ylfeng/ReF-Decompile-dataset huggingface dataset:
user: What is the c source code of the assembly code below?

```asm
<wa_assert_fail>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %esi,-0xc(%rbp)
  mov    %rdx,-0x18(%rbp)
  mov    %rcx,-0x20(%rbp)
  mov    -0xc(%rbp),%edx
  mov    -0x8(%rbp),%rax
  push   -0x20(%rbp)
  push   -0x18(%rbp)
  mov    %edx,%r9d
  mov    %rax,%r8
  lea    D23(%rip),%rax
  mov    %rax,%rcx
  lea    D1(%rip),%rax
  mov    %rax,%rdx
  mov    $0x6f,%esi
  lea    D17(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <_wa_log_msg@plt>
  add    $0x10,%rsp
  call   <abort@plt>
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D23
datatype: string
name: extract_symbolic_data
arguments: data_tag: D1
datatype: string
name: extract_symbolic_data
arguments: data_tag: D17
datatype: string

tool: D23: ERROR: Assertion failure: %s:%d:%s:%s


tool: D1: wa_assert_fail

tool: D17: /scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/jamesodhunt/wrapalloc/refs/heads/master/src/wa_util.c

assistant: ```c
void __attribute__((__noreturn__)) wa_assert_fail(const char *file, int line, const char *function, const char *expr) {
  _wa_log_msg("/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/jamesodhunt/wrapalloc/refs/heads/master/src/wa_util.c", 111, __func__,
              "ERROR: "
              "Assertion failure: %s:%d:%s:%s\n",
              file, line, function, expr);
  abort();
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<wa_assert_fail>:
  endbr64
  push   %rax
  pop    %rax
  sub    $0x8,%rsp
  mov    %rdi,%r8
  mov    %esi,%r9d
  push   %rcx
  push   %rdx
  lea    D17(%rip),%rcx
  lea    D8(%rip),%rdx
  mov    $0x6f,%esi
  lea    D5(%rip),%rdi
  mov    $0x0,%eax
  call   <_wa_log_msg@plt>
  call   <abort@plt>
```

tool_calls: name: disassemble_data
arguments: data_label: D17
type_infered: string
name: disassemble_data
arguments: data_label: D8
type_infered: string
name: disassemble_data
arguments: data_label: D5
type_infered: string

tool: D17: ERROR: Assertion failure: %s:%d:%s:%s


tool: D8: wa_assert_fail

tool: D5: /scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/jamesodhunt/wrapalloc/refs/heads/master/src/wa_util.c

assistant: ```c
void __attribute__((__noreturn__)) wa_assert_fail(const char *file, int line, const char *function, const char *expr) {
  _wa_log_msg("/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/jamesodhunt/wrapalloc/refs/heads/master/src/wa_util.c", 111, __func__,
              "ERROR: "
              "Assertion failure: %s:%d:%s:%s\n",
              file, line, function, expr);
  abort();
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<wa_assert_fail>:
  endbr64
  push   %rax
  pop    %rax
  xor    %eax,%eax
  sub    $0x8,%rsp
  mov    %rdi,%r8
  mov    %esi,%r9d
  mov    $0x6f,%esi
  push   %rcx
  lea    D19(%rip),%rdi
  lea    D0(%rip),%rcx
  push   %rdx
  lea    D14(%rip),%rdx
  call   <_wa_log_msg@plt>
  call   <abort@plt>
```

tool_calls: name: read_data
arguments: tag: D19
datatype: string
name: read_data
arguments: tag: D0
datatype: string
name: read_data
arguments: tag: D14
datatype: string

tool: D19: /scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/jamesodhunt/wrapalloc/refs/heads/master/src/wa_util.c

tool: D0: ERROR: Assertion failure: %s:%d:%s:%s


tool: D14: wa_assert_fail

assistant: ```c
void __attribute__((__noreturn__)) wa_assert_fail(const char *file, int line, const char *function, const char *expr) {
  _wa_log_msg("/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/jamesodhunt/wrapalloc/refs/heads/master/src/wa_util.c", 111, __func__,
              "ERROR: "
              "Assertion failure: %s:%d:%s:%s\n",
              file, line, function, expr);
  abort();
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<wa_assert_fail>:
  endbr64
  push   %rax
  pop    %rax
  xor    %eax,%eax
  sub    $0x8,%rsp
  mov    %rdi,%r8
  mov    %esi,%r9d
  mov    $0x6f,%esi
  push   %rcx
  lea    D26(%rip),%rdi
  lea    D20(%rip),%rcx
  push   %rdx
  lea    D29(%rip),%rdx
  call   <_wa_log_msg@plt>
  call   <abort@plt>
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D26
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D20
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D29
type_infered: string

tool: D26: /scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/jamesodhunt/wrapalloc/refs/heads/master/src/wa_util.c

tool: D20: ERROR: Assertion failure: %s:%d:%s:%s


tool: D29: wa_assert_fail

assistant: ```c
void __attribute__((__noreturn__)) wa_assert_fail(const char *file, int line, const char *function, const char *expr) {
  _wa_log_msg("/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/jamesodhunt/wrapalloc/refs/heads/master/src/wa_util.c", 111, __func__,
              "ERROR: "
              "Assertion failure: %s:%d:%s:%s\n",
              file, line, function, expr);
  abort();
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<is_cow_fopen>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%esi
  lea    D6(%rip),%rax
  mov    %rax,%rdi
  call   <strchr@plt>
  test   %rax,%rax
  jne    L24
  mov    -0x20(%rbp),%rax
  mov    $0x2b,%esi
  mov    %rax,%rdi
  call   <strchr@plt>
  test   %rax,%rax
  je     L56
L24:
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <cow_name@plt>
  test   %rax,%rax
  je     L56
  lea    -0x10(%rbp),%rdx
  mov    -0x18(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <stat@plt>
  test   %eax,%eax
  jne    L56
  mov    -0xc(%rbp),%eax
  mov    %eax,%edi
  call   <S_ISREG@plt>
  test   %rax,%rax
  je     L56
  mov    -0x10(%rbp),%eax
  cmp    $0x1,%eax
  jle    L56
  mov    $0x1,%eax
  jmp    L33
L56:
  mov    $0x0,%eax
L33:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L62
  call   <__stack_chk_fail@plt>
L62:
  leave
  ret
```

tool_calls: name: parse_data
arguments: data_label: D6
data_type: string

tool: D6: wa

assistant: ```c
int is_cow_fopen(char const *name, char const *mode) {
  struct stat stb;
  return (strchr("wa", *mode) != NULL || strchr(mode, '+') != NULL) && cow_name(name) && !stat(name, &stb) && S_ISREG(stb.st_mode) && stb.st_nlink > 1;
}
```
user: Translate the below assembly code into C programming language:

```asm
<is_cow_fopen>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %rdi,%rbp
  mov    %rsi,%rbx
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  movsbl (%rsi),%esi
  lea    D6(%rip),%rdi
  call   <strchr@plt>
  test   %rax,%rax
  je     L79
L20:
  mov    %rbp,%rdi
  call   <cow_name@plt>
  mov    $0x0,%ebx
  test   %rax,%rax
  jne    L45
L13:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L42
  mov    %ebx,%eax
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  ret
L79:
  mov    $0x2b,%esi
  mov    %rbx,%rdi
  call   <strchr@plt>
  mov    $0x0,%ebx
  test   %rax,%rax
  jne    L20
  jmp    L13
L45:
  mov    %rsp,%rsi
  mov    %rbp,%rdi
  call   <stat@plt>
  mov    %eax,%ebx
  test   %eax,%eax
  je     L1
  mov    $0x0,%ebx
  jmp    L13
L1:
  mov    0x4(%rsp),%edi
  call   <S_ISREG@plt>
  test   %rax,%rax
  je     L13
  cmpl   $0x1,(%rsp)
  setg   %bl
  movzbl %bl,%ebx
  jmp    L13
L42:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: data_label: D6
datatype: string

tool: D6: wa

assistant: ```c
int is_cow_fopen(char const *name, char const *mode) {
  struct stat stb;
  return (strchr("wa", *mode) != NULL || strchr(mode, '+') != NULL) && cow_name(name) && !stat(name, &stb) && S_ISREG(stb.st_mode) && stb.st_nlink > 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
<is_cow_fopen>:
  endbr64
  push   %r12
  mov    %rdi,%r12
  lea    D6(%rip),%rdi
  push   %rbp
  mov    %rsi,%rbp
  sub    $0x18,%rsp
  movsbl (%rsi),%esi
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  call   <strchr@plt>
  test   %rax,%rax
  je     L55
L24:
  mov    %r12,%rdi
  call   <cow_name@plt>
  test   %rax,%rax
  jne    L7
L63:
  xor    %eax,%eax
L8:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L34
  add    $0x18,%rsp
  pop    %rbp
  pop    %r12
  ret
  nopl   0x0(%rax)
L7:
  mov    %rsp,%rsi
  mov    %r12,%rdi
  call   <stat@plt>
  test   %eax,%eax
  jne    L63
  mov    0x4(%rsp),%edi
  call   <S_ISREG@plt>
  test   %rax,%rax
  je     L63
  xor    %eax,%eax
  cmpl   $0x1,(%rsp)
  setg   %al
  jmp    L8
  nopl   0x0(%rax,%rax,1)
L55:
  mov    $0x2b,%esi
  mov    %rbp,%rdi
  call   <strchr@plt>
  test   %rax,%rax
  jne    L24
  jmp    L63
L34:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: data_tag: D6
type_guessed: string

tool: D6: wa

assistant: ```c
int is_cow_fopen(char const *name, char const *mode) {
  struct stat stb;
  return (strchr("wa", *mode) != NULL || strchr(mode, '+') != NULL) && cow_name(name) && !stat(name, &stb) && S_ISREG(stb.st_mode) && stb.st_nlink > 1;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<is_cow_fopen>:
  endbr64
  push   %r12
  mov    %rdi,%r12
  lea    D1(%rip),%rdi
  push   %rbp
  mov    %rsi,%rbp
  sub    $0x18,%rsp
  movsbl (%rsi),%esi
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  call   <strchr@plt>
  test   %rax,%rax
  je     L8
L30:
  mov    %r12,%rdi
  call   <cow_name@plt>
  test   %rax,%rax
  jne    L20
L53:
  xor    %eax,%eax
L69:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L21
  add    $0x18,%rsp
  pop    %rbp
  pop    %r12
  ret
  nopl   0x0(%rax)
L20:
  mov    %rsp,%rsi
  mov    %r12,%rdi
  call   <stat@plt>
  test   %eax,%eax
  jne    L53
  mov    0x4(%rsp),%edi
  call   <S_ISREG@plt>
  test   %rax,%rax
  je     L53
  xor    %eax,%eax
  cmpl   $0x1,(%rsp)
  setg   %al
  jmp    L69
  nopl   0x0(%rax,%rax,1)
L8:
  mov    $0x2b,%esi
  mov    %rbp,%rdi
  call   <strchr@plt>
  test   %rax,%rax
  jne    L30
  jmp    L53
L21:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: tag: D1
datatype: string

tool: D1: wa

assistant: ```c
int is_cow_fopen(char const *name, char const *mode) {
  struct stat stb;
  return (strchr("wa", *mode) != NULL || strchr(mode, '+') != NULL) && cow_name(name) && !stat(name, &stb) && S_ISREG(stb.st_mode) && stb.st_nlink > 1;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<mmap>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %edx,-0x24(%rbp)
  mov    %ecx,-0x28(%rbp)
  mov    %r8d,-0x2c(%rbp)
  mov    %r9,-0x38(%rbp)
  mov    D27(%rip),%rax
  mov    (%rax),%eax
  mov    %eax,%edi
  call   <sysconf@plt>
  mov    %rax,-0x10(%rbp)
  mov    -0x10(%rbp),%rax
  sub    $0x1,%rax
  and    -0x38(%rbp),%rax
  test   %rax,%rax
  je     L19
  mov    D11(%rip),%rax
  mov    (%rax),%eax
  mov    %eax,%edi
  call   <__set_errno@plt>
  mov    D15(%rip),%rax
  mov    (%rax),%rax
  jmp    L12
L19:
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <__builtin_clz@plt>
  mov    %eax,%edx
  mov    $0x1f,%eax
  sub    %edx,%eax
  mov    -0x38(%rbp),%rdx
  mov    %eax,%ecx
  shr    %cl,%rdx
  mov    %rdx,%rax
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%r8
  mov    -0x2c(%rbp),%edi
  mov    -0x28(%rbp),%ecx
  mov    -0x24(%rbp),%edx
  mov    -0x20(%rbp),%rsi
  mov    -0x18(%rbp),%rax
  mov    %r8,%r9
  mov    %edi,%r8d
  mov    %rax,%rdi
  call   <mmap2@plt>
L12:
  leave
  ret
```

assistant: ```c
void *mmap(void *addr, size_t len, int prot, int flags, int fd, __off_t offset) {
  unsigned long page_size = sysconf(_SC_PAGESIZE);
  unsigned long pgoff;
  if (offset & (page_size - 1)) {
    __set_errno(EINVAL);
    return MAP_FAILED;
  }
  pgoff = (unsigned long)offset >> (31 - __builtin_clz(page_size));
  return mmap2(addr, len, prot, flags, fd, pgoff);
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<mmap>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbp
  mov    %rsi,%r12
  mov    %edx,%r13d
  mov    %ecx,%r14d
  mov    %r8d,%r15d
  mov    %r9,%rbx
  mov    D23(%rip),%rax
  mov    (%rax),%edi
  call   <sysconf@plt>
  mov    %rax,%rdi
  lea    -0x1(%rax),%rax
  test   %rbx,%rax
  jne    L18
  call   <__builtin_clz@plt>
  mov    $0x1f,%ecx
  sub    %eax,%ecx
  shr    %cl,%rbx
  mov    %rbx,%r9
  mov    %r15d,%r8d
  mov    %r14d,%ecx
  mov    %r13d,%edx
  mov    %r12,%rsi
  mov    %rbp,%rdi
  call   <mmap2@plt>
L2:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L18:
  mov    D3(%rip),%rax
  mov    (%rax),%edi
  call   <__set_errno@plt>
  mov    D24(%rip),%rax
  mov    (%rax),%rax
  jmp    L2
```

assistant: ```c
void *mmap(void *addr, size_t len, int prot, int flags, int fd, __off_t offset) {
  unsigned long page_size = sysconf(_SC_PAGESIZE);
  unsigned long pgoff;
  if (offset & (page_size - 1)) {
    __set_errno(EINVAL);
    return MAP_FAILED;
  }
  pgoff = (unsigned long)offset >> (31 - __builtin_clz(page_size));
  return mmap2(addr, len, prot, flags, fd, pgoff);
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<mmap>:
  endbr64
  push   %r15
  mov    %r8d,%r15d
  push   %r14
  mov    %ecx,%r14d
  push   %r13
  mov    %edx,%r13d
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  mov    %r9,%rbx
  sub    $0x8,%rsp
  mov    D3(%rip),%rax
  mov    (%rax),%edi
  call   <sysconf@plt>
  mov    %rax,%rdi
  sub    $0x1,%rax
  test   %rbx,%rax
  jne    L0
  call   <__builtin_clz@plt>
  mov    $0x1f,%ecx
  mov    %r15d,%r8d
  mov    %r13d,%edx
  sub    %eax,%ecx
  add    $0x8,%rsp
  mov    %r12,%rsi
  mov    %rbp,%rdi
  shr    %cl,%rbx
  mov    %r14d,%ecx
  mov    %rbx,%r9
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  jmp    1090 <mmap2@plt>
  nopw   0x0(%rax,%rax,1)
L0:
  mov    D16(%rip),%rax
  mov    (%rax),%edi
  call   <__set_errno@plt>
  mov    D19(%rip),%rax
  mov    (%rax),%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
void *mmap(void *addr, size_t len, int prot, int flags, int fd, __off_t offset) {
  unsigned long page_size = sysconf(_SC_PAGESIZE);
  unsigned long pgoff;
  if (offset & (page_size - 1)) {
    __set_errno(EINVAL);
    return MAP_FAILED;
  }
  pgoff = (unsigned long)offset >> (31 - __builtin_clz(page_size));
  return mmap2(addr, len, prot, flags, fd, pgoff);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<mmap>:
  endbr64
  push   %r15
  mov    %r8d,%r15d
  push   %r14
  mov    %ecx,%r14d
  push   %r13
  mov    %edx,%r13d
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  mov    %r9,%rbx
  sub    $0x8,%rsp
  mov    D9(%rip),%rax
  mov    (%rax),%edi
  call   <sysconf@plt>
  mov    %rax,%rdi
  sub    $0x1,%rax
  test   %rbx,%rax
  jne    L2
  call   <__builtin_clz@plt>
  mov    $0x1f,%ecx
  mov    %r15d,%r8d
  mov    %r13d,%edx
  sub    %eax,%ecx
  add    $0x8,%rsp
  mov    %r12,%rsi
  mov    %rbp,%rdi
  shr    %cl,%rbx
  mov    %r14d,%ecx
  mov    %rbx,%r9
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  jmp    1090 <mmap2@plt>
  nopw   0x0(%rax,%rax,1)
L2:
  mov    D16(%rip),%rax
  mov    (%rax),%edi
  call   <__set_errno@plt>
  mov    D18(%rip),%rax
  mov    (%rax),%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
void *mmap(void *addr, size_t len, int prot, int flags, int fd, __off_t offset) {
  unsigned long page_size = sysconf(_SC_PAGESIZE);
  unsigned long pgoff;
  if (offset & (page_size - 1)) {
    __set_errno(EINVAL);
    return MAP_FAILED;
  }
  pgoff = (unsigned long)offset >> (31 - __builtin_clz(page_size));
  return mmap2(addr, len, prot, flags, fd, pgoff);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<gcd>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  cmpq   $0x0,-0x18(%rbp)
  jne    L41
  mov    -0x20(%rbp),%rax
  jmp    L116
L41:
  cmpq   $0x0,-0x20(%rbp)
  jne    L76
  mov    -0x18(%rbp),%rax
  jmp    L116
L76:
  movq   $0x0,-0x10(%rbp)
  jmp    L77
L37:
  sarq   -0x18(%rbp)
  sarq   -0x20(%rbp)
  addq   $0x1,-0x10(%rbp)
L77:
  mov    -0x18(%rbp),%rax
  or     -0x20(%rbp),%rax
  and    $0x1,%eax
  test   %rax,%rax
  je     L37
  jmp    L12
L43:
  sarq   -0x18(%rbp)
L12:
  mov    -0x18(%rbp),%rax
  and    $0x1,%eax
  test   %rax,%rax
  je     L43
  jmp    L6
L44:
  sarq   -0x20(%rbp)
L6:
  mov    -0x20(%rbp),%rax
  and    $0x1,%eax
  test   %rax,%rax
  je     L44
  mov    -0x18(%rbp),%rax
  cmp    -0x20(%rbp),%rax
  jle    L10
  mov    -0x20(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,-0x20(%rbp)
  mov    -0x8(%rbp),%rax
  mov    %rax,-0x18(%rbp)
L10:
  mov    -0x18(%rbp),%rax
  sub    %rax,-0x20(%rbp)
  cmpq   $0x0,-0x20(%rbp)
  jne    L6
  mov    -0x10(%rbp),%rax
  mov    %eax,%edx
  mov    -0x18(%rbp),%rax
  mov    %edx,%ecx
  shl    %cl,%rax
L116:
  pop    %rbp
  ret
```

assistant: ```c
long long gcd(long long u, long long v) {
  long long shift;
  if (u == 0L)
    return v;
  if (v == 0L)
    return u;
  for (shift = 0L; ((u | v) & 1L) == 0L; ++shift) {
    u >>= 1;
    v >>= 1;
  }
  while ((u & 1L) == 0L)
    u >>= 1L;
  do {
    while ((v & 1L) == 0L)
      v >>= 1L;
    if (u > v) {
      long long t = v;
      v = u;
      u = t;
    }
    v = v - u;
  } while (v != 0L);
  return u << shift;
}
```
user: Translate the below assembly code into C programming language:

```asm
<gcd>:
  endbr64
  mov    %rsi,%rax
  test   %rdi,%rdi
  je     L85
  mov    %rdi,%rax
  test   %rsi,%rsi
  je     L85
  mov    %rdi,%rcx
  or     %rsi,%rcx
  and    $0x1,%ecx
  jne    L100
L19:
  sar    %rdi
  sar    %rsi
  add    $0x1,%rcx
  mov    %rdi,%rax
  or     %rsi,%rax
  test   $0x1,%al
  je     L19
L65:
  test   $0x1,%dil
  jne    L97
L80:
  sar    %rdi
  test   $0x1,%dil
  je     L80
  jmp    L97
L100:
  mov    $0x0,%ecx
  jmp    L65
L0:
  sar    %rsi
L97:
  test   $0x1,%sil
  je     L0
  cmp    %rsi,%rdi
  jle    L104
  mov    %rdi,%rax
  mov    %rsi,%rdi
  mov    %rax,%rsi
L104:
  sub    %rdi,%rsi
  jne    L97
  mov    %rdi,%rax
  shl    %cl,%rax
L85:
  ret
```

assistant: ```c
long long gcd(long long u, long long v) {
  long long shift;
  if (u == 0L)
    return v;
  if (v == 0L)
    return u;
  for (shift = 0L; ((u | v) & 1L) == 0L; ++shift) {
    u >>= 1;
    v >>= 1;
  }
  while ((u & 1L) == 0L)
    u >>= 1L;
  do {
    while ((v & 1L) == 0L)
      v >>= 1L;
    if (u > v) {
      long long t = v;
      v = u;
      u = t;
    }
    v = v - u;
  } while (v != 0L);
  return u << shift;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<gcd>:
  endbr64
  mov    %rsi,%rax
  test   %rdi,%rdi
  je     L14
  mov    %rdi,%rax
  test   %rsi,%rsi
  je     L14
  mov    %rdi,%rcx
  or     %rsi,%rcx
  and    $0x1,%ecx
  jne    L77
  nop
L30:
  sar    %rdi
  sar    %rsi
  add    $0x1,%rcx
  mov    %rdi,%rax
  or     %rsi,%rax
  test   $0x1,%al
  je     L30
L76:
  test   $0x1,%dil
  jne    L63
  nopw   0x0(%rax,%rax,1)
L11:
  sar    %rdi
  test   $0x1,%dil
  je     L11
  nopl   0x0(%rax)
L63:
  test   $0x1,%sil
  je     L22
  cmp    %rsi,%rdi
  jle    L20
  mov    %rdi,%rax
  mov    %rsi,%rdi
  mov    %rax,%rsi
L20:
  sub    %rdi,%rsi
  jne    L63
  mov    %rdi,%rax
  shl    %cl,%rax
L14:
  ret
L22:
  sar    %rsi
  jmp    L63
L77:
  xor    %ecx,%ecx
  jmp    L76
```

assistant: ```c
long long gcd(long long u, long long v) {
  long long shift;
  if (u == 0L)
    return v;
  if (v == 0L)
    return u;
  for (shift = 0L; ((u | v) & 1L) == 0L; ++shift) {
    u >>= 1;
    v >>= 1;
  }
  while ((u & 1L) == 0L)
    u >>= 1L;
  do {
    while ((v & 1L) == 0L)
      v >>= 1L;
    if (u > v) {
      long long t = v;
      v = u;
      u = t;
    }
    v = v - u;
  } while (v != 0L);
  return u << shift;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<gcd>:
  endbr64
  mov    %rsi,%rax
  test   %rdi,%rdi
  je     L37
  mov    %rdi,%rax
  test   %rsi,%rsi
  je     L37
  mov    %rdi,%rcx
  or     %rsi,%rcx
  and    $0x1,%ecx
  jne    L103
  nop
L98:
  sar    %rdi
  sar    %rsi
  add    $0x1,%rcx
  mov    %rdi,%rax
  or     %rsi,%rax
  test   $0x1,%al
  je     L98
L24:
  test   $0x1,%dil
  jne    L84
  nopw   0x0(%rax,%rax,1)
L43:
  sar    %rdi
  test   $0x1,%dil
  je     L43
  nopl   0x0(%rax)
L84:
  test   $0x1,%sil
  je     L96
  cmp    %rsi,%rdi
  jle    L42
  mov    %rdi,%rax
  mov    %rsi,%rdi
  mov    %rax,%rsi
L42:
  sub    %rdi,%rsi
  jne    L84
  mov    %rdi,%rax
  shl    %cl,%rax
L37:
  ret
L96:
  sar    %rsi
  jmp    L84
L103:
  xor    %ecx,%ecx
  jmp    L24
```

assistant: ```c
long long gcd(long long u, long long v) {
  long long shift;
  if (u == 0L)
    return v;
  if (v == 0L)
    return u;
  for (shift = 0L; ((u | v) & 1L) == 0L; ++shift) {
    u >>= 1;
    v >>= 1;
  }
  while ((u & 1L) == 0L)
    u >>= 1L;
  do {
    while ((v & 1L) == 0L)
      v >>= 1L;
    if (u > v) {
      long long t = v;
      v = u;
      u = t;
    }
    v = v - u;
  } while (v != 0L);
  return u << shift;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<rhash_u32_mem_swap>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    -0x1c(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x8(%rbp)
  jmp    L11
L18:
  mov    -0x18(%rbp),%rax
  mov    (%rax),%eax
  bswap  %eax
  mov    %eax,%edx
  mov    -0x18(%rbp),%rax
  mov    %edx,(%rax)
  addq   $0x4,-0x18(%rbp)
L11:
  mov    -0x18(%rbp),%rax
  cmp    -0x8(%rbp),%rax
  jb     L18
  nop
  nop
  pop    %rbp
  ret
```

assistant: ```c
void rhash_u32_mem_swap(unsigned *arr, int length) {
  unsigned *end = arr + length;
  for (; arr < end; arr++) {
    *arr = __builtin_bswap32(*arr);
  }
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<rhash_u32_mem_swap>:
  endbr64
  movslq %esi,%rsi
  lea    (%rdi,%rsi,4),%rdx
  cmp    %rdx,%rdi
  jae    L3
L1:
  mov    (%rdi),%eax
  bswap  %eax
  mov    %eax,(%rdi)
  add    $0x4,%rdi
  cmp    %rdi,%rdx
  ja     L1
L3:
  ret
```

assistant: ```c
void rhash_u32_mem_swap(unsigned *arr, int length) {
  unsigned *end = arr + length;
  for (; arr < end; arr++) {
    *arr = __builtin_bswap32(*arr);
  }
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<rhash_u32_mem_swap>:
  endbr64
  movslq %esi,%rsi
  lea    (%rdi,%rsi,4),%rdx
  cmp    %rdx,%rdi
  jae    L1
L4:
  mov    (%rdi),%eax
  add    $0x4,%rdi
  bswap  %eax
  mov    %eax,-0x4(%rdi)
  cmp    %rdi,%rdx
  ja     L4
L1:
  ret
```

assistant: ```c
void rhash_u32_mem_swap(unsigned *arr, int length) {
  unsigned *end = arr + length;
  for (; arr < end; arr++) {
    *arr = __builtin_bswap32(*arr);
  }
}
```
user: What is the c source code of the assembly code below:

```asm
<rhash_u32_mem_swap>:
  endbr64
  movslq %esi,%rsi
  lea    (%rdi,%rsi,4),%rdx
  cmp    %rdx,%rdi
  jae    L6
L9:
  mov    (%rdi),%eax
  add    $0x4,%rdi
  bswap  %eax
  mov    %eax,-0x4(%rdi)
  cmp    %rdi,%rdx
  ja     L9
L6:
  ret
```

assistant: ```c
void rhash_u32_mem_swap(unsigned *arr, int length) {
  unsigned *end = arr + length;
  for (; arr < end; arr++) {
    *arr = __builtin_bswap32(*arr);
  }
}
```