h6. [[OS SWI Calls]] h6(. » [[OS_Heap]] h6((. » OS_Heap 1 h2. OS_ Heap 1 h5. (SWI &1D) |_<^{width:4em}. Entry | | |<^. R0 |<^. 1 | |<^. R1 |<^. Pointer to heap| |_<^{width:4em}. Exit | | |<^. R0 |<^. Preserved | |<^. R1 |<^. Preserved | |<^. R2 |<^. Largest free space | |<^. R3 |<^. Total free space | h4. Use The purpose of this call is to read the current status of a heap block. h4. See also * [[OS_Heap]]