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SPARC: Add a traceflag for register windows.

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This commit is contained in:
Gabe Black 2009-02-25 10:21:33 -08:00
parent 7aa875f4f3
commit 88ee7d4c32
3 changed files with 6 additions and 5 deletions
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1
src/arch/sparc/SConscript
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@ -45,6 +45,7 @@ if env['TARGET_ISA'] == 'sparc':
SimObject('SparcTLB.py')
TraceFlag('Sparc', "Generic SPARC ISA stuff")
TraceFlag('RegisterWindows', "Register window manipulation")
if env['FULL_SYSTEM']:
SimObject('SparcSystem.py')

6
src/arch/sparc/intregfile.cc
View file

@ -55,7 +55,7 @@ int IntRegFile::flattenIndex(int reg)
{
int flatIndex = offset[reg >> FrameOffsetBits]
| (reg & FrameOffsetMask);
DPRINTF(Sparc, "Flattened index %d into %d.\n", reg, flatIndex);
DPRINTF(RegisterWindows, "Flattened index %d into %d.\n", reg, flatIndex);
return flatIndex;
}
@ -135,12 +135,12 @@ void IntRegFile::setCWP(int cwp)
regView[Locals] = regSegments[index+1];
regView[Inputs] = regSegments[(index+2) % (NWindows * 2)];
DPRINTF(Sparc, "Changed the CWP value to %d\n", cwp);
DPRINTF(RegisterWindows, "Changed the CWP value to %d\n", cwp);
}
void IntRegFile::setGlobals(int gl)
{
DPRINTF(Sparc, "Now using %d globals\n", gl);
DPRINTF(RegisterWindows, "Now using %d globals\n", gl);
regView[Globals] = regGlobals[gl];
offset[Globals] = RegGlobalOffset + gl * RegsPerFrame;

4
src/arch/sparc/regfile.cc
View file

@ -155,7 +155,7 @@ int SparcISA::flattenIntIndex(ThreadContext * tc, int reg)
{
int gl = tc->readMiscRegNoEffect(MISCREG_GL);
int cwp = tc->readMiscRegNoEffect(MISCREG_CWP);
//DPRINTF(Sparc, "Global Level = %d, Current Window Pointer = %d\n", gl, cwp);
//DPRINTF(RegisterWindows, "Global Level = %d, Current Window Pointer = %d\n", gl, cwp);
int newReg;
//The total number of global registers
int numGlobals = (MaxGL + 1) * 8;
@ -214,7 +214,7 @@ int SparcISA::flattenIntIndex(ThreadContext * tc, int reg)
}
else
panic("Tried to flatten invalid register index %d!\n", reg);
DPRINTF(Sparc, "Flattened register %d to %d.\n", reg, newReg);
DPRINTF(RegisterWindows, "Flattened register %d to %d.\n", reg, newReg);
return newReg;
//return intRegFile.flattenIndex(reg);
}