTOR_MEM_*): New macros to say which vector unit has memory
9646 operations for a given type.
9647 (TARGET_LDBRX): Whether the machine supports the ldbrx
9649 (TARGET_ISEL): Delete, -misel moved to be a mask.
9650 (TARGET_ISEL64): New macro for 64-bit isel support.
9651 (UNITS_PER_VSX_WORD): New macro.
9652 (POINTER_SIZE): Move to be an external variable, rather than
9653 calculating whether we are generating 32 ot 64-bit code.
9655 (STACK_BOUNDARY): Add VSX support.
9656 (LOCAL_ALIGNMENT): Ditto.
9657 (SLOW_UNALIGNED_ACCESS): Ditto.
9658 (VSX_REGNO_P): New macro for VSX support.
9659 (VFLOAT_REGNO_P): Ditto.
9660 (VINT_REGNO_P): Ditto.
9661 (VLOGICAL_REGNO_P): Ditto.
9662 (VSX_VECTOR_MODE): Ditto.
9663 (VSX_SCALAR_MODE): Ditto.
9665 (VSX_MOVE_MODE): Ditto.
9666 (VSX_REG_CLASS_P): Ditto.
9667 (HARD_REGNO_NREGS): Instead of calling a function, use an array
9669 (UNITS_PER_SIMD_WORD): Add VSX support.
9670 (MODES_TIEABLE_P): Ditto.
9671 (STARTING_FRAME_OFFSET): Ditto.
9672 (STACK_DYNAMIC_OFFSET): Ditto.
9673 (EPILOGUE_USES): Ditto.
9674 (REGNO_REG_CLASS): Move to array lookup.
9675 (CLASS_MAX_NREGS): Ditto.
9676 (rs6000_vector_reg_class): Add declaration.
9677 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
9678 overlap with the floating point and Altivec registers.
9680 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
9682 * config/rs6000/driver-rs6000.c (asm_names): New static array to
9683 give the appropriate asm switches if -mcpu=native.
9684 (host_detect_local_cpu): Add support for "asm".
9685 (host_detect_local_cpu): Follow GNU code guidelines for name.
9687 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
9688 -mbit-word to a variable instead of being a target mask.
9690 * config/rs6000/sync.md (lwsync): If the assembler supports it,
9691 emit the lwsync instruction instead of emitting the instruction as
9692 an integer constant.
9694 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
9695 fixuns_trundfsi2, move expander into rs6000.md.
9697 * config/rs6000/rs6000.md (cpu): Add power7.
9698 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
9699 (logical predicate patterns): Change the single instruction
9700 primitives that set CR0 to be fast_compare instead of compare.
9702 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
9703 (popcntddi2): Ditto.
9704 (popcount<mode>): Ditto.
9705 (floating multiply/add insns): Name the floating point
9707 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
9708 (isel_unsigned_<mode>): Ditto.
9709 (fixuns_trundfsi2): Move expander here from spe.md.
9710 (smindi3): Define if we have -misel on 64-bit systems.
9715 2009-06-23 Anatoly Sokolov <aesok@post.ru>
9717 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
9719 * config/avr/avr.c (avr_current_device): New variable.
9720 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
9721 (avr_arch, mcu_type_s): Move to avr.h.
9722 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
9723 default_data_section_start fields.
9724 (avr_arch): Moved from avr.c.
9725 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
9726 library_name fields.
9727 (avr_current_device, avr_mcu_types, avr_arch_types,
9728 avr_device_to_arch, avr_device_to_data_start,
9729 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
9730 (EXTRA_SPEC_FUNCTIONS): Define.
9731 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
9732 options mapping. Use device_to_arch and device_to_data_start insted.
9733 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
9734 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
9735 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
9736 * config/avr/driver-avr.c: New file.
9737 * config/avr/avr-devices.c: New file.
9739 2009-06-23 Jakub Jelinek <jakub@redhat.com>
9741 * var-tracking.c (unshare_variable): Force initialized to
9742 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
9743 (set_variable_part): Likewise.
9744 (struct variable_union_info): Remove pos_src field.
9745 (vui_vec, vui_allocated): New variables.
9746 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
9747 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
9748 == 1 use a simpler sorting algorithm. Compute pos field right
9749 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
9750 Avoid quadratic comparison if !flag_var_tracking_uninit.
9751 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
9752 unshare_variable unconditionally.
9753 (dataflow_set_different_2): Removed.
9754 (dataflow_set_different): Don't traverse second hash table.
9755 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
9756 unconditionally to var_reg_set or var_mem_set.
9757 (emit_notes_in_bb): Likewise.
9758 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
9760 (emit_note_insn_var_location): Don't set initialized to
9761 VAR_INIT_STATUS_INITIALIZED early.
9762 (vt_finalize): Free vui_vec if needed, clear vui_vec and
9764 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
9766 * tree-object-size.c (addr_object_size): Instead of checking
9767 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
9768 are no FIELD_DECLs following it.
9770 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9772 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
9773 order to match bswaps with signed source operands.
9775 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9777 * sdbout.c (sdbout_one_type): Fix braces in switch.
9779 2009-06-23 Richard Guenther <rguenther@suse.de>
9781 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9783 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9784 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9785 var_callused, callused_tree, var_storedanything, storedanything_tree,
9786 var_integer, integer_tree): Remove global variables.
9787 (new_var_info): Do not pass new id, append the new var to the
9788 global variable vector.
9789 (do_ds_constraint): Use is_global_var member of the variable-info.
9790 (new_scalar_tmp_constraint_exp): Adjust.
9791 (create_function_info_for): Likewise.
9792 (create_variable_info_for): Likewise.
9793 (find_what_var_points_to): Remove dead code.
9794 (init_base_vars): Simplify.
9795 (compute_points_to_sets): Adjust.
9797 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9799 * combine.c (try_combine): Dump information about the insns we're
9802 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9804 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9805 check when calling force_to_mode on TRUNCATE's operand.
9807 2009-06-22 Ian Lance Taylor <iant@google.com>
9809 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9811 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9813 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9815 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9817 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9818 override library linkage flags such as -static-libgcc or
9821 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9823 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9825 2009-06-22 Ian Lance Taylor <iant@google.com>
9827 * config/linux.opt: Put mglibc ahead of muclibc.
9829 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9830 for duplicate decls.
9832 2009-06-22 Matthias Klose <doko@ubuntu.com>
9834 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9836 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9839 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9840 instead of NULL if a parser error occurs.
9842 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9844 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9845 non-DWARF2_DEBUGGING_INFO version.
9847 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9849 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9850 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9852 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9853 (LIBGCC2_TF_CEXT): Define.
9856 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9859 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
9861 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9863 * config/arm/arm.c (arm_override_options): Disable
9864 -mcaller-super-interworking and -mcallee-super-interworking.
9865 * doc/invoke.texi (ARM Options): Document this.
9867 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
9869 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
9870 * config/arm/constraints.md (j): New constraint for movw operands.
9871 (N): Remove thumb2 meaning.
9872 * config/arm/arm.md (*arm_movw): Delete.
9873 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
9874 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
9875 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
9877 2009-06-22 Martin Jambor <mjambor@suse.cz>
9879 PR tree-optimization/40492
9880 * tree-sra.c (sra_modify_assign): Pass zero offsets to
9881 build_ref_for_offset.
9883 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
9885 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
9886 JUMP_TABLE_DATA_P predicates where applicable.
9887 * auto-inc-dec.c: Ditto.
9888 * builtins.c: Ditto.
9889 * caller-save.c: Ditto.
9891 * cfgcleanup.c: Ditto.
9892 * cfglayout.c: Ditto.
9895 * combine-stack-adj.c: Ditto.
9901 * dwarf2asm.c: Ditto.
9902 * dwarf2out.c: Ditto.
9903 * emit-rtl.c: Ditto.
9909 * function.c: Ditto.
9912 * genpreds.c: Ditto.
9913 * genrecog.c: Ditto.
9915 * ira-costs.c: Ditto.
9916 * ira-lives.c: Ditto.
9919 * lower-subreg.c: Ditto.
9920 * modulo-sched.c: Ditto.
9922 * postreload.c: Ditto.
9923 * print-rtl.c: Ditto.
9932 * sched-vis.c: Ditto.
9934 * sel-sched-ir.c: Ditto.
9935 * simplify-rtx.c: Ditto.
9936 * targhooks.c: Ditto.
9937 * var-tracking.c: Ditto.
9938 * vmsdbgout.c: Ditto.
9940 2009-06-22 Matthias Klose <doko@ubuntu.com>
9942 * Makefile.in (install-plugin): Always use DESTDIR.
9944 2009-06-22 Olivier Hainque <hainque@adacore.com>
9946 * config/pa/pa.c (output_call): Don't optimize post call jumps
9947 into return address adjustments if the call may throw.
9949 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
9951 * arm.c (thumb1_output_casesi): New function.
9952 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
9953 optimizing for size or PIC.
9954 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
9955 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
9956 (casesi): Handle Thumb-1 when optimizing for size or PIC.
9957 (thumb1_casesi_internal_pic): New expand rule.
9958 (thumb1_casesi_dispatch): New pattern.
9959 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
9961 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
9962 in the text seciton when PIC or optimizing for size.
9963 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9964 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
9965 preservation properties of code.
9966 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
9967 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
9968 (__gnu_thumb1_case_si): New function.
9969 * t-arm (LIB1ASMSRC): Define here.
9970 (LIB1ASMFUNCS): Add some common functions.
9971 * t-arm-elf (LIB1ASMSRC): Delete.
9972 (LIB1ASMFUNCS): Append to existing set.
9973 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9974 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9975 * t-symbian (LIB1ASMFUNCS): Likewise.
9976 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9977 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9979 2009-06-21 Richard Guenther <rguenther@suse.de>
9981 PR tree-optimization/38729
9982 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
9983 to loops with a single exit if -fno-expensive-optimizations.
9985 2009-06-21 Jakub Jelinek <jakub@redhat.com>
9987 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
9988 (dataflow_set): Change vars type from htab_t to shared_hash.
9989 (shared_hash_pool, empty_shared_hash): New variables.
9990 (vars_clear): Removed.
9991 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
9992 shared_hash_find_slot_unshare, shared_hash_find_slot,
9993 shared_hash_find_slot_noinsert, shared_hash_find): New
9995 (shared_hash_unshare, shared_hash_destroy): New functions.
9996 (unshare_variable): Unshare set->vars if shared, use
9998 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
9999 (get_init_value, find_src_set_src, dump_dataflow_set,
10000 clobber_variable_part, emit_notes_for_differences): Use
10002 (dataflow_set_init): Remove second argument, set vars to
10003 empty_shared_hash instead of creating a new htab.
10004 (dataflow_set_clear): Call shared_hash_destroy and set vars
10005 to empty_shared_hash instead of calling vars_clear.
10006 (dataflow_set_copy): Don't call vars_copy, instead just share
10007 the src htab with dst.
10008 (variable_union): Use shared_hash_*, use initially NO_INSERT
10009 lookup if set->vars is shared. Don't keep slot cleared before
10010 calling unshare_variable. Unshare set->vars if needed.
10011 Even ->refcount == 1 vars must be unshared if set->vars is shared
10012 and var needs to be modified.
10013 (variable_canonicalize): New function.
10014 (dataflow_set_union): If dst->vars is empty, just share src->vars
10015 with dst->vars and traverse with variable_canonicalize to canonicalize
10016 and unshare what is needed.
10017 (dataflow_set_different): If old_set and new_set use the same shared
10018 htab, they aren't different. If number of htab elements is different,
10019 htabs are different. Use shared_hash_*.
10020 (dataflow_set_destroy): Call shared_hash_destroy instead of
10022 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
10023 second argument to dataflow_set_init.
10024 (vt_initialize): Likewise. Initialize shared_hash_pool and
10025 empty_shared_hash, move bb in/out initialization afterwards.
10026 Use variable_htab_free instead of NULL as changed_variables del hook.
10027 (variable_was_changed): Change type of second argument to pointer to
10028 dataflow_set. When inserting var into changed_variables, bump
10029 refcount. Unshare set->vars if set is shared htab and slot needs to
10031 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
10032 lookup if set->vars is shared. Unshare set->vars if needed.
10033 Even ->refcount == 1 vars must be unshared if set->vars is shared
10034 and var needs to be modified. Adjust variable_was_changed caller.
10035 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
10036 vars must be unshared if set->vars is shared and var needs to be
10037 modified. Adjust variable_was_changed caller.
10038 (emit_note_insn_var_location): Don't pool_free var.
10039 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
10041 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
10042 free_alloc_pool on shared_hash_pool.
10044 2009-06-20 Anthony Green <green@moxielogic.com>
10046 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
10047 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
10049 2009-06-20 Richard Guenther <rguenther@suse.de>
10051 * tree-ssa-structalias.c (find_func_aliases): For memset use
10052 a constraint from NULL if we memset to zero.
10053 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
10054 we explicitly handle that do not read from memory.
10055 (call_may_clobber_ref_p_1): Properly handle builtins that may
10058 2009-06-20 Richard Guenther <rguenther@suse.de>
10060 PR tree-optimization/40495
10061 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
10062 (new_scalar_tmp_constraint_exp): New function.
10063 (process_constraint): Do not create temporary decls.
10064 (process_all_all_constraints): Likewise.
10065 (handle_const_call): Likewise.
10066 (create_function_info_for): Do not set decl.
10068 2009-06-19 Ian Lance Taylor <iant@google.com>
10070 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
10071 (rs6000_attribute_table): Make static; move before use.
10073 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
10075 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
10076 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
10077 Propagate the TREE_READONLY flag without overwriting it.
10078 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
10079 Propagate the TREE_READONLY flag onto the result.
10080 (process_call_operands): Move around. Use correct constant value.
10082 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10085 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
10086 * config/arm/arm.md: Likewise.
10088 2009-06-19 Ian Lance Taylor <iant@google.com>
10090 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
10091 to GIMPLE_ERROR_MARK.
10093 * c-typeck.c (build_conditional_expr): Add op1_original_type and
10094 op2_original_type parameters. Warn about using different enum types.
10095 * c-parser.c (c_parser_conditional_expression): Pass original
10096 types to build_conditional_expr.
10097 * c-tree.h (build_conditional_expr): Update declaration.
10099 2009-06-19 Ian Lance Taylor <iant@google.com>
10101 * config/i386/i386.c (ix86_function_specific_save): Test that
10102 fields match values, rather than testing the values are in a
10105 2009-06-19 Richard Guenther <rguenther@suse.de>
10107 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
10108 ADDR_EXPR pointers.
10109 (ptr_derefs_may_alias_p): Likewise.
10110 (ptr_deref_may_alias_ref_p_1): New function.
10111 (ptr_deref_may_alias_ref_p): Likewise.
10112 (ref_maybe_used_by_call_p_1): Handle builtins that are not
10113 covered by looking at the ESCAPED solution.
10114 (call_may_clobber_ref_p_1): Likewise.
10115 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
10116 Handle NULL_TREE offset. Do not produce redundant constraints.
10117 (process_all_all_constraints): New helper function.
10118 (do_structure_copy): Use it.
10119 (handle_lhs_call): Likewise.
10120 (find_func_aliases): Handle some builtins with pointer arguments
10121 and/or return values explicitly.
10123 2009-06-19 Ian Lance Taylor <iant@google.com>
10125 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
10127 2009-06-19 Ian Lance Taylor <iant@google.com>
10129 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
10131 2009-06-19 Ian Lance Taylor <iant@google.com>
10133 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
10134 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
10137 * c-decl.c (finish_decl): If -Wc++-compat, warn about
10138 uninitialized const.
10140 2009-06-19 Ian Lance Taylor <iant@google.com>
10142 * dse.c (struct store_info): Rename bitmap field to bmap. Change
10145 * c-decl.c (in_struct, struct_types): Remove.
10146 (struct c_binding): Add in_struct field.
10147 (c_binding_ptr): Define type, along with VEC.
10148 (struct c_struct_parse_info): Define.
10149 (struct_parse_info): New static variable.
10150 (bind): Initialize in_struct field.
10151 (start_struct): Remove enclosing_in_struct and
10152 enclosing_struct_types parameters. Add
10153 enclosing_struct_parse_info parameter. Change all callers. Set
10154 struct_parse_info rather than in_struct and struct_types.
10155 (grokfield): If -Wc++-compat and there is a symbol binding for the
10156 field name, set the in_struct flag and push it on the
10157 struct_parse_info->fields vector.
10158 (warn_cxx_compat_finish_struct): New static function.
10159 (finish_struct): Remove enclosing_in_struct and
10160 enclosing_struct_types parameters. Add
10161 enclosing_struct_parse_info parameter. Change all callers. Don't
10162 set C_TYPE_DEFINED_IN_STRUCT here. Call
10163 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
10164 parameter. Only push on struct_types if warn_cxx_compat.
10165 (finish_enum): Only push on struct_types if warn_cxx_compat.
10166 (declspecs_add_type): Add loc parameter. Change all callers.
10167 Change all error calls to error_at. Pass loc, not input_location,
10168 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
10169 defined in a struct. If -Wc++-compat and parsing a struct, record
10170 that a typedef name was used.
10171 * c-parser.c (c_parser_declspecs): Get location to pass to
10172 declspecs_add_type.
10173 (c_parser_struct_or_union_specifier): Update calls to start_struct
10175 * c-tree.h (struct c_struct_parse_info): Declare.
10176 (finish_struct, start_struct): Update declarations.
10177 (declspecs_add_type): Update declaration.
10179 2009-06-19 Ian Lance Taylor <iant@google.com>
10181 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
10182 variable with an anonymous type.
10184 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10186 * see.c: Remove for real.
10188 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10190 * optabs.h (enum optab_index): Add new OTI_significand.
10191 (significand_optab): Define corresponding macro.
10192 * optabs.c (init_optabs): Initialize significand_optab.
10193 * genopinit.c (optabs): Implement significand_optab using
10194 significand?f2 patterns.
10195 * builtins.c (expand_builtin_mathfn): Handle
10196 BUILT_IN_SIGNIFICAND{,F,L}.
10197 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
10198 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
10200 * config/i386/i386.md (significandxf2, significand<mode>2): New
10201 expanders to implement significandf, significand and significandl
10202 built-ins as inline x87 intrinsics.
10204 2009-06-18 Anatoly Sokolov <aesok@post.ru>
10206 * config/avr/avr.c (avr_override_options): Remove setting value of
10207 PARAM_INLINE_CALL_COST.
10209 2009-06-18 Richard Henderson <rth@redhat.com>
10212 * tree-pass.h (TDF_ASMNAME): New.
10213 * tree-dump.c (dump_options): Add asmname.
10214 * doc/invoke.texi: Document it.
10216 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
10217 (dump_decl_name): ...here.
10218 (dump_function_name): New flags arg; mind TDF_ASMNAME.
10219 (dump_generic_node): Update dump_function_name calls.
10220 (print_call_name): New flags arg; update all dump calls.
10221 * diagnostic.h (print_call_name): Update.
10222 * gimple-pretty-print.c (dump_gimple_call): Update.
10224 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
10227 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
10229 2009-06-18 Diego Novillo <dnovillo@google.com>
10231 * doc/plugins.texi: Document plugin_is_GPL_compatible.
10232 * plugin.c (str_license): Declare.
10233 (try_init_one_plugin): Assert that the symbol
10234 'plugin_is_GPL_compatible' exists.
10236 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
10239 * Makefile.in (OBJS-common): Remove see.o.
10241 * common.opt (fsee): Mark as preserved for backward compatibility.
10242 * opts.c (common_handle_option): Add OPT_fsee to the backward
10243 compatibility section.
10244 * passes.c (init_optimization_passes, pass_see): Remove pass.
10245 * timevar.def (TV_SEE): Remove.
10246 * tree-pass.h (pass_see): Remove declaration.
10247 * doc/invoke.texi (-fsee): Remove documentation.
10249 2009-06-18 Martin Jambor <mjambor@suse.cz>
10251 * tree-sra.c: Include statistics.h
10252 (sra_stats): New variable.
10253 (sra_initialize): Clear sra_stats.
10254 (create_access_replacement): Increment sra_stats.replacements.
10255 (get_access_replacement): Do not return twice.
10256 (analyze_all_variable_accesses): Increment statistics counter by the
10257 number of scalarized aggregates.
10258 (generate_subtree_copies): Increment sra_stats.subtree_copies.
10259 (sra_modify_expr): Increment sra_stats.exprs.
10260 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
10261 (sra_modify_assign): Increment sra_stats.exprs,
10262 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
10263 (perform_intra_sra): Update statistics counters.
10264 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
10266 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10268 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
10269 (arm_scalar_mode_supported_p): New function.
10271 2009-06-18 Paul Brook <paul@codesourcery.com>
10272 Sandra Loosemore <sandra@codesourcery.com>
10274 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
10275 (__extendhfsf2, __truncsfhf2): Define.
10276 * config/arm/fp16.c: New file.
10277 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10278 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10280 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10282 * doc/extend.texi (Half-Precision): New section.
10283 * doc/invoke.texi (Option Summary): List -mfp16-format.
10284 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
10285 * config/arm/arm.opt (mfp16-format=): New.
10286 * config/arm/arm.c: Include intl.h.
10287 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
10288 (TARGET_INVALID_RETURN_TYPE): Redefine.
10289 (TARGET_PROMOTED_TYPE): Redefine.
10290 (TARGET_CONVERT_TO_TYPE): Redefine.
10291 (arm_fp16_format): Define.
10292 (all_fpus): Add entry for neon-fp16.
10293 (fp_model_for_fpu): Likewise.
10294 (struct fp16_format): Declare.
10295 (all_fp16_formats): Define.
10296 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
10298 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
10300 (arm_legitimate_index_p): Treat HFmode like HImode.
10301 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
10302 (coproc_secondary_reload_class): Special-case HFmode.
10303 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
10304 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
10305 (arm_init_fp16_builtins): New.
10306 (arm_init_builtins): Call it.
10307 (arm_invalid_parameter_type): New.
10308 (arm_invalid_return_type): New.
10309 (arm_promoted_type): New.
10310 (arm_convert_to_type).
10311 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
10313 (arm_emit_fp16_const): New function.
10314 (arm_mangle_type): Mangle __fp16 as "Dh".
10315 * config/arm/arm.h (TARGET_VFPD32): Make it know about
10317 (TARGET_NEON_FP16): New.
10318 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
10319 (enum fputype): Add FPUTYPE_NEON_FP16.
10320 (enum arm_fp16_format_type): Declare.
10321 (arm_fp16_format): Declare.
10322 (LARGEST_EXPONENT_IS_NORMAL): Define.
10323 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
10324 * config/arm/arm-modes.def (HFmode): Define.
10325 * config/arm/vfp.md: (*movhf_vfp): New.
10326 (extendhfsf2): New.
10328 * config/arm/arm.md: (fpu): Add neon_fp16.
10329 (floatsihf2, floatdihf2): New.
10330 (fix_trunchfsi2, fix_trunchfdi2): New.
10332 (extendhfdf2): New.
10334 (*arm32_movhf): New.
10335 (*thumb1_movhf): New.
10336 (consttable_2): Add check for HFmode constants.
10337 (consttable_4): Handle HFmode constants.
10339 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
10341 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
10343 2009-06-17 Olivier Hainque <hainque@adacore.com>
10345 * collect2.c (main): Use CONST_CAST2 to perform char ** to
10346 const char ** conversion in AIX specific section.
10348 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
10350 * config/i386/i386.c (ix86_special_builtin_type): Remove
10351 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
10352 (bdesc_special_args): Updated.
10353 (ix86_init_mmx_sse_builtins): Likewise.
10354 (ix86_expand_special_args_builtin): Likewise.
10356 2009-06-17 Richard Henderson <rth@redhat.com>
10358 * tree-pretty-print.c (maybe_dump_asm_name): New.
10359 (dump_decl_name): Use it.
10360 (PRINT_FUNCTION_NAME): Merge into...
10361 (dump_function_name): ... here. Use maybe_dump_asm_name.
10363 2009-06-17 Cary Coutant <ccoutant@google.com>
10365 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
10367 * debug.c (struct gcc_debug_hooks): Change placeholder for
10369 (debug_nothing_int_charstar_int): Replaced by...
10370 (debug_nothing_int_charstar_int_bool): ...this.
10371 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
10372 source_line prototype.
10373 (debug_nothing_int_charstar_int): Replaced by...
10374 (debug_nothing_int_charstar_int_bool): ...this.
10375 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
10376 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
10377 Output is_stmt operand when necessary.
10378 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
10379 (notice_source_line): Add is_stmt parameter.
10380 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
10381 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
10383 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
10384 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
10386 2009-06-17 Ian Lance Taylor <iant@google.com>
10388 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
10390 (struct store_by_pieces_d): Rename from store_by_pieces. Change
10393 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
10395 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
10396 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
10397 tree_strip_sign_nop_conversions and
10398 tree_ssa_strip_useless_type_conversions rather than stripping
10399 the operations here.
10400 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
10402 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
10403 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
10404 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
10405 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
10408 2009-06-17 Michael Eager <eager@eagercon.com>
10410 * config/rs6000/constraints.md (register_constraint "d"): New.
10411 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
10412 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
10413 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
10414 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
10415 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
10416 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
10417 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
10418 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
10419 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
10420 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
10422 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
10423 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
10424 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
10425 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
10426 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
10427 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
10428 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
10429 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
10430 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
10431 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
10432 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
10433 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
10434 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
10435 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
10437 2009-06-16 Ian Lance Taylor <iant@google.com>
10439 * profile.c (total_num_never_executed): Don't define.
10440 (compute_branch_probabilities): Don't count or print
10441 num_never_executed.
10442 (init_branch_prob): Don't set total_num_never_executed.
10443 (end_branch_prob): Don't print total_num_never_executed.
10445 2009-06-17 David Daney <ddaney@caviumnetworks.com>
10447 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
10449 2009-06-17 David Edelsohn <edelsohn@gnu.org>
10451 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
10452 (nabstd2_fpr): Same.
10454 2009-06-17 Steve Ellcey <sje@cup.hp.com>
10456 * expr.c (expand_assignment): Change complex type check.
10458 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
10460 * doc/plugins.texi (Building GCC plugins): Added new section.
10462 2009-06-17 Ian Lance Taylor <iant@google.com>
10464 * c-pch.c (get_ident): Don't set size of templ array.
10465 (pch_init): Don't set size of partial_pch array.
10467 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
10468 string constant to intialize an array whose size is the length of
10471 2009-06-17 Richard Guenther <rguenther@suse.de>
10473 PR tree-optimization/40389
10474 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
10475 to addressable types.
10476 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
10478 2009-06-17 Richard Guenther <rguenther@suse.de>
10480 PR middle-end/40460
10481 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
10482 if there is no evolution of left in the loop bail out.
10483 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
10484 chrec_fold_multiply.
10486 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
10487 Janis Johnson <janis187@us.ibm.com>
10490 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
10491 for the symbol ref of a constant that is the source of a move
10492 - nor for any other not-obvious-label-ref constants.
10494 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
10496 * plugin.c (position_pass): Skip newly inserted pass during list
10497 traversal to avoid repeated insertion.
10499 2009-06-16 Ian Lance Taylor <iant@google.com>
10501 * vec.h (VEC_stack_alloc): Define different version if
10502 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
10503 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
10504 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
10505 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
10507 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
10509 * config.gcc (extra_headers): Add ia32intrin.h for x86.
10511 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
10512 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
10513 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
10514 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
10515 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
10516 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10517 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10518 (bdesc_special_args): Add __builtin_ia32_rdtsc and
10519 __builtin_ia32_rdtscp.
10520 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
10521 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
10522 and __builtin_ia32_rorhi.
10523 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
10524 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10525 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10526 (ix86_expand_args_builtin): Likewise.
10527 (ix86_expand_special_args_builtin): Likewise.
10529 * config/i386/i386.md (UNSPECV_RDTSCP): New.
10530 (UNSPECV_RDTSC): Likewise.
10531 (UNSPECV_RDPMC): Likewise.
10532 (*bsr): Renamed to ...
10534 (*bsr_rex64): Renamed to ...
10537 (*rdpmc): Likewise.
10538 (*rdpmc_rex64): Likewise.
10540 (*rdtsc): Likewise.
10541 (*rdtsc_rex64): Likewise.
10542 (rdtscp): Likewise.
10543 (*rdtscp): Likewise.
10544 (*rdtscp_rex64): Likewise.
10546 * config/i386/ia32intrin.h: New.
10548 * config/i386/x86intrin.h: Include <ia32intrin.h>.
10550 2009-06-16 Ian Lance Taylor <iant@google.com>
10552 * ira-build.c (copy_info_to_removed_store_destinations):
10553 Initialize parent_a.
10555 2009-06-16 Ian Lance Taylor <iant@google.com>
10557 * c-decl.c (grokdeclarator): Change size_varies to bool.
10559 2009-06-16 Ian Lance Taylor <iant@google.com>
10561 * sel-sched.c: Make forward declarations of move_op_hooks and
10562 fur_hooks explicitly extern.
10564 2009-06-16 Ian Lance Taylor <iant@google.com>
10566 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
10567 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
10569 2009-06-16 Ian Lance Taylor <iant@google.com>
10571 * resource.c (mark_referenced_resources): Change
10572 include_delayed_effects parameter to bool. Change all callers.
10573 (mark_end_of_function_resources): Likewise.
10574 * reorg.c (insn_references_resource_p): Likewise.
10575 (insn_sets_resource_p): Likewise.
10576 * resource.h (mark_referenced_resources): Update declaration.
10577 (mark_end_of_function_resources): Update declaration.
10579 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10581 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
10583 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10585 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
10586 GCC can bootstrap on AIX with GNU Binutils 2.20.
10588 2009-06-16 Ian Lance Taylor <iant@google.com>
10590 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
10592 2009-06-16 Ian Lance Taylor <iant@google.com>
10594 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
10595 inline, not extern inline.
10596 (exact_log2): Likewise.
10597 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
10599 (exact_log2): Likewise, but don't test CTZ_HWI.
10601 2009-06-16 Ian Lance Taylor <iant@google.com>
10603 * bitmap.c (bitmap_clear): Don't declare as inline.
10604 * gimple.c (gimplify_assign): Likewise.
10605 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
10606 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
10607 (sched_scan_info): Remove duplicate definition.
10609 2009-06-16 Ian Lance Taylor <iant@google.com>
10611 * c-common.c (skip_evaluation): Don't define.
10612 (c_inhibit_evaluation_warnings): Define global variable.
10613 (overflow_warning): Check c_inhibit_evaluation_warnings rather
10614 than skip_evaluation.
10615 (convert_and_check, warn_for_div_by_zero): Likewise.
10616 * c-common.h (skip_evaluation): Don't declare.
10617 (c_inhibit_evaluation_warnings): Declare.
10618 * c-parser.c (c_parser_typeof_specifier): Set
10619 c_inhibit_evaluation_warnings rather than skip_evaluation.
10620 (c_parser_conditional_expression): Likewise.
10621 (c_parser_binary_expression): Likewise.
10622 (c_parser_sizeof_expression): Likewise.
10623 (c_parser_alignof_expression): Likewise.
10624 * c-typeck.c (build_indirect_ref): Check
10625 c_inhibit_evaluation_warnings rather than skip_evaluation.
10626 (build_conditional_expr, build_binary_op): Likewise.
10628 2009-06-16 Richard Guenther <rguenther@suse.de>
10630 * tree-ssa-alias.c (is_escape_site): Remove.
10631 * tree-ssa-alias.h (enum escape_type): Remove.
10632 (is_escape_site): Likewise.
10633 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
10634 via casts and asms without deferring to is_escape_site.
10636 2009-06-16 Jakub Jelinek <jakub@redhat.com>
10638 PR middle-end/40446
10639 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
10640 use gen_lowpart if op0 has complex mode.
10642 2009-06-16 Richard Guenther <rguenther@suse.de>
10644 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
10645 variables add them to ESCAPED.
10646 (find_func_aliases): Do not make all indirectly stored values escaped.
10648 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
10650 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
10651 make_decl_one_only.
10653 2009-06-16 Martin Jambor <mjambor@suse.cz>
10655 PR tree-optimization/40432
10656 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
10657 check whether we need to force gimple register operand.
10659 2009-06-16 Martin Jambor <mjambor@suse.cz>
10661 PR tree-optimization/40413
10662 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
10663 build_ref_for_offset.
10664 (propagate_subacesses_accross_link): Fix a typo in a comment.
10666 2009-06-16 Ira Rosen <irar@il.ibm.com>
10668 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10669 with additional parameter.
10670 * tree-vectorizer.h (enum vect_def_type): Add new value
10672 (enum vect_relevant): Add comments.
10673 (vect_is_simple_reduction): Add new argument.
10674 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
10675 Detect nested cycles.
10676 (vect_is_simple_reduction): Update documentation, add an argument to
10677 distinguish inner-loop reduction from nested cycle, detect nested
10678 cycles, fix printings and indentation, don't swap operands in case
10680 (get_initial_def_for_reduction): Handle subtraction.
10681 (vect_create_epilog_for_reduction): Add new argument to specify
10682 reduction variable.
10683 (vect_finalize_reduction): Handle subtraction, fix comments.
10684 (vectorizable_reduction): Handle nested cycles. In case of nested
10685 cycle keep track of the reduction variable position. Call
10686 vect_is_simple_reduction with additional parameter. Use original
10687 statement code in reduction epilogue for nested cycle. Call
10688 vect_create_epilog_for_reduction with additional parameter.
10689 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
10690 inner-loop vectorization.
10691 (vect_recog_widen_sum_pattern): Likewise.
10692 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
10694 (vect_mark_stmts_to_be_vectorized): Likewise.
10695 (vect_get_vec_def_for_operand): Handle nested cycles.
10697 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10699 * doc/invoke.texi (Debugging Options): Fix option index entries
10700 for -fdump-statistics, -frandom-seed add entries for
10701 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
10702 (FRV Options): Fix entries for -mTLS, -mtls.
10703 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
10704 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
10705 (M68hc1x Options): Fix @itemx for -mnominmax.
10706 (MCore Options): Fix entry for -mno-lsim.
10707 (MMIX Options): Fix entry for -mabi=mmixware.
10708 (PDP-11 Options): Fix entry for -mbcopy-builtin.
10710 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
10712 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
10713 Mention the plugin mode of gengtype.
10714 * doc/gty.texi (Source Files Containing Type Information): Likewise.
10715 * gengtype.c: Updated copyright.
10716 (plugin_files, nb_plugin_files) Added new static variables.
10717 (measure_input_list) Care about plugin_files.
10718 (write_rtx_next): Added early return in plugin mode.
10719 (create_file): Updated copyright year in generated file. Added
10721 (oprintf): Added early return if NULL outf.
10722 (get_output_file_with_visibility): Care of plugin_files.
10723 (get_output_file_name): May return null.
10724 (write_local): Added early return.
10725 (put_mangled_filename): Ditto.
10726 (finish_root_table): Added check for base_files.
10727 (write_roots): Care about null when plugins.
10728 (main): Added plugin mode.
10730 2009-06-15 Ian Lance Taylor <iant@google.com>
10732 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
10733 * gcov.c (read_count_file): Add braces around variables declared
10736 * c.opt (Wjump-misses-init): New warning.
10737 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
10738 -Wall and -Wc++-compat if not already set.
10739 (c_common_post_options): Clear warn_jump_misses_init if it was not
10741 * c-decl.c (struct c_binding): Change type field to a union with
10742 new label field. Make it the first field in the struct. Update
10743 references to type to use u.type instead.
10744 (struct c_spot_bindings): Define.
10745 (struct c_goto_bindings): Define.
10746 (c_goto_bindings_p): Define, along with VECs.
10747 (struct c_label_vars): Define.
10748 (struct c_scope): Add has_label_bindings field.
10749 (bind_label, set_spot_bindings): New static functions.
10750 (decl_jump_unsafe, update_spot_bindings): New static functions.
10751 (update_label_decls): New static function.
10752 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
10753 Update binding u.label field to shadowed field.
10754 (c_binding_start_stmt_expr): New function.
10755 (c_binding_end_stmt_expr): New function.
10756 (pushdecl): Don't call c_begin_vm_scope.
10757 (make_label): Add defining and p_label_vars parameters. Change
10759 (lookup_label): Correct test for whether a label has not yet been
10760 defined. Call bind_label rather than bind.
10761 (warn_about_goto): New static function.
10762 (lookup_label_for_goto): New function.
10763 (declare_label): Call bind_label rather than bind.
10764 (check_earlier_gotos): New static function.
10765 (define_label): Don't give errors about jumping into statement
10766 expressions or scopes of variably modified types. Call
10767 set_spot_bindings and check_earlier_gotos. Call bind_label
10768 instead of bind. Don't set label_context_stack_se or
10769 label_context_stack_vm.
10770 (c_get_switch_bindings): New function.
10771 (c_release_switch_bindings): New function.
10772 (c_check_switch_jump_warnings): New function.
10773 (start_function): Don't set label_context_stack_se or
10774 label_context_stack_vm.
10775 (finish_function): Likewise.
10776 * c-typeck.c (label_context_stack_se): Don't define.
10777 (label_context_stack_vm): Don't define.
10778 (c_finish_goto_label): Call lookup_label_for_goto rather than
10779 lookup_label. Don't give errors about jumping into a statement
10780 expression or the scope of a variably modified type. Don't set
10781 label_context_stack_se or label_context_stack_vm.
10782 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10783 fields. Add bindings field.
10784 (c_start_case): Don't set deleted fields. Set bindings field.
10785 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10786 or blocked_vm. Call c_check_switch_jump_warnings.
10787 (c_finish_case): Don't test blocked_stmt_expr field. Call
10788 c_release_switch_bindings.
10789 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10790 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10791 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10792 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10793 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10794 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10795 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10796 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10797 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10798 (C_DECL_UNJUMPABLE_VM): Don't define.
10799 (C_DECL_UNDEFINABLE_VM): Don't define.
10800 (struct c_label_list): Don't define.
10801 (struct c_label_context_se): Don't define.
10802 (struct c_label_context_vm): Don't define.
10803 (struct c_spot_bindings): Declare.
10804 (c_bindings_start_stmt_expr): Declare.
10805 (c_bindings_end_stmt_expr): Declare.
10806 (lookup_label_for_goto): Declare.
10807 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10808 (c_check_switch_jump_warnings): Declare.
10809 (label_context_stack_se, label_context_stack_vm): Don't declare.
10810 (c_finish_goto_label): Update declaration.
10811 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10812 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10813 (Warning Options): Document -Wjump-misses-init.
10815 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10817 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10820 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10822 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10824 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10826 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10828 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10830 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10832 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10834 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10835 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10836 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10837 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10838 * dwarf2asm.c (dw2_force_const_mem): Update call to
10839 make_decl_one_only.
10840 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10841 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10842 * langhooks.c (lhd_comdat_group): Remove.
10843 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10844 * tree.h (DECL_COMDAT_GROUP): New.
10845 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10846 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10847 (make_decl_one_only): Change signature.
10848 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10849 make_decl_one_only.
10850 (make_decl_one_only): Change signature.
10851 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10853 2009-06-15 Richard Guenther <rguenther@suse.de>
10855 PR middle-end/40439
10856 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10858 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10860 * tree-ssa-math-opts.c: Remove extra divide.
10862 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10864 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
10866 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10868 * passes.c: Add bswap pass.
10869 * tree-pass.h: Add pass_optimize_bswap declaration.
10870 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
10871 Include rtl.h, expr.h and optabs.h for optab_handler check.
10872 (struct symbolic_number, pass_optimize_bswap): New definition.
10873 (do_shift_rotate, verify_symbolic_number_p): New functions.
10874 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
10875 (gate_optimize_bswap): New function.
10876 * tree.c (widest_int_cst_value): New function.
10877 * tree.h (widest_int_cst_value): Prototype added.
10879 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
10881 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
10882 REG_EQUAL/REG_EQUIV notes.
10884 2009-06-14 Richard Guenther <rguenther@suse.de>
10886 PR middle-end/40389
10887 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
10888 has its address taken if NRV was applied and it is addressable.
10889 * tree-ssa-structalias.c (get_constraint_for_address_of): New
10890 function split out from ...
10891 (get_constraint_for_1): ... here.
10892 (handle_rhs_call): Use it to mark the return slot escaped if
10893 it is addressable and NRV was applied.
10895 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10897 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
10898 Change first argument type to location_t.
10899 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
10900 Do not set input_location.
10901 Use loc instead of input_location throughout.
10903 2009-06-13 Richard Guenther <rguenther@suse.de>
10905 PR tree-optimization/40421
10906 * tree-predcom.c (should_unroll_loop_p): Remove.
10907 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
10909 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10911 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10912 Add location argument.
10914 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10916 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
10918 * config/s390/s390.c (s390_build_builtin_va_list): Same.
10919 (s390_gimplify_va_arg): Pass location to create_artificial_label.
10920 * config/spu/spu-protos.h: Add location to
10921 spu_resolve_overloaded_builtin.
10922 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
10923 spu_build_builtin_va_list.
10924 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
10925 argument. Pass location to build_function_call_vec.
10926 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
10928 (emit_fpu_switch): Same.
10929 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
10930 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
10931 to build_decl and create_artificial_label.
10932 (xtensa_gimplify_va_arg_expr): Same.
10933 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
10934 (xstormy16_gimplify_va_arg_expr): Same.
10935 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
10936 * config/arm/arm.c (arm_build_builtin_va_list): Same.
10937 * config/mips/mips.c (mips_build_builtin_va_list): Same.
10938 (mips16_build_function_stub): Same.
10939 (mips16_build_call_stub): Same.
10941 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
10944 * arm/constraints.md (Pa, Pb): New constraints.
10945 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
10946 split pattern to deal with them.
10948 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
10950 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
10951 fix index entry for -Xpreprocessor.
10953 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10955 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10956 Add location argument to build_decl call.
10957 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
10958 (rs6000_init_builtins): Same.
10959 (spe_init_builtins): Same.
10960 (rs6000_gimplify_va_arg): Add location argument to
10961 create_artificial_label call.
10963 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
10965 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
10966 * combine-stack-adj.c (pass_stack_adjustments): Use it.
10967 * Makefile.in: Fix GGC dependency for gcse.o.
10969 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10971 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
10972 * gimple-pretty-print.c (dump_gimple_stmt): Same.
10973 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
10975 * c-parser.c (c_parser_binary_expression): Use current column while
10976 building binary operations.
10977 * common.opt (fshow-column): Enable by default.
10978 * tree-vrp.c (check_array_ref): Use warning_at.
10979 (check_array_bounds): Use location from call back if expr has no
10981 * tree.h: Add location argument to maybe_fold_*.
10982 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
10983 (maybe_fold_offset_to_array_ref): Add location argument and use it.
10984 (maybe_fold_offset_to_component_ref): Same.
10985 (maybe_fold_offset_to_reference): Same.
10986 (maybe_fold_offset_to_address): Same.
10987 (maybe_fold_stmt_indirect): Same.
10988 (maybe_fold_stmt_addition): Same.
10989 (fold_stmt_r): Pass location to maybe_fold_*.
10990 (fold_gimple_assign): Same.
10991 * c-tree.h: Add location argument to finish_decl,
10992 default_function_array_conversion, store_init_value.
10993 * c-decl.c (define_label): Use error_at.
10994 (c_make_fname_decl): Pass location to finish_decl.
10995 (finish_decl): New location argument.
10996 (build_compound_literal): Pass location to store_init_value.
10997 (grokdeclarator): Pass location to finish_decl.
10999 * c-typeck.c (array_to_pointer_conversion): New location argument.
11000 (function_to_pointer_conversion): Same.
11001 (default_function_array_conversion): Same.
11002 (parser_build_unary_op): Pass location to overflow_warning.
11003 (parser_build_binary_op): Same. Use warning_at.
11004 (build_unary_op): Pass location to array_to_pointer_conversion.
11005 (build_c_cast): Pass location to digest_init.
11006 (build_modify_expr): New location argument.
11007 (convert_for_assignment): Same.
11008 (store_init_value): Same.
11009 (digest_init): Same.
11010 (output_init_element): Pass location to digest_init and
11011 array_to_pointer_conversion.
11012 (c_finish_return): Pass location to convert_for_assignment.
11013 * gimplify.c (gimplify_conversion): Pass location to
11014 maybe_fold_offset_to_address.
11015 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
11016 to maybe_fold_stmt_addition.
11017 * c-omp.c (c_finish_omp_atomic): Pass new location to
11019 (c_finish_omp_for): Same.
11020 * c-common.c (overflow_warning): New argument.
11021 * c-common.h: New argument to build_modify_expr, overflow_warning.
11022 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
11024 (c_parser_initializer): Pass location to
11025 default_function_array_conversion.
11026 (c_parser_initelt): Same.
11027 (c_parser_initval): Same.
11028 (c_parser_asm_operands): Same.
11029 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
11030 (c_parser_conditional_expression): Same.
11031 (c_parser_binary_expression): Add location info to stack. Use it.
11032 (c_parser_unary_expression): Pass location to
11033 default_function_array_conversion, parser_build_unary_op,
11034 build_indirect_ref, c_parser_postfix_expression_after_primary.
11035 (c_parser_postfix_expression_after_primary): New location argument.
11037 (c_parser_expression_conv): Pass location to
11038 default_function_array_conversion.
11039 (c_parser_expr_list): Same.
11040 (c_parser_omp_atomic): Same.
11041 (c_parser_omp_for_loop): Same.
11042 * c-tree.h: (struct c_declarator): Add comment to id_loc.
11043 (build_array_declarator): New argument.
11044 * c-decl.c (build_array_declarator): Add location argument.
11045 (grokdeclarator): Set id_loc for cdk_array.
11046 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
11047 build_array_declarator.
11048 * tree.c (build_omp_clause): Add location argument.
11049 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
11050 (OMP_CLAUSE_LOCATION): New macro.
11051 (struct tree_omp_clause): Add location field.
11052 (build_omp_clause): Add argument.
11053 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
11054 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
11056 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
11057 (cp_parser_omp_clause_collapse): Same.
11058 (cp_parser_omp_clause_default): Same.
11059 (cp_parser_omp_clause_if): Same.
11060 (cp_parser_omp_clause_nowait): Same.
11061 (cp_parser_omp_clause_num_threads): Same.
11062 (cp_parser_omp_clause_ordered): Same.
11063 (cp_parser_omp_clause_schedule): Same.
11064 (cp_parser_omp_clause_untied): Same.
11065 (cp_parser_omp_for_loop): Same.
11066 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11067 * c-tree.h (c_start_case): Add location argument.
11068 (c_process_expr_stmt): Same.
11069 (c_finish_goto_*): Same.
11070 * tree-parloops.c (initialize_reductions): Pass location to
11072 (create_parallel_loop): Same.
11073 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
11074 (gfc_trans_omp_reduction_list): Same.
11075 (gfc_trans_omp_clauses): Same.
11076 (gfc_trans_omp_do): Same.
11077 * c-typeck.c (c_finish_goto_label): Same.
11078 (c_finish_goto_ptr): New location argument.
11079 (c_start_case): Same.
11080 (emit_side_effect_warnings): Same.
11081 (c_process_expr_stmt): Same.
11082 (c_finish_stmt_expr): Same.
11083 (c_finish_omp_clauses): Use error_at instead of error.
11084 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
11086 * c-omp.c (c_split_parallel_clauses): New location argument.
11087 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
11088 to build_omp_clause.
11089 (convert_local_reference_stmt): Same.
11090 (convert_gimple_call): Same.
11091 * c-common.h (c_split_parallel_clauses): New argument.
11092 * c-parser.c (c_parser_statement_after_labels): Pass location to
11093 c_finish_goto_label.
11094 (c_parser_switch_statement): Pass location to c_start_case.
11095 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
11096 and c_process_expr_stmt.
11097 (c_parser_omp_variable_list): Add location argument.
11098 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
11099 (c_parser_omp_clause_default): Same.
11100 (c_parser_omp_clause_if): Same.
11101 (c_parser_omp_clause_num_threads): Same.
11102 (-c_parser_omp_clause_ordered): Same.
11103 (c_parser_omp_clause_reduction): Pass location to
11104 c_parser_omp_variable_list.
11105 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
11106 (c_parser_omp_clause_untied): Same.
11107 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
11108 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
11110 * c-tree.h (check_for_loop_decls, undeclared_variable,
11111 build_component_ref, build_array_ref, build_external_ref,
11112 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
11113 build_conditional_expr, build_compound_expr, c_cast_expr,
11114 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
11115 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
11117 * c-semantics.c (build_stmt): Same.
11118 (build_case_label): Same.
11119 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
11120 (undeclared_variable): New argument.
11121 (make_label): Same.
11122 (lookup_label): Pass location on down.
11123 (define_label): Same.
11124 (finish_decl): Same.
11125 (build_compound_literal): Same.
11126 (finish_struct): Same.
11127 (finish_function): Do not set location here.
11128 (check_for_loop_decls): New argument.
11129 * tree.c (save_expr): Set location.
11130 (build_empty_stmt): New argument.
11131 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
11132 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
11133 * builtins.c (gimplify_va_arg_expr): Use locations.
11134 (expand_builtin_sync_operation): Same.
11135 * c-typeck.c (build_component_ref): New argument.
11136 (build_array_ref): Same.
11137 (build_external_ref): Same.
11138 (c_expr_sizeof_expr): Same.
11139 (c_expr_sizeof_type): Same.
11140 (parser_build_unary_op): Same.
11141 (build_conditional_expr): Same.
11142 (build_compound_expr): Pass location on down.
11143 (build_compound_expr): New argument.
11144 (build_c_cast): Same.
11145 (c_cast_expr): Same.
11146 (build_asm_expr): Same.
11147 (c_finish_return): Same.
11148 (c_process_expr_stmt): Pass location on down.
11149 (c_finish_stmt_expr): New argument.
11150 (push_clenaup): Same.
11151 (c_finish_omp_parallel): Same.
11152 (c_finish_omp_task): Same.
11153 * gimplify.c (gimplify_call_expr): Pass location on down.
11154 * c-omp.c (c_finish_omp_master): New argument.
11155 (c_finish_omp_critical): Same.
11156 (c_finish_omp_ordered): Same.
11157 (c_finish_omp_barrier): Same.
11158 (-c_finish_omp_taskwait): Same.
11159 (c_finish_omp_atomic): Same.
11160 (c_finish_omp_flush): Same.
11161 * tree-inline.c (copy_tree_body_r): Pass location on down.
11162 (inline_forbidden_p): Remove use of input_location.
11163 * c-gimplify.c (c_build_bind_expr): New argument.
11164 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
11165 (c_sizeof_or_alignof_type): New argument.
11166 (c_alignof_expr): Same.
11167 (build_va_arg): Same.
11168 (c_add_case_label): Same.
11169 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
11170 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
11171 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
11172 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
11173 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
11174 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
11176 * stub-objc.c (objc_build_selector_expr): Same.
11177 (objc_build_throw_stmt): Same.
11178 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
11179 (c_parser_initelt): Same.
11180 (c_parser_compound_statement): Same.
11181 (c_parser_compound_statement_nostart): Same.
11182 (c_parser_label): Same.
11183 (c_parser_statement_after_labels): Same.
11184 (c_parser_if_body): Same.
11185 (c_parser_else_body): Same.
11186 (c_parser_if_statement): Same.
11187 (c_parser_switch_statement): Same.
11188 (c_parser_while_statement): Same.
11189 (c_parser_do_statement): Same.
11190 (c_parser_for_statement): Same.
11191 (c_parser_asm_statement): Same.
11192 (c_parser_conditional_expression): Same.
11193 (c_parser_binary_expression): Same.
11194 (c_parser_cast_expression): Same.
11195 (c_parser_unary_expression): Same.
11196 (c_parser_sizeof_expression): Same.
11197 (c_parser_alignof_expression): Same.
11198 (c_parser_postfix_expression): Same.
11199 (c_parser_expression): Same.
11200 (c_parser_objc_receiver): Same.
11201 (c_parser_omp_variable_list): Same.
11202 (c_parser_omp_structured_block): Same.
11203 (c_parser_omp_atomic): New argument.
11204 (c_parser_omp_barrier): Same.
11205 (c_parser_omp_critical): Same.
11206 (c_parser_omp_flush): Pass location on down.
11207 (c_parser_omp_for_loop): New argument.
11208 (c_parser_omp_for): Same.
11209 (c_parser_omp_master): Same.
11210 (c_parser_omp_ordered): Same.
11211 (c_parser_omp_sections_scope): Same.
11212 (c_parser_omp_sections): Same.
11213 (c_parser_omp_parallel): Same.
11214 (c_parser_omp_single): Same.
11215 (c_parser_omp_task): Same.
11216 (c_parser_omp_taskwait): Pass location on down.
11217 (c_parser_omp_construct): Same.
11218 (c_parser_omp_threadprivate): Same.
11219 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
11220 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
11221 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
11222 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
11223 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
11224 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
11225 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
11226 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
11227 config/i386/i386.c, stmt.c:
11228 Add location argument to the following function definitions and/or
11229 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
11230 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
11231 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
11232 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
11233 do_case, c_finish_bc_stmt, build_compound_literal,
11234 build_function_call.
11235 * c-decl.c (build_compound_literal): Add location argument.
11236 Make all diagnostic calls use location.
11237 (start_struct): Same.
11238 (finish_struct): Same.
11239 (start_enum): Same.
11240 (build_enumerator): Same.
11241 (start_function): Same.
11242 (grokdeclarator): Make all diagnostic calls use location.
11243 (store_parm_decls_oldstyle): Same.
11244 * c-typeck.c (build_function_call): Add location argument.
11245 Make all diagnostic calls use location.
11247 (c_finish_bc_stmt): Same.
11248 * tree-nested.c (get_trampoline_type): Add argument.
11249 Pass location to build_decl.
11250 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
11251 * rtl.h (RTL_LOCATION): New.
11252 * c-common.c (c_add_case_label): Add location argument.
11253 Make all diagnostic calls use location.
11254 * c-common.h: Add location argument to make_fname_decl, do_case,
11255 c_add_case_label, build_function_call, resolve_overloaded_builtin.
11256 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
11257 Set it appropriately for every case. Pass enum_loc to start_enum
11258 call. Pass value_loc first to build_enumerator. Pass enum_loc to
11260 (c_parser_struct_or_union_specifier): Save location. Use it for
11261 start_struct, finish_struct, and parser_xref_tag.
11263 2009-06-12 Ian Lance Taylor <iant@google.com>
11265 * fold-const.c (fold_unary): Rename local variable and to and_expr.
11267 * c-opts.c (c_common_handle_option): For -Wc++-compat set
11268 cpp_opts->warn_cxx_operator_names.
11270 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11273 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
11274 is returns NULL and OP is a VCE, look through the VCE.
11276 2009-06-12 Ian Lance Taylor <iant@google.com>
11279 * collect2.c (main): Use CONST_CAST2 in code inside #if
11280 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
11282 2009-06-12 Joey Ye <joey.ye@intel.com>
11284 PR middle-end/39146
11285 * cfgexpand.c (get_decl_align_unit): Update
11286 max_used_stack_slot_alignment with align instead of
11287 stack_alignment_needed.
11289 * function.c (assign_stack_local_1): Update
11290 max_used_stack_slot_alignment with alignment_in_bits instead
11291 of stack_alignment_needed.
11292 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
11295 2009-06-12 Jakub Jelinek <jakub@redhat.com>
11297 * dwarf2out.c (last_var_location_insn): New variable.
11298 (dwarf2out_end_epilogue): Clear last_var_location_insn.
11299 (dwarf2out_var_location): Don't record anything after last real
11300 insn. Only change labels if there were any real instructions
11301 in between last note and this one, or if changed sections.
11303 2009-06-11 Richard Henderson <rth@redhat.com>
11305 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
11306 note when storing the frame pointer in a register.
11307 (FRP): Don't redefine to nothing for epilogue.
11308 (alpha_expand_epilogue): Mark register and sp restores.
11309 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
11311 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
11312 when gen_lowpart is needed.
11314 2009-06-11 Richard Henderson <rth@redhat.com>
11316 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
11318 * dwarf2out.c (need_data_align_sf_opcode): New.
11319 (div_data_align): Move earlier.
11320 (def_cfa_1, reg_save): Use it.
11322 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
11324 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
11325 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
11326 (ix86_handle_option): Handle OPT_mcrc32.
11327 (ix86_target_string): Add -mcrc32.
11328 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
11330 * config/i386/i386.h (TARGET_CRC32): New.
11332 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
11333 (sse4_2_crc32di): Likewise.
11335 * config/i386/i386.opt (mcrc32): New.
11337 * doc/invoke.texi: Document -mcrc32.
11339 2009-06-11 Richard Henderson <rth@redhat.com>
11341 * common.opt (gdwarf-): Accept a version number.
11342 * doc/invoke.texi (gdwarf-): Update docs.
11343 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
11344 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
11345 version level, and record it.
11347 * dwarf2.h (DW_CIE_VERSION): Remove.
11348 * dwarf2out.c (DWARF_VERSION): Remove.
11349 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
11350 (output_call_frame_info): Use CIE version 3 for dwarf3,
11351 or if the return register column is out of range for version 1.
11352 (dwarf_stack_op_name): Add all dwarf3 values.
11353 (DEBUG_PUBTYPES_SECTION): New.
11354 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
11355 encoding change for dwarf3.
11356 (output_die) [dw_val_class_die_ref]: Likewise.
11357 (output_compilation_unit_header): Emit correct version for dwarf3.
11358 (output_line_info): Likewise.
11359 (output_pubnames): Update for DWARF_VERSION removal.
11360 (output_aranges): Likewise.
11361 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
11362 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
11363 (dwarf2out_finish): Likewise.
11365 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11367 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
11370 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11373 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
11374 * builtins.c (expand_builtin_unreachable): New function.
11375 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
11376 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
11377 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
11379 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
11380 searching for missing barriers.
11382 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11384 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
11385 when -fprofile-generate* was passed.
11386 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
11388 2009-06-11 Anthony Green <green@moxielogic.com>
11390 * config/moxie/moxie.md: Define length attribute for all instructions.
11392 (*b<cond:code>): Support limited branch ranges for new PC-relative
11393 branch instructions.
11394 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
11396 2009-06-11 Jakub Jelinek <jakub@redhat.com>
11398 * config/i386/i386.c (min_insn_size): Use get_attr_length
11399 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
11400 For __asm return 0.
11402 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
11403 instead of emit_insn_before.
11405 2009-06-10 Ian Lance Taylor <iant@google.com>
11408 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
11411 2009-06-10 Revital Eres <eres@il.ibm.com>
11413 * passes.c (init_optimization_passes): Reschedule
11414 predictive-commoning pass before complete unroll pass.
11416 2009-06-10 Martin Jambor <mjambor@suse.cz>
11418 * cgraph.c (cgraph_node_can_be_local_p): New function.
11419 (cgraph_make_node_local): New function.
11420 * cgraph.h (cgraph_node_can_be_local_p): Declare.
11421 (cgraph_make_node_local): Declare.
11423 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
11425 * tree.h (tree_base): Add packed_flag and user_align fields.
11426 Decrease size of spare field.
11427 (TYPE_USER_ALIGN): Use user_align from tree_base.
11428 (DECL_USER_ALIGN): Likewise.
11429 (TYPE_PACKED): Use packed_flag from tree_base.
11430 (DECL_PACKED): Likewise.
11431 (tree_type): Delete packed_flag and user_align fields. Widen
11432 precision field. Widen mode field and shuffle fields to align
11433 mode on an 8-bit boundary.
11434 (tree_decl_common): Delete decl_flag_1 and user_align fields.
11435 Renumber decl_flag_* fields. Fix comments. Widen
11436 decl_common_unused field.
11437 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
11438 (DECL_EXTERNAL): Likewise.
11439 (DECL_BIT_FIELD): Likewise.
11440 (DECL_NONADDRESSABLE_P): Likewise.
11441 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
11442 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
11444 2009-06-10 Ian Lance Taylor <iant@google.com>
11446 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
11447 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
11448 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
11449 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
11450 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
11451 DEF_VEC_ALLOC_FUNC_P.
11452 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
11453 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
11454 DEF_VEC_ALLOC_FUNC_O.
11455 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
11456 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
11457 DEF_VEC_ALLOC_FUNC_I.
11458 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
11459 (vec_stack_p_reserve_exact_1): Declare.
11460 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
11461 (vec_stack_free): Declare.
11462 (VEC_stack_alloc): Define.
11463 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
11464 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
11465 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
11466 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
11468 (stack_vecs): New static variable.
11469 (vec_stack_p_reserve_exact_1): New function.
11470 (vec_stack_o_reserve_1): New static function.
11471 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
11472 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
11473 (vec_stack_free): New function.
11474 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
11475 (VEC_df_ref_stack_alloc): Define.
11476 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
11477 DEF_VEC_ALLOC_P_STACK.
11478 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
11479 (struct df_collection_rec): Change _vec fields to VEC. Remove
11481 (df_free_collection_rec): Adjust for new fields.
11482 (df_insn_rescan): Use new df_collection_rec fields.
11483 (df_notes_rescan, df_canonize_collection_rec): Likewise.
11484 (df_ref_create_structure, df_ref_record): Likewise.
11485 (df_get_conditional_uses, df_get_call_refs): Likewise.
11486 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
11487 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
11488 (df_record_exit_block_uses, df_bb_verify): Likewise.
11489 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
11490 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
11491 Remove count parameter. Change return type to void. Change all
11493 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
11494 Remove count parameter. Change return type to void. Change all
11496 (df_install_refs): Change old_vec parameter to VEC. Remove count
11497 parameter. Change all callers.
11498 (df_install_mws): Change old_vec parameter to VEC. Remove count
11499 parameter. Change all callers.
11500 (df_refs_verify): Change new_rec parameter to VEC. Change call
11502 (df_mws_verify): Likewise.
11504 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
11506 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
11508 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
11510 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
11512 2009-06-10 Anthony Green <green@moxielogic.com>
11514 * config/moxie/crti.asm: New file.
11515 * config/moxie/crtn.asm: New file.
11516 * config/moxie/moxie.c: New file.
11517 * config/moxie/moxie.h: New file.
11518 * config/moxie/sfp-machine.h: New file.
11519 * config/moxie/moxie-protos.h: New file.
11520 * config/moxie/t-moxie: Created.
11521 * config/moxie/t-moxie-softfp: Created.
11522 * config/moxie/moxie.md: Created.
11523 * config/moxie/constraints.md: Created.
11524 * config.gcc: Add moxie support.
11525 * doc/md.texi (Machine Constraints): Add moxie constraints.
11526 * doc/contrib.texi (Contributors): Mention moxie port.
11527 * doc/install.texi (Specific): Mention the moxie port.
11529 2009-06-09 Ian Lance Taylor <iant@google.com>
11531 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
11532 compiling with C++.
11533 * optabs.c (optab_table): Only use designated initializers if
11534 HAVE_DESIGNATED_INITIALIZERS is defined.
11535 (convert_optab_table): Likewise.
11536 (init_optabs): Always call init_insn_codes if
11537 HAVE_DESIGNATED_INITIALIZERS is not defined.
11539 2009-06-09 Ian Lance Taylor <iant@google.com>
11541 * targhooks.c (default_builtin_vectorized_function): Change fn
11542 parameter to unsigned int.
11543 (default_builtin_vectorized_conversion): Change code parameter to
11545 (default_builtin_reciprocal): Change fn parameter to unsigned int.
11546 * targhooks.h: Update declarations.
11547 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
11548 parameter to unsigned int.
11550 * c-typeck.c (comptypes_check_enum_int): New static function.
11551 (comptypes_internal): Add enum_and_int_p parameter. Change all
11553 (comp_target_types): Add location parameter. Change all callers.
11554 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
11555 Change all callers.
11556 (function_types_compatible_p, type_lists_compatible_p): Likewise.
11557 (build_conditional_expr): Add colon_loc parameter. Change all
11559 (convert_for_assignment): Add location parameter. Change all callers.
11560 * c-parser.c (c_parser_conditional_expression): Pass location of
11561 colon to build_conditional_expr.
11562 * c-tree.h (build_conditional_expr): Update declaration.
11564 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11566 * graphite.c: Revert previous patch.
11568 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11571 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11573 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
11575 * tree-ssa-loop-prefetch.c
11576 (loop_prefetch_arrays): Fixed a portability problem in printf format
11579 2009-06-09 Martin Jambor <mjambor@suse.cz>
11581 PR tree-optimization/40351
11582 * tree-sra.c (propagate_subacesses_accross_link): Check that a
11583 refrence to a potential artifical subaccess can be constructed.
11585 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11587 * config/sh/sh-protos.h (sh_optimization_options): Declare.
11588 (sh_override_options): Likewise.
11589 * config/sh/sh.c: Include params.h.
11590 (sh_optimization_options): New.
11591 (sh_override_options): Likewise.
11592 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
11593 (OVERRIDE_OPTIONS): Use sh_override_options.
11595 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11597 * dwarf2out.c (emit_cfa_remember): New variable.
11598 (add_fde_cfi): If emit_cfa_remember, recurse to add
11599 DW_CFA_remember_state first.
11600 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
11601 instead just set emit_cfa_remember.
11603 2009-06-08 Jan Hubicka <jh@suse.cz>
11606 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
11608 2009-06-08 Jan Hubicka <jh@suse.cz>
11610 PR middle-end/39834
11611 * cgraphunit.c (save_inline_function_body): Do not copy transform
11612 hooks for saved inline bodies.
11613 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
11614 for given function.
11616 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
11618 * jump.c (returnjump_p): Handle delayed branches. Add missing
11621 2009-06-08 Jan Hubicka <jh@suse.cz>
11623 PR middle-end/40102
11624 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
11625 original node might've been modified.
11626 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
11628 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11630 * tree-object-size.c (addr_object_size): Add OSI argument.
11631 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
11632 (compute_builtin_object_size, expr_object_size): Adjust callers.
11633 (plus_stmt_object_size): Call addr_object_size instead of
11634 compute_builtin_object_size.
11636 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
11637 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11639 * tree-ssa-loop-prefetch.c
11640 (gather_memory_references): Introduced a counter for the number of
11642 (anything_to_prefetch_p): Introduced a counter for the number of
11644 (is_loop_prefetching_profitable): New function with a cost model
11646 (loop_prefetch_arrays): Use the new cost model to determine if
11647 prefetching is profitable.
11648 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
11649 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11650 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
11651 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11652 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
11653 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11655 2009-06-08 Michael Matz <matz@suse.de>
11658 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
11659 partitions use the same.
11660 (expand_one_var): Deal with DECL_RTL sometimes begin set also
11661 for basevars of SSA_NAMEs.
11662 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
11663 to not expand them twice.
11664 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
11667 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
11669 * common.opt (fcompare-debug=, fcompare-debug-second): New.
11670 (fdump-final-insns=, gtoggle): New.
11671 * doc/invoke.texi: Document them.
11672 * final.c (rest_of_clean_state): Dump final insn stream.
11673 * gcc.c (invoke_as): Hook in -fcompare-debug.
11674 (static_spec_functions): Add compare-debug-dump-opt,
11675 compare-debug-self-opt and compare-debug-auxbase-opt.
11676 (compare_debug, compare_debug_second, compare_debug_opt): New.
11677 (switches_debug_check, n_switches_debug_check): New.
11678 (debug_auxbase_opt, debug_check_temp_file): New.
11679 (process_command): Handle -fno-compare-debug, -fcompare-debug and
11681 (do_self_spec): Handle arguments after switches.
11682 (do_spec_1): Add .gk extension to temp file basenames for compare.
11683 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
11684 (cc1_options): Use it instead of normal auxbase computation for
11685 the second compare-debug compilation.
11686 (compare_files): New.
11687 (main): Set up and implement compare debug mode.
11688 (compare_debug_dump_opt_spec_function): New.
11689 (compare_debug_self_opt_spec_function): New.
11690 (compare_debug_auxbase_opt_spec_function): New.
11691 * toplev.c (process_options): Handle flag_gtoggle,
11692 flag_dump_final_insns.
11693 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
11694 during -fcompare-debug-second compilation.
11696 2009-06-07 Ian Lance Taylor <iant@google.com>
11698 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
11699 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
11701 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
11702 with no default node. Change warning with %H to warning_at.
11703 Don't clear warn_switch around case checking.
11704 * doc/invoke.texi (Warning Options): Clarify distinction between
11705 -Wswitch and -Wswitch-enum.
11707 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11709 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
11711 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11713 * gbl-ctors.h: Add header guard.
11715 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11717 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
11718 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
11719 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
11720 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
11721 prototypes for removed functions.
11722 (expressions_equal_p): Move to ...
11723 * tree-ssa-sccvn.h: ... here and ...
11724 * matrix-reorg.c: ... adjust includes.
11726 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11728 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
11730 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11732 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
11733 (finish_function): Remove erroneous whitespace.
11735 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11737 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
11738 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
11740 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11742 * errors.c (internal_error): Commentary typo fix.
11743 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
11744 * tree-ssa-pre.c: Ditto.
11746 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11748 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
11749 them is supposed to hold actual statements.
11751 2009-06-06 Ian Lance Taylor <iant@google.com>
11753 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
11754 empty statements can now have attributes.
11756 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
11758 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
11759 * config/mips/mips.md: Ditto.
11761 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11763 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
11765 (__eabi_uconvert): Likewise.
11767 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11769 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11770 CFI_* definitions with IN_GCC.
11772 2009-06-05 David Edelsohn <edelsohn@gnu.org>
11774 * xcoffout.h (xcoffout_source_line): Update prototype.
11776 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11778 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11779 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11781 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11783 PR middle-end/40340
11784 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11785 inlined_function_outer_scope_p blocks for artificial inlines
11787 * tree.c (tree_nonartificial_location): Rewrite using
11788 block_nonartificial_location.
11790 2009-06-05 Revital Eres <eres@il.ibm.com>
11791 Leehod Baruch <leehod@il.ibm.com>
11793 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11794 (expand_expr_real_1): Remove comment.
11795 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11796 Vectorize misaligned access when the target supports it.
11797 (vect_supportable_dr_alignment): Check for unaligned access support.
11798 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11801 2009-06-05 Julian Brown <julian@codesourcery.com>
11803 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11804 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11806 2009-06-05 Richard Guenther <rguenther@suse.de>
11809 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11810 as possibly unused.
11812 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11814 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11815 (save_gprs): Don't tell unwinder when a global register is saved.
11816 (s390_emit_epilogue): Emit needed epilogue unwind info.
11818 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11820 * dwarf2out.c (deferred_asm_name): New.
11821 (add_name_and_src_coords_attributes): Defer creation of
11822 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11824 (move_linkage_attr): New.
11825 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11828 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11830 * tree-nested.c (finalize_nesting_tree_1): Declare the
11831 frame_decl in the binding tree.
11833 2009-06-04 Cary Coutant <ccoutant@google.com>
11835 * basic-block.h (struct basic_block_def): Add discriminator field.
11836 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11838 * debug.c (do_nothing_debug_hooks): Add additional entry.
11839 (debug_nothing_int_charstar_int): New function.
11840 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11841 (debug_nothing_int_charstar_int): New declaration.
11842 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11843 discriminator value in .loc directive.
11844 * final.c (last_discriminator): New variable.
11845 (discriminator): New variable.
11846 (final_start_function): Initialize above variables, pass current
11847 discriminator to debug hook.
11848 (notice_source_line): Check for discriminator change.
11849 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11850 * sdbout.c (sdbout_source_line): New parameter.
11851 * tree-cfg.c (struct locus_discrim_map): New structure type.
11852 (discriminator_per_locus): New hash table.
11853 (build_gimple_cfg): Allocate and free discriminator hash table.
11854 (make_edges): Call assign_discriminator.
11855 (locus_map_hash): New function.
11856 (locus_map_eq): New function.
11857 (next_discriminator_for_locus): New function.
11858 (same_line_p): New function.
11859 (assign_discriminator): New function.
11860 (make_cond_expr_edges): Call assign_discriminator.
11861 (make_gimple_switch_edges): Likewise.
11862 (first_non_label_stmt): New function.
11863 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
11865 * xcoffout.c (xcoffout_source_line): Add new parameter.
11867 * configure.ac (gcc_cv_as_discriminator): New configury check for
11868 gas support for discriminator.
11869 * configure: Regenerate.
11870 * config.in: Regenerate.
11872 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11874 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
11875 val after checking for integers.
11877 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
11879 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
11881 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
11882 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
11883 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
11884 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
11885 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
11886 X64_SSE_REGPARM_MAX.
11887 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
11888 X64_SSE_REGPARM_MAX.
11890 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11892 * gcc.c (report_times_to_file): New.
11893 (execute): Implement it.
11894 (process_command): Support -time=.
11895 * doc/invoke.texi: Document it.
11897 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11899 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
11900 that have value exprs.
11902 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11904 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
11905 declarations for constants until...
11906 (dw2_output_indirect_constant_1): ... this point.
11908 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
11911 * arm.md (arm_addsi3): Don't try to split an add with an
11912 eliminable register until after reload has completed.
11914 2009-06-03 Ian Lance Taylor <iant@google.com>
11916 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
11917 * genattrtab.c (write_length_unit_log): Likewise.
11918 * genchecksum.c (dosum): Likewise.
11919 * gengtype.c (write_rtx_next): Likewise.
11920 (finish_root_table, write_roots): Likewise.
11921 * gimple.c (gimple_ops_offset_): Likewise.
11922 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
11923 * config/arc/arc.c (arc_attribute_table): Likewise.
11924 * config/arm/arm.c (arm_attribute_table): Likewise.
11925 * config/avr/avr.c (avr_attribute_table): Likewise.
11926 * config/crx/crx.c (crx_attribute_table): Likewise.
11927 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
11928 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
11929 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
11930 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
11931 * config/sh/sh.c (sh_attribute_table): Likewise.
11932 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
11933 * config/spu/spu.c (spu_attribute_table): Likewise.
11934 * config/v850/v850.c (v850_attribute_table): Likewise.
11936 * config/alpha/alpha.c (vms_attribute_table): Make static.
11937 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
11938 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
11939 * config/mips/mips.c (mips_attribute_table): Likewise.
11941 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
11943 (cc1-checksum.o): Likewise.
11945 2009-06-03 Steve Ellcey <sje@cup.hp.com>
11947 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
11949 2009-06-03 Jakub Jelinek <jakub@redhat.com>
11951 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
11952 insn if it is changing sp. Use gen_add3_insn instead of
11953 conditionally gen_addsi3 and gen_adddi3.
11954 (offset_below_red_zone_p): New static inline function.
11955 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
11956 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
11957 * config/rs6000/ppc-asm.h: Include auto-host.h.
11958 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
11959 CFI_RESTORE): Define.
11960 * config/rs6000/crtresxgpr.asm: Add unwind info.
11961 * config/rs6000/crtresxfpr.asm: Likewise.
11962 * config/rs6000/crtresgpr.asm: Likewise.
11963 * config/rs6000/crtresfpr.asm: Likewise.
11964 * config/rs6000/crtsavgpr.asm: Likewise.
11965 * config/rs6000/crtsavfpr.asm: Likewise.
11967 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
11968 argument of DWARF2_FRAME_REG_OUT macros.
11970 2009-06-03 Julian Brown <julian@codesourcery.com>
11972 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
11973 words or less (including TImode) in core registers.
11975 2009-06-03 Richard Guenther <rguenther@suse.de>
11977 PR middle-end/40328
11978 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
11980 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
11982 * statistics.c (statistics_counter_event): Do not record event
11983 in pass dump if its number == -1.
11984 (curr_statistics_hash): Add assert that we never get passes
11985 with static number == -1.
11987 2009-06-03 Richard Guenther <rguenther@suse.de>
11988 Andrey Belevantsev <abel@ispras.ru>
11990 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
11991 non-BLKmode arrays addressable.
11993 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
11995 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
11996 * config/m68k/m68k.h: ... here.
11997 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
12000 2009-06-03 Martin Jambor <mjambor@suse.cz>
12002 PR tree-optimization/40323
12003 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
12006 2009-06-03 Richard Guenther <rguenther@suse.de>
12008 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12011 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
12013 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12014 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
12015 JUMP_TABLE_DATA_P where applicable.
12016 * config/sh/sh.c: Ditto.
12017 * config/sh/sh.h: Ditto.
12018 * config/sh/sh.md: Ditto.
12019 * config/sh/symbian.c: Ditto.
12021 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
12023 * config/i386/driver-i386.c (describe_cache): Optimize
12024 concatenation of strings. Use snprintf instead of sprintf.
12025 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
12026 target when not compiling with GCC.
12028 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
12030 * config/sh/sh.c: Revert last change.
12031 (sh_expand_epilogue): Emit a blockage insn before the frame
12032 pointer adjustment unconditionally.
12034 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12036 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
12037 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
12038 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
12039 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
12040 to COLLECT_GCC_OPTIONS.
12042 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12044 * collect2.c (target_system_root): New variable.
12045 (main): Handle --sysroot=.
12046 (ignore_library): Strip the sysroot from the library path.
12048 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12050 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
12051 (collect2.o): Depend on collect2-aix.h.
12052 (collect2-aix.o): New rule.
12053 * collect2-aix.h: New file.
12054 * collect2-aix.c: Likewise.
12055 * collect2.c: Include collect2-aix.h. Don't undefine
12056 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
12057 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
12058 Use TARGET_AIX_VERSION instead of _AIX51.
12059 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
12060 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
12061 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
12062 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
12063 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
12065 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12067 * collect2.c (ignore_library): Avoid premature post-increment
12068 and null deference.
12070 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
12072 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
12073 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
12074 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
12075 CROSS_DIRECTORY_STRUCTURE too.
12076 (LINK_LIBG_SPEC): Likewise.
12077 (LIB_SPEC): Add %R to sysroot paths.
12078 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
12079 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
12080 * config/rs6000/aix51.h: As for aix43.h.
12081 * config/rs6000/aix52.h: Likewise.
12082 * config/rs6000/aix53.h: Likewise.
12083 * config/rs6000/aix61.h: Likewise.
12084 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
12085 to the beginning of sysroot paths.
12087 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12089 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
12090 INSN_LISTs that are out of the REG_NOTE range.
12092 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12094 * loop-unroll.c (struct iv_to_split): Add pointer to next.
12095 (struct var_to_expand): Likewise.
12096 (struct opt_info): Add head and tail for linked lists of the above.
12097 (analyze_insn_to_expand_var): Initialize next.
12098 (analyze_iv_to_split_insn): Likewise.
12099 (analyze_insns_in_loop): Create linked lists.
12100 (allocate_basic_variable): Simplify for use without hash table.
12101 (insert_var_expansion_initialization): Likewise, make it type-safer.
12102 (combine_var_copies_in_loop_exit): Likewise.
12103 (apply_opt_in_copies): Walk lists rather than hash tables.
12104 (release_var_copies): Simplified and inlined by hand into...
12105 (free_opt_info): ... this function.
12107 2009-06-02 Richard Guenther <rguenther@suse.de>
12109 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
12112 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12114 * cfgexpand.c (gimple_expand_cfg): Discard the source location
12115 only for builtins that are not overridden.
12117 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12119 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
12122 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12124 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
12126 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12128 * combine.c (move_deaths): Compare LUIDs within the same BB only.
12130 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
12132 * common.opt (fdump-unnumbered-links): New.
12133 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
12134 * print-rtl.c (flag_dump_unnumbered_links): New.
12135 (print_rtx): Test it.
12137 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
12139 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
12140 push/pop multiple to 8-byte alignment.
12142 2009-06-01 Jakub Jelinek <jakub@redhat.com>
12144 * config/i386/i386.c (queued_cfa_restores): New static variable.
12145 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
12147 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
12148 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
12149 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
12150 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
12151 note unconditionally.
12152 (ix86_emit_restore_regs_using_mov): Likewise.
12153 (ix86_emit_restore_sse_regs_using_mov): Likewise.
12154 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
12155 it through to ix86_emit_restore_reg_using_pop.
12156 (ix86_emit_leave): Add RED_OFFSET argument. Call
12157 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
12158 instead of adding REG_CFA_OFFSET note unconditionally.
12159 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
12160 the above functions. Call ix86_add_queued_cfa_restore_notes when
12163 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
12164 force output of the label even for dwarf2out_do_cfi_asm.
12165 (add_fde_cfi): If -g2 and above and cfi might change CFA,
12166 force creation of CFI label and chain DW_CFA_set_loc jumping to it
12167 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
12169 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
12170 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
12171 dwarf2out_cfi_label callers.
12172 * tree.h (dwarf2out_cfi_label): Adjust prototype.
12173 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
12174 Adjust dwarf2out_cfi_label callers.
12175 * config/vax/vax.c (vax_output_function_prologue): Likewise.
12177 * config/i386/i386.h (struct machine_cfa_state,
12178 struct machine_function): Guard with ifndef USED_FOR_TARGET
12179 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
12182 * emutls.c (__emutls_get_address): Change arr->size to mean number
12183 of allocated arr->data entries instead of # of slots + 1.
12185 PR middle-end/40316
12186 * recog.c (peep2_reinit_state): New function.
12187 (peephole2_init_state): Use it at the end of a basic block and also
12188 when seeing a RTX_FRAME_RELATED_P insn.
12190 2009-06-01 Steve Ellcey <sje@cup.hp.com>
12192 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
12193 fixuns_truncrfdi2): New.
12194 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
12195 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
12196 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
12197 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
12198 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
12199 *recip_approx): Remove.
12200 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
12201 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
12202 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
12204 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
12207 2009-06-01 Ian Lance Taylor <iant@google.com>
12209 * attribs.c (register_attribute): Use CONST_CAST.
12210 * collect2.c (main): Use CONST_CAST2.
12211 (scan_prog_file): Likewise.
12212 * gcc.c (process_command, main): Likewise.
12213 * toplev.c (toplev_main): Likewise.
12215 * c-typeck.c (handle_warn_cast_qual): New static function,
12216 partially broken out of build_c_cast.
12217 (build_c_cast): Call handle_warn_cast_qual.
12218 * doc/invoke.texi (Warning Options): Document new effect of
12221 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
12223 * diagnostic.c (diagnostic_build_prefix): Always print columns.
12224 (diagnostic_report_current_module): Print columns.
12225 * common.opt (flag_show_column): Enable by default.
12227 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
12229 * alias.c (find_base_term): Check for NULL term before returning.
12231 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12233 Revert due to PR40320:
12234 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12235 * calls.c (emit_library_call_value_1): Don't force_operand for move
12238 2009-06-01 Olivier Hainque <hainque@adacore.com>
12239 Eric Botcazou <ebotcazou@adacore.com>
12241 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
12242 to be processed as a bitfield for constructor output purposes.
12243 * output.h (initializer_constant_valid_for_bitfield_p): Declare
12245 * varasm.c (oc_local_state): New type, output_constructor
12246 local state to support communication with helpers.
12247 (oc_outer_state): New type, output_constructor outer state of
12248 relevance in recursive calls.
12249 (output_constructor_array_range): New output_constructor helper,
12250 extracted code for an array range element.
12251 (output_constructor_regular_field): New output_constructor helper,
12252 extracted code for an element that is not a bitfield.
12253 (output_constructor_bitfield): New output_constructor helper,
12254 extracted code for a bitfield element. Accept an OUTER state
12255 argument for recursive processing. Recurse on record or array
12256 CONSTRUCTOR values, possibly past noop conversions.
12257 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
12258 VALUE is a valid constant-valued expression for use in a static
12259 bit-field initializer.
12260 (output_constructor): Rework to use helpers. Accept and honor an
12261 OUTER state argument for recursive calls. Return total size. Be
12262 prepared for nested constructors initializing bitfields.
12263 (output_constant): Feed OUTER in calls to output_constructor.
12265 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12267 * calls.c (emit_library_call_value_1): Don't force_operand for move
12270 2009-06-01 Nick Clifton <nickc@redhat.com>
12272 * doc/invoke.texi (IA-64 Options): Fix typo.
12274 2009-06-01 Ira Rosen <irar@il.ibm.com>
12276 PR tree-optimization/39129
12277 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
12279 (vect_do_peeling_for_loop_bound): Use
12280 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12281 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12282 (vect_loop_versioning): Likewise.
12283 (vect_create_cond_for_alias_checks): Fix indentation.
12284 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
12286 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
12287 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
12288 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
12289 "control flow in loop".
12290 (vect_estimate_min_profitable_iters): Use
12291 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12292 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12293 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
12294 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
12295 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
12296 statement belongs to a group of strided accesses with the exact code
12298 (vectorizable_load): Likewise.
12299 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
12300 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12302 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
12304 * config/freebsd-stdint.h: New file.
12305 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
12306 Add freebsd-stdint.h to tm_file.
12308 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
12310 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
12311 (thumb2_extendhidi2): Likewise.
12313 2009-05-31 Ian Lance Taylor <iant@google.com>
12315 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
12317 2009-05-31 Ian Lance Taylor <iant@google.com>
12319 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
12320 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
12321 (ipa-reference.o): Depend upon gt-ipa-reference.h.
12323 2009-05-31 Jason Merrill <jason@redhat.com>
12325 * tree-pretty-print.c (print_call_name): Take the callee, not the
12326 call itself. Make non-static. Use dump_function_name for functions.
12327 (dump_generic_node): Adjust.
12328 * diagnostic.h: Declare print_call_name.
12329 * gimple-pretty-print.c (dump_gimple_call): Use it.
12331 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12333 * config/sh/sh.md (ashldi3_std): New define_expand.
12336 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12339 * config/sh/sh.c: Include debug.h.
12340 (sh_expand_epilogue): Emit a blockage insn before the frame
12341 pointer adjustment also when dwarf2out_do_frame returns true.
12343 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
12345 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
12346 (thumb2_extendqidi2): New pattern.
12348 2009-05-31 Ira Rosen <irar@il.ibm.com>
12350 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
12351 mark phis for renaming.
12352 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
12353 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
12354 Call mark_sym_for_renaming.
12355 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
12356 * tree-vect-loop.c (vect_transform_loop): Remove
12357 vect_memsyms_to_rename initialization and a call to
12358 mark_set_for_renaming.
12360 2009-05-31 Jakub Jelinek <jakub@redhat.com>
12362 PR middle-end/40304
12363 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
12364 frame related even if !set_cfa && style < 0.
12366 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
12368 * config/i386/mingw-tls.c: New file.
12369 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
12370 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
12371 defining _WIN32 but not __CYGWIN__.
12373 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12375 * configure.ac: Add MPC support.
12377 * config.in, configure: Regenerate.
12379 2009-05-29 Richard Henderson <rth@redhat.com>
12381 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
12382 NOTE_INSN_BASIC_BLOCK.
12383 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
12384 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
12385 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
12387 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
12389 (add_cfi): Disable check redefining cfa away from drap.
12390 (lookup_cfa_1): Add remember argument; handle remember/restore.
12391 (lookup_cfa): Pass remember argument.
12392 (cfa_remember): New.
12393 (compute_barrier_args_size_1): Remove sibcall check.
12394 (dwarf2out_frame_debug_def_cfa): New.
12395 (dwarf2out_frame_debug_adjust_cfa): New.
12396 (dwarf2out_frame_debug_cfa_offset): New.
12397 (dwarf2out_frame_debug_cfa_register): New.
12398 (dwarf2out_frame_debug_cfa_restore): New.
12399 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
12400 (dwarf2out_begin_epilogue): New.
12401 (dwarf2out_frame_debug_restore_state): New.
12402 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
12403 DW_CFA_restore_state.
12404 (output_cfi_directive): Likewise.
12405 (convert_cfa_to_fb_loc_list): Likewise.
12406 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
12407 * dwarf2out.h: Update.
12408 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
12409 (copy_insn_1): Early out for null.
12410 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
12411 and dwarf2out_frame_debug_restore_state.
12412 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
12413 (prologue_insn_hash, epilogue_insn_hash): New.
12414 (free_after_compilation): Adjust freeing accordingly.
12415 (record_insns): Create hash table if needed; push insns into
12416 hash instead of array.
12417 (maybe_copy_epilogue_insn): New.
12418 (contains): Search hash table instead of array.
12419 (sibcall_epilogue_contains): Remove.
12420 (thread_prologue_and_epilogue_insns): Split eh_return insns
12421 and mark them as epilogues.
12422 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
12423 scanning in terms of basic blocks.
12424 * insn-notes.def (CFA_RESTORE_STATE): New.
12425 * jump.c (returnjump_p_1): Accept EH_RETURN.
12426 (eh_returnjump_p_1, eh_returnjump_p): New.
12427 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
12428 CFA_REGISTER, CFA_RESTORE): New.
12429 * rtl.def (EH_RETURN): New.
12430 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
12432 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
12433 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
12435 * config/i386/i386.c (gen_push): Update cfa state.
12436 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
12437 add a CFA_ADJUST_CFA note.
12438 (ix86_dwarf_handle_frame_unspec): Remove.
12439 (ix86_expand_prologue): Update cfa state.
12440 (ix86_emit_restore_reg_using_pop): New.
12441 (ix86_emit_restore_regs_using_pop): New.
12442 (ix86_emit_leave): New.
12443 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
12444 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
12445 * config/i386/i386.h (struct machine_cfa_state): New.
12446 (ix86_cfa_state): New.
12447 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
12448 (eh_return_internal): Merge from eh_return_<mode>,
12449 use eh_return rtx, split w/ epilogue.
12451 2009-05-29 Ian Lance Taylor <iant@google.com>
12453 * builtins.c (validate_gimple_arglist): Don't use va_arg with
12455 * calls.c (emit_library_call_value_1): Likewise.
12457 * c-typeck.c (c_build_va_arg): New function.
12458 * c-tree.h (c_build_va_arg): Declare.
12459 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
12460 instead of build_va_arg.
12462 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
12464 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
12465 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
12466 (ptr_difference_cost): Use affine combinations to compute it.
12467 (difference_cost): Likewise.
12468 (get_computation_cost_at): Compute more accurate cost for addresses
12469 if the ratio is a multiplier allowed in addresses.
12470 For non-addresses, consider that an additional offset or symbol is
12473 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12475 * config/i386/i386.c (ix86_decompose_address): Avoid useless
12476 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
12478 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
12479 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
12480 (prefix_rex): For UNIT_MMX don't imply the prefix by default
12482 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
12483 to 1 for TYPE_SSE{IADD1,CVT1}.
12484 (prefix_vex_imm8): Removed.
12485 (length_vex): Only pass 1 as second argument to
12486 ix86_attr_length_vex_default if prefix_extra is 0.
12487 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
12488 (length): For prefix vex computation use length_immediate
12489 attribute instead of prefix_vex_imm8.
12490 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
12491 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
12492 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
12493 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
12494 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
12495 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
12496 a space in between the operands.
12497 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
12498 if one operand is 0xff and the other one si, di, bp or sp.
12499 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
12500 other one si, di, bp or sp.
12501 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
12502 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
12503 type and mode attributes.
12504 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
12505 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
12506 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
12507 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
12508 prefix_data16 attribute iff MODE_DF.
12509 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
12510 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
12511 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
12512 constm128_operand in length_immediate computation.
12513 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
12514 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
12515 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
12516 length_immediate attribute to 1.
12517 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
12518 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
12519 for certain alternatives.
12520 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
12521 prefix_data16 attribute if MODE_V1DF.
12522 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
12523 length_immediate to 1.
12524 (set_got_rex64, set_rip_rex64): Remove length attribute, set
12525 length_address to 4, set mode attribute to MODE_DI.
12526 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
12527 (fxam<mode>2_i387): Set length attribute to 4.
12528 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
12529 *prefetch_3dnow_rex): Override length_address attribute.
12530 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
12532 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
12533 (constm128_operand): Removed.
12534 * config/i386/i386.c (memory_address_length): For
12535 disp && !index && !base in 64-bit mode account for SIB byte if
12536 print_operand_address can't optimize disp32 into disp32(%rip)
12537 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
12538 for fs: or gs: segment.
12539 (ix86_attr_length_immediate_default): When checking if shortform
12540 is possible, truncate immediate to the length of the non-shortened
12542 (ix86_attr_length_address_default): Ignore MEM_P operands
12544 (ix86_attr_length_vex_default): Only check for DImode on
12545 GENERAL_REG_P operands.
12546 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
12547 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
12548 (sse_cvttps2pi): Clear prefix_rep attribute.
12549 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
12551 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
12552 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
12553 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
12554 iff operand 2 is const_int_operand.
12555 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
12556 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
12557 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
12559 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
12561 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
12562 prefix_data16 attribute for movlpd and movhpd instructions.
12563 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
12564 length_immediate for shufpd instruction.
12565 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
12566 (avx_cmpp<avxmodesuffixf2c><mode>3,
12567 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
12568 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
12569 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
12570 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
12571 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
12572 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
12573 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
12574 prefix_data16 attribute for the first alternative to 1.
12575 (*avx_loadlps): Override length_immediate for the first alternative.
12576 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
12577 attributes for second alternative.
12578 (*vec_concatv2sf_sse4_1): Override length_immediate and
12579 prefix_data16 attributes for second alternative.
12580 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
12581 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
12582 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
12583 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
12584 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
12585 prefix_data16 and length_immediate to 1.
12586 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
12588 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
12589 prefix_extra attribute for variants that don't have 0f prefix alone.
12590 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
12591 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
12592 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
12593 *sse4_1_pextrd): Set length_immediate to 1.
12594 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
12595 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
12597 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
12598 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
12599 length_immediate to 1 for second alternative.
12600 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
12601 prefix_extra and length_immediate attributes for the first
12603 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
12605 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
12606 to 1 for the first and third alternative.
12607 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
12609 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
12611 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
12613 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
12614 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
12615 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
12616 *avx_psign<mode>3): Set prefix_extra attribute to 1.
12617 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
12618 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
12619 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
12620 ssse3_psign<mode>3): Override prefix_rex attribute.
12621 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
12622 (ssse3_palignrti): Override length_immediate to 1.
12623 (ssse3_palignrdi): Override length_immediate to 1, override
12624 prefix_rex attribute.
12625 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
12626 (sse4a_extrqi): Override length_immediate to 2.
12627 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
12628 (sse4a_insertq): Override prefix_data16 to 0.
12629 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
12630 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
12631 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
12632 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
12633 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
12634 and length_immediate to 1.
12635 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
12636 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
12637 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
12638 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
12639 and length_immediate to 1.
12640 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
12641 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
12642 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
12643 avx_ptest256): Override prefix_extra to 1.
12644 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
12645 Override prefix_data16 and length_immediate to 1.
12646 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
12647 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
12648 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
12649 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
12650 prefix_data16 to 0 and prefix_extra to 2.
12651 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
12652 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
12654 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
12655 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
12656 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
12657 and prefix_extra to 2.
12658 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
12659 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
12660 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
12661 avx_vpermilvar<mode>3,
12662 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
12663 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
12664 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
12665 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
12666 Override prefix_extra to 1.
12667 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
12668 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
12669 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
12670 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
12671 prefix_extra and length_immediate to 1.
12672 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
12674 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
12675 to 1 for the first alternative.
12676 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
12677 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
12679 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
12680 *movv2sf_internal_avx, *movv2sf_internal): Override
12681 prefix_rep attribute for certain alternatives.
12682 (*mov<mode>_internal): Override prefix_rep or prefix_data16
12683 attributes for certain alternatives.
12684 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
12685 attributes for certain alternatives.
12686 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
12687 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
12688 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
12689 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
12690 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
12691 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
12692 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
12693 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
12694 length_immediate to 1 if operand 2 is const_int_operand.
12695 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
12696 *vec_extractv2si_1): Set length_immediate attribute to 1.
12697 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
12698 using old 3DNOW insn rather than SSE/3DNOW_A.
12699 (mmx_emms, mmx_femms): Clear modrm attribute.
12701 2009-05-29 Martin Jambor <mjambor@suse.cz>
12703 * tree-sra.c: New implementation of SRA.
12705 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
12706 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
12707 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
12708 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
12709 (SRA_MAX_STRUCTURE_COUNT): Removed.
12710 (SRA_FIELD_STRUCTURE_RATIO): Removed.
12711 * doc/invoke.texi (sra-max-structure-size): Removed.
12712 (sra-field-structure-ratio): Removed.
12714 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12716 PR middle-end/40291
12717 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
12720 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
12722 PR rtl-optimization/40101
12723 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
12724 seqno. Adjust comment.
12725 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
12726 inserting bookkeeping before a jump, the jump is not scheduled.
12727 When no positive seqno found, provide a value. Add comment.
12729 2009-05-29 Richard Guenther <rguenther@suse.de>
12731 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
12732 short-cutting on the first component.
12734 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12736 PR middle-end/39958
12737 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
12738 for trees other than decls/types.
12740 2009-05-29 Richard Guenther <rguenther@suse.de>
12742 * tree-ssa-operands.c (get_expr_operands): Do not handle
12743 INDIRECT_REFs in the handled-component case. Remove
12744 unused get_ref_base_and_extent case.
12745 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
12746 tree_low_cst and host_integerp where possible.
12747 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
12748 codes for equivalence.
12749 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
12751 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
12753 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
12754 to tmake_file for i[34567]86-*-cygwin*.
12756 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12759 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
12760 (altivec_categorize_keyword, init_vector_keywords,
12761 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
12764 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
12766 * tree.c (handle_dll_attribute): Check if node is
12767 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
12769 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12771 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
12773 (thumb2_zero_extendqidi2): Likewise.
12775 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12777 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12778 instead of gen_movrt.
12779 * config/sh/sh.md (movrt): Remove.
12781 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12783 * doc/invoke.texi (IA-64 Options):
12784 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12785 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12786 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12787 -msched-prefer-non-control-spec-insns,
12788 -msched-stop-bits-after-every-cycle,
12789 -msched-count-spec-in-critical-path,
12790 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12791 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12792 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12793 and -msched-spec-verbose.
12795 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12797 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12798 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12800 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12802 2009-05-28 Richard Guenther <rguenther@suse.de>
12804 * tree-ssa-alias.c (ao_ref_init): New function.
12805 (ao_ref_base): Likewise.
12806 (ao_ref_base_alias_set): Likewise.
12807 (ao_ref_alias_set): Likewise.
12808 (refs_may_alias_p_1): Change signature.
12809 (refs_may_alias_p): Adjust.
12810 (refs_anti_dependent_p): Likewise.
12811 (refs_output_dependent_p): Likewise.
12812 (call_may_clobber_ref_p_1): Change signature.
12813 (call_may_clobber_ref_p): Adjust.
12814 (stmt_may_clobber_ref_p_1): New function split out from ...
12815 (stmt_may_clobber_ref_p): ... here.
12816 (maybe_skip_until): Adjust signature.
12817 (get_continuation_for_phi): Likewise.
12818 (walk_non_aliased_vuses): Likewise.
12819 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12820 (ao_ref_init): Declare.
12821 (ao_ref_base): Likewise.
12822 (ao_ref_alias_set): Likewise.
12823 (stmt_may_clobber_ref_p_1): Likewise.
12824 (walk_non_aliased_vuses): Adjust.
12825 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12826 (get_ref_from_reference_ops): remove.
12827 (vn_reference_lookup_2): Adjust signature.
12828 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12829 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12830 (vn_reference_lookup): Adjust.
12831 (vn_reference_insert): Likewise.
12832 (vn_reference_insert_pieces): Adjust signature.
12833 (visit_reference_op_call): Adjust.
12834 * tree-ssa-pre.c (get_expr_type): Simplify.
12835 (phi_translate_1): Adjust.
12836 (compute_avail): Likewise.
12837 (translate_vuse_through_block): Do not re-build trees.
12838 (value_dies_in_block_x): Likewise.
12839 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12841 (vn_reference_lookup_pieces): Adjust declaration.
12842 (vn_reference_insert_pieces): Likewise.
12844 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12846 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12847 with checking disabled.
12849 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12853 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12854 macro definition for support of three-operand format aligned
12855 .comm directive in assembler on cygwin/pe/mingw target OS.
12856 * configure: Regenerate.
12857 * config.h: Regenerate.
12859 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
12860 aligned form of .comm directive if -mpe-aligned-commons is in effect.
12861 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
12863 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
12864 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
12866 2009-05-28 Ira Rosen <irar@il.ibm.com>
12868 PR tree-optimization/40254
12869 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
12870 in analysis of basic blocks.
12872 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
12874 PR middle-end/33699
12875 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
12876 * target-def.h (TARGET_CONST_ANCHOR): New macro.
12877 (TARGET_INITIALIZER): Use it.
12878 * cse.c (CHEAPER): Move it up to the other macros.
12879 (insert): Rename this ...
12880 (insert_with_costs): ... to this. Add cost parameters. Update
12882 (insert): New function. Call insert_with_costs.
12883 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
12884 find_reg_offset_for_const, try_const_anchors): New functions.
12885 (cse_insn): Call try_const_anchors. Adjust cost of src_related
12886 when using a const-anchor. Call insert_const_anchors.
12887 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
12888 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
12890 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12892 * tree-inline.c (remap_decls): Enable nonlocalized variables
12893 when not optimizing.
12895 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12897 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
12898 Simplify other tests involving optimize.
12900 2009-05-27 Tom Tromey <tromey@redhat.com>
12902 * unwind-dw2.c (_Unwind_DebugHook): New function.
12903 (uw_install_context): Call _Unwind_DebugHook.
12905 2009-05-27 Tom Tromey <tromey@redhat.com>
12907 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
12909 2009-05-27 Ian Lance Taylor <iant@google.com>
12911 * Makefile.in (LINKER, LINKER_FLAGS): Define.
12912 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
12913 (ALL_LINKERFLAGS): Define.
12914 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
12915 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12916 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
12917 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12918 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
12919 $(LINKER_FOR_BUILD).
12920 (build/gcov-iov$(build_exeext)): Likewise.
12922 2009-05-27 Julian Brown <julian@codesourcery.com>
12924 * gcse.c (target.h): Include.
12925 (can_assign_to_reg_without_clobbers_p): Check that the target allows
12926 copy of argument to a pseudo register.
12928 2009-05-27 Diego Novillo <dnovillo@google.com>
12930 * tree-ssa-live.c (dump_scope_block): Document arguments.
12931 (dump_scope_blocks): Document.
12932 (debug_scope_blocks): New.
12933 * tree-flow.h (debug_scope_blocks): Declare.
12935 2009-05-21 Denis Chertykov <denisc@overta.ru>
12937 * doc/contrib.texi (Contributors): Add myself to the list.
12939 2009-05-27 Olivier Hainque <hainque@adacore.com>
12941 * expr.c (target_align): New function. Alignment the TARGET of an
12942 assignment may be assume to have.
12943 (highest_pow2_factor_for_target): Use it instead of relying on
12944 immediate tree attributes of TARGET, not necessarily honored when
12945 intermediate bitfields are involved.
12947 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
12950 * config/i386/driver-i386.c (host_detect_local_cpu): Support
12951 AVX, SSE4, AES, PCLMUL and POPCNT.
12953 2009-05-27 Diego Novillo <dnovillo@google.com>
12955 * tree-pretty-print.c (dump_location): New.
12956 (dump_generic_node): Call it.
12957 Factor code to handle BLOCK nodes ...
12958 (dump_block_node): ... here.
12960 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
12962 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
12964 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
12966 * gcc-plugin.h: Include config.h and system.h.
12967 (IN_GCC): Define if not defined.
12969 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
12971 PR middle-end/40249
12972 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
12975 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
12977 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
12979 * config/m32r/m32r.h: Ditto.
12980 * config/m32r/m32r.md: Ditto.
12981 * config/m32r/predicates.md: Ditto.
12983 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
12985 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
12987 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
12990 (Loading plugins): typo.
12991 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
12992 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12993 (Interacting with the GCC Garbage Collector): Added new section.
12994 (Giving information about a plugin): Added new section for
12996 * ggc.h (ggc_register_root_tab): Added declaration.
12997 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
12998 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
12999 (register_callback): Improved comment in declaration.
13000 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
13001 (extra_root_vec) Added static variable for dynamic roots registration.
13002 (ggc_register_root_tab) Added new routine.
13003 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
13004 PLUGIN_GGC_MARKING event.
13005 * ggc-zone.c: Include plugin.h.
13006 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13007 * ggc-page.c: Include plugin.h.
13008 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
13009 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
13010 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
13011 (register_callback): check lack of callbacks for
13012 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
13013 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
13014 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
13015 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
13016 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
13017 dependency on plugin.h.
13018 (plugin.o): Added dependency on ggc.h...
13020 2009-05-26 Richard Guenther <rguenther@suse.de>
13022 PR middle-end/40248
13024 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13025 with mismatched comparison modes.
13027 * expr.c (expand_expr_real_1): Expand the operand of a
13028 VIEW_CONVERT_EXPR in its natural mode.
13030 2009-05-26 Ian Lance Taylor <iant@google.com>
13032 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
13033 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
13034 (ALL_COMPILERFLAGS): Define.
13035 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
13036 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
13037 (collect2$(exeext), collect2.o): Likewise.
13038 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
13039 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
13040 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
13041 (libbackend.o, intl.o, cppdefault.o): Likewise.
13042 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
13043 (build/%.o): Use $(COMPILER_FOR_BUILD).
13044 (build/gen%$(build_exeext)): Likewise.
13045 (build/gcov-iov$(build_exeext)): LIkewise.
13046 * config/t-darwin (darwin.o): Use $(COMPILER).
13047 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
13048 * config/t-sol2 (sol2-c.o): Likewise.
13049 (sol2.o): Likewise.
13050 * config/t-vxworks (vxworks.o): Likewise.
13051 * config/x-darwin (host-darwin.o): Likewise.
13052 * config/x-hpux (host-hpux.o): Likewise.
13053 * config/x-linux (host-linux.o): Likewise.
13054 * config/x-solaris (host-solaris.o): Likewise.
13055 * config/alpha/x-alpha (driver-alpha.o): Likewise.
13056 * config/arm/t-arm (arm-c.o): Likewise.
13057 * config/arm/t-pe (pe.o): Likewise.
13058 * config/arm/t-wince-pe (pe.o): Likewise.
13059 * config/i386/t-cygming (winnt.o): Likewise.
13060 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
13061 * config/i386/t-cygwin (cygwin1.o): Likewise.
13062 (cygwin2.o): Likewise.
13063 * config/i386/t-i386 (i386-c.o): Likewise.
13064 * config/i386/t-interix (winnt.o): Likewise.
13065 * config/i386/t-netware (netware.o): Likewise.
13066 * config/i386/t-nwld (nwld.o): Likewise.
13067 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
13068 * config/i386/x-i386 (driver-i386.o): Likewise.
13069 * config/i386/x-cygwin (host-cygwin.o): Likewise.
13070 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
13071 * config/ia64/t-ia64 (ia64-c.o): Likewise.
13072 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
13073 * config/mips/x-native (driver-native.o): Likewise.
13074 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
13075 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
13076 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
13077 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
13078 * config/score/t-score-elf (score7.o): Likewise.
13079 (score3.o): Likewise.
13080 * config/sh/t-sh (sh-c.o): Likewise.
13081 * config/sh/t-symbian (sh-c.o): Likewise.
13082 (symbian.o): Likewise.
13083 * config/spu/t-spu-elf (spu-c.o): Likewise.
13084 * config/v850/t-v850 (v850-c.o): Likewise.
13085 * config/v850/t-v850e (v850-c.o): Likewise.
13087 2009-05-26 Richard Guenther <rguenther@suse.de>
13089 PR tree-optimization/40122
13090 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
13091 VECTOR_CSTs if possible.
13092 (fold_gimple_assign): Likewise.
13094 2009-05-26 Richard Guenther <rguenther@suse.de>
13096 PR middle-end/40252
13097 * fold-const.c (fold_binary): Use the correct types for building
13100 2009-05-26 Richard Guenther <rguenther@suse.de>
13102 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
13103 redundant calls to merge_alias_info.
13104 (bump_vector_ptr): Likewise.
13105 * tree-ssa-copy.c (merge_alias_info): Remove.
13106 (replace_exp_1): Remove call to merge_alias_info.
13107 (propagate_tree_value): Likewise.
13108 (fini_copy_prop): Propagate points-to info.
13109 * tree-flow.h (merge_alias_info): Remove.
13111 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
13113 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
13115 2009-05-25 Jan Hubicka <jh@suse.cz>
13117 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13118 * cgraph.h (struct inline_summary): New filed self_wize,
13119 size_inlining_benefit, self_time and time_inlining_benefit.
13120 (struct cgraph_global_info): Replace insns by time ans size fields.
13121 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13122 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13123 (ipcp_update_callgraph): Do not touch function bodies.
13124 * ipa-inline.c: Include except.h
13125 (MAX_TIME): New constant.
13126 (overall_insns): Remove.
13127 (leaf_node_p): New.
13128 (overall_size, max_benefit): New static variables.
13129 (cgraph_estimate_time_after_inlining): New function.
13130 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13131 (cgraph_clone_inlined_nodes): Update size.
13132 (cgraph_mark_inline_edge): Update size.
13133 (cgraph_estimate_growth): Use size info.
13134 (cgraph_check_inline_limits): Check size.
13135 (cgraph_default_inline_p): Likewise.
13136 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13137 (cgraph_decide_recursive_inlining): Check size.
13138 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13140 (cgraph_decide_inlining): Likewise.
13141 (cgraph_decide_inlining_incrementally): Likewise; honor
13142 PARAM_EARLY_INLINING_INSNS.
13143 (likely_eliminated_by_inlining_p): New predicate.
13144 (estimate_function_body_sizes): New function.
13145 (compute_inline_parameters): Use it.
13146 * except.c (must_not_throw_labels): New function.
13147 * except.h (must_not_throw_labels): Declare.
13148 * tree-inline.c (init_inline_once): Kill inlining_weigths
13149 * tree-ssa-structalias.c: Avoid uninitialized warning.
13150 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13151 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13152 (PARAM_INLINE_CALL_COST): Remove.
13153 (PARAM_EARLY_INLINING_INSNS): New.
13155 2009-05-25 Richard Guenther <rguenther@suse.de>
13157 PR tree-optimization/36327
13158 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
13159 callback for reference translation or lookup at the point of may-defs.
13160 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
13161 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
13162 for union COMPONENT_REFs.
13163 (vn_reference_lookup_3): New callback. Lookup from memset
13164 and CONSTRUCTOR assignment, translate through struct copies.
13165 (vn_reference_lookup_pieces): Make sure to not free the
13166 passed operands array. Adjust walk_non_aliased_vuses call.
13167 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
13168 make sure we do not leak memory.
13170 2009-05-25 Richard Guenther <rguenther@suse.de>
13172 * tree-ssa-alias.h (dump_points_to_solution): Declare.
13173 * tree-inline.c (expand_call_inline): Reset the escaped and
13174 callused solutions.
13175 * tree-ssa-structalias.c (pass_build_ealias): New.
13176 * tree-pass.h (pass_build_ealias): Declare.
13177 * passes.c (init_optimization_passes): Add PTA during
13178 early optimizations.
13179 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
13180 and CALLUSED solutions.
13181 (dump_points_to_solution): New function, split out from ...
13182 (dump_points_to_info_for): ... here.
13183 * tree-parloops.c (parallelize_loops): Reset the escaped and
13184 callused solutions.
13186 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13189 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
13190 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
13192 2009-05-25 Ira Rosen <irar@il.ibm.com>
13194 PR tree-optimization/40238
13195 * tree-vect-stmts.c (vect_init_vector): Insert initialization
13196 statements after basic block's labels.
13197 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
13198 to free the allocated memory.
13200 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
13202 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
13203 return address with a USE.
13205 2009-05-24 Richard Guenther <rguenther@suse.de>
13207 PR middle-end/40233
13208 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
13209 array type from the main variant of the inner type.
13211 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13213 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
13214 definition to bool (from int) to un-break build.
13215 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
13217 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
13219 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
13220 discard_stmt_changes): Delete.
13221 * tree-ssa-operands.c (scb_stack): Delete.
13222 (init_ssa_operands): Do not initialize it.
13223 (fini_ssa_operands): Do not free it.
13224 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
13226 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
13227 update_stmt, remove the others. Fix comments.
13228 * tree-dfa.c (optimize_stack_restore): Likewise.
13229 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
13230 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
13231 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13232 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
13234 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
13235 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
13236 (dom_opt_finalize_block): Likewise, adjusting access to
13238 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
13239 (stmts_to_rescan): Change item type to gimple.
13240 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
13242 2009-05-24 Ira Rosen <irar@il.ibm.com>
13244 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
13245 * tree-pass.h (pass_slp_vectorize): New pass.
13246 * params.h (SLP_MAX_INSNS_IN_BB): Define.
13247 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
13248 * tree-vectorizer.c (timevar.h): Include.
13249 (user_vect_verbosity_level): Declare.
13250 (vect_location): Fix comment.
13251 (vect_set_verbosity_level): Update user_vect_verbosity_level
13252 instead of vect_verbosity_level.
13253 (vect_set_dump_settings): Add an argument. Ignore user defined
13254 verbosity if dump flags require higher level of verbosity. Print to
13255 stderr only for loop vectorization.
13256 (vectorize_loops): Update call to vect_set_dump_settings.
13257 (execute_vect_slp): New function.
13258 (gate_vect_slp): Likewise.
13259 (struct gimple_opt_pass pass_slp_vectorize): New.
13260 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
13261 access its members.
13262 (vec_info_for_bb): New function.
13263 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
13264 (VECTORIZATION_ENABLED): New macro.
13265 (SLP_ENABLED, SLP_DISABLED): Likewise.
13266 (vect_is_simple_use): Add bb_vec_info argument.
13267 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
13268 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
13269 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
13270 vect_schedule_slp, vect_analyze_slp): Likewise.
13271 (vect_analyze_stmt): Add slp_tree argument.
13272 (find_bb_location): Declare.
13273 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
13274 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
13275 (vect_analyze_loop_operations, vect_analyze_loop,
13276 get_initial_def_for_induction, vect_create_epilog_for_reduction,
13277 vect_finalize_reduction, vectorizable_reduction,
13278 vectorizable_live_operation, vect_transform_loop): Likewise.
13279 * tree-data-ref.c (dr_analyze_innermost): Update comment,
13280 skip evolution analysis if analyzing a basic block.
13281 (dr_analyze_indices): Likewise.
13282 (initialize_data_dependence_relation): Skip the test whether the
13283 object is invariant for basic blocks.
13284 (compute_all_dependences): Skip dependence analysis for data
13285 references in basic blocks.
13286 (find_data_references_in_stmt): Don't fail in case of invariant
13287 access in basic block.
13288 (find_data_references_in_bb): New function.
13289 (find_data_references_in_loop): Move code to
13290 find_data_references_in_bb and add a call to it.
13291 (compute_data_dependences_for_bb): New function.
13292 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
13293 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
13295 (vect_analyze_data_ref_dependence): Check for interleaving in case of
13296 unknown dependence in basic block and fail in case of dependence in
13298 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
13299 dependence instances from either loop or basic block vectorization
13301 (vect_compute_data_ref_alignment): Check if it is loop vectorization
13302 before calling nested_in_vect_loop_p.
13303 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
13304 dependence instances from either loop or basic block vectorization
13306 (vect_verify_datarefs_alignment): Likewise.
13307 (vect_enhance_data_refs_alignment): Adjust function calls.
13308 (vect_analyze_data_refs_alignment): Likewise.
13309 (vect_analyze_group_access): Fix printing. Skip different checks if
13310 DR_STEP is 0. Keep strided stores either in loop or basic block
13311 vectorization data structure. Fix indentation.
13312 (vect_analyze_data_ref_access): Fix comments, allow zero step in
13314 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
13315 dependence instances from either loop or basic block vectorization
13317 (vect_analyze_data_refs): Update comment. Call
13318 compute_data_dependences_for_bb to analyze basic blocks.
13319 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
13320 case of loop vectorization. In case of basic block vectorization use
13321 data-ref itself as a base.
13322 (vect_create_data_ref_ptr): In case of basic block vectorization:
13323 don't advance the pointer, add new statements before the current
13324 statement. Adjust function calls.
13325 (vect_supportable_dr_alignment): Support only aligned accesses in
13326 basic block vectorization.
13327 * common.opt (ftree-slp-vectorize): New flag.
13328 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
13329 (vect_pattern_recog_1): Likewise.
13330 * tree-vect-stmts.c (process_use): Likewise.
13331 (vect_init_vector): Add new statements in the beginning of the basic
13332 block in case of basic block SLP.
13333 (vect_get_vec_def_for_operand): Adjust function calls.
13334 (vect_finish_stmt_generation): Likewise.
13335 (vectorizable_call): Add assert that it is loop vectorization, adjust
13337 (vectorizable_conversion, vectorizable_assignment): Likewise.
13338 (vectorizable_operation): In case of basic block SLP, take
13339 vectorization factor from statement's type and skip the relevance
13340 check. Adjust function calls.
13341 (vectorizable_type_demotion): Add assert that it is loop
13342 vectorization, adjust function calls.
13343 (vectorizable_type_promotion): Likewise.
13344 (vectorizable_store): Check for outer loop only in case of loop
13345 vectorization. Adjust function calls. For basic blocks, skip the
13346 relevance check and don't advance pointers.
13347 (vectorizable_load): Likewise.
13348 (vectorizable_condition): Add assert that it is loop vectorization,
13349 adjust function calls.
13350 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
13351 that it is not reduction, get vector type, call only supported
13352 functions, skip loop specific parts.
13353 (vect_transform_stmt): Check for outer loop only in case of loop
13355 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
13356 (vect_is_simple_use): Fix comment, add new argument, fix conditions
13357 for external definition.
13358 * passes.c (pass_slp_vectorize): New pass.
13359 * tree-vect-slp.c (find_bb_location): New function.
13360 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
13361 check for patterns only in loops.
13362 (vect_build_slp_tree): Add argument, adjust function calls, fail in
13363 case of multiple types in basic block SLP.
13364 (vect_mark_slp_stmts_relevant): New function.
13365 (vect_supported_load_permutation_p): Fix comment.
13366 (vect_analyze_slp_instance): Add argument. In case of basic block
13367 SLP, take vectorization factor from statement's type, check that
13368 unrolling factor is 1. Adjust function call. Save SLP instance in
13369 either loop or basic block vectorization structure. Return FALSE,
13371 (vect_analyze_slp): Add argument. Get strided stores groups from
13372 either loop or basic block vectorization structure. Return FALSE
13373 if basic block SLP failed.
13374 (new_bb_vec_info): New function.
13375 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
13376 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
13377 (vect_schedule_slp): Add argument. Get SLP instances from either
13378 loop or basic block vectorization structure. Set vectorization factor
13379 to be 1 for basic block SLP.
13380 (vect_slp_transform_bb): New function.
13381 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
13383 2009-05-23 Mark Mitchell <mark@codesourcery.com>
13385 * final.c (shorten_branches): Do not align labels for jump tables.
13386 (final_scan_insn): Use JUMP_TABLE_DATA_P.
13388 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
13390 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
13391 Remove outdated reference to flow.c and fix nits.
13392 * doc/gccint.texi: Tweak RTL description.
13393 * doc/rtl.texi: Likewise.
13395 2009-05-23 Denis Chertykov <chertykov@gmail.com>
13397 * config/avr/avr.c: Change my email address.
13398 * config/avr/avr.h: Likewise.
13399 * config/avr/avr.md: Likewise.
13400 * config/avr/avr-protos.h: Likewise.
13401 * config/avr/libgcc.S: Likewise.
13403 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
13405 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
13406 (spu_split_load, spu_split_store): Change return type to int.
13407 (spu_split_convert): Declare.
13408 * config/spu/predicates.md (spu_mem_operand): Remove.
13409 (spu_mov_operand): Update.
13410 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
13411 * config/spu/spu.c (regno_aligned_for_load): Remove.
13412 (reg_aligned_for_addr, spu_expand_load): Define.
13413 (spu_expand_extv): Reimplement and handle MEM.
13414 (spu_expand_insv): Handle MEM.
13415 (spu_sched_reorder): Handle insn's with length 0.
13416 (spu_legitimate_address_p): Reimplement.
13417 (store_with_one_insn_p): Return TRUE for any mode with size
13418 larger than 16 bytes.
13419 (address_needs_split): Define.
13420 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
13422 (spu_convert_move): Define.
13423 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
13424 (spu_split_store): Change all MEM's to TImode.
13425 (spu_init_expanders): Preallocate registers that correspond to
13426 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
13428 (spu_split_convert): Define.
13429 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
13430 (_move<mode>, _movdi, _movti): Update predicate and condition.
13431 (load, store): Change to define_split.
13432 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
13434 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
13435 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
13436 define_insn_and_split of lshr<mode>3.
13437 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
13438 (<v>ashr<mode>3_imm): Define.
13439 (extv, extzv, insv): Allow MEM operands.
13440 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
13441 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
13442 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
13443 (_spu_convert2): Change to define_insn_and_split and remove the
13444 corresponding define_peephole2.
13445 (stack_protect_set, stack_protect_test, stack_protect_test_si):
13446 Change predicates to memory_operand.
13448 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13450 * config/arm/thumb2.md: Add 16-bit multiply instructions.
13452 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
13454 PR tree-optimization/40219
13455 * tree.c (iterative_hash_expr): Make sure the builtin function is
13456 a normal builtin function and not a front end or back end builtin
13457 before indexing into the built_in_decls array.
13459 2009-05-22 Richard Guenther <rguenther@suse.de>
13461 PR middle-end/38964
13462 * alias.c (write_dependence_p): Do not use TBAA for answering
13463 anti-dependence or output-dependence.
13464 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
13465 (emit_pointer_definition): Remove.
13466 (emit_alias_warning): Likewise.
13467 (find_what_var_points_to): Remove TBAA pruning code.
13468 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
13470 (compute_points_to_sets): Remove code computing the set of
13471 dereferenced pointers.
13472 * tree-data-ref.c (dr_may_alias_p): Properly use the split
13473 oracle for querying anti and output dependencies.
13474 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
13475 if TBAA may be applied.
13476 (refs_anti_dependent_p): New function.
13477 (refs_output_dependent_p): Likewise.
13478 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
13479 (refs_output_dependent_p): Likewise.
13480 * doc/tree-ssa.texi (Memory model): New section.
13481 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13482 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13483 * cfgexpand.c (expand_gimple_basic_block): Do not handle
13484 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
13485 * expr.c (expand_expr_real_1): Likewise.
13486 * gimple-low.c (lower_stmt): Likewise.
13487 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
13488 (dump_gimple_cdt): Remove.
13489 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13490 (gimple_size): Likewise.
13491 (walk_gimple_op): Likewise.
13492 (is_gimple_stmt): Likewise.
13493 (walk_stmt_load_store_addr_ops): Likewise.
13494 (gimple_build_cdt): Remove.
13495 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13496 * gimple.h (gimple_cdt_new_type): Remove.
13497 (gimple_cdt_new_type_ptr): Likewise.
13498 (gimple_cdt_set_new_type): Likewise.
13499 (gimple_cdt_location): Likewise.
13500 (gimple_cdt_location_ptr): Likewise.
13501 (gimple_cdt_set_location): Likewise.
13502 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13503 * tree-cfg.c (remove_useless_stmts_1): Do not handle
13504 GIMPLE_CHANGE_DYNAMIC_TYPE.
13505 (verify_types_in_gimple_stmt): Likewise.
13506 * tree-inline.c (estimate_num_insns): Likewise.
13507 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
13508 (copy_decl_to_var): Likewise.
13509 (copy_result_decl_to_var): Likewise.
13510 * tree-pretty-print.c (dump_generic_node): Do not handle
13511 CHANGE_DYNAMIC_TYPE_EXPR.
13512 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13513 * tree-ssa-operands.c (get_expr_operands): Likewise.
13514 * tree-ssa-structalias.c (struct variable_info): Remove
13515 no_tbaa_pruning member.
13516 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
13517 (unify_nodes): Do not copy it.
13518 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13519 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
13520 (set_uids_in_ptset): Do not check it.
13521 (find_what_var_points_to): Likewise.
13522 (compute_tbaa_pruning): Remove.
13523 (compute_points_to_sets): Do not call it.
13524 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13525 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13526 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
13527 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
13528 (DECL_NO_TBAA_P): Likewise.
13529 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
13530 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
13531 (expand_omp_atomic_pipeline): Do not set it.
13532 * print-tree.c (print_node): Do not dump it.
13533 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13536 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
13539 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
13542 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13544 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
13547 2009-05-22 Ben Elliston <bje@au.ibm.com>
13549 * Makefile.in (bversion.h, s-bversion): New targets.
13550 (TOPLEV_H): Add bversion.h.
13551 * toplev.h: Include "bversion.h".
13552 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
13553 the __format__ attribute only if compiling with the same version
13554 of GCC as the sources (the "build version").
13556 2009-05-22 Ben Elliston <bje@au.ibm.com>
13558 * c-format.c (handle_format_attribute): Fix comment typo.
13560 2009-05-21 Steve Ellcey <sje@cup.hp.com>
13563 * config/ia64/ia64.opt (mfused-madd): New.
13564 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
13565 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
13566 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
13567 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
13568 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
13569 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
13570 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
13571 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
13572 instruction if !TARGET_FUSED_MADD.
13573 (fpma, fpms): Remove colon from name.
13575 2009-05-22 Richard Guenther <rguenther@suse.de>
13577 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
13578 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
13579 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
13581 (create_expression_by_pieces): Only convert if necessary.
13582 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
13583 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
13585 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
13587 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
13588 regular pattern from a template and rename it ...
13589 (*extzv_truncsi_exts): ... to this.
13591 2009-05-21 Richard Guenther <rguenther@suse.de>
13593 * cgraph.h (struct cgraph_node): Remove inline_decl member.
13594 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
13595 (cgraph_default_inline_p): Likewise.
13596 (cgraph_decide_inlining_incrementally): Likewise.
13598 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
13599 Uros Bizjak <ubizjak@gmail.com>
13601 * config/i386/cpuid.h (bit_MOVBE): New.
13603 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
13605 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
13606 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
13607 (ix86_handle_option): Handle OPT_mmovbe.
13608 (ix86_target_string): Add -mmovbe.
13609 (pta_flags): Add PTA_MOVBE.
13610 (processor_alias_table): Add PTA_MOVBE to "atom".
13611 (override_options): Handle PTA_MOVBE.
13613 * config/i386/i386.h (TARGET_MOVBE): New.
13615 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
13616 (*bswapsi_movbe): New.
13617 (*bswapdi_movbe): Likewise.
13618 (bswapdi2): Renamed to ...
13619 (*bswapdi_1): This.
13620 (bswapdi2): New expander.
13622 * config/i386/i386.opt (mmovbe): New.
13624 * doc/invoke.texi: Document -mmovbe.
13626 2009-05-21 Taras Glek <tglek@mozilla.com>
13628 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
13629 * gcc-plugin.h (plugin_init): Updated signature.
13630 * gcc-plugin.h (plugin_name_args): Moved to this header.
13631 * doc/plugins.texi (plugin_init): Updated documention to reflect
13633 * doc/plugins.texi (plugin_name_args): Added to documention.
13635 2009-05-21 Mark Mitchell <mark@codesourcery.com>
13637 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
13638 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
13640 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
13642 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
13643 JUMP_TABLE_DATA_P predicates where applicable.
13644 * config/i386/predicates.md: Ditto.
13645 * config/i386/sse.md: Ditto.
13647 2009-05-21 Jakub Jelinek <jakub@redhat.com>
13649 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
13650 operand2 -128 override length_immediate attribute to 1.
13651 * config/i386/predicates.md (constm128_operand): New predicate.
13653 * config/i386/i386.c (memory_address_length): Handle %r12
13654 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
13656 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
13657 mode look through optional ZERO_EXTEND and SUBREG.
13658 * config/i386/i386.md (R12_REG): New define_constant.
13659 (prefix_data16): For sse unit set also for MODE_TI insns.
13660 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
13661 insns set if operand 1 is ext_QIreg_operand.
13662 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
13663 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
13665 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
13666 mode from MODE_DI to MODE_SI.
13667 (movdi_1_rex64): Override modrm and length_immediate attributes
13668 only for movabs (TYPE_IMOV, alternative 2).
13669 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
13670 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
13671 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
13672 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
13673 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
13674 prefix_rex attribute if DImode.
13675 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
13676 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
13677 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
13678 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
13679 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
13680 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
13681 Likewise. For TYPE_IMOV clear length_immediate attribute.
13682 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
13683 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
13684 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
13685 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
13686 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
13687 or one operand TYPE_ISHIFT.
13688 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
13689 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
13690 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
13691 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
13692 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
13693 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
13694 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
13695 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
13696 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
13697 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
13698 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
13699 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
13700 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
13701 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
13702 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
13703 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
13704 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
13705 set mode attribute, don't override length attribute.
13706 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
13708 (return_internal_long): Set length attribute to 2 instead of 1.
13709 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
13710 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
13711 prefix_rex attribute.
13712 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
13714 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
13716 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13718 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
13720 2009-05-20 Ian Lance Taylor <iant@google.com>
13722 * tree.c (build_tree_list_vec_stat): New function.
13723 (ctor_to_vec): New function.
13724 (build_nt_call_vec): New function.
13725 (build_call_array): Change args to be a const pointer.
13726 (build_call_vec): New function.
13727 * tree.h (build_nt_call_vec): Declare.
13728 (build_tree_list_vec_stat): Declare.
13729 (build_tree_list_vec): Define.
13730 (build_call_array): Update declaration.
13731 (build_call_vec): Declare.
13732 (ctor_to_vec): Declare.
13733 * c-common.c (tree_vector_cache): New static variable.
13734 (make_tree_vector): New function.
13735 (release_tree_vector): New function.
13736 (make_tree_vector_single): New function.
13737 (make_tree_vector_copy): New function.
13738 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
13739 (make_tree_vector_single, make_tree_vector_copy): Declare.
13740 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
13741 (c_parser_expr_list): Don't manage cache here, instead call
13743 (c_parser_release_expr_list): Remove static function.
13744 (c_parser_vec_to_tree_list): Remove static function.
13745 (c_parser_attributes): Call build_tree_list_vec instead of
13746 c_parser_vec_to_tree_list. Call release_tree_vector instead of
13747 c_parser_release_expr_list.
13748 (c_parser_postfix_expression_after_primary): Likewise.
13749 (c_parser_objc_keywordexpr): Likewise.
13751 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
13753 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
13754 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
13755 TARGET_CONVERT_TO_TYPE.
13756 * hooks.c (hook_tree_const_tree_null): Define.
13757 * hooks.h (hook_tree_const_tree_null): Declare.
13758 * target.h (struct gcc_target): Add invalid_parameter_type,
13759 invalid_return_type, promoted_type, and convert_to_type fields.
13760 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
13761 (TARGET_INVALID_RETURN_TYPE): Define.
13762 (TARGET_PROMOTED_TYPE): Define.
13763 (TARGET_CONVERT_TO_TYPE): Define.
13764 (TARGET_INITIALIZER): Update for new fields.
13765 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
13766 (grokparms): Check targetm.invalid_parameter_type.
13767 * c-typeck.c (default_conversion): Check targetm.promoted_type.
13768 * c-convert.c (convert): Check targetm.convert_to_type.
13770 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13772 * config/mips/mips.md (*extenddi_truncate<mode>,
13773 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
13775 (*extendhi_truncateqi): New define_insn_and_sptit.
13777 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13779 PR middle-end/40204
13780 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13781 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13783 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13785 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13786 the operand of VIEW_CONVERT_EXPR.
13788 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13790 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13791 extended family and model for Intel processors. Support Intel Atom.
13793 2009-05-20 Olivier Hainque <hainque@adacore.com>
13795 * gstab.h (stab_code_type): Define, to be used instead of the
13796 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13798 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13799 occurrences by stab_code_type.
13800 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13802 2009-05-20 Martin Jambor <mjambor@suse.cz>
13804 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13805 (sra_insert_before): Likewise.
13806 (sra_insert_after): Likewise.
13807 (sra_init_cache): Likewise.
13808 (sra_type_can_be_decomposed_p): Likewise.
13809 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13810 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13811 (sra_insert_before): Likewise.
13812 (sra_insert_after): Likewise.
13813 (sra_init_cache): Likewise.
13814 (insert_edge_copies_seq): Made static and moved upwards.
13816 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13819 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13821 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13822 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13825 2009-05-20 Richard Guenther <rguenther@suse.de>
13827 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13828 with mismatched comparison modes.
13830 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13832 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13833 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13834 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13835 with shifts for Thumb2.
13836 (orsi_notsi): New for orn.
13837 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13838 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13839 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13840 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13841 Don't invert remainder for IOR.
13843 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13845 PR tree-optimization/40087
13846 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13847 number_of_iterations_ne): Rename never_infinite argument.
13848 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13849 number_of_iterations_le): Handle pointer-type ivs when
13850 exit_must_be_taken is false.
13851 (number_of_iterations_cond): Do not always assume that
13852 exit_must_be_taken if the control variable is a pointer.
13854 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13856 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13857 * doc/extend.texi (Vector Extension): Document that % is allowed too.
13859 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
13861 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
13862 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
13864 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13867 * c.opt (Wlogical-op): Disabled by default.
13868 * c-opt (c_common_post_options): Do not enable Wlogical-op with
13870 * doc/invoke.texi (Wlogical-op): Likewise.
13872 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
13874 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
13876 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
13877 Propagate the type of the first operand.
13878 <ASSERT_EXPR>: Simplify.
13879 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
13880 Rewrite using the RHS code as discriminant.
13881 <NOP_EXPR>: Turn into CASE_CONVERT.
13882 <PLUS_EXPR>: Propagate the type of the first operand.
13884 2009-05-19 Steve Ellcey <sje@cup.hp.com>
13886 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
13887 (ia64_dconst_0_375): New.
13888 * config/ia64/ia64.c (ia64_override_options): Remove
13889 -minline-sqrt-min-latency warning.
13890 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
13891 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
13892 * config/ia64/ia64.md (*sqrt_approx): Remove.
13893 (sqrtsf2): Remove #if 0.
13894 (sqrtsf2_internal_thr): Rewrite and move to div.md.
13895 (sqrtdf): Remove assert.
13896 (sqrtdf2_internal_thr): Rewrite and move to div.md.
13897 (sqrtxf2): Remove #if 0.
13898 (sqrtxf2_internal_thr): Rewrite and move to div.md.
13899 * div.md (sqrt_approx_rf): New.
13900 (sqrtsf2_internal_thr): New implementation.
13901 (sqrtsf2_internal_lat): New.
13902 (sqrtdf2_internal_thr: New implementation.
13903 (sqrtxf2_internal): New implementation.
13905 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
13906 Hans-Peter Nilsson <hp@axis.com>
13908 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
13909 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
13910 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
13911 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
13912 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
13913 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
13914 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
13915 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
13916 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
13917 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
13918 * c-common.c: ...from here.
13920 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13922 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
13924 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13926 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
13928 2009-05-19 Ben Elliston <bje@au.ibm.com>
13930 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
13931 assignments with memcpy calls.
13932 (add_fdes): Likewise.
13933 (binary_search_unencoded_fdes): Likewise.
13934 (linear_search_fdes): Eliminate type puns.
13936 2009-05-19 Richard Guenther <rguenther@suse.de>
13938 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
13939 not falsely claim to have propagated into all uses.
13941 2009-05-19 Ben Elliston <bje@au.ibm.com>
13943 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
13946 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13948 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
13949 * config/sh/sh.c (sh_legitimate_address_p): Make static.
13950 (TARGET_LEGITIMATE_ADDRESS_P): New.
13951 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13952 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13954 2009-05-18 Dodji Seketeli <dodji@redhat.com>
13957 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
13958 child of the containing namespace's DIE.
13960 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
13962 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
13963 *zero_extendhi_truncqi): Move after the zero_extend patterns.
13964 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
13967 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
13970 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
13971 gen_align with gen_pad.
13972 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
13973 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
13975 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
13976 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
13978 * config/i386/i386.md (align): Renamed to ...
13979 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
13980 ASM_OUTPUT_MAX_SKIP_PAD.
13982 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
13984 * config.gcc: Fix variable syntax.
13987 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
13988 before calling exact_log2.
13989 (output_iorsi3): Likewise.
13990 (output_xorsi3): Likewise.
13992 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13994 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
13995 for the none zero constant operand except for EQ and NE
13996 comprisons even when the first operand is R0.
13998 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
14000 * config/s390/2064.md: Remove trailing whitespaces.
14001 * config/s390/2084.md: Likewise.
14002 * config/s390/constraints.md: Likewise.
14003 * config/s390/fixdfdi.h: Likewise.
14004 * config/s390/libgcc-glibc.ver: Likewise.
14005 * config/s390/s390-modes.def: Likewise.
14006 * config/s390/s390-protos.h: Likewise.
14007 * config/s390/s390.c: Likewise.
14008 * config/s390/s390.h: Likewise.
14009 * config/s390/s390.md: Likewise.
14010 * config/s390/tpf-unwind.h: Likewise.
14012 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14014 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
14016 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14019 * configure.ac (m68k-*-*): Check if binutils support TLS.
14020 * configure: Regenerate.
14021 * config/m68k/predicates.md (symbolic_operand): Extend comment.
14022 * config/m68k/constraints.md (Cu): New constraint.
14023 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
14024 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
14025 (movsi): Handle TLS symbols.
14026 (addsi3_5200): Handle XTLS symbols, indent.
14027 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
14028 (m68k_tls_reference_p): Declare.
14029 (m68k_legitimize_address): Declare.
14030 (m68k_unwrap_symbol): Declare.
14031 * config/m68k/m68k.opt (mxtls): New option.
14032 * config/m68k/m68k.c (ggc.h): Include.
14033 (m68k_output_dwarf_dtprel): Implement hook.
14034 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14035 (m68k_expand_prologue): Load GOT pointer when function needs it.
14036 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
14037 (m68k_legitimate_constant_address_p): Same.
14038 (m68k_decompose_address): Handle TLS references.
14039 (m68k_get_gp): New static function.
14040 (enum m68k_reloc): New contants.
14041 (TLS_RELOC_P): New macro.
14042 (m68k_wrap_symbol): New static function.
14043 (m68k_unwrap_symbol): New function.
14044 (m68k_final_prescan_insn_1): New static function.
14045 (m68k_final_prescan_insn): New function.
14046 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
14048 (legitimize_pic_address): Handle TLS references..
14049 (m68k_tls_get_addr, m68k_get_tls_get_addr)
14050 (m68k_libcall_value_in_a0_p)
14051 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
14052 (m68k_call_m68k_read_tp): Helper variables and functions for ...
14053 (m68k_legitimize_tls_address): Handle TLS references.
14054 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
14056 (m68k_legitimize_address): Handle TLS symbols.
14057 (m68k_get_reloc_decoration): New static function.
14058 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
14060 (m68k_output_dwarf_dtprel): Implement hook.
14061 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
14062 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
14063 m68k_call_* routines.
14064 (sched_attr_op_type): Handle TLS symbols.
14065 (gt-m68k.h): Include.
14066 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
14067 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
14069 2009-05-18 Martin Jambor <mjambor@suse.cz>
14071 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
14072 (visit_store_addr_for_mod_analysis): New function.
14073 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
14074 (determine_cst_member_ptr): Use gimple_assign_single_p.
14075 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
14076 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
14077 operands. Don't check number of operands of a NOP_EXPR.
14079 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
14081 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
14083 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
14086 * c-common.c (warn_logical_operator): Don't warn if one of
14087 expression isn't always true or false.
14089 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
14091 * config/i386/biarch32.h: New file.
14092 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
14094 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
14096 * config/mips/mips.md (*zero_extend<mode>_trunchi,
14097 *zero_extend<mode>_truncqi): Merge these into ...
14098 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
14099 Name the pattern following this as *zero_extendhi_truncqi.
14101 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
14103 PR middle-end/39301
14104 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
14105 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
14106 (output_info): Make field HOST_WIDEST_INT.
14107 (print_statistics): Use HOST_WIDEST_INT_PRINT.
14108 (dump_bitmat_statistics): Same.
14110 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
14112 * config.gcc (use_gcc_stdint): Set to wrap.
14113 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
14114 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
14115 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
14116 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
14117 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
14118 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
14119 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
14120 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
14122 2009-05-16 Joseph Myers <joseph@codesourcery.com>
14124 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
14126 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
14127 Move definitions earlier.
14128 (OPT_ARCH64, OPT_ARCH32): Define.
14129 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
14132 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14135 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
14138 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
14140 * arm.md (movdi2): Copy non-reg values to DImode registers.
14142 2009-05-16 Jakub Jelinek <jakub@redhat.com>
14145 * final.c (label_to_max_skip): New function.
14146 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
14147 CODE_LABEL_NUMBER <= max_labelno.
14148 * output.h (label_to_max_skip): New prototype.
14149 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
14150 (ix86_avoid_jump_mispredicts): ... this. Don't define if
14151 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
14152 Handle CODE_LABELs with >= 16 byte alignment or with
14153 max_skip == (1 << align) - 1.
14154 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
14155 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
14158 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
14159 .p2align 3 if MAX_SKIP is smaller than 7.
14160 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14162 2009-05-15 Ian Lance Taylor <iant@google.com>
14164 * alias.c (struct alias_set_entry_d): Rename from struct
14165 alias_set_entry. Change all uses.
14166 * except.c (struct call_site_record_d): Rename from struct
14167 call_site_record. Change all uses.
14168 * except.h (struct eh_region_d): Rename from struct eh_region.
14170 * gcse.c (struct hash_table_d): Rename from struct hash_table.
14172 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
14173 ivtype_map_elt. Change all uses.
14174 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
14176 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
14177 * graphite.h (struct name_tree_d): Rename from struct name_tree.
14179 (struct sese_d): Rename from struct sese. Change all uses.
14180 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
14181 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
14182 * optabs.h (struct optab_d): Rename from struct optab. Change all
14184 (struct convert_optab_d): Rename from struct convert_optab.
14186 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
14187 ipa_opt_pass. Change all uses.
14188 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
14191 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
14192 defined as a typedef.
14193 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
14196 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14199 * fold-const.c (make_range,build_range_check,merge_ranges): Move
14201 (merge_ranges): Returns bool.
14202 * tree.h (make_range): .. to here.
14203 (build_range_check): Likewise.
14204 (merge_ranges): Likewise. Renamed from merge_ranges.
14205 * c-typeck.c (parser_build_binary_op): Update calls to
14206 warn_logical_operator.
14207 * c-common.c (warn_logical_operator): Add new warning.
14208 * c-common.h (warn_logical_operator): Update declaration.
14210 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14212 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
14214 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14216 * doc/install.texi: Document MPC requirements, flags etc.
14218 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
14219 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
14220 Evaluate constant arguments.
14221 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
14222 (fold_builtin_1): Likewise, also evaluate constant arguments.
14223 Remove superfluous break.
14224 (do_mpc_ckconv): New.
14225 * real.h: Include mpc.h.
14226 * toplev.c (print_version): Output MPC version info if available.
14228 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14230 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
14232 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
14234 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
14237 2009-05-15 Jan Hubicka <jh@suse.cz>
14239 * doc/invoke.texi (max-early-inliner-iterations): New flag.
14240 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
14241 (try_inline): Fix return value.
14242 (cgraph_decide_inlining_incrementally): Honor new value.
14243 (cgraph_early_inlining): Handle indirect inlining.
14244 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
14246 2009-05-15 Jan Hubicka <jh@suse.cz>
14248 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
14249 * cgraphunit.c (cgraph_finalize_function): Set it.
14250 (cgraph_expand_function): Use it.
14252 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14254 * real.c (encode_ieee_half): Define.
14255 (decode_ieee_half): Define.
14256 (ieee_half_format): Define.
14257 (arm_half_format): Define.
14258 * real.h (ieee_half_format): Declare.
14259 (arm_half_format): Declare.
14261 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14263 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
14264 swapped, and reversed optabs exist before trying to use them.
14266 2009-05-15 Paul Brook <paul@codesourcery.com>
14267 Sandra Loosemore <sandra@codesourcery.com>
14269 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
14270 loads. Allow PRE_DEC.
14271 (output_move_neon): Handle PRE_DEC.
14272 (arm_print_operand): Add 'A' for neon structure loads.
14273 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
14274 * config/arm/neon.md (neon_mov): Update comment.
14275 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
14277 (Um): New constraint.
14279 2009-05-15 Jan Hubicka <jh@suse.cz>
14281 Revert the following patch until testsuite fallout is fixed:
14282 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14283 * cgraph.h (struct inline_summary): New filed self_wize,
14284 size_inlining_benefit, self_time and time_inlining_benefit.
14285 (struct cgraph_global_info): Replace insns by time ans size fields.
14286 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14287 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14288 (ipcp_update_callgraph): Do not touch function bodies.
14289 * ipa-inline.c: Include except.h
14290 (MAX_TIME): New constant.
14291 (overall_insns): Remove
14292 (overall_size, max_benefit): New static variables.
14293 (cgraph_estimate_time_after_inlining): New function.
14294 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14295 (cgraph_clone_inlined_nodes): Update size.
14296 (cgraph_mark_inline_edge): Update size.
14297 (cgraph_estimate_growth): Use size info.
14298 (cgraph_check_inline_limits): Check size.
14299 (cgraph_default_inline_p): Likewise.
14300 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14301 (cgraph_decide_recursive_inlining): Check size.
14302 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14304 (cgraph_decide_inlining): Likewise.
14305 (cgraph_decide_inlining_incrementally): Likewise; honor
14306 PARAM_EARLY_INLINING_INSNS.
14307 (likely_eliminated_by_inlining_p): New predicate.
14308 (estimate_function_body_sizes): New function.
14309 (compute_inline_parameters): Use it.
14310 * except.c (must_not_throw_labels): New function.
14311 * except.h (must_not_throw_labels): Declare.
14312 * tree-inline.c (init_inline_once): Kill inlining_weigths
14313 * tree-ssa-structalias.c: Avoid uninitialized warning.
14314 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14315 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14316 (PARAM_INLINE_CALL_COST): Remove.
14317 (PARAM_EARLY_INLINING_INSNS): New.
14319 2009-05-15 Richard Guenther <rguenther@suse.de>
14321 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
14322 not TODO_update_ssa.
14324 2009-05-15 Richard Guenther <rguenther@suse.de>
14326 PR tree-optimization/39999
14327 * gimple.h (gimple_expr_type): Use the expression type looking
14328 through useless conversions.
14329 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
14330 (vn_nary_op_insert_stmt): Likewise.
14331 (simplify_binary_expression): Likewise.
14333 2009-05-15 Richard Guenther <rguenther@suse.de>
14335 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14336 New options, enabled by default.
14337 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14339 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
14340 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
14341 * tree-ssa-structalias.c (gate_tree_pta): New function.
14342 (pass_build_alias): Use it.
14344 2009-05-15 Joseph Myers <joseph@codesourcery.com>
14346 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
14347 recurse on an invariant address if a conversion from a pointer
14348 type to a wider integer type is involved.
14350 2009-05-15 Jan Hubicka <jh@suse.cz>
14352 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14353 * cgraph.h (struct inline_summary): New filed self_wize,
14354 size_inlining_benefit, self_time and time_inlining_benefit.
14355 (struct cgraph_global_info): Replace insns by time ans size fields.
14356 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14357 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14358 (ipcp_update_callgraph): Do not touch function bodies.
14359 * ipa-inline.c: Include except.h
14360 (MAX_TIME): New constant.
14361 (overall_insns): Remove
14362 (overall_size, max_benefit): New static variables.
14363 (cgraph_estimate_time_after_inlining): New function.
14364 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14365 (cgraph_clone_inlined_nodes): Update size.
14366 (cgraph_mark_inline_edge): Update size.
14367 (cgraph_estimate_growth): Use size info.
14368 (cgraph_check_inline_limits): Check size.
14369 (cgraph_default_inline_p): Likewise.
14370 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14371 (cgraph_decide_recursive_inlining): Check size.
14372 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14374 (cgraph_decide_inlining): Likewise.
14375 (cgraph_decide_inlining_incrementally): Likewise; honor
14376 PARAM_EARLY_INLINING_INSNS.
14377 (likely_eliminated_by_inlining_p): New predicate.
14378 (estimate_function_body_sizes): New function.
14379 (compute_inline_parameters): Use it.
14380 * except.c (must_not_throw_labels): New function.
14381 * except.h (must_not_throw_labels): Declare.
14382 * tree-inline.c (init_inline_once): Kill inlining_weigths
14383 * tree-ssa-structalias.c: Avoid uninitialized warning.
14384 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14385 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14386 (PARAM_INLINE_CALL_COST): Remove.
14387 (PARAM_EARLY_INLINING_INSNS): New.
14388 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
14389 (inline-call-cost): Remove.
14390 (early-inlining-insns): New.
14392 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
14394 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
14396 (print_int_cst_bounds_in_octal_p): Likewise.
14397 (dbxout_type): Adjust calls to above functions. Be prepared to deal
14399 * dwarf2out.c (base_type_die): Likewise.
14400 (is_subrange_type): Delete.
14401 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
14402 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
14403 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
14404 if the destination type is boolean.
14405 (build_range_check): Do not special-case subtypes.
14406 (fold_sign_changed_comparison): Likewise.
14407 (fold_unary): Likewise.
14408 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
14409 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
14410 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
14411 * tree.c (subrange_type_for_debug_p): New predicate based on the
14412 former is_subrange_type.
14413 * tree.h (subrange_type_for_debug_p): Declare.
14414 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
14415 (convert_affine_scev): Remove call to above function.
14416 (chrec_convert_aggressive): Likewise.
14417 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
14418 false for conversions involving subtypes.
14419 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
14420 (vrp_val_min): Likewise.
14421 (needs_overflow_infinity): Likewise.
14422 (extract_range_from_unary_expr): Likewise.
14424 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
14426 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14427 * config/frv/frv.c: Likewise.
14428 * config/s390/s390.c: Likewise.
14429 * config/sparc/sparc.h: Likewise.
14430 * config/i386/i386.h: Likewise.
14431 * config/i386/i386.c: Likewise.
14432 * config/crx/crx.c: Likewise.
14433 * config/m68hc11/m68hc11.h: Likewise.
14434 * config/iq2000/iq2000.c: Likewise.
14435 * config/mn10300/mn10300.h: Likewise.
14436 * config/mn10300/mn10300.c: Likewise.
14437 * config/m68k/m68k.c: Likewise.
14438 * config/rs6000/rs6000.c: Likewise.
14439 * config/rs6000/xcoff.h: Likewise.
14440 * config/rs6000/linux64.h: Likewise.
14441 * config/rs6000/sysv4.h: Likewise.
14442 * config/score/score3.c: Likewise.
14443 * config/score/score7.c: Likewise.
14444 * config/score/score.c: Likewise.
14445 * config/arm/arm.md: Likewise.
14446 * config/mips/mips.c: Likewise.
14447 * config/mips/mips.md: Likewise.
14448 * config/bfin/bfin.h: Likewise.
14449 * config/pa/pa.c: Likewise.
14450 * config/pa/constraints.md: Likewise.
14452 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
14453 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
14454 * config/pdp11/pdp11.h: Use memory_address_p instead.
14456 2009-05-14 Ian Lance Taylor <iant@google.com>
14458 * passes.c (finish_optimization_passes): Change i to int.
14459 * plugin.c (plugins_active_p): Change event to int.
14460 (dump_active_plugins): Likewise.
14461 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
14463 * tree.c (tree_range_check_failed): Change c to unsigned int.
14464 (omp_clause_range_check_failed): Likewise.
14465 (build_common_builtin_nodes): Change mode to int. Add cast.
14466 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
14467 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
14469 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
14470 ++ or -- with a variable of enum type.
14472 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14475 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
14477 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14479 * store-motion.c: Do not include params.h
14480 * Makefile.in: Fix dependencies for various files.
14482 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14484 * auto-inc-dec.c: Fix pass description, remove apparent
14485 accidental duplication.
14487 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
14489 PR middle-end/40147
14490 * ipa-utils.h (memory_identifier_string): Moved to ...
14491 * tree.h (memory_identifier_string): Here. Add GTY(()).
14493 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14495 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
14496 in the former documentation of...
14497 (GO_IF_LEGITIMATE_ADDRESS): ... this.
14498 * ira-conflicts.c (get_dup_num): Use address_operand.
14499 * targhooks.c (default_legitimate_address_p): New.
14500 * targhooks.h (default_legitimate_address_p): New.
14501 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
14503 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
14504 * target.h (struct target): Add legitimate_address_p.
14505 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
14506 (TARGET_INITIALIZER): Include it.
14508 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14509 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
14510 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
14511 (TARGET_LEGITIMATE_ADDRESS_P): New.
14513 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14514 (REG_OK_STRICT_P): Delete.
14515 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
14516 (frv_legitimate_address_p_1): ... this.
14517 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
14518 (frv_legitimate_address_p_1): ... the renamed old
14519 frv_legitimate_address_p.
14520 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
14521 (TARGET_LEGITIMATE_ADDRESS_P): New.
14523 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14524 * config/s390/s390-protos.h (legitimate_address_p): Remove.
14525 * config/s390/s390.c (legitimate_address_p): Rename to...
14526 (s390_legitimate_address_p): ... this, make static.
14527 (legitimize_address): Adjust call.
14528 (TARGET_LEGITIMATE_ADDRESS_P): New.
14529 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
14531 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14532 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
14533 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
14534 (TARGET_LEGITIMATE_ADDRESS_P): New.
14536 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14537 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
14538 * config/spu/spu.c (spu_legitimate_address): Rename to...
14539 (spu_legitimate_address_p): ... this, make static.
14540 (TARGET_LEGITIMATE_ADDRESS_P): New.
14542 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14543 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
14544 * config/sparc/sparc.c (legitimate_address_p): Rename to...
14545 (sparc_legitimate_address_p): ... this, make static and return bool.
14546 (legitimize_address): Adjust call.
14547 (TARGET_LEGITIMATE_ADDRESS_P): New.
14549 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14550 * config/i386/i386-protos.h (legitimate_address_p): Remove.
14551 * config/i386/i386.c (legitimate_address_p): Rename to...
14552 (ix86_legitimate_address_p): ... this, make static.
14553 (constant_address_p): Move after it, adjust call.
14554 (TARGET_LEGITIMATE_ADDRESS_P): New.
14556 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14557 * config/avr/avr-protos.h (legitimate_address_p): Remove.
14558 * config/avr/avr.c (legitimate_address_p): Rename to...
14559 (avr_legitimate_address_p): ... this, make static.
14560 (legitimize_address): Adjust call.
14561 (TARGET_LEGITIMATE_ADDRESS_P): New.
14563 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14564 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
14565 * config/crx/crx.c (crx_legitimate_address_p): Make static.
14566 (TARGET_LEGITIMATE_ADDRESS_P): New.
14568 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14569 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
14570 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
14571 (TARGET_LEGITIMATE_ADDRESS_P): New.
14573 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14574 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
14576 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
14578 (TARGET_LEGITIMATE_ADDRESS_P): New.
14580 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14581 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
14583 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
14585 (m68hc11_legitimate_address_p): ... this, make static.
14586 (go_if_legitimate_address_internal): Rename to...
14587 (m68hc11_legitimate_address_p_1): ... this.
14588 (legitimize_address): Adjust call.
14589 (TARGET_LEGITIMATE_ADDRESS_P): New.
14591 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14592 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
14593 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
14594 (TARGET_LEGITIMATE_ADDRESS_P): New.
14596 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14597 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
14598 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
14599 (mn10300_legitimate_address_p): ... this, make static.
14600 (TARGET_LEGITIMATE_ADDRESS_P): New.
14602 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14603 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
14604 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
14605 (TARGET_LEGITIMATE_ADDRESS_P): New.
14607 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14608 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
14609 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
14610 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14611 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
14612 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
14613 (rs6000_legitimate_address_p): ... this, make static.
14614 (TARGET_LEGITIMATE_ADDRESS_P): New.
14615 (REG_MODE_OK_FOR_BASE_P): Delete.
14616 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
14618 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14619 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
14621 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
14622 static, adjust types.
14623 (TARGET_LEGITIMATE_ADDRESS_P): New.
14625 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14626 * config/score/score.c (score_address_p): Rename to...
14627 (score_legitimate_address_p): ... this.
14628 (TARGET_LEGITIMATE_ADDRESS_P): New.
14629 * config/score/score3.c (score3_address_p): Rename to...
14630 (score3_legitimate_address_p): ... this.
14631 * config/score/score7.c (score7_address_p): Rename to...
14632 (score7_legitimate_address_p): ... this.
14634 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
14635 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
14636 GO_IF_LEGITIMATE_ADDRESS): Delete.
14637 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
14638 thumb2_legitimate_address_p): Delete.
14639 (arm_legitimate_address_p): Rename to...
14640 (arm_legitimate_address_outer_p): ... this.
14641 * config/arm/constraints.md ("Uq"): Adjust call.
14642 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
14643 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
14645 (arm_legitimate_address_outer_p): ... this.
14646 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
14648 (TARGET_LEGITIMATE_ADDRESS_P): New.
14650 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14651 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
14652 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
14653 (TARGET_LEGITIMATE_ADDRESS_P): New.
14655 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14656 * config/vax/vax-protos.h (legitimate_address_p): Remove.
14657 * config/vax/vax.c (legitimate_address_p): Rename to...
14658 (vax_legitimate_address_p): ... this, make static.
14659 (TARGET_LEGITIMATE_ADDRESS_P): New.
14661 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14662 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
14663 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
14664 (TARGET_LEGITIMATE_ADDRESS_P): New.
14666 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14667 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
14668 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
14669 (mmix_legitimate_address_p): ... this, make static.
14670 (TARGET_LEGITIMATE_ADDRESS_P): New.
14672 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14673 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
14674 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
14675 (TARGET_LEGITIMATE_ADDRESS_P): New.
14677 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14679 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
14680 of MODE_COMPLEX_INT.
14682 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14684 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
14685 LCT_NORMAL in function call.
14686 * mips-tdump.c (print_file_desc): Add cast to enum type.
14687 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
14688 (mark_stabs): Add casts to enum types.
14689 (parse_stabs_common): Add casts to enum types.
14691 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14693 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
14694 Check for invalid values of LETTER.
14696 2009-05-13 Taras Glek <tglek@mozilla.com>
14698 * attribs.c (register_attribute): moved out attribute registration
14699 into register_attribute.
14700 * doc/plugins.texi: Documented register_attribute and
14702 * gcc-plugin.h: Added forward decl for register_attribute.
14703 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
14704 * plugin.c (register_callback, invoke_plugin_callbacks): Added
14705 PLUGIN_ATTRIBUTES boilerplate.
14707 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
14709 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
14710 values even in sentinel and empty entries.
14711 (ms_printf_flag_specs): Likewise.
14712 (ms_scanf_flag_specs): Likewise.
14713 (ms_strftime_flag_specs): Likewise.
14714 (ms_print_char_table): Likewise.
14715 (ms_scan_char_table): Likewise.
14716 (ms_time_char_table): Likewise.
14718 2009-05-13 Doug Kwan <dougkwan@google.com>
14720 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
14722 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14724 * config/mips/mips.md (store): Add attributes for QI and HI.
14726 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
14727 (truncdi<mode>2): ... this new pattern.
14729 2009-05-13 Brad Hards <bradh@kde.org>
14731 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
14733 2009-05-14 Jakub Jelinek <jakub@redhat.com>
14734 Ben Elliston <bje@au.ibm.com>
14736 PR middle-end/40035
14737 * dse.c (check_mem_read_rtx): Guard against width == -1.
14739 2009-05-13 Michael Matz <matz@suse.de>
14741 PR middle-end/39976
14742 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
14743 (trivially_conflicts_p): New function.
14744 (insert_backedge_copies): Use it.
14746 2009-05-13 Janis Johnson <janis187@us.ibm.com>
14748 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
14749 (handle_stdc_pragma): Use new enum constant names.
14750 (handle_pragma_float_const_decimal64): Ditto.
14752 2009-05-13 Ian Lance Taylor <iant@google.com>
14754 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
14757 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
14759 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
14760 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
14762 * config/m68k/m68k.h (FL_UCLINUX): Define.
14764 2009-05-13 Jan Hubicka <jh@suse.cz>
14766 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
14768 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14770 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14771 unless -fschedule-insns is specified.
14773 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14776 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14777 TARGET_EXPAND_CBRANCHDI4.
14778 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14779 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14780 (cmpeqdi): Fix comment.
14782 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14784 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14785 (sh_legitimate_address_p): Likewise.
14786 * config/sh/sh.c (sh_legitimate_index_p): New.
14787 (sh_legitimate_address_p): Likewise.
14788 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14789 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14790 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14791 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14792 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14793 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14794 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14795 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14796 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14798 2009-05-12 Jan Hubicka <jh@suse.cz>
14800 * tree-inline.c (estimate_operator_cost): Add operands;
14801 when division happens by constant, it is cheap.
14802 (estimate_num_insns): Loads and stores are not having cost of 0;
14803 EH magic stuff is cheap; when computing runtime cost of switch,
14804 use log2 base of amount of its cases; builtin_expect has cost of 0;
14805 compute cost for moving return value of call.
14806 (init_inline_once): Initialize time_based flags.
14807 * tree-inline.h (eni_weights_d): Add time_based flag.
14809 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14811 * df-core.c: Update head documentation.
14813 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14816 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14817 shadowing exisiting variable op1.
14819 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14822 * config/i386/driver-i386.c (processor_signatures): New enum.
14823 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14824 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14825 processor signature to detect geode processor.
14827 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14831 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14833 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14834 causes spurious differences between trunk and cond-optab branch.
14836 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14838 * dojump.c (compare_from_rtx): Delete.
14839 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14840 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14841 if the comparison does not satisfy the predicate; test predicates for
14842 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14843 further if one existing pattern fails.
14844 * expr.h (compare_from_rtx): Delete.
14845 (prepare_operand): Declare it.
14846 * optabs.c: Change "lib call" to "libcall" throughout.
14847 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14848 HAVE_conditional_trap, emit_cmp_insn): Delete.
14849 (can_compare_p): Delete cmp_optab case.
14850 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14851 Accept other parameters by value.
14852 (prepare_operand): Make non-static.
14853 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14854 other parameters by value. Try to widen operands here based on
14855 an optab_methods argument and looking at cbranch_optab.
14856 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14857 loop. Use cbranch_optab directly.
14858 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
14859 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
14861 (emit_conditional_move, emit_conditional_add): Inline what's needed
14862 of compare_from_rtx, using new prepare_cmp_insn for the rest.
14863 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
14864 with COMPARE. Move cmov_optab and cstore_optab above
14865 with cbranch_optab, move cmp_optab down with ucmp_optab,
14866 remove tst_otpab. Do not initialize trap_rtx.
14867 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
14868 for trap code. Do not check HAVE_conditional_trap. Use
14869 prepare_cmp_insn. Accept no predicate for operand 3.
14870 * optabs.h (OTI_cmp): Mark as used only for libcalls.
14871 (OTI_ctrap, ctrap_optab): New.
14872 (tst_optab): Delete.
14873 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
14874 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
14875 with lookup of ctrap_optab.
14876 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
14878 (ctrap_optab): New.
14880 * combine.c (combine_simplify_rtx, simplify_set): Do not
14881 special case comparing against zero for cc0 machines.
14882 * simplify-rtx.c (simplify_binary_operation_1): Never remove
14883 COMPARE on cc0 machines.
14884 (simplify_relational_operation): Return a new expression when
14885 a COMPARE could be removed.
14886 * final.c (final_scan_insn): Compare cc_status values
14887 against LHS of a (compare FOO (const_int 0)) cc0 source.
14888 Also check if cc_status.value is the full compare.
14890 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
14891 (cstoreMM4): Document.
14892 (conditional_trap): Document ctrapMM4 instead.
14893 (sync_compare_and_swapMM): Refer to cbranchcc4.
14894 (Dependent Patterns): Eliminate obsolete information referring to
14895 the old jump optimization phase.
14896 (Canonicalization): Include cbranchcc4 case, omit canonicalization
14897 of compares with 0 on cc0 machines.
14898 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
14899 avoiding references to cc0. Remove text about storing operands
14901 * doc/tm.texi (Condition Codes): Include blurb on different
14902 condition code representations, separate into subsections for
14903 CC0, MODE_CC and conditional execution.
14905 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
14906 alpha_emit_setcc): Accept operands and a machine mode.
14907 * config/alpha/alpha.c (alpha_emit_conditional_branch):
14908 Get code/op0/op1 from operands, use machine mode argument
14909 instead of alpha_compare.fp_p. Emit the branch here.
14910 (alpha_emit_setcc): Likewise, and return boolean.
14911 (alpha_emit_conditional_move): Likewise. Assert that
14912 cmp_op_mode == cmp_mode, and simplify accordingly.
14913 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
14914 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
14915 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
14917 (stack probe test): Use cbranchdi4.
14918 * config/alpha/predicates.md (alpha_cbranch_operator): New.
14920 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
14921 * config/arc/arc.h (movsicc, movsfcc): Use it.
14922 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
14923 (cbranchsi4, cstoresi4): New.
14924 (cmpsi, bCC and sCC expanders): Remove.
14926 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
14927 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
14928 * config/arm/predicates.md (arm_comparison_operator): Only include
14929 floating-point operators if there is a hardware floating-point unit.
14930 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
14931 deferring to cbranch_cc and cstore_cc respectively.
14932 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
14933 cbranch_cc, cstore_cc): New.
14934 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
14936 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
14938 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
14939 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
14941 (adjust_insn_length): Adjust calls.
14942 (avr_reorg): Handle (compare (foo) (const_int 0)).
14943 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
14944 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
14945 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
14946 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
14948 (cbranchqi4, cbranchhi4, cbranchsi4): New.
14949 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
14951 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
14952 (cbranchsi4, cstorebi4, cstoresi4): New.
14953 (movbisi): This insn is duplicate, split it to zero_extend.
14954 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
14955 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
14956 (bfin_optimize_loop): Use cbranch expander.
14957 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
14958 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
14959 (bfin_bimode_comparison_operator): ... this.
14960 (bfin_direct_comparison_operator): New.
14962 * config/cris/cris.c (cris_normal_notice_update_cc): Look
14963 inside (compare FOO (const_int 0)).
14964 (cris_rtx_costs): Handle ZERO_EXTRACT.
14965 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
14966 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
14967 (*tstdi_v32): Delete.
14968 (*cmpdi_non_v32): Add M alternative for operand 1.
14969 (cmpsi, cmp<mode>): Make private.
14970 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
14972 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
14974 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
14975 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
14976 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
14977 (cc_reg_operand): New.
14978 (any_cond): Delete.
14979 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
14980 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
14981 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
14982 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
14983 crx_expand_scond): Delete.
14985 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
14987 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
14988 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
14990 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
14991 cstoresi4, cstoresf4, cstoredf4): New.
14992 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
14993 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14994 Receive the entire operands array.
14995 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
14996 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
14997 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14998 Get test/op0/op1 from the operands array.
14999 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
15001 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
15002 (h8300_expand_store): New.
15003 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
15005 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
15006 (h8300_expand_store): New.
15007 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
15008 or do not try to produce (set (cc0) REG).
15009 (peepholes): Wrap arguments with COMPARE. Add a peephole to
15010 change a compare into a move to a scratch register. Disable some
15011 peepholes when comparing with zero.
15012 (tstsi, tsthi, tstsi, cmpqi): Make private.
15014 (bCC, sCC): Delete.
15015 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
15018 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
15019 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
15020 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
15021 (ix86_emit_i387_log1p): Use cbranchxf2.
15022 (ix86_expand_setcc): Return void.
15023 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
15024 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
15025 cmp<MODEF>, cmpcc): Remove.
15026 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
15027 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
15028 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
15029 (sCC and bCC expanders): Remove.
15030 (stack_protect_test): Use cbranchcc4.
15032 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
15034 (ia64_expand_compare): Accept three rtx by reference and return void.
15035 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
15036 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
15037 from *expr. Update *expr with the BImode comparison to do.
15038 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
15039 cmptf, bCC, sCC, conditional_trap): Delete.
15040 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
15041 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
15042 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
15043 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
15044 * config/ia64/predicates.md (ia64_cbranch_operator): New.
15046 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
15047 type of last argument.
15048 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
15049 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
15050 use machine mode argument instead of branch_type. Remove dead
15051 code for floating-point comparisons.
15052 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
15053 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
15055 (cbranchsi4, cstoresi4): New.
15056 * config/iq2000/predicates.md (reg_or_const_operand): New.
15058 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
15059 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
15060 (b<code>_op): Rewrite to...
15061 (bcc_op): ... this, using match_operator.
15062 (s<code>_op): Rewrite to...
15063 (scc_op): ... this, using match_operator.
15064 (s<code>_24_op): Rewrite to...
15065 (scc_op_24): ... this, using match_operator.
15066 (s<code>_<mode>): Rewrite to...
15067 (cstore<mode>4): ... this, using match_operator.
15068 (s<code>_<mode>_24): Rewrite to...
15069 (cstore<mode>4_24): ... this, using match_operator.
15070 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
15071 m32c_unpend_compare, m32c_expand_scc): Delete.
15072 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
15073 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
15074 (m32c_expand_movcc): Change NE to EQ if necessary.
15075 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
15077 * config/m32r/m32r-protos.h (gen_cond_store): New.
15078 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
15079 (gen_cond_store): New, from sCC patterns.
15080 (m32r_expand_block_move): Use cbranchsi4.
15081 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
15082 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
15083 (cbranchsi4, cstoresi4): New.
15085 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
15087 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
15088 (m68hc11_notice_update_cc): Look into a compare with 0.
15089 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
15091 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
15092 cmphi, cmpqi, bCC): Delete.
15093 (cbranchsi4, cbranchhi4, cbranchqi4): New.
15094 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
15095 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
15098 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
15099 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
15100 * config/m68k/constraints.md (H): New.
15101 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
15102 the define_insn below.
15103 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
15104 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
15105 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
15106 patterns): Wrap RHS with COMPARE.
15107 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
15108 (*cmpdi_internal): Name this pattern.
15109 (cmpdi): Change to define_insn.
15110 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
15111 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
15112 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
15114 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
15115 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
15116 (conditional_trap): Change to...
15117 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
15118 (*conditional_trap): Use the ordered_comparison_operator and
15119 const1_operand predicates.
15120 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
15121 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
15122 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
15123 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
15125 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
15126 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
15127 (mcore_gen_compare): New.
15128 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
15129 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
15130 (mcore_gen_compare): ... this.
15131 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
15132 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
15133 (stack probe pattern): Use cbranchsi4.
15135 * config/mips/predicates.md (mips_cstore_operator): New.
15136 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
15137 * config/mips/mips.md (any_cond): Delete.
15138 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
15140 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
15141 fixuns_truncsfdi2): Use cbranch patterns.
15142 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
15143 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
15144 Adjust call to mips_expand_conditional_branch.
15145 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
15147 * config/mips/mips-protos.h (mips_expand_conditional_branch,
15148 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
15149 * config/mips/mips.c (cmp_operands): Delete.
15150 (mips_emit_compare): Get comparison operands from *op0/*op1.
15151 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
15152 that it succeeds. Use op0/op1 instead of cmp_operands.
15153 (mips_expand_conditional_branch, mips_expand_conditional_move,
15154 mips_expand_conditional_trap): Likewise.
15155 (mips_block_move_loop): Use cbranch patterns.
15156 * config/mips/mips.h (cmp_operands): Delete.
15158 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
15159 (mmix_gen_compare_reg): Just return a register in the right CC mode.
15160 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
15161 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
15162 (*cmpcc_folded): Rename to...
15163 (*cmpdi_folded): this.
15164 (*cmpcc): Rename to...
15166 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
15169 (cbranchdf4): New. Handle invalid comparisons here.
15170 * config/mmix/predicates.md (float_comparison_operator): New.
15172 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
15173 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
15174 * config/mn10300/mn10300.md (tst): Delete.
15175 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
15176 Name these patterns and wrap RHS in a compare.
15177 (*cmpsi): Make this pattern private. Include tst.
15178 (*cmpsf): Make this pattern private.
15179 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
15180 (compare with zero peepholes): Likewise.
15182 (cbranchsi4, cbranchsf4): New.
15183 (casesi): Use cbranchsi4.
15185 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
15186 hppa_branch_type): Delete.
15187 (return_addr_rtx): Use cbranchsi4.
15188 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
15189 Emit CCFPmode comparison here.
15190 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
15191 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
15192 hppa_branch_type): Delete.
15193 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
15194 (movsicc, movdicc): Remove references to hppa_compare_op0,
15195 hppa_compare_op1 and compare_from_rtx.
15196 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
15197 (casesi): Use cbranchsi4.
15199 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
15200 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
15201 * config/pdp11/pdp11.md (register_or_const0_operand): New.
15202 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
15203 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
15205 (cbranchdf4, cbranchhi4, cbranchqi4): New.
15206 (*branch, *branch_inverted): New.
15208 * config/picochip/picochip.md (cbranchhi4): Use
15209 ordered_comparison_operator.
15210 (cmphi, bCC): Remove.
15212 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
15213 (trap_comparison_operator): Delete.
15214 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
15215 rs6000_emit_cbranch): Accept mode and operands.
15216 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
15217 rs6000_compare_fp_p): Delete.
15218 (rs6000_generate_compare): Accept mode and comparison. Extract code
15219 and op0/op1 from there. Replace references to rs6000_compare_op0
15220 and rs6000_compare_op1.
15221 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
15222 extract result from passed operands.
15223 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
15224 extract loc from passed operands.
15225 (rs6000_emit_cmove): Likewise.
15226 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
15227 rs6000_compare_fp_p): Delete.
15228 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
15229 (cbranch<GPR>4, cbranch<FP>4): New.
15230 (cstore<mode>4): New. Consolidate here all choices about when to use
15231 portable or specialized sCC sequences.
15232 (stack_protect_test): Use cbranchsi4.
15233 (conditional_trap): Replace with ctrap<GPR>4.
15234 (conditional trap insn): Replace trap_comparison_operator with
15235 ordered_comparison_operator.
15237 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
15238 (s390_emit_prologue): Use ctrap.
15239 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
15240 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
15241 New predicates replacing...
15242 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
15243 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
15244 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
15245 (add<mode>cc): Do not use s390_compare_op0/op1.
15246 (s<code>): Change to...
15247 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
15248 (seq): Change to...
15249 (cstorecc4): ... this. Handle EQ or NE equally.
15250 (*sne): Un-privatize for use in cstorecc4.
15251 (b<code>): Change to...
15252 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
15253 (conditional_trap): Replace with...
15254 (ctrap<GPR>4, ctrap<FP>4): ... these.
15255 (stack_protect): Use cbranchcc4.
15257 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
15258 * config/score/score-protos.h (score_gen_cmp): Delete.
15259 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
15260 (score_block_move-loop): Use cbranchsi4.
15261 * config/score/score.md (cbranchsi4): New.
15262 (cmpsi, bCC): Delete.
15263 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
15264 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15265 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
15266 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15267 * config/score/score3.h (score3_gen_cmp): Delete.
15268 * config/score/score7.h (score7_gen_cmp): Delete.
15270 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
15271 (sh_emit_scc_to_t): ... this. Return void.
15272 (from_compare): Rename to...
15273 (sh_emit_compare_and_branch): ... this.
15274 (sh_emit_compare_and_set): New.
15275 (sh_expand_t_scc): Accept operands.
15276 * config/sh/predicates.md (sh_float_comparison_operator): New.
15277 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
15278 (prepare_scc_operands): Rename to...
15279 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
15281 (sh_emit_cheap_store_flag): New.
15282 (sh_emit_set_t_insn): New.
15283 (from_compare): Rename to...
15284 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
15285 handling of TARGET_SH2E floating point to avoid recursive call.
15286 Generate branch here.
15287 (sh_emit_compare_and_set): New.
15288 (sh_expand_t_scc): Get op0/op1 from arguments.
15289 (sh_emit_cheap_store_flag): New.
15290 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
15292 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
15293 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
15294 (movsicc, movdicc): Do nothing when it recreated operands from
15295 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
15296 prepare_scc_operands (now sh_emit_scc_to_t).
15297 (udivdi3): Use cstoresi4.
15298 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
15299 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
15300 (cbranchint4_media, cbranchfp4_media): New.
15301 (casesi): Use cbranchdi4.
15302 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
15304 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
15305 (movnegt): Remove second operand.
15306 (cbranchsf4, cbranchdf4): New.
15307 (stack_protect): Use cbranchdi4/cbranchsi4.
15309 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
15310 (gen_compare_reg): Accept comparison, extract part of it to...
15311 (gen_compare_reg_1): ... this.
15312 (gen_compare_operator): Delete.
15313 (gen_v9_scc): Accept separate destination, comparison code and arms.
15314 Do not use sparc_compare_op0/sparc_compare_op1.
15315 (emit_scc_insn, emit_conditional_branch_insn): New.
15316 (emit_v9_brxx): Make static. Remove useless assertion.
15317 (sparc_emit_float_lib_cmp): Return RTL instead of calling
15319 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
15320 * config/sparc/sparc-protos.h (gen_compare_reg,
15321 sparc_emit_float_lib_cmp): Adjust prototype.
15322 (emit_scc_insn, emit_conditional_branch_insn): New.
15323 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
15324 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
15325 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
15326 iterators to the top.
15327 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
15328 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
15329 snedi_special_trunc): Delete.
15330 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
15331 and snedi_special_trunc.
15332 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
15333 cbranchdi4, cbranch<F:mode>4): New.
15334 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
15335 here. Use gen_compare_reg instead of gen_compare_operator.
15336 (conditional_trap): Replace with...
15337 (ctrapsi4, ctrapdi4): ... this.
15338 (stack_protect_test): Use cbranchcc4.
15340 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
15342 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
15343 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
15344 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
15345 from operands[0] or operands[3] depending on is_set.
15346 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
15347 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
15348 cmpdf, bCC), sCC: Remove.
15349 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
15350 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
15352 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
15353 spu_emit_branch_or_set.
15355 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
15357 * config/stormy16/stormy16.h (xstormy16_compare_op0,
15358 xstormy16_compare_op1): Delete.
15359 * config/stormy16/stormy16.c (xstormy16_compare_op0,
15360 xstormy16_compare_op1): Delete.
15361 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
15363 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
15364 (cmphi, cmpsi, bCC): Remove.
15366 * config/v850/v850.md (tstsi, cmpsi): Fold into...
15367 (*cmpsi): ... this one.
15368 (cbranchsi4, cstoresi4): New.
15369 (bCC expanders): Delete.
15370 (sCC insns): Fold into...
15371 (*setcc): ... this one.
15372 (casesi): Do not use gen_cmpsi and gen_bgtu.
15373 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
15374 (movsicc): Simplify.
15375 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
15377 * config/vax/vax-protos.h (cond_name): New.
15378 (vax_output_conditional_branch): Remove.
15379 * config/vax/vax.c (cond_name): New.
15380 (vax_output_conditional_branch): Remove.
15381 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
15382 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
15383 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
15384 (bit<VAXint>): Wrap source with (compare).
15385 (b<code> and following unnamed pattern): Rename to *branch and
15386 *branch_reversed. Change macroization to match_operator.
15387 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
15389 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
15390 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
15391 Change last argument to machine_mode.
15392 (xtensa_expand_scc): Add machine_mode argument.
15393 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
15394 (gen_conditional_move, xtensa_expand_conditional_branch,
15395 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
15396 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
15397 Adjust operand numbers.
15398 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
15400 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
15401 (cmpsi, cmpsf, b<code>, s<code>): Delete.
15402 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
15404 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15406 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15407 causes spurious differences between trunk and cond-optab branch.
15409 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15412 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
15414 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15416 * tree.c (iterative_hash_pointer): Delete.
15417 (iterative_hash_expr): Short-circuit handling of NULL pointer.
15418 Hash UIDs and versions of SSA names. Don't special-case built-in
15419 function declarations.
15421 2009-05-11 Ian Lance Taylor <iant@google.com>
15424 * graphite.c: Force -Wc++-compat to only be a warning before
15425 #including "cloog/cloog.h".
15427 2009-05-11 Martin Jambor <mjambor@suse.cz>
15429 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
15431 2009-05-11 Jan Hubicka <jh@suse.cz>
15433 * tree-ssa-loop-ivcanon.c: Include target.h
15434 (struct loop_size): new structure.
15435 (constant_after_peeling): New predicate.
15436 (tree_estimate_loop_size): New function.
15437 (estimated_unrolled_size): Rewrite for new estimates.
15438 (try_unroll_loop_completely): Use new estimates.
15439 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
15441 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15443 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
15444 libcpp interface change.
15445 (spu_macro_to_expand): Likewise.
15447 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
15449 PR tree-optimization/40026
15450 * gimplify.c (gimplify_init_constructor): Change initial conditional
15451 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
15452 optimize_compound_literals_in_ctor.
15454 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
15456 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
15458 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
15460 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
15462 * tree-vect-data-refs.c (vect_analyze_group_access): Use
15463 HOST_WIDE_INT for gap.
15465 2009-05-11 Ira Rosen <irar@il.ibm.com>
15467 PR tree-optimization/40074
15468 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
15469 account in group size and step comparison.
15471 2009-05-11 Richard Guenther <rguenther@suse.de>
15473 * passes.c (init_optimization_passes): Strip now incorrect comment.
15474 (execute_function_todo): Do not set PROP_alias.
15475 * tree-pass.h (PROP_alias): Remove.
15476 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
15477 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
15478 * tree-nrv.c (pass_return_slot): Likewise.
15479 * tree-object-size.c (pass_object_sizes): Likewise.
15480 * tree-ssa-dom.c (pass_dominator): Likewise.
15481 (pass_phi_only_cprop): Likewise.
15482 * tree-ssa-dse.c (pass_dse): Likewise.
15483 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
15484 (pass_cselim): Likewise.
15485 * tree-ssa-pre.c (pass_pre): Likewise.
15486 (pass_fre): Likewise.
15487 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
15488 * tree-ssa-sink.c (pass_sink_code): Likewise.
15489 * tree-stdarg.c (pass_stdarg): Likewise.
15490 * tree-tailcall.c (pass_tail_calls): Likewise.
15491 * tree-vrp.c (pass_vrp): Likewise.
15493 2009-05-10 Ian Lance Taylor <iant@google.com>
15495 * basic-block.h (enum profile_status): Break out of struct
15496 control_flow_graph.
15497 * cgraph.h (struct inline_summary): Break out of struct
15499 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
15500 of struct cgraph_order_sort.
15501 * combine.c (enum undo_kind): New enum, broken out of struct undo.
15502 * cse.c (struct branch_path): Break out of struct
15503 cse_basic_block_data.
15504 * except.h (enum eh_region_type): Break out of struct eh_region.
15505 * gcc.c (enum add_del): Break out of struct modify_target.
15506 * genrecog.c (enum decision_type): Break out of struct decision_test.
15507 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
15509 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
15510 * regmove.c (enum match_use): New enum, broken out of struct match.
15511 * sched-int.h (enum post_call_group): New enum, broken out of
15513 (struct deps_reg): Break out of struct deps.
15514 * target.h (struct asm_int_op): Break out of struct gcc_target.
15515 * tree-eh.c (struct goto_queue_node): Break out of struct
15517 * tree-inline.h (enum copy_body_cge_which): Break out of
15519 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
15521 * c-decl.c (in_struct, struct_types): New static variables.
15522 (pushtag): Add loc parameter. Change all callers.
15523 (lookup_tag): Add ploc parameter. Change all callers.
15524 (check_compound_literal_type): New function.
15525 (parser_xref_tag): Add loc parameter. Change all callers. If
15526 -Wc++-compat, warn about struct/union/enum types defined within a
15528 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
15529 and loc parameters. Change all callers. Change error calls to
15530 error_at, using loc. For a redefinition, if the location of the
15531 original definition is known, report it. Set in_struct and
15532 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
15533 (finish_struct): Add new parameters enclosing_in_struct and
15534 enclosing_struct_types. Change all callers. Set
15535 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
15536 in the struct. If in a struct, add this struct to struct_types.
15537 (start_enum): Add loc parameter. Change all callers. Use
15538 error_at for errors, using loc. For a redefinition, if the
15539 location of the original definition is known, report it. If in a
15540 struct, add this enum type to struct_types. If -Wc++-compat warn
15541 if in sizeof, typeof, or alignof.
15542 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
15543 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
15544 (c_parser_enum_specifier): Get enum location for start_enum.
15545 (c_parser_struct_or_union_specifier): Get struct location for
15546 start_struct. Save in_struct and struct_types status between
15547 start_struct and finish_struct.
15548 (c_parser_cast_expression): Get location of cast.
15549 (c_parser_alignof_expression): Get location of type.
15550 (c_parser_postfix_expression): Likewise.
15551 (c_parser_postfix_expression_after_paren_type): Add type_loc
15552 parameter. Change all callers. Call check_compound_literal_type.
15553 Use type_loc for error about variable size type.
15554 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
15555 of an enum constant from an enum type defined in a struct or union.
15556 (c_cast_expr): Add loc parameter. Change all callers. If
15557 -Wc++-compat, warn about defining a type in a cast.
15558 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
15559 (start_enum, start_struct, finish_struct): Update declarations.
15560 (parser_xref_tag, c_cast_expr): Update declarations.
15561 (check_compound_literal_type): Declare.
15563 2009-05-11 Ben Elliston <bje@au.ibm.com>
15565 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
15566 for recent libcpp interface change.
15567 (rs6000_macro_to_expand): Likewise.
15569 2009-05-10 Michael Matz <matz@suse.de>
15572 * config/arm/arm.c (require_pic_register): Emit on entry edge,
15573 not at entry of function.
15575 2009-05-10 Richard Guenther <rguenther@suse.de>
15577 PR tree-optimization/40081
15579 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15580 using the main variant of the element type. Do not fiddle with
15581 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15583 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
15584 structs with volatile fields.
15586 2009-05-10 Jan Hubicka <jh@suse.cz>
15588 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
15589 (estimate_move_cost): Assert that it does not get called for
15591 (estimate_num_insns): Skip VOID types in argument handling.
15592 (optimize_inline_calls): Delete unreachable blocks and verify that
15593 callgraph is valid.
15595 2009-05-10 Jan Hubicka <jh@suse.cz>
15597 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
15598 * cgraph.c (cgraph_mark_address_taken_node): New function.
15599 (dump_cgraph_node): Dump new flag.
15600 * cgraph.h (struct cgraph_node): Add address_taken.
15601 (cgraph_mark_address_taken_node): New function.
15602 * ipa.c (cgraph_postorder): Prioritize functions with address taken
15603 since new direct calls can be born.
15605 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15607 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
15608 tok->val.node.node.
15610 2009-05-10 Jan Hubicka <jh@suse.cz>
15612 PR middle-end/40084
15613 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
15615 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
15616 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
15617 * tree-inline.c (copy_bb): Set frequency correctly.
15618 (fold_marked_statements): Update call to
15619 cgraph_update_edges_for_call_stmt.
15621 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15623 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
15624 identifiers in diagnostics.
15625 * config/arm/arm.c (arm_handle_fndecl_attribute,
15626 arm_handle_isr_attribute): Likewise.
15627 * config/avr/avr.c (avr_handle_progmem_attribute,
15628 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
15629 * config/bfin/bfin.c (handle_int_attribute,
15630 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
15631 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
15632 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
15634 * config/darwin.c (darwin_handle_kext_attribute,
15635 darwin_handle_weak_import_attribute): Likewise.
15636 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
15637 h8300_handle_eightbit_data_attribute,
15638 h8300_handle_tiny_data_attribute): Likewise.
15639 * config/i386/i386.c (ix86_handle_cconv_attribute,
15640 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
15641 * config/i386/winnt.c (ix86_handle_shared_attribute,
15642 ix86_handle_selectany_attribute): Likewise.
15643 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
15644 * config/m32c/m32c.c (function_vector_handler): Likewise.
15645 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
15646 m68hc11_handle_fntype_attribute): Likewise.
15647 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
15648 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
15649 * config/mips/mips.c (mips_insert_attributes,
15650 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
15651 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
15652 rs6000_handle_struct_attribute): Likewise.
15653 * config/sh/sh.c (sh_insert_attributes,
15654 sh_handle_resbank_handler_attribute,
15655 sh_handle_interrupt_handler_attribute,
15656 sh2a_handle_function_vector_handler_attribute,
15657 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
15659 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
15660 * config/spu/spu.c (spu_handle_fndecl_attribute,
15661 spu_handle_vector_attribute): Likewise.
15662 * config/stormy16/stormy16.c
15663 (xstormy16_handle_interrupt_attribute): Likewise.
15664 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
15665 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
15667 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15669 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
15670 (pp_translate_identifiers): New.
15671 (pp_identifier): Only conditionally translate identifier to locale
15673 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
15674 (pp_base_tree_identifier): Only conditionally translate identifier
15675 to locale character set.
15676 * c-pretty-print.c (M_): Define.
15677 (pp_c_type_specifier, pp_c_primary_expression): Mark English
15678 fragments for conditional translation with M_.
15679 * tree-pretty-print.c (maybe_init_pretty_print): Disable
15680 identifier translation.
15682 2009-05-10 Richard Guenther <rguenther@suse.de>
15684 PR tree-optimization/40081
15685 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15686 using the main variant of the element type. Do not fiddle with
15687 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15689 2009-05-09 Jan Hubicka <jh@suse.cz>
15691 PR middle-end/40080
15692 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
15693 indirect calls; verify cgraph afterwards.
15695 2009-05-09 Jan Hubicka <jh@suse.cz>
15698 * ipa.c (update_inlined_to_pointer): New function.
15699 (cgraph_remove_unreachable_nodes): Use it.
15701 2009-05-09 Jan Hubicka <jh@suse.cz>
15703 * tree-eh.c (struct leh_state): Remove prev_try.
15704 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
15705 not track prev_try.
15706 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
15707 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
15708 remove_eh_handler_and_replace, foreach_reachable_handler,
15709 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
15710 * except.h (struct eh_region): Remove eh_region_u_cleanup.
15711 (gen_eh_region_cleanup): Update prototype.
15713 2009-05-09 Jan Hubicka <jh@suse.cz>
15715 PR middle-end/40043
15716 * except.c (copy_eh_region): Always set prev_try.
15717 (redirect_eh_edge_to_label): Find outer try.
15718 (foreach_reachable_handler): When looking for prev try
15719 handle case where previous try is not going to be taken.
15721 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
15723 PR tree-optimization/40049
15724 * tree-vect-stmts.c (vectorizable_operation): If the machine has
15725 only vector/vector shifts, convert the type of the constant to the
15726 appropriate type to avoid building incorrect trees, which
15727 eventually have problems with garbage collection.
15729 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15731 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
15732 -1 for complex floating-point types if honoring signed zeros.
15734 2009-05-08 Jan Hubicka <jh@suse.cz>
15736 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
15737 argument; handle correctly when profile is absent.
15738 (build_cgraph_edges): Update.
15739 (rebuild_cgraph_edges): Update.
15740 * cgraph.c: Do not include varray.h.
15741 (cgraph_set_call_stmt_including_clones): New function.
15742 (cgraph_create_edge_including_clones): Likewise
15743 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
15744 (cgraph_update_edges_for_call_stmt): Handle clones.
15745 (cgraph_remove_node): Handle clone tree.
15746 (cgraph_remove_node_and_inline_clones): New function.
15747 (dump_cgraph_node): Dump clone tree.
15748 (cgraph_clone_node): Handle clone tree.
15749 (clone_function_name): Bring here from tree-inline.c.
15750 (cgraph_create_virtual_clone): New function.
15751 * cgraph.h (ipa_replace_map): Move here from ipa.h.
15752 (cgraph_clone_info): New function.
15753 (strut cgraph_node): Add clone_info and new clone tree pointers.
15754 (cgraph_remove_node_and_inline_clones,
15755 cgraph_set_call_stmt_including_clones,
15756 cgraph_create_edge_including_clones,
15757 cgraph_create_virtual_clone): Declare.
15758 (cgraph_function_versioning): Use VEC argument.
15759 (compute_call_stmt_bb_frequency): Update prototype.
15760 (cgraph_materialize_all_clones): New function.
15761 * ipa-cp.c (ipcp_update_cloned_node): Remove.
15762 (ipcp_create_replace_map): Update to VECtors.
15763 (ipcp_update_callgraph): Use virtual clones.
15764 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
15765 (ipcp_update_profiling): Do not update local profiling.
15766 (ipcp_insert_stage): Use VECtors and virtual clones.
15767 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
15768 (clone_of_p): New function.
15769 (cgraph_preserve_function_body_p): Use clone tree.
15770 (cgraph_optimize): Materialize clones.
15771 (cgraph_function_versioning): Update for VECtors.
15772 (save_inline_function_body): Use clone tree.
15773 (cgraph_materialize_clone): New function.
15774 (cgraph_materialize_all_clones): Likewise.
15775 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15776 * ipa.c: Include gimple.h.
15777 (cgraph_remove_unreachable_nodes): Use clone tree.
15778 * ipa-prop.c (ipa_note_param_call): Update call to
15779 compute_call_stmt_bb_frequencycall.
15780 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15781 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15782 (copy_bb): Handle updating of clone tree; add new edge when new call
15784 (expand_call_inline): Be strict about every call having edge.
15785 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15786 (delete_unreachable_blocks_update_callgraph): New function.
15787 (tree_function_versioning): Use VECtors; always remove unreachable
15788 blocks and fold conditionals.
15789 * tree-inline.h: Do not include varray.h.
15790 (tree_function_versioning): Remove.
15791 * Makefile.in (GTFILES): Remove tree-inline.c
15792 * passes.c (do_per_function): Do only functions having body.
15793 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15796 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15797 Andrew Morrow <acm@google.com>
15800 * c-common.c (c_common_attribute_table): Permit deprecated
15801 attribute to take an optional argument.
15802 (handle_deprecated_attribute): If the optional argument to
15803 __attribute__((deprecated)) is not a string ignore the attribute
15804 and emit a warning.
15806 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15807 * c-typeck.c (build_component_ref): Likewise.
15808 (build_external_ref): Likewise.
15810 * toplev.c (warn_deprecated_use): Add an attribute argument.
15811 Emit the message associated with __attribute__((deprecated)).
15813 * toplev.h (warn_deprecated_use): Updated.
15815 * doc/extend.texi: Document new optional parameter to
15816 __attribute__((deprecated))
15818 2009-05-08 Michael Eager <eager@eagercon.com>
15820 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15821 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15823 2009-05-08 Richard Guenther <rguenther@suse.de>
15825 PR tree-optimization/40062
15826 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15827 Avoid exponential behavior.
15829 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15831 PR rtl-optimization/33928
15833 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15834 process_uses, build_single_def_use_links): New.
15835 (update_df): Update use_def_ref.
15836 (forward_propagate_into): Use get_def_for_use instead of use-def
15838 (fwprop_init): Call build_single_def_use_links and let it initialize
15840 (fwprop_done): Free use_def_ref.
15841 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15842 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15843 df_rd_simulate_one_insn): New.
15844 (df_rd_bb_local_compute_process_def): Update head comment.
15845 (df_chain_create_bb): Use the new RD simulation functions.
15846 * df.h (df_rd_simulate_artificial_defs_at_top,
15847 df_rd_simulate_one_insn): New.
15848 * opts.c (decode_options): Enable fwprop at -O1.
15849 * doc/invoke.texi (-fforward-propagate): Document this.
15851 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15854 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15855 and one complex operand specially.
15856 * tree-complex.c (some_nonzerop): Do not identify a real value as
15857 zero if flag_signed_zeros.
15859 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15861 PR rtl-optimization/33928
15862 * loop-invariant.c (record_use): Fix && vs. || mishap.
15864 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15866 PR rtl-optimization/33928
15867 * loop-invariant.c (struct use): Add addr_use_p.
15868 (struct def): Add n_addr_uses.
15869 (struct invariant): Add cheap_address.
15870 (create_new_invariant): Set cheap_address.
15871 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
15872 (record_uses): Pass df_ref to record_use.
15873 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
15876 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15878 * config/sh/sh.c: Do not include c-pragma.h.
15880 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
15882 * config/spu/spu.c: Remove include of c-common.h.
15884 2009-05-07 Janis Johnson <janis187@us.ibm.com>
15887 * c-common.h (mark_valid_location_for_stdc_pragma,
15888 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
15889 clear_float_const_decimal64, float_const_decimal64_p): New.
15890 * c.opt (Wunsuffixed-float-constants): New.
15891 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
15892 unsuffixed float constant, handle new warning.
15893 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
15894 * c-decl.c (c_scope): New flag float_const_decimal64.
15895 (set_float_const_decimal64, clear_float_const_decimal64,
15896 float_const_decimal64_p): New.
15897 (push_scope): Set new flag.
15898 * c-parser.c (c_parser_translation_unit): Mark when it's valid
15899 to use STDC pragmas.
15900 (c_parser_external_declaration): Ditto.
15901 (c_parser_compound_statement_nostart): Ditto.
15902 * c-pragma.c (valid_location_for_stdc_pragma,
15903 mark_valid_location_for_stdc_pragma,
15904 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
15905 handle_pragma_float_const_decimal64): New.
15906 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
15907 * cp/semantics.c (valid_location_for_stdc_pragma_p,
15908 set_float_const_decimal64, clear_float_const_decimal64,
15909 float_const_decimal64_p): New dummy functions.
15910 * doc/extend.texi (Decimal Float): Remove statement that the
15911 pragma, and suffix for double constants, are not supported.
15912 * doc/invoke.texi (Warning Options): List new option.
15913 (-Wunsuffixed-float-constants): New.
15915 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
15917 * config/i386/i386.c: Do not include c-common.h.
15919 2009-05-07 Mark Heffernan <meheff@google.com>
15921 * doc/invoke.texi (Debugging Options): Document change of debugging
15923 * opts.c (decode_options): Make dump_base_name relative to
15924 aux_base_name directory.
15926 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15928 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
15929 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
15931 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
15933 * Makefile.in (install-plugin): Simplify a bit.
15935 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
15937 * Makefile.in (OBJS-common): Add regcprop.o.
15939 * timevar.def (TV_CPROP_REGISTERS): New.
15940 * regrename.c (regrename_optimize): Return 0.
15941 (rest_of_handle_regrename): Delete.
15942 (pass_rename_registers): Point to regrename_optimize.
15943 (struct value_data_entry, struct value_data,
15944 kill_value_one_regno, kill_value_regno, kill_value,
15945 set_value_regno, init_value_data, kill_clobbered_value,
15946 kill_set_value, kill_autoinc_value, copy_value,
15947 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
15948 replace_oldest_value_reg, replace_oldest_value_addr,
15949 replace_oldest_value_mem, copyprop_hardreg_forward_1,
15950 debug_value_data, validate_value_data): Move...
15951 * regcprop.c: ... here.
15952 (rest_of_handle_cprop): Delete.
15953 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
15955 2009-05-07 Jakub Jelinek <jakub@redhat.com>
15957 PR middle-end/40057
15958 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
15959 GEN_INT for 1 << bitnum.
15960 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
15961 build_int_cst_type.
15963 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
15965 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
15966 Remove wrong description of "nand" operation.
15968 2009-05-06 Richard Guenther <rguenther@suse.de>
15969 Adam Nemet <anemet@caviumnetworks.com>
15971 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
15972 comment. Add that if LHS is not a gimple register, then RHS1 has
15973 to be a single object (GIMPLE_SINGLE_RHS).
15975 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
15977 * expr.c (get_def_for_expr): Move it up in the file.
15978 (store_field): When expanding a bit-field store, look at the
15979 defining gimple stmt for the masking conversion.
15981 2009-05-06 Janis Johnson <janis187@us.ibm.com>
15983 PR middle-end/39986
15984 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
15985 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
15986 32-bit memcpy into long.
15988 2009-05-06 Jakub Jelinek <jakub@redhat.com>
15990 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
15991 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
15993 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
15994 instead of appending DW_OP_deref*.
15996 2009-05-06 Michael Matz <matz@suse.de>
15998 PR middle-end/40021
15999 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
16000 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
16002 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
16004 * Makefile.in (install-plugin): Fix srcdir handling.
16006 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
16008 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
16009 when processing for not_regs_needed bitmap.
16010 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
16011 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
16012 handling it for rhs.
16014 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16016 * config/i386/i386.md (unnamed inc/dec peephole): Use
16017 optimize_insn_for_size_p instead of optimize_size.
16018 * config/i386/predicates.md (incdec_operand): Likewise.
16019 (aligned_operand): Likewise.
16020 * config/i386/sse.md (divv8sf3): Likewise.
16021 (sqrtv8sf2): Likewise.
16023 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16025 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
16027 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
16029 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
16031 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
16032 ssemodesuffixf2c with avxmodesuffixf2c.
16034 2009-05-06 Joseph Myers <joseph@codesourcery.com>
16037 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
16039 2009-05-05 Jakub Jelinek <jakub@redhat.com>
16041 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
16042 (struct tree_base): Adjust spacing for 8 bit boundaries.
16043 (struct tree_decl_common): Add decl_by_reference_flag bit.
16044 (DECL_BY_REFERENCE): Adjust.
16045 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
16046 print DECL_BY_REFERENCE bit.
16047 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
16048 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
16049 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
16050 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
16053 PR middle-end/39666
16054 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
16055 range of the type, but default label is missing, add it with one
16056 of the existing labels instead of adding a new label for it.
16058 2009-05-05 Joseph Myers <joseph@codesourcery.com>
16062 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
16064 * Makefile.in (enable_plugin, plugin_includedir): New.
16065 (install): Depend on install-plugin.
16066 (PLUGIN_HEADERS): New.
16067 (install-plugin): New.
16068 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
16070 2009-05-05 Richard Guenther <rguenther@suse.de>
16072 PR tree-optimization/40022
16073 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
16075 (phivn_valid_p): Fix tuplification error, simplify.
16076 (phiprop_insert_phi): Add dumps.
16077 (propagate_with_phi): Simplify.
16079 2009-05-05 Richard Guenther <rguenther@suse.de>
16081 PR middle-end/40023
16082 * builtins.c (gimplify_va_arg_expr): Properly build the address.
16084 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
16086 * tree.h (strip_float_extensions): Remove duplicate declaration.
16087 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
16088 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
16089 block_ultimate_origin): Rearrange the declarations line to match the
16090 comment that indicates the .c file which the functions are defined.
16091 (dwarf2out_*, set_decl_rtl): Add comment.
16092 (get_base_address): Adjust comment.
16093 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
16094 declarations line and add comment.
16095 (is_builtin_name): Add blank after function name, for clarity.
16097 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16099 * attribs.c (decl_attributes): Use %qE for identifiers in
16101 * cgraphunit.c (verify_cgraph_node): Translate function names to
16102 locale character set in diagnostics.
16103 * coverage.c (get_coverage_counts): Use %qE for identifiers in
16105 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
16106 Document that functions are named in UTF-8.
16107 * expr.c (expand_expr_real_1): Translate function names to locale
16108 character set in diagnostics.
16109 * gimplify.c (omp_notice_variable, omp_is_private,
16110 gimplify_scan_omp_clauses): Use %qE for identifiers in
16112 * langhooks.c (lhd_print_error_function): Translate function names
16113 to locale character set.
16114 * langhooks.h (decl_printable_name): Document that return value is
16115 in internal character set.
16116 * stmt.c: Include pretty-print.h
16117 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
16119 (resolve_operand_name_1): Translate named operand name to locale
16121 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
16123 * toplev.c (announce_function): Translate function names to locale
16125 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
16126 (default_tree_printer): Use pp_identifier or translate identifiers
16127 to locale character set. Mark "<anonymous>" for translation.
16128 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
16129 for identifiers in diagnostics.
16130 * tree.c (handle_dll_attribute): Use %qE for identifiers in
16132 * varasm.c (output_constructor): Use %qE for identifiers in
16135 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
16137 * configure.ac: use ` ` instead of $()
16138 * configure: Regenerate.
16140 2009-05-05 Ben Elliston <bje@au.ibm.com>
16142 * config/pa/linux-atomic.c: Eliminate conditional include of
16143 errno.h on non-LP64 systems to simplify build requirements.
16145 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16147 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
16149 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
16150 and pass value to identifier_to_locale.
16151 (warn_variable_length_array): Make name a tree.
16152 (grokdeclarator): Separate diagnostic texts for named and unnamed
16153 declarators. Use %qE for named declarators.
16154 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
16156 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
16157 identifiers in diagnostics.
16158 * c-typeck.c (push_member_name, start_init): Pass identifiers to
16159 identifier_to_locale. Mark "anonymous" strings for translation.
16161 2009-05-04 Michael Eager <eager@eagercon.com>
16163 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
16164 address for DImode/DFmode only if double-precision FP regs.
16166 2009-05-04 Michael Eager <eager@eagercon.com>
16168 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
16169 TARGET_SINGLE_FLOAT check.
16171 2009-05-04 Michael Eager <eager@eagercon.com>
16173 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
16175 2009-05-04 Michael Eager <eager@eagercon.com>
16177 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
16178 * config/rs6000/t-xilinx: New
16180 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
16182 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
16183 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
16184 * gcc/explow.c (memory_address): Use target hook.
16185 * gcc/targhooks.c (default_legitimize_address): New.
16186 * gcc/targhooks.h (default_legitimize_address): New.
16187 * gcc/target.h (legitimize_address): New.
16188 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
16189 (TARGET_INITIALIZER): Include it.
16190 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
16192 * config/bfin/bfin-protos.h (legitimize_address): Remove.
16193 * config/bfin/bfin.c (legitimize_address): Remove.
16194 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
16195 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
16197 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
16198 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
16200 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
16201 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
16202 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
16203 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
16204 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
16205 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
16206 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
16207 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
16208 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
16209 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
16210 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
16211 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
16212 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
16213 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
16214 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
16215 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
16216 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
16217 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
16218 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
16219 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
16220 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
16221 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
16222 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
16224 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
16225 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
16226 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
16227 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
16228 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
16229 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
16230 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
16231 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
16232 (thumb_legitimize_address): Delete.
16233 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
16234 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
16235 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
16236 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
16237 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
16238 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
16240 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
16243 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
16244 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
16245 * config/m32r/m32r.c (m32r_legitimize_address): New.
16246 * config/m68k/m68k.c (m68k_legitimize_address): New.
16247 * config/score/score.c (score_legitimize_address): Standardize.
16248 * config/score/score3.c (score3_legitimize_address): Standardize.
16249 * config/score/score3.h (score3_legitimize_address): Adjust.
16250 * config/score/score7.c (score7_legitimize_address): Standardize.
16251 * config/score/score7.h (score7_legitimize_address): Adjust.
16252 * config/sh/sh.c (sh_legitimize_address): New.
16253 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
16255 * gcc/config/s390/s390.c (legitimize_address): Rename to...
16256 (s390_legitimize_address): ... this.
16257 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
16258 (sparc_legitimize_address): ... this.
16259 * gcc/config/i386/i386.c (legitimize_address): Rename to...
16260 (ix86_legitimize_address): ... this.
16261 * gcc/config/avr/avr.c (legitimize_address): Rename to...
16262 (avr_legitimize_address): ... this.
16263 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
16264 (mn10300_legitimize_address): ... this.
16265 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
16266 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
16267 (alpha_expand_mov): Adjust call.
16269 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
16270 * config/spu/spu.c (spu_legitimize_address): Likewise.
16271 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
16272 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
16274 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16276 * intl.c (locale_encoding, locale_utf8): New.
16277 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
16278 * intl.h (locale_encoding, locale_utf8): Declare.
16279 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
16280 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
16282 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
16284 (pp_tree_identifier): Define to call pp_base_tree_identifier.
16285 (pp_base_tree_identifier): Declare as function.
16286 (identifier_to_locale): Declare.
16287 * Makefile.in (pretty-print.o): Update dependencies.
16288 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
16290 2009-05-04 Richard Guenther <rguenther@suse.de>
16292 PR middle-end/40015
16293 * builtins.c (fold_builtin_memory_op): Do not decay to element
16294 type if the size matches the whole array.
16296 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16298 * expmed.c (synth_mult): When trying out a shift, pass the result
16301 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16303 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
16304 (shiftsub1_cost): New.
16305 (init_expmed): Compute shiftsub1_cost.
16306 (synth_mult): Optimize multiplications by constants of the form
16307 -(2^^m-1) for some constant positive integer m.
16309 2009-05-03 Richard Guenther <rguenther@suse.de>
16312 * c-typeck.c (array_to_pointer_conversion): Do not built
16313 ADDR_EXPRs of arrays of pointer-to-element type.
16314 * c-gimplify.c (c_gimplify_expr): Revert change fixing
16315 up wrong ADDR_EXPRs after-the-fact.
16316 * c-common.c (strict_aliasing_warning): Strip pointer
16317 conversions for obtaining the original type.
16318 * builtins.c (fold_builtin_memset): Handle array types.
16319 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
16322 2009-05-03 Richard Guenther <rguenther@suse.de>
16324 PR middle-end/23329
16325 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
16326 Do not lose casts from array types with unknown extent to array
16327 types with known extent.
16328 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
16329 alias set compatibility.
16331 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
16333 * flags.h (extra_warnings): Delete.
16334 * toplev.c (process_options): Handle Wuninitialized here.
16335 * opts.c (extra_warnings): Delete.
16336 (set_Wextra): Delete.
16337 (common_handle_option): -Wextra can be handled automatically.
16338 * c-opts.c (c_common_handle_option): Delete obsolete code.
16339 (c_common_post_options): Simplify comment.
16340 * common.opt (W): Add Var.
16342 (Wuninitialized): Initialize to -1.
16344 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
16345 Richard Guenther <rguenther@suse.de>
16347 * expr.c (get_def_for_expr): New function.
16348 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
16349 SSA rather than trees.
16350 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
16351 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
16353 2009-05-03 Joseph Myers <joseph@codesourcery.com>
16355 * c-common.c (reswords): Add _Imaginary.
16356 * c-common.c (enum rid): Add RID_IMAGINARY.
16358 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
16360 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
16361 Patch by Richard Guenther.
16363 2009-05-03 Anatoly Sokolov <aesok@post.ru>
16365 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
16366 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16367 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
16368 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
16369 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
16370 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
16371 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
16372 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
16373 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
16374 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
16375 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
16376 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
16377 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
16378 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
16379 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
16380 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
16381 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
16382 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
16384 2009-05-02 Richard Guenther <rguenther@suse.de>
16386 PR tree-optimization/39940
16387 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
16390 2009-05-02 Richard Guenther <rguenther@suse.de>
16392 PR middle-end/40001
16393 * tree-ssa.c (execute_update_addresses_taken): Properly check
16394 if we can mark a variable DECL_GIMPLE_REG_P.
16395 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
16396 back to the end of the function.
16397 (is_gimple_reg_type): Remove complex type special casing.
16398 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
16401 2009-05-02 Ben Elliston <bje@au.ibm.com>
16403 * doc/collect2.texi (Collect2): Document search path behaviour
16404 when configured with --with-ld.
16406 2009-05-02 Jan Hubicka <jh@suse.cz>
16408 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
16409 parameter; update callers.
16410 (coalesce_cost_edge): EH edges are costier because they needs
16411 splitting even if not critical and even more costier when there are
16412 multiple EH predecestors.
16414 2009-05-02 Jan Hubicka <jh@suse.cz>
16416 * except.c (remove_eh_handler_and_replace): Handle updating after
16417 removing TRY blocks.
16419 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
16421 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
16423 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
16425 * varasm.c: Do not include c-pragma.h.
16426 * attribs.c: Do not incude c-common.h.
16428 2009-05-01 Michael Matz <matz@suse.de>
16430 * calls.c (initialize_argument_information): Handle SSA names like
16431 decls with a non MEM_P DECL_RTL.
16433 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16435 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
16436 * ipa-utils.c: Likewise.
16437 * ipa-type-escape.c: Likewise.
16438 * cgraphunit.c Do not include c-common.h.
16439 * ipa-pure-const.c: Likewise.
16440 * tree-if-conv.c: Likewise.
16441 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
16442 * ipa-struct-reorg.c: Likewise.
16443 * tree-nomudflap.c: Likewise.
16444 * tree-ssa-structalias.c: Likewise.
16446 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16448 * store-motion.c: Many cleanups to make this pass a first-class
16449 citizen instead of an appendix to gcse load motion. Add TODO list
16450 to make this pass faster/cleaner/better.
16452 (struct ls_expr): Post gcse.c-split cleanups.
16453 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
16454 "stores" field to "avail_stores".
16455 (pre_ldst_mems): Rename to store_motion_mems.
16456 (pre_ldst_table): Rename to store_motion_mems_table.
16457 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
16458 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
16459 (ldst_entry): Rename to st_expr_entry, update users.
16460 (free_ldst_entry): Rename to free_st_expr_entry, update users.
16461 (free_ldst_mems): Rename to free_store_motion_mems, update users.
16462 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
16464 (first_ls_expr): Rename to first_st_expr, update users.
16465 (next_ls_expr): Rename to next_st_expr, update users.
16466 (print_ldst_list): Rename to print_store_motion_mems. Print names of
16467 fields properly for store motion instead of names inherited from load
16469 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
16470 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
16473 (ae_kill): Rename to st_kill, update users.
16474 (ae_gen): Rename to st_avloc, update users.
16475 (transp): Rename to st_transp, update users.
16476 (pre_insert_map): Rename to st_insert_map, update users.
16477 (pre_delete_map): Rename to st_delete_map, update users.
16478 (insert_store, build_store_vectors, free_store_memory,
16479 one_store_motion_pass): Update for abovementioned changes.
16481 (gcse_subst_count, gcse_create_count): Remove.
16482 (one_store_motion_pass): New statistics counters "n_stores_deleted"
16483 and "n_stores_created", local variables.
16485 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
16488 (regvec, compute_store_table_current_insn): Remove.
16489 (reg_set_info, reg_clear_last_set): Remove.
16490 (compute_store_table): Use DF caches instead of local dataflow
16493 2009-05-01 Joseph Myers <joseph@codesourcery.com>
16495 * c-objc-common.c (c_tree_printer): Print identifiers with
16496 pp_identifier, not pp_string. Mark "({anonymous})" for
16498 * c-pretty-print.c (pp_c_ws_string): New.
16499 (pp_c_cv_qualifier, pp_c_type_specifier,
16500 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
16501 pp_c_storage_class_specifier, pp_c_function_specifier,
16502 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
16503 pp_c_primary_expression, pp_c_postfix_expression,
16504 pp_c_unary_expression, pp_c_shift_expression,
16505 pp_c_relational_expression, pp_c_equality_expression,
16506 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
16507 use pp_string and pp_c_ws_string in place of pp_identifier and
16508 pp_c_identifier for non-identifiers. Mark English strings for
16510 * c-pretty-print.h (pp_c_ws_string): Declare.
16512 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
16513 Roland McGrath <roland@redhat.com>
16515 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
16516 (ENABLE_LD_BUILDID): New configuration option.
16517 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
16518 (LINK_BUILDID_SPEC): New macro.
16519 (init_spec): If defined, prepend it between LINK_EH_SPEC and
16521 * doc/install.texi: Document --enable-linker-build-id option.
16522 * configure: Rebuild.
16523 * config.in: Rebuild.
16525 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
16527 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
16528 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
16529 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
16530 MIPS_GP_SAVE_AREA_SIZE.
16531 * config/mips/mips.c (struct mips_frame_info): Update comment
16532 before arg_pointer_offset and hard_frame_pointer_offset.
16533 (mips_compute_frame_info): Update diagram before function: to
16534 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
16535 indicate the position of frame_pointer_rtx with -fstack-protector and
16536 to show args_size. Don't allocate cprestore area for leaf functions
16537 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
16539 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
16541 2009-04-30 Michael Matz <matz@suse.de>
16543 PR tree-optimization/39955
16544 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
16546 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
16548 * ira.c (setup_cover_and_important_classes): Use safe macro
16549 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
16551 * genpreds.c (write_tm_preds_h): Output suitable definition of
16552 REG_CLASS_FOR_CONSTRAINT.
16554 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16556 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
16558 * bitmap.c (bitmap_descriptor): Likewise.
16559 * ggc-common.c (loc_descriptor): Likewise.
16560 * varray.c (varray_descriptor): Likewise.
16561 * vec.c (vec_descriptor): Likewise.
16563 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
16565 * Makefile.in (dce.o): Add $(EXCEPT_H).
16566 * dce.c: Include except.h and delete redundant vector definitions.
16567 (deletable_insn_p): Return false for non-call insns that can throw
16570 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
16572 * gcse.c (ae_gen): Remove.
16573 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
16574 and make non-static function to make it available in store-motion.c.
16575 Update call sites with search-and-replace.
16576 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
16577 extract_mentioned_regs, extract_mentioned_regs_helper,
16578 find_moveable_store, compute_store_table, load_kills_store, find_loads,
16579 store_killed_in_insn, store_killed_after, store_killed_before,
16580 build_store_vectors, insert_insn_start_basic_block, insert-store,
16581 remove_reachable_equiv_notes, replace_store_insn, delete_store,
16582 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
16583 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
16584 * store-motion.c: ...new file. Also copy data structures from gcse.c
16585 and clean up to remove parts not used by store motion.
16586 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
16587 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
16589 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16592 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
16593 when optimizing for size.
16595 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
16597 * gcse.c (gcse_constant_p): Fix typo in last change.
16599 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16601 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
16603 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
16605 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
16607 2009-04-29 James E. Wilson <wilson@codesourcery.com>
16609 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
16610 CONST_HIGH_PART result.
16612 2009-04-29 Anatoly Sokolov <aesok@post.ru>
16614 * config/avr/avr.c (initial_elimination_offset): Rename to
16615 avr_initial_elimination_offset.
16616 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
16617 change return type to bool.
16618 (avr_can_eliminate): New function.
16619 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
16620 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
16621 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
16622 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
16623 avr_initial_elimination_offset.
16624 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
16625 (avr_initial_elimination_offset): Define.
16627 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
16628 Steven Bosscher <steven@gcc.gnu.org>
16630 PR rtl-optimization/39938
16631 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
16632 * cfgrtl.c: Include insn-attr.h.
16633 (rest_of_pass_free_cfg): New function.
16634 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
16635 * resource.c (init_resource_info): Remove call to df_analyze.
16637 2009-04-29 Richard Guenther <rguenther@suse.de>
16640 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
16641 allow conversion to signed integers.
16643 2009-04-29 Richard Guenther <rguenther@suse.de>
16645 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
16646 shifts of floating point vectors if the shift amount is
16647 a constant multiple of the element size.
16649 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
16650 Michael Matz <matz@suse.de>
16652 PR middle-end/39927
16654 * tree-outof-ssa.c (emit_partition_copy): New function.
16655 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
16656 insert_part_to_rtx_on_edge): Perform the partition base var
16657 copy using emit_partition_copy.
16658 (insert_value_copy_on_edge): Convert constants to the right mode.
16659 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
16660 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
16662 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16664 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
16665 scan backwards to try to find a constant to initialize it.
16667 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
16668 insn before the loop_end instruction, don't look past labels.
16670 2009-04-29 Richard Guenther <rguenther@suse.de>
16672 PR middle-end/39937
16673 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
16674 loose type conversions.
16675 (forward_propagate_addr_expr): Fix tuplification bug. Remove
16676 stmts only if there are no uses of its definition.
16678 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16680 * config/bfin/bfin.h (splitting_loops): Declare.
16681 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
16682 Reorder bit definitions to be ascending.
16683 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
16684 * config/bfin/bfin.c (splitting_loops): New variable.
16685 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
16686 (struct loop_info): Remove members INIT and LOOP_INIT.
16687 (bfin_optimize_loop): Don't set them. Reorder the code that generates
16688 the LSETUP sequence. Allow LC to be loaded from any register, but
16689 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
16690 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
16692 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
16693 of reload_completed.
16696 * config/bfin/bfin.md (movsi_insn): Refine constraints.
16698 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
16700 * Makefile.in (PLUGIN_VERSION_H): New.
16701 (OBJS-common): Remove plugin-version.o.
16702 (plugin.o): Depend on (PLUGIN_VERSION_H).
16703 (plugin-version.o): Remove.
16704 * configure: Regenerate
16705 * configure.ac: Create plugin-version.h.
16706 * gcc-plugin.h (plugin_gcc_version): Remove.
16707 (plugin_default_version_check): Change signature.
16708 * plugin-version.c: Remove.
16709 * plugin.c: Include plugin-version.h.
16710 (str_plugin_gcc_version_name): Remove.
16711 (try_init_one_plugin): Pass gcc version to plugin_init.
16712 (plugin_default_version_check): Both gcc and plugin versions are now
16715 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16717 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
16718 problematic last insns. Test for TYPE_CALL rather than CALL_P.
16719 Remove special case testing for last insn of inner loops. Don't fail
16720 if the loop ends with a jump, emit an extra nop instead.
16722 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
16723 DREGS rather than comparing directly. Remove code that tries to
16724 account for latencies.
16726 2009-04-29 Richard Guenther <rguenther@suse.de>
16728 PR tree-optimization/39941
16729 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
16730 eliminating an indirect call.
16732 2009-04-29 Richard Guenther <rguenther@suse.de>
16734 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
16735 parameter. Allow invariants as base if !require_lvalue.
16736 (verify_gimple_assign_single): Adjust.
16738 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16740 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
16741 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
16742 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
16743 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
16744 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
16746 * config/bfin/bfin.c (bfin_expand_builtin,
16747 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
16749 2009-04-28 Richard Guenther <rguenther@suse.de>
16751 * tree-vect-loop.c (get_initial_def_for_induction): Use
16752 correct types for pointer increment.
16754 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16756 * toplev.c (print_version): Update GMP version string calculation.
16758 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
16760 PR rtl-optimization/39938
16761 * resource.c (init_resource_info): Add call to df_analyze.
16763 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16765 * config/alpha/alpha.md (usegp): Cast the result of
16766 alpha_find_lo_sum_using_gp to enum attr_usegp.
16767 * config/alpha/alpha.c (override_options): Remove end-of-structure
16768 marker element from cpu_table. Use array size of cpu_table to handle
16769 -mcpu and -mtune options.
16770 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16772 2009-04-28 Joseph Myers <joseph@codesourcery.com>
16774 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
16775 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16776 tune_32 and tune_64.
16777 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16778 support on PowerPC.
16779 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16780 * config/rs6000/option-defaults.h: ... here. New file.
16781 (OPT_64, OPT_32): Define.
16782 (MASK_64BIT): Define to 0 if not already defined.
16783 (OPT_ARCH64, OPT_ARCH32): Define.
16784 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16787 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16789 * config/arm/arm.c (arm_override_options): Emit error on using
16792 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16794 PR rtl-optimization/39914
16795 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16796 registers for allocnos created from user-defined variables only
16797 when not optimizing.
16799 2009-04-28 Richard Guenther <rguenther@suse.de>
16801 PR middle-end/39937
16802 * fold-const.c (fold_binary): Use distribute_real_division only
16805 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16807 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16808 add hpux-stdint.h to tm_file.
16809 (hppa[12]*-*-hpux11*): Ditto.
16810 (ia64*-*-hpux*): Ditto.
16811 * config/hpux-stdint.h: New.
16812 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16813 __STDC_EXT__ for all compiles.
16814 * config/pa/pa-hpux.h: Ditto.
16815 * config/pa/pa-hpux10.h: Ditto.
16816 * config/pa/pa-hpux11.h: Ditto.
16818 2009-04-28 Catherine Moore <clm@codesourcery.com>
16820 * debug.h (set_name): Add comment.
16822 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16825 * config/darwin.c (machopic_gen_offset): Check
16826 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16827 * config/arm/arm.c (require_pic_register): Likewise.
16829 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16831 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16832 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16833 m32c_promote_prototypes): Delete.
16835 2009-04-28 Michael Matz <matz@suse.de>
16837 PR middle-end/39922
16838 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16841 2009-04-28 Richard Guenther <rguenther@suse.de>
16843 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16845 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16847 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16848 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16849 * config/arm/arm-tune.md: Regenerate.
16851 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16853 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16854 block if there are complex incoming edges.
16855 (sel_merge_blocks): Remove useless assert.
16856 (sel_redirect_edge_and_branch): Check that edge was redirected.
16857 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16858 (sel_find_rgns): Delete declaration.
16859 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
16860 the region when it is not a preheader.
16862 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16865 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16867 2009-04-28 Richard Guenther <rguenther@suse.de>
16869 * tree.h (SSA_NAME_VALUE): Remove.
16870 (struct tree_ssa_name): Remove value_handle member.
16871 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
16872 array for jump threading.
16873 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
16875 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
16876 * tree-flow.h (threadedge_initialize_values): Declare.
16877 (threadedge_finalize_values): Likewise.
16878 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
16879 (SSA_NAME_VALUE): Define.
16880 (threadedge_initialize_values): New function.
16881 (threadedge_finalize_values): Likewise.
16882 * tree-ssa-dom.c (ssa_name_values): New global variable.
16883 (SSA_NAME_VALUE): Define.
16884 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
16886 2009-04-28 Ira Rosen <irar@il.ibm.com>
16888 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
16889 Use REPORT_VECTORIZED_LOCATIONS instead
16890 REPORT_VECTORIZED_LOOPS.
16891 * tree-vectorizer.c (vect_verbosity_level): Make static.
16892 (vect_loop_location): Rename to vect_location.
16893 (vect_set_verbosity_level): Update comment.
16894 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
16896 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
16897 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
16898 instead REPORT_UNVECTORIZED_LOOPS.
16899 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
16900 and vect_loop_def to vect_external_def and vect_internal_def.
16901 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
16902 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
16903 REPORT_UNVECTORIZED_LOCATIONS.
16904 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
16905 and vect_used_in_loop and to vect_unused_in_scope and
16906 vect_used_in_scope.
16907 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
16908 (vect_verbosity_level): Remove declaration.
16909 (vect_analyze_operations): Likewise.
16910 (vect_analyze_stmt): Declare.
16911 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
16912 REPORT_UNVECTORIZED_LOCATIONS.
16913 (vect_get_loop_niters): Fix indentation.
16914 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
16915 (vect_analyze_loop_operations): New function.
16916 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
16917 vect_analyze_operations.
16918 (vect_is_simple_reduction): Use new names.
16919 (vectorizable_live_operation, vect_transform_loop): Likewise.
16920 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
16921 to specify whether the data references can be a part of interleaving
16923 (vect_analyze_data_ref_dependence): Use new names.
16924 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
16925 (vect_create_addr_base_for_vector_ref): Remove redundant code.
16926 * tree-vect-patterns.c (widened_name_p): Use new names.
16927 (vect_recog_dot_prod_pattern): Likewise.
16928 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
16929 (process_use, vect_mark_stmts_to_be_vectorized,
16930 vect_model_simple_cost, vect_model_store_cost,
16931 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
16932 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
16933 vectorizable_operation, vectorizable_type_demotion,
16934 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
16935 vectorizable_condition): Likewise.
16936 (vect_analyze_operations): Split into vect_analyze_loop_operations
16938 (vect_analyze_stmt): ... new function.
16939 (new_stmt_vec_info): Use new names.
16940 (vect_is_simple_use): Use new names and fix comment.
16941 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
16942 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
16944 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16947 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
16948 and integer modes for x87 operands. Do not ICE for unsupported size,
16949 generate error instead. Generate error for unsupported operand types.
16950 ['z']: Do not handle HImode memory operands specially. Warning
16951 for floating-point operands. Fallthru to 'Z' for unsupported operand
16952 types. Do not ICE for unsupported size, generate error instead.
16953 (output_387_binary_op): Use %Z to output operands.
16954 (output_fp_compare): Ditto.
16955 (output_387_reg_move): Ditto.
16957 2009-04-28 Ben Elliston <bje@au.ibm.com>
16962 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16964 * builtins.c (c_strlen): Do not warn here.
16965 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16966 * c-common.c (pointer_int_sum): Take an explicit location.
16967 Warn about offsets out of bounds.
16968 * c-common.h (pointer_int_sum): Adjust declaration.
16970 2009-04-27 Ian Lance Taylor <iant@google.com>
16972 * collect2.c (is_ctor_dtor): Change type of ret field in struct
16974 * dce.c (run_fast_df_dce): Change type of old_flags to int.
16975 * df-core.c (df_set_flags): Change return type to int. Change
16976 type of old_flags to int.
16977 (df_clear_flags): Likewise.
16978 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
16979 (df_get_conditional_uses): Likewise.
16980 * df.h (df_set_flags, df_clear_flags): Update declarations.
16981 * dwarf2out.c (struct indirect_string_node): Change type of form
16982 field to enum dwarf_form.
16983 (AT_string_form): Change return type to enum dwarf_form.
16984 * fixed-value.c (fixed_compare): Add cast to enum type.
16985 * fwprop.c (update_df): Change 0 to VOIDmode.
16986 * gensupport.c: Change 0 to UNKNOWN.
16987 * gimple.h (gimple_cond_code): Add cast to enum type.
16988 * haifa-sched.c (reemit_notes): Add cast to enum type.
16989 * hooks.c (hook_int_void_no_regs): Remove function.
16990 * hooks.h (hook_int_void_no_regs): Remove declaration.
16991 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
16992 * predict.c (combine_predictions_for_insn): Add casts to enum type.
16993 * real.c (real_arithmetic): Add cast to enum type.
16994 (real_compare): Likewise.
16995 * target.h (struct gcc_target): Change return type of
16996 branch_target_register_class to enum reg_class.
16997 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
16998 default_branch_target_register_class.
16999 * targhooks.c (default_branch_target_register_class): New function.
17000 * targhooks.h (default_branch_target_register_class): Declare.
17001 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
17002 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
17004 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
17006 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
17007 vect_uninitialized_def. Change 0 to ERROR_MARK.
17008 * tree-vect-stmts.c (supportable_widening_operation): Don't
17009 initialize icode1 and icode2.
17010 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
17011 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
17013 (cmn_err_flag_specs): Change 0 to STD_C89.
17014 (cmn_err_char_table): Likewise.
17015 * config/arm/arm.c (get_arm_condition_code): Change type of code
17016 to enum arm_cond_code.
17017 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
17018 (IWMMXT_BUILTIN2): Likewise.
17019 (neon_builtin_type_bits): Don't define typedef.
17020 (neon_builtin_datum): Change type of bits field to int.
17021 (arm_expand_neon_args): Add cast to enum type.
17022 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
17024 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
17025 casts to enum type.
17026 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
17028 * config/mips/mips.md (jal_macro): Return enum constant.
17029 (single_insn): Likewise.
17030 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
17032 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17033 casts to enum type.
17034 * config/s390/s390.c (s390_tune_flags): Change type to int.
17035 (s390_arch_flags): Likewise.
17036 (s390_handle_arch_option): Change flags field of struct pta to int.
17037 * config/s390/s390.h (s390_tune_flags): Update declaration.
17038 (s390_arch_flags): Likewise.
17039 * config/sh/sh.c (prepare_move_operands): Compare
17040 tls_symbolic_operand result with enum constant.
17041 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
17042 (sh_expand_prologue): Add cast to enum type.
17043 (sh_expand_epilogue): Likewise.
17044 (tls_symbolic_operand): Change return type to enum tls_model.
17045 (fpscr_set_from_mem): Add cast to enum type.
17046 (legitimize_pic_address): Compare tls_symbolic_operand result with
17048 (sh_target_reg_class): Change return type to enum reg_class.
17049 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
17051 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
17052 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
17053 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
17054 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
17055 (delayed_branch, tls_call_delay): Likewise.
17056 (eligible_for_sibcall_delay): Likewise.
17057 (eligible_for_return_delay): Likewise.
17058 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
17059 (spu_expand_builtin_1): Likewise.
17061 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
17062 for all types of conversions.
17063 (output_init_element): Issue -Wc++-compat warning if needed when
17064 initializing a bitfield with enum type.
17065 * c-parser.c (c_parser_expression): Set original_type to
17066 original_type of right hand operand of comma operator.
17068 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17070 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
17072 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
17073 * doc/cpp.texi (Standard Predefined Macros)
17074 (Implementation-defined behavior): Likewise.
17075 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
17076 * doc/gimple.texi (GIMPLE Exception Handling)
17077 (@code{GIMPLE_ASSIGN}): Likewise.
17078 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
17079 * doc/invoke.texi (Warning Options, Optimize Options)
17080 (AVR Options, Darwin Options): Likewise.
17081 (Optimize Options): Reformulate -fwhole-program description.
17082 * doc/loop.texi (Lambda): Likewise.
17083 * doc/md.texi (Output Template, Define Constraints)
17084 (Standard Names, Insn Splitting): Likewise.
17085 * doc/options.texi (Option properties): Likewise.
17086 * doc/passes.texi (Tree-SSA passes): Likewise.
17087 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
17088 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
17089 (File Names and DBX): Likewise.
17090 * doc/trouble.texi (Incompatibilities): Likewise.
17092 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17094 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
17095 instruction is correct.
17097 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17099 Allow non-constant arguments to conversion intrinsics.
17100 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
17101 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
17102 * spu.c (print_operand): Handle 'v' and 'w'.
17103 (exp2_immediate_p, spu_gen_exp2): Define.
17104 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
17105 spu_convtf_1): Update parameter descriptions.
17106 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
17107 * constraints.md ('v', 'w'): New.
17108 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
17110 (i2f, I2F): New define_mode_attr.
17111 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
17112 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
17113 fixuns_truncv4sfv4si2): Update to use mode attribute.
17114 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
17115 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
17116 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
17117 patterns for combine.
17119 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
17121 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
17122 (cprop, hoist, pre, store_motion): New debug counters.
17123 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
17124 is not an RTL pass anymore.
17125 (pass_profiling): Remove extern decl for pass removed in 2005.
17126 (pass_gcse, pass_jump_bypass): Remove.
17127 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
17128 to 0 for clean state.
17129 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
17130 * cse.c (gate_handle_cse_after_global_opts,
17131 rest_of_handle_cse_after_global_opts): New functions.
17132 (pass_cse_after_global_opts): New pass, does local CSE.
17133 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
17134 (TV_CPROP): New timevar.
17135 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
17136 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
17137 (gcse_main, recompute_all_luids): Remove.
17138 (compute_hash_table_work): Call max_reg_num instead of reading
17140 (cprop_jump): Don't set run_jump_opt_after_gcse.
17141 (constprop_register): Always allow to alter jumps.
17142 (cprop_insn): Likewise.
17143 (do_local_cprop): Likewise.
17144 (local_cprop_pass): Likewise. Return non-zero if something changed.
17145 (cprop): Remove function, fold interesting bits into one_cprop_pass.
17146 (find_implicit_sets): Add note about missed optimization opportunity.
17147 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
17148 pass_rtl_cprop execute function.
17149 Don't bother tracking the pass number, each pass gets its own dumpfile
17151 Always allow to alter jumpsand bypass jumps.
17152 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
17153 will just find no suitable set.
17154 (pre_edge_insert): Fix dumping, this function is for PRE only.
17155 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
17156 pass_rtl_pre execute function.
17157 (hoist_code): Return non-zero if something changed. Keep track of
17158 substitutions and insertions for statistics gathering similar to PRE.
17159 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
17160 called from the pass_rtl_hoist execute function. Show pass statistics.
17161 (compute_store_table): Use max_reg_num directly instead of using the
17162 formerly global max_gcse_regno.
17163 (build_store_vectors): Likewise.
17164 (replace_store_insn): Fix dumping.
17165 (store_motion): Rename to ...
17166 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
17167 pass, called from the pass_rtl_store_motion execute function. Keep
17168 track of substitutions and insertions for statistics gathering similar
17170 (bypass_jumps): Remove, fold interesting bits into ...
17171 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
17172 from the pass_rtl_cprop execute function.
17173 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
17174 pass_jump_bypass): Remove.
17175 (gate_handle_gcse, rest_of_handle_gcse): Remove.
17176 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
17177 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
17178 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
17179 (gate_rtl_store_motion, execute_rtl_store_motion,
17180 pass_rtl_store_motion): New.
17181 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
17182 make it clear that -fcse-skip-blocks is a no-op for backward compat.
17183 * passes.c (init_optimization_passes): Remove pass_gcse and
17184 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
17185 and cse_after_global_opts in place of pass_gcse. Schedule cprop
17186 instead of pass_jump_bypass.
17188 2009-04-27 Richard Guenther <rguenther@suse.de>
17190 PR middle-end/39928
17191 * gimplify.c (gimplify_expr): If we are required to create
17192 a temporary make sure it ends up as register.
17194 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
17197 * config/i386/i386.c (construct_container): Don't call
17198 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
17199 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
17201 2009-04-27 Michael Matz <matz@suse.de>
17203 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
17204 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
17205 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
17206 (dump_replaceable_exprs): Take a bitmap.
17207 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
17209 (expand_gimple_basic_block): Likewise.
17210 * tree-ssa-ter.c (struct temp_expr_table_d): Make
17211 replaceable_expressions member a bitmap.
17212 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
17213 (mark_replaceable): Likewise.
17214 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
17215 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
17217 2009-04-27 Richard Guenther <rguenther@suse.de>
17219 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
17220 (verify_stmts): Dispatch to gimple/type verification code.
17221 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
17222 issue with call argument types.
17224 2009-04-27 Michael Matz <matz@suse.de>
17226 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
17227 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
17230 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
17231 Eric Botcazou <ebotcazou@adacore.com>
17233 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
17234 a label's basic block.
17235 (mark_target_live_regs): Tidy and rework obsolete comments.
17236 Change back DF problem to LIVE. If a label starts a basic block,
17237 assume that all registers that used to be live then still are.
17238 (init_resource_info): If a label starts a basic block, set its
17239 BLOCK_FOR_INSN accordingly.
17240 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
17242 2009-04-27 Richard Guenther <rguenther@suse.de>
17244 * tree-flow-inline.h (function_ann): Remove.
17245 (get_function_ann): Likewise.
17246 * tree-dfa.c (create_function_ann): Remove.
17247 * tree-flow.h (struct static_var_ann_d): Remove.
17248 (struct function_ann_d): Likewise.
17249 (union tree_ann_d): Remove fdecl member.
17250 (function_ann_t): Remove.
17251 (function_ann, get_function_ann, create_function_ann): Remove
17254 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
17256 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
17258 2009-04-27 Jan Hubicka <jh@suse.cz>
17260 * ipa-pure-const.c (struct funct_state_d): New fields
17261 state_previously_known, looping_previously_known; remove
17262 state_set_in_source.
17263 (analyze_function): Use new fields.
17264 (propagate): Avoid assumption that state_set_in_source imply
17267 * tree-ssa-loop-niter.c (finite_loop_p): New function.
17268 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
17269 * cfgloop.h (finite_loop_p): Declare.
17271 2009-04-26 Michael Matz <matz@suse.de>
17273 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
17275 2009-04-26 Michael Matz <matz@suse.de>
17277 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
17278 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
17279 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
17280 pass_mark_used_blocks): Remove.
17281 * tree-optimize.c (pass_free_datastructures,
17282 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
17283 * passes.c (init_optimization_passes): Don't call
17284 pass_mark_used_blocks, remove dead code.
17286 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
17288 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
17289 * tree-ssa-live.h (register_ssa_partition): Likewise.
17291 2009-04-26 Michael Matz <matz@suse.de>
17294 * builtins.c (fold_builtin_next_arg): Handle SSA names.
17295 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
17296 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
17298 (compare_pairs): Swap cost comparison.
17299 (coalesce_ssa_name): Don't use change_partition_var.
17300 * tree-nrv.c (struct nrv_data): Add modified member.
17301 (finalize_nrv_r): Set it.
17302 (tree_nrv): Use it to update statements.
17303 (pass_nrv): Require PROP_ssa.
17304 * tree-mudflap.c (mf_decl_cache_locals,
17305 mf_build_check_statement_for): Use make_rename_temp.
17306 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
17307 * alias.c (find_base_decl): Handle SSA names.
17308 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
17309 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
17310 * rtl.h (set_reg_attrs_for_parm): Declare.
17311 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
17312 to "optimized", remove unused locals at finish.
17313 (execute_free_datastructures): Make global, call
17314 delete_tree_cfg_annotations.
17315 (execute_free_cfg_annotations): Don't call
17316 delete_tree_cfg_annotations.
17318 * ssaexpand.h: New file.
17319 * expr.c (toplevel): Include ssaexpand.h.
17320 (expand_assignment): Handle SSA names the same as register variables.
17321 (expand_expr_real_1): Expand SSA names.
17322 * cfgexpand.c (toplevel): Include ssaexpand.h.
17323 (SA): New global variable.
17324 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
17325 (SSAVAR): New macro.
17326 (set_rtl): New helper function.
17327 (add_stack_var): Deal with SSA names, use set_rtl.
17328 (expand_one_stack_var_at): Likewise.
17329 (expand_one_stack_var): Deal with SSA names.
17330 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
17331 before unique numbers.
17332 (expand_stack_vars): Use set_rtl.
17333 (expand_one_var): Accept SSA names, add asserts for them, feed them
17334 to above subroutines.
17335 (expand_used_vars): Expand all partitions (without default defs),
17336 then only the local decls (ignoring those expanded already).
17337 (expand_gimple_cond): Remove edges when jumpif() expands an
17338 unconditional jump.
17339 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
17340 or remove abnormal edges. Ignore insns setting the LHS of a TERed
17342 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
17343 members of SA; deal with PARM_DECL partitions here; expand
17344 all PHI nodes, free tree datastructures and SA. Commit instructions
17345 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
17346 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
17347 info and statements at start, collect garbage at finish.
17348 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
17349 (VAR_ANN_PARTITION) Remove.
17350 (change_partition_var): Don't declare.
17351 (partition_to_var): Always return SSA names.
17352 (var_to_partition): Only accept SSA names.
17353 (register_ssa_partition): Only check argument.
17354 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
17356 (delete_var_map): Don't free it.
17357 (var_union): Only accept SSA names, simplify.
17358 (partition_view_init): Mark only useful SSA names as used.
17359 (partition_view_fini): Only deal with SSA names.
17360 (change_partition_var): Remove.
17361 (dump_var_map): Use ssa_name instead of partition_to_var member.
17362 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
17364 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
17365 (struct _elim_graph): New member const_dests; nodes member vector of
17367 (set_location_for_edge): New static helper.
17368 (create_temp): Remove.
17369 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
17370 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
17371 (new_elim_graph): Allocate const_dests member.
17372 (clean_elim_graph): Truncate const_dests member.
17373 (delete_elim_graph): Free const_dests member.
17374 (elim_graph_size): Adapt to new type of nodes member.
17375 (elim_graph_add_node): Likewise.
17376 (eliminate_name): Likewise.
17377 (eliminate_build): Don't take basic block argument, deal only with
17378 partition numbers, not variables.
17379 (get_temp_reg): New static helper.
17380 (elim_create): Use it, deal with RTL temporaries instead of trees.
17381 (eliminate_phi): Adjust all calls to new signature.
17382 (assign_vars, replace_use_variable, replace_def_variable): Remove.
17383 (rewrite_trees): Only do checking.
17384 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
17385 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
17386 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
17387 contains_tree_r, MAX_STMTS_IN_LATCH,
17388 process_single_block_loop_latch, analyze_edges_for_bb,
17389 perform_edge_inserts): Remove.
17390 (expand_phi_nodes): New global function.
17391 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
17392 functions, initialize new parameter, remember partitions having a
17394 (finish_out_of_ssa): New global function.
17395 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
17396 don't reset in_ssa_p here, don't disable TER when mudflap.
17397 (pass_del_ssa): Remove.
17398 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
17400 (execute_free_datastructures): Declare.
17401 * Makefile.in (SSAEXPAND_H): New variable.
17402 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
17403 * basic-block.h (commit_one_edge_insertion): Declare.
17404 * passes.c (init_optimization_passes): Move pass_nrv and
17405 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
17406 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
17407 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
17408 (redirect_branch_edge): Deal with super block when expanding, split
17409 out jump patching itself into ...
17410 (patch_jump_insn): ... here, new static helper.
17412 2009-04-26 Michael Matz <matz@suse.de>
17414 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
17415 beyond num_ssa_names.
17416 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
17417 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
17419 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17421 PR inline-asm/39543
17422 * fwprop.c (forward_propagate_asm): New function.
17423 (forward_propagate_and_simplify): Propagate also into __asm, if it
17424 doesn't increase the number of referenced registers.
17427 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
17429 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17431 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
17432 note_nonlocal_vla_type for nonlocal VLAs.
17433 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
17434 contains_remapped_vars, remap_vla_decls): New functions.
17435 (convert_nonlocal_reference_stmt): If not optimizing, call
17436 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
17437 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
17438 if it wasn't found in var_map.
17439 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
17440 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
17441 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
17443 * gimplify.c (nonlocal_vlas): New variable.
17444 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
17446 (gimplify_body): Create and destroy nonlocal_vlas.
17448 * dwarf2out.c (loc_descr_plus_const): New function.
17449 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
17450 mem_loc_descriptor, loc_descriptor_from_tree_1,
17451 descr_info_loc, gen_variable_die): Use it.
17453 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
17454 !TREE_STATIC VAR_DECLs.
17455 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
17456 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
17457 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
17458 DECL_BY_REFERENCE is valid.
17459 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
17460 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
17461 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
17462 Copy DECL_BY_REFERENCE.
17463 (struct nesting_copy_body_data): New type.
17464 (nesting_copy_decl): New function.
17465 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
17466 if they have variable length.
17468 2009-04-26 Michael Matz <matz@suse.de>
17470 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
17471 mark new temporaries for renaming.
17473 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17476 * c-decl.c (global_bindings_p): Return negative value.
17477 (c_variable_size): New. Based on variable_size from
17479 (grokdeclarator): Call c_variable_size not variable_size.
17481 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
17483 * config/i386/i386.c (print_operand) ['z']: Fix typo.
17485 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
17487 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
17488 Redefine it to just use mingw/include.
17489 (ASM_SPEC): Rules for -m32 and -m64.
17490 (LINK_SPEC): Use Likewise.
17491 (SPEC_32): New define.
17492 (SPEC_64): Likewise.
17493 (SUB_LINK_SPEC): Likewise.
17494 (MULTILIB_DEFAULTS): New define.
17495 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
17496 Add multilib options.
17497 (MULTILIB_DIRNAMES): Likewise.
17498 (MULTILIB_OSDIRNAMES): Likewise.
17499 (LIBGCC): Likewise.
17500 (INSTALL_LIBGCC): Likewise.
17502 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17505 * c-tree.h (enum c_inline_static_type): New.
17506 (record_inline_static): Declare.
17507 * c-decl.c (struct c_inline_static, c_inline_statics,
17508 record_inline_static, check_inline_statics): New.
17509 (pop_file_scope): Call check_inline_statics.
17510 (start_decl): Call record_inline_static instead of pedwarning
17511 directly for static in inline function.
17512 * c-typeck.c (build_external_ref): Call record_inline_static
17513 instead of pedwarning directly for static referenced in inline
17516 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
17518 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
17519 not new but only being rescanned.
17520 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
17521 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
17522 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
17523 record_set_info, compute_set, grealloc): Remove.
17524 (recompute_all_luids): New function.
17525 (gcse_main): Don't compute sets, and don't do related memory
17526 allocations/free-ing. If something changed before the end of the
17527 pass, update LUIDs using recompute_all_luids.
17528 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
17529 (free_gcse_mem): Don't free it either.
17530 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
17531 Use the df insn LUIDs.
17532 (load_killed_in_block): Likewise.
17533 (compute_hash_table_work): Don't compute reg_set_in_block.
17534 (compute_transp): Use DF_REG_DEF_CHAINs.
17535 (local_cprop_pass): Don't use compute_sets and related functions.
17536 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
17537 Use get_max_uid() instead of max_cuid.
17538 (insert_insn_end_basic_block, pre_insert_copy_insn,
17539 update_ld_motion_stores): Don't try to
17540 keep reg_set tables up to date.
17541 (pre_insert_copies): Use df insn LUIDs.
17542 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
17543 (reg_set_info): Don't use extra bitmap argument.
17544 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
17545 information to compute regs_set_in_block.
17546 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
17547 (bypass_jumps): Don't use compute_sets and friends.
17549 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17552 * opts.c (undocumented_msg): Do not leave blank even with
17555 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17557 * c-decl.c (build_enumerator): Allow values folding to integer
17558 constants but not integer constant expressions with a pedwarn if
17561 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17564 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
17565 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
17566 type is an integer constant.
17568 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17571 * config/i386/i386.c (print_operand) ['z']: Revert handling of
17574 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17577 * c-decl.c (grokdeclarator): Diagnose declarations of functions
17578 with variably modified return type and no storage class
17579 specifiers, except for the case of nested functions. Distinguish
17580 extern declarations of functions with variably modified return
17581 types from those of objects with variably modified types.
17583 2009-04-25 Jan Hubicka <jh@suse.cz>
17585 * tree.c (list_equal_p): New function.
17586 * tree.h (list_equal_p): Declare.
17587 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17588 basic_block_def, basic_block, const_basic_block): New.
17589 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
17590 (redirect_eh_edge): New function.
17591 (make_eh_edge_update_phi): EH edges are not abnormal.
17592 * except.c: Include tree-flow.h.
17593 (list_match): New function.
17594 (eh_region_replaceable_by_p): New function.
17595 (replace_region): New function.
17596 (hash_type_list): New function.
17597 (hash_eh_region): New function.
17598 (eh_regions_equal_p): New function.
17599 (merge_peers): New function.
17600 (remove_unreachable_regions): Verify EH tree when checking;
17602 (copy_eh_region_1): New function.
17603 (copy_eh_region): New function.
17604 (push_reachable_handler): New function.
17605 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
17606 regions without label but with live RESX.
17607 * except.h (redirect_eh_edge_to_label): New.
17608 * tree-flow.h (redirect_eh_edge): New.
17609 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17610 basic_block_def, basic_block, const_basic_block): Remove.
17611 * Makefile.in (except.o): Add dependency on tree-flow.h
17612 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
17613 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
17616 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
17619 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
17620 on the destination of memcpy.
17622 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
17624 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
17625 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
17626 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
17628 2009-04-25 Jan Hubicka <jh@suse.cz>
17630 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
17631 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
17632 to be reached by different label than left.
17633 (update_eh_edges): Update comment; remove edge_to_remove if possible
17634 and return true if suceeded.
17635 (cleanup_empty_eh): Accept sharing map; handle shared regions.
17636 (cleanup_eh): Compute sharing map.
17637 * except.c (remove_eh_handler_and_replace): Add argument if we should
17639 (remove_unreachable_regions): Update for label sharing.
17640 (label_to_region_map): Likewise.
17641 (get_next_region_sharing_label): New function.
17642 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
17644 (remove_eh_handler): Update.
17645 (remove_eh_region_and_replace_by_outer_of): New function.
17646 * except.h (struct eh_region): Add next_region_sharing_label.
17647 (remove_eh_region_and_replace_by_outer_of,
17648 get_next_region_sharing_label): Declare.
17649 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
17651 2009-04-25 Jan Hubicka <jh@suse.cz>
17653 * tree-cfg.c (split_critical_edges): Split also edges where we can't
17654 insert code even if they are not critical.
17656 2009-04-25 Jan Hubicka <jh@suse.cz>
17658 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17659 (gimple_can_remove_branch_p): EH edges won't remove branch by
17661 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
17662 updating of non-abnormal EH edges.
17663 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17664 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
17665 (split_critical_edges): Split also edges where emitting code on them
17666 will lead to splitting later.
17668 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17669 H.J. Lu <hongjiu.lu@intel.com>
17672 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
17673 the configured assembler supports fildq and fistpq mnemonics.
17674 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
17675 * configure: Regenerated.
17676 * config.in: Ditto.
17678 * config/i386/i386.c (print_operand): Handle 'Z'.
17679 ['z']: Remove handling of special fild/fist suffixes.
17680 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
17681 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
17682 suffix of fild insn.
17683 (*floatsi<mode>2_vector_mixed): Ditto.
17684 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
17685 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
17686 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17687 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
17688 * config/i386/gas.h (GAS_MNEMONICS): Remove.
17690 2009-04-25 Ben Elliston <bje@au.ibm.com>
17692 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
17693 the source of a set operation.
17695 2009-04-25 Anatoly Sokolov <aesok@post.ru>
17697 * target.h (struct gcc_target): Add case_values_threshold field.
17698 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
17699 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
17700 * targhooks.c (default_case_values_threshold): New function.
17701 * targhooks.h (default_case_values_threshold): Declare function.
17702 * stmt.c (expand_case): Use case_values_threshold target hook.
17703 * expr.h (case_values_threshold): Remove declartation.
17704 * expr.c (case_values_threshold): Remove function.
17705 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
17707 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
17708 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17709 (avr_case_values_threshold): Declare as static.
17710 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
17712 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
17713 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17714 (mn10300_case_values_threshold): New function.
17716 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17718 * ira.c (setup_cover_and_important_classes): Add enum cast.
17720 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
17722 * genpreds.c (write_enum_constraint_num): Output definition of
17723 CONSTRAINT_NUM_DEFINED_P macro.
17724 * ira.c (setup_cover_and_important_classes): Use
17725 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
17727 2009-04-24 DJ Delorie <dj@redhat.com>
17729 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
17730 __SH2A_SINGLE_ONLY__ also.
17732 2009-04-24 Steve Ellcey <sje@cup.hp.com>
17734 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
17735 (movdf_internal): Ditto.
17736 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
17737 SFmode and DFmode constants.
17738 (ia64_print_operand): Add 'G' format for printing
17739 floating point constants.
17741 2009-04-24 Richard Guenther <rguenther@suse.de>
17743 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
17744 from unsigned additions.
17746 2009-04-24 Joseph Myers <joseph@codesourcery.com>
17748 * c-typeck.c (set_init_index): Allow array designators that are
17749 not integer constant expressions with a pedwarn if pedantic.
17751 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17753 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
17754 zero if no overlap in nonzero bits between the operands.
17756 2009-04-24 Ian Lance Taylor <iant@google.com>
17758 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
17759 (record_dead_and_set_regs): Likewise.
17760 * df.h (struct df_mw_hardreg): Change flags field to int.
17761 (struct df_base_ref): Likewise.
17762 (struct df): Change changeable_flags field to int.
17763 * df-scan.c (df_defs_record): Change clobber_flags to int.
17764 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
17765 constants rather than #define macros.
17766 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17767 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
17768 (enum dwarf_calling_convention): Likewise.
17769 (enum dwarf_line_number_x_ops): Likewise.
17770 (enum dwarf_call_frame_info): Likewise.
17771 (enum dwarf_source_language): Likewise.
17772 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
17773 (add_calling_convention_attribute): Likewise.
17774 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
17775 (combine_comparisons): Change compcode to int. Add cast to enum type.
17776 * genrecog.c (maybe_both_true_2): Change c to int.
17777 (write_switch): Likewise. Add cast to enum type.
17778 * gimplify.c (gimplify_omp_for): Handle return values from
17779 gimplify_expr using MIN rather than bitwise or.
17780 (gimplify_expr): Add cast to enum type.
17781 * ipa-prop.c (update_jump_functions_after_inlining): Change
17782 IPA_BOTTOM to IPA_JF_UNKNOWN.
17783 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17784 Add casts to enum type.
17785 (setup_cover_and_important_classes): Change cl to int. Add casts
17787 (setup_class_translate): Change cl and mode to int.
17788 (ira_init_once): Change mode to int.
17789 (free_register_move_costs): Likewise.
17790 (setup_prohibited_mode_move_regs): Add casts to enum type.
17791 * langhooks.c (add_builtin_function_common): Rework assertion that
17792 value fits bitfield.
17793 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17794 * omega.c (omega_do_elimination): Avoid math on enum types.
17795 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17796 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17797 int local to handle integral_argment value.
17798 * regmove.c (try_auto_increment): Change PUT_MODE to
17800 * reload.c (push_secondary_reload): Add casts to enum type.
17801 (secondary_reload_class, find_valid_class): Likewise.
17802 * reload1.c (emit_input_reload_insns): Likewise.
17803 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17804 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17805 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17807 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17808 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17810 (expand_complex_libcall): Add casts to enum type.
17811 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17812 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17813 with ERROR_MARK, not NUM_TREE_CODES.
17814 (vect_create_epilog_for_reduction): Likewise.
17815 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17816 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17817 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17819 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17820 vect_unused_in_loop. Change 0 to loop_vect.
17821 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17822 * var-tracking.c (get_init_value): Change return type to enum
17824 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17825 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17827 (arm_override_options): Add casts to enum type.
17828 (arm_emit_tls_decoration): Likewise.
17829 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17831 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17832 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17833 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17835 * config/s390/s390.c (code_for_builtin_64): Change to array of
17837 (code_for_builtin_31): Likewise.
17838 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17840 * config/sparc/sparc.c (sparc_override_options): Change value
17841 field in struct code_model to enum cmodel. In initializer change
17842 0 to NULL and add cast to enum type.
17844 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17845 Change all callers. Issue a -Wc++-compat warning using
17846 lhs_origtype if necessary.
17847 (convert_for_assignment): Issue -Wc++-compat warnings about
17848 invalid conversions to enum type on assignment.
17849 * c-common.h (build_modify_expr): Update declaration.
17851 2009-04-24 Nick Clifton <nickc@redhat.com>
17853 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17854 (function_arg_advance): Likewise.
17855 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17858 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17860 * config/s390/constraints.md ('I', 'J'): Fix condition.
17862 2009-04-24 Diego Novillo <dnovillo@google.com>
17864 * gengtype-parse.c (parse_error): Add newline after message.
17866 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17868 * config/i386/sse.md (avxmodesuffixs): Removed.
17869 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
17870 (*avx_pinsr<ssevecsize>): This.
17872 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17874 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
17875 follow chains of regs with a single definition, and allow expressions
17876 that are function_invariant_p.
17877 (simple_rhs_p): Allow expressions that are function_invariant_p.
17879 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
17881 PR middle-end/39867
17882 * fold-const.c (fold_cond_expr_with_comparison): When folding
17883 > and >= to MAX, make sure the MAX uses the same type as the
17884 comparison's operands.
17886 2009-04-24 Nick Clifton <nickc@redhat.com>
17888 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
17889 addressing for DImode accesses.
17890 (frv_print_operand_address): Handle PLUS case.
17891 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
17893 2009-04-24 Jakub Jelinek <jakub@redhat.com>
17895 PR rtl-optimization/39794
17896 * alias.c (canon_true_dependence): Add x_addr argument.
17897 * rtl.h (canon_true_dependence): Adjust prototype.
17898 * cse.c (check_dependence): Adjust canon_true_dependence callers.
17899 * cselib.c (cselib_invalidate_mem): Likewise.
17900 * gcse.c (compute_transp): Likewise.
17901 * dse.c (scan_reads_nospill): Likewise.
17902 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
17903 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
17904 canon_base_addr of the group, plus optional offset.
17905 (struct group_info): Rename canon_base_mem to
17907 (get_group_info): Set canon_base_addr to canon_rtx of base, not
17908 canon_rtx of base_mem.
17910 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
17912 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
17913 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
17915 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17917 * config/spu/spu-builtins.h: Delete file.
17919 * config/spu/spu.h (enum spu_builtin_type): Move here from
17921 (struct spu_builtin_description): Likewise. Add GTY marker.
17922 Do not use enum spu_function_code or enum insn_code.
17923 (spu_builtins): Add extern declaration.
17925 * config/spu/spu.c: Do not include "spu-builtins.h".
17926 (enum spu_function_code, enum spu_builtin_type_index,
17927 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
17928 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
17929 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
17930 unsigned_V2DI_type_node): Move here from spu-builtins.h.
17931 (spu_builtin_types): Make static. Add GTY marker.
17932 (spu_builtins): Add extern declaration with GTY marker.
17933 Include "gt-spu.h".
17935 * config/spu/spu-c.c: Do not include "spu-builtins.h".
17936 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
17937 Check programmatically whether all parameters are scalar.
17939 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
17941 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
17943 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
17944 assignment from the constructor either if the target is volatile.
17946 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
17948 * config/arm/arm.md (insv): Do not share operands[0].
17950 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
17952 * config/vxlib-tls.c (active_tls_threads): Delete.
17953 (delete_hook_installed): New.
17954 (tls_delete_hook): Don't delete the delete hook.
17955 (tls_destructor): Delete it here.
17956 (__gthread_set_specific): Adjust installing the delete hook.
17957 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
17958 __gthread_leave_tsd_dtor_context.
17960 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
17962 * c-format.c (gcc_tdiag_char_table): Add support for %E.
17964 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
17966 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
17968 (alpha_rtx_costs): Ditto.
17969 (emit_unlikely_jump): Use add_reg_note.
17970 (emit_frame_store_1): Ditto.
17971 (alpha_expand_prologue): Ditto.
17972 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17973 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
17975 2009-04-23 Nick Clifton <nickc@redhat.com>
17977 * config/v850/v850.md (epilogue): Remove suppressed code.
17978 (return): Rename to return_simple and remove test of frame size.
17979 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
17980 to gen_return_simple.
17982 2009-04-22 Jing Yu <jingyu@google.com>
17985 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
17987 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17990 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
17991 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
17992 value is a VECTOR_CST, the element type is the element type of the
17995 2009-04-22 DJ Delorie <dj@redhat.com>
17997 * config/m32c/m32c.h: Update GTY annotations to new syntax.
17999 2009-04-22 Jakub Jelinek <jakub@redhat.com>
18001 * alias.c (find_base_term): Move around LO_SUM case, so that
18002 CONST falls through into PLUS/MINUS handling.
18005 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
18006 into 0, use omit_one_operand.
18008 2009-04-23 Ben Elliston <bje@au.ibm.com>
18010 * config/rs6000/linux-unwind.h (get_regs): Remove type
18011 puns. Change the type of `pc' to an array of unsigned ints and
18012 update all users. Constify frame24.
18014 2009-04-22 DJ Delorie <dj@redhat.com>
18016 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
18017 declarations before code.
18018 (current_function_special_page_vector): Likewise.
18019 (m32c_expand_insv): Silence a warning.
18021 2009-04-21 Taras Glek <tglek@mozilla.com>
18023 * alias.c: Update GTY annotations to new syntax.
18024 * basic-block.h: Likewise.
18025 * bitmap.h: Likewise.
18026 * c-common.h: Likewise.
18027 * c-decl.c: Likewise.
18028 * c-parser.c: Likewise.
18029 * c-pragma.c: Likewise.
18030 * c-tree.h: Likewise.
18031 * cfgloop.h: Likewise.
18032 * cgraph.h: Likewise.
18033 * config/alpha/alpha.c: Likewise.
18034 * config/arm/arm.h: Likewise.
18035 * config/avr/avr.h: Likewise.
18036 * config/bfin/bfin.c: Likewise.
18037 * config/cris/cris.c: Likewise.
18038 * config/darwin.c: Likewise.
18039 * config/frv/frv.c: Likewise.
18040 * config/i386/i386.c: Likewise.
18041 * config/i386/i386.h: Likewise.
18042 * config/i386/winnt.c: Likewise.
18043 * config/ia64/ia64.h: Likewise.
18044 * config/iq2000/iq2000.c: Likewise.
18045 * config/mips/mips.c: Likewise.
18046 * config/mmix/mmix.h: Likewise.
18047 * config/pa/pa.c: Likewise.
18048 * config/pa/pa.h: Likewise.
18049 * config/rs6000/rs6000.c: Likewise.
18050 * config/s390/s390.c: Likewise.
18051 * config/sparc/sparc.c: Likewise.
18052 * config/xtensa/xtensa.c: Likewise.
18053 * cselib.h: Likewise.
18054 * dbxout.c: Likewise.
18055 * dwarf2out.c: Likewise.
18056 * except.c: Likewise.
18057 * except.h: Likewise.
18058 * fixed-value.h: Likewise.
18059 * function.c: Likewise.
18060 * function.h: Likewise.
18061 * gimple.h: Likewise.
18062 * integrate.c: Likewise.
18063 * optabs.c: Likewise.
18064 * output.h: Likewise.
18065 * real.h: Likewise.
18067 * stringpool.c: Likewise.
18068 * tree-data-ref.c: Likewise.
18069 * tree-flow.h: Likewise.
18070 * tree-scalar-evolution.c: Likewise.
18071 * tree-ssa-address.c: Likewise.
18072 * tree-ssa-alias.h: Likewise.
18073 * tree-ssa-operands.h: Likewise.
18074 * tree.c: Likewise.
18075 * tree.h: Likewise.
18076 * varasm.c: Likewise.
18077 * varray.h: Likewise.
18079 * coretypes.h: Do not define GTY macro if it is already defined.
18080 * doc/gty.texi: Update GTY documentation to new syntax.
18081 * gengtype-lex.l: Enforce attribute-like syntax for GTY
18082 annotations on structs.
18083 * gengtype-parse.c: Likewise.
18085 2009-04-22 Mark Heffernan <meheff@google.com>
18087 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
18089 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18091 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
18094 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
18096 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
18097 the same as a PLUS without a shift. Increase the cost of a
18100 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18102 * Makefile.in: Update dependencies.
18103 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
18104 * errors.h: Remove bogus comment about compatibility.
18105 (warning): Update declaration.
18106 * genautomata.c: Update all calls to warning.
18107 * gimple.c: Do not include errors.h. Include toplev.h.
18108 * tree-ssa-structalias.c: Do not include errors.h.
18109 * omega.c: Likewise.
18110 * tree-ssa-reassoc.c: Likewise.
18111 * config/spu/spu-c.c: Likewise.
18112 * config/spu/t-spu-elf: Update dependencies.
18114 2009-04-22 Richard Guenther <rguenther@suse.de>
18116 PR tree-optimization/39824
18117 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
18118 make sure the types are compatible.
18120 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18123 * c-common.c (c_parse_error): Take a token_flags parameter.
18124 Use token_type for the token type instead.
18125 Pass token_flags to cpp_type2name.
18126 * c-common.h (c_parse_error): Update declaration.
18127 * c-parser.c (c_parser_error): Pass 0 as token flags.
18129 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
18131 PR rtl-optimization/39580
18132 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
18134 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18136 * function.c (expand_function_end): Do not emit a jump to the "naked"
18137 return label for fall-through returns.
18138 * except.c (sjlj_emit_function_exit): Always place the call to the
18139 unregister function at the location installed by expand_function_end.
18141 2009-04-22 Richard Guenther <rguenther@suse.de>
18143 PR tree-optimization/39845
18144 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
18145 (gen_inbound_check): Likewise.
18147 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
18149 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
18151 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
18152 * config/vxlib.c (__gthread_once): Add race guard for PPC.
18154 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18156 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
18157 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
18158 shift counts to avoid out-of-bounds array accesses.
18160 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18162 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
18163 (Pmode): Move above.
18165 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
18167 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
18168 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
18169 GET_CODE macro. Use IN_RANGE macro where appropriate.
18170 * config/alpha/alpha.h: Ditto.
18171 * config/alpha/alpha.md: Ditto.
18172 * config/alpha/constraints.md: Ditto.
18173 * config/alpha/predicates.md: Ditto.
18175 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
18177 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
18178 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18179 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18180 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18181 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18182 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18183 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18184 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18185 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18186 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18187 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18188 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18189 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18190 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18191 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18192 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18193 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18194 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18195 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18196 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18197 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18198 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18199 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18200 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18201 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18202 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18203 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18205 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
18207 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
18208 references from comments.
18209 * cfgbuild.c: (count_basic_blocks): Delete.
18210 (find_basic_blocks_1): Delete.
18211 (find_basic_blocks): Delete.
18212 * except.c (finish_eh_generation): Make static. Move comment from
18213 except.h here. Remove find_basic_blocks references from comments.
18214 * except.h (finish_eh_generation): Delete.
18215 * basic-block.h (find_basic_blocks): Delete.
18216 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
18218 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
18220 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
18221 (sdbout_parms): Likewise.
18223 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
18225 * config/sh/sh.c (prepare_cbranch_operands): Use
18226 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
18227 (expand_cbranchdi4): Likewise.
18228 (from_compare): Add cast to enum type.
18229 (expand_cbranchsi4): Use add_reg_note.
18230 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
18231 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
18232 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
18233 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18234 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
18235 instead of CODE_FOR_nothing.
18236 (cbranchdi4): Likewise. Fix the order of arguments for
18238 (push_fpscr): Use add_reg_note.
18239 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
18240 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
18242 2009-04-21 Joseph Myers <joseph@codesourcery.com>
18244 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
18245 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18246 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18247 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
18248 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
18249 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
18250 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
18251 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
18252 config/alpha/x-vms, config/arc/t-arc,
18253 config/arm/README-interworking, config/arm/arm-c.c,
18254 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
18255 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
18256 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
18257 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
18258 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
18259 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
18260 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
18261 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
18262 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
18263 config/cris/t-elfmulti, config/crx/t-crx,
18264 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
18265 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
18266 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
18267 config/h8300/t-h8300, config/i386/athlon.md,
18268 config/i386/darwin-libgcc.10.4.ver,
18269 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
18270 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
18271 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
18272 config/i386/t-linux64, config/i386/t-nwld,
18273 config/i386/t-rtems-i386, config/i386/t-sol2-10,
18274 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
18275 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
18276 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
18277 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
18278 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
18279 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
18280 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
18281 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
18282 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
18283 config/m68k/t-uclinux, config/mcore/t-mcore,
18284 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
18285 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
18286 config/mips/crtn.asm, config/mips/irix-crti.asm,
18287 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
18288 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
18289 config/mips/mips-fixed.md, config/mips/sb1.md,
18290 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
18291 config/mips/t-iris6, config/mips/t-isa3264,
18292 config/mips/t-libgcc-mips16, config/mips/t-linux64,
18293 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
18294 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
18295 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
18296 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
18297 config/mn10300/t-linux, config/mn10300/t-mn10300,
18298 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
18299 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
18300 config/picochip/libgccExtras/clzsi2.asm,
18301 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
18302 config/rs6000/darwin-libgcc.10.4.ver,
18303 config/rs6000/darwin-libgcc.10.5.ver,
18304 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
18305 config/rs6000/t-aix43, config/rs6000/t-aix52,
18306 config/rs6000/t-darwin, config/rs6000/t-fprules,
18307 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
18308 config/rs6000/t-lynx, config/rs6000/t-netbsd,
18309 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
18310 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
18311 config/rs6000/t-rtems, config/rs6000/t-spe,
18312 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
18313 config/score/t-score-elf, config/sh/divcost-analysis,
18314 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
18315 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
18316 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
18317 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
18318 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
18319 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
18320 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
18321 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
18322 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
18323 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
18324 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
18325 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
18326 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
18327 limitx.h, version.c, xcoff.h: Add copyright and license notices.
18328 * config/h8300/genmova.sh: Include copyright and license notices
18329 in generated output.
18330 * config/h8300/mova.md: Regenerate.
18331 * doc/install.texi2html: Include word "Copyright" in copyright
18332 notice and use name "Free Software Foundation, Inc.".
18333 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18334 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18335 ChangeLog-2007, ChangeLog-2008: Correct dates.
18337 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
18339 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
18340 NE_EXPR operations as well.
18341 * c-parser.c (c_parser_condition): Do not set location information on
18343 (c_parser_conditional_expression): Likewise.
18344 (c_parser_binary_expression): Set location information on operators.
18345 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
18346 TRUTH_NOT_EXPR has been folded.
18347 * fold-const.c (fold_truth_not_expr): Copy location information from
18348 the incoming expression to the outgoing one.
18349 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
18350 recursive calls on the LHS of the operator but pass that of the
18351 operator to recursive calls on the RHS of the operator. Set it
18353 (shortcut_cond_expr): Set the locus of the operator on the second
18354 COND_EXPR and that of the expression on the first in degenerate cases.
18355 Pass the locus of the expression to calls to shortcut_cond_r.
18356 Set the locus of the 'then' block on the associated jump, if any.
18357 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
18358 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
18359 expression to call to gimplify_boolean_expr.
18361 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
18363 * config.gcc: Add additional configuration for
18364 i686-w64-mingw* and x86_64-w64-mingw* triplet.
18365 * config/i386/mingw-w64.h: New mingw-w64 specific header.
18366 (CPP_SPEC): Redefine for allowing -municode option.
18367 (STARTFILE_SPEC): Likewise.
18368 * config/i386/t-mingw-w64: New.
18369 * config/i386/mingw-w64.opt: New.
18370 (municode): Add new target option.
18371 * doc/invoke.texi (municode): Add documentation for new option.
18373 2009-04-21 Ian Lance Taylor <iant@google.com>
18375 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18376 Correct test for number of arguments.
18377 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
18379 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
18381 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
18382 argument of emit_library_call.
18384 2009-04-21 Richard Guenther <rguenther@suse.de>
18386 PR middle-end/39829
18387 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
18388 inside VIEW_CONVERT_EXPRs.
18390 2009-04-21 Martin Jambor <mjambor@suse.cz>
18392 * tree-switch-conversion.c (build_constructors): Split a long line.
18393 (constructor_contains_same_values_p): New function.
18394 (build_one_array): Create assigns of constants if possible, do not
18395 call mark_sym_for_renaming, call update_stmt.
18396 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
18397 make_rename_temp. Do not call mark_symbols_for_renaming, call
18399 (gen_def_assigns): Do not call mark_symbols_for_renaming or
18400 find_new_referenced_vars, call update_stmt.
18401 (gen_inbound_check): Use create_tmp_var and create ssa names manually
18402 instead of calling make_rename_temp. Do not call
18403 find_new_referenced_vars or mark_symbols_for_renaming, call
18406 2009-04-21 Richard Guenther <rguenther@suse.de>
18408 PR tree-optimization/39827
18409 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
18410 (tree_ssa_phiprop): Pass the correct array size.
18412 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
18414 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
18416 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
18419 * c-typeck.c (lvalue_p): Move declaration ...
18420 * c-common.h (lvalue_p): ... to here.
18421 * c-common.c (candidate_equal_p): New.
18422 (add_tlist): Use it.
18423 (merge_tlist): Use it.
18424 (warn_for_collisions_1): Likewise.
18425 (warning_candidate_p): Accept more candidates.
18426 (verify_tree): A warning candidate can be an expression. Use
18429 2009-04-21 Ben Elliston <bje@au.ibm.com>
18432 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
18433 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
18434 options. Remove -mcall-solaris documentation.
18436 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18439 * doc/invoke.texi (-Wlong-long): Update description.
18440 * c-lex (interpret_integer): Only warn if there was no previous
18441 overflow and -Wlong-long is enabled.
18442 * c-decl.c (declspecs_add_type): Drop redundant flags.
18443 * c.opt (Wlong-long): Init to -1.
18444 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
18445 and front-end warn_long_long. Wlong-long only depends on other
18446 flags if it is uninitialized.
18447 * c-parser.c (disable_extension_diagnostics): warn_long_long is
18448 the same for CPP and FE.
18449 (restore_extension_diagnostics): Likewise.
18451 2009-04-20 Ian Lance Taylor <iant@google.com>
18453 Fix enum conversions which are invalid in C++:
18454 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
18455 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
18456 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
18457 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
18458 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
18459 (dbxout_parms): Likewise.
18460 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
18461 (df_clear_flags): Likewise.
18462 * df-problems.c (df_rd_bb_local_compute_process_def): Change
18463 top_flag parameter to int.
18464 (df_chain_create_bb_process_use): Likewise.
18465 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
18467 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
18468 (df_ref_create_structure, df_def_record_1): Likewise.
18469 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
18470 (df_notes_rescan): Change 0 to VOIDmode in function call.
18471 (df_get_call_refs, df_insn_refs_collect): Likewise.
18472 (df_bb_regs_collect): Likewise.
18473 (df_entry_block_defs_collect): Likewise.
18474 (df_exit_block_uses_collect): Likewise.
18475 * df.h: Update declarations.
18476 * double-int.c (double_int_divmod): Add cast to enum type.
18477 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
18478 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
18479 (based_loc_descr): Likewise.
18480 (loc_descriptor_from_tree_1): Change first_op and second_op to
18481 enum dwarf_location_atom. Add cast to enum type.
18482 * expmed.c (init_expmed): Change 0 to SET in function call.
18483 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
18484 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
18485 (do_store_flag): Likewise.
18486 * fixed-value.h (struct fixed_value): Change mode to enum
18488 * function.c (assign_parms): Change 0 to VOIDmode in function call.
18489 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
18491 (insert_insn_decl, insert_decl, insert_state): Likewise.
18492 (automata_list_finish): Likewise.
18493 * genrecog.c (process_define_predicate): Add cast to enum type.
18494 * gensupport.c (init_predicate_table): Add cast to enum type.
18495 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
18497 (gimple_build_call_1, gimple_build_label): Likewise.
18498 (gimple_build_goto, gimple_build_asm_1): Likewise.
18499 (gimple_build_switch_1, gimple_build_cdt): Likewise.
18500 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
18501 (enum fallback): Rename from enum fallback_t.
18502 (fallback_t): Typedef as int.
18503 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
18504 GSI_SAME_STMT in function call.
18505 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
18507 (setup_reg_class_relations): Likewise.
18508 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
18509 (setup_prohibited_class_mode_regs): Add cast to enum type.
18510 (setup_prohibited_mode_move_regs): Likewise.
18511 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
18512 (record_address_regs): Change i to enum reg_class.
18513 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
18514 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
18515 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
18516 (GET_MODE_2XWIDER_MODE): Likewise.
18517 (GET_CLASS_NARROWEST_MODE): Likewise.
18518 * omp-low.c (expand_omp_for): Add cast to enum type.
18519 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
18520 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
18521 * postreload.c (reload_cse_simplify_operands): Change rclass local
18523 * predict.c (combine_predictions_for_insn): Change best_predictor
18524 and predictor to enum br_predictor.
18525 (combine_predictions_for_bb): Likewise.
18526 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
18527 use SET_PREDICT_EXPR_OUTCOME.
18528 * real.c (real_arithmetic): Change icode to code in function call.
18529 * reginfo.c (init_move_cost): Add casts to enum type.
18530 (init_reg_sets_1, init_fake_stack_mems): Likewise.
18531 * regmove.c (regclass_compatible_p): Change class0 and class1 to
18533 * reload.c (find_valid_class): Add casts to enum type.
18534 (push_reload): Change 0 to NO_REGS in function call.
18535 (find_reloads): Change this_alternative to array of enum
18536 reg_class. Remove some now-unnecessary casts.
18537 (make_memloc): Change 0 to VOIDmode in function call.
18538 * reload1.c (reload): Change 0 to VOIDmode in function call.
18539 (eliminate_regs_1, elimination_effects): Likewise.
18540 (eliminate_regs_in_insn): Likewise.
18541 (emit_input_reload_insns): Add cast to enum type.
18542 (delete_output_reload): Change 0 to VOIDmode in function call.
18543 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
18544 to enum type in function call.
18545 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
18546 (SET_PREDICT_EXPR_OUTCOME): Define.
18547 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
18548 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
18549 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
18550 (dump_function): Likewise.
18551 * tree-dump.h: Update declarations.
18552 * tree-pass.h: Update declarations.
18553 * varasm.c (assemble_integer): Change mclass to enum mode_class.
18554 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
18556 (arm_rtx_costs_1): Correct parenthesization.
18557 (arm_rtx_costs): Add casts to enum type.
18558 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
18559 (vfp_emit_fstmd): Use add_rg_note.
18560 (emit_multi_reg_push, emit_sfm): Likewise.
18561 (thumb_set_frame_pointer): Likewise.
18562 (arm_expand_prologue): Likewise.
18563 (arm_regno_class): Change return type to enum reg_class.
18564 (thumb1_expand_prologue): Use add_reg_note.
18565 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
18566 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
18568 * config/arm/gentune.sh: Add cast to enum type.
18569 * config/arm/arm-tune.md: Rebuild.
18570 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
18571 (ix86_split_fp_branch, predict_jump): Likewise.
18572 (ix86_expand_multi_arg_builtin): Change sub_code from enum
18573 insn_code to enum rtx_code.
18574 (ix86_builtin_vectorized_function): Add cast to enum type.
18575 * config/i386/i386.md (truncdfsf2): Change slot to enum
18577 (truncxf<mode>2, isinf<mode>2): Likewise.
18578 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
18580 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
18581 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
18582 (insert_bundle_state): Change 1 to INSERT in function call.
18583 (ia64_add_bundle_selector_before): Likewise.
18584 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
18585 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
18586 (restore_stack_nonlocal): Likewise.
18587 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
18589 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
18591 (mips_rtx_costs): Likewise.
18592 (mips_override_options): Add casts to enum type.
18593 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
18595 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
18596 (store_reg, set_reg_plus_d): Likewise.
18597 (hppa_expand_prologue, hppa_profile_hook): Likewise.
18598 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18600 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
18602 (emit_unlikely_jump): Use add_reg_note.
18603 (rs6000_emit_allocate_stack): Likewise.
18604 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
18605 (output_toc): Change 1 to INSERT in function call.
18606 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
18607 (rs6000_initialize_trampoline): Likewise.
18608 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
18610 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
18611 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
18612 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
18613 (save_gprs): Use add_reg_note.
18614 (s390_emit_prologue): Likewise.
18615 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18616 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
18617 (sparc_fold_builtin): Add cast to enum type.
18618 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
18620 (spu_expand_prologue): Use add_reg_note.
18621 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
18623 2009-04-20 Ian Lance Taylor <iant@google.com>
18625 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
18626 (c_parser_postfix_expression_after_primary): Get VEC for list of
18627 arguments. Get original types of arguments. Call
18628 build_function_call_vec.
18629 (cached_expr_list_1, cached_expr_list_2): New static variables.
18630 (c_parser_expr_list): Change return type to VEC *. Add
18631 p_orig_types parameter. Change all callers.
18632 (c_parser_release_expr): New static function.
18633 (c_parser_vec_to_tree_list): New static function.
18634 * c-typeck.c (build_function_call): Rewrite to build a VEC and
18635 call build_function_call_vec.
18636 (build_function_call_vec): New function, based on old
18637 build_function_call.
18638 (convert_arguments): Remove nargs and argarray parameters. Change
18639 values to a VEC. Add origtypes parameter.
18640 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
18641 (convert_for_assignment): Add origtype parameter. Change all
18642 callers. If warn_cxx_compat, check for conversion to an enum
18643 type when calling a function.
18644 (store_init_value): Add origtype parameter. Change all callers.
18645 (digest_init): Likewise.
18646 (struct init_node): Add origtype field.
18647 (add_pending_init): Add origtype parameter. Change all callers.
18648 (output_init_element): Likewise.
18649 (output_pending_init_elements): Pass origtype from init_node to
18650 output_init_element.
18651 (process_init_element): Pass origtype from c_expr to
18652 output_init_element.
18653 (c_finish_return): Add origtype parameter. Change all callers.
18654 * c-common.c (sync_resolve_size): Change params to VEC *. Change
18656 (sync_resolve_params): Likewise.
18657 (sync_resolve_return): Change params to first_param. Change caller.
18658 (resolve_overloaded_builtins): Change params to VEC *. Change
18659 callers. Save first parameter around call to build_function_call_vec.
18660 * c-decl.c (finish_decl): Add origtype parameter. Change all
18661 callers. Call build_function_call_vec rather than
18662 build_function_call for cleanup.
18663 * c-tree.h: Update declarations.
18664 * c-common.h: Update declarations.
18665 * stub-objc.c (objc_rewrite_function_call): Change parameter from
18666 params to first_param.
18667 * target.h (struct gcc_target): Change resolve_overloaded_builtin
18668 params parameter from tree to void *.
18669 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18670 Change arglist parameter to have type void *, and to be a pointer
18672 * config/rs6000/rs6000-protos.h
18673 (altivec_resolve_overloaded_builtin): Update declaration.
18674 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
18675 fnargs parameter to have type void *, and to be a pointer to a
18676 VEC. Call build_function_call_vec instead of
18677 build_function_call.
18678 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
18680 2009-04-20 Joey Ye <joey.ye@intel.com>
18681 Xuepeng Guo <xuepeng.guo@intel.com>
18682 H.J. Lu <hongjiu.lu@intel.com>
18684 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
18686 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
18687 (IX86_LEA_PRIORITY): Likewise.
18688 (distance_non_agu_define): New function.
18689 (distance_agu_use): Likewise.
18690 (ix86_lea_for_add_ok): Likewise.
18691 (ix86_dep_by_shift_count): Likewise.
18693 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
18694 should split for LEA.
18696 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
18698 (ix86_dep_by_shift_count): Likewise.
18700 2009-04-20 Richard Guenther <rguenther@suse.de>
18702 * expr.c (handled_component_p): Move ...
18703 * tree.h (handled_component_p): ... here.
18704 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
18705 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
18706 and REALPART_EXPR to be in one group.
18708 2009-04-20 Richard Guenther <rguenther@suse.de>
18710 * basic-block.h (get_all_dominated_blocks): Declare.
18711 * dominance.c (get_all_dominated_blocks): New function.
18712 * tree-cfg.c (get_all_dominated_blocks): Remove.
18713 (remove_edge_and_dominated_blocks): Adjust.
18714 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
18715 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
18716 instead of recursing.
18718 2009-04-20 Doug Kwan <dougkwan@google.com>
18720 * cgraph.h (cgraph_node_ptr): New type for vector functions.
18721 (struct cgraph_node_set_def): New type.
18722 (cgraph_node_set) New type. Also declare vector functions.
18723 (struct cgraph_node_set_element_def): New type.
18724 (cgraph_node_set_element): Ditto.
18725 (cgraph_node_set_iterator): New iterator type.
18726 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
18727 cgraph_node_set_remove, dump_cgraph_node_set,
18728 debug_cgraph_node_set): New prototypes.
18729 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
18730 cgraph_node_set_size): New inlines.
18731 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
18732 including cgraph.h.
18733 (struct ipa_opt_pass): Add struct cgraph_node_set_def
18734 argument to function 'write_summary'.
18735 * ipa.c: Include ggc.h.
18736 (hash_cgraph_node_set_element,
18737 eq_cgraph_node_set_element, cgraph_node_set_new,
18738 cgraph_node_set_add, cgraph_node_set_remove,
18739 cgraph_node_set_find, dump_cgraph_node_set,
18740 debug_cgraph_node_set): New functions.
18741 * Makefile.in (ipa.o): Add dependency on GGC_H.
18743 2009-04-20 Ira Rosen <irar@il.ibm.com>
18745 PR tree-optimization/39675
18746 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
18747 check of the return code of vect_schedule_slp. Check that
18748 stmt_vec_info still exists for the statement, before checking its
18749 vectorization type.
18751 2009-04-20 Michael Matz <matz@suse.de>
18753 * Makefile.in (generated_files): Take out $(simple_generated_c).
18755 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
18757 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
18758 (UINTPTR_TYPE): Likewise.
18760 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18763 * c-typeck.c (digest_init): Check for initializing an array with a
18766 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18769 * c-semantics.c (pop_stmt_list): Propagate
18770 STATEMENT_LIST_HAS_LABEL to parent statement list.
18772 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
18774 * config/mips/mips.h (mips_tune_attr): New macro.
18775 * config/mips/mips.md (cpu): Use it.
18777 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18780 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18783 2009-04-19 Diego Novillo <dnovillo@google.com>
18785 * toplev.c (compile_file): Move call to coverage_finish ...
18786 * cgraphunit.c (ipa_passes): ... here.
18787 Call cgraph_process_new_functions.
18788 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18789 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18791 2009-04-19 Jan Hubicka <jh@suse.cz>
18793 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18795 (dump_cgraph_node): Dump can throw external flag.
18796 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18798 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18802 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18803 * common.opt (Wlogical-op): Move from here...
18804 * c.opt (Wlogical-op): ... to here.
18805 * c-typeck.c (parser_build_binary_op): Update call to
18806 warn_logical_operator.
18807 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18809 * c-common.c (warn_logical_op): Update.
18810 * c-common.h (warn_logical_op): Update declaration.
18812 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18814 * tree.c (protected_set_expr_location): Fix formatting.
18816 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18819 * c-typeck.c (readonly_warning): new.
18820 (build_unary_op, build_modify_expr): Use readonly_warning for
18821 storing into something readonly but not const-qualified.
18823 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18826 * c-typeck.c (build_unary_op): Check for taking address of
18827 expression of type void.
18829 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18832 * c-typeck.c (build_function_call): Check for calling a function
18833 with qualified void return types. Call require_complete_type when
18836 2009-04-18 Jan Hubicka <jh@suse.cz>
18838 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18840 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18841 can_throw_external flag.
18842 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18843 * ipa-pure-const.c (ignore_edge): New function.
18844 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18845 only over can_throw_external edges.
18846 (local_pure_const): Add nothrow flag.
18847 * ipa-utils.c (searchc): Add ignore_edge callback.
18848 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18849 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18850 (set_nothrow_function_flags): Update cgraph.
18851 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18853 2009-04-18 Richard Guenther <rguenther@suse.de>
18855 PR middle-end/39804
18856 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18857 (fold_stmt): ... this and ...
18858 (fold_stmt_inplace): ... this.
18859 (fold_stmt_1): Fold references in calls and asms.
18860 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
18862 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18864 * tree-vrp.c (ssa_name_nonzero_p): Remove.
18865 * tree.h: Remove the prototype for ssa_name_nonzero_p.
18867 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18869 * tree.c (function_args_count): Remove.
18870 * tree.h: Remove the prototype for function_args_count.
18872 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18874 * tree-iterator.c (expr_only): Remove.
18875 * tree.h: Remove the prototype for expr_only.
18877 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18879 * reginfo.c (cannot_change_mode_set_regs): Remove.
18880 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
18882 2009-04-08 Anatoly Sokolov <aesok@post.ru>
18884 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
18885 whether operands 0 and 1 overlaps.
18887 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
18889 PR middle-end/36902
18890 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
18891 pointer. Use warning_at instead of warning.
18892 (search_for_addr_array): Likewise.
18893 (check_array_bounds): Likewise.
18894 (check_all_array_refs): Check that the incoming edge is not in the
18895 list of edges to be removed.
18896 (check_all_array_refs): Avoid the temporal pointer.
18897 (vrp_visit_cond_stmt): Fix typo.
18898 (simplify_switch_using_ranges): Handle the case where the switch
18899 index is an integer constant.
18901 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
18903 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
18905 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18907 * doc/extend.texi, doc/invoke.texi: Fix typos.
18909 2009-04-17 Cary Coutant <ccoutant@google.com>
18911 * tree-flow-inline.h (get_lineno): Fix inverted test.
18913 2009-04-17 Diego Novillo <dnovillo@google.com>
18915 * tree-ssa-pre.c (create_expression_by_pieces): Remove
18916 assertion for AVAIL_OUT.
18918 2009-04-17 Mike Frysinger <vapier@gentoo.org>
18921 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
18922 * config/sh/linux-atomic.asm: Likewise.
18924 2009-04-17 Diego Novillo <dnovillo@google.com>
18926 * except.c (debug_eh_tree): New.
18927 (struct eh_region, struct eh_status): Move ...
18928 * except.h: ... here.
18929 (add_type_for_runtime): Declare extern.
18930 (lookup_type_for_runtime): Likewise.
18931 (debug_eh_tree): Declare.
18932 * Makefile.in (GTFILES): List except.h before except.c
18934 2009-04-17 Diego Novillo <dnovillo@google.com>
18936 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
18937 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
18938 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
18939 (find_vars_r): ... here.
18940 * tree-flow.h (find_referenced_vars_in): Declare.
18941 * tree-ssa-pre.c (create_expression_by_pieces): Assert
18942 that AVAIL_OUT exists for BLOCK.
18943 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
18944 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
18945 (tree-parloops.o): Likewise.
18947 2009-04-17 Simon Baldwin <simonb@google.com>
18949 * toplev.c (default_tree_printer): Add handling for %E format.
18951 2009-04-17 Diego Novillo <dnovillo@google.com>
18953 * tree-pretty-print.c (dump_generic_node): Add break after
18954 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
18955 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
18956 FUNCTION_TYPE together. Call print_struct_decl when printing
18957 structures and TDF_SLIM is not given.
18958 (print_struct_decl): Fix logic for detecting recursion.
18960 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18963 * gcc.c (create_at_file): New.
18964 (compile_input_file_p): New.
18965 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
18966 * main.c (main): Update call to toplev_main.
18967 * toplev.c (toplev_main): Change signature. Call expandargv.
18968 * toplev.h (toplev_main): Change signature.
18970 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18972 * dwarf2out.c (field_byte_offset): Use the type size as the field size
18973 if the latter is not constant.
18975 2009-04-17 David Edelsohn <edelsohn@gnu.org>
18977 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
18979 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18981 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
18982 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
18984 2009-04-17 Richard Guenther <rguenther@suse.de>
18986 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18987 Handle component references view-converting an invariant address.
18989 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
18991 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
18992 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
18993 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
18994 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
18995 Use @deftypevr rather than @deftypevar.
18997 2009-04-17 Richard Guenther <rguenther@suse.de>
18999 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
19000 (get_prop_source_stmt): Likewise.
19001 (can_propagate_from): Likewise.
19003 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
19005 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
19006 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
19007 (--with-multilib-list): Add default value.
19008 * configure: Regenerate.
19009 * Makefile.in (TM_ENDIAN_CONFIG): Define.
19010 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
19011 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
19012 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
19013 Don't add default cpu to multilib list unnecessarily, but do enable
19014 the relevant compiler option..
19015 Add support for --with-multilib-list=<blank> and
19016 --with-multilib-list=!<somelib> to supress unwanted multilibs.
19017 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
19018 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
19019 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
19020 TM_MULTILIB_CONFIG.
19021 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
19022 (MULTILIB_OSDIRNAMES): New variable.
19023 * config/sh/t-1e: Delete file.
19024 * config/sh/t-mlib-sh1: Delete file.
19025 * config/sh/t-mlib-sh2: Delete file.
19026 * config/sh/t-mlib-sh2a: Delete file.
19027 * config/sh/t-mlib-sh2a-nofpu: Delete file.
19028 * config/sh/t-mlib-sh2a-single: Delete file.
19029 * config/sh/t-mlib-sh2a-single-only: Delete file.
19030 * config/sh/t-mlib-sh2e: Delete file.
19031 * config/sh/t-mlib-sh3e: Delete file.
19032 * config/sh/t-mlib-sh4: Delete file.
19033 * config/sh/t-mlib-sh4-nofpu: Delete file.
19034 * config/sh/t-mlib-sh4-single: Delete file.
19035 * config/sh/t-mlib-sh4-single-only: Delete file.
19036 * config/sh/t-mlib-sh4a: Delete file.
19037 * config/sh/t-mlib-sh4a-nofpu: Delete file.
19038 * config/sh/t-mlib-sh4a-single: Delete file.
19039 * config/sh/t-mlib-sh4a-single-only: Delete file.
19040 * config/sh/t-mlib-sh4al: Delete file.
19041 * config/sh/t-mlib-sh5-32media: Delete file.
19042 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
19043 * config/sh/t-mlib-sh5-64media: Delete file.
19044 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
19045 * config/sh/t-mlib-sh5-compact: Delete file.
19046 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
19047 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
19048 * doc/install.texi (Options specification): Add
19049 --with-multilib-list and --with-endian.
19051 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
19053 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
19055 (OBJS-common): Add plugin-version.o.
19056 (plugin-version.o): New.
19057 * gcc-plugin.h (plugin_gcc_version): New.
19058 (plugin_default_version_check): New.
19059 (plugin_init_func, plugin_init): Add version argument.
19060 * plugin-version.c: New.
19061 * plugin.c (str_plugin_gcc_version_name): New.
19062 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
19063 pass it to the init function.
19064 (plugin_default_version_check): New.
19066 2009-04-17 Richard Guenther <rguenther@suse.de>
19068 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
19069 for decl-vs-decl disambiguation.
19071 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
19073 * config/s390/s390.h (s390_tune_attr): New macro definition.
19074 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
19076 2009-04-17 Richard Guenther <rguenther@suse.de>
19078 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
19079 (fold_stmt_r): Likewise.
19080 (maybe_fold_reference): New function.
19081 (fold_gimple_assign): Handle cases fold_stmt_r did.
19082 (fold_stmt): Do not use fold_stmt_r.
19083 (fold_stmt_inplace): Likewise.
19085 2009-04-17 Richard Guenther <rguenther@suse.de>
19087 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
19088 (record_equivalences_from_stmt): Remove useless checks and
19090 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
19091 the type is already suitable.
19093 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
19095 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
19097 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
19099 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
19100 (CMPtype): Define as __gcc_CMPtype.
19102 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
19104 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
19105 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
19107 2009-04-17 Richard Guenther <rguenther@suse.de>
19109 PR tree-optimization/39746
19110 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
19111 special-casing for builtins and static variable use/def.
19112 (call_may_clobber_ref_p_1): Likewise.
19114 2009-04-16 Ian Lance Taylor <iant@google.com>
19116 * df.h: Include "timevar.h".
19117 (struct df_problem): Change tv_id field to timevar_id_t.
19118 * tree-pass.h: Include "timevar.h".
19119 (struct opt_pass): Change tv_id field to timevar_id_t.
19120 * timevar.h (timevar_id_t): Define TV_NONE.
19121 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
19122 TV_NONE rather than tv_id != 0.
19123 (execute_one_pass): Likewise.
19124 * Makefile.in (DF_H): Add $(TIMEVAR_H).
19125 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
19126 dependencies to $(TREE_PASS_H).
19127 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
19129 (pass_branch_target_load_optimize2): Likewise.
19130 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
19131 (pass_outof_cfg_layout_mode): Likewise.
19132 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
19133 (pass_rebuild_cgraph_edges): Likewise.
19134 (pass_remove_cgraph_callee_edges): Likewise.
19135 * df-core.c (pass_df_initialize_opt): Likewise.
19136 (pass_df_initialize_no_opt): Likewise.
19137 (pass_df_finish): Likewise.
19138 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
19139 * except.c (pass_set_nothrow_function_flags): Likewise.
19140 (pass_convert_to_eh_region_ranges): Likewise.
19141 * final.c (pass_compute_alignments): Likewise.
19142 * function.c (pass_instantiate_virtual_regs): Likewise.
19143 (pass_init_function): Likewise.
19144 (pass_leaf_regs): Likewise.
19145 (pass_match_asm_constraints): Likewise.
19146 * gimple-low.c (pass_lower_cf): Likewise.
19147 (pass_mark_used_blocks): Likewise.
19148 * init-regs.c (pass_initialize_regs): Likewise.
19149 * integrate.c (pass_initial_value_sets): Likewise.
19150 * ira.c (pass_ira): Likewise.
19151 * jump.c (pass_cleanup_barriers): Likewise.
19152 * omp-low.c (pass_expand_omp): Likewise.
19153 (pass_lower_omp): Likewise.
19154 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
19155 * recog.c (pass_split_all_insns): Likewise.
19156 (pass_split_after_reload): Likewise.
19157 (pass_split_before_regstack): Likewise.
19158 (pass_split_before_sched2): Likewise.
19159 (pass_split_for_shorten_branches): Likewise.
19160 * reginfo.c (pass_reginfo_init): Likewise.
19161 (pass_subregs_of_mode_init): Likewise.
19162 (pass_subregs_of_mode_finish): Likewise.
19163 * passes.c (pass_postreload): Likewise.
19164 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
19165 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
19166 (pass_warn_function_return): Likewise.
19167 (pass_warn_function_noreturn): Likewise.
19168 * tree-complex.c (pass_lower_complex): Likewise.
19169 (pass_lower_complex_O0): Likewise.
19170 * tree-if-conv.c (pass_if_conversion): Likewise.
19171 * tree-into-ssa.c (pass_build_ssa): Likewise.
19172 * tree-mudflap.c (pass_mudflap_1): Likewise.
19173 (pass_mudflap_2): Likewise.
19174 * tree-nomudflap.c (pass_mudflap_1): Likewise.
19175 (pass_mudflap_2): Likewise.
19176 * tree-nrv.c (pass_return_slot): Likewise.
19177 * tree-object-size.c (pass_object_sizes): Likewise.
19178 * tree-optimize.c (pass_all_optimizations): Likewise.
19179 (pass_early_local_passes): Likewise.
19180 (pass_all_early_optimizations): Likewise.
19181 (pass_cleanup_cfg): Likewise.
19182 (pass_cleanup_cfg_post_optimizing): Likewise.
19183 (pass_free_datastructures): Likewise.
19184 (pass_free_cfg_annotations): Likewise.
19185 (pass_fixup_cfg): Likewise.
19186 (pass_init_datastructures): Likewise.
19187 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
19188 (pass_late_warn_uninitialized): Likewise.
19189 (pass_update_address_taken): Likewise.
19190 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
19191 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
19192 (pass_cse_sincos): Likewise.
19193 (pass_convert_to_rsqrt): Likewise.
19194 * tree-ssa-structalias.c (pass_build_alias): Likewise.
19195 * tree-stdarg.c (pass_stdarg): Likewise.
19196 * tree-tailcall.c (pass_tail_recursion): Likewise.
19197 (pass_tail_calls): Likewise.
19198 * tree-vect-generic.c (pass_lower_vector): Likewise.
19199 (pass_lower_vector_ssa): Likewise.
19200 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
19202 2009-04-16 Joseph Myers <joseph@codesourcery.com>
19204 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
19206 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
19208 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
19209 logical and signext.
19211 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
19214 * config/sh/predicates.md (arith_operand): Check if the operand
19215 of TRUNCATE is a REG.
19217 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19219 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
19220 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
19222 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19224 * tree-iterator.c (tsi_split_statement_list_after,
19225 tsi_split_statement_list_before): Remove.
19226 * tree-iterator.h: Remove the prototypes for
19227 tsi_split_statement_list_after and tsi_split_statement_list_before.
19229 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19231 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
19232 * tree-ssa-propagate.h: Remove the prototype for
19233 stmt_makes_single_load.
19235 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19237 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
19238 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
19240 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19242 * tree-iterator.c (EXPR_LAST_BODY): Remove.
19244 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19246 * except.c (eh_region_outer_p): Remove.
19247 * except.h: Remove the prototype for eh_region_outer_p.
19249 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19251 * function.c (current_function_assembler_name): Remove.
19252 * function.h: Remove the prototype for
19253 current_function_assembler_name.
19255 2009-04-16 Ian Lance Taylor <iant@google.com>
19257 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
19258 (add_reg_note): Call alloc_reg_note.
19259 * rtl.h (alloc_reg_note): Declare.
19260 * combine.c (try_combine): Use alloc_reg_note.
19261 (recog_for_combine, move_deaths): Likewise.
19262 (distribute_notes): Use alloc_reg_note and add_reg_note.
19263 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
19264 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
19265 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
19267 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
19269 PR rtl-optimization/39762
19270 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
19271 ira_may_move_out_cost): Add comments about way of their usage.
19272 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
19274 * ira-conflicts.c (process_regs_for_copy): Use function
19275 ira_get_register_move_cost instead of global
19276 ira_register_move_cost.
19278 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
19279 color_pass, move_spill_restore, update_curr_costs): Ditto.
19281 * ira-lives.c (process_single_reg_class_operands): Ditto.
19283 * ira-emit.c (emit_move_list): Ditto.
19285 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
19286 (record_reg_classes): Ditto. Use functions
19287 ira_get_register_move_cost and ira_get_may_move_cost instead of
19288 global vars ira_register_move_cost, ira_may_move_out_cost and
19289 ira_may_move_in_cost.
19290 (record_address_regs): Don't call ira_init_register_move_cost.
19291 Use function ira_get_may_move_cost instead of global
19292 ira_may_move_in_cost.
19293 (process_bb_node_for_hard_reg_moves): Use function
19294 ira_get_register_move_cost instead of global ira_register_move_cost.
19295 (ira_costs): Don't call ira_init_register_move_cost.
19297 2009-04-16 Richard Guenther <rguenther@suse.de>
19299 * tree-cfg.c (verify_gimple_assign_binary):
19300 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
19301 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
19302 (create_general_new_stmt): Note that this function is broken.
19304 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19306 * common.opt (fhelp): Add Var(help_flag).
19307 * gcc-plugin.h (plugin_info): Add help.
19308 * plugin.c (plugin_name_args): Add help.
19309 (register_plugin_info): Set plugin->help.
19310 (print_help_one_plugin): New.
19311 (print_plugins_help): New.
19312 * plugin.h (print_plugins_help): New.
19313 * toplev.c (toplev_main): Call print_plugins_help if needed.
19315 2009-04-16 Richard Guenther <rguenther@suse.de>
19317 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
19318 (gimple_ior_addresses_taken_1): New function.
19319 (gimple_ior_addresses_taken): Likewise.
19320 * gimple.h (struct gimple_statement_with_ops_base): Remove
19321 addresses_taken member.
19322 (gimple_ior_addresses_taken): Declare.
19323 (gimple_addresses_taken, gimple_addresses_taken_ptr,
19324 gimple_set_addresses_taken): Remove.
19325 * ipa-reference.c (mark_address): New function.
19326 (scan_stmt_for_static_refs): Use it for marking addresses taken.
19327 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
19328 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
19329 (gimple_add_to_addresses_taken): Remove.
19330 (get_tmr_operands): Call mark_address_taken.
19331 (get_asm_expr_operands): Likewise.
19332 (get_expr_operands): Likewise.
19333 (build_ssa_operands): Do not clear the addresses_taken bitmap.
19334 (free_stmt_operands): Do not free it.
19335 * tree-ssa.c (delete_tree_ssa): Likewise.
19336 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
19338 2009-04-16 Richard Guenther <rguenther@suse.de>
19340 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
19341 (walk_stmt_load_store_ops): Likewise.
19342 * gimple.c (get_base_loadstore): New function.
19343 (walk_stmt_load_store_addr_ops): Likewise.
19344 (walk_stmt_load_store_ops): Likewise.
19345 * ipa-pure-const.c (check_op): Simplify.
19346 (check_load, check_store): New functions.
19347 (check_stmt): Use walk_stmt_load_store_ops.
19348 * ipa-reference.c (mark_load): Adjust signature.
19349 (mark_store): Likewise.
19350 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
19352 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19354 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
19355 (plugin_info): New.
19356 * opts.c (common_handle_option): Don't call print_version.
19357 * plugin.c (plugin_name_args): Add version.
19358 (register_plugin_info): New.
19359 (register_callback): Handle PLUGIN_INFO.
19360 (try_init_one_plugin): New.
19361 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
19363 (finalize_one_plugin): New.
19364 (finalize_plugins): New.
19365 (print_one_plugin): New.
19366 (print_plugins_versions): New.
19367 * plugin.h (print_plugins_versions): New.
19368 (finalize_plugins): New.
19369 * toplev.c (compile_file): Don't call initialize_plugins.
19370 (print_version): Call print_plugins_versions.
19371 (toplev_main): Call initialize_plugins. Print version if needed.
19372 Call finalize_plugins.
19374 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19376 * common.opt (fversion): New.
19377 * gcc.c (print_version): New.
19378 (process_command): Don't print the version. Just set print_version.
19379 (main): Print version. Call subprocesses if print_version and
19380 verbose_flag are set.
19381 * opts.c (common_handle_option): Handle OPT_fversion.
19383 2009-04-16 Richard Guenther <rguenther@suse.de>
19384 Ira Rosen <irar@il.ibm.com>
19386 PR tree-optimization/39698
19387 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
19388 type of the reduction variable. Only generate the def if
19391 * omp-low.c (expand_omp_for_generic): When converting to a pointer
19392 make sure to first convert to an integer of the same precision.
19393 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
19394 the type of the evolution correctly in computing the new
19395 induction variable base.
19397 2009-04-16 Richard Guenther <rguenther@suse.de>
19399 PR middle-end/39625
19400 * tree-cfg.c (make_blocks): Split statements with to-be
19401 abnormal SSA names on the lhs.
19403 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
19405 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
19406 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
19407 * c-typeck.c (really_start_incremental_init): Likewise.
19408 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
19409 (TARGET_INITIALIZER): Remove it.
19410 * target.h (struct target): Remove vector_opaque_p.
19411 * tree.c (build_opaque_vector_type): New.
19412 * tree.h (TYPE_VECTOR_OPAQUE): New.
19413 (build_opaque_vector_type): Declare.
19414 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
19415 * config/rs6000/rs6000.c (build_opaque_vector_type,
19416 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
19417 (rs6000_init_builtins): Use build_opaque_vector_type for
19418 opaque_V4SI_type_node.
19420 2009-04-15 Catherine Moore <clm@codesourcery.com>
19422 * debug.h (set_name): Declare.
19423 * dwarf2out.c (dwarf2out_set_name): Declare.
19424 (dwarf2_debug_hooks): Add set_name.
19425 (find_AT_string): New.
19426 (add_AT_string): Call find_AT_string.
19427 (dwarf2out_set_name): New.
19428 * cp/decl.c (grokdeclarator): Call set_name.
19429 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
19430 * debug.c (do_nothing_debug_hooks): Likewise.
19431 * dbxout.c (dbx_debug_hooks): Likewise.
19432 * sdbout.c (sdb_debug_hooks): Likewise.
19434 2009-04-15 Michael Eager <eager@eagercon.com>
19436 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
19437 reg for single-precision FPU.
19438 * config/rs6000/rs6000.md (movsi_internal1): Only for
19439 !TARGET_SINGLE_FPU.
19440 (movsi_internal1_single): New. Add pattern to move SI values to/from
19441 single-precision FP regs.
19443 2009-04-15 Richard Guenther <rguenther@suse.de>
19445 * omp-low.c (lower_rec_input_clauses): Build correct address
19447 (expand_omp_for_generic): Fix multiplication type.
19448 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
19449 (generate_memset_zero): Fix types.
19450 * tree-profile.c (prepare_instrumented_value): Correctly
19453 2009-04-15 Ian Lance Taylor <iant@google.com>
19455 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
19456 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
19457 for -Wall and for -Wc++-compat.
19458 (c_common_post_options): For C++, set warn_enum_compare if not
19460 * c-tree.h (struct c_expr): Add field original_type.
19461 (build_external_ref): Update declaration.
19462 * c-parser.c (c_parser_braced_init): Set original_type.
19463 (c_parser_initelt): Likewise.
19464 (c_parser_expr_no_commas): Likewise.
19465 (c_parser_conditional_expression): Likewise.
19466 (c_parser_cast_expression): Likewise.
19467 (c_parser_unary_expression): Likewise. Pull setting of
19468 original_code to top of function.
19469 (c_parser_sizeof_expression): Set original_type.
19470 (c_parser_alignof_expression): Likewise.
19471 (c_parser_postfix_expression): Likewise. Pull setting of
19472 original_code to top of function.
19473 (c_parser_postfix_expression_after_paren_type): Set original_type.
19474 (c_parser_postfix_expression_after_primary): Likewise.
19475 (c_parser_expression): Likewise.
19476 * c-typeck.c (build_external_ref): Add type parameter. Change all
19478 (c_expr_sizeof_expr): Set original_type field.
19479 (parser_build_unary_op): Likewise.
19480 (parser_build_binary_op): Likewise. Optionally warn about
19481 comparisons of enums of different types.
19482 (digest_init): Set original_type field.
19483 (really_start_incremental_init): Likewise.
19484 (push_init_level, pop_init_level): Likewise.
19485 * doc/invoke.texi (Warning Options): -Wenum-compare now
19488 2009-04-15 Richard Guenther <rguenther@suse.de>
19490 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
19491 out a necessary conversion.
19492 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
19493 names we didn't value number.
19494 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
19496 2009-04-15 Richard Guenther <rguenther@suse.de>
19498 PR tree-optimization/39764
19499 * tree-ssa-ccp.c (get_value): Canonicalize value with
19500 canonicalize_float_value.
19502 2009-04-15 Jan Hubicka <jh@suse.cz>
19504 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
19505 Wrong version of patch.
19507 2009-04-15 Jan Hubicka <jh@suse.cz>
19509 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
19511 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
19513 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
19514 our distinct integral and vector types.
19516 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
19518 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
19519 * init.c (build_vtbl_address): Remove call to assemble_external.
19521 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
19523 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
19524 output for other floating point modes.
19526 2009-04-14 Diego Novillo <dnovillo@google.com>
19528 * diagnostic.c (diagnostic_report_diagnostic): Do not
19529 warn about loaded plugins for DK_ERROR and DK_WARNING.
19530 * c-decl.c (declspecs_add_type): Move call to
19531 invoke_plugin_callbacks ...
19532 * c-parser.c (c_parser_declspecs): ... here.
19533 * plugin.c (dump_active_plugins): Tidy output.
19535 2009-04-14 Diego Novillo <dnovillo@google.com>
19536 Le-Chun Wu <lcwu@google.com>
19538 * configure.ac: Add --enable-plugin support.
19539 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
19540 * Makefile.in (PLUGIN_H): Define.
19541 Export ENABLE_PLUGIN and GMPINC to site.exp.
19542 Add PLUGINLIBS to link command.
19543 Add/modify dependencies for plugin.o and files including plugin.h.
19545 * config.in: Regenerate.
19547 * opts.c (common_handle_option): Handle OPT_fplugin_ and
19550 2009-04-14 Le-Chun Wu <lcwu@google.com>
19552 * tree-pass.h (register_one_dump_file): Add a prototype for
19553 register_one_dump_file.
19554 * toplev.c (compile_file): Call initialize_plugins.
19555 (do_compile): Call invoke_plugin_callbacks.
19556 (toplev_main): Call invoke_plugin_callbacks.
19557 * common.opt: Add -fplugin= and -fplugin-arg-.
19558 * gcc-plugin.h: New public header file for plugins to include.
19559 * plugin.c: New source file.
19560 * plugin.h: New internal header file.
19561 * passes.c (register_one_dump_file): Make it external.
19563 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
19565 2009-04-14 Diego Novillo <dnovillo@google.com>
19567 * doc/plugins.texi: New.
19568 * doc/gccint.texi: Add reference to Plugins chapter.
19569 * doc/invoke.texi: Document -fplugin and -fplugin-arg
19570 * diagnostic.c (diagnostic_report_diagnostic): Warn about
19571 loaded plugins, if any.
19572 * timevar.def (TV_PLUGIN_INIT): Define.
19573 (TV_PLUGIN_RUN): Define.
19574 * plugin.c: Include timevar.h
19575 (plugins_active_p): New.
19576 (dump_active_plugins): New.
19577 (debug_active_plugins): New.
19579 2009-04-14 Joseph Myers <joseph@codesourcery.com>
19581 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
19583 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
19585 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
19587 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
19588 the same as a minus without a shift.
19590 2009-04-14 Nick Clifton <nickc@redhat.com>
19592 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
19593 comparisons with small integers will always produce a short
19596 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
19599 2008-12-19 Diego Novillo <dnovillo@google.com>
19601 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
19603 2009-04-14 Richard Guenther <rguenther@suse.de>
19605 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
19607 (verify_gimple_assign_binary): Likewise. Handle shifts and
19609 (verify_gimple_phi): Print the mismatched argument position.
19610 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19612 (vect_update_init_of_dr): Likewise.
19613 * matrix-reorg.c (transform_access_sites): Do what the
19615 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
19617 2009-04-13 Michael Eager <eager@eagercon.com>
19619 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
19620 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
19621 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
19622 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
19623 remove duplicate config
19625 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19627 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
19628 file_name:line_number type locator of the call site.
19630 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
19632 * genautomata.c: Put blank after comma.
19633 (automaton_decls): New.
19634 (struct unit_usage): Add comments to member next.
19635 (store_alt_unit_usage): Keep the list ordered.
19636 (unit_present_on_list_p, equal_alternatives_p): New.
19637 (check_regexp_units_distribution): Check units distribution
19638 correctness correctly.
19639 (main): Don't write automata if error is found. Return correct
19642 * config/m68k/cf.md (cfv4_ds): Remove.
19643 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
19644 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
19646 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
19647 power4-load-ext, power4-store, power4-store-update,
19648 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
19649 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
19650 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
19651 power4-sqrt, power4-isync): Modify reservation to make correct
19652 unit distribution to automata.
19654 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
19655 power5-store-update, power5-two, power5-three, power5-lmul,
19656 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
19658 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
19660 * except.c (pass_set_nothrow_function_flags): Set name and add
19662 (set_nothrow_function_flags): Mention in the dump file when
19663 changing a function to nothrow.
19665 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
19668 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
19669 instead of unsigned long.
19671 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19673 * config/arm/arm.c (return_used_this_function): Remove.
19674 (arm_output_function_prologue): Remove use of
19675 return_used_this_function.
19676 (output_return_instruction): Replace use of
19677 return_used_this_function
19678 by cfun->machine->return_used_this_function.
19679 (arm_output_epilogue): Likewise.
19680 (arm_output_function_epilogue): Likewise.
19681 (thumb_unexpanded_epilogue): Likewise.
19682 * config/arm/arm.h (struct machine_function):
19683 New member return_used_this_function.
19685 2009-04-12 Mark Mitchell <mark@codesourcery.com>
19687 * doc/install.texi: Correct description of default directory for
19688 --with-gxx-include-dir.
19690 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
19692 * fold-const.c (build_range_check): Properly deal with enumeral and
19693 boolean base types.
19695 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
19697 * doc/invoke.texi (max_gcse_passes): Remove documentation.
19698 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
19699 * params.h (MAX_GCSE_PASSES): Remove.
19700 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
19701 in sequence. Remove ability to run multiple passes.
19702 (bypass_jumps): Report run as third CPROP pass.
19704 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
19706 PR middle-end/39651
19707 * except.c (can_throw_external): Look at each insn in a SEQUENCE
19708 when deciding whether the whole SEQUENCE can throw.
19710 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
19713 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
19714 offseted label references.
19716 2009-04-11 Jan Hubicka <jh@suse.cz>
19718 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
19720 2009-04-11 Richard Guenther <rguenther@suse.de>
19722 PR middle-end/39732
19723 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
19724 return variables as TREE_ADDRESSABLE.
19726 2009-04-11 Richard Guenther <rguenther@suse.de>
19728 PR tree-optimization/39713
19729 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
19730 reference trees have SSA_NAME operands.
19732 2009-04-11 Richard Guenther <rguenther@suse.de>
19735 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
19736 address expressions.
19738 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
19740 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
19741 match changes in Cygwin 1.7
19742 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
19743 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
19745 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19747 PR tree-optimization/39701
19748 * doc/invoke.texi (Optimization Options): Document change in
19749 meaning and initialization of -fdelete-null-pointer-checks.
19751 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19753 PR middle-end/39701
19754 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
19756 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
19759 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
19761 2009-04-10 Chao-ying Fu <fu@mips.com>
19763 * doc/tm.texi (Instruction Output): Document
19764 TARGET_ASM_FINAL_POSTSCAN_INSN.
19765 * target.h (final_postscan_insn): New field in asm_out.
19766 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19767 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
19768 * final.c (final_scan_insn): Call
19769 targetm.asm_out.final_postscan_insn after outputting
19770 an asm macro and a normal instruction.
19772 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
19773 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
19774 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
19775 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19776 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19778 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19780 PR middle-end/39701
19781 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19782 variables as non-NULL even with -fdelete-null-pointer-checks.
19784 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19786 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19788 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19791 * config/i386/i386.c (classify_argument): Handle SCmode with
19792 (bit_offset % 64) != 0.
19794 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19796 * doc/invoke.texi (Optimize Options): Add cross-reference to
19797 -Q --help=optimizers examples.
19799 2009-04-10 Ben Elliston <bje@au.ibm.com>
19802 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19803 regalign for the reg == fpr and TDmode case.
19805 2009-04-09 David Ayers <ayers@fsfe.org>
19808 * objc/objc-act.c (warn_with_method): Remove helper function.
19809 (check_duplicates): Call warning and inform directly.
19810 (really_start_method): Likewise.
19812 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19814 * expmed.c (expand_divmod): Always use a comparison for a division
19815 by a large unsigned integer.
19817 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19818 for things others than variables or functions as nonzero.
19820 2009-04-09 Nick Clifton <nickc@redhat.com>
19822 * unwind-compat.c: Change copyright header to refer to version
19823 3 of the GNU General Public License with version 3.1 of the
19824 GCC Runtime Library Exception and to point readers at the
19825 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19826 * config/alpha/crtfastmath.c: Likewise.
19827 * config/alpha/linux-unwind.h: Likewise.
19828 * config/alpha/qrnnd.asm: Likewise.
19829 * config/alpha/vms-crt0-64.c: Likewise.
19830 * config/alpha/vms-crt0.c: Likewise.
19831 * config/alpha/vms-dwarf2.asm: Likewise.
19832 * config/alpha/vms-dwarf2eh.asm: Likewise.
19833 * config/alpha/vms-psxcrt0-64.c: Likewise.
19834 * config/alpha/vms-psxcrt0.c: Likewise.
19835 * config/alpha/vms_tramp.asm: Likewise.
19836 * config/arc/initfini.c: Likewise.
19837 * config/arc/lib1funcs.asm: Likewise.
19838 * config/arm/bpabi-v6m.S: Likewise.
19839 * config/arm/bpabi.S: Likewise.
19840 * config/arm/bpabi.c: Likewise.
19841 * config/arm/crti.asm: Likewise.
19842 * config/arm/crtn.asm: Likewise.
19843 * config/arm/ieee754-df.S: Likewise.
19844 * config/arm/ieee754-sf.S: Likewise.
19845 * config/arm/lib1funcs.asm: Likewise.
19846 * config/arm/libunwind.S: Likewise.
19847 * config/arm/linux-atomic.c: Likewise.
19848 * config/arm/mmintrin.h: Likewise.
19849 * config/arm/pr-support.c: Likewise.
19850 * config/arm/unaligned-funcs.c: Likewise.
19851 * config/arm/unwind-arm.c: Likewise.
19852 * config/arm/unwind-arm.h: Likewise.
19853 * config/avr/libgcc.S: Likewise.
19854 * config/bfin/crti.s: Likewise.
19855 * config/bfin/crtlibid.s: Likewise.
19856 * config/bfin/crtn.s: Likewise.
19857 * config/bfin/lib1funcs.asm: Likewise.
19858 * config/bfin/linux-unwind.h: Likewise.
19859 * config/cris/arit.c: Likewise.
19860 * config/cris/cris_abi_symbol.c: Likewise.
19861 * config/darwin-64.c: Likewise.
19862 * config/darwin-crt2.c: Likewise.
19863 * config/darwin-crt3.c: Likewise.
19864 * config/darwin.h: Likewise.
19865 * config/dbxelf.h: Likewise.
19866 * config/dfp-bit.c: Likewise.
19867 * config/dfp-bit.h: Likewise.
19868 * config/elfos.h: Likewise.
19869 * config/fixed-bit.c: Likewise.
19870 * config/fixed-bit.h: Likewise.
19871 * config/fp-bit.c: Likewise.
19872 * config/fp-bit.h: Likewise.
19873 * config/fr30/crti.asm: Likewise.
19874 * config/fr30/crtn.asm: Likewise.
19875 * config/fr30/lib1funcs.asm: Likewise.
19876 * config/freebsd-spec.h: Likewise.
19877 * config/frv/cmovd.c: Likewise.
19878 * config/frv/cmovh.c: Likewise.
19879 * config/frv/cmovw.c: Likewise.
19880 * config/frv/frvbegin.c: Likewise.
19881 * config/frv/frvend.c: Likewise.
19882 * config/frv/lib1funcs.asm: Likewise.
19883 * config/glibc-stdint.h: Likewise.
19884 * config/h8300/clzhi2.c: Likewise.
19885 * config/h8300/crti.asm: Likewise.
19886 * config/h8300/crtn.asm: Likewise.
19887 * config/h8300/ctzhi2.c: Likewise.
19888 * config/h8300/fixunssfsi.c: Likewise.
19889 * config/h8300/lib1funcs.asm: Likewise.
19890 * config/h8300/parityhi2.c: Likewise.
19891 * config/h8300/popcounthi2.c: Likewise.
19892 * config/i386/ammintrin.h: Likewise.
19893 * config/i386/att.h: Likewise.
19894 * config/i386/avxintrin.h: Likewise.
19895 * config/i386/biarch64.h: Likewise.
19896 * config/i386/bmmintrin.h: Likewise.
19897 * config/i386/cpuid.h: Likewise.
19898 * config/i386/cross-stdarg.h: Likewise.
19899 * config/i386/crtfastmath.c: Likewise.
19900 * config/i386/crtprec.c: Likewise.
19901 * config/i386/cygming-crtbegin.c: Likewise.
19902 * config/i386/cygming-crtend.c: Likewise.
19903 * config/i386/cygwin.asm: Likewise.
19904 * config/i386/emmintrin.h: Likewise.
19905 * config/i386/gmm_malloc.h: Likewise.
19906 * config/i386/gthr-win32.c: Likewise.
19907 * config/i386/i386.h: Likewise.
19908 * config/i386/immintrin.h: Likewise.
19909 * config/i386/linux-unwind.h: Likewise.
19910 * config/i386/linux64.h: Likewise.
19911 * config/i386/mm3dnow.h: Likewise.
19912 * config/i386/mmintrin-common.h: Likewise.
19913 * config/i386/mmintrin.h: Likewise.
19914 * config/i386/nmmintrin.h: Likewise.
19915 * config/i386/pmm_malloc.h: Likewise.
19916 * config/i386/pmmintrin.h: Likewise.
19917 * config/i386/smmintrin.h: Likewise.
19918 * config/i386/sol2-c1.asm: Likewise.
19919 * config/i386/sol2-ci.asm: Likewise.
19920 * config/i386/sol2-cn.asm: Likewise.
19921 * config/i386/sol2-gc1.asm: Likewise.
19922 * config/i386/tmmintrin.h: Likewise.
19923 * config/i386/unix.h: Likewise.
19924 * config/i386/w32-unwind.h: Likewise.
19925 * config/i386/wmmintrin.h: Likewise.
19926 * config/i386/x86-64.h: Likewise.
19927 * config/i386/x86intrin.h: Likewise.
19928 * config/i386/xmmintrin.h: Likewise.
19929 * config/ia64/crtbegin.asm: Likewise.
19930 * config/ia64/crtend.asm: Likewise.
19931 * config/ia64/crtfastmath.c: Likewise.
19932 * config/ia64/crti.asm: Likewise.
19933 * config/ia64/crtn.asm: Likewise.
19934 * config/ia64/fde-glibc.c: Likewise.
19935 * config/ia64/lib1funcs.asm: Likewise.
19936 * config/ia64/linux-unwind.h: Likewise.
19937 * config/ia64/quadlib.c: Likewise.
19938 * config/ia64/unwind-ia64.c: Likewise.
19939 * config/linux.h: Likewise.
19940 * config/m32c/m32c-lib1.S: Likewise.
19941 * config/m32c/m32c-lib2-trapv.c: Likewise.
19942 * config/m32c/m32c-lib2.c: Likewise.
19943 * config/m32r/initfini.c: Likewise.
19944 * config/m68hc11/larith.asm: Likewise.
19945 * config/m68hc11/m68hc11-crt0.S: Likewise.
19946 * config/m68k/cf.md: Likewise.
19947 * config/m68k/crti.s: Likewise.
19948 * config/m68k/crtn.s: Likewise.
19949 * config/m68k/lb1sf68.asm: Likewise.
19950 * config/m68k/linux-unwind.h: Likewise.
19951 * config/mcore/crti.asm: Likewise.
19952 * config/mcore/crtn.asm: Likewise.
19953 * config/mcore/lib1.asm: Likewise.
19954 * config/mips/linux-unwind.h: Likewise.
19955 * config/mips/loongson.h: Likewise.
19956 * config/mips/mips16.S: Likewise.
19957 * config/mmix/crti.asm: Likewise.
19958 * config/mmix/crtn.asm: Likewise.
19959 * config/pa/fptr.c: Likewise.
19960 * config/pa/hpux-unwind.h: Likewise.
19961 * config/pa/lib2funcs.asm: Likewise.
19962 * config/pa/linux-atomic.c: Likewise.
19963 * config/pa/linux-unwind.h: Likewise.
19964 * config/pa/milli64.S: Likewise.
19965 * config/pa/quadlib.c: Likewise.
19966 * config/pa/stublib.c: Likewise.
19967 * config/picochip/libgccExtras/adddi3.asm: Likewise.
19968 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
19969 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
19970 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
19971 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
19972 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
19973 * config/picochip/libgccExtras/divmod15.asm: Likewise.
19974 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
19975 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
19976 * config/picochip/libgccExtras/longjmp.asm: Likewise.
19977 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
19978 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
19979 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
19980 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
19981 * config/picochip/libgccExtras/setjmp.asm: Likewise.
19982 * config/picochip/libgccExtras/subdi3.asm: Likewise.
19983 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
19984 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
19985 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
19986 * config/rs6000/750cl.h: Likewise.
19987 * config/rs6000/altivec.h: Likewise.
19988 * config/rs6000/biarch64.h: Likewise.
19989 * config/rs6000/crtresfpr.asm: Likewise.
19990 * config/rs6000/crtresgpr.asm: Likewise.
19991 * config/rs6000/crtresxfpr.asm: Likewise.
19992 * config/rs6000/crtresxgpr.asm: Likewise.
19993 * config/rs6000/crtsavfpr.asm: Likewise.
19994 * config/rs6000/crtsavgpr.asm: Likewise.
19995 * config/rs6000/darwin-asm.h: Likewise.
19996 * config/rs6000/darwin-fallback.c: Likewise.
19997 * config/rs6000/darwin-fpsave.asm: Likewise.
19998 * config/rs6000/darwin-ldouble.c: Likewise.
19999 * config/rs6000/darwin-tramp.asm: Likewise.
20000 * config/rs6000/darwin-unwind.h: Likewise.
20001 * config/rs6000/darwin-vecsave.asm: Likewise.
20002 * config/rs6000/darwin-world.asm: Likewise.
20003 * config/rs6000/e500crtres32gpr.asm: Likewise.
20004 * config/rs6000/e500crtres64gpr.asm: Likewise.
20005 * config/rs6000/e500crtres64gprctr.asm: Likewise.
20006 * config/rs6000/e500crtrest32gpr.asm: Likewise.
20007 * config/rs6000/e500crtrest64gpr.asm: Likewise.
20008 * config/rs6000/e500crtresx32gpr.asm: Likewise.
20009 * config/rs6000/e500crtresx64gpr.asm: Likewise.
20010 * config/rs6000/e500crtsav32gpr.asm: Likewise.
20011 * config/rs6000/e500crtsav64gpr.asm: Likewise.
20012 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
20013 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
20014 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
20015 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
20016 * config/rs6000/eabi-ci.asm: Likewise.
20017 * config/rs6000/eabi-cn.asm: Likewise.
20018 * config/rs6000/eabi.asm: Likewise.
20019 * config/rs6000/linux-unwind.h: Likewise.
20020 * config/rs6000/linux64.h: Likewise.
20021 * config/rs6000/paired.h: Likewise.
20022 * config/rs6000/paired.md: Likewise.
20023 * config/rs6000/ppc64-fp.c: Likewise.
20024 * config/rs6000/ppu_intrinsics.h: Likewise.
20025 * config/rs6000/rs6000.h: Likewise.
20026 * config/rs6000/si2vmx.h: Likewise.
20027 * config/rs6000/sol-ci.asm: Likewise.
20028 * config/rs6000/sol-cn.asm: Likewise.
20029 * config/rs6000/spe.h: Likewise.
20030 * config/rs6000/spu2vmx.h: Likewise.
20031 * config/rs6000/sysv4.h: Likewise.
20032 * config/rs6000/tramp.asm: Likewise.
20033 * config/rs6000/vec_types.h: Likewise.
20034 * config/s390/linux-unwind.h: Likewise.
20035 * config/s390/tpf-unwind.h: Likewise.
20036 * config/score/crti.asm: Likewise.
20037 * config/score/crtn.asm: Likewise.
20038 * config/sh/crt1.asm: Likewise.
20039 * config/sh/crti.asm: Likewise.
20040 * config/sh/crtn.asm: Likewise.
20041 * config/sh/divtab-sh4-300.c: Likewise.
20042 * config/sh/divtab-sh4.c: Likewise.
20043 * config/sh/divtab.c: Likewise.
20044 * config/sh/lib1funcs-4-300.asm: Likewise.
20045 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
20046 * config/sh/lib1funcs.asm: Likewise.
20047 * config/sh/lib1funcs.h: Likewise.
20048 * config/sh/linux-atomic.asm: Likewise.
20049 * config/sh/linux-unwind.h: Likewise.
20050 * config/sh/shmedia.h: Likewise.
20051 * config/sh/sshmedia.h: Likewise.
20052 * config/sh/ushmedia.h: Likewise.
20053 * config/sparc/crtfastmath.c: Likewise.
20054 * config/sparc/linux-unwind.h: Likewise.
20055 * config/sparc/sol2-c1.asm: Likewise.
20056 * config/sparc/sol2-ci.asm: Likewise.
20057 * config/sparc/sol2-cn.asm: Likewise.
20058 * config/spu/divmodti4.c: Likewise.
20059 * config/spu/divv2df3.c: Likewise.
20060 * config/spu/float_disf.c: Likewise.
20061 * config/spu/float_unsdidf.c: Likewise.
20062 * config/spu/float_unsdisf.c: Likewise.
20063 * config/spu/float_unssidf.c: Likewise.
20064 * config/spu/mfc_multi_tag_release.c: Likewise.
20065 * config/spu/mfc_multi_tag_reserve.c: Likewise.
20066 * config/spu/mfc_tag_release.c: Likewise.
20067 * config/spu/mfc_tag_reserve.c: Likewise.
20068 * config/spu/mfc_tag_table.c: Likewise.
20069 * config/spu/multi3.c: Likewise.
20070 * config/spu/spu_internals.h: Likewise.
20071 * config/spu/spu_intrinsics.h: Likewise.
20072 * config/spu/spu_mfcio.h: Likewise.
20073 * config/spu/vec_types.h: Likewise.
20074 * config/spu/vmx2spu.h: Likewise.
20075 * config/stormy16/stormy16-lib2.c: Likewise.
20076 * config/svr4.h: Likewise.
20077 * config/sync.c: Likewise.
20078 * config/v850/lib1funcs.asm: Likewise.
20079 * config/vxlib-tls.c: Likewise.
20080 * config/vxlib.c: Likewise.
20081 * config/vxworks-dummy.h: Likewise.
20082 * config/xtensa/crti.asm: Likewise.
20083 * config/xtensa/crtn.asm: Likewise.
20084 * config/xtensa/ieee754-df.S: Likewise.
20085 * config/xtensa/ieee754-sf.S: Likewise.
20086 * config/xtensa/lib1funcs.asm: Likewise.
20087 * config/xtensa/lib2funcs.S: Likewise.
20088 * config/xtensa/linux-unwind.h: Likewise.
20089 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
20090 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
20091 * coretypes.h: Likewise.
20092 * crtstuff.c: Likewise.
20093 * defaults.h: Likewise.
20094 * dwarf2.h: Likewise.
20095 * emutls.c: Likewise.
20096 * gbl-ctors.h: Likewise.
20097 * gcov-io.h: Likewise.
20098 * ginclude/float.h: Likewise.
20099 * ginclude/iso646.h: Likewise.
20100 * ginclude/stdarg.h: Likewise.
20101 * ginclude/stdbool.h: Likewise.
20102 * ginclude/stddef.h: Likewise.
20103 * ginclude/stdfix.h: Likewise.
20104 * ginclude/stdint-gcc.h: Likewise.
20105 * ginclude/tgmath.h: Likewise.
20106 * gthr-aix.h: Likewise.
20107 * gthr-dce.h: Likewise.
20108 * gthr-gnat.c: Likewise.
20109 * gthr-gnat.h: Likewise.
20110 * gthr-lynx.h: Likewise.
20111 * gthr-mipssde.h: Likewise.
20112 * gthr-nks.h: Likewise.
20113 * gthr-posix.c: Likewise.
20114 * gthr-posix.h: Likewise.
20115 * gthr-posix95.h: Likewise.
20116 * gthr-rtems.h: Likewise.
20117 * gthr-single.h: Likewise.
20118 * gthr-solaris.h: Likewise.
20119 * gthr-tpf.h: Likewise.
20120 * gthr-vxworks.h: Likewise.
20121 * gthr-win32.h: Likewise.
20122 * gthr.h: Likewise.
20123 * libgcc2.c: Likewise.
20124 * libgcc2.h: Likewise.
20125 * libgcov.c: Likewise.
20126 * tsystem.h: Likewise.
20127 * typeclass.h: Likewise.
20128 * unwind-c.c: Likewise.
20129 * unwind-compat.h: Likewise.
20130 * unwind-dw2-fde-compat.c: Likewise.
20131 * unwind-dw2-fde-darwin.c: Likewise.
20132 * unwind-dw2-fde-glibc.c: Likewise.
20133 * unwind-dw2-fde.c: Likewise.
20134 * unwind-dw2-fde.h: Likewise.
20135 * unwind-dw2.c: Likewise.
20136 * unwind-dw2.h: Likewise.
20137 * unwind-generic.h: Likewise.
20138 * unwind-pe.h: Likewise.
20139 * unwind-sjlj.c: Likewise.
20140 * unwind.inc: Likewise.
20141 * config/arm/neon-gen.ml: Change generated copyright header to
20142 refer to version 3 of the GNU General Public License with
20143 version 3.1 of the GCC Runtime Library Exception and to point
20144 readers at the COPYING3 and COPYING3.RUNTIME files and the
20145 FSF's license web page.
20146 * config/arm/arm_neon.h: Regenerate.
20148 2009-04-09 Jakub Jelinek <jakub@redhat.com>
20150 * config/cris/cris.md: Change copyright header to refer to version
20151 3 of the GNU General Public License.
20152 * doc/install.texi2html: Change copyright header to refer to version
20153 3 of the GNU General Public License and to point readers at the
20154 COPYING3 file and the FSF's license web page.
20155 * config/vax/linux.h: Likewise.
20157 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
20159 * config/i386/i386.md (cmpcc): New.
20160 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
20161 (sync_compare_and_swap_cc*): Delete.
20163 * config/s390/s390.c (s390_compare_emitted): Remove.
20164 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
20165 s390_compare_emitted used to be handled. Assert that modes match.
20166 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
20167 refer to sync_compare_and_swap_ccsi.
20168 * config/s390/s390.h (s390_compare_emitted): Remove.
20169 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
20170 instead of s390_compare_emitted.
20171 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
20172 instead of s390_compare_emitted.
20173 * config/s390/s390.md (cmpcc): New.
20174 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
20175 CC_REGNUM, do not pretend it's set.
20176 (sync_compare_and_swap_cc*): Delete.
20177 * config/s390/predicates.md (cc_reg_operand): New.
20179 * expr.c (sync_compare_and_swap_cc): Delete.
20180 * optabs.h (sync_compare_and_swap_cc): Delete.
20181 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
20182 is being used with can_compare_p.
20183 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
20184 (find_cc_set): New.
20185 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
20186 look for a MODE_CC set instead. Use emit_store_flag.
20187 (expand_compare_and_swap_loop): Likewise, with some additional
20188 complication to avoid a force_reg when useless. Use
20189 emit_cmp_and_jump_insns.
20190 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
20191 * doc/md.texi (sync_compare_and_swap_cc): Merge with
20192 sync_compare_and_swap documentation.
20194 2009-04-09 Jan Hubicka <jh@suse.cz>
20196 * except.c (find_prev_try): Break out from ....
20197 (duplicate_eh_regions): ... here; properly update prev_try pointers
20198 when duplication part of tree.
20199 (dump_eh_tree): Improve dumping.
20200 (verify_eh_region): New.
20201 (verify_eh_tree): Use it.
20203 2009-04-06 Richard Guenther <rguenther@suse.de>
20205 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
20206 &ARRAY addresses by adjusting their types and prepending
20208 * tree-cfg.c (verify_gimple_assign_single): Verify that
20209 addresses are correct.
20211 2009-04-09 Richard Guenther <rguenther@suse.de>
20213 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
20214 indices into an array reference if possible.
20215 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20216 Fold POINTER_PLUS_EXPR statements with invariant address.
20218 2009-04-09 Alan Modra <amodra@bigpond.net.au>
20221 * config.gcc (powerpc64-*-linux*): Always build biarch.
20223 2009-04-09 Joseph Myers <joseph@codesourcery.com>
20226 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
20227 it and pedwarn if this results in an INTEGER_CST.
20229 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20231 * doc/install.texi: Update minimum GMP version. Remove obsolete
20232 text in MPFR section.
20234 2009-04-08 Jakub Jelinek <jakub@redhat.com>
20236 * dwarf2out.c (class_scope_p): New static inline.
20237 (class_or_namespace_scope_p): Use it.
20238 (gen_variable_die): Use DW_TAG_member tag for static data member
20239 declarations instead of DW_TAG_variable.
20241 PR middle-end/39573
20242 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
20245 2009-04-08 Richard Guenther <rguenther@suse.de>
20247 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
20248 valueize random data.
20250 2009-04-08 David Edelsohn <edelsohn@gnu.org>
20252 * config.gcc (aix tm_file): Add aix-stdint.h.
20253 (aix tm clause use_gcc_stdint): Set to wrap.
20254 * config/rs6000/aix-stdint.h: New file.
20256 2009-04-08 Richard Guenther <rguenther@suse.de>
20258 PR middle-end/36291
20259 * tree-dfa.c (add_referenced_var): Do not recurse into
20260 global initializers.
20261 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
20263 (fold_const_aggregate_ref): Likewise.
20265 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20267 * recog.c (ordered_comparison_operator): New.
20268 * gensupport.c (std_preds): Add it.
20269 * doc/md.texi (Machine-Independent Predicates): Document it.
20271 2009-04-08 Jan Hubicka <jh@suse.cz>
20273 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
20274 * function.h (rtl_eh): Remove exception_handler_label_map.
20275 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
20276 remove_exception_handler_label, for_each_eh_label_1): Remove.
20277 (rtl_remove_unreachable_regions): Remove.
20278 (convert_from_eh_region_ranges): Do not remove unreachable regions.
20279 (find_exception_handler_labels): Don't build the hashtable.
20280 (maybe_remove_eh_handler): Remove.
20281 (for_each_eh_label): Rewrite to walk the tree.
20282 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
20283 * except.h (maybe_remove_eh_handler): Remove.
20284 * passes.c (init_optimization_passes): Schedule second EH cleanup
20286 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
20287 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
20289 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20291 * genoutput.c (validate_optab_operands): New.
20292 (gen_insn, gen_expand): Call it.
20294 * genflags.c (gen_insn): Detect misused iterators.
20295 (main): Pass line_no to gen_insn, exit with status 1 on error.
20297 * genextract.c (line_no): Make global.
20298 (VEC_safe_set_locstr): Change assertion to error message.
20299 (main): Exit with status 1 on error.
20301 2009-04-08 Joseph Myers <joseph@codesourcery.com>
20305 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20306 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20307 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
20308 * c-convert.c (convert): Do not call fold on results of conversion
20309 functions when the result is a C_MAYBE_CONST_EXPR.
20310 * c-parser.c (c_parser_postfix_expression): Do not fold condition
20311 of __builtin_choose_expr.
20312 * c-typeck.c (remove_c_maybe_const_expr): New.
20313 (build_unary_op, build_conditional_expr, build_compound_expr,
20314 build_binary_op, c_objc_common_truthvalue_conversion): Call
20315 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
20318 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
20320 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
20321 CODE to produce a new one. Add a prototype to use fold_convert_const
20323 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
20326 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
20327 mix declarations and code.
20329 2009-04-08 Ben Elliston <bje@au.ibm.com>
20331 * gcc.c: Replace `CC' with `GCC' throughout.
20333 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
20335 * doc/invoke.texi: Document Atom support.
20337 2009-04-07 Jason Merrill <jason@redhat.com>
20340 * c-common.h, c-common.c: Add flag_pretty_templates.
20341 * c-opts.c (c_common_handle_option): Set it.
20342 * c.opt: Add -fno-pretty-templates.
20343 * doc/invoke.texi (C++ Dialect Options): Likewise.
20345 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
20347 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
20348 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
20349 (ia64_expand_builtin): Likewise.
20351 2009-04-07 Martin Jambor <mjambor@suse.cz>
20353 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
20354 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
20355 ADDR_EXPRS are include too.
20357 2009-04-07 Richard Guenther <rguenther@suse.de>
20359 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
20360 decls are only used if passes as parameters or if they are
20361 local statics and the call is not to a builtin.
20362 (call_may_clobber_ref_p_1): Likewise.
20364 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20366 * expr.c (do_store_flag): Remove last argument. Simplify code
20367 to avoid duplication of tests already done by can_compare_p.
20368 (expand_expr_real_1): Adjust caller.
20370 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20372 * optabs.c (can_compare_p): Test the predicate of a
20373 cbranch and cstore pattern.
20375 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20377 * expr.c (convert_move): Use emit_store_flag instead of
20380 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20382 * config/i386/i386.c (ix86_compare_emitted): Remove.
20383 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
20384 ix86_compare_op0 like ix86_compare_emitted used to be handled.
20385 * config/i386/i386.h (ix86_compare_emitted): Remove.
20386 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
20387 instead of ix86_compare_emitted.
20388 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
20390 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
20392 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
20393 Add t-sysroot-suffix to tmake_file.
20394 * config/print-sysroot-suffix.sh: New file.
20395 * config/t-sysroot-suffix: New file.
20397 2009-04-07 Ben Elliston <bje@au.ibm.com>
20399 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
20400 as the latter produces a warning when the target does not support
20403 2009-04-07 Ben Elliston <bje@au.ibm.com>
20405 * dfp.c: Replace type punning assignments with memcpy throughout.
20406 * Makefile.in (dfp.o-warn): Remove.
20408 2009-04-07 Alan Modra <amodra@bigpond.net.au>
20411 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
20412 Include soft-fp/t-softfp after rs6000/t-linux64.
20414 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
20416 * stor-layout.c (set_sizetype): Use the full precision of their
20417 machine mode for bitsize types.
20419 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
20421 * config/i386/i386.md: Revert 2 accidental checkins.
20423 2009-04-06 Joey Ye <joey.ye@intel.com>
20424 Xuepeng Guo <xuepeng.guo@intel.com>
20425 H.J. Lu <hongjiu.lu@intel.com>
20427 Atom pipeline model, tuning and insn selection.
20428 * config.gcc (atom): Add atom config options and target.
20430 * config/i386/atom.md: New.
20432 * config/i386/i386.c (atom_cost): New cost.
20433 (m_ATOM): New macro flag.
20434 (initial_ix86_tune_features): Set m_ATOM.
20435 (x86_accumulate_outgoing_args): Likewise.
20436 (x86_arch_always_fancy_math_387): Likewise.
20437 (processor_target): Add Atom cost.
20438 (cpu_names): Add Atom cpu name.
20439 (override_options): Set Atom ISA.
20440 (ix86_issue_rate): New case PROCESSOR_ATOM.
20441 (ix86_adjust_cost): Likewise.
20443 * config/i386/i386.h (TARGET_ATOM): New target macro.
20444 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
20445 (TARGET_OPT_AGU): New target option.
20446 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
20447 (processor_type): Add PROCESSOR_ATOM.
20449 * config/i386/i386.md (cpu): Add new value "atom".
20450 (use_carry, movu): New attr.
20451 (atom.md): Include atom.md.
20452 (adddi3_carry_rex64): Set attr "use_carry".
20453 (addqi3_carry): Likewise.
20454 (addhi3_carry): Likewise.
20455 (addsi3_carry): Likewise.
20456 (*addsi3_carry_zext): Likewise.
20457 (subdi3_carry_rex64): Likewise.
20458 (subqi3_carry): Likewise.
20459 (subhi3_carry): Likewise.
20460 (subsi3_carry): Likewise.
20461 (x86_movdicc_0_m1_rex64): Likewise.
20462 (*x86_movdicc_0_m1_se): Likewise.
20463 (x86_movsicc_0_m1): Likewise.
20464 (*x86_movsicc_0_m1_se): Likewise.
20465 (*adddi_1_rex64): Emit add insn as much as possible.
20466 (*addsi_1): Likewise.
20467 (return_internal): Set atom_unit.
20468 (return_internal_long): Likewise.
20469 (return_pop_internal): Likewise.
20470 (*rcpsf2_sse): Set atom_sse_attr attr.
20471 (*qrt<mode>2_sse): Likewise.
20472 (*prefetch_sse): Likewise.
20474 * config/i386/i386-c.c (ix86_target_macros_internal): New case
20476 (ix86_target_macros_internal): Likewise.
20478 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
20479 (*prefetch_sse_rex): Likewise.
20480 (sse_rcpv4sf2): Likewise.
20481 (sse_vmrcpv4sf2): Likewise.
20482 (sse_sqrtv4sf2): Likewise.
20483 (<sse>_vmsqrt<mode>2): Likewise.
20484 (sse_ldmxcsr): Likewise.
20485 (sse_stmxcsr): Likewise.
20486 (*sse_sfence): Likewise.
20487 (sse2_clflush): Likewise.
20488 (*sse2_mfence): Likewise.
20489 (*sse2_lfence): Likewise.
20490 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
20491 (<sse>_movup<ssemodesuffixf2c>): Likewise.
20492 (avx_movdqu<avxmodesuffix>): Likewise.
20493 (avx_lddqu<avxmodesuffix>): Likewise.
20494 (sse2_movntv2di): Change attr "type" to "ssemov".
20495 (sse2_movntsi): Likewise.
20496 (rsqrtv8sf2): Change attr "type" to "sseadd".
20497 (sse3_addsubv2df3): Set attr "atom_unit".
20498 (sse3_h<plusminus_insn>v4sf3): Likewise.
20499 (*sse2_pmaddwd): Likewise.
20500 (*vec_extractv2di_1_rex64): Likewise.
20501 (*vec_extractv2di_1_avx): Likewise.
20502 (sse2_psadbw): Likewise.
20503 (ssse3_phaddwv8hi3): Likewise.
20504 (ssse3_phaddwv4hi3): Likewise.
20505 (ssse3_phadddv4si3): Likewise.
20506 (ssse3_phadddv2si3): Likewise.
20507 (ssse3_phaddswv8hi3): Likewise.
20508 (ssse3_phaddswv4hi3): Likewise.
20509 (ssse3_phsubwv8hi3): Likewise.
20510 (ssse3_phsubwv4hi3): Likewise.
20511 (ssse3_phsubdv4si3): Likewise.
20512 (ssse3_phsubdv2si3): Likewise.
20513 (ssse3_phsubswv8hi3): Likewise.
20514 (ssse3_phsubswv4hi3): Likewise.
20515 (ssse3_pmaddubsw128): Likewise.
20516 (sse3_pmaddubsw: Likewise.
20517 (ssse3_palignrti): Likewise.
20518 (ssse3_palignrdi): Likewise.
20520 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
20522 * doc/install.texi (Specific): Fix two cross-references to MinGW.
20524 2009-04-06 Richard Guenther <rguenther@suse.de>
20526 PR tree-optimization/28868
20527 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
20528 of which PHI results we inserted.
20529 (insert_into_preds_of_block): Record inserted PHIs.
20530 (eliminate): Eliminate redundant PHI nodes.
20531 (init_pre): Init inserted_phi_names.
20533 2009-04-06 Richard Guenther <rguenther@suse.de>
20535 PR tree-optimization/39643
20536 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
20537 IMAGPART_EXPRs of complex constants.
20538 (execute_fold_all_builtins): If we folded a call queue
20539 TODO_update_address_taken.
20541 2009-04-06 Jan Hubicka <jh@suse.cz>
20543 PR middle-end/39659
20544 * except.c (remove_unreachable_regions): Propagate may_contain_throw
20547 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
20549 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
20551 (ic_invalidate_array): Likewise.
20553 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
20555 * calls.c (emit_library_call_value_1): Fix a problem with parameter
20556 alignment for library calls.
20558 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
20560 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
20561 (mingw32 tm clause use_gcc_stdint): Set to wrap.
20562 * config/i386/mingw-stdint.h: New file.
20564 2009-04-05 Richard Guenther <rguenther@suse.de>
20566 PR tree-optimization/39648
20567 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
20568 our &A vs. &A[0] IL deficiencies.
20570 2009-04-04 Jan Hubicka <jh@suse.cz>
20572 * except.c (sjlj_find_directly_reachable_regions): Be ready for
20573 removed toplevel regions.
20574 (sjlj_mark_call_sites): Likewise.
20576 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
20578 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
20579 (cygwin tm clause use_gcc_stdint): Set to wrap.
20580 * config/i386/cygwin-stdint.h: New file.
20582 2009-04-04 Richard Guenther <rguenther@suse.de>
20584 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
20585 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
20586 single-argument PHIs if we are in loop-closed SSA form.
20587 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
20588 for the pre-condition.
20589 (slpeel_tree_peel_loop_to_edge): Likewise.
20590 (vect_build_loop_niters): Take an optional sequence to append stmts.
20591 (vect_generate_tmps_on_preheader): Likewise.
20592 (vect_do_peeling_for_loop_bound): Take extra guards for the
20594 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
20595 the cost model check.
20596 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
20597 guards if we are going to peel. Do not apply versioning in that case.
20598 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
20599 (vect_do_peeling_for_loop_bound): Likewise.
20600 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
20601 loop bound only record extra pre-conditions, do not apply loop
20604 2009-04-04 Richard Guenther <rguenther@suse.de>
20606 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
20609 2009-04-04 Jan Hubicka <jh@suse.cz>
20611 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20612 last_basic_block for size of bb->index indexed array.
20613 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
20614 compute_out, link_btr_uses, build_btr_def_use_webs,
20615 build_btr_def_use_webs, migrate_btr_defs): Likewise.
20617 2009-04-04 Jan Hubicka <jh@suse.cz>
20619 * except.c (remove_eh_handler_and_replace): Break out from ...
20620 (remove_eh_handler): ... here.
20621 (bring_to_root): New function.
20622 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
20623 handled ones, bring others to root of tree.
20625 2009-04-04 Jan Hubicka <jh@suse.cz>
20627 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
20628 (all_phis_safe_to_merge): New function.
20629 (update_info): New structure.
20630 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
20631 (cleanup_empty_eh): Update SSA if possible.
20633 2009-04-04 Richard Guenther <rguenther@suse.de>
20635 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
20636 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
20637 (append_vuse): Likewise.
20639 2009-04-04 Jakub Jelinek <jakub@redhat.com>
20641 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
20642 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
20643 instead of REG_UNSAVED for DW_CFA_undefined.
20644 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
20645 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
20648 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
20651 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
20652 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
20653 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
20655 2009-04-04 Richard Guenther <rguenther@suse.de>
20657 PR tree-optimization/8781
20658 PR tree-optimization/37892
20659 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
20660 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
20661 (valueize_refs): Call it for *& valueizations.
20662 (shared_reference_ops_from_ref): Rename to ...
20663 (valueize_shared_reference_ops_from_ref): ... this and valueize.
20664 (shared_reference_ops_from_call): Rename to ...
20665 (valueize_shared_reference_ops_from_call): ... this and valueize.
20666 (vn_reference_lookup): Update.
20667 (visit_reference_op_call): Likewise.
20668 * tree-ssa-pre.c (phi_translate_1): Fold *&.
20669 (eliminate): Value-replace the call address in call statements.
20671 2009-04-04 Richard Guenther <rguenther@suse.de>
20673 PR tree-optimization/39636
20674 * tree-ssa-forwprop.c
20675 (forward_propagate_addr_into_variable_array_index): Check for
20676 GIMPLE_ASSIGN before accessing the rhs code.
20678 2009-04-03 Jason Merrill <jason@redhat.com>
20680 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
20682 2009-04-03 Steve Ellcey <sje@cup.hp.com>
20684 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
20685 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
20686 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
20687 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
20688 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
20689 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
20690 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
20691 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
20692 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
20693 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
20694 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
20695 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
20696 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
20697 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
20698 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
20699 Use fr_reg_or_fp01_operand instead of fr_register_operand
20701 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
20702 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
20703 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
20705 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
20707 PR rtl-optimization/39607
20708 PR rtl-optimization/39631
20712 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20713 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20714 instead of DF_LR_OUT.
20715 * ira-lives.c (process_bb_node_lives): Ditto.
20716 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20717 instead of DF_LR_{OUT,IN}.
20718 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20719 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20721 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
20723 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
20724 (execute_lower_omp): Always run but take the short way out if -fopenmp
20726 (gate_lower_omp): Remove, forcing the pass manager to always run the
20727 pass and always set PROP_gimple_lomp.
20728 (pass_lower_omp): Remove gate function.
20729 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
20730 PROP_trees. Instead, require it.
20731 * ipa-cp.c (pass_ipa_cp): Likewise.
20732 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
20733 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
20734 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
20735 and PROP_gimple_leh.
20737 2009-04-03 Richard Guenther <rguenther@suse.de>
20739 PR middle-end/13146
20740 PR tree-optimization/23940
20741 PR tree-optimization/33237
20742 PR middle-end/33974
20743 PR middle-end/34093
20744 PR tree-optimization/36201
20745 PR tree-optimization/36230
20746 PR tree-optimization/38049
20747 PR tree-optimization/38207
20748 PR tree-optimization/38230
20749 PR tree-optimization/38301
20750 PR tree-optimization/38585
20751 PR middle-end/38895
20752 PR tree-optimization/38985
20753 PR tree-optimization/39299
20754 * tree-ssa-structalias.h: Remove.
20755 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
20756 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
20757 (struct vuse_element_d): Remove.
20758 (struct vuse_vec_d): Likewise.
20759 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
20760 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
20761 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
20762 VUSE_ELEMENT_VAR): Likewise.
20763 (struct voptype_d): Likewise.
20764 (NUM_VOP_FREE_BUCKETS): Likewise.
20765 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
20766 (struct stmt_operands_d): Remove.
20767 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
20768 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
20769 VDEF_NUM, VDEF_VECT): Likewise.
20770 (copy_virtual_operands): Remove.
20771 (operand_build_cmp): Likewise.
20772 (create_ssa_artificial_load_stmt): Likewise.
20773 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
20774 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
20775 vuse_index and mayuse_index members. Pack and move done and iter_type
20776 members to the front.
20777 (SSA_OP_VMAYUSE): Remove.
20778 (SSA_OP_VIRTUAL_USES): Adjust.
20779 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20780 (unlink_stmt_vdef): Declare.
20781 (add_to_addressable_set): Remove.
20782 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20783 (vrp_visit_stmt): Likewise.
20784 * doc/tree-ssa.texi (Alias analysis): Update.
20785 * doc/invoke.texi (max-aliased-vops): Remove docs.
20786 (avg-aliased-vops): Likewise.
20787 * tree-into-ssa.c (syms_to_rename): Remove.
20788 (need_to_update_vops_p): Likewise.
20789 (need_to_initialize_update_ssa_p): Rename to ...
20790 (update_ssa_initialized_fn): ... this. Track function we are
20792 (symbol_marked_for_renaming): Simplify.
20793 (add_new_name_mapping): Do not set need_to_update_vops_p.
20794 (dump_currdefs): Use SYMS_TO_RENAME.
20795 (rewrite_update_stmt): Always walk all uses/defs.
20796 (dump_update_ssa): Adjust.
20797 (init_update_ssa): Take function argument. Track what we are
20799 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20800 (create_new_def_for): Initialize for cfun, assert we are initialized
20802 (mark_sym_for_renaming): Simplify.
20803 (mark_set_for_renaming): Do not initialize update-ssa.
20804 (need_ssa_update_p): Simplify. Take function argument.
20805 (name_mappings_registered_p): Assert we ask for the correct function.
20806 (name_registered_for_update_p): Likewise.
20807 (ssa_names_to_replace): Likewise.
20808 (release_ssa_name_after_update_ssa): Likewise.
20809 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20810 (dump_decl_set): Do not print a newline.
20811 (debug_decl_set): Do it here.
20812 (dump_update_ssa): And here.
20813 * tree-ssa-loop-im.c (move_computations): Adjust.
20814 (movement_possibility): Likewise.
20815 (determine_max_movement): Likewise.
20816 (gather_mem_refs_stmt): Likewise.
20817 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20818 or NAME_MEMORY_TAG.
20819 * tree-complex.c (update_all_vops): Remove.
20820 (expand_complex_move): Adjust.
20821 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20822 Simplify test for memory referencing statement. Exclude
20823 non-invariant ADDR_EXPRs.
20824 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20825 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20826 (rdg_flag_uses): Likewise.
20827 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20829 (tree_optimize_tail_calls_1): Also split the
20830 edge from the entry block if we have degenerate PHI nodes in
20831 the first basic block.
20832 * tree.c (init_ttree): Remove memory-tag related code.
20833 (tree_code_size): Likewise.
20834 (tree_node_structure): Likewise.
20835 (build7_stat): Re-write to be build6_stat.
20836 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20837 (SSA_VAR_P): Adjust.
20838 (struct tree_memory_tag): Remove.
20839 (struct tree_memory_partition_tag): Likewise.
20840 (union tree_node): Adjust.
20841 (build7): Re-write to be build6.
20842 * tree-pass.h (pass_reset_cc_flags): Remove.
20843 (TODO_update_address_taken): New flag.
20844 (pass_simple_dse): Remove.
20845 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20846 * params.h (MAX_ALIASED_VOPS): Remove.
20847 (AVG_ALIASED_VOPS): Likewise.
20848 * omp-low.c (expand_omp_taskreg): Update SSA form.
20849 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20850 aliases the lhs in a copy stmt.
20851 * tree-ssa-dse.c (struct address_walk_data): Remove.
20852 (memory_ssa_name_same): Likewise.
20853 (memory_address_same): Likewise.
20854 (get_kill_of_stmt_lhs): Likewise.
20855 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20856 unused stores. Look through PHI nodes into post-dominated regions.
20857 (dse_optimize_stmt): Simplify. Properly remove stores.
20858 (tree_ssa_dse): Compute dominators.
20859 (execute_simple_dse): Remove.
20860 (pass_simple_dse): Likewise.
20861 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
20862 gimple_loaded_syms and gimple_stored_syms computation.
20863 * toplev.c (dump_memory_report): Dump alias and pta stats.
20864 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
20865 (vn_reference_eq): Likewise.
20866 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
20867 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
20868 valueize_vuses): Remove.
20869 (get_def_ref_stmt_vuses): Simplify. Rename to ...
20870 (get_def_ref_stmt_vuse): ... this.
20871 (vn_reference_lookup_2): New function.
20872 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
20873 walking equivalent vuses. Simplify.
20874 (vn_reference_lookup): Likewise.
20875 (vn_reference_insert): Likewise.
20876 (vn_reference_insert_pieces): Likewise.
20877 (visit_reference_op_call): Simplify.
20878 (visit_reference_op_load): Likewise.
20879 (visit_reference_op_store): Likewise.
20880 (init_scc_vn): Remove shared_lookup_vuses initialization.
20881 (free_scc_vn): Remove shared_lookup_vuses freeing.
20882 (sort_vuses, sort_vuses_heap): Remove.
20883 (get_ref_from_reference_ops): Export.
20884 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
20885 vector with single vuse pointer.
20886 (vn_reference_lookup_pieces, vn_reference_lookup,
20887 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
20888 (shared_vuses_from_stmt): Remove.
20889 (get_ref_from_reference_ops): Declare.
20890 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
20891 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20892 memory-tag related code.
20893 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
20894 (likely_value): Add comment, skip static-chain of call statements.
20895 (surely_varying_stmt_p): Adjust.
20896 (gimplify_and_update_call_from_tree): Likewise.
20897 (execute_fold_all_builtins): Do not rebuild alias info.
20898 (gimplify_and_update_call_from_tree): Properly update VOPs.
20899 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
20900 (copy_ref_info): Remove memory-tag related code.
20901 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
20902 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
20903 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
20905 * tree-ssa-dom.c (gimple_p): Remove typedef.
20906 (eliminate_redundant_computations): Adjust.
20907 (record_equivalences_from_stmt): Likewise.
20908 (avail_expr_hash): Likewise.
20909 (avail_expr_eq): Likewise.
20910 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
20911 (stmt_makes_single_load): Likewise.
20912 (stmt_makes_single_store): Likewise.
20913 * tree-ssa-alias.c: Rewrite completely.
20914 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
20915 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
20916 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
20917 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
20918 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
20919 Remove public functions.
20920 (pass_reset_cc_flags): Remove.
20921 (pass_build_alias): Move ...
20922 * tree-ssa-structalias.c (pass_build_alias): ... here.
20923 * tree-ssa-alias.c (may_be_aliased): Move ...
20924 * tree-flow-inline.h (may_be_aliased): ... here.
20925 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
20926 count_uses_and_derefs): Move ...
20927 * gimple.c: ... here.
20928 * gimple.h (count_uses_and_derefs): Declare.
20929 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
20930 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
20931 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
20932 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
20933 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
20934 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
20935 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
20937 * tree-dfa.c (refs_may_alias_p): Move ...
20938 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
20939 * tree-ssa-alias.h: New file.
20940 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
20941 (statement_sink_location): Likewise.
20942 * opts.c (decode_options): Do not adjust max-aliased-vops or
20943 avg-aliased-vops values.
20944 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
20945 (TV_CALL_CLOBBER): Likewise.
20946 (TV_FLOW_SENSITIVE): Likewise.
20947 (TV_FLOW_INSENSITIVE): Likewise.
20948 (TV_MEMORY_PARTITIONING): Likewise.
20949 (TV_ALIAS_STMT_WALK): New timevar.
20950 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
20951 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
20952 (get_address_description): Remove memory-tag related code.
20953 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
20954 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
20955 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
20956 and immediate uses in statements. Document.
20957 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
20958 (dump_symbols): Remove.
20959 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
20960 * alias.c (get_deref_alias_set): New function split out from ...
20961 (get_alias_set): ... here.
20962 * alias.h (get_deref_alias_set): Declare.
20963 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
20964 type parameter. Remove restrict pointer handling. Create a
20965 ref-all pointer in case type-based alias sets do not conflict.
20966 (vect_analyze_data_refs): Remove SMT related code.
20967 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
20968 (vectorizable_load): Likewise.
20969 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
20970 (DR_SYMBOL_TAG, DR_VOPS): Remove.
20971 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
20972 Ignore vops and SMTs.
20973 (dr_analyze_alias): Likewise..
20974 (free_data_ref): Likewise.
20975 (create_data_ref): Likewise.
20976 (analyze_all_data_dependences): Likewise.
20977 (get_references_in_stmt): Adjust.
20978 * tree-flow-inline.h (gimple_aliases_computed_p,
20979 gimple_addressable_vars, gimple_call_clobbered_vars,
20980 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
20981 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
20982 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
20983 gimple_mem_ref_stats): Remove.
20984 (gimple_vop): New function.
20985 (op_iter_next_use): Remove vuses and mayuses cases.
20986 (op_iter_next_def): Remove vdefs case.
20987 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
20988 (clear_and_done_ssa_iter): Do not set removed fields.
20989 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
20990 Assert we are not iterating over vuses or vdefs if not also
20991 iterating over uses or defs.
20992 (op_iter_init_use): Likewise.
20993 (op_iter_init_def): Likewise.
20994 (op_iter_next_vdef): Remove.
20995 (op_iter_next_mustdef): Likewise.
20996 (op_iter_init_vdef): Likewise.
20997 (compare_ssa_operands_equal): Likewise.
20998 (link_use_stmts_after): Handle vuse operand.
20999 (is_call_used): Use is_call_clobbered.
21000 (is_call_clobbered): Global variables are always call clobbered,
21001 query the call-clobbers bitmap.
21002 (mark_call_clobbered): Ignore global variables.
21003 (clear_call_clobbered): Likewise.
21004 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
21005 virtual operands sanity check.
21006 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
21008 (TARGET_MEM_REF): Remove TMR_TAG operand.
21009 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
21010 Remove call-clobber related code.
21011 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
21012 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
21013 partitions or escape reason.
21014 (get_single_def_stmt, get_single_def_stmt_from_phi,
21015 get_single_def_stmt_with_phi): Remove.
21016 (dump_referenced_vars): Tidy.
21017 (get_ref_base_and_extent): Allow bare decls.
21018 (collect_dfa_stats): Adjust.
21019 * graphite.c (rename_variables_in_stmt): Adjust.
21020 (graphite_copy_stmts_from_block): Likewise.
21021 (translate_clast): Likewise.
21022 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
21024 (translate_vuse_through_block): Use the oracle.
21025 (phi_translate_1): Adjust.
21026 (value_dies_in_block_x): Use the oracle. Cache the outcome
21028 (valid_in_sets): Check if the VUSE for
21029 a REFERENCE is available.
21030 (eliminate): Do not remove stmts during elimination,
21031 instead queue and remove them afterwards.
21032 (do_pre): Do not rebuild alias info.
21033 (pass_pre): Run TODO_rebuild_alias before PRE.
21034 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
21035 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
21036 (mark_all_v_defs_stmt): Remove.
21037 (mark_all_v_defs_seq): Adjust.
21038 (sra_replace): Likewise.
21039 (scalarize_use): Likewise.
21040 (scalarize_copy): Likewise.
21041 (scalarize_init): Likewise.
21042 (scalarize_ldst): Likewise.
21043 (todoflags): Remove.
21044 (tree_sra): Do not rebuild alias info.
21045 (tree_sra_early): Adjust.
21046 (pass_sra): Run TODO_update_address_taken before SRA.
21047 * tree-predcom.c (set_alias_info): Remove.
21048 (prepare_initializers_chain): Do not call it.
21049 (mark_virtual_ops_for_renaming): Adjust.
21050 (mark_virtual_ops_for_renaming_list): Remove.
21051 (initialize_root_vars): Adjust.
21052 (initialize_root_vars_lm): Likewise.
21053 (prepare_initializers_chain): Likewise.
21054 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
21055 (may_propagate_copy_into_stmt): Likewise.
21056 (merge_alias_info): Do nothing for now.
21057 (propagate_tree_value_into_stmt): Adjust.
21058 (stmt_may_generate_copy): Likewise.
21059 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
21060 not mark symbols for renaming.
21061 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
21062 with the same statement, make sure to update the new pointed-to one.
21063 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
21064 call statements, do not mark symbols for renaming.
21065 (mark_operand_necessary): Dump something.
21066 (ref_may_be_aliased): New function.
21067 (mark_aliased_reaching_defs_necessary_1): New helper function.
21068 (mark_aliased_reaching_defs_necessary): Likewise.
21069 (mark_all_reaching_defs_necessary_1): Likewise.
21070 (mark_all_reaching_defs_necessary): Likewise.
21071 (propagate_necessity): Do not process virtual PHIs. For
21072 non-aliased loads mark all reaching definitions as necessary.
21073 For aliased loads and stores mark the immediate dominating
21074 aliased clobbers as necessary.
21075 (visited): New global static.
21076 (perform_tree_ssa_dce): Free visited bitmap after propagating
21078 (remove_dead_phis): Perform simple dead virtual PHI removal.
21079 (remove_dead_stmt): Properly unlink virtual operands when
21081 (eliminate_unnecessary_stmts): Schedule PHI removal after
21083 * tree-ssa-ter.c (is_replaceable_p): Adjust.
21084 (process_replaceable): Likewise.
21085 (find_replaceable_in_bb): Likewise.
21086 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
21087 based on the single gimple vop.
21088 (verify_flow_insensitive_alias_info): Remove.
21089 (verify_flow_sensitive_alias_info): Likewise.
21090 (verify_call_clobbering): Likewise.
21091 (verify_memory_partitions): Likewise.
21092 (verify_alias_info): Likewise.
21093 (verify_ssa): Adjust..
21094 (execute_update_addresses_taken): Export. Update SSA
21095 manually. Optimize only when optimizing. Use a local bitmap.
21096 (pass_update_address_taken): Remove TODO_update_ssa, add
21098 (pass_update_address_taken): Just use TODO_update_address_taken.
21099 (init_tree_ssa): Do not initialize addressable_vars.
21100 (verify_ssa): Verify new VUSE / VDEF properties.
21101 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
21102 Do not call verify_alias_info.
21103 (delete_tree_ssa): Clear the VUSE, VDEF operands.
21104 Do not free the loaded and stored syms bitmaps. Reset the escaped
21105 and callused solutions. Do not free addressable_vars.
21106 Remove memory-tag related code.
21107 (warn_uninitialized_var): Aliases are always available.
21108 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
21109 * lambda-code.c (can_put_in_inner_loop): Adjust.
21110 (can_put_after_inner_loop): Likewise.
21111 (perfect_nestify): Likewise.
21112 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
21113 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
21114 (vectorizable_conversion): Do not mark symbols for renaming.
21115 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
21116 (expand_call_inline): Unlink the calls virtual operands before
21118 (tree_function_versioning): Do not call update_ssa if we are not
21119 updating clones. Simplify.
21120 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
21121 (propagate_with_phi): Likewise..
21122 * tree-outof-ssa.c (create_temp): Remove memory tag and call
21123 clobber code. Assert we are not aliased or global.
21124 * tree-flow.h: Include tree-ssa-alias.h
21125 (enum escape_type): Remove.
21126 (struct mem_sym_stats_d): Likewise.
21127 (struct mem_ref_stats_d): Likewise.
21128 (struct gimple_df): Add vop member. Remove global_var,
21129 call_clobbered_vars, call_used_vars, addressable_vars,
21130 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
21131 escaped and callused members.
21132 (struct ptr_info_def): Remove all members, add points-to solution
21134 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
21135 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
21136 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
21137 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
21138 (tree-ssa-alias.o): Likewise.
21139 (toplev.o): Add tree-ssa-alias.h
21140 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
21141 * gimple.c (gimple_set_bb): Fix off-by-one error.
21142 (is_gimple_reg): Do not handle memory tags.
21143 (gimple_copy): Also copy virtual operands.
21144 Delay updating the statement. Do not reset loaded and stored syms.
21145 (gimple_set_stored_syms): Remove.
21146 (gimple_set_loaded_syms): Likewise.
21147 (gimple_call_copy_skip_args): Copy the virtual operands
21148 and mark the new statement modified.
21149 * tree-ssa-structalias.c (may_alias_p): Remove.
21150 (set_uids_in_ptset): Take the alias set to prune with as
21151 parameter. Fold in the alias test of may_alias_p.
21152 (compute_points_to_sets): Compute whether a ptr is dereferenced
21153 in a local sbitmap.
21154 (process_constraint): Deal with &ANYTHING on the lhs, reject all
21155 other ADDRESSOF constraints on the lhs.
21156 (get_constraint_for_component_ref): Assert that we don't get
21157 ADDRESSOF constraints from the base of the reference.
21158 Properly generate UNKNOWN_OFFSET for DEREF if needed.
21159 (struct variable_info): Remove collapsed_to member.
21160 (get_varinfo_fc): Remove.
21161 (new_var_info): Do not set collapsed_to.
21162 (dump_constraint): Do not follow cycles.
21163 (dump_constraint_graph): Likewise.
21164 (build_pred_graph): Likewise.
21165 (build_succ_graph): Likewise.
21166 (rewrite_constraints): Likewise.
21167 (do_simple_structure_copy): Remove.
21168 (do_rhs_deref_structure_copy): Remove.
21169 (do_lhs_deref_structure_copy): Remove.
21170 (collapse_rest_of_var): Remove.
21171 (do_structure_copy): Re-implement.
21172 (pta_stats): New global variable.
21173 (dump_pta_stats): New function.
21174 (struct constraint_expr): Make offset signed.
21175 (UNKNOWN_OFFSET): Define special value.
21176 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
21177 (solution_set_expand): New helper function split out from ...
21178 (do_sd_constraint): ... here.
21179 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
21180 (do_ds_constraint): Likewise.
21181 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
21182 and CALLUSED = *CALLUSED.
21183 (set_union_with_increment): Make inc argument signed.
21184 (type_safe): Remove.
21185 (get_constraint_for_ptr_offset): Handle unknown and negative
21187 (first_vi_for_offset): Handle offsets before start. Bail
21188 out early for offsets beyond the variable extent.
21189 (first_or_preceding_vi_for_offset): New function.
21190 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
21191 Together with ESCAPED = *ESCAPED this properly computes reachability.
21192 (find_what_var_points_to): New function.
21193 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
21194 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
21195 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
21196 pt_solutions_intersect): New functions.
21197 (compute_call_used_vars): Remove.
21198 (compute_may_aliases): New main entry into PTA computation.
21199 * gimple.h (gimple_p): New typedef.
21200 (struct gimple_statement_base): Remove references_memory_p.
21201 (struct gimple_statement_with_memory_ops_base): Remove
21202 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
21204 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
21205 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
21206 gimple_set_references_memory): Remove.
21207 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
21208 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
21210 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
21211 (verify_expr): Allow RESULT_DECL.
21212 (gimple_duplicate_bb): Do not copy virtual operands.
21213 (gimple_duplicate_sese_region): Adjust.
21214 (gimple_duplicate_sese_tail): Likewise.
21215 (mark_virtual_ops_in_region): Remove.
21216 (move_sese_region_to_fn): Do not call it.
21217 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
21218 and pass_simple_dse.
21219 (execute_function_todo): Handle TODO_update_address_taken,
21220 call execute_update_addresses_taken for TODO_rebuild_alias.
21221 (execute_todo): Adjust.
21222 (execute_one_pass): Init dump files early.
21223 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
21225 (create_general_new_stmt): Clear vops.
21226 * tree-ssa-reassoc.c (get_rank): Adjust.
21227 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
21228 symbols for renaming.
21229 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
21230 (PARAM_AVG_ALIASED_VOPS): Likewise.
21231 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
21232 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
21233 * tree-ssa-operands.c: Simplify for new virtual operand representation.
21234 (operand_build_cmp, copy_virtual_operands,
21235 create_ssa_artificial_load_stmt, add_to_addressable_set,
21236 gimple_add_to_addresses_taken): Remove public functions.
21237 (unlink_stmt_vdef): New function.
21239 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21241 * config.gcc (powerpc-*-linux*): Merge variants.
21243 2009-04-02 Chao-ying Fu <fu@mips.com>
21244 James Grosbach <james.grosbach@microchip.com>
21246 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
21247 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
21249 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
21250 keep_interrupts_masked_p, use_debug_exception_return_p.
21251 (mips_attribute_table): Add interrupt, use_shadow_register_set,
21252 keep_interrupts_masked, use_debug_exception_return.
21253 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
21254 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
21256 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
21257 (mips_print_operand): Process COP0 registers to print $0 .. $31
21258 correctly for GAS to process.
21259 (mips_interrupt_extra_call_saved_reg_p): New function.
21260 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
21262 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
21263 (mips_compute_frame_info): Add supports for interrupt context that
21264 includes doubleword accumulators and COP0 registers.
21265 (mips_for_each_saved_acc): New function.
21266 (mips_for_each_saved_gpr_and_fpr): Change the function name from
21267 mips_for_each_saved_reg.
21268 (mips_save_reg): Save accumulators.
21269 (mips_kernel_reg_p): A new for_each_rtx callback.
21270 (mips_expand_prologue): Support interrupt handlers.
21271 (mips_restore_reg): Restore accumulators.
21272 (mips_expand_epilogue): Support interrupt handlers.
21273 (mips_can_use_return_insn): Return false for interrupt handlers.
21274 (mips_epilogue_uses): New function.
21275 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
21276 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
21277 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
21278 cop0_move): New instructions.
21279 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
21280 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
21282 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
21284 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
21285 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
21286 interrupt handlers, we use K0 as the temporary register.
21287 (EPILOGUE_USES): Change to a function call.
21288 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
21289 handlers, we use K0 as the temporary register.
21291 * doc/extend.texi (Function Attributes): Document interrupt,
21292 use_shadow_register_set, keep_interrupts_masked,
21293 use_debug_exception_return for MIPS attributes.
21295 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21297 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
21298 Remove a number of t-files from tmake_file.
21299 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
21300 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
21301 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
21302 target_prototype, not TARGET_PROTOTYPE.
21303 (LINK_OS_GNU_SPEC): Define.
21304 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
21305 and darwin-ldoubdle.c.
21307 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
21310 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
21311 (cpp_options): Ditto.
21312 (default_compilers): Ditto.
21313 (display_help): Ditto.
21314 (process_command): Ditto.
21315 (do_spec_1): Ditto.
21316 (set_input): Use lbasename instead of duplicate code.
21317 (save_temps_prefix): New static for -save-temps=obj.
21318 (save_temps_length): Ditto.
21320 * doc/invoke.texi (-save-temps=obj): Document new variant to
21321 -save-temps switch.
21323 2009-04-02 Jeff Law <law@redhat.com>
21325 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
21328 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21330 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
21331 * configure: Regenerated.
21333 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21335 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
21336 share the argument list.
21338 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21342 2009-02-12 Diego Novillo <dnovillo@google.com>
21344 * varpool.c (debug_varpool): New.
21345 * cgraph.h (debug_varpool): Declare.
21347 2009-04-02 Jan Hubicka <jh@suse.cz>
21349 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
21352 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21354 * config/i386/i386.c (ix86_abi): Move initialization to ...
21355 (override_options): Here.
21357 2009-04-02 Christian Bruel <christian.bruel@st.com>
21359 * config/sh/sh.c (sh_dwarf_register_span): New function.
21360 (TARGET_DWARF_REGISTER_SPAN): Define.
21361 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
21363 2009-04-02 Ira Rosen <irar@il.ibm.com>
21365 PR tree-optimization/39595
21366 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
21367 interleaved loads group is not greater than the SLP group size.
21369 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21371 * builtins.c (is_builtin_name): New.
21372 (called_as_built_in): Use is_builtin_name.
21373 * tree.h (is_builtin_name): New.
21374 * varasm.c (incorporeal_function_p): Use is_builtin_name
21376 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
21378 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
21380 2009-04-02 Dodji Seketeli <dodji@redhat.com>
21383 * c-decl.c (clone_underlying_type): Move this ...
21384 * c-common.c (set_underlying_type): ... here.
21385 Also, make sure the function properly sets TYPE_STUB_DECL() on
21386 the newly created typedef variant type.
21387 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
21388 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
21391 2009-04-02 Richard Guenther <rguenther@suse.de>
21393 PR tree-optimization/37221
21394 * tree-flow.h (degenerate_phi_result): Declare.
21395 * tree-ssa-dom.c (degenerate_phi_result): Export.
21396 * tree-scalar-evolution.c (analyze_initial_condition): If
21397 the initial condition is defined by a degenerate PHI node
21398 use the degenerate value.
21400 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
21402 PR rtl-optimization/39588
21403 * combine.c (merge_outer_ops): Do not set the constant when this
21405 (simplify_shift_const_1): Do not modify it either in this case.
21407 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
21409 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
21410 tuning is deprecated if -mtune value is set to an Itanium1 variant.
21412 2009-04-01 Janis Johnson <janis187@us.ibm.com>
21415 * c-lex.c (interpret_float): Default (no suffix) is double.
21417 2009-04-1 Xinliang David Li <davidxl@google.com>
21419 * config/i386/i386.c (legitimate_constant_p): Recognize
21420 all one vector constant.
21422 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21424 * config/vax/vax.c: Add #includes to silence warnings.
21425 Change #include order to silence two warnings.
21427 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21429 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
21430 (ASM_SPEC): Pass -k to the assembler for PIC code.
21432 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21434 * config.gcc: Add vax-*-linux* to the switch.
21435 * config/vax/linux.h: New file. (TARGET_VERSION,
21436 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
21438 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21440 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
21441 Use predicate macros instead of GET_CODE() == foo.
21442 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
21443 ashlsi3, rotrsi3, <unnamed>): Likewise.
21445 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21447 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
21448 jbbccihi, jbbccisi): Remova trailing whitespace.
21449 * config/vax/constraints.md: Likewise.
21450 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
21451 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
21452 * config/vax/predicates.md: Likewise.
21453 * config/vax/vax.c (print_operand_address, vax_output_int_move,
21454 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
21455 * config/vax/vax.h: Likewise.
21456 * config/vax/vax.md (nonlocal_goto): Likewise.
21458 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21460 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
21461 (indirectable_address_p, adjacent_operands_p): Add spaces around
21463 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
21465 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21467 * config/vax/vax.c (legitimate_constant_address_p,
21468 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
21469 index_term_p, reg_plus_index_p, legitimate_address_p,
21470 vax_mode_dependent_address_p): Update comments to match functions
21471 modified by the recent int->bool conversion.
21473 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21475 * config/vax/builtins.md: Update copyright message.
21476 * config/vax/constraints.md: Likewise.
21477 * config/vax/netbsd-elf.h: Likewise.
21478 * config/vax/predicates.md: Likewise.
21479 * config/vax/vax-protos.h: Likewise.
21480 * config/vax/vax.c: Likewise.
21481 * config/vax/vax.h: Likewise.
21482 * config/vax/vax.md: Likewise.
21483 * config/vax/vax.opt: Likewise.
21485 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21487 * config/vax/builtins.md (ffssi2, ffssi2_internal,
21488 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
21489 * config/vax/constraints.md (B, R): Likewise.
21490 * config/vax/predicates.md (external_memory_operand,
21491 nonimmediate_addsub_di_operand): Likewise.
21492 * config/vax/vax.c (vax_output_int_add): Likewise.
21493 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
21494 untyped_call): Likewise.
21496 2009-04-01 Matt Thomas <matt@3am-software.com>
21498 * config/vax/predicates.md: New file.
21499 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
21500 external_const_operand, nonsymbolic_operand, external_memory_operand,
21501 indirect_memory_operand, indexed_memory_operand,
21502 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
21503 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
21505 * config/vax/constraints.md: New file.
21506 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
21508 * config/vax/builtins.md: New file.
21509 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
21510 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
21512 * config/vax/vax.opt (mqmath): Add option.
21513 * config/vax/vax.md (isfx): Extend with DI.
21514 (VAXintQH, VAXintQHSD): Define.
21515 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
21516 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
21517 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
21518 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
21519 (movdi): Update constraints and use vax_output_int_move().
21520 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
21521 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
21522 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
21523 nonlocal_goto): New.
21524 (mov<mode>): Extend accepted operand types.
21525 (subdi3_old): Rename from subdi3, change update constraints and use
21526 a new implementation.
21527 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
21528 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
21529 MOVE_RATIO, CLEAR_RATIO): Define.
21530 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
21531 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
21532 (PRINT_OPERAND): Redefine using a function instead of inlined code.
21533 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
21534 (split_quadword_operands): Make static and really allow variable
21536 (print_operand_address): Update for PIC generation.
21537 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
21538 indexable_address_p, fixup_mathdi_operand,
21539 vax_expand_addsub_di_operands, adjacent_operands_p): New.
21540 (vax_float_literal, legitimate_constant_p,
21541 indirectable_constant_address_p, index_term_p,
21542 reg_plus_index_p): Return bool instead of int.
21543 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
21545 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
21547 (vax_output_conditional_branch): Indent.
21548 (legitimate_constant_address_p, indirectable_constant_address_p,
21549 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
21550 vax_mode_dependent_address_p): Return bool instead of int, update for
21552 * config/vax/vax-protos.h (legitimate_constant_address_p,
21553 legitimate_constant_p, legitimate_address_p,
21554 vax_mode_dependent_address_p): Change declaration to bool.
21555 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
21556 vax_expand_addsub_di_operands, vax_output_int_subtract,
21557 vax_output_movmemsi): Declare.
21558 (split_quadword_operands, vax_float_literal): Delete declaration.
21559 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
21560 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
21561 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
21562 ASM_OUTPUT_DWARF_PCREL): Define.
21563 (ASM_SPEC): Change definition to allow PIC generation.
21565 2009-04-01 Steve Ellcey <sje@cup.hp.com>
21567 * doc/sourcebuild.texi: Update front-end requirements.
21569 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21572 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
21573 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
21574 (booldi3_internal3): Use boolean_or_operator instead of
21577 2009-04-01 Joseph Myers <joseph@codesourcery.com>
21580 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
21581 declarator whose size is not an integer constant expression but
21582 folds to an integer constant, then treat it as a constant
21585 2009-04-01 Richard Guenther <rguenther@suse.de>
21587 * fold-const.c (fold_plusminus_mult_expr): Do not fold
21588 i * 4 + 2 to (i * 2 + 1) * 2.
21590 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21593 * c-parser.c (c_parser_asm_statement): Skip until close paren and
21594 return if c_parser_asm_string_literal returned NULL.
21596 2009-04-01 Nick Clifton <nickc@redhat.com>
21598 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
21600 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
21601 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
21602 other typedefs to avoid conflicts with libgcc2.c. Define labels
21603 to gain 16-bit bit-manipulation functions from libgcc2.c and then
21605 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
21606 to gain 16-bit trapping arithmetic functions from libgcc2.c and
21609 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
21611 * varasm.c (default_function_rodata_section): Declare DOT as
21614 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
21615 Andrey Galkin <agalkin@hypercom.com>
21618 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
21619 Make object_name unique for each process.
21621 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21624 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
21625 addressable variables in the parallel that could go out of scope while
21626 running queued tasks.
21628 2009-04-01 Anatoly Sokolov <aesok@post.ru>
21630 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
21631 (CASE_VALUES_THRESHOLD): Redefine.
21632 * config/avr/avr.c (avr_override_options): Remove initialization of
21633 avr_case_values_threshold variable.
21634 (avr_case_values_threshold): Remove variable. Add new function.
21635 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
21636 * config/avr/avr.opt (mno-tablejump): Remove option.
21637 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
21639 2009-04-01 DJ Delorie <dj@redhat.com>
21641 * varasm.c (default_function_rodata_section): Don't assume
21642 anything about where the first '.' in the section name is.
21644 2009-04-01 Alan Modra <amodra@bigpond.net.au>
21646 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
21647 rs6000_emit_stack_tie.
21649 2009-03-31 Ian Lance Taylor <iant@google.com>
21651 * tree-eh.c (tree_remove_unreachable_handlers): Compare
21652 gimple_code with GIMPLE_RESX, not RESX.
21654 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21656 * c-common.c (c_get_ident): New.
21657 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
21659 2009-04-01 Ben Elliston <bje@au.ibm.com>
21661 * config/rs6000/sysv4.opt (msdata): Improve option description.
21663 2009-03-31 Steve Ellcey <sje@cup.hp.com>
21665 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
21666 (divdf3_internal_lat): Remove.
21667 (divxf3_internal_lat): Remove.
21668 (divxf3_internal_thr): Remove.
21669 (divxf): Use divxf3_internal.
21670 * config/ia64/div.md (divsf3_internal_lat): New.
21671 (divdf3_internal_lat): New.
21672 (divxf3_internal): New.
21674 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21677 * Makefile.in (USE_GCC_STDINT): Define.
21678 (stmp-int-hdrs): Install stdint.h if applicable.
21679 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
21681 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
21682 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
21683 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21684 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21685 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21686 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21687 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21688 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21689 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21690 (c_common_nodes_and_builtins): Initialize
21691 underlying_wchar_type_node. Do not initialize
21692 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
21693 nodes for new types.
21694 (c_stddef_cpp_builtins): Define macros for new types.
21695 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
21697 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
21698 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
21699 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
21700 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
21701 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
21702 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
21703 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
21704 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
21705 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
21706 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
21707 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
21708 int16_type_node, int32_type_node, int64_type_node,
21709 uint8_type_node, uint16_type_node, c_uint32_type_node,
21710 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
21711 int_least32_type_node, int_least64_type_node,
21712 uint_least8_type_node, uint_least16_type_node,
21713 uint_least32_type_node, uint_least64_type_node,
21714 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
21715 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
21716 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
21717 uintptr_type_node): Define.
21718 * c-cppbuiltin.c (builtin_define_constants,
21719 builtin_define_type_minmax): New.
21720 (builtin_define_stdint_macros): Define more macros.
21721 (c_cpp_builtins): Define more limit macros.
21722 (type_suffix): New.
21723 (builtin_define_type_max): Define in terms of
21724 builtin_define_type_minmax. Remove is_long parameter. All
21726 * config.gcc (use_gcc_stdint): Define.
21727 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
21728 Add newlib-stdint.h for generic targets.
21729 * config/glibc-stdint.h, config/newlib-stdint.h,
21730 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
21731 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
21732 * config/score/score.h (UINTPTR_TYPE): Define.
21733 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21734 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21735 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21736 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21737 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21738 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21739 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21740 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21741 * config/spu/spu.h (STDINT_LONG32): Define.
21742 * configure.ac (use_gcc_stdint): Substitute.
21743 * configure: Regenerate.
21744 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
21745 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
21746 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
21747 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
21748 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
21749 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
21750 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
21751 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
21752 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
21753 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
21754 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
21755 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
21756 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
21757 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
21758 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
21759 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
21760 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
21761 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
21762 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
21763 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
21764 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
21765 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
21766 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21767 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21768 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21769 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21770 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21771 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21772 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
21774 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21776 * loop-iv.c (suitable_set_for_replacement): Renamed from
21777 simplify_using_assignment; changed to return bool and to accept new
21778 args DEST and SRC. Return true iff we find a source/destination pair
21779 that can be used to make a replacement, and fill SRC and DEST if so.
21780 Remove arg ALTERED. Don't deal with altered regs here. All callers
21782 (simplify_using_initial_values): Deal with altered regs here and track
21783 more precisely the effect they have on the validity of our expression.
21785 * loop-iv.c (simplify_using_condition): A condition of the form
21786 (EQ REG CONST) can be used to simply make a substitution.
21787 (simplify_using_initial_values): Keep track of conditions we have seen
21788 and keep using them to simplify new expressions, while applying the
21789 same substitutions to them as to the expression.
21791 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21792 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21795 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21796 changed. Use this when trying to improve the upper bound.
21797 Generate the comparison by using simplify_gen_relational.
21799 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21801 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21803 (simplify_using_assignment, simplify_using_initial_values): Call
21804 replace_in_expr to make replacements. Call replace_single_def_regs
21805 once on the initial version of the expression.
21807 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21810 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21812 2009-03-31 Richard Guenther <rguenther@suse.de>
21814 PR middle-end/31029
21815 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21816 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21818 2009-03-31 Richard Guenther <rguenther@suse.de>
21820 * tree.h (div_if_zero_remainder): Declare.
21821 * fold-const.c (div_if_zero_remainder): Export.
21822 * tree-ssa-forwprop.c
21823 (forward_propagate_addr_into_variable_array_index): Handle
21824 constant array index addition outside of the variable index.
21826 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21829 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21830 define_splits, floatunssi<mode>2): Require x87 conversions from
21831 DImode to be permitted.
21833 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21835 PR preprocessor/15638
21836 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21838 2009-03-31 Richard Guenther <rguenther@suse.de>
21840 PR middle-end/23401
21841 PR middle-end/27810
21842 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21843 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21844 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21845 a separate statement.
21846 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21847 (lookup_tmp_var): Likewise.
21848 (is_gimple_formal_tmp_or_call_rhs): Remove.
21849 (is_gimple_reg_or_call_rhs): Rename to ...
21850 (is_gimple_reg_rhs_or_call): ... this.
21851 (is_gimple_mem_or_call_rhs): Rename to ...
21852 (is_gimple_mem_rhs_or_call): ... this.
21853 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21854 DECL_GIMPLE_REG_P only if is_formal is true.
21855 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21856 for non-proper post-modify expression gimplification.
21857 (gimplify_self_mod_expr): For post-modify expressions gimplify
21858 the lvalue to a minimal lvalue.
21859 (rhs_predicate_for): Remove formal temp case.
21860 (gimplify_modify_expr_rhs): Likewise.
21861 (gimplify_addr_expr): Use is_gimple_reg.
21862 (gimplify_expr): Remove formal temp cases.
21863 (gimple_regimplify_operands): Likewise.
21864 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
21865 and FILTER_EXPR like constants.
21866 * gimple.c (walk_gimple_op): Fix val_only initialization, use
21868 (is_gimple_formal_tmp_rhs): Remove.
21869 (is_gimple_reg_rhs): Remove special casing.
21870 (is_gimple_mem_rhs): Fix.
21871 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
21872 (is_gimple_formal_tmp_var): Remove.
21873 (is_gimple_formal_tmp_reg): Likewise.
21874 (is_gimple_min_lval): Allow invariant component ref parts.
21875 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
21876 is_gimple_formal_tmp_reg): Remove declarations.
21877 * tree-cfg.c (verify_expr): Verify that variables with address
21878 taken do not have DECL_GIMPLE_REG_P set.
21879 * tree-mudflap.c (mf_build_check_statement_for): Use
21880 force_gimple_operand instead of gimplify_expr.
21882 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
21884 * modulo-sched.c (sms_schedule_by_order): Pass the actual
21885 schedulable rows to compute_split_row.
21887 2009-03-31 Ben Elliston <bje@au.ibm.com>
21890 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
21893 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21895 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
21896 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
21897 * configure: Regenerate.
21898 * config.in: Regenerate.
21899 * config/rs6000/rs6000.opt (mtls-markers): Add.
21900 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
21901 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
21902 (tls_ld_aix, tls_ld_sysv): Likewise.
21903 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
21904 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
21906 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21908 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
21910 2009-03-30 Jan Hubicka <jh@suse.cz>
21912 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
21914 (tree_remove_unreachable_handlers): Cleanup EH predecestor
21915 detection and label handling.
21917 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21919 * ira-int.h (ira_allocno): Rename left_conflicts_num to
21920 left_conflicts_size.
21921 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
21922 ALLOCNO_LEFT_CONFLICTS_SIZE.
21924 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
21925 remove_allocno_from_bucket_and_push,
21926 allocno_spill_priority_compare, push_allocnos_to_stack,
21927 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21928 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
21929 (setup_allocno_left_conflicts_num): Ditto. Rename to
21930 setup_allocno_left_conflicts_size.
21931 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21932 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
21933 setup_allocno_left_conflicts_size instead of
21934 setup_allocno_left_conflicts_num.
21936 * ira-build.c (ira_create_allocno): Use
21937 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
21938 ALLOCNO_LEFT_CONFLICTS_NUM.
21940 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21942 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21943 instead of DF_LR_OUT.
21945 * ira-lives.c (process_bb_node_lives): Ditto.
21947 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21948 instead of DF_LR_{OUT,IN}.
21950 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21952 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21954 2009-03-30 Jan Hubicka <jh@suse.cz>
21956 * except.c (label_to_region_map): Fix thinko.
21958 2009-03-30 Steve Ellcey <sje@cup.hp.com>
21960 PR middle-end/38237
21961 * tree.h (tree_find_value): New declaration.
21962 * tree.c (tree_find_value): New function.
21963 * varasm.c (assemble_external): Avoid duplicate entries on lists.
21965 2009-03-30 Jakub Jelinek <jakub@redhat.com>
21968 * c-decl.c (struct c_binding): Add locus field.
21969 (bind): Add locus argument, set locus field from it.
21970 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
21971 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
21972 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
21973 implicitly_declare, undeclared_variable, lookup_label,
21974 declare_label, c_make_fname_decl, c_builtin_function,
21975 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
21978 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
21981 * config/i386/i386.c (classify_argument): Check total size of
21984 2009-03-30 Martin Jambor <mjambor@suse.cz>
21986 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
21987 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
21988 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
21991 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
21992 seen_variable_array_ref while also traversing a union.
21994 * tree-inline.c (optimize_inline_calls): Do not call
21995 cgraph_node_remove_callees.
21996 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
21997 (pass_remove_cgraph_callee_edges): New variable.
21998 * passes.c (init_optimization_passes): Add
21999 pass_remove_cgraph_callee_edges after early inlining and before all
22000 late intraprocedural passes.
22002 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
22004 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22006 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
22007 Fix typos in names.
22009 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22011 * combine.c (simplify_comparison): Use have_insn_for.
22012 * dojump.c (do_jump): Likewise.
22014 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22016 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
22017 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
22018 sparc_compare_op0 like sparc_compare_emitted used to be handled.
22019 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
22020 instead of sparc_compare_emitted.
22021 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
22022 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
22023 instead of sparc_compare_emitted.
22025 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22027 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
22028 enter/exit cfglayout mode.
22029 (pass_partition_block): Require it.
22030 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
22031 (combine_instructions): Track basic blocks instead of labels.
22032 (update_cfg_for_uncondjump): New.
22033 (try_combine): Use it. Update jumps after rescanning.
22034 (pass_combine): Require PROP_cfglayout.
22035 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
22037 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22039 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
22040 Provide/destroy PROP_cfglayout respectively.
22041 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
22042 * tree-pass.h (PROP_cfglayout): New.
22044 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
22046 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
22047 fold_convert_const_fixed_from_fixed,
22048 fold_convert_const_fixed_from_int,
22049 fold_convert_const_fixed_from_real, fold_negate_const): Do not
22050 set TREE_CONSTANT_OVERFLOW.
22051 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
22052 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
22054 2009-03-30 Ira Rosen <irar@il.ibm.com>
22056 * tree-vect-loop-manip.c: New file.
22057 * tree-vectorizer.c: Update documentation and included files.
22058 (vect_loop_location): Make extern.
22059 (rename_use_op): Move to tree-vect-loop-manip.c
22060 (rename_variables_in_bb, rename_variables_in_loop,
22061 slpeel_update_phis_for_duplicate_loop,
22062 slpeel_update_phi_nodes_for_guard1,
22063 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
22064 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
22065 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
22066 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
22067 find_loop_location): Likewise.
22068 (new_stmt_vec_info): Move to tree-vect-stmts.c.
22069 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
22070 get_vectype_for_scalar_type, vect_is_simple_use,
22071 supportable_widening_operation, supportable_narrowing_operation):
22073 (bb_in_loop_p): Move to tree-vect-loop.c.
22074 (new_loop_vec_info, destroy_loop_vec_info,
22075 reduction_code_for_scalar_code, report_vect_op,
22076 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
22077 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
22078 (vect_supportable_dr_alignment): Likewise.
22079 * tree-vectorizer.h (tree-data-ref.h): Include.
22080 (vect_loop_location): Declare.
22081 Reorganize function declarations according to the new file structure.
22082 * tree-vect-loop.c: New file.
22083 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
22084 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
22085 * tree-vect-data-refs.c: New file.
22086 * tree-vect-patterns.c (timevar.h): Don't include.
22087 * tree-vect-stmts.c: New file.
22088 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
22089 tree-vect-slp.c, tree-vect-loop.c.
22090 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
22091 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
22092 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
22093 (tree-vect-analyze.o): Remove.
22094 (tree-vect-transform.o): Likewise.
22095 (tree-vect-data-refs.o): Add rule.
22096 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
22097 tree-vect-slp.o): Likewise.
22098 (tree-vect-patterns.o): Remove redundant dependencies.
22099 (tree-vectorizer.o): Likewise.
22100 * tree-vect-slp.c: New file.
22102 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22104 * optc-gen.awk: Warn if an option flag has multiple different
22107 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
22109 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
22110 -floop-block): Document dependences on PPL, CLooG and Graphite.
22112 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22114 PR rtl-optimization/323
22115 * c-common.c (c_fully_fold, convert_and_check,
22116 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
22117 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
22118 * c-common.def (EXCESS_PRECISION_EXPR): New.
22119 * c-cppbuiltin.c (builtin_define_float_constants): Define
22120 constants with enough digits for long double.
22121 * c-lex.c (interpret_float): Interpret constant with excess
22122 precision where appropriate.
22123 * c-opts.c (c_common_post_options): Set
22124 flag_excess_precision_cmdline. Give an error for
22125 -fexcess-precision=standard for C++ for processors where the
22126 option is significant.
22127 * c-parser.c (c_parser_conditional_expression): Handle excess
22128 precision in condition.
22129 * c-typeck.c (convert_arguments): Handle arguments with excess
22131 (build_unary_op): Move excess precision outside operation.
22132 (build_conditional_expr): Likewise.
22133 (build_compound_expr): Likewise.
22134 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
22135 (build_modify_expr): Handle excess precision in RHS.
22136 (convert_for_assignment): Handle excess precision in converted
22138 (digest_init, output_init_element, process_init_element): Handle
22139 excess precision in initializer.
22140 (c_finish_return): Handle excess precision in return value.
22141 (build_binary_op): Handle excess precision in operands and add
22142 excess precision as needed for operation.
22143 * common.opt (-fexcess-precision=): New option.
22144 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
22145 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
22146 For standard excess precision, output explicit conversion to and
22147 truncation from XFmode.
22148 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
22149 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
22150 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
22151 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
22152 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
22153 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
22154 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
22155 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
22156 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
22157 define_splits, sqrt<mode>2): Disable where appropriate for
22158 standard excess precision.
22159 * convert.c (convert_to_real): Do not shorten arithmetic to type
22160 for which excess precision would be used.
22161 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
22162 * doc/invoke.texi (-fexcess-precision=): Document option.
22163 (-mfpmath=): Correct index entry.
22164 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
22165 flag_excess_precision): New.
22166 * langhooks.c (lhd_post_options): Set
22167 flag_excess_precision_cmdline.
22168 * opts.c (common_handle_option): Handle -fexcess-precision=.
22169 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
22170 init_excess_precision): New.
22171 (lang_dependent_init_target): Call init_excess_precision.
22172 * tree.c (excess_precision_type): New.
22173 * tree.h (excess_precision_type): Declare.
22175 2009-03-30 Joseph Myers <joseph@codesourcery.com>
22178 * c-typeck.c (build_component_ref): Do not copy qualifiers from
22179 non-lvalue to component.
22181 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22183 PR preprocessor/34695
22184 * Makefile.in (c-opts.o): Depend on c-tree.h.
22185 * c-common.c: Move down include of diagnostic.h.
22186 (done_lexing, c_cpp_error): New.
22187 * c-common.h (done_lexing): Declare.
22188 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
22190 * c-opts.c: Include c-tree.h.
22191 (c_common_init_options): Set preprocessor error callback.
22192 (c_common_handle_option): Do not set preprocessor
22193 inhibit_warnings, warnings_are_errors, warn_system_headers,
22194 pedantic_errors or inhibit_warnings flags.
22195 (c_common_post_options): Do not check cpp_errors (parse_in).
22196 (c_common_finish): Do not output dependencies if there were
22197 errors. Do not check return value of cpp_finish.
22198 * c-ppoutput.c (pp_file_change): Set input_location.
22199 * c-tree.h (c_cpp_error): Declare.
22200 * diagnostic.c (diagnostic_set_info_translated): Also initialize
22202 (diagnostic_build_prefix): Check override_column.
22203 * diagnostic.h (diagnostic_info): Add override_column field.
22204 (diagnostic_override_column): Define.
22206 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
22208 * c-common.c (c_expand_expr, c_staticp): Remove.
22209 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
22210 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
22211 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
22212 * c-gimplify.c (gimplify_compound_literal_expr,
22213 optimize_compound_literals_in_ctor): Remove.
22214 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
22215 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
22216 * c-semantics.c (emit_local_var): Remove.
22218 * langhooks-def.h (lhd_expand_expr): Remove.
22219 * langhooks.c (lhd_expand_expr): Remove.
22220 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
22222 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
22223 handling from c-semantics.c; don't call into langhook.
22224 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
22225 * gimplify.c (gimplify_compound_literal_expr,
22226 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
22227 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
22228 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
22229 as was done in c-gimplify.c.
22230 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
22231 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
22232 Move from c-common.h.
22233 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
22235 * tree.c (staticp): Do not call langhook.
22236 * langhooks.c (lhd_staticp): Delete.
22237 * langhooks-def.h (lhd_staticp): Delete prototype.
22238 (LANG_HOOKS_STATICP): Delete.
22239 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
22241 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
22242 instead of DECL_STMTs.
22244 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22252 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
22254 (fold_call_expr): Return a NOP_EXPR from folding rather than the
22255 contained expression.
22256 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
22257 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
22258 conditional expressions for C.
22259 (decl_constant_value_for_optimization): Move from
22260 decl_constant_value_for_broken_optimization in c-typeck.c. Check
22261 whether optimizing and that the expression is a VAR_DECL not of
22262 array type instead of doing such checks in the caller. Do not
22263 check pedantic. Call gcc_unreachable for C++.
22264 * c-common.def (C_MAYBE_CONST_EXPR): New.
22265 * c-common.h (c_fully_fold, c_save_expr,
22266 decl_constant_value_for_optimization): New prototypes.
22267 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22268 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22269 EXPR_INT_CONST_OPERANDS): Define.
22270 * c-convert.c (convert): Strip nops from expression.
22271 * c-decl.c (groktypename): Take extra parameters expr and
22272 expr_const_operands. Update call to grokdeclarator.
22273 (start_decl): Update call to grokdeclarator. Add statement for
22274 expressions used in type of decl.
22275 (grokparm): Update call to grokdeclarator.
22276 (push_parm_decl): Update call to grokdeclarator.
22277 (build_compound_literal): Add parameter non_const and build a
22278 C_MAYBE_COSNT_EXPR if applicable.
22279 (grokdeclarator): Take extra parameters expr and
22280 expr_const_operands. Track expressions used in declaration
22281 specifiers and declarators. Fold array sizes and track whether
22282 they are constant expressions and whether they are integer
22283 constant expressions.
22284 (parser_xref_tag): Set expr and expr_const_operands fields in
22286 (grokfield): Update call to grokdeclarator.
22287 (start_function): Update call to grokdeclarator.
22288 (build_null_declspecs): Set expr and expr_const_operands fields in
22290 (declspecs_add_type): Handle expressions in typeof specifiers.
22291 * c-parser.c (c_parser_declspecs): Set expr and
22292 expr_const_operands fields for declaration specifiers.
22293 (c_parser_enum_specifier): Likewise.
22294 (c_parser_struct_or_union_specifier): Likewise.
22295 (c_parser_typeof_specifier): Likewise. Update call to
22296 groktypename. Fold expression as needed. Return expressions with
22297 type instead of adding statements.
22298 (c_parser_attributes): Update calls to c_parser_expr_list.
22299 (c_parser_statement_after_labels): Fold expression before passing
22300 to objc_build_throw_stmt.
22301 (c_parser_condition): Fold expression.
22302 (c_parser_asm_operands): Fold expression.
22303 (c_parser_conditional_expression): Use c_save_expr. Update call
22304 to build_conditional_expr.
22305 (c_parser_alignof_expression): Update call to groktypename.
22306 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
22307 original_code. Fold expression argument of va_arg. Create
22308 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
22309 argument to va_arg. Update calls to groktypename. Fold array
22310 index for offsetof. Verify that first argument to
22311 __builtin_choose_expr has integer type.
22312 (c_parser_postfix_expression_after_paren_type): Update calls to
22313 groktypename and build_compound_literal. Handle expressions with
22314 side effects in type name.
22315 (c_parser_postfix_expression_after_primary): Update call to
22316 c_parser_expr_list. Set original_code for calls to
22317 __builtin_constant_p.
22318 (c_parser_expr_list): Take extra parameter fold_p. Fold
22319 expressions if requested.
22320 (c_parser_objc_type_name): Update call to groktypename.
22321 (c_parser_objc_synchronized_statement): Fold expression.
22322 (c_parser_objc_receiver): Fold expression.
22323 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
22324 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
22325 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
22326 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
22327 (struct c_typespec): Add elements expr and expr_const_operands.
22328 (struct c_declspecs): Add elements expr and expr_const_operands.
22329 (groktypename, build_conditional_expr, build_compound_literal):
22331 (in_late_binary_op): Declare.
22332 * c-typeck.c (note_integer_operands): New function.
22333 (in_late_binary_op): New variable.
22334 (decl_constant_value_for_broken_optimization): Move to c-common.c
22335 and rename to decl_constant_value_for_optimization.
22336 (default_function_array_conversion): Do not strip nops.
22337 (default_conversion): Do not call
22338 decl_constant_value_for_broken_optimization.
22339 (build_array_ref): Do not fold result.
22340 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
22341 result when operand is a VLA.
22342 (c_expr_sizeof_type): Update call to groktypename. Handle
22343 expressions included in type name. Use C_MAYBE_CONST_EXPR for
22344 result when operand names a VLA type.
22345 (build_function_call): Update call to build_compound_literal.
22346 Only fold result for calls to __builtin_* functions. Strip
22347 NOP_EXPR from INTEGER_CST returned from such functions. Fold
22348 the function designator.
22349 (convert_arguments): Fold arguments. Update call to
22350 convert_for_assignment.
22351 (build_unary_op): Handle increment and decrement of
22352 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
22353 decrement earlier. Fold operand of increment and decrement.
22354 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
22355 built for integer operand. Wrap returns that are INTEGER_CSTs
22356 without being integer constant expressions or that have integer
22357 constant operands without being INTEGER_CSTs.
22358 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
22359 (build_conditional_expr): Add operand ifexp_bcp. Track whether
22360 result is an integer constant expression or can be used in
22361 unevaluated parts of one and avoid folding and wrap as
22362 appropriate. Fold operands before possibly doing -Wsign-compare
22364 (build_compound_expr): Wrap result for C99 if operands can be used
22365 in integer constant expressions.
22366 (build_c_cast): Update call to digest_init. Do not ignore
22367 overflow from casting floating-point constants to integers. Wrap
22368 results that could be confused with integer constant expressions,
22369 null pointer constants or floating-point constants.
22370 (c_cast_expr): Update call to groktypename. Handle expressions
22371 included in type name.
22372 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
22373 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
22374 Update calls to convert_for_assignment.
22375 (convert_for_assignment): Take new parameter
22376 null_pointer_constant. Do not strip nops or call
22377 decl_constant_value_for_broken_optimization. Set
22378 in_late_binary_op for conversions to boolean.
22379 (store_init_value): Update call to digest_init.
22380 (digest_init): Take new parameter null_pointer_constant. Do not
22381 call decl_constant_value_for_broken_optimization. pedwarn for
22382 initializers not constant expressions. Update calls to
22383 convert_for_assignment.
22384 (constructor_nonconst): New.
22385 (struct constructor_stack): Add nonconst element.
22386 (really_start_incremental_init, push_init_level, pop_init_level):
22387 Handle constructor_nonconst and nonconst element.
22388 (set_init_index): Call constant_expression_warning for array
22390 (output_init_element): Fold value. Set constructor_nonconst as
22391 applicable. pedwarn for initializers not constant expressions.
22392 Update call to digest_init. Call constant_expression_warning
22393 where constant initializers are required.
22394 (process_init_element): Use c_save_expr.
22395 (c_finish_goto_ptr): Fold expression.
22396 (c_finish_return): Fold return value. Update call to
22397 convert_for_assignment.
22398 (c_start_case): Fold switch expression.
22399 (c_process_expr_stmt): Fold expression.
22400 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
22401 ensure statement expression is not evaluated in constant expression.
22402 (build_binary_op): Track whether results are integer constant
22403 expressions or may occur in such, disable folding and wrap results
22404 as applicable. Fold operands for -Wsign-compare warnings unless
22406 (c_objc_common_truthvalue_conversion): Handle results folded to
22407 integer constants that are not integer constant expressions.
22408 * doc/extend.texi: Document when typeof operands are evaluated,
22409 that condition of __builtin_choose_expr is an integer constant
22410 expression, and more about use of __builtin_constant_p in
22413 2009-03-29 Richard Guenther <rguenther@suse.de>
22415 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
22416 propagate addresses of array references.
22418 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
22420 * regmove.c (perhaps_ends_bb_p): Remove.
22421 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
22422 from INSN and check that the main loop stays within that basic block.
22423 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
22424 (regmove_forward_pass): Split out from regmove_optimize. Use
22425 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
22426 (regmove_backward_pass): Split out from regmove_optimize. Use
22427 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
22428 (regmove_optimize): Simplify.
22430 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22433 * config/i386/i386.c (classify_argument): Ignore flexible array
22434 member in struct and warn ABI change.
22436 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22438 * config/i386/i386-protos.h (ix86_agi_dependent): New.
22440 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
22441 (ix86_adjust_cost): Updated.
22443 2009-03-29 Jan Hubicka <jh@suse.cz>
22445 PR middle-end/28850
22446 * tree-pass.h (pass_cleanup_eh): New function.
22447 (remove_unreachable_regions): Break code handling RTL
22448 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
22449 that can not be reached by runtime.
22450 (can_be_reached_by_runtime): New function.
22451 (label_to_region_map): New function.
22452 (num_eh_regions): New function.
22453 (rtl_remove_unreachable_regions): New function.
22454 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
22455 (remove_eh_region): New function.
22456 * except.h: Include sbitmap and vecprim.
22457 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
22458 num_eh_regions): Declare.
22459 * passes.c (init_optimization_passes): Schedule cleanup_eh.
22460 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
22461 * tree-eh.c (tree_remove_unreachable_handlers): New function.
22462 (tree_empty_eh_handler_p): New function.
22463 (cleanup_empty_eh): New function.
22464 (cleanup_eh): New function.
22465 (pass_cleanup_eh): New function.
22467 2009-03-29 Jan Hubicka <jh@suse.cz>
22469 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
22470 for removed regions.
22472 2009-03-29 Jan Hubicka <jh@suse.cz>
22474 * except.c (dump_eh_tree): Dump all datastructures.
22476 2009-03-29 Jan Hubicka <jh@suse.cz>
22478 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
22479 (duplicate_eh_regions_1): Likewise.
22480 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
22481 vector; call EH verification.
22482 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22483 Be ready for region being removed.
22485 2009-03-29 Jan Hubicka <jh@suse.cz>
22487 * bitmap.c (bitmap_last_set_bit): New function.
22488 * bitmap.h (bitmap_last_set_bit): Declare.
22490 2009-03-29 David Ayers <ayers@fsfe.org>
22493 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
22494 by calling objc_compare_types and surpress warnings about
22495 incompatible C pointers that are compatible ObjC pointers.
22497 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
22499 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
22500 call initialize_inline_failed.
22501 (initialize_inline_failed): Move it from here ...
22502 * cgraph.c (initialize_inline_failed): ... to here.
22503 (cgraph_create_edge): Call initialize_inline_failed rather than
22504 setting inline_failed directly.
22506 2009-03-29 Ben Elliston <bje@au.ibm.com>
22509 * sysv4.opt (msdata): Improve comment.
22510 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
22511 * sysv4.h (SVR4_ASM_SPEC): Likewise.
22513 2009-03-29 Ben Elliston <bje@au.ibm.com>
22516 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
22517 load and store attributes.
22519 2009-03-29 Ben Elliston <bje@au.ibm.com>
22521 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
22522 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
22523 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
22524 * doc/extend.texi (X86 Built-in Functions): Add index entries for
22525 __builtin_infq and __builtin_huge_valq.
22527 2009-03-28 Anatoly Sokolov <aesok@post.ru>
22529 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
22531 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22532 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
22534 2009-03-28 Xinliang David Li <davidxl@google.com>
22536 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
22537 (do_dbg_cnt): New function.
22539 2009-03-28 Jan Hubicka <jh@suse.cz>
22541 Merge from pretty-ipa:
22543 2009-03-27 Jan Hubicka <jh@suse.cz>
22545 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22546 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
22547 * passes.c (function_called_by_processed_nodes_p): New.
22548 * ipa-pure-const.c (check_call): Fix handling of operands.
22549 (analyze_function): Dump debug output for skipped bodies.
22550 (local_pure_const): Use function_called_by_processed_nodes_p.
22551 * dwarf2out.c (reference_to_unused): Use output.
22552 * passes.c (do_per_function_toporder): Likewise.
22554 2008-11-12 Jan Hubicka <jh@suse.cz>
22556 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
22557 * ipa-pure-const.c (funct_state_d): Add can throw field; make
22558 state_set_in_source enum
22559 (check_decl): Ignore memory tags; do not set fake looping flags;
22561 (check_operand, check_tree, check_rhs_var, check_lhs_var,
22562 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
22563 (check_call, analyze_function): Rewrite.
22565 (add_new_function): Update call of analyze_function.
22566 (generate_summary): Add call of analyze_function.
22567 (propagate): Propagate can_throw; handle state_set_in_source correctly.
22568 (local_pure_const): New function.
22569 (pass_local_pure_const): New pass.
22570 * ipa-inline.c (inline_transform): Set after_inlining.
22571 * tree-eh.c (stmt_can_throw_external): New.
22572 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
22573 work with aliasing built.
22574 * tree-flow.h (stmt_can_throw_external): New.
22575 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
22576 and local pure/const pass in early and late optimization queue.
22578 2009-03-28 Martin Jambor <mjambor@suse.cz>
22580 * fold-const.c (get_pointer_modulus_and_residue): New parameter
22582 (fold_binary): Allow function decl aligment consideration is the
22583 second argument is integer constant one.
22584 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
22585 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
22586 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
22588 2009-03-28 Jan Hubicka <jh@suse.cz>
22590 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
22591 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
22592 * function.h (rtl_data): Add nothrow flag.
22593 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
22594 set DECL_NOTHROW for AVAILABLE functions.
22596 2009-03-28 Jakub Jelinek <jakub@redhat.com>
22598 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
22599 following vector keyword has expansion starting with pixel or bool
22600 keyword, expand vector to __vector and pixel or bool to __pixel or
22604 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
22605 warn_if_disallowed_function_p): Removed.
22606 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
22607 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
22608 warning_if_disallowed_function_p.
22609 * flags.h (warn_if_disallowed_function_p,
22610 warn_disallowed_functions): Removed.
22611 * common.opt (Wdisallowed-function-list=): Removed.
22612 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
22614 2009-03-28 Richard Guenther <rguenther@suse.de>
22616 PR tree-optimization/38723
22617 * tree-ssa-pre.c (compute_avail): Add all default definitions to
22620 2009-03-28 Jan Hubicka <jh@suse.cz>
22622 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
22623 test introduced by my previous patch.
22625 2009-03-28 Richard Guenther <rguenther@suse.de>
22627 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
22628 the PHIs value undefined.
22630 2009-03-28 Jan Hubicka <jh@suse.cz>
22632 * tree-pass.h (pass_fixup_cfg): New pass.
22633 * ipa-inline.c (inline_transform): Set
22634 always_inline_functions_inlined/after_inlining.
22635 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
22636 (pass_fixup_cfg): New pass.
22637 * passes.c (init_optimization_passes): Add fixup_cfg.
22639 2009-03-28 Richard Guenther <rguenther@suse.de>
22641 PR tree-optimization/38458
22642 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
22643 argument use the arguments copy-of value.
22645 2009-03-28 Richard Guenther <rguenther@suse.de>
22647 PR tree-optimization/38180
22648 * tree-ssa-ccp.c (get_default_value): Simplify.
22649 (likely_value): Likewise.
22650 (surely_varying_stmt_p): Properly handle VOP case.
22651 (ccp_initialize): Likewise.
22652 (ccp_fold): Handle propagating through *&.
22653 (fold_const_aggregate_ref): Also handle decls.
22655 2009-03-28 Jan Hubicka <jh@suse.cz>
22657 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22658 * cgraph.h (cgraph_node): Likewise.
22659 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
22660 (cgraph_reset_node): Use process flag.
22661 (cgraph_mark_functions_to_output): Likewise.
22662 (cgraph_expand_function): Likewise.
22663 (cgraph_expand_all_functions): Likewise.
22664 (cgraph_output_in_order): Likewise.
22665 * dwarf2out.c (reference_to_unused): Likewise.
22666 * passes.c do_per_function_toporder): Likewise.
22668 2009-03-28 Jan Hubicka <jh@suse.cz>
22670 Bring from lto-branch:
22672 2008-09-03 Doug Kwan <dougkwan@google.com>
22674 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
22675 enums instead of reason strings.
22676 * cgraph.c (cgraph_create_edge): Same.
22677 (cgraph_inline_failed_string): New function.
22678 * cgraph.h (cgraph_inline_failed_t): New enum type.
22679 (cgraph_inline_failed_string): New prototype.
22680 (struct cgraph_edge): Change type of INLINED_FAILED from constant
22681 char pointer to cgraph_inline_failed_t.
22682 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
22683 (cgraph_default_inline_p): Ditto.
22684 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
22685 to cgraph_inline_failed_t pointer.
22686 * cif-code.def: New file.
22687 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
22689 (cgraph_check_inline_limits): Change type of REASON to pointer to
22690 cgraph_inline_failed_t. Replace reason strings with enums.
22691 (cgraph_default_inline_p): Ditto.
22692 (cgraph_recursive_inlining_p): Ditto.
22693 (update_caller_keys): Change type of FAILED_REASON to
22694 cgraph_inline_failed_t.
22695 (cgraph_set_inline_failed): Change type of REASON to pointer to
22696 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
22697 convert enums to strings for text output.
22698 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
22699 to be of type cgraph_inline_failed_t. Replace reason strings with
22700 enums. Call cgraph_inline_failed_string to covert enums
22701 to strings for text output.
22702 (cgraph_decide_inlining): Replace reason strings with enums.
22703 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
22704 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
22706 * tree-inline.c (expand_call_inline): Change type of REASON
22707 to cgraph_inline_failed_t. Replace reason strings with enums.
22708 Call cgraph_inline_failed_string for text output.
22709 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
22712 2009-03-28 Jan Hubicka <jh@suse.cz>
22714 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
22715 cgraph_clone_node): Remove master clone handling.
22716 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22717 * cgraph.h (master_clone): Remove.
22718 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22719 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
22720 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
22722 2009-03-28 Jan Hubicka <jh@suse.cz>
22724 * cgraph.c (cgraph_function_body_availability): Functions declared
22725 inline are always safe to assume that it is not going to be replaced.
22727 2009-03-28 Richard Guenther <rguenther@suse.de>
22729 PR tree-optimization/38513
22730 * tree-ssa-pre.c (eliminate): Remove redundant stores.
22731 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
22732 EXC_PTR_EXPR and FILTER_EXPR.
22733 (get_ref_from_reference_ops): Likewise.
22735 2009-03-28 Richard Guenther <rguenther@suse.de>
22737 PR tree-optimization/38968
22738 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
22739 Use FLOOR_MOD_EXPR to compute misalignment.
22741 2009-03-28 Richard Guenther <rguenther@suse.de>
22743 PR tree-optimization/37795
22744 * tree.h (combine_comparisons): Declare.
22745 * fold-const.c (combine_comparisons): Export.
22746 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
22748 (ifcombine_iforif): Use combine_comparisons.
22750 2009-03-28 Jan Hubicka <jh@suse.cz>
22752 * tree-eh.c (inlinable_call_p): New function.
22753 (make_eh_edges): Use it.
22754 (verify_eh_edges): Use it.
22755 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
22756 * except.c (reachable_next_level): Add inlinable_function argument
22757 (sjlj_find_directly_reachable_regions): Update.
22758 (add_reachable_handler): Do not set saw_any_handlers.
22759 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
22760 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22761 Add new inlinable call parameter.
22762 (can_throw_internal, can_throw_external): Update.
22763 * except.h (can_throw_internal_1, can_throw_external_1,
22764 foreach_reachable_handler): Update declaration.
22766 2009-03-28 Joseph Myers <joseph@codesourcery.com>
22768 * config/arm/t-arm-coff, config/h8300/coff.h,
22769 config/i386/i386-aout.h, config/i386/i386-coff.h,
22770 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22771 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22772 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
22773 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
22774 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
22775 sys-types.h: Remove.
22776 * Makefile.in: Remove protoize and fixproto support and references
22778 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22779 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22781 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22782 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22783 unprotoize$(exeext).
22784 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22785 (.PHONY): Don't depend on proto.
22786 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22787 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22788 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22789 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22790 build/gen-protos.o, build/scan.o, xsys-protos.h,
22791 build/fix-header$(build_exeext), build/fix-header.o,
22792 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22793 stmp-install-fixproto): Remove.
22794 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22795 SYSCALLS.c or fixproto files.
22796 (install-common): Don't install protoize.
22797 (install-headers-tar, install-headers-cpio, install-headers-cp):
22798 Don't depend on $(STMP_FIXPROTO).
22799 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22800 install fixproto files or write out fixproto settings.
22801 (uninstall): Don't uninstall protoize.
22802 * config.gcc (use_fixproto): Remove.
22803 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22804 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22805 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22806 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22807 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22808 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22809 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22810 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22811 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22812 * config/t-vxworks (STMP_FIXPROTO): Remove.
22813 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22814 STMP_FIXPROTO): Remove.
22815 * config.in, configure: Regenerate.
22816 * crtstuff.c (gid_t, uid_t): Don't undefine.
22817 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22818 (arm-*-coff, arm-*-aout: Remove target entries.
22819 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22820 Remove mention of AIX 4.1.
22821 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22822 * doc/invoke.texi (Running Protoize): Remove.
22823 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22824 (Protoize Caveats): Remove.
22825 * tsystem.h: Update comments on headers assumed to exist.
22827 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22829 * genautomata.c: Add a new year to the copyright. Add a new
22831 (struct insn_reserv_decl): Add comments for member bypass_list.
22832 (find_bypass): Remove.
22833 (insert_bypass): New.
22834 (process_decls): Use insert_bypass.
22835 (output_internal_insn_latency_func): Output all bypasses with the
22836 same input insn in one switch case.
22838 * rtl.def (define_bypass): Describe bypass choice.
22839 * doc/md.texi (define_bypass): Ditto.
22841 2009-03-27 Richard Guenther <rguenther@suse.de>
22843 * gimplify.c (mark_addressable): Export.
22844 * tree-flow.h (mark_addressable): Declare.
22845 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22846 * tree-ssa.c (verify_phi_args): Verify that address taken
22847 variables have TREE_ADDRESSABLE set.
22849 2009-03-27 Richard Guenther <rguenther@suse.de>
22851 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22852 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22853 Do not mark decls TREE_ADDRESSABLE.
22854 (build_fold_addr_expr): Adjust.
22855 (fold_addr_expr): Remove.
22856 (fold_unary): Use build_fold_addr_expr.
22857 (fold_comparison): Likewise.
22858 (split_address_to_core_and_offset): Likewise.
22859 * coverage.c (tree_coverage_counter_addr): Mark the array decl
22861 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
22862 (gimplify_modify_expr_to_memcpy): Mark source and destination
22864 * omp-low.c (create_omp_child_function): Mark the object decl
22866 (lower_rec_input_clauses): Mark the var we take the address of
22868 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
22870 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22872 PR middle-end/39315
22873 * cfgexpand.c (expand_one_stack_var_at): Change alignment
22874 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
22876 2009-03-27 Richard Guenther <rguenther@suse.de>
22878 PR tree-optimization/39120
22879 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
22881 (handle_lhs_call): Process return constraints. Add escape
22882 constraints if necessary.
22883 (handle_const_call): Fill out return constraints. Make nested
22884 case more precise. Avoid consttmp if possible.
22885 (handle_pure_call): Fill out return constraints. Avoid
22886 callused if possible.
22887 (find_func_aliases): Simplify call handling.
22889 2009-03-27 Richard Guenther <rguenther@suse.de>
22891 PR tree-optimization/39120
22892 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
22893 as a representative.
22894 (solve_graph): Do propagate CALLUSED.
22895 (handle_pure_call): Use a scalar constraint from CALLUSED for
22897 (find_what_p_points_to): CALLUSED shall not appear in poins-to
22900 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22903 * c-common.c (handle_aligned_attribute): Properly check alignment
22904 overflow. Use (1U << i) instead of (1 << i).
22906 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
22908 * expr.h (get_mem_align_offset): Updated.
22910 * tree.h (tree_decl_common): Change align to "unsigned int" and
22911 move it before pointer_alias_set.
22913 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22914 Jakub Jelinek <jakub@redhat.com>
22917 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
22918 gr_register_operand with gr_reg_or_0_operand.
22919 (cmpxchg_rel_di): Likewise.
22920 (sync_lock_test_and_set<mode>): Likewise.
22922 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22924 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
22925 (true_regnum): Likewise.
22927 * rtlanal.c (subreg_info): Moved to ...
22928 * rtl.h (subreg_info): Here. New.
22929 (subreg_get_info): New.
22931 * rtlanal.c (subreg_get_info): Make it extern.
22933 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22936 * config/i386/i386.c (ix86_abi): New.
22937 (override_options): Handle -mabi=.
22938 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
22939 (ix86_call_abi_override): Likewise.
22940 (init_cumulative_args): Likewise.
22941 (function_arg_advance): Likewise.
22942 (function_arg_64): Likewise.
22943 (function_arg): Likewise.
22944 (ix86_pass_by_reference): Likewise.
22945 (ix86_function_value_regno_p): Likewise.
22946 (ix86_build_builtin_va_list_abi): Likewise.
22947 (setup_incoming_varargs_64): Likewise.
22948 (is_va_list_char_pointer): Likewise.
22949 (ix86_init_machine_status): Likewise.
22950 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
22951 (ix86_function_type_abi): Return enum calling_abi. Rewrite
22952 for 64bit. Replace DEFAULT_ABI with ix86_abi.
22953 (ix86_function_abi): Make it static and return enum calling_abi.
22954 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
22956 (ix86_fn_abi_va_list): Updated.
22958 * config/i386/i386.h (ix86_abi): New.
22959 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
22960 (CONDITIONAL_REGISTER_USAGE): Likewise.
22961 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
22962 (machine_function): Likewise.
22964 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
22966 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
22967 (STACK_BOUNDARY): Likewise.
22968 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
22970 * config/i386/i386.opt (mabi=): New.
22972 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
22973 return enum calling_abi.
22974 (ix86_function_type_abi): Likewise.
22975 (ix86_function_abi): Removed.
22977 * doc/invoke.texi: Document -mabi= option for x86.
22979 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22981 * builtins.c (real_dconstp): Delete.
22982 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
22984 2009-03-27 Dodji Seketeli <dodji@redhat.com>
22985 Jakub Jelinek <jakub@redhat.com>
22988 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
22989 (gen_subprogram_die): When a function is explicit, generate the
22990 DW_AT_explicit attribute.
22991 * langhooks.h (struct lang_hooks_for_decls): Add
22992 function_decl_explicit_p langhook.
22993 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
22994 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
22996 2009-03-27 Jakub Jelinek <jakub@redhat.com>
22998 * builtins.c (fold_builtin_memory_op): Optimize memmove
22999 into memcpy if we can prove source and destination don't overlap.
23001 * tree-inline.c: Include gt-tree-inline.h.
23002 (clone_fn_id_num): New variable.
23003 (clone_function_name): New function.
23004 (tree_function_versioning): Use it.
23005 * Makefile.in (GTFILES): Add tree-inline.c.
23007 2009-03-27 Mark Mitchell <mark@codesourcery.com>
23009 * BASE-VER: Change to 4.5.0.
23011 2009-03-27 Xinliang David Li <davidxl@google.com>
23013 PR tree-optimization/39557
23014 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
23016 2009-03-27 Xinliang David Li <davidxl@google.com>
23018 PR tree-optimization/39548
23019 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
23022 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23024 * c-common.c (pointer_int_sum): Use %wd on return from
23027 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
23029 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
23030 on return from tree_low_cst.
23032 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
23035 * ginclude/stdarg.h (va_copy): Define also for
23036 __GXX_EXPERIMENTAL_CXX0X__.
23038 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23041 * builtins.h (c_strlen): Do not warn here.
23042 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
23043 * c-common.c (pointer_int_sum): Take an explicit location.
23044 Warn about offsets out of bounds.
23045 * c-common.h (pointer_int_sum): Adjust declaration.
23047 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23049 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
23052 2009-03-26 Jakub Jelinek <jakub@redhat.com>
23055 * opts.c (warn_if_disallowed_function_p): Don't assume
23056 get_callee_fndecl must return non-NULL.
23058 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
23060 PR rtl-optimization/39522
23061 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
23062 when reg_reloaded_valid is set.
23064 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23066 * config/spu/divv2df3.c: New file.
23067 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
23068 (DPBIT_FUNCS): Filter out _div_df.
23070 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
23072 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
23073 a jump insn, count that jump in the distance to the loop start.
23075 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
23078 * config/sh/sh.c (calc_live_regs): Fix condition for global
23079 registers except PIC_OFFSET_TABLE_REGNUM.
23081 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
23084 * doc/invoke.texi (-mconsole): New.
23086 (-mno-cygwin): New.
23088 (-mnop-fun-dllimport): New.
23092 (sub section "i386 and x86-64 Windows Options"): New.
23094 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
23096 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
23097 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
23099 2009-03-25 Richard Guenther <rguenther@suse.de>
23101 PR middle-end/39497
23102 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
23105 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
23107 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
23108 neither of haifa/selective schedulers are working.
23110 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23112 * doc/invoke.texi (Debugging Options): Fix description of
23113 -fno-merge-debug-strings.
23115 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
23117 * config/cris/libgcc.ver: New version-script.
23118 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
23120 * configure.ac <GAS features, nop mnemonic>: Add pattern
23121 crisv32-*-* for "nop".
23122 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
23123 * configure: Regenerate.
23125 2009-03-24 Ira Rosen <irar@il.ibm.com>
23127 PR tree-optimization/39529
23128 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
23129 mark_sym_for_renaming for the tag copied to the new vector
23132 2009-03-24 Arthur Loiret <aloiret@debian.org>
23134 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
23135 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
23136 EXTRA_SPEC_FUNCTIONS.
23137 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
23138 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
23139 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
23140 -march and -mtune options.
23142 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
23144 * config/m68k/t-rtems: Add m5329 multilib.
23146 2009-03-24 Dodji Seketeli <dodji@redhat.com>
23147 Jakub Jelinek <jakub@redhat.com>
23150 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
23153 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23156 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
23157 instead of c_parser_expression_conv, if original_code isn't one of the
23158 4 allowed comparison codes, fail.
23160 2009-03-23 Richard Guenther <rguenther@suse.de>
23162 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
23163 * tree.h (struct tree_type): Likewise.
23164 * reload.h (struct insn_chain): Likewise.
23165 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
23166 * function.h (struct function): Likewise.
23167 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
23169 2009-03-23 Jakub Jelinek <jakub@redhat.com>
23171 PR tree-optimization/39516
23172 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
23174 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
23176 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
23177 should be set true if BITS_PER_WORD of target is bigger than 32
23179 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
23181 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
23182 Translate -B-options to -rpath-link. Correct existing
23183 rpath-link and conditionalize on !nostdlib.
23185 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23187 * doc/extend.texi (Function Attributes, Variable Attributes):
23189 * doc/invoke.texi (Debugging Options, Optimize Options)
23190 (i386 and x86-64 Options, MCore Options): Likewise.
23192 2009-03-20 Jakub Jelinek <jakub@redhat.com>
23195 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
23196 it for block local namespace aliases.
23197 (gen_decl_die): Pass context_die to gen_namespace_die.
23199 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23202 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
23203 minimum or maximum value.
23205 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
23207 * reginfo.c (globalize_reg): Recompute derived reg sets.
23209 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
23212 * libgcc2.c (mprotect): Do not use signed arguments for
23213 VirtualProtect, use DWORD arguments. Also fix the 'may
23214 be used uninitialized' warning for the np variable.
23216 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23219 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
23220 functions using regparm calling conventions when not optimizing.
23221 (ix86_function_sseregparm): Similarly for sseregparm calling
23224 2009-03-19 Li Feng <nemokingdom@gmail.com>
23226 PR middle-end/39500
23227 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
23228 dependence if the first conflict is after niter iterations.
23230 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
23232 PR middle-end/38609
23233 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
23234 functions with dynamic stack-pointer adjustments.
23236 2009-03-19 Ben Elliston <bje@au.ibm.com>
23238 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
23239 option; change to -msdata=data.
23241 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23243 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
23246 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
23249 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
23251 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
23253 * doc/invoke.texi (Code Gen Options): Expand discussion of
23256 2009-03-18 Jakub Jelinek <jakub@redhat.com>
23258 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
23259 * matrix-reorg.c (struct matrix_info): Likewise.
23260 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
23261 * rtl.h (struct mem_attrs): Likewise.
23262 * df.h (struct df): Likewise.
23263 * tree-data-ref.h (struct data_dependence_relation): Likewise.
23264 * ira-int.h (struct ira_allocno): Likewise.
23265 * df-scan.c (struct df_collection_rec): Likewise.
23266 * ira.c (struct equivalence): Likewise.
23267 * function.c (struct temp_slot): Likewise.
23268 * cfgloop.h (struct loop): Likewise.
23271 * function.c (use_register_for_decl): When not optimizing, disregard
23272 register keyword for variables with types containing methods.
23274 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
23276 PR middle-end/39447
23277 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
23278 (is_simple_operand): Call contains_component_ref_p before calling data
23279 reference analysis that would fail on COMPONENT_REFs.
23281 * tree-vrp.c (search_for_addr_array): Fix formatting.
23283 2009-03-18 Richard Guenther <rguenther@suse.de>
23285 * tree-vect-transform.c (vect_loop_versioning): Fold the
23286 generated comparisons.
23287 * tree-vectorizer.c (set_prologue_iterations): Likewise.
23288 (slpeel_tree_peel_loop_to_edge): Likewise.
23290 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23292 PR middle-end/37805
23293 * opts.c (print_specific_help): In addition to `undocumented',
23294 accept `separate' and `joined' flags if passed alone. Describe
23295 output by the first matched one of those.
23296 (common_handle_option): Skip over empty strings.
23297 * gcc.c (display_help): Fix help string for `--help='.
23298 * doc/invoke.texi (Option Summary, Overall Options): With
23299 `--help=', classes and qualifiers can both be repeated, but
23300 only the latter can be negated. One should not pass only
23301 negated qualifiers. Fix markup and examples.
23304 2008-10-14 Jakub Jelinek <jakub@redhat.com>
23305 PR middle-end/37805
23306 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
23307 and -fhelp=separate.
23309 2009-03-17 Jing Yu <jingyu@google.com>
23311 PR middle-end/39378
23312 * function.h (struct rtl_data): Move is_thunk from here...
23313 (struct function): ...to here.
23314 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
23315 * varasm.c (assemble_start_function): Change is_thunk from crtl to
23317 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
23319 (alpha_does_function_need_gp, alpha_start_function): Likewise.
23320 (alpha_output_function_end_prologue): Likewise.
23321 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
23322 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
23323 (rs6000_output_function_epilogue): Likewise.
23324 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
23326 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
23329 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
23330 from different units in a single alternative.
23331 (*truncdfsf_i387): Ditto.
23332 (*truncxfsf2_mixed): Ditto.
23333 (*truncxfdf2_mixed): Ditto.
23335 2009-03-17 Jakub Jelinek <jakub@redhat.com>
23337 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
23338 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
23341 * tree-ssa-live.c (remove_unused_locals): Don't remove local
23342 unused non-artificial variables when not optimizing.
23345 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
23346 DW_TAG_imported_module even if decl is IMPORTED_DECL with
23347 NAMESPACE_DECL in its DECL_INITIAL.
23349 PR middle-end/39443
23350 * optabs.c (set_user_assembler_libfunc): New function.
23351 * expr.h (set_user_assembler_libfunc): New prototype.
23352 * c-common.c: Include libfuncs.h.
23353 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
23354 for memcmp, memset, memcpy, memmove and abort.
23355 * Makefile.in (c-common.o): Depend on libfuncs.h.
23358 * dwarf2out.c (gen_inlined_enumeration_type_die,
23359 gen_inlined_structure_type_die, gen_inlined_union_type_die,
23360 gen_tagged_type_instantiation_die): Removed.
23361 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
23364 2009-03-17 Janis Johnson <janis187@us.ibm.com>
23367 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
23369 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
23370 (check-parallel-%): Ditto.
23371 (check-consistency): Ditto.
23373 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
23375 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
23376 local variable rhs by NULL_TREE.
23378 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23381 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
23383 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23386 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
23388 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23391 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
23392 for ms->sysv ABI calls only in 64bit mode.
23394 * config/i386/i386.md (untyped_call): Support 32bit.
23396 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
23398 * doc/extend.texi: Replace x86_65 with x86_64.
23400 2009-03-16 Jakub Jelinek <jakub@redhat.com>
23402 PR tree-optimization/39455
23403 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
23404 mismatches for POINTER_TYPE_P (type).
23405 (number_of_iterations_le): Likewise.
23407 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23409 * config/picochip/picochip.c: Removed profiling support.
23410 * config/picochip/picochip.md: Removed profiling instruction.
23411 * config/picochip/picochip.h: Removed profiling builtin.
23413 2009-03-16 Joseph Myers <joseph@codesourcery.com>
23415 * doc/install.texi (--with-host-libstdcxx): Document.
23417 2009-03-14 Anatoly Sokolov <aesok@post.ru>
23420 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
23421 generate a warning if the function name does not begin with
23422 "__vector" and the function has either the 'signal' or 'interrupt'
23423 attribute, from here to ...
23424 (avr_declare_function_name): ...here. New function.
23425 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
23426 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
23428 2009-03-14 Jakub Jelinek <jakub@redhat.com>
23431 * cse.c (fold_rtx): Don't modify original const_arg1 when
23432 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
23433 separate variable instead.
23434 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
23435 from out of range shift counts.
23436 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
23438 2009-03-13 Catherine Moore <clm@codesourcery.com>
23440 * config/i386/x-mingw32 (host-mingw32.o): Replace
23441 diagnostic.h with $(DIAGNOSTIC_H).
23443 2009-03-12 Jakub Jelinek <jakub@redhat.com>
23446 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
23448 * config/i386/sync.md (sync_compare_and_swap<mode>,
23449 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
23450 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
23452 (sync_double_compare_and_swapdi_pic,
23453 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
23454 cmpxchg8b_pic_memory_operand instead of just memory_operand.
23456 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23459 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
23461 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23464 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23465 (avx_addsubv4df3): Likewise.
23466 (*avx_addsubv4sf3): Likewise.
23467 (sse3_addsubv4sf3): Likewise.
23469 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23472 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
23474 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
23477 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
23478 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
23479 registers for allocnos created from user-defined variables.
23481 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23484 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
23485 of non-integer mode as well.
23487 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
23489 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
23490 for functions for which the parameter types are unknown.
23492 2009-03-11 Jakub Jelinek <jakub@redhat.com>
23495 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
23496 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
23497 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
23498 * config/i386/i386.c (ix86_local_alignment): For
23499 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
23500 long long variables on the stack to avoid dynamic realignment.
23501 Allow the first argument to be a decl rather than type.
23502 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
23504 2009-03-11 Nick Clifton <nickc@redhat.com>
23507 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
23509 Add description to mno-lsim option.
23510 * config/mcore/mcore.h: Remove comment about deprecated m4align
23512 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
23513 * doc/invoke.texi: Add description of mno-lsim and
23514 mstack-increment options.
23516 * config/fr30/fr30.opt: Document the -mno-lsim option.
23517 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
23518 and -mno-lsim options.
23520 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23522 * fold-const.c (fold_comparison): Only call fold_inf_compare
23523 if the mode supports infinities.
23525 2009-03-11 Jason Merrill <jason@redhat.com>
23528 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
23529 end already did. Notice GIMPLE_CALL modifications of the result.
23530 Don't copy debug information from an ignored decl or a decl from
23533 2009-03-10 Richard Guenther <rguenther@suse.de>
23534 Nathan Froyd <froydnj@codesourcery.com>
23536 PR middle-end/37850
23537 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
23538 (__divMODE3): Likewise.
23540 2009-03-09 Jakub Jelinek <jakub@redhat.com>
23542 PR tree-optimization/39394
23543 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
23544 DECL_SIZE_UNIT of variable length FIELD_DECLs.
23546 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23548 * recog.c (verfiy_changes): Disallow renaming of hard regs in
23549 inline asms for register asm ("") declarations.
23551 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
23553 * fold-const.c (fold_unary): Fix comment.
23555 2009-03-07 Jan Hubicka <jh@suse.cz>
23558 * tree-inline.c (setup_one_parameter): Do replacement of const
23559 argument by constant in SSA form.
23561 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23563 PR middle-end/38028
23564 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
23565 determine alignment passed to assign_stack_local.
23566 (assign_parms_unsplit_complex): Likewise.
23567 * except.c (sjlj_build_landing_pads): Likewise.
23569 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23571 PR middle-end/39360
23572 * tree-flow.h (add_referenced_var): Return bool instead of void.
23573 * tree-dfa.c (add_referenced_var): Return result of
23574 referenced_var_check_and_insert call.
23575 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
23576 of referenced_var_check_and_insert.
23579 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
23580 (gen_variable_die): Emit DW_AT_location on abstract static variable's
23581 DIE, don't emit it if abstract origin already has it.
23582 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
23583 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
23585 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23587 * genpreds.c (needs_variable): Fix parentheses at variable name
23589 (write_tm_constrs_h): Indent generated code.
23591 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23593 * doc/extend.texi (Function Attributes): Add documentation
23594 for isr attributes.
23596 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23599 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
23600 take locus from its DECL_SOURCE_LOCATION instead of input_location.
23602 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23604 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
23607 2009-03-05 Jakub Jelinek <jakub@redhat.com>
23610 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
23611 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
23613 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
23615 * config/i386/i386.md (R8_REG, R9_REG): New constants.
23616 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
23617 constants instead of magic numbers.
23618 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
23620 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
23621 (x86_64_ms_abi_int_parameter_registers): Ditto.
23622 (x86_64_int_return_registers): Ditto.
23623 (ix86_maybe_switch_abi): Ditto.
23624 (ix86_expand_call): Ditto for clobbered_registers array.
23625 (ix86_hard_regno_mode_ok): Ditto.
23626 (x86_extended_QIreg_mentioned_p): Ditto.
23628 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
23630 PR tree-optimization/39349
23631 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
23633 * combine.c (gen_lowpart_for_combine): Use omode when generating
23636 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
23638 PR rtl-optimization/39235
23639 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
23641 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23643 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
23645 2009-03-04 Richard Guenther <rguenther@suse.de>
23647 PR tree-optimization/39362
23648 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
23649 that occur in abnormal PHIs should be varying.
23651 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23653 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
23655 (simple_iv): Take loop as an argument instead of statement.
23656 * tree-scalar-evolution.h (simple_iv): Declaration changed.
23657 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
23659 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
23661 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
23662 * matrix-reorg.c (analyze_transpose): Ditto.
23663 * tree-data-ref.c (dr_analyze_innermost): Ditto.
23664 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
23665 * tree-predcom.c (ref_at_iteration): Ditto.
23666 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
23668 2009-03-04 Richard Guenther <rguenther@suse.de>
23670 PR tree-optimization/39358
23671 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
23672 escaped_id and callused_id.
23673 (solve_graph): Likewise.
23675 2009-03-04 Richard Guenther <rguenther@suse.de>
23677 PR tree-optimization/39339
23678 * tree-sra.c (try_instantiate_multiple_fields): Make it
23679 no longer ICE on the above.
23681 2009-03-03 Joseph Myers <joseph@codesourcery.com>
23683 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
23684 that fits within Pmode.
23686 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23688 PR middle-end/10109
23689 * tm.texi (LIBCALL_VALUE): Update description.
23691 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23693 PR middle-end/34443
23694 * doc/extend.texi (section): Update description.
23696 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
23698 PR middle-end/39345
23699 * tree-inline.c (remapped_type): New.
23700 (can_be_nonlocal): Call remapped_type instead of remap_type.
23702 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23705 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
23706 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
23708 2009-03-03 Richard Guenther <rguenther@suse.de>
23710 PR middle-end/39272
23711 * tree.c (tree_nonartificial_location): New function.
23712 * tree.h (tree_nonartificial_location): Declare.
23713 * builtins.c (expand_builtin_memory_chk): Provide location
23714 of the call location for artificial function pieces.
23715 (maybe_emit_chk_warning): Likewise.
23716 (maybe_emit_sprintf_chk_warning): Likewise.
23717 (maybe_emit_free_warning): Likewise.
23718 * expr.c (expand_expr_real_1): Likewise.
23720 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23722 PR tree-optimization/39343
23723 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
23724 COMPONENT_REF t has ARRAY_TYPE.
23726 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
23728 PR middle-end/39335
23729 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
23730 when the type precision of the induction variable should be
23731 larger than the type precision of nit.
23732 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
23733 * graphite.c (graphite_loop_normal_form): Same.
23734 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
23736 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23738 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
23739 (*call_1_rex64_ms_sysv): Use named constants instead of magic
23740 numbers to describe clobbered registers.
23741 (*call_value_0_rex64_ms_sysv): Ditto.
23742 * config/i386/mmx.md (mmx_emms): Ditto.
23743 (mmx_femms): Ditto.
23745 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
23747 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
23750 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23752 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
23753 (spu_section_type_flags): New function.
23755 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23757 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
23758 reg_class_contents of FLOAT_REGS into a temporary.
23760 2009-03-02 Richard Guenther <rguenther@suse.de>
23761 Ira Rosen <irar@il.ibm.com>
23763 PR tree-optimization/39318
23764 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
23765 information to the vectorized statement.
23767 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
23769 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23770 variable. Use defined names instead of magic constants for REX SSE
23773 2009-03-01 Richard Guenther <rguenther@suse.de>
23775 PR tree-optimization/39331
23776 * omp-low.c (lower_send_shared_vars): Do not receive new
23777 values for the reference of DECL_BY_REFERENCE parms or results.
23779 2009-03-01 Jan Hubicka <jh@suse.cz>
23782 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23783 BLOCK_NONLOCALIZED_VAR): New macros.
23784 (tree_block): Add nonlocalized_vars.
23785 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23786 gen_decl_die): Add origin argument. Allow generation of die with
23787 origin at hand only.
23788 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23789 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23791 (gen_block_die): Fix checking for unused blocks.
23792 (process_scope_var): Break out from .... ; work with origins only.
23793 (decls_for_scope) ... here; process nonlocalized list.
23794 (dwarf2out_ignore_block): Look for nonlocalized vars.
23795 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23797 (dump_scope_block): Dump them.
23798 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23799 (remap_block): Likewise.
23800 (can_be_nonlocal): New predicate.
23801 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23803 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23805 * configure: Regenerate.
23807 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23809 * optc-gen.awk: No need to duplicate option flags twice.
23810 Reuse help texts for duplicate options which do not have any.
23812 * gcc.c (display_help): Document --version.
23814 * gcc.c (main): If print_help_list and verbose_flag, ensure
23815 driver output comes before subprocess output.
23817 * optc-gen.awk: Assign all remaining fields to help string,
23818 space-separated, for multi-line help in *.opt.
23820 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23821 -Wno-pedantic-ms-format is for MinGW targets only.
23823 * doc/options.texi (Option file format): Fix bad indentation,
23824 restoring dropped sentence.
23826 2009-02-28 Jan Hubicka <jh@suse.cz>
23828 * tree-inline.c (tree_function_versioning): Output debug info.
23830 2009-02-28 Jan Hubicka <jh@suse.cz>
23833 * tree-inline.c (setup_one_parameter): Do not copy propagate
23834 arguments when not optimizing.
23836 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23839 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23840 (avx_addsubv4df3): Likewise.
23841 (*avx_addsubv4sf3): Likewise.
23842 (sse3_addsubv4sf3): Likewise.
23843 (*avx_addsubv2df3): Likewise.
23844 (sse3_addsubv2df3): Likewise.
23845 (avx_unpckhps256): Correct item selectors.
23846 (avx_unpcklps256): Likewise.
23847 (avx_unpckhpd256): Likewise.
23848 (avx_unpcklpd256): Likewise.
23850 2009-02-28 Jan Hubicka <jh@suse.cz>
23852 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23854 (copy_arguments_for_versioning): If var is declared don't declare it.
23855 (tree_function_versioning): First setup substitutions and then copy
23858 2009-02-27 Jan Hubicka <jh@suse.cz>
23861 * cgraph.h (varpool_output_debug_info): Remove.
23862 * cgraphunit.c (varpool_output_debug_info): Remove.
23863 * dwarf2out.c (deferred_locations_struct): New struct
23864 (deferred_locations): New type.
23865 (deferred_locations_list): New static var.
23866 (deffer_location): New function.
23867 (gen_variable_die): Use it.
23868 (decls_for_scope): Output info on local static vars.
23869 (dwarf2out_finish): Process deferred locations.
23870 * varpool.c (varpool_output_debug_info): Remove.
23872 2009-02-27 Jan Hubicka <jh@suse.cz>
23875 * tree.h (TREE_PROTECTED): Fix comment.
23876 (BLOCK_HANDLER_BLOCK): Remove.
23877 (struct tree_block): Remove handler_block add body_block.
23878 (inlined_function_outer_scope_p): New.
23879 (is_body_block): Remove.
23880 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
23881 * dwarf2out.c (is_inlined_entry_point): Remove.
23882 (add_high_low_attributes): Use inlined_function_outer_scope_p.
23883 (gen_block_die): Use is_inlined_entry_point check. Remove body block
23885 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
23886 * gimplify.c (gimplify_expr): Gimplify body blocks.
23887 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
23888 block with multiple subblocks.
23889 (dump_scope_block): Prettier output; dump more flags and info.
23890 (dump_scope_blocks): New.
23891 (remove_unused_locals): Use dump_scope_blocks.
23892 * tree-flow.h (dump_scope_blocks): Declare.
23893 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
23894 * stmt.c (is_body_block): Remove.
23895 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
23896 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
23898 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
23900 PR middle-end/39308
23901 * graphite.c (graphite_loop_normal_form): Do not call
23902 number_of_iterations_exit from a gcc_assert.
23904 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23906 * config/s390/s390.c (s390_swap_cmp): Look for conditional
23907 jumps if COND is NULL.
23908 (find_cond_jump): New function.
23909 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
23910 * config/s390/s390.md: Remove z10_cobra attribute value.
23912 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
23914 * config/alpha/alpha.h (alpha_expand_mov): Return false if
23915 force_const_mem returns NULL_RTX.
23917 2009-02-26 Jan Hubicka <jh@suse.cz>
23920 * cgraph.h (varpool_output_debug_info): Remove.
23921 * cgraphunit.c (varpool_output_debug_info): Remove.
23922 * dwarf2out.c (deferred_locations_struct): New struct
23923 (deferred_locations): New type.
23924 (deferred_locations_list): New static var.
23925 (deffer_location): New function.
23926 (gen_variable_die): Use it.
23927 (decls_for_scope): Output info on local static vars.
23928 (dwarf2out_finish): Process deferred locations.
23929 * varpool.c (varpool_output_debug_info): Remove.
23931 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
23933 PR rtl-optimization/39241
23934 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
23935 to subreg_offset_representable_p.
23937 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23939 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
23940 execute function prototype. Get f and nregs from max_reg_num
23941 and get_insns. Remove the first backward pass as it's dead,
23942 guard the forward pass by flag_expensive_optimizations.
23943 (rest_of_handle_regmove): Delete.
23944 (pass_regmove): Replace it with regmove_optimize.
23946 2009-02-25 Martin Jambor <mjambor@suse.cz>
23948 PR tree-optimization/39259
23949 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
23950 calls_alloca function flags.
23951 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
23952 calls are detected.
23954 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23956 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
23957 flags_set_1_rtx, flags_set_1_set): Delete.
23958 (regmove_optimize): Do not call mark_flags_life_zones.
23960 2009-02-24 Julian Brown <julian@codesourcery.com>
23963 * config/arm/arm.c (require_pic_register): Only set
23964 cfun->machine->pic_reg once per function.
23966 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
23968 * doc/invoke.texi (Link Options): Document an easier way to pass
23969 options that take arguments to the GNU linker using -Xlinker and -Wl.
23971 2009-02-24 Steve Ellcey <sje@cup.hp.com>
23974 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
23976 2009-02-24 Richard Guenther <rguenther@suse.de>
23979 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
23981 2009-02-24 Richard Guenther <rguenther@suse.de>
23982 Zdenek Dvorak <ook@ucw.cz>
23984 PR tree-optimization/39233
23985 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
23986 from converting them to a generic type.
23988 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
23990 PR tree-optimization/39260
23991 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
23992 contains a condition with a real type.
23993 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
23995 2009-02-23 Jason Merrill <jason@redhat.com>
23998 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
23999 narrowing_initializer_constant_valid_p.
24000 (narrowing_initializer_constant_valid_p): Don't return
24001 null_pointer_node for adding a pointer to itself.
24003 2009-02-23 Jan Hubicka <jh@suse.cz>
24006 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
24009 2009-02-23 Jan Hubicka <jh@suse.cz>
24011 PR tree-optimization/37709
24012 * tree.c (block_ultimate_origin): Move here from dwarf2out.
24013 * tree.h (block_ultimate_origin): Declare.
24014 * dwarf2out.c (block_ultimate_origin): Move to tree.c
24015 * tree-ssa-live.c (remove_unused_scope_block_p):
24016 Eliminate blocks containig no instructions nor live variables nor
24018 (dump_scope_block): New function.
24019 (remove_unused_locals): Enable removal of dead blocks by default;
24020 enable dumping at TDF_DETAILS.
24022 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24024 * config/i386/i386.c (classify_argument): Don't allow COImode
24026 (function_arg_advance_32): Don't allow OImode.
24027 (function_arg_32): Likewise.
24028 (function_value_32): Likewise.
24029 (return_in_memory_32): Likewise.
24030 (function_arg_64): Remove OImode comment.
24032 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24035 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
24036 ix86_expand_vector_set for V4DImode in 64bit mode only.
24037 (ix86_expand_vector_init_one_var): Likewise.
24039 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
24041 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
24043 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24046 * loop-iv.c: Revert last change.
24047 * emit-rtl.c: Likewise.
24049 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
24052 * config/i386/i386.c (type_natural_mode): Remove an extra
24053 space in the warning message.
24054 (function_value_32): Handle 32-byte vector modes.
24055 (return_in_memory_32): Likewise.
24057 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
24059 * loop-iv.c (truncate_value): New function.
24060 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
24062 (lowpart_subreg): Move to...
24063 * emit-rtl.c: ...here.
24065 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
24067 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
24068 accidental and undocumented change at revision 140860.
24070 2009-02-21 Joseph Myers <joseph@codesourcery.com>
24072 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
24073 take gimple_seq * arguments.
24074 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
24075 types_compatible_p langhook.
24077 2009-02-20 Mark Mitchell <mark@codesourcery.com>
24078 Joseph Myers <joseph@codesourcery.com>
24080 * config/arm/arm.c (arm_builtin_va_list): New function.
24081 (arm_expand_builtin_va_start): Likewise.
24082 (arm_gimplify_va_arg_expr): Likewise.
24083 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
24084 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
24085 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
24086 (va_list_type): New variable.
24087 (arm_mangle_type): Mangle va_list_type appropriately.
24089 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24091 PR middle-end/39157
24092 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
24093 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
24094 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
24095 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
24096 parameter to 1000 for -O1 by default.
24097 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
24099 * loop-invariant.c: Include params.h.
24100 (move_loop_invariants): Don't call move_single_loop_invariants on
24103 2009-02-20 Jaka Mocnik <jaka@xlab.si>
24105 * calls.c (emit_library_call_value_1): Use slot_offset instead of
24106 offset when calculating bounds for indexing stack_usage_map. Fixes
24107 a buffer overflow with certain target setups.
24109 2009-02-20 Jakub Jelinek <jakub@redhat.com>
24112 * calls.c (expand_call): Clear try_tail_call if caller and callee
24113 disagree in promotion of function return value.
24115 2009-02-19 Jakub Jelinek <jakub@redhat.com>
24118 * c-common.c (c_determine_visibility): If visibility changed and
24119 DECL_RTL has been already set, call make_decl_rtl to update symbol
24122 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
24125 * varasm.c (assemble_variable): Don't check DECL_NAME when
24126 globalizing a variable.
24128 2009-02-19 Joseph Myers <joseph@codesourcery.com>
24131 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
24132 expression before any __builtin_trap call.
24133 * c-typeck.c (build_function_call): Convert and check function
24134 arguments before generating a call to a trap. Evaluate the
24135 function arguments before the trap.
24137 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
24140 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
24141 (UNSPEC_FXAM_MEM): New unspec.
24142 (fxam<mode>2_i387_with_temp): New insn and split pattern.
24143 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
24144 memory using fxam<mode>2_i387_with_temp to remove excess precision.
24146 2009-02-19 Richard Guenther <rguenther@suse.de>
24148 PR tree-optimization/39207
24149 PR tree-optimization/39074
24150 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
24151 storedanything_tree): New.
24152 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
24153 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
24154 (build_succ_graph): Add edges from STOREDANYTHING to all
24156 (init_base_vars): Initialize STOREDANYTHING.
24157 (compute_points_to_sets): Free substitution info after
24158 building the succ graph.
24159 (ipa_pta_execute): Likewise.
24161 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
24163 (do_ds_constraint): Do not add to special var or non-pointer
24165 (type_could_have_pointers): Split out from ...
24166 (could_have_pointers): ... here. For arrays use the element type.
24167 (create_variable_info_for): Initialize may_have_pointers.
24168 (new_var_info): Likewise.
24169 (handle_lhs_call): Make the HEAP variable unknown-sized.
24170 (intra_create_variable_infos): Use a type with pointers for
24171 PARM_NOALIAS, make it unknown-sized.
24173 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
24176 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
24178 2009-02-18 Jason Merrill <jason@redhat.com>
24181 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
24182 value if DECL_EXTERNAL.
24183 * tree-sra.c (sra_walk_gimple_assign): Likewise.
24184 * target.h (gcc_target::binds_local_p): Clarify "module".
24185 * tree.h (TREE_PUBLIC): Clarify "module".
24187 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
24190 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
24191 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
24193 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
24196 * c.opt (Wabi): Support C and ObjC.
24199 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
24201 * config/i386/i386.c (classify_argument): Warn once about the ABI
24202 change when passing union with long double.
24204 * doc/invoke.texi: Update -Wabi for warning psABI changes.
24206 2009-02-18 Joseph Myers <joseph@codesourcery.com>
24209 * c-parser.c (c_parser_compound_statement): Always enter and leave
24212 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24215 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
24217 2009-02-18 Jakub Jelinek <jakub@redhat.com>
24219 PR tree-optimization/36922
24220 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
24221 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
24224 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24226 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
24229 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24231 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
24233 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24235 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
24238 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
24239 Richard Sandiford <rdsandiford@googlemail.com>
24241 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
24242 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
24243 (loongson_biadd): ...this.
24245 2009-02-17 Richard Guenther <rguenther@suse.de>
24247 PR tree-optimization/39202
24248 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
24249 a var make sure to follow existing collapses.
24251 2009-02-17 Richard Guenther <rguenther@suse.de>
24253 PR middle-end/39214
24254 * langhooks.c (lhd_print_error_function): Check for NULL block.
24256 2009-02-17 Richard Guenther <rguenther@suse.de>
24258 PR tree-optimization/39204
24259 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
24262 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
24264 * config/soft-fp/double.h: Update from glibc CVS.
24266 2009-02-17 Richard Guenther <rguenther@suse.de>
24268 PR tree-optimization/39207
24269 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
24270 strict-aliasing warnings for pointers pointing to NULL.
24272 2009-02-16 Joseph Myers <joseph@codesourcery.com>
24275 * c-parser.c (c_parser_braced_init): Call pop_init_level when
24276 skipping until next close brace.
24278 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
24281 * config/i386/i386.c (ix86_expand_push): Set memory alignment
24282 to function argument boundary.
24284 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24286 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
24287 in the lea_add. Reload eventually constraints it properly.
24288 * config/picochip/constraints.md: Remove the target constraint
24289 "b", since it is not needed anymore.
24291 2009-02-16 Jakub Jelinek <jakub@redhat.com>
24293 * gthr-dce.h: Uglify function parameter and local variable names.
24294 * gthr-gnat.h: Likewise.
24295 * gthr-mipssde.h: Likewise.
24296 * gthr-nks.h: Likewise.
24297 * gthr-posix95.h: Likewise.
24298 * gthr-posix.h: Likewise.
24299 * gthr-rtems.h: Likewise.
24300 * gthr-single.h: Likewise.
24301 * gthr-solaris.h: Likewise.
24302 * gthr-tpf.h: Likewise.
24303 * gthr-vxworks.h: Likewise.
24304 * gthr-win32.h: Likewise.
24306 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
24309 * config/i386/i386.md: Restrict the new peephole2 to move
24310 between MMX/SSE registers.
24312 2009-02-15 Richard Guenther <rguenther@suse.de>
24315 2009-02-13 Richard Guenther <rguenther@suse.de>
24317 * configure.ac: Enable LFS.
24318 * configure: Re-generate.
24319 * config.in: Likewise.
24321 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24323 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
24324 spu_srqwbyte, spu_srqwbytebc): Define.
24325 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
24326 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
24327 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
24328 "shrqby_<mode>"): New insn-and-split patterns.
24329 * config/spu/spu.c (expand_builtin_args): Determine and return
24330 number of operands using spu_builtin_description data.
24331 (spu_expand_builtin_1): Use it.
24333 2009-02-13 Steve Ellcey <sje@cup.hp.com>
24336 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
24339 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24342 * config/i386/i386.c (override_options): Correct warning
24343 messages for -malign-loops, -malign-jumps and -malign-functions.
24345 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24348 * config/i386/i386.md: Restrict the new peephole2 to move
24349 between the general purpose registers.
24351 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24354 * config/i386/i386.c (type_natural_mode): Add a new argument.
24355 Return the original mode and warn ABI change if vector size is 32byte.
24356 (function_arg_advance): Updated.
24357 (function_arg): Likewise.
24358 (ix86_function_value): Likewise.
24359 (ix86_return_in_memory): Likewise.
24360 (ix86_sol10_return_in_memory): Likewise.
24361 (ix86_gimplify_va_arg): Likewise.
24362 (function_arg_32): Don't warn ABX ABI change here.
24363 (function_arg_64): Likewise.
24365 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
24367 * loop-iv.c (implies_p): In the final case, test that operands 0
24368 of the two comparisons match.
24370 * config/bfin/bfin.c (find_prev_insn_start): New function.
24371 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
24372 (find_next_insn_start): Move.
24374 2009-02-13 Richard Guenther <rguenther@suse.de>
24376 * configure.ac: Enable LFS.
24377 * configure: Re-generate.
24378 * config.in: Likewise.
24380 2009-02-13 Joseph Myers <joseph@codesourcery.com>
24383 * c-parser.c (c_parser_parms_list_declarator): Discard pending
24384 sizes on syntax error after some arguments have been parsed.
24386 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24388 * doc/invoke.texi (-fira): Remove.
24390 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24392 * caller-save.c: Replace regclass.c with reginfo.c in comments.
24393 * recog.c: Likewise.
24396 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
24398 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
24399 (umul_ppmm): Likewise.
24400 (count_leading_zeros): Likewise.
24401 (count_trailing_zeros): Likewise.
24402 (UMUL_TIME): Likewise.
24404 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24406 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
24407 soft-fp/t-softfp to tmake_file.
24409 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
24410 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
24411 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
24412 IA64_BUILTIN_INFQ]: New.
24413 (ia64_init_builtins): Initialize __builtin_infq,
24414 __builtin_fabsq and __builtin_copysignq if not HPUX.
24415 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
24416 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
24418 * config/ia64/lib1funcs.asm (__divtf3): Define only if
24420 (__fixtfti): Likewise.
24421 (__fixunstfti): Likewise.
24422 (__floattitf): Likewise.
24424 * config/ia64/libgcc-glibc.ver: New.
24425 * config/ia64/t-fprules-softfp: Likewise.
24426 * config/ia64/sfp-machine.h: Likewise.
24428 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
24429 (LIBGCC2_TF_CEXT): Likewise.
24430 (TF_SIZE): Likewise.
24431 (TARGET_INIT_LIBFUNCS): Likewise.
24433 * config/ia64/t-glibc (SHLINB_MAPFILES):
24434 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
24436 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24438 * config/i386/i386.c (construct_container): Rewrite processing
24439 BLKmode with X86_64_SSE_CLASS.
24441 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
24444 * config/i386/i386.md: Replace simplify_replace_rtx with
24445 replace_rtx in the new peephole2.
24447 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
24449 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
24450 loop unrolling do not happen at -O2.
24452 2009-02-12 Michael Matz <matz@suse.de>
24454 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
24456 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24458 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
24461 2009-02-12 Ben Elliston <bje@au.ibm.com>
24463 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
24464 patterns when updating the back chain. Missed in the 2009-02-10
24467 2009-02-11 Janis Johnson <janis187@us.ibm.com>
24469 * doc/extend.texi (Decimal Floating Types): Update identifier of
24470 draft TR and list of missing support.
24472 2009-02-11 Jakub Jelinek <jakub@redhat.com>
24474 PR middle-end/39154
24475 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
24476 bit to variable length decl's flags, add it also to its
24477 pointer replacement variable.
24479 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
24480 Jakub Jelinek <jakub@redhat.com>
24483 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
24484 (memory_blockage): New expander.
24485 (*memory_blockage): New insn pattern.
24486 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
24487 instead of general blockage at the end of function prologue when
24488 frame pointer is used to access red zone area. Do not emit blockage
24489 when profiling, it is emitted in generic code.
24490 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
24491 function epilogue when frame pointer is used to access red zone area.
24493 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
24496 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
24497 by arithmetic with memory operands.
24498 * config/i386/predicates.md (commutative_operator): New.
24500 2009-02-10 Janis Johnson <janis187@us.ibm.com>
24502 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
24505 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
24507 * alias.h (record_alias_subset): Declare.
24508 * alias.c (record_alias_subset): Make global.
24510 2009-02-10 Nick Clifton <nickc@redhat.com>
24512 * tree-parloops.c: Change license to GPLv3.
24513 * ipa-struct-reorg.c: Change license to GPLv3.
24514 * ipa-struct-reorg.h: Change license to GPLv3.
24516 2009-02-10 Steve Ellcey <sje@cup.hp.com>
24519 * c-decl.c (start_struct): Return NULL on error.
24521 2009-02-10 Jakub Jelinek <jakub@redhat.com>
24523 PR middle-end/39124
24524 * cfgloopmanip.c (remove_path): Call remove_bbs after
24525 cancel_loop_tree, not before it.
24528 * function.h (struct function): Add has_local_explicit_reg_vars bit.
24529 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
24530 VAR_DECLs were seen.
24531 * tree-ssa-live.c (remove_unused_locals): Recompute
24532 cfun->has_local_explicit_reg_vars.
24533 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
24534 copies or clearings if cfun->has_local_explicit_reg_vars.
24536 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
24539 * config/i386/i386.c (expand_prologue): Emit blockage at the end
24540 of function prologue when frame pointer is used to access
24543 2009-02-10 Richard Guenther <rguenther@suse.de>
24545 PR middle-end/39127
24546 * gimplify.c (gimple_regimplify_operands): Always look if
24547 we need to create a temporary.
24549 2009-02-10 Richard Guenther <rguenther@suse.de>
24551 PR tree-optimization/39132
24552 * tree-loop-distribution.c (todo): New global var.
24553 (generate_memset_zero): Trigger TODO_rebuild_alias.
24554 (tree_loop_distribution): Return todo.
24556 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
24559 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
24560 (x86_64_reg_class_name): Removed.
24561 (classify_argument): Return 0 if bytes > 32. Return 0 if the
24562 first one isn't X86_64_SSE_CLASS or any other ones aren't
24563 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
24564 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
24565 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
24566 and 3 X86_64_SSEUP_CLASS.
24567 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
24568 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
24570 2009-02-10 Ben Elliston <bje@au.ibm.com>
24572 * config/rs6000/rs6000.md (allocate_stack): Always use an update
24573 form instruction to update the stack back chain word, even if the
24574 user has disabled the generation of update instructions.
24575 (movdi_<mode>_update_stack): New.
24576 (movsi_update_stack): Likewise.
24577 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
24578 always use an update form instruction to update the stack back
24581 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
24583 PR middle-end/38953
24584 * graphite.c (if_region_set_false_region): After moving a region in
24585 the false branch of a condition, remove the empty dummy basic block.
24586 (gloog): Remove wrong fix for PR38953.
24588 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24590 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
24591 generation due to implicit sign extension.
24593 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
24595 PR middle-end/38981
24596 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
24597 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
24599 2009-02-09 Richard Guenther <rguenther@suse.de>
24601 PR middle-end/35202
24602 * convert.c (convert_to_real): Disable (float)fn((double)x)
24603 to fnf(x) conversion if errno differences may occur and
24604 -fmath-errno is set.
24606 2009-02-07 Anatoly Sokolov <aesok@post.ru>
24608 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
24609 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24610 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24612 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24615 * c-common.c (handle_alias_attribute): Disallow attribute for
24616 anything not a FUNCTION_DECL or VAR_DECL.
24618 2009-02-06 Janis Johnson <janis187@us.ibm.com>
24621 * real.c (do_compare): Special-case compare of zero against
24622 decimal float value.
24624 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24627 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
24628 as indicating flexible array members unless the field itself is
24629 being declarared as the incomplete array.
24631 2009-02-06 Jan Hubicka <jh@suse.cz>
24633 PR tree-optimization/38844
24634 * ipa-inline.c (try_inline): Stop inlining recursion when edge
24635 is already inlined.
24637 2009-02-06 Richard Guenther <rguenther@suse.de>
24639 PR middle-end/38977
24640 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
24641 fork because we may expand it as __gcov_fork.
24643 2009-02-06 Nick Clifton <nickc@redhat.com>
24645 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
24647 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
24649 PR tree-optimization/35659
24650 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
24651 vn_phi_eq): Shortcut if hashcode does not match.
24652 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
24654 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
24655 and avoid iterative_hash_expr.
24656 (FOR_EACH_VALUE_ID_IN_SET): New.
24657 (value_id_compare): Remove.
24658 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
24659 sort expressions by value id.
24661 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
24664 * config/sh/predicates.md (general_movsrc_operand): Don't check
24665 the subreg of system registers here.
24667 2009-02-05 Jakub Jelinek <jakub@redhat.com>
24670 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
24671 on the copied decl.
24673 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
24675 PR rtl-optimization/39110
24676 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
24677 addresses, not aligned ones.
24679 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
24680 Richard Guenther <rguenther@suse.de>
24682 PR tree-optimization/39100
24683 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
24684 comment says and add edges.
24686 2009-02-05 Joseph Myers <joseph@codesourcery.com>
24689 * c-common.c (handle_tls_model_attribute): Ignore attribute for
24690 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
24692 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
24694 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
24695 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
24696 register_bb_in_sese, new_sese, free_sese): Moved.
24697 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
24698 outermost_loop_in_scop, build_scop_iteration_domain,
24699 expand_scalar_variables_ssa_name, get_vdef_before_scop,
24700 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
24701 Use loop_in_sese_p instead of loop_in_scop_p.
24702 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
24703 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
24704 (scopdet_basic_block_info): Fix bug in scop detection.
24705 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
24706 eq_loop_to_cloog_loop): Remove.
24707 (nb_loops_around_loop_in_scop, nb_loop
24708 ref_nb_loops): Moved here...
24709 * graphite.h (ref_nb_loops): ... from here.
24710 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
24711 (loop_domain_dim, loop_iteration_vector_dim): Remove.
24712 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
24713 * testsuite/gcc.dg/graphite/scop-19.c: New
24715 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
24716 Hans-Peter Nilsson <hp@axis.com>
24718 PR rtl-optimization/37889
24719 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
24720 Move offset handling from PLUS to before the switch. Use new
24721 arguments when considering SYMBOL_REFs too.
24722 (rtx_addr_can_trap_p): Pass dummy offset and size.
24723 (enum may_trap_p_flags): Remove.
24724 (may_trap_p_1): Pass size from MEM_SIZE.
24726 PR rtl-optimization/38921
24727 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
24728 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
24729 * rtlanal.c (may_trap_after_code_motion_p): Delete.
24730 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
24732 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
24734 AVX Programming Reference (January, 2009)
24735 * config/i386/sse.md (*vpclmulqdq): New.
24737 2009-02-04 Jakub Jelinek <jakub@redhat.com>
24739 PR tree-optimization/38977
24740 PR gcov-profile/38292
24741 * calls.c (special_function_p): Disregard __builtin_ prefix.
24743 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
24745 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
24746 non-indexable addresses even before reload.
24748 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24751 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
24752 as having variable size. Do not give an error for unnamed
24753 parameters with [*] declarators. Give a warning for type names
24754 with [*] declarators and mark them as variable size.
24755 * c-parser.c (c_parser_sizeof_expression): Do not give an error
24756 for sizeof applied to [*] type names.
24758 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24761 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
24763 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24765 * gcc.c (process_command): Update copyright notice dates.
24766 * gcov.c (print_version): Likewise.
24767 * gcov-dump.c (print_version): Likewise.
24768 * mips-tfile.c (main): Likewise.
24769 * mips-tdump.c (main): Likewise.
24771 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24774 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
24775 for composite type involving a zero-length array type.
24777 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24780 * function.c (match_asm_constraints_1): Skip over
24781 initial optional % in the constraint.
24783 PR inline-asm/39059
24784 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24785 supported, don't accept FIXED_CSTs.
24786 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24787 and _Sat is used without _Fract/_Accum. Set specs->type to
24788 integer_type_node for cts_fract/cts_accum if fixed point is not
24791 2009-02-02 Catherine Moore <clm@codesourcery.com>
24793 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24795 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24797 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24798 (ABI_HAS_64BIT_SYMBOLS): Use it.
24799 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24801 2009-02-02 Paul Brook <paul@codesourcery.com>
24803 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24805 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24807 PR inline-asm/39058
24808 * recog.h (asm_operand_ok): Add constraints argument.
24809 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24810 recurse on matching constraint.
24811 (check_asm_operands): Pass constraints as 3rd argument to
24812 asm_operand_ok. Don't look up matching constraint here.
24813 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24816 2009-02-02 Ben Elliston <bje@au.ibm.com>
24818 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24819 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24821 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24823 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24824 information. Remove some obsolete information. Reorganize.
24826 * config/pa/fptr.c: Revert license to GPL 2.
24827 * config/pa/milli64.S: Likewise.
24829 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24832 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24833 LIBRARY name in, instead of hard-coding it.
24834 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24835 extra target make frag to tmake_files according to EH model.
24836 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24837 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24838 frags that define makefile variable EH_MODEL appropriately.
24839 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24840 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24841 to "-sjlj" according to type of EH configured.
24842 (LIBGCC_SONAME): Concatenate it to shared library base name.
24843 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24844 to "_sjlj" according to type of EH configured.
24845 (LIBGCC_SONAME): Concatenate it to shared library base name.
24846 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24847 (SHLIB_LINK): Add missing semicolon to if-else construct.
24848 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24849 string value of "pe_dll" command-line option.
24850 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24851 (SHLIB_SONAME): Use it when overriding t-cygming default.
24852 (SHLIB_IMPLIB): Override t-cygming default.
24853 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24854 string value of "pe_dll" command-line option.
24856 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24859 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
24860 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
24862 2009-01-31 Richard Guenther <rguenther@suse.de>
24864 PR tree-optimization/38937
24865 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
24866 computing the transitive closure.
24868 2009-01-30 Richard Guenther <rguenther@suse.de>
24870 PR tree-optimization/39041
24871 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24872 Propagate variable indices only if the types match for this stmt.
24874 2009-01-30 Jakub Jelinek <jakub@redhat.com>
24877 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
24878 inline but never defined.
24880 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
24882 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
24883 (*insv_h_di_reg_extimm): New insn.
24884 (*insv_l<mode>_reg_extimm): New insn.
24886 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24888 * config/picochip/picochip.c (flag_conserve_stack): set
24889 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
24890 fconserve-stack. Reduce call-overhead used by inliner.
24892 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24895 * common.opt (flag_conserve_stack): Initialised to zero.
24897 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
24900 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
24901 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
24904 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
24906 * ira-color.c (allocno_reload_assign): Update comments.
24907 * regmove.c (regmove_optimize): Likewise.
24911 2009-01-29 Robert Millan <rmh@aybabtu.com>
24913 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
24914 * config/i386/kopensolaris-gnu.h: New file. Undefine
24915 `MD_UNWIND_SUPPORT'.
24916 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
24918 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
24920 PR tree-optimization/39007
24921 * tree-loop-distribution.c (generate_builtin): Use
24922 recompute_dominator to compute the immediate dominator of the
24923 basic block just after the loop.
24925 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
24927 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
24928 (ASM_OUTPUT_DWARF_PCREL): Define.
24930 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
24932 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
24933 * doc/passes.texi: Remove entries about regclass, local-alloc, and
24934 global. Modify entries about regmove and IRA.
24936 * ra-conflict.c: Remove the file.
24938 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
24940 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
24941 (pass_regclass_init): Rename to pass_reginfo_init.
24943 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
24945 * toplev.h (flag_ira): Remove.
24947 * caller-save.c (setup_save_areas): Remove flag_ira.
24949 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
24951 * global.c: Remove the file.
24953 * opts.c (decode_options): Remove flag_ira.
24955 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
24957 * regmove.c: Modify file description.
24958 (find_use_as_address, try_auto_increment): Define them only if
24959 AUTO_INC_DEC is defined.
24960 (replacement_quality, replace_in_call_usage, fixup_match_1,
24961 stable_and_no_regs_but_for_p): Remove.
24962 (reg_set_in_bb): Make it static.
24963 (regmove_optimize): Remove flag_ira and code which worked for
24966 * local-alloc.c: Remove the file.
24968 * common.opt (fira): Remove.
24970 * ira.c: Include except.h.
24971 (eliminable_regset): Move from global.c.
24972 (mark_elimination): Ditto. Remove flag_ira.
24973 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
24974 equiv_mem_modified, validate_equiv_mem_from_store,
24975 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
24976 contains_replace_regs, memref_referenced_p, memref_used_between_p,
24977 no_equiv, recorded_label_ref): Move from local-alloc.c.
24978 (update_equiv_regs): Ditto. Make it static.
24979 (print_insn_chain, print_insn_chains): Move it from global.c.
24980 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
24981 (build_insn_chain): Ditto. Make it static.
24982 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
24983 Rename to init_live_subregs.
24984 (gate_ira): Remove flag_ira.
24986 * regclass.c: Rename reginfo.c. Change file description.
24987 (FORBIDDEN_INC_DEC_CLASSES): Remove.
24988 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
24989 (init_reg_sets_1): Remove code for evaluation of
24990 reg_class_superclasses and losing_caller_save_reg_set.
24991 (init_regs): Remove init_reg_autoinc.
24992 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
24993 ok_for_base_p_nonstrict): Remove.
24994 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
24995 (pass_regclass_init): Rename to pass_reginfo_init. Modify
24996 corresponding entries.
24997 (dump_regclass, record_operand_costs, scan_one_insn,
24998 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
24999 record_address_regs, auto_inc_dec_reg_p): Remove.
25000 (gt-regclass.h): Rename to gt-reginfo.h.
25002 * rtl.h (dump_global_regs, retry_global_alloc,
25003 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
25005 * Makefile.in (RA_H): Remove.
25006 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
25007 Rename regclass.o to reginfo.o.
25008 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
25010 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
25011 (GTFILES): Rename regclass.c to reginfo.c.
25013 * passes.c (init_optimization_passes): Remove pass_local_alloc and
25014 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
25016 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25017 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
25019 (finish_spills): Ditto. Remove code for !flag_ira.
25021 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
25023 PR middle-end/35854
25024 * doc/invoke.texi (rtl debug options): Complete rewrite.
25025 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
25027 * mode-switching.c (pass_mode_switching): Rename pass from
25028 "mode-sw" to "mode_sw".
25029 * except.c (pass_convert_to_eh_ranges): Rename pass from
25030 "eh-ranges" to "eh_ranges".
25031 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
25035 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
25036 Alexander Monakov <amonakov@ispras.ru>
25038 PR middle-end/38857
25039 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
25041 (move_exprs_to_boundary): Change return type and pass through
25042 should_move from move_op. Relax assert. Update usage ...
25043 (schedule_expr_on_boundary): ... here. Use should_move instead of
25045 (move_op_orig_expr_found): Indicate that insn was disconnected from
25047 (code_motion_process_successors): Do not call after_merge_succs
25048 callback if original expression was not found when traversing any of
25050 (code_motion_path_driver): Change return type. Update prototype.
25051 (move_op): Update comment. Add a new parameter (should_move). Update
25052 prototype. Set *should_move based on indication provided by
25053 move_op_orig_expr_found.
25055 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
25057 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
25058 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
25059 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
25060 * config/rs6000/rs6000.c (rs6000_override_options): Default
25061 avoid-indexed-addresses on for Power6, off for everything else.
25062 (avoiding_indexed_address_p): New function.
25063 (rs6000_legitimize_address): Use it.
25064 (rs6000_legitimate_address): Likewise.
25065 * config/rs6000/rs6000.md (movXX_updateX): Likewise
25067 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
25069 PR tree-optimization/38997
25070 * tree-loop-distribution.c (generate_memset_zero): Use
25071 POINTER_PLUS_EXPR for a pointer addition.
25073 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
25075 * config/s390/s390.md (bswap<mode>2): New pattern added.
25077 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25079 * config/s390/s390.md (*tls_load_31): Added type attribute.
25081 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25083 * config/s390/s390.md: Fix a few comments.
25085 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
25087 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
25088 (*tm<mode>_full): Fixed z10prop attribute.
25089 (*tst<mode>_extimm): Fixed z10prop attribute.
25090 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
25091 (*tstqiCCT_cconly): Fixed z10prop attribute.
25092 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
25093 (*movsi_larl): Fixed z10prop attribute.
25094 (*movsi_zarch): Fixed z10prop attribute.
25095 (*movsi_eas): Fixed z10prop attribute.
25096 (*movhi): Fixed z10prop attribute.
25097 (*movqi): Fixed z10prop attribute.
25098 (*movstrictqi): Fixed z10prop attribute.
25099 (*mov<mode>): Fixed z10prop attribute.
25100 (*movcc): Fixed z10prop attribute.
25101 (*sethighpartdi_64): Fixed z10prop attribute.
25102 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
25103 (*negdi2_sign_cc): Fixed z10prop attribute.
25104 (*negdi2_sign): Fixed z10prop attribute.
25105 (*absdi2_sign_cc): Fixed z10prop attribute.
25106 (*absdi2_sign): Fixed z10prop attribute.
25107 (*negabsdi2_sign_cc): Fixed z10prop attribute.
25108 (*negabsdi2_sign): Fixed z10prop attribute.
25109 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
25110 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
25111 (doloop_si64): Fixed z10prop attribute.
25112 (doloop_si31): Fixed z10prop attribute.
25113 (doloop_long): Fixed z10prop attribute.
25114 (indirect_jump): Fixed z10prop attribute.
25115 (nop): Fixed z10prop attribute.
25116 (main_base_64): Fixed z10prop attribute.
25117 (reload_base_64): Fixed z10prop attribute.
25119 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25121 PR rtl-optimization/38740
25122 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
25124 * config/mips/mips.c (mips_reorg): Likewise.
25126 2009-01-28 Richard Guenther <rguenther@suse.de>
25128 PR tree-optimization/38926
25129 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
25130 with the correct value id to a value.
25131 (do_regular_insertion): Use the value number of edoubleprime
25132 for the value number of the expr.
25135 2008-08-21 Richard Guenther <rguenther@suse.de>
25137 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
25138 a PHI ask VN if it is already available.
25139 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
25140 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
25142 2009-01-28 Jakub Jelinek <jakub@redhat.com>
25144 PR middle-end/38934
25145 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
25146 set to varying whenever max has TREE_OVERFLOW set, similarly
25147 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
25149 2009-01-28 Richard Guenther <rguenther@suse.de>
25151 PR middle-end/38908
25152 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
25153 uninitialized aggregate uses in call arguments.
25155 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
25157 PR tree-optimization/38984
25158 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
25159 the nothing_id variable if -fno-delete-null-pointer-checks.
25161 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
25164 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
25165 (set_got_offset_rex64): Ditto.
25167 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
25170 * doc/extend.texi: Improve local variable with asm reg.
25172 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
25174 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
25175 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
25176 was not supplied then set warn_packed_bitfield_compat to the
25177 default value of 1.
25178 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
25181 2009-01-27 Richard Guenther <rguenther@suse.de>
25183 PR tree-optimization/38503
25184 * cfgexpand.c (expand_gimple_basic_block): Ignore
25185 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
25186 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
25187 variables that cannot have TBAA applied.
25188 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
25191 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
25193 PR middle-end/38969
25194 * calls.c (initialize_argument_information): Do not wrap complex
25195 arguments in SAVE_EXPR.
25197 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
25199 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
25200 (INSTALL_LIBGCC): Revert typo commit.
25202 2009-01-26 Richard Guenther <rguenther@suse.de>
25204 PR tree-optimization/38745
25205 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
25206 from special handling.
25208 2009-01-26 Richard Guenther <rguenther@suse.de>
25210 PR tree-optimization/38745
25211 * tree-ssa.c (execute_update_addresses_taken): Do not include
25212 variables that cannot possibly be a register in not_reg_needs.
25213 Do not clear TREE_ADDRESSABLE on vars that may not become
25215 * tree-ssa.c (update_alias_info_1): Include those in the set
25216 of addressable vars.
25218 2009-01-26 Richard Guenther <rguenther@suse.de>
25220 PR middle-end/38851
25221 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
25222 * tree-ssa-dse.c: Include langhooks.h
25223 (execute_simple_dse): Remove stores with zero size.
25225 2009-01-24 Jakub Jelinek <jakub@redhat.com>
25228 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
25231 2009-01-24 Julian Brown <julian@codesourcery.com>
25233 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
25234 config/arm/linux-atomic.c.
25235 * config/arm/linux-atomic.c: New.
25237 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
25239 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
25240 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
25241 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
25243 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
25246 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
25249 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
25251 PR tree-optimization/38953
25252 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
25253 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
25254 (gloog): Split the exit of the scop when the scop exit is a loop exit.
25255 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
25258 2009-01-24 Paul Brook <paul@codesourcery.com>
25260 * config/arm/neon.md (neon_type): Move to arm.md.
25261 (neon_mov<VSTRUCT>): Add neon_type attribute.
25262 * config/arm/arm.md (neon_type): Move to here.
25263 (conds): Add "unconditioal" and use as default for NEON insns.
25265 2009-01-24 Ben Elliston <bje@au.ibm.com>
25267 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
25268 void *' warning from -Wc++-compat.
25269 * Makefile.in (dominance.o-warn): Remove.
25271 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
25273 PR tree-optimization/38932
25274 * fold-const.c (fold_unary_ignore_overflow): New.
25275 * tree.h (fold_unary_ignore_overflow): Declare.
25276 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
25277 * tree-ssa-sccvn.c (visit_reference_op_load,
25278 simplify_unary_expression): Likewise.
25280 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
25282 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
25283 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
25284 regardless of their type.
25285 * c-common.c (handle_packed_attribute): Don't ignore packed on
25287 * c.opt (Wpacked-bitfield-compat): New warning option.
25288 * stor-layout.c (place_field): Warn if offset of a field changed.
25289 * doc/extend.texi (packed): Mention the ABI change.
25290 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
25291 (Warning Options): Add it to the list.
25293 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
25295 * c-opts.c (c_common_post_options): Fix a typo in comments.
25297 2009-01-22 Steve Ellcey <sje@cup.hp.com>
25299 PR middle-end/38615
25300 * gimplify.c (gimplify_init_constructor): Fix promotion of const
25301 variables to static.
25302 * doc/invoke.texi (-fmerge-all-constants): Update description.
25304 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
25307 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
25308 (*movdi_1_rex64): Use type "mmx" for alternative 5.
25310 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
25312 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
25314 (LOCAL_ALIGNMENT): Similarly.
25316 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25317 Joseph Myers <joseph@codesourcery.com>
25319 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
25320 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
25321 * config/arm/arm-tune.md: Regenerate.
25322 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
25325 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25327 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
25328 version number to five.
25330 2009-01-22 Dodji Seketeli <dodji@redhat.com>
25333 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
25334 * c-common.c (set_underlying_type): Likewise.
25335 (is_typedef_decl ): Likewise
25337 (set_underlying_type): Likewise.
25338 (is_typedef_type): Likewise.
25340 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
25342 PR middle-end/38587
25343 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
25346 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
25349 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
25350 (LIBGCC_SPEC): Don't define.
25351 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
25353 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
25355 PR rtl-optimization/38879
25356 * alias.c (base_alias_check): Unaligned access via AND address can
25357 alias all surrounding object types except those with sizes equal
25358 or wider than the size of unaligned access.
25360 2009-01-21 Dodji Seketeli <dodji@redhat.com>
25363 * c-decl.c (clone_underlying_type): Move this ...
25364 * c-common.c (set_underlying_type): ... here.
25365 Also, make sure the function properly sets TYPE_STUB_DECL() on
25366 the newly created typedef variant type.
25367 (is_typedef_decl ): New entry point.
25368 * tree.h: Added a new member member_types_needing_access_check to
25369 struct tree_decl_non_common.
25370 (set_underlying_type): New entry point.
25371 (is_typedef_type): Likewise.
25373 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
25375 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
25376 Check whether two instructions have memory references that
25377 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
25378 are helper functions for traversing.
25379 * alias.h (insn_alias_sets_confilict_p): New prototypes.
25380 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
25381 not to draw dependency edge for instructions with non-conflicting
25384 2009-01-20 Joseph Myers <joseph@codesourcery.com>
25387 * longlong.h: Update copyright years. Use soft-fp license notice.
25388 Sync __clz_tab declaration with glibc.
25390 2009-01-20 Steve Ellcey <sje@cup.hp.com>
25393 * doc/extend.texi (syscall_linkage): New.
25394 (version_id): Modify.
25396 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
25397 Richard Guenther <rguenther@suse.de>
25399 PR tree-optimization/38747
25400 PR tree-optimization/38748
25401 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
25402 conversion if the base address is an indirect reference and the
25403 aliasing sets could cause issues.
25405 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25407 * common.opt (fgraphite, fgraphite-identity): Add comment for
25408 explaining why these options are not documented.
25410 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25412 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
25413 gimple_call_lhs is NULL.
25415 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
25418 * emit-rtl.c (adjust_address_1): Make sure memref is never
25421 2009-01-20 Ben Elliston <bje@au.ibm.com>
25423 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25424 const qualifier from arg parameter. Remove unnecessary cast to char *.
25425 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25426 const qualifier from arg 2.
25428 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
25430 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
25432 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
25435 * rtl.h (reinit_regs): New prototype.
25436 * regclass.c: Include ira.h.
25437 (reinit_regs): New.
25438 * Makefile.in (regclass.o): Add ira.h.
25439 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
25441 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
25444 * c-common.c (handle_aligned_attribute): Use
25445 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
25446 default alignment value.
25448 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
25450 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
25451 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
25453 * doc/extend.texi: Update __attribute__ ((aligned)). Document
25454 __BIGGEST_ALIGNMENT__.
25456 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
25458 2009-01-18 Richard Guenther <rguenther@suse.de>
25460 PR tree-optimization/38819
25461 * tree-flow.h (operation_could_trap_helper_p): Declare.
25462 * tree-eh.c (operation_could_trap_helper_p): Export.
25463 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
25464 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
25465 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
25466 are about to insert a possibly trapping instruction and fail
25469 2009-01-18 Andreas Schwab <schwab@suse.de>
25471 * doc/install.texi (Configuration): Remove obsolete paragraph
25472 about use of --with-gnu-ld with --with-gnu-as.
25474 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
25476 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
25477 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
25478 Follow spelling conventions.
25480 2009-01-18 Ben Elliston <bje@au.ibm.com>
25482 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
25483 C++ warning about implicit conversion from void * to struct
25485 (bitmap_obstack_free): Likewise for bitmap_element *.
25486 * Makefile.in (bitmap.o-warn): Remove.
25488 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
25490 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
25492 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
25493 Tobias Grosser <tobi.grosser@amd.com>
25495 * graphite.c (graphite_trans_scop_block): Do not block single
25498 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
25500 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
25501 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
25502 test with assertion.
25504 2009-01-16 Richard Guenther <rguenther@suse.de>
25506 PR tree-optimization/38835
25507 PR middle-end/36227
25508 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
25509 and INT + PTR -> (INT)(PTR p+ INT) folding.
25510 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
25512 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
25515 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
25516 the subreg from a lowpart subreg if it is also casting the value.
25518 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25519 Tobias Grosser <tobi.grosser@amd.com>
25521 * graphite.c (compare_prefix_loops): New.
25522 (build_scop_canonical_schedules): Rewritten.
25523 (graphite_transform_loops): Move build_scop_canonical_schedules
25524 after build_scop_iteration_domain.
25526 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25527 Tobias Grosser <tobi.grosser@amd.com>
25529 * graphite.c (add_conditions_to_domain): Add the loops to
25530 the dimension of the iteration domain. Do copy the domain
25531 only when it exists.
25532 (build_scop_conditions_1): Do not call add_conditions_to_domain.
25533 (add_conditions_to_constraints): New.
25534 (can_generate_code_stmt, can_generate_code): Removed.
25535 (gloog): Do not call can_generate_code.
25536 (graphite_transform_loops): Call add_conditions_to_constraints
25537 after building the iteration domain.
25539 2009-01-16 Jakub Jelinek <jakub@redhat.com>
25541 PR tree-optimization/38789
25542 * tree-ssa-threadedge.c
25543 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
25544 __builtin_constant_p.
25546 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
25548 * dce.c (delete_unmarked_insns): Reversed the order that insns are
25549 examined before deleting them.
25551 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
25553 * function.c (aggregate_value_p): Correctly extract the function
25554 type from CALL_EXPR_FN lookup.
25556 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25558 * config/picochip/picochip.c (picochip_override_options): Revert
25559 CFI asm flag disable commited previously.
25561 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
25562 Tobias Grosser <tobi.grosser@amd.com>
25563 Jan Sjodin <jan.sjodin@amd.com>
25565 * graphite.c (scan_tree_for_params): On substractions negate
25566 all the coefficients of the term.
25567 (clast_to_gcc_expression_red): New. Handle reduction expressions
25568 of more than two operands.
25569 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
25570 (get_vdef_before_scop): Handle also the case of default definitions.
25572 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
25574 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
25575 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
25576 Also use them when walking CALL_INSN_FUNCTION_USAGE.
25578 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
25579 Joey Ye <joey.ye@intel.com>
25581 PR middle-end/37843
25582 * cfgexpand.c (expand_stack_alignment): Don't update stack
25583 boundary nor check incoming stack boundary here.
25584 (gimple_expand_cfg): Update stack boundary and check incoming
25585 stack boundary here.
25587 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
25589 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
25591 2009-01-14 Jakub Jelinek <jakub@redhat.com>
25593 PR rtl-optimization/38245
25594 * calls.c (expand_call): Add stack arguments to
25595 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25596 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
25597 in regs and partially in memory or BLKmode arguments.
25598 (emit_library_call_value_1): Add stack arguments to
25599 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25600 ACCUMULATE_OUTGOING_ARGS).
25601 * dce.c: Include tm_p.h.
25602 (find_call_stack_args): New function.
25603 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
25605 (mark_insn): Call find_call_stack_args for CALL_Ps.
25606 (prescan_insns_for_dce): Walk insns backwards in bb rather than
25607 forwards. Allocate and free arg_stores bitmap if needed, pass it
25608 down to deletable_insn_p, don't mark stores set in arg_stores
25609 bitmap, clear the bitmap at the beginning of each bb.
25610 * Makefile.in (dce.o): Depend on $(TM_P_H).
25612 2009-01-14 Michael Meissner <gnu@the-meissners.org>
25615 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
25616 to make sure the insn is a conditional test (bug 22599). Reformat a
25619 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
25621 PR middle-end/38431
25622 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
25623 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
25624 (gloog): Do not call cleanup_tree_cfg.
25625 (graphite_transform_loops): Call cleanup_tree_cfg after all
25626 scops have been code generated.
25628 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
25629 * doc/gty.texi (Invoking the garbage collector): Added new node
25630 and section documenting ggc_collect.
25632 2009-01-14 Richard Guenther <rguenther@suse.de>
25634 PR tree-optimization/38826
25635 PR middle-end/38477
25636 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
25637 initialization notes only if we actually emitted a warning.
25638 (intra_create_variable_infos): Add constraints for a result decl
25639 that is passed by hidden reference.
25640 (build_pred_graph): Mark all related variables non-direct on
25643 2009-01-14 Nick Clifton <nickc@redhat.com>
25645 * ira-conflicts.c: Include addresses.h for the definition of
25647 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
25648 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
25650 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
25653 * Makefile.in (ira-lives.o): Add except.h.
25655 * ira-lives.c: Include except.h.
25656 (process_bb_node_lives): Process can_throw_internal.
25658 2009-01-13 Jakub Jelinek <jakub@redhat.com>
25660 PR rtl-optimization/38774
25661 * combine.c (simplify_set): When undoing cc_use change, don't do
25662 PUT_CODE on the newly created comparison, but instead put back the
25665 2009-01-13 Joseph Myers <joseph@codesourcery.com>
25667 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
25668 values. Remove duplicate arm8 entry.
25670 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25672 PR tree-optimization/38786
25673 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
25674 the SSA_NAME case of expand_scalar_variables_expr.
25675 Set the type of an expression to the type of its assign statement.
25676 (expand_scalar_variables_expr): Also gather the scalar computation
25677 used to index the memory access. Do not pass loop_p.
25678 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
25679 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
25680 the gimple_stmt_iterator where it inserts new code.
25681 Do not pass loop_p.
25682 (copy_bb_and_scalar_dependences): Do not pass loop_p.
25683 (translate_clast): Update call to copy_bb_and_scalar_dependences.
25685 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25687 * graphite.h (debug_value): Removed.
25688 * graphite.c (debug_value): Removed.
25690 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25692 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
25693 ldrd/strd with two 32-bit instructions.
25695 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25697 * config/arm/arm.c (struct processors): Pass for speed down into
25698 cost helper functions.
25699 (const_ok_for_op): Handle COMPARE and inequality nodes.
25700 (arm_rtx_costs_1): Rewrite.
25701 (arm_size_rtx_costs): Update prototype.
25702 (arm_rtx_costs): Pass speed down to helper functions.
25703 (arm_slowmul_rtx_costs): Rework cost calculations.
25704 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
25705 (arm_9e_rtx_costs): Likewise.
25707 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
25709 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
25710 relocations of local symbols wider than UNITS_PER_WORD are not valid.
25711 (alpha_legitimize_address): Do not split local symbols wider than
25712 UNITS_PER_WORD into HIGH/LO_SUM parts.
25714 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
25717 * gcc.c (process_command): Replace call to execvp with calls
25718 to pex_one and exit.
25720 2009-01-03 Anatoly Sokolov <aesok@post.ru>
25723 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
25724 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
25725 variant for devices with 3-byte PC.
25726 (__tablejump_elpm__): New.
25728 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25731 * c-parser.c (c_parser_postfix_expression): Allow `->' in
25732 offsetof member-designator, handle it as `[0].'.
25734 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25736 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
25737 function when not using named sections on targets with named sections
25738 if branch distance is less than 262132.
25740 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
25742 * combine.c (combine_instructions): Recompute
25743 optimize_this_for_speed_p for each BB in the main combine loop.
25745 2009-01-12 Tomas Bily <tbily@suse.cz>
25748 * tree-loop-distribution.c (prop_phis): New function.
25749 (generate_builtin): Call prop_phis.
25750 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
25752 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25754 PR tree-optimization/38807
25755 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
25756 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
25758 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
25760 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
25761 subreg of op0 to the original op0.
25763 2009-01-11 Laurent GUERBY <laurent@guerby.net>
25765 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
25767 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25770 * mips-tfile.c (parse_def): Fix parsing of def strings
25771 starting with digits.
25773 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25776 * config/arm/arm.c (arm_is_long_call_p): Don't call
25777 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25779 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25781 * regrename.c (regrename_optimize): Fix dumping.
25782 (find_oldest_value_reg): Preserve REG_POINTER.
25783 (copy_hardreg_forward_1): Likewise.
25785 2009-01-09 Diego Novillo <dnovillo@google.com>
25787 * gimple.h (struct gimple_statement_base) <uid>: Document
25788 the restrictions on its use.
25789 (gimple_uid): Tidy.
25790 (gimple_set_uid): Tidy.
25792 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25794 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25795 zero guard even if align_bytes != 0 and count is smaller than
25798 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25800 PR rtl-optimization/38495
25801 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25802 (add_range_and_copies_from_move_list): Print all added ranges.
25803 Add ranges to memory optimized destination.
25805 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25809 * config/i386/i386.c (override_options): Reject
25810 -mstringop-strategy=rep_8byte with -m32.
25811 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25812 to 1. Do count comparison against epilogue_size_needed at compile
25813 time even when count_exp was constant forced into register. For
25814 size_needed don't jump to epilogue, instead just avoid aligning
25815 and invoke the body algorithm. If need_zero_guard, add zero guard
25816 even if count is non-zero, but smaller than size_needed + number of
25817 bytes that could be stored for alignment.
25818 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25819 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25820 but smaller than size_needed + number of bytes that could be stored
25821 for alignment. Compare size_needed with epilogue_size_needed instead
25822 of desired_align - align, don't adjust size_needed, pass
25823 epilogue_size_needed to the epilogue expanders.
25826 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25828 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25830 * pa.c (last_address): Change to unsigned.
25831 (update_total_code_bytes): Change argument to unsigned. Don't
25832 check if insn addresses are set.
25833 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25834 addresses are not set.
25835 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25837 2009-01-09 Nick Clifton <nickc@redhat.com>
25839 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25840 DECL_DECLARED_INLINE_P.
25842 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25844 PR middle-end/38347
25845 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25846 GET_MODE (op0) in operand_subword_force calls.
25848 PR middle-end/38771
25849 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25850 fold_convert arg0 operands to TREE_TYPE (op0) first.
25852 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25854 * params.def (ira-max-conflict-table-size): Decrease default value
25857 2009-01-08 Jakub Jelinek <jakub@redhat.com>
25859 PR tree-optimization/37031
25860 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
25862 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
25863 allocate it using gc instead of heap, use VEC_quick_push instead of
25865 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
25866 instead of heap, use VEC_quick_push instead of VEC_safe_push.
25867 * tree-data-ref.h (struct access_matrix): Change matrix to gc
25868 allocated vector from heap allocated.
25869 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
25870 * tree-loop-linear.c (linear_transform_loops): Allocate nest
25871 vector only after perfect_loop_nest_depth call.
25873 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
25874 Jan Sjodin <jan.sjodin@amd.com>
25876 PR tree-optimization/38559
25877 * graphite.c (debug_value, copy_constraint,
25878 swap_constraint_variables, scale_constraint_variable, ): New.
25879 (get_lower_bound, get_upper_bound): Removed.
25880 (graphite_trans_bb_strip_mine): Clean up this code that works
25881 only for constant number of iterations. Fully copy upper and
25882 lower bound constraints, not only the constant part of them.
25883 * graphite.h (debug_value): Declared.
25885 2009-01-08 Ira Rosen <irar@il.ibm.com>
25887 PR tree-optimization/37194
25888 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
25889 Don't add the cost of cost model guard in prologue to scalar
25890 outside cost in case of known number of iterations.
25892 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
25893 Alan Modra <amodra@bigpond.net.au>
25895 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
25896 non-word-aligned REG+CONST addressing.
25898 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25901 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
25902 free_after_compilation when outputting a thunk.
25903 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
25904 Do not call free_after_compilation here.
25906 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25908 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
25909 (ix86_valid_target_attribute_inner_p): Ditto.
25911 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
25913 PR tree-optimization/38492
25914 PR tree-optimization/38498
25915 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
25916 * tree-chrec.h (scev_is_linear_expression): Declared.
25917 * graphite.c (graphite_cannot_represent_loop_niter): New.
25918 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
25919 (graphite_loop_normal_form): Use gcc_assert.
25920 (scan_tree_for_params): Use CASE_CONVERT.
25921 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
25922 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
25923 Use gcc_assert. Discard scops that contain unhandled cases.
25924 (build_scop_conditions): Return a boolean status for unhandled cases.
25925 (strip_mine_profitable_p): Print the loop number, not its depth.
25926 (is_interchange_valid): Pass the depth of the loop nest, don't
25927 recompute it wrongly.
25928 (graphite_trans_bb_block): Same.
25929 (graphite_trans_bb_block): Print tentative of loop blocking.
25930 (graphite_trans_scop_block): Do not print that the loop has been
25932 (graphite_transform_loops): Do not handle scops that contain condition
25935 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
25937 AVX Programming Reference (December, 2008)
25938 * config/i386/avxintrin.h (_mm256_stream_si256): New.
25939 (_mm256_stream_pd): Likewise.
25940 (_mm256_stream_ps): Likewise.
25942 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
25943 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
25944 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
25945 (bdesc_special_args): Add __builtin_ia32_movntdq256,
25946 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
25947 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
25948 (ix86_expand_special_args_builtin): Likewise.
25950 * config/i386/sse.md (AVXMODEDI): New.
25951 (avx_movnt<mode>): Likewise.
25952 (avx_movnt<mode>): Likewise.
25953 (<sse>_movnt<mode>): Remove AVX support.
25954 (sse2_movntv2di): Likewise.
25956 2009-01-07 Richard Guenther <rguenther@suse.de>
25958 PR middle-end/38751
25959 * fold-const.c (extract_muldiv): Remove obsolete comment.
25960 (fold_plusminus_mult_expr): Undo MINUS_EXPR
25961 to PLUS_EXPR canonicalization for the canonicalization.
25963 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
25965 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
25966 hosted cross-compilers generating less efficient code.
25968 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25970 * function.h (rtl_data): Add a dbr_scheduled_p field.
25971 * reorg.c (dbr_schedule): Set it.
25972 (gate_handle_delay_slots): Check it.
25973 * config/mips/mips.c (mips_base_delayed_branch): Delete.
25974 (mips_reorg): Check flag_delayed_branch instead of
25975 mips_base_delayed_branch.
25976 (mips_override_options): Don't set mips_base_delayed_branch
25977 or flag_delayed_branch.
25979 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25981 PR rtl-optimization/38426.
25982 * ira.c (ira): Set current_function_is_leaf earlier.
25984 2009-01-06 Jakub Jelinek <jakub@redhat.com>
25986 PR rtl-optimization/38722
25987 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
25988 too early, only set a flag and modify after last possible
25991 2009-01-06 Janis Johnson <janis187@us.ibm.com>
25994 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
25995 * real.c (decimal_single_format): Correct values of emin and emax.
25996 (decimal_double_format): Ditto.
25997 (decimal_quad_format): Ditto.
25998 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
25999 computation of DECnn_MIN and DECnn_MAX for corrected values of
26000 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
26001 __DECnn_MIN__, and adjust its computation for the corrected value
26004 2009-01-06 Jan Hubicka <jh@suse.cz>
26007 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
26009 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
26011 * doc/contrib.texi (Contributors): Slightly adjust the end note.
26012 Add Robert Clark to the list of testers.
26014 2009-01-06 Jan Hubicka <jh@suse.cz>
26015 Kai Tietz <kai.tietz@onevision.com>
26017 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
26018 * config/i386/i386.c (ix86_expand_call): Add clobbers.
26020 2009-01-06 Jan Hubicka <jh@suse.cz>
26021 Kai Tietz <kai.tietz@onevision.com>
26023 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
26025 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
26026 (ix86_nsaved_regs): Count only general purpose regs.
26027 (ix86_nsaved_sseregs): New.
26028 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
26029 to 16 for w64; compute padding and size of sse reg save area.
26030 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
26031 general purpose regs.
26032 (ix86_emit_save_sse_regs_using_mov): New.
26033 (ix86_expand_prologue): Save SSE regs if needed.
26034 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
26035 (ix86_emit_restore_sse_regs_using_mov): New.
26036 (ix86_expand_epilogue): Save SSE regs if needed.
26038 2009-01-06 Jan Hubicka <jh@suse.cz>
26039 Kai Tietz <kai.tietz@onevision.com>
26041 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
26042 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
26043 functions when accumulate outgoing args is off.
26045 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26048 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
26049 before using pseudos_have_intersected_live_ranges_p.
26051 * ira-int.h (ira_assert): Always define.
26053 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
26055 AVX Programming Reference (December, 2008)
26056 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
26057 (_mm256_permute2_pd): Likewise.
26058 (_mm_permute2_ps): Likewise.
26059 (_mm256_permute2_ps): Likewise.
26060 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
26061 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
26063 * config/i386/i386.c (ix86_builtins): Remove
26064 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
26065 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
26066 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
26067 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
26068 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
26069 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
26070 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
26071 __builtin_ia32_vpermil2ps256.
26072 (ix86_init_mmx_sse_builtins): Updated.
26073 (ix86_expand_args_builtin): Likewise.
26075 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26077 * pa.c (output_call): Relocate non-jump insns in the delay slot of
26078 long absolute calls when generating PA 2.0 code.
26080 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
26082 PR rtl-optimization/38583
26083 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
26085 * params.def (ira-max-conflict-table-size): New.
26087 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
26089 * ira.h (ira_conflicts_p): New external definition.
26091 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
26092 table. Report this. Return result of building.
26093 (ira_build_conflicts): Use ira_conflicts_p. Check result of
26094 building conflict table.
26096 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
26097 (ira_color): Use ira_conflicts_p.
26099 * global.c: Include ira.h.
26100 (pseudo_for_reload_consideration_p, build_insn_chain): Use
26103 * Makefile.in (global.o): Add ira.h.
26105 * ira-build.c (mark_all_loops_for_removal,
26106 propagate_some_info_from_allocno): New.
26107 (remove_unnecessary_allocnos): Call
26108 propagate_some_info_from_allocno.
26109 (remove_low_level_allocnos): New.
26110 (remove_unnecessary_regions): Add parameter. Call
26111 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
26112 parameter to remove_unnecessary_regions.
26113 (ira_build): Remove all regions but root if the conflict table was
26114 not built. Update conflict hard regs for allocnos crossing calls.
26116 * ira.c (ira_conflicts_p): New global.
26117 (ira): Define and use ira_conflicts_p.
26119 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
26120 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
26121 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
26123 2009-01-06 Ben Elliston <bje@au.ibm.com>
26125 * gengtype-lex.l (YY_NO_INPUT): Define.
26127 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
26130 * c-common.c (handle_vector_size_attribute): Also reject
26131 BOOLEAN_TYPE types.
26133 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
26135 PR tree-optimization/38492
26136 * graphite.c (rename_map_elt, debug_rename_elt,
26137 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
26138 rename_map_elt_info, eq_rename_map_elts,
26139 get_new_name_from_old_name, bb_in_sese_p): Moved around.
26140 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
26141 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
26142 (sese_build_livein_liveouts): New.
26143 (new_sese, free_sese): New.
26144 (new_scop): Call new_sese.
26145 (free_scop): Call free_sese.
26146 (rename_variables_from_edge, rename_phis_end_scop): Removed.
26147 (register_old_new_names): Renamed register_old_and_new_names.
26148 (register_scop_liveout_renames, add_loop_exit_phis,
26149 insert_loop_close_phis, struct igp,
26150 default_liveout_before_guard, add_guard_exit_phis,
26151 insert_guard_phis, copy_renames): New.
26152 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
26153 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
26154 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
26155 (scop_adjust_phis_for_liveouts): New.
26156 (gloog): Call scop_adjust_phis_for_liveouts.
26158 * graphite.h (struct sese): Documented. Added fields liveout,
26159 num_ver and livein.
26160 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
26161 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
26162 (struct scop): Added field liveout_renames.
26163 (SCOP_LIVEOUT_RENAMES): New.
26165 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26167 PR tree-optimization/38510
26168 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
26169 (translate_clast): Call recompute_all_dominators before
26171 (gloog): Call recompute_all_dominators before graphite_verify.
26173 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
26174 Jan Sjodin <jan.sjodin@amd.com>
26176 PR tree-optimization/38500
26177 * graphite.c (create_sese_edges): Call fix_loop_structure after
26180 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
26182 * config.gcc: Add m32r*-*-rtems*.
26183 * config/m32r/rtems.h: New file.
26185 2009-01-05 Ben Elliston <bje@au.ibm.com>
26187 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
26188 (.po.pox): Likewise.
26189 (po/gcc.pot): Likewise.
26191 2009-01-04 David S. Miller <davem@davemloft.net>
26193 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
26194 (STARTING_FRAME_OFFSET): Always set to zero.
26196 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26198 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
26199 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
26200 fixed-point types, and vectors of the same.
26202 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26204 * config/mips/sync.md (*mb_barrier): Rename to...
26205 (*memory_barrier): ...this.
26207 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
26209 * doc/extend.texi (Function Attributes): Move @cindex after @item
26210 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
26211 and put in alphabetical order. Fix 'target' name and put in order.
26212 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
26215 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
26217 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
26218 (memory_barrier): Expand as unspec instead of unspec_volatile.
26219 Remove mem:BLK from insn operands. Use Pmode scratch register.
26220 (*memory_barrier): Define as unspec instead of unspec_volatile.
26221 Use (match_dup 0) as input operand.
26223 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
26224 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
26225 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
26226 scratch register. Remove operand 1.
26227 (*stbar): Define as unspec instead of unspec_volatile.
26228 Use (match_dup 0) as input operand, remove (const_int 8).
26229 (*membar): Define as unspec instead of unspec_volatile.
26230 Use (match_dup 0) as input operand, remove input operand 2.
26232 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
26233 (memory_barrier): Expand as unspec instead of unspec_volatile.
26234 Remove mem:BLK from insn operands. Use Pmode scratch register.
26235 (*memory_barrier): Define as unspec instead of unspec_volatile.
26236 Use (match_dup 0) as input operand.
26238 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
26239 Remove mem:BLK from insn operands. Use Pmode scratch register.
26240 Set volatile flag on operand 0.
26241 (*memory_barrier): New insn pattern.
26243 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
26245 (*memory_barrier): Use (match_dup 0) as input operand.
26247 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
26248 Remove mem:BLK from insn operands. Use Pmode scratch register.
26249 Set volatile flag on operand 0.
26250 (*mb_internal): New insn pattern.
26252 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
26254 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26256 PR middle-end/38586
26257 * function.c (struct temp_slot): Move to the section of the file
26258 that deals with temp slots. Remove field 'address'.
26259 (temp_slot_address_table): New hash table of address -> temp slot.
26260 (struct temp_slot_address_entry): New struct, items for the table.
26261 (temp_slot_address_compute_hash, temp_slot_address_hash,
26262 temp_slot_address_eq, insert_temp_slot_address): Support functions
26264 (find_temp_slot_from_address): Rewrite to use the new hash table.
26265 (remove_unused_temp_slot_addresses): Remove addresses of temp
26266 slots that have been made available.
26267 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
26268 worker function for remove_unused_temp_slot_addresses.
26269 (assign_stack_temp_for_type): Don't clear the temp slot address list.
26270 Add the temp slot address to the address -> temp slot map.
26271 (update_temp_slot_address): Update via insert_temp_slot_address.
26272 (free_temp_slots): Call remove_unused_temp_slot_addresses.
26273 (pop_temp_slots): Likewise.
26274 (init_temp_slots): Allocate the address -> temp slot map, or empty
26275 the map if it is already allocated.
26276 (prepare_function_start): Initialize temp slot processing.
26278 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26280 PR middle-end/38584
26281 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
26282 Calculate the size of all stack vars assuming no packing of stack
26283 vars will happen, replacing a quadratic algorithm with a linear one.
26285 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26288 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
26291 2009-01-03 Diego Novillo <dnovillo@google.com>
26293 * doc/contrib.texi: Update contributions.
26295 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26298 * builtins.c (fold_builtin_memory_op): Give up if either operand
26299 is volatile. Set srctype or desttype to non-qualified version
26303 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
26304 and FUNCTION_DECLs.
26306 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
26308 PR rtl-optimization/35805
26309 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
26310 problem if fast dce is able to remove any instructions.
26311 * dce.c (dce_process_block): Fix dump message.
26313 2009-01-02 Mark Mitchell <mark@codesourcery.com>
26316 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
26318 2009-01-02 Jakub Jelinek <jakub@redhat.com>
26320 PR middle-end/38690
26321 * tree-flow.h (op_code_prio, op_prio): New prototypes.
26322 * tree-pretty-print.c (op_code_prio): New function.
26323 (op_prio): No longer static. Use op_code_prio.
26324 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
26325 Use op_prio and op_code_prio to determine if () should be
26326 printed around operand(s) or not.
26328 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
26329 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
26330 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
26331 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
26332 pp_character instead of pp_string for single letter printing.
26334 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
26336 * doc/extend.texi: Fix '#pragma GCC option' typo.
26338 2009-01-02 Richard Guenther <rguenther@suse.de>
26340 * doc/install.texi (--enable-checking): Mention different
26341 default for stage1.
26342 (--enable-stage1-checking): Document.
26344 2009-01-01 Andrew Pinski <pinskia@gmail.com>
26346 PR middle-end/30142
26347 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
26348 case to be an error.
26350 2009-01-02 Ben Elliston <bje@au.ibm.com>
26352 * config/fp-bit.h (pack_d): Constify argument.
26353 * config/fp-bit.c (makenan): Constify return type. Remove casts.
26354 (isnan): Constify argument.
26356 (iszero): Likewise.
26357 (pack_d): Likewise.
26358 (_fpadd_parts): Constify return type.
26359 (_fpmul_parts): Likewise.
26360 (_fpdiv_parts): Likewise.
26362 2009-01-01 Jakub Jelinek <jakub@redhat.com>
26365 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
26366 warn about overwriting initializer with side-effects or
26367 -Woverride-init if !IMPLICIT.
26368 (output_init_element): Likewise. Pass IMPLICIT down to
26370 (process_init_element): Add IMPLICIT argument. Pass it down
26371 to output_init_element.
26372 (push_init_element, pop_init_level, set_designator): Adjust
26373 process_init_element callers.
26374 (set_nonincremental_init, set_nonincremental_init_from_string):
26375 Adjust add_pending_init callers.
26376 (output_pending_init_elements): Adjust output_init_element callers.
26377 * c-tree.h (process_init_element): Adjust prototype.
26378 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
26379 process_init_element callers.
26382 Copyright (C) 2009 Free Software Foundation, Inc.
26384 Copying and distribution of this file, with or without modification,
26385 are permitted in any medium without royalty provided the copyright
26386 notice and this notice are preserved.