qemu

FORK: QEMU emulator
git clone https://git.neptards.moe/neptards/qemu.git
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test_sfeqi.c (605B)

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