user: 请将以下的汇编代码转换成C语言代码:

```asm
<fn4>:
  endbr64
  push   %rbp
  lea    (%rdi,%rdi,2),%r8d
  movslq %r8d,%r8
  shl    $0x3,%r8
  mov    %rsp,%rbp
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbx
  mov    %edi,%ebx
  sub    $0x38,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x38(%rbp)
  xor    %eax,%eax
  lea    0xf(%r8),%rax
  mov    %rsp,%rcx
  mov    %rax,%rsi
  mov    %rax,%rdx
  and    $0xfffffffffffff000,%rsi
  and    $0xfffffffffffffff0,%rdx
  sub    %rsi,%rcx
  cmp    %rcx,%rsp
  je     L34
L215:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rcx,%rsp
  jne    L215
L34:
  and    $0xfff,%edx
  sub    %rdx,%rsp
  test   %rdx,%rdx
  jne    L137
L63:
  mov    %rax,%rsi
  mov    %rsp,%rcx
  mov    %rax,%rdx
  mov    %rsp,%r14
  and    $0xfffffffffffff000,%rsi
  and    $0xfffffffffffffff0,%rdx
  sub    %rsi,%rcx
  cmp    %rcx,%rsp
  je     L3
L241:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rcx,%rsp
  jne    L241
L3:
  and    $0xfff,%edx
  sub    %rdx,%rsp
  test   %rdx,%rdx
  jne    L198
L199:
  mov    %rax,%rsi
  mov    %rsp,%rcx
  mov    %rax,%rdx
  mov    %rsp,%r15
  and    $0xfffffffffffff000,%rsi
  and    $0xfffffffffffffff0,%rdx
  sub    %rsi,%rcx
  cmp    %rcx,%rsp
  je     L195
L252:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rcx,%rsp
  jne    L252
L195:
  and    $0xfff,%edx
  sub    %rdx,%rsp
  test   %rdx,%rdx
  je     L170
  orq    $0x0,-0x8(%rsp,%rdx,1)
L170:
  mov    %rax,%rdx
  mov    %rsp,%rcx
  and    $0xfffffffffffff000,%rax
  mov    %rsp,-0x50(%rbp)
  sub    %rax,%rcx
  and    $0xfffffffffffffff0,%rdx
  cmp    %rcx,%rsp
  je     L61
L232:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rcx,%rsp
  jne    L232
L61:
  mov    %rdx,%rax
  and    $0xfff,%eax
  sub    %rax,%rsp
  test   %rax,%rax
  je     L228
  orq    $0x0,-0x8(%rsp,%rax,1)
L228:
  mov    %rsp,%r9
  mov    %ebx,%edx
  mov    %r15,%rsi
  mov    %r14,%rdi
  mov    %r8,-0x48(%rbp)
  movslq %ebx,%r12
  mov    %r9,-0x58(%rbp)
  call   <fn1@plt>
  mov    -0x50(%rbp),%rax
  mov    -0x58(%rbp),%rdi
  mov    %ebx,%edx
  lea    (%rax,%r12,8),%r13
  mov    %r13,%rsi
  call   <fn1@plt>
  test   %ebx,%ebx
  jle    L107
  mov    -0x48(%rbp),%r8
  test   %r8,%r8
  js     L131
  pxor   %xmm3,%xmm3
  cvtsi2sd %r8,%xmm3
L51:
  movsd  D5(%rip),%xmm1
  xor    %eax,%eax
  pxor   %xmm2,%xmm2
  nopw   0x0(%rax,%rax,1)
L110:
  movsd  (%r14,%rax,8),%xmm0
  mulsd  (%r15,%rax,8),%xmm0
  addsd  0x0(%r13,%rax,8),%xmm0
  addsd  %xmm3,%xmm0
  subsd  %xmm3,%xmm0
  addsd  %xmm0,%xmm2
  pxor   %xmm0,%xmm0
  cvtsi2sd %eax,%xmm0
  movapd %xmm0,%xmm4
  addsd  %xmm1,%xmm4
  movsd  %xmm4,(%r14,%rax,8)
  movapd %xmm1,%xmm4
  subsd  %xmm0,%xmm4
  mulsd  %xmm1,%xmm0
  movsd  %xmm4,(%r15,%rax,8)
  movsd  %xmm0,0x0(%r13,%rax,8)
  add    $0x1,%rax
  cmp    %r12,%rax
  jne    L110
  xor    %r13d,%r13d
  nopw   0x0(%rax,%rax,1)
L183:
  pxor   %xmm0,%xmm0
  mov    %r13d,%eax
  cvtsi2sd %r13d,%xmm0
  movapd %xmm0,%xmm3
  addsd  %xmm1,%xmm3
  ucomisd (%r14,%r13,8),%xmm3
  jp     L10
  jne    L10
  movapd %xmm1,%xmm3
  subsd  %xmm0,%xmm3
  ucomisd (%r15,%r13,8),%xmm3
  jp     L10
  jne    L10
  mov    -0x50(%rbp),%rsi
  mulsd  %xmm1,%xmm0
  add    %ebx,%eax
  cltq
  ucomisd (%rsi,%rax,8),%xmm0
  jp     L10
  je     L166
  nopl   (%rax)
L10:
  xor    %eax,%eax
  movsd  %xmm2,-0x48(%rbp)
  call   <abort@plt>
  mov    D5(%rip),%rax
  movsd  -0x48(%rbp),%xmm2
  movq   %rax,%xmm1
L166:
  add    $0x1,%r13
  cmp    %r12,%r13
  jne    L183
L190:
  mov    -0x38(%rbp),%rax
  sub    %fs:0x28,%rax
  jne    L211
  lea    -0x28(%rbp),%rsp
  movapd %xmm2,%xmm0
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  pop    %rbp
  ret
L137:
  orq    $0x0,-0x8(%rsp,%rdx,1)
  jmp    L63
L198:
  orq    $0x0,-0x8(%rsp,%rdx,1)
  jmp    L199
  cs nopw 0x0(%rax,%rax,1)
L131:
  shr    %r8
  pxor   %xmm3,%xmm3
  cvtsi2sd %r8,%xmm3
  addsd  %xmm3,%xmm3
  jmp    L51
L107:
  pxor   %xmm2,%xmm2
  jmp    L190
L211:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: data_label: D5
type: f64

tool: D5: 0.5

assistant: ```c
double fn4(int x) {
  double s = 0;
  double b[3 * x], c[3 * x], d[3 * x], e[3 * x];
  int i;
  fn1(b, c, x);
  fn1(e, d + x, x);
#pragma omp target data map(from : b, c[:x], d [x:x], e)
  {
#pragma omp target update to(b, c[:x], d [x:x], e)
#pragma omp target map(c[:x], d [x:x], s)
#pragma omp parallel for reduction(+ : s)
    for (i = 0; i < x; i++) {
      s += b[i] * c[i] + d[x + i] + sizeof(b) - sizeof(c);
      b[i] = i + 0.5;
      c[i] = 0.5 - i;
      d[x + i] = 0.5 * i;
    }
  }
  for (i = 0; i < x; i++)
    if (b[i] != i + 0.5 || c[i] != 0.5 - i || d[x + i] != 0.5 * i)
      abort();
  return s;
}
```