ylfeng/ReF-Decompile-dataset huggingface dataset:
user: Converte this assembly snippet into its equivalent C code:

```asm
<substring>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    -0x1c(%rbp),%eax
  mov    %eax,-0xc(%rbp)
  jmp    L11
L8:
  mov    -0xc(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  lea    (%rdx,%rax,1),%rcx
  mov    -0xc(%rbp),%eax
  sub    -0x1c(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x8(%rbp),%rax
  add    %rax,%rdx
  movzbl (%rcx),%eax
  mov    %al,(%rdx)
  addl   $0x1,-0xc(%rbp)
L11:
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  cmp    %eax,-0xc(%rbp)
  jl     L8
  mov    -0x8(%rbp),%rax
  leave
  ret
```

assistant: ```c
char *substring(char *string, int start) {
  int i;
  char *resp;
  for (i = start; i < strlen(string); i++) {
    resp[i - start] = string[i];
  }
  return resp;
}
```
user: Translate the below assembly code into C programming language:

```asm
<substring>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbp
  movslq %esi,%r12
  mov    %r12,%rbx
  neg    %r12
  jmp    L9
L16:
  movzbl 0x0(%rbp,%rbx,1),%eax
  mov    %al,(%r12,%rbx,1)
  add    $0x1,%rbx
L9:
  mov    %rbp,%rdi
  call   <strlen@plt>
  cmp    %ebx,%eax
  jg     L16
  mov    $0x0,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
char *substring(char *string, int start) {
  int i;
  char *resp;
  for (i = start; i < strlen(string); i++) {
    resp[i - start] = string[i];
  }
  return resp;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<substring>:
  endbr64
  push   %r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  movslq %esi,%rbx
  mov    %rbx,%r12
  neg    %r12
  jmp    L4
  cs nopw 0x0(%rax,%rax,1)
L19:
  movzbl 0x0(%rbp,%rbx,1),%eax
  mov    %al,(%r12,%rbx,1)
  add    $0x1,%rbx
L4:
  mov    %rbp,%rdi
  call   <strlen@plt>
  cmp    %ebx,%eax
  jg     L19
  pop    %rbx
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
char *substring(char *string, int start) {
  int i;
  char *resp;
  for (i = start; i < strlen(string); i++) {
    resp[i - start] = string[i];
  }
  return resp;
}
```
user: Translate the below assembly code into C programming language:

```asm
<substring>:
  endbr64
  push   %r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  movslq %esi,%rbx
  mov    %rbx,%r12
  neg    %r12
  jmp    L3
  cs nopw 0x0(%rax,%rax,1)
L16:
  movzbl 0x0(%rbp,%rbx,1),%eax
  mov    %al,(%r12,%rbx,1)
  add    $0x1,%rbx
L3:
  mov    %rbp,%rdi
  call   <strlen@plt>
  cmp    %ebx,%eax
  jg     L16
  pop    %rbx
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
char *substring(char *string, int start) {
  int i;
  char *resp;
  for (i = start; i < strlen(string); i++) {
    resp[i - start] = string[i];
  }
  return resp;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<__vectorized_mult_accumulate>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %edx,-0x24(%rbp)
  pxor   %xmm0,%xmm0
  movsd  %xmm0,-0x8(%rbp)
  movl   $0x0,-0xc(%rbp)
  jmp    L11
L14:
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm1
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm0
  mulsd  %xmm1,%xmm0
  movsd  -0x8(%rbp),%xmm1
  addsd  %xmm1,%xmm0
  movsd  %xmm0,-0x8(%rbp)
  addl   $0x1,-0xc(%rbp)
L11:
  mov    -0xc(%rbp),%eax
  cmp    -0x24(%rbp),%eax
  jl     L14
  movsd  -0x8(%rbp),%xmm0
  movq   %xmm0,%rax
  movq   %rax,%xmm0
  pop    %rbp
  ret
```

assistant: ```c
double __vectorized_mult_accumulate(double *__restrict__ a, double *__restrict__ b, int n) {
  int i;
  double sum = 0.0;
  for (i = 0; i < n; i++) {
    sum += a[i] * b[i];
  }
  return sum;
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<__vectorized_mult_accumulate>:
  endbr64
  test   %edx,%edx
  jle    L8
  mov    %edx,%edx
  mov    $0x0,%eax
  pxor   %xmm1,%xmm1
L14:
  movsd  (%rdi,%rax,8),%xmm0
  mulsd  (%rsi,%rax,8),%xmm0
  addsd  %xmm0,%xmm1
  add    $0x1,%rax
  cmp    %rdx,%rax
  jne    L14
L4:
  movapd %xmm1,%xmm0
  ret
L8:
  pxor   %xmm1,%xmm1
  jmp    L4
```

assistant: ```c
double __vectorized_mult_accumulate(double *__restrict__ a, double *__restrict__ b, int n) {
  int i;
  double sum = 0.0;
  for (i = 0; i < n; i++) {
    sum += a[i] * b[i];
  }
  return sum;
}
```
user: Translate the below assembly code into C programming language:

```asm
<__vectorized_mult_accumulate>:
  endbr64
  test   %edx,%edx
  jle    L1
  movslq %edx,%rdx
  xor    %eax,%eax
  pxor   %xmm1,%xmm1
  nopl   0x0(%rax)
L9:
  movsd  (%rdi,%rax,8),%xmm0
  mulsd  (%rsi,%rax,8),%xmm0
  add    $0x1,%rax
  addsd  %xmm0,%xmm1
  cmp    %rax,%rdx
  jne    L9
  movapd %xmm1,%xmm0
  ret
  nopl   0x0(%rax)
L1:
  pxor   %xmm1,%xmm1
  movapd %xmm1,%xmm0
  ret
```

assistant: ```c
double __vectorized_mult_accumulate(double *__restrict__ a, double *__restrict__ b, int n) {
  int i;
  double sum = 0.0;
  for (i = 0; i < n; i++) {
    sum += a[i] * b[i];
  }
  return sum;
}
```
user: Translate the below assembly code into C programming language:

```asm
<__vectorized_mult_accumulate>:
  endbr64
  test   %edx,%edx
  jle    L16
  cmp    $0x1,%edx
  je     L30
  mov    %edx,%ecx
  xor    %eax,%eax
  pxor   %xmm0,%xmm0
  shr    %ecx
  shl    $0x4,%rcx
  nopl   0x0(%rax,%rax,1)
L40:
  movupd (%rdi,%rax,1),%xmm1
  movupd (%rsi,%rax,1),%xmm3
  add    $0x10,%rax
  mulpd  %xmm3,%xmm1
  addsd  %xmm1,%xmm0
  unpckhpd %xmm1,%xmm1
  addsd  %xmm1,%xmm0
  cmp    %rax,%rcx
  jne    L40
  mov    %edx,%eax
  and    $0xfffffffe,%eax
  and    $0x1,%edx
  je     L9
L10:
  cltq
  movsd  (%rsi,%rax,8),%xmm1
  mulsd  (%rdi,%rax,8),%xmm1
  addsd  %xmm1,%xmm0
  ret
  xchg   %ax,%ax
L9:
  ret
  nopl   0x0(%rax)
L16:
  pxor   %xmm0,%xmm0
  ret
L30:
  pxor   %xmm0,%xmm0
  xor    %eax,%eax
  jmp    L10
```

assistant: ```c
double __vectorized_mult_accumulate(double *__restrict__ a, double *__restrict__ b, int n) {
  int i;
  double sum = 0.0;
  for (i = 0; i < n; i++) {
    sum += a[i] * b[i];
  }
  return sum;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<try_cast_button>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    -0x10(%rbp),%rax
  lea    D21(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L24
  mov    -0x8(%rbp),%rax
  jmp    L30
L24:
  mov    -0x10(%rbp),%rax
  lea    D24(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L31
  mov    -0x8(%rbp),%rax
  jmp    L30
L31:
  mov    -0x10(%rbp),%rax
  lea    D4(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L61
  mov    -0x8(%rbp),%rax
  jmp    L30
L61:
  mov    -0x10(%rbp),%rax
  lea    D36(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L98
  mov    -0x8(%rbp),%rax
  jmp    L30
L98:
  mov    -0x10(%rbp),%rax
  lea    D18(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L93
  mov    -0x8(%rbp),%rax
  jmp    L30
L93:
  mov    $0x0,%eax
L30:
  leave
  ret
```

tool_calls: name: disassemble_data
arguments: data_tag: D21
datatype: string
name: disassemble_data
arguments: data_tag: D24
datatype: string
name: disassemble_data
arguments: data_tag: D4
datatype: string
name: disassemble_data
arguments: data_tag: D36
datatype: string
name: disassemble_data
arguments: data_tag: D18
datatype: string

tool: D21: equatable

tool: D24: castable

tool: D4: simulant

tool: D36: entity

tool: D18: button

assistant: ```c
void *try_cast_button(struct castable *castable, const char *type_name) {
  if (strcmp(type_name, "equatable") == 0)
    return castable;
  if (strcmp(type_name, "castable") == 0)
    return castable;
  if (strcmp(type_name, "simulant") == 0)
    return castable;
  if (strcmp(type_name, "entity") == 0)
    return castable;
  if (strcmp(type_name, "button") == 0)
    return castable;
  return NULL;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<try_cast_button>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbp
  mov    %rsi,%rbx
  lea    D49(%rip),%rsi
  mov    %rbx,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L36
L14:
  mov    %rbp,%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
L36:
  lea    D48(%rip),%rsi
  mov    %rbx,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  je     L14
  lea    D34(%rip),%rsi
  mov    %rbx,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  je     L14
  lea    D1(%rip),%rsi
  mov    %rbx,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  je     L14
  lea    D8(%rip),%rsi
  mov    %rbx,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  mov    $0x0,%eax
  cmovne %rax,%rbp
  jmp    L14
```

tool_calls: name: parse_data
arguments: data_tag: D49
data_type: string
name: parse_data
arguments: data_tag: D48
data_type: string
name: parse_data
arguments: data_tag: D34
data_type: string
name: parse_data
arguments: data_tag: D1
data_type: string
name: parse_data
arguments: data_tag: D8
data_type: string

tool: D49: equatable

tool: D48: castable

tool: D34: simulant

tool: D1: entity

tool: D8: button

assistant: ```c
void *try_cast_button(struct castable *castable, const char *type_name) {
  if (strcmp(type_name, "equatable") == 0)
    return castable;
  if (strcmp(type_name, "castable") == 0)
    return castable;
  if (strcmp(type_name, "simulant") == 0)
    return castable;
  if (strcmp(type_name, "entity") == 0)
    return castable;
  if (strcmp(type_name, "button") == 0)
    return castable;
  return NULL;
}
```
user: Translate the below assembly code into C programming language:

```asm
<try_cast_button>:
  endbr64
  push   %rbp
  mov    %rsi,%rbp
  lea    D22(%rip),%rsi
  push   %rbx
  mov    %rdi,%rbx
  mov    %rbp,%rdi
  sub    $0x8,%rsp
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L17
L54:
  mov    %rbx,%rax
L22:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
  xchg   %ax,%ax
L17:
  lea    D29(%rip),%rsi
  mov    %rbp,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  je     L54
  lea    D24(%rip),%rsi
  mov    %rbp,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  je     L54
  lea    D25(%rip),%rsi
  mov    %rbp,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  je     L54
  lea    D40(%rip),%rsi
  mov    %rbp,%rdi
  call   <strcmp@plt>
  mov    %rax,%r8
  xor    %eax,%eax
  test   %r8,%r8
  je     L54
  jmp    L22
```

tool_calls: name: read_data
arguments: data_tag: D22
datatype: string
name: read_data
arguments: data_tag: D29
datatype: string
name: read_data
arguments: data_tag: D24
datatype: string
name: read_data
arguments: data_tag: D25
datatype: string
name: read_data
arguments: data_tag: D40
datatype: string

tool: D22: equatable

tool: D29: castable

tool: D24: simulant

tool: D25: entity

tool: D40: button

assistant: ```c
void *try_cast_button(struct castable *castable, const char *type_name) {
  if (strcmp(type_name, "equatable") == 0)
    return castable;
  if (strcmp(type_name, "castable") == 0)
    return castable;
  if (strcmp(type_name, "simulant") == 0)
    return castable;
  if (strcmp(type_name, "entity") == 0)
    return castable;
  if (strcmp(type_name, "button") == 0)
    return castable;
  return NULL;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<try_cast_button>:
  endbr64
  push   %rbp
  mov    %rsi,%rbp
  lea    D24(%rip),%rsi
  push   %rbx
  mov    %rdi,%rbx
  mov    %rbp,%rdi
  sub    $0x8,%rsp
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L45
L49:
  mov    %rbx,%rax
L29:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
  xchg   %ax,%ax
L45:
  lea    D27(%rip),%rsi
  mov    %rbp,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  je     L49
  lea    D39(%rip),%rsi
  mov    %rbp,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  je     L49
  lea    D17(%rip),%rsi
  mov    %rbp,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  je     L49
  lea    D14(%rip),%rsi
  mov    %rbp,%rdi
  call   <strcmp@plt>
  mov    %rax,%r8
  xor    %eax,%eax
  test   %r8,%r8
  je     L49
  jmp    L29
```

tool_calls: name: parse_data
arguments: label: D24
type_guessed: string
name: parse_data
arguments: label: D27
type_guessed: string
name: parse_data
arguments: label: D39
type_guessed: string
name: parse_data
arguments: label: D17
type_guessed: string
name: parse_data
arguments: label: D14
type_guessed: string

tool: D24: equatable

tool: D27: castable

tool: D39: simulant

tool: D17: entity

tool: D14: button

assistant: ```c
void *try_cast_button(struct castable *castable, const char *type_name) {
  if (strcmp(type_name, "equatable") == 0)
    return castable;
  if (strcmp(type_name, "castable") == 0)
    return castable;
  if (strcmp(type_name, "simulant") == 0)
    return castable;
  if (strcmp(type_name, "entity") == 0)
    return castable;
  if (strcmp(type_name, "button") == 0)
    return castable;
  return NULL;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<Camellia_set_key>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %esi,-0xc(%rbp)
  mov    %rdx,-0x18(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  je     L56
  cmpq   $0x0,-0x18(%rbp)
  jne    L59
L56:
  mov    $0xffffffff,%eax
  jmp    L44
L59:
  cmpl   $0x80,-0xc(%rbp)
  je     L27
  cmpl   $0xc0,-0xc(%rbp)
  je     L27
  cmpl   $0x100,-0xc(%rbp)
  je     L27
  mov    $0xfffffffe,%eax
  jmp    L44
L27:
  mov    -0x18(%rbp),%rax
  mov    (%rax),%edx
  mov    -0x8(%rbp),%rcx
  mov    -0xc(%rbp),%eax
  mov    %rcx,%rsi
  mov    %eax,%edi
  call   <Camellia_Ekeygen@plt>
  mov    -0x18(%rbp),%rdx
  mov    %eax,0x4(%rdx)
  mov    $0x0,%eax
L44:
  leave
  ret
```

assistant: ```c
int Camellia_set_key(const unsigned char *userKey, const int bits, CAMELLIA_KEY *key) {
  if (!userKey || !key)
    return -1;
  if (bits != 128 && bits != 192 && bits != 256)
    return -2;
  key->grand_rounds = Camellia_Ekeygen(bits, userKey, key->u.rd_key);
  return 0;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<Camellia_set_key>:
  endbr64
  mov    %rdi,%rax
  test   %rdi,%rdi
  je     L59
  push   %rbx
  mov    %esi,%edi
  mov    %rdx,%rbx
  test   %rdx,%rdx
  je     L41
  mov    %esi,%edx
  and    $0xffffffbf,%edx
  cmp    $0x80,%edx
  je     L16
  cmp    $0x100,%esi
  jne    L35
L16:
  mov    (%rbx),%edx
  mov    %rax,%rsi
  call   <Camellia_Ekeygen@plt>
  mov    %eax,0x4(%rbx)
  mov    $0x0,%eax
L13:
  pop    %rbx
  ret
L41:
  mov    $0xffffffff,%eax
  jmp    L13
L35:
  mov    $0xfffffffe,%eax
  jmp    L13
L59:
  mov    $0xffffffff,%eax
  ret
```

assistant: ```c
int Camellia_set_key(const unsigned char *userKey, const int bits, CAMELLIA_KEY *key) {
  if (!userKey || !key)
    return -1;
  if (bits != 128 && bits != 192 && bits != 256)
    return -2;
  key->grand_rounds = Camellia_Ekeygen(bits, userKey, key->u.rd_key);
  return 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<Camellia_set_key>:
  endbr64
  mov    %rdi,%r8
  test   %rdi,%rdi
  je     L16
  push   %rbx
  mov    %rdx,%rbx
  test   %rdx,%rdx
  je     L9
  mov    %esi,%eax
  mov    %esi,%edi
  and    $0xffffffbf,%eax
  cmp    $0x80,%eax
  je     L5
  cmp    $0x100,%esi
  jne    L39
L5:
  mov    (%rbx),%edx
  mov    %r8,%rsi
  call   <Camellia_Ekeygen@plt>
  mov    %eax,0x4(%rbx)
  xor    %eax,%eax
  pop    %rbx
  ret
  nopl   0x0(%rax)
L39:
  mov    $0xfffffffe,%eax
  pop    %rbx
  ret
L9:
  mov    $0xffffffff,%eax
  pop    %rbx
  ret
L16:
  or     $0xffffffff,%eax
  ret
```

assistant: ```c
int Camellia_set_key(const unsigned char *userKey, const int bits, CAMELLIA_KEY *key) {
  if (!userKey || !key)
    return -1;
  if (bits != 128 && bits != 192 && bits != 256)
    return -2;
  key->grand_rounds = Camellia_Ekeygen(bits, userKey, key->u.rd_key);
  return 0;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<Camellia_set_key>:
  endbr64
  mov    %rdi,%r8
  test   %rdi,%rdi
  je     L32
  push   %rbx
  mov    %rdx,%rbx
  test   %rdx,%rdx
  je     L1
  mov    %esi,%eax
  mov    %esi,%edi
  and    $0xffffffbf,%eax
  cmp    $0x80,%eax
  je     L13
  cmp    $0x100,%esi
  jne    L18
L13:
  mov    (%rbx),%edx
  mov    %r8,%rsi
  call   <Camellia_Ekeygen@plt>
  mov    %eax,0x4(%rbx)
  xor    %eax,%eax
  pop    %rbx
  ret
  nopl   0x0(%rax)
L18:
  mov    $0xfffffffe,%eax
  pop    %rbx
  ret
L1:
  mov    $0xffffffff,%eax
  pop    %rbx
  ret
L32:
  or     $0xffffffff,%eax
  ret
```

assistant: ```c
int Camellia_set_key(const unsigned char *userKey, const int bits, CAMELLIA_KEY *key) {
  if (!userKey || !key)
    return -1;
  if (bits != 128 && bits != 192 && bits != 256)
    return -2;
  key->grand_rounds = Camellia_Ekeygen(bits, userKey, key->u.rd_key);
  return 0;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<wstrncmp>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %edx,-0x24(%rbp)
  mov    -0x24(%rbp),%eax
  mov    %eax,-0x8(%rbp)
  movl   $0x0,-0x4(%rbp)
L41:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x3f,%al
  jne    L34
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L21
L34:
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x3f,%al
  jne    L2
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L21
L2:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%edx
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%ecx
  mov    %edx,%eax
  sub    %ecx,%eax
  jmp    L58
L21:
  mov    $0x0,%eax
L58:
  mov    %eax,-0x4(%rbp)
  cmpl   $0x0,-0x4(%rbp)
  jne    L24
  subl   $0x1,-0x8(%rbp)
  cmpl   $0x0,-0x8(%rbp)
  je     L24
  mov    -0x18(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x18(%rbp)
  movzbl (%rax),%eax
  test   %al,%al
  je     L24
  mov    -0x20(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x20(%rbp)
  movzbl (%rax),%eax
  test   %al,%al
  jne    L41
L24:
  mov    -0x4(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
int wstrncmp(char *cs, char *ct, int n) {
  int diff, i;
  i = n;
  diff = 0;
  do {
    diff = ((*cs == '?' && *ct) || (*ct == '?' && *cs)) ? 0 : *cs - *ct;
  } while (!diff && --i && *(cs++) && *(ct++));
  return diff;
}
```
user: Translate the below assembly code into C programming language:

```asm
<wstrncmp>:
  endbr64
  sub    $0x1,%edx
  add    $0x1,%rdi
  jmp    L8
L1:
  cmpb   $0x0,(%rsi)
  je     L72
L70:
  test   %edx,%edx
  jne    L17
  mov    $0x0,%eax
  ret
L81:
  movsbl %cl,%eax
  movsbl %r8b,%r8d
  sub    %r8d,%eax
  jne    L100
  test   %edx,%edx
  je     L100
  test   %cl,%cl
  je     L100
L17:
  add    $0x1,%rsi
  sub    $0x1,%edx
  add    $0x1,%rdi
  cmpb   $0x0,-0x1(%rsi)
  je     L58
L8:
  movzbl -0x1(%rdi),%ecx
  cmp    $0x3f,%cl
  je     L1
  movzbl (%rsi),%r8d
  test   %cl,%cl
  je     L81
  cmp    $0x3f,%r8b
  jne    L81
  jmp    L70
L58:
  mov    $0x0,%eax
  ret
L72:
  movsbl %cl,%eax
L100:
  ret
```

assistant: ```c
int wstrncmp(char *cs, char *ct, int n) {
  int diff, i;
  i = n;
  diff = 0;
  do {
    diff = ((*cs == '?' && *ct) || (*ct == '?' && *cs)) ? 0 : *cs - *ct;
  } while (!diff && --i && *(cs++) && *(ct++));
  return diff;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<wstrncmp>:
  endbr64
  nopl   0x0(%rax)
L81:
  movzbl (%rdi),%ecx
  add    $0x1,%rsi
  add    $0x1,%rdi
  sub    $0x1,%edx
  movzbl -0x1(%rsi),%r8d
  cmp    $0x3f,%cl
  je     L31
  test   %cl,%cl
  je     L33
  cmp    $0x3f,%r8b
  je     L84
L33:
  movsbl %cl,%eax
  movsbl %r8b,%r9d
  sub    %r9d,%eax
  jne    L47
  test   %edx,%edx
  je     L47
  test   %cl,%cl
  je     L47
  test   %r8b,%r8b
  jne    L81
L47:
  ret
  nopl   0x0(%rax)
L31:
  test   %r8b,%r8b
  je     L46
L84:
  test   %edx,%edx
  jne    L81
  xor    %eax,%eax
  ret
  nopl   0x0(%rax)
L46:
  mov    $0x3f,%eax
  ret
```

assistant: ```c
int wstrncmp(char *cs, char *ct, int n) {
  int diff, i;
  i = n;
  diff = 0;
  do {
    diff = ((*cs == '?' && *ct) || (*ct == '?' && *cs)) ? 0 : *cs - *ct;
  } while (!diff && --i && *(cs++) && *(ct++));
  return diff;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<wstrncmp>:
  endbr64
  nopl   0x0(%rax)
L10:
  movzbl (%rdi),%ecx
  add    $0x1,%rsi
  add    $0x1,%rdi
  sub    $0x1,%edx
  movzbl -0x1(%rsi),%r8d
  cmp    $0x3f,%cl
  je     L72
  test   %cl,%cl
  je     L47
  cmp    $0x3f,%r8b
  je     L49
L47:
  movsbl %cl,%eax
  movsbl %r8b,%r9d
  sub    %r9d,%eax
  jne    L33
  test   %edx,%edx
  je     L33
  test   %cl,%cl
  je     L33
  test   %r8b,%r8b
  jne    L10
L33:
  ret
  nopl   0x0(%rax)
L72:
  test   %r8b,%r8b
  je     L4
L49:
  test   %edx,%edx
  jne    L10
  xor    %eax,%eax
  ret
  nopl   0x0(%rax)
L4:
  mov    $0x3f,%eax
  ret
```

assistant: ```c
int wstrncmp(char *cs, char *ct, int n) {
  int diff, i;
  i = n;
  diff = 0;
  do {
    diff = ((*cs == '?' && *ct) || (*ct == '?' && *cs)) ? 0 : *cs - *ct;
  } while (!diff && --i && *(cs++) && *(ct++));
  return diff;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<rgb565_to_rgb888_buffer>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    %edx,-0x20(%rbp)
  mov    -0x1c(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,%eax
  add    %eax,%eax
  add    %edx,%eax
  and    $0xfffffffc,%eax
  mov    %eax,%edx
  mov    -0x20(%rbp),%eax
  imul   %edx,%eax
  mov    %eax,-0xc(%rbp)
  movq   $0x0,-0x8(%rbp)
  cmpq   $0x0,-0x18(%rbp)
  je     L11
  cmpl   $0x0,-0x1c(%rbp)
  jle    L11
  cmpl   $0x0,-0x20(%rbp)
  jle    L11
  mov    -0xc(%rbp),%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  je     L11
  mov    -0x8(%rbp),%rcx
  mov    -0x20(%rbp),%edx
  mov    -0x1c(%rbp),%esi
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <rgb565_to_rgb888@plt>
  test   %rax,%rax
  je     L11
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  movq   $0x0,-0x8(%rbp)
L11:
  mov    -0x8(%rbp),%rax
  leave
  ret
```

assistant: ```c
void *rgb565_to_rgb888_buffer(const void *psrc, int w, int h) {
  int size = h * (((w * 3) + 3) & ~3);
  void *pdst = NULL;
  if (psrc && w > 0 && h > 0) {
    pdst = malloc(size);
    if (pdst) {
      if (rgb565_to_rgb888(psrc, w, h, pdst)) {
        free(pdst);
        pdst = NULL;
      }
    }
  }
  return pdst;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<rgb565_to_rgb888_buffer>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %edx,%ebp
  test   %rdi,%rdi
  setne  %dl
  test   %ebp,%ebp
  setg   %al
  test   %al,%dl
  je     L49
  mov    %rdi,%r12
  mov    %esi,%ebx
  test   %esi,%esi
  jle    L49
  lea    0x3(%rsi,%rsi,2),%edi
  and    $0xfffffffc,%edi
  imul   %ebp,%edi
  call   <malloc@plt>
  mov    %rax,%r13
  test   %rax,%rax
  je     L33
  mov    %rax,%rcx
  mov    %ebp,%edx
  mov    %ebx,%esi
  mov    %r12,%rdi
  call   <rgb565_to_rgb888@plt>
  test   %rax,%rax
  je     L33
  mov    %r13,%rdi
  call   <free@plt>
  mov    $0x0,%r13d
  jmp    L33
L49:
  mov    $0x0,%r13d
L33:
  mov    %r13,%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
void *rgb565_to_rgb888_buffer(const void *psrc, int w, int h) {
  int size = h * (((w * 3) + 3) & ~3);
  void *pdst = NULL;
  if (psrc && w > 0 && h > 0) {
    pdst = malloc(size);
    if (pdst) {
      if (rgb565_to_rgb888(psrc, w, h, pdst)) {
        free(pdst);
        pdst = NULL;
      }
    }
  }
  return pdst;
}
```