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

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x410,%rsp
  mov    %edi,-0x404(%rbp)
  mov    %rsi,-0x410(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movl   $0x0,-0x3f4(%rbp)
  cmpl   $0x2,-0x404(%rbp)
  je     L49
  lea    D1(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  jmp    L47
L10:
  mov    -0x410(%rbp),%rax
  add    $0x8,%rax
  mov    (%rax),%rdx
  lea    -0x3f0(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strstr@plt>
  test   %rax,%rax
  je     L49
  lea    -0x3f0(%rbp),%rax
  mov    %rax,%rsi
  lea    D11(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  addl   $0x1,-0x3f4(%rbp)
L49:
  lea    -0x3f0(%rbp),%rax
  mov    $0x3e8,%esi
  mov    %rax,%rdi
  call   <mygetline@plt>
  test   %rax,%rax
  jg     L10
L47:
  mov    -0x3f4(%rbp),%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L26
  call   <__stack_chk_fail@plt>
L26:
  leave
  ret
```

tool_calls: name: extract_symbolic_data
arguments: label: D1
datatype: string
name: extract_symbolic_data
arguments: label: D11
datatype: string

tool: D1: Usage: find pattern

tool: D11: %s

assistant: ```c
main(int argc, char *argv[]) {
  char line[1000];
  int found = 0;
  if (argc != 2)
    printf("Usage: find pattern\n");
  else
    while (mygetline(line, 1000) > 0)
      if (strstr(line, argv[1]) != NULL) {
        printf("%s", line);
        found++;
      }
  return found;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<main>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x3f8,%rsp
  mov    %rsi,%rbp
  mov    %fs:0x28,%rax
  mov    %rax,0x3e8(%rsp)
  xor    %eax,%eax
  mov    $0x0,%r12d
  lea    D13(%rip),%r13
  cmp    $0x2,%edi
  jne    L28
L3:
  mov    %rsp,%rbx
L35:
  mov    $0x3e8,%esi
  mov    %rbx,%rdi
  call   <mygetline@plt>
  test   %rax,%rax
  jle    L45
  mov    0x8(%rbp),%rsi
  mov    %rbx,%rdi
  call   <strstr@plt>
  test   %rax,%rax
  je     L35
  mov    %rsp,%rsi
  mov    %r13,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  add    $0x1,%r12d
  jmp    L3
L28:
  lea    D4(%rip),%rdi
  call   <puts@plt>
L45:
  mov    0x3e8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L23
  mov    %r12d,%eax
  add    $0x3f8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L23:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: label: D13
type_infered: string
name: extract_symbolic_data
arguments: label: D4
type_infered: string

tool: D13: %s

tool: D4: Usage: find pattern

assistant: ```c
main(int argc, char *argv[]) {
  char line[1000];
  int found = 0;
  if (argc != 2)
    printf("Usage: find pattern\n");
  else
    while (mygetline(line, 1000) > 0)
      if (strstr(line, argv[1]) != NULL) {
        printf("%s", line);
        found++;
      }
  return found;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<main>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x3f8,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x3e8(%rsp)
  xor    %eax,%eax
  cmp    $0x2,%edi
  jne    L18
  mov    %rsi,%rbp
  xor    %r12d,%r12d
  lea    D2(%rip),%r13
  mov    %rsp,%rbx
  jmp    L36
  nopl   0x0(%rax,%rax,1)
L29:
  mov    0x8(%rbp),%rsi
  mov    %rbx,%rdi
  call   <strstr@plt>
  test   %rax,%rax
  jne    L42
L36:
  mov    $0x3e8,%esi
  mov    %rbx,%rdi
  call   <mygetline@plt>
  test   %rax,%rax
  jg     L29
L9:
  mov    0x3e8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L13
  add    $0x3f8,%rsp
  mov    %r12d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L18:
  lea    D19(%rip),%rdi
  xor    %r12d,%r12d
  call   <puts@plt>
  jmp    L9
L42:
  mov    %rbx,%rsi
  mov    %r13,%rdi
  xor    %eax,%eax
  add    $0x1,%r12d
  call   <printf@plt>
  jmp    L36
L13:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: data_label: D2
datatype: string
name: disassemble_data
arguments: data_label: D19
datatype: string

tool: D2: %s

tool: D19: Usage: find pattern

assistant: ```c
main(int argc, char *argv[]) {
  char line[1000];
  int found = 0;
  if (argc != 2)
    printf("Usage: find pattern\n");
  else
    while (mygetline(line, 1000) > 0)
      if (strstr(line, argv[1]) != NULL) {
        printf("%s", line);
        found++;
      }
  return found;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<main>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x3f8,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x3e8(%rsp)
  xor    %eax,%eax
  cmp    $0x2,%edi
  jne    L68
  mov    %rsi,%rbp
  xor    %r12d,%r12d
  lea    D17(%rip),%r13
  mov    %rsp,%rbx
  jmp    L46
  nopl   0x0(%rax,%rax,1)
L39:
  mov    0x8(%rbp),%rsi
  mov    %rbx,%rdi
  call   <strstr@plt>
  test   %rax,%rax
  jne    L56
L46:
  mov    $0x3e8,%esi
  mov    %rbx,%rdi
  call   <mygetline@plt>
  test   %rax,%rax
  jg     L39
L28:
  mov    0x3e8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L57
  add    $0x3f8,%rsp
  mov    %r12d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L68:
  lea    D5(%rip),%rdi
  xor    %r12d,%r12d
  call   <puts@plt>
  jmp    L28
L56:
  mov    %rbx,%rsi
  mov    %r13,%rdi
  xor    %eax,%eax
  add    $0x1,%r12d
  call   <printf@plt>
  jmp    L46
L57:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: data_label: D17
type_guessed: string
name: unpack_data
arguments: data_label: D5
type_guessed: string

tool: D17: %s

tool: D5: Usage: find pattern

assistant: ```c
main(int argc, char *argv[]) {
  char line[1000];
  int found = 0;
  if (argc != 2)
    printf("Usage: find pattern\n");
  else
    while (mygetline(line, 1000) > 0)
      if (strstr(line, argv[1]) != NULL) {
        printf("%s", line);
        found++;
      }
  return found;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<del_ivec>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  movq   $0x0,-0x8(%rbp)
  nop
  leave
  ret
```

assistant: ```c
void del_ivec(int *p) {
  free(p);
  p = NULL;
}
```
user: What is the c source code of the assembly code below:

```asm
<del_ivec>:
  endbr64
  sub    $0x8,%rsp
  call   <free@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
void del_ivec(int *p) {
  free(p);
  p = NULL;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<del_ivec>:
  endbr64
  jmp    1050 <free@plt>
```

assistant: ```c
void del_ivec(int *p) {
  free(p);
  p = NULL;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<del_ivec>:
  endbr64
  jmp    1050 <free@plt>
```

assistant: ```c
void del_ivec(int *p) {
  free(p);
  p = NULL;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<gf8_muladd_46>:
  endbr64
  test   %edx,%edx
  je     L19
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rax
  mov    %rsi,%rcx
  mov    %edx,%r11d
  shl    $0x2,%r11
  lea    (%rdx,%rdx,1),%esi
  mov    %esi,%r12d
  shl    $0x2,%r12
  add    %edx,%esi
  mov    %esi,%ebp
  shl    $0x2,%rbp
  mov    %r11d,%ebx
  shl    $0x2,%rbx
  lea    (%rdx,%rdx,4),%edi
  lea    0x0(,%rdi,4),%r15
  add    %esi,%esi
  mov    %esi,%esi
  lea    0x0(,%rsi,4),%r14
  lea    0x0(,%rdx,8),%esi
  sub    %edx,%esi
  lea    0x0(,%rsi,4),%r13
  lea    (%rcx,%r11,1),%rsi
  mov    %rsi,-0x8(%rsp)
L9:
  mov    (%rax),%esi
  mov    (%rax,%r11,1),%edi
  mov    %edi,-0x14(%rsp)
  mov    (%rax,%r12,1),%r10d
  mov    (%rax,%rbp,1),%edx
  mov    (%rax,%rbx,1),%r9d
  mov    (%rax,%r15,1),%r8d
  mov    (%rax,%r14,1),%edi
  mov    %edi,-0x10(%rsp)
  mov    (%rax,%r13,1),%edi
  mov    %edi,-0xc(%rsp)
  mov    %r10d,%edi
  xor    (%rcx),%edi
  mov    %edi,(%rax)
  mov    %esi,%edi
  xor    %edx,%edi
  xor    (%rcx,%r11,1),%edi
  mov    %edi,(%rax,%r11,1)
  mov    -0x14(%rsp),%edi
  xor    %esi,%edi
  xor    %r10d,%edi
  xor    %r9d,%edi
  xor    (%rcx,%r12,1),%edi
  mov    %edi,(%rax,%r12,1)
  mov    -0x14(%rsp),%edi
  xor    %edi,%edx
  xor    %r8d,%edx
  xor    (%rcx,%rbp,1),%edx
  mov    %edx,(%rax,%rbp,1)
  mov    -0x10(%rsp),%edx
  xor    %edx,%r9d
  xor    (%rcx,%rbx,1),%r9d
  mov    %r9d,(%rax,%rbx,1)
  mov    -0xc(%rsp),%r10d
  xor    %r10d,%r8d
  xor    (%rcx,%r15,1),%r8d
  mov    %r8d,(%rax,%r15,1)
  xor    %edx,%esi
  xor    (%rcx,%r14,1),%esi
  mov    %esi,(%rax,%r14,1)
  mov    %edi,%edx
  xor    %r10d,%edx
  xor    (%rcx,%r13,1),%edx
  mov    %edx,(%rax,%r13,1)
  add    $0x4,%rcx
  add    $0x4,%rax
  cmp    -0x8(%rsp),%rcx
  jne    L9
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L19:
  ret
```

assistant: ```c
void gf8_muladd_46(uint8_t *out, uint8_t *in, unsigned int width) {
  unsigned int i;
  uint64_t *in_ptr = (uint64_t *)in;
  uint64_t *out_ptr = (uint64_t *)out;
  for (i = 0; i < width; i++) {
    uint64_t out0, out1, out2, out3, out4, out5, out6, out7;
    uint64_t in0 = out_ptr[0];
    uint64_t in1 = out_ptr[width];
    uint64_t in2 = out_ptr[width * 2];
    uint64_t in3 = out_ptr[width * 3];
    uint64_t in4 = out_ptr[width * 4];
    uint64_t in5 = out_ptr[width * 5];
    uint64_t in6 = out_ptr[width * 6];
    uint64_t in7 = out_ptr[width * 7];
    out0 = in2;
    out1 = in0 ^ in3;
    out7 = in1 ^ in7;
    out4 = in4 ^ in6;
    out5 = in5 ^ in7;
    out6 = in0 ^ in6;
    out3 = in1 ^ in3 ^ in5;
    out2 = out4 ^ out6 ^ in1 ^ in2;
    out_ptr[0] = out0 ^ in_ptr[0];
    out_ptr[width] = out1 ^ in_ptr[width];
    out_ptr[width * 2] = out2 ^ in_ptr[width * 2];
    out_ptr[width * 3] = out3 ^ in_ptr[width * 3];
    out_ptr[width * 4] = out4 ^ in_ptr[width * 4];
    out_ptr[width * 5] = out5 ^ in_ptr[width * 5];
    out_ptr[width * 6] = out6 ^ in_ptr[width * 6];
    out_ptr[width * 7] = out7 ^ in_ptr[width * 7];
    in_ptr++;
    out_ptr++;
  }
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  lea    D7(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  pop    %rbp
  ret
```

tool_calls: name: read_data
arguments: data_tag: D7
type_infered: string

tool: D7: 
bom dia, ola mundo


assistant: ```c
int main() {
  printf("\nbom dia, ola mundo\n");
  return 0;
}
```
user: 下面的汇编指令对应的C源代码是什么:

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

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

tool: D7: 
bom dia, ola mundo


assistant: ```c
int main() {
  printf("\nbom dia, ola mundo\n");
  return 0;
}
```
user: Translate the below assembly code into C programming language:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  lea    D5(%rip),%rdi
  call   <printf@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: read_data
arguments: label: D5
data_type: string

tool: D5: 
bom dia, ola mundo


assistant: ```c
int main() {
  printf("\nbom dia, ola mundo\n");
  return 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

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

tool_calls: name: extract_symbolic_data
arguments: data_label: D2
type_guessed: string

tool: D2: 
bom dia, ola mundo


assistant: ```c
int main() {
  printf("\nbom dia, ola mundo\n");
  return 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<eeprom_update_byte>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <eeprom_read_byte@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  cmp    -0x20(%rbp),%rax
  je     L6
  mov    -0x20(%rbp),%rdx
  mov    -0x18(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <eeprom_write_byte@plt>
L6:
  nop
  leave
  ret
```

assistant: ```c
void eeprom_update_byte(uint8_t *addr, uint8_t value) {
  uint8_t orig = eeprom_read_byte(addr);
  if (orig != value) {
    eeprom_write_byte(addr, value);
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<eeprom_update_byte>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbx
  mov    %rsi,%rbp
  call   <eeprom_read_byte@plt>
  cmp    %rbp,%rax
  jne    L14
L17:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
L14:
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <eeprom_write_byte@plt>
  jmp    L17
```

assistant: ```c
void eeprom_update_byte(uint8_t *addr, uint8_t value) {
  uint8_t orig = eeprom_read_byte(addr);
  if (orig != value) {
    eeprom_write_byte(addr, value);
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<eeprom_update_byte>:
  endbr64
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x8,%rsp
  call   <eeprom_read_byte@plt>
  cmp    %r12,%rax
  jne    L0
  add    $0x8,%rsp
  pop    %rbp
  pop    %r12
  ret
  nopl   0x0(%rax,%rax,1)
L0:
  add    $0x8,%rsp
  mov    %r12,%rsi
  mov    %rbp,%rdi
  pop    %rbp
  pop    %r12
  jmp    1060 <eeprom_write_byte@plt>
```

assistant: ```c
void eeprom_update_byte(uint8_t *addr, uint8_t value) {
  uint8_t orig = eeprom_read_byte(addr);
  if (orig != value) {
    eeprom_write_byte(addr, value);
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<eeprom_update_byte>:
  endbr64
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x8,%rsp
  call   <eeprom_read_byte@plt>
  cmp    %r12,%rax
  jne    L4
  add    $0x8,%rsp
  pop    %rbp
  pop    %r12
  ret
  nopl   0x0(%rax,%rax,1)
L4:
  add    $0x8,%rsp
  mov    %r12,%rsi
  mov    %rbp,%rdi
  pop    %rbp
  pop    %r12
  jmp    1060 <eeprom_write_byte@plt>
```

assistant: ```c
void eeprom_update_byte(uint8_t *addr, uint8_t value) {
  uint8_t orig = eeprom_read_byte(addr);
  if (orig != value) {
    eeprom_write_byte(addr, value);
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<u8_uctomb_aux>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    %edx,-0x20(%rbp)
  cmpl   $0x7f,-0x1c(%rbp)
  ja     L62
  movl   $0x1,-0x4(%rbp)
  jmp    L39
L62:
  cmpl   $0x7ff,-0x1c(%rbp)
  ja     L57
  movl   $0x2,-0x4(%rbp)
  jmp    L39
L57:
  cmpl   $0xffff,-0x1c(%rbp)
  ja     L51
  movl   $0x3,-0x4(%rbp)
  jmp    L39
L51:
  cmpl   $0x10ffff,-0x1c(%rbp)
  ja     L49
  movl   $0x4,-0x4(%rbp)
  jmp    L39
L49:
  mov    $0xffffffff,%eax
  jmp    L75
L39:
  mov    -0x20(%rbp),%eax
  cmp    -0x4(%rbp),%eax
  jge    L95
  mov    $0xfffffffe,%eax
  jmp    L75
L95:
  cmpl   $0x4,-0x4(%rbp)
  je     L65
  cmpl   $0x4,-0x4(%rbp)
  jg     L82
  cmpl   $0x3,-0x4(%rbp)
  je     L28
  cmpl   $0x3,-0x4(%rbp)
  jg     L82
  cmpl   $0x1,-0x4(%rbp)
  je     L153
  cmpl   $0x2,-0x4(%rbp)
  je     L112
  jmp    L82
L65:
  mov    -0x1c(%rbp),%eax
  and    $0x3f,%eax
  mov    %eax,%edx
  mov    -0x18(%rbp),%rax
  add    $0x3,%rax
  or     $0xffffff80,%edx
  mov    %dl,(%rax)
  shrl   $0x6,-0x1c(%rbp)
  orl    $0x10000,-0x1c(%rbp)
L28:
  mov    -0x1c(%rbp),%eax
  and    $0x3f,%eax
  mov    %eax,%edx
  mov    -0x18(%rbp),%rax
  add    $0x2,%rax
  or     $0xffffff80,%edx
  mov    %dl,(%rax)
  shrl   $0x6,-0x1c(%rbp)
  orl    $0x800,-0x1c(%rbp)
L112:
  mov    -0x1c(%rbp),%eax
  and    $0x3f,%eax
  mov    %eax,%edx
  mov    -0x18(%rbp),%rax
  add    $0x1,%rax
  or     $0xffffff80,%edx
  mov    %dl,(%rax)
  shrl   $0x6,-0x1c(%rbp)
  orl    $0xc0,-0x1c(%rbp)
L153:
  mov    -0x1c(%rbp),%eax
  mov    %eax,%edx
  mov    -0x18(%rbp),%rax
  mov    %dl,(%rax)
L82:
  mov    -0x4(%rbp),%eax
L75:
  pop    %rbp
  ret
```

assistant: ```c
int u8_uctomb_aux(unsigned char *s, unsigned int uc, int n) {
  int count;
  if (uc < 0x80) {
    count = 1;
  } else if (uc < 0x800) {
    count = 2;
  } else if (uc < 0x10000) {
    count = 3;
  } else if (uc < 0x110000) {
    count = 4;
  } else {
    return -1;
  }
  if (n < count) {
    return -2;
  }
  switch (count) {
  case 4:
    s[3] = 0x80 | (uc & 0x3f);
    uc = uc >> 6;
    uc |= 0x10000;
  case 3:
    s[2] = 0x80 | (uc & 0x3f);
    uc = uc >> 6;
    uc |= 0x800;
  case 2:
    s[1] = 0x80 | (uc & 0x3f);
    uc = uc >> 6;
    uc |= 0xc0;
  case 1:
    s[0] = uc;
  }
  return count;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<u8_uctomb_aux>:
  endbr64
  mov    %rdi,%rax
  cmp    $0x7f,%esi
  jbe    L21
  cmp    $0x7ff,%esi
  jbe    L22
  cmp    $0xffff,%esi
  jbe    L11
  cmp    $0x10ffff,%esi
  ja     L88
  cmp    $0x3,%edx
  jle    L69
  mov    %esi,%edx
  and    $0x3f,%edx
  or     $0xffffff80,%edx
  mov    %dl,0x3(%rax)
  shr    $0x6,%esi
  or     $0x10000,%esi
  mov    $0x4,%ecx
L6:
  mov    %esi,%edx
  and    $0x3f,%edx
  or     $0xffffff80,%edx
  mov    %dl,0x2(%rax)
  shr    $0x6,%esi
  or     $0x800,%esi
L83:
  mov    %esi,%edx
  and    $0x3f,%edx
  or     $0xffffff80,%edx
  mov    %dl,0x1(%rax)
  shr    $0x6,%esi
  or     $0xc0,%sil
L44:
  mov    %sil,(%rax)
L104:
  mov    %ecx,%eax
  ret
L88:
  mov    $0xffffffff,%ecx
  jmp    L104
L69:
  mov    $0xfffffffe,%ecx
  jmp    L104
L45:
  mov    $0xfffffffe,%ecx
  jmp    L104
L11:
  cmp    $0x2,%edx
  jle    L45
  mov    $0x3,%ecx
  jmp    L6
L22:
  mov    $0xfffffffe,%ecx
  cmp    $0x1,%edx
  jle    L104
  mov    $0x2,%ecx
  jmp    L83
L21:
  mov    $0xfffffffe,%ecx
  test   %edx,%edx
  jle    L104
  mov    $0x1,%ecx
  jmp    L44
```

assistant: ```c
int u8_uctomb_aux(unsigned char *s, unsigned int uc, int n) {
  int count;
  if (uc < 0x80) {
    count = 1;
  } else if (uc < 0x800) {
    count = 2;
  } else if (uc < 0x10000) {
    count = 3;
  } else if (uc < 0x110000) {
    count = 4;
  } else {
    return -1;
  }
  if (n < count) {
    return -2;
  }
  switch (count) {
  case 4:
    s[3] = 0x80 | (uc & 0x3f);
    uc = uc >> 6;
    uc |= 0x10000;
  case 3:
    s[2] = 0x80 | (uc & 0x3f);
    uc = uc >> 6;
    uc |= 0x800;
  case 2:
    s[1] = 0x80 | (uc & 0x3f);
    uc = uc >> 6;
    uc |= 0xc0;
  case 1:
    s[0] = uc;
  }
  return count;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<u8_uctomb_aux>:
  endbr64
  mov    %rdi,%rax
  cmp    $0x7f,%esi
  ja     L72
  test   %edx,%edx
  jle    L11
  mov    $0x1,%r8d
L113:
  mov    %sil,(%rax)
L95:
  mov    %r8d,%eax
  ret
  nopl   0x0(%rax)
L72:
  cmp    $0x7ff,%esi
  ja     L10
  cmp    $0x1,%edx
  jle    L11
  mov    $0x2,%r8d
L33:
  mov    %esi,%edx
  shr    $0x6,%esi
  and    $0x3f,%edx
  or     $0xc0,%sil
  or     $0xffffff80,%edx
  mov    %dl,0x1(%rax)
  jmp    L113
  nop
L10:
  cmp    $0xffff,%esi
  jbe    L123
  cmp    $0x10ffff,%esi
  ja     L92
  cmp    $0x3,%edx
  jle    L11
  mov    %esi,%edx
  shr    $0x6,%esi
  mov    $0x4,%r8d
  and    $0x3f,%edx
  or     $0x10000,%esi
  or     $0xffffff80,%edx
  mov    %dl,0x3(%rdi)
L103:
  mov    %esi,%edx
  shr    $0x6,%esi
  and    $0x3f,%edx
  or     $0x800,%esi
  or     $0xffffff80,%edx
  mov    %dl,0x2(%rax)
  jmp    L33
  nopl   (%rax)
L123:
  cmp    $0x2,%edx
  jle    L11
  mov    $0x3,%r8d
  jmp    L103
  nopl   (%rax)
L11:
  mov    $0xfffffffe,%r8d
  jmp    L95
L92:
  mov    $0xffffffff,%r8d
  jmp    L95
```

assistant: ```c
int u8_uctomb_aux(unsigned char *s, unsigned int uc, int n) {
  int count;
  if (uc < 0x80) {
    count = 1;
  } else if (uc < 0x800) {
    count = 2;
  } else if (uc < 0x10000) {
    count = 3;
  } else if (uc < 0x110000) {
    count = 4;
  } else {
    return -1;
  }
  if (n < count) {
    return -2;
  }
  switch (count) {
  case 4:
    s[3] = 0x80 | (uc & 0x3f);
    uc = uc >> 6;
    uc |= 0x10000;
  case 3:
    s[2] = 0x80 | (uc & 0x3f);
    uc = uc >> 6;
    uc |= 0x800;
  case 2:
    s[1] = 0x80 | (uc & 0x3f);
    uc = uc >> 6;
    uc |= 0xc0;
  case 1:
    s[0] = uc;
  }
  return count;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<u8_uctomb_aux>:
  endbr64
  mov    %rdi,%rax
  cmp    $0x7f,%esi
  ja     L118
  test   %edx,%edx
  jle    L74
  mov    $0x1,%r8d
L11:
  mov    %sil,(%rax)
L8:
  mov    %r8d,%eax
  ret
  nopl   0x0(%rax)
L118:
  cmp    $0x7ff,%esi
  ja     L45
  cmp    $0x1,%edx
  jle    L74
  mov    $0x2,%r8d
L26:
  mov    %esi,%edx
  shr    $0x6,%esi
  and    $0x3f,%edx
  or     $0xc0,%sil
  or     $0xffffff80,%edx
  mov    %dl,0x1(%rax)
  jmp    L11
  nop
L45:
  cmp    $0xffff,%esi
  jbe    L103
  cmp    $0x10ffff,%esi
  ja     L102
  cmp    $0x3,%edx
  jle    L74
  mov    %esi,%edx
  shr    $0x6,%esi
  mov    $0x4,%r8d
  and    $0x3f,%edx
  or     $0x10000,%esi
  or     $0xffffff80,%edx
  mov    %dl,0x3(%rdi)
L107:
  mov    %esi,%edx
  shr    $0x6,%esi
  and    $0x3f,%edx
  or     $0x800,%esi
  or     $0xffffff80,%edx
  mov    %dl,0x2(%rax)
  jmp    L26
  nopl   (%rax)
L103:
  cmp    $0x2,%edx
  jle    L74
  mov    $0x3,%r8d
  jmp    L107
  nopl   (%rax)
L74:
  mov    $0xfffffffe,%r8d
  jmp    L8
L102:
  mov    $0xffffffff,%r8d
  jmp    L8
```

assistant: ```c
int u8_uctomb_aux(unsigned char *s, unsigned int uc, int n) {
  int count;
  if (uc < 0x80) {
    count = 1;
  } else if (uc < 0x800) {
    count = 2;
  } else if (uc < 0x10000) {
    count = 3;
  } else if (uc < 0x110000) {
    count = 4;
  } else {
    return -1;
  }
  if (n < count) {
    return -2;
  }
  switch (count) {
  case 4:
    s[3] = 0x80 | (uc & 0x3f);
    uc = uc >> 6;
    uc |= 0x10000;
  case 3:
    s[2] = 0x80 | (uc & 0x3f);
    uc = uc >> 6;
    uc |= 0x800;
  case 2:
    s[1] = 0x80 | (uc & 0x3f);
    uc = uc >> 6;
    uc |= 0xc0;
  case 1:
    s[0] = uc;
  }
  return count;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<talloc_vasprintf>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %edx,-0x34(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x34(%rbp),%edx
  mov    -0x18(%rbp),%eax
  mov    %edx,%esi
  mov    %eax,%edi
  call   <va_copy@plt>
  mov    -0x18(%rbp),%ecx
  mov    -0x30(%rbp),%rdx
  lea    -0x19(%rbp),%rax
  mov    $0x1,%esi
  mov    %rax,%rdi
  call   <vsnprintf@plt>
  mov    %eax,-0x14(%rbp)
  mov    -0x18(%rbp),%eax
  mov    %eax,%edi
  call   <va_end@plt>
  cmpl   $0x0,-0x14(%rbp)
  jns    L31
  mov    $0x0,%eax
  jmp    L39
L31:
  mov    -0x14(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    -0x28(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <__talloc@plt>
  mov    %rax,-0x10(%rbp)
  cmpq   $0x0,-0x10(%rbp)
  je     L26
  mov    -0x34(%rbp),%edx
  mov    -0x18(%rbp),%eax
  mov    %edx,%esi
  mov    %eax,%edi
  call   <va_copy@plt>
  mov    -0x14(%rbp),%eax
  lea    0x1(%rax),%esi
  mov    -0x18(%rbp),%ecx
  mov    -0x30(%rbp),%rdx
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <vsnprintf@plt>
  mov    -0x18(%rbp),%eax
  mov    %eax,%edi
  call   <va_end@plt>
  mov    -0x10(%rbp),%rdx
  mov    -0x10(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <_talloc_set_name_const@plt>
L26:
  mov    -0x10(%rbp),%rax
L39:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L5
  call   <__stack_chk_fail@plt>
L5:
  leave
  ret
```

assistant: ```c
char *talloc_vasprintf(const void *t, const char *fmt, va_list ap) {
  int len;
  char *ret;
  va_list ap2;
  char c;
  va_copy(ap2, ap);
  len = vsnprintf(&c, 1, fmt, ap2);
  va_end(ap2);
  if (len < 0) {
    return NULL;
  }
  ret = (char *)__talloc(t, len + 1);
  if (ret) {
    va_copy(ap2, ap);
    vsnprintf(ret, len + 1, fmt, ap2);
    va_end(ap2);
    _talloc_set_name_const(ret, ret);
  }
  return ret;
}
```