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

```asm
<which_row>:
  endbr64
  mov    $0x66,%eax
  test   %edi,%edi
  je     L0
  sub    $0x1,%esi
  cmp    %edi,%esi
  setne  %al
  add    $0x6c,%eax
L0:
  ret
```

assistant: ```c
char which_row(int i, int x) {
  if (i == 0)
    return ('f');
  else if (i == x - 1)
    return ('l');
  else
    return ('m');
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<printmsg>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  jmp    L13
L17:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  mov    $0x100020,%edx
  movsbl %al,%eax
  mov    %eax,(%rdx)
  addq   $0x1,-0x8(%rbp)
L13:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L17
  nop
  nop
  pop    %rbp
  ret
```

assistant: ```c
void printmsg(const char *value) {
  const char *c;
  for (c = value; *c; c++)
    *((volatile unsigned int *)0x100020) = *c;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<printmsg>:
  endbr64
  movzbl (%rdi),%eax
  test   %al,%al
  je     L14
L8:
  movsbl %al,%eax
  mov    %eax,0x100020
  add    $0x1,%rdi
  movzbl (%rdi),%eax
  test   %al,%al
  jne    L8
L14:
  ret
```

assistant: ```c
void printmsg(const char *value) {
  const char *c;
  for (c = value; *c; c++)
    *((volatile unsigned int *)0x100020) = *c;
}
```
user: Translate the below assembly code into C programming language:

```asm
<printmsg>:
  endbr64
  jmp    L19
  cs nopw 0x0(%rax,%rax,1)
L9:
  mov    %eax,0x100020
  add    $0x1,%rdi
L19:
  movsbl (%rdi),%eax
  test   %al,%al
  jne    L9
  ret
```

assistant: ```c
void printmsg(const char *value) {
  const char *c;
  for (c = value; *c; c++)
    *((volatile unsigned int *)0x100020) = *c;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<printmsg>:
  endbr64
  jmp    L9
  cs nopw 0x0(%rax,%rax,1)
L18:
  mov    %eax,0x100020
  add    $0x1,%rdi
L9:
  movsbl (%rdi),%eax
  test   %al,%al
  jne    L18
  ret
```

assistant: ```c
void printmsg(const char *value) {
  const char *c;
  for (c = value; *c; c++)
    *((volatile unsigned int *)0x100020) = *c;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    D1(%rip),%rax
  mov    (%rax),%ecx
  mov    D0(%rip),%rax
  mov    (%rax),%eax
  mov    $0x0,%edx
  mov    %ecx,%esi
  mov    %eax,%edi
  call   <socket@plt>
  mov    %eax,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  mov    %eax,%edi
  call   <close@plt>
  leave
  ret
```

assistant: ```c
int main(void) {
  int s;
  s = socket(AF_INET, SOCK_STREAM, 0);
  return (close(s));
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x0,%edx
  mov    D9(%rip),%rax
  mov    (%rax),%esi
  mov    D16(%rip),%rax
  mov    (%rax),%edi
  call   <socket@plt>
  mov    %eax,%edi
  call   <close@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
int main(void) {
  int s;
  s = socket(AF_INET, SOCK_STREAM, 0);
  return (close(s));
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  mov    D15(%rip),%rax
  xor    %edx,%edx
  mov    (%rax),%esi
  mov    D6(%rip),%rax
  mov    (%rax),%edi
  call   <socket@plt>
  add    $0x8,%rsp
  mov    %eax,%edi
  jmp    1060 <close@plt>
```

assistant: ```c
int main(void) {
  int s;
  s = socket(AF_INET, SOCK_STREAM, 0);
  return (close(s));
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  mov    D14(%rip),%rax
  xor    %edx,%edx
  mov    (%rax),%esi
  mov    D5(%rip),%rax
  mov    (%rax),%edi
  call   <socket@plt>
  add    $0x8,%rsp
  mov    %eax,%edi
  jmp    1060 <close@plt>
```

assistant: ```c
int main(void) {
  int s;
  s = socket(AF_INET, SOCK_STREAM, 0);
  return (close(s));
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<strpos>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  movl   $0xffffffff,-0xc(%rbp)
  cmpq   $0x0,-0x18(%rbp)
  je     L6
  cmpq   $0x0,-0x20(%rbp)
  je     L6
  mov    -0x20(%rbp),%rdx
  mov    -0x18(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strstr@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  je     L6
  mov    -0x8(%rbp),%rax
  sub    -0x18(%rbp),%rax
  mov    %eax,-0xc(%rbp)
L6:
  mov    -0xc(%rbp),%eax
  leave
  ret
```

assistant: ```c
int strpos(const char cadena1[], const char cadena2[]) {
  int toret = -1;
  if (cadena1 != NULL && cadena2 != NULL) {
    const char *pos = strstr(cadena1, cadena2);
    if (pos != NULL) {
      toret = pos - cadena1;
    }
  }
  return toret;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<strpos>:
  endbr64
  test   %rdi,%rdi
  je     L39
  push   %rbx
  mov    %rdi,%rbx
  test   %rsi,%rsi
  je     L36
  call   <strstr@plt>
  test   %rax,%rax
  je     L27
  sub    %ebx,%eax
L24:
  pop    %rbx
  ret
L36:
  mov    $0xffffffff,%eax
  jmp    L24
L27:
  mov    $0xffffffff,%eax
  jmp    L24
L39:
  mov    $0xffffffff,%eax
  ret
```

assistant: ```c
int strpos(const char cadena1[], const char cadena2[]) {
  int toret = -1;
  if (cadena1 != NULL && cadena2 != NULL) {
    const char *pos = strstr(cadena1, cadena2);
    if (pos != NULL) {
      toret = pos - cadena1;
    }
  }
  return toret;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<strpos>:
  endbr64
  test   %rdi,%rdi
  je     L9
  test   %rsi,%rsi
  je     L9
  push   %rbx
  mov    %rdi,%rbx
  call   <strstr@plt>
  test   %rax,%rax
  je     L28
  sub    %ebx,%eax
  pop    %rbx
  ret
L9:
  mov    $0xffffffff,%eax
  ret
L28:
  mov    $0xffffffff,%eax
  pop    %rbx
  ret
```

assistant: ```c
int strpos(const char cadena1[], const char cadena2[]) {
  int toret = -1;
  if (cadena1 != NULL && cadena2 != NULL) {
    const char *pos = strstr(cadena1, cadena2);
    if (pos != NULL) {
      toret = pos - cadena1;
    }
  }
  return toret;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<strpos>:
  endbr64
  test   %rdi,%rdi
  je     L24
  test   %rsi,%rsi
  je     L24
  push   %rbx
  mov    %rdi,%rbx
  call   <strstr@plt>
  test   %rax,%rax
  je     L18
  sub    %ebx,%eax
  pop    %rbx
  ret
L24:
  mov    $0xffffffff,%eax
  ret
L18:
  mov    $0xffffffff,%eax
  pop    %rbx
  ret
```

assistant: ```c
int strpos(const char cadena1[], const char cadena2[]) {
  int toret = -1;
  if (cadena1 != NULL && cadena2 != NULL) {
    const char *pos = strstr(cadena1, cadena2);
    if (pos != NULL) {
      toret = pos - cadena1;
    }
  }
  return toret;
}
```
user: Translate the below assembly code into C programming language:

```asm
<gpio_dpin_to_pad>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  lea    0x0(,%rax,8),%rdx
  lea    D2(%rip),%rax
  mov    (%rdx,%rax,1),%rax
  pop    %rbp
  ret
```

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

tool: D2: 


assistant: ```c
unsigned long gpio_dpin_to_pad(unsigned long pin) {
  static const unsigned long g_ulPinToPadMap[64] = {10, 11, 12, 13, 14, 15, 16, 17, 255, 255, 18, 19, 20, 21, 22, 23, 24, 40, 28, 29, 25, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 31, 255, 255, 255, 255, 0, 255, 32, 30, 255, 1, 255, 2, 3, 4, 5, 6, 7, 8, 9};
  return g_ulPinToPadMap[pin];
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<gpio_dpin_to_pad>:
  endbr64
  lea    D5(%rip),%rax
  mov    (%rax,%rdi,8),%rax
  ret
```

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

tool: D5: 


assistant: ```c
unsigned long gpio_dpin_to_pad(unsigned long pin) {
  static const unsigned long g_ulPinToPadMap[64] = {10, 11, 12, 13, 14, 15, 16, 17, 255, 255, 18, 19, 20, 21, 22, 23, 24, 40, 28, 29, 25, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 31, 255, 255, 255, 255, 0, 255, 32, 30, 255, 1, 255, 2, 3, 4, 5, 6, 7, 8, 9};
  return g_ulPinToPadMap[pin];
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<gpio_dpin_to_pad>:
  endbr64
  lea    D8(%rip),%rax
  mov    (%rax,%rdi,8),%rax
  ret
```

tool_calls: name: retrieve_data
arguments: label: D8
type_guessed: string

tool: D8: 


assistant: ```c
unsigned long gpio_dpin_to_pad(unsigned long pin) {
  static const unsigned long g_ulPinToPadMap[64] = {10, 11, 12, 13, 14, 15, 16, 17, 255, 255, 18, 19, 20, 21, 22, 23, 24, 40, 28, 29, 25, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 31, 255, 255, 255, 255, 0, 255, 32, 30, 255, 1, 255, 2, 3, 4, 5, 6, 7, 8, 9};
  return g_ulPinToPadMap[pin];
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<gpio_dpin_to_pad>:
  endbr64
  lea    D0(%rip),%rax
  mov    (%rax,%rdi,8),%rax
  ret
```

tool_calls: name: parse_data
arguments: tag: D0
type: string

tool: D0: 


assistant: ```c
unsigned long gpio_dpin_to_pad(unsigned long pin) {
  static const unsigned long g_ulPinToPadMap[64] = {10, 11, 12, 13, 14, 15, 16, 17, 255, 255, 18, 19, 20, 21, 22, 23, 24, 40, 28, 29, 25, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 31, 255, 255, 255, 255, 0, 255, 32, 30, 255, 1, 255, 2, 3, 4, 5, 6, 7, 8, 9};
  return g_ulPinToPadMap[pin];
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<eb_bus_wait_syn>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x90,%rsp
  mov    %rdi,-0x88(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movl   $0x63,-0x78(%rbp)
L14:
  lea    -0x70(%rbp),%rax
  mov    $0x64,%edx
  mov    $0x0,%esi
  mov    %rax,%rdi
  call   <memset@plt>
  movl   $0x64,-0x80(%rbp)
  lea    -0x80(%rbp),%rdx
  lea    -0x70(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <eb_serial_recv@plt>
  mov    %eax,-0x74(%rbp)
  cmpl   $0x0,-0x74(%rbp)
  jns    L102
  mov    $0xffffffff,%eax
  jmp    L77
L102:
  mov    -0x80(%rbp),%eax
  test   %eax,%eax
  jle    L106
  movl   $0x0,-0x7c(%rbp)
  jmp    L60
L13:
  mov    -0x7c(%rbp),%eax
  cltq
  movzbl -0x70(%rbp,%rax,1),%eax
  cmp    $0xaa,%al
  jne    L99
  mov    -0x7c(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    -0x80(%rbp),%eax
  cmp    %eax,%edx
  jne    L99
  movl   $0x1,-0x78(%rbp)
  jmp    L1
L99:
  addl   $0x1,-0x7c(%rbp)
L60:
  mov    -0x80(%rbp),%eax
  cmp    %eax,-0x7c(%rbp)
  jl     L13
L1:
  mov    -0x88(%rbp),%rax
  mov    (%rax),%eax
  test   %eax,%eax
  jle    L106
  mov    -0x88(%rbp),%rax
  mov    (%rax),%eax
  lea    -0x1(%rax),%edx
  mov    -0x88(%rbp),%rax
  mov    %edx,(%rax)
L106:
  cmpl   $0x63,-0x78(%rbp)
  je     L14
  mov    $0x0,%eax
L77:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L28
  call   <__stack_chk_fail@plt>
L28:
  leave
  ret
```

assistant: ```c
int eb_bus_wait_syn(int *skip) {
  unsigned char buf[100];
  int buflen, ret, i, found;
  found = 99;
  do {
    memset(buf, '\0', sizeof(buf));
    buflen = sizeof(buf);
    ret = eb_serial_recv(buf, &buflen);
    if (ret < 0)
      return -1;
    if (buflen > 0) {
      i = 0;
      while (i < buflen) {
        if (buf[i] == 0xAA && (i + 1) == buflen) {
          found = 1;
          break;
        }
        i++;
      }
      if (*skip > 0)
        *skip -= 1;
    }
  } while (found == 99);
  return 0;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<eb_bus_wait_syn>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x88,%rsp
  mov    %rdi,%rbp
  mov    %fs:0x28,%rax
  mov    %rax,0x78(%rsp)
  xor    %eax,%eax
  lea    0x10(%rsp),%rbx
  jmp    L21
L107:
  add    $0x1,%rax
  cmp    %rcx,%rax
  je     L75
L78:
  cmpb   $0xaa,(%rdx,%rax,1)
  jne    L107
  cmp    %eax,%esi
  jne    L107
  mov    0x0(%rbp),%eax
  test   %eax,%eax
  jle    L8
  mov    $0x1,%edx
  jmp    L29
L75:
  mov    0x0(%rbp),%eax
  mov    $0x63,%edx
  test   %eax,%eax
  jle    L21
L29:
  sub    $0x1,%eax
  mov    %eax,0x0(%rbp)
  cmp    $0x63,%edx
  jne    L115
L21:
  mov    $0x64,%edx
  mov    $0x0,%esi
  mov    %rbx,%rdi
  call   <memset@plt>
  movl   $0x64,0xc(%rsp)
  lea    0xc(%rsp),%rsi
  mov    %rbx,%rdi
  call   <eb_serial_recv@plt>
  test   %eax,%eax
  js     L37
  mov    0xc(%rsp),%esi
  test   %esi,%esi
  jle    L21
  lea    0x1(%rsi),%ecx
  mov    $0x1,%eax
  lea    0xf(%rsp),%rdx
  jmp    L78
L37:
  mov    $0xffffffff,%eax
L3:
  mov    0x78(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L112
  add    $0x88,%rsp
  pop    %rbx
  pop    %rbp
  ret
L115:
  mov    $0x0,%eax
  jmp    L3
L8:
  mov    $0x0,%eax
  jmp    L3
L112:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int eb_bus_wait_syn(int *skip) {
  unsigned char buf[100];
  int buflen, ret, i, found;
  found = 99;
  do {
    memset(buf, '\0', sizeof(buf));
    buflen = sizeof(buf);
    ret = eb_serial_recv(buf, &buflen);
    if (ret < 0)
      return -1;
    if (buflen > 0) {
      i = 0;
      while (i < buflen) {
        if (buf[i] == 0xAA && (i + 1) == buflen) {
          found = 1;
          break;
        }
        i++;
      }
      if (*skip > 0)
        *skip -= 1;
    }
  } while (found == 99);
  return 0;
}
```
user: Translate the below assembly code into C programming language:

```asm
<eb_bus_wait_syn>:
  endbr64
  push   %r13
  mov    %rdi,%r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x88,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x78(%rsp)
  xor    %eax,%eax
  lea    0x10(%rsp),%rbp
  lea    0xc(%rsp),%r12
  lea    0xf(%rsp),%rbx
  nopl   0x0(%rax,%rax,1)
L78:
  xor    %esi,%esi
  mov    %rbp,%rdi
  mov    $0x64,%edx
  call   <memset@plt>
  mov    %r12,%rsi
  mov    %rbp,%rdi
  movl   $0x64,0xc(%rsp)
  call   <eb_serial_recv@plt>
  test   %eax,%eax
  js     L102
  mov    0xc(%rsp),%ecx
  test   %ecx,%ecx
  jle    L78
  lea    0x1(%rcx),%edx
  mov    $0x1,%eax
  jmp    L108
L58:
  add    $0x1,%rax
  cmp    %rdx,%rax
  je     L65
L108:
  cmpb   $0xaa,(%rbx,%rax,1)
  jne    L58
  cmp    %eax,%ecx
  jne    L58
  mov    0x0(%r13),%eax
  test   %eax,%eax
  jle    L81
  sub    $0x1,%eax
  mov    %eax,0x0(%r13)
  xor    %eax,%eax
  jmp    L85
  cs nopw 0x0(%rax,%rax,1)
L65:
  mov    0x0(%r13),%eax
  test   %eax,%eax
  jle    L78
  sub    $0x1,%eax
  mov    %eax,0x0(%r13)
  jmp    L78
  nopl   0x0(%rax)
L102:
  mov    $0xffffffff,%eax
L85:
  mov    0x78(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L98
  add    $0x88,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L81:
  xor    %eax,%eax
  jmp    L85
L98:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int eb_bus_wait_syn(int *skip) {
  unsigned char buf[100];
  int buflen, ret, i, found;
  found = 99;
  do {
    memset(buf, '\0', sizeof(buf));
    buflen = sizeof(buf);
    ret = eb_serial_recv(buf, &buflen);
    if (ret < 0)
      return -1;
    if (buflen > 0) {
      i = 0;
      while (i < buflen) {
        if (buf[i] == 0xAA && (i + 1) == buflen) {
          found = 1;
          break;
        }
        i++;
      }
      if (*skip > 0)
        *skip -= 1;
    }
  } while (found == 99);
  return 0;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<eb_bus_wait_syn>:
  endbr64
  push   %r13
  mov    %rdi,%r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x88,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x78(%rsp)
  xor    %eax,%eax
  lea    0x10(%rsp),%rbp
  lea    0xc(%rsp),%r12
  lea    0xf(%rsp),%rbx
  nopl   0x0(%rax,%rax,1)
L39:
  xor    %esi,%esi
  mov    %rbp,%rdi
  mov    $0x64,%edx
  call   <memset@plt>
  mov    %r12,%rsi
  mov    %rbp,%rdi
  movl   $0x64,0xc(%rsp)
  call   <eb_serial_recv@plt>
  test   %eax,%eax
  js     L7
  mov    0xc(%rsp),%ecx
  test   %ecx,%ecx
  jle    L39
  lea    0x1(%rcx),%edx
  mov    $0x1,%eax
  jmp    L48
L95:
  add    $0x1,%rax
  cmp    %rdx,%rax
  je     L45
L48:
  cmpb   $0xaa,(%rbx,%rax,1)
  jne    L95
  cmp    %eax,%ecx
  jne    L95
  mov    0x0(%r13),%eax
  test   %eax,%eax
  jle    L85
  sub    $0x1,%eax
  mov    %eax,0x0(%r13)
  xor    %eax,%eax
  jmp    L78
  cs nopw 0x0(%rax,%rax,1)
L45:
  mov    0x0(%r13),%eax
  test   %eax,%eax
  jle    L39
  sub    $0x1,%eax
  mov    %eax,0x0(%r13)
  jmp    L39
  nopl   0x0(%rax)
L7:
  mov    $0xffffffff,%eax
L78:
  mov    0x78(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L96
  add    $0x88,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L85:
  xor    %eax,%eax
  jmp    L78
L96:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int eb_bus_wait_syn(int *skip) {
  unsigned char buf[100];
  int buflen, ret, i, found;
  found = 99;
  do {
    memset(buf, '\0', sizeof(buf));
    buflen = sizeof(buf);
    ret = eb_serial_recv(buf, &buflen);
    if (ret < 0)
      return -1;
    if (buflen > 0) {
      i = 0;
      while (i < buflen) {
        if (buf[i] == 0xAA && (i + 1) == buflen) {
          found = 1;
          break;
        }
        i++;
      }
      if (*skip > 0)
        *skip -= 1;
    }
  } while (found == 99);
  return 0;
}
```
user: Translate the below assembly code into C programming language:

```asm
<test_ilog2>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x14(%rbp)
  movl   $0x1f,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  mov    $0x1,%edx
  mov    %eax,%ecx
  shl    %cl,%edx
  mov    %edx,%eax
  mov    %eax,-0x8(%rbp)
  jmp    L15
L9:
  subl   $0x1,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  mov    $0x1,%edx
  mov    %eax,%ecx
  shl    %cl,%edx
  mov    %edx,%eax
  mov    %eax,-0x8(%rbp)
L15:
  mov    -0x14(%rbp),%eax
  and    -0x8(%rbp),%eax
  test   %eax,%eax
  je     L9
  mov    -0x4(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
int test_ilog2(int x) {
  int mask, result;
  result = 31;
  mask = 1 << result;
  while (!(x & mask)) {
    result--;
    mask = 1 << result;
  }
  return result;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<test_ilog2>:
  endbr64
  test   %edi,%edi
  js     L12
  mov    $0x1f,%ecx
  mov    $0x1,%edx
L9:
  sub    $0x1,%ecx
  mov    %edx,%eax
  shl    %cl,%eax
  test   %edi,%eax
  je     L9
L24:
  mov    %ecx,%eax
  ret
L12:
  mov    $0x1f,%ecx
  jmp    L24
```

assistant: ```c
int test_ilog2(int x) {
  int mask, result;
  result = 31;
  mask = 1 << result;
  while (!(x & mask)) {
    result--;
    mask = 1 << result;
  }
  return result;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<test_ilog2>:
  endbr64
  mov    $0x1f,%ecx
  test   %edi,%edi
  js     L16
  mov    $0x1,%edx
  nopw   0x0(%rax,%rax,1)
L6:
  sub    $0x1,%ecx
  mov    %edx,%eax
  shl    %cl,%eax
  test   %edi,%eax
  je     L6
L16:
  mov    %ecx,%eax
  ret
```

assistant: ```c
int test_ilog2(int x) {
  int mask, result;
  result = 31;
  mask = 1 << result;
  while (!(x & mask)) {
    result--;
    mask = 1 << result;
  }
  return result;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<test_ilog2>:
  endbr64
  mov    $0x1f,%ecx
  test   %edi,%edi
  js     L7
  mov    $0x1,%edx
  nopw   0x0(%rax,%rax,1)
L13:
  sub    $0x1,%ecx
  mov    %edx,%eax
  shl    %cl,%eax
  test   %edi,%eax
  je     L13
L7:
  mov    %ecx,%eax
  ret
```

assistant: ```c
int test_ilog2(int x) {
  int mask, result;
  result = 31;
  mask = 1 << result;
  while (!(x & mask)) {
    result--;
    mask = 1 << result;
  }
  return result;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<free_matrix>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %esi,-0xc(%rbp)
  mov    %edx,-0x10(%rbp)
  mov    %ecx,-0x14(%rbp)
  mov    %r8d,-0x18(%rbp)
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x14(%rbp),%eax
  cltq
  shl    $0x2,%rax
  sub    $0x4,%rax
  add    %rdx,%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    -0xc(%rbp),%eax
  cltq
  shl    $0x3,%rax
  lea    -0x8(%rax),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,%rdi
  call   <free@plt>
  nop
  leave
  ret
```

assistant: ```c
void free_matrix(float **m, int nrl, int nrh, int ncl, int nch) {
  free((char *)(m[nrl] + ncl - 1));
  free((char *)(m + nrl - 1));
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<free_matrix>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbx
  movslq %esi,%rsi
  lea    0x0(,%rsi,8),%rbp
  movslq %ecx,%rcx
  mov    (%rdi,%rsi,8),%rax
  lea    -0x4(%rax,%rcx,4),%rdi
  call   <free@plt>
  lea    -0x8(%rbx,%rbp,1),%rdi
  call   <free@plt>
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void free_matrix(float **m, int nrl, int nrh, int ncl, int nch) {
  free((char *)(m[nrl] + ncl - 1));
  free((char *)(m + nrl - 1));
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<free_matrix>:
  endbr64
  push   %rbp
  movslq %esi,%rsi
  movslq %ecx,%rcx
  push   %rbx
  mov    %rdi,%rbx
  lea    0x0(,%rsi,8),%rbp
  sub    $0x8,%rsp
  mov    (%rdi,%rsi,8),%rax
  lea    -0x4(%rax,%rcx,4),%rdi
  call   <free@plt>
  add    $0x8,%rsp
  lea    -0x8(%rbx,%rbp,1),%rdi
  pop    %rbx
  pop    %rbp
  jmp    1050 <free@plt>
```

assistant: ```c
void free_matrix(float **m, int nrl, int nrh, int ncl, int nch) {
  free((char *)(m[nrl] + ncl - 1));
  free((char *)(m + nrl - 1));
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<free_matrix>:
  endbr64
  push   %rbp
  movslq %esi,%rsi
  movslq %ecx,%rcx
  push   %rbx
  mov    %rdi,%rbx
  lea    0x0(,%rsi,8),%rbp
  sub    $0x8,%rsp
  mov    (%rdi,%rsi,8),%rax
  lea    -0x4(%rax,%rcx,4),%rdi
  call   <free@plt>
  add    $0x8,%rsp
  lea    -0x8(%rbx,%rbp,1),%rdi
  pop    %rbx
  pop    %rbp
  jmp    1050 <free@plt>
```

assistant: ```c
void free_matrix(float **m, int nrl, int nrh, int ncl, int nch) {
  free((char *)(m[nrl] + ncl - 1));
  free((char *)(m + nrl - 1));
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<ss_leb128skip>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  nop
L7:
  mov    -0x18(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x18(%rbp)
  movzbl (%rax),%eax
  test   %al,%al
  js     L7
  mov    -0x18(%rbp),%rax
  sub    -0x8(%rbp),%rax
  pop    %rbp
  ret
```

assistant: ```c
int ss_leb128skip(char *ssc) {
  unsigned char *start = (unsigned char *)ssc;
  while (*((unsigned char *)ssc++) >= 128)
    ;
  return (unsigned char *)ssc - start;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<ss_leb128skip>:
  endbr64
  mov    %rdi,%rax
L9:
  add    $0x1,%rax
  cmpb   $0x0,-0x1(%rax)
  js     L9
  sub    %edi,%eax
  ret
```

assistant: ```c
int ss_leb128skip(char *ssc) {
  unsigned char *start = (unsigned char *)ssc;
  while (*((unsigned char *)ssc++) >= 128)
    ;
  return (unsigned char *)ssc - start;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<ss_leb128skip>:
  endbr64
  mov    %rdi,%rax
  nopw   0x0(%rax,%rax,1)
L4:
  add    $0x1,%rax
  cmpb   $0x0,-0x1(%rax)
  js     L4
  sub    %edi,%eax
  ret
```

assistant: ```c
int ss_leb128skip(char *ssc) {
  unsigned char *start = (unsigned char *)ssc;
  while (*((unsigned char *)ssc++) >= 128)
    ;
  return (unsigned char *)ssc - start;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<ss_leb128skip>:
  endbr64
  mov    %rdi,%rax
  nopw   0x0(%rax,%rax,1)
L1:
  add    $0x1,%rax
  cmpb   $0x0,-0x1(%rax)
  js     L1
  sub    %edi,%eax
  ret
```

assistant: ```c
int ss_leb128skip(char *ssc) {
  unsigned char *start = (unsigned char *)ssc;
  while (*((unsigned char *)ssc++) >= 128)
    ;
  return (unsigned char *)ssc - start;
}
```