| .text | |
| .global _start | |
| _start: | |
| _reset_handler: | |
| xor r0, r0, r0 | |
| mvhi r1, hi(_start) | |
| ori r1, r1, lo(_start) | |
| wcsr eba, r1 | |
| wcsr deba, r1 | |
| bi _main | |
| nop | |
| nop | |
| _breakpoint_handler: | |
| ori r25, r25, 1 | |
| addi ra, ba, 4 | |
| ret | |
| nop | |
| nop | |
| nop | |
| nop | |
| nop | |
| _instruction_bus_error_handler: | |
| ori r25, r25, 2 | |
| addi ra, ea, 4 | |
| ret | |
| nop | |
| nop | |
| nop | |
| nop | |
| nop | |
| _watchpoint_handler: | |
| ori r25, r25, 4 | |
| addi ra, ba, 4 | |
| ret | |
| nop | |
| nop | |
| nop | |
| nop | |
| nop | |
| _data_bus_error_handler: | |
| ori r25, r25, 8 | |
| addi ra, ea, 4 | |
| ret | |
| nop | |
| nop | |
| nop | |
| nop | |
| nop | |
| _divide_by_zero_handler: | |
| ori r25, r25, 16 | |
| addi ra, ea, 4 | |
| ret | |
| nop | |
| nop | |
| nop | |
| nop | |
| nop | |
| _interrupt_handler: | |
| ori r25, r25, 32 | |
| addi ra, ea, 4 | |
| ret | |
| nop | |
| nop | |
| nop | |
| nop | |
| nop | |
| _system_call_handler: | |
| ori r25, r25, 64 | |
| addi ra, ea, 4 | |
| ret | |
| nop | |
| nop | |
| nop | |
| nop | |
| nop | |