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

```asm
<carmen_clamp>:
  endbr64
  comisd %xmm1,%xmm0
  ja     L4
  minsd  %xmm1,%xmm2
  movapd %xmm2,%xmm0
L4:
  ret
```

assistant: ```c
__attribute__((gnu_)) double carmen_clamp(double X, double Y, double Z) {
  if (Y < X)
    return X;
  else if (Y > Z)
    return Z;
  return Y;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<carmen_clamp>:
  endbr64
  comisd %xmm1,%xmm0
  ja     L8
  minsd  %xmm1,%xmm2
  movapd %xmm2,%xmm0
L8:
  ret
```

assistant: ```c
__attribute__((gnu_)) double carmen_clamp(double X, double Y, double Z) {
  if (Y < X)
    return X;
  else if (Y > Z)
    return Z;
  return Y;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<fa_kaiser_beta>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  movss  %xmm0,-0x20(%rbp)
  movl   $0x0,-0x10(%rbp)
  jmp    L5
L4:
  mov    -0x20(%rbp),%eax
  movd   %eax,%xmm0
  call   <bessel@plt>
  movd   %xmm0,%eax
  mov    %eax,-0xc(%rbp)
  pxor   %xmm0,%xmm0
  cvtsi2sdl -0x10(%rbp),%xmm0
  addsd  %xmm0,%xmm0
  mov    -0x1c(%rbp),%eax
  sub    $0x1,%eax
  pxor   %xmm1,%xmm1
  cvtsi2sd %eax,%xmm1
  divsd  %xmm1,%xmm0
  movsd  D16(%rip),%xmm1
  subsd  %xmm1,%xmm0
  cvtsd2ss %xmm0,%xmm0
  movss  %xmm0,-0x8(%rbp)
  movss  -0x8(%rbp),%xmm0
  mulss  %xmm0,%xmm0
  pxor   %xmm1,%xmm1
  cvtss2sd %xmm0,%xmm1
  movsd  D16(%rip),%xmm0
  subsd  %xmm1,%xmm0
  cvttsd2si %xmm0,%eax
  mov    %eax,%edi
  call   <sqrt@plt>
  pxor   %xmm0,%xmm0
  cvtsi2ss %rax,%xmm0
  mulss  -0x20(%rbp),%xmm0
  movd   %xmm0,%eax
  movd   %eax,%xmm0
  call   <bessel@plt>
  movd   %xmm0,%eax
  mov    %eax,-0x4(%rbp)
  mov    -0x10(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movss  -0x4(%rbp),%xmm0
  divss  -0xc(%rbp),%xmm0
  movss  %xmm0,(%rax)
  addl   $0x1,-0x10(%rbp)
L5:
  mov    -0x10(%rbp),%eax
  cmp    -0x1c(%rbp),%eax
  jl     L4
  mov    -0x1c(%rbp),%eax
  leave
  ret
```

tool_calls: name: parse_data
arguments: data_label: D16
datatype: f64

tool: D16: 1

assistant: ```c
int fa_kaiser_beta(float *w, const int N, const float beta) {
  int i;
  float Ia, Ib;
  for (i = 0; i < N; i++) {
    float x;
    Ib = bessel(beta);
    x = (float)((2. * i / (N - 1)) - 1);
    Ia = bessel(beta * (float)sqrt(1. - x * x));
    w[i] = (float)(Ia / Ib);
  }
  return N;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<fa_kaiser_beta>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %esi,%ebp
  movss  %xmm0,0x8(%rsp)
  test   %esi,%esi
  jle    L0
  mov    %rdi,%r12
  mov    %esi,%r13d
  mov    $0x0,%ebx
L18:
  movss  0x8(%rsp),%xmm0
  call   <bessel@plt>
  movss  %xmm0,0xc(%rsp)
  pxor   %xmm0,%xmm0
  cvtsi2sd %ebx,%xmm0
  addsd  %xmm0,%xmm0
  lea    -0x1(%rbp),%eax
  pxor   %xmm1,%xmm1
  cvtsi2sd %eax,%xmm1
  divsd  %xmm1,%xmm0
  subsd  D13(%rip),%xmm0
  cvtsd2ss %xmm0,%xmm0
  mulss  %xmm0,%xmm0
  cvtss2sd %xmm0,%xmm0
  movsd  D13(%rip),%xmm1
  subsd  %xmm0,%xmm1
  cvttsd2si %xmm1,%edi
  call   <sqrt@plt>
  pxor   %xmm0,%xmm0
  cvtsi2ss %rax,%xmm0
  mulss  0x8(%rsp),%xmm0
  call   <bessel@plt>
  divss  0xc(%rsp),%xmm0
  movss  %xmm0,(%r12,%rbx,4)
  add    $0x1,%rbx
  cmp    %r13,%rbx
  jne    L18
L0:
  mov    %ebp,%eax
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

tool_calls: name: parse_data
arguments: label: D13
data_type: f64

tool: D13: 1

assistant: ```c
int fa_kaiser_beta(float *w, const int N, const float beta) {
  int i;
  float Ia, Ib;
  for (i = 0; i < N; i++) {
    float x;
    Ib = bessel(beta);
    x = (float)((2. * i / (N - 1)) - 1);
    Ia = bessel(beta * (float)sqrt(1. - x * x));
    w[i] = (float)(Ia / Ib);
  }
  return N;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<fa_kaiser_beta>:
  endbr64
  push   %r13
  push   %r12
  mov    %esi,%r12d
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  movss  %xmm0,(%rsp)
  test   %esi,%esi
  jle    L3
  lea    -0x1(%rsi),%eax
  pxor   %xmm5,%xmm5
  mov    %rdi,%rbx
  movslq %esi,%rbp
  cvtsi2sd %eax,%xmm5
  xor    %r13d,%r13d
  movsd  %xmm5,0x8(%rsp)
  nopl   0x0(%rax,%rax,1)
L12:
  movss  (%rsp),%xmm0
  call   <bessel@plt>
  movsd  D12(%rip),%xmm1
  movss  %xmm0,0x4(%rsp)
  pxor   %xmm0,%xmm0
  cvtsi2sd %r13d,%xmm0
  addsd  %xmm0,%xmm0
  divsd  0x8(%rsp),%xmm0
  subsd  D12(%rip),%xmm0
  cvtsd2ss %xmm0,%xmm0
  mulss  %xmm0,%xmm0
  cvtss2sd %xmm0,%xmm0
  subsd  %xmm0,%xmm1
  cvttsd2si %xmm1,%edi
  call   <sqrt@plt>
  pxor   %xmm0,%xmm0
  cvtsi2ss %rax,%xmm0
  mulss  (%rsp),%xmm0
  call   <bessel@plt>
  divss  0x4(%rsp),%xmm0
  movss  %xmm0,(%rbx,%r13,4)
  add    $0x1,%r13
  cmp    %rbp,%r13
  jne    L12
L3:
  add    $0x18,%rsp
  mov    %r12d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

tool_calls: name: retrieve_data
arguments: tag: D12
type_infered: f64

tool: D12: 1

assistant: ```c
int fa_kaiser_beta(float *w, const int N, const float beta) {
  int i;
  float Ia, Ib;
  for (i = 0; i < N; i++) {
    float x;
    Ib = bessel(beta);
    x = (float)((2. * i / (N - 1)) - 1);
    Ia = bessel(beta * (float)sqrt(1. - x * x));
    w[i] = (float)(Ia / Ib);
  }
  return N;
}
```
user: What is the c source code of the assembly code below?

```asm
<fa_kaiser_beta>:
  endbr64
  push   %r13
  push   %r12
  mov    %esi,%r12d
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  movss  %xmm0,(%rsp)
  test   %esi,%esi
  jle    L6
  lea    -0x1(%rsi),%eax
  pxor   %xmm5,%xmm5
  mov    %rdi,%rbx
  movslq %esi,%rbp
  cvtsi2sd %eax,%xmm5
  xor    %r13d,%r13d
  movsd  %xmm5,0x8(%rsp)
  nopl   0x0(%rax,%rax,1)
L9:
  movss  (%rsp),%xmm0
  call   <bessel@plt>
  movsd  D18(%rip),%xmm1
  movss  %xmm0,0x4(%rsp)
  pxor   %xmm0,%xmm0
  cvtsi2sd %r13d,%xmm0
  addsd  %xmm0,%xmm0
  divsd  0x8(%rsp),%xmm0
  subsd  D18(%rip),%xmm0
  cvtsd2ss %xmm0,%xmm0
  mulss  %xmm0,%xmm0
  cvtss2sd %xmm0,%xmm0
  subsd  %xmm0,%xmm1
  cvttsd2si %xmm1,%edi
  call   <sqrt@plt>
  pxor   %xmm0,%xmm0
  cvtsi2ss %rax,%xmm0
  mulss  (%rsp),%xmm0
  call   <bessel@plt>
  divss  0x4(%rsp),%xmm0
  movss  %xmm0,(%rbx,%r13,4)
  add    $0x1,%r13
  cmp    %r13,%rbp
  jne    L9
L6:
  add    $0x18,%rsp
  mov    %r12d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

tool_calls: name: disassemble_data
arguments: data_label: D18
type_infered: f64

tool: D18: 1

assistant: ```c
int fa_kaiser_beta(float *w, const int N, const float beta) {
  int i;
  float Ia, Ib;
  for (i = 0; i < N; i++) {
    float x;
    Ib = bessel(beta);
    x = (float)((2. * i / (N - 1)) - 1);
    Ia = bessel(beta * (float)sqrt(1. - x * x));
    w[i] = (float)(Ia / Ib);
  }
  return N;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    $0x0,%edi
  call   <omp_set_dynamic@plt>
  mov    $0x0,%eax
  call   <omp_get_num_procs@plt>
  mov    %eax,%edi
  call   <omp_set_num_threads@plt>
  mov    $0x0,%eax
  call   <omp_get_thread_num@plt>
  mov    %eax,-0x8(%rbp)
  mov    $0x0,%eax
  call   <omp_get_num_threads@plt>
  mov    %eax,-0x4(%rbp)
  mov    -0x4(%rbp),%edx
  mov    -0x8(%rbp),%eax
  mov    %eax,%esi
  lea    D3(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    -0x8(%rbp),%eax
  mov    %eax,%edi
  call   <do_lots_of_stuff@plt>
  mov    $0x0,%eax
  leave
  ret
```

tool_calls: name: retrieve_data
arguments: data_label: D3
type_guessed: string

tool: D3: [%d] We have %d threads working here.


assistant: ```c
int main(void) {
  int num_threads;
  omp_set_dynamic(0);
  omp_set_num_threads(omp_get_num_procs());
#pragma omp parallel
  {
    int id = omp_get_thread_num();
#pragma omp single
    {
      num_threads = omp_get_num_threads();
      printf("[%d] We have %d threads working here.\n", id, num_threads);
    }
    do_lots_of_stuff(id);
  }
  return 0;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<main>:
  endbr64
  push   %rbx
  mov    $0x0,%edi
  call   <omp_set_dynamic@plt>
  mov    $0x0,%eax
  call   <omp_get_num_procs@plt>
  mov    %eax,%edi
  call   <omp_set_num_threads@plt>
  mov    $0x0,%eax
  call   <omp_get_thread_num@plt>
  mov    %eax,%ebx
  mov    $0x0,%eax
  call   <omp_get_num_threads@plt>
  mov    %eax,%edx
  mov    %ebx,%esi
  lea    D6(%rip),%rdi
  call   <printf@plt>
  mov    %ebx,%edi
  call   <do_lots_of_stuff@plt>
  mov    $0x0,%eax
  pop    %rbx
  ret
```

tool_calls: name: read_data
arguments: tag: D6
type: string

tool: D6: [%d] We have %d threads working here.


assistant: ```c
int main(void) {
  int num_threads;
  omp_set_dynamic(0);
  omp_set_num_threads(omp_get_num_procs());
#pragma omp parallel
  {
    int id = omp_get_thread_num();
#pragma omp single
    {
      num_threads = omp_get_num_threads();
      printf("[%d] We have %d threads working here.\n", id, num_threads);
    }
    do_lots_of_stuff(id);
  }
  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
  push   %rbp
  xor    %edi,%edi
  call   <omp_set_dynamic@plt>
  xor    %eax,%eax
  call   <omp_get_num_procs@plt>
  mov    %eax,%edi
  call   <omp_set_num_threads@plt>
  xor    %eax,%eax
  call   <omp_get_thread_num@plt>
  mov    %eax,%ebp
  xor    %eax,%eax
  call   <omp_get_num_threads@plt>
  mov    %ebp,%esi
  lea    D1(%rip),%rdi
  mov    %eax,%edx
  call   <printf@plt>
  mov    %ebp,%edi
  call   <do_lots_of_stuff@plt>
  xor    %eax,%eax
  pop    %rbp
  ret
```

tool_calls: name: read_data
arguments: tag: D1
type: string

tool: D1: [%d] We have %d threads working here.


assistant: ```c
int main(void) {
  int num_threads;
  omp_set_dynamic(0);
  omp_set_num_threads(omp_get_num_procs());
#pragma omp parallel
  {
    int id = omp_get_thread_num();
#pragma omp single
    {
      num_threads = omp_get_num_threads();
      printf("[%d] We have %d threads working here.\n", id, num_threads);
    }
    do_lots_of_stuff(id);
  }
  return 0;
}
```
user: Translate the below assembly code into C programming language:

```asm
<main>:
  endbr64
  push   %rbp
  xor    %edi,%edi
  call   <omp_set_dynamic@plt>
  xor    %eax,%eax
  call   <omp_get_num_procs@plt>
  mov    %eax,%edi
  call   <omp_set_num_threads@plt>
  xor    %eax,%eax
  call   <omp_get_thread_num@plt>
  mov    %eax,%ebp
  xor    %eax,%eax
  call   <omp_get_num_threads@plt>
  mov    %ebp,%esi
  lea    D2(%rip),%rdi
  mov    %eax,%edx
  call   <printf@plt>
  mov    %ebp,%edi
  call   <do_lots_of_stuff@plt>
  xor    %eax,%eax
  pop    %rbp
  ret
```

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

tool: D2: [%d] We have %d threads working here.


assistant: ```c
int main(void) {
  int num_threads;
  omp_set_dynamic(0);
  omp_set_num_threads(omp_get_num_procs());
#pragma omp parallel
  {
    int id = omp_get_thread_num();
#pragma omp single
    {
      num_threads = omp_get_num_threads();
      printf("[%d] We have %d threads working here.\n", id, num_threads);
    }
    do_lots_of_stuff(id);
  }
  return 0;
}
```
user: What is the c source code of the assembly code below?

```asm
<veryfastmemcpy>:
  endbr64
  mov    %edi,%eax
  or     %rsi,%rax
  mov    %rax,%rcx
  and    $0x3,%ecx
  je     L43
  and    $0x1,%eax
  je     L3
  sub    $0x8,%rsp
  call   <pigfx_memcpy@plt>
  add    $0x8,%rsp
  ret
L43:
  mov    %edx,%r8d
  and    $0x3,%r8d
  mov    %edx,%r9d
  or     $0x3,%r9d
  and    $0xfffffffc,%edx
  cmovns %edx,%r9d
  sar    $0x2,%r9d
  movslq %edx,%rax
  cmp    $0x3,%edx
  jle    L80
L73:
  mov    (%rsi,%rcx,4),%edx
  mov    %edx,(%rdi,%rcx,4)
  add    $0x1,%rcx
  cmp    %ecx,%r9d
  jg     L73
L80:
  test   %r8d,%r8d
  jle    L2
  mov    %r8d,%ecx
  add    %rax,%rcx
L59:
  movzbl (%rsi,%rax,1),%edx
  mov    %dl,(%rdi,%rax,1)
  add    $0x1,%rax
  cmp    %rcx,%rax
  jne    L59
  ret
L3:
  mov    %edx,%r9d
  and    $0x1,%r9d
  mov    %edx,%r8d
  and    $0xfffffffe,%r8d
  sar    %edx
  cmp    $0x1,%r8d
  jle    L88
L53:
  movzwl (%rsi,%rax,2),%ecx
  mov    %cx,(%rdi,%rax,2)
  add    $0x1,%rax
  cmp    %eax,%edx
  jg     L53
L88:
  test   %r9d,%r9d
  je     L2
  movslq %r8d,%r8
  movzbl (%rsi,%r8,1),%eax
  mov    %al,(%rdi,%r8,1)
  ret
L2:
  ret
```

assistant: ```c
void veryfastmemcpy(void *dest, void *src, unsigned int n) {
  if ((((unsigned int)dest & 0x3) == 0) && (((unsigned int)src & 0x3) == 0)) {
    int single = n & 0x3;
    int singpos = n - single;
    int quad = singpos / 4;
    unsigned int *qdest = dest;
    unsigned int *qsrc = src;
    unsigned char *sdest = (unsigned char *)dest + singpos;
    unsigned char *ssrc = (unsigned char *)src + singpos;
    for (int q = 0; q < quad; q++) {
      qdest[q] = qsrc[q];
    }
    for (int s = 0; s < single; s++) {
      sdest[s] = ssrc[s];
    }
  } else if ((((unsigned int)dest & 0x1) == 0) && (((unsigned int)src & 0x1) == 0)) {
    int single = n & 0x1;
    int singpos = n - single;
    int dbl = singpos / 2;
    unsigned short int *ddest = dest;
    unsigned short int *dsrc = src;
    unsigned char *sdest = (unsigned char *)dest + singpos;
    unsigned char *ssrc = (unsigned char *)src + singpos;
    for (int d = 0; d < dbl; d++) {
      ddest[d] = dsrc[d];
    }
    if (single)
      *sdest = *ssrc;
  } else {
    pigfx_memcpy(dest, src, n);
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<veryfastmemcpy>:
  endbr64
  mov    %edi,%eax
  or     %rsi,%rax
  mov    %rax,%rcx
  and    $0x3,%ecx
  je     L84
  and    $0x1,%eax
  je     L75
  jmp    1050 <pigfx_memcpy@plt>
  nopl   0x0(%rax,%rax,1)
L75:
  mov    %edx,%r8d
  mov    %edx,%r9d
  sar    %edx
  and    $0xfffffffe,%r8d
  and    $0x1,%r9d
  cmp    $0x1,%r8d
  jle    L23
  cs nopw 0x0(%rax,%rax,1)
L67:
  movzwl (%rsi,%rax,2),%ecx
  mov    %cx,(%rdi,%rax,2)
  add    $0x1,%rax
  cmp    %eax,%edx
  jg     L67
L23:
  test   %r9d,%r9d
  je     L56
  movslq %r8d,%r8
  movzbl (%rsi,%r8,1),%eax
  mov    %al,(%rdi,%r8,1)
  ret
  nopw   0x0(%rax,%rax,1)
L84:
  mov    %edx,%r9d
  mov    %edx,%r8d
  or     $0x3,%r8d
  and    $0x3,%r9d
  and    $0xfffffffc,%edx
  cmovns %edx,%r8d
  movslq %edx,%rax
  sar    $0x2,%r8d
  cmp    $0x3,%edx
  jle    L11
  nopl   0x0(%rax)
L5:
  mov    (%rsi,%rcx,4),%edx
  mov    %edx,(%rdi,%rcx,4)
  add    $0x1,%rcx
  cmp    %ecx,%r8d
  jg     L5
L11:
  lea    -0x1(%r9),%edx
  lea    0x1(%rax,%rdx,1),%rcx
  test   %r9d,%r9d
  jne    L18
L56:
  ret
  xchg   %ax,%ax
L18:
  movzbl (%rsi,%rax,1),%edx
  mov    %dl,(%rdi,%rax,1)
  add    $0x1,%rax
  cmp    %rcx,%rax
  jne    L18
  ret
```

assistant: ```c
void veryfastmemcpy(void *dest, void *src, unsigned int n) {
  if ((((unsigned int)dest & 0x3) == 0) && (((unsigned int)src & 0x3) == 0)) {
    int single = n & 0x3;
    int singpos = n - single;
    int quad = singpos / 4;
    unsigned int *qdest = dest;
    unsigned int *qsrc = src;
    unsigned char *sdest = (unsigned char *)dest + singpos;
    unsigned char *ssrc = (unsigned char *)src + singpos;
    for (int q = 0; q < quad; q++) {
      qdest[q] = qsrc[q];
    }
    for (int s = 0; s < single; s++) {
      sdest[s] = ssrc[s];
    }
  } else if ((((unsigned int)dest & 0x1) == 0) && (((unsigned int)src & 0x1) == 0)) {
    int single = n & 0x1;
    int singpos = n - single;
    int dbl = singpos / 2;
    unsigned short int *ddest = dest;
    unsigned short int *dsrc = src;
    unsigned char *sdest = (unsigned char *)dest + singpos;
    unsigned char *ssrc = (unsigned char *)src + singpos;
    for (int d = 0; d < dbl; d++) {
      ddest[d] = dsrc[d];
    }
    if (single)
      *sdest = *ssrc;
  } else {
    pigfx_memcpy(dest, src, n);
  }
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<read_block>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x1c(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x8(%rbp)
  jmp    L44
L4:
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0xa,%al
  jne    L7
  mov    -0x10(%rbp),%rax
  sub    -0x18(%rbp),%rax
  jmp    L48
L7:
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  cltq
  add    %rax,-0x10(%rbp)
L44:
  mov    -0x8(%rbp),%rax
  sub    -0x10(%rbp),%rax
  cmp    $0x1,%rax
  jle    L18
  mov    -0x8(%rbp),%rax
  sub    -0x10(%rbp),%rax
  mov    %eax,%ecx
  mov    -0x28(%rbp),%rdx
  mov    -0x10(%rbp),%rax
  mov    %ecx,%esi
  mov    %rax,%rdi
  call   <fgets@plt>
  test   %rax,%rax
  jne    L4
L18:
  mov    $0xffffffff,%eax
L48:
  leave
  ret
```

assistant: ```c
int read_block(char *buf, int buf_size, FILE *fin) {
  char *curr = buf, *const buf_end = buf + buf_size;
  while (buf_end - curr > 1 && fgets(curr, buf_end - curr, fin)) {
    if (*curr == '\n')
      return curr - buf;
    curr += strlen(curr);
  }
  return -1;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<read_block>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%r12
  mov    %rdx,%rbp
  movslq %esi,%rax
  lea    (%rdi,%rax,1),%r13
  mov    %rax,%rsi
  mov    %rdi,%rbx
  cmp    $0x1,%rax
  jle    L34
L51:
  mov    %rbp,%rdx
  mov    %rbx,%rdi
  call   <fgets@plt>
  test   %rax,%rax
  je     L50
  cmpb   $0xa,(%rbx)
  je     L63
  mov    %rbx,%rdi
  call   <strlen@plt>
  cltq
  add    %rax,%rbx
  mov    %r13,%rsi
  sub    %rbx,%rsi
  cmp    $0x1,%rsi
  jg     L51
  mov    $0xffffffff,%eax
  jmp    L7
L34:
  mov    $0xffffffff,%eax
  jmp    L7
L63:
  mov    %ebx,%eax
  sub    %r12d,%eax
  jmp    L7
L50:
  mov    $0xffffffff,%eax
L7:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
int read_block(char *buf, int buf_size, FILE *fin) {
  char *curr = buf, *const buf_end = buf + buf_size;
  while (buf_end - curr > 1 && fgets(curr, buf_end - curr, fin)) {
    if (*curr == '\n')
      return curr - buf;
    curr += strlen(curr);
  }
  return -1;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<read_block>:
  endbr64
  push   %r13
  movslq %esi,%rsi
  push   %r12
  lea    (%rdi,%rsi,1),%r13
  mov    %rdi,%r12
  push   %rbp
  mov    %rdx,%rbp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x8,%rsp
  cmp    $0x1,%rsi
  jg     L15
  jmp    L41
  cs nopw 0x0(%rax,%rax,1)
L16:
  cmpb   $0xa,(%rbx)
  je     L47
  mov    %rbx,%rdi
  call   <strlen@plt>
  mov    %r13,%rsi
  cltq
  add    %rax,%rbx
  sub    %rbx,%rsi
  cmp    $0x1,%rsi
  jle    L41
L15:
  mov    %rbp,%rdx
  mov    %rbx,%rdi
  call   <fgets@plt>
  test   %rax,%rax
  jne    L16
L41:
  add    $0x8,%rsp
  mov    $0xffffffff,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  xchg   %ax,%ax
L47:
  add    $0x8,%rsp
  mov    %ebx,%eax
  sub    %r12d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
int read_block(char *buf, int buf_size, FILE *fin) {
  char *curr = buf, *const buf_end = buf + buf_size;
  while (buf_end - curr > 1 && fgets(curr, buf_end - curr, fin)) {
    if (*curr == '\n')
      return curr - buf;
    curr += strlen(curr);
  }
  return -1;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<read_block>:
  endbr64
  push   %r13
  movslq %esi,%rsi
  push   %r12
  lea    (%rdi,%rsi,1),%r13
  mov    %rdi,%r12
  push   %rbp
  mov    %rdx,%rbp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x8,%rsp
  cmp    $0x1,%rsi
  jg     L31
  jmp    L3
  cs nopw 0x0(%rax,%rax,1)
L9:
  cmpb   $0xa,(%rbx)
  je     L8
  mov    %rbx,%rdi
  call   <strlen@plt>
  mov    %r13,%rsi
  cltq
  add    %rax,%rbx
  sub    %rbx,%rsi
  cmp    $0x1,%rsi
  jle    L3
L31:
  mov    %rbp,%rdx
  mov    %rbx,%rdi
  call   <fgets@plt>
  test   %rax,%rax
  jne    L9
L3:
  add    $0x8,%rsp
  mov    $0xffffffff,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  xchg   %ax,%ax
L8:
  add    $0x8,%rsp
  mov    %ebx,%eax
  sub    %r12d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
int read_block(char *buf, int buf_size, FILE *fin) {
  char *curr = buf, *const buf_end = buf + buf_size;
  while (buf_end - curr > 1 && fgets(curr, buf_end - curr, fin)) {
    if (*curr == '\n')
      return curr - buf;
    curr += strlen(curr);
  }
  return -1;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<connection_handle_event>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %esi,-0xc(%rbp)
  mov    D41(%rip),%rax
  mov    (%rax),%eax
  and    -0xc(%rbp),%eax
  test   %eax,%eax
  je     L9
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <connection_on_out_event@plt>
L9:
  mov    D21(%rip),%rax
  mov    (%rax),%eax
  and    -0xc(%rbp),%eax
  test   %eax,%eax
  je     L24
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <connection_on_in_event@plt>
L24:
  mov    D46(%rip),%rax
  mov    (%rax),%edx
  mov    D36(%rip),%rax
  mov    (%rax),%eax
  or     %eax,%edx
  mov    D24(%rip),%rax
  mov    (%rax),%eax
  or     %edx,%eax
  and    -0xc(%rbp),%eax
  test   %eax,%eax
  je     L28
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <connection_on_close_event@plt>
L28:
  nop
  leave
  ret
```

assistant: ```c
void connection_handle_event(struct epoll_event_handler *self, uint32_t events) {
  if (events & EPOLLOUT) {
    connection_on_out_event(self);
  }
  if (events & EPOLLIN) {
    connection_on_in_event(self);
  }
  if ((events & EPOLLERR) | (events & EPOLLHUP) | (events & EPOLLRDHUP)) {
    connection_on_close_event(self);
  }
}
```
user: Translate the below assembly code into C programming language:

```asm
<connection_handle_event>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbp
  mov    %esi,%ebx
  mov    D28(%rip),%rax
  mov    %esi,%ecx
  and    (%rax),%ecx
  jne    L16
L22:
  mov    D48(%rip),%rax
  mov    %ebx,%ecx
  and    (%rax),%ecx
  jne    L0
L48:
  mov    D13(%rip),%rax
  mov    (%rax),%eax
  mov    D32(%rip),%rdx
  or     (%rdx),%eax
  mov    D33(%rip),%rdx
  or     (%rdx),%eax
  test   %ebx,%eax
  jne    L18
L12:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
L16:
  call   <connection_on_out_event@plt>
  jmp    L22
L0:
  mov    %rbp,%rdi
  call   <connection_on_in_event@plt>
  jmp    L48
L18:
  mov    %rbp,%rdi
  call   <connection_on_close_event@plt>
  jmp    L12
```

assistant: ```c
void connection_handle_event(struct epoll_event_handler *self, uint32_t events) {
  if (events & EPOLLOUT) {
    connection_on_out_event(self);
  }
  if (events & EPOLLIN) {
    connection_on_in_event(self);
  }
  if ((events & EPOLLERR) | (events & EPOLLHUP) | (events & EPOLLRDHUP)) {
    connection_on_close_event(self);
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<connection_handle_event>:
  endbr64
  push   %rbp
  mov    %esi,%ecx
  mov    %rdi,%rbp
  push   %rbx
  mov    %esi,%ebx
  sub    $0x8,%rsp
  mov    D31(%rip),%rax
  and    (%rax),%ecx
  jne    L44
  mov    D39(%rip),%rax
  mov    %ebx,%ecx
  and    (%rax),%ecx
  jne    L34
L25:
  mov    D43(%rip),%rdx
  mov    D14(%rip),%rax
  mov    (%rax),%eax
  or     (%rdx),%eax
  mov    D40(%rip),%rdx
  or     (%rdx),%eax
  test   %ebx,%eax
  jne    L29
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
  nop
L44:
  call   <connection_on_out_event@plt>
  mov    D39(%rip),%rax
  mov    %ebx,%ecx
  and    (%rax),%ecx
  je     L25
L34:
  mov    %rbp,%rdi
  call   <connection_on_in_event@plt>
  jmp    L25
  nopl   0x0(%rax)
L29:
  add    $0x8,%rsp
  mov    %rbp,%rdi
  pop    %rbx
  pop    %rbp
  jmp    1090 <connection_on_close_event@plt>
```

assistant: ```c
void connection_handle_event(struct epoll_event_handler *self, uint32_t events) {
  if (events & EPOLLOUT) {
    connection_on_out_event(self);
  }
  if (events & EPOLLIN) {
    connection_on_in_event(self);
  }
  if ((events & EPOLLERR) | (events & EPOLLHUP) | (events & EPOLLRDHUP)) {
    connection_on_close_event(self);
  }
}
```