ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<strprefix>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  mov    %rsi,%rbp
  call   <strlen@plt>
  mov    %eax,%r12d
  mov    %rbp,%rdi
  call   <strlen@plt>
  mov    %eax,%edx
  mov    $0x0,%eax
  cmp    %r12d,%edx
  jl     L5
  test   %r12d,%r12d
  jle    L3
  lea    -0x1(%r12),%ecx
  mov    $0x0,%eax
  jmp    L0
L43:
  mov    %rdx,%rax
L0:
  movzbl 0x0(%rbp,%rax,1),%esi
  cmp    %sil,(%rbx,%rax,1)
  jne    L28
  lea    0x1(%rax),%rdx
  cmp    %rcx,%rax
  jne    L43
  mov    $0x1,%eax
  jmp    L5
L3:
  mov    $0x1,%eax
  jmp    L5
L28:
  mov    $0x0,%eax
L5:
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
int strprefix(const char *pre, const char *s) {
  int n = strlen(pre);
  if (strlen(s) < n)
    return 0;
  for (int i = 0; i < n; i++)
    if (pre[i] != s[i])
      return 0;
  return 1;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<strprefix>:
  endbr64
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  call   <strlen@plt>
  mov    %r12,%rdi
  mov    %eax,%ebx
  call   <strlen@plt>
  mov    %eax,%r8d
  xor    %eax,%eax
  cmp    %ebx,%r8d
  jl     L5
  test   %ebx,%ebx
  jle    L45
  movslq %ebx,%rax
  xor    %edx,%edx
  jmp    L14
  nopw   0x0(%rax,%rax,1)
L43:
  add    $0x1,%rdx
  cmp    %rax,%rdx
  je     L45
L14:
  movzbl (%r12,%rdx,1),%ecx
  cmp    %cl,0x0(%rbp,%rdx,1)
  je     L43
  xor    %eax,%eax
L5:
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopl   0x0(%rax,%rax,1)
L45:
  pop    %rbx
  mov    $0x1,%eax
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
int strprefix(const char *pre, const char *s) {
  int n = strlen(pre);
  if (strlen(s) < n)
    return 0;
  for (int i = 0; i < n; i++)
    if (pre[i] != s[i])
      return 0;
  return 1;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<strprefix>:
  endbr64
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  call   <strlen@plt>
  mov    %r12,%rdi
  mov    %eax,%ebx
  call   <strlen@plt>
  mov    %eax,%r8d
  xor    %eax,%eax
  cmp    %ebx,%r8d
  jl     L28
  test   %ebx,%ebx
  jle    L0
  movslq %ebx,%rax
  xor    %edx,%edx
  jmp    L27
  nopw   0x0(%rax,%rax,1)
L48:
  add    $0x1,%rdx
  cmp    %rax,%rdx
  je     L0
L27:
  movzbl (%r12,%rdx,1),%ecx
  cmp    %cl,0x0(%rbp,%rdx,1)
  je     L48
  xor    %eax,%eax
L28:
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopl   0x0(%rax,%rax,1)
L0:
  pop    %rbx
  mov    $0x1,%eax
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
int strprefix(const char *pre, const char *s) {
  int n = strlen(pre);
  if (strlen(s) < n)
    return 0;
  for (int i = 0; i < n; i++)
    if (pre[i] != s[i])
      return 0;
  return 1;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<get_pointer_llvm>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    $0x1,%esi
  mov    $0x400,%edi
  call   <calloc@plt>
  mov    %rax,-0x10(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <charalloc@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x20(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <get_token_llvm@plt>
  mov    -0x10(%rbp),%rax
  lea    D12(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcpy@plt>
  mov    -0x20(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <get_token_llvm@plt>
  mov    -0x10(%rbp),%rax
  lea    D12(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcpy@plt>
  mov    -0x20(%rbp),%rax
  lea    D1(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %eax,%eax
  jne    L6
  mov    -0x20(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <get_token_llvm@plt>
  mov    -0x20(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <get_irtype_llvm@plt>
  mov    -0x20(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <get_token_llvm@plt>
  mov    -0x20(%rbp),%rdx
  mov    -0x10(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcpy@plt>
  mov    -0x10(%rbp),%rdx
  mov    -0x20(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcpy@plt>
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    $0x0,%eax
  jmp    L11
L6:
  mov    -0x20(%rbp),%rdx
  mov    -0x10(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcpy@plt>
  mov    -0x10(%rbp),%rdx
  mov    -0x20(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcpy@plt>
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    $0x0,%eax
L11:
  leave
  ret
```

tool_calls: name: read_data
arguments: tag: D12
datatype: string
name: read_data
arguments: tag: D1
datatype: string

tool: 

tool: D1: inbounds

assistant: ```c
int get_pointer_llvm(char *line, char *token) {
  char *result;
  char *line_org;
  result = calloc(1024, 1);
  line_org = charalloc(line);
  get_token_llvm(line_org, token);
  strcpy(result, "");
  get_token_llvm(line_org, token);
  strcpy(result, "");
  if (!strcmp(token, "inbounds")) {
    get_token_llvm(line_org, token);
  } else {
    strcpy(result, token);
    strcpy(token, result);
    free(line_org);
    return 0;
  }
  get_irtype_llvm(line_org, token);
  get_token_llvm(line_org, token);
  strcpy(result, token);
  strcpy(token, result);
  free(line_org);
  free(result);
  return 0;
}
```
user: Translate the below assembly code into C programming language:

```asm
<get_pointer_llvm>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbp
  mov    %rsi,%rbx
  mov    $0x1,%esi
  mov    $0x400,%edi
  call   <calloc@plt>
  mov    %rax,%r12
  mov    %rbp,%rdi
  call   <charalloc@plt>
  mov    %rax,%rbp
  mov    %rbx,%rsi
  mov    %rax,%rdi
  call   <get_token_llvm@plt>
  lea    D3(%rip),%r13
  mov    %r13,%rsi
  mov    %r12,%rdi
  call   <strcpy@plt>
  mov    %rbx,%rsi
  mov    %rbp,%rdi
  call   <get_token_llvm@plt>
  mov    %r13,%rsi
  mov    %r12,%rdi
  call   <strcpy@plt>
  lea    D1(%rip),%rsi
  mov    %rbx,%rdi
  call   <strcmp@plt>
  test   %eax,%eax
  jne    L12
  mov    %rbx,%rsi
  mov    %rbp,%rdi
  call   <get_token_llvm@plt>
  mov    %rbx,%rsi
  mov    %rbp,%rdi
  call   <get_irtype_llvm@plt>
  mov    %rbx,%rsi
  mov    %rbp,%rdi
  call   <get_token_llvm@plt>
  mov    %rbx,%rsi
  mov    %r12,%rdi
  call   <strcpy@plt>
  mov    %r12,%rsi
  mov    %rbx,%rdi
  call   <strcpy@plt>
  mov    %rbp,%rdi
  call   <free@plt>
  mov    %r12,%rdi
  call   <free@plt>
L7:
  mov    $0x0,%eax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L12:
  mov    %rbx,%rsi
  mov    %r12,%rdi
  call   <strcpy@plt>
  mov    %r12,%rsi
  mov    %rbx,%rdi
  call   <strcpy@plt>
  mov    %rbp,%rdi
  call   <free@plt>
  jmp    L7
```

tool_calls: name: parse_data
arguments: data_label: D3
type_infered: string
name: parse_data
arguments: data_label: D1
type_infered: string

tool: 

tool: D1: inbounds

assistant: ```c
int get_pointer_llvm(char *line, char *token) {
  char *result;
  char *line_org;
  result = calloc(1024, 1);
  line_org = charalloc(line);
  get_token_llvm(line_org, token);
  strcpy(result, "");
  get_token_llvm(line_org, token);
  strcpy(result, "");
  if (!strcmp(token, "inbounds")) {
    get_token_llvm(line_org, token);
  } else {
    strcpy(result, token);
    strcpy(token, result);
    free(line_org);
    return 0;
  }
  get_irtype_llvm(line_org, token);
  get_token_llvm(line_org, token);
  strcpy(result, token);
  strcpy(token, result);
  free(line_org);
  free(result);
  return 0;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<get_pointer_llvm>:
  endbr64
  push   %r14
  lea    D19(%rip),%r14
  push   %r13
  push   %r12
  mov    %rdi,%r12
  mov    $0x400,%edi
  push   %rbp
  mov    %rsi,%rbp
  mov    $0x1,%esi
  sub    $0x8,%rsp
  call   <calloc@plt>
  mov    %r12,%rdi
  mov    %rax,%r13
  call   <charalloc@plt>
  mov    %rbp,%rsi
  mov    %rax,%rdi
  mov    %rax,%r12
  call   <get_token_llvm@plt>
  mov    %r14,%rsi
  mov    %r13,%rdi
  call   <strcpy@plt>
  mov    %rbp,%rsi
  mov    %r12,%rdi
  call   <get_token_llvm@plt>
  mov    %r14,%rsi
  mov    %r13,%rdi
  call   <strcpy@plt>
  lea    D17(%rip),%rsi
  mov    %rbp,%rdi
  call   <strcmp@plt>
  mov    %rbp,%rsi
  test   %eax,%eax
  jne    L0
  mov    %r12,%rdi
  call   <get_token_llvm@plt>
  mov    %rbp,%rsi
  mov    %r12,%rdi
  call   <get_irtype_llvm@plt>
  mov    %rbp,%rsi
  mov    %r12,%rdi
  call   <get_token_llvm@plt>
  mov    %rbp,%rsi
  mov    %r13,%rdi
  call   <strcpy@plt>
  mov    %r13,%rsi
  mov    %rbp,%rdi
  call   <strcpy@plt>
  mov    %r12,%rdi
  call   <free@plt>
  mov    %r13,%rdi
  call   <free@plt>
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopl   (%rax)
L0:
  mov    %r13,%rdi
  call   <strcpy@plt>
  mov    %r13,%rsi
  mov    %rbp,%rdi
  call   <strcpy@plt>
  mov    %r12,%rdi
  call   <free@plt>
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
```

tool_calls: name: disassemble_data
arguments: label: D19
type_guessed: string
name: disassemble_data
arguments: label: D17
type_guessed: string

tool: 

tool: D17: inbounds

assistant: ```c
int get_pointer_llvm(char *line, char *token) {
  char *result;
  char *line_org;
  result = calloc(1024, 1);
  line_org = charalloc(line);
  get_token_llvm(line_org, token);
  strcpy(result, "");
  get_token_llvm(line_org, token);
  strcpy(result, "");
  if (!strcmp(token, "inbounds")) {
    get_token_llvm(line_org, token);
  } else {
    strcpy(result, token);
    strcpy(token, result);
    free(line_org);
    return 0;
  }
  get_irtype_llvm(line_org, token);
  get_token_llvm(line_org, token);
  strcpy(result, token);
  strcpy(token, result);
  free(line_org);
  free(result);
  return 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<get_pointer_llvm>:
  endbr64
  push   %r14
  lea    D13(%rip),%r14
  push   %r13
  push   %r12
  mov    %rdi,%r12
  mov    $0x400,%edi
  push   %rbp
  mov    %rsi,%rbp
  mov    $0x1,%esi
  sub    $0x8,%rsp
  call   <calloc@plt>
  mov    %r12,%rdi
  mov    %rax,%r13
  call   <charalloc@plt>
  mov    %rbp,%rsi
  mov    %rax,%rdi
  mov    %rax,%r12
  call   <get_token_llvm@plt>
  mov    %r14,%rsi
  mov    %r13,%rdi
  call   <strcpy@plt>
  mov    %rbp,%rsi
  mov    %r12,%rdi
  call   <get_token_llvm@plt>
  mov    %r14,%rsi
  mov    %r13,%rdi
  call   <strcpy@plt>
  lea    D9(%rip),%rsi
  mov    %rbp,%rdi
  call   <strcmp@plt>
  mov    %rbp,%rsi
  test   %eax,%eax
  jne    L4
  mov    %r12,%rdi
  call   <get_token_llvm@plt>
  mov    %rbp,%rsi
  mov    %r12,%rdi
  call   <get_irtype_llvm@plt>
  mov    %rbp,%rsi
  mov    %r12,%rdi
  call   <get_token_llvm@plt>
  mov    %rbp,%rsi
  mov    %r13,%rdi
  call   <strcpy@plt>
  mov    %r13,%rsi
  mov    %rbp,%rdi
  call   <strcpy@plt>
  mov    %r12,%rdi
  call   <free@plt>
  mov    %r13,%rdi
  call   <free@plt>
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
  nopl   (%rax)
L4:
  mov    %r13,%rdi
  call   <strcpy@plt>
  mov    %r13,%rsi
  mov    %rbp,%rdi
  call   <strcpy@plt>
  mov    %r12,%rdi
  call   <free@plt>
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
```

tool_calls: name: unpack_data
arguments: data_tag: D13
datatype: string
name: unpack_data
arguments: data_tag: D9
datatype: string

tool: 

tool: D9: inbounds

assistant: ```c
int get_pointer_llvm(char *line, char *token) {
  char *result;
  char *line_org;
  result = calloc(1024, 1);
  line_org = charalloc(line);
  get_token_llvm(line_org, token);
  strcpy(result, "");
  get_token_llvm(line_org, token);
  strcpy(result, "");
  if (!strcmp(token, "inbounds")) {
    get_token_llvm(line_org, token);
  } else {
    strcpy(result, token);
    strcpy(token, result);
    free(line_org);
    return 0;
  }
  get_irtype_llvm(line_org, token);
  get_token_llvm(line_org, token);
  strcpy(result, token);
  strcpy(token, result);
  free(line_org);
  free(result);
  return 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<from_bigendian>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %edi,-0x24(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x24(%rbp),%eax
  mov    %eax,-0x20(%rbp)
  mov    -0x20(%rbp),%eax
  shl    $0x18,%eax
  mov    %eax,%edx
  mov    -0x1c(%rbp),%eax
  shl    $0x10,%eax
  or     %eax,%edx
  mov    -0x18(%rbp),%eax
  shl    $0x8,%eax
  or     %eax,%edx
  mov    -0x14(%rbp),%eax
  or     %edx,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L3
  call   <__stack_chk_fail@plt>
L3:
  leave
  ret
```

assistant: ```c
uint32_t from_bigendian(uint32_t n) {
  union {
    uint32_t big;
    uint8_t bytes[4];
  } u;
  u.big = n;
  return u.bytes[0] << 24 | u.bytes[1] << 16 | u.bytes[2] << 8 | u.bytes[3];
}
```
user: Translate the below assembly code into C programming language:

```asm
<from_bigendian>:
  endbr64
  mov    %edi,%eax
  shl    $0x18,%eax
  ret
```

assistant: ```c
uint32_t from_bigendian(uint32_t n) {
  union {
    uint32_t big;
    uint8_t bytes[4];
  } u;
  u.big = n;
  return u.bytes[0] << 24 | u.bytes[1] << 16 | u.bytes[2] << 8 | u.bytes[3];
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<from_bigendian>:
  endbr64
  mov    %edi,%eax
  shl    $0x18,%eax
  ret
```

assistant: ```c
uint32_t from_bigendian(uint32_t n) {
  union {
    uint32_t big;
    uint8_t bytes[4];
  } u;
  u.big = n;
  return u.bytes[0] << 24 | u.bytes[1] << 16 | u.bytes[2] << 8 | u.bytes[3];
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<from_bigendian>:
  endbr64
  mov    %edi,%eax
  shl    $0x18,%eax
  ret
```

assistant: ```c
uint32_t from_bigendian(uint32_t n) {
  union {
    uint32_t big;
    uint8_t bytes[4];
  } u;
  u.big = n;
  return u.bytes[0] << 24 | u.bytes[1] << 16 | u.bytes[2] << 8 | u.bytes[3];
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<gf256mul>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x14(%rbp)
  mov    %esi,-0x18(%rbp)
  mov    %edx,-0x1c(%rbp)
  movl   $0x0,-0x8(%rbp)
  movl   $0x0,-0xc(%rbp)
  jmp    L23
L19:
  mov    -0x18(%rbp),%eax
  and    $0x1,%eax
  test   %eax,%eax
  je     L29
  mov    -0x14(%rbp),%eax
  xor    %eax,-0x8(%rbp)
L29:
  mov    -0x14(%rbp),%eax
  and    $0x80,%eax
  mov    %eax,-0x4(%rbp)
  shll   -0x14(%rbp)
  cmpl   $0x0,-0x4(%rbp)
  je     L22
  mov    -0x1c(%rbp),%eax
  xor    %eax,-0x14(%rbp)
L22:
  sarl   -0x18(%rbp)
  addl   $0x1,-0xc(%rbp)
L23:
  cmpl   $0x7,-0xc(%rbp)
  jle    L19
  mov    -0x8(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
uint8_t gf256mul(uint8_t a, uint8_t b, uint8_t reducer) {
  uint8_t i;
  uint8_t p = 0, t;
  for (i = 0; i < 8; ++i) {
    if (b & 1)
      p ^= a;
    t = a & 0x80;
    a <<= 1;
    if (t)
      a ^= reducer;
    b >>= 1;
  }
  return p;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<gf256mul>:
  endbr64
  mov    $0x8,%ecx
  mov    $0x0,%eax
L0:
  mov    %eax,%r8d
  xor    %edi,%r8d
  test   $0x1,%sil
  cmovne %r8d,%eax
  mov    %edi,%r9d
  and    $0x80,%r9d
  add    %edi,%edi
  mov    %edi,%r8d
  xor    %edx,%r8d
  test   %r9d,%r9d
  cmovne %r8d,%edi
  sar    %esi
  sub    $0x1,%ecx
  jne    L0
  ret
```

assistant: ```c
uint8_t gf256mul(uint8_t a, uint8_t b, uint8_t reducer) {
  uint8_t i;
  uint8_t p = 0, t;
  for (i = 0; i < 8; ++i) {
    if (b & 1)
      p ^= a;
    t = a & 0x80;
    a <<= 1;
    if (t)
      a ^= reducer;
    b >>= 1;
  }
  return p;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<gf256mul>:
  endbr64
  mov    $0x8,%ecx
  xor    %eax,%eax
  nopl   0x0(%rax,%rax,1)
L9:
  mov    %eax,%r8d
  mov    %edi,%r9d
  xor    %edi,%r8d
  test   $0x1,%sil
  cmovne %r8d,%eax
  add    %edi,%edi
  and    $0x80,%r9d
  mov    %edi,%r8d
  xor    %edx,%r8d
  test   %r9d,%r9d
  cmovne %r8d,%edi
  sar    %esi
  sub    $0x1,%ecx
  jne    L9
  ret
```

assistant: ```c
uint8_t gf256mul(uint8_t a, uint8_t b, uint8_t reducer) {
  uint8_t i;
  uint8_t p = 0, t;
  for (i = 0; i < 8; ++i) {
    if (b & 1)
      p ^= a;
    t = a & 0x80;
    a <<= 1;
    if (t)
      a ^= reducer;
    b >>= 1;
  }
  return p;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<gf256mul>:
  endbr64
  mov    %esi,%ecx
  mov    %esi,%eax
  lea    (%rdi,%rdi,1),%esi
  and    $0x1,%eax
  mov    %esi,%r8d
  cmovne %edi,%eax
  xor    %edx,%r8d
  and    $0x80,%edi
  cmovne %r8d,%esi
  mov    %eax,%edi
  xor    %esi,%edi
  test   $0x2,%cl
  cmovne %edi,%eax
  lea    (%rsi,%rsi,1),%edi
  mov    %edi,%r8d
  xor    %edx,%r8d
  and    $0x80,%esi
  mov    %eax,%esi
  cmovne %r8d,%edi
  xor    %edi,%esi
  test   $0x4,%cl
  cmovne %esi,%eax
  lea    (%rdi,%rdi,1),%esi
  mov    %esi,%r8d
  xor    %edx,%r8d
  and    $0x80,%edi
  mov    %eax,%edi
  cmovne %r8d,%esi
  xor    %esi,%edi
  test   $0x8,%cl
  cmovne %edi,%eax
  lea    (%rsi,%rsi,1),%edi
  mov    %edi,%r8d
  xor    %edx,%r8d
  and    $0x80,%esi
  mov    %eax,%esi
  cmovne %r8d,%edi
  xor    %edi,%esi
  test   $0x10,%cl
  cmovne %esi,%eax
  lea    (%rdi,%rdi,1),%esi
  mov    %esi,%r8d
  xor    %edx,%r8d
  and    $0x80,%edi
  mov    %eax,%edi
  cmovne %r8d,%esi
  xor    %esi,%edi
  test   $0x20,%cl
  cmovne %edi,%eax
  lea    (%rsi,%rsi,1),%edi
  mov    %edi,%r8d
  xor    %edx,%r8d
  and    $0x80,%esi
  mov    %eax,%esi
  cmovne %r8d,%edi
  xor    %edi,%esi
  test   $0x40,%cl
  cmovne %esi,%eax
  lea    (%rdi,%rdi,1),%esi
  xor    %esi,%edx
  and    $0x80,%edi
  cmovne %edx,%esi
  xor    %eax,%esi
  and    $0x80,%ecx
  cmovne %esi,%eax
  ret
```

assistant: ```c
uint8_t gf256mul(uint8_t a, uint8_t b, uint8_t reducer) {
  uint8_t i;
  uint8_t p = 0, t;
  for (i = 0; i < 8; ++i) {
    if (b & 1)
      p ^= a;
    t = a & 0x80;
    a <<= 1;
    if (t)
      a ^= reducer;
    b >>= 1;
  }
  return p;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<hash_dbj2>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  movq   $0x1505,-0x10(%rbp)
  jmp    L4
L9:
  mov    -0x10(%rbp),%rax
  shl    $0x5,%rax
  mov    %rax,%rdx
  mov    -0x10(%rbp),%rax
  add    %rax,%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x10(%rbp)
L4:
  mov    -0x18(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x18(%rbp)
  movzbl (%rax),%eax
  movsbq %al,%rax
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  jne    L9
  mov    -0x10(%rbp),%rax
  pop    %rbp
  ret
```

assistant: ```c
unsigned long hash_dbj2(char *str) {
  unsigned long hash = 5381;
  unsigned long c;
  while ((c = *str++) != '\0') {
    hash = ((hash << 5) + hash) + c;
  }
  return hash;
}
```
user: What is the c source code of the assembly code below:

```asm
<hash_dbj2>:
  endbr64
  lea    0x1(%rdi),%rcx
  movsbq (%rdi),%rdx
  test   %rdx,%rdx
  je     L9
  mov    $0x1505,%eax
L18:
  mov    %rax,%rsi
  shl    $0x5,%rsi
  add    %rsi,%rax
  add    %rdx,%rax
  add    $0x1,%rcx
  movsbq -0x1(%rcx),%rdx
  test   %rdx,%rdx
  jne    L18
  ret
L9:
  mov    $0x1505,%eax
  ret
```

assistant: ```c
unsigned long hash_dbj2(char *str) {
  unsigned long hash = 5381;
  unsigned long c;
  while ((c = *str++) != '\0') {
    hash = ((hash << 5) + hash) + c;
  }
  return hash;
}
```
user: Translate the below assembly code into C programming language:

```asm
<hash_dbj2>:
  endbr64
  movsbq (%rdi),%rdx
  lea    0x1(%rdi),%rcx
  mov    $0x1505,%eax
  test   %rdx,%rdx
  je     L5
  cs nopw 0x0(%rax,%rax,1)
L8:
  mov    %rax,%rsi
  add    $0x1,%rcx
  shl    $0x5,%rsi
  add    %rsi,%rax
  add    %rdx,%rax
  movsbq -0x1(%rcx),%rdx
  test   %rdx,%rdx
  jne    L8
  ret
  nopl   0x0(%rax)
L5:
  ret
```

assistant: ```c
unsigned long hash_dbj2(char *str) {
  unsigned long hash = 5381;
  unsigned long c;
  while ((c = *str++) != '\0') {
    hash = ((hash << 5) + hash) + c;
  }
  return hash;
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<hash_dbj2>:
  endbr64
  movsbq (%rdi),%rdx
  lea    0x1(%rdi),%rcx
  mov    $0x1505,%eax
  test   %rdx,%rdx
  je     L8
  cs nopw 0x0(%rax,%rax,1)
L3:
  mov    %rax,%rsi
  add    $0x1,%rcx
  shl    $0x5,%rsi
  add    %rsi,%rax
  add    %rdx,%rax
  movsbq -0x1(%rcx),%rdx
  test   %rdx,%rdx
  jne    L3
  ret
  nopl   0x0(%rax)
L8:
  ret
```

assistant: ```c
unsigned long hash_dbj2(char *str) {
  unsigned long hash = 5381;
  unsigned long c;
  while ((c = *str++) != '\0') {
    hash = ((hash << 5) + hash) + c;
  }
  return hash;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

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

assistant: ```c
int fclose_file_func(voidpf opaque, voidpf stream) {
  int ret;
  ret = fclose((FILE *)stream);
  return ret;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<fclose_file_func>:
  endbr64
  sub    $0x8,%rsp
  mov    %rsi,%rdi
  call   <fclose@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
int fclose_file_func(voidpf opaque, voidpf stream) {
  int ret;
  ret = fclose((FILE *)stream);
  return ret;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<fclose_file_func>:
  endbr64
  mov    %rsi,%rdi
  jmp    1050 <fclose@plt>
```

assistant: ```c
int fclose_file_func(voidpf opaque, voidpf stream) {
  int ret;
  ret = fclose((FILE *)stream);
  return ret;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<fclose_file_func>:
  endbr64
  mov    %rsi,%rdi
  jmp    1050 <fclose@plt>
```

assistant: ```c
int fclose_file_func(voidpf opaque, voidpf stream) {
  int ret;
  ret = fclose((FILE *)stream);
  return ret;
}
```
user: Translate the below assembly code into C programming language:

```asm
<bar>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  cmpq   $0x1f4,-0x18(%rbp)
  jbe    L11
  mov    -0x18(%rbp),%rax
  lea    0x8(%rax),%rdx
  mov    $0x10,%eax
  sub    $0x1,%rax
  add    %rdx,%rax
  mov    $0x10,%esi
  mov    $0x0,%edx
  div    %rsi
  imul   $0x10,%rax,%rax
  mov    %rax,%rcx
  and    $0xfffffffffffff000,%rcx
  mov    %rsp,%rdx
  sub    %rcx,%rdx
L8:
  cmp    %rdx,%rsp
  je     L6
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L8
L6:
  mov    %rax,%rdx
  and    $0xfff,%edx
  sub    %rdx,%rsp
  mov    %rax,%rdx
  and    $0xfff,%edx
  test   %rdx,%rdx
  je     L58
  and    $0xfff,%eax
  sub    $0x8,%rax
  add    %rsp,%rax
  orq    $0x0,(%rax)
L58:
  mov    %rsp,%rax
  add    $0xf,%rax
  shr    $0x4,%rax
  shl    $0x4,%rax
  mov    %rax,-0x10(%rbp)
  jmp    L55
L11:
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <malloc@plt>
  mov    %rax,-0x10(%rbp)
L55:
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <f@plt>
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L49
  call   <__stack_chk_fail@plt>
L49:
  leave
  ret
```

assistant: ```c
void bar(long unsigned int len) {
  void *p;
  if (len > 500)
    p = __builtin_alloca(len);
  else
    p = __builtin_malloc(len);
  f(p);
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<bar>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  cmp    $0x1f4,%rdi
  jbe    L20
  add    $0x17,%rdi
  mov    %rdi,%rdx
  and    $0xfffffffffffffff0,%rdx
  and    $0xfffffffffffff000,%rdi
  mov    %rsp,%rax
  sub    %rdi,%rax
L1:
  cmp    %rax,%rsp
  je     L34
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L1
L34:
  mov    %rdx,%rax
  and    $0xfff,%eax
  sub    %rax,%rsp
  test   %rax,%rax
  je     L3
  orq    $0x0,-0x8(%rsp,%rax,1)
L3:
  lea    0xf(%rsp),%rdi
  and    $0xfffffffffffffff0,%rdi
  jmp    L55
L20:
  call   <malloc@plt>
  mov    %rax,%rdi
L55:
  call   <f@plt>
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  jne    L40
  leave
  ret
L40:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void bar(long unsigned int len) {
  void *p;
  if (len > 500)
    p = __builtin_alloca(len);
  else
    p = __builtin_malloc(len);
  f(p);
}
```