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

```asm
<copy_bytes_unaligned>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %rdx,-0x38(%rbp)
  mov    %ecx,-0x3c(%rbp)
  mov    -0x3c(%rbp),%eax
  lea    0x7(%rax),%edx
  test   %eax,%eax
  cmovs  %edx,%eax
  sar    $0x3,%eax
  mov    %eax,-0x18(%rbp)
  mov    -0x3c(%rbp),%eax
  and    $0x7,%eax
  mov    %eax,-0x14(%rbp)
  mov    -0x14(%rbp),%eax
  mov    $0x1,%edx
  mov    %eax,%ecx
  shl    %cl,%edx
  mov    %edx,%eax
  sub    $0x1,%eax
  mov    %eax,-0x10(%rbp)
  mov    -0x10(%rbp),%eax
  not    %eax
  mov    %eax,-0xc(%rbp)
  movq   $0x0,-0x8(%rbp)
  jmp    L7
L10:
  mov    -0x18(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%edx
  mov    -0x14(%rbp),%eax
  mov    %eax,%ecx
  shl    %cl,%edx
  mov    %edx,%eax
  mov    -0x8(%rbp),%rdx
  lea    0x0(,%rdx,4),%rcx
  mov    -0x28(%rbp),%rdx
  add    %rcx,%rdx
  and    -0xc(%rbp),%eax
  mov    %eax,(%rdx)
  mov    -0x8(%rbp),%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%esi
  mov    -0x18(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  add    $0x1,%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%edx
  mov    $0x8,%eax
  sub    -0x14(%rbp),%eax
  mov    %eax,%ecx
  sar    %cl,%edx
  mov    %edx,%eax
  and    -0x10(%rbp),%eax
  mov    %eax,%edx
  mov    -0x8(%rbp),%rax
  lea    0x0(,%rax,4),%rcx
  mov    -0x28(%rbp),%rax
  add    %rcx,%rax
  or     %esi,%edx
  mov    %edx,(%rax)
  addq   $0x1,-0x8(%rbp)
L7:
  mov    -0x8(%rbp),%rax
  cmp    -0x38(%rbp),%rax
  jb     L10
  nop
  nop
  pop    %rbp
  ret
```

assistant: ```c
void copy_bytes_unaligned(uint8_t *out, const uint8_t *in, size_t len, uint8_t offset) {
  uint8_t byte_off = offset / 8;
  uint8_t bit_off = offset & 7;
  uint8_t rmask = (1 << bit_off) - 1;
  uint8_t lmask = ~rmask;
  for (size_t i = 0; i < len; i++) {
    out[i] = (in[i + byte_off] << bit_off) & lmask;
    out[i] |= (in[i + byte_off + 1] >> (8 - bit_off)) & rmask;
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<copy_bytes_unaligned>:
  endbr64
  mov    %ecx,%r8d
  lea    0x7(%rcx),%eax
  test   %ecx,%ecx
  cmovns %ecx,%eax
  sar    $0x3,%eax
  and    $0x7,%r8d
  mov    $0x1,%r9d
  mov    %r8d,%ecx
  shl    %cl,%r9d
  lea    -0x1(%r9),%r11d
  neg    %r9d
  test   %rdx,%rdx
  je     L1
  push   %rbx
  mov    %rdi,%r10
  cltq
  lea    (%rsi,%rax,4),%rdi
  mov    %r10,%rsi
  lea    (%r10,%rdx,4),%rbx
  mov    $0x8,%r10d
  sub    %r8d,%r10d
L17:
  mov    (%rdi),%edx
  mov    %r8d,%ecx
  shl    %cl,%edx
  and    %r9d,%edx
  mov    %edx,(%rsi)
  mov    0x4(%rdi),%eax
  mov    %r10d,%ecx
  sar    %cl,%eax
  and    %r11d,%eax
  or     %edx,%eax
  mov    %eax,(%rsi)
  add    $0x4,%rdi
  add    $0x4,%rsi
  cmp    %rbx,%rsi
  jne    L17
  pop    %rbx
  ret
L1:
  ret
```

assistant: ```c
void copy_bytes_unaligned(uint8_t *out, const uint8_t *in, size_t len, uint8_t offset) {
  uint8_t byte_off = offset / 8;
  uint8_t bit_off = offset & 7;
  uint8_t rmask = (1 << bit_off) - 1;
  uint8_t lmask = ~rmask;
  for (size_t i = 0; i < len; i++) {
    out[i] = (in[i + byte_off] << bit_off) & lmask;
    out[i] |= (in[i + byte_off + 1] >> (8 - bit_off)) & rmask;
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<copy_bytes_unaligned>:
  endbr64
  test   %ecx,%ecx
  mov    %ecx,%r8d
  push   %rbx
  mov    %rdx,%rbx
  lea    0x7(%rcx),%edx
  mov    $0x1,%r9d
  cmovns %ecx,%edx
  and    $0x7,%r8d
  mov    %r8d,%ecx
  shl    %cl,%r9d
  sar    $0x3,%edx
  lea    -0x1(%r9),%r11d
  neg    %r9d
  test   %rbx,%rbx
  je     L18
  mov    %rdi,%rax
  mov    $0x8,%r10d
  movslq %edx,%rdx
  lea    (%rsi,%rdx,4),%rdi
  sub    %r8d,%r10d
  lea    (%rax,%rbx,4),%rbx
  mov    %rax,%rsi
  nopl   0x0(%rax)
L7:
  mov    (%rdi),%edx
  mov    %r8d,%ecx
  add    $0x4,%rsi
  add    $0x4,%rdi
  shl    %cl,%edx
  mov    %r10d,%ecx
  and    %r9d,%edx
  mov    %edx,-0x4(%rsi)
  mov    (%rdi),%eax
  sar    %cl,%eax
  and    %r11d,%eax
  or     %edx,%eax
  mov    %eax,-0x4(%rsi)
  cmp    %rsi,%rbx
  jne    L7
L18:
  pop    %rbx
  ret
```

assistant: ```c
void copy_bytes_unaligned(uint8_t *out, const uint8_t *in, size_t len, uint8_t offset) {
  uint8_t byte_off = offset / 8;
  uint8_t bit_off = offset & 7;
  uint8_t rmask = (1 << bit_off) - 1;
  uint8_t lmask = ~rmask;
  for (size_t i = 0; i < len; i++) {
    out[i] = (in[i + byte_off] << bit_off) & lmask;
    out[i] |= (in[i + byte_off + 1] >> (8 - bit_off)) & rmask;
  }
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<mglsadf1>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  movsd  %xmm0,-0x18(%rbp)
  mov    %rdi,-0x20(%rbp)
  mov    %esi,-0x24(%rbp)
  movsd  %xmm1,-0x30(%rbp)
  mov    %edx,-0x28(%rbp)
  mov    %rcx,-0x38(%rbp)
  pxor   %xmm1,%xmm1
  cvtsi2sdl -0x28(%rbp),%xmm1
  movsd  D2(%rip),%xmm0
  divsd  %xmm1,%xmm0
  movsd  %xmm0,-0x8(%rbp)
  movl   $0x0,-0xc(%rbp)
  jmp    L3
L9:
  mov    -0x24(%rbp),%eax
  add    $0x1,%eax
  imul   -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x38(%rbp),%rax
  add    %rax,%rdx
  movsd  -0x8(%rbp),%xmm1
  movsd  -0x30(%rbp),%xmm0
  mov    -0x24(%rbp),%esi
  mov    -0x20(%rbp),%rcx
  mov    -0x18(%rbp),%rax
  movapd %xmm1,%xmm2
  movapd %xmm0,%xmm1
  mov    %rcx,%rdi
  movq   %rax,%xmm0
  call   <mglsadff1@plt>
  movq   %xmm0,%rax
  mov    %rax,-0x18(%rbp)
  addl   $0x1,-0xc(%rbp)
L3:
  mov    -0xc(%rbp),%eax
  cmp    -0x28(%rbp),%eax
  jl     L9
  movsd  -0x18(%rbp),%xmm0
  movq   %xmm0,%rax
  movq   %rax,%xmm0
  leave
  ret
```

tool_calls: name: read_data
arguments: data_tag: D2
data_type: byte[8]

tool: {"D2": [0x00,0x00,0x00,0x00,0x00,0x00,0xf0,0xbf]}

assistant: ```c
double mglsadf1(double x, double *b, const int m, const double a, const int n, double *d) {
  int i;
  double g;
  g = -1.0 / (double)n;
  for (i = 0; i < n; i++)
    x = mglsadff1(x, b, m, a, g, &d[i * (m + 1)]);
  return (x);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<mglsadf1>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  movsd  %xmm1,0x8(%rsp)
  pxor   %xmm1,%xmm1
  cvtsi2sd %edx,%xmm1
  movsd  D9(%rip),%xmm2
  divsd  %xmm1,%xmm2
  movsd  %xmm2,(%rsp)
  test   %edx,%edx
  jle    L11
  mov    %rdi,%r15
  mov    %esi,%r13d
  mov    %edx,%r12d
  movslq %esi,%rax
  lea    0x8(,%rax,8),%r14
  mov    %rcx,%rbx
  mov    $0x0,%ebp
L14:
  mov    %rbx,%rdx
  movsd  (%rsp),%xmm2
  movsd  0x8(%rsp),%xmm1
  mov    %r13d,%esi
  mov    %r15,%rdi
  call   <mglsadff1@plt>
  add    $0x1,%ebp
  add    %r14,%rbx
  cmp    %ebp,%r12d
  jne    L14
L11:
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

tool_calls: name: parse_data
arguments: data_tag: D9
data_type: byte[8]

tool: {"D9": [0x00,0x00,0x00,0x00,0x00,0x00,0xf0,0xbf]}

assistant: ```c
double mglsadf1(double x, double *b, const int m, const double a, const int n, double *d) {
  int i;
  double g;
  g = -1.0 / (double)n;
  for (i = 0; i < n; i++)
    x = mglsadff1(x, b, m, a, g, &d[i * (m + 1)]);
  return (x);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<mglsadf1>:
  endbr64
  pxor   %xmm3,%xmm3
  movsd  D2(%rip),%xmm2
  cvtsi2sd %edx,%xmm3
  divsd  %xmm3,%xmm2
  test   %edx,%edx
  jle    L0
  push   %r15
  xor    %r15d,%r15d
  push   %r14
  mov    %rcx,%r14
  push   %r13
  mov    %rdi,%r13
  push   %r12
  mov    %esi,%r12d
  push   %rbp
  lea    0x1(%rsi),%ebp
  push   %rbx
  movslq %ebp,%rbp
  mov    %edx,%ebx
  shl    $0x3,%rbp
  sub    $0x18,%rsp
  nopw   0x0(%rax,%rax,1)
L19:
  mov    %r14,%rdx
  mov    %r12d,%esi
  mov    %r13,%rdi
  add    $0x1,%r15d
  movsd  %xmm2,0x8(%rsp)
  add    %rbp,%r14
  movsd  %xmm1,(%rsp)
  call   <mglsadff1@plt>
  cmp    %r15d,%ebx
  movsd  (%rsp),%xmm1
  movsd  0x8(%rsp),%xmm2
  jne    L19
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopw   0x0(%rax,%rax,1)
L0:
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D2
type_guessed: byte[8]

tool: {"D2": [0x00,0x00,0x00,0x00,0x00,0x00,0xf0,0xbf]}

assistant: ```c
double mglsadf1(double x, double *b, const int m, const double a, const int n, double *d) {
  int i;
  double g;
  g = -1.0 / (double)n;
  for (i = 0; i < n; i++)
    x = mglsadff1(x, b, m, a, g, &d[i * (m + 1)]);
  return (x);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<mglsadf1>:
  endbr64
  pxor   %xmm3,%xmm3
  movsd  D3(%rip),%xmm2
  cvtsi2sd %edx,%xmm3
  divsd  %xmm3,%xmm2
  test   %edx,%edx
  jle    L8
  push   %r15
  xor    %r15d,%r15d
  push   %r14
  mov    %rcx,%r14
  push   %r13
  mov    %rdi,%r13
  push   %r12
  mov    %esi,%r12d
  push   %rbp
  lea    0x1(%rsi),%ebp
  push   %rbx
  movslq %ebp,%rbp
  mov    %edx,%ebx
  shl    $0x3,%rbp
  sub    $0x18,%rsp
  nopw   0x0(%rax,%rax,1)
L0:
  mov    %r14,%rdx
  mov    %r12d,%esi
  mov    %r13,%rdi
  add    $0x1,%r15d
  movsd  %xmm2,0x8(%rsp)
  add    %rbp,%r14
  movsd  %xmm1,(%rsp)
  call   <mglsadff1@plt>
  cmp    %r15d,%ebx
  movsd  (%rsp),%xmm1
  movsd  0x8(%rsp),%xmm2
  jne    L0
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopw   0x0(%rax,%rax,1)
L8:
  ret
```

tool_calls: name: parse_data
arguments: tag: D3
type: byte[8]

tool: {"D3": [0x00,0x00,0x00,0x00,0x00,0x00,0xf0,0xbf]}

assistant: ```c
double mglsadf1(double x, double *b, const int m, const double a, const int n, double *d) {
  int i;
  double g;
  g = -1.0 / (double)n;
  for (i = 0; i < n; i++)
    x = mglsadff1(x, b, m, a, g, &d[i * (m + 1)]);
  return (x);
}
```
user: What is the c source code of the assembly code below?

```asm
<joinpath>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0xd0,%rsp
  mov    %rdi,-0xc8(%rbp)
  mov    %rsi,-0xa8(%rbp)
  mov    %rdx,-0xa0(%rbp)
  mov    %rcx,-0x98(%rbp)
  mov    %r8,-0x90(%rbp)
  mov    %r9,-0x88(%rbp)
  test   %al,%al
  je     L2
  movaps %xmm0,-0x80(%rbp)
  movaps %xmm1,-0x70(%rbp)
  movaps %xmm2,-0x60(%rbp)
  movaps %xmm3,-0x50(%rbp)
  movaps %xmm4,-0x40(%rbp)
  movaps %xmm5,-0x30(%rbp)
  movaps %xmm6,-0x20(%rbp)
  movaps %xmm7,-0x10(%rbp)
L2:
  mov    -0xc8(%rbp),%rdx
  mov    -0xbc(%rbp),%eax
  mov    %rdx,%rsi
  mov    %eax,%edi
  call   <va_start@plt>
  mov    -0xbc(%rbp),%edx
  mov    -0xc8(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <joinpath_ap@plt>
  mov    %rax,-0xb8(%rbp)
  mov    -0xbc(%rbp),%eax
  mov    %eax,%edi
  call   <va_end@plt>
  mov    -0xb8(%rbp),%rax
  leave
  ret
```

assistant: ```c
char *joinpath(const char *root, ...) {
  va_list ap;
  char *ret;
  va_start(ap, root);
  ret = joinpath_ap(root, ap);
  va_end(ap);
  return ret;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<joinpath>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbx
  mov    %rdi,%rsi
  mov    $0x0,%ebp
  mov    %ebp,%edi
  call   <va_start@plt>
  mov    %ebp,%esi
  mov    %rbx,%rdi
  call   <joinpath_ap@plt>
  mov    %rax,%rbx
  mov    %ebp,%edi
  call   <va_end@plt>
  mov    %rbx,%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
char *joinpath(const char *root, ...) {
  va_list ap;
  char *ret;
  va_start(ap, root);
  ret = joinpath_ap(root, ap);
  va_end(ap);
  return ret;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<joinpath>:
  endbr64
  push   %r13
  xor    %r13d,%r13d
  mov    %rdi,%rsi
  push   %r12
  push   %rbp
  mov    %rdi,%rbp
  mov    %r13d,%edi
  call   <va_start@plt>
  mov    %r13d,%esi
  mov    %rbp,%rdi
  call   <joinpath_ap@plt>
  mov    %r13d,%edi
  mov    %rax,%r12
  call   <va_end@plt>
  mov    %r12,%rax
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
char *joinpath(const char *root, ...) {
  va_list ap;
  char *ret;
  va_start(ap, root);
  ret = joinpath_ap(root, ap);
  va_end(ap);
  return ret;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<joinpath>:
  endbr64
  push   %r13
  xor    %r13d,%r13d
  mov    %rdi,%rsi
  push   %r12
  push   %rbp
  mov    %rdi,%rbp
  mov    %r13d,%edi
  call   <va_start@plt>
  mov    %r13d,%esi
  mov    %rbp,%rdi
  call   <joinpath_ap@plt>
  mov    %r13d,%edi
  mov    %rax,%r12
  call   <va_end@plt>
  mov    %r12,%rax
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
char *joinpath(const char *root, ...) {
  va_list ap;
  char *ret;
  va_start(ap, root);
  ret = joinpath_ap(root, ap);
  va_end(ap);
  return ret;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<av_stristart>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  jmp    L4
L27:
  addq   $0x1,-0x20(%rbp)
  addq   $0x1,-0x18(%rbp)
L4:
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L29
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <av_toupper@plt>
  mov    %rax,%rbx
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <av_toupper@plt>
  cmp    %rax,%rbx
  je     L27
L29:
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L23
  cmpq   $0x0,-0x28(%rbp)
  je     L23
  mov    -0x28(%rbp),%rax
  mov    -0x18(%rbp),%rdx
  mov    %rdx,(%rax)
L23:
  mov    -0x20(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  sete   %al
  movzbl %al,%eax
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

assistant: ```c
int av_stristart(const char *str, const char *pfx, const char **ptr) {
  while (*pfx && av_toupper((unsigned)*pfx) == av_toupper((unsigned)*str)) {
    pfx++;
    str++;
  }
  if (!*pfx && ptr)
    *ptr = str;
  return !*pfx;
}
```
user: Translate the below assembly code into C programming language:

```asm
<av_stristart>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%r12
  mov    %rsi,%rbp
  mov    %rdx,%r13
  movzbl (%rsi),%edi
  test   %dil,%dil
  je     L16
L49:
  movsbl %dil,%edi
  call   <av_toupper@plt>
  mov    %rax,%rbx
  movsbl (%r12),%edi
  call   <av_toupper@plt>
  cmp    %rax,%rbx
  jne    L16
  add    $0x1,%rbp
  add    $0x1,%r12
  movzbl 0x0(%rbp),%edi
  test   %dil,%dil
  jne    L49
L16:
  cmpb   $0x0,0x0(%rbp)
  jne    L39
  test   %r13,%r13
  je     L39
  mov    %r12,0x0(%r13)
L39:
  cmpb   $0x0,0x0(%rbp)
  sete   %al
  movzbl %al,%eax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
int av_stristart(const char *str, const char *pfx, const char **ptr) {
  while (*pfx && av_toupper((unsigned)*pfx) == av_toupper((unsigned)*str)) {
    pfx++;
    str++;
  }
  if (!*pfx && ptr)
    *ptr = str;
  return !*pfx;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<av_stristart>:
  endbr64
  push   %r13
  mov    %rsi,%r13
  push   %r12
  mov    %rdx,%r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  sub    $0x8,%rsp
  movsbl (%rsi),%edi
  test   %dil,%dil
  jne    L34
  jmp    L57
  nopl   0x0(%rax)
L36:
  movsbl 0x1(%r13),%edi
  add    $0x1,%r13
  add    $0x1,%rbp
  test   %dil,%dil
  je     L57
L34:
  call   <av_toupper@plt>
  movsbl 0x0(%rbp),%edi
  mov    %rax,%rbx
  call   <av_toupper@plt>
  cmp    %rax,%rbx
  je     L36
  movzbl 0x0(%r13),%edi
L57:
  test   %dil,%dil
  sete   %al
  test   %r12,%r12
  je     L44
  test   %al,%al
  je     L44
  mov    %rbp,(%r12)
  cmpb   $0x0,0x0(%r13)
  sete   %al
L44:
  add    $0x8,%rsp
  movzbl %al,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
int av_stristart(const char *str, const char *pfx, const char **ptr) {
  while (*pfx && av_toupper((unsigned)*pfx) == av_toupper((unsigned)*str)) {
    pfx++;
    str++;
  }
  if (!*pfx && ptr)
    *ptr = str;
  return !*pfx;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<av_stristart>:
  endbr64
  push   %r13
  mov    %rsi,%r13
  push   %r12
  mov    %rdx,%r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  sub    $0x8,%rsp
  movsbl (%rsi),%edi
  test   %dil,%dil
  jne    L48
  jmp    L57
  nopl   0x0(%rax)
L33:
  movsbl 0x1(%r13),%edi
  add    $0x1,%r13
  add    $0x1,%rbp
  test   %dil,%dil
  je     L57
L48:
  call   <av_toupper@plt>
  movsbl 0x0(%rbp),%edi
  mov    %rax,%rbx
  call   <av_toupper@plt>
  cmp    %rax,%rbx
  je     L33
  movzbl 0x0(%r13),%edi
L57:
  test   %dil,%dil
  sete   %al
  test   %r12,%r12
  je     L42
  test   %al,%al
  je     L42
  mov    %rbp,(%r12)
  cmpb   $0x0,0x0(%r13)
  sete   %al
L42:
  add    $0x8,%rsp
  movzbl %al,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
int av_stristart(const char *str, const char *pfx, const char **ptr) {
  while (*pfx && av_toupper((unsigned)*pfx) == av_toupper((unsigned)*str)) {
    pfx++;
    str++;
  }
  if (!*pfx && ptr)
    *ptr = str;
  return !*pfx;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<create_log>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x60,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movabs $0x676f6c2f7261762f,%rax
  movabs $0x6c2f636673776c2f,%rdx
  mov    %rax,-0x30(%rbp)
  mov    %rdx,-0x28(%rbp)
  movabs $0x676f6c2e63667377,%rax
  mov    $0x2d,%edx
  mov    %rax,-0x20(%rbp)
  mov    %rdx,-0x18(%rbp)
  movw   $0x0,-0x10(%rbp)
  lea    -0x54(%rbp),%rax
  mov    %rax,%rdi
  call   <time@plt>
  lea    -0x54(%rbp),%rax
  mov    %rax,%rdi
  call   <localtime@plt>
  mov    %rax,-0x50(%rbp)
  mov    -0x50(%rbp),%rdx
  lea    -0x39(%rbp),%rax
  mov    %rdx,%rcx
  lea    D3(%rip),%rdx
  mov    $0x9,%esi
  mov    %rax,%rdi
  call   <strftime@plt>
  lea    -0x39(%rbp),%rdx
  lea    -0x30(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcat@plt>
  lea    -0x30(%rbp),%rax
  lea    D4(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <fopen@plt>
  mov    %rax,-0x48(%rbp)
  mov    -0x48(%rbp),%rax
  mov    %rax,%rdi
  call   <fclose@plt>
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L2
  call   <__stack_chk_fail@plt>
L2:
  leave
  ret
```

tool_calls: name: disassemble_data
arguments: data_label: D3
data_type: string
name: disassemble_data
arguments: data_label: D4
data_type: string

tool: D3: %Y%m%d

tool: D4: a

assistant: ```c
void create_log() {
  time_t rawtime;
  struct tm *timeinfo;
  char logname[34] = "/var/log/lwsfc/lwsfc.log-", date[9];
  time(&rawtime);
  timeinfo = localtime(&rawtime);
  strftime(date, 9, "%Y%m%d", timeinfo);
  strcat(logname, date);
  FILE *fp = fopen(logname, "a");
  fclose(fp);
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<create_log>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x48,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x38(%rsp)
  xor    %eax,%eax
  movabs $0x676f6c2f7261762f,%rax
  movabs $0x6c2f636673776c2f,%rdx
  mov    %rax,0x10(%rsp)
  mov    %rdx,0x18(%rsp)
  movabs $0x676f6c2e63667377,%rax
  mov    $0x2d,%edx
  mov    %rax,0x20(%rsp)
  mov    %rdx,0x28(%rsp)
  movw   $0x0,0x30(%rsp)
  mov    %rsp,%rbx
  mov    %rbx,%rdi
  call   <time@plt>
  mov    %rbx,%rdi
  call   <localtime@plt>
  mov    %rax,%rcx
  lea    0x7(%rsp),%rbp
  lea    D17(%rip),%rdx
  mov    $0x9,%esi
  mov    %rbp,%rdi
  call   <strftime@plt>
  lea    0x10(%rsp),%rbx
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <strcat@plt>
  lea    D12(%rip),%rsi
  mov    %rbx,%rdi
  call   <fopen@plt>
  mov    %rax,%rdi
  call   <fclose@plt>
  mov    0x38(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L8
  add    $0x48,%rsp
  pop    %rbx
  pop    %rbp
  ret
L8:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: data_tag: D17
type: string
name: read_data
arguments: data_tag: D12
type: string

tool: D17: %Y%m%d

tool: D12: a

assistant: ```c
void create_log() {
  time_t rawtime;
  struct tm *timeinfo;
  char logname[34] = "/var/log/lwsfc/lwsfc.log-", date[9];
  time(&rawtime);
  timeinfo = localtime(&rawtime);
  strftime(date, 9, "%Y%m%d", timeinfo);
  strcat(logname, date);
  FILE *fp = fopen(logname, "a");
  fclose(fp);
}
```
user: Translate the below assembly code into C programming language:

```asm
<create_log>:
  endbr64
  push   %r12
  push   %rbp
  sub    $0x48,%rsp
  movdqa D3(%rip),%xmm0
  mov    %fs:0x28,%rax
  mov    %rax,0x38(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rbp
  xor    %eax,%eax
  lea    0x7(%rsp),%r12
  movaps %xmm0,0x10(%rsp)
  movdqa D28(%rip),%xmm0
  mov    %rbp,%rdi
  mov    %ax,0x30(%rsp)
  movaps %xmm0,0x20(%rsp)
  call   <time@plt>
  mov    %rbp,%rdi
  lea    0x10(%rsp),%rbp
  call   <localtime@plt>
  lea    D7(%rip),%rdx
  mov    $0x9,%esi
  mov    %r12,%rdi
  mov    %rax,%rcx
  call   <strftime@plt>
  mov    %r12,%rsi
  mov    %rbp,%rdi
  call   <strcat@plt>
  mov    %rbp,%rdi
  lea    D34(%rip),%rsi
  call   <fopen@plt>
  mov    %rax,%rdi
  call   <fclose@plt>
  mov    0x38(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L3
  add    $0x48,%rsp
  pop    %rbp
  pop    %r12
  ret
L3:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: label: D3
type_infered: byte[16]
name: unpack_data
arguments: label: D28
type_infered: byte[16]
name: unpack_data
arguments: label: D7
type_infered: string
name: unpack_data
arguments: label: D34
type_infered: string

tool: {"D3": [0x2f,0x76,0x61,0x72,0x2f,0x6c,0x6f,0x67,0x2f,0x6c,0x77,0x73,0x66,0x63,0x2f,0x6c]}

tool: {"D28": [0x77,0x73,0x66,0x63,0x2e,0x6c,0x6f,0x67,0x2d,0x00,0x00,0x00,0x00,0x00,0x00,0x00]}

tool: D7: %Y%m%d

tool: D34: a

assistant: ```c
void create_log() {
  time_t rawtime;
  struct tm *timeinfo;
  char logname[34] = "/var/log/lwsfc/lwsfc.log-", date[9];
  time(&rawtime);
  timeinfo = localtime(&rawtime);
  strftime(date, 9, "%Y%m%d", timeinfo);
  strcat(logname, date);
  FILE *fp = fopen(logname, "a");
  fclose(fp);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<create_log>:
  endbr64
  push   %r12
  push   %rbp
  sub    $0x48,%rsp
  movdqa D33(%rip),%xmm0
  mov    %fs:0x28,%rax
  mov    %rax,0x38(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rbp
  xor    %eax,%eax
  lea    0x7(%rsp),%r12
  movaps %xmm0,0x10(%rsp)
  movdqa D29(%rip),%xmm0
  mov    %rbp,%rdi
  mov    %ax,0x30(%rsp)
  movaps %xmm0,0x20(%rsp)
  call   <time@plt>
  mov    %rbp,%rdi
  lea    0x10(%rsp),%rbp
  call   <localtime@plt>
  lea    D5(%rip),%rdx
  mov    $0x9,%esi
  mov    %r12,%rdi
  mov    %rax,%rcx
  call   <strftime@plt>
  mov    %r12,%rsi
  mov    %rbp,%rdi
  call   <strcat@plt>
  mov    %rbp,%rdi
  lea    D28(%rip),%rsi
  call   <fopen@plt>
  mov    %rax,%rdi
  call   <fclose@plt>
  mov    0x38(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L8
  add    $0x48,%rsp
  pop    %rbp
  pop    %r12
  ret
L8:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: data_tag: D33
type_guessed: byte[16]
name: retrieve_data
arguments: data_tag: D29
type_guessed: byte[16]
name: retrieve_data
arguments: data_tag: D5
type_guessed: string
name: retrieve_data
arguments: data_tag: D28
type_guessed: string

tool: {"D33": [0x2f,0x76,0x61,0x72,0x2f,0x6c,0x6f,0x67,0x2f,0x6c,0x77,0x73,0x66,0x63,0x2f,0x6c]}

tool: {"D29": [0x77,0x73,0x66,0x63,0x2e,0x6c,0x6f,0x67,0x2d,0x00,0x00,0x00,0x00,0x00,0x00,0x00]}

tool: D5: %Y%m%d

tool: D28: a

assistant: ```c
void create_log() {
  time_t rawtime;
  struct tm *timeinfo;
  char logname[34] = "/var/log/lwsfc/lwsfc.log-", date[9];
  time(&rawtime);
  timeinfo = localtime(&rawtime);
  strftime(date, 9, "%Y%m%d", timeinfo);
  strcat(logname, date);
  FILE *fp = fopen(logname, "a");
  fclose(fp);
}
```