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

```asm
<integral>:
  endbr64
  subss  %xmm0,%xmm1
  movaps %xmm0,%xmm2
  pxor   %xmm0,%xmm0
  push   %r12
  cvtsi2ss %esi,%xmm0
  push   %rbp
  push   %rbx
  divss  %xmm0,%xmm1
  sub    $0x10,%rsp
  movss  %xmm1,0x4(%rsp)
  cmp    $0x1,%esi
  jle    L17
  mov    %rdi,%r12
  mov    %esi,%ebp
  pxor   %xmm1,%xmm1
  mov    $0x1,%ebx
  nopl   0x0(%rax,%rax,1)
L0:
  addss  0x4(%rsp),%xmm2
  movss  %xmm1,0xc(%rsp)
  add    $0x1,%ebx
  movaps %xmm2,%xmm0
  movss  %xmm2,0x8(%rsp)
  call   *%r12
  mulss  0x4(%rsp),%xmm0
  movss  0xc(%rsp),%xmm1
  cmp    %ebx,%ebp
  movss  0x8(%rsp),%xmm2
  addss  %xmm0,%xmm1
  jne    L0
  add    $0x10,%rsp
  movaps %xmm1,%xmm0
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopl   0x0(%rax)
L17:
  add    $0x10,%rsp
  pxor   %xmm1,%xmm1
  pop    %rbx
  movaps %xmm1,%xmm0
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
float integral(float (*p)(float), float a, float b, int n) {
  int i;
  float x, r, s;
  r = (b - a) / n;
  x = a;
  s = 0;
  for (i = 1; i < n; i++) {
    x = x + r;
    s = s + (*p)(x)*r;
  }
  return (s);
}
```
user: Translate the below assembly code into C programming language:

```asm
<vh_osdep_init>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  movl   $0x0,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
int vh_osdep_init(void) {
  int rc = 0;
  return rc;
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<vh_osdep_init>:
  endbr64
  mov    $0x0,%eax
  ret
```

assistant: ```c
int vh_osdep_init(void) {
  int rc = 0;
  return rc;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<vh_osdep_init>:
  endbr64
  xor    %eax,%eax
  ret
```

assistant: ```c
int vh_osdep_init(void) {
  int rc = 0;
  return rc;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<vh_osdep_init>:
  endbr64
  xor    %eax,%eax
  ret
```

assistant: ```c
int vh_osdep_init(void) {
  int rc = 0;
  return rc;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movl   $0x0,-0x14(%rbp)
  movl   $0x0,-0x10(%rbp)
  movl   $0x0,-0xc(%rbp)
  lea    -0x10(%rbp),%rdx
  lea    -0x14(%rbp),%rax
  mov    %rax,%rsi
  lea    D11(%rip),%rax
  mov    %rax,%rdi
  call   <scanf@plt>
  mov    %eax,-0xc(%rbp)
  mov    -0x10(%rbp),%edx
  mov    -0x14(%rbp),%eax
  mov    %edx,%esi
  mov    %eax,%edi
  call   <solve@plt>
  mov    %eax,%esi
  lea    D10(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L9
  call   <__stack_chk_fail@plt>
L9:
  leave
  ret
```

tool_calls: name: unpack_data
arguments: tag: D11
datatype: string
name: unpack_data
arguments: tag: D10
datatype: string

tool: D11: %d %d

tool: D10: %d

assistant: ```c
int main() {
  int a = 0, b = 0, res = 0;
  res = scanf("%d %d", &a, &b);
  printf("%d", solve(a, b));
  return 0;
}
```
user: Translate the below assembly code into C programming language:

```asm
<main>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  movl   $0x0,(%rsp)
  movl   $0x0,0x4(%rsp)
  lea    0x4(%rsp),%rdx
  mov    %rsp,%rsi
  lea    D6(%rip),%rdi
  call   <scanf@plt>
  mov    0x4(%rsp),%esi
  mov    (%rsp),%edi
  call   <solve@plt>
  mov    %eax,%esi
  lea    D4(%rip),%rdi
  call   <printf@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L3
  mov    $0x0,%eax
  add    $0x18,%rsp
  ret
L3:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: data_tag: D6
type_infered: string
name: retrieve_data
arguments: data_tag: D4
type_infered: string

tool: D6: %d %d

tool: D4: %d

assistant: ```c
int main() {
  int a = 0, b = 0, res = 0;
  res = scanf("%d %d", &a, &b);
  printf("%d", solve(a, b));
  return 0;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<main>:
  endbr64
  sub    $0x18,%rsp
  lea    D7(%rip),%rdi
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rdx
  mov    %rsp,%rsi
  movl   $0x0,(%rsp)
  movl   $0x0,0x4(%rsp)
  call   <scanf@plt>
  mov    0x4(%rsp),%esi
  mov    (%rsp),%edi
  call   <solve@plt>
  lea    D16(%rip),%rdi
  mov    %eax,%esi
  call   <printf@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L2
  xor    %eax,%eax
  add    $0x18,%rsp
  ret
L2:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: label: D7
type: string
name: retrieve_data
arguments: label: D16
type: string

tool: D7: %d %d

tool: D16: %d

assistant: ```c
int main() {
  int a = 0, b = 0, res = 0;
  res = scanf("%d %d", &a, &b);
  printf("%d", solve(a, b));
  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
<main>:
  endbr64
  sub    $0x18,%rsp
  lea    D13(%rip),%rdi
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rdx
  mov    %rsp,%rsi
  movl   $0x0,(%rsp)
  movl   $0x0,0x4(%rsp)
  call   <scanf@plt>
  mov    0x4(%rsp),%esi
  mov    (%rsp),%edi
  call   <solve@plt>
  lea    D17(%rip),%rdi
  mov    %eax,%esi
  call   <printf@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L5
  xor    %eax,%eax
  add    $0x18,%rsp
  ret
L5:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: data_label: D13
data_type: string
name: read_data
arguments: data_label: D17
data_type: string

tool: D13: %d %d

tool: D17: %d

assistant: ```c
int main() {
  int a = 0, b = 0, res = 0;
  res = scanf("%d %d", &a, &b);
  printf("%d", solve(a, b));
  return 0;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<fd2epb>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <fd2jd@plt>
  pxor   %xmm0,%xmm0
  cvtsi2sd %eax,%xmm0
  movsd  %xmm0,-0x8(%rbp)
  movsd  D5(%rip),%xmm0
  comisd -0x8(%rbp),%xmm0
  jbe    L10
  movsd  -0x8(%rbp),%xmm0
  movsd  D2(%rip),%xmm1
  divsd  %xmm1,%xmm0
  jmp    L18
L10:
  mov    -0x8(%rbp),%rax
  movq   %rax,%xmm0
  mov    $0x1,%eax
  call   <jd2epb@plt>
  pxor   %xmm0,%xmm0
  cvtsi2sd %eax,%xmm0
L18:
  movq   %xmm0,%rax
  movq   %rax,%xmm0
  leave
  ret
```

tool_calls: name: unpack_data
arguments: data_tag: D5
type: f64
name: unpack_data
arguments: data_tag: D2
type: f64

tool: D5: 1

tool: D2: 365.242198781

assistant: ```c
double fd2epb(string)
char *string;
{
  double dj;
  dj = fd2jd(string);
  if (dj < 1.0)
    return (dj / 365.242198781);
  else
    return (jd2epb(dj));
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<fd2epb>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x0,%eax
  call   <fd2jd@plt>
  pxor   %xmm0,%xmm0
  cvtsi2sd %eax,%xmm0
  test   %eax,%eax
  jg     L9
  divsd  D5(%rip),%xmm0
L15:
  add    $0x8,%rsp
  ret
L9:
  mov    $0x1,%eax
  call   <jd2epb@plt>
  pxor   %xmm0,%xmm0
  cvtsi2sd %eax,%xmm0
  jmp    L15
```

tool_calls: name: retrieve_data
arguments: data_tag: D5
data_type: f64

tool: D5: 365.242198781

assistant: ```c
double fd2epb(string)
char *string;
{
  double dj;
  dj = fd2jd(string);
  if (dj < 1.0)
    return (dj / 365.242198781);
  else
    return (jd2epb(dj));
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<fd2epb>:
  endbr64
  sub    $0x8,%rsp
  xor    %eax,%eax
  call   <fd2jd@plt>
  pxor   %xmm0,%xmm0
  cvtsi2sd %eax,%xmm0
  test   %eax,%eax
  jg     L4
  divsd  D8(%rip),%xmm0
  add    $0x8,%rsp
  ret
  nopl   0x0(%rax,%rax,1)
L4:
  mov    $0x1,%eax
  call   <jd2epb@plt>
  pxor   %xmm0,%xmm0
  add    $0x8,%rsp
  cvtsi2sd %eax,%xmm0
  ret
```

tool_calls: name: parse_data
arguments: data_label: D8
type_guessed: f64

tool: D8: 365.242198781

assistant: ```c
double fd2epb(string)
char *string;
{
  double dj;
  dj = fd2jd(string);
  if (dj < 1.0)
    return (dj / 365.242198781);
  else
    return (jd2epb(dj));
}
```
user: What is the c source code of the assembly code below?

```asm
<fd2epb>:
  endbr64
  sub    $0x8,%rsp
  xor    %eax,%eax
  call   <fd2jd@plt>
  pxor   %xmm0,%xmm0
  cvtsi2sd %eax,%xmm0
  test   %eax,%eax
  jg     L4
  divsd  D4(%rip),%xmm0
  add    $0x8,%rsp
  ret
  nopl   0x0(%rax,%rax,1)
L4:
  mov    $0x1,%eax
  call   <jd2epb@plt>
  pxor   %xmm0,%xmm0
  add    $0x8,%rsp
  cvtsi2sd %eax,%xmm0
  ret
```

tool_calls: name: extract_symbolic_data
arguments: tag: D4
type: f64

tool: D4: 365.242198781

assistant: ```c
double fd2epb(string)
char *string;
{
  double dj;
  dj = fd2jd(string);
  if (dj < 1.0)
    return (dj / 365.242198781);
  else
    return (jd2epb(dj));
}
```
user: What is the c source code of the assembly code below?

```asm
<return_service_requested>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %edi,-0x4(%rbp)
  mov    %rsi,-0x10(%rbp)
  cmpq   $0x0,-0x10(%rbp)
  setne  %al
  movzbl %al,%eax
  mov    %eax,%edi
  call   <assert@plt>
  mov    -0x10(%rbp),%rax
  mov    %rax,%rsi
  lea    D26(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  lea    0x1(%rax),%rdx
  mov    -0x10(%rbp),%rcx
  mov    -0x4(%rbp),%eax
  mov    %rcx,%rsi
  mov    %eax,%edi
  call   <write@plt>
  test   %eax,%eax
  jne    L4
  lea    D10(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    $0x0,%eax
  jmp    L5
L4:
  lea    D3(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    -0x4(%rbp),%eax
  mov    %eax,%edi
  call   <read_some@plt>
L5:
  leave
  ret
```

tool_calls: name: retrieve_data
arguments: data_label: D26
datatype: string
name: retrieve_data
arguments: data_label: D10
datatype: string
name: retrieve_data
arguments: data_label: D3
datatype: string

tool: D26: [DEBUG] Sending message: %s


tool: D10: [ERROR] Write failed.

tool: D3: [DEBUG] Awaiting response...

assistant: ```c
char *return_service_requested(int connfd, char *msg) {
  assert(msg != NULL);
  if (1)
    printf("[DEBUG] Sending message: %s\n", msg);
  if (!write(connfd, msg, strlen(msg) + 1)) {
    printf("[ERROR] Write failed.\n");
    return NULL;
  }
  if (1)
    printf("[DEBUG] Awaiting response...\n");
  return read_some(connfd);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<return_service_requested>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %edi,%ebp
  mov    %rsi,%rbx
  test   %rsi,%rsi
  setne  %dil
  movzbl %dil,%edi
  call   <assert@plt>
  mov    %rbx,%rsi
  lea    D8(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    %rbx,%rdi
  call   <strlen@plt>
  lea    0x1(%rax),%rdx
  mov    %rbx,%rsi
  mov    %ebp,%edi
  call   <write@plt>
  test   %eax,%eax
  je     L14
  lea    D27(%rip),%rdi
  call   <puts@plt>
  mov    %ebp,%edi
  call   <read_some@plt>
L9:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
L14:
  lea    D21(%rip),%rdi
  call   <puts@plt>
  mov    $0x0,%eax
  jmp    L9
```

tool_calls: name: parse_data
arguments: tag: D8
type_infered: string
name: parse_data
arguments: tag: D27
type_infered: string
name: parse_data
arguments: tag: D21
type_infered: string

tool: D8: [DEBUG] Sending message: %s


tool: D27: [DEBUG] Awaiting response...

tool: D21: [ERROR] Write failed.

assistant: ```c
char *return_service_requested(int connfd, char *msg) {
  assert(msg != NULL);
  if (1)
    printf("[DEBUG] Sending message: %s\n", msg);
  if (!write(connfd, msg, strlen(msg) + 1)) {
    printf("[ERROR] Write failed.\n");
    return NULL;
  }
  if (1)
    printf("[DEBUG] Awaiting response...\n");
  return read_some(connfd);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<return_service_requested>:
  endbr64
  push   %r12
  mov    %edi,%r12d
  xor    %edi,%edi
  push   %rbp
  mov    %rsi,%rbp
  sub    $0x8,%rsp
  test   %rsi,%rsi
  setne  %dil
  call   <assert@plt>
  mov    %rbp,%rsi
  lea    D7(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  mov    %rbp,%rdi
  call   <strlen@plt>
  mov    %rbp,%rsi
  mov    %r12d,%edi
  lea    0x1(%rax),%rdx
  call   <write@plt>
  test   %eax,%eax
  je     L4
  lea    D14(%rip),%rdi
  call   <puts@plt>
  add    $0x8,%rsp
  mov    %r12d,%edi
  pop    %rbp
  pop    %r12
  jmp    10f0 <read_some@plt>
  cs nopw 0x0(%rax,%rax,1)
L4:
  lea    D27(%rip),%rdi
  call   <puts@plt>
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  ret
```

tool_calls: name: read_data
arguments: data_label: D7
type_infered: string
name: read_data
arguments: data_label: D14
type_infered: string
name: read_data
arguments: data_label: D27
type_infered: string

tool: D7: [DEBUG] Sending message: %s


tool: D14: [DEBUG] Awaiting response...

tool: D27: [ERROR] Write failed.

assistant: ```c
char *return_service_requested(int connfd, char *msg) {
  assert(msg != NULL);
  if (1)
    printf("[DEBUG] Sending message: %s\n", msg);
  if (!write(connfd, msg, strlen(msg) + 1)) {
    printf("[ERROR] Write failed.\n");
    return NULL;
  }
  if (1)
    printf("[DEBUG] Awaiting response...\n");
  return read_some(connfd);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<return_service_requested>:
  endbr64
  push   %r12
  mov    %edi,%r12d
  xor    %edi,%edi
  push   %rbp
  mov    %rsi,%rbp
  sub    $0x8,%rsp
  test   %rsi,%rsi
  setne  %dil
  call   <assert@plt>
  mov    %rbp,%rsi
  lea    D9(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  mov    %rbp,%rdi
  call   <strlen@plt>
  mov    %rbp,%rsi
  mov    %r12d,%edi
  lea    0x1(%rax),%rdx
  call   <write@plt>
  test   %eax,%eax
  je     L1
  lea    D23(%rip),%rdi
  call   <puts@plt>
  add    $0x8,%rsp
  mov    %r12d,%edi
  pop    %rbp
  pop    %r12
  jmp    10f0 <read_some@plt>
  cs nopw 0x0(%rax,%rax,1)
L1:
  lea    D6(%rip),%rdi
  call   <puts@plt>
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  ret
```

tool_calls: name: unpack_data
arguments: data_tag: D9
data_type: string
name: unpack_data
arguments: data_tag: D23
data_type: string
name: unpack_data
arguments: data_tag: D6
data_type: string

tool: D9: [DEBUG] Sending message: %s


tool: D23: [DEBUG] Awaiting response...

tool: D6: [ERROR] Write failed.

assistant: ```c
char *return_service_requested(int connfd, char *msg) {
  assert(msg != NULL);
  if (1)
    printf("[DEBUG] Sending message: %s\n", msg);
  if (!write(connfd, msg, strlen(msg) + 1)) {
    printf("[ERROR] Write failed.\n");
    return NULL;
  }
  if (1)
    printf("[DEBUG] Awaiting response...\n");
  return read_some(connfd);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<qsort>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    %edx,-0x20(%rbp)
  mov    -0x1c(%rbp),%eax
  cmp    -0x20(%rbp),%eax
  jge    L7
  mov    -0x1c(%rbp),%edx
  mov    -0x20(%rbp),%eax
  add    %edx,%eax
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %edx,%eax
  sar    %eax
  mov    %eax,%edx
  mov    -0x1c(%rbp),%ecx
  mov    -0x18(%rbp),%rax
  mov    %ecx,%esi
  mov    %rax,%rdi
  call   <swap@plt>
  mov    -0x1c(%rbp),%eax
  mov    %eax,-0x4(%rbp)
  mov    -0x1c(%rbp),%eax
  add    $0x1,%eax
  mov    %eax,-0x8(%rbp)
  jmp    L30
L20:
  mov    -0x1c(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rdx
  mov    -0x8(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rcx
  mov    -0x18(%rbp),%rax
  add    %rcx,%rax
  mov    (%rax),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jns    L5
  addl   $0x1,-0x4(%rbp)
  mov    -0x8(%rbp),%edx
  mov    -0x4(%rbp),%ecx
  mov    -0x18(%rbp),%rax
  mov    %ecx,%esi
  mov    %rax,%rdi
  call   <swap@plt>
L5:
  addl   $0x1,-0x8(%rbp)
L30:
  mov    -0x8(%rbp),%eax
  cmp    -0x20(%rbp),%eax
  jle    L20
  mov    -0x4(%rbp),%edx
  mov    -0x1c(%rbp),%ecx
  mov    -0x18(%rbp),%rax
  mov    %ecx,%esi
  mov    %rax,%rdi
  call   <swap@plt>
  mov    -0x4(%rbp),%eax
  lea    -0x1(%rax),%edx
  mov    -0x1c(%rbp),%ecx
  mov    -0x18(%rbp),%rax
  mov    %ecx,%esi
  mov    %rax,%rdi
  call   <qsort>
  mov    -0x4(%rbp),%eax
  lea    0x1(%rax),%ecx
  mov    -0x20(%rbp),%edx
  mov    -0x18(%rbp),%rax
  mov    %ecx,%esi
  mov    %rax,%rdi
  call   <qsort>
  jmp    L26
L7:
  nop
L26:
  leave
  ret
```

assistant: ```c
void qsort(char *v[], int left, int right) {
  int i, last;
  void swap(char *v[], int i, int j);
  if (left >= right)
    return;
  swap(v, left, (left + right) / 2);
  last = left;
  for (i = left + 1; i <= right; i++)
    if (strcmp(v[i], v[left]) < 0)
      swap(v, ++last, i);
  swap(v, left, last);
  qsort(v, left, last - 1);
  qsort(v, last + 1, right);
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<qsort>:
  endbr64
  cmp    %edx,%esi
  jl     L19
  ret
L19:
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %rdi,%rbp
  mov    %esi,%r13d
  mov    %edx,%r12d
  lea    (%rsi,%rdx,1),%eax
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %eax,%edx
  sar    %edx
  call   <swap@plt>
  lea    0x1(%r13),%ebx
  cmp    %ebx,%r12d
  jl     L55
  movslq %r13d,%rax
  lea    0x0(%rbp,%rax,8),%r15
  movslq %ebx,%rbx
  mov    %r13d,%r14d
  jmp    L12
L26:
  add    $0x1,%rbx
  cmp    %ebx,%r12d
  jl     L3
L12:
  mov    %ebx,0xc(%rsp)
  mov    0x0(%rbp,%rbx,8),%rdi
  mov    (%r15),%rsi
  call   <strcmp@plt>
  test   %rax,%rax
  jns    L26
  add    $0x1,%r14d
  mov    0xc(%rsp),%edx
  mov    %r14d,%esi
  mov    %rbp,%rdi
  call   <swap@plt>
  jmp    L26
L55:
  mov    %r13d,%r14d
L3:
  mov    %r14d,%edx
  mov    %r13d,%esi
  mov    %rbp,%rdi
  call   <swap@plt>
  lea    -0x1(%r14),%edx
  mov    %r13d,%esi
  mov    %rbp,%rdi
  call   <qsort>
  lea    0x1(%r14),%esi
  mov    %r12d,%edx
  mov    %rbp,%rdi
  call   <qsort>
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
void qsort(char *v[], int left, int right) {
  int i, last;
  void swap(char *v[], int i, int j);
  if (left >= right)
    return;
  swap(v, left, (left + right) / 2);
  last = left;
  for (i = left + 1; i <= right; i++)
    if (strcmp(v[i], v[left]) < 0)
      swap(v, ++last, i);
  swap(v, left, last);
  qsort(v, left, last - 1);
  qsort(v, last + 1, right);
}
```
user: Translate the below assembly code into C programming language:

```asm
<qsort>:
  endbr64
  push   %r15
  push   %r14
  mov    %esi,%r14d
  push   %r13
  push   %r12
  push   %rbp
  mov    %edx,%ebp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x18,%rsp
L76:
  cmp    %r14d,%ebp
  jle    L0
L33:
  lea    0x0(%rbp,%r14,1),%eax
  mov    %r14d,%esi
  mov    %rbx,%rdi
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %eax,%edx
  sar    %edx
  call   <swap@plt>
  lea    0x1(%r14),%ecx
  cmp    %ecx,%ebp
  jl     L4
  movslq %r14d,%rax
  movslq %ecx,%r15
  mov    %r14d,%r13d
  lea    (%rbx,%rax,8),%rax
  mov    %rax,0x8(%rsp)
  jmp    L75
  nopl   0x0(%rax)
L77:
  add    $0x1,%r15
  cmp    %r15d,%ebp
  jl     L17
L75:
  mov    0x8(%rsp),%rax
  mov    (%rbx,%r15,8),%rdi
  mov    (%rax),%rsi
  call   <strcmp@plt>
  test   %rax,%rax
  jns    L77
  add    $0x1,%r13d
  mov    %r15d,%edx
  mov    %rbx,%rdi
  add    $0x1,%r15
  mov    %r13d,%esi
  call   <swap@plt>
  cmp    %r15d,%ebp
  jge    L75
L17:
  mov    %r14d,%esi
  mov    %r13d,%edx
  mov    %rbx,%rdi
  call   <swap@plt>
  mov    %r14d,%esi
  lea    -0x1(%r13),%edx
  mov    %rbx,%rdi
  call   <qsort>
  lea    0x1(%r13),%r14d
  cmp    %ebp,%r14d
  jl     L33
L0:
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax,%rax,1)
L4:
  mov    %r14d,%edx
  mov    %r14d,%esi
  lea    -0x1(%r14),%ebp
  mov    %rbx,%rdi
  call   <swap@plt>
  jmp    L76
```

assistant: ```c
void qsort(char *v[], int left, int right) {
  int i, last;
  void swap(char *v[], int i, int j);
  if (left >= right)
    return;
  swap(v, left, (left + right) / 2);
  last = left;
  for (i = left + 1; i <= right; i++)
    if (strcmp(v[i], v[left]) < 0)
      swap(v, ++last, i);
  swap(v, left, last);
  qsort(v, left, last - 1);
  qsort(v, last + 1, right);
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<qsort>:
  endbr64
  push   %r15
  push   %r14
  mov    %esi,%r14d
  push   %r13
  push   %r12
  push   %rbp
  mov    %edx,%ebp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x18,%rsp
L42:
  cmp    %r14d,%ebp
  jle    L67
L78:
  lea    0x0(%rbp,%r14,1),%eax
  mov    %r14d,%esi
  mov    %rbx,%rdi
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %eax,%edx
  sar    %edx
  call   <swap@plt>
  lea    0x1(%r14),%ecx
  cmp    %ecx,%ebp
  jl     L30
  movslq %r14d,%rax
  movslq %ecx,%r15
  mov    %r14d,%r13d
  lea    (%rbx,%rax,8),%rax
  mov    %rax,0x8(%rsp)
  jmp    L59
  nopl   0x0(%rax)
L17:
  add    $0x1,%r15
  cmp    %r15d,%ebp
  jl     L50
L59:
  mov    0x8(%rsp),%rax
  mov    (%rbx,%r15,8),%rdi
  mov    (%rax),%rsi
  call   <strcmp@plt>
  test   %rax,%rax
  jns    L17
  add    $0x1,%r13d
  mov    %r15d,%edx
  mov    %rbx,%rdi
  add    $0x1,%r15
  mov    %r13d,%esi
  call   <swap@plt>
  cmp    %r15d,%ebp
  jge    L59
L50:
  mov    %r14d,%esi
  mov    %r13d,%edx
  mov    %rbx,%rdi
  call   <swap@plt>
  mov    %r14d,%esi
  lea    -0x1(%r13),%edx
  mov    %rbx,%rdi
  call   <qsort>
  lea    0x1(%r13),%r14d
  cmp    %ebp,%r14d
  jl     L78
L67:
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax,%rax,1)
L30:
  mov    %r14d,%edx
  mov    %r14d,%esi
  lea    -0x1(%r14),%ebp
  mov    %rbx,%rdi
  call   <swap@plt>
  jmp    L42
```

assistant: ```c
void qsort(char *v[], int left, int right) {
  int i, last;
  void swap(char *v[], int i, int j);
  if (left >= right)
    return;
  swap(v, left, (left + right) / 2);
  last = left;
  for (i = left + 1; i <= right; i++)
    if (strcmp(v[i], v[left]) < 0)
      swap(v, ++last, i);
  swap(v, left, last);
  qsort(v, left, last - 1);
  qsort(v, last + 1, right);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<read_env_var>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <getenv@plt>
  mov    %rax,-0x10(%rbp)
  cmpq   $0x0,-0x10(%rbp)
  je     L16
  mov    -0x10(%rbp),%rax
  mov    $0x22,%esi
  mov    %rax,%rdi
  call   <strchr@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  je     L16
  mov    -0x8(%rbp),%rax
  movb   $0x0,(%rax)
L16:
  mov    -0x10(%rbp),%rax
  leave
  ret
```

assistant: ```c
char *read_env_var(char *name) {
  char *v = getenv(name);
  if (v) {
    char *quote = strchr(v, '"');
    if (quote) {
      *quote = '\0';
    }
  }
  return v;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<read_env_var>:
  endbr64
  push   %rbx
  call   <getenv@plt>
  mov    %rax,%rbx
  test   %rax,%rax
  je     L6
  mov    $0x22,%esi
  mov    %rax,%rdi
  call   <strchr@plt>
  test   %rax,%rax
  je     L6
  movb   $0x0,(%rax)
L6:
  mov    %rbx,%rax
  pop    %rbx
  ret
```

assistant: ```c
char *read_env_var(char *name) {
  char *v = getenv(name);
  if (v) {
    char *quote = strchr(v, '"');
    if (quote) {
      *quote = '\0';
    }
  }
  return v;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<read_env_var>:
  endbr64
  push   %r12
  call   <getenv@plt>
  mov    %rax,%r12
  test   %rax,%rax
  je     L8
  mov    $0x22,%esi
  mov    %rax,%rdi
  call   <strchr@plt>
  test   %rax,%rax
  je     L8
  movb   $0x0,(%rax)
L8:
  mov    %r12,%rax
  pop    %r12
  ret
```

assistant: ```c
char *read_env_var(char *name) {
  char *v = getenv(name);
  if (v) {
    char *quote = strchr(v, '"');
    if (quote) {
      *quote = '\0';
    }
  }
  return v;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<read_env_var>:
  endbr64
  push   %r12
  call   <getenv@plt>
  mov    %rax,%r12
  test   %rax,%rax
  je     L16
  mov    $0x22,%esi
  mov    %rax,%rdi
  call   <strchr@plt>
  test   %rax,%rax
  je     L16
  movb   $0x0,(%rax)
L16:
  mov    %r12,%rax
  pop    %r12
  ret
```

assistant: ```c
char *read_env_var(char *name) {
  char *v = getenv(name);
  if (v) {
    char *quote = strchr(v, '"');
    if (quote) {
      *quote = '\0';
    }
  }
  return v;
}
```