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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [vect/] [slp-36.c] - Rev 298
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/* { dg-do compile } */ /* { dg-require-effective-target vect_int } */ /* { dg-require-effective-target vect_shift } */ #define N 32 /* All the loops are vectorizable on platforms with vector shift argument. */ void test_1 (void) { static unsigned int bm[N]; static unsigned int cm[N]; int j; /* Vectorizable on platforms with scalar shift argument. */ for (j = 0; j < N/2; j++) { bm[2*j] <<= 8; bm[2*j+1] <<= 8; } /* Not vectorizable on platforms with scalar shift argument. */ for (j = 0; j < N/2; j++) { cm[2*j] <<= 8; cm[2*j+1] <<= 7; } } void test_2 (int a, int b) { static unsigned int bm[N]; static unsigned int cm[N]; int j; /* Vectorizable on platforms with scalar shift argument. */ for (j = 0; j < N/2; j++) { bm[2*j] <<= a; bm[2*j+1] <<= a; } /* Not vectorizable on platforms with scalar shift argument. */ for (j = 0; j < N/2; j++) { cm[2*j] <<= a; cm[2*j+1] <<= b; } } void test_3 (void) { static unsigned int bm[N]; int am[N]; int j; /* Not vectorizable on platforms with scalar shift argument. */ for (j = 0; j < N/2; j++) { bm[2*j] <<= am[j]; bm[2*j+1] <<= am[j]; } /* Not vectorizable on platforms with scalar shift argument. */ for (j = 0; j < N/2; j++) { bm[2*j] <<= am[2*j]; bm[2*j+1] <<= am[2*j+1]; } } /* { dg-final { cleanup-tree-dump "vect" } } */