user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<ShiftByAmount>:
  endbr64
  push   %rbp
  mov    %esi,%ebp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x8,%rsp
  call   <strLen@plt>
  test   %eax,%eax
  jle    L138
  mov    %eax,%edx
  lea    -0x1(%rax),%eax
  cmp    $0xe,%eax
  jbe    L117
  movd   %ebp,%xmm6
  mov    %edx,%ecx
  pxor   %xmm13,%xmm13
  mov    %rbx,%rax
  movdqa D18(%rip),%xmm5
  pshufd $0x0,%xmm6,%xmm9
  pxor   %xmm6,%xmm6
  shr    $0x4,%ecx
  movdqa %xmm6,%xmm7
  sub    $0x1,%ecx
  movdqa D31(%rip),%xmm12
  movdqa D34(%rip),%xmm11
  pcmpgtd %xmm5,%xmm7
  shl    $0x4,%rcx
  pxor   %xmm10,%xmm10
  lea    0x10(%rbx,%rcx,1),%rcx
  nopl   0x0(%rax,%rax,1)
L50:
  movdqu (%rax),%xmm1
  movdqa %xmm13,%xmm0
  movdqa %xmm10,%xmm3
  movdqa %xmm7,%xmm14
  movdqa %xmm7,%xmm15
  add    $0x10,%rax
  pcmpgtb %xmm1,%xmm0
  movdqa %xmm1,%xmm2
  punpcklbw %xmm0,%xmm2
  punpckhbw %xmm0,%xmm1
  paddw  %xmm12,%xmm2
  paddw  %xmm12,%xmm1
  pcmpgtw %xmm2,%xmm3
  movdqa %xmm2,%xmm0
  movdqa %xmm1,%xmm4
  punpcklwd %xmm3,%xmm0
  punpckhwd %xmm3,%xmm2
  movdqa %xmm10,%xmm3
  pcmpgtw %xmm1,%xmm3
  paddd  %xmm9,%xmm0
  paddd  %xmm9,%xmm2
  movdqa %xmm0,%xmm8
  punpckldq %xmm0,%xmm8
  punpcklwd %xmm3,%xmm4
  pmuludq %xmm8,%xmm14
  punpckhwd %xmm3,%xmm1
  movdqa %xmm6,%xmm3
  paddd  %xmm9,%xmm4
  paddd  %xmm9,%xmm1
  pcmpgtd %xmm8,%xmm3
  pmuludq %xmm5,%xmm8
  pmuludq %xmm5,%xmm3
  paddq  %xmm14,%xmm3
  movdqa %xmm6,%xmm14
  psllq  $0x20,%xmm3
  paddq  %xmm3,%xmm8
  movdqa %xmm0,%xmm3
  punpckhdq %xmm0,%xmm3
  pcmpgtd %xmm3,%xmm14
  pmuludq %xmm3,%xmm15
  pmuludq %xmm5,%xmm3
  pmuludq %xmm5,%xmm14
  paddq  %xmm15,%xmm14
  movdqa %xmm7,%xmm15
  psllq  $0x20,%xmm14
  paddq  %xmm14,%xmm3
  movdqa %xmm0,%xmm14
  shufps $0xdd,%xmm3,%xmm8
  movdqa %xmm8,%xmm3
  psrad  $0x1f,%xmm14
  psrad  $0x3,%xmm3
  psubd  %xmm14,%xmm3
  movdqa %xmm7,%xmm14
  movdqa %xmm3,%xmm8
  pslld  $0x1,%xmm3
  paddd  %xmm8,%xmm3
  pslld  $0x2,%xmm3
  paddd  %xmm8,%xmm3
  movdqa %xmm2,%xmm8
  pslld  $0x1,%xmm3
  punpckldq %xmm2,%xmm8
  psubd  %xmm3,%xmm0
  pmuludq %xmm8,%xmm14
  movdqa %xmm6,%xmm3
  pcmpgtd %xmm8,%xmm3
  pmuludq %xmm5,%xmm8
  pmuludq %xmm5,%xmm3
  paddq  %xmm14,%xmm3
  movdqa %xmm6,%xmm14
  psllq  $0x20,%xmm3
  paddq  %xmm3,%xmm8
  movdqa %xmm2,%xmm3
  punpckhdq %xmm2,%xmm3
  pcmpgtd %xmm3,%xmm14
  pmuludq %xmm3,%xmm15
  pmuludq %xmm5,%xmm3
  pmuludq %xmm5,%xmm14
  paddq  %xmm15,%xmm14
  psllq  $0x20,%xmm14
  paddq  %xmm14,%xmm3
  movdqa %xmm2,%xmm14
  shufps $0xdd,%xmm3,%xmm8
  movdqa %xmm8,%xmm3
  psrad  $0x1f,%xmm14
  psrad  $0x3,%xmm3
  psubd  %xmm14,%xmm3
  movdqa %xmm7,%xmm14
  movdqa %xmm3,%xmm8
  pslld  $0x1,%xmm3
  paddd  %xmm8,%xmm3
  pslld  $0x2,%xmm3
  paddd  %xmm8,%xmm3
  movdqa %xmm7,%xmm8
  pslld  $0x1,%xmm3
  psubd  %xmm3,%xmm2
  movdqa %xmm0,%xmm3
  punpcklwd %xmm2,%xmm0
  punpckhwd %xmm2,%xmm3
  movdqa %xmm0,%xmm2
  punpcklwd %xmm3,%xmm0
  punpckhwd %xmm3,%xmm2
  movdqa %xmm6,%xmm3
  punpcklwd %xmm2,%xmm0
  movdqa %xmm4,%xmm2
  punpckldq %xmm4,%xmm2
  pand   %xmm11,%xmm0
  pcmpgtd %xmm2,%xmm3
  pmuludq %xmm2,%xmm8
  pmuludq %xmm5,%xmm2
  pmuludq %xmm5,%xmm3
  paddq  %xmm8,%xmm3
  movdqa %xmm6,%xmm8
  psllq  $0x20,%xmm3
  paddq  %xmm3,%xmm2
  movdqa %xmm4,%xmm3
  punpckhdq %xmm4,%xmm3
  pcmpgtd %xmm3,%xmm8
  pmuludq %xmm3,%xmm14
  pmuludq %xmm5,%xmm3
  pmuludq %xmm5,%xmm8
  paddq  %xmm14,%xmm8
  movdqa %xmm7,%xmm14
  psllq  $0x20,%xmm8
  paddq  %xmm8,%xmm3
  movdqa %xmm7,%xmm8
  shufps $0xdd,%xmm3,%xmm2
  movdqa %xmm4,%xmm3
  psrad  $0x3,%xmm2
  psrad  $0x1f,%xmm3
  psubd  %xmm3,%xmm2
  movdqa %xmm2,%xmm3
  pslld  $0x1,%xmm3
  paddd  %xmm2,%xmm3
  pslld  $0x2,%xmm3
  paddd  %xmm2,%xmm3
  pslld  $0x1,%xmm3
  psubd  %xmm3,%xmm4
  movdqa %xmm6,%xmm3
  movdqa %xmm4,%xmm2
  movdqa %xmm1,%xmm4
  punpckldq %xmm1,%xmm4
  pcmpgtd %xmm4,%xmm3
  pmuludq %xmm4,%xmm8
  pmuludq %xmm5,%xmm4
  pmuludq %xmm5,%xmm3
  paddq  %xmm8,%xmm3
  movdqa %xmm6,%xmm8
  psllq  $0x20,%xmm3
  paddq  %xmm3,%xmm4
  movdqa %xmm1,%xmm3
  punpckhdq %xmm1,%xmm3
  pcmpgtd %xmm3,%xmm8
  pmuludq %xmm3,%xmm14
  pmuludq %xmm5,%xmm3
  pmuludq %xmm5,%xmm8
  paddq  %xmm14,%xmm8
  psllq  $0x20,%xmm8
  paddq  %xmm8,%xmm3
  shufps $0xdd,%xmm3,%xmm4
  movdqa %xmm1,%xmm3
  psrad  $0x3,%xmm4
  psrad  $0x1f,%xmm3
  psubd  %xmm3,%xmm4
  movdqa %xmm4,%xmm3
  pslld  $0x1,%xmm3
  paddd  %xmm4,%xmm3
  pslld  $0x2,%xmm3
  paddd  %xmm4,%xmm3
  pslld  $0x1,%xmm3
  psubd  %xmm3,%xmm1
  movdqa %xmm2,%xmm3
  punpcklwd %xmm1,%xmm2
  punpckhwd %xmm1,%xmm3
  movdqa %xmm2,%xmm1
  punpcklwd %xmm3,%xmm2
  punpckhwd %xmm3,%xmm1
  punpcklwd %xmm1,%xmm2
  pand   %xmm11,%xmm2
  packuswb %xmm2,%xmm0
  paddb  D23(%rip),%xmm0
  movups %xmm0,-0x10(%rax)
  cmp    %rcx,%rax
  jne    L50
  mov    %edx,%eax
  and    $0xfffffff0,%eax
  test   $0xf,%dl
  je     L138
L26:
  movslq %eax,%rdi
  add    %rbx,%rdi
  movsbl (%rdi),%ecx
  lea    -0x61(%rbp,%rcx,1),%esi
  movslq %esi,%rcx
  mov    %esi,%r8d
  imul   $0x4ec4ec4f,%rcx,%rcx
  sar    $0x1f,%r8d
  sar    $0x23,%rcx
  sub    %r8d,%ecx
  imul   $0x1a,%ecx,%ecx
  sub    %ecx,%esi
  lea    0x1(%rax),%ecx
  add    $0x61,%esi
  mov    %sil,(%rdi)
  cmp    %edx,%ecx
  jge    L138
  movslq %ecx,%rcx
  lea    (%rbx,%rcx,1),%rsi
  movsbl (%rsi),%ecx
  lea    -0x61(%rbp,%rcx,1),%edi
  movslq %edi,%rcx
  mov    %edi,%r8d
  imul   $0x4ec4ec4f,%rcx,%rcx
  sar    $0x1f,%r8d
  sar    $0x23,%rcx
  sub    %r8d,%ecx
  imul   $0x1a,%ecx,%ecx
  sub    %ecx,%edi
  lea    0x2(%rax),%ecx
  add    $0x61,%edi
  mov    %dil,(%rsi)
  cmp    %edx,%ecx
  jge    L138
  movslq %ecx,%rcx
  lea    (%rbx,%rcx,1),%rsi
  movsbl (%rsi),%ecx
  lea    -0x61(%rbp,%rcx,1),%edi
  movslq %edi,%rcx
  mov    %edi,%r8d
  imul   $0x4ec4ec4f,%rcx,%rcx
  sar    $0x1f,%r8d
  sar    $0x23,%rcx
  sub    %r8d,%ecx
  imul   $0x1a,%ecx,%ecx
  sub    %ecx,%edi
  lea    0x3(%rax),%ecx
  add    $0x61,%edi
  mov    %dil,(%rsi)
  cmp    %ecx,%edx
  jle    L138
  movslq %ecx,%rcx
  lea    (%rbx,%rcx,1),%rsi
  movsbl (%rsi),%ecx
  lea    -0x61(%rbp,%rcx,1),%edi
  movslq %edi,%rcx
  mov    %edi,%r8d
  imul   $0x4ec4ec4f,%rcx,%rcx
  sar    $0x1f,%r8d
  sar    $0x23,%rcx
  sub    %r8d,%ecx
  imul   $0x1a,%ecx,%ecx
  sub    %ecx,%edi
  lea    0x4(%rax),%ecx
  add    $0x61,%edi
  mov    %dil,(%rsi)
  cmp    %ecx,%edx
  jle    L138
  movslq %ecx,%rcx
  lea    (%rbx,%rcx,1),%rsi
  movsbl (%rsi),%ecx
  lea    -0x61(%rbp,%rcx,1),%edi
  movslq %edi,%rcx
  mov    %edi,%r8d
  imul   $0x4ec4ec4f,%rcx,%rcx
  sar    $0x1f,%r8d
  sar    $0x23,%rcx
  sub    %r8d,%ecx
  imul   $0x1a,%ecx,%ecx
  sub    %ecx,%edi
  lea    0x5(%rax),%ecx
  add    $0x61,%edi
  mov    %dil,(%rsi)
  cmp    %ecx,%edx
  jle    L138
  movslq %ecx,%rcx
  lea    (%rbx,%rcx,1),%rsi
  movsbl (%rsi),%ecx
  lea    -0x61(%rbp,%rcx,1),%edi
  movslq %edi,%rcx
  mov    %edi,%r8d
  imul   $0x4ec4ec4f,%rcx,%rcx
  sar    $0x1f,%r8d
  sar    $0x23,%rcx
  sub    %r8d,%ecx
  imul   $0x1a,%ecx,%ecx
  sub    %ecx,%edi
  lea    0x6(%rax),%ecx
  add    $0x61,%edi
  mov    %dil,(%rsi)
  cmp    %ecx,%edx
  jle    L138
  movslq %ecx,%rcx
  lea    (%rbx,%rcx,1),%rsi
  movsbl (%rsi),%ecx
  lea    -0x61(%rbp,%rcx,1),%edi
  movslq %edi,%rcx
  mov    %edi,%r8d
  imul   $0x4ec4ec4f,%rcx,%rcx
  sar    $0x1f,%r8d
  sar    $0x23,%rcx
  sub    %r8d,%ecx
  imul   $0x1a,%ecx,%ecx
  sub    %ecx,%edi
  lea    0x7(%rax),%ecx
  add    $0x61,%edi
  mov    %dil,(%rsi)
  cmp    %ecx,%edx
  jle    L138
  movslq %ecx,%rcx
  lea    (%rbx,%rcx,1),%rsi
  movsbl (%rsi),%ecx
  lea    -0x61(%rbp,%rcx,1),%edi
  movslq %edi,%rcx
  mov    %edi,%r8d
  imul   $0x4ec4ec4f,%rcx,%rcx
  sar    $0x1f,%r8d
  sar    $0x23,%rcx
  sub    %r8d,%ecx
  imul   $0x1a,%ecx,%ecx
  sub    %ecx,%edi
  lea    0x8(%rax),%ecx
  add    $0x61,%edi
  mov    %dil,(%rsi)
  cmp    %ecx,%edx
  jle    L138
  movslq %ecx,%rcx
  lea    (%rbx,%rcx,1),%rsi
  movsbl (%rsi),%ecx
  lea    -0x61(%rbp,%rcx,1),%edi
  movslq %edi,%rcx
  mov    %edi,%r8d
  imul   $0x4ec4ec4f,%rcx,%rcx
  sar    $0x1f,%r8d
  sar    $0x23,%rcx
  sub    %r8d,%ecx
  imul   $0x1a,%ecx,%ecx
  sub    %ecx,%edi
  lea    0x9(%rax),%ecx
  add    $0x61,%edi
  mov    %dil,(%rsi)
  cmp    %ecx,%edx
  jle    L138
  movslq %ecx,%rcx
  lea    (%rbx,%rcx,1),%rsi
  movsbl (%rsi),%ecx
  lea    -0x61(%rbp,%rcx,1),%edi
  movslq %edi,%rcx
  mov    %edi,%r8d
  imul   $0x4ec4ec4f,%rcx,%rcx
  sar    $0x1f,%r8d
  sar    $0x23,%rcx
  sub    %r8d,%ecx
  imul   $0x1a,%ecx,%ecx
  sub    %ecx,%edi
  lea    0xa(%rax),%ecx
  add    $0x61,%edi
  mov    %dil,(%rsi)
  cmp    %ecx,%edx
  jle    L138
  movslq %ecx,%rcx
  lea    (%rbx,%rcx,1),%rsi
  movsbl (%rsi),%ecx
  lea    -0x61(%rbp,%rcx,1),%edi
  movslq %edi,%rcx
  mov    %edi,%r8d
  imul   $0x4ec4ec4f,%rcx,%rcx
  sar    $0x1f,%r8d
  sar    $0x23,%rcx
  sub    %r8d,%ecx
  imul   $0x1a,%ecx,%ecx
  sub    %ecx,%edi
  lea    0xb(%rax),%ecx
  add    $0x61,%edi
  mov    %dil,(%rsi)
  cmp    %ecx,%edx
  jle    L138
  movslq %ecx,%rcx
  lea    (%rbx,%rcx,1),%rsi
  movsbl (%rsi),%ecx
  lea    -0x61(%rbp,%rcx,1),%edi
  movslq %edi,%rcx
  mov    %edi,%r8d
  imul   $0x4ec4ec4f,%rcx,%rcx
  sar    $0x1f,%r8d
  sar    $0x23,%rcx
  sub    %r8d,%ecx
  imul   $0x1a,%ecx,%ecx
  sub    %ecx,%edi
  lea    0xc(%rax),%ecx
  add    $0x61,%edi
  mov    %dil,(%rsi)
  cmp    %ecx,%edx
  jle    L138
  movslq %ecx,%rcx
  lea    (%rbx,%rcx,1),%rsi
  movsbl (%rsi),%ecx
  lea    -0x61(%rbp,%rcx,1),%edi
  movslq %edi,%rcx
  mov    %edi,%r8d
  imul   $0x4ec4ec4f,%rcx,%rcx
  sar    $0x1f,%r8d
  sar    $0x23,%rcx
  sub    %r8d,%ecx
  imul   $0x1a,%ecx,%ecx
  sub    %ecx,%edi
  lea    0xd(%rax),%ecx
  add    $0x61,%edi
  mov    %dil,(%rsi)
  cmp    %ecx,%edx
  jle    L138
  movslq %ecx,%rcx
  add    $0xe,%eax
  lea    (%rbx,%rcx,1),%rsi
  movsbl (%rsi),%ecx
  lea    -0x61(%rbp,%rcx,1),%edi
  movslq %edi,%rcx
  mov    %edi,%r8d
  imul   $0x4ec4ec4f,%rcx,%rcx
  sar    $0x1f,%r8d
  sar    $0x23,%rcx
  sub    %r8d,%ecx
  imul   $0x1a,%ecx,%ecx
  sub    %ecx,%edi
  add    $0x61,%edi
  mov    %dil,(%rsi)
  cmp    %eax,%edx
  jle    L138
  cltq
  add    %rax,%rbx
  movsbl (%rbx),%eax
  lea    -0x61(%rbp,%rax,1),%edx
  movslq %edx,%rax
  mov    %edx,%ecx
  imul   $0x4ec4ec4f,%rax,%rax
  sar    $0x1f,%ecx
  sar    $0x23,%rax
  sub    %ecx,%eax
  imul   $0x1a,%eax,%eax
  sub    %eax,%edx
  add    $0x61,%edx
  mov    %dl,(%rbx)
L138:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
L117:
  xor    %eax,%eax
  jmp    L26
```

tool_calls: name: extract_symbolic_data
arguments: label: D18
type: byte[16]
name: extract_symbolic_data
arguments: label: D31
type: byte[16]
name: extract_symbolic_data
arguments: label: D34
type: byte[16]
name: extract_symbolic_data
arguments: label: D23
type: byte[16]

tool: {"D18": [0x4f,0xec,0xc4,0x4e,0x4f,0xec,0xc4,0x4e,0x4f,0xec,0xc4,0x4e,0x4f,0xec,0xc4,0x4e]}

tool: {"D31": [0x9f,0xff,0x9f,0xff,0x9f,0xff,0x9f,0xff,0x9f,0xff,0x9f,0xff,0x9f,0xff,0x9f,0xff]}

tool: {"D34": [0xff,0x00,0xff,0x00,0xff,0x00,0xff,0x00,0xff,0x00,0xff,0x00,0xff,0x00,0xff,0x00]}

tool: {"D23": [0x61,0x61,0x61,0x61,0x61,0x61,0x61,0x61,0x61,0x61,0x61,0x61,0x61,0x61,0x61,0x61]}

assistant: ```c
void ShiftByAmount(char *str, int amount) {
  int i, len = strLen(str);
  for (i = 0; i < len; i++)
    str[i] = (str[i] - 'a' + amount) % 26 + 'a';
}
```