Mercurial > jdk8-mips64-public > hotspot / file diff

     1.1 --- a/src/cpu/x86/vm/x86_32.ad	Thu Jul 03 11:01:32 2008 -0700
     1.2 +++ b/src/cpu/x86/vm/x86_32.ad	Fri Jul 11 01:14:44 2008 -0700
     1.3 @@ -4754,6 +4754,33 @@
     1.4    interface(CONST_INTER);
     1.5  %}
     1.6  
     1.7 +operand immI_1() %{
     1.8 +  predicate( n->get_int() == 1 );
     1.9 +  match(ConI);
    1.10 +
    1.11 +  op_cost(0);
    1.12 +  format %{ %}
    1.13 +  interface(CONST_INTER);
    1.14 +%}
    1.15 +
    1.16 +operand immI_2() %{
    1.17 +  predicate( n->get_int() == 2 );
    1.18 +  match(ConI);
    1.19 +
    1.20 +  op_cost(0);
    1.21 +  format %{ %}
    1.22 +  interface(CONST_INTER);
    1.23 +%}
    1.24 +
    1.25 +operand immI_3() %{
    1.26 +  predicate( n->get_int() == 3 );
    1.27 +  match(ConI);
    1.28 +
    1.29 +  op_cost(0);
    1.30 +  format %{ %}
    1.31 +  interface(CONST_INTER);
    1.32 +%}
    1.33 +
    1.34  // Pointer Immediate
    1.35  operand immP() %{
    1.36    match(ConP);
    1.37 @@ -8943,6 +8970,63 @@
    1.38    ins_pipe( ialu_reg_long_mem );
    1.39  %}
    1.40  
    1.41 +// Shift Left Long by 1
    1.42 +instruct shlL_eReg_1(eRegL dst, immI_1 cnt, eFlagsReg cr) %{
    1.43 +  predicate(UseNewLongLShift);
    1.44 +  match(Set dst (LShiftL dst cnt));
    1.45 +  effect(KILL cr);
    1.46 +  ins_cost(100);
    1.47 +  format %{ "ADD    $dst.lo,$dst.lo\n\t"
    1.48 +            "ADC    $dst.hi,$dst.hi" %}
    1.49 +  ins_encode %{
    1.50 +    __ addl($dst$$Register,$dst$$Register);
    1.51 +    __ adcl(HIGH_FROM_LOW($dst$$Register),HIGH_FROM_LOW($dst$$Register));
    1.52 +  %}
    1.53 +  ins_pipe( ialu_reg_long );
    1.54 +%}
    1.55 +
    1.56 +// Shift Left Long by 2
    1.57 +instruct shlL_eReg_2(eRegL dst, immI_2 cnt, eFlagsReg cr) %{
    1.58 +  predicate(UseNewLongLShift);
    1.59 +  match(Set dst (LShiftL dst cnt));
    1.60 +  effect(KILL cr);
    1.61 +  ins_cost(100);
    1.62 +  format %{ "ADD    $dst.lo,$dst.lo\n\t"
    1.63 +            "ADC    $dst.hi,$dst.hi\n\t" 
    1.64 +            "ADD    $dst.lo,$dst.lo\n\t"
    1.65 +            "ADC    $dst.hi,$dst.hi" %}
    1.66 +  ins_encode %{
    1.67 +    __ addl($dst$$Register,$dst$$Register);
    1.68 +    __ adcl(HIGH_FROM_LOW($dst$$Register),HIGH_FROM_LOW($dst$$Register));
    1.69 +    __ addl($dst$$Register,$dst$$Register);
    1.70 +    __ adcl(HIGH_FROM_LOW($dst$$Register),HIGH_FROM_LOW($dst$$Register));
    1.71 +  %}
    1.72 +  ins_pipe( ialu_reg_long );
    1.73 +%}
    1.74 +
    1.75 +// Shift Left Long by 3
    1.76 +instruct shlL_eReg_3(eRegL dst, immI_3 cnt, eFlagsReg cr) %{
    1.77 +  predicate(UseNewLongLShift);
    1.78 +  match(Set dst (LShiftL dst cnt));
    1.79 +  effect(KILL cr);
    1.80 +  ins_cost(100);
    1.81 +  format %{ "ADD    $dst.lo,$dst.lo\n\t"
    1.82 +            "ADC    $dst.hi,$dst.hi\n\t" 
    1.83 +            "ADD    $dst.lo,$dst.lo\n\t"
    1.84 +            "ADC    $dst.hi,$dst.hi\n\t" 
    1.85 +            "ADD    $dst.lo,$dst.lo\n\t"
    1.86 +            "ADC    $dst.hi,$dst.hi" %}
    1.87 +  ins_encode %{
    1.88 +    __ addl($dst$$Register,$dst$$Register);
    1.89 +    __ adcl(HIGH_FROM_LOW($dst$$Register),HIGH_FROM_LOW($dst$$Register));
    1.90 +    __ addl($dst$$Register,$dst$$Register);
    1.91 +    __ adcl(HIGH_FROM_LOW($dst$$Register),HIGH_FROM_LOW($dst$$Register));
    1.92 +    __ addl($dst$$Register,$dst$$Register);
    1.93 +    __ adcl(HIGH_FROM_LOW($dst$$Register),HIGH_FROM_LOW($dst$$Register));
    1.94 +  %}
    1.95 +  ins_pipe( ialu_reg_long );
    1.96 +%}
    1.97 +
    1.98  // Shift Left Long by 1-31
    1.99  instruct shlL_eReg_1_31(eRegL dst, immI_1_31 cnt, eFlagsReg cr) %{
   1.100    match(Set dst (LShiftL dst cnt));