ylfeng/ReF-Decompile-dataset huggingface dataset:
user: What would the C source look like for the assembly code provided here?

```asm
<uclamp>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  movss  %xmm0,-0x4(%rbp)
  pxor   %xmm0,%xmm0
  comiss -0x4(%rbp),%xmm0
  jbe    L32
  pxor   %xmm0,%xmm0
  jmp    L28
L32:
  movss  -0x4(%rbp),%xmm0
  movss  D18(%rip),%xmm1
  comiss %xmm1,%xmm0
  jbe    L29
  movss  D18(%rip),%xmm0
  jmp    L28
L29:
  movss  -0x4(%rbp),%xmm0
L28:
  pop    %rbp
  ret
```

tool_calls: name: retrieve_data
arguments: data_label: D18
type_guessed: byte[4]

tool: {"D18": [0x00,0x00,0x80,0x3f]}

assistant: ```c
float uclamp(float k) {
  if (k < 0.f)
    return 0.f;
  else if (k > 1.f)
    return 1.f;
  else
    return k;
}
```
user: Translate the below assembly code into C programming language:

```asm
<uclamp>:
  endbr64
  movaps %xmm0,%xmm1
  pxor   %xmm0,%xmm0
  comiss %xmm1,%xmm0
  ja     L0
  movss  D2(%rip),%xmm0
  movaps %xmm0,%xmm2
  cmpltss %xmm1,%xmm2
  andps  %xmm2,%xmm0
  andnps %xmm1,%xmm2
  orps   %xmm2,%xmm0
  ret
L0:
  pxor   %xmm0,%xmm0
  ret
```

tool_calls: name: extract_symbolic_data
arguments: label: D2
type_infered: byte[4]

tool: {"D2": [0x00,0x00,0x80,0x3f]}

assistant: ```c
float uclamp(float k) {
  if (k < 0.f)
    return 0.f;
  else if (k > 1.f)
    return 1.f;
  else
    return k;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<uclamp>:
  endbr64
  pxor   %xmm1,%xmm1
  comiss %xmm0,%xmm1
  ja     L7
  movss  D2(%rip),%xmm1
  minss  %xmm0,%xmm1
L7:
  movaps %xmm1,%xmm0
  ret
```

tool_calls: name: read_data
arguments: label: D2
data_type: byte[4]

tool: {"D2": [0x00,0x00,0x80,0x3f]}

assistant: ```c
float uclamp(float k) {
  if (k < 0.f)
    return 0.f;
  else if (k > 1.f)
    return 1.f;
  else
    return k;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<uclamp>:
  endbr64
  pxor   %xmm1,%xmm1
  comiss %xmm0,%xmm1
  ja     L5
  movss  D0(%rip),%xmm1
  minss  %xmm0,%xmm1
L5:
  movaps %xmm1,%xmm0
  ret
```

tool_calls: name: retrieve_data
arguments: data_tag: D0
type_infered: byte[4]

tool: {"D0": [0x00,0x00,0x80,0x3f]}

assistant: ```c
float uclamp(float k) {
  if (k < 0.f)
    return 0.f;
  else if (k > 1.f)
    return 1.f;
  else
    return k;
}
```
user: Translate the below assembly code into C programming language:

```asm
<LIBRARY_synapse>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  lea    D15(%rip),%rax
  mov    %rax,%rdx
  lea    D18(%rip),%rax
  mov    %rax,%rsi
  lea    D28(%rip),%rax
  mov    %rax,%rdi
  call   <LibraryHeader@plt>
  mov    $0x0,%eax
  call   <DATA_synapse@plt>
  mov    $0x0,%eax
  call   <FUNC_synapse@plt>
  nop
  pop    %rbp
  ret
```

tool_calls: name: parse_data
arguments: tag: D15
type_infered: string
name: parse_data
arguments: tag: D18
type_infered: string
name: parse_data
arguments: tag: D28
type_infered: string

tool: D15: M.Wilson Caltech

tool: D18: 2-89

tool: D28: Synapse

assistant: ```c
LIBRARY_synapse() {
  LibraryHeader("Synapse", "2-89", "M.Wilson Caltech");
  DATA_synapse();
  FUNC_synapse();
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<LIBRARY_synapse>:
  endbr64
  sub    $0x8,%rsp
  lea    D21(%rip),%rdx
  lea    D10(%rip),%rsi
  lea    D24(%rip),%rdi
  call   <LibraryHeader@plt>
  mov    $0x0,%eax
  call   <DATA_synapse@plt>
  mov    $0x0,%eax
  call   <FUNC_synapse@plt>
  add    $0x8,%rsp
  ret
```

tool_calls: name: disassemble_data
arguments: data_tag: D21
data_type: string
name: disassemble_data
arguments: data_tag: D10
data_type: string
name: disassemble_data
arguments: data_tag: D24
data_type: string

tool: D21: M.Wilson Caltech

tool: D10: 2-89

tool: D24: Synapse

assistant: ```c
LIBRARY_synapse() {
  LibraryHeader("Synapse", "2-89", "M.Wilson Caltech");
  DATA_synapse();
  FUNC_synapse();
}
```
user: Translate the below assembly code into C programming language:

```asm
<LIBRARY_synapse>:
  endbr64
  sub    $0x8,%rsp
  lea    D17(%rip),%rdx
  lea    D18(%rip),%rsi
  lea    D19(%rip),%rdi
  call   <LibraryHeader@plt>
  xor    %eax,%eax
  call   <DATA_synapse@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  jmp    1090 <FUNC_synapse@plt>
```

tool_calls: name: retrieve_data
arguments: tag: D17
type_infered: string
name: retrieve_data
arguments: tag: D18
type_infered: string
name: retrieve_data
arguments: tag: D19
type_infered: string

tool: D17: M.Wilson Caltech

tool: D18: 2-89

tool: D19: Synapse

assistant: ```c
LIBRARY_synapse() {
  LibraryHeader("Synapse", "2-89", "M.Wilson Caltech");
  DATA_synapse();
  FUNC_synapse();
}
```
user: What is the c source code of the assembly code below?

```asm
<LIBRARY_synapse>:
  endbr64
  sub    $0x8,%rsp
  lea    D3(%rip),%rdx
  lea    D0(%rip),%rsi
  lea    D12(%rip),%rdi
  call   <LibraryHeader@plt>
  xor    %eax,%eax
  call   <DATA_synapse@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  jmp    1090 <FUNC_synapse@plt>
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D3
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D0
type_infered: string
name: extract_symbolic_data
arguments: data_tag: D12
type_infered: string

tool: D3: M.Wilson Caltech

tool: D0: 2-89

tool: D12: Synapse

assistant: ```c
LIBRARY_synapse() {
  LibraryHeader("Synapse", "2-89", "M.Wilson Caltech");
  DATA_synapse();
  FUNC_synapse();
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<writeByte>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  andl   $0xff,-0x14(%rbp)
  mov    -0x14(%rbp),%eax
  mov    %eax,%esi
  lea    D0(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  movl   $0x0,-0x4(%rbp)
  jmp    L22
L19:
  mov    -0x14(%rbp),%eax
  and    $0x80,%eax
  test   %eax,%eax
  je     L30
  mov    $0x0,%eax
  call   <write_1@plt>
  jmp    L32
L30:
  mov    $0x0,%eax
  call   <write_0@plt>
L32:
  shll   -0x14(%rbp)
  addl   $0x1,-0x4(%rbp)
L22:
  cmpl   $0x7,-0x4(%rbp)
  jle    L19
  nop
  nop
  leave
  ret
```

tool_calls: name: read_data
arguments: tag: D0
type_guessed: string

tool: D0: %02x 

assistant: ```c
void writeByte(unsigned int value) {
  value &= 0xff;
  printf("%02x ", value);
  for (int i = 0; i < 8; i++) {
    if ((value & 0x80)) {
      write_1();
    } else {
      write_0();
    }
    value *= 2;
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<writeByte>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  movzbl %dil,%ebx
  mov    %ebx,%esi
  lea    D6(%rip),%rdi
  call   <printf@plt>
  mov    $0x8,%ebp
  jmp    L31
L10:
  mov    $0x0,%eax
  call   <write_0@plt>
L8:
  add    %ebx,%ebx
  sub    $0x1,%ebp
  je     L2
L31:
  test   $0x80,%bl
  je     L10
  mov    $0x0,%eax
  call   <write_1@plt>
  jmp    L8
L2:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

tool_calls: name: read_data
arguments: data_label: D6
type: string

tool: D6: %02x 

assistant: ```c
void writeByte(unsigned int value) {
  value &= 0xff;
  printf("%02x ", value);
  for (int i = 0; i < 8; i++) {
    if ((value & 0x80)) {
      write_1();
    } else {
      write_0();
    }
    value *= 2;
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<writeByte>:
  endbr64
  push   %rbp
  mov    $0x8,%ebp
  push   %rbx
  movzbl %dil,%ebx
  lea    D7(%rip),%rdi
  mov    %ebx,%esi
  sub    $0x8,%rsp
  call   <printf@plt>
  jmp    L6
  nopl   0x0(%rax,%rax,1)
L19:
  call   <write_1@plt>
  add    %ebx,%ebx
  sub    $0x1,%ebp
  je     L31
L6:
  xor    %eax,%eax
  test   $0x80,%bl
  jne    L19
  call   <write_0@plt>
  add    %ebx,%ebx
  sub    $0x1,%ebp
  jne    L6
L31:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

tool_calls: name: disassemble_data
arguments: data_label: D7
datatype: string

tool: D7: %02x 

assistant: ```c
void writeByte(unsigned int value) {
  value &= 0xff;
  printf("%02x ", value);
  for (int i = 0; i < 8; i++) {
    if ((value & 0x80)) {
      write_1();
    } else {
      write_0();
    }
    value *= 2;
  }
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<writeByte>:
  endbr64
  push   %rbp
  mov    $0x8,%ebp
  push   %rbx
  movzbl %dil,%ebx
  lea    D1(%rip),%rdi
  mov    %ebx,%esi
  sub    $0x8,%rsp
  call   <printf@plt>
  jmp    L16
  nopl   0x0(%rax,%rax,1)
L6:
  call   <write_1@plt>
  add    %ebx,%ebx
  sub    $0x1,%ebp
  je     L35
L16:
  xor    %eax,%eax
  test   $0x80,%bl
  jne    L6
  call   <write_0@plt>
  add    %ebx,%ebx
  sub    $0x1,%ebp
  jne    L16
L35:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

tool_calls: name: retrieve_data
arguments: label: D1
type_guessed: string

tool: D1: %02x 

assistant: ```c
void writeByte(unsigned int value) {
  value &= 0xff;
  printf("%02x ", value);
  for (int i = 0; i < 8; i++) {
    if ((value & 0x80)) {
      write_1();
    } else {
      write_0();
    }
    value *= 2;
  }
}
```
user: Translate the below assembly code into C programming language:

```asm
<isnan>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  movsd  %xmm0,-0x18(%rbp)
  movsd  -0x18(%rbp),%xmm0
  movsd  %xmm0,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  movabs $0x7ff8000000000000,%rdx
  cmp    %rdx,%rax
  je     L29
  mov    -0x8(%rbp),%rax
  movabs $0x7ff0000000000000,%rdx
  cmp    %rdx,%rax
  je     L29
  mov    -0x8(%rbp),%rax
  movabs $0xfff8000000000000,%rdx
  cmp    %rdx,%rax
  jne    L9
L29:
  mov    $0x1,%eax
  jmp    L30
L9:
  mov    $0x0,%eax
L30:
  pop    %rbp
  ret
```

assistant: ```c
int isnan(double d) {
  union {
    unsigned long long l;
    double d;
  } u;
  u.d = d;
  return (u.l == 0x7FF8000000000000ll || u.l == 0x7FF0000000000000ll || u.l == 0xFFF8000000000000ll);
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<isnan>:
  endbr64
  movq   %xmm0,%rdx
  movq   %xmm0,%rcx
  btr    $0x33,%rcx
  movabs $0x7ff0000000000000,%rax
  cmp    %rax,%rcx
  sete   %al
  movabs $0xfff8000000000000,%rcx
  cmp    %rcx,%rdx
  sete   %dl
  or     %edx,%eax
  movzbl %al,%eax
  ret
```

assistant: ```c
int isnan(double d) {
  union {
    unsigned long long l;
    double d;
  } u;
  u.d = d;
  return (u.l == 0x7FF8000000000000ll || u.l == 0x7FF0000000000000ll || u.l == 0xFFF8000000000000ll);
}
```
user: Translate the below assembly code into C programming language:

```asm
<isnan>:
  endbr64
  movq   %xmm0,%rcx
  movq   %xmm0,%rdx
  movabs $0x7ff0000000000000,%rax
  btr    $0x33,%rcx
  cmp    %rax,%rcx
  movabs $0xfff8000000000000,%rcx
  sete   %al
  cmp    %rcx,%rdx
  sete   %dl
  or     %edx,%eax
  movzbl %al,%eax
  ret
```

assistant: ```c
int isnan(double d) {
  union {
    unsigned long long l;
    double d;
  } u;
  u.d = d;
  return (u.l == 0x7FF8000000000000ll || u.l == 0x7FF0000000000000ll || u.l == 0xFFF8000000000000ll);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<isnan>:
  endbr64
  movq   %xmm0,%rcx
  movq   %xmm0,%rdx
  movabs $0x7ff0000000000000,%rax
  btr    $0x33,%rcx
  cmp    %rax,%rcx
  movabs $0xfff8000000000000,%rcx
  sete   %al
  cmp    %rcx,%rdx
  sete   %dl
  or     %edx,%eax
  movzbl %al,%eax
  ret
```

assistant: ```c
int isnan(double d) {
  union {
    unsigned long long l;
    double d;
  } u;
  u.d = d;
  return (u.l == 0x7FF8000000000000ll || u.l == 0x7FF0000000000000ll || u.l == 0xFFF8000000000000ll);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<strcpy>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  jmp    L1
L13:
  mov    -0x10(%rbp),%rdx
  lea    0x1(%rdx),%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x8(%rbp),%rax
  lea    0x1(%rax),%rcx
  mov    %rcx,-0x8(%rbp)
  movzbl (%rdx),%edx
  mov    %dl,(%rax)
L1:
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L13
  mov    -0x8(%rbp),%rax
  movb   $0x0,(%rax)
  nop
  pop    %rbp
  ret
```

assistant: ```c
char *strcpy(char *dest, char *src) {
  while (*src) {
    *dest++ = *src++;
  }
  *dest = '\0';
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<strcpy>:
  endbr64
  movzbl (%rsi),%eax
  test   %al,%al
  je     L7
L9:
  add    $0x1,%rsi
  add    $0x1,%rdi
  mov    %al,-0x1(%rdi)
  movzbl (%rsi),%eax
  test   %al,%al
  jne    L9
L7:
  movb   $0x0,(%rdi)
  ret
```

assistant: ```c
char *strcpy(char *dest, char *src) {
  while (*src) {
    *dest++ = *src++;
  }
  *dest = '\0';
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<strcpy>:
  endbr64
  jmp    L11
  cs nopw 0x0(%rax,%rax,1)
L18:
  mov    %al,(%rdi)
  add    $0x1,%rdi
  add    $0x1,%rsi
L11:
  movzbl (%rsi),%eax
  test   %al,%al
  jne    L18
  movb   $0x0,(%rdi)
  ret
```

assistant: ```c
char *strcpy(char *dest, char *src) {
  while (*src) {
    *dest++ = *src++;
  }
  *dest = '\0';
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<strcpy>:
  endbr64
  jmp    L14
  cs nopw 0x0(%rax,%rax,1)
L13:
  mov    %al,(%rdi)
  add    $0x1,%rdi
  add    $0x1,%rsi
L14:
  movzbl (%rsi),%eax
  test   %al,%al
  jne    L13
  movb   $0x0,(%rdi)
  ret
```

assistant: ```c
char *strcpy(char *dest, char *src) {
  while (*src) {
    *dest++ = *src++;
  }
  *dest = '\0';
}
```
user: What is the c source code of the assembly code below?

```asm
<k_main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    $0x0,%eax
  call   <k_clear_screen@plt>
  mov    $0x0,%esi
  lea    D9(%rip),%rax
  mov    %rax,%rdi
  call   <k_printf@plt>
  nop
  pop    %rbp
  ret
```

tool_calls: name: disassemble_data
arguments: data_tag: D9
data_type: string

tool: D9: Welcome,
this is my kernel!

assistant: ```c
k_main() {
  k_clear_screen();
  k_printf("Welcome,\nthis is my kernel!", 0);
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<k_main>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x0,%eax
  call   <k_clear_screen@plt>
  mov    $0x0,%esi
  lea    D0(%rip),%rdi
  call   <k_printf@plt>
  add    $0x8,%rsp
  ret
```

tool_calls: name: retrieve_data
arguments: data_label: D0
data_type: string

tool: D0: Welcome,
this is my kernel!

assistant: ```c
k_main() {
  k_clear_screen();
  k_printf("Welcome,\nthis is my kernel!", 0);
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<k_main>:
  endbr64
  sub    $0x8,%rsp
  xor    %eax,%eax
  call   <k_clear_screen@plt>
  xor    %esi,%esi
  lea    D5(%rip),%rdi
  add    $0x8,%rsp
  jmp    1060 <k_printf@plt>
```

tool_calls: name: read_data
arguments: tag: D5
type: string

tool: D5: Welcome,
this is my kernel!

assistant: ```c
k_main() {
  k_clear_screen();
  k_printf("Welcome,\nthis is my kernel!", 0);
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<k_main>:
  endbr64
  sub    $0x8,%rsp
  xor    %eax,%eax
  call   <k_clear_screen@plt>
  xor    %esi,%esi
  lea    D2(%rip),%rdi
  add    $0x8,%rsp
  jmp    1060 <k_printf@plt>
```

tool_calls: name: parse_data
arguments: tag: D2
datatype: string

tool: D2: Welcome,
this is my kernel!

assistant: ```c
k_main() {
  k_clear_screen();
  k_printf("Welcome,\nthis is my kernel!", 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
<ga_var>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  pxor   %xmm0,%xmm0
  movss  %xmm0,-0x10(%rbp)
  mov    -0x20(%rbp),%rdx
  mov    -0x18(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <ga_mean@plt>
  movd   %xmm0,%eax
  mov    %eax,-0xc(%rbp)
  movq   $0x0,-0x8(%rbp)
  jmp    L35
L14:
  mov    -0x8(%rbp),%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm2
  movss  -0xc(%rbp),%xmm0
  movaps %xmm0,%xmm1
  subss  %xmm2,%xmm1
  mov    -0x8(%rbp),%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm2
  movss  -0xc(%rbp),%xmm0
  subss  %xmm2,%xmm0
  mulss  %xmm1,%xmm0
  movss  -0x10(%rbp),%xmm1
  addss  %xmm1,%xmm0
  movss  %xmm0,-0x10(%rbp)
  addq   $0x1,-0x8(%rbp)
L35:
  mov    -0x8(%rbp),%rax
  cmp    -0x20(%rbp),%rax
  jb     L14
  mov    -0x20(%rbp),%rax
  test   %rax,%rax
  js     L13
  pxor   %xmm0,%xmm0
  cvtsi2ss %rax,%xmm0
  jmp    L34
L13:
  mov    %rax,%rdx
  shr    %rdx
  and    $0x1,%eax
  or     %rax,%rdx
  pxor   %xmm0,%xmm0
  cvtsi2ss %rdx,%xmm0
  addss  %xmm0,%xmm0
L34:
  movss  -0x10(%rbp),%xmm1
  divss  %xmm0,%xmm1
  movaps %xmm1,%xmm0
  leave
  ret
```

assistant: ```c
float ga_var(float arr[], unsigned long n) {
  unsigned long i;
  float dev = 0.0, ave;
  ave = ga_mean(arr, n);
  for (i = 0; i < n; i++) {
    dev += (ave - arr[i]) * (ave - arr[i]);
  }
  return dev / n;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<ga_var>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbp
  mov    %rsi,%rbx
  call   <ga_mean@plt>
  test   %rbx,%rbx
  je     L6
  movaps %xmm0,%xmm2
  mov    %rbp,%rax
  lea    0x0(%rbp,%rbx,4),%rdx
  pxor   %xmm0,%xmm0
L23:
  movaps %xmm2,%xmm1
  subss  (%rax),%xmm1
  mulss  %xmm1,%xmm1
  addss  %xmm1,%xmm0
  add    $0x4,%rax
  cmp    %rdx,%rax
  jne    L23
L0:
  test   %rbx,%rbx
  js     L14
  pxor   %xmm1,%xmm1
  cvtsi2ss %rbx,%xmm1
L42:
  divss  %xmm1,%xmm0
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
L6:
  pxor   %xmm0,%xmm0
  jmp    L0
L14:
  mov    %rbx,%rax
  shr    %rax
  and    $0x1,%ebx
  or     %rbx,%rax
  pxor   %xmm1,%xmm1
  cvtsi2ss %rax,%xmm1
  addss  %xmm1,%xmm1
  jmp    L42
```

assistant: ```c
float ga_var(float arr[], unsigned long n) {
  unsigned long i;
  float dev = 0.0, ave;
  ave = ga_mean(arr, n);
  for (i = 0; i < n; i++) {
    dev += (ave - arr[i]) * (ave - arr[i]);
  }
  return dev / n;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<ga_var>:
  endbr64
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x8,%rsp
  call   <ga_mean@plt>
  test   %rbp,%rbp
  je     L9
  mov    %rbx,%rdi
  lea    (%rbx,%rbp,4),%rax
  pxor   %xmm2,%xmm2
  nopl   (%rax)
L7:
  movaps %xmm0,%xmm1
  subss  (%rdi),%xmm1
  add    $0x4,%rdi
  mulss  %xmm1,%xmm1
  addss  %xmm1,%xmm2
  cmp    %rdi,%rax
  jne    L7
L15:
  pxor   %xmm0,%xmm0
  add    $0x8,%rsp
  cvtsi2ss %rbp,%xmm0
  pop    %rbx
  pop    %rbp
  divss  %xmm0,%xmm2
  movaps %xmm2,%xmm0
  ret
  nopw   0x0(%rax,%rax,1)
L9:
  pxor   %xmm2,%xmm2
  jmp    L15
```

assistant: ```c
float ga_var(float arr[], unsigned long n) {
  unsigned long i;
  float dev = 0.0, ave;
  ave = ga_mean(arr, n);
  for (i = 0; i < n; i++) {
    dev += (ave - arr[i]) * (ave - arr[i]);
  }
  return dev / n;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<ga_var>:
  endbr64
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  mov    %rsi,%rbx
  sub    $0x8,%rsp
  call   <ga_mean@plt>
  test   %rbx,%rbx
  je     L77
  lea    -0x1(%rbx),%rax
  cmp    $0x2,%rax
  jbe    L5
  mov    %rbx,%rdx
  movaps %xmm0,%xmm4
  pxor   %xmm2,%xmm2
  mov    %rbp,%rax
  shr    $0x2,%rdx
  shufps $0x0,%xmm4,%xmm4
  shl    $0x4,%rdx
  add    %rbp,%rdx
  nopl   0x0(%rax,%rax,1)
L34:
  movups (%rax),%xmm5
  movaps %xmm4,%xmm1
  add    $0x10,%rax
  subps  %xmm5,%xmm1
  mulps  %xmm1,%xmm1
  addss  %xmm1,%xmm2
  movaps %xmm1,%xmm3
  shufps $0x55,%xmm1,%xmm3
  addss  %xmm3,%xmm2
  movaps %xmm1,%xmm3
  unpckhps %xmm1,%xmm3
  shufps $0xff,%xmm1,%xmm1
  addss  %xmm3,%xmm2
  addss  %xmm1,%xmm2
  cmp    %rdx,%rax
  jne    L34
  mov    %rbx,%rax
  and    $0xfffffffffffffffc,%rax
  test   $0x3,%bl
  je     L13
L25:
  movaps %xmm0,%xmm1
  subss  0x0(%rbp,%rax,4),%xmm1
  lea    0x1(%rax),%rcx
  lea    0x0(,%rax,4),%rdx
  mulss  %xmm1,%xmm1
  addss  %xmm1,%xmm2
  cmp    %rcx,%rbx
  jbe    L13
  movaps %xmm0,%xmm1
  subss  0x4(%rbp,%rdx,1),%xmm1
  add    $0x2,%rax
  mulss  %xmm1,%xmm1
  addss  %xmm1,%xmm2
  cmp    %rax,%rbx
  jbe    L13
  subss  0x8(%rbp,%rdx,1),%xmm0
  mulss  %xmm0,%xmm0
  addss  %xmm0,%xmm2
L13:
  pxor   %xmm0,%xmm0
  add    $0x8,%rsp
  cvtsi2ss %rbx,%xmm0
  pop    %rbx
  pop    %rbp
  divss  %xmm0,%xmm2
  movaps %xmm2,%xmm0
  ret
  nopl   0x0(%rax,%rax,1)
L77:
  pxor   %xmm2,%xmm2
  jmp    L13
L5:
  pxor   %xmm2,%xmm2
  xor    %eax,%eax
  jmp    L25
```

assistant: ```c
float ga_var(float arr[], unsigned long n) {
  unsigned long i;
  float dev = 0.0, ave;
  ave = ga_mean(arr, n);
  for (i = 0; i < n; i++) {
    dev += (ave - arr[i]) * (ave - arr[i]);
  }
  return dev / n;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<xpndstr>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r14
  push   %r13
  push   %r12
  push   %rbx
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %edx,-0x34(%rbp)
  mov    -0x34(%rbp),%r12d
  mov    -0x28(%rbp),%r13
  mov    -0x30(%rbp),%r14
  mov    $0x0,%ebx
  jmp    L8
L20:
  mov    %ebx,%eax
  and    $0x1,%eax
  test   %eax,%eax
  je     L19
  mov    %ebx,%eax
  shr    %eax
  mov    %eax,%eax
  add    %r13,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  sar    $0x8,%eax
  jmp    L9
L19:
  mov    %ebx,%eax
  shr    %eax
  mov    %eax,%eax
  add    %r13,%rax
  movzbl (%rax),%eax
L9:
  mov    %ebx,%edx
  add    %r14,%rdx
  mov    %al,(%rdx)
  add    $0x1,%ebx
L8:
  cmp    %r12d,%ebx
  jb     L20
  nop
  nop
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %rbp
  ret
```

assistant: ```c
void xpndstr(char *src, char *dest, unsigned int size) {
  register unsigned i, rsize = size;
  register char *rsrc = src, *rdest = dest;
  for (i = 0; i < rsize; i++)
    rdest[i] = (i & 0x0001) ? rsrc[i >> 1] >> 8 : (rsrc[i >> 1] & 0x00FF);
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<xpndstr>:
  endbr64
  test   %edx,%edx
  je     L28
  mov    %edx,%edx
  mov    $0x0,%eax
  jmp    L9
L47:
  mov    %eax,%ecx
  shr    %ecx
  mov    %ecx,%ecx
  movzbl (%rdi,%rcx,1),%ecx
L14:
  mov    %cl,(%rsi,%rax,1)
  add    $0x1,%rax
  cmp    %rdx,%rax
  je     L28
L9:
  test   $0x1,%al
  je     L47
  mov    %eax,%ecx
  shr    %ecx
  mov    %ecx,%ecx
  movsbl (%rdi,%rcx,1),%ecx
  shr    $0x18,%ecx
  jmp    L14
L28:
  ret
```

assistant: ```c
void xpndstr(char *src, char *dest, unsigned int size) {
  register unsigned i, rsize = size;
  register char *rsrc = src, *rdest = dest;
  for (i = 0; i < rsize; i++)
    rdest[i] = (i & 0x0001) ? rsrc[i >> 1] >> 8 : (rsrc[i >> 1] & 0x00FF);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<xpndstr>:
  endbr64
  mov    %edx,%r8d
  xor    %eax,%eax
  test   %edx,%edx
  je     L2
  nopl   (%rax)
L11:
  mov    %eax,%edx
  shr    %edx
  movsbl (%rdi,%rdx,1),%ecx
  mov    %ecx,%edx
  sar    $0x8,%ecx
  test   $0x1,%al
  cmovne %ecx,%edx
  mov    %dl,(%rsi,%rax,1)
  add    $0x1,%rax
  cmp    %rax,%r8
  jne    L11
L2:
  ret
```

assistant: ```c
void xpndstr(char *src, char *dest, unsigned int size) {
  register unsigned i, rsize = size;
  register char *rsrc = src, *rdest = dest;
  for (i = 0; i < rsize; i++)
    rdest[i] = (i & 0x0001) ? rsrc[i >> 1] >> 8 : (rsrc[i >> 1] & 0x00FF);
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<xpndstr>:
  endbr64
  mov    %edx,%ecx
  xor    %eax,%eax
  test   %edx,%edx
  je     L32
  nopl   0x0(%rax)
L9:
  mov    %eax,%edx
  shr    %edx
  movsbl (%rdi,%rdx,1),%edx
  test   $0x1,%al
  je     L16
  sar    $0x8,%edx
  mov    %dl,(%rsi,%rax,1)
  add    $0x1,%rax
  cmp    %rcx,%rax
  jne    L9
  ret
  nopl   0x0(%rax)
L16:
  mov    %dl,(%rsi,%rax,1)
  add    $0x1,%rax
  cmp    %rax,%rcx
  jne    L9
L32:
  ret
```

assistant: ```c
void xpndstr(char *src, char *dest, unsigned int size) {
  register unsigned i, rsize = size;
  register char *rsrc = src, *rdest = dest;
  for (i = 0; i < rsize; i++)
    rdest[i] = (i & 0x0001) ? rsrc[i >> 1] >> 8 : (rsrc[i >> 1] & 0x00FF);
}
```