1 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
3 PR rtl-optimization/50063
4 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5 and 2 (8-bit SP) in operand 2.
6 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
7 setup to use movhi_sp_r instead of vanilla move to write SP.
8 Adjust REG_CFA notes to superseed unspec.
9 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
11 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
12 known to be off) only with TARGET_NO_INTERRUPTS. Never use
13 irq_state 1 (IRQ known to be on) here.
15 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
17 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
19 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
20 assign_hard_reg): Likewise.
22 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
24 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
26 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
29 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
30 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
32 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
34 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
35 prototype from here to...
36 * config/avr/avr.h: ...here.
38 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
41 * thumb2.md (thumb2_shiftsi3_short): Split register and
42 immediate shifts. For register shifts tie operands 0 and 1.
43 (peephole2 for above): Check that register-controlled shifts
44 have suitably tied operands.
46 2012-02-21 Quentin Neill <quentin.neill@amd.com>
49 * config/i386/bdver1.md (bdver1_call, bdver1_push,
50 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
51 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
52 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
53 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
54 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
55 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
56 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
57 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
58 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
59 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
60 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
61 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
62 bdver1_ssevector_avx256_unaligned_load,
63 bdver1_ssevector_sse128_unaligned_load,
64 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
65 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
66 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
67 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
68 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
69 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
70 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
71 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
72 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
73 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
74 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
75 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
76 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
77 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
78 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
79 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
80 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
81 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
82 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
83 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
84 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
85 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
86 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
87 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
88 bdver1_ssediv_double_load, bdver1_ssediv_double,
89 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
90 Add "bdver2" attribute.
92 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
94 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
95 default if possible and not specified otherwise.
97 2012-02-21 Richard Guenther <rguenther@suse.de>
100 * gimplify.c (create_tmp_from_val): Use the main variant type
101 for the type of the temporary we create.
103 2012-02-21 Richard Guenther <rguenther@suse.de>
105 PR tree-optimization/52324
106 * gimplify.c (gimplify_expr): When re-gimplifying expressions
107 do not gimplify a MEM_REF address operand if it is already
110 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
112 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
113 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
115 2012-02-21 Richard Guenther <rguenther@suse.de>
117 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
120 2012-02-21 Jakub Jelinek <jakub@redhat.com>
122 PR tree-optimization/52318
123 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
124 vdef also to non-pure/const call stmts in the sequence.
126 2012-02-20 David S. Miller <davem@davemloft.net>
128 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
129 don't use the "rd %pc" instruction on v9 for PIC register loads.
131 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
134 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
135 in a transaction safe function.
137 2012-02-20 Kai Tietz <ktietz@redhat.com>
140 * stor-layout.c (place_field): Handle desired_align for
143 2012-02-20 Richard Guenther <rguenther@suse.de>
145 PR tree-optimization/52298
146 * tree-vect-stmts.c (vectorizable_store): Properly use
147 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
149 (vectorizable_load): Likewise.
150 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
151 Access DR_STEP after ensuring it is not NULL.
153 2012-02-20 Jakub Jelinek <jakub@redhat.com>
155 PR tree-optimization/52286
156 * fold-const.c (fold_binary_loc): For (X & C1) | C2
157 optimization use double_int_to_tree instead of build_int_cst_wide,
158 rewrite to use double_int vars.
160 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
163 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
165 Remove -e 0 from $gcc_cv_ld invocation.
166 Only use __GLIBC_PREREQ if defined.
167 Enable on Solaris since Solaris 8 patch.
168 (gcc_SUN_LD_VERSION): New macro.
169 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
170 gcc_SUN_LD_VERSION for version number format.
171 * configure: Regenerate.
172 * varasm.c (get_elf_initfini_array_priority_section): Set
173 SECTION_NOTYPE for non-default priority.
174 Use get_section instead of get_unnamed_section to emit
175 .init_array/.fini_array with default priority.
177 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
179 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
180 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
181 (mips_start_unique_function, mips_output_mips16_rdhwr)
182 (mips_code_end): New functions.
183 (TARGET_ASM_CODE_END): Define.
185 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
187 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
188 to stubs with non-sibling calls.
190 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
192 * doc/invoke.texi (-fira-* options): Copy-edit.
193 (ira-* parameters): Copy-edit.
195 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
197 * doc/invoke.texi: Minor copy-edits to bring into conformance with
198 GCC coding conventions.
200 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
202 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
203 when used as adjectives.
205 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
207 * doc/invoke.texi: Clean up "that"/"which" confusion.
209 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
211 * system.h: Poison SMALL_REGISTER_CLASSES
212 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
213 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
215 2012-02-16 Jakub Jelinek <jakub@redhat.com>
217 PR tree-optimization/52285
218 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
219 when deciding if a call is a tail call or tail recursion.
221 2012-02-16 Kai Tietz <ktietz@redhat.com>
223 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
224 interger-constant displacement for UNSPEC_PCREL.
226 2012-02-16 Jakub Jelinek <jakub@redhat.com>
228 PR rtl-optimization/52208
229 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
230 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
232 PR tree-optimization/52255
233 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
234 loop->header has virtual PHI, but exit_e->dest doesn't, add
235 virtual PHI to exit_e->dest and adjust all uses after the loop.
238 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
239 children with clone_tree_hash, not after it.
241 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
243 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
244 extended identifiers.
246 2012-02-16 Jakub Jelinek <jakub@redhat.com>
249 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
250 a same_body_alias, also test whether e->callee isn't a former
251 or current clone of the decl this is a same body alias of.
254 * cgraphunit.c (verify_cgraph_node): Fix a typo.
256 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
258 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
260 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
263 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
264 force_reg instead of copy_to_reg for better optimization. Force
265 non-register or memory operands into a register.
267 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
269 * extend.texi: Reserve upper bits of memory model for future use.
271 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
272 Anatoly Sokolov <aesok@post.ru>
273 Eric Weddington <eric.weddington@atmel.com>
276 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
277 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
278 Rewrite initializers for .macro.
279 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
280 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
281 atxmega32d4, atxmega32x1.
282 avrxmega4: atxmega64a3, atxmega64d3.
283 avrxmega5: atxmega64a1, atxmega64a1u.
284 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
285 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
286 avrxmega7: atxmega128a1, atxmega128a1u.
287 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
288 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
289 (struct base_arch_s): Rename reserved to xmega_p.
290 Rename reserved2 to have_rampd.
291 (AVR_XMEGA): New define.
292 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
293 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
294 * config/avr/predicates.md (io_address_operand): Take into
296 (low_io_address_operand): Ditto.
297 (high_io_address_operand): Ditto.
298 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
299 (enabled, movhi_sp_r): Use them.
300 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
301 cpp_define_formatted to built-in define __AVR_ARCH__.
302 (__AVR_XMEGA__): New built-in define.
303 (__AVR_HAVE_RAMPD__): New built-in define.
304 (__AVR_HAVE_RAMPX__): New built-in define.
305 (__AVR_HAVE_RAMPY__): New built-in define.
306 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
308 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
309 (avr_option_override): Initialize them.
310 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
311 (avr_init_expanders): Initialize them. No more block several calls.
312 (emit_push_sfr): New static function.
313 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
315 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
316 (avr_print_operand): Print addreeses as symbols for
317 RAMPX, RAMPY, RAMPD, CCP.
318 (output_movhi): Handle AVR_XMEGA when writing to SP.
319 (avr_out_movhi_mr_r_xmega): New static function.
320 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
321 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
322 __RAMPD__, __CCP__ as needed.
324 * config/avr/multilib.h: Regenerate.
325 * config/avr/t-multilib: Regenerate.
326 * config/avr/avr-tables.opt: Regenerate.
328 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
330 PR tree-optimization/50561
331 * graphite-flattening.c (lst_project_loop): Do not
332 remove old scattering dimensions after flattening.
333 (lst_do_flatten): Likewise.
335 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
337 * doc/extend.texi (AVR Built-in Functions): Remove doc for
338 __builtin_avr_map8, __builtin_avr_map16.
339 Document __builtin_avr_insert_bits.
341 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
342 (insert_bits): New insn.
343 (adjust_len.map_bits): Rename to insert_bits.
344 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
345 * avr-protos.h (avr_out_map_bits): Remove.
346 (avr_out_insert_bits, avr_has_nibble_0xf): New.
347 * config/avr/constraints.md (Cxf,C0f): New.
348 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
349 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
350 New built-in define __BUILTIN_AVR_INSERT_BITS.
351 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
352 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
353 (avr_move_bits): Rewrite.
354 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
356 (avr_map_op_t): New typedef.
357 (avr_map_op): New static variable.
358 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
359 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
360 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
361 (bdesc_3arg, avr_expand_triop_builtin): New.
362 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
363 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
364 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
365 (avr_map_equal_p, avr_map_sig_p): Remove.
366 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
367 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
368 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
369 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
370 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
371 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
373 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
375 * config/c6x/c6x.md (reserve_cycles): New attribute.
376 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
377 don't reserve functional units after the branch occurs.
379 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
382 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
383 functions into non-tm_pure functions.
385 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
388 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
389 (iterative_hash_canonical_type): Likewise.
390 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
393 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
395 * haifa-sched.c (prune_ready_list): Ensure that if there is a
396 sched-group insn, it either remains alone or the entire list is
399 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
401 * doc/install.texi (Prerequisites): Fix grammar.
402 (Configuration): Likewise.
404 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
406 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
407 MPC as part of GCC before describing configuring with --with-gmp etc.
408 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
411 2012-02-14 Jakub Jelinek <jakub@redhat.com>
414 * dwarf2out.c (clone_tree_hash): New function.
415 (copy_decls_walk): Use it instead of clone_tree.
417 2012-02-14 Richard Guenther <rguenther@suse.de>
419 PR tree-optimization/52244
420 PR tree-optimization/51528
421 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
422 replacements for integral types.
424 2012-02-14 Walter Lee <walt@tilera.com>
426 * config.gcc: Handle tilegx and tilepro.
427 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
429 Add HAVE_AS_TLS check for tilegx and tilepro.
430 * configure: Regenerate.
431 * doc/contrib.texi: Add Mat Hostetter and self.
432 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
433 Document instruction intrinsics and network accessing intrinsics.
434 (TILEPro Built-in Functions): New node. Document instruction
435 intrinsics and network accessing intrinsics.
436 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
437 (Specific, tilepro-*-linux*): Likewise.
438 * doc/invoke.texi (TILE-Gx Options): New section.
439 (TILEPro Options): New section.
440 * doc/md.texi (TILE-Gx): New section.
441 (TILEPro): New section.
442 * common/config/tilegx/tilegx-common.c: New file.
443 * common/config/tilepro/tilepro-common.c: New file.
444 * config/tilegx/constraints.md: New file.
445 * config/tilegx/linux.h: New file.
446 * config/tilegx/mul-tables.c: New file.
447 * config/tilegx/predicates.md: New file.
448 * config/tilegx/sync.md: New file.
449 * config/tilegx/t-tilegx: New file.
450 * config/tilegx/tilegx-builtins.h: New file.
451 * config/tilegx/tilegx-c.c: New file.
452 * config/tilegx/tilegx-generic.md: New file.
453 * config/tilegx/tilegx-modes.def: New file.
454 * config/tilegx/tilegx-multiply.h: New file.
455 * config/tilegx/tilegx-protos.h: New file.
456 * config/tilegx/tilegx.c: New file.
457 * config/tilegx/tilegx.h: New file.
458 * config/tilegx/tilegx.md: New file.
459 * config/tilegx/tilegx.opt: New file.
460 * config/tilepro/constraints.md: New file.
461 * config/tilepro/gen-mul-tables.cc: New file.
462 * config/tilepro/linux.h: New file.
463 * config/tilepro/mul-tables.c: New file.
464 * config/tilepro/predicates.md: New file.
465 * config/tilepro/t-tilepro: New file.
466 * config/tilepro/tilepro-builtins.h: New file.
467 * config/tilepro/tilepro-c.c: New file.
468 * config/tilepro/tilepro-generic.md: New file.
469 * config/tilepro/tilepro-modes.def: New file.
470 * config/tilepro/tilepro-multiply.h: New file.
471 * config/tilepro/tilepro-protos.h: New file.
472 * config/tilepro/tilepro.c: New file.
473 * config/tilepro/tilepro.h: New file.
474 * config/tilepro/tilepro.md: New file.
475 * config/tilepro/tilepro.opt: New file.
477 2012-02-14 Jakub Jelinek <jakub@redhat.com>
479 PR tree-optimization/52210
480 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
481 vect_model_simple_cost with two entry vect_def_type array instead
484 2012-02-14 Richard Guenther <rguenther@suse.de>
487 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
488 Do not stream DECL_QUALIFIER.
489 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
490 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
491 (find_decls_types_r): Do not walk DECL_QUALIFIER.
493 2012-02-14 Jakub Jelinek <jakub@redhat.com>
496 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
499 2012-02-13 Jakub Jelinek <jakub@redhat.com>
502 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
503 * cselib.c (cselib_subst_to_values_from_insn): New function.
504 * sched-deps.c (add_insn_mem_dependence,
505 sched_analyze_1, sched_analyze_2): Use it.
507 2012-02-13 Jan Hubicka <jh@suse.cz>
510 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
512 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
514 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
515 (GTM_SELF_SPECS): Define if not already defined.
516 (driver_self_specs): Add GTM_SELF_SPECS.
517 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
518 (GTM_SELF_SPECS): Define.
519 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
520 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
522 2012-02-13 Jakub Jelinek <jakub@redhat.com>
524 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
527 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is
531 * omp-low.c (expand_omp_for): If a static schedule without
532 chunk size has NULL region->cont, force fd.chunk_size to be
535 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
538 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
540 2012-02-13 Richard Guenther <rguenther@suse.de>
543 * passes.c (enable_disable_pass): Fix typo.
545 2012-02-13 Jakub Jelinek <jakub@redhat.com>
548 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
549 XOR for reduce_bit_field if type is unsigned.
551 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
553 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
554 disallow changes from SFmode to mode with different size in FP regs.
556 2012-02-12 Robert Millan <rmh@gnu.org>
557 Gerald Pfeifer <gerald@pfeifer.com>
559 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
562 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
564 PR rtl-optimization/52175
565 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
566 to frame-related instructions.
568 2012-02-10 Jason Merrill <jason@redhat.com>
571 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
572 (demangle_new_symbols): Fill it.
573 (scan_linker_output): Walk it.
574 (start_tweaking): Split out from scan_linker_output.
575 (maybe_tweak): Update sym->chosen.
576 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
578 2012-02-11 Jakub Jelinek <jakub@redhat.com>
581 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use
584 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
586 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
587 having the same mode as previous compare.
589 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
591 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
592 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
593 (nonlocal_goto_internal): Likewise.
594 (nonlocal_goto): Emit a use and an indirect jump directly.
596 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
599 * doc/extend.texi : Update comments for __atomic_compare_exchange and
600 __atomic_{is,always}_lock_free.
602 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
605 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
606 negative constant address for x32.
608 2012-02-10 Richard Henderson <rth@redhat.com>
610 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
611 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
612 for GIMPLE_TRANSACTION. Tidy if's into a switch.
614 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
615 Ira Rosen <irar@il.ibm.com>
617 PR tree-optimization/50031
618 * targhooks.c (default_builtin_vectorization_cost): Handle
620 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
621 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
622 all types of reduction and pattern statements.
623 (vect_estimate_min_profitable_iters): Likewise.
624 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
625 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
626 for explicit realigns.
627 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
628 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
630 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
631 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
632 vec_perm for VSX and handle vec_promote_demote.
634 2012-02-10 Jakub Jelinek <jakub@redhat.com>
637 * builtins.c (fold_builtin_atomic_always_lock_free,
638 expand_builtin_atomic_always_lock_free,
639 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
640 Return and/or test boolean_true_node/boolean_false_node instead of
641 integer_one_node/integer_zero_node.
643 2012-02-10 Jan Hubicka <jh@suse.cz>
646 * predict.c (predict_paths_for_bb): Prevent looping.
647 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
649 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
651 * config/arm/arm.c (output_move_double): In one case properly
652 count number of instructions that will be emitted.
654 2012-02-10 Richard Guenther <rguenther@suse.de>
657 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
659 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
662 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
664 2012-02-09 Jakub Jelinek <jakub@redhat.com>
667 * var-tracking.c (emit_note_insn_var_location): If
668 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
669 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
670 non-NOTE_DURING_CALL_P insn.
672 2012-02-09 Bin Cheng <bin.cheng@arm.com>
675 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
677 2012-02-08 Magnus Granberg <zorry@gentoo.org>
680 * gcc.c (switch_matches) Support switches with separated form,
683 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
685 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
688 * config/avr/avr.c (avr_addr_t): New typedef.
689 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
690 (avr_init_expanders): Initialize it.
691 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
693 (expand_epilogue): Ditto.
694 (avr_print_operand): Ditto.
695 (avr_file_start): Ditto.
696 (avr_emit_movmemhi): Ditto.
698 2012-02-08 Richard Guenther <rguenther@suse.de>
700 PR tree-optimization/46886
701 * tree-flow.h (do_while_loop_p): Declare.
702 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
703 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
705 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
707 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
708 always succeed for integers larger than a native word.
710 2012-02-08 Richard Guenther <rguenther@suse.de>
712 PR rtl-optimization/52170
713 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
714 properly handle integer vector modes.
716 2012-02-08 Jakub Jelinek <jakub@redhat.com>
718 PR gcov-profile/52150
719 * coverage.c: Include target.h.
720 (build_var): Call targetm.strip_name_encoding on the assembler name.
721 Change one _ into . or $ if the target allows it.
722 * Makefile.in (coverage.o): Depend on $(TARGET_H).
724 PR rtl-optimization/52139
725 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
726 is a BARRIER after emit_insn_after_noloc, move BB_END
727 to the last non-BARRIER insn before it.
729 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
732 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
733 (mips_gimplify_va_arg_expr): Call it instead of
734 std_gimplify_va_arg_expr.
736 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
738 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
739 message for -mno-pointers-to-nested-function.
741 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
744 * expr.c (get_inner_reference): If there is an offset, add a negative
745 bit position to it (if any).
747 2012-02-07 Jakub Jelinek <jakub@redhat.com>
749 PR rtl-optimization/52060
750 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
751 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
752 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
753 and/or i0src_copy2 when needed.
755 2012-02-07 Jakub Jelinek <jakub@redhat.com>
757 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
758 or LTOPLUGINSONAME if have_c.
760 * config/freebsd-spec.h: Add comment about what macros can be defined
762 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
763 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
766 2012-02-07 Richard Guenther <rguenther@suse.de>
768 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
769 newline in -alias dumps.
771 2012-02-07 Kai Tietz <ktietz@redhat.com>
772 Dave Korn <dave.korn.cygwin@gmail.com>
775 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
776 Take care that typinfo gets dllexport-attribute.
778 2012-02-07 Jakub Jelinek <jakub@redhat.com>
781 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
782 if modifier < EXPAND_SUM call force_operand on the result.
784 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
786 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
787 adding __forwarder_dst__ prefix if a forwarder_section attribute is
789 (epiphany_function_type): Replace types for specific interrupts with
790 EPIPHANY_FUNCTION_INTERRUPT.
791 (EPIPHANY_INTERRUPT_P): Update.
792 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
794 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
795 <disinterrupt>: Affects type identity.
796 (epiphany_handle_interrupt_attribute): Handle variable number of
798 (epiphany_compute_function_type): Update for new
799 epiphany_function_type definition.
800 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
801 handlers with a longcall forwarder.
802 (epiphany_start_function): Handle multiple interrupt arguments and/or
803 forwarder_section attribute.
805 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
808 2012-02-07 Alan Modra <amodra@gmail.com>
811 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
814 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
816 PR tree-optimization/50969
817 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
818 use vec_perm rather than vector_stmt.
819 (vect_model_load_cost): Likewise.
820 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
821 vec_perm to be the same as other vector statements.
822 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
823 cost of vec_perm for TARGET_VSX.
825 2012-02-06 Richard Guenther <rguenther@suse.de>
827 PR tree-optimization/52115
828 * tree-sra.c (access_has_replacements_p): New function.
829 (sra_modify_assign): Use it to decide whether a use is uninitialized.
831 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
834 * trans-mem.c (expand_call_tm): Add an assertion.
835 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
838 2012-02-06 Richard Guenther <rguenther@suse.de>
840 PR tree-optimization/50955
841 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
842 raise cost of expressions that replace an address with an
843 expression based on a different pointer.
845 2012-02-06 Jakub Jelinek <jakub@redhat.com>
848 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
849 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
851 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
854 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
855 -Weffc++ and specify guidelines come from second edition.
857 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
859 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
860 (sibcall_value_multiple_internal, call_split, call_internal_direct)
861 (call_direct_split, call_value_split, call_value_internal_direct)
862 (call_value_direct_split, call_value_multiple_split): Use jal and
863 jal_macro attributes.
865 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
867 * reload1.c (reload_regs_reach_end_p): Replace with...
868 (reload_reg_rtx_reaches_end_p): ...this function.
869 (new_spill_reg_store): Update commentary.
870 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
871 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
872 before setting new_spill_reg_store.
873 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
874 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
875 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
876 for non-spill reload registers.
878 2012-02-05 Ira Rosen <irar@il.ibm.com>
880 PR tree-optimization/52091
881 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
882 (vect_is_simple_use_1): Likewise.
883 * tree-vect-loop.c (vectorizable_reduction): Update calls
884 to vect_is_simple_use_1 and vect_is_simple_use.
885 (vectorizable_live_operation): Likewise.
886 * tree-vect-patterns.c (widened_name_p,
887 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
888 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
889 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
890 vectorizable_shift,vectorizable_operation, vectorizable_store,
891 vectorizable_load): Likewise.
892 (vect_is_simple_cond): Add an argument, pass it to
893 vect_is_simple_use_1.
894 (vectorizable_condition): Update calls to vect_is_simple_cond,
896 (vect_is_simple_use): Add an argument, the statement in which
897 OPERAND is used. Check that if OPERAND's def stmt is a double
898 reduction phi node, the use is a phi node too.
899 (vect_is_simple_use_1): Add an argument, pass it to
901 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
902 to vect_is_simple_use.
904 2012-02-04 Jakub Jelinek <jakub@redhat.com>
906 PR rtl-optimization/52095
907 * modulo-sched.c (dump_insn_locator): New function.
908 (loop_canon_p, sms_schedule): Use it.
910 PR rtl-optimization/52113
911 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
912 even for decomposable shift/zext insns.
914 2012-02-03 Jakub Jelinek <jakub@redhat.com>
915 Zdenek Dvorak <ook@ucw.cz>
917 PR rtl-optimization/52092
918 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
919 on get_iv_value result.
921 2012-02-02 Andrew Pinski <apinski@cavium.com>
925 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
927 2012-02-02 Jakub Jelinek <jakub@redhat.com>
930 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
932 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
934 PR rtl-optimization/49800
935 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
936 (sched_finish): Call regstat_free_n_sets_and_refs.
938 2012-02-02 Jia Liu <proljc@gmail.com>
940 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
943 2012-02-02 Jan Hubicka <jh@suse.cz>
944 Tom de Vries <tom@codesourcery.com>
947 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
948 * varpool.c (varpool_analyze_pending_decls): Likewise.
950 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
951 Jayant R Sonar <jayant.sonar@kpitcummins.com>
953 * config.gcc: Add cr16-* support.
955 * doc/extend.texi: Document cr16 extensions.
956 * doc/install.texi: Document cr16 install.
957 * doc/invoke.texi: Document cr16 options.
958 * doc/md.texi: Document cr16 constraints.
960 * common/config/cr16/cr16-common.c: New file.
961 * config/cr16/cr16.c: New file.
962 * config/cr16/cr16.h: New file.
963 * config/cr16/cr16.md: New file.
964 * config/cr16/cr16.opt: New file.
965 * config/cr16/cr16-protos.h: New file.
966 * config/cr16/predicates.md: New file.
967 * config/cr16/constraints.md: New file.
968 * config/cr16/t-cr16: New file.
970 2012-02-02 Jakub Jelinek <jakub@redhat.com>
973 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
974 that operands[2] is either immediate, or q_regs_operand.
976 PR tree-optimization/52073
977 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
978 a pattern stmt for pattern uses, ignore uses outside of the loop.
980 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
982 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
983 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
984 (OUT_AS1, OUT_AS2): Remove.
986 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
988 PR rtl-optimization/51374
989 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
990 to cross other volatile_refs_p insns.
992 2012-02-01 Richard Guenther <rguenther@suse.de>
994 * doc/invoke.texi (fno-inline): Clarify documentation.
995 (finline-small-functions): Likewise.
996 (finline-functions): Likewise.
997 * common.opt (finline): Adjust comment and documentation.
998 (finline-small-functions): Clarify documentation.
999 (finline-functions): Likewise.
1000 (finline-functions-called-once): Likewise.
1002 2012-02-01 Tristan Gingold <gingold@adacore.com>
1004 * c-typeck.c (composite_type): Keep mode for pointers.
1006 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
1008 * function.h (regno_reg_rtx): Adjust comment.
1009 * reginfo.c (init_reg_modes_target): Only use the previous mode
1010 if it fits within one register. Remove MIPS comment.
1012 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1015 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
1017 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1019 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
1020 to srak instruction.
1022 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1024 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
1026 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1031 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
1033 2012-01-31 Richard Guenther <rguenther@suse.de>
1035 PR tree-optimization/51528
1036 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
1039 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1044 * ree.c (add_removable_extension): Change def_map argument
1045 to unsigned *, store in def_map 1 + offset into *insn_list vector
1046 instead of pointers into the vector.
1047 (find_removable_extensions): Adjust caller.
1049 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1051 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
1052 Transform all "* quoted-c-code" to { c-code }.
1053 Remove redundant test for "optimize" in combine patterns.
1054 Move (include "avr-dimode.md") to end of file.
1056 2012-01-30 Bin Cheng <bin.cheng@arm.com>
1059 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
1060 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
1062 2012-01-30 Richard Guenther <rguenther@suse.de>
1064 PR tree-optimization/52028
1065 * tree-loop-distribution.c (ldist_gen): Properly update
1068 2012-01-30 Jakub Jelinek <jakub@redhat.com>
1071 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
1072 set_cur_line_info_table if not emitting debug info.
1074 PR tree-optimization/52046
1075 * tree-vect-patterns.c (check_bool_pattern): Give up if
1076 a comparison could throw.
1079 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
1081 2012-01-30 Richard Guenther <rguenther@suse.de>
1083 PR tree-optimization/52045
1084 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
1085 SSA form if cfgcleanup did anything.
1087 2012-01-30 Richard Guenther <rguenther@suse.de>
1089 PR tree-optimization/52045
1090 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
1091 before computing final todo.
1093 2012-01-30 Richard Guenther <rguenther@suse.de>
1095 PR tree-optimization/51528
1096 * tree-sra.c (sra_modify_assign): Re-factor in preparation
1099 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
1101 * df-problems.c (df_kill_notes): Check that the use refers
1102 to the note under examination.
1104 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
1107 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
1108 parameter and use short-lived pseudos.
1109 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
1110 (sparc_expand_vector_init): Const-ify local variables and adjust
1111 calls to above functions.
1113 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1115 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
1117 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
1119 * doc/invoke.texi: Make usage of "compile time" and
1120 "run time"/"runtime" consistent throughout the file.
1122 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
1124 * config/alpha/alpha.c (alpha_option_override): Default to
1125 full IEEE compliance mode for Go language.
1127 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
1129 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
1130 (LINK_SSP_SPEC): Define.
1132 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1135 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
1138 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
1140 * doc/invoke.texi: Correct hyphenation of "floating point",
1141 "double precision", and related terminology throughout the file.
1143 2012-01-28 Jakub Jelinek <jakub@redhat.com>
1146 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
1147 arm_general_register_operand predicate for operand 2 instead of
1150 2012-01-27 Ian Lance Taylor <iant@google.com>
1153 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
1154 * builtins.c (expand_builtin_init_trampoline): Add onstack
1155 parameter. Change caller.
1156 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
1157 * tree.c (build_common_builtin_nodes): Declare
1158 __builtin_init_heap_trampoline.
1160 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
1162 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
1163 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
1164 * config/avr/avr.c: Ditto.
1165 (avr_regnames): Remove because unused.
1166 * config/avr/avr.md (*cpse.ne): New peephole.
1167 (*cpse.eq): New peephole from former cpse peepholes.
1169 2012-01-27 Michael Eager <eager@eagercon.com>
1171 * config/microblaze.c (microblaze_emit_compare): Correct
1172 test after pcmp instruction.
1174 2012-01-27 Richard Guenther <rguenther@suse.de>
1176 PR tree-optimization/52020
1177 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
1179 2012-01-27 Richard Guenther <rguenther@suse.de>
1181 * ipa-pure-const.c (check_stmt): Clobbers do not make a
1182 function non-const/pure.
1184 2012-01-27 Richard Guenther <rguenther@suse.de>
1186 PR tree-optimization/50444
1187 * tree-sra.c (build_ref_for_offset): Properly adjust the
1188 MEM_REF type for unaligned accesses.
1190 2012-01-27 Richard Guenther <rguenther@suse.de>
1192 PR tree-optimization/50444
1193 * expr.c (mem_ref_refers_to_non_mem_p): New function.
1194 (expand_assignment): Use it. Properly handle misaligned
1195 bases when expanding stores to component references.
1196 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
1199 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
1202 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
1203 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
1204 * tree-data-ref.c (find_data_references_in_loop): Make static.
1205 (compute_all_dependences): Change return type to bool. Bail out
1206 for too many datarefs in a loop. Move the hunk resetting the data
1207 dependences vector from ...
1208 (compute_data_dependences_for_loop): ... here. Account for
1209 compute_all_dependences returning false.
1210 (compute_data_dependences_for_bb): Likewise.
1211 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
1212 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
1214 2012-01-27 Richard Guenther <rguenther@suse.de>
1217 * expr.c (store_field): Use the alias-set of the scratch memory
1220 2012-01-27 Tom de Vries <tom@codesourcery.com>
1222 PR tree-optimization/51990
1223 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1225 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
1227 2012-01-27 Jakub Jelinek <jakub@redhat.com>
1230 * var-tracking.c (reverse_op): Don't add any reverse operation
1231 if V already has any constant locations.
1233 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1235 * doc/invoke.texi: Correct usage of "command line" (noun)
1236 vs "command-line" (adjective) throughout.
1238 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1240 * doc/invoke.texi (Language Independent Options): Move
1241 -Wcoverage-mismatch blurb from here....
1242 (Warning Options): ...to here.
1244 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
1246 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1247 Set rs6000_always_hint to false for 476.
1249 2012-01-27 Matthias Klose <doko@ubuntu.com>
1251 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
1253 * incpath.c (add_standard_paths): Likewise.
1255 2012-01-27 Richard Henderson <rth@redhat.com>
1257 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1258 * config/m68k/sync.md (atomic_test_and_set): Rename from
1259 sync_test_and_setqi and adjust the operands.
1260 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
1261 and unconditionally enable.
1263 2012-01-27 Richard Henderson <rth@redhat.com>
1265 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1266 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
1267 (ldstub): Rename from ldstubqi.
1268 (ldstub<I24MODE>): Remove.
1270 2012-01-27 Richard Henderson <rth@redhat.com>
1272 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1273 * c-cppbuiltin.c (cpp_atomic_builtins): Define
1274 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
1275 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
1276 * doc/tm.texi: Rebuild.
1278 2012-01-27 Richard Henderson <rth@redhat.com>
1280 * optabs.c (gen_atomic_test_and_set): Remove default.
1281 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
1283 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1285 PR rtl-optimization/51978
1286 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
1287 (combine_reaching_defs): Likewise.
1288 (struct re_info): Remove.
1289 (add_removable_extension): Remove x and data arguments,
1290 add insn, insn_list and def_map. Use the arguments directly
1291 instead of using struct re_info.
1292 (find_removable_extensions): Don't call add_removable_extension
1293 through note_stores, instead just call it with single_set
1295 (find_and_remove_re): Pass curr_cand->expr instead of
1296 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
1298 2012-01-26 Michael Matz <matz@suse.de>
1300 PR tree-optimization/46590
1301 * cfgexpand.c: Revert last change (r183305).
1302 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
1304 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
1305 checking for emptiness.
1307 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1310 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
1311 non-addressable non-BLKmode base correctly.
1313 2012-01-26 Michael Matz <matz@suse.de>
1315 PR tree-optimization/48794
1316 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
1317 regions referenced from RESX/EH_DISPATCH.
1319 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1321 * config/s390/s390.h: Make BRANCH_COST an option.
1322 * config/s390/s390.opt: New option -mbranch-cost.
1324 2012-01-26 Richard Henderson <rth@redhat.com>
1326 Revert 2012-01-24 change:
1327 * trans-mem.c (requires_barrier): Do not instrument thread local
1328 variables and emit save/restore for them.
1330 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1333 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
1336 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
1338 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
1341 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
1344 Rename __pgm to __flash.
1345 Rename __pgm1 to __flash1.
1346 Rename __pgm2 to __flash2.
1347 Rename __pgm3 to __flash3.
1348 Rename __pgm4 to __flash4.
1349 Rename __pgm5 to __flash5.
1350 Rename __pgmx to __memx.
1351 * doc/extend.texi (AVR Named Address Spaces)
1352 Rename address space names as indicated above.
1353 * config/avr/avr.c (avr_addrspace): Ditto.
1355 * config/avr/avr-protos.h
1356 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
1357 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
1358 * config/avr/predicates.md: Ditto.
1359 * config/avr/avr.c Ditto, and
1360 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
1361 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
1363 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
1364 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
1365 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
1366 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
1367 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
1368 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
1369 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
1370 * config/avr/avr.c: Ditto.
1371 * config/avr/avr.md: Ditto.
1373 2012-01-25 Jason Merrill <jason@redhat.com>
1376 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
1378 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1380 PR tree-optimization/51987
1381 * tree-data-ref.c (get_references_in_stmt): Handle references in
1382 non-volatile GIMPLE_ASM.
1384 2012-01-25 Richard Guenther <rguenther@suse.de>
1386 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
1387 bases are dereferenced.
1389 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1391 PR rtl-optimization/48374
1392 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
1394 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1396 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
1397 compute_data_dependences_for_loop returns false.
1398 * tree-parloops.c (loop_parallel_p): Likewise.
1400 2012-01-25 Richard Guenther <rguenther@suse.de>
1402 * tree.h (get_pointer_alignment_1): Declare.
1403 * builtins.c (get_pointer_alignment_1): New function.
1404 (get_pointer_alignment): Use it.
1406 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1408 PR rtl-optimization/48308
1409 * combine.c (enum undo_kind): Add UNDO_LINKS.
1410 (struct undo): Add member l to other_contents and where.
1411 (do_SUBST_LINK): New.
1413 (try_combine): Handle LOG_LINKS for the dummy i1 case.
1414 (undo_all): Handle UNDO_LINKS.
1416 2012-01-25 Richard Henderson <rth@redhat.com>
1418 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
1421 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1423 * optabs.c (gen_atomic_test_and_set): Use each argument.
1425 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1427 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
1428 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
1429 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
1430 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
1431 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
1432 TARGET_PAIRED_SINGLE_FLOAT.
1434 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1436 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1437 (in_struct, return_val): Remove MEM documentation.
1438 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
1439 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1440 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
1442 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1443 * cfgexpand.c (add_alias_set_conflicts): Likewise.
1444 * expr.c (store_field): Likewise.
1445 * function.c (assign_stack_temp_for_type): Likewise.
1446 * ifcvt.c (noce_try_cmove_arith): Likewise.
1447 * reload1.c (reload): Likewise.
1448 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
1449 (alpha_set_memflags): Likewise.
1450 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
1452 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1454 * rtl.h (true_dependence, canon_true_dependence): Remove varies
1456 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
1457 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
1458 (true_dependence_1, true_dependence, canon_true_dependence): Remove
1460 * cselib.c (cselib_rtx_varies_p): Delete.
1461 (cselib_invalidate_mem): Update call to canon_true_dependence.
1462 * dse.c (record_store, check_mem_read_rtx): Likewise.
1463 (scan_reads_nospill): Likewise.
1464 * cse.c (check_dependence): Likewise.
1465 (cse_rtx_varies_p): Delete.
1466 * expr.c (safe_from_p): Update call to true_dependence.
1467 * ira.c (validate_equiv_mem_from_store): Likewise.
1468 (memref_referenced_p): Likewise.
1469 * postreload-gcse.c (find_mem_conflicts): Likewise.
1470 * sched-deps.c (sched_analyze_2): Likewise.
1471 * store-motion.c (load_kills_store): Likewise.
1472 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
1473 * gcse.c (mems_conflict_for_gcse_p): Likewise.
1474 (compute_transp): Update call to canon_true_dependence.
1476 2012-01-25 Richard Henderson <rth@redhat.com>
1478 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
1479 (maybe_emit_atomic_test_and_set): New.
1480 (expand_sync_lock_test_and_set): Use it.
1481 (expand_atomic_test_and_set): Likewise.
1482 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
1483 the implementation; clarify implementation defined details.
1484 * doc/md.texi (atomic_test_and_set): Document.
1486 2012-01-25 Richard Henderson <rth@redhat.com>
1488 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
1490 2012-01-25 Richard Henderson <rth@redhat.com>
1493 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
1494 to effect no-op split.
1496 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1499 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
1500 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
1501 (BT_FN_VOID_PTR_INT_SIZE): New.
1502 (BT_FN_UINT_UINT_VAR): Remove.
1503 (BT_FN_UINT32_UINT32_VAR): New.
1504 (BT_FN_DOUBLE_VPTR): Remove.
1505 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
1507 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
1508 (_ITM_changeTransactionMode): Same.
1509 (_ITM_memmoveRtWt): Change return type to void.
1510 (_ITM_memcpyRtWt): Same.
1511 (_ITM_memsetW): Same.
1512 (_ITM_RaRD): Change types to double.
1517 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
1519 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1520 Patrick Marlier <patrick.marlier@gmail.com>
1522 * trans-mem.c (requires_barrier): Do not instrument thread local
1523 variables and emit save/restore for them.
1525 2012-01-24 Jason Merrill <jason@redhat.com>
1528 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
1529 output static aliases.
1531 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1534 * common.opt (-pie, -shared, pie, shared): Change from Common to
1536 * gcc.c (display_help): Display help for -pie and -shared.
1538 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
1541 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
1542 Remove note on size/offset limitation.
1543 (AVR Variable Attributes): Add example how to read data located
1544 with progmem. Refer to named address spaces.
1545 * doc/invoke.texi (AVR Options): Fix typo.
1547 2012-01-24 Richard Guenther <rguenther@suse.de>
1549 Forward-port to trunk
1550 2010-09-21 Jakub Jelinek <jakub@redhat.com>
1553 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
1554 op0 isn't sufficiently aligned and there is movmisalignM
1555 insn for mode, use it to load op0 into a temporary register.
1557 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1560 * target.def (const_not_ok_for_debug_p): New hook.
1561 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
1563 * doc/tm.texi: Regenerated.
1564 * dwarf2out.c (const_ok_for_output_1): If
1565 targetm.const_not_ok_for_debug_p returns true, fail.
1566 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
1568 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
1570 2012-01-23 Kai Tietz <ktietz@redhat.com>
1573 * config/i386/predicates.md (symbolic_operand): Allow
1574 UNSPEC_PCREL as PIC expression for lea.
1575 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
1576 * config/i386/i386.c (ix86_delegitimize_address): Handle
1577 UNSPEC_PCREL for none-MEM, too.
1579 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1581 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
1582 (ipa_tm_create_version_alias): Same.
1584 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
1587 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
1588 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
1590 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1591 Patrick Marlier <patrick.marlier@gmail.com>
1592 Iain Sandoe <developer@sandoe-acoustics.co.uk>
1595 * lto-wrapper.c (run_gcc): Pass the LTO section name to
1596 simple_object_start_read.
1598 2012-01-23 Richard Guenther <rguenther@suse.de>
1601 PR tree-optimization/51895
1602 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
1603 parameter decomposition into BLKmode components.
1605 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
1607 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
1608 fake variables for restrict-qualified pointers whose pointed-to type
1609 contains a placeholder.
1611 2012-01-23 Richard Guenther <rguenther@suse.de>
1613 PR tree-optimization/51949
1614 * ipa-split.c (execute_split_functions): Do not split malloc functions.
1616 2012-01-23 Jakub Jelinek <jakub@redhat.com>
1618 PR rtl-optimization/51933
1619 * ree.c (transform_ifelse): Return true right away if dstreg is
1620 already wider or equal to cand->mode.
1621 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
1622 (make_defs_and_copies_lists): Remove defs_list and copies_list
1623 arguments, add state argument, just truncate state->work_list
1624 instead of always allocating and freeing the vector. Assert that
1625 get_defs succeeds instead of returning 2. Changed return type to bool.
1626 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
1627 have ext_src_mode, see if it has been modified already with the
1628 right kind of extension and has been extended before from the
1629 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
1630 just return true. Remember the original mode in state->modified array.
1631 (combine_reaching_defs): Add state argument. Don't allocate and
1632 free here def_list, copied_list and vec vectors, instead just
1633 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
1634 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
1635 Add state variable, clear vectors in it, initialize state.modified
1636 if needed. Free all the vectors at the end and state.modified too.
1637 Don't skip a candidate if the extension expression has been modified.
1639 2012-01-22 Douglas B Rupp <rupp@gnat.com>
1642 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
1643 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
1644 (extra_options) interix.opt -> i386/interix.opt"
1645 (extra_objs):Add winnt-stubs.o
1646 * configure.ac: Add interix to target_os .comm on PE check.
1647 * configure: Regenerate.
1648 * config/interix3.h: Delete and move bits to..
1649 * config/interix.h: Delete and move bits to..
1650 * config/i386/i386-interix3.h: Delete and move bits to..
1651 * config/i386/i386-interix.h: ..here.
1652 (TARGET_CPU_DEFAULT): Remove redefinition.
1653 (TARGET_ASM_CONSTRUCTOR): Undefine.
1654 (SUBTARGET_SWITCHES): Define for ms-bitfields.
1655 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
1656 (PTRDIFF_TYPE): Define.
1657 (LONG_DOUBLE_TYPE_SIZE): Define.
1658 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
1659 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
1660 (TARGET_SECTION_TYPE_FLAGS): Define.
1661 (ASM_DECLARE_FUNCTION_NAME): Define.
1662 (ASM_OUTPUT_EXTERNAL): Define.
1663 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
1664 (ASM_OUTPUT_ALIGNED_BSS): Define.
1665 (PCC_BITFIELD_TYPE_MATTERS): Define.
1666 (USE_CONST_SECTION): Define.
1667 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
1668 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
1669 (SUPPORTS_ONE_ONLY): Remove.
1670 (I386_PE_STRIP_ENCODING): Define.
1671 * config/interix.opt: Delete and move bits to..
1672 * config/i386/interix.opt: ..here. New.
1673 (mpe-aligned-commons): Add.
1674 * config/i386/t-interix: Add copyright header.
1675 (winnt-stubs.o): Add rule.
1677 2012-01-22 Jason Merrill <jason@redhat.com>
1680 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
1681 for extra name aliases.
1683 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
1685 PR rtl-optimization/51924
1686 * ree.c (combine_set_extension): Improve debugging message.
1687 (combine_reaching_defs): Likewise.
1688 (get_defs): Rename confusingly named variable.
1689 (find_and_remove_re): Skip a candidate if the extension expression has
1692 2012-01-21 Robert Millan <rmh@gnu.org>
1693 Gerald Pfeifer <gerald@pfeifer.com>
1695 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
1696 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
1698 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1700 PR tree-optimization/51914
1701 * tree-vect-stmts.c (vectorizable_conversion): For
1702 cvt_type && modifier == WIDEN, put temporary with cvt_type
1703 at the beginning of vec_dsts and set vec_dest to temporary
1706 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
1708 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
1710 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
1712 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
1713 * config/rs6000/rs6000.c: Likewise.
1715 2012-01-20 Jakub Jelinek <jakub@redhat.com>
1718 * config/arm/arm.c (arm_count_output_move_double_insns): Call
1719 output_move_double on a copy of operands array.
1721 2012-01-20 Cary Coutant <ccoutant@google.com>
1722 Dodji Seketeli <dodji@redhat.com>
1725 * dwarf2out.c (copy_declaration_context): Return ref to parent
1726 of declaration DIE, if necessary.
1727 (remove_child_or_replace_with_skeleton): Add new parameter; update
1728 caller. Place skeleton DIE under parent DIE of original declaration.
1729 Move call to copy_declaration_context to here ...
1730 (break_out_comdat_types): ... from here.
1732 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1734 PR rtl-optimization/51856
1735 * reload.c (find_reloads_subreg_address): Set the address_reloaded
1738 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1741 * config/arm/arm.c (arm_print_operand): Correct output of alignment
1742 hints for neon loads and stores.
1744 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
1748 * doc/extend.texi (Named Address Spaces): Split into subsections.
1749 (AVR Named Address Spaces): New subsection.
1750 (M32C Named Address Spaces): New subsection.
1751 (RL78 Named Address Spaces): New subsection.
1752 (SPU Named Address Spaces): New subsection.
1753 (Variable Attributes): New anchor "AVR Variable Attributes".
1754 (AVR Variable Attributes): Rewrite and avoid wording
1755 "address space" in this context.
1756 * doc/invoke.texi (AVR Options): Rewrite and add documentation
1757 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
1758 (AVR Built-in Macros): New subsubsection therein.
1759 * doc/md.texi (AVR constraints): Remove "C04", "R".
1761 2012-01-20 Richard Guenther <rguenther@suse.de>
1763 PR tree-optimization/51903
1764 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
1765 when removing stmts.
1767 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1770 * config/arm/arm.c (arm_load_pic_register): Use
1771 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
1772 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
1773 (arm_pic_static_addr): Likewise.
1774 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
1775 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
1776 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
1777 (pic_load_addr_unified): New.
1779 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
1782 * function.c (instantiate_virtual_regs_in_insn): Use
1783 delete_insn_and_edges when removing a wrong asm insn.
1785 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
1787 PR rtl-optimization/40761
1788 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
1789 Add new member loop_num.
1790 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
1791 (ira_build): Remove the parameter.
1793 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
1794 (ira.c): Do not build CFG loops for one region allocation. Remove
1795 argument from ira_build call.
1797 * ira-build.c (init_loop_tree_node): New function.
1798 (create_loop_tree_nodes): Use it. Separate the case when CFG
1799 loops are not built.
1800 (more_one_region_p): Check current_loops.
1801 (finish_loop_tree_nodes): Separate the case when CFG loops are not
1803 (add_loop_to_tree): Process loop equal to NULL too.
1804 (form_loop_tree): Separate the case when CFG loops are not built.
1805 Use explicitly number for the root.
1806 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
1808 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
1809 instead of loop->num.
1810 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
1811 (mark_all_loops_for_removal): Ditto.
1812 (remove_unnecessary_regions): Separate the case when CFG loops
1814 (ira_build): Remove the parameter. Use explicit number of regions
1815 when CFG loops are not built.
1817 * ira-color.c (print_loop_title): Separate the case for the root node.
1818 Use loop_num instead of loop->num.
1819 (move_spill_restore): Use loop_num instead of loop->num.
1821 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
1822 (change_loop): Ditto.
1823 (change_loop): Use loop_num instead of loop->num.
1825 * ira-lives.c (process_bb_node_lives): Ditto.
1827 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
1829 * ira-conflicts.c (print_allocno_conflicts): Ditto.
1831 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1834 * tree-mudflap.c (mf_artificial): New function.
1835 (execute_mudflap_function_ops, execute_mudflap_function_decls,
1836 mx_register_decls, mudflap_enqueue_decl): Use it.
1839 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
1840 numbers in the insn pattern.
1842 2012-01-19 Michael Matz <matz@suse.de>
1844 PR tree-optimization/46590
1845 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
1846 use it in remembering which conflicts we already created.
1847 (add_scope_conflicts): Adjust call to above, (de)allocate helper
1850 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
1853 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
1854 (merge_and_complain): Same.
1856 2012-01-19 Jakub Jelinek <jakub@redhat.com>
1859 * config/initfini-array.h: Guard content of the header
1860 with #ifdef HAVE_INITFINI_ARRAY.
1861 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
1862 Add initfini-array.h to tm_file here.
1863 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
1864 * config.gcc: Don't add initfini-array.h to tm_file here.
1865 * configure: Regenerated.
1867 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
1869 PR rtl-optimization/51505
1870 * df-problems.c (df_kill_notes): New parameter live. Update comment.
1871 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
1872 (df_note_bb_compute): Update the call to df_kill_notes.
1874 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
1876 * trans-mem.c (requires_barrier): Remove call to is_global_var.
1878 2012-01-18 Richard Guenther <rguenther@suse.de>
1880 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
1881 of conversions to void *.
1883 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1884 Richard Sandiford <rdsandiford@googlemail.com>
1888 * optabs.h (simplify_expand_binop): Declare.
1889 * optabs.c (simplify_expand_binop): Make global.
1890 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
1891 endian targets if the source cannot be exactly covered by word
1894 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1897 * hard-reg-set.h (struct hard_reg_set_container): New type.
1898 * target.h (struct hard_reg_set_container): Forward declare.
1899 * target.def (set_up_by_prologue): New target hook.
1900 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
1901 * doc/tm.texi: Regenerated.
1902 * function.c (thread_prologue_and_epilogue_insns): Change
1903 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
1904 Call targetm.set_up_by_prologue on it.
1905 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
1906 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
1908 2012-01-17 Nick Clifton <nickc@redhat.com>
1910 * config/rx/rx.c (rx_can_use_simple_return): New function.
1911 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
1912 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
1914 2012-01-17 Richard Guenther <rguenther@suse.de>
1917 * expr.c (expand_assignment): Take address-space information
1918 from the address operand of MEM_REF and TARGET_MEM_REF.
1919 (expand_expr_real_1): Likewise.
1921 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1923 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
1924 reload dump is requested.
1926 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
1929 * trans-mem.c (requires_barrier): Call may_be_aliased.
1931 2012-01-17 Jakub Jelinek <jakub@redhat.com>
1933 PR tree-optimization/51877
1934 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
1935 call arguments and fndecls compare equal, instead return false if they
1936 don't. Return true only if lhs1 and lhs2 are either both NULL, or
1937 both SSA_NAMEs that are valueized the same, or they satisfy
1940 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1942 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
1944 * configure: Regenerate.
1946 2012-01-16 Jan Hubicka <jh@suse.cz>
1950 * convert.c (convert_to_integer): Use fold_convert for
1951 converting an INTEGER_CST to integer type.
1953 2012-01-16 Jason Merrill <jason@redhat.com>
1956 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
1958 2012-01-16 Jakub Jelinek <jakub@redhat.com>
1961 * config/s390/s390.c (s390_chunkify_start): Don't skip
1962 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
1963 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
1964 If insn is followed by NOTE_INSN_VAR_LOCATION or
1965 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
1966 Don't use location of note insns.
1968 PR tree-optimization/51865
1969 * tree-inline.c (tree_function_versioning): Call remap_decl
1970 on DECL_RESULT whenever it has VOID_TYPE_P type.
1972 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
1974 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
1975 for calls to locally-binding MIPS16 functions if only the return
1976 type uses float regs.
1978 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
1979 Richard Sandiford <rdsandiford@googlemail.com>
1981 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
1982 (SYMBOL_32_HIGH): Likewise.
1983 (mips_output_tls_reloc_directive): Declare.
1984 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
1985 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
1986 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
1987 (mips_lo_relocs, mips_hi_relocs): Make extern.
1988 (mips16_stub_function): Move up file.
1989 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
1990 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
1991 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
1992 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
1993 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
1994 (mips_get_tp): Add MIPS16 support.
1995 (mips_legitimize_tls_address): Remove MIPS16 sorry().
1996 Generalize DTPREL and TPREL handling.
1997 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
1998 Add MIPS16 TLS support.
1999 (mips_output_tls_reloc_directive): New function.
2000 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
2001 * config/mips/predicates.md (symbolic_operand_with_high)
2002 (tls_reloc_operand): New predicates.
2003 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
2004 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
2005 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
2006 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
2007 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
2008 (*tls_get_tp_mips16_call_<mode>): Likewise.
2010 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
2012 PR rtl-optimization/51821
2013 * recog.c (peep2_find_free_register): Determine clobbered registers
2016 2012-01-14 Denis Chertykov <chertykov@gmail.com>
2019 * config/avr/avr-protos.h: Revert change of 2012-01-09.
2020 * config/avr/avr.c: Likewise.
2021 * config/avr/avr.h: Likewise.
2023 2012-01-13 Ian Lance Taylor <iant@google.com>
2026 * tree.h (TYPE_QUALS): Add cast to int.
2027 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
2029 2012-01-13 Ian Lance Taylor <iant@google.com>
2031 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
2032 comparing param_index to VEC_length result.
2034 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
2036 * c-decl.c: Do not include tree-mudflap.h
2037 * tree-optimize.c: Likewise.
2038 * Makefile.in: Update dependencies.
2040 2012-01-13 Richard Guenther <rguenther@suse.de>
2043 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
2044 variable-sized result always use RSO.
2046 2012-01-12 DJ Delorie <dj@redhat.com>
2048 * cfgexpand.c (convert_debug_memory_address): Allow any valid
2049 pointer type, not just the default pointer type.
2051 2012-01-09 Richard Henderson <rth@redhat.com>
2052 Denis Chertykov <chertykov@gmail.com>
2055 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
2056 * config/avr/avr.c (avr_can_eliminate): Simplify.
2057 (avr_initial_elimination_offset): Likewise.
2058 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
2059 (expand_epilogue): Likewise.
2060 (avr_legitimize_address): Gut.
2061 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
2062 (avr_hard_regno_nregs): New.
2063 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
2064 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
2065 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
2066 add soft frame pointer.
2067 (CALL_USED_REGISTERS): Likewise.
2068 (REG_CLASS_CONTENTS): Likewise.
2069 (REGISTER_NAMES): Likewise.
2070 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
2071 (HARD_FRAME_POINTER_REGNUM): New.
2072 (FRAME_POINTER_REGNUM): Use soft frame pointer.
2073 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
2074 remove the HARD_FRAME_POINTER self-elimination.
2076 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
2079 * config/avr/avr.c (avr_encode_section_info): Test for absence of
2080 DECL_EXTERNAL when checking for initializers of progmem variables.
2082 2012-01-12 Ira Rosen <irar@il.ibm.com>
2084 PR tree-optimization/51799
2085 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
2086 that the last operation is a type demotion.
2088 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
2090 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
2091 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
2093 2012-01-11 Jakub Jelinek <jakub@redhat.com>
2096 * combine.c (distribute_notes): If i3 is a noreturn call,
2097 allow old_size to be equal to args_size and make sure the
2098 noreturn call gets REG_ARGS_SIZE note.
2099 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
2100 on noreturn calls even when the delta is 0.
2102 2012-01-11 Nathan Sidwell <nathan@acm.org>
2104 * gcov.c (STRING_SIZE): Remove.
2105 (generate_results): Erase annotations for source files with no
2106 coverage information.
2108 (output_lines): Use it.
2110 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2112 * gimple.h (gimplify_body): Remove first argument.
2113 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
2114 pointer set here, instead just pass DATA to walk_tree.
2115 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
2116 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
2117 (unvisit_body): Likewise, but with unmark_visited.
2118 (gimplify_body): Remove BODY_P argument and adjust.
2119 (gimplify_function_tree): Adjust call to gimplify_body.
2120 * omp-low.c (finalize_task_copyfn): Likewise.
2122 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2124 * tree.h (build_function_decl_skip_args): Add boolean parameter.
2125 (build_function_type_skip_args): Delete.
2126 * tree.c (build_function_type_skip_args): Make static and add
2127 SKIP_RETURN parameter. Fix thinko in the handling of variants.
2128 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
2129 pass it to build_function_type_skip_args.
2130 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
2131 (tree_function_versioning): Likewise.
2132 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
2133 build_function_decl_skip_args.
2134 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
2135 and pass it to build_function_decl_skip_args/tree_function_versioning.
2136 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
2137 * ipa-inline-transform.c (save_inline_function_body): Likewise.
2138 * trans-mem.c (ipa_tm_create_version): Likewise.
2139 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
2140 * tree-inline.c (declare_return_variable): Remove always-true test.
2141 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
2142 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
2143 * ipa-split.c (split_function): Skip the return value for the split
2144 part if it doesn't return.
2146 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2148 PR tree-optimization/49642
2149 * ipa-split.c (forbidden_dominators): New variable.
2150 (check_forbidden_calls): New function.
2151 (dominated_by_forbidden): Likewise.
2152 (consider_split): Check for forbidden dominators.
2153 (execute_split_functions): Initialize and free forbidden
2154 dominators info; call check_forbidden_calls.
2156 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2158 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
2160 2012-01-11 Nick Clifton <nickc@redhat.com>
2162 * config/rx/rx.md (return): Define pattern.
2164 2012-01-11 Richard Guenther <rguenther@suse.de>
2166 * doc/extend.texi (malloc attribute): Adjust according to
2169 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
2170 Patrick Marlier <patrick.marlier@gmail.com>
2173 * trans-mem.c (get_cg_data): Traverse aliases if requested.
2174 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
2175 (ipa_tm_note_irrevocable): Same.
2176 (ipa_tm_scan_irr_block): Same.
2177 (ipa_tm_decrement_clone_counts): Same.
2178 (ipa_tm_scan_irr_function): Same.
2179 (ipa_tm_create_version_alias): Same.
2180 (ipa_tm_create_version): Same.
2181 (ipa_tm_transform_calls_redirect): Same.
2182 (ipa_tm_transform_calls): Same.
2183 (ipa_tm_transform_transaction): Same.
2184 (ipa_tm_execute): Same.
2186 2012-01-10 Richard Guenther <rguenther@suse.de>
2189 * opts.c (common_handle_option): Handle -Werror.
2191 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
2193 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
2196 2012-01-10 Jason Merrill <jason@redhat.com>
2198 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
2201 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2203 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
2204 supports R_386_TLS_GD_PLT reloc.
2205 (gcc_cv_as_ix86_tlsldmplt): Check if linker
2206 supports R_386_TLS_LDM_PLT reloc.
2207 * configure: Regenerate.
2208 * config.in: Regenerate.
2210 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
2213 Extend __pgmx semantics to linearize memory.
2214 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
2215 determine if code comes inline or from libgcc.
2216 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
2217 (movmem_qi, movmem_qi): Set constraint #2 to "n".
2218 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
2219 (movmemx_qi, movmemx_hi): New insns.
2220 (xload_<mode>_libgcc): Rewrite to new insn condition.
2221 (xload_<mode>): Remove insns.
2222 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
2223 cases that don't satisfy avr_xload_libgcc_p().
2224 (avr_addr_space_convert): Allow converting in any direction.
2225 (avr_addr_space_subset_p): Return always true.
2226 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
2227 (avr_emit_movmemhi): Ditto.
2228 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
2229 (avr_out_movmem): Ditto.
2230 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
2231 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
2232 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
2233 (avr_encode_section_info): Encode 'progmem' in symbol flags.
2234 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
2236 2012-01-10 Richard Guenther <rguenther@suse.de>
2238 PR tree-optimization/50913
2239 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
2240 Require data-refs to be representable by Graphite with respect
2243 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
2245 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
2246 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
2248 2012-01-10 Tom de Vries <tom@codesourcery.com>
2250 PR rtl-optimization/51271
2251 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
2252 handling annulled branch.
2254 2012-01-10 Richard Henderson <rth@redhat.com>
2256 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
2257 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
2258 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
2259 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
2260 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
2261 arm_expand_vec_perm_const): New.
2262 * config/arm/arm-protos.h: Update.
2263 * config/arm/neon.md (UNSPEC_VCONCAT): New.
2264 (*neon_vswp<VDQX>): New.
2265 (neon_vcombine<VDX>): Use neon_split_vcombine.
2266 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
2267 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
2268 (vec_perm<VE>): New.
2270 2012-01-10 Richard Henderson <rth@redhat.com>
2272 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
2273 use it if reload_completed.
2274 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
2275 arm_output_asm_insn, arm_process_output_memory_barrier,
2276 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
2277 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
2278 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
2279 arm_process_output_sync_insn, arm_output_sync_insn,
2280 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
2281 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
2282 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
2283 (emit_unlikely_jump): New.
2284 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
2285 (arm_split_atomic_op): New.
2286 * config/arm/arm-protos.h: Update.
2287 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
2288 (struct arm_sync_generator): Remove.
2289 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
2290 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
2291 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
2292 (VUNSPEC_LL, VUNSPEC_SC): New.
2293 (sync_result, sync_memory, sync_required_value, sync_new_value,
2294 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
2295 (attr length): Don't use arm_sync_loop_insns.
2296 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
2297 (movsfcc, movdfcc): Likewise.
2298 * config/arm/constraints.md (Ua): New.
2299 * config/arm/prediates.md (mem_noofs_operand): New.
2300 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
2301 (sync_clobber, sync_t2_reqd): Remove.
2302 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
2303 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
2304 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
2305 (arm_sync_compare_and_swap<SIDI>): Remove.
2306 (arm_sync_compare_and_swap<NARROW>): Remove.
2307 (arm_sync_lock_test_and_set<SIDI>): Remove.
2308 (arm_sync_lock_test_and_set<NARROW>): Remove.
2309 (arm_sync_new_<syncop><SIDI>): Remove.
2310 (arm_sync_new_<syncop><NARROW>): Remove.
2311 (arm_sync_new_nand<SIDI>): Remove.
2312 (arm_sync_new_nand<NARROW>): Remove.
2313 (arm_sync_old_<syncop><SIDI>): Remove.
2314 (arm_sync_old_<syncop><NARROW>): Remove.
2315 (arm_sync_old_nand<SIDI>): Remove.
2316 (arm_sync_old_nand<NARROW>): Remove.
2317 (*memory_barrier): Merge arm_output_memory_barrier.
2318 (atomic_compare_and_swap<QHSD>): New.
2319 (atomic_compare_and_swap<NARROW>_1): New.
2320 (atomic_compare_and_swap<SIDI>_1): New.
2321 (atomic_exchange<QHSD>): New.
2322 (cas_cmp_operand, cas_cmp_str): New.
2323 (atomic_op_operand, atomic_op_str): New.
2324 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
2325 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
2326 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
2327 (arm_load_exclusive<NARROW>): New.
2328 (arm_load_exclusivesi, arm_load_exclusivedi): New.
2329 (arm_store_exclusive<QHSD>): New.
2331 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2333 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
2334 reload patterns if -mvsx-scalar-memory.
2336 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
2337 generated, even -mno-vsx-scalar-double was used.
2338 (vsx_xscvdpsp_scalar): Likewise.
2339 (vsx_xscvspdp_scalar2): Likewise.
2341 2012-01-09 Tom de Vries <tom@codesourcery.com>
2342 Andrew Pinski <apinski@cavium.com>
2345 * reorg.c (fill_slots_from_thread): Don't speculate
2346 frame-related insns.
2348 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
2350 * sched-int.h (bb_note): Move to...
2351 * basic-block.h: ...here.
2352 * haifa-sched.c (bb_note): Move to...
2353 * cfgrtl.c: ...here.
2354 * function.c (next_block_for_reg): New function.
2355 (move_insn_for_shrink_wrap): Likewise.
2356 (prepare_shrink_wrap): Rewrite to use the above.
2358 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
2360 * gimple.c (is_gimple_non_addressable): Remove.
2361 * gimple.h: Remove is_gimple_non_addressable.
2362 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
2363 is_gimple_non_addressable.
2364 * trans-mem.c (expand_assign_tm): Same.
2366 2012-01-09 Richard Guenther <rguenther@suse.de>
2368 PR tree-optimization/51775
2369 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
2370 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
2372 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2374 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2376 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2378 2012-01-09 Richard Guenther <rguenther@suse.de>
2380 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
2382 2012-01-08 Jan Hubicka <jh@suse.cz>
2384 PR tree-optimize/51680
2385 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
2386 on when known_vals needs to be computed; cleanup.
2388 2012-01-08 Jan Hubicka <jh@suse.cz>
2390 PR tree-optimize/51694
2391 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
2393 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
2395 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
2396 for -std=c++98 and -std=c++11 too.
2398 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
2400 * cfgloop.c (cancel_loop): Add free() of bbs array.
2402 2012-01-07 Jan Hubicka <jh@suse.cz>
2404 PR tree-optimization/51600
2405 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
2406 that benefits small functions.
2408 2012-01-07 Jan Hubicka <jh@suse.cz>
2410 * ipa-inline.c (want_inline_small_function_p): Fix formating.
2412 2012-01-07 Jan Hubicka <jh@suse.cz>
2414 PR tree-optimization/51680
2415 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
2416 whose inlining reduce unit size.
2418 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
2421 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
2422 Add canonical node to containing_mem chain after the non-canonical
2423 one, even if there weren't any locs to propagate.
2424 (remove_useless_values): Keep only canonical values.
2425 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
2426 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
2427 canonicalize mem_chain elements that are not discarded.
2429 2012-01-06 Jakub Jelinek <jakub@redhat.com>
2432 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
2433 before emitting functions.
2435 PR gcov-profile/50127
2436 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
2437 clear_aux_for_blocks.
2439 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
2442 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
2444 2012-01-06 Arnaud Charlet <charlet@adacore.com>
2446 * c-decl.c (ext_block): Moved up.
2447 (collect_all_refs, for_each_global_decl): Take ext_block into account.
2449 2012-01-06 Han Shen <shenhan@google.com>
2451 Translate built-in include paths for sysroot.
2452 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
2453 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
2455 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
2456 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
2458 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
2459 control whether sysroot should be prepended to gxx include dir.
2461 * configure: Regenerate.
2463 2012-01-06 Torvald Riegel <triegel@redhat.com>
2465 PR rtl-optimization/51771
2466 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
2467 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
2469 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2471 PR tree-optimization/51315
2472 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
2473 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
2475 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
2478 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
2479 for shrp pattern. Correctly handle and fixup shift variable.
2480 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
2482 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2485 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
2486 note when !ACCUMULATE_OUTGOING_ARGS.
2488 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2490 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
2492 (extract_range_from_unary_expr_1): Avoid useless computations.
2494 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2496 PR rtl-optimization/51767
2497 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
2498 of jump_block and add an extra edge for degenerated asm gotos.
2501 * stmt.c (check_unique_operand_names): Don't ICE during error
2502 reporting if i is from labels chain.
2505 * profile.c (branch_prob): Split bbs that have exit edge
2506 and need a fake entry edge too.
2508 2012-01-05 Jan Hubicka <jh@suse.cz>
2511 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
2514 2012-01-05 Richard Guenther <rguenther@suse.de>
2517 * tree-streamer-out.c (write_ts_optimization): New function.
2518 (streamer_write_tree_body): Call it.
2519 * tree-streamer-in.c (lto_input_ts_optimization): New function.
2520 (streamer_read_tree_body): Call it.
2521 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
2523 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2526 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
2527 * gimplify.c (gimplify_cleanup_point_expr): Save and set
2528 in_cleanup_point_expr before gimplify_stmt call and restore it
2530 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
2531 in_cleanup_point_expr is false.
2533 2012-01-05 Richard Guenther <rguenther@suse.de>
2536 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
2538 * toplev.c (process_options): Reject combining mudflap and LTO.
2539 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
2541 2012-01-05 Richard Guenther <rguenther@suse.de>
2543 PR tree-optimization/51760
2544 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
2546 (bit_value_unop): Handle UNDEFINED operands.
2547 (bit_value_binop): Likewise.
2549 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
2551 * config/avr/avr.c (avr_replace_prefix): Remove.
2552 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
2553 (avr_asm_function_rodata_section): Ditto.
2554 (avr_asm_select_section): Ditto.
2556 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
2558 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
2561 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2564 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
2565 calls that have any non-fake successor edges.
2568 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
2570 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
2572 PR tree-optimization/51624
2573 * tree-sra.c (build_ref_for_model): When replicating a chain of
2574 COMPONENT_REFs, stop as soon as the offset would become negative.
2576 2012-01-04 Jakub Jelinek <jakub@redhat.com>
2579 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
2580 in .debug_loc on the floor.
2582 2012-01-04 Andrew Pinski <apinski@cavium.com>
2584 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
2586 2012-01-04 Andrew Pinski <apinski@cavium.com>
2587 Adam Nemet <anemet@caviumnetworks.com>
2589 * config/mips/mips.md (size): Add SI and DI.
2590 (SIZE): New mode attribute.
2591 (U): New code attribute.
2592 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
2593 (mips_lbux_<mode>): Delete.
2594 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
2595 (mips_lhx): Use gen_mips_lhx_extsi.
2596 (mips_lhx_<mode>): Delete.
2598 (mips_l<size>x): New expand.
2599 (mips_lwx_<mode>): Delete.
2600 (mips_l<GPR:size>x_<P:mode>): New pattern.
2601 (*mips_lw<u>x_<P:mode>_ext): Likewise.
2602 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
2603 * config/mips/mips.c (mips_lx_address_p): New function.
2604 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
2605 (dsp64): New availability predicate.
2606 (mips_builtins): Add an entry for __builtin_mips_ldx.
2607 * config/mips/mips.h (ISA_HAS_LBX): New define.
2608 (ISA_HAS_LBUX): Likewise.
2609 (ISA_HAS_LHX): Likewise.
2610 (ISA_HAS_LHUX): Likewise.
2611 (ISA_HAS_LWX): Likewise.
2612 (ISA_HAS_LWUX): Likewise.
2613 (ISA_HAS_LDX): Likewise.
2614 * doc/extend.texi (__builtin_mips_ldx): Document.
2616 2012-01-04 Tristan Gingold <gingold@adacore.com>
2618 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
2619 when long pointers are used.
2620 * config.build (*-*-*vms*): Handle all OpenVMS targets.
2621 (alpha64-dec-*vms*, alpha*-dec-*vms*)
2622 (ia64-hp-*vms*): Remove.
2623 * config/vms/xm-vms64.h: Delete.
2625 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2628 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
2630 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2632 * opts.c (finish_options): Remove duplicate sorry.
2634 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
2637 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
2640 2012-01-04 Richard Guenther <rguenther@suse.de>
2643 * tree.c (size_low_cst): New function.
2644 * tree.h (size_low_cst): Declare.
2645 * fold-const.c (fold_comparison): Use it to extract the low
2646 part of the POINTER_PLUS_EXPR offset.
2648 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
2650 Fix clearing ZERO_REG
2651 * config/avr/avr.md (cc): Add alternative "ldi".
2652 (movqi_insn): Use it in cc attribute.
2653 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
2654 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
2655 (output_reload_insisf): Use ZERO_REG to pre-clear register.
2657 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2659 * configure: Regenerate.
2661 2012-01-04 Richard Guenther <rguenther@suse.de>
2663 PR tree-optimization/49651
2664 * tree-ssa-structalias.c (type_can_have_subvars): New function.
2665 (var_can_have_subvars): Use it.
2666 (get_constraint_for_1): Only consider subfields if there can be any.
2668 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2671 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
2672 to its new canonical_cselib_val and the cselib_val was in
2673 first_containing_mem chain, but the canonical_cselib_val was not,
2674 add the latter into the chain.
2675 (cselib_invalidate_mem): Compare canonical_cselib_val of
2676 addr_list chain elt with v.
2679 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
2680 dwarf2out_undef): Allocate e.info using ggc_strdup instead
2682 (output_macinfo_op): Don't ggc_strdup fd->filename.
2683 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
2684 then ggc_strdup it. Don't free inc->info or cur->info.
2685 (output_macinfo): Don't free ref->info or file->info.
2687 2012-01-03 Ira Rosen <irar@il.ibm.com>
2689 PR tree-optimization/51269
2690 * tree-vect-loop-manip.c (set_prologue_iterations): Make
2691 first_niters a pointer.
2692 (slpeel_tree_peel_loop_to_edge): Likewise.
2693 (vect_do_peeling_for_loop_bound): Update call to
2694 slpeel_tree_peel_loop_to_edge.
2695 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
2696 here. Remove it from the parameters list.
2697 (vect_do_peeling_for_alignment): Update calls and compute
2700 2012-01-03 Richard Guenther <rguenther@suse.de>
2702 PR tree-optimization/51070
2703 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
2704 Properly handle calls.
2706 2012-01-03 Richard Guenther <rguenther@suse.de>
2708 PR tree-optimization/51692
2709 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
2710 the LHS of allocation stmts.
2712 2012-01-03 Olivier Hainque <hainque@adacore.com>
2714 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
2716 2012-01-03 Olivier Hainque <hainque@adacore.com>
2718 * collect2.c (main): In AIX specific computations for vector
2719 insertions, use CONST_CAST2 to cast from char ** to const char **.
2721 2012-01-03 Richard Guenther <rguenther@suse.de>
2724 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
2725 the context of a limbo DIE when it does not already exist.
2727 2012-01-03 Jakub Jelinek <jakub@redhat.com>
2729 PR tree-optimization/51719
2730 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
2731 but direct call is, clear direct call's lhs and don't add fallthrough
2732 edge from dcall_bb to join_bb and PHIs.
2734 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2736 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
2737 the instructions emitted by the pattern.
2738 ("*TDC_insn_<mode>"): Add comment.
2740 2012-01-03 Richard Guenther <rguenther@suse.de>
2743 * fold-const.c (fold_comparison): Properly canonicalize
2744 tree offset and HOST_WIDE_INT bit position.
2746 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
2748 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
2749 operands for extzv pattern.
2751 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2754 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
2757 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
2759 * doc/invoke.texi (-flto and related options): Copy-edit.
2761 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2763 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
2765 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2767 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
2770 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2772 * expr.h (move_by_pieces_ninsns): Declare.
2773 * expr.c (move_by_pieces_ninsns): Make external.
2774 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
2775 (mips_store_by_pieces_p): Likewise.
2776 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
2777 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
2778 * config/mips/mips.c (mips_move_by_pieces_p): New function.
2779 (mips_store_by_pieces_p): Likewise.
2781 2012-01-02 Jakub Jelinek <jakub@redhat.com>
2783 * passes.c (register_one_dump_file): Free full_name.
2785 * reload1.c (reload): Don't allocate reg_max_ref_width here.
2786 (calculate_elim_costs_all_insns): Free offsets_at and
2787 offsets_known_at at the end and clear the pointers.
2789 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2791 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
2792 this option introduced in r180739.
2794 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2797 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
2798 (tmake_file target=avr): Add avr/t-multilib.
2800 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
2801 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
2802 * config/avr/genmultilib.awk: New file.
2803 * config/avr/t-multilib: New auto-generated file.
2804 * config/avr/multilib.h: New auto-generated file.
2805 * config/avr/t-avr (AVR_MCUS): New variable.
2806 (genopt.sh): Use it.
2807 (s-mlib): Depend on t-multilib.
2808 (t-multilib, multilib.h): New dependencies.
2809 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
2810 (MULTILIB_OPTIONS): Remove.
2811 (MULTILIB_MATCHES): Remove.
2812 (MULTILIB_DIRNAMES): Remove.
2813 (MULTILIB_EXCEPTIONS): Remove:
2814 * config/avr/genopt.sh: Don't use hard coded file name;
2815 pass AVR_MCUS from t-avr instead.
2817 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2819 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
2821 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
2823 Implement light-weight DImode support.
2824 * config/avr/avr-dimode.md: New file.
2825 * config/avr/avr.md: Include it.
2826 (adjust_len): Add plus64, compare64.
2827 (HIDI): Remove code iterator.
2828 (code_stdname): New code attribute.
2829 (rotx, rotsmode): Remove DI.
2830 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
2832 * config/avr/avr-protos.h (avr_have_dimode): New.
2833 (avr_out_plus64, avr_out_compare64): New.
2834 * config/avr/avr.c (avr_out_compare): Handle DImode.
2835 (avr_have_dimode): New variable definition and initialization.
2836 (avr_out_compare64, avr_out_plus64): New functions.
2837 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
2838 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
2839 (avr_compare_pattern): Skip DImode comparisons.
2841 2012-01-02 Revital Eres <revital.eres@linaro.org>
2843 * ddg.c (def_has_ccmode_p): New function.
2844 (add_cross_iteration_register_deps,
2845 create_ddg_dep_from_intra_loop_link): Call it.
2847 2012-01-02 Richard Guenther <rguenther@suse.de>
2850 * invoke.texi (fassociative-math): Remove spurious paranthesis.
2852 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2854 * gcc.c (process_command): Update copyright notice dates.
2855 * gcov.c (print_version): Likewise.
2856 * gcov-dump.c (print_version): Likewise.
2857 * mips-tfile.c (main): Likewise.
2858 * mips-tdump.c (main): Likewise.
2860 2012-01-01 Ira Rosen <irar@il.ibm.com>
2862 PR tree-optimization/51704
2863 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
2864 a use is inside the basic block or loop before accessing its vect info.
2866 2012-01-01 Jan Hubicka <jhjh@suse.cz>
2868 PR rtl-optimization/51069
2869 * cfgloopmanip.c (remove_path): Removing path making irreducible
2870 region unconditional makes BB part of the region.
2872 2012-01-01 Jakub Jelinek <jakub@redhat.com>
2874 PR tree-optimization/51683
2875 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
2876 calls with side-effects.
2877 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
2879 Copyright (C) 2012 Free Software Foundation, Inc.
2881 Copying and distribution of this file, with or without modification,
2882 are permitted in any medium without royalty provided the copyright
2883 notice and this notice are preserved.