1 #include <stdio.h>
2
main()3 int main ()
4 {
5 int out [] = {0, 0};
6 unsigned long long in [] = {0x405EE0A3D70A3D71ULL, 0x3FF0000000000000ULL};
7 __asm__ volatile("cfc1 $a1, $31" "\n\t"
8 "ldc1 $f0, 0(%0)" "\n\t"
9 "ctc1 $zero, $31" "\n\t"
10 "round.w.d $f0, $f0" "\n\t"
11 "cfc1 $a2, $31" "\n\t"
12 "sw $a2, 0(%1)" "\n\t"
13 "ldc1 $f0, 8(%0)" "\n\t"
14 "ctc1 $zero, $31" "\n\t"
15 "round.w.d $f0, $f0" "\n\t"
16 "cfc1 $a2, $31" "\n\t"
17 "sw $a2, 4(%1)" "\n\t"
18 "ctc1 $a1, $31" "\n\t"
19 :
20 : "r" (in), "r" (out)
21 : "a1", "a2", "t0", "$f0", "$f1"
22 );
23 printf("FCSR::1: 0x%x, 2: 0x%x\n", out[0], out[1]);
24 return 0;
25 }
26