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

```asm
<chkcomnt>:
  endbr64
  push   %rbx
  mov    %rdi,%rbx
  movsbl (%rdi),%edi
  test   %dil,%dil
  je     L36
  add    $0x1,%rbx
  jmp    L41
  cs nopw 0x0(%rax,%rax,1)
L48:
  xor    %eax,%eax
  call   <chkspace@plt>
  test   %eax,%eax
  je     L36
  movsbl (%rbx),%edi
  add    $0x1,%rbx
  test   %dil,%dil
  je     L36
L41:
  cmp    $0x3b,%dil
  jne    L48
  mov    $0x1,%eax
  pop    %rbx
  ret
  nopl   0x0(%rax)
L36:
  xor    %eax,%eax
  pop    %rbx
  ret
```

assistant: ```c
int chkcomnt(buf)
char *buf;
{
  int cmntflg, i;
  for (i = cmntflg = 0; buf[i]; i++)
    if (buf[i] == ';') {
      cmntflg = 1;
      break;
    } else if (!chkspace(buf[i]))
      break;
  return cmntflg;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<chkcomnt>:
  endbr64
  push   %rbx
  mov    %rdi,%rbx
  movsbl (%rdi),%edi
  test   %dil,%dil
  je     L6
  add    $0x1,%rbx
  jmp    L46
  cs nopw 0x0(%rax,%rax,1)
L1:
  xor    %eax,%eax
  call   <chkspace@plt>
  test   %eax,%eax
  je     L6
  movsbl (%rbx),%edi
  add    $0x1,%rbx
  test   %dil,%dil
  je     L6
L46:
  cmp    $0x3b,%dil
  jne    L1
  mov    $0x1,%eax
  pop    %rbx
  ret
  nopl   0x0(%rax)
L6:
  xor    %eax,%eax
  pop    %rbx
  ret
```

assistant: ```c
int chkcomnt(buf)
char *buf;
{
  int cmntflg, i;
  for (i = cmntflg = 0; buf[i]; i++)
    if (buf[i] == ';') {
      cmntflg = 1;
      break;
    } else if (!chkspace(buf[i]))
      break;
  return cmntflg;
}
```
user: What is the c source code of the assembly code below?

```asm
<dstsub4>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x34(%rbp)
  mov    %rsi,-0x40(%rbp)
  movsd  D12(%rip),%xmm0
  movsd  %xmm0,-0x20(%rbp)
  mov    -0x34(%rbp),%eax
  sar    %eax
  mov    %eax,-0x24(%rbp)
  cmpl   $0x2,-0x24(%rbp)
  jne    L8
  movsd  -0x20(%rbp),%xmm1
  movsd  D14(%rip),%xmm0
  mulsd  %xmm1,%xmm0
  movsd  %xmm0,-0x18(%rbp)
  movsd  -0x20(%rbp),%xmm1
  movsd  D0(%rip),%xmm0
  mulsd  %xmm1,%xmm0
  movsd  %xmm0,-0x10(%rbp)
  mov    -0x40(%rbp),%rax
  add    $0x18,%rax
  movsd  (%rax),%xmm0
  mulsd  -0x10(%rbp),%xmm0
  mov    -0x40(%rbp),%rax
  add    $0x8,%rax
  movsd  (%rax),%xmm1
  mulsd  -0x18(%rbp),%xmm1
  subsd  %xmm1,%xmm0
  movsd  %xmm0,-0x8(%rbp)
  mov    -0x40(%rbp),%rax
  add    $0x18,%rax
  movsd  (%rax),%xmm0
  movapd %xmm0,%xmm1
  mulsd  -0x18(%rbp),%xmm1
  mov    -0x40(%rbp),%rax
  add    $0x8,%rax
  movsd  (%rax),%xmm0
  mulsd  -0x10(%rbp),%xmm0
  mov    -0x40(%rbp),%rax
  add    $0x18,%rax
  addsd  %xmm1,%xmm0
  movsd  %xmm0,(%rax)
  mov    -0x40(%rbp),%rax
  add    $0x8,%rax
  movsd  -0x8(%rbp),%xmm0
  movsd  %xmm0,(%rax)
L8:
  mov    -0x24(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x40(%rbp),%rax
  add    %rdx,%rax
  movsd  (%rax),%xmm0
  mov    -0x24(%rbp),%eax
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x40(%rbp),%rax
  add    %rdx,%rax
  mulsd  -0x20(%rbp),%xmm0
  movsd  %xmm0,(%rax)
  nop
  pop    %rbp
  ret
```

tool_calls: name: unpack_data
arguments: data_tag: D12
datatype: f64
name: unpack_data
arguments: data_tag: D14
datatype: f64
name: unpack_data
arguments: data_tag: D0
datatype: f64

tool: D12: 0.7071067811865476

tool: D14: 0.3826834323650898

tool: D0: 0.9238795325112867

assistant: ```c
void dstsub4(int n, double *a) {
  int m;
  double wki, wdr, wdi, xr;
  wki = ((double)0.707106781186547524400844362104849039284835);
  m = n >> 1;
  if (m == 2) {
    wdr = wki * ((double)0.382683432365089771728459984030398866761344);
    wdi = wki * ((double)0.923879532511286756128183189396788286822416);
    xr = wdi * a[3] - wdr * a[1];
    a[3] = wdr * a[3] + wdi * a[1];
    a[1] = xr;
  }
  a[m] *= wki;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<dstsub4>:
  endbr64
  sar    %edi
  cmp    $0x2,%edi
  je     L5
L12:
  movslq %edi,%rdi
  lea    (%rsi,%rdi,8),%rax
  movsd  D18(%rip),%xmm0
  mulsd  (%rax),%xmm0
  movsd  %xmm0,(%rax)
  ret
L5:
  movsd  0x18(%rsi),%xmm0
  movsd  0x8(%rsi),%xmm1
  movsd  D11(%rip),%xmm3
  movapd %xmm0,%xmm2
  mulsd  %xmm3,%xmm2
  movsd  D25(%rip),%xmm4
  movapd %xmm1,%xmm5
  mulsd  %xmm4,%xmm5
  addsd  %xmm5,%xmm2
  movsd  %xmm2,0x18(%rsi)
  mulsd  %xmm4,%xmm0
  mulsd  %xmm3,%xmm1
  subsd  %xmm1,%xmm0
  movsd  %xmm0,0x8(%rsi)
  jmp    L12
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D18
datatype: f64
name: extract_symbolic_data
arguments: data_tag: D11
datatype: byte[8]
name: extract_symbolic_data
arguments: data_tag: D25
datatype: byte[8]

tool: D18: 0.7071067811865476

tool: {"D11": [0x95,0x38,0xdb,0x7b,0x7a,0x51,0xd1,0x3f]}

tool: {"D25": [0xfc,0xf0,0x44,0x91,0xae,0xe7,0xe4,0x3f]}

assistant: ```c
void dstsub4(int n, double *a) {
  int m;
  double wki, wdr, wdi, xr;
  wki = ((double)0.707106781186547524400844362104849039284835);
  m = n >> 1;
  if (m == 2) {
    wdr = wki * ((double)0.382683432365089771728459984030398866761344);
    wdi = wki * ((double)0.923879532511286756128183189396788286822416);
    xr = wdi * a[3] - wdr * a[1];
    a[3] = wdr * a[3] + wdi * a[1];
    a[1] = xr;
  }
  a[m] *= wki;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<dstsub4>:
  endbr64
  sar    %edi
  cmp    $0x2,%edi
  jne    L2
  movsd  0x18(%rsi),%xmm0
  movsd  0x8(%rsi),%xmm1
  movsd  D13(%rip),%xmm3
  movsd  D8(%rip),%xmm4
  movapd %xmm0,%xmm2
  movapd %xmm1,%xmm5
  mulsd  %xmm3,%xmm2
  mulsd  %xmm4,%xmm5
  mulsd  %xmm4,%xmm0
  mulsd  %xmm3,%xmm1
  addsd  %xmm5,%xmm2
  subsd  %xmm1,%xmm0
  movsd  %xmm2,0x18(%rsi)
  movsd  %xmm0,0x8(%rsi)
L2:
  movslq %edi,%rdi
  movsd  D22(%rip),%xmm0
  lea    (%rsi,%rdi,8),%rax
  mulsd  (%rax),%xmm0
  movsd  %xmm0,(%rax)
  ret
```

tool_calls: name: unpack_data
arguments: label: D13
type_guessed: byte[8]
name: unpack_data
arguments: label: D8
type_guessed: byte[8]
name: unpack_data
arguments: label: D22
type_guessed: f64

tool: {"D13": [0x95,0x38,0xdb,0x7b,0x7a,0x51,0xd1,0x3f]}

tool: {"D8": [0xfc,0xf0,0x44,0x91,0xae,0xe7,0xe4,0x3f]}

tool: D22: 0.7071067811865476

assistant: ```c
void dstsub4(int n, double *a) {
  int m;
  double wki, wdr, wdi, xr;
  wki = ((double)0.707106781186547524400844362104849039284835);
  m = n >> 1;
  if (m == 2) {
    wdr = wki * ((double)0.382683432365089771728459984030398866761344);
    wdi = wki * ((double)0.923879532511286756128183189396788286822416);
    xr = wdi * a[3] - wdr * a[1];
    a[3] = wdr * a[3] + wdi * a[1];
    a[1] = xr;
  }
  a[m] *= wki;
}
```
user: Translate the below assembly code into C programming language:

```asm
<dstsub4>:
  endbr64
  sar    %edi
  cmp    $0x2,%edi
  jne    L3
  movsd  0x18(%rsi),%xmm0
  movsd  0x8(%rsi),%xmm1
  movsd  D29(%rip),%xmm3
  movsd  D1(%rip),%xmm4
  movapd %xmm0,%xmm2
  movapd %xmm1,%xmm5
  mulsd  %xmm3,%xmm2
  mulsd  %xmm4,%xmm5
  mulsd  %xmm4,%xmm0
  mulsd  %xmm3,%xmm1
  addsd  %xmm5,%xmm2
  subsd  %xmm1,%xmm0
  movsd  %xmm2,0x18(%rsi)
  movsd  %xmm0,0x8(%rsi)
L3:
  movslq %edi,%rdi
  movsd  D20(%rip),%xmm0
  lea    (%rsi,%rdi,8),%rax
  mulsd  (%rax),%xmm0
  movsd  %xmm0,(%rax)
  ret
```

tool_calls: name: parse_data
arguments: data_label: D29
data_type: byte[8]
name: parse_data
arguments: data_label: D1
data_type: byte[8]
name: parse_data
arguments: data_label: D20
data_type: f64

tool: {"D29": [0x95,0x38,0xdb,0x7b,0x7a,0x51,0xd1,0x3f]}

tool: {"D1": [0xfc,0xf0,0x44,0x91,0xae,0xe7,0xe4,0x3f]}

tool: D20: 0.7071067811865476

assistant: ```c
void dstsub4(int n, double *a) {
  int m;
  double wki, wdr, wdi, xr;
  wki = ((double)0.707106781186547524400844362104849039284835);
  m = n >> 1;
  if (m == 2) {
    wdr = wki * ((double)0.382683432365089771728459984030398866761344);
    wdi = wki * ((double)0.923879532511286756128183189396788286822416);
    xr = wdi * a[3] - wdr * a[1];
    a[3] = wdr * a[3] + wdi * a[1];
    a[1] = xr;
  }
  a[m] *= wki;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<mc_adler32_combine>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x14(%rbp)
  mov    %esi,-0x18(%rbp)
  mov    %edx,-0x1c(%rbp)
  mov    -0x1c(%rbp),%eax
  movslq %eax,%rdx
  imul   $0xffffffff80078071,%rdx,%rdx
  shr    $0x20,%rdx
  add    %eax,%edx
  sar    $0xf,%edx
  mov    %eax,%ecx
  sar    $0x1f,%ecx
  sub    %ecx,%edx
  imul   $0xfff1,%edx,%ecx
  sub    %ecx,%eax
  mov    %eax,%edx
  mov    %edx,-0x4(%rbp)
  mov    -0x14(%rbp),%eax
  movzwl %ax,%eax
  mov    %eax,-0xc(%rbp)
  mov    -0x4(%rbp),%eax
  imul   -0xc(%rbp),%eax
  mov    %eax,%ecx
  mov    $0x80078071,%edx
  imul   %rcx,%rdx
  shr    $0x20,%rdx
  shr    $0xf,%edx
  mov    %edx,-0x8(%rbp)
  mov    -0x8(%rbp),%edx
  imul   $0xfff1,%edx,%edx
  sub    %edx,%eax
  mov    %eax,-0x8(%rbp)
  mov    -0x18(%rbp),%eax
  movzwl %ax,%edx
  mov    -0xc(%rbp),%eax
  add    %edx,%eax
  add    $0xfff0,%eax
  mov    %eax,-0xc(%rbp)
  mov    -0x14(%rbp),%eax
  shr    $0x10,%eax
  mov    %eax,%edx
  mov    -0x18(%rbp),%eax
  shr    $0x10,%eax
  add    %edx,%eax
  sub    -0x4(%rbp),%eax
  mov    %eax,%edx
  mov    -0x8(%rbp),%eax
  add    %edx,%eax
  add    $0xfff1,%eax
  mov    %eax,-0x8(%rbp)
  cmpl   $0xfff0,-0xc(%rbp)
  jbe    L23
  subl   $0xfff1,-0xc(%rbp)
L23:
  cmpl   $0xfff0,-0xc(%rbp)
  jbe    L8
  subl   $0xfff1,-0xc(%rbp)
L8:
  cmpl   $0x1ffe1,-0x8(%rbp)
  jbe    L15
  subl   $0x1ffe2,-0x8(%rbp)
L15:
  cmpl   $0xfff0,-0x8(%rbp)
  jbe    L20
  subl   $0xfff1,-0x8(%rbp)
L20:
  mov    -0x8(%rbp),%eax
  shl    $0x10,%eax
  or     -0xc(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
unsigned int mc_adler32_combine(unsigned int adler1, unsigned int adler2, int len2) {
  unsigned int sum1, sum2, rem;
  rem = (unsigned int)(len2 % 65521);
  sum1 = adler1 & 0xffff;
  sum2 = (rem * sum1) % 65521;
  sum1 += (adler2 & 0xffff) + 65521 - 1;
  sum2 += ((adler1 >> 16) & 0xffff) + ((adler2 >> 16) & 0xffff) + 65521 - rem;
  if (sum1 >= 65521) {
    sum1 -= 65521;
  }
  if (sum1 >= 65521) {
    sum1 -= 65521;
  }
  if (sum2 >= (65521 << 1)) {
    sum2 -= (65521 << 1);
  }
  if (sum2 >= 65521) {
    sum2 -= 65521;
  }
  return sum1 | (sum2 << 16);
}
```
user: What is the c source code of the assembly code below?

```asm
<mc_adler32_combine>:
  endbr64
  mov    %edi,%ecx
  mov    %esi,%r8d
  movslq %edx,%rax
  imul   $0xffffffff80078071,%rax,%rax
  shr    $0x20,%rax
  add    %edx,%eax
  sar    $0xf,%eax
  mov    %edx,%esi
  sar    $0x1f,%esi
  sub    %esi,%eax
  imul   $0xfff1,%eax,%esi
  mov    %edx,%eax
  sub    %esi,%eax
  movzwl %di,%edx
  movzwl %r8w,%edi
  add    %edx,%edi
  lea    0xfff0(%rdi),%esi
  shr    $0x10,%ecx
  shr    $0x10,%r8d
  add    %r8d,%ecx
  sub    %eax,%ecx
  imul   %edx,%eax
  mov    %eax,%edx
  mov    $0x80078071,%r8d
  imul   %r8,%rdx
  shr    $0x2f,%rdx
  imul   $0xfff1,%edx,%edx
  sub    %edx,%eax
  add    %eax,%ecx
  lea    0xfff1(%rcx),%eax
  cmp    $0xfff0,%esi
  jbe    L0
  lea    -0x1(%rdi),%esi
  cmp    $0xfff0,%esi
  jbe    L0
  lea    -0xfff2(%rdi),%esi
L0:
  sub    $0xfff1,%ecx
  cmp    $0x1ffe1,%eax
  cmova  %ecx,%eax
  lea    -0xfff1(%rax),%edx
  cmp    $0xfff0,%eax
  cmova  %edx,%eax
  shl    $0x10,%eax
  or     %esi,%eax
  ret
```

assistant: ```c
unsigned int mc_adler32_combine(unsigned int adler1, unsigned int adler2, int len2) {
  unsigned int sum1, sum2, rem;
  rem = (unsigned int)(len2 % 65521);
  sum1 = adler1 & 0xffff;
  sum2 = (rem * sum1) % 65521;
  sum1 += (adler2 & 0xffff) + 65521 - 1;
  sum2 += ((adler1 >> 16) & 0xffff) + ((adler2 >> 16) & 0xffff) + 65521 - rem;
  if (sum1 >= 65521) {
    sum1 -= 65521;
  }
  if (sum1 >= 65521) {
    sum1 -= 65521;
  }
  if (sum2 >= (65521 << 1)) {
    sum2 -= (65521 << 1);
  }
  if (sum2 >= 65521) {
    sum2 -= 65521;
  }
  return sum1 | (sum2 << 16);
}
```
user: Translate the below assembly code into C programming language:

```asm
<mc_adler32_combine>:
  endbr64
  movslq %edx,%rax
  mov    %esi,%r8d
  mov    %edx,%esi
  mov    %edi,%ecx
  imul   $0xffffffff80078071,%rax,%rax
  sar    $0x1f,%esi
  shr    $0x10,%ecx
  movzwl %di,%edi
  shr    $0x20,%rax
  add    %edx,%eax
  sar    $0xf,%eax
  sub    %esi,%eax
  imul   $0xfff1,%eax,%esi
  mov    %edx,%eax
  sub    %esi,%eax
  movzwl %r8w,%esi
  shr    $0x10,%r8d
  add    %r8d,%ecx
  mov    $0x80078071,%r8d
  sub    %eax,%ecx
  imul   %edi,%eax
  mov    %eax,%edx
  imul   %r8,%rdx
  shr    $0x2f,%rdx
  imul   $0xfff1,%edx,%edx
  sub    %edx,%eax
  mov    $0xfff0,%edx
  add    %eax,%ecx
  lea    0xfff1(%rcx),%eax
  add    %edi,%esi
  je     L1
  lea    -0x1(%rsi),%edx
  sub    $0xfff2,%esi
  cmp    $0xfff0,%edx
  cmova  %esi,%edx
L1:
  sub    $0xfff1,%ecx
  cmp    $0x1ffe1,%eax
  cmova  %ecx,%eax
  cmp    $0xfff0,%eax
  lea    -0xfff1(%rax),%ecx
  cmova  %ecx,%eax
  shl    $0x10,%eax
  or     %edx,%eax
  ret
```

assistant: ```c
unsigned int mc_adler32_combine(unsigned int adler1, unsigned int adler2, int len2) {
  unsigned int sum1, sum2, rem;
  rem = (unsigned int)(len2 % 65521);
  sum1 = adler1 & 0xffff;
  sum2 = (rem * sum1) % 65521;
  sum1 += (adler2 & 0xffff) + 65521 - 1;
  sum2 += ((adler1 >> 16) & 0xffff) + ((adler2 >> 16) & 0xffff) + 65521 - rem;
  if (sum1 >= 65521) {
    sum1 -= 65521;
  }
  if (sum1 >= 65521) {
    sum1 -= 65521;
  }
  if (sum2 >= (65521 << 1)) {
    sum2 -= (65521 << 1);
  }
  if (sum2 >= 65521) {
    sum2 -= 65521;
  }
  return sum1 | (sum2 << 16);
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<mc_adler32_combine>:
  endbr64
  movslq %edx,%rax
  mov    %esi,%r8d
  mov    %edx,%esi
  mov    %edi,%ecx
  imul   $0xffffffff80078071,%rax,%rax
  sar    $0x1f,%esi
  shr    $0x10,%ecx
  movzwl %di,%edi
  shr    $0x20,%rax
  add    %edx,%eax
  sar    $0xf,%eax
  sub    %esi,%eax
  imul   $0xfff1,%eax,%esi
  mov    %edx,%eax
  sub    %esi,%eax
  movzwl %r8w,%esi
  shr    $0x10,%r8d
  add    %r8d,%ecx
  mov    $0x80078071,%r8d
  sub    %eax,%ecx
  imul   %edi,%eax
  mov    %eax,%edx
  imul   %r8,%rdx
  shr    $0x2f,%rdx
  imul   $0xfff1,%edx,%edx
  sub    %edx,%eax
  mov    $0xfff0,%edx
  add    %eax,%ecx
  lea    0xfff1(%rcx),%eax
  add    %edi,%esi
  je     L2
  lea    -0x1(%rsi),%edx
  sub    $0xfff2,%esi
  cmp    $0xfff0,%edx
  cmova  %esi,%edx
L2:
  sub    $0xfff1,%ecx
  cmp    $0x1ffe1,%eax
  cmova  %ecx,%eax
  cmp    $0xfff0,%eax
  lea    -0xfff1(%rax),%ecx
  cmova  %ecx,%eax
  shl    $0x10,%eax
  or     %edx,%eax
  ret
```

assistant: ```c
unsigned int mc_adler32_combine(unsigned int adler1, unsigned int adler2, int len2) {
  unsigned int sum1, sum2, rem;
  rem = (unsigned int)(len2 % 65521);
  sum1 = adler1 & 0xffff;
  sum2 = (rem * sum1) % 65521;
  sum1 += (adler2 & 0xffff) + 65521 - 1;
  sum2 += ((adler1 >> 16) & 0xffff) + ((adler2 >> 16) & 0xffff) + 65521 - rem;
  if (sum1 >= 65521) {
    sum1 -= 65521;
  }
  if (sum1 >= 65521) {
    sum1 -= 65521;
  }
  if (sum2 >= (65521 << 1)) {
    sum2 -= (65521 << 1);
  }
  if (sum2 >= 65521) {
    sum2 -= 65521;
  }
  return sum1 | (sum2 << 16);
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<strstr>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  mov    %rdi,-0x20(%rbp)
  mov    %rsi,-0x28(%rbp)
  mov    $0x0,%eax
  mov    $0xffffffff,%edx
  mov    -0x20(%rbp),%rsi
  mov    %edx,%ecx
  mov    -0x28(%rbp),%edi
  repnz scas %es:(%rdi),%al
  not    %ecx
  dec    %ecx
  mov    %ecx,%edx
L17:
  mov    -0x28(%rbp),%edi
  mov    %esi,%eax
  mov    %edx,%ecx
  repz cmpsb %es:(%rdi),%ds:(%rsi)
  je     L11
  xchg   %eax,%esi
  inc    %esi
  cmpb   $0x0,-0x1(%eax)
  jne    L17
  xor    %eax,%eax
L11:
  mov    %rax,%rbx
  mov    %ecx,-0x10(%rbp)
  mov    %esi,-0xc(%rbp)
  mov    %rbx,%rax
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

assistant: ```c
char *strstr(const char *cs, const char *ct) {
  int d0, d1;
  register char *__res;
  __asm__ __volatile__("movl %6,%%edi\n\t"
                       "repne\n\t"
                       "scasb\n\t"
                       "notl %%ecx\n\t"
                       "decl %%ecx\n\t"
                       "movl %%ecx,%%edx\n"
                       "1:\tmovl %6,%%edi\n\t"
                       "movl %%esi,%%eax\n\t"
                       "movl %%edx,%%ecx\n\t"
                       "repe\n\t"
                       "cmpsb\n\t"
                       "je 2f\n\t"
                       "xchgl %%eax,%%esi\n\t"
                       "incl %%esi\n\t"
                       "cmpb $0,-1(%%eax)\n\t"
                       "jne 1b\n\t"
                       "xorl %%eax,%%eax\n\t"
                       "2:"
                       : "=a"(__res), "=&c"(d0), "=&S"(d1)
                       : "0"(0), "1"(0xffffffff), "2"(cs), "g"(ct)
                       : "dx", "di");
  return __res;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<find_split_point_2>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  movl   $0x0,-0x10(%rbp)
  movl   $0x0,-0xc(%rbp)
  jmp    L29
L34:
  mov    -0xc(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  add    %eax,-0x10(%rbp)
  addl   $0x1,-0xc(%rbp)
L29:
  mov    -0xc(%rbp),%eax
  cmp    -0x1c(%rbp),%eax
  jl     L34
  movl   $0x0,-0x8(%rbp)
  mov    -0x1c(%rbp),%eax
  sub    $0x1,%eax
  mov    %eax,-0x4(%rbp)
  jmp    L20
L16:
  mov    -0x4(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  add    %eax,-0x8(%rbp)
  mov    -0x4(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  mov    (%rax),%eax
  sub    %eax,-0x10(%rbp)
  mov    -0x8(%rbp),%eax
  cmp    -0x10(%rbp),%eax
  jne    L40
  mov    -0x4(%rbp),%eax
  jmp    L41
L40:
  subl   $0x1,-0x4(%rbp)
L20:
  cmpl   $0x0,-0x4(%rbp)
  jns    L16
  mov    $0xffffffff,%eax
L41:
  pop    %rbp
  ret
```

assistant: ```c
int find_split_point_2(int array[], int n) {
  int left_sum = 0;
  int i;
  for (i = 0; i < n; ++i)
    left_sum += array[i];
  int right_sum = 0;
  for (int i = n - 1; i >= 0; i--) {
    right_sum += array[i];
    left_sum -= array[i];
    if (right_sum == left_sum)
      return i;
  }
  return -1;
}
```
user: What is the c source code of the assembly code below:

```asm
<find_split_point_2>:
  endbr64
  test   %esi,%esi
  jle    L47
  mov    %rdi,%rax
  lea    -0x1(%rsi),%edx
  lea    0x4(%rdi,%rdx,4),%rcx
  mov    $0x0,%edx
L66:
  add    (%rax),%edx
  add    $0x4,%rax
  cmp    %rcx,%rax
  jne    L66
  lea    -0x1(%rsi),%r8d
  movslq %r8d,%rax
  mov    (%rdi,%rax,4),%ecx
  sub    %ecx,%edx
  sub    $0x2,%esi
  movslq %esi,%rax
  cmp    %edx,%ecx
  je     L55
L21:
  mov    %eax,%r8d
  test   %eax,%eax
  js     L28
  add    (%rdi,%rax,4),%ecx
  sub    (%rdi,%rax,4),%edx
  sub    $0x1,%rax
  cmp    %edx,%ecx
  jne    L21
  jmp    L55
L28:
  mov    $0xffffffff,%r8d
L55:
  mov    %r8d,%eax
  ret
L47:
  mov    $0xffffffff,%r8d
  jmp    L55
```

assistant: ```c
int find_split_point_2(int array[], int n) {
  int left_sum = 0;
  int i;
  for (i = 0; i < n; ++i)
    left_sum += array[i];
  int right_sum = 0;
  for (int i = n - 1; i >= 0; i--) {
    right_sum += array[i];
    left_sum -= array[i];
    if (right_sum == left_sum)
      return i;
  }
  return -1;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<find_split_point_2>:
  endbr64
  lea    -0x1(%rsi),%r8d
  test   %esi,%esi
  jle    L23
  mov    %r8d,%edx
  mov    %rdi,%rax
  lea    0x4(%rdi,%rdx,4),%rcx
  xor    %edx,%edx
  nopl   0x0(%rax)
L52:
  add    (%rax),%edx
  add    $0x4,%rax
  cmp    %rcx,%rax
  jne    L52
L24:
  movslq %r8d,%rax
  mov    (%rdi,%rax,4),%ecx
  sub    %ecx,%edx
  cmp    %edx,%ecx
  je     L0
  sub    $0x2,%esi
  movslq %esi,%rax
  jmp    L34
  nop
L14:
  add    (%rdi,%rax,4),%ecx
  sub    (%rdi,%rax,4),%edx
  sub    $0x1,%rax
  cmp    %edx,%ecx
  je     L0
L34:
  mov    %eax,%r8d
  test   %eax,%eax
  jns    L14
L20:
  mov    $0xffffffff,%r8d
L0:
  mov    %r8d,%eax
  ret
  nop
L23:
  test   %r8d,%r8d
  js     L20
  xor    %edx,%edx
  jmp    L24
```

assistant: ```c
int find_split_point_2(int array[], int n) {
  int left_sum = 0;
  int i;
  for (i = 0; i < n; ++i)
    left_sum += array[i];
  int right_sum = 0;
  for (int i = n - 1; i >= 0; i--) {
    right_sum += array[i];
    left_sum -= array[i];
    if (right_sum == left_sum)
      return i;
  }
  return -1;
}
```
user: Translate the below assembly code into C programming language:

```asm
<find_split_point_2>:
  endbr64
  mov    %esi,%eax
  lea    -0x1(%rsi),%r8d
  test   %esi,%esi
  jle    L97
  cmp    $0x2,%r8d
  jbe    L88
  mov    %esi,%ecx
  mov    %rdi,%rdx
  pxor   %xmm0,%xmm0
  shr    $0x2,%ecx
  sub    $0x1,%ecx
  shl    $0x4,%rcx
  lea    0x10(%rdi,%rcx,1),%rcx
  nopl   0x0(%rax)
L85:
  movdqu (%rdx),%xmm2
  add    $0x10,%rdx
  paddd  %xmm2,%xmm0
  cmp    %rcx,%rdx
  jne    L85
  movdqa %xmm0,%xmm1
  mov    %eax,%ecx
  psrldq $0x8,%xmm1
  and    $0xfffffffc,%ecx
  paddd  %xmm1,%xmm0
  movdqa %xmm0,%xmm1
  psrldq $0x4,%xmm1
  paddd  %xmm1,%xmm0
  movd   %xmm0,%edx
  test   $0x3,%al
  je     L53
L102:
  movslq %ecx,%rsi
  lea    0x0(,%rsi,4),%r9
  add    (%rdi,%rsi,4),%edx
  lea    0x1(%rcx),%esi
  cmp    %esi,%eax
  jle    L53
  add    $0x2,%ecx
  add    0x4(%rdi,%r9,1),%edx
  cmp    %ecx,%eax
  jle    L53
  add    0x8(%rdi,%r9,1),%edx
L53:
  movslq %r8d,%rcx
  mov    (%rdi,%rcx,4),%ecx
  sub    %ecx,%edx
  cmp    %edx,%ecx
  je     L54
  sub    $0x2,%eax
  cltq
  jmp    L24
  nopl   0x0(%rax)
L72:
  add    (%rdi,%rax,4),%ecx
  sub    (%rdi,%rax,4),%edx
  sub    $0x1,%rax
  cmp    %edx,%ecx
  je     L54
L24:
  mov    %eax,%r8d
  test   %eax,%eax
  jns    L72
L33:
  mov    $0xffffffff,%r8d
L54:
  mov    %r8d,%eax
  ret
  nop
L97:
  test   %r8d,%r8d
  js     L33
  xor    %edx,%edx
  jmp    L53
L88:
  xor    %ecx,%ecx
  xor    %edx,%edx
  jmp    L102
```

assistant: ```c
int find_split_point_2(int array[], int n) {
  int left_sum = 0;
  int i;
  for (i = 0; i < n; ++i)
    left_sum += array[i];
  int right_sum = 0;
  for (int i = n - 1; i >= 0; i--) {
    right_sum += array[i];
    left_sum -= array[i];
    if (right_sum == left_sum)
      return i;
  }
  return -1;
}
```
user: What is the c source code of the assembly code below?

```asm
<remove_element>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %esi,-0xc(%rbp)
  mov    %edx,-0x10(%rbp)
  mov    -0x10(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    -0xc(%rbp),%eax
  sub    %edx,%eax
  cltq
  shl    $0x2,%eax
  mov    %eax,%edx
  mov    -0x10(%rbp),%eax
  cltq
  add    $0x1,%rax
  lea    0x0(,%rax,4),%rcx
  mov    -0x8(%rbp),%rax
  add    %rax,%rcx
  mov    -0x10(%rbp),%eax
  cltq
  lea    0x0(,%rax,4),%rsi
  mov    -0x8(%rbp),%rax
  add    %rsi,%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <memmove@plt>
  nop
  leave
  ret
```

assistant: ```c
extern void remove_element(int *a, const int a_cnt, const int at) {
  memmove(&(a[at]), &(a[at + 1]), (a_cnt - (at + 1)) * sizeof(int));
  return;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<remove_element>:
  endbr64
  sub    $0x8,%rsp
  movslq %edx,%rax
  lea    0x4(,%rax,4),%rax
  add    $0x1,%edx
  sub    %edx,%esi
  lea    0x0(,%rsi,4),%edx
  lea    (%rdi,%rax,1),%rsi
  lea    -0x4(%rdi,%rax,1),%rdi
  call   <memmove@plt>
  add    $0x8,%rsp
  ret
```

assistant: ```c
extern void remove_element(int *a, const int a_cnt, const int at) {
  memmove(&(a[at]), &(a[at + 1]), (a_cnt - (at + 1)) * sizeof(int));
  return;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<remove_element>:
  endbr64
  movslq %edx,%rax
  add    $0x1,%edx
  lea    0x4(,%rax,4),%rax
  sub    %edx,%esi
  lea    0x0(,%rsi,4),%edx
  lea    (%rdi,%rax,1),%rsi
  lea    -0x4(%rdi,%rax,1),%rdi
  jmp    1050 <memmove@plt>
```

assistant: ```c
extern void remove_element(int *a, const int a_cnt, const int at) {
  memmove(&(a[at]), &(a[at + 1]), (a_cnt - (at + 1)) * sizeof(int));
  return;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<remove_element>:
  endbr64
  movslq %edx,%rax
  add    $0x1,%edx
  lea    0x4(,%rax,4),%rax
  sub    %edx,%esi
  lea    0x0(,%rsi,4),%edx
  lea    (%rdi,%rax,1),%rsi
  lea    -0x4(%rdi,%rax,1),%rdi
  jmp    1050 <memmove@plt>
```

assistant: ```c
extern void remove_element(int *a, const int a_cnt, const int at) {
  memmove(&(a[at]), &(a[at + 1]), (a_cnt - (at + 1)) * sizeof(int));
  return;
}
```