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
<rtcSetPeriodicEvent>:
  endbr64
  sub    $0x8,%rsp
  mov    %edi,0x40010a10
  mov    $0x41,%esi
  mov    $0x1,%edi
  xor    %eax,%eax
  call   <enableInterrupt@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
unsigned int rtcSetPeriodicEvent(const unsigned int mask) {
  (*((volatile unsigned int *const)(0x40010a00 + 0x10))) = mask;
  enableInterrupt(1, 65);
  return 0;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<block4x4_etc1_get_mode>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  add    $0x3,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  and    $0x2,%eax
  test   %eax,%eax
  jne    L17
  mov    $0x0,%eax
  jmp    L13
L17:
  mov    $0x1,%eax
L13:
  pop    %rbp
  ret
```

assistant: ```c
int block4x4_etc1_get_mode(const unsigned char *bitstring) {
  if ((bitstring[3] & 2) == 0)
    return 0;
  else
    return 1;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<block4x4_etc1_get_mode>:
  endbr64
  movzbl 0x3(%rdi),%eax
  shr    %al
  and    $0x1,%eax
  ret
```

assistant: ```c
int block4x4_etc1_get_mode(const unsigned char *bitstring) {
  if ((bitstring[3] & 2) == 0)
    return 0;
  else
    return 1;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<block4x4_etc1_get_mode>:
  endbr64
  movzbl 0x3(%rdi),%eax
  shr    %al
  and    $0x1,%eax
  ret
```

assistant: ```c
int block4x4_etc1_get_mode(const unsigned char *bitstring) {
  if ((bitstring[3] & 2) == 0)
    return 0;
  else
    return 1;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<block4x4_etc1_get_mode>:
  endbr64
  movzbl 0x3(%rdi),%eax
  shr    %al
  and    $0x1,%eax
  ret
```

assistant: ```c
int block4x4_etc1_get_mode(const unsigned char *bitstring) {
  if ((bitstring[3] & 2) == 0)
    return 0;
  else
    return 1;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<qlz_get_setting>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x4(%rbp)
  cmpl   $0x9,-0x4(%rbp)
  ja     L96
  mov    -0x4(%rbp),%eax
  lea    0x0(,%rax,4),%rdx
  lea    D15(%rip),%rax
  mov    (%rdx,%rax,1),%eax
  cltq
  lea    D15(%rip),%rdx
  add    %rdx,%rax
  notrack jmp *%rax
  mov    $0x0,%eax
  jmp    L97
  mov    $0xfa610,%eax
  jmp    L97
  mov    $0xf2610,%eax
  jmp    L97
  mov    $0xea600,%eax
  jmp    L97
  mov    $0x1,%eax
  jmp    L97
  mov    $0x1,%eax
  jmp    L97
  mov    $0x0,%eax
  jmp    L97
  mov    $0x1,%eax
  jmp    L97
  mov    $0x3,%eax
  jmp    L97
  mov    $0x1,%eax
  jmp    L97
L96:
  mov    $0xffffffff,%eax
L97:
  pop    %rbp
  ret
```

assistant: ```c
int qlz_get_setting(int setting) {
  switch (setting) {
  case 0:
    return 0;
  case 1:
    return (1 + 1) * 4096 * sizeof(unsigned char *) + 960000 + 16;
  case 2:
    return 4096 * sizeof(unsigned char *) + 16 + 960000;
  case 3:
    return 960000;
  case 4:
    return 1;
  case 5:
    return 1;
  case 6:
    return 0;
  case 7:
    return 1;
  case 8:
    return 3;
  case 9:
    return 1;
  }
  return -1;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<qlz_get_setting>:
  endbr64
  cmp    $0x9,%edi
  ja     L5
  mov    %edi,%edi
  lea    D4(%rip),%rdx
  movslq (%rdx,%rdi,4),%rax
  add    %rdx,%rax
  notrack jmp *%rax
  mov    $0xfa610,%eax
  ret
  mov    $0xf2610,%eax
  ret
  mov    $0xea600,%eax
  ret
  mov    $0x1,%eax
  ret
  mov    $0x1,%eax
  ret
  mov    $0x1,%eax
  ret
  mov    $0x3,%eax
  ret
  mov    $0x1,%eax
  ret
L5:
  mov    $0xffffffff,%eax
  ret
  mov    $0x0,%eax
  ret
```

assistant: ```c
int qlz_get_setting(int setting) {
  switch (setting) {
  case 0:
    return 0;
  case 1:
    return (1 + 1) * 4096 * sizeof(unsigned char *) + 960000 + 16;
  case 2:
    return 4096 * sizeof(unsigned char *) + 16 + 960000;
  case 3:
    return 960000;
  case 4:
    return 1;
  case 5:
    return 1;
  case 6:
    return 0;
  case 7:
    return 1;
  case 8:
    return 3;
  case 9:
    return 1;
  }
  return -1;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<qlz_get_setting>:
  endbr64
  mov    $0xffffffff,%eax
  cmp    $0x9,%edi
  ja     L6
  mov    %edi,%edi
  lea    D2(%rip),%rax
  mov    (%rax,%rdi,4),%eax
L6:
  ret
```

tool_calls: name: retrieve_data
arguments: data_label: D2
data_type: string

tool: 

assistant: ```c
int qlz_get_setting(int setting) {
  switch (setting) {
  case 0:
    return 0;
  case 1:
    return (1 + 1) * 4096 * sizeof(unsigned char *) + 960000 + 16;
  case 2:
    return 4096 * sizeof(unsigned char *) + 16 + 960000;
  case 3:
    return 960000;
  case 4:
    return 1;
  case 5:
    return 1;
  case 6:
    return 0;
  case 7:
    return 1;
  case 8:
    return 3;
  case 9:
    return 1;
  }
  return -1;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<qlz_get_setting>:
  endbr64
  mov    $0xffffffff,%eax
  cmp    $0x9,%edi
  ja     L7
  mov    %edi,%edi
  lea    D3(%rip),%rax
  mov    (%rax,%rdi,4),%eax
L7:
  ret
```

tool_calls: name: parse_data
arguments: tag: D3
type: string

tool: 

assistant: ```c
int qlz_get_setting(int setting) {
  switch (setting) {
  case 0:
    return 0;
  case 1:
    return (1 + 1) * 4096 * sizeof(unsigned char *) + 960000 + 16;
  case 2:
    return 4096 * sizeof(unsigned char *) + 16 + 960000;
  case 3:
    return 960000;
  case 4:
    return 1;
  case 5:
    return 1;
  case 6:
    return 0;
  case 7:
    return 1;
  case 8:
    return 3;
  case 9:
    return 1;
  }
  return -1;
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<inf>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0xc(%rbp),%rax
  mov    %rax,%rsi
  lea    D6(%rip),%rax
  mov    %rax,%rdi
  call   <scanf@plt>
  movss  -0xc(%rbp),%xmm0
  cvttss2si %xmm0,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L3
  call   <__stack_chk_fail@plt>
L3:
  leave
  ret
```

tool_calls: name: parse_data
arguments: data_tag: D6
type: string

tool: D6: %f

assistant: ```c
int inf() {
  union {
    char c[4];
    float f;
  } z;
  scanf("%f", &z.f);
  return z.f;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<inf>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rsi
  lea    D2(%rip),%rdi
  call   <scanf@plt>
  cvttss2si 0x4(%rsp),%eax
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L4
  add    $0x18,%rsp
  ret
L4:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: label: D2
datatype: string

tool: D2: %f

assistant: ```c
int inf() {
  union {
    char c[4];
    float f;
  } z;
  scanf("%f", &z.f);
  return z.f;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<inf>:
  endbr64
  sub    $0x18,%rsp
  lea    D8(%rip),%rdi
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rsi
  call   <scanf@plt>
  cvttss2si 0x4(%rsp),%eax
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L8
  add    $0x18,%rsp
  ret
L8:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: tag: D8
data_type: string

tool: D8: %f

assistant: ```c
int inf() {
  union {
    char c[4];
    float f;
  } z;
  scanf("%f", &z.f);
  return z.f;
}
```
user: What is the c source code of the assembly code below?

```asm
<inf>:
  endbr64
  sub    $0x18,%rsp
  lea    D3(%rip),%rdi
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rsi
  call   <scanf@plt>
  cvttss2si 0x4(%rsp),%eax
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L8
  add    $0x18,%rsp
  ret
L8:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: tag: D3
type_guessed: string

tool: D3: %f

assistant: ```c
int inf() {
  union {
    char c[4];
    float f;
  } z;
  scanf("%f", &z.f);
  return z.f;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<kvm_exit_handler>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %rdx,-0x38(%rbp)
  mov    %rcx,-0x40(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movq   $0x0,-0x18(%rbp)
  movq   $0x0,-0x10(%rbp)
  mov    -0x38(%rbp),%rdx
  mov    -0x30(%rbp),%rsi
  mov    -0x28(%rbp),%rax
  lea    D25(%rip),%rcx
  mov    %rax,%rdi
  call   <print_exit_reason@plt>
  test   %rax,%rax
  jns    L30
  mov    $0xffffffff,%eax
  jmp    L12
L30:
  mov    -0x30(%rbp),%rcx
  mov    -0x38(%rbp),%rdx
  mov    -0x28(%rbp),%rax
  mov    $0x1,%r9d
  mov    %rcx,%r8
  lea    D44(%rip),%rcx
  lea    D15(%rip),%rsi
  mov    %rax,%rdi
  call   <pevent_print_num_field@plt>
  lea    -0x18(%rbp),%rcx
  mov    -0x30(%rbp),%rdx
  mov    -0x38(%rbp),%rsi
  mov    -0x28(%rbp),%rax
  mov    $0x0,%r9d
  mov    %rcx,%r8
  mov    %rdx,%rcx
  lea    D23(%rip),%rdx
  mov    %rax,%rdi
  call   <pevent_get_field_val@plt>
  test   %rax,%rax
  js     L37
  lea    -0x10(%rbp),%rcx
  mov    -0x30(%rbp),%rdx
  mov    -0x38(%rbp),%rsi
  mov    -0x28(%rbp),%rax
  mov    $0x0,%r9d
  mov    %rcx,%r8
  mov    %rdx,%rcx
  lea    D46(%rip),%rdx
  mov    %rax,%rdi
  call   <pevent_get_field_val@plt>
  test   %rax,%rax
  js     L37
  mov    -0x10(%rbp),%rcx
  mov    -0x18(%rbp),%rdx
  mov    -0x28(%rbp),%rax
  lea    D5(%rip),%rsi
  mov    %rax,%rdi
  call   <trace_seq_printf@plt>
L37:
  mov    $0x0,%eax
L12:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L29
  call   <__stack_chk_fail@plt>
L29:
  leave
  ret
```

tool_calls: name: parse_data
arguments: data_label: D25
type: string
name: parse_data
arguments: data_label: D44
type: string
name: parse_data
arguments: data_label: D15
type: string
name: parse_data
arguments: data_label: D23
type: string
name: parse_data
arguments: data_label: D46
type: string
name: parse_data
arguments: data_label: D5
type: string

tool: D25: exit_reason

tool: D44: guest_rip

tool: D15:  rip 0x%lx

tool: D23: info1

tool: D46: info2

tool: D5:  info %llx %llx

assistant: ```c
int kvm_exit_handler(struct trace_seq *s, struct pevent_record *record, struct event_format *event, void *context) {
  unsigned long long info1 = 0, info2 = 0;
  if (print_exit_reason(s, record, event, "exit_reason") < 0)
    return -1;
  pevent_print_num_field(s, " rip 0x%lx", event, "guest_rip", record, 1);
  if (pevent_get_field_val(s, event, "info1", record, &info1, 0) >= 0 && pevent_get_field_val(s, event, "info2", record, &info2, 0) >= 0)
    trace_seq_printf(s, " info %llx %llx", info1, info2);
  return 0;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<kvm_exit_handler>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x20,%rsp
  mov    %rdi,%rbx
  mov    %rsi,%r12
  mov    %rdx,%rbp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  movq   $0x0,0x8(%rsp)
  movq   $0x0,0x10(%rsp)
  lea    D35(%rip),%rcx
  call   <print_exit_reason@plt>
  test   %rax,%rax
  js     L45
  mov    $0x1,%r9d
  mov    %r12,%r8
  lea    D7(%rip),%rcx
  mov    %rbp,%rdx
  lea    D31(%rip),%rsi
  mov    %rbx,%rdi
  call   <pevent_print_num_field@plt>
  mov    $0x0,%r9d
  lea    0x8(%rsp),%r8
  mov    %r12,%rcx
  lea    D16(%rip),%rdx
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <pevent_get_field_val@plt>
  mov    %rax,%rdx
  mov    $0x0,%eax
  test   %rdx,%rdx
  jns    L11
L58:
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L29
  add    $0x20,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L11:
  mov    $0x0,%r9d
  lea    0x10(%rsp),%r8
  mov    %r12,%rcx
  lea    D14(%rip),%rdx
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <pevent_get_field_val@plt>
  mov    %rax,%rdx
  mov    $0x0,%eax
  test   %rdx,%rdx
  js     L58
  mov    0x10(%rsp),%rcx
  mov    0x8(%rsp),%rdx
  lea    D13(%rip),%rsi
  mov    %rbx,%rdi
  call   <trace_seq_printf@plt>
  mov    $0x0,%eax
  jmp    L58
L45:
  mov    $0xffffffff,%eax
  jmp    L58
L29:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: data_tag: D35
type_infered: string
name: read_data
arguments: data_tag: D7
type_infered: string
name: read_data
arguments: data_tag: D31
type_infered: string
name: read_data
arguments: data_tag: D16
type_infered: string
name: read_data
arguments: data_tag: D14
type_infered: string
name: read_data
arguments: data_tag: D13
type_infered: string

tool: D35: exit_reason

tool: D7: guest_rip

tool: D31:  rip 0x%lx

tool: D16: info1

tool: D14: info2

tool: D13:  info %llx %llx

assistant: ```c
int kvm_exit_handler(struct trace_seq *s, struct pevent_record *record, struct event_format *event, void *context) {
  unsigned long long info1 = 0, info2 = 0;
  if (print_exit_reason(s, record, event, "exit_reason") < 0)
    return -1;
  pevent_print_num_field(s, " rip 0x%lx", event, "guest_rip", record, 1);
  if (pevent_get_field_val(s, event, "info1", record, &info1, 0) >= 0 && pevent_get_field_val(s, event, "info2", record, &info2, 0) >= 0)
    trace_seq_printf(s, " info %llx %llx", info1, info2);
  return 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<kvm_exit_handler>:
  endbr64
  push   %r13
  lea    D27(%rip),%rcx
  mov    %rsi,%r13
  push   %r12
  mov    %rdx,%r12
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x20,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  movq   $0x0,0x8(%rsp)
  movq   $0x0,0x10(%rsp)
  call   <print_exit_reason@plt>
  test   %rax,%rax
  js     L43
  mov    $0x1,%r9d
  mov    %r13,%r8
  mov    %r12,%rdx
  mov    %rbp,%rdi
  lea    D59(%rip),%rcx
  lea    D44(%rip),%rsi
  call   <pevent_print_num_field@plt>
  xor    %r9d,%r9d
  lea    0x8(%rsp),%r8
  mov    %r13,%rcx
  lea    D24(%rip),%rdx
  mov    %r12,%rsi
  mov    %rbp,%rdi
  call   <pevent_get_field_val@plt>
  test   %rax,%rax
  jns    L16
L51:
  xor    %eax,%eax
L59:
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L47
  add    $0x20,%rsp
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   (%rax)
L16:
  xor    %r9d,%r9d
  lea    0x10(%rsp),%r8
  mov    %r13,%rcx
  mov    %r12,%rsi
  lea    D5(%rip),%rdx
  mov    %rbp,%rdi
  call   <pevent_get_field_val@plt>
  test   %rax,%rax
  js     L51
  mov    0x10(%rsp),%rcx
  mov    0x8(%rsp),%rdx
  lea    D57(%rip),%rsi
  mov    %rbp,%rdi
  call   <trace_seq_printf@plt>
  jmp    L51
  nopl   (%rax)
L43:
  mov    $0xffffffff,%eax
  jmp    L59
L47:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: label: D27
datatype: string
name: disassemble_data
arguments: label: D59
datatype: string
name: disassemble_data
arguments: label: D44
datatype: string
name: disassemble_data
arguments: label: D24
datatype: string
name: disassemble_data
arguments: label: D5
datatype: string
name: disassemble_data
arguments: label: D57
datatype: string

tool: D27: exit_reason

tool: D59: guest_rip

tool: D44:  rip 0x%lx

tool: D24: info1

tool: D5: info2

tool: D57:  info %llx %llx

assistant: ```c
int kvm_exit_handler(struct trace_seq *s, struct pevent_record *record, struct event_format *event, void *context) {
  unsigned long long info1 = 0, info2 = 0;
  if (print_exit_reason(s, record, event, "exit_reason") < 0)
    return -1;
  pevent_print_num_field(s, " rip 0x%lx", event, "guest_rip", record, 1);
  if (pevent_get_field_val(s, event, "info1", record, &info1, 0) >= 0 && pevent_get_field_val(s, event, "info2", record, &info2, 0) >= 0)
    trace_seq_printf(s, " info %llx %llx", info1, info2);
  return 0;
}
```
user: Translate the below assembly code into C programming language:

```asm
<kvm_exit_handler>:
  endbr64
  push   %r13
  lea    D33(%rip),%rcx
  mov    %rsi,%r13
  push   %r12
  mov    %rdx,%r12
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x20,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  movq   $0x0,0x8(%rsp)
  movq   $0x0,0x10(%rsp)
  call   <print_exit_reason@plt>
  test   %rax,%rax
  js     L3
  mov    $0x1,%r9d
  mov    %r13,%r8
  mov    %r12,%rdx
  mov    %rbp,%rdi
  lea    D36(%rip),%rcx
  lea    D3(%rip),%rsi
  call   <pevent_print_num_field@plt>
  xor    %r9d,%r9d
  lea    0x8(%rsp),%r8
  mov    %r13,%rcx
  lea    D8(%rip),%rdx
  mov    %r12,%rsi
  mov    %rbp,%rdi
  call   <pevent_get_field_val@plt>
  test   %rax,%rax
  jns    L31
L30:
  xor    %eax,%eax
L13:
  mov    0x18(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L43
  add    $0x20,%rsp
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   (%rax)
L31:
  xor    %r9d,%r9d
  lea    0x10(%rsp),%r8
  mov    %r13,%rcx
  mov    %r12,%rsi
  lea    D20(%rip),%rdx
  mov    %rbp,%rdi
  call   <pevent_get_field_val@plt>
  test   %rax,%rax
  js     L30
  mov    0x10(%rsp),%rcx
  mov    0x8(%rsp),%rdx
  lea    D1(%rip),%rsi
  mov    %rbp,%rdi
  call   <trace_seq_printf@plt>
  jmp    L30
  nopl   (%rax)
L3:
  mov    $0xffffffff,%eax
  jmp    L13
L43:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: data_label: D33
type: string
name: parse_data
arguments: data_label: D36
type: string
name: parse_data
arguments: data_label: D3
type: string
name: parse_data
arguments: data_label: D8
type: string
name: parse_data
arguments: data_label: D20
type: string
name: parse_data
arguments: data_label: D1
type: string

tool: D33: exit_reason

tool: D36: guest_rip

tool: D3:  rip 0x%lx

tool: D8: info1

tool: D20: info2

tool: D1:  info %llx %llx

assistant: ```c
int kvm_exit_handler(struct trace_seq *s, struct pevent_record *record, struct event_format *event, void *context) {
  unsigned long long info1 = 0, info2 = 0;
  if (print_exit_reason(s, record, event, "exit_reason") < 0)
    return -1;
  pevent_print_num_field(s, " rip 0x%lx", event, "guest_rip", record, 1);
  if (pevent_get_field_val(s, event, "info1", record, &info1, 0) >= 0 && pevent_get_field_val(s, event, "info2", record, &info2, 0) >= 0)
    trace_seq_printf(s, " info %llx %llx", info1, info2);
  return 0;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<load_file>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  movq   $0x0,-0x8(%rbp)
  mov    D1(%rip),%rax
  mov    (%rax),%edx
  mov    -0x18(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <open@plt>
  mov    %eax,-0x10(%rbp)
  cmpl   $0x0,-0x10(%rbp)
  js     L82
  mov    D21(%rip),%rax
  mov    (%rax),%edx
  mov    -0x10(%rbp),%eax
  mov    $0x0,%esi
  mov    %eax,%edi
  call   <lseek@plt>
  mov    %eax,-0xc(%rbp)
  cmpl   $0x0,-0xc(%rbp)
  js     L86
  mov    D11(%rip),%rax
  mov    (%rax),%edx
  mov    -0x10(%rbp),%eax
  mov    $0x0,%esi
  mov    %eax,%edi
  call   <lseek@plt>
  test   %eax,%eax
  jne    L23
  mov    -0xc(%rbp),%eax
  add    $0x4,%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  je     L113
  mov    -0xc(%rbp),%edx
  mov    -0x8(%rbp),%rcx
  mov    -0x10(%rbp),%eax
  mov    %rcx,%rsi
  mov    %eax,%edi
  call   <read@plt>
  cmp    %eax,-0xc(%rbp)
  jne    L50
  mov    -0xc(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x20(%rbp),%rax
  mov    %rdx,(%rax)
  mov    -0x8(%rbp),%rax
  jmp    L88
L82:
  nop
  jmp    L92
L86:
  nop
  jmp    L92
L23:
  nop
  jmp    L92
L113:
  nop
  jmp    L92
L50:
  nop
L92:
  cmpq   $0x0,-0x8(%rbp)
  je     L40
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
L40:
  cmpl   $0x0,-0x10(%rbp)
  js     L111
  mov    -0x10(%rbp),%eax
  mov    %eax,%edi
  call   <close@plt>
L111:
  mov    $0x0,%eax
L88:
  leave
  ret
```

assistant: ```c
void *load_file(const char *fn, size_t *_sz) {
  int fd;
  off_t sz;
  void *data = NULL;
  fd = open(fn, O_RDONLY);
  if (fd < 0)
    goto fail;
  sz = lseek(fd, 0, SEEK_END);
  if (sz < 0)
    goto fail;
  if (lseek(fd, 0, SEEK_SET))
    goto fail;
  if ((data = malloc(sz + 4)) == NULL)
    goto fail;
  if (read(fd, data, sz) != sz)
    goto fail;
  *_sz = sz;
  return data;
fail:
  if (data)
    free(data);
  if (fd >= 0)
    close(fd);
  return NULL;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<load_file>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rsi,%r12
  mov    D18(%rip),%rax
  mov    (%rax),%esi
  call   <open@plt>
  mov    $0x0,%ebp
  test   %eax,%eax
  js     L69
  mov    %eax,%ebx
  mov    D17(%rip),%rax
  mov    (%rax),%edx
  mov    $0x0,%esi
  mov    %ebx,%edi
  call   <lseek@plt>
  mov    %eax,%r13d
  test   %eax,%eax
  js     L8
  mov    D2(%rip),%rax
  mov    (%rax),%edx
  mov    $0x0,%esi
  mov    %ebx,%edi
  call   <lseek@plt>
  test   %eax,%eax
  je     L5
L8:
  mov    %ebx,%edi
  call   <close@plt>
  mov    $0x0,%ebp
L69:
  mov    %rbp,%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L5:
  lea    0x4(%r13),%edi
  call   <malloc@plt>
  mov    %rax,%rbp
  test   %rax,%rax
  je     L8
  mov    %r13d,%edx
  mov    %rax,%rsi
  mov    %ebx,%edi
  call   <read@plt>
  cmp    %r13d,%eax
  jne    L68
  movslq %r13d,%r13
  mov    %r13,(%r12)
  jmp    L69
L68:
  mov    %rbp,%rdi
  call   <free@plt>
  jmp    L8
```

assistant: ```c
void *load_file(const char *fn, size_t *_sz) {
  int fd;
  off_t sz;
  void *data = NULL;
  fd = open(fn, O_RDONLY);
  if (fd < 0)
    goto fail;
  sz = lseek(fd, 0, SEEK_END);
  if (sz < 0)
    goto fail;
  if (lseek(fd, 0, SEEK_SET))
    goto fail;
  if ((data = malloc(sz + 4)) == NULL)
    goto fail;
  if (read(fd, data, sz) != sz)
    goto fail;
  *_sz = sz;
  return data;
fail:
  if (data)
    free(data);
  if (fd >= 0)
    close(fd);
  return NULL;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<load_file>:
  endbr64
  push   %r13
  push   %r12
  xor    %r12d,%r12d
  push   %rbp
  push   %rbx
  mov    %rsi,%rbx
  sub    $0x8,%rsp
  mov    D2(%rip),%rax
  mov    (%rax),%esi
  call   <open@plt>
  test   %eax,%eax
  js     L32
  mov    %eax,%ebp
  mov    D4(%rip),%rax
  xor    %esi,%esi
  mov    %ebp,%edi
  mov    (%rax),%edx
  call   <lseek@plt>
  mov    %eax,%r13d
  test   %eax,%eax
  js     L47
  mov    D17(%rip),%rax
  xor    %esi,%esi
  mov    %ebp,%edi
  mov    (%rax),%edx
  call   <lseek@plt>
  test   %eax,%eax
  je     L10
L47:
  mov    %ebp,%edi
  xor    %r12d,%r12d
  call   <close@plt>
L32:
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nop
L10:
  lea    0x4(%r13),%edi
  call   <malloc@plt>
  mov    %rax,%r12
  test   %rax,%rax
  je     L47
  mov    %r13d,%edx
  mov    %rax,%rsi
  mov    %ebp,%edi
  call   <read@plt>
  cmp    %r13d,%eax
  jne    L69
  cltq
  mov    %rax,(%rbx)
  jmp    L32
  nopw   0x0(%rax,%rax,1)
L69:
  mov    %r12,%rdi
  call   <free@plt>
  jmp    L47
```

assistant: ```c
void *load_file(const char *fn, size_t *_sz) {
  int fd;
  off_t sz;
  void *data = NULL;
  fd = open(fn, O_RDONLY);
  if (fd < 0)
    goto fail;
  sz = lseek(fd, 0, SEEK_END);
  if (sz < 0)
    goto fail;
  if (lseek(fd, 0, SEEK_SET))
    goto fail;
  if ((data = malloc(sz + 4)) == NULL)
    goto fail;
  if (read(fd, data, sz) != sz)
    goto fail;
  *_sz = sz;
  return data;
fail:
  if (data)
    free(data);
  if (fd >= 0)
    close(fd);
  return NULL;
}
```