ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 请从给定的汇编指令推导出C源代码：

```asm
<sufmatch>:
  endbr64
  push   %r15
  mov    %rdi,%r15
  mov    %rsi,%rdi
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %rsi,0x10(%rsp)
  call   <strlen@plt>
  mov    (%r15),%rdi
  mov    %eax,0xc(%rsp)
  cltq
  mov    %rax,0x18(%rsp)
  test   %rdi,%rdi
  je     L51
  nopl   (%rax)
L41:
  call   <strlen@plt>
  mov    %eax,%r12d
  mov    0xc(%rsp),%eax
  or     %r12d,%eax
  js     L15
  mov    0x18(%rsp),%r13
  movslq %r12d,%rbx
  mov    %r12d,%r14d
  sub    %rbx,%r13
  add    0x10(%rsp),%r13
  jmp    L78
  xchg   %ax,%ax
L71:
  mov    0xc(%rsp),%eax
  sub    $0x1,%r14d
  sub    $0x1,%rbx
  add    %r14d,%eax
  cmp    %r12d,%eax
  js     L7
  test   %r14d,%r14d
  js     L7
L78:
  mov    (%r15),%rax
  movsbl (%rax,%rbx,1),%edi
  call   <tolower@plt>
  movsbl 0x0(%r13,%rbx,1),%edi
  mov    %rax,%rbp
  call   <tolower@plt>
  cmp    %rax,%rbp
  je     L71
L32:
  mov    0x8(%r15),%rdi
  add    $0x8,%r15
  test   %rdi,%rdi
  jne    L41
L51:
  add    $0x28,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L15:
  mov    %r12d,%r14d
  nopl   0x0(%rax)
L7:
  cmp    $0xffffffff,%r14d
  jne    L32
  add    $0x28,%rsp
  mov    $0x1,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
int sufmatch(const char **list, const char *what) {
  int i, j, k, lw;
  lw = strlen(what);
  for (i = 0; list[i]; i++) {
    for (j = strlen(list[i]), k = lw; j >= 0 && k >= 0; j--, k--)
      if (tolower(list[i][j]) != tolower(what[k]))
        break;
    if (j == -1)
      return 1;
  }
  return 0;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0xc(%rbp),%rdx
  lea    -0x10(%rbp),%rax
  mov    %rax,%rsi
  lea    D87(%rip),%rax
  mov    %rax,%rdi
  call   <scanf@plt>
  mov    -0x10(%rbp),%eax
  test   %eax,%eax
  jle    L56
  mov    -0xc(%rbp),%eax
  test   %eax,%eax
  jle    L20
  lea    D38(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  jmp    L46
L20:
  mov    -0xc(%rbp),%eax
  test   %eax,%eax
  jns    L110
  lea    D89(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  jmp    L46
L110:
  lea    D49(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  jmp    L46
L56:
  mov    -0x10(%rbp),%eax
  test   %eax,%eax
  jns    L14
  mov    -0xc(%rbp),%eax
  test   %eax,%eax
  jle    L61
  lea    D70(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  jmp    L46
L61:
  mov    -0xc(%rbp),%eax
  test   %eax,%eax
  jns    L89
  lea    D42(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  jmp    L46
L89:
  lea    D49(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  jmp    L46
L14:
  mov    -0xc(%rbp),%eax
  test   %eax,%eax
  jg     L82
  mov    -0xc(%rbp),%eax
  test   %eax,%eax
  jns    L60
L82:
  lea    D50(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  jmp    L46
L60:
  lea    D30(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
L46:
  mov    $0x0,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L3
  call   <__stack_chk_fail@plt>
L3:
  leave
  ret
```

tool_calls: name: retrieve_data
arguments: data_label: D87
type: string
name: retrieve_data
arguments: data_label: D38
type: string
name: retrieve_data
arguments: data_label: D89
type: string
name: retrieve_data
arguments: data_label: D49
type: string
name: retrieve_data
arguments: data_label: D70
type: string
name: retrieve_data
arguments: data_label: D42
type: string
name: retrieve_data
arguments: data_label: D50
type: string
name: retrieve_data
arguments: data_label: D30
type: string

tool: D87: %d%d

tool: D38: primeiro


tool: D89: quarto


tool: D49: eixo x


tool: D70: segundo


tool: D42: terceiro


tool: D50: eixo y


tool: D30: origem


assistant: ```c
int main() {
  int x, y;
  scanf("%d%d", &x, &y);
  if (x > 0) {
    if (y > 0) {
      printf("primeiro\n");
    } else if (y < 0) {
      printf("quarto\n");
    } else {
      printf("eixo x\n");
    }
  } else if (x < 0) {
    if (y > 0) {
      printf("segundo\n");
    } else if (y < 0) {
      printf("terceiro\n");
    } else {
      printf("eixo x\n");
    }
  } else {
    if (y > 0 || y < 0) {
      printf("eixo y\n");
    } else {
      printf("origem\n");
    }
  }
  return 0;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<main>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rdx
  mov    %rsp,%rsi
  lea    D13(%rip),%rdi
  call   <scanf@plt>
  mov    (%rsp),%eax
  test   %eax,%eax
  jle    L11
  mov    0x4(%rsp),%eax
  test   %eax,%eax
  jg     L123
  js     L43
  lea    D78(%rip),%rdi
  call   <printf@plt>
  jmp    L4
L123:
  lea    D24(%rip),%rdi
  call   <printf@plt>
L4:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L125
  mov    $0x0,%eax
  add    $0x18,%rsp
  ret
L43:
  lea    D31(%rip),%rdi
  call   <printf@plt>
  jmp    L4
L11:
  js     L128
  cmpl   $0x0,0x4(%rsp)
  je     L50
  lea    D25(%rip),%rdi
  call   <printf@plt>
  jmp    L4
L128:
  mov    0x4(%rsp),%eax
  test   %eax,%eax
  jg     L121
  js     L138
  lea    D78(%rip),%rdi
  call   <printf@plt>
  jmp    L4
L121:
  lea    D3(%rip),%rdi
  call   <printf@plt>
  jmp    L4
L138:
  lea    D10(%rip),%rdi
  call   <printf@plt>
  jmp    L4
L50:
  lea    D50(%rip),%rdi
  call   <printf@plt>
  jmp    L4
L125:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: label: D13
datatype: string
name: disassemble_data
arguments: label: D78
datatype: string
name: disassemble_data
arguments: label: D24
datatype: string
name: disassemble_data
arguments: label: D31
datatype: string
name: disassemble_data
arguments: label: D25
datatype: string
name: disassemble_data
arguments: label: D3
datatype: string
name: disassemble_data
arguments: label: D10
datatype: string
name: disassemble_data
arguments: label: D50
datatype: string

tool: D13: %d%d

tool: D78: eixo x


tool: D24: primeiro


tool: D31: quarto


tool: D25: eixo y


tool: D3: segundo


tool: D10: terceiro


tool: D50: origem


assistant: ```c
int main() {
  int x, y;
  scanf("%d%d", &x, &y);
  if (x > 0) {
    if (y > 0) {
      printf("primeiro\n");
    } else if (y < 0) {
      printf("quarto\n");
    } else {
      printf("eixo x\n");
    }
  } else if (x < 0) {
    if (y > 0) {
      printf("segundo\n");
    } else if (y < 0) {
      printf("terceiro\n");
    } else {
      printf("eixo x\n");
    }
  } else {
    if (y > 0 || y < 0) {
      printf("eixo y\n");
    } else {
      printf("origem\n");
    }
  }
  return 0;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<main>:
  endbr64
  sub    $0x18,%rsp
  lea    D40(%rip),%rdi
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rdx
  mov    %rsp,%rsi
  call   <scanf@plt>
  mov    (%rsp),%eax
  test   %eax,%eax
  jle    L36
  cmpl   $0x0,0x4(%rsp)
  jg     L41
  je     L78
  lea    D51(%rip),%rdi
  call   <printf@plt>
  jmp    L130
L41:
  lea    D32(%rip),%rdi
  call   <printf@plt>
L130:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L83
  xor    %eax,%eax
  add    $0x18,%rsp
  ret
L78:
  lea    D14(%rip),%rdi
  call   <printf@plt>
  jmp    L130
L36:
  mov    0x4(%rsp),%eax
  je     L60
  test   %eax,%eax
  jg     L110
  je     L78
  lea    D69(%rip),%rdi
  call   <printf@plt>
  jmp    L130
L60:
  test   %eax,%eax
  je     L84
  lea    D18(%rip),%rdi
  call   <printf@plt>
  jmp    L130
L84:
  lea    D20(%rip),%rdi
  call   <printf@plt>
  jmp    L130
L110:
  lea    D54(%rip),%rdi
  call   <printf@plt>
  jmp    L130
L83:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: data_label: D40
type_guessed: string
name: disassemble_data
arguments: data_label: D51
type_guessed: string
name: disassemble_data
arguments: data_label: D32
type_guessed: string
name: disassemble_data
arguments: data_label: D14
type_guessed: string
name: disassemble_data
arguments: data_label: D69
type_guessed: string
name: disassemble_data
arguments: data_label: D18
type_guessed: string
name: disassemble_data
arguments: data_label: D20
type_guessed: string
name: disassemble_data
arguments: data_label: D54
type_guessed: string

tool: D40: %d%d

tool: D51: quarto


tool: D32: primeiro


tool: D14: eixo x


tool: D69: terceiro


tool: D18: eixo y


tool: D20: origem


tool: D54: segundo


assistant: ```c
int main() {
  int x, y;
  scanf("%d%d", &x, &y);
  if (x > 0) {
    if (y > 0) {
      printf("primeiro\n");
    } else if (y < 0) {
      printf("quarto\n");
    } else {
      printf("eixo x\n");
    }
  } else if (x < 0) {
    if (y > 0) {
      printf("segundo\n");
    } else if (y < 0) {
      printf("terceiro\n");
    } else {
      printf("eixo x\n");
    }
  } else {
    if (y > 0 || y < 0) {
      printf("eixo y\n");
    } else {
      printf("origem\n");
    }
  }
  return 0;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<main>:
  endbr64
  sub    $0x18,%rsp
  lea    D12(%rip),%rdi
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rdx
  mov    %rsp,%rsi
  call   <scanf@plt>
  mov    (%rsp),%eax
  test   %eax,%eax
  jle    L52
  cmpl   $0x0,0x4(%rsp)
  jg     L57
  je     L99
  lea    D22(%rip),%rdi
  call   <printf@plt>
  jmp    L87
L57:
  lea    D73(%rip),%rdi
  call   <printf@plt>
L87:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L132
  xor    %eax,%eax
  add    $0x18,%rsp
  ret
L99:
  lea    D35(%rip),%rdi
  call   <printf@plt>
  jmp    L87
L52:
  mov    0x4(%rsp),%eax
  je     L77
  test   %eax,%eax
  jg     L133
  je     L99
  lea    D74(%rip),%rdi
  call   <printf@plt>
  jmp    L87
L77:
  test   %eax,%eax
  je     L8
  lea    D26(%rip),%rdi
  call   <printf@plt>
  jmp    L87
L8:
  lea    D72(%rip),%rdi
  call   <printf@plt>
  jmp    L87
L133:
  lea    D19(%rip),%rdi
  call   <printf@plt>
  jmp    L87
L132:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: data_tag: D12
type_infered: string
name: parse_data
arguments: data_tag: D22
type_infered: string
name: parse_data
arguments: data_tag: D73
type_infered: string
name: parse_data
arguments: data_tag: D35
type_infered: string
name: parse_data
arguments: data_tag: D74
type_infered: string
name: parse_data
arguments: data_tag: D26
type_infered: string
name: parse_data
arguments: data_tag: D72
type_infered: string
name: parse_data
arguments: data_tag: D19
type_infered: string

tool: D12: %d%d

tool: D22: quarto


tool: D73: primeiro


tool: D35: eixo x


tool: D74: terceiro


tool: D26: eixo y


tool: D72: origem


tool: D19: segundo


assistant: ```c
int main() {
  int x, y;
  scanf("%d%d", &x, &y);
  if (x > 0) {
    if (y > 0) {
      printf("primeiro\n");
    } else if (y < 0) {
      printf("quarto\n");
    } else {
      printf("eixo x\n");
    }
  } else if (x < 0) {
    if (y > 0) {
      printf("segundo\n");
    } else if (y < 0) {
      printf("terceiro\n");
    } else {
      printf("eixo x\n");
    }
  } else {
    if (y > 0 || y < 0) {
      printf("eixo y\n");
    } else {
      printf("origem\n");
    }
  }
  return 0;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<cec_ops_vendor_command>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %rdx,-0x18(%rbp)
  mov    -0x8(%rbp),%rax
  mov    (%rax),%eax
  lea    -0x2(%rax),%edx
  mov    -0x10(%rbp),%rax
  mov    %edx,(%rax)
  mov    -0x10(%rbp),%rax
  mov    (%rax),%eax
  cmp    $0xe,%eax
  jle    L1
  mov    -0x10(%rbp),%rax
  movl   $0xe,(%rax)
L1:
  mov    -0x8(%rbp),%rax
  mov    0x8(%rax),%rax
  lea    0x8(%rax),%rdx
  mov    -0x18(%rbp),%rax
  mov    %rdx,(%rax)
  nop
  pop    %rbp
  ret
```

assistant: ```c
void cec_ops_vendor_command(const struct cec_msg *msg, __u8 *size, const __u8 **vendor_cmd) {
  *size = msg->len - 2;
  if (*size > 14)
    *size = 14;
  *vendor_cmd = msg->msg + 2;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<cec_ops_vendor_command>:
  endbr64
  mov    %rdx,%rcx
  mov    (%rdi),%eax
  sub    $0x2,%eax
  mov    $0xe,%edx
  cmp    %edx,%eax
  cmovg  %edx,%eax
  mov    %eax,(%rsi)
  mov    0x8(%rdi),%rax
  add    $0x8,%rax
  mov    %rax,(%rcx)
  ret
```

assistant: ```c
void cec_ops_vendor_command(const struct cec_msg *msg, __u8 *size, const __u8 **vendor_cmd) {
  *size = msg->len - 2;
  if (*size > 14)
    *size = 14;
  *vendor_cmd = msg->msg + 2;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<cec_ops_vendor_command>:
  endbr64
  mov    (%rdi),%eax
  mov    %rdx,%r8
  mov    $0xe,%edx
  sub    $0x2,%eax
  cmp    %edx,%eax
  cmovg  %edx,%eax
  mov    %eax,(%rsi)
  mov    0x8(%rdi),%rax
  add    $0x8,%rax
  mov    %rax,(%r8)
  ret
```

assistant: ```c
void cec_ops_vendor_command(const struct cec_msg *msg, __u8 *size, const __u8 **vendor_cmd) {
  *size = msg->len - 2;
  if (*size > 14)
    *size = 14;
  *vendor_cmd = msg->msg + 2;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<cec_ops_vendor_command>:
  endbr64
  mov    (%rdi),%eax
  mov    %rdx,%r8
  mov    $0xe,%edx
  sub    $0x2,%eax
  cmp    %edx,%eax
  cmovg  %edx,%eax
  mov    %eax,(%rsi)
  mov    0x8(%rdi),%rax
  add    $0x8,%rax
  mov    %rax,(%r8)
  ret
```

assistant: ```c
void cec_ops_vendor_command(const struct cec_msg *msg, __u8 *size, const __u8 **vendor_cmd) {
  *size = msg->len - 2;
  if (*size > 14)
    *size = 14;
  *vendor_cmd = msg->msg + 2;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<max_profit_stock>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  cmpl   $0x0,-0x1c(%rbp)
  jg     L18
  mov    $0x0,%eax
  jmp    L5
L18:
  mov    -0x18(%rbp),%rax
  mov    (%rax),%eax
  mov    %eax,-0xc(%rbp)
  movl   $0x0,-0x8(%rbp)
  movl   $0x1,-0x4(%rbp)
  jmp    L39
L1:
  mov    -0x4(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  sub    -0xc(%rbp),%eax
  mov    -0x8(%rbp),%edx
  cmp    %eax,%edx
  cmovge %edx,%eax
  mov    %eax,-0x8(%rbp)
  mov    -0x4(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  mov    -0xc(%rbp),%edx
  cmp    %eax,%edx
  cmovle %edx,%eax
  mov    %eax,-0xc(%rbp)
  addl   $0x1,-0x4(%rbp)
L39:
  mov    -0x4(%rbp),%eax
  cmp    -0x1c(%rbp),%eax
  jl     L1
  mov    -0x8(%rbp),%eax
L5:
  pop    %rbp
  ret
```

assistant: ```c
int max_profit_stock(int *prices, int prices_size) {
  if (prices_size <= 0) {
    return 0;
  }
  int min_price, max_profit, i;
  min_price = prices[0];
  max_profit = 0;
  for (i = 1; i < prices_size; ++i) {
    max_profit = (((max_profit) < (prices[i] - min_price)) ? (prices[i] - min_price) : (max_profit));
    min_price = (((min_price) > (prices[i])) ? (prices[i]) : (min_price));
  }
  return max_profit;
}
```
user: What is the c source code of the assembly code below?

```asm
<max_profit_stock>:
  endbr64
  mov    $0x0,%r8d
  test   %esi,%esi
  jle    L39
  mov    (%rdi),%eax
  cmp    $0x1,%esi
  jle    L38
  lea    0x4(%rdi),%rdx
  lea    -0x2(%rsi),%ecx
  lea    0x8(%rdi,%rcx,4),%rdi
L12:
  mov    (%rdx),%ecx
  mov    %ecx,%esi
  sub    %eax,%esi
  cmp    %esi,%r8d
  cmovl  %esi,%r8d
  cmp    %ecx,%eax
  cmovg  %ecx,%eax
  add    $0x4,%rdx
  cmp    %rdi,%rdx
  jne    L12
L39:
  mov    %r8d,%eax
  ret
L38:
  mov    $0x0,%r8d
  jmp    L39
```

assistant: ```c
int max_profit_stock(int *prices, int prices_size) {
  if (prices_size <= 0) {
    return 0;
  }
  int min_price, max_profit, i;
  min_price = prices[0];
  max_profit = 0;
  for (i = 1; i < prices_size; ++i) {
    max_profit = (((max_profit) < (prices[i] - min_price)) ? (prices[i] - min_price) : (max_profit));
    min_price = (((min_price) > (prices[i])) ? (prices[i]) : (min_price));
  }
  return max_profit;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<max_profit_stock>:
  endbr64
  xor    %r8d,%r8d
  test   %esi,%esi
  jle    L3
  mov    (%rdi),%eax
  cmp    $0x1,%esi
  je     L3
  lea    -0x2(%rsi),%ecx
  lea    0x4(%rdi),%rdx
  lea    0x8(%rdi,%rcx,4),%rdi
  xchg   %ax,%ax
L9:
  mov    (%rdx),%ecx
  mov    %ecx,%esi
  sub    %eax,%esi
  cmp    %esi,%r8d
  cmovl  %esi,%r8d
  cmp    %ecx,%eax
  cmovg  %ecx,%eax
  add    $0x4,%rdx
  cmp    %rdi,%rdx
  jne    L9
L3:
  mov    %r8d,%eax
  ret
```

assistant: ```c
int max_profit_stock(int *prices, int prices_size) {
  if (prices_size <= 0) {
    return 0;
  }
  int min_price, max_profit, i;
  min_price = prices[0];
  max_profit = 0;
  for (i = 1; i < prices_size; ++i) {
    max_profit = (((max_profit) < (prices[i] - min_price)) ? (prices[i] - min_price) : (max_profit));
    min_price = (((min_price) > (prices[i])) ? (prices[i]) : (min_price));
  }
  return max_profit;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<max_profit_stock>:
  endbr64
  xor    %r8d,%r8d
  test   %esi,%esi
  jle    L6
  mov    (%rdi),%eax
  cmp    $0x1,%esi
  je     L6
  lea    -0x2(%rsi),%ecx
  lea    0x4(%rdi),%rdx
  lea    0x8(%rdi,%rcx,4),%rdi
  xchg   %ax,%ax
L24:
  mov    (%rdx),%ecx
  mov    %ecx,%esi
  sub    %eax,%esi
  cmp    %esi,%r8d
  cmovl  %esi,%r8d
  cmp    %ecx,%eax
  cmovg  %ecx,%eax
  add    $0x4,%rdx
  cmp    %rdx,%rdi
  jne    L24
L6:
  mov    %r8d,%eax
  ret
```

assistant: ```c
int max_profit_stock(int *prices, int prices_size) {
  if (prices_size <= 0) {
    return 0;
  }
  int min_price, max_profit, i;
  min_price = prices[0];
  max_profit = 0;
  for (i = 1; i < prices_size; ++i) {
    max_profit = (((max_profit) < (prices[i] - min_price)) ? (prices[i] - min_price) : (max_profit));
    min_price = (((min_price) > (prices[i])) ? (prices[i]) : (min_price));
  }
  return max_profit;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<test>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  movl   $0x1,-0x8(%rbp)
  jmp    L2
L33:
  movl   $0x1,-0x4(%rbp)
  jmp    L27
L17:
  mov    $0x1,%edi
  call   <hash@plt>
  mov    -0x4(%rbp),%eax
  mov    %eax,%edi
  call   <hash@plt>
  mov    -0x8(%rbp),%eax
  mov    %eax,%edi
  call   <hash@plt>
  addl   $0x1,-0x4(%rbp)
L27:
  mov    -0x4(%rbp),%eax
  cmp    -0x8(%rbp),%eax
  jle    L17
  addl   $0x1,-0x8(%rbp)
L2:
  mov    -0x8(%rbp),%eax
  cmp    -0x14(%rbp),%eax
  jle    L33
  nop
  nop
  leave
  ret
```

assistant: ```c
void test(int M) {
  int c1, c2;
  int i, j;
  for (c1 = 1; c1 <= M; c1++) {
    for (c2 = 1; c2 <= c1; c2++) {
      {
        hash(1);
        hash(c2);
        hash(c1);
      };
    }
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<test>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %edi,%r12d
  mov    $0x1,%ebp
  test   %edi,%edi
  jg     L26
L19:
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L29:
  mov    $0x1,%edi
  call   <hash@plt>
  mov    %ebx,%edi
  call   <hash@plt>
  mov    %ebp,%edi
  call   <hash@plt>
  add    $0x1,%ebx
  cmp    %ebp,%ebx
  jle    L29
L42:
  add    $0x1,%ebp
  cmp    %ebp,%r12d
  jl     L19
L26:
  mov    $0x1,%ebx
  test   %ebp,%ebp
  jg     L29
  jmp    L42
```

assistant: ```c
void test(int M) {
  int c1, c2;
  int i, j;
  for (c1 = 1; c1 <= M; c1++) {
    for (c2 = 1; c2 <= c1; c2++) {
      {
        hash(1);
        hash(c2);
        hash(c1);
      };
    }
  }
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<test>:
  endbr64
  test   %edi,%edi
  jle    L24
  push   %r12
  mov    %edi,%r12d
  push   %rbp
  mov    $0x1,%ebp
  push   %rbx
  nopl   0x0(%rax)
L21:
  mov    $0x1,%ebx
  nopl   (%rax)
L13:
  mov    $0x1,%edi
  call   <hash@plt>
  mov    %ebx,%edi
  add    $0x1,%ebx
  call   <hash@plt>
  mov    %ebp,%edi
  call   <hash@plt>
  cmp    %ebx,%ebp
  jge    L13
  add    $0x1,%ebp
  cmp    %ebp,%r12d
  jge    L21
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L24:
  ret
```

assistant: ```c
void test(int M) {
  int c1, c2;
  int i, j;
  for (c1 = 1; c1 <= M; c1++) {
    for (c2 = 1; c2 <= c1; c2++) {
      {
        hash(1);
        hash(c2);
        hash(c1);
      };
    }
  }
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<test>:
  endbr64
  test   %edi,%edi
  jle    L3
  push   %r12
  mov    %edi,%r12d
  push   %rbp
  mov    $0x1,%ebp
  push   %rbx
  nopl   0x0(%rax)
L1:
  mov    $0x1,%ebx
  nopl   (%rax)
L16:
  mov    $0x1,%edi
  call   <hash@plt>
  mov    %ebx,%edi
  add    $0x1,%ebx
  call   <hash@plt>
  mov    %ebp,%edi
  call   <hash@plt>
  cmp    %ebx,%ebp
  jge    L16
  add    $0x1,%ebp
  cmp    %ebp,%r12d
  jge    L1
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L3:
  ret
```

assistant: ```c
void test(int M) {
  int c1, c2;
  int i, j;
  for (c1 = 1; c1 <= M; c1++) {
    for (c2 = 1; c2 <= c1; c2++) {
      {
        hash(1);
        hash(c2);
        hash(c1);
      };
    }
  }
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<__hsail_firstbit_s32>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  cmpl   $0x0,-0x14(%rbp)
  jns    L5
  mov    -0x14(%rbp),%eax
  not    %eax
  jmp    L19
L5:
  mov    -0x14(%rbp),%eax
L19:
  mov    %eax,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  mov    %eax,%edi
  call   <__hsail_firstbit_u32@plt>
  leave
  ret
```

assistant: ```c
uint32_t __hsail_firstbit_s32(int32_t src0) {
  uint32_t converted = src0 >= 0 ? src0 : ~src0;
  return __hsail_firstbit_u32(converted);
}
```
user: Translate the below assembly code into C programming language:

```asm
<__hsail_firstbit_s32>:
  endbr64
  sub    $0x8,%rsp
  mov    %edi,%eax
  sar    $0x1f,%edi
  xor    %eax,%edi
  call   <__hsail_firstbit_u32@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
uint32_t __hsail_firstbit_s32(int32_t src0) {
  uint32_t converted = src0 >= 0 ? src0 : ~src0;
  return __hsail_firstbit_u32(converted);
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<__hsail_firstbit_s32>:
  endbr64
  mov    %edi,%r8d
  sar    $0x1f,%edi
  xor    %r8d,%edi
  jmp    1050 <__hsail_firstbit_u32@plt>
```

assistant: ```c
uint32_t __hsail_firstbit_s32(int32_t src0) {
  uint32_t converted = src0 >= 0 ? src0 : ~src0;
  return __hsail_firstbit_u32(converted);
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<_nas_timer_sub>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %rdx,-0x18(%rbp)
  mov    -0x10(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <_nas_timer_cmp@plt>
  test   %rax,%rax
  jle    L6
  mov    -0x8(%rbp),%rax
  mov    0x8(%rax),%rdx
  mov    -0x10(%rbp),%rax
  mov    0x8(%rax),%rax
  sub    %rax,%rdx
  mov    -0x18(%rbp),%rax
  mov    %rdx,0x8(%rax)
  mov    -0x8(%rbp),%rax
  mov    (%rax),%rdx
  mov    -0x10(%rbp),%rax
  mov    (%rax),%rax
  sub    %rax,%rdx
  mov    -0x18(%rbp),%rax
  mov    %rdx,(%rax)
  mov    -0x18(%rbp),%rax
  mov    (%rax),%rax
  test   %rax,%rax
  jns    L0
  mov    -0x18(%rbp),%rax
  mov    0x8(%rax),%rax
  lea    -0x1(%rax),%rdx
  mov    -0x18(%rbp),%rax
  mov    %rdx,0x8(%rax)
  mov    -0x18(%rbp),%rax
  mov    (%rax),%rax
  lea    0xf4240(%rax),%rdx
  mov    -0x18(%rbp),%rax
  mov    %rdx,(%rax)
L0:
  mov    $0x0,%eax
  jmp    L12
L6:
  mov    $0xffffffff,%eax
L12:
  leave
  ret
```

assistant: ```c
int _nas_timer_sub(const struct timeval *a, const struct timeval *b, struct timeval *result) {
  if (_nas_timer_cmp(a, b) > 0) {
    result->tv_sec = a->tv_sec - b->tv_sec;
    result->tv_usec = a->tv_usec - b->tv_usec;
    if (result->tv_usec < 0) {
      result->tv_sec--;
      result->tv_usec += 1000000;
    }
    return 0;
  }
  return -1;
}
```