ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 请从给定的汇编指令推导出C源代码：

```asm
<askQuestions>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %edi,%r14d
  mov    %edx,%r15d
  mov    $0xa,%edi
  call   <pow@plt>
  test   %r14d,%r14d
  jle    L13
  lea    -0x1(%rax),%r12d
  mov    $0x0,%r13d
  mov    $0x0,%ebp
L10:
  mov    %r12d,%edi
  call   <getRandomNum@plt>
  mov    %eax,%ebx
  mov    %r12d,%edi
  call   <getRandomNum@plt>
  mov    %eax,%esi
  mov    %r15d,%edx
  mov    %ebx,%edi
  call   <answerTheQuestion@plt>
  add    %eax,%r13d
  add    $0x1,%ebp
  cmp    %ebp,%r14d
  jne    L10
  pxor   %xmm1,%xmm1
  cvtsi2sd %r13d,%xmm1
  movsd  D58(%rip),%xmm0
  addsd  %xmm0,%xmm1
  divsd  %xmm1,%xmm0
  mulsd  D18(%rip),%xmm0
  cvtsd2ss %xmm0,%xmm0
  movss  D39(%rip),%xmm1
  comiss %xmm0,%xmm1
  jbe    L27
  cvtss2sd %xmm0,%xmm0
  lea    D2(%rip),%rdi
  mov    $0x1,%eax
  call   <printf@plt>
  lea    D66(%rip),%rdi
  call   <puts@plt>
L32:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L13:
  movss  D26(%rip),%xmm0
L27:
  cvtss2sd %xmm0,%xmm0
  lea    D51(%rip),%rdi
  mov    $0x1,%eax
  call   <printf@plt>
  jmp    L32
```

tool_calls: name: disassemble_data
arguments: label: D58
type_guessed: f64
name: disassemble_data
arguments: label: D18
type_guessed: f64
name: disassemble_data
arguments: label: D39
type_guessed: f32
name: disassemble_data
arguments: label: D2
type_guessed: string
name: disassemble_data
arguments: label: D66
type_guessed: string
name: disassemble_data
arguments: label: D26
type_guessed: byte[4]
name: disassemble_data
arguments: label: D51
type_guessed: string

tool: D58: 10

tool: D18: 100

tool: D39: 75

tool: D2: 
Only %.2f%% of your guesses were correct


tool: D66: Please ask your instructor for extra help

tool: {"D26": [0x00,0x00,0xc8,0x42]}

tool: D51: 
Congratulations %.2f%% of your guesses were correct


assistant: ```c
void askQuestions(int n, int level, int problemType) {
  int i, a, b;
  int right = 10;
  int wrong = 0;
  int max = (int)(pow(10, level) - 1);
  for (i = 0; i < n; i++) {
    a = getRandomNum(max);
    b = getRandomNum(max);
    wrong += answerTheQuestion(a, b, problemType);
  }
  float percentage = (10.0 / (10.0 + wrong)) * 100.0;
  if (percentage < 75.0) {
    printf("\nOnly %.2f%% of your guesses were correct\n", percentage);
    printf("Please ask your instructor for extra help\n");
  } else {
    printf("\nCongratulations %.2f%% of your guesses were correct\n", percentage);
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<askQuestions>:
  endbr64
  push   %r15
  push   %r14
  mov    %edx,%r14d
  push   %r13
  mov    %edi,%r13d
  mov    $0xa,%edi
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  call   <pow@plt>
  test   %r13d,%r13d
  jle    L13
  lea    -0x1(%rax),%ebx
  xor    %r12d,%r12d
  xor    %r15d,%r15d
  nopl   0x0(%rax)
L4:
  mov    %ebx,%edi
  add    $0x1,%r15d
  call   <getRandomNum@plt>
  mov    %ebx,%edi
  mov    %eax,%ebp
  call   <getRandomNum@plt>
  mov    %r14d,%edx
  mov    %ebp,%edi
  mov    %eax,%esi
  call   <answerTheQuestion@plt>
  add    %eax,%r12d
  cmp    %r15d,%r13d
  jne    L4
  pxor   %xmm1,%xmm1
  movsd  D46(%rip),%xmm0
  movss  D7(%rip),%xmm2
  cvtsi2sd %r12d,%xmm1
  addsd  %xmm0,%xmm1
  divsd  %xmm1,%xmm0
  pxor   %xmm1,%xmm1
  mulsd  D6(%rip),%xmm0
  cvtsd2ss %xmm0,%xmm0
  comiss %xmm0,%xmm2
  cvtss2sd %xmm0,%xmm1
  jbe    L1
  lea    D28(%rip),%rdi
  movapd %xmm1,%xmm0
  mov    $0x1,%eax
  call   <printf@plt>
  add    $0x8,%rsp
  lea    D56(%rip),%rdi
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  jmp    1090 <puts@plt>
  nopl   0x0(%rax)
L13:
  movsd  D6(%rip),%xmm1
L1:
  add    $0x8,%rsp
  movapd %xmm1,%xmm0
  mov    $0x1,%eax
  pop    %rbx
  lea    D39(%rip),%rdi
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  jmp    10b0 <printf@plt>
```

tool_calls: name: parse_data
arguments: data_tag: D46
datatype: f64
name: parse_data
arguments: data_tag: D7
datatype: f32
name: parse_data
arguments: data_tag: D6
datatype: f64
name: parse_data
arguments: data_tag: D28
datatype: string
name: parse_data
arguments: data_tag: D56
datatype: string
name: parse_data
arguments: data_tag: D39
datatype: string

tool: D46: 10

tool: D7: 75

tool: D6: 100

tool: D28: 
Only %.2f%% of your guesses were correct


tool: D56: Please ask your instructor for extra help

tool: D39: 
Congratulations %.2f%% of your guesses were correct


assistant: ```c
void askQuestions(int n, int level, int problemType) {
  int i, a, b;
  int right = 10;
  int wrong = 0;
  int max = (int)(pow(10, level) - 1);
  for (i = 0; i < n; i++) {
    a = getRandomNum(max);
    b = getRandomNum(max);
    wrong += answerTheQuestion(a, b, problemType);
  }
  float percentage = (10.0 / (10.0 + wrong)) * 100.0;
  if (percentage < 75.0) {
    printf("\nOnly %.2f%% of your guesses were correct\n", percentage);
    printf("Please ask your instructor for extra help\n");
  } else {
    printf("\nCongratulations %.2f%% of your guesses were correct\n", percentage);
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<askQuestions>:
  endbr64
  push   %r15
  push   %r14
  mov    %edx,%r14d
  push   %r13
  mov    %edi,%r13d
  mov    $0xa,%edi
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  call   <pow@plt>
  test   %r13d,%r13d
  jle    L7
  lea    -0x1(%rax),%ebx
  xor    %r12d,%r12d
  xor    %r15d,%r15d
  nopl   0x0(%rax)
L22:
  mov    %ebx,%edi
  add    $0x1,%r15d
  call   <getRandomNum@plt>
  mov    %ebx,%edi
  mov    %eax,%ebp
  call   <getRandomNum@plt>
  mov    %r14d,%edx
  mov    %ebp,%edi
  mov    %eax,%esi
  call   <answerTheQuestion@plt>
  add    %eax,%r12d
  cmp    %r15d,%r13d
  jne    L22
  pxor   %xmm1,%xmm1
  movsd  D23(%rip),%xmm0
  movss  D44(%rip),%xmm2
  cvtsi2sd %r12d,%xmm1
  addsd  %xmm0,%xmm1
  divsd  %xmm1,%xmm0
  pxor   %xmm1,%xmm1
  mulsd  D34(%rip),%xmm0
  cvtsd2ss %xmm0,%xmm0
  comiss %xmm0,%xmm2
  cvtss2sd %xmm0,%xmm1
  jbe    L2
  lea    D66(%rip),%rdi
  movapd %xmm1,%xmm0
  mov    $0x1,%eax
  call   <printf@plt>
  add    $0x8,%rsp
  lea    D10(%rip),%rdi
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  jmp    1090 <puts@plt>
  nopl   0x0(%rax)
L7:
  movsd  D34(%rip),%xmm1
L2:
  add    $0x8,%rsp
  movapd %xmm1,%xmm0
  mov    $0x1,%eax
  pop    %rbx
  lea    D26(%rip),%rdi
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  jmp    10b0 <printf@plt>
```

tool_calls: name: disassemble_data
arguments: tag: D23
type_infered: f64
name: disassemble_data
arguments: tag: D44
type_infered: f32
name: disassemble_data
arguments: tag: D34
type_infered: f64
name: disassemble_data
arguments: tag: D66
type_infered: string
name: disassemble_data
arguments: tag: D10
type_infered: string
name: disassemble_data
arguments: tag: D26
type_infered: string

tool: D23: 10

tool: D44: 75

tool: D34: 100

tool: D66: 
Only %.2f%% of your guesses were correct


tool: D10: Please ask your instructor for extra help

tool: D26: 
Congratulations %.2f%% of your guesses were correct


assistant: ```c
void askQuestions(int n, int level, int problemType) {
  int i, a, b;
  int right = 10;
  int wrong = 0;
  int max = (int)(pow(10, level) - 1);
  for (i = 0; i < n; i++) {
    a = getRandomNum(max);
    b = getRandomNum(max);
    wrong += answerTheQuestion(a, b, problemType);
  }
  float percentage = (10.0 / (10.0 + wrong)) * 100.0;
  if (percentage < 75.0) {
    printf("\nOnly %.2f%% of your guesses were correct\n", percentage);
    printf("Please ask your instructor for extra help\n");
  } else {
    printf("\nCongratulations %.2f%% of your guesses were correct\n", percentage);
  }
}
```
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    $0x30,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movl   $0x2,-0x30(%rbp)
  movl   $0x3,-0x2c(%rbp)
  movl   $0x5,-0x28(%rbp)
  movl   $0x7,-0x24(%rbp)
  movl   $0xb,-0x20(%rbp)
  movl   $0xd,-0x1c(%rbp)
  movl   $0x11,-0x18(%rbp)
  movl   $0x13,-0x14(%rbp)
  movl   $0x17,-0x10(%rbp)
  movl   $0x1d,-0xc(%rbp)
  lea    -0x30(%rbp),%rax
  mov    $0x6,%edx
  mov    $0x3,%esi
  mov    %rax,%rdi
  call   <slice@plt>
  mov    $0x0,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L7
  call   <__stack_chk_fail@plt>
L7:
  leave
  ret
```

assistant: ```c
int main(void) {
  int myarray[] = {2, 3, 5, 7, 11, 13, 17, 19, 23, 29};
  slice(myarray, 3, 6);
  return 0;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<main>:
  endbr64
  sub    $0x38,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  movl   $0x2,(%rsp)
  movl   $0x3,0x4(%rsp)
  movl   $0x5,0x8(%rsp)
  movl   $0x7,0xc(%rsp)
  movl   $0xb,0x10(%rsp)
  movl   $0xd,0x14(%rsp)
  movl   $0x11,0x18(%rsp)
  movl   $0x13,0x1c(%rsp)
  movl   $0x17,0x20(%rsp)
  movl   $0x1d,0x24(%rsp)
  mov    %rsp,%rdi
  mov    $0x6,%edx
  mov    $0x3,%esi
  call   <slice@plt>
  mov    0x28(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L1
  mov    $0x0,%eax
  add    $0x38,%rsp
  ret
L1:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int main(void) {
  int myarray[] = {2, 3, 5, 7, 11, 13, 17, 19, 23, 29};
  slice(myarray, 3, 6);
  return 0;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<main>:
  endbr64
  sub    $0x38,%rsp
  mov    $0x6,%edx
  mov    $0x3,%esi
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  movabs $0x300000002,%rax
  mov    %rsp,%rdi
  mov    %rax,(%rsp)
  movabs $0x700000005,%rax
  mov    %rax,0x8(%rsp)
  movabs $0xd0000000b,%rax
  mov    %rax,0x10(%rsp)
  movabs $0x1300000011,%rax
  mov    %rax,0x18(%rsp)
  movabs $0x1d00000017,%rax
  mov    %rax,0x20(%rsp)
  call   <slice@plt>
  mov    0x28(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L7
  xor    %eax,%eax
  add    $0x38,%rsp
  ret
L7:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int main(void) {
  int myarray[] = {2, 3, 5, 7, 11, 13, 17, 19, 23, 29};
  slice(myarray, 3, 6);
  return 0;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<main>:
  endbr64
  sub    $0x38,%rsp
  mov    $0x6,%edx
  mov    $0x3,%esi
  movdqa D29(%rip),%xmm0
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  mov    D25(%rip),%rax
  mov    %rsp,%rdi
  movaps %xmm0,(%rsp)
  movdqa D5(%rip),%xmm0
  mov    %rax,0x20(%rsp)
  movaps %xmm0,0x10(%rsp)
  call   <slice@plt>
  mov    0x28(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L6
  xor    %eax,%eax
  add    $0x38,%rsp
  ret
L6:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: label: D29
type_guessed: byte[16]
name: parse_data
arguments: label: D25
type_guessed: byte[8]
name: parse_data
arguments: label: D5
type_guessed: byte[16]

tool: {"D29": [0x02,0x00,0x00,0x00,0x03,0x00,0x00,0x00,0x05,0x00,0x00,0x00,0x07,0x00,0x00,0x00]}

tool: {"D25": [0x17,0x00,0x00,0x00,0x1d,0x00,0x00,0x00]}

tool: {"D5": [0x0b,0x00,0x00,0x00,0x0d,0x00,0x00,0x00,0x11,0x00,0x00,0x00,0x13,0x00,0x00,0x00]}

assistant: ```c
int main(void) {
  int myarray[] = {2, 3, 5, 7, 11, 13, 17, 19, 23, 29};
  slice(myarray, 3, 6);
  return 0;
}
```
user: Translate the below assembly code into C programming language:

```asm
<strncmp_nocase>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %edx,-0x24(%rbp)
  movl   $0x0,-0xc(%rbp)
  jmp    L42
L103:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L109
  mov    $0xffffffff,%eax
  jmp    L93
L109:
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L11
  mov    $0x1,%eax
  jmp    L93
L11:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%edx
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  cmp    %al,%dl
  je     L41
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isascii@plt>
  test   %rax,%rax
  je     L71
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isupper@plt>
  test   %rax,%rax
  je     L71
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <tolower@plt>
  movsbl %al,%eax
  jmp    L5
L71:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
L5:
  mov    %eax,-0x8(%rbp)
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isascii@plt>
  test   %rax,%rax
  je     L85
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isupper@plt>
  test   %rax,%rax
  je     L85
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <tolower@plt>
  movsbl %al,%eax
  jmp    L89
L85:
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
L89:
  mov    %eax,-0x4(%rbp)
  mov    -0x8(%rbp),%eax
  cmp    -0x4(%rbp),%eax
  je     L41
  mov    -0x4(%rbp),%eax
  sub    -0x8(%rbp),%eax
  jmp    L93
L41:
  addl   $0x1,-0xc(%rbp)
  addq   $0x1,-0x18(%rbp)
  addq   $0x1,-0x20(%rbp)
L42:
  mov    -0xc(%rbp),%eax
  cmp    -0x24(%rbp),%eax
  jl     L103
  mov    $0x0,%eax
L93:
  leave
  ret
```

assistant: ```c
int strncmp_nocase(char *a, char *b, int n) {
  int i;
  int a1, b1;
  for (i = 0; i < n; i++, a++, b++) {
    if (!*a)
      return -1;
    if (!*b)
      return 1;
    if (*a != *b) {
      a1 = (isascii(*a) && isupper(*a)) ? tolower(*a) : *a;
      b1 = (isascii(*b) && isupper(*b)) ? tolower(*b) : *b;
      if (a1 != b1)
        return b1 - a1;
    }
  }
  return 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<strncmp_nocase>:
  endbr64
  test   %edx,%edx
  jle    L3
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbx
  mov    %rsi,%rbp
  mov    %edx,%edx
  lea    (%rdi,%rdx,1),%r12
  jmp    L35
L43:
  movsbl (%rbx),%edi
  call   <isupper@plt>
  test   %rax,%rax
  je     L151
  movsbl (%rbx),%edi
  call   <tolower@plt>
  movsbl %al,%r13d
  jmp    L113
L135:
  movsbl 0x0(%rbp),%eax
L54:
  cmp    %eax,%r13d
  jne    L16
L83:
  add    $0x1,%rbx
  add    $0x1,%rbp
  cmp    %r12,%rbx
  je     L141
L35:
  movzbl (%rbx),%edi
  test   %dil,%dil
  je     L56
  movzbl 0x0(%rbp),%eax
  test   %al,%al
  je     L50
  cmp    %al,%dil
  je     L83
  movsbl %dil,%edi
  call   <isascii@plt>
  test   %rax,%rax
  jne    L43
L151:
  movsbl (%rbx),%r13d
L113:
  movsbl 0x0(%rbp),%edi
  call   <isascii@plt>
  test   %rax,%rax
  je     L135
  movsbl 0x0(%rbp),%edi
  call   <isupper@plt>
  test   %rax,%rax
  je     L135
  movsbl 0x0(%rbp),%edi
  call   <tolower@plt>
  movsbl %al,%eax
  jmp    L54
L16:
  sub    %r13d,%eax
  jmp    L153
L141:
  mov    $0x0,%eax
  jmp    L153
L3:
  mov    $0x0,%eax
  ret
L56:
  mov    $0xffffffff,%eax
L153:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L50:
  mov    $0x1,%eax
  jmp    L153
```

assistant: ```c
int strncmp_nocase(char *a, char *b, int n) {
  int i;
  int a1, b1;
  for (i = 0; i < n; i++, a++, b++) {
    if (!*a)
      return -1;
    if (!*b)
      return 1;
    if (*a != *b) {
      a1 = (isascii(*a) && isupper(*a)) ? tolower(*a) : *a;
      b1 = (isascii(*b) && isupper(*b)) ? tolower(*b) : *b;
      if (a1 != b1)
        return b1 - a1;
    }
  }
  return 0;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<strncmp_nocase>:
  endbr64
  test   %edx,%edx
  jle    L80
  push   %r13
  movslq %edx,%rdx
  push   %r12
  lea    (%rdi,%rdx,1),%r12
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x8,%rsp
  jmp    L38
  nopl   (%rax)
L8:
  movsbl 0x0(%rbp),%edi
  movsbl (%rbx),%r13d
  call   <isascii@plt>
  test   %rax,%rax
  jne    L32
L121:
  movsbl 0x0(%rbp),%eax
  cmp    %eax,%r13d
  jne    L40
L85:
  add    $0x1,%rbx
  add    $0x1,%rbp
  cmp    %rbx,%r12
  je     L46
L38:
  movsbl (%rbx),%edi
  test   %dil,%dil
  je     L17
  movzbl 0x0(%rbp),%eax
  test   %al,%al
  je     L75
  cmp    %al,%dil
  je     L85
  call   <isascii@plt>
  test   %rax,%rax
  je     L8
  movsbl (%rbx),%edi
  call   <isupper@plt>
  test   %rax,%rax
  je     L8
  movsbl (%rbx),%edi
  call   <tolower@plt>
  movsbl 0x0(%rbp),%edi
  movsbl %al,%r13d
  call   <isascii@plt>
  test   %rax,%rax
  je     L121
  xchg   %ax,%ax
L32:
  movsbl 0x0(%rbp),%edi
  call   <isupper@plt>
  test   %rax,%rax
  je     L121
  movsbl 0x0(%rbp),%edi
  call   <tolower@plt>
  movsbl %al,%eax
  cmp    %eax,%r13d
  je     L85
L40:
  add    $0x8,%rsp
  sub    %r13d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   (%rax)
L17:
  add    $0x8,%rsp
  mov    $0xffffffff,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L46:
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   (%rax)
L75:
  add    $0x8,%rsp
  mov    $0x1,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L80:
  xor    %eax,%eax
  ret
```

assistant: ```c
int strncmp_nocase(char *a, char *b, int n) {
  int i;
  int a1, b1;
  for (i = 0; i < n; i++, a++, b++) {
    if (!*a)
      return -1;
    if (!*b)
      return 1;
    if (*a != *b) {
      a1 = (isascii(*a) && isupper(*a)) ? tolower(*a) : *a;
      b1 = (isascii(*b) && isupper(*b)) ? tolower(*b) : *b;
      if (a1 != b1)
        return b1 - a1;
    }
  }
  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
<strncmp_nocase>:
  endbr64
  test   %edx,%edx
  jle    L86
  push   %r13
  movslq %edx,%rdx
  push   %r12
  lea    (%rdi,%rdx,1),%r12
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x8,%rsp
  jmp    L26
  nopl   (%rax)
L62:
  movsbl 0x0(%rbp),%edi
  movsbl (%rbx),%r13d
  call   <isascii@plt>
  test   %rax,%rax
  jne    L72
L68:
  movsbl 0x0(%rbp),%eax
  cmp    %eax,%r13d
  jne    L92
L41:
  add    $0x1,%rbx
  add    $0x1,%rbp
  cmp    %rbx,%r12
  je     L38
L26:
  movsbl (%rbx),%edi
  test   %dil,%dil
  je     L110
  movzbl 0x0(%rbp),%eax
  test   %al,%al
  je     L128
  cmp    %al,%dil
  je     L41
  call   <isascii@plt>
  test   %rax,%rax
  je     L62
  movsbl (%rbx),%edi
  call   <isupper@plt>
  test   %rax,%rax
  je     L62
  movsbl (%rbx),%edi
  call   <tolower@plt>
  movsbl 0x0(%rbp),%edi
  movsbl %al,%r13d
  call   <isascii@plt>
  test   %rax,%rax
  je     L68
  xchg   %ax,%ax
L72:
  movsbl 0x0(%rbp),%edi
  call   <isupper@plt>
  test   %rax,%rax
  je     L68
  movsbl 0x0(%rbp),%edi
  call   <tolower@plt>
  movsbl %al,%eax
  cmp    %eax,%r13d
  je     L41
L92:
  add    $0x8,%rsp
  sub    %r13d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   (%rax)
L110:
  add    $0x8,%rsp
  mov    $0xffffffff,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L38:
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   (%rax)
L128:
  add    $0x8,%rsp
  mov    $0x1,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L86:
  xor    %eax,%eax
  ret
```

assistant: ```c
int strncmp_nocase(char *a, char *b, int n) {
  int i;
  int a1, b1;
  for (i = 0; i < n; i++, a++, b++) {
    if (!*a)
      return -1;
    if (!*b)
      return 1;
    if (*a != *b) {
      a1 = (isascii(*a) && isupper(*a)) ? tolower(*a) : *a;
      b1 = (isascii(*b) && isupper(*b)) ? tolower(*b) : *b;
      if (a1 != b1)
        return b1 - a1;
    }
  }
  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
<writen>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %edx,-0x18(%rbp)
  jmp    L7
L34:
  mov    -0x18(%rbp),%edx
  mov    -0x20(%rbp),%rcx
  mov    -0x14(%rbp),%eax
  mov    %rcx,%rsi
  mov    %eax,%edi
  call   <write@plt>
  mov    %eax,-0x4(%rbp)
  cmpl   $0xffffffff,-0x4(%rbp)
  jne    L19
  mov    $0xffffffff,%eax
  jmp    L38
L19:
  mov    -0x4(%rbp),%eax
  cltq
  add    %rax,-0x20(%rbp)
  mov    -0x4(%rbp),%eax
  sub    %eax,-0x18(%rbp)
L7:
  cmpl   $0x0,-0x18(%rbp)
  jg     L34
  mov    $0x0,%eax
L38:
  leave
  ret
```

assistant: ```c
int writen(int fd, void *data, int n) {
  int m;
  while (n > 0) {
    m = write(fd, data, n);
    if (m == -1)
      return -1;
    data += m;
    n -= m;
  }
  return 0;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<writen>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %edi,%r12d
  mov    %rsi,%rbp
  mov    %edx,%ebx
  test   %edx,%edx
  jle    L38
L8:
  mov    %ebx,%edx
  mov    %rbp,%rsi
  mov    %r12d,%edi
  call   <write@plt>
  cmp    $0xffffffff,%eax
  je     L19
  movslq %eax,%rdx
  add    %rdx,%rbp
  sub    %eax,%ebx
  test   %ebx,%ebx
  jg     L8
  mov    $0x0,%eax
L19:
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L38:
  mov    $0x0,%eax
  jmp    L19
```

assistant: ```c
int writen(int fd, void *data, int n) {
  int m;
  while (n > 0) {
    m = write(fd, data, n);
    if (m == -1)
      return -1;
    data += m;
    n -= m;
  }
  return 0;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<writen>:
  endbr64
  test   %edx,%edx
  jle    L36
  push   %r12
  mov    %edi,%r12d
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  mov    %edx,%ebx
  jmp    L24
  cs nopw 0x0(%rax,%rax,1)
L18:
  movslq %eax,%rdx
  sub    %eax,%ebx
  add    %rdx,%rbp
  test   %ebx,%ebx
  jle    L17
L24:
  mov    %ebx,%edx
  mov    %rbp,%rsi
  mov    %r12d,%edi
  call   <write@plt>
  cmp    $0xffffffff,%eax
  jne    L18
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopl   0x0(%rax,%rax,1)
L17:
  pop    %rbx
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  ret
L36:
  xor    %eax,%eax
  ret
```

assistant: ```c
int writen(int fd, void *data, int n) {
  int m;
  while (n > 0) {
    m = write(fd, data, n);
    if (m == -1)
      return -1;
    data += m;
    n -= m;
  }
  return 0;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<writen>:
  endbr64
  test   %edx,%edx
  jle    L37
  push   %r12
  mov    %edi,%r12d
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  mov    %edx,%ebx
  jmp    L17
  cs nopw 0x0(%rax,%rax,1)
L18:
  movslq %eax,%rdx
  sub    %eax,%ebx
  add    %rdx,%rbp
  test   %ebx,%ebx
  jle    L38
L17:
  mov    %ebx,%edx
  mov    %rbp,%rsi
  mov    %r12d,%edi
  call   <write@plt>
  cmp    $0xffffffff,%eax
  jne    L18
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopl   0x0(%rax,%rax,1)
L38:
  pop    %rbx
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  ret
L37:
  xor    %eax,%eax
  ret
```

assistant: ```c
int writen(int fd, void *data, int n) {
  int m;
  while (n > 0) {
    m = write(fd, data, n);
    if (m == -1)
      return -1;
    data += m;
    n -= m;
  }
  return 0;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<ps_put_char>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %edi,%eax
  mov    %rsi,-0x30(%rbp)
  mov    %rdx,-0x38(%rbp)
  mov    %al,-0x24(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x30(%rbp),%rax
  movss  (%rax),%xmm0
  movss  %xmm0,-0x14(%rbp)
  mov    -0x38(%rbp),%rax
  movss  (%rax),%xmm0
  movss  %xmm0,-0x10(%rbp)
  movzbl -0x24(%rbp),%eax
  mov    %al,-0xc(%rbp)
  movb   $0x0,-0xb(%rbp)
  pxor   %xmm0,%xmm0
  cvtss2sd -0x10(%rbp),%xmm0
  pxor   %xmm2,%xmm2
  cvtss2sd -0x14(%rbp),%xmm2
  movq   %xmm2,%rdx
  lea    -0xc(%rbp),%rax
  mov    $0x0,%esi
  movapd %xmm0,%xmm1
  movq   %rdx,%xmm0
  mov    %rax,%rdi
  mov    $0x2,%eax
  call   <ps_text2@plt>
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L7
  call   <__stack_chk_fail@plt>
L7:
  leave
  ret
```

assistant: ```c
void ps_put_char(ch, x, y) char ch;
float *x, *y;
{
  float xp = *x, yp = *y;
  char str[4];
  str[0] = ch;
  str[1] = '\0';
  ps_text2(str, xp, yp, 0);
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<ps_put_char>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    %dil,0x4(%rsp)
  movb   $0x0,0x5(%rsp)
  pxor   %xmm0,%xmm0
  cvtss2sd (%rsi),%xmm0
  lea    0x4(%rsp),%rdi
  mov    $0x0,%esi
  pxor   %xmm1,%xmm1
  cvtss2sd (%rdx),%xmm1
  mov    $0x2,%eax
  call   <ps_text2@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L2
  add    $0x18,%rsp
  ret
L2:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void ps_put_char(ch, x, y) char ch;
float *x, *y;
{
  float xp = *x, yp = *y;
  char str[4];
  str[0] = ch;
  str[1] = '\0';
  ps_text2(str, xp, yp, 0);
}
```