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31 #include "arch/x86/regs/float.hh"
32 #include "arch/x86/regs/int.hh"
33 #include "arch/x86/isa_traits.hh"
34 #include "arch/x86/nativetrace.hh"
35 #include "cpu/thread_context.hh"
36 #include "debug/ExecRegDelta.hh"
37 #include "params/X86NativeTrace.hh"
38 #include "sim/byteswap.hh"
43 X86NativeTrace::ThreadState::update(NativeTrace
*parent
)
45 parent
->read(this, sizeof(*this));
46 rax
= X86ISA::gtoh(rax
);
47 rcx
= X86ISA::gtoh(rcx
);
48 rdx
= X86ISA::gtoh(rdx
);
49 rbx
= X86ISA::gtoh(rbx
);
50 rsp
= X86ISA::gtoh(rsp
);
51 rbp
= X86ISA::gtoh(rbp
);
52 rsi
= X86ISA::gtoh(rsi
);
53 rdi
= X86ISA::gtoh(rdi
);
54 r8
= X86ISA::gtoh(r8
);
55 r9
= X86ISA::gtoh(r9
);
56 r10
= X86ISA::gtoh(r10
);
57 r11
= X86ISA::gtoh(r11
);
58 r12
= X86ISA::gtoh(r12
);
59 r13
= X86ISA::gtoh(r13
);
60 r14
= X86ISA::gtoh(r14
);
61 r15
= X86ISA::gtoh(r15
);
62 rip
= X86ISA::gtoh(rip
);
63 //This should be expanded if x87 registers are considered
64 for (int i
= 0; i
< 8; i
++)
65 mmx
[i
] = X86ISA::gtoh(mmx
[i
]);
66 for (int i
= 0; i
< 32; i
++)
67 xmm
[i
] = X86ISA::gtoh(xmm
[i
]);
71 X86NativeTrace::ThreadState::update(ThreadContext
*tc
)
73 rax
= tc
->readIntReg(X86ISA::INTREG_RAX
);
74 rcx
= tc
->readIntReg(X86ISA::INTREG_RCX
);
75 rdx
= tc
->readIntReg(X86ISA::INTREG_RDX
);
76 rbx
= tc
->readIntReg(X86ISA::INTREG_RBX
);
77 rsp
= tc
->readIntReg(X86ISA::INTREG_RSP
);
78 rbp
= tc
->readIntReg(X86ISA::INTREG_RBP
);
79 rsi
= tc
->readIntReg(X86ISA::INTREG_RSI
);
80 rdi
= tc
->readIntReg(X86ISA::INTREG_RDI
);
81 r8
= tc
->readIntReg(X86ISA::INTREG_R8
);
82 r9
= tc
->readIntReg(X86ISA::INTREG_R9
);
83 r10
= tc
->readIntReg(X86ISA::INTREG_R10
);
84 r11
= tc
->readIntReg(X86ISA::INTREG_R11
);
85 r12
= tc
->readIntReg(X86ISA::INTREG_R12
);
86 r13
= tc
->readIntReg(X86ISA::INTREG_R13
);
87 r14
= tc
->readIntReg(X86ISA::INTREG_R14
);
88 r15
= tc
->readIntReg(X86ISA::INTREG_R15
);
89 rip
= tc
->pcState().npc();
90 //This should be expanded if x87 registers are considered
91 for (int i
= 0; i
< 8; i
++)
92 mmx
[i
] = tc
->readFloatRegBits(X86ISA::FLOATREG_MMX(i
));
93 for (int i
= 0; i
< 32; i
++)
94 xmm
[i
] = tc
->readFloatRegBits(X86ISA::FLOATREG_XMM_BASE
+ i
);
98 X86NativeTrace::X86NativeTrace(const Params
*p
)
106 X86NativeTrace::checkRcxReg(const char * name
, uint64_t &mVal
, uint64_t &nVal
)
109 checkRcx
= (mVal
!= oldRcxVal
|| nVal
!= oldRealRcxVal
);
111 return checkReg(name
, mVal
, nVal
);
116 X86NativeTrace::checkR11Reg(const char * name
, uint64_t &mVal
, uint64_t &nVal
)
119 checkR11
= (mVal
!= oldR11Val
|| nVal
!= oldRealR11Val
);
121 return checkReg(name
, mVal
, nVal
);
126 X86NativeTrace::checkXMM(int num
, uint64_t mXmmBuf
[], uint64_t nXmmBuf
[])
128 if (mXmmBuf
[num
* 2] != nXmmBuf
[num
* 2] ||
129 mXmmBuf
[num
* 2 + 1] != nXmmBuf
[num
* 2 + 1]) {
130 DPRINTF(ExecRegDelta
,
131 "Register xmm%d should be 0x%016x%016x but is 0x%016x%016x.\n",
132 num
, nXmmBuf
[num
* 2 + 1], nXmmBuf
[num
* 2],
133 mXmmBuf
[num
* 2 + 1], mXmmBuf
[num
* 2]);
140 X86NativeTrace::check(NativeTraceRecord
*record
)
143 mState
.update(record
->getThread());
145 if(record
->getStaticInst()->isSyscall())
149 oldRcxVal
= mState
.rcx
;
150 oldRealRcxVal
= nState
.rcx
;
151 oldR11Val
= mState
.r11
;
152 oldRealR11Val
= nState
.r11
;
155 checkReg("rax", mState
.rax
, nState
.rax
);
156 checkRcxReg("rcx", mState
.rcx
, nState
.rcx
);
157 checkReg("rdx", mState
.rdx
, nState
.rdx
);
158 checkReg("rbx", mState
.rbx
, nState
.rbx
);
159 checkReg("rsp", mState
.rsp
, nState
.rsp
);
160 checkReg("rbp", mState
.rbp
, nState
.rbp
);
161 checkReg("rsi", mState
.rsi
, nState
.rsi
);
162 checkReg("rdi", mState
.rdi
, nState
.rdi
);
163 checkReg("r8", mState
.r8
, nState
.r8
);
164 checkReg("r9", mState
.r9
, nState
.r9
);
165 checkReg("r10", mState
.r10
, nState
.r10
);
166 checkR11Reg("r11", mState
.r11
, nState
.r11
);
167 checkReg("r12", mState
.r12
, nState
.r12
);
168 checkReg("r13", mState
.r13
, nState
.r13
);
169 checkReg("r14", mState
.r14
, nState
.r14
);
170 checkReg("r15", mState
.r15
, nState
.r15
);
171 checkReg("rip", mState
.rip
, nState
.rip
);
172 checkXMM(0, mState
.xmm
, nState
.xmm
);
173 checkXMM(1, mState
.xmm
, nState
.xmm
);
174 checkXMM(2, mState
.xmm
, nState
.xmm
);
175 checkXMM(3, mState
.xmm
, nState
.xmm
);
176 checkXMM(4, mState
.xmm
, nState
.xmm
);
177 checkXMM(5, mState
.xmm
, nState
.xmm
);
178 checkXMM(6, mState
.xmm
, nState
.xmm
);
179 checkXMM(7, mState
.xmm
, nState
.xmm
);
180 checkXMM(8, mState
.xmm
, nState
.xmm
);
181 checkXMM(9, mState
.xmm
, nState
.xmm
);
182 checkXMM(10, mState
.xmm
, nState
.xmm
);
183 checkXMM(11, mState
.xmm
, nState
.xmm
);
184 checkXMM(12, mState
.xmm
, nState
.xmm
);
185 checkXMM(13, mState
.xmm
, nState
.xmm
);
186 checkXMM(14, mState
.xmm
, nState
.xmm
);
187 checkXMM(15, mState
.xmm
, nState
.xmm
);
192 ////////////////////////////////////////////////////////////////////////
194 // ExeTracer Simulation Object
196 Trace::X86NativeTrace
*
197 X86NativeTraceParams::create()
199 return new Trace::X86NativeTrace(this);