ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<i2a>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    %rsi,-0x20(%rbp)
  movl   $0x0,-0x4(%rbp)
  cmpl   $0x0,-0x14(%rbp)
  jns    L3
  negl   -0x14(%rbp)
  mov    -0x20(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x20(%rbp)
  movb   $0x2d,(%rax)
  movl   $0x1,-0x4(%rbp)
L3:
  mov    -0x20(%rbp),%rdx
  mov    -0x14(%rbp),%eax
  mov    %rdx,%rcx
  mov    $0x0,%edx
  mov    $0xa,%esi
  mov    %eax,%edi
  call   <ui2a@plt>
  mov    %eax,%edx
  mov    -0x4(%rbp),%eax
  add    %edx,%eax
  mov    %eax,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  leave
  ret
```

assistant: ```c
int i2a(int num, char *bf) {
  int n = 0;
  if (num < 0) {
    num = -num;
    *bf++ = '-';
    n = 1;
  }
  n += ui2a(num, 10, 0, bf);
  return n;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<i2a>:
  endbr64
  push   %rbx
  mov    %rsi,%rcx
  mov    $0x0,%ebx
  test   %edi,%edi
  js     L13
L16:
  mov    $0x0,%edx
  mov    $0xa,%esi
  call   <ui2a@plt>
  add    %ebx,%eax
  pop    %rbx
  ret
L13:
  neg    %edi
  movb   $0x2d,(%rsi)
  lea    0x1(%rsi),%rcx
  mov    $0x1,%ebx
  jmp    L16
```

assistant: ```c
int i2a(int num, char *bf) {
  int n = 0;
  if (num < 0) {
    num = -num;
    *bf++ = '-';
    n = 1;
  }
  n += ui2a(num, 10, 0, bf);
  return n;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<i2a>:
  endbr64
  push   %rbx
  mov    %rsi,%rcx
  xor    %ebx,%ebx
  test   %edi,%edi
  jns    L9
  movb   $0x2d,(%rsi)
  neg    %edi
  add    $0x1,%rcx
  mov    $0x1,%ebx
L9:
  xor    %edx,%edx
  mov    $0xa,%esi
  call   <ui2a@plt>
  add    %ebx,%eax
  pop    %rbx
  ret
```

assistant: ```c
int i2a(int num, char *bf) {
  int n = 0;
  if (num < 0) {
    num = -num;
    *bf++ = '-';
    n = 1;
  }
  n += ui2a(num, 10, 0, bf);
  return n;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<i2a>:
  endbr64
  push   %rbx
  mov    %rsi,%rcx
  xor    %ebx,%ebx
  test   %edi,%edi
  jns    L3
  movb   $0x2d,(%rsi)
  neg    %edi
  add    $0x1,%rcx
  mov    $0x1,%ebx
L3:
  xor    %edx,%edx
  mov    $0xa,%esi
  call   <ui2a@plt>
  add    %ebx,%eax
  pop    %rbx
  ret
```

assistant: ```c
int i2a(int num, char *bf) {
  int n = 0;
  if (num < 0) {
    num = -num;
    *bf++ = '-';
    n = 1;
  }
  n += ui2a(num, 10, 0, bf);
  return n;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<HA_CountColumnsInTemplate>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  movl   $0x1,-0xc(%rbp)
  mov    -0x28(%rbp),%rax
  movl   $0x3e7,(%rax)
  mov    -0x18(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  jmp    L54
L2:
  addq   $0x1,-0x8(%rbp)
L54:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isspace@plt>
  test   %rax,%rax
  jne    L2
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x26,%al
  jne    L61
  mov    -0x8(%rbp),%rax
  movb   $0x20,(%rax)
  mov    -0x28(%rbp),%rax
  movl   $0x1,(%rax)
  addq   $0x1,-0x8(%rbp)
  jmp    L61
L43:
  addq   $0x1,-0x8(%rbp)
  addl   $0x1,-0xc(%rbp)
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x26,%al
  jne    L61
  mov    -0x8(%rbp),%rax
  movb   $0x20,(%rax)
  mov    -0x28(%rbp),%rax
  mov    -0xc(%rbp),%edx
  mov    %edx,(%rax)
  addq   $0x1,-0x8(%rbp)
L61:
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <NextAmpersand@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  je     L9
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L43
L9:
  mov    -0x20(%rbp),%rax
  mov    -0xc(%rbp),%edx
  mov    %edx,(%rax)
  mov    -0x28(%rbp),%rax
  mov    (%rax),%edx
  mov    -0x20(%rbp),%rax
  mov    (%rax),%eax
  mov    %edx,%ecx
  mov    %eax,%edx
  lea    D0(%rip),%rax
  mov    %rax,%rsi
  mov    $0x5,%edi
  call   <diagnostics@plt>
  nop
  leave
  ret
```

tool_calls: name: retrieve_data
arguments: tag: D0
type: string

tool: D0: ncolumns = %d, nrepeat = %d

assistant: ```c
void HA_CountColumnsInTemplate(char *HA_template, int *ncol, int *nrepeat) {
  char *s;
  int col = 1;
  *nrepeat = 999;
  s = (char *)HA_template;
  while (isspace(*s))
    s++;
  if (*s == '&') {
    *s = ' ';
    *nrepeat = 1;
    s++;
  }
  while ((s = NextAmpersand(s)) && *s != '\0') {
    s++;
    col++;
    if (*s == '&') {
      *s = ' ';
      *nrepeat = col;
      s++;
    }
  }
  *ncol = col;
  diagnostics(5, "ncolumns = %d, nrepeat = %d", *ncol, *nrepeat);
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<HA_CountColumnsInTemplate>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbx
  mov    %rsi,%r13
  mov    %rdx,%r12
  movl   $0x3e7,(%rdx)
  jmp    L51
L71:
  add    $0x1,%rbx
L51:
  movsbl (%rbx),%edi
  call   <isspace@plt>
  test   %rax,%rax
  jne    L71
  cmpb   $0x26,(%rbx)
  je     L14
L23:
  mov    $0x1,%ebp
L25:
  mov    %rbx,%rdi
  call   <NextAmpersand@plt>
  test   %rax,%rax
  je     L13
  cmpb   $0x0,(%rax)
  je     L13
  add    $0x1,%ebp
  lea    0x1(%rax),%rbx
  cmpb   $0x26,0x1(%rax)
  jne    L25
  movb   $0x20,0x1(%rax)
  mov    %ebp,(%r12)
  lea    0x2(%rax),%rbx
  jmp    L25
L14:
  movb   $0x20,(%rbx)
  movl   $0x1,(%r12)
  add    $0x1,%rbx
  jmp    L23
L13:
  mov    %ebp,0x0(%r13)
  mov    (%r12),%ecx
  mov    %ebp,%edx
  lea    D9(%rip),%rsi
  mov    $0x5,%edi
  call   <diagnostics@plt>
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

tool_calls: name: parse_data
arguments: tag: D9
type_guessed: string

tool: D9: ncolumns = %d, nrepeat = %d

assistant: ```c
void HA_CountColumnsInTemplate(char *HA_template, int *ncol, int *nrepeat) {
  char *s;
  int col = 1;
  *nrepeat = 999;
  s = (char *)HA_template;
  while (isspace(*s))
    s++;
  if (*s == '&') {
    *s = ' ';
    *nrepeat = 1;
    s++;
  }
  while ((s = NextAmpersand(s)) && *s != '\0') {
    s++;
    col++;
    if (*s == '&') {
      *s = ' ';
      *nrepeat = col;
      s++;
    }
  }
  *ncol = col;
  diagnostics(5, "ncolumns = %d, nrepeat = %d", *ncol, *nrepeat);
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<HA_CountColumnsInTemplate>:
  endbr64
  push   %r13
  mov    %rsi,%r13
  push   %r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  mov    %rdx,%rbx
  sub    $0x8,%rsp
  movl   $0x3e7,(%rdx)
  jmp    L24
  nop
L64:
  add    $0x1,%rbp
L24:
  movsbl 0x0(%rbp),%edi
  call   <isspace@plt>
  test   %rax,%rax
  jne    L64
  cmpb   $0x26,0x0(%rbp)
  jne    L13
  movb   $0x20,0x0(%rbp)
  add    $0x1,%rbp
  movl   $0x1,(%rbx)
L13:
  mov    $0x1,%r12d
  nopl   0x0(%rax)
L11:
  mov    %rbp,%rdi
  call   <NextAmpersand@plt>
  test   %rax,%rax
  je     L47
L31:
  cmpb   $0x0,(%rax)
  je     L47
  add    $0x1,%r12d
  cmpb   $0x26,0x1(%rax)
  lea    0x1(%rax),%rbp
  jne    L11
  movb   $0x20,0x1(%rax)
  lea    0x2(%rax),%rbp
  mov    %r12d,(%rbx)
  mov    %rbp,%rdi
  call   <NextAmpersand@plt>
  test   %rax,%rax
  jne    L31
L47:
  mov    %r12d,0x0(%r13)
  mov    (%rbx),%ecx
  add    $0x8,%rsp
  mov    %r12d,%edx
  pop    %rbx
  lea    D1(%rip),%rsi
  pop    %rbp
  mov    $0x5,%edi
  pop    %r12
  pop    %r13
  jmp    1080 <diagnostics@plt>
```

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

tool: D1: ncolumns = %d, nrepeat = %d

assistant: ```c
void HA_CountColumnsInTemplate(char *HA_template, int *ncol, int *nrepeat) {
  char *s;
  int col = 1;
  *nrepeat = 999;
  s = (char *)HA_template;
  while (isspace(*s))
    s++;
  if (*s == '&') {
    *s = ' ';
    *nrepeat = 1;
    s++;
  }
  while ((s = NextAmpersand(s)) && *s != '\0') {
    s++;
    col++;
    if (*s == '&') {
      *s = ' ';
      *nrepeat = col;
      s++;
    }
  }
  *ncol = col;
  diagnostics(5, "ncolumns = %d, nrepeat = %d", *ncol, *nrepeat);
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<HA_CountColumnsInTemplate>:
  endbr64
  push   %r13
  mov    %rsi,%r13
  push   %r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  mov    %rdx,%rbx
  sub    $0x8,%rsp
  movl   $0x3e7,(%rdx)
  jmp    L13
  nop
L29:
  add    $0x1,%rbp
L13:
  movsbl 0x0(%rbp),%edi
  call   <isspace@plt>
  test   %rax,%rax
  jne    L29
  cmpb   $0x26,0x0(%rbp)
  jne    L68
  movb   $0x20,0x0(%rbp)
  add    $0x1,%rbp
  movl   $0x1,(%rbx)
L68:
  mov    $0x1,%r12d
  nopl   0x0(%rax)
L31:
  mov    %rbp,%rdi
  call   <NextAmpersand@plt>
  test   %rax,%rax
  je     L50
L45:
  cmpb   $0x0,(%rax)
  je     L50
  add    $0x1,%r12d
  cmpb   $0x26,0x1(%rax)
  lea    0x1(%rax),%rbp
  jne    L31
  movb   $0x20,0x1(%rax)
  lea    0x2(%rax),%rbp
  mov    %r12d,(%rbx)
  mov    %rbp,%rdi
  call   <NextAmpersand@plt>
  test   %rax,%rax
  jne    L45
L50:
  mov    %r12d,0x0(%r13)
  mov    (%rbx),%ecx
  add    $0x8,%rsp
  mov    %r12d,%edx
  pop    %rbx
  lea    D6(%rip),%rsi
  pop    %rbp
  mov    $0x5,%edi
  pop    %r12
  pop    %r13
  jmp    1080 <diagnostics@plt>
```

tool_calls: name: retrieve_data
arguments: data_label: D6
type_guessed: string

tool: D6: ncolumns = %d, nrepeat = %d

assistant: ```c
void HA_CountColumnsInTemplate(char *HA_template, int *ncol, int *nrepeat) {
  char *s;
  int col = 1;
  *nrepeat = 999;
  s = (char *)HA_template;
  while (isspace(*s))
    s++;
  if (*s == '&') {
    *s = ' ';
    *nrepeat = 1;
    s++;
  }
  while ((s = NextAmpersand(s)) && *s != '\0') {
    s++;
    col++;
    if (*s == '&') {
      *s = ' ';
      *nrepeat = col;
      s++;
    }
  }
  *ncol = col;
  diagnostics(5, "ncolumns = %d, nrepeat = %d", *ncol, *nrepeat);
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  lea    D3(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    $0x0,%eax
  pop    %rbp
  ret
```

tool_calls: name: parse_data
arguments: label: D3
data_type: string

tool: D3: Hello, World!


assistant: ```c
int main() {
  puts("Hello, World!\n");
  return 0;
}
```
user: Demonstrate the C code that generates the assembly output below:

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

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

tool: D0: Hello, World!


assistant: ```c
int main() {
  puts("Hello, World!\n");
  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
  sub    $0x8,%rsp
  lea    D3(%rip),%rdi
  call   <puts@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: extract_symbolic_data
arguments: label: D3
datatype: string

tool: D3: Hello, World!


assistant: ```c
int main() {
  puts("Hello, World!\n");
  return 0;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  lea    D4(%rip),%rdi
  call   <puts@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: parse_data
arguments: data_tag: D4
datatype: string

tool: D4: Hello, World!


assistant: ```c
int main() {
  puts("Hello, World!\n");
  return 0;
}
```
user: What is the c source code of the assembly code below:

```asm
<glmReflectVector2d>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    -0x20(%rbp),%rax
  movsd  (%rax),%xmm1
  mov    -0x28(%rbp),%rax
  movsd  (%rax),%xmm0
  mulsd  %xmm0,%xmm1
  mov    -0x20(%rbp),%rax
  add    $0x8,%rax
  movsd  (%rax),%xmm2
  mov    -0x28(%rbp),%rax
  add    $0x8,%rax
  movsd  (%rax),%xmm0
  mulsd  %xmm2,%xmm0
  addsd  %xmm1,%xmm0
  addsd  %xmm0,%xmm0
  movsd  %xmm0,-0x8(%rbp)
  mov    -0x20(%rbp),%rax
  movsd  (%rax),%xmm0
  mov    -0x28(%rbp),%rax
  movsd  (%rax),%xmm1
  mulsd  -0x8(%rbp),%xmm1
  subsd  %xmm1,%xmm0
  mov    -0x18(%rbp),%rax
  movsd  %xmm0,(%rax)
  mov    -0x20(%rbp),%rax
  add    $0x8,%rax
  movsd  (%rax),%xmm0
  mov    -0x28(%rbp),%rax
  add    $0x8,%rax
  movsd  (%rax),%xmm1
  mulsd  -0x8(%rbp),%xmm1
  mov    -0x18(%rbp),%rax
  add    $0x8,%rax
  subsd  %xmm1,%xmm0
  movsd  %xmm0,(%rax)
  nop
  pop    %rbp
  ret
```

assistant: ```c
void glmReflectVector2d(double result[2], const double v[2], const double normal[2]) {
  double temp;
  temp = 2.0 * (v[0] * normal[0] + v[1] * normal[1]);
  result[0] = v[0] - normal[0] * temp;
  result[1] = v[1] - normal[1] * temp;
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<glmReflectVector2d>:
  endbr64
  movsd  (%rsi),%xmm1
  movsd  (%rdx),%xmm2
  movsd  0x8(%rsi),%xmm0
  mulsd  0x8(%rdx),%xmm0
  movapd %xmm1,%xmm3
  mulsd  %xmm2,%xmm3
  addsd  %xmm3,%xmm0
  addsd  %xmm0,%xmm0
  mulsd  %xmm0,%xmm2
  subsd  %xmm2,%xmm1
  movsd  %xmm1,(%rdi)
  mulsd  0x8(%rdx),%xmm0
  movsd  0x8(%rsi),%xmm1
  subsd  %xmm0,%xmm1
  movsd  %xmm1,0x8(%rdi)
  ret
```

assistant: ```c
void glmReflectVector2d(double result[2], const double v[2], const double normal[2]) {
  double temp;
  temp = 2.0 * (v[0] * normal[0] + v[1] * normal[1]);
  result[0] = v[0] - normal[0] * temp;
  result[1] = v[1] - normal[1] * temp;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<glmReflectVector2d>:
  endbr64
  movsd  (%rsi),%xmm1
  movsd  (%rdx),%xmm2
  movsd  0x8(%rsi),%xmm0
  mulsd  0x8(%rdx),%xmm0
  movapd %xmm1,%xmm3
  mulsd  %xmm2,%xmm3
  addsd  %xmm3,%xmm0
  addsd  %xmm0,%xmm0
  mulsd  %xmm0,%xmm2
  subsd  %xmm2,%xmm1
  movsd  %xmm1,(%rdi)
  mulsd  0x8(%rdx),%xmm0
  movsd  0x8(%rsi),%xmm1
  subsd  %xmm0,%xmm1
  movsd  %xmm1,0x8(%rdi)
  ret
```

assistant: ```c
void glmReflectVector2d(double result[2], const double v[2], const double normal[2]) {
  double temp;
  temp = 2.0 * (v[0] * normal[0] + v[1] * normal[1]);
  result[0] = v[0] - normal[0] * temp;
  result[1] = v[1] - normal[1] * temp;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<glmReflectVector2d>:
  endbr64
  movsd  (%rsi),%xmm1
  movsd  (%rdx),%xmm2
  movsd  0x8(%rsi),%xmm0
  mulsd  0x8(%rdx),%xmm0
  movapd %xmm1,%xmm3
  mulsd  %xmm2,%xmm3
  addsd  %xmm3,%xmm0
  addsd  %xmm0,%xmm0
  mulsd  %xmm0,%xmm2
  subsd  %xmm2,%xmm1
  movsd  %xmm1,(%rdi)
  mulsd  0x8(%rdx),%xmm0
  movsd  0x8(%rsi),%xmm1
  subsd  %xmm0,%xmm1
  movsd  %xmm1,0x8(%rdi)
  ret
```

assistant: ```c
void glmReflectVector2d(double result[2], const double v[2], const double normal[2]) {
  double temp;
  temp = 2.0 * (v[0] * normal[0] + v[1] * normal[1]);
  result[0] = v[0] - normal[0] * temp;
  result[1] = v[1] - normal[1] * temp;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<file_ext>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    -0x18(%rbp),%rax
  mov    $0x2e,%esi
  mov    %rax,%rdi
  call   <strchr@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  jne    L9
  mov    $0xffffffff,%eax
  jmp    L1
L9:
  addq   $0x1,-0x8(%rbp)
  mov    -0x20(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
L1:
  leave
  ret
```

assistant: ```c
int file_ext(char filenm[], char filext[]) {
  char *ptr;
  ptr = strpbrk(filenm, ".");
  ptr;
  if (ptr == NULL)
    return (-1);
  else {
    ptr++;
    return (strcmp(ptr, filext));
  }
}
```
user: What is the c source code of the assembly code below:

```asm
<file_ext>:
  endbr64
  push   %rbx
  mov    %rsi,%rbx
  mov    $0x2e,%esi
  call   <strchr@plt>
  test   %rax,%rax
  je     L15
  lea    0x1(%rax),%rdi
  mov    %rbx,%rsi
  call   <strcmp@plt>
L6:
  pop    %rbx
  ret
L15:
  mov    $0xffffffff,%eax
  jmp    L6
```

assistant: ```c
int file_ext(char filenm[], char filext[]) {
  char *ptr;
  ptr = strpbrk(filenm, ".");
  ptr;
  if (ptr == NULL)
    return (-1);
  else {
    ptr++;
    return (strcmp(ptr, filext));
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<file_ext>:
  endbr64
  push   %rbp
  mov    %rsi,%rbp
  mov    $0x2e,%esi
  call   <strchr@plt>
  test   %rax,%rax
  je     L7
  mov    %rbp,%rsi
  lea    0x1(%rax),%rdi
  pop    %rbp
  jmp    1070 <strcmp@plt>
L7:
  mov    $0xffffffff,%eax
  pop    %rbp
  ret
```

assistant: ```c
int file_ext(char filenm[], char filext[]) {
  char *ptr;
  ptr = strpbrk(filenm, ".");
  ptr;
  if (ptr == NULL)
    return (-1);
  else {
    ptr++;
    return (strcmp(ptr, filext));
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<file_ext>:
  endbr64
  push   %rbp
  mov    %rsi,%rbp
  mov    $0x2e,%esi
  call   <strchr@plt>
  test   %rax,%rax
  je     L0
  mov    %rbp,%rsi
  lea    0x1(%rax),%rdi
  pop    %rbp
  jmp    1070 <strcmp@plt>
L0:
  mov    $0xffffffff,%eax
  pop    %rbp
  ret
```

assistant: ```c
int file_ext(char filenm[], char filext[]) {
  char *ptr;
  ptr = strpbrk(filenm, ".");
  ptr;
  if (ptr == NULL)
    return (-1);
  else {
    ptr++;
    return (strcmp(ptr, filext));
  }
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<xvm_sub>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %rdx,-0x38(%rbp)
  mov    %rcx,-0x40(%rbp)
  cmpq   $0x0,-0x28(%rbp)
  je     L31
  mov    -0x28(%rbp),%rax
  and    $0xf,%eax
  test   %rax,%rax
  jne    L31
  mov    $0x1,%eax
  jmp    L18
L31:
  mov    $0x0,%eax
L18:
  mov    %eax,%edi
  call   <assert@plt>
  cmpq   $0x0,-0x30(%rbp)
  je     L71
  mov    -0x30(%rbp),%rax
  and    $0xf,%eax
  test   %rax,%rax
  jne    L71
  mov    $0x1,%eax
  jmp    L8
L71:
  mov    $0x0,%eax
L8:
  mov    %eax,%edi
  call   <assert@plt>
  cmpq   $0x0,-0x38(%rbp)
  je     L50
  mov    -0x38(%rbp),%rax
  and    $0xf,%eax
  test   %rax,%rax
  jne    L50
  mov    $0x1,%eax
  jmp    L90
L50:
  mov    $0x0,%eax
L90:
  mov    %eax,%edi
  call   <assert@plt>
  movq   $0x0,-0x8(%rbp)
  jmp    L91
L105:
  mov    -0x8(%rbp),%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,%rdi
  call   <_mm_load_pd@plt>
  mov    %eax,-0x20(%rbp)
  mov    -0x8(%rbp),%rax
  add    $0x2,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,%rdi
  call   <_mm_load_pd@plt>
  mov    %eax,-0x1c(%rbp)
  mov    -0x8(%rbp),%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x38(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,%rdi
  call   <_mm_load_pd@plt>
  mov    %eax,-0x18(%rbp)
  mov    -0x8(%rbp),%rax
  add    $0x2,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x38(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,%rdi
  call   <_mm_load_pd@plt>
  mov    %eax,-0x14(%rbp)
  mov    -0x18(%rbp),%edx
  mov    -0x20(%rbp),%eax
  mov    %edx,%esi
  mov    %eax,%edi
  call   <_mm_sub_pd@plt>
  mov    %eax,-0x10(%rbp)
  mov    -0x14(%rbp),%edx
  mov    -0x1c(%rbp),%eax
  mov    %edx,%esi
  mov    %eax,%edi
  call   <_mm_sub_pd@plt>
  mov    %eax,-0xc(%rbp)
  mov    -0x8(%rbp),%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x28(%rbp),%rax
  add    %rax,%rdx
  mov    -0x10(%rbp),%eax
  mov    %eax,%esi
  mov    %rdx,%rdi
  call   <_mm_store_pd@plt>
  mov    -0x8(%rbp),%rax
  add    $0x2,%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x28(%rbp),%rax
  add    %rax,%rdx
  mov    -0xc(%rbp),%eax
  mov    %eax,%esi
  mov    %rdx,%rdi
  call   <_mm_store_pd@plt>
  addq   $0x4,-0x8(%rbp)
L91:
  mov    -0x8(%rbp),%rax
  cmp    -0x40(%rbp),%rax
  jb     L105
  nop
  nop
  leave
  ret
```

assistant: ```c
void xvm_sub(double r[], const double x[], const double y[], size_t N) {
  assert(r != NULL && ((size_t)r % 16) == 0);
  assert(x != NULL && ((size_t)x % 16) == 0);
  assert(y != NULL && ((size_t)y % 16) == 0);
  for (size_t n = 0; n < N; n += 4) {
    const __m128d x0 = _mm_load_pd(x + n);
    const __m128d x1 = _mm_load_pd(x + n + 2);
    const __m128d y0 = _mm_load_pd(y + n);
    const __m128d y1 = _mm_load_pd(y + n + 2);
    const __m128d r0 = _mm_sub_pd(x0, y0);
    const __m128d r1 = _mm_sub_pd(x1, y1);
    _mm_store_pd(r + n, r0);
    _mm_store_pd(r + n + 2, r1);
  }
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<xvm_sub>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %rdi,%rbx
  mov    %rsi,%r12
  mov    %rdx,%rbp
  mov    %rcx,%r15
  mov    $0x0,%edi
  test   %rbx,%rbx
  je     L17
  test   $0xf,%bl
  sete   %dil
  movzbl %dil,%edi
L17:
  call   <assert@plt>
  mov    $0x0,%edi
  test   %r12,%r12
  je     L35
  test   $0xf,%r12b
  sete   %dil
  movzbl %dil,%edi
L35:
  call   <assert@plt>
  mov    $0x0,%edi
  test   %rbp,%rbp
  je     L18
  test   $0xf,%bpl
  sete   %dil
  movzbl %dil,%edi
L18:
  call   <assert@plt>
  test   %r15,%r15
  je     L29
  sub    $0x1,%r15
  shr    $0x2,%r15
  mov    $0x0,%r14d
L16:
  mov    %r12,%rdi
  call   <_mm_load_pd@plt>
  mov    %eax,0x4(%rsp)
  lea    0x10(%r12),%rdi
  call   <_mm_load_pd@plt>
  mov    %eax,0x8(%rsp)
  mov    %rbp,%rdi
  call   <_mm_load_pd@plt>
  mov    %eax,%r13d
  lea    0x10(%rbp),%rdi
  call   <_mm_load_pd@plt>
  mov    %eax,0xc(%rsp)
  mov    %r13d,%esi
  mov    0x4(%rsp),%edi
  call   <_mm_sub_pd@plt>
  mov    %eax,%r13d
  mov    0xc(%rsp),%esi
  mov    0x8(%rsp),%edi
  call   <_mm_sub_pd@plt>
  mov    %eax,0x4(%rsp)
  mov    %r13d,%esi
  mov    %rbx,%rdi
  call   <_mm_store_pd@plt>
  lea    0x10(%rbx),%rdi
  mov    0x4(%rsp),%esi
  call   <_mm_store_pd@plt>
  mov    %r14,%rax
  add    $0x1,%r14
  add    $0x20,%r12
  add    $0x20,%rbp
  add    $0x20,%rbx
  cmp    %r15,%rax
  jne    L16
L29:
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
void xvm_sub(double r[], const double x[], const double y[], size_t N) {
  assert(r != NULL && ((size_t)r % 16) == 0);
  assert(x != NULL && ((size_t)x % 16) == 0);
  assert(y != NULL && ((size_t)y % 16) == 0);
  for (size_t n = 0; n < N; n += 4) {
    const __m128d x0 = _mm_load_pd(x + n);
    const __m128d x1 = _mm_load_pd(x + n + 2);
    const __m128d y0 = _mm_load_pd(y + n);
    const __m128d y1 = _mm_load_pd(y + n + 2);
    const __m128d r0 = _mm_sub_pd(x0, y0);
    const __m128d r1 = _mm_sub_pd(x1, y1);
    _mm_store_pd(r + n, r0);
    _mm_store_pd(r + n + 2, r1);
  }
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<xvm_sub>:
  endbr64
  push   %r15
  push   %r14
  mov    %rcx,%r14
  push   %r13
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  mov    %rdx,%rbp
  push   %rbx
  mov    %rdi,%rbx
  xor    %edi,%edi
  sub    $0x18,%rsp
  test   %rbx,%rbx
  je     L37
  xor    %edi,%edi
  test   $0xf,%bl
  sete   %dil
L37:
  call   <assert@plt>
  xor    %edi,%edi
  test   %r12,%r12
  je     L26
  xor    %edi,%edi
  test   $0xf,%r12b
  sete   %dil
L26:
  call   <assert@plt>
  xor    %edi,%edi
  test   %rbp,%rbp
  je     L25
  xor    %edi,%edi
  test   $0xf,%bpl
  sete   %dil
L25:
  call   <assert@plt>
  test   %r14,%r14
  je     L47
  sub    $0x1,%r14
  shr    $0x2,%r14
  mov    %r14,0x8(%rsp)
  xor    %r14d,%r14d
  nopl   0x0(%rax,%rax,1)
L43:
  mov    %r12,%rdi
  call   <_mm_load_pd@plt>
  lea    0x10(%r12),%rdi
  add    $0x20,%r12
  mov    %eax,%r15d
  call   <_mm_load_pd@plt>
  mov    %rbp,%rdi
  mov    %eax,%r13d
  call   <_mm_load_pd@plt>
  lea    0x10(%rbp),%rdi
  add    $0x20,%rbp
  mov    %eax,0x4(%rsp)
  call   <_mm_load_pd@plt>
  mov    0x4(%rsp),%esi
  mov    %r15d,%edi
  mov    %eax,(%rsp)
  call   <_mm_sub_pd@plt>
  mov    (%rsp),%esi
  mov    %r13d,%edi
  mov    %eax,%r15d
  call   <_mm_sub_pd@plt>
  mov    %rbx,%rdi
  mov    %r15d,%esi
  mov    %eax,%r13d
  call   <_mm_store_pd@plt>
  lea    0x10(%rbx),%rdi
  mov    %r13d,%esi
  add    $0x20,%rbx
  call   <_mm_store_pd@plt>
  mov    %r14,%rax
  add    $0x1,%r14
  cmp    0x8(%rsp),%rax
  jne    L43
L47:
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
void xvm_sub(double r[], const double x[], const double y[], size_t N) {
  assert(r != NULL && ((size_t)r % 16) == 0);
  assert(x != NULL && ((size_t)x % 16) == 0);
  assert(y != NULL && ((size_t)y % 16) == 0);
  for (size_t n = 0; n < N; n += 4) {
    const __m128d x0 = _mm_load_pd(x + n);
    const __m128d x1 = _mm_load_pd(x + n + 2);
    const __m128d y0 = _mm_load_pd(y + n);
    const __m128d y1 = _mm_load_pd(y + n + 2);
    const __m128d r0 = _mm_sub_pd(x0, y0);
    const __m128d r1 = _mm_sub_pd(x1, y1);
    _mm_store_pd(r + n, r0);
    _mm_store_pd(r + n + 2, r1);
  }
}
```