RTEMS 4.9.5 On-Line Library

Blackfin Specific Information Parameter Passing

RTEMS CPU Architecture Supplement

3.2.3: Parameter Passing

RTEMS assumes that the Blackfin GCC calling convention is followed. The first three parameters are stored in registers R0, R1, and R2. All other parameters are put pushed on the stack. The result is returned through register R0.

RTEMS CPU Architecture Supplement