ylfeng/ReF-Decompile-dataset huggingface dataset:
user: Converte this assembly snippet into its equivalent C code:

```asm
<parse_datafile_line>:
  endbr64
  push   %rbp
  mov    $0x20,%esi
  mov    %rdi,%rbp
  call   <strchr@plt>
  test   %rax,%rax
  je     L5
L19:
  mov    %rax,%rdx
  movb   $0x0,(%rax)
  lea    0x1(%rax),%rax
  movzbl 0x1(%rdx),%edx
  cmp    $0x9,%dl
  je     L25
  cmp    $0x20,%dl
  jne    L52
  nop
L25:
  movzbl 0x1(%rax),%edx
  add    $0x1,%rax
  cmp    $0x20,%dl
  je     L25
  cmp    $0x9,%dl
  je     L25
L52:
  pop    %rbp
  ret
  nopl   0x0(%rax)
L5:
  mov    $0x9,%esi
  mov    %rbp,%rdi
  call   <strchr@plt>
  test   %rax,%rax
  jne    L19
  pop    %rbp
  ret
```

assistant: ```c
char *parse_datafile_line(char *str) {
  char *ptr = strchr(str, ' ');
  if (!ptr) {
    ptr = strchr(str, '\t');
  }
  if (ptr) {
    *ptr = 0;
    ptr++;
    while (*ptr == ' ' || *ptr == '\t') {
      ptr++;
    }
    return ptr;
  } else {
    return NULL;
  }
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  movl   $0x11,-0x4(%rbp)
  mov    $0x0,%eax
  pop    %rbp
  ret
```

assistant: ```c
int main() {
  ssize_t i = 17;
  (void)i;
  return 0;
}
```
user: What is the c source code of the assembly code below:

```asm
<main>:
  endbr64
  mov    $0x0,%eax
  ret
```

assistant: ```c
int main() {
  ssize_t i = 17;
  (void)i;
  return 0;
}
```
user: What is the c source code of the assembly code below?

```asm
<main>:
  endbr64
  xor    %eax,%eax
  ret
```

assistant: ```c
int main() {
  ssize_t i = 17;
  (void)i;
  return 0;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<main>:
  endbr64
  xor    %eax,%eax
  ret
```

assistant: ```c
int main() {
  ssize_t i = 17;
  (void)i;
  return 0;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<ct_numb>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  mov    %edi,-0xc(%rbp)
  mov    %esi,-0x10(%rbp)
  mov    -0xc(%rbp),%eax
  cltq
  mov    %rax,%rbx
  add    $0x1,%rbx
  cmpl   $0x9,-0x10(%rbp)
  jle    L0
  mov    -0x10(%rbp),%eax
  movslq %eax,%rdx
  imul   $0x66666667,%rdx,%rdx
  shr    $0x20,%rdx
  sar    $0x2,%edx
  sar    $0x1f,%eax
  sub    %eax,%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
  lea    0x30(%rax),%edx
  mov    %rbx,%rax
  lea    0x1(%rax),%rbx
  mov    %dl,(%rax)
  jmp    L5
L0:
  mov    %rbx,%rax
  lea    0x1(%rax),%rbx
  movb   $0x20,(%rax)
L5:
  mov    -0x10(%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
  lea    0x30(%rax),%edx
  mov    %rbx,%rax
  lea    0x1(%rax),%rbx
  mov    %dl,(%rax)
  mov    %rbx,%rax
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

assistant: ```c
ct_numb(acp, n) {
  register char *cp;
  cp = acp;
  cp++;
  if (n >= 10)
    *cp++ = (n / 10) % 10 + '0';
  else
    *cp++ = ' ';
  *cp++ = n % 10 + '0';
  return (cp);
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<ct_numb>:
  endbr64
  mov    %esi,%eax
  movslq %edi,%rcx
  cmp    $0x9,%esi
  jle    L14
  lea    0x2(%rcx),%rsi
  movslq %eax,%rdx
  imul   $0x66666667,%rdx,%rdx
  sar    $0x22,%rdx
  mov    %eax,%edi
  sar    $0x1f,%edi
  sub    %edi,%edx
  movslq %edx,%rdi
  imul   $0x66666667,%rdi,%rdi
  sar    $0x22,%rdi
  mov    %edx,%r8d
  sar    $0x1f,%r8d
  sub    %r8d,%edi
  lea    (%rdi,%rdi,4),%edi
  add    %edi,%edi
  sub    %edi,%edx
  add    $0x30,%edx
L10:
  mov    %dl,0x1(%rcx)
  movslq %eax,%rdx
  imul   $0x66666667,%rdx,%rdx
  sar    $0x22,%rdx
  mov    %eax,%ecx
  sar    $0x1f,%ecx
  sub    %ecx,%edx
  lea    (%rdx,%rdx,4),%edx
  add    %edx,%edx
  sub    %edx,%eax
  add    $0x30,%eax
  mov    %al,(%rsi)
  lea    0x1(%rsi),%eax
  ret
L14:
  lea    0x2(%rcx),%rsi
  mov    $0x20,%edx
  jmp    L10
```

assistant: ```c
ct_numb(acp, n) {
  register char *cp;
  cp = acp;
  cp++;
  if (n >= 10)
    *cp++ = (n / 10) % 10 + '0';
  else
    *cp++ = ' ';
  *cp++ = n % 10 + '0';
  return (cp);
}
```
user: What is the c source code of the assembly code below:

```asm
<ct_numb>:
  endbr64
  mov    %esi,%eax
  movslq %edi,%rsi
  cmp    $0x9,%eax
  jle    L14
  movslq %eax,%rdx
  mov    %eax,%edi
  mov    $0xcccccccd,%r8d
  imul   $0x66666667,%rdx,%rcx
  sar    $0x1f,%edi
  sar    $0x22,%rcx
  sub    %edi,%ecx
  mov    %ecx,%edi
  imul   %r8,%rdi
  shr    $0x23,%rdi
  lea    (%rdi,%rdi,4),%edi
  add    %edi,%edi
  sub    %edi,%ecx
  add    $0x30,%ecx
L6:
  imul   $0x66666667,%rdx,%rdx
  mov    %cl,0x1(%rsi)
  mov    %eax,%ecx
  sar    $0x1f,%ecx
  sar    $0x22,%rdx
  sub    %ecx,%edx
  lea    (%rdx,%rdx,4),%edx
  add    %edx,%edx
  sub    %edx,%eax
  add    $0x30,%eax
  mov    %al,0x2(%rsi)
  lea    0x3(%rsi),%eax
  ret
  nopl   0x0(%rax,%rax,1)
L14:
  mov    $0x20,%ecx
  movslq %eax,%rdx
  jmp    L6
```

assistant: ```c
ct_numb(acp, n) {
  register char *cp;
  cp = acp;
  cp++;
  if (n >= 10)
    *cp++ = (n / 10) % 10 + '0';
  else
    *cp++ = ' ';
  *cp++ = n % 10 + '0';
  return (cp);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<ct_numb>:
  endbr64
  mov    %esi,%eax
  movslq %edi,%rsi
  cmp    $0x9,%eax
  jle    L3
  movslq %eax,%rdx
  mov    %eax,%edi
  mov    $0xcccccccd,%r8d
  imul   $0x66666667,%rdx,%rcx
  sar    $0x1f,%edi
  sar    $0x22,%rcx
  sub    %edi,%ecx
  mov    %ecx,%edi
  imul   %r8,%rdi
  shr    $0x23,%rdi
  lea    (%rdi,%rdi,4),%edi
  add    %edi,%edi
  sub    %edi,%ecx
  add    $0x30,%ecx
L2:
  imul   $0x66666667,%rdx,%rdx
  mov    %cl,0x1(%rsi)
  mov    %eax,%ecx
  sar    $0x1f,%ecx
  sar    $0x22,%rdx
  sub    %ecx,%edx
  lea    (%rdx,%rdx,4),%edx
  add    %edx,%edx
  sub    %edx,%eax
  add    $0x30,%eax
  mov    %al,0x2(%rsi)
  lea    0x3(%rsi),%eax
  ret
  nopl   0x0(%rax,%rax,1)
L3:
  mov    $0x20,%ecx
  movslq %eax,%rdx
  jmp    L2
```

assistant: ```c
ct_numb(acp, n) {
  register char *cp;
  cp = acp;
  cp++;
  if (n >= 10)
    *cp++ = (n / 10) % 10 + '0';
  else
    *cp++ = ' ';
  *cp++ = n % 10 + '0';
  return (cp);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<av_strdup>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  add    $0x1,%eax
  mov    %eax,-0xc(%rbp)
  mov    -0xc(%rbp),%eax
  mov    %eax,%edi
  call   <av_malloc@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  je     L0
  mov    -0xc(%rbp),%edx
  mov    -0x8(%rbp),%rcx
  mov    -0x18(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <bcopy@plt>
L0:
  mov    -0x8(%rbp),%rax
  leave
  ret
```

assistant: ```c
char *av_strdup(const char *s) {
  char *ptr;
  int len;
  len = strlen(s) + 1;
  ptr = av_malloc(len);
  if (ptr)
    bcopy((s), (ptr), (len));
  return ptr;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<av_strdup>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbp
  call   <strlen@plt>
  lea    0x1(%rax),%r12d
  mov    %r12d,%edi
  call   <av_malloc@plt>
  mov    %rax,%rbx
  test   %rax,%rax
  je     L0
  mov    %r12d,%edx
  mov    %rax,%rsi
  mov    %rbp,%rdi
  call   <bcopy@plt>
L0:
  mov    %rbx,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
char *av_strdup(const char *s) {
  char *ptr;
  int len;
  len = strlen(s) + 1;
  ptr = av_malloc(len);
  if (ptr)
    bcopy((s), (ptr), (len));
  return ptr;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<av_strdup>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  mov    %rdi,%rbp
  call   <strlen@plt>
  lea    0x1(%rax),%r13d
  mov    %r13d,%edi
  call   <av_malloc@plt>
  mov    %rax,%r12
  test   %rax,%rax
  je     L5
  mov    %r13d,%edx
  mov    %rax,%rsi
  mov    %rbp,%rdi
  call   <bcopy@plt>
L5:
  mov    %r12,%rax
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
char *av_strdup(const char *s) {
  char *ptr;
  int len;
  len = strlen(s) + 1;
  ptr = av_malloc(len);
  if (ptr)
    bcopy((s), (ptr), (len));
  return ptr;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<av_strdup>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  mov    %rdi,%rbp
  call   <strlen@plt>
  lea    0x1(%rax),%r13d
  mov    %r13d,%edi
  call   <av_malloc@plt>
  mov    %rax,%r12
  test   %rax,%rax
  je     L7
  mov    %r13d,%edx
  mov    %rax,%rsi
  mov    %rbp,%rdi
  call   <bcopy@plt>
L7:
  mov    %r12,%rax
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
char *av_strdup(const char *s) {
  char *ptr;
  int len;
  len = strlen(s) + 1;
  ptr = av_malloc(len);
  if (ptr)
    bcopy((s), (ptr), (len));
  return ptr;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  movl   $0xf4240,-0x4(%rbp)
  addl   $0x2710,-0x4(%rbp)
  lea    D0(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  leave
  ret
```

tool_calls: name: unpack_data
arguments: data_label: D0
type_infered: string

tool: D0: Hello World


assistant: ```c
int main() {
  int a = 1000000;
  a += 10000;
  printf("Hello World\n");
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  lea    D7(%rip),%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: unpack_data
arguments: data_label: D7
type_infered: string

tool: D7: Hello World


assistant: ```c
int main() {
  int a = 1000000;
  a += 10000;
  printf("Hello World\n");
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  lea    D2(%rip),%rdi
  call   <printf@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: disassemble_data
arguments: data_label: D2
data_type: string

tool: D2: Hello World


assistant: ```c
int main() {
  int a = 1000000;
  a += 10000;
  printf("Hello World\n");
}
```
user: Translate the below assembly code into C programming language:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  lea    D8(%rip),%rdi
  call   <printf@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D8
datatype: string

tool: D8: Hello World


assistant: ```c
int main() {
  int a = 1000000;
  a += 10000;
  printf("Hello World\n");
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<setWorkSize>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %edx,-0x14(%rbp)
  mov    %ecx,-0x18(%rbp)
  cmpl   $0x1,-0x18(%rbp)
  jne    L8
  mov    -0x14(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x8(%rbp),%rax
  mov    %rdx,(%rax)
  mov    -0x8(%rbp),%rax
  add    $0x8,%rax
  movq   $0x1,(%rax)
  mov    -0x10(%rbp),%rax
  movq   $0x1,(%rax)
  mov    -0x10(%rbp),%rax
  add    $0x8,%rax
  movq   $0x1,(%rax)
  jmp    L0
L8:
  mov    -0x14(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x8(%rbp),%rax
  mov    %rdx,(%rax)
  mov    -0x8(%rbp),%rax
  lea    0x8(%rax),%rdx
  mov    -0x18(%rbp),%eax
  cltq
  mov    %rax,(%rdx)
  mov    -0x10(%rbp),%rax
  movq   $0x1,(%rax)
  mov    -0x10(%rbp),%rax
  add    $0x8,%rax
  movq   $0x1,(%rax)
  nop
L0:
  nop
  pop    %rbp
  ret
```

assistant: ```c
int setWorkSize(size_t *gws, size_t *lws, cl_int x, cl_int y) {
  switch (y) {
  case 1:
    gws[0] = x;
    gws[1] = 1;
    lws[0] = 1;
    lws[1] = 1;
    break;
  default:
    gws[0] = x;
    gws[1] = y;
    lws[0] = 1;
    lws[1] = 1;
    break;
  }
}
```
user: What is the c source code of the assembly code below?

```asm
<setWorkSize>:
  endbr64
  movslq %edx,%r8
  movslq %ecx,%rax
  cmp    $0x1,%ecx
  je     L1
L19:
  mov    %r8,(%rdi)
  mov    %rax,0x8(%rdi)
  movq   $0x1,(%rsi)
  movq   $0x1,0x8(%rsi)
  ret
L1:
  mov    $0x1,%eax
  jmp    L19
```

assistant: ```c
int setWorkSize(size_t *gws, size_t *lws, cl_int x, cl_int y) {
  switch (y) {
  case 1:
    gws[0] = x;
    gws[1] = 1;
    lws[0] = 1;
    lws[1] = 1;
    break;
  default:
    gws[0] = x;
    gws[1] = y;
    lws[0] = 1;
    lws[1] = 1;
    break;
  }
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<setWorkSize>:
  endbr64
  movslq %edx,%rdx
  movslq %ecx,%rcx
  mov    %rdx,(%rdi)
  mov    %rcx,0x8(%rdi)
  movq   $0x1,(%rsi)
  movq   $0x1,0x8(%rsi)
  ret
```

assistant: ```c
int setWorkSize(size_t *gws, size_t *lws, cl_int x, cl_int y) {
  switch (y) {
  case 1:
    gws[0] = x;
    gws[1] = 1;
    lws[0] = 1;
    lws[1] = 1;
    break;
  default:
    gws[0] = x;
    gws[1] = y;
    lws[0] = 1;
    lws[1] = 1;
    break;
  }
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<setWorkSize>:
  endbr64
  movslq %edx,%rax
  movslq %ecx,%rcx
  movq   %rax,%xmm0
  movq   %rcx,%xmm1
  punpcklqdq %xmm1,%xmm0
  movups %xmm0,(%rdi)
  movdqa D4(%rip),%xmm0
  movups %xmm0,(%rsi)
  ret
```

tool_calls: name: read_data
arguments: data_label: D4
type: byte[16]

tool: {"D4": [0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00]}

assistant: ```c
int setWorkSize(size_t *gws, size_t *lws, cl_int x, cl_int y) {
  switch (y) {
  case 1:
    gws[0] = x;
    gws[1] = 1;
    lws[0] = 1;
    lws[1] = 1;
    break;
  default:
    gws[0] = x;
    gws[1] = y;
    lws[0] = 1;
    lws[1] = 1;
    break;
  }
}
```
user: Translate the below assembly code into C programming language:

```asm
<getlogin_r>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    $0x0,%eax
  call   <getlogin@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  jne    L16
  mov    D11(%rip),%rax
  mov    (%rax),%eax
  jmp    L23
L16:
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  cmp    %rax,-0x20(%rbp)
  ja     L1
  mov    D7(%rip),%rax
  mov    (%rax),%eax
  jmp    L23
L1:
  mov    -0x8(%rbp),%rdx
  mov    -0x18(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcpy@plt>
  mov    $0x0,%eax
L23:
  leave
  ret
```

assistant: ```c
int getlogin_r(char *name, size_t size) {
  char *logname = getlogin();
  if (!logname)
    return ENXIO;
  if (strlen(logname) >= size)
    return ERANGE;
  strcpy(name, logname);
  return 0;
}
```
user: Translate the below assembly code into C programming language:

```asm
<getlogin_r>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%r12
  mov    %rsi,%rbp
  mov    $0x0,%eax
  call   <getlogin@plt>
  test   %rax,%rax
  je     L2
  mov    %rax,%rbx
  mov    %rax,%rdi
  call   <strlen@plt>
  cmp    %rbp,%rax
  jb     L17
  mov    D9(%rip),%rax
  mov    (%rax),%eax
L9:
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L2:
  mov    D15(%rip),%rax
  mov    (%rax),%eax
  jmp    L9
L17:
  mov    %rbx,%rsi
  mov    %r12,%rdi
  call   <strcpy@plt>
  mov    $0x0,%eax
  jmp    L9
```

assistant: ```c
int getlogin_r(char *name, size_t size) {
  char *logname = getlogin();
  if (!logname)
    return ENXIO;
  if (strlen(logname) >= size)
    return ERANGE;
  strcpy(name, logname);
  return 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<getlogin_r>:
  endbr64
  push   %r12
  xor    %eax,%eax
  mov    %rdi,%r12
  push   %rbp
  push   %rbx
  mov    %rsi,%rbx
  call   <getlogin@plt>
  test   %rax,%rax
  je     L12
  mov    %rax,%rdi
  mov    %rax,%rbp
  call   <strlen@plt>
  cmp    %rbx,%rax
  jb     L8
  mov    D5(%rip),%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  mov    (%rax),%eax
  ret
  nopl   0x0(%rax,%rax,1)
L8:
  mov    %rbp,%rsi
  mov    %r12,%rdi
  call   <strcpy@plt>
  pop    %rbx
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  ret
  nopw   0x0(%rax,%rax,1)
L12:
  mov    D1(%rip),%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  mov    (%rax),%eax
  ret
```

assistant: ```c
int getlogin_r(char *name, size_t size) {
  char *logname = getlogin();
  if (!logname)
    return ENXIO;
  if (strlen(logname) >= size)
    return ERANGE;
  strcpy(name, logname);
  return 0;
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<getlogin_r>:
  endbr64
  push   %r12
  xor    %eax,%eax
  mov    %rdi,%r12
  push   %rbp
  push   %rbx
  mov    %rsi,%rbx
  call   <getlogin@plt>
  test   %rax,%rax
  je     L10
  mov    %rax,%rdi
  mov    %rax,%rbp
  call   <strlen@plt>
  cmp    %rbx,%rax
  jb     L0
  mov    D10(%rip),%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  mov    (%rax),%eax
  ret
  nopl   0x0(%rax,%rax,1)
L0:
  mov    %rbp,%rsi
  mov    %r12,%rdi
  call   <strcpy@plt>
  pop    %rbx
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  ret
  nopw   0x0(%rax,%rax,1)
L10:
  mov    D8(%rip),%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  mov    (%rax),%eax
  ret
```

assistant: ```c
int getlogin_r(char *name, size_t size) {
  char *logname = getlogin();
  if (!logname)
    return ENXIO;
  if (strlen(logname) >= size)
    return ERANGE;
  strcpy(name, logname);
  return 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movabs $0x4342414744434142,%rax
  mov    %rax,-0x13(%rbp)
  movw   $0x4144,-0xb(%rbp)
  movb   $0x0,-0x9(%rbp)
  movl   $0x44434241,-0x18(%rbp)
  movb   $0x0,-0x14(%rbp)
  lea    -0x18(%rbp),%rdx
  lea    -0x13(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <search@plt>
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L0
  call   <__stack_chk_fail@plt>
L0:
  leave
  ret
```

assistant: ```c
void main() {
  char text[] = "BACDGABCDA";
  char pat[] = "ABCD";
  search(text, pat);
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<main>:
  endbr64
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  movabs $0x4342414744434142,%rax
  mov    %rax,0xd(%rsp)
  movw   $0x4144,0x15(%rsp)
  movb   $0x0,0x17(%rsp)
  movl   $0x44434241,0x8(%rsp)
  movb   $0x0,0xc(%rsp)
  lea    0x8(%rsp),%rsi
  lea    0xd(%rsp),%rdi
  call   <search@plt>
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L7
  add    $0x28,%rsp
  ret
L7:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void main() {
  char text[] = "BACDGABCDA";
  char pat[] = "ABCD";
  search(text, pat);
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<main>:
  endbr64
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  movabs $0x4342414744434142,%rax
  lea    0x8(%rsp),%rsi
  lea    0xd(%rsp),%rdi
  movb   $0x0,0x17(%rsp)
  movl   $0x44434241,0x8(%rsp)
  movb   $0x0,0xc(%rsp)
  mov    %rax,0xd(%rsp)
  mov    $0x4144,%eax
  mov    %ax,0x15(%rsp)
  call   <search@plt>
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L5
  add    $0x28,%rsp
  ret
L5:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void main() {
  char text[] = "BACDGABCDA";
  char pat[] = "ABCD";
  search(text, pat);
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<main>:
  endbr64
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  movabs $0x4342414744434142,%rax
  lea    0x8(%rsp),%rsi
  lea    0xd(%rsp),%rdi
  movb   $0x0,0x17(%rsp)
  movl   $0x44434241,0x8(%rsp)
  movb   $0x0,0xc(%rsp)
  mov    %rax,0xd(%rsp)
  mov    $0x4144,%eax
  mov    %ax,0x15(%rsp)
  call   <search@plt>
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L2
  add    $0x28,%rsp
  ret
L2:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void main() {
  char text[] = "BACDGABCDA";
  char pat[] = "ABCD";
  search(text, pat);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<SDL_imageFilterBitOr>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %rdx,-0x38(%rbp)
  mov    %ecx,-0x3c(%rbp)
  cmpq   $0x0,-0x28(%rbp)
  je     L118
  cmpq   $0x0,-0x30(%rbp)
  je     L118
  cmpq   $0x0,-0x38(%rbp)
  jne    L28
L118:
  mov    $0xffffffff,%eax
  jmp    L4
L28:
  cmpl   $0x0,-0x3c(%rbp)
  jne    L110
  mov    $0x0,%eax
  jmp    L4
L110:
  mov    $0x0,%eax
  call   <SDL_imageFilterMMXdetect@plt>
  test   %rax,%rax
  je     L102
  cmpl   $0x7,-0x3c(%rbp)
  jbe    L102
  mov    -0x3c(%rbp),%ecx
  mov    -0x38(%rbp),%rdx
  mov    -0x30(%rbp),%rsi
  mov    -0x28(%rbp),%rax
  mov    %rax,%rdi
  call   <SDL_imageFilterBitOrMMX@plt>
  mov    -0x3c(%rbp),%eax
  and    $0x7,%eax
  test   %eax,%eax
  je     L88
  mov    -0x3c(%rbp),%eax
  and    $0xfffffff8,%eax
  mov    %eax,-0x1c(%rbp)
  mov    -0x1c(%rbp),%edx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x18(%rbp)
  mov    -0x1c(%rbp),%edx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x1c(%rbp),%edx
  mov    -0x38(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x8(%rbp)
  jmp    L119
L88:
  mov    $0x0,%eax
  jmp    L4
L102:
  movl   $0x0,-0x1c(%rbp)
  mov    -0x28(%rbp),%rax
  mov    %rax,-0x18(%rbp)
  mov    -0x30(%rbp),%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x38(%rbp),%rax
  mov    %rax,-0x8(%rbp)
L119:
  mov    -0x1c(%rbp),%eax
  mov    %eax,-0x20(%rbp)
  jmp    L9
L81:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%edx
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  or     %eax,%edx
  mov    -0x8(%rbp),%rax
  mov    %dl,(%rax)
  addq   $0x1,-0x18(%rbp)
  addq   $0x1,-0x10(%rbp)
  addq   $0x1,-0x8(%rbp)
  addl   $0x1,-0x20(%rbp)
L9:
  mov    -0x20(%rbp),%eax
  cmp    -0x3c(%rbp),%eax
  jb     L81
  mov    $0x0,%eax
L4:
  leave
  ret
```

assistant: ```c
int SDL_imageFilterBitOr(unsigned char *Src1, unsigned char *Src2, unsigned char *Dest, unsigned int length) {
  unsigned int i, istart;
  unsigned char *cursrc1, *cursrc2, *curdst;
  if ((Src1 == NULL) || (Src2 == NULL) || (Dest == NULL))
    return (-1);
  if (length == 0)
    return (0);
  if ((SDL_imageFilterMMXdetect()) && (length > 7)) {
    SDL_imageFilterBitOrMMX(Src1, Src2, Dest, length);
    if ((length & 7) > 0) {
      istart = length & 0xfffffff8;
      cursrc1 = &Src1[istart];
      cursrc2 = &Src2[istart];
      curdst = &Dest[istart];
    } else {
      return (0);
    }
  } else {
    istart = 0;
    cursrc1 = Src1;
    cursrc2 = Src2;
    curdst = Dest;
  }
  for (i = istart; i < length; i++) {
    *curdst = *cursrc1 | *cursrc2;
    cursrc1++;
    cursrc2++;
    curdst++;
  }
  return (0);
}
```