+2013-06-10 Michael Meissner <meissner@linux.vnet.ibm.com>
+ Pat Haugen <pthaugen@us.ibm.com>
+ Peter Bergner <bergner@vnet.ibm.com>
+
+ * config/rs6000/vector.md (GPR move splitter): Do not split moves
+ of vectors in GPRS if they are direct moves or quad word load or
+ store moves.
+
+ * config/rs6000/rs6000-protos.h (rs6000_output_move_128bit): Add
+ declaration.
+ (direct_move_p): Likewise.
+ (quad_load_store_p): Likewise.
+
+ * config/rs6000/rs6000.c (enum rs6000_reg_type): Simplify register
+ classes into bins based on the physical register type.
+ (reg_class_to_reg_type): Likewise.
+ (IS_STD_REG_TYPE): Likewise.
+ (IS_FP_VECT_REG_TYPE): Likewise.
+ (reload_fpr_gpr): Arrays to determine what insn to use if we can
+ use direct move instructions.
+ (reload_gpr_vsx): Likewise.
+ (reload_vsx_gpr): Likewise.
+ (rs6000_init_hard_regno_mode_ok): Precalculate the register type
+ information that is a simplification of register classes. Also
+ precalculate direct move reload helpers.
+ (direct_move_p): New function to return true if the operation can
+ be done as a direct move instruciton.
+ (quad_load_store_p): New function to return true if the operation
+ is a quad memory operation.
+ (rs6000_legitimize_address): If quad memory, only allow register
+ indirect for TImode addresses.
+ (rs6000_legitimate_address_p): Likewise.
+ (enum reload_reg_type): Delete, replace with rs6000_reg_type.
+ (rs6000_reload_register_type): Likewise.
+ (register_to_reg_type): Return register type.
+ (rs6000_secondary_reload_simple_move): New helper function for
+ secondary reload and secondary memory needed to identify anything
+ that is a simple move, and does not need reloading.
+ (rs6000_secondary_reload_direct_move): New helper function for
+ secondary reload to identify cases that can be done with several
+ instructions via the direct move instructions.
+ (rs6000_secondary_reload_move): New helper function for secondary
+ reload to identify moves between register types that can be done.
+ (rs6000_secondary_reload): Add support for quad memory operations
+ and for direct move.
+ (rs6000_secondary_memory_needed): Likewise.
+ (rs6000_debug_secondary_memory_needed): Change argument names.
+ (rs6000_output_move_128bit): New function to return the move to
+ use for 128-bit moves, including knowing about the various
+ limitations of quad memory operations.
+
+ * config/rs6000/vsx.md (vsx_mov<mode>): Add support for quad
+ memory operations. call rs6000_output_move_128bit for the actual
+ instruciton(s) to generate.
+ (vsx_movti_64bit): Likewise.
+
+ * config/rs6000/rs6000.md (UNSPEC_P8V_FMRGOW): New unspec values.
+ (UNSPEC_P8V_MTVSRWZ): Likewise.
+ (UNSPEC_P8V_RELOAD_FROM_GPR): Likewise.
+ (UNSPEC_P8V_MTVSRD): Likewise.
+ (UNSPEC_P8V_XXPERMDI): Likewise.
+ (UNSPEC_P8V_RELOAD_FROM_VSX): Likewise.
+ (UNSPEC_FUSION_GPR): Likewise.
+ (FMOVE128_GPR): New iterator for direct move.
+ (f32_lv): New mode attribute for load/store of SFmode/SDmode
+ values.
+ (f32_sv): Likewise.
+ (f32_dm): Likewise.
+ (zero_extend<mode>di2_internal1): Add support for power8 32-bit
+ loads and direct move instructions.
+ (zero_extendsidi2_lfiwzx): Likewise.
+ (extendsidi2_lfiwax): Likewise.
+ (extendsidi2_nocell): Likewise.
+ (floatsi<mode>2_lfiwax): Likewise.
+ (lfiwax): Likewise.
+ (floatunssi<mode>2_lfiwzx): Likewise.
+ (lfiwzx): Likewise.
+ (fix_trunc<mode>_stfiwx): Likewise.
+ (fixuns_trunc<mode>_stfiwx): Likewise.
+ (mov<mode>_hardfloat, 32-bit floating point): Likewise.
+ (mov<move>_hardfloat64, 64-bit floating point): Likewise.
+ (parity<mode>2_cmpb): Set length/type attr.
+ (unnamed shift right patterns, mov<mode>_internal2): Change type attr
+ for 'mr.' to fast_compare.
+ (bpermd_<mode>): Change type attr to popcnt.
+ (p8_fmrgow_<mode>): New insns for power8 direct move support.
+ (p8_mtvsrwz_1): Likewise.
+ (p8_mtvsrwz_2): Likewise.
+ (reload_fpr_from_gpr<mode>): Likewise.
+ (p8_mtvsrd_1): Likewise.
+ (p8_mtvsrd_2): Likewise.
+ (p8_xxpermdi_<mode>): Likewise.
+ (reload_vsx_from_gpr<mode>): Likewise.
+ (reload_vsx_from_gprsf): Likewise.
+ (p8_mfvsrd_3_<mode>): LIkewise.
+ (reload_gpr_from_vsx<mode>): Likewise.
+ (reload_gpr_from_vsxsf): Likewise.
+ (p8_mfvsrd_4_disf): Likewise.
+ (multi-word GPR splits): Do not split direct moves or quad memory
+ operations.
+
2013-06-10 David Malcolm <dmalcolm@redhat.com>
* tree-into-ssa.c (interesting_blocks): Make static.