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

```asm
<getNextYearForTs>:
  endbr64
  sub    $0x18,%rsp
  mov    %edi,0xc(%rsp)
  lea    0xc(%rsp),%rdi
  call   <gmtime@plt>
  mov    %rax,%rdi
  movq   $0x0,0x20(%rax)
  movq   $0x0,0x18(%rax)
  movq   $0x0,0x10(%rax)
  movl   $0x1,(%rax)
  movq   $0x0,0x8(%rax)
  addl   $0x1,0x4(%rax)
  call   <timegm@plt>
  add    $0x18,%rsp
  ret
```

assistant: ```c
time_t getNextYearForTs(time_t ts) {
  struct tm *t = gmtime(&ts);
  t->tm_sec = 0;
  t->tm_min = 0;
  t->tm_hour = 0;
  t->tm_mday = 1;
  t->tm_mon = 0;
  t->tm_year += 1;
  return timegm(t);
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<getNextYearForTs>:
  endbr64
  sub    $0x18,%rsp
  mov    %edi,0xc(%rsp)
  lea    0xc(%rsp),%rdi
  call   <gmtime@plt>
  addl   $0x1,0x4(%rax)
  mov    %rax,%rdi
  movq   $0x0,0x20(%rax)
  movq   $0x0,0x18(%rax)
  movq   $0x0,0x10(%rax)
  movl   $0x1,(%rax)
  movq   $0x0,0x8(%rax)
  call   <timegm@plt>
  add    $0x18,%rsp
  ret
```

assistant: ```c
time_t getNextYearForTs(time_t ts) {
  struct tm *t = gmtime(&ts);
  t->tm_sec = 0;
  t->tm_min = 0;
  t->tm_hour = 0;
  t->tm_mday = 1;
  t->tm_mon = 0;
  t->tm_year += 1;
  return timegm(t);
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<getNextYearForTs>:
  endbr64
  sub    $0x18,%rsp
  mov    %edi,0xc(%rsp)
  lea    0xc(%rsp),%rdi
  call   <gmtime@plt>
  pxor   %xmm0,%xmm0
  addl   $0x1,0x4(%rax)
  mov    %rax,%rdi
  movl   $0x1,(%rax)
  movups %xmm0,0x8(%rax)
  movups %xmm0,0x18(%rax)
  call   <timegm@plt>
  add    $0x18,%rsp
  ret
```

assistant: ```c
time_t getNextYearForTs(time_t ts) {
  struct tm *t = gmtime(&ts);
  t->tm_sec = 0;
  t->tm_min = 0;
  t->tm_hour = 0;
  t->tm_mday = 1;
  t->tm_mon = 0;
  t->tm_year += 1;
  return timegm(t);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<dlist_unlink>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %rdx,-0x18(%rbp)
  mov    %rcx,-0x20(%rbp)
  mov    %r8d,-0x24(%rbp)
  mov    %r9d,-0x28(%rbp)
  mov    -0x28(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%edi
  mov    -0x28(%rbp),%ecx
  mov    -0x24(%rbp),%edx
  mov    -0x18(%rbp),%rsi
  mov    -0x8(%rbp),%rax
  mov    %edi,%r8d
  mov    %rax,%rdi
  call   <list_unlink_after@plt>
  mov    -0x28(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%edi
  mov    -0x28(%rbp),%ecx
  mov    -0x24(%rbp),%edx
  mov    -0x20(%rbp),%rsi
  mov    -0x10(%rbp),%rax
  mov    %edi,%r8d
  mov    %rax,%rdi
  call   <list_unlink_after@plt>
  nop
  leave
  ret
```

assistant: ```c
void dlist_unlink(int *first, int *last, int *next, int *prev, int head, int node) {
  list_unlink_after(first, next, head, node, prev[node]);
  list_unlink_after(last, prev, head, node, next[node]);
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<dlist_unlink>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rsi,%r14
  mov    %rdx,%r13
  mov    %rcx,%rbp
  mov    %r8d,%r12d
  mov    %r9d,%ebx
  movslq %r9d,%r15
  mov    (%rcx,%r15,4),%r8d
  mov    %r9d,%ecx
  mov    %r12d,%edx
  mov    %r13,%rsi
  call   <list_unlink_after@plt>
  mov    0x0(%r13,%r15,4),%r8d
  mov    %ebx,%ecx
  mov    %r12d,%edx
  mov    %rbp,%rsi
  mov    %r14,%rdi
  call   <list_unlink_after@plt>
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
void dlist_unlink(int *first, int *last, int *next, int *prev, int head, int node) {
  list_unlink_after(first, next, head, node, prev[node]);
  list_unlink_after(last, prev, head, node, next[node]);
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<dlist_unlink>:
  endbr64
  push   %r15
  movslq %r9d,%r15
  push   %r14
  mov    %rsi,%r14
  push   %r13
  mov    %r8d,%r13d
  push   %r12
  push   %rbp
  mov    %rcx,%rbp
  push   %rbx
  mov    %rdx,%rbx
  mov    %r13d,%edx
  mov    %rbx,%rsi
  sub    $0x8,%rsp
  mov    (%rcx,%r15,4),%r8d
  mov    %r15d,%ecx
  call   <list_unlink_after@plt>
  mov    (%rbx,%r15,4),%r8d
  add    $0x8,%rsp
  mov    %r15d,%ecx
  pop    %rbx
  mov    %r13d,%edx
  mov    %rbp,%rsi
  mov    %r14,%rdi
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  jmp    1050 <list_unlink_after@plt>
```

assistant: ```c
void dlist_unlink(int *first, int *last, int *next, int *prev, int head, int node) {
  list_unlink_after(first, next, head, node, prev[node]);
  list_unlink_after(last, prev, head, node, next[node]);
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<dlist_unlink>:
  endbr64
  push   %r15
  movslq %r9d,%r15
  push   %r14
  mov    %rsi,%r14
  push   %r13
  mov    %r8d,%r13d
  push   %r12
  push   %rbp
  mov    %rcx,%rbp
  push   %rbx
  mov    %rdx,%rbx
  mov    %r13d,%edx
  mov    %rbx,%rsi
  sub    $0x8,%rsp
  mov    (%rcx,%r15,4),%r8d
  mov    %r15d,%ecx
  call   <list_unlink_after@plt>
  mov    (%rbx,%r15,4),%r8d
  add    $0x8,%rsp
  mov    %r15d,%ecx
  pop    %rbx
  mov    %r13d,%edx
  mov    %rbp,%rsi
  mov    %r14,%rdi
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  jmp    1050 <list_unlink_after@plt>
```

assistant: ```c
void dlist_unlink(int *first, int *last, int *next, int *prev, int head, int node) {
  list_unlink_after(first, next, head, node, prev[node]);
  list_unlink_after(last, prev, head, node, next[node]);
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<findJudge>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %edi,-0x24(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %edx,-0x28(%rbp)
  mov    %rcx,-0x38(%rbp)
  cmpl   $0x0,-0x28(%rbp)
  jne    L47
  cmpl   $0x1,-0x24(%rbp)
  jne    L102
  mov    $0x1,%eax
  jmp    L27
L102:
  mov    $0xffffffff,%eax
  jmp    L27
L47:
  mov    -0x38(%rbp),%rax
  movl   $0x2,(%rax)
  mov    -0x24(%rbp),%eax
  add    $0x1,%eax
  mov    $0x4,%esi
  mov    %eax,%edi
  call   <calloc@plt>
  mov    %rax,-0x8(%rbp)
  movl   $0x0,-0x14(%rbp)
  jmp    L23
L91:
  mov    -0x14(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rax
  mov    (%rax),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%edx
  sub    $0x1,%edx
  mov    %edx,(%rax)
  mov    -0x14(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%rax
  add    $0x4,%rax
  mov    (%rax),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%edx
  add    $0x1,%edx
  mov    %edx,(%rax)
  addl   $0x1,-0x14(%rbp)
L23:
  mov    -0x14(%rbp),%eax
  cmp    -0x28(%rbp),%eax
  jl     L91
  movl   $0x0,-0x10(%rbp)
  movl   $0x1,-0xc(%rbp)
  jmp    L44
L135:
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  mov    -0x24(%rbp),%edx
  sub    $0x1,%edx
  cmp    %edx,%eax
  jne    L50
  cmpl   $0x0,-0x10(%rbp)
  jne    L12
  mov    -0xc(%rbp),%eax
  mov    %eax,-0x10(%rbp)
  jmp    L50
L12:
  mov    $0xffffffff,%eax
  jmp    L27
L50:
  addl   $0x1,-0xc(%rbp)
L44:
  mov    -0xc(%rbp),%eax
  cmp    -0x24(%rbp),%eax
  jle    L135
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  cmpl   $0x0,-0x10(%rbp)
  je     L127
  mov    -0x10(%rbp),%eax
  jmp    L27
L127:
  mov    $0xffffffff,%eax
L27:
  leave
  ret
```

assistant: ```c
int findJudge(int N, int **trust, int trustSize, int *trustColSize) {
  if (trustSize == 0) {
    return N == 1 ? 1 : -1;
  }
  *trustColSize = 2;
  int *rec = calloc(N + 1, sizeof(int));
  for (int i = 0; i < trustSize; i++) {
    rec[trust[i][0]]--;
    rec[trust[i][1]]++;
  }
  int judge = 0;
  for (int i = 1; i <= N; i++) {
    if (rec[i] == N - 1) {
      if (judge == 0) {
        judge = i;
      } else {
        return -1;
      }
    }
  }
  free(rec);
  return judge == 0 ? -1 : judge;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<findJudge>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %edi,%ebx
  test   %edx,%edx
  jne    L67
  cmp    $0x1,%edi
  mov    $0xffffffff,%ebp
  cmove  %edi,%ebp
L14:
  mov    %ebp,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L67:
  mov    %rsi,%r12
  mov    %edx,%ebp
  movl   $0x2,(%rcx)
  lea    0x1(%rdi),%edi
  mov    $0x4,%esi
  call   <calloc@plt>
  mov    %rax,%rdi
  test   %ebp,%ebp
  jle    L108
  mov    %r12,%rax
  lea    -0x1(%rbp),%edx
  lea    0x8(%r12,%rdx,8),%rcx
L126:
  mov    (%rax),%rdx
  movslq (%rdx),%rdx
  subl   $0x1,(%rdi,%rdx,4)
  mov    (%rax),%rdx
  movslq 0x4(%rdx),%rdx
  addl   $0x1,(%rdi,%rdx,4)
  add    $0x8,%rax
  cmp    %rcx,%rax
  jne    L126
L108:
  test   %ebx,%ebx
  jle    L114
  mov    $0x1,%edx
  mov    $0x0,%ebp
  lea    -0x1(%rbx),%ecx
  jmp    L75
L121:
  add    $0x1,%rdx
  cmp    %edx,%ebx
  jl     L22
L75:
  cmp    %ecx,(%rdi,%rdx,4)
  jne    L121
  test   %ebp,%ebp
  jne    L71
  mov    %edx,%ebp
  jmp    L121
L22:
  call   <free@plt>
  test   %ebp,%ebp
  jne    L14
  mov    $0xffffffff,%ebp
  jmp    L14
L71:
  mov    $0xffffffff,%ebp
  jmp    L14
L114:
  call   <free@plt>
  mov    $0xffffffff,%ebp
  jmp    L14
```

assistant: ```c
int findJudge(int N, int **trust, int trustSize, int *trustColSize) {
  if (trustSize == 0) {
    return N == 1 ? 1 : -1;
  }
  *trustColSize = 2;
  int *rec = calloc(N + 1, sizeof(int));
  for (int i = 0; i < trustSize; i++) {
    rec[trust[i][0]]--;
    rec[trust[i][1]]++;
  }
  int judge = 0;
  for (int i = 1; i <= N; i++) {
    if (rec[i] == N - 1) {
      if (judge == 0) {
        judge = i;
      } else {
        return -1;
      }
    }
  }
  free(rec);
  return judge == 0 ? -1 : judge;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<findJudge>:
  endbr64
  push   %r12
  push   %rbp
  mov    %edi,%ebp
  push   %rbx
  test   %edx,%edx
  jne    L116
  mov    $0x1,%r12d
  cmp    $0x1,%edi
  je     L98
L25:
  mov    $0xffffffff,%r12d
L98:
  mov    %r12d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopw   0x0(%rax,%rax,1)
L116:
  movl   $0x2,(%rcx)
  lea    0x1(%rdi),%edi
  mov    %rsi,%rbx
  mov    %edx,%r12d
  mov    $0x4,%esi
  call   <calloc@plt>
  mov    %rax,%rdi
  test   %r12d,%r12d
  jle    L9
  lea    -0x1(%r12),%eax
  mov    %rbx,%rsi
  lea    0x8(%rbx,%rax,8),%rcx
  xchg   %ax,%ax
L27:
  mov    (%rsi),%rax
  add    $0x8,%rsi
  movslq (%rax),%rdx
  subl   $0x1,(%rdi,%rdx,4)
  movslq 0x4(%rax),%rax
  addl   $0x1,(%rdi,%rax,4)
  cmp    %rsi,%rcx
  jne    L27
L9:
  lea    -0x1(%rbp),%eax
  mov    $0x1,%edx
  xor    %r12d,%r12d
  test   %ebp,%ebp
  jg     L74
  jmp    L82
  nopl   0x0(%rax)
L66:
  add    $0x1,%rdx
  cmp    %edx,%ebp
  jl     L49
L74:
  cmp    %eax,(%rdi,%rdx,4)
  jne    L66
  test   %r12d,%r12d
  jne    L25
  mov    %edx,%r12d
  add    $0x1,%rdx
  cmp    %edx,%ebp
  jge    L74
L49:
  call   <free@plt>
  test   %r12d,%r12d
  je     L25
  mov    %r12d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L82:
  call   <free@plt>
  jmp    L25
```

assistant: ```c
int findJudge(int N, int **trust, int trustSize, int *trustColSize) {
  if (trustSize == 0) {
    return N == 1 ? 1 : -1;
  }
  *trustColSize = 2;
  int *rec = calloc(N + 1, sizeof(int));
  for (int i = 0; i < trustSize; i++) {
    rec[trust[i][0]]--;
    rec[trust[i][1]]++;
  }
  int judge = 0;
  for (int i = 1; i <= N; i++) {
    if (rec[i] == N - 1) {
      if (judge == 0) {
        judge = i;
      } else {
        return -1;
      }
    }
  }
  free(rec);
  return judge == 0 ? -1 : judge;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<findJudge>:
  endbr64
  push   %r12
  push   %rbp
  mov    %edi,%ebp
  push   %rbx
  test   %edx,%edx
  jne    L23
  mov    $0x1,%r12d
  cmp    $0x1,%edi
  je     L61
L102:
  mov    $0xffffffff,%r12d
L61:
  mov    %r12d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopw   0x0(%rax,%rax,1)
L23:
  movl   $0x2,(%rcx)
  lea    0x1(%rdi),%edi
  mov    %rsi,%rbx
  mov    %edx,%r12d
  mov    $0x4,%esi
  call   <calloc@plt>
  mov    %rax,%rdi
  test   %r12d,%r12d
  jle    L51
  lea    -0x1(%r12),%eax
  mov    %rbx,%rsi
  lea    0x8(%rbx,%rax,8),%rcx
  xchg   %ax,%ax
L69:
  mov    (%rsi),%rax
  add    $0x8,%rsi
  movslq (%rax),%rdx
  subl   $0x1,(%rdi,%rdx,4)
  movslq 0x4(%rax),%rax
  addl   $0x1,(%rdi,%rax,4)
  cmp    %rsi,%rcx
  jne    L69
L51:
  lea    -0x1(%rbp),%eax
  mov    $0x1,%edx
  xor    %r12d,%r12d
  test   %ebp,%ebp
  jg     L72
  jmp    L98
  nopl   0x0(%rax)
L119:
  add    $0x1,%rdx
  cmp    %edx,%ebp
  jl     L77
L72:
  cmp    %eax,(%rdi,%rdx,4)
  jne    L119
  test   %r12d,%r12d
  jne    L102
  mov    %edx,%r12d
  add    $0x1,%rdx
  cmp    %edx,%ebp
  jge    L72
L77:
  call   <free@plt>
  test   %r12d,%r12d
  je     L102
  mov    %r12d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L98:
  call   <free@plt>
  jmp    L102
```

assistant: ```c
int findJudge(int N, int **trust, int trustSize, int *trustColSize) {
  if (trustSize == 0) {
    return N == 1 ? 1 : -1;
  }
  *trustColSize = 2;
  int *rec = calloc(N + 1, sizeof(int));
  for (int i = 0; i < trustSize; i++) {
    rec[trust[i][0]]--;
    rec[trust[i][1]]++;
  }
  int judge = 0;
  for (int i = 1; i <= N; i++) {
    if (rec[i] == N - 1) {
      if (judge == 0) {
        judge = i;
      } else {
        return -1;
      }
    }
  }
  free(rec);
  return judge == 0 ? -1 : judge;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<covariance_t>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x38,%rsp
  movsd  %xmm0,(%rsp)
  movsd  %xmm1,0x8(%rsp)
  mov    %rcx,0x20(%rsp)
  mov    %r8,0x28(%rsp)
  test   %rdi,%rdi
  jle    L1
  mov    %rdi,%r13
  mov    %rsi,%rbp
  mov    %rdx,%r14
  mov    $0x0,%r12d
  mov    $0x0,%ebx
  jmp    L23
L9:
  pxor   %xmm4,%xmm4
  cvtsi2sd %eax,%xmm4
  movsd  %xmm4,0x18(%rsp)
  mulsd  %xmm4,%xmm4
  movsd  %xmm4,0x10(%rsp)
  movsd  (%r14,%rbx,8),%xmm0
  movsd  0x8(%rsp),%xmm3
  movsd  (%rsp),%xmm2
  mov    0x20(%rsp),%rax
  movsd  (%rax,%rbx,8),%xmm1
  call   <_FMUL_@plt>
  movsd  0x8(%rsp),%xmm3
  movsd  (%rsp),%xmm2
  movsd  0x10(%rsp),%xmm1
  call   <_FDIV_@plt>
  movsd  %xmm0,0x10(%rsp)
  mov    0x28(%rsp),%rax
  movsd  (%rax,%rbx,8),%xmm0
  movsd  0x8(%rsp),%xmm3
  movsd  (%rsp),%xmm2
  movsd  0x18(%rsp),%xmm1
  call   <_FDIV_@plt>
  movsd  0x8(%rsp),%xmm3
  movsd  (%rsp),%xmm2
  movsd  0x10(%rsp),%xmm1
  call   <_FSUB_@plt>
  ucomisd %xmm0,%xmm0
  setp   %al
  movsd  (%rsp),%xmm6
  ucomisd %xmm6,%xmm6
  setp   %dl
  test   %al,%al
  jne    L6
  test   %dl,%dl
  jne    L6
  mov    $0x0,%eax
  movsd  (%rsp),%xmm7
  comisd %xmm0,%xmm7
  ja     L77
  comisd %xmm7,%xmm0
  setbe  %al
  movzbl %al,%eax
L77:
  and    $0x1,%eax
  jmp    L69
L6:
  and    %edx,%eax
L69:
  cmp    $0x1,%al
  sbb    $0xffffffff,%r12d
L87:
  movsd  %xmm0,(%r14,%r15,8)
  add    $0x1,%rbx
  cmp    %rbx,%r13
  je     L34
L23:
  mov    %rbx,%r15
  mov    0x0(%rbp,%rbx,4),%eax
  test   %eax,%eax
  jg     L9
  add    $0x1,%r12d
  movsd  (%rsp),%xmm0
  jmp    L87
L1:
  mov    $0x0,%r12d
L34:
  mov    %r12d,%eax
  add    $0x38,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
int covariance_t(long gridsize, double missval1, double missval2, int *nofvals, double *work0, double *work1, double *work2) {
  long i;
  int nvals, nmiss = 0;
  double temp;
  double dnvals;
  double covar;
  for (i = 0; i < gridsize; i++) {
    nvals = nofvals[i];
    dnvals = nvals;
    if (nvals > 0) {
      temp = _FDIV_(_FMUL_(work0[i], work1[i], missval1, missval2), dnvals * dnvals, missval1, missval2);
      covar = _FSUB_(_FDIV_(work2[i], dnvals, missval1, missval2), temp, missval1, missval2);
      if ((((covar) != (covar)) || ((missval1) != (missval1)) ? (((covar) != (covar)) && ((missval1) != (missval1)) ? 1 : 0) : !(covar < missval1 || missval1 < covar)))
        nmiss++;
    } else {
      nmiss++;
      covar = missval1;
    }
    work0[i] = covar;
  }
  return nmiss;
}
```
user: What is the c source code of the assembly code below?

```asm
<covariance_t>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x38,%rsp
  mov    %rcx,0x28(%rsp)
  test   %rdi,%rdi
  jle    L116
  mov    %rdi,%r15
  movapd %xmm0,%xmm2
  movapd %xmm1,%xmm3
  mov    %rsi,%rbp
  mov    %rdx,%r14
  mov    %r8,%r12
  xor    %r13d,%r13d
  xor    %ebx,%ebx
  jmp    L43
  nopl   0x0(%rax,%rax,1)
L39:
  add    $0x1,%r13d
  movapd %xmm2,%xmm0
L70:
  movsd  %xmm0,(%r14,%rbx,8)
  add    $0x1,%rbx
  cmp    %rbx,%r15
  je     L19
L43:
  mov    0x0(%rbp,%rbx,4),%eax
  test   %eax,%eax
  jle    L39
  pxor   %xmm5,%xmm5
  movsd  (%r14,%rbx,8),%xmm0
  movsd  %xmm3,0x10(%rsp)
  cvtsi2sd %eax,%xmm5
  mov    0x28(%rsp),%rax
  movsd  %xmm2,0x8(%rsp)
  movsd  (%rax,%rbx,8),%xmm1
  movapd %xmm5,%xmm4
  movsd  %xmm5,0x20(%rsp)
  mulsd  %xmm5,%xmm4
  movsd  %xmm4,0x18(%rsp)
  call   <_FMUL_@plt>
  movsd  0x18(%rsp),%xmm4
  movsd  0x10(%rsp),%xmm3
  movsd  0x8(%rsp),%xmm2
  movapd %xmm4,%xmm1
  call   <_FDIV_@plt>
  movsd  0x20(%rsp),%xmm5
  movsd  0x10(%rsp),%xmm3
  movsd  0x8(%rsp),%xmm2
  movsd  %xmm0,0x18(%rsp)
  movsd  (%r12,%rbx,8),%xmm0
  movapd %xmm5,%xmm1
  call   <_FDIV_@plt>
  movsd  0x18(%rsp),%xmm4
  movsd  0x10(%rsp),%xmm3
  movsd  0x8(%rsp),%xmm2
  movapd %xmm4,%xmm1
  call   <_FSUB_@plt>
  movsd  0x8(%rsp),%xmm2
  movsd  0x10(%rsp),%xmm3
  ucomisd %xmm0,%xmm0
  setp   %dl
  ucomisd %xmm2,%xmm2
  setp   %al
  test   %dl,%dl
  jne    L29
  test   %al,%al
  jne    L70
  comisd %xmm0,%xmm2
  ja     L70
  comisd %xmm2,%xmm0
  ja     L70
  add    $0x1,%r13d
  nopl   0x0(%rax,%rax,1)
L45:
  movsd  %xmm0,(%r14,%rbx,8)
  add    $0x1,%rbx
  cmp    %rbx,%r15
  jne    L43
L19:
  add    $0x38,%rsp
  mov    %r13d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   (%rax)
L29:
  test   %al,%al
  je     L70
  add    $0x1,%r13d
  jmp    L45
  cs nopw 0x0(%rax,%rax,1)
L116:
  xor    %r13d,%r13d
  jmp    L19
```

assistant: ```c
int covariance_t(long gridsize, double missval1, double missval2, int *nofvals, double *work0, double *work1, double *work2) {
  long i;
  int nvals, nmiss = 0;
  double temp;
  double dnvals;
  double covar;
  for (i = 0; i < gridsize; i++) {
    nvals = nofvals[i];
    dnvals = nvals;
    if (nvals > 0) {
      temp = _FDIV_(_FMUL_(work0[i], work1[i], missval1, missval2), dnvals * dnvals, missval1, missval2);
      covar = _FSUB_(_FDIV_(work2[i], dnvals, missval1, missval2), temp, missval1, missval2);
      if ((((covar) != (covar)) || ((missval1) != (missval1)) ? (((covar) != (covar)) && ((missval1) != (missval1)) ? 1 : 0) : !(covar < missval1 || missval1 < covar)))
        nmiss++;
    } else {
      nmiss++;
      covar = missval1;
    }
    work0[i] = covar;
  }
  return nmiss;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<covariance_t>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x38,%rsp
  mov    %rcx,0x28(%rsp)
  test   %rdi,%rdi
  jle    L62
  mov    %rdi,%r15
  movapd %xmm0,%xmm2
  movapd %xmm1,%xmm3
  mov    %rsi,%rbp
  mov    %rdx,%r14
  mov    %r8,%r12
  xor    %r13d,%r13d
  xor    %ebx,%ebx
  jmp    L70
  nopl   0x0(%rax,%rax,1)
L68:
  add    $0x1,%r13d
  movapd %xmm2,%xmm0
L75:
  movsd  %xmm0,(%r14,%rbx,8)
  add    $0x1,%rbx
  cmp    %rbx,%r15
  je     L36
L70:
  mov    0x0(%rbp,%rbx,4),%eax
  test   %eax,%eax
  jle    L68
  pxor   %xmm5,%xmm5
  movsd  (%r14,%rbx,8),%xmm0
  movsd  %xmm3,0x10(%rsp)
  cvtsi2sd %eax,%xmm5
  mov    0x28(%rsp),%rax
  movsd  %xmm2,0x8(%rsp)
  movsd  (%rax,%rbx,8),%xmm1
  movapd %xmm5,%xmm4
  movsd  %xmm5,0x20(%rsp)
  mulsd  %xmm5,%xmm4
  movsd  %xmm4,0x18(%rsp)
  call   <_FMUL_@plt>
  movsd  0x18(%rsp),%xmm4
  movsd  0x10(%rsp),%xmm3
  movsd  0x8(%rsp),%xmm2
  movapd %xmm4,%xmm1
  call   <_FDIV_@plt>
  movsd  0x20(%rsp),%xmm5
  movsd  0x10(%rsp),%xmm3
  movsd  0x8(%rsp),%xmm2
  movsd  %xmm0,0x18(%rsp)
  movsd  (%r12,%rbx,8),%xmm0
  movapd %xmm5,%xmm1
  call   <_FDIV_@plt>
  movsd  0x18(%rsp),%xmm4
  movsd  0x10(%rsp),%xmm3
  movsd  0x8(%rsp),%xmm2
  movapd %xmm4,%xmm1
  call   <_FSUB_@plt>
  movsd  0x8(%rsp),%xmm2
  movsd  0x10(%rsp),%xmm3
  ucomisd %xmm0,%xmm0
  setp   %dl
  ucomisd %xmm2,%xmm2
  setp   %al
  test   %dl,%dl
  jne    L17
  test   %al,%al
  jne    L75
  comisd %xmm0,%xmm2
  ja     L75
  comisd %xmm2,%xmm0
  ja     L75
  add    $0x1,%r13d
  nopl   0x0(%rax,%rax,1)
L55:
  movsd  %xmm0,(%r14,%rbx,8)
  add    $0x1,%rbx
  cmp    %rbx,%r15
  jne    L70
L36:
  add    $0x38,%rsp
  mov    %r13d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   (%rax)
L17:
  test   %al,%al
  je     L75
  add    $0x1,%r13d
  jmp    L55
  cs nopw 0x0(%rax,%rax,1)
L62:
  xor    %r13d,%r13d
  jmp    L36
```

assistant: ```c
int covariance_t(long gridsize, double missval1, double missval2, int *nofvals, double *work0, double *work1, double *work2) {
  long i;
  int nvals, nmiss = 0;
  double temp;
  double dnvals;
  double covar;
  for (i = 0; i < gridsize; i++) {
    nvals = nofvals[i];
    dnvals = nvals;
    if (nvals > 0) {
      temp = _FDIV_(_FMUL_(work0[i], work1[i], missval1, missval2), dnvals * dnvals, missval1, missval2);
      covar = _FSUB_(_FDIV_(work2[i], dnvals, missval1, missval2), temp, missval1, missval2);
      if ((((covar) != (covar)) || ((missval1) != (missval1)) ? (((covar) != (covar)) && ((missval1) != (missval1)) ? 1 : 0) : !(covar < missval1 || missval1 < covar)))
        nmiss++;
    } else {
      nmiss++;
      covar = missval1;
    }
    work0[i] = covar;
  }
  return nmiss;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<simple_master_callback>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %rdx,-0x18(%rbp)
  mov    %rcx,-0x20(%rbp)
  mov    %r8,-0x28(%rbp)
  movss  %xmm0,-0x2c(%rbp)
  cmpq   $0x1,-0x10(%rbp)
  jne    L15
  mov    $0x2,%eax
  jmp    L16
L15:
  mov    $0x0,%eax
L16:
  pop    %rbp
  ret
```

assistant: ```c
long simple_master_callback(struct AEffect *fx, long opcode, long index, long value, void *ptr, float opt) {
  if (opcode == 1)
    return 2;
  else
    return 0;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<simple_master_callback>:
  endbr64
  cmp    $0x1,%rsi
  sete   %al
  movzbl %al,%eax
  add    %rax,%rax
  ret
```

assistant: ```c
long simple_master_callback(struct AEffect *fx, long opcode, long index, long value, void *ptr, float opt) {
  if (opcode == 1)
    return 2;
  else
    return 0;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<simple_master_callback>:
  endbr64
  xor    %eax,%eax
  cmp    $0x1,%rsi
  sete   %al
  add    %rax,%rax
  ret
```

assistant: ```c
long simple_master_callback(struct AEffect *fx, long opcode, long index, long value, void *ptr, float opt) {
  if (opcode == 1)
    return 2;
  else
    return 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<simple_master_callback>:
  endbr64
  xor    %eax,%eax
  cmp    $0x1,%rsi
  sete   %al
  add    %rax,%rax
  ret
```

assistant: ```c
long simple_master_callback(struct AEffect *fx, long opcode, long index, long value, void *ptr, float opt) {
  if (opcode == 1)
    return 2;
  else
    return 0;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<reset_alarm>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %edi,-0x4(%rbp)
  mov    $0x0,%edi
  call   <alarm@plt>
  mov    D2(%rip),%rax
  mov    (%rax),%eax
  mov    %eax,%edi
  call   <clear_pending_blocked_signals@plt>
  mov    -0x4(%rbp),%eax
  mov    %eax,%edi
  call   <alarm@plt>
  nop
  leave
  ret
```

assistant: ```c
void reset_alarm(unsigned int seconds) {
  alarm(0);
  clear_pending_blocked_signals(SIGALRM);
  alarm(seconds);
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<reset_alarm>:
  endbr64
  push   %rbx
  mov    %edi,%ebx
  mov    $0x0,%edi
  call   <alarm@plt>
  mov    D8(%rip),%rax
  mov    (%rax),%edi
  call   <clear_pending_blocked_signals@plt>
  mov    %ebx,%edi
  call   <alarm@plt>
  pop    %rbx
  ret
```

assistant: ```c
void reset_alarm(unsigned int seconds) {
  alarm(0);
  clear_pending_blocked_signals(SIGALRM);
  alarm(seconds);
}
```