ylfeng/ReF-Decompile-dataset huggingface dataset:
user: What is the c source code of the assembly code below:

```asm
<findPeakElement>:
  endbr64
  cmp    $0x1,%esi
  jle    L36
  mov    $0x1,%eax
L17:
  mov    (%rdi),%edx
  cmp    %edx,0x4(%rdi)
  jl     L12
  add    $0x1,%eax
  add    $0x4,%rdi
  cmp    %eax,%esi
  jne    L17
  mov    %esi,%eax
L12:
  sub    $0x1,%eax
  ret
L36:
  mov    $0x1,%eax
  jmp    L12
```

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

```asm
<findPeakElement>:
  endbr64
  cmp    $0x1,%esi
  jle    L20
  movslq %esi,%rsi
  mov    $0x1,%eax
  jmp    L44
  nopl   0x0(%rax,%rax,1)
L43:
  add    $0x1,%rax
  cmp    %rax,%rsi
  je     L38
L44:
  mov    -0x4(%rdi,%rax,4),%edx
  mov    %eax,%r8d
  cmp    %edx,(%rdi,%rax,4)
  jge    L43
  sub    $0x1,%r8d
L38:
  mov    %r8d,%eax
  ret
L20:
  xor    %r8d,%r8d
  jmp    L38
```

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

```asm
<findPeakElement>:
  endbr64
  cmp    $0x1,%esi
  jle    L15
  mov    (%rdi),%edx
  movslq %esi,%rsi
  mov    $0x1,%eax
  jmp    L12
  nopl   (%rax)
L42:
  add    $0x1,%rax
  cmp    %rsi,%rax
  je     L1
L12:
  mov    %edx,%ecx
  mov    (%rdi,%rax,4),%edx
  mov    %eax,%r8d
  cmp    %ecx,%edx
  jge    L42
  sub    $0x1,%r8d
L1:
  mov    %r8d,%eax
  ret
L15:
  xor    %r8d,%r8d
  jmp    L1
```

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

```asm
<print_sys_cfg_ps_sta_ageout_timer_usage>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  lea    D28(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D23(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D8(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D32(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D18(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  nop
  pop    %rbp
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D28
datatype: string
name: extract_symbolic_data
arguments: data_tag: D23
datatype: string
name: extract_symbolic_data
arguments: data_tag: D8
datatype: string
name: extract_symbolic_data
arguments: data_tag: D32
datatype: string
name: extract_symbolic_data
arguments: data_tag: D18
datatype: string

tool: D28: 
Usage : sys_cfg_ps_sta_ageout_timer [PS_STA_AGEOUT_TIMER]


tool: D23: 
If PS_STA_AGEOUT_TIMER is provided, a 'set' is performed, else a 'get' is performed.

tool: D8: 
PS_STA_AGEOUT_TIMER is represented in units of 100 ms.

tool: D32: 
Value of 0 will mean that stations will never be aged out.

tool: D18: 
The value should be between 300 and 864000.


assistant: ```c
void print_sys_cfg_ps_sta_ageout_timer_usage(void) {
  printf("\nUsage : sys_cfg_ps_sta_ageout_timer [PS_STA_AGEOUT_TIMER]\n");
  printf("\nIf PS_STA_AGEOUT_TIMER is provided, a 'set' is performed, else a 'get' is performed.");
  printf("\nPS_STA_AGEOUT_TIMER is represented in units of 100 ms.");
  printf("\nValue of 0 will mean that stations will never be aged out.");
  printf("\nThe value should be between 300 and 864000.\n");
  return;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<print_sys_cfg_ps_sta_ageout_timer_usage>:
  endbr64
  sub    $0x8,%rsp
  lea    D42(%rip),%rdi
  call   <printf@plt>
  lea    D5(%rip),%rdi
  call   <printf@plt>
  lea    D39(%rip),%rdi
  call   <printf@plt>
  lea    D44(%rip),%rdi
  call   <printf@plt>
  lea    D33(%rip),%rdi
  call   <printf@plt>
  add    $0x8,%rsp
  ret
```

tool_calls: name: disassemble_data
arguments: tag: D42
type_infered: string
name: disassemble_data
arguments: tag: D5
type_infered: string
name: disassemble_data
arguments: tag: D39
type_infered: string
name: disassemble_data
arguments: tag: D44
type_infered: string
name: disassemble_data
arguments: tag: D33
type_infered: string

tool: D42: 
Usage : sys_cfg_ps_sta_ageout_timer [PS_STA_AGEOUT_TIMER]


tool: D5: 
If PS_STA_AGEOUT_TIMER is provided, a 'set' is performed, else a 'get' is performed.

tool: D39: 
PS_STA_AGEOUT_TIMER is represented in units of 100 ms.

tool: D44: 
Value of 0 will mean that stations will never be aged out.

tool: D33: 
The value should be between 300 and 864000.


assistant: ```c
void print_sys_cfg_ps_sta_ageout_timer_usage(void) {
  printf("\nUsage : sys_cfg_ps_sta_ageout_timer [PS_STA_AGEOUT_TIMER]\n");
  printf("\nIf PS_STA_AGEOUT_TIMER is provided, a 'set' is performed, else a 'get' is performed.");
  printf("\nPS_STA_AGEOUT_TIMER is represented in units of 100 ms.");
  printf("\nValue of 0 will mean that stations will never be aged out.");
  printf("\nThe value should be between 300 and 864000.\n");
  return;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<print_sys_cfg_ps_sta_ageout_timer_usage>:
  endbr64
  sub    $0x8,%rsp
  lea    D42(%rip),%rdi
  call   <printf@plt>
  lea    D43(%rip),%rdi
  call   <printf@plt>
  lea    D14(%rip),%rdi
  call   <printf@plt>
  lea    D18(%rip),%rdi
  call   <printf@plt>
  lea    D20(%rip),%rdi
  add    $0x8,%rsp
  jmp    1050 <printf@plt>
```

tool_calls: name: disassemble_data
arguments: label: D42
data_type: string
name: disassemble_data
arguments: label: D43
data_type: string
name: disassemble_data
arguments: label: D14
data_type: string
name: disassemble_data
arguments: label: D18
data_type: string
name: disassemble_data
arguments: label: D20
data_type: string

tool: D42: 
Usage : sys_cfg_ps_sta_ageout_timer [PS_STA_AGEOUT_TIMER]


tool: D43: 
If PS_STA_AGEOUT_TIMER is provided, a 'set' is performed, else a 'get' is performed.

tool: D14: 
PS_STA_AGEOUT_TIMER is represented in units of 100 ms.

tool: D18: 
Value of 0 will mean that stations will never be aged out.

tool: D20: 
The value should be between 300 and 864000.


assistant: ```c
void print_sys_cfg_ps_sta_ageout_timer_usage(void) {
  printf("\nUsage : sys_cfg_ps_sta_ageout_timer [PS_STA_AGEOUT_TIMER]\n");
  printf("\nIf PS_STA_AGEOUT_TIMER is provided, a 'set' is performed, else a 'get' is performed.");
  printf("\nPS_STA_AGEOUT_TIMER is represented in units of 100 ms.");
  printf("\nValue of 0 will mean that stations will never be aged out.");
  printf("\nThe value should be between 300 and 864000.\n");
  return;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<print_sys_cfg_ps_sta_ageout_timer_usage>:
  endbr64
  sub    $0x8,%rsp
  lea    D22(%rip),%rdi
  call   <printf@plt>
  lea    D4(%rip),%rdi
  call   <printf@plt>
  lea    D5(%rip),%rdi
  call   <printf@plt>
  lea    D44(%rip),%rdi
  call   <printf@plt>
  lea    D2(%rip),%rdi
  add    $0x8,%rsp
  jmp    1050 <printf@plt>
```

tool_calls: name: retrieve_data
arguments: data_label: D22
type: string
name: retrieve_data
arguments: data_label: D4
type: string
name: retrieve_data
arguments: data_label: D5
type: string
name: retrieve_data
arguments: data_label: D44
type: string
name: retrieve_data
arguments: data_label: D2
type: string

tool: D22: 
Usage : sys_cfg_ps_sta_ageout_timer [PS_STA_AGEOUT_TIMER]


tool: D4: 
If PS_STA_AGEOUT_TIMER is provided, a 'set' is performed, else a 'get' is performed.

tool: D5: 
PS_STA_AGEOUT_TIMER is represented in units of 100 ms.

tool: D44: 
Value of 0 will mean that stations will never be aged out.

tool: D2: 
The value should be between 300 and 864000.


assistant: ```c
void print_sys_cfg_ps_sta_ageout_timer_usage(void) {
  printf("\nUsage : sys_cfg_ps_sta_ageout_timer [PS_STA_AGEOUT_TIMER]\n");
  printf("\nIf PS_STA_AGEOUT_TIMER is provided, a 'set' is performed, else a 'get' is performed.");
  printf("\nPS_STA_AGEOUT_TIMER is represented in units of 100 ms.");
  printf("\nValue of 0 will mean that stations will never be aged out.");
  printf("\nThe value should be between 300 and 864000.\n");
  return;
}
```
user: What is the c source code of the assembly code below:

```asm
<memcpy>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %edx,-0x14(%rbp)
  jmp    L9
L5:
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%edx
  mov    -0x8(%rbp),%rax
  mov    %dl,(%rax)
  addq   $0x1,-0x8(%rbp)
  addq   $0x1,-0x10(%rbp)
L9:
  mov    -0x14(%rbp),%eax
  lea    -0x1(%rax),%edx
  mov    %edx,-0x14(%rbp)
  test   %eax,%eax
  jne    L5
  nop
  nop
  pop    %rbp
  ret
```

assistant: ```c
void memcpy(void *dest, const void *src, unsigned cnt) {
  while (cnt--) {
    *((char *)dest) = *((char *)src);
    dest++;
    src++;
  }
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<memcpy>:
  endbr64
  lea    -0x1(%rdx),%ecx
  test   %edx,%edx
  je     L3
  mov    %ecx,%ecx
  mov    $0x0,%eax
L6:
  movzbl (%rsi,%rax,1),%edx
  mov    %dl,(%rdi,%rax,1)
  mov    %rax,%rdx
  add    $0x1,%rax
  cmp    %rdx,%rcx
  jne    L6
L3:
  ret
```

assistant: ```c
void memcpy(void *dest, const void *src, unsigned cnt) {
  while (cnt--) {
    *((char *)dest) = *((char *)src);
    dest++;
    src++;
  }
}
```
user: Translate the below assembly code into C programming language:

```asm
<memcpy>:
  endbr64
  test   %edx,%edx
  je     L5
  mov    %edx,%edx
  xor    %eax,%eax
  nopl   0x0(%rax)
L2:
  movzbl (%rsi,%rax,1),%ecx
  mov    %cl,(%rdi,%rax,1)
  add    $0x1,%rax
  cmp    %rdx,%rax
  jne    L2
L5:
  ret
```

assistant: ```c
void memcpy(void *dest, const void *src, unsigned cnt) {
  while (cnt--) {
    *((char *)dest) = *((char *)src);
    dest++;
    src++;
  }
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<memcpy>:
  endbr64
  mov    %rdi,%rcx
  lea    -0x1(%rdx),%r10d
  test   %edx,%edx
  je     L99
  lea    0x1(%rsi),%rdi
  mov    %rcx,%rax
  sub    %rdi,%rax
  cmp    $0xe,%rax
  jbe    L106
  cmp    $0x6,%r10d
  jbe    L106
  cmp    $0xe,%r10d
  jbe    L22
  mov    %edx,%edi
  xor    %eax,%eax
  shr    $0x4,%edi
  shl    $0x4,%rdi
  cs nopw 0x0(%rax,%rax,1)
L10:
  movdqu (%rsi,%rax,1),%xmm0
  movups %xmm0,(%rcx,%rax,1)
  add    $0x10,%rax
  cmp    %rax,%rdi
  jne    L10
  mov    %edx,%r9d
  and    $0xfffffff0,%r9d
  mov    %r9d,%r8d
  sub    %r9d,%r10d
  lea    (%rcx,%r8,1),%rax
  lea    (%rsi,%r8,1),%rdi
  cmp    %r9d,%edx
  je     L99
  sub    %r9d,%edx
  lea    -0x1(%rdx),%r9d
  cmp    $0x6,%r9d
  jbe    L8
L68:
  mov    (%rsi,%r8,1),%rsi
  mov    %rsi,(%rcx,%r8,1)
  mov    %edx,%ecx
  and    $0xfffffff8,%ecx
  mov    %ecx,%esi
  sub    %ecx,%r10d
  add    %rsi,%rax
  add    %rsi,%rdi
  cmp    %ecx,%edx
  je     L99
L8:
  movzbl (%rdi),%edx
  mov    %dl,(%rax)
  test   %r10d,%r10d
  je     L99
  movzbl 0x1(%rdi),%edx
  mov    %dl,0x1(%rax)
  cmp    $0x1,%r10d
  je     L99
  movzbl 0x2(%rdi),%edx
  mov    %dl,0x2(%rax)
  cmp    $0x2,%r10d
  je     L99
  movzbl 0x3(%rdi),%edx
  mov    %dl,0x3(%rax)
  cmp    $0x3,%r10d
  je     L99
  movzbl 0x4(%rdi),%edx
  mov    %dl,0x4(%rax)
  cmp    $0x4,%r10d
  je     L99
  movzbl 0x5(%rdi),%edx
  mov    %dl,0x5(%rax)
  cmp    $0x5,%r10d
  je     L99
  movzbl 0x6(%rdi),%edx
  mov    %dl,0x6(%rax)
  ret
  nopl   0x0(%rax)
L106:
  mov    %edx,%edx
  xor    %eax,%eax
  nopl   0x0(%rax)
L149:
  movzbl (%rsi,%rax,1),%edi
  mov    %dil,(%rcx,%rax,1)
  add    $0x1,%rax
  cmp    %rdx,%rax
  jne    L149
L99:
  ret
L22:
  mov    %rsi,%rdi
  mov    %rcx,%rax
  xor    %r8d,%r8d
  jmp    L68
```

assistant: ```c
void memcpy(void *dest, const void *src, unsigned cnt) {
  while (cnt--) {
    *((char *)dest) = *((char *)src);
    dest++;
    src++;
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %edi,-0x24(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x30(%rbp),%rax
  add    $0x8,%rax
  mov    (%rax),%rdx
  lea    -0x12(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcpy@plt>
  lea    -0x12(%rbp),%rax
  mov    %rax,%rsi
  lea    D5(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L6
  call   <__stack_chk_fail@plt>
L6:
  leave
  ret
```

tool_calls: name: unpack_data
arguments: data_tag: D5
type_infered: string

tool: D5: %s


assistant: ```c
int main(int argc, char *argv[]) {
  char b[10];
  (void)strcpy(b, argv[1]);
  (void)printf("%s\n", b);
  return 0;
}
```
user: What is the c source code of the assembly code below?

```asm
<main>:
  endbr64
  push   %rbx
  sub    $0x20,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  mov    0x8(%rsi),%rsi
  lea    0xe(%rsp),%rbx
  mov    %rbx,%rdi
  call   <strcpy@plt>
  mov    %rbx,%rsi
  lea    D0(%rip),%rdi
  call   <printf@plt>
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L6
  mov    $0x0,%eax
  add    $0x20,%rsp
  pop    %rbx
  ret
L6:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: data_tag: D0
datatype: string

tool: D0: %s


assistant: ```c
int main(int argc, char *argv[]) {
  char b[10];
  (void)strcpy(b, argv[1]);
  (void)printf("%s\n", b);
  return 0;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<main>:
  endbr64
  push   %rbp
  sub    $0x20,%rsp
  mov    0x8(%rsi),%rsi
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  lea    0xe(%rsp),%rbp
  mov    %rbp,%rdi
  call   <strcpy@plt>
  mov    %rbp,%rsi
  lea    D4(%rip),%rdi
  call   <printf@plt>
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L5
  add    $0x20,%rsp
  xor    %eax,%eax
  pop    %rbp
  ret
L5:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: tag: D4
type: string

tool: D4: %s


assistant: ```c
int main(int argc, char *argv[]) {
  char b[10];
  (void)strcpy(b, argv[1]);
  (void)printf("%s\n", b);
  return 0;
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<main>:
  endbr64
  push   %rbp
  sub    $0x20,%rsp
  mov    0x8(%rsi),%rsi
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  lea    0xe(%rsp),%rbp
  mov    %rbp,%rdi
  call   <strcpy@plt>
  mov    %rbp,%rsi
  lea    D3(%rip),%rdi
  call   <printf@plt>
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L2
  add    $0x20,%rsp
  xor    %eax,%eax
  pop    %rbp
  ret
L2:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: data_label: D3
type_guessed: string

tool: D3: %s


assistant: ```c
int main(int argc, char *argv[]) {
  char b[10];
  (void)strcpy(b, argv[1]);
  (void)printf("%s\n", b);
  return 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<findstr>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    -0x30(%rbp),%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x28(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  jmp    L21
L34:
  mov    -0x8(%rbp),%rax
  mov    %rax,-0x18(%rbp)
  mov    -0x30(%rbp),%rax
  mov    %rax,-0x10(%rbp)
  jmp    L61
L39:
  addq   $0x1,-0x18(%rbp)
  addq   $0x1,-0x10(%rbp)
L61:
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L30
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L30
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%edx
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  cmp    %al,%dl
  je     L39
L30:
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L12
  addq   $0x1,-0x8(%rbp)
L12:
  mov    -0x8(%rbp),%rax
  mov    %rax,-0x18(%rbp)
L21:
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L10
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L34
L10:
  mov    -0x8(%rbp),%rax
  sub    -0x28(%rbp),%rax
  pop    %rbp
  ret
```

assistant: ```c
int findstr(in_string, search_string)
char in_string[], search_string[];
{
  char *ch, *sch = search_string;
  char *save_ch = in_string;
  while (*sch && *save_ch) {
    for (ch = save_ch, sch = search_string; *sch && *ch && *ch == *sch; ch++, sch++)
      ;
    if (*sch)
      save_ch++;
    ch = save_ch;
  }
  return (int)(save_ch - in_string);
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<findstr>:
  endbr64
  movzbl (%rsi),%r10d
  mov    %rdi,%rax
  test   %r10b,%r10b
  jne    L51
L66:
  sub    %edi,%eax
  ret
L9:
  cmp    $0x1,%dl
  sbb    $0xffffffffffffffff,%rax
L64:
  cmpb   $0x0,(%rcx)
  je     L66
L51:
  cmpb   $0x0,(%rax)
  je     L66
  mov    %rsi,%rcx
  mov    %rax,%r8
  mov    %r10d,%edx
L67:
  movzbl (%r8),%r9d
  cmp    %dl,%r9b
  jne    L9
  test   %r9b,%r9b
  je     L9
  add    $0x1,%r8
  add    $0x1,%rcx
  movzbl (%rcx),%edx
  test   %dl,%dl
  jne    L67
  jmp    L64
```

assistant: ```c
int findstr(in_string, search_string)
char in_string[], search_string[];
{
  char *ch, *sch = search_string;
  char *save_ch = in_string;
  while (*sch && *save_ch) {
    for (ch = save_ch, sch = search_string; *sch && *ch && *ch == *sch; ch++, sch++)
      ;
    if (*sch)
      save_ch++;
    ch = save_ch;
  }
  return (int)(save_ch - in_string);
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<findstr>:
  endbr64
  movzbl (%rsi),%r10d
  mov    %rdi,%rax
  test   %r10b,%r10b
  je     L38
L20:
  movzbl (%rax),%edx
  test   %dl,%dl
  je     L56
  mov    %rsi,%rcx
  mov    %rax,%r9
  mov    %r10d,%r8d
  jmp    L21
  nopw   0x0(%rax,%rax,1)
L69:
  cmp    %dl,%r8b
  jne    L42
  movzbl 0x1(%rcx),%r8d
  add    $0x1,%rcx
  add    $0x1,%r9
  test   %r8b,%r8b
  je     L56
  movzbl (%r9),%edx
L21:
  test   %dl,%dl
  jne    L69
L42:
  add    $0x1,%rax
  cmpb   $0x0,(%rcx)
  jne    L20
L56:
  sub    %edi,%eax
  ret
L38:
  xor    %eax,%eax
  ret
```

assistant: ```c
int findstr(in_string, search_string)
char in_string[], search_string[];
{
  char *ch, *sch = search_string;
  char *save_ch = in_string;
  while (*sch && *save_ch) {
    for (ch = save_ch, sch = search_string; *sch && *ch && *ch == *sch; ch++, sch++)
      ;
    if (*sch)
      save_ch++;
    ch = save_ch;
  }
  return (int)(save_ch - in_string);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<findstr>:
  endbr64
  movzbl (%rsi),%r10d
  mov    %rdi,%rax
  test   %r10b,%r10b
  je     L44
L0:
  cmpb   $0x0,(%rax)
  je     L57
  mov    %rsi,%rdx
  mov    %rax,%rcx
  mov    %r10d,%r9d
  jmp    L6
L1:
  cmp    %r9b,%r8b
  jne    L11
  movzbl 0x1(%rdx),%r9d
  add    $0x1,%rdx
  add    $0x1,%rcx
  test   %r9b,%r9b
  je     L57
L6:
  movzbl (%rcx),%r8d
  test   %r8b,%r8b
  jne    L1
L11:
  add    $0x1,%rax
  cmpb   $0x0,(%rdx)
  jne    L0
L57:
  sub    %edi,%eax
  ret
L44:
  xor    %eax,%eax
  ret
```

assistant: ```c
int findstr(in_string, search_string)
char in_string[], search_string[];
{
  char *ch, *sch = search_string;
  char *save_ch = in_string;
  while (*sch && *save_ch) {
    for (ch = save_ch, sch = search_string; *sch && *ch && *ch == *sch; ch++, sch++)
      ;
    if (*sch)
      save_ch++;
    ch = save_ch;
  }
  return (int)(save_ch - in_string);
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<memchr>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  jmp    L4
L27:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  mov    -0x1c(%rbp),%edx
  cmp    %dl,%al
  jne    L18
  mov    -0x8(%rbp),%rax
  jmp    L36
L18:
  addq   $0x1,-0x8(%rbp)
L4:
  mov    -0x28(%rbp),%rax
  lea    -0x1(%rax),%rdx
  mov    %rdx,-0x28(%rbp)
  test   %rax,%rax
  jne    L27
  mov    $0x0,%eax
L36:
  pop    %rbp
  ret
```

assistant: ```c
void *memchr(const void *s, int c, size_t n) {
  const unsigned char *sp = s;
  while (n--) {
    if (*sp == (unsigned char)c)
      return (void *)sp;
    sp++;
  }
  return ((void *)0);
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<memchr>:
  endbr64
  mov    %rdi,%rax
  test   %rdx,%rdx
  je     L10
  add    %rdi,%rdx
L4:
  cmp    %sil,(%rax)
  je     L21
  add    $0x1,%rax
  cmp    %rax,%rdx
  jne    L4
  mov    $0x0,%eax
  ret
L10:
  mov    $0x0,%eax
L21:
  ret
```

assistant: ```c
void *memchr(const void *s, int c, size_t n) {
  const unsigned char *sp = s;
  while (n--) {
    if (*sp == (unsigned char)c)
      return (void *)sp;
    sp++;
  }
  return ((void *)0);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<memchr>:
  endbr64
  mov    %rdi,%rax
  test   %rdx,%rdx
  je     L0
  add    %rdi,%rdx
  jmp    L37
  nopl   0x0(%rax)
L27:
  add    $0x1,%rax
  cmp    %rax,%rdx
  je     L0
L37:
  cmp    %sil,(%rax)
  jne    L27
  ret
  nopw   0x0(%rax,%rax,1)
L0:
  xor    %eax,%eax
  ret
```

assistant: ```c
void *memchr(const void *s, int c, size_t n) {
  const unsigned char *sp = s;
  while (n--) {
    if (*sp == (unsigned char)c)
      return (void *)sp;
    sp++;
  }
  return ((void *)0);
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<memchr>:
  endbr64
  mov    %rdi,%rax
  test   %rdx,%rdx
  je     L9
  add    %rdi,%rdx
  jmp    L30
  nopl   0x0(%rax)
L12:
  add    $0x1,%rax
  cmp    %rax,%rdx
  je     L9
L30:
  cmp    %sil,(%rax)
  jne    L12
  ret
  nopw   0x0(%rax,%rax,1)
L9:
  xor    %eax,%eax
  ret
```

assistant: ```c
void *memchr(const void *s, int c, size_t n) {
  const unsigned char *sp = s;
  while (n--) {
    if (*sp == (unsigned char)c)
      return (void *)sp;
    sp++;
  }
  return ((void *)0);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<atol>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0x38,%rsp
  mov    %rdi,-0x38(%rbp)
  movq   $0x0,-0x20(%rbp)
  movl   $0x0,-0x24(%rbp)
  mov    -0x38(%rbp),%rax
  mov    %rax,-0x18(%rbp)
  jmp    L87
L105:
  addq   $0x1,-0x18(%rbp)
L87:
  cmpq   $0x0,-0x18(%rbp)
  je     L1
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L1
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isspace@plt>
  test   %rax,%rax
  jne    L105
L1:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x2d,%al
  je     L34
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x2b,%al
  jne    L61
L34:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x2d,%al
  sete   %al
  movzbl %al,%eax
  mov    %eax,-0x24(%rbp)
  addq   $0x1,-0x18(%rbp)
  jmp    L61
L76:
  mov    -0x20(%rbp),%rdx
  mov    %rdx,%rax
  shl    $0x2,%rax
  add    %rdx,%rax
  add    %rax,%rax
  mov    %rax,%rbx
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isdigit@plt>
  test   %rax,%rax
  je     L64
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  sub    $0x30,%eax
  cltq
  jmp    L82
L64:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  movsbq %al,%rax
L82:
  add    %rbx,%rax
  mov    %rax,-0x20(%rbp)
  addq   $0x1,-0x18(%rbp)
L61:
  cmpq   $0x0,-0x18(%rbp)
  je     L85
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L85
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isdigit@plt>
  test   %rax,%rax
  jne    L76
L85:
  cmpl   $0x0,-0x24(%rbp)
  je     L100
  mov    -0x20(%rbp),%rax
  neg    %rax
  jmp    L119
L100:
  mov    -0x20(%rbp),%rax
L119:
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

assistant: ```c
long atol(const char *nptr) {
  long ret = 0L;
  int neg = 0;
  const char *s = nptr;
  while (s && *s && isspace(*s))
    s++;
  if (*s == '-' || *s == '+') {
    neg = *s == '-';
    s++;
  }
  for (; s && *s && isdigit(*s); s++)
    ret = (ret * 10) + (isdigit(*s) ? *s - '0' : *s);
  return (neg ? -ret : ret);
}
```