ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 请将以下的汇编代码转换成C语言代码:

```asm
<scambio>:
  endbr64
  mov    %esi,%r8d
  shr    $0x1f,%r8d
  add    %esi,%r8d
  sar    %r8d
  cmp    $0x1,%esi
  jle    L1
  sub    $0x1,%esi
  xor    %eax,%eax
  movslq %esi,%rsi
  lea    (%rdi,%rsi,4),%rdx
  nopw   0x0(%rax,%rax,1)
L10:
  mov    (%rdx),%esi
  mov    (%rdi,%rax,4),%ecx
  sub    $0x4,%rdx
  mov    %esi,(%rdi,%rax,4)
  add    $0x1,%rax
  mov    %ecx,0x4(%rdx)
  cmp    %eax,%r8d
  jg     L10
L1:
  ret
```

assistant: ```c
void scambio(int *x, int n) {
  int t;
  for (int i = 0; i < n / 2; i++) {
    t = x[i];
    x[i] = x[n - 1 - i];
    x[n - 1 - i] = t;
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<scambio>:
  endbr64
  mov    %esi,%r8d
  shr    $0x1f,%r8d
  add    %esi,%r8d
  sar    %r8d
  cmp    $0x1,%esi
  jle    L38
  movslq %esi,%r9
  mov    %r8d,%eax
  lea    -0x1(%rsi),%ecx
  shl    $0x2,%r9
  shl    $0x2,%rax
  mov    %r9,%rdx
  sub    %rax,%rdx
  cmp    %rdx,%rax
  jg     L35
  cmp    $0x3,%esi
  jle    L35
  cmp    $0x7,%esi
  jle    L57
  mov    %r8d,%esi
  mov    %rdi,%rax
  lea    -0x10(%rdi,%r9,1),%rdx
  shr    $0x2,%esi
  sub    $0x1,%esi
  shl    $0x4,%rsi
  lea    0x10(%rdi,%rsi,1),%rsi
  cs nopw 0x0(%rax,%rax,1)
L75:
  movdqu (%rdx),%xmm2
  movdqu (%rax),%xmm0
  add    $0x10,%rax
  sub    $0x10,%rdx
  pshufd $0x1b,%xmm2,%xmm1
  pshufd $0x1b,%xmm0,%xmm0
  movups %xmm1,-0x10(%rax)
  movups %xmm0,0x10(%rdx)
  cmp    %rsi,%rax
  jne    L75
  mov    %r8d,%eax
  and    $0xfffffffc,%eax
  mov    %eax,%r10d
  cmp    %eax,%r8d
  je     L61
L81:
  sub    %eax,%r8d
  cmp    $0x1,%r8d
  je     L80
  shl    $0x2,%rax
  sub    $0x8,%r9
  sub    %rax,%r9
  lea    (%rdi,%rax,1),%rdx
  mov    %r8d,%eax
  add    %rdi,%r9
  movq   (%rdx),%xmm0
  and    $0xfffffffe,%eax
  movq   (%r9),%xmm1
  add    %eax,%r10d
  pshufd $0xe1,%xmm0,%xmm0
  pshufd $0xe1,%xmm1,%xmm1
  movq   %xmm1,(%rdx)
  movq   %xmm0,(%r9)
  cmp    %eax,%r8d
  je     L38
L80:
  movslq %r10d,%rax
  lea    (%rdi,%rax,4),%rdx
  mov    %ecx,%eax
  sub    %r10d,%eax
  mov    (%rdx),%esi
  cltq
  lea    (%rdi,%rax,4),%rax
  mov    (%rax),%ecx
  mov    %ecx,(%rdx)
  mov    %esi,(%rax)
  ret
  nopl   0x0(%rax)
L35:
  movslq %ecx,%rax
  lea    (%rdi,%rax,4),%rdx
  xor    %eax,%eax
  nopl   0x0(%rax)
L90:
  mov    (%rdx),%esi
  mov    (%rdi,%rax,4),%ecx
  sub    $0x4,%rdx
  mov    %esi,(%rdi,%rax,4)
  add    $0x1,%rax
  mov    %ecx,0x4(%rdx)
  cmp    %eax,%r8d
  jg     L90
L38:
  ret
  nopl   0x0(%rax)
L61:
  ret
L57:
  xor    %eax,%eax
  xor    %r10d,%r10d
  jmp    L81
```

assistant: ```c
void scambio(int *x, int n) {
  int t;
  for (int i = 0; i < n / 2; i++) {
    t = x[i];
    x[i] = x[n - 1 - i];
    x[n - 1 - i] = t;
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<blli2text>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %rdx,-0x18(%rbp)
  mov    %rcx,-0x20(%rbp)
  mov    -0x18(%rbp),%rdx
  mov    -0x10(%rbp),%rsi
  mov    -0x8(%rbp),%rax
  lea    D9(%rip),%rcx
  mov    %rax,%rdi
  call   <maybe@plt>
  mov    -0x20(%rbp),%rcx
  mov    -0x18(%rbp),%rdx
  mov    -0x10(%rbp),%rsi
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <l2_proto2text@plt>
  test   %rax,%rax
  je     L0
  mov    $0xffffffff,%eax
  jmp    L5
L0:
  mov    -0x20(%rbp),%rcx
  mov    -0x18(%rbp),%rdx
  mov    -0x10(%rbp),%rsi
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <l3_proto2text@plt>
L5:
  leave
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D9
type: string

tool: D9: blli:

assistant: ```c
int blli2text(char **pos, char **end, int *length, const struct atm_blli *blli) {
  maybe(pos, end, length, "blli:");
  if (l2_proto2text(pos, end, length, blli))
    return -1;
  return l3_proto2text(pos, end, length, blli);
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<blli2text>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbx
  mov    %rsi,%rbp
  mov    %rdx,%r12
  mov    %rcx,%r13
  lea    D1(%rip),%rcx
  call   <maybe@plt>
  mov    %r13,%rcx
  mov    %r12,%rdx
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <l2_proto2text@plt>
  test   %rax,%rax
  jne    L6
  mov    %r13,%rcx
  mov    %r12,%rdx
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <l3_proto2text@plt>
L17:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L6:
  mov    $0xffffffff,%eax
  jmp    L17
```

tool_calls: name: extract_symbolic_data
arguments: label: D1
type: string

tool: D1: blli:

assistant: ```c
int blli2text(char **pos, char **end, int *length, const struct atm_blli *blli) {
  maybe(pos, end, length, "blli:");
  if (l2_proto2text(pos, end, length, blli))
    return -1;
  return l3_proto2text(pos, end, length, blli);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<blli2text>:
  endbr64
  push   %r14
  mov    %rcx,%r14
  lea    D6(%rip),%rcx
  push   %r13
  mov    %rdx,%r13
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x8,%rsp
  call   <maybe@plt>
  mov    %r14,%rcx
  mov    %r13,%rdx
  mov    %r12,%rsi
  mov    %rbp,%rdi
  call   <l2_proto2text@plt>
  test   %rax,%rax
  jne    L0
  add    $0x8,%rsp
  mov    %r14,%rcx
  mov    %r13,%rdx
  mov    %r12,%rsi
  mov    %rbp,%rdi
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  jmp    1080 <l3_proto2text@plt>
  nopl   0x0(%rax)
L0:
  add    $0x8,%rsp
  mov    $0xffffffff,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
```

tool_calls: name: extract_symbolic_data
arguments: label: D6
data_type: string

tool: D6: blli:

assistant: ```c
int blli2text(char **pos, char **end, int *length, const struct atm_blli *blli) {
  maybe(pos, end, length, "blli:");
  if (l2_proto2text(pos, end, length, blli))
    return -1;
  return l3_proto2text(pos, end, length, blli);
}
```
user: What is the c source code of the assembly code below:

```asm
<blli2text>:
  endbr64
  push   %r14
  mov    %rcx,%r14
  lea    D0(%rip),%rcx
  push   %r13
  mov    %rdx,%r13
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x8,%rsp
  call   <maybe@plt>
  mov    %r14,%rcx
  mov    %r13,%rdx
  mov    %r12,%rsi
  mov    %rbp,%rdi
  call   <l2_proto2text@plt>
  test   %rax,%rax
  jne    L8
  add    $0x8,%rsp
  mov    %r14,%rcx
  mov    %r13,%rdx
  mov    %r12,%rsi
  mov    %rbp,%rdi
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  jmp    1080 <l3_proto2text@plt>
  nopl   0x0(%rax)
L8:
  add    $0x8,%rsp
  mov    $0xffffffff,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
```

tool_calls: name: read_data
arguments: data_tag: D0
type: string

tool: D0: blli:

assistant: ```c
int blli2text(char **pos, char **end, int *length, const struct atm_blli *blli) {
  maybe(pos, end, length, "blli:");
  if (l2_proto2text(pos, end, length, blli))
    return -1;
  return l3_proto2text(pos, end, length, blli);
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<vbufprint>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    %ecx,-0x2c(%rbp)
  mov    -0x20(%rbp),%rax
  sub    -0x18(%rbp),%rax
  mov    %eax,%esi
  mov    -0x2c(%rbp),%ecx
  mov    -0x28(%rbp),%rdx
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <vsnprintf@plt>
  mov    %eax,-0x4(%rbp)
  cmpl   $0x0,-0x4(%rbp)
  js     L0
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  cmp    %rax,-0x20(%rbp)
  ja     L23
L0:
  mov    -0x18(%rbp),%rax
  cmp    -0x20(%rbp),%rax
  jae    L6
  mov    -0x20(%rbp),%rax
  sub    $0x1,%rax
  movb   $0x0,(%rax)
L6:
  mov    -0x20(%rbp),%rax
  jmp    L28
L23:
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
L28:
  leave
  ret
```

assistant: ```c
char *vbufprint(char *buffer, char *buffer_end, const char *fmt, va_list args) {
  int len = vsnprintf(buffer, buffer_end - buffer, fmt, args);
  if (len < 0 || buffer + len >= buffer_end) {
    if (buffer < buffer_end)
      buffer_end[-1] = 0;
    return buffer_end;
  }
  return buffer + len;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<vbufprint>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbp
  mov    %rsi,%rbx
  sub    %edi,%esi
  call   <vsnprintf@plt>
  test   %eax,%eax
  js     L0
  cltq
  add    %rbp,%rax
  cmp    %rbx,%rax
  jae    L0
L23:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
L0:
  mov    %rbx,%rax
  cmp    %rbp,%rbx
  jbe    L23
  movb   $0x0,-0x1(%rbx)
  jmp    L23
```

assistant: ```c
char *vbufprint(char *buffer, char *buffer_end, const char *fmt, va_list args) {
  int len = vsnprintf(buffer, buffer_end - buffer, fmt, args);
  if (len < 0 || buffer + len >= buffer_end) {
    if (buffer < buffer_end)
      buffer_end[-1] = 0;
    return buffer_end;
  }
  return buffer + len;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<vbufprint>:
  endbr64
  push   %rbp
  mov    %rsi,%rbp
  sub    %edi,%esi
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x8,%rsp
  call   <vsnprintf@plt>
  test   %eax,%eax
  js     L18
  cltq
  add    %rbx,%rax
  cmp    %rbp,%rax
  jae    L18
L20:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
  nopl   0x0(%rax)
L18:
  mov    %rbp,%rax
  cmp    %rbx,%rbp
  jbe    L20
  movb   $0x0,-0x1(%rbp)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
char *vbufprint(char *buffer, char *buffer_end, const char *fmt, va_list args) {
  int len = vsnprintf(buffer, buffer_end - buffer, fmt, args);
  if (len < 0 || buffer + len >= buffer_end) {
    if (buffer < buffer_end)
      buffer_end[-1] = 0;
    return buffer_end;
  }
  return buffer + len;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<vbufprint>:
  endbr64
  push   %rbp
  mov    %rsi,%rbp
  sub    %edi,%esi
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x8,%rsp
  call   <vsnprintf@plt>
  test   %eax,%eax
  js     L26
  cltq
  add    %rbx,%rax
  cmp    %rbp,%rax
  jae    L26
L4:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
  nopl   0x0(%rax)
L26:
  mov    %rbp,%rax
  cmp    %rbx,%rbp
  jbe    L4
  movb   $0x0,-0x1(%rbp)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
char *vbufprint(char *buffer, char *buffer_end, const char *fmt, va_list args) {
  int len = vsnprintf(buffer, buffer_end - buffer, fmt, args);
  if (len < 0 || buffer + len >= buffer_end) {
    if (buffer < buffer_end)
      buffer_end[-1] = 0;
    return buffer_end;
  }
  return buffer + len;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<sort>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    -0x10(%rbp),%rsi
  mov    -0x8(%rbp),%rax
  mov    $0x1,%ecx
  mov    $0x0,%edx
  mov    %rax,%rdi
  call   <switchValues@plt>
  mov    -0x10(%rbp),%rsi
  mov    -0x8(%rbp),%rax
  mov    $0x3,%ecx
  mov    $0x2,%edx
  mov    %rax,%rdi
  call   <switchValues@plt>
  mov    -0x10(%rbp),%rsi
  mov    -0x8(%rbp),%rax
  mov    $0x2,%ecx
  mov    $0x0,%edx
  mov    %rax,%rdi
  call   <switchValues@plt>
  mov    -0x10(%rbp),%rsi
  mov    -0x8(%rbp),%rax
  mov    $0x3,%ecx
  mov    $0x1,%edx
  mov    %rax,%rdi
  call   <switchValues@plt>
  mov    -0x10(%rbp),%rsi
  mov    -0x8(%rbp),%rax
  mov    $0x2,%ecx
  mov    $0x1,%edx
  mov    %rax,%rdi
  call   <switchValues@plt>
  nop
  leave
  ret
```

assistant: ```c
void sort(int *freqs, char *sortedStates) {
  switchValues(freqs, sortedStates, 0, 1);
  switchValues(freqs, sortedStates, 2, 3);
  switchValues(freqs, sortedStates, 0, 2);
  switchValues(freqs, sortedStates, 1, 3);
  switchValues(freqs, sortedStates, 1, 2);
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<sort>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbx
  mov    %rsi,%rbp
  mov    $0x1,%ecx
  mov    $0x0,%edx
  call   <switchValues@plt>
  mov    $0x3,%ecx
  mov    $0x2,%edx
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <switchValues@plt>
  mov    $0x2,%ecx
  mov    $0x0,%edx
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <switchValues@plt>
  mov    $0x3,%ecx
  mov    $0x1,%edx
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <switchValues@plt>
  mov    $0x2,%ecx
  mov    $0x1,%edx
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <switchValues@plt>
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void sort(int *freqs, char *sortedStates) {
  switchValues(freqs, sortedStates, 0, 1);
  switchValues(freqs, sortedStates, 2, 3);
  switchValues(freqs, sortedStates, 0, 2);
  switchValues(freqs, sortedStates, 1, 3);
  switchValues(freqs, sortedStates, 1, 2);
}
```
user: What is the c source code of the assembly code below?

```asm
<sort>:
  endbr64
  push   %r12
  mov    $0x1,%ecx
  mov    %rsi,%r12
  xor    %edx,%edx
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x8,%rsp
  call   <switchValues@plt>
  mov    %r12,%rsi
  mov    %rbp,%rdi
  mov    $0x3,%ecx
  mov    $0x2,%edx
  call   <switchValues@plt>
  mov    %r12,%rsi
  mov    %rbp,%rdi
  mov    $0x2,%ecx
  xor    %edx,%edx
  call   <switchValues@plt>
  mov    %r12,%rsi
  mov    %rbp,%rdi
  mov    $0x3,%ecx
  mov    $0x1,%edx
  call   <switchValues@plt>
  add    $0x8,%rsp
  mov    %r12,%rsi
  mov    %rbp,%rdi
  mov    $0x2,%ecx
  pop    %rbp
  mov    $0x1,%edx
  pop    %r12
  jmp    1050 <switchValues@plt>
```

assistant: ```c
void sort(int *freqs, char *sortedStates) {
  switchValues(freqs, sortedStates, 0, 1);
  switchValues(freqs, sortedStates, 2, 3);
  switchValues(freqs, sortedStates, 0, 2);
  switchValues(freqs, sortedStates, 1, 3);
  switchValues(freqs, sortedStates, 1, 2);
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<sort>:
  endbr64
  push   %r12
  mov    $0x1,%ecx
  mov    %rsi,%r12
  xor    %edx,%edx
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x8,%rsp
  call   <switchValues@plt>
  mov    %r12,%rsi
  mov    %rbp,%rdi
  mov    $0x3,%ecx
  mov    $0x2,%edx
  call   <switchValues@plt>
  mov    %r12,%rsi
  mov    %rbp,%rdi
  mov    $0x2,%ecx
  xor    %edx,%edx
  call   <switchValues@plt>
  mov    %r12,%rsi
  mov    %rbp,%rdi
  mov    $0x3,%ecx
  mov    $0x1,%edx
  call   <switchValues@plt>
  add    $0x8,%rsp
  mov    %r12,%rsi
  mov    %rbp,%rdi
  mov    $0x2,%ecx
  pop    %rbp
  mov    $0x1,%edx
  pop    %r12
  jmp    1050 <switchValues@plt>
```

assistant: ```c
void sort(int *freqs, char *sortedStates) {
  switchValues(freqs, sortedStates, 0, 1);
  switchValues(freqs, sortedStates, 2, 3);
  switchValues(freqs, sortedStates, 0, 2);
  switchValues(freqs, sortedStates, 1, 3);
  switchValues(freqs, sortedStates, 1, 2);
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<present_sbox_inv>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  sar    $0x4,%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  lea    D9(%rip),%rax
  mov    (%rdx,%rax,1),%eax
  shl    $0x4,%eax
  mov    %eax,%ecx
  mov    -0x4(%rbp),%eax
  and    $0xf,%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  lea    D9(%rip),%rax
  mov    (%rdx,%rax,1),%eax
  or     %ecx,%eax
  pop    %rbp
  ret
```

tool_calls: name: disassemble_data
arguments: data_tag: D9
type_guessed: string

tool: D9: 

assistant: ```c
uint8_t present_sbox_inv(uint8_t b) {
  static const uint8_t sb[] = {0x5, 0xE, 0xF, 0x8, 0xC, 0x1, 0x2, 0xD, 0xB, 0x4, 0x6, 0x3, 0x0, 0x7, 0x9, 0xA};
  return ((sb[b >> 4]) << 4) | (sb[b & 0xf]);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<present_sbox_inv>:
  endbr64
  lea    D0(%rip),%rdx
  mov    %edi,%eax
  sar    $0x4,%eax
  cltq
  mov    (%rdx,%rax,4),%eax
  shl    $0x4,%eax
  and    $0xf,%edi
  or     (%rdx,%rdi,4),%eax
  ret
```

tool_calls: name: parse_data
arguments: label: D0
type_guessed: string

tool: D0: 

assistant: ```c
uint8_t present_sbox_inv(uint8_t b) {
  static const uint8_t sb[] = {0x5, 0xE, 0xF, 0x8, 0xC, 0x1, 0x2, 0xD, 0xB, 0x4, 0x6, 0x3, 0x0, 0x7, 0x9, 0xA};
  return ((sb[b >> 4]) << 4) | (sb[b & 0xf]);
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<present_sbox_inv>:
  endbr64
  mov    %edi,%eax
  lea    D9(%rip),%rdx
  and    $0xf,%edi
  sar    $0x4,%eax
  cltq
  mov    (%rdx,%rax,4),%eax
  shl    $0x4,%eax
  or     (%rdx,%rdi,4),%eax
  ret
```

tool_calls: name: unpack_data
arguments: data_label: D9
datatype: string

tool: D9: 

assistant: ```c
uint8_t present_sbox_inv(uint8_t b) {
  static const uint8_t sb[] = {0x5, 0xE, 0xF, 0x8, 0xC, 0x1, 0x2, 0xD, 0xB, 0x4, 0x6, 0x3, 0x0, 0x7, 0x9, 0xA};
  return ((sb[b >> 4]) << 4) | (sb[b & 0xf]);
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<present_sbox_inv>:
  endbr64
  mov    %edi,%eax
  lea    D5(%rip),%rdx
  and    $0xf,%edi
  sar    $0x4,%eax
  cltq
  mov    (%rdx,%rax,4),%eax
  shl    $0x4,%eax
  or     (%rdx,%rdi,4),%eax
  ret
```

tool_calls: name: retrieve_data
arguments: data_tag: D5
type: string

tool: D5: 

assistant: ```c
uint8_t present_sbox_inv(uint8_t b) {
  static const uint8_t sb[] = {0x5, 0xE, 0xF, 0x8, 0xC, 0x1, 0x2, 0xD, 0xB, 0x4, 0x6, 0x3, 0x0, 0x7, 0x9, 0xA};
  return ((sb[b >> 4]) << 4) | (sb[b & 0xf]);
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<nwd>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %edi,-0x4(%rbp)
  mov    %esi,-0x8(%rbp)
  cmpl   $0x0,-0x8(%rbp)
  jne    L10
  mov    -0x4(%rbp),%eax
  jmp    L14
L10:
  mov    -0x4(%rbp),%eax
  cltd
  idivl  -0x8(%rbp)
  mov    -0x8(%rbp),%eax
  mov    %edx,%esi
  mov    %eax,%edi
  call   <nwd>
L14:
  leave
  ret
```

assistant: ```c
int nwd(int a, int b) {
  if (b == 0)
    return a;
  else
    return nwd(b, a % b);
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<nwd>:
  endbr64
  mov    %edi,%eax
  test   %esi,%esi
  jne    L2
  ret
L2:
  sub    $0x8,%rsp
  mov    %esi,%edi
  cltd
  idiv   %esi
  mov    %edx,%esi
  call   <nwd>
  add    $0x8,%rsp
  ret
```

assistant: ```c
int nwd(int a, int b) {
  if (b == 0)
    return a;
  else
    return nwd(b, a % b);
}
```
user: Translate the below assembly code into C programming language:

```asm
<nwd>:
  endbr64
  mov    %edi,%eax
  mov    %esi,%r8d
  test   %esi,%esi
  jne    L4
  jmp    L16
  nop
L15:
  mov    %edx,%r8d
L4:
  cltd
  idiv   %r8d
  mov    %r8d,%eax
  test   %edx,%edx
  jne    L15
  mov    %r8d,%eax
  ret
  nopw   0x0(%rax,%rax,1)
L16:
  mov    %edi,%r8d
  mov    %r8d,%eax
  ret
```

assistant: ```c
int nwd(int a, int b) {
  if (b == 0)
    return a;
  else
    return nwd(b, a % b);
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<nwd>:
  endbr64
  mov    %edi,%eax
  mov    %esi,%r8d
  test   %esi,%esi
  jne    L0
  jmp    L7
  nop
L24:
  mov    %edx,%r8d
L0:
  cltd
  idiv   %r8d
  mov    %r8d,%eax
  test   %edx,%edx
  jne    L24
  mov    %r8d,%eax
  ret
  nopw   0x0(%rax,%rax,1)
L7:
  mov    %edi,%r8d
  mov    %r8d,%eax
  ret
```

assistant: ```c
int nwd(int a, int b) {
  if (b == 0)
    return a;
  else
    return nwd(b, a % b);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<ft_atoi>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  movl   $0x0,-0xc(%rbp)
  movl   $0x0,-0x8(%rbp)
  movl   $0x1,-0x4(%rbp)
  jmp    L57
L6:
  addl   $0x1,-0xc(%rbp)
L57:
  mov    -0xc(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <ft_isspace@plt>
  test   %rax,%rax
  jne    L6
  mov    -0xc(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x2d,%al
  je     L2
  mov    -0xc(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x2b,%al
  jne    L39
L2:
  mov    -0xc(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0xc(%rbp)
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x2d,%al
  jne    L39
  movl   $0xffffffff,-0x4(%rbp)
  jmp    L39
L63:
  mov    -0x8(%rbp),%edx
  mov    %edx,%eax
  shl    $0x2,%eax
  add    %edx,%eax
  add    %eax,%eax
  mov    %eax,%ecx
  mov    -0xc(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0xc(%rbp)
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  sub    $0x30,%eax
  add    %ecx,%eax
  mov    %eax,-0x8(%rbp)
L39:
  mov    -0xc(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <ft_isdigit@plt>
  test   %rax,%rax
  jne    L63
  mov    -0x8(%rbp),%eax
  imul   -0x4(%rbp),%eax
  leave
  ret
```

assistant: ```c
int ft_atoi(const char *str) {
  int i;
  int ret;
  int sign;
  i = 0;
  ret = 0;
  sign = 1;
  while (ft_isspace(str[i]))
    i++;
  if (str[i] == '-' || str[i] == '+') {
    if (str[i++] == '-')
      sign = -1;
  }
  while (ft_isdigit(str[i]))
    ret = ret * 10 + (str[i++] - '0');
  return (ret * sign);
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<ft_atoi>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%r13
  mov    %rdi,%rbx
  mov    $0x0,%ebp
  jmp    L5
L28:
  add    $0x1,%ebp
L5:
  mov    %rbx,%r12
  movsbl (%rbx),%edi
  call   <ft_isspace@plt>
  add    $0x1,%rbx
  test   %rax,%rax
  jne    L28
  movzbl (%r12),%eax
  lea    -0x2b(%rax),%edx
  mov    $0x1,%r12d
  test   $0xfd,%dl
  jne    L15
  add    $0x1,%ebp
  cmp    $0x2d,%al
  setne  %r12b
  movzbl %r12b,%r12d
  lea    -0x1(%r12,%r12,1),%r12d
L15:
  movslq %ebp,%rbx
  add    %r13,%rbx
  mov    $0x0,%ebp
  jmp    L46
L48:
  lea    0x0(%rbp,%rbp,4),%edx
  movsbl (%rbx),%eax
  lea    -0x30(%rax,%rdx,2),%ebp
  add    $0x1,%rbx
L46:
  movsbl (%rbx),%edi
  call   <ft_isdigit@plt>
  test   %rax,%rax
  jne    L48
  mov    %ebp,%eax
  imul   %r12d,%eax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
int ft_atoi(const char *str) {
  int i;
  int ret;
  int sign;
  i = 0;
  ret = 0;
  sign = 1;
  while (ft_isspace(str[i]))
    i++;
  if (str[i] == '-' || str[i] == '+') {
    if (str[i++] == '-')
      sign = -1;
  }
  while (ft_isdigit(str[i]))
    ret = ret * 10 + (str[i++] - '0');
  return (ret * sign);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<ft_atoi>:
  endbr64
  push   %r13
  xor    %r13d,%r13d
  push   %r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x8,%rsp
  jmp    L49
  nopl   0x0(%rax)
L1:
  add    $0x1,%r13d
L49:
  movsbl 0x0(%rbp),%edi
  mov    %rbp,%r12
  add    $0x1,%rbp
  call   <ft_isspace@plt>
  test   %rax,%rax
  jne    L1
  movsbl (%r12),%edi
  lea    -0x2b(%rdi),%eax
  test   $0xfd,%al
  jne    L31
  add    $0x1,%r13d
  cmp    $0x2d,%dil
  mov    $0x1,%r12d
  movslq %r13d,%r13
  movzbl (%rbx,%r13,1),%eax
  movsbl %al,%edi
  je     L45
L20:
  add    %r13,%rbx
  xor    %ebp,%ebp
  jmp    L36
  nopw   0x0(%rax,%rax,1)
L11:
  movsbl -0x1(%rbx),%eax
  lea    0x0(%rbp,%rbp,4),%edx
  movsbl (%rbx),%edi
  lea    -0x30(%rax,%rdx,2),%ebp
L36:
  call   <ft_isdigit@plt>
  add    $0x1,%rbx
  test   %rax,%rax
  jne    L11
  add    $0x8,%rsp
  mov    %ebp,%eax
  pop    %rbx
  imul   %r12d,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  xchg   %ax,%ax
L31:
  mov    $0x1,%r12d
  movslq %r13d,%r13
  jmp    L20
  nopl   0x0(%rax,%rax,1)
L45:
  mov    $0xffffffff,%r12d
  jmp    L20
```

assistant: ```c
int ft_atoi(const char *str) {
  int i;
  int ret;
  int sign;
  i = 0;
  ret = 0;
  sign = 1;
  while (ft_isspace(str[i]))
    i++;
  if (str[i] == '-' || str[i] == '+') {
    if (str[i++] == '-')
      sign = -1;
  }
  while (ft_isdigit(str[i]))
    ret = ret * 10 + (str[i++] - '0');
  return (ret * sign);
}
```