Changed ev5_trap from a function of the execution context to a function of the fault. The actual function still resides in the execution context.

--HG--
extra : convert_revision : 56e33536cdd9079ace03896b85ea3c84b6eb4e57
This commit is contained in:
Gabe Black 2006-02-27 23:26:13 -05:00
parent 36b2d9815e
commit 6165419d35
8 changed files with 40 additions and 6 deletions

View file

@ -166,7 +166,7 @@ AlphaISA::zeroRegisters(CPU *cpu)
}
void
ExecContext::ev5_trap(Fault fault)
ExecContext::ev5_temp_trap(Fault fault)
{
DPRINTF(Fault, "Fault %s at PC: %#x\n", fault->name(), regs.pc);
cpu->recordEvent(csprintf("Fault %s", fault->name()));

View file

@ -27,6 +27,7 @@
*/
#include "arch/alpha/faults.hh"
#include "cpu/exec_context.hh"
namespace AlphaISA
{
@ -97,6 +98,25 @@ FaultName IntegerOverflowFault::_name = "intover";
FaultVect IntegerOverflowFault::_vect = 0x0501;
FaultStat IntegerOverflowFault::_stat;
#if FULL_SYSTEM
void AlphaFault::ev5_trap(ExecContext * xc)
{
xc->ev5_temp_trap(this);
}
void AlphaMachineCheckFault::ev5_trap(ExecContext * xc)
{
xc->ev5_temp_trap(this);
}
void AlphaAlignmentFault::ev5_trap(ExecContext * xc)
{
xc->ev5_temp_trap(this);
}
#endif
} // namespace AlphaISA
/*Fault * ListOfFaults[] = {

View file

@ -45,6 +45,9 @@ class AlphaFault : public FaultBase
static FaultVect _vect;
static FaultStat _stat;
public:
#if FULL_SYSTEM
void ev5_trap(ExecContext * xc);
#endif
FaultName name() {return _name;}
virtual FaultVect vect() {return _vect;}
virtual FaultStat & stat() {return _stat;}
@ -56,6 +59,9 @@ class AlphaMachineCheckFault : public MachineCheckFault
static FaultVect _vect;
static FaultStat _stat;
public:
#if FULL_SYSTEM
void ev5_trap(ExecContext * xc);
#endif
FaultVect vect() {return _vect;}
FaultStat & stat() {return _stat;}
};
@ -66,6 +72,9 @@ class AlphaAlignmentFault : public AlignmentFault
static FaultVect _vect;
static FaultStat _stat;
public:
#if FULL_SYSTEM
void ev5_trap(ExecContext * xc);
#endif
FaultVect vect() {return _vect;}
FaultStat & stat() {return _stat;}
};

View file

@ -227,7 +227,7 @@ ExecContext::trap(Fault fault)
/** @todo: Going to hack it for now. Do a true fixup later. */
#if FULL_SYSTEM
ev5_trap(fault);
fault->ev5_trap(this);
#else
fatal("fault (%d) detected @ PC 0x%08p", fault, readPC());
#endif

View file

@ -425,7 +425,7 @@ class ExecContext
void setIntrFlag(int val) { regs.intrflag = val; }
Fault hwrei();
bool inPalMode() { return AlphaISA::PcPAL(regs.pc); }
void ev5_trap(Fault fault);
void ev5_temp_trap(Fault fault);
bool simPalCheck(int palFunc);
#endif

View file

@ -688,7 +688,7 @@ SimpleCPU::tick()
if (ipl && ipl > xc->regs.ipr[IPR_IPLR]) {
ipr[IPR_ISR] = summary;
ipr[IPR_INTID] = ipl;
xc->ev5_trap(new InterruptFault);
(new InterruptFault)->ev5_trap(xc);
DPRINTF(Flow, "Interrupt! IPLR=%d ipl=%d summary=%x\n",
ipr[IPR_IPLR], ipl, summary);
@ -812,7 +812,7 @@ SimpleCPU::tick()
if (fault != NoFault) {
#if FULL_SYSTEM
xc->ev5_trap(fault);
fault->ev5_trap(xc);
#else // !FULL_SYSTEM
fatal("fault (%d) detected @ PC 0x%08p", fault, xc->regs.pc);
#endif // FULL_SYSTEM

View file

@ -334,7 +334,7 @@ class SimpleCPU : public BaseCPU
int readIntrFlag() { return xc->readIntrFlag(); }
void setIntrFlag(int val) { xc->setIntrFlag(val); }
bool inPalMode() { return xc->inPalMode(); }
void ev5_trap(Fault fault) { xc->ev5_trap(fault); }
void ev5_trap(Fault fault) { fault->ev5_trap(xc); }
bool simPalCheck(int palFunc) { return xc->simPalCheck(palFunc); }
#else
void syscall() { xc->syscall(); }

View file

@ -31,7 +31,9 @@
#include "base/refcnt.hh"
#include "sim/stats.hh"
#include "config/full_system.hh"
class ExecContext;
class FaultBase;
typedef RefCountingPtr<FaultBase> Fault;
@ -53,6 +55,9 @@ class FaultBase : public RefCounted
return "none";
}
virtual FaultStat & stat() = 0;
#if FULL_SYSTEM
virtual void ev5_trap(ExecContext * xc) = 0;
#endif
template<typename T>
bool isA() {return dynamic_cast<T *>(this);}
virtual bool isMachineCheckFault() {return false;}