2 * Copyright (c) 2007 The Hewlett-Packard Development Company
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40 #include "arch/x86/insts/microop.hh"
42 #include "arch/x86/regs/misc.hh"
47 bool X86MicroopBase::checkCondition(uint64_t flags
, int condition
) const
49 CCFlagBits ccflags
= flags
;
52 case ConditionTests::True
:
54 case ConditionTests::ECF
:
56 case ConditionTests::EZF
:
58 case ConditionTests::SZnZF
:
59 return !(!ccflags
.ezf
&& ccflags
.zf
);
60 case ConditionTests::MSTRZ
:
61 panic("This condition is not implemented!");
62 case ConditionTests::STRZ
:
63 panic("This condition is not implemented!");
64 case ConditionTests::MSTRC
:
65 panic("This condition is not implemented!");
66 case ConditionTests::STRZnEZF
:
67 return !ccflags
.ezf
&& ccflags
.zf
;
68 //And no interrupts or debug traps are waiting
69 case ConditionTests::OF
:
71 case ConditionTests::CF
:
73 case ConditionTests::ZF
:
75 case ConditionTests::CvZF
:
76 return ccflags
.cf
| ccflags
.zf
;
77 case ConditionTests::SF
:
79 case ConditionTests::PF
:
81 case ConditionTests::SxOF
:
82 return ccflags
.sf
^ ccflags
.of
;
83 case ConditionTests::SxOvZF
:
84 return (ccflags
.sf
^ ccflags
.of
) | ccflags
.zf
;
85 case ConditionTests::False
:
87 case ConditionTests::NotECF
:
89 case ConditionTests::NotEZF
:
91 case ConditionTests::NotSZnZF
:
92 return !ccflags
.ezf
&& ccflags
.zf
;
93 case ConditionTests::NotMSTRZ
:
94 panic("This condition is not implemented!");
95 case ConditionTests::NotSTRZ
:
96 panic("This condition is not implemented!");
97 case ConditionTests::NotMSTRC
:
98 panic("This condition is not implemented!");
99 case ConditionTests::STRnZnEZF
:
100 return !ccflags
.ezf
&& !ccflags
.zf
;
101 //And no interrupts or debug traps are waiting
102 case ConditionTests::NotOF
:
104 case ConditionTests::NotCF
:
106 case ConditionTests::NotZF
:
108 case ConditionTests::NotCvZF
:
109 return !(ccflags
.cf
| ccflags
.zf
);
110 case ConditionTests::NotSF
:
112 case ConditionTests::NotPF
:
114 case ConditionTests::NotSxOF
:
115 return !(ccflags
.sf
^ ccflags
.of
);
116 case ConditionTests::NotSxOvZF
:
117 return !((ccflags
.sf
^ ccflags
.of
) | ccflags
.zf
);
119 panic("Unknown condition: %d\n", condition
);