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

```asm
<recoursive_one_or_two_fit>:
  endbr64
  push   %r13
  mov    %rcx,%r13
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  mov    %esi,%ebp
  push   %rbx
  movslq %edx,%rbx
  lea    0x1(%rbx),%eax
  mov    %ebx,%edx
  sub    $0x8,%rsp
  cmp    %eax,%ebp
  jle    L37
  nopw   0x0(%rax,%rax,1)
L27:
  movzbl (%r12,%rbx,1),%eax
  movzbl 0x1(%r12,%rbx,1),%edi
  sub    $0x30,%eax
  cmp    $0x1,%al
  jle    L20
  sub    $0x30,%edi
  cmp    $0x6,%dil
  jg     L68
  cmp    $0x2,%al
  jne    L68
L20:
  add    $0x2,%edx
  mov    %r13,%rcx
  mov    %ebp,%esi
  mov    %r12,%rdi
  call   <recoursive_one_or_two_fit>
  nopw   0x0(%rax,%rax,1)
L68:
  add    $0x1,%rbx
  lea    0x1(%rbx),%eax
  mov    %ebx,%edx
  cmp    %eax,%ebp
  jg     L27
L37:
  cmp    %ebx,%ebp
  jg     L68
  cmp    %ebp,%ebx
  jne    L56
  addl   $0x1,0x0(%r13)
L56:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
void recoursive_one_or_two_fit(char *string_of_numbers, int string_of_numbers_length, int current_position, int *counter) {
  char current_number;
  char next_number;
  int next_position = current_position + 1;
  if (next_position < string_of_numbers_length) {
    next_number = string_of_numbers[next_position] - '0';
    current_number = string_of_numbers[current_position] - '0';
    if (current_number <= 1 || current_number == 2 && next_number <= 6) {
      recoursive_one_or_two_fit(string_of_numbers, string_of_numbers_length, current_position + 2, counter);
    }
    recoursive_one_or_two_fit(string_of_numbers, string_of_numbers_length, current_position + 1, counter);
  } else if (current_position < string_of_numbers_length) {
    recoursive_one_or_two_fit(string_of_numbers, string_of_numbers_length, current_position + 1, counter);
  } else if (current_position == string_of_numbers_length) {
    (*counter)++;
  }
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<jerasure_matrix_multiply>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %edx,-0x34(%rbp)
  mov    %ecx,-0x38(%rbp)
  mov    %r8d,-0x3c(%rbp)
  mov    %r9d,-0x40(%rbp)
  mov    -0x34(%rbp),%eax
  cltq
  mov    %eax,%edx
  mov    -0x40(%rbp),%eax
  cltq
  imul   %edx,%eax
  shl    $0x2,%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x8(%rbp)
  movl   $0x0,-0x14(%rbp)
  jmp    L55
L45:
  mov    -0x14(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  movl   $0x0,(%rax)
  addl   $0x1,-0x14(%rbp)
L55:
  mov    -0x34(%rbp),%eax
  imul   -0x40(%rbp),%eax
  cmp    %eax,-0x14(%rbp)
  jl     L45
  movl   $0x0,-0x14(%rbp)
  jmp    L52
L28:
  movl   $0x0,-0x10(%rbp)
  jmp    L34
L15:
  movl   $0x0,-0xc(%rbp)
  jmp    L71
L27:
  mov    -0xc(%rbp),%eax
  imul   -0x40(%rbp),%eax
  mov    %eax,%edx
  mov    -0x10(%rbp),%eax
  add    %edx,%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%ecx
  mov    -0x14(%rbp),%eax
  imul   -0x38(%rbp),%eax
  mov    %eax,%edx
  mov    -0xc(%rbp),%eax
  add    %edx,%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  mov    0x10(%rbp),%edx
  mov    %ecx,%esi
  mov    %eax,%edi
  call   <galois_single_multiply@plt>
  mov    %eax,%edx
  mov    -0x14(%rbp),%eax
  imul   -0x40(%rbp),%eax
  mov    %eax,%ecx
  mov    -0x10(%rbp),%eax
  add    %ecx,%eax
  cltq
  lea    0x0(,%rax,4),%rcx
  mov    -0x8(%rbp),%rax
  add    %rcx,%rax
  mov    (%rax),%ecx
  mov    -0x14(%rbp),%eax
  imul   -0x40(%rbp),%eax
  mov    %eax,%esi
  mov    -0x10(%rbp),%eax
  add    %esi,%eax
  cltq
  lea    0x0(,%rax,4),%rsi
  mov    -0x8(%rbp),%rax
  add    %rsi,%rax
  xor    %ecx,%edx
  mov    %edx,(%rax)
  addl   $0x1,-0xc(%rbp)
L71:
  mov    -0xc(%rbp),%eax
  cmp    -0x3c(%rbp),%eax
  jl     L27
  addl   $0x1,-0x10(%rbp)
L34:
  mov    -0x10(%rbp),%eax
  cmp    -0x40(%rbp),%eax
  jl     L15
  addl   $0x1,-0x14(%rbp)
L52:
  mov    -0x14(%rbp),%eax
  cmp    -0x34(%rbp),%eax
  jl     L28
  mov    -0x8(%rbp),%rax
  leave
  ret
```

assistant: ```c
int *jerasure_matrix_multiply(int *m1, int *m2, int r1, int c1, int r2, int c2, int w) {
  int *product, i, j, k;
  product = (int *)malloc(sizeof(int) * r1 * c2);
  for (i = 0; i < r1 * c2; i++)
    product[i] = 0;
  for (i = 0; i < r1; i++) {
    for (j = 0; j < c2; j++) {
      for (k = 0; k < r2; k++) {
        product[i * c2 + j] ^= galois_single_multiply(m1[i * c1 + k], m2[k * c2 + j], w);
      }
    }
  }
  return product;
}
```
user: What is the c source code of the assembly code below:

```asm
<jerasure_matrix_multiply>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x58,%rsp
  mov    %rdi,0x40(%rsp)
  mov    %rsi,0x28(%rsp)
  mov    %edx,%r14d
  mov    %edx,0x3c(%rsp)
  mov    %ecx,0x48(%rsp)
  mov    %r8d,0x10(%rsp)
  mov    %r9d,%ebp
  mov    %r9d,0x34(%rsp)
  mov    0x90(%rsp),%r15d
  movslq %r9d,%rbx
  mov    %edx,%edi
  imul   %r9d,%edi
  shl    $0x2,%edi
  call   <malloc@plt>
  mov    %rax,0x20(%rsp)
  mov    %r14d,%edx
  imul   %ebp,%edx
  test   %edx,%edx
  jle    L67
  mov    %edx,%edx
  lea    (%rax,%rdx,4),%rdx
L40:
  movl   $0x0,(%rax)
  add    $0x4,%rax
  cmp    %rdx,%rax
  jne    L40
L67:
  cmpl   $0x0,0x3c(%rsp)
  jle    L27
  lea    0x0(,%rbx,4),%rax
  mov    %rax,(%rsp)
  movl   $0x0,0x14(%rsp)
  movl   $0x0,0x38(%rsp)
  movl   $0x0,0x30(%rsp)
  mov    0x10(%rsp),%eax
  sub    $0x1,%eax
  mov    %eax,0x4c(%rsp)
  jmp    L26
L57:
  mov    0x14(%rsp),%eax
  add    %r14d,%eax
  cltq
  mov    0x20(%rsp),%rcx
  lea    (%rcx,%rax,4),%r12
  mov    0x28(%rsp),%rax
  lea    (%rax,%r14,4),%rbp
  mov    0x18(%rsp),%rbx
L0:
  mov    %r15d,%edx
  mov    0x0(%rbp),%esi
  mov    (%rbx),%edi
  call   <galois_single_multiply@plt>
  xor    %eax,(%r12)
  add    (%rsp),%rbp
  add    $0x4,%rbx
  cmp    %r13,%rbx
  jne    L0
L4:
  add    $0x1,%r14
  cmp    0x8(%rsp),%r14
  je     L59
L74:
  cmpl   $0x0,0x10(%rsp)
  jg     L57
  jmp    L4
L59:
  addl   $0x1,0x30(%rsp)
  mov    0x30(%rsp),%eax
  mov    0x48(%rsp),%esi
  add    %esi,0x38(%rsp)
  mov    0x34(%rsp),%edi
  add    %edi,0x14(%rsp)
  cmp    %eax,0x3c(%rsp)
  je     L27
L26:
  mov    0x34(%rsp),%eax
  test   %eax,%eax
  jle    L59
  mov    %eax,%eax
  mov    %rax,0x8(%rsp)
  movslq 0x38(%rsp),%rdx
  mov    0x40(%rsp),%rcx
  lea    (%rcx,%rdx,4),%rax
  mov    %rax,0x18(%rsp)
  mov    0x4c(%rsp),%eax
  add    %rdx,%rax
  lea    0x4(%rcx,%rax,4),%r13
  mov    $0x0,%r14d
  jmp    L74
L27:
  mov    0x20(%rsp),%rax
  add    $0x58,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
int *jerasure_matrix_multiply(int *m1, int *m2, int r1, int c1, int r2, int c2, int w) {
  int *product, i, j, k;
  product = (int *)malloc(sizeof(int) * r1 * c2);
  for (i = 0; i < r1 * c2; i++)
    product[i] = 0;
  for (i = 0; i < r1; i++) {
    for (j = 0; j < c2; j++) {
      for (k = 0; k < r2; k++) {
        product[i * c2 + j] ^= galois_single_multiply(m1[i * c1 + k], m2[k * c2 + j], w);
      }
    }
  }
  return product;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<jerasure_matrix_multiply>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  movslq %r9d,%rbp
  push   %rbx
  sub    $0x58,%rsp
  mov    %edx,0x3c(%rsp)
  imul   %ebp,%edx
  mov    0x90(%rsp),%r12d
  mov    %rdi,0x40(%rsp)
  mov    %rsi,0x28(%rsp)
  lea    0x0(,%rdx,4),%edi
  mov    %ecx,0x48(%rsp)
  mov    %edx,%ebx
  mov    %r8d,0x10(%rsp)
  mov    %ebp,0x34(%rsp)
  call   <malloc@plt>
  mov    %rax,0x20(%rsp)
  test   %ebx,%ebx
  jle    L33
  movslq %ebx,%rdx
  mov    0x20(%rsp),%rdi
  xor    %esi,%esi
  shl    $0x2,%rdx
  call   <memset@plt>
L33:
  mov    0x3c(%rsp),%ecx
  test   %ecx,%ecx
  jle    L59
  mov    0x34(%rsp),%eax
  movl   $0x0,0x14(%rsp)
  shl    $0x2,%rbp
  movl   $0x0,0x38(%rsp)
  sub    $0x1,%eax
  movl   $0x0,0x30(%rsp)
  mov    %eax,0x4c(%rsp)
  nopl   0x0(%rax,%rax,1)
L57:
  mov    0x34(%rsp),%eax
  test   %eax,%eax
  jle    L78
  mov    0x4c(%rsp),%eax
  movslq 0x38(%rsp),%rdx
  movq   $0x0,(%rsp)
  mov    0x40(%rsp),%rdi
  mov    %rax,0x8(%rsp)
  lea    (%rdi,%rdx,4),%rax
  mov    %rax,0x18(%rsp)
  mov    0x10(%rsp),%eax
  sub    $0x1,%eax
  add    %rdx,%rax
  lea    0x4(%rdi,%rax,4),%rbx
  nop
L24:
  mov    0x10(%rsp),%edx
  test   %edx,%edx
  jle    L46
  mov    (%rsp),%rcx
  mov    0x14(%rsp),%eax
  mov    0x20(%rsp),%rdi
  mov    0x18(%rsp),%r14
  add    %ecx,%eax
  cltq
  lea    (%rdi,%rax,4),%r13
  mov    0x28(%rsp),%rax
  lea    (%rax,%rcx,4),%r15
  nopl   0x0(%rax,%rax,1)
L54:
  mov    (%r15),%esi
  mov    (%r14),%edi
  mov    %r12d,%edx
  add    $0x4,%r14
  add    %rbp,%r15
  call   <galois_single_multiply@plt>
  xor    %eax,0x0(%r13)
  cmp    %rbx,%r14
  jne    L54
L46:
  mov    (%rsp),%rcx
  lea    0x1(%rcx),%rax
  cmp    0x8(%rsp),%rcx
  je     L78
  mov    %rax,(%rsp)
  jmp    L24
  nopl   0x0(%rax,%rax,1)
L78:
  mov    0x48(%rsp),%esi
  addl   $0x1,0x30(%rsp)
  add    %esi,0x38(%rsp)
  mov    0x30(%rsp),%eax
  mov    0x34(%rsp),%esi
  add    %esi,0x14(%rsp)
  cmp    %eax,0x3c(%rsp)
  jne    L57
L59:
  mov    0x20(%rsp),%rax
  add    $0x58,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
int *jerasure_matrix_multiply(int *m1, int *m2, int r1, int c1, int r2, int c2, int w) {
  int *product, i, j, k;
  product = (int *)malloc(sizeof(int) * r1 * c2);
  for (i = 0; i < r1 * c2; i++)
    product[i] = 0;
  for (i = 0; i < r1; i++) {
    for (j = 0; j < c2; j++) {
      for (k = 0; k < r2; k++) {
        product[i * c2 + j] ^= galois_single_multiply(m1[i * c1 + k], m2[k * c2 + j], w);
      }
    }
  }
  return product;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<jerasure_matrix_multiply>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %r8d,%ebx
  sub    $0x68,%rsp
  mov    %ecx,0x4c(%rsp)
  movslq %r9d,%rcx
  mov    0xa0(%rsp),%ebp
  mov    %edx,0x44(%rsp)
  imul   %ecx,%edx
  mov    %rdi,0x38(%rsp)
  mov    %rsi,0x20(%rsp)
  lea    0x0(,%rdx,4),%edi
  mov    %ecx,0x48(%rsp)
  mov    %edx,%r12d
  mov    %rcx,0x18(%rsp)
  call   <malloc@plt>
  mov    %rax,0x30(%rsp)
  test   %r12d,%r12d
  jle    L17
  movslq %r12d,%rdx
  mov    %rax,%rdi
  xor    %esi,%esi
  shl    $0x2,%rdx
  call   <memset@plt>
L17:
  mov    0x44(%rsp),%edx
  test   %edx,%edx
  jle    L5
  mov    0x48(%rsp),%eax
  test   %eax,%eax
  jle    L5
  test   %ebx,%ebx
  jle    L5
  mov    0x18(%rsp),%rax
  movl   $0x0,0x2c(%rsp)
  movl   $0x0,0x40(%rsp)
  lea    0x0(,%rax,4),%r12
  mov    0x38(%rsp),%rax
  movl   $0x0,0x28(%rsp)
  add    $0x4,%rax
  mov    %rax,0x58(%rsp)
  lea    -0x1(%rbx),%eax
  mov    %rax,0x50(%rsp)
  nopw   0x0(%rax,%rax,1)
L1:
  movslq 0x40(%rsp),%rax
  mov    0x30(%rsp),%rcx
  movq   $0x0,0x8(%rsp)
  lea    (%rcx,%rax,4),%r14
  movslq 0x2c(%rsp),%rax
  mov    0x38(%rsp),%rcx
  mov    %r14,%r15
  lea    (%rcx,%rax,4),%rcx
  add    0x50(%rsp),%rax
  mov    %rcx,0x10(%rsp)
  mov    0x58(%rsp),%rcx
  lea    (%rcx,%rax,4),%rbx
  nopl   0x0(%rax,%rax,1)
L50:
  mov    0x20(%rsp),%rax
  mov    0x8(%rsp),%rcx
  mov    0x10(%rsp),%r14
  lea    (%rax,%rcx,4),%r13
  nopl   0x0(%rax,%rax,1)
L43:
  mov    0x0(%r13),%esi
  mov    (%r14),%edi
  mov    %ebp,%edx
  add    $0x4,%r14
  add    %r12,%r13
  call   <galois_single_multiply@plt>
  xor    %eax,(%r15)
  cmp    %r14,%rbx
  jne    L43
  addq   $0x1,0x8(%rsp)
  add    $0x4,%r15
  mov    0x8(%rsp),%rax
  cmp    %rax,0x18(%rsp)
  jne    L50
  addl   $0x1,0x28(%rsp)
  mov    0x48(%rsp),%esi
  mov    0x4c(%rsp),%edi
  add    %esi,0x40(%rsp)
  add    %edi,0x2c(%rsp)
  mov    0x28(%rsp),%eax
  cmp    %eax,0x44(%rsp)
  jne    L1
L5:
  mov    0x30(%rsp),%rax
  add    $0x68,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
int *jerasure_matrix_multiply(int *m1, int *m2, int r1, int c1, int r2, int c2, int w) {
  int *product, i, j, k;
  product = (int *)malloc(sizeof(int) * r1 * c2);
  for (i = 0; i < r1 * c2; i++)
    product[i] = 0;
  for (i = 0; i < r1; i++) {
    for (j = 0; j < c2; j++) {
      for (k = 0; k < r2; k++) {
        product[i * c2 + j] ^= galois_single_multiply(m1[i * c1 + k], m2[k * c2 + j], w);
      }
    }
  }
  return product;
}
```
user: What is the c source code of the assembly code below:

```asm
<xchg_32>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %esi,-0xc(%rbp)
  mov    -0x8(%rbp),%rdx
  mov    -0xc(%rbp),%eax
  xchg   %eax,(%rdx)
  mov    %eax,-0xc(%rbp)
  mov    -0xc(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
unsigned xchg_32(void *ptr, unsigned x) {
  asm volatile("xchgl %0,%1" : "=r"(x) : "m"(*(volatile unsigned *)ptr), "0"(x) : "memory");
  return x;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<xchg_32>:
  endbr64
  mov    %esi,%eax
  xchg   %eax,(%rdi)
  ret
```

assistant: ```c
unsigned xchg_32(void *ptr, unsigned x) {
  asm volatile("xchgl %0,%1" : "=r"(x) : "m"(*(volatile unsigned *)ptr), "0"(x) : "memory");
  return x;
}
```
user: Translate the below assembly code into C programming language:

```asm
<xchg_32>:
  endbr64
  mov    %esi,%eax
  xchg   %eax,(%rdi)
  ret
```

assistant: ```c
unsigned xchg_32(void *ptr, unsigned x) {
  asm volatile("xchgl %0,%1" : "=r"(x) : "m"(*(volatile unsigned *)ptr), "0"(x) : "memory");
  return x;
}
```
user: What is the c source code of the assembly code below:

```asm
<xchg_32>:
  endbr64
  mov    %esi,%eax
  xchg   %eax,(%rdi)
  ret
```

assistant: ```c
unsigned xchg_32(void *ptr, unsigned x) {
  asm volatile("xchgl %0,%1" : "=r"(x) : "m"(*(volatile unsigned *)ptr), "0"(x) : "memory");
  return x;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<lshift2w>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x4(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    -0x10(%rbp),%rax
  mov    (%rax),%edx
  mov    -0x4(%rbp),%eax
  mov    %eax,%ecx
  shl    %cl,%edx
  mov    -0x10(%rbp),%rax
  mov    %edx,(%rax)
  mov    -0x10(%rbp),%rax
  mov    (%rax),%esi
  mov    -0x10(%rbp),%rax
  add    $0x4,%rax
  mov    (%rax),%eax
  and    $0xffffff,%eax
  mov    %eax,%edx
  mov    $0x18,%eax
  sub    -0x4(%rbp),%eax
  mov    %eax,%ecx
  sar    %cl,%edx
  mov    %edx,%eax
  or     %eax,%esi
  mov    %esi,%edx
  mov    -0x10(%rbp),%rax
  mov    %edx,(%rax)
  mov    -0x10(%rbp),%rax
  mov    (%rax),%eax
  and    $0xffffff,%eax
  mov    %eax,%edx
  mov    -0x10(%rbp),%rax
  mov    %edx,(%rax)
  mov    -0x10(%rbp),%rax
  add    $0x4,%rax
  mov    (%rax),%esi
  mov    -0x10(%rbp),%rax
  lea    0x4(%rax),%rdx
  mov    -0x4(%rbp),%eax
  mov    %eax,%ecx
  shl    %cl,%esi
  mov    %esi,%eax
  mov    %eax,(%rdx)
  mov    -0x10(%rbp),%rax
  add    $0x4,%rax
  mov    (%rax),%edx
  mov    -0x10(%rbp),%rax
  add    $0x4,%rax
  and    $0xffffff,%edx
  mov    %edx,(%rax)
  nop
  pop    %rbp
  ret
```

assistant: ```c
void lshift2w(int distance, int data[]) {
  data[0] <<= distance;
  data[0] |= (data[1] & 0x00FFFFFF) >> (24 - distance);
  data[0] &= 0x00FFFFFF;
  data[1] <<= distance;
  data[1] &= 0x00FFFFFF;
}
```
user: What is the c source code of the assembly code below?

```asm
<lshift2w>:
  endbr64
  mov    0x4(%rsi),%edx
  mov    %edx,%eax
  and    $0xffffff,%eax
  mov    $0x18,%ecx
  sub    %edi,%ecx
  sar    %cl,%eax
  mov    (%rsi),%r8d
  mov    %edi,%ecx
  shl    %cl,%r8d
  or     %r8d,%eax
  and    $0xffffff,%eax
  mov    %eax,(%rsi)
  shl    %cl,%edx
  and    $0xffffff,%edx
  mov    %edx,0x4(%rsi)
  ret
```

assistant: ```c
void lshift2w(int distance, int data[]) {
  data[0] <<= distance;
  data[0] |= (data[1] & 0x00FFFFFF) >> (24 - distance);
  data[0] &= 0x00FFFFFF;
  data[1] <<= distance;
  data[1] &= 0x00FFFFFF;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<lshift2w>:
  endbr64
  mov    0x4(%rsi),%edx
  mov    $0x18,%ecx
  mov    (%rsi),%r8d
  sub    %edi,%ecx
  mov    %edx,%eax
  and    $0xffffff,%eax
  sar    %cl,%eax
  mov    %edi,%ecx
  shl    %cl,%r8d
  shl    %cl,%edx
  or     %r8d,%eax
  and    $0xffffff,%edx
  and    $0xffffff,%eax
  mov    %edx,0x4(%rsi)
  mov    %eax,(%rsi)
  ret
```

assistant: ```c
void lshift2w(int distance, int data[]) {
  data[0] <<= distance;
  data[0] |= (data[1] & 0x00FFFFFF) >> (24 - distance);
  data[0] &= 0x00FFFFFF;
  data[1] <<= distance;
  data[1] &= 0x00FFFFFF;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<lshift2w>:
  endbr64
  mov    0x4(%rsi),%edx
  mov    $0x18,%ecx
  mov    (%rsi),%r8d
  sub    %edi,%ecx
  mov    %edx,%eax
  and    $0xffffff,%eax
  sar    %cl,%eax
  mov    %edi,%ecx
  shl    %cl,%r8d
  shl    %cl,%edx
  or     %r8d,%eax
  and    $0xffffff,%edx
  and    $0xffffff,%eax
  mov    %edx,0x4(%rsi)
  mov    %eax,(%rsi)
  ret
```

assistant: ```c
void lshift2w(int distance, int data[]) {
  data[0] <<= distance;
  data[0] |= (data[1] & 0x00FFFFFF) >> (24 - distance);
  data[0] &= 0x00FFFFFF;
  data[1] <<= distance;
  data[1] &= 0x00FFFFFF;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<Inlib__end>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    $0x2,%edi
  call   <Log__aspect_switched_on@plt>
  test   %rax,%rax
  je     L5
  mov    $0x0,%eax
  call   <Memory__log_statistics@plt>
L5:
  mov    $0x0,%eax
  call   <Log__close@plt>
  mov    $0x0,%eax
  call   <Memory__free@plt>
  nop
  pop    %rbp
  ret
```

assistant: ```c
void Inlib__end(void) {
  if (Log__aspect_switched_on(2))
    Memory__log_statistics();
  Log__close();
  Memory__free();
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<Inlib__end>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x2,%edi
  call   <Log__aspect_switched_on@plt>
  test   %rax,%rax
  jne    L17
L13:
  mov    $0x0,%eax
  call   <Log__close@plt>
  mov    $0x0,%eax
  call   <Memory__free@plt>
  add    $0x8,%rsp
  ret
L17:
  mov    $0x0,%eax
  call   <Memory__log_statistics@plt>
  jmp    L13
```

assistant: ```c
void Inlib__end(void) {
  if (Log__aspect_switched_on(2))
    Memory__log_statistics();
  Log__close();
  Memory__free();
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<Inlib__end>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x2,%edi
  call   <Log__aspect_switched_on@plt>
  test   %rax,%rax
  jne    L5
L16:
  xor    %eax,%eax
  call   <Log__close@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  jmp    10a0 <Memory__free@plt>
  nopl   0x0(%rax)
L5:
  xor    %eax,%eax
  call   <Memory__log_statistics@plt>
  jmp    L16
```

assistant: ```c
void Inlib__end(void) {
  if (Log__aspect_switched_on(2))
    Memory__log_statistics();
  Log__close();
  Memory__free();
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<Inlib__end>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x2,%edi
  call   <Log__aspect_switched_on@plt>
  test   %rax,%rax
  jne    L8
L17:
  xor    %eax,%eax
  call   <Log__close@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  jmp    10a0 <Memory__free@plt>
  nopl   0x0(%rax)
L8:
  xor    %eax,%eax
  call   <Memory__log_statistics@plt>
  jmp    L17
```

assistant: ```c
void Inlib__end(void) {
  if (Log__aspect_switched_on(2))
    Memory__log_statistics();
  Log__close();
  Memory__free();
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<sqlite3OpcodeName>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  lea    D3(%rip),%rax
  mov    (%rdx,%rax,1),%rax
  pop    %rbp
  ret
```

assistant: ```c
const char *sqlite3OpcodeName(int i) {
  static const char *const azName[] = {
      "?", "Function", "Savepoint", "AutoCommit", "Transaction", "SorterNext", "PrevIfOpen", "NextIfOpen", "Prev", "Next", "AggStep", "Checkpoint", "JournalMode", "Vacuum", "VFilter", "VUpdate", "Goto", "Gosub", "Return", "Not", "InitCoroutine", "EndCoroutine", "Yield", "HaltIfNull", "Halt", "Integer", "Int64", "String", "Null", "SoftNull", "Blob", "Variable", "Move", "Copy", "SCopy", "ResultRow", "CollSeq", "AddImm", "MustBeInt", "RealAffinity", "Permutation", "Compare", "Jump", "Once", "If", "IfNot", "Column", "Affinity", "MakeRecord", "Count", "ReadCookie", "SetCookie", "OpenRead", "OpenWrite", "OpenAutoindex", "OpenEphemeral", "SorterOpen", "OpenPseudo", "Close", "SeekLT", "SeekLE", "SeekGE", "SeekGT", "Seek", "NoConflict", "NotFound", "Found", "NotExists", "Sequence", "NewRowid", "Insert", "Or", "And", "InsertInt", "Delete", "ResetCount", "IsNull", "NotNull", "Ne", "Eq", "Gt", "Le", "Lt", "Ge", "SorterCompare", "BitAnd", "BitOr", "ShiftLeft", "ShiftRight", "Add", "Subtract", "Multiply", "Divide", "Remainder", "Concat", "SorterData", "BitNot", "String8", "RowKey", "RowData", "Rowid", "NullRow", "Last", "SorterSort", "Sort", "Rewind", "SorterInsert", "IdxInsert", "IdxDelete", "IdxRowid", "IdxLE", "IdxGT", "IdxLT", "IdxGE", "Destroy", "Clear", "ResetSorter", "CreateIndex", "CreateTable", "ParseSchema", "LoadAnalysis", "DropTable", "DropIndex", "DropTrigger", "IntegrityCk", "RowSetAdd", "RowSetRead", "RowSetTest", "Program", "Param", "FkCounter", "FkIfZero", "MemMax", "Real", "IfPos", "IfNeg", "IfZero", "AggFinal", "IncrVacuum", "Expire", "TableLock", "VBegin", "VCreate", "ToText", "ToBlob", "ToNumeric", "ToInt", "ToReal", "VDestroy", "VOpen", "VColumn", "VNext", "VRename", "Pagecount", "MaxPgcnt", "Init", "Noop", "Explain",
  };
  return azName[i];
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<sqlite3OpcodeName>:
  endbr64
  movslq %edi,%rdi
  lea    D7(%rip),%rax
  mov    (%rax,%rdi,8),%rax
  ret
```

assistant: ```c
const char *sqlite3OpcodeName(int i) {
  static const char *const azName[] = {
      "?", "Function", "Savepoint", "AutoCommit", "Transaction", "SorterNext", "PrevIfOpen", "NextIfOpen", "Prev", "Next", "AggStep", "Checkpoint", "JournalMode", "Vacuum", "VFilter", "VUpdate", "Goto", "Gosub", "Return", "Not", "InitCoroutine", "EndCoroutine", "Yield", "HaltIfNull", "Halt", "Integer", "Int64", "String", "Null", "SoftNull", "Blob", "Variable", "Move", "Copy", "SCopy", "ResultRow", "CollSeq", "AddImm", "MustBeInt", "RealAffinity", "Permutation", "Compare", "Jump", "Once", "If", "IfNot", "Column", "Affinity", "MakeRecord", "Count", "ReadCookie", "SetCookie", "OpenRead", "OpenWrite", "OpenAutoindex", "OpenEphemeral", "SorterOpen", "OpenPseudo", "Close", "SeekLT", "SeekLE", "SeekGE", "SeekGT", "Seek", "NoConflict", "NotFound", "Found", "NotExists", "Sequence", "NewRowid", "Insert", "Or", "And", "InsertInt", "Delete", "ResetCount", "IsNull", "NotNull", "Ne", "Eq", "Gt", "Le", "Lt", "Ge", "SorterCompare", "BitAnd", "BitOr", "ShiftLeft", "ShiftRight", "Add", "Subtract", "Multiply", "Divide", "Remainder", "Concat", "SorterData", "BitNot", "String8", "RowKey", "RowData", "Rowid", "NullRow", "Last", "SorterSort", "Sort", "Rewind", "SorterInsert", "IdxInsert", "IdxDelete", "IdxRowid", "IdxLE", "IdxGT", "IdxLT", "IdxGE", "Destroy", "Clear", "ResetSorter", "CreateIndex", "CreateTable", "ParseSchema", "LoadAnalysis", "DropTable", "DropIndex", "DropTrigger", "IntegrityCk", "RowSetAdd", "RowSetRead", "RowSetTest", "Program", "Param", "FkCounter", "FkIfZero", "MemMax", "Real", "IfPos", "IfNeg", "IfZero", "AggFinal", "IncrVacuum", "Expire", "TableLock", "VBegin", "VCreate", "ToText", "ToBlob", "ToNumeric", "ToInt", "ToReal", "VDestroy", "VOpen", "VColumn", "VNext", "VRename", "Pagecount", "MaxPgcnt", "Init", "Noop", "Explain",
  };
  return azName[i];
}
```