1 /* From PR rtl-optimization/19683. On little-endian MIPS targets,
2 reload would incorrectly inherit the high part of the multiplication
4 /* { dg-do run { target mips*-*-* } } */
6 extern void abort (void);
7 extern void exit (int);
9 #define REPEAT10(X, Y) \
10 X(Y##0); X(Y##1); X(Y##2); X(Y##3); X(Y##4); \
11 X(Y##5); X(Y##6); X(Y##7); X(Y##8); X(Y##9)
13 #define REPEAT30(X) REPEAT10 (X, 0); REPEAT10 (X, 1); REPEAT10 (X, 2)
14 #define IN(X) unsigned int x##X = ptr[0]
15 #define OUT(X) ptr[0] = x##X
17 union u { unsigned long long ll; unsigned int i[2]; };
19 unsigned int __attribute__ ((nomips16))
20 foo (volatile unsigned int *ptr)
25 u.ll = (unsigned long long) ptr[0] * ptr[0];
28 asm ("#" : "=l" (result) : "l" (u.i[1]));
32 int __attribute__ ((nomips16))
35 unsigned int array[] = { 1000 * 1000 * 1000 };
38 u.ll = (unsigned long long) array[0] * array[0];
39 if (foo (array) != u.i[1])