user: What is the c source code of the assembly code below:

```asm
<sum_omp>:
  endbr64
  push   %r15
  push   %r14
  mov    %rdi,%r14
  push   %r13
  movslq %edx,%r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x38,%rsp
  cmp    %r13d,%esi
  je     L588
  lea    (%rsi,%r13,1),%eax
  mov    %eax,%ebx
  shr    $0x1f,%ebx
  add    %eax,%ebx
  sar    %ebx
  cmp    %ebx,%esi
  je     L43
  lea    (%rsi,%rbx,1),%eax
  mov    %eax,%ebp
  shr    $0x1f,%ebp
  add    %eax,%ebp
  sar    %ebp
  cmp    %ebp,%esi
  je     L251
  lea    (%rsi,%rbp,1),%eax
  mov    %eax,%r12d
  shr    $0x1f,%r12d
  add    %eax,%r12d
  sar    %r12d
  cmp    %r12d,%esi
  je     L591
  lea    (%rsi,%r12,1),%edx
  mov    %edx,%eax
  shr    $0x1f,%eax
  add    %edx,%eax
  sar    %eax
  cmp    %eax,%esi
  je     L169
  lea    (%rsi,%rax,1),%edx
  mov    %eax,0x10(%rsp)
  mov    %edx,%r15d
  shr    $0x1f,%r15d
  add    %edx,%r15d
  sar    %r15d
  mov    %r15d,%edx
  call   <sum_omp>
  mov    0x10(%rsp),%edx
  lea    0x1(%r15),%esi
  mov    %r14,%rdi
  movsd  %xmm0,0x8(%rsp)
  call   <sum_omp>
  movsd  0x8(%rsp),%xmm2
  mov    0x10(%rsp),%eax
  addsd  %xmm0,%xmm2
L190:
  lea    0x1(%rax),%esi
  cmp    %esi,%r12d
  je     L316
  lea    (%r12,%rsi,1),%eax
  mov    %r14,%rdi
  movsd  %xmm2,0x10(%rsp)
  mov    %eax,%r15d
  shr    $0x1f,%r15d
  add    %eax,%r15d
  sar    %r15d
  mov    %r15d,%edx
  call   <sum_omp>
  lea    0x1(%r15),%esi
  mov    %r12d,%edx
  mov    %r14,%rdi
  movsd  %xmm0,0x8(%rsp)
  call   <sum_omp>
  movsd  0x8(%rsp),%xmm1
  movsd  0x10(%rsp),%xmm2
  addsd  %xmm0,%xmm1
L345:
  addsd  %xmm2,%xmm1
L545:
  lea    0x1(%r12),%esi
  cmp    %esi,%ebp
  je     L383
  lea    0x0(%rbp,%rsi,1),%eax
  mov    %eax,%r12d
  shr    $0x1f,%r12d
  add    %eax,%r12d
  sar    %r12d
  cmp    %r12d,%esi
  je     L255
  lea    (%rsi,%r12,1),%eax
  mov    %r14,%rdi
  movsd  %xmm1,0x10(%rsp)
  mov    %eax,%r15d
  shr    $0x1f,%r15d
  add    %eax,%r15d
  sar    %r15d
  mov    %r15d,%edx
  call   <sum_omp>
  lea    0x1(%r15),%esi
  mov    %r12d,%edx
  mov    %r14,%rdi
  movsd  %xmm0,0x8(%rsp)
  call   <sum_omp>
  movsd  0x8(%rsp),%xmm2
  movsd  0x10(%rsp),%xmm1
  addsd  %xmm0,%xmm2
L447:
  lea    0x1(%r12),%esi
  cmp    %esi,%ebp
  je     L281
  lea    0x0(%rbp,%rsi,1),%eax
  mov    %r14,%rdi
  movsd  %xmm2,0x18(%rsp)
  mov    %eax,%r12d
  movsd  %xmm1,0x10(%rsp)
  shr    $0x1f,%r12d
  add    %eax,%r12d
  sar    %r12d
  mov    %r12d,%edx
  call   <sum_omp>
  lea    0x1(%r12),%esi
  mov    %ebp,%edx
  mov    %r14,%rdi
  movsd  %xmm0,0x8(%rsp)
  call   <sum_omp>
  addsd  0x8(%rsp),%xmm0
  movsd  0x18(%rsp),%xmm2
  movsd  0x10(%rsp),%xmm1
L489:
  addsd  %xmm2,%xmm0
L401:
  addsd  %xmm1,%xmm0
  lea    0x1(%rbp),%r8d
  movsd  %xmm0,0x8(%rsp)
  cmp    %r8d,%ebx
  je     L162
L256:
  lea    (%rbx,%r8,1),%eax
  mov    %eax,%esi
  shr    $0x1f,%esi
  add    %eax,%esi
  sar    %esi
  mov    %esi,%r15d
  cmp    %esi,%r8d
  je     L109
  lea    (%r8,%rsi,1),%eax
  mov    %eax,%r12d
  shr    $0x1f,%r12d
  add    %eax,%r12d
  sar    %r12d
  cmp    %r12d,%r8d
  je     L445
  lea    (%r8,%r12,1),%eax
  mov    %r14,%rdi
  mov    %eax,%esi
  shr    $0x1f,%esi
  lea    (%rsi,%rax,1),%ebp
  mov    %r8d,%esi
  sar    %ebp
  mov    %ebp,%edx
  call   <sum_omp>
  lea    0x1(%rbp),%esi
  mov    %r12d,%edx
  mov    %r14,%rdi
  movsd  %xmm0,0x10(%rsp)
  call   <sum_omp>
  movsd  0x10(%rsp),%xmm2
  addsd  %xmm0,%xmm2
L569:
  lea    0x1(%r12),%esi
  cmp    %esi,%r15d
  je     L180
  lea    (%r15,%rsi,1),%eax
  mov    %r14,%rdi
  movsd  %xmm2,0x18(%rsp)
  mov    %eax,%ebp
  shr    $0x1f,%ebp
  add    %eax,%ebp
  sar    %ebp
  mov    %ebp,%edx
  call   <sum_omp>
  lea    0x1(%rbp),%esi
  mov    %r15d,%edx
  mov    %r14,%rdi
  movsd  %xmm0,0x10(%rsp)
  call   <sum_omp>
  movsd  0x10(%rsp),%xmm1
  movsd  0x18(%rsp),%xmm2
  addsd  %xmm0,%xmm1
L599:
  addsd  %xmm2,%xmm1
L106:
  lea    0x1(%r15),%esi
  cmp    %esi,%ebx
  je     L574
  lea    (%rbx,%rsi,1),%eax
  mov    %eax,%ebp
  shr    $0x1f,%ebp
  add    %eax,%ebp
  sar    %ebp
  cmp    %ebp,%esi
  je     L3
  lea    (%rsi,%rbp,1),%eax
  mov    %r14,%rdi
  movsd  %xmm1,0x18(%rsp)
  mov    %eax,%r12d
  shr    $0x1f,%r12d
  add    %eax,%r12d
  sar    %r12d
  mov    %r12d,%edx
  call   <sum_omp>
  lea    0x1(%r12),%esi
  mov    %ebp,%edx
  mov    %r14,%rdi
  movsd  %xmm0,0x10(%rsp)
  call   <sum_omp>
  movsd  0x10(%rsp),%xmm2
  movsd  0x18(%rsp),%xmm1
  addsd  %xmm0,%xmm2
L37:
  lea    0x1(%rbp),%esi
  cmp    %esi,%ebx
  je     L395
  lea    (%rbx,%rsi,1),%eax
  mov    %r14,%rdi
  movsd  %xmm2,0x20(%rsp)
  mov    %eax,%ebp
  movsd  %xmm1,0x18(%rsp)
  shr    $0x1f,%ebp
  add    %eax,%ebp
  sar    %ebp
  mov    %ebp,%edx
  call   <sum_omp>
  lea    0x1(%rbp),%esi
  mov    %ebx,%edx
  mov    %r14,%rdi
  movsd  %xmm0,0x10(%rsp)
  call   <sum_omp>
  addsd  0x10(%rsp),%xmm0
  movsd  0x20(%rsp),%xmm2
  movsd  0x18(%rsp),%xmm1
L350:
  addsd  %xmm2,%xmm0
L47:
  addsd  %xmm1,%xmm0
L564:
  addsd  0x8(%rsp),%xmm0
  lea    0x1(%rbx),%esi
  movsd  %xmm0,0x8(%rsp)
  cmp    %r13d,%esi
  jne    L70
L186:
  movsd  (%r14,%r13,8),%xmm0
L57:
  addsd  0x8(%rsp),%xmm0
  add    $0x38,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopw   0x0(%rax,%rax,1)
L43:
  movslq %ebx,%rax
  lea    0x1(%rbx),%esi
  movsd  (%rdi,%rax,8),%xmm6
  movsd  %xmm6,0x8(%rsp)
  cmp    %r13d,%esi
  je     L186
L70:
  lea    (%rsi,%r13,1),%eax
  mov    %eax,%ebp
  shr    $0x1f,%ebp
  add    %eax,%ebp
  sar    %ebp
  cmp    %ebp,%esi
  je     L173
  lea    (%rsi,%rbp,1),%eax
  mov    %eax,%r12d
  shr    $0x1f,%r12d
  add    %eax,%r12d
  sar    %r12d
  cmp    %r12d,%esi
  je     L192
  lea    (%rsi,%r12,1),%eax
  mov    %eax,%ebx
  shr    $0x1f,%ebx
  add    %eax,%ebx
  sar    %ebx
  cmp    %ebx,%esi
  je     L504
  lea    (%rsi,%rbx,1),%eax
  mov    %r14,%rdi
  mov    %eax,%r15d
  shr    $0x1f,%r15d
  add    %eax,%r15d
  sar    %r15d
  mov    %r15d,%edx
  call   <sum_omp>
  lea    0x1(%r15),%esi
  mov    %ebx,%edx
  mov    %r14,%rdi
  movsd  %xmm0,0x10(%rsp)
  call   <sum_omp>
  movsd  0x10(%rsp),%xmm2
  addsd  %xmm0,%xmm2
L327:
  lea    0x1(%rbx),%esi
  cmp    %esi,%r12d
  je     L29
  lea    (%r12,%rsi,1),%eax
  mov    %r14,%rdi
  movsd  %xmm2,0x18(%rsp)
  mov    %eax,%ebx
  shr    $0x1f,%ebx
  add    %eax,%ebx
  sar    %ebx
  mov    %ebx,%edx
  call   <sum_omp>
  lea    0x1(%rbx),%esi
  mov    %r12d,%edx
  mov    %r14,%rdi
  movsd  %xmm0,0x10(%rsp)
  call   <sum_omp>
  movsd  0x10(%rsp),%xmm1
  movsd  0x18(%rsp),%xmm2
  addsd  %xmm0,%xmm1
L520:
  addsd  %xmm2,%xmm1
L27:
  lea    0x1(%r12),%esi
  cmp    %esi,%ebp
  je     L549
  lea    0x0(%rbp,%rsi,1),%eax
  mov    %eax,%ebx
  shr    $0x1f,%ebx
  add    %eax,%ebx
  sar    %ebx
  cmp    %ebx,%esi
  je     L404
  lea    (%rsi,%rbx,1),%eax
  mov    %r14,%rdi
  movsd  %xmm1,0x18(%rsp)
  mov    %eax,%r12d
  shr    $0x1f,%r12d
  add    %eax,%r12d
  sar    %r12d
  mov    %r12d,%edx
  call   <sum_omp>
  lea    0x1(%r12),%esi
  mov    %ebx,%edx
  mov    %r14,%rdi
  movsd  %xmm0,0x10(%rsp)
  call   <sum_omp>
  movsd  0x10(%rsp),%xmm2
  movsd  0x18(%rsp),%xmm1
  addsd  %xmm0,%xmm2
L181:
  lea    0x1(%rbx),%esi
  cmp    %esi,%ebp
  je     L552
  lea    0x0(%rbp,%rsi,1),%eax
  mov    %r14,%rdi
  movsd  %xmm2,0x20(%rsp)
  mov    %eax,%ebx
  movsd  %xmm1,0x18(%rsp)
  shr    $0x1f,%ebx
  add    %eax,%ebx
  sar    %ebx
  mov    %ebx,%edx
  call   <sum_omp>
  lea    0x1(%rbx),%esi
  mov    %ebp,%edx
  mov    %r14,%rdi
  movsd  %xmm0,0x10(%rsp)
  call   <sum_omp>
  addsd  0x10(%rsp),%xmm0
  movsd  0x20(%rsp),%xmm2
  movsd  0x18(%rsp),%xmm1
L543:
  addsd  %xmm2,%xmm0
L215:
  addsd  %xmm1,%xmm0
  add    $0x1,%ebp
  movsd  %xmm0,0x10(%rsp)
  cmp    %ebp,%r13d
  je     L343
L240:
  lea    0x0(%r13,%rbp,1),%eax
  mov    %eax,%esi
  shr    $0x1f,%esi
  add    %eax,%esi
  sar    %esi
  mov    %esi,%r12d
  cmp    %esi,%ebp
  je     L442
  lea    0x0(%rbp,%rsi,1),%eax
  mov    %eax,%ebx
  shr    $0x1f,%ebx
  add    %eax,%ebx
  sar    %ebx
  cmp    %ebx,%ebp
  je     L23
  lea    0x0(%rbp,%rbx,1),%eax
  mov    %ebp,%esi
  mov    %r14,%rdi
  mov    %eax,%r15d
  shr    $0x1f,%r15d
  add    %eax,%r15d
  sar    %r15d
  mov    %r15d,%edx
  call   <sum_omp>
  lea    0x1(%r15),%esi
  mov    %ebx,%edx
  mov    %r14,%rdi
  movsd  %xmm0,0x18(%rsp)
  call   <sum_omp>
  movsd  0x18(%rsp),%xmm2
  addsd  %xmm0,%xmm2
L151:
  lea    0x1(%rbx),%esi
  cmp    %esi,%r12d
  je     L413
  lea    (%r12,%rsi,1),%eax
  mov    %r14,%rdi
  movsd  %xmm2,0x20(%rsp)
  mov    %eax,%ebx
  shr    $0x1f,%ebx
  add    %eax,%ebx
  sar    %ebx
  mov    %ebx,%edx
  call   <sum_omp>
  lea    0x1(%rbx),%esi
  mov    %r12d,%edx
  mov    %r14,%rdi
  movsd  %xmm0,0x18(%rsp)
  call   <sum_omp>
  movsd  0x18(%rsp),%xmm1
  movsd  0x20(%rsp),%xmm2
  addsd  %xmm0,%xmm1
L468:
  addsd  %xmm2,%xmm1
L96:
  lea    0x1(%r12),%esi
  cmp    %esi,%r13d
  je     L116
  lea    0x0(%r13,%rsi,1),%eax
  mov    %eax,%ebx
  shr    $0x1f,%ebx
  add    %eax,%ebx
  sar    %ebx
  cmp    %ebx,%esi
  je     L132
  lea    (%rsi,%rbx,1),%eax
  mov    %r14,%rdi
  movsd  %xmm1,0x20(%rsp)
  mov    %eax,%ebp
  shr    $0x1f,%ebp
  add    %eax,%ebp
  sar    %ebp
  mov    %ebp,%edx
  call   <sum_omp>
  lea    0x1(%rbp),%esi
  mov    %ebx,%edx
  mov    %r14,%rdi
  movsd  %xmm0,0x18(%rsp)
  call   <sum_omp>
  movsd  0x18(%rsp),%xmm2
  movsd  0x20(%rsp),%xmm1
  addsd  %xmm0,%xmm2
L355:
  lea    0x1(%rbx),%esi
  cmp    %esi,%r13d
  je     L480
  lea    0x0(%r13,%rsi,1),%eax
  mov    %r14,%rdi
  movsd  %xmm2,0x28(%rsp)
  mov    %eax,%ebx
  movsd  %xmm1,0x20(%rsp)
  shr    $0x1f,%ebx
  add    %eax,%ebx
  sar    %ebx
  mov    %ebx,%edx
  call   <sum_omp>
  lea    0x1(%rbx),%esi
  mov    %r13d,%edx
  mov    %r14,%rdi
  movsd  %xmm0,0x18(%rsp)
  call   <sum_omp>
  addsd  0x18(%rsp),%xmm0
  movsd  0x28(%rsp),%xmm2
  movsd  0x20(%rsp),%xmm1
L554:
  addsd  %xmm2,%xmm0
L4:
  addsd  %xmm1,%xmm0
L183:
  addsd  0x10(%rsp),%xmm0
  jmp    L57
  nopw   0x0(%rax,%rax,1)
L588:
  movslq %esi,%rsi
  movsd  (%rdi,%rsi,8),%xmm0
  add    $0x38,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopw   0x0(%rax,%rax,1)
L192:
  movslq %r12d,%rax
  movsd  (%r14,%rax,8),%xmm1
  jmp    L27
  xchg   %ax,%ax
L591:
  movslq %r12d,%rax
  movsd  (%rdi,%rax,8),%xmm1
  jmp    L545
  nopl   (%rax)
L173:
  movslq %ebp,%rax
  add    $0x1,%ebp
  movsd  (%r14,%rax,8),%xmm7
  movsd  %xmm7,0x10(%rsp)
  cmp    %ebp,%r13d
  jne    L240
L343:
  movsd  (%r14,%r13,8),%xmm0
  jmp    L183
  nopl   0x0(%rax,%rax,1)
L251:
  movslq %ebp,%rax
  lea    0x1(%rbp),%r8d
  movsd  (%rdi,%rax,8),%xmm7
  movsd  %xmm7,0x8(%rsp)
  cmp    %r8d,%ebx
  jne    L256
L162:
  movslq %ebx,%rax
  movsd  (%r14,%rax,8),%xmm0
  jmp    L564
  nopl   0x0(%rax)
L442:
  movslq %esi,%rax
  movsd  (%r14,%rax,8),%xmm1
  jmp    L96
  cs nopw 0x0(%rax,%rax,1)
L549:
  movslq %ebp,%rax
  movsd  (%r14,%rax,8),%xmm0
  jmp    L215
  xchg   %ax,%ax
L109:
  movslq %esi,%rax
  movsd  (%r14,%rax,8),%xmm1
  jmp    L106
  xchg   %ax,%ax
L383:
  movslq %ebp,%rax
  movsd  (%r14,%rax,8),%xmm0
  jmp    L401
  xchg   %ax,%ax
L116:
  movsd  (%r14,%r13,8),%xmm0
  jmp    L4
  nopl   0x0(%rax,%rax,1)
L574:
  movslq %ebx,%rax
  movsd  (%r14,%rax,8),%xmm0
  jmp    L47
  xchg   %ax,%ax
L413:
  movslq %r12d,%rax
  movsd  (%r14,%rax,8),%xmm1
  jmp    L468
  xchg   %ax,%ax
L180:
  movslq %r15d,%rax
  movsd  (%r14,%rax,8),%xmm1
  jmp    L599
  xchg   %ax,%ax
L395:
  movslq %ebx,%rax
  movsd  (%r14,%rax,8),%xmm0
  jmp    L350
  xchg   %ax,%ax
L3:
  movslq %ebp,%rax
  movsd  (%r14,%rax,8),%xmm2
  jmp    L37
  xchg   %ax,%ax
L552:
  movslq %ebp,%rax
  movsd  (%r14,%rax,8),%xmm0
  jmp    L543
  xchg   %ax,%ax
L281:
  movslq %ebp,%rax
  movsd  (%r14,%rax,8),%xmm0
  jmp    L489
  xchg   %ax,%ax
L480:
  movsd  (%r14,%r13,8),%xmm0
  jmp    L554
  nopl   0x0(%rax,%rax,1)
L132:
  movslq %ebx,%rax
  movsd  (%r14,%rax,8),%xmm2
  jmp    L355
  xchg   %ax,%ax
L445:
  movslq %r12d,%rax
  movsd  (%r14,%rax,8),%xmm2
  jmp    L569
  xchg   %ax,%ax
L255:
  movslq %r12d,%rax
  movsd  (%r14,%rax,8),%xmm2
  jmp    L447
  xchg   %ax,%ax
L316:
  movslq %r12d,%rax
  movsd  (%r14,%rax,8),%xmm1
  jmp    L345
  xchg   %ax,%ax
L169:
  movslq %eax,%rdx
  movsd  (%rdi,%rdx,8),%xmm2
  jmp    L190
  nopl   (%rax)
L23:
  movslq %ebx,%rax
  movsd  (%r14,%rax,8),%xmm2
  jmp    L151
  xchg   %ax,%ax
L404:
  movslq %ebx,%rax
  movsd  (%r14,%rax,8),%xmm2
  jmp    L181
  xchg   %ax,%ax
L29:
  movslq %r12d,%rax
  movsd  (%r14,%rax,8),%xmm1
  jmp    L520
  xchg   %ax,%ax
L504:
  movslq %ebx,%rax
  movsd  (%r14,%rax,8),%xmm2
  jmp    L327
```

assistant: ```c
double sum_omp(double *v, int low, int high) {
  if (low == high)
    return v[low];
  double sum_left, sum_right;
  int mid = (low + high) / 2;
#pragma omp parallel num_threads(2)
  {
#pragma omp sections
    {
#pragma omp section
      { sum_left = sum_omp(v, low, mid); }
#pragma omp section
      { sum_right = sum_omp(v, mid + 1, high); }
    }
  }
  return sum_left + sum_right;
}
```