diff options
Diffstat (limited to 'src/arch/arm/isa.cc')
| -rw-r--r-- | src/arch/arm/isa.cc | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/src/arch/arm/isa.cc b/src/arch/arm/isa.cc index 87203c3f0..649394270 100644 --- a/src/arch/arm/isa.cc +++ b/src/arch/arm/isa.cc @@ -202,7 +202,10 @@ ISA::readMiscReg(int misc_reg, ThreadContext *tc) 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); } @@ -304,6 +307,18 @@ ISA::setMiscReg(int misc_reg, const MiscReg &val, ThreadContext *tc) (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; |