| # Test that stack data is preserved across function calls | |
| -- asm | |
| stb [r10-4], 0x01 | |
| stb [r10-3], 0x02 | |
| stb [r10-2], 0x03 | |
| stb [r10-1], 0x04 | |
| # memfrob | |
| mov r1, r10 | |
| mov r2, 0x4 | |
| sub r1, r2 | |
| call 1 | |
| mov r1, 0 | |
| ldxb r2, [r10-4] | |
| ldxb r3, [r10-3] | |
| ldxb r4, [r10-2] | |
| ldxb r5, [r10-1] | |
| call 0 # gather_bytes | |
| xor r0, 0x2a2a2a2a # undo memfrob | |
| exit | |
| -- result | |
| 0x01020304 | |
| -- no register offset | |
| call instruction |