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Make sure all addresses used in syscalls are truncated to 32 bits. Actually -all- arguements are truncated to 32 bits, but we should be able to get away with it.

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--HG--
extra : convert_revision : 3b8766c68a4ab36e2e769fac4812657f3f7e0d1c
This commit is contained in:
Gabe Black 2007-05-12 15:11:44 -07:00
parent 6d199f0b25
commit debf04aef1
1 changed files with 4 additions and 1 deletions
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5
src/cpu/o3/sparc/cpu_impl.hh
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@ -272,7 +272,10 @@ SparcO3CPU<Impl>::getSyscallArg(int i, int tid)
{
TheISA::IntReg idx = TheISA::flattenIntIndex(this->tcBase(tid),
SparcISA::ArgumentReg0 + i);
return this->readArchIntReg(idx, tid);
TheISA::IntReg val = this->readArchIntReg(idx, tid);
if (bits(this->readMiscRegNoEffect(SparcISA::MISCREG_PSTATE, tid), 3, 3))
val = bits(val, 31, 0);
return val;
}
template <class Impl>