ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<ndim_array_access_n2lin>:
  endbr64
  test   %rdi,%rdi
  je     L2
  lea    (%rcx,%rdi,8),%r9
  xor    %r8d,%r8d
  mov    $0x1,%edi
  nopl   (%rax)
L15:
  mov    (%rcx),%rax
  add    $0x8,%rcx
  sub    %rdx,%rax
  imul   %rdi,%rax
  imul   %rsi,%rdi
  add    %rax,%r8
  cmp    %rcx,%r9
  jne    L15
  mov    %r8,%rax
  ret
  cs nopw 0x0(%rax,%rax,1)
L2:
  xor    %r8d,%r8d
  mov    %r8,%rax
  ret
```

assistant: ```c
extern uint32_t ndim_array_access_n2lin(uint32_t n, uint32_t base, uint32_t offset, const uint32_t *ndim_index) {
  uint32_t i;
  uint32_t index;
  uint32_t tmp;
  tmp = 1;
  index = 0;
  for (i = 0; i < n; i++) {
    index += (ndim_index[i] - offset) * tmp;
    tmp *= base;
  }
  return index;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<func>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0x48,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x18(%rbp)
  xor    %eax,%eax
  mov    %rsp,%rax
  mov    %rax,%rbx
  mov    -0x44(%rbp),%eax
  movslq %eax,%rdx
  sub    $0x1,%rdx
  mov    %rdx,-0x40(%rbp)
  movslq %eax,%rdx
  mov    %rdx,%r8
  mov    $0x0,%r9d
  movslq %eax,%rdx
  mov    %rdx,%rsi
  mov    $0x0,%edi
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    $0x10,%eax
  sub    $0x1,%rax
  add    %rdx,%rax
  mov    $0x10,%edi
  mov    $0x0,%edx
  div    %rdi
  imul   $0x10,%rax,%rax
  mov    %rax,%rcx
  and    $0xfffffffffffff000,%rcx
  mov    %rsp,%rdx
  sub    %rcx,%rdx
L29:
  cmp    %rdx,%rsp
  je     L10
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L29
L10:
  mov    %rax,%rdx
  and    $0xfff,%edx
  sub    %rdx,%rsp
  mov    %rax,%rdx
  and    $0xfff,%edx
  test   %rdx,%rdx
  je     L57
  and    $0xfff,%eax
  sub    $0x8,%rax
  add    %rsp,%rax
  orq    $0x0,(%rax)
L57:
  mov    %rsp,%rax
  add    $0x3,%rax
  shr    $0x2,%rax
  shl    $0x2,%rax
  mov    %rax,-0x38(%rbp)
  jmp    L15
L25:
  mov    -0x38(%rbp),%rax
  mov    -0x30(%rbp),%rdx
  movl   $0x0,(%rax,%rdx,4)
  mov    -0x30(%rbp),%rax
  mov    -0x28(%rbp),%rdx
  add    $0x1,%rax
  adc    $0x0,%rdx
  mov    -0x38(%rbp),%rcx
  movl   $0x0,(%rcx,%rax,4)
  addq   $0x1,-0x30(%rbp)
  adcq   $0x0,-0x28(%rbp)
L15:
  mov    -0x28(%rbp),%rax
  or     -0x30(%rbp),%rax
  test   %rax,%rax
  jne    L25
  mov    $0x0,%eax
  call   <foo@plt>
  mov    %rbx,%rsp
  nop
  mov    -0x18(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L7
  call   <__stack_chk_fail@plt>
L7:
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

assistant: ```c
void func() {
  int m;
  int tab[m];
  __int128 j;
  for (; j; j++) {
    tab[j] = 0;
    tab[j + 1] = 0;
  }
  foo();
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<func>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    $0x0,%edx
  mov    %rsp,%rax
L29:
  cmp    %rax,%rsp
  je     L26
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L29
L26:
  mov    %rdx,%rax
  and    $0xfff,%eax
  je     L6
  orq    $0x0,-0x8(%rsp,%rax,1)
L6:
  mov    $0x0,%eax
  call   <foo@plt>
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  jne    L39
  leave
  ret
L39:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void func() {
  int m;
  int tab[m];
  __int128 j;
  for (; j; j++) {
    tab[j] = 0;
    tab[j + 1] = 0;
  }
  foo();
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<func>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    %rsp,%rdx
  cmp    %rdx,%rsp
  je     L20
L24:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rdx,%rsp
  jne    L24
L20:
  and    $0xfff,%eax
  jne    L26
L22:
  xor    %eax,%eax
  call   <foo@plt>
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  jne    L7
  leave
  ret
  nopw   0x0(%rax,%rax,1)
L26:
  orq    $0x0,-0x8(%rsp,%rax,1)
  jmp    L22
L7:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void func() {
  int m;
  int tab[m];
  __int128 j;
  for (; j; j++) {
    tab[j] = 0;
    tab[j + 1] = 0;
  }
  foo();
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<func>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    %rsp,%rdx
  cmp    %rdx,%rsp
  je     L5
L35:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rdx,%rsp
  jne    L35
L5:
  and    $0xfff,%eax
  jne    L40
L24:
  xor    %eax,%eax
  call   <foo@plt>
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  jne    L9
  leave
  ret
  nopw   0x0(%rax,%rax,1)
L40:
  orq    $0x0,-0x8(%rsp,%rax,1)
  jmp    L24
L9:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
void func() {
  int m;
  int tab[m];
  __int128 j;
  for (; j; j++) {
    tab[j] = 0;
    tab[j + 1] = 0;
  }
  foo();
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    %rsi,-0x20(%rbp)
  movl   $0xffffffff,-0x8(%rbp)
  mov    -0x8(%rbp),%eax
  mov    %eax,%edi
  call   <minor@plt>
  mov    %eax,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  not    %eax
  mov    %eax,-0xc(%rbp)
  movl   $0x0,-0x10(%rbp)
  jmp    L8
L15:
  addl   $0x1,-0x10(%rbp)
  shrl   -0xc(%rbp)
L8:
  mov    -0xc(%rbp),%eax
  and    $0x1,%eax
  test   %eax,%eax
  je     L15
  mov    -0x8(%rbp),%eax
  mov    %eax,%edi
  call   <major@plt>
  mov    %eax,%edx
  mov    -0x10(%rbp),%eax
  mov    %eax,%esi
  lea    D2(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x4(%rbp),%eax
  mov    %eax,%esi
  lea    D25(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    D4(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    $0x0,%eax
  leave
  ret
```

tool_calls: name: retrieve_data
arguments: tag: D2
type: string
name: retrieve_data
arguments: tag: D25
type: string
name: retrieve_data
arguments: tag: D4
type: string

tool: D2: sub dev_major { local($dev) = @_; ($dev >> %d) & 0x%x; };



tool: D25: sub dev_minor { local($dev) = @_; ($dev & 0x%x); };



tool: D4: 1;

assistant: ```c
int main(int argc, char **argv) {
  unsigned foo = 0xffffffff;
  unsigned min = minor(foo);
  unsigned shift;
  unsigned mask;
  for (mask = ~min, shift = 0; (mask & 1) == 0; shift++, mask >>= 1)
    ;
  printf("sub dev_major { local($dev) = @_; ($dev >> %d) & 0x%x; };\n\n", shift, major(foo));
  printf("sub dev_minor { local($dev) = @_; ($dev & 0x%x); };\n\n", min);
  printf("1;\n");
  return (0);
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<main>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    $0xffffffff,%edi
  call   <minor@plt>
  mov    %eax,%ebp
  mov    %eax,%edx
  not    %edx
  mov    %edx,%ebx
  and    $0x1,%ebx
  jne    L10
L21:
  add    $0x1,%ebx
  shr    %edx
  test   $0x1,%dl
  je     L21
L17:
  mov    $0xffffffff,%edi
  call   <major@plt>
  mov    %eax,%edx
  mov    %ebx,%esi
  lea    D29(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    %ebp,%esi
  lea    D25(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    D9(%rip),%rdi
  call   <puts@plt>
  mov    $0x0,%eax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
L10:
  mov    $0x0,%ebx
  jmp    L17
```

tool_calls: name: read_data
arguments: data_label: D29
type_infered: string
name: read_data
arguments: data_label: D25
type_infered: string
name: read_data
arguments: data_label: D9
type_infered: string

tool: D29: sub dev_major { local($dev) = @_; ($dev >> %d) & 0x%x; };



tool: D25: sub dev_minor { local($dev) = @_; ($dev & 0x%x); };



tool: D9: 1;

assistant: ```c
int main(int argc, char **argv) {
  unsigned foo = 0xffffffff;
  unsigned min = minor(foo);
  unsigned shift;
  unsigned mask;
  for (mask = ~min, shift = 0; (mask & 1) == 0; shift++, mask >>= 1)
    ;
  printf("sub dev_major { local($dev) = @_; ($dev >> %d) & 0x%x; };\n\n", shift, major(foo));
  printf("sub dev_minor { local($dev) = @_; ($dev & 0x%x); };\n\n", min);
  printf("1;\n");
  return (0);
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<main>:
  endbr64
  push   %r12
  mov    $0xffffffff,%edi
  push   %rbp
  sub    $0x8,%rsp
  call   <minor@plt>
  mov    %eax,%edx
  mov    %eax,%r12d
  not    %edx
  mov    %edx,%ebp
  and    $0x1,%ebp
  jne    L9
  nopl   0x0(%rax,%rax,1)
L8:
  shr    %edx
  add    $0x1,%ebp
  test   $0x1,%dl
  je     L8
L13:
  mov    $0xffffffff,%edi
  call   <major@plt>
  mov    %ebp,%esi
  lea    D17(%rip),%rdi
  mov    %eax,%edx
  xor    %eax,%eax
  call   <printf@plt>
  mov    %r12d,%esi
  lea    D6(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  lea    D25(%rip),%rdi
  call   <puts@plt>
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  ret
L9:
  xor    %ebp,%ebp
  jmp    L13
```

tool_calls: name: unpack_data
arguments: tag: D17
type_infered: string
name: unpack_data
arguments: tag: D6
type_infered: string
name: unpack_data
arguments: tag: D25
type_infered: string

tool: D17: sub dev_major { local($dev) = @_; ($dev >> %d) & 0x%x; };



tool: D6: sub dev_minor { local($dev) = @_; ($dev & 0x%x); };



tool: D25: 1;

assistant: ```c
int main(int argc, char **argv) {
  unsigned foo = 0xffffffff;
  unsigned min = minor(foo);
  unsigned shift;
  unsigned mask;
  for (mask = ~min, shift = 0; (mask & 1) == 0; shift++, mask >>= 1)
    ;
  printf("sub dev_major { local($dev) = @_; ($dev >> %d) & 0x%x; };\n\n", shift, major(foo));
  printf("sub dev_minor { local($dev) = @_; ($dev & 0x%x); };\n\n", min);
  printf("1;\n");
  return (0);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<main>:
  endbr64
  push   %r12
  mov    $0xffffffff,%edi
  push   %rbp
  sub    $0x8,%rsp
  call   <minor@plt>
  mov    %eax,%edx
  mov    %eax,%r12d
  not    %edx
  mov    %edx,%ebp
  and    $0x1,%ebp
  jne    L29
  nopl   0x0(%rax,%rax,1)
L2:
  shr    %edx
  add    $0x1,%ebp
  test   $0x1,%dl
  je     L2
L1:
  mov    $0xffffffff,%edi
  call   <major@plt>
  mov    %ebp,%esi
  lea    D1(%rip),%rdi
  mov    %eax,%edx
  xor    %eax,%eax
  call   <printf@plt>
  mov    %r12d,%esi
  lea    D29(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  lea    D13(%rip),%rdi
  call   <puts@plt>
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  ret
L29:
  xor    %ebp,%ebp
  jmp    L1
```

tool_calls: name: extract_symbolic_data
arguments: tag: D1
type_infered: string
name: extract_symbolic_data
arguments: tag: D29
type_infered: string
name: extract_symbolic_data
arguments: tag: D13
type_infered: string

tool: D1: sub dev_major { local($dev) = @_; ($dev >> %d) & 0x%x; };



tool: D29: sub dev_minor { local($dev) = @_; ($dev & 0x%x); };



tool: D13: 1;

assistant: ```c
int main(int argc, char **argv) {
  unsigned foo = 0xffffffff;
  unsigned min = minor(foo);
  unsigned shift;
  unsigned mask;
  for (mask = ~min, shift = 0; (mask & 1) == 0; shift++, mask >>= 1)
    ;
  printf("sub dev_major { local($dev) = @_; ($dev >> %d) & 0x%x; };\n\n", shift, major(foo));
  printf("sub dev_minor { local($dev) = @_; ($dev & 0x%x); };\n\n", min);
  printf("1;\n");
  return (0);
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<url_decode>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0x38,%rsp
  mov    %rdi,-0x38(%rbp)
  mov    -0x38(%rbp),%rax
  mov    %rax,-0x28(%rbp)
  mov    -0x38(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  add    $0x1,%rax
  mov    %rax,%rdi
  call   <malloc@plt>
  mov    %rax,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,-0x20(%rbp)
  cmpq   $0x0,-0x18(%rbp)
  jne    L71
  lea    D27(%rip),%rax
  mov    %rax,%rcx
  mov    $0x3f,%edx
  lea    D22(%rip),%rax
  mov    %rax,%rsi
  lea    D1(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <fatal_int@plt>
  jmp    L71
L26:
  mov    -0x28(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x25,%al
  jne    L76
  mov    -0x28(%rbp),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L29
  mov    -0x28(%rbp),%rax
  add    $0x2,%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L29
  mov    -0x28(%rbp),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  mov    $0x0,%eax
  call   <from_hex@plt>
  shl    $0x4,%eax
  mov    %eax,%ebx
  mov    -0x28(%rbp),%rax
  add    $0x2,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  mov    $0x0,%eax
  call   <from_hex@plt>
  mov    %eax,%ecx
  mov    -0x20(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x20(%rbp)
  or     %ecx,%ebx
  mov    %ebx,%edx
  mov    %dl,(%rax)
  addq   $0x2,-0x28(%rbp)
  jmp    L29
L76:
  mov    -0x28(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x2b,%al
  jne    L10
  mov    -0x20(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x20(%rbp)
  movb   $0x20,(%rax)
  jmp    L29
L10:
  mov    -0x20(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x20(%rbp)
  mov    -0x28(%rbp),%rdx
  movzbl (%rdx),%edx
  mov    %dl,(%rax)
L29:
  addq   $0x1,-0x28(%rbp)
L71:
  mov    -0x28(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L26
  mov    -0x20(%rbp),%rax
  movb   $0x0,(%rax)
  mov    -0x18(%rbp),%rax
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

tool_calls: name: retrieve_data
arguments: data_label: D27
type: string
name: retrieve_data
arguments: data_label: D22
type: string
name: retrieve_data
arguments: data_label: D1
type: string

tool: D27: Cannot allocate memory.

tool: D22: url_decode

tool: D1: /scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/hlzz/dotfiles/refs/heads/master/dev/netdata/src/url.c

assistant: ```c
char *url_decode(char *str) {
  char *pstr = str, *buf = malloc(strlen(str) + 1), *pbuf = buf;
  if (!buf)
    fatal_int("/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/hlzz/dotfiles/refs/heads/master/dev/netdata/src/url.c", __FUNCTION__, 63, "Cannot allocate memory.");
  while (*pstr) {
    if (*pstr == '%') {
      if (pstr[1] && pstr[2]) {
        *pbuf++ = from_hex(pstr[1]) << 4 | from_hex(pstr[2]);
        pstr += 2;
      }
    } else if (*pstr == '+')
      *pbuf++ = ' ';
    else
      *pbuf++ = *pstr;
    pstr++;
  }
  *pbuf = '\0';
  return buf;
}
```
user: What is the c source code of the assembly code below:

```asm
<url_decode>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbx
  call   <strlen@plt>
  lea    0x1(%rax),%rdi
  call   <malloc@plt>
  mov    %rax,%r12
  test   %rax,%rax
  je     L45
L42:
  movzbl (%rbx),%eax
  test   %al,%al
  je     L94
  mov    %r12,%rbp
  jmp    L75
L45:
  lea    D4(%rip),%rcx
  mov    $0x3f,%edx
  lea    D3(%rip),%rsi
  lea    D2(%rip),%rdi
  mov    $0x0,%eax
  call   <fatal_int@plt>
  jmp    L42
L82:
  movzbl 0x1(%rbx),%edi
  test   %dil,%dil
  je     L53
  cmpb   $0x0,0x2(%rbx)
  jne    L47
  movzbl 0x1(%rbx),%eax
  lea    0x1(%rbx),%rbx
  jmp    L75
L47:
  movsbl %dil,%edi
  mov    $0x0,%eax
  call   <from_hex@plt>
  mov    %eax,%r13d
  movsbl 0x2(%rbx),%edi
  mov    $0x0,%eax
  call   <from_hex@plt>
  shl    $0x4,%r13d
  or     %eax,%r13d
  mov    %r13b,0x0(%rbp)
  lea    0x2(%rbx),%rax
  lea    0x1(%rbp),%rbp
  jmp    L63
L61:
  movb   $0x20,0x0(%rbp)
  lea    0x1(%rbp),%rbp
  mov    %rbx,%rax
L63:
  lea    0x1(%rax),%rbx
  movzbl 0x1(%rax),%eax
  test   %al,%al
  je     L53
L75:
  cmp    $0x25,%al
  je     L82
  cmp    $0x2b,%al
  je     L61
  mov    %al,0x0(%rbp)
  lea    0x1(%rbp),%rbp
  mov    %rbx,%rax
  jmp    L63
L94:
  mov    %r12,%rbp
L53:
  movb   $0x0,0x0(%rbp)
  mov    %r12,%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

tool_calls: name: unpack_data
arguments: label: D4
type_infered: string
name: unpack_data
arguments: label: D3
type_infered: string
name: unpack_data
arguments: label: D2
type_infered: string

tool: D4: Cannot allocate memory.

tool: D3: url_decode

tool: D2: /scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/hlzz/dotfiles/refs/heads/master/dev/netdata/src/url.c

assistant: ```c
char *url_decode(char *str) {
  char *pstr = str, *buf = malloc(strlen(str) + 1), *pbuf = buf;
  if (!buf)
    fatal_int("/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/hlzz/dotfiles/refs/heads/master/dev/netdata/src/url.c", __FUNCTION__, 63, "Cannot allocate memory.");
  while (*pstr) {
    if (*pstr == '%') {
      if (pstr[1] && pstr[2]) {
        *pbuf++ = from_hex(pstr[1]) << 4 | from_hex(pstr[2]);
        pstr += 2;
      }
    } else if (*pstr == '+')
      *pbuf++ = ' ';
    else
      *pbuf++ = *pstr;
    pstr++;
  }
  *pbuf = '\0';
  return buf;
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<url_decode>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x8,%rsp
  call   <strlen@plt>
  lea    0x1(%rax),%rdi
  call   <malloc@plt>
  mov    %rax,%r12
  test   %rax,%rax
  je     L69
L28:
  movzbl (%rbx),%eax
  mov    %r12,%rbp
  test   %al,%al
  je     L75
L99:
  movsbl 0x1(%rbx),%edi
  cmp    $0x25,%al
  je     L42
L116:
  lea    0x1(%rbp),%rdx
  cmp    $0x2b,%al
  je     L52
  mov    %al,0x0(%rbp)
  mov    %edi,%eax
  mov    %rdx,%rbp
L104:
  add    $0x1,%rbx
  test   %al,%al
  je     L75
  movsbl 0x1(%rbx),%edi
  cmp    $0x25,%al
  jne    L116
L42:
  test   %dil,%dil
  jne    L17
L75:
  movb   $0x0,0x0(%rbp)
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax)
L52:
  movb   $0x20,0x0(%rbp)
  mov    %edi,%eax
  mov    %rdx,%rbp
  jmp    L104
  nopl   0x0(%rax,%rax,1)
L17:
  cmpb   $0x0,0x2(%rbx)
  jne    L114
  add    $0x1,%rbx
  mov    %edi,%eax
  jmp    L99
  cs nopw 0x0(%rax,%rax,1)
L114:
  xor    %eax,%eax
  add    $0x1,%rbp
  add    $0x2,%rbx
  call   <from_hex@plt>
  movsbl (%rbx),%edi
  mov    %eax,%r13d
  xor    %eax,%eax
  call   <from_hex@plt>
  shl    $0x4,%r13d
  or     %eax,%r13d
  movzbl 0x1(%rbx),%eax
  mov    %r13b,-0x1(%rbp)
  jmp    L104
L69:
  lea    D6(%rip),%rcx
  mov    $0x3f,%edx
  lea    D20(%rip),%rsi
  xor    %eax,%eax
  lea    D29(%rip),%rdi
  call   <fatal_int@plt>
  jmp    L28
```

tool_calls: name: read_data
arguments: label: D6
type_guessed: string
name: read_data
arguments: label: D20
type_guessed: string
name: read_data
arguments: label: D29
type_guessed: string

tool: D6: Cannot allocate memory.

tool: D20: url_decode

tool: D29: /scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/hlzz/dotfiles/refs/heads/master/dev/netdata/src/url.c

assistant: ```c
char *url_decode(char *str) {
  char *pstr = str, *buf = malloc(strlen(str) + 1), *pbuf = buf;
  if (!buf)
    fatal_int("/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/hlzz/dotfiles/refs/heads/master/dev/netdata/src/url.c", __FUNCTION__, 63, "Cannot allocate memory.");
  while (*pstr) {
    if (*pstr == '%') {
      if (pstr[1] && pstr[2]) {
        *pbuf++ = from_hex(pstr[1]) << 4 | from_hex(pstr[2]);
        pstr += 2;
      }
    } else if (*pstr == '+')
      *pbuf++ = ' ';
    else
      *pbuf++ = *pstr;
    pstr++;
  }
  *pbuf = '\0';
  return buf;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<url_decode>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x8,%rsp
  call   <strlen@plt>
  lea    0x1(%rax),%rdi
  call   <malloc@plt>
  mov    %rax,%r12
  test   %rax,%rax
  je     L85
L14:
  movzbl (%rbx),%eax
  mov    %r12,%rbp
  test   %al,%al
  je     L21
L1:
  movsbl 0x1(%rbx),%edi
  cmp    $0x25,%al
  je     L86
L28:
  lea    0x1(%rbp),%rdx
  cmp    $0x2b,%al
  je     L67
  mov    %al,0x0(%rbp)
  mov    %edi,%eax
  mov    %rdx,%rbp
L33:
  add    $0x1,%rbx
  test   %al,%al
  je     L21
  movsbl 0x1(%rbx),%edi
  cmp    $0x25,%al
  jne    L28
L86:
  test   %dil,%dil
  jne    L36
L21:
  movb   $0x0,0x0(%rbp)
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax)
L67:
  movb   $0x20,0x0(%rbp)
  mov    %edi,%eax
  mov    %rdx,%rbp
  jmp    L33
  nopl   0x0(%rax,%rax,1)
L36:
  cmpb   $0x0,0x2(%rbx)
  jne    L94
  add    $0x1,%rbx
  mov    %edi,%eax
  jmp    L1
  cs nopw 0x0(%rax,%rax,1)
L94:
  xor    %eax,%eax
  add    $0x1,%rbp
  add    $0x2,%rbx
  call   <from_hex@plt>
  movsbl (%rbx),%edi
  mov    %eax,%r13d
  xor    %eax,%eax
  call   <from_hex@plt>
  shl    $0x4,%r13d
  or     %eax,%r13d
  movzbl 0x1(%rbx),%eax
  mov    %r13b,-0x1(%rbp)
  jmp    L33
L85:
  lea    D5(%rip),%rcx
  mov    $0x3f,%edx
  lea    D3(%rip),%rsi
  xor    %eax,%eax
  lea    D25(%rip),%rdi
  call   <fatal_int@plt>
  jmp    L14
```

tool_calls: name: unpack_data
arguments: data_tag: D5
type_infered: string
name: unpack_data
arguments: data_tag: D3
type_infered: string
name: unpack_data
arguments: data_tag: D25
type_infered: string

tool: D5: Cannot allocate memory.

tool: D3: url_decode

tool: D25: /scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/hlzz/dotfiles/refs/heads/master/dev/netdata/src/url.c

assistant: ```c
char *url_decode(char *str) {
  char *pstr = str, *buf = malloc(strlen(str) + 1), *pbuf = buf;
  if (!buf)
    fatal_int("/scratch/repos/new/home/jordi_armengol_estape/c-scraper/outputs/2022-01-22/02-19-57/repos/hlzz/dotfiles/refs/heads/master/dev/netdata/src/url.c", __FUNCTION__, 63, "Cannot allocate memory.");
  while (*pstr) {
    if (*pstr == '%') {
      if (pstr[1] && pstr[2]) {
        *pbuf++ = from_hex(pstr[1]) << 4 | from_hex(pstr[2]);
        pstr += 2;
      }
    } else if (*pstr == '+')
      *pbuf++ = ' ';
    else
      *pbuf++ = *pstr;
    pstr++;
  }
  *pbuf = '\0';
  return buf;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<gradient>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    %ecx,-0x2c(%rbp)
  mov    %r8d,-0x30(%rbp)
  movl   $0x1,-0x8(%rbp)
  jmp    L35
L8:
  movl   $0x1,-0x4(%rbp)
  jmp    L28
L16:
  mov    -0x8(%rbp),%eax
  imul   -0x30(%rbp),%eax
  mov    %eax,%edx
  mov    -0x4(%rbp),%eax
  add    %edx,%eax
  cltq
  add    $0x1,%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm0
  mov    -0x8(%rbp),%eax
  imul   -0x30(%rbp),%eax
  mov    %eax,%edx
  mov    -0x4(%rbp),%eax
  add    %edx,%eax
  cltq
  shl    $0x2,%rax
  lea    -0x4(%rax),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm1
  subss  %xmm1,%xmm0
  mov    -0x8(%rbp),%eax
  imul   -0x30(%rbp),%eax
  mov    %eax,%edx
  mov    -0x4(%rbp),%eax
  add    %edx,%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movss  D15(%rip),%xmm1
  divss  %xmm1,%xmm0
  movss  %xmm0,(%rax)
  mov    -0x8(%rbp),%eax
  add    $0x1,%eax
  imul   -0x30(%rbp),%eax
  mov    %eax,%edx
  mov    -0x4(%rbp),%eax
  add    %edx,%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm0
  mov    -0x8(%rbp),%eax
  sub    $0x1,%eax
  imul   -0x30(%rbp),%eax
  mov    %eax,%edx
  mov    -0x4(%rbp),%eax
  add    %edx,%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm1
  subss  %xmm1,%xmm0
  mov    -0x8(%rbp),%eax
  imul   -0x30(%rbp),%eax
  mov    %eax,%edx
  mov    -0x4(%rbp),%eax
  add    %edx,%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movss  D15(%rip),%xmm1
  divss  %xmm1,%xmm0
  movss  %xmm0,(%rax)
  addl   $0x1,-0x4(%rbp)
L28:
  mov    -0x30(%rbp),%eax
  sub    $0x1,%eax
  cmp    %eax,-0x4(%rbp)
  jl     L16
  addl   $0x1,-0x8(%rbp)
L35:
  mov    -0x2c(%rbp),%eax
  sub    $0x1,%eax
  cmp    %eax,-0x8(%rbp)
  jl     L8
  nop
  nop
  pop    %rbp
  ret
```

tool_calls: name: parse_data
arguments: label: D15
type_infered: byte[4]

tool: {"D15": [0x00,0x00,0x00,0x40]}

assistant: ```c
void gradient(float *depth, float *dx, float *dy, int h, int w) {
  int i, j;
  for (i = 1; i < h - 1; i++) {
    for (j = 1; j < w - 1; j++) {
      dx[i * w + j] = (depth[i * w + j + 1] - depth[i * w + j - 1]) / 2;
      dy[i * w + j] = (depth[(i + 1) * w + j] - depth[(i - 1) * w + j]) / 2;
    }
  }
}
```