diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/cuda-sim/ptx_sim.cc | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/cuda-sim/ptx_sim.cc b/src/cuda-sim/ptx_sim.cc index 8053949..59479c8 100644 --- a/src/cuda-sim/ptx_sim.cc +++ b/src/cuda-sim/ptx_sim.cc @@ -262,7 +262,10 @@ void ptx_thread_info::cpy_tid_to_reg( dim3 tid ) data.u32=(tid.x + (tid.y<<16) + (tid.z<<26)); const symbol *r0 = m_symbol_table->lookup("$r0"); - set_reg(r0,data); + if (r0){ + //No need to set pid if kernel doesn't use it + set_reg(r0,data); + } } void ptx_thread_info::print_insn( unsigned pc, FILE * fp ) const |