Mercurial > jdk8-mips64-public > hotspot / changeset

     1.1 --- a/src/cpu/mips/vm/mips_64.ad	Sun Feb 19 17:43:11 2017 -0500
     1.2 +++ b/src/cpu/mips/vm/mips_64.ad	Mon Feb 20 12:23:10 2017 -0500
     1.3 @@ -11104,6 +11104,26 @@
     1.4    ins_pipe( ialu_regI_regI );
     1.5  %}
     1.6  
     1.7 +instruct rotI_shr_logical_Reg(mRegI dst, mRegI src, immI_0_31 rshift, immI_0_31 lshift, immI_1 one) %{
     1.8 +  match(Set dst (OrI (URShiftI src rshift) (LShiftI (AndI src one) lshift)));
     1.9 +  predicate(32 == ((n->in(1)->in(2)->get_int() + n->in(2)->in(2)->get_int())));
    1.10 +
    1.11 +  format %{ "rotr     $dst, $src, 1 ...\n\t" 
    1.12 +            "srl      $dst, $dst, ($rshift-1) @ rotI_shr_logical_Reg" %}
    1.13 +  ins_encode %{
    1.14 +    Register   dst = $dst$$Register;
    1.15 +    Register   src = $src$$Register;
    1.16 +    int     rshift = $rshift$$constant;
    1.17 +
    1.18 +    __ rotr(dst, src, 1);
    1.19 +    if (rshift - 1) {
    1.20 +       __ srl(dst, dst, rshift - 1);
    1.21 +    }
    1.22 +  %}
    1.23 +
    1.24 +  ins_pipe( ialu_regI_regI );
    1.25 +%}
    1.26 +
    1.27  instruct orI_Reg_castP2X(mRegL dst, mRegL src1, mRegP src2) %{
    1.28    match(Set dst (OrI src1 (CastP2X src2)));
    1.29