| .section .text.start |
| .global testcollection |
| |
| /* zero-initialize all registers */ |
| addi x1, zero, 0 |
| addi x2, zero, 0 |
| addi x3, zero, 0 |
| addi x4, zero, 0 |
| addi x5, zero, 0 |
| addi x6, zero, 0 |
| addi x7, zero, 0 |
| addi x8, zero, 0 |
| addi x9, zero, 0 |
| addi x10, zero, 0 |
| addi x11, zero, 0 |
| addi x12, zero, 0 |
| addi x13, zero, 0 |
| addi x14, zero, 0 |
| addi x15, zero, 0 |
| addi x16, zero, 0 |
| addi x17, zero, 0 |
| addi x18, zero, 0 |
| addi x19, zero, 0 |
| addi x20, zero, 0 |
| addi x21, zero, 0 |
| addi x22, zero, 0 |
| addi x23, zero, 0 |
| addi x24, zero, 0 |
| addi x25, zero, 0 |
| addi x26, zero, 0 |
| addi x27, zero, 0 |
| addi x28, zero, 0 |
| addi x29, zero, 0 |
| addi x30, zero, 0 |
| addi x31, zero, 0 |
| |
| /* set stack pointer */ |
| lui sp, %hi(64*1024) |
| addi sp, sp, %lo(64*1024) |
| |
| /* push zeros on the stack for argc and argv */ |
| /* (stack is aligned to 16 bytes in riscv calling convention) */ |
| addi sp,sp,-16 |
| sw zero,0(sp) |
| sw zero,4(sp) |
| sw zero,8(sp) |
| sw zero,12(sp) |
| |
| /* call test */ |
| call testcollection |
| |
| /* write test results */ |
| lui x1, %hi(0x10000000) |
| addi x1, x1, %lo(0x10000000) |
| sw x5, 0(x1) |
| |
| ebreak |
