ylfeng/ReF-Decompile-dataset huggingface dataset:
user: What is the c source code of the assembly code below:

```asm
<NumTypeToNumBytesAndFormat>:
  endbr64
  mov    %edi,%eax
  and    $0xfffffffe,%edi
  and    $0x1,%eax
  mov    %eax,(%rcx)
  cmp    $0x20,%edi
  jg     L41
  mov    $0x11,%eax
  test   %edi,%edi
  js     L35
  cmp    $0x20,%edi
  ja     L28
  lea    D0(%rip),%rcx
  movslq (%rcx,%rdi,4),%rax
  add    %rcx,%rax
  notrack jmp *%rax
  nopw   0x0(%rax,%rax,1)
L28:
  mov    $0x11,%eax
  ret
  xchg   %ax,%ax
  mov    $0x176,%eax
L35:
  ret
  cs nopw 0x0(%rax,%rax,1)
L41:
  cmp    $0x50,%edi
  je     L59
  cmp    $0x60,%edi
  jne    L30
  movl   $0x4,(%rsi)
  xor    %eax,%eax
  movl   $0x2,(%rdx)
  ret
L30:
  cmp    $0x48,%edi
  jne    L28
  movl   $0x1,(%rsi)
  xor    %eax,%eax
  movl   $0x2,(%rdx)
  ret
  nopl   (%rax)
  movl   $0x4,(%rsi)
  xor    %eax,%eax
  movl   $0x1,(%rdx)
  ret
  nop
  movl   $0x4,(%rsi)
  xor    %eax,%eax
  movl   $0x3,(%rdx)
  ret
  nop
  movl   $0x8,(%rsi)
  xor    %eax,%eax
  movl   $0x3,(%rdx)
  ret
  nop
  movl   $0x1,(%rsi)
  xor    %eax,%eax
  movl   $0x1,(%rdx)
  ret
  nop
  movl   $0x2,(%rsi)
  xor    %eax,%eax
  movl   $0x1,(%rdx)
  ret
  nop
L59:
  movl   $0x2,(%rsi)
  xor    %eax,%eax
  movl   $0x2,(%rdx)
  ret
```

assistant: ```c
int NumTypeToNumBytesAndFormat(int numType, int *numBytesPerValuePtr, int *dataFormatPtr, int *isComplexPtr) {
  int err = 0;
  *isComplexPtr = numType & 1;
  switch (numType & ~1) {
  case 4:
    *numBytesPerValuePtr = 8;
    *dataFormatPtr = 3;
    break;
  case 2:
    *numBytesPerValuePtr = 4;
    *dataFormatPtr = 3;
    break;
  case 0x20:
    *numBytesPerValuePtr = 4;
    *dataFormatPtr = 1;
    break;
  case 0x10:
    *numBytesPerValuePtr = 2;
    *dataFormatPtr = 1;
    break;
  case 8:
    *numBytesPerValuePtr = 1;
    *dataFormatPtr = 1;
    break;
  case 0x20 | 0x40:
    *numBytesPerValuePtr = 4;
    *dataFormatPtr = 2;
    break;
  case 0x10 | 0x40:
    *numBytesPerValuePtr = 2;
    *dataFormatPtr = 2;
    break;
  case 8 | 0x40:
    *numBytesPerValuePtr = 1;
    *dataFormatPtr = 2;
    break;
  case 0:
    err = 374;
    break;
  default:
    err = 17;
    break;
  }
  return err;
}
```
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
  lea    D8(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  pop    %rbp
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D8
data_type: string

tool: D8: This test is testing mips64r2 instructions.


assistant: ```c
int main() {
  printf("This test is testing mips64r2 instructions.\n");
  return 0;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  lea    D0(%rip),%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: read_data
arguments: label: D0
type_guessed: string

tool: D0: This test is testing mips64r2 instructions.


assistant: ```c
int main() {
  printf("This test is testing mips64r2 instructions.\n");
  return 0;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  lea    D8(%rip),%rdi
  call   <printf@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

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

tool: D8: This test is testing mips64r2 instructions.


assistant: ```c
int main() {
  printf("This test is testing mips64r2 instructions.\n");
  return 0;
}
```
user: 请将以下的汇编代码转换成C语言代码:

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

tool_calls: name: read_data
arguments: data_tag: D7
data_type: string

tool: D7: This test is testing mips64r2 instructions.


assistant: ```c
int main() {
  printf("This test is testing mips64r2 instructions.\n");
  return 0;
}
```
user: What is the c source code of the assembly code below:

```asm
<f1>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %edi,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  add    $0x1,%eax
  mov    %eax,%esi
  lea    D8(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  leave
  ret
```

tool_calls: name: unpack_data
arguments: data_label: D8
type_guessed: string

tool: D8: %d


assistant: ```c
int f1(int d) {
  printf("%d\n", d + 1);
  return 0;
}
```
user: What is the c source code of the assembly code below:

```asm
<f1>:
  endbr64
  sub    $0x8,%rsp
  lea    0x1(%rdi),%esi
  lea    D3(%rip),%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  add    $0x8,%rsp
  ret
```

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

tool: D3: %d


assistant: ```c
int f1(int d) {
  printf("%d\n", d + 1);
  return 0;
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<f1>:
  endbr64
  sub    $0x8,%rsp
  lea    0x1(%rdi),%esi
  lea    D8(%rip),%rdi
  call   <printf@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: disassemble_data
arguments: data_tag: D8
type_guessed: string

tool: D8: %d


assistant: ```c
int f1(int d) {
  printf("%d\n", d + 1);
  return 0;
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<f1>:
  endbr64
  sub    $0x8,%rsp
  lea    0x1(%rdi),%esi
  lea    D6(%rip),%rdi
  call   <printf@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D6
data_type: string

tool: D6: %d


assistant: ```c
int f1(int d) {
  printf("%d\n", d + 1);
  return 0;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<get_fastq_name>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  movl   $0x0,-0x8(%rbp)
  movl   $0x0,-0x4(%rbp)
  movl   $0x0,-0x8(%rbp)
  jmp    L26
L27:
  mov    -0x8(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x2e,%al
  jne    L43
  mov    -0x8(%rbp),%eax
  cltq
  lea    0x1(%rax),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x6c,%al
  jne    L43
  mov    -0x8(%rbp),%eax
  cltq
  lea    0x2(%rax),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x77,%al
  je     L46
  mov    -0x8(%rbp),%eax
  cltq
  lea    0x2(%rax),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x7a,%al
  je     L46
L43:
  mov    -0x8(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x20(%rbp),%rax
  lea    (%rdx,%rax,1),%rcx
  mov    -0x4(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0x4(%rbp)
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rax,%rdx
  movzbl (%rcx),%eax
  mov    %al,(%rdx)
  addl   $0x1,-0x8(%rbp)
L26:
  cmpl   $0x3b,-0x8(%rbp)
  jle    L27
L46:
  mov    -0x18(%rbp),%rax
  pop    %rbp
  ret
```

assistant: ```c
char *get_fastq_name(char *fastqname, char *str) {
  int i = 0, j = 0;
  for (i = 0; i < 60; i++) {
    if (str[i] == '.' && str[i + 1] == 'l' && (str[i + 2] == 'w' || str[i + 2] == 'z'))
      break;
    else
      fastqname[j++] = str[i];
  }
  return fastqname;
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<get_fastq_name>:
  endbr64
  mov    %rdi,%rax
  mov    $0x0,%edx
  jmp    L27
L8:
  mov    %cl,(%rax,%rdx,1)
  add    $0x1,%rdx
  cmp    $0x3c,%rdx
  je     L32
L27:
  movzbl (%rsi,%rdx,1),%ecx
  cmp    $0x2e,%cl
  jne    L8
  cmpb   $0x6c,0x1(%rsi,%rdx,1)
  jne    L8
  movzbl 0x2(%rsi,%rdx,1),%edi
  cmp    $0x77,%dil
  je     L32
  cmp    $0x7a,%dil
  jne    L8
L32:
  ret
```

assistant: ```c
char *get_fastq_name(char *fastqname, char *str) {
  int i = 0, j = 0;
  for (i = 0; i < 60; i++) {
    if (str[i] == '.' && str[i + 1] == 'l' && (str[i + 2] == 'w' || str[i + 2] == 'z'))
      break;
    else
      fastqname[j++] = str[i];
  }
  return fastqname;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<get_fastq_name>:
  endbr64
  mov    %rdi,%rax
  xor    %edx,%edx
  jmp    L6
  nopl   0x0(%rax,%rax,1)
L50:
  mov    %cl,(%rax,%rdx,1)
  add    $0x1,%rdx
  cmp    $0x3c,%rdx
  je     L56
L6:
  movzbl (%rsi,%rdx,1),%ecx
  cmp    $0x2e,%cl
  jne    L50
  cmpb   $0x6c,0x1(%rsi,%rdx,1)
  jne    L50
  movzbl 0x2(%rsi,%rdx,1),%edi
  cmp    $0x77,%dil
  je     L56
  cmp    $0x7a,%dil
  jne    L50
L56:
  ret
```

assistant: ```c
char *get_fastq_name(char *fastqname, char *str) {
  int i = 0, j = 0;
  for (i = 0; i < 60; i++) {
    if (str[i] == '.' && str[i + 1] == 'l' && (str[i + 2] == 'w' || str[i + 2] == 'z'))
      break;
    else
      fastqname[j++] = str[i];
  }
  return fastqname;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<get_fastq_name>:
  endbr64
  mov    %rdi,%rax
  xor    %edx,%edx
  jmp    L46
  nopl   0x0(%rax,%rax,1)
L1:
  mov    %cl,(%rax,%rdx,1)
  add    $0x1,%rdx
  cmp    $0x3c,%rdx
  je     L5
L46:
  movzbl (%rsi,%rdx,1),%ecx
  cmp    $0x2e,%cl
  jne    L1
  cmpb   $0x6c,0x1(%rsi,%rdx,1)
  jne    L1
  movzbl 0x2(%rsi,%rdx,1),%edi
  cmp    $0x77,%dil
  je     L5
  cmp    $0x7a,%dil
  jne    L1
L5:
  ret
```

assistant: ```c
char *get_fastq_name(char *fastqname, char *str) {
  int i = 0, j = 0;
  for (i = 0; i < 60; i++) {
    if (str[i] == '.' && str[i + 1] == 'l' && (str[i + 2] == 'w' || str[i + 2] == 'z'))
      break;
    else
      fastqname[j++] = str[i];
  }
  return fastqname;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<split_bytes>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %rdx,-0x18(%rbp)
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%edx
  mov    -0x10(%rbp),%rax
  mov    %dl,(%rax)
  mov    -0x10(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    -0x8(%rbp),%rax
  movzbl 0x1(%rax),%eax
  mov    %al,(%rdx)
  mov    -0x10(%rbp),%rax
  lea    0x2(%rax),%rdx
  mov    -0x8(%rbp),%rax
  movzbl 0x2(%rax),%eax
  mov    %al,(%rdx)
  mov    -0x10(%rbp),%rax
  lea    0x3(%rax),%rdx
  mov    -0x8(%rbp),%rax
  movzbl 0x3(%rax),%eax
  mov    %al,(%rdx)
  mov    -0x8(%rbp),%rax
  movzbl 0x4(%rax),%edx
  mov    -0x18(%rbp),%rax
  mov    %dl,(%rax)
  mov    -0x18(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    -0x8(%rbp),%rax
  movzbl 0x5(%rax),%eax
  mov    %al,(%rdx)
  mov    -0x18(%rbp),%rax
  lea    0x2(%rax),%rdx
  mov    -0x8(%rbp),%rax
  movzbl 0x6(%rax),%eax
  mov    %al,(%rdx)
  mov    -0x18(%rbp),%rax
  lea    0x3(%rax),%rdx
  mov    -0x8(%rbp),%rax
  movzbl 0x7(%rax),%eax
  mov    %al,(%rdx)
  nop
  pop    %rbp
  ret
```

assistant: ```c
void split_bytes(char *cbuf, char *c1, char *c2) {
  c1[0] = cbuf[0];
  c1[1] = cbuf[1];
  c1[2] = cbuf[2];
  c1[3] = cbuf[3];
  c2[0] = cbuf[4];
  c2[1] = cbuf[5];
  c2[2] = cbuf[6];
  c2[3] = cbuf[7];
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<split_bytes>:
  endbr64
  movzbl (%rdi),%eax
  mov    %al,(%rsi)
  movzbl 0x1(%rdi),%eax
  mov    %al,0x1(%rsi)
  movzbl 0x2(%rdi),%eax
  mov    %al,0x2(%rsi)
  movzbl 0x3(%rdi),%eax
  mov    %al,0x3(%rsi)
  movzbl 0x4(%rdi),%eax
  mov    %al,(%rdx)
  movzbl 0x5(%rdi),%eax
  mov    %al,0x1(%rdx)
  movzbl 0x6(%rdi),%eax
  mov    %al,0x2(%rdx)
  movzbl 0x7(%rdi),%eax
  mov    %al,0x3(%rdx)
  ret
```

assistant: ```c
void split_bytes(char *cbuf, char *c1, char *c2) {
  c1[0] = cbuf[0];
  c1[1] = cbuf[1];
  c1[2] = cbuf[2];
  c1[3] = cbuf[3];
  c2[0] = cbuf[4];
  c2[1] = cbuf[5];
  c2[2] = cbuf[6];
  c2[3] = cbuf[7];
}
```
user: Translate the below assembly code into C programming language:

```asm
<split_bytes>:
  endbr64
  movzbl (%rdi),%eax
  mov    %al,(%rsi)
  movzbl 0x1(%rdi),%eax
  mov    %al,0x1(%rsi)
  movzbl 0x2(%rdi),%eax
  mov    %al,0x2(%rsi)
  movzbl 0x3(%rdi),%eax
  mov    %al,0x3(%rsi)
  movzbl 0x4(%rdi),%eax
  mov    %al,(%rdx)
  movzbl 0x5(%rdi),%eax
  mov    %al,0x1(%rdx)
  movzbl 0x6(%rdi),%eax
  mov    %al,0x2(%rdx)
  movzbl 0x7(%rdi),%eax
  mov    %al,0x3(%rdx)
  ret
```

assistant: ```c
void split_bytes(char *cbuf, char *c1, char *c2) {
  c1[0] = cbuf[0];
  c1[1] = cbuf[1];
  c1[2] = cbuf[2];
  c1[3] = cbuf[3];
  c2[0] = cbuf[4];
  c2[1] = cbuf[5];
  c2[2] = cbuf[6];
  c2[3] = cbuf[7];
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<split_bytes>:
  endbr64
  movzbl (%rdi),%eax
  mov    %al,(%rsi)
  movzbl 0x1(%rdi),%eax
  mov    %al,0x1(%rsi)
  movzbl 0x2(%rdi),%eax
  mov    %al,0x2(%rsi)
  movzbl 0x3(%rdi),%eax
  mov    %al,0x3(%rsi)
  movzbl 0x4(%rdi),%eax
  mov    %al,(%rdx)
  movzbl 0x5(%rdi),%eax
  mov    %al,0x1(%rdx)
  movzbl 0x6(%rdi),%eax
  mov    %al,0x2(%rdx)
  movzbl 0x7(%rdi),%eax
  mov    %al,0x3(%rdx)
  ret
```

assistant: ```c
void split_bytes(char *cbuf, char *c1, char *c2) {
  c1[0] = cbuf[0];
  c1[1] = cbuf[1];
  c1[2] = cbuf[2];
  c1[3] = cbuf[3];
  c2[0] = cbuf[4];
  c2[1] = cbuf[5];
  c2[2] = cbuf[6];
  c2[3] = cbuf[7];
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<execve>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %rdx,-0x18(%rbp)
  mov    D8(%rip),%rax
  mov    (%rax),%edx
  mov    D12(%rip),%rax
  mov    %edx,(%rax)
  mov    $0xffffffff,%eax
  pop    %rbp
  ret
```

assistant: ```c
int execve(const char *path, char *const argv[], char *const envp[]) {
  return errno = ENOTSUP, -1;
  (void)path, (void)argv, (void)envp;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<execve>:
  endbr64
  mov    D6(%rip),%rax
  mov    (%rax),%edx
  mov    D19(%rip),%rax
  mov    %edx,(%rax)
  mov    $0xffffffff,%eax
  ret
```

assistant: ```c
int execve(const char *path, char *const argv[], char *const envp[]) {
  return errno = ENOTSUP, -1;
  (void)path, (void)argv, (void)envp;
}
```
user: What is the c source code of the assembly code below?

```asm
<execve>:
  endbr64
  mov    D3(%rip),%rax
  mov    (%rax),%edx
  mov    D14(%rip),%rax
  mov    %edx,(%rax)
  mov    $0xffffffff,%eax
  ret
```

assistant: ```c
int execve(const char *path, char *const argv[], char *const envp[]) {
  return errno = ENOTSUP, -1;
  (void)path, (void)argv, (void)envp;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<execve>:
  endbr64
  mov    D5(%rip),%rax
  mov    (%rax),%edx
  mov    D1(%rip),%rax
  mov    %edx,(%rax)
  mov    $0xffffffff,%eax
  ret
```

assistant: ```c
int execve(const char *path, char *const argv[], char *const envp[]) {
  return errno = ENOTSUP, -1;
  (void)path, (void)argv, (void)envp;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<readhex>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r12
  push   %rbx
  sub    $0x10,%rsp
  mov    %rdi,%r12
  mov    %rsi,%rbx
  movl   $0x0,-0x14(%rbp)
  jmp    L136
L9:
  movsbl -0x15(%rbp),%eax
  mov    %eax,%edi
  mov    $0x0,%eax
  call   <ISSPACE@plt>
  test   %eax,%eax
  je     L116
  cmpl   $0x0,-0x14(%rbp)
  je     L136
  add    $0x1,%rbx
  movl   $0x0,-0x14(%rbp)
  jmp    L136
L116:
  cmpb   $0x2f,-0x15(%rbp)
  jle    L143
  cmpb   $0x39,-0x15(%rbp)
  jle    L5
L143:
  cmpb   $0x60,-0x15(%rbp)
  jle    L85
  cmpb   $0x66,-0x15(%rbp)
  jle    L5
L85:
  cmpb   $0x40,-0x15(%rbp)
  jle    L13
  cmpb   $0x46,-0x15(%rbp)
  jg     L13
L5:
  movsbl -0x15(%rbp),%eax
  mov    %eax,%edi
  mov    $0x0,%eax
  call   <ISDIGIT@plt>
  test   %eax,%eax
  je     L71
  movzbl -0x15(%rbp),%eax
  sub    $0x30,%eax
  jmp    L39
L71:
  movsbl -0x15(%rbp),%eax
  mov    %eax,%edi
  mov    $0x0,%eax
  call   <TOUPPER@plt>
  sub    $0x37,%eax
L39:
  mov    %al,-0x15(%rbp)
  cmpl   $0x0,-0x14(%rbp)
  jne    L104
  movsbl -0x15(%rbp),%eax
  shl    $0x4,%eax
  mov    %al,(%rbx)
  addl   $0x1,-0x14(%rbp)
  jmp    L136
L104:
  mov    %rbx,%rax
  lea    0x1(%rax),%rbx
  movzbl (%rax),%edx
  or     -0x15(%rbp),%dl
  mov    %dl,(%rax)
  movl   $0x0,-0x14(%rbp)
L136:
  mov    %r12,%rax
  lea    0x1(%rax),%r12
  movzbl (%rax),%eax
  mov    %al,-0x15(%rbp)
  cmpb   $0x0,-0x15(%rbp)
  jne    L9
L13:
  mov    %rbx,%rax
  add    $0x10,%rsp
  pop    %rbx
  pop    %r12
  pop    %rbp
  ret
```

assistant: ```c
char *readhex(src, dst)
register char *src, *dst;
{
  int state = 0;
  char c;
  while ((c = *src++)) {
    if (ISSPACE(c)) {
      if (state) {
        dst++;
        state = 0;
      }
      continue;
    } else if ((c >= '0' && c <= '9') || (c >= 'a' && c <= 'f') || (c >= 'A' && c <= 'F')) {
      c = ISDIGIT(c) ? (c - '0') : (TOUPPER(c) - 55);
      if (state == 0) {
        *dst = (c << 4);
        state++;
      } else {
        *dst++ |= c;
        state = 0;
      }
    } else
      break;
  }
  return dst;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<readhex>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %rsi,%r15
  movzbl (%rdi),%ebx
  test   %bl,%bl
  je     L59
  lea    0x1(%rdi),%r13
  movl   $0x0,0xc(%rsp)
  jmp    L33
L83:
  cmpl   $0x0,0xc(%rsp)
  je     L5
  add    $0x1,%r15
  movl   $0x0,0xc(%rsp)
  jmp    L5
L70:
  mov    %r14d,%edi
  call   <TOUPPER@plt>
  lea    -0x37(%rax),%ebp
  jmp    L96
L56:
  or     %bpl,(%r15)
  mov    %r12d,0xc(%rsp)
  lea    0x1(%r15),%r15
L5:
  add    $0x1,%r13
  movzbl -0x1(%r13),%ebx
  test   %bl,%bl
  je     L59
L33:
  movsbl %bl,%r14d
  mov    %r14d,%edi
  mov    $0x0,%eax
  call   <ISSPACE@plt>
  mov    %eax,%r12d
  test   %eax,%eax
  jne    L83
  lea    -0x30(%rbx),%ebp
  cmp    $0x9,%bpl
  jbe    L58
  and    $0xffffffdf,%ebx
  sub    $0x41,%ebx
  cmp    $0x5,%bl
  ja     L59
L58:
  mov    %r14d,%edi
  mov    $0x0,%eax
  call   <ISDIGIT@plt>
  test   %eax,%eax
  je     L70
L96:
  cmpl   $0x0,0xc(%rsp)
  jne    L56
  movsbl %bpl,%ebp
  shl    $0x4,%ebp
  mov    %bpl,(%r15)
  movl   $0x1,0xc(%rsp)
  jmp    L5
L59:
  mov    %r15,%rax
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
char *readhex(src, dst)
register char *src, *dst;
{
  int state = 0;
  char c;
  while ((c = *src++)) {
    if (ISSPACE(c)) {
      if (state) {
        dst++;
        state = 0;
      }
      continue;
    } else if ((c >= '0' && c <= '9') || (c >= 'a' && c <= 'f') || (c >= 'A' && c <= 'F')) {
      c = ISDIGIT(c) ? (c - '0') : (TOUPPER(c) - 55);
      if (state == 0) {
        *dst = (c << 4);
        state++;
      } else {
        *dst++ |= c;
        state = 0;
      }
    } else
      break;
  }
  return dst;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<readhex>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  movzbl (%rdi),%ebx
  test   %bl,%bl
  je     L69
  lea    0x1(%rdi),%rbp
  xor    %r13d,%r13d
  jmp    L106
  nopl   (%rax)
L17:
  lea    -0x30(%rbx),%r14d
  cmp    $0x9,%r14b
  jbe    L81
  and    $0xffffffdf,%ebx
  sub    $0x41,%ebx
  cmp    $0x5,%bl
  ja     L69
L81:
  xor    %eax,%eax
  mov    %r15d,%edi
  call   <ISDIGIT@plt>
  test   %eax,%eax
  je     L21
L65:
  test   %r13d,%r13d
  jne    L82
  movsbl %r14b,%r14d
  mov    $0x1,%r13d
  shl    $0x4,%r14d
  mov    %r14b,(%r12)
L110:
  movzbl 0x0(%rbp),%ebx
  add    $0x1,%rbp
  test   %bl,%bl
  je     L69
L106:
  movsbl %bl,%r15d
  xor    %eax,%eax
  mov    %r15d,%edi
  call   <ISSPACE@plt>
  test   %eax,%eax
  je     L17
  test   %r13d,%r13d
  je     L110
  movzbl 0x0(%rbp),%ebx
  add    $0x1,%rbp
  add    $0x1,%r12
  xor    %r13d,%r13d
  test   %bl,%bl
  jne    L106
L69:
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopw   0x0(%rax,%rax,1)
L82:
  or     %r14b,(%r12)
  xor    %r13d,%r13d
  add    $0x1,%r12
  jmp    L110
  nopl   (%rax)
L21:
  mov    %r15d,%edi
  call   <TOUPPER@plt>
  lea    -0x37(%rax),%r14d
  jmp    L65
```

assistant: ```c
char *readhex(src, dst)
register char *src, *dst;
{
  int state = 0;
  char c;
  while ((c = *src++)) {
    if (ISSPACE(c)) {
      if (state) {
        dst++;
        state = 0;
      }
      continue;
    } else if ((c >= '0' && c <= '9') || (c >= 'a' && c <= 'f') || (c >= 'A' && c <= 'F')) {
      c = ISDIGIT(c) ? (c - '0') : (TOUPPER(c) - 55);
      if (state == 0) {
        *dst = (c << 4);
        state++;
      } else {
        *dst++ |= c;
        state = 0;
      }
    } else
      break;
  }
  return dst;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<readhex>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  movzbl (%rdi),%ebx
  test   %bl,%bl
  je     L44
  lea    0x1(%rdi),%rbp
  xor    %r13d,%r13d
  jmp    L89
  nopl   (%rax)
L74:
  lea    -0x30(%rbx),%r14d
  cmp    $0x9,%r14b
  jbe    L75
  and    $0xffffffdf,%ebx
  sub    $0x41,%ebx
  cmp    $0x5,%bl
  ja     L44
L75:
  xor    %eax,%eax
  mov    %r15d,%edi
  call   <ISDIGIT@plt>
  test   %eax,%eax
  je     L38
L53:
  test   %r13d,%r13d
  jne    L92
  movsbl %r14b,%r14d
  mov    $0x1,%r13d
  shl    $0x4,%r14d
  mov    %r14b,(%r12)
L22:
  movzbl 0x0(%rbp),%ebx
  add    $0x1,%rbp
  test   %bl,%bl
  je     L44
L89:
  movsbl %bl,%r15d
  xor    %eax,%eax
  mov    %r15d,%edi
  call   <ISSPACE@plt>
  test   %eax,%eax
  je     L74
  test   %r13d,%r13d
  je     L22
  movzbl 0x0(%rbp),%ebx
  add    $0x1,%rbp
  add    $0x1,%r12
  xor    %r13d,%r13d
  test   %bl,%bl
  jne    L89
L44:
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopw   0x0(%rax,%rax,1)
L92:
  or     %r14b,(%r12)
  xor    %r13d,%r13d
  add    $0x1,%r12
  jmp    L22
  nopl   (%rax)
L38:
  mov    %r15d,%edi
  call   <TOUPPER@plt>
  lea    -0x37(%rax),%r14d
  jmp    L53
```

assistant: ```c
char *readhex(src, dst)
register char *src, *dst;
{
  int state = 0;
  char c;
  while ((c = *src++)) {
    if (ISSPACE(c)) {
      if (state) {
        dst++;
        state = 0;
      }
      continue;
    } else if ((c >= '0' && c <= '9') || (c >= 'a' && c <= 'f') || (c >= 'A' && c <= 'F')) {
      c = ISDIGIT(c) ? (c - '0') : (TOUPPER(c) - 55);
      if (state == 0) {
        *dst = (c << 4);
        state++;
      } else {
        *dst++ |= c;
        state = 0;
      }
    } else
      break;
  }
  return dst;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<f1>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    %esi,-0x18(%rbp)
  mov    %rdx,-0x20(%rbp)
  cmpl   $0x0,-0x18(%rbp)
  jne    L31
  mov    -0x14(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  jmp    L30
L31:
  mov    -0x18(%rbp),%eax
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %edx,%eax
  sar    %eax
  mov    %eax,%ecx
  mov    -0x20(%rbp),%rdx
  mov    -0x14(%rbp),%eax
  mov    %ecx,%esi
  mov    %eax,%edi
  call   <f1>
  mov    %eax,-0x8(%rbp)
  mov    -0x18(%rbp),%eax
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %edx,%eax
  sar    %eax
  mov    %eax,%esi
  mov    -0x18(%rbp),%eax
  mov    %eax,%edx
  shr    $0x1f,%edx
  add    %edx,%eax
  sar    %eax
  mov    %eax,%edx
  mov    -0x14(%rbp),%eax
  add    %edx,%eax
  lea    0x1(%rax),%ecx
  mov    -0x20(%rbp),%rax
  mov    %rax,%rdx
  mov    %ecx,%edi
  call   <f1>
  mov    %eax,-0x4(%rbp)
  mov    -0x8(%rbp),%eax
  cmp    -0x4(%rbp),%eax
  jge    L26
  mov    -0x4(%rbp),%eax
  jmp    L30
L26:
  mov    -0x8(%rbp),%eax
L30:
  leave
  ret
```

assistant: ```c
int f1(int p, int q, int a[25]) {
  int m1, m2;
  if (q == 0)
    return (a[p]);
  else {
    m1 = f1(p, q / 2, a);
    m2 = f1(p + q / 2 + 1, q / 2, a);
    if (m1 < m2)
      return (m2);
    else
      return (m1);
  }
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<f1>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %edi,%ebx
  mov    %rdx,%rbp
  test   %esi,%esi
  jne    L4
  movslq %edi,%rbx
  mov    (%rdx,%rbx,4),%eax
L16:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L4:
  mov    %esi,%r13d
  shr    $0x1f,%r13d
  add    %esi,%r13d
  sar    %r13d
  mov    %r13d,%esi
  call   <f1>
  mov    %eax,%r12d
  lea    0x1(%rbx,%r13,1),%edi
  mov    %rbp,%rdx
  mov    %r13d,%esi
  call   <f1>
  cmp    %eax,%r12d
  cmovge %r12d,%eax
  jmp    L16
```

assistant: ```c
int f1(int p, int q, int a[25]) {
  int m1, m2;
  if (q == 0)
    return (a[p]);
  else {
    m1 = f1(p, q / 2, a);
    m2 = f1(p + q / 2 + 1, q / 2, a);
    if (m1 < m2)
      return (m2);
    else
      return (m1);
  }
}
```