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

```asm
<rvr>:
  endbr64
  mov    %esi,%edx
  mov    %rdi,%rcx
  mov    %esi,%eax
  shr    $0x1f,%edx
  add    %esi,%edx
  sar    %edx
  cmp    $0xffffffff,%esi
  jl     L13
  xor    %r10d,%r10d
  test   %edx,%edx
  movslq %esi,%rdi
  cmovns %edx,%r10d
  lea    0x4(,%rdi,4),%r8
  shl    $0x2,%rdi
  mov    %r8,%r11
  lea    0x1(%r10),%esi
  mov    %rsi,%r9
  shl    $0x2,%rsi
  sub    %rsi,%r11
  cmp    %r11,%rsi
  setle  %sil
  test   %r8,%r8
  setle  %r11b
  or     %r11b,%sil
  je     L67
  cmp    $0x1,%eax
  jle    L67
  cmp    $0x5,%eax
  jle    L79
  lea    -0x10(%rcx,%r8,1),%rsi
  mov    %r9d,%r8d
  mov    %rcx,%rdx
  shr    $0x2,%r8d
  sub    $0x1,%r8d
  shl    $0x4,%r8
  lea    0x10(%rcx,%r8,1),%r8
  nopl   0x0(%rax)
L94:
  movdqu (%rsi),%xmm2
  movdqu (%rdx),%xmm0
  add    $0x10,%rdx
  sub    $0x10,%rsi
  pshufd $0x1b,%xmm2,%xmm1
  pshufd $0x1b,%xmm0,%xmm0
  movups %xmm1,-0x10(%rdx)
  movups %xmm0,0x10(%rsi)
  cmp    %r8,%rdx
  jne    L94
  mov    %r9d,%edx
  and    $0xfffffffc,%edx
  mov    %edx,%esi
  cmp    %edx,%r9d
  je     L81
L62:
  sub    %edx,%r9d
  cmp    %edx,%r10d
  je     L73
  lea    (%rcx,%rdx,4),%r8
  not    %rdx
  lea    (%rdi,%rdx,4),%rdx
  movq   (%r8),%xmm0
  add    %rcx,%rdx
  movq   (%rdx),%xmm1
  pshufd $0xe1,%xmm0,%xmm0
  pshufd $0xe1,%xmm1,%xmm1
  movq   %xmm1,(%r8)
  movq   %xmm0,(%rdx)
  mov    %r9d,%edx
  and    $0xfffffffe,%edx
  add    %edx,%esi
  cmp    %edx,%r9d
  je     L13
L73:
  sub    %esi,%eax
  movslq %esi,%rdx
  cltq
  lea    (%rcx,%rdx,4),%rdx
  lea    (%rcx,%rax,4),%rax
  mov    (%rdx),%edi
  mov    (%rax),%ecx
  mov    %ecx,(%rdx)
  mov    %edi,(%rax)
  ret
  nop
L67:
  lea    (%rcx,%rdi,1),%rax
  xor    %esi,%esi
  cs nopw 0x0(%rax,%rax,1)
L59:
  mov    (%rax),%r8d
  mov    (%rcx,%rsi,4),%edi
  sub    $0x4,%rax
  mov    %r8d,(%rcx,%rsi,4)
  add    $0x1,%rsi
  mov    %edi,0x4(%rax)
  cmp    %esi,%edx
  jge    L59
L13:
  ret
  nopw   0x0(%rax,%rax,1)
L81:
  ret
L79:
  xor    %edx,%edx
  xor    %esi,%esi
  jmp    L62
```

assistant: ```c
void rvr(int *pnc, int k) {
  int i = 0, t;
  for (; i <= k / 2; ++i) {
    t = pnc[i];
    pnc[i] = pnc[k - i];
    pnc[k - i] = t;
  }
}
```
user: What is the c source code of the assembly code below:

```asm
<do_nested_struct_union_tests>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0x20(%rbp),%rax
  mov    $0x14,%edx
  mov    $0x0,%esi
  mov    %rax,%rdi
  call   <memset@plt>
  lea    -0x2c(%rbp),%rax
  mov    $0x4,%edx
  mov    $0x0,%esi
  mov    %rax,%rdi
  call   <memset@plt>
  lea    -0x20(%rbp),%rax
  mov    %rax,-0x28(%rbp)
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L5
  call   <__stack_chk_fail@plt>
L5:
  leave
  ret
```

assistant: ```c
void do_nested_struct_union_tests(void) {
  struct s_a {
    int a;
  };
  struct s_b {
    int b;
  };
  union u_ab {
    struct s_a a;
    struct s_b b;
  };
  struct ss {
    struct s_a a1;
    struct s_b b1;
    union u_ab u1;
    union {
      struct s_a a2;
      struct s_b b2;
    };
    union {
      struct s_a a3;
      struct s_b b3;
    } u2;
  };
  typedef struct {
    int a;
  } td_s_a;
  typedef struct {
    int b;
  } td_s_b;
  typedef union {
    td_s_a a;
    td_s_b b;
  } td_u_ab;
  struct ss var;
  struct {
    td_u_ab ab;
  } var2;
  struct ss *ss_ptr;
  memset(&var, 0, sizeof(var));
  memset(&var2, 0, sizeof(var2));
  ss_ptr = &var;
  return;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<do_nested_struct_union_tests>:
  endbr64
  ret
```

assistant: ```c
void do_nested_struct_union_tests(void) {
  struct s_a {
    int a;
  };
  struct s_b {
    int b;
  };
  union u_ab {
    struct s_a a;
    struct s_b b;
  };
  struct ss {
    struct s_a a1;
    struct s_b b1;
    union u_ab u1;
    union {
      struct s_a a2;
      struct s_b b2;
    };
    union {
      struct s_a a3;
      struct s_b b3;
    } u2;
  };
  typedef struct {
    int a;
  } td_s_a;
  typedef struct {
    int b;
  } td_s_b;
  typedef union {
    td_s_a a;
    td_s_b b;
  } td_u_ab;
  struct ss var;
  struct {
    td_u_ab ab;
  } var2;
  struct ss *ss_ptr;
  memset(&var, 0, sizeof(var));
  memset(&var2, 0, sizeof(var2));
  ss_ptr = &var;
  return;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<do_nested_struct_union_tests>:
  endbr64
  ret
```

assistant: ```c
void do_nested_struct_union_tests(void) {
  struct s_a {
    int a;
  };
  struct s_b {
    int b;
  };
  union u_ab {
    struct s_a a;
    struct s_b b;
  };
  struct ss {
    struct s_a a1;
    struct s_b b1;
    union u_ab u1;
    union {
      struct s_a a2;
      struct s_b b2;
    };
    union {
      struct s_a a3;
      struct s_b b3;
    } u2;
  };
  typedef struct {
    int a;
  } td_s_a;
  typedef struct {
    int b;
  } td_s_b;
  typedef union {
    td_s_a a;
    td_s_b b;
  } td_u_ab;
  struct ss var;
  struct {
    td_u_ab ab;
  } var2;
  struct ss *ss_ptr;
  memset(&var, 0, sizeof(var));
  memset(&var2, 0, sizeof(var2));
  ss_ptr = &var;
  return;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<do_nested_struct_union_tests>:
  endbr64
  ret
```

assistant: ```c
void do_nested_struct_union_tests(void) {
  struct s_a {
    int a;
  };
  struct s_b {
    int b;
  };
  union u_ab {
    struct s_a a;
    struct s_b b;
  };
  struct ss {
    struct s_a a1;
    struct s_b b1;
    union u_ab u1;
    union {
      struct s_a a2;
      struct s_b b2;
    };
    union {
      struct s_a a3;
      struct s_b b3;
    } u2;
  };
  typedef struct {
    int a;
  } td_s_a;
  typedef struct {
    int b;
  } td_s_b;
  typedef union {
    td_s_a a;
    td_s_b b;
  } td_u_ab;
  struct ss var;
  struct {
    td_u_ab ab;
  } var2;
  struct ss *ss_ptr;
  memset(&var, 0, sizeof(var));
  memset(&var2, 0, sizeof(var2));
  ss_ptr = &var;
  return;
}
```
user: What is the c source code of the assembly code below:

```asm
<StartVideoCodecTriggerHost>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    -0x10(%rbp),%rax
  add    $0x1e700000,%rax
  mov    (%rax),%rax
  mov    -0x10(%rbp),%rdx
  add    $0x1e700000,%rdx
  and    $0xffffffffffffffef,%rax
  mov    %rax,(%rdx)
  mov    -0x10(%rbp),%rax
  add    $0x1e700000,%rax
  mov    (%rax),%rax
  mov    -0x10(%rbp),%rdx
  add    $0x1e700000,%rdx
  or     $0x10,%rax
  mov    %rax,(%rdx)
  nop
  pop    %rbp
  ret
```

assistant: ```c
void StartVideoCodecTriggerHost(unsigned long MMIOBase, unsigned long offset) {
  *(volatile unsigned long *)((unsigned long)(0x1E700000) + (unsigned long)(offset)) = (((*(volatile unsigned long *)((unsigned long)(0x1E700000) + (unsigned long)(offset))) & (~0x00000010)) | (unsigned long)((0) & (0x00000010)));
  *(volatile unsigned long *)((unsigned long)(0x1E700000) + (unsigned long)(offset)) = (((*(volatile unsigned long *)((unsigned long)(0x1E700000) + (unsigned long)(offset))) & (~0x00000010)) | (unsigned long)((0x00000010) & (0x00000010)));
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<StartVideoCodecTriggerHost>:
  endbr64
  mov    0x1e700000(%rsi),%rax
  and    $0xffffffffffffffef,%rax
  mov    %rax,0x1e700000(%rsi)
  mov    0x1e700000(%rsi),%rax
  or     $0x10,%rax
  mov    %rax,0x1e700000(%rsi)
  ret
```

assistant: ```c
void StartVideoCodecTriggerHost(unsigned long MMIOBase, unsigned long offset) {
  *(volatile unsigned long *)((unsigned long)(0x1E700000) + (unsigned long)(offset)) = (((*(volatile unsigned long *)((unsigned long)(0x1E700000) + (unsigned long)(offset))) & (~0x00000010)) | (unsigned long)((0) & (0x00000010)));
  *(volatile unsigned long *)((unsigned long)(0x1E700000) + (unsigned long)(offset)) = (((*(volatile unsigned long *)((unsigned long)(0x1E700000) + (unsigned long)(offset))) & (~0x00000010)) | (unsigned long)((0x00000010) & (0x00000010)));
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<StartVideoCodecTriggerHost>:
  endbr64
  mov    0x1e700000(%rsi),%rax
  and    $0xffffffffffffffef,%rax
  mov    %rax,0x1e700000(%rsi)
  mov    0x1e700000(%rsi),%rax
  or     $0x10,%rax
  mov    %rax,0x1e700000(%rsi)
  ret
```

assistant: ```c
void StartVideoCodecTriggerHost(unsigned long MMIOBase, unsigned long offset) {
  *(volatile unsigned long *)((unsigned long)(0x1E700000) + (unsigned long)(offset)) = (((*(volatile unsigned long *)((unsigned long)(0x1E700000) + (unsigned long)(offset))) & (~0x00000010)) | (unsigned long)((0) & (0x00000010)));
  *(volatile unsigned long *)((unsigned long)(0x1E700000) + (unsigned long)(offset)) = (((*(volatile unsigned long *)((unsigned long)(0x1E700000) + (unsigned long)(offset))) & (~0x00000010)) | (unsigned long)((0x00000010) & (0x00000010)));
}
```
user: Translate the below assembly code into C programming language:

```asm
<StartVideoCodecTriggerHost>:
  endbr64
  mov    0x1e700000(%rsi),%rax
  and    $0xffffffffffffffef,%rax
  mov    %rax,0x1e700000(%rsi)
  mov    0x1e700000(%rsi),%rax
  or     $0x10,%rax
  mov    %rax,0x1e700000(%rsi)
  ret
```

assistant: ```c
void StartVideoCodecTriggerHost(unsigned long MMIOBase, unsigned long offset) {
  *(volatile unsigned long *)((unsigned long)(0x1E700000) + (unsigned long)(offset)) = (((*(volatile unsigned long *)((unsigned long)(0x1E700000) + (unsigned long)(offset))) & (~0x00000010)) | (unsigned long)((0) & (0x00000010)));
  *(volatile unsigned long *)((unsigned long)(0x1E700000) + (unsigned long)(offset)) = (((*(volatile unsigned long *)((unsigned long)(0x1E700000) + (unsigned long)(offset))) & (~0x00000010)) | (unsigned long)((0x00000010) & (0x00000010)));
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<blink>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    $0x80,%edx
  mov    $0x0,%esi
  mov    $0x1,%edi
  call   <enablePin@plt>
  mov    $0x80,%edx
  mov    $0x1,%esi
  mov    $0x1,%edi
  call   <enablePin@plt>
  mov    $0x0,%esi
  mov    $0x1,%edi
  call   <setPin@plt>
  mov    $0x0,%r9d
  mov    $0x0,%r8d
  mov    $0x9,%ecx
  mov    $0x1,%edx
  mov    $0x1,%esi
  mov    $0x7df,%edi
  call   <rtcEnable@plt>
  mov    $0x1,%edi
  call   <rtcSetPeriodicEvent@plt>
  nop
  pop    %rbp
  ret
```

assistant: ```c
void blink(void) {
  enablePin(1, 0, 0x80);
  enablePin(1, 1, 0x80);
  setPin(1, 0);
  rtcEnable(2015, 1, 1, 9, 0, 0);
  rtcSetPeriodicEvent((1 << 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
<blink>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x80,%edx
  mov    $0x0,%esi
  mov    $0x1,%edi
  call   <enablePin@plt>
  mov    $0x80,%edx
  mov    $0x1,%esi
  mov    $0x1,%edi
  call   <enablePin@plt>
  mov    $0x0,%esi
  mov    $0x1,%edi
  call   <setPin@plt>
  mov    $0x0,%r9d
  mov    $0x0,%r8d
  mov    $0x9,%ecx
  mov    $0x1,%edx
  mov    $0x1,%esi
  mov    $0x7df,%edi
  call   <rtcEnable@plt>
  mov    $0x1,%edi
  call   <rtcSetPeriodicEvent@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
void blink(void) {
  enablePin(1, 0, 0x80);
  enablePin(1, 1, 0x80);
  setPin(1, 0);
  rtcEnable(2015, 1, 1, 9, 0, 0);
  rtcSetPeriodicEvent((1 << 0));
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<blink>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x80,%edx
  xor    %esi,%esi
  mov    $0x1,%edi
  call   <enablePin@plt>
  mov    $0x80,%edx
  mov    $0x1,%esi
  mov    $0x1,%edi
  call   <enablePin@plt>
  xor    %esi,%esi
  mov    $0x1,%edi
  call   <setPin@plt>
  mov    $0x7df,%edi
  xor    %r9d,%r9d
  xor    %r8d,%r8d
  mov    $0x9,%ecx
  mov    $0x1,%edx
  mov    $0x1,%esi
  call   <rtcEnable@plt>
  mov    $0x1,%edi
  add    $0x8,%rsp
  jmp    10b0 <rtcSetPeriodicEvent@plt>
```

assistant: ```c
void blink(void) {
  enablePin(1, 0, 0x80);
  enablePin(1, 1, 0x80);
  setPin(1, 0);
  rtcEnable(2015, 1, 1, 9, 0, 0);
  rtcSetPeriodicEvent((1 << 0));
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<blink>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x80,%edx
  xor    %esi,%esi
  mov    $0x1,%edi
  call   <enablePin@plt>
  mov    $0x80,%edx
  mov    $0x1,%esi
  mov    $0x1,%edi
  call   <enablePin@plt>
  xor    %esi,%esi
  mov    $0x1,%edi
  call   <setPin@plt>
  mov    $0x7df,%edi
  xor    %r9d,%r9d
  xor    %r8d,%r8d
  mov    $0x9,%ecx
  mov    $0x1,%edx
  mov    $0x1,%esi
  call   <rtcEnable@plt>
  mov    $0x1,%edi
  add    $0x8,%rsp
  jmp    10b0 <rtcSetPeriodicEvent@plt>
```

assistant: ```c
void blink(void) {
  enablePin(1, 0, 0x80);
  enablePin(1, 1, 0x80);
  setPin(1, 0);
  rtcEnable(2015, 1, 1, 9, 0, 0);
  rtcSetPeriodicEvent((1 << 0));
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<prefix_skip>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    -0x20(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rdx
  mov    -0x20(%rbp),%rcx
  mov    -0x18(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strncmp@plt>
  test   %rax,%rax
  jne    L11
  mov    -0x18(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  jmp    L4
L11:
  mov    $0x0,%eax
L4:
  leave
  ret
```

assistant: ```c
const char *prefix_skip(const char *str, const char *prefix) {
  size_t len = strlen(prefix);
  return strncmp(str, prefix, len) ? NULL : str + len;
}
```
user: What is the c source code of the assembly code below:

```asm
<prefix_skip>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  mov    %rsi,%r12
  mov    %rsi,%rdi
  call   <strlen@plt>
  mov    %rax,%rbp
  mov    %rax,%rdx
  mov    %r12,%rsi
  mov    %rbx,%rdi
  call   <strncmp@plt>
  add    %rbp,%rbx
  test   %rax,%rax
  mov    $0x0,%eax
  cmove  %rbx,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
const char *prefix_skip(const char *str, const char *prefix) {
  size_t len = strlen(prefix);
  return strncmp(str, prefix, len) ? NULL : str + len;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<prefix_skip>:
  endbr64
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  mov    %rsi,%rdi
  call   <strlen@plt>
  mov    %r12,%rsi
  mov    %rbx,%rdi
  mov    %rax,%rdx
  mov    %rax,%rbp
  call   <strncmp@plt>
  add    %rbp,%rbx
  test   %rax,%rax
  mov    $0x0,%eax
  cmove  %rbx,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
const char *prefix_skip(const char *str, const char *prefix) {
  size_t len = strlen(prefix);
  return strncmp(str, prefix, len) ? NULL : str + len;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<prefix_skip>:
  endbr64
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  mov    %rsi,%rdi
  call   <strlen@plt>
  mov    %r12,%rsi
  mov    %rbx,%rdi
  mov    %rax,%rdx
  mov    %rax,%rbp
  call   <strncmp@plt>
  add    %rbp,%rbx
  test   %rax,%rax
  mov    $0x0,%eax
  cmove  %rbx,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
const char *prefix_skip(const char *str, const char *prefix) {
  size_t len = strlen(prefix);
  return strncmp(str, prefix, len) ? NULL : str + len;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<multiply397>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  mov    %edi,-0x44(%rbp)
  mov    %esi,-0x48(%rbp)
  mov    %rdx,-0x50(%rbp)
  mov    %rcx,-0x58(%rbp)
  mov    %r8,-0x60(%rbp)
  mov    -0x44(%rbp),%eax
  movslq %eax,%rdx
  sub    $0x1,%rdx
  mov    %rdx,-0x38(%rbp)
  movslq %eax,%rdx
  mov    %rdx,%r14
  mov    $0x0,%r15d
  mov    -0x44(%rbp),%edx
  movslq %edx,%rcx
  sub    $0x1,%rcx
  mov    %rcx,-0x30(%rbp)
  movslq %edx,%rcx
  mov    %rcx,%r12
  mov    $0x0,%r13d
  mov    -0x44(%rbp),%ecx
  movslq %ecx,%rsi
  sub    $0x1,%rsi
  mov    %rsi,-0x28(%rbp)
  movslq %ecx,%rsi
  mov    %rsi,%r10
  mov    $0x0,%r11d
  movl   $0x0,-0x40(%rbp)
  jmp    L33
L15:
  movl   $0x0,-0x3c(%rbp)
  jmp    L25
L10:
  mov    -0x40(%rbp),%esi
  movslq %esi,%rdi
  movslq %eax,%rsi
  imul   %rdi,%rsi
  lea    0x0(,%rsi,4),%rdi
  mov    -0x50(%rbp),%rsi
  add    %rsi,%rdi
  mov    -0x3c(%rbp),%esi
  movslq %esi,%rsi
  mov    (%rdi,%rsi,4),%esi
  imul   -0x48(%rbp),%esi
  mov    %esi,%r9d
  mov    -0x40(%rbp),%esi
  movslq %esi,%rdi
  movslq %edx,%rsi
  imul   %rdi,%rsi
  lea    0x0(,%rsi,4),%rdi
  mov    -0x58(%rbp),%rsi
  add    %rsi,%rdi
  mov    -0x3c(%rbp),%esi
  movslq %esi,%rsi
  mov    (%rdi,%rsi,4),%r8d
  mov    -0x40(%rbp),%esi
  movslq %esi,%rdi
  movslq %ecx,%rsi
  imul   %rdi,%rsi
  lea    0x0(,%rsi,4),%rdi
  mov    -0x60(%rbp),%rsi
  add    %rsi,%rdi
  add    %r9d,%r8d
  mov    -0x3c(%rbp),%esi
  movslq %esi,%rsi
  mov    %r8d,(%rdi,%rsi,4)
  addl   $0x1,-0x3c(%rbp)
L25:
  mov    -0x3c(%rbp),%esi
  cmp    -0x44(%rbp),%esi
  jl     L10
  addl   $0x1,-0x40(%rbp)
L33:
  mov    -0x40(%rbp),%esi
  cmp    -0x44(%rbp),%esi
  jl     L15
  nop
  nop
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  pop    %rbp
  ret
```

assistant: ```c
void multiply397(int n, int a, int tab1[n][n], int tab2[n][n], int tab3[n][n]) {
  int i, j, k;
  for (i = 0; i < n; i++) {
    for (j = 0; j < n; j++) {
      tab3[i][j] = a * tab1[i][j] + tab2[i][j];
    }
  }
}
```
user: What is the c source code of the assembly code below:

```asm
<multiply397>:
  endbr64
  test   %edi,%edi
  jle    L14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %edi,%ebx
  mov    %esi,%r10d
  movslq %edi,%r12
  shl    $0x2,%r12
  mov    %rdx,%rbp
  mov    $0x0,%r13d
  mov    %edi,%r11d
L25:
  mov    %rbp,%r9
  mov    %rcx,%rdi
  mov    %r8,%rsi
  mov    $0x0,%eax
L3:
  mov    %r10d,%edx
  imul   (%r9,%rax,4),%edx
  add    (%rdi,%rax,4),%edx
  mov    %edx,(%rsi,%rax,4)
  add    $0x1,%rax
  cmp    %rax,%r11
  jne    L3
  add    $0x1,%r13d
  add    %r12,%rbp
  add    %r12,%rcx
  add    %r12,%r8
  cmp    %r13d,%ebx
  jne    L25
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L14:
  ret
```

assistant: ```c
void multiply397(int n, int a, int tab1[n][n], int tab2[n][n], int tab3[n][n]) {
  int i, j, k;
  for (i = 0; i < n; i++) {
    for (j = 0; j < n; j++) {
      tab3[i][j] = a * tab1[i][j] + tab2[i][j];
    }
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<multiply397>:
  endbr64
  test   %edi,%edi
  jle    L28
  movslq %edi,%r10
  push   %rbx
  mov    %esi,%r9d
  xor    %r11d,%r11d
  lea    0x0(,%r10,4),%rbx
  nopw   0x0(%rax,%rax,1)
L25:
  xor    %eax,%eax
  nopw   0x0(%rax,%rax,1)
L8:
  mov    (%rdx,%rax,4),%esi
  imul   %r9d,%esi
  add    (%rcx,%rax,4),%esi
  mov    %esi,(%r8,%rax,4)
  add    $0x1,%rax
  cmp    %r10,%rax
  jne    L8
  add    $0x1,%r11d
  add    %rbx,%rdx
  add    %rbx,%rcx
  add    %rbx,%r8
  cmp    %r11d,%edi
  jne    L25
  pop    %rbx
  ret
L28:
  ret
```

assistant: ```c
void multiply397(int n, int a, int tab1[n][n], int tab2[n][n], int tab3[n][n]) {
  int i, j, k;
  for (i = 0; i < n; i++) {
    for (j = 0; j < n; j++) {
      tab3[i][j] = a * tab1[i][j] + tab2[i][j];
    }
  }
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<multiply397>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  movslq %edi,%rbp
  push   %rbx
  test   %ebp,%ebp
  jle    L61
  mov    %rbp,%r11
  mov    %esi,%ebx
  lea    0x4(%rdx),%r10
  mov    %r8,%rax
  mov    %r11d,%edx
  mov    %r11d,%esi
  lea    0x4(%rcx),%r9
  shl    $0x2,%rbp
  and    $0xfffffffc,%esi
  shr    $0x2,%edx
  movd   %ebx,%xmm4
  xor    %r12d,%r12d
  lea    0x1(%rsi),%ecx
  lea    0x2(%rsi),%edi
  mov    %esi,-0x24(%rsp)
  movslq %esi,%r13
  lea    -0x1(%rdx),%r8d
  mov    %r11d,%esi
  lea    -0x1(%r11),%edx
  mov    %ecx,-0x20(%rsp)
  pshufd $0x0,%xmm4,%xmm2
  mov    %edi,-0x1c(%rsp)
  add    $0x1,%r8
  movslq %ecx,%r14
  mov    %edx,-0x28(%rsp)
  movdqa %xmm2,%xmm3
  shl    $0x4,%r8
  movslq %edi,%r15
  mov    %rsi,-0x10(%rsp)
  psrlq  $0x20,%xmm3
  nopl   (%rax)
L6:
  mov    %rax,%rdx
  lea    -0x4(%r10),%rcx
  lea    -0x4(%r9),%rsi
  sub    %r10,%rdx
  cmp    $0x8,%rdx
  mov    %rax,%rdx
  seta   %dil
  sub    %r9,%rdx
  cmp    $0x8,%rdx
  seta   %dl
  test   %dl,%dil
  je     L67
  xor    %edx,%edx
  cmpl   $0x2,-0x28(%rsp)
  jbe    L67
  nopl   0x0(%rax)
L9:
  movdqu (%rcx,%rdx,1),%xmm0
  movdqu (%rcx,%rdx,1),%xmm1
  psrlq  $0x20,%xmm0
  pmuludq %xmm2,%xmm1
  pmuludq %xmm3,%xmm0
  pshufd $0x8,%xmm1,%xmm1
  pshufd $0x8,%xmm0,%xmm0
  punpckldq %xmm0,%xmm1
  movdqu (%rsi,%rdx,1),%xmm0
  paddd  %xmm1,%xmm0
  movups %xmm0,(%rax,%rdx,1)
  add    $0x10,%rdx
  cmp    %r8,%rdx
  jne    L9
  cmp    -0x24(%rsp),%r11d
  je     L45
  mov    (%rcx,%r13,4),%edx
  imul   %ebx,%edx
  add    (%rsi,%r13,4),%edx
  mov    %edx,(%rax,%r13,4)
  cmp    -0x20(%rsp),%r11d
  jle    L45
  mov    (%rcx,%r14,4),%edx
  imul   %ebx,%edx
  add    (%rsi,%r14,4),%edx
  mov    %edx,(%rax,%r14,4)
  cmp    -0x1c(%rsp),%r11d
  jle    L45
  mov    (%rcx,%r15,4),%edx
  imul   %ebx,%edx
  add    (%rsi,%r15,4),%edx
  mov    %edx,(%rax,%r15,4)
L45:
  add    $0x1,%r12d
  add    %rbp,%rax
  add    %rbp,%r10
  add    %rbp,%r9
  cmp    %r12d,%r11d
  jne    L6
L61:
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  cs nopw 0x0(%rax,%rax,1)
L67:
  mov    %r8,-0x18(%rsp)
  mov    -0x10(%rsp),%r8
  xor    %edx,%edx
  nopl   0x0(%rax)
L50:
  mov    (%rcx,%rdx,4),%edi
  imul   %ebx,%edi
  add    (%rsi,%rdx,4),%edi
  mov    %edi,(%rax,%rdx,4)
  add    $0x1,%rdx
  cmp    %rdx,%r8
  jne    L50
  mov    -0x18(%rsp),%r8
  jmp    L45
```

assistant: ```c
void multiply397(int n, int a, int tab1[n][n], int tab2[n][n], int tab3[n][n]) {
  int i, j, k;
  for (i = 0; i < n; i++) {
    for (j = 0; j < n; j++) {
      tab3[i][j] = a * tab1[i][j] + tab2[i][j];
    }
  }
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    $0x0,%eax
  call   <create_sl_with_head_and_tail@plt>
  mov    %rax,-0x8(%rbp)
  jmp    L11
L3:
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <sl_random_insert@plt>
L11:
  mov    $0x0,%eax
  call   <__nondet@plt>
  test   %rax,%rax
  jne    L3
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <destroy_sl@plt>
  mov    $0x0,%eax
  leave
  ret
```

assistant: ```c
int main() {
  struct sl *sl = create_sl_with_head_and_tail();
  while (__nondet())
    sl_random_insert(sl);
  destroy_sl(sl);
  return 0;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<main>:
  endbr64
  push   %rbx
  mov    $0x0,%eax
  call   <create_sl_with_head_and_tail@plt>
  mov    %rax,%rbx
  jmp    L16
L8:
  mov    %rbx,%rdi
  call   <sl_random_insert@plt>
L16:
  mov    $0x0,%eax
  call   <__nondet@plt>
  test   %rax,%rax
  jne    L8
  mov    %rbx,%rdi
  call   <destroy_sl@plt>
  mov    $0x0,%eax
  pop    %rbx
  ret
```

assistant: ```c
int main() {
  struct sl *sl = create_sl_with_head_and_tail();
  while (__nondet())
    sl_random_insert(sl);
  destroy_sl(sl);
  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    %eax,%eax
  call   <create_sl_with_head_and_tail@plt>
  mov    %rax,%rbp
  jmp    L18
  nopl   0x0(%rax)
L1:
  call   <sl_random_insert@plt>
L18:
  xor    %eax,%eax
  call   <__nondet@plt>
  mov    %rbp,%rdi
  test   %rax,%rax
  jne    L1
  call   <destroy_sl@plt>
  xor    %eax,%eax
  pop    %rbp
  ret
```

assistant: ```c
int main() {
  struct sl *sl = create_sl_with_head_and_tail();
  while (__nondet())
    sl_random_insert(sl);
  destroy_sl(sl);
  return 0;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<main>:
  endbr64
  push   %rbp
  xor    %eax,%eax
  call   <create_sl_with_head_and_tail@plt>
  mov    %rax,%rbp
  jmp    L1
  nopl   0x0(%rax)
L4:
  call   <sl_random_insert@plt>
L1:
  xor    %eax,%eax
  call   <__nondet@plt>
  mov    %rbp,%rdi
  test   %rax,%rax
  jne    L4
  call   <destroy_sl@plt>
  xor    %eax,%eax
  pop    %rbp
  ret
```

assistant: ```c
int main() {
  struct sl *sl = create_sl_with_head_and_tail();
  while (__nondet())
    sl_random_insert(sl);
  destroy_sl(sl);
  return 0;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<rcu_read_unlock_bh>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    $0x0,%eax
  call   <__rcu_read_unlock_bh@plt>
  nop
  pop    %rbp
  ret
```

assistant: ```c
__attribute__((always_)) void rcu_read_unlock_bh(void) {
  do {
  } while (0);
  (void)0;
  __rcu_read_unlock_bh();
}
```