1 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7 * tree-phinodes.c (make_phi_node): Mark static.
8 * tree-flow.h (make_phi_node): Remove extern decl.
9 * doc/gimple.texi (make_phi_node): Remove documentation.
11 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13 * tree-into-ssa (update_ssa): Avoid trailing whitespace in
15 * tree-ssa-sccvn.c (print_scc): Ditto.
17 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19 * doc/passes.texi (Full redundancy elimination): Fix typo.
21 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
23 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
25 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
28 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
30 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
33 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
35 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
37 * config/avr/avr.md (code_stdname): Add ior, xor.
38 (xior): New code iterator.
39 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
40 (*<code_stdname><mode>qi.byte1-3): Ditto.
42 2012-02-23 Jakub Jelinek <jakub@redhat.com>
44 PR tree-optimization/52019
45 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
48 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
50 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
51 HAVE_INITFINI_ARRAY to work around namespace pollution in
52 certain versions of newlib system headers.
53 * config.in: Regenerate.
54 * configure: Regenerate.
55 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
56 instead of HAVE_INITFINI_ARRAY.
58 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
61 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
62 is not offsettable memory reference.
64 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
67 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
68 setting avr_need_clear_bss_p for __gnu_lto* symbols.
70 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
72 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
73 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
75 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
77 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
78 library on Solaris 8 even without TLS support.
79 * configure: Regenerate.
81 2012-02-22 Richard Guenther <rguenther@suse.de>
84 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
85 for GIMPLE_DEBUG stmts.
87 2012-02-22 Martin Jambor <mjambor@suse.cz>
90 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
91 according to the base object.
93 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
95 PR rtl-optimization/50063
96 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
97 and 2 (8-bit SP) in operand 2.
98 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
99 setup to use movhi_sp_r instead of vanilla move to write SP.
100 Adjust REG_CFA notes to superseed unspec.
101 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
103 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
104 known to be off) only with TARGET_NO_INTERRUPTS. Never use
105 irq_state 1 (IRQ known to be on) here.
107 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
109 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
111 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
112 assign_hard_reg): Likewise.
114 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
116 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
118 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
121 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
122 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
124 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
126 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
127 prototype from here to...
128 * config/avr/avr.h: ...here.
130 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
133 * thumb2.md (thumb2_shiftsi3_short): Split register and
134 immediate shifts. For register shifts tie operands 0 and 1.
135 (peephole2 for above): Check that register-controlled shifts
136 have suitably tied operands.
138 2012-02-21 Quentin Neill <quentin.neill@amd.com>
141 * config/i386/bdver1.md (bdver1_call, bdver1_push,
142 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
143 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
144 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
145 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
146 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
147 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
148 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
149 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
150 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
151 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
152 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
153 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
154 bdver1_ssevector_avx256_unaligned_load,
155 bdver1_ssevector_sse128_unaligned_load,
156 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
157 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
158 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
159 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
160 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
161 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
162 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
163 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
164 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
165 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
166 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
167 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
168 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
169 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
170 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
171 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
172 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
173 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
174 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
175 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
176 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
177 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
178 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
179 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
180 bdver1_ssediv_double_load, bdver1_ssediv_double,
181 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
182 Add "bdver2" attribute.
184 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
186 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
187 default if possible and not specified otherwise.
189 2012-02-21 Richard Guenther <rguenther@suse.de>
192 * gimplify.c (create_tmp_from_val): Use the main variant type
193 for the type of the temporary we create.
195 2012-02-21 Richard Guenther <rguenther@suse.de>
197 PR tree-optimization/52324
198 * gimplify.c (gimplify_expr): When re-gimplifying expressions
199 do not gimplify a MEM_REF address operand if it is already
202 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
204 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
205 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
207 2012-02-21 Richard Guenther <rguenther@suse.de>
209 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
212 2012-02-21 Jakub Jelinek <jakub@redhat.com>
214 PR tree-optimization/52318
215 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
216 vdef also to non-pure/const call stmts in the sequence.
218 2012-02-20 David S. Miller <davem@davemloft.net>
220 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
221 don't use the "rd %pc" instruction on v9 for PIC register loads.
223 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
226 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
227 in a transaction safe function.
229 2012-02-20 Kai Tietz <ktietz@redhat.com>
232 * stor-layout.c (place_field): Handle desired_align for
235 2012-02-20 Richard Guenther <rguenther@suse.de>
237 PR tree-optimization/52298
238 * tree-vect-stmts.c (vectorizable_store): Properly use
239 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
241 (vectorizable_load): Likewise.
242 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
243 Access DR_STEP after ensuring it is not NULL.
245 2012-02-20 Jakub Jelinek <jakub@redhat.com>
247 PR tree-optimization/52286
248 * fold-const.c (fold_binary_loc): For (X & C1) | C2
249 optimization use double_int_to_tree instead of build_int_cst_wide,
250 rewrite to use double_int vars.
252 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
255 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
257 Remove -e 0 from $gcc_cv_ld invocation.
258 Only use __GLIBC_PREREQ if defined.
259 Enable on Solaris since Solaris 8 patch.
260 (gcc_SUN_LD_VERSION): New macro.
261 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
262 gcc_SUN_LD_VERSION for version number format.
263 * configure: Regenerate.
264 * varasm.c (get_elf_initfini_array_priority_section): Set
265 SECTION_NOTYPE for non-default priority.
266 Use get_section instead of get_unnamed_section to emit
267 .init_array/.fini_array with default priority.
269 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
271 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
272 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
273 (mips_start_unique_function, mips_output_mips16_rdhwr)
274 (mips_code_end): New functions.
275 (TARGET_ASM_CODE_END): Define.
277 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
279 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
280 to stubs with non-sibling calls.
282 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
284 * doc/invoke.texi (-fira-* options): Copy-edit.
285 (ira-* parameters): Copy-edit.
287 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
289 * doc/invoke.texi: Minor copy-edits to bring into conformance with
290 GCC coding conventions.
292 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
294 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
295 when used as adjectives.
297 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
299 * doc/invoke.texi: Clean up "that"/"which" confusion.
301 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
303 * system.h: Poison SMALL_REGISTER_CLASSES
304 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
305 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
307 2012-02-16 Jakub Jelinek <jakub@redhat.com>
309 PR tree-optimization/52285
310 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
311 when deciding if a call is a tail call or tail recursion.
313 2012-02-16 Kai Tietz <ktietz@redhat.com>
315 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
316 interger-constant displacement for UNSPEC_PCREL.
318 2012-02-16 Jakub Jelinek <jakub@redhat.com>
320 PR rtl-optimization/52208
321 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
322 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
324 PR tree-optimization/52255
325 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
326 loop->header has virtual PHI, but exit_e->dest doesn't, add
327 virtual PHI to exit_e->dest and adjust all uses after the loop.
330 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
331 children with clone_tree_hash, not after it.
333 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
335 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
336 extended identifiers.
338 2012-02-16 Jakub Jelinek <jakub@redhat.com>
341 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
342 a same_body_alias, also test whether e->callee isn't a former
343 or current clone of the decl this is a same body alias of.
346 * cgraphunit.c (verify_cgraph_node): Fix a typo.
348 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
350 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
352 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
355 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
356 force_reg instead of copy_to_reg for better optimization. Force
357 non-register or memory operands into a register.
359 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
361 * extend.texi: Reserve upper bits of memory model for future use.
363 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
364 Anatoly Sokolov <aesok@post.ru>
365 Eric Weddington <eric.weddington@atmel.com>
368 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
369 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
370 Rewrite initializers for .macro.
371 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
372 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
373 atxmega32d4, atxmega32x1.
374 avrxmega4: atxmega64a3, atxmega64d3.
375 avrxmega5: atxmega64a1, atxmega64a1u.
376 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
377 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
378 avrxmega7: atxmega128a1, atxmega128a1u.
379 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
380 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
381 (struct base_arch_s): Rename reserved to xmega_p.
382 Rename reserved2 to have_rampd.
383 (AVR_XMEGA): New define.
384 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
385 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
386 * config/avr/predicates.md (io_address_operand): Take into
388 (low_io_address_operand): Ditto.
389 (high_io_address_operand): Ditto.
390 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
391 (enabled, movhi_sp_r): Use them.
392 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
393 cpp_define_formatted to built-in define __AVR_ARCH__.
394 (__AVR_XMEGA__): New built-in define.
395 (__AVR_HAVE_RAMPD__): New built-in define.
396 (__AVR_HAVE_RAMPX__): New built-in define.
397 (__AVR_HAVE_RAMPY__): New built-in define.
398 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
400 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
401 (avr_option_override): Initialize them.
402 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
403 (avr_init_expanders): Initialize them. No more block several calls.
404 (emit_push_sfr): New static function.
405 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
407 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
408 (avr_print_operand): Print addreeses as symbols for
409 RAMPX, RAMPY, RAMPD, CCP.
410 (output_movhi): Handle AVR_XMEGA when writing to SP.
411 (avr_out_movhi_mr_r_xmega): New static function.
412 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
413 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
414 __RAMPD__, __CCP__ as needed.
416 * config/avr/multilib.h: Regenerate.
417 * config/avr/t-multilib: Regenerate.
418 * config/avr/avr-tables.opt: Regenerate.
420 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
422 PR tree-optimization/50561
423 * graphite-flattening.c (lst_project_loop): Do not
424 remove old scattering dimensions after flattening.
425 (lst_do_flatten): Likewise.
427 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
429 * doc/extend.texi (AVR Built-in Functions): Remove doc for
430 __builtin_avr_map8, __builtin_avr_map16.
431 Document __builtin_avr_insert_bits.
433 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
434 (insert_bits): New insn.
435 (adjust_len.map_bits): Rename to insert_bits.
436 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
437 * avr-protos.h (avr_out_map_bits): Remove.
438 (avr_out_insert_bits, avr_has_nibble_0xf): New.
439 * config/avr/constraints.md (Cxf,C0f): New.
440 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
441 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
442 New built-in define __BUILTIN_AVR_INSERT_BITS.
443 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
444 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
445 (avr_move_bits): Rewrite.
446 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
448 (avr_map_op_t): New typedef.
449 (avr_map_op): New static variable.
450 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
451 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
452 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
453 (bdesc_3arg, avr_expand_triop_builtin): New.
454 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
455 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
456 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
457 (avr_map_equal_p, avr_map_sig_p): Remove.
458 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
459 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
460 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
461 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
462 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
463 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
465 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
467 * config/c6x/c6x.md (reserve_cycles): New attribute.
468 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
469 don't reserve functional units after the branch occurs.
471 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
474 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
475 functions into non-tm_pure functions.
477 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
480 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
481 (iterative_hash_canonical_type): Likewise.
482 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
485 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
487 * haifa-sched.c (prune_ready_list): Ensure that if there is a
488 sched-group insn, it either remains alone or the entire list is pruned.
490 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
492 * doc/install.texi (Prerequisites): Fix grammar.
493 (Configuration): Likewise.
495 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
497 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
498 MPC as part of GCC before describing configuring with --with-gmp etc.
499 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
502 2012-02-14 Jakub Jelinek <jakub@redhat.com>
505 * dwarf2out.c (clone_tree_hash): New function.
506 (copy_decls_walk): Use it instead of clone_tree.
508 2012-02-14 Richard Guenther <rguenther@suse.de>
510 PR tree-optimization/52244
511 PR tree-optimization/51528
512 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
513 replacements for integral types.
515 2012-02-14 Walter Lee <walt@tilera.com>
517 * config.gcc: Handle tilegx and tilepro.
518 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
520 Add HAVE_AS_TLS check for tilegx and tilepro.
521 * configure: Regenerate.
522 * doc/contrib.texi: Add Mat Hostetter and self.
523 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
524 Document instruction intrinsics and network accessing intrinsics.
525 (TILEPro Built-in Functions): New node. Document instruction
526 intrinsics and network accessing intrinsics.
527 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
528 (Specific, tilepro-*-linux*): Likewise.
529 * doc/invoke.texi (TILE-Gx Options): New section.
530 (TILEPro Options): New section.
531 * doc/md.texi (TILE-Gx): New section.
532 (TILEPro): New section.
533 * common/config/tilegx/tilegx-common.c: New file.
534 * common/config/tilepro/tilepro-common.c: New file.
535 * config/tilegx/constraints.md: New file.
536 * config/tilegx/linux.h: New file.
537 * config/tilegx/mul-tables.c: New file.
538 * config/tilegx/predicates.md: New file.
539 * config/tilegx/sync.md: New file.
540 * config/tilegx/t-tilegx: New file.
541 * config/tilegx/tilegx-builtins.h: New file.
542 * config/tilegx/tilegx-c.c: New file.
543 * config/tilegx/tilegx-generic.md: New file.
544 * config/tilegx/tilegx-modes.def: New file.
545 * config/tilegx/tilegx-multiply.h: New file.
546 * config/tilegx/tilegx-protos.h: New file.
547 * config/tilegx/tilegx.c: New file.
548 * config/tilegx/tilegx.h: New file.
549 * config/tilegx/tilegx.md: New file.
550 * config/tilegx/tilegx.opt: New file.
551 * config/tilepro/constraints.md: New file.
552 * config/tilepro/gen-mul-tables.cc: New file.
553 * config/tilepro/linux.h: New file.
554 * config/tilepro/mul-tables.c: New file.
555 * config/tilepro/predicates.md: New file.
556 * config/tilepro/t-tilepro: New file.
557 * config/tilepro/tilepro-builtins.h: New file.
558 * config/tilepro/tilepro-c.c: New file.
559 * config/tilepro/tilepro-generic.md: New file.
560 * config/tilepro/tilepro-modes.def: New file.
561 * config/tilepro/tilepro-multiply.h: New file.
562 * config/tilepro/tilepro-protos.h: New file.
563 * config/tilepro/tilepro.c: New file.
564 * config/tilepro/tilepro.h: New file.
565 * config/tilepro/tilepro.md: New file.
566 * config/tilepro/tilepro.opt: New file.
568 2012-02-14 Jakub Jelinek <jakub@redhat.com>
570 PR tree-optimization/52210
571 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
572 vect_model_simple_cost with two entry vect_def_type array instead
575 2012-02-14 Richard Guenther <rguenther@suse.de>
578 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
579 Do not stream DECL_QUALIFIER.
580 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
581 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
582 (find_decls_types_r): Do not walk DECL_QUALIFIER.
584 2012-02-14 Jakub Jelinek <jakub@redhat.com>
587 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
590 2012-02-13 Jakub Jelinek <jakub@redhat.com>
593 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
594 * cselib.c (cselib_subst_to_values_from_insn): New function.
595 * sched-deps.c (add_insn_mem_dependence,
596 sched_analyze_1, sched_analyze_2): Use it.
598 2012-02-13 Jan Hubicka <jh@suse.cz>
601 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
603 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
605 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
606 (GTM_SELF_SPECS): Define if not already defined.
607 (driver_self_specs): Add GTM_SELF_SPECS.
608 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
609 (GTM_SELF_SPECS): Define.
610 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
611 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
613 2012-02-13 Jakub Jelinek <jakub@redhat.com>
615 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
618 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
621 * omp-low.c (expand_omp_for): If a static schedule without chunk size
622 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
624 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
627 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
629 2012-02-13 Richard Guenther <rguenther@suse.de>
632 * passes.c (enable_disable_pass): Fix typo.
634 2012-02-13 Jakub Jelinek <jakub@redhat.com>
637 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
638 XOR for reduce_bit_field if type is unsigned.
640 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
642 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
643 disallow changes from SFmode to mode with different size in FP regs.
645 2012-02-12 Robert Millan <rmh@gnu.org>
646 Gerald Pfeifer <gerald@pfeifer.com>
648 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
651 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
653 PR rtl-optimization/52175
654 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
655 to frame-related instructions.
657 2012-02-10 Jason Merrill <jason@redhat.com>
660 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
661 (demangle_new_symbols): Fill it.
662 (scan_linker_output): Walk it.
663 (start_tweaking): Split out from scan_linker_output.
664 (maybe_tweak): Update sym->chosen.
665 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
667 2012-02-11 Jakub Jelinek <jakub@redhat.com>
670 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
672 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
674 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
675 having the same mode as previous compare.
677 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
679 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
680 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
681 (nonlocal_goto_internal): Likewise.
682 (nonlocal_goto): Emit a use and an indirect jump directly.
684 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
687 * doc/extend.texi : Update comments for __atomic_compare_exchange and
688 __atomic_{is,always}_lock_free.
690 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
693 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
694 negative constant address for x32.
696 2012-02-10 Richard Henderson <rth@redhat.com>
698 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
699 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
700 for GIMPLE_TRANSACTION. Tidy if's into a switch.
702 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
703 Ira Rosen <irar@il.ibm.com>
705 PR tree-optimization/50031
706 * targhooks.c (default_builtin_vectorization_cost): Handle
708 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
709 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
710 all types of reduction and pattern statements.
711 (vect_estimate_min_profitable_iters): Likewise.
712 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
713 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
714 for explicit realigns.
715 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
716 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
718 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
719 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
720 vec_perm for VSX and handle vec_promote_demote.
722 2012-02-10 Jakub Jelinek <jakub@redhat.com>
725 * builtins.c (fold_builtin_atomic_always_lock_free,
726 expand_builtin_atomic_always_lock_free,
727 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
728 Return and/or test boolean_true_node/boolean_false_node instead of
729 integer_one_node/integer_zero_node.
731 2012-02-10 Jan Hubicka <jh@suse.cz>
734 * predict.c (predict_paths_for_bb): Prevent looping.
735 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
737 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
739 * config/arm/arm.c (output_move_double): In one case properly
740 count number of instructions that will be emitted.
742 2012-02-10 Richard Guenther <rguenther@suse.de>
745 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
747 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
750 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
752 2012-02-09 Jakub Jelinek <jakub@redhat.com>
755 * var-tracking.c (emit_note_insn_var_location): If
756 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
757 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
758 non-NOTE_DURING_CALL_P insn.
760 2012-02-09 Bin Cheng <bin.cheng@arm.com>
763 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
765 2012-02-08 Magnus Granberg <zorry@gentoo.org>
768 * gcc.c (switch_matches) Support switches with separated form,
771 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
773 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
776 * config/avr/avr.c (avr_addr_t): New typedef.
777 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
778 (avr_init_expanders): Initialize it.
779 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
781 (expand_epilogue): Ditto.
782 (avr_print_operand): Ditto.
783 (avr_file_start): Ditto.
784 (avr_emit_movmemhi): Ditto.
786 2012-02-08 Richard Guenther <rguenther@suse.de>
788 PR tree-optimization/46886
789 * tree-flow.h (do_while_loop_p): Declare.
790 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
791 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
793 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
795 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
796 always succeed for integers larger than a native word.
798 2012-02-08 Richard Guenther <rguenther@suse.de>
800 PR rtl-optimization/52170
801 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
802 properly handle integer vector modes.
804 2012-02-08 Jakub Jelinek <jakub@redhat.com>
806 PR gcov-profile/52150
807 * coverage.c: Include target.h.
808 (build_var): Call targetm.strip_name_encoding on the assembler name.
809 Change one _ into . or $ if the target allows it.
810 * Makefile.in (coverage.o): Depend on $(TARGET_H).
812 PR rtl-optimization/52139
813 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
814 is a BARRIER after emit_insn_after_noloc, move BB_END
815 to the last non-BARRIER insn before it.
817 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
820 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
821 (mips_gimplify_va_arg_expr): Call it instead of
822 std_gimplify_va_arg_expr.
824 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
826 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
827 message for -mno-pointers-to-nested-function.
829 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
832 * expr.c (get_inner_reference): If there is an offset, add a negative
833 bit position to it (if any).
835 2012-02-07 Jakub Jelinek <jakub@redhat.com>
837 PR rtl-optimization/52060
838 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
839 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
840 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
841 and/or i0src_copy2 when needed.
843 2012-02-07 Jakub Jelinek <jakub@redhat.com>
845 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
846 or LTOPLUGINSONAME if have_c.
848 * config/freebsd-spec.h: Add comment about what macros can be defined
850 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
851 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
854 2012-02-07 Richard Guenther <rguenther@suse.de>
856 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
857 newline in -alias dumps.
859 2012-02-07 Kai Tietz <ktietz@redhat.com>
860 Dave Korn <dave.korn.cygwin@gmail.com>
863 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
864 Take care that typinfo gets dllexport-attribute.
866 2012-02-07 Jakub Jelinek <jakub@redhat.com>
869 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
870 if modifier < EXPAND_SUM call force_operand on the result.
872 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
874 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
875 adding __forwarder_dst__ prefix if a forwarder_section attribute is
877 (epiphany_function_type): Replace types for specific interrupts with
878 EPIPHANY_FUNCTION_INTERRUPT.
879 (EPIPHANY_INTERRUPT_P): Update.
880 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
882 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
883 <disinterrupt>: Affects type identity.
884 (epiphany_handle_interrupt_attribute): Handle variable number of
886 (epiphany_compute_function_type): Update for new
887 epiphany_function_type definition.
888 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
889 handlers with a longcall forwarder.
890 (epiphany_start_function): Handle multiple interrupt arguments and/or
891 forwarder_section attribute.
893 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
896 2012-02-07 Alan Modra <amodra@gmail.com>
899 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
902 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
904 PR tree-optimization/50969
905 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
906 use vec_perm rather than vector_stmt.
907 (vect_model_load_cost): Likewise.
908 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
909 vec_perm to be the same as other vector statements.
910 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
911 cost of vec_perm for TARGET_VSX.
913 2012-02-06 Richard Guenther <rguenther@suse.de>
915 PR tree-optimization/52115
916 * tree-sra.c (access_has_replacements_p): New function.
917 (sra_modify_assign): Use it to decide whether a use is uninitialized.
919 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
922 * trans-mem.c (expand_call_tm): Add an assertion.
923 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
926 2012-02-06 Richard Guenther <rguenther@suse.de>
928 PR tree-optimization/50955
929 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
930 raise cost of expressions that replace an address with an
931 expression based on a different pointer.
933 2012-02-06 Jakub Jelinek <jakub@redhat.com>
936 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
937 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
939 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
942 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
943 -Weffc++ and specify guidelines come from second edition.
945 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
947 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
948 (sibcall_value_multiple_internal, call_split, call_internal_direct)
949 (call_direct_split, call_value_split, call_value_internal_direct)
950 (call_value_direct_split, call_value_multiple_split): Use jal and
951 jal_macro attributes.
953 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
955 * reload1.c (reload_regs_reach_end_p): Replace with...
956 (reload_reg_rtx_reaches_end_p): ...this function.
957 (new_spill_reg_store): Update commentary.
958 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
959 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
960 before setting new_spill_reg_store.
961 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
962 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
963 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
964 for non-spill reload registers.
966 2012-02-05 Ira Rosen <irar@il.ibm.com>
968 PR tree-optimization/52091
969 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
970 (vect_is_simple_use_1): Likewise.
971 * tree-vect-loop.c (vectorizable_reduction): Update calls
972 to vect_is_simple_use_1 and vect_is_simple_use.
973 (vectorizable_live_operation): Likewise.
974 * tree-vect-patterns.c (widened_name_p,
975 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
976 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
977 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
978 vectorizable_shift,vectorizable_operation, vectorizable_store,
979 vectorizable_load): Likewise.
980 (vect_is_simple_cond): Add an argument, pass it to
981 vect_is_simple_use_1.
982 (vectorizable_condition): Update calls to vect_is_simple_cond,
984 (vect_is_simple_use): Add an argument, the statement in which
985 OPERAND is used. Check that if OPERAND's def stmt is a double
986 reduction phi node, the use is a phi node too.
987 (vect_is_simple_use_1): Add an argument, pass it to
989 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
990 to vect_is_simple_use.
992 2012-02-04 Jakub Jelinek <jakub@redhat.com>
994 PR rtl-optimization/52095
995 * modulo-sched.c (dump_insn_locator): New function.
996 (loop_canon_p, sms_schedule): Use it.
998 PR rtl-optimization/52113
999 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
1000 even for decomposable shift/zext insns.
1002 2012-02-03 Jakub Jelinek <jakub@redhat.com>
1003 Zdenek Dvorak <ook@ucw.cz>
1005 PR rtl-optimization/52092
1006 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
1007 on get_iv_value result.
1009 2012-02-02 Andrew Pinski <apinski@cavium.com>
1013 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
1015 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1018 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
1020 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
1022 PR rtl-optimization/49800
1023 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
1024 (sched_finish): Call regstat_free_n_sets_and_refs.
1026 2012-02-02 Jia Liu <proljc@gmail.com>
1028 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
1031 2012-02-02 Jan Hubicka <jh@suse.cz>
1032 Tom de Vries <tom@codesourcery.com>
1035 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
1036 * varpool.c (varpool_analyze_pending_decls): Likewise.
1038 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
1039 Jayant R Sonar <jayant.sonar@kpitcummins.com>
1041 * config.gcc: Add cr16-* support.
1043 * doc/extend.texi: Document cr16 extensions.
1044 * doc/install.texi: Document cr16 install.
1045 * doc/invoke.texi: Document cr16 options.
1046 * doc/md.texi: Document cr16 constraints.
1048 * common/config/cr16/cr16-common.c: New file.
1049 * config/cr16/cr16.c: New file.
1050 * config/cr16/cr16.h: New file.
1051 * config/cr16/cr16.md: New file.
1052 * config/cr16/cr16.opt: New file.
1053 * config/cr16/cr16-protos.h: New file.
1054 * config/cr16/predicates.md: New file.
1055 * config/cr16/constraints.md: New file.
1056 * config/cr16/t-cr16: New file.
1058 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1061 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
1062 that operands[2] is either immediate, or q_regs_operand.
1064 PR tree-optimization/52073
1065 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
1066 a pattern stmt for pattern uses, ignore uses outside of the loop.
1068 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1070 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
1071 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
1072 (OUT_AS1, OUT_AS2): Remove.
1074 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1076 PR rtl-optimization/51374
1077 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
1078 to cross other volatile_refs_p insns.
1080 2012-02-01 Richard Guenther <rguenther@suse.de>
1082 * doc/invoke.texi (fno-inline): Clarify documentation.
1083 (finline-small-functions): Likewise.
1084 (finline-functions): Likewise.
1085 * common.opt (finline): Adjust comment and documentation.
1086 (finline-small-functions): Clarify documentation.
1087 (finline-functions): Likewise.
1088 (finline-functions-called-once): Likewise.
1090 2012-02-01 Tristan Gingold <gingold@adacore.com>
1092 * c-typeck.c (composite_type): Keep mode for pointers.
1094 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
1096 * function.h (regno_reg_rtx): Adjust comment.
1097 * reginfo.c (init_reg_modes_target): Only use the previous mode
1098 if it fits within one register. Remove MIPS comment.
1100 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1103 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
1105 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1107 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
1108 to srak instruction.
1110 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1112 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
1114 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1119 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
1121 2012-01-31 Richard Guenther <rguenther@suse.de>
1123 PR tree-optimization/51528
1124 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
1127 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1132 * ree.c (add_removable_extension): Change def_map argument
1133 to unsigned *, store in def_map 1 + offset into *insn_list vector
1134 instead of pointers into the vector.
1135 (find_removable_extensions): Adjust caller.
1137 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1139 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
1140 Transform all "* quoted-c-code" to { c-code }.
1141 Remove redundant test for "optimize" in combine patterns.
1142 Move (include "avr-dimode.md") to end of file.
1144 2012-01-30 Bin Cheng <bin.cheng@arm.com>
1147 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
1148 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
1150 2012-01-30 Richard Guenther <rguenther@suse.de>
1152 PR tree-optimization/52028
1153 * tree-loop-distribution.c (ldist_gen): Properly update
1156 2012-01-30 Jakub Jelinek <jakub@redhat.com>
1159 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
1160 set_cur_line_info_table if not emitting debug info.
1162 PR tree-optimization/52046
1163 * tree-vect-patterns.c (check_bool_pattern): Give up if
1164 a comparison could throw.
1167 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
1169 2012-01-30 Richard Guenther <rguenther@suse.de>
1171 PR tree-optimization/52045
1172 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
1173 SSA form if cfgcleanup did anything.
1175 2012-01-30 Richard Guenther <rguenther@suse.de>
1177 PR tree-optimization/52045
1178 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
1179 before computing final todo.
1181 2012-01-30 Richard Guenther <rguenther@suse.de>
1183 PR tree-optimization/51528
1184 * tree-sra.c (sra_modify_assign): Re-factor in preparation
1187 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
1189 * df-problems.c (df_kill_notes): Check that the use refers
1190 to the note under examination.
1192 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
1195 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
1196 parameter and use short-lived pseudos.
1197 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
1198 (sparc_expand_vector_init): Const-ify local variables and adjust
1199 calls to above functions.
1201 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1203 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
1205 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
1207 * doc/invoke.texi: Make usage of "compile time" and
1208 "run time"/"runtime" consistent throughout the file.
1210 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
1212 * config/alpha/alpha.c (alpha_option_override): Default to
1213 full IEEE compliance mode for Go language.
1215 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
1217 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
1218 (LINK_SSP_SPEC): Define.
1220 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1223 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
1226 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
1228 * doc/invoke.texi: Correct hyphenation of "floating point",
1229 "double precision", and related terminology throughout the file.
1231 2012-01-28 Jakub Jelinek <jakub@redhat.com>
1234 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
1235 arm_general_register_operand predicate for operand 2 instead of
1238 2012-01-27 Ian Lance Taylor <iant@google.com>
1241 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
1242 * builtins.c (expand_builtin_init_trampoline): Add onstack
1243 parameter. Change caller.
1244 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
1245 * tree.c (build_common_builtin_nodes): Declare
1246 __builtin_init_heap_trampoline.
1248 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
1250 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
1251 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
1252 * config/avr/avr.c: Ditto.
1253 (avr_regnames): Remove because unused.
1254 * config/avr/avr.md (*cpse.ne): New peephole.
1255 (*cpse.eq): New peephole from former cpse peepholes.
1257 2012-01-27 Michael Eager <eager@eagercon.com>
1259 * config/microblaze.c (microblaze_emit_compare): Correct
1260 test after pcmp instruction.
1262 2012-01-27 Richard Guenther <rguenther@suse.de>
1264 PR tree-optimization/52020
1265 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
1267 2012-01-27 Richard Guenther <rguenther@suse.de>
1269 * ipa-pure-const.c (check_stmt): Clobbers do not make a
1270 function non-const/pure.
1272 2012-01-27 Richard Guenther <rguenther@suse.de>
1274 PR tree-optimization/50444
1275 * tree-sra.c (build_ref_for_offset): Properly adjust the
1276 MEM_REF type for unaligned accesses.
1278 2012-01-27 Richard Guenther <rguenther@suse.de>
1280 PR tree-optimization/50444
1281 * expr.c (mem_ref_refers_to_non_mem_p): New function.
1282 (expand_assignment): Use it. Properly handle misaligned
1283 bases when expanding stores to component references.
1284 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
1287 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
1290 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
1291 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
1292 * tree-data-ref.c (find_data_references_in_loop): Make static.
1293 (compute_all_dependences): Change return type to bool. Bail out
1294 for too many datarefs in a loop. Move the hunk resetting the data
1295 dependences vector from ...
1296 (compute_data_dependences_for_loop): ... here. Account for
1297 compute_all_dependences returning false.
1298 (compute_data_dependences_for_bb): Likewise.
1299 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
1300 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
1302 2012-01-27 Richard Guenther <rguenther@suse.de>
1305 * expr.c (store_field): Use the alias-set of the scratch memory
1308 2012-01-27 Tom de Vries <tom@codesourcery.com>
1310 PR tree-optimization/51990
1311 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1313 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
1315 2012-01-27 Jakub Jelinek <jakub@redhat.com>
1318 * var-tracking.c (reverse_op): Don't add any reverse operation
1319 if V already has any constant locations.
1321 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1323 * doc/invoke.texi: Correct usage of "command line" (noun)
1324 vs "command-line" (adjective) throughout.
1326 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1328 * doc/invoke.texi (Language Independent Options): Move
1329 -Wcoverage-mismatch blurb from here....
1330 (Warning Options): ...to here.
1332 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
1334 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1335 Set rs6000_always_hint to false for 476.
1337 2012-01-27 Matthias Klose <doko@ubuntu.com>
1339 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
1341 * incpath.c (add_standard_paths): Likewise.
1343 2012-01-27 Richard Henderson <rth@redhat.com>
1345 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1346 * config/m68k/sync.md (atomic_test_and_set): Rename from
1347 sync_test_and_setqi and adjust the operands.
1348 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
1349 and unconditionally enable.
1351 2012-01-27 Richard Henderson <rth@redhat.com>
1353 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1354 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
1355 (ldstub): Rename from ldstubqi.
1356 (ldstub<I24MODE>): Remove.
1358 2012-01-27 Richard Henderson <rth@redhat.com>
1360 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1361 * c-cppbuiltin.c (cpp_atomic_builtins): Define
1362 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
1363 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
1364 * doc/tm.texi: Rebuild.
1366 2012-01-27 Richard Henderson <rth@redhat.com>
1368 * optabs.c (gen_atomic_test_and_set): Remove default.
1369 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
1371 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1373 PR rtl-optimization/51978
1374 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
1375 (combine_reaching_defs): Likewise.
1376 (struct re_info): Remove.
1377 (add_removable_extension): Remove x and data arguments,
1378 add insn, insn_list and def_map. Use the arguments directly
1379 instead of using struct re_info.
1380 (find_removable_extensions): Don't call add_removable_extension
1381 through note_stores, instead just call it with single_set
1383 (find_and_remove_re): Pass curr_cand->expr instead of
1384 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
1386 2012-01-26 Michael Matz <matz@suse.de>
1388 PR tree-optimization/46590
1389 * cfgexpand.c: Revert last change (r183305).
1390 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
1392 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
1393 checking for emptiness.
1395 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1398 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
1399 non-addressable non-BLKmode base correctly.
1401 2012-01-26 Michael Matz <matz@suse.de>
1403 PR tree-optimization/48794
1404 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
1405 regions referenced from RESX/EH_DISPATCH.
1407 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1409 * config/s390/s390.h: Make BRANCH_COST an option.
1410 * config/s390/s390.opt: New option -mbranch-cost.
1412 2012-01-26 Richard Henderson <rth@redhat.com>
1414 Revert 2012-01-24 change:
1415 * trans-mem.c (requires_barrier): Do not instrument thread local
1416 variables and emit save/restore for them.
1418 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1421 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
1424 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
1426 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
1429 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
1432 Rename __pgm to __flash.
1433 Rename __pgm1 to __flash1.
1434 Rename __pgm2 to __flash2.
1435 Rename __pgm3 to __flash3.
1436 Rename __pgm4 to __flash4.
1437 Rename __pgm5 to __flash5.
1438 Rename __pgmx to __memx.
1439 * doc/extend.texi (AVR Named Address Spaces)
1440 Rename address space names as indicated above.
1441 * config/avr/avr.c (avr_addrspace): Ditto.
1443 * config/avr/avr-protos.h
1444 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
1445 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
1446 * config/avr/predicates.md: Ditto.
1447 * config/avr/avr.c Ditto, and
1448 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
1449 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
1451 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
1452 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
1453 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
1454 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
1455 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
1456 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
1457 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
1458 * config/avr/avr.c: Ditto.
1459 * config/avr/avr.md: Ditto.
1461 2012-01-25 Jason Merrill <jason@redhat.com>
1464 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
1466 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1468 PR tree-optimization/51987
1469 * tree-data-ref.c (get_references_in_stmt): Handle references in
1470 non-volatile GIMPLE_ASM.
1472 2012-01-25 Richard Guenther <rguenther@suse.de>
1474 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
1475 bases are dereferenced.
1477 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1479 PR rtl-optimization/48374
1480 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
1482 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1484 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
1485 compute_data_dependences_for_loop returns false.
1486 * tree-parloops.c (loop_parallel_p): Likewise.
1488 2012-01-25 Richard Guenther <rguenther@suse.de>
1490 * tree.h (get_pointer_alignment_1): Declare.
1491 * builtins.c (get_pointer_alignment_1): New function.
1492 (get_pointer_alignment): Use it.
1494 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1496 PR rtl-optimization/48308
1497 * combine.c (enum undo_kind): Add UNDO_LINKS.
1498 (struct undo): Add member l to other_contents and where.
1499 (do_SUBST_LINK): New.
1501 (try_combine): Handle LOG_LINKS for the dummy i1 case.
1502 (undo_all): Handle UNDO_LINKS.
1504 2012-01-25 Richard Henderson <rth@redhat.com>
1506 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
1509 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1511 * optabs.c (gen_atomic_test_and_set): Use each argument.
1513 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1515 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
1516 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
1517 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
1518 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
1519 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
1520 TARGET_PAIRED_SINGLE_FLOAT.
1522 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1524 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1525 (in_struct, return_val): Remove MEM documentation.
1526 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
1527 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1528 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
1530 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1531 * cfgexpand.c (add_alias_set_conflicts): Likewise.
1532 * expr.c (store_field): Likewise.
1533 * function.c (assign_stack_temp_for_type): Likewise.
1534 * ifcvt.c (noce_try_cmove_arith): Likewise.
1535 * reload1.c (reload): Likewise.
1536 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
1537 (alpha_set_memflags): Likewise.
1538 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
1540 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1542 * rtl.h (true_dependence, canon_true_dependence): Remove varies
1544 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
1545 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
1546 (true_dependence_1, true_dependence, canon_true_dependence): Remove
1548 * cselib.c (cselib_rtx_varies_p): Delete.
1549 (cselib_invalidate_mem): Update call to canon_true_dependence.
1550 * dse.c (record_store, check_mem_read_rtx): Likewise.
1551 (scan_reads_nospill): Likewise.
1552 * cse.c (check_dependence): Likewise.
1553 (cse_rtx_varies_p): Delete.
1554 * expr.c (safe_from_p): Update call to true_dependence.
1555 * ira.c (validate_equiv_mem_from_store): Likewise.
1556 (memref_referenced_p): Likewise.
1557 * postreload-gcse.c (find_mem_conflicts): Likewise.
1558 * sched-deps.c (sched_analyze_2): Likewise.
1559 * store-motion.c (load_kills_store): Likewise.
1560 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
1561 * gcse.c (mems_conflict_for_gcse_p): Likewise.
1562 (compute_transp): Update call to canon_true_dependence.
1564 2012-01-25 Richard Henderson <rth@redhat.com>
1566 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
1567 (maybe_emit_atomic_test_and_set): New.
1568 (expand_sync_lock_test_and_set): Use it.
1569 (expand_atomic_test_and_set): Likewise.
1570 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
1571 the implementation; clarify implementation defined details.
1572 * doc/md.texi (atomic_test_and_set): Document.
1574 2012-01-25 Richard Henderson <rth@redhat.com>
1576 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
1578 2012-01-25 Richard Henderson <rth@redhat.com>
1581 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
1582 to effect no-op split.
1584 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1587 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
1588 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
1589 (BT_FN_VOID_PTR_INT_SIZE): New.
1590 (BT_FN_UINT_UINT_VAR): Remove.
1591 (BT_FN_UINT32_UINT32_VAR): New.
1592 (BT_FN_DOUBLE_VPTR): Remove.
1593 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
1595 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
1596 (_ITM_changeTransactionMode): Same.
1597 (_ITM_memmoveRtWt): Change return type to void.
1598 (_ITM_memcpyRtWt): Same.
1599 (_ITM_memsetW): Same.
1600 (_ITM_RaRD): Change types to double.
1605 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
1607 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1608 Patrick Marlier <patrick.marlier@gmail.com>
1610 * trans-mem.c (requires_barrier): Do not instrument thread local
1611 variables and emit save/restore for them.
1613 2012-01-24 Jason Merrill <jason@redhat.com>
1616 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
1617 output static aliases.
1619 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1622 * common.opt (-pie, -shared, pie, shared): Change from Common to
1624 * gcc.c (display_help): Display help for -pie and -shared.
1626 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
1629 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
1630 Remove note on size/offset limitation.
1631 (AVR Variable Attributes): Add example how to read data located
1632 with progmem. Refer to named address spaces.
1633 * doc/invoke.texi (AVR Options): Fix typo.
1635 2012-01-24 Richard Guenther <rguenther@suse.de>
1637 Forward-port to trunk
1638 2010-09-21 Jakub Jelinek <jakub@redhat.com>
1641 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
1642 op0 isn't sufficiently aligned and there is movmisalignM
1643 insn for mode, use it to load op0 into a temporary register.
1645 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1648 * target.def (const_not_ok_for_debug_p): New hook.
1649 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
1651 * doc/tm.texi: Regenerated.
1652 * dwarf2out.c (const_ok_for_output_1): If
1653 targetm.const_not_ok_for_debug_p returns true, fail.
1654 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
1656 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
1658 2012-01-23 Kai Tietz <ktietz@redhat.com>
1661 * config/i386/predicates.md (symbolic_operand): Allow
1662 UNSPEC_PCREL as PIC expression for lea.
1663 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
1664 * config/i386/i386.c (ix86_delegitimize_address): Handle
1665 UNSPEC_PCREL for none-MEM, too.
1667 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1669 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
1670 (ipa_tm_create_version_alias): Same.
1672 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
1675 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
1676 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
1678 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1679 Patrick Marlier <patrick.marlier@gmail.com>
1680 Iain Sandoe <developer@sandoe-acoustics.co.uk>
1683 * lto-wrapper.c (run_gcc): Pass the LTO section name to
1684 simple_object_start_read.
1686 2012-01-23 Richard Guenther <rguenther@suse.de>
1689 PR tree-optimization/51895
1690 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
1691 parameter decomposition into BLKmode components.
1693 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
1695 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
1696 fake variables for restrict-qualified pointers whose pointed-to type
1697 contains a placeholder.
1699 2012-01-23 Richard Guenther <rguenther@suse.de>
1701 PR tree-optimization/51949
1702 * ipa-split.c (execute_split_functions): Do not split malloc functions.
1704 2012-01-23 Jakub Jelinek <jakub@redhat.com>
1706 PR rtl-optimization/51933
1707 * ree.c (transform_ifelse): Return true right away if dstreg is
1708 already wider or equal to cand->mode.
1709 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
1710 (make_defs_and_copies_lists): Remove defs_list and copies_list
1711 arguments, add state argument, just truncate state->work_list
1712 instead of always allocating and freeing the vector. Assert that
1713 get_defs succeeds instead of returning 2. Changed return type to bool.
1714 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
1715 have ext_src_mode, see if it has been modified already with the
1716 right kind of extension and has been extended before from the
1717 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
1718 just return true. Remember the original mode in state->modified array.
1719 (combine_reaching_defs): Add state argument. Don't allocate and
1720 free here def_list, copied_list and vec vectors, instead just
1721 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
1722 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
1723 Add state variable, clear vectors in it, initialize state.modified
1724 if needed. Free all the vectors at the end and state.modified too.
1725 Don't skip a candidate if the extension expression has been modified.
1727 2012-01-22 Douglas B Rupp <rupp@gnat.com>
1730 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
1731 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
1732 (extra_options) interix.opt -> i386/interix.opt"
1733 (extra_objs):Add winnt-stubs.o
1734 * configure.ac: Add interix to target_os .comm on PE check.
1735 * configure: Regenerate.
1736 * config/interix3.h: Delete and move bits to..
1737 * config/interix.h: Delete and move bits to..
1738 * config/i386/i386-interix3.h: Delete and move bits to..
1739 * config/i386/i386-interix.h: ..here.
1740 (TARGET_CPU_DEFAULT): Remove redefinition.
1741 (TARGET_ASM_CONSTRUCTOR): Undefine.
1742 (SUBTARGET_SWITCHES): Define for ms-bitfields.
1743 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
1744 (PTRDIFF_TYPE): Define.
1745 (LONG_DOUBLE_TYPE_SIZE): Define.
1746 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
1747 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
1748 (TARGET_SECTION_TYPE_FLAGS): Define.
1749 (ASM_DECLARE_FUNCTION_NAME): Define.
1750 (ASM_OUTPUT_EXTERNAL): Define.
1751 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
1752 (ASM_OUTPUT_ALIGNED_BSS): Define.
1753 (PCC_BITFIELD_TYPE_MATTERS): Define.
1754 (USE_CONST_SECTION): Define.
1755 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
1756 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
1757 (SUPPORTS_ONE_ONLY): Remove.
1758 (I386_PE_STRIP_ENCODING): Define.
1759 * config/interix.opt: Delete and move bits to..
1760 * config/i386/interix.opt: ..here. New.
1761 (mpe-aligned-commons): Add.
1762 * config/i386/t-interix: Add copyright header.
1763 (winnt-stubs.o): Add rule.
1765 2012-01-22 Jason Merrill <jason@redhat.com>
1768 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
1769 for extra name aliases.
1771 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
1773 PR rtl-optimization/51924
1774 * ree.c (combine_set_extension): Improve debugging message.
1775 (combine_reaching_defs): Likewise.
1776 (get_defs): Rename confusingly named variable.
1777 (find_and_remove_re): Skip a candidate if the extension expression has
1780 2012-01-21 Robert Millan <rmh@gnu.org>
1781 Gerald Pfeifer <gerald@pfeifer.com>
1783 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
1784 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
1786 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1788 PR tree-optimization/51914
1789 * tree-vect-stmts.c (vectorizable_conversion): For
1790 cvt_type && modifier == WIDEN, put temporary with cvt_type
1791 at the beginning of vec_dsts and set vec_dest to temporary
1794 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
1796 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
1798 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
1800 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
1801 * config/rs6000/rs6000.c: Likewise.
1803 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1806 * config/arm/arm.c (arm_count_output_move_double_insns): Call
1807 output_move_double on a copy of operands array.
1809 2012-01-20 Cary Coutant <ccoutant@google.com>
1810 Dodji Seketeli <dodji@redhat.com>
1813 * dwarf2out.c (copy_declaration_context): Return ref to parent
1814 of declaration DIE, if necessary.
1815 (remove_child_or_replace_with_skeleton): Add new parameter; update
1816 caller. Place skeleton DIE under parent DIE of original declaration.
1817 Move call to copy_declaration_context to here ...
1818 (break_out_comdat_types): ... from here.
1820 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1822 PR rtl-optimization/51856
1823 * reload.c (find_reloads_subreg_address): Set the address_reloaded
1826 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1829 * config/arm/arm.c (arm_print_operand): Correct output of alignment
1830 hints for neon loads and stores.
1832 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
1836 * doc/extend.texi (Named Address Spaces): Split into subsections.
1837 (AVR Named Address Spaces): New subsection.
1838 (M32C Named Address Spaces): New subsection.
1839 (RL78 Named Address Spaces): New subsection.
1840 (SPU Named Address Spaces): New subsection.
1841 (Variable Attributes): New anchor "AVR Variable Attributes".
1842 (AVR Variable Attributes): Rewrite and avoid wording
1843 "address space" in this context.
1844 * doc/invoke.texi (AVR Options): Rewrite and add documentation
1845 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
1846 (AVR Built-in Macros): New subsubsection therein.
1847 * doc/md.texi (AVR constraints): Remove "C04", "R".
1849 2012-01-20 Richard Guenther <rguenther@suse.de>
1851 PR tree-optimization/51903
1852 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
1853 when removing stmts.
1855 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1858 * config/arm/arm.c (arm_load_pic_register): Use
1859 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
1860 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
1861 (arm_pic_static_addr): Likewise.
1862 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
1863 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
1864 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
1865 (pic_load_addr_unified): New.
1867 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
1870 * function.c (instantiate_virtual_regs_in_insn): Use
1871 delete_insn_and_edges when removing a wrong asm insn.
1873 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
1875 PR rtl-optimization/40761
1876 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
1877 Add new member loop_num.
1878 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
1879 (ira_build): Remove the parameter.
1881 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
1882 (ira.c): Do not build CFG loops for one region allocation. Remove
1883 argument from ira_build call.
1885 * ira-build.c (init_loop_tree_node): New function.
1886 (create_loop_tree_nodes): Use it. Separate the case when CFG
1887 loops are not built.
1888 (more_one_region_p): Check current_loops.
1889 (finish_loop_tree_nodes): Separate the case when CFG loops are not
1891 (add_loop_to_tree): Process loop equal to NULL too.
1892 (form_loop_tree): Separate the case when CFG loops are not built.
1893 Use explicitly number for the root.
1894 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
1896 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
1897 instead of loop->num.
1898 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
1899 (mark_all_loops_for_removal): Ditto.
1900 (remove_unnecessary_regions): Separate the case when CFG loops
1902 (ira_build): Remove the parameter. Use explicit number of regions
1903 when CFG loops are not built.
1905 * ira-color.c (print_loop_title): Separate the case for the root node.
1906 Use loop_num instead of loop->num.
1907 (move_spill_restore): Use loop_num instead of loop->num.
1909 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
1910 (change_loop): Ditto.
1911 (change_loop): Use loop_num instead of loop->num.
1913 * ira-lives.c (process_bb_node_lives): Ditto.
1915 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
1917 * ira-conflicts.c (print_allocno_conflicts): Ditto.
1919 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1922 * tree-mudflap.c (mf_artificial): New function.
1923 (execute_mudflap_function_ops, execute_mudflap_function_decls,
1924 mx_register_decls, mudflap_enqueue_decl): Use it.
1927 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
1928 numbers in the insn pattern.
1930 2012-01-19 Michael Matz <matz@suse.de>
1932 PR tree-optimization/46590
1933 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
1934 use it in remembering which conflicts we already created.
1935 (add_scope_conflicts): Adjust call to above, (de)allocate helper
1938 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
1941 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
1942 (merge_and_complain): Same.
1944 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1947 * config/initfini-array.h: Guard content of the header
1948 with #ifdef HAVE_INITFINI_ARRAY.
1949 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
1950 Add initfini-array.h to tm_file here.
1951 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
1952 * config.gcc: Don't add initfini-array.h to tm_file here.
1953 * configure: Regenerated.
1955 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
1957 PR rtl-optimization/51505
1958 * df-problems.c (df_kill_notes): New parameter live. Update comment.
1959 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
1960 (df_note_bb_compute): Update the call to df_kill_notes.
1962 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
1964 * trans-mem.c (requires_barrier): Remove call to is_global_var.
1966 2012-01-18 Richard Guenther <rguenther@suse.de>
1968 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
1969 of conversions to void *.
1971 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1972 Richard Sandiford <rdsandiford@googlemail.com>
1976 * optabs.h (simplify_expand_binop): Declare.
1977 * optabs.c (simplify_expand_binop): Make global.
1978 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
1979 endian targets if the source cannot be exactly covered by word
1982 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1985 * hard-reg-set.h (struct hard_reg_set_container): New type.
1986 * target.h (struct hard_reg_set_container): Forward declare.
1987 * target.def (set_up_by_prologue): New target hook.
1988 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
1989 * doc/tm.texi: Regenerated.
1990 * function.c (thread_prologue_and_epilogue_insns): Change
1991 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
1992 Call targetm.set_up_by_prologue on it.
1993 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
1994 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
1996 2012-01-17 Nick Clifton <nickc@redhat.com>
1998 * config/rx/rx.c (rx_can_use_simple_return): New function.
1999 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
2000 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
2002 2012-01-17 Richard Guenther <rguenther@suse.de>
2005 * expr.c (expand_assignment): Take address-space information
2006 from the address operand of MEM_REF and TARGET_MEM_REF.
2007 (expand_expr_real_1): Likewise.
2009 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2011 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
2012 reload dump is requested.
2014 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
2017 * trans-mem.c (requires_barrier): Call may_be_aliased.
2019 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2021 PR tree-optimization/51877
2022 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
2023 call arguments and fndecls compare equal, instead return false if they
2024 don't. Return true only if lhs1 and lhs2 are either both NULL, or
2025 both SSA_NAMEs that are valueized the same, or they satisfy
2028 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2030 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
2032 * configure: Regenerate.
2034 2012-01-16 Jan Hubicka <jh@suse.cz>
2038 * convert.c (convert_to_integer): Use fold_convert for
2039 converting an INTEGER_CST to integer type.
2041 2012-01-16 Jason Merrill <jason@redhat.com>
2044 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
2046 2012-01-16 Jakub Jelinek <jakub@redhat.com>
2049 * config/s390/s390.c (s390_chunkify_start): Don't skip
2050 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
2051 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
2052 If insn is followed by NOTE_INSN_VAR_LOCATION or
2053 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
2054 Don't use location of note insns.
2056 PR tree-optimization/51865
2057 * tree-inline.c (tree_function_versioning): Call remap_decl
2058 on DECL_RESULT whenever it has VOID_TYPE_P type.
2060 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
2062 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
2063 for calls to locally-binding MIPS16 functions if only the return
2064 type uses float regs.
2066 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
2067 Richard Sandiford <rdsandiford@googlemail.com>
2069 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
2070 (SYMBOL_32_HIGH): Likewise.
2071 (mips_output_tls_reloc_directive): Declare.
2072 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
2073 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
2074 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
2075 (mips_lo_relocs, mips_hi_relocs): Make extern.
2076 (mips16_stub_function): Move up file.
2077 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
2078 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
2079 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
2080 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
2081 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
2082 (mips_get_tp): Add MIPS16 support.
2083 (mips_legitimize_tls_address): Remove MIPS16 sorry().
2084 Generalize DTPREL and TPREL handling.
2085 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
2086 Add MIPS16 TLS support.
2087 (mips_output_tls_reloc_directive): New function.
2088 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
2089 * config/mips/predicates.md (symbolic_operand_with_high)
2090 (tls_reloc_operand): New predicates.
2091 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
2092 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
2093 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
2094 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
2095 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
2096 (*tls_get_tp_mips16_call_<mode>): Likewise.
2098 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
2100 PR rtl-optimization/51821
2101 * recog.c (peep2_find_free_register): Determine clobbered registers
2104 2012-01-14 Denis Chertykov <chertykov@gmail.com>
2107 * config/avr/avr-protos.h: Revert change of 2012-01-09.
2108 * config/avr/avr.c: Likewise.
2109 * config/avr/avr.h: Likewise.
2111 2012-01-13 Ian Lance Taylor <iant@google.com>
2114 * tree.h (TYPE_QUALS): Add cast to int.
2115 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
2117 2012-01-13 Ian Lance Taylor <iant@google.com>
2119 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
2120 comparing param_index to VEC_length result.
2122 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
2124 * c-decl.c: Do not include tree-mudflap.h
2125 * tree-optimize.c: Likewise.
2126 * Makefile.in: Update dependencies.
2128 2012-01-13 Richard Guenther <rguenther@suse.de>
2131 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
2132 variable-sized result always use RSO.
2134 2012-01-12 DJ Delorie <dj@redhat.com>
2136 * cfgexpand.c (convert_debug_memory_address): Allow any valid
2137 pointer type, not just the default pointer type.
2139 2012-01-09 Richard Henderson <rth@redhat.com>
2140 Denis Chertykov <chertykov@gmail.com>
2143 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
2144 * config/avr/avr.c (avr_can_eliminate): Simplify.
2145 (avr_initial_elimination_offset): Likewise.
2146 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
2147 (expand_epilogue): Likewise.
2148 (avr_legitimize_address): Gut.
2149 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
2150 (avr_hard_regno_nregs): New.
2151 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
2152 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
2153 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
2154 add soft frame pointer.
2155 (CALL_USED_REGISTERS): Likewise.
2156 (REG_CLASS_CONTENTS): Likewise.
2157 (REGISTER_NAMES): Likewise.
2158 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
2159 (HARD_FRAME_POINTER_REGNUM): New.
2160 (FRAME_POINTER_REGNUM): Use soft frame pointer.
2161 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
2162 remove the HARD_FRAME_POINTER self-elimination.
2164 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
2167 * config/avr/avr.c (avr_encode_section_info): Test for absence of
2168 DECL_EXTERNAL when checking for initializers of progmem variables.
2170 2012-01-12 Ira Rosen <irar@il.ibm.com>
2172 PR tree-optimization/51799
2173 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
2174 that the last operation is a type demotion.
2176 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
2178 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
2179 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
2181 2012-01-11 Jakub Jelinek <jakub@redhat.com>
2184 * combine.c (distribute_notes): If i3 is a noreturn call,
2185 allow old_size to be equal to args_size and make sure the
2186 noreturn call gets REG_ARGS_SIZE note.
2187 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
2188 on noreturn calls even when the delta is 0.
2190 2012-01-11 Nathan Sidwell <nathan@acm.org>
2192 * gcov.c (STRING_SIZE): Remove.
2193 (generate_results): Erase annotations for source files with no
2194 coverage information.
2196 (output_lines): Use it.
2198 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2200 * gimple.h (gimplify_body): Remove first argument.
2201 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
2202 pointer set here, instead just pass DATA to walk_tree.
2203 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
2204 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
2205 (unvisit_body): Likewise, but with unmark_visited.
2206 (gimplify_body): Remove BODY_P argument and adjust.
2207 (gimplify_function_tree): Adjust call to gimplify_body.
2208 * omp-low.c (finalize_task_copyfn): Likewise.
2210 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2212 * tree.h (build_function_decl_skip_args): Add boolean parameter.
2213 (build_function_type_skip_args): Delete.
2214 * tree.c (build_function_type_skip_args): Make static and add
2215 SKIP_RETURN parameter. Fix thinko in the handling of variants.
2216 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
2217 pass it to build_function_type_skip_args.
2218 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
2219 (tree_function_versioning): Likewise.
2220 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
2221 build_function_decl_skip_args.
2222 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
2223 and pass it to build_function_decl_skip_args/tree_function_versioning.
2224 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
2225 * ipa-inline-transform.c (save_inline_function_body): Likewise.
2226 * trans-mem.c (ipa_tm_create_version): Likewise.
2227 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
2228 * tree-inline.c (declare_return_variable): Remove always-true test.
2229 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
2230 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
2231 * ipa-split.c (split_function): Skip the return value for the split
2232 part if it doesn't return.
2234 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2236 PR tree-optimization/49642
2237 * ipa-split.c (forbidden_dominators): New variable.
2238 (check_forbidden_calls): New function.
2239 (dominated_by_forbidden): Likewise.
2240 (consider_split): Check for forbidden dominators.
2241 (execute_split_functions): Initialize and free forbidden
2242 dominators info; call check_forbidden_calls.
2244 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2246 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
2248 2012-01-11 Nick Clifton <nickc@redhat.com>
2250 * config/rx/rx.md (return): Define pattern.
2252 2012-01-11 Richard Guenther <rguenther@suse.de>
2254 * doc/extend.texi (malloc attribute): Adjust according to
2257 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
2258 Patrick Marlier <patrick.marlier@gmail.com>
2261 * trans-mem.c (get_cg_data): Traverse aliases if requested.
2262 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
2263 (ipa_tm_note_irrevocable): Same.
2264 (ipa_tm_scan_irr_block): Same.
2265 (ipa_tm_decrement_clone_counts): Same.
2266 (ipa_tm_scan_irr_function): Same.
2267 (ipa_tm_create_version_alias): Same.
2268 (ipa_tm_create_version): Same.
2269 (ipa_tm_transform_calls_redirect): Same.
2270 (ipa_tm_transform_calls): Same.
2271 (ipa_tm_transform_transaction): Same.
2272 (ipa_tm_execute): Same.
2274 2012-01-10 Richard Guenther <rguenther@suse.de>
2277 * opts.c (common_handle_option): Handle -Werror.
2279 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
2281 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
2284 2012-01-10 Jason Merrill <jason@redhat.com>
2286 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
2289 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2291 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
2292 supports R_386_TLS_GD_PLT reloc.
2293 (gcc_cv_as_ix86_tlsldmplt): Check if linker
2294 supports R_386_TLS_LDM_PLT reloc.
2295 * configure: Regenerate.
2296 * config.in: Regenerate.
2298 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
2301 Extend __pgmx semantics to linearize memory.
2302 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
2303 determine if code comes inline or from libgcc.
2304 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
2305 (movmem_qi, movmem_qi): Set constraint #2 to "n".
2306 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
2307 (movmemx_qi, movmemx_hi): New insns.
2308 (xload_<mode>_libgcc): Rewrite to new insn condition.
2309 (xload_<mode>): Remove insns.
2310 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
2311 cases that don't satisfy avr_xload_libgcc_p().
2312 (avr_addr_space_convert): Allow converting in any direction.
2313 (avr_addr_space_subset_p): Return always true.
2314 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
2315 (avr_emit_movmemhi): Ditto.
2316 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
2317 (avr_out_movmem): Ditto.
2318 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
2319 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
2320 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
2321 (avr_encode_section_info): Encode 'progmem' in symbol flags.
2322 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
2324 2012-01-10 Richard Guenther <rguenther@suse.de>
2326 PR tree-optimization/50913
2327 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
2328 Require data-refs to be representable by Graphite with respect
2331 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
2333 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
2334 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
2336 2012-01-10 Tom de Vries <tom@codesourcery.com>
2338 PR rtl-optimization/51271
2339 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
2340 handling annulled branch.
2342 2012-01-10 Richard Henderson <rth@redhat.com>
2344 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
2345 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
2346 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
2347 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
2348 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
2349 arm_expand_vec_perm_const): New.
2350 * config/arm/arm-protos.h: Update.
2351 * config/arm/neon.md (UNSPEC_VCONCAT): New.
2352 (*neon_vswp<VDQX>): New.
2353 (neon_vcombine<VDX>): Use neon_split_vcombine.
2354 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
2355 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
2356 (vec_perm<VE>): New.
2358 2012-01-10 Richard Henderson <rth@redhat.com>
2360 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
2361 use it if reload_completed.
2362 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
2363 arm_output_asm_insn, arm_process_output_memory_barrier,
2364 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
2365 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
2366 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
2367 arm_process_output_sync_insn, arm_output_sync_insn,
2368 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
2369 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
2370 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
2371 (emit_unlikely_jump): New.
2372 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
2373 (arm_split_atomic_op): New.
2374 * config/arm/arm-protos.h: Update.
2375 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
2376 (struct arm_sync_generator): Remove.
2377 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
2378 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
2379 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
2380 (VUNSPEC_LL, VUNSPEC_SC): New.
2381 (sync_result, sync_memory, sync_required_value, sync_new_value,
2382 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
2383 (attr length): Don't use arm_sync_loop_insns.
2384 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
2385 (movsfcc, movdfcc): Likewise.
2386 * config/arm/constraints.md (Ua): New.
2387 * config/arm/prediates.md (mem_noofs_operand): New.
2388 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
2389 (sync_clobber, sync_t2_reqd): Remove.
2390 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
2391 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
2392 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
2393 (arm_sync_compare_and_swap<SIDI>): Remove.
2394 (arm_sync_compare_and_swap<NARROW>): Remove.
2395 (arm_sync_lock_test_and_set<SIDI>): Remove.
2396 (arm_sync_lock_test_and_set<NARROW>): Remove.
2397 (arm_sync_new_<syncop><SIDI>): Remove.
2398 (arm_sync_new_<syncop><NARROW>): Remove.
2399 (arm_sync_new_nand<SIDI>): Remove.
2400 (arm_sync_new_nand<NARROW>): Remove.
2401 (arm_sync_old_<syncop><SIDI>): Remove.
2402 (arm_sync_old_<syncop><NARROW>): Remove.
2403 (arm_sync_old_nand<SIDI>): Remove.
2404 (arm_sync_old_nand<NARROW>): Remove.
2405 (*memory_barrier): Merge arm_output_memory_barrier.
2406 (atomic_compare_and_swap<QHSD>): New.
2407 (atomic_compare_and_swap<NARROW>_1): New.
2408 (atomic_compare_and_swap<SIDI>_1): New.
2409 (atomic_exchange<QHSD>): New.
2410 (cas_cmp_operand, cas_cmp_str): New.
2411 (atomic_op_operand, atomic_op_str): New.
2412 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
2413 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
2414 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
2415 (arm_load_exclusive<NARROW>): New.
2416 (arm_load_exclusivesi, arm_load_exclusivedi): New.
2417 (arm_store_exclusive<QHSD>): New.
2419 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2421 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
2422 reload patterns if -mvsx-scalar-memory.
2424 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
2425 generated, even -mno-vsx-scalar-double was used.
2426 (vsx_xscvdpsp_scalar): Likewise.
2427 (vsx_xscvspdp_scalar2): Likewise.
2429 2012-01-09 Tom de Vries <tom@codesourcery.com>
2430 Andrew Pinski <apinski@cavium.com>
2433 * reorg.c (fill_slots_from_thread): Don't speculate
2434 frame-related insns.
2436 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
2438 * sched-int.h (bb_note): Move to...
2439 * basic-block.h: ...here.
2440 * haifa-sched.c (bb_note): Move to...
2441 * cfgrtl.c: ...here.
2442 * function.c (next_block_for_reg): New function.
2443 (move_insn_for_shrink_wrap): Likewise.
2444 (prepare_shrink_wrap): Rewrite to use the above.
2446 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
2448 * gimple.c (is_gimple_non_addressable): Remove.
2449 * gimple.h: Remove is_gimple_non_addressable.
2450 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
2451 is_gimple_non_addressable.
2452 * trans-mem.c (expand_assign_tm): Same.
2454 2012-01-09 Richard Guenther <rguenther@suse.de>
2456 PR tree-optimization/51775
2457 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
2458 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
2460 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2462 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2464 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2466 2012-01-09 Richard Guenther <rguenther@suse.de>
2468 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
2470 2012-01-08 Jan Hubicka <jh@suse.cz>
2472 PR tree-optimize/51680
2473 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
2474 on when known_vals needs to be computed; cleanup.
2476 2012-01-08 Jan Hubicka <jh@suse.cz>
2478 PR tree-optimize/51694
2479 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
2481 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
2483 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
2484 for -std=c++98 and -std=c++11 too.
2486 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
2488 * cfgloop.c (cancel_loop): Add free() of bbs array.
2490 2012-01-07 Jan Hubicka <jh@suse.cz>
2492 PR tree-optimization/51600
2493 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
2494 that benefits small functions.
2496 2012-01-07 Jan Hubicka <jh@suse.cz>
2498 * ipa-inline.c (want_inline_small_function_p): Fix formating.
2500 2012-01-07 Jan Hubicka <jh@suse.cz>
2502 PR tree-optimization/51680
2503 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
2504 whose inlining reduce unit size.
2506 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
2509 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
2510 Add canonical node to containing_mem chain after the non-canonical
2511 one, even if there weren't any locs to propagate.
2512 (remove_useless_values): Keep only canonical values.
2513 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
2514 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
2515 canonicalize mem_chain elements that are not discarded.
2517 2012-01-06 Jakub Jelinek <jakub@redhat.com>
2520 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
2521 before emitting functions.
2523 PR gcov-profile/50127
2524 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
2525 clear_aux_for_blocks.
2527 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
2530 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
2532 2012-01-06 Arnaud Charlet <charlet@adacore.com>
2534 * c-decl.c (ext_block): Moved up.
2535 (collect_all_refs, for_each_global_decl): Take ext_block into account.
2537 2012-01-06 Han Shen <shenhan@google.com>
2539 Translate built-in include paths for sysroot.
2540 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
2541 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
2543 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
2544 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
2546 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
2547 control whether sysroot should be prepended to gxx include dir.
2549 * configure: Regenerate.
2551 2012-01-06 Torvald Riegel <triegel@redhat.com>
2553 PR rtl-optimization/51771
2554 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
2555 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
2557 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2559 PR tree-optimization/51315
2560 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
2561 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
2563 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
2566 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
2567 for shrp pattern. Correctly handle and fixup shift variable.
2568 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
2570 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2573 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
2574 note when !ACCUMULATE_OUTGOING_ARGS.
2576 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2578 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
2580 (extract_range_from_unary_expr_1): Avoid useless computations.
2582 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2584 PR rtl-optimization/51767
2585 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
2586 of jump_block and add an extra edge for degenerated asm gotos.
2589 * stmt.c (check_unique_operand_names): Don't ICE during error
2590 reporting if i is from labels chain.
2593 * profile.c (branch_prob): Split bbs that have exit edge
2594 and need a fake entry edge too.
2596 2012-01-05 Jan Hubicka <jh@suse.cz>
2599 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
2602 2012-01-05 Richard Guenther <rguenther@suse.de>
2605 * tree-streamer-out.c (write_ts_optimization): New function.
2606 (streamer_write_tree_body): Call it.
2607 * tree-streamer-in.c (lto_input_ts_optimization): New function.
2608 (streamer_read_tree_body): Call it.
2609 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
2611 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2614 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
2615 * gimplify.c (gimplify_cleanup_point_expr): Save and set
2616 in_cleanup_point_expr before gimplify_stmt call and restore it
2618 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
2619 in_cleanup_point_expr is false.
2621 2012-01-05 Richard Guenther <rguenther@suse.de>
2624 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
2626 * toplev.c (process_options): Reject combining mudflap and LTO.
2627 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
2629 2012-01-05 Richard Guenther <rguenther@suse.de>
2631 PR tree-optimization/51760
2632 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
2634 (bit_value_unop): Handle UNDEFINED operands.
2635 (bit_value_binop): Likewise.
2637 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
2639 * config/avr/avr.c (avr_replace_prefix): Remove.
2640 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
2641 (avr_asm_function_rodata_section): Ditto.
2642 (avr_asm_select_section): Ditto.
2644 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
2646 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
2649 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2652 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
2653 calls that have any non-fake successor edges.
2656 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
2658 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
2660 PR tree-optimization/51624
2661 * tree-sra.c (build_ref_for_model): When replicating a chain of
2662 COMPONENT_REFs, stop as soon as the offset would become negative.
2664 2012-01-04 Jakub Jelinek <jakub@redhat.com>
2667 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
2668 in .debug_loc on the floor.
2670 2012-01-04 Andrew Pinski <apinski@cavium.com>
2672 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
2674 2012-01-04 Andrew Pinski <apinski@cavium.com>
2675 Adam Nemet <anemet@caviumnetworks.com>
2677 * config/mips/mips.md (size): Add SI and DI.
2678 (SIZE): New mode attribute.
2679 (U): New code attribute.
2680 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
2681 (mips_lbux_<mode>): Delete.
2682 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
2683 (mips_lhx): Use gen_mips_lhx_extsi.
2684 (mips_lhx_<mode>): Delete.
2686 (mips_l<size>x): New expand.
2687 (mips_lwx_<mode>): Delete.
2688 (mips_l<GPR:size>x_<P:mode>): New pattern.
2689 (*mips_lw<u>x_<P:mode>_ext): Likewise.
2690 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
2691 * config/mips/mips.c (mips_lx_address_p): New function.
2692 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
2693 (dsp64): New availability predicate.
2694 (mips_builtins): Add an entry for __builtin_mips_ldx.
2695 * config/mips/mips.h (ISA_HAS_LBX): New define.
2696 (ISA_HAS_LBUX): Likewise.
2697 (ISA_HAS_LHX): Likewise.
2698 (ISA_HAS_LHUX): Likewise.
2699 (ISA_HAS_LWX): Likewise.
2700 (ISA_HAS_LWUX): Likewise.
2701 (ISA_HAS_LDX): Likewise.
2702 * doc/extend.texi (__builtin_mips_ldx): Document.
2704 2012-01-04 Tristan Gingold <gingold@adacore.com>
2706 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
2707 when long pointers are used.
2708 * config.build (*-*-*vms*): Handle all OpenVMS targets.
2709 (alpha64-dec-*vms*, alpha*-dec-*vms*)
2710 (ia64-hp-*vms*): Remove.
2711 * config/vms/xm-vms64.h: Delete.
2713 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2716 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
2718 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2720 * opts.c (finish_options): Remove duplicate sorry.
2722 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2725 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
2728 2012-01-04 Richard Guenther <rguenther@suse.de>
2731 * tree.c (size_low_cst): New function.
2732 * tree.h (size_low_cst): Declare.
2733 * fold-const.c (fold_comparison): Use it to extract the low
2734 part of the POINTER_PLUS_EXPR offset.
2736 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
2738 Fix clearing ZERO_REG
2739 * config/avr/avr.md (cc): Add alternative "ldi".
2740 (movqi_insn): Use it in cc attribute.
2741 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
2742 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
2743 (output_reload_insisf): Use ZERO_REG to pre-clear register.
2745 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2747 * configure: Regenerate.
2749 2012-01-04 Richard Guenther <rguenther@suse.de>
2751 PR tree-optimization/49651
2752 * tree-ssa-structalias.c (type_can_have_subvars): New function.
2753 (var_can_have_subvars): Use it.
2754 (get_constraint_for_1): Only consider subfields if there can be any.
2756 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2759 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
2760 to its new canonical_cselib_val and the cselib_val was in
2761 first_containing_mem chain, but the canonical_cselib_val was not,
2762 add the latter into the chain.
2763 (cselib_invalidate_mem): Compare canonical_cselib_val of
2764 addr_list chain elt with v.
2767 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
2768 dwarf2out_undef): Allocate e.info using ggc_strdup instead
2770 (output_macinfo_op): Don't ggc_strdup fd->filename.
2771 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
2772 then ggc_strdup it. Don't free inc->info or cur->info.
2773 (output_macinfo): Don't free ref->info or file->info.
2775 2012-01-03 Ira Rosen <irar@il.ibm.com>
2777 PR tree-optimization/51269
2778 * tree-vect-loop-manip.c (set_prologue_iterations): Make
2779 first_niters a pointer.
2780 (slpeel_tree_peel_loop_to_edge): Likewise.
2781 (vect_do_peeling_for_loop_bound): Update call to
2782 slpeel_tree_peel_loop_to_edge.
2783 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
2784 here. Remove it from the parameters list.
2785 (vect_do_peeling_for_alignment): Update calls and compute
2788 2012-01-03 Richard Guenther <rguenther@suse.de>
2790 PR tree-optimization/51070
2791 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2792 Properly handle calls.
2794 2012-01-03 Richard Guenther <rguenther@suse.de>
2796 PR tree-optimization/51692
2797 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
2798 the LHS of allocation stmts.
2800 2012-01-03 Olivier Hainque <hainque@adacore.com>
2802 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
2804 2012-01-03 Olivier Hainque <hainque@adacore.com>
2806 * collect2.c (main): In AIX specific computations for vector
2807 insertions, use CONST_CAST2 to cast from char ** to const char **.
2809 2012-01-03 Richard Guenther <rguenther@suse.de>
2812 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
2813 the context of a limbo DIE when it does not already exist.
2815 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2817 PR tree-optimization/51719
2818 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
2819 but direct call is, clear direct call's lhs and don't add fallthrough
2820 edge from dcall_bb to join_bb and PHIs.
2822 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2824 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
2825 the instructions emitted by the pattern.
2826 ("*TDC_insn_<mode>"): Add comment.
2828 2012-01-03 Richard Guenther <rguenther@suse.de>
2831 * fold-const.c (fold_comparison): Properly canonicalize
2832 tree offset and HOST_WIDE_INT bit position.
2834 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
2836 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
2837 operands for extzv pattern.
2839 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2842 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
2845 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
2847 * doc/invoke.texi (-flto and related options): Copy-edit.
2849 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2851 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
2853 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2855 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
2858 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2860 * expr.h (move_by_pieces_ninsns): Declare.
2861 * expr.c (move_by_pieces_ninsns): Make external.
2862 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
2863 (mips_store_by_pieces_p): Likewise.
2864 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
2865 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
2866 * config/mips/mips.c (mips_move_by_pieces_p): New function.
2867 (mips_store_by_pieces_p): Likewise.
2869 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2871 * passes.c (register_one_dump_file): Free full_name.
2873 * reload1.c (reload): Don't allocate reg_max_ref_width here.
2874 (calculate_elim_costs_all_insns): Free offsets_at and
2875 offsets_known_at at the end and clear the pointers.
2877 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2879 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
2880 this option introduced in r180739.
2882 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2885 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
2886 (tmake_file target=avr): Add avr/t-multilib.
2888 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
2889 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
2890 * config/avr/genmultilib.awk: New file.
2891 * config/avr/t-multilib: New auto-generated file.
2892 * config/avr/multilib.h: New auto-generated file.
2893 * config/avr/t-avr (AVR_MCUS): New variable.
2894 (genopt.sh): Use it.
2895 (s-mlib): Depend on t-multilib.
2896 (t-multilib, multilib.h): New dependencies.
2897 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
2898 (MULTILIB_OPTIONS): Remove.
2899 (MULTILIB_MATCHES): Remove.
2900 (MULTILIB_DIRNAMES): Remove.
2901 (MULTILIB_EXCEPTIONS): Remove:
2902 * config/avr/genopt.sh: Don't use hard coded file name;
2903 pass AVR_MCUS from t-avr instead.
2905 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2907 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
2909 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2911 Implement light-weight DImode support.
2912 * config/avr/avr-dimode.md: New file.
2913 * config/avr/avr.md: Include it.
2914 (adjust_len): Add plus64, compare64.
2915 (HIDI): Remove code iterator.
2916 (code_stdname): New code attribute.
2917 (rotx, rotsmode): Remove DI.
2918 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
2920 * config/avr/avr-protos.h (avr_have_dimode): New.
2921 (avr_out_plus64, avr_out_compare64): New.
2922 * config/avr/avr.c (avr_out_compare): Handle DImode.
2923 (avr_have_dimode): New variable definition and initialization.
2924 (avr_out_compare64, avr_out_plus64): New functions.
2925 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
2926 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
2927 (avr_compare_pattern): Skip DImode comparisons.
2929 2012-01-02 Revital Eres <revital.eres@linaro.org>
2931 * ddg.c (def_has_ccmode_p): New function.
2932 (add_cross_iteration_register_deps,
2933 create_ddg_dep_from_intra_loop_link): Call it.
2935 2012-01-02 Richard Guenther <rguenther@suse.de>
2938 * invoke.texi (fassociative-math): Remove spurious paranthesis.
2940 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2942 * gcc.c (process_command): Update copyright notice dates.
2943 * gcov.c (print_version): Likewise.
2944 * gcov-dump.c (print_version): Likewise.
2945 * mips-tfile.c (main): Likewise.
2946 * mips-tdump.c (main): Likewise.
2948 2012-01-01 Ira Rosen <irar@il.ibm.com>
2950 PR tree-optimization/51704
2951 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
2952 a use is inside the basic block or loop before accessing its vect info.
2954 2012-01-01 Jan Hubicka <jhjh@suse.cz>
2956 PR rtl-optimization/51069
2957 * cfgloopmanip.c (remove_path): Removing path making irreducible
2958 region unconditional makes BB part of the region.
2960 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2962 PR tree-optimization/51683
2963 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
2964 calls with side-effects.
2965 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
2967 Copyright (C) 2012 Free Software Foundation, Inc.
2969 Copying and distribution of this file, with or without modification,
2970 are permitted in any medium without royalty provided the copyright
2971 notice and this notice are preserved.