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Diffstat (limited to 'src/arch/sparc/intregfile.cc')
-rw-r--r--src/arch/sparc/intregfile.cc7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/arch/sparc/intregfile.cc b/src/arch/sparc/intregfile.cc
index 0a8ac055f..60856d3fa 100644
--- a/src/arch/sparc/intregfile.cc
+++ b/src/arch/sparc/intregfile.cc
@@ -111,6 +111,8 @@ void IntRegFile::setReg(int intReg, const IntReg &val)
void IntRegFile::setCWP(int cwp)
{
int index = ((NWindows - cwp) % NWindows) * 2;
+ if (index < 0)
+ panic("Index less than 0. cwp=%d nwin=%d\n", cwp, NWindows);
offset[Outputs] = FrameOffset + (index * RegsPerFrame);
offset[Locals] = FrameOffset + ((index+1) * RegsPerFrame);
offset[Inputs] = FrameOffset +
@@ -128,6 +130,11 @@ void IntRegFile::setGlobals(int gl)
regView[Globals] = regGlobals[gl];
offset[Globals] = RegGlobalOffset + gl * RegsPerFrame;
+
+ if (regView[Globals] == regView[Inputs] ||
+ regView[Globals] == regView[Locals] ||
+ regView[Globals] == regView[Outputs] )
+ panic("Two register arrays set to the same thing!\n");
}
void IntRegFile::serialize(std::ostream &os)