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
<test_strncat_chk>:
  endbr64
  push   %r12
  lea    D87(%rip),%r12
  mov    $0x20,%ecx
  mov    $0x4,%edx
  push   %rbp
  mov    %r12,%rsi
  push   %rbx
  sub    $0x30,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rbp
  movb   $0x0,(%rsp)
  mov    %rbp,%rdi
  call   <__strncat_chk@plt>
  cmp    %rbp,%rax
  je     L31
  mov    $0x114,%edx
  lea    D20(%rip),%rsi
  lea    D75(%rip),%rdi
  call   <printf@plt>
  xor    %eax,%eax
L58:
  mov    0x28(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L17
  add    $0x30,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopl   0x0(%rax,%rax,1)
L31:
  mov    %r12,%rsi
  mov    %rax,%rdi
  mov    %rax,%rbx
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L21
  mov    %rbx,%rdi
  mov    $0x20,%ecx
  mov    $0x1,%edx
  mov    %r12,%rsi
  call   <__strncat_chk@plt>
  mov    %rax,%rdi
  cmp    %rbx,%rax
  je     L42
  mov    $0x116,%edx
  lea    D94(%rip),%rsi
  lea    D75(%rip),%rdi
  call   <printf@plt>
  xor    %eax,%eax
  jmp    L58
  nopl   0x0(%rax)
L42:
  lea    D80(%rip),%rsi
  call   <strcmp@plt>
  mov    %rax,%r8
  mov    $0x1,%eax
  test   %r8,%r8
  je     L58
  mov    $0x117,%edx
  lea    D1(%rip),%rsi
  lea    D75(%rip),%rdi
  call   <printf@plt>
  xor    %eax,%eax
  jmp    L58
  nopl   0x0(%rax)
L21:
  mov    $0x115,%edx
  lea    D56(%rip),%rsi
  lea    D75(%rip),%rdi
  call   <printf@plt>
  xor    %eax,%eax
  jmp    L58
L17:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: data_label: D87
type_infered: string
name: disassemble_data
arguments: data_label: D20
type_infered: string
name: disassemble_data
arguments: data_label: D75
type_infered: string
name: disassemble_data
arguments: data_label: D94
type_infered: string
name: disassemble_data
arguments: data_label: D80
type_infered: string
name: disassemble_data
arguments: data_label: D1
type_infered: string
name: disassemble_data
arguments: data_label: D56
type_infered: string

tool: D87: xyz

tool: D20: dest == __strncat_chk(dest, "xyz", 4, sizeof dest)

tool: D75: expression '%s' untrue at %d


tool: D94: dest == __strncat_chk(dest, "xyz", 1, sizeof dest)

tool: D80: xyzx

tool: D1: strcmp(dest, "xyzx") == 0

tool: D56: strcmp(dest, "xyz") == 0

assistant: ```c
int test_strncat_chk(void) {
  char dest[32];
  dest[0] = 0;
  do {
    if (!(dest == __strncat_chk(dest, "xyz", 4, sizeof dest))) {
      printf("expression '%s' untrue at %d\n", "dest == __strncat_chk(dest, \"xyz\", 4, sizeof dest)", 276);
      return 0;
    }
  } while (0);
  do {
    if (!(strcmp(dest, "xyz") == 0)) {
      printf("expression '%s' untrue at %d\n", "strcmp(dest, \"xyz\") == 0", 277);
      return 0;
    }
  } while (0);
  do {
    if (!(dest == __strncat_chk(dest, "xyz", 1, sizeof dest))) {
      printf("expression '%s' untrue at %d\n", "dest == __strncat_chk(dest, \"xyz\", 1, sizeof dest)", 278);
      return 0;
    }
  } while (0);
  do {
    if (!(strcmp(dest, "xyzx") == 0)) {
      printf("expression '%s' untrue at %d\n", "strcmp(dest, \"xyzx\") == 0", 279);
      return 0;
    }
  } while (0);
  return 1;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<iswhite>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,%eax
  mov    %al,-0x4(%rbp)
  cmpb   $0x20,-0x4(%rbp)
  je     L16
  cmpb   $0x9,-0x4(%rbp)
  jne    L9
L16:
  mov    $0x1,%eax
  jmp    L20
L9:
  mov    $0x0,%eax
L20:
  pop    %rbp
  ret
```

assistant: ```c
int iswhite(char c) {
  if (c == ' ' || c == '\t')
    return 1;
  else
    return 0;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<iswhite>:
  endbr64
  cmp    $0x20,%dil
  sete   %al
  cmp    $0x9,%dil
  sete   %dl
  or     %edx,%eax
  movzbl %al,%eax
  ret
```

assistant: ```c
int iswhite(char c) {
  if (c == ' ' || c == '\t')
    return 1;
  else
    return 0;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<iswhite>:
  endbr64
  cmp    $0x20,%dil
  sete   %al
  cmp    $0x9,%dil
  sete   %dl
  or     %edx,%eax
  movzbl %al,%eax
  ret
```

assistant: ```c
int iswhite(char c) {
  if (c == ' ' || c == '\t')
    return 1;
  else
    return 0;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movl   $0x3db,-0x1c(%rbp)
  movl   $0x0,-0x18(%rbp)
L34:
  mov    -0x1c(%rbp),%eax
  and    $0xf,%eax
  cmp    $0x9,%eax
  jbe    L20
  mov    -0x1c(%rbp),%eax
  and    $0xf,%eax
  add    $0x57,%eax
  mov    %eax,%ecx
  jmp    L30
L20:
  mov    -0x1c(%rbp),%eax
  and    $0xf,%eax
  sub    $0x30,%eax
  mov    %eax,%ecx
L30:
  mov    -0x18(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0x18(%rbp)
  mov    %eax,%eax
  mov    %cl,-0x12(%rbp,%rax,1)
  mov    -0x1c(%rbp),%eax
  shr    $0x4,%eax
  mov    %eax,-0x1c(%rbp)
  cmpl   $0x0,-0x1c(%rbp)
  jne    L34
  lea    -0x12(%rbp),%rax
  mov    %rax,%rsi
  lea    D6(%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: read_data
arguments: data_tag: D6
type: string

tool: D6: %s


assistant: ```c
main() {
  unsigned int k = 987, i = 0;
  char trans[10];
  do {
    trans[i++] = (k % 16 > 9 ? k % 16 - 10 + 'a' : k % 16 - '0');
  } while (k /= 16);
  printf("%s\n", trans);
}
```
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)
  xor    %eax,%eax
  lea    0xe(%rsp),%rdx
  lea    0x11(%rsp),%rsi
  mov    $0x3db,%eax
  jmp    L34
L49:
  mov    %eax,%ecx
  and    $0xf,%ecx
  add    $0x57,%ecx
L20:
  mov    %cl,(%rdx)
  shr    $0x4,%eax
  add    $0x1,%rdx
  cmp    %rsi,%rdx
  je     L24
L34:
  mov    %eax,%ecx
  and    $0xf,%ecx
  cmp    $0x9,%ecx
  ja     L49
  mov    %eax,%ecx
  and    $0xf,%ecx
  sub    $0x30,%ecx
  jmp    L20
L24:
  lea    0xe(%rsp),%rsi
  lea    D7(%rip),%rdi
  call   <printf@plt>
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L41
  mov    $0x0,%eax
  add    $0x28,%rsp
  ret
L41:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: tag: D7
type_infered: string

tool: D7: %s


assistant: ```c
main() {
  unsigned int k = 987, i = 0;
  char trans[10];
  do {
    trans[i++] = (k % 16 > 9 ? k % 16 - 10 + 'a' : k % 16 - '0');
  } while (k /= 16);
  printf("%s\n", trans);
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<main>:
  endbr64
  sub    $0x28,%rsp
  mov    $0x3db,%edx
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  lea    0xe(%rsp),%r9
  lea    0x11(%rsp),%r8
  mov    %r9,%rcx
L1:
  mov    %edx,%eax
  mov    %edx,%edi
  and    $0xf,%eax
  and    $0xf,%edi
  lea    0x57(%rax),%esi
  sub    $0x30,%eax
  cmp    $0xa,%edi
  cmovae %esi,%eax
  add    $0x1,%rcx
  shr    $0x4,%edx
  mov    %al,-0x1(%rcx)
  cmp    %r8,%rcx
  jne    L1
  mov    %r9,%rsi
  lea    D9(%rip),%rdi
  call   <printf@plt>
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L19
  xor    %eax,%eax
  add    $0x28,%rsp
  ret
L19:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: data_tag: D9
data_type: string

tool: D9: %s


assistant: ```c
main() {
  unsigned int k = 987, i = 0;
  char trans[10];
  do {
    trans[i++] = (k % 16 > 9 ? k % 16 - 10 + 'a' : k % 16 - '0');
  } while (k /= 16);
  printf("%s\n", trans);
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<main>:
  endbr64
  sub    $0x28,%rsp
  lea    D6(%rip),%rdi
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  lea    0xe(%rsp),%rsi
  mov    $0x6462,%eax
  movb   $0xd3,0x10(%rsp)
  mov    %ax,0xe(%rsp)
  call   <printf@plt>
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L2
  xor    %eax,%eax
  add    $0x28,%rsp
  ret
L2:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: label: D6
datatype: string

tool: D6: %s


assistant: ```c
main() {
  unsigned int k = 987, i = 0;
  char trans[10];
  do {
    trans[i++] = (k % 16 > 9 ? k % 16 - 10 + 'a' : k % 16 - '0');
  } while (k /= 16);
  printf("%s\n", trans);
}
```
user: What is the c source code of the assembly code below?

```asm
<run_test>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  lea    D29(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <resolve_symbol@plt>
  cltq
  mov    %rax,-0x18(%rbp)
  lea    D16(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <resolve_symbol@plt>
  cltq
  mov    %rax,-0x10(%rbp)
  lea    D23(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <resolve_symbol@plt>
  cltq
  mov    %rax,-0x8(%rbp)
  mov    -0x18(%rbp),%rdx
  mov    $0x0,%eax
  call   *%rdx
  test   %eax,%eax
  jne    L43
  mov    $0x1,%eax
  jmp    L18
L43:
  mov    -0x10(%rbp),%rdx
  mov    $0x0,%eax
  call   *%rdx
  test   %eax,%eax
  jne    L13
  mov    $0x1,%eax
  jmp    L18
L13:
  mov    -0x8(%rbp),%rdx
  mov    $0x0,%eax
  call   *%rdx
  test   %eax,%eax
  jne    L42
  mov    $0x1,%eax
  jmp    L18
L42:
  mov    $0x0,%eax
L18:
  leave
  ret
```

tool_calls: name: disassemble_data
arguments: data_tag: D29
type_guessed: string
name: disassemble_data
arguments: data_tag: D16
type_guessed: string
name: disassemble_data
arguments: data_tag: D23
type_guessed: string

tool: D29: kfun:check_type()

tool: D16: kfun:check_not_type()

tool: D23: kfun:check_interface()

assistant: ```c
int run_test() {
  int (*check_type)() = resolve_symbol("kfun:check_type()");
  int (*check_not_type)() = resolve_symbol("kfun:check_not_type()");
  int (*check_interface)() = resolve_symbol("kfun:check_interface()");
  if (!check_type())
    return 1;
  if (!check_not_type())
    return 1;
  if (!check_interface())
    return 1;
  return 0;
}
```
user: What is the c source code of the assembly code below:

```asm
<run_test>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  lea    D3(%rip),%rdi
  mov    $0x0,%eax
  call   <resolve_symbol@plt>
  mov    %eax,%ebx
  lea    D26(%rip),%rdi
  mov    $0x0,%eax
  call   <resolve_symbol@plt>
  mov    %eax,%ebp
  lea    D0(%rip),%rdi
  mov    $0x0,%eax
  call   <resolve_symbol@plt>
  mov    %eax,%r12d
  movslq %ebx,%rbx
  mov    $0x0,%eax
  call   *%rbx
  mov    %eax,%edx
  mov    $0x1,%eax
  test   %edx,%edx
  je     L9
  movslq %ebp,%rbp
  mov    $0x0,%eax
  call   *%rbp
  mov    %eax,%edx
  mov    $0x1,%eax
  test   %edx,%edx
  je     L9
  movslq %r12d,%r12
  mov    $0x0,%eax
  call   *%r12
  test   %eax,%eax
  sete   %al
  movzbl %al,%eax
L9:
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

tool_calls: name: disassemble_data
arguments: label: D3
data_type: string
name: disassemble_data
arguments: label: D26
data_type: string
name: disassemble_data
arguments: label: D0
data_type: string

tool: D3: kfun:check_type()

tool: D26: kfun:check_not_type()

tool: D0: kfun:check_interface()

assistant: ```c
int run_test() {
  int (*check_type)() = resolve_symbol("kfun:check_type()");
  int (*check_not_type)() = resolve_symbol("kfun:check_not_type()");
  int (*check_interface)() = resolve_symbol("kfun:check_interface()");
  if (!check_type())
    return 1;
  if (!check_not_type())
    return 1;
  if (!check_interface())
    return 1;
  return 0;
}
```
user: Translate the below assembly code into C programming language:

```asm
<run_test>:
  endbr64
  push   %r12
  lea    D7(%rip),%rdi
  xor    %eax,%eax
  push   %rbp
  push   %rbx
  call   <resolve_symbol@plt>
  lea    D25(%rip),%rdi
  movslq %eax,%rbx
  xor    %eax,%eax
  call   <resolve_symbol@plt>
  lea    D24(%rip),%rdi
  movslq %eax,%rbp
  xor    %eax,%eax
  call   <resolve_symbol@plt>
  mov    %eax,%r12d
  xor    %eax,%eax
  call   *%rbx
  test   %eax,%eax
  je     L8
  xor    %eax,%eax
  call   *%rbp
  test   %eax,%eax
  je     L8
  movslq %r12d,%rdx
  xor    %eax,%eax
  call   *%rdx
  pop    %rbx
  pop    %rbp
  test   %eax,%eax
  pop    %r12
  sete   %al
  movzbl %al,%eax
  ret
  nop
L8:
  pop    %rbx
  mov    $0x1,%eax
  pop    %rbp
  pop    %r12
  ret
```

tool_calls: name: read_data
arguments: tag: D7
datatype: string
name: read_data
arguments: tag: D25
datatype: string
name: read_data
arguments: tag: D24
datatype: string

tool: D7: kfun:check_type()

tool: D25: kfun:check_not_type()

tool: D24: kfun:check_interface()

assistant: ```c
int run_test() {
  int (*check_type)() = resolve_symbol("kfun:check_type()");
  int (*check_not_type)() = resolve_symbol("kfun:check_not_type()");
  int (*check_interface)() = resolve_symbol("kfun:check_interface()");
  if (!check_type())
    return 1;
  if (!check_not_type())
    return 1;
  if (!check_interface())
    return 1;
  return 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<run_test>:
  endbr64
  push   %r12
  lea    D11(%rip),%rdi
  xor    %eax,%eax
  push   %rbp
  push   %rbx
  call   <resolve_symbol@plt>
  lea    D1(%rip),%rdi
  movslq %eax,%rbx
  xor    %eax,%eax
  call   <resolve_symbol@plt>
  lea    D3(%rip),%rdi
  movslq %eax,%rbp
  xor    %eax,%eax
  call   <resolve_symbol@plt>
  mov    %eax,%r12d
  xor    %eax,%eax
  call   *%rbx
  test   %eax,%eax
  je     L3
  xor    %eax,%eax
  call   *%rbp
  test   %eax,%eax
  je     L3
  movslq %r12d,%rdx
  xor    %eax,%eax
  call   *%rdx
  pop    %rbx
  pop    %rbp
  test   %eax,%eax
  pop    %r12
  sete   %al
  movzbl %al,%eax
  ret
  nop
L3:
  pop    %rbx
  mov    $0x1,%eax
  pop    %rbp
  pop    %r12
  ret
```

tool_calls: name: read_data
arguments: label: D11
type: string
name: read_data
arguments: label: D1
type: string
name: read_data
arguments: label: D3
type: string

tool: D11: kfun:check_type()

tool: D1: kfun:check_not_type()

tool: D3: kfun:check_interface()

assistant: ```c
int run_test() {
  int (*check_type)() = resolve_symbol("kfun:check_type()");
  int (*check_not_type)() = resolve_symbol("kfun:check_not_type()");
  int (*check_interface)() = resolve_symbol("kfun:check_interface()");
  if (!check_type())
    return 1;
  if (!check_not_type())
    return 1;
  if (!check_interface())
    return 1;
  return 0;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<jenkins_nocase_hash>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    -0x28(%rbp),%rax
  mov    %rax,-0x18(%rbp)
  movq   $0x0,-0x10(%rbp)
  movq   $0x0,-0x8(%rbp)
  jmp    L16
L29:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  mov    %eax,%edi
  call   <tolower@plt>
  add    %rax,-0x10(%rbp)
  mov    -0x10(%rbp),%rax
  shl    $0xa,%rax
  add    %rax,-0x10(%rbp)
  mov    -0x10(%rbp),%rax
  shr    $0x6,%rax
  xor    %rax,-0x10(%rbp)
  addq   $0x1,-0x18(%rbp)
  addq   $0x1,-0x8(%rbp)
L16:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L10
  mov    -0x8(%rbp),%rax
  cmp    -0x30(%rbp),%rax
  jb     L29
L10:
  mov    -0x10(%rbp),%rax
  shl    $0x3,%rax
  add    %rax,-0x10(%rbp)
  mov    -0x10(%rbp),%rax
  shr    $0xb,%rax
  xor    %rax,-0x10(%rbp)
  mov    -0x10(%rbp),%rax
  shl    $0xf,%rax
  add    %rax,-0x10(%rbp)
  mov    -0x10(%rbp),%rax
  leave
  ret
```

assistant: ```c
unsigned long jenkins_nocase_hash(void *string, unsigned long length) {
  unsigned char *p;
  p = (unsigned char *)string;
  unsigned long hash = 0;
  unsigned long acc = 0;
  while (*p != '\0' && acc < length) {
    hash += tolower(*p);
    hash += (hash << 10);
    hash ^= (hash >> 6);
    ++p;
    ++acc;
  }
  hash += (hash << 3);
  hash ^= (hash >> 11);
  hash += (hash << 15);
  return hash;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<jenkins_nocase_hash>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbp
  movzbl (%rdi),%edi
  test   %rsi,%rsi
  je     L34
  mov    %rsi,%r12
  test   %dil,%dil
  je     L34
  mov    $0x0,%ebx
  mov    $0x0,%r13d
L3:
  movzbl %dil,%edi
  call   <tolower@plt>
  lea    (%rax,%r13,1),%rdx
  mov    %rdx,%rax
  shl    $0xa,%rax
  add    %rdx,%rax
  mov    %rax,%r13
  shr    $0x6,%r13
  xor    %rax,%r13
  add    $0x1,%rbx
  movzbl 0x0(%rbp,%rbx,1),%edi
  cmp    %rbx,%r12
  jbe    L13
  test   %dil,%dil
  jne    L3
L13:
  lea    0x0(%r13,%r13,8),%rax
  mov    %rax,%rdx
  shr    $0xb,%rdx
  xor    %rax,%rdx
  mov    %rdx,%rax
  shl    $0xf,%rax
  add    %rdx,%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L34:
  mov    $0x0,%r13d
  jmp    L13
```

assistant: ```c
unsigned long jenkins_nocase_hash(void *string, unsigned long length) {
  unsigned char *p;
  p = (unsigned char *)string;
  unsigned long hash = 0;
  unsigned long acc = 0;
  while (*p != '\0' && acc < length) {
    hash += tolower(*p);
    hash += (hash << 10);
    hash ^= (hash >> 6);
    ++p;
    ++acc;
  }
  hash += (hash << 3);
  hash ^= (hash >> 11);
  hash += (hash << 15);
  return hash;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<jenkins_nocase_hash>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x8,%rsp
  movzbl (%rdi),%edi
  test   %rsi,%rsi
  je     L10
  test   %dil,%dil
  je     L10
  mov    %rsi,%rbp
  xor    %r13d,%r13d
  xor    %r12d,%r12d
  jmp    L43
  nopl   0x0(%rax)
L13:
  test   %dil,%dil
  je     L20
L43:
  call   <tolower@plt>
  add    $0x1,%r13
  lea    (%rax,%r12,1),%rdx
  movzbl (%rbx,%r13,1),%edi
  mov    %rdx,%rax
  shl    $0xa,%rax
  add    %rdx,%rax
  mov    %rax,%r12
  shr    $0x6,%r12
  xor    %rax,%r12
  cmp    %r13,%rbp
  ja     L13
L20:
  lea    (%r12,%r12,8),%rax
  add    $0x8,%rsp
  mov    %rax,%rdx
  pop    %rbx
  pop    %rbp
  shr    $0xb,%rdx
  pop    %r12
  pop    %r13
  xor    %rax,%rdx
  mov    %rdx,%rax
  shl    $0xf,%rax
  add    %rdx,%rax
  ret
  nopl   0x0(%rax,%rax,1)
L10:
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
unsigned long jenkins_nocase_hash(void *string, unsigned long length) {
  unsigned char *p;
  p = (unsigned char *)string;
  unsigned long hash = 0;
  unsigned long acc = 0;
  while (*p != '\0' && acc < length) {
    hash += tolower(*p);
    hash += (hash << 10);
    hash ^= (hash >> 6);
    ++p;
    ++acc;
  }
  hash += (hash << 3);
  hash ^= (hash >> 11);
  hash += (hash << 15);
  return hash;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<jenkins_nocase_hash>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x8,%rsp
  movzbl (%rdi),%edi
  test   %rsi,%rsi
  je     L39
  test   %dil,%dil
  je     L39
  mov    %rsi,%rbp
  xor    %r13d,%r13d
  xor    %r12d,%r12d
  jmp    L45
  nopl   0x0(%rax)
L46:
  test   %dil,%dil
  je     L19
L45:
  call   <tolower@plt>
  add    $0x1,%r13
  lea    (%rax,%r12,1),%rdx
  movzbl (%rbx,%r13,1),%edi
  mov    %rdx,%rax
  shl    $0xa,%rax
  add    %rdx,%rax
  mov    %rax,%r12
  shr    $0x6,%r12
  xor    %rax,%r12
  cmp    %r13,%rbp
  ja     L46
L19:
  lea    (%r12,%r12,8),%rax
  add    $0x8,%rsp
  mov    %rax,%rdx
  pop    %rbx
  pop    %rbp
  shr    $0xb,%rdx
  pop    %r12
  pop    %r13
  xor    %rax,%rdx
  mov    %rdx,%rax
  shl    $0xf,%rax
  add    %rdx,%rax
  ret
  nopl   0x0(%rax,%rax,1)
L39:
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
unsigned long jenkins_nocase_hash(void *string, unsigned long length) {
  unsigned char *p;
  p = (unsigned char *)string;
  unsigned long hash = 0;
  unsigned long acc = 0;
  while (*p != '\0' && acc < length) {
    hash += tolower(*p);
    hash += (hash << 10);
    hash ^= (hash >> 6);
    ++p;
    ++acc;
  }
  hash += (hash << 3);
  hash ^= (hash >> 11);
  hash += (hash << 15);
  return hash;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<foo>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  movsd  %xmm0,-0x18(%rbp)
  movsd  %xmm1,-0x20(%rbp)
  movl   $0x0,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  test   %eax,%eax
  jg     L0
  movsd  -0x18(%rbp),%xmm0
  jmp    L13
L0:
  movsd  -0x20(%rbp),%xmm0
L13:
  movq   %xmm0,%rax
  movq   %rax,%xmm0
  pop    %rbp
  ret
```

assistant: ```c
double foo(double x, double y) {
  volatile int i = 0;
  return i <= 0 ? x : y;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<foo>:
  endbr64
  movl   $0x0,-0x4(%rsp)
  mov    -0x4(%rsp),%eax
  test   %eax,%eax
  jle    L7
  movapd %xmm1,%xmm0
L7:
  ret
```

assistant: ```c
double foo(double x, double y) {
  volatile int i = 0;
  return i <= 0 ? x : y;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<foo>:
  endbr64
  movl   $0x0,-0x4(%rsp)
  mov    -0x4(%rsp),%eax
  test   %eax,%eax
  jle    L9
  movapd %xmm1,%xmm0
L9:
  ret
```

assistant: ```c
double foo(double x, double y) {
  volatile int i = 0;
  return i <= 0 ? x : y;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<foo>:
  endbr64
  movl   $0x0,-0x4(%rsp)
  mov    -0x4(%rsp),%eax
  test   %eax,%eax
  jle    L5
  movapd %xmm1,%xmm0
L5:
  ret
```

assistant: ```c
double foo(double x, double y) {
  volatile int i = 0;
  return i <= 0 ? x : y;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<filepath_vsfindfile>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %edx,-0x34(%rbp)
  mov    D12(%rip),%rax
  mov    (%rax),%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x10(%rbp)
  cmpq   $0x0,-0x10(%rbp)
  jne    L16
  mov    $0x0,%eax
  jmp    L43
L16:
  mov    D12(%rip),%rax
  mov    (%rax),%esi
  mov    -0x34(%rbp),%ecx
  mov    -0x30(%rbp),%rdx
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <vsnprintf@plt>
  mov    %eax,-0x14(%rbp)
  cmpl   $0x0,-0x14(%rbp)
  js     L14
  mov    D12(%rip),%rax
  mov    (%rax),%eax
  cmp    %eax,-0x14(%rbp)
  jl     L35
L14:
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    $0x0,%eax
  jmp    L43
L35:
  mov    -0x28(%rbp),%rdx
  mov    -0x10(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <realpath@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  cmpq   $0x0,-0x8(%rbp)
  je     L15
  mov    D16(%rip),%rax
  mov    (%rax),%edx
  mov    -0x8(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <access@plt>
  test   %rax,%rax
  je     L15
  mov    $0x0,%eax
  jmp    L43
L15:
  mov    -0x8(%rbp),%rax
L43:
  leave
  ret
```

assistant: ```c
char *filepath_vsfindfile(char *str, const char *format, va_list ap) {
  char *realpathname;
  char *pathname;
  int len;
  pathname = malloc(PATH_MAX);
  if (pathname == NULL)
    return NULL;
  len = vsnprintf(pathname, PATH_MAX, format, ap);
  if ((len < 0) || (len >= PATH_MAX)) {
    free(pathname);
    return NULL;
  }
  realpathname = realpath(pathname, str);
  free(pathname);
  if (realpathname != NULL) {
    if (access(realpathname, R_OK) != 0) {
      return NULL;
    }
  }
  return realpathname;
}
```
user: What is the c source code of the assembly code below?

```asm
<filepath_vsfindfile>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%r12
  mov    %rsi,%rbp
  mov    %edx,%r13d
  mov    D16(%rip),%rax
  mov    (%rax),%edi
  call   <malloc@plt>
  mov    %rax,%rbx
  test   %rax,%rax
  je     L53
  mov    %r13d,%ecx
  mov    %rbp,%rdx
  mov    D16(%rip),%rax
  mov    (%rax),%esi
  mov    %rbx,%rdi
  call   <vsnprintf@plt>
  test   %eax,%eax
  js     L23
  mov    D16(%rip),%rdx
  cmp    %eax,(%rdx)
  jle    L23
  mov    %r12,%rsi
  mov    %rbx,%rdi
  call   <realpath@plt>
  mov    %rax,%rbp
  mov    %rbx,%rdi
  call   <free@plt>
  test   %rbp,%rbp
  je     L44
  mov    D26(%rip),%rax
  mov    (%rax),%esi
  mov    %rbp,%rdi
  call   <access@plt>
  test   %rax,%rax
  mov    $0x0,%eax
  cmovne %rax,%rbp
L44:
  mov    %rbp,%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L23:
  mov    %rbx,%rdi
  call   <free@plt>
  mov    $0x0,%ebp
  jmp    L44
L53:
  mov    %rax,%rbp
  jmp    L44
```

assistant: ```c
char *filepath_vsfindfile(char *str, const char *format, va_list ap) {
  char *realpathname;
  char *pathname;
  int len;
  pathname = malloc(PATH_MAX);
  if (pathname == NULL)
    return NULL;
  len = vsnprintf(pathname, PATH_MAX, format, ap);
  if ((len < 0) || (len >= PATH_MAX)) {
    free(pathname);
    return NULL;
  }
  realpathname = realpath(pathname, str);
  free(pathname);
  if (realpathname != NULL) {
    if (access(realpathname, R_OK) != 0) {
      return NULL;
    }
  }
  return realpathname;
}
```