diff options
Diffstat (limited to 'src/cuda-sim/instructions.cc')
| -rw-r--r-- | src/cuda-sim/instructions.cc | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/src/cuda-sim/instructions.cc b/src/cuda-sim/instructions.cc index 71286c9..e53aaab 100644 --- a/src/cuda-sim/instructions.cc +++ b/src/cuda-sim/instructions.cc @@ -154,7 +154,9 @@ ptx_reg_t ptx_thread_info::get_operand_value( const operand_info &op, operand_in } else if ( op.is_local() ) { result.u64 = op.get_symbol()->get_address(); } else if ( op.is_function_address() ) { - result.u64 = (size_t)op.get_symbol()->get_pc(); + result.u64 = (size_t)op.get_symbol()->get_pc(); + } else if ( op.is_param_kernel()) { + result.u64 = op.get_symbol()->get_address(); } else { const char *name = op.name().c_str(); printf("GPGPU-Sim PTX: ERROR ** get_operand_value : unknown operand type for %s\n", name ); @@ -1466,7 +1468,19 @@ void call_impl( const ptx_instruction *pI, ptx_thread_info *thread ) const operand_info &target = pI->func_addr(); assert( target.is_function_address() ); const symbol *func_addr = target.get_symbol(); - const function_info *target_func = func_addr->get_pc(); + function_info *target_func = func_addr->get_pc(); + if (target_func->is_pdom_set()) { + printf("GPGPU-Sim PTX: PDOM analysis already done for %s \n", target_func->get_name().c_str() ); + } else { + printf("GPGPU-Sim PTX: finding reconvergence points for \'%s\'...\n", target_func->get_name().c_str() ); + /* + * Some of the instructions like printf() gives the gpgpusim the wrong impression that it is a function call. + * As printf() doesnt have a body like functions do, doing pdom analysis for printf() causes a crash. + */ + if (target_func->get_function_size() >0) + target_func->do_pdom(); + target_func->set_pdom(); + } // check that number of args and return match function requirements if( pI->has_return() ^ target_func->has_return() ) { |