ylfeng/ReF-Decompile-dataset huggingface dataset:
user: Converte this assembly snippet into its equivalent C code:

```asm
<__libc_pselect>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %edi,%r12d
  mov    %rsi,%r13
  mov    %rdx,%r14
  mov    %rcx,%r15
  mov    %r8,%rbx
  mov    %r9,%rbp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  test   %r8,%r8
  je     L55
  mov    %rsp,%rdi
  mov    %r8,%rsi
  call   <TIMESPEC_TO_TIMEVAL@plt>
  test   %rbp,%rbp
  je     L75
  lea    0x4(%rsp),%rdx
  mov    %rbp,%rsi
  mov    D12(%rip),%rax
  mov    (%rax),%edi
  call   <sigprocmask@plt>
L4:
  mov    %rsp,%r8
  mov    %r15,%rcx
  mov    %r14,%rdx
  mov    %r13,%rsi
  mov    %r12d,%edi
  call   <select@plt>
  mov    %eax,%ebx
L54:
  lea    0x4(%rsp),%rsi
  mov    $0x0,%edx
  mov    D12(%rip),%rax
  mov    (%rax),%edi
  call   <sigprocmask@plt>
L84:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L70
  mov    %ebx,%eax
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L55:
  test   %r9,%r9
  je     L75
  lea    0x4(%rsp),%rdx
  mov    %r9,%rsi
  mov    D12(%rip),%rax
  mov    (%rax),%edi
  call   <sigprocmask@plt>
  test   %rbx,%rbx
  jne    L4
  mov    $0x0,%r8d
  mov    %r15,%rcx
  mov    %r14,%rdx
  mov    %r13,%rsi
  mov    %r12d,%edi
  call   <select@plt>
  mov    %eax,%ebx
  jmp    L54
L75:
  test   %rbx,%rbx
  je     L3
  mov    %rsp,%r8
  mov    %r15,%rcx
  mov    %r14,%rdx
  mov    %r13,%rsi
  mov    %r12d,%edi
  call   <select@plt>
  mov    %eax,%ebx
  jmp    L84
L3:
  mov    $0x0,%r8d
  mov    %r15,%rcx
  mov    %r14,%rdx
  mov    %r13,%rsi
  mov    %r12d,%edi
  call   <select@plt>
  mov    %eax,%ebx
  jmp    L84
L70:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int __libc_pselect(int nfds, fd_set *readfds, fd_set *writefds, fd_set *exceptfds, const struct timespec *timeout, const sigset_t *sigmask) {
  struct timeval tval;
  int retval;
  sigset_t savemask;
  if (timeout != NULL)
    TIMESPEC_TO_TIMEVAL(&tval, timeout);
  if (sigmask != NULL)
    sigprocmask(SIG_SETMASK, sigmask, &savemask);
  retval = select(nfds, readfds, writefds, exceptfds, timeout != NULL ? &tval : NULL);
  if (sigmask != NULL)
    sigprocmask(SIG_SETMASK, &savemask, NULL);
  return retval;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<__libc_pselect>:
  endbr64
  push   %r15
  mov    %rcx,%r15
  push   %r14
  mov    %rdx,%r14
  push   %r13
  mov    %rsi,%r13
  push   %r12
  mov    %edi,%r12d
  push   %rbp
  mov    %r9,%rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  test   %r8,%r8
  je     L5
  mov    %r8,%rsi
  lea    0x10(%rsp),%r8
  mov    %r8,%rdi
  mov    %r8,(%rsp)
  call   <TIMESPEC_TO_TIMEVAL@plt>
  test   %rbp,%rbp
  mov    (%rsp),%r8
  jne    L25
  mov    %r12d,%edi
  mov    %r15,%rcx
  mov    %r14,%rdx
  mov    %r13,%rsi
  call   <select@plt>
  mov    %eax,%r12d
L39:
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L1
  add    $0x28,%rsp
  mov    %r12d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax)
L25:
  mov    D17(%rip),%rbx
  lea    0x14(%rsp),%r9
  mov    %rbp,%rsi
  mov    %r8,0x8(%rsp)
  mov    %r9,%rdx
  mov    %r9,(%rsp)
  mov    (%rbx),%edi
  call   <sigprocmask@plt>
  mov    0x8(%rsp),%r8
L59:
  mov    %r14,%rdx
  mov    %r13,%rsi
  mov    %r12d,%edi
  mov    %r15,%rcx
  call   <select@plt>
  mov    (%rsp),%r9
  mov    (%rbx),%edi
  xor    %edx,%edx
  mov    %eax,%r12d
  mov    %r9,%rsi
  call   <sigprocmask@plt>
  jmp    L39
  nopl   (%rax)
L5:
  test   %r9,%r9
  je     L30
  mov    D17(%rip),%rbx
  lea    0x14(%rsp),%r9
  mov    %rbp,%rsi
  mov    %r9,%rdx
  mov    %r9,(%rsp)
  mov    (%rbx),%edi
  call   <sigprocmask@plt>
  xor    %r8d,%r8d
  jmp    L59
  nop
L30:
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L1
  add    $0x28,%rsp
  mov    %r15,%rcx
  mov    %r14,%rdx
  mov    %r13,%rsi
  pop    %rbx
  mov    %r12d,%edi
  pop    %rbp
  xor    %r8d,%r8d
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  jmp    10a0 <select@plt>
L1:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int __libc_pselect(int nfds, fd_set *readfds, fd_set *writefds, fd_set *exceptfds, const struct timespec *timeout, const sigset_t *sigmask) {
  struct timeval tval;
  int retval;
  sigset_t savemask;
  if (timeout != NULL)
    TIMESPEC_TO_TIMEVAL(&tval, timeout);
  if (sigmask != NULL)
    sigprocmask(SIG_SETMASK, sigmask, &savemask);
  retval = select(nfds, readfds, writefds, exceptfds, timeout != NULL ? &tval : NULL);
  if (sigmask != NULL)
    sigprocmask(SIG_SETMASK, &savemask, NULL);
  return retval;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<__libc_pselect>:
  endbr64
  push   %r15
  mov    %rcx,%r15
  push   %r14
  mov    %rdx,%r14
  push   %r13
  mov    %rsi,%r13
  push   %r12
  mov    %edi,%r12d
  push   %rbp
  mov    %r9,%rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  test   %r8,%r8
  je     L6
  mov    %r8,%rsi
  lea    0x10(%rsp),%r8
  mov    %r8,%rdi
  mov    %r8,(%rsp)
  call   <TIMESPEC_TO_TIMEVAL@plt>
  test   %rbp,%rbp
  mov    (%rsp),%r8
  jne    L13
  mov    %r12d,%edi
  mov    %r15,%rcx
  mov    %r14,%rdx
  mov    %r13,%rsi
  call   <select@plt>
  mov    %eax,%r12d
L15:
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L23
  add    $0x28,%rsp
  mov    %r12d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax)
L13:
  mov    D4(%rip),%rbx
  lea    0x14(%rsp),%r9
  mov    %rbp,%rsi
  mov    %r8,0x8(%rsp)
  mov    %r9,%rdx
  mov    %r9,(%rsp)
  mov    (%rbx),%edi
  call   <sigprocmask@plt>
  mov    0x8(%rsp),%r8
L0:
  mov    %r14,%rdx
  mov    %r13,%rsi
  mov    %r12d,%edi
  mov    %r15,%rcx
  call   <select@plt>
  mov    (%rsp),%r9
  mov    (%rbx),%edi
  xor    %edx,%edx
  mov    %eax,%r12d
  mov    %r9,%rsi
  call   <sigprocmask@plt>
  jmp    L15
  nopl   (%rax)
L6:
  test   %r9,%r9
  je     L1
  mov    D4(%rip),%rbx
  lea    0x14(%rsp),%r9
  mov    %rbp,%rsi
  mov    %r9,%rdx
  mov    %r9,(%rsp)
  mov    (%rbx),%edi
  call   <sigprocmask@plt>
  xor    %r8d,%r8d
  jmp    L0
  nop
L1:
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L23
  add    $0x28,%rsp
  mov    %r15,%rcx
  mov    %r14,%rdx
  mov    %r13,%rsi
  pop    %rbx
  mov    %r12d,%edi
  pop    %rbp
  xor    %r8d,%r8d
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  jmp    10a0 <select@plt>
L23:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int __libc_pselect(int nfds, fd_set *readfds, fd_set *writefds, fd_set *exceptfds, const struct timespec *timeout, const sigset_t *sigmask) {
  struct timeval tval;
  int retval;
  sigset_t savemask;
  if (timeout != NULL)
    TIMESPEC_TO_TIMEVAL(&tval, timeout);
  if (sigmask != NULL)
    sigprocmask(SIG_SETMASK, sigmask, &savemask);
  retval = select(nfds, readfds, writefds, exceptfds, timeout != NULL ? &tval : NULL);
  if (sigmask != NULL)
    sigprocmask(SIG_SETMASK, &savemask, NULL);
  return retval;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<test_concur>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
L6:
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <tcp_connect@plt>
  mov    %eax,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  mov    %eax,%edi
  call   <time_recv@plt>
  jmp    L6
```

assistant: ```c
void test_concur(const char *host) {
  int connfd;
  while (1) {
    connfd = tcp_connect(host);
    time_recv(connfd);
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<test_concur>:
  endbr64
  push   %rbx
  mov    %rdi,%rbx
L2:
  mov    %rbx,%rdi
  call   <tcp_connect@plt>
  mov    %eax,%edi
  call   <time_recv@plt>
  jmp    L2
```

assistant: ```c
void test_concur(const char *host) {
  int connfd;
  while (1) {
    connfd = tcp_connect(host);
    time_recv(connfd);
  }
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<test_concur>:
  endbr64
  push   %rbx
  mov    %rdi,%rbx
  nopl   0x0(%rax,%rax,1)
L7:
  mov    %rbx,%rdi
  call   <tcp_connect@plt>
  mov    %eax,%edi
  call   <time_recv@plt>
  jmp    L7
```

assistant: ```c
void test_concur(const char *host) {
  int connfd;
  while (1) {
    connfd = tcp_connect(host);
    time_recv(connfd);
  }
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<test_concur>:
  endbr64
  push   %rbx
  mov    %rdi,%rbx
  nopl   0x0(%rax,%rax,1)
L7:
  mov    %rbx,%rdi
  call   <tcp_connect@plt>
  mov    %eax,%edi
  call   <time_recv@plt>
  jmp    L7
```

assistant: ```c
void test_concur(const char *host) {
  int connfd;
  while (1) {
    connfd = tcp_connect(host);
    time_recv(connfd);
  }
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<somap2>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %edx,-0x24(%rbp)
  mov    -0x18(%rbp),%rax
  movss  (%rax),%xmm0
  mov    -0x20(%rbp),%rax
  movss  %xmm0,(%rax)
  movl   $0x1,-0x8(%rbp)
  jmp    L24
L17:
  mov    -0x8(%rbp),%eax
  cltq
  shl    $0x2,%rax
  lea    -0x4(%rax),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm1
  mov    -0x8(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm0
  addss  %xmm1,%xmm0
  movss  %xmm0,-0x4(%rbp)
  mov    -0x8(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movss  -0x4(%rbp),%xmm0
  movss  %xmm0,(%rax)
  mov    -0x8(%rbp),%eax
  cltq
  add    $0x1,%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm0
  mov    -0x8(%rbp),%eax
  cltq
  add    $0x1,%rax
  lea    0x0(,%rax,4),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  addss  -0x4(%rbp),%xmm0
  movss  %xmm0,(%rax)
  addl   $0x2,-0x8(%rbp)
L24:
  mov    -0x24(%rbp),%eax
  sub    $0x1,%eax
  cmp    %eax,-0x8(%rbp)
  jl     L17
  mov    -0x8(%rbp),%eax
  cmp    -0x24(%rbp),%eax
  jge    L21
  mov    -0x8(%rbp),%eax
  cltq
  shl    $0x2,%rax
  lea    -0x4(%rax),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm1
  mov    -0x8(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movss  (%rax),%xmm0
  mov    -0x8(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  addss  %xmm1,%xmm0
  movss  %xmm0,(%rax)
L21:
  nop
  pop    %rbp
  ret
```

assistant: ```c
void somap2(float *a, float *p, int n) {
  int i;
  p[0] = a[0];
  for (i = 1; i < n - 1; i += 2) {
    float mid_val = p[i - 1] + a[i];
    p[i] = mid_val;
    p[i + 1] = mid_val + a[i + 1];
  }
  if (i < n)
    p[i] = p[i - 1] + a[i];
}
```
user: Translate the below assembly code into C programming language:

```asm
<somap2>:
  endbr64
  movss  (%rdi),%xmm0
  movss  %xmm0,(%rsi)
  lea    -0x1(%rdx),%ecx
  cmp    $0x1,%ecx
  jle    L36
  mov    $0x1,%eax
L10:
  movss  -0x4(%rsi,%rax,4),%xmm0
  addss  (%rdi,%rax,4),%xmm0
  movss  %xmm0,(%rsi,%rax,4)
  addss  0x4(%rdi,%rax,4),%xmm0
  movss  %xmm0,0x4(%rsi,%rax,4)
  add    $0x2,%rax
  cmp    %eax,%ecx
  jg     L10
  lea    -0x3(%rdx),%eax
  and    $0xfffffffe,%eax
  add    $0x3,%eax
L16:
  cmp    %eax,%edx
  jle    L32
  cltq
  movss  -0x4(%rsi,%rax,4),%xmm0
  addss  (%rdi,%rax,4),%xmm0
  movss  %xmm0,(%rsi,%rax,4)
L32:
  ret
L36:
  mov    $0x1,%eax
  jmp    L16
```

assistant: ```c
void somap2(float *a, float *p, int n) {
  int i;
  p[0] = a[0];
  for (i = 1; i < n - 1; i += 2) {
    float mid_val = p[i - 1] + a[i];
    p[i] = mid_val;
    p[i + 1] = mid_val + a[i + 1];
  }
  if (i < n)
    p[i] = p[i - 1] + a[i];
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<somap2>:
  endbr64
  movss  (%rdi),%xmm0
  mov    %rdi,%rcx
  lea    -0x1(%rdx),%edi
  movss  %xmm0,(%rsi)
  cmp    $0x1,%edi
  jle    L36
  mov    $0x1,%eax
  jmp    L10
  xchg   %ax,%ax
L9:
  movss  -0x4(%rsi,%rax,4),%xmm0
L10:
  addss  (%rcx,%rax,4),%xmm0
  movss  %xmm0,(%rsi,%rax,4)
  addss  0x4(%rcx,%rax,4),%xmm0
  movss  %xmm0,0x4(%rsi,%rax,4)
  add    $0x2,%rax
  cmp    %eax,%edi
  jg     L9
  lea    -0x3(%rdx),%eax
  and    $0xfffffffe,%eax
  add    $0x3,%eax
L8:
  cmp    %eax,%edx
  jle    L26
  cltq
  movss  -0x4(%rsi,%rax,4),%xmm0
  addss  (%rcx,%rax,4),%xmm0
  movss  %xmm0,(%rsi,%rax,4)
L26:
  ret
  nopl   0x0(%rax)
L36:
  mov    $0x1,%eax
  jmp    L8
```

assistant: ```c
void somap2(float *a, float *p, int n) {
  int i;
  p[0] = a[0];
  for (i = 1; i < n - 1; i += 2) {
    float mid_val = p[i - 1] + a[i];
    p[i] = mid_val;
    p[i + 1] = mid_val + a[i + 1];
  }
  if (i < n)
    p[i] = p[i - 1] + a[i];
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<somap2>:
  endbr64
  movss  (%rdi),%xmm0
  lea    -0x1(%rdx),%ecx
  movss  %xmm0,(%rsi)
  cmp    $0x1,%ecx
  jle    L24
  mov    $0x1,%eax
  nopl   0x0(%rax)
L3:
  addss  (%rdi,%rax,4),%xmm0
  movss  %xmm0,(%rsi,%rax,4)
  addss  0x4(%rdi,%rax,4),%xmm0
  movss  %xmm0,0x4(%rsi,%rax,4)
  add    $0x2,%rax
  cmp    %eax,%ecx
  jg     L3
  lea    -0x3(%rdx),%eax
  and    $0xfffffffe,%eax
  add    $0x3,%eax
L32:
  cmp    %eax,%edx
  jle    L22
  cltq
  movss  -0x4(%rsi,%rax,4),%xmm0
  addss  (%rdi,%rax,4),%xmm0
  movss  %xmm0,(%rsi,%rax,4)
L22:
  ret
  xchg   %ax,%ax
L24:
  mov    $0x1,%eax
  jmp    L32
```

assistant: ```c
void somap2(float *a, float *p, int n) {
  int i;
  p[0] = a[0];
  for (i = 1; i < n - 1; i += 2) {
    float mid_val = p[i - 1] + a[i];
    p[i] = mid_val;
    p[i + 1] = mid_val + a[i + 1];
  }
  if (i < n)
    p[i] = p[i - 1] + a[i];
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<strndup>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    -0x20(%rbp),%rdx
  mov    -0x18(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strnlen@plt>
  mov    %rax,-0x20(%rbp)
  mov    -0x20(%rbp),%rax
  add    $0x1,%rax
  mov    %rax,%rdi
  call   <malloc@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  je     L8
  mov    -0x8(%rbp),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
  mov    -0x20(%rbp),%rdx
  mov    -0x18(%rbp),%rcx
  mov    -0x8(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <memcpy@plt>
  jmp    L0
L8:
  mov    $0x0,%eax
L0:
  leave
  ret
```

assistant: ```c
char *strndup(const char *s, size_t n) {
  char *ns;
  n = strnlen(s, n);
  if ((ns = (char *)malloc(n + 1))) {
    ns[n] = '\0';
    return memcpy(ns, s, n);
  }
  return NULL;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<strndup>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbp
  call   <strnlen@plt>
  mov    %rax,%rbx
  lea    0x1(%rax),%rdi
  call   <malloc@plt>
  mov    %rax,%rdi
  mov    $0x0,%eax
  test   %rdi,%rdi
  jne    L9
L13:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
L9:
  movb   $0x0,(%rdi,%rbx,1)
  mov    %rbx,%rdx
  mov    %rbp,%rsi
  call   <memcpy@plt>
  jmp    L13
```

assistant: ```c
char *strndup(const char *s, size_t n) {
  char *ns;
  n = strnlen(s, n);
  if ((ns = (char *)malloc(n + 1))) {
    ns[n] = '\0';
    return memcpy(ns, s, n);
  }
  return NULL;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<strndup>:
  endbr64
  push   %r12
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x8,%rsp
  call   <strnlen@plt>
  lea    0x1(%rax),%rdi
  mov    %rax,%r12
  call   <malloc@plt>
  test   %rax,%rax
  jne    L7
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  ret
  xchg   %ax,%ax
L7:
  movb   $0x0,(%rax,%r12,1)
  add    $0x8,%rsp
  mov    %r12,%rdx
  mov    %rbp,%rsi
  mov    %rax,%rdi
  pop    %rbp
  pop    %r12
  jmp    1080 <memcpy@plt>
```

assistant: ```c
char *strndup(const char *s, size_t n) {
  char *ns;
  n = strnlen(s, n);
  if ((ns = (char *)malloc(n + 1))) {
    ns[n] = '\0';
    return memcpy(ns, s, n);
  }
  return NULL;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<strndup>:
  endbr64
  push   %r12
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x8,%rsp
  call   <strnlen@plt>
  lea    0x1(%rax),%rdi
  mov    %rax,%r12
  call   <malloc@plt>
  test   %rax,%rax
  jne    L9
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  ret
  xchg   %ax,%ax
L9:
  movb   $0x0,(%rax,%r12,1)
  add    $0x8,%rsp
  mov    %r12,%rdx
  mov    %rbp,%rsi
  mov    %rax,%rdi
  pop    %rbp
  pop    %r12
  jmp    1080 <memcpy@plt>
```

assistant: ```c
char *strndup(const char *s, size_t n) {
  char *ns;
  n = strnlen(s, n);
  if ((ns = (char *)malloc(n + 1))) {
    ns[n] = '\0';
    return memcpy(ns, s, n);
  }
  return NULL;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<ft_putnbr>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    -0x14(%rbp),%eax
  mov    %eax,%edi
  call   <ft_itoa@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <ft_putstr@plt>
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  nop
  leave
  ret
```

assistant: ```c
void ft_putnbr(int n) {
  char *str;
  str = ft_itoa(n);
  ft_putstr(str);
  free(str);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<ft_putnbr>:
  endbr64
  push   %rbx
  call   <ft_itoa@plt>
  mov    %rax,%rbx
  mov    %rax,%rdi
  call   <ft_putstr@plt>
  mov    %rbx,%rdi
  call   <free@plt>
  pop    %rbx
  ret
```

assistant: ```c
void ft_putnbr(int n) {
  char *str;
  str = ft_itoa(n);
  ft_putstr(str);
  free(str);
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<ft_putnbr>:
  endbr64
  push   %rbp
  call   <ft_itoa@plt>
  mov    %rax,%rbp
  mov    %rax,%rdi
  call   <ft_putstr@plt>
  mov    %rbp,%rdi
  pop    %rbp
  jmp    1070 <free@plt>
```

assistant: ```c
void ft_putnbr(int n) {
  char *str;
  str = ft_itoa(n);
  ft_putstr(str);
  free(str);
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<ft_putnbr>:
  endbr64
  push   %rbp
  call   <ft_itoa@plt>
  mov    %rax,%rbp
  mov    %rax,%rdi
  call   <ft_putstr@plt>
  mov    %rbp,%rdi
  pop    %rbp
  jmp    1070 <free@plt>
```

assistant: ```c
void ft_putnbr(int n) {
  char *str;
  str = ft_itoa(n);
  ft_putstr(str);
  free(str);
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<KeyMD5Encode>:
  endbr64
  push   %r15
  pxor   %xmm0,%xmm0
  push   %r14
  push   %r13
  mov    %rsi,%r13
  mov    $0x36,%esi
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  mov    %rcx,%rbp
  mov    $0x86,%ecx
  push   %rbx
  mov    %edx,%ebx
  mov    $0x40,%edx
  sub    $0x578,%rsp
  mov    %r8d,0xc(%rsp)
  lea    0x10(%rsp),%r9
  lea    0x130(%rsp),%rdi
  lea    0x50(%rsp),%r15
  lea    0x90(%rsp),%r14
  mov    %fs:0x28,%rax
  mov    %rax,0x568(%rsp)
  xor    %eax,%eax
  mov    %r9,(%rsp)
  movaps %xmm0,0x10(%rsp)
  movaps %xmm0,0x20(%rsp)
  movaps %xmm0,0x30(%rsp)
  movaps %xmm0,0x40(%rsp)
  movaps %xmm0,0x50(%rsp)
  rep stos %rax,%es:(%rdi)
  movaps %xmm0,0x60(%rsp)
  movaps %xmm0,0x70(%rsp)
  movaps %xmm0,0x80(%rsp)
  movaps %xmm0,0x90(%rsp)
  movaps %xmm0,0xa0(%rsp)
  movaps %xmm0,0xb0(%rsp)
  movb   $0x0,(%rdi)
  mov    %r9,%rdi
  movaps %xmm0,0xc0(%rsp)
  movaps %xmm0,0x120(%rsp)
  movaps %xmm0,0xd0(%rsp)
  movaps %xmm0,0xe0(%rsp)
  movaps %xmm0,0xf0(%rsp)
  movaps %xmm0,0x100(%rsp)
  movaps %xmm0,0x110(%rsp)
  call   <memset@plt>
  mov    $0x40,%edx
  mov    $0x5c,%esi
  mov    %r15,%rdi
  call   <memset@plt>
  mov    0xc(%rsp),%edx
  mov    %rbp,%rsi
  mov    %r14,%rdi
  call   <memcpy@plt>
  mov    (%rsp),%r9
  mov    %r14,%rdx
  mov    %r15,%rax
  mov    %r9,%rbp
L10:
  movzbl (%rdx),%ecx
  xor    %cl,0x0(%rbp)
  add    $0x1,%rbp
  add    $0x1,%rdx
  xor    %cl,(%rax)
  add    $0x1,%rax
  cmp    %r15,%rbp
  jne    L10
  lea    0x120(%rsp),%r14
  mov    %r9,%rsi
  mov    $0x40,%edx
  mov    %r14,%rdi
  call   <memcpy@plt>
  mov    %r13,%rsi
  lea    0x160(%rsp),%rdi
  mov    %ebx,%edx
  call   <memcpy@plt>
  lea    0x40(%rbx),%eax
  lea    0xd0(%rsp),%r13
  mov    %r14,%rdi
  mov    %rax,%rsi
  lea    0x110(%rsp),%rdx
  movb   $0x0,0x120(%rsp,%rax,1)
  call   <MDString@plt>
  mov    $0x40,%edx
  mov    %rbp,%rsi
  mov    %r13,%rdi
  call   <memcpy@plt>
  mov    %r12,%rdx
  mov    $0x50,%esi
  mov    %r13,%rdi
  call   <MDString@plt>
  mov    0x568(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L14
  add    $0x578,%rsp
  mov    $0x10,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L14:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
unsigned int KeyMD5Encode(unsigned char *szEncoded, const unsigned char *szData, unsigned int nSize, unsigned char *szKey, unsigned int nKeyLen) {
  unsigned char ipad[64] = {0}, opad[64] = {0};
  unsigned char K[64] = {0};
  unsigned char firstPad[64 + 1024 + 1] = {0};
  unsigned char midResult[64 + 16] = {0};
  int i;
  memset(ipad, 0x36, 64);
  memset(opad, 0x5c, 64);
  memcpy(K, szKey, nKeyLen);
  for (i = 0; i < 64; i++) {
    ipad[i] ^= K[i];
    opad[i] ^= K[i];
  }
  memcpy(firstPad, ipad, 64);
  memcpy(firstPad + 64, szData, nSize);
  firstPad[64 + nSize] = '\x0';
  MDString(firstPad, 64 + nSize, midResult + 64);
  memcpy(midResult, opad, 64);
  MDString(midResult, 64 + 16, szEncoded);
  return 16;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<symodd>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x24(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %rdx,-0x38(%rbp)
  mov    -0x24(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x8(%rbp)
  mov    -0x30(%rbp),%rax
  mov    %rax,-0x18(%rbp)
  mov    -0x38(%rbp),%rax
  mov    %rax,-0x10(%rbp)
  jmp    L16
L0:
  mov    -0x18(%rbp),%rax
  movss  (%rax),%xmm0
  mov    -0x10(%rbp),%rax
  movss  %xmm0,(%rax)
  addq   $0x4,-0x18(%rbp)
  addq   $0x4,-0x10(%rbp)
L16:
  mov    -0x18(%rbp),%rax
  cmp    -0x8(%rbp),%rax
  jb     L0
  mov    -0x8(%rbp),%rax
  sub    $0x8,%rax
  mov    %rax,-0x18(%rbp)
  jmp    L37
L28:
  mov    -0x18(%rbp),%rax
  movss  (%rax),%xmm0
  mov    -0x10(%rbp),%rax
  movss  %xmm0,(%rax)
  subq   $0x4,-0x18(%rbp)
  addq   $0x4,-0x10(%rbp)
L37:
  mov    -0x18(%rbp),%rax
  cmp    -0x30(%rbp),%rax
  ja     L28
  nop
  nop
  pop    %rbp
  ret
```

assistant: ```c
void symodd(n, v, u) int n;
float v[], u[];
{
  float *vp, *up, *vn = v + n;
  for (vp = v, up = u; vp < vn; vp++, up++)
    *up = *vp;
  for (vp = vn - 2; vp > v; vp--, up++)
    *up = *vp;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<symodd>:
  endbr64
  movslq %edi,%rdi
  shl    $0x2,%rdi
  lea    (%rsi,%rdi,1),%rax
  cmp    %rax,%rsi
  jae    L34
  mov    %rdx,%r8
  mov    %rsi,%rcx
L0:
  movss  (%rcx),%xmm0
  movss  %xmm0,(%r8)
  add    $0x4,%rcx
  add    $0x4,%r8
  cmp    %rcx,%rax
  ja     L0
  add    %rdi,%rdx
L34:
  sub    $0x8,%rax
  cmp    %rax,%rsi
  jae    L21
L36:
  movss  (%rax),%xmm0
  movss  %xmm0,(%rdx)
  sub    $0x4,%rax
  add    $0x4,%rdx
  cmp    %rax,%rsi
  jb     L36
L21:
  ret
```

assistant: ```c
void symodd(n, v, u) int n;
float v[], u[];
{
  float *vp, *up, *vn = v + n;
  for (vp = v, up = u; vp < vn; vp++, up++)
    *up = *vp;
  for (vp = vn - 2; vp > v; vp--, up++)
    *up = *vp;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<symodd>:
  endbr64
  movslq %edi,%rdi
  shl    $0x2,%rdi
  lea    (%rsi,%rdi,1),%rax
  cmp    %rax,%rsi
  jae    L0
  mov    %rdx,%r8
  mov    %rsi,%rcx
  nopw   0x0(%rax,%rax,1)
L10:
  movss  (%rcx),%xmm0
  add    $0x4,%rcx
  add    $0x4,%r8
  movss  %xmm0,-0x4(%r8)
  cmp    %rcx,%rax
  ja     L10
  add    %rdi,%rdx
L0:
  sub    $0x8,%rax
  cmp    %rax,%rsi
  jae    L4
  nopl   0x0(%rax,%rax,1)
L16:
  movss  (%rax),%xmm0
  sub    $0x4,%rax
  add    $0x4,%rdx
  movss  %xmm0,-0x4(%rdx)
  cmp    %rax,%rsi
  jb     L16
L4:
  ret
```

assistant: ```c
void symodd(n, v, u) int n;
float v[], u[];
{
  float *vp, *up, *vn = v + n;
  for (vp = v, up = u; vp < vn; vp++, up++)
    *up = *vp;
  for (vp = vn - 2; vp > v; vp--, up++)
    *up = *vp;
}
```