ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 请将以下的汇编代码转换成C语言代码：

```asm
<hhmmss>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    -0x28(%rbp),%rcx
  movabs $0x48d159e26af37c05,%rdx
  mov    %rcx,%rax
  imul   %rdx
  mov    %rdx,%rax
  sar    $0xa,%rax
  sar    $0x3f,%rcx
  mov    %rcx,%rdx
  sub    %rdx,%rax
  mov    %rax,-0x18(%rbp)
  mov    -0x28(%rbp),%rcx
  movabs $0x48d159e26af37c05,%rdx
  mov    %rcx,%rax
  imul   %rdx
  mov    %rdx,%rax
  sar    $0xa,%rax
  mov    %rcx,%rdx
  sar    $0x3f,%rdx
  sub    %rdx,%rax
  imul   $0xe10,%rax,%rdx
  mov    %rcx,%rax
  sub    %rdx,%rax
  mov    %rax,-0x28(%rbp)
  mov    -0x28(%rbp),%rcx
  movabs $0x8888888888888889,%rdx
  mov    %rcx,%rax
  imul   %rdx
  lea    (%rdx,%rcx,1),%rax
  sar    $0x5,%rax
  sar    $0x3f,%rcx
  mov    %rcx,%rdx
  sub    %rdx,%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x28(%rbp),%rcx
  movabs $0x8888888888888889,%rdx
  mov    %rcx,%rax
  imul   %rdx
  lea    (%rdx,%rcx,1),%rax
  sar    $0x5,%rax
  mov    %rcx,%rsi
  sar    $0x3f,%rsi
  sub    %rsi,%rax
  mov    %rax,%rdx
  mov    %rdx,%rax
  shl    $0x4,%rax
  sub    %rdx,%rax
  shl    $0x2,%rax
  sub    %rax,%rcx
  mov    %rcx,%rdx
  mov    %rdx,-0x8(%rbp)
  cmpq   $0x0,-0x28(%rbp)
  js     L8
  mov    -0x8(%rbp),%rcx
  mov    -0x10(%rbp),%rdx
  mov    -0x18(%rbp),%rax
  mov    %rcx,%r8
  mov    %rdx,%rcx
  mov    %rax,%rdx
  lea    D15(%rip),%rax
  mov    %rax,%rsi
  lea    D29(%rip),%rax
  mov    %rax,%rdi
  call   <sprintf@plt>
  jmp    L1
L8:
  movb   $0x0,D29(%rip)
L1:
  lea    D29(%rip),%rax
  leave
  ret
```

tool_calls: name: parse_data
arguments: data_tag: D15
type_guessed: string

tool: D15: %02ld:%02ld:%02ld

assistant: ```c
char *hhmmss(long x) {
  static char buf[10];
  long s, h, m;
  h = x / 3600L;
  x = x % 3600L;
  m = x / 60L;
  s = x % 60L;
  if (x > -1L)
    sprintf(buf, "%02ld:%02ld:%02ld", h, m, s);
  else
    buf[0] = '\0';
  return ((char *)buf);
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<hhmmss>:
  endbr64
  movabs $0x48d159e26af37c05,%rdx
  mov    %rdi,%rax
  imul   %rdx
  sar    $0xa,%rdx
  mov    %rdi,%rax
  sar    $0x3f,%rax
  sub    %rax,%rdx
  imul   $0xe10,%rdx,%rax
  mov    %rdi,%r8
  sub    %rax,%r8
  jns    L8
  movb   $0x0,D24(%rip)
  lea    D24(%rip),%rax
  ret
L8:
  sub    $0x8,%rsp
  mov    %rdi,%rcx
  movabs $0x8888888888888889,%rdx
  mov    %r8,%rax
  imul   %rdx
  lea    (%rdx,%r8,1),%rsi
  sar    $0x5,%rsi
  mov    %r8,%rax
  sar    $0x3f,%rax
  sub    %rax,%rsi
  mov    %rsi,%rdi
  shl    $0x4,%rdi
  sub    %rsi,%rdi
  shl    $0x2,%rdi
  movabs $0x48d159e26af37c05,%rdx
  mov    %rcx,%rax
  imul   %rdx
  sar    $0xa,%rdx
  mov    %rcx,%rax
  sar    $0x3f,%rax
  sub    %rax,%rdx
  sub    %rdi,%r8
  mov    %rsi,%rcx
  lea    D5(%rip),%rsi
  lea    D24(%rip),%rdi
  call   <sprintf@plt>
  lea    D24(%rip),%rax
  add    $0x8,%rsp
  ret
```

tool_calls: name: read_data
arguments: data_label: D5
data_type: string

tool: D5: %02ld:%02ld:%02ld

assistant: ```c
char *hhmmss(long x) {
  static char buf[10];
  long s, h, m;
  h = x / 3600L;
  x = x % 3600L;
  m = x / 60L;
  s = x % 60L;
  if (x > -1L)
    sprintf(buf, "%02ld:%02ld:%02ld", h, m, s);
  else
    buf[0] = '\0';
  return ((char *)buf);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<hhmmss>:
  endbr64
  mov    %rdi,%rax
  mov    %rdi,%r9
  push   %r12
  movabs $0x48d159e26af37c05,%rdx
  imul   %rdx
  sar    $0x3f,%r9
  mov    %rdx,%rsi
  sar    $0xa,%rsi
  mov    %rsi,%r8
  sub    %r9,%r8
  imul   $0xe10,%r8,%rax
  sub    %rax,%rdi
  jns    L7
  lea    D35(%rip),%r12
  movb   $0x0,D35(%rip)
  mov    %r12,%rax
  pop    %r12
  ret
  nopw   0x0(%rax,%rax,1)
L7:
  mov    %rdi,%rax
  sub    %r9,%rsi
  lea    D35(%rip),%r12
  mov    %rdi,%r8
  movabs $0x8888888888888889,%rdx
  imul   %rdx
  mov    %rdi,%rax
  sar    $0x3f,%rax
  lea    (%rdx,%rdi,1),%rcx
  mov    %rsi,%rdx
  mov    %r12,%rdi
  sar    $0x5,%rcx
  lea    D1(%rip),%rsi
  sub    %rax,%rcx
  mov    %rcx,%rax
  shl    $0x4,%rax
  sub    %rcx,%rax
  shl    $0x2,%rax
  sub    %rax,%r8
  call   <sprintf@plt>
  mov    %r12,%rax
  pop    %r12
  ret
```

tool_calls: name: unpack_data
arguments: data_tag: D1
type_guessed: string

tool: D1: %02ld:%02ld:%02ld

assistant: ```c
char *hhmmss(long x) {
  static char buf[10];
  long s, h, m;
  h = x / 3600L;
  x = x % 3600L;
  m = x / 60L;
  s = x % 60L;
  if (x > -1L)
    sprintf(buf, "%02ld:%02ld:%02ld", h, m, s);
  else
    buf[0] = '\0';
  return ((char *)buf);
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<hhmmss>:
  endbr64
  mov    %rdi,%rax
  mov    %rdi,%r9
  push   %r12
  movabs $0x48d159e26af37c05,%rdx
  imul   %rdx
  sar    $0x3f,%r9
  mov    %rdx,%rsi
  sar    $0xa,%rsi
  mov    %rsi,%r8
  sub    %r9,%r8
  imul   $0xe10,%r8,%rax
  sub    %rax,%rdi
  jns    L5
  lea    D17(%rip),%r12
  movb   $0x0,D17(%rip)
  mov    %r12,%rax
  pop    %r12
  ret
  nopw   0x0(%rax,%rax,1)
L5:
  mov    %rdi,%rax
  sub    %r9,%rsi
  lea    D17(%rip),%r12
  mov    %rdi,%r8
  movabs $0x8888888888888889,%rdx
  imul   %rdx
  mov    %rdi,%rax
  sar    $0x3f,%rax
  lea    (%rdx,%rdi,1),%rcx
  mov    %rsi,%rdx
  mov    %r12,%rdi
  sar    $0x5,%rcx
  lea    D15(%rip),%rsi
  sub    %rax,%rcx
  mov    %rcx,%rax
  shl    $0x4,%rax
  sub    %rcx,%rax
  shl    $0x2,%rax
  sub    %rax,%r8
  call   <sprintf@plt>
  mov    %r12,%rax
  pop    %r12
  ret
```

tool_calls: name: unpack_data
arguments: data_label: D15
type_infered: string

tool: D15: %02ld:%02ld:%02ld

assistant: ```c
char *hhmmss(long x) {
  static char buf[10];
  long s, h, m;
  h = x / 3600L;
  x = x % 3600L;
  m = x / 60L;
  s = x % 60L;
  if (x > -1L)
    sprintf(buf, "%02ld:%02ld:%02ld", h, m, s);
  else
    buf[0] = '\0';
  return ((char *)buf);
}
```
user: What is the c source code of the assembly code below:

```asm
<unknown_command_line>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  lea    D12(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    -0x8(%rbp),%rax
  mov    %rax,%rsi
  lea    D18(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x8(%rbp),%rax
  mov    %rax,%rsi
  lea    D14(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  nop
  leave
  ret
```

tool_calls: name: parse_data
arguments: label: D12
data_type: string
name: parse_data
arguments: label: D18
data_type: string
name: parse_data
arguments: label: D14
data_type: string

tool: D12: Unknown command line option...

tool: D18: Try: %s [-i input file] [-o output file]


tool: D14: For more informations, type: %s -h


assistant: ```c
void unknown_command_line(char *exe) {
  printf("Unknown command line option...\n");
  printf("Try: %s [-i input file] [-o output file]\n", exe);
  printf("For more informations, type: %s -h\n", exe);
}
```
user: What is the c source code of the assembly code below:

```asm
<unknown_command_line>:
  endbr64
  push   %rbx
  mov    %rdi,%rbx
  lea    D7(%rip),%rdi
  call   <puts@plt>
  mov    %rbx,%rsi
  lea    D0(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    %rbx,%rsi
  lea    D11(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  pop    %rbx
  ret
```

tool_calls: name: retrieve_data
arguments: tag: D7
type_infered: string
name: retrieve_data
arguments: tag: D0
type_infered: string
name: retrieve_data
arguments: tag: D11
type_infered: string

tool: D7: Unknown command line option...

tool: D0: Try: %s [-i input file] [-o output file]


tool: D11: For more informations, type: %s -h


assistant: ```c
void unknown_command_line(char *exe) {
  printf("Unknown command line option...\n");
  printf("Try: %s [-i input file] [-o output file]\n", exe);
  printf("For more informations, type: %s -h\n", exe);
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<unknown_command_line>:
  endbr64
  push   %rbp
  mov    %rdi,%rbp
  lea    D27(%rip),%rdi
  call   <puts@plt>
  mov    %rbp,%rsi
  lea    D17(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  mov    %rbp,%rsi
  lea    D0(%rip),%rdi
  xor    %eax,%eax
  pop    %rbp
  jmp    1070 <printf@plt>
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D27
type_guessed: string
name: extract_symbolic_data
arguments: data_label: D17
type_guessed: string
name: extract_symbolic_data
arguments: data_label: D0
type_guessed: string

tool: D27: Unknown command line option...

tool: D17: Try: %s [-i input file] [-o output file]


tool: D0: For more informations, type: %s -h


assistant: ```c
void unknown_command_line(char *exe) {
  printf("Unknown command line option...\n");
  printf("Try: %s [-i input file] [-o output file]\n", exe);
  printf("For more informations, type: %s -h\n", exe);
}
```
user: Translate the below assembly code into C programming language:

```asm
<unknown_command_line>:
  endbr64
  push   %rbp
  mov    %rdi,%rbp
  lea    D24(%rip),%rdi
  call   <puts@plt>
  mov    %rbp,%rsi
  lea    D25(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  mov    %rbp,%rsi
  lea    D6(%rip),%rdi
  xor    %eax,%eax
  pop    %rbp
  jmp    1070 <printf@plt>
```

tool_calls: name: unpack_data
arguments: data_tag: D24
type_infered: string
name: unpack_data
arguments: data_tag: D25
type_infered: string
name: unpack_data
arguments: data_tag: D6
type_infered: string

tool: D24: Unknown command line option...

tool: D25: Try: %s [-i input file] [-o output file]


tool: D6: For more informations, type: %s -h


assistant: ```c
void unknown_command_line(char *exe) {
  printf("Unknown command line option...\n");
  printf("Try: %s [-i input file] [-o output file]\n", exe);
  printf("For more informations, type: %s -h\n", exe);
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<RandomFunc>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x28(%rbp),%rax
  mov    (%rax),%rax
  movabs $0xef34ca9f65fb16,%rdx
  imul   %rdx,%rax
  movabs $0xdf61e99ee5b9fd1c,%rdx
  add    %rdx,%rax
  mov    %rax,-0x10(%rbp)
  movq   $0x0,-0x18(%rbp)
  jmp    L4
L10:
  mov    -0x18(%rbp),%rax
  mov    -0x10(%rbp,%rax,8),%rdx
  mov    -0x10(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x10(%rbp)
  addq   $0x1,-0x18(%rbp)
L4:
  mov    -0x28(%rbp),%rax
  add    $0x8,%rax
  mov    (%rax),%rax
  cmp    %rax,-0x18(%rbp)
  jb     L10
  mov    -0x10(%rbp),%rax
  lea    -0x7e77eb81(%rax),%rdx
  mov    -0x30(%rbp),%rax
  mov    %rdx,(%rax)
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L17
  call   <__stack_chk_fail@plt>
L17:
  leave
  ret
```

assistant: ```c
void RandomFunc(unsigned long input[1], unsigned long output[1]) {
  unsigned long state[1];
  unsigned long local1;
  {
    state[0UL] = (input[0UL] + 914778474UL) * 67330564296145686UL;
    local1 = 0UL;
    while (local1 < input[1UL]) {
      state[0UL] = state[local1] + state[0UL];
      local1++;
    }
    output[0UL] = (state[0UL] - 964964849UL) - 1156823440UL;
  }
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<RandomFunc>:
  endbr64
  movabs $0xef34ca9f65fb16,%rdx
  imul   (%rdi),%rdx
  movabs $0xdf61e99ee5b9fd1c,%rax
  add    %rax,%rdx
  mov    0x8(%rdi),%rcx
  test   %rcx,%rcx
  je     L1
  mov    $0x0,%eax
L13:
  add    %rdx,%rdx
  add    $0x1,%rax
  cmp    %rcx,%rax
  jne    L13
L1:
  sub    $0x7e77eb81,%rdx
  mov    %rdx,(%rsi)
  ret
```

assistant: ```c
void RandomFunc(unsigned long input[1], unsigned long output[1]) {
  unsigned long state[1];
  unsigned long local1;
  {
    state[0UL] = (input[0UL] + 914778474UL) * 67330564296145686UL;
    local1 = 0UL;
    while (local1 < input[1UL]) {
      state[0UL] = state[local1] + state[0UL];
      local1++;
    }
    output[0UL] = (state[0UL] - 964964849UL) - 1156823440UL;
  }
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<RandomFunc>:
  endbr64
  movabs $0xef34ca9f65fb16,%rdx
  imul   (%rdi),%rdx
  mov    0x8(%rdi),%rcx
  movabs $0xdf61e99ee5b9fd1c,%rax
  add    %rax,%rdx
  test   %rcx,%rcx
  je     L5
  xor    %eax,%eax
  nopw   0x0(%rax,%rax,1)
L10:
  add    $0x1,%rax
  add    %rdx,%rdx
  cmp    %rcx,%rax
  jne    L10
L5:
  sub    $0x7e77eb81,%rdx
  mov    %rdx,(%rsi)
  ret
```

assistant: ```c
void RandomFunc(unsigned long input[1], unsigned long output[1]) {
  unsigned long state[1];
  unsigned long local1;
  {
    state[0UL] = (input[0UL] + 914778474UL) * 67330564296145686UL;
    local1 = 0UL;
    while (local1 < input[1UL]) {
      state[0UL] = state[local1] + state[0UL];
      local1++;
    }
    output[0UL] = (state[0UL] - 964964849UL) - 1156823440UL;
  }
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<RandomFunc>:
  endbr64
  movabs $0xef34ca9f65fb16,%rdx
  imul   (%rdi),%rdx
  mov    0x8(%rdi),%rcx
  movabs $0xdf61e99ee5b9fd1c,%rax
  add    %rax,%rdx
  test   %rcx,%rcx
  je     L5
  xor    %eax,%eax
  nopw   0x0(%rax,%rax,1)
L1:
  add    $0x1,%rax
  add    %rdx,%rdx
  cmp    %rcx,%rax
  jne    L1
L5:
  sub    $0x7e77eb81,%rdx
  mov    %rdx,(%rsi)
  ret
```

assistant: ```c
void RandomFunc(unsigned long input[1], unsigned long output[1]) {
  unsigned long state[1];
  unsigned long local1;
  {
    state[0UL] = (input[0UL] + 914778474UL) * 67330564296145686UL;
    local1 = 0UL;
    while (local1 < input[1UL]) {
      state[0UL] = state[local1] + state[0UL];
      local1++;
    }
    output[0UL] = (state[0UL] - 964964849UL) - 1156823440UL;
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<lookup>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %edi,-0x4(%rbp)
  mov    D29(%rip),%eax
  cmp    %eax,-0x4(%rbp)
  jne    L8
  mov    D32(%rip),%eax
  jmp    L15
L8:
  mov    -0x4(%rbp),%eax
  mov    %eax,D37(%rip)
  mov    -0x4(%rbp),%eax
  mov    %eax,%edi
  call   <lookup_slow@plt>
  mov    %eax,D37(%rip)
  mov    D37(%rip),%eax
L15:
  leave
  ret
```

assistant: ```c
int lookup(int val) {
  static int cache, cache_val;
  if (val == cache_val)
    return cache;
  else {
    cache_val = val;
    cache = lookup_slow(val);
    return cache;
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<lookup>:
  endbr64
  cmp    %edi,D31(%rip)
  jne    L6
  mov    D30(%rip),%eax
  ret
L6:
  sub    $0x8,%rsp
  mov    %edi,D35(%rip)
  call   <lookup_slow@plt>
  mov    %eax,D35(%rip)
  add    $0x8,%rsp
  ret
```

assistant: ```c
int lookup(int val) {
  static int cache, cache_val;
  if (val == cache_val)
    return cache;
  else {
    cache_val = val;
    cache = lookup_slow(val);
    return cache;
  }
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<lookup>:
  endbr64
  cmp    %edi,D11(%rip)
  jne    L8
  mov    D35(%rip),%eax
  ret
  nopl   0x0(%rax,%rax,1)
L8:
  sub    $0x8,%rsp
  mov    %edi,D30(%rip)
  call   <lookup_slow@plt>
  mov    %eax,D30(%rip)
  add    $0x8,%rsp
  ret
```

assistant: ```c
int lookup(int val) {
  static int cache, cache_val;
  if (val == cache_val)
    return cache;
  else {
    cache_val = val;
    cache = lookup_slow(val);
    return cache;
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<lookup>:
  endbr64
  cmp    %edi,D14(%rip)
  jne    L2
  mov    D33(%rip),%eax
  ret
  nopl   0x0(%rax,%rax,1)
L2:
  sub    $0x8,%rsp
  mov    %edi,D20(%rip)
  call   <lookup_slow@plt>
  mov    %eax,D20(%rip)
  add    $0x8,%rsp
  ret
```

assistant: ```c
int lookup(int val) {
  static int cache, cache_val;
  if (val == cache_val)
    return cache;
  else {
    cache_val = val;
    cache = lookup_slow(val);
    return cache;
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<strtouint64>:
  endbr64
  push   %r14
  mov    %rsi,%r14
  push   %r13
  movabs $0x1999999999999998,%r13
  push   %r12
  xor    %r12d,%r12d
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  jmp    L11
  nopl   0x0(%rax)
L26:
  xor    %edi,%edi
  cmp    %r13,%r12
  seta   %dil
  xor    %esi,%esi
  call   <__builtin_expect@plt>
  test   %rax,%rax
  jne    L21
  lea    (%r12,%r12,4),%rax
  add    $0x1,%rbp
  lea    (%rbx,%rax,2),%r12
L11:
  movsbl 0x0(%rbp),%ebx
  xor    %edi,%edi
  sub    $0x30,%ebx
  cmp    $0x9,%ebx
  seta   %dil
  xor    %esi,%esi
  call   <__builtin_expect@plt>
  test   %rax,%rax
  je     L26
  pop    %rbx
  mov    %rbp,(%r14)
  mov    %r12,%rax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopl   0x0(%rax)
L21:
  mov    D13(%rip),%rax
  mov    $0xffffffffffffffff,%r12
  mov    (%rax),%edx
  mov    D18(%rip),%rax
  mov    %edx,(%rax)
  mov    %r12,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
```

assistant: ```c
uint64_t __attribute__((optimize("-O3"))) __attribute__((hot)) strtouint64(char *str, char **endptr) {
  register uint64_t v = 0;
  for (;;) {
    register unsigned int digit = *str - '0';
    if (__builtin_expect((digit > 9), 0))
      break;
    if (__builtin_expect((v >= 1844674407370955161ULL), 0))
      goto do_overflow;
    v *= 10;
    v += digit;
    str++;
  }
  *endptr = str;
  return v;
do_overflow:
  errno = ERANGE;
  return ~0;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<strtouint64>:
  endbr64
  push   %r14
  mov    %rsi,%r14
  push   %r13
  movabs $0x1999999999999998,%r13
  push   %r12
  xor    %r12d,%r12d
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  jmp    L15
  nopl   0x0(%rax)
L11:
  xor    %edi,%edi
  cmp    %r13,%r12
  seta   %dil
  xor    %esi,%esi
  call   <__builtin_expect@plt>
  test   %rax,%rax
  jne    L19
  lea    (%r12,%r12,4),%rax
  add    $0x1,%rbp
  lea    (%rbx,%rax,2),%r12
L15:
  movsbl 0x0(%rbp),%ebx
  xor    %edi,%edi
  sub    $0x30,%ebx
  cmp    $0x9,%ebx
  seta   %dil
  xor    %esi,%esi
  call   <__builtin_expect@plt>
  test   %rax,%rax
  je     L11
  pop    %rbx
  mov    %rbp,(%r14)
  mov    %r12,%rax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopl   0x0(%rax)
L19:
  mov    D13(%rip),%rax
  mov    $0xffffffffffffffff,%r12
  mov    (%rax),%edx
  mov    D7(%rip),%rax
  mov    %edx,(%rax)
  mov    %r12,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
```

assistant: ```c
uint64_t __attribute__((optimize("-O3"))) __attribute__((hot)) strtouint64(char *str, char **endptr) {
  register uint64_t v = 0;
  for (;;) {
    register unsigned int digit = *str - '0';
    if (__builtin_expect((digit > 9), 0))
      break;
    if (__builtin_expect((v >= 1844674407370955161ULL), 0))
      goto do_overflow;
    v *= 10;
    v += digit;
    str++;
  }
  *endptr = str;
  return v;
do_overflow:
  errno = ERANGE;
  return ~0;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<strtouint64>:
  endbr64
  push   %r14
  mov    %rsi,%r14
  push   %r13
  movabs $0x1999999999999998,%r13
  push   %r12
  xor    %r12d,%r12d
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  jmp    L4
  nopl   0x0(%rax)
L24:
  xor    %edi,%edi
  cmp    %r13,%r12
  seta   %dil
  xor    %esi,%esi
  call   <__builtin_expect@plt>
  test   %rax,%rax
  jne    L23
  lea    (%r12,%r12,4),%rax
  add    $0x1,%rbp
  lea    (%rbx,%rax,2),%r12
L4:
  movsbl 0x0(%rbp),%ebx
  xor    %edi,%edi
  sub    $0x30,%ebx
  cmp    $0x9,%ebx
  seta   %dil
  xor    %esi,%esi
  call   <__builtin_expect@plt>
  test   %rax,%rax
  je     L24
  pop    %rbx
  mov    %rbp,(%r14)
  mov    %r12,%rax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopl   0x0(%rax)
L23:
  mov    D19(%rip),%rax
  mov    $0xffffffffffffffff,%r12
  mov    (%rax),%edx
  mov    D18(%rip),%rax
  mov    %edx,(%rax)
  mov    %r12,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
```

assistant: ```c
uint64_t __attribute__((optimize("-O3"))) __attribute__((hot)) strtouint64(char *str, char **endptr) {
  register uint64_t v = 0;
  for (;;) {
    register unsigned int digit = *str - '0';
    if (__builtin_expect((digit > 9), 0))
      break;
    if (__builtin_expect((v >= 1844674407370955161ULL), 0))
      goto do_overflow;
    v *= 10;
    v += digit;
    str++;
  }
  *endptr = str;
  return v;
do_overflow:
  errno = ERANGE;
  return ~0;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<strtouint64>:
  endbr64
  push   %r14
  mov    %rsi,%r14
  push   %r13
  movabs $0x1999999999999998,%r13
  push   %r12
  xor    %r12d,%r12d
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  jmp    L6
  nopl   0x0(%rax)
L14:
  xor    %edi,%edi
  cmp    %r13,%r12
  seta   %dil
  xor    %esi,%esi
  call   <__builtin_expect@plt>
  test   %rax,%rax
  jne    L4
  lea    (%r12,%r12,4),%rax
  add    $0x1,%rbp
  lea    (%rbx,%rax,2),%r12
L6:
  movsbl 0x0(%rbp),%ebx
  xor    %edi,%edi
  sub    $0x30,%ebx
  cmp    $0x9,%ebx
  seta   %dil
  xor    %esi,%esi
  call   <__builtin_expect@plt>
  test   %rax,%rax
  je     L14
  pop    %rbx
  mov    %rbp,(%r14)
  mov    %r12,%rax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopl   0x0(%rax)
L4:
  mov    D18(%rip),%rax
  mov    $0xffffffffffffffff,%r12
  mov    (%rax),%edx
  mov    D8(%rip),%rax
  mov    %edx,(%rax)
  mov    %r12,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
```

assistant: ```c
uint64_t __attribute__((optimize("-O3"))) __attribute__((hot)) strtouint64(char *str, char **endptr) {
  register uint64_t v = 0;
  for (;;) {
    register unsigned int digit = *str - '0';
    if (__builtin_expect((digit > 9), 0))
      break;
    if (__builtin_expect((v >= 1844674407370955161ULL), 0))
      goto do_overflow;
    v *= 10;
    v += digit;
    str++;
  }
  *endptr = str;
  return v;
do_overflow:
  errno = ERANGE;
  return ~0;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<fputl>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %rdx,-0x18(%rbp)
  jmp    L0
L19:
  mov    -0x8(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x8(%rbp)
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    -0x18(%rbp),%rdx
  mov    %rdx,%rsi
  mov    %eax,%edi
  call   <fputc@plt>
L0:
  mov    -0x10(%rbp),%rax
  lea    -0x1(%rax),%rdx
  mov    %rdx,-0x10(%rbp)
  test   %rax,%rax
  jne    L19
  nop
  nop
  leave
  ret
```

assistant: ```c
void fputl(const char *s, size_t len, FILE *stream) {
  while (len-- > 0) {
    fputc(*s++, stream);
  }
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<fputl>:
  endbr64
  test   %rsi,%rsi
  je     L12
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  mov    %rdx,%r12
  lea    (%rdi,%rsi,1),%rbp
L9:
  add    $0x1,%rbx
  movsbl -0x1(%rbx),%edi
  mov    %r12,%rsi
  call   <fputc@plt>
  cmp    %rbx,%rbp
  jne    L9
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L12:
  ret
```

assistant: ```c
void fputl(const char *s, size_t len, FILE *stream) {
  while (len-- > 0) {
    fputc(*s++, stream);
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<fputl>:
  endbr64
  test   %rsi,%rsi
  je     L3
  push   %r12
  mov    %rdx,%r12
  push   %rbp
  lea    (%rdi,%rsi,1),%rbp
  push   %rbx
  mov    %rdi,%rbx
  nopw   0x0(%rax,%rax,1)
L10:
  movsbl (%rbx),%edi
  add    $0x1,%rbx
  mov    %r12,%rsi
  call   <fputc@plt>
  cmp    %rbp,%rbx
  jne    L10
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopl   0x0(%rax)
L3:
  ret
```

assistant: ```c
void fputl(const char *s, size_t len, FILE *stream) {
  while (len-- > 0) {
    fputc(*s++, stream);
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<fputl>:
  endbr64
  test   %rsi,%rsi
  je     L19
  push   %r12
  mov    %rdx,%r12
  push   %rbp
  lea    (%rdi,%rsi,1),%rbp
  push   %rbx
  mov    %rdi,%rbx
  nopw   0x0(%rax,%rax,1)
L4:
  movsbl (%rbx),%edi
  add    $0x1,%rbx
  mov    %r12,%rsi
  call   <fputc@plt>
  cmp    %rbp,%rbx
  jne    L4
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopl   0x0(%rax)
L19:
  ret
```

assistant: ```c
void fputl(const char *s, size_t len, FILE *stream) {
  while (len-- > 0) {
    fputc(*s++, stream);
  }
}
```