ylfeng/ReF-Decompile-dataset huggingface dataset:
user: What is the c source code of the assembly code below:

```asm
<ft_split_whitespaces>:
  endbr64
  xor    %edx,%edx
  xor    %esi,%esi
  jmp    1050 <write_in_memory@plt>
```

assistant: ```c
char **ft_split_whitespaces(char *str) {
  char **result;
  int from;
  int to;
  from = 0;
  to = 0;
  result = write_in_memory(str, to, from);
  return (result);
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<ft_split_whitespaces>:
  endbr64
  xor    %edx,%edx
  xor    %esi,%esi
  jmp    1050 <write_in_memory@plt>
```

assistant: ```c
char **ft_split_whitespaces(char *str) {
  char **result;
  int from;
  int to;
  from = 0;
  to = 0;
  result = write_in_memory(str, to, from);
  return (result);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<initLogging>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %edi,-0x4(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    -0x4(%rbp),%eax
  mov    %eax,%edi
  call   <setLogThreshold@plt>
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <logTo@plt>
  nop
  leave
  ret
```

assistant: ```c
void initLogging(int logLevel, FILE *logFile) {
  setLogThreshold(logLevel);
  logTo(logFile);
}
```
user: What is the c source code of the assembly code below?

```asm
<initLogging>:
  endbr64
  push   %rbx
  mov    %rsi,%rbx
  call   <setLogThreshold@plt>
  mov    %rbx,%rdi
  call   <logTo@plt>
  pop    %rbx
  ret
```

assistant: ```c
void initLogging(int logLevel, FILE *logFile) {
  setLogThreshold(logLevel);
  logTo(logFile);
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<initLogging>:
  endbr64
  push   %rbp
  mov    %rsi,%rbp
  call   <setLogThreshold@plt>
  mov    %rbp,%rdi
  pop    %rbp
  jmp    1070 <logTo@plt>
```

assistant: ```c
void initLogging(int logLevel, FILE *logFile) {
  setLogThreshold(logLevel);
  logTo(logFile);
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<initLogging>:
  endbr64
  push   %rbp
  mov    %rsi,%rbp
  call   <setLogThreshold@plt>
  mov    %rbp,%rdi
  pop    %rbp
  jmp    1070 <logTo@plt>
```

assistant: ```c
void initLogging(int logLevel, FILE *logFile) {
  setLogThreshold(logLevel);
  logTo(logFile);
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<rc_nanos_since_boot>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    D9(%rip),%rax
  mov    (%rax),%eax
  lea    -0x20(%rbp),%rdx
  mov    %rdx,%rsi
  mov    %eax,%edi
  call   <clock_gettime@plt>
  mov    -0x18(%rbp),%rax
  imul   $0x3b9aca00,%eax,%edx
  mov    -0x20(%rbp),%eax
  add    %edx,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L1
  call   <__stack_chk_fail@plt>
L1:
  leave
  ret
```

assistant: ```c
uint64_t rc_nanos_since_boot() {
  struct timespec ts;
  clock_gettime(CLOCK_MONOTONIC, &ts);
  return ((uint64_t)ts.tv_sec * 1000000000) + ts.tv_nsec;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<rc_nanos_since_boot>:
  endbr64
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rsi
  mov    D5(%rip),%rax
  mov    (%rax),%edi
  call   <clock_gettime@plt>
  imul   $0x3b9aca00,0x8(%rsp),%eax
  add    (%rsp),%eax
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L7
  add    $0x28,%rsp
  ret
L7:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
uint64_t rc_nanos_since_boot() {
  struct timespec ts;
  clock_gettime(CLOCK_MONOTONIC, &ts);
  return ((uint64_t)ts.tv_sec * 1000000000) + ts.tv_nsec;
}
```
user: Translate the below assembly code into C programming language:

```asm
<rc_nanos_since_boot>:
  endbr64
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  mov    D2(%rip),%rax
  mov    %rsp,%rsi
  mov    (%rax),%edi
  call   <clock_gettime@plt>
  imul   $0x3b9aca00,0x8(%rsp),%eax
  add    (%rsp),%eax
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L8
  add    $0x28,%rsp
  ret
L8:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
uint64_t rc_nanos_since_boot() {
  struct timespec ts;
  clock_gettime(CLOCK_MONOTONIC, &ts);
  return ((uint64_t)ts.tv_sec * 1000000000) + ts.tv_nsec;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<rc_nanos_since_boot>:
  endbr64
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  mov    D0(%rip),%rax
  mov    %rsp,%rsi
  mov    (%rax),%edi
  call   <clock_gettime@plt>
  imul   $0x3b9aca00,0x8(%rsp),%eax
  add    (%rsp),%eax
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L5
  add    $0x28,%rsp
  ret
L5:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
uint64_t rc_nanos_since_boot() {
  struct timespec ts;
  clock_gettime(CLOCK_MONOTONIC, &ts);
  return ((uint64_t)ts.tv_sec * 1000000000) + ts.tv_nsec;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<ft_strdup>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x28(%rbp)
  movq   $0x0,-0x18(%rbp)
  mov    -0x28(%rbp),%rax
  mov    %rax,%rdi
  call   <st_strlen@plt>
  mov    %rax,-0x10(%rbp)
  mov    -0x10(%rbp),%rax
  add    $0x1,%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x18(%rbp)
  cmpq   $0x0,-0x18(%rbp)
  jne    L27
  mov    $0x0,%eax
  jmp    L40
L27:
  mov    -0x18(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x28(%rbp)
  je     L6
  jmp    L35
L24:
  mov    -0x28(%rbp),%rax
  movzbl (%rax),%edx
  mov    -0x18(%rbp),%rax
  mov    %dl,(%rax)
  addq   $0x1,-0x28(%rbp)
  addq   $0x1,-0x18(%rbp)
L35:
  mov    -0x28(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L24
L6:
  mov    -0x18(%rbp),%rax
  movb   $0x0,(%rax)
  mov    -0x8(%rbp),%rax
L40:
  leave
  ret
```

assistant: ```c
char *ft_strdup(const char *str) {
  size_t len;
  char *new_str;
  char *keep;
  new_str = NULL;
  len = st_strlen(str);
  if (!(new_str = malloc(sizeof(char) * len + 1)))
    return (NULL);
  keep = new_str;
  if (str) {
    while (*str != '\0') {
      *new_str = *str;
      ++str;
      ++new_str;
    }
  }
  *new_str = '\0';
  return (keep);
}
```
user: Translate the below assembly code into C programming language:

```asm
<ft_strdup>:
  endbr64
  push   %rbx
  mov    %rdi,%rbx
  call   <st_strlen@plt>
  lea    0x1(%rax),%edi
  call   <malloc@plt>
  test   %rax,%rax
  je     L17
  mov    %rax,%rdx
  test   %rbx,%rbx
  je     L10
  movzbl (%rbx),%ecx
  test   %cl,%cl
  je     L10
L30:
  mov    %cl,(%rdx)
  add    $0x1,%rbx
  add    $0x1,%rdx
  movzbl (%rbx),%ecx
  test   %cl,%cl
  jne    L30
L10:
  movb   $0x0,(%rdx)
L17:
  pop    %rbx
  ret
```

assistant: ```c
char *ft_strdup(const char *str) {
  size_t len;
  char *new_str;
  char *keep;
  new_str = NULL;
  len = st_strlen(str);
  if (!(new_str = malloc(sizeof(char) * len + 1)))
    return (NULL);
  keep = new_str;
  if (str) {
    while (*str != '\0') {
      *new_str = *str;
      ++str;
      ++new_str;
    }
  }
  *new_str = '\0';
  return (keep);
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<ft_strdup>:
  endbr64
  push   %rbx
  mov    %rdi,%rbx
  call   <st_strlen@plt>
  lea    0x1(%rax),%edi
  call   <malloc@plt>
  test   %rax,%rax
  je     L20
  mov    %rax,%rdx
  test   %rbx,%rbx
  jne    L2
  jmp    L12
  nopl   0x0(%rax)
L0:
  mov    %cl,(%rdx)
  add    $0x1,%rbx
  add    $0x1,%rdx
L2:
  movzbl (%rbx),%ecx
  test   %cl,%cl
  jne    L0
L12:
  movb   $0x0,(%rdx)
L20:
  pop    %rbx
  ret
```

assistant: ```c
char *ft_strdup(const char *str) {
  size_t len;
  char *new_str;
  char *keep;
  new_str = NULL;
  len = st_strlen(str);
  if (!(new_str = malloc(sizeof(char) * len + 1)))
    return (NULL);
  keep = new_str;
  if (str) {
    while (*str != '\0') {
      *new_str = *str;
      ++str;
      ++new_str;
    }
  }
  *new_str = '\0';
  return (keep);
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<ft_strdup>:
  endbr64
  push   %rbx
  mov    %rdi,%rbx
  call   <st_strlen@plt>
  lea    0x1(%rax),%edi
  call   <malloc@plt>
  test   %rax,%rax
  je     L0
  mov    %rax,%rdx
  test   %rbx,%rbx
  jne    L24
  jmp    L7
  nopl   0x0(%rax)
L39:
  mov    %cl,(%rdx)
  add    $0x1,%rbx
  add    $0x1,%rdx
L24:
  movzbl (%rbx),%ecx
  test   %cl,%cl
  jne    L39
L7:
  movb   $0x0,(%rdx)
L0:
  pop    %rbx
  ret
```

assistant: ```c
char *ft_strdup(const char *str) {
  size_t len;
  char *new_str;
  char *keep;
  new_str = NULL;
  len = st_strlen(str);
  if (!(new_str = malloc(sizeof(char) * len + 1)))
    return (NULL);
  keep = new_str;
  if (str) {
    while (*str != '\0') {
      *new_str = *str;
      ++str;
      ++new_str;
    }
  }
  *new_str = '\0';
  return (keep);
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<jerasure_print_matrix>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x60,%rsp
  mov    %rdi,-0x48(%rbp)
  mov    %esi,-0x4c(%rbp)
  mov    %edx,-0x50(%rbp)
  mov    %ecx,-0x54(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  cmpl   $0x20,-0x54(%rbp)
  jne    L59
  movl   $0xa,-0x38(%rbp)
  jmp    L70
L59:
  mov    -0x54(%rbp),%eax
  mov    $0x1,%edx
  mov    %eax,%ecx
  shl    %cl,%edx
  mov    %edx,%eax
  mov    %eax,-0x34(%rbp)
  mov    -0x34(%rbp),%eax
  lea    -0x1(%rax),%edx
  lea    -0x30(%rbp),%rax
  lea    D0(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <sprintf@plt>
  lea    -0x30(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,-0x38(%rbp)
L70:
  movl   $0x0,-0x40(%rbp)
  jmp    L15
L74:
  movl   $0x0,-0x3c(%rbp)
  jmp    L8
L25:
  cmpl   $0x0,-0x3c(%rbp)
  je     L41
  mov    $0x20,%edi
  call   <putchar@plt>
L41:
  mov    -0x40(%rbp),%eax
  imul   -0x50(%rbp),%eax
  mov    %eax,%edx
  mov    -0x3c(%rbp),%eax
  add    %edx,%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x48(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%edx
  mov    -0x38(%rbp),%eax
  mov    %eax,%esi
  lea    D11(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  addl   $0x1,-0x3c(%rbp)
L8:
  mov    -0x3c(%rbp),%eax
  cmp    -0x50(%rbp),%eax
  jl     L25
  mov    $0xa,%edi
  call   <putchar@plt>
  addl   $0x1,-0x40(%rbp)
L15:
  mov    -0x40(%rbp),%eax
  cmp    -0x4c(%rbp),%eax
  jl     L74
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L38
  call   <__stack_chk_fail@plt>
L38:
  leave
  ret
```

tool_calls: name: extract_symbolic_data
arguments: label: D0
type: string
name: extract_symbolic_data
arguments: label: D11
type: string

tool: D0: %u

tool: D11: %*u

assistant: ```c
void jerasure_print_matrix(int *m, int rows, int cols, int w) {
  int i, j;
  int fw;
  char s[30];
  unsigned int w2;
  if (w == 32) {
    fw = 10;
  } else {
    w2 = (1 << w);
    sprintf(s, "%u", w2 - 1);
    fw = strlen(s);
  }
  for (i = 0; i < rows; i++) {
    for (j = 0; j < cols; j++) {
      if (j != 0)
        printf(" ");
      printf("%*u", fw, m[i * cols + j]);
    }
    printf("\n");
  }
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<jerasure_print_matrix>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x58,%rsp
  mov    %rdi,0x18(%rsp)
  mov    %esi,0x14(%rsp)
  mov    %edx,0xc(%rsp)
  mov    %fs:0x28,%rax
  mov    %rax,0x48(%rsp)
  xor    %eax,%eax
  mov    $0xa,%r13d
  cmp    $0x20,%ecx
  jne    L34
L83:
  cmpl   $0x0,0x14(%rsp)
  jle    L9
  movl   $0x0,0x10(%rsp)
  mov    $0x0,%r15d
  lea    D18(%rip),%r14
  jmp    L33
L34:
  mov    $0x1,%eax
  shl    %cl,%eax
  lea    -0x1(%rax),%edx
  lea    0x20(%rsp),%rbx
  lea    D16(%rip),%rsi
  mov    %rbx,%rdi
  call   <sprintf@plt>
  mov    %rbx,%rdi
  call   <strlen@plt>
  mov    %eax,%r13d
  jmp    L83
L106:
  add    $0x1,%rbx
L38:
  mov    -0x4(%rbp,%rbx,4),%edx
  mov    %r13d,%esi
  mov    %r14,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  cmp    %r12,%rbx
  je     L47
  test   %ebx,%ebx
  je     L106
  mov    $0x20,%edi
  call   <putchar@plt>
  jmp    L106
L47:
  mov    $0xa,%edi
  call   <putchar@plt>
  add    $0x1,%r15d
  mov    0xc(%rsp),%ecx
  add    %ecx,0x10(%rsp)
  cmp    %r15d,0x14(%rsp)
  je     L9
L33:
  mov    0xc(%rsp),%eax
  test   %eax,%eax
  jle    L47
  mov    %eax,%r12d
  movslq 0x10(%rsp),%rax
  mov    0x18(%rsp),%rcx
  lea    (%rcx,%rax,4),%rbp
  mov    $0x1,%ebx
  jmp    L38
L9:
  mov    0x48(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L102
  add    $0x58,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L102:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: tag: D18
data_type: string
name: unpack_data
arguments: tag: D16
data_type: string

tool: D18: %*u

tool: D16: %u

assistant: ```c
void jerasure_print_matrix(int *m, int rows, int cols, int w) {
  int i, j;
  int fw;
  char s[30];
  unsigned int w2;
  if (w == 32) {
    fw = 10;
  } else {
    w2 = (1 << w);
    sprintf(s, "%u", w2 - 1);
    fw = strlen(s);
  }
  for (i = 0; i < rows; i++) {
    for (j = 0; j < cols; j++) {
      if (j != 0)
        printf(" ");
      printf("%*u", fw, m[i * cols + j]);
    }
    printf("\n");
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<jerasure_print_matrix>:
  endbr64
  push   %r15
  push   %r14
  mov    %edx,%r14d
  push   %r13
  push   %r12
  mov    $0xa,%r12d
  push   %rbp
  push   %rbx
  sub    $0x48,%rsp
  mov    %rdi,0x8(%rsp)
  mov    %esi,0x4(%rsp)
  mov    %fs:0x28,%rax
  mov    %rax,0x38(%rsp)
  xor    %eax,%eax
  cmp    $0x20,%ecx
  je     L20
  mov    $0x1,%eax
  lea    0x10(%rsp),%rbp
  lea    D13(%rip),%rsi
  shl    %cl,%eax
  mov    %rbp,%rdi
  lea    -0x1(%rax),%edx
  call   <sprintf@plt>
  mov    %rbp,%rdi
  call   <strlen@plt>
  mov    %eax,%r12d
L20:
  mov    0x4(%rsp),%eax
  test   %eax,%eax
  jle    L13
  movl   $0x0,(%rsp)
  xor    %r15d,%r15d
  lea    D19(%rip),%r13
  nopl   0x0(%rax,%rax,1)
L40:
  test   %r14d,%r14d
  jle    L7
  movslq (%rsp),%rdx
  mov    0x8(%rsp),%rcx
  lea    -0x1(%r14),%eax
  add    %rdx,%rax
  lea    (%rcx,%rdx,4),%rbx
  lea    0x4(%rcx,%rax,4),%rbp
  jmp    L54
L46:
  mov    $0x20,%edi
  call   <putchar@plt>
L54:
  mov    (%rbx),%edx
  mov    %r12d,%esi
  mov    %r13,%rdi
  xor    %eax,%eax
  add    $0x4,%rbx
  call   <printf@plt>
  cmp    %rbp,%rbx
  jne    L46
L7:
  mov    $0xa,%edi
  add    $0x1,%r15d
  call   <putchar@plt>
  add    %r14d,(%rsp)
  cmp    %r15d,0x4(%rsp)
  jne    L40
L13:
  mov    0x38(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L4
  add    $0x48,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L4:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: label: D13
datatype: string
name: read_data
arguments: label: D19
datatype: string

tool: D13: %u

tool: D19: %*u

assistant: ```c
void jerasure_print_matrix(int *m, int rows, int cols, int w) {
  int i, j;
  int fw;
  char s[30];
  unsigned int w2;
  if (w == 32) {
    fw = 10;
  } else {
    w2 = (1 << w);
    sprintf(s, "%u", w2 - 1);
    fw = strlen(s);
  }
  for (i = 0; i < rows; i++) {
    for (j = 0; j < cols; j++) {
      if (j != 0)
        printf(" ");
      printf("%*u", fw, m[i * cols + j]);
    }
    printf("\n");
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<jerasure_print_matrix>:
  endbr64
  push   %r15
  push   %r14
  mov    %edx,%r14d
  push   %r13
  push   %r12
  mov    $0xa,%r12d
  push   %rbp
  push   %rbx
  sub    $0x48,%rsp
  mov    %rdi,0x8(%rsp)
  mov    %esi,0x4(%rsp)
  mov    %fs:0x28,%rax
  mov    %rax,0x38(%rsp)
  xor    %eax,%eax
  cmp    $0x20,%ecx
  je     L2
  mov    $0x1,%eax
  lea    0x10(%rsp),%rbp
  lea    D2(%rip),%rsi
  shl    %cl,%eax
  mov    %rbp,%rdi
  lea    -0x1(%rax),%edx
  call   <sprintf@plt>
  mov    %rbp,%rdi
  call   <strlen@plt>
  mov    %eax,%r12d
L2:
  mov    0x4(%rsp),%eax
  test   %eax,%eax
  jle    L26
  movl   $0x0,(%rsp)
  xor    %r15d,%r15d
  lea    D11(%rip),%r13
  nopl   0x0(%rax,%rax,1)
L44:
  test   %r14d,%r14d
  jle    L3
  movslq (%rsp),%rdx
  mov    0x8(%rsp),%rcx
  lea    -0x1(%r14),%eax
  add    %rdx,%rax
  lea    (%rcx,%rdx,4),%rbx
  lea    0x4(%rcx,%rax,4),%rbp
  jmp    L48
L9:
  mov    $0x20,%edi
  call   <putchar@plt>
L48:
  mov    (%rbx),%edx
  mov    %r12d,%esi
  mov    %r13,%rdi
  xor    %eax,%eax
  add    $0x4,%rbx
  call   <printf@plt>
  cmp    %rbx,%rbp
  jne    L9
L3:
  mov    $0xa,%edi
  add    $0x1,%r15d
  call   <putchar@plt>
  add    %r14d,(%rsp)
  cmp    %r15d,0x4(%rsp)
  jne    L44
L26:
  mov    0x38(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L59
  add    $0x48,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L59:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: tag: D2
data_type: string
name: extract_symbolic_data
arguments: tag: D11
data_type: string

tool: D2: %u

tool: D11: %*u

assistant: ```c
void jerasure_print_matrix(int *m, int rows, int cols, int w) {
  int i, j;
  int fw;
  char s[30];
  unsigned int w2;
  if (w == 32) {
    fw = 10;
  } else {
    w2 = (1 << w);
    sprintf(s, "%u", w2 - 1);
    fw = strlen(s);
  }
  for (i = 0; i < rows; i++) {
    for (j = 0; j < cols; j++) {
      if (j != 0)
        printf(" ");
      printf("%*u", fw, m[i * cols + j]);
    }
    printf("\n");
  }
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<bit_length>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  sub    $0x1,%rax
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  jne    L0
  mov    $0x0,%eax
  jmp    L11
L0:
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <__builtin_clz@plt>
  mov    %rax,%rdx
  mov    $0x20,%eax
  sub    %rdx,%rax
L11:
  leave
  ret
```

assistant: ```c
uint32_t bit_length(uint32_t n) {
  const uint32_t n_minus_1 = n - 1;
  if (n_minus_1 == 0) {
    return 0;
  } else {
    return 32 - __builtin_clz(n_minus_1);
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<bit_length>:
  endbr64
  sub    $0x1,%rdi
  jne    L4
  mov    %rdi,%rax
  ret
L4:
  sub    $0x8,%rsp
  call   <__builtin_clz@plt>
  mov    $0x20,%edi
  sub    %rax,%rdi
  mov    %rdi,%rax
  add    $0x8,%rsp
  ret
```

assistant: ```c
uint32_t bit_length(uint32_t n) {
  const uint32_t n_minus_1 = n - 1;
  if (n_minus_1 == 0) {
    return 0;
  } else {
    return 32 - __builtin_clz(n_minus_1);
  }
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<bit_length>:
  endbr64
  mov    %rdi,%rax
  sub    $0x1,%rax
  jne    L3
  ret
  xchg   %ax,%ax
L3:
  sub    $0x8,%rsp
  mov    %rax,%rdi
  call   <__builtin_clz@plt>
  add    $0x8,%rsp
  mov    %rax,%r8
  mov    $0x20,%eax
  sub    %r8,%rax
  ret
```

assistant: ```c
uint32_t bit_length(uint32_t n) {
  const uint32_t n_minus_1 = n - 1;
  if (n_minus_1 == 0) {
    return 0;
  } else {
    return 32 - __builtin_clz(n_minus_1);
  }
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<bit_length>:
  endbr64
  mov    %rdi,%rax
  sub    $0x1,%rax
  jne    L0
  ret
  xchg   %ax,%ax
L0:
  sub    $0x8,%rsp
  mov    %rax,%rdi
  call   <__builtin_clz@plt>
  add    $0x8,%rsp
  mov    %rax,%r8
  mov    $0x20,%eax
  sub    %r8,%rax
  ret
```

assistant: ```c
uint32_t bit_length(uint32_t n) {
  const uint32_t n_minus_1 = n - 1;
  if (n_minus_1 == 0) {
    return 0;
  } else {
    return 32 - __builtin_clz(n_minus_1);
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<default_calloc>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    %rcx,-0x30(%rbp)
  mov    %r8d,-0x34(%rbp)
  movq   $0x0,-0x10(%rbp)
  mov    -0x20(%rbp),%rax
  imul   -0x28(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  mov    -0x34(%rbp),%ecx
  mov    -0x30(%rbp),%rdx
  mov    -0x8(%rbp),%rsi
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <default_alloc@plt>
  mov    %rax,-0x10(%rbp)
  cmpq   $0x0,-0x10(%rbp)
  je     L4
  mov    -0x8(%rbp),%rdx
  mov    -0x10(%rbp),%rax
  mov    $0x0,%esi
  mov    %rax,%rdi
  call   <memset@plt>
L4:
  mov    -0x10(%rbp),%rax
  leave
  ret
```

assistant: ```c
void *default_calloc(void *data, size_t nbelmts, size_t size, const char *filename, unsigned int fileline) {
  void *mem = NULL;
  const size_t alloc_size = nbelmts * size;
  mem = default_alloc(data, alloc_size, filename, fileline);
  if (mem)
    memset(mem, 0, alloc_size);
  return mem;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<default_calloc>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdx,%rbp
  mov    %rcx,%rdx
  mov    %r8d,%ecx
  imul   %rsi,%rbp
  mov    %rbp,%rsi
  call   <default_alloc@plt>
  mov    %rax,%rbx
  test   %rax,%rax
  je     L4
  mov    %rbp,%rdx
  mov    $0x0,%esi
  mov    %rax,%rdi
  call   <memset@plt>
L4:
  mov    %rbx,%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void *default_calloc(void *data, size_t nbelmts, size_t size, const char *filename, unsigned int fileline) {
  void *mem = NULL;
  const size_t alloc_size = nbelmts * size;
  mem = default_alloc(data, alloc_size, filename, fileline);
  if (mem)
    memset(mem, 0, alloc_size);
  return mem;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<default_calloc>:
  endbr64
  push   %r13
  mov    %rdx,%r13
  mov    %rcx,%rdx
  mov    %r8d,%ecx
  push   %r12
  imul   %rsi,%r13
  sub    $0x8,%rsp
  mov    %r13,%rsi
  call   <default_alloc@plt>
  mov    %rax,%r12
  test   %rax,%rax
  je     L0
  mov    %r13,%rdx
  xor    %esi,%esi
  mov    %rax,%rdi
  call   <memset@plt>
L0:
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
void *default_calloc(void *data, size_t nbelmts, size_t size, const char *filename, unsigned int fileline) {
  void *mem = NULL;
  const size_t alloc_size = nbelmts * size;
  mem = default_alloc(data, alloc_size, filename, fileline);
  if (mem)
    memset(mem, 0, alloc_size);
  return mem;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<default_calloc>:
  endbr64
  push   %r13
  mov    %rdx,%r13
  mov    %rcx,%rdx
  mov    %r8d,%ecx
  push   %r12
  imul   %rsi,%r13
  sub    $0x8,%rsp
  mov    %r13,%rsi
  call   <default_alloc@plt>
  mov    %rax,%r12
  test   %rax,%rax
  je     L5
  mov    %r13,%rdx
  xor    %esi,%esi
  mov    %rax,%rdi
  call   <memset@plt>
L5:
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
void *default_calloc(void *data, size_t nbelmts, size_t size, const char *filename, unsigned int fileline) {
  void *mem = NULL;
  const size_t alloc_size = nbelmts * size;
  mem = default_alloc(data, alloc_size, filename, fileline);
  if (mem)
    memset(mem, 0, alloc_size);
  return mem;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<merge_sort_bottom_up_internal>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x50,%rsp
  mov    %rdi,-0x38(%rbp)
  mov    %rsi,-0x40(%rbp)
  mov    %rdx,-0x48(%rbp)
  movq   $0x1,-0x28(%rbp)
  jmp    L6
L10:
  mov    -0x48(%rbp),%rax
  sub    -0x28(%rbp),%rax
  sub    $0x1,%rax
  mov    %rax,-0x20(%rbp)
L47:
  movq   $0x0,-0x18(%rbp)
  mov    -0x28(%rbp),%rax
  sub    $0x1,%rax
  cmp    %rax,-0x20(%rbp)
  jb     L3
  mov    -0x20(%rbp),%rax
  sub    -0x28(%rbp),%rax
  add    $0x1,%rax
  mov    %rax,-0x18(%rbp)
L3:
  mov    -0x20(%rbp),%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x20(%rbp),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rdi
  mov    -0x10(%rbp),%rcx
  mov    -0x18(%rbp),%rdx
  mov    -0x40(%rbp),%rsi
  mov    -0x38(%rbp),%rax
  mov    %rdi,%r8
  mov    %rax,%rdi
  call   <merge@plt>
  mov    -0x28(%rbp),%rax
  add    %rax,%rax
  cmp    %rax,-0x20(%rbp)
  jb     L29
  mov    -0x28(%rbp),%rax
  add    %rax,%rax
  sub    %rax,-0x20(%rbp)
  jmp    L47
L29:
  nop
  shlq   -0x28(%rbp)
L6:
  mov    -0x28(%rbp),%rax
  cmp    -0x48(%rbp),%rax
  jb     L10
  nop
  nop
  leave
  ret
```

assistant: ```c
void merge_sort_bottom_up_internal(int array[], int temp[], size_t length) {
  for (size_t i = 1; i < length; i = i * 2) {
    size_t j = length - 1 - i;
    for (;;) {
      size_t low = 0;
      if (j >= i - 1) {
        low = j - i + 1;
      }
      size_t middle = j;
      size_t high = j + i;
      merge(array, temp, low, middle, high);
      if (j < i * 2) {
        break;
      }
      j = j - i * 2;
    }
  }
}
```