%(code)s;
} else {
m5_fesetround(getC99RoundingMode(
- xc->readMiscRegNoEffect(MISCREG_FPCR)));
+ xc->readMiscReg(MISCREG_FPCR)));
%(code)s;
m5_fesetround(M5_FE_TONEAREST);
}
inline void
handleLockedRead(XC *xc, Request *req)
{
- xc->setMiscRegNoEffect(MISCREG_LOCKADDR, req->getPaddr() & ~0xf);
- xc->setMiscRegNoEffect(MISCREG_LOCKFLAG, true);
+ xc->setMiscReg(MISCREG_LOCKADDR, req->getPaddr() & ~0xf);
+ xc->setMiscReg(MISCREG_LOCKFLAG, true);
}
req->setExtraData(2);
} else {
// standard store conditional
- bool lock_flag = xc->readMiscRegNoEffect(MISCREG_LOCKFLAG);
- Addr lock_addr = xc->readMiscRegNoEffect(MISCREG_LOCKADDR);
+ bool lock_flag = xc->readMiscReg(MISCREG_LOCKFLAG);
+ Addr lock_addr = xc->readMiscReg(MISCREG_LOCKADDR);
if (!lock_flag || (req->getPaddr() & ~0xf) != lock_addr) {
// Lock flag not set or addr mismatch in CPU;
// don't even bother sending to memory system
req->setExtraData(0);
- xc->setMiscRegNoEffect(MISCREG_LOCKFLAG, false);
+ xc->setMiscReg(MISCREG_LOCKFLAG, false);
// the rest of this code is not architectural;
// it's just a debugging aid to help detect
// livelock by warning on long sequences of failed
warn("Not doing anyhting for read to miscreg %s\n",
miscRegName[misc_reg]);
break;
-
+ case MISCREG_FPSCR_QC:
+ return readMiscRegNoEffect(MISCREG_FPSCR) & ~FpscrQcMask;
+ case MISCREG_FPSCR_EXC:
+ return readMiscRegNoEffect(MISCREG_FPSCR) & ~FpscrExcMask;
}
return readMiscRegNoEffect(misc_reg);
}
(miscRegs[MISCREG_FPSCR] & ~(uint32_t)fpscrMask);
}
break;
+ case MISCREG_FPSCR_QC:
+ {
+ newVal = miscRegs[MISCREG_FPSCR] | (newVal & FpscrQcMask);
+ misc_reg = MISCREG_FPSCR;
+ }
+ break;
+ case MISCREG_FPSCR_EXC:
+ {
+ newVal = miscRegs[MISCREG_FPSCR] | (newVal & FpscrExcMask);
+ misc_reg = MISCREG_FPSCR;
+ }
+ break;
case MISCREG_FPEXC:
{
const uint32_t fpexcMask = 0x60000000;
vmsrFpscrIop = InstObjParams("vmsr", "VmsrFpscr", "FpRegRegOp",
{ "code": vmsrFpscrCode,
"predicate_test": predicateTest,
- "op_class": "SimdFloatMiscOp" }, [])
+ "op_class": "SimdFloatMiscOp" },
+ ["IsSerializeAfter","IsNonSpeculative"])
header_output += FpRegRegOpDeclare.subst(vmsrFpscrIop);
decoder_output += FpRegRegOpConstructor.subst(vmsrFpscrIop);
exec_output += PredOpExecute.subst(vmsrFpscrIop);
{ "code": vmrsEnabledCheckCode + \
"Dest = MiscOp1;",
"predicate_test": predicateTest,
- "op_class": "SimdFloatMiscOp" }, [])
+ "op_class": "SimdFloatMiscOp" },
+ ["IsSerializeBefore"])
header_output += FpRegRegOpDeclare.subst(vmrsIop);
decoder_output += FpRegRegOpConstructor.subst(vmrsIop);
exec_output += PredOpExecute.subst(vmrsIop);
{ "code": vmrsEnabledCheckCode + \
"Dest = Fpscr | FpCondCodes;",
"predicate_test": predicateTest,
- "op_class": "SimdFloatMiscOp" }, [])
+ "op_class": "SimdFloatMiscOp" },
+ ["IsSerializeBefore"])
header_output += FpRegRegOpDeclare.subst(vmrsFpscrIop);
decoder_output += FpRegRegOpConstructor.subst(vmrsFpscrIop);
exec_output += PredOpExecute.subst(vmrsFpscrIop);
vmrsApsrIop = InstObjParams("vmrs", "VmrsApsr", "FpRegRegImmOp",
{ "code": vmrsApsrCode,
"predicate_test": predicateTest,
- "op_class": "SimdFloatMiscOp" }, [])
+ "op_class": "SimdFloatMiscOp" },
+ ["IsSerializeBefore"])
header_output += FpRegRegImmOpDeclare.subst(vmrsApsrIop);
decoder_output += FpRegRegImmOpConstructor.subst(vmrsApsrIop);
exec_output += PredOpExecute.subst(vmrsApsrIop);
vmrsApsrFpscrIop = InstObjParams("vmrs", "VmrsApsrFpscr", "FpRegRegImmOp",
{ "code": vmrsApsrFpscrCode,
"predicate_test": predicateTest,
- "op_class": "SimdFloatMiscOp" }, [])
+ "op_class": "SimdFloatMiscOp" },
+ ["IsSerializeBefore"])
header_output += FpRegRegImmOpDeclare.subst(vmrsApsrFpscrIop);
decoder_output += FpRegRegImmOpConstructor.subst(vmrsApsrFpscrIop);
exec_output += PredOpExecute.subst(vmrsApsrFpscrIop);
decoder_output = ""
exec_output = ""
- singleCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ singleSimpleCode = vfpEnabledCheckCode + '''
+ FPSCR fpscr = (FPSCR) FpscrExc;
FpDest = %(op)s;
- FpCondCodes = fpscr & FpCondCodesMask;
+ '''
+ singleCode = singleSimpleCode + '''
+ FpscrExc = fpscr;
'''
singleBinOp = "binaryOp(fpscr, FpOp1, FpOp2," + \
"%(func)s, fpscr.fz, fpscr.dn, fpscr.rMode)"
singleUnaryOp = "unaryOp(fpscr, FpOp1, %(func)s, fpscr.fz, fpscr.rMode)"
doubleCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
double dest = %(op)s;
- FpCondCodes = fpscr & FpCondCodesMask;
FpDestP0.uw = dblLow(dest);
FpDestP1.uw = dblHi(dest);
+ FpscrExc = fpscr;
'''
doubleBinOp = '''
binaryOp(fpscr, dbl(FpOp1P0.uw, FpOp1P1.uw),
global header_output, decoder_output, exec_output
sIop = InstObjParams(name + "s", Name + "S", base,
- { "code": singleCode % { "op": singleOp },
+ { "code": singleSimpleCode % { "op": singleOp },
"predicate_test": predicateTest,
"op_class": opClass }, [])
dIop = InstObjParams(name + "d", Name + "D", base,
exec_output = ""
vmlaSCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
float mid = binaryOp(fpscr, FpOp1, FpOp2,
fpMulS, fpscr.fz, fpscr.dn, fpscr.rMode);
FpDest = binaryOp(fpscr, FpDest, mid, fpAddS,
fpscr.fz, fpscr.dn, fpscr.rMode);
- FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vmlaSIop = InstObjParams("vmlas", "VmlaS", "FpRegRegRegOp",
{ "code": vmlaSCode,
exec_output += PredOpExecute.subst(vmlaSIop);
vmlaDCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
double mid = binaryOp(fpscr, dbl(FpOp1P0.uw, FpOp1P1.uw),
dbl(FpOp2P0.uw, FpOp2P1.uw),
fpMulD, fpscr.fz, fpscr.dn, fpscr.rMode);
double dest = binaryOp(fpscr, dbl(FpDestP0.uw, FpDestP1.uw),
mid, fpAddD, fpscr.fz,
fpscr.dn, fpscr.rMode);
- FpCondCodes = fpscr & FpCondCodesMask;
FpDestP0.uw = dblLow(dest);
FpDestP1.uw = dblHi(dest);
+ FpscrExc = fpscr;
'''
vmlaDIop = InstObjParams("vmlad", "VmlaD", "FpRegRegRegOp",
{ "code": vmlaDCode,
exec_output += PredOpExecute.subst(vmlaDIop);
vmlsSCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
float mid = binaryOp(fpscr, FpOp1, FpOp2,
fpMulS, fpscr.fz, fpscr.dn, fpscr.rMode);
FpDest = binaryOp(fpscr, FpDest, -mid, fpAddS,
fpscr.fz, fpscr.dn, fpscr.rMode);
- FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vmlsSIop = InstObjParams("vmlss", "VmlsS", "FpRegRegRegOp",
{ "code": vmlsSCode,
exec_output += PredOpExecute.subst(vmlsSIop);
vmlsDCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
double mid = binaryOp(fpscr, dbl(FpOp1P0.uw, FpOp1P1.uw),
dbl(FpOp2P0.uw, FpOp2P1.uw),
fpMulD, fpscr.fz, fpscr.dn, fpscr.rMode);
double dest = binaryOp(fpscr, dbl(FpDestP0.uw, FpDestP1.uw),
-mid, fpAddD, fpscr.fz,
fpscr.dn, fpscr.rMode);
- FpCondCodes = fpscr & FpCondCodesMask;
FpDestP0.uw = dblLow(dest);
FpDestP1.uw = dblHi(dest);
+ FpscrExc = fpscr;
'''
vmlsDIop = InstObjParams("vmlsd", "VmlsD", "FpRegRegRegOp",
{ "code": vmlsDCode,
exec_output += PredOpExecute.subst(vmlsDIop);
vnmlaSCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
float mid = binaryOp(fpscr, FpOp1, FpOp2,
fpMulS, fpscr.fz, fpscr.dn, fpscr.rMode);
FpDest = binaryOp(fpscr, -FpDest, -mid, fpAddS,
fpscr.fz, fpscr.dn, fpscr.rMode);
- FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vnmlaSIop = InstObjParams("vnmlas", "VnmlaS", "FpRegRegRegOp",
{ "code": vnmlaSCode,
exec_output += PredOpExecute.subst(vnmlaSIop);
vnmlaDCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
double mid = binaryOp(fpscr, dbl(FpOp1P0.uw, FpOp1P1.uw),
dbl(FpOp2P0.uw, FpOp2P1.uw),
fpMulD, fpscr.fz, fpscr.dn, fpscr.rMode);
double dest = binaryOp(fpscr, -dbl(FpDestP0.uw, FpDestP1.uw),
-mid, fpAddD, fpscr.fz,
fpscr.dn, fpscr.rMode);
- FpCondCodes = fpscr & FpCondCodesMask;
FpDestP0.uw = dblLow(dest);
FpDestP1.uw = dblHi(dest);
+ FpscrExc = fpscr;
'''
vnmlaDIop = InstObjParams("vnmlad", "VnmlaD", "FpRegRegRegOp",
{ "code": vnmlaDCode,
exec_output += PredOpExecute.subst(vnmlaDIop);
vnmlsSCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
float mid = binaryOp(fpscr, FpOp1, FpOp2,
fpMulS, fpscr.fz, fpscr.dn, fpscr.rMode);
FpDest = binaryOp(fpscr, -FpDest, mid, fpAddS,
fpscr.fz, fpscr.dn, fpscr.rMode);
- FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vnmlsSIop = InstObjParams("vnmlss", "VnmlsS", "FpRegRegRegOp",
{ "code": vnmlsSCode,
exec_output += PredOpExecute.subst(vnmlsSIop);
vnmlsDCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
double mid = binaryOp(fpscr, dbl(FpOp1P0.uw, FpOp1P1.uw),
dbl(FpOp2P0.uw, FpOp2P1.uw),
fpMulD, fpscr.fz, fpscr.dn, fpscr.rMode);
double dest = binaryOp(fpscr, -dbl(FpDestP0.uw, FpDestP1.uw),
mid, fpAddD, fpscr.fz,
fpscr.dn, fpscr.rMode);
- FpCondCodes = fpscr & FpCondCodesMask;
FpDestP0.uw = dblLow(dest);
FpDestP1.uw = dblHi(dest);
+ FpscrExc = fpscr;
'''
vnmlsDIop = InstObjParams("vnmlsd", "VnmlsD", "FpRegRegRegOp",
{ "code": vnmlsDCode,
exec_output += PredOpExecute.subst(vnmlsDIop);
vnmulSCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
FpDest = -binaryOp(fpscr, FpOp1, FpOp2, fpMulS,
fpscr.fz, fpscr.dn, fpscr.rMode);
- FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vnmulSIop = InstObjParams("vnmuls", "VnmulS", "FpRegRegRegOp",
{ "code": vnmulSCode,
exec_output += PredOpExecute.subst(vnmulSIop);
vnmulDCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
double dest = -binaryOp(fpscr, dbl(FpOp1P0.uw, FpOp1P1.uw),
dbl(FpOp2P0.uw, FpOp2P1.uw),
fpMulD, fpscr.fz, fpscr.dn,
fpscr.rMode);
- FpCondCodes = fpscr & FpCondCodesMask;
FpDestP0.uw = dblLow(dest);
FpDestP1.uw = dblHi(dest);
+ FpscrExc = fpscr;
'''
vnmulDIop = InstObjParams("vnmuld", "VnmulD", "FpRegRegRegOp",
{ "code": vnmulDCode,
exec_output = ""
vcvtUIntFpSCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
VfpSavedState state = prepFpState(fpscr.rMode);
__asm__ __volatile__("" : "=m" (FpOp1.uw) : "m" (FpOp1.uw));
FpDest = FpOp1.uw;
__asm__ __volatile__("" :: "m" (FpDest));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vcvtUIntFpSIop = InstObjParams("vcvt", "VcvtUIntFpS", "FpRegRegOp",
{ "code": vcvtUIntFpSCode,
exec_output += PredOpExecute.subst(vcvtUIntFpSIop);
vcvtUIntFpDCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
VfpSavedState state = prepFpState(fpscr.rMode);
__asm__ __volatile__("" : "=m" (FpOp1P0.uw) : "m" (FpOp1P0.uw));
double cDest = (uint64_t)FpOp1P0.uw;
__asm__ __volatile__("" :: "m" (cDest));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
FpDestP0.uw = dblLow(cDest);
FpDestP1.uw = dblHi(cDest);
+ FpscrExc = fpscr;
'''
vcvtUIntFpDIop = InstObjParams("vcvt", "VcvtUIntFpD", "FpRegRegOp",
{ "code": vcvtUIntFpDCode,
exec_output += PredOpExecute.subst(vcvtUIntFpDIop);
vcvtSIntFpSCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
VfpSavedState state = prepFpState(fpscr.rMode);
__asm__ __volatile__("" : "=m" (FpOp1.sw) : "m" (FpOp1.sw));
FpDest = FpOp1.sw;
__asm__ __volatile__("" :: "m" (FpDest));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vcvtSIntFpSIop = InstObjParams("vcvt", "VcvtSIntFpS", "FpRegRegOp",
{ "code": vcvtSIntFpSCode,
exec_output += PredOpExecute.subst(vcvtSIntFpSIop);
vcvtSIntFpDCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
VfpSavedState state = prepFpState(fpscr.rMode);
__asm__ __volatile__("" : "=m" (FpOp1P0.sw) : "m" (FpOp1P0.sw));
double cDest = FpOp1P0.sw;
__asm__ __volatile__("" :: "m" (cDest));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
FpDestP0.uw = dblLow(cDest);
FpDestP1.uw = dblHi(cDest);
+ FpscrExc = fpscr;
'''
vcvtSIntFpDIop = InstObjParams("vcvt", "VcvtSIntFpD", "FpRegRegOp",
{ "code": vcvtSIntFpDCode,
exec_output += PredOpExecute.subst(vcvtSIntFpDIop);
vcvtFpUIntSRCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
VfpSavedState state = prepFpState(fpscr.rMode);
vfpFlushToZero(fpscr, FpOp1);
__asm__ __volatile__("" : "=m" (FpOp1) : "m" (FpOp1));
FpDest.uw = vfpFpSToFixed(FpOp1, false, false, 0, false);
__asm__ __volatile__("" :: "m" (FpDest.uw));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vcvtFpUIntSRIop = InstObjParams("vcvt", "VcvtFpUIntSR", "FpRegRegOp",
{ "code": vcvtFpUIntSRCode,
exec_output += PredOpExecute.subst(vcvtFpUIntSRIop);
vcvtFpUIntDRCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
double cOp1 = dbl(FpOp1P0.uw, FpOp1P1.uw);
vfpFlushToZero(fpscr, cOp1);
VfpSavedState state = prepFpState(fpscr.rMode);
uint64_t result = vfpFpDToFixed(cOp1, false, false, 0, false);
__asm__ __volatile__("" :: "m" (result));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
FpDestP0.uw = result;
+ FpscrExc = fpscr;
'''
vcvtFpUIntDRIop = InstObjParams("vcvtr", "VcvtFpUIntDR", "FpRegRegOp",
{ "code": vcvtFpUIntDRCode,
exec_output += PredOpExecute.subst(vcvtFpUIntDRIop);
vcvtFpSIntSRCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
VfpSavedState state = prepFpState(fpscr.rMode);
vfpFlushToZero(fpscr, FpOp1);
__asm__ __volatile__("" : "=m" (FpOp1) : "m" (FpOp1));
FpDest.sw = vfpFpSToFixed(FpOp1, true, false, 0, false);
__asm__ __volatile__("" :: "m" (FpDest.sw));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vcvtFpSIntSRIop = InstObjParams("vcvtr", "VcvtFpSIntSR", "FpRegRegOp",
{ "code": vcvtFpSIntSRCode,
exec_output += PredOpExecute.subst(vcvtFpSIntSRIop);
vcvtFpSIntDRCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
double cOp1 = dbl(FpOp1P0.uw, FpOp1P1.uw);
vfpFlushToZero(fpscr, cOp1);
VfpSavedState state = prepFpState(fpscr.rMode);
int64_t result = vfpFpDToFixed(cOp1, true, false, 0, false);
__asm__ __volatile__("" :: "m" (result));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
FpDestP0.uw = result;
+ FpscrExc = fpscr;
'''
vcvtFpSIntDRIop = InstObjParams("vcvtr", "VcvtFpSIntDR", "FpRegRegOp",
{ "code": vcvtFpSIntDRCode,
exec_output += PredOpExecute.subst(vcvtFpSIntDRIop);
vcvtFpUIntSCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
vfpFlushToZero(fpscr, FpOp1);
VfpSavedState state = prepFpState(fpscr.rMode);
fesetround(FeRoundZero);
FpDest.uw = vfpFpSToFixed(FpOp1, false, false, 0);
__asm__ __volatile__("" :: "m" (FpDest.uw));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vcvtFpUIntSIop = InstObjParams("vcvt", "VcvtFpUIntS", "FpRegRegOp",
{ "code": vcvtFpUIntSCode,
exec_output += PredOpExecute.subst(vcvtFpUIntSIop);
vcvtFpUIntDCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
double cOp1 = dbl(FpOp1P0.uw, FpOp1P1.uw);
vfpFlushToZero(fpscr, cOp1);
VfpSavedState state = prepFpState(fpscr.rMode);
uint64_t result = vfpFpDToFixed(cOp1, false, false, 0);
__asm__ __volatile__("" :: "m" (result));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
FpDestP0.uw = result;
+ FpscrExc = fpscr;
'''
vcvtFpUIntDIop = InstObjParams("vcvt", "VcvtFpUIntD", "FpRegRegOp",
{ "code": vcvtFpUIntDCode,
exec_output += PredOpExecute.subst(vcvtFpUIntDIop);
vcvtFpSIntSCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
vfpFlushToZero(fpscr, FpOp1);
VfpSavedState state = prepFpState(fpscr.rMode);
fesetround(FeRoundZero);
FpDest.sw = vfpFpSToFixed(FpOp1, true, false, 0);
__asm__ __volatile__("" :: "m" (FpDest.sw));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vcvtFpSIntSIop = InstObjParams("vcvt", "VcvtFpSIntS", "FpRegRegOp",
{ "code": vcvtFpSIntSCode,
exec_output += PredOpExecute.subst(vcvtFpSIntSIop);
vcvtFpSIntDCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
double cOp1 = dbl(FpOp1P0.uw, FpOp1P1.uw);
vfpFlushToZero(fpscr, cOp1);
VfpSavedState state = prepFpState(fpscr.rMode);
int64_t result = vfpFpDToFixed(cOp1, true, false, 0);
__asm__ __volatile__("" :: "m" (result));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
FpDestP0.uw = result;
+ FpscrExc = fpscr;
'''
vcvtFpSIntDIop = InstObjParams("vcvt", "VcvtFpSIntD", "FpRegRegOp",
{ "code": vcvtFpSIntDCode,
exec_output += PredOpExecute.subst(vcvtFpSIntDIop);
vcvtFpSFpDCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
vfpFlushToZero(fpscr, FpOp1);
VfpSavedState state = prepFpState(fpscr.rMode);
__asm__ __volatile__("" : "=m" (FpOp1) : "m" (FpOp1));
- double cDest = fixFpSFpDDest(Fpscr, FpOp1);
+ double cDest = fixFpSFpDDest(FpscrExc, FpOp1);
__asm__ __volatile__("" :: "m" (cDest));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
FpDestP0.uw = dblLow(cDest);
FpDestP1.uw = dblHi(cDest);
+ FpscrExc = fpscr;
'''
vcvtFpSFpDIop = InstObjParams("vcvt", "VcvtFpSFpD", "FpRegRegOp",
{ "code": vcvtFpSFpDCode,
exec_output += PredOpExecute.subst(vcvtFpSFpDIop);
vcvtFpDFpSCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
double cOp1 = dbl(FpOp1P0.uw, FpOp1P1.uw);
vfpFlushToZero(fpscr, cOp1);
VfpSavedState state = prepFpState(fpscr.rMode);
__asm__ __volatile__("" : "=m" (cOp1) : "m" (cOp1));
- FpDest = fixFpDFpSDest(Fpscr, cOp1);
+ FpDest = fixFpDFpSDest(FpscrExc, cOp1);
__asm__ __volatile__("" :: "m" (FpDest));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vcvtFpDFpSIop = InstObjParams("vcvt", "VcvtFpDFpS", "FpRegRegOp",
{ "code": vcvtFpDFpSCode,
exec_output += PredOpExecute.subst(vcvtFpDFpSIop);
vcvtFpHTFpSCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
vfpFlushToZero(fpscr, FpOp1);
VfpSavedState state = prepFpState(fpscr.rMode);
__asm__ __volatile__("" : "=m" (FpOp1) : "m" (FpOp1));
bits(fpToBits(FpOp1), 31, 16));
__asm__ __volatile__("" :: "m" (FpDest));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vcvtFpHTFpSIop = InstObjParams("vcvtt", "VcvtFpHTFpS", "FpRegRegOp",
{ "code": vcvtFpHTFpSCode,
exec_output += PredOpExecute.subst(vcvtFpHTFpSIop);
vcvtFpHBFpSCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
VfpSavedState state = prepFpState(fpscr.rMode);
__asm__ __volatile__("" : "=m" (FpOp1) : "m" (FpOp1));
FpDest = vcvtFpHFpS(fpscr, fpscr.dn, fpscr.ahp,
bits(fpToBits(FpOp1), 15, 0));
__asm__ __volatile__("" :: "m" (FpDest));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vcvtFpHBFpSIop = InstObjParams("vcvtb", "VcvtFpHBFpS", "FpRegRegOp",
{ "code": vcvtFpHBFpSCode,
exec_output += PredOpExecute.subst(vcvtFpHBFpSIop);
vcvtFpSFpHTCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
vfpFlushToZero(fpscr, FpOp1);
VfpSavedState state = prepFpState(fpscr.rMode);
__asm__ __volatile__("" : "=m" (FpOp1), "=m" (FpDest.uw)
fpscr.rMode, fpscr.ahp, FpOp1));
__asm__ __volatile__("" :: "m" (FpDest.uw));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vcvtFpSFpHTIop = InstObjParams("vcvtt", "VcvtFpSFpHT", "FpRegRegOp",
{ "code": vcvtFpHTFpSCode,
exec_output += PredOpExecute.subst(vcvtFpSFpHTIop);
vcvtFpSFpHBCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
vfpFlushToZero(fpscr, FpOp1);
VfpSavedState state = prepFpState(fpscr.rMode);
__asm__ __volatile__("" : "=m" (FpOp1), "=m" (FpDest.uw)
fpscr.rMode, fpscr.ahp, FpOp1));
__asm__ __volatile__("" :: "m" (FpDest.uw));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vcvtFpSFpHBIop = InstObjParams("vcvtb", "VcvtFpSFpHB", "FpRegRegOp",
{ "code": vcvtFpSFpHBCode,
exec_output += PredOpExecute.subst(vcvtFpSFpHBIop);
vcmpSCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
vfpFlushToZero(fpscr, FpDest, FpOp1);
if (FpDest == FpOp1) {
fpscr.n = 0; fpscr.z = 1; fpscr.c = 1; fpscr.v = 0;
fpscr.n = 0; fpscr.z = 0; fpscr.c = 1; fpscr.v = 1;
}
FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vcmpSIop = InstObjParams("vcmps", "VcmpS", "FpRegRegOp",
{ "code": vcmpSCode,
vcmpDCode = vfpEnabledCheckCode + '''
double cOp1 = dbl(FpOp1P0.uw, FpOp1P1.uw);
double cDest = dbl(FpDestP0.uw, FpDestP1.uw);
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
vfpFlushToZero(fpscr, cDest, cOp1);
if (cDest == cOp1) {
fpscr.n = 0; fpscr.z = 1; fpscr.c = 1; fpscr.v = 0;
fpscr.n = 0; fpscr.z = 0; fpscr.c = 1; fpscr.v = 1;
}
FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vcmpDIop = InstObjParams("vcmpd", "VcmpD", "FpRegRegOp",
{ "code": vcmpDCode,
exec_output += PredOpExecute.subst(vcmpDIop);
vcmpZeroSCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
vfpFlushToZero(fpscr, FpDest);
// This only handles imm == 0 for now.
assert(imm == 0);
fpscr.n = 0; fpscr.z = 0; fpscr.c = 1; fpscr.v = 1;
}
FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vcmpZeroSIop = InstObjParams("vcmpZeros", "VcmpZeroS", "FpRegImmOp",
{ "code": vcmpZeroSCode,
// This only handles imm == 0 for now.
assert(imm == 0);
double cDest = dbl(FpDestP0.uw, FpDestP1.uw);
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
vfpFlushToZero(fpscr, cDest);
if (cDest == imm) {
fpscr.n = 0; fpscr.z = 1; fpscr.c = 1; fpscr.v = 0;
fpscr.n = 0; fpscr.z = 0; fpscr.c = 1; fpscr.v = 1;
}
FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vcmpZeroDIop = InstObjParams("vcmpZerod", "VcmpZeroD", "FpRegImmOp",
{ "code": vcmpZeroDCode,
exec_output += PredOpExecute.subst(vcmpZeroDIop);
vcmpeSCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
vfpFlushToZero(fpscr, FpDest, FpOp1);
if (FpDest == FpOp1) {
fpscr.n = 0; fpscr.z = 1; fpscr.c = 1; fpscr.v = 0;
fpscr.n = 0; fpscr.z = 0; fpscr.c = 1; fpscr.v = 1;
}
FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vcmpeSIop = InstObjParams("vcmpes", "VcmpeS", "FpRegRegOp",
{ "code": vcmpeSCode,
vcmpeDCode = vfpEnabledCheckCode + '''
double cOp1 = dbl(FpOp1P0.uw, FpOp1P1.uw);
double cDest = dbl(FpDestP0.uw, FpDestP1.uw);
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
vfpFlushToZero(fpscr, cDest, cOp1);
if (cDest == cOp1) {
fpscr.n = 0; fpscr.z = 1; fpscr.c = 1; fpscr.v = 0;
fpscr.n = 0; fpscr.z = 0; fpscr.c = 1; fpscr.v = 1;
}
FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vcmpeDIop = InstObjParams("vcmped", "VcmpeD", "FpRegRegOp",
{ "code": vcmpeDCode,
exec_output += PredOpExecute.subst(vcmpeDIop);
vcmpeZeroSCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
vfpFlushToZero(fpscr, FpDest);
if (FpDest == imm) {
fpscr.n = 0; fpscr.z = 1; fpscr.c = 1; fpscr.v = 0;
fpscr.n = 0; fpscr.z = 0; fpscr.c = 1; fpscr.v = 1;
}
FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vcmpeZeroSIop = InstObjParams("vcmpeZeros", "VcmpeZeroS", "FpRegImmOp",
{ "code": vcmpeZeroSCode,
vcmpeZeroDCode = vfpEnabledCheckCode + '''
double cDest = dbl(FpDestP0.uw, FpDestP1.uw);
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
vfpFlushToZero(fpscr, cDest);
if (cDest == imm) {
fpscr.n = 0; fpscr.z = 1; fpscr.c = 1; fpscr.v = 0;
fpscr.n = 0; fpscr.z = 0; fpscr.c = 1; fpscr.v = 1;
}
FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vcmpeZeroDIop = InstObjParams("vcmpeZerod", "VcmpeZeroD", "FpRegImmOp",
{ "code": vcmpeZeroDCode,
exec_output = ""
vcvtFpSFixedSCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
vfpFlushToZero(fpscr, FpOp1);
VfpSavedState state = prepFpState(fpscr.rMode);
__asm__ __volatile__("" : "=m" (FpOp1) : "m" (FpOp1));
FpDest.sw = vfpFpSToFixed(FpOp1, true, false, imm);
__asm__ __volatile__("" :: "m" (FpDest.sw));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vcvtFpSFixedSIop = InstObjParams("vcvt", "VcvtFpSFixedS", "FpRegRegImmOp",
{ "code": vcvtFpSFixedSCode,
exec_output += PredOpExecute.subst(vcvtFpSFixedSIop);
vcvtFpSFixedDCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
double cOp1 = dbl(FpOp1P0.uw, FpOp1P1.uw);
vfpFlushToZero(fpscr, cOp1);
VfpSavedState state = prepFpState(fpscr.rMode);
uint64_t mid = vfpFpDToFixed(cOp1, true, false, imm);
__asm__ __volatile__("" :: "m" (mid));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
FpDestP0.uw = mid;
FpDestP1.uw = mid >> 32;
+ FpscrExc = fpscr;
'''
vcvtFpSFixedDIop = InstObjParams("vcvt", "VcvtFpSFixedD", "FpRegRegImmOp",
{ "code": vcvtFpSFixedDCode,
exec_output += PredOpExecute.subst(vcvtFpSFixedDIop);
vcvtFpUFixedSCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
vfpFlushToZero(fpscr, FpOp1);
VfpSavedState state = prepFpState(fpscr.rMode);
__asm__ __volatile__("" : "=m" (FpOp1) : "m" (FpOp1));
FpDest.uw = vfpFpSToFixed(FpOp1, false, false, imm);
__asm__ __volatile__("" :: "m" (FpDest.uw));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vcvtFpUFixedSIop = InstObjParams("vcvt", "VcvtFpUFixedS", "FpRegRegImmOp",
{ "code": vcvtFpUFixedSCode,
exec_output += PredOpExecute.subst(vcvtFpUFixedSIop);
vcvtFpUFixedDCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
double cOp1 = dbl(FpOp1P0.uw, FpOp1P1.uw);
vfpFlushToZero(fpscr, cOp1);
VfpSavedState state = prepFpState(fpscr.rMode);
uint64_t mid = vfpFpDToFixed(cOp1, false, false, imm);
__asm__ __volatile__("" :: "m" (mid));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
FpDestP0.uw = mid;
FpDestP1.uw = mid >> 32;
+ FpscrExc = fpscr;
'''
vcvtFpUFixedDIop = InstObjParams("vcvt", "VcvtFpUFixedD", "FpRegRegImmOp",
{ "code": vcvtFpUFixedDCode,
exec_output += PredOpExecute.subst(vcvtFpUFixedDIop);
vcvtSFixedFpSCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
VfpSavedState state = prepFpState(fpscr.rMode);
__asm__ __volatile__("" : "=m" (FpOp1.sw) : "m" (FpOp1.sw));
FpDest = vfpSFixedToFpS(fpscr.fz, fpscr.dn, FpOp1.sw, false, imm);
__asm__ __volatile__("" :: "m" (FpDest));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vcvtSFixedFpSIop = InstObjParams("vcvt", "VcvtSFixedFpS", "FpRegRegImmOp",
{ "code": vcvtSFixedFpSCode,
exec_output += PredOpExecute.subst(vcvtSFixedFpSIop);
vcvtSFixedFpDCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
uint64_t mid = ((uint64_t)FpOp1P0.uw | ((uint64_t)FpOp1P1.uw << 32));
VfpSavedState state = prepFpState(fpscr.rMode);
__asm__ __volatile__("" : "=m" (mid) : "m" (mid));
double cDest = vfpSFixedToFpD(fpscr.fz, fpscr.dn, mid, false, imm);
__asm__ __volatile__("" :: "m" (cDest));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
FpDestP0.uw = dblLow(cDest);
FpDestP1.uw = dblHi(cDest);
+ FpscrExc = fpscr;
'''
vcvtSFixedFpDIop = InstObjParams("vcvt", "VcvtSFixedFpD", "FpRegRegImmOp",
{ "code": vcvtSFixedFpDCode,
exec_output += PredOpExecute.subst(vcvtSFixedFpDIop);
vcvtUFixedFpSCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
VfpSavedState state = prepFpState(fpscr.rMode);
__asm__ __volatile__("" : "=m" (FpOp1.uw) : "m" (FpOp1.uw));
FpDest = vfpUFixedToFpS(fpscr.fz, fpscr.dn, FpOp1.uw, false, imm);
__asm__ __volatile__("" :: "m" (FpDest));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vcvtUFixedFpSIop = InstObjParams("vcvt", "VcvtUFixedFpS", "FpRegRegImmOp",
{ "code": vcvtUFixedFpSCode,
exec_output += PredOpExecute.subst(vcvtUFixedFpSIop);
vcvtUFixedFpDCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
uint64_t mid = ((uint64_t)FpOp1P0.uw | ((uint64_t)FpOp1P1.uw << 32));
VfpSavedState state = prepFpState(fpscr.rMode);
__asm__ __volatile__("" : "=m" (mid) : "m" (mid));
double cDest = vfpUFixedToFpD(fpscr.fz, fpscr.dn, mid, false, imm);
__asm__ __volatile__("" :: "m" (cDest));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
FpDestP0.uw = dblLow(cDest);
FpDestP1.uw = dblHi(cDest);
+ FpscrExc = fpscr;
'''
vcvtUFixedFpDIop = InstObjParams("vcvt", "VcvtUFixedFpD", "FpRegRegImmOp",
{ "code": vcvtUFixedFpDCode,
exec_output += PredOpExecute.subst(vcvtUFixedFpDIop);
vcvtFpSHFixedSCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
vfpFlushToZero(fpscr, FpOp1);
VfpSavedState state = prepFpState(fpscr.rMode);
__asm__ __volatile__("" : "=m" (FpOp1) : "m" (FpOp1));
FpDest.sh = vfpFpSToFixed(FpOp1, true, true, imm);
__asm__ __volatile__("" :: "m" (FpDest.sh));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vcvtFpSHFixedSIop = InstObjParams("vcvt", "VcvtFpSHFixedS",
"FpRegRegImmOp",
exec_output += PredOpExecute.subst(vcvtFpSHFixedSIop);
vcvtFpSHFixedDCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
double cOp1 = dbl(FpOp1P0.uw, FpOp1P1.uw);
vfpFlushToZero(fpscr, cOp1);
VfpSavedState state = prepFpState(fpscr.rMode);
uint64_t result = vfpFpDToFixed(cOp1, true, true, imm);
__asm__ __volatile__("" :: "m" (result));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
FpDestP0.uw = result;
FpDestP1.uw = result >> 32;
+ FpscrExc = fpscr;
'''
vcvtFpSHFixedDIop = InstObjParams("vcvt", "VcvtFpSHFixedD",
"FpRegRegImmOp",
exec_output += PredOpExecute.subst(vcvtFpSHFixedDIop);
vcvtFpUHFixedSCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
vfpFlushToZero(fpscr, FpOp1);
VfpSavedState state = prepFpState(fpscr.rMode);
__asm__ __volatile__("" : "=m" (FpOp1) : "m" (FpOp1));
FpDest.uh = vfpFpSToFixed(FpOp1, false, true, imm);
__asm__ __volatile__("" :: "m" (FpDest.uh));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vcvtFpUHFixedSIop = InstObjParams("vcvt", "VcvtFpUHFixedS",
"FpRegRegImmOp",
exec_output += PredOpExecute.subst(vcvtFpUHFixedSIop);
vcvtFpUHFixedDCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
double cOp1 = dbl(FpOp1P0.uw, FpOp1P1.uw);
vfpFlushToZero(fpscr, cOp1);
VfpSavedState state = prepFpState(fpscr.rMode);
uint64_t mid = vfpFpDToFixed(cOp1, false, true, imm);
__asm__ __volatile__("" :: "m" (mid));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
FpDestP0.uw = mid;
FpDestP1.uw = mid >> 32;
+ FpscrExc = fpscr;
'''
vcvtFpUHFixedDIop = InstObjParams("vcvt", "VcvtFpUHFixedD",
"FpRegRegImmOp",
exec_output += PredOpExecute.subst(vcvtFpUHFixedDIop);
vcvtSHFixedFpSCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
VfpSavedState state = prepFpState(fpscr.rMode);
__asm__ __volatile__("" : "=m" (FpOp1.sh) : "m" (FpOp1.sh));
FpDest = vfpSFixedToFpS(fpscr.fz, fpscr.dn, FpOp1.sh, true, imm);
__asm__ __volatile__("" :: "m" (FpDest));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vcvtSHFixedFpSIop = InstObjParams("vcvt", "VcvtSHFixedFpS",
"FpRegRegImmOp",
exec_output += PredOpExecute.subst(vcvtSHFixedFpSIop);
vcvtSHFixedFpDCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
uint64_t mid = ((uint64_t)FpOp1P0.uw | ((uint64_t)FpOp1P1.uw << 32));
VfpSavedState state = prepFpState(fpscr.rMode);
__asm__ __volatile__("" : "=m" (mid) : "m" (mid));
double cDest = vfpSFixedToFpD(fpscr.fz, fpscr.dn, mid, true, imm);
__asm__ __volatile__("" :: "m" (cDest));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
FpDestP0.uw = dblLow(cDest);
FpDestP1.uw = dblHi(cDest);
+ FpscrExc = fpscr;
'''
vcvtSHFixedFpDIop = InstObjParams("vcvt", "VcvtSHFixedFpD",
"FpRegRegImmOp",
exec_output += PredOpExecute.subst(vcvtSHFixedFpDIop);
vcvtUHFixedFpSCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
VfpSavedState state = prepFpState(fpscr.rMode);
__asm__ __volatile__("" : "=m" (FpOp1.uh) : "m" (FpOp1.uh));
FpDest = vfpUFixedToFpS(fpscr.fz, fpscr.dn, FpOp1.uh, true, imm);
__asm__ __volatile__("" :: "m" (FpDest));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
+ FpscrExc = fpscr;
'''
vcvtUHFixedFpSIop = InstObjParams("vcvt", "VcvtUHFixedFpS",
"FpRegRegImmOp",
exec_output += PredOpExecute.subst(vcvtUHFixedFpSIop);
vcvtUHFixedFpDCode = vfpEnabledCheckCode + '''
- FPSCR fpscr = Fpscr | FpCondCodes;
+ FPSCR fpscr = (FPSCR) FpscrExc;
uint64_t mid = ((uint64_t)FpOp1P0.uw | ((uint64_t)FpOp1P1.uw << 32));
VfpSavedState state = prepFpState(fpscr.rMode);
__asm__ __volatile__("" : "=m" (mid) : "m" (mid));
double cDest = vfpUFixedToFpD(fpscr.fz, fpscr.dn, mid, true, imm);
__asm__ __volatile__("" :: "m" (cDest));
finishVfp(fpscr, state, fpscr.fz);
- FpCondCodes = fpscr & FpCondCodesMask;
FpDestP0.uw = dblLow(cDest);
FpDestP1.uw = dblHi(cDest);
+ FpscrExc = fpscr;
'''
vcvtUHFixedFpDIop = InstObjParams("vcvt", "VcvtUHFixedFpD",
"FpRegRegImmOp",
mrsCpsrIop = InstObjParams("mrs", "MrsCpsr", "MrsOp",
{ "code": mrsCpsrCode,
"predicate_test": condPredicateTest },
- ["IsSerializeAfter"])
+ ["IsSerializeBefore"])
header_output += MrsDeclare.subst(mrsCpsrIop)
decoder_output += MrsConstructor.subst(mrsCpsrIop)
exec_output += PredOpExecute.subst(mrsCpsrIop)
mrsSpsrIop = InstObjParams("mrs", "MrsSpsr", "MrsOp",
{ "code": mrsSpsrCode,
"predicate_test": predicateTest },
- ["IsSerializeAfter"])
+ ["IsSerializeBefore"])
header_output += MrsDeclare.subst(mrsSpsrIop)
decoder_output += MrsConstructor.subst(mrsSpsrIop)
exec_output += PredOpExecute.subst(mrsSpsrIop)
vqaddUCode = '''
destElem = srcElem1 + srcElem2;
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrQc;
if (destElem < srcElem1 || destElem < srcElem2) {
destElem = (Element)(-1);
fpscr.qc = 1;
}
- Fpscr = fpscr;
+ FpscrQc = fpscr;
'''
threeEqualRegInst("vqadd", "VqaddUD", "SimdAddOp", unsignedTypes, 2, vqaddUCode)
threeEqualRegInst("vqadd", "VqaddUQ", "SimdAddOp", unsignedTypes, 4, vqaddUCode)
vqaddSCode = '''
destElem = srcElem1 + srcElem2;
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrQc;
bool negDest = (destElem < 0);
bool negSrc1 = (srcElem1 < 0);
bool negSrc2 = (srcElem2 < 0);
destElem -= 1;
fpscr.qc = 1;
}
- Fpscr = fpscr;
+ FpscrQc = fpscr;
'''
threeEqualRegInst("vqadd", "VqaddSD", "SimdAddOp", signedTypes, 2, vqaddSCode)
threeEqualRegInst("vqadd", "VqaddSQ", "SimdAddOp", signedTypes, 4, vqaddSCode)
vqsubUCode = '''
destElem = srcElem1 - srcElem2;
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrQc;
if (destElem > srcElem1) {
destElem = 0;
fpscr.qc = 1;
}
- Fpscr = fpscr;
+ FpscrQc = fpscr;
'''
threeEqualRegInst("vqsub", "VqsubUD", "SimdAddOp", unsignedTypes, 2, vqsubUCode)
threeEqualRegInst("vqsub", "VqsubUQ", "SimdAddOp", unsignedTypes, 4, vqsubUCode)
vqsubSCode = '''
destElem = srcElem1 - srcElem2;
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrQc;
bool negDest = (destElem < 0);
bool negSrc1 = (srcElem1 < 0);
bool posSrc2 = (srcElem2 >= 0);
destElem -= 1;
fpscr.qc = 1;
}
- Fpscr = fpscr;
+ FpscrQc = fpscr;
'''
threeEqualRegInst("vqsub", "VqsubSD", "SimdAddOp", signedTypes, 2, vqsubSCode)
threeEqualRegInst("vqsub", "VqsubSQ", "SimdAddOp", signedTypes, 4, vqsubSCode)
vqshlUCode = '''
int16_t shiftAmt = (int8_t)srcElem2;
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrQc;
if (shiftAmt < 0) {
shiftAmt = -shiftAmt;
if (shiftAmt >= sizeof(Element) * 8) {
} else {
destElem = srcElem1;
}
- Fpscr = fpscr;
+ FpscrQc = fpscr;
'''
threeEqualRegInst("vqshl", "VqshlUD", "SimdAluOp", unsignedTypes, 2, vqshlUCode)
threeEqualRegInst("vqshl", "VqshlUQ", "SimdAluOp", unsignedTypes, 4, vqshlUCode)
vqshlSCode = '''
int16_t shiftAmt = (int8_t)srcElem2;
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrQc;
if (shiftAmt < 0) {
shiftAmt = -shiftAmt;
if (shiftAmt >= sizeof(Element) * 8) {
} else {
destElem = srcElem1;
}
- Fpscr = fpscr;
+ FpscrQc = fpscr;
'''
threeEqualRegInst("vqshl", "VqshlSD", "SimdCmpOp", signedTypes, 2, vqshlSCode)
threeEqualRegInst("vqshl", "VqshlSQ", "SimdCmpOp", signedTypes, 4, vqshlSCode)
vqrshlUCode = '''
int16_t shiftAmt = (int8_t)srcElem2;
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrQc;
if (shiftAmt < 0) {
shiftAmt = -shiftAmt;
Element rBit = 0;
}
}
}
- Fpscr = fpscr;
+ FpscrQc = fpscr;
'''
threeEqualRegInst("vqrshl", "VqrshlUD", "SimdCmpOp", unsignedTypes, 2, vqrshlUCode)
threeEqualRegInst("vqrshl", "VqrshlUQ", "SimdCmpOp", unsignedTypes, 4, vqrshlUCode)
vqrshlSCode = '''
int16_t shiftAmt = (int8_t)srcElem2;
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrQc;
if (shiftAmt < 0) {
shiftAmt = -shiftAmt;
Element rBit = 0;
} else {
destElem = srcElem1;
}
- Fpscr = fpscr;
+ FpscrQc = fpscr;
'''
threeEqualRegInst("vqrshl", "VqrshlSD", "SimdCmpOp", signedTypes, 2, vqrshlSCode)
threeEqualRegInst("vqrshl", "VqrshlSQ", "SimdCmpOp", signedTypes, 4, vqrshlSCode)
threeRegLongInst("vmlal", "Vmlal", "SimdMultAccOp", smallTypes, vmlalCode, True)
vqdmlalCode = '''
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrQc;
BigElement midElem = (2 * (int64_t)srcElem1 * (int64_t)srcElem2);
Element maxNeg = (Element)1 << (sizeof(Element) * 8 - 1);
Element halfNeg = maxNeg / 2;
destElem = ~destElem;
fpscr.qc = 1;
}
- Fpscr = fpscr;
+ FpscrQc = fpscr;
'''
threeRegLongInst("vqdmlal", "Vqdmlal", "SimdMultAccOp", smallTypes, vqdmlalCode, True)
vqdmlslCode = '''
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrQc;
BigElement midElem = (2 * (int64_t)srcElem1 * (int64_t)srcElem2);
Element maxNeg = (Element)1 << (sizeof(Element) * 8 - 1);
Element halfNeg = maxNeg / 2;
destElem = ~destElem;
fpscr.qc = 1;
}
- Fpscr = fpscr;
+ FpscrQc = fpscr;
'''
threeRegLongInst("vqdmlsl", "Vqdmlsl", "SimdMultAccOp", smallTypes, vqdmlslCode, True)
vqdmullCode = '''
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrQc;
destElem = (2 * (int64_t)srcElem1 * (int64_t)srcElem2);
if (srcElem1 == srcElem2 &&
srcElem1 == (Element)((Element)1 <<
destElem = ~((BigElement)srcElem1 << (sizeof(Element) * 8));
fpscr.qc = 1;
}
- Fpscr = fpscr;
+ FpscrQc = fpscr;
'''
threeRegLongInst("vqdmull", "Vqdmull", "SimdMultAccOp", smallTypes, vqdmullCode)
threeEqualRegInst("vpmin", "VpminQ", "SimdCmpOp", allTypes, 4, vminCode, pairwise=True)
vqdmulhCode = '''
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrQc;
destElem = (2 * (int64_t)srcElem1 * (int64_t)srcElem2) >>
(sizeof(Element) * 8);
if (srcElem1 == srcElem2 &&
destElem = ~srcElem1;
fpscr.qc = 1;
}
- Fpscr = fpscr;
+ FpscrQc = fpscr;
'''
threeEqualRegInst("vqdmulh", "VqdmulhD", "SimdMultOp", smallSignedTypes, 2, vqdmulhCode)
threeEqualRegInst("vqdmulh", "VqdmulhQ", "SimdMultOp", smallSignedTypes, 4, vqdmulhCode)
vqrdmulhCode = '''
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrQc;
destElem = (2 * (int64_t)srcElem1 * (int64_t)srcElem2 +
((int64_t)1 << (sizeof(Element) * 8 - 1))) >>
(sizeof(Element) * 8);
}
fpscr.qc = 1;
}
- Fpscr = fpscr;
+ FpscrQc = fpscr;
'''
threeEqualRegInst("vqrdmulh", "VqrdmulhD",
"SimdMultOp", smallSignedTypes, 2, vqrdmulhCode)
"SimdMultOp", smallSignedTypes, 4, vqrdmulhCode)
vmaxfpCode = '''
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrExc;
bool done;
destReg = processNans(fpscr, done, true, srcReg1, srcReg2);
if (!done) {
} else if (flushToZero(srcReg1, srcReg2)) {
fpscr.idc = 1;
}
- Fpscr = fpscr;
+ FpscrExc = fpscr;
'''
threeEqualRegInstFp("vmax", "VmaxDFp", "SimdFloatCmpOp", ("float",), 2, vmaxfpCode)
threeEqualRegInstFp("vmax", "VmaxQFp", "SimdFloatCmpOp", ("float",), 4, vmaxfpCode)
vminfpCode = '''
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrExc;
bool done;
destReg = processNans(fpscr, done, true, srcReg1, srcReg2);
if (!done) {
} else if (flushToZero(srcReg1, srcReg2)) {
fpscr.idc = 1;
}
- Fpscr = fpscr;
+ FpscrExc = fpscr;
'''
threeEqualRegInstFp("vmin", "VminDFp", "SimdFloatCmpOp", ("float",), 2, vminfpCode)
threeEqualRegInstFp("vmin", "VminQFp", "SimdFloatCmpOp", ("float",), 4, vminfpCode)
4, vminfpCode, pairwise=True)
vaddfpCode = '''
- FPSCR fpscr = Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrExc;
destReg = binaryOp(fpscr, srcReg1, srcReg2, fpAddS,
true, true, VfpRoundNearest);
- Fpscr = fpscr;
+ FpscrExc = fpscr;
'''
threeEqualRegInstFp("vadd", "VaddDFp", "SimdFloatAddOp", ("float",), 2, vaddfpCode)
threeEqualRegInstFp("vadd", "VaddQFp", "SimdFloatAddOp", ("float",), 4, vaddfpCode)
4, vaddfpCode, pairwise=True)
vsubfpCode = '''
- FPSCR fpscr = Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrExc;
destReg = binaryOp(fpscr, srcReg1, srcReg2, fpSubS,
true, true, VfpRoundNearest);
- Fpscr = fpscr;
+ FpscrExc = fpscr;
'''
threeEqualRegInstFp("vsub", "VsubDFp", "SimdFloatAddOp", ("float",), 2, vsubfpCode)
threeEqualRegInstFp("vsub", "VsubQFp", "SimdFloatAddOp", ("float",), 4, vsubfpCode)
vmulfpCode = '''
- FPSCR fpscr = Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrExc;
destReg = binaryOp(fpscr, srcReg1, srcReg2, fpMulS,
true, true, VfpRoundNearest);
- Fpscr = fpscr;
+ FpscrExc = fpscr;
'''
threeEqualRegInstFp("vmul", "NVmulDFp", "SimdFloatMultOp", ("float",), 2, vmulfpCode)
threeEqualRegInstFp("vmul", "NVmulQFp", "SimdFloatMultOp", ("float",), 4, vmulfpCode)
vmlafpCode = '''
- FPSCR fpscr = Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrExc;
float mid = binaryOp(fpscr, srcReg1, srcReg2, fpMulS,
true, true, VfpRoundNearest);
destReg = binaryOp(fpscr, mid, destReg, fpAddS,
true, true, VfpRoundNearest);
- Fpscr = fpscr;
+ FpscrExc = fpscr;
'''
threeEqualRegInstFp("vmla", "NVmlaDFp", "SimdFloatMultAccOp", ("float",), 2, vmlafpCode, True)
threeEqualRegInstFp("vmla", "NVmlaQFp", "SimdFloatMultAccOp", ("float",), 4, vmlafpCode, True)
vmlsfpCode = '''
- FPSCR fpscr = Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrExc;
float mid = binaryOp(fpscr, srcReg1, srcReg2, fpMulS,
true, true, VfpRoundNearest);
destReg = binaryOp(fpscr, destReg, mid, fpSubS,
true, true, VfpRoundNearest);
- Fpscr = fpscr;
+ FpscrExc = fpscr;
'''
threeEqualRegInstFp("vmls", "NVmlsDFp", "SimdFloatMultAccOp", ("float",), 2, vmlsfpCode, True)
threeEqualRegInstFp("vmls", "NVmlsQFp", "SimdFloatMultAccOp", ("float",), 4, vmlsfpCode, True)
vcgtfpCode = '''
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrExc;
float res = binaryOp(fpscr, srcReg1, srcReg2, vcgtFunc,
true, true, VfpRoundNearest);
destReg = (res == 0) ? -1 : 0;
if (res == 2.0)
fpscr.ioc = 1;
- Fpscr = fpscr;
+ FpscrExc = fpscr;
'''
threeEqualRegInstFp("vcgt", "VcgtDFp", "SimdFloatCmpOp", ("float",),
2, vcgtfpCode, toInt = True)
4, vcgtfpCode, toInt = True)
vcgefpCode = '''
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrExc;
float res = binaryOp(fpscr, srcReg1, srcReg2, vcgeFunc,
true, true, VfpRoundNearest);
destReg = (res == 0) ? -1 : 0;
if (res == 2.0)
fpscr.ioc = 1;
- Fpscr = fpscr;
+ FpscrExc = fpscr;
'''
threeEqualRegInstFp("vcge", "VcgeDFp", "SimdFloatCmpOp", ("float",),
2, vcgefpCode, toInt = True)
4, vcgefpCode, toInt = True)
vacgtfpCode = '''
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrExc;
float res = binaryOp(fpscr, srcReg1, srcReg2, vacgtFunc,
true, true, VfpRoundNearest);
destReg = (res == 0) ? -1 : 0;
if (res == 2.0)
fpscr.ioc = 1;
- Fpscr = fpscr;
+ FpscrExc = fpscr;
'''
threeEqualRegInstFp("vacgt", "VacgtDFp", "SimdFloatCmpOp", ("float",),
2, vacgtfpCode, toInt = True)
4, vacgtfpCode, toInt = True)
vacgefpCode = '''
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrExc;
float res = binaryOp(fpscr, srcReg1, srcReg2, vacgeFunc,
true, true, VfpRoundNearest);
destReg = (res == 0) ? -1 : 0;
if (res == 2.0)
fpscr.ioc = 1;
- Fpscr = fpscr;
+ FpscrExc = fpscr;
'''
threeEqualRegInstFp("vacge", "VacgeDFp", "SimdFloatCmpOp", ("float",),
2, vacgefpCode, toInt = True)
4, vacgefpCode, toInt = True)
vceqfpCode = '''
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrExc;
float res = binaryOp(fpscr, srcReg1, srcReg2, vceqFunc,
true, true, VfpRoundNearest);
destReg = (res == 0) ? -1 : 0;
if (res == 2.0)
fpscr.ioc = 1;
- Fpscr = fpscr;
+ FpscrExc = fpscr;
'''
threeEqualRegInstFp("vceq", "VceqDFp", "SimdFloatCmpOp", ("float",),
2, vceqfpCode, toInt = True)
4, vceqfpCode, toInt = True)
vrecpsCode = '''
- FPSCR fpscr = Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrExc;
destReg = binaryOp(fpscr, srcReg1, srcReg2, fpRecpsS,
true, true, VfpRoundNearest);
- Fpscr = fpscr;
+ FpscrExc = fpscr;
'''
threeEqualRegInstFp("vrecps", "VrecpsDFp", "SimdFloatMultAccOp", ("float",), 2, vrecpsCode)
threeEqualRegInstFp("vrecps", "VrecpsQFp", "SimdFloatMultAccOp", ("float",), 4, vrecpsCode)
vrsqrtsCode = '''
- FPSCR fpscr = Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrExc;
destReg = binaryOp(fpscr, srcReg1, srcReg2, fpRSqrtsS,
true, true, VfpRoundNearest);
- Fpscr = fpscr;
+ FpscrExc = fpscr;
'''
threeEqualRegInstFp("vrsqrts", "VrsqrtsDFp", "SimdFloatMiscOp", ("float",), 2, vrsqrtsCode)
threeEqualRegInstFp("vrsqrts", "VrsqrtsQFp", "SimdFloatMiscOp", ("float",), 4, vrsqrtsCode)
vabdfpCode = '''
- FPSCR fpscr = Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrExc;
float mid = binaryOp(fpscr, srcReg1, srcReg2, fpSubS,
true, true, VfpRoundNearest);
destReg = fabs(mid);
- Fpscr = fpscr;
+ FpscrExc = fpscr;
'''
threeEqualRegInstFp("vabd", "VabdDFp", "SimdFloatAddOp", ("float",), 2, vabdfpCode)
threeEqualRegInstFp("vabd", "VabdQFp", "SimdFloatAddOp", ("float",), 4, vabdfpCode)
twoRegShiftInst("vsli", "NVsliQ", "SimdShiftOp", unsignedTypes, 4, vsliCode, True)
vqshlCode = '''
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrQc;
if (imm >= sizeof(Element) * 8) {
if (srcElem1 != 0) {
destElem = (Element)1 << (sizeof(Element) * 8 - 1);
} else {
destElem = srcElem1;
}
- Fpscr = fpscr;
+ FpscrQc = fpscr;
'''
twoRegShiftInst("vqshl", "NVqshlD", "SimdShiftOp", signedTypes, 2, vqshlCode)
twoRegShiftInst("vqshl", "NVqshlQ", "SimdShiftOp", signedTypes, 4, vqshlCode)
vqshluCode = '''
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrQc;
if (imm >= sizeof(Element) * 8) {
if (srcElem1 != 0) {
destElem = mask(sizeof(Element) * 8);
} else {
destElem = srcElem1;
}
- Fpscr = fpscr;
+ FpscrQc = fpscr;
'''
twoRegShiftInst("vqshlu", "NVqshluD", "SimdShiftOp", unsignedTypes, 2, vqshluCode)
twoRegShiftInst("vqshlu", "NVqshluQ", "SimdShiftOp", unsignedTypes, 4, vqshluCode)
vqshlusCode = '''
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrQc;
if (imm >= sizeof(Element) * 8) {
if (srcElem1 < 0) {
destElem = 0;
destElem = srcElem1;
}
}
- Fpscr = fpscr;
+ FpscrQc = fpscr;
'''
twoRegShiftInst("vqshlus", "NVqshlusD", "SimdShiftOp", signedTypes, 2, vqshlusCode)
twoRegShiftInst("vqshlus", "NVqshlusQ", "SimdShiftOp", signedTypes, 4, vqshlusCode)
twoRegNarrowShiftInst("vrshrn", "NVrshrn", "SimdShiftOp", smallUnsignedTypes, vrshrnCode)
vqshrnCode = '''
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrQc;
if (imm > sizeof(srcElem1) * 8) {
if (srcElem1 != 0 && srcElem1 != -1)
fpscr.qc = 1;
} else {
destElem = srcElem1;
}
- Fpscr = fpscr;
+ FpscrQc = fpscr;
'''
twoRegNarrowShiftInst("vqshrn", "NVqshrn", "SimdShiftOp", smallSignedTypes, vqshrnCode)
vqshrunCode = '''
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrQc;
if (imm > sizeof(srcElem1) * 8) {
if (srcElem1 != 0)
fpscr.qc = 1;
} else {
destElem = srcElem1;
}
- Fpscr = fpscr;
+ FpscrQc = fpscr;
'''
twoRegNarrowShiftInst("vqshrun", "NVqshrun",
"SimdShiftOp", smallUnsignedTypes, vqshrunCode)
vqshrunsCode = '''
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrQc;
if (imm > sizeof(srcElem1) * 8) {
if (srcElem1 != 0)
fpscr.qc = 1;
} else {
destElem = srcElem1;
}
- Fpscr = fpscr;
+ FpscrQc = fpscr;
'''
twoRegNarrowShiftInst("vqshrun", "NVqshruns",
"SimdShiftOp", smallSignedTypes, vqshrunsCode)
vqrshrnCode = '''
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrQc;
if (imm > sizeof(srcElem1) * 8) {
if (srcElem1 != 0 && srcElem1 != -1)
fpscr.qc = 1;
destElem = srcElem1;
}
}
- Fpscr = fpscr;
+ FpscrQc = fpscr;
'''
twoRegNarrowShiftInst("vqrshrn", "NVqrshrn",
"SimdShiftOp", smallSignedTypes, vqrshrnCode)
vqrshrunCode = '''
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrQc;
if (imm > sizeof(srcElem1) * 8) {
if (srcElem1 != 0)
fpscr.qc = 1;
destElem = srcElem1;
}
}
- Fpscr = fpscr;
+ FpscrQc = fpscr;
'''
twoRegNarrowShiftInst("vqrshrun", "NVqrshrun",
"SimdShiftOp", smallUnsignedTypes, vqrshrunCode)
vqrshrunsCode = '''
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrQc;
if (imm > sizeof(srcElem1) * 8) {
if (srcElem1 != 0)
fpscr.qc = 1;
destElem = srcElem1;
}
}
- Fpscr = fpscr;
+ FpscrQc = fpscr;
'''
twoRegNarrowShiftInst("vqrshrun", "NVqrshruns",
"SimdShiftOp", smallSignedTypes, vqrshrunsCode)
twoRegLongShiftInst("vmovl", "NVmovl", "SimdMiscOp", smallTypes, vmovlCode)
vcvt2ufxCode = '''
- FPSCR fpscr = Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrExc;
if (flushToZero(srcElem1))
fpscr.idc = 1;
VfpSavedState state = prepFpState(VfpRoundNearest);
destReg = vfpFpSToFixed(srcElem1, false, false, imm);
__asm__ __volatile__("" :: "m" (destReg));
finishVfp(fpscr, state, true);
- Fpscr = fpscr;
+ FpscrExc = fpscr;
'''
twoRegShiftInst("vcvt", "NVcvt2ufxD", "SimdCvtOp", ("float",),
2, vcvt2ufxCode, toInt = True)
4, vcvt2ufxCode, toInt = True)
vcvt2sfxCode = '''
- FPSCR fpscr = Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrExc;
if (flushToZero(srcElem1))
fpscr.idc = 1;
VfpSavedState state = prepFpState(VfpRoundNearest);
destReg = vfpFpSToFixed(srcElem1, true, false, imm);
__asm__ __volatile__("" :: "m" (destReg));
finishVfp(fpscr, state, true);
- Fpscr = fpscr;
+ FpscrExc = fpscr;
'''
twoRegShiftInst("vcvt", "NVcvt2sfxD", "SimdCvtOp", ("float",),
2, vcvt2sfxCode, toInt = True)
4, vcvt2sfxCode, toInt = True)
vcvtu2fpCode = '''
- FPSCR fpscr = Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrExc;
VfpSavedState state = prepFpState(VfpRoundNearest);
__asm__ __volatile__("" : "=m" (srcReg1) : "m" (srcReg1));
destElem = vfpUFixedToFpS(true, true, srcReg1, false, imm);
__asm__ __volatile__("" :: "m" (destElem));
finishVfp(fpscr, state, true);
- Fpscr = fpscr;
+ FpscrExc = fpscr;
'''
twoRegShiftInst("vcvt", "NVcvtu2fpD", "SimdCvtOp", ("float",),
2, vcvtu2fpCode, fromInt = True)
4, vcvtu2fpCode, fromInt = True)
vcvts2fpCode = '''
- FPSCR fpscr = Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrExc;
VfpSavedState state = prepFpState(VfpRoundNearest);
__asm__ __volatile__("" : "=m" (srcReg1) : "m" (srcReg1));
destElem = vfpSFixedToFpS(true, true, srcReg1, false, imm);
__asm__ __volatile__("" :: "m" (destElem));
finishVfp(fpscr, state, true);
- Fpscr = fpscr;
+ FpscrExc = fpscr;
'''
twoRegShiftInst("vcvt", "NVcvts2fpD", "SimdCvtOp", ("float",),
2, vcvts2fpCode, fromInt = True)
4, vcvts2fpCode, fromInt = True)
vcvts2hCode = '''
- FPSCR fpscr = Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrExc;
float srcFp1 = bitsToFp(srcElem1, (float)0.0);
if (flushToZero(srcFp1))
fpscr.idc = 1;
fpscr.ahp, srcFp1);
__asm__ __volatile__("" :: "m" (destElem));
finishVfp(fpscr, state, true);
- Fpscr = fpscr;
+ FpscrExc = fpscr;
'''
twoRegNarrowMiscInst("vcvt", "NVcvts2h", "SimdCvtOp", ("uint16_t",), vcvts2hCode)
vcvth2sCode = '''
- FPSCR fpscr = Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrExc;
VfpSavedState state = prepFpState(VfpRoundNearest);
__asm__ __volatile__("" : "=m" (srcElem1), "=m" (destElem)
: "m" (srcElem1), "m" (destElem));
destElem = fpToBits(vcvtFpHFpS(fpscr, true, fpscr.ahp, srcElem1));
__asm__ __volatile__("" :: "m" (destElem));
finishVfp(fpscr, state, true);
- Fpscr = fpscr;
+ FpscrExc = fpscr;
'''
twoRegLongMiscInst("vcvt", "NVcvth2s", "SimdCvtOp", ("uint16_t",), vcvth2sCode)
twoRegMiscInst("vrsqrte", "NVrsqrteQ", "SimdSqrtOp", ("uint32_t",), 4, vrsqrteCode)
vrsqrtefpCode = '''
- FPSCR fpscr = Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrExc;
if (flushToZero(srcReg1))
fpscr.idc = 1;
destReg = fprSqrtEstimate(fpscr, srcReg1);
- Fpscr = fpscr;
+ FpscrExc = fpscr;
'''
twoRegMiscInstFp("vrsqrte", "NVrsqrteDFp", "SimdFloatSqrtOp", ("float",), 2, vrsqrtefpCode)
twoRegMiscInstFp("vrsqrte", "NVrsqrteQFp", "SimdFloatSqrtOp", ("float",), 4, vrsqrtefpCode)
twoRegMiscInst("vrecpe", "NVrecpeQ", "SimdMultAccOp", ("uint32_t",), 4, vrecpeCode)
vrecpefpCode = '''
- FPSCR fpscr = Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrExc;
if (flushToZero(srcReg1))
fpscr.idc = 1;
destReg = fpRecipEstimate(fpscr, srcReg1);
- Fpscr = fpscr;
+ FpscrExc = fpscr;
'''
twoRegMiscInstFp("vrecpe", "NVrecpeDFp", "SimdFloatMultAccOp", ("float",), 2, vrecpefpCode)
twoRegMiscInstFp("vrecpe", "NVrecpeQFp", "SimdFloatMultAccOp", ("float",), 4, vrecpefpCode)
twoRegMiscInst("vmvn", "NVmvnQ", "SimdAluOp", ("uint64_t",), 4, vmvnCode)
vqabsCode = '''
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrQc;
if (srcElem1 == (Element)((Element)1 << (sizeof(Element) * 8 - 1))) {
fpscr.qc = 1;
destElem = ~srcElem1;
} else {
destElem = srcElem1;
}
- Fpscr = fpscr;
+ FpscrQc = fpscr;
'''
twoRegMiscInst("vqabs", "NVqabsD", "SimdAluOp", signedTypes, 2, vqabsCode)
twoRegMiscInst("vqabs", "NVqabsQ", "SimdAluOp", signedTypes, 4, vqabsCode)
vqnegCode = '''
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrQc;
if (srcElem1 == (Element)((Element)1 << (sizeof(Element) * 8 - 1))) {
fpscr.qc = 1;
destElem = ~srcElem1;
} else {
destElem = -srcElem1;
}
- Fpscr = fpscr;
+ FpscrQc = fpscr;
'''
twoRegMiscInst("vqneg", "NVqnegD", "SimdAluOp", signedTypes, 2, vqnegCode)
twoRegMiscInst("vqneg", "NVqnegQ", "SimdAluOp", signedTypes, 4, vqnegCode)
twoRegMiscInst("vcgt", "NVcgtD", "SimdCmpOp", signedTypes, 2, vcgtCode)
twoRegMiscInst("vcgt", "NVcgtQ", "SimdCmpOp", signedTypes, 4, vcgtCode)
vcgtfpCode = '''
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrExc;
float res = binaryOp(fpscr, srcReg1, (FloatReg)0.0, vcgtFunc,
true, true, VfpRoundNearest);
destReg = (res == 0) ? -1 : 0;
if (res == 2.0)
fpscr.ioc = 1;
- Fpscr = fpscr;
+ FpscrExc = fpscr;
'''
twoRegMiscInstFp("vcgt", "NVcgtDFp", "SimdFloatCmpOp", ("float",),
2, vcgtfpCode, toInt = True)
twoRegMiscInst("vcge", "NVcgeD", "SimdCmpOp", signedTypes, 2, vcgeCode)
twoRegMiscInst("vcge", "NVcgeQ", "SimdCmpOp", signedTypes, 4, vcgeCode)
vcgefpCode = '''
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrExc;
float res = binaryOp(fpscr, srcReg1, (FloatReg)0.0, vcgeFunc,
true, true, VfpRoundNearest);
destReg = (res == 0) ? -1 : 0;
if (res == 2.0)
fpscr.ioc = 1;
- Fpscr = fpscr;
+ FpscrExc = fpscr;
'''
twoRegMiscInstFp("vcge", "NVcgeDFp", "SimdFloatCmpOp", ("float",),
2, vcgefpCode, toInt = True)
twoRegMiscInst("vceq", "NVceqD", "SimdCmpOp", signedTypes, 2, vceqCode)
twoRegMiscInst("vceq", "NVceqQ", "SimdCmpOp", signedTypes, 4, vceqCode)
vceqfpCode = '''
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrExc;
float res = binaryOp(fpscr, srcReg1, (FloatReg)0.0, vceqFunc,
true, true, VfpRoundNearest);
destReg = (res == 0) ? -1 : 0;
if (res == 2.0)
fpscr.ioc = 1;
- Fpscr = fpscr;
+ FpscrExc = fpscr;
'''
twoRegMiscInstFp("vceq", "NVceqDFp", "SimdFloatCmpOp", ("float",),
2, vceqfpCode, toInt = True)
twoRegMiscInst("vcle", "NVcleD", "SimdCmpOp", signedTypes, 2, vcleCode)
twoRegMiscInst("vcle", "NVcleQ", "SimdCmpOp", signedTypes, 4, vcleCode)
vclefpCode = '''
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrExc;
float res = binaryOp(fpscr, srcReg1, (FloatReg)0.0, vcleFunc,
true, true, VfpRoundNearest);
destReg = (res == 0) ? -1 : 0;
if (res == 2.0)
fpscr.ioc = 1;
- Fpscr = fpscr;
+ FpscrExc = fpscr;
'''
twoRegMiscInstFp("vcle", "NVcleDFp", "SimdFloatCmpOp", ("float",),
2, vclefpCode, toInt = True)
twoRegMiscInst("vclt", "NVcltD", "SimdCmpOp", signedTypes, 2, vcltCode)
twoRegMiscInst("vclt", "NVcltQ", "SimdCmpOp", signedTypes, 4, vcltCode)
vcltfpCode = '''
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrExc;
float res = binaryOp(fpscr, srcReg1, (FloatReg)0.0, vcltFunc,
true, true, VfpRoundNearest);
destReg = (res == 0) ? -1 : 0;
if (res == 2.0)
fpscr.ioc = 1;
- Fpscr = fpscr;
+ FpscrExc = fpscr;
'''
twoRegMiscInstFp("vclt", "NVcltDFp", "SimdFloatCmpOp", ("float",),
2, vcltfpCode, toInt = True)
oneRegImmInst("vbic", "NVbiciQ", "SimdAluOp", ("uint64_t",), 4, vbicCode, True)
vqmovnCode = '''
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrQc;
destElem = srcElem1;
if ((BigElement)destElem != srcElem1) {
fpscr.qc = 1;
if (srcElem1 < 0)
destElem = ~destElem;
}
- Fpscr = fpscr;
+ FpscrQc = fpscr;
'''
twoRegNarrowMiscInst("vqmovn", "NVqmovn", "SimdMiscOp", smallSignedTypes, vqmovnCode)
vqmovunCode = '''
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrQc;
destElem = srcElem1;
if ((BigElement)destElem != srcElem1) {
fpscr.qc = 1;
destElem = mask(sizeof(Element) * 8);
}
- Fpscr = fpscr;
+ FpscrQc = fpscr;
'''
twoRegNarrowMiscInst("vqmovun", "NVqmovun",
"SimdMiscOp", smallUnsignedTypes, vqmovunCode)
vqmovunsCode = '''
- FPSCR fpscr = (FPSCR)Fpscr;
+ FPSCR fpscr = (FPSCR) FpscrQc;
destElem = srcElem1;
if (srcElem1 < 0 ||
((BigElement)destElem & mask(sizeof(Element) * 8)) != srcElem1) {
if (srcElem1 < 0)
destElem = ~destElem;
}
- Fpscr = fpscr;
+ FpscrQc = fpscr;
'''
twoRegNarrowMiscInst("vqmovun", "NVqmovuns",
"SimdMiscOp", smallSignedTypes, vqmovunsCode)
'Fpsr': ('ControlReg', 'uw', 'MISCREG_FPSR', None, 3),
'Fpsid': ('ControlReg', 'uw', 'MISCREG_FPSID', None, 3),
'Fpscr': ('ControlReg', 'uw', 'MISCREG_FPSCR', None, 3),
+ 'FpscrQc': ('ControlReg', 'uw', 'MISCREG_FPSCR_QC', None, 3),
+ 'FpscrExc': ('ControlReg', 'uw', 'MISCREG_FPSCR_EXC', None, 3),
'Cpacr': ('ControlReg', 'uw', 'MISCREG_CPACR', (None, None, 'IsControl'), 3),
'Fpexc': ('ControlReg', 'uw', 'MISCREG_FPEXC', None, 3),
'Sctlr': ('ControlReg', 'uw', 'MISCREG_SCTLR', None, 3),
MISCREG_FPSR,
MISCREG_FPSID,
MISCREG_FPSCR,
+ MISCREG_FPSCR_QC, // Cumulative saturation flag
+ MISCREG_FPSCR_EXC, // Cumulative FP exception flags
MISCREG_FPEXC,
MISCREG_MVFR0,
MISCREG_MVFR1,
const char * const miscRegName[NUM_MISCREGS] = {
"cpsr", "itstate", "spsr", "spsr_fiq", "spsr_irq", "spsr_svc",
"spsr_mon", "spsr_und", "spsr_abt",
- "fpsr", "fpsid", "fpscr", "fpexc", "mvfr0", "mvfr1",
+ "fpsr", "fpsid", "fpscr", "fpscr_qc", "fpscr_exc", "fpexc",
+ "mvfr0", "mvfr1",
"sctlr_rst", "sev_mailbox",
"sctlr", "dccisw", "dccimvac", "dccmvac",
"contextidr", "tpidrurw", "tpidruro", "tpidrprw",
// This mask selects bits of the FPSCR that actually go in the FpCondCodes
// integer register to allow renaming.
- static const uint32_t FpCondCodesMask = 0xF800009F;
+ static const uint32_t FpCondCodesMask = 0xF0000000;
+ // This mask selects the cumulative FP exception flags of the FPSCR.
+ static const uint32_t FpscrExcMask = 0x0000009F;
+ // This mask selects the cumulative saturation flag of the FPSCR.
+ static const uint32_t FpscrQcMask = 0x08000000;
BitUnion32(FPEXC)
Bitfield<31> ex;
inline void
handleLockedRead(XC *xc, Request *req)
{
- xc->setMiscRegNoEffect(MISCREG_LLADDR, req->getPaddr() & ~0xf);
- xc->setMiscRegNoEffect(MISCREG_LLFLAG, true);
+ xc->setMiscReg(MISCREG_LLADDR, req->getPaddr() & ~0xf);
+ xc->setMiscReg(MISCREG_LLFLAG, true);
DPRINTF(LLSC, "[tid:%i]: Load-Link Flag Set & Load-Link"
" Address set to %x.\n",
req->threadId(), req->getPaddr() & ~0xf);
req->setExtraData(2);
} else {
// standard store conditional
- bool lock_flag = xc->readMiscRegNoEffect(MISCREG_LLFLAG);
- Addr lock_addr = xc->readMiscRegNoEffect(MISCREG_LLADDR);
+ bool lock_flag = xc->readMiscReg(MISCREG_LLFLAG);
+ Addr lock_addr = xc->readMiscReg(MISCREG_LLADDR);
if (!lock_flag || (req->getPaddr() & ~0xf) != lock_addr) {
// Lock flag not set or addr mismatch in CPU;
// don't even bother sending to memory system
req->setExtraData(0);
- xc->setMiscRegNoEffect(MISCREG_LLFLAG, false);
+ xc->setMiscReg(MISCREG_LLFLAG, false);
// the rest of this code is not architectural;
// it's just a debugging aid to help detect
if (fault != NoFault) {
// Return a fixed value to keep simulation deterministic even
// along misspeculated paths.
- bzero(data, size);
+ if (data)
+ bzero(data, size);
}
if (traceData) {
return this->cpu->readMiscReg(misc_reg, threadNumber);
}
+
/** Reads a misc. register, including any side-effects the read
* might have as defined by the architecture.
*/
MiscReg
-InOrderDynInst::readMiscRegNoEffect(int misc_reg)
-{
- return this->cpu->readMiscRegNoEffect(misc_reg, threadNumber);
-}
-
-/** Reads a miscellaneous register. */
-MiscReg
-InOrderDynInst::readMiscRegOperandNoEffect(const StaticInst *si, int idx)
+InOrderDynInst::readMiscRegOperand(const StaticInst *si, int idx)
{
DPRINTF(InOrderDynInst, "[tid:%i]: [sn:%i] Misc. Reg Source Value %i"
" read as %#x.\n", threadNumber, seqNum, idx,
return instSrc[idx].integer;
}
-/** Reads a misc. register, including any side-effects the read
+
+/** Sets a misc. register, including any side-effects the write
* might have as defined by the architecture.
*/
-MiscReg
-InOrderDynInst::readMiscRegOperand(const StaticInst *si, int idx)
-{
- // For In-Order, the side-effect of reading a register happens
- // when explicitly executing a "ReadSrc" command. This simply returns
- // a value.
- return readMiscRegOperandNoEffect(si, idx);
-}
-
-/** Sets a misc. register. */
void
-InOrderDynInst::setMiscRegOperandNoEffect(const StaticInst * si, int idx,
- const MiscReg &val)
+InOrderDynInst::setMiscRegOperand(const StaticInst *si, int idx,
+ const MiscReg &val)
{
instResult[idx].type = Integer;
instResult[idx].val.integer = val;
"being set to %#x.\n", threadNumber, seqNum, idx, val);
}
-/** Sets a misc. register, including any side-effects the write
- * might have as defined by the architecture.
- */
-void
-InOrderDynInst::setMiscRegOperand(const StaticInst *si, int idx,
- const MiscReg &val)
-{
- // For In-Order, the side-effect of setting a register happens
- // when explicitly writing back the register value. This
- // simply maintains the operand value.
- setMiscRegOperandNoEffect(si, idx, val);
-}
-
MiscReg
InOrderDynInst::readRegOtherThread(unsigned reg_idx, ThreadID tid)
{
threadNumber, seqNum, idx, val, instResult[idx].tick);
}
-/** Sets a misc. register. */
-/* Alter this when wanting to *speculate* on Miscellaneous registers */
-void
-InOrderDynInst::setMiscRegNoEffect(int misc_reg, const MiscReg &val)
-{
- this->cpu->setMiscRegNoEffect(misc_reg, val, threadNumber);
-}
-
/** Sets a misc. register, including any side-effects the write
* might have as defined by the architecture.
*/
/*
+ * Copyright (c) 2010 ARM Limited
+ * All rights reserved
+ *
+ * The license below extends only to copyright in the software and shall
+ * not be construed as granting a license to any other intellectual
+ * property including but not limited to intellectual property relating
+ * to a hardware implementation of the functionality of the software
+ * licensed hereunder. You may use the software subject to the license
+ * terms below provided that you ensure that this notice is replicated
+ * unmodified and in its entirety in all distributions of the software,
+ * modified or unmodified, in source code or in binary form.
+ *
* Copyright (c) 2004-2006 The Regents of The University of Michigan
* All rights reserved.
*
cpu->instDone(tid);
}
+ // Updates misc. registers.
+ head_inst->updateMiscRegs();
+
TheISA::advancePC(pc[tid], head_inst->staticInst);
int count = 0;
/*
+ * Copyright (c) 2010 ARM Limited
+ * All rights reserved
+ *
+ * The license below extends only to copyright in the software and shall
+ * not be construed as granting a license to any other intellectual
+ * property including but not limited to intellectual property relating
+ * to a hardware implementation of the functionality of the software
+ * licensed hereunder. You may use the software subject to the license
+ * terms below provided that you ensure that this notice is replicated
+ * unmodified and in its entirety in all distributions of the software,
+ * modified or unmodified, in source code or in binary form.
+ *
* Copyright (c) 2004-2006 The Regents of The University of Michigan
* All rights reserved.
*
/** Initializes variables. */
void initVars();
- public:
- /** Reads a miscellaneous register. */
- MiscReg readMiscRegNoEffect(int misc_reg)
- {
- return this->cpu->readMiscRegNoEffect(misc_reg, this->threadNumber);
- }
+ protected:
+ /** Indexes of the destination misc. registers. They are needed to defer
+ * the write accesses to the misc. registers until the commit stage, when
+ * the instruction is out of its speculative state.
+ */
+ int _destMiscRegIdx[MaxInstDestRegs];
+ /** Values to be written to the destination misc. registers. */
+ MiscReg _destMiscRegVal[MaxInstDestRegs];
+ /** Number of destination misc. registers. */
+ int _numDestMiscRegs;
+ public:
/** Reads a misc. register, including any side-effects the read
* might have as defined by the architecture.
*/
return this->cpu->readMiscReg(misc_reg, this->threadNumber);
}
- /** Sets a misc. register. */
- void setMiscRegNoEffect(int misc_reg, const MiscReg &val)
- {
- this->instResult.integer = val;
- return this->cpu->setMiscRegNoEffect(misc_reg, val, this->threadNumber);
- }
-
/** Sets a misc. register, including any side-effects the write
* might have as defined by the architecture.
*/
void setMiscReg(int misc_reg, const MiscReg &val)
{
- return this->cpu->setMiscReg(misc_reg, val,
- this->threadNumber);
- }
-
- /** Reads a miscellaneous register. */
- TheISA::MiscReg readMiscRegOperandNoEffect(const StaticInst *si, int idx)
- {
- return this->cpu->readMiscRegNoEffect(
- si->srcRegIdx(idx) - TheISA::Ctrl_Base_DepTag,
- this->threadNumber);
+ /** Writes to misc. registers are recorded and deferred until the
+ * commit stage, when updateMiscRegs() is called.
+ */
+ _destMiscRegIdx[_numDestMiscRegs] = misc_reg;
+ _destMiscRegVal[_numDestMiscRegs] = val;
+ _numDestMiscRegs++;
}
/** Reads a misc. register, including any side-effects the read
this->threadNumber);
}
- /** Sets a misc. register. */
- void setMiscRegOperandNoEffect(const StaticInst * si, int idx, const MiscReg &val)
- {
- this->instResult.integer = val;
- return this->cpu->setMiscRegNoEffect(
- si->destRegIdx(idx) - TheISA::Ctrl_Base_DepTag,
- val, this->threadNumber);
- }
-
/** Sets a misc. register, including any side-effects the write
* might have as defined by the architecture.
*/
void setMiscRegOperand(const StaticInst *si, int idx,
const MiscReg &val)
{
- return this->cpu->setMiscReg(
- si->destRegIdx(idx) - TheISA::Ctrl_Base_DepTag,
- val, this->threadNumber);
+ int misc_reg = si->destRegIdx(idx) - TheISA::Ctrl_Base_DepTag;
+ setMiscReg(misc_reg, val);
+ }
+
+ /** Called at the commit stage to update the misc. registers. */
+ void updateMiscRegs()
+ {
+ // @todo: Pretty convoluted way to avoid squashing from happening when
+ // using the TC during an instruction's execution (specifically for
+ // instructions that have side-effects that use the TC). Fix this.
+ // See cpu/o3/dyn_inst_impl.hh.
+ bool in_syscall = this->thread->inSyscall;
+ this->thread->inSyscall = true;
+
+ for (int i = 0; i < _numDestMiscRegs; i++)
+ this->cpu->setMiscReg(
+ _destMiscRegIdx[i], _destMiscRegVal[i], this->threadNumber);
+
+ this->thread->inSyscall = in_syscall;
}
#if FULL_SYSTEM
/*
+ * Copyright (c) 2010 ARM Limited
+ * All rights reserved
+ *
+ * The license below extends only to copyright in the software and shall
+ * not be construed as granting a license to any other intellectual
+ * property including but not limited to intellectual property relating
+ * to a hardware implementation of the functionality of the software
+ * licensed hereunder. You may use the software subject to the license
+ * terms below provided that you ensure that this notice is replicated
+ * unmodified and in its entirety in all distributions of the software,
+ * modified or unmodified, in source code or in binary form.
+ *
* Copyright (c) 2004-2006 The Regents of The University of Michigan
* All rights reserved.
*
this->_srcRegIdx[i] = this->staticInst->srcRegIdx(i);
this->_readySrcRegIdx[i] = 0;
}
+
+ _numDestMiscRegs = 0;
}
template <class Impl>
return thread->readMiscReg(misc_reg);
}
- void setMiscRegNoEffect(int misc_reg, const MiscReg &val)
- {
- return thread->setMiscRegNoEffect(misc_reg, val);
- }
-
void setMiscReg(int misc_reg, const MiscReg &val)
{
return thread->setMiscReg(misc_reg, val);
}
- MiscReg readMiscRegOperandNoEffect(const StaticInst *si, int idx)
- {
- int reg_idx = si->srcRegIdx(idx) - TheISA::Ctrl_Base_DepTag;
- return thread->readMiscRegNoEffect(reg_idx);
- }
-
MiscReg readMiscRegOperand(const StaticInst *si, int idx)
{
int reg_idx = si->srcRegIdx(idx) - TheISA::Ctrl_Base_DepTag;
return thread->readMiscReg(reg_idx);
}
- void setMiscRegOperandNoEffect(const StaticInst *si, int idx, const MiscReg &val)
- {
- int reg_idx = si->destRegIdx(idx) - TheISA::Ctrl_Base_DepTag;
- return thread->setMiscRegNoEffect(reg_idx, val);
- }
-
void setMiscRegOperand(
const StaticInst *si, int idx, const MiscReg &val)
{
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