1  /* Verify:
       2       * -fomit-frame-pointer -fsanitize=shadow-call-stack -fno-exceptions -ffixed-x18.
       3       * without outgoing.
       4       * total frame size <= 256.
       5       * callee-saved reg: x19, x30.
       6       * optimized code should use "stp   x19, x30, [sp, -x]!" to save x19, x30 in prologue.
       7       * optimized code should use "ldr   x19, [sp], x" to restore x19 only.  */
       8  
       9  /* { dg-do compile } */
      10  /* { dg-options "-O2 -fomit-frame-pointer -fsanitize=shadow-call-stack -fno-exceptions -ffixed-x18 --save-temps" } */
      11  
      12  #include "test_frame_common.h"
      13  
      14  t_frame_pattern (func1, 200, "x19")
      15  
      16  /* { dg-final { scan-assembler-times {stp\tx19, x30, \[sp, -[0-9]+\]!} 1 } } */
      17  /* { dg-final { scan-assembler {ldr\tx19, \[sp\], [0-9]+} } } */
      18