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GetOpInfo: Assert on all invalid Ops. 

GetOpInfo was returning null pointers for invalid ops in subtables
instead of asserting an error. This was causing segfaults when the
jit tried to jit invalid code.
This commit is contained in:
Scott Mansell 2014-09-06 20:09:30 +12:00
parent 387e1e3f21
commit 23b54117cd
1 changed files with 9 additions and 12 deletions
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21
Source/Core/Core/PowerPC/PPCTables.cpp
View File

@ -41,25 +41,22 @@ GekkoOPInfo *GetOpInfo(UGeckoInstruction _inst)
int table = info->type>>24;
switch (table)
{
case 4: return m_infoTable4[_inst.SUBOP10];
case 19: return m_infoTable19[_inst.SUBOP10];
case 31: return m_infoTable31[_inst.SUBOP10];
case 59: return m_infoTable59[_inst.SUBOP5];
case 63: return m_infoTable63[_inst.SUBOP10];
case 4: info = m_infoTable4[_inst.SUBOP10]; break;
case 19: info = m_infoTable19[_inst.SUBOP10]; break;
case 31: info = m_infoTable31[_inst.SUBOP10]; break;
case 59: info = m_infoTable59[_inst.SUBOP5]; break;
case 63: info = m_infoTable63[_inst.SUBOP10]; break;
default:
_assert_msg_(POWERPC,0,"GetOpInfo - invalid subtable op %08x @ %08x", _inst.hex, PC);
return nullptr;
}
}
else
if ((info->type & 0xFFFFFF) == OPTYPE_INVALID)
{
if ((info->type & 0xFFFFFF) == OPTYPE_INVALID)
{
_assert_msg_(POWERPC,0,"GetOpInfo - invalid op %08x @ %08x", _inst.hex, PC);
return nullptr;
}
return m_infoTable[_inst.OPCD];
_assert_msg_(POWERPC,0,"GetOpInfo - invalid op %08x @ %08x", _inst.hex, PC);
return nullptr;
}
return info;
}
Interpreter::_interpreterInstruction GetInterpreterOp(UGeckoInstruction _inst)