+2011-11-24 Alan Modra <amodra@gmail.com>
+
+ * c-decl.c (warn_if_shadowing): Don't warn if shadowed
+ identifier is from system header.
+
+2011-11-23 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/51261
+ * config/i386/i386.c (decide_alg): Initialize *dynamic_check
+ even if !optimize.
+
+2011-11-23 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR rtl-optimization/48455
+ * doc/invoke.texi (-fira-region): Document default values.
+
+ * flags-types.h (enum ira_region): Add new value
+ IRA_REGION_AUTODETECT.
+
+ * common.opt (fira-region): Set up initial value to
+ IRA_REGION_AUTODETECT.
+
+ * toplev.c (process_options): Set up flag_ira_region depending on
+ -O options.
+
+ * ira.c (ira.c): Remove optimize guard for ira_build.
+
+2011-11-23 Chung-Lin Tang <cltang@codesourcery.com>
+
+ PR rtl-optimization/50496
+ * jump.c (redirect_jump): Assert fail on nlabel == NULL_RTX
+ only after epilogue is created. Add comments.
+
+2011-11-22 Richard Henderson <rth@redhat.com>
+
+ * config/ia64/ia64.c (ia64_expand_atomic_op): Add model parameter.
+ Generate the barrier required for the memory model.
+ (rtx_needs_barrier): Handle UNSPEC_FETCHADD_REL, UNSPEC_CMPXCHG_REL.
+ * config/ia64/ia64-protos.h: Update.
+ * config/ia64/ia64.md (UNSPEC_FETCHADD_REL): New.
+ (UNSPEC_CMPXCHG_REL): New.
+ * config/ia64/sync.md (mem_thread_fence): New.
+ (atomic_load<IMODE>, atomic_store<IMODE>): New.
+ (atomic_compare_and_swap<IMODE>): New.
+ (cmpxchg_acq_<I124MODE>, cmpxchg_acq_di): New.
+ (atomic_exchange<IMODE>): New.
+ (xchg_acq_<IMODE>): Rename from sync_lock_test_and_set<IMODE>.
+ (atomic_<FETCHOP><IMODE>, atomic_nand<IMODE>): New.
+ (atomic_fetch_<FETCHOP><IMODE>, atomic_fetch_nand<IMODE>): New.
+ (atomic_<FETCHOP>_fetch<IMODE>, atomic_nand_fetch<IMODE>): New.
+ (fetchadd_rel_<I48MODE>): New.
+ (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): Remove.
+ (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): Remove.
+ (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): Remove.
+ (sync_compare_and_swap<IMODE>): Remove.
+ (sync_lock_release<IMODE>): Remove.
+
+ * config/ia64/ia64.md: Use define_e_enum for UNSPEC_*
+ and UNSPECV_* constants.
+
+2011-11-22 Tom de Vries <tom@codesourcery.com>
+
+ PR rtl-optimization/50764
+ * sched-deps.c (sched_analyze_insn): Make sure frame-related insns are
+ not moved past preceding jump.
+
+2011-11-22 Jeff Law <law@redhat.com>
+
+ * doc/contrib.texi: Add entry for David Binderman.
+
+2011-11-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
+
+ * postreload.c (reload_combine): Mark reg_state as invalid at
+ volatile insns if there has been a use already.
+
+2011-11-21 Aldy Hernandez <aldyh@redhat.com>
+
+ * opts.c (finish_options): Do not fail for -fgnu-tm.
+ * gimple-streamer-out.c (output_gimple_stmt): Handle GIMPLE_TRANSACTION.
+ * gimple-streamer-in.c (input_gimple_stmt): Same.
+ * lto-cgraph.c (input_overwrite_node): Read tm_clone bit.
+ (lto_output_node): Write tm_clone bit.
+
+2011-11-22 Ian Lance Taylor <iant@google.com>
+
+ * doc/install.texi (Configuration): Correct doc of
+ --enable-build-poststage1-with-cxx: it is not experimental.
+
+2011-11-22 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/51074
+ * fold-const.c (fold_binary_loc): Fix up VEC_INTERLEAVE_*_EXPR
+ handling for BYTES_BIG_ENDIAN.
+ * optabs.c (can_vec_perm_for_code_p): Likewise.
+
+2011-11-22 Michael Matz <matz@suse.de>
+
+ PR other/51125
+ * trans-mem.c (expand_block_tm): Ignore clobbers.
+
+2011-11-22 Iain Sandoe <iains@gcc.gnu.org>
+
+ * config/darwin.h (ENDFILE_SPEC): New.
+ (DARWIN_CRT1_SPEC): Add crttms.o.
+ (STARTFILE_SPEC): Likewise for dynamic libs and bundles.
+ * config/i386.h (ENDFILE_SPEC): Amend to include crttme.o.
+
+2011-11-22 Michael Matz <matz@suse.de>
+
+ PR c++/51264
+ * tree.c (iterative_hash_expr): Remove break after return.
+
+2011-11-22 Iain Sandoe <iains@gcc.gnu.org>
+
+ * target.def (tm_clone_table_section): New hook.
+ * doc/tm.texi.in (TARGET_ASM_TM_CLONE_TABLE_SECTION): Define.
+ * doc/tm.texi: Regenerate.
+ * varasm.c (dump_tm_clone_pairs): Use target tm_clone_table_section.
+ * output.h (default_clone_table_section): New prototype.
+ * config/darwin.h (TARGET_ASM_TM_CLONE_TABLE_SECTION): New.
+ * config/darwin-protos.h (darwin_tm_clone_table_section): New prototype.
+ * config/darwin.c (darwin_tm_clone_table_section): New.
+
+2011-11-21 Torvald Riegel <triegel@redhat.com>
+
+ * trans-mem.c (diagnose_tm_1): Print an expression instead of a
+ declaration in error messages for indirect calls.
+
+2011-11-21 David S. Miller <davem@davemloft.net>
+
+ * config/sparc/sparc.c (sparc_regmode_natural_size): New function
+ implementing REGMODE_NATURAL_SIZE taking into consideration vector
+ modes.
+ (sparc_modes_tieable_p): Similarly for MODES_TIEABLE_P.
+ * config/sparc/sparc-protos.h (sparc_regmode_natural_size,
+ sparc_modes_tieable_p): Declare.
+ * gcc/config/sparc/sparc.h (REGMODE_NATURAL_SIZE,
+ MODES_TIEABLE_P): Use new helper functions.
+
+ Revert
+ 2011-11-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
+
+ PR middle-end/50325
+ * expmed.c (store_bit_field_1): Use extract_bit_field on big
+ endian targets if the source cannot be exactly covered by word
+ mode chunks.
+
+2011-11-21 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/50827
+ * var-tracking.c (loc_cmp): For ENTRY_VALUEs use ENTRY_VALUE_EXP
+ macro instead of XEXP.
+
+2011-11-21 Andreas Tobler <andreast@fgznet.ch>
+
+ * configure: Regenerate.
+
+2011-11-21 Georg-Johann Lay <avr@gjlay.de>
+
+ * config/avr/avr.c (output_reload_in_const): Loading a byte with 0
+ must not affect cc0.
+ * config/avr/avr.md (*movhi, *movpsi, *movsi, *movsf): Zero to any
+ register does not change cc0. Same for any constant to ld-register.
+
+2011-11-21 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/mmx.md (unspec) <UNSPEC_MOVNTQ, UNSPEC_PFRCP,
+ UNSPEC_PFRCPIT1, UNSPEC_PFRCPIT2, UNSPEC_PFRSQRT, UNSPEC_PFRSQIT1>:
+ Move from config/i386/i386.md
+ (unspecv) <UNSPECV_EMMS, UNSPECV_FEMMS>: Ditto.
+ * config/i386/sse.md (unspec) <UNSPEC_MOVNT,UNSPEC_MOVU, UNSPEC_LDDQU,
+ UNSPEC_PSHUFB, UNSPEC_PSIGN, UNSPEC_PALIGNR, UNSPEC_EXTRQI,
+ UNSPEC_EXTRQ, UNSPEC_INSERTQI, UNSPEC_INSERTQ, UNSPEC_BLENDV,
+ UNSPEC_INSERTPS, UNSPEC_DP, UNSPEC_MOVNTDQA, UNSPEC_MPSADBW,
+ UNSPEC_PHMINPOSUW, UNSPEC_PTEST, UNSPEC_PCMPESTR, UNSPEC_PCMPISTR,
+ UNSPEC_FMADDSUB, UNSPEC_XOP_UNSIGNED_CMP, UNSPEC_XOP_TRUEFALSE,
+ UNSPEC_XOP_PERMUTE, UNSPEC_FRCZ, UNSPEC_AESENC, UNSPEC_AESENCLAST,
+ UNSPEC_AESDEC, UNSPEC_AESDECLAST, UNSPEC_AESIMC,
+ UNSPEC_AESKEYGENASSIST, UNSPEC_PCLMUL, UNSPEC_PCMP, UNSPEC_VPERMIL,
+ UNSPEC_VPERMIL2, UNSPEC_VPERMIL2F128, UNSPEC_CAST, UNSPEC_VTESTP,
+ UNSPEC_VCVTPH2PS, UNSPEC_VCVTPS2PH, UNSPEC_VPERMSI, UNSPEC_VPERMDF,
+ UNSPEC_VPERMSF, UNSPEC_VPERMTI, UNSPEC_GATHER, UNSPEC_VSIBADDR>: Ditto.
+ (unspecv) <UNSPECV_LDMXCSR, UNSPECV_STMXCSR, UNSPECV_CLFLUSH,
+ UNSPECV_MONITOR, UNSPECV_MWAIT, UNSPECV_VZEROALL, UNSPECV_VZEROUPPER>:
+ Ditto.
+ * config/i386/sync.md (unspec) <UNSPEC_LFENCE, UNSPEC_SFENCE,
+ UNSPEC_MFENCE, UNSPEC_MOVA>: Ditto.
+ (unspecv) <UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2, UNSPECV_CMPXCHG_3,
+ UNSPECV_CMPXCHG_4, UNSPECV_XCHG, UNSPECV_LOCK>: Ditto.
+ (sse2_lfence): Move from config/i386/sse.md.
+ (*sse2_lfence): Ditto.
+ (sse_sfence): Ditto.
+ (*sse_sfence): Ditto.
+ (sse2_mfence): Ditto.
+ (mfence_sse2): Ditto. Rename from *sse2_mfence. Enable also
+ for TARGET_64BIT.
+ (mem_thread_fence): Use mfence_sse2.
+
+2011-11-21 Georg-Johann Lay <avr@gjlay.de>
+
+ * config/avr/avr.h (struct base_arch_s): Add field sfr_offset.
+ * config/avr/avr-devices.c: Ditto. And initialize it.
+ * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in define
+ __AVR_SFR_OFFSET__.
+ * config/avr/avr-protos.h (out_movqi_r_mr, out_movqi_mr_r): Remove.
+ (out_movhi_r_mr, out_movhi_mr_r): Remove.
+ (out_movsi_r_mr, out_movsi_mr_r): Remove.
+ * config/avr/avr.md (*cbi, *sbi): Use %i instead of %m-0x20.
+ (*insv.io, *insv.not.io): Ditto.
+ * config/avr/avr.c (out_movsi_r_mr, out_movsi_mr_r): Make static.
+ (print_operand): Implement "%i" to print address as I/O address.
+ (output_movqi): Clean up call of out_movqi_mr_r.
+ (output_movhi): Clean up call of out_movhi_mr_r.
+ (avr_file_start): Use avr_current_arch->sfr_offset instead of
+ magic -0x20. Use TMP_REGNO, ZERO_REGNO instead of 0, 1.
+ (avr_out_sbxx_branch): Use %i instead of %m-0x20.
+ (out_movqi_r_mr, out_movqi_mr_r): Ditto. And make static.
+ (out_movhi_r_mr, out_movhi_mr_r): Ditto. And use avr_asm_len.
+ (out_shift_with_cnt): Clean up code: Use avr_asm_len.
+ (output_movsisf): Use output_reload_insisf for all CONSTANT_P sources.
+ (avr_out_movpsi): USE avr_out_reload_inpsi for all CONSTANT_P sources.
+ Clean up call of avr_out_store_psi.
+ (output_reload_in_const): Don't cut symbols longer than 2 bytes.
+ (output_reload_insisf): Filter CONST_INT_P or CONST_DOUBLE_P to
+ try if setting pre-cleared register is advantageous.
+ (avr_out_plus_1): Use gen_int_mode instead of GEN_INT.
+
+2011-11-20 Joey Ye <joey.ye@arm.com>
+
+ * expr.c (expand_expr_real_1): Correctly handle strict volatile
+ bitfield loads smaller than mode size.
+
+2011-11-20 Richard Henderson <rth@redhat.com>
+
+ * config/mips/mips.c (mips_init_libfuncs): Call init_sync_libfuncs.
+
+2011-11-20 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/51235
+ * config/i386/i386.c (ix86_expand_vcond): Generate TARGET_XOP
+ patterns for supported mode only.
+
+ PR target/51236
+ * config/i386/i386.c (ix86_expand_builtin)
+ <IX86_BUILTIN_GATHERALTSIV4DI>: Use CODE_FOR_avx2_gathersiv4di.
+
+2011-11-20 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (UNSPEC_MOVNTI): Remove.
+ (UNSPEC_MOVNTQ): New unspec.
+ * config/i386/mmx.md (sse_movntq): Rename from sse_movntdi.
+ Use UNSPEC_MOVNTQ instead of UNSPEC_MOVNT.
+ * config/i386/sse.md (sse2_movnti<mode>): Use UNSPEC_MOVNT instead of
+ UNSPEC_MOVNTI.
+ (STORENT_MODE): Add DI and V4DI modes.
+
2011-11-20 Nathan Sidwell <nathan@acm.org>
PR gcov-profile/51113
- * coverage.c (build_var): Propagate visibility for public decls.
+ * coverage.c (build_var): Propagate visibility for public
+ decls. Use make_decl_one_only for PIC correctness.
testsuite/
* gcc.misc-tests/gcov-13.c: Check gcovpart-13b coverage
(avr_const_address_lo16): New static function.
(avr_assemble_integer): Use it to handle 3-byte integers.
(avr_emit_movmemhi, avr_out_movmem): New functions.
-
+
* config/avr/predicates.md (nox_general_operand): Handle new
address spaces.
* config/avr/avr.md (unspec): Add UNSPEC_MOVMEM.
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