ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 这段汇编代码用C语言表示是什么样的？

```asm
<ADCSequenceEnable>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x4(%rbp)
  mov    %esi,-0x8(%rbp)
  mov    -0x4(%rbp),%eax
  cltq
  mov    (%rax),%esi
  mov    -0x8(%rbp),%eax
  mov    $0x1,%edx
  mov    %eax,%ecx
  shl    %cl,%edx
  mov    %edx,%ecx
  mov    -0x4(%rbp),%eax
  cltq
  mov    %rax,%rdx
  mov    %esi,%eax
  or     %ecx,%eax
  mov    %eax,(%rdx)
  nop
  pop    %rbp
  ret
```

assistant: ```c
void ADCSequenceEnable(uint32_t ui32Base, uint32_t ui32SequenceNum) {
  ;
  ;
  (*((volatile uint32_t *)(ui32Base + 0x00000000))) |= 1 << ui32SequenceNum;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<ADCSequenceEnable>:
  endbr64
  movslq %edi,%rdi
  mov    (%rdi),%eax
  bts    %esi,%eax
  mov    %eax,(%rdi)
  ret
```

assistant: ```c
void ADCSequenceEnable(uint32_t ui32Base, uint32_t ui32SequenceNum) {
  ;
  ;
  (*((volatile uint32_t *)(ui32Base + 0x00000000))) |= 1 << ui32SequenceNum;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<ADCSequenceEnable>:
  endbr64
  movslq %edi,%rdi
  mov    (%rdi),%eax
  bts    %esi,%eax
  mov    %eax,(%rdi)
  ret
```

assistant: ```c
void ADCSequenceEnable(uint32_t ui32Base, uint32_t ui32SequenceNum) {
  ;
  ;
  (*((volatile uint32_t *)(ui32Base + 0x00000000))) |= 1 << ui32SequenceNum;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<ADCSequenceEnable>:
  endbr64
  movslq %edi,%rdi
  mov    (%rdi),%eax
  bts    %esi,%eax
  mov    %eax,(%rdi)
  ret
```

assistant: ```c
void ADCSequenceEnable(uint32_t ui32Base, uint32_t ui32SequenceNum) {
  ;
  ;
  (*((volatile uint32_t *)(ui32Base + 0x00000000))) |= 1 << ui32SequenceNum;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<ui_printf>:
  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     L8
  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)
L8:
  mov    $0x0,%eax
  call   <nc_LINES@plt>
  sub    $0x1,%rax
  mov    $0x0,%esi
  mov    %rax,%rdi
  call   <nc_set_yx@plt>
  mov    -0xc8(%rbp),%rdx
  mov    -0xb4(%rbp),%eax
  mov    %rdx,%rsi
  mov    %eax,%edi
  call   <va_start@plt>
  mov    -0xb4(%rbp),%edx
  mov    -0xc8(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <nc_vprintf@plt>
  mov    -0xb4(%rbp),%eax
  mov    %eax,%edi
  call   <va_end@plt>
  nop
  leave
  ret
```

assistant: ```c
void ui_printf(const char *fmt, ...) {
  nc_set_yx(nc_LINES() - 1, 0);
  va_list l;
  va_start(l, fmt);
  nc_vprintf(fmt, l);
  va_end(l);
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<ui_printf>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbx
  mov    $0x0,%eax
  call   <nc_LINES@plt>
  lea    -0x1(%rax),%rdi
  mov    $0x0,%esi
  call   <nc_set_yx@plt>
  mov    %rbx,%rsi
  mov    $0x0,%ebp
  mov    %ebp,%edi
  call   <va_start@plt>
  mov    %ebp,%esi
  mov    %rbx,%rdi
  call   <nc_vprintf@plt>
  mov    %ebp,%edi
  call   <va_end@plt>
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void ui_printf(const char *fmt, ...) {
  nc_set_yx(nc_LINES() - 1, 0);
  va_list l;
  va_start(l, fmt);
  nc_vprintf(fmt, l);
  va_end(l);
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<ui_printf>:
  endbr64
  push   %r12
  xor    %eax,%eax
  xor    %r12d,%r12d
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x8,%rsp
  call   <nc_LINES@plt>
  xor    %esi,%esi
  lea    -0x1(%rax),%rdi
  call   <nc_set_yx@plt>
  mov    %rbp,%rsi
  mov    %r12d,%edi
  call   <va_start@plt>
  mov    %r12d,%esi
  mov    %rbp,%rdi
  call   <nc_vprintf@plt>
  mov    %r12d,%edi
  call   <va_end@plt>
  add    $0x8,%rsp
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
void ui_printf(const char *fmt, ...) {
  nc_set_yx(nc_LINES() - 1, 0);
  va_list l;
  va_start(l, fmt);
  nc_vprintf(fmt, l);
  va_end(l);
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<ui_printf>:
  endbr64
  push   %r12
  xor    %eax,%eax
  xor    %r12d,%r12d
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x8,%rsp
  call   <nc_LINES@plt>
  xor    %esi,%esi
  lea    -0x1(%rax),%rdi
  call   <nc_set_yx@plt>
  mov    %rbp,%rsi
  mov    %r12d,%edi
  call   <va_start@plt>
  mov    %r12d,%esi
  mov    %rbp,%rdi
  call   <nc_vprintf@plt>
  mov    %r12d,%edi
  call   <va_end@plt>
  add    $0x8,%rsp
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
void ui_printf(const char *fmt, ...) {
  nc_set_yx(nc_LINES() - 1, 0);
  va_list l;
  va_start(l, fmt);
  nc_vprintf(fmt, l);
  va_end(l);
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<swap_4byte>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %edi,-0x24(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x24(%rbp),%eax
  cltq
  mov    %rax,-0x10(%rbp)
  movzbl -0x10(%rbp),%eax
  mov    %al,-0x12(%rbp)
  movzbl -0xf(%rbp),%eax
  mov    %al,-0x11(%rbp)
  movzbl -0xe(%rbp),%eax
  mov    %al,-0x10(%rbp)
  movzbl -0xd(%rbp),%eax
  mov    %al,-0xf(%rbp)
  movzbl -0x12(%rbp),%eax
  mov    %al,-0xe(%rbp)
  movzbl -0x11(%rbp),%eax
  mov    %al,-0xd(%rbp)
  mov    -0x10(%rbp),%rax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L9
  call   <__stack_chk_fail@plt>
L9:
  leave
  ret
```

assistant: ```c
int swap_4byte(word4)
int word4;
{
  union {
    unsigned char character[4];
    long integer;
  } swap4byte;
  char temp0;
  char temp1;
  swap4byte.integer = word4;
  temp0 = swap4byte.character[0];
  temp1 = swap4byte.character[1];
  swap4byte.character[0] = swap4byte.character[2];
  swap4byte.character[1] = swap4byte.character[3];
  swap4byte.character[2] = temp0;
  swap4byte.character[3] = temp1;
  return (swap4byte.integer);
}
```
user: What is the c source code of the assembly code below?

```asm
<swap_4byte>:
  endbr64
  movslq %edi,%rcx
  mov    %rcx,%rdx
  mov    %rcx,%rax
  shr    $0x10,%rax
  mov    %al,%dl
  mov    %rcx,%rax
  shr    $0x18,%rax
  mov    %al,%dh
  movzbl %dil,%edi
  shl    $0x10,%rdi
  movzwl %dx,%eax
  movzbl %ch,%ecx
  shl    $0x18,%rcx
  or     %edi,%eax
  or     %ecx,%eax
  ret
```

assistant: ```c
int swap_4byte(word4)
int word4;
{
  union {
    unsigned char character[4];
    long integer;
  } swap4byte;
  char temp0;
  char temp1;
  swap4byte.integer = word4;
  temp0 = swap4byte.character[0];
  temp1 = swap4byte.character[1];
  swap4byte.character[0] = swap4byte.character[2];
  swap4byte.character[1] = swap4byte.character[3];
  swap4byte.character[2] = temp0;
  swap4byte.character[3] = temp1;
  return (swap4byte.integer);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<swap_4byte>:
  endbr64
  movslq %edi,%rcx
  movzbl %dil,%edi
  mov    %rcx,%rax
  mov    %rcx,%rdx
  shl    $0x10,%rdi
  shr    $0x10,%rax
  mov    %al,%dl
  mov    %rcx,%rax
  movzbl %ch,%ecx
  shr    $0x18,%rax
  shl    $0x18,%rcx
  mov    %al,%dh
  movzwl %dx,%eax
  or     %edi,%eax
  or     %ecx,%eax
  ret
```

assistant: ```c
int swap_4byte(word4)
int word4;
{
  union {
    unsigned char character[4];
    long integer;
  } swap4byte;
  char temp0;
  char temp1;
  swap4byte.integer = word4;
  temp0 = swap4byte.character[0];
  temp1 = swap4byte.character[1];
  swap4byte.character[0] = swap4byte.character[2];
  swap4byte.character[1] = swap4byte.character[3];
  swap4byte.character[2] = temp0;
  swap4byte.character[3] = temp1;
  return (swap4byte.integer);
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<swap_4byte>:
  endbr64
  movslq %edi,%rcx
  xor    %edx,%edx
  movzbl %dil,%edi
  mov    %rcx,%rax
  shl    $0x10,%edi
  shr    $0x10,%rax
  mov    %al,%dl
  mov    %rcx,%rax
  movzbl %ch,%ecx
  shr    $0x18,%rax
  shl    $0x18,%ecx
  mov    %al,%dh
  movzwl %dx,%eax
  or     %edi,%eax
  or     %ecx,%eax
  ret
```

assistant: ```c
int swap_4byte(word4)
int word4;
{
  union {
    unsigned char character[4];
    long integer;
  } swap4byte;
  char temp0;
  char temp1;
  swap4byte.integer = word4;
  temp0 = swap4byte.character[0];
  temp1 = swap4byte.character[1];
  swap4byte.character[0] = swap4byte.character[2];
  swap4byte.character[1] = swap4byte.character[3];
  swap4byte.character[2] = temp0;
  swap4byte.character[3] = temp1;
  return (swap4byte.integer);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<current_ms>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0xc(%rbp),%rax
  mov    $0x0,%esi
  mov    %rax,%rdi
  call   <gettimeofday@plt>
  mov    -0x18(%rbp),%rdx
  lea    -0xc(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <msdiff@plt>
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L5
  call   <__stack_chk_fail@plt>
L5:
  leave
  ret
```

assistant: ```c
uint64_t current_ms(struct timeval *tvbase) {
  struct timeval tvnow;
  (void)gettimeofday(&tvnow, 0);
  return (msdiff(&tvnow, tvbase));
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<current_ms>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %rdi,%rbx
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rbp
  mov    $0x0,%esi
  mov    %rbp,%rdi
  call   <gettimeofday@plt>
  mov    %rbx,%rsi
  mov    %rbp,%rdi
  call   <msdiff@plt>
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L1
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  ret
L1:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
uint64_t current_ms(struct timeval *tvbase) {
  struct timeval tvnow;
  (void)gettimeofday(&tvnow, 0);
  return (msdiff(&tvnow, tvbase));
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<current_ms>:
  endbr64
  push   %r12
  xor    %esi,%esi
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%r12
  mov    %r12,%rdi
  call   <gettimeofday@plt>
  mov    %rbp,%rsi
  mov    %r12,%rdi
  call   <msdiff@plt>
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L0
  add    $0x18,%rsp
  pop    %rbp
  pop    %r12
  ret
L0:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
uint64_t current_ms(struct timeval *tvbase) {
  struct timeval tvnow;
  (void)gettimeofday(&tvnow, 0);
  return (msdiff(&tvnow, tvbase));
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<current_ms>:
  endbr64
  push   %r12
  xor    %esi,%esi
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%r12
  mov    %r12,%rdi
  call   <gettimeofday@plt>
  mov    %rbp,%rsi
  mov    %r12,%rdi
  call   <msdiff@plt>
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L9
  add    $0x18,%rsp
  pop    %rbp
  pop    %r12
  ret
L9:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
uint64_t current_ms(struct timeval *tvbase) {
  struct timeval tvnow;
  (void)gettimeofday(&tvnow, 0);
  return (msdiff(&tvnow, tvbase));
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<abundant>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x14(%rbp)
  movl   $0x0,-0x8(%rbp)
  movl   $0x1,-0x4(%rbp)
  jmp    L36
L23:
  mov    -0x14(%rbp),%eax
  cltd
  idivl  -0x4(%rbp)
  mov    %edx,%eax
  test   %eax,%eax
  jne    L7
  mov    -0x4(%rbp),%eax
  jmp    L39
L7:
  mov    $0x0,%eax
L39:
  add    %eax,-0x8(%rbp)
  addl   $0x1,-0x4(%rbp)
L36:
  mov    -0x4(%rbp),%eax
  cmp    -0x14(%rbp),%eax
  jl     L23
  mov    -0x8(%rbp),%eax
  cmp    -0x14(%rbp),%eax
  setg   %al
  movzbl %al,%eax
  pop    %rbp
  ret
```

assistant: ```c
int abundant(int32_t i) {
  int32_t sum = 0;
  for (int32_t a = 1; a < i; a++) {
    sum += (!(i % a)) ? a : 0;
  }
  return (sum > i);
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<abundant>:
  endbr64
  cmp    $0x1,%edi
  jle    L27
  mov    $0x1,%ecx
  mov    $0x0,%esi
  mov    $0x0,%r8d
L12:
  mov    %edi,%eax
  cltd
  idiv   %ecx
  test   %edx,%edx
  mov    %r8d,%eax
  cmove  %ecx,%eax
  add    %eax,%esi
  add    $0x1,%ecx
  cmp    %ecx,%edi
  jne    L12
L26:
  cmp    %esi,%edi
  setl   %al
  movzbl %al,%eax
  ret
L27:
  mov    $0x0,%esi
  jmp    L26
```

assistant: ```c
int abundant(int32_t i) {
  int32_t sum = 0;
  for (int32_t a = 1; a < i; a++) {
    sum += (!(i % a)) ? a : 0;
  }
  return (sum > i);
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<abundant>:
  endbr64
  cmp    $0x1,%edi
  jle    L8
  mov    $0x1,%ecx
  xor    %esi,%esi
L9:
  mov    %edi,%eax
  cltd
  idiv   %ecx
  lea    (%rsi,%rcx,1),%eax
  test   %edx,%edx
  cmove  %eax,%esi
  add    $0x1,%ecx
  cmp    %ecx,%edi
  jne    L9
  xor    %eax,%eax
  cmp    %esi,%edi
  setl   %al
  ret
  nopl   0x0(%rax)
L8:
  xor    %esi,%esi
  xor    %eax,%eax
  cmp    %esi,%edi
  setl   %al
  ret
```

assistant: ```c
int abundant(int32_t i) {
  int32_t sum = 0;
  for (int32_t a = 1; a < i; a++) {
    sum += (!(i % a)) ? a : 0;
  }
  return (sum > i);
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<abundant>:
  endbr64
  cmp    $0x1,%edi
  jle    L16
  mov    $0x1,%ecx
  xor    %esi,%esi
L5:
  mov    %edi,%eax
  cltd
  idiv   %ecx
  lea    (%rsi,%rcx,1),%eax
  test   %edx,%edx
  cmove  %eax,%esi
  add    $0x1,%ecx
  cmp    %edi,%ecx
  jne    L5
  xor    %eax,%eax
  cmp    %esi,%edi
  setl   %al
  ret
  nopl   0x0(%rax)
L16:
  xor    %esi,%esi
  xor    %eax,%eax
  cmp    %esi,%edi
  setl   %al
  ret
```

assistant: ```c
int abundant(int32_t i) {
  int32_t sum = 0;
  for (int32_t a = 1; a < i; a++) {
    sum += (!(i % a)) ? a : 0;
  }
  return (sum > i);
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<extract_match>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    -0x30(%rbp),%rax
  mov    (%rax),%eax
  mov    %eax,-0x14(%rbp)
  mov    -0x30(%rbp),%rax
  mov    0x4(%rax),%eax
  mov    %eax,-0x10(%rbp)
  movq   $0x0,-0x8(%rbp)
  mov    -0x30(%rbp),%rax
  mov    (%rax),%eax
  test   %eax,%eax
  js     L62
  mov    -0x30(%rbp),%rax
  mov    (%rax),%eax
  test   %eax,%eax
  jns    L43
L62:
  mov    $0x0,%eax
  jmp    L22
L60:
  subl   $0x1,-0x14(%rbp)
L43:
  mov    -0x30(%rbp),%rax
  mov    0x4(%rax),%eax
  cmp    %eax,-0x14(%rbp)
  jle    L113
  mov    -0x14(%rbp),%eax
  cltq
  lea    -0x1(%rax),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x20,%al
  je     L60
  jmp    L113
L107:
  addl   $0x1,-0x10(%rbp)
L113:
  mov    -0x10(%rbp),%eax
  cmp    -0x14(%rbp),%eax
  jge    L115
  mov    -0x10(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x20,%al
  je     L107
L115:
  mov    -0x14(%rbp),%eax
  sub    -0x10(%rbp),%eax
  mov    %eax,-0xc(%rbp)
  cmpl   $0x0,-0xc(%rbp)
  jg     L2
  mov    $0x0,%eax
  jmp    L22
L2:
  mov    -0xc(%rbp),%eax
  cltq
  add    $0x1,%rax
  mov    $0x1,%esi
  mov    %rax,%rdi
  call   <calloc@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  jne    L108
  mov    $0x0,%eax
  jmp    L22
L108:
  mov    -0xc(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x10(%rbp),%eax
  movslq %eax,%rcx
  mov    -0x28(%rbp),%rax
  add    %rax,%rcx
  mov    -0x8(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <memcpy@plt>
  mov    -0x8(%rbp),%rax
L22:
  leave
  ret
```

assistant: ```c
char *extract_match(const char *line, regmatch_t *pmatch) {
  ssize_t len;
  regoff_t eo = pmatch->rm_eo;
  regoff_t so = pmatch->rm_so;
  char *s = NULL;
  if ((pmatch->rm_eo < 0) || (pmatch->rm_eo < 0)) {
    return NULL;
  }
  while ((eo > pmatch->rm_so) && (0x20 == line[eo - 1])) {
    eo--;
  }
  while ((so < eo) && (0x20 == line[so])) {
    so++;
  }
  len = eo - so;
  if (len <= 0) {
    return NULL;
  }
  if (NULL == (s = calloc((size_t)len + 1, sizeof(*s)))) {
    return NULL;
  }
  memcpy(s, line + so, (size_t)len);
  return s;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<extract_match>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    (%rsi),%eax
  mov    0x4(%rsi),%ebp
  test   %eax,%eax
  js     L75
  mov    %rdi,%r12
  cmp    %ebp,%eax
  jle    L89
  movslq %eax,%rdx
  lea    -0x1(%rdi,%rdx,1),%rdx
L15:
  cmpb   $0x20,(%rdx)
  jne    L125
  sub    $0x1,%eax
  sub    $0x1,%rdx
  cmp    %eax,%ebp
  jne    L15
  mov    $0x0,%r13d
  jmp    L122
L125:
  cmp    %eax,%ebp
  jge    L89
  movslq %ebp,%rdx
  add    %r12,%rdx
L13:
  cmpb   $0x20,(%rdx)
  jne    L89
  add    $0x1,%ebp
  add    $0x1,%rdx
  cmp    %eax,%ebp
  jne    L13
  mov    $0x0,%r13d
  jmp    L122
L89:
  sub    %ebp,%eax
  test   %eax,%eax
  jle    L17
  movslq %eax,%rbx
  lea    0x1(%rbx),%rdi
  mov    $0x1,%esi
  call   <calloc@plt>
  mov    %rax,%r13
  test   %rax,%rax
  je     L122
  movslq %ebp,%rbp
  lea    (%r12,%rbp,1),%rsi
  mov    %rbx,%rdx
  mov    %rax,%rdi
  call   <memcpy@plt>
L122:
  mov    %r13,%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L75:
  mov    $0x0,%r13d
  jmp    L122
L17:
  mov    $0x0,%r13d
  jmp    L122
```

assistant: ```c
char *extract_match(const char *line, regmatch_t *pmatch) {
  ssize_t len;
  regoff_t eo = pmatch->rm_eo;
  regoff_t so = pmatch->rm_so;
  char *s = NULL;
  if ((pmatch->rm_eo < 0) || (pmatch->rm_eo < 0)) {
    return NULL;
  }
  while ((eo > pmatch->rm_so) && (0x20 == line[eo - 1])) {
    eo--;
  }
  while ((so < eo) && (0x20 == line[so])) {
    so++;
  }
  len = eo - so;
  if (len <= 0) {
    return NULL;
  }
  if (NULL == (s = calloc((size_t)len + 1, sizeof(*s)))) {
    return NULL;
  }
  memcpy(s, line + so, (size_t)len);
  return s;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<extract_match>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    (%rsi),%edx
  mov    0x4(%rsi),%ebx
  test   %edx,%edx
  js     L56
  mov    %rdi,%rbp
  cmp    %ebx,%edx
  jle    L2
  movslq %edx,%rax
  lea    -0x1(%rdi,%rax,1),%rax
  jmp    L53
  nopl   0x0(%rax)
L13:
  sub    $0x1,%edx
  sub    $0x1,%rax
  cmp    %edx,%ebx
  je     L56
L53:
  cmpb   $0x20,(%rax)
  je     L13
  cmp    %ebx,%edx
  jle    L2
  movslq %ebx,%rax
  add    %rbp,%rax
  jmp    L34
  nopl   0x0(%rax)
L94:
  add    $0x1,%ebx
  add    $0x1,%rax
  cmp    %ebx,%edx
  je     L56
L34:
  cmpb   $0x20,(%rax)
  je     L94
L2:
  sub    %ebx,%edx
  test   %edx,%edx
  jle    L56
  movslq %edx,%r12
  mov    $0x1,%esi
  lea    0x1(%r12),%rdi
  call   <calloc@plt>
  mov    %rax,%r13
  test   %rax,%rax
  je     L50
  movslq %ebx,%rbx
  mov    %r12,%rdx
  mov    %rax,%rdi
  lea    0x0(%rbp,%rbx,1),%rsi
  call   <memcpy@plt>
L50:
  add    $0x8,%rsp
  mov    %r13,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax)
L56:
  add    $0x8,%rsp
  xor    %r13d,%r13d
  pop    %rbx
  mov    %r13,%rax
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
char *extract_match(const char *line, regmatch_t *pmatch) {
  ssize_t len;
  regoff_t eo = pmatch->rm_eo;
  regoff_t so = pmatch->rm_so;
  char *s = NULL;
  if ((pmatch->rm_eo < 0) || (pmatch->rm_eo < 0)) {
    return NULL;
  }
  while ((eo > pmatch->rm_so) && (0x20 == line[eo - 1])) {
    eo--;
  }
  while ((so < eo) && (0x20 == line[so])) {
    so++;
  }
  len = eo - so;
  if (len <= 0) {
    return NULL;
  }
  if (NULL == (s = calloc((size_t)len + 1, sizeof(*s)))) {
    return NULL;
  }
  memcpy(s, line + so, (size_t)len);
  return s;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<extract_match>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    (%rsi),%edx
  mov    0x4(%rsi),%ebx
  test   %edx,%edx
  js     L62
  mov    %rdi,%rbp
  cmp    %ebx,%edx
  jle    L48
  movslq %edx,%rax
  lea    -0x1(%rdi,%rax,1),%rax
  jmp    L18
  nopl   0x0(%rax)
L0:
  sub    $0x1,%edx
  sub    $0x1,%rax
  cmp    %edx,%ebx
  je     L62
L18:
  cmpb   $0x20,(%rax)
  je     L0
  cmp    %ebx,%edx
  jle    L48
  movslq %ebx,%rax
  add    %rbp,%rax
  jmp    L17
  nopl   0x0(%rax)
L41:
  add    $0x1,%ebx
  add    $0x1,%rax
  cmp    %ebx,%edx
  je     L62
L17:
  cmpb   $0x20,(%rax)
  je     L41
L48:
  sub    %ebx,%edx
  test   %edx,%edx
  jle    L62
  movslq %edx,%r12
  mov    $0x1,%esi
  lea    0x1(%r12),%rdi
  call   <calloc@plt>
  mov    %rax,%r13
  test   %rax,%rax
  je     L98
  movslq %ebx,%rbx
  mov    %r12,%rdx
  mov    %rax,%rdi
  lea    0x0(%rbp,%rbx,1),%rsi
  call   <memcpy@plt>
L98:
  add    $0x8,%rsp
  mov    %r13,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax)
L62:
  add    $0x8,%rsp
  xor    %r13d,%r13d
  pop    %rbx
  mov    %r13,%rax
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
char *extract_match(const char *line, regmatch_t *pmatch) {
  ssize_t len;
  regoff_t eo = pmatch->rm_eo;
  regoff_t so = pmatch->rm_so;
  char *s = NULL;
  if ((pmatch->rm_eo < 0) || (pmatch->rm_eo < 0)) {
    return NULL;
  }
  while ((eo > pmatch->rm_so) && (0x20 == line[eo - 1])) {
    eo--;
  }
  while ((so < eo) && (0x20 == line[so])) {
    so++;
  }
  len = eo - so;
  if (len <= 0) {
    return NULL;
  }
  if (NULL == (s = calloc((size_t)len + 1, sizeof(*s)))) {
    return NULL;
  }
  memcpy(s, line + so, (size_t)len);
  return s;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<compare_ints>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    -0x18(%rbp),%rax
  mov    (%rax),%eax
  mov    %eax,-0x8(%rbp)
  mov    -0x20(%rbp),%rax
  mov    (%rax),%eax
  mov    %eax,-0x4(%rbp)
  mov    -0x8(%rbp),%eax
  cmp    -0x4(%rbp),%eax
  jge    L38
  mov    $0xffffffff,%eax
  jmp    L34
L38:
  mov    -0x8(%rbp),%eax
  cmp    -0x4(%rbp),%eax
  jne    L28
  mov    $0x0,%eax
  jmp    L34
L28:
  mov    $0x1,%eax
L34:
  pop    %rbp
  ret
```

assistant: ```c
int compare_ints(const void *a, const void *b) {
  int int_a = *(int *)a;
  int int_b = *(int *)b;
  if (int_a < int_b) {
    return -1;
  } else if (int_a == int_b) {
    return 0;
  }
  return 1;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<compare_ints>:
  endbr64
  mov    (%rdi),%ecx
  mov    (%rsi),%edx
  mov    $0xffffffff,%eax
  cmp    %edx,%ecx
  jl     L1
  setne  %al
  movzbl %al,%eax
L1:
  ret
```

assistant: ```c
int compare_ints(const void *a, const void *b) {
  int int_a = *(int *)a;
  int int_b = *(int *)b;
  if (int_a < int_b) {
    return -1;
  } else if (int_a == int_b) {
    return 0;
  }
  return 1;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<compare_ints>:
  endbr64
  mov    (%rsi),%edx
  mov    $0xffffffff,%eax
  cmp    %edx,(%rdi)
  jl     L0
  setne  %al
  movzbl %al,%eax
L0:
  ret
```

assistant: ```c
int compare_ints(const void *a, const void *b) {
  int int_a = *(int *)a;
  int int_b = *(int *)b;
  if (int_a < int_b) {
    return -1;
  } else if (int_a == int_b) {
    return 0;
  }
  return 1;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<compare_ints>:
  endbr64
  mov    (%rsi),%edx
  mov    $0xffffffff,%eax
  cmp    %edx,(%rdi)
  jl     L8
  setne  %al
  movzbl %al,%eax
L8:
  ret
```

assistant: ```c
int compare_ints(const void *a, const void *b) {
  int int_a = *(int *)a;
  int int_b = *(int *)b;
  if (int_a < int_b) {
    return -1;
  } else if (int_a == int_b) {
    return 0;
  }
  return 1;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<INR_MDIO_read>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    %esi,-0x18(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x18(%rbp),%edx
  mov    -0x14(%rbp),%eax
  mov    $0x0,%ecx
  mov    %eax,%esi
  mov    $0x0,%edi
  call   <INR_MDIO_write_b@plt>
  lea    -0xc(%rbp),%rax
  mov    %rax,%rdi
  call   <INR_MDIO_read_b@plt>
  mov    -0xc(%rbp),%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L3
  call   <__stack_chk_fail@plt>
L3:
  leave
  ret
```

assistant: ```c
uint16_t INR_MDIO_read(uint8_t PHY_addr, uint8_t REG_addr) {
  uint16_t data;
  INR_MDIO_write_b(0, PHY_addr, REG_addr, 0);
  INR_MDIO_read_b(&data);
  return data;
}
```