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

```asm
<transform_1d_odd_l1>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %edx,%ebx
  sar    %ebx
  mov    %r8,-0x10(%rsp)
  test   %ebx,%ebx
  jle    L7
  mov    %rsi,%r9
  lea    (%rdx,%rcx,1),%esi
  mov    %rdi,%rax
  mov    %ebx,%r8d
  movslq %esi,%rsi
  lea    0x0(,%rdx,8),%ebp
  sub    $0x1,%r8d
  lea    (%rdi,%rsi,4),%rdi
  mov    %rdi,-0x30(%rsp)
  lea    (%rdx,%rdx,2),%edi
  lea    (%rdi,%rcx,1),%esi
  lea    (%rdx,%rdi,4),%r15d
  movslq %edi,%rdi
  movslq %esi,%rsi
  lea    (%rax,%rsi,4),%rbx
  lea    (%rdx,%rdx,4),%esi
  lea    (%rsi,%rcx,1),%r10d
  mov    %rbx,-0x28(%rsp)
  lea    (%rdx,%rsi,2),%r14d
  movslq %esi,%rsi
  movslq %r10d,%r10
  mov    %r14d,-0x8(%rsp)
  lea    (%rax,%r10,4),%rbx
  mov    %rbx,-0x20(%rsp)
  mov    %ebp,%ebx
  sub    %edx,%ebx
  lea    (%rbx,%rcx,1),%r10d
  movslq %ebx,%rbx
  movslq %r10d,%r10
  lea    (%rax,%r10,4),%r11
  mov    %r11,-0x18(%rsp)
  lea    0x0(%rbp,%rdx,1),%r11d
  lea    (%r11,%rcx,1),%r10d
  movslq %r11d,%r11
  movslq %r10d,%r10
  lea    (%rax,%r10,4),%rbp
  lea    (%r14,%rcx,1),%r10d
  movslq %r10d,%r10
  lea    (%rax,%r10,4),%r14
  lea    (%r15,%rcx,1),%r10d
  movslq %r10d,%r10
  lea    (%rax,%r10,4),%r13
  mov    %edx,%r10d
  shl    $0x4,%r10d
  sub    %edx,%r10d
  movslq %edx,%rdx
  add    %r10d,%ecx
  add    %rdx,%r8
  sub    %rdx,%rsi
  sub    %rdx,%rdi
  movslq %ecx,%rcx
  lea    0x4(%r9,%r8,4),%r8
  sub    %rdx,%rbx
  sub    %rdx,%r11
  lea    (%rax,%rcx,4),%r12
  lea    (%r9,%rdx,4),%rax
  movslq -0x8(%rsp),%r9
  mov    -0x10(%rsp),%rcx
  mov    %r8,-0x10(%rsp)
  movslq %r10d,%r8
  mov    %r9,-0x8(%rsp)
  mov    -0x8(%rsp),%r10
  movslq %r15d,%r9
  sub    %rdx,%r8
  mov    %rsi,-0x8(%rsp)
  sub    %rdx,%r9
  sub    %rdx,%r10
  cs nopw 0x0(%rax,%rax,1)
L19:
  mov    -0x28(%rsp),%r15
  mov    -0x30(%rsp),%rsi
  add    $0x4,%rcx
  mov    (%rax,%rdi,4),%edx
  imul   (%r15),%edx
  mov    (%rax),%r15d
  imul   (%rsi),%r15d
  mov    -0x8(%rsp),%rsi
  add    %edx,%r15d
  mov    (%rax,%rsi,4),%edx
  mov    -0x20(%rsp),%rsi
  imul   (%rsi),%edx
  mov    -0x18(%rsp),%rsi
  add    %r15d,%edx
  mov    (%rax,%rbx,4),%r15d
  imul   (%rsi),%r15d
  add    %edx,%r15d
  mov    (%rax,%r11,4),%edx
  imul   0x0(%rbp),%edx
  add    %r15d,%edx
  mov    (%rax,%r10,4),%r15d
  imul   (%r14),%r15d
  add    %edx,%r15d
  mov    (%rax,%r9,4),%edx
  imul   0x0(%r13),%edx
  add    %r15d,%edx
  mov    (%rax,%r8,4),%r15d
  imul   (%r12),%r15d
  add    $0x4,%rax
  add    %r15d,%edx
  mov    %edx,-0x4(%rcx)
  cmp    %rax,-0x10(%rsp)
  jne    L19
L7:
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

assistant: ```c
void transform_1d_odd_l1(const int16_t *coeff, const int16_t *tr_matrix, int size, int j, int *o) {
  int i;
  int length = size >> 1;
  for (i = 0; i < length; i++) {
    o[i] = tr_matrix[1 * size + i] * coeff[1 * size + j] + tr_matrix[3 * size + i] * coeff[3 * size + j] + tr_matrix[5 * size + i] * coeff[5 * size + j] + tr_matrix[7 * size + i] * coeff[7 * size + j] + tr_matrix[9 * size + i] * coeff[9 * size + j] + tr_matrix[11 * size + i] * coeff[11 * size + j] + tr_matrix[13 * size + i] * coeff[13 * size + j] + tr_matrix[15 * size + i] * coeff[15 * size + j];
  }
}
```