ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 这段汇编代码用C语言表示是什么样的?

```asm
<main>:
  endbr64
  push   %rbp
  lea    D9(%rip),%rdi
  lea    D28(%rip),%rbp
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  call   <printf@plt>
  mov    %rsp,%rsi
  mov    %rbp,%rdi
  call   <scanf@plt>
  lea    D7(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  lea    0x4(%rsp),%rsi
  mov    %rbp,%rdi
  call   <scanf@plt>
  mov    0x4(%rsp),%esi
  mov    (%rsp),%edi
  call   <potencia@plt>
  mov    0x4(%rsp),%edx
  mov    (%rsp),%esi
  lea    D36(%rip),%rdi
  mov    %eax,%ecx
  xor    %eax,%eax
  call   <printf@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L5
  add    $0x10,%rsp
  xor    %eax,%eax
  pop    %rbp
  ret
L5:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: label: D9
type_guessed: string
name: retrieve_data
arguments: label: D28
type_guessed: string
name: retrieve_data
arguments: label: D7
type_guessed: string
name: retrieve_data
arguments: label: D36
type_guessed: string

tool: D9: Introduzca la base: 

tool: D28: %d

tool: D7: Introduzca el exponente: 

tool: D36: %d elevado a %d vale %d


assistant: ```c
int main() {
  int num1, num2;
  printf("Introduzca la base: ");
  scanf("%d", &num1);
  printf("Introduzca el exponente: ");
  scanf("%d", &num2);
  printf("%d elevado a %d vale %d\n", num1, num2, potencia(num1, num2));
  return 0;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<main>:
  endbr64
  push   %rbp
  lea    D35(%rip),%rdi
  lea    D25(%rip),%rbp
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  call   <printf@plt>
  mov    %rsp,%rsi
  mov    %rbp,%rdi
  call   <scanf@plt>
  lea    D18(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  lea    0x4(%rsp),%rsi
  mov    %rbp,%rdi
  call   <scanf@plt>
  mov    0x4(%rsp),%esi
  mov    (%rsp),%edi
  call   <potencia@plt>
  mov    0x4(%rsp),%edx
  mov    (%rsp),%esi
  lea    D39(%rip),%rdi
  mov    %eax,%ecx
  xor    %eax,%eax
  call   <printf@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L8
  add    $0x10,%rsp
  xor    %eax,%eax
  pop    %rbp
  ret
L8:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: label: D35
type: string
name: extract_symbolic_data
arguments: label: D25
type: string
name: extract_symbolic_data
arguments: label: D18
type: string
name: extract_symbolic_data
arguments: label: D39
type: string

tool: D35: Introduzca la base: 

tool: D25: %d

tool: D18: Introduzca el exponente: 

tool: D39: %d elevado a %d vale %d


assistant: ```c
int main() {
  int num1, num2;
  printf("Introduzca la base: ");
  scanf("%d", &num1);
  printf("Introduzca el exponente: ");
  scanf("%d", &num2);
  printf("%d elevado a %d vale %d\n", num1, num2, potencia(num1, num2));
  return 0;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<uppercase>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  movl   $0x0,-0x4(%rbp)
  jmp    L31
L33:
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x61,%al
  jle    L2
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x79,%al
  jg     L2
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  lea    -0x20(%rax),%ecx
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    %ecx,%edx
  mov    %dl,(%rax)
L2:
  addl   $0x1,-0x4(%rbp)
L31:
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L33
  nop
  nop
  pop    %rbp
  ret
```

assistant: ```c
void uppercase(char string[]) {
  int i;
  for (i = 0; string[i] != '\0'; ++i) {
    if (string[i] > 'a' && string[i] < 'z') {
      string[i] = string[i] - 'a' + 'A';
    }
  }
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<uppercase>:
  endbr64
  movzbl (%rdi),%eax
  test   %al,%al
  jne    L33
L3:
  ret
L27:
  add    $0x1,%rdi
  movzbl (%rdi),%eax
  test   %al,%al
  je     L3
L33:
  lea    -0x62(%rax),%edx
  cmp    $0x17,%dl
  ja     L27
  sub    $0x20,%eax
  mov    %al,(%rdi)
  jmp    L27
```

assistant: ```c
void uppercase(char string[]) {
  int i;
  for (i = 0; string[i] != '\0'; ++i) {
    if (string[i] > 'a' && string[i] < 'z') {
      string[i] = string[i] - 'a' + 'A';
    }
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<uppercase>:
  endbr64
  jmp    L29
  cs nopw 0x0(%rax,%rax,1)
L21:
  lea    -0x62(%rax),%edx
  cmp    $0x17,%dl
  ja     L27
  sub    $0x20,%eax
  mov    %al,(%rdi)
L27:
  add    $0x1,%rdi
L29:
  movzbl (%rdi),%eax
  test   %al,%al
  jne    L21
  ret
```

assistant: ```c
void uppercase(char string[]) {
  int i;
  for (i = 0; string[i] != '\0'; ++i) {
    if (string[i] > 'a' && string[i] < 'z') {
      string[i] = string[i] - 'a' + 'A';
    }
  }
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<uppercase>:
  endbr64
  movzbl (%rdi),%eax
  test   %al,%al
  je     L2
  nopl   0x0(%rax,%rax,1)
L1:
  lea    -0x62(%rax),%edx
  cmp    $0x17,%dl
  ja     L38
  sub    $0x20,%eax
  add    $0x1,%rdi
  mov    %al,-0x1(%rdi)
  movzbl (%rdi),%eax
  test   %al,%al
  jne    L1
  ret
  nopw   0x0(%rax,%rax,1)
L38:
  movzbl 0x1(%rdi),%eax
  add    $0x1,%rdi
  test   %al,%al
  jne    L1
L2:
  ret
```

assistant: ```c
void uppercase(char string[]) {
  int i;
  for (i = 0; string[i] != '\0'; ++i) {
    if (string[i] > 'a' && string[i] < 'z') {
      string[i] = string[i] - 'a' + 'A';
    }
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<log10_rz>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  movsd  %xmm0,-0x8(%rbp)
  movsd  -0x8(%rbp),%xmm0
  movsd  D2(%rip),%xmm1
  comisd %xmm1,%xmm0
  jbe    L3
  mov    -0x8(%rbp),%rax
  movq   %rax,%xmm0
  call   <log10_rd@plt>
  movq   %xmm0,%rax
  jmp    L19
L3:
  mov    -0x8(%rbp),%rax
  movq   %rax,%xmm0
  call   <log10_ru@plt>
  movq   %xmm0,%rax
L19:
  movq   %rax,%xmm0
  leave
  ret
```

tool_calls: name: retrieve_data
arguments: data_tag: D2
type_guessed: byte[8]

tool: {"D2": [0x00,0x00,0x00,0x00,0x00,0x00,0xf0,0x3f]}

assistant: ```c
double log10_rz(double x) {
  if (x > 1)
    return log10_rd(x);
  else
    return log10_ru(x);
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movl   $0x0,-0x38(%rbp)
  jmp    L44
L1:
  movl   $0x0,-0x34(%rbp)
  jmp    L3
L30:
  mov    -0x34(%rbp),%edx
  mov    -0x38(%rbp),%eax
  mov    %eax,%esi
  lea    D23(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    -0x30(%rbp),%rcx
  mov    -0x34(%rbp),%eax
  movslq %eax,%rsi
  mov    -0x38(%rbp),%eax
  movslq %eax,%rdx
  mov    %rdx,%rax
  add    %rax,%rax
  add    %rdx,%rax
  add    %rsi,%rax
  shl    $0x2,%rax
  add    %rcx,%rax
  mov    %rax,%rsi
  lea    D5(%rip),%rax
  mov    %rax,%rdi
  call   <scanf@plt>
  addl   $0x1,-0x34(%rbp)
L3:
  cmpl   $0x2,-0x34(%rbp)
  jle    L30
  addl   $0x1,-0x38(%rbp)
L44:
  cmpl   $0x2,-0x38(%rbp)
  jle    L1
  lea    -0x30(%rbp),%rax
  mov    %rax,%rdi
  call   <soma_pares@plt>
  mov    %eax,%esi
  lea    D16(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L19
  call   <__stack_chk_fail@plt>
L19:
  leave
  ret
```

tool_calls: name: retrieve_data
arguments: data_label: D23
datatype: string
name: retrieve_data
arguments: data_label: D5
datatype: string
name: retrieve_data
arguments: data_label: D16
datatype: string

tool: D23: Informe a pos [%d][%d]: 

tool: D5: %d

tool: D16: Soma das linhas pares: %d


assistant: ```c
void main() {
  int i, j, mat[3][3];
  for (i = 0; i < 3; i++) {
    for (j = 0; j < 3; j++) {
      printf("Informe a pos [%d][%d]: ", i, j);
      scanf("%d", &mat[i][j]);
    }
  }
  printf("Soma das linhas pares: %d\n", soma_pares(mat));
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<main>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x48,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x38(%rsp)
  xor    %eax,%eax
  lea    0x10(%rsp),%r15
  mov    $0x0,%r12d
  lea    D3(%rip),%r14
  lea    D27(%rip),%r13
  jmp    L44
L13:
  add    $0x1,%r12
  add    $0xc,%r15
  cmp    $0x3,%r12
  je     L5
L44:
  mov    %r12d,0xc(%rsp)
  mov    %r15,%rbp
  mov    $0x0,%ebx
L41:
  mov    %ebx,%edx
  mov    0xc(%rsp),%esi
  mov    %r14,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    %rbp,%rsi
  mov    %r13,%rdi
  call   <scanf@plt>
  add    $0x1,%ebx
  add    $0x4,%rbp
  cmp    $0x3,%ebx
  jne    L41
  jmp    L13
L5:
  lea    0x10(%rsp),%rdi
  call   <soma_pares@plt>
  mov    %eax,%esi
  lea    D21(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    0x38(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L49
  add    $0x48,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L49:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: tag: D3
type: string
name: extract_symbolic_data
arguments: tag: D27
type: string
name: extract_symbolic_data
arguments: tag: D21
type: string

tool: D3: Informe a pos [%d][%d]: 

tool: D27: %d

tool: D21: Soma das linhas pares: %d


assistant: ```c
void main() {
  int i, j, mat[3][3];
  for (i = 0; i < 3; i++) {
    for (j = 0; j < 3; j++) {
      printf("Informe a pos [%d][%d]: ", i, j);
      scanf("%d", &mat[i][j]);
    }
  }
  printf("Soma das linhas pares: %d\n", soma_pares(mat));
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<main>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  lea    D23(%rip),%r13
  push   %r12
  lea    D9(%rip),%r12
  push   %rbp
  xor    %ebp,%ebp
  push   %rbx
  sub    $0x48,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x38(%rsp)
  xor    %eax,%eax
  lea    0x10(%rsp),%rax
  mov    %rax,0x8(%rsp)
  mov    %rax,(%rsp)
L17:
  mov    (%rsp),%rbx
  mov    %ebp,%r14d
  xor    %r15d,%r15d
L19:
  mov    %r15d,%edx
  mov    %r14d,%esi
  mov    %r13,%rdi
  xor    %eax,%eax
  call   <printf@plt>
  add    $0x1,%r15d
  mov    %rbx,%rsi
  mov    %r12,%rdi
  call   <scanf@plt>
  add    $0x4,%rbx
  cmp    $0x3,%r15d
  jne    L19
  add    $0x1,%rbp
  addq   $0xc,(%rsp)
  cmp    $0x3,%rbp
  jne    L17
  mov    0x8(%rsp),%rdi
  call   <soma_pares@plt>
  lea    D5(%rip),%rdi
  mov    %eax,%esi
  xor    %eax,%eax
  call   <printf@plt>
  mov    0x38(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L29
  add    $0x48,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L29:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: label: D23
data_type: string
name: read_data
arguments: label: D9
data_type: string
name: read_data
arguments: label: D5
data_type: string

tool: D23: Informe a pos [%d][%d]: 

tool: D9: %d

tool: D5: Soma das linhas pares: %d


assistant: ```c
void main() {
  int i, j, mat[3][3];
  for (i = 0; i < 3; i++) {
    for (j = 0; j < 3; j++) {
      printf("Informe a pos [%d][%d]: ", i, j);
      scanf("%d", &mat[i][j]);
    }
  }
  printf("Soma das linhas pares: %d\n", soma_pares(mat));
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<main>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  lea    D16(%rip),%r13
  push   %r12
  lea    D8(%rip),%r12
  push   %rbp
  xor    %ebp,%ebp
  push   %rbx
  sub    $0x48,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x38(%rsp)
  xor    %eax,%eax
  lea    0x10(%rsp),%rax
  mov    %rax,0x8(%rsp)
  mov    %rax,(%rsp)
L4:
  mov    (%rsp),%rbx
  mov    %ebp,%r14d
  xor    %r15d,%r15d
L12:
  mov    %r15d,%edx
  mov    %r14d,%esi
  mov    %r13,%rdi
  xor    %eax,%eax
  call   <printf@plt>
  add    $0x1,%r15d
  mov    %rbx,%rsi
  mov    %r12,%rdi
  call   <scanf@plt>
  add    $0x4,%rbx
  cmp    $0x3,%r15d
  jne    L12
  add    $0x1,%rbp
  addq   $0xc,(%rsp)
  cmp    $0x3,%rbp
  jne    L4
  mov    0x8(%rsp),%rdi
  call   <soma_pares@plt>
  lea    D14(%rip),%rdi
  mov    %eax,%esi
  xor    %eax,%eax
  call   <printf@plt>
  mov    0x38(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L25
  add    $0x48,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L25:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: label: D16
data_type: string
name: parse_data
arguments: label: D8
data_type: string
name: parse_data
arguments: label: D14
data_type: string

tool: D16: Informe a pos [%d][%d]: 

tool: D8: %d

tool: D14: Soma das linhas pares: %d


assistant: ```c
void main() {
  int i, j, mat[3][3];
  for (i = 0; i < 3; i++) {
    for (j = 0; j < 3; j++) {
      printf("Informe a pos [%d][%d]: ", i, j);
      scanf("%d", &mat[i][j]);
    }
  }
  printf("Soma das linhas pares: %d\n", soma_pares(mat));
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<lws_add_http_header_by_name>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %rdx,-0x18(%rbp)
  mov    %ecx,-0x1c(%rbp)
  mov    %r8,-0x28(%rbp)
  mov    %r9,-0x30(%rbp)
  cmpq   $0x0,-0x10(%rbp)
  je     L66
  jmp    L12
L63:
  mov    -0x10(%rbp),%rdx
  lea    0x1(%rdx),%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x28(%rbp),%rax
  mov    (%rax),%rax
  lea    0x1(%rax),%rsi
  mov    -0x28(%rbp),%rcx
  mov    %rsi,(%rcx)
  movzbl (%rdx),%edx
  mov    %dl,(%rax)
L12:
  mov    -0x28(%rbp),%rax
  mov    (%rax),%rax
  cmp    %rax,-0x30(%rbp)
  jbe    L75
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L63
L75:
  mov    -0x28(%rbp),%rax
  mov    (%rax),%rax
  cmp    %rax,-0x30(%rbp)
  jne    L17
  mov    $0x1,%eax
  jmp    L71
L17:
  mov    -0x28(%rbp),%rax
  mov    (%rax),%rax
  lea    0x1(%rax),%rcx
  mov    -0x28(%rbp),%rdx
  mov    %rcx,(%rdx)
  movb   $0x20,(%rax)
L66:
  mov    -0x28(%rbp),%rax
  mov    (%rax),%rdx
  mov    -0x1c(%rbp),%eax
  cltq
  add    $0x3,%rax
  add    %rdx,%rax
  cmp    %rax,-0x30(%rbp)
  ja     L32
  mov    $0x1,%eax
  jmp    L71
L32:
  mov    -0x28(%rbp),%rax
  mov    (%rax),%rax
  mov    -0x1c(%rbp),%edx
  mov    -0x18(%rbp),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <memcpy@plt>
  mov    -0x28(%rbp),%rax
  mov    (%rax),%rdx
  mov    -0x1c(%rbp),%eax
  cltq
  add    %rax,%rdx
  mov    -0x28(%rbp),%rax
  mov    %rdx,(%rax)
  mov    -0x28(%rbp),%rax
  mov    (%rax),%rax
  lea    0x1(%rax),%rcx
  mov    -0x28(%rbp),%rdx
  mov    %rcx,(%rdx)
  movb   $0xd,(%rax)
  mov    -0x28(%rbp),%rax
  mov    (%rax),%rax
  lea    0x1(%rax),%rcx
  mov    -0x28(%rbp),%rdx
  mov    %rcx,(%rdx)
  movb   $0xa,(%rax)
  mov    $0x0,%eax
L71:
  leave
  ret
```

assistant: ```c
int lws_add_http_header_by_name(struct lws *wsi, const unsigned char *name, const unsigned char *value, int length, unsigned char **p, unsigned char *end) {
  (void)wsi;
  if (name) {
    while (*p < end && *name)
      *((*p)++) = *name++;
    if (*p == end)
      return 1;
    *((*p)++) = ' ';
  }
  if (*p + length + 3 >= end)
    return 1;
  memcpy(*p, value, length);
  *p += length;
  *((*p)++) = '\x0d';
  *((*p)++) = '\x0a';
  return 0;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<lws_add_http_header_by_name>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rsi,%rax
  mov    %rdx,%rdi
  mov    %ecx,%esi
  mov    %r8,%rbx
  test   %rax,%rax
  je     L70
  mov    (%r8),%rdx
  cmp    %rdx,%r9
  jbe    L77
L28:
  cmpb   $0x0,(%rax)
  je     L77
  add    $0x1,%rax
  lea    0x1(%rdx),%rcx
  mov    %rcx,(%rbx)
  movzbl -0x1(%rax),%ecx
  mov    %cl,(%rdx)
  mov    (%rbx),%rdx
  cmp    %r9,%rdx
  jb     L28
L77:
  cmp    %rdx,%r9
  je     L2
  lea    0x1(%rdx),%rax
  mov    %rax,(%rbx)
  movb   $0x20,(%rdx)
L70:
  mov    (%rbx),%rcx
  movslq %esi,%rbp
  lea    0x3(%rcx,%rbp,1),%rdx
  mov    $0x1,%eax
  cmp    %rdx,%r9
  ja     L12
L21:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
L12:
  mov    %esi,%edx
  mov    %rdi,%rsi
  mov    %rcx,%rdi
  call   <memcpy@plt>
  add    (%rbx),%rbp
  lea    0x1(%rbp),%rax
  mov    %rax,(%rbx)
  movb   $0xd,0x0(%rbp)
  mov    (%rbx),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,(%rbx)
  movb   $0xa,(%rax)
  mov    $0x0,%eax
  jmp    L21
L2:
  mov    $0x1,%eax
  jmp    L21
```

assistant: ```c
int lws_add_http_header_by_name(struct lws *wsi, const unsigned char *name, const unsigned char *value, int length, unsigned char **p, unsigned char *end) {
  (void)wsi;
  if (name) {
    while (*p < end && *name)
      *((*p)++) = *name++;
    if (*p == end)
      return 1;
    *((*p)++) = ' ';
  }
  if (*p + length + 3 >= end)
    return 1;
  memcpy(*p, value, length);
  *p += length;
  *((*p)++) = '\x0d';
  *((*p)++) = '\x0a';
  return 0;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<lws_add_http_header_by_name>:
  endbr64
  push   %rbp
  mov    %rdx,%r10
  mov    %ecx,%edx
  push   %rbx
  mov    %r8,%rbx
  sub    $0x8,%rsp
  mov    (%r8),%rax
  test   %rsi,%rsi
  jne    L38
  jmp    L55
  nop
L13:
  cmpb   $0x0,(%rsi)
  je     L49
  add    $0x1,%rsi
  mov    %rdi,(%rbx)
  movzbl -0x1(%rsi),%edi
  mov    %dil,(%rax)
  mov    (%rbx),%rax
L38:
  lea    0x1(%rax),%rdi
  cmp    %r9,%rax
  jb     L13
  cmp    %rax,%r9
  je     L35
L49:
  mov    %rdi,(%rbx)
  movb   $0x20,(%rax)
  mov    (%rbx),%rdi
L36:
  movslq %edx,%rbp
  lea    0x3(%rdi,%rbp,1),%rax
  cmp    %rax,%r9
  ja     L6
L35:
  add    $0x8,%rsp
  mov    $0x1,%eax
  pop    %rbx
  pop    %rbp
  ret
  cs nopw 0x0(%rax,%rax,1)
L6:
  mov    %r10,%rsi
  call   <memcpy@plt>
  add    (%rbx),%rbp
  lea    0x1(%rbp),%rax
  mov    %rax,(%rbx)
  movb   $0xd,0x0(%rbp)
  mov    (%rbx),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,(%rbx)
  movb   $0xa,(%rax)
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  ret
  nopl   0x0(%rax)
L55:
  mov    %rax,%rdi
  jmp    L36
```

assistant: ```c
int lws_add_http_header_by_name(struct lws *wsi, const unsigned char *name, const unsigned char *value, int length, unsigned char **p, unsigned char *end) {
  (void)wsi;
  if (name) {
    while (*p < end && *name)
      *((*p)++) = *name++;
    if (*p == end)
      return 1;
    *((*p)++) = ' ';
  }
  if (*p + length + 3 >= end)
    return 1;
  memcpy(*p, value, length);
  *p += length;
  *((*p)++) = '\x0d';
  *((*p)++) = '\x0a';
  return 0;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<lws_add_http_header_by_name>:
  endbr64
  push   %rbp
  mov    %rdx,%r10
  mov    %ecx,%edx
  push   %rbx
  mov    %r8,%rbx
  sub    $0x8,%rsp
  mov    (%r8),%rax
  test   %rsi,%rsi
  jne    L45
  jmp    L67
  nop
L56:
  cmpb   $0x0,(%rsi)
  je     L15
  add    $0x1,%rsi
  mov    %rdi,(%rbx)
  movzbl -0x1(%rsi),%edi
  mov    %dil,(%rax)
  mov    (%rbx),%rax
L45:
  lea    0x1(%rax),%rdi
  cmp    %r9,%rax
  jb     L56
  cmp    %rax,%r9
  je     L50
L15:
  mov    %rdi,(%rbx)
  movb   $0x20,(%rax)
  mov    (%rbx),%rdi
L43:
  movslq %edx,%rbp
  lea    0x3(%rdi,%rbp,1),%rax
  cmp    %rax,%r9
  ja     L9
L50:
  add    $0x8,%rsp
  mov    $0x1,%eax
  pop    %rbx
  pop    %rbp
  ret
  cs nopw 0x0(%rax,%rax,1)
L9:
  mov    %r10,%rsi
  call   <memcpy@plt>
  add    (%rbx),%rbp
  lea    0x1(%rbp),%rax
  mov    %rax,(%rbx)
  movb   $0xd,0x0(%rbp)
  mov    (%rbx),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,(%rbx)
  movb   $0xa,(%rax)
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  ret
  nopl   0x0(%rax)
L67:
  mov    %rax,%rdi
  jmp    L43
```

assistant: ```c
int lws_add_http_header_by_name(struct lws *wsi, const unsigned char *name, const unsigned char *value, int length, unsigned char **p, unsigned char *end) {
  (void)wsi;
  if (name) {
    while (*p < end && *name)
      *((*p)++) = *name++;
    if (*p == end)
      return 1;
    *((*p)++) = ' ';
  }
  if (*p + length + 3 >= end)
    return 1;
  memcpy(*p, value, length);
  *p += length;
  *((*p)++) = '\x0d';
  *((*p)++) = '\x0a';
  return 0;
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<clickplc_exe_Connect2Upper_dec>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  movl   $0x4,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
int clickplc_exe_Connect2Upper_dec(unsigned char *stream, void *obj) {
  int encsize = 4;
  return (encsize);
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<clickplc_exe_Connect2Upper_dec>:
  endbr64
  mov    $0x4,%eax
  ret
```

assistant: ```c
int clickplc_exe_Connect2Upper_dec(unsigned char *stream, void *obj) {
  int encsize = 4;
  return (encsize);
}
```
user: Translate the below assembly code into C programming language:

```asm
<clickplc_exe_Connect2Upper_dec>:
  endbr64
  mov    $0x4,%eax
  ret
```

assistant: ```c
int clickplc_exe_Connect2Upper_dec(unsigned char *stream, void *obj) {
  int encsize = 4;
  return (encsize);
}
```
user: What is the c source code of the assembly code below:

```asm
<clickplc_exe_Connect2Upper_dec>:
  endbr64
  mov    $0x4,%eax
  ret
```

assistant: ```c
int clickplc_exe_Connect2Upper_dec(unsigned char *stream, void *obj) {
  int encsize = 4;
  return (encsize);
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<spi_send_byte>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x4(%rbp)
  mov    $0xfffee404,%edx
  mov    -0x4(%rbp),%eax
  mov    %eax,(%rdx)
L6:
  mov    $0xfffee400,%eax
  mov    (%rax),%eax
  and    $0x80,%eax
  test   %eax,%eax
  je     L6
  nop
  nop
  pop    %rbp
  ret
```

assistant: ```c
void spi_send_byte(uint8_t b) {
  (*(volatile uint8_t *)(void *)(0xfffee404)) = b;
  do {
  } while (!(!(!(((*(volatile uint8_t *)(void *)(0xfffee400))) & (1U << (7))))));
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<spi_send_byte>:
  endbr64
  mov    %edi,%eax
  movabs %eax,0xfffee404
  mov    $0xfffee400,%edx
L9:
  mov    (%rdx),%eax
  test   $0x80,%al
  je     L9
  ret
```

assistant: ```c
void spi_send_byte(uint8_t b) {
  (*(volatile uint8_t *)(void *)(0xfffee404)) = b;
  do {
  } while (!(!(!(((*(volatile uint8_t *)(void *)(0xfffee400))) & (1U << (7))))));
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<spi_send_byte>:
  endbr64
  mov    %edi,%eax
  mov    $0xfffee400,%edx
  movabs %eax,0xfffee404
  nopl   0x0(%rax)
L3:
  mov    (%rdx),%eax
  test   $0x80,%al
  je     L3
  ret
```

assistant: ```c
void spi_send_byte(uint8_t b) {
  (*(volatile uint8_t *)(void *)(0xfffee404)) = b;
  do {
  } while (!(!(!(((*(volatile uint8_t *)(void *)(0xfffee400))) & (1U << (7))))));
}
```
user: What is the c source code of the assembly code below?

```asm
<spi_send_byte>:
  endbr64
  mov    %edi,%eax
  mov    $0xfffee400,%edx
  movabs %eax,0xfffee404
  nopl   0x0(%rax)
L7:
  mov    (%rdx),%eax
  test   $0x80,%al
  je     L7
  ret
```

assistant: ```c
void spi_send_byte(uint8_t b) {
  (*(volatile uint8_t *)(void *)(0xfffee404)) = b;
  do {
  } while (!(!(!(((*(volatile uint8_t *)(void *)(0xfffee400))) & (1U << (7))))));
}
```