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comparison src/cpu/x86/vm/x86_64.ad @ 17524:89152779163c

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Merge with jdk8-b132
author Gilles Duboscq <duboscq@ssw.jku.at>
date Wed, 15 Oct 2014 11:59:32 +0200
parents 4ca6dc0799b6
children 52b4284cb496
comparison
equal deleted inserted replaced
17450:45b45f902bed 17524:89152779163c
3084 op_cost(10); 3084 op_cost(10);
3085 format %{ %} 3085 format %{ %}
3086 interface(CONST_INTER); 3086 interface(CONST_INTER);
3087 %} 3087 %}
3088 3088
3089 // Int Immediate non-negative
3090 operand immU31()
3091 %{
3092 predicate(n->get_int() >= 0);
3093 match(ConI);
3094
3095 op_cost(0);
3096 format %{ %}
3097 interface(CONST_INTER);
3098 %}
3099
3089 // Constant for long shifts 3100 // Constant for long shifts
3090 operand immI_32() 3101 operand immI_32()
3091 %{ 3102 %{
3092 predicate( n->get_int() == 32 ); 3103 predicate( n->get_int() == 32 );
3093 match(ConI); 3104 match(ConI);
5040 __ movzwq($dst$$Register, $mem$$Address); 5051 __ movzwq($dst$$Register, $mem$$Address);
5041 %} 5052 %}
5042 ins_pipe(ialu_reg_mem); 5053 ins_pipe(ialu_reg_mem);
5043 %} 5054 %}
5044 5055
5045 // Load Integer with a 32-bit mask into Long Register 5056 // Load Integer with a 31-bit mask into Long Register
5046 instruct loadI2L_immI(rRegL dst, memory mem, immI mask, rFlagsReg cr) %{ 5057 instruct loadI2L_immU31(rRegL dst, memory mem, immU31 mask, rFlagsReg cr) %{
5047 match(Set dst (ConvI2L (AndI (LoadI mem) mask))); 5058 match(Set dst (ConvI2L (AndI (LoadI mem) mask)));
5048 effect(KILL cr); 5059 effect(KILL cr);
5049 5060
5050 format %{ "movl $dst, $mem\t# int & 32-bit mask -> long\n\t" 5061 format %{ "movl $dst, $mem\t# int & 31-bit mask -> long\n\t"
5051 "andl $dst, $mask" %} 5062 "andl $dst, $mask" %}
5052 ins_encode %{ 5063 ins_encode %{
5053 Register Rdst = $dst$$Register; 5064 Register Rdst = $dst$$Register;
5054 __ movl(Rdst, $mem$$Address); 5065 __ movl(Rdst, $mem$$Address);
5055 __ andl(Rdst, $mask$$constant); 5066 __ andl(Rdst, $mask$$constant);