ylfeng/ReF-Decompile-dataset huggingface dataset:
user: Translate the below assembly code into C programming language:

```asm
<listShiftRightAdd>:
  endbr64
  push   %rbx
  lea    -0x1(%rsi),%eax
  mov    %rdi,%rbx
  sub    $0x10,%rsp
  test   %eax,%eax
  jle    L3
  lea    -0x2(%rsi),%edx
  cltq
  movss  %xmm0,0xc(%rsp)
  mov    %rdx,%rdi
  shl    $0x2,%rax
  lea    0x4(,%rdx,4),%rdx
  neg    %rdi
  shl    $0x2,%rdi
  lea    -0x4(%rax,%rdi,1),%rsi
  add    %rax,%rdi
  add    %rbx,%rsi
  add    %rbx,%rdi
  call   <memmove@plt>
  movss  0xc(%rsp),%xmm0
L3:
  movss  %xmm0,(%rbx)
  add    $0x10,%rsp
  pop    %rbx
  ret
```

assistant: ```c
void listShiftRightAdd(float *list, int len, float new) {
  for (int i = len - 1; i > 0; i--) {
    list[i] = list[i - 1];
  }
  list[0] = new;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<get_bits>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %esi,-0x2c(%rbp)
  movl   $0x0,-0x14(%rbp)
  movl   $0x0,-0x18(%rbp)
  jmp    L39
L24:
  mov    -0x14(%rbp),%eax
  lea    (%rax,%rax,1),%ebx
  mov    -0x28(%rbp),%rax
  mov    %rax,%rdi
  call   <next_bit@plt>
  or     %ebx,%eax
  mov    %eax,-0x14(%rbp)
  addl   $0x1,-0x18(%rbp)
L39:
  mov    -0x2c(%rbp),%eax
  cmp    %eax,-0x18(%rbp)
  jb     L24
  mov    -0x2c(%rbp),%eax
  sub    $0x1,%eax
  mov    $0x1,%edx
  mov    %eax,%ecx
  shl    %cl,%edx
  mov    %edx,%eax
  cmp    %eax,-0x14(%rbp)
  jl     L14
  mov    -0x14(%rbp),%eax
  jmp    L30
L14:
  mov    -0x2c(%rbp),%eax
  mov    $0x1,%edx
  mov    %eax,%ecx
  shl    %cl,%edx
  mov    %edx,%eax
  lea    -0x1(%rax),%edx
  mov    -0x14(%rbp),%eax
  sub    %edx,%eax
L30:
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

assistant: ```c
int get_bits(struct DECODER_DATA *dec, int category) {
  unsigned int i;
  int result = 0;
  for (i = 0; i < category; i++)
    result = (result << 1) | next_bit(dec);
  if (result >= (1 << (category - 1)))
    return result;
  else
    return result - ((1 << category) - 1);
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<get_bits>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %esi,%r12d
  test   %esi,%esi
  je     L10
  mov    %rdi,%r13
  mov    $0x0,%eax
  mov    $0x0,%ebp
L0:
  lea    (%rax,%rax,1),%ebx
  mov    %r13,%rdi
  call   <next_bit@plt>
  or     %ebx,%eax
  add    $0x1,%ebp
  cmp    %r12d,%ebp
  jne    L0
L31:
  lea    -0x1(%r12),%ecx
  mov    $0x1,%edx
  shl    %cl,%edx
  cmp    %eax,%edx
  jle    L29
  mov    $0x1,%edx
  mov    %r12d,%ecx
  shl    %cl,%edx
  sub    $0x1,%edx
  sub    %edx,%eax
L29:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L10:
  mov    $0x0,%eax
  jmp    L31
```

assistant: ```c
int get_bits(struct DECODER_DATA *dec, int category) {
  unsigned int i;
  int result = 0;
  for (i = 0; i < category; i++)
    result = (result << 1) | next_bit(dec);
  if (result >= (1 << (category - 1)))
    return result;
  else
    return result - ((1 << category) - 1);
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<get_bits>:
  endbr64
  push   %r13
  push   %r12
  mov    %esi,%r12d
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  test   %esi,%esi
  je     L28
  mov    %rdi,%r13
  xor    %eax,%eax
  xor    %ebp,%ebp
  nopl   0x0(%rax)
L13:
  mov    %r13,%rdi
  lea    (%rax,%rax,1),%ebx
  add    $0x1,%ebp
  call   <next_bit@plt>
  or     %ebx,%eax
  cmp    %r12d,%ebp
  jne    L13
L12:
  mov    $0x1,%edx
  lea    -0x1(%r12),%ecx
  mov    %edx,%esi
  shl    %cl,%esi
  cmp    %eax,%esi
  jle    L36
  mov    %r12d,%ecx
  shl    %cl,%edx
  sub    $0x1,%edx
  sub    %edx,%eax
L36:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax)
L28:
  xor    %eax,%eax
  jmp    L12
```

assistant: ```c
int get_bits(struct DECODER_DATA *dec, int category) {
  unsigned int i;
  int result = 0;
  for (i = 0; i < category; i++)
    result = (result << 1) | next_bit(dec);
  if (result >= (1 << (category - 1)))
    return result;
  else
    return result - ((1 << category) - 1);
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<get_bits>:
  endbr64
  push   %r13
  push   %r12
  mov    %esi,%r12d
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  test   %esi,%esi
  je     L29
  mov    %rdi,%r13
  xor    %eax,%eax
  xor    %ebp,%ebp
  nopl   0x0(%rax)
L8:
  mov    %r13,%rdi
  lea    (%rax,%rax,1),%ebx
  add    $0x1,%ebp
  call   <next_bit@plt>
  or     %ebx,%eax
  cmp    %r12d,%ebp
  jne    L8
L20:
  mov    $0x1,%edx
  lea    -0x1(%r12),%ecx
  mov    %edx,%esi
  shl    %cl,%esi
  cmp    %eax,%esi
  jle    L16
  mov    %r12d,%ecx
  shl    %cl,%edx
  sub    $0x1,%edx
  sub    %edx,%eax
L16:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax)
L29:
  xor    %eax,%eax
  jmp    L20
```

assistant: ```c
int get_bits(struct DECODER_DATA *dec, int category) {
  unsigned int i;
  int result = 0;
  for (i = 0; i < category; i++)
    result = (result << 1) | next_bit(dec);
  if (result >= (1 << (category - 1)))
    return result;
  else
    return result - ((1 << category) - 1);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<utilAllocUnsizeableFileFromDescriptor>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %edi,-0x24(%rbp)
  mov    %rsi,-0x30(%rbp)
  movl   $0x0,-0x1c(%rbp)
  movl   $0x1000,-0x20(%rbp)
  mov    -0x20(%rbp),%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x18(%rbp)
  movq   $0x0,-0x10(%rbp)
  cmpq   $0x0,-0x30(%rbp)
  je     L39
  mov    -0x30(%rbp),%rax
  movq   $0x0,(%rax)
  jmp    L39
L6:
  mov    -0x1c(%rbp),%eax
  cltq
  add    %rax,-0x10(%rbp)
  mov    -0x20(%rbp),%eax
  cltq
  cmp    %rax,-0x10(%rbp)
  jne    L39
  shll   -0x20(%rbp)
  mov    -0x20(%rbp),%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x10(%rbp),%rdx
  mov    -0x18(%rbp),%rcx
  mov    -0x8(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <memcpy@plt>
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    -0x8(%rbp),%rax
  mov    %rax,-0x18(%rbp)
L39:
  mov    -0x20(%rbp),%eax
  mov    -0x10(%rbp),%rdx
  sub    %edx,%eax
  mov    %eax,%edx
  mov    -0x18(%rbp),%rcx
  mov    -0x10(%rbp),%rax
  add    %rax,%rcx
  mov    -0x24(%rbp),%eax
  mov    %rcx,%rsi
  mov    %eax,%edi
  call   <read@plt>
  mov    %eax,-0x1c(%rbp)
  cmpl   $0x0,-0x1c(%rbp)
  jg     L6
  cmpq   $0x0,-0x30(%rbp)
  je     L16
  mov    -0x30(%rbp),%rax
  mov    -0x10(%rbp),%rdx
  mov    %rdx,(%rax)
L16:
  mov    -0x18(%rbp),%rax
  leave
  ret
```

assistant: ```c
void *utilAllocUnsizeableFileFromDescriptor(int fd, size_t *size) {
  int length = 0;
  int full = 4096;
  uint8_t *data = (void *)malloc(full);
  size_t s = 0;
  if (size != NULL)
    *size = 0;
  while ((length = read(fd, data + s, full - s)) > 0) {
    s += length;
    if (s == full) {
      void *t;
      full *= 2;
      t = malloc(full);
      memcpy(t, data, s);
      free(data);
      data = t;
    }
  }
  if (size != NULL)
    *size = s;
  return data;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<utilAllocUnsizeableFileFromDescriptor>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %edi,%r13d
  mov    %rsi,%r14
  mov    $0x1000,%edi
  call   <malloc@plt>
  mov    %rax,%r12
  test   %r14,%r14
  je     L26
  movq   $0x0,(%r14)
L26:
  mov    $0x0,%ebx
  mov    $0x1000,%ebp
L45:
  mov    %ebp,%edx
  sub    %ebx,%edx
  lea    (%r12,%rbx,1),%rsi
  mov    %r13d,%edi
  call   <read@plt>
  test   %eax,%eax
  jle    L41
  cltq
  add    %rax,%rbx
  movslq %ebp,%rax
  cmp    %rbx,%rax
  jne    L45
  add    %ebp,%ebp
  mov    %ebp,%edi
  call   <malloc@plt>
  mov    %rax,%r15
  mov    %rbx,%rdx
  mov    %r12,%rsi
  mov    %rax,%rdi
  call   <memcpy@plt>
  mov    %r12,%rdi
  call   <free@plt>
  mov    %r15,%r12
  jmp    L45
L41:
  test   %r14,%r14
  je     L43
  mov    %rbx,(%r14)
L43:
  mov    %r12,%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
void *utilAllocUnsizeableFileFromDescriptor(int fd, size_t *size) {
  int length = 0;
  int full = 4096;
  uint8_t *data = (void *)malloc(full);
  size_t s = 0;
  if (size != NULL)
    *size = 0;
  while ((length = read(fd, data + s, full - s)) > 0) {
    s += length;
    if (s == full) {
      void *t;
      full *= 2;
      t = malloc(full);
      memcpy(t, data, s);
      free(data);
      data = t;
    }
  }
  if (size != NULL)
    *size = s;
  return data;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<utilAllocUnsizeableFileFromDescriptor>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  mov    %rsi,%r13
  push   %r12
  mov    %edi,%r12d
  mov    $0x1000,%edi
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  call   <malloc@plt>
  mov    %rax,%rbp
  test   %r13,%r13
  je     L32
  movq   $0x0,0x0(%r13)
L32:
  xor    %r14d,%r14d
  mov    $0x1000,%ebx
  nopw   0x0(%rax,%rax,1)
L16:
  mov    %ebx,%edx
  lea    0x0(%rbp,%r14,1),%rsi
  mov    %r12d,%edi
  sub    %r14d,%edx
  call   <read@plt>
  test   %eax,%eax
  jle    L3
  cltq
  add    %rax,%r14
  movslq %ebx,%rax
  cmp    %r14,%rax
  jne    L16
  add    %ebx,%ebx
  mov    %ebx,%edi
  call   <malloc@plt>
  mov    %rbp,%rsi
  mov    %r14,%rdx
  mov    %rax,%rdi
  mov    %rax,%r15
  call   <memcpy@plt>
  mov    %rbp,%rdi
  mov    %r15,%rbp
  call   <free@plt>
  jmp    L16
  nopw   0x0(%rax,%rax,1)
L3:
  test   %r13,%r13
  je     L13
  mov    %r14,0x0(%r13)
L13:
  add    $0x8,%rsp
  mov    %rbp,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
void *utilAllocUnsizeableFileFromDescriptor(int fd, size_t *size) {
  int length = 0;
  int full = 4096;
  uint8_t *data = (void *)malloc(full);
  size_t s = 0;
  if (size != NULL)
    *size = 0;
  while ((length = read(fd, data + s, full - s)) > 0) {
    s += length;
    if (s == full) {
      void *t;
      full *= 2;
      t = malloc(full);
      memcpy(t, data, s);
      free(data);
      data = t;
    }
  }
  if (size != NULL)
    *size = s;
  return data;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<utilAllocUnsizeableFileFromDescriptor>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  mov    %rsi,%r13
  push   %r12
  mov    %edi,%r12d
  mov    $0x1000,%edi
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  call   <malloc@plt>
  mov    %rax,%rbp
  test   %r13,%r13
  je     L13
  movq   $0x0,0x0(%r13)
L13:
  xor    %r14d,%r14d
  mov    $0x1000,%ebx
  nopw   0x0(%rax,%rax,1)
L36:
  mov    %ebx,%edx
  lea    0x0(%rbp,%r14,1),%rsi
  mov    %r12d,%edi
  sub    %r14d,%edx
  call   <read@plt>
  test   %eax,%eax
  jle    L45
  cltq
  add    %rax,%r14
  movslq %ebx,%rax
  cmp    %r14,%rax
  jne    L36
  add    %ebx,%ebx
  mov    %ebx,%edi
  call   <malloc@plt>
  mov    %rbp,%rsi
  mov    %r14,%rdx
  mov    %rax,%rdi
  mov    %rax,%r15
  call   <memcpy@plt>
  mov    %rbp,%rdi
  mov    %r15,%rbp
  call   <free@plt>
  jmp    L36
  nopw   0x0(%rax,%rax,1)
L45:
  test   %r13,%r13
  je     L23
  mov    %r14,0x0(%r13)
L23:
  add    $0x8,%rsp
  mov    %rbp,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
void *utilAllocUnsizeableFileFromDescriptor(int fd, size_t *size) {
  int length = 0;
  int full = 4096;
  uint8_t *data = (void *)malloc(full);
  size_t s = 0;
  if (size != NULL)
    *size = 0;
  while ((length = read(fd, data + s, full - s)) > 0) {
    s += length;
    if (s == full) {
      void *t;
      full *= 2;
      t = malloc(full);
      memcpy(t, data, s);
      free(data);
      data = t;
    }
  }
  if (size != NULL)
    *size = s;
  return data;
}
```
user: What is the c source code of the assembly code below?

```asm
<CANDataRegWrite>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  movq   $0x0,-0x10(%rbp)
  jmp    L21
L0:
  mov    -0x10(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x10(%rbp)
  mov    -0x18(%rbp),%rdx
  add    %rdx,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  mov    %rax,-0x8(%rbp)
  mov    -0x10(%rbp),%rax
  cmp    -0x28(%rbp),%rax
  jae    L3
  mov    -0x10(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x10(%rbp)
  mov    -0x18(%rbp),%rdx
  add    %rdx,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  shl    $0x8,%eax
  cltq
  or     %rax,-0x8(%rbp)
L3:
  mov    -0x20(%rbp),%rax
  lea    0x8(%rax),%rdx
  mov    %rdx,-0x20(%rbp)
  mov    %rax,%rdx
  mov    -0x8(%rbp),%rax
  mov    %rax,%rsi
  mov    %rdx,%rdi
  call   <CANRegWrite@plt>
L21:
  mov    -0x10(%rbp),%rax
  cmp    -0x28(%rbp),%rax
  jb     L0
  nop
  nop
  leave
  ret
```

assistant: ```c
void CANDataRegWrite(unsigned char *pucData, unsigned long *pulRegister, unsigned long ulSize) {
  unsigned long ulIdx, ulValue;
  for (ulIdx = 0; ulIdx < ulSize;) {
    ulValue = pucData[ulIdx++];
    if (ulIdx < ulSize) {
      ulValue |= (pucData[ulIdx++] << 8);
    }
    CANRegWrite((unsigned long)(pulRegister++), ulValue);
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<CANDataRegWrite>:
  endbr64
  test   %rdx,%rdx
  je     L15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%r12
  mov    %rdx,%r13
  mov    %rsi,%rbp
  mov    %rdx,%r14
  and    $0xfffffffffffffffe,%r14
  mov    $0x0,%ebx
  jmp    L14
L24:
  add    $0x2,%rbx
  movzbl -0x1(%r12,%rbx,1),%esi
  shl    $0x8,%esi
  movslq %esi,%rsi
  or     %rax,%rsi
  mov    %rbp,%rdi
  call   <CANRegWrite@plt>
  add    $0x8,%rbp
  cmp    %rbx,%r13
  jbe    L29
L14:
  movzbl (%r12,%rbx,1),%eax
  cmp    %rbx,%r14
  jne    L24
  mov    %rax,%rsi
  mov    %rbp,%rdi
  call   <CANRegWrite@plt>
L29:
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L15:
  ret
```

assistant: ```c
void CANDataRegWrite(unsigned char *pucData, unsigned long *pulRegister, unsigned long ulSize) {
  unsigned long ulIdx, ulValue;
  for (ulIdx = 0; ulIdx < ulSize;) {
    ulValue = pucData[ulIdx++];
    if (ulIdx < ulSize) {
      ulValue |= (pucData[ulIdx++] << 8);
    }
    CANRegWrite((unsigned long)(pulRegister++), ulValue);
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<CANDataRegWrite>:
  endbr64
  test   %rdx,%rdx
  je     L4
  push   %r13
  mov    %rdi,%r13
  push   %r12
  mov    %rdx,%r12
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  xor    %ebx,%ebx
  sub    $0x8,%rsp
  xchg   %ax,%ax
L9:
  lea    0x1(%rbx),%rax
  movzbl 0x0(%r13,%rbx,1),%r8d
  cmp    %rax,%r12
  ja     L16
  add    $0x8,%rsp
  mov    %rbp,%rdi
  mov    %r8,%rsi
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  jmp    1050 <CANRegWrite@plt>
  nopl   0x0(%rax)
L16:
  movzbl 0x0(%r13,%rax,1),%esi
  mov    %rbp,%rdi
  add    $0x2,%rbx
  add    $0x8,%rbp
  shl    $0x8,%esi
  movslq %esi,%rsi
  or     %r8,%rsi
  call   <CANRegWrite@plt>
  cmp    %rbx,%r12
  ja     L9
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopw   0x0(%rax,%rax,1)
L4:
  ret
```

assistant: ```c
void CANDataRegWrite(unsigned char *pucData, unsigned long *pulRegister, unsigned long ulSize) {
  unsigned long ulIdx, ulValue;
  for (ulIdx = 0; ulIdx < ulSize;) {
    ulValue = pucData[ulIdx++];
    if (ulIdx < ulSize) {
      ulValue |= (pucData[ulIdx++] << 8);
    }
    CANRegWrite((unsigned long)(pulRegister++), ulValue);
  }
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<CANDataRegWrite>:
  endbr64
  test   %rdx,%rdx
  je     L20
  push   %r13
  mov    %rdx,%r13
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  xor    %ebx,%ebx
  sub    $0x8,%rsp
  xchg   %ax,%ax
L6:
  lea    0x1(%rbx),%rax
  movzbl (%r12,%rbx,1),%r8d
  cmp    %rax,%r13
  jbe    L7
  movzbl (%r12,%rax,1),%esi
  mov    %rbp,%rdi
  add    $0x2,%rbx
  add    $0x8,%rbp
  shl    $0x8,%esi
  movslq %esi,%rsi
  or     %r8,%rsi
  call   <CANRegWrite@plt>
  cmp    %rbx,%r13
  ja     L6
  pop    %rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax)
L7:
  add    $0x8,%rsp
  mov    %rbp,%rdi
  mov    %r8,%rsi
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  jmp    1050 <CANRegWrite@plt>
L20:
  ret
```

assistant: ```c
void CANDataRegWrite(unsigned char *pucData, unsigned long *pulRegister, unsigned long ulSize) {
  unsigned long ulIdx, ulValue;
  for (ulIdx = 0; ulIdx < ulSize;) {
    ulValue = pucData[ulIdx++];
    if (ulIdx < ulSize) {
      ulValue |= (pucData[ulIdx++] << 8);
    }
    CANRegWrite((unsigned long)(pulRegister++), ulValue);
  }
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<isatty>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x4(%rbp)
  cmpl   $0x0,-0x4(%rbp)
  js     L4
  cmpl   $0x2,-0x4(%rbp)
  jg     L4
  mov    $0x1,%eax
  jmp    L20
L4:
  mov    D13(%rip),%rax
  mov    (%rax),%edx
  mov    D0(%rip),%rax
  mov    %edx,(%rax)
  mov    $0x0,%eax
L20:
  pop    %rbp
  ret
```

assistant: ```c
int isatty(int fd) {
  if (fd >= 0 && fd <= 2)
    return 1;
  errno = EBADF;
  return 0;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<isatty>:
  endbr64
  mov    $0x1,%eax
  cmp    $0x2,%edi
  jbe    L6
  mov    D4(%rip),%rax
  mov    (%rax),%edx
  mov    D8(%rip),%rax
  mov    %edx,(%rax)
  mov    $0x0,%eax
L6:
  ret
```

assistant: ```c
int isatty(int fd) {
  if (fd >= 0 && fd <= 2)
    return 1;
  errno = EBADF;
  return 0;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<isatty>:
  endbr64
  mov    $0x1,%eax
  cmp    $0x2,%edi
  jbe    L6
  mov    D18(%rip),%rax
  mov    (%rax),%edx
  mov    D2(%rip),%rax
  mov    %edx,(%rax)
  xor    %eax,%eax
L6:
  ret
```

assistant: ```c
int isatty(int fd) {
  if (fd >= 0 && fd <= 2)
    return 1;
  errno = EBADF;
  return 0;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<isatty>:
  endbr64
  mov    $0x1,%eax
  cmp    $0x2,%edi
  jbe    L2
  mov    D0(%rip),%rax
  mov    (%rax),%edx
  mov    D4(%rip),%rax
  mov    %edx,(%rax)
  xor    %eax,%eax
L2:
  ret
```

assistant: ```c
int isatty(int fd) {
  if (fd >= 0 && fd <= 2)
    return 1;
  errno = EBADF;
  return 0;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<bbm_com_i2c_deinit>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  mov    $0x5f04,%esi
  mov    %rax,%rdi
  call   <tuner_ctrl_deselect@plt>
  mov    %eax,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  leave
  ret
```

assistant: ```c
int bbm_com_i2c_deinit(void *handle) {
  int res;
  res = tuner_ctrl_deselect(handle, 0x5f04);
  return res;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<bbm_com_i2c_deinit>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x5f04,%esi
  call   <tuner_ctrl_deselect@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
int bbm_com_i2c_deinit(void *handle) {
  int res;
  res = tuner_ctrl_deselect(handle, 0x5f04);
  return res;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<bbm_com_i2c_deinit>:
  endbr64
  mov    $0x5f04,%esi
  jmp    1050 <tuner_ctrl_deselect@plt>
```

assistant: ```c
int bbm_com_i2c_deinit(void *handle) {
  int res;
  res = tuner_ctrl_deselect(handle, 0x5f04);
  return res;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<bbm_com_i2c_deinit>:
  endbr64
  mov    $0x5f04,%esi
  jmp    1050 <tuner_ctrl_deselect@plt>
```

assistant: ```c
int bbm_com_i2c_deinit(void *handle) {
  int res;
  res = tuner_ctrl_deselect(handle, 0x5f04);
  return res;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<space>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %edi,-0x4(%rbp)
  jmp    L9
L8:
  mov    $0x20,%edi
  call   <putchar@plt>
L9:
  mov    -0x4(%rbp),%eax
  lea    -0x1(%rax),%edx
  mov    %edx,-0x4(%rbp)
  test   %eax,%eax
  jne    L8
  nop
  nop
  leave
  ret
```

assistant: ```c
void space(int s) {
  while (s--)
    putchar(' ');
}
```
user: What is the c source code of the assembly code below?

```asm
<space>:
  endbr64
  push   %rbx
  mov    %edi,%ebx
  test   %edi,%edi
  je     L18
L3:
  mov    $0x20,%edi
  call   <putchar@plt>
  sub    $0x1,%ebx
  jne    L3
L18:
  pop    %rbx
  ret
```

assistant: ```c
void space(int s) {
  while (s--)
    putchar(' ');
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<space>:
  endbr64
  test   %edi,%edi
  je     L1
  push   %rbx
  mov    %edi,%ebx
  nopl   0x0(%rax,%rax,1)
L8:
  mov    $0x20,%edi
  call   <putchar@plt>
  sub    $0x1,%ebx
  jne    L8
  pop    %rbx
  ret
  nopl   0x0(%rax)
L1:
  ret
```

assistant: ```c
void space(int s) {
  while (s--)
    putchar(' ');
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<space>:
  endbr64
  test   %edi,%edi
  je     L10
  push   %rbx
  mov    %edi,%ebx
  nopl   0x0(%rax,%rax,1)
L13:
  mov    $0x20,%edi
  call   <putchar@plt>
  sub    $0x1,%ebx
  jne    L13
  pop    %rbx
  ret
  nopl   0x0(%rax)
L10:
  ret
```

assistant: ```c
void space(int s) {
  while (s--)
    putchar(' ');
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<svd_pseudoinverse>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %rdi,%r14
  mov    %rsi,%r12
  mov    %edx,%r15d
  mov    %edx,0x1c(%rsp)
  mov    %ecx,%ebx
  mov    %ecx,0x18(%rsp)
  call   <svd@plt>
  mov    %eax,%r13d
  test   %ebx,%ebx
  jle    L49
  mov    %r15d,%edi
  add    %r15d,%ebx
  mov    %ebx,%r8d
  lea    -0x1(%rax),%eax
  lea    0x8(,%rax,8),%rsi
  jmp    L5
L10:
  movslq %edi,%rax
  lea    (%r14,%rax,8),%rcx
  mov    $0x0,%eax
L48:
  mov    %rax,%rdx
  add    (%rcx),%rdx
  movsd  (%rdx),%xmm0
  divsd  (%r12,%rax,1),%xmm0
  movsd  %xmm0,(%rdx)
  add    $0x8,%rax
  cmp    %rsi,%rax
  jne    L48
L50:
  add    $0x1,%edi
  cmp    %r8d,%edi
  je     L49
L5:
  test   %r13d,%r13d
  jg     L10
  jmp    L50
L49:
  mov    0x1c(%rsp),%edi
  test   %edi,%edi
  jle    L123
  mov    0x18(%rsp),%ecx
  lea    0x0(,%rcx,8),%eax
  mov    %eax,0xc(%rsp)
  mov    %r14,%rbx
  lea    -0x1(%rdi),%eax
  lea    0x8(%r14,%rax,8),%rax
  mov    %rax,0x10(%rsp)
  lea    -0x1(%r13),%eax
  lea    0x8(,%rax,8),%rbp
  add    %edi,%ecx
  mov    %ecx,%r15d
  jmp    L141
L2:
  movslq %r8d,%rax
  lea    (%r14,%rax,8),%rdi
  mov    $0x0,%eax
L118:
  mov    (%rbx),%rsi
  mov    (%rdi),%rcx
  movsd  (%rsi,%rax,1),%xmm0
  mulsd  (%rcx,%rax,1),%xmm0
  addsd  (%rdx),%xmm0
  movsd  %xmm0,(%rdx)
  add    $0x8,%rax
  cmp    %rax,%rbp
  jne    L118
L25:
  add    $0x8,%rdx
  add    $0x1,%r8d
  cmp    %r15d,%r8d
  je     L36
L70:
  test   %r13d,%r13d
  jg     L2
  jmp    L25
L36:
  mov    0xc(%rsp),%edx
  mov    %r12,%rsi
  mov    (%rbx),%rdi
  call   <memcpy@plt>
  add    $0x8,%rbx
  cmp    0x10(%rsp),%rbx
  je     L123
L141:
  mov    0xc(%rsp),%edx
  mov    $0x0,%esi
  mov    %r12,%rdi
  call   <memset@plt>
  cmpl   $0x0,0x18(%rsp)
  jle    L36
  mov    %r12,%rdx
  mov    0x1c(%rsp),%r8d
  jmp    L70
L123:
  mov    %r13d,%eax
  add    $0x28,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
int svd_pseudoinverse(double **_w, double *_s, int _nrows, int _ncols) {
  int rank;
  int i;
  int j;
  int k;
  rank = svd(_w, _s, _nrows, _ncols);
  for (j = 0; j < _ncols; j++)
    for (i = 0; i < rank; i++)
      _w[_nrows + j][i] /= _s[i];
  for (i = 0; i < _nrows; i++) {
    memset(_s, 0, _ncols * sizeof(*_s));
    for (j = 0; j < _ncols; j++)
      for (k = 0; k < rank; k++)
        _s[j] += _w[i][k] * _w[_nrows + j][k];
    memcpy(_w[i], _s, _ncols * sizeof(*_s));
  }
  return rank;
}
```