+2009-08-03 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
+ constants referencing TLS symbols.
+
+2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
+
+ * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
+ __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
+
+2009-08-03 Richard Guenther <rguenther@suse.de>
+
+ * tree.c (make_vector_type): Build a main variant first,
+ get the canonical one and then build the variant.
+ * tree-ssa.c (useless_type_conversion_p_1): Handle
+ fixed-point types.
+ (useless_type_conversion_p): Conversions to pointers to
+ incomplete record types are useless.
+
+2009-08-03 Richard Guenther <rguenther@suse.de>
+
+ * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
+ file will be created.
+ * omp-low.c (pass_diagnose_omp_blocks): Likewise.
+ * toplev.c (compile_file): Adjust comment.
+
+2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
+ * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
+ (TARGET_PROMOTE_FUNCTION_MODE): Define.
+ (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
+ (sh_promote_function_mode): Fix typo.
+
+2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
+
+2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
+ declaration arguments.
+
+2009-08-02 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
+ of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
+ (ix86_split_ashl): Ditto.
+ (ix86_expand_vector_init_one_nonzero): Ditto.
+ (ix86_expand_vector_set): Ditto.
+ (ix86_expand_reduc_v4sf): Ditto.
+
+2009-08-02 Paolo Bonzini <bonzini@gnu.org>
+
+ * explow.c (promote_function_mode): Remove assert.
+ * config/sh/sh.c (sh_promote_function_mode): Declare.
+
+2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * config/pa/pa.c (pa_promote_function_mode): Declare.
+ Change to static. Fix promote_mode call.
+
+ * gthr-dce.h (CONST_CAST2): Define if not defined.
+ (__gthread_setspecific): Use CONST_CAST2 to fix warning.
+
+ * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
+
+2009-08-01 Paolo Bonzini <bonzini@gnu.org>
+
+ * expr.c (store_constructor): Use promote_decl_mode. Remove
+ now write-only variable unsignedp.
+ (expand_expr_real_1): Use promote_decl_mode.
+ * expr.h (promote_function_mode, promote_decl_mode): New.
+ (promote_mode): Remove last argument.
+ * function.c (assign_temp): Drop last argument of promote_mode.
+ (assign_parm_find_data_types): Use promote_function_mode.
+ (assign_parm_setup_reg): Likewise.
+ (expand_function_end): Use promote_function_mode.
+ * calls.c (initialize_argument_information): Use promote_function_mode.
+ (precompute_arguments): Use promote_mode instead of checking if
+ only PROMOTE_FUNCTION_MODE is defined.
+ (expand_call): When making sibcall decisions, use promote_function_mode.
+ Below, remove an if for targetm.calls.promote_function_return and
+ and use promote_function_mode.
+ (emit_library_call_value_1): Use promote_function_mode, fix bug
+ where promote_mode was passed FOR_CALL == 0 for a return value in an
+ assertion.
+ * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
+ * explow.c (promote_function_mode, promote_decl_mode): New.
+ (promote_mode): Keep only the FOR_CALL == 0 case.
+ * combine.c (setup_incoming_promotion): Remove test of
+ promote_function_args. Use promote_function_mode.
+ * stmt.c (expand_value_return): Use promote_decl_mode.
+ (expand_decl): Use promote_decl_mode.
+
+ * expr.c (store_constructor): Use promote_decl_mode. Remove
+ now write-only variable unsignedp.
+ (expand_expr_real_1): Use promote_decl_mode.
+ * expr.h (promote_function_mode, promote_decl_mode): New.
+ (promote_mode): Remove last argument.
+ * function.c (assign_temp): Drop last argument of promote_mode.
+ (assign_parm_find_data_types): Use promote_function_mode.
+ (assign_parm_setup_reg): Likewise.
+ (expand_function_end): Use promote_function_mode.
+ * calls.c (initialize_argument_information): Use promote_function_mode.
+ (precompute_arguments): Use promote_mode instead of checking if
+ only PROMOTE_FUNCTION_MODE is defined.
+ (expand_call): When making sibcall decisions, use promote_function_mode.
+ Below, remove an if for targetm.calls.promote_function_return and
+ and use promote_function_mode.
+ (emit_library_call_value_1): Use promote_function_mode, fix bug
+ where promote_mode was passed FOR_CALL == 0 for a return value in an
+ assertion.
+ * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
+ * explow.c (promote_function_mode, promote_decl_mode): New.
+ (promote_mode): Keep only the FOR_CALL == 0 case.
+ * combine.c (setup_incoming_promotion): Remove test of
+ promote_function_args. Use promote_function_mode.
+ * stmt.c (expand_value_return): Use promote_decl_mode.
+ (expand_decl): Use promote_decl_mode.
+
+ * explow.c (promote_function_mode): Just call the target hook.
+ * targhooks.c (default_promote_function_mode,
+ default_promote_function_mode_always_promote): New.
+ * targhooks.h (default_promote_function_mode,
+ default_promote_function_mode_always_promote): Declare.
+ * target.h (promote_function_args, promote_function_return): Remove.
+ (promote_function_mode): New.
+ * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
+ TARGET_PROMOTE_FUNCTION_RETURN): Remove.
+ (TARGET_PROMOTE_FUNCTION_MODE): New.
+ (TARGET_CALLS): Adjust.
+ * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
+ TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
+
+ * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
+ * config/s390/s390.c (s390_promote_function_mode): ... here,
+ with pointer handling.
+ (TARGET_PROMOTE_FUNCTION_MODE): Define.
+ (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
+
+ * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
+ * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
+ with pointer handling.
+ (TARGET_PROMOTE_FUNCTION_MODE): Define.
+ (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
+
+ * config/sh/sh-protos.h (sh_promote_function_mode): New.
+ * config/sh/sh.c (sh_promote_function_mode): New.
+ (TARGET_PROMOTE_FUNCTION_MODE): Define.
+ (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
+
+ * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
+ * config/cris/cris.c (cris_promote_function_mode): ... here.
+ (TARGET_PROMOTE_FUNCTION_MODE): Define.
+ (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
+
+ * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
+ * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
+ (TARGET_PROMOTE_FUNCTION_MODE): Define.
+ (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
+
+ * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
+ * config/arm/arm.c (arm_promote_function_mode): ... here, without
+ complex type handling.
+ (TARGET_PROMOTE_FUNCTION_MODE): Define.
+ (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
+
+ * config/pa/pa.c (pa_promote_function_mode): New.
+ (TARGET_PROMOTE_FUNCTION_MODE): Define.
+ (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
+
+ * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
+ TARGET_PROMOTE_FUNCTION_RETURN): Remove.
+ (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
+ * config/xtensa/xtensa.c: Likewise.
+ * config/stormy16/stormy16.c: Likewise.
+ * config/iq2000/iq2000.c: Likewise.
+ * config/rs6000/rs6000.c: Likewise.
+ * config/picochip/picochip.c: Likewise.
+ * config/arc/arc.c: Likewise.
+ * config/mcore/mcore.c: Likewise.
+ * config/score/score.c: Likewise.
+ * config/mips/mips.c: Likewise.
+ * config/bfin/bfin.c: Likewise.
+ * config/ia64/ia64.c: Likewise (disabled though).
+
+ * config/frv/frv.h: Remove pointless remark.
+
+ * doc/tm.texi (PROMOTE_FUNCTION_MODE,
+ TARGET_PROMOTE_FUNCTION_ARGS,
+ TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
+ (TARGET_PROMOTE_FUNCTION_MODE): ... this.
+
+2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
+
+ * doc/invoke.texi (-fgraphite-force-parallel): Renamed
+ -floop-parallelize-all.
+ * toplev.c (process_options): Rename flag_graphite_force_parallel to
+ flag_loop_parallelize_all.
+ * tree-ssa-loop.c (gate_graphite_transforms): Same.
+ * graphite.c (graphite_transform_loops): Same.
+ * common.opt: Same.
+ * graphite-poly.c (apply_poly_transforms): Same.
+
+2009-07-31 Richard Earnshaw <rearnsha@arm.com>
+
+ PR tree-optimization/40914
+ * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
+ if set, then check the delta field of the PMF record.
+ (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
+ (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
+ call is stored in the delta.
+
+2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
+
+ * config/mips/mips.md (*clear_upper32_dext): New pattern.
+
+2009-07-31 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/bsd.h (ASM_BYTE): New define.
+ * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
+ * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
+ .byte. Use fputs or putc instead of fprintf where appropriate.
+ * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
+ fputs or putc instead of fprintf where appropriate.
+ * config/i386/i386elf.h: Ditto.
+ * config/i386/sysv4.h: Ditto.
+
+ * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
+ * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
+ (*tls_global_dynamic_64): Ditto.
+
+2009-07-31 Christian Bruel <christian.bruel@st.com>
+
+ * gcc/config.gcc (sh*-*-elf): test with_libgloss.
+
+2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
+
+ * config/arm/arm.c (arm_arm_address_cost): Fix typo.
+ Remove dead code for MINUS.
+
+2009-07-31 Anthony Green <green@moxielogic.com>
+
+ * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
+ $r12 in prologue.
+ (moxie_expand_epilogue): Ditto for epilogue.
+ (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
+ incoming arguments.
+ (moxie_function_arg): Ditto.
+ (moxie_pass_by_reference): Ditto.
+ (moxie_arg_partial_bytes): Ditto.
+ * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
+ (FUNCTION_ARG_ADVANCE) Ditto.
+ (REG_PARM_STACK_SPACE) Ditto.
+ (FUNCTION_ARG_REGNO_P) Dito.
+
+ * config.gcc: Add moxie linux config support.
+ * gcc/config/moxie/uclinux.h: New file.
+
+2009-07-31 DJ Delorie <dj@redhat.com>
+
+ * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
+ (UNSPECV_SP_SWITCH_E): New.
+ (sp_switch_1): Change to an unspec.
+ (sp_switch_2): Change to an unspec. Don't use post-inc when we
+ replace $r15.
+ * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
+ reference the new stack's address
+
+2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
+
+ * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
+ graphite-clast-to-gimple.o, graphite-dependences.o,
+ graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
+ graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
+ (graphite-blocking.o,
+ graphite-clast-to-gimple.o, graphite-dependences.o,
+ graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
+ graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
+ * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
+ * cfgloop.h (struct loop): Add can_be_parallel field.
+ * common.opt (fgraphite-identity): Moved up.
+ (fgraphite-force-parallel): New flag.
+ * graphite.c: Rewrite.
+ * graphite.h: Rewrite.
+ * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
+ after Graphite.
+ * toplev.c (graphite_out_file): New file descriptor.
+ (graphite_in_file): New.
+ (process_options): flag_graphite_force_parallel cannot be used without
+ Graphite.
+ * tree-ssa-loop.c: Include toplev.h.
+ (gate_graphite_transforms): Enable flag_graphite for
+ flag_graphite_force_parallel.
+
+2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
+
+ * ChangeLog.graphite: New.
+ * graphite-blocking.c: New.
+ * graphite-clast-to-gimple.c: New.
+ * graphite-clast-to-gimple.h: New.
+ * graphite-dependences.c: New.
+ * graphite-dependences.h: New.
+ * graphite-interchange.c: New.
+ * graphite-poly.c: New.
+ * graphite-poly.h: New.
+ * graphite-ppl.c: New.
+ * graphite-ppl.h: New.
+ * graphite-scop-detection.c: New.
+ * graphite-scop-detection.h: New.
+ * graphite-sese-to-poly.c: New.
+ * graphite-sese-to-poly.h: New.
+ * sese.c: New.
+ * sese.h: New.
+
+2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
+
+ * tree-chrec.c (evolution_function_right_is_integer_cst): New.
+ * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
+
+2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
+
+ * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
+ (scev_is_linear_expression): Return false if the evolution is not
+ affine multivariate.
+
+2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
+
+ * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
+ * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
+
+2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
+
+ * tree-data-ref.c (debug_data_references): New.
+ (debug_data_reference): New.
+ * tree-data-ref.h (debug_data_references): Declared.
+ (debug_data_reference): Declared.
+
+2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
+
+ * tree-data-ref.c (stmt_simple_memref_p: Removed.
+ * tree-data-ref.h (scop_p): Removed.
+ (struct data_reference): Remove field scop.
+ (DR_SCOP): Removed.
+ (stmt_simple_memref_p): Removed.
+
+2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
+
+ * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
+ * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
+ basic block empty.
+
+2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
+
+ * doc/invoke.texi (-fgraphite-force-parallel): Documented.
+
+2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
+
+ * doc/invoke.texi (-fgraphite-identity): Documented.
+
+2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
+
+ * tree-scalar-evolution.c: Fix comment.
+ (instantiate_scev_1): Return unknow from scev instantiation if the
+ result is not above instantiate_below.
+
+2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
+
+ * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
+ static anymore. Instantiate the symbols that may have been introduced
+ by chrec_apply.
+ * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
+ Declared.
+
+2009-07-30 DJ Delorie <dj@redhat.com>
+
+ * config/mep/mep.c (mep_asm_init_sections): Add section flags and
+ .vliw directive to VLIW sections.
+
+2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
+ New variables.
+ ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
+ (AUTOHEADER): New variable.
+ ($(srcdir)/cstamp-h.in): Use it.
+
+2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
+ Pat Haugen <pthaugen@us.ibm.com>
+ Revital Eres <ERES@il.ibm.com>
+
+ * config/rs6000/vector.md (VEC_F): Add VSX support.
+ (VEC_A): Ditto.
+ (VEC_N): Ditto.
+ (mov<mode>): Ditto.
+ (vector_load_<mode>): Ditto.
+ (vector_store_<mode>): Ditto.
+ (vector GPR move split): Ditto.
+ (vec_reload_and_plus_<mptrsize>): Ditto.
+ (vec_reload_and_reg_<mptrsize>): Ditto.
+ (add<mode>3): Ditto.
+ (sub<mode>3): Ditto.
+ (mul<mode>3): Ditto.
+ (neg<mode>2): Ditto.
+ (abs<mode>2): Ditto.
+ (smin<mode>3): Ditto.
+ (smax<mode>3): Ditto.
+ (vector_eq<mode>): Ditto.
+ (vector_gt<mode>): Ditto.
+ (vector_ge<mode>): Ditto.
+ (vector_gtu<mode>): Ditto.
+ (vector_select_<mode>_uns): Ditto.
+ (vector_eq_<mode>_p): Ditto.
+ (vector_gt_<mode>_p): Ditto.
+ (vector_ge_<mode>_p): Ditto.
+ (vector_gtu_<mode>_p): Ditto.
+ (cr6_test_for_zero): Ditto.
+ (cr6_test_for_zero_reverse): Ditto.
+ (cr6_test_for_lt): Ditto.
+ (cr6_test_for_lt_reverse): Ditto.
+ (xor<mode>3): Ditto.
+ (ior<mode>3): Ditto.
+ (and<mode>3): Ditto.
+ (one_cmpl<mode>2): Ditto.
+ (nor<mode>2): Ditto.
+ (andc<mode>2): Ditto.
+ (float<VEC_int<mode>2): Ditto.
+ (unsigned_float<VEC_int><mode>2): Ditto.
+ (fix_trunc<mode><VEC_int>2): Ditto.
+ (fixuns_trunc<mode><VEC_int>2): Ditto.
+ (vec_init<mode>):
+ (vec_set<mode>): Ditto.
+ (vec_extract<mode>): Ditto.
+ (vec_interleave_highv4sf): Ditto.
+ (vec_interleave_lowv4sf): Ditto.
+ (vec_realign_load_<mode>): Ditto.
+ (vec_shl_<mode>): Ditto.
+ (vec_shr_<mode>): Ditto.
+ (div<mode>3): New patterns for VSX.
+ (vec_interleave_highv2df): Ditto.
+ (vec_interleave_lowv2df): Ditto.
+ (vec_pack_trunc_v2df): Ditto.
+ (vec_pack_sfix_trunc_v2df): Ditto.
+ (vec_pack_ufix_trunc_v2df): Ditto.
+ (vec_unpacks_hi_v4sf): Ditto.
+ (vec_unpacks_lo_v4sf): Ditto.
+ (vec_unpacks_float_hi_v4si): Ditto.
+ (vec_unpacku_float_lo_v4si): Ditto.
+ (vec_unpacku_float_hi_v4si): Ditto.
+ (vec_unpacks_float_lo_v4si): Ditto.
+ (movmisalign<mode>): Ditto.
+ (vector_ceil<mode>2): New patterns for vectorizing math library.
+ (vector_floor<mode>2): Ditto.
+ (vector_btrunc<mode>2): Ditto.
+ (vector_copysign<mode>3): Ditto.
+
+ * config/rs6000/predicates.md (easy_vector_constant_msb): New
+ predicate for setting the high bit in each word, used for copysign.
+
+ * config/rs6000/ppc-asm.h (f19): Whitespace.
+ (f32-f63): Define if VSX.
+ (v0-v31): Define if Altivec.
+ (vs0-vs63): Define if VSX.
+
+ * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
+
+ * config/rs6000/power7.md: New file, provide tuning parameters for
+ -mcpu=power7.
+
+ * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
+ (rs6000_cpu_cpp_builtins): Ditto.
+ (altivec_overloaded_builtins): Ditto.
+ (altivec_resolve_overloaded_builtin): Ditto.
+
+ * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
+ debug switch to disable vectorizing simple math builtin
+ functions.
+
+ * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
+ Vectorize simple math builtin functions.
+ (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
+ hook to vectorize math builtins.
+ (rs6000_override_options): Enable -mvsx on -mcpu=power7.
+ (rs6000_builtin_conversion): Add VSX/power7 support.
+ (rs6000_builtin_vec_perm): Ditto.
+ (vsplits_constant): Add support for loading up a vector constant
+ with just the high bit set in each part.
+ (rs6000_expand_vector_init): Add VSX/power7 support.
+ (rs6000_expand_vector_set): Ditto.
+ (rs6000_expand_vector_extract): Ditto.
+ (rs6000_emit_move): Ditto.
+ (bdesc_3arg): Ditto.
+ (bdesc_2arg): Ditto.
+ (bdesc_1arg): Ditto.
+ (rs6000_expand_ternop_builtin): Ditto.
+ (altivec_expand_builtin): Ditto.
+ (rs6000_expand_unop_builtin): Ditto.
+ (rs6000_init_builtins): Ditto.
+ (altivec_init_builtins): Ditto.
+ (builtin_function_type): Ditto.
+ (rs6000_common_init_builtins): Ditto.
+ (rs6000_handle_altivec_attribute); Ditto.
+ (rs6000_mangle_type): Ditto.
+ (rs6000_vector_mode_supported_p): Ditto.
+ (rs6000_mode_dependent_address): Altivec addresses with AND -16
+ are mode dependent.
+
+ * config/rs6000/vsx.md: New file for VSX support.
+
+ * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
+ identifing values with just the most significant bit set.
+ (enum rs6000_builtins): Add builtins for VSX. Add simple math
+ vectorized builtins.
+
+ * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
+ (UNSPEC_VRFIM): Delete.
+ (splitter for loading up vector with most significant bit): New
+ splitter for vectorizing copysign.
+ (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
+ vectorizing simple math functions.
+ (altivec_vrfip): Add support for vectorizing simple math functions.
+ (altivec_vrfim): Ditto.
+ (altivec_copysign_v4sf3): New insn for Altivec copysign support.
+
+ * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
+ (power7.md, vsx.md): Include for power7 support.
+ (copysigndf3): Use VSX instructions if -mvsx.
+ (negdf2_fpr): Ditto.
+ (absdf2_fpr): Ditto.
+ (nabsdf2_fpr): Ditto.
+ (adddf3_fpr): Ditto.
+ (subdf3_fpr): Ditto.
+ (muldf3_fpr): Ditto.
+ (divdf3_fpr): Ditto.
+ (fix_truncdfdi2_fpr): Ditto.
+ (cmpdf_internal1): Ditto.
+ (fred, fred_fpr): Convert into expander/insn to add VSX support.
+ (btruncdf2, btruncdf2_fpr): Ditto.
+ (ceildf2, ceildf2_fpr): Ditto.
+ (floordf2, floordf2_fpr): Ditto.
+ (floatdidf2, floatdidf2_fpr): Ditto.
+ (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
+ (fmsubdf4_fpr): Ditto.
+ (fnmadddf4_fpr_1): Ditto.
+ (fnmadddf4_fpr_2): Ditto.
+ (fnmsubdf4_fpr_1): Ditto.
+ (fnmsubdf4_fpr_2): Ditto.
+ (fixuns_truncdfdi2): Add expander for VSX support.
+ (fix_truncdfdi2): Ditto.
+ (fix_truncdfsi2): Ditto.
+ (ftruncdf2): Ditto.
+ (btruncsf2): Whitespace.
+ (movdf_hardfloat32): Add support for VSX registers.
+ (movdf_softfloat32): Ditto.
+ (movdf_hardfloat64): Ditto.
+ (movdf_hardfloat64_mfpgpr): Ditto.
+ (movdf_softfloat64): Ditto.
+ (movti splitters): Add check for vector registers supporting
+ TImode in the future.
+ (bpermd): Add power7 bpermd instruction.
+
+ * config/rs6000/altivec.h (vec_div): Define if VSX.
+ (vec_mul): Ditto.
+ (vec_msub): Ditto.
+ (vec_nmadd): Ditto.
+ (vec_nearbyint): Ditto.
+ (vec_rint): Ditto.
+ (vec_sqrt): Ditto.
+ (all predicates): Use the generic builtin function, and not the V4SF
+ specific function so that the predicates will work with VSX's V2DF.
+ (vec_all_*): Ditto.
+ (vec_any_*): Ditto.
+
+ * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
+ Document new VSX functions and types.
+
+ * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
+ switches.
+
+ * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
+ "wa", and "j" constraints. Modify "v" to talk about Altivec
+ instead of just vector.
+
+2009-07-30 Andrew MacLeod <amacleod@redhat.com>
+
+ PR debug/26475
+ * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
+ location for phi arguments.
+ (rewrite_update_phi_arguments): Find locations for reaching defs.
+ * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
+ Add location to add_phi_arg calls.
+ * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
+ * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
+ split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
+ * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
+ create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
+ * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
+ * tree-phinodes.c (make_phi_node): Initialize location.
+ (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
+ (add_phi_arg): Add location parameter.
+ (remove_phi_arg_num): Move location when moving phi argument.
+ * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
+ location.
+ * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
+ slpeel_update_phi_nodes_for_guard1,
+ slpeel_update_phi_nodes_for_guard2,
+ slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
+ vect_loop_versioning): Set locations.
+ * tree-parloops.c (create_phi_for_local_result,
+ transform_to_exit_first_loop, create_parallel_loop): Add locations.
+ * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
+ * tree-vect-loop.c (get_initial_def_for_induction,
+ vect_create_epilog_for_reduction, vect_finalize_reduction): Add
+ locations.
+ * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
+ (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
+ (gimple_phi_arg_set_location): New. Set locus.
+ (gimple_phi_arg_has_location): New. Check for locus.
+ (redirect_edge_var_map_location): New. Return locus from var_map.
+ * tree-vect-data-refs.c (vect_setup_realignment): Set location.
+ * tree-ssa-phiopt.c (conditional_replacement): Set locus when
+ combining PHI arguments.
+ (cond_store_replacement): Set location.
+ * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
+ * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
+ scop_add_exit_phis_edge): Add locations.
+ * tree-cfgcleanup.c (remove_forwarder_block,
+ remove_forwarder_block_with_phi): Add locations.
+ * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
+ * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
+ locations.
+ * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
+ * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
+ flush_pending_stmts): Add source location.
+ * lambda-code.c (perfect_nestify): Maintain location stack with argument
+ stack to preserve locations.
+ * tree-vect-stmts.c (vectorizable_load): Add location.
+ * tree-inline.c (copy_phis_for_bb): Copy locus.
+ (setup_one_parameter): Add call locus to inlined parameter stmts.
+ (initialize_inlined_parameters): Pass in call location as parameter
+ assignment locus.
+ (tree_function_versioning): Pass location to setup_one_parameter.
+ * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
+ * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
+ copy and edge lists.
+ (insert_partition_copy_on_edge, insert_value_copy_on_edge,
+ insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
+ locus parameter and override the stmt default if provided.
+ (new_elim_graph, clear_elim_graph, delete_elim_graph,
+ elim_graph_add_edge, elim_graph_remove_succ_edge,
+ FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
+ elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
+ eliminate_phi): Add locus info in elimination graph for each edge and
+ value copy.
+ (insert_backedge_copies): Copy locus if present.
+ * tree-flow.h (struct _edge_var_map): Add locus field.
+ * tree-switch_conversions.c (fix_phi_nodes): Add locations.
+ * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
+ add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
+ locations.
+ * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
+
+2009-07-30 Martin Jambor <mjambor@suse.cz>
+
+ PR tree-optimization/40570
+ * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
+ use inlining loops.
+
+2009-07-30 Razya Ladelsky <razya@il.ibm.com>
+
+ * ssa-loop-manip.c: Include langhooks.h.
+ (rewrite_phi_with_iv): New.
+ (rewrite_all_phi_nodes_with_iv): New.
+ (canonicalize_loop_ivs): Move here from tree-parloops.c.
+ Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
+ * tree-parloops.c (loop_parallel_p): Move out all conditions
+ except dependency check.
+ (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
+ (gen_parallel_loop): Call canonicalize_loop_ivs without
+ reduction_list argument.
+ (build_new_reduction): New.
+ (gather_scalar_reductions): New.
+ (try_get_loop_niter): New.
+ (try_create_reduction_list): New.
+ (parallleize_loops): Change the parallel conditions check.
+ * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
+ * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
+
+2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
+
+ * opt-functions.awk (opt_args): Allow argument to be enclosed in
+ curly braces.
+ * doc/options.texi (Option properties): Mention new quoting syntax.
+
+2009-07-29 Douglas B Rupp <rupp@gnat.com>
+
+ * config/alpha/alpha.c (alpha_start_function):
+ Handle VMS_DEBUG_MAIN_POINTER
+ * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
+ * doc/invoke.texi: Document -mdebug-main switch.
+
+2009-07-29 Richard Henderson <rth@redhat.com>
+
+ * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
+ (cgraph_create_edge_including_clones): Likewise.
+ * tree-inline.c (copy_bb): Operate on the correct edges
+ when updating the callgraph.
+
+2009-07-29 Douglas B Rupp <rupp@gnat.com>
+
+ * config/alpha/vms-cc.c: Deleted.
+ * config/alpha/vms-ld.c: Deleted.
+ * config/alpha/t-vms64: Moved to config/vms
+ * config/alpha/vms-crt0-64.c: Moved to config/vms
+ * config/alpha/vms-crt0.c: Moved to config/vms
+ * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
+ * config/alpha/vms-psxcrt0.c: Moved to config/vms
+ * config/alpha/xm-vms.h: Moved to config/vms
+ * config/alpha/x-vms: Moved to config/vms
+ * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
+ config/vms/t-vms.
+ * config/vms/t-vms: Moved here from config/alpha. Alpha specific
+ parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
+ (version): Set.
+ * config/vms/t-vms64: Moved here from config/alpha
+ * config/vms/vms-crt0-64.c: Moved here from config/alpha.
+ (argc,argv,envp): Enforce 32bit malloc'ing.
+ * config/vms/vms-psxcrt0-64.c: Likewise.
+ * config/vms/vms-crt0.c: Moved here from config/alpha.
+ * config/vms/vms-psxcrt0.c: Likewise.
+ * config/vms/vms-crtl-64.h: New file.
+ * config/vms/vms-crtl.h: New file.
+ * config/vms/vms.opt: New file.
+ * config/vms/xm-vms64.h: New file.
+ * config/vms/xm-vms.h: Moved here from config/alpha.
+ (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
+ Set.
+ * config/vms/x-vms: Moved here from config/alpha.
+ (version, VMS_EXTRA_PARTS): Moved to t-vms.
+ (vms-ld.o, vms-cc.o): Removed.
+ (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
+
+2009-07-29 Douglas B Rupp <rupp@gnat.com>
+
+ * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
+ correct stack (obvious VMS fix).
+
+2009-07-29 Douglas B Rupp <rupp@gnat.com>
+
+ * dwarf2out.c (output_file_names): Output VMS style file name, size,
+ date, version info if VMS_DEBUGGING_INFO defined.
+ * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
+ size, date calculating code moved here.
+
+2009-07-29 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
+ do_push/do_pop.
+
+2009-07-29 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/40577
+ * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
+ to DImode when generating insq_le insn.
+
+2009-07-28 Douglas B Rupp <rupp@gnat.com>
+
+ * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
+ New macro set for VMS_DEBUGGGING_INFO.
+ (AT_string_form): Use it.
+
+2009-07-28 DJ Delorie <dj@redhat.com>
+
+ * config/mep/mep.c (vtext_section): New.
+ (vftext_section): New.
+ (ftext_section): New.
+ (mep_select_section): Add support for functions.
+ (mep_unique_section): Likewise.
+ (mep_asm_init_sections): Likewise.
+ (mep_encode_section_info): Remove it from here.
+
+ * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
+
+2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
+
+ * tree.h (TREE_DEPRECATED): Document it is used for types too.
+ (TYPE_VECTOR_OPAQUE): Use default_def_flag
+
+2009-07-28 Douglas B Rupp <rupp@gnat.com>
+
+ * dwarf2out.c (output_file_names): Test new macro
+ DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
+ (add_comp_dir_attribute): Likewise.
+
+2009-07-28 Kai Tietz <kai.tietz@onevision.com>
+
+ * config/i386/mingw-w64.h (LINK_SPEC): Add
+ separating space between commands.
+
+2009-07-28 Jan Hubicka <jh@suse.cz>
+
+ PR tree-optimization/40759
+ * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
+ for renaming.
+
+2009-07-27 DJ Delorie <dj@redhat.com>
+
+ * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
+ types are dword-aligned.
+ (mep_expand_va_start): Likewise.
+
+2009-07-27 Olivier Hainque <hainque@adacore.com>
+ Douglas B Rupp <rupp@gnat.com>
+
+ * convert.c (convert_to_pointer): Don't assume the target
+ pointer type is POINTER_SIZE long. Fetch its precision instead.
+
+2009-07-27 Douglas B Rupp <rupp@gnat.com>
+
+ * system.h (fopen): Undefine if macro.
+
+2009-07-27 Jakub Jelinek <jakub@redhat.com>
+
+ * dwarf2out.c (output_cfi_p): Removed.
+ (output_cfis): New function.
+ (output_fde): New function, split from output_call_frame_info.
+ (output_call_frame_info): Use it.
+ (dwarf2out_switch_text_section): Use output_cfis.
+
+2009-07-24 Kai Tietz <kai.tietz@onevision.com>
+
+ * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
+ TARGET_BI_ARCH is specified without enabling SJLJ.
+ * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
+ if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
+
+2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
+
+ * arm.md (negdi2): Use DImode if forcing a value into a register.
+
+2009-07-26 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/40801
+ * tree-vect-stmts.c (vectorizable_call): Get previous copy
+ of vector operand from the previous copy of vector statement.
+ Pass the correct definition type value to
+ vect_get_vec_def_for_stmt_copy().
+
+2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
+ const char ** conversion.
+
+2009-07-25 David Daney <ddaney@caviumnetworks.com>
+
+ * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
+ fancy_abort() if !ENABLE_ASSERT_CHECKING.
+ (gcc_unreachable): Invoke __builtin_unreachable() if
+ !ENABLE_ASSERT_CHECKING.
+
+2009-07-25 David Daney <ddaney@caviumnetworks.com>
+
+ PR rtl-optimization/40445
+ * emit-rtl.c (next_nonnote_insn_bb): New function.
+ * rtl.h (next_nonnote_insn_bb): Declare new function.
+ * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
+ with no successors that is the successor of the ENTRY_BLOCK.
+ Continue from the top after removing an empty fallthrough block.
+ * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
+ of next_nonnote_insn.
+
+2009-07-25 David Daney <ddaney@caviumnetworks.com>
+
+ * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
+
+2009-07-25 Martin Jambor <mjambor@suse.cz>
+
+ * c-common.c (c_common_attribute_table): New element for noclone.
+ (handle_noclone_attribute): New function. Forward-declare.
+ * tree-inline.c (tree_versionable_function_p): Check for noclone
+ attribute.
+ * doc/extend.texi (Labels as Values): Document need for noclone.
+ (Function Attributes): Document noclone attribute.
+
+2009-07-25 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/34999
+ * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
+ and dw_fde_switched_cold_to_hot fields.
+ (output_cfi_p): New function.
+ (output_call_frame_info): If fde->dw_fde_switched_sections,
+ output 2 FDEs instead of one with corrupted header.
+ (dwarf2out_do_cfi_startproc): New function.
+ (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
+ and fde->dw_fde_switched_cold_to_hot.
+ (dwarf2out_switch_text_section): Compute
+ fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
+ If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
+ dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
+ Otherwise, compute fde->dw_fde_switch_cfi.
+
+2009-07-24 Cary Coutant <ccoutant@google.com>
+
+ * tree-cfg.c (assign_discriminator): Add explicit parentheses.
+
+2009-07-24 Cary Coutant <ccoutant@google.com>
+
+ * cfghooks.c (split_block): Copy discriminator to new block.
+ * tree-cfg.c (assign_discriminator): Check location of last
+ instruction in block as well as first.
+
+2009-07-24 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/linux.c: Use fputs or putc instead of fprintf
+ where appropriate.
+ * config/i386/gas.h: Ditto.
+ * config/i386/x86-64.h: Ditto.
+ * config/i386/att.h: Ditto.
+
+2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
+
+ * expmed.c (emit_store_flag): Use a recursive call to optimize the
+ xor case.
+
+2009-07-24 Martin Jambor <mjambor@suse.cz>
+
+ * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
+ (ipa_push_func_to_list_1): Declare.
+ (ipa_push_func_to_list): New function.
+
+ * ipa-prop.c (ipa_push_func_to_list_1): New function.
+ (ipa_init_func_list): Call ipa_push_func_to_list_1.
+ (ipa_push_func_to_list): Removed.
+ (ipa_pop_func_from_list): Clear node_enqueued flag.
+
+2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.c (override_options): Default
+ max-unrolled-insns to 100 for z10 tuning.
+
+2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
+
+ * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
+ tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
+ tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
+ tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
+ tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
+ tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
+ lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
+
+2009-07-24 Kai Tietz <kai.tietz@onevision.com>
+
+ * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
+ use default set in mingw32.h header.
+ * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
+ 64-bit /mingw/include path.
+ (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
+ path.
+
+2009-07-23 Neil Vachharajani <nvachhar@google.com>
+
+ PR rtl-optimization/40209
+ * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
+
+2009-07-23 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
+ ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
+ with the rest of string where appropriate. Use fputs or putc
+ instead of fprintf where appropriate.
+
+2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
+ Pat Haugen <pthaugen@us.ibm.com>
+ Revital Eres <ERES@il.ibm.com>
+
+ * config/rs6000/vector.md: New file. Move most of the vector
+ expander support here from altivec.md to allow for the VSX vector
+ unit in the future. Add support for secondary_reload patterns.
+ Rewrite the patterns for vector comparison, and vector comparison
+ predicate instructions so that the RTL expresses the desired
+ behavior, instead of using unspec.
+
+ * config/rs6000/constraints.md ("f" constraint): Use
+ rs6000_constraints to hold the precalculated register class.
+ ("d" constraint): Ditto.
+ ("wd" constraint): New constraint for VSX.
+ ("wf" constraint): Ditto.
+ ("ws" constraint): Ditto.
+ ("wa" constraint): Ditto.
+ ("wZ" constraint): Ditto.
+ ("j" constraint): Ditto.
+
+ * config/rs6000/predicates.md (vsx_register_operand): New
+ predicate for VSX.
+ (vfloat_operand): New predicate for vector.md.
+ (vint_operand): Ditto.
+ (vlogical_operand): Ditto.
+ (easy_fp_constant): If VSX, 0.0 is an easy constant.
+ (easy_vector_constant): Add VSX support.
+ (altivec_indexed_or_indirect_operand): New predicate for
+ recognizing Altivec style memory references with AND -16.
+
+ * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
+ for vector secondary reload support.
+ (rs6000_vector_reg_class): Delete, replacing it with
+ rs6000_constraints.
+ (rs6000_vsx_reg_class): Ditto.
+ (rs6000_constraints): New array to hold the register classes of
+ each of the register constraints that can vary at runtime.
+ (builtin_mode_to_type): New static array for builtin function type
+ creation.
+ (builtin_hash_table): New static hash table for builtin function
+ type creation.
+ (TARGET_SECONDARY_RELOAD): Define target hook.
+ (TARGET_IRA_COVER_CLASSES): Ditto.
+ (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
+ registers are 128 bits if VSX memory reference instructions are used.
+ (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
+ unit is being used.
+ (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
+ (rs6000_debug_reg_global): Move -mdebug=reg statements here.
+ Print several of the scheduling related parameters.
+ (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
+ rs6000_constraints instead of rs6000_vector_reg_class. Move
+ -mdebug=reg code to rs6000_debug_reg_global. Add support for
+ -mvsx-align-128 debug switch. Drop testing float_p if VSX or
+ Altivec. Add VSX support. Setup for secondary reload support on
+ Altivec/VSX registers.
+ (rs6000_override_options): Make power7 set the scheduling groups
+ like the power5. Add support for new debug switches to override
+ the scheduling defaults. Temporarily disable -mcpu=power7 from
+ setting -mvsx. Add support for debug switches -malways-hint,
+ -msched-groups, and -malign-branch-targets.
+ (rs6000_buitlin_conversion): Add support for returning unsigned
+ vector conversion functions to fix regressions due to stricter
+ type checking.
+ (rs6000_builtin_mul_widen_even): Ditto.
+ (rs6000_builtin_mul_widen_odd): Ditto.
+ (rs6000_builtin_vec_perm): Ditto.
+ (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
+ (rs6000_expand_vector_init): Initial VSX support for using xxlxor
+ to zero a register.
+ (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
+ generated upstream.
+ (bdesc_3arg): Add builtins for unsigned types. Add builtins for
+ VSX types for bit operations. Changes to accomidate vector.md.
+ (bdesc_2arg): Ditto.
+ (bdesc_1arg): Ditto.
+ (struct builtin_description_predicates): Rewrite predicate
+ handling so that RTL describes the operation, instead of passing
+ the instruction to be used as a string argument.
+ (bdesc_altivec_preds): Ditto.
+ (altivec_expand_predicate_builtin): Ditto.
+ (altivec_expand_builtin): Ditto.
+ (rs6000_expand_ternop_builtin): Use a switch instead of an if
+ statement for vsldoi support.
+ (altivec_expand_ld_builtin): Change to use new names from vector.md.
+ (altivec_expand_st_builtin): Ditto.
+ (paired_expand_builtin): Whitespace changes.
+ (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
+ builtin_mode_to_type table for secondary reload. Call
+ builtin_function_type to build random builtin functions.
+ (altivec_init_builtins): Change to use builtin_function_type to
+ create builtin function types dynamically as we need them.
+ (builtin_hash_function): New support for hashing the tree types
+ for builtin function as we need it, rather than trying to build
+ all of the trees that we need. Add initial preliminary VSX support.
+ (builtin_function_type): Ditto.
+ (builtin_function_eq): Ditto.
+ (builtin_hash_struct): Ditto.
+ (rs6000_init_builtins): Ditto.
+ (rs6000_common_init_builtins): Ditto.
+ (altivec_init_builtins): Ditto.
+ (rs6000_common_init_builtins): Ditto.
+ (enum reload_reg_type): New enum for simplifing reg classes.
+ (rs6000_reload_register_type): Simplify register classes into GPR,
+ Vector, and other registers. Altivec and VSX addresses in reload.
+ (rs6000_secondary_reload_inner): Ditto.
+ (rs6000_ira_cover_classes): New target hook, that returns the
+ appropriate cover classes, based on -mvsx being used or not.
+ (rs6000_secondary_reload_class): Add VSX support.
+ (get_vec_cmp_insn): Delete, rewrite vector conditionals.
+ (get_vsel_insn): Ditto.
+ (rs6000_emit_vector_compare): Rewrite vector conditional support
+ so that where we can, we use RTL operators, instead of blindly use
+ UNSPEC.
+ (rs6000_emit_vector_select): Ditto.
+ (rs6000_emit_vector_cond_expr): Ditto.
+ (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
+ (create_TOC_reference): Add -mdebug=addr support.
+ (emit_frame_save): VSX loads/stores need register indexed addressing.
+
+ * config/rs6000/rs6000.md: Include vector.md.
+
+ * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
+
+ * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
+ support for V2DI, V2DF in logical, permute, select operations.
+
+ * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
+ switch for vsx/power7.
+ (-mvsx-scalar-memory): Ditto.
+ (-mvsx-align-128): Ditto.
+ (-mallow-movmisalign): Ditto.
+ (-mallow-df-permute): Ditto.
+ (-msched-groups): Ditto.
+ (-malways-hint): Ditto.
+ (-malign-branch-targets): Ditto.
+
+ * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
+ hook instead.
+ (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
+ (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
+ (rs6000_vector_reg_class): Delete.
+ (rs6000_vsx_reg_class): Ditto.
+ (enum rs6000_reg_class_enum): New enum for the constraints that
+ vary based on target switches.
+ (rs6000_constraints): New array to hold the register class for all
+ of the register constraints that vary based on the switches used.
+ (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
+ (enum rs6000_builtins): Add unsigned varients for the builtin
+ declarations returned by target hooks for expanding multiplies,
+ select, and permute operations. Add VSX builtins.
+ (enum rs6000_builtin_type_index): Add entries for VSX.
+ (V2DI_type_node): Ditto.
+ (V2DF_type_node): Ditto.
+ (unsigned_V2DI_type_node): Ditto.
+ (bool_long_type_node): Ditto.
+ (intDI_type_internal_node): Ditto.
+ (uintDI_type_internal_node): Ditto.
+ (double_type_internal_node): Ditto.
+
+ * config/rs6000/altivec.md (whole file): Move all expanders to
+ vector.md from altivec.md. Rename insn matching functions to be
+ altivec_foo.
+ (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
+ (altivec_vcmp*): Ditto.
+ (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
+ (VM): New iterator for moves that includes the VSX types.
+ (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
+ (altivec_vperm_<mode>_uns): New, for unsigned types.
+ (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
+ (altivec_eq<mode>): Ditto.
+ (altivec_gt<mode>): Ditto.
+ (altivec_gtu<mode>): Ditto.
+ (altivec_eqv4sf): Ditto.
+ (altivec_gev4sf): Ditto.
+ (altivec_gtv4sf): Ditto.
+ (altivec_vcmpbfp_p): Ditto.
+
+2009-07-23 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
+ unsigned HWI.
+
+2009-07-23 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/40832
+ * config/i386/i386.c (output_387_ffreep): Rewrite to use
+ ASM_SHORT instead of .word.
+ * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
+ instead of .word in asm template.
+
+2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR target/37488
+ * ira-lives.c (bb_has_abnormal_call_pred): New function.
+ (process_bb_node_lives): Use it.
+
+ * ira.c (setup_cover_and_important_classes): Don't setup
+ ira_important_class_nums. Add cover classes to the end of
+ important classes.
+ (cover_class_order, comp_reg_classes_func, reorder_important_classes):
+ New.
+ (find_reg_class_closure): Use reorder_important_classes.
+
+ * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
+
+ * config/i386/i386.c (i386_ira_cover_classes): New function.
+ (TARGET_IRA_COVER_CLASSES): Redefine.
+
+ * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
+ importance of order of cover classes in the array.
+
+2009-07-22 Diego Novillo <dnovillo@google.com>
+
+ * tree-pass.h (TDF_EH): Define.
+ * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
+ contains TDF_EH, print the EH region number holding GS.
+ * tree-dump.c (dump_options): Add "eh".
+ * doc/invoke.texi: Document it.
+
+2009-07-22 Doug Kwan <dougkwan@google.com>
+
+ * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
+
+2009-07-22 Michael Matz <matz@suse.de>
+
+ PR tree-optimization/35229
+ PR tree-optimization/39300
+
+ * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
+ (inhibit_phi_insertion): New function.
+ (insert_into_preds_of_block): Call it for REFERENCEs.
+ (init_pre): Initialize and finalize scalar evolutions.
+ * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
+
+2009-07-22 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/predicates.md (zero_extended_scalar_load_operand):
+ Use CONST_VECTOR_NUNITS to determine number of elements.
+
+2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
+ (U, W): Constraints are now deprecated and will be removed if we
+ run out of letters.
+ * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
+ the file.
+ ("prefetch"): Add the stcmh instruction for prefetching.
+ * config/s390/s390.c (s390_symref_operand_p): Function moved. No
+ changes.
+ (s390_short_displacement): Return always true if compiling for
+ machines not providing the long displacement facility.
+ (s390_mem_constraint): Support the new constraint letter Z.
+ (s390_check_qrst_address): New function.
+
+2009-07-21 DJ Delorie <dj@redhat.com>
+
+ * config/mep/mep.c (mep_legitimize_arg): Leave control registers
+ alone too.
+
+2009-07-21 Jason Merrill <jason@redhat.com>
+
+ * c-common.c (max_tinst_depth): Increase default to 1024.
+
+2009-07-21 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
+ (vec_unpacku_float_lo_v4si): Ditto.
+
+2009-07-21 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/40811
+ * config/i386/sse.md (sse2_cvtudq2ps): New expander.
+ (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
+ (builtin_description): Add __builtin_ia32_cvtudq2ps.
+ (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
+
+2009-07-21 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/40813
+ * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
+ it.
+
+2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
+ with a NOP_EXPR if needed.
+
+2009-07-21 Paul Brook <paul@codesourcery.com>
+
+ * tree-vectorizer.c (increase_alignment): Handle nested arrays.
+ Terminate debug dump with newline.
+
+2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
+ Cast "1" to unsigned HOST_WIDE_INT.
+ (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
+ deposit length to the maximum length - lsb. Extend length if
+ HOST_BITS_PER_WIDE_INT is 32.
+
+2009-07-20 Olatunji Ruwase <tjruwase@google.com>
+
+ * cgraph.h (constant_pool_htab): New function.
+ (constant_descriptor_tree): Move from varasm.c.
+ * varasm.c (constant_pool_htab): New function.
+ (constant_descriptor_tree): Move to cgraph.h.
+
2009-07-20 Olatunji Ruwase <tjruwase@google.com>
- * toplev.c: Invoke FINISH_UNIT callbacks before call to
- finalize().
+ * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
* tree.c (build_function_type_skip_args): Remove bogus assert.
2009-07-20 Jan Hubicka <jh@suse.cz>
- Martin Jambor <mjambor@suse.cz>
+ Martin Jambor <mjambor@suse.cz>
* cgraph.h (combined_args_to_skip): New field.
* cgraph.c (cgraph_create_virtual_clone): Properly handle
combined_args_to_skip and args_to_skip.
* tree-inline.c (update_clone_info): New function.
(tree_function_versioning): Call update_clone_info.
- * cgraphunit.c: (cgraph_materialize_clone): Dump materialized functions.
+ * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
+ functions.
(cgraph_materialize_all_clones): More extensive dumping, working
with combined_args_to_skip rather than args_to_skip.
alias information when not optimizing.
2009-07-14 Richard Guenther <rguenther@suse.de>
- Andrey Belevantsev <abel@ispras.ru>
+
Andrey Belevantsev <abel@ispras.ru>
* tree-ssa-alias.h (refs_may_alias_p_1): Declare.
(pt_solution_set): Likewise.
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