gcc/testsuite/gcc.dg/sh4a-memmovua.c

   1 /* Verify that we generate movua to copy unaligned memory regions to
   2    32-bit-aligned addresses.  */
   3 /* { dg-do compile { target "sh*-*-*" } } */
   4 /* { dg-options "-O" } */
   5 /* { dg-final { scan-assembler-times "\tmovua\\.l\t(.*)+" 2 } } */
   6
   7 #ifdef __SH4A__
   8 #include <stdlib.h>
   9
  10 struct s { int i; char a[10], b[10]; } x;
  11 int f() {
  12   memcpy(x.a, x.b, 10);
  13 }
  14 #else
  15 asm ("movua.l\t+");
  16 asm ("movua.l\t+");
  17 #endif