gcc/testsuite/gcc.target/aarch64/eon_1.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2" } */
   3
   4 /* { dg-final { scan-assembler-not "\tf?mov\t" } } */
   5
   6 typedef long long int64_t;
   7 typedef int64_t int64x1_t __attribute__ ((__vector_size__ (8)));
   8
   9 /* { dg-final { scan-assembler-times "\\teon\\tx\[0-9\]+, x\[0-9\]+, x\[0-9\]+" 1 } } */
  10
  11 int64_t
  12 test_eon (int64_t a, int64_t b)
  13 {
  14   return a ^ ~b;
  15 }
  16
  17 /* { dg-final { scan-assembler-times "\\tmvn\\tx\[0-9\]+, x\[0-9\]+" 1 } } */
  18 int64_t
  19 test_not (int64_t a)
  20 {
  21   return ~a;
  22 }
  23
  24 /* There is no eon for SIMD regs; we prefer eor+mvn to mov+mov+eon+mov.  */
  25
  26 /* { dg-final { scan-assembler-times "\\teor\\tv\[0-9\]+\.8b, v\[0-9\]+\.8b, v\[0-9\]+\.8b" 1 } } */
  27 /* { dg-final { scan-assembler-times "\\tmvn\\tv\[0-9\]+\.8b, v\[0-9\]+\.8b" 2 } } */
  28 int64x1_t
  29 test_vec_eon (int64x1_t a, int64x1_t b)
  30 {
  31   return a ^ ~b;
  32 }
  33
  34 int64x1_t
  35 test_vec_not (int64x1_t a)
  36 {
  37   return ~a;
  38 }
  39