+2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/31989
+ PR target/31681
+ PR target/31666
+ * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
+ true if function has no argument.
+
+2007-05-18 DJ Delorie <dj@redhat.com>
+
+ * config/mips/mips.c (mips_offset_within_alignment_p): New.
+ (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
+
+2007-05-18 Uros Bizjak <ubizjak@gmail.com>
+
+ * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
+ sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
+ count_trailing_zeros.
+ (__i386__): Implement count_leading_zeros using __builtin_clz().
+ Implement count_trailing_zeros usign __builtin_ctz().
+
+2007-05-18 Richard Sandiford <richard@codesourcery.com>
+
+ * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
+
+2007-05-18 Uros Bizjak <ubizjak@gmail.com>
+
+ PR middle-end/31344
+ * expr.c (emit_move_change_mode): Change mode of push operands here.
+
+2007-05-17 Ian Lance Taylor <iant@google.com>
+
+ PR tree-optimization/31953
+ * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
+ Change all callers.
+ (set_value_range_to_null): Call set_value_range_to_value.
+ (extract_range_from_comparison): Likewise.
+
+2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * toplev.c (print_version): Output GMP/MPFR version info.
+
+ * builtins.c (CASE_MATHFN_REENT): New macro.
+ (mathfn_built_in): Use it.
+ * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
+ BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
+ BUILT_IN_LGAMMAL_R): New.
+ * doc/extend.texi: Document new builtins.
+
+ PR middle-end/31796
+ * builtins.c (do_mpfr_remquo): New.
+ (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
+ (fold_builtin_3): Handle BUILT_IN_REMQUO.
+
+ PR middle-end/30251
+ * builtins.c (fold_builtin_1): Handle y0, y1.
+ (fold_builtin_2): Handle yn.
+
+ PR middle-end/30251
+ * builtins.c (do_mpfr_bessel_n): New.
+ (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
+ (fold_builtin_2): Handle BUILT_IN_JN.
+
+2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
+
+ PR target/31965
+ * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
+ TYPE_PRECISION (intmax_type_node).
+
+2007-05-17 Steve Ellcey <sje@cup.hp.com>
+
+ PR target/31850
+ * reload.c (subst_reloads): Remove checking.
+
+2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR rtl-optimization/31691
+ * combine.c (simplify_set): Build a new src pattern instead of
+ substituting its operands in the COMPARE case.
+
+2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
+ (execute_vrp): Preserve loops through jump threading.
+ * tree-ssa-threadupdate.c (thread_single_edge,
+ dbds_continue_enumeration_p, determine_bb_domination_status,
+ thread_through_loop_header): New functions.
+ (create_edge_and_update_destination_phis,
+ create_edge_and_update_destination_phis): Set loops for the new blocks.
+ (prune_undesirable_thread_requests): Removed.
+ (redirect_edges): Do not pretend that redirect_edge_and_branch can
+ create new blocks.
+ (thread_block): Do not call prune_undesirable_thread_requests.
+ Update loops.
+ (mark_threaded_blocks): Select edges to thread here.
+ (thread_through_all_blocks): Take may_peel_loop_headers argument.
+ Thread edges through loop headers independently.
+ * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
+ * tree-pass.h (TODO_mark_first_instance): New.
+ (first_pass_instance): Declare.
+ * cfghooks.c (duplicate_block): Put the block to the original loop
+ if copy is not specified.
+ * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
+ jump threading. Pass may_peel_loop_headers to
+ thread_through_all_blocks according to first_pass_instance.
+ * cfgloop.h (create_preheader): Declare.
+ * tree-flow.h (thread_through_all_blocks): Declaration changed.
+ * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
+ * passes.c (first_pass_instance): New variable.
+ (next_pass_1): Set TODO_mark_first_instance.
+ (execute_todo): Set first_pass_instance.
+
+2007-05-17 Uros Bizjak <ubizjak@gmail.com>
+
+ PR tree-optimization/24659
+ * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
+ OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
+ OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
+ OTI_vec_pack_ufix_trunc.
+ (vec_unpacks_float_hi_optab): Define new macro.
+ (vec_unpacks_float_lo_optab): Ditto.
+ (vec_unpacku_float_hi_optab): Ditto.
+ (vec_unpacku_float_lo_optab): Ditto.
+ (vec_pack_sfix_trunc_optab): Ditto.
+ (vec_pack_ufix_trunc_optab): Ditto.
+ * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
+ and vec_pack_[s|u]fix_trunc_optab using
+ vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
+ * tree-vectorizer.c (supportable_widening_operation): Handle
+ FLOAT_EXPR and CONVERT_EXPR. Update comment.
+ (supportable_narrowing_operation): New function.
+ * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
+ * tree-vect-transform.c (vectorizable_conversion): Handle
+ (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
+ (vect_gen_widened_results_half): Move before vectorizable_conversion.
+ (vectorizable_type_demotion): Call supportable_narrowing_operation()
+ to check for target support.
+ * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
+ for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
+ for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
+ for VEC_PACK_FIX_TRUNC_EXPR.
+ (expand_binop): Special case mode of the result for
+ vec_pack_[u|s]fix_trunc_optab.
+ (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
+ vec_pack_[u|s]fix_trunc_optab.
+
+ * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
+ VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
+ * tree-pretty-print.c (dump_generic_node): Handle
+ VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
+ VEC_PACK_FIX_TRUNC_EXPR.
+ (op_prio): Ditto.
+ * expr.c (expand_expr_real_1): Ditto.
+ * tree-inline.c (estimate_num_insns_1): Ditto.
+ * tree-vect-generic.c (expand_vector_operations_1): Ditto.
+
+ * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
+ (vec_unpacks_float_lo_v8hi): Ditto.
+ (vec_unpacku_float_hi_v8hi): Ditto.
+ (vec_unpacku_float_lo_v8hi): Ditto.
+ (vec_unpacks_float_hi_v4si): Ditto.
+ (vec_unpacks_float_lo_v4si): Ditto.
+ (vec_pack_sfix_trunc_v2df): Ditto.
+
+ * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
+ Document.
+ [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
+ [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
+ * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
+ [vec_pack_ufix_trunc]: Ditto.
+ [vec_unpacks_float_hi]: Ditto.
+ [vec_unpacks_float_lo]: Ditto.
+ [vec_unpacku_float_hi]: Ditto.
+ [vec_unpacku_float_lo]: Ditto.
+
+2007-05-16 Uros Bizjak <ubizjak@gmail.com>
+
+ * soft-fp/README: Update for new files.
+ * soft-fp/floattisf.c: New file.
+ * soft-fp/floattidf.c: New file.
+ * soft-fp/floattitf.c: New file.
+ * soft-fp/floatuntisf.c: New file.
+ * soft-fp/floatuntidf.c: New file.
+ * soft-fp/floatuntitf.c: New file.
+ * soft-fp/fixsfti.c: New file.
+ * soft-fp/fixdfti.c: New file.
+ * soft-fp/fixtfti.c: New file.
+ * soft-fp/fixunssfti.c: New file.
+ * soft-fp/fixunsdfti.c: New file.
+ * soft-fp/fixunstfti.c: New file.
+ * soft-fp/extendxftf.c: New file.
+ * soft-fp/trunctfxf.c: New file.
+
+ * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
+ (__trunctfxf2): Ditto.
+
+ * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
+ __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
+ __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
+ __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
+ __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
+ __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
+
+ * config/i386/t-fprules-softfp64: New file.
+ * config/i386/sfp-machine.h: New file.
+ * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
+ x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
+ and soft-fp/t-softfp to tmake_file.
+ (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
+ i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
+
+ * config/i386/t-linux64 (softfp_wrap_start): New.
+ (softfp_wrap_end): New.
+ * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
+ supported for TARGET_64BIT.
+
+2007-05-16 Rafael Avila de Espindola <espindola@google.com>
+
+ * c-common.c (c_common_signed_or_unsigned_type): Emulate
+ c_common_unsigned_type behavior.
+
2007-05-16 Paolo Bonzini <bonzini@gnu.org>
- * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
- calls as pure.
+ * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
+ calls as pure.
2007-05-16 Eric Christopher <echristo@apple.com>
* config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
- saving after stack push. Set sp_offset whenever we push.
- (rs6000_emit_epilogue): Move altivec register restore before stack push.
+ saving after stack push. Set sp_offset whenever we push.
+ (rs6000_emit_epilogue): Move altivec register restore before
+ stack push.
2007-05-16 Richard Sandiford <richard@codesourcery.com>
dumps.
2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
- Nigel Stephens <nigel@mips.com>
+ Nigel Stephens <nigel@mips.com>
* config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
Update comments and all uses.
* configure: Regenerate.
* config.in: Regenerate.
-2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
+2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
* config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
operand to HI mode.
PR middle-end/22156
Temporarily revert:
2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
- * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
+ * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2007-04-05 Alexandre Oliva <aoliva@redhat.com>
* tree-sra.c (try_instantiate_multiple_fields): Needlessly
initialize align to silence bogus warning.
PR tree-optimization/30965
PR tree-optimization/30978
* Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
- * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
- (find_equivalent_equality_comparison): Likewise.
- (simplify_cond): Likewise.
- (get_prop_source_stmt): New helper.
- (get_prop_dest_stmt): Likewise.
+ * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
+ (find_equivalent_equality_comparison): Likewise.
+ (simplify_cond): Likewise.
+ (get_prop_source_stmt): New helper.
+ (get_prop_dest_stmt): Likewise.
(can_propagate_from): Likewise.
(remove_prop_source_from_use): Likewise.
- (combine_cond_expr_cond): Likewise.
- (forward_propagate_comparison): New function.
- (forward_propagate_into_cond): Rewrite to use fold for
- tree combining.
+ (combine_cond_expr_cond): Likewise.
+ (forward_propagate_comparison): New function.
+ (forward_propagate_into_cond): Rewrite to use fold for
+ tree combining.
(tree_ssa_forward_propagate_single_use_vars): Call
forward_propagate_comparison to propagate comparisons.