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

```asm
<guess_by_file>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x38(%rbp)
  xor    %eax,%eax
  movslq %edi,%r12
  mov    %r12,-0x48(%rbp)
  test   %r12,%r12
  je     L75
  mov    %rsi,%r14
  mov    %rsi,%rbx
  lea    (%rsi,%r12,8),%r13
L91:
  mov    (%rbx),%rdi
  call   <strlen@plt>
  add    %rax,%r12
  add    $0x8,%rbx
  cmp    %r13,%rbx
  jne    L91
  lea    0x17(%r12),%rax
  mov    %rax,%rcx
  and    $0xfffffffffffffff0,%rcx
  and    $0xfffffffffffff000,%rax
  mov    %rsp,%rdx
  sub    %rax,%rdx
L67:
  cmp    %rdx,%rsp
  je     L41
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L67
L63:
  mov    %rbx,%rdi
  call   <fclose@plt>
  mov    $0x1,%eax
  jmp    L44
L41:
  mov    %rcx,%rax
  and    $0xfff,%eax
  sub    %rax,%rsp
  test   %rax,%rax
  je     L65
  orq    $0x0,-0x8(%rsp,%rax,1)
L65:
  lea    0xf(%rsp),%r15
  and    $0xfffffffffffffff0,%r15
  mov    $0x0,%ebx
  mov    $0x0,%r13d
L59:
  mov    (%r14,%rbx,8),%rcx
  lea    (%r15,%r13,1),%rdi
  lea    D16(%rip),%rdx
  mov    %r12,%rsi
  call   <snprintf@plt>
  mov    (%r14,%rbx,8),%rdi
  call   <strlen@plt>
  add    %r13,%rax
  lea    0x1(%rax),%r13
  movb   $0x20,(%r15,%rax,1)
  add    $0x1,%rbx
  cmp    %rbx,-0x48(%rbp)
  jne    L59
L96:
  movb   $0x0,-0x1(%r15,%r12,1)
  lea    D34(%rip),%rsi
  mov    %r15,%rdi
  call   <fopen@plt>
  mov    %rax,%rbx
  mov    $0x1,%eax
  test   %rbx,%rbx
  je     L44
  lea    -0x3c(%rbp),%rcx
  lea    -0x40(%rbp),%rdx
  lea    D37(%rip),%rsi
  mov    %rbx,%rdi
  call   <fscanf@plt>
  cmp    $0x1,%eax
  jle    L63
  mov    $0x0,%edx
  mov    $0x0,%esi
  lea    D1(%rip),%rdi
  movss  -0x3c(%rbp),%xmm1
  movss  -0x40(%rbp),%xmm0
  call   <report@plt>
  mov    %rbx,%rdi
  call   <fclose@plt>
  mov    $0x0,%eax
L44:
  mov    -0x38(%rbp),%rdx
  sub    %fs:0x28,%rdx
  jne    L56
  lea    -0x28(%rbp),%rsp
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  pop    %rbp
  ret
L75:
  mov    %rsp,%r15
  mov    -0x48(%rbp),%r12
  jmp    L96
L56:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: tag: D16
type_guessed: string
name: read_data
arguments: tag: D34
type_guessed: string
name: read_data
arguments: tag: D37
type_guessed: string
name: read_data
arguments: tag: D1
type_guessed: string

tool: D16: %s

tool: D34: r

tool: D37: %f %f

tool: D1: file

assistant: ```c
int guess_by_file(int argc, char **args) {
  size_t len = (size_t)argc;
  size_t off = 0;
  size_t i;
  char *pathname;
  FILE *f;
  float latitude;
  float longitude;
  for (i = 0; i < (size_t)argc; i++)
    len += strlen(*(args + i));
  pathname = alloca(len * sizeof(char));
  for (i = 0; i < (size_t)argc; i++) {
    snprintf(pathname + off, len, "%s", *(args + i));
    off += strlen(*(args + i));
    *(pathname + off++) = ' ';
  }
  *(pathname + len - 1) = '\0';
  f = fopen(pathname, "r");
  if (f == NULL)
    return 1;
  if (fscanf(f, "%f %f", &latitude, &longitude) < 2) {
    fclose(f);
    return 1;
  }
  report(latitude, longitude, "file", 0, 0);
  fclose(f);
  return 0;
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<memstr>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  movl   $0x0,-0x10(%rbp)
  mov    -0x20(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,-0xc(%rbp)
  movq   $0x0,-0x8(%rbp)
  jmp    L41
L36:
  mov    -0x18(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%edx
  mov    -0x10(%rbp),%eax
  movslq %eax,%rcx
  mov    -0x20(%rbp),%rax
  add    %rcx,%rax
  movzbl (%rax),%eax
  cmp    %al,%dl
  jne    L50
  mov    -0xc(%rbp),%eax
  sub    $0x1,%eax
  cmp    %eax,-0x10(%rbp)
  jne    L53
  mov    -0x10(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x8(%rbp),%rax
  sub    %rdx,%rax
  mov    %rax,%rcx
  mov    -0x18(%rbp),%rax
  add    %rcx,%rax
  jmp    L20
L53:
  addl   $0x1,-0x10(%rbp)
  jmp    L1
L50:
  cmpl   $0x0,-0x10(%rbp)
  je     L1
  subq   $0x1,-0x8(%rbp)
  movl   $0x0,-0x10(%rbp)
L1:
  addq   $0x1,-0x8(%rbp)
L41:
  mov    -0x8(%rbp),%rax
  cmp    -0x28(%rbp),%rax
  jb     L36
  mov    $0x0,%eax
L20:
  leave
  ret
```

assistant: ```c
char *memstr(char *src, const char *needle, size_t size) {
  int p = 0;
  int len = strlen(needle);
  for (size_t i = 0; i < size; i++) {
    if (src[i] == needle[p]) {
      if (p == len - 1)
        return &(src[i - p]);
      p++;
    } else {
      if (p) {
        i--;
        p = 0;
      }
    }
  }
  return 0;
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<memstr>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  mov    %rsi,%rbp
  mov    %rdx,%r12
  mov    %rsi,%rdi
  call   <strlen@plt>
  test   %r12,%r12
  je     L36
  mov    $0x0,%edx
  mov    $0x0,%ecx
  sub    $0x1,%eax
  jmp    L48
L12:
  cmp    %ecx,%eax
  je     L1
  add    $0x1,%ecx
L66:
  add    $0x1,%rdx
  cmp    %rdx,%r12
  jbe    L19
L48:
  movslq %ecx,%rsi
  movzbl 0x0(%rbp,%rsi,1),%edi
  cmp    %dil,(%rbx,%rdx,1)
  je     L12
  test   %ecx,%ecx
  je     L66
  sub    $0x1,%rdx
  mov    $0x0,%ecx
  jmp    L66
L1:
  sub    %rsi,%rdx
  lea    (%rbx,%rdx,1),%rax
  jmp    L85
L19:
  mov    $0x0,%eax
L85:
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L36:
  mov    $0x0,%eax
  jmp    L85
```

assistant: ```c
char *memstr(char *src, const char *needle, size_t size) {
  int p = 0;
  int len = strlen(needle);
  for (size_t i = 0; i < size; i++) {
    if (src[i] == needle[p]) {
      if (p == len - 1)
        return &(src[i - p]);
      p++;
    } else {
      if (p) {
        i--;
        p = 0;
      }
    }
  }
  return 0;
}
```
user: Translate the below assembly code into C programming language:

```asm
<memstr>:
  endbr64
  push   %r12
  mov    %rdx,%r12
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  mov    %rdi,%rbx
  mov    %rsi,%rdi
  call   <strlen@plt>
  test   %r12,%r12
  je     L20
  xor    %ecx,%ecx
  xor    %edi,%edi
  sub    $0x1,%eax
  jmp    L79
  nopw   0x0(%rax,%rax,1)
L43:
  test   %edi,%edi
  jne    L16
  add    $0x1,%rcx
L53:
  cmp    %rcx,%r12
  jbe    L20
L79:
  movslq %edi,%r8
  movzbl 0x0(%rbp,%r8,1),%edx
  cmp    %dl,(%rbx,%rcx,1)
  jne    L43
  cmp    %edi,%eax
  je     L73
  add    $0x1,%rcx
  add    $0x1,%edi
  cmp    %rcx,%r12
  ja     L79
L20:
  pop    %rbx
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  ret
  nopw   0x0(%rax,%rax,1)
L16:
  xor    %edi,%edi
  jmp    L53
  nopl   0x0(%rax)
L73:
  sub    %r8,%rcx
  lea    (%rbx,%rcx,1),%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
char *memstr(char *src, const char *needle, size_t size) {
  int p = 0;
  int len = strlen(needle);
  for (size_t i = 0; i < size; i++) {
    if (src[i] == needle[p]) {
      if (p == len - 1)
        return &(src[i - p]);
      p++;
    } else {
      if (p) {
        i--;
        p = 0;
      }
    }
  }
  return 0;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<memstr>:
  endbr64
  push   %r12
  mov    %rdx,%r12
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  mov    %rdi,%rbx
  mov    %rsi,%rdi
  call   <strlen@plt>
  test   %r12,%r12
  je     L44
  xor    %ecx,%ecx
  xor    %edi,%edi
  sub    $0x1,%eax
  jmp    L67
  nopw   0x0(%rax,%rax,1)
L74:
  test   %edi,%edi
  jne    L30
  add    $0x1,%rcx
L21:
  cmp    %rcx,%r12
  jbe    L44
L67:
  movslq %edi,%r8
  movzbl 0x0(%rbp,%r8,1),%edx
  cmp    %dl,(%rbx,%rcx,1)
  jne    L74
  cmp    %edi,%eax
  je     L51
  add    $0x1,%rcx
  add    $0x1,%edi
  cmp    %rcx,%r12
  ja     L67
L44:
  pop    %rbx
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  ret
  nopw   0x0(%rax,%rax,1)
L30:
  xor    %edi,%edi
  jmp    L21
  nopl   0x0(%rax)
L51:
  sub    %r8,%rcx
  lea    (%rbx,%rcx,1),%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
char *memstr(char *src, const char *needle, size_t size) {
  int p = 0;
  int len = strlen(needle);
  for (size_t i = 0; i < size; i++) {
    if (src[i] == needle[p]) {
      if (p == len - 1)
        return &(src[i - p]);
      p++;
    } else {
      if (p) {
        i--;
        p = 0;
      }
    }
  }
  return 0;
}
```
user: What is the c source code of the assembly code below:

```asm
<limtail>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    -0x20(%rbp),%rbx
  jmp    L25
L3:
  addq   $0x1,-0x18(%rbp)
  add    $0x1,%rbx
L25:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L10
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%edx
  movzbl (%rbx),%eax
  cmp    %al,%dl
  je     L3
L10:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L22
  mov    -0x20(%rbp),%rax
  mov    %rax,%rsi
  lea    D9(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <error@plt>
L22:
  nop
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

tool_calls: name: unpack_data
arguments: data_label: D9
type_guessed: string

tool: D9: Bad scaling; did you mean ``%s''?

assistant: ```c
limtail(cp, str0) char *cp, *str0;
{
  register char *str = str0;
  while (*cp && *cp == *str)
    cp++, str++;
  if (*cp)
    error("Bad scaling; did you mean ``%s''?", str0);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<limtail>:
  endbr64
  movzbl (%rdi),%edx
  mov    $0x0,%eax
  test   %dl,%dl
  je     L36
L2:
  cmp    %dl,(%rsi,%rax,1)
  jne    L17
  add    $0x1,%rax
  movzbl (%rdi,%rax,1),%edx
  test   %dl,%dl
  jne    L2
L31:
  ret
L36:
  ret
L17:
  test   %dl,%dl
  je     L31
  sub    $0x8,%rsp
  lea    D4(%rip),%rdi
  mov    $0x0,%eax
  call   <error@plt>
  add    $0x8,%rsp
  ret
```

tool_calls: name: disassemble_data
arguments: data_label: D4
type_guessed: string

tool: D4: Bad scaling; did you mean ``%s''?

assistant: ```c
limtail(cp, str0) char *cp, *str0;
{
  register char *str = str0;
  while (*cp && *cp == *str)
    cp++, str++;
  if (*cp)
    error("Bad scaling; did you mean ``%s''?", str0);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<limtail>:
  endbr64
  movzbl (%rdi),%edx
  xor    %eax,%eax
  test   %dl,%dl
  jne    L0
  jmp    L34
  nop
L7:
  add    $0x1,%rax
  movzbl (%rdi,%rax,1),%edx
  test   %dl,%dl
  je     L34
L0:
  cmp    %dl,(%rsi,%rax,1)
  je     L7
  lea    D7(%rip),%rdi
  xor    %eax,%eax
  jmp    1050 <error@plt>
  nop
L34:
  xor    %eax,%eax
  ret
```

tool_calls: name: retrieve_data
arguments: label: D7
type_guessed: string

tool: D7: Bad scaling; did you mean ``%s''?

assistant: ```c
limtail(cp, str0) char *cp, *str0;
{
  register char *str = str0;
  while (*cp && *cp == *str)
    cp++, str++;
  if (*cp)
    error("Bad scaling; did you mean ``%s''?", str0);
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<limtail>:
  endbr64
  movzbl (%rdi),%edx
  xor    %eax,%eax
  test   %dl,%dl
  jne    L17
  jmp    L35
  nop
L9:
  add    $0x1,%rax
  movzbl (%rdi,%rax,1),%edx
  test   %dl,%dl
  je     L35
L17:
  cmp    %dl,(%rsi,%rax,1)
  je     L9
  lea    D1(%rip),%rdi
  xor    %eax,%eax
  jmp    1050 <error@plt>
  nop
L35:
  xor    %eax,%eax
  ret
```

tool_calls: name: read_data
arguments: data_label: D1
datatype: string

tool: D1: Bad scaling; did you mean ``%s''?

assistant: ```c
limtail(cp, str0) char *cp, *str0;
{
  register char *str = str0;
  while (*cp && *cp == *str)
    cp++, str++;
  if (*cp)
    error("Bad scaling; did you mean ``%s''?", str0);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<benchmark>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    $0x0,%eax
  call   <tic@plt>
  movq   %xmm0,%rax
  mov    %rax,-0x18(%rbp)
  movl   $0x0,-0x24(%rbp)
  jmp    L32
L45:
  mov    $0x0,%eax
  call   <rand_double@plt>
  movsd  D7(%rip),%xmm1
  mulsd  %xmm1,%xmm0
  movsd  %xmm0,-0x10(%rbp)
  mov    -0x10(%rbp),%rax
  movq   %rax,%xmm0
  call   <log1p@plt>
  movq   %xmm0,%rax
  mov    %rax,-0x20(%rbp)
  movsd  -0x20(%rbp),%xmm0
  ucomisd -0x20(%rbp),%xmm0
  jnp    L17
  lea    D0(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  jmp    L9
L17:
  addl   $0x1,-0x24(%rbp)
L32:
  cmpl   $0xf423f,-0x24(%rbp)
  jle    L45
L9:
  mov    $0x0,%eax
  call   <tic@plt>
  movq   %xmm0,%rax
  movq   %rax,%xmm0
  subsd  -0x18(%rbp),%xmm0
  movsd  %xmm0,-0x8(%rbp)
  movsd  -0x20(%rbp),%xmm0
  ucomisd -0x20(%rbp),%xmm0
  jnp    L47
  lea    D0(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
L47:
  movsd  -0x8(%rbp),%xmm0
  movq   %xmm0,%rax
  movq   %rax,%xmm0
  leave
  ret
```

tool_calls: name: disassemble_data
arguments: data_label: D7
datatype: f64
name: disassemble_data
arguments: data_label: D0
datatype: string

tool: D7: 1000

tool: D0: should not return NaN


assistant: ```c
double benchmark() {
  double elapsed;
  double x;
  double y;
  double t;
  int i;
  t = tic();
  for (i = 0; i < 1000000; i++) {
    x = (1000.0 * rand_double()) - 0.0;
    y = log1p(x);
    if (y != y) {
      printf("should not return NaN\n");
      break;
    }
  }
  elapsed = tic() - t;
  if (y != y) {
    printf("should not return NaN\n");
  }
  return elapsed;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<benchmark>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    $0x0,%eax
  call   <tic@plt>
  movq   %xmm0,%r12
  mov    $0xf4240,%ebx
L22:
  mov    $0x0,%eax
  call   <rand_double@plt>
  mulsd  D17(%rip),%xmm0
  call   <log1p@plt>
  ucomisd %xmm0,%xmm0
  jp     L16
  sub    $0x1,%ebx
  jne    L22
  mov    $0x0,%eax
  call   <tic@plt>
  movq   %r12,%xmm2
  subsd  %xmm2,%xmm0
  movq   %xmm0,%rbx
  jmp    L21
L16:
  lea    D8(%rip),%rbp
  mov    %rbp,%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  call   <tic@plt>
  movq   %r12,%xmm1
  subsd  %xmm1,%xmm0
  movq   %xmm0,%rbx
  mov    %rbp,%rdi
  call   <printf@plt>
L21:
  movq   %rbx,%xmm0
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

tool_calls: name: read_data
arguments: data_label: D17
data_type: f64
name: read_data
arguments: data_label: D8
data_type: string

tool: D17: 1000

tool: D8: should not return NaN


assistant: ```c
double benchmark() {
  double elapsed;
  double x;
  double y;
  double t;
  int i;
  t = tic();
  for (i = 0; i < 1000000; i++) {
    x = (1000.0 * rand_double()) - 0.0;
    y = log1p(x);
    if (y != y) {
      printf("should not return NaN\n");
      break;
    }
  }
  elapsed = tic() - t;
  if (y != y) {
    printf("should not return NaN\n");
  }
  return elapsed;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<benchmark>:
  endbr64
  push   %rbp
  xor    %eax,%eax
  push   %rbx
  mov    $0xf4240,%ebx
  sub    $0x18,%rsp
  call   <tic@plt>
  movsd  %xmm0,0x8(%rsp)
  jmp    L15
  xchg   %ax,%ax
L7:
  sub    $0x1,%ebx
  je     L25
L15:
  xor    %eax,%eax
  call   <rand_double@plt>
  mulsd  D0(%rip),%xmm0
  call   <log1p@plt>
  ucomisd %xmm0,%xmm0
  jnp    L7
  lea    D10(%rip),%rbp
  mov    %rbp,%rdi
  call   <printf@plt>
  xor    %eax,%eax
  call   <tic@plt>
  subsd  0x8(%rsp),%xmm0
  mov    %rbp,%rdi
  movsd  %xmm0,0x8(%rsp)
  call   <printf@plt>
  movsd  0x8(%rsp),%xmm0
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  ret
  cs nopw 0x0(%rax,%rax,1)
L25:
  xor    %eax,%eax
  call   <tic@plt>
  subsd  0x8(%rsp),%xmm0
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

tool_calls: name: unpack_data
arguments: data_label: D0
type_guessed: f64
name: unpack_data
arguments: data_label: D10
type_guessed: string

tool: D0: 1000

tool: D10: should not return NaN


assistant: ```c
double benchmark() {
  double elapsed;
  double x;
  double y;
  double t;
  int i;
  t = tic();
  for (i = 0; i < 1000000; i++) {
    x = (1000.0 * rand_double()) - 0.0;
    y = log1p(x);
    if (y != y) {
      printf("should not return NaN\n");
      break;
    }
  }
  elapsed = tic() - t;
  if (y != y) {
    printf("should not return NaN\n");
  }
  return elapsed;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<benchmark>:
  endbr64
  push   %rbp
  xor    %eax,%eax
  push   %rbx
  mov    $0xf4240,%ebx
  sub    $0x18,%rsp
  call   <tic@plt>
  movsd  %xmm0,0x8(%rsp)
  jmp    L25
  xchg   %ax,%ax
L26:
  sub    $0x1,%ebx
  je     L7
L25:
  xor    %eax,%eax
  call   <rand_double@plt>
  mulsd  D2(%rip),%xmm0
  call   <log1p@plt>
  ucomisd %xmm0,%xmm0
  jnp    L26
  lea    D10(%rip),%rbp
  mov    %rbp,%rdi
  call   <printf@plt>
  xor    %eax,%eax
  call   <tic@plt>
  subsd  0x8(%rsp),%xmm0
  mov    %rbp,%rdi
  movsd  %xmm0,0x8(%rsp)
  call   <printf@plt>
  movsd  0x8(%rsp),%xmm0
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  ret
  cs nopw 0x0(%rax,%rax,1)
L7:
  xor    %eax,%eax
  call   <tic@plt>
  subsd  0x8(%rsp),%xmm0
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D2
data_type: f64
name: extract_symbolic_data
arguments: data_tag: D10
data_type: string

tool: D2: 1000

tool: D10: should not return NaN


assistant: ```c
double benchmark() {
  double elapsed;
  double x;
  double y;
  double t;
  int i;
  t = tic();
  for (i = 0; i < 1000000; i++) {
    x = (1000.0 * rand_double()) - 0.0;
    y = log1p(x);
    if (y != y) {
      printf("should not return NaN\n");
      break;
    }
  }
  elapsed = tic() - t;
  if (y != y) {
    printf("should not return NaN\n");
  }
  return elapsed;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<dns_decode_domain>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %rdx,-0x38(%rbp)
  mov    -0x30(%rbp),%rax
  mov    (%rax),%rax
  mov    %rax,-0x18(%rbp)
  movq   $0x0,-0x10(%rbp)
  movq   $0x0,-0x8(%rbp)
  jmp    L14
L8:
  cmpq   $0x0,-0x10(%rbp)
  je     L37
  mov    -0x28(%rbp),%rdx
  mov    -0x10(%rbp),%rax
  add    %rdx,%rax
  movb   $0x2e,(%rax)
  addq   $0x1,-0x10(%rbp)
L37:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  movsbq %al,%rax
  mov    %rax,-0x8(%rbp)
  addq   $0x1,-0x18(%rbp)
  mov    -0x10(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  cmp    %rax,-0x38(%rbp)
  ja     L19
  mov    $0xffffffff,%eax
  jmp    L26
L19:
  mov    -0x28(%rbp),%rdx
  mov    -0x10(%rbp),%rax
  lea    (%rdx,%rax,1),%rcx
  mov    -0x8(%rbp),%rdx
  mov    -0x18(%rbp),%rax
  mov    %rax,%rsi
  mov    %rcx,%rdi
  call   <memcpy@plt>
  mov    -0x8(%rbp),%rax
  add    %rax,-0x18(%rbp)
  mov    -0x8(%rbp),%rax
  add    %rax,-0x10(%rbp)
L14:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L8
  mov    -0x28(%rbp),%rdx
  mov    -0x10(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
  mov    -0x18(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    -0x30(%rbp),%rax
  mov    %rdx,(%rax)
  mov    $0x1,%eax
L26:
  leave
  ret
```

assistant: ```c
int dns_decode_domain(char *domain, const uint8_t **buffer, size_t size) {
  const uint8_t *p = *buffer;
  size_t i = 0;
  size_t len = 0;
  while (*p != '\0') {
    if (i != 0) {
      domain[i] = '.';
      i += 1;
    }
    len = *p;
    p += 1;
    if ((i + len) >= size) {
      return -1;
    }
    memcpy(domain + i, p, len);
    p += len;
    i += len;
  }
  domain[i] = '\0';
  *buffer = p + 1;
  return 1;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<dns_decode_domain>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%r12
  mov    %rsi,%r14
  mov    %rdx,%r13
  mov    (%rsi),%rax
  mov    $0x0,%edi
  mov    $0x0,%ebx
  cmpb   $0x0,(%rax)
  je     L53
L1:
  movsbq (%rax),%rbp
  lea    0x1(%rax),%r15
  lea    (%rdi,%rbp,1),%rbx
  cmp    %r13,%rbx
  jae    L12
  add    %r12,%rdi
  mov    %rbp,%rdx
  mov    %r15,%rsi
  call   <memcpy@plt>
  lea    (%r15,%rbp,1),%rax
  cmpb   $0x0,(%rax)
  je     L53
  mov    %rbx,%rdi
  test   %rbx,%rbx
  je     L1
  movb   $0x2e,(%r12,%rbx,1)
  lea    0x1(%rbx),%rdi
  jmp    L1
L53:
  movb   $0x0,(%r12,%rbx,1)
  add    $0x1,%rax
  mov    %rax,(%r14)
  mov    $0x1,%eax
L57:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L12:
  mov    $0xffffffff,%eax
  jmp    L57
```

assistant: ```c
int dns_decode_domain(char *domain, const uint8_t **buffer, size_t size) {
  const uint8_t *p = *buffer;
  size_t i = 0;
  size_t len = 0;
  while (*p != '\0') {
    if (i != 0) {
      domain[i] = '.';
      i += 1;
    }
    len = *p;
    p += 1;
    if ((i + len) >= size) {
      return -1;
    }
    memcpy(domain + i, p, len);
    p += len;
    i += len;
  }
  domain[i] = '\0';
  *buffer = p + 1;
  return 1;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<dns_decode_domain>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  mov    %rsi,%r13
  push   %r12
  mov    %rdx,%r12
  push   %rbp
  mov    %rdi,%rbp
  xor    %edi,%edi
  push   %rbx
  sub    $0x8,%rsp
  mov    (%rsi),%rax
  movsbq (%rax),%rbx
  test   %bl,%bl
  je     L20
L36:
  lea    (%rdi,%rbx,1),%r15
  lea    0x1(%rax),%r14
  cmp    %r12,%r15
  jae    L19
L49:
  mov    %rbx,%rdx
  add    %rbp,%rdi
  mov    %r14,%rsi
  call   <memcpy@plt>
  lea    (%r14,%rbx,1),%rax
  movsbq (%rax),%rbx
  test   %bl,%bl
  je     L47
  xor    %edi,%edi
  test   %r15,%r15
  je     L36
  movb   $0x2e,0x0(%rbp,%r15,1)
  movsbq (%rax),%rbx
  lea    0x1(%r15),%rdi
  lea    0x1(%rax),%r14
  lea    (%rdi,%rbx,1),%r15
  cmp    %r12,%r15
  jb     L49
L19:
  add    $0x8,%rsp
  mov    $0xffffffff,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   (%rax)
L47:
  add    %r15,%rbp
L20:
  add    $0x1,%rax
  movb   $0x0,0x0(%rbp)
  mov    %rax,0x0(%r13)
  add    $0x8,%rsp
  mov    $0x1,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
int dns_decode_domain(char *domain, const uint8_t **buffer, size_t size) {
  const uint8_t *p = *buffer;
  size_t i = 0;
  size_t len = 0;
  while (*p != '\0') {
    if (i != 0) {
      domain[i] = '.';
      i += 1;
    }
    len = *p;
    p += 1;
    if ((i + len) >= size) {
      return -1;
    }
    memcpy(domain + i, p, len);
    p += len;
    i += len;
  }
  domain[i] = '\0';
  *buffer = p + 1;
  return 1;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<dns_decode_domain>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  mov    %rsi,%r13
  push   %r12
  mov    %rdx,%r12
  push   %rbp
  mov    %rdi,%rbp
  xor    %edi,%edi
  push   %rbx
  sub    $0x8,%rsp
  mov    (%rsi),%rax
  movsbq (%rax),%rbx
  test   %bl,%bl
  je     L34
L35:
  lea    (%rdi,%rbx,1),%r15
  lea    0x1(%rax),%r14
  cmp    %r12,%r15
  jae    L30
L16:
  mov    %rbx,%rdx
  add    %rbp,%rdi
  mov    %r14,%rsi
  call   <memcpy@plt>
  lea    (%r14,%rbx,1),%rax
  movsbq (%rax),%rbx
  test   %bl,%bl
  je     L44
  xor    %edi,%edi
  test   %r15,%r15
  je     L35
  movb   $0x2e,0x0(%rbp,%r15,1)
  movsbq (%rax),%rbx
  lea    0x1(%r15),%rdi
  lea    0x1(%rax),%r14
  lea    (%rdi,%rbx,1),%r15
  cmp    %r12,%r15
  jb     L16
L30:
  add    $0x8,%rsp
  mov    $0xffffffff,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   (%rax)
L44:
  add    %r15,%rbp
L34:
  add    $0x1,%rax
  movb   $0x0,0x0(%rbp)
  mov    %rax,0x0(%r13)
  add    $0x8,%rsp
  mov    $0x1,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
int dns_decode_domain(char *domain, const uint8_t **buffer, size_t size) {
  const uint8_t *p = *buffer;
  size_t i = 0;
  size_t len = 0;
  while (*p != '\0') {
    if (i != 0) {
      domain[i] = '.';
      i += 1;
    }
    len = *p;
    p += 1;
    if ((i + len) >= size) {
      return -1;
    }
    memcpy(domain + i, p, len);
    p += len;
    i += len;
  }
  domain[i] = '\0';
  *buffer = p + 1;
  return 1;
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<__strdup>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %rax,-0x10(%rbp)
  mov    -0x10(%rbp),%rax
  add    $0x1,%rax
  mov    %rax,%rdi
  call   <malloc@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  jne    L0
  mov    $0x0,%eax
  jmp    L5
L0:
  mov    -0x10(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    -0x18(%rbp),%rcx
  mov    -0x8(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <memcpy@plt>
L5:
  leave
  ret
```

assistant: ```c
char *__strdup(const char *s) {
  size_t l = strlen(s);
  char *d = malloc(l + 1);
  if (!d)
    return NULL;
  return memcpy(d, s, l + 1);
}
```