gcc/testsuite/gcc.target/aarch64/movi_1.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2" } */
   3
   4 void
   5 dummy (short* b)
   6 {
   7   /* { dg-final { scan-assembler "movi\tv\[0-9\]+\.4h, 0x4, lsl 8" } } */
   8   /* { dg-final { scan-assembler-not "movi\tv\[0-9\]+\.4h, 0x400" } } */
   9   /* { dg-final { scan-assembler-not "movi\tv\[0-9\]+\.4h, 1024" } } */
  10   register short x asm ("h8") = 1024;
  11   asm volatile ("" : : "w" (x));
  12   *b = x;
  13 }