1 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
3 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
7 * config/sh/predicates.md: Remove blank lines.
8 * config/sh/sh.c: Fix typos in comments.
9 * config/sh/constraints.md: Likewise.
10 * config/sh/sh.md: Remove blank lines.
11 Fix typos in comments. Use ;; as comment characters.
13 2012-02-26 Walter Lee <walt@tilera.com>
15 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction
17 (replace_mov_pcrel_step2): Ditto.
19 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
22 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
23 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
24 and locs that reference values newer than the non-canonical value
25 at hand. Return the canonical value as a worst case.
26 (memrefs_conflict_p): Walk canonical value's locs.
29 * cselib.c (preserve_only_constants): Rename to...
30 (preserve_constants_and_equivs): ... this. Split out...
31 (invariant_or_equiv_p): ... this. Preserve plus expressions
32 of other preserved expressions too.
33 (cselib_reset_table): Adjust.
34 * var-tracking.c (reverse_op): Use canonical value to build
37 2012-02-23 Kai Tietz <ktietz@redhat.com>
39 * config/i386/i386.c (ix86_delegitimize_address): Handle
40 UNSPEC_PCREL plus displacement.
42 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
45 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
46 to test for unusedness in st X addressing.
48 2012-02-24 Richard Guenther <rguenther@suse.de>
51 * gimple.c (walk_gimple_op): Use predicates with less redundant
53 (is_gimple_reg_type): Move inline ...
54 * gimple.h (is_gimple_reg_type): ... here.
56 2012-02-24 Richard Guenther <rguenther@suse.de>
59 * passes.c (execute_function_todo): When verifying SSA form
60 verify gimple form first.
61 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
63 2012-02-24 Richard Guenther <rguenther@suse.de>
66 * fold-const.c (fold_addr_of_array_ref_difference): New function.
67 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j]
70 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
72 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
74 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
76 * tree-phinodes.c (make_phi_node): Mark static.
77 * tree-flow.h (make_phi_node): Remove extern decl.
78 * doc/gimple.texi (make_phi_node): Remove documentation.
80 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
82 * tree-into-ssa (update_ssa): Avoid trailing whitespace in
84 * tree-ssa-sccvn.c (print_scc): Ditto.
86 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
88 * doc/passes.texi (Full redundancy elimination): Fix typo.
90 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
92 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
94 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
97 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
99 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
102 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
104 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
106 * config/avr/avr.md (code_stdname): Add ior, xor.
107 (xior): New code iterator.
108 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
109 (*<code_stdname><mode>qi.byte1-3): Ditto.
111 2012-02-23 Jakub Jelinek <jakub@redhat.com>
113 PR tree-optimization/52019
114 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
117 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
119 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
120 HAVE_INITFINI_ARRAY to work around namespace pollution in
121 certain versions of newlib system headers.
122 * config.in: Regenerate.
123 * configure: Regenerate.
124 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
125 instead of HAVE_INITFINI_ARRAY.
127 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
130 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
131 is not offsettable memory reference.
133 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
136 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
137 setting avr_need_clear_bss_p for __gnu_lto* symbols.
139 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
141 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
142 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
144 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
146 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
147 library on Solaris 8 even without TLS support.
148 * configure: Regenerate.
150 2012-02-22 Richard Guenther <rguenther@suse.de>
153 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
154 for GIMPLE_DEBUG stmts.
156 2012-02-22 Martin Jambor <mjambor@suse.cz>
159 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
160 according to the base object.
162 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
164 PR rtl-optimization/50063
165 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
166 and 2 (8-bit SP) in operand 2.
167 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
168 setup to use movhi_sp_r instead of vanilla move to write SP.
169 Adjust REG_CFA notes to superseed unspec.
170 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
172 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
173 known to be off) only with TARGET_NO_INTERRUPTS. Never use
174 irq_state 1 (IRQ known to be on) here.
176 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
178 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
180 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
181 assign_hard_reg): Likewise.
183 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
185 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
187 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
190 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
191 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
193 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
195 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
196 prototype from here to...
197 * config/avr/avr.h: ...here.
199 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
202 * thumb2.md (thumb2_shiftsi3_short): Split register and
203 immediate shifts. For register shifts tie operands 0 and 1.
204 (peephole2 for above): Check that register-controlled shifts
205 have suitably tied operands.
207 2012-02-21 Quentin Neill <quentin.neill@amd.com>
210 * config/i386/bdver1.md (bdver1_call, bdver1_push,
211 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
212 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
213 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
214 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
215 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
216 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
217 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
218 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
219 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
220 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
221 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
222 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
223 bdver1_ssevector_avx256_unaligned_load,
224 bdver1_ssevector_sse128_unaligned_load,
225 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
226 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
227 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
228 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
229 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
230 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
231 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
232 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
233 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
234 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
235 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
236 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
237 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
238 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
239 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
240 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
241 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
242 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
243 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
244 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
245 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
246 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
247 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
248 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
249 bdver1_ssediv_double_load, bdver1_ssediv_double,
250 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
251 Add "bdver2" attribute.
253 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
255 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
256 default if possible and not specified otherwise.
258 2012-02-21 Richard Guenther <rguenther@suse.de>
261 * gimplify.c (create_tmp_from_val): Use the main variant type
262 for the type of the temporary we create.
264 2012-02-21 Richard Guenther <rguenther@suse.de>
266 PR tree-optimization/52324
267 * gimplify.c (gimplify_expr): When re-gimplifying expressions
268 do not gimplify a MEM_REF address operand if it is already
271 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
273 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
274 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
276 2012-02-21 Richard Guenther <rguenther@suse.de>
278 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
281 2012-02-21 Jakub Jelinek <jakub@redhat.com>
283 PR tree-optimization/52318
284 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
285 vdef also to non-pure/const call stmts in the sequence.
287 2012-02-20 David S. Miller <davem@davemloft.net>
289 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
290 don't use the "rd %pc" instruction on v9 for PIC register loads.
292 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
295 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
296 in a transaction safe function.
298 2012-02-20 Kai Tietz <ktietz@redhat.com>
301 * stor-layout.c (place_field): Handle desired_align for
304 2012-02-20 Richard Guenther <rguenther@suse.de>
306 PR tree-optimization/52298
307 * tree-vect-stmts.c (vectorizable_store): Properly use
308 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
310 (vectorizable_load): Likewise.
311 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
312 Access DR_STEP after ensuring it is not NULL.
314 2012-02-20 Jakub Jelinek <jakub@redhat.com>
316 PR tree-optimization/52286
317 * fold-const.c (fold_binary_loc): For (X & C1) | C2
318 optimization use double_int_to_tree instead of build_int_cst_wide,
319 rewrite to use double_int vars.
321 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
324 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
326 Remove -e 0 from $gcc_cv_ld invocation.
327 Only use __GLIBC_PREREQ if defined.
328 Enable on Solaris since Solaris 8 patch.
329 (gcc_SUN_LD_VERSION): New macro.
330 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
331 gcc_SUN_LD_VERSION for version number format.
332 * configure: Regenerate.
333 * varasm.c (get_elf_initfini_array_priority_section): Set
334 SECTION_NOTYPE for non-default priority.
335 Use get_section instead of get_unnamed_section to emit
336 .init_array/.fini_array with default priority.
338 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
340 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
341 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
342 (mips_start_unique_function, mips_output_mips16_rdhwr)
343 (mips_code_end): New functions.
344 (TARGET_ASM_CODE_END): Define.
346 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
348 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
349 to stubs with non-sibling calls.
351 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
353 * doc/invoke.texi (-fira-* options): Copy-edit.
354 (ira-* parameters): Copy-edit.
356 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
358 * doc/invoke.texi: Minor copy-edits to bring into conformance with
359 GCC coding conventions.
361 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
363 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
364 when used as adjectives.
366 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
368 * doc/invoke.texi: Clean up "that"/"which" confusion.
370 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
372 * system.h: Poison SMALL_REGISTER_CLASSES
373 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
374 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
376 2012-02-16 Jakub Jelinek <jakub@redhat.com>
378 PR tree-optimization/52285
379 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
380 when deciding if a call is a tail call or tail recursion.
382 2012-02-16 Kai Tietz <ktietz@redhat.com>
384 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
385 interger-constant displacement for UNSPEC_PCREL.
387 2012-02-16 Jakub Jelinek <jakub@redhat.com>
389 PR rtl-optimization/52208
390 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
391 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
393 PR tree-optimization/52255
394 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
395 loop->header has virtual PHI, but exit_e->dest doesn't, add
396 virtual PHI to exit_e->dest and adjust all uses after the loop.
399 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
400 children with clone_tree_hash, not after it.
402 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
404 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
405 extended identifiers.
407 2012-02-16 Jakub Jelinek <jakub@redhat.com>
410 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
411 a same_body_alias, also test whether e->callee isn't a former
412 or current clone of the decl this is a same body alias of.
415 * cgraphunit.c (verify_cgraph_node): Fix a typo.
417 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
419 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
421 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
424 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
425 force_reg instead of copy_to_reg for better optimization. Force
426 non-register or memory operands into a register.
428 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
430 * extend.texi: Reserve upper bits of memory model for future use.
432 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
433 Anatoly Sokolov <aesok@post.ru>
434 Eric Weddington <eric.weddington@atmel.com>
437 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
438 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
439 Rewrite initializers for .macro.
440 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
441 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
442 atxmega32d4, atxmega32x1.
443 avrxmega4: atxmega64a3, atxmega64d3.
444 avrxmega5: atxmega64a1, atxmega64a1u.
445 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
446 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
447 avrxmega7: atxmega128a1, atxmega128a1u.
448 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
449 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
450 (struct base_arch_s): Rename reserved to xmega_p.
451 Rename reserved2 to have_rampd.
452 (AVR_XMEGA): New define.
453 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
454 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
455 * config/avr/predicates.md (io_address_operand): Take into
457 (low_io_address_operand): Ditto.
458 (high_io_address_operand): Ditto.
459 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
460 (enabled, movhi_sp_r): Use them.
461 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
462 cpp_define_formatted to built-in define __AVR_ARCH__.
463 (__AVR_XMEGA__): New built-in define.
464 (__AVR_HAVE_RAMPD__): New built-in define.
465 (__AVR_HAVE_RAMPX__): New built-in define.
466 (__AVR_HAVE_RAMPY__): New built-in define.
467 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
469 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
470 (avr_option_override): Initialize them.
471 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
472 (avr_init_expanders): Initialize them. No more block several calls.
473 (emit_push_sfr): New static function.
474 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
476 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
477 (avr_print_operand): Print addreeses as symbols for
478 RAMPX, RAMPY, RAMPD, CCP.
479 (output_movhi): Handle AVR_XMEGA when writing to SP.
480 (avr_out_movhi_mr_r_xmega): New static function.
481 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
482 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
483 __RAMPD__, __CCP__ as needed.
485 * config/avr/multilib.h: Regenerate.
486 * config/avr/t-multilib: Regenerate.
487 * config/avr/avr-tables.opt: Regenerate.
489 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
491 PR tree-optimization/50561
492 * graphite-flattening.c (lst_project_loop): Do not
493 remove old scattering dimensions after flattening.
494 (lst_do_flatten): Likewise.
496 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
498 * doc/extend.texi (AVR Built-in Functions): Remove doc for
499 __builtin_avr_map8, __builtin_avr_map16.
500 Document __builtin_avr_insert_bits.
502 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
503 (insert_bits): New insn.
504 (adjust_len.map_bits): Rename to insert_bits.
505 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
506 * avr-protos.h (avr_out_map_bits): Remove.
507 (avr_out_insert_bits, avr_has_nibble_0xf): New.
508 * config/avr/constraints.md (Cxf,C0f): New.
509 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
510 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
511 New built-in define __BUILTIN_AVR_INSERT_BITS.
512 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
513 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
514 (avr_move_bits): Rewrite.
515 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
517 (avr_map_op_t): New typedef.
518 (avr_map_op): New static variable.
519 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
520 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
521 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
522 (bdesc_3arg, avr_expand_triop_builtin): New.
523 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
524 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
525 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
526 (avr_map_equal_p, avr_map_sig_p): Remove.
527 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
528 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
529 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
530 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
531 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
532 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
534 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
536 * config/c6x/c6x.md (reserve_cycles): New attribute.
537 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
538 don't reserve functional units after the branch occurs.
540 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
543 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
544 functions into non-tm_pure functions.
546 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
549 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
550 (iterative_hash_canonical_type): Likewise.
551 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
554 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
556 * haifa-sched.c (prune_ready_list): Ensure that if there is a
557 sched-group insn, it either remains alone or the entire list is pruned.
559 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
561 * doc/install.texi (Prerequisites): Fix grammar.
562 (Configuration): Likewise.
564 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
566 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
567 MPC as part of GCC before describing configuring with --with-gmp etc.
568 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
571 2012-02-14 Jakub Jelinek <jakub@redhat.com>
574 * dwarf2out.c (clone_tree_hash): New function.
575 (copy_decls_walk): Use it instead of clone_tree.
577 2012-02-14 Richard Guenther <rguenther@suse.de>
579 PR tree-optimization/52244
580 PR tree-optimization/51528
581 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
582 replacements for integral types.
584 2012-02-14 Walter Lee <walt@tilera.com>
586 * config.gcc: Handle tilegx and tilepro.
587 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
589 Add HAVE_AS_TLS check for tilegx and tilepro.
590 * configure: Regenerate.
591 * doc/contrib.texi: Add Mat Hostetter and self.
592 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
593 Document instruction intrinsics and network accessing intrinsics.
594 (TILEPro Built-in Functions): New node. Document instruction
595 intrinsics and network accessing intrinsics.
596 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
597 (Specific, tilepro-*-linux*): Likewise.
598 * doc/invoke.texi (TILE-Gx Options): New section.
599 (TILEPro Options): New section.
600 * doc/md.texi (TILE-Gx): New section.
601 (TILEPro): New section.
602 * common/config/tilegx/tilegx-common.c: New file.
603 * common/config/tilepro/tilepro-common.c: New file.
604 * config/tilegx/constraints.md: New file.
605 * config/tilegx/linux.h: New file.
606 * config/tilegx/mul-tables.c: New file.
607 * config/tilegx/predicates.md: New file.
608 * config/tilegx/sync.md: New file.
609 * config/tilegx/t-tilegx: New file.
610 * config/tilegx/tilegx-builtins.h: New file.
611 * config/tilegx/tilegx-c.c: New file.
612 * config/tilegx/tilegx-generic.md: New file.
613 * config/tilegx/tilegx-modes.def: New file.
614 * config/tilegx/tilegx-multiply.h: New file.
615 * config/tilegx/tilegx-protos.h: New file.
616 * config/tilegx/tilegx.c: New file.
617 * config/tilegx/tilegx.h: New file.
618 * config/tilegx/tilegx.md: New file.
619 * config/tilegx/tilegx.opt: New file.
620 * config/tilepro/constraints.md: New file.
621 * config/tilepro/gen-mul-tables.cc: New file.
622 * config/tilepro/linux.h: New file.
623 * config/tilepro/mul-tables.c: New file.
624 * config/tilepro/predicates.md: New file.
625 * config/tilepro/t-tilepro: New file.
626 * config/tilepro/tilepro-builtins.h: New file.
627 * config/tilepro/tilepro-c.c: New file.
628 * config/tilepro/tilepro-generic.md: New file.
629 * config/tilepro/tilepro-modes.def: New file.
630 * config/tilepro/tilepro-multiply.h: New file.
631 * config/tilepro/tilepro-protos.h: New file.
632 * config/tilepro/tilepro.c: New file.
633 * config/tilepro/tilepro.h: New file.
634 * config/tilepro/tilepro.md: New file.
635 * config/tilepro/tilepro.opt: New file.
637 2012-02-14 Jakub Jelinek <jakub@redhat.com>
639 PR tree-optimization/52210
640 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
641 vect_model_simple_cost with two entry vect_def_type array instead
644 2012-02-14 Richard Guenther <rguenther@suse.de>
647 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
648 Do not stream DECL_QUALIFIER.
649 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
650 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
651 (find_decls_types_r): Do not walk DECL_QUALIFIER.
653 2012-02-14 Jakub Jelinek <jakub@redhat.com>
656 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
659 2012-02-13 Jakub Jelinek <jakub@redhat.com>
662 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
663 * cselib.c (cselib_subst_to_values_from_insn): New function.
664 * sched-deps.c (add_insn_mem_dependence,
665 sched_analyze_1, sched_analyze_2): Use it.
667 2012-02-13 Jan Hubicka <jh@suse.cz>
670 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
672 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
674 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
675 (GTM_SELF_SPECS): Define if not already defined.
676 (driver_self_specs): Add GTM_SELF_SPECS.
677 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
678 (GTM_SELF_SPECS): Define.
679 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
680 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
682 2012-02-13 Jakub Jelinek <jakub@redhat.com>
684 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
687 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
690 * omp-low.c (expand_omp_for): If a static schedule without chunk size
691 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
693 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
696 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
698 2012-02-13 Richard Guenther <rguenther@suse.de>
701 * passes.c (enable_disable_pass): Fix typo.
703 2012-02-13 Jakub Jelinek <jakub@redhat.com>
706 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
707 XOR for reduce_bit_field if type is unsigned.
709 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
711 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
712 disallow changes from SFmode to mode with different size in FP regs.
714 2012-02-12 Robert Millan <rmh@gnu.org>
715 Gerald Pfeifer <gerald@pfeifer.com>
717 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
720 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
722 PR rtl-optimization/52175
723 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
724 to frame-related instructions.
726 2012-02-10 Jason Merrill <jason@redhat.com>
729 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
730 (demangle_new_symbols): Fill it.
731 (scan_linker_output): Walk it.
732 (start_tweaking): Split out from scan_linker_output.
733 (maybe_tweak): Update sym->chosen.
734 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
736 2012-02-11 Jakub Jelinek <jakub@redhat.com>
739 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
741 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
743 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
744 having the same mode as previous compare.
746 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
748 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
749 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
750 (nonlocal_goto_internal): Likewise.
751 (nonlocal_goto): Emit a use and an indirect jump directly.
753 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
756 * doc/extend.texi : Update comments for __atomic_compare_exchange and
757 __atomic_{is,always}_lock_free.
759 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
762 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
763 negative constant address for x32.
765 2012-02-10 Richard Henderson <rth@redhat.com>
767 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
768 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
769 for GIMPLE_TRANSACTION. Tidy if's into a switch.
771 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
772 Ira Rosen <irar@il.ibm.com>
774 PR tree-optimization/50031
775 * targhooks.c (default_builtin_vectorization_cost): Handle
777 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
778 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
779 all types of reduction and pattern statements.
780 (vect_estimate_min_profitable_iters): Likewise.
781 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
782 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
783 for explicit realigns.
784 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
785 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
787 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
788 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
789 vec_perm for VSX and handle vec_promote_demote.
791 2012-02-10 Jakub Jelinek <jakub@redhat.com>
794 * builtins.c (fold_builtin_atomic_always_lock_free,
795 expand_builtin_atomic_always_lock_free,
796 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
797 Return and/or test boolean_true_node/boolean_false_node instead of
798 integer_one_node/integer_zero_node.
800 2012-02-10 Jan Hubicka <jh@suse.cz>
803 * predict.c (predict_paths_for_bb): Prevent looping.
804 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
806 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
808 * config/arm/arm.c (output_move_double): In one case properly
809 count number of instructions that will be emitted.
811 2012-02-10 Richard Guenther <rguenther@suse.de>
814 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
816 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
819 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
821 2012-02-09 Jakub Jelinek <jakub@redhat.com>
824 * var-tracking.c (emit_note_insn_var_location): If
825 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
826 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
827 non-NOTE_DURING_CALL_P insn.
829 2012-02-09 Bin Cheng <bin.cheng@arm.com>
832 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
834 2012-02-08 Magnus Granberg <zorry@gentoo.org>
837 * gcc.c (switch_matches) Support switches with separated form,
840 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
842 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
845 * config/avr/avr.c (avr_addr_t): New typedef.
846 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
847 (avr_init_expanders): Initialize it.
848 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
850 (expand_epilogue): Ditto.
851 (avr_print_operand): Ditto.
852 (avr_file_start): Ditto.
853 (avr_emit_movmemhi): Ditto.
855 2012-02-08 Richard Guenther <rguenther@suse.de>
857 PR tree-optimization/46886
858 * tree-flow.h (do_while_loop_p): Declare.
859 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
860 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
862 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
864 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
865 always succeed for integers larger than a native word.
867 2012-02-08 Richard Guenther <rguenther@suse.de>
869 PR rtl-optimization/52170
870 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
871 properly handle integer vector modes.
873 2012-02-08 Jakub Jelinek <jakub@redhat.com>
875 PR gcov-profile/52150
876 * coverage.c: Include target.h.
877 (build_var): Call targetm.strip_name_encoding on the assembler name.
878 Change one _ into . or $ if the target allows it.
879 * Makefile.in (coverage.o): Depend on $(TARGET_H).
881 PR rtl-optimization/52139
882 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
883 is a BARRIER after emit_insn_after_noloc, move BB_END
884 to the last non-BARRIER insn before it.
886 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
889 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
890 (mips_gimplify_va_arg_expr): Call it instead of
891 std_gimplify_va_arg_expr.
893 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
895 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
896 message for -mno-pointers-to-nested-function.
898 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
901 * expr.c (get_inner_reference): If there is an offset, add a negative
902 bit position to it (if any).
904 2012-02-07 Jakub Jelinek <jakub@redhat.com>
906 PR rtl-optimization/52060
907 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
908 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
909 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
910 and/or i0src_copy2 when needed.
912 2012-02-07 Jakub Jelinek <jakub@redhat.com>
914 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
915 or LTOPLUGINSONAME if have_c.
917 * config/freebsd-spec.h: Add comment about what macros can be defined
919 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
920 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
923 2012-02-07 Richard Guenther <rguenther@suse.de>
925 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
926 newline in -alias dumps.
928 2012-02-07 Kai Tietz <ktietz@redhat.com>
929 Dave Korn <dave.korn.cygwin@gmail.com>
932 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
933 Take care that typinfo gets dllexport-attribute.
935 2012-02-07 Jakub Jelinek <jakub@redhat.com>
938 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
939 if modifier < EXPAND_SUM call force_operand on the result.
941 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
943 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
944 adding __forwarder_dst__ prefix if a forwarder_section attribute is
946 (epiphany_function_type): Replace types for specific interrupts with
947 EPIPHANY_FUNCTION_INTERRUPT.
948 (EPIPHANY_INTERRUPT_P): Update.
949 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
951 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
952 <disinterrupt>: Affects type identity.
953 (epiphany_handle_interrupt_attribute): Handle variable number of
955 (epiphany_compute_function_type): Update for new
956 epiphany_function_type definition.
957 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
958 handlers with a longcall forwarder.
959 (epiphany_start_function): Handle multiple interrupt arguments and/or
960 forwarder_section attribute.
962 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
965 2012-02-07 Alan Modra <amodra@gmail.com>
968 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
971 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
973 PR tree-optimization/50969
974 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
975 use vec_perm rather than vector_stmt.
976 (vect_model_load_cost): Likewise.
977 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
978 vec_perm to be the same as other vector statements.
979 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
980 cost of vec_perm for TARGET_VSX.
982 2012-02-06 Richard Guenther <rguenther@suse.de>
984 PR tree-optimization/52115
985 * tree-sra.c (access_has_replacements_p): New function.
986 (sra_modify_assign): Use it to decide whether a use is uninitialized.
988 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
991 * trans-mem.c (expand_call_tm): Add an assertion.
992 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
995 2012-02-06 Richard Guenther <rguenther@suse.de>
997 PR tree-optimization/50955
998 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
999 raise cost of expressions that replace an address with an
1000 expression based on a different pointer.
1002 2012-02-06 Jakub Jelinek <jakub@redhat.com>
1005 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
1006 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
1008 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
1011 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
1012 -Weffc++ and specify guidelines come from second edition.
1014 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1016 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
1017 (sibcall_value_multiple_internal, call_split, call_internal_direct)
1018 (call_direct_split, call_value_split, call_value_internal_direct)
1019 (call_value_direct_split, call_value_multiple_split): Use jal and
1020 jal_macro attributes.
1022 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1024 * reload1.c (reload_regs_reach_end_p): Replace with...
1025 (reload_reg_rtx_reaches_end_p): ...this function.
1026 (new_spill_reg_store): Update commentary.
1027 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
1028 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
1029 before setting new_spill_reg_store.
1030 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
1031 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
1032 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
1033 for non-spill reload registers.
1035 2012-02-05 Ira Rosen <irar@il.ibm.com>
1037 PR tree-optimization/52091
1038 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
1039 (vect_is_simple_use_1): Likewise.
1040 * tree-vect-loop.c (vectorizable_reduction): Update calls
1041 to vect_is_simple_use_1 and vect_is_simple_use.
1042 (vectorizable_live_operation): Likewise.
1043 * tree-vect-patterns.c (widened_name_p,
1044 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
1045 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
1046 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
1047 vectorizable_shift,vectorizable_operation, vectorizable_store,
1048 vectorizable_load): Likewise.
1049 (vect_is_simple_cond): Add an argument, pass it to
1050 vect_is_simple_use_1.
1051 (vectorizable_condition): Update calls to vect_is_simple_cond,
1053 (vect_is_simple_use): Add an argument, the statement in which
1054 OPERAND is used. Check that if OPERAND's def stmt is a double
1055 reduction phi node, the use is a phi node too.
1056 (vect_is_simple_use_1): Add an argument, pass it to
1058 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
1059 to vect_is_simple_use.
1061 2012-02-04 Jakub Jelinek <jakub@redhat.com>
1063 PR rtl-optimization/52095
1064 * modulo-sched.c (dump_insn_locator): New function.
1065 (loop_canon_p, sms_schedule): Use it.
1067 PR rtl-optimization/52113
1068 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
1069 even for decomposable shift/zext insns.
1071 2012-02-03 Jakub Jelinek <jakub@redhat.com>
1072 Zdenek Dvorak <ook@ucw.cz>
1074 PR rtl-optimization/52092
1075 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
1076 on get_iv_value result.
1078 2012-02-02 Andrew Pinski <apinski@cavium.com>
1082 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
1084 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1087 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
1089 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
1091 PR rtl-optimization/49800
1092 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
1093 (sched_finish): Call regstat_free_n_sets_and_refs.
1095 2012-02-02 Jia Liu <proljc@gmail.com>
1097 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
1100 2012-02-02 Jan Hubicka <jh@suse.cz>
1101 Tom de Vries <tom@codesourcery.com>
1104 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
1105 * varpool.c (varpool_analyze_pending_decls): Likewise.
1107 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
1108 Jayant R Sonar <jayant.sonar@kpitcummins.com>
1110 * config.gcc: Add cr16-* support.
1112 * doc/extend.texi: Document cr16 extensions.
1113 * doc/install.texi: Document cr16 install.
1114 * doc/invoke.texi: Document cr16 options.
1115 * doc/md.texi: Document cr16 constraints.
1117 * common/config/cr16/cr16-common.c: New file.
1118 * config/cr16/cr16.c: New file.
1119 * config/cr16/cr16.h: New file.
1120 * config/cr16/cr16.md: New file.
1121 * config/cr16/cr16.opt: New file.
1122 * config/cr16/cr16-protos.h: New file.
1123 * config/cr16/predicates.md: New file.
1124 * config/cr16/constraints.md: New file.
1125 * config/cr16/t-cr16: New file.
1127 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1130 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
1131 that operands[2] is either immediate, or q_regs_operand.
1133 PR tree-optimization/52073
1134 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
1135 a pattern stmt for pattern uses, ignore uses outside of the loop.
1137 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1139 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
1140 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
1141 (OUT_AS1, OUT_AS2): Remove.
1143 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1145 PR rtl-optimization/51374
1146 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
1147 to cross other volatile_refs_p insns.
1149 2012-02-01 Richard Guenther <rguenther@suse.de>
1151 * doc/invoke.texi (fno-inline): Clarify documentation.
1152 (finline-small-functions): Likewise.
1153 (finline-functions): Likewise.
1154 * common.opt (finline): Adjust comment and documentation.
1155 (finline-small-functions): Clarify documentation.
1156 (finline-functions): Likewise.
1157 (finline-functions-called-once): Likewise.
1159 2012-02-01 Tristan Gingold <gingold@adacore.com>
1161 * c-typeck.c (composite_type): Keep mode for pointers.
1163 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
1165 * function.h (regno_reg_rtx): Adjust comment.
1166 * reginfo.c (init_reg_modes_target): Only use the previous mode
1167 if it fits within one register. Remove MIPS comment.
1169 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1172 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
1174 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1176 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
1177 to srak instruction.
1179 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1181 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
1183 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1188 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
1190 2012-01-31 Richard Guenther <rguenther@suse.de>
1192 PR tree-optimization/51528
1193 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
1196 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1201 * ree.c (add_removable_extension): Change def_map argument
1202 to unsigned *, store in def_map 1 + offset into *insn_list vector
1203 instead of pointers into the vector.
1204 (find_removable_extensions): Adjust caller.
1206 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1208 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
1209 Transform all "* quoted-c-code" to { c-code }.
1210 Remove redundant test for "optimize" in combine patterns.
1211 Move (include "avr-dimode.md") to end of file.
1213 2012-01-30 Bin Cheng <bin.cheng@arm.com>
1216 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
1217 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
1219 2012-01-30 Richard Guenther <rguenther@suse.de>
1221 PR tree-optimization/52028
1222 * tree-loop-distribution.c (ldist_gen): Properly update
1225 2012-01-30 Jakub Jelinek <jakub@redhat.com>
1228 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
1229 set_cur_line_info_table if not emitting debug info.
1231 PR tree-optimization/52046
1232 * tree-vect-patterns.c (check_bool_pattern): Give up if
1233 a comparison could throw.
1236 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
1238 2012-01-30 Richard Guenther <rguenther@suse.de>
1240 PR tree-optimization/52045
1241 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
1242 SSA form if cfgcleanup did anything.
1244 2012-01-30 Richard Guenther <rguenther@suse.de>
1246 PR tree-optimization/52045
1247 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
1248 before computing final todo.
1250 2012-01-30 Richard Guenther <rguenther@suse.de>
1252 PR tree-optimization/51528
1253 * tree-sra.c (sra_modify_assign): Re-factor in preparation
1256 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
1258 * df-problems.c (df_kill_notes): Check that the use refers
1259 to the note under examination.
1261 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
1264 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
1265 parameter and use short-lived pseudos.
1266 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
1267 (sparc_expand_vector_init): Const-ify local variables and adjust
1268 calls to above functions.
1270 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1272 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
1274 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
1276 * doc/invoke.texi: Make usage of "compile time" and
1277 "run time"/"runtime" consistent throughout the file.
1279 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
1281 * config/alpha/alpha.c (alpha_option_override): Default to
1282 full IEEE compliance mode for Go language.
1284 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
1286 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
1287 (LINK_SSP_SPEC): Define.
1289 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1292 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
1295 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
1297 * doc/invoke.texi: Correct hyphenation of "floating point",
1298 "double precision", and related terminology throughout the file.
1300 2012-01-28 Jakub Jelinek <jakub@redhat.com>
1303 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
1304 arm_general_register_operand predicate for operand 2 instead of
1307 2012-01-27 Ian Lance Taylor <iant@google.com>
1310 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
1311 * builtins.c (expand_builtin_init_trampoline): Add onstack
1312 parameter. Change caller.
1313 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
1314 * tree.c (build_common_builtin_nodes): Declare
1315 __builtin_init_heap_trampoline.
1317 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
1319 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
1320 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
1321 * config/avr/avr.c: Ditto.
1322 (avr_regnames): Remove because unused.
1323 * config/avr/avr.md (*cpse.ne): New peephole.
1324 (*cpse.eq): New peephole from former cpse peepholes.
1326 2012-01-27 Michael Eager <eager@eagercon.com>
1328 * config/microblaze.c (microblaze_emit_compare): Correct
1329 test after pcmp instruction.
1331 2012-01-27 Richard Guenther <rguenther@suse.de>
1333 PR tree-optimization/52020
1334 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
1336 2012-01-27 Richard Guenther <rguenther@suse.de>
1338 * ipa-pure-const.c (check_stmt): Clobbers do not make a
1339 function non-const/pure.
1341 2012-01-27 Richard Guenther <rguenther@suse.de>
1343 PR tree-optimization/50444
1344 * tree-sra.c (build_ref_for_offset): Properly adjust the
1345 MEM_REF type for unaligned accesses.
1347 2012-01-27 Richard Guenther <rguenther@suse.de>
1349 PR tree-optimization/50444
1350 * expr.c (mem_ref_refers_to_non_mem_p): New function.
1351 (expand_assignment): Use it. Properly handle misaligned
1352 bases when expanding stores to component references.
1353 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
1356 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
1359 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
1360 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
1361 * tree-data-ref.c (find_data_references_in_loop): Make static.
1362 (compute_all_dependences): Change return type to bool. Bail out
1363 for too many datarefs in a loop. Move the hunk resetting the data
1364 dependences vector from ...
1365 (compute_data_dependences_for_loop): ... here. Account for
1366 compute_all_dependences returning false.
1367 (compute_data_dependences_for_bb): Likewise.
1368 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
1369 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
1371 2012-01-27 Richard Guenther <rguenther@suse.de>
1374 * expr.c (store_field): Use the alias-set of the scratch memory
1377 2012-01-27 Tom de Vries <tom@codesourcery.com>
1379 PR tree-optimization/51990
1380 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1382 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
1384 2012-01-27 Jakub Jelinek <jakub@redhat.com>
1387 * var-tracking.c (reverse_op): Don't add any reverse operation
1388 if V already has any constant locations.
1390 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1392 * doc/invoke.texi: Correct usage of "command line" (noun)
1393 vs "command-line" (adjective) throughout.
1395 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1397 * doc/invoke.texi (Language Independent Options): Move
1398 -Wcoverage-mismatch blurb from here....
1399 (Warning Options): ...to here.
1401 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
1403 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1404 Set rs6000_always_hint to false for 476.
1406 2012-01-27 Matthias Klose <doko@ubuntu.com>
1408 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
1410 * incpath.c (add_standard_paths): Likewise.
1412 2012-01-27 Richard Henderson <rth@redhat.com>
1414 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1415 * config/m68k/sync.md (atomic_test_and_set): Rename from
1416 sync_test_and_setqi and adjust the operands.
1417 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
1418 and unconditionally enable.
1420 2012-01-27 Richard Henderson <rth@redhat.com>
1422 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1423 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
1424 (ldstub): Rename from ldstubqi.
1425 (ldstub<I24MODE>): Remove.
1427 2012-01-27 Richard Henderson <rth@redhat.com>
1429 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1430 * c-cppbuiltin.c (cpp_atomic_builtins): Define
1431 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
1432 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
1433 * doc/tm.texi: Rebuild.
1435 2012-01-27 Richard Henderson <rth@redhat.com>
1437 * optabs.c (gen_atomic_test_and_set): Remove default.
1438 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
1440 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1442 PR rtl-optimization/51978
1443 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
1444 (combine_reaching_defs): Likewise.
1445 (struct re_info): Remove.
1446 (add_removable_extension): Remove x and data arguments,
1447 add insn, insn_list and def_map. Use the arguments directly
1448 instead of using struct re_info.
1449 (find_removable_extensions): Don't call add_removable_extension
1450 through note_stores, instead just call it with single_set
1452 (find_and_remove_re): Pass curr_cand->expr instead of
1453 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
1455 2012-01-26 Michael Matz <matz@suse.de>
1457 PR tree-optimization/46590
1458 * cfgexpand.c: Revert last change (r183305).
1459 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
1461 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
1462 checking for emptiness.
1464 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1467 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
1468 non-addressable non-BLKmode base correctly.
1470 2012-01-26 Michael Matz <matz@suse.de>
1472 PR tree-optimization/48794
1473 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
1474 regions referenced from RESX/EH_DISPATCH.
1476 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1478 * config/s390/s390.h: Make BRANCH_COST an option.
1479 * config/s390/s390.opt: New option -mbranch-cost.
1481 2012-01-26 Richard Henderson <rth@redhat.com>
1483 Revert 2012-01-24 change:
1484 * trans-mem.c (requires_barrier): Do not instrument thread local
1485 variables and emit save/restore for them.
1487 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1490 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
1493 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
1495 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
1498 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
1501 Rename __pgm to __flash.
1502 Rename __pgm1 to __flash1.
1503 Rename __pgm2 to __flash2.
1504 Rename __pgm3 to __flash3.
1505 Rename __pgm4 to __flash4.
1506 Rename __pgm5 to __flash5.
1507 Rename __pgmx to __memx.
1508 * doc/extend.texi (AVR Named Address Spaces)
1509 Rename address space names as indicated above.
1510 * config/avr/avr.c (avr_addrspace): Ditto.
1512 * config/avr/avr-protos.h
1513 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
1514 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
1515 * config/avr/predicates.md: Ditto.
1516 * config/avr/avr.c Ditto, and
1517 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
1518 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
1520 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
1521 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
1522 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
1523 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
1524 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
1525 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
1526 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
1527 * config/avr/avr.c: Ditto.
1528 * config/avr/avr.md: Ditto.
1530 2012-01-25 Jason Merrill <jason@redhat.com>
1533 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
1535 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1537 PR tree-optimization/51987
1538 * tree-data-ref.c (get_references_in_stmt): Handle references in
1539 non-volatile GIMPLE_ASM.
1541 2012-01-25 Richard Guenther <rguenther@suse.de>
1543 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
1544 bases are dereferenced.
1546 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1548 PR rtl-optimization/48374
1549 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
1551 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1553 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
1554 compute_data_dependences_for_loop returns false.
1555 * tree-parloops.c (loop_parallel_p): Likewise.
1557 2012-01-25 Richard Guenther <rguenther@suse.de>
1559 * tree.h (get_pointer_alignment_1): Declare.
1560 * builtins.c (get_pointer_alignment_1): New function.
1561 (get_pointer_alignment): Use it.
1563 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1565 PR rtl-optimization/48308
1566 * combine.c (enum undo_kind): Add UNDO_LINKS.
1567 (struct undo): Add member l to other_contents and where.
1568 (do_SUBST_LINK): New.
1570 (try_combine): Handle LOG_LINKS for the dummy i1 case.
1571 (undo_all): Handle UNDO_LINKS.
1573 2012-01-25 Richard Henderson <rth@redhat.com>
1575 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
1578 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1580 * optabs.c (gen_atomic_test_and_set): Use each argument.
1582 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1584 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
1585 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
1586 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
1587 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
1588 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
1589 TARGET_PAIRED_SINGLE_FLOAT.
1591 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1593 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1594 (in_struct, return_val): Remove MEM documentation.
1595 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
1596 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1597 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
1599 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1600 * cfgexpand.c (add_alias_set_conflicts): Likewise.
1601 * expr.c (store_field): Likewise.
1602 * function.c (assign_stack_temp_for_type): Likewise.
1603 * ifcvt.c (noce_try_cmove_arith): Likewise.
1604 * reload1.c (reload): Likewise.
1605 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
1606 (alpha_set_memflags): Likewise.
1607 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
1609 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1611 * rtl.h (true_dependence, canon_true_dependence): Remove varies
1613 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
1614 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
1615 (true_dependence_1, true_dependence, canon_true_dependence): Remove
1617 * cselib.c (cselib_rtx_varies_p): Delete.
1618 (cselib_invalidate_mem): Update call to canon_true_dependence.
1619 * dse.c (record_store, check_mem_read_rtx): Likewise.
1620 (scan_reads_nospill): Likewise.
1621 * cse.c (check_dependence): Likewise.
1622 (cse_rtx_varies_p): Delete.
1623 * expr.c (safe_from_p): Update call to true_dependence.
1624 * ira.c (validate_equiv_mem_from_store): Likewise.
1625 (memref_referenced_p): Likewise.
1626 * postreload-gcse.c (find_mem_conflicts): Likewise.
1627 * sched-deps.c (sched_analyze_2): Likewise.
1628 * store-motion.c (load_kills_store): Likewise.
1629 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
1630 * gcse.c (mems_conflict_for_gcse_p): Likewise.
1631 (compute_transp): Update call to canon_true_dependence.
1633 2012-01-25 Richard Henderson <rth@redhat.com>
1635 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
1636 (maybe_emit_atomic_test_and_set): New.
1637 (expand_sync_lock_test_and_set): Use it.
1638 (expand_atomic_test_and_set): Likewise.
1639 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
1640 the implementation; clarify implementation defined details.
1641 * doc/md.texi (atomic_test_and_set): Document.
1643 2012-01-25 Richard Henderson <rth@redhat.com>
1645 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
1647 2012-01-25 Richard Henderson <rth@redhat.com>
1650 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
1651 to effect no-op split.
1653 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1656 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
1657 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
1658 (BT_FN_VOID_PTR_INT_SIZE): New.
1659 (BT_FN_UINT_UINT_VAR): Remove.
1660 (BT_FN_UINT32_UINT32_VAR): New.
1661 (BT_FN_DOUBLE_VPTR): Remove.
1662 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
1664 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
1665 (_ITM_changeTransactionMode): Same.
1666 (_ITM_memmoveRtWt): Change return type to void.
1667 (_ITM_memcpyRtWt): Same.
1668 (_ITM_memsetW): Same.
1669 (_ITM_RaRD): Change types to double.
1674 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
1676 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1677 Patrick Marlier <patrick.marlier@gmail.com>
1679 * trans-mem.c (requires_barrier): Do not instrument thread local
1680 variables and emit save/restore for them.
1682 2012-01-24 Jason Merrill <jason@redhat.com>
1685 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
1686 output static aliases.
1688 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1691 * common.opt (-pie, -shared, pie, shared): Change from Common to
1693 * gcc.c (display_help): Display help for -pie and -shared.
1695 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
1698 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
1699 Remove note on size/offset limitation.
1700 (AVR Variable Attributes): Add example how to read data located
1701 with progmem. Refer to named address spaces.
1702 * doc/invoke.texi (AVR Options): Fix typo.
1704 2012-01-24 Richard Guenther <rguenther@suse.de>
1706 Forward-port to trunk
1707 2010-09-21 Jakub Jelinek <jakub@redhat.com>
1710 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
1711 op0 isn't sufficiently aligned and there is movmisalignM
1712 insn for mode, use it to load op0 into a temporary register.
1714 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1717 * target.def (const_not_ok_for_debug_p): New hook.
1718 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
1720 * doc/tm.texi: Regenerated.
1721 * dwarf2out.c (const_ok_for_output_1): If
1722 targetm.const_not_ok_for_debug_p returns true, fail.
1723 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
1725 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
1727 2012-01-23 Kai Tietz <ktietz@redhat.com>
1730 * config/i386/predicates.md (symbolic_operand): Allow
1731 UNSPEC_PCREL as PIC expression for lea.
1732 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
1733 * config/i386/i386.c (ix86_delegitimize_address): Handle
1734 UNSPEC_PCREL for none-MEM, too.
1736 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1738 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
1739 (ipa_tm_create_version_alias): Same.
1741 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
1744 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
1745 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
1747 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1748 Patrick Marlier <patrick.marlier@gmail.com>
1749 Iain Sandoe <developer@sandoe-acoustics.co.uk>
1752 * lto-wrapper.c (run_gcc): Pass the LTO section name to
1753 simple_object_start_read.
1755 2012-01-23 Richard Guenther <rguenther@suse.de>
1758 PR tree-optimization/51895
1759 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
1760 parameter decomposition into BLKmode components.
1762 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
1764 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
1765 fake variables for restrict-qualified pointers whose pointed-to type
1766 contains a placeholder.
1768 2012-01-23 Richard Guenther <rguenther@suse.de>
1770 PR tree-optimization/51949
1771 * ipa-split.c (execute_split_functions): Do not split malloc functions.
1773 2012-01-23 Jakub Jelinek <jakub@redhat.com>
1775 PR rtl-optimization/51933
1776 * ree.c (transform_ifelse): Return true right away if dstreg is
1777 already wider or equal to cand->mode.
1778 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
1779 (make_defs_and_copies_lists): Remove defs_list and copies_list
1780 arguments, add state argument, just truncate state->work_list
1781 instead of always allocating and freeing the vector. Assert that
1782 get_defs succeeds instead of returning 2. Changed return type to bool.
1783 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
1784 have ext_src_mode, see if it has been modified already with the
1785 right kind of extension and has been extended before from the
1786 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
1787 just return true. Remember the original mode in state->modified array.
1788 (combine_reaching_defs): Add state argument. Don't allocate and
1789 free here def_list, copied_list and vec vectors, instead just
1790 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
1791 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
1792 Add state variable, clear vectors in it, initialize state.modified
1793 if needed. Free all the vectors at the end and state.modified too.
1794 Don't skip a candidate if the extension expression has been modified.
1796 2012-01-22 Douglas B Rupp <rupp@gnat.com>
1799 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
1800 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
1801 (extra_options) interix.opt -> i386/interix.opt"
1802 (extra_objs):Add winnt-stubs.o
1803 * configure.ac: Add interix to target_os .comm on PE check.
1804 * configure: Regenerate.
1805 * config/interix3.h: Delete and move bits to..
1806 * config/interix.h: Delete and move bits to..
1807 * config/i386/i386-interix3.h: Delete and move bits to..
1808 * config/i386/i386-interix.h: ..here.
1809 (TARGET_CPU_DEFAULT): Remove redefinition.
1810 (TARGET_ASM_CONSTRUCTOR): Undefine.
1811 (SUBTARGET_SWITCHES): Define for ms-bitfields.
1812 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
1813 (PTRDIFF_TYPE): Define.
1814 (LONG_DOUBLE_TYPE_SIZE): Define.
1815 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
1816 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
1817 (TARGET_SECTION_TYPE_FLAGS): Define.
1818 (ASM_DECLARE_FUNCTION_NAME): Define.
1819 (ASM_OUTPUT_EXTERNAL): Define.
1820 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
1821 (ASM_OUTPUT_ALIGNED_BSS): Define.
1822 (PCC_BITFIELD_TYPE_MATTERS): Define.
1823 (USE_CONST_SECTION): Define.
1824 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
1825 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
1826 (SUPPORTS_ONE_ONLY): Remove.
1827 (I386_PE_STRIP_ENCODING): Define.
1828 * config/interix.opt: Delete and move bits to..
1829 * config/i386/interix.opt: ..here. New.
1830 (mpe-aligned-commons): Add.
1831 * config/i386/t-interix: Add copyright header.
1832 (winnt-stubs.o): Add rule.
1834 2012-01-22 Jason Merrill <jason@redhat.com>
1837 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
1838 for extra name aliases.
1840 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
1842 PR rtl-optimization/51924
1843 * ree.c (combine_set_extension): Improve debugging message.
1844 (combine_reaching_defs): Likewise.
1845 (get_defs): Rename confusingly named variable.
1846 (find_and_remove_re): Skip a candidate if the extension expression has
1849 2012-01-21 Robert Millan <rmh@gnu.org>
1850 Gerald Pfeifer <gerald@pfeifer.com>
1852 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
1853 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
1855 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1857 PR tree-optimization/51914
1858 * tree-vect-stmts.c (vectorizable_conversion): For
1859 cvt_type && modifier == WIDEN, put temporary with cvt_type
1860 at the beginning of vec_dsts and set vec_dest to temporary
1863 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
1865 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
1867 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
1869 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
1870 * config/rs6000/rs6000.c: Likewise.
1872 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1875 * config/arm/arm.c (arm_count_output_move_double_insns): Call
1876 output_move_double on a copy of operands array.
1878 2012-01-20 Cary Coutant <ccoutant@google.com>
1879 Dodji Seketeli <dodji@redhat.com>
1882 * dwarf2out.c (copy_declaration_context): Return ref to parent
1883 of declaration DIE, if necessary.
1884 (remove_child_or_replace_with_skeleton): Add new parameter; update
1885 caller. Place skeleton DIE under parent DIE of original declaration.
1886 Move call to copy_declaration_context to here ...
1887 (break_out_comdat_types): ... from here.
1889 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1891 PR rtl-optimization/51856
1892 * reload.c (find_reloads_subreg_address): Set the address_reloaded
1895 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1898 * config/arm/arm.c (arm_print_operand): Correct output of alignment
1899 hints for neon loads and stores.
1901 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
1905 * doc/extend.texi (Named Address Spaces): Split into subsections.
1906 (AVR Named Address Spaces): New subsection.
1907 (M32C Named Address Spaces): New subsection.
1908 (RL78 Named Address Spaces): New subsection.
1909 (SPU Named Address Spaces): New subsection.
1910 (Variable Attributes): New anchor "AVR Variable Attributes".
1911 (AVR Variable Attributes): Rewrite and avoid wording
1912 "address space" in this context.
1913 * doc/invoke.texi (AVR Options): Rewrite and add documentation
1914 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
1915 (AVR Built-in Macros): New subsubsection therein.
1916 * doc/md.texi (AVR constraints): Remove "C04", "R".
1918 2012-01-20 Richard Guenther <rguenther@suse.de>
1920 PR tree-optimization/51903
1921 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
1922 when removing stmts.
1924 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1927 * config/arm/arm.c (arm_load_pic_register): Use
1928 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
1929 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
1930 (arm_pic_static_addr): Likewise.
1931 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
1932 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
1933 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
1934 (pic_load_addr_unified): New.
1936 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
1939 * function.c (instantiate_virtual_regs_in_insn): Use
1940 delete_insn_and_edges when removing a wrong asm insn.
1942 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
1944 PR rtl-optimization/40761
1945 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
1946 Add new member loop_num.
1947 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
1948 (ira_build): Remove the parameter.
1950 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
1951 (ira.c): Do not build CFG loops for one region allocation. Remove
1952 argument from ira_build call.
1954 * ira-build.c (init_loop_tree_node): New function.
1955 (create_loop_tree_nodes): Use it. Separate the case when CFG
1956 loops are not built.
1957 (more_one_region_p): Check current_loops.
1958 (finish_loop_tree_nodes): Separate the case when CFG loops are not
1960 (add_loop_to_tree): Process loop equal to NULL too.
1961 (form_loop_tree): Separate the case when CFG loops are not built.
1962 Use explicitly number for the root.
1963 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
1965 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
1966 instead of loop->num.
1967 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
1968 (mark_all_loops_for_removal): Ditto.
1969 (remove_unnecessary_regions): Separate the case when CFG loops
1971 (ira_build): Remove the parameter. Use explicit number of regions
1972 when CFG loops are not built.
1974 * ira-color.c (print_loop_title): Separate the case for the root node.
1975 Use loop_num instead of loop->num.
1976 (move_spill_restore): Use loop_num instead of loop->num.
1978 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
1979 (change_loop): Ditto.
1980 (change_loop): Use loop_num instead of loop->num.
1982 * ira-lives.c (process_bb_node_lives): Ditto.
1984 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
1986 * ira-conflicts.c (print_allocno_conflicts): Ditto.
1988 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1991 * tree-mudflap.c (mf_artificial): New function.
1992 (execute_mudflap_function_ops, execute_mudflap_function_decls,
1993 mx_register_decls, mudflap_enqueue_decl): Use it.
1996 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
1997 numbers in the insn pattern.
1999 2012-01-19 Michael Matz <matz@suse.de>
2001 PR tree-optimization/46590
2002 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
2003 use it in remembering which conflicts we already created.
2004 (add_scope_conflicts): Adjust call to above, (de)allocate helper
2007 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
2010 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
2011 (merge_and_complain): Same.
2013 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2016 * config/initfini-array.h: Guard content of the header
2017 with #ifdef HAVE_INITFINI_ARRAY.
2018 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
2019 Add initfini-array.h to tm_file here.
2020 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
2021 * config.gcc: Don't add initfini-array.h to tm_file here.
2022 * configure: Regenerated.
2024 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
2026 PR rtl-optimization/51505
2027 * df-problems.c (df_kill_notes): New parameter live. Update comment.
2028 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
2029 (df_note_bb_compute): Update the call to df_kill_notes.
2031 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
2033 * trans-mem.c (requires_barrier): Remove call to is_global_var.
2035 2012-01-18 Richard Guenther <rguenther@suse.de>
2037 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
2038 of conversions to void *.
2040 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2041 Richard Sandiford <rdsandiford@googlemail.com>
2045 * optabs.h (simplify_expand_binop): Declare.
2046 * optabs.c (simplify_expand_binop): Make global.
2047 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
2048 endian targets if the source cannot be exactly covered by word
2051 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2054 * hard-reg-set.h (struct hard_reg_set_container): New type.
2055 * target.h (struct hard_reg_set_container): Forward declare.
2056 * target.def (set_up_by_prologue): New target hook.
2057 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
2058 * doc/tm.texi: Regenerated.
2059 * function.c (thread_prologue_and_epilogue_insns): Change
2060 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
2061 Call targetm.set_up_by_prologue on it.
2062 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
2063 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
2065 2012-01-17 Nick Clifton <nickc@redhat.com>
2067 * config/rx/rx.c (rx_can_use_simple_return): New function.
2068 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
2069 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
2071 2012-01-17 Richard Guenther <rguenther@suse.de>
2074 * expr.c (expand_assignment): Take address-space information
2075 from the address operand of MEM_REF and TARGET_MEM_REF.
2076 (expand_expr_real_1): Likewise.
2078 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2080 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
2081 reload dump is requested.
2083 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
2086 * trans-mem.c (requires_barrier): Call may_be_aliased.
2088 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2090 PR tree-optimization/51877
2091 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
2092 call arguments and fndecls compare equal, instead return false if they
2093 don't. Return true only if lhs1 and lhs2 are either both NULL, or
2094 both SSA_NAMEs that are valueized the same, or they satisfy
2097 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2099 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
2101 * configure: Regenerate.
2103 2012-01-16 Jan Hubicka <jh@suse.cz>
2107 * convert.c (convert_to_integer): Use fold_convert for
2108 converting an INTEGER_CST to integer type.
2110 2012-01-16 Jason Merrill <jason@redhat.com>
2113 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
2115 2012-01-16 Jakub Jelinek <jakub@redhat.com>
2118 * config/s390/s390.c (s390_chunkify_start): Don't skip
2119 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
2120 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
2121 If insn is followed by NOTE_INSN_VAR_LOCATION or
2122 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
2123 Don't use location of note insns.
2125 PR tree-optimization/51865
2126 * tree-inline.c (tree_function_versioning): Call remap_decl
2127 on DECL_RESULT whenever it has VOID_TYPE_P type.
2129 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
2131 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
2132 for calls to locally-binding MIPS16 functions if only the return
2133 type uses float regs.
2135 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
2136 Richard Sandiford <rdsandiford@googlemail.com>
2138 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
2139 (SYMBOL_32_HIGH): Likewise.
2140 (mips_output_tls_reloc_directive): Declare.
2141 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
2142 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
2143 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
2144 (mips_lo_relocs, mips_hi_relocs): Make extern.
2145 (mips16_stub_function): Move up file.
2146 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
2147 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
2148 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
2149 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
2150 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
2151 (mips_get_tp): Add MIPS16 support.
2152 (mips_legitimize_tls_address): Remove MIPS16 sorry().
2153 Generalize DTPREL and TPREL handling.
2154 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
2155 Add MIPS16 TLS support.
2156 (mips_output_tls_reloc_directive): New function.
2157 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
2158 * config/mips/predicates.md (symbolic_operand_with_high)
2159 (tls_reloc_operand): New predicates.
2160 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
2161 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
2162 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
2163 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
2164 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
2165 (*tls_get_tp_mips16_call_<mode>): Likewise.
2167 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
2169 PR rtl-optimization/51821
2170 * recog.c (peep2_find_free_register): Determine clobbered registers
2173 2012-01-14 Denis Chertykov <chertykov@gmail.com>
2176 * config/avr/avr-protos.h: Revert change of 2012-01-09.
2177 * config/avr/avr.c: Likewise.
2178 * config/avr/avr.h: Likewise.
2180 2012-01-13 Ian Lance Taylor <iant@google.com>
2183 * tree.h (TYPE_QUALS): Add cast to int.
2184 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
2186 2012-01-13 Ian Lance Taylor <iant@google.com>
2188 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
2189 comparing param_index to VEC_length result.
2191 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
2193 * c-decl.c: Do not include tree-mudflap.h
2194 * tree-optimize.c: Likewise.
2195 * Makefile.in: Update dependencies.
2197 2012-01-13 Richard Guenther <rguenther@suse.de>
2200 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
2201 variable-sized result always use RSO.
2203 2012-01-12 DJ Delorie <dj@redhat.com>
2205 * cfgexpand.c (convert_debug_memory_address): Allow any valid
2206 pointer type, not just the default pointer type.
2208 2012-01-09 Richard Henderson <rth@redhat.com>
2209 Denis Chertykov <chertykov@gmail.com>
2212 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
2213 * config/avr/avr.c (avr_can_eliminate): Simplify.
2214 (avr_initial_elimination_offset): Likewise.
2215 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
2216 (expand_epilogue): Likewise.
2217 (avr_legitimize_address): Gut.
2218 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
2219 (avr_hard_regno_nregs): New.
2220 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
2221 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
2222 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
2223 add soft frame pointer.
2224 (CALL_USED_REGISTERS): Likewise.
2225 (REG_CLASS_CONTENTS): Likewise.
2226 (REGISTER_NAMES): Likewise.
2227 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
2228 (HARD_FRAME_POINTER_REGNUM): New.
2229 (FRAME_POINTER_REGNUM): Use soft frame pointer.
2230 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
2231 remove the HARD_FRAME_POINTER self-elimination.
2233 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
2236 * config/avr/avr.c (avr_encode_section_info): Test for absence of
2237 DECL_EXTERNAL when checking for initializers of progmem variables.
2239 2012-01-12 Ira Rosen <irar@il.ibm.com>
2241 PR tree-optimization/51799
2242 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
2243 that the last operation is a type demotion.
2245 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
2247 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
2248 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
2250 2012-01-11 Jakub Jelinek <jakub@redhat.com>
2253 * combine.c (distribute_notes): If i3 is a noreturn call,
2254 allow old_size to be equal to args_size and make sure the
2255 noreturn call gets REG_ARGS_SIZE note.
2256 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
2257 on noreturn calls even when the delta is 0.
2259 2012-01-11 Nathan Sidwell <nathan@acm.org>
2261 * gcov.c (STRING_SIZE): Remove.
2262 (generate_results): Erase annotations for source files with no
2263 coverage information.
2265 (output_lines): Use it.
2267 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2269 * gimple.h (gimplify_body): Remove first argument.
2270 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
2271 pointer set here, instead just pass DATA to walk_tree.
2272 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
2273 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
2274 (unvisit_body): Likewise, but with unmark_visited.
2275 (gimplify_body): Remove BODY_P argument and adjust.
2276 (gimplify_function_tree): Adjust call to gimplify_body.
2277 * omp-low.c (finalize_task_copyfn): Likewise.
2279 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2281 * tree.h (build_function_decl_skip_args): Add boolean parameter.
2282 (build_function_type_skip_args): Delete.
2283 * tree.c (build_function_type_skip_args): Make static and add
2284 SKIP_RETURN parameter. Fix thinko in the handling of variants.
2285 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
2286 pass it to build_function_type_skip_args.
2287 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
2288 (tree_function_versioning): Likewise.
2289 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
2290 build_function_decl_skip_args.
2291 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
2292 and pass it to build_function_decl_skip_args/tree_function_versioning.
2293 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
2294 * ipa-inline-transform.c (save_inline_function_body): Likewise.
2295 * trans-mem.c (ipa_tm_create_version): Likewise.
2296 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
2297 * tree-inline.c (declare_return_variable): Remove always-true test.
2298 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
2299 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
2300 * ipa-split.c (split_function): Skip the return value for the split
2301 part if it doesn't return.
2303 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2305 PR tree-optimization/49642
2306 * ipa-split.c (forbidden_dominators): New variable.
2307 (check_forbidden_calls): New function.
2308 (dominated_by_forbidden): Likewise.
2309 (consider_split): Check for forbidden dominators.
2310 (execute_split_functions): Initialize and free forbidden
2311 dominators info; call check_forbidden_calls.
2313 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2315 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
2317 2012-01-11 Nick Clifton <nickc@redhat.com>
2319 * config/rx/rx.md (return): Define pattern.
2321 2012-01-11 Richard Guenther <rguenther@suse.de>
2323 * doc/extend.texi (malloc attribute): Adjust according to
2326 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
2327 Patrick Marlier <patrick.marlier@gmail.com>
2330 * trans-mem.c (get_cg_data): Traverse aliases if requested.
2331 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
2332 (ipa_tm_note_irrevocable): Same.
2333 (ipa_tm_scan_irr_block): Same.
2334 (ipa_tm_decrement_clone_counts): Same.
2335 (ipa_tm_scan_irr_function): Same.
2336 (ipa_tm_create_version_alias): Same.
2337 (ipa_tm_create_version): Same.
2338 (ipa_tm_transform_calls_redirect): Same.
2339 (ipa_tm_transform_calls): Same.
2340 (ipa_tm_transform_transaction): Same.
2341 (ipa_tm_execute): Same.
2343 2012-01-10 Richard Guenther <rguenther@suse.de>
2346 * opts.c (common_handle_option): Handle -Werror.
2348 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
2350 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
2353 2012-01-10 Jason Merrill <jason@redhat.com>
2355 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
2358 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2360 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
2361 supports R_386_TLS_GD_PLT reloc.
2362 (gcc_cv_as_ix86_tlsldmplt): Check if linker
2363 supports R_386_TLS_LDM_PLT reloc.
2364 * configure: Regenerate.
2365 * config.in: Regenerate.
2367 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
2370 Extend __pgmx semantics to linearize memory.
2371 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
2372 determine if code comes inline or from libgcc.
2373 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
2374 (movmem_qi, movmem_qi): Set constraint #2 to "n".
2375 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
2376 (movmemx_qi, movmemx_hi): New insns.
2377 (xload_<mode>_libgcc): Rewrite to new insn condition.
2378 (xload_<mode>): Remove insns.
2379 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
2380 cases that don't satisfy avr_xload_libgcc_p().
2381 (avr_addr_space_convert): Allow converting in any direction.
2382 (avr_addr_space_subset_p): Return always true.
2383 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
2384 (avr_emit_movmemhi): Ditto.
2385 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
2386 (avr_out_movmem): Ditto.
2387 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
2388 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
2389 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
2390 (avr_encode_section_info): Encode 'progmem' in symbol flags.
2391 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
2393 2012-01-10 Richard Guenther <rguenther@suse.de>
2395 PR tree-optimization/50913
2396 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
2397 Require data-refs to be representable by Graphite with respect
2400 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
2402 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
2403 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
2405 2012-01-10 Tom de Vries <tom@codesourcery.com>
2407 PR rtl-optimization/51271
2408 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
2409 handling annulled branch.
2411 2012-01-10 Richard Henderson <rth@redhat.com>
2413 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
2414 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
2415 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
2416 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
2417 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
2418 arm_expand_vec_perm_const): New.
2419 * config/arm/arm-protos.h: Update.
2420 * config/arm/neon.md (UNSPEC_VCONCAT): New.
2421 (*neon_vswp<VDQX>): New.
2422 (neon_vcombine<VDX>): Use neon_split_vcombine.
2423 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
2424 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
2425 (vec_perm<VE>): New.
2427 2012-01-10 Richard Henderson <rth@redhat.com>
2429 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
2430 use it if reload_completed.
2431 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
2432 arm_output_asm_insn, arm_process_output_memory_barrier,
2433 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
2434 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
2435 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
2436 arm_process_output_sync_insn, arm_output_sync_insn,
2437 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
2438 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
2439 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
2440 (emit_unlikely_jump): New.
2441 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
2442 (arm_split_atomic_op): New.
2443 * config/arm/arm-protos.h: Update.
2444 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
2445 (struct arm_sync_generator): Remove.
2446 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
2447 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
2448 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
2449 (VUNSPEC_LL, VUNSPEC_SC): New.
2450 (sync_result, sync_memory, sync_required_value, sync_new_value,
2451 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
2452 (attr length): Don't use arm_sync_loop_insns.
2453 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
2454 (movsfcc, movdfcc): Likewise.
2455 * config/arm/constraints.md (Ua): New.
2456 * config/arm/prediates.md (mem_noofs_operand): New.
2457 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
2458 (sync_clobber, sync_t2_reqd): Remove.
2459 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
2460 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
2461 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
2462 (arm_sync_compare_and_swap<SIDI>): Remove.
2463 (arm_sync_compare_and_swap<NARROW>): Remove.
2464 (arm_sync_lock_test_and_set<SIDI>): Remove.
2465 (arm_sync_lock_test_and_set<NARROW>): Remove.
2466 (arm_sync_new_<syncop><SIDI>): Remove.
2467 (arm_sync_new_<syncop><NARROW>): Remove.
2468 (arm_sync_new_nand<SIDI>): Remove.
2469 (arm_sync_new_nand<NARROW>): Remove.
2470 (arm_sync_old_<syncop><SIDI>): Remove.
2471 (arm_sync_old_<syncop><NARROW>): Remove.
2472 (arm_sync_old_nand<SIDI>): Remove.
2473 (arm_sync_old_nand<NARROW>): Remove.
2474 (*memory_barrier): Merge arm_output_memory_barrier.
2475 (atomic_compare_and_swap<QHSD>): New.
2476 (atomic_compare_and_swap<NARROW>_1): New.
2477 (atomic_compare_and_swap<SIDI>_1): New.
2478 (atomic_exchange<QHSD>): New.
2479 (cas_cmp_operand, cas_cmp_str): New.
2480 (atomic_op_operand, atomic_op_str): New.
2481 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
2482 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
2483 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
2484 (arm_load_exclusive<NARROW>): New.
2485 (arm_load_exclusivesi, arm_load_exclusivedi): New.
2486 (arm_store_exclusive<QHSD>): New.
2488 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2490 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
2491 reload patterns if -mvsx-scalar-memory.
2493 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
2494 generated, even -mno-vsx-scalar-double was used.
2495 (vsx_xscvdpsp_scalar): Likewise.
2496 (vsx_xscvspdp_scalar2): Likewise.
2498 2012-01-09 Tom de Vries <tom@codesourcery.com>
2499 Andrew Pinski <apinski@cavium.com>
2502 * reorg.c (fill_slots_from_thread): Don't speculate
2503 frame-related insns.
2505 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
2507 * sched-int.h (bb_note): Move to...
2508 * basic-block.h: ...here.
2509 * haifa-sched.c (bb_note): Move to...
2510 * cfgrtl.c: ...here.
2511 * function.c (next_block_for_reg): New function.
2512 (move_insn_for_shrink_wrap): Likewise.
2513 (prepare_shrink_wrap): Rewrite to use the above.
2515 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
2517 * gimple.c (is_gimple_non_addressable): Remove.
2518 * gimple.h: Remove is_gimple_non_addressable.
2519 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
2520 is_gimple_non_addressable.
2521 * trans-mem.c (expand_assign_tm): Same.
2523 2012-01-09 Richard Guenther <rguenther@suse.de>
2525 PR tree-optimization/51775
2526 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
2527 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
2529 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2531 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2533 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2535 2012-01-09 Richard Guenther <rguenther@suse.de>
2537 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
2539 2012-01-08 Jan Hubicka <jh@suse.cz>
2541 PR tree-optimize/51680
2542 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
2543 on when known_vals needs to be computed; cleanup.
2545 2012-01-08 Jan Hubicka <jh@suse.cz>
2547 PR tree-optimize/51694
2548 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
2550 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
2552 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
2553 for -std=c++98 and -std=c++11 too.
2555 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
2557 * cfgloop.c (cancel_loop): Add free() of bbs array.
2559 2012-01-07 Jan Hubicka <jh@suse.cz>
2561 PR tree-optimization/51600
2562 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
2563 that benefits small functions.
2565 2012-01-07 Jan Hubicka <jh@suse.cz>
2567 * ipa-inline.c (want_inline_small_function_p): Fix formating.
2569 2012-01-07 Jan Hubicka <jh@suse.cz>
2571 PR tree-optimization/51680
2572 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
2573 whose inlining reduce unit size.
2575 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
2578 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
2579 Add canonical node to containing_mem chain after the non-canonical
2580 one, even if there weren't any locs to propagate.
2581 (remove_useless_values): Keep only canonical values.
2582 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
2583 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
2584 canonicalize mem_chain elements that are not discarded.
2586 2012-01-06 Jakub Jelinek <jakub@redhat.com>
2589 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
2590 before emitting functions.
2592 PR gcov-profile/50127
2593 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
2594 clear_aux_for_blocks.
2596 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
2599 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
2601 2012-01-06 Arnaud Charlet <charlet@adacore.com>
2603 * c-decl.c (ext_block): Moved up.
2604 (collect_all_refs, for_each_global_decl): Take ext_block into account.
2606 2012-01-06 Han Shen <shenhan@google.com>
2608 Translate built-in include paths for sysroot.
2609 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
2610 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
2612 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
2613 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
2615 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
2616 control whether sysroot should be prepended to gxx include dir.
2618 * configure: Regenerate.
2620 2012-01-06 Torvald Riegel <triegel@redhat.com>
2622 PR rtl-optimization/51771
2623 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
2624 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
2626 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2628 PR tree-optimization/51315
2629 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
2630 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
2632 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
2635 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
2636 for shrp pattern. Correctly handle and fixup shift variable.
2637 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
2639 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2642 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
2643 note when !ACCUMULATE_OUTGOING_ARGS.
2645 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2647 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
2649 (extract_range_from_unary_expr_1): Avoid useless computations.
2651 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2653 PR rtl-optimization/51767
2654 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
2655 of jump_block and add an extra edge for degenerated asm gotos.
2658 * stmt.c (check_unique_operand_names): Don't ICE during error
2659 reporting if i is from labels chain.
2662 * profile.c (branch_prob): Split bbs that have exit edge
2663 and need a fake entry edge too.
2665 2012-01-05 Jan Hubicka <jh@suse.cz>
2668 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
2671 2012-01-05 Richard Guenther <rguenther@suse.de>
2674 * tree-streamer-out.c (write_ts_optimization): New function.
2675 (streamer_write_tree_body): Call it.
2676 * tree-streamer-in.c (lto_input_ts_optimization): New function.
2677 (streamer_read_tree_body): Call it.
2678 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
2680 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2683 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
2684 * gimplify.c (gimplify_cleanup_point_expr): Save and set
2685 in_cleanup_point_expr before gimplify_stmt call and restore it
2687 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
2688 in_cleanup_point_expr is false.
2690 2012-01-05 Richard Guenther <rguenther@suse.de>
2693 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
2695 * toplev.c (process_options): Reject combining mudflap and LTO.
2696 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
2698 2012-01-05 Richard Guenther <rguenther@suse.de>
2700 PR tree-optimization/51760
2701 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
2703 (bit_value_unop): Handle UNDEFINED operands.
2704 (bit_value_binop): Likewise.
2706 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
2708 * config/avr/avr.c (avr_replace_prefix): Remove.
2709 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
2710 (avr_asm_function_rodata_section): Ditto.
2711 (avr_asm_select_section): Ditto.
2713 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
2715 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
2718 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2721 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
2722 calls that have any non-fake successor edges.
2725 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
2727 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
2729 PR tree-optimization/51624
2730 * tree-sra.c (build_ref_for_model): When replicating a chain of
2731 COMPONENT_REFs, stop as soon as the offset would become negative.
2733 2012-01-04 Jakub Jelinek <jakub@redhat.com>
2736 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
2737 in .debug_loc on the floor.
2739 2012-01-04 Andrew Pinski <apinski@cavium.com>
2741 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
2743 2012-01-04 Andrew Pinski <apinski@cavium.com>
2744 Adam Nemet <anemet@caviumnetworks.com>
2746 * config/mips/mips.md (size): Add SI and DI.
2747 (SIZE): New mode attribute.
2748 (U): New code attribute.
2749 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
2750 (mips_lbux_<mode>): Delete.
2751 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
2752 (mips_lhx): Use gen_mips_lhx_extsi.
2753 (mips_lhx_<mode>): Delete.
2755 (mips_l<size>x): New expand.
2756 (mips_lwx_<mode>): Delete.
2757 (mips_l<GPR:size>x_<P:mode>): New pattern.
2758 (*mips_lw<u>x_<P:mode>_ext): Likewise.
2759 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
2760 * config/mips/mips.c (mips_lx_address_p): New function.
2761 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
2762 (dsp64): New availability predicate.
2763 (mips_builtins): Add an entry for __builtin_mips_ldx.
2764 * config/mips/mips.h (ISA_HAS_LBX): New define.
2765 (ISA_HAS_LBUX): Likewise.
2766 (ISA_HAS_LHX): Likewise.
2767 (ISA_HAS_LHUX): Likewise.
2768 (ISA_HAS_LWX): Likewise.
2769 (ISA_HAS_LWUX): Likewise.
2770 (ISA_HAS_LDX): Likewise.
2771 * doc/extend.texi (__builtin_mips_ldx): Document.
2773 2012-01-04 Tristan Gingold <gingold@adacore.com>
2775 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
2776 when long pointers are used.
2777 * config.build (*-*-*vms*): Handle all OpenVMS targets.
2778 (alpha64-dec-*vms*, alpha*-dec-*vms*)
2779 (ia64-hp-*vms*): Remove.
2780 * config/vms/xm-vms64.h: Delete.
2782 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2785 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
2787 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2789 * opts.c (finish_options): Remove duplicate sorry.
2791 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2794 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
2797 2012-01-04 Richard Guenther <rguenther@suse.de>
2800 * tree.c (size_low_cst): New function.
2801 * tree.h (size_low_cst): Declare.
2802 * fold-const.c (fold_comparison): Use it to extract the low
2803 part of the POINTER_PLUS_EXPR offset.
2805 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
2807 Fix clearing ZERO_REG
2808 * config/avr/avr.md (cc): Add alternative "ldi".
2809 (movqi_insn): Use it in cc attribute.
2810 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
2811 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
2812 (output_reload_insisf): Use ZERO_REG to pre-clear register.
2814 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2816 * configure: Regenerate.
2818 2012-01-04 Richard Guenther <rguenther@suse.de>
2820 PR tree-optimization/49651
2821 * tree-ssa-structalias.c (type_can_have_subvars): New function.
2822 (var_can_have_subvars): Use it.
2823 (get_constraint_for_1): Only consider subfields if there can be any.
2825 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2828 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
2829 to its new canonical_cselib_val and the cselib_val was in
2830 first_containing_mem chain, but the canonical_cselib_val was not,
2831 add the latter into the chain.
2832 (cselib_invalidate_mem): Compare canonical_cselib_val of
2833 addr_list chain elt with v.
2836 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
2837 dwarf2out_undef): Allocate e.info using ggc_strdup instead
2839 (output_macinfo_op): Don't ggc_strdup fd->filename.
2840 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
2841 then ggc_strdup it. Don't free inc->info or cur->info.
2842 (output_macinfo): Don't free ref->info or file->info.
2844 2012-01-03 Ira Rosen <irar@il.ibm.com>
2846 PR tree-optimization/51269
2847 * tree-vect-loop-manip.c (set_prologue_iterations): Make
2848 first_niters a pointer.
2849 (slpeel_tree_peel_loop_to_edge): Likewise.
2850 (vect_do_peeling_for_loop_bound): Update call to
2851 slpeel_tree_peel_loop_to_edge.
2852 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
2853 here. Remove it from the parameters list.
2854 (vect_do_peeling_for_alignment): Update calls and compute
2857 2012-01-03 Richard Guenther <rguenther@suse.de>
2859 PR tree-optimization/51070
2860 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2861 Properly handle calls.
2863 2012-01-03 Richard Guenther <rguenther@suse.de>
2865 PR tree-optimization/51692
2866 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
2867 the LHS of allocation stmts.
2869 2012-01-03 Olivier Hainque <hainque@adacore.com>
2871 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
2873 2012-01-03 Olivier Hainque <hainque@adacore.com>
2875 * collect2.c (main): In AIX specific computations for vector
2876 insertions, use CONST_CAST2 to cast from char ** to const char **.
2878 2012-01-03 Richard Guenther <rguenther@suse.de>
2881 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
2882 the context of a limbo DIE when it does not already exist.
2884 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2886 PR tree-optimization/51719
2887 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
2888 but direct call is, clear direct call's lhs and don't add fallthrough
2889 edge from dcall_bb to join_bb and PHIs.
2891 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2893 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
2894 the instructions emitted by the pattern.
2895 ("*TDC_insn_<mode>"): Add comment.
2897 2012-01-03 Richard Guenther <rguenther@suse.de>
2900 * fold-const.c (fold_comparison): Properly canonicalize
2901 tree offset and HOST_WIDE_INT bit position.
2903 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
2905 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
2906 operands for extzv pattern.
2908 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2911 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
2914 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
2916 * doc/invoke.texi (-flto and related options): Copy-edit.
2918 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2920 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
2922 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2924 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
2927 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2929 * expr.h (move_by_pieces_ninsns): Declare.
2930 * expr.c (move_by_pieces_ninsns): Make external.
2931 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
2932 (mips_store_by_pieces_p): Likewise.
2933 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
2934 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
2935 * config/mips/mips.c (mips_move_by_pieces_p): New function.
2936 (mips_store_by_pieces_p): Likewise.
2938 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2940 * passes.c (register_one_dump_file): Free full_name.
2942 * reload1.c (reload): Don't allocate reg_max_ref_width here.
2943 (calculate_elim_costs_all_insns): Free offsets_at and
2944 offsets_known_at at the end and clear the pointers.
2946 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2948 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
2949 this option introduced in r180739.
2951 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2954 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
2955 (tmake_file target=avr): Add avr/t-multilib.
2957 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
2958 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
2959 * config/avr/genmultilib.awk: New file.
2960 * config/avr/t-multilib: New auto-generated file.
2961 * config/avr/multilib.h: New auto-generated file.
2962 * config/avr/t-avr (AVR_MCUS): New variable.
2963 (genopt.sh): Use it.
2964 (s-mlib): Depend on t-multilib.
2965 (t-multilib, multilib.h): New dependencies.
2966 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
2967 (MULTILIB_OPTIONS): Remove.
2968 (MULTILIB_MATCHES): Remove.
2969 (MULTILIB_DIRNAMES): Remove.
2970 (MULTILIB_EXCEPTIONS): Remove:
2971 * config/avr/genopt.sh: Don't use hard coded file name;
2972 pass AVR_MCUS from t-avr instead.
2974 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2976 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
2978 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2980 Implement light-weight DImode support.
2981 * config/avr/avr-dimode.md: New file.
2982 * config/avr/avr.md: Include it.
2983 (adjust_len): Add plus64, compare64.
2984 (HIDI): Remove code iterator.
2985 (code_stdname): New code attribute.
2986 (rotx, rotsmode): Remove DI.
2987 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
2989 * config/avr/avr-protos.h (avr_have_dimode): New.
2990 (avr_out_plus64, avr_out_compare64): New.
2991 * config/avr/avr.c (avr_out_compare): Handle DImode.
2992 (avr_have_dimode): New variable definition and initialization.
2993 (avr_out_compare64, avr_out_plus64): New functions.
2994 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
2995 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
2996 (avr_compare_pattern): Skip DImode comparisons.
2998 2012-01-02 Revital Eres <revital.eres@linaro.org>
3000 * ddg.c (def_has_ccmode_p): New function.
3001 (add_cross_iteration_register_deps,
3002 create_ddg_dep_from_intra_loop_link): Call it.
3004 2012-01-02 Richard Guenther <rguenther@suse.de>
3007 * invoke.texi (fassociative-math): Remove spurious paranthesis.
3009 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3011 * gcc.c (process_command): Update copyright notice dates.
3012 * gcov.c (print_version): Likewise.
3013 * gcov-dump.c (print_version): Likewise.
3014 * mips-tfile.c (main): Likewise.
3015 * mips-tdump.c (main): Likewise.
3017 2012-01-01 Ira Rosen <irar@il.ibm.com>
3019 PR tree-optimization/51704
3020 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
3021 a use is inside the basic block or loop before accessing its vect info.
3023 2012-01-01 Jan Hubicka <jhjh@suse.cz>
3025 PR rtl-optimization/51069
3026 * cfgloopmanip.c (remove_path): Removing path making irreducible
3027 region unconditional makes BB part of the region.
3029 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3031 PR tree-optimization/51683
3032 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
3033 calls with side-effects.
3034 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
3036 Copyright (C) 2012 Free Software Foundation, Inc.
3038 Copying and distribution of this file, with or without modification,
3039 are permitted in any medium without royalty provided the copyright
3040 notice and this notice are preserved.