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
<psycho_3_tonal_label>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x818,%rsp
  mov    %rdi,%rbx
  mov    %rsi,%rbp
  mov    %rdx,%r12
  mov    %fs:0x28,%rax
  mov    %rax,0x808(%rsp)
  xor    %eax,%eax
  movl   $0x0,0x800(%rsp)
  movl   $0x0,(%rsp)
  movl   $0x0,0x800(%rsi)
  movl   $0x0,(%rsi)
  movss  D7(%rip),%xmm0
  movss  %xmm0,0x800(%rdx)
  movss  %xmm0,(%rdx)
  mov    $0x4,%eax
  movaps %xmm0,%xmm1
  mov    $0x0,%ecx
  jmp    L20
L8:
  mov    %edx,(%rsp,%rax,1)
  add    $0x4,%rax
  cmp    $0x800,%rax
  je     L5
L20:
  movl   $0x0,0x0(%rbp,%rax,1)
  movss  %xmm1,(%r12,%rax,1)
  movss  (%rbx,%rax,1),%xmm0
  mov    %ecx,%edx
  comiss -0x4(%rbx,%rax,1),%xmm0
  jbe    L8
  comiss 0x4(%rbx,%rax,1),%xmm0
  seta   %dl
  movzbl %dl,%edx
  jmp    L8
L5:
  mov    %rsp,%r13
  sub    $0x8,%rsp
  push   $0x2
  mov    $0x3f,%r9d
  mov    $0x2,%r8d
  mov    %r12,%rcx
  mov    %r13,%rdx
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <psycho_3_tonal_label_range@plt>
  movl   $0x3,(%rsp)
  mov    $0x7f,%r9d
  mov    $0x3f,%r8d
  mov    %r12,%rcx
  mov    %r13,%rdx
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <psycho_3_tonal_label_range@plt>
  movl   $0x6,(%rsp)
  mov    $0xff,%r9d
  mov    $0x7f,%r8d
  mov    %r12,%rcx
  mov    %r13,%rdx
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <psycho_3_tonal_label_range@plt>
  movl   $0xc,(%rsp)
  mov    $0x1f4,%r9d
  mov    $0xff,%r8d
  mov    %r12,%rcx
  mov    %r13,%rdx
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <psycho_3_tonal_label_range@plt>
  mov    %r13,%rsp
  mov    0x808(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L14
  add    $0x818,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L14:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: label: D7
type_guessed: byte[4]

tool: {"D7": [0x00,0x00,0x48,0xc3]}

assistant: ```c
void psycho_3_tonal_label(float power[513], int *tonelabel, float Xtm[513]) {
  int i;
  int maxima[513];
  maxima[0] = maxima[513 - 1] = 0;
  tonelabel[0] = tonelabel[513 - 1] = 0;
  Xtm[0] = Xtm[513 - 1] = -200.0;
  for (i = 1; i < 513 - 1; i++) {
    tonelabel[i] = 0;
    Xtm[i] = -200.0;
    if (power[i] > power[i - 1] && power[i] > power[i + 1])
      maxima[i] = 1;
    else
      maxima[i] = 0;
  }
  {
    psycho_3_tonal_label_range(power, tonelabel, maxima, Xtm, 2, 63, 2);
    psycho_3_tonal_label_range(power, tonelabel, maxima, Xtm, 63, 127, 3);
    psycho_3_tonal_label_range(power, tonelabel, maxima, Xtm, 127, 255, 6);
    psycho_3_tonal_label_range(power, tonelabel, maxima, Xtm, 255, 500, 12);
  }
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<psycho_3_tonal_label>:
  endbr64
  push   %r14
  push   %r13
  mov    %rdx,%r13
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x818,%rsp
  movss  D4(%rip),%xmm1
  mov    %fs:0x28,%rax
  mov    %rax,0x808(%rsp)
  xor    %eax,%eax
  mov    %rsp,%r14
  movl   $0x0,(%rsi)
  mov    $0x4,%eax
  movl   $0x0,0x800(%rsp)
  movl   $0x0,(%rsp)
  movl   $0x0,0x800(%rsi)
  movss  %xmm1,0x800(%rdx)
  movss  %xmm1,(%rdx)
  nopl   0x0(%rax)
L12:
  movl   $0x0,(%r12,%rax,1)
  xor    %edx,%edx
  movss  %xmm1,0x0(%r13,%rax,1)
  movss  0x0(%rbp,%rax,1),%xmm0
  comiss -0x4(%rbp,%rax,1),%xmm0
  jbe    L2
  xor    %edx,%edx
  comiss 0x4(%rbp,%rax,1),%xmm0
  seta   %dl
L2:
  mov    %edx,(%r14,%rax,1)
  add    $0x4,%rax
  cmp    $0x800,%rax
  jne    L12
  sub    $0x8,%rsp
  mov    $0x3f,%r9d
  mov    %r13,%rcx
  mov    %r14,%rdx
  push   $0x2
  mov    $0x2,%r8d
  mov    %r12,%rsi
  mov    %rbp,%rdi
  call   <psycho_3_tonal_label_range@plt>
  mov    %r13,%rcx
  mov    %r14,%rdx
  mov    %r12,%rsi
  mov    $0x7f,%r9d
  mov    $0x3f,%r8d
  mov    %rbp,%rdi
  movl   $0x3,(%rsp)
  call   <psycho_3_tonal_label_range@plt>
  mov    %r13,%rcx
  mov    %r14,%rdx
  mov    %r12,%rsi
  mov    $0xff,%r9d
  mov    $0x7f,%r8d
  mov    %rbp,%rdi
  movl   $0x6,(%rsp)
  call   <psycho_3_tonal_label_range@plt>
  mov    %r14,%rdx
  mov    %r13,%rcx
  mov    %r12,%rsi
  mov    $0x1f4,%r9d
  mov    $0xff,%r8d
  mov    %rbp,%rdi
  movl   $0xc,(%rsp)
  call   <psycho_3_tonal_label_range@plt>
  pop    %rax
  pop    %rdx
  mov    0x808(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L9
  add    $0x818,%rsp
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L9:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: data_tag: D4
datatype: byte[4]

tool: {"D4": [0x00,0x00,0x48,0xc3]}

assistant: ```c
void psycho_3_tonal_label(float power[513], int *tonelabel, float Xtm[513]) {
  int i;
  int maxima[513];
  maxima[0] = maxima[513 - 1] = 0;
  tonelabel[0] = tonelabel[513 - 1] = 0;
  Xtm[0] = Xtm[513 - 1] = -200.0;
  for (i = 1; i < 513 - 1; i++) {
    tonelabel[i] = 0;
    Xtm[i] = -200.0;
    if (power[i] > power[i - 1] && power[i] > power[i + 1])
      maxima[i] = 1;
    else
      maxima[i] = 0;
  }
  {
    psycho_3_tonal_label_range(power, tonelabel, maxima, Xtm, 2, 63, 2);
    psycho_3_tonal_label_range(power, tonelabel, maxima, Xtm, 63, 127, 3);
    psycho_3_tonal_label_range(power, tonelabel, maxima, Xtm, 127, 255, 6);
    psycho_3_tonal_label_range(power, tonelabel, maxima, Xtm, 255, 500, 12);
  }
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<psycho_3_tonal_label>:
  endbr64
  push   %r14
  push   %r13
  mov    %rdx,%r13
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x818,%rsp
  movss  D8(%rip),%xmm1
  mov    %fs:0x28,%rax
  mov    %rax,0x808(%rsp)
  xor    %eax,%eax
  mov    %rsp,%r14
  movl   $0x0,(%rsi)
  mov    $0x4,%eax
  movl   $0x0,0x800(%rsp)
  movl   $0x0,(%rsp)
  movl   $0x0,0x800(%rsi)
  movss  %xmm1,0x800(%rdx)
  movss  %xmm1,(%rdx)
  nopl   0x0(%rax)
L0:
  movl   $0x0,(%r12,%rax,1)
  xor    %edx,%edx
  movss  %xmm1,0x0(%r13,%rax,1)
  movss  0x0(%rbp,%rax,1),%xmm0
  comiss -0x4(%rbp,%rax,1),%xmm0
  jbe    L24
  xor    %edx,%edx
  comiss 0x4(%rbp,%rax,1),%xmm0
  seta   %dl
L24:
  mov    %edx,(%r14,%rax,1)
  add    $0x4,%rax
  cmp    $0x800,%rax
  jne    L0
  sub    $0x8,%rsp
  mov    $0x3f,%r9d
  mov    %r13,%rcx
  mov    %r14,%rdx
  push   $0x2
  mov    $0x2,%r8d
  mov    %r12,%rsi
  mov    %rbp,%rdi
  call   <psycho_3_tonal_label_range@plt>
  mov    %r13,%rcx
  mov    %r14,%rdx
  mov    %r12,%rsi
  mov    $0x7f,%r9d
  mov    $0x3f,%r8d
  mov    %rbp,%rdi
  movl   $0x3,(%rsp)
  call   <psycho_3_tonal_label_range@plt>
  mov    %r13,%rcx
  mov    %r14,%rdx
  mov    %r12,%rsi
  mov    $0xff,%r9d
  mov    $0x7f,%r8d
  mov    %rbp,%rdi
  movl   $0x6,(%rsp)
  call   <psycho_3_tonal_label_range@plt>
  mov    %r14,%rdx
  mov    %r13,%rcx
  mov    %r12,%rsi
  mov    $0x1f4,%r9d
  mov    $0xff,%r8d
  mov    %rbp,%rdi
  movl   $0xc,(%rsp)
  call   <psycho_3_tonal_label_range@plt>
  pop    %rax
  pop    %rdx
  mov    0x808(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L14
  add    $0x818,%rsp
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L14:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: label: D8
data_type: byte[4]

tool: {"D8": [0x00,0x00,0x48,0xc3]}

assistant: ```c
void psycho_3_tonal_label(float power[513], int *tonelabel, float Xtm[513]) {
  int i;
  int maxima[513];
  maxima[0] = maxima[513 - 1] = 0;
  tonelabel[0] = tonelabel[513 - 1] = 0;
  Xtm[0] = Xtm[513 - 1] = -200.0;
  for (i = 1; i < 513 - 1; i++) {
    tonelabel[i] = 0;
    Xtm[i] = -200.0;
    if (power[i] > power[i - 1] && power[i] > power[i + 1])
      maxima[i] = 1;
    else
      maxima[i] = 0;
  }
  {
    psycho_3_tonal_label_range(power, tonelabel, maxima, Xtm, 2, 63, 2);
    psycho_3_tonal_label_range(power, tonelabel, maxima, Xtm, 63, 127, 3);
    psycho_3_tonal_label_range(power, tonelabel, maxima, Xtm, 127, 255, 6);
    psycho_3_tonal_label_range(power, tonelabel, maxima, Xtm, 255, 500, 12);
  }
}
```
user: Translate the below assembly code into C programming language:

```asm
<xwrite>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x230,%rsp
  mov    %edi,-0x224(%rbp)
  mov    %rsi,-0x230(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x230(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,-0x214(%rbp)
  mov    -0x214(%rbp),%eax
  cmp    $0x1f5,%eax
  setbe  %al
  movzbl %al,%eax
  mov    %eax,%edi
  call   <assert@plt>
  mov    -0x230(%rbp),%rdx
  lea    -0x210(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcpy@plt>
  lea    -0x210(%rbp),%rax
  lea    D1(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcat@plt>
  mov    -0x214(%rbp),%eax
  lea    0x2(%rax),%edx
  lea    -0x210(%rbp),%rcx
  mov    -0x224(%rbp),%eax
  mov    %rcx,%rsi
  mov    %eax,%edi
  call   <write@plt>
  mov    -0x214(%rbp),%edx
  add    $0x2,%edx
  cmp    %edx,%eax
  je     L13
  lea    D19(%rip),%rax
  mov    %rax,%rdi
  call   <oops@plt>
L13:
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L4
  call   <__stack_chk_fail@plt>
L4:
  leave
  ret
```

tool_calls: name: read_data
arguments: data_tag: D1
type: string
name: read_data
arguments: data_tag: D19
type: string

tool: D1: 


tool: D19: write

assistant: ```c
void xwrite(int s, char *l) {
  char buf[512];
  int n;
  n = strlen(l);
  assert(n < sizeof(buf) - 10);
  strcpy(buf, l);
  strcat(buf, "\r\n");
  if (write(s, buf, n + 2) != n + 2)
    oops("write");
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<xwrite>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x218,%rsp
  mov    %edi,%r12d
  mov    %rsi,%rbp
  mov    %fs:0x28,%rax
  mov    %rax,0x208(%rsp)
  xor    %eax,%eax
  mov    %rsi,%rdi
  call   <strlen@plt>
  mov    %eax,%ebx
  cmp    $0x1f5,%eax
  setbe  %dil
  movzbl %dil,%edi
  call   <assert@plt>
  mov    %rsp,%r13
  mov    %rbp,%rsi
  mov    %r13,%rdi
  call   <strcpy@plt>
  lea    D0(%rip),%rsi
  mov    %r13,%rdi
  call   <strcat@plt>
  add    $0x2,%ebx
  mov    %ebx,%edx
  mov    %r13,%rsi
  mov    %r12d,%edi
  call   <write@plt>
  cmp    %eax,%ebx
  jne    L17
L27:
  mov    0x208(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L22
  add    $0x218,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L17:
  lea    D1(%rip),%rdi
  call   <oops@plt>
  jmp    L27
L22:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: data_tag: D0
datatype: string
name: retrieve_data
arguments: data_tag: D1
datatype: string

tool: D0: 


tool: D1: write

assistant: ```c
void xwrite(int s, char *l) {
  char buf[512];
  int n;
  n = strlen(l);
  assert(n < sizeof(buf) - 10);
  strcpy(buf, l);
  strcat(buf, "\r\n");
  if (write(s, buf, n + 2) != n + 2)
    oops("write");
}
```
user: What is the c source code of the assembly code below?

```asm
<xwrite>:
  endbr64
  push   %r13
  push   %r12
  mov    %edi,%r12d
  mov    %rsi,%rdi
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  sub    $0x218,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x208(%rsp)
  xor    %eax,%eax
  mov    %rsp,%r13
  call   <strlen@plt>
  xor    %edi,%edi
  cmp    $0x1f5,%eax
  mov    %eax,%ebx
  setbe  %dil
  add    $0x2,%ebx
  call   <assert@plt>
  mov    %rbp,%rsi
  mov    %r13,%rdi
  call   <strcpy@plt>
  lea    D10(%rip),%rsi
  mov    %r13,%rdi
  call   <strcat@plt>
  mov    %ebx,%edx
  mov    %r13,%rsi
  mov    %r12d,%edi
  call   <write@plt>
  cmp    %eax,%ebx
  je     L9
  lea    D7(%rip),%rdi
  call   <oops@plt>
L9:
  mov    0x208(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L3
  add    $0x218,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L3:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: label: D10
datatype: string
name: extract_symbolic_data
arguments: label: D7
datatype: string

tool: D10: 


tool: D7: write

assistant: ```c
void xwrite(int s, char *l) {
  char buf[512];
  int n;
  n = strlen(l);
  assert(n < sizeof(buf) - 10);
  strcpy(buf, l);
  strcat(buf, "\r\n");
  if (write(s, buf, n + 2) != n + 2)
    oops("write");
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<xwrite>:
  endbr64
  push   %r13
  push   %r12
  mov    %edi,%r12d
  mov    %rsi,%rdi
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  sub    $0x218,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x208(%rsp)
  xor    %eax,%eax
  mov    %rsp,%r13
  call   <strlen@plt>
  xor    %edi,%edi
  cmp    $0x1f5,%eax
  mov    %eax,%ebx
  setbe  %dil
  add    $0x2,%ebx
  call   <assert@plt>
  mov    %rbp,%rsi
  mov    %r13,%rdi
  call   <strcpy@plt>
  lea    D3(%rip),%rsi
  mov    %r13,%rdi
  call   <strcat@plt>
  mov    %ebx,%edx
  mov    %r13,%rsi
  mov    %r12d,%edi
  call   <write@plt>
  cmp    %eax,%ebx
  je     L7
  lea    D14(%rip),%rdi
  call   <oops@plt>
L7:
  mov    0x208(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L13
  add    $0x218,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L13:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D3
type: string
name: extract_symbolic_data
arguments: data_label: D14
type: string

tool: D3: 


tool: D14: write

assistant: ```c
void xwrite(int s, char *l) {
  char buf[512];
  int n;
  n = strlen(l);
  assert(n < sizeof(buf) - 10);
  strcpy(buf, l);
  strcat(buf, "\r\n");
  if (write(s, buf, n + 2) != n + 2)
    oops("write");
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<copia>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  movl   $0x0,-0x4(%rbp)
L12:
  mov    D18(%rip),%rdx
  mov    -0x4(%rbp),%eax
  cltq
  movzbl (%rdx,%rax,1),%ecx
  mov    D14(%rip),%rdx
  mov    -0x4(%rbp),%eax
  cltq
  mov    %cl,(%rdx,%rax,1)
  mov    D14(%rip),%rdx
  mov    -0x4(%rbp),%eax
  cltq
  movzbl (%rdx,%rax,1),%eax
  test   %al,%al
  jne    L12
  subl   $0x1,-0x4(%rbp)
  jmp    L12
```

assistant: ```c
void copia(void) {
  int i;
  extern char linea[], linea_max[];
  i = 0;
  while (1) {
    linea_max[i] = linea[i];
    if (linea_max[i] == '\0')
      i--;
  }
}
```
user: Translate the below assembly code into C programming language:

```asm
<copia>:
  endbr64
  mov    $0x0,%eax
  mov    D19(%rip),%rdi
  mov    D12(%rip),%rsi
L8:
  movslq %eax,%rcx
  movzbl (%rdi,%rcx,1),%edx
  mov    %dl,(%rsi,%rcx,1)
  cmp    $0x1,%dl
  sbb    $0x0,%eax
  jmp    L8
```

assistant: ```c
void copia(void) {
  int i;
  extern char linea[], linea_max[];
  i = 0;
  while (1) {
    linea_max[i] = linea[i];
    if (linea_max[i] == '\0')
      i--;
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<copia>:
  endbr64
  mov    D18(%rip),%rdi
  mov    D2(%rip),%rsi
  xor    %ecx,%ecx
  xor    %edx,%edx
  cs nopw 0x0(%rax,%rax,1)
L14:
  movzbl (%rdi,%rdx,1),%eax
  mov    %al,(%rsi,%rdx,1)
  test   %al,%al
  jne    L14
L0:
  sub    $0x1,%ecx
  movslq %ecx,%rdx
  movzbl (%rdi,%rdx,1),%eax
  mov    %al,(%rsi,%rdx,1)
  test   %al,%al
  jne    L14
  jmp    L0
```

assistant: ```c
void copia(void) {
  int i;
  extern char linea[], linea_max[];
  i = 0;
  while (1) {
    linea_max[i] = linea[i];
    if (linea_max[i] == '\0')
      i--;
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<copia>:
  endbr64
  mov    D11(%rip),%rdi
  xor    %ecx,%ecx
  mov    D1(%rip),%rsi
  movslq %ecx,%rdx
  movzbl (%rdi,%rdx,1),%eax
  mov    %al,(%rsi,%rdx,1)
  test   %al,%al
  jne    L23
  nopw   0x0(%rax,%rax,1)
L8:
  sub    $0x1,%ecx
  movslq %ecx,%rdx
  movzbl (%rdi,%rdx,1),%eax
  mov    %al,(%rsi,%rdx,1)
  test   %al,%al
  je     L8
L23:
  jmp    L23
```

assistant: ```c
void copia(void) {
  int i;
  extern char linea[], linea_max[];
  i = 0;
  while (1) {
    linea_max[i] = linea[i];
    if (linea_max[i] == '\0')
      i--;
  }
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<atoul>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  movl   $0x0,-0x4(%rbp)
  jmp    L81
L36:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isdigit@plt>
  test   %rax,%rax
  je     L79
  cmpl   $0x19999998,-0x4(%rbp)
  jbe    L30
  cmpl   $0x19999999,-0x4(%rbp)
  jne    L29
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x35,%al
  jg     L29
L30:
  mov    -0x4(%rbp),%edx
  mov    %edx,%eax
  shl    $0x2,%eax
  add    %edx,%eax
  add    %eax,%eax
  mov    %eax,%edx
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  add    %edx,%eax
  sub    $0x30,%eax
  mov    %eax,-0x4(%rbp)
  jmp    L83
L29:
  mov    -0x20(%rbp),%rax
  mov    -0x4(%rbp),%edx
  mov    %edx,(%rax)
  mov    $0xffffffff,%eax
  jmp    L45
L79:
  mov    -0x20(%rbp),%rax
  mov    -0x4(%rbp),%edx
  mov    %edx,(%rax)
  mov    $0xffffffff,%eax
  jmp    L45
L83:
  addq   $0x1,-0x18(%rbp)
L81:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L36
  mov    -0x20(%rbp),%rax
  mov    -0x4(%rbp),%edx
  mov    %edx,(%rax)
  mov    $0x0,%eax
L45:
  leave
  ret
```

assistant: ```c
int atoul(char *str, unsigned int *pulValue) {
  unsigned int ulResult = 0;
  while (*str) {
    if (isdigit((int)*str)) {
      if ((ulResult < 429496729) || ((ulResult == 429496729) && (*str < '6'))) {
        ulResult = ulResult * 10 + (*str) - 48;
      } else {
        *pulValue = ulResult;
        return -1;
      }
    } else {
      *pulValue = ulResult;
      return -1;
    }
    str++;
  }
  *pulValue = ulResult;
  return 0;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<atoul>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  mov    %rsi,%r12
  movzbl (%rdi),%edi
  test   %dil,%dil
  je     L58
  mov    $0x0,%ebp
  jmp    L62
L49:
  lea    0x0(%rbp,%rbp,4),%edx
  movsbl (%rbx),%eax
  lea    -0x30(%rax,%rdx,2),%ebp
  add    $0x1,%rbx
  movzbl (%rbx),%edi
  test   %dil,%dil
  je     L13
L62:
  movsbl %dil,%edi
  call   <isdigit@plt>
  test   %rax,%rax
  je     L43
  cmp    $0x19999998,%ebp
  jbe    L49
  cmp    $0x19999999,%ebp
  jne    L93
  cmpb   $0x35,(%rbx)
  jle    L49
  mov    $0xffffffff,%eax
  jmp    L20
L58:
  mov    $0x0,%ebp
L13:
  mov    $0x0,%eax
L20:
  mov    %ebp,(%r12)
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L43:
  mov    $0xffffffff,%eax
  jmp    L20
L93:
  mov    $0xffffffff,%eax
  jmp    L20
```

assistant: ```c
int atoul(char *str, unsigned int *pulValue) {
  unsigned int ulResult = 0;
  while (*str) {
    if (isdigit((int)*str)) {
      if ((ulResult < 429496729) || ((ulResult == 429496729) && (*str < '6'))) {
        ulResult = ulResult * 10 + (*str) - 48;
      } else {
        *pulValue = ulResult;
        return -1;
      }
    } else {
      *pulValue = ulResult;
      return -1;
    }
    str++;
  }
  *pulValue = ulResult;
  return 0;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<atoul>:
  endbr64
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  xor    %ebp,%ebp
  push   %rbx
  mov    %rdi,%rbx
  movsbl (%rdi),%edi
  test   %dil,%dil
  jne    L31
  jmp    L60
  nopw   0x0(%rax,%rax,1)
L4:
  cmp    $0x19999998,%ebp
  jbe    L19
  cmp    $0x19999999,%ebp
  jne    L64
  cmpb   $0x35,(%rbx)
  jg     L64
L19:
  movsbl (%rbx),%eax
  movsbl 0x1(%rbx),%edi
  lea    0x0(%rbp,%rbp,4),%edx
  add    $0x1,%rbx
  lea    -0x30(%rax,%rdx,2),%ebp
  test   %dil,%dil
  je     L60
L31:
  call   <isdigit@plt>
  test   %rax,%rax
  jne    L4
L64:
  mov    %ebp,(%r12)
  pop    %rbx
  mov    $0xffffffff,%eax
  pop    %rbp
  pop    %r12
  ret
  nopl   (%rax)
L60:
  mov    %ebp,(%r12)
  pop    %rbx
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
int atoul(char *str, unsigned int *pulValue) {
  unsigned int ulResult = 0;
  while (*str) {
    if (isdigit((int)*str)) {
      if ((ulResult < 429496729) || ((ulResult == 429496729) && (*str < '6'))) {
        ulResult = ulResult * 10 + (*str) - 48;
      } else {
        *pulValue = ulResult;
        return -1;
      }
    } else {
      *pulValue = ulResult;
      return -1;
    }
    str++;
  }
  *pulValue = ulResult;
  return 0;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<atoul>:
  endbr64
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  xor    %ebp,%ebp
  push   %rbx
  mov    %rdi,%rbx
  movsbl (%rdi),%edi
  test   %dil,%dil
  jne    L69
  jmp    L51
  nopw   0x0(%rax,%rax,1)
L28:
  cmp    $0x19999998,%ebp
  jbe    L32
  cmp    $0x19999999,%ebp
  jne    L14
  cmpb   $0x35,(%rbx)
  jg     L14
L32:
  movsbl (%rbx),%eax
  movsbl 0x1(%rbx),%edi
  lea    0x0(%rbp,%rbp,4),%edx
  add    $0x1,%rbx
  lea    -0x30(%rax,%rdx,2),%ebp
  test   %dil,%dil
  je     L51
L69:
  call   <isdigit@plt>
  test   %rax,%rax
  jne    L28
L14:
  mov    %ebp,(%r12)
  pop    %rbx
  mov    $0xffffffff,%eax
  pop    %rbp
  pop    %r12
  ret
  nopl   (%rax)
L51:
  mov    %ebp,(%r12)
  pop    %rbx
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
int atoul(char *str, unsigned int *pulValue) {
  unsigned int ulResult = 0;
  while (*str) {
    if (isdigit((int)*str)) {
      if ((ulResult < 429496729) || ((ulResult == 429496729) && (*str < '6'))) {
        ulResult = ulResult * 10 + (*str) - 48;
      } else {
        *pulValue = ulResult;
        return -1;
      }
    } else {
      *pulValue = ulResult;
      return -1;
    }
    str++;
  }
  *pulValue = ulResult;
  return 0;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<sum>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  movl   $0x0,-0x4(%rbp)
  jmp    L11
L1:
  mov    -0x1c(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  add    %eax,-0x4(%rbp)
  mov    -0x1c(%rbp),%eax
  mov    %eax,%edi
  call   <lowbit@plt>
  mov    -0x1c(%rbp),%edx
  mov    %eax,%ecx
  mov    %edx,%eax
  sub    %ecx,%eax
  mov    %eax,-0x1c(%rbp)
L11:
  cmpl   $0x0,-0x1c(%rbp)
  jg     L1
  mov    -0x4(%rbp),%eax
  leave
  ret
```

assistant: ```c
int sum(int *c, int end) {
  int sum = 0;
  while (end > 0) {
    sum += c[end];
    end -= lowbit(end);
  }
  return sum;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<sum>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  test   %esi,%esi
  jle    L2
  mov    %rdi,%r12
  mov    %esi,%ebx
  mov    $0x0,%ebp
L21:
  movslq %ebx,%rax
  add    (%r12,%rax,4),%ebp
  mov    %ebx,%edi
  call   <lowbit@plt>
  mov    %rax,%rdx
  mov    %ebx,%eax
  sub    %edx,%eax
  mov    %eax,%ebx
  test   %eax,%eax
  jg     L21
L22:
  mov    %ebp,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L2:
  mov    $0x0,%ebp
  jmp    L22
```

assistant: ```c
int sum(int *c, int end) {
  int sum = 0;
  while (end > 0) {
    sum += c[end];
    end -= lowbit(end);
  }
  return sum;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<sum>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  test   %esi,%esi
  jle    L5
  mov    %rdi,%rbp
  mov    %esi,%ebx
  xor    %r12d,%r12d
  nopl   0x0(%rax)
L4:
  movslq %ebx,%rax
  mov    %ebx,%edi
  add    0x0(%rbp,%rax,4),%r12d
  call   <lowbit@plt>
  sub    %eax,%ebx
  test   %ebx,%ebx
  jg     L4
  mov    %r12d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopl   (%rax)
L5:
  xor    %r12d,%r12d
  pop    %rbx
  pop    %rbp
  mov    %r12d,%eax
  pop    %r12
  ret
```

assistant: ```c
int sum(int *c, int end) {
  int sum = 0;
  while (end > 0) {
    sum += c[end];
    end -= lowbit(end);
  }
  return sum;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<sum>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  test   %esi,%esi
  jle    L0
  mov    %rdi,%rbp
  mov    %esi,%ebx
  xor    %r12d,%r12d
  nopl   0x0(%rax)
L10:
  movslq %ebx,%rax
  mov    %ebx,%edi
  add    0x0(%rbp,%rax,4),%r12d
  call   <lowbit@plt>
  sub    %eax,%ebx
  test   %ebx,%ebx
  jg     L10
  mov    %r12d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopl   (%rax)
L0:
  xor    %r12d,%r12d
  pop    %rbx
  pop    %rbp
  mov    %r12d,%eax
  pop    %r12
  ret
```

assistant: ```c
int sum(int *c, int end) {
  int sum = 0;
  while (end > 0) {
    sum += c[end];
    end -= lowbit(end);
  }
  return sum;
}
```