ylfeng/ReF-Decompile-dataset huggingface dataset:
user: What is the c source code of the assembly code below:

```asm
<strerror>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %edi,-0x34(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0x14(%rbp),%rax
  add    $0xc,%rax
  mov    %rax,-0x20(%rbp)
  cmpl   $0x0,-0x34(%rbp)
  jns    L48
  mov    -0x34(%rbp),%eax
  neg    %eax
  jmp    L15
L48:
  mov    -0x34(%rbp),%eax
L15:
  mov    %eax,-0x24(%rbp)
  subq   $0x1,-0x20(%rbp)
  mov    -0x20(%rbp),%rax
  movb   $0x0,(%rax)
L13:
  mov    -0x24(%rbp),%ecx
  mov    %ecx,%edx
  mov    $0xcccccccd,%eax
  imul   %rdx,%rax
  shr    $0x20,%rax
  mov    %eax,%edx
  shr    $0x3,%edx
  mov    %edx,%eax
  shl    $0x2,%eax
  add    %edx,%eax
  add    %eax,%eax
  sub    %eax,%ecx
  mov    %ecx,%edx
  mov    %edx,%eax
  add    $0x30,%eax
  subq   $0x1,-0x20(%rbp)
  mov    %eax,%edx
  mov    -0x20(%rbp),%rax
  mov    %dl,(%rax)
  mov    -0x24(%rbp),%eax
  mov    %eax,%edx
  mov    $0xcccccccd,%eax
  imul   %rdx,%rax
  shr    $0x20,%rax
  shr    $0x3,%eax
  mov    %eax,-0x24(%rbp)
  cmpl   $0x0,-0x24(%rbp)
  jne    L13
  cmpl   $0x0,-0x34(%rbp)
  jns    L40
  subq   $0x1,-0x20(%rbp)
  mov    -0x20(%rbp),%rax
  movb   $0x2d,(%rax)
L40:
  lea    D20(%rip),%rax
  mov    %rax,%rsi
  lea    D17(%rip),%rax
  mov    %rax,%rdi
  call   <strcpy@plt>
  mov    -0x20(%rbp),%rax
  mov    %rax,%rsi
  lea    D17(%rip),%rax
  mov    %rax,%rdi
  call   <strcat@plt>
  lea    D17(%rip),%rax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L21
  call   <__stack_chk_fail@plt>
L21:
  leave
  ret
```

tool_calls: name: parse_data
arguments: data_label: D20
type: string

tool: D20: Unknown error 

assistant: ```c
char *strerror(int errnum) {
  char sn[1 + 10 + 1], *p = sn + sizeof sn;
  static char s[64];
  unsigned e = (errnum < 0) ? -(unsigned)errnum : errnum;
  *--p = '\0';
  do {
    *--p = '0' + e % 10;
    e /= 10;
  } while (e);
  if (errnum < 0)
    *--p = '-';
  strcpy(s, "Unknown error ");
  strcat(s, p);
  return s;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<strerror>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  mov    %edi,%edx
  neg    %edx
  cmovs  %edi,%edx
  movb   $0x0,0x17(%rsp)
  lea    0x17(%rsp),%rbx
  mov    $0xcccccccd,%r8d
L10:
  mov    %rbx,%r9
  sub    $0x1,%rbx
  mov    %edx,%eax
  imul   %r8,%rax
  shr    $0x23,%rax
  lea    (%rax,%rax,4),%esi
  add    %esi,%esi
  mov    %edx,%ecx
  sub    %esi,%ecx
  add    $0x30,%ecx
  mov    %cl,(%rbx)
  mov    %edx,%ecx
  mov    %eax,%edx
  cmp    $0x9,%ecx
  ja     L10
  test   %edi,%edi
  js     L27
L34:
  lea    D13(%rip),%rsi
  lea    D6(%rip),%rbp
  mov    %rbp,%rdi
  call   <strcpy@plt>
  mov    %rbx,%rsi
  mov    %rbp,%rdi
  call   <strcat@plt>
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L21
  mov    %rbp,%rax
  add    $0x28,%rsp
  pop    %rbx
  pop    %rbp
  ret
L27:
  movb   $0x2d,-0x1(%rbx)
  lea    -0x2(%r9),%rbx
  jmp    L34
L21:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: tag: D13
type: string

tool: D13: Unknown error 

assistant: ```c
char *strerror(int errnum) {
  char sn[1 + 10 + 1], *p = sn + sizeof sn;
  static char s[64];
  unsigned e = (errnum < 0) ? -(unsigned)errnum : errnum;
  *--p = '\0';
  do {
    *--p = '0' + e % 10;
    e /= 10;
  } while (e);
  if (errnum < 0)
    *--p = '-';
  strcpy(s, "Unknown error ");
  strcat(s, p);
  return s;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<strerror>:
  endbr64
  push   %r12
  mov    %edi,%edx
  mov    $0xcccccccd,%r8d
  push   %rbp
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  neg    %edx
  movb   $0x0,0x17(%rsp)
  lea    0x17(%rsp),%rbp
  cmovs  %edi,%edx
  nopw   0x0(%rax,%rax,1)
L28:
  mov    %edx,%eax
  mov    %edx,%ecx
  mov    %rbp,%r9
  imul   %r8,%rax
  sub    $0x1,%rbp
  shr    $0x23,%rax
  lea    (%rax,%rax,4),%esi
  add    %esi,%esi
  sub    %esi,%ecx
  add    $0x30,%ecx
  mov    %cl,0x0(%rbp)
  mov    %edx,%ecx
  mov    %eax,%edx
  cmp    $0x9,%ecx
  ja     L28
  test   %edi,%edi
  jns    L17
  movb   $0x2d,-0x1(%rbp)
  lea    -0x2(%r9),%rbp
L17:
  lea    D5(%rip),%r12
  lea    D6(%rip),%rsi
  mov    %r12,%rdi
  call   <strcpy@plt>
  mov    %rbp,%rsi
  mov    %r12,%rdi
  call   <strcat@plt>
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L0
  add    $0x28,%rsp
  mov    %r12,%rax
  pop    %rbp
  pop    %r12
  ret
L0:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: tag: D6
type_guessed: string

tool: D6: Unknown error 

assistant: ```c
char *strerror(int errnum) {
  char sn[1 + 10 + 1], *p = sn + sizeof sn;
  static char s[64];
  unsigned e = (errnum < 0) ? -(unsigned)errnum : errnum;
  *--p = '\0';
  do {
    *--p = '0' + e % 10;
    e /= 10;
  } while (e);
  if (errnum < 0)
    *--p = '-';
  strcpy(s, "Unknown error ");
  strcat(s, p);
  return s;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<strerror>:
  endbr64
  push   %r12
  mov    %edi,%edx
  mov    $0xcccccccd,%r8d
  push   %rbp
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  neg    %edx
  movb   $0x0,0x17(%rsp)
  lea    0x17(%rsp),%rbp
  cmovs  %edi,%edx
  nopw   0x0(%rax,%rax,1)
L8:
  mov    %edx,%eax
  mov    %edx,%ecx
  mov    %rbp,%r9
  imul   %r8,%rax
  sub    $0x1,%rbp
  shr    $0x23,%rax
  lea    (%rax,%rax,4),%esi
  add    %esi,%esi
  sub    %esi,%ecx
  add    $0x30,%ecx
  mov    %cl,0x0(%rbp)
  mov    %edx,%ecx
  mov    %eax,%edx
  cmp    $0x9,%ecx
  ja     L8
  test   %edi,%edi
  jns    L11
  movb   $0x2d,-0x1(%rbp)
  lea    -0x2(%r9),%rbp
L11:
  lea    D9(%rip),%r12
  lea    D6(%rip),%rsi
  mov    %r12,%rdi
  call   <strcpy@plt>
  mov    %rbp,%rsi
  mov    %r12,%rdi
  call   <strcat@plt>
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L14
  add    $0x28,%rsp
  mov    %r12,%rax
  pop    %rbp
  pop    %r12
  ret
L14:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: label: D6
type: string

tool: D6: Unknown error 

assistant: ```c
char *strerror(int errnum) {
  char sn[1 + 10 + 1], *p = sn + sizeof sn;
  static char s[64];
  unsigned e = (errnum < 0) ? -(unsigned)errnum : errnum;
  *--p = '\0';
  do {
    *--p = '0' + e % 10;
    e /= 10;
  } while (e);
  if (errnum < 0)
    *--p = '-';
  strcpy(s, "Unknown error ");
  strcat(s, p);
  return s;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<__pkey_access_allow>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    %esi,-0x18(%rbp)
  mov    $0x73,%edi
  call   <_rdpkru@plt>
  mov    %eax,-0x8(%rbp)
  mov    -0x14(%rbp),%eax
  add    %eax,%eax
  mov    %eax,-0x4(%rbp)
  cmpl   $0x0,-0x18(%rbp)
  je     L11
  mov    -0x4(%rbp),%eax
  mov    $0x1,%edx
  mov    %eax,%ecx
  shl    %cl,%edx
  mov    %edx,%eax
  and    %eax,-0x8(%rbp)
  jmp    L10
L11:
  mov    -0x4(%rbp),%eax
  mov    $0x1,%edx
  mov    %eax,%ecx
  shl    %cl,%edx
  mov    %edx,%eax
  or     %eax,-0x8(%rbp)
L10:
  mov    $0x0,%edi
  call   <fflush@plt>
  mov    -0x8(%rbp),%eax
  mov    %eax,%edi
  call   <wrpkru@plt>
  nop
  leave
  ret
```

assistant: ```c
void __pkey_access_allow(int pkey, int do_allow) {
  unsigned int pkru = _rdpkru(115);
  int bit = pkey * 2;
  if (do_allow)
    pkru &= (1 << bit);
  else
    pkru |= (1 << bit);
  do {
    if (4 <= 0)
      sigsafe_printf("pkru now: %08x\n", _rdpkru(123));
    fflush(NULL);
  } while (0);
  wrpkru(pkru);
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<__pkey_access_allow>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %edi,%ebp
  mov    %esi,%r12d
  mov    $0x73,%edi
  call   <_rdpkru@plt>
  mov    %eax,%ebx
  lea    0x0(%rbp,%rbp,1),%ecx
  test   %r12d,%r12d
  je     L15
  mov    $0x1,%eax
  shl    %cl,%eax
  and    %eax,%ebx
L6:
  mov    $0x0,%edi
  call   <fflush@plt>
  mov    %ebx,%edi
  call   <wrpkru@plt>
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L15:
  bts    %ecx,%ebx
  jmp    L6
```

assistant: ```c
void __pkey_access_allow(int pkey, int do_allow) {
  unsigned int pkru = _rdpkru(115);
  int bit = pkey * 2;
  if (do_allow)
    pkru &= (1 << bit);
  else
    pkru |= (1 << bit);
  do {
    if (4 <= 0)
      sigsafe_printf("pkru now: %08x\n", _rdpkru(123));
    fflush(NULL);
  } while (0);
  wrpkru(pkru);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<__pkey_access_allow>:
  endbr64
  push   %rbp
  mov    %edi,%ebp
  mov    $0x73,%edi
  push   %rbx
  mov    %esi,%ebx
  sub    $0x8,%rsp
  call   <_rdpkru@plt>
  lea    0x0(%rbp,%rbp,1),%ecx
  mov    $0x1,%edx
  shl    %cl,%edx
  mov    %eax,%ecx
  and    %edx,%ecx
  or     %edx,%eax
  test   %ebx,%ebx
  cmove  %eax,%ecx
  xor    %edi,%edi
  mov    %ecx,%ebp
  call   <fflush@plt>
  add    $0x8,%rsp
  mov    %ebp,%edi
  pop    %rbx
  pop    %rbp
  jmp    1080 <wrpkru@plt>
```

assistant: ```c
void __pkey_access_allow(int pkey, int do_allow) {
  unsigned int pkru = _rdpkru(115);
  int bit = pkey * 2;
  if (do_allow)
    pkru &= (1 << bit);
  else
    pkru |= (1 << bit);
  do {
    if (4 <= 0)
      sigsafe_printf("pkru now: %08x\n", _rdpkru(123));
    fflush(NULL);
  } while (0);
  wrpkru(pkru);
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<__pkey_access_allow>:
  endbr64
  push   %rbp
  mov    %edi,%ebp
  mov    $0x73,%edi
  push   %rbx
  mov    %esi,%ebx
  sub    $0x8,%rsp
  call   <_rdpkru@plt>
  lea    0x0(%rbp,%rbp,1),%ecx
  mov    $0x1,%edx
  shl    %cl,%edx
  mov    %eax,%ecx
  and    %edx,%ecx
  or     %edx,%eax
  test   %ebx,%ebx
  cmove  %eax,%ecx
  xor    %edi,%edi
  mov    %ecx,%ebp
  call   <fflush@plt>
  add    $0x8,%rsp
  mov    %ebp,%edi
  pop    %rbx
  pop    %rbp
  jmp    1080 <wrpkru@plt>
```

assistant: ```c
void __pkey_access_allow(int pkey, int do_allow) {
  unsigned int pkru = _rdpkru(115);
  int bit = pkey * 2;
  if (do_allow)
    pkru &= (1 << bit);
  else
    pkru |= (1 << bit);
  do {
    if (4 <= 0)
      sigsafe_printf("pkru now: %08x\n", _rdpkru(123));
    fflush(NULL);
  } while (0);
  wrpkru(pkru);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<get_avg>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  pxor   %xmm0,%xmm0
  movsd  %xmm0,-0x8(%rbp)
  movq   $0x0,-0x10(%rbp)
  jmp    L12
L2:
  mov    -0x10(%rbp),%rax
  lea    0x0(,%rax,8),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm0
  movsd  -0x8(%rbp),%xmm1
  addsd  %xmm1,%xmm0
  movsd  %xmm0,-0x8(%rbp)
  addq   $0x1,-0x10(%rbp)
L12:
  mov    -0x10(%rbp),%rax
  cmp    -0x20(%rbp),%rax
  jl     L2
  pxor   %xmm1,%xmm1
  cvtsi2sdq -0x20(%rbp),%xmm1
  movsd  -0x8(%rbp),%xmm0
  divsd  %xmm1,%xmm0
  movq   %xmm0,%rax
  movq   %rax,%xmm0
  pop    %rbp
  ret
```

assistant: ```c
double get_avg(double data[], long no_values) {
  long i;
  double sum_;
  sum_ = 0;
  for (i = 0; i < no_values; i++)
    sum_ += data[i];
  return (sum_ / (double)no_values);
}
```
user: Translate the below assembly code into C programming language:

```asm
<get_avg>:
  endbr64
  test   %rsi,%rsi
  jle    L27
  mov    %rdi,%rax
  lea    (%rdi,%rsi,8),%rdx
  pxor   %xmm0,%xmm0
L15:
  addsd  (%rax),%xmm0
  add    $0x8,%rax
  cmp    %rdx,%rax
  jne    L15
L14:
  pxor   %xmm1,%xmm1
  cvtsi2sd %rsi,%xmm1
  divsd  %xmm1,%xmm0
  ret
L27:
  pxor   %xmm0,%xmm0
  jmp    L14
```

assistant: ```c
double get_avg(double data[], long no_values) {
  long i;
  double sum_;
  sum_ = 0;
  for (i = 0; i < no_values; i++)
    sum_ += data[i];
  return (sum_ / (double)no_values);
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<get_avg>:
  endbr64
  test   %rsi,%rsi
  jle    L4
  lea    (%rdi,%rsi,8),%rax
  pxor   %xmm0,%xmm0
  nopl   0x0(%rax)
L6:
  addsd  (%rdi),%xmm0
  add    $0x8,%rdi
  cmp    %rax,%rdi
  jne    L6
  pxor   %xmm1,%xmm1
  cvtsi2sd %rsi,%xmm1
  divsd  %xmm1,%xmm0
  ret
  nopl   0x0(%rax,%rax,1)
L4:
  pxor   %xmm1,%xmm1
  pxor   %xmm0,%xmm0
  cvtsi2sd %rsi,%xmm1
  divsd  %xmm1,%xmm0
  ret
```

assistant: ```c
double get_avg(double data[], long no_values) {
  long i;
  double sum_;
  sum_ = 0;
  for (i = 0; i < no_values; i++)
    sum_ += data[i];
  return (sum_ / (double)no_values);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<get_avg>:
  endbr64
  test   %rsi,%rsi
  jle    L26
  cmp    $0x1,%rsi
  je     L25
  mov    %rsi,%rdx
  mov    %rdi,%rax
  pxor   %xmm0,%xmm0
  shr    %rdx
  shl    $0x4,%rdx
  add    %rdi,%rdx
  nopl   0x0(%rax,%rax,1)
L13:
  movsd  (%rax),%xmm1
  add    $0x10,%rax
  addsd  %xmm1,%xmm0
  movsd  -0x8(%rax),%xmm1
  addsd  %xmm1,%xmm0
  cmp    %rax,%rdx
  jne    L13
  mov    %rsi,%rax
  and    $0xfffffffffffffffe,%rax
  test   $0x1,%sil
  je     L3
L19:
  addsd  (%rdi,%rax,8),%xmm0
L3:
  pxor   %xmm1,%xmm1
  cvtsi2sd %rsi,%xmm1
  divsd  %xmm1,%xmm0
  ret
  nopw   0x0(%rax,%rax,1)
L26:
  pxor   %xmm1,%xmm1
  pxor   %xmm0,%xmm0
  cvtsi2sd %rsi,%xmm1
  divsd  %xmm1,%xmm0
  ret
L25:
  pxor   %xmm0,%xmm0
  xor    %eax,%eax
  jmp    L19
```

assistant: ```c
double get_avg(double data[], long no_values) {
  long i;
  double sum_;
  sum_ = 0;
  for (i = 0; i < no_values; i++)
    sum_ += data[i];
  return (sum_ / (double)no_values);
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<I2SInPointerNextGet>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    $0x40021020,%eax
  mov    (%rax),%rax
  pop    %rbp
  ret
```

assistant: ```c
uint32_t I2SInPointerNextGet(uint32_t ui32Base) {
  ;
  return ((*((volatile unsigned long *)(0x40021000 + 0x00000020))));
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<I2SInPointerNextGet>:
  endbr64
  mov    %rdi,-0x8(%rsp)
  mov    0x40021020,%rax
  ret
```

assistant: ```c
uint32_t I2SInPointerNextGet(uint32_t ui32Base) {
  ;
  return ((*((volatile unsigned long *)(0x40021000 + 0x00000020))));
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<I2SInPointerNextGet>:
  endbr64
  mov    %rdi,-0x8(%rsp)
  mov    0x40021020,%rax
  ret
```

assistant: ```c
uint32_t I2SInPointerNextGet(uint32_t ui32Base) {
  ;
  return ((*((volatile unsigned long *)(0x40021000 + 0x00000020))));
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<I2SInPointerNextGet>:
  endbr64
  mov    %rdi,-0x8(%rsp)
  mov    0x40021020,%rax
  ret
```

assistant: ```c
uint32_t I2SInPointerNextGet(uint32_t ui32Base) {
  ;
  return ((*((volatile unsigned long *)(0x40021000 + 0x00000020))));
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<xdl_hashbits>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x14(%rbp)
  movl   $0x1,-0x8(%rbp)
  movl   $0x0,-0x4(%rbp)
  jmp    L16
L49:
  shll   -0x8(%rbp)
  addl   $0x1,-0x4(%rbp)
L16:
  mov    -0x8(%rbp),%eax
  cmp    -0x14(%rbp),%eax
  jae    L23
  cmpl   $0x1f,-0x4(%rbp)
  jbe    L49
L23:
  cmpl   $0x0,-0x4(%rbp)
  je     L7
  mov    -0x4(%rbp),%eax
  jmp    L30
L7:
  mov    $0x1,%eax
L30:
  pop    %rbp
  ret
```

assistant: ```c
unsigned int xdl_hashbits(unsigned int size) {
  unsigned int val = 1, bits = 0;
  for (; val < size && bits < 8 * sizeof(unsigned int); val <<= 1, bits++)
    ;
  return bits ? bits : 1;
}
```
user: Translate the below assembly code into C programming language:

```asm
<xdl_hashbits>:
  endbr64
  cmp    $0x1,%edi
  jbe    L23
  mov    $0x0,%eax
  mov    $0x1,%edx
L35:
  add    %edx,%edx
  add    $0x1,%eax
  cmp    %edx,%edi
  jbe    L25
  cmp    $0x1f,%eax
  jbe    L35
L25:
  test   %eax,%eax
  mov    $0x1,%edx
  cmove  %edx,%eax
  ret
L23:
  mov    $0x0,%eax
  jmp    L25
```

assistant: ```c
unsigned int xdl_hashbits(unsigned int size) {
  unsigned int val = 1, bits = 0;
  for (; val < size && bits < 8 * sizeof(unsigned int); val <<= 1, bits++)
    ;
  return bits ? bits : 1;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<xdl_hashbits>:
  endbr64
  cmp    $0x1,%edi
  jbe    L13
  xor    %eax,%eax
  mov    $0x1,%edx
L25:
  add    %edx,%edx
  add    $0x1,%eax
  cmp    %edx,%edi
  jbe    L11
  cmp    $0x1f,%eax
  jbe    L25
  ret
  nop
L13:
  mov    $0x1,%eax
L11:
  ret
```

assistant: ```c
unsigned int xdl_hashbits(unsigned int size) {
  unsigned int val = 1, bits = 0;
  for (; val < size && bits < 8 * sizeof(unsigned int); val <<= 1, bits++)
    ;
  return bits ? bits : 1;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<xdl_hashbits>:
  endbr64
  cmp    $0x1,%edi
  jbe    L21
  xor    %eax,%eax
  mov    $0x1,%edx
L29:
  add    %edx,%edx
  add    $0x1,%eax
  cmp    %edx,%edi
  jbe    L24
  cmp    $0x1f,%eax
  jbe    L29
  ret
  nop
L21:
  mov    $0x1,%eax
L24:
  ret
```

assistant: ```c
unsigned int xdl_hashbits(unsigned int size) {
  unsigned int val = 1, bits = 0;
  for (; val < size && bits < 8 * sizeof(unsigned int); val <<= 1, bits++)
    ;
  return bits ? bits : 1;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<PWMGenFaultStatus>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %rdx,-0x18(%rbp)
  cmpq   $0x0,-0x18(%rbp)
  jne    L17
  mov    -0x8(%rbp),%rax
  lea    0x800(%rax),%rdx
  mov    -0x10(%rbp),%rax
  sub    $0x40,%rax
  add    %rax,%rax
  add    %rdx,%rax
  add    $0x4,%rax
  mov    (%rax),%rax
  jmp    L1
L17:
  mov    -0x8(%rbp),%rax
  lea    0x800(%rax),%rdx
  mov    -0x10(%rbp),%rax
  sub    $0x40,%rax
  add    %rax,%rax
  add    %rdx,%rax
  add    $0x8,%rax
  mov    (%rax),%rax
L1:
  pop    %rbp
  ret
```

assistant: ```c
uint32_t PWMGenFaultStatus(uint32_t ui32Base, uint32_t ui32Gen, uint32_t ui32Group) {
  ;
  ;

  ;
  if (ui32Group == 0) {
    return ((*((volatile uint32_t *)(((ui32Base) + 0x00000800 + ((ui32Gen)-0x00000040) * 2) + 0x00000004))));
  } else {
    return ((*((volatile uint32_t *)(((ui32Base) + 0x00000800 + ((ui32Gen)-0x00000040) * 2) + 0x00000008))));
  }
}
```
user: Translate the below assembly code into C programming language:

```asm
<PWMGenFaultStatus>:
  endbr64
  test   %rdx,%rdx
  jne    L9
  lea    0x780(%rdi,%rsi,2),%rax
  mov    0x4(%rax),%rax
  ret
L9:
  lea    0x780(%rdi,%rsi,2),%rax
  mov    0x8(%rax),%rax
  ret
```

assistant: ```c
uint32_t PWMGenFaultStatus(uint32_t ui32Base, uint32_t ui32Gen, uint32_t ui32Group) {
  ;
  ;

  ;
  if (ui32Group == 0) {
    return ((*((volatile uint32_t *)(((ui32Base) + 0x00000800 + ((ui32Gen)-0x00000040) * 2) + 0x00000004))));
  } else {
    return ((*((volatile uint32_t *)(((ui32Base) + 0x00000800 + ((ui32Gen)-0x00000040) * 2) + 0x00000008))));
  }
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<PWMGenFaultStatus>:
  endbr64
  lea    0x780(%rdi,%rsi,2),%rax
  test   %rdx,%rdx
  jne    L6
  mov    0x4(%rax),%rax
  ret
  cs nopw 0x0(%rax,%rax,1)
L6:
  mov    0x8(%rax),%rax
  ret
```

assistant: ```c
uint32_t PWMGenFaultStatus(uint32_t ui32Base, uint32_t ui32Gen, uint32_t ui32Group) {
  ;
  ;

  ;
  if (ui32Group == 0) {
    return ((*((volatile uint32_t *)(((ui32Base) + 0x00000800 + ((ui32Gen)-0x00000040) * 2) + 0x00000004))));
  } else {
    return ((*((volatile uint32_t *)(((ui32Base) + 0x00000800 + ((ui32Gen)-0x00000040) * 2) + 0x00000008))));
  }
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<PWMGenFaultStatus>:
  endbr64
  lea    0x780(%rdi,%rsi,2),%rax
  test   %rdx,%rdx
  jne    L4
  mov    0x4(%rax),%rax
  ret
  cs nopw 0x0(%rax,%rax,1)
L4:
  mov    0x8(%rax),%rax
  ret
```

assistant: ```c
uint32_t PWMGenFaultStatus(uint32_t ui32Base, uint32_t ui32Gen, uint32_t ui32Group) {
  ;
  ;

  ;
  if (ui32Group == 0) {
    return ((*((volatile uint32_t *)(((ui32Base) + 0x00000800 + ((ui32Gen)-0x00000040) * 2) + 0x00000004))));
  } else {
    return ((*((volatile uint32_t *)(((ui32Base) + 0x00000800 + ((ui32Gen)-0x00000040) * 2) + 0x00000008))));
  }
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<substr>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    -0x28(%rbp),%rax
  cmp    -0x20(%rbp),%rax
  jb     L29
  mov    -0x18(%rbp),%rax
  jmp    L2
L29:
  mov    -0x20(%rbp),%rax
  mov    %eax,%edx
  mov    -0x28(%rbp),%rax
  mov    %eax,%ecx
  mov    %edx,%eax
  sub    %ecx,%eax
  add    $0x1,%eax
  mov    %eax,-0xc(%rbp)
  mov    -0xc(%rbp),%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  setne  %al
  movzbl %al,%eax
  mov    %eax,%edi
  call   <assert@plt>
  movl   $0x0,-0x10(%rbp)
  jmp    L28
L12:
  mov    -0x18(%rbp),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    -0x10(%rbp),%edx
  movslq %edx,%rcx
  mov    -0x8(%rbp),%rdx
  add    %rcx,%rdx
  movzbl (%rax),%eax
  mov    %al,(%rdx)
  addq   $0x1,-0x28(%rbp)
  addl   $0x1,-0x10(%rbp)
L28:
  mov    -0x28(%rbp),%rax
  cmp    -0x20(%rbp),%rax
  jb     L12
  mov    -0x8(%rbp),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
  mov    -0x8(%rbp),%rax
L2:
  leave
  ret
```

assistant: ```c
char *substr(const char *s, size_t len, size_t offset) {
  int i, size;
  if (offset >= len) {
    return (char *)s;
  }
  size = len - offset + 1;
  char *res = (char *)malloc(size);
  assert(res != NULL);
  for (i = 0; offset < len; offset++, i++) {
    res[i] = s[offset];
  }
  res[len] = '\0';
  return res;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<substr>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%r13
  cmp    %rsi,%rdx
  jb     L16
L8:
  mov    %r13,%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L16:
  mov    %rsi,%rbp
  mov    %rdx,%rbx
  lea    0x1(%rsi),%edi
  sub    %edx,%edi
  call   <malloc@plt>
  mov    %rax,%r12
  test   %rax,%rax
  setne  %dil
  movzbl %dil,%edi
  call   <assert@plt>
  mov    %rbp,%rsi
  sub    %rbx,%rsi
  add    %r12,%rsi
  mov    %r12,%rax
  sub    %r12,%rbx
  lea    0x0(%r13,%rbx,1),%rdx
L29:
  movzbl (%rdx,%rax,1),%ecx
  mov    %cl,(%rax)
  add    $0x1,%rax
  cmp    %rsi,%rax
  jne    L29
  movb   $0x0,(%r12,%rbp,1)
  mov    %r12,%r13
  jmp    L8
```

assistant: ```c
char *substr(const char *s, size_t len, size_t offset) {
  int i, size;
  if (offset >= len) {
    return (char *)s;
  }
  size = len - offset + 1;
  char *res = (char *)malloc(size);
  assert(res != NULL);
  for (i = 0; offset < len; offset++, i++) {
    res[i] = s[offset];
  }
  res[len] = '\0';
  return res;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<substr>:
  endbr64
  push   %r13
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  cmp    %rsi,%rdx
  jb     L3
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax)
L3:
  lea    0x1(%rsi),%edi
  mov    %rdx,%rbx
  mov    %rsi,%rbp
  sub    %edx,%edi
  call   <malloc@plt>
  xor    %edi,%edi
  test   %rax,%rax
  mov    %rax,%r13
  setne  %dil
  call   <assert@plt>
  mov    %rbp,%rsi
  mov    %r13,%rax
  sub    %rbx,%rsi
  sub    %r13,%rbx
  add    %r13,%rsi
  lea    (%r12,%rbx,1),%rdx
  nopl   0x0(%rax)
L11:
  movzbl (%rdx,%rax,1),%ecx
  add    $0x1,%rax
  mov    %cl,-0x1(%rax)
  cmp    %rsi,%rax
  jne    L11
  movb   $0x0,0x0(%r13,%rbp,1)
  mov    %r13,%r12
  add    $0x8,%rsp
  pop    %rbx
  mov    %r12,%rax
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
char *substr(const char *s, size_t len, size_t offset) {
  int i, size;
  if (offset >= len) {
    return (char *)s;
  }
  size = len - offset + 1;
  char *res = (char *)malloc(size);
  assert(res != NULL);
  for (i = 0; offset < len; offset++, i++) {
    res[i] = s[offset];
  }
  res[len] = '\0';
  return res;
}
```