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Minor fixes

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This commit is contained in:
Nekotekina 2015-07-28 19:01:07 +03:00
parent 02c0b69adb
commit badeb29901
2 changed files with 16 additions and 3 deletions
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15
Utilities/Thread.cpp
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@ -481,7 +481,6 @@ void decode_x64_reg_op(const u8* code, x64_op_t& out_op, x64_reg_t& out_reg, siz
}
}
LOG_WARNING(MEMORY, "decode_x64_reg_op(%016llxh): unsupported opcode found (%016llX%016llX)", (size_t)code - out_length, *(be_t<u64>*)(code - out_length), *(be_t<u64>*)(code - out_length + 8));
out_op = X64OP_NONE;
out_reg = X64_NOT_SET;
out_size = 0;
@ -800,9 +799,18 @@ bool handle_access_violation(u32 addr, bool is_writing, x64_context* context)
// decode single x64 instruction that causes memory access
decode_x64_reg_op(code, op, reg, d_size, i_size);
auto report_opcode = [=]()
{
if (op == X64OP_NONE)
{
LOG_ERROR(MEMORY, "decode_x64_reg_op(%016llxh): unsupported opcode found (%016llX%016llX)", code, *(be_t<u64>*)(code), *(be_t<u64>*)(code + 8));
}
};
if ((d_size | d_size + addr) >= 0x100000000ull)
{
LOG_ERROR(MEMORY, "Invalid d_size (0x%llx)", d_size);
report_opcode();
return false;
}
@ -812,6 +820,7 @@ bool handle_access_violation(u32 addr, bool is_writing, x64_context* context)
if ((a_size | a_size + addr) >= 0x100000000ull)
{
LOG_ERROR(MEMORY, "Invalid a_size (0x%llx)", a_size);
report_opcode();
return false;
}
@ -828,6 +837,7 @@ bool handle_access_violation(u32 addr, bool is_writing, x64_context* context)
if (a_size != 4 || !d_size || !i_size)
{
LOG_ERROR(MEMORY, "Invalid or unsupported instruction (op=%d, reg=%d, d_size=%lld, a_size=0x%llx, i_size=%lld)", op, reg, d_size, a_size, i_size);
report_opcode();
return false;
}
@ -858,6 +868,7 @@ bool handle_access_violation(u32 addr, bool is_writing, x64_context* context)
default:
{
LOG_ERROR(MEMORY, "Invalid or unsupported operation (op=%d, reg=%d, d_size=%lld, i_size=%lld)", op, reg, d_size, i_size);
report_opcode();
return false;
}
}
@ -874,6 +885,7 @@ bool handle_access_violation(u32 addr, bool is_writing, x64_context* context)
if (!d_size || !i_size)
{
LOG_ERROR(MEMORY, "Invalid or unsupported instruction (op=%d, reg=%d, d_size=%lld, a_size=0x%llx, i_size=%lld)", op, reg, d_size, a_size, i_size);
report_opcode();
return false;
}
@ -1085,6 +1097,7 @@ bool handle_access_violation(u32 addr, bool is_writing, x64_context* context)
default:
{
LOG_ERROR(MEMORY, "Invalid or unsupported operation (op=%d, reg=%d, d_size=%lld, a_size=0x%llx, i_size=%lld)", op, reg, d_size, a_size, i_size);
report_opcode();
return false;
}
}