cachepc-qemu

Fork of AMDESE/qemu with changes for cachepc side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-qemu
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test_divu.c (474B)

      1#include <stdio.h>
      2
      3int main(void)
      4{
      5    int a, b, c;
      6    int result;
      7
      8    b = 0x120;
      9    c = 0x4;
     10    result = 0x48;
     11
     12    __asm
     13    ("l.divu  %0, %1, %2\n\t"
     14     : "=r"(a)
     15     : "r"(b), "r"(c)
     16    );
     17    if (a != result) {
     18        printf("divu error\n");
     19        return -1;
     20    }
     21
     22    result = 0x4;
     23    __asm
     24    ("l.divu %0, %1, %0\n\t"
     25     : "+r"(a)
     26     : "r"(b)
     27    );
     28    if (a != result) {
     29        printf("divu error\n");
     30        return -1;
     31    }
     32
     33    return 0;
     34}