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-rw-r--r--src/arch/power/miscregs.hh7
-rw-r--r--src/arch/power/process.cc7
2 files changed, 13 insertions, 1 deletions
diff --git a/src/arch/power/miscregs.hh b/src/arch/power/miscregs.hh
index cd9815b2a..34732dad1 100644
--- a/src/arch/power/miscregs.hh
+++ b/src/arch/power/miscregs.hh
@@ -44,7 +44,12 @@ const char * const miscRegName[NUM_MISCREGS] = {
};
BitUnion32(Cr)
- Bitfield<31,28> cr0;
+ SubBitUnion(cr0, 31, 28)
+ Bitfield<31> lt;
+ Bitfield<30> gt;
+ Bitfield<29> eq;
+ Bitfield<28> so;
+ EndSubBitUnion(cr0)
Bitfield<27,24> cr1;
EndBitUnion(Cr)
diff --git a/src/arch/power/process.cc b/src/arch/power/process.cc
index 92f993e4c..12b216e50 100644
--- a/src/arch/power/process.cc
+++ b/src/arch/power/process.cc
@@ -284,5 +284,12 @@ void
PowerLiveProcess::setSyscallReturn(ThreadContext *tc,
SyscallReturn return_value)
{
+ Cr cr = tc->readIntReg(INTREG_CR);
+ if (return_value.successful()) {
+ cr.cr0.so = 0;
+ } else {
+ cr.cr0.so = 1;
+ }
+ tc->setIntReg(INTREG_CR, cr);
tc->setIntReg(ReturnValueReg, return_value.value());
}