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

```asm
<test_collapse>:
  endbr64
  push   %r13
  mov    $0x10,%r13d
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
L5:
  mov    $0x10,%r12d
L39:
  mov    $0x10,%ebp
  nop
L36:
  mov    $0x10,%ebx
  nopl   (%rax)
L8:
  xor    %eax,%eax
  call   <foo@plt>
  sub    $0x1,%ebx
  jne    L8
  sub    $0x1,%ebp
  jne    L36
  sub    $0x1,%r12d
  jne    L39
  sub    $0x1,%r13d
  jne    L5
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
void test_collapse() {
  int i;
#pragma omp target teams distribute parallel for simd collapse
  for (i = 0; i < 16; ++i)
    ;
#pragma omp target teams distribute parallel for simd collapse(
  for (i = 0; i < 16; ++i)
    ;
#pragma omp target teams distribute parallel for simd collapse()
  for (i = 0; i < 16; ++i)
    ;
#pragma omp target teams distribute parallel for simd collapse(,
  for (i = 0; i < 16; ++i)
    ;
#pragma omp target teams distribute parallel for simd collapse(, )
  for (i = 0; i < 16; ++i)
    ;
#pragma omp target teams distribute parallel for simd collapse 4)
  for (i = 0; i < 16; ++i)
    ;
#pragma omp target teams distribute parallel for simd collapse(4
  for (i = 0; i < 16; ++i)
    ;
#pragma omp target teams distribute parallel for simd collapse(4,
  for (i = 0; i < 16; ++i)
    ;
#pragma omp target teams distribute parallel for simd collapse(4, )
  for (i = 0; i < 16; ++i)
    ;
#pragma omp target teams distribute parallel for simd collapse(4)
  for (i = 0; i < 16; ++i)
    ;
#pragma omp target teams distribute parallel for simd collapse(4 4)
  for (i = 0; i < 16; ++i)
    ;
#pragma omp target teams distribute parallel for simd collapse(4, , 4)
  for (i = 0; i < 16; ++i)
    ;
#pragma omp target teams distribute parallel for simd collapse(4)
  for (int i1 = 0; i1 < 16; ++i1)
    for (int i2 = 0; i2 < 16; ++i2)
      for (int i3 = 0; i3 < 16; ++i3)
        for (int i4 = 0; i4 < 16; ++i4)
          foo();
#pragma omp target teams distribute parallel for simd collapse(4, 8)
  for (i = 0; i < 16; ++i)
    ;
#pragma omp target teams distribute parallel for simd collapse(2.5)
  for (i = 0; i < 16; ++i)
    ;
#pragma omp target teams distribute parallel for simd collapse(foo())
  for (i = 0; i < 16; ++i)
    ;
#pragma omp target teams distribute parallel for simd collapse(-5)
  for (i = 0; i < 16; ++i)
    ;
#pragma omp target teams distribute parallel for simd collapse(0)
  for (i = 0; i < 16; ++i)
    ;
#pragma omp target teams distribute parallel for simd collapse(5 - 5)
  for (i = 0; i < 16; ++i)
    ;
#pragma omp target teams distribute parallel for simd collapse(2) firstprivate(i)
  for (i = 0; i < 16; ++i)
    for (int j = 0; j < 16; ++j)
#pragma omp parallel for reduction(+ : i, j)
      for (int k = 0; k < 16; ++k)
        i += j;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<Branch_lengthMVR>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x38,%rsp
  mov    %edi,%r12d
  mov    %esi,%r13d
  mov    %rdx,0x20(%rsp)
  mov    %rcx,0x28(%rsp)
  mov    %r8,%rbp
  mov    %r9d,%r14d
  mov    %r9d,%ecx
  mov    %r8,%rdx
  call   <mu@plt>
  movsd  %xmm0,0x18(%rsp)
  test   %r14d,%r14d
  jle    L64
  mov    D10(%rip),%r15
  mov    %r15,(%rsp)
  mov    $0x1,%ebx
  jmp    L62
L54:
  add    $0x1,%ebx
  cmp    %ebx,%r14d
  jl     L7
L62:
  mov    %rbp,%rsi
  mov    %ebx,%edi
  call   <Emptied@plt>
  test   %eax,%eax
  jne    L54
  cmp    %ebx,%r12d
  je     L54
  cmp    %ebx,%r13d
  je     L54
  movsd  0x18(%rsp),%xmm0
  mov    %rbp,%rcx
  mov    %ebx,%edx
  mov    %r13d,%esi
  mov    %r12d,%edi
  call   <WeightMVR@plt>
  movsd  %xmm0,0x8(%rsp)
  mov    %rbp,%rdx
  mov    %r13d,%esi
  mov    %r12d,%edi
  call   <Distance@plt>
  movsd  %xmm0,0x10(%rsp)
  mov    %rbp,%rdx
  mov    %ebx,%esi
  mov    %r12d,%edi
  call   <Distance@plt>
  movapd %xmm0,%xmm2
  addsd  0x10(%rsp),%xmm2
  movsd  %xmm2,0x10(%rsp)
  mov    %rbp,%rdx
  mov    %ebx,%esi
  mov    %r13d,%edi
  call   <Distance@plt>
  movsd  0x10(%rsp),%xmm2
  subsd  %xmm0,%xmm2
  movapd %xmm2,%xmm0
  mulsd  0x8(%rsp),%xmm0
  addsd  (%rsp),%xmm0
  movsd  %xmm0,(%rsp)
  mov    %rbp,%rdx
  mov    %r13d,%esi
  mov    %r12d,%edi
  call   <Distance@plt>
  movsd  %xmm0,0x10(%rsp)
  mov    %rbp,%rdx
  mov    %ebx,%esi
  mov    %r13d,%edi
  call   <Distance@plt>
  addsd  0x10(%rsp),%xmm0
  movsd  %xmm0,0x10(%rsp)
  mov    %rbp,%rdx
  mov    %ebx,%esi
  mov    %r12d,%edi
  call   <Distance@plt>
  movapd %xmm0,%xmm1
  movsd  0x10(%rsp),%xmm0
  subsd  %xmm1,%xmm0
  mulsd  0x8(%rsp),%xmm0
  movq   %r15,%xmm4
  addsd  %xmm0,%xmm4
  movq   %xmm4,%r15
  jmp    L54
L64:
  mov    D10(%rip),%r15
  mov    %r15,(%rsp)
L7:
  mov    0x20(%rsp),%rax
  movsd  (%rsp),%xmm5
  movsd  %xmm5,(%rax)
  mov    0x28(%rsp),%rax
  mov    %r15,(%rax)
  add    $0x38,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

tool_calls: name: disassemble_data
arguments: label: D10
type_infered: byte[8]

tool: {"D10": [0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00]}

assistant: ```c
void Branch_lengthMVR(int a, int b, double *la, double *lb, double **delta, int n) {
  int i;
  double Dxu, Dyu, Wi, u;
  u = mu(a, b, delta, n);
  Dxu = Dyu = 0;
  for (i = 1; i <= n; i++) {
    if (!Emptied(i, delta) && (i != a) && (i != b)) {
      Wi = WeightMVR(a, b, i, delta, u);
      Dxu = Dxu + (Wi * (Distance(a, b, delta) + Distance(a, i, delta) - Distance(b, i, delta)));
      Dyu = Dyu + (Wi * (Distance(a, b, delta) + Distance(b, i, delta) - Distance(a, i, delta)));
    }
  }
  *la = Dxu;
  *lb = Dyu;
  return;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<Branch_lengthMVR>:
  endbr64
  push   %r15
  mov    %rdx,%r15
  mov    %r8,%rdx
  push   %r14
  push   %r13
  mov    %r9d,%r13d
  push   %r12
  mov    %esi,%r12d
  push   %rbp
  mov    %edi,%ebp
  push   %rbx
  mov    %r8,%rbx
  sub    $0x38,%rsp
  mov    %rcx,0x28(%rsp)
  mov    %r9d,%ecx
  call   <mu@plt>
  movsd  %xmm0,0x20(%rsp)
  test   %r13d,%r13d
  jle    L11
  pxor   %xmm6,%xmm6
  mov    $0x1,%r14d
  movsd  %xmm6,0x8(%rsp)
  movsd  %xmm6,(%rsp)
  nopl   0x0(%rax)
L35:
  mov    %rbx,%rsi
  mov    %r14d,%edi
  call   <Emptied@plt>
  test   %eax,%eax
  jne    L56
  cmp    %r14d,%ebp
  je     L56
  cmp    %r14d,%r12d
  je     L56
  movsd  0x20(%rsp),%xmm0
  mov    %rbx,%rcx
  mov    %r14d,%edx
  mov    %r12d,%esi
  mov    %ebp,%edi
  call   <WeightMVR@plt>
  mov    %rbx,%rdx
  mov    %r12d,%esi
  mov    %ebp,%edi
  movsd  %xmm0,0x10(%rsp)
  call   <Distance@plt>
  mov    %rbx,%rdx
  mov    %r14d,%esi
  mov    %ebp,%edi
  movsd  %xmm0,0x18(%rsp)
  call   <Distance@plt>
  mov    %rbx,%rdx
  mov    %r14d,%esi
  mov    %r12d,%edi
  movsd  0x18(%rsp),%xmm1
  addsd  %xmm0,%xmm1
  movsd  %xmm1,0x18(%rsp)
  call   <Distance@plt>
  movsd  0x18(%rsp),%xmm1
  mov    %rbx,%rdx
  mov    %ebp,%edi
  mov    %r12d,%esi
  subsd  %xmm0,%xmm1
  movsd  0x10(%rsp),%xmm0
  mulsd  %xmm1,%xmm0
  addsd  (%rsp),%xmm0
  movsd  %xmm0,(%rsp)
  call   <Distance@plt>
  mov    %rbx,%rdx
  mov    %r14d,%esi
  mov    %r12d,%edi
  movsd  %xmm0,0x18(%rsp)
  call   <Distance@plt>
  movsd  0x18(%rsp),%xmm1
  mov    %rbx,%rdx
  mov    %ebp,%edi
  mov    %r14d,%esi
  addsd  %xmm0,%xmm1
  movsd  %xmm1,0x18(%rsp)
  call   <Distance@plt>
  movsd  0x18(%rsp),%xmm1
  subsd  %xmm0,%xmm1
  movsd  0x10(%rsp),%xmm0
  mulsd  %xmm1,%xmm0
  addsd  0x8(%rsp),%xmm0
  movsd  %xmm0,0x8(%rsp)
  nopl   0x0(%rax,%rax,1)
L56:
  add    $0x1,%r14d
  cmp    %r14d,%r13d
  jge    L35
L5:
  movsd  (%rsp),%xmm7
  mov    0x28(%rsp),%rax
  movsd  %xmm7,(%r15)
  movsd  0x8(%rsp),%xmm7
  movsd  %xmm7,(%rax)
  add    $0x38,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   (%rax)
L11:
  pxor   %xmm4,%xmm4
  movsd  %xmm4,0x8(%rsp)
  movsd  %xmm4,(%rsp)
  jmp    L5
```

assistant: ```c
void Branch_lengthMVR(int a, int b, double *la, double *lb, double **delta, int n) {
  int i;
  double Dxu, Dyu, Wi, u;
  u = mu(a, b, delta, n);
  Dxu = Dyu = 0;
  for (i = 1; i <= n; i++) {
    if (!Emptied(i, delta) && (i != a) && (i != b)) {
      Wi = WeightMVR(a, b, i, delta, u);
      Dxu = Dxu + (Wi * (Distance(a, b, delta) + Distance(a, i, delta) - Distance(b, i, delta)));
      Dyu = Dyu + (Wi * (Distance(a, b, delta) + Distance(b, i, delta) - Distance(a, i, delta)));
    }
  }
  *la = Dxu;
  *lb = Dyu;
  return;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<Branch_lengthMVR>:
  endbr64
  push   %r15
  mov    %rdx,%r15
  mov    %r8,%rdx
  push   %r14
  push   %r13
  mov    %r9d,%r13d
  push   %r12
  mov    %esi,%r12d
  push   %rbp
  mov    %edi,%ebp
  push   %rbx
  mov    %r8,%rbx
  sub    $0x38,%rsp
  mov    %rcx,0x28(%rsp)
  mov    %r9d,%ecx
  call   <mu@plt>
  movsd  %xmm0,0x20(%rsp)
  test   %r13d,%r13d
  jle    L17
  pxor   %xmm6,%xmm6
  mov    $0x1,%r14d
  movsd  %xmm6,0x8(%rsp)
  movsd  %xmm6,(%rsp)
  nopl   0x0(%rax)
L43:
  mov    %rbx,%rsi
  mov    %r14d,%edi
  call   <Emptied@plt>
  test   %eax,%eax
  jne    L24
  cmp    %r14d,%ebp
  je     L24
  cmp    %r14d,%r12d
  je     L24
  movsd  0x20(%rsp),%xmm0
  mov    %rbx,%rcx
  mov    %r14d,%edx
  mov    %r12d,%esi
  mov    %ebp,%edi
  call   <WeightMVR@plt>
  mov    %rbx,%rdx
  mov    %r12d,%esi
  mov    %ebp,%edi
  movsd  %xmm0,0x10(%rsp)
  call   <Distance@plt>
  mov    %rbx,%rdx
  mov    %r14d,%esi
  mov    %ebp,%edi
  movsd  %xmm0,0x18(%rsp)
  call   <Distance@plt>
  mov    %rbx,%rdx
  mov    %r14d,%esi
  mov    %r12d,%edi
  movsd  0x18(%rsp),%xmm1
  addsd  %xmm0,%xmm1
  movsd  %xmm1,0x18(%rsp)
  call   <Distance@plt>
  movsd  0x18(%rsp),%xmm1
  mov    %rbx,%rdx
  mov    %ebp,%edi
  mov    %r12d,%esi
  subsd  %xmm0,%xmm1
  movsd  0x10(%rsp),%xmm0
  mulsd  %xmm1,%xmm0
  addsd  (%rsp),%xmm0
  movsd  %xmm0,(%rsp)
  call   <Distance@plt>
  mov    %rbx,%rdx
  mov    %r14d,%esi
  mov    %r12d,%edi
  movsd  %xmm0,0x18(%rsp)
  call   <Distance@plt>
  movsd  0x18(%rsp),%xmm1
  mov    %rbx,%rdx
  mov    %ebp,%edi
  mov    %r14d,%esi
  addsd  %xmm0,%xmm1
  movsd  %xmm1,0x18(%rsp)
  call   <Distance@plt>
  movsd  0x18(%rsp),%xmm1
  subsd  %xmm0,%xmm1
  movsd  0x10(%rsp),%xmm0
  mulsd  %xmm1,%xmm0
  addsd  0x8(%rsp),%xmm0
  movsd  %xmm0,0x8(%rsp)
  nopl   0x0(%rax,%rax,1)
L24:
  add    $0x1,%r14d
  cmp    %r14d,%r13d
  jge    L43
L55:
  movsd  (%rsp),%xmm7
  mov    0x28(%rsp),%rax
  movsd  %xmm7,(%r15)
  movsd  0x8(%rsp),%xmm7
  movsd  %xmm7,(%rax)
  add    $0x38,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   (%rax)
L17:
  pxor   %xmm4,%xmm4
  movsd  %xmm4,0x8(%rsp)
  movsd  %xmm4,(%rsp)
  jmp    L55
```

assistant: ```c
void Branch_lengthMVR(int a, int b, double *la, double *lb, double **delta, int n) {
  int i;
  double Dxu, Dyu, Wi, u;
  u = mu(a, b, delta, n);
  Dxu = Dyu = 0;
  for (i = 1; i <= n; i++) {
    if (!Emptied(i, delta) && (i != a) && (i != b)) {
      Wi = WeightMVR(a, b, i, delta, u);
      Dxu = Dxu + (Wi * (Distance(a, b, delta) + Distance(a, i, delta) - Distance(b, i, delta)));
      Dyu = Dyu + (Wi * (Distance(a, b, delta) + Distance(b, i, delta) - Distance(a, i, delta)));
    }
  }
  *la = Dxu;
  *lb = Dyu;
  return;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<parse_skip_quotes_with_suffix>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <vtkParse_SkipQuotes@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  je     L12
  mov    -0x18(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x5f,%al
  jne    L12
  mov    -0x18(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,%rdi
  call   <vtkParse_SkipId@plt>
  add    %rax,-0x8(%rbp)
L12:
  mov    -0x8(%rbp),%rax
  leave
  ret
```

assistant: ```c
size_t parse_skip_quotes_with_suffix(const char *cp) {
  size_t l = vtkParse_SkipQuotes(cp);
  if (l && cp[l] == '_') {
    l += vtkParse_SkipId(cp + l);
  }
  return l;
}
```
user: Translate the below assembly code into C programming language:

```asm
<parse_skip_quotes_with_suffix>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbp
  call   <vtkParse_SkipQuotes@plt>
  mov    %rax,%rbx
  test   %rax,%rax
  je     L0
  lea    0x0(%rbp,%rax,1),%rdi
  cmpb   $0x5f,(%rdi)
  je     L5
L0:
  mov    %rbx,%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
L5:
  call   <vtkParse_SkipId@plt>
  add    %rax,%rbx
  jmp    L0
```

assistant: ```c
size_t parse_skip_quotes_with_suffix(const char *cp) {
  size_t l = vtkParse_SkipQuotes(cp);
  if (l && cp[l] == '_') {
    l += vtkParse_SkipId(cp + l);
  }
  return l;
}
```
user: What is the c source code of the assembly code below:

```asm
<parse_skip_quotes_with_suffix>:
  endbr64
  push   %r12
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x8,%rsp
  call   <vtkParse_SkipQuotes@plt>
  mov    %rax,%r12
  test   %rax,%rax
  je     L11
  lea    (%rbx,%rax,1),%rdi
  cmpb   $0x5f,(%rdi)
  je     L14
L11:
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %r12
  ret
  nop
L14:
  call   <vtkParse_SkipId@plt>
  add    $0x8,%rsp
  add    %rax,%r12
  pop    %rbx
  mov    %r12,%rax
  pop    %r12
  ret
```

assistant: ```c
size_t parse_skip_quotes_with_suffix(const char *cp) {
  size_t l = vtkParse_SkipQuotes(cp);
  if (l && cp[l] == '_') {
    l += vtkParse_SkipId(cp + l);
  }
  return l;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<parse_skip_quotes_with_suffix>:
  endbr64
  push   %r12
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x8,%rsp
  call   <vtkParse_SkipQuotes@plt>
  mov    %rax,%r12
  test   %rax,%rax
  je     L3
  lea    (%rbx,%rax,1),%rdi
  cmpb   $0x5f,(%rdi)
  je     L0
L3:
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %r12
  ret
  nop
L0:
  call   <vtkParse_SkipId@plt>
  add    $0x8,%rsp
  add    %rax,%r12
  pop    %rbx
  mov    %r12,%rax
  pop    %r12
  ret
```

assistant: ```c
size_t parse_skip_quotes_with_suffix(const char *cp) {
  size_t l = vtkParse_SkipQuotes(cp);
  if (l && cp[l] == '_') {
    l += vtkParse_SkipId(cp + l);
  }
  return l;
}
```
user: What is the c source code of the assembly code below:

```asm
<sort>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  cmpl   $0x1,-0x1c(%rbp)
  jg     L0
  mov    -0x18(%rbp),%rax
  jmp    L20
L0:
  mov    -0x1c(%rbp),%eax
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %edx,%eax
  sar    %eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  mov    %eax,-0x8(%rbp)
  movl   $0x0,-0x10(%rbp)
  mov    -0x1c(%rbp),%eax
  sub    $0x1,%eax
  mov    %eax,-0xc(%rbp)
  jmp    L31
L35:
  addl   $0x1,-0x10(%rbp)
L31:
  mov    -0x10(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  cmp    %eax,-0x8(%rbp)
  jl     L35
  jmp    L74
L14:
  subl   $0x1,-0xc(%rbp)
L74:
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  cmp    %eax,-0x8(%rbp)
  jg     L14
  mov    -0x10(%rbp),%eax
  cmp    -0xc(%rbp),%eax
  jge    L24
  mov    -0x10(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  mov    %eax,-0x4(%rbp)
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    -0x10(%rbp),%edx
  movslq %edx,%rdx
  lea    0x0(,%rdx,4),%rcx
  mov    -0x18(%rbp),%rdx
  add    %rcx,%rdx
  mov    (%rax),%eax
  mov    %eax,(%rdx)
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rax,%rdx
  mov    -0x4(%rbp),%eax
  mov    %eax,(%rdx)
  addl   $0x1,-0x10(%rbp)
  subl   $0x1,-0xc(%rbp)
  jmp    L31
L24:
  nop
  mov    -0x10(%rbp),%edx
  mov    -0x18(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <sort>
  mov    -0x1c(%rbp),%eax
  sub    -0x10(%rbp),%eax
  mov    -0x10(%rbp),%edx
  movslq %edx,%rdx
  lea    0x0(,%rdx,4),%rcx
  mov    -0x18(%rbp),%rdx
  add    %rcx,%rdx
  mov    %eax,%esi
  mov    %rdx,%rdi
  call   <sort>
  mov    -0x18(%rbp),%rax
L20:
  leave
  ret
```

assistant: ```c
int *sort(int a[], int n) {
  int i, j, p, t;
  if (n < 2)
    return a;
  p = a[n / 2];
  for (i = 0, j = n - 1;; i++, j--) {
    while (a[i] > p)
      i++;
    while (p > a[j])
      j--;
    if (i >= j)
      break;
    t = a[i];
    a[i] = a[j];
    a[j] = t;
  }
  sort(a, i);
  sort(a + i, n - i);
  return a;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<sort>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbp
  cmp    $0x1,%esi
  jle    L35
  mov    %esi,%r13d
  mov    %esi,%eax
  shr    $0x1f,%eax
  add    %esi,%eax
  sar    %eax
  cltq
  mov    (%rdi,%rax,4),%esi
  lea    -0x1(%r13),%edx
  mov    %rdi,%r8
  mov    $0x0,%r9d
  jmp    L1
L4:
  add    $0x1,%r9
  add    $0x4,%r8
L1:
  mov    %r9d,%r12d
  mov    %r8,%rbx
  mov    (%r8),%r10d
  cmp    %esi,%r10d
  jg     L4
  movslq %edx,%rax
  lea    0x0(%rbp,%rax,4),%rdi
  mov    (%rdi),%ecx
  cmp    %ecx,%esi
  jle    L43
  lea    -0x4(%rbp,%rax,4),%rax
L49:
  sub    $0x1,%edx
  mov    %rax,%rdi
  sub    $0x4,%rax
  mov    0x4(%rax),%ecx
  cmp    %esi,%ecx
  jl     L49
L43:
  cmp    %r9d,%edx
  jle    L2
  mov    %ecx,(%rbx)
  mov    %r10d,(%rdi)
  sub    $0x1,%edx
  jmp    L4
L2:
  mov    %r12d,%esi
  mov    %rbp,%rdi
  call   <sort>
  mov    %r13d,%esi
  sub    %r12d,%esi
  mov    %rbx,%rdi
  call   <sort>
L35:
  mov    %rbp,%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
int *sort(int a[], int n) {
  int i, j, p, t;
  if (n < 2)
    return a;
  p = a[n / 2];
  for (i = 0, j = n - 1;; i++, j--) {
    while (a[i] > p)
      i++;
    while (p > a[j])
      j--;
    if (i >= j)
      break;
    t = a[i];
    a[i] = a[j];
    a[j] = t;
  }
  sort(a, i);
  sort(a + i, n - i);
  return a;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<sort>:
  endbr64
  push   %r13
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  cmp    $0x1,%esi
  jle    L6
  mov    %esi,%eax
  lea    -0x1(%rsi),%ecx
  mov    %esi,%r13d
  mov    %r12,%rbp
  sar    %eax
  xor    %r8d,%r8d
  cltq
  mov    (%rdi,%rax,4),%edi
  movslq %ecx,%rax
  nopw   0x0(%rax,%rax,1)
L25:
  mov    0x0(%rbp),%r9d
  lea    (%r12,%rax,4),%rsi
  mov    %r8d,%ebx
  mov    (%rsi),%edx
  cmp    %edi,%r9d
  jg     L33
  cmp    %edx,%edi
  jle    L14
  lea    -0x4(%r12,%rax,4),%rax
  nopl   0x0(%rax,%rax,1)
L58:
  mov    %rax,%rsi
  mov    (%rax),%edx
  sub    $0x4,%rax
  sub    $0x1,%ecx
  cmp    %edi,%edx
  jl     L58
L14:
  cmp    %r8d,%ecx
  jle    L2
  mov    %edx,0x0(%rbp)
  sub    $0x1,%ecx
  mov    %r9d,(%rsi)
  movslq %ecx,%rax
L33:
  add    $0x1,%r8
  add    $0x4,%rbp
  jmp    L25
  nopl   0x0(%rax,%rax,1)
L2:
  mov    %ebx,%esi
  mov    %r12,%rdi
  call   <sort>
  mov    %r13d,%esi
  mov    %rbp,%rdi
  sub    %ebx,%esi
  call   <sort>
L6:
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
int *sort(int a[], int n) {
  int i, j, p, t;
  if (n < 2)
    return a;
  p = a[n / 2];
  for (i = 0, j = n - 1;; i++, j--) {
    while (a[i] > p)
      i++;
    while (p > a[j])
      j--;
    if (i >= j)
      break;
    t = a[i];
    a[i] = a[j];
    a[j] = t;
  }
  sort(a, i);
  sort(a + i, n - i);
  return a;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<afont_ntohl>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movl   $0x1,-0xc(%rbp)
  lea    -0xc(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x1,%al
  jne    L22
  lea    -0xc(%rbp),%rax
  movzbl -0x11(%rbp),%edx
  mov    %dl,(%rax)
  lea    -0xc(%rbp),%rax
  add    $0x1,%rax
  movzbl -0x12(%rbp),%edx
  mov    %dl,(%rax)
  lea    -0xc(%rbp),%rax
  add    $0x2,%rax
  movzbl -0x13(%rbp),%edx
  mov    %dl,(%rax)
  lea    -0x14(%rbp),%rdx
  lea    -0xc(%rbp),%rax
  add    $0x3,%rax
  movzbl (%rdx),%edx
  mov    %dl,(%rax)
  mov    -0xc(%rbp),%eax
  jmp    L1
L22:
  mov    -0x14(%rbp),%eax
L1:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L10
  call   <__stack_chk_fail@plt>
L10:
  leave
  ret
```

assistant: ```c
int afont_ntohl(int n) {
  int buf = 1;
  if (*(char *)(&buf) == 0x01) {
    ((char *)(&buf))[0] = ((char *)(&n))[3];
    ((char *)(&buf))[1] = ((char *)(&n))[2];
    ((char *)(&buf))[2] = ((char *)(&n))[1];
    ((char *)(&buf))[3] = ((char *)(&n))[0];
    return buf;
  } else {
    return n;
  }
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<afont_ntohl>:
  endbr64
  mov    %edi,%ecx
  mov    %edi,%eax
  sar    $0x18,%eax
  mov    $0x0,%edx
  mov    %al,%dl
  mov    %edi,%eax
  shl    $0x8,%eax
  sar    $0x18,%eax
  mov    %al,%dh
  movzbl %ch,%esi
  shl    $0x10,%esi
  movzwl %dx,%eax
  shl    $0x18,%ecx
  or     %esi,%eax
  or     %ecx,%eax
  ret
```

assistant: ```c
int afont_ntohl(int n) {
  int buf = 1;
  if (*(char *)(&buf) == 0x01) {
    ((char *)(&buf))[0] = ((char *)(&n))[3];
    ((char *)(&buf))[1] = ((char *)(&n))[2];
    ((char *)(&buf))[2] = ((char *)(&n))[1];
    ((char *)(&buf))[3] = ((char *)(&n))[0];
    return buf;
  } else {
    return n;
  }
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<afont_ntohl>:
  endbr64
  mov    %edi,%eax
  bswap  %eax
  ret
```

assistant: ```c
int afont_ntohl(int n) {
  int buf = 1;
  if (*(char *)(&buf) == 0x01) {
    ((char *)(&buf))[0] = ((char *)(&n))[3];
    ((char *)(&buf))[1] = ((char *)(&n))[2];
    ((char *)(&buf))[2] = ((char *)(&n))[1];
    ((char *)(&buf))[3] = ((char *)(&n))[0];
    return buf;
  } else {
    return n;
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<afont_ntohl>:
  endbr64
  mov    %edi,%eax
  bswap  %eax
  ret
```

assistant: ```c
int afont_ntohl(int n) {
  int buf = 1;
  if (*(char *)(&buf) == 0x01) {
    ((char *)(&buf))[0] = ((char *)(&n))[3];
    ((char *)(&buf))[1] = ((char *)(&n))[2];
    ((char *)(&buf))[2] = ((char *)(&n))[1];
    ((char *)(&buf))[3] = ((char *)(&n))[0];
    return buf;
  } else {
    return n;
  }
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<open_file_int>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  movl   $0x0,-0xc(%rbp)
  mov    -0x20(%rbp),%rdx
  mov    -0x18(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <fopen@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  je     L18
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <fclose@plt>
  jmp    L13
L18:
  mov    D8(%rip),%rax
  mov    (%rax),%eax
  mov    %eax,-0xc(%rbp)
L13:
  mov    -0xc(%rbp),%eax
  leave
  ret
```

assistant: ```c
int open_file_int(char *file_name, char *mode) {
  FILE *f;
  int code = 0;
  f = fopen(file_name, mode);
  if (f)
    fclose(f);
  else
    code = errno;
  return code;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<open_file_int>:
  endbr64
  sub    $0x8,%rsp
  call   <fopen@plt>
  test   %rax,%rax
  je     L7
  mov    %rax,%rdi
  call   <fclose@plt>
  mov    $0x0,%eax
L4:
  add    $0x8,%rsp
  ret
L7:
  mov    D6(%rip),%rax
  mov    (%rax),%eax
  jmp    L4
```

assistant: ```c
int open_file_int(char *file_name, char *mode) {
  FILE *f;
  int code = 0;
  f = fopen(file_name, mode);
  if (f)
    fclose(f);
  else
    code = errno;
  return code;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<open_file_int>:
  endbr64
  sub    $0x8,%rsp
  call   <fopen@plt>
  test   %rax,%rax
  je     L8
  mov    %rax,%rdi
  call   <fclose@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
  nopl   0x0(%rax)
L8:
  mov    D2(%rip),%rax
  mov    (%rax),%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int open_file_int(char *file_name, char *mode) {
  FILE *f;
  int code = 0;
  f = fopen(file_name, mode);
  if (f)
    fclose(f);
  else
    code = errno;
  return code;
}
```