1 /* { dg-require-effective-target vect_int } */ 2 3 #include <stdarg.h> 4 #include "tree-vect.h" 5 6 #define N 64 7 8 unsigned char uX[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__))); 9 unsigned char uresultX[N]; 10 unsigned int uY[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__))); 11 unsigned char uresultY[N]; 12 13 /* Unsigned type demotion (si->qi) */ 14 15 __attribute__ ((noinline)) int foo1(int len)16foo1(int len) { 17 int i; 18 19 for (i=0; i<len; i++) { 20 uresultX[i] = uX[i]; 21 uresultY[i] = (unsigned char)uY[i]; 22 } 23 } 24 main(void)25int main (void) 26 { 27 int i; 28 29 check_vect (); 30 31 for (i=0; i<N; i++) { 32 uX[i] = 16-i; 33 uY[i] = 16-i; 34 __asm__ volatile (""); 35 } 36 37 foo1 (N); 38 39 for (i=0; i<N; i++) { 40 if (uresultX[i] != uX[i]) 41 abort (); 42 if (uresultY[i] != (unsigned char)uY[i]) 43 abort (); 44 } 45 46 return 0; 47 } 48 49 /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target vect_pack_trunc } } } */ 50 51