gcc/testsuite/gcc.target/vax/cpymem.c

   1 /* { dg-do compile } */
   2 /* { dg-skip-if "code quality test" { *-*-* } { "-O0" } { "" } } */
   3
   4 #include <stddef.h>
   5
   6 void *
   7 memcpy8 (void *to, const void *from, size_t size)
   8 {
   9   unsigned char s8 = size;
  10   return __builtin_memcpy (to, from, s8);
  11 }
  12
  13 /* Expect assembly like:
  14
  15         movl 4(%ap),%r6
  16         movzbl 12(%ap),%r7
  17         movl 8(%ap),%r8
  18         movc3 %r7,(%r8),(%r6)
  19         movl %r6,%r0
  20
  21  */
  22
  23 /* { dg-final { scan-assembler "\tmovc3 " } } */