user: Demonstrate the C code that generates the assembly output below:

```asm
<outdyn64>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %rdi,%rbx
  mov    %rsi,%r13
  mov    %rsi,0x8(%rsp)
  mov    %edx,%edi
  shr    $0x4,%r13
  lea    0x8(%rsp),%rsi
  call   <getpiecestrtable@plt>
  mov    %rax,(%rsp)
  mov    $0x1,%edi
  call   <beginblock@plt>
  test   %r13,%r13
  jle    L142
  mov    $0x0,%r12d
  lea    D5(%rip),%r14
  lea    D40(%rip),%r15
  jmp    L184
L124:
  mov    %rax,%rsi
  mov    %r15,%rdi
  mov    $0x0,%eax
  call   <outf@plt>
  mov    $0x0,%eax
  call   <endblock@plt>
L177:
  add    $0x1,%r12
  add    $0x10,%rbx
  cmp    %r12,%r13
  je     L142
L184:
  mov    $0x0,%edi
  call   <beginblock@plt>
  mov    %r14,%rsi
  mov    (%rbx),%rdi
  call   <strdefint@plt>
  mov    %rax,%rdi
  call   <out@plt>
  mov    0x8(%rbx),%rbp
  mov    %rbp,%rsi
  mov    (%rbx),%rdi
  call   <strdynamicvalue@plt>
  test   %rax,%rax
  jne    L124
  mov    (%rbx),%rcx
  cmp    $0x92,%rcx
  jg     L90
  cmp    $0x7f,%rcx
  jle    L23
  add    $0xffffffffffffff80,%rcx
  mov    $0x1,%eax
  shl    %cl,%rax
  test   $0x2ff1f,%eax
  je     L152
L219:
  mov    %rbp,%rsi
  lea    D50(%rip),%rdi
  mov    $0x0,%eax
  call   <outf@plt>
  jmp    L87
L152:
  test   $0x400e0,%eax
  je     L78
  mov    %rbp,%rsi
  lea    D50(%rip),%rdi
  mov    $0x0,%eax
  call   <outf@plt>
  mov    (%rsp),%rax
  test   %rax,%rax
  je     L87
  cmp    %rbp,0x8(%rsp)
  jle    L87
  add    %rax,%rbp
  cmpb   $0x0,0x0(%rbp)
  je     L87
  mov    $0x0,%eax
  call   <endblock@plt>
  mov    %rbp,%rdi
  call   <outcomment@plt>
  jmp    L177
L78:
  cmp    $0x10,%ecx
  jne    L23
  mov    %r14,%rsi
  mov    %rbp,%rdi
  call   <strdefint@plt>
  mov    %rax,%rsi
  mov    %r15,%rdi
  mov    $0x0,%eax
  call   <outf@plt>
  jmp    L87
L90:
  cmp    $0x95,%rcx
  je     L135
  jle    L102
  sub    $0x96,%rcx
  cmp    $0x1,%rcx
  jbe    L219
L23:
  mov    %rbp,%rdi
  call   <straddress@plt>
  mov    %rax,%rsi
  mov    %r15,%rdi
  mov    $0x0,%eax
  call   <outf@plt>
  jmp    L87
L102:
  cmp    $0x93,%rcx
  je     L219
  cmp    $0x94,%rcx
  jne    L23
  lea    D47(%rip),%rsi
  mov    %rbp,%rdi
  call   <strdefflags@plt>
  mov    %rax,%rsi
  mov    %r15,%rdi
  mov    $0x0,%eax
  call   <outf@plt>
  jmp    L87
L135:
  lea    D38(%rip),%rsi
  mov    %rbp,%rdi
  call   <strdefflags@plt>
  mov    %rax,%rsi
  mov    %r15,%rdi
  mov    $0x0,%eax
  call   <outf@plt>
L87:
  mov    $0x0,%eax
  call   <endblock@plt>
  jmp    L177
L142:
  mov    $0x0,%eax
  call   <endblock@plt>
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D5
type_guessed: string
name: extract_symbolic_data
arguments: data_label: D40
type_guessed: string
name: extract_symbolic_data
arguments: data_label: D50
type_guessed: string
name: extract_symbolic_data
arguments: data_label: D47
type_guessed: string
name: extract_symbolic_data
arguments: data_label: D38
type_guessed: string

tool: D5: DT_

tool: D40: { %s }

tool: D50: { %ld }

tool: D47: DF_1_

tool: D38: DF_

assistant: ```c
void outdyn64(void const *ptr, long size, int ndx) {
  Elf64_Dyn const *dyns = ptr;
  long count = size / sizeof *dyns;
  char const *strtab;
  char const *str = NULL;
  long value;
  long i;
  strtab = getpiecestrtable(ndx, &size);
  beginblock(1);
  for (i = 0; i < count; ++i) {
    beginblock(0);
    (out(strdefint(dyns[i].d_tag, "DT_")));
    value = dyns[i].d_un.d_val;
    str = strdynamicvalue(dyns[i].d_tag, value);
    if (str) {
      outf("{ %s }", str);
      endblock();
      continue;
    }
    switch (dyns[i].d_tag) {
    case DT_NEEDED:
    case DT_RPATH:
    case DT_RUNPATH:
    case DT_SONAME:
      outf("{ %ld }", value);
      if (strtab && value < size && strtab[value])
        str = strtab + value;
      break;
    case DT_FLAGS:
      outf("{ %s }", strdefflags(value, "DF_"));
      break;
    case DT_FLAGS_1:
      outf("{ %s }", strdefflags(value, "DF_1_"));
      break;
    case DT_PLTREL:
      outf("{ %s }", strdefint(value, "DT_"));
      break;
    case DT_NULL:
    case DT_STRSZ:
    case DT_SYMENT:
    case DT_SYMINSZ:
    case DT_RELENT:
    case DT_RELSZ:
    case DT_RELAENT:
    case DT_RELASZ:
    case DT_SYMBOLIC:
    case DT_PLTRELSZ:
    case DT_BIND_NOW:
    case DT_INIT_ARRAYSZ:
    case DT_TEXTREL:
    case DT_FINI_ARRAYSZ:
    case DT_RELCOUNT:
    case DT_PREINIT_ARRAYSZ:
    case DT_RELACOUNT:
      outf("{ %ld }", value);
      break;
    default:
      outf("{ %s }", straddress(value));
      break;
    }
    endblock();
    if (str)
      outcomment(str);
  }
  endblock();
}
```