Mercurial > jdk8-mips64-public > hotspot / changeset

     1.1 --- a/src/cpu/mips/vm/mips_64.ad	Tue Aug 23 17:00:34 2016 +0800
     1.2 +++ b/src/cpu/mips/vm/mips_64.ad	Wed Aug 24 15:38:31 2016 +0800
     1.3 @@ -9091,6 +9091,24 @@
     1.4    ins_pipe( ialu_regI_regI );
     1.5  %}
     1.6  
     1.7 +instruct salI_RegL2I_imm(mRegI dst, mRegL src, immI8 shift) %{
     1.8 +  match(Set dst (LShiftI (ConvL2I src) shift));
     1.9 +
    1.10 +  format %{ "SHL    $dst, $src, $shift #@salI_RegL2I_imm" %}
    1.11 +  ins_encode %{
    1.12 +    Register src = $src$$Register;
    1.13 +    Register dst = $dst$$Register;
    1.14 +    int    shamt = $shift$$constant;
    1.15 +
    1.16 +    if(0 <= shamt && shamt < 32) __ sll(dst, src, shamt);
    1.17 +    else {
    1.18 +       __ move(AT, shamt);
    1.19 +       __ sllv(dst, src, AT);
    1.20 +    }
    1.21 +  %}
    1.22 +  ins_pipe( ialu_regI_regI );
    1.23 +%}
    1.24 +
    1.25  // Shift Left by 8-bit immediate
    1.26  instruct salI_Reg_Reg(mRegI dst, mRegI src, mRegI shift) %{
    1.27    match(Set dst (LShiftI src shift));