ylfeng/ReF-Decompile-dataset huggingface dataset:
user: What would the C source look like for the assembly code provided here:

```asm
<f_8403108>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r13
  push   %r12
  push   %rbx
  sub    $0x48,%rsp
  mov    %edi,-0x54(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x28(%rbp)
  xor    %eax,%eax
  mov    %rsp,%rax
  mov    %rax,%rsi
  mov    -0x54(%rbp),%eax
  mov    %eax,%edx
  sub    $0x1,%rdx
  mov    %rdx,-0x48(%rbp)
  mov    %eax,%edx
  mov    %rdx,%r12
  mov    $0x0,%r13d
  mov    %eax,%edx
  mov    %rdx,%rcx
  mov    $0x0,%ebx
  mov    %eax,%edx
  mov    $0x10,%eax
  sub    $0x1,%rax
  add    %rdx,%rax
  mov    $0x10,%ebx
  mov    $0x0,%edx
  div    %rbx
  imul   $0x10,%rax,%rax
  mov    %rax,%rcx
  and    $0xfffffffffffff000,%rcx
  mov    %rsp,%rdx
  sub    %rcx,%rdx
L23:
  cmp    %rdx,%rsp
  je     L8
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L23
L8:
  mov    %rax,%rdx
  and    $0xfff,%edx
  sub    %rdx,%rsp
  mov    %rax,%rdx
  and    $0xfff,%edx
  test   %rdx,%rdx
  je     L7
  and    $0xfff,%eax
  sub    $0x8,%rax
  add    %rsp,%rax
  orq    $0x0,(%rax)
L7:
  mov    %rsp,%rax
  add    $0x0,%rax
  mov    %rax,-0x40(%rbp)
  mov    %rsp,%rax
  mov    %rax,%rdi
  mov    -0x54(%rbp),%eax
  mov    %eax,%edx
  sub    $0x1,%rdx
  mov    %rdx,-0x38(%rbp)
  mov    %eax,%edx
  mov    %rdx,%r10
  mov    $0x0,%r11d
  mov    %eax,%edx
  mov    %rdx,%r8
  mov    $0x0,%r9d
  mov    %eax,%edx
  mov    $0x10,%eax
  sub    $0x1,%rax
  add    %rdx,%rax
  mov    $0x10,%ebx
  mov    $0x0,%edx
  div    %rbx
  imul   $0x10,%rax,%rax
  mov    %rax,%rcx
  and    $0xfffffffffffff000,%rcx
  mov    %rsp,%rdx
  sub    %rcx,%rdx
L9:
  cmp    %rdx,%rsp
  je     L22
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L9
L22:
  mov    %rax,%rdx
  and    $0xfff,%edx
  sub    %rdx,%rsp
  mov    %rax,%rdx
  and    $0xfff,%edx
  test   %rdx,%rdx
  je     L38
  and    $0xfff,%eax
  sub    $0x8,%rax
  add    %rsp,%rax
  orq    $0x0,(%rax)
L38:
  mov    %rsp,%rax
  add    $0x0,%rax
  mov    %rax,-0x30(%rbp)
  mov    %rdi,%rsp
  mov    %rsi,%rsp
  nop
  mov    -0x28(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L37
  call   <__stack_chk_fail@plt>
L37:
  lea    -0x18(%rbp),%rsp
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %rbp
  ret
```

assistant: ```c
void f_8403108(unsigned x) {
  char s1[x];
  while (1) {
    char s2[x];
    if (1)
      break;
  }
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<f_8403108>:
  endbr64
  ret
```

assistant: ```c
void f_8403108(unsigned x) {
  char s1[x];
  while (1) {
    char s2[x];
    if (1)
      break;
  }
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<f_8403108>:
  endbr64
  ret
```

assistant: ```c
void f_8403108(unsigned x) {
  char s1[x];
  while (1) {
    char s2[x];
    if (1)
      break;
  }
}
```
user: What is the c source code of the assembly code below:

```asm
<f_8403108>:
  endbr64
  ret
```

assistant: ```c
void f_8403108(unsigned x) {
  char s1[x];
  while (1) {
    char s2[x];
    if (1)
      break;
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<cabs>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  movq   %xmm0,%rax
  movapd %xmm1,%xmm0
  mov    %rax,%rdx
  movq   %xmm0,%rax
  movq   %rdx,%xmm1
  movq   %rax,%xmm0
  movsd  %xmm1,-0x20(%rbp)
  movsd  %xmm0,-0x18(%rbp)
  movsd  -0x20(%rbp),%xmm0
  movsd  %xmm0,-0x8(%rbp)
  movsd  -0x8(%rbp),%xmm1
  pxor   %xmm0,%xmm0
  addsd  %xmm1,%xmm0
  movq   %xmm0,%rax
  movq   %rax,%xmm0
  pop    %rbp
  ret
```

assistant: ```c
double cabs(double _Complex foo) {
  double d = __real__ foo;
  return d + 0.1fi;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<cabs>:
  endbr64
  addsd  D5(%rip),%xmm0
  ret
```

tool_calls: name: parse_data
arguments: label: D5
data_type: byte[8]

tool: {"D5": [0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00]}

assistant: ```c
double cabs(double _Complex foo) {
  double d = __real__ foo;
  return d + 0.1fi;
}
```
user: Translate the below assembly code into C programming language:

```asm
<cabs>:
  endbr64
  addsd  D9(%rip),%xmm0
  ret
```

tool_calls: name: unpack_data
arguments: data_label: D9
data_type: byte[8]

tool: {"D9": [0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00]}

assistant: ```c
double cabs(double _Complex foo) {
  double d = __real__ foo;
  return d + 0.1fi;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<cabs>:
  endbr64
  addsd  D5(%rip),%xmm0
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D5
type: byte[8]

tool: {"D5": [0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00]}

assistant: ```c
double cabs(double _Complex foo) {
  double d = __real__ foo;
  return d + 0.1fi;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %edi,-0x4(%rbp)
  mov    %rsi,-0x10(%rbp)
  lea    D1(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  leave
  ret
```

tool_calls: name: retrieve_data
arguments: tag: D1
data_type: string

tool: D1: steam-sniffer for dota 2!


assistant: ```c
int main(int argc, const char *argv[]) {
  printf("steam-sniffer for dota 2!\n");
  return 0;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  lea    D7(%rip),%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: retrieve_data
arguments: data_tag: D7
datatype: string

tool: D7: steam-sniffer for dota 2!


assistant: ```c
int main(int argc, const char *argv[]) {
  printf("steam-sniffer for dota 2!\n");
  return 0;
}
```
user: What is the c source code of the assembly code below?

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  lea    D1(%rip),%rdi
  call   <printf@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: unpack_data
arguments: data_label: D1
datatype: string

tool: D1: steam-sniffer for dota 2!


assistant: ```c
int main(int argc, const char *argv[]) {
  printf("steam-sniffer for dota 2!\n");
  return 0;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  lea    D2(%rip),%rdi
  call   <printf@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: unpack_data
arguments: tag: D2
type_infered: string

tool: D2: steam-sniffer for dota 2!


assistant: ```c
int main(int argc, const char *argv[]) {
  printf("steam-sniffer for dota 2!\n");
  return 0;
}
```
user: What is the c source code of the assembly code below?

```asm
<MPI_Alltoallv>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    %ecx,-0x2c(%rbp)
  mov    %r8,-0x38(%rbp)
  mov    %r9,-0x40(%rbp)
  mov    -0x2c(%rbp),%eax
  cmp    0x18(%rbp),%eax
  sete   %al
  movzbl %al,%eax
  mov    %eax,%edi
  call   <assert@plt>
  movl   $0x0,-0x4(%rbp)
  jmp    L7
L3:
  mov    -0x4(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x40(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  imul   0x18(%rbp),%eax
  mov    -0x4(%rbp),%edx
  movslq %edx,%rdx
  lea    0x0(,%rdx,4),%rcx
  mov    -0x28(%rbp),%rdx
  add    %rcx,%rdx
  mov    (%rdx),%edx
  movslq %edx,%rcx
  mov    -0x18(%rbp),%rdx
  lea    (%rcx,%rdx,1),%rsi
  mov    -0x4(%rbp),%edx
  movslq %edx,%rdx
  lea    0x0(,%rdx,4),%rcx
  mov    0x10(%rbp),%rdx
  add    %rcx,%rdx
  mov    (%rdx),%edx
  movslq %edx,%rcx
  mov    -0x38(%rbp),%rdx
  add    %rdx,%rcx
  mov    %eax,%edx
  mov    %rcx,%rdi
  call   <memcpy@plt>
  mov    -0x4(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%edx
  mov    -0x4(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rcx
  mov    -0x40(%rbp),%rax
  add    %rcx,%rax
  mov    (%rax),%eax
  cmp    %eax,%edx
  sete   %al
  movzbl %al,%eax
  mov    %eax,%edi
  call   <assert@plt>
  addl   $0x1,-0x4(%rbp)
L7:
  cmpl   $0x0,-0x4(%rbp)
  jle    L3
  mov    $0x0,%eax
  leave
  ret
```

assistant: ```c
int MPI_Alltoallv(void *in, int *bytes_in, int *offset_in, int sz_in, void *out, int *bytes_out, int *offset_out, int sz_out, int bla) {
  int i;
  assert(sz_in == sz_out);
  for (i = 0; i < 1; i++) {
    memcpy(((char *)out) + offset_out[i], ((char *)in) + offset_in[i], bytes_out[i] * sz_out);
    assert(bytes_in[i] == bytes_out[i]);
  }
  return 0;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<MPI_Alltoallv>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbp
  mov    %rsi,%r14
  mov    %rdx,%r15
  mov    %r8,%rbx
  mov    %r9,%r12
  mov    0x48(%rsp),%r13d
  cmp    %r13d,%ecx
  sete   %dil
  movzbl %dil,%edi
  call   <assert@plt>
  mov    %r13d,%edx
  imul   (%r12),%edx
  movslq (%r15),%rax
  lea    0x0(%rbp,%rax,1),%rsi
  mov    0x40(%rsp),%rax
  movslq (%rax),%rax
  lea    (%rbx,%rax,1),%rdi
  call   <memcpy@plt>
  mov    (%r12),%eax
  cmp    %eax,(%r14)
  sete   %dil
  movzbl %dil,%edi
  call   <assert@plt>
  mov    $0x0,%eax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
int MPI_Alltoallv(void *in, int *bytes_in, int *offset_in, int sz_in, void *out, int *bytes_out, int *offset_out, int sz_out, int bla) {
  int i;
  assert(sz_in == sz_out);
  for (i = 0; i < 1; i++) {
    memcpy(((char *)out) + offset_out[i], ((char *)in) + offset_in[i], bytes_out[i] * sz_out);
    assert(bytes_in[i] == bytes_out[i]);
  }
  return 0;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<MPI_Alltoallv>:
  endbr64
  push   %r15
  mov    %rdx,%r15
  push   %r14
  mov    %rsi,%r14
  push   %r13
  push   %r12
  mov    %r9,%r12
  push   %rbp
  mov    %rdi,%rbp
  xor    %edi,%edi
  push   %rbx
  mov    %r8,%rbx
  sub    $0x8,%rsp
  mov    0x48(%rsp),%r13d
  cmp    %r13d,%ecx
  sete   %dil
  call   <assert@plt>
  movslq (%r15),%rax
  mov    (%r12),%edx
  imul   %r13d,%edx
  lea    0x0(%rbp,%rax,1),%rsi
  mov    0x40(%rsp),%rax
  movslq (%rax),%rax
  lea    (%rbx,%rax,1),%rdi
  call   <memcpy@plt>
  mov    (%r12),%eax
  xor    %edi,%edi
  cmp    %eax,(%r14)
  sete   %dil
  call   <assert@plt>
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
int MPI_Alltoallv(void *in, int *bytes_in, int *offset_in, int sz_in, void *out, int *bytes_out, int *offset_out, int sz_out, int bla) {
  int i;
  assert(sz_in == sz_out);
  for (i = 0; i < 1; i++) {
    memcpy(((char *)out) + offset_out[i], ((char *)in) + offset_in[i], bytes_out[i] * sz_out);
    assert(bytes_in[i] == bytes_out[i]);
  }
  return 0;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<MPI_Alltoallv>:
  endbr64
  push   %r15
  mov    %rdx,%r15
  push   %r14
  mov    %rsi,%r14
  push   %r13
  push   %r12
  mov    %r9,%r12
  push   %rbp
  mov    %rdi,%rbp
  xor    %edi,%edi
  push   %rbx
  mov    %r8,%rbx
  sub    $0x8,%rsp
  mov    0x48(%rsp),%r13d
  cmp    %r13d,%ecx
  sete   %dil
  call   <assert@plt>
  movslq (%r15),%rax
  mov    (%r12),%edx
  imul   %r13d,%edx
  lea    0x0(%rbp,%rax,1),%rsi
  mov    0x40(%rsp),%rax
  movslq (%rax),%rax
  lea    (%rbx,%rax,1),%rdi
  call   <memcpy@plt>
  mov    (%r12),%eax
  xor    %edi,%edi
  cmp    %eax,(%r14)
  sete   %dil
  call   <assert@plt>
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
int MPI_Alltoallv(void *in, int *bytes_in, int *offset_in, int sz_in, void *out, int *bytes_out, int *offset_out, int sz_out, int bla) {
  int i;
  assert(sz_in == sz_out);
  for (i = 0; i < 1; i++) {
    memcpy(((char *)out) + offset_out[i], ((char *)in) + offset_in[i], bytes_out[i] * sz_out);
    assert(bytes_in[i] == bytes_out[i]);
  }
  return 0;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<fscanf>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    -0x8(%rbp),%rdx
  lea    -0x10(%rbp),%rax
  mov    %rdx,%rcx
  mov    D13(%rip),%rdx
  mov    D4(%rip),%rsi
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <_scn@plt>
  leave
  ret
```

assistant: ```c
int fscanf(fp, format)
char *format;
struct _buf *fp;
{
  int fgetc(), ungetc();
  return _scn(&format, fgetc, ungetc, fp);
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<fscanf>:
  endbr64
  sub    $0x18,%rsp
  mov    %rdi,%rcx
  mov    %rsi,0x8(%rsp)
  lea    0x8(%rsp),%rdi
  mov    D4(%rip),%rdx
  mov    D10(%rip),%rsi
  mov    $0x0,%eax
  call   <_scn@plt>
  add    $0x18,%rsp
  ret
```

assistant: ```c
int fscanf(fp, format)
char *format;
struct _buf *fp;
{
  int fgetc(), ungetc();
  return _scn(&format, fgetc, ungetc, fp);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<fscanf>:
  endbr64
  sub    $0x18,%rsp
  mov    D1(%rip),%rdx
  mov    %rdi,%rcx
  xor    %eax,%eax
  mov    %rsi,0x8(%rsp)
  mov    D4(%rip),%rsi
  lea    0x8(%rsp),%rdi
  call   <_scn@plt>
  add    $0x18,%rsp
  ret
```

assistant: ```c
int fscanf(fp, format)
char *format;
struct _buf *fp;
{
  int fgetc(), ungetc();
  return _scn(&format, fgetc, ungetc, fp);
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<fscanf>:
  endbr64
  sub    $0x18,%rsp
  mov    D6(%rip),%rdx
  mov    %rdi,%rcx
  xor    %eax,%eax
  mov    %rsi,0x8(%rsp)
  mov    D19(%rip),%rsi
  lea    0x8(%rsp),%rdi
  call   <_scn@plt>
  add    $0x18,%rsp
  ret
```

assistant: ```c
int fscanf(fp, format)
char *format;
struct _buf *fp;
{
  int fgetc(), ungetc();
  return _scn(&format, fgetc, ungetc, fp);
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    $0x0,%edi
  call   <thr1@plt>
  mov    $0x0,%edi
  call   <thr2@plt>
  mov    $0x0,%edi
  call   <thr3@plt>
  mov    $0x0,%edi
  call   <thr4@plt>
  mov    $0x0,%edi
  call   <thr5@plt>
  mov    $0x0,%edi
  call   <thr6@plt>
  mov    $0x0,%edi
  call   <thr7@plt>
  mov    $0x0,%edi
  call   <thr8@plt>
  mov    $0x0,%edi
  call   <thr9@plt>
  mov    $0x0,%eax
  pop    %rbp
  ret
```

assistant: ```c
int main() {
__CPROVER_ASYNC_0:
  thr1(0);
__CPROVER_ASYNC_1:
  thr2(0);
__CPROVER_ASYNC_2:
  thr3(0);
__CPROVER_ASYNC_3:
  thr4(0);
__CPROVER_ASYNC_4:
  thr5(0);
__CPROVER_ASYNC_5:
  thr6(0);
__CPROVER_ASYNC_6:
  thr7(0);
__CPROVER_ASYNC_7:
  thr8(0);
__CPROVER_ASYNC_8:
  thr9(0);
  return 0;
}
```
user: What is the c source code of the assembly code below?

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x0,%edi
  call   <thr1@plt>
  mov    $0x0,%edi
  call   <thr2@plt>
  mov    $0x0,%edi
  call   <thr3@plt>
  mov    $0x0,%edi
  call   <thr4@plt>
  mov    $0x0,%edi
  call   <thr5@plt>
  mov    $0x0,%edi
  call   <thr6@plt>
  mov    $0x0,%edi
  call   <thr7@plt>
  mov    $0x0,%edi
  call   <thr8@plt>
  mov    $0x0,%edi
  call   <thr9@plt>
  mov    $0x0,%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int main() {
__CPROVER_ASYNC_0:
  thr1(0);
__CPROVER_ASYNC_1:
  thr2(0);
__CPROVER_ASYNC_2:
  thr3(0);
__CPROVER_ASYNC_3:
  thr4(0);
__CPROVER_ASYNC_4:
  thr5(0);
__CPROVER_ASYNC_5:
  thr6(0);
__CPROVER_ASYNC_6:
  thr7(0);
__CPROVER_ASYNC_7:
  thr8(0);
__CPROVER_ASYNC_8:
  thr9(0);
  return 0;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  xor    %edi,%edi
  call   <thr1@plt>
  xor    %edi,%edi
  call   <thr2@plt>
  xor    %edi,%edi
  call   <thr3@plt>
  xor    %edi,%edi
  call   <thr4@plt>
  xor    %edi,%edi
  call   <thr5@plt>
  xor    %edi,%edi
  call   <thr6@plt>
  xor    %edi,%edi
  call   <thr7@plt>
  xor    %edi,%edi
  call   <thr8@plt>
  xor    %edi,%edi
  call   <thr9@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int main() {
__CPROVER_ASYNC_0:
  thr1(0);
__CPROVER_ASYNC_1:
  thr2(0);
__CPROVER_ASYNC_2:
  thr3(0);
__CPROVER_ASYNC_3:
  thr4(0);
__CPROVER_ASYNC_4:
  thr5(0);
__CPROVER_ASYNC_5:
  thr6(0);
__CPROVER_ASYNC_6:
  thr7(0);
__CPROVER_ASYNC_7:
  thr8(0);
__CPROVER_ASYNC_8:
  thr9(0);
  return 0;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  xor    %edi,%edi
  call   <thr1@plt>
  xor    %edi,%edi
  call   <thr2@plt>
  xor    %edi,%edi
  call   <thr3@plt>
  xor    %edi,%edi
  call   <thr4@plt>
  xor    %edi,%edi
  call   <thr5@plt>
  xor    %edi,%edi
  call   <thr6@plt>
  xor    %edi,%edi
  call   <thr7@plt>
  xor    %edi,%edi
  call   <thr8@plt>
  xor    %edi,%edi
  call   <thr9@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int main() {
__CPROVER_ASYNC_0:
  thr1(0);
__CPROVER_ASYNC_1:
  thr2(0);
__CPROVER_ASYNC_2:
  thr3(0);
__CPROVER_ASYNC_3:
  thr4(0);
__CPROVER_ASYNC_4:
  thr5(0);
__CPROVER_ASYNC_5:
  thr6(0);
__CPROVER_ASYNC_6:
  thr7(0);
__CPROVER_ASYNC_7:
  thr8(0);
__CPROVER_ASYNC_8:
  thr9(0);
  return 0;
}
```
user: Translate the below assembly code into C programming language:

```asm
<mgetword>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  nop
L17:
  call   <getch@plt>
  mov    %eax,-0xc(%rbp)
  mov    -0xc(%rbp),%eax
  mov    %eax,%edi
  call   <isspace@plt>
  test   %rax,%rax
  jne    L17
  mov    D9(%rip),%rax
  mov    (%rax),%eax
  cmp    %eax,-0xc(%rbp)
  je     L13
  mov    -0x8(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x8(%rbp)
  mov    -0xc(%rbp),%edx
  mov    %dl,(%rax)
L13:
  mov    -0xc(%rbp),%eax
  mov    %eax,%edi
  call   <isalpha@plt>
  test   %eax,%eax
  jne    L40
  mov    -0x8(%rbp),%rax
  movb   $0x0,(%rax)
  mov    -0xc(%rbp),%eax
  jmp    L59
L57:
  call   <getch@plt>
  mov    %eax,%edx
  mov    -0x8(%rbp),%rax
  mov    %dl,(%rax)
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isalnum@plt>
  test   %eax,%eax
  jne    L42
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <ungetch@plt>
  jmp    L30
L42:
  addq   $0x1,-0x8(%rbp)
L40:
  subl   $0x1,-0x1c(%rbp)
  cmpl   $0x0,-0x1c(%rbp)
  jg     L57
L30:
  mov    -0x8(%rbp),%rax
  movb   $0x0,(%rax)
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
L59:
  leave
  ret
```

assistant: ```c
int mgetword(char *word, int lim) {
  int c, getch(void);
  void ungetch(int);
  char *w = word;
  while (isspace(c = getch()))
    ;
  if (c != EOF)
    *w++ = c;
  if (!isalpha(c)) {
    *w = '\0';
    return c;
  }
  for (; --lim > 0; w++) {
    *w = getch();
    if (!isalnum(*w)) {
      ungetch(*w);
      break;
    }
  }
  *w = '\0';
  return word[0];
}
```
user: What is the c source code of the assembly code below:

```asm
<mgetword>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%r12
  mov    %esi,%r13d
L14:
  call   <getch@plt>
  mov    %eax,%ebx
  mov    %eax,%edi
  call   <isspace@plt>
  test   %rax,%rax
  jne    L14
  mov    %r12,%rbp
  mov    D7(%rip),%rax
  cmp    %ebx,(%rax)
  je     L54
  lea    0x1(%r12),%rbp
  mov    %bl,(%r12)
L54:
  mov    %ebx,%edi
  call   <isalpha@plt>
  test   %eax,%eax
  je     L51
  lea    -0x2(%r13),%eax
  lea    0x1(%rbp,%rax,1),%rbx
  cmp    $0x1,%r13d
  jle    L43
L5:
  call   <getch@plt>
  mov    %al,0x0(%rbp)
  movsbl %al,%edi
  call   <isalnum@plt>
  test   %eax,%eax
  je     L30
  add    $0x1,%rbp
  cmp    %rbx,%rbp
  jne    L5
  jmp    L25
L43:
  mov    %rbp,%rbx
  jmp    L25
L51:
  movb   $0x0,0x0(%rbp)
  jmp    L65
L30:
  movsbl 0x0(%rbp),%edi
  call   <ungetch@plt>
  mov    %rbp,%rbx
L25:
  movb   $0x0,(%rbx)
  movsbl (%r12),%ebx
L65:
  mov    %ebx,%eax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
int mgetword(char *word, int lim) {
  int c, getch(void);
  void ungetch(int);
  char *w = word;
  while (isspace(c = getch()))
    ;
  if (c != EOF)
    *w++ = c;
  if (!isalpha(c)) {
    *w = '\0';
    return c;
  }
  for (; --lim > 0; w++) {
    *w = getch();
    if (!isalnum(*w)) {
      ungetch(*w);
      break;
    }
  }
  *w = '\0';
  return word[0];
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<mgetword>:
  endbr64
  push   %r13
  mov    %esi,%r13d
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x8,%rsp
  nopl   0x0(%rax)
L31:
  call   <getch@plt>
  mov    %eax,%edi
  mov    %eax,%r12d
  call   <isspace@plt>
  test   %rax,%rax
  jne    L31
  mov    D1(%rip),%rax
  mov    %rbx,%rbp
  cmp    %r12d,(%rax)
  je     L54
  mov    %r12b,(%rbx)
  lea    0x1(%rbx),%rbp
L54:
  mov    %r12d,%edi
  call   <isalpha@plt>
  test   %eax,%eax
  je     L56
  lea    -0x2(%r13),%eax
  lea    0x1(%rbp,%rax,1),%r12
  cmp    $0x1,%r13d
  jg     L14
  jmp    L24
  nop
L7:
  add    $0x1,%rbp
  cmp    %r12,%rbp
  je     L12
L14:
  call   <getch@plt>
  mov    %al,0x0(%rbp)
  movsbl %al,%edi
  call   <isalnum@plt>
  test   %eax,%eax
  jne    L7
  movsbl 0x0(%rbp),%edi
  call   <ungetch@plt>
L24:
  mov    %rbp,%r12
L12:
  movb   $0x0,(%r12)
  movsbl (%rbx),%r12d
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  mov    %r12d,%eax
  pop    %r12
  pop    %r13
  ret
L56:
  movb   $0x0,0x0(%rbp)
  add    $0x8,%rsp
  mov    %r12d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
int mgetword(char *word, int lim) {
  int c, getch(void);
  void ungetch(int);
  char *w = word;
  while (isspace(c = getch()))
    ;
  if (c != EOF)
    *w++ = c;
  if (!isalpha(c)) {
    *w = '\0';
    return c;
  }
  for (; --lim > 0; w++) {
    *w = getch();
    if (!isalnum(*w)) {
      ungetch(*w);
      break;
    }
  }
  *w = '\0';
  return word[0];
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<mgetword>:
  endbr64
  push   %r13
  mov    %esi,%r13d
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x8,%rsp
  nopl   0x0(%rax)
L16:
  call   <getch@plt>
  mov    %eax,%edi
  mov    %eax,%r12d
  call   <isspace@plt>
  test   %rax,%rax
  jne    L16
  mov    D3(%rip),%rax
  mov    %rbx,%rbp
  cmp    %r12d,(%rax)
  je     L53
  mov    %r12b,(%rbx)
  lea    0x1(%rbx),%rbp
L53:
  mov    %r12d,%edi
  call   <isalpha@plt>
  test   %eax,%eax
  je     L24
  lea    -0x2(%r13),%eax
  lea    0x1(%rbp,%rax,1),%r12
  cmp    $0x1,%r13d
  jg     L44
  jmp    L25
  nop
L49:
  add    $0x1,%rbp
  cmp    %r12,%rbp
  je     L4
L44:
  call   <getch@plt>
  mov    %al,0x0(%rbp)
  movsbl %al,%edi
  call   <isalnum@plt>
  test   %eax,%eax
  jne    L49
  movsbl 0x0(%rbp),%edi
  call   <ungetch@plt>
L25:
  mov    %rbp,%r12
L4:
  movb   $0x0,(%r12)
  movsbl (%rbx),%r12d
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  mov    %r12d,%eax
  pop    %r12
  pop    %r13
  ret
L24:
  movb   $0x0,0x0(%rbp)
  add    $0x8,%rsp
  mov    %r12d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
int mgetword(char *word, int lim) {
  int c, getch(void);
  void ungetch(int);
  char *w = word;
  while (isspace(c = getch()))
    ;
  if (c != EOF)
    *w++ = c;
  if (!isalpha(c)) {
    *w = '\0';
    return c;
  }
  for (; --lim > 0; w++) {
    *w = getch();
    if (!isalnum(*w)) {
      ungetch(*w);
      break;
    }
  }
  *w = '\0';
  return word[0];
}
```