ylfeng/ReF-Decompile-dataset huggingface dataset:
user: Demonstrate the C code that generates the assembly output below:

```asm
<main>:
  endbr64
  push   %rbx
  mov    %rsi,%rbx
  cmp    $0x1,%edi
  jle    L13
L10:
  mov    0x8(%rbx),%rdi
  call   <my_readdir@plt>
  test   %rax,%rax
  js     L32
L24:
  xor    %eax,%eax
  pop    %rbx
  ret
L13:
  mov    (%rsi),%rsi
  lea    D4(%rip),%rdi
  call   <printf@plt>
  mov    $0x1,%edi
  call   <exit@plt>
  jmp    L10
L32:
  mov    $0x1,%edi
  call   <exit@plt>
  jmp    L24
```

tool_calls: name: retrieve_data
arguments: label: D4
type_guessed: string

tool: D4: usage: %s <target path>


assistant: ```c
int main(int argc, char *argv[]) {
  if (argc < 2) {
    printf("usage: %s <target path>\n", argv[0]);
    exit(1);
  }
  if (my_readdir(argv[1]) < 0) {
    exit(1);
  }
  return 0;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<CG_SetChatCvars>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x50,%rsp
  mov    %edi,-0x34(%rbp)
  mov    %esi,-0x38(%rbp)
  mov    %rdx,-0x40(%rbp)
  mov    %ecx,-0x44(%rbp)
  mov    %r8d,-0x48(%rbp)
  mov    %r9d,-0x4c(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    D46(%rip),%rax
  mov    %rax,%rsi
  lea    D60(%rip),%rax
  mov    %rax,%rdi
  call   <trap_Cvar_ForceSet@plt>
  mov    -0x40(%rbp),%rax
  mov    %rax,%rsi
  lea    D72(%rip),%rax
  mov    %rax,%rdi
  call   <trap_Cvar_ForceSet@plt>
  mov    -0x34(%rbp),%edx
  mov    0x10(%rbp),%eax
  add    %eax,%edx
  lea    -0x30(%rbp),%rax
  mov    %edx,%ecx
  lea    D54(%rip),%rdx
  mov    $0x20,%esi
  mov    %rax,%rdi
  call   <Q_snprintfz@plt>
  lea    -0x30(%rbp),%rax
  mov    %rax,%rsi
  lea    D64(%rip),%rax
  mov    %rax,%rdi
  call   <trap_Cvar_ForceSet@plt>
  mov    -0x38(%rbp),%edx
  mov    -0x4c(%rbp),%eax
  add    %edx,%eax
  sub    0x18(%rbp),%eax
  sub    -0x44(%rbp),%eax
  mov    %eax,%edx
  lea    -0x30(%rbp),%rax
  mov    %edx,%ecx
  lea    D54(%rip),%rdx
  mov    $0x20,%esi
  mov    %rax,%rdi
  call   <Q_snprintfz@plt>
  lea    -0x30(%rbp),%rax
  mov    %rax,%rsi
  lea    D79(%rip),%rax
  mov    %rax,%rdi
  call   <trap_Cvar_ForceSet@plt>
  mov    -0x48(%rbp),%eax
  sub    0x10(%rbp),%eax
  mov    %eax,%edx
  lea    -0x30(%rbp),%rax
  mov    %edx,%ecx
  lea    D54(%rip),%rdx
  mov    $0x20,%esi
  mov    %rax,%rdi
  call   <Q_snprintfz@plt>
  lea    -0x30(%rbp),%rax
  mov    %rax,%rsi
  lea    D65(%rip),%rax
  mov    %rax,%rdi
  call   <trap_Cvar_ForceSet@plt>
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L8
  call   <__stack_chk_fail@plt>
L8:
  leave
  ret
```

tool_calls: name: read_data
arguments: tag: D46
type_infered: string
name: read_data
arguments: tag: D60
type_infered: string
name: read_data
arguments: tag: D72
type_infered: string
name: read_data
arguments: tag: D54
type_infered: string
name: read_data
arguments: tag: D64
type_infered: string
name: read_data
arguments: tag: D79
type_infered: string
name: read_data
arguments: tag: D65
type_infered: string

tool: D46: 1

tool: D60: con_chatCGame

tool: D72: con_chatFont

tool: D54: %i

tool: D64: con_chatX

tool: D79: con_chatY

tool: D65: con_chatWidth

assistant: ```c
void CG_SetChatCvars(int x, int y, char *fontName, int font_height, int width, int height, int padding_x, int padding_y) {
  char tstr[32];
  trap_Cvar_ForceSet("con_chatCGame", "1");
  trap_Cvar_ForceSet("con_chatFont", fontName);
  Q_snprintfz(tstr, sizeof(tstr), "%i", x + padding_x);
  trap_Cvar_ForceSet("con_chatX", tstr);
  Q_snprintfz(tstr, sizeof(tstr), "%i", y + height - padding_y - font_height);
  trap_Cvar_ForceSet("con_chatY", tstr);
  Q_snprintfz(tstr, sizeof(tstr), "%i", width - padding_x);
  trap_Cvar_ForceSet("con_chatWidth", tstr);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<CG_SetChatCvars>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x38,%rsp
  mov    %edi,%ebp
  mov    %esi,%ebx
  mov    %rdx,%r13
  mov    %ecx,%r14d
  mov    %r8d,%r12d
  mov    %r9d,%r15d
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  lea    D56(%rip),%rsi
  lea    D17(%rip),%rdi
  call   <trap_Cvar_ForceSet@plt>
  mov    %r13,%rsi
  lea    D32(%rip),%rdi
  call   <trap_Cvar_ForceSet@plt>
  mov    %ebp,%ecx
  add    0x70(%rsp),%ecx
  mov    %rsp,%rbp
  lea    D1(%rip),%r13
  mov    %r13,%rdx
  mov    $0x20,%esi
  mov    %rbp,%rdi
  call   <Q_snprintfz@plt>
  mov    %rbp,%rsi
  lea    D46(%rip),%rdi
  call   <trap_Cvar_ForceSet@plt>
  lea    (%rbx,%r15,1),%ecx
  sub    0x78(%rsp),%ecx
  sub    %r14d,%ecx
  mov    %r13,%rdx
  mov    $0x20,%esi
  mov    %rbp,%rdi
  call   <Q_snprintfz@plt>
  mov    %rbp,%rsi
  lea    D61(%rip),%rdi
  call   <trap_Cvar_ForceSet@plt>
  mov    %r12d,%ecx
  sub    0x70(%rsp),%ecx
  mov    %r13,%rdx
  mov    $0x20,%esi
  mov    %rbp,%rdi
  call   <Q_snprintfz@plt>
  mov    %rbp,%rsi
  lea    D34(%rip),%rdi
  call   <trap_Cvar_ForceSet@plt>
  mov    0x28(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L1
  add    $0x38,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L1:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: label: D56
type_guessed: string
name: read_data
arguments: label: D17
type_guessed: string
name: read_data
arguments: label: D32
type_guessed: string
name: read_data
arguments: label: D1
type_guessed: string
name: read_data
arguments: label: D46
type_guessed: string
name: read_data
arguments: label: D61
type_guessed: string
name: read_data
arguments: label: D34
type_guessed: string

tool: D56: 1

tool: D17: con_chatCGame

tool: D32: con_chatFont

tool: D1: %i

tool: D46: con_chatX

tool: D61: con_chatY

tool: D34: con_chatWidth

assistant: ```c
void CG_SetChatCvars(int x, int y, char *fontName, int font_height, int width, int height, int padding_x, int padding_y) {
  char tstr[32];
  trap_Cvar_ForceSet("con_chatCGame", "1");
  trap_Cvar_ForceSet("con_chatFont", fontName);
  Q_snprintfz(tstr, sizeof(tstr), "%i", x + padding_x);
  trap_Cvar_ForceSet("con_chatX", tstr);
  Q_snprintfz(tstr, sizeof(tstr), "%i", y + height - padding_y - font_height);
  trap_Cvar_ForceSet("con_chatY", tstr);
  Q_snprintfz(tstr, sizeof(tstr), "%i", width - padding_x);
  trap_Cvar_ForceSet("con_chatWidth", tstr);
}
```
user: Translate the below assembly code into C programming language:

```asm
<CG_SetChatCvars>:
  endbr64
  push   %r15
  mov    %rdx,%r15
  push   %r14
  mov    %r9d,%r14d
  push   %r13
  mov    %ecx,%r13d
  push   %r12
  mov    %r8d,%r12d
  push   %rbp
  mov    %edi,%ebp
  lea    D62(%rip),%rdi
  push   %rbx
  mov    %esi,%ebx
  lea    D24(%rip),%rsi
  sub    $0x38,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  call   <trap_Cvar_ForceSet@plt>
  mov    %r15,%rsi
  lea    D33(%rip),%rdi
  lea    D68(%rip),%r15
  call   <trap_Cvar_ForceSet@plt>
  mov    0x70(%rsp),%ecx
  mov    %r15,%rdx
  mov    $0x20,%esi
  add    %ebp,%ecx
  mov    %rsp,%rbp
  mov    %rbp,%rdi
  call   <Q_snprintfz@plt>
  mov    %rbp,%rsi
  lea    D36(%rip),%rdi
  call   <trap_Cvar_ForceSet@plt>
  lea    (%rbx,%r14,1),%ecx
  sub    0x78(%rsp),%ecx
  mov    %r15,%rdx
  sub    %r13d,%ecx
  mov    $0x20,%esi
  mov    %rbp,%rdi
  call   <Q_snprintfz@plt>
  mov    %rbp,%rsi
  lea    D60(%rip),%rdi
  call   <trap_Cvar_ForceSet@plt>
  mov    $0x20,%esi
  mov    %rbp,%rdi
  mov    %r12d,%ecx
  mov    %r15,%rdx
  sub    0x70(%rsp),%ecx
  call   <Q_snprintfz@plt>
  mov    %rbp,%rsi
  lea    D25(%rip),%rdi
  call   <trap_Cvar_ForceSet@plt>
  mov    0x28(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L0
  add    $0x38,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L0:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: data_tag: D62
datatype: string
name: retrieve_data
arguments: data_tag: D24
datatype: string
name: retrieve_data
arguments: data_tag: D33
datatype: string
name: retrieve_data
arguments: data_tag: D68
datatype: string
name: retrieve_data
arguments: data_tag: D36
datatype: string
name: retrieve_data
arguments: data_tag: D60
datatype: string
name: retrieve_data
arguments: data_tag: D25
datatype: string

tool: D62: con_chatCGame

tool: D24: 1

tool: D33: con_chatFont

tool: D68: %i

tool: D36: con_chatX

tool: D60: con_chatY

tool: D25: con_chatWidth

assistant: ```c
void CG_SetChatCvars(int x, int y, char *fontName, int font_height, int width, int height, int padding_x, int padding_y) {
  char tstr[32];
  trap_Cvar_ForceSet("con_chatCGame", "1");
  trap_Cvar_ForceSet("con_chatFont", fontName);
  Q_snprintfz(tstr, sizeof(tstr), "%i", x + padding_x);
  trap_Cvar_ForceSet("con_chatX", tstr);
  Q_snprintfz(tstr, sizeof(tstr), "%i", y + height - padding_y - font_height);
  trap_Cvar_ForceSet("con_chatY", tstr);
  Q_snprintfz(tstr, sizeof(tstr), "%i", width - padding_x);
  trap_Cvar_ForceSet("con_chatWidth", tstr);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<CG_SetChatCvars>:
  endbr64
  push   %r15
  mov    %rdx,%r15
  push   %r14
  mov    %r9d,%r14d
  push   %r13
  mov    %ecx,%r13d
  push   %r12
  mov    %r8d,%r12d
  push   %rbp
  mov    %edi,%ebp
  lea    D29(%rip),%rdi
  push   %rbx
  mov    %esi,%ebx
  lea    D35(%rip),%rsi
  sub    $0x38,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  call   <trap_Cvar_ForceSet@plt>
  mov    %r15,%rsi
  lea    D25(%rip),%rdi
  lea    D44(%rip),%r15
  call   <trap_Cvar_ForceSet@plt>
  mov    0x70(%rsp),%ecx
  mov    %r15,%rdx
  mov    $0x20,%esi
  add    %ebp,%ecx
  mov    %rsp,%rbp
  mov    %rbp,%rdi
  call   <Q_snprintfz@plt>
  mov    %rbp,%rsi
  lea    D51(%rip),%rdi
  call   <trap_Cvar_ForceSet@plt>
  lea    (%rbx,%r14,1),%ecx
  sub    0x78(%rsp),%ecx
  mov    %r15,%rdx
  sub    %r13d,%ecx
  mov    $0x20,%esi
  mov    %rbp,%rdi
  call   <Q_snprintfz@plt>
  mov    %rbp,%rsi
  lea    D56(%rip),%rdi
  call   <trap_Cvar_ForceSet@plt>
  mov    $0x20,%esi
  mov    %rbp,%rdi
  mov    %r12d,%ecx
  mov    %r15,%rdx
  sub    0x70(%rsp),%ecx
  call   <Q_snprintfz@plt>
  mov    %rbp,%rsi
  lea    D26(%rip),%rdi
  call   <trap_Cvar_ForceSet@plt>
  mov    0x28(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L0
  add    $0x38,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L0:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: data_tag: D29
datatype: string
name: parse_data
arguments: data_tag: D35
datatype: string
name: parse_data
arguments: data_tag: D25
datatype: string
name: parse_data
arguments: data_tag: D44
datatype: string
name: parse_data
arguments: data_tag: D51
datatype: string
name: parse_data
arguments: data_tag: D56
datatype: string
name: parse_data
arguments: data_tag: D26
datatype: string

tool: D29: con_chatCGame

tool: D35: 1

tool: D25: con_chatFont

tool: D44: %i

tool: D51: con_chatX

tool: D56: con_chatY

tool: D26: con_chatWidth

assistant: ```c
void CG_SetChatCvars(int x, int y, char *fontName, int font_height, int width, int height, int padding_x, int padding_y) {
  char tstr[32];
  trap_Cvar_ForceSet("con_chatCGame", "1");
  trap_Cvar_ForceSet("con_chatFont", fontName);
  Q_snprintfz(tstr, sizeof(tstr), "%i", x + padding_x);
  trap_Cvar_ForceSet("con_chatX", tstr);
  Q_snprintfz(tstr, sizeof(tstr), "%i", y + height - padding_y - font_height);
  trap_Cvar_ForceSet("con_chatY", tstr);
  Q_snprintfz(tstr, sizeof(tstr), "%i", width - padding_x);
  trap_Cvar_ForceSet("con_chatWidth", tstr);
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %edi,-0x4(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    $0x0,%eax
  call   <jc_print@plt>
  mov    $0x0,%eax
  call   <cli_init@plt>
  mov    -0x10(%rbp),%rdx
  mov    -0x4(%rbp),%eax
  mov    %rdx,%rsi
  mov    %eax,%edi
  call   <cli_parse@plt>
  mov    $0x0,%eax
  leave
  ret
```

assistant: ```c
int main(int argc, char *argv[]) {
  jc_print();
  cli_init();
  cli_parse(argc, argv);
  return 0;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<main>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %edi,%ebx
  mov    %rsi,%rbp
  mov    $0x0,%eax
  call   <jc_print@plt>
  mov    $0x0,%eax
  call   <cli_init@plt>
  mov    %rbp,%rsi
  mov    %ebx,%edi
  call   <cli_parse@plt>
  mov    $0x0,%eax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
int main(int argc, char *argv[]) {
  jc_print();
  cli_init();
  cli_parse(argc, argv);
  return 0;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<main>:
  endbr64
  push   %r12
  xor    %eax,%eax
  mov    %rsi,%r12
  push   %rbp
  mov    %edi,%ebp
  sub    $0x8,%rsp
  call   <jc_print@plt>
  xor    %eax,%eax
  call   <cli_init@plt>
  mov    %r12,%rsi
  mov    %ebp,%edi
  call   <cli_parse@plt>
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
int main(int argc, char *argv[]) {
  jc_print();
  cli_init();
  cli_parse(argc, argv);
  return 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<main>:
  endbr64
  push   %r12
  xor    %eax,%eax
  mov    %rsi,%r12
  push   %rbp
  mov    %edi,%ebp
  sub    $0x8,%rsp
  call   <jc_print@plt>
  xor    %eax,%eax
  call   <cli_init@plt>
  mov    %r12,%rsi
  mov    %ebp,%edi
  call   <cli_parse@plt>
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
int main(int argc, char *argv[]) {
  jc_print();
  cli_init();
  cli_parse(argc, argv);
  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
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    $0x0,%eax
  call   <hmt_run_all_tests@plt>
  mov    %eax,-0x8(%rbp)
  mov    $0x0,%eax
  call   <hmt_check_all_coverage@plt>
  mov    %eax,-0x4(%rbp)
  cmpl   $0x0,-0x8(%rbp)
  jne    L13
  cmpl   $0x0,-0x4(%rbp)
  je     L25
L13:
  mov    $0x1,%eax
  jmp    L2
L25:
  mov    $0x0,%eax
L2:
  leave
  ret
```

assistant: ```c
int main() {
  int tests_failed = hmt_run_all_tests();
  int coverage_failed = hmt_check_all_coverage();
  return tests_failed || coverage_failed;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<main>:
  endbr64
  push   %rbx
  mov    $0x0,%eax
  call   <hmt_run_all_tests@plt>
  mov    %eax,%ebx
  mov    $0x0,%eax
  call   <hmt_check_all_coverage@plt>
  or     %eax,%ebx
  setne  %al
  movzbl %al,%eax
  pop    %rbx
  ret
```

assistant: ```c
int main() {
  int tests_failed = hmt_run_all_tests();
  int coverage_failed = hmt_check_all_coverage();
  return tests_failed || coverage_failed;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<main>:
  endbr64
  push   %rbx
  xor    %eax,%eax
  call   <hmt_run_all_tests@plt>
  mov    %eax,%ebx
  xor    %eax,%eax
  call   <hmt_check_all_coverage@plt>
  or     %eax,%ebx
  pop    %rbx
  setne  %al
  movzbl %al,%eax
  ret
```

assistant: ```c
int main() {
  int tests_failed = hmt_run_all_tests();
  int coverage_failed = hmt_check_all_coverage();
  return tests_failed || coverage_failed;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<main>:
  endbr64
  push   %rbx
  xor    %eax,%eax
  call   <hmt_run_all_tests@plt>
  mov    %eax,%ebx
  xor    %eax,%eax
  call   <hmt_check_all_coverage@plt>
  or     %eax,%ebx
  pop    %rbx
  setne  %al
  movzbl %al,%eax
  ret
```

assistant: ```c
int main() {
  int tests_failed = hmt_run_all_tests();
  int coverage_failed = hmt_check_all_coverage();
  return tests_failed || coverage_failed;
}
```
user: Translate the below assembly code into C programming language:

```asm
<fb_hSetTime>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    %esi,-0x18(%rbp)
  mov    %edx,-0x1c(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0xc(%rbp),%rax
  mov    $0x0,%esi
  mov    %rax,%rdi
  call   <gettimeofday@plt>
  mov    -0xc(%rbp),%ecx
  mov    -0xc(%rbp),%eax
  movslq %eax,%rdx
  imul   $0xffffffffc22e4507,%rdx,%rdx
  shr    $0x20,%rdx
  add    %eax,%edx
  sar    $0x10,%edx
  mov    %eax,%esi
  sar    $0x1f,%esi
  sub    %esi,%edx
  imul   $0x15180,%edx,%esi
  sub    %esi,%eax
  mov    %eax,%edx
  mov    %ecx,%eax
  sub    %edx,%eax
  mov    %eax,-0xc(%rbp)
  mov    -0xc(%rbp),%edx
  mov    -0x14(%rbp),%eax
  imul   $0xe10,%eax,%ecx
  mov    -0x18(%rbp),%eax
  imul   $0x3c,%eax,%eax
  add    %eax,%ecx
  mov    -0x1c(%rbp),%eax
  add    %ecx,%eax
  add    %edx,%eax
  mov    %eax,-0xc(%rbp)
  lea    -0xc(%rbp),%rax
  mov    $0x0,%esi
  mov    %rax,%rdi
  call   <settimeofday@plt>
  test   %rax,%rax
  je     L0
  mov    $0xffffffff,%eax
  jmp    L19
L0:
  mov    $0x0,%eax
L19:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L23
  call   <__stack_chk_fail@plt>
L23:
  leave
  ret
```

assistant: ```c
int fb_hSetTime(int h, int m, int s) {
  struct timeval tv;
  gettimeofday(&tv, 0);
  tv.tv_sec -= (tv.tv_sec % 86400);
  tv.tv_sec += (h * 3600) + (m * 60) + s;
  if (settimeofday(&tv, 0))
    return -1;
  return 0;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<fb_hSetTime>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %edi,%ebp
  mov    %esi,%r13d
  mov    %edx,%r12d
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rbx
  mov    $0x0,%esi
  mov    %rbx,%rdi
  call   <gettimeofday@plt>
  mov    0x4(%rsp),%edx
  imul   $0xe10,%ebp,%ebp
  imul   $0x3c,%r13d,%r13d
  add    %r13d,%ebp
  add    %r12d,%ebp
  movslq %edx,%rax
  imul   $0xffffffffc22e4507,%rax,%rax
  shr    $0x20,%rax
  add    %edx,%eax
  sar    $0x10,%eax
  sar    $0x1f,%edx
  sub    %edx,%eax
  imul   $0x15180,%eax,%eax
  add    %eax,%ebp
  mov    %ebp,0x4(%rsp)
  mov    $0x0,%esi
  mov    %rbx,%rdi
  call   <settimeofday@plt>
  neg    %rax
  sbb    %eax,%eax
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L6
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L6:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int fb_hSetTime(int h, int m, int s) {
  struct timeval tv;
  gettimeofday(&tv, 0);
  tv.tv_sec -= (tv.tv_sec % 86400);
  tv.tv_sec += (h * 3600) + (m * 60) + s;
  if (settimeofday(&tv, 0))
    return -1;
  return 0;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<fb_hSetTime>:
  endbr64
  push   %r13
  mov    %esi,%r13d
  xor    %esi,%esi
  push   %r12
  mov    %edx,%r12d
  imul   $0x3c,%r13d,%r13d
  push   %rbp
  push   %rbx
  mov    %edi,%ebx
  imul   $0xe10,%ebx,%ebx
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rbp
  add    %r13d,%ebx
  mov    %rbp,%rdi
  add    %r12d,%ebx
  call   <gettimeofday@plt>
  movslq 0x4(%rsp),%rax
  xor    %esi,%esi
  mov    %rbp,%rdi
  mov    %rax,%rdx
  imul   $0xffffffffc22e4507,%rax,%rax
  shr    $0x20,%rax
  add    %edx,%eax
  sar    $0x1f,%edx
  sar    $0x10,%eax
  sub    %edx,%eax
  imul   $0x15180,%eax,%eax
  add    %eax,%ebx
  mov    %ebx,0x4(%rsp)
  call   <settimeofday@plt>
  neg    %rax
  sbb    %eax,%eax
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L0
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L0:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int fb_hSetTime(int h, int m, int s) {
  struct timeval tv;
  gettimeofday(&tv, 0);
  tv.tv_sec -= (tv.tv_sec % 86400);
  tv.tv_sec += (h * 3600) + (m * 60) + s;
  if (settimeofday(&tv, 0))
    return -1;
  return 0;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<fb_hSetTime>:
  endbr64
  push   %r13
  mov    %esi,%r13d
  xor    %esi,%esi
  push   %r12
  mov    %edx,%r12d
  imul   $0x3c,%r13d,%r13d
  push   %rbp
  push   %rbx
  mov    %edi,%ebx
  imul   $0xe10,%ebx,%ebx
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rbp
  add    %r13d,%ebx
  mov    %rbp,%rdi
  add    %r12d,%ebx
  call   <gettimeofday@plt>
  movslq 0x4(%rsp),%rax
  xor    %esi,%esi
  mov    %rbp,%rdi
  mov    %rax,%rdx
  imul   $0xffffffffc22e4507,%rax,%rax
  shr    $0x20,%rax
  add    %edx,%eax
  sar    $0x1f,%edx
  sar    $0x10,%eax
  sub    %edx,%eax
  imul   $0x15180,%eax,%eax
  add    %eax,%ebx
  mov    %ebx,0x4(%rsp)
  call   <settimeofday@plt>
  neg    %rax
  sbb    %eax,%eax
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L2
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L2:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int fb_hSetTime(int h, int m, int s) {
  struct timeval tv;
  gettimeofday(&tv, 0);
  tv.tv_sec -= (tv.tv_sec % 86400);
  tv.tv_sec += (h * 3600) + (m * 60) + s;
  if (settimeofday(&tv, 0))
    return -1;
  return 0;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<read_sint64>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  movl   $0x0,-0x8(%rbp)
  movl   $0x0,-0x4(%rbp)
L7:
  mov    -0x20(%rbp),%rax
  cmp    -0x28(%rbp),%rax
  jb     L9
  mov    $0x0,%eax
  jmp    L17
L9:
  mov    -0x20(%rbp),%rax
  mov    (%rax),%eax
  and    $0x7f,%eax
  mov    %eax,%esi
  mov    -0x8(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0x8(%rbp)
  mov    %eax,%edx
  shl    $0x3,%edx
  sub    %eax,%edx
  mov    %esi,%eax
  mov    %edx,%ecx
  shl    %cl,%eax
  or     %eax,-0x4(%rbp)
  mov    -0x20(%rbp),%rax
  lea    0x4(%rax),%rdx
  mov    %rdx,-0x20(%rbp)
  mov    (%rax),%eax
  sar    $0x7,%eax
  test   %eax,%eax
  je     L22
  nop
  jmp    L7
L22:
  nop
  mov    -0x4(%rbp),%eax
  sar    %eax
  mov    %eax,%edx
  mov    -0x4(%rbp),%eax
  and    $0x1,%eax
  neg    %eax
  xor    %eax,%edx
  mov    -0x18(%rbp),%rax
  mov    %edx,(%rax)
  mov    -0x20(%rbp),%rax
L17:
  pop    %rbp
  ret
```

assistant: ```c
const uint8_t *read_sint64(int64_t *v, const uint8_t *buffer, const uint8_t *buffer_end) {
  uint8_t i = 0;
  uint64_t tmp = 0;
  while (1) {
    if (buffer >= buffer_end)
      return NULL;
    tmp |= ((uint64_t)((*buffer) & 0x7f)) << ((i++) * 7);
    if ((*buffer++) >> 7)
      continue;
    break;
  }
  *v = ((tmp >> 1) ^ (-(tmp & 1)));
  return buffer;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<read_sint64>:
  endbr64
  mov    %rdi,%r9
  mov    $0x0,%ecx
  mov    $0x0,%edi
L6:
  cmp    %rdx,%rsi
  jae    L21
  mov    (%rsi),%r8d
  mov    %r8d,%eax
  and    $0x7f,%eax
  shl    %cl,%eax
  or     %eax,%edi
  lea    0x4(%rsi),%rax
  add    $0x7,%ecx
  shr    $0x7,%r8d
  jne    L26
  mov    %edi,%edx
  and    $0x1,%edx
  neg    %edx
  sar    %edi
  xor    %edi,%edx
  mov    %edx,(%r9)
  ret
L26:
  mov    %rax,%rsi
  jmp    L6
L21:
  mov    $0x0,%eax
  ret
```

assistant: ```c
const uint8_t *read_sint64(int64_t *v, const uint8_t *buffer, const uint8_t *buffer_end) {
  uint8_t i = 0;
  uint64_t tmp = 0;
  while (1) {
    if (buffer >= buffer_end)
      return NULL;
    tmp |= ((uint64_t)((*buffer) & 0x7f)) << ((i++) * 7);
    if ((*buffer++) >> 7)
      continue;
    break;
  }
  *v = ((tmp >> 1) ^ (-(tmp & 1)));
  return buffer;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<read_sint64>:
  endbr64
  mov    %rdi,%r9
  xor    %ecx,%ecx
  xor    %edi,%edi
L26:
  cmp    %rdx,%rsi
  jae    L17
  mov    (%rsi),%r8d
  mov    %r8d,%eax
  and    $0x7f,%eax
  shl    %cl,%eax
  add    $0x7,%ecx
  or     %eax,%edi
  shr    $0x7,%r8d
  lea    0x4(%rsi),%rax
  jne    L22
  mov    %edi,%edx
  sar    %edi
  and    $0x1,%edx
  neg    %edx
  xor    %edi,%edx
  mov    %edx,(%r9)
  ret
  nopl   0x0(%rax)
L22:
  mov    %rax,%rsi
  jmp    L26
  nopl   (%rax)
L17:
  xor    %eax,%eax
  ret
```

assistant: ```c
const uint8_t *read_sint64(int64_t *v, const uint8_t *buffer, const uint8_t *buffer_end) {
  uint8_t i = 0;
  uint64_t tmp = 0;
  while (1) {
    if (buffer >= buffer_end)
      return NULL;
    tmp |= ((uint64_t)((*buffer) & 0x7f)) << ((i++) * 7);
    if ((*buffer++) >> 7)
      continue;
    break;
  }
  *v = ((tmp >> 1) ^ (-(tmp & 1)));
  return buffer;
}
```