qemu

FORK: QEMU emulator
git clone https://git.neptards.moe/neptards/qemu.git
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test_sfeq.c (656B)

      1 #include <stdio.h>
      2 
      3 int main(void)
      4 {
      5     int a, b;
      6     int result;
      7 
      8     a = 0x1;
      9     b = 0x80;
     10     result = 0x2;
     11     __asm
     12     ("1:\n\t"
     13      "l.addi   %0, %0, 0x1\n\t"
     14      "l.sfeq   %0, %1\n\t"
     15      "l.bf     1b\n\t"
     16      "l.nop\n\t"
     17      : "+r"(a)
     18      : "r"(b)
     19     );
     20     if (a != result) {
     21         printf("sfeq error\n");
     22         return -1;
     23     }
     24 
     25     a = 0x7f;
     26     b = 0x80;
     27     result = 0x81;
     28     __asm
     29     ("2:\n\t"
     30      "l.addi   %0, %0, 0x1\n\t"
     31      "l.sfeq   %0, %1\n\t"
     32      "l.bf     2b\n\t"
     33      "l.nop\n\t"
     34      : "+r"(a)
     35      : "r"(b)
     36     );
     37     if (a != result) {
     38         printf("sfeq error\n");
     39         return -1;
     40     }
     41 
     42     return 0;
     43 }