diff options
Diffstat (limited to 'src/cpu/o3/regfile.hh')
| -rw-r--r-- | src/cpu/o3/regfile.hh | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/src/cpu/o3/regfile.hh b/src/cpu/o3/regfile.hh index 943df35b9..00b4ef045 100644 --- a/src/cpu/o3/regfile.hh +++ b/src/cpu/o3/regfile.hh @@ -182,6 +182,27 @@ class PhysRegFile return &miscRegIds[reg_idx]; } + /** Set a physical register as tainted */ + void setTaint(PhysRegIdPtr phys_reg) { + RegIndex idx = phys_reg->index(); + switch (phys_reg->classValue()) { + case IntRegClass: + intTaintMap[idx] = true; + break; + case FloatRegClass: + floatTaintMap[idx] = true; + break; + case CCRegClass: + ccTaintMap[idx] = true; + break; + case MiscRegClass: + miscTaintMap[idx] = true; + break; + default: + break; + } + } + /** Reads an integer register. */ uint64_t readIntReg(PhysRegIdPtr phys_reg) const { |