ylfeng/ReF-Decompile-dataset huggingface dataset:
user: Demonstrate the C code that generates the assembly output below:

```asm
<stage_cu>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    $0x0,%esi
  mov    $0x50001004,%edi
  call   <Xil_Out32@plt>
  mov    $0x38020f08,%esi
  mov    $0x50001000,%edi
  call   <Xil_Out32@plt>
  mov    $0x4,%esi
  mov    $0x50001004,%edi
  call   <Xil_Out32@plt>
  mov    $0xbf810000,%esi
  mov    $0x50001000,%edi
  call   <Xil_Out32@plt>
  mov    $0x0,%esi
  mov    $0x50002004,%edi
  call   <Xil_Out32@plt>
  mov    $0x26,%esi
  mov    $0x50002008,%edi
  call   <Xil_Out32@plt>
  mov    $0x2d,%esi
  mov    $0x5000200c,%edi
  call   <Xil_Out32@plt>
  mov    $0x2b,%esi
  mov    $0x50002010,%edi
  call   <Xil_Out32@plt>
  mov    $0xc,%esi
  mov    $0x50002014,%edi
  call   <Xil_Out32@plt>
  mov    $0x1,%esi
  mov    $0x50002000,%edi
  call   <Xil_Out32@plt>
  mov    $0x10,%esi
  mov    $0x50002004,%edi
  call   <Xil_Out32@plt>
  mov    $0x1f,%esi
  mov    $0x50002008,%edi
  call   <Xil_Out32@plt>
  mov    $0x2d,%esi
  mov    $0x5000200c,%edi
  call   <Xil_Out32@plt>
  mov    $0xe,%esi
  mov    $0x50002010,%edi
  call   <Xil_Out32@plt>
  mov    $0x17,%esi
  mov    $0x50002014,%edi
  call   <Xil_Out32@plt>
  mov    $0x1,%esi
  mov    $0x50002000,%edi
  call   <Xil_Out32@plt>
  mov    $0x20,%esi
  mov    $0x50002004,%edi
  call   <Xil_Out32@plt>
  mov    $0x2a,%esi
  mov    $0x50002008,%edi
  call   <Xil_Out32@plt>
  mov    $0x16,%esi
  mov    $0x5000200c,%edi
  call   <Xil_Out32@plt>
  mov    $0x0,%esi
  mov    $0x50002010,%edi
  call   <Xil_Out32@plt>
  mov    $0x0,%esi
  mov    $0x50002014,%edi
  call   <Xil_Out32@plt>
  mov    $0x1,%esi
  mov    $0x50002000,%edi
  call   <Xil_Out32@plt>
  nop
  pop    %rbp
  ret
```

assistant: ```c
void stage_cu() {
  Xil_Out32(0x50001004, 0);
  Xil_Out32(0x50001000, 0x38020F08);
  Xil_Out32(0x50001004, 4);
  Xil_Out32(0x50001000, 0xBF810000);
  Xil_Out32(0x50002004, 0);
  Xil_Out32(0x50002008, 0x26);
  Xil_Out32(0x5000200C, 0x2D);
  Xil_Out32(0x50002010, 0x2B);
  Xil_Out32(0x50002014, 0xC);
  Xil_Out32(0x50002000, 1);
  Xil_Out32(0x50002004, 16);
  Xil_Out32(0x50002008, 0x1F);
  Xil_Out32(0x5000200C, 0x2D);
  Xil_Out32(0x50002010, 0xE);
  Xil_Out32(0x50002014, 0x17);
  Xil_Out32(0x50002000, 1);
  Xil_Out32(0x50002004, 32);
  Xil_Out32(0x50002008, 0x2A);
  Xil_Out32(0x5000200C, 0x16);
  Xil_Out32(0x50002010, 0x0);
  Xil_Out32(0x50002014, 0x0);
  Xil_Out32(0x50002000, 1);
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<stage_cu>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x0,%esi
  mov    $0x50001004,%edi
  call   <Xil_Out32@plt>
  mov    $0x38020f08,%esi
  mov    $0x50001000,%edi
  call   <Xil_Out32@plt>
  mov    $0x4,%esi
  mov    $0x50001004,%edi
  call   <Xil_Out32@plt>
  mov    $0xbf810000,%esi
  mov    $0x50001000,%edi
  call   <Xil_Out32@plt>
  mov    $0x0,%esi
  mov    $0x50002004,%edi
  call   <Xil_Out32@plt>
  mov    $0x26,%esi
  mov    $0x50002008,%edi
  call   <Xil_Out32@plt>
  mov    $0x2d,%esi
  mov    $0x5000200c,%edi
  call   <Xil_Out32@plt>
  mov    $0x2b,%esi
  mov    $0x50002010,%edi
  call   <Xil_Out32@plt>
  mov    $0xc,%esi
  mov    $0x50002014,%edi
  call   <Xil_Out32@plt>
  mov    $0x1,%esi
  mov    $0x50002000,%edi
  call   <Xil_Out32@plt>
  mov    $0x10,%esi
  mov    $0x50002004,%edi
  call   <Xil_Out32@plt>
  mov    $0x1f,%esi
  mov    $0x50002008,%edi
  call   <Xil_Out32@plt>
  mov    $0x2d,%esi
  mov    $0x5000200c,%edi
  call   <Xil_Out32@plt>
  mov    $0xe,%esi
  mov    $0x50002010,%edi
  call   <Xil_Out32@plt>
  mov    $0x17,%esi
  mov    $0x50002014,%edi
  call   <Xil_Out32@plt>
  mov    $0x1,%esi
  mov    $0x50002000,%edi
  call   <Xil_Out32@plt>
  mov    $0x20,%esi
  mov    $0x50002004,%edi
  call   <Xil_Out32@plt>
  mov    $0x2a,%esi
  mov    $0x50002008,%edi
  call   <Xil_Out32@plt>
  mov    $0x16,%esi
  mov    $0x5000200c,%edi
  call   <Xil_Out32@plt>
  mov    $0x0,%esi
  mov    $0x50002010,%edi
  call   <Xil_Out32@plt>
  mov    $0x0,%esi
  mov    $0x50002014,%edi
  call   <Xil_Out32@plt>
  mov    $0x1,%esi
  mov    $0x50002000,%edi
  call   <Xil_Out32@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
void stage_cu() {
  Xil_Out32(0x50001004, 0);
  Xil_Out32(0x50001000, 0x38020F08);
  Xil_Out32(0x50001004, 4);
  Xil_Out32(0x50001000, 0xBF810000);
  Xil_Out32(0x50002004, 0);
  Xil_Out32(0x50002008, 0x26);
  Xil_Out32(0x5000200C, 0x2D);
  Xil_Out32(0x50002010, 0x2B);
  Xil_Out32(0x50002014, 0xC);
  Xil_Out32(0x50002000, 1);
  Xil_Out32(0x50002004, 16);
  Xil_Out32(0x50002008, 0x1F);
  Xil_Out32(0x5000200C, 0x2D);
  Xil_Out32(0x50002010, 0xE);
  Xil_Out32(0x50002014, 0x17);
  Xil_Out32(0x50002000, 1);
  Xil_Out32(0x50002004, 32);
  Xil_Out32(0x50002008, 0x2A);
  Xil_Out32(0x5000200C, 0x16);
  Xil_Out32(0x50002010, 0x0);
  Xil_Out32(0x50002014, 0x0);
  Xil_Out32(0x50002000, 1);
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<stage_cu>:
  endbr64
  sub    $0x8,%rsp
  xor    %esi,%esi
  mov    $0x50001004,%edi
  call   <Xil_Out32@plt>
  mov    $0x38020f08,%esi
  mov    $0x50001000,%edi
  call   <Xil_Out32@plt>
  mov    $0x4,%esi
  mov    $0x50001004,%edi
  call   <Xil_Out32@plt>
  mov    $0xbf810000,%esi
  mov    $0x50001000,%edi
  call   <Xil_Out32@plt>
  xor    %esi,%esi
  mov    $0x50002004,%edi
  call   <Xil_Out32@plt>
  mov    $0x26,%esi
  mov    $0x50002008,%edi
  call   <Xil_Out32@plt>
  mov    $0x2d,%esi
  mov    $0x5000200c,%edi
  call   <Xil_Out32@plt>
  mov    $0x2b,%esi
  mov    $0x50002010,%edi
  call   <Xil_Out32@plt>
  mov    $0xc,%esi
  mov    $0x50002014,%edi
  call   <Xil_Out32@plt>
  mov    $0x1,%esi
  mov    $0x50002000,%edi
  call   <Xil_Out32@plt>
  mov    $0x10,%esi
  mov    $0x50002004,%edi
  call   <Xil_Out32@plt>
  mov    $0x1f,%esi
  mov    $0x50002008,%edi
  call   <Xil_Out32@plt>
  mov    $0x2d,%esi
  mov    $0x5000200c,%edi
  call   <Xil_Out32@plt>
  mov    $0xe,%esi
  mov    $0x50002010,%edi
  call   <Xil_Out32@plt>
  mov    $0x17,%esi
  mov    $0x50002014,%edi
  call   <Xil_Out32@plt>
  mov    $0x1,%esi
  mov    $0x50002000,%edi
  call   <Xil_Out32@plt>
  mov    $0x20,%esi
  mov    $0x50002004,%edi
  call   <Xil_Out32@plt>
  mov    $0x2a,%esi
  mov    $0x50002008,%edi
  call   <Xil_Out32@plt>
  mov    $0x16,%esi
  mov    $0x5000200c,%edi
  call   <Xil_Out32@plt>
  xor    %esi,%esi
  mov    $0x50002010,%edi
  call   <Xil_Out32@plt>
  xor    %esi,%esi
  mov    $0x50002014,%edi
  call   <Xil_Out32@plt>
  mov    $0x1,%esi
  mov    $0x50002000,%edi
  add    $0x8,%rsp
  jmp    1050 <Xil_Out32@plt>
```

assistant: ```c
void stage_cu() {
  Xil_Out32(0x50001004, 0);
  Xil_Out32(0x50001000, 0x38020F08);
  Xil_Out32(0x50001004, 4);
  Xil_Out32(0x50001000, 0xBF810000);
  Xil_Out32(0x50002004, 0);
  Xil_Out32(0x50002008, 0x26);
  Xil_Out32(0x5000200C, 0x2D);
  Xil_Out32(0x50002010, 0x2B);
  Xil_Out32(0x50002014, 0xC);
  Xil_Out32(0x50002000, 1);
  Xil_Out32(0x50002004, 16);
  Xil_Out32(0x50002008, 0x1F);
  Xil_Out32(0x5000200C, 0x2D);
  Xil_Out32(0x50002010, 0xE);
  Xil_Out32(0x50002014, 0x17);
  Xil_Out32(0x50002000, 1);
  Xil_Out32(0x50002004, 32);
  Xil_Out32(0x50002008, 0x2A);
  Xil_Out32(0x5000200C, 0x16);
  Xil_Out32(0x50002010, 0x0);
  Xil_Out32(0x50002014, 0x0);
  Xil_Out32(0x50002000, 1);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<stage_cu>:
  endbr64
  sub    $0x8,%rsp
  xor    %esi,%esi
  mov    $0x50001004,%edi
  call   <Xil_Out32@plt>
  mov    $0x38020f08,%esi
  mov    $0x50001000,%edi
  call   <Xil_Out32@plt>
  mov    $0x4,%esi
  mov    $0x50001004,%edi
  call   <Xil_Out32@plt>
  mov    $0xbf810000,%esi
  mov    $0x50001000,%edi
  call   <Xil_Out32@plt>
  xor    %esi,%esi
  mov    $0x50002004,%edi
  call   <Xil_Out32@plt>
  mov    $0x26,%esi
  mov    $0x50002008,%edi
  call   <Xil_Out32@plt>
  mov    $0x2d,%esi
  mov    $0x5000200c,%edi
  call   <Xil_Out32@plt>
  mov    $0x2b,%esi
  mov    $0x50002010,%edi
  call   <Xil_Out32@plt>
  mov    $0xc,%esi
  mov    $0x50002014,%edi
  call   <Xil_Out32@plt>
  mov    $0x1,%esi
  mov    $0x50002000,%edi
  call   <Xil_Out32@plt>
  mov    $0x10,%esi
  mov    $0x50002004,%edi
  call   <Xil_Out32@plt>
  mov    $0x1f,%esi
  mov    $0x50002008,%edi
  call   <Xil_Out32@plt>
  mov    $0x2d,%esi
  mov    $0x5000200c,%edi
  call   <Xil_Out32@plt>
  mov    $0xe,%esi
  mov    $0x50002010,%edi
  call   <Xil_Out32@plt>
  mov    $0x17,%esi
  mov    $0x50002014,%edi
  call   <Xil_Out32@plt>
  mov    $0x1,%esi
  mov    $0x50002000,%edi
  call   <Xil_Out32@plt>
  mov    $0x20,%esi
  mov    $0x50002004,%edi
  call   <Xil_Out32@plt>
  mov    $0x2a,%esi
  mov    $0x50002008,%edi
  call   <Xil_Out32@plt>
  mov    $0x16,%esi
  mov    $0x5000200c,%edi
  call   <Xil_Out32@plt>
  xor    %esi,%esi
  mov    $0x50002010,%edi
  call   <Xil_Out32@plt>
  xor    %esi,%esi
  mov    $0x50002014,%edi
  call   <Xil_Out32@plt>
  mov    $0x1,%esi
  mov    $0x50002000,%edi
  add    $0x8,%rsp
  jmp    1050 <Xil_Out32@plt>
```

assistant: ```c
void stage_cu() {
  Xil_Out32(0x50001004, 0);
  Xil_Out32(0x50001000, 0x38020F08);
  Xil_Out32(0x50001004, 4);
  Xil_Out32(0x50001000, 0xBF810000);
  Xil_Out32(0x50002004, 0);
  Xil_Out32(0x50002008, 0x26);
  Xil_Out32(0x5000200C, 0x2D);
  Xil_Out32(0x50002010, 0x2B);
  Xil_Out32(0x50002014, 0xC);
  Xil_Out32(0x50002000, 1);
  Xil_Out32(0x50002004, 16);
  Xil_Out32(0x50002008, 0x1F);
  Xil_Out32(0x5000200C, 0x2D);
  Xil_Out32(0x50002010, 0xE);
  Xil_Out32(0x50002014, 0x17);
  Xil_Out32(0x50002000, 1);
  Xil_Out32(0x50002004, 32);
  Xil_Out32(0x50002008, 0x2A);
  Xil_Out32(0x5000200C, 0x16);
  Xil_Out32(0x50002010, 0x0);
  Xil_Out32(0x50002014, 0x0);
  Xil_Out32(0x50002000, 1);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<merge>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %edi,-0x14(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %edx,-0x18(%rbp)
  mov    %ecx,-0x24(%rbp)
  mov    %r8,-0x30(%rbp)
  mov    -0x24(%rbp),%eax
  sub    -0x18(%rbp),%eax
  test   %eax,%eax
  jle    L0
  mov    -0x18(%rbp),%edx
  mov    -0x24(%rbp),%eax
  add    %edx,%eax
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %edx,%eax
  sar    %eax
  mov    %eax,-0x4(%rbp)
  mov    -0x30(%rbp),%rdi
  mov    -0x4(%rbp),%ecx
  mov    -0x18(%rbp),%edx
  mov    -0x20(%rbp),%rsi
  mov    -0x14(%rbp),%eax
  mov    %rdi,%r8
  mov    %eax,%edi
  call   <merge>
  mov    -0x4(%rbp),%eax
  lea    0x1(%rax),%edi
  mov    -0x30(%rbp),%rcx
  mov    -0x24(%rbp),%edx
  mov    -0x20(%rbp),%rsi
  mov    -0x14(%rbp),%eax
  mov    %rcx,%r8
  mov    %edx,%ecx
  mov    %edi,%edx
  mov    %eax,%edi
  call   <merge>
  mov    -0x30(%rbp),%rdi
  mov    -0x24(%rbp),%ecx
  mov    -0x4(%rbp),%edx
  mov    -0x18(%rbp),%esi
  mov    -0x20(%rbp),%rax
  mov    %rdi,%r8
  mov    %rax,%rdi
  call   <sort@plt>
  jmp    L6
L0:
  nop
L6:
  leave
  ret
```

assistant: ```c
void merge(int n, int *A, int start, int end, int cmp(const void *, const void *)) {
  if ((end - start) < 1) {
    return;
  }
  int middle = (start + end) / 2;
  merge(n, A, start, middle, cmp);
  merge(n, A, middle + 1, end, cmp);
  sort(A, start, middle, end, cmp);
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<merge>:
  endbr64
  cmp    %edx,%ecx
  jle    L8
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %edi,%r15d
  mov    %rsi,%r12
  mov    %edx,%ebx
  mov    %ecx,%ebp
  mov    %r8,%r13
  lea    (%rcx,%rdx,1),%eax
  mov    %eax,%r14d
  shr    $0x1f,%r14d
  add    %eax,%r14d
  sar    %r14d
  mov    %r14d,%ecx
  call   <merge>
  lea    0x1(%r14),%edx
  mov    %r13,%r8
  mov    %ebp,%ecx
  mov    %r12,%rsi
  mov    %r15d,%edi
  call   <merge>
  mov    %r13,%r8
  mov    %ebp,%ecx
  mov    %r14d,%edx
  mov    %ebx,%esi
  mov    %r12,%rdi
  call   <sort@plt>
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L8:
  ret
```

assistant: ```c
void merge(int n, int *A, int start, int end, int cmp(const void *, const void *)) {
  if ((end - start) < 1) {
    return;
  }
  int middle = (start + end) / 2;
  merge(n, A, start, middle, cmp);
  merge(n, A, middle + 1, end, cmp);
  sort(A, start, middle, end, cmp);
}
```
user: What is the c source code of the assembly code below?

```asm
<merge>:
  endbr64
  cmp    %edx,%ecx
  jle    L0
  lea    (%rcx,%rdx,1),%eax
  push   %r15
  mov    %edi,%r15d
  push   %r14
  mov    %rsi,%r14
  push   %r13
  mov    %eax,%r13d
  push   %r12
  shr    $0x1f,%r13d
  mov    %ecx,%r12d
  push   %rbp
  add    %eax,%r13d
  mov    %edx,%ebp
  push   %rbx
  sar    %r13d
  mov    %r8,%rbx
  mov    %r13d,%ecx
  sub    $0x8,%rsp
  call   <merge>
  lea    0x1(%r13),%edx
  mov    %rbx,%r8
  mov    %r12d,%ecx
  mov    %r14,%rsi
  mov    %r15d,%edi
  call   <merge>
  add    $0x8,%rsp
  mov    %rbx,%r8
  mov    %r12d,%ecx
  pop    %rbx
  mov    %r13d,%edx
  mov    %ebp,%esi
  mov    %r14,%rdi
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  jmp    1050 <sort@plt>
  nopw   0x0(%rax,%rax,1)
L0:
  ret
```

assistant: ```c
void merge(int n, int *A, int start, int end, int cmp(const void *, const void *)) {
  if ((end - start) < 1) {
    return;
  }
  int middle = (start + end) / 2;
  merge(n, A, start, middle, cmp);
  merge(n, A, middle + 1, end, cmp);
  sort(A, start, middle, end, cmp);
}
```
user: Translate the below assembly code into C programming language:

```asm
<_itoa>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x38(%rbp)
  mov    %esi,-0x3c(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0x20(%rbp),%rax
  mov    %rax,-0x30(%rbp)
  mov    -0x38(%rbp),%rax
  mov    %rax,-0x28(%rbp)
L11:
  mov    -0x3c(%rbp),%edx
  movslq %edx,%rax
  imul   $0x66666667,%rax,%rax
  shr    $0x20,%rax
  sar    $0x2,%eax
  mov    %edx,%esi
  sar    $0x1f,%esi
  sub    %esi,%eax
  mov    %eax,%ecx
  mov    %ecx,%eax
  shl    $0x2,%eax
  add    %ecx,%eax
  add    %eax,%eax
  mov    %edx,%ecx
  sub    %eax,%ecx
  mov    %ecx,%eax
  add    $0x30,%eax
  mov    %eax,%edx
  mov    -0x30(%rbp),%rax
  mov    %dl,(%rax)
  mov    -0x3c(%rbp),%eax
  movslq %eax,%rdx
  imul   $0x66666667,%rdx,%rdx
  shr    $0x20,%rdx
  sar    $0x2,%edx
  sar    $0x1f,%eax
  mov    %eax,%ecx
  mov    %edx,%eax
  sub    %ecx,%eax
  mov    %eax,-0x3c(%rbp)
  cmpl   $0x0,-0x3c(%rbp)
  jne    L41
  jmp    L31
L41:
  addq   $0x1,-0x30(%rbp)
  jmp    L11
L31:
  mov    -0x30(%rbp),%rdx
  lea    -0x1(%rdx),%rax
  mov    %rax,-0x30(%rbp)
  mov    -0x28(%rbp),%rax
  lea    0x1(%rax),%rcx
  mov    %rcx,-0x28(%rbp)
  movzbl (%rdx),%edx
  mov    %dl,(%rax)
  lea    -0x20(%rbp),%rax
  cmp    %rax,-0x30(%rbp)
  jae    L31
  mov    -0x28(%rbp),%rax
  movb   $0x0,(%rax)
  mov    -0x28(%rbp),%rax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L1
  call   <__stack_chk_fail@plt>
L1:
  leave
  ret
```

assistant: ```c
char *_itoa(char *buffer, int value) {
  char tmp[16], *ptr = tmp;
  char *ptr_buffer = buffer;
  while (true) {
    *ptr = value % 10 + '0';
    value /= 10;
    if (value == 0)
      break;
    ptr++;
  }
  do {
    *ptr_buffer++ = *ptr--;
  } while (ptr >= tmp);
  *ptr_buffer = '\0';
  return ptr_buffer;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<_itoa>:
  endbr64
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  movslq %esi,%rax
  imul   $0x66666667,%rax,%rax
  sar    $0x22,%rax
  mov    %esi,%edx
  sar    $0x1f,%edx
  sub    %edx,%eax
  lea    (%rax,%rax,4),%edx
  add    %edx,%edx
  sub    %edx,%esi
  add    $0x30,%esi
  mov    %sil,(%rsp)
  test   %eax,%eax
  je     L45
  mov    %eax,%edx
  mov    %rsp,%rsi
L41:
  add    $0x1,%rsi
  movslq %edx,%rax
  imul   $0x66666667,%rax,%rax
  sar    $0x22,%rax
  mov    %edx,%ecx
  sar    $0x1f,%ecx
  sub    %ecx,%eax
  lea    (%rax,%rax,4),%ecx
  add    %ecx,%ecx
  sub    %ecx,%edx
  add    $0x30,%edx
  mov    %dl,(%rsi)
  mov    %eax,%edx
  test   %eax,%eax
  jne    L41
  mov    %rdi,%rdx
  mov    %rsi,%rax
  mov    %rsp,%r8
L19:
  sub    $0x1,%rax
  add    $0x1,%rdx
  movzbl 0x1(%rax),%ecx
  mov    %cl,-0x1(%rdx)
  cmp    %r8,%rax
  jae    L19
  mov    %rsp,%rdx
  mov    %rsi,%rax
  sub    %rdx,%rax
  add    $0x1,%rax
  cmp    %rdx,%rsi
  mov    $0x1,%edx
  cmovb  %rdx,%rax
  add    %rdi,%rax
L6:
  movb   $0x0,(%rax)
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L37
  add    $0x28,%rsp
  ret
L45:
  lea    0x1(%rdi),%rax
  mov    %sil,(%rdi)
  jmp    L6
L37:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
char *_itoa(char *buffer, int value) {
  char tmp[16], *ptr = tmp;
  char *ptr_buffer = buffer;
  while (true) {
    *ptr = value % 10 + '0';
    value /= 10;
    if (value == 0)
      break;
    ptr++;
  }
  do {
    *ptr_buffer++ = *ptr--;
  } while (ptr >= tmp);
  *ptr_buffer = '\0';
  return ptr_buffer;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<_itoa>:
  endbr64
  movslq %esi,%rdx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  imul   $0x66666667,%rdx,%rdx
  mov    %esi,%eax
  sar    $0x1f,%eax
  sar    $0x22,%rdx
  sub    %eax,%edx
  lea    (%rdx,%rdx,4),%eax
  add    %eax,%eax
  sub    %eax,%esi
  add    $0x30,%esi
  mov    %sil,(%rsp)
  test   %edx,%edx
  je     L9
  mov    %rsp,%r8
  mov    %r8,%rsi
  nopl   0x0(%rax)
L17:
  movslq %edx,%rax
  mov    %edx,%ecx
  add    $0x1,%rsi
  imul   $0x66666667,%rax,%rax
  sar    $0x1f,%ecx
  sar    $0x22,%rax
  sub    %ecx,%eax
  lea    (%rax,%rax,4),%ecx
  add    %ecx,%ecx
  sub    %ecx,%edx
  lea    0x30(%rdx),%ecx
  mov    %eax,%edx
  mov    %cl,(%rsi)
  test   %eax,%eax
  jne    L17
  mov    %rdi,%rdx
  mov    %rsi,%rax
  jmp    L32
  nopl   0x0(%rax,%rax,1)
L56:
  movzbl (%rax),%ecx
L32:
  sub    $0x1,%rax
  add    $0x1,%rdx
  mov    %cl,-0x1(%rdx)
  cmp    %r8,%rax
  jae    L56
  mov    %rsi,%rax
  mov    $0x1,%edx
  sub    %r8,%rax
  add    $0x1,%rax
  cmp    %r8,%rsi
  cmovb  %rdx,%rax
  add    %rdi,%rax
L19:
  movb   $0x0,(%rax)
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L43
  add    $0x28,%rsp
  ret
  nopl   0x0(%rax)
L9:
  mov    %sil,(%rdi)
  lea    0x1(%rdi),%rax
  jmp    L19
L43:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
char *_itoa(char *buffer, int value) {
  char tmp[16], *ptr = tmp;
  char *ptr_buffer = buffer;
  while (true) {
    *ptr = value % 10 + '0';
    value /= 10;
    if (value == 0)
      break;
    ptr++;
  }
  do {
    *ptr_buffer++ = *ptr--;
  } while (ptr >= tmp);
  *ptr_buffer = '\0';
  return ptr_buffer;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<_itoa>:
  endbr64
  sub    $0x28,%rsp
  mov    %esi,%edx
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  movslq %esi,%rax
  sar    $0x1f,%edx
  imul   $0x66666667,%rax,%rax
  sar    $0x22,%rax
  sub    %edx,%eax
  lea    (%rax,%rax,4),%edx
  add    %edx,%edx
  sub    %edx,%esi
  add    $0x30,%esi
  mov    %sil,(%rsp)
  test   %eax,%eax
  je     L14
  mov    %rsp,%r8
  mov    %r8,%rsi
  nopl   0x0(%rax)
L37:
  movslq %eax,%rdx
  mov    %eax,%ecx
  add    $0x1,%rsi
  imul   $0x66666667,%rdx,%rdx
  sar    $0x1f,%ecx
  sar    $0x22,%rdx
  sub    %ecx,%edx
  lea    (%rdx,%rdx,4),%ecx
  add    %ecx,%ecx
  sub    %ecx,%eax
  add    $0x30,%eax
  mov    %al,(%rsi)
  mov    %edx,%eax
  test   %edx,%edx
  jne    L37
  mov    %rdi,%rdx
  mov    %rsi,%rax
  nopl   0x0(%rax)
L23:
  movzbl (%rax),%ecx
  sub    $0x1,%rax
  add    $0x1,%rdx
  mov    %cl,-0x1(%rdx)
  cmp    %r8,%rax
  jae    L23
  mov    %rsi,%rax
  mov    $0x1,%edx
  sub    %r8,%rax
  add    $0x1,%rax
  cmp    %r8,%rsi
  cmovb  %rdx,%rax
  add    %rdi,%rax
L15:
  movb   $0x0,(%rax)
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L25
  add    $0x28,%rsp
  ret
  nopl   0x0(%rax)
L14:
  mov    %sil,(%rdi)
  lea    0x1(%rdi),%rax
  jmp    L15
L25:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
char *_itoa(char *buffer, int value) {
  char tmp[16], *ptr = tmp;
  char *ptr_buffer = buffer;
  while (true) {
    *ptr = value % 10 + '0';
    value /= 10;
    if (value == 0)
      break;
    ptr++;
  }
  do {
    *ptr_buffer++ = *ptr--;
  } while (ptr >= tmp);
  *ptr_buffer = '\0';
  return ptr_buffer;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<arcsin>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    D6(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  lea    -0x14(%rbp),%rax
  mov    %rax,%rsi
  lea    D65(%rip),%rax
  mov    %rax,%rdi
  call   <scanf@plt>
  movss  -0x14(%rbp),%xmm0
  pxor   %xmm2,%xmm2
  cvtss2sd %xmm0,%xmm2
  movq   %xmm2,%rax
  movq   %rax,%xmm0
  lea    D49(%rip),%rax
  mov    %rax,%rdi
  mov    $0x1,%eax
  call   <printf@plt>
  movss  -0x14(%rbp),%xmm0
  movss  D2(%rip),%xmm1
  comiss %xmm1,%xmm0
  ja     L31
  movss  -0x14(%rbp),%xmm1
  movss  D2(%rip),%xmm0
  comiss %xmm1,%xmm0
  jbe    L14
L31:
  movss  -0x14(%rbp),%xmm0
  pxor   %xmm3,%xmm3
  cvtss2sd %xmm0,%xmm3
  movq   %xmm3,%rax
  movq   %rax,%xmm0
  lea    D53(%rip),%rax
  mov    %rax,%rdi
  mov    $0x1,%eax
  call   <printf@plt>
  jmp    L33
L14:
  mov    -0x14(%rbp),%eax
  movd   %eax,%xmm0
  call   <asin@plt>
  movd   %xmm0,%eax
  mov    %eax,-0x10(%rbp)
  pxor   %xmm1,%xmm1
  cvtss2sd -0x10(%rbp),%xmm1
  movsd  D43(%rip),%xmm0
  mulsd  %xmm1,%xmm0
  cvtsd2ss %xmm0,%xmm0
  movss  %xmm0,-0xc(%rbp)
  pxor   %xmm0,%xmm0
  cvtss2sd -0xc(%rbp),%xmm0
  movss  -0x14(%rbp),%xmm1
  pxor   %xmm4,%xmm4
  cvtss2sd %xmm1,%xmm4
  movq   %xmm4,%rax
  movapd %xmm0,%xmm1
  movq   %rax,%xmm0
  lea    D71(%rip),%rax
  mov    %rax,%rdi
  mov    $0x2,%eax
  call   <printf@plt>
L33:
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L11
  call   <__stack_chk_fail@plt>
L11:
  leave
  ret
```

tool_calls: name: unpack_data
arguments: label: D6
type_infered: string
name: unpack_data
arguments: label: D65
type_infered: string
name: unpack_data
arguments: label: D49
type_infered: string
name: unpack_data
arguments: label: D2
type_infered: f32
name: unpack_data
arguments: label: D53
type_infered: string
name: unpack_data
arguments: label: D43
type_infered: byte[8]
name: unpack_data
arguments: label: D71
type_infered: string

tool: D6: Enter the value: 

tool: D65: %f

tool: D49: The value you have input is %.2f. 


tool: D2: 1

tool: D53: Arcsin(%.2f) is undefined.

tool: {"D43": [0xe7,0x9a,0xd5,0x61,0x94,0xa9,0x4c,0x40]}

tool: D71: Arcsin(%.2f) is equal to %.f degrees.

assistant: ```c
void arcsin() {
  float deg, rad, angle, val;
  printf("Enter the value: \n");
  scanf("%f", &val);
  printf("The value you have input is %.2f. \n", val);
  if (val > 1.0 || val < 1.0) {
    printf("Arcsin(%.2f) is undefined.", val);
  } else {
    angle = asin(val);
    deg = angle * (180.0 / 3.14);
    printf("Arcsin(%.2f) is equal to %.f degrees.", val, deg);
  }
}
```