ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<SEGGER_SYSVIEW_WarnfHost>:
  endbr64
  push   %rbp
  mov    %rdi,%rsi
  mov    %rdi,%rbp
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    0x4(%rsp),%edi
  call   <va_start@plt>
  mov    %rbp,%rdi
  lea    0x4(%rsp),%rdx
  mov    $0x1,%esi
  call   <_VPrintHost@plt>
  mov    0x4(%rsp),%edi
  call   <va_end@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L6
  add    $0x10,%rsp
  pop    %rbp
  ret
L6:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void SEGGER_SYSVIEW_WarnfHost(const char *s, ...) {
  va_list ParamList;
  va_start(ParamList, s);
  _VPrintHost(s, (1u), &ParamList);
  va_end(ParamList);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<SEGGER_SYSVIEW_WarnfHost>:
  endbr64
  push   %rbp
  mov    %rdi,%rsi
  mov    %rdi,%rbp
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    0x4(%rsp),%edi
  call   <va_start@plt>
  mov    %rbp,%rdi
  lea    0x4(%rsp),%rdx
  mov    $0x1,%esi
  call   <_VPrintHost@plt>
  mov    0x4(%rsp),%edi
  call   <va_end@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L0
  add    $0x10,%rsp
  pop    %rbp
  ret
L0:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void SEGGER_SYSVIEW_WarnfHost(const char *s, ...) {
  va_list ParamList;
  va_start(ParamList, s);
  _VPrintHost(s, (1u), &ParamList);
  va_end(ParamList);
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<I2CMasterControl>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    $0x40002804,%edx
  mov    -0x10(%rbp),%rax
  mov    %rax,(%rdx)
  mov    $0x2,%edi
  call   <NOROM_CPUdelay@plt>
  nop
  leave
  ret
```

assistant: ```c
void I2CMasterControl(uint32_t ui32Base, uint32_t ui32Cmd) {
  ;

  ;
  (*((volatile unsigned long *)(0x40002000 + 0x00000804))) = ui32Cmd;
  NOROM_CPUdelay(2);
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<I2CMasterControl>:
  endbr64
  sub    $0x8,%rsp
  mov    %rsi,0x40002804
  mov    $0x2,%edi
  call   <NOROM_CPUdelay@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
void I2CMasterControl(uint32_t ui32Base, uint32_t ui32Cmd) {
  ;

  ;
  (*((volatile unsigned long *)(0x40002000 + 0x00000804))) = ui32Cmd;
  NOROM_CPUdelay(2);
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<I2CMasterControl>:
  endbr64
  mov    %rsi,0x40002804
  mov    $0x2,%edi
  jmp    1050 <NOROM_CPUdelay@plt>
```

assistant: ```c
void I2CMasterControl(uint32_t ui32Base, uint32_t ui32Cmd) {
  ;

  ;
  (*((volatile unsigned long *)(0x40002000 + 0x00000804))) = ui32Cmd;
  NOROM_CPUdelay(2);
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<I2CMasterControl>:
  endbr64
  mov    %rsi,0x40002804
  mov    $0x2,%edi
  jmp    1050 <NOROM_CPUdelay@plt>
```

assistant: ```c
void I2CMasterControl(uint32_t ui32Base, uint32_t ui32Cmd) {
  ;

  ;
  (*((volatile unsigned long *)(0x40002000 + 0x00000804))) = ui32Cmd;
  NOROM_CPUdelay(2);
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<ft_str_find_nxt>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %esi,%eax
  mov    %edx,-0x10(%rbp)
  mov    %al,-0xc(%rbp)
  cmpl   $0x0,-0x10(%rbp)
  je     L61
  jmp    L42
L13:
  addq   $0x1,-0x8(%rbp)
L42:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L15
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    %al,-0xc(%rbp)
  je     L13
  jmp    L15
L43:
  addq   $0x1,-0x8(%rbp)
L61:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L15
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    %al,-0xc(%rbp)
  jne    L43
L15:
  mov    -0x8(%rbp),%rax
  pop    %rbp
  ret
```

assistant: ```c
const char *ft_str_find_nxt(const char *str, char c, int n) {
  if (n)
    while (*str != '\0' && *str == c)
      str++;
  else
    while (*str != '\0' && *str != c)
      str++;
  return (str);
}
```
user: Translate the below assembly code into C programming language:

```asm
<ft_str_find_nxt>:
  endbr64
  mov    %edx,%eax
  mov    %esi,%edx
  test   %eax,%eax
  jne    L20
  movzbl (%rdi),%eax
  cmp    %sil,%al
  je     L48
  test   %al,%al
  je     L48
L15:
  add    $0x1,%rdi
  movzbl (%rdi),%eax
  cmp    %dl,%al
  je     L77
  test   %al,%al
  jne    L15
L77:
  mov    %rdi,%rax
  ret
L48:
  mov    %rdi,%rax
  ret
L20:
  movzbl (%rdi),%eax
  cmp    %sil,%al
  jne    L41
  test   %al,%al
  je     L41
L35:
  add    $0x1,%rdi
  movzbl (%rdi),%eax
  cmp    %dl,%al
  jne    L18
  test   %al,%al
  jne    L35
L18:
  mov    %rdi,%rax
  ret
L41:
  mov    %rdi,%rax
  ret
```

assistant: ```c
const char *ft_str_find_nxt(const char *str, char c, int n) {
  if (n)
    while (*str != '\0' && *str == c)
      str++;
  else
    while (*str != '\0' && *str != c)
      str++;
  return (str);
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<ft_str_find_nxt>:
  endbr64
  movzbl (%rdi),%eax
  mov    %esi,%ecx
  test   %al,%al
  setne  %r8b
  test   %edx,%edx
  jne    L107
  cmp    %sil,%al
  je     L87
  mov    %rdi,%rax
  test   %r8b,%r8b
  jne    L43
  jmp    L87
  nopw   0x0(%rax,%rax,1)
L48:
  test   %dl,%dl
  je     L102
L43:
  movzbl 0x1(%rax),%edx
  add    $0x1,%rax
  cmp    %cl,%dl
  jne    L48
L12:
  ret
  nopl   0x0(%rax)
L107:
  cmp    %sil,%al
  mov    %rdi,%rax
  jne    L12
  test   %r8b,%r8b
  jne    L93
  jmp    L12
  nop
L7:
  test   %dl,%dl
  je     L53
L93:
  movzbl 0x1(%rax),%edx
  add    $0x1,%rax
  cmp    %cl,%dl
  je     L7
  jmp    L12
  nopw   0x0(%rax,%rax,1)
L53:
  ret
  nopl   0x0(%rax)
L102:
  ret
  nopl   0x0(%rax)
L87:
  mov    %rdi,%rax
  ret
```

assistant: ```c
const char *ft_str_find_nxt(const char *str, char c, int n) {
  if (n)
    while (*str != '\0' && *str == c)
      str++;
  else
    while (*str != '\0' && *str != c)
      str++;
  return (str);
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<ft_str_find_nxt>:
  endbr64
  movzbl (%rdi),%eax
  mov    %esi,%ecx
  test   %al,%al
  setne  %r8b
  test   %edx,%edx
  jne    L51
  cmp    %sil,%al
  je     L54
  mov    %rdi,%rax
  test   %r8b,%r8b
  jne    L78
  jmp    L54
  nopw   0x0(%rax,%rax,1)
L26:
  test   %dl,%dl
  je     L39
L78:
  movzbl 0x1(%rax),%edx
  add    $0x1,%rax
  cmp    %cl,%dl
  jne    L26
L59:
  ret
  nopl   0x0(%rax)
L51:
  cmp    %sil,%al
  mov    %rdi,%rax
  jne    L59
  test   %r8b,%r8b
  jne    L38
  jmp    L59
  nop
L12:
  test   %dl,%dl
  je     L11
L38:
  movzbl 0x1(%rax),%edx
  add    $0x1,%rax
  cmp    %cl,%dl
  je     L12
  jmp    L59
  nopw   0x0(%rax,%rax,1)
L11:
  ret
  nopl   0x0(%rax)
L39:
  ret
  nopl   0x0(%rax)
L54:
  mov    %rdi,%rax
  ret
```

assistant: ```c
const char *ft_str_find_nxt(const char *str, char c, int n) {
  if (n)
    while (*str != '\0' && *str == c)
      str++;
  else
    while (*str != '\0' && *str != c)
      str++;
  return (str);
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<retrieve_facet>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0x58,%rsp
  mov    %edi,-0x44(%rbp)
  mov    %esi,-0x48(%rbp)
  mov    %rdx,-0x50(%rbp)
  mov    %rcx,-0x58(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x18(%rbp)
  xor    %eax,%eax
  mov    %rsp,%rax
  mov    %rax,%rbx
  mov    -0x44(%rbp),%eax
  mov    %eax,-0x3c(%rbp)
  mov    -0x44(%rbp),%eax
  imul   $0x64,%eax,%eax
  movslq %eax,%rdx
  sub    $0x1,%rdx
  mov    %rdx,-0x30(%rbp)
  movslq %eax,%rdx
  mov    %rdx,%r10
  mov    $0x0,%r11d
  movslq %eax,%rdx
  mov    %rdx,%r8
  mov    $0x0,%r9d
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    $0x10,%eax
  sub    $0x1,%rax
  add    %rdx,%rax
  mov    $0x10,%esi
  mov    $0x0,%edx
  div    %rsi
  imul   $0x10,%rax,%rax
  mov    %rax,%rcx
  and    $0xfffffffffffff000,%rcx
  mov    %rsp,%rdx
  sub    %rcx,%rdx
L29:
  cmp    %rdx,%rsp
  je     L48
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L29
L48:
  mov    %rax,%rdx
  and    $0xfff,%edx
  sub    %rdx,%rsp
  mov    %rax,%rdx
  and    $0xfff,%edx
  test   %rdx,%rdx
  je     L34
  and    $0xfff,%eax
  sub    $0x8,%rax
  add    %rsp,%rax
  orq    $0x0,(%rax)
L34:
  mov    %rsp,%rax
  add    $0x3,%rax
  shr    $0x2,%rax
  shl    $0x2,%rax
  mov    %rax,-0x28(%rbp)
  mov    -0x28(%rbp),%rax
  mov    -0x48(%rbp),%edx
  mov    %edx,(%rax)
  mov    -0x20(%rbp),%rcx
  mov    -0x28(%rbp),%rdx
  lea    -0x3c(%rbp),%rax
  mov    %rax,%rsi
  mov    $0x247,%edi
  call   <_ada_use_c2phc@plt>
  mov    %eax,-0x34(%rbp)
  mov    -0x3c(%rbp),%edx
  mov    -0x50(%rbp),%rax
  mov    %edx,(%rax)
  movl   $0x0,-0x38(%rbp)
  jmp    L33
L55:
  mov    -0x28(%rbp),%rax
  mov    -0x38(%rbp),%edx
  movslq %edx,%rdx
  mov    (%rax,%rdx,4),%edx
  mov    -0x38(%rbp),%eax
  movslq %eax,%rcx
  mov    -0x58(%rbp),%rax
  add    %rcx,%rax
  mov    %dl,(%rax)
  addl   $0x1,-0x38(%rbp)
L33:
  mov    -0x3c(%rbp),%eax
  cmp    %eax,-0x38(%rbp)
  jl     L55
  mov    -0x3c(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x58(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
  mov    -0x34(%rbp),%eax
  mov    %rbx,%rsp
  mov    -0x18(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L35
  call   <__stack_chk_fail@plt>
L35:
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

assistant: ```c
int retrieve_facet(int dim, int fcn, int *nc_rep, char *fctrep) {
  int fail, k;
  int a = dim;
  int b[100 * dim];
  double *c;
  b[0] = fcn;
  fail = _ada_use_c2phc(583, &a, b, c);
  *nc_rep = a;
  for (k = 0; k < a; k++)
    fctrep[k] = (char)b[k];
  fctrep[a] = '\0';
  return fail;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<retrieve_facet>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r13
  push   %r12
  push   %rbx
  sub    $0x18,%rsp
  mov    %esi,%eax
  mov    %rdx,%r12
  mov    %rcx,%rbx
  mov    %fs:0x28,%rdx
  mov    %rdx,-0x28(%rbp)
  xor    %edx,%edx
  mov    %edi,-0x2c(%rbp)
  imul   $0x64,%edi,%edi
  movslq %edi,%rdi
  shl    $0x2,%rdi
  mov    %rdi,%rcx
  and    $0xfffffffffffff000,%rcx
  mov    %rsp,%rdx
  sub    %rcx,%rdx
L10:
  cmp    %rdx,%rsp
  je     L53
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L10
L53:
  mov    %rdi,%rdx
  and    $0xfff,%edx
  sub    %rdx,%rsp
  test   %rdx,%rdx
  je     L38
  orq    $0x0,-0x8(%rsp,%rdx,1)
L38:
  lea    0x3(%rsp),%r13
  mov    %r13,%rdx
  shr    $0x2,%rdx
  and    $0xfffffffffffffffc,%r13
  mov    %eax,0x0(,%rdx,4)
  lea    -0x2c(%rbp),%rsi
  mov    $0x0,%ecx
  mov    %r13,%rdx
  mov    $0x247,%edi
  call   <_ada_use_c2phc@plt>
  mov    -0x2c(%rbp),%edi
  mov    %edi,(%r12)
  test   %edi,%edi
  jle    L48
  mov    %edi,%esi
  mov    $0x0,%edx
L24:
  mov    0x0(%r13,%rdx,4),%ecx
  mov    %cl,(%rbx,%rdx,1)
  add    $0x1,%rdx
  cmp    %rsi,%rdx
  jne    L24
L48:
  movslq %edi,%rdi
  movb   $0x0,(%rbx,%rdi,1)
  mov    -0x28(%rbp),%rdx
  sub    %fs:0x28,%rdx
  jne    L52
  lea    -0x18(%rbp),%rsp
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %rbp
  ret
L52:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int retrieve_facet(int dim, int fcn, int *nc_rep, char *fctrep) {
  int fail, k;
  int a = dim;
  int b[100 * dim];
  double *c;
  b[0] = fcn;
  fail = _ada_use_c2phc(583, &a, b, c);
  *nc_rep = a;
  for (k = 0; k < a; k++)
    fctrep[k] = (char)b[k];
  fctrep[a] = '\0';
  return fail;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<retrieve_facet>:
  endbr64
  push   %rbp
  mov    %esi,%eax
  mov    %rsp,%rbp
  push   %r13
  mov    %rdx,%r13
  push   %r12
  push   %rbx
  mov    %rcx,%rbx
  sub    $0x18,%rsp
  mov    %fs:0x28,%rdx
  mov    %rdx,-0x28(%rbp)
  xor    %edx,%edx
  mov    %edi,-0x2c(%rbp)
  imul   $0x64,%edi,%edi
  mov    %rsp,%rdx
  movslq %edi,%rdi
  shl    $0x2,%rdi
  mov    %rdi,%rcx
  and    $0xfffffffffffff000,%rcx
  sub    %rcx,%rdx
  cmp    %rdx,%rsp
  je     L56
L9:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rdx,%rsp
  jne    L9
L56:
  and    $0xfff,%edi
  sub    %rdi,%rsp
  test   %rdi,%rdi
  jne    L17
L10:
  lea    0x3(%rsp),%r12
  lea    -0x2c(%rbp),%rsi
  xor    %ecx,%ecx
  mov    $0x247,%edi
  mov    %r12,%rdx
  and    $0xfffffffffffffffc,%r12
  shr    $0x2,%rdx
  mov    %eax,0x0(,%rdx,4)
  mov    %r12,%rdx
  call   <_ada_use_c2phc@plt>
  movslq -0x2c(%rbp),%rsi
  mov    %esi,0x0(%r13)
  test   %esi,%esi
  jle    L35
  xor    %edx,%edx
  nopl   (%rax)
L26:
  mov    (%r12,%rdx,4),%ecx
  mov    %cl,(%rbx,%rdx,1)
  add    $0x1,%rdx
  cmp    %rsi,%rdx
  jne    L26
L35:
  movb   $0x0,(%rbx,%rsi,1)
  mov    -0x28(%rbp),%rdx
  sub    %fs:0x28,%rdx
  jne    L69
  lea    -0x18(%rbp),%rsp
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %rbp
  ret
  cs nopw 0x0(%rax,%rax,1)
L17:
  orq    $0x0,-0x8(%rsp,%rdi,1)
  jmp    L10
L69:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int retrieve_facet(int dim, int fcn, int *nc_rep, char *fctrep) {
  int fail, k;
  int a = dim;
  int b[100 * dim];
  double *c;
  b[0] = fcn;
  fail = _ada_use_c2phc(583, &a, b, c);
  *nc_rep = a;
  for (k = 0; k < a; k++)
    fctrep[k] = (char)b[k];
  fctrep[a] = '\0';
  return fail;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<initv>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  movsd  %xmm0,-0x10(%rbp)
  mov    -0x8(%rbp),%rax
  movsd  -0x10(%rbp),%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x8(%rbp),%rax
  add    $0x8,%rax
  movsd  -0x10(%rbp),%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x8(%rbp),%rax
  add    $0x10,%rax
  movsd  -0x10(%rbp),%xmm0
  movsd  %xmm0,(%rax)
  nop
  pop    %rbp
  ret
```

assistant: ```c
void initv(double *r, const double x) {
  r[0] = x;
  r[1] = x;
  r[2] = x;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<initv>:
  endbr64
  movsd  %xmm0,(%rdi)
  movsd  %xmm0,0x8(%rdi)
  movsd  %xmm0,0x10(%rdi)
  ret
```

assistant: ```c
void initv(double *r, const double x) {
  r[0] = x;
  r[1] = x;
  r[2] = x;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<initv>:
  endbr64
  movsd  %xmm0,(%rdi)
  movsd  %xmm0,0x8(%rdi)
  movsd  %xmm0,0x10(%rdi)
  ret
```

assistant: ```c
void initv(double *r, const double x) {
  r[0] = x;
  r[1] = x;
  r[2] = x;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<initv>:
  endbr64
  movapd %xmm0,%xmm1
  movsd  %xmm0,0x10(%rdi)
  unpcklpd %xmm1,%xmm1
  movups %xmm1,(%rdi)
  ret
```

assistant: ```c
void initv(double *r, const double x) {
  r[0] = x;
  r[1] = x;
  r[2] = x;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<change_arr>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  movl   $0x0,-0x4(%rbp)
  jmp    L2
L6:
  mov    -0x4(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  mov    %eax,%edi
  call   <is_fib@plt>
  cmp    $0x1,%eax
  jne    L22
  mov    -0x4(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rax,%rdx
  mov    -0x4(%rbp),%eax
  mov    %eax,(%rdx)
L22:
  addl   $0x1,-0x4(%rbp)
L2:
  mov    -0x4(%rbp),%eax
  cmp    -0x1c(%rbp),%eax
  jl     L6
  mov    $0x0,%eax
  leave
  ret
```

assistant: ```c
int change_arr(int *arr, int size) {
  for (int i = 0; i < size; i++) {
    if (is_fib(arr[i]) == 1) {
      arr[i] = i;
    }
  }
  return 0;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<change_arr>:
  endbr64
  test   %esi,%esi
  jle    L47
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%r12
  mov    %esi,%ebp
  mov    $0x0,%ebx
  jmp    L0
L9:
  add    $0x1,%rbx
  cmp    %rbp,%rbx
  je     L27
L0:
  mov    (%r12,%rbx,4),%edi
  call   <is_fib@plt>
  cmp    $0x1,%eax
  jne    L9
  mov    %ebx,(%r12,%rbx,4)
  jmp    L9
L27:
  mov    $0x0,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L47:
  mov    $0x0,%eax
  ret
```

assistant: ```c
int change_arr(int *arr, int size) {
  for (int i = 0; i < size; i++) {
    if (is_fib(arr[i]) == 1) {
      arr[i] = i;
    }
  }
  return 0;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<change_arr>:
  endbr64
  test   %esi,%esi
  jle    L3
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  movslq %esi,%rbp
  push   %rbx
  xor    %ebx,%ebx
  nopl   0x0(%rax)
L20:
  mov    (%r12,%rbx,4),%edi
  call   <is_fib@plt>
  cmp    $0x1,%eax
  jne    L0
  mov    %ebx,(%r12,%rbx,4)
L0:
  add    $0x1,%rbx
  cmp    %rbp,%rbx
  jne    L20
  pop    %rbx
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  ret
  nopw   0x0(%rax,%rax,1)
L3:
  xor    %eax,%eax
  ret
```

assistant: ```c
int change_arr(int *arr, int size) {
  for (int i = 0; i < size; i++) {
    if (is_fib(arr[i]) == 1) {
      arr[i] = i;
    }
  }
  return 0;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<change_arr>:
  endbr64
  test   %esi,%esi
  jle    L18
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  movslq %esi,%rbp
  push   %rbx
  xor    %ebx,%ebx
  nopl   0x0(%rax)
L7:
  mov    (%r12,%rbx,4),%edi
  call   <is_fib@plt>
  cmp    $0x1,%eax
  jne    L23
  mov    %ebx,(%r12,%rbx,4)
L23:
  add    $0x1,%rbx
  cmp    %rbp,%rbx
  jne    L7
  pop    %rbx
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  ret
  nopw   0x0(%rax,%rax,1)
L18:
  xor    %eax,%eax
  ret
```

assistant: ```c
int change_arr(int *arr, int size) {
  for (int i = 0; i < size; i++) {
    if (is_fib(arr[i]) == 1) {
      arr[i] = i;
    }
  }
  return 0;
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<instruction_size>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x14(%rbp)
  movl   $0x1,-0x4(%rbp)
  mov    -0x14(%rbp),%eax
  sar    $0x4,%eax
  and    $0x30,%eax
  test   %eax,%eax
  je     L77
  mov    -0x14(%rbp),%eax
  sar    $0x4,%eax
  and    $0x3f,%eax
  cmp    $0x17,%eax
  jle    L16
L77:
  mov    -0x14(%rbp),%eax
  sar    $0x4,%eax
  and    $0x3f,%eax
  cmp    $0x1e,%eax
  je     L16
  mov    -0x14(%rbp),%eax
  sar    $0x4,%eax
  and    $0x3f,%eax
  cmp    $0x1f,%eax
  jne    L56
L16:
  addl   $0x1,-0x4(%rbp)
L56:
  mov    -0x14(%rbp),%eax
  sar    $0xa,%eax
  and    $0x30,%eax
  test   %eax,%eax
  je     L43
  mov    -0x14(%rbp),%eax
  sar    $0xa,%eax
  and    $0x3f,%eax
  cmp    $0x17,%eax
  jle    L45
L43:
  mov    -0x14(%rbp),%eax
  sar    $0xa,%eax
  and    $0x3f,%eax
  cmp    $0x1e,%eax
  je     L45
  mov    -0x14(%rbp),%eax
  sar    $0xa,%eax
  and    $0x3f,%eax
  cmp    $0x1f,%eax
  jne    L39
L45:
  addl   $0x1,-0x4(%rbp)
L39:
  mov    -0x4(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
int instruction_size(ushort instruction) {
  int size = 1;
  if ((((instruction >> 4) & 0x3f) >= 0x10 && ((instruction >> 4) & 0x3f) <= 0x17) || ((instruction >> 4) & 0x3f) == 0x1e || ((instruction >> 4) & 0x3f) == 0x1f)
    size++;
  if ((((instruction >> 10) & 0x3f) >= 0x10 && ((instruction >> 10) & 0x3f) <= 0x17) || ((instruction >> 10) & 0x3f) == 0x1e || ((instruction >> 10) & 0x3f) == 0x1f)
    size++;
  return size;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<instruction_size>:
  endbr64
  mov    %edi,%eax
  sar    $0x4,%eax
  test   $0x30,%al
  je     L4
  mov    %eax,%ecx
  and    $0x3f,%ecx
  mov    $0x2,%edx
  cmp    $0x17,%ecx
  jle    L40
L4:
  and    $0x3f,%eax
  sub    $0x1e,%eax
  cmp    $0x2,%eax
  setb   %dl
  movzbl %dl,%edx
  add    $0x1,%edx
L40:
  sar    $0xa,%edi
  test   $0x30,%dil
  je     L8
  mov    %edi,%eax
  and    $0x3f,%eax
  cmp    $0x17,%eax
  jle    L12
L8:
  and    $0x3f,%edi
  sub    $0x1e,%edi
  cmp    $0x1,%edi
  ja     L49
L12:
  add    $0x1,%edx
L49:
  mov    %edx,%eax
  ret
```

assistant: ```c
int instruction_size(ushort instruction) {
  int size = 1;
  if ((((instruction >> 4) & 0x3f) >= 0x10 && ((instruction >> 4) & 0x3f) <= 0x17) || ((instruction >> 4) & 0x3f) == 0x1e || ((instruction >> 4) & 0x3f) == 0x1f)
    size++;
  if ((((instruction >> 10) & 0x3f) >= 0x10 && ((instruction >> 10) & 0x3f) <= 0x17) || ((instruction >> 10) & 0x3f) == 0x1e || ((instruction >> 10) & 0x3f) == 0x1f)
    size++;
  return size;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<instruction_size>:
  endbr64
  mov    %edi,%eax
  sar    $0x4,%eax
  mov    %eax,%edx
  and    $0x3f,%edx
  test   $0x30,%al
  je     L28
  mov    $0x2,%eax
  cmp    $0x17,%edx
  jg     L28
L24:
  sar    $0xa,%edi
  mov    %edi,%edx
  and    $0x3f,%edx
  and    $0x30,%edi
  je     L12
  cmp    $0x17,%edx
  jg     L12
  add    $0x1,%eax
L4:
  ret
  nopw   0x0(%rax,%rax,1)
L12:
  sub    $0x1e,%edx
  cmp    $0x1,%edx
  ja     L4
  add    $0x1,%eax
  jmp    L4
  nopl   (%rax)
L28:
  sub    $0x1e,%edx
  xor    %eax,%eax
  cmp    $0x2,%edx
  setb   %al
  add    $0x1,%eax
  jmp    L24
```

assistant: ```c
int instruction_size(ushort instruction) {
  int size = 1;
  if ((((instruction >> 4) & 0x3f) >= 0x10 && ((instruction >> 4) & 0x3f) <= 0x17) || ((instruction >> 4) & 0x3f) == 0x1e || ((instruction >> 4) & 0x3f) == 0x1f)
    size++;
  if ((((instruction >> 10) & 0x3f) >= 0x10 && ((instruction >> 10) & 0x3f) <= 0x17) || ((instruction >> 10) & 0x3f) == 0x1e || ((instruction >> 10) & 0x3f) == 0x1f)
    size++;
  return size;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<instruction_size>:
  endbr64
  mov    %edi,%eax
  sar    $0x4,%eax
  mov    %eax,%edx
  and    $0x3f,%edx
  test   $0x30,%al
  je     L31
  cmp    $0x17,%edx
  jle    L25
L31:
  sub    $0x1e,%edx
  cmp    $0x2,%edx
  sbb    %eax,%eax
  not    %eax
  add    $0x3,%eax
  cmp    $0x2,%edx
  sbb    %edx,%edx
  not    %edx
  add    $0x2,%edx
L27:
  sar    $0xa,%edi
  mov    %edi,%ecx
  and    $0x3f,%ecx
  and    $0x30,%edi
  je     L5
  cmp    $0x17,%ecx
  jg     L5
  ret
  nopl   0x0(%rax)
L5:
  sub    $0x1e,%ecx
  cmp    $0x2,%ecx
  cmovae %edx,%eax
  ret
  nopw   0x0(%rax,%rax,1)
L25:
  mov    $0x3,%eax
  mov    $0x2,%edx
  jmp    L27
```

assistant: ```c
int instruction_size(ushort instruction) {
  int size = 1;
  if ((((instruction >> 4) & 0x3f) >= 0x10 && ((instruction >> 4) & 0x3f) <= 0x17) || ((instruction >> 4) & 0x3f) == 0x1e || ((instruction >> 4) & 0x3f) == 0x1f)
    size++;
  if ((((instruction >> 10) & 0x3f) >= 0x10 && ((instruction >> 10) & 0x3f) <= 0x17) || ((instruction >> 10) & 0x3f) == 0x1e || ((instruction >> 10) & 0x3f) == 0x1f)
    size++;
  return size;
}
```
user: Translate the below assembly code into C programming language:

```asm
<vit216_>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    %rcx,-0x30(%rbp)
  mov    %r8,-0x38(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x20(%rbp),%rax
  mov    (%rax),%ecx
  mov    -0x28(%rbp),%rdi
  mov    -0x18(%rbp),%rdx
  mov    -0x30(%rbp),%rsi
  lea    -0x10(%rbp),%rax
  sub    $0x8,%rsp
  push   $0x0
  mov    $0x0,%r9d
  mov    %rdi,%r8
  mov    %rax,%rdi
  call   <vit216@plt>
  add    $0x10,%rsp
  mov    -0x10(%rbp),%rdx
  mov    -0x38(%rbp),%rax
  mov    %rdx,(%rax)
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L7
  call   <__stack_chk_fail@plt>
L7:
  leave
  ret
```

assistant: ```c
void vit216_(unsigned char symbols[], unsigned int *Nbits, int mettab[2][256], unsigned char ddec[], long *Metric) {
  long metric;
  vit216(&metric, ddec, symbols, *Nbits, mettab, 0, 0);
  *Metric = metric;
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<vit216_>:
  endbr64
  push   %rbx
  sub    $0x10,%rsp
  mov    %rsi,%r10
  mov    %rcx,%rsi
  mov    %r8,%rbx
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rax
  sub    $0x8,%rsp
  push   $0x0
  mov    $0x0,%r9d
  mov    %rdx,%r8
  mov    (%r10),%ecx
  mov    %rdi,%rdx
  mov    %rax,%rdi
  call   <vit216@plt>
  mov    0x10(%rsp),%rax
  mov    %rax,(%rbx)
  add    $0x10,%rsp
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L5
  add    $0x10,%rsp
  pop    %rbx
  ret
L5:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void vit216_(unsigned char symbols[], unsigned int *Nbits, int mettab[2][256], unsigned char ddec[], long *Metric) {
  long metric;
  vit216(&metric, ddec, symbols, *Nbits, mettab, 0, 0);
  *Metric = metric;
}
```