ylfeng/ReF-Decompile-dataset huggingface dataset:
user: Demonstrate the C code that generates the assembly output below:

```asm
<handle_char>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,%eax
  mov    %al,-0x14(%rbp)
  mov    $0x3,%edi
  call   <malloc@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  mov    $0x3,%edx
  mov    $0x0,%esi
  mov    %rax,%rdi
  call   <memset@plt>
  movsbl -0x14(%rbp),%eax
  cmp    $0xd,%eax
  je     L5
  cmp    $0xd,%eax
  jg     L42
  cmp    $0x9,%eax
  je     L68
  cmp    $0xa,%eax
  jne    L42
  mov    -0x8(%rbp),%rax
  mov    $0x2,%edx
  lea    D0(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strncpy@plt>
  jmp    L69
L68:
  mov    -0x8(%rbp),%rax
  mov    $0x2,%edx
  lea    D2(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strncpy@plt>
  jmp    L69
L5:
  mov    -0x8(%rbp),%rax
  mov    $0x2,%edx
  lea    D28(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strncpy@plt>
  jmp    L69
L42:
  mov    -0x8(%rbp),%rax
  movzbl -0x14(%rbp),%edx
  mov    %dl,(%rax)
  nop
L69:
  mov    -0x8(%rbp),%rax
  leave
  ret
```

tool_calls: name: disassemble_data
arguments: tag: D0
datatype: string
name: disassemble_data
arguments: tag: D2
datatype: string
name: disassemble_data
arguments: tag: D28
datatype: string

tool: D0: \n

tool: D2: \t

tool: D28: \r

assistant: ```c
char *handle_char(char c) {
  char *s = malloc(3);
  memset(s, 0, 3);
  switch (c) {
  case '\n':
    strncpy(s, "\\n", 2);
    break;
  case '\t':
    strncpy(s, "\\t", 2);
    break;
  case '\r':
    strncpy(s, "\\r", 2);
    break;
  default:
    s[0] = c;
    break;
  }
  return s;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<handle_char>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %edi,%ebx
  mov    $0x3,%edi
  call   <malloc@plt>
  mov    %rax,%rbp
  mov    $0x3,%edx
  mov    $0x0,%esi
  mov    %rax,%rdi
  call   <memset@plt>
  cmp    $0xa,%bl
  je     L40
  cmp    $0xd,%bl
  je     L57
  cmp    $0x9,%bl
  je     L55
  mov    %bl,0x0(%rbp)
  jmp    L34
L40:
  mov    $0x2,%edx
  lea    D7(%rip),%rsi
  mov    %rbp,%rdi
  call   <strncpy@plt>
L34:
  mov    %rbp,%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
L55:
  mov    $0x2,%edx
  lea    D18(%rip),%rsi
  mov    %rbp,%rdi
  call   <strncpy@plt>
  jmp    L34
L57:
  mov    $0x2,%edx
  lea    D14(%rip),%rsi
  mov    %rbp,%rdi
  call   <strncpy@plt>
  jmp    L34
```

tool_calls: name: read_data
arguments: data_tag: D7
type: string
name: read_data
arguments: data_tag: D18
type: string
name: read_data
arguments: data_tag: D14
type: string

tool: D7: \n

tool: D18: \t

tool: D14: \r

assistant: ```c
char *handle_char(char c) {
  char *s = malloc(3);
  memset(s, 0, 3);
  switch (c) {
  case '\n':
    strncpy(s, "\\n", 2);
    break;
  case '\t':
    strncpy(s, "\\t", 2);
    break;
  case '\r':
    strncpy(s, "\\r", 2);
    break;
  default:
    s[0] = c;
    break;
  }
  return s;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<handle_char>:
  endbr64
  push   %r12
  push   %rbx
  mov    %edi,%ebx
  mov    $0x3,%edi
  sub    $0x8,%rsp
  call   <malloc@plt>
  xor    %esi,%esi
  mov    $0x3,%edx
  mov    %rax,%rdi
  mov    %rax,%r12
  call   <memset@plt>
  cmp    $0xa,%bl
  je     L28
  cmp    $0xd,%bl
  je     L12
  cmp    $0x9,%bl
  je     L6
  mov    %bl,(%r12)
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %r12
  ret
  nopw   0x0(%rax,%rax,1)
L28:
  mov    %r12,%rdi
  mov    $0x2,%edx
  lea    D23(%rip),%rsi
  call   <strncpy@plt>
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %r12
  ret
  nop
L6:
  mov    %r12,%rdi
  mov    $0x2,%edx
  lea    D29(%rip),%rsi
  call   <strncpy@plt>
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %r12
  ret
  nop
L12:
  mov    %r12,%rdi
  mov    $0x2,%edx
  lea    D18(%rip),%rsi
  call   <strncpy@plt>
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %r12
  ret
```

tool_calls: name: extract_symbolic_data
arguments: tag: D23
type_guessed: string
name: extract_symbolic_data
arguments: tag: D29
type_guessed: string
name: extract_symbolic_data
arguments: tag: D18
type_guessed: string

tool: D23: \n

tool: D29: \t

tool: D18: \r

assistant: ```c
char *handle_char(char c) {
  char *s = malloc(3);
  memset(s, 0, 3);
  switch (c) {
  case '\n':
    strncpy(s, "\\n", 2);
    break;
  case '\t':
    strncpy(s, "\\t", 2);
    break;
  case '\r':
    strncpy(s, "\\r", 2);
    break;
  default:
    s[0] = c;
    break;
  }
  return s;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<handle_char>:
  endbr64
  push   %r12
  push   %rbx
  mov    %edi,%ebx
  mov    $0x3,%edi
  sub    $0x8,%rsp
  call   <malloc@plt>
  xor    %esi,%esi
  mov    $0x3,%edx
  mov    %rax,%rdi
  mov    %rax,%r12
  call   <memset@plt>
  cmp    $0xa,%bl
  je     L18
  cmp    $0xd,%bl
  je     L28
  cmp    $0x9,%bl
  je     L4
  mov    %bl,(%r12)
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %r12
  ret
  nopw   0x0(%rax,%rax,1)
L18:
  mov    %r12,%rdi
  mov    $0x2,%edx
  lea    D2(%rip),%rsi
  call   <strncpy@plt>
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %r12
  ret
  nop
L4:
  mov    %r12,%rdi
  mov    $0x2,%edx
  lea    D0(%rip),%rsi
  call   <strncpy@plt>
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %r12
  ret
  nop
L28:
  mov    %r12,%rdi
  mov    $0x2,%edx
  lea    D24(%rip),%rsi
  call   <strncpy@plt>
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %r12
  ret
```

tool_calls: name: read_data
arguments: data_tag: D2
type_guessed: string
name: read_data
arguments: data_tag: D0
type_guessed: string
name: read_data
arguments: data_tag: D24
type_guessed: string

tool: D2: \n

tool: D0: \t

tool: D24: \r

assistant: ```c
char *handle_char(char c) {
  char *s = malloc(3);
  memset(s, 0, 3);
  switch (c) {
  case '\n':
    strncpy(s, "\\n", 2);
    break;
  case '\t':
    strncpy(s, "\\t", 2);
    break;
  case '\r':
    strncpy(s, "\\r", 2);
    break;
  default:
    s[0] = c;
    break;
  }
  return s;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<wait_event>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,%eax
  mov    %rsi,-0x20(%rbp)
  mov    %al,-0x14(%rbp)
  mov    $0x0,%eax
  call   <__ESBMC_atomic_begin@plt>
  movzbl -0x14(%rbp),%eax
  test   %eax,%eax
  setne  %al
  xor    $0x1,%eax
  movzbl %al,%eax
  mov    %al,-0x1(%rbp)
  andb   $0x1,-0x1(%rbp)
  cmpb   $0x0,-0x1(%rbp)
  je     L5
  mov    $0x0,%edi
  mov    $0x0,%eax
  call   <__ESBMC_assume@plt>
  jmp    L0
L5:
  movq   $0x0,-0x20(%rbp)
L0:
  mov    $0x0,%eax
  call   <__ESBMC_atomic_end@plt>
  nop
  leave
  ret
```

assistant: ```c
void wait_event(_Bool e1, _Bool *e2) {
  __ESBMC_atomic_begin();
  _Bool unlocked = (e1 == 0);
  if (unlocked)
    __ESBMC_assume(0);
  else
    e2 = 0;
  __ESBMC_atomic_end();
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<wait_event>:
  endbr64
  push   %rbx
  mov    %edi,%ebx
  mov    $0x0,%eax
  call   <__ESBMC_atomic_begin@plt>
  test   %bl,%bl
  je     L17
L2:
  mov    $0x0,%eax
  call   <__ESBMC_atomic_end@plt>
  pop    %rbx
  ret
L17:
  mov    $0x0,%edi
  mov    $0x0,%eax
  call   <__ESBMC_assume@plt>
  jmp    L2
```

assistant: ```c
void wait_event(_Bool e1, _Bool *e2) {
  __ESBMC_atomic_begin();
  _Bool unlocked = (e1 == 0);
  if (unlocked)
    __ESBMC_assume(0);
  else
    e2 = 0;
  __ESBMC_atomic_end();
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<wait_event>:
  endbr64
  push   %rbx
  xor    %eax,%eax
  mov    %edi,%ebx
  call   <__ESBMC_atomic_begin@plt>
  test   %bl,%bl
  je     L1
  xor    %eax,%eax
  pop    %rbx
  jmp    1070 <__ESBMC_atomic_end@plt>
  nopw   0x0(%rax,%rax,1)
L1:
  xor    %edi,%edi
  xor    %eax,%eax
  call   <__ESBMC_assume@plt>
  xor    %eax,%eax
  pop    %rbx
  jmp    1070 <__ESBMC_atomic_end@plt>
```

assistant: ```c
void wait_event(_Bool e1, _Bool *e2) {
  __ESBMC_atomic_begin();
  _Bool unlocked = (e1 == 0);
  if (unlocked)
    __ESBMC_assume(0);
  else
    e2 = 0;
  __ESBMC_atomic_end();
}
```
user: Translate the below assembly code into C programming language:

```asm
<wait_event>:
  endbr64
  push   %rbx
  xor    %eax,%eax
  mov    %edi,%ebx
  call   <__ESBMC_atomic_begin@plt>
  test   %bl,%bl
  je     L0
  xor    %eax,%eax
  pop    %rbx
  jmp    1070 <__ESBMC_atomic_end@plt>
  nopw   0x0(%rax,%rax,1)
L0:
  xor    %edi,%edi
  xor    %eax,%eax
  call   <__ESBMC_assume@plt>
  xor    %eax,%eax
  pop    %rbx
  jmp    1070 <__ESBMC_atomic_end@plt>
```

assistant: ```c
void wait_event(_Bool e1, _Bool *e2) {
  __ESBMC_atomic_begin();
  _Bool unlocked = (e1 == 0);
  if (unlocked)
    __ESBMC_assume(0);
  else
    e2 = 0;
  __ESBMC_atomic_end();
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<PerrorExit>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <perror@plt>
  mov    D6(%rip),%rax
  mov    (%rax),%eax
  mov    %eax,%edi
  call   <exit@plt>
  nop
  leave
  ret
```

assistant: ```c
void PerrorExit(char *str) {
  perror(str);
  exit(EXIT_FAILURE);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<PerrorExit>:
  endbr64
  sub    $0x8,%rsp
  call   <perror@plt>
  mov    D7(%rip),%rax
  mov    (%rax),%edi
  call   <exit@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
void PerrorExit(char *str) {
  perror(str);
  exit(EXIT_FAILURE);
}
```
user: What is the c source code of the assembly code below:

```asm
<PerrorExit>:
  endbr64
  sub    $0x8,%rsp
  call   <perror@plt>
  mov    D5(%rip),%rax
  mov    (%rax),%edi
  add    $0x8,%rsp
  jmp    1070 <exit@plt>
```

assistant: ```c
void PerrorExit(char *str) {
  perror(str);
  exit(EXIT_FAILURE);
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<PerrorExit>:
  endbr64
  sub    $0x8,%rsp
  call   <perror@plt>
  mov    D7(%rip),%rax
  mov    (%rax),%edi
  add    $0x8,%rsp
  jmp    1070 <exit@plt>
```

assistant: ```c
void PerrorExit(char *str) {
  perror(str);
  exit(EXIT_FAILURE);
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<maximalRectangle>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %esi,-0x2c(%rbp)
  mov    %edx,-0x30(%rbp)
  movl   $0x0,-0xc(%rbp)
  mov    -0x30(%rbp),%eax
  cltq
  shl    $0x2,%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x30(%rbp),%eax
  cltq
  shl    $0x2,%eax
  mov    %eax,%edx
  mov    -0x8(%rbp),%rax
  mov    $0x0,%esi
  mov    %rax,%rdi
  call   <memset@plt>
  movl   $0x0,-0x14(%rbp)
  jmp    L31
L21:
  movl   $0x0,-0x10(%rbp)
  jmp    L19
L54:
  mov    -0x14(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x10(%rbp),%eax
  cltq
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x31,%al
  jne    L58
  mov    -0x10(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  add    $0x1,%eax
  jmp    L20
L58:
  mov    $0x0,%eax
L20:
  mov    -0x10(%rbp),%edx
  movslq %edx,%rdx
  lea    0x0(,%rdx,4),%rcx
  mov    -0x8(%rbp),%rdx
  add    %rcx,%rdx
  mov    %eax,(%rdx)
  addl   $0x1,-0x10(%rbp)
L19:
  mov    -0x10(%rbp),%eax
  cmp    -0x30(%rbp),%eax
  jl     L54
  mov    -0x30(%rbp),%edx
  mov    -0x8(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <area_calc@plt>
  mov    %eax,%edx
  mov    -0xc(%rbp),%eax
  mov    %edx,%esi
  mov    %eax,%edi
  call   <max@plt>
  mov    %eax,-0xc(%rbp)
  addl   $0x1,-0x14(%rbp)
L31:
  mov    -0x14(%rbp),%eax
  cmp    -0x2c(%rbp),%eax
  jl     L21
  mov    -0xc(%rbp),%eax
  leave
  ret
```

assistant: ```c
int maximalRectangle(char **matrix, int matrixRowSize, int matrixColSize) {
  int i, j, max_area = 0;
  int *heights = malloc(matrixColSize * sizeof(int));
  memset(heights, 0, matrixColSize * sizeof(int));
  for (i = 0; i < matrixRowSize; i++) {
    for (j = 0; j < matrixColSize; j++) {
      heights[j] = matrix[i][j] == '1' ? heights[j] + 1 : 0;
    }
    max_area = max(max_area, area_calc(heights, matrixColSize));
  }
  return max_area;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<maximalRectangle>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%r13
  mov    %esi,%r12d
  mov    %edx,%r14d
  lea    0x0(,%rdx,4),%ebp
  mov    %ebp,%edi
  call   <malloc@plt>
  mov    %rax,%rbx
  mov    %ebp,%edx
  mov    $0x0,%esi
  mov    %rax,%rdi
  call   <memset@plt>
  test   %r12d,%r12d
  jle    L68
  mov    %r13,%rbp
  lea    -0x1(%r12),%eax
  lea    0x8(%r13,%rax,8),%r15
  mov    $0x0,%r13d
  mov    $0x0,%r12d
  jmp    L71
L72:
  mov    %edx,(%rbx,%rax,4)
  add    $0x1,%rax
  cmp    %rsi,%rax
  je     L38
L9:
  mov    0x0(%rbp),%rcx
  mov    %r12d,%edx
  cmpb   $0x31,(%rcx,%rax,1)
  jne    L72
  mov    (%rbx,%rax,4),%edi
  lea    0x1(%rdi),%edx
  jmp    L72
L38:
  mov    %r14d,%esi
  mov    %rbx,%rdi
  call   <area_calc@plt>
  mov    %eax,%esi
  mov    %r13d,%edi
  call   <max@plt>
  mov    %eax,%r13d
  add    $0x8,%rbp
  cmp    %r15,%rbp
  je     L55
L71:
  mov    %r14d,%esi
  mov    $0x0,%eax
  test   %r14d,%r14d
  jg     L9
  jmp    L38
L68:
  mov    $0x0,%r13d
L55:
  mov    %r13d,%eax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
int maximalRectangle(char **matrix, int matrixRowSize, int matrixColSize) {
  int i, j, max_area = 0;
  int *heights = malloc(matrixColSize * sizeof(int));
  memset(heights, 0, matrixColSize * sizeof(int));
  for (i = 0; i < matrixRowSize; i++) {
    for (j = 0; j < matrixColSize; j++) {
      heights[j] = matrix[i][j] == '1' ? heights[j] + 1 : 0;
    }
    max_area = max(max_area, area_calc(heights, matrixColSize));
  }
  return max_area;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<maximalRectangle>:
  endbr64
  push   %r15
  mov    %edx,%r15d
  push   %r14
  push   %r13
  mov    %rdi,%r13
  push   %r12
  lea    0x0(,%rdx,4),%r12d
  push   %rbp
  mov    %r12d,%edi
  mov    %esi,%ebp
  push   %rbx
  sub    $0x8,%rsp
  call   <malloc@plt>
  xor    %esi,%esi
  mov    %r12d,%edx
  mov    %rax,%rdi
  mov    %rax,%rbx
  call   <memset@plt>
  test   %ebp,%ebp
  jle    L4
  lea    -0x1(%rbp),%eax
  xor    %r14d,%r14d
  movslq %r15d,%rbp
  lea    0x8(%r13,%rax,8),%r12
  nopl   0x0(%rax)
L3:
  test   %r15d,%r15d
  jle    L11
  mov    0x0(%r13),%rsi
  xor    %edx,%edx
  nopl   0x0(%rax,%rax,1)
L28:
  xor    %ecx,%ecx
  cmpb   $0x31,(%rsi,%rdx,1)
  jne    L35
  mov    (%rbx,%rdx,4),%eax
  lea    0x1(%rax),%ecx
L35:
  mov    %ecx,(%rbx,%rdx,4)
  add    $0x1,%rdx
  cmp    %rdx,%rbp
  jne    L28
L11:
  mov    %r15d,%esi
  mov    %rbx,%rdi
  add    $0x8,%r13
  call   <area_calc@plt>
  mov    %r14d,%edi
  mov    %eax,%esi
  call   <max@plt>
  mov    %eax,%r14d
  cmp    %r12,%r13
  jne    L3
L53:
  add    $0x8,%rsp
  mov    %r14d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L4:
  xor    %r14d,%r14d
  jmp    L53
```

assistant: ```c
int maximalRectangle(char **matrix, int matrixRowSize, int matrixColSize) {
  int i, j, max_area = 0;
  int *heights = malloc(matrixColSize * sizeof(int));
  memset(heights, 0, matrixColSize * sizeof(int));
  for (i = 0; i < matrixRowSize; i++) {
    for (j = 0; j < matrixColSize; j++) {
      heights[j] = matrix[i][j] == '1' ? heights[j] + 1 : 0;
    }
    max_area = max(max_area, area_calc(heights, matrixColSize));
  }
  return max_area;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<stringbeg>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r12
  push   %rbx
  sub    $0x20,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  movq   $0x0,-0x20(%rbp)
  mov    -0x28(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %rax,-0x18(%rbp)
  cmpq   $0x0,-0x18(%rbp)
  je     L4
  jmp    L5
L10:
  addq   $0x1,-0x20(%rbp)
L5:
  mov    -0x20(%rbp),%rax
  cmp    -0x18(%rbp),%rax
  setb   %r12b
  mov    -0x28(%rbp),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <toupper@plt>
  mov    %rax,%rbx
  mov    -0x30(%rbp),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <toupper@plt>
  cmp    %rax,%rbx
  sete   %al
  and    %r12d,%eax
  test   %al,%al
  jne    L10
  mov    -0x20(%rbp),%rax
  cmp    -0x18(%rbp),%rax
  jne    L4
  mov    $0xffffffff,%eax
  jmp    L43
L4:
  mov    $0x0,%eax
L43:
  add    $0x20,%rsp
  pop    %rbx
  pop    %r12
  pop    %rbp
  ret
```

assistant: ```c
int stringbeg(char *s, char *t) {
  size_t i = 0;
  size_t l = strlen(s);
  if (l > 0) {
    while ((i < l) & (toupper(s[i]) == toupper(t[i])))
      i++;
    if (i == l)
      return (-1);
  }
  return (0);
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<stringbeg>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%r14
  mov    %rsi,%r15
  call   <strlen@plt>
  test   %rax,%rax
  jne    L25
  mov    $0x0,%eax
L11:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L23:
  add    $0x1,%rbx
L37:
  cmp    %r12,%rbx
  setb   %r13b
  movsbl (%r14,%rbx,1),%edi
  call   <toupper@plt>
  mov    %rax,%rbp
  movsbl (%r15,%rbx,1),%edi
  call   <toupper@plt>
  cmp    %rax,%rbp
  jne    L19
  test   %r13b,%r13b
  jne    L23
L19:
  cmp    %r12,%rbx
  sete   %al
  movzbl %al,%eax
  neg    %eax
  jmp    L11
L25:
  mov    %rax,%r12
  mov    $0x0,%ebx
  jmp    L37
```

assistant: ```c
int stringbeg(char *s, char *t) {
  size_t i = 0;
  size_t l = strlen(s);
  if (l > 0) {
    while ((i < l) & (toupper(s[i]) == toupper(t[i])))
      i++;
    if (i == l)
      return (-1);
  }
  return (0);
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<stringbeg>:
  endbr64
  push   %r15
  mov    %rsi,%r15
  push   %r14
  mov    %rdi,%r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  call   <strlen@plt>
  test   %rax,%rax
  jne    L19
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax,%rax,1)
L19:
  mov    %rax,%r12
  xor    %ebx,%ebx
  jmp    L3
  nop
L34:
  add    $0x1,%rbx
L3:
  movsbl (%r14,%rbx,1),%edi
  cmp    %r12,%rbx
  setb   %r13b
  call   <toupper@plt>
  movsbl (%r15,%rbx,1),%edi
  mov    %rax,%rbp
  call   <toupper@plt>
  cmp    %rax,%rbp
  jne    L30
  test   %r13b,%r13b
  jne    L34
L30:
  xor    %eax,%eax
  cmp    %r12,%rbx
  sete   %al
  add    $0x8,%rsp
  pop    %rbx
  neg    %eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
int stringbeg(char *s, char *t) {
  size_t i = 0;
  size_t l = strlen(s);
  if (l > 0) {
    while ((i < l) & (toupper(s[i]) == toupper(t[i])))
      i++;
    if (i == l)
      return (-1);
  }
  return (0);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<stringbeg>:
  endbr64
  push   %r15
  mov    %rsi,%r15
  push   %r14
  mov    %rdi,%r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  call   <strlen@plt>
  test   %rax,%rax
  jne    L0
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax,%rax,1)
L0:
  mov    %rax,%r12
  xor    %ebx,%ebx
  jmp    L4
  nop
L30:
  add    $0x1,%rbx
L4:
  movsbl (%r14,%rbx,1),%edi
  cmp    %r12,%rbx
  setb   %r13b
  call   <toupper@plt>
  movsbl (%r15,%rbx,1),%edi
  mov    %rax,%rbp
  call   <toupper@plt>
  cmp    %rax,%rbp
  jne    L21
  test   %r13b,%r13b
  jne    L30
L21:
  xor    %eax,%eax
  cmp    %r12,%rbx
  sete   %al
  add    $0x8,%rsp
  pop    %rbx
  neg    %eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
int stringbeg(char *s, char *t) {
  size_t i = 0;
  size_t l = strlen(s);
  if (l > 0) {
    while ((i < l) & (toupper(s[i]) == toupper(t[i])))
      i++;
    if (i == l)
      return (-1);
  }
  return (0);
}
```
user: What is the c source code of the assembly code below?

```asm
<getNum>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,%eax
  mov    %al,-0x4(%rbp)
  movsbl -0x4(%rbp),%eax
  sub    $0x30,%eax
  cmp    $0x21,%eax
  ja     L58
  mov    %eax,%eax
  lea    0x0(,%rax,4),%rdx
  lea    D3(%rip),%rax
  mov    (%rdx,%rax,1),%eax
  cltq
  lea    D3(%rip),%rdx
  add    %rdx,%rax
  notrack jmp *%rax
  mov    $0x0,%eax
  jmp    L53
  mov    $0x9,%eax
  jmp    L53
  mov    $0xa,%eax
  jmp    L53
  mov    $0xb,%eax
  jmp    L53
  mov    $0xc,%eax
  jmp    L53
L58:
  movsbl -0x4(%rbp),%eax
  sub    $0x31,%eax
L53:
  pop    %rbp
  ret
```

assistant: ```c
int getNum(char ch) {
  switch (ch) {
  case 'A':
    return 0;
  case '0':
    return 9;
  case 'J':
    return 10;
  case 'Q':
    return 11;
  case 'K':
    return 12;
  default:
    return ch - '0' - 1;
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<getNum>:
  endbr64
  lea    -0x30(%rdi),%eax
  cmp    $0x21,%al
  ja     L6
  movzbl %al,%eax
  lea    D5(%rip),%rdx
  movslq (%rdx,%rax,4),%rax
  add    %rdx,%rax
  notrack jmp *%rax
  mov    $0x9,%eax
  ret
  mov    $0xa,%eax
  ret
  mov    $0xb,%eax
  ret
  mov    $0xc,%eax
  ret
L6:
  movsbl %dil,%edi
  lea    -0x31(%rdi),%eax
  ret
  mov    $0x0,%eax
  ret
```

assistant: ```c
int getNum(char ch) {
  switch (ch) {
  case 'A':
    return 0;
  case '0':
    return 9;
  case 'J':
    return 10;
  case 'Q':
    return 11;
  case 'K':
    return 12;
  default:
    return ch - '0' - 1;
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<getNum>:
  endbr64
  lea    -0x30(%rdi),%eax
  cmp    $0x21,%al
  ja     L7
  lea    D8(%rip),%rdx
  movzbl %al,%eax
  movslq (%rdx,%rax,4),%rax
  add    %rdx,%rax
  notrack jmp *%rax
  nop
L7:
  movsbl %dil,%edi
  lea    -0x31(%rdi),%eax
  ret
  nopl   0x0(%rax,%rax,1)
  mov    $0xa,%eax
  ret
  cs nopw 0x0(%rax,%rax,1)
  mov    $0xc,%eax
  ret
  cs nopw 0x0(%rax,%rax,1)
  mov    $0xb,%eax
  ret
  cs nopw 0x0(%rax,%rax,1)
  xor    %eax,%eax
  ret
  nopl   0x0(%rax,%rax,1)
  mov    $0x9,%eax
  ret
```

assistant: ```c
int getNum(char ch) {
  switch (ch) {
  case 'A':
    return 0;
  case '0':
    return 9;
  case 'J':
    return 10;
  case 'Q':
    return 11;
  case 'K':
    return 12;
  default:
    return ch - '0' - 1;
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<getNum>:
  endbr64
  lea    -0x30(%rdi),%eax
  cmp    $0x21,%al
  ja     L7
  lea    D8(%rip),%rdx
  movzbl %al,%eax
  movslq (%rdx,%rax,4),%rax
  add    %rdx,%rax
  notrack jmp *%rax
  nop
L7:
  movsbl %dil,%edi
  lea    -0x31(%rdi),%eax
  ret
  nopl   0x0(%rax,%rax,1)
  mov    $0xa,%eax
  ret
  cs nopw 0x0(%rax,%rax,1)
  mov    $0xc,%eax
  ret
  cs nopw 0x0(%rax,%rax,1)
  mov    $0xb,%eax
  ret
  cs nopw 0x0(%rax,%rax,1)
  xor    %eax,%eax
  ret
  nopl   0x0(%rax,%rax,1)
  mov    $0x9,%eax
  ret
```

assistant: ```c
int getNum(char ch) {
  switch (ch) {
  case 'A':
    return 0;
  case '0':
    return 9;
  case 'J':
    return 10;
  case 'Q':
    return 11;
  case 'K':
    return 12;
  default:
    return ch - '0' - 1;
  }
}
```
user: What is the c source code of the assembly code below?

```asm
<ft_free_tab>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  movl   $0x0,-0x4(%rbp)
  jmp    L4
L15:
  mov    -0x4(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,%rdi
  call   <ft_strdel@plt>
  addl   $0x1,-0x4(%rbp)
L4:
  mov    -0x4(%rbp),%eax
  cmp    -0x1c(%rbp),%eax
  jl     L15
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <ft_strdel@plt>
  nop
  leave
  ret
```

assistant: ```c
void ft_free_tab(char **tab, int tab_size) {
  int i;
  i = 0;
  while (i < tab_size) {
    ft_strdel(&tab[i]);
    i++;
  }
  ft_strdel(tab);
}
```