ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 下面的汇编指令对应的C源代码是什么:

```asm
<demangle>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %edi,-0x4(%rbp)
  mov    %esi,-0x8(%rbp)
  mov    -0x8(%rbp),%eax
  sar    $0x8,%eax
  and    $0xf,%eax
  mov    %eax,%edi
  mov    -0x8(%rbp),%eax
  sar    $0xc,%eax
  and    $0xf,%eax
  mov    %eax,%esi
  mov    -0x8(%rbp),%eax
  and    $0xf,%eax
  mov    %eax,%ecx
  mov    -0x8(%rbp),%eax
  sar    $0x4,%eax
  and    $0xf,%eax
  mov    %eax,%r9d
  mov    -0x4(%rbp),%eax
  sar    $0x8,%eax
  and    $0x1f,%eax
  add    $0x40,%eax
  movsbl %al,%r8d
  mov    -0x4(%rbp),%eax
  shl    $0x3,%eax
  and    $0x18,%eax
  mov    %eax,%edx
  mov    -0x4(%rbp),%eax
  sar    $0xd,%eax
  and    $0x7,%eax
  or     %edx,%eax
  add    $0x40,%eax
  movsbl %al,%edx
  mov    -0x4(%rbp),%eax
  sar    $0x2,%eax
  and    $0x3f,%eax
  add    $0x40,%eax
  movsbl %al,%eax
  sub    $0x8,%rsp
  push   %rdi
  push   %rsi
  push   %rcx
  mov    %edx,%ecx
  mov    %eax,%edx
  lea    D10(%rip),%rax
  mov    %rax,%rsi
  lea    D3(%rip),%rax
  mov    %rax,%rdi
  call   <sprintf@plt>
  add    $0x20,%rsp
  lea    D3(%rip),%rax
  leave
  ret
```

tool_calls: name: disassemble_data
arguments: data_label: D10
type: string

tool: D10: %c%c%c%x%x%x%x

assistant: ```c
char *demangle(int vendor, int device) {
  static char ret[8];
  sprintf(ret, "%c%c%c%x%x%x%x", 'A' + ((vendor >> 2) & 0x3f) - 1, 'A' + (((vendor & 3) << 3) | ((vendor >> 13) & 7)) - 1, 'A' + ((vendor >> 8) & 0x1f) - 1, (device >> 4) & 0x0f, device & 0x0f, (device >> 12) & 0x0f, (device >> 8) & 0x0f);
  return ret;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<demangle>:
  endbr64
  push   %rbx
  mov    %esi,%eax
  mov    %esi,%r9d
  sar    $0x4,%r9d
  mov    %edi,%r8d
  sar    $0x8,%r8d
  and    $0x1f,%r8d
  add    $0x40,%r8d
  lea    0x0(,%rdi,8),%ecx
  and    $0x18,%ecx
  mov    %edi,%edx
  sar    $0xd,%edx
  and    $0x7,%edx
  or     %edx,%ecx
  add    $0x40,%ecx
  movsbl %cl,%ecx
  shr    $0x2,%dil
  lea    0x40(%rdi),%edx
  movsbl %dl,%edx
  sub    $0x8,%rsp
  sar    $0x8,%esi
  and    $0xf,%esi
  push   %rsi
  mov    %eax,%esi
  sar    $0xc,%esi
  and    $0xf,%esi
  push   %rsi
  and    $0xf,%eax
  push   %rax
  and    $0xf,%r9d
  movsbl %r8b,%r8d
  lea    D3(%rip),%rsi
  lea    D4(%rip),%rbx
  mov    %rbx,%rdi
  call   <sprintf@plt>
  add    $0x20,%rsp
  mov    %rbx,%rax
  pop    %rbx
  ret
```

tool_calls: name: read_data
arguments: data_tag: D3
type_guessed: string

tool: D3: %c%c%c%x%x%x%x

assistant: ```c
char *demangle(int vendor, int device) {
  static char ret[8];
  sprintf(ret, "%c%c%c%x%x%x%x", 'A' + ((vendor >> 2) & 0x3f) - 1, 'A' + (((vendor & 3) << 3) | ((vendor >> 13) & 7)) - 1, 'A' + ((vendor >> 8) & 0x1f) - 1, (device >> 4) & 0x0f, device & 0x0f, (device >> 12) & 0x0f, (device >> 8) & 0x0f);
  return ret;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<demangle>:
  endbr64
  push   %r12
  mov    %esi,%eax
  mov    %esi,%r9d
  sar    $0x8,%esi
  and    $0xf,%esi
  mov    %edi,%edx
  mov    %edi,%r8d
  sar    $0x4,%r9d
  lea    0x0(,%rdi,8),%ecx
  sar    $0xd,%edx
  sar    $0x8,%r8d
  lea    D19(%rip),%r12
  sub    $0x8,%rsp
  and    $0x7,%edx
  and    $0x18,%ecx
  shr    $0x2,%dil
  push   %rsi
  mov    %eax,%esi
  and    $0xf,%eax
  or     %edx,%ecx
  sar    $0xc,%esi
  and    $0x1f,%r8d
  lea    0x40(%rdi),%edx
  add    $0x40,%ecx
  and    $0xf,%esi
  add    $0x40,%r8d
  mov    %r12,%rdi
  movzbl %cl,%ecx
  push   %rsi
  movzbl %dl,%edx
  and    $0xf,%r9d
  movzbl %r8b,%r8d
  push   %rax
  lea    D2(%rip),%rsi
  call   <sprintf@plt>
  add    $0x20,%rsp
  mov    %r12,%rax
  pop    %r12
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D2
type_infered: string

tool: D2: %c%c%c%x%x%x%x

assistant: ```c
char *demangle(int vendor, int device) {
  static char ret[8];
  sprintf(ret, "%c%c%c%x%x%x%x", 'A' + ((vendor >> 2) & 0x3f) - 1, 'A' + (((vendor & 3) << 3) | ((vendor >> 13) & 7)) - 1, 'A' + ((vendor >> 8) & 0x1f) - 1, (device >> 4) & 0x0f, device & 0x0f, (device >> 12) & 0x0f, (device >> 8) & 0x0f);
  return ret;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<demangle>:
  endbr64
  push   %r12
  mov    %esi,%eax
  mov    %esi,%r9d
  sar    $0x8,%esi
  and    $0xf,%esi
  mov    %edi,%edx
  mov    %edi,%r8d
  sar    $0x4,%r9d
  lea    0x0(,%rdi,8),%ecx
  sar    $0xd,%edx
  sar    $0x8,%r8d
  lea    D5(%rip),%r12
  sub    $0x8,%rsp
  and    $0x7,%edx
  and    $0x18,%ecx
  shr    $0x2,%dil
  push   %rsi
  mov    %eax,%esi
  and    $0xf,%eax
  or     %edx,%ecx
  sar    $0xc,%esi
  and    $0x1f,%r8d
  lea    0x40(%rdi),%edx
  add    $0x40,%ecx
  and    $0xf,%esi
  add    $0x40,%r8d
  mov    %r12,%rdi
  movzbl %cl,%ecx
  push   %rsi
  movzbl %dl,%edx
  and    $0xf,%r9d
  movzbl %r8b,%r8d
  push   %rax
  lea    D8(%rip),%rsi
  call   <sprintf@plt>
  add    $0x20,%rsp
  mov    %r12,%rax
  pop    %r12
  ret
```

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

tool: D8: %c%c%c%x%x%x%x

assistant: ```c
char *demangle(int vendor, int device) {
  static char ret[8];
  sprintf(ret, "%c%c%c%x%x%x%x", 'A' + ((vendor >> 2) & 0x3f) - 1, 'A' + (((vendor & 3) << 3) | ((vendor >> 13) & 7)) - 1, 'A' + ((vendor >> 8) & 0x1f) - 1, (device >> 4) & 0x0f, device & 0x0f, (device >> 12) & 0x0f, (device >> 8) & 0x0f);
  return ret;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<initialize_set_2>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  movq   $0x0,-0x8(%rbp)
  jmp    L2
L17:
  mov    -0x8(%rbp),%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rax,%rdx
  mov    -0x8(%rbp),%rax
  mov    %rax,(%rdx)
  addq   $0x1,-0x8(%rbp)
L2:
  mov    -0x8(%rbp),%rax
  cmp    -0x20(%rbp),%rax
  jl     L17
  nop
  nop
  pop    %rbp
  ret
```

assistant: ```c
void initialize_set_2(uint8_t *set_2, uint32_t size) {
  for (uint32_t byte = 0; byte < size; byte++) {
    *(set_2 + byte) = byte;
  }
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<initialize_set_2>:
  endbr64
  test   %rsi,%rsi
  jle    L11
  mov    $0x0,%eax
L6:
  mov    %rax,(%rdi,%rax,8)
  add    $0x1,%rax
  cmp    %rax,%rsi
  jne    L6
L11:
  ret
```

assistant: ```c
void initialize_set_2(uint8_t *set_2, uint32_t size) {
  for (uint32_t byte = 0; byte < size; byte++) {
    *(set_2 + byte) = byte;
  }
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<initialize_set_2>:
  endbr64
  test   %rsi,%rsi
  jle    L3
  xor    %eax,%eax
  nopl   0x0(%rax,%rax,1)
L6:
  mov    %rax,(%rdi,%rax,8)
  add    $0x1,%rax
  cmp    %rax,%rsi
  jne    L6
L3:
  ret
```

assistant: ```c
void initialize_set_2(uint8_t *set_2, uint32_t size) {
  for (uint32_t byte = 0; byte < size; byte++) {
    *(set_2 + byte) = byte;
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<initialize_set_2>:
  endbr64
  test   %rsi,%rsi
  jle    L5
  cmp    $0x1,%rsi
  je     L46
  mov    %rsi,%rdx
  movdqa D17(%rip),%xmm0
  movdqa D13(%rip),%xmm2
  mov    %rdi,%rax
  shr    %rdx
  shl    $0x4,%rdx
  add    %rdi,%rdx
  nop
L31:
  movdqa %xmm0,%xmm1
  add    $0x10,%rax
  paddq  %xmm2,%xmm0
  movups %xmm1,-0x10(%rax)
  cmp    %rax,%rdx
  jne    L31
  mov    %rsi,%rax
  and    $0xfffffffffffffffe,%rax
  and    $0x1,%esi
  je     L32
L14:
  mov    %rax,(%rdi,%rax,8)
L5:
  ret
  cs nopw 0x0(%rax,%rax,1)
L32:
  ret
L46:
  xor    %eax,%eax
  jmp    L14
```

tool_calls: name: disassemble_data
arguments: data_tag: D17
datatype: byte[16]
name: disassemble_data
arguments: data_tag: D13
datatype: byte[16]

tool: {"D17": [0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00]}

tool: {"D13": [0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00]}

assistant: ```c
void initialize_set_2(uint8_t *set_2, uint32_t size) {
  for (uint32_t byte = 0; byte < size; byte++) {
    *(set_2 + byte) = byte;
  }
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<display_pad>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    D17(%rip),%rax
  mov    (%rax),%eax
  mov    -0x8(%rbp),%edx
  mov    -0x4(%rbp),%ecx
  mov    %ecx,%esi
  mov    %eax,%edi
  call   <getyx@plt>
  jmp    L18
L9:
  mov    $0x20,%edi
  call   <addch@plt>
L18:
  mov    -0x8(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0x8(%rbp)
  mov    D11(%rip),%rdx
  mov    (%rdx),%edx
  cmp    %edx,%eax
  jl     L9
  nop
  nop
  leave
  ret
```

assistant: ```c
void display_pad(void) {
  int y, x;
  getyx(stdscr, y, x);
  while (x++ < COLS)
    addch(' ');
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<display_pad>:
  endbr64
  push   %rbx
  mov    $0x0,%ebx
  mov    %ebx,%edx
  mov    $0x0,%esi
  mov    D7(%rip),%rax
  mov    (%rax),%edi
  call   <getyx@plt>
  mov    D16(%rip),%rax
  cmp    (%rax),%ebx
  jge    L0
L1:
  mov    $0x20,%edi
  call   <addch@plt>
  add    $0x1,%ebx
  mov    D16(%rip),%rax
  cmp    %ebx,(%rax)
  jg     L1
L0:
  pop    %rbx
  ret
```

assistant: ```c
void display_pad(void) {
  int y, x;
  getyx(stdscr, y, x);
  while (x++ < COLS)
    addch(' ');
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<display_pad>:
  endbr64
  push   %rbp
  xor    %esi,%esi
  push   %rbx
  xor    %ebx,%ebx
  mov    %ebx,%edx
  sub    $0x8,%rsp
  mov    D3(%rip),%rax
  mov    (%rax),%edi
  call   <getyx@plt>
  mov    D18(%rip),%rbp
  cmp    0x0(%rbp),%ebx
  jge    L15
  xor    %ebx,%ebx
  nopl   0x0(%rax)
L11:
  mov    $0x20,%edi
  add    $0x1,%ebx
  call   <addch@plt>
  cmp    %ebx,0x0(%rbp)
  jg     L11
L15:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void display_pad(void) {
  int y, x;
  getyx(stdscr, y, x);
  while (x++ < COLS)
    addch(' ');
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<display_pad>:
  endbr64
  push   %rbp
  xor    %esi,%esi
  push   %rbx
  xor    %ebx,%ebx
  mov    %ebx,%edx
  sub    $0x8,%rsp
  mov    D10(%rip),%rax
  mov    (%rax),%edi
  call   <getyx@plt>
  mov    D18(%rip),%rbp
  cmp    0x0(%rbp),%ebx
  jge    L15
  xor    %ebx,%ebx
  nopl   0x0(%rax)
L3:
  mov    $0x20,%edi
  add    $0x1,%ebx
  call   <addch@plt>
  cmp    %ebx,0x0(%rbp)
  jg     L3
L15:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void display_pad(void) {
  int y, x;
  getyx(stdscr, y, x);
  while (x++ < COLS)
    addch(' ');
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<chcksum>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  movl   $0x0,-0x8(%rbp)
  movl   $0x0,-0x4(%rbp)
  jmp    L17
L2:
  mov    -0x18(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x18(%rbp)
  movzbl (%rax),%eax
  movsbl %al,%eax
  add    %eax,-0x8(%rbp)
  addl   $0x1,-0x4(%rbp)
L17:
  mov    -0x4(%rbp),%eax
  cmp    -0x1c(%rbp),%eax
  jl     L2
  mov    -0x8(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
int chcksum(char *contents, int len) {
  int sum = 0;
  int i;
  for (i = 0; i < len; ++i)
    sum += *(contents++);
  return sum;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<chcksum>:
  endbr64
  test   %esi,%esi
  jle    L5
  mov    %esi,%esi
  lea    (%rdi,%rsi,1),%rcx
  mov    $0x0,%eax
L1:
  add    $0x1,%rdi
  movsbl -0x1(%rdi),%edx
  add    %edx,%eax
  cmp    %rcx,%rdi
  jne    L1
  ret
L5:
  mov    $0x0,%eax
  ret
```

assistant: ```c
int chcksum(char *contents, int len) {
  int sum = 0;
  int i;
  for (i = 0; i < len; ++i)
    sum += *(contents++);
  return sum;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<chcksum>:
  endbr64
  test   %esi,%esi
  jle    L6
  movslq %esi,%rsi
  xor    %eax,%eax
  lea    (%rdi,%rsi,1),%rcx
  nopl   0x0(%rax)
L3:
  movsbl (%rdi),%edx
  add    $0x1,%rdi
  add    %edx,%eax
  cmp    %rcx,%rdi
  jne    L3
  ret
  nopw   0x0(%rax,%rax,1)
L6:
  xor    %eax,%eax
  ret
```

assistant: ```c
int chcksum(char *contents, int len) {
  int sum = 0;
  int i;
  for (i = 0; i < len; ++i)
    sum += *(contents++);
  return sum;
}
```
user: Translate the below assembly code into C programming language:

```asm
<chcksum>:
  endbr64
  mov    %esi,%edx
  test   %esi,%esi
  jle    L30
  lea    -0x1(%rsi),%eax
  cmp    $0xe,%eax
  jbe    L178
  mov    %esi,%ecx
  pxor   %xmm1,%xmm1
  pxor   %xmm6,%xmm6
  mov    %rdi,%rax
  shr    $0x4,%ecx
  pxor   %xmm4,%xmm4
  sub    $0x1,%ecx
  shl    $0x4,%rcx
  lea    0x10(%rdi,%rcx,1),%rcx
  nopw   0x0(%rax,%rax,1)
L33:
  movdqu (%rax),%xmm0
  movdqa %xmm6,%xmm3
  add    $0x10,%rax
  pcmpgtb %xmm0,%xmm3
  movdqa %xmm0,%xmm2
  punpcklbw %xmm3,%xmm2
  punpckhbw %xmm3,%xmm0
  movdqa %xmm4,%xmm3
  pcmpgtw %xmm2,%xmm3
  movdqa %xmm2,%xmm5
  punpcklwd %xmm3,%xmm5
  punpckhwd %xmm3,%xmm2
  movdqa %xmm0,%xmm3
  paddd  %xmm5,%xmm1
  paddd  %xmm2,%xmm1
  movdqa %xmm4,%xmm2
  pcmpgtw %xmm0,%xmm2
  punpcklwd %xmm2,%xmm3
  punpckhwd %xmm2,%xmm0
  paddd  %xmm3,%xmm1
  paddd  %xmm0,%xmm1
  cmp    %rcx,%rax
  jne    L33
  movdqa %xmm1,%xmm0
  mov    %edx,%ecx
  psrldq $0x8,%xmm0
  and    $0xfffffff0,%ecx
  paddd  %xmm0,%xmm1
  mov    %ecx,%esi
  movdqa %xmm1,%xmm0
  add    %rsi,%rdi
  psrldq $0x4,%xmm0
  paddd  %xmm0,%xmm1
  movd   %xmm1,%eax
  cmp    %ecx,%edx
  je     L87
L54:
  movsbl (%rdi),%esi
  add    %esi,%eax
  lea    0x1(%rcx),%esi
  cmp    %esi,%edx
  jle    L143
  movsbl 0x1(%rdi),%esi
  add    %esi,%eax
  lea    0x2(%rcx),%esi
  cmp    %esi,%edx
  jle    L143
  movsbl 0x2(%rdi),%esi
  add    %esi,%eax
  lea    0x3(%rcx),%esi
  cmp    %esi,%edx
  jle    L143
  movsbl 0x3(%rdi),%esi
  add    %esi,%eax
  lea    0x4(%rcx),%esi
  cmp    %esi,%edx
  jle    L143
  movsbl 0x4(%rdi),%esi
  add    %esi,%eax
  lea    0x5(%rcx),%esi
  cmp    %esi,%edx
  jle    L143
  movsbl 0x5(%rdi),%esi
  add    %esi,%eax
  lea    0x6(%rcx),%esi
  cmp    %esi,%edx
  jle    L143
  movsbl 0x6(%rdi),%esi
  add    %esi,%eax
  lea    0x7(%rcx),%esi
  cmp    %esi,%edx
  jle    L143
  movsbl 0x7(%rdi),%esi
  add    %esi,%eax
  lea    0x8(%rcx),%esi
  cmp    %esi,%edx
  jle    L143
  movsbl 0x8(%rdi),%esi
  add    %esi,%eax
  lea    0x9(%rcx),%esi
  cmp    %esi,%edx
  jle    L143
  movsbl 0x9(%rdi),%esi
  add    %esi,%eax
  lea    0xa(%rcx),%esi
  cmp    %esi,%edx
  jle    L143
  movsbl 0xa(%rdi),%esi
  add    %esi,%eax
  lea    0xb(%rcx),%esi
  cmp    %esi,%edx
  jle    L143
  movsbl 0xb(%rdi),%esi
  add    %esi,%eax
  lea    0xc(%rcx),%esi
  cmp    %esi,%edx
  jle    L143
  movsbl 0xc(%rdi),%esi
  add    %esi,%eax
  lea    0xd(%rcx),%esi
  cmp    %esi,%edx
  jle    L143
  movsbl 0xd(%rdi),%esi
  add    $0xe,%ecx
  add    %esi,%eax
  cmp    %ecx,%edx
  jle    L143
  movsbl 0xe(%rdi),%edx
  add    %edx,%eax
  ret
  nopl   0x0(%rax)
L30:
  xor    %eax,%eax
L143:
  ret
L178:
  xor    %ecx,%ecx
  xor    %eax,%eax
  jmp    L54
L87:
  ret
```

assistant: ```c
int chcksum(char *contents, int len) {
  int sum = 0;
  int i;
  for (i = 0; i < len; ++i)
    sum += *(contents++);
  return sum;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    %rsi,-0x20(%rbp)
  movl   $0x0,-0x4(%rbp)
  cmpl   $0x1,-0x14(%rbp)
  jle    L53
  mov    -0x20(%rbp),%rax
  add    $0x8,%rax
  mov    (%rax),%rax
  movzbl (%rax),%eax
  cmp    $0x2d,%al
  jne    L53
  mov    -0x20(%rbp),%rax
  add    $0x8,%rax
  mov    (%rax),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  cmp    $0x6e,%al
  jne    L53
  movl   $0x1,-0x4(%rbp)
  subl   $0x1,-0x14(%rbp)
  addq   $0x8,-0x20(%rbp)
L53:
  movl   $0x1,-0x8(%rbp)
  jmp    L49
L15:
  mov    D4(%rip),%rax
  mov    (%rax),%edx
  mov    -0x8(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rcx
  mov    -0x20(%rbp),%rax
  add    %rcx,%rax
  mov    (%rax),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <fputs@plt>
  mov    -0x14(%rbp),%eax
  sub    $0x1,%eax
  cmp    %eax,-0x8(%rbp)
  jge    L52
  mov    $0x20,%edi
  call   <putchar@plt>
L52:
  addl   $0x1,-0x8(%rbp)
L49:
  mov    -0x8(%rbp),%eax
  cmp    -0x14(%rbp),%eax
  jl     L15
  cmpl   $0x0,-0x4(%rbp)
  jne    L60
  mov    $0xa,%edi
  call   <putchar@plt>
L60:
  mov    $0x0,%eax
  leave
  ret
```

assistant: ```c
int main(int argc, char **argv) {
  int i;
  int nflg;
  nflg = 0;
  if (argc > 1 && argv[1][0] == '-' && argv[1][1] == 'n') {
    nflg = 1;
    --argc;
    ++argv;
  }
  for (i = 1; i < argc; ++i) {
    fputs(argv[i], stdout);
    if (i < argc - 1) {
      putchar(' ');
    }
  }
  if (nflg == 0) {
    putchar('\n');
  }
  return 0;
}
```
user: What is the c source code of the assembly code below?

```asm
<main>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  cmp    $0x1,%edi
  jle    L66
  mov    %edi,%ebp
  mov    %rsi,%r12
  mov    0x8(%rsi),%rax
  mov    $0x0,%r14d
  cmpb   $0x2d,(%rax)
  je     L39
L91:
  mov    $0x1,%ebx
  mov    D6(%rip),%r13
  jmp    L29
L39:
  cmpb   $0x6e,0x1(%rax)
  jne    L91
  sub    $0x1,%ebp
  add    $0x8,%r12
  cmp    $0x1,%ebp
  jle    L9
  mov    $0x1,%r14d
  jmp    L91
L48:
  add    $0x1,%rbx
  cmp    %ebx,%ebp
  jle    L25
L29:
  mov    (%r12,%rbx,8),%rdi
  mov    0x0(%r13),%esi
  call   <fputs@plt>
  lea    -0x1(%rbp),%eax
  cmp    %ebx,%eax
  jle    L48
  mov    $0x20,%edi
  call   <putchar@plt>
  jmp    L48
L25:
  test   %r14d,%r14d
  je     L66
L9:
  mov    $0x0,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L66:
  mov    $0xa,%edi
  call   <putchar@plt>
  jmp    L9
```

assistant: ```c
int main(int argc, char **argv) {
  int i;
  int nflg;
  nflg = 0;
  if (argc > 1 && argv[1][0] == '-' && argv[1][1] == 'n') {
    nflg = 1;
    --argc;
    ++argv;
  }
  for (i = 1; i < argc; ++i) {
    fputs(argv[i], stdout);
    if (i < argc - 1) {
      putchar(' ');
    }
  }
  if (nflg == 0) {
    putchar('\n');
  }
  return 0;
}
```
user: What is the c source code of the assembly code below?

```asm
<main>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  cmp    $0x1,%edi
  jle    L65
  mov    0x8(%rsi),%rax
  xor    %r15d,%r15d
  mov    %edi,%ebp
  mov    %rsi,%r12
  cmpb   $0x2d,(%rax)
  je     L46
L60:
  mov    D4(%rip),%r13
  lea    -0x1(%rbp),%r14d
  mov    $0x1,%ebx
  nopl   0x0(%rax,%rax,1)
L1:
  mov    (%r12,%rbx,8),%rdi
  mov    0x0(%r13),%esi
  call   <fputs@plt>
  cmp    %ebx,%r14d
  jle    L39
  mov    $0x20,%edi
  call   <putchar@plt>
L39:
  add    $0x1,%rbx
  cmp    %ebx,%ebp
  jg     L1
  test   %r15d,%r15d
  je     L65
L30:
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L46:
  cmpb   $0x6e,0x1(%rax)
  jne    L60
  sub    $0x1,%ebp
  cmp    $0x1,%ebp
  je     L30
  add    $0x8,%r12
  mov    $0x1,%r15d
  jmp    L60
L65:
  mov    $0xa,%edi
  call   <putchar@plt>
  jmp    L30
```

assistant: ```c
int main(int argc, char **argv) {
  int i;
  int nflg;
  nflg = 0;
  if (argc > 1 && argv[1][0] == '-' && argv[1][1] == 'n') {
    nflg = 1;
    --argc;
    ++argv;
  }
  for (i = 1; i < argc; ++i) {
    fputs(argv[i], stdout);
    if (i < argc - 1) {
      putchar(' ');
    }
  }
  if (nflg == 0) {
    putchar('\n');
  }
  return 0;
}
```
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
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  cmp    $0x1,%edi
  jle    L10
  mov    0x8(%rsi),%rax
  movl   $0x0,0xc(%rsp)
  mov    %edi,%r12d
  mov    %rsi,%r13
  cmpb   $0x2d,(%rax)
  je     L75
L36:
  lea    -0x1(%r12),%r15d
  cmp    $0x2,%r12d
  je     L30
  mov    D3(%rip),%rbp
  lea    0x8(%r13),%r14
  mov    $0x1,%ebx
  nopl   0x0(%rax)
L61:
  mov    (%r14),%rdi
  mov    0x0(%rbp),%esi
  add    $0x1,%ebx
  add    $0x8,%r14
  call   <fputs@plt>
  mov    $0x20,%edi
  call   <putchar@plt>
  cmp    %r15d,%ebx
  jl     L61
  cmp    %r12d,%ebx
  jge    L77
L34:
  movslq %ebx,%rbx
  nopl   0x0(%rax)
L55:
  mov    0x0(%r13,%rbx,8),%rdi
  mov    0x0(%rbp),%esi
  add    $0x1,%rbx
  call   <fputs@plt>
  cmp    %ebx,%r12d
  jg     L55
L77:
  cmpl   $0x0,0xc(%rsp)
  je     L10
L12:
  add    $0x18,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L30:
  mov    D3(%rip),%rbp
  mov    $0x1,%ebx
  jmp    L34
L75:
  cmpb   $0x6e,0x1(%rax)
  jne    L36
  sub    $0x1,%r12d
  cmp    $0x1,%r12d
  je     L12
  movl   $0x1,0xc(%rsp)
  add    $0x8,%r13
  jmp    L36
L10:
  mov    $0xa,%edi
  call   <putchar@plt>
  jmp    L12
```

assistant: ```c
int main(int argc, char **argv) {
  int i;
  int nflg;
  nflg = 0;
  if (argc > 1 && argv[1][0] == '-' && argv[1][1] == 'n') {
    nflg = 1;
    --argc;
    ++argv;
  }
  for (i = 1; i < argc; ++i) {
    fputs(argv[i], stdout);
    if (i < argc - 1) {
      putchar(' ');
    }
  }
  if (nflg == 0) {
    putchar('\n');
  }
  return 0;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<pkcs7_depadding_blocksize>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    %edx,%eax
  mov    %al,-0x20(%rbp)
  movl   $0x0,-0x4(%rbp)
  movb   $0x0,-0x6(%rbp)
  movb   $0x0,-0x5(%rbp)
  mov    -0x1c(%rbp),%edx
  mov    -0x18(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <pkcs7_depadding@plt>
  mov    %eax,-0x4(%rbp)
  cmpl   $0x0,-0x4(%rbp)
  jne    L13
  mov    $0x0,%eax
  jmp    L26
L13:
  movzbl -0x20(%rbp),%edx
  mov    -0x4(%rbp),%eax
  mov    %edx,%esi
  mov    %eax,%edi
  call   <pkcs7_padding_plus_len@plt>
  mov    %al,-0x6(%rbp)
  cmpb   $0x0,-0x6(%rbp)
  jne    L29
  mov    $0x0,%eax
  jmp    L26
L29:
  mov    -0x1c(%rbp),%eax
  sub    $0x1,%eax
  mov    %eax,%edx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  mov    %al,-0x5(%rbp)
  cmpb   $0x0,-0x5(%rbp)
  jne    L56
  mov    $0x0,%eax
  jmp    L26
L56:
  movzbl -0x6(%rbp),%eax
  cmp    -0x5(%rbp),%al
  je     L64
  mov    $0x0,%eax
  jmp    L26
L64:
  mov    -0x4(%rbp),%eax
L26:
  leave
  ret
```

assistant: ```c
unsigned int pkcs7_depadding_blocksize(const void *_data, unsigned int _datapaddinglen, unsigned char _blocksize) {
  unsigned int data_depadding_len = 0;
  unsigned char verify_plus_len = 0;
  unsigned char plus_len = 0;
  data_depadding_len = pkcs7_depadding(_data, _datapaddinglen);
  if (0 == data_depadding_len)
    return 0;
  verify_plus_len = pkcs7_padding_plus_len(data_depadding_len, _blocksize);
  if (0 == verify_plus_len)
    return 0;
  plus_len = ((const unsigned char *)_data)[_datapaddinglen - 1];
  if (0 == plus_len)
    return 0;
  if (verify_plus_len != plus_len)
    return 0;
  return data_depadding_len;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<pkcs7_depadding_blocksize>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%r12
  mov    %esi,%r13d
  mov    %edx,%ebp
  call   <pkcs7_depadding@plt>
  mov    %eax,%ebx
  test   %eax,%eax
  jne    L59
L55:
  mov    %ebx,%eax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L59:
  movzbl %bpl,%esi
  mov    %eax,%edi
  call   <pkcs7_padding_plus_len@plt>
  test   %al,%al
  je     L56
  lea    -0x1(%r13),%edx
  movzbl (%r12,%rdx,1),%edx
  cmp    %dl,%al
  jne    L40
  test   %dl,%dl
  jne    L55
L40:
  mov    $0x0,%ebx
  jmp    L55
L56:
  mov    $0x0,%ebx
  jmp    L55
```

assistant: ```c
unsigned int pkcs7_depadding_blocksize(const void *_data, unsigned int _datapaddinglen, unsigned char _blocksize) {
  unsigned int data_depadding_len = 0;
  unsigned char verify_plus_len = 0;
  unsigned char plus_len = 0;
  data_depadding_len = pkcs7_depadding(_data, _datapaddinglen);
  if (0 == data_depadding_len)
    return 0;
  verify_plus_len = pkcs7_padding_plus_len(data_depadding_len, _blocksize);
  if (0 == verify_plus_len)
    return 0;
  plus_len = ((const unsigned char *)_data)[_datapaddinglen - 1];
  if (0 == plus_len)
    return 0;
  if (verify_plus_len != plus_len)
    return 0;
  return data_depadding_len;
}
```