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
<calcCRC32>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    $0xffffffff,%eax
  mov    %rax,-0x18(%rbp)
  movq   $0x0,-0x10(%rbp)
  jmp    L50
L57:
  mov    -0x28(%rbp),%rdx
  mov    -0x10(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  mov    %eax,-0x1c(%rbp)
  mov    -0x1c(%rbp),%eax
  xor    %rax,-0x18(%rbp)
  movl   $0x7,-0x20(%rbp)
  jmp    L35
L27:
  mov    -0x18(%rbp),%rax
  and    $0x1,%eax
  test   %rax,%rax
  je     L9
  mov    $0xffffffff,%eax
  jmp    L17
L9:
  mov    $0x0,%eax
L17:
  mov    %rax,-0x8(%rbp)
  mov    -0x18(%rbp),%rax
  shr    %rax
  mov    %rax,%rdx
  mov    -0x8(%rbp),%rax
  and    $0xedb88320,%eax
  xor    %rdx,%rax
  mov    %rax,-0x18(%rbp)
  subl   $0x1,-0x20(%rbp)
L35:
  cmpl   $0x0,-0x20(%rbp)
  jns    L27
  addq   $0x1,-0x10(%rbp)
L50:
  mov    -0x10(%rbp),%rax
  cmp    -0x30(%rbp),%rax
  jb     L57
  mov    -0x18(%rbp),%rax
  not    %rax
  pop    %rbp
  ret
```

assistant: ```c
uint32_t calcCRC32(unsigned char const *message, uint32_t size) {
  uint32_t crc = 0xFFFFFFFF;
  for (uint32_t i = 0; i < size; i++) {
    unsigned int c = message[i];
    crc = crc ^ c;
    for (int j = 7; j >= 0; j--) {
      uint32_t mask = ((crc & 1) != 0) ? 0xFFFFFFFF : 0;
      crc = (crc >> 1) ^ (0xEDB88320 & mask);
    }
  }
  return ~crc;
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<calcCRC32>:
  endbr64
  mov    $0xffffffff,%eax
  test   %rsi,%rsi
  je     L18
  mov    %rdi,%r8
  add    %rsi,%rdi
  mov    %rax,%rsi
  jmp    L33
L28:
  add    $0x1,%r8
  cmp    %rdi,%r8
  je     L18
L33:
  movzbl (%r8),%edx
  xor    %rdx,%rax
  mov    $0x8,%ecx
L31:
  mov    %rax,%rdx
  and    $0x1,%edx
  cmovne %rsi,%rdx
  shr    %rax
  and    $0xedb88320,%edx
  xor    %rdx,%rax
  sub    $0x1,%ecx
  jne    L31
  jmp    L28
L18:
  not    %rax
  ret
```

assistant: ```c
uint32_t calcCRC32(unsigned char const *message, uint32_t size) {
  uint32_t crc = 0xFFFFFFFF;
  for (uint32_t i = 0; i < size; i++) {
    unsigned int c = message[i];
    crc = crc ^ c;
    for (int j = 7; j >= 0; j--) {
      uint32_t mask = ((crc & 1) != 0) ? 0xFFFFFFFF : 0;
      crc = (crc >> 1) ^ (0xEDB88320 & mask);
    }
  }
  return ~crc;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<calcCRC32>:
  endbr64
  movabs $0xffffffff00000000,%rax
  test   %rsi,%rsi
  je     L25
  lea    (%rdi,%rsi,1),%r8
  mov    $0xffffffff,%eax
  mov    $0xedb88320,%esi
  nopl   0x0(%rax)
L18:
  movzbl (%rdi),%edx
  mov    $0x8,%ecx
  xor    %rdx,%rax
  nopl   0x0(%rax,%rax,1)
L11:
  mov    %rax,%rdx
  and    $0x1,%edx
  cmovne %rsi,%rdx
  shr    %rax
  xor    %rdx,%rax
  sub    $0x1,%ecx
  jne    L11
  add    $0x1,%rdi
  cmp    %rdi,%r8
  jne    L18
  not    %rax
L25:
  ret
```

assistant: ```c
uint32_t calcCRC32(unsigned char const *message, uint32_t size) {
  uint32_t crc = 0xFFFFFFFF;
  for (uint32_t i = 0; i < size; i++) {
    unsigned int c = message[i];
    crc = crc ^ c;
    for (int j = 7; j >= 0; j--) {
      uint32_t mask = ((crc & 1) != 0) ? 0xFFFFFFFF : 0;
      crc = (crc >> 1) ^ (0xEDB88320 & mask);
    }
  }
  return ~crc;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<calcCRC32>:
  endbr64
  movabs $0xffffffff00000000,%rax
  test   %rsi,%rsi
  je     L39
  mov    %rdi,%rcx
  add    %rdi,%rsi
  mov    $0xedb88320,%edx
  mov    $0xffffffff,%edi
  nopw   0x0(%rax,%rax,1)
L4:
  movzbl (%rcx),%eax
  xor    %rdi,%rax
  mov    %rax,%rdi
  and    $0x1,%edi
  cmovne %rdx,%rdi
  shr    %rax
  xor    %rdi,%rax
  mov    %rax,%rdi
  and    $0x1,%edi
  cmovne %rdx,%rdi
  shr    %rax
  xor    %rdi,%rax
  mov    %rax,%rdi
  and    $0x1,%edi
  cmovne %rdx,%rdi
  shr    %rax
  xor    %rdi,%rax
  mov    %rax,%rdi
  and    $0x1,%edi
  cmovne %rdx,%rdi
  shr    %rax
  xor    %rdi,%rax
  mov    %rax,%rdi
  and    $0x1,%edi
  cmovne %rdx,%rdi
  shr    %rax
  xor    %rdi,%rax
  mov    %rax,%rdi
  and    $0x1,%edi
  cmovne %rdx,%rdi
  shr    %rax
  xor    %rdi,%rax
  mov    %rax,%rdi
  and    $0x1,%edi
  cmovne %rdx,%rdi
  shr    %rax
  xor    %rdi,%rax
  test   $0x1,%al
  jne    L35
  shr    %rax
  add    $0x1,%rcx
  mov    %rax,%rdi
  cmp    %rcx,%rsi
  jne    L4
  mov    %rdi,%rax
  not    %rax
L39:
  ret
  nopl   0x0(%rax)
L35:
  shr    %rax
  add    $0x1,%rcx
  xor    %rdx,%rax
  mov    %rax,%rdi
  cmp    %rcx,%rsi
  jne    L4
  mov    %rdi,%rax
  not    %rax
  jmp    L39
```

assistant: ```c
uint32_t calcCRC32(unsigned char const *message, uint32_t size) {
  uint32_t crc = 0xFFFFFFFF;
  for (uint32_t i = 0; i < size; i++) {
    unsigned int c = message[i];
    crc = crc ^ c;
    for (int j = 7; j >= 0; j--) {
      uint32_t mask = ((crc & 1) != 0) ? 0xFFFFFFFF : 0;
      crc = (crc >> 1) ^ (0xEDB88320 & mask);
    }
  }
  return ~crc;
}
```
user: What is the c source code of the assembly code below:

```asm
<compute_crc>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %esi,-0xc(%rbp)
  mov    %edx,-0x10(%rbp)
  jmp    L9
L28:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  shl    $0x18,%eax
  mov    %eax,%edx
  mov    -0x8(%rbp),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  shl    $0x10,%eax
  or     %eax,%edx
  mov    -0x8(%rbp),%rax
  add    $0x2,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  shl    $0x8,%eax
  or     %eax,%edx
  mov    -0x8(%rbp),%rax
  add    $0x3,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  or     %edx,%eax
  add    %eax,-0x10(%rbp)
  addq   $0x4,-0x8(%rbp)
  subl   $0x4,-0xc(%rbp)
L9:
  cmpl   $0x3,-0xc(%rbp)
  jg     L28
  jmp    L5
L32:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  movzbl %al,%edx
  mov    -0xc(%rbp),%eax
  shl    $0x3,%eax
  mov    %eax,%ecx
  shl    %cl,%edx
  mov    %edx,%eax
  add    %eax,-0x10(%rbp)
  addq   $0x1,-0x8(%rbp)
  subl   $0x1,-0xc(%rbp)
L5:
  cmpl   $0x0,-0xc(%rbp)
  jg     L32
  mov    -0x10(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
unsigned int compute_crc(unsigned char *data, int size, unsigned int sum) {
  while (size >= 4) {
    sum += ((data[0] << 24) | (data[1] << 16) | (data[2] << 8) | data[3]);
    data += 4;
    size -= 4;
  }
  while (size > 0) {
    sum += data[0] << (size * 8);
    data++;
    size--;
  }
  return sum;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<compute_crc>:
  endbr64
  mov    %esi,%ecx
  mov    %edx,%esi
  cmp    $0x3,%ecx
  jle    L21
  lea    -0x4(%rcx),%r9d
  shr    $0x2,%r9d
  lea    0x1(%r9),%eax
  mov    %eax,%eax
  lea    (%rdi,%rax,4),%r8
L44:
  movzbl (%rdi),%eax
  shl    $0x18,%eax
  movzbl 0x1(%rdi),%edx
  shl    $0x10,%edx
  or     %edx,%eax
  movzbl 0x3(%rdi),%edx
  or     %edx,%eax
  movzbl 0x2(%rdi),%edx
  shl    $0x8,%edx
  or     %edx,%eax
  add    %eax,%esi
  add    $0x4,%rdi
  cmp    %r8,%rdi
  jne    L44
  neg    %r9d
  lea    -0x4(%rcx,%r9,4),%ecx
L6:
  mov    %esi,%edx
  test   %ecx,%ecx
  jle    L26
  shl    $0x3,%ecx
L47:
  movzbl (%r8),%eax
  shl    %cl,%eax
  add    %eax,%edx
  add    $0x1,%r8
  sub    $0x8,%ecx
  jne    L47
L26:
  mov    %edx,%eax
  ret
L21:
  mov    %rdi,%r8
  jmp    L6
```

assistant: ```c
unsigned int compute_crc(unsigned char *data, int size, unsigned int sum) {
  while (size >= 4) {
    sum += ((data[0] << 24) | (data[1] << 16) | (data[2] << 8) | data[3]);
    data += 4;
    size -= 4;
  }
  while (size > 0) {
    sum += data[0] << (size * 8);
    data++;
    size--;
  }
  return sum;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<compute_crc>:
  endbr64
  mov    %edx,%eax
  cmp    $0x3,%esi
  jle    L43
  sub    $0x4,%esi
  mov    %esi,%r8d
  shr    $0x2,%r8d
  lea    0x1(%r8),%edx
  lea    (%rdi,%rdx,4),%rdx
  nopl   (%rax)
L1:
  mov    (%rdi),%ecx
  add    $0x4,%rdi
  bswap  %ecx
  add    %ecx,%eax
  cmp    %rdx,%rdi
  jne    L1
  neg    %r8d
  lea    (%rsi,%r8,4),%esi
L2:
  test   %esi,%esi
  jle    L25
  lea    0x0(,%rsi,8),%ecx
L31:
  movzbl (%rdx),%esi
  add    $0x1,%rdx
  shl    %cl,%esi
  add    %esi,%eax
  sub    $0x8,%ecx
  jne    L31
L25:
  ret
  nopw   0x0(%rax,%rax,1)
L43:
  mov    %rdi,%rdx
  jmp    L2
```

assistant: ```c
unsigned int compute_crc(unsigned char *data, int size, unsigned int sum) {
  while (size >= 4) {
    sum += ((data[0] << 24) | (data[1] << 16) | (data[2] << 8) | data[3]);
    data += 4;
    size -= 4;
  }
  while (size > 0) {
    sum += data[0] << (size * 8);
    data++;
    size--;
  }
  return sum;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<compute_crc>:
  endbr64
  mov    %edx,%eax
  cmp    $0x3,%esi
  jle    L41
  sub    $0x4,%esi
  mov    %esi,%r8d
  shr    $0x2,%r8d
  lea    0x1(%r8),%edx
  lea    (%rdi,%rdx,4),%rdx
  nopl   (%rax)
L23:
  mov    (%rdi),%ecx
  add    $0x4,%rdi
  bswap  %ecx
  add    %ecx,%eax
  cmp    %rdx,%rdi
  jne    L23
  neg    %r8d
  lea    (%rsi,%r8,4),%esi
L3:
  test   %esi,%esi
  jle    L48
  movzbl (%rdx),%edi
  lea    0x0(,%rsi,8),%ecx
  shl    %cl,%edi
  add    %edi,%eax
  sub    $0x1,%esi
  je     L48
  movzbl 0x1(%rdx),%edi
  sub    $0x8,%ecx
  shl    %cl,%edi
  add    %edi,%eax
  cmp    $0x1,%esi
  je     L48
  movzbl 0x2(%rdx),%edx
  shl    $0x8,%edx
  add    %edx,%eax
L48:
  ret
  nopw   0x0(%rax,%rax,1)
L41:
  mov    %rdi,%rdx
  jmp    L3
```

assistant: ```c
unsigned int compute_crc(unsigned char *data, int size, unsigned int sum) {
  while (size >= 4) {
    sum += ((data[0] << 24) | (data[1] << 16) | (data[2] << 8) | data[3]);
    data += 4;
    size -= 4;
  }
  while (size > 0) {
    sum += data[0] << (size * 8);
    data++;
    size--;
  }
  return sum;
}
```
user: Translate the below assembly code into C programming language:

```asm
<empty_def_handler>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
L7:
  jmp    L7
```

assistant: ```c
void empty_def_handler(void) {
  while (1) {
  }
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<empty_def_handler>:
  endbr64
L3:
  jmp    L3
```

assistant: ```c
void empty_def_handler(void) {
  while (1) {
  }
}
```
user: What is the c source code of the assembly code below:

```asm
<empty_def_handler>:
  endbr64
  nopl   0x0(%rax)
L0:
  jmp    L0
```

assistant: ```c
void empty_def_handler(void) {
  while (1) {
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<empty_def_handler>:
  endbr64
  nopl   0x0(%rax)
L6:
  jmp    L6
```

assistant: ```c
void empty_def_handler(void) {
  while (1) {
  }
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<buscaSequencial>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    %edx,-0x20(%rbp)
  movl   $0x0,-0x4(%rbp)
  jmp    L14
L18:
  mov    -0x4(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  cmp    %eax,-0x20(%rbp)
  jne    L19
  mov    -0x4(%rbp),%eax
  jmp    L28
L19:
  addl   $0x1,-0x4(%rbp)
L14:
  mov    -0x4(%rbp),%eax
  cmp    -0x1c(%rbp),%eax
  jl     L18
  mov    $0xffffffff,%eax
L28:
  pop    %rbp
  ret
```

assistant: ```c
int buscaSequencial(int numeros[], int tamanho, int n) {
  int i;
  for (i = 0; i < tamanho; i++)
    if (numeros[i] == n)
      return i;
  return -1;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<buscaSequencial>:
  endbr64
  test   %esi,%esi
  jle    L17
  mov    %esi,%esi
  mov    $0x0,%eax
L24:
  mov    %eax,%ecx
  cmp    %edx,(%rdi,%rax,4)
  je     L21
  add    $0x1,%rax
  cmp    %rsi,%rax
  jne    L24
  mov    $0xffffffff,%ecx
L21:
  mov    %ecx,%eax
  ret
L17:
  mov    $0xffffffff,%ecx
  jmp    L21
```

assistant: ```c
int buscaSequencial(int numeros[], int tamanho, int n) {
  int i;
  for (i = 0; i < tamanho; i++)
    if (numeros[i] == n)
      return i;
  return -1;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<buscaSequencial>:
  endbr64
  test   %esi,%esi
  jle    L34
  movslq %esi,%rsi
  xor    %eax,%eax
  jmp    L8
  nop
L24:
  add    $0x1,%rax
  cmp    %rsi,%rax
  je     L34
L8:
  mov    %eax,%r8d
  cmp    %edx,(%rdi,%rax,4)
  jne    L24
  mov    %r8d,%eax
  ret
  nopl   (%rax)
L34:
  mov    $0xffffffff,%r8d
  mov    %r8d,%eax
  ret
```

assistant: ```c
int buscaSequencial(int numeros[], int tamanho, int n) {
  int i;
  for (i = 0; i < tamanho; i++)
    if (numeros[i] == n)
      return i;
  return -1;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<buscaSequencial>:
  endbr64
  test   %esi,%esi
  jle    L5
  movslq %esi,%rsi
  xor    %eax,%eax
  jmp    L4
  nop
L37:
  add    $0x1,%rax
  cmp    %rsi,%rax
  je     L5
L4:
  mov    %eax,%r8d
  cmp    %edx,(%rdi,%rax,4)
  jne    L37
  mov    %r8d,%eax
  ret
  nopl   (%rax)
L5:
  mov    $0xffffffff,%r8d
  mov    %r8d,%eax
  ret
```

assistant: ```c
int buscaSequencial(int numeros[], int tamanho, int n) {
  int i;
  for (i = 0; i < tamanho; i++)
    if (numeros[i] == n)
      return i;
  return -1;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<decryptViginere>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbp
  mov    %rsi,%r12
  mov    %rsi,%rdi
  call   <strlen@plt>
  mov    %eax,%ebx
  mov    %rbp,%rdi
  call   <strlen@plt>
  mov    %eax,%r13d
  lea    0x1(%rax),%edi
  call   <malloc@plt>
  mov    %rax,%r9
  movslq %r13d,%rax
  movb   $0x0,(%r9,%rax,1)
  test   %r13d,%r13d
  jle    L25
  mov    %r9,%rdi
  mov    %r13d,%r8d
  mov    $0x0,%ecx
  mov    $0x4f,%r11d
  mov    $0x1a,%r10d
  jmp    L147
L12:
  lea    -0x61(%rsi),%edx
  cmp    $0x19,%dl
  ja     L89
  cltd
  idiv   %ebx
  movslq %edx,%rdx
  movzbl (%r12,%rdx,1),%eax
  lea    -0x41(%rax),%edx
  cmp    $0x19,%dl
  jbe    L45
  mov    %sil,(%rdi)
  jmp    L42
L89:
  mov    %sil,(%rdi)
  jmp    L42
L62:
  sub    %al,%sil
  js     L72
  mov    %sil,(%rdi)
L35:
  movzbl (%rdi),%edx
  mov    %edx,%eax
  imul   %r11b
  sar    $0xb,%ax
  mov    %edx,%esi
  sar    $0x7,%sil
  sub    %esi,%eax
  imul   %r10d,%eax
  sub    %eax,%edx
  add    $0x41,%edx
  mov    %dl,(%rdi)
L42:
  add    $0x1,%rcx
  add    $0x1,%rdi
  cmp    %r8,%rcx
  je     L25
L147:
  mov    %ecx,%eax
  movzbl 0x0(%rbp,%rcx,1),%esi
  lea    -0x41(%rsi),%edx
  cmp    $0x19,%dl
  ja     L12
  cltd
  idiv   %ebx
  movslq %edx,%rdx
  movzbl (%r12,%rdx,1),%eax
  lea    -0x41(%rax),%edx
  cmp    $0x19,%dl
  jbe    L62
  mov    %sil,(%rdi)
  jmp    L42
L72:
  add    $0x1a,%esi
  mov    %sil,(%rdi)
  jmp    L35
L45:
  sub    %eax,%esi
  mov    %esi,%eax
  sub    $0x20,%al
  js     L143
  mov    %al,(%rdi)
L148:
  movzbl (%rdi),%edx
  mov    %edx,%eax
  imul   %r11b
  sar    $0xb,%ax
  mov    %edx,%esi
  sar    $0x7,%sil
  sub    %esi,%eax
  imul   %r10d,%eax
  sub    %eax,%edx
  add    $0x61,%edx
  mov    %dl,(%rdi)
  jmp    L42
L143:
  sub    $0x6,%esi
  mov    %sil,(%rdi)
  jmp    L148
L25:
  mov    %r9,%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
char *decryptViginere(char *txt, char *key) {
  int keyLen = strlen(key), txtLen = strlen(txt), cnt = 0;
  char *out = malloc(txtLen + 1 * sizeof(char));
  out[txtLen] = '\0';
  while (cnt < txtLen) {
    switch (((((char)txt[cnt] >= 'A' && (char)txt[cnt] <= 'Z') ? 1 : 0) ? 0 : (((char)txt[cnt] >= 'a' && (char)txt[cnt] <= 'z') ? 1 : 0) ? 1 : 2)) {
    case 0:
      if ((((char)key[cnt % keyLen] >= 'A' && (char)key[cnt % keyLen] <= 'Z') ? 1 : 0)) {
        out[cnt] = (txt[cnt] - 'A' - (key[cnt % keyLen] - 'A'));
        if (out[cnt] < 0)
          out[cnt] = (out[cnt] + 26);
        out[cnt] = (out[cnt] % 26) + 'A';
      } else
        out[cnt] = txt[cnt];
      break;
    case 1:
      if ((((char)key[cnt % keyLen] >= 'A' && (char)key[cnt % keyLen] <= 'Z') ? 1 : 0)) {
        out[cnt] = (txt[cnt] - 'a' - (key[cnt % keyLen] + 32 - 'a'));
        if (out[cnt] < 0)
          out[cnt] = (out[cnt] + 26);
        out[cnt] = (out[cnt] % 26) + 'a';
      } else
        out[cnt] = txt[cnt];
      break;
    default:
      out[cnt] = txt[cnt];
      break;
    }
    cnt++;
  }
  return out;
}
```
user: What is the c source code of the assembly code below:

```asm
<decryptViginere>:
  endbr64
  push   %r13
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  mov    %rdi,%rbp
  mov    %rsi,%rdi
  push   %rbx
  sub    $0x8,%rsp
  call   <strlen@plt>
  mov    %rbp,%rdi
  mov    %eax,%ebx
  call   <strlen@plt>
  lea    0x1(%rax),%edi
  mov    %eax,%r13d
  call   <malloc@plt>
  lea    -0x1(%r13),%edi
  xor    %esi,%esi
  mov    %rax,%r8
  movslq %r13d,%rax
  movb   $0x0,(%r8,%rax,1)
  test   %r13d,%r13d
  jg     L0
  jmp    L63
  nopl   0x0(%rax)
L68:
  cltd
  idiv   %ebx
  movslq %edx,%rdx
  movzbl (%r12,%rdx,1),%eax
  lea    -0x41(%rax),%edx
  cmp    $0x19,%dl
  ja     L54
  sub    %eax,%ecx
  test   %cl,%cl
  lea    0x1a(%rcx),%eax
  cmovs  %eax,%ecx
  add    $0x41,%ecx
L54:
  mov    %cl,(%r8,%rsi,1)
  lea    0x1(%rsi),%rax
  cmp    %rdi,%rsi
  je     L63
L2:
  mov    %rax,%rsi
L0:
  movzbl 0x0(%rbp,%rsi,1),%ecx
  mov    %esi,%eax
  lea    -0x41(%rcx),%edx
  cmp    $0x19,%dl
  jbe    L68
  lea    -0x61(%rcx),%edx
  cmp    $0x19,%dl
  ja     L54
  cltd
  idiv   %ebx
  movslq %edx,%rdx
  movzbl (%r12,%rdx,1),%eax
  lea    -0x41(%rax),%edx
  cmp    $0x19,%dl
  ja     L54
  sub    %eax,%ecx
  lea    -0x6(%rcx),%eax
  sub    $0x20,%cl
  cmovs  %eax,%ecx
  lea    0x1(%rsi),%rax
  add    $0x61,%ecx
  mov    %cl,(%r8,%rsi,1)
  cmp    %rdi,%rsi
  jne    L2
L63:
  add    $0x8,%rsp
  mov    %r8,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
char *decryptViginere(char *txt, char *key) {
  int keyLen = strlen(key), txtLen = strlen(txt), cnt = 0;
  char *out = malloc(txtLen + 1 * sizeof(char));
  out[txtLen] = '\0';
  while (cnt < txtLen) {
    switch (((((char)txt[cnt] >= 'A' && (char)txt[cnt] <= 'Z') ? 1 : 0) ? 0 : (((char)txt[cnt] >= 'a' && (char)txt[cnt] <= 'z') ? 1 : 0) ? 1 : 2)) {
    case 0:
      if ((((char)key[cnt % keyLen] >= 'A' && (char)key[cnt % keyLen] <= 'Z') ? 1 : 0)) {
        out[cnt] = (txt[cnt] - 'A' - (key[cnt % keyLen] - 'A'));
        if (out[cnt] < 0)
          out[cnt] = (out[cnt] + 26);
        out[cnt] = (out[cnt] % 26) + 'A';
      } else
        out[cnt] = txt[cnt];
      break;
    case 1:
      if ((((char)key[cnt % keyLen] >= 'A' && (char)key[cnt % keyLen] <= 'Z') ? 1 : 0)) {
        out[cnt] = (txt[cnt] - 'a' - (key[cnt % keyLen] + 32 - 'a'));
        if (out[cnt] < 0)
          out[cnt] = (out[cnt] + 26);
        out[cnt] = (out[cnt] % 26) + 'a';
      } else
        out[cnt] = txt[cnt];
      break;
    default:
      out[cnt] = txt[cnt];
      break;
    }
    cnt++;
  }
  return out;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<decryptViginere>:
  endbr64
  push   %r13
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  mov    %rdi,%rbp
  mov    %rsi,%rdi
  push   %rbx
  sub    $0x8,%rsp
  call   <strlen@plt>
  mov    %rbp,%rdi
  mov    %eax,%ebx
  call   <strlen@plt>
  lea    0x1(%rax),%edi
  mov    %eax,%r13d
  call   <malloc@plt>
  lea    -0x1(%r13),%edi
  xor    %esi,%esi
  mov    %rax,%r8
  movslq %r13d,%rax
  movb   $0x0,(%r8,%rax,1)
  test   %r13d,%r13d
  jg     L16
  jmp    L4
  nopl   0x0(%rax)
L73:
  cltd
  idiv   %ebx
  movslq %edx,%rdx
  movzbl (%r12,%rdx,1),%eax
  lea    -0x41(%rax),%edx
  cmp    $0x19,%dl
  ja     L67
  sub    %eax,%ecx
  test   %cl,%cl
  lea    0x1a(%rcx),%eax
  cmovs  %eax,%ecx
  add    $0x41,%ecx
L67:
  mov    %cl,(%r8,%rsi,1)
  lea    0x1(%rsi),%rax
  cmp    %rdi,%rsi
  je     L4
L5:
  mov    %rax,%rsi
L16:
  movzbl 0x0(%rbp,%rsi,1),%ecx
  mov    %esi,%eax
  lea    -0x41(%rcx),%edx
  cmp    $0x19,%dl
  jbe    L73
  lea    -0x61(%rcx),%edx
  cmp    $0x19,%dl
  ja     L67
  cltd
  idiv   %ebx
  movslq %edx,%rdx
  movzbl (%r12,%rdx,1),%eax
  lea    -0x41(%rax),%edx
  cmp    $0x19,%dl
  ja     L67
  sub    %eax,%ecx
  lea    -0x6(%rcx),%eax
  sub    $0x20,%cl
  cmovs  %eax,%ecx
  lea    0x1(%rsi),%rax
  add    $0x61,%ecx
  mov    %cl,(%r8,%rsi,1)
  cmp    %rdi,%rsi
  jne    L5
L4:
  add    $0x8,%rsp
  mov    %r8,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
char *decryptViginere(char *txt, char *key) {
  int keyLen = strlen(key), txtLen = strlen(txt), cnt = 0;
  char *out = malloc(txtLen + 1 * sizeof(char));
  out[txtLen] = '\0';
  while (cnt < txtLen) {
    switch (((((char)txt[cnt] >= 'A' && (char)txt[cnt] <= 'Z') ? 1 : 0) ? 0 : (((char)txt[cnt] >= 'a' && (char)txt[cnt] <= 'z') ? 1 : 0) ? 1 : 2)) {
    case 0:
      if ((((char)key[cnt % keyLen] >= 'A' && (char)key[cnt % keyLen] <= 'Z') ? 1 : 0)) {
        out[cnt] = (txt[cnt] - 'A' - (key[cnt % keyLen] - 'A'));
        if (out[cnt] < 0)
          out[cnt] = (out[cnt] + 26);
        out[cnt] = (out[cnt] % 26) + 'A';
      } else
        out[cnt] = txt[cnt];
      break;
    case 1:
      if ((((char)key[cnt % keyLen] >= 'A' && (char)key[cnt % keyLen] <= 'Z') ? 1 : 0)) {
        out[cnt] = (txt[cnt] - 'a' - (key[cnt % keyLen] + 32 - 'a'));
        if (out[cnt] < 0)
          out[cnt] = (out[cnt] + 26);
        out[cnt] = (out[cnt] % 26) + 'a';
      } else
        out[cnt] = txt[cnt];
      break;
    default:
      out[cnt] = txt[cnt];
      break;
    }
    cnt++;
  }
  return out;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<doubles_xyt_transform_xy>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    -0x18(%rbp),%rax
  add    $0x10,%rax
  mov    (%rax),%rax
  movq   %rax,%xmm0
  call   <sin@plt>
  movq   %xmm0,%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x18(%rbp),%rax
  add    $0x10,%rax
  mov    (%rax),%rax
  movq   %rax,%xmm0
  call   <cos@plt>
  movq   %xmm0,%rax
  mov    %rax,-0x8(%rbp)
  mov    -0x20(%rbp),%rax
  movsd  (%rax),%xmm0
  mulsd  -0x8(%rbp),%xmm0
  mov    -0x20(%rbp),%rax
  add    $0x8,%rax
  movsd  (%rax),%xmm1
  movapd %xmm1,%xmm2
  mulsd  -0x10(%rbp),%xmm2
  movapd %xmm0,%xmm1
  subsd  %xmm2,%xmm1
  mov    -0x18(%rbp),%rax
  movsd  (%rax),%xmm0
  addsd  %xmm1,%xmm0
  mov    -0x28(%rbp),%rax
  movsd  %xmm0,(%rax)
  mov    -0x20(%rbp),%rax
  movsd  (%rax),%xmm0
  movapd %xmm0,%xmm1
  mulsd  -0x10(%rbp),%xmm1
  mov    -0x20(%rbp),%rax
  add    $0x8,%rax
  movsd  (%rax),%xmm0
  mulsd  -0x8(%rbp),%xmm0
  addsd  %xmm0,%xmm1
  mov    -0x18(%rbp),%rax
  add    $0x8,%rax
  movsd  (%rax),%xmm0
  mov    -0x28(%rbp),%rax
  add    $0x8,%rax
  addsd  %xmm1,%xmm0
  movsd  %xmm0,(%rax)
  nop
  leave
  ret
```

assistant: ```c
void doubles_xyt_transform_xy(const double xyt[3], const double xy[2], double r[2]) {
  double s = sin(xyt[2]), c = cos(xyt[2]);
  r[0] = c * xy[0] - s * xy[1] + xyt[0];
  r[1] = s * xy[0] + c * xy[1] + xyt[1];
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<doubles_xyt_transform_xy>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x10,%rsp
  mov    %rdi,%rbp
  mov    %rsi,%rbx
  mov    %rdx,%r12
  lea    0x8(%rsp),%rdi
  mov    %rsp,%rsi
  movsd  0x10(%rbp),%xmm0
  call   <sincos@plt>
  movsd  (%rsp),%xmm2
  movsd  0x8(%rsp),%xmm0
  movapd %xmm2,%xmm1
  mulsd  (%rbx),%xmm1
  movapd %xmm0,%xmm3
  mulsd  0x8(%rbx),%xmm3
  subsd  %xmm3,%xmm1
  addsd  0x0(%rbp),%xmm1
  movsd  %xmm1,(%r12)
  mulsd  (%rbx),%xmm0
  mulsd  0x8(%rbx),%xmm2
  addsd  %xmm2,%xmm0
  addsd  0x8(%rbp),%xmm0
  movsd  %xmm0,0x8(%r12)
  add    $0x10,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
void doubles_xyt_transform_xy(const double xyt[3], const double xy[2], double r[2]) {
  double s = sin(xyt[2]), c = cos(xyt[2]);
  r[0] = c * xy[0] - s * xy[1] + xyt[0];
  r[1] = s * xy[0] + c * xy[1] + xyt[1];
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<doubles_xyt_transform_xy>:
  endbr64
  push   %r12
  mov    %rdx,%r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  mov    %rsi,%rbx
  sub    $0x10,%rsp
  movsd  0x10(%rbp),%xmm0
  lea    0x8(%rsp),%rdi
  mov    %rsp,%rsi
  call   <sincos@plt>
  movsd  (%rbx),%xmm1
  movsd  0x8(%rbx),%xmm3
  movsd  (%rsp),%xmm2
  movsd  0x8(%rsp),%xmm0
  mulsd  %xmm2,%xmm1
  mulsd  %xmm0,%xmm3
  subsd  %xmm3,%xmm1
  addsd  0x0(%rbp),%xmm1
  movsd  %xmm1,(%r12)
  mulsd  (%rbx),%xmm0
  mulsd  0x8(%rbx),%xmm2
  addsd  %xmm2,%xmm0
  addsd  0x8(%rbp),%xmm0
  movsd  %xmm0,0x8(%r12)
  add    $0x10,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
void doubles_xyt_transform_xy(const double xyt[3], const double xy[2], double r[2]) {
  double s = sin(xyt[2]), c = cos(xyt[2]);
  r[0] = c * xy[0] - s * xy[1] + xyt[0];
  r[1] = s * xy[0] + c * xy[1] + xyt[1];
}
```