| # MACRO: exit | |
| .macro exit nr | |
| mov.w \nr, r1; | |
| # Trap function 1: exit(). | |
| mov.b #1, r0l; | |
| ste.b r0l, 0x400; | |
| .endm | |
| # MACRO: pass | |
| # Write 'pass' to stdout and quit | |
| .macro pass | |
| # Use stdout. | |
| mov.w #1, r1; | |
| # Point to the string. | |
| mov.w #1f, r2; | |
| # Number of bytes to write; push onto stack. | |
| push.w #5; | |
| # Adjust as the sim expects 3 byte offset. (!?) | |
| add.w #-3, sp; | |
| # Trap function 5: write(). | |
| mov.b #5, r0l; | |
| ste.b r0l, 0x400; | |
| exit #0 | |
| .data | |
| 1: .asciz "pass\n" | |
| .endm | |
| # MACRO: fail | |
| # Write 'fail' to stdout and quit | |
| .macro fail | |
| # Use stdout. | |
| mov.w #1, r1; | |
| # Point to the string. | |
| mov.w #1f, r2; | |
| # Number of bytes to write; push onto stack. | |
| push.w #5; | |
| # Adjust as the sim expects 3 byte offset. (!?) | |
| add.w #-3, sp; | |
| # Trap function 5: write(). | |
| mov.b #5, r0l; | |
| ste.b r0l, 0x400; | |
| exit #1 | |
| .data | |
| 1: .asciz "fail\n" | |
| .endm | |
| # MACRO: start | |
| # All assembler tests should start with a call to "start" | |
| .macro start | |
| .text | |
| .global _start | |
| _start: | |
| .endm |