user: Translate the below assembly code into C programming language:

```asm
<_p3dZeroPadding3D_ushort2float>:
  endbr64
  lea    (%r9,%r9,1),%eax
  push   %r15
  mov    %rsi,%r10
  xor    %esi,%esi
  push   %r14
  lea    (%rax,%rdx,1),%r15d
  mov    %ecx,%r14d
  push   %r13
  push   %r12
  mov    %r9d,%r12d
  push   %rbp
  mov    %rdi,%rbp
  mov    %r10,%rdi
  push   %rbx
  mov    %edx,%ebx
  lea    (%rax,%rcx,1),%edx
  mov    %edx,%r13d
  lea    (%rax,%r8,1),%edx
  imul   %r15d,%r13d
  sub    $0x48,%rsp
  mov    %ecx,0x1c(%rsp)
  imul   %r13d,%edx
  mov    %r15d,0x4(%rsp)
  mov    %r13d,0x3c(%rsp)
  mov    %r8d,0x28(%rsp)
  movslq %edx,%rdx
  shl    $0x2,%rdx
  call   <memset@plt>
  mov    0x28(%rsp),%edx
  test   %edx,%edx
  jle    L97
  test   %r14d,%r14d
  jle    L97
  test   %ebx,%ebx
  jle    L97
  mov    %rax,%r10
  mov    %r15d,%edi
  pxor   %xmm2,%xmm2
  movslq %ebx,%rax
  imul   %r12d,%edi
  add    %rax,%rax
  movl   $0x0,0x24(%rsp)
  mov    %rax,0x8(%rsp)
  movslq %r15d,%rax
  imul   %ebx,%r14d
  shl    $0x2,%rax
  mov    %rax,0x10(%rsp)
  movslq %edi,%rdx
  movslq %r12d,%rax
  add    %rdx,%rax
  mov    %r14d,0x38(%rsp)
  mov    %r13d,%r14d
  xor    %r13d,%r13d
  mov    %rax,0x30(%rsp)
  imul   %r12d,%r14d
  lea    -0x1(%rbx),%eax
  mov    %eax,0x18(%rsp)
  mov    %ebx,%eax
  shr    $0x3,%eax
  mov    %edi,0x2c(%rsp)
  lea    -0x1(%rax),%r11d
  mov    %ebx,%eax
  and    $0xfffffff8,%eax
  add    $0x1,%r11
  mov    %eax,0x20(%rsp)
  shl    $0x4,%r11
  xchg   %ax,%ax
L89:
  movslq %r13d,%rax
  mov    0x2c(%rsp),%r8d
  xor    %edi,%edi
  xor    %r15d,%r15d
  lea    0x0(%rbp,%rax,2),%rsi
  movslq %r14d,%rax
  add    0x30(%rsp),%rax
  lea    (%r10,%rax,4),%rax
  xchg   %ax,%ax
L5:
  xor    %edx,%edx
  cmpl   $0x6,0x18(%rsp)
  jbe    L43
  nopl   (%rax)
L142:
  movdqu (%rsi,%rdx,1),%xmm0
  movdqa %xmm0,%xmm1
  punpckhwd %xmm2,%xmm0
  punpcklwd %xmm2,%xmm1
  cvtdq2ps %xmm0,%xmm0
  movups %xmm0,0x10(%rax,%rdx,2)
  cvtdq2ps %xmm1,%xmm1
  movups %xmm1,(%rax,%rdx,2)
  add    $0x10,%rdx
  cmp    %r11,%rdx
  jne    L142
  mov    0x20(%rsp),%edx
  cmp    %ebx,%edx
  je     L85
L90:
  lea    (%rdi,%rdx,1),%r9d
  pxor   %xmm0,%xmm0
  lea    (%r12,%rdx,1),%ecx
  add    %r13d,%r9d
  add    %r8d,%ecx
  movslq %r9d,%r9
  add    %r14d,%ecx
  movzwl 0x0(%rbp,%r9,2),%r9d
  movslq %ecx,%rcx
  cvtsi2ss %r9d,%xmm0
  movss  %xmm0,(%r10,%rcx,4)
  lea    0x1(%rdx),%ecx
  cmp    %ecx,%ebx
  jle    L85
  lea    (%r12,%rcx,1),%r9d
  add    %edi,%ecx
  pxor   %xmm0,%xmm0
  add    %r13d,%ecx
  add    %r8d,%r9d
  movslq %ecx,%rcx
  add    %r14d,%r9d
  movzwl 0x0(%rbp,%rcx,2),%ecx
  movslq %r9d,%r9
  cvtsi2ss %ecx,%xmm0
  lea    0x2(%rdx),%ecx
  movss  %xmm0,(%r10,%r9,4)
  cmp    %ecx,%ebx
  jle    L85
  lea    (%r12,%rcx,1),%r9d
  add    %edi,%ecx
  pxor   %xmm0,%xmm0
  add    %r13d,%ecx
  add    %r8d,%r9d
  movslq %ecx,%rcx
  add    %r14d,%r9d
  movzwl 0x0(%rbp,%rcx,2),%ecx
  movslq %r9d,%r9
  cvtsi2ss %ecx,%xmm0
  lea    0x3(%rdx),%ecx
  movss  %xmm0,(%r10,%r9,4)
  cmp    %ecx,%ebx
  jle    L85
  lea    (%r12,%rcx,1),%r9d
  add    %edi,%ecx
  pxor   %xmm0,%xmm0
  add    %r13d,%ecx
  add    %r8d,%r9d
  movslq %ecx,%rcx
  add    %r14d,%r9d
  movzwl 0x0(%rbp,%rcx,2),%ecx
  movslq %r9d,%r9
  cvtsi2ss %ecx,%xmm0
  lea    0x4(%rdx),%ecx
  movss  %xmm0,(%r10,%r9,4)
  cmp    %ecx,%ebx
  jle    L85
  lea    (%r12,%rcx,1),%r9d
  add    %edi,%ecx
  pxor   %xmm0,%xmm0
  add    %r13d,%ecx
  add    %r8d,%r9d
  movslq %ecx,%rcx
  add    %r14d,%r9d
  movzwl 0x0(%rbp,%rcx,2),%ecx
  movslq %r9d,%r9
  cvtsi2ss %ecx,%xmm0
  lea    0x5(%rdx),%ecx
  movss  %xmm0,(%r10,%r9,4)
  cmp    %ecx,%ebx
  jle    L85
  lea    (%r12,%rcx,1),%r9d
  add    %edi,%ecx
  pxor   %xmm0,%xmm0
  add    $0x6,%edx
  add    %r13d,%ecx
  add    %r8d,%r9d
  movslq %ecx,%rcx
  add    %r14d,%r9d
  movzwl 0x0(%rbp,%rcx,2),%ecx
  movslq %r9d,%r9
  cvtsi2ss %ecx,%xmm0
  movss  %xmm0,(%r10,%r9,4)
  cmp    %edx,%ebx
  jle    L85
  lea    (%r12,%rdx,1),%ecx
  add    %edi,%edx
  pxor   %xmm0,%xmm0
  add    %r13d,%edx
  add    %r8d,%ecx
  movslq %edx,%rdx
  add    %r14d,%ecx
  movzwl 0x0(%rbp,%rdx,2),%edx
  movslq %ecx,%rcx
  cvtsi2ss %edx,%xmm0
  movss  %xmm0,(%r10,%rcx,4)
L85:
  add    $0x1,%r15d
  add    %ebx,%edi
  add    0x4(%rsp),%r8d
  add    0x8(%rsp),%rsi
  add    0x10(%rsp),%rax
  cmp    %r15d,0x1c(%rsp)
  jne    L5
  addl   $0x1,0x24(%rsp)
  add    0x38(%rsp),%r13d
  mov    0x24(%rsp),%eax
  add    0x3c(%rsp),%r14d
  cmp    %eax,0x28(%rsp)
  jne    L89
L97:
  add    $0x48,%rsp
  mov    $0x2,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L43:
  xor    %edx,%edx
  jmp    L90
```

assistant: ```c
int _p3dZeroPadding3D_ushort2float(unsigned short *in_rev, float *out_rev, const int dimx, const int dimy, const int dimz, const int size) {
  int a_dimx, a_dimy, a_dimz;
  int i, j, k;
  a_dimx = dimx + size * 2;
  a_dimy = dimy + size * 2;
  a_dimz = dimz + size * 2;
  memset(out_rev, 0, a_dimx * a_dimy * a_dimz * sizeof(float));
#pragma omp parallel for private(i, j)
  for (k = 0; k < dimz; k++)
    for (j = 0; j < dimy; j++)
      for (i = 0; i < dimx; i++)
        out_rev[((j + size) * (a_dimx) + (i + size) + (k + size) * (a_dimx) * (a_dimy))] = (float)(in_rev[((j) * (dimx) + (i) + (k) * (dimx) * (dimy))]);
  return 2;
}
```