ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<mystrrchr>:
  endbr64
  push   %r13
  pxor   %xmm0,%xmm0
  push   %r12
  mov    %rsi,%r12
  mov    %rdi,%rsi
  push   %rbp
  mov    %edx,%ebp
  push   %rbx
  mov    %rdi,%rbx
  sub    %rbx,%r12
  sub    $0x98,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x88(%rsp)
  xor    %eax,%eax
  mov    %rsp,%r13
  movaps %xmm0,(%rsp)
  mov    %r13,%rdi
  movaps %xmm0,0x10(%rsp)
  movaps %xmm0,0x20(%rsp)
  movaps %xmm0,0x30(%rsp)
  movaps %xmm0,0x40(%rsp)
  movaps %xmm0,0x50(%rsp)
  movaps %xmm0,0x60(%rsp)
  movaps %xmm0,0x70(%rsp)
  call   <strcpy@plt>
  movsbl %bpl,%esi
  mov    %r13,%rdi
  movb   $0x0,(%rsp,%r12,1)
  call   <strrchr@plt>
  mov    %rax,%rdx
  sub    %r13,%rdx
  add    %rdx,%rbx
  test   %rax,%rax
  cmovne %rbx,%rax
  mov    0x88(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L1
  add    $0x98,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L1:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
char *mystrrchr(char *pBegin, char *loc, char chr) {
  char tmpStr[128] = {0};
  strcpy(tmpStr, pBegin);
  *(tmpStr + (loc - pBegin)) = 0;
  char *pChr = strrchr(tmpStr, chr);
  if (!pChr)
    return NULL;
  return pBegin + (pChr - tmpStr);
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<mystrrchr>:
  endbr64
  push   %r13
  pxor   %xmm0,%xmm0
  push   %r12
  mov    %rsi,%r12
  mov    %rdi,%rsi
  push   %rbp
  mov    %edx,%ebp
  push   %rbx
  mov    %rdi,%rbx
  sub    %rbx,%r12
  sub    $0x98,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x88(%rsp)
  xor    %eax,%eax
  mov    %rsp,%r13
  movaps %xmm0,(%rsp)
  mov    %r13,%rdi
  movaps %xmm0,0x10(%rsp)
  movaps %xmm0,0x20(%rsp)
  movaps %xmm0,0x30(%rsp)
  movaps %xmm0,0x40(%rsp)
  movaps %xmm0,0x50(%rsp)
  movaps %xmm0,0x60(%rsp)
  movaps %xmm0,0x70(%rsp)
  call   <strcpy@plt>
  movsbl %bpl,%esi
  mov    %r13,%rdi
  movb   $0x0,(%rsp,%r12,1)
  call   <strrchr@plt>
  mov    %rax,%rdx
  sub    %r13,%rdx
  add    %rdx,%rbx
  test   %rax,%rax
  cmovne %rbx,%rax
  mov    0x88(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L3
  add    $0x98,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L3:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
char *mystrrchr(char *pBegin, char *loc, char chr) {
  char tmpStr[128] = {0};
  strcpy(tmpStr, pBegin);
  *(tmpStr + (loc - pBegin)) = 0;
  char *pChr = strrchr(tmpStr, chr);
  if (!pChr)
    return NULL;
  return pBegin + (pChr - tmpStr);
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<cbm_pp_write>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %edi,-0x4(%rbp)
  mov    %esi,-0x8(%rbp)
  mov    -0x8(%rbp),%edx
  mov    -0x4(%rbp),%eax
  mov    %edx,%esi
  mov    %eax,%edi
  call   <cbmarch_pp_write@plt>
  nop
  leave
  ret
```

assistant: ```c
void cbm_pp_write(int HandleDevice, __u_char Byte) {
  ;
  cbmarch_pp_write(HandleDevice, Byte);
  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
<cbm_pp_write>:
  endbr64
  sub    $0x8,%rsp
  call   <cbmarch_pp_write@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
void cbm_pp_write(int HandleDevice, __u_char Byte) {
  ;
  cbmarch_pp_write(HandleDevice, Byte);
  return;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<cbm_pp_write>:
  endbr64
  jmp    1050 <cbmarch_pp_write@plt>
```

assistant: ```c
void cbm_pp_write(int HandleDevice, __u_char Byte) {
  ;
  cbmarch_pp_write(HandleDevice, Byte);
  return;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<cbm_pp_write>:
  endbr64
  jmp    1050 <cbmarch_pp_write@plt>
```

assistant: ```c
void cbm_pp_write(int HandleDevice, __u_char Byte) {
  ;
  cbmarch_pp_write(HandleDevice, Byte);
  return;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<test>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %edx,-0x24(%rbp)
  mov    %ecx,-0x28(%rbp)
  mov    -0x24(%rbp),%eax
  mov    %eax,-0x8(%rbp)
  movl   $0x0,-0xc(%rbp)
  mov    -0xc(%rbp),%eax
  mov    %eax,-0x10(%rbp)
  jmp    L17
L39:
  movl   $0x0,-0x4(%rbp)
  mov    -0x28(%rbp),%eax
  add    %eax,-0x8(%rbp)
  jmp    L27
L20:
  mov    -0xc(%rbp),%eax
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  add    %eax,-0x4(%rbp)
  addl   $0x1,-0xc(%rbp)
L27:
  mov    -0xc(%rbp),%eax
  cmp    -0x8(%rbp),%eax
  jb     L20
  mov    -0x10(%rbp),%eax
  lea    0x0(,%rax,4),%rdx
  mov    -0x20(%rbp),%rax
  add    %rax,%rdx
  mov    -0x4(%rbp),%eax
  mov    %eax,(%rdx)
  addl   $0x1,-0x10(%rbp)
L17:
  cmpl   $0x3e7,-0x10(%rbp)
  jbe    L39
  nop
  nop
  pop    %rbp
  ret
```

assistant: ```c
void test(int *input, int *out, unsigned x1, unsigned x2) {
  unsigned i, j;
  unsigned end = x1;
  for (i = j = 0; i < 1000; i++) {
    int sum = 0;
    end += x2;
    for (; j < end; j++)
      sum += input[j];
    out[i] = sum;
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<test>:
  endbr64
  push   %rbp
  push   %rbx
  mov    %rdi,%r10
  mov    %rsi,%r9
  mov    %edx,%esi
  mov    %ecx,%r11d
  mov    %r9,%rdi
  add    $0xfa0,%r9
  mov    $0x0,%ecx
  mov    $0x0,%ebx
  lea    0x4(%r10),%rbp
  jmp    L4
L35:
  mov    %ebx,%edx
L33:
  mov    %edx,(%rdi)
  add    $0x4,%rdi
  cmp    %r9,%rdi
  je     L42
L4:
  add    %r11d,%esi
  cmp    %ecx,%esi
  jbe    L35
  mov    %ecx,%r8d
  lea    (%r10,%r8,4),%rax
  mov    %esi,%edx
  sub    %ecx,%edx
  lea    -0x1(%rdx),%edx
  add    %r8,%rdx
  lea    0x0(%rbp,%rdx,4),%rcx
  mov    %ebx,%edx
L47:
  add    (%rax),%edx
  add    $0x4,%rax
  cmp    %rcx,%rax
  jne    L47
  mov    %esi,%ecx
  jmp    L33
L42:
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void test(int *input, int *out, unsigned x1, unsigned x2) {
  unsigned i, j;
  unsigned end = x1;
  for (i = j = 0; i < 1000; i++) {
    int sum = 0;
    end += x2;
    for (; j < end; j++)
      sum += input[j];
    out[i] = sum;
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<test>:
  endbr64
  mov    %rdi,%r9
  mov    %rsi,%rdi
  push   %rbx
  mov    %ecx,%r10d
  mov    %edx,%esi
  lea    0xfa0(%rdi),%r11
  lea    0x4(%r9),%rbx
  xor    %ecx,%ecx
  nopl   (%rax)
L31:
  add    %r10d,%esi
  cmp    %ecx,%esi
  jbe    L3
  mov    %esi,%edx
  mov    %ecx,%r8d
  sub    %ecx,%edx
  lea    (%r9,%r8,4),%rax
  sub    $0x1,%edx
  add    %r8,%rdx
  lea    (%rbx,%rdx,4),%rcx
  xor    %edx,%edx
  xchg   %ax,%ax
L26:
  add    (%rax),%edx
  add    $0x4,%rax
  cmp    %rcx,%rax
  jne    L26
  mov    %esi,%ecx
L18:
  mov    %edx,(%rdi)
  add    $0x4,%rdi
  cmp    %r11,%rdi
  jne    L31
  pop    %rbx
  ret
  nopw   0x0(%rax,%rax,1)
L3:
  xor    %edx,%edx
  jmp    L18
```

assistant: ```c
void test(int *input, int *out, unsigned x1, unsigned x2) {
  unsigned i, j;
  unsigned end = x1;
  for (i = j = 0; i < 1000; i++) {
    int sum = 0;
    end += x2;
    for (; j < end; j++)
      sum += input[j];
    out[i] = sum;
  }
}
```
user: What is the c source code of the assembly code below?

```asm
<test>:
  endbr64
  push   %rbx
  mov    %rdi,%r10
  mov    %ecx,%r11d
  mov    %edx,%edi
  mov    %rsi,%r9
  lea    0xfa0(%rsi),%rbx
  xor    %ecx,%ecx
  nopl   0x0(%rax)
L25:
  add    %r11d,%edi
  cmp    %ecx,%edi
  jbe    L60
  mov    %edi,%r8d
  sub    %ecx,%r8d
  lea    -0x1(%r8),%eax
  cmp    $0x2,%eax
  jbe    L3
  mov    %ecx,%eax
  pxor   %xmm0,%xmm0
  lea    (%r10,%rax,4),%rdx
  mov    %r8d,%eax
  shr    $0x2,%eax
  lea    -0x1(%rax),%esi
  lea    0x10(%rdx),%rax
  shl    $0x4,%rsi
  add    %rax,%rsi
  jmp    L91
  xchg   %ax,%ax
L84:
  add    $0x10,%rax
L91:
  movdqu (%rdx),%xmm1
  mov    %rax,%rdx
  paddd  %xmm1,%xmm0
  cmp    %rsi,%rax
  jne    L84
  movdqa %xmm0,%xmm1
  mov    %r8d,%edx
  psrldq $0x8,%xmm1
  and    $0xfffffffc,%edx
  paddd  %xmm1,%xmm0
  add    %edx,%ecx
  movdqa %xmm0,%xmm1
  psrldq $0x4,%xmm1
  paddd  %xmm1,%xmm0
  movd   %xmm0,%eax
  cmp    %edx,%r8d
  je     L57
L69:
  mov    %ecx,%edx
  add    (%r10,%rdx,4),%eax
  lea    0x1(%rcx),%edx
  cmp    %edx,%edi
  jbe    L57
  add    $0x2,%ecx
  add    (%r10,%rdx,4),%eax
  cmp    %ecx,%edi
  jbe    L57
  add    (%r10,%rcx,4),%eax
L57:
  mov    %edi,%ecx
L93:
  mov    %eax,(%r9)
  add    $0x4,%r9
  cmp    %rbx,%r9
  jne    L25
  pop    %rbx
  ret
  nop
L60:
  xor    %eax,%eax
  jmp    L93
L3:
  xor    %eax,%eax
  jmp    L69
```

assistant: ```c
void test(int *input, int *out, unsigned x1, unsigned x2) {
  unsigned i, j;
  unsigned end = x1;
  for (i = j = 0; i < 1000; i++) {
    int sum = 0;
    end += x2;
    for (; j < end; j++)
      sum += input[j];
    out[i] = sum;
  }
}
```
user: Translate the below assembly code into C programming language:

```asm
<float_matrix_mul>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    %ecx,-0x2c(%rbp)
  mov    %r8d,-0x30(%rbp)
  mov    %r9d,-0x34(%rbp)
  movl   $0x0,-0xc(%rbp)
  jmp    L44
L25:
  movl   $0x0,-0x8(%rbp)
  jmp    L37
L5:
  pxor   %xmm0,%xmm0
  movss  %xmm0,-0x10(%rbp)
  movl   $0x0,-0x4(%rbp)
  jmp    L9
L59:
  mov    -0xc(%rbp),%eax
  imul   -0x30(%rbp),%eax
  mov    %eax,%edx
  mov    -0x4(%rbp),%eax
  add    %edx,%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm1
  mov    -0x4(%rbp),%eax
  imul   -0x34(%rbp),%eax
  mov    %eax,%edx
  mov    -0x8(%rbp),%eax
  add    %edx,%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm0
  mulss  %xmm1,%xmm0
  movss  -0x10(%rbp),%xmm1
  addss  %xmm1,%xmm0
  movss  %xmm0,-0x10(%rbp)
  addl   $0x1,-0x4(%rbp)
L9:
  mov    -0x4(%rbp),%eax
  cmp    -0x30(%rbp),%eax
  jl     L59
  mov    -0xc(%rbp),%eax
  imul   -0x34(%rbp),%eax
  mov    %eax,%edx
  mov    -0x8(%rbp),%eax
  add    %edx,%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movss  -0x10(%rbp),%xmm0
  movss  %xmm0,(%rax)
  addl   $0x1,-0x8(%rbp)
L37:
  mov    -0x8(%rbp),%eax
  cmp    -0x34(%rbp),%eax
  jl     L5
  addl   $0x1,-0xc(%rbp)
L44:
  mov    -0xc(%rbp),%eax
  cmp    -0x2c(%rbp),%eax
  jl     L25
  nop
  nop
  pop    %rbp
  ret
```

assistant: ```c
void float_matrix_mul(const float *mat, const float *vec, float *vec_ret, int row1, int col, int col2) {
  float temp;
  for (int i = 0; i < row1; i++) {
    for (int j = 0; j < col2; j++) {
      temp = 0;
      for (int k = 0; k < col; k++) {
        temp += mat[i * col + k] * vec[j + k * col2];
      }
      vec_ret[i * col2 + j] = temp;
    }
  }
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<float_matrix_mul>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rsi,-0x20(%rsp)
  mov    %rdx,-0x18(%rsp)
  mov    %ecx,-0x24(%rsp)
  test   %ecx,%ecx
  jle    L51
  mov    %rdi,%rbx
  mov    %r8d,%r10d
  mov    %r9d,%r15d
  movslq %r9d,%rsi
  shl    $0x2,%rsi
  mov    $0x0,%r14d
  mov    $0x0,%r13d
  mov    $0x0,%r12d
  mov    %r9d,%r11d
  lea    -0x1(%r8),%eax
  mov    %rax,-0x10(%rsp)
  lea    0x4(%rdi),%rax
  mov    %rax,-0x8(%rsp)
  jmp    L67
L38:
  mov    %r8,%rdx
  mov    %rbp,%rax
  pxor   %xmm1,%xmm1
L46:
  movss  (%rax),%xmm0
  mulss  (%rdx),%xmm0
  addss  %xmm0,%xmm1
  add    $0x4,%rax
  add    %rsi,%rdx
  cmp    %rcx,%rax
  jne    L46
L81:
  movss  %xmm1,(%r9,%rdi,4)
  add    $0x1,%rdi
  add    $0x4,%r8
  cmp    %r11,%rdi
  je     L3
L26:
  pxor   %xmm1,%xmm1
  test   %r10d,%r10d
  jg     L38
  jmp    L81
L3:
  add    $0x1,%r12d
  add    %r15d,%r13d
  add    %r10d,%r14d
  cmp    %r12d,-0x24(%rsp)
  je     L51
L67:
  test   %r15d,%r15d
  jle    L3
  mov    -0x20(%rsp),%r8
  movslq %r14d,%rax
  lea    (%rbx,%rax,4),%rbp
  add    -0x10(%rsp),%rax
  mov    -0x8(%rsp),%rdi
  lea    (%rdi,%rax,4),%rcx
  movslq %r13d,%rax
  mov    -0x18(%rsp),%rdi
  lea    (%rdi,%rax,4),%r9
  mov    $0x0,%edi
  jmp    L26
L51:
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
void float_matrix_mul(const float *mat, const float *vec, float *vec_ret, int row1, int col, int col2) {
  float temp;
  for (int i = 0; i < row1; i++) {
    for (int j = 0; j < col2; j++) {
      temp = 0;
      for (int k = 0; k < col; k++) {
        temp += mat[i * col + k] * vec[j + k * col2];
      }
      vec_ret[i * col2 + j] = temp;
    }
  }
}
```
user: What is the c source code of the assembly code below?

```asm
<float_matrix_mul>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rsi,-0x20(%rsp)
  mov    %rdx,-0x18(%rsp)
  mov    %ecx,-0x24(%rsp)
  test   %ecx,%ecx
  jle    L49
  lea    -0x1(%r8),%eax
  movslq %r9d,%rsi
  mov    %rdi,%rbx
  mov    %r8d,%r10d
  mov    %rax,-0x10(%rsp)
  lea    0x4(%rdi),%rax
  mov    %r9d,%r15d
  shl    $0x2,%rsi
  mov    %rax,-0x8(%rsp)
  xor    %r14d,%r14d
  xor    %r13d,%r13d
  xor    %r12d,%r12d
  lea    -0x1(%r9),%ebp
  pxor   %xmm2,%xmm2
  nopw   0x0(%rax,%rax,1)
L60:
  test   %r15d,%r15d
  jle    L17
  mov    -0x8(%rsp),%rdi
  movslq %r14d,%rax
  mov    -0x20(%rsp),%r8
  lea    (%rbx,%rax,4),%r11
  add    -0x10(%rsp),%rax
  lea    (%rdi,%rax,4),%rcx
  mov    -0x18(%rsp),%rdi
  movslq %r13d,%rax
  lea    (%rdi,%rax,4),%r9
  xor    %edi,%edi
  nopl   (%rax)
L53:
  mov    %r8,%rdx
  mov    %r11,%rax
  movaps %xmm2,%xmm1
  test   %r10d,%r10d
  jle    L6
  xchg   %ax,%ax
L5:
  movss  (%rax),%xmm0
  mulss  (%rdx),%xmm0
  add    $0x4,%rax
  add    %rsi,%rdx
  addss  %xmm0,%xmm1
  cmp    %rax,%rcx
  jne    L5
L6:
  movss  %xmm1,(%r9,%rdi,4)
  lea    0x1(%rdi),%rax
  add    $0x4,%r8
  cmp    %rbp,%rdi
  je     L17
  mov    %rax,%rdi
  jmp    L53
L17:
  add    $0x1,%r12d
  add    %r15d,%r13d
  add    %r10d,%r14d
  cmp    %r12d,-0x24(%rsp)
  jne    L60
L49:
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
void float_matrix_mul(const float *mat, const float *vec, float *vec_ret, int row1, int col, int col2) {
  float temp;
  for (int i = 0; i < row1; i++) {
    for (int j = 0; j < col2; j++) {
      temp = 0;
      for (int k = 0; k < col; k++) {
        temp += mat[i * col + k] * vec[j + k * col2];
      }
      vec_ret[i * col2 + j] = temp;
    }
  }
}
```
user: What is the c source code of the assembly code below?

```asm
<float_matrix_mul>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rsi,-0x28(%rsp)
  mov    %rdx,-0x20(%rsp)
  mov    %ecx,-0x14(%rsp)
  test   %ecx,%ecx
  jle    L28
  mov    %r9d,%r15d
  test   %r9d,%r9d
  jle    L28
  lea    0x4(%rdi),%rax
  movslq %r9d,%rbp
  mov    %rdi,%rbx
  mov    %r8d,%r10d
  mov    %rax,-0x8(%rsp)
  lea    -0x1(%r8),%eax
  xor    %r14d,%r14d
  xor    %r13d,%r13d
  mov    %rax,-0x10(%rsp)
  lea    0x0(,%rbp,4),%rsi
  xor    %r12d,%r12d
  pxor   %xmm2,%xmm2
L54:
  mov    -0x8(%rsp),%rdi
  movslq %r14d,%rax
  mov    -0x28(%rsp),%r8
  lea    (%rbx,%rax,4),%r11
  add    -0x10(%rsp),%rax
  lea    (%rdi,%rax,4),%rcx
  mov    -0x20(%rsp),%rdi
  movslq %r13d,%rax
  lea    (%rdi,%rax,4),%r9
  xor    %edi,%edi
  nopl   0x0(%rax,%rax,1)
L20:
  mov    %r8,%rdx
  mov    %r11,%rax
  movaps %xmm2,%xmm1
  test   %r10d,%r10d
  jle    L8
  xchg   %ax,%ax
L47:
  movss  (%rax),%xmm0
  mulss  (%rdx),%xmm0
  add    $0x4,%rax
  add    %rsi,%rdx
  addss  %xmm0,%xmm1
  cmp    %rax,%rcx
  jne    L47
L8:
  movss  %xmm1,(%r9,%rdi,4)
  add    $0x1,%rdi
  add    $0x4,%r8
  cmp    %rdi,%rbp
  jne    L20
  add    $0x1,%r12d
  add    %r15d,%r13d
  add    %r10d,%r14d
  cmp    %r12d,-0x14(%rsp)
  jne    L54
L28:
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
void float_matrix_mul(const float *mat, const float *vec, float *vec_ret, int row1, int col, int col2) {
  float temp;
  for (int i = 0; i < row1; i++) {
    for (int j = 0; j < col2; j++) {
      temp = 0;
      for (int k = 0; k < col; k++) {
        temp += mat[i * col + k] * vec[j + k * col2];
      }
      vec_ret[i * col2 + j] = temp;
    }
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<bitmap_complement>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %edx,-0x14(%rbp)
  mov    D22(%rip),%rax
  mov    (%rax),%eax
  cmp    %eax,-0x14(%rbp)
  jg     L23
  mov    -0x10(%rbp),%rax
  mov    (%rax),%rax
  not    %rax
  mov    %rax,%rsi
  mov    D22(%rip),%rax
  mov    (%rax),%ecx
  mov    -0x14(%rbp),%eax
  cltd
  idiv   %ecx
  mov    %edx,%eax
  test   %eax,%eax
  je     L28
  mov    D22(%rip),%rax
  mov    (%rax),%ecx
  mov    -0x14(%rbp),%eax
  cltd
  idiv   %ecx
  mov    %edx,%eax
  mov    $0x1,%edx
  mov    %eax,%ecx
  shl    %cl,%rdx
  mov    %rdx,%rax
  sub    $0x1,%rax
  jmp    L3
L28:
  mov    $0xffffffffffffffff,%rax
L3:
  and    %rsi,%rax
  mov    %rax,%rdx
  mov    -0x8(%rbp),%rax
  mov    %rdx,(%rax)
  jmp    L39
L23:
  mov    -0x14(%rbp),%edx
  mov    -0x10(%rbp),%rcx
  mov    -0x8(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <__bitmap_complement@plt>
L39:
  nop
  leave
  ret
```

assistant: ```c
void bitmap_complement(unsigned long *dst, const unsigned long *src, int nbits) {
  if (nbits <= __WORDSIZE)
    *dst = ~(*src) & (((nbits) % __WORDSIZE) ? (1UL << ((nbits) % __WORDSIZE)) - 1 : ~0UL);
  else
    __bitmap_complement(dst, src, nbits);
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<bitmap_complement>:
  endbr64
  mov    D2(%rip),%rax
  mov    (%rax),%r8d
  cmp    %edx,%r8d
  jl     L0
  mov    (%rsi),%rsi
  not    %rsi
  mov    %edx,%eax
  cltd
  idiv   %r8d
  mov    $0xffffffffffffffff,%rax
  test   %edx,%edx
  je     L11
  mov    $0x1,%eax
  mov    %edx,%ecx
  shl    %cl,%rax
  sub    $0x1,%rax
L11:
  and    %rax,%rsi
  mov    %rsi,(%rdi)
  ret
L0:
  sub    $0x8,%rsp
  call   <__bitmap_complement@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
void bitmap_complement(unsigned long *dst, const unsigned long *src, int nbits) {
  if (nbits <= __WORDSIZE)
    *dst = ~(*src) & (((nbits) % __WORDSIZE) ? (1UL << ((nbits) % __WORDSIZE)) - 1 : ~0UL);
  else
    __bitmap_complement(dst, src, nbits);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<bitmap_complement>:
  endbr64
  mov    D7(%rip),%rax
  mov    (%rax),%r8d
  cmp    %edx,%r8d
  jl     L9
  mov    %edx,%eax
  mov    (%rsi),%r9
  cltd
  idiv   %r8d
  mov    %r9,%rsi
  not    %rsi
  test   %edx,%edx
  je     L4
  mov    $0xffffffffffffffff,%rax
  mov    %edx,%ecx
  shl    %cl,%rax
  mov    %rax,%rsi
  or     %r9,%rsi
  not    %rsi
L4:
  mov    %rsi,(%rdi)
  ret
  nop
L9:
  jmp    1050 <__bitmap_complement@plt>
```

assistant: ```c
void bitmap_complement(unsigned long *dst, const unsigned long *src, int nbits) {
  if (nbits <= __WORDSIZE)
    *dst = ~(*src) & (((nbits) % __WORDSIZE) ? (1UL << ((nbits) % __WORDSIZE)) - 1 : ~0UL);
  else
    __bitmap_complement(dst, src, nbits);
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<bitmap_complement>:
  endbr64
  mov    D1(%rip),%rax
  mov    (%rax),%r8d
  cmp    %edx,%r8d
  jl     L12
  mov    %edx,%eax
  mov    (%rsi),%r9
  cltd
  idiv   %r8d
  mov    %r9,%rsi
  not    %rsi
  test   %edx,%edx
  je     L17
  mov    $0xffffffffffffffff,%rax
  mov    %edx,%ecx
  shl    %cl,%rax
  mov    %rax,%rsi
  or     %r9,%rsi
  not    %rsi
L17:
  mov    %rsi,(%rdi)
  ret
  nop
L12:
  jmp    1050 <__bitmap_complement@plt>
```

assistant: ```c
void bitmap_complement(unsigned long *dst, const unsigned long *src, int nbits) {
  if (nbits <= __WORDSIZE)
    *dst = ~(*src) & (((nbits) % __WORDSIZE) ? (1UL << ((nbits) % __WORDSIZE)) - 1 : ~0UL);
  else
    __bitmap_complement(dst, src, nbits);
}
```
user: Translate the below assembly code into C programming language:

```asm
<getch>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0x30(%rbp),%rax
  mov    %rax,%rsi
  mov    $0x0,%edi
  call   <tcgetattr@plt>
  mov    -0x30(%rbp),%rax
  mov    -0x28(%rbp),%rdx
  mov    %rax,-0x20(%rbp)
  mov    %rdx,-0x18(%rbp)
  mov    -0x20(%rbp),%edx
  mov    D46(%rip),%rax
  mov    (%rax),%ecx
  mov    D34(%rip),%rax
  mov    (%rax),%eax
  or     %ecx,%eax
  not    %eax
  and    %edx,%eax
  mov    %eax,-0x20(%rbp)
  mov    -0x18(%rbp),%rdx
  mov    D44(%rip),%rax
  mov    (%rax),%rax
  shl    $0x2,%rax
  add    %rdx,%rax
  movl   $0x1,(%rax)
  mov    -0x18(%rbp),%rdx
  mov    D22(%rip),%rax
  mov    (%rax),%rax
  shl    $0x2,%rax
  add    %rdx,%rax
  movl   $0x0,(%rax)
  mov    D4(%rip),%rax
  mov    (%rax),%eax
  lea    -0x20(%rbp),%rdx
  mov    %eax,%esi
  mov    $0x0,%edi
  call   <tcsetattr@plt>
  mov    $0x0,%eax
  call   <getchar@plt>
  mov    %eax,-0x34(%rbp)
  mov    D4(%rip),%rax
  mov    (%rax),%eax
  lea    -0x30(%rbp),%rdx
  mov    %eax,%esi
  mov    $0x0,%edi
  call   <tcsetattr@plt>
  mov    -0x34(%rbp),%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L0
  call   <__stack_chk_fail@plt>
L0:
  leave
  ret
```

assistant: ```c
int getch(void) {
  int ch;
  struct termios old;
  struct termios new;
  tcgetattr(0, &old);
  new = old;
  new.c_lflag &= ~(ICANON | ECHO);
  new.c_cc[VMIN] = 1;
  new.c_cc[VTIME] = 0;
  tcsetattr(0, TCSAFLUSH, &new);
  ch = getchar();
  tcsetattr(0, TCSAFLUSH, &old);
  return ch;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<getch>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x30,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rbp
  mov    %rbp,%rsi
  mov    $0x0,%edi
  call   <tcgetattr@plt>
  movdqa (%rsp),%xmm0
  movaps %xmm0,0x10(%rsp)
  mov    D2(%rip),%rax
  mov    (%rax),%eax
  mov    D1(%rip),%rdx
  or     (%rdx),%eax
  not    %eax
  and    %eax,0x10(%rsp)
  mov    D14(%rip),%rax
  mov    (%rax),%rdx
  mov    0x18(%rsp),%rax
  movl   $0x1,(%rax,%rdx,4)
  mov    D45(%rip),%rax
  mov    (%rax),%rdx
  mov    0x18(%rsp),%rax
  movl   $0x0,(%rax,%rdx,4)
  lea    0x10(%rsp),%rdx
  mov    D42(%rip),%r12
  mov    (%r12),%esi
  mov    $0x0,%edi
  call   <tcsetattr@plt>
  mov    $0x0,%eax
  call   <getchar@plt>
  mov    %eax,%ebx
  mov    %rbp,%rdx
  mov    (%r12),%esi
  mov    $0x0,%edi
  call   <tcsetattr@plt>
  mov    0x28(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L5
  mov    %ebx,%eax
  add    $0x30,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L5:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int getch(void) {
  int ch;
  struct termios old;
  struct termios new;
  tcgetattr(0, &old);
  new = old;
  new.c_lflag &= ~(ICANON | ECHO);
  new.c_cc[VMIN] = 1;
  new.c_cc[VTIME] = 0;
  tcsetattr(0, TCSAFLUSH, &new);
  ch = getchar();
  tcsetattr(0, TCSAFLUSH, &old);
  return ch;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<getch>:
  endbr64
  push   %r13
  xor    %edi,%edi
  push   %r12
  push   %rbx
  sub    $0x30,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  mov    %rsp,%r13
  mov    %r13,%rsi
  call   <tcgetattr@plt>
  mov    D34(%rip),%rdx
  xor    %edi,%edi
  mov    D23(%rip),%rax
  movdqa (%rsp),%xmm0
  mov    D21(%rip),%rbx
  mov    (%rax),%eax
  or     (%rdx),%eax
  mov    D13(%rip),%rdx
  movaps %xmm0,0x10(%rsp)
  not    %eax
  and    %eax,0x10(%rsp)
  mov    0x18(%rsp),%rax
  mov    (%rdx),%rdx
  movl   $0x1,(%rax,%rdx,4)
  mov    D19(%rip),%rdx
  mov    (%rdx),%rdx
  movl   $0x0,(%rax,%rdx,4)
  mov    (%rbx),%esi
  lea    0x10(%rsp),%rdx
  call   <tcsetattr@plt>
  xor    %eax,%eax
  call   <getchar@plt>
  mov    (%rbx),%esi
  xor    %edi,%edi
  mov    %r13,%rdx
  mov    %eax,%r12d
  call   <tcsetattr@plt>
  mov    0x28(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L5
  add    $0x30,%rsp
  mov    %r12d,%eax
  pop    %rbx
  pop    %r12
  pop    %r13
  ret
L5:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int getch(void) {
  int ch;
  struct termios old;
  struct termios new;
  tcgetattr(0, &old);
  new = old;
  new.c_lflag &= ~(ICANON | ECHO);
  new.c_cc[VMIN] = 1;
  new.c_cc[VTIME] = 0;
  tcsetattr(0, TCSAFLUSH, &new);
  ch = getchar();
  tcsetattr(0, TCSAFLUSH, &old);
  return ch;
}
```