ylfeng/ReF-Decompile-dataset huggingface dataset:
user: Translate the below assembly code into C programming language:

```asm
<main>:
  endbr64
  push   %r13
  lea    D50(%rip),%rdi
  lea    D10(%rip),%r13
  push   %r12
  push   %rbp
  lea    D6(%rip),%rbp
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%r12
  call   <printf@plt>
  mov    %r13,%rdi
  call   <printf@plt>
  mov    %r12,%rsi
  mov    %rbp,%rdi
  call   <scanf@plt>
  mov    0x4(%rsp),%eax
  sub    $0x1,%eax
  cmp    $0x62,%eax
  ja     L6
  lea    D58(%rip),%rdi
  call   <printf@plt>
L42:
  mov    %r13,%rdi
  call   <printf@plt>
  mov    %r12,%rsi
  mov    %rbp,%rdi
  call   <scanf@plt>
  mov    0x4(%rsp),%eax
  sub    $0x1,%eax
  cmp    $0x63,%eax
  jbe    L10
  lea    D40(%rip),%rdi
  call   <printf@plt>
L5:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L14
  add    $0x10,%rsp
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L6:
  lea    D40(%rip),%rdi
  call   <printf@plt>
  jmp    L42
L10:
  lea    D58(%rip),%rdi
  call   <printf@plt>
  jmp    L5
L14:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: label: D50
type_infered: string
name: unpack_data
arguments: label: D10
type_infered: string
name: unpack_data
arguments: label: D6
type_infered: string
name: unpack_data
arguments: label: D58
type_infered: string
name: unpack_data
arguments: label: D40
type_infered: string

tool: D50: if-else Conditional Example 2



tool: D10: Enter a number: 

tool: D6: %d

tool: D58: The number is between 1 and 100.


tool: D40: The number is not between 1 and 100.


assistant: ```c
int main() {
  int counter;
  printf("if-else Conditional Example 2\n\n");
  printf("Enter a number: ");
  scanf("%d", &counter);
  if (counter > 0 && counter < 100)
    printf("The number is between 1 and 100.\n");
  else
    printf("The number is not between 1 and 100.\n");
  printf("Enter a number: ");
  scanf("%d", &counter);
  if (counter < 1 || counter > 100)
    printf("The number is not between 1 and 100.\n");
  else
    printf("The number is between 1 and 100.\n");
  return 0;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<main>:
  endbr64
  push   %r13
  lea    D25(%rip),%rdi
  lea    D45(%rip),%r13
  push   %r12
  push   %rbp
  lea    D52(%rip),%rbp
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%r12
  call   <printf@plt>
  mov    %r13,%rdi
  call   <printf@plt>
  mov    %r12,%rsi
  mov    %rbp,%rdi
  call   <scanf@plt>
  mov    0x4(%rsp),%eax
  sub    $0x1,%eax
  cmp    $0x62,%eax
  ja     L7
  lea    D55(%rip),%rdi
  call   <printf@plt>
L3:
  mov    %r13,%rdi
  call   <printf@plt>
  mov    %r12,%rsi
  mov    %rbp,%rdi
  call   <scanf@plt>
  mov    0x4(%rsp),%eax
  sub    $0x1,%eax
  cmp    $0x63,%eax
  jbe    L30
  lea    D57(%rip),%rdi
  call   <printf@plt>
L35:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L18
  add    $0x10,%rsp
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L7:
  lea    D57(%rip),%rdi
  call   <printf@plt>
  jmp    L3
L30:
  lea    D55(%rip),%rdi
  call   <printf@plt>
  jmp    L35
L18:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: data_label: D25
datatype: string
name: disassemble_data
arguments: data_label: D45
datatype: string
name: disassemble_data
arguments: data_label: D52
datatype: string
name: disassemble_data
arguments: data_label: D55
datatype: string
name: disassemble_data
arguments: data_label: D57
datatype: string

tool: D25: if-else Conditional Example 2



tool: D45: Enter a number: 

tool: D52: %d

tool: D55: The number is between 1 and 100.


tool: D57: The number is not between 1 and 100.


assistant: ```c
int main() {
  int counter;
  printf("if-else Conditional Example 2\n\n");
  printf("Enter a number: ");
  scanf("%d", &counter);
  if (counter > 0 && counter < 100)
    printf("The number is between 1 and 100.\n");
  else
    printf("The number is not between 1 and 100.\n");
  printf("Enter a number: ");
  scanf("%d", &counter);
  if (counter < 1 || counter > 100)
    printf("The number is not between 1 and 100.\n");
  else
    printf("The number is between 1 and 100.\n");
  return 0;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<strtoul>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %edx,-0x24(%rbp)
  movq   $0x0,-0x8(%rbp)
  jmp    L17
L154:
  addq   $0x1,-0x18(%rbp)
L17:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isspace@plt>
  test   %rax,%rax
  jne    L154
  cmpl   $0x10,-0x24(%rbp)
  je     L160
  cmpl   $0x0,-0x24(%rbp)
  jne    L36
L160:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x30,%al
  jne    L36
  mov    -0x18(%rbp),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  cmp    $0x78,%al
  je     L49
  mov    -0x18(%rbp),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  cmp    $0x58,%al
  jne    L36
L49:
  addq   $0x2,-0x18(%rbp)
  movl   $0x10,-0x24(%rbp)
L36:
  cmpl   $0x0,-0x24(%rbp)
  jne    L94
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x30,%al
  jne    L149
  movl   $0x8,-0x24(%rbp)
  jmp    L94
L149:
  movl   $0xa,-0x24(%rbp)
L94:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  mov    %al,-0x9(%rbp)
  cmpb   $0x2f,-0x9(%rbp)
  jle    L69
  cmpb   $0x39,-0x9(%rbp)
  jg     L69
  movsbl -0x9(%rbp),%eax
  sub    $0x2f,%eax
  cmp    %eax,-0x24(%rbp)
  jl     L69
  mov    -0x24(%rbp),%eax
  cltq
  imul   -0x8(%rbp),%rax
  mov    %rax,%rdx
  movsbl -0x9(%rbp),%eax
  sub    $0x30,%eax
  cltq
  add    %rdx,%rax
  mov    %rax,-0x8(%rbp)
  jmp    L195
L69:
  cmpb   $0x60,-0x9(%rbp)
  jle    L161
  cmpb   $0x7a,-0x9(%rbp)
  jg     L161
  movsbl -0x9(%rbp),%eax
  sub    $0x56,%eax
  cmp    %eax,-0x24(%rbp)
  jl     L161
  mov    -0x24(%rbp),%eax
  cltq
  imul   -0x8(%rbp),%rax
  mov    %rax,%rdx
  movsbl -0x9(%rbp),%eax
  sub    $0x57,%eax
  cltq
  add    %rdx,%rax
  mov    %rax,-0x8(%rbp)
  jmp    L195
L161:
  cmpb   $0x40,-0x9(%rbp)
  jle    L206
  cmpb   $0x5a,-0x9(%rbp)
  jg     L206
  movsbl -0x9(%rbp),%eax
  sub    $0x36,%eax
  cmp    %eax,-0x24(%rbp)
  jl     L206
  mov    -0x24(%rbp),%eax
  cltq
  imul   -0x8(%rbp),%rax
  mov    %rax,%rdx
  movsbl -0x9(%rbp),%eax
  sub    $0x37,%eax
  cltq
  add    %rdx,%rax
  mov    %rax,-0x8(%rbp)
L195:
  addq   $0x1,-0x18(%rbp)
  jmp    L94
L206:
  cmpq   $0x0,-0x20(%rbp)
  je     L35
  mov    -0x20(%rbp),%rax
  mov    -0x18(%rbp),%rdx
  mov    %rdx,(%rax)
L35:
  mov    -0x8(%rbp),%rax
  leave
  ret
```

assistant: ```c
unsigned long strtoul(const char *p, char **out_p, int base) {
  unsigned long v = 0;
  while (isspace(*p))
    p++;
  if (((base == 16) || (base == 0)) && ((*p == '0') && ((p[1] == 'x') || (p[1] == 'X')))) {
    p += 2;
    base = 16;
  }
  if (base == 0) {
    if (*p == '0')
      base = 8;
    else
      base = 10;
  }
  while (1) {
    char c = *p;
    if ((c >= '0') && (c <= '9') && (c - '0' < base))
      v = (v * base) + (c - '0');
    else if ((c >= 'a') && (c <= 'z') && (c - 'a' + 10 < base))
      v = (v * base) + (c - 'a' + 10);
    else if ((c >= 'A') && (c <= 'Z') && (c - 'A' + 10 < base))
      v = (v * base) + (c - 'A' + 10);
    else
      break;
    p++;
  }
  if (out_p)
    *out_p = (char *)p;
  return v;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<strtoul>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  mov    %rsi,%r12
  mov    %edx,%ebp
  jmp    L135
L0:
  add    $0x1,%rbx
L135:
  movsbl (%rbx),%edi
  call   <isspace@plt>
  test   %rax,%rax
  jne    L0
  test   $0xffffffef,%ebp
  jne    L41
  movzbl (%rbx),%eax
  cmp    $0x30,%al
  je     L121
L124:
  test   %ebp,%ebp
  jne    L41
  cmp    $0x30,%al
  setne  %bpl
  movzbl %bpl,%ebp
  lea    0x8(%rbp,%rbp,1),%ebp
L41:
  mov    $0x0,%eax
  movslq %ebp,%rcx
  jmp    L96
L121:
  movzbl 0x1(%rbx),%edx
  and    $0xffffffdf,%edx
  cmp    $0x58,%dl
  jne    L124
  add    $0x2,%rbx
  mov    $0x10,%ebp
  jmp    L41
L109:
  lea    -0x61(%rdx),%esi
  cmp    $0x19,%sil
  ja     L56
  movsbl %dl,%edx
  lea    -0x56(%rdx),%esi
  cmp    %ebp,%esi
  jg     L87
  imul   %rcx,%rax
  sub    $0x57,%edx
  movslq %edx,%rdx
  add    %rdx,%rax
  jmp    L132
L56:
  lea    -0x41(%rdx),%esi
  cmp    $0x19,%sil
  ja     L87
  movsbl %dl,%edx
  lea    -0x36(%rdx),%esi
  cmp    %ebp,%esi
  jg     L87
  imul   %rcx,%rax
  sub    $0x37,%edx
  movslq %edx,%rdx
  add    %rdx,%rax
L132:
  add    $0x1,%rbx
L96:
  movzbl (%rbx),%edx
  lea    -0x30(%rdx),%esi
  cmp    $0x9,%sil
  ja     L109
  movsbl %dl,%edx
  lea    -0x2f(%rdx),%esi
  cmp    %ebp,%esi
  jg     L87
  imul   %rcx,%rax
  sub    $0x30,%edx
  movslq %edx,%rdx
  add    %rdx,%rax
  jmp    L132
L87:
  test   %r12,%r12
  je     L72
  mov    %rbx,(%r12)
L72:
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
unsigned long strtoul(const char *p, char **out_p, int base) {
  unsigned long v = 0;
  while (isspace(*p))
    p++;
  if (((base == 16) || (base == 0)) && ((*p == '0') && ((p[1] == 'x') || (p[1] == 'X')))) {
    p += 2;
    base = 16;
  }
  if (base == 0) {
    if (*p == '0')
      base = 8;
    else
      base = 10;
  }
  while (1) {
    char c = *p;
    if ((c >= '0') && (c <= '9') && (c - '0' < base))
      v = (v * base) + (c - '0');
    else if ((c >= 'a') && (c <= 'z') && (c - 'a' + 10 < base))
      v = (v * base) + (c - 'a' + 10);
    else if ((c >= 'A') && (c <= 'Z') && (c - 'A' + 10 < base))
      v = (v * base) + (c - 'A' + 10);
    else
      break;
    p++;
  }
  if (out_p)
    *out_p = (char *)p;
  return v;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<strtoul>:
  endbr64
  push   %r12
  mov    %edx,%r12d
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  mov    %rsi,%rbx
  jmp    L60
  nopl   0x0(%rax,%rax,1)
L28:
  add    $0x1,%rbp
L60:
  movsbl 0x0(%rbp),%edi
  call   <isspace@plt>
  test   %rax,%rax
  jne    L28
  movsbl 0x0(%rbp),%edx
  test   $0xffffffef,%r12d
  jne    L162
  cmp    $0x30,%dl
  je     L158
  test   %r12d,%r12d
  jne    L162
  mov    $0xa,%r12d
L162:
  xor    %eax,%eax
  movslq %r12d,%rcx
L151:
  lea    -0x30(%rdx),%esi
  cmp    $0x9,%sil
  ja     L68
  lea    -0x2f(%rdx),%esi
  cmp    %r12d,%esi
  jle    L179
L178:
  test   %rbx,%rbx
  je     L57
  mov    %rbp,(%rbx)
L57:
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  xchg   %ax,%ax
L68:
  lea    -0x61(%rdx),%esi
  cmp    $0x19,%sil
  ja     L66
  lea    -0x56(%rdx),%esi
  cmp    %r12d,%esi
  jg     L178
  imul   %rcx,%rax
  sub    $0x57,%edx
  movslq %edx,%rdx
  add    %rdx,%rax
  xchg   %ax,%ax
L4:
  add    $0x1,%rbp
  movsbl 0x0(%rbp),%edx
  jmp    L151
  nopw   0x0(%rax,%rax,1)
L66:
  lea    -0x41(%rdx),%esi
  cmp    $0x19,%sil
  ja     L178
  lea    -0x36(%rdx),%esi
  cmp    %r12d,%esi
  jg     L178
  imul   %rcx,%rax
  sub    $0x37,%edx
  movslq %edx,%rdx
  add    %rdx,%rax
  jmp    L4
L179:
  imul   %rcx,%rax
  sub    $0x30,%edx
  movslq %edx,%rdx
  add    %rdx,%rax
  jmp    L4
  nop
L158:
  movzbl 0x1(%rbp),%eax
  and    $0xffffffdf,%eax
  cmp    $0x58,%al
  jne    L59
  movsbl 0x2(%rbp),%edx
  mov    $0x10,%r12d
  add    $0x2,%rbp
  jmp    L162
L59:
  test   %r12d,%r12d
  jne    L162
  mov    $0x8,%r12d
  jmp    L162
```

assistant: ```c
unsigned long strtoul(const char *p, char **out_p, int base) {
  unsigned long v = 0;
  while (isspace(*p))
    p++;
  if (((base == 16) || (base == 0)) && ((*p == '0') && ((p[1] == 'x') || (p[1] == 'X')))) {
    p += 2;
    base = 16;
  }
  if (base == 0) {
    if (*p == '0')
      base = 8;
    else
      base = 10;
  }
  while (1) {
    char c = *p;
    if ((c >= '0') && (c <= '9') && (c - '0' < base))
      v = (v * base) + (c - '0');
    else if ((c >= 'a') && (c <= 'z') && (c - 'a' + 10 < base))
      v = (v * base) + (c - 'a' + 10);
    else if ((c >= 'A') && (c <= 'Z') && (c - 'A' + 10 < base))
      v = (v * base) + (c - 'A' + 10);
    else
      break;
    p++;
  }
  if (out_p)
    *out_p = (char *)p;
  return v;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<strtoul>:
  endbr64
  push   %r12
  mov    %edx,%r12d
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  mov    %rsi,%rbx
  jmp    L73
  nopl   0x0(%rax,%rax,1)
L125:
  add    $0x1,%rbp
L73:
  movsbl 0x0(%rbp),%edi
  call   <isspace@plt>
  test   %rax,%rax
  jne    L125
  movzbl 0x0(%rbp),%eax
  test   $0xffffffef,%r12d
  jne    L127
  cmp    $0x30,%al
  je     L168
  test   %r12d,%r12d
  jne    L127
  mov    $0xa,%r12d
L127:
  xor    %eax,%eax
  movslq %r12d,%rcx
  nop
L60:
  movsbl 0x0(%rbp),%edx
  lea    -0x30(%rdx),%esi
  cmp    $0x9,%sil
  ja     L145
  lea    -0x2f(%rdx),%esi
  cmp    %r12d,%esi
  jle    L51
L4:
  test   %rbx,%rbx
  je     L126
  mov    %rbp,(%rbx)
L126:
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopw   0x0(%rax,%rax,1)
L145:
  lea    -0x61(%rdx),%esi
  cmp    $0x19,%sil
  ja     L58
  lea    -0x56(%rdx),%esi
  cmp    %r12d,%esi
  jg     L4
  imul   %rcx,%rax
  sub    $0x57,%edx
  movslq %edx,%rdx
  add    %rdx,%rax
  cs nopw 0x0(%rax,%rax,1)
L97:
  add    $0x1,%rbp
  jmp    L60
  cs nopw 0x0(%rax,%rax,1)
L58:
  lea    -0x41(%rdx),%esi
  cmp    $0x19,%sil
  ja     L4
  lea    -0x36(%rdx),%esi
  cmp    %r12d,%esi
  jg     L4
  imul   %rcx,%rax
  sub    $0x37,%edx
  movslq %edx,%rdx
  add    %rdx,%rax
  jmp    L97
L51:
  imul   %rcx,%rax
  sub    $0x30,%edx
  movslq %edx,%rdx
  add    %rdx,%rax
  jmp    L97
  nop
L168:
  movzbl 0x1(%rbp),%eax
  and    $0xffffffdf,%eax
  cmp    $0x58,%al
  jne    L47
  add    $0x2,%rbp
  mov    $0x10,%r12d
  jmp    L127
L47:
  test   %r12d,%r12d
  jne    L127
  mov    $0x8,%r12d
  jmp    L127
```

assistant: ```c
unsigned long strtoul(const char *p, char **out_p, int base) {
  unsigned long v = 0;
  while (isspace(*p))
    p++;
  if (((base == 16) || (base == 0)) && ((*p == '0') && ((p[1] == 'x') || (p[1] == 'X')))) {
    p += 2;
    base = 16;
  }
  if (base == 0) {
    if (*p == '0')
      base = 8;
    else
      base = 10;
  }
  while (1) {
    char c = *p;
    if ((c >= '0') && (c <= '9') && (c - '0' < base))
      v = (v * base) + (c - '0');
    else if ((c >= 'a') && (c <= 'z') && (c - 'a' + 10 < base))
      v = (v * base) + (c - 'a' + 10);
    else if ((c >= 'A') && (c <= 'Z') && (c - 'A' + 10 < base))
      v = (v * base) + (c - 'A' + 10);
    else
      break;
    p++;
  }
  if (out_p)
    *out_p = (char *)p;
  return v;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<base64_chr_real>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x40,%al
  jle    L61
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x5a,%al
  jg     L61
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  sub    $0x41,%eax
  mov    %eax,%edx
  mov    -0x8(%rbp),%rax
  mov    %dl,(%rax)
  jmp    L105
L61:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x60,%al
  jle    L113
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x7a,%al
  jg     L113
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  sub    $0x47,%eax
  mov    %eax,%edx
  mov    -0x8(%rbp),%rax
  mov    %dl,(%rax)
  jmp    L105
L113:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x2f,%al
  jle    L134
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x39,%al
  jg     L134
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  add    $0x4,%eax
  mov    %eax,%edx
  mov    -0x8(%rbp),%rax
  mov    %dl,(%rax)
  jmp    L105
L134:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x2b,%al
  jne    L57
  mov    -0x8(%rbp),%rax
  movb   $0x3e,(%rax)
  jmp    L105
L57:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x2f,%al
  jne    L82
  mov    -0x8(%rbp),%rax
  movb   $0x3f,(%rax)
  jmp    L105
L82:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x3d,%al
  jne    L18
  mov    -0x8(%rbp),%rax
  movb   $0x40,(%rax)
  jmp    L105
L18:
  mov    -0x8(%rbp),%rax
  movb   $0xff,(%rax)
  jmp    L105
L105:
  nop
  pop    %rbp
  ret
```

assistant: ```c
void base64_chr_real(char *chr) {
  if (*chr >= 0x41 && *chr <= 0x5A) {
    *chr -= 0x41;
  } else if (*chr >= 0x61 && *chr <= 0x7A) {
    *chr -= 0x47;
  } else if (*chr >= 0x30 && *chr <= 0x39) {
    *chr += 0x04;
  } else if (*chr == 0x2B) {
    *chr = 0x3E;
  } else if (*chr == 0x2F) {
    *chr = 0x3F;
  } else if (*chr == 0x3D) {
    *chr = 64;
  } else {
    *chr = -1;
  }
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<base64_chr_real>:
  endbr64
  movzbl (%rdi),%edx
  lea    -0x41(%rdx),%eax
  cmp    $0x19,%al
  jbe    L14
  cmp    $0x39,%dl
  jg     L47
  cmp    $0x2f,%dl
  jg     L52
  mov    $0x3e,%eax
  cmp    $0x2b,%dl
  je     L14
  cmp    $0x2f,%dl
  mov    $0xffffffff,%eax
  mov    $0x3f,%edx
  cmove  %edx,%eax
L14:
  mov    %al,(%rdi)
  ret
L47:
  mov    $0x40,%eax
  cmp    $0x3d,%dl
  je     L14
  lea    -0x61(%rdx),%eax
  sub    $0x47,%edx
  cmp    $0x1a,%al
  mov    $0xffffffff,%eax
  cmovb  %edx,%eax
  jmp    L14
L52:
  lea    0x4(%rdx),%eax
  jmp    L14
```

assistant: ```c
void base64_chr_real(char *chr) {
  if (*chr >= 0x41 && *chr <= 0x5A) {
    *chr -= 0x41;
  } else if (*chr >= 0x61 && *chr <= 0x7A) {
    *chr -= 0x47;
  } else if (*chr >= 0x30 && *chr <= 0x39) {
    *chr += 0x04;
  } else if (*chr == 0x2B) {
    *chr = 0x3E;
  } else if (*chr == 0x2F) {
    *chr = 0x3F;
  } else if (*chr == 0x3D) {
    *chr = 64;
  } else {
    *chr = -1;
  }
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<base64_chr_real>:
  endbr64
  movzbl (%rdi),%edx
  lea    -0x41(%rdx),%eax
  cmp    $0x19,%al
  jbe    L51
  cmp    $0x39,%dl
  jg     L38
  cmp    $0x2f,%dl
  jg     L58
  mov    $0x3e,%eax
  cmp    $0x2b,%dl
  je     L51
  cmp    $0x2f,%dl
  mov    $0xffffffff,%eax
  mov    $0x3f,%edx
  cmove  %edx,%eax
L51:
  mov    %al,(%rdi)
  ret
  nopl   (%rax)
L38:
  mov    $0x40,%eax
  cmp    $0x3d,%dl
  je     L51
  lea    -0x61(%rdx),%eax
  sub    $0x47,%edx
  cmp    $0x1a,%al
  mov    $0xffffffff,%eax
  cmovb  %edx,%eax
  mov    %al,(%rdi)
  ret
  nopl   (%rax)
L58:
  lea    0x4(%rdx),%eax
  jmp    L51
```

assistant: ```c
void base64_chr_real(char *chr) {
  if (*chr >= 0x41 && *chr <= 0x5A) {
    *chr -= 0x41;
  } else if (*chr >= 0x61 && *chr <= 0x7A) {
    *chr -= 0x47;
  } else if (*chr >= 0x30 && *chr <= 0x39) {
    *chr += 0x04;
  } else if (*chr == 0x2B) {
    *chr = 0x3E;
  } else if (*chr == 0x2F) {
    *chr = 0x3F;
  } else if (*chr == 0x3D) {
    *chr = 64;
  } else {
    *chr = -1;
  }
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<base64_chr_real>:
  endbr64
  movzbl (%rdi),%edx
  lea    -0x41(%rdx),%eax
  cmp    $0x19,%al
  jbe    L0
  cmp    $0x39,%dl
  jg     L36
  cmp    $0x2f,%dl
  jg     L58
  mov    $0x3e,%eax
  cmp    $0x2b,%dl
  je     L0
  cmp    $0x2f,%dl
  mov    $0xffffffff,%eax
  mov    $0x3f,%edx
  cmove  %edx,%eax
L0:
  mov    %al,(%rdi)
  ret
  nopl   (%rax)
L36:
  mov    $0x40,%eax
  cmp    $0x3d,%dl
  je     L0
  lea    -0x61(%rdx),%eax
  sub    $0x47,%edx
  cmp    $0x1a,%al
  mov    $0xffffffff,%eax
  cmovb  %edx,%eax
  mov    %al,(%rdi)
  ret
  nopl   (%rax)
L58:
  lea    0x4(%rdx),%eax
  jmp    L0
```

assistant: ```c
void base64_chr_real(char *chr) {
  if (*chr >= 0x41 && *chr <= 0x5A) {
    *chr -= 0x41;
  } else if (*chr >= 0x61 && *chr <= 0x7A) {
    *chr -= 0x47;
  } else if (*chr >= 0x30 && *chr <= 0x39) {
    *chr += 0x04;
  } else if (*chr == 0x2B) {
    *chr = 0x3E;
  } else if (*chr == 0x2F) {
    *chr = 0x3F;
  } else if (*chr == 0x3D) {
    *chr = 64;
  } else {
    *chr = -1;
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<sys_sbrk>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0x10(%rbp),%rax
  mov    %rax,%rsi
  mov    $0x0,%edi
  call   <argint@plt>
  test   %rax,%rax
  jns    L26
  mov    $0xffffffff,%eax
  jmp    L9
L26:
  mov    -0x10(%rbp),%eax
  mov    %eax,%edi
  call   <growproc@plt>
  mov    %eax,-0xc(%rbp)
  cmpl   $0x0,-0xc(%rbp)
  jns    L39
  mov    $0xffffffff,%eax
  jmp    L9
L39:
  mov    -0xc(%rbp),%eax
L9:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L20
  call   <__stack_chk_fail@plt>
L20:
  leave
  ret
```

assistant: ```c
int sys_sbrk(void) {
  int addr;
  int n;
  if (argint(0, &n) < 0)
    return -1;
  if ((addr = growproc(n)) < 0)
    return -1;
  return addr;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<sys_sbrk>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rsi
  mov    $0x0,%edi
  call   <argint@plt>
  test   %rax,%rax
  js     L11
  mov    0x4(%rsp),%edi
  call   <growproc@plt>
  test   %eax,%eax
  mov    $0xffffffff,%edx
  cmovs  %edx,%eax
L19:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L9
  add    $0x18,%rsp
  ret
L11:
  mov    $0xffffffff,%eax
  jmp    L19
L9:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int sys_sbrk(void) {
  int addr;
  int n;
  if (argint(0, &n) < 0)
    return -1;
  if ((addr = growproc(n)) < 0)
    return -1;
  return addr;
}
```
user: Translate the below assembly code into C programming language:

```asm
<sys_sbrk>:
  endbr64
  sub    $0x18,%rsp
  xor    %edi,%edi
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rsi
  call   <argint@plt>
  test   %rax,%rax
  js     L8
  mov    0x4(%rsp),%edi
  call   <growproc@plt>
  mov    $0xffffffff,%edx
  test   %eax,%eax
  cmovs  %edx,%eax
L2:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L14
  add    $0x18,%rsp
  ret
  nopl   0x0(%rax)
L8:
  mov    $0xffffffff,%eax
  jmp    L2
L14:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int sys_sbrk(void) {
  int addr;
  int n;
  if (argint(0, &n) < 0)
    return -1;
  if ((addr = growproc(n)) < 0)
    return -1;
  return addr;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<sys_sbrk>:
  endbr64
  sub    $0x18,%rsp
  xor    %edi,%edi
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rsi
  call   <argint@plt>
  test   %rax,%rax
  js     L27
  mov    0x4(%rsp),%edi
  call   <growproc@plt>
  mov    $0xffffffff,%edx
  test   %eax,%eax
  cmovs  %edx,%eax
L5:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L16
  add    $0x18,%rsp
  ret
  nopl   0x0(%rax)
L27:
  mov    $0xffffffff,%eax
  jmp    L5
L16:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int sys_sbrk(void) {
  int addr;
  int n;
  if (argint(0, &n) < 0)
    return -1;
  if ((addr = growproc(n)) < 0)
    return -1;
  return addr;
}
```