diff options
Diffstat (limited to 'src/cpu/reg_class.hh')
-rw-r--r-- | src/cpu/reg_class.hh | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/src/cpu/reg_class.hh b/src/cpu/reg_class.hh index c9d4b1c4f..549ebab26 100644 --- a/src/cpu/reg_class.hh +++ b/src/cpu/reg_class.hh @@ -41,6 +41,7 @@ enum RegClass { IntRegClass, ///< Integer register FloatRegClass, ///< Floating-point register + CCRegClass, ///< Condition-code register MiscRegClass ///< Control (misc) register }; @@ -72,9 +73,15 @@ RegClass regIdxToClass(TheISA::RegIndex reg_idx, if (reg_idx < TheISA::FP_Reg_Base) { cl = IntRegClass; offset = 0; - } else if (reg_idx < TheISA::Misc_Reg_Base) { + } else if (reg_idx < TheISA::CC_Reg_Base) { cl = FloatRegClass; offset = TheISA::FP_Reg_Base; + } else if (reg_idx < TheISA::Misc_Reg_Base) { + // if there are no CC regs, the ISA should set + // CC_Reg_Base == Misc_Reg_Base so the if above + // never succeeds + cl = CCRegClass; + offset = TheISA::CC_Reg_Base; } else { cl = MiscRegClass; offset = TheISA::Misc_Reg_Base; |