gcc/testsuite/gcc.target/aarch64/f16_mov_immediate_2.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 #include <arm_fp16.h>
   7
   8 float16_t f0(void)
   9 {
  10   float16_t x = 0.0f;
  11   return x;
  12 }
  13
  14 float16_t fn1(void)
  15 {
  16   float16_t x = -0.0f;
  17   return x;
  18 }
  19
  20 float16_t f1(void)
  21 {
  22   float16_t x = 256.0f;
  23   return x;
  24 }
  25
  26 float16_t f2(void)
  27 {
  28   float16_t x = 123256.0f;
  29   return x;
  30 }
  31
  32 float16_t f3(void)
  33 {
  34   float16_t x = 17.0;
  35   return x;
  36 }
  37
  38 /* { dg-final { scan-assembler-times "movi\tv\[0-9\]+\\\.4h, ?#0"         1 } } */
  39 /* { dg-final { scan-assembler-times "movi\tv\[0-9\]+\\\.4h, 0x80, lsl 8" 1 } } */
  40 /* { dg-final { scan-assembler-times "movi\tv\[0-9\]+\\\.4h, 0x5c, lsl 8" 1 } } */
  41 /* { dg-final { scan-assembler-times "movi\tv\[0-9\]+\\\.4h, 0x7c, lsl 8" 1 } } */
  42
  43 /* { dg-final { scan-assembler-times {fmov\th[0-9]+, #?1.7e\+1}           1 } } */