1 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3 * tree-into-ssa (update_ssa): Avoid trailing whitespace in
5 * tree-ssa-sccvn.c (print_scc): Ditto.
7 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9 * doc/passes.texi (Full redundancy elimination): Fix typo.
11 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
15 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
18 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
20 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
23 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
25 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
27 * config/avr/avr.md (code_stdname): Add ior, xor.
28 (xior): New code iterator.
29 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
30 (*<code_stdname><mode>qi.byte1-3): Ditto.
32 2012-02-23 Jakub Jelinek <jakub@redhat.com>
34 PR tree-optimization/52019
35 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
38 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
40 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
41 HAVE_INITFINI_ARRAY to work around namespace pollution in
42 certain versions of newlib system headers.
43 * config.in: Regenerate.
44 * configure: Regenerate.
45 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
46 instead of HAVE_INITFINI_ARRAY.
48 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
51 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
52 is not offsettable memory reference.
54 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
57 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
58 setting avr_need_clear_bss_p for __gnu_lto* symbols.
60 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
62 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
63 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
65 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
67 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
68 library on Solaris 8 even without TLS support.
69 * configure: Regenerate.
71 2012-02-22 Richard Guenther <rguenther@suse.de>
74 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
75 for GIMPLE_DEBUG stmts.
77 2012-02-22 Martin Jambor <mjambor@suse.cz>
80 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
81 according to the base object.
83 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
85 PR rtl-optimization/50063
86 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
87 and 2 (8-bit SP) in operand 2.
88 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
89 setup to use movhi_sp_r instead of vanilla move to write SP.
90 Adjust REG_CFA notes to superseed unspec.
91 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
93 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
94 known to be off) only with TARGET_NO_INTERRUPTS. Never use
95 irq_state 1 (IRQ known to be on) here.
97 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
99 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
101 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
102 assign_hard_reg): Likewise.
104 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
106 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
108 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
111 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
112 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
114 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
116 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
117 prototype from here to...
118 * config/avr/avr.h: ...here.
120 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
123 * thumb2.md (thumb2_shiftsi3_short): Split register and
124 immediate shifts. For register shifts tie operands 0 and 1.
125 (peephole2 for above): Check that register-controlled shifts
126 have suitably tied operands.
128 2012-02-21 Quentin Neill <quentin.neill@amd.com>
131 * config/i386/bdver1.md (bdver1_call, bdver1_push,
132 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
133 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
134 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
135 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
136 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
137 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
138 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
139 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
140 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
141 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
142 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
143 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
144 bdver1_ssevector_avx256_unaligned_load,
145 bdver1_ssevector_sse128_unaligned_load,
146 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
147 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
148 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
149 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
150 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
151 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
152 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
153 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
154 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
155 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
156 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
157 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
158 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
159 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
160 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
161 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
162 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
163 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
164 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
165 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
166 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
167 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
168 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
169 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
170 bdver1_ssediv_double_load, bdver1_ssediv_double,
171 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
172 Add "bdver2" attribute.
174 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
176 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
177 default if possible and not specified otherwise.
179 2012-02-21 Richard Guenther <rguenther@suse.de>
182 * gimplify.c (create_tmp_from_val): Use the main variant type
183 for the type of the temporary we create.
185 2012-02-21 Richard Guenther <rguenther@suse.de>
187 PR tree-optimization/52324
188 * gimplify.c (gimplify_expr): When re-gimplifying expressions
189 do not gimplify a MEM_REF address operand if it is already
192 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
194 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
195 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
197 2012-02-21 Richard Guenther <rguenther@suse.de>
199 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
202 2012-02-21 Jakub Jelinek <jakub@redhat.com>
204 PR tree-optimization/52318
205 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
206 vdef also to non-pure/const call stmts in the sequence.
208 2012-02-20 David S. Miller <davem@davemloft.net>
210 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
211 don't use the "rd %pc" instruction on v9 for PIC register loads.
213 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
216 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
217 in a transaction safe function.
219 2012-02-20 Kai Tietz <ktietz@redhat.com>
222 * stor-layout.c (place_field): Handle desired_align for
225 2012-02-20 Richard Guenther <rguenther@suse.de>
227 PR tree-optimization/52298
228 * tree-vect-stmts.c (vectorizable_store): Properly use
229 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
231 (vectorizable_load): Likewise.
232 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
233 Access DR_STEP after ensuring it is not NULL.
235 2012-02-20 Jakub Jelinek <jakub@redhat.com>
237 PR tree-optimization/52286
238 * fold-const.c (fold_binary_loc): For (X & C1) | C2
239 optimization use double_int_to_tree instead of build_int_cst_wide,
240 rewrite to use double_int vars.
242 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
245 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
247 Remove -e 0 from $gcc_cv_ld invocation.
248 Only use __GLIBC_PREREQ if defined.
249 Enable on Solaris since Solaris 8 patch.
250 (gcc_SUN_LD_VERSION): New macro.
251 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
252 gcc_SUN_LD_VERSION for version number format.
253 * configure: Regenerate.
254 * varasm.c (get_elf_initfini_array_priority_section): Set
255 SECTION_NOTYPE for non-default priority.
256 Use get_section instead of get_unnamed_section to emit
257 .init_array/.fini_array with default priority.
259 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
261 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
262 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
263 (mips_start_unique_function, mips_output_mips16_rdhwr)
264 (mips_code_end): New functions.
265 (TARGET_ASM_CODE_END): Define.
267 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
269 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
270 to stubs with non-sibling calls.
272 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
274 * doc/invoke.texi (-fira-* options): Copy-edit.
275 (ira-* parameters): Copy-edit.
277 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
279 * doc/invoke.texi: Minor copy-edits to bring into conformance with
280 GCC coding conventions.
282 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
284 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
285 when used as adjectives.
287 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
289 * doc/invoke.texi: Clean up "that"/"which" confusion.
291 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
293 * system.h: Poison SMALL_REGISTER_CLASSES
294 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
295 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
297 2012-02-16 Jakub Jelinek <jakub@redhat.com>
299 PR tree-optimization/52285
300 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
301 when deciding if a call is a tail call or tail recursion.
303 2012-02-16 Kai Tietz <ktietz@redhat.com>
305 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
306 interger-constant displacement for UNSPEC_PCREL.
308 2012-02-16 Jakub Jelinek <jakub@redhat.com>
310 PR rtl-optimization/52208
311 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
312 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
314 PR tree-optimization/52255
315 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
316 loop->header has virtual PHI, but exit_e->dest doesn't, add
317 virtual PHI to exit_e->dest and adjust all uses after the loop.
320 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
321 children with clone_tree_hash, not after it.
323 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
325 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
326 extended identifiers.
328 2012-02-16 Jakub Jelinek <jakub@redhat.com>
331 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
332 a same_body_alias, also test whether e->callee isn't a former
333 or current clone of the decl this is a same body alias of.
336 * cgraphunit.c (verify_cgraph_node): Fix a typo.
338 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
340 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
342 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
345 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
346 force_reg instead of copy_to_reg for better optimization. Force
347 non-register or memory operands into a register.
349 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
351 * extend.texi: Reserve upper bits of memory model for future use.
353 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
354 Anatoly Sokolov <aesok@post.ru>
355 Eric Weddington <eric.weddington@atmel.com>
358 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
359 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
360 Rewrite initializers for .macro.
361 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
362 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
363 atxmega32d4, atxmega32x1.
364 avrxmega4: atxmega64a3, atxmega64d3.
365 avrxmega5: atxmega64a1, atxmega64a1u.
366 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
367 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
368 avrxmega7: atxmega128a1, atxmega128a1u.
369 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
370 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
371 (struct base_arch_s): Rename reserved to xmega_p.
372 Rename reserved2 to have_rampd.
373 (AVR_XMEGA): New define.
374 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
375 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
376 * config/avr/predicates.md (io_address_operand): Take into
378 (low_io_address_operand): Ditto.
379 (high_io_address_operand): Ditto.
380 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
381 (enabled, movhi_sp_r): Use them.
382 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
383 cpp_define_formatted to built-in define __AVR_ARCH__.
384 (__AVR_XMEGA__): New built-in define.
385 (__AVR_HAVE_RAMPD__): New built-in define.
386 (__AVR_HAVE_RAMPX__): New built-in define.
387 (__AVR_HAVE_RAMPY__): New built-in define.
388 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
390 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
391 (avr_option_override): Initialize them.
392 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
393 (avr_init_expanders): Initialize them. No more block several calls.
394 (emit_push_sfr): New static function.
395 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
397 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
398 (avr_print_operand): Print addreeses as symbols for
399 RAMPX, RAMPY, RAMPD, CCP.
400 (output_movhi): Handle AVR_XMEGA when writing to SP.
401 (avr_out_movhi_mr_r_xmega): New static function.
402 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
403 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
404 __RAMPD__, __CCP__ as needed.
406 * config/avr/multilib.h: Regenerate.
407 * config/avr/t-multilib: Regenerate.
408 * config/avr/avr-tables.opt: Regenerate.
410 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
412 PR tree-optimization/50561
413 * graphite-flattening.c (lst_project_loop): Do not
414 remove old scattering dimensions after flattening.
415 (lst_do_flatten): Likewise.
417 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
419 * doc/extend.texi (AVR Built-in Functions): Remove doc for
420 __builtin_avr_map8, __builtin_avr_map16.
421 Document __builtin_avr_insert_bits.
423 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
424 (insert_bits): New insn.
425 (adjust_len.map_bits): Rename to insert_bits.
426 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
427 * avr-protos.h (avr_out_map_bits): Remove.
428 (avr_out_insert_bits, avr_has_nibble_0xf): New.
429 * config/avr/constraints.md (Cxf,C0f): New.
430 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
431 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
432 New built-in define __BUILTIN_AVR_INSERT_BITS.
433 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
434 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
435 (avr_move_bits): Rewrite.
436 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
438 (avr_map_op_t): New typedef.
439 (avr_map_op): New static variable.
440 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
441 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
442 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
443 (bdesc_3arg, avr_expand_triop_builtin): New.
444 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
445 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
446 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
447 (avr_map_equal_p, avr_map_sig_p): Remove.
448 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
449 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
450 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
451 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
452 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
453 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
455 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
457 * config/c6x/c6x.md (reserve_cycles): New attribute.
458 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
459 don't reserve functional units after the branch occurs.
461 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
464 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
465 functions into non-tm_pure functions.
467 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
470 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
471 (iterative_hash_canonical_type): Likewise.
472 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
475 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
477 * haifa-sched.c (prune_ready_list): Ensure that if there is a
478 sched-group insn, it either remains alone or the entire list is pruned.
480 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
482 * doc/install.texi (Prerequisites): Fix grammar.
483 (Configuration): Likewise.
485 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
487 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
488 MPC as part of GCC before describing configuring with --with-gmp etc.
489 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
492 2012-02-14 Jakub Jelinek <jakub@redhat.com>
495 * dwarf2out.c (clone_tree_hash): New function.
496 (copy_decls_walk): Use it instead of clone_tree.
498 2012-02-14 Richard Guenther <rguenther@suse.de>
500 PR tree-optimization/52244
501 PR tree-optimization/51528
502 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
503 replacements for integral types.
505 2012-02-14 Walter Lee <walt@tilera.com>
507 * config.gcc: Handle tilegx and tilepro.
508 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
510 Add HAVE_AS_TLS check for tilegx and tilepro.
511 * configure: Regenerate.
512 * doc/contrib.texi: Add Mat Hostetter and self.
513 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
514 Document instruction intrinsics and network accessing intrinsics.
515 (TILEPro Built-in Functions): New node. Document instruction
516 intrinsics and network accessing intrinsics.
517 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
518 (Specific, tilepro-*-linux*): Likewise.
519 * doc/invoke.texi (TILE-Gx Options): New section.
520 (TILEPro Options): New section.
521 * doc/md.texi (TILE-Gx): New section.
522 (TILEPro): New section.
523 * common/config/tilegx/tilegx-common.c: New file.
524 * common/config/tilepro/tilepro-common.c: New file.
525 * config/tilegx/constraints.md: New file.
526 * config/tilegx/linux.h: New file.
527 * config/tilegx/mul-tables.c: New file.
528 * config/tilegx/predicates.md: New file.
529 * config/tilegx/sync.md: New file.
530 * config/tilegx/t-tilegx: New file.
531 * config/tilegx/tilegx-builtins.h: New file.
532 * config/tilegx/tilegx-c.c: New file.
533 * config/tilegx/tilegx-generic.md: New file.
534 * config/tilegx/tilegx-modes.def: New file.
535 * config/tilegx/tilegx-multiply.h: New file.
536 * config/tilegx/tilegx-protos.h: New file.
537 * config/tilegx/tilegx.c: New file.
538 * config/tilegx/tilegx.h: New file.
539 * config/tilegx/tilegx.md: New file.
540 * config/tilegx/tilegx.opt: New file.
541 * config/tilepro/constraints.md: New file.
542 * config/tilepro/gen-mul-tables.cc: New file.
543 * config/tilepro/linux.h: New file.
544 * config/tilepro/mul-tables.c: New file.
545 * config/tilepro/predicates.md: New file.
546 * config/tilepro/t-tilepro: New file.
547 * config/tilepro/tilepro-builtins.h: New file.
548 * config/tilepro/tilepro-c.c: New file.
549 * config/tilepro/tilepro-generic.md: New file.
550 * config/tilepro/tilepro-modes.def: New file.
551 * config/tilepro/tilepro-multiply.h: New file.
552 * config/tilepro/tilepro-protos.h: New file.
553 * config/tilepro/tilepro.c: New file.
554 * config/tilepro/tilepro.h: New file.
555 * config/tilepro/tilepro.md: New file.
556 * config/tilepro/tilepro.opt: New file.
558 2012-02-14 Jakub Jelinek <jakub@redhat.com>
560 PR tree-optimization/52210
561 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
562 vect_model_simple_cost with two entry vect_def_type array instead
565 2012-02-14 Richard Guenther <rguenther@suse.de>
568 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
569 Do not stream DECL_QUALIFIER.
570 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
571 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
572 (find_decls_types_r): Do not walk DECL_QUALIFIER.
574 2012-02-14 Jakub Jelinek <jakub@redhat.com>
577 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
580 2012-02-13 Jakub Jelinek <jakub@redhat.com>
583 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
584 * cselib.c (cselib_subst_to_values_from_insn): New function.
585 * sched-deps.c (add_insn_mem_dependence,
586 sched_analyze_1, sched_analyze_2): Use it.
588 2012-02-13 Jan Hubicka <jh@suse.cz>
591 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
593 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
595 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
596 (GTM_SELF_SPECS): Define if not already defined.
597 (driver_self_specs): Add GTM_SELF_SPECS.
598 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
599 (GTM_SELF_SPECS): Define.
600 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
601 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
603 2012-02-13 Jakub Jelinek <jakub@redhat.com>
605 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
608 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
611 * omp-low.c (expand_omp_for): If a static schedule without chunk size
612 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
614 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
617 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
619 2012-02-13 Richard Guenther <rguenther@suse.de>
622 * passes.c (enable_disable_pass): Fix typo.
624 2012-02-13 Jakub Jelinek <jakub@redhat.com>
627 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
628 XOR for reduce_bit_field if type is unsigned.
630 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
632 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
633 disallow changes from SFmode to mode with different size in FP regs.
635 2012-02-12 Robert Millan <rmh@gnu.org>
636 Gerald Pfeifer <gerald@pfeifer.com>
638 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
641 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
643 PR rtl-optimization/52175
644 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
645 to frame-related instructions.
647 2012-02-10 Jason Merrill <jason@redhat.com>
650 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
651 (demangle_new_symbols): Fill it.
652 (scan_linker_output): Walk it.
653 (start_tweaking): Split out from scan_linker_output.
654 (maybe_tweak): Update sym->chosen.
655 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
657 2012-02-11 Jakub Jelinek <jakub@redhat.com>
660 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
662 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
664 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
665 having the same mode as previous compare.
667 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
669 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
670 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
671 (nonlocal_goto_internal): Likewise.
672 (nonlocal_goto): Emit a use and an indirect jump directly.
674 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
677 * doc/extend.texi : Update comments for __atomic_compare_exchange and
678 __atomic_{is,always}_lock_free.
680 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
683 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
684 negative constant address for x32.
686 2012-02-10 Richard Henderson <rth@redhat.com>
688 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
689 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
690 for GIMPLE_TRANSACTION. Tidy if's into a switch.
692 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
693 Ira Rosen <irar@il.ibm.com>
695 PR tree-optimization/50031
696 * targhooks.c (default_builtin_vectorization_cost): Handle
698 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
699 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
700 all types of reduction and pattern statements.
701 (vect_estimate_min_profitable_iters): Likewise.
702 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
703 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
704 for explicit realigns.
705 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
706 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
708 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
709 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
710 vec_perm for VSX and handle vec_promote_demote.
712 2012-02-10 Jakub Jelinek <jakub@redhat.com>
715 * builtins.c (fold_builtin_atomic_always_lock_free,
716 expand_builtin_atomic_always_lock_free,
717 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
718 Return and/or test boolean_true_node/boolean_false_node instead of
719 integer_one_node/integer_zero_node.
721 2012-02-10 Jan Hubicka <jh@suse.cz>
724 * predict.c (predict_paths_for_bb): Prevent looping.
725 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
727 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
729 * config/arm/arm.c (output_move_double): In one case properly
730 count number of instructions that will be emitted.
732 2012-02-10 Richard Guenther <rguenther@suse.de>
735 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
737 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
740 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
742 2012-02-09 Jakub Jelinek <jakub@redhat.com>
745 * var-tracking.c (emit_note_insn_var_location): If
746 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
747 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
748 non-NOTE_DURING_CALL_P insn.
750 2012-02-09 Bin Cheng <bin.cheng@arm.com>
753 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
755 2012-02-08 Magnus Granberg <zorry@gentoo.org>
758 * gcc.c (switch_matches) Support switches with separated form,
761 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
763 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
766 * config/avr/avr.c (avr_addr_t): New typedef.
767 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
768 (avr_init_expanders): Initialize it.
769 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
771 (expand_epilogue): Ditto.
772 (avr_print_operand): Ditto.
773 (avr_file_start): Ditto.
774 (avr_emit_movmemhi): Ditto.
776 2012-02-08 Richard Guenther <rguenther@suse.de>
778 PR tree-optimization/46886
779 * tree-flow.h (do_while_loop_p): Declare.
780 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
781 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
783 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
785 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
786 always succeed for integers larger than a native word.
788 2012-02-08 Richard Guenther <rguenther@suse.de>
790 PR rtl-optimization/52170
791 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
792 properly handle integer vector modes.
794 2012-02-08 Jakub Jelinek <jakub@redhat.com>
796 PR gcov-profile/52150
797 * coverage.c: Include target.h.
798 (build_var): Call targetm.strip_name_encoding on the assembler name.
799 Change one _ into . or $ if the target allows it.
800 * Makefile.in (coverage.o): Depend on $(TARGET_H).
802 PR rtl-optimization/52139
803 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
804 is a BARRIER after emit_insn_after_noloc, move BB_END
805 to the last non-BARRIER insn before it.
807 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
810 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
811 (mips_gimplify_va_arg_expr): Call it instead of
812 std_gimplify_va_arg_expr.
814 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
816 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
817 message for -mno-pointers-to-nested-function.
819 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
822 * expr.c (get_inner_reference): If there is an offset, add a negative
823 bit position to it (if any).
825 2012-02-07 Jakub Jelinek <jakub@redhat.com>
827 PR rtl-optimization/52060
828 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
829 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
830 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
831 and/or i0src_copy2 when needed.
833 2012-02-07 Jakub Jelinek <jakub@redhat.com>
835 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
836 or LTOPLUGINSONAME if have_c.
838 * config/freebsd-spec.h: Add comment about what macros can be defined
840 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
841 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
844 2012-02-07 Richard Guenther <rguenther@suse.de>
846 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
847 newline in -alias dumps.
849 2012-02-07 Kai Tietz <ktietz@redhat.com>
850 Dave Korn <dave.korn.cygwin@gmail.com>
853 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
854 Take care that typinfo gets dllexport-attribute.
856 2012-02-07 Jakub Jelinek <jakub@redhat.com>
859 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
860 if modifier < EXPAND_SUM call force_operand on the result.
862 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
864 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
865 adding __forwarder_dst__ prefix if a forwarder_section attribute is
867 (epiphany_function_type): Replace types for specific interrupts with
868 EPIPHANY_FUNCTION_INTERRUPT.
869 (EPIPHANY_INTERRUPT_P): Update.
870 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
872 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
873 <disinterrupt>: Affects type identity.
874 (epiphany_handle_interrupt_attribute): Handle variable number of
876 (epiphany_compute_function_type): Update for new
877 epiphany_function_type definition.
878 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
879 handlers with a longcall forwarder.
880 (epiphany_start_function): Handle multiple interrupt arguments and/or
881 forwarder_section attribute.
883 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
886 2012-02-07 Alan Modra <amodra@gmail.com>
889 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
892 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
894 PR tree-optimization/50969
895 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
896 use vec_perm rather than vector_stmt.
897 (vect_model_load_cost): Likewise.
898 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
899 vec_perm to be the same as other vector statements.
900 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
901 cost of vec_perm for TARGET_VSX.
903 2012-02-06 Richard Guenther <rguenther@suse.de>
905 PR tree-optimization/52115
906 * tree-sra.c (access_has_replacements_p): New function.
907 (sra_modify_assign): Use it to decide whether a use is uninitialized.
909 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
912 * trans-mem.c (expand_call_tm): Add an assertion.
913 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
916 2012-02-06 Richard Guenther <rguenther@suse.de>
918 PR tree-optimization/50955
919 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
920 raise cost of expressions that replace an address with an
921 expression based on a different pointer.
923 2012-02-06 Jakub Jelinek <jakub@redhat.com>
926 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
927 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
929 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
932 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
933 -Weffc++ and specify guidelines come from second edition.
935 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
937 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
938 (sibcall_value_multiple_internal, call_split, call_internal_direct)
939 (call_direct_split, call_value_split, call_value_internal_direct)
940 (call_value_direct_split, call_value_multiple_split): Use jal and
941 jal_macro attributes.
943 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
945 * reload1.c (reload_regs_reach_end_p): Replace with...
946 (reload_reg_rtx_reaches_end_p): ...this function.
947 (new_spill_reg_store): Update commentary.
948 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
949 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
950 before setting new_spill_reg_store.
951 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
952 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
953 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
954 for non-spill reload registers.
956 2012-02-05 Ira Rosen <irar@il.ibm.com>
958 PR tree-optimization/52091
959 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
960 (vect_is_simple_use_1): Likewise.
961 * tree-vect-loop.c (vectorizable_reduction): Update calls
962 to vect_is_simple_use_1 and vect_is_simple_use.
963 (vectorizable_live_operation): Likewise.
964 * tree-vect-patterns.c (widened_name_p,
965 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
966 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
967 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
968 vectorizable_shift,vectorizable_operation, vectorizable_store,
969 vectorizable_load): Likewise.
970 (vect_is_simple_cond): Add an argument, pass it to
971 vect_is_simple_use_1.
972 (vectorizable_condition): Update calls to vect_is_simple_cond,
974 (vect_is_simple_use): Add an argument, the statement in which
975 OPERAND is used. Check that if OPERAND's def stmt is a double
976 reduction phi node, the use is a phi node too.
977 (vect_is_simple_use_1): Add an argument, pass it to
979 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
980 to vect_is_simple_use.
982 2012-02-04 Jakub Jelinek <jakub@redhat.com>
984 PR rtl-optimization/52095
985 * modulo-sched.c (dump_insn_locator): New function.
986 (loop_canon_p, sms_schedule): Use it.
988 PR rtl-optimization/52113
989 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
990 even for decomposable shift/zext insns.
992 2012-02-03 Jakub Jelinek <jakub@redhat.com>
993 Zdenek Dvorak <ook@ucw.cz>
995 PR rtl-optimization/52092
996 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
997 on get_iv_value result.
999 2012-02-02 Andrew Pinski <apinski@cavium.com>
1003 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
1005 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1008 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
1010 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
1012 PR rtl-optimization/49800
1013 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
1014 (sched_finish): Call regstat_free_n_sets_and_refs.
1016 2012-02-02 Jia Liu <proljc@gmail.com>
1018 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
1021 2012-02-02 Jan Hubicka <jh@suse.cz>
1022 Tom de Vries <tom@codesourcery.com>
1025 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
1026 * varpool.c (varpool_analyze_pending_decls): Likewise.
1028 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
1029 Jayant R Sonar <jayant.sonar@kpitcummins.com>
1031 * config.gcc: Add cr16-* support.
1033 * doc/extend.texi: Document cr16 extensions.
1034 * doc/install.texi: Document cr16 install.
1035 * doc/invoke.texi: Document cr16 options.
1036 * doc/md.texi: Document cr16 constraints.
1038 * common/config/cr16/cr16-common.c: New file.
1039 * config/cr16/cr16.c: New file.
1040 * config/cr16/cr16.h: New file.
1041 * config/cr16/cr16.md: New file.
1042 * config/cr16/cr16.opt: New file.
1043 * config/cr16/cr16-protos.h: New file.
1044 * config/cr16/predicates.md: New file.
1045 * config/cr16/constraints.md: New file.
1046 * config/cr16/t-cr16: New file.
1048 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1051 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
1052 that operands[2] is either immediate, or q_regs_operand.
1054 PR tree-optimization/52073
1055 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
1056 a pattern stmt for pattern uses, ignore uses outside of the loop.
1058 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1060 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
1061 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
1062 (OUT_AS1, OUT_AS2): Remove.
1064 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1066 PR rtl-optimization/51374
1067 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
1068 to cross other volatile_refs_p insns.
1070 2012-02-01 Richard Guenther <rguenther@suse.de>
1072 * doc/invoke.texi (fno-inline): Clarify documentation.
1073 (finline-small-functions): Likewise.
1074 (finline-functions): Likewise.
1075 * common.opt (finline): Adjust comment and documentation.
1076 (finline-small-functions): Clarify documentation.
1077 (finline-functions): Likewise.
1078 (finline-functions-called-once): Likewise.
1080 2012-02-01 Tristan Gingold <gingold@adacore.com>
1082 * c-typeck.c (composite_type): Keep mode for pointers.
1084 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
1086 * function.h (regno_reg_rtx): Adjust comment.
1087 * reginfo.c (init_reg_modes_target): Only use the previous mode
1088 if it fits within one register. Remove MIPS comment.
1090 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1093 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
1095 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1097 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
1098 to srak instruction.
1100 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1102 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
1104 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1109 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
1111 2012-01-31 Richard Guenther <rguenther@suse.de>
1113 PR tree-optimization/51528
1114 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
1117 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1122 * ree.c (add_removable_extension): Change def_map argument
1123 to unsigned *, store in def_map 1 + offset into *insn_list vector
1124 instead of pointers into the vector.
1125 (find_removable_extensions): Adjust caller.
1127 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1129 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
1130 Transform all "* quoted-c-code" to { c-code }.
1131 Remove redundant test for "optimize" in combine patterns.
1132 Move (include "avr-dimode.md") to end of file.
1134 2012-01-30 Bin Cheng <bin.cheng@arm.com>
1137 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
1138 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
1140 2012-01-30 Richard Guenther <rguenther@suse.de>
1142 PR tree-optimization/52028
1143 * tree-loop-distribution.c (ldist_gen): Properly update
1146 2012-01-30 Jakub Jelinek <jakub@redhat.com>
1149 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
1150 set_cur_line_info_table if not emitting debug info.
1152 PR tree-optimization/52046
1153 * tree-vect-patterns.c (check_bool_pattern): Give up if
1154 a comparison could throw.
1157 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
1159 2012-01-30 Richard Guenther <rguenther@suse.de>
1161 PR tree-optimization/52045
1162 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
1163 SSA form if cfgcleanup did anything.
1165 2012-01-30 Richard Guenther <rguenther@suse.de>
1167 PR tree-optimization/52045
1168 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
1169 before computing final todo.
1171 2012-01-30 Richard Guenther <rguenther@suse.de>
1173 PR tree-optimization/51528
1174 * tree-sra.c (sra_modify_assign): Re-factor in preparation
1177 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
1179 * df-problems.c (df_kill_notes): Check that the use refers
1180 to the note under examination.
1182 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
1185 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
1186 parameter and use short-lived pseudos.
1187 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
1188 (sparc_expand_vector_init): Const-ify local variables and adjust
1189 calls to above functions.
1191 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1193 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
1195 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
1197 * doc/invoke.texi: Make usage of "compile time" and
1198 "run time"/"runtime" consistent throughout the file.
1200 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
1202 * config/alpha/alpha.c (alpha_option_override): Default to
1203 full IEEE compliance mode for Go language.
1205 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
1207 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
1208 (LINK_SSP_SPEC): Define.
1210 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1213 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
1216 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
1218 * doc/invoke.texi: Correct hyphenation of "floating point",
1219 "double precision", and related terminology throughout the file.
1221 2012-01-28 Jakub Jelinek <jakub@redhat.com>
1224 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
1225 arm_general_register_operand predicate for operand 2 instead of
1228 2012-01-27 Ian Lance Taylor <iant@google.com>
1231 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
1232 * builtins.c (expand_builtin_init_trampoline): Add onstack
1233 parameter. Change caller.
1234 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
1235 * tree.c (build_common_builtin_nodes): Declare
1236 __builtin_init_heap_trampoline.
1238 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
1240 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
1241 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
1242 * config/avr/avr.c: Ditto.
1243 (avr_regnames): Remove because unused.
1244 * config/avr/avr.md (*cpse.ne): New peephole.
1245 (*cpse.eq): New peephole from former cpse peepholes.
1247 2012-01-27 Michael Eager <eager@eagercon.com>
1249 * config/microblaze.c (microblaze_emit_compare): Correct
1250 test after pcmp instruction.
1252 2012-01-27 Richard Guenther <rguenther@suse.de>
1254 PR tree-optimization/52020
1255 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
1257 2012-01-27 Richard Guenther <rguenther@suse.de>
1259 * ipa-pure-const.c (check_stmt): Clobbers do not make a
1260 function non-const/pure.
1262 2012-01-27 Richard Guenther <rguenther@suse.de>
1264 PR tree-optimization/50444
1265 * tree-sra.c (build_ref_for_offset): Properly adjust the
1266 MEM_REF type for unaligned accesses.
1268 2012-01-27 Richard Guenther <rguenther@suse.de>
1270 PR tree-optimization/50444
1271 * expr.c (mem_ref_refers_to_non_mem_p): New function.
1272 (expand_assignment): Use it. Properly handle misaligned
1273 bases when expanding stores to component references.
1274 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
1277 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
1280 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
1281 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
1282 * tree-data-ref.c (find_data_references_in_loop): Make static.
1283 (compute_all_dependences): Change return type to bool. Bail out
1284 for too many datarefs in a loop. Move the hunk resetting the data
1285 dependences vector from ...
1286 (compute_data_dependences_for_loop): ... here. Account for
1287 compute_all_dependences returning false.
1288 (compute_data_dependences_for_bb): Likewise.
1289 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
1290 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
1292 2012-01-27 Richard Guenther <rguenther@suse.de>
1295 * expr.c (store_field): Use the alias-set of the scratch memory
1298 2012-01-27 Tom de Vries <tom@codesourcery.com>
1300 PR tree-optimization/51990
1301 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1303 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
1305 2012-01-27 Jakub Jelinek <jakub@redhat.com>
1308 * var-tracking.c (reverse_op): Don't add any reverse operation
1309 if V already has any constant locations.
1311 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1313 * doc/invoke.texi: Correct usage of "command line" (noun)
1314 vs "command-line" (adjective) throughout.
1316 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1318 * doc/invoke.texi (Language Independent Options): Move
1319 -Wcoverage-mismatch blurb from here....
1320 (Warning Options): ...to here.
1322 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
1324 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1325 Set rs6000_always_hint to false for 476.
1327 2012-01-27 Matthias Klose <doko@ubuntu.com>
1329 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
1331 * incpath.c (add_standard_paths): Likewise.
1333 2012-01-27 Richard Henderson <rth@redhat.com>
1335 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1336 * config/m68k/sync.md (atomic_test_and_set): Rename from
1337 sync_test_and_setqi and adjust the operands.
1338 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
1339 and unconditionally enable.
1341 2012-01-27 Richard Henderson <rth@redhat.com>
1343 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1344 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
1345 (ldstub): Rename from ldstubqi.
1346 (ldstub<I24MODE>): Remove.
1348 2012-01-27 Richard Henderson <rth@redhat.com>
1350 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1351 * c-cppbuiltin.c (cpp_atomic_builtins): Define
1352 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
1353 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
1354 * doc/tm.texi: Rebuild.
1356 2012-01-27 Richard Henderson <rth@redhat.com>
1358 * optabs.c (gen_atomic_test_and_set): Remove default.
1359 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
1361 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1363 PR rtl-optimization/51978
1364 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
1365 (combine_reaching_defs): Likewise.
1366 (struct re_info): Remove.
1367 (add_removable_extension): Remove x and data arguments,
1368 add insn, insn_list and def_map. Use the arguments directly
1369 instead of using struct re_info.
1370 (find_removable_extensions): Don't call add_removable_extension
1371 through note_stores, instead just call it with single_set
1373 (find_and_remove_re): Pass curr_cand->expr instead of
1374 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
1376 2012-01-26 Michael Matz <matz@suse.de>
1378 PR tree-optimization/46590
1379 * cfgexpand.c: Revert last change (r183305).
1380 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
1382 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
1383 checking for emptiness.
1385 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1388 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
1389 non-addressable non-BLKmode base correctly.
1391 2012-01-26 Michael Matz <matz@suse.de>
1393 PR tree-optimization/48794
1394 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
1395 regions referenced from RESX/EH_DISPATCH.
1397 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1399 * config/s390/s390.h: Make BRANCH_COST an option.
1400 * config/s390/s390.opt: New option -mbranch-cost.
1402 2012-01-26 Richard Henderson <rth@redhat.com>
1404 Revert 2012-01-24 change:
1405 * trans-mem.c (requires_barrier): Do not instrument thread local
1406 variables and emit save/restore for them.
1408 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1411 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
1414 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
1416 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
1419 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
1422 Rename __pgm to __flash.
1423 Rename __pgm1 to __flash1.
1424 Rename __pgm2 to __flash2.
1425 Rename __pgm3 to __flash3.
1426 Rename __pgm4 to __flash4.
1427 Rename __pgm5 to __flash5.
1428 Rename __pgmx to __memx.
1429 * doc/extend.texi (AVR Named Address Spaces)
1430 Rename address space names as indicated above.
1431 * config/avr/avr.c (avr_addrspace): Ditto.
1433 * config/avr/avr-protos.h
1434 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
1435 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
1436 * config/avr/predicates.md: Ditto.
1437 * config/avr/avr.c Ditto, and
1438 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
1439 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
1441 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
1442 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
1443 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
1444 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
1445 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
1446 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
1447 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
1448 * config/avr/avr.c: Ditto.
1449 * config/avr/avr.md: Ditto.
1451 2012-01-25 Jason Merrill <jason@redhat.com>
1454 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
1456 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1458 PR tree-optimization/51987
1459 * tree-data-ref.c (get_references_in_stmt): Handle references in
1460 non-volatile GIMPLE_ASM.
1462 2012-01-25 Richard Guenther <rguenther@suse.de>
1464 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
1465 bases are dereferenced.
1467 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1469 PR rtl-optimization/48374
1470 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
1472 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1474 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
1475 compute_data_dependences_for_loop returns false.
1476 * tree-parloops.c (loop_parallel_p): Likewise.
1478 2012-01-25 Richard Guenther <rguenther@suse.de>
1480 * tree.h (get_pointer_alignment_1): Declare.
1481 * builtins.c (get_pointer_alignment_1): New function.
1482 (get_pointer_alignment): Use it.
1484 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1486 PR rtl-optimization/48308
1487 * combine.c (enum undo_kind): Add UNDO_LINKS.
1488 (struct undo): Add member l to other_contents and where.
1489 (do_SUBST_LINK): New.
1491 (try_combine): Handle LOG_LINKS for the dummy i1 case.
1492 (undo_all): Handle UNDO_LINKS.
1494 2012-01-25 Richard Henderson <rth@redhat.com>
1496 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
1499 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1501 * optabs.c (gen_atomic_test_and_set): Use each argument.
1503 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1505 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
1506 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
1507 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
1508 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
1509 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
1510 TARGET_PAIRED_SINGLE_FLOAT.
1512 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1514 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1515 (in_struct, return_val): Remove MEM documentation.
1516 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
1517 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1518 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
1520 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1521 * cfgexpand.c (add_alias_set_conflicts): Likewise.
1522 * expr.c (store_field): Likewise.
1523 * function.c (assign_stack_temp_for_type): Likewise.
1524 * ifcvt.c (noce_try_cmove_arith): Likewise.
1525 * reload1.c (reload): Likewise.
1526 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
1527 (alpha_set_memflags): Likewise.
1528 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
1530 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1532 * rtl.h (true_dependence, canon_true_dependence): Remove varies
1534 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
1535 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
1536 (true_dependence_1, true_dependence, canon_true_dependence): Remove
1538 * cselib.c (cselib_rtx_varies_p): Delete.
1539 (cselib_invalidate_mem): Update call to canon_true_dependence.
1540 * dse.c (record_store, check_mem_read_rtx): Likewise.
1541 (scan_reads_nospill): Likewise.
1542 * cse.c (check_dependence): Likewise.
1543 (cse_rtx_varies_p): Delete.
1544 * expr.c (safe_from_p): Update call to true_dependence.
1545 * ira.c (validate_equiv_mem_from_store): Likewise.
1546 (memref_referenced_p): Likewise.
1547 * postreload-gcse.c (find_mem_conflicts): Likewise.
1548 * sched-deps.c (sched_analyze_2): Likewise.
1549 * store-motion.c (load_kills_store): Likewise.
1550 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
1551 * gcse.c (mems_conflict_for_gcse_p): Likewise.
1552 (compute_transp): Update call to canon_true_dependence.
1554 2012-01-25 Richard Henderson <rth@redhat.com>
1556 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
1557 (maybe_emit_atomic_test_and_set): New.
1558 (expand_sync_lock_test_and_set): Use it.
1559 (expand_atomic_test_and_set): Likewise.
1560 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
1561 the implementation; clarify implementation defined details.
1562 * doc/md.texi (atomic_test_and_set): Document.
1564 2012-01-25 Richard Henderson <rth@redhat.com>
1566 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
1568 2012-01-25 Richard Henderson <rth@redhat.com>
1571 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
1572 to effect no-op split.
1574 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1577 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
1578 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
1579 (BT_FN_VOID_PTR_INT_SIZE): New.
1580 (BT_FN_UINT_UINT_VAR): Remove.
1581 (BT_FN_UINT32_UINT32_VAR): New.
1582 (BT_FN_DOUBLE_VPTR): Remove.
1583 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
1585 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
1586 (_ITM_changeTransactionMode): Same.
1587 (_ITM_memmoveRtWt): Change return type to void.
1588 (_ITM_memcpyRtWt): Same.
1589 (_ITM_memsetW): Same.
1590 (_ITM_RaRD): Change types to double.
1595 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
1597 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1598 Patrick Marlier <patrick.marlier@gmail.com>
1600 * trans-mem.c (requires_barrier): Do not instrument thread local
1601 variables and emit save/restore for them.
1603 2012-01-24 Jason Merrill <jason@redhat.com>
1606 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
1607 output static aliases.
1609 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1612 * common.opt (-pie, -shared, pie, shared): Change from Common to
1614 * gcc.c (display_help): Display help for -pie and -shared.
1616 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
1619 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
1620 Remove note on size/offset limitation.
1621 (AVR Variable Attributes): Add example how to read data located
1622 with progmem. Refer to named address spaces.
1623 * doc/invoke.texi (AVR Options): Fix typo.
1625 2012-01-24 Richard Guenther <rguenther@suse.de>
1627 Forward-port to trunk
1628 2010-09-21 Jakub Jelinek <jakub@redhat.com>
1631 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
1632 op0 isn't sufficiently aligned and there is movmisalignM
1633 insn for mode, use it to load op0 into a temporary register.
1635 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1638 * target.def (const_not_ok_for_debug_p): New hook.
1639 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
1641 * doc/tm.texi: Regenerated.
1642 * dwarf2out.c (const_ok_for_output_1): If
1643 targetm.const_not_ok_for_debug_p returns true, fail.
1644 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
1646 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
1648 2012-01-23 Kai Tietz <ktietz@redhat.com>
1651 * config/i386/predicates.md (symbolic_operand): Allow
1652 UNSPEC_PCREL as PIC expression for lea.
1653 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
1654 * config/i386/i386.c (ix86_delegitimize_address): Handle
1655 UNSPEC_PCREL for none-MEM, too.
1657 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1659 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
1660 (ipa_tm_create_version_alias): Same.
1662 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
1665 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
1666 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
1668 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1669 Patrick Marlier <patrick.marlier@gmail.com>
1670 Iain Sandoe <developer@sandoe-acoustics.co.uk>
1673 * lto-wrapper.c (run_gcc): Pass the LTO section name to
1674 simple_object_start_read.
1676 2012-01-23 Richard Guenther <rguenther@suse.de>
1679 PR tree-optimization/51895
1680 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
1681 parameter decomposition into BLKmode components.
1683 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
1685 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
1686 fake variables for restrict-qualified pointers whose pointed-to type
1687 contains a placeholder.
1689 2012-01-23 Richard Guenther <rguenther@suse.de>
1691 PR tree-optimization/51949
1692 * ipa-split.c (execute_split_functions): Do not split malloc functions.
1694 2012-01-23 Jakub Jelinek <jakub@redhat.com>
1696 PR rtl-optimization/51933
1697 * ree.c (transform_ifelse): Return true right away if dstreg is
1698 already wider or equal to cand->mode.
1699 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
1700 (make_defs_and_copies_lists): Remove defs_list and copies_list
1701 arguments, add state argument, just truncate state->work_list
1702 instead of always allocating and freeing the vector. Assert that
1703 get_defs succeeds instead of returning 2. Changed return type to bool.
1704 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
1705 have ext_src_mode, see if it has been modified already with the
1706 right kind of extension and has been extended before from the
1707 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
1708 just return true. Remember the original mode in state->modified array.
1709 (combine_reaching_defs): Add state argument. Don't allocate and
1710 free here def_list, copied_list and vec vectors, instead just
1711 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
1712 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
1713 Add state variable, clear vectors in it, initialize state.modified
1714 if needed. Free all the vectors at the end and state.modified too.
1715 Don't skip a candidate if the extension expression has been modified.
1717 2012-01-22 Douglas B Rupp <rupp@gnat.com>
1720 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
1721 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
1722 (extra_options) interix.opt -> i386/interix.opt"
1723 (extra_objs):Add winnt-stubs.o
1724 * configure.ac: Add interix to target_os .comm on PE check.
1725 * configure: Regenerate.
1726 * config/interix3.h: Delete and move bits to..
1727 * config/interix.h: Delete and move bits to..
1728 * config/i386/i386-interix3.h: Delete and move bits to..
1729 * config/i386/i386-interix.h: ..here.
1730 (TARGET_CPU_DEFAULT): Remove redefinition.
1731 (TARGET_ASM_CONSTRUCTOR): Undefine.
1732 (SUBTARGET_SWITCHES): Define for ms-bitfields.
1733 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
1734 (PTRDIFF_TYPE): Define.
1735 (LONG_DOUBLE_TYPE_SIZE): Define.
1736 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
1737 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
1738 (TARGET_SECTION_TYPE_FLAGS): Define.
1739 (ASM_DECLARE_FUNCTION_NAME): Define.
1740 (ASM_OUTPUT_EXTERNAL): Define.
1741 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
1742 (ASM_OUTPUT_ALIGNED_BSS): Define.
1743 (PCC_BITFIELD_TYPE_MATTERS): Define.
1744 (USE_CONST_SECTION): Define.
1745 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
1746 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
1747 (SUPPORTS_ONE_ONLY): Remove.
1748 (I386_PE_STRIP_ENCODING): Define.
1749 * config/interix.opt: Delete and move bits to..
1750 * config/i386/interix.opt: ..here. New.
1751 (mpe-aligned-commons): Add.
1752 * config/i386/t-interix: Add copyright header.
1753 (winnt-stubs.o): Add rule.
1755 2012-01-22 Jason Merrill <jason@redhat.com>
1758 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
1759 for extra name aliases.
1761 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
1763 PR rtl-optimization/51924
1764 * ree.c (combine_set_extension): Improve debugging message.
1765 (combine_reaching_defs): Likewise.
1766 (get_defs): Rename confusingly named variable.
1767 (find_and_remove_re): Skip a candidate if the extension expression has
1770 2012-01-21 Robert Millan <rmh@gnu.org>
1771 Gerald Pfeifer <gerald@pfeifer.com>
1773 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
1774 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
1776 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1778 PR tree-optimization/51914
1779 * tree-vect-stmts.c (vectorizable_conversion): For
1780 cvt_type && modifier == WIDEN, put temporary with cvt_type
1781 at the beginning of vec_dsts and set vec_dest to temporary
1784 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
1786 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
1788 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
1790 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
1791 * config/rs6000/rs6000.c: Likewise.
1793 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1796 * config/arm/arm.c (arm_count_output_move_double_insns): Call
1797 output_move_double on a copy of operands array.
1799 2012-01-20 Cary Coutant <ccoutant@google.com>
1800 Dodji Seketeli <dodji@redhat.com>
1803 * dwarf2out.c (copy_declaration_context): Return ref to parent
1804 of declaration DIE, if necessary.
1805 (remove_child_or_replace_with_skeleton): Add new parameter; update
1806 caller. Place skeleton DIE under parent DIE of original declaration.
1807 Move call to copy_declaration_context to here ...
1808 (break_out_comdat_types): ... from here.
1810 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1812 PR rtl-optimization/51856
1813 * reload.c (find_reloads_subreg_address): Set the address_reloaded
1816 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1819 * config/arm/arm.c (arm_print_operand): Correct output of alignment
1820 hints for neon loads and stores.
1822 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
1826 * doc/extend.texi (Named Address Spaces): Split into subsections.
1827 (AVR Named Address Spaces): New subsection.
1828 (M32C Named Address Spaces): New subsection.
1829 (RL78 Named Address Spaces): New subsection.
1830 (SPU Named Address Spaces): New subsection.
1831 (Variable Attributes): New anchor "AVR Variable Attributes".
1832 (AVR Variable Attributes): Rewrite and avoid wording
1833 "address space" in this context.
1834 * doc/invoke.texi (AVR Options): Rewrite and add documentation
1835 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
1836 (AVR Built-in Macros): New subsubsection therein.
1837 * doc/md.texi (AVR constraints): Remove "C04", "R".
1839 2012-01-20 Richard Guenther <rguenther@suse.de>
1841 PR tree-optimization/51903
1842 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
1843 when removing stmts.
1845 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1848 * config/arm/arm.c (arm_load_pic_register): Use
1849 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
1850 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
1851 (arm_pic_static_addr): Likewise.
1852 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
1853 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
1854 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
1855 (pic_load_addr_unified): New.
1857 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
1860 * function.c (instantiate_virtual_regs_in_insn): Use
1861 delete_insn_and_edges when removing a wrong asm insn.
1863 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
1865 PR rtl-optimization/40761
1866 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
1867 Add new member loop_num.
1868 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
1869 (ira_build): Remove the parameter.
1871 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
1872 (ira.c): Do not build CFG loops for one region allocation. Remove
1873 argument from ira_build call.
1875 * ira-build.c (init_loop_tree_node): New function.
1876 (create_loop_tree_nodes): Use it. Separate the case when CFG
1877 loops are not built.
1878 (more_one_region_p): Check current_loops.
1879 (finish_loop_tree_nodes): Separate the case when CFG loops are not
1881 (add_loop_to_tree): Process loop equal to NULL too.
1882 (form_loop_tree): Separate the case when CFG loops are not built.
1883 Use explicitly number for the root.
1884 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
1886 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
1887 instead of loop->num.
1888 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
1889 (mark_all_loops_for_removal): Ditto.
1890 (remove_unnecessary_regions): Separate the case when CFG loops
1892 (ira_build): Remove the parameter. Use explicit number of regions
1893 when CFG loops are not built.
1895 * ira-color.c (print_loop_title): Separate the case for the root node.
1896 Use loop_num instead of loop->num.
1897 (move_spill_restore): Use loop_num instead of loop->num.
1899 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
1900 (change_loop): Ditto.
1901 (change_loop): Use loop_num instead of loop->num.
1903 * ira-lives.c (process_bb_node_lives): Ditto.
1905 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
1907 * ira-conflicts.c (print_allocno_conflicts): Ditto.
1909 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1912 * tree-mudflap.c (mf_artificial): New function.
1913 (execute_mudflap_function_ops, execute_mudflap_function_decls,
1914 mx_register_decls, mudflap_enqueue_decl): Use it.
1917 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
1918 numbers in the insn pattern.
1920 2012-01-19 Michael Matz <matz@suse.de>
1922 PR tree-optimization/46590
1923 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
1924 use it in remembering which conflicts we already created.
1925 (add_scope_conflicts): Adjust call to above, (de)allocate helper
1928 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
1931 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
1932 (merge_and_complain): Same.
1934 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1937 * config/initfini-array.h: Guard content of the header
1938 with #ifdef HAVE_INITFINI_ARRAY.
1939 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
1940 Add initfini-array.h to tm_file here.
1941 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
1942 * config.gcc: Don't add initfini-array.h to tm_file here.
1943 * configure: Regenerated.
1945 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
1947 PR rtl-optimization/51505
1948 * df-problems.c (df_kill_notes): New parameter live. Update comment.
1949 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
1950 (df_note_bb_compute): Update the call to df_kill_notes.
1952 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
1954 * trans-mem.c (requires_barrier): Remove call to is_global_var.
1956 2012-01-18 Richard Guenther <rguenther@suse.de>
1958 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
1959 of conversions to void *.
1961 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1962 Richard Sandiford <rdsandiford@googlemail.com>
1966 * optabs.h (simplify_expand_binop): Declare.
1967 * optabs.c (simplify_expand_binop): Make global.
1968 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
1969 endian targets if the source cannot be exactly covered by word
1972 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1975 * hard-reg-set.h (struct hard_reg_set_container): New type.
1976 * target.h (struct hard_reg_set_container): Forward declare.
1977 * target.def (set_up_by_prologue): New target hook.
1978 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
1979 * doc/tm.texi: Regenerated.
1980 * function.c (thread_prologue_and_epilogue_insns): Change
1981 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
1982 Call targetm.set_up_by_prologue on it.
1983 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
1984 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
1986 2012-01-17 Nick Clifton <nickc@redhat.com>
1988 * config/rx/rx.c (rx_can_use_simple_return): New function.
1989 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
1990 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
1992 2012-01-17 Richard Guenther <rguenther@suse.de>
1995 * expr.c (expand_assignment): Take address-space information
1996 from the address operand of MEM_REF and TARGET_MEM_REF.
1997 (expand_expr_real_1): Likewise.
1999 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2001 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
2002 reload dump is requested.
2004 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
2007 * trans-mem.c (requires_barrier): Call may_be_aliased.
2009 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2011 PR tree-optimization/51877
2012 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
2013 call arguments and fndecls compare equal, instead return false if they
2014 don't. Return true only if lhs1 and lhs2 are either both NULL, or
2015 both SSA_NAMEs that are valueized the same, or they satisfy
2018 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2020 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
2022 * configure: Regenerate.
2024 2012-01-16 Jan Hubicka <jh@suse.cz>
2028 * convert.c (convert_to_integer): Use fold_convert for
2029 converting an INTEGER_CST to integer type.
2031 2012-01-16 Jason Merrill <jason@redhat.com>
2034 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
2036 2012-01-16 Jakub Jelinek <jakub@redhat.com>
2039 * config/s390/s390.c (s390_chunkify_start): Don't skip
2040 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
2041 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
2042 If insn is followed by NOTE_INSN_VAR_LOCATION or
2043 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
2044 Don't use location of note insns.
2046 PR tree-optimization/51865
2047 * tree-inline.c (tree_function_versioning): Call remap_decl
2048 on DECL_RESULT whenever it has VOID_TYPE_P type.
2050 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
2052 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
2053 for calls to locally-binding MIPS16 functions if only the return
2054 type uses float regs.
2056 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
2057 Richard Sandiford <rdsandiford@googlemail.com>
2059 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
2060 (SYMBOL_32_HIGH): Likewise.
2061 (mips_output_tls_reloc_directive): Declare.
2062 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
2063 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
2064 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
2065 (mips_lo_relocs, mips_hi_relocs): Make extern.
2066 (mips16_stub_function): Move up file.
2067 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
2068 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
2069 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
2070 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
2071 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
2072 (mips_get_tp): Add MIPS16 support.
2073 (mips_legitimize_tls_address): Remove MIPS16 sorry().
2074 Generalize DTPREL and TPREL handling.
2075 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
2076 Add MIPS16 TLS support.
2077 (mips_output_tls_reloc_directive): New function.
2078 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
2079 * config/mips/predicates.md (symbolic_operand_with_high)
2080 (tls_reloc_operand): New predicates.
2081 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
2082 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
2083 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
2084 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
2085 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
2086 (*tls_get_tp_mips16_call_<mode>): Likewise.
2088 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
2090 PR rtl-optimization/51821
2091 * recog.c (peep2_find_free_register): Determine clobbered registers
2094 2012-01-14 Denis Chertykov <chertykov@gmail.com>
2097 * config/avr/avr-protos.h: Revert change of 2012-01-09.
2098 * config/avr/avr.c: Likewise.
2099 * config/avr/avr.h: Likewise.
2101 2012-01-13 Ian Lance Taylor <iant@google.com>
2104 * tree.h (TYPE_QUALS): Add cast to int.
2105 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
2107 2012-01-13 Ian Lance Taylor <iant@google.com>
2109 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
2110 comparing param_index to VEC_length result.
2112 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
2114 * c-decl.c: Do not include tree-mudflap.h
2115 * tree-optimize.c: Likewise.
2116 * Makefile.in: Update dependencies.
2118 2012-01-13 Richard Guenther <rguenther@suse.de>
2121 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
2122 variable-sized result always use RSO.
2124 2012-01-12 DJ Delorie <dj@redhat.com>
2126 * cfgexpand.c (convert_debug_memory_address): Allow any valid
2127 pointer type, not just the default pointer type.
2129 2012-01-09 Richard Henderson <rth@redhat.com>
2130 Denis Chertykov <chertykov@gmail.com>
2133 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
2134 * config/avr/avr.c (avr_can_eliminate): Simplify.
2135 (avr_initial_elimination_offset): Likewise.
2136 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
2137 (expand_epilogue): Likewise.
2138 (avr_legitimize_address): Gut.
2139 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
2140 (avr_hard_regno_nregs): New.
2141 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
2142 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
2143 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
2144 add soft frame pointer.
2145 (CALL_USED_REGISTERS): Likewise.
2146 (REG_CLASS_CONTENTS): Likewise.
2147 (REGISTER_NAMES): Likewise.
2148 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
2149 (HARD_FRAME_POINTER_REGNUM): New.
2150 (FRAME_POINTER_REGNUM): Use soft frame pointer.
2151 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
2152 remove the HARD_FRAME_POINTER self-elimination.
2154 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
2157 * config/avr/avr.c (avr_encode_section_info): Test for absence of
2158 DECL_EXTERNAL when checking for initializers of progmem variables.
2160 2012-01-12 Ira Rosen <irar@il.ibm.com>
2162 PR tree-optimization/51799
2163 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
2164 that the last operation is a type demotion.
2166 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
2168 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
2169 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
2171 2012-01-11 Jakub Jelinek <jakub@redhat.com>
2174 * combine.c (distribute_notes): If i3 is a noreturn call,
2175 allow old_size to be equal to args_size and make sure the
2176 noreturn call gets REG_ARGS_SIZE note.
2177 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
2178 on noreturn calls even when the delta is 0.
2180 2012-01-11 Nathan Sidwell <nathan@acm.org>
2182 * gcov.c (STRING_SIZE): Remove.
2183 (generate_results): Erase annotations for source files with no
2184 coverage information.
2186 (output_lines): Use it.
2188 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2190 * gimple.h (gimplify_body): Remove first argument.
2191 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
2192 pointer set here, instead just pass DATA to walk_tree.
2193 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
2194 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
2195 (unvisit_body): Likewise, but with unmark_visited.
2196 (gimplify_body): Remove BODY_P argument and adjust.
2197 (gimplify_function_tree): Adjust call to gimplify_body.
2198 * omp-low.c (finalize_task_copyfn): Likewise.
2200 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2202 * tree.h (build_function_decl_skip_args): Add boolean parameter.
2203 (build_function_type_skip_args): Delete.
2204 * tree.c (build_function_type_skip_args): Make static and add
2205 SKIP_RETURN parameter. Fix thinko in the handling of variants.
2206 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
2207 pass it to build_function_type_skip_args.
2208 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
2209 (tree_function_versioning): Likewise.
2210 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
2211 build_function_decl_skip_args.
2212 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
2213 and pass it to build_function_decl_skip_args/tree_function_versioning.
2214 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
2215 * ipa-inline-transform.c (save_inline_function_body): Likewise.
2216 * trans-mem.c (ipa_tm_create_version): Likewise.
2217 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
2218 * tree-inline.c (declare_return_variable): Remove always-true test.
2219 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
2220 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
2221 * ipa-split.c (split_function): Skip the return value for the split
2222 part if it doesn't return.
2224 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2226 PR tree-optimization/49642
2227 * ipa-split.c (forbidden_dominators): New variable.
2228 (check_forbidden_calls): New function.
2229 (dominated_by_forbidden): Likewise.
2230 (consider_split): Check for forbidden dominators.
2231 (execute_split_functions): Initialize and free forbidden
2232 dominators info; call check_forbidden_calls.
2234 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2236 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
2238 2012-01-11 Nick Clifton <nickc@redhat.com>
2240 * config/rx/rx.md (return): Define pattern.
2242 2012-01-11 Richard Guenther <rguenther@suse.de>
2244 * doc/extend.texi (malloc attribute): Adjust according to
2247 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
2248 Patrick Marlier <patrick.marlier@gmail.com>
2251 * trans-mem.c (get_cg_data): Traverse aliases if requested.
2252 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
2253 (ipa_tm_note_irrevocable): Same.
2254 (ipa_tm_scan_irr_block): Same.
2255 (ipa_tm_decrement_clone_counts): Same.
2256 (ipa_tm_scan_irr_function): Same.
2257 (ipa_tm_create_version_alias): Same.
2258 (ipa_tm_create_version): Same.
2259 (ipa_tm_transform_calls_redirect): Same.
2260 (ipa_tm_transform_calls): Same.
2261 (ipa_tm_transform_transaction): Same.
2262 (ipa_tm_execute): Same.
2264 2012-01-10 Richard Guenther <rguenther@suse.de>
2267 * opts.c (common_handle_option): Handle -Werror.
2269 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
2271 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
2274 2012-01-10 Jason Merrill <jason@redhat.com>
2276 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
2279 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2281 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
2282 supports R_386_TLS_GD_PLT reloc.
2283 (gcc_cv_as_ix86_tlsldmplt): Check if linker
2284 supports R_386_TLS_LDM_PLT reloc.
2285 * configure: Regenerate.
2286 * config.in: Regenerate.
2288 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
2291 Extend __pgmx semantics to linearize memory.
2292 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
2293 determine if code comes inline or from libgcc.
2294 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
2295 (movmem_qi, movmem_qi): Set constraint #2 to "n".
2296 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
2297 (movmemx_qi, movmemx_hi): New insns.
2298 (xload_<mode>_libgcc): Rewrite to new insn condition.
2299 (xload_<mode>): Remove insns.
2300 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
2301 cases that don't satisfy avr_xload_libgcc_p().
2302 (avr_addr_space_convert): Allow converting in any direction.
2303 (avr_addr_space_subset_p): Return always true.
2304 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
2305 (avr_emit_movmemhi): Ditto.
2306 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
2307 (avr_out_movmem): Ditto.
2308 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
2309 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
2310 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
2311 (avr_encode_section_info): Encode 'progmem' in symbol flags.
2312 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
2314 2012-01-10 Richard Guenther <rguenther@suse.de>
2316 PR tree-optimization/50913
2317 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
2318 Require data-refs to be representable by Graphite with respect
2321 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
2323 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
2324 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
2326 2012-01-10 Tom de Vries <tom@codesourcery.com>
2328 PR rtl-optimization/51271
2329 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
2330 handling annulled branch.
2332 2012-01-10 Richard Henderson <rth@redhat.com>
2334 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
2335 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
2336 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
2337 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
2338 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
2339 arm_expand_vec_perm_const): New.
2340 * config/arm/arm-protos.h: Update.
2341 * config/arm/neon.md (UNSPEC_VCONCAT): New.
2342 (*neon_vswp<VDQX>): New.
2343 (neon_vcombine<VDX>): Use neon_split_vcombine.
2344 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
2345 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
2346 (vec_perm<VE>): New.
2348 2012-01-10 Richard Henderson <rth@redhat.com>
2350 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
2351 use it if reload_completed.
2352 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
2353 arm_output_asm_insn, arm_process_output_memory_barrier,
2354 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
2355 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
2356 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
2357 arm_process_output_sync_insn, arm_output_sync_insn,
2358 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
2359 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
2360 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
2361 (emit_unlikely_jump): New.
2362 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
2363 (arm_split_atomic_op): New.
2364 * config/arm/arm-protos.h: Update.
2365 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
2366 (struct arm_sync_generator): Remove.
2367 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
2368 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
2369 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
2370 (VUNSPEC_LL, VUNSPEC_SC): New.
2371 (sync_result, sync_memory, sync_required_value, sync_new_value,
2372 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
2373 (attr length): Don't use arm_sync_loop_insns.
2374 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
2375 (movsfcc, movdfcc): Likewise.
2376 * config/arm/constraints.md (Ua): New.
2377 * config/arm/prediates.md (mem_noofs_operand): New.
2378 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
2379 (sync_clobber, sync_t2_reqd): Remove.
2380 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
2381 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
2382 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
2383 (arm_sync_compare_and_swap<SIDI>): Remove.
2384 (arm_sync_compare_and_swap<NARROW>): Remove.
2385 (arm_sync_lock_test_and_set<SIDI>): Remove.
2386 (arm_sync_lock_test_and_set<NARROW>): Remove.
2387 (arm_sync_new_<syncop><SIDI>): Remove.
2388 (arm_sync_new_<syncop><NARROW>): Remove.
2389 (arm_sync_new_nand<SIDI>): Remove.
2390 (arm_sync_new_nand<NARROW>): Remove.
2391 (arm_sync_old_<syncop><SIDI>): Remove.
2392 (arm_sync_old_<syncop><NARROW>): Remove.
2393 (arm_sync_old_nand<SIDI>): Remove.
2394 (arm_sync_old_nand<NARROW>): Remove.
2395 (*memory_barrier): Merge arm_output_memory_barrier.
2396 (atomic_compare_and_swap<QHSD>): New.
2397 (atomic_compare_and_swap<NARROW>_1): New.
2398 (atomic_compare_and_swap<SIDI>_1): New.
2399 (atomic_exchange<QHSD>): New.
2400 (cas_cmp_operand, cas_cmp_str): New.
2401 (atomic_op_operand, atomic_op_str): New.
2402 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
2403 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
2404 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
2405 (arm_load_exclusive<NARROW>): New.
2406 (arm_load_exclusivesi, arm_load_exclusivedi): New.
2407 (arm_store_exclusive<QHSD>): New.
2409 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2411 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
2412 reload patterns if -mvsx-scalar-memory.
2414 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
2415 generated, even -mno-vsx-scalar-double was used.
2416 (vsx_xscvdpsp_scalar): Likewise.
2417 (vsx_xscvspdp_scalar2): Likewise.
2419 2012-01-09 Tom de Vries <tom@codesourcery.com>
2420 Andrew Pinski <apinski@cavium.com>
2423 * reorg.c (fill_slots_from_thread): Don't speculate
2424 frame-related insns.
2426 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
2428 * sched-int.h (bb_note): Move to...
2429 * basic-block.h: ...here.
2430 * haifa-sched.c (bb_note): Move to...
2431 * cfgrtl.c: ...here.
2432 * function.c (next_block_for_reg): New function.
2433 (move_insn_for_shrink_wrap): Likewise.
2434 (prepare_shrink_wrap): Rewrite to use the above.
2436 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
2438 * gimple.c (is_gimple_non_addressable): Remove.
2439 * gimple.h: Remove is_gimple_non_addressable.
2440 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
2441 is_gimple_non_addressable.
2442 * trans-mem.c (expand_assign_tm): Same.
2444 2012-01-09 Richard Guenther <rguenther@suse.de>
2446 PR tree-optimization/51775
2447 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
2448 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
2450 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2452 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2454 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2456 2012-01-09 Richard Guenther <rguenther@suse.de>
2458 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
2460 2012-01-08 Jan Hubicka <jh@suse.cz>
2462 PR tree-optimize/51680
2463 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
2464 on when known_vals needs to be computed; cleanup.
2466 2012-01-08 Jan Hubicka <jh@suse.cz>
2468 PR tree-optimize/51694
2469 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
2471 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
2473 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
2474 for -std=c++98 and -std=c++11 too.
2476 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
2478 * cfgloop.c (cancel_loop): Add free() of bbs array.
2480 2012-01-07 Jan Hubicka <jh@suse.cz>
2482 PR tree-optimization/51600
2483 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
2484 that benefits small functions.
2486 2012-01-07 Jan Hubicka <jh@suse.cz>
2488 * ipa-inline.c (want_inline_small_function_p): Fix formating.
2490 2012-01-07 Jan Hubicka <jh@suse.cz>
2492 PR tree-optimization/51680
2493 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
2494 whose inlining reduce unit size.
2496 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
2499 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
2500 Add canonical node to containing_mem chain after the non-canonical
2501 one, even if there weren't any locs to propagate.
2502 (remove_useless_values): Keep only canonical values.
2503 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
2504 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
2505 canonicalize mem_chain elements that are not discarded.
2507 2012-01-06 Jakub Jelinek <jakub@redhat.com>
2510 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
2511 before emitting functions.
2513 PR gcov-profile/50127
2514 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
2515 clear_aux_for_blocks.
2517 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
2520 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
2522 2012-01-06 Arnaud Charlet <charlet@adacore.com>
2524 * c-decl.c (ext_block): Moved up.
2525 (collect_all_refs, for_each_global_decl): Take ext_block into account.
2527 2012-01-06 Han Shen <shenhan@google.com>
2529 Translate built-in include paths for sysroot.
2530 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
2531 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
2533 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
2534 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
2536 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
2537 control whether sysroot should be prepended to gxx include dir.
2539 * configure: Regenerate.
2541 2012-01-06 Torvald Riegel <triegel@redhat.com>
2543 PR rtl-optimization/51771
2544 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
2545 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
2547 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2549 PR tree-optimization/51315
2550 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
2551 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
2553 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
2556 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
2557 for shrp pattern. Correctly handle and fixup shift variable.
2558 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
2560 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2563 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
2564 note when !ACCUMULATE_OUTGOING_ARGS.
2566 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2568 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
2570 (extract_range_from_unary_expr_1): Avoid useless computations.
2572 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2574 PR rtl-optimization/51767
2575 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
2576 of jump_block and add an extra edge for degenerated asm gotos.
2579 * stmt.c (check_unique_operand_names): Don't ICE during error
2580 reporting if i is from labels chain.
2583 * profile.c (branch_prob): Split bbs that have exit edge
2584 and need a fake entry edge too.
2586 2012-01-05 Jan Hubicka <jh@suse.cz>
2589 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
2592 2012-01-05 Richard Guenther <rguenther@suse.de>
2595 * tree-streamer-out.c (write_ts_optimization): New function.
2596 (streamer_write_tree_body): Call it.
2597 * tree-streamer-in.c (lto_input_ts_optimization): New function.
2598 (streamer_read_tree_body): Call it.
2599 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
2601 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2604 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
2605 * gimplify.c (gimplify_cleanup_point_expr): Save and set
2606 in_cleanup_point_expr before gimplify_stmt call and restore it
2608 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
2609 in_cleanup_point_expr is false.
2611 2012-01-05 Richard Guenther <rguenther@suse.de>
2614 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
2616 * toplev.c (process_options): Reject combining mudflap and LTO.
2617 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
2619 2012-01-05 Richard Guenther <rguenther@suse.de>
2621 PR tree-optimization/51760
2622 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
2624 (bit_value_unop): Handle UNDEFINED operands.
2625 (bit_value_binop): Likewise.
2627 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
2629 * config/avr/avr.c (avr_replace_prefix): Remove.
2630 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
2631 (avr_asm_function_rodata_section): Ditto.
2632 (avr_asm_select_section): Ditto.
2634 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
2636 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
2639 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2642 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
2643 calls that have any non-fake successor edges.
2646 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
2648 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
2650 PR tree-optimization/51624
2651 * tree-sra.c (build_ref_for_model): When replicating a chain of
2652 COMPONENT_REFs, stop as soon as the offset would become negative.
2654 2012-01-04 Jakub Jelinek <jakub@redhat.com>
2657 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
2658 in .debug_loc on the floor.
2660 2012-01-04 Andrew Pinski <apinski@cavium.com>
2662 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
2664 2012-01-04 Andrew Pinski <apinski@cavium.com>
2665 Adam Nemet <anemet@caviumnetworks.com>
2667 * config/mips/mips.md (size): Add SI and DI.
2668 (SIZE): New mode attribute.
2669 (U): New code attribute.
2670 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
2671 (mips_lbux_<mode>): Delete.
2672 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
2673 (mips_lhx): Use gen_mips_lhx_extsi.
2674 (mips_lhx_<mode>): Delete.
2676 (mips_l<size>x): New expand.
2677 (mips_lwx_<mode>): Delete.
2678 (mips_l<GPR:size>x_<P:mode>): New pattern.
2679 (*mips_lw<u>x_<P:mode>_ext): Likewise.
2680 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
2681 * config/mips/mips.c (mips_lx_address_p): New function.
2682 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
2683 (dsp64): New availability predicate.
2684 (mips_builtins): Add an entry for __builtin_mips_ldx.
2685 * config/mips/mips.h (ISA_HAS_LBX): New define.
2686 (ISA_HAS_LBUX): Likewise.
2687 (ISA_HAS_LHX): Likewise.
2688 (ISA_HAS_LHUX): Likewise.
2689 (ISA_HAS_LWX): Likewise.
2690 (ISA_HAS_LWUX): Likewise.
2691 (ISA_HAS_LDX): Likewise.
2692 * doc/extend.texi (__builtin_mips_ldx): Document.
2694 2012-01-04 Tristan Gingold <gingold@adacore.com>
2696 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
2697 when long pointers are used.
2698 * config.build (*-*-*vms*): Handle all OpenVMS targets.
2699 (alpha64-dec-*vms*, alpha*-dec-*vms*)
2700 (ia64-hp-*vms*): Remove.
2701 * config/vms/xm-vms64.h: Delete.
2703 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2706 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
2708 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2710 * opts.c (finish_options): Remove duplicate sorry.
2712 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2715 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
2718 2012-01-04 Richard Guenther <rguenther@suse.de>
2721 * tree.c (size_low_cst): New function.
2722 * tree.h (size_low_cst): Declare.
2723 * fold-const.c (fold_comparison): Use it to extract the low
2724 part of the POINTER_PLUS_EXPR offset.
2726 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
2728 Fix clearing ZERO_REG
2729 * config/avr/avr.md (cc): Add alternative "ldi".
2730 (movqi_insn): Use it in cc attribute.
2731 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
2732 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
2733 (output_reload_insisf): Use ZERO_REG to pre-clear register.
2735 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2737 * configure: Regenerate.
2739 2012-01-04 Richard Guenther <rguenther@suse.de>
2741 PR tree-optimization/49651
2742 * tree-ssa-structalias.c (type_can_have_subvars): New function.
2743 (var_can_have_subvars): Use it.
2744 (get_constraint_for_1): Only consider subfields if there can be any.
2746 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2749 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
2750 to its new canonical_cselib_val and the cselib_val was in
2751 first_containing_mem chain, but the canonical_cselib_val was not,
2752 add the latter into the chain.
2753 (cselib_invalidate_mem): Compare canonical_cselib_val of
2754 addr_list chain elt with v.
2757 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
2758 dwarf2out_undef): Allocate e.info using ggc_strdup instead
2760 (output_macinfo_op): Don't ggc_strdup fd->filename.
2761 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
2762 then ggc_strdup it. Don't free inc->info or cur->info.
2763 (output_macinfo): Don't free ref->info or file->info.
2765 2012-01-03 Ira Rosen <irar@il.ibm.com>
2767 PR tree-optimization/51269
2768 * tree-vect-loop-manip.c (set_prologue_iterations): Make
2769 first_niters a pointer.
2770 (slpeel_tree_peel_loop_to_edge): Likewise.
2771 (vect_do_peeling_for_loop_bound): Update call to
2772 slpeel_tree_peel_loop_to_edge.
2773 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
2774 here. Remove it from the parameters list.
2775 (vect_do_peeling_for_alignment): Update calls and compute
2778 2012-01-03 Richard Guenther <rguenther@suse.de>
2780 PR tree-optimization/51070
2781 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2782 Properly handle calls.
2784 2012-01-03 Richard Guenther <rguenther@suse.de>
2786 PR tree-optimization/51692
2787 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
2788 the LHS of allocation stmts.
2790 2012-01-03 Olivier Hainque <hainque@adacore.com>
2792 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
2794 2012-01-03 Olivier Hainque <hainque@adacore.com>
2796 * collect2.c (main): In AIX specific computations for vector
2797 insertions, use CONST_CAST2 to cast from char ** to const char **.
2799 2012-01-03 Richard Guenther <rguenther@suse.de>
2802 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
2803 the context of a limbo DIE when it does not already exist.
2805 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2807 PR tree-optimization/51719
2808 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
2809 but direct call is, clear direct call's lhs and don't add fallthrough
2810 edge from dcall_bb to join_bb and PHIs.
2812 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2814 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
2815 the instructions emitted by the pattern.
2816 ("*TDC_insn_<mode>"): Add comment.
2818 2012-01-03 Richard Guenther <rguenther@suse.de>
2821 * fold-const.c (fold_comparison): Properly canonicalize
2822 tree offset and HOST_WIDE_INT bit position.
2824 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
2826 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
2827 operands for extzv pattern.
2829 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2832 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
2835 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
2837 * doc/invoke.texi (-flto and related options): Copy-edit.
2839 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2841 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
2843 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2845 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
2848 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2850 * expr.h (move_by_pieces_ninsns): Declare.
2851 * expr.c (move_by_pieces_ninsns): Make external.
2852 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
2853 (mips_store_by_pieces_p): Likewise.
2854 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
2855 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
2856 * config/mips/mips.c (mips_move_by_pieces_p): New function.
2857 (mips_store_by_pieces_p): Likewise.
2859 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2861 * passes.c (register_one_dump_file): Free full_name.
2863 * reload1.c (reload): Don't allocate reg_max_ref_width here.
2864 (calculate_elim_costs_all_insns): Free offsets_at and
2865 offsets_known_at at the end and clear the pointers.
2867 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2869 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
2870 this option introduced in r180739.
2872 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2875 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
2876 (tmake_file target=avr): Add avr/t-multilib.
2878 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
2879 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
2880 * config/avr/genmultilib.awk: New file.
2881 * config/avr/t-multilib: New auto-generated file.
2882 * config/avr/multilib.h: New auto-generated file.
2883 * config/avr/t-avr (AVR_MCUS): New variable.
2884 (genopt.sh): Use it.
2885 (s-mlib): Depend on t-multilib.
2886 (t-multilib, multilib.h): New dependencies.
2887 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
2888 (MULTILIB_OPTIONS): Remove.
2889 (MULTILIB_MATCHES): Remove.
2890 (MULTILIB_DIRNAMES): Remove.
2891 (MULTILIB_EXCEPTIONS): Remove:
2892 * config/avr/genopt.sh: Don't use hard coded file name;
2893 pass AVR_MCUS from t-avr instead.
2895 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2897 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
2899 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2901 Implement light-weight DImode support.
2902 * config/avr/avr-dimode.md: New file.
2903 * config/avr/avr.md: Include it.
2904 (adjust_len): Add plus64, compare64.
2905 (HIDI): Remove code iterator.
2906 (code_stdname): New code attribute.
2907 (rotx, rotsmode): Remove DI.
2908 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
2910 * config/avr/avr-protos.h (avr_have_dimode): New.
2911 (avr_out_plus64, avr_out_compare64): New.
2912 * config/avr/avr.c (avr_out_compare): Handle DImode.
2913 (avr_have_dimode): New variable definition and initialization.
2914 (avr_out_compare64, avr_out_plus64): New functions.
2915 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
2916 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
2917 (avr_compare_pattern): Skip DImode comparisons.
2919 2012-01-02 Revital Eres <revital.eres@linaro.org>
2921 * ddg.c (def_has_ccmode_p): New function.
2922 (add_cross_iteration_register_deps,
2923 create_ddg_dep_from_intra_loop_link): Call it.
2925 2012-01-02 Richard Guenther <rguenther@suse.de>
2928 * invoke.texi (fassociative-math): Remove spurious paranthesis.
2930 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2932 * gcc.c (process_command): Update copyright notice dates.
2933 * gcov.c (print_version): Likewise.
2934 * gcov-dump.c (print_version): Likewise.
2935 * mips-tfile.c (main): Likewise.
2936 * mips-tdump.c (main): Likewise.
2938 2012-01-01 Ira Rosen <irar@il.ibm.com>
2940 PR tree-optimization/51704
2941 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
2942 a use is inside the basic block or loop before accessing its vect info.
2944 2012-01-01 Jan Hubicka <jhjh@suse.cz>
2946 PR rtl-optimization/51069
2947 * cfgloopmanip.c (remove_path): Removing path making irreducible
2948 region unconditional makes BB part of the region.
2950 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2952 PR tree-optimization/51683
2953 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
2954 calls with side-effects.
2955 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
2957 Copyright (C) 2012 Free Software Foundation, Inc.
2959 Copying and distribution of this file, with or without modification,
2960 are permitted in any medium without royalty provided the copyright
2961 notice and this notice are preserved.