gcc/testsuite/gcc.dg/torture/arm-fp16-compile-convert.c

   1 /* { dg-do compile { target arm*-*-* } } */
   2 /* { dg-options "-mfp16-format=ieee" } */
   3
   4 /* Test basic assignments and conversions for __fp16.  */
   5
   6 __fp16 h1 = 0.0;
   7 __fp16 h2 = 1234.0;
   8 char c1 = 1;
   9 char c2 = 2;
  10 short s1 = 10;
  11 short s2 = 20;
  12 int i1 = -100;
  13 int i2 = -200;
  14 long long l1 = 1000.0;
  15 long long l2 = 2000.0;
  16 double d1 = -10000.0;
  17 double d2 = -20000.0;
  18
  19 void f (void)
  20 {
  21   c1 = h1;
  22   h2 = c2;
  23
  24   h1 = s1;
  25   s2 = h2;
  26
  27   i1 = h1;
  28   h2 = i2;
  29
  30   h1 = l1;
  31   l2 = h2;
  32
  33   d1 = h1;
  34   h2 = d2;
  35 }
  36
  37 /* Make sure we are not falling through to undefined libcalls.  */
  38 /* { dg-final { scan-assembler-not "__float.ihf" } } */
  39 /* { dg-final { scan-assembler-not "__fixhf.i" } } */
  40 /* { dg-final { scan-assembler-not "__trunc.fhf" } } */
  41 /* { dg-final { scan-assembler-not "__extendhf.f" } } */