diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/cuda-sim/instructions.cc | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/cuda-sim/instructions.cc b/src/cuda-sim/instructions.cc index 49b27d2..89212f2 100644 --- a/src/cuda-sim/instructions.cc +++ b/src/cuda-sim/instructions.cc @@ -2574,6 +2574,14 @@ void mov_impl( const ptx_instruction *pI, ptx_thread_info *thread ) } else { thread->set_operand_value(dst,tmp_bits, i_type, thread, pI); } + } else if (i_type == PRED_TYPE and src1.is_literal() == true) { + // in ptx, literal input translate to predicate as 0 = false and 1 = true + // we have adopted the opposite to simplify implementation of zero flags in ptxplus + data = thread->get_operand_value(src1, dst, i_type, thread, 1); + + ptx_reg_t finaldata; + finaldata.pred = (data.u32 == 0)? 1 : 0; // setting zero-flag in predicate + thread->set_operand_value(dst, finaldata, i_type, thread, pI); } else { data = thread->get_operand_value(src1, dst, i_type, thread, 1); |