gcc/testsuite/gcc.target/aarch64/f16_mov_immediate_1.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O3" } */
   3 /* { dg-require-effective-target arm_v8_2a_fp16_scalar_ok } */
   4 /* { dg-add-options arm_v8_2a_fp16_scalar } */
   5
   6 extern __fp16 foo ();
   7 extern void bar (__fp16* x);
   8
   9 void f1 ()
  10 {
  11   volatile __fp16 a = 17.0;
  12 }
  13
  14
  15 void f2 (__fp16 *a)
  16 {
  17   *a = 17.0;
  18 }
  19
  20 void f3 ()
  21 {
  22   __fp16 b = foo ();
  23   b = 17.0;
  24   bar (&b);
  25 }
  26
  27 __fp16 f4 ()
  28 {
  29   __fp16 a = 0;
  30   __fp16 b = 1;
  31   __fp16 c = 2;
  32   __fp16 d = 4;
  33
  34   __fp16 z = a + b;
  35   z = z + c;
  36   z = z - d;
  37   return z;
  38 }
  39
  40 __fp16 f5 ()
  41 {
  42   __fp16 a = 16;
  43   bar (&a);
  44   return a;
  45 }
  46
  47 /* { dg-final { scan-assembler-times "mov\tw\[0-9\]+, #?19520"           3 } } */
  48 /* { dg-final { scan-assembler-times "movi\tv\[0-9\]+\\\.4h, 0xbc, lsl 8"  1 } } */
  49 /* { dg-final { scan-assembler-times "movi\tv\[0-9\]+\\\.4h, 0x4c, lsl 8"  1 } } */