diff options
Diffstat (limited to 'src/cpu')
| -rw-r--r-- | src/cpu/o3/regfile.hh | 14 | ||||
| -rw-r--r-- | src/cpu/o3/rename_impl.hh | 10 |
2 files changed, 17 insertions, 7 deletions
diff --git a/src/cpu/o3/regfile.hh b/src/cpu/o3/regfile.hh index bbc69fc96..b5b1cd021 100644 --- a/src/cpu/o3/regfile.hh +++ b/src/cpu/o3/regfile.hh @@ -174,7 +174,7 @@ class PhysRegFile // Remove the base Float reg dependency. reg_idx = reg_idx - numPhysicalIntRegs; - assert(reg_idx < numPhysicalFloatRegs + numPhysicalIntRegs); + assert(reg_idx < numPhysicalFloatRegs); DPRINTF(IEW, "RegFile: Setting float register %i to %#x\n", int(reg_idx), (uint64_t)val); @@ -189,7 +189,7 @@ class PhysRegFile // Remove the base Float reg dependency. reg_idx = reg_idx - numPhysicalIntRegs; - assert(reg_idx < numPhysicalFloatRegs + numPhysicalIntRegs); + assert(reg_idx < numPhysicalFloatRegs); DPRINTF(IEW, "RegFile: Setting float register %i to %#x\n", int(reg_idx), (uint64_t)val); @@ -204,7 +204,7 @@ class PhysRegFile // Remove the base Float reg dependency. reg_idx = reg_idx - numPhysicalIntRegs; - assert(reg_idx < numPhysicalFloatRegs + numPhysicalIntRegs); + assert(reg_idx < numPhysicalFloatRegs); DPRINTF(IEW, "RegFile: Setting float register %i to %#x\n", int(reg_idx), (uint64_t)val); @@ -217,7 +217,7 @@ class PhysRegFile // Remove the base Float reg dependency. reg_idx = reg_idx - numPhysicalIntRegs; - assert(reg_idx < numPhysicalFloatRegs + numPhysicalIntRegs); + assert(reg_idx < numPhysicalFloatRegs); DPRINTF(IEW, "RegFile: Setting float register %i to %#x\n", int(reg_idx), (uint64_t)val); @@ -232,11 +232,11 @@ class PhysRegFile MiscReg readMiscReg(int misc_reg, unsigned thread_id) { - return miscRegs[thread_id].readReg(misc_reg, - cpu->tcBase(thread_id)); + return miscRegs[thread_id].readReg(misc_reg, cpu->tcBase(thread_id)); } - void setMiscRegNoEffect(int misc_reg, const MiscReg &val, unsigned thread_id) + void setMiscRegNoEffect(int misc_reg, + const MiscReg &val, unsigned thread_id) { miscRegs[thread_id].setRegNoEffect(misc_reg, val); } diff --git a/src/cpu/o3/rename_impl.hh b/src/cpu/o3/rename_impl.hh index c0d34116d..6b7fb1e08 100644 --- a/src/cpu/o3/rename_impl.hh +++ b/src/cpu/o3/rename_impl.hh @@ -996,7 +996,12 @@ DefaultRename<Impl>::renameSrcRegs(DynInstPtr &inst,unsigned tid) if (src_reg < TheISA::FP_Base_DepTag) { flat_src_reg = TheISA::flattenIntIndex(inst->tcBase(), src_reg); DPRINTF(Rename, "Flattening index %d to %d.\n", (int)src_reg, (int)flat_src_reg); + } else { + // Floating point and Miscellaneous registers need their indexes + // adjusted to account for the expanded number of flattened int regs. + flat_src_reg = src_reg - TheISA::FP_Base_DepTag + TheISA::NumIntRegs; } + inst->flattenSrcReg(src_idx, flat_src_reg); // Look up the source registers to get the phys. register they've @@ -1033,8 +1038,13 @@ DefaultRename<Impl>::renameDestRegs(DynInstPtr &inst,unsigned tid) RegIndex dest_reg = inst->destRegIdx(dest_idx); RegIndex flat_dest_reg = dest_reg; if (dest_reg < TheISA::FP_Base_DepTag) { + // Integer registers are flattened. flat_dest_reg = TheISA::flattenIntIndex(inst->tcBase(), dest_reg); DPRINTF(Rename, "Flattening index %d to %d.\n", (int)dest_reg, (int)flat_dest_reg); + } else { + // Floating point and Miscellaneous registers need their indexes + // adjusted to account for the expanded number of flattened int regs. + flat_dest_reg = dest_reg - TheISA::FP_Base_DepTag + TheISA::NumIntRegs; } inst->flattenDestReg(dest_idx, flat_dest_reg); |