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
<gostmac>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  mov    %rdx,%r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  test   %esi,%esi
  je     L25
  mov    %esi,%esi
  mov    %rdi,%r14
  mov    %rcx,%rbp
  xor    %ebx,%ebx
  shl    $0x4,%rsi
  lea    (%rdi,%rsi,1),%r12
  nop
L13:
  mov    0x0(%rbp),%rdi
  xor    (%r14),%rbx
  add    $0x10,%r14
  mov    -0x8(%r14),%r15
  add    %rbx,%rdi
  call   <f@plt>
  mov    0x8(%rbp),%rdi
  xor    %rax,%r15
  add    %r15,%rdi
  call   <f@plt>
  mov    0x10(%rbp),%rdi
  xor    %rax,%rbx
  add    %rbx,%rdi
  call   <f@plt>
  mov    0x18(%rbp),%rdi
  xor    %rax,%r15
  add    %r15,%rdi
  call   <f@plt>
  mov    0x20(%rbp),%rdi
  xor    %rax,%rbx
  add    %rbx,%rdi
  call   <f@plt>
  mov    0x28(%rbp),%rdi
  xor    %rax,%r15
  add    %r15,%rdi
  call   <f@plt>
  mov    0x30(%rbp),%rdi
  xor    %rax,%rbx
  add    %rbx,%rdi
  call   <f@plt>
  mov    0x38(%rbp),%rdi
  xor    %rax,%r15
  add    %r15,%rdi
  call   <f@plt>
  mov    0x0(%rbp),%rdi
  xor    %rax,%rbx
  add    %rbx,%rdi
  call   <f@plt>
  mov    0x8(%rbp),%rdi
  xor    %rax,%r15
  add    %r15,%rdi
  call   <f@plt>
  mov    0x10(%rbp),%rdi
  xor    %rax,%rbx
  add    %rbx,%rdi
  call   <f@plt>
  mov    0x18(%rbp),%rdi
  xor    %rax,%r15
  add    %r15,%rdi
  call   <f@plt>
  mov    0x20(%rbp),%rdi
  xor    %rax,%rbx
  add    %rbx,%rdi
  call   <f@plt>
  mov    0x28(%rbp),%rdi
  xor    %rax,%r15
  add    %r15,%rdi
  call   <f@plt>
  mov    0x30(%rbp),%rdi
  xor    %rax,%rbx
  add    %rbx,%rdi
  call   <f@plt>
  mov    0x38(%rbp),%rdi
  xor    %rax,%r15
  add    %r15,%rdi
  call   <f@plt>
  xor    %rax,%rbx
  cmp    %r14,%r12
  jne    L13
L20:
  mov    %rbx,0x0(%r13)
  mov    %r15,0x8(%r13)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax,%rax,1)
L25:
  xor    %r15d,%r15d
  xor    %ebx,%ebx
  jmp    L20
```

assistant: ```c
void gostmac(uint32_t const *in, int len, uint32_t out[2], uint32_t const key[8]) {
  register uint32_t n1, n2;
  n1 = 0;
  n2 = 0;
  while (len--) {
    n1 ^= *in++;
    n2 = *in++;
    n2 ^= f(n1 + key[0]);
    n1 ^= f(n2 + key[1]);
    n2 ^= f(n1 + key[2]);
    n1 ^= f(n2 + key[3]);
    n2 ^= f(n1 + key[4]);
    n1 ^= f(n2 + key[5]);
    n2 ^= f(n1 + key[6]);
    n1 ^= f(n2 + key[7]);
    n2 ^= f(n1 + key[0]);
    n1 ^= f(n2 + key[1]);
    n2 ^= f(n1 + key[2]);
    n1 ^= f(n2 + key[3]);
    n2 ^= f(n1 + key[4]);
    n1 ^= f(n2 + key[5]);
    n2 ^= f(n1 + key[6]);
    n1 ^= f(n2 + key[7]);
  }
  out[0] = n1;
  out[1] = n2;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<gostmac>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  mov    %rdx,%r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  test   %esi,%esi
  je     L4
  mov    %esi,%esi
  mov    %rdi,%r14
  mov    %rcx,%rbp
  xor    %ebx,%ebx
  shl    $0x4,%rsi
  lea    (%rdi,%rsi,1),%r12
  nop
L15:
  mov    0x0(%rbp),%rdi
  xor    (%r14),%rbx
  add    $0x10,%r14
  mov    -0x8(%r14),%r15
  add    %rbx,%rdi
  call   <f@plt>
  mov    0x8(%rbp),%rdi
  xor    %rax,%r15
  add    %r15,%rdi
  call   <f@plt>
  mov    0x10(%rbp),%rdi
  xor    %rax,%rbx
  add    %rbx,%rdi
  call   <f@plt>
  mov    0x18(%rbp),%rdi
  xor    %rax,%r15
  add    %r15,%rdi
  call   <f@plt>
  mov    0x20(%rbp),%rdi
  xor    %rax,%rbx
  add    %rbx,%rdi
  call   <f@plt>
  mov    0x28(%rbp),%rdi
  xor    %rax,%r15
  add    %r15,%rdi
  call   <f@plt>
  mov    0x30(%rbp),%rdi
  xor    %rax,%rbx
  add    %rbx,%rdi
  call   <f@plt>
  mov    0x38(%rbp),%rdi
  xor    %rax,%r15
  add    %r15,%rdi
  call   <f@plt>
  mov    0x0(%rbp),%rdi
  xor    %rax,%rbx
  add    %rbx,%rdi
  call   <f@plt>
  mov    0x8(%rbp),%rdi
  xor    %rax,%r15
  add    %r15,%rdi
  call   <f@plt>
  mov    0x10(%rbp),%rdi
  xor    %rax,%rbx
  add    %rbx,%rdi
  call   <f@plt>
  mov    0x18(%rbp),%rdi
  xor    %rax,%r15
  add    %r15,%rdi
  call   <f@plt>
  mov    0x20(%rbp),%rdi
  xor    %rax,%rbx
  add    %rbx,%rdi
  call   <f@plt>
  mov    0x28(%rbp),%rdi
  xor    %rax,%r15
  add    %r15,%rdi
  call   <f@plt>
  mov    0x30(%rbp),%rdi
  xor    %rax,%rbx
  add    %rbx,%rdi
  call   <f@plt>
  mov    0x38(%rbp),%rdi
  xor    %rax,%r15
  add    %r15,%rdi
  call   <f@plt>
  xor    %rax,%rbx
  cmp    %r14,%r12
  jne    L15
L8:
  mov    %rbx,0x0(%r13)
  mov    %r15,0x8(%r13)
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax,%rax,1)
L4:
  xor    %r15d,%r15d
  xor    %ebx,%ebx
  jmp    L8
```

assistant: ```c
void gostmac(uint32_t const *in, int len, uint32_t out[2], uint32_t const key[8]) {
  register uint32_t n1, n2;
  n1 = 0;
  n2 = 0;
  while (len--) {
    n1 ^= *in++;
    n2 = *in++;
    n2 ^= f(n1 + key[0]);
    n1 ^= f(n2 + key[1]);
    n2 ^= f(n1 + key[2]);
    n1 ^= f(n2 + key[3]);
    n2 ^= f(n1 + key[4]);
    n1 ^= f(n2 + key[5]);
    n2 ^= f(n1 + key[6]);
    n1 ^= f(n2 + key[7]);
    n2 ^= f(n1 + key[0]);
    n1 ^= f(n2 + key[1]);
    n2 ^= f(n1 + key[2]);
    n1 ^= f(n2 + key[3]);
    n2 ^= f(n1 + key[4]);
    n1 ^= f(n2 + key[5]);
    n2 ^= f(n1 + key[6]);
    n1 ^= f(n2 + key[7]);
  }
  out[0] = n1;
  out[1] = n2;
}
```
user: What is the c source code of the assembly code below?

```asm
<DataProcess>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %rdx,-0x38(%rbp)
  mov    -0x30(%rbp),%rax
  mov    %rax,%rdi
  call   <fgetc@plt>
  mov    %al,-0x18(%rbp)
  movl   $0x0,-0x14(%rbp)
  movl   $0x0,-0x10(%rbp)
  jmp    L0
L10:
  mov    -0x14(%rbp),%eax
  add    $0x1,%eax
  cltd
  shr    $0x18,%edx
  add    %edx,%eax
  movzbl %al,%eax
  sub    %edx,%eax
  mov    %eax,-0x14(%rbp)
  mov    -0x14(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movzbl %al,%edx
  mov    -0x10(%rbp),%eax
  add    %edx,%eax
  mov    %eax,-0xc(%rbp)
  mov    -0xc(%rbp),%eax
  cltd
  shr    $0x18,%edx
  add    %edx,%eax
  movzbl %al,%eax
  sub    %edx,%eax
  mov    %eax,-0x10(%rbp)
  mov    -0x14(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  mov    %al,-0x17(%rbp)
  mov    -0x10(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    -0x14(%rbp),%edx
  movslq %edx,%rcx
  mov    -0x28(%rbp),%rdx
  add    %rcx,%rdx
  movzbl (%rax),%eax
  mov    %al,(%rdx)
  mov    -0x10(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x28(%rbp),%rax
  add    %rax,%rdx
  movzbl -0x17(%rbp),%eax
  mov    %al,(%rdx)
  mov    -0x14(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movzbl %al,%edx
  mov    -0x10(%rbp),%eax
  movslq %eax,%rcx
  mov    -0x28(%rbp),%rax
  add    %rcx,%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  add    %edx,%eax
  mov    %eax,-0x8(%rbp)
  mov    -0x8(%rbp),%eax
  cltd
  shr    $0x18,%edx
  add    %edx,%eax
  movzbl %al,%eax
  sub    %edx,%eax
  mov    %eax,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  mov    %al,-0x16(%rbp)
  movzbl -0x18(%rbp),%eax
  xor    -0x16(%rbp),%al
  mov    %al,-0x15(%rbp)
  movsbl -0x15(%rbp),%eax
  mov    -0x38(%rbp),%rdx
  mov    %rdx,%rsi
  mov    %eax,%edi
  call   <fputc@plt>
  mov    -0x30(%rbp),%rax
  mov    %rax,%rdi
  call   <fgetc@plt>
  mov    %al,-0x18(%rbp)
L0:
  mov    D3(%rip),%rax
  movzbl (%rax),%eax
  cmp    %al,-0x18(%rbp)
  jne    L10
  nop
  nop
  leave
  ret
```

assistant: ```c
void DataProcess(unsigned char sbox[], FILE *fp1, FILE *fp2) {
  char ch = fgetc(fp1);
  int i, j, t;
  int temp2, temp1;
  char k, cipherchar;
  unsigned char temp;
  i = 0;
  j = 0;
  while (ch != EOF) {
    i = (i + 1) % 256;
    temp2 = j + (int)sbox[i];
    j = temp2 % 256;
    temp = sbox[i];
    sbox[i] = sbox[j];
    sbox[j] = temp;
    temp1 = (int)sbox[i] + (int)sbox[j];
    t = temp1 % 256;
    k = sbox[t];
    cipherchar = ch ^ k;
    fputc(cipherchar, fp2);
    ch = fgetc(fp1);
  }
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<DataProcess>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  mov    %rsi,%r13
  mov    %rdx,%r14
  mov    %rsi,%rdi
  call   <fgetc@plt>
  mov    %eax,%edi
  mov    D13(%rip),%rax
  cmp    (%rax),%dil
  je     L1
  mov    $0x0,%r12d
  mov    $0x0,%ebp
L17:
  lea    0x1(%rbp),%eax
  cltd
  shr    $0x18,%edx
  add    %edx,%eax
  movzbl %al,%eax
  sub    %edx,%eax
  mov    %eax,%ebp
  cltq
  add    %rbx,%rax
  movzbl (%rax),%esi
  movzbl %sil,%ecx
  lea    (%rcx,%r12,1),%edx
  mov    %edx,%r8d
  sar    $0x1f,%r8d
  shr    $0x18,%r8d
  add    %r8d,%edx
  movzbl %dl,%edx
  sub    %r8d,%edx
  mov    %edx,%r12d
  movslq %edx,%rdx
  add    %rbx,%rdx
  movzbl (%rdx),%r8d
  mov    %r8b,(%rax)
  mov    %sil,(%rdx)
  add    (%rax),%cl
  movzbl %cl,%ecx
  xor    (%rbx,%rcx,1),%dil
  movsbl %dil,%edi
  mov    %r14,%rsi
  call   <fputc@plt>
  mov    %r13,%rdi
  call   <fgetc@plt>
  mov    %eax,%edi
  mov    D13(%rip),%rax
  cmp    %dil,(%rax)
  jne    L17
L1:
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
```

assistant: ```c
void DataProcess(unsigned char sbox[], FILE *fp1, FILE *fp2) {
  char ch = fgetc(fp1);
  int i, j, t;
  int temp2, temp1;
  char k, cipherchar;
  unsigned char temp;
  i = 0;
  j = 0;
  while (ch != EOF) {
    i = (i + 1) % 256;
    temp2 = j + (int)sbox[i];
    j = temp2 % 256;
    temp = sbox[i];
    sbox[i] = sbox[j];
    sbox[j] = temp;
    temp1 = (int)sbox[i] + (int)sbox[j];
    t = temp1 % 256;
    k = sbox[t];
    cipherchar = ch ^ k;
    fputc(cipherchar, fp2);
    ch = fgetc(fp1);
  }
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<DataProcess>:
  endbr64
  push   %r15
  mov    %rdi,%r15
  mov    %rsi,%rdi
  push   %r14
  push   %r13
  mov    %rdx,%r13
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  call   <fgetc@plt>
  mov    D9(%rip),%r14
  cmp    (%r14),%al
  je     L13
  mov    %eax,%edi
  xor    %ebp,%ebp
  xor    %ebx,%ebx
  nopl   (%rax)
L0:
  lea    0x1(%rbx),%edx
  movzbl %dl,%ebx
  movzbl %dl,%edx
  add    %r15,%rdx
  movzbl (%rdx),%eax
  mov    %eax,%ecx
  add    %ebp,%eax
  movzbl %al,%ebp
  movzbl %al,%eax
  add    %r15,%rax
  movzbl (%rax),%esi
  mov    %sil,(%rdx)
  mov    %r13,%rsi
  mov    %cl,(%rax)
  add    (%rdx),%cl
  movzbl %cl,%ecx
  xor    (%r15,%rcx,1),%dil
  movsbl %dil,%edi
  call   <fputc@plt>
  mov    %r12,%rdi
  call   <fgetc@plt>
  mov    %eax,%edi
  cmp    %al,(%r14)
  jne    L0
L13:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
void DataProcess(unsigned char sbox[], FILE *fp1, FILE *fp2) {
  char ch = fgetc(fp1);
  int i, j, t;
  int temp2, temp1;
  char k, cipherchar;
  unsigned char temp;
  i = 0;
  j = 0;
  while (ch != EOF) {
    i = (i + 1) % 256;
    temp2 = j + (int)sbox[i];
    j = temp2 % 256;
    temp = sbox[i];
    sbox[i] = sbox[j];
    sbox[j] = temp;
    temp1 = (int)sbox[i] + (int)sbox[j];
    t = temp1 % 256;
    k = sbox[t];
    cipherchar = ch ^ k;
    fputc(cipherchar, fp2);
    ch = fgetc(fp1);
  }
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<DataProcess>:
  endbr64
  push   %r15
  mov    %rdi,%r15
  mov    %rsi,%rdi
  push   %r14
  push   %r13
  mov    %rdx,%r13
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  call   <fgetc@plt>
  mov    D7(%rip),%r14
  cmp    (%r14),%al
  je     L1
  mov    %eax,%edi
  xor    %ebp,%ebp
  xor    %ebx,%ebx
  nopl   (%rax)
L18:
  lea    0x1(%rbx),%edx
  movzbl %dl,%ebx
  movzbl %dl,%edx
  add    %r15,%rdx
  movzbl (%rdx),%eax
  mov    %eax,%ecx
  add    %ebp,%eax
  movzbl %al,%ebp
  movzbl %al,%eax
  add    %r15,%rax
  movzbl (%rax),%esi
  mov    %sil,(%rdx)
  mov    %r13,%rsi
  mov    %cl,(%rax)
  add    (%rdx),%cl
  movzbl %cl,%ecx
  xor    (%r15,%rcx,1),%dil
  movsbl %dil,%edi
  call   <fputc@plt>
  mov    %r12,%rdi
  call   <fgetc@plt>
  mov    %eax,%edi
  cmp    %al,(%r14)
  jne    L18
L1:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
void DataProcess(unsigned char sbox[], FILE *fp1, FILE *fp2) {
  char ch = fgetc(fp1);
  int i, j, t;
  int temp2, temp1;
  char k, cipherchar;
  unsigned char temp;
  i = 0;
  j = 0;
  while (ch != EOF) {
    i = (i + 1) % 256;
    temp2 = j + (int)sbox[i];
    j = temp2 % 256;
    temp = sbox[i];
    sbox[i] = sbox[j];
    sbox[j] = temp;
    temp1 = (int)sbox[i] + (int)sbox[j];
    t = temp1 % 256;
    k = sbox[t];
    cipherchar = ch ^ k;
    fputc(cipherchar, fp2);
    ch = fgetc(fp1);
  }
}
```
user: Translate the below assembly code into C programming language:

```asm
<SDP_StrLCat>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r13
  push   %r12
  push   %rbx
  sub    $0x38,%rsp
  mov    %rdi,-0x38(%rbp)
  mov    %rsi,-0x40(%rbp)
  mov    %rdx,-0x48(%rbp)
  mov    -0x38(%rbp),%rbx
  mov    -0x40(%rbp),%r13
  mov    -0x48(%rbp),%r12
  jmp    L64
L22:
  add    $0x1,%rbx
L64:
  mov    %r12,%rax
  lea    -0x1(%rax),%r12
  test   %rax,%rax
  je     L56
  movzbl (%rbx),%eax
  test   %al,%al
  jne    L22
L56:
  mov    %rbx,%rax
  sub    -0x38(%rbp),%rax
  mov    %rax,-0x28(%rbp)
  mov    -0x48(%rbp),%rax
  sub    -0x28(%rbp),%rax
  mov    %rax,%r12
  test   %r12,%r12
  jne    L1
  mov    %r13,%rdi
  call   <strlen@plt>
  mov    -0x28(%rbp),%rdx
  add    %rdx,%rax
  jmp    L59
L12:
  cmp    $0x1,%r12
  je     L2
  mov    %rbx,%rax
  lea    0x1(%rax),%rbx
  movzbl 0x0(%r13),%edx
  mov    %dl,(%rax)
  sub    $0x1,%r12
L2:
  add    $0x1,%r13
L1:
  movzbl 0x0(%r13),%eax
  test   %al,%al
  jne    L12
  movb   $0x0,(%rbx)
  mov    %r13,%rax
  sub    -0x40(%rbp),%rax
  mov    %rax,%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
L59:
  add    $0x38,%rsp
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %rbp
  ret
```

assistant: ```c
size_t SDP_StrLCat(char *dst, const char *src, size_t siz) {
  register char *d = dst;
  register const char *s = src;
  register size_t n = siz;
  size_t dlen;
  while (n-- != 0 && *d != '\0')
    d++;
  dlen = d - dst;
  n = siz - dlen;
  if (n == 0)
    return (dlen + strlen(s));
  while (*s != '\0') {
    if (n != 1) {
      *d++ = *s;
      n--;
    }
    s++;
  }
  *d = '\0';
  return (dlen + (s - src));
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<SDP_StrLCat>:
  endbr64
  push   %rbx
  test   %rdx,%rdx
  je     L51
  mov    %rdi,%r8
  lea    (%rdi,%rdx,1),%rcx
  mov    %rdi,%rax
L40:
  cmpb   $0x0,(%rax)
  je     L4
  add    $0x1,%rax
  cmp    %rcx,%rax
  jne    L40
  mov    %rcx,%rax
L4:
  mov    %rax,%rbx
  sub    %r8,%rbx
  sub    %rbx,%rdx
  je     L28
  movzbl (%rsi),%r8d
  mov    %rsi,%rcx
  test   %r8b,%r8b
  jne    L36
L47:
  movb   $0x0,(%rax)
  sub    %rsi,%rcx
  lea    (%rcx,%rbx,1),%rax
L46:
  pop    %rbx
  ret
L51:
  mov    %rdx,%rbx
L28:
  mov    %rsi,%rdi
  call   <strlen@plt>
  add    %rbx,%rax
  jmp    L46
L69:
  add    $0x1,%rcx
  movzbl (%rcx),%r8d
  test   %r8b,%r8b
  je     L47
L36:
  cmp    $0x1,%rdx
  je     L69
  mov    %r8b,(%rax)
  sub    $0x1,%rdx
  lea    0x1(%rax),%rax
  jmp    L69
```

assistant: ```c
size_t SDP_StrLCat(char *dst, const char *src, size_t siz) {
  register char *d = dst;
  register const char *s = src;
  register size_t n = siz;
  size_t dlen;
  while (n-- != 0 && *d != '\0')
    d++;
  dlen = d - dst;
  n = siz - dlen;
  if (n == 0)
    return (dlen + strlen(s));
  while (*s != '\0') {
    if (n != 1) {
      *d++ = *s;
      n--;
    }
    s++;
  }
  *d = '\0';
  return (dlen + (s - src));
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<SDP_StrLCat>:
  endbr64
  push   %r12
  test   %rdx,%rdx
  je     L43
  mov    %rdi,%r8
  lea    (%rdi,%rdx,1),%rcx
  mov    %rdi,%rax
  jmp    L105
  nopl   0x0(%rax,%rax,1)
L15:
  add    $0x1,%rax
  cmp    %rcx,%rax
  je     L51
L105:
  cmpb   $0x0,(%rax)
  jne    L15
L51:
  mov    %rax,%r12
  sub    %r8,%r12
  sub    %r12,%rdx
  je     L56
  movzbl (%rsi),%ecx
  mov    %rsi,%r8
  test   %cl,%cl
  jne    L69
  jmp    L9
  nopl   (%rax)
L82:
  mov    %cl,(%rax)
  sub    $0x1,%rdx
  mov    %r8,%rcx
  add    $0x1,%rax
L48:
  lea    0x1(%rcx),%r8
  movzbl 0x1(%rcx),%ecx
  test   %cl,%cl
  je     L32
L69:
  cmp    $0x1,%rdx
  jne    L82
  cmpb   $0x0,0x1(%r8)
  lea    0x1(%r8),%rcx
  jne    L48
  sub    %rsi,%rcx
  add    %rcx,%r12
L9:
  movb   $0x0,(%rax)
  mov    %r12,%rax
  pop    %r12
  ret
  nopl   0x0(%rax)
L32:
  sub    %rsi,%r8
  add    %r8,%r12
  jmp    L9
L43:
  xor    %r12d,%r12d
L56:
  mov    %rsi,%rdi
  call   <strlen@plt>
  add    %rax,%r12
  mov    %r12,%rax
  pop    %r12
  ret
```

assistant: ```c
size_t SDP_StrLCat(char *dst, const char *src, size_t siz) {
  register char *d = dst;
  register const char *s = src;
  register size_t n = siz;
  size_t dlen;
  while (n-- != 0 && *d != '\0')
    d++;
  dlen = d - dst;
  n = siz - dlen;
  if (n == 0)
    return (dlen + strlen(s));
  while (*s != '\0') {
    if (n != 1) {
      *d++ = *s;
      n--;
    }
    s++;
  }
  *d = '\0';
  return (dlen + (s - src));
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<SDP_StrLCat>:
  endbr64
  push   %r12
  test   %rdx,%rdx
  je     L20
  mov    %rdi,%r8
  lea    (%rdi,%rdx,1),%rcx
  mov    %rdi,%rax
  jmp    L49
  nopl   0x0(%rax,%rax,1)
L52:
  add    $0x1,%rax
  cmp    %rcx,%rax
  je     L58
L49:
  cmpb   $0x0,(%rax)
  jne    L52
L58:
  mov    %rax,%r12
  sub    %r8,%r12
  sub    %r12,%rdx
  je     L77
  movzbl (%rsi),%ecx
  mov    %rsi,%r8
  test   %cl,%cl
  jne    L64
  jmp    L11
  nopl   (%rax)
L99:
  mov    %cl,(%rax)
  sub    $0x1,%rdx
  mov    %r8,%rcx
  add    $0x1,%rax
L61:
  lea    0x1(%rcx),%r8
  movzbl 0x1(%rcx),%ecx
  test   %cl,%cl
  je     L27
L64:
  cmp    $0x1,%rdx
  jne    L99
  cmpb   $0x0,0x1(%r8)
  lea    0x1(%r8),%rcx
  jne    L61
  sub    %rsi,%rcx
  add    %rcx,%r12
L11:
  movb   $0x0,(%rax)
  mov    %r12,%rax
  pop    %r12
  ret
  nopl   0x0(%rax)
L27:
  sub    %rsi,%r8
  add    %r8,%r12
  jmp    L11
L20:
  xor    %r12d,%r12d
L77:
  mov    %rsi,%rdi
  call   <strlen@plt>
  add    %rax,%r12
  mov    %r12,%rax
  pop    %r12
  ret
```

assistant: ```c
size_t SDP_StrLCat(char *dst, const char *src, size_t siz) {
  register char *d = dst;
  register const char *s = src;
  register size_t n = siz;
  size_t dlen;
  while (n-- != 0 && *d != '\0')
    d++;
  dlen = d - dst;
  n = siz - dlen;
  if (n == 0)
    return (dlen + strlen(s));
  while (*s != '\0') {
    if (n != 1) {
      *d++ = *s;
      n--;
    }
    s++;
  }
  *d = '\0';
  return (dlen + (s - src));
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<zig_addw_i64>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %rdx,-0x28(%rbp)
  mov    %rcx,-0x30(%rbp)
  cmpq   $0x0,-0x18(%rbp)
  jle    L72
  cmpq   $0x0,-0x20(%rbp)
  jle    L72
  mov    -0x30(%rbp),%rax
  sub    -0x20(%rbp),%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x18(%rbp),%rax
  cmp    -0x10(%rbp),%rax
  jle    L76
  mov    -0x28(%rbp),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  sub    -0x10(%rbp),%rax
  sub    $0x1,%rax
  jmp    L65
L72:
  cmpq   $0x0,-0x18(%rbp)
  jns    L0
  cmpq   $0x0,-0x20(%rbp)
  jns    L0
  mov    -0x28(%rbp),%rax
  sub    -0x20(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  mov    -0x18(%rbp),%rax
  cmp    -0x8(%rbp),%rax
  jge    L0
  mov    -0x30(%rbp),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  sub    -0x8(%rbp),%rax
  add    $0x1,%rax
  jmp    L65
L76:
  nop
L0:
  mov    -0x18(%rbp),%rdx
  mov    -0x20(%rbp),%rax
  add    %rdx,%rax
L65:
  pop    %rbp
  ret
```

assistant: ```c
int64_t zig_addw_i64(int64_t lhs, int64_t rhs, int64_t min, int64_t max) {
  if ((lhs > 0) && (rhs > 0)) {
    int64_t thresh = max - rhs;
    if (lhs > thresh) {
      return min + lhs - thresh - 1;
    }
  } else if ((lhs < 0) && (rhs < 0)) {
    int64_t thresh = min - rhs;
    if (lhs < thresh) {
      return max + lhs - thresh + 1;
    }
  }
  return lhs + rhs;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<zig_addw_i64>:
  endbr64
  test   %rdi,%rdi
  jle    L3
  test   %rsi,%rsi
  jle    L3
  sub    %rsi,%rcx
  cmp    %rcx,%rdi
  jg     L20
L0:
  lea    (%rdi,%rsi,1),%rax
  ret
L20:
  add    %rdx,%rdi
  sub    %rcx,%rdi
  lea    -0x1(%rdi),%rax
  ret
L3:
  test   %rsi,%rdi
  jns    L0
  sub    %rsi,%rdx
  cmp    %rdx,%rdi
  jge    L0
  sub    %rdx,%rdi
  lea    0x1(%rdi,%rcx,1),%rax
  ret
```

assistant: ```c
int64_t zig_addw_i64(int64_t lhs, int64_t rhs, int64_t min, int64_t max) {
  if ((lhs > 0) && (rhs > 0)) {
    int64_t thresh = max - rhs;
    if (lhs > thresh) {
      return min + lhs - thresh - 1;
    }
  } else if ((lhs < 0) && (rhs < 0)) {
    int64_t thresh = min - rhs;
    if (lhs < thresh) {
      return max + lhs - thresh + 1;
    }
  }
  return lhs + rhs;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<zig_addw_i64>:
  endbr64
  test   %rdi,%rdi
  jle    L6
  test   %rsi,%rsi
  jle    L6
  sub    %rsi,%rcx
  cmp    %rcx,%rdi
  jg     L15
L38:
  lea    (%rdi,%rsi,1),%rax
  ret
  nopl   0x0(%rax,%rax,1)
L6:
  test   %rsi,%rdi
  jns    L38
  sub    %rsi,%rdx
  cmp    %rdx,%rdi
  jge    L38
  sub    %rdx,%rdi
  lea    0x1(%rdi,%rcx,1),%rax
  ret
  cs nopw 0x0(%rax,%rax,1)
L15:
  add    %rdx,%rdi
  sub    %rcx,%rdi
  lea    -0x1(%rdi),%rax
  ret
```

assistant: ```c
int64_t zig_addw_i64(int64_t lhs, int64_t rhs, int64_t min, int64_t max) {
  if ((lhs > 0) && (rhs > 0)) {
    int64_t thresh = max - rhs;
    if (lhs > thresh) {
      return min + lhs - thresh - 1;
    }
  } else if ((lhs < 0) && (rhs < 0)) {
    int64_t thresh = min - rhs;
    if (lhs < thresh) {
      return max + lhs - thresh + 1;
    }
  }
  return lhs + rhs;
}
```
user: What is the c source code of the assembly code below?

```asm
<zig_addw_i64>:
  endbr64
  test   %rdi,%rdi
  jle    L10
  test   %rsi,%rsi
  jle    L10
  sub    %rsi,%rcx
  cmp    %rcx,%rdi
  jg     L6
L36:
  lea    (%rdi,%rsi,1),%rax
  ret
  nopl   0x0(%rax,%rax,1)
L10:
  test   %rsi,%rdi
  jns    L36
  sub    %rsi,%rdx
  cmp    %rdx,%rdi
  jge    L36
  sub    %rdx,%rdi
  lea    0x1(%rdi,%rcx,1),%rax
  ret
  cs nopw 0x0(%rax,%rax,1)
L6:
  add    %rdx,%rdi
  sub    %rcx,%rdi
  lea    -0x1(%rdi),%rax
  ret
```

assistant: ```c
int64_t zig_addw_i64(int64_t lhs, int64_t rhs, int64_t min, int64_t max) {
  if ((lhs > 0) && (rhs > 0)) {
    int64_t thresh = max - rhs;
    if (lhs > thresh) {
      return min + lhs - thresh - 1;
    }
  } else if ((lhs < 0) && (rhs < 0)) {
    int64_t thresh = min - rhs;
    if (lhs < thresh) {
      return max + lhs - thresh + 1;
    }
  }
  return lhs + rhs;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<string_to_fp>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %edx,-0x18(%rbp)
  mov    -0xc(%rbp),%eax
  mov    $0x186a0,%esi
  mov    %eax,%edi
  call   <mpfr_init2@plt>
  mov    -0x18(%rbp),%edx
  mov    -0x20(%rbp),%rsi
  mov    -0xc(%rbp),%eax
  mov    %edx,%r8d
  mov    $0x0,%ecx
  mov    $0x0,%edx
  mov    %eax,%edi
  call   <mpfr_strtofr@plt>
  mov    %eax,-0x8(%rbp)
  mov    -0x18(%rbp),%edx
  mov    -0xc(%rbp),%ecx
  mov    -0x14(%rbp),%eax
  mov    %ecx,%esi
  mov    %eax,%edi
  call   <mpfr_set@plt>
  mov    %eax,-0x4(%rbp)
  mov    -0x18(%rbp),%edx
  mov    -0x4(%rbp),%ecx
  mov    -0x14(%rbp),%eax
  mov    %ecx,%esi
  mov    %eax,%edi
  call   <mpfr_subnormalize@plt>
  mov    -0xc(%rbp),%eax
  mov    %eax,%edi
  call   <mpfr_clear@plt>
  mov    -0x8(%rbp),%eax
  or     -0x4(%rbp),%eax
  leave
  ret
```

assistant: ```c
int string_to_fp(mpfr_t f, const char *s, mpfr_rnd_t rnd) {
  mpfr_t f2;
  mpfr_init2(f2, 100000);
  int r0 = mpfr_strtofr(f2, s, NULL, 0, rnd);
  int r = mpfr_set(f, f2, rnd);
  mpfr_subnormalize(f, r, rnd);
  mpfr_clear(f2);
  return r0 | r;
}
```