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

```asm
<memmove>:
  endbr64
  mov    %rdi,%r8
  mov    %rdx,%rax
  cmp    %rsi,%rdi
  jb     L25
  test   %rdx,%rdx
  je     L4
  nopl   0x0(%rax)
L148:
  sub    $0x1,%rax
  movzbl (%rsi,%rax,1),%edx
  mov    %dl,(%r8,%rax,1)
  jne    L148
L4:
  mov    %r8,%rax
  ret
  nopw   0x0(%rax,%rax,1)
L25:
  test   %rdx,%rdx
  je     L4
  lea    0x1(%rsi),%rdi
  mov    %r8,%rcx
  lea    -0x1(%rdx),%rdx
  sub    %rdi,%rcx
  cmp    $0xe,%rcx
  jbe    L31
  cmp    $0x6,%rdx
  jbe    L31
  mov    %rax,%rcx
  cmp    $0xe,%rdx
  jbe    L167
  and    $0xfffffffffffffff0,%rcx
  xor    %edx,%edx
  nopw   0x0(%rax,%rax,1)
L71:
  movdqu (%rsi,%rdx,1),%xmm0
  movups %xmm0,(%r8,%rdx,1)
  add    $0x10,%rdx
  cmp    %rdx,%rcx
  jne    L71
  mov    %rax,%rdx
  and    $0xfffffffffffffff0,%rdx
  test   $0xf,%al
  je     L4
  mov    %rax,%rcx
  sub    %rdx,%rcx
  lea    -0x1(%rcx),%rdi
  cmp    $0x6,%rdi
  jbe    L78
L109:
  mov    (%rsi,%rdx,1),%rdi
  mov    %rdi,(%r8,%rdx,1)
  mov    %rcx,%rdi
  and    $0xfffffffffffffff8,%rdi
  add    %rdi,%rdx
  cmp    %rdi,%rcx
  je     L4
L78:
  movzbl (%rsi,%rdx,1),%ecx
  mov    %cl,(%r8,%rdx,1)
  lea    0x1(%rdx),%rcx
  cmp    %rcx,%rax
  jbe    L4
  movzbl 0x1(%rsi,%rdx,1),%ecx
  mov    %cl,0x1(%r8,%rdx,1)
  lea    0x2(%rdx),%rcx
  cmp    %rcx,%rax
  jbe    L4
  movzbl 0x2(%rsi,%rdx,1),%ecx
  mov    %cl,0x2(%r8,%rdx,1)
  lea    0x3(%rdx),%rcx
  cmp    %rcx,%rax
  jbe    L4
  movzbl 0x3(%rsi,%rdx,1),%ecx
  mov    %cl,0x3(%r8,%rdx,1)
  lea    0x4(%rdx),%rcx
  cmp    %rcx,%rax
  jbe    L4
  movzbl 0x4(%rsi,%rdx,1),%ecx
  mov    %cl,0x4(%r8,%rdx,1)
  lea    0x5(%rdx),%rcx
  cmp    %rcx,%rax
  jbe    L4
  movzbl 0x5(%rsi,%rdx,1),%ecx
  mov    %cl,0x5(%r8,%rdx,1)
  lea    0x6(%rdx),%rcx
  cmp    %rcx,%rax
  jbe    L4
  movzbl 0x6(%rsi,%rdx,1),%eax
  mov    %al,0x6(%r8,%rdx,1)
  mov    %r8,%rax
  ret
  nop
L31:
  xor    %edx,%edx
  nopw   0x0(%rax,%rax,1)
L57:
  movzbl (%rsi,%rdx,1),%ecx
  mov    %cl,(%r8,%rdx,1)
  add    $0x1,%rdx
  cmp    %rdx,%rax
  jne    L57
  jmp    L4
L167:
  xor    %edx,%edx
  jmp    L109
```

assistant: ```c
void *memmove(void *destination, const void *source, size_t size) {
  unsigned char *dst = (unsigned char *)destination;
  const unsigned char *src = (const unsigned char *)source;
  if (dst < src)
    for (size_t i = 0; i < size; ++i)
      dst[i] = src[i];
  else
    for (size_t i = size; i != 0; --i)
      dst[i - 1] = src[i - 1];
  return destination;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<normalize_output>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  movsd  %xmm0,-0x28(%rbp)
  movsd  D12(%rip),%xmm0
  movsd  %xmm0,-0x20(%rbp)
  movsd  D3(%rip),%xmm0
  movsd  %xmm0,-0x18(%rbp)
  pxor   %xmm0,%xmm0
  movsd  %xmm0,-0x10(%rbp)
  movsd  D3(%rip),%xmm0
  movsd  %xmm0,-0x8(%rbp)
  movsd  -0x28(%rbp),%xmm0
  movapd %xmm0,%xmm1
  subsd  -0x20(%rbp),%xmm1
  movsd  -0x8(%rbp),%xmm0
  subsd  -0x10(%rbp),%xmm0
  mulsd  %xmm1,%xmm0
  movsd  -0x18(%rbp),%xmm1
  subsd  -0x20(%rbp),%xmm1
  divsd  %xmm1,%xmm0
  movq   %xmm0,%rax
  movq   %rax,%xmm0
  pop    %rbp
  ret
```

tool_calls: name: read_data
arguments: label: D12
type: f32[2]
name: read_data
arguments: label: D3
type: f64

tool: {"D12": [0.0,-1.875]}

tool: D3: 1

assistant: ```c
double normalize_output(double x) {
  double raw_lbound = -1.0;
  double raw_ubound = 1.0;
  double norm_lbound = 0.0;
  double norm_ubound = 1.0;
  return (((x - raw_lbound) * (norm_ubound - norm_lbound)) / (raw_ubound - raw_lbound));
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<normalize_output>:
  endbr64
  addsd  D14(%rip),%xmm0
  mulsd  D11(%rip),%xmm0
  ret
```

tool_calls: name: unpack_data
arguments: data_label: D14
type_guessed: f64
name: unpack_data
arguments: data_label: D11
type_guessed: f32[2]

tool: D14: 1

tool: {"D11": [0.0,1.75]}

assistant: ```c
double normalize_output(double x) {
  double raw_lbound = -1.0;
  double raw_ubound = 1.0;
  double norm_lbound = 0.0;
  double norm_ubound = 1.0;
  return (((x - raw_lbound) * (norm_ubound - norm_lbound)) / (raw_ubound - raw_lbound));
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<normalize_output>:
  endbr64
  addsd  D18(%rip),%xmm0
  mulsd  D9(%rip),%xmm0
  ret
```

tool_calls: name: unpack_data
arguments: tag: D18
data_type: f64
name: unpack_data
arguments: tag: D9
data_type: f32[2]

tool: D18: 1

tool: {"D9": [0.0,1.75]}

assistant: ```c
double normalize_output(double x) {
  double raw_lbound = -1.0;
  double raw_ubound = 1.0;
  double norm_lbound = 0.0;
  double norm_ubound = 1.0;
  return (((x - raw_lbound) * (norm_ubound - norm_lbound)) / (raw_ubound - raw_lbound));
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<normalize_output>:
  endbr64
  addsd  D14(%rip),%xmm0
  mulsd  D7(%rip),%xmm0
  ret
```

tool_calls: name: read_data
arguments: label: D14
type_guessed: f64
name: read_data
arguments: label: D7
type_guessed: f32[2]

tool: D14: 1

tool: {"D7": [0.0,1.75]}

assistant: ```c
double normalize_output(double x) {
  double raw_lbound = -1.0;
  double raw_ubound = 1.0;
  double norm_lbound = 0.0;
  double norm_ubound = 1.0;
  return (((x - raw_lbound) * (norm_ubound - norm_lbound)) / (raw_ubound - raw_lbound));
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<ft_strcat>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <ft_strlen@plt>
  movslq %eax,%rdx
  mov    -0x8(%rbp),%rax
  add    %rax,%rdx
  mov    -0x10(%rbp),%rax
  mov    %rax,%rsi
  mov    %rdx,%rdi
  call   <ft_strcpy@plt>
  mov    -0x8(%rbp),%rax
  leave
  ret
```

assistant: ```c
char *ft_strcat(char *s1, const char *s2) {
  ft_strcpy(s1 + ft_strlen(s1), s2);
  return (s1);
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<ft_strcat>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbx
  mov    %rsi,%rbp
  call   <ft_strlen@plt>
  movslq %eax,%rdi
  add    %rbx,%rdi
  mov    %rbp,%rsi
  call   <ft_strcpy@plt>
  mov    %rbx,%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
char *ft_strcat(char *s1, const char *s2) {
  ft_strcpy(s1 + ft_strlen(s1), s2);
  return (s1);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<ft_strcat>:
  endbr64
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  mov    %rsi,%rbp
  sub    $0x8,%rsp
  call   <ft_strlen@plt>
  mov    %rbp,%rsi
  movslq %eax,%rdi
  add    %r12,%rdi
  call   <ft_strcpy@plt>
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
char *ft_strcat(char *s1, const char *s2) {
  ft_strcpy(s1 + ft_strlen(s1), s2);
  return (s1);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<ft_strcat>:
  endbr64
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  mov    %rsi,%rbp
  sub    $0x8,%rsp
  call   <ft_strlen@plt>
  mov    %rbp,%rsi
  movslq %eax,%rdi
  add    %r12,%rdi
  call   <ft_strcpy@plt>
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
char *ft_strcat(char *s1, const char *s2) {
  ft_strcpy(s1 + ft_strlen(s1), s2);
  return (s1);
}
```
user: What is the c source code of the assembly code below:

```asm
<trap_handler>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %edi,-0x4(%rbp)
  mov    D7(%rip),%rax
  mov    (%rax),%eax
  cmp    %eax,-0x4(%rbp)
  sete   %al
  movzbl %al,%eax
  mov    %eax,%edi
  call   <assert@plt>
  mov    $0x0,%edi
  call   <_exit@plt>
  nop
  leave
  ret
```

assistant: ```c
void trap_handler(int sig) {
  assert(sig == SIGFPE);
  _exit(0);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<trap_handler>:
  endbr64
  sub    $0x8,%rsp
  mov    D1(%rip),%rax
  cmp    %edi,(%rax)
  sete   %dil
  movzbl %dil,%edi
  call   <assert@plt>
  mov    $0x0,%edi
  call   <_exit@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
void trap_handler(int sig) {
  assert(sig == SIGFPE);
  _exit(0);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<trap_handler>:
  endbr64
  sub    $0x8,%rsp
  mov    D3(%rip),%rax
  cmp    %edi,(%rax)
  sete   %dil
  movzbl %dil,%edi
  call   <assert@plt>
  xor    %edi,%edi
  add    $0x8,%rsp
  jmp    1060 <_exit@plt>
```

assistant: ```c
void trap_handler(int sig) {
  assert(sig == SIGFPE);
  _exit(0);
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<trap_handler>:
  endbr64
  sub    $0x8,%rsp
  mov    D7(%rip),%rax
  cmp    %edi,(%rax)
  sete   %dil
  movzbl %dil,%edi
  call   <assert@plt>
  xor    %edi,%edi
  add    $0x8,%rsp
  jmp    1060 <_exit@plt>
```

assistant: ```c
void trap_handler(int sig) {
  assert(sig == SIGFPE);
  _exit(0);
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<testDeleteLsmdb>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rsi
  lea    D17(%rip),%rax
  mov    %rax,%rdi
  call   <testMallocPrintf@plt>
  mov    %rax,-0x10(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rsi
  lea    D9(%rip),%rax
  mov    %rax,%rdi
  call   <testMallocPrintf@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <unlink@plt>
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <unlink@plt>
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <unlink@plt>
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <testFree@plt>
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <testFree@plt>
  nop
  leave
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D17
type_guessed: string
name: extract_symbolic_data
arguments: data_tag: D9
type_guessed: string

tool: D17: %s-log

tool: D9: %s-shm

assistant: ```c
void testDeleteLsmdb(const char *zFile) {
  char *zLog = testMallocPrintf("%s-log", zFile);
  char *zShm = testMallocPrintf("%s-shm", zFile);
  unlink(zFile);
  unlink(zLog);
  unlink(zShm);
  testFree(zLog);
  testFree(zShm);
}
```
user: What is the c source code of the assembly code below?

```asm
<testDeleteLsmdb>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  mov    %rdi,%rsi
  lea    D0(%rip),%rdi
  call   <testMallocPrintf@plt>
  mov    %rax,%r12
  mov    %rbx,%rsi
  lea    D2(%rip),%rdi
  call   <testMallocPrintf@plt>
  mov    %rax,%rbp
  mov    %rbx,%rdi
  call   <unlink@plt>
  mov    %r12,%rdi
  call   <unlink@plt>
  mov    %rbp,%rdi
  call   <unlink@plt>
  mov    %r12,%rdi
  call   <testFree@plt>
  mov    %rbp,%rdi
  call   <testFree@plt>
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D0
type_guessed: string
name: extract_symbolic_data
arguments: data_label: D2
type_guessed: string

tool: D0: %s-log

tool: D2: %s-shm

assistant: ```c
void testDeleteLsmdb(const char *zFile) {
  char *zLog = testMallocPrintf("%s-log", zFile);
  char *zShm = testMallocPrintf("%s-shm", zFile);
  unlink(zFile);
  unlink(zLog);
  unlink(zShm);
  testFree(zLog);
  testFree(zShm);
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<testDeleteLsmdb>:
  endbr64
  push   %r13
  mov    %rdi,%rsi
  push   %r12
  push   %rbp
  mov    %rdi,%rbp
  lea    D18(%rip),%rdi
  call   <testMallocPrintf@plt>
  mov    %rbp,%rsi
  lea    D1(%rip),%rdi
  mov    %rax,%r13
  call   <testMallocPrintf@plt>
  mov    %rbp,%rdi
  mov    %rax,%r12
  call   <unlink@plt>
  mov    %r13,%rdi
  call   <unlink@plt>
  mov    %r12,%rdi
  call   <unlink@plt>
  mov    %r13,%rdi
  call   <testFree@plt>
  pop    %rbp
  mov    %r12,%rdi
  pop    %r12
  pop    %r13
  jmp    1090 <testFree@plt>
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D18
datatype: string
name: extract_symbolic_data
arguments: data_tag: D1
datatype: string

tool: D18: %s-log

tool: D1: %s-shm

assistant: ```c
void testDeleteLsmdb(const char *zFile) {
  char *zLog = testMallocPrintf("%s-log", zFile);
  char *zShm = testMallocPrintf("%s-shm", zFile);
  unlink(zFile);
  unlink(zLog);
  unlink(zShm);
  testFree(zLog);
  testFree(zShm);
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<testDeleteLsmdb>:
  endbr64
  push   %r13
  mov    %rdi,%rsi
  push   %r12
  push   %rbp
  mov    %rdi,%rbp
  lea    D16(%rip),%rdi
  call   <testMallocPrintf@plt>
  mov    %rbp,%rsi
  lea    D4(%rip),%rdi
  mov    %rax,%r13
  call   <testMallocPrintf@plt>
  mov    %rbp,%rdi
  mov    %rax,%r12
  call   <unlink@plt>
  mov    %r13,%rdi
  call   <unlink@plt>
  mov    %r12,%rdi
  call   <unlink@plt>
  mov    %r13,%rdi
  call   <testFree@plt>
  pop    %rbp
  mov    %r12,%rdi
  pop    %r12
  pop    %r13
  jmp    1090 <testFree@plt>
```

tool_calls: name: extract_symbolic_data
arguments: tag: D16
data_type: string
name: extract_symbolic_data
arguments: tag: D4
data_type: string

tool: D16: %s-log

tool: D4: %s-shm

assistant: ```c
void testDeleteLsmdb(const char *zFile) {
  char *zLog = testMallocPrintf("%s-log", zFile);
  char *zShm = testMallocPrintf("%s-shm", zFile);
  unlink(zFile);
  unlink(zLog);
  unlink(zShm);
  testFree(zLog);
  testFree(zShm);
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<lpow>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  cmpq   $0x0,-0x18(%rbp)
  jne    L12
  mov    $0x0,%eax
  jmp    L14
L12:
  movq   $0x1,-0x8(%rbp)
  movl   $0x1,-0xc(%rbp)
  jmp    L18
L33:
  mov    -0x8(%rbp),%rax
  imul   -0x18(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  addl   $0x1,-0xc(%rbp)
L18:
  mov    -0xc(%rbp),%eax
  cltq
  cmp    %rax,-0x20(%rbp)
  jge    L33
  mov    -0x8(%rbp),%rax
L14:
  pop    %rbp
  ret
```

assistant: ```c
long lpow(long num, long power) {
  if (num == 0L) {
    return 0L;
  }
  long result = 1L;
  for (int pw = 1; pw <= power; ++pw) {
    result *= num;
  }
  return result;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<lpow>:
  endbr64
  mov    %rdi,%rdx
  test   %rdi,%rdi
  je     L14
  test   %rsi,%rsi
  jle    L27
  add    $0x1,%esi
  mov    $0x1,%eax
  mov    $0x1,%edx
L39:
  imul   %rdi,%rdx
  add    $0x1,%eax
  cmp    %esi,%eax
  jne    L39
L14:
  mov    %rdx,%rax
  ret
L27:
  mov    $0x1,%edx
  jmp    L14
```

assistant: ```c
long lpow(long num, long power) {
  if (num == 0L) {
    return 0L;
  }
  long result = 1L;
  for (int pw = 1; pw <= power; ++pw) {
    result *= num;
  }
  return result;
}
```
user: What is the c source code of the assembly code below?

```asm
<lpow>:
  endbr64
  xor    %r8d,%r8d
  test   %rdi,%rdi
  je     L4
  test   %rsi,%rsi
  jle    L13
  add    $0x1,%esi
  mov    $0x1,%eax
  mov    $0x1,%r8d
  nop
L30:
  add    $0x1,%eax
  imul   %rdi,%r8
  cmp    %esi,%eax
  jne    L30
L4:
  mov    %r8,%rax
  ret
  nop
L13:
  mov    $0x1,%r8d
  jmp    L4
```

assistant: ```c
long lpow(long num, long power) {
  if (num == 0L) {
    return 0L;
  }
  long result = 1L;
  for (int pw = 1; pw <= power; ++pw) {
    result *= num;
  }
  return result;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<lpow>:
  endbr64
  xor    %r8d,%r8d
  test   %rdi,%rdi
  je     L4
  test   %rsi,%rsi
  jle    L36
  add    $0x1,%esi
  mov    $0x1,%eax
  mov    $0x1,%r8d
  nop
L19:
  add    $0x1,%eax
  imul   %rdi,%r8
  cmp    %esi,%eax
  jne    L19
L4:
  mov    %r8,%rax
  ret
  nop
L36:
  mov    $0x1,%r8d
  jmp    L4
```

assistant: ```c
long lpow(long num, long power) {
  if (num == 0L) {
    return 0L;
  }
  long result = 1L;
  for (int pw = 1; pw <= power; ++pw) {
    result *= num;
  }
  return result;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<cube_colour>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x4(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %rdx,-0x18(%rbp)
  mov    %rcx,-0x20(%rbp)
  mov    %r8d,-0x8(%rbp)
  cmpl   $0x3f,-0x4(%rbp)
  jg     L0
  mov    -0x18(%rbp),%rax
  mov    -0x4(%rbp),%edx
  mov    %edx,(%rax)
  mov    -0x18(%rbp),%rax
  mov    (%rax),%eax
  mov    $0x3f,%edx
  sub    %eax,%edx
  mov    -0x10(%rbp),%rax
  mov    %edx,(%rax)
  mov    -0x20(%rbp),%rax
  movl   $0x0,(%rax)
  jmp    L14
L0:
  cmpl   $0x7e,-0x4(%rbp)
  jg     L17
  mov    -0x4(%rbp),%eax
  lea    -0x3f(%rax),%edx
  mov    -0x20(%rbp),%rax
  mov    %edx,(%rax)
  mov    -0x20(%rbp),%rax
  mov    (%rax),%eax
  mov    $0x3f,%edx
  sub    %eax,%edx
  mov    -0x18(%rbp),%rax
  mov    %edx,(%rax)
  mov    -0x10(%rbp),%rax
  movl   $0x0,(%rax)
  jmp    L14
L17:
  cmpl   $0xbd,-0x4(%rbp)
  jg     L56
  mov    -0x4(%rbp),%eax
  lea    -0x7f(%rax),%edx
  mov    -0x10(%rbp),%rax
  mov    %edx,(%rax)
  mov    -0x10(%rbp),%rax
  mov    (%rax),%eax
  mov    $0x3f,%edx
  sub    %eax,%edx
  mov    -0x20(%rbp),%rax
  mov    %edx,(%rax)
  mov    -0x18(%rbp),%rax
  movl   $0x0,(%rax)
  jmp    L14
L56:
  cmpl   $0xbe,-0x4(%rbp)
  jne    L50
  mov    -0x20(%rbp),%rax
  movl   $0x3f,(%rax)
  mov    -0x20(%rbp),%rax
  mov    (%rax),%edx
  mov    -0x18(%rbp),%rax
  mov    %edx,(%rax)
  mov    -0x18(%rbp),%rax
  mov    (%rax),%edx
  mov    -0x10(%rbp),%rax
  mov    %edx,(%rax)
  jmp    L14
L50:
  mov    -0x20(%rbp),%rax
  movl   $0x0,(%rax)
  mov    -0x20(%rbp),%rax
  mov    (%rax),%edx
  mov    -0x18(%rbp),%rax
  mov    %edx,(%rax)
  mov    -0x18(%rbp),%rax
  mov    (%rax),%edx
  mov    -0x10(%rbp),%rax
  mov    %edx,(%rax)
  jmp    L14
L62:
  mov    -0x10(%rbp),%rax
  mov    (%rax),%eax
  sar    %eax
  mov    %eax,%edx
  mov    -0x10(%rbp),%rax
  mov    %edx,(%rax)
  mov    -0x18(%rbp),%rax
  mov    (%rax),%eax
  sar    %eax
  mov    %eax,%edx
  mov    -0x18(%rbp),%rax
  mov    %edx,(%rax)
  mov    -0x20(%rbp),%rax
  mov    (%rax),%eax
  sar    %eax
  mov    %eax,%edx
  mov    -0x20(%rbp),%rax
  mov    %edx,(%rax)
L14:
  mov    -0x8(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0x8(%rbp)
  cmp    $0x4,%eax
  jle    L62
  nop
  nop
  pop    %rbp
  ret
```

assistant: ```c
void cube_colour(int colour, uint8_t *r, uint8_t *g, uint8_t *b, int intensity) {
  if (colour < 64) {
    *g = colour;
    *r = 63 - *g;
    *b = 0;
  } else if (colour < 127) {
    *b = colour - 63;
    *g = 63 - *b;
    *r = 0;
  } else if (colour < 190) {
    *r = colour - 127;
    *b = 63 - *r;
    *g = 0;
  } else if (colour == 190)
    *r = *g = *b = 63;
  else
    *r = *g = *b = 0;
  while (intensity++ < 5) {
    *r >>= 1;
    *g >>= 1;
    *b >>= 1;
  }
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<cube_colour>:
  endbr64
  cmp    $0x3f,%edi
  jg     L15
  mov    %edi,(%rdx)
  mov    $0x3f,%eax
  sub    %edi,%eax
  mov    %eax,(%rsi)
  movl   $0x0,(%rcx)
L43:
  lea    0x1(%r8),%eax
  cmp    $0x4,%r8d
  jg     L48
L28:
  sarl   (%rsi)
  sarl   (%rdx)
  sarl   (%rcx)
  add    $0x1,%eax
  cmp    $0x6,%eax
  jne    L28
  ret
L15:
  cmp    $0x7e,%edi
  jg     L63
  sub    $0x3f,%edi
  mov    %edi,(%rcx)
  mov    $0x3f,%eax
  sub    %edi,%eax
  mov    %eax,(%rdx)
  movl   $0x0,(%rsi)
  jmp    L43
L63:
  cmp    $0xbd,%edi
  jg     L89
  sub    $0x7f,%edi
  mov    %edi,(%rsi)
  mov    $0x3f,%eax
  sub    %edi,%eax
  mov    %eax,(%rcx)
  movl   $0x0,(%rdx)
  jmp    L43
L48:
  ret
L89:
  cmp    $0xbe,%edi
  je     L62
  movl   $0x0,(%rcx)
  movl   $0x0,(%rdx)
  movl   $0x0,(%rsi)
  jmp    L43
L62:
  movl   $0x3f,(%rcx)
  movl   $0x3f,(%rdx)
  movl   $0x3f,(%rsi)
  jmp    L43
```

assistant: ```c
void cube_colour(int colour, uint8_t *r, uint8_t *g, uint8_t *b, int intensity) {
  if (colour < 64) {
    *g = colour;
    *r = 63 - *g;
    *b = 0;
  } else if (colour < 127) {
    *b = colour - 63;
    *g = 63 - *b;
    *r = 0;
  } else if (colour < 190) {
    *r = colour - 127;
    *b = 63 - *r;
    *g = 0;
  } else if (colour == 190)
    *r = *g = *b = 63;
  else
    *r = *g = *b = 0;
  while (intensity++ < 5) {
    *r >>= 1;
    *g >>= 1;
    *b >>= 1;
  }
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<cube_colour>:
  endbr64
  cmp    $0x3f,%edi
  jg     L19
  mov    $0x3f,%eax
  mov    %edi,(%rdx)
  sub    %edi,%eax
  mov    %eax,(%rsi)
  movl   $0x0,(%rcx)
L4:
  lea    0x1(%r8),%eax
  cmp    $0x4,%r8d
  jg     L2
  nopl   0x0(%rax)
L52:
  add    $0x1,%eax
  sarl   (%rsi)
  sarl   (%rdx)
  sarl   (%rcx)
  cmp    $0x6,%eax
  jne    L52
  ret
  nopw   0x0(%rax,%rax,1)
L19:
  cmp    $0x7e,%edi
  jg     L42
  sub    $0x3f,%edi
  mov    $0x3f,%eax
  sub    %edi,%eax
  mov    %edi,(%rcx)
  mov    %eax,(%rdx)
  lea    0x1(%r8),%eax
  movl   $0x0,(%rsi)
  cmp    $0x4,%r8d
  jle    L52
L2:
  ret
  nopl   0x0(%rax)
L42:
  cmp    $0xbd,%edi
  jle    L39
  cmp    $0xbe,%edi
  je     L66
  movl   $0x0,(%rcx)
  movl   $0x0,(%rdx)
  movl   $0x0,(%rsi)
  jmp    L4
  nopl   0x0(%rax)
L39:
  sub    $0x7f,%edi
  mov    $0x3f,%eax
  sub    %edi,%eax
  mov    %edi,(%rsi)
  mov    %eax,(%rcx)
  movl   $0x0,(%rdx)
  jmp    L4
L66:
  movl   $0x3f,(%rcx)
  movl   $0x3f,(%rdx)
  movl   $0x3f,(%rsi)
  jmp    L4
```

assistant: ```c
void cube_colour(int colour, uint8_t *r, uint8_t *g, uint8_t *b, int intensity) {
  if (colour < 64) {
    *g = colour;
    *r = 63 - *g;
    *b = 0;
  } else if (colour < 127) {
    *b = colour - 63;
    *g = 63 - *b;
    *r = 0;
  } else if (colour < 190) {
    *r = colour - 127;
    *b = 63 - *r;
    *g = 0;
  } else if (colour == 190)
    *r = *g = *b = 63;
  else
    *r = *g = *b = 0;
  while (intensity++ < 5) {
    *r >>= 1;
    *g >>= 1;
    *b >>= 1;
  }
}
```
user: What is the c source code of the assembly code below:

```asm
<cube_colour>:
  endbr64
  cmp    $0x3f,%edi
  jg     L54
  mov    $0x3f,%eax
  mov    %edi,(%rdx)
  sub    %edi,%eax
  mov    %eax,(%rsi)
  movl   $0x0,(%rcx)
L94:
  lea    0x1(%r8),%eax
  cmp    $0x4,%r8d
  jg     L85
  nopl   0x0(%rax)
L60:
  add    $0x1,%eax
  sarl   (%rsi)
  sarl   (%rdx)
  sarl   (%rcx)
  cmp    $0x6,%eax
  jne    L60
  ret
  nopw   0x0(%rax,%rax,1)
L54:
  cmp    $0x7e,%edi
  jg     L73
  sub    $0x3f,%edi
  mov    $0x3f,%eax
  sub    %edi,%eax
  mov    %edi,(%rcx)
  mov    %eax,(%rdx)
  lea    0x1(%r8),%eax
  movl   $0x0,(%rsi)
  cmp    $0x4,%r8d
  jle    L60
L85:
  ret
  nopl   0x0(%rax)
L73:
  cmp    $0xbd,%edi
  jle    L59
  cmp    $0xbe,%edi
  je     L18
  movl   $0x0,(%rcx)
  movl   $0x0,(%rdx)
  movl   $0x0,(%rsi)
  jmp    L94
  nopl   0x0(%rax)
L59:
  sub    $0x7f,%edi
  mov    $0x3f,%eax
  sub    %edi,%eax
  mov    %edi,(%rsi)
  mov    %eax,(%rcx)
  movl   $0x0,(%rdx)
  jmp    L94
L18:
  movl   $0x3f,(%rcx)
  movl   $0x3f,(%rdx)
  movl   $0x3f,(%rsi)
  jmp    L94
```

assistant: ```c
void cube_colour(int colour, uint8_t *r, uint8_t *g, uint8_t *b, int intensity) {
  if (colour < 64) {
    *g = colour;
    *r = 63 - *g;
    *b = 0;
  } else if (colour < 127) {
    *b = colour - 63;
    *g = 63 - *b;
    *r = 0;
  } else if (colour < 190) {
    *r = colour - 127;
    *b = 63 - *r;
    *g = 0;
  } else if (colour == 190)
    *r = *g = *b = 63;
  else
    *r = *g = *b = 0;
  while (intensity++ < 5) {
    *r >>= 1;
    *g >>= 1;
    *b >>= 1;
  }
}
```