ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 这段汇编代码用C语言表示是什么样的?

```asm
<writeStringArrayToFile>:
  endbr64
  push   %r12
  mov    %edx,%r12d
  push   %rbp
  push   %rbx
  mov    %rsi,%rbx
  call   <openFileForWriting@plt>
  mov    %rax,%rbp
  test   %r12d,%r12d
  je     L11
  lea    -0x1(%r12),%eax
  lea    0x8(%rbx,%rax,8),%r12
  nopl   (%rax)
L2:
  mov    (%rbx),%rdi
  mov    %rbp,%rsi
  add    $0x8,%rbx
  call   <fputs@plt>
  cmp    %r12,%rbx
  jne    L2
L11:
  pop    %rbx
  mov    %rbp,%rdi
  pop    %rbp
  pop    %r12
  jmp    1070 <fclose@plt>
```

assistant: ```c
void writeStringArrayToFile(const char *file, char **strings, const unsigned numStrings) {
  FILE *targetFile = openFileForWriting(file);
  for (unsigned i = 0; i < numStrings; i++) {
    fputs(strings[i], targetFile);
  }
  fclose(targetFile);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<MSN_url_encode>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0x38,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %edx,-0x34(%rbp)
  movl   $0x0,-0x18(%rbp)
  movl   $0x0,-0x14(%rbp)
  jmp    L10
L28:
  mov    -0x18(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isalnum@plt>
  test   %eax,%eax
  jne    L7
  mov    -0x18(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%edx
  mov    -0x34(%rbp),%eax
  sub    -0x18(%rbp),%eax
  cltq
  mov    -0x14(%rbp),%ecx
  movslq %ecx,%rsi
  mov    -0x30(%rbp),%rcx
  lea    (%rsi,%rcx,1),%rdi
  mov    %edx,%ecx
  lea    D5(%rip),%rdx
  mov    %rax,%rsi
  mov    $0x0,%eax
  call   <snprintf@plt>
  addl   $0x2,-0x14(%rbp)
  jmp    L39
L7:
  mov    -0x18(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    -0x14(%rbp),%edx
  movslq %edx,%rcx
  mov    -0x30(%rbp),%rdx
  add    %rcx,%rdx
  movzbl (%rax),%eax
  mov    %al,(%rdx)
L39:
  addl   $0x1,-0x18(%rbp)
  addl   $0x1,-0x14(%rbp)
L10:
  mov    -0x18(%rbp),%eax
  movslq %eax,%rbx
  mov    -0x28(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  cmp    %rax,%rbx
  jae    L11
  mov    -0x14(%rbp),%eax
  cmp    -0x34(%rbp),%eax
  jl     L28
L11:
  mov    -0x14(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
  mov    -0x30(%rbp),%rax
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

tool_calls: name: unpack_data
arguments: label: D5
type_guessed: string

tool: D5: %%%x

assistant: ```c
char *MSN_url_encode(str, ret, ret_len)
char *str;
char *ret;
int ret_len;
{
  int i, a;
  for (i = 0, a = 0; i < strlen(str) && a < ret_len; i++, a++) {
    if (!isalnum(str[i])) {
      snprintf(&ret[a], ret_len - i, "%%%x", str[i]);
      a += 2;
    } else {
      ret[a] = str[i];
    }
  }
  ret[a] = 0x0;
  return ret;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<MSN_url_encode>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %rdi,%r13
  mov    %rsi,0x8(%rsp)
  mov    %edx,%r15d
  mov    $0x0,%ebp
  mov    $0x0,%ebx
  jmp    L42
L33:
  mov    %r15d,%esi
  sub    %ebp,%esi
  movslq %esi,%rsi
  movslq %ebx,%rdi
  add    0x8(%rsp),%rdi
  mov    %r14d,%ecx
  lea    D2(%rip),%rdx
  call   <snprintf@plt>
  add    $0x2,%ebx
L26:
  add    $0x1,%ebx
  add    $0x1,%rbp
L42:
  mov    %r13,%rdi
  call   <strlen@plt>
  cmp    %r15d,%ebx
  jge    L19
  cmp    %rbp,%rax
  jbe    L19
  movzbl 0x0(%r13,%rbp,1),%r12d
  movsbl %r12b,%r14d
  mov    %r14d,%edi
  call   <isalnum@plt>
  test   %eax,%eax
  je     L33
  movslq %ebx,%rax
  mov    0x8(%rsp),%rcx
  mov    %r12b,(%rcx,%rax,1)
  jmp    L26
L19:
  movslq %ebx,%rbx
  mov    0x8(%rsp),%rax
  movb   $0x0,(%rax,%rbx,1)
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

tool_calls: name: disassemble_data
arguments: label: D2
type_infered: string

tool: D2: %%%x

assistant: ```c
char *MSN_url_encode(str, ret, ret_len)
char *str;
char *ret;
int ret_len;
{
  int i, a;
  for (i = 0, a = 0; i < strlen(str) && a < ret_len; i++, a++) {
    if (!isalnum(str[i])) {
      snprintf(&ret[a], ret_len - i, "%%%x", str[i]);
      a += 2;
    } else {
      ret[a] = str[i];
    }
  }
  ret[a] = 0x0;
  return ret;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<MSN_url_encode>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  xor    %ebp,%ebp
  push   %rbx
  xor    %ebx,%ebx
  sub    $0x18,%rsp
  mov    %rsi,0x8(%rsp)
  mov    %edx,0x4(%rsp)
  jmp    L19
  nopl   0x0(%rax)
L3:
  mov    %r14b,(%r15)
L30:
  add    $0x1,%ebx
  add    $0x1,%rbp
L19:
  mov    %r12,%rdi
  call   <strlen@plt>
  mov    0x8(%rsp),%rcx
  movslq %ebx,%rdx
  lea    (%rcx,%rdx,1),%r15
  cmp    0x4(%rsp),%ebx
  jge    L39
  cmp    %rbp,%rax
  jbe    L39
  movsbl (%r12,%rbp,1),%r14d
  mov    %r14d,%edi
  call   <isalnum@plt>
  test   %eax,%eax
  jne    L3
  mov    0x4(%rsp),%esi
  mov    %r14d,%ecx
  mov    %r15,%rdi
  add    $0x2,%ebx
  lea    D2(%rip),%rdx
  sub    %ebp,%esi
  movslq %esi,%rsi
  call   <snprintf@plt>
  jmp    L30
  nopw   0x0(%rax,%rax,1)
L39:
  movb   $0x0,(%r15)
  mov    0x8(%rsp),%rax
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

tool_calls: name: unpack_data
arguments: tag: D2
datatype: string

tool: D2: %%%x

assistant: ```c
char *MSN_url_encode(str, ret, ret_len)
char *str;
char *ret;
int ret_len;
{
  int i, a;
  for (i = 0, a = 0; i < strlen(str) && a < ret_len; i++, a++) {
    if (!isalnum(str[i])) {
      snprintf(&ret[a], ret_len - i, "%%%x", str[i]);
      a += 2;
    } else {
      ret[a] = str[i];
    }
  }
  ret[a] = 0x0;
  return ret;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<MSN_url_encode>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  xor    %ebp,%ebp
  push   %rbx
  xor    %ebx,%ebx
  sub    $0x18,%rsp
  mov    %rsi,0x8(%rsp)
  mov    %edx,0x4(%rsp)
  jmp    L14
  nopl   0x0(%rax)
L33:
  mov    %r14b,(%r15)
L45:
  add    $0x1,%ebx
  add    $0x1,%rbp
L14:
  mov    %r12,%rdi
  call   <strlen@plt>
  mov    0x8(%rsp),%rcx
  movslq %ebx,%rdx
  lea    (%rcx,%rdx,1),%r15
  cmp    0x4(%rsp),%ebx
  jge    L21
  cmp    %rbp,%rax
  jbe    L21
  movsbl (%r12,%rbp,1),%r14d
  mov    %r14d,%edi
  call   <isalnum@plt>
  test   %eax,%eax
  jne    L33
  mov    0x4(%rsp),%esi
  mov    %r14d,%ecx
  mov    %r15,%rdi
  add    $0x2,%ebx
  lea    D2(%rip),%rdx
  sub    %ebp,%esi
  movslq %esi,%rsi
  call   <snprintf@plt>
  jmp    L45
  nopw   0x0(%rax,%rax,1)
L21:
  movb   $0x0,(%r15)
  mov    0x8(%rsp),%rax
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

tool_calls: name: unpack_data
arguments: tag: D2
datatype: string

tool: D2: %%%x

assistant: ```c
char *MSN_url_encode(str, ret, ret_len)
char *str;
char *ret;
int ret_len;
{
  int i, a;
  for (i = 0, a = 0; i < strlen(str) && a < ret_len; i++, a++) {
    if (!isalnum(str[i])) {
      snprintf(&ret[a], ret_len - i, "%%%x", str[i]);
      a += 2;
    } else {
      ret[a] = str[i];
    }
  }
  ret[a] = 0x0;
  return ret;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<read_file_from_peer_api>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x20,%rsp
  mov    %rdi,%rbp
  mov    %rsi,%rdi
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  mov    $0x7d0,%esi
  call   <create_socket@plt>
  test   %eax,%eax
  js     L46
  mov    %eax,%ebx
  lea    D5(%rip),%rdi
  call   <printf@plt>
  lea    D31(%rip),%rsi
  mov    %ebx,%edi
  call   <writeline@plt>
  mov    %rbp,%rsi
  mov    %ebx,%edi
  call   <writeline@plt>
  lea    0xe(%rsp),%r12
  mov    %r12,%rsi
  mov    %ebx,%edi
  call   <readline@plt>
  lea    D32(%rip),%rsi
  mov    %r12,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  je     L68
  mov    $0x1b6,%esi
  mov    %rbp,%rdi
  call   <creat@plt>
  mov    %eax,%r12d
  lea    0x8(%rsp),%rbp
  test   %eax,%eax
  jns    L28
  lea    D47(%rip),%rdi
  call   <printf@plt>
  mov    $0xffffffff,%eax
  jmp    L72
L46:
  lea    D30(%rip),%rdi
  call   <printf@plt>
  mov    $0xffffffff,%eax
  jmp    L72
L68:
  lea    D4(%rip),%rdi
  call   <printf@plt>
  mov    $0xffffffff,%eax
  jmp    L72
L63:
  mov    $0x1,%edx
  mov    %rbp,%rsi
  mov    %r12d,%edi
  call   <write@plt>
L28:
  mov    $0x1,%edx
  mov    %rbp,%rsi
  mov    %ebx,%edi
  call   <read@plt>
  test   %rax,%rax
  jg     L63
  mov    %ebx,%edi
  call   <close@plt>
  mov    %r12d,%edi
  call   <close@plt>
  mov    $0x1,%eax
L72:
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L32
  add    $0x20,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L32:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: data_label: D5
type_infered: string
name: unpack_data
arguments: data_label: D31
type_infered: string
name: unpack_data
arguments: data_label: D32
type_infered: string
name: unpack_data
arguments: data_label: D47
type_infered: string
name: unpack_data
arguments: data_label: D30
type_infered: string
name: unpack_data
arguments: data_label: D4
type_infered: string

tool: D5: request sent


tool: D31: READ

tool: D32: NOT_FOUND

tool: D47: couldnt create local file


tool: D30: connection failed


tool: D4: file not found


assistant: ```c
int read_file_from_peer_api(char *filename, char *ip) {
  int connfd = create_socket(ip, 2000);
  char result[10];
  int fd, c;
  if (connfd < 0) {
    printf("connection failed\n");
    return -1;
  }
  printf("request sent\n");
  writeline(connfd, "READ");
  writeline(connfd, filename);
  readline(connfd, result);
  if (strcmp(result, "NOT_FOUND") == 0) {
    printf("file not found\n");
    return -1;
  }
  if ((fd = creat(filename, 0666)) < 0) {
    printf("couldnt create local file\n");
    return -1;
  }
  while (read(connfd, &c, 1) > 0) {
    write(fd, &c, 1);
  }
  close(connfd);
  close(fd);
  return 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
<read_file_from_peer_api>:
  endbr64
  push   %r13
  push   %r12
  mov    %rdi,%r12
  mov    %rsi,%rdi
  mov    $0x7d0,%esi
  push   %rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  call   <create_socket@plt>
  test   %eax,%eax
  js     L58
  mov    %eax,%ebp
  lea    D53(%rip),%rdi
  lea    0xe(%rsp),%r13
  call   <printf@plt>
  lea    D35(%rip),%rsi
  mov    %ebp,%edi
  call   <writeline@plt>
  mov    %r12,%rsi
  mov    %ebp,%edi
  call   <writeline@plt>
  mov    %r13,%rsi
  mov    %ebp,%edi
  call   <readline@plt>
  lea    D37(%rip),%rsi
  mov    %r13,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  je     L10
  mov    %r12,%rdi
  mov    $0x1b6,%esi
  lea    0x8(%rsp),%rbx
  call   <creat@plt>
  mov    %eax,%r12d
  test   %eax,%eax
  jns    L43
  jmp    L23
  nopl   (%rax)
L57:
  mov    $0x1,%edx
  mov    %rbx,%rsi
  mov    %r12d,%edi
  call   <write@plt>
L43:
  mov    $0x1,%edx
  mov    %rbx,%rsi
  mov    %ebp,%edi
  call   <read@plt>
  test   %rax,%rax
  jg     L57
  mov    %ebp,%edi
  call   <close@plt>
  mov    %r12d,%edi
  call   <close@plt>
  mov    $0x1,%eax
L3:
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L27
  add    $0x28,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax,%rax,1)
L10:
  lea    D42(%rip),%rdi
  call   <printf@plt>
  mov    $0xffffffff,%eax
  jmp    L3
  nopl   0x0(%rax,%rax,1)
L58:
  lea    D5(%rip),%rdi
  call   <printf@plt>
  mov    $0xffffffff,%eax
  jmp    L3
  nopl   0x0(%rax,%rax,1)
L23:
  lea    D36(%rip),%rdi
  call   <printf@plt>
  mov    $0xffffffff,%eax
  jmp    L3
L27:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D53
datatype: string
name: extract_symbolic_data
arguments: data_tag: D35
datatype: string
name: extract_symbolic_data
arguments: data_tag: D37
datatype: string
name: extract_symbolic_data
arguments: data_tag: D42
datatype: string
name: extract_symbolic_data
arguments: data_tag: D5
datatype: string
name: extract_symbolic_data
arguments: data_tag: D36
datatype: string

tool: D53: request sent


tool: D35: READ

tool: D37: NOT_FOUND

tool: D42: file not found


tool: D5: connection failed


tool: D36: couldnt create local file


assistant: ```c
int read_file_from_peer_api(char *filename, char *ip) {
  int connfd = create_socket(ip, 2000);
  char result[10];
  int fd, c;
  if (connfd < 0) {
    printf("connection failed\n");
    return -1;
  }
  printf("request sent\n");
  writeline(connfd, "READ");
  writeline(connfd, filename);
  readline(connfd, result);
  if (strcmp(result, "NOT_FOUND") == 0) {
    printf("file not found\n");
    return -1;
  }
  if ((fd = creat(filename, 0666)) < 0) {
    printf("couldnt create local file\n");
    return -1;
  }
  while (read(connfd, &c, 1) > 0) {
    write(fd, &c, 1);
  }
  close(connfd);
  close(fd);
  return 1;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<read_file_from_peer_api>:
  endbr64
  push   %r13
  push   %r12
  mov    %rdi,%r12
  mov    %rsi,%rdi
  mov    $0x7d0,%esi
  push   %rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  call   <create_socket@plt>
  test   %eax,%eax
  js     L64
  mov    %eax,%ebp
  lea    D47(%rip),%rdi
  lea    0xe(%rsp),%r13
  call   <printf@plt>
  lea    D28(%rip),%rsi
  mov    %ebp,%edi
  call   <writeline@plt>
  mov    %r12,%rsi
  mov    %ebp,%edi
  call   <writeline@plt>
  mov    %r13,%rsi
  mov    %ebp,%edi
  call   <readline@plt>
  lea    D35(%rip),%rsi
  mov    %r13,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  je     L51
  mov    %r12,%rdi
  mov    $0x1b6,%esi
  lea    0x8(%rsp),%rbx
  call   <creat@plt>
  mov    %eax,%r12d
  test   %eax,%eax
  jns    L68
  jmp    L75
  nopl   (%rax)
L88:
  mov    $0x1,%edx
  mov    %rbx,%rsi
  mov    %r12d,%edi
  call   <write@plt>
L68:
  mov    $0x1,%edx
  mov    %rbx,%rsi
  mov    %ebp,%edi
  call   <read@plt>
  test   %rax,%rax
  jg     L88
  mov    %ebp,%edi
  call   <close@plt>
  mov    %r12d,%edi
  call   <close@plt>
  mov    $0x1,%eax
L55:
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L3
  add    $0x28,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax,%rax,1)
L51:
  lea    D1(%rip),%rdi
  call   <printf@plt>
  mov    $0xffffffff,%eax
  jmp    L55
  nopl   0x0(%rax,%rax,1)
L64:
  lea    D12(%rip),%rdi
  call   <printf@plt>
  mov    $0xffffffff,%eax
  jmp    L55
  nopl   0x0(%rax,%rax,1)
L75:
  lea    D31(%rip),%rdi
  call   <printf@plt>
  mov    $0xffffffff,%eax
  jmp    L55
L3:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: tag: D47
type: string
name: retrieve_data
arguments: tag: D28
type: string
name: retrieve_data
arguments: tag: D35
type: string
name: retrieve_data
arguments: tag: D1
type: string
name: retrieve_data
arguments: tag: D12
type: string
name: retrieve_data
arguments: tag: D31
type: string

tool: D47: request sent


tool: D28: READ

tool: D35: NOT_FOUND

tool: D1: file not found


tool: D12: connection failed


tool: D31: couldnt create local file


assistant: ```c
int read_file_from_peer_api(char *filename, char *ip) {
  int connfd = create_socket(ip, 2000);
  char result[10];
  int fd, c;
  if (connfd < 0) {
    printf("connection failed\n");
    return -1;
  }
  printf("request sent\n");
  writeline(connfd, "READ");
  writeline(connfd, filename);
  readline(connfd, result);
  if (strcmp(result, "NOT_FOUND") == 0) {
    printf("file not found\n");
    return -1;
  }
  if ((fd = creat(filename, 0666)) < 0) {
    printf("couldnt create local file\n");
    return -1;
  }
  while (read(connfd, &c, 1) > 0) {
    write(fd, &c, 1);
  }
  close(connfd);
  close(fd);
  return 1;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<getSliceAt>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    %edx,-0x20(%rbp)
  movl   $0x0,-0xc(%rbp)
  movl   $0x0,-0x8(%rbp)
  jmp    L15
L13:
  mov    -0x1c(%rbp),%edx
  mov    -0x8(%rbp),%eax
  add    %edx,%eax
  mov    %eax,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  lea    0x7(%rax),%edx
  test   %eax,%eax
  cmovs  %edx,%eax
  sar    $0x3,%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movzbl %al,%edx
  mov    -0x4(%rbp),%eax
  and    $0x7,%eax
  mov    $0x1,%esi
  mov    %eax,%ecx
  shl    %cl,%esi
  mov    %esi,%eax
  and    %edx,%eax
  test   %eax,%eax
  setg   %al
  movzbl %al,%edx
  mov    -0x8(%rbp),%eax
  mov    %eax,%ecx
  shl    %cl,%edx
  mov    %edx,%eax
  or     %eax,-0xc(%rbp)
  addl   $0x1,-0x8(%rbp)
L15:
  mov    -0x8(%rbp),%eax
  cmp    -0x20(%rbp),%eax
  jl     L13
  mov    -0xc(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
int getSliceAt(const unsigned char *sig, int pos, int sw) {
  int r = 0;
  for (int bit_n = 0; bit_n < sw; bit_n++) {
    int i = pos + bit_n;
    r = r | (((sig[i / 8] & (1 << (i % 8))) > 0) << bit_n);
  }
  return r;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<getSliceAt>:
  endbr64
  mov    %rdi,%r8
  mov    %esi,%r9d
  mov    %edx,%edi
  test   %edx,%edx
  jle    L20
  mov    $0x0,%edx
  mov    $0x0,%esi
  mov    $0x1,%r10d
L19:
  lea    (%r9,%rdx,1),%ecx
  lea    0x7(%rcx),%eax
  test   %ecx,%ecx
  cmovns %ecx,%eax
  sar    $0x3,%eax
  cltq
  movzbl (%r8,%rax,1),%r11d
  and    $0x7,%ecx
  mov    %r10d,%eax
  shl    %cl,%eax
  test   %eax,%r11d
  setne  %al
  movzbl %al,%eax
  mov    %edx,%ecx
  shl    %cl,%eax
  or     %eax,%esi
  add    $0x1,%edx
  cmp    %edx,%edi
  jne    L19
L26:
  mov    %esi,%eax
  ret
L20:
  mov    $0x0,%esi
  jmp    L26
```

assistant: ```c
int getSliceAt(const unsigned char *sig, int pos, int sw) {
  int r = 0;
  for (int bit_n = 0; bit_n < sw; bit_n++) {
    int i = pos + bit_n;
    r = r | (((sig[i / 8] & (1 << (i % 8))) > 0) << bit_n);
  }
  return r;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<getSliceAt>:
  endbr64
  mov    %esi,%r9d
  mov    %edx,%esi
  test   %edx,%edx
  jle    L11
  xor    %edx,%edx
  xor    %r8d,%r8d
  mov    $0x1,%r10d
  nopl   0x0(%rax,%rax,1)
L4:
  lea    (%rdx,%r9,1),%ecx
  test   %ecx,%ecx
  lea    0x7(%rcx),%eax
  cmovns %ecx,%eax
  and    $0x7,%ecx
  sar    $0x3,%eax
  cltq
  movzbl (%rdi,%rax,1),%r11d
  mov    %r10d,%eax
  shl    %cl,%eax
  mov    %edx,%ecx
  test   %eax,%r11d
  setne  %al
  add    $0x1,%edx
  movzbl %al,%eax
  shl    %cl,%eax
  or     %eax,%r8d
  cmp    %edx,%esi
  jne    L4
  mov    %r8d,%eax
  ret
  nopl   0x0(%rax)
L11:
  xor    %r8d,%r8d
  mov    %r8d,%eax
  ret
```

assistant: ```c
int getSliceAt(const unsigned char *sig, int pos, int sw) {
  int r = 0;
  for (int bit_n = 0; bit_n < sw; bit_n++) {
    int i = pos + bit_n;
    r = r | (((sig[i / 8] & (1 << (i % 8))) > 0) << bit_n);
  }
  return r;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<getSliceAt>:
  endbr64
  mov    %esi,%r9d
  mov    %edx,%esi
  test   %edx,%edx
  jle    L1
  xor    %edx,%edx
  xor    %r8d,%r8d
  mov    $0x1,%r10d
  nopl   0x0(%rax,%rax,1)
L16:
  lea    (%rdx,%r9,1),%ecx
  test   %ecx,%ecx
  lea    0x7(%rcx),%eax
  cmovns %ecx,%eax
  and    $0x7,%ecx
  sar    $0x3,%eax
  cltq
  movzbl (%rdi,%rax,1),%r11d
  mov    %r10d,%eax
  shl    %cl,%eax
  mov    %edx,%ecx
  test   %eax,%r11d
  setne  %al
  add    $0x1,%edx
  movzbl %al,%eax
  shl    %cl,%eax
  or     %eax,%r8d
  cmp    %edx,%esi
  jne    L16
  mov    %r8d,%eax
  ret
  nopl   0x0(%rax)
L1:
  xor    %r8d,%r8d
  mov    %r8d,%eax
  ret
```

assistant: ```c
int getSliceAt(const unsigned char *sig, int pos, int sw) {
  int r = 0;
  for (int bit_n = 0; bit_n < sw; bit_n++) {
    int i = pos + bit_n;
    r = r | (((sig[i / 8] & (1 << (i % 8))) > 0) << bit_n);
  }
  return r;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<maximum>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    %rcx,-0x30(%rbp)
  mov    %r8,-0x38(%rbp)
  mov    %r9,-0x40(%rbp)
  movl   $0x0,-0x8(%rbp)
  mov    -0x28(%rbp),%rax
  mov    (%rax),%edx
  mov    -0x30(%rbp),%rax
  mov    (%rax),%eax
  imul   %eax,%edx
  mov    -0x38(%rbp),%rax
  mov    (%rax),%eax
  imul   %edx,%eax
  mov    %eax,-0x4(%rbp)
  movl   $0x0,-0x8(%rbp)
  jmp    L14
L6:
  mov    -0x8(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%edx
  mov    -0x8(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rcx
  mov    -0x20(%rbp),%rax
  add    %rcx,%rax
  mov    (%rax),%eax
  mov    -0x8(%rbp),%ecx
  movslq %ecx,%rcx
  lea    0x0(,%rcx,4),%rsi
  mov    -0x18(%rbp),%rcx
  add    %rsi,%rcx
  cmp    %eax,%edx
  cmovge %edx,%eax
  mov    %eax,(%rcx)
  addl   $0x1,-0x8(%rbp)
L14:
  mov    -0x8(%rbp),%eax
  cmp    -0x4(%rbp),%eax
  jl     L6
  mov    -0x40(%rbp),%rax
  movl   $0x1,(%rax)
  nop
  pop    %rbp
  ret
```

assistant: ```c
void maximum(int *image1, int *image2, int *width, int *height, int *depth, int *ret) {
  int i = 0;
  int plane_size = *width * *height * *depth;
  for (i = 0; i < plane_size; i++) {
    image1[i] = (image1[i]) >= (image2[i]) ? (image1[i]) : (image2[i]);
  }
  *ret = 1;
  return;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<maximum>:
  endbr64
  mov    %rsi,%r10
  mov    (%rdx),%esi
  imul   (%rcx),%esi
  imul   (%r8),%esi
  test   %esi,%esi
  jle    L1
  mov    %esi,%esi
  mov    $0x0,%eax
L9:
  mov    (%rdi,%rax,4),%edx
  mov    (%r10,%rax,4),%ecx
  cmp    %ecx,%edx
  cmovl  %ecx,%edx
  mov    %edx,(%rdi,%rax,4)
  add    $0x1,%rax
  cmp    %rsi,%rax
  jne    L9
L1:
  movl   $0x1,(%r9)
  ret
```

assistant: ```c
void maximum(int *image1, int *image2, int *width, int *height, int *depth, int *ret) {
  int i = 0;
  int plane_size = *width * *height * *depth;
  for (i = 0; i < plane_size; i++) {
    image1[i] = (image1[i]) >= (image2[i]) ? (image1[i]) : (image2[i]);
  }
  *ret = 1;
  return;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<maximum>:
  endbr64
  mov    %rsi,%r10
  mov    (%rdx),%esi
  imul   (%rcx),%esi
  imul   (%r8),%esi
  test   %esi,%esi
  jle    L7
  movslq %esi,%rsi
  xor    %eax,%eax
  nopl   0x0(%rax)
L16:
  mov    (%rdi,%rax,4),%edx
  mov    (%r10,%rax,4),%ecx
  cmp    %ecx,%edx
  cmovl  %ecx,%edx
  mov    %edx,(%rdi,%rax,4)
  add    $0x1,%rax
  cmp    %rax,%rsi
  jne    L16
L7:
  movl   $0x1,(%r9)
  ret
```

assistant: ```c
void maximum(int *image1, int *image2, int *width, int *height, int *depth, int *ret) {
  int i = 0;
  int plane_size = *width * *height * *depth;
  for (i = 0; i < plane_size; i++) {
    image1[i] = (image1[i]) >= (image2[i]) ? (image1[i]) : (image2[i]);
  }
  *ret = 1;
  return;
}
```