- IAR Embedded Workbench for RL78 5.20
- IAR C/C++ Development
- Compiler options
- Descriptions of compiler options
- --generate_callt_runtime_library_calls
--generate_callt_runtime_library_calls
In this section:
Syntax
--generate_callt_runtime_library_calls
Description
Use this option to generate __callt runtime library calls, which means the CALLT instruction is used when calling the most frequently used runtime library routines. This will reduce code size.
Caution
Project>Options>C/C++ Compiler>Optimizations>Enable callt runtime library calls.