--- a/hotspot/src/cpu/x86/vm/x86_32.ad Thu Jul 03 11:01:32 2008 -0700
+++ b/hotspot/src/cpu/x86/vm/x86_32.ad Fri Jul 11 01:14:44 2008 -0700
@@ -4754,6 +4754,33 @@
interface(CONST_INTER);
%}
+operand immI_1() %{
+ predicate( n->get_int() == 1 );
+ match(ConI);
+
+ op_cost(0);
+ format %{ %}
+ interface(CONST_INTER);
+%}
+
+operand immI_2() %{
+ predicate( n->get_int() == 2 );
+ match(ConI);
+
+ op_cost(0);
+ format %{ %}
+ interface(CONST_INTER);
+%}
+
+operand immI_3() %{
+ predicate( n->get_int() == 3 );
+ match(ConI);
+
+ op_cost(0);
+ format %{ %}
+ interface(CONST_INTER);
+%}
+
// Pointer Immediate
operand immP() %{
match(ConP);
@@ -8943,6 +8970,63 @@
ins_pipe( ialu_reg_long_mem );
%}
+// Shift Left Long by 1
+instruct shlL_eReg_1(eRegL dst, immI_1 cnt, eFlagsReg cr) %{
+ predicate(UseNewLongLShift);
+ match(Set dst (LShiftL dst cnt));
+ effect(KILL cr);
+ ins_cost(100);
+ format %{ "ADD $dst.lo,$dst.lo\n\t"
+ "ADC $dst.hi,$dst.hi" %}
+ ins_encode %{
+ __ addl($dst$$Register,$dst$$Register);
+ __ adcl(HIGH_FROM_LOW($dst$$Register),HIGH_FROM_LOW($dst$$Register));
+ %}
+ ins_pipe( ialu_reg_long );
+%}
+
+// Shift Left Long by 2
+instruct shlL_eReg_2(eRegL dst, immI_2 cnt, eFlagsReg cr) %{
+ predicate(UseNewLongLShift);
+ match(Set dst (LShiftL dst cnt));
+ effect(KILL cr);
+ ins_cost(100);
+ format %{ "ADD $dst.lo,$dst.lo\n\t"
+ "ADC $dst.hi,$dst.hi\n\t"
+ "ADD $dst.lo,$dst.lo\n\t"
+ "ADC $dst.hi,$dst.hi" %}
+ ins_encode %{
+ __ addl($dst$$Register,$dst$$Register);
+ __ adcl(HIGH_FROM_LOW($dst$$Register),HIGH_FROM_LOW($dst$$Register));
+ __ addl($dst$$Register,$dst$$Register);
+ __ adcl(HIGH_FROM_LOW($dst$$Register),HIGH_FROM_LOW($dst$$Register));
+ %}
+ ins_pipe( ialu_reg_long );
+%}
+
+// Shift Left Long by 3
+instruct shlL_eReg_3(eRegL dst, immI_3 cnt, eFlagsReg cr) %{
+ predicate(UseNewLongLShift);
+ match(Set dst (LShiftL dst cnt));
+ effect(KILL cr);
+ ins_cost(100);
+ format %{ "ADD $dst.lo,$dst.lo\n\t"
+ "ADC $dst.hi,$dst.hi\n\t"
+ "ADD $dst.lo,$dst.lo\n\t"
+ "ADC $dst.hi,$dst.hi\n\t"
+ "ADD $dst.lo,$dst.lo\n\t"
+ "ADC $dst.hi,$dst.hi" %}
+ ins_encode %{
+ __ addl($dst$$Register,$dst$$Register);
+ __ adcl(HIGH_FROM_LOW($dst$$Register),HIGH_FROM_LOW($dst$$Register));
+ __ addl($dst$$Register,$dst$$Register);
+ __ adcl(HIGH_FROM_LOW($dst$$Register),HIGH_FROM_LOW($dst$$Register));
+ __ addl($dst$$Register,$dst$$Register);
+ __ adcl(HIGH_FROM_LOW($dst$$Register),HIGH_FROM_LOW($dst$$Register));
+ %}
+ ins_pipe( ialu_reg_long );
+%}
+
// Shift Left Long by 1-31
instruct shlL_eReg_1_31(eRegL dst, immI_1_31 cnt, eFlagsReg cr) %{
match(Set dst (LShiftL dst cnt));