ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<utf8_is_valid>:
  endbr64
  push   %r13
  movslq %esi,%rsi
  mov    %rdx,%r13
  push   %r12
  push   %rbp
  lea    (%rdi,%rsi,4),%rbp
  push   %rbx
  sub    $0x8,%rsp
  movl   $0x0,(%rcx)
  cmp    %rbp,%rdi
  jae    L77
  mov    %rdi,%rbx
  mov    %rcx,%r12
  jmp    L42
  nopl   0x0(%rax,%rax,1)
L158:
  add    $0x4,%rbx
L48:
  cmp    %rbx,%rbp
  jbe    L77
L42:
  mov    %rbx,%rdi
  call   <utf8_check_1@plt>
  test   %rax,%rax
  jne    L158
  mov    %rbp,%rdx
  mov    $0x1,%esi
  mov    %rbx,%rdi
  call   <utf8_check_boundary@plt>
  test   %rax,%rax
  jne    L61
  mov    %rbx,%rdi
  call   <utf8_check_2@plt>
  test   %rax,%rax
  je     L50
  add    $0x8,%rbx
  cmp    %rbx,%rbp
  ja     L42
L77:
  xor    %ebx,%ebx
  mov    $0x1,%eax
  mov    %rbx,0x0(%r13)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax,%rax,1)
L50:
  mov    %rbp,%rdx
  mov    $0x2,%esi
  mov    %rbx,%rdi
  call   <utf8_check_boundary@plt>
  test   %rax,%rax
  jne    L22
  mov    %rbx,%rdi
  call   <utf8_check_3@plt>
  test   %rax,%rax
  je     L16
  add    $0xc,%rbx
  jmp    L48
  nopl   0x0(%rax,%rax,1)
L16:
  mov    %rbp,%rdx
  mov    $0x3,%esi
  mov    %rbx,%rdi
  call   <utf8_check_boundary@plt>
  test   %rax,%rax
  jne    L127
  mov    %rbx,%rdi
  call   <utf8_check_4@plt>
  test   %rax,%rax
  jne    L69
L89:
  mov    %rbx,0x0(%r13)
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax,%rax,1)
L69:
  add    $0x10,%rbx
  jmp    L48
  nopl   0x0(%rax)
L61:
  movl   $0x3,(%r12)
  jmp    L89
L22:
  movl   $0x2,(%r12)
  jmp    L89
L127:
  movl   $0x1,(%r12)
  jmp    L89
```

assistant: ```c
bool utf8_is_valid(uint8_t *input, uint32_t length, uint8_t **bad, uint32_t *missing) {
  uint8_t *position;
  uint8_t *max;
  uint32_t n;
  position = input;
  max = input + length;
  *missing = 0;
  while (position < max) {
    n = 0;
    if (utf8_check_1(position)) {
      position++;
      continue;
    }
    n++;
    if (utf8_check_boundary(position, n, max)) {
      *missing = 4 - n;
      goto BOUNDARY;
    }
    if (utf8_check_2(position)) {
      position += n + 1;
      continue;
    }
    n++;
    if (utf8_check_boundary(position, n, max)) {
      *missing = 4 - n;
      goto BOUNDARY;
    }
    if (utf8_check_3(position)) {
      position += n + 1;
      continue;
    }
    n++;
    if (utf8_check_boundary(position, n, max)) {
      *missing = 4 - n;
      goto BOUNDARY;
    }
    if (utf8_check_4(position)) {
      position += n + 1;
      continue;
    }
  BOUNDARY:
    *bad = position;
    return (false);
  }
  *bad = NULL;
  return (true);
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<utf8_is_valid>:
  endbr64
  push   %r13
  movslq %esi,%rsi
  mov    %rdx,%r13
  push   %r12
  push   %rbp
  lea    (%rdi,%rsi,4),%rbp
  push   %rbx
  sub    $0x8,%rsp
  movl   $0x0,(%rcx)
  cmp    %rbp,%rdi
  jae    L107
  mov    %rdi,%rbx
  mov    %rcx,%r12
  jmp    L24
  nopl   0x0(%rax,%rax,1)
L12:
  add    $0x4,%rbx
L1:
  cmp    %rbx,%rbp
  jbe    L107
L24:
  mov    %rbx,%rdi
  call   <utf8_check_1@plt>
  test   %rax,%rax
  jne    L12
  mov    %rbp,%rdx
  mov    $0x1,%esi
  mov    %rbx,%rdi
  call   <utf8_check_boundary@plt>
  test   %rax,%rax
  jne    L34
  mov    %rbx,%rdi
  call   <utf8_check_2@plt>
  test   %rax,%rax
  je     L147
  add    $0x8,%rbx
  cmp    %rbx,%rbp
  ja     L24
L107:
  xor    %ebx,%ebx
  mov    $0x1,%eax
  mov    %rbx,0x0(%r13)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax,%rax,1)
L147:
  mov    %rbp,%rdx
  mov    $0x2,%esi
  mov    %rbx,%rdi
  call   <utf8_check_boundary@plt>
  test   %rax,%rax
  jne    L18
  mov    %rbx,%rdi
  call   <utf8_check_3@plt>
  test   %rax,%rax
  je     L141
  add    $0xc,%rbx
  jmp    L1
  nopl   0x0(%rax,%rax,1)
L141:
  mov    %rbp,%rdx
  mov    $0x3,%esi
  mov    %rbx,%rdi
  call   <utf8_check_boundary@plt>
  test   %rax,%rax
  jne    L139
  mov    %rbx,%rdi
  call   <utf8_check_4@plt>
  test   %rax,%rax
  jne    L131
L155:
  mov    %rbx,0x0(%r13)
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax,%rax,1)
L131:
  add    $0x10,%rbx
  jmp    L1
  nopl   0x0(%rax)
L34:
  movl   $0x3,(%r12)
  jmp    L155
L18:
  movl   $0x2,(%r12)
  jmp    L155
L139:
  movl   $0x1,(%r12)
  jmp    L155
```

assistant: ```c
bool utf8_is_valid(uint8_t *input, uint32_t length, uint8_t **bad, uint32_t *missing) {
  uint8_t *position;
  uint8_t *max;
  uint32_t n;
  position = input;
  max = input + length;
  *missing = 0;
  while (position < max) {
    n = 0;
    if (utf8_check_1(position)) {
      position++;
      continue;
    }
    n++;
    if (utf8_check_boundary(position, n, max)) {
      *missing = 4 - n;
      goto BOUNDARY;
    }
    if (utf8_check_2(position)) {
      position += n + 1;
      continue;
    }
    n++;
    if (utf8_check_boundary(position, n, max)) {
      *missing = 4 - n;
      goto BOUNDARY;
    }
    if (utf8_check_3(position)) {
      position += n + 1;
      continue;
    }
    n++;
    if (utf8_check_boundary(position, n, max)) {
      *missing = 4 - n;
      goto BOUNDARY;
    }
    if (utf8_check_4(position)) {
      position += n + 1;
      continue;
    }
  BOUNDARY:
    *bad = position;
    return (false);
  }
  *bad = NULL;
  return (true);
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<dump>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  movl   $0x0,-0x8(%rbp)
  jmp    L83
L107:
  mov    -0x8(%rbp),%eax
  mov    %eax,%esi
  lea    D16(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  movl   $0x0,-0x4(%rbp)
  jmp    L0
L76:
  mov    -0x8(%rbp),%edx
  mov    -0x4(%rbp),%eax
  add    %edx,%eax
  cmp    %eax,-0x1c(%rbp)
  jle    L56
  mov    -0x8(%rbp),%edx
  mov    -0x4(%rbp),%eax
  add    %edx,%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%esi
  lea    D45(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  jmp    L29
L56:
  lea    D44(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
L29:
  addl   $0x1,-0x4(%rbp)
L0:
  cmpl   $0xf,-0x4(%rbp)
  jle    L76
  lea    D14(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  movl   $0x0,-0x4(%rbp)
  jmp    L50
L65:
  mov    -0x8(%rbp),%edx
  mov    -0x4(%rbp),%eax
  add    %edx,%eax
  cmp    %eax,-0x1c(%rbp)
  jle    L86
  mov    -0x8(%rbp),%edx
  mov    -0x4(%rbp),%eax
  add    %edx,%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  mov    %al,-0x9(%rbp)
  jmp    L60
L86:
  movb   $0x20,-0x9(%rbp)
L60:
  cmpb   $0x1f,-0x9(%rbp)
  jle    L71
  cmpb   $0x7a,-0x9(%rbp)
  jle    L34
L71:
  movb   $0x20,-0x9(%rbp)
L34:
  movsbl -0x9(%rbp),%eax
  mov    %eax,%edi
  call   <putchar@plt>
  addl   $0x1,-0x4(%rbp)
L50:
  cmpl   $0xf,-0x4(%rbp)
  jle    L65
  lea    D13(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  addl   $0x10,-0x8(%rbp)
L83:
  mov    -0x8(%rbp),%eax
  cmp    -0x1c(%rbp),%eax
  jl     L107
  nop
  nop
  leave
  ret
```

tool_calls: name: unpack_data
arguments: label: D16
type_infered: string
name: unpack_data
arguments: label: D45
type_infered: string
name: unpack_data
arguments: label: D44
type_infered: string
name: unpack_data
arguments: label: D14
type_infered: string
name: unpack_data
arguments: label: D13
type_infered: string

tool: D16: %04d 

tool: D45: %02X 

tool: D44:    

tool: D14:  *

tool: D13: *

assistant: ```c
void dump(char *buffer, int size) {
  int base, i;
  char c;
  for (base = 0; base < size; base += 16) {
    printf("%04d ", base);
    for (i = 0; i < 16; ++i) {
      if (base + i < size)
        printf("%02X ", buffer[base + i]);
      else
        printf("   ");
    }
    printf(" *");
    for (i = 0; i < 16; ++i) {
      if (base + i < size)
        c = buffer[base + i];
      else
        c = ' ';
      if (c < ' ' || c > 'z')
        c = ' ';
      printf("%c", c);
    }
    printf("*\n");
  }
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<dump>:
  endbr64
  test   %esi,%esi
  jle    L66
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %esi,%r13d
  mov    %rdi,(%rsp)
  lea    0x10(%rdi),%rbp
  lea    -0x1(%rsi),%eax
  and    $0xfffffff0,%eax
  add    $0x10,%eax
  mov    %eax,0xc(%rsp)
  movl   $0x0,0x8(%rsp)
  lea    D5(%rip),%r15
  jmp    L26
L33:
  mov    %r15,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
L15:
  add    $0x1,%rbx
  cmp    %rbp,%rbx
  je     L25
L24:
  lea    (%r12,%rbx,1),%eax
  cmp    %eax,%r13d
  jle    L33
  movsbl (%rbx),%esi
  lea    D4(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  jmp    L15
L25:
  lea    D11(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    (%rsp),%rbx
  mov    $0x20,%r14d
  jmp    L76
L13:
  movsbl %dil,%edi
  call   <putchar@plt>
  add    $0x1,%rbx
  cmp    %rbp,%rbx
  je     L60
L76:
  lea    (%r12,%rbx,1),%eax
  mov    $0x20,%edi
  cmp    %eax,%r13d
  jle    L13
  movzbl (%rbx),%edi
  lea    -0x20(%rdi),%eax
  cmp    $0x5b,%al
  cmovae %r14d,%edi
  jmp    L13
L60:
  lea    D47(%rip),%rdi
  call   <puts@plt>
  addl   $0x10,0x8(%rsp)
  mov    0x8(%rsp),%eax
  add    $0x10,%rbp
  addq   $0x10,(%rsp)
  cmp    0xc(%rsp),%eax
  je     L100
L26:
  mov    0x8(%rsp),%r12d
  mov    %r12d,%esi
  lea    D13(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    (%rsp),%rax
  mov    %rax,%rbx
  sub    %eax,%r12d
  jmp    L24
L100:
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L66:
  ret
```

tool_calls: name: read_data
arguments: data_label: D5
type_guessed: string
name: read_data
arguments: data_label: D4
type_guessed: string
name: read_data
arguments: data_label: D11
type_guessed: string
name: read_data
arguments: data_label: D47
type_guessed: string
name: read_data
arguments: data_label: D13
type_guessed: string

tool: D5:    

tool: D4: %02X 

tool: D11:  *

tool: D47: *

tool: D13: %04d 

assistant: ```c
void dump(char *buffer, int size) {
  int base, i;
  char c;
  for (base = 0; base < size; base += 16) {
    printf("%04d ", base);
    for (i = 0; i < 16; ++i) {
      if (base + i < size)
        printf("%02X ", buffer[base + i]);
      else
        printf("   ");
    }
    printf(" *");
    for (i = 0; i < 16; ++i) {
      if (base + i < size)
        c = buffer[base + i];
      else
        c = ' ';
      if (c < ' ' || c > 'z')
        c = ' ';
      printf("%c", c);
    }
    printf("*\n");
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<dump>:
  endbr64
  test   %esi,%esi
  jle    L12
  push   %r15
  lea    -0x1(%rsi),%eax
  push   %r14
  and    $0xfffffff0,%eax
  lea    D6(%rip),%r14
  push   %r13
  add    $0x10,%eax
  lea    D37(%rip),%r13
  push   %r12
  mov    %esi,%r12d
  push   %rbp
  push   %rbx
  lea    0x10(%rdi),%rbx
  sub    $0x18,%rsp
  mov    %rdi,(%rsp)
  mov    %eax,0xc(%rsp)
  movl   $0x0,0x8(%rsp)
  nopl   0x0(%rax,%rax,1)
L5:
  mov    0x8(%rsp),%ebp
  lea    D16(%rip),%rdi
  xor    %eax,%eax
  mov    %ebp,%esi
  call   <printf@plt>
  mov    (%rsp),%rax
  mov    %rax,%r15
  sub    %eax,%ebp
  jmp    L17
  nop
L76:
  movsbl (%r15),%esi
  mov    %r13,%rdi
  xor    %eax,%eax
  add    $0x1,%r15
  call   <printf@plt>
  cmp    %rbx,%r15
  je     L18
L17:
  lea    0x0(%rbp,%r15,1),%eax
  cmp    %eax,%r12d
  jg     L76
  mov    %r14,%rdi
  xor    %eax,%eax
  add    $0x1,%r15
  call   <printf@plt>
  cmp    %rbx,%r15
  jne    L17
L18:
  lea    D25(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  mov    (%rsp),%r15
  cs nopw 0x0(%rax,%rax,1)
L21:
  lea    0x0(%rbp,%r15,1),%eax
  mov    $0x20,%edi
  cmp    %eax,%r12d
  jle    L38
  movzbl (%r15),%eax
  lea    -0x20(%rax),%ecx
  cmp    $0x5a,%cl
  jbe    L86
L38:
  call   <putchar@plt>
  add    $0x1,%r15
  cmp    %rbx,%r15
  jne    L21
  lea    D40(%rip),%rdi
  add    $0x10,%rbx
  call   <puts@plt>
  addl   $0x10,0x8(%rsp)
  mov    0x8(%rsp),%eax
  addq   $0x10,(%rsp)
  cmp    0xc(%rsp),%eax
  jne    L5
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L12:
  ret
L86:
  movsbl %al,%edi
  jmp    L38
```

tool_calls: name: retrieve_data
arguments: label: D6
datatype: string
name: retrieve_data
arguments: label: D37
datatype: string
name: retrieve_data
arguments: label: D16
datatype: string
name: retrieve_data
arguments: label: D25
datatype: string
name: retrieve_data
arguments: label: D40
datatype: string

tool: D6:    

tool: D37: %02X 

tool: D16: %04d 

tool: D25:  *

tool: D40: *

assistant: ```c
void dump(char *buffer, int size) {
  int base, i;
  char c;
  for (base = 0; base < size; base += 16) {
    printf("%04d ", base);
    for (i = 0; i < 16; ++i) {
      if (base + i < size)
        printf("%02X ", buffer[base + i]);
      else
        printf("   ");
    }
    printf(" *");
    for (i = 0; i < 16; ++i) {
      if (base + i < size)
        c = buffer[base + i];
      else
        c = ' ';
      if (c < ' ' || c > 'z')
        c = ' ';
      printf("%c", c);
    }
    printf("*\n");
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<dump>:
  endbr64
  test   %esi,%esi
  jle    L74
  push   %r15
  lea    -0x1(%rsi),%eax
  push   %r14
  and    $0xfffffff0,%eax
  lea    D40(%rip),%r14
  push   %r13
  add    $0x10,%eax
  lea    D28(%rip),%r13
  push   %r12
  mov    %esi,%r12d
  push   %rbp
  push   %rbx
  lea    0x10(%rdi),%rbx
  sub    $0x18,%rsp
  mov    %rdi,(%rsp)
  mov    %eax,0xc(%rsp)
  movl   $0x0,0x8(%rsp)
  nopl   0x0(%rax,%rax,1)
L1:
  mov    0x8(%rsp),%ebp
  lea    D44(%rip),%rdi
  xor    %eax,%eax
  mov    %ebp,%esi
  call   <printf@plt>
  mov    (%rsp),%rax
  mov    %rax,%r15
  sub    %eax,%ebp
  jmp    L58
  nop
L23:
  movsbl (%r15),%esi
  mov    %r13,%rdi
  xor    %eax,%eax
  add    $0x1,%r15
  call   <printf@plt>
  cmp    %rbx,%r15
  je     L43
L58:
  lea    0x0(%rbp,%r15,1),%eax
  cmp    %eax,%r12d
  jg     L23
  mov    %r14,%rdi
  xor    %eax,%eax
  add    $0x1,%r15
  call   <printf@plt>
  cmp    %rbx,%r15
  jne    L58
L43:
  lea    D49(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  mov    (%rsp),%r15
  cs nopw 0x0(%rax,%rax,1)
L73:
  lea    0x0(%rbp,%r15,1),%eax
  mov    $0x20,%edi
  cmp    %eax,%r12d
  jle    L29
  movzbl (%r15),%eax
  lea    -0x20(%rax),%ecx
  cmp    $0x5a,%cl
  jbe    L90
L29:
  call   <putchar@plt>
  add    $0x1,%r15
  cmp    %rbx,%r15
  jne    L73
  lea    D23(%rip),%rdi
  add    $0x10,%rbx
  call   <puts@plt>
  addl   $0x10,0x8(%rsp)
  mov    0x8(%rsp),%eax
  addq   $0x10,(%rsp)
  cmp    0xc(%rsp),%eax
  jne    L1
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L74:
  ret
L90:
  movsbl %al,%edi
  jmp    L29
```

tool_calls: name: unpack_data
arguments: data_label: D40
type_infered: string
name: unpack_data
arguments: data_label: D28
type_infered: string
name: unpack_data
arguments: data_label: D44
type_infered: string
name: unpack_data
arguments: data_label: D49
type_infered: string
name: unpack_data
arguments: data_label: D23
type_infered: string

tool: D40:    

tool: D28: %02X 

tool: D44: %04d 

tool: D49:  *

tool: D23: *

assistant: ```c
void dump(char *buffer, int size) {
  int base, i;
  char c;
  for (base = 0; base < size; base += 16) {
    printf("%04d ", base);
    for (i = 0; i < 16; ++i) {
      if (base + i < size)
        printf("%02X ", buffer[base + i]);
      else
        printf("   ");
    }
    printf(" *");
    for (i = 0; i < 16; ++i) {
      if (base + i < size)
        c = buffer[base + i];
      else
        c = ' ';
      if (c < ' ' || c > 'z')
        c = ' ';
      printf("%c", c);
    }
    printf("*\n");
  }
}
```
user: What is the c source code of the assembly code below?

```asm
<crc64_ecma_refl_ref>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x14(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %edx,-0x18(%rbp)
  mov    -0x14(%rbp),%eax
  not    %eax
  mov    %eax,-0x10(%rbp)
  movl   $0xd7870f42,-0x4(%rbp)
  movl   $0x0,-0xc(%rbp)
  jmp    L41
L57:
  mov    -0xc(%rbp),%eax
  lea    0x0(,%rax,8),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rax
  xor    %eax,-0x10(%rbp)
  movl   $0x0,-0x8(%rbp)
  jmp    L37
L20:
  mov    -0x10(%rbp),%eax
  and    $0x1,%eax
  test   %rax,%rax
  je     L34
  mov    -0x4(%rbp),%edx
  jmp    L45
L34:
  mov    $0x0,%edx
L45:
  mov    -0x10(%rbp),%eax
  shr    %eax
  xor    %edx,%eax
  mov    %eax,-0x10(%rbp)
  addl   $0x1,-0x8(%rbp)
L37:
  cmpl   $0x7,-0x8(%rbp)
  jbe    L20
  addl   $0x1,-0xc(%rbp)
L41:
  mov    -0xc(%rbp),%eax
  cmp    -0x18(%rbp),%eax
  jb     L57
  mov    -0x10(%rbp),%eax
  not    %eax
  pop    %rbp
  ret
```

assistant: ```c
uint64_t crc64_ecma_refl_ref(uint64_t seed, const uint8_t *buf, uint64_t len) {
  uint64_t rem = ~seed;
  unsigned int i, j;
  uint64_t poly = 0xC96C5795D7870F42ULL;
  for (i = 0; i < len; i++) {
    rem = rem ^ (uint64_t)buf[i];
    for (j = 0; j < 8; j++) {
      rem = (rem & 0x1ULL ? poly : 0) ^ (rem >> 1);
    }
  }
  return ~rem;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<crc64_ecma_refl_ref>:
  endbr64
  mov    %edi,%eax
  not    %eax
  test   %edx,%edx
  je     L4
  mov    %rsi,%rdi
  lea    -0x1(%rdx),%edx
  lea    0x8(%rsi,%rdx,8),%r8
  mov    $0xd7870f42,%esi
  jmp    L39
L38:
  add    $0x8,%rdi
  cmp    %r8,%rdi
  je     L4
L39:
  xor    (%rdi),%eax
  mov    $0x8,%ecx
L32:
  mov    %eax,%edx
  and    $0x1,%edx
  cmovne %esi,%edx
  shr    %eax
  xor    %edx,%eax
  sub    $0x1,%ecx
  jne    L32
  jmp    L38
L4:
  not    %eax
  ret
```

assistant: ```c
uint64_t crc64_ecma_refl_ref(uint64_t seed, const uint8_t *buf, uint64_t len) {
  uint64_t rem = ~seed;
  unsigned int i, j;
  uint64_t poly = 0xC96C5795D7870F42ULL;
  for (i = 0; i < len; i++) {
    rem = rem ^ (uint64_t)buf[i];
    for (j = 0; j < 8; j++) {
      rem = (rem & 0x1ULL ? poly : 0) ^ (rem >> 1);
    }
  }
  return ~rem;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<crc64_ecma_refl_ref>:
  endbr64
  mov    %edi,%eax
  not    %eax
  test   %edx,%edx
  je     L4
  sub    $0x1,%edx
  mov    $0xd7870f42,%edi
  lea    0x8(%rsi,%rdx,8),%r8
  nopl   0x0(%rax)
L20:
  xor    (%rsi),%eax
  mov    $0x8,%ecx
  nopw   0x0(%rax,%rax,1)
L12:
  mov    %eax,%edx
  and    $0x1,%edx
  cmovne %edi,%edx
  shr    %eax
  xor    %edx,%eax
  sub    $0x1,%ecx
  jne    L12
  add    $0x8,%rsi
  cmp    %r8,%rsi
  jne    L20
  not    %eax
  ret
L4:
  mov    %edi,%eax
  ret
```

assistant: ```c
uint64_t crc64_ecma_refl_ref(uint64_t seed, const uint8_t *buf, uint64_t len) {
  uint64_t rem = ~seed;
  unsigned int i, j;
  uint64_t poly = 0xC96C5795D7870F42ULL;
  for (i = 0; i < len; i++) {
    rem = rem ^ (uint64_t)buf[i];
    for (j = 0; j < 8; j++) {
      rem = (rem & 0x1ULL ? poly : 0) ^ (rem >> 1);
    }
  }
  return ~rem;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<crc64_ecma_refl_ref>:
  endbr64
  mov    %edi,%eax
  not    %eax
  test   %edx,%edx
  je     L20
  sub    $0x1,%edx
  mov    %rsi,%rcx
  lea    0x8(%rsi,%rdx,8),%rsi
  mov    $0xd7870f42,%edx
L11:
  xor    (%rcx),%eax
  mov    %eax,%edi
  and    $0x1,%edi
  cmovne %edx,%edi
  shr    %eax
  xor    %edi,%eax
  mov    %eax,%edi
  and    $0x1,%edi
  cmovne %edx,%edi
  shr    %eax
  xor    %edi,%eax
  mov    %eax,%edi
  and    $0x1,%edi
  cmovne %edx,%edi
  shr    %eax
  xor    %edi,%eax
  mov    %eax,%edi
  and    $0x1,%edi
  cmovne %edx,%edi
  shr    %eax
  xor    %edi,%eax
  mov    %eax,%edi
  and    $0x1,%edi
  cmovne %edx,%edi
  shr    %eax
  xor    %edi,%eax
  mov    %eax,%edi
  and    $0x1,%edi
  cmovne %edx,%edi
  shr    %eax
  xor    %edi,%eax
  mov    %eax,%edi
  and    $0x1,%edi
  cmovne %edx,%edi
  shr    %eax
  xor    %edi,%eax
  test   $0x1,%al
  jne    L4
  add    $0x8,%rcx
  shr    %eax
  cmp    %rcx,%rsi
  jne    L11
  not    %eax
  ret
  nopl   0x0(%rax,%rax,1)
L4:
  shr    %eax
  add    $0x8,%rcx
  xor    $0xd7870f42,%eax
  cmp    %rcx,%rsi
  jne    L11
  not    %eax
  ret
L20:
  mov    %edi,%eax
  ret
```

assistant: ```c
uint64_t crc64_ecma_refl_ref(uint64_t seed, const uint8_t *buf, uint64_t len) {
  uint64_t rem = ~seed;
  unsigned int i, j;
  uint64_t poly = 0xC96C5795D7870F42ULL;
  for (i = 0; i < len; i++) {
    rem = rem ^ (uint64_t)buf[i];
    for (j = 0; j < 8; j++) {
      rem = (rem & 0x1ULL ? poly : 0) ^ (rem >> 1);
    }
  }
  return ~rem;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<read_cr0>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %cr0,%rax
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  pop    %rbp
  ret
```

assistant: ```c
unsigned long read_cr0(void) {
  unsigned long val;
  asm volatile("mov %%cr0, %0" : "=r"(val) : : "memory");
  return val;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<read_cr0>:
  endbr64
  mov    %cr0,%rax
  ret
```

assistant: ```c
unsigned long read_cr0(void) {
  unsigned long val;
  asm volatile("mov %%cr0, %0" : "=r"(val) : : "memory");
  return val;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<read_cr0>:
  endbr64
  mov    %cr0,%rax
  ret
```

assistant: ```c
unsigned long read_cr0(void) {
  unsigned long val;
  asm volatile("mov %%cr0, %0" : "=r"(val) : : "memory");
  return val;
}
```
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    $0x0,%eax
  call   <getpid@plt>
  mov    %eax,-0xc(%rbp)
  movq   $0x0,-0x8(%rbp)
  mov    D4(%rip),%rax
  mov    (%rax),%ecx
  mov    -0x8(%rbp),%rdx
  mov    -0xc(%rbp),%eax
  mov    %ecx,%esi
  mov    %eax,%edi
  call   <sigqueue@plt>
  leave
  ret
```

assistant: ```c
int main(void) {
  const pid_t pid = getpid();
  union sigval value;
  value.sival_int = 0;
  return sigqueue(pid, SIGALRM, value);
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x0,%eax
  call   <getpid@plt>
  mov    %eax,%edi
  mov    $0x0,%edx
  mov    D8(%rip),%rax
  mov    (%rax),%esi
  call   <sigqueue@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
int main(void) {
  const pid_t pid = getpid();
  union sigval value;
  value.sival_int = 0;
  return sigqueue(pid, SIGALRM, value);
}
```
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
  sub    $0x8,%rsp
  xor    %eax,%eax
  call   <getpid@plt>
  xor    %edx,%edx
  mov    %eax,%edi
  mov    D9(%rip),%rax
  mov    (%rax),%esi
  add    $0x8,%rsp
  jmp    1070 <sigqueue@plt>
```

assistant: ```c
int main(void) {
  const pid_t pid = getpid();
  union sigval value;
  value.sival_int = 0;
  return sigqueue(pid, SIGALRM, value);
}
```
user: What is the c source code of the assembly code below?

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  xor    %eax,%eax
  call   <getpid@plt>
  xor    %edx,%edx
  mov    %eax,%edi
  mov    D1(%rip),%rax
  mov    (%rax),%esi
  add    $0x8,%rsp
  jmp    1070 <sigqueue@plt>
```

assistant: ```c
int main(void) {
  const pid_t pid = getpid();
  union sigval value;
  value.sival_int = 0;
  return sigqueue(pid, SIGALRM, value);
}
```
user: Translate the below assembly code into C programming language:

```asm
<uwsgi_webdav_multistatus_propstat_new>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  mov    $0xd,%edx
  lea    D2(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <uwsgi_buffer_append@plt>
  test   %rax,%rax
  je     L8
  mov    $0xffffffff,%eax
  jmp    L2
L8:
  mov    $0x0,%eax
L2:
  leave
  ret
```

tool_calls: name: parse_data
arguments: data_tag: D2
type: string

tool: D2: <D:propstat>


assistant: ```c
int uwsgi_webdav_multistatus_propstat_new(struct uwsgi_buffer *ub) {
  if (uwsgi_buffer_append(ub, "<D:propstat>\n", 13))
    return -1;
  return 0;
}
```