ylfeng/ReF-Decompile-dataset huggingface dataset:
user: Translate the below assembly code into C programming language:

```asm
<bug_a>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    $0x1,%esi
  mov    $0xa,%edi
  call   <cup@plt>
  lea    D2(%rip),%rdi
  call   <println@plt>
  lea    D56(%rip),%rdi
  call   <println@plt>
  lea    D0(%rip),%rdi
  call   <println@plt>
  mov    $0x0,%eax
  call   <holdit@plt>
  lea    D32(%rip),%rdi
  call   <esc@plt>
  mov    $0x0,%edi
  call   <decsclm@plt>
  mov    $0x14,%ebx
L1:
  mov    $0xa,%edi
  call   <putchar@plt>
  sub    $0x1,%ebx
  jne    L1
  mov    $0x1,%edi
  call   <decsclm@plt>
  mov    $0xa,%ebx
L11:
  mov    $0xa,%edi
  call   <putchar@plt>
  sub    $0x1,%ebx
  jne    L11
  mov    $0x0,%edi
  call   <decsclm@plt>
  mov    $0xa,%edi
  call   <putchar@plt>
  mov    $0xa,%edi
  call   <putchar@plt>
  mov    $0xa,%edi
  call   <putchar@plt>
  mov    $0xa,%edi
  call   <putchar@plt>
  mov    $0xa,%edi
  call   <putchar@plt>
  mov    $0x1,%edi
  call   <decsclm@plt>
  mov    $0x0,%eax
  call   <nel@plt>
  mov    $0x0,%edi
  call   <decsclm@plt>
  mov    $0x0,%eax
  call   <nel@plt>
  mov    $0x1,%ebx
  lea    D20(%rip),%rbp
L20:
  mov    %ebx,%esi
  mov    %rbp,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0x0,%eax
  call   <holdit@plt>
  add    $0x1,%ebx
  cmp    $0xb,%ebx
  jne    L20
  lea    D50(%rip),%rdi
  call   <println@plt>
  mov    $0x1,%eax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

tool_calls: name: read_data
arguments: label: D2
type_infered: string
name: read_data
arguments: label: D56
type_infered: string
name: read_data
arguments: label: D0
type_infered: string
name: read_data
arguments: label: D32
type_infered: string
name: read_data
arguments: label: D20
type_infered: string
name: read_data
arguments: label: D50
type_infered: string

tool: D2: This is a test of the VT100 'Scroll while toggle softscroll'

tool: D56: bug.  The cursor may disappear, or move UP the screen, or

tool: D0: multiple copies of some lines may appear.

tool: D32: [24H

tool: D20: Softscroll bug test, line %d.  

tool: D50: That should have been enough to show the bug, if present.

assistant: ```c
int bug_a(const char *the_title) {
  int i;
  cup(10, 1);
  println("This is a test of the VT100 'Scroll while toggle softscroll'");
  println("bug.  The cursor may disappear, or move UP the screen, or");
  println("multiple copies of some lines may appear.");
  holdit();
  esc("[24H");
  decsclm((0));
  for (i = 1; i <= 20; i++)
    printf("\n");
  decsclm((1));
  for (i = 1; i <= 10; i++)
    printf("\n");
  decsclm((0));
  for (i = 1; i <= 5; i++)
    printf("\n");
  decsclm((1));
  nel();
  decsclm((0));
  nel();
  for (i = 1; i <= 10; i++) {
    printf("Softscroll bug test, line %d.  ", i);
    holdit();
  }
  println("That should have been enough to show the bug, if present.");
  return 1;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<bug_a>:
  endbr64
  push   %rbp
  mov    $0x1,%esi
  mov    $0xa,%edi
  push   %rbx
  mov    $0x14,%ebx
  sub    $0x8,%rsp
  call   <cup@plt>
  lea    D39(%rip),%rdi
  call   <println@plt>
  lea    D50(%rip),%rdi
  call   <println@plt>
  lea    D16(%rip),%rdi
  call   <println@plt>
  xor    %eax,%eax
  call   <holdit@plt>
  lea    D13(%rip),%rdi
  call   <esc@plt>
  xor    %edi,%edi
  call   <decsclm@plt>
  nopl   0x0(%rax)
L7:
  mov    $0xa,%edi
  call   <putchar@plt>
  sub    $0x1,%ebx
  jne    L7
  mov    $0x1,%edi
  mov    $0xa,%ebx
  call   <decsclm@plt>
  xchg   %ax,%ax
L3:
  mov    $0xa,%edi
  call   <putchar@plt>
  sub    $0x1,%ebx
  jne    L3
  xor    %edi,%edi
  mov    $0x1,%ebx
  lea    D10(%rip),%rbp
  call   <decsclm@plt>
  mov    $0xa,%edi
  call   <putchar@plt>
  mov    $0xa,%edi
  call   <putchar@plt>
  mov    $0xa,%edi
  call   <putchar@plt>
  mov    $0xa,%edi
  call   <putchar@plt>
  mov    $0xa,%edi
  call   <putchar@plt>
  mov    $0x1,%edi
  call   <decsclm@plt>
  xor    %eax,%eax
  call   <nel@plt>
  xor    %edi,%edi
  call   <decsclm@plt>
  xor    %eax,%eax
  call   <nel@plt>
  nopl   0x0(%rax,%rax,1)
L6:
  mov    %ebx,%esi
  mov    %rbp,%rdi
  xor    %eax,%eax
  add    $0x1,%ebx
  call   <printf@plt>
  xor    %eax,%eax
  call   <holdit@plt>
  cmp    $0xb,%ebx
  jne    L6
  lea    D53(%rip),%rdi
  call   <println@plt>
  add    $0x8,%rsp
  mov    $0x1,%eax
  pop    %rbx
  pop    %rbp
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D39
type: string
name: extract_symbolic_data
arguments: data_tag: D50
type: string
name: extract_symbolic_data
arguments: data_tag: D16
type: string
name: extract_symbolic_data
arguments: data_tag: D13
type: string
name: extract_symbolic_data
arguments: data_tag: D10
type: string
name: extract_symbolic_data
arguments: data_tag: D53
type: string

tool: D39: This is a test of the VT100 'Scroll while toggle softscroll'

tool: D50: bug.  The cursor may disappear, or move UP the screen, or

tool: D16: multiple copies of some lines may appear.

tool: D13: [24H

tool: D10: Softscroll bug test, line %d.  

tool: D53: That should have been enough to show the bug, if present.

assistant: ```c
int bug_a(const char *the_title) {
  int i;
  cup(10, 1);
  println("This is a test of the VT100 'Scroll while toggle softscroll'");
  println("bug.  The cursor may disappear, or move UP the screen, or");
  println("multiple copies of some lines may appear.");
  holdit();
  esc("[24H");
  decsclm((0));
  for (i = 1; i <= 20; i++)
    printf("\n");
  decsclm((1));
  for (i = 1; i <= 10; i++)
    printf("\n");
  decsclm((0));
  for (i = 1; i <= 5; i++)
    printf("\n");
  decsclm((1));
  nel();
  decsclm((0));
  nel();
  for (i = 1; i <= 10; i++) {
    printf("Softscroll bug test, line %d.  ", i);
    holdit();
  }
  println("That should have been enough to show the bug, if present.");
  return 1;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<bug_a>:
  endbr64
  push   %rbp
  mov    $0x1,%esi
  mov    $0xa,%edi
  push   %rbx
  mov    $0x14,%ebx
  sub    $0x8,%rsp
  call   <cup@plt>
  lea    D1(%rip),%rdi
  call   <println@plt>
  lea    D53(%rip),%rdi
  call   <println@plt>
  lea    D51(%rip),%rdi
  call   <println@plt>
  xor    %eax,%eax
  call   <holdit@plt>
  lea    D33(%rip),%rdi
  call   <esc@plt>
  xor    %edi,%edi
  call   <decsclm@plt>
  nopl   0x0(%rax)
L18:
  mov    $0xa,%edi
  call   <putchar@plt>
  sub    $0x1,%ebx
  jne    L18
  mov    $0x1,%edi
  mov    $0xa,%ebx
  call   <decsclm@plt>
  xchg   %ax,%ax
L31:
  mov    $0xa,%edi
  call   <putchar@plt>
  sub    $0x1,%ebx
  jne    L31
  xor    %edi,%edi
  mov    $0x5,%ebx
  call   <decsclm@plt>
L14:
  mov    $0xa,%edi
  call   <putchar@plt>
  sub    $0x1,%ebx
  jne    L14
  mov    $0x1,%edi
  mov    $0x1,%ebx
  lea    D12(%rip),%rbp
  call   <decsclm@plt>
  xor    %eax,%eax
  call   <nel@plt>
  xor    %edi,%edi
  call   <decsclm@plt>
  xor    %eax,%eax
  call   <nel@plt>
  nopl   (%rax)
L27:
  mov    %ebx,%esi
  mov    %rbp,%rdi
  xor    %eax,%eax
  add    $0x1,%ebx
  call   <printf@plt>
  xor    %eax,%eax
  call   <holdit@plt>
  cmp    $0xb,%ebx
  jne    L27
  lea    D55(%rip),%rdi
  call   <println@plt>
  add    $0x8,%rsp
  mov    $0x1,%eax
  pop    %rbx
  pop    %rbp
  ret
```

tool_calls: name: extract_symbolic_data
arguments: tag: D1
data_type: string
name: extract_symbolic_data
arguments: tag: D53
data_type: string
name: extract_symbolic_data
arguments: tag: D51
data_type: string
name: extract_symbolic_data
arguments: tag: D33
data_type: string
name: extract_symbolic_data
arguments: tag: D12
data_type: string
name: extract_symbolic_data
arguments: tag: D55
data_type: string

tool: D1: This is a test of the VT100 'Scroll while toggle softscroll'

tool: D53: bug.  The cursor may disappear, or move UP the screen, or

tool: D51: multiple copies of some lines may appear.

tool: D33: [24H

tool: D12: Softscroll bug test, line %d.  

tool: D55: That should have been enough to show the bug, if present.

assistant: ```c
int bug_a(const char *the_title) {
  int i;
  cup(10, 1);
  println("This is a test of the VT100 'Scroll while toggle softscroll'");
  println("bug.  The cursor may disappear, or move UP the screen, or");
  println("multiple copies of some lines may appear.");
  holdit();
  esc("[24H");
  decsclm((0));
  for (i = 1; i <= 20; i++)
    printf("\n");
  decsclm((1));
  for (i = 1; i <= 10; i++)
    printf("\n");
  decsclm((0));
  for (i = 1; i <= 5; i++)
    printf("\n");
  decsclm((1));
  nel();
  decsclm((0));
  nel();
  for (i = 1; i <= 10; i++) {
    printf("Softscroll bug test, line %d.  ", i);
    holdit();
  }
  println("That should have been enough to show the bug, if present.");
  return 1;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movl   $0x0,-0xc(%rbp)
  lea    -0x10(%rbp),%rax
  mov    %rax,%rsi
  lea    D11(%rip),%rax
  mov    %rax,%rdi
  call   <scanf@plt>
  mov    -0x10(%rbp),%eax
  test   %eax,%eax
  jg     L27
  addl   $0x1,-0xc(%rbp)
  mov    -0x10(%rbp),%eax
  neg    %eax
  mov    %eax,-0x10(%rbp)
  jmp    L27
L28:
  addl   $0x1,-0xc(%rbp)
  mov    -0x10(%rbp),%eax
  movslq %eax,%rdx
  imul   $0x66666667,%rdx,%rdx
  shr    $0x20,%rdx
  sar    $0x2,%edx
  sar    $0x1f,%eax
  mov    %eax,%ecx
  mov    %edx,%eax
  sub    %ecx,%eax
  mov    %eax,-0x10(%rbp)
L27:
  mov    -0x10(%rbp),%eax
  test   %eax,%eax
  jg     L28
  mov    -0xc(%rbp),%eax
  mov    %eax,%esi
  lea    D3(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L39
  call   <__stack_chk_fail@plt>
L39:
  leave
  ret
```

tool_calls: name: retrieve_data
arguments: data_tag: D11
type_guessed: string
name: retrieve_data
arguments: data_tag: D3
type_guessed: string

tool: D11: %d

tool: D3: %d


assistant: ```c
int main() {
  int numaber;
  int places = 0;
  scanf("%d", &numaber);
  if (numaber <= 0) {
    places += 1;
    numaber *= -1;
  }
  for (; numaber > 0; numaber /= 10) {
    places += 1;
  }
  printf("%d\n", places);
  return 0;
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<main>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rsi
  lea    D6(%rip),%rdi
  call   <scanf@plt>
  mov    0x4(%rsp),%edx
  mov    $0x0,%esi
  test   %edx,%edx
  jle    L1
L57:
  add    $0x1,%esi
  mov    %edx,%ecx
  movslq %edx,%rax
  imul   $0x66666667,%rax,%rax
  sar    $0x22,%rax
  mov    %edx,%edi
  sar    $0x1f,%edi
  sub    %edi,%eax
  mov    %eax,%edx
  cmp    $0x9,%ecx
  jg     L57
  mov    %eax,0x4(%rsp)
L27:
  lea    D0(%rip),%rdi
  call   <printf@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L44
  mov    $0x0,%eax
  add    $0x18,%rsp
  ret
L1:
  mov    %edx,%eax
  neg    %eax
  mov    %eax,0x4(%rsp)
  test   %edx,%edx
  jns    L42
  mov    %eax,%edx
  mov    $0x1,%esi
  jmp    L57
L42:
  mov    $0x1,%esi
  jmp    L27
L44:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: label: D6
type: string
name: retrieve_data
arguments: label: D0
type: string

tool: D6: %d

tool: D0: %d


assistant: ```c
int main() {
  int numaber;
  int places = 0;
  scanf("%d", &numaber);
  if (numaber <= 0) {
    places += 1;
    numaber *= -1;
  }
  for (; numaber > 0; numaber /= 10) {
    places += 1;
  }
  printf("%d\n", places);
  return 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<main>:
  endbr64
  sub    $0x18,%rsp
  lea    D9(%rip),%rdi
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rsi
  call   <scanf@plt>
  mov    0x4(%rsp),%eax
  xor    %esi,%esi
  test   %eax,%eax
  jle    L17
L3:
  mov    $0xcccccccd,%ecx
  nopl   0x0(%rax,%rax,1)
L48:
  mov    %eax,%eax
  add    $0x1,%esi
  mov    %rax,%rdx
  imul   %rcx,%rax
  shr    $0x23,%rax
  cmp    $0x9,%edx
  jg     L48
  mov    %eax,0x4(%rsp)
L42:
  lea    D1(%rip),%rdi
  call   <printf@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L4
  xor    %eax,%eax
  add    $0x18,%rsp
  ret
L17:
  mov    %eax,%edx
  neg    %edx
  mov    %edx,0x4(%rsp)
  test   %eax,%eax
  je     L6
  mov    %edx,%eax
  mov    $0x1,%esi
  jmp    L3
L6:
  mov    $0x1,%esi
  jmp    L42
L4:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: label: D9
data_type: string
name: parse_data
arguments: label: D1
data_type: string

tool: D9: %d

tool: D1: %d


assistant: ```c
int main() {
  int numaber;
  int places = 0;
  scanf("%d", &numaber);
  if (numaber <= 0) {
    places += 1;
    numaber *= -1;
  }
  for (; numaber > 0; numaber /= 10) {
    places += 1;
  }
  printf("%d\n", places);
  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    D12(%rip),%rdi
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rsi
  call   <scanf@plt>
  mov    0x4(%rsp),%eax
  xor    %esi,%esi
  test   %eax,%eax
  jle    L5
L7:
  mov    $0xcccccccd,%ecx
  nopl   0x0(%rax,%rax,1)
L21:
  mov    %eax,%eax
  add    $0x1,%esi
  mov    %rax,%rdx
  imul   %rcx,%rax
  shr    $0x23,%rax
  cmp    $0x9,%edx
  jg     L21
  mov    %eax,0x4(%rsp)
L40:
  lea    D18(%rip),%rdi
  call   <printf@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L15
  xor    %eax,%eax
  add    $0x18,%rsp
  ret
L5:
  mov    %eax,%edx
  neg    %edx
  mov    %edx,0x4(%rsp)
  test   %eax,%eax
  je     L12
  mov    %edx,%eax
  mov    $0x1,%esi
  jmp    L7
L12:
  mov    $0x1,%esi
  jmp    L40
L15:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: data_tag: D12
type_guessed: string
name: disassemble_data
arguments: data_tag: D18
type_guessed: string

tool: D12: %d

tool: D18: %d


assistant: ```c
int main() {
  int numaber;
  int places = 0;
  scanf("%d", &numaber);
  if (numaber <= 0) {
    places += 1;
    numaber *= -1;
  }
  for (; numaber > 0; numaber /= 10) {
    places += 1;
  }
  printf("%d\n", places);
  return 0;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<join_lists>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  movq   $0x0,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  pop    %rbp
  ret
```

assistant: ```c
struct item *join_lists() {
  struct item *joined = NULL;
  return joined;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<join_lists>:
  endbr64
  mov    $0x0,%eax
  ret
```

assistant: ```c
struct item *join_lists() {
  struct item *joined = NULL;
  return joined;
}
```
user: Translate the below assembly code into C programming language:

```asm
<join_lists>:
  endbr64
  xor    %eax,%eax
  ret
```

assistant: ```c
struct item *join_lists() {
  struct item *joined = NULL;
  return joined;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<join_lists>:
  endbr64
  xor    %eax,%eax
  ret
```

assistant: ```c
struct item *join_lists() {
  struct item *joined = NULL;
  return joined;
}
```
user: Translate the below assembly code into C programming language:

```asm
<print_usage>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  mov    %rax,%rsi
  lea    D0(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D17(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    $0x1,%edi
  call   <exit@plt>
  nop
  leave
  ret
```

tool_calls: name: extract_symbolic_data
arguments: tag: D0
type_guessed: string
name: extract_symbolic_data
arguments: tag: D17
type_guessed: string

tool: D0: Usage: %s [-DsbdlnHOLC3] [data,..]


tool: D17:   -D --device   device to use (default /dev/spidev1.1)
  -s --speed    max speed (Hz)
  -d --delay    delay (usec)
  -b --bpw      bits per word 
  -n --len      length
  -l --loop     loopback
  -H --cpha     clock phase
  -O --cpol     clock polarity
  -L --lsb      least significant bit first
  -C --cs-high  chip select active high
  -3 --3wire    SI/SO signals shared
  -q --quiet    Don't output data send/received
  data is a series of octets to send, separated by comma, or b# to switch to another bits per word


assistant: ```c
void print_usage(const char *prog) {
  printf("Usage: %s [-DsbdlnHOLC3] [data,..]\n", prog);
  puts("  -D --device   device to use (default /dev/spidev1.1)\n"
       "  -s --speed    max speed (Hz)\n"
       "  -d --delay    delay (usec)\n"
       "  -b --bpw      bits per word \n"
       "  -n --len      length\n"
       "  -l --loop     loopback\n"
       "  -H --cpha     clock phase\n"
       "  -O --cpol     clock polarity\n"
       "  -L --lsb      least significant bit first\n"
       "  -C --cs-high  chip select active high\n"
       "  -3 --3wire    SI/SO signals shared\n"
       "  -q --quiet    Don't output data send/received\n"
       "  data is a series of octets to send, separated by comma, or b# to switch to another bits per word\n");
  exit(1);
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<print_usage>:
  endbr64
  sub    $0x8,%rsp
  mov    %rdi,%rsi
  lea    D0(%rip),%rdi
  call   <printf@plt>
  lea    D2(%rip),%rdi
  call   <puts@plt>
  mov    $0x1,%edi
  call   <exit@plt>
  add    $0x8,%rsp
  ret
```

tool_calls: name: parse_data
arguments: data_label: D0
data_type: string
name: parse_data
arguments: data_label: D2
data_type: string

tool: D0: Usage: %s [-DsbdlnHOLC3] [data,..]


tool: D2:   -D --device   device to use (default /dev/spidev1.1)
  -s --speed    max speed (Hz)
  -d --delay    delay (usec)
  -b --bpw      bits per word 
  -n --len      length
  -l --loop     loopback
  -H --cpha     clock phase
  -O --cpol     clock polarity
  -L --lsb      least significant bit first
  -C --cs-high  chip select active high
  -3 --3wire    SI/SO signals shared
  -q --quiet    Don't output data send/received
  data is a series of octets to send, separated by comma, or b# to switch to another bits per word


assistant: ```c
void print_usage(const char *prog) {
  printf("Usage: %s [-DsbdlnHOLC3] [data,..]\n", prog);
  puts("  -D --device   device to use (default /dev/spidev1.1)\n"
       "  -s --speed    max speed (Hz)\n"
       "  -d --delay    delay (usec)\n"
       "  -b --bpw      bits per word \n"
       "  -n --len      length\n"
       "  -l --loop     loopback\n"
       "  -H --cpha     clock phase\n"
       "  -O --cpol     clock polarity\n"
       "  -L --lsb      least significant bit first\n"
       "  -C --cs-high  chip select active high\n"
       "  -3 --3wire    SI/SO signals shared\n"
       "  -q --quiet    Don't output data send/received\n"
       "  data is a series of octets to send, separated by comma, or b# to switch to another bits per word\n");
  exit(1);
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<print_usage>:
  endbr64
  sub    $0x8,%rsp
  mov    %rdi,%rsi
  lea    D7(%rip),%rdi
  call   <printf@plt>
  lea    D12(%rip),%rdi
  call   <puts@plt>
  mov    $0x1,%edi
  add    $0x8,%rsp
  jmp    1090 <exit@plt>
```

tool_calls: name: read_data
arguments: data_tag: D7
type: string
name: read_data
arguments: data_tag: D12
type: string

tool: D7: Usage: %s [-DsbdlnHOLC3] [data,..]


tool: D12:   -D --device   device to use (default /dev/spidev1.1)
  -s --speed    max speed (Hz)
  -d --delay    delay (usec)
  -b --bpw      bits per word 
  -n --len      length
  -l --loop     loopback
  -H --cpha     clock phase
  -O --cpol     clock polarity
  -L --lsb      least significant bit first
  -C --cs-high  chip select active high
  -3 --3wire    SI/SO signals shared
  -q --quiet    Don't output data send/received
  data is a series of octets to send, separated by comma, or b# to switch to another bits per word


assistant: ```c
void print_usage(const char *prog) {
  printf("Usage: %s [-DsbdlnHOLC3] [data,..]\n", prog);
  puts("  -D --device   device to use (default /dev/spidev1.1)\n"
       "  -s --speed    max speed (Hz)\n"
       "  -d --delay    delay (usec)\n"
       "  -b --bpw      bits per word \n"
       "  -n --len      length\n"
       "  -l --loop     loopback\n"
       "  -H --cpha     clock phase\n"
       "  -O --cpol     clock polarity\n"
       "  -L --lsb      least significant bit first\n"
       "  -C --cs-high  chip select active high\n"
       "  -3 --3wire    SI/SO signals shared\n"
       "  -q --quiet    Don't output data send/received\n"
       "  data is a series of octets to send, separated by comma, or b# to switch to another bits per word\n");
  exit(1);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<print_usage>:
  endbr64
  sub    $0x8,%rsp
  mov    %rdi,%rsi
  lea    D7(%rip),%rdi
  call   <printf@plt>
  lea    D15(%rip),%rdi
  call   <puts@plt>
  mov    $0x1,%edi
  add    $0x8,%rsp
  jmp    1090 <exit@plt>
```

tool_calls: name: disassemble_data
arguments: data_tag: D7
datatype: string
name: disassemble_data
arguments: data_tag: D15
datatype: string

tool: D7: Usage: %s [-DsbdlnHOLC3] [data,..]


tool: D15:   -D --device   device to use (default /dev/spidev1.1)
  -s --speed    max speed (Hz)
  -d --delay    delay (usec)
  -b --bpw      bits per word 
  -n --len      length
  -l --loop     loopback
  -H --cpha     clock phase
  -O --cpol     clock polarity
  -L --lsb      least significant bit first
  -C --cs-high  chip select active high
  -3 --3wire    SI/SO signals shared
  -q --quiet    Don't output data send/received
  data is a series of octets to send, separated by comma, or b# to switch to another bits per word


assistant: ```c
void print_usage(const char *prog) {
  printf("Usage: %s [-DsbdlnHOLC3] [data,..]\n", prog);
  puts("  -D --device   device to use (default /dev/spidev1.1)\n"
       "  -s --speed    max speed (Hz)\n"
       "  -d --delay    delay (usec)\n"
       "  -b --bpw      bits per word \n"
       "  -n --len      length\n"
       "  -l --loop     loopback\n"
       "  -H --cpha     clock phase\n"
       "  -O --cpol     clock polarity\n"
       "  -L --lsb      least significant bit first\n"
       "  -C --cs-high  chip select active high\n"
       "  -3 --3wire    SI/SO signals shared\n"
       "  -q --quiet    Don't output data send/received\n"
       "  data is a series of octets to send, separated by comma, or b# to switch to another bits per word\n");
  exit(1);
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<in_cksum>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x50,%rsp
  mov    %rdi,-0x48(%rbp)
  mov    %rsi,-0x50(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movl   $0x0,-0x38(%rbp)
  movl   $0x0,-0x34(%rbp)
  jmp    L13
L61:
  mov    -0x48(%rbp),%rax
  mov    0x8(%rax),%rax
  mov    %rax,-0x30(%rbp)
  mov    -0x48(%rbp),%rax
  mov    (%rax),%rax
  mov    %rax,-0x28(%rbp)
  jmp    L23
L91:
  cmpl   $0x0,-0x34(%rbp)
  je     L31
  mov    -0x30(%rbp),%rax
  lea    0x8(%rax),%rdx
  mov    %rdx,-0x30(%rbp)
  mov    (%rax),%rax
  mov    %rax,-0x18(%rbp)
  mov    -0x20(%rbp),%eax
  add    %eax,-0x38(%rbp)
  cmpl   $0xffff,-0x38(%rbp)
  jle    L92
  subl   $0xffff,-0x38(%rbp)
  jmp    L92
L31:
  mov    -0x30(%rbp),%rax
  lea    0x8(%rax),%rdx
  mov    %rdx,-0x30(%rbp)
  mov    (%rax),%rax
  mov    %rax,-0x20(%rbp)
L92:
  cmpl   $0x0,-0x34(%rbp)
  sete   %al
  movzbl %al,%eax
  mov    %eax,-0x34(%rbp)
  subq   $0x1,-0x28(%rbp)
L23:
  cmpq   $0x0,-0x28(%rbp)
  jne    L91
  addq   $0x10,-0x48(%rbp)
  subq   $0x1,-0x50(%rbp)
L13:
  cmpq   $0x0,-0x50(%rbp)
  jne    L61
  cmpl   $0x0,-0x34(%rbp)
  je     L17
  movq   $0x0,-0x18(%rbp)
  mov    -0x20(%rbp),%eax
  add    %eax,-0x38(%rbp)
  cmpl   $0xffff,-0x38(%rbp)
  jle    L17
  subl   $0xffff,-0x38(%rbp)
L17:
  mov    -0x38(%rbp),%eax
  xor    $0xffff,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L33
  call   <__stack_chk_fail@plt>
L33:
  leave
  ret
```

assistant: ```c
uint16_t in_cksum(const struct iovec *iov, size_t n) {
  uint32_t sum = 0;
  union {
    uint16_t word;
    uint8_t bytes[2];
  } w;
  bool odd = false;
  while (n > 0) {
    const uint8_t *ptr = iov->iov_base;
    for (size_t len = iov->iov_len; len > 0; len--) {
      if (odd) {
        w.bytes[1] = *ptr++;
        sum += w.word;
        if (sum > 0xffff)
          sum -= 0xffff;
      } else
        w.bytes[0] = *ptr++;
      odd = !odd;
    }
    iov++;
    n--;
  }
  if (odd) {
    w.bytes[1] = 0;
    sum += w.word;
    if (sum > 0xffff)
      sum -= 0xffff;
  }
  return sum ^ 0xffff;
}
```