user: 请从给定的汇编指令推导出C源代码:

```asm
<show_float>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  mov    %edi,%ebp
  push   %rbx
  sub    $0x18,%rsp
  call   <u2f@plt>
  mov    %ebp,%edi
  movss  %xmm0,0xc(%rsp)
  call   <get_exp@plt>
  mov    %ebp,%edi
  mov    %eax,%ebx
  call   <get_frac@plt>
  mov    %ebp,%edi
  mov    %eax,%r12d
  call   <get_sign@plt>
  movss  0xc(%rsp),%xmm0
  lea    D54(%rip),%rdi
  mov    %eax,%r13d
  mov    $0x1,%eax
  cvtss2sd %xmm0,%xmm0
  call   <printf@plt>
  xor    %eax,%eax
  mov    %r12d,%r8d
  mov    %ebx,%ecx
  mov    %r13d,%edx
  lea    D41(%rip),%rdi
  mov    %ebp,%esi
  call   <printf@plt>
  cmp    $0xff,%ebx
  je     L5
  test   %ebx,%ebx
  jne    L33
  pxor   %xmm0,%xmm0
  cmp    $0x1,%r13d
  mov    $0xffffff82,%ecx
  cvtsi2ss %r12d,%xmm0
  mulss  D8(%rip),%xmm0
  sbb    %edx,%edx
  and    $0xfffffffe,%edx
  lea    D53(%rip),%rsi
  add    $0x2d,%edx
  cvtss2sd %xmm0,%xmm0
L26:
  add    $0x18,%rsp
  lea    D76(%rip),%rdi
  mov    $0x1,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  jmp    10c0 <printf@plt>
  nopl   0x0(%rax,%rax,1)
L33:
  add    $0x800000,%r12d
  pxor   %xmm0,%xmm0
  cmp    $0x1,%r13d
  cvtsi2ss %r12d,%xmm0
  sbb    %edx,%edx
  lea    -0x7f(%rbx),%ecx
  mulss  D8(%rip),%xmm0
  and    $0xfffffffe,%edx
  lea    D49(%rip),%rsi
  add    $0x2d,%edx
  cvtss2sd %xmm0,%xmm0
  jmp    L26
  nopl   0x0(%rax)
L5:
  test   %r12d,%r12d
  jne    L8
  cmp    $0x1,%r13d
  lea    D69(%rip),%rdi
  sbb    %esi,%esi
  add    $0x18,%rsp
  xor    %eax,%eax
  and    $0xfffffffe,%esi
  pop    %rbx
  pop    %rbp
  add    $0x2d,%esi
  pop    %r12
  pop    %r13
  jmp    10c0 <printf@plt>
  nopl   0x0(%rax)
L8:
  add    $0x18,%rsp
  lea    D61(%rip),%rdi
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  jmp    10a0 <puts@plt>
```

tool_calls: name: retrieve_data
arguments: data_tag: D54
type_guessed: string
name: retrieve_data
arguments: data_tag: D41
type_guessed: string
name: retrieve_data
arguments: data_tag: D8
type_guessed: byte[4]
name: retrieve_data
arguments: data_tag: D53
type_guessed: string
name: retrieve_data
arguments: data_tag: D76
type_guessed: string
name: retrieve_data
arguments: data_tag: D49
type_guessed: string
name: retrieve_data
arguments: data_tag: D69
type_guessed: string
name: retrieve_data
arguments: data_tag: D61
type_guessed: string

tool: D54: 
Floating point value %.10g


tool: D41: Bit Representation 0x%.8x, sign = %x, exponent = 0x%.2x, fraction = 0x%.6x


tool: {"D8": [0x00,0x00,0x00,0x34]}

tool: D53: Denormalized

tool: D76: %s.  %c%.10f X 2^(%d)


tool: D49: Normalized

tool: D69: %cInfinity


tool: D61: Not-A-Number

assistant: ```c
void show_float(unsigned uf) {
  float f = u2f(uf);
  unsigned exp = get_exp(uf);
  unsigned frac = get_frac(uf);
  unsigned sign = get_sign(uf);
  printf("\nFloating point value %.10g\n", f);
  printf("Bit Representation 0x%.8x, sign = %x, exponent = 0x%.2x, fraction = 0x%.6x\n", uf, sign, exp, frac);
  if (exp == ((1 << 8) - 1)) {
    if (frac == 0) {
      printf("%cInfinity\n", sign ? '-' : '+');
    } else
      printf("Not-A-Number\n");
  } else {
    int denorm = (exp == 0);
    int uexp = denorm ? 1 - ((1 << (8 - 1)) - 1) : exp - ((1 << (8 - 1)) - 1);
    int mantissa = denorm ? frac : frac + (1 << 23);
    float fman = (float)mantissa / (float)(1 << 23);
    printf("%s.  %c%.10f X 2^(%d)\n", denorm ? "Denormalized" : "Normalized", sign ? '-' : '+', fman, uexp);
  }
}
```