user: Demonstrate the C code that generates the assembly output below:

```asm
<mult>:
  endbr64
  push   %r14
  mov    %rsi,%r11
  lea    0x4(%rsi),%r10
  mov    $0x20,%r9d
  push   %r13
  xor    %r8d,%r8d
  push   %r12
  mov    $0x1f,%r12d
  push   %rbp
  mov    %rdi,%rbp
  mov    %rdx,%rdi
  push   %rbx
  mov    %rbp,%rbx
  nopl   0x0(%rax,%rax,1)
L110:
  mov    %r11,%rcx
  mov    %r8d,%eax
  xor    %esi,%esi
  nopl   0x0(%rax,%rax,1)
L136:
  mov    %eax,%edx
  add    $0x4,%rcx
  mov    (%rdi,%rdx,4),%edx
  imul   -0x4(%rcx),%edx
  add    %edx,%esi
  sub    $0x1,%eax
  jae    L136
  lea    0x1(%r8),%ecx
  sub    $0x1,%r9d
  je     L137
  mov    %r12d,%eax
  add    $0x20,%r8d
  sub    %ecx,%eax
  cmp    $0x2,%eax
  jbe    L90
  movdqu 0x70(%rdi),%xmm4
  movdqu (%r10),%xmm2
  mov    %r9d,%eax
  shr    $0x2,%eax
  pshufd $0x1b,%xmm4,%xmm0
  psrlq  $0x20,%xmm2
  movdqa %xmm0,%xmm1
  pslld  $0x2,%xmm1
  paddd  %xmm0,%xmm1
  pslld  $0x2,%xmm1
  psubd  %xmm0,%xmm1
  movdqu (%r10),%xmm0
  pslld  $0x1,%xmm1
  pmuludq %xmm1,%xmm0
  psrlq  $0x20,%xmm1
  pmuludq %xmm2,%xmm1
  pshufd $0x8,%xmm0,%xmm0
  pshufd $0x8,%xmm1,%xmm1
  punpckldq %xmm1,%xmm0
  cmp    $0x1,%eax
  je     L97
  movdqu 0x60(%rdi),%xmm5
  movdqu 0x10(%r10),%xmm3
  pshufd $0x1b,%xmm5,%xmm2
  psrlq  $0x20,%xmm3
  movdqa %xmm2,%xmm1
  pslld  $0x2,%xmm1
  paddd  %xmm2,%xmm1
  pslld  $0x2,%xmm1
  psubd  %xmm2,%xmm1
  movdqu 0x10(%r10),%xmm2
  pslld  $0x1,%xmm1
  pmuludq %xmm1,%xmm2
  psrlq  $0x20,%xmm1
  pmuludq %xmm3,%xmm1
  pshufd $0x8,%xmm2,%xmm2
  pshufd $0x8,%xmm1,%xmm1
  punpckldq %xmm1,%xmm2
  paddd  %xmm2,%xmm0
  cmp    $0x2,%eax
  je     L97
  movdqu 0x50(%rdi),%xmm6
  movdqu 0x20(%r10),%xmm3
  pshufd $0x1b,%xmm6,%xmm2
  psrlq  $0x20,%xmm3
  movdqa %xmm2,%xmm1
  pslld  $0x2,%xmm1
  paddd  %xmm2,%xmm1
  pslld  $0x2,%xmm1
  psubd  %xmm2,%xmm1
  movdqu 0x20(%r10),%xmm2
  pslld  $0x1,%xmm1
  pmuludq %xmm1,%xmm2
  psrlq  $0x20,%xmm1
  pmuludq %xmm3,%xmm1
  pshufd $0x8,%xmm2,%xmm2
  pshufd $0x8,%xmm1,%xmm1
  punpckldq %xmm1,%xmm2
  paddd  %xmm2,%xmm0
  cmp    $0x3,%eax
  je     L97
  movdqu 0x40(%rdi),%xmm7
  movdqu 0x30(%r10),%xmm3
  pshufd $0x1b,%xmm7,%xmm2
  psrlq  $0x20,%xmm3
  movdqa %xmm2,%xmm1
  pslld  $0x2,%xmm1
  paddd  %xmm2,%xmm1
  pslld  $0x2,%xmm1
  psubd  %xmm2,%xmm1
  movdqu 0x30(%r10),%xmm2
  pslld  $0x1,%xmm1
  pmuludq %xmm1,%xmm2
  psrlq  $0x20,%xmm1
  pmuludq %xmm3,%xmm1
  pshufd $0x8,%xmm2,%xmm2
  pshufd $0x8,%xmm1,%xmm1
  punpckldq %xmm1,%xmm2
  paddd  %xmm2,%xmm0
  cmp    $0x4,%eax
  je     L97
  movdqu 0x30(%rdi),%xmm7
  movdqu 0x40(%r10),%xmm3
  pshufd $0x1b,%xmm7,%xmm2
  psrlq  $0x20,%xmm3
  movdqa %xmm2,%xmm1
  pslld  $0x2,%xmm1
  paddd  %xmm2,%xmm1
  pslld  $0x2,%xmm1
  psubd  %xmm2,%xmm1
  movdqu 0x40(%r10),%xmm2
  pslld  $0x1,%xmm1
  pmuludq %xmm1,%xmm2
  psrlq  $0x20,%xmm1
  pmuludq %xmm3,%xmm1
  pshufd $0x8,%xmm2,%xmm2
  pshufd $0x8,%xmm1,%xmm1
  punpckldq %xmm1,%xmm2
  paddd  %xmm2,%xmm0
  cmp    $0x5,%eax
  je     L97
  movdqu 0x20(%rdi),%xmm6
  movdqu 0x50(%r10),%xmm3
  pshufd $0x1b,%xmm6,%xmm2
  psrlq  $0x20,%xmm3
  movdqa %xmm2,%xmm1
  pslld  $0x2,%xmm1
  paddd  %xmm2,%xmm1
  pslld  $0x2,%xmm1
  psubd  %xmm2,%xmm1
  movdqu 0x50(%r10),%xmm2
  pslld  $0x1,%xmm1
  pmuludq %xmm1,%xmm2
  psrlq  $0x20,%xmm1
  pmuludq %xmm3,%xmm1
  pshufd $0x8,%xmm2,%xmm2
  pshufd $0x8,%xmm1,%xmm1
  punpckldq %xmm1,%xmm2
  paddd  %xmm2,%xmm0
  cmp    $0x7,%eax
  jne    L97
  movdqu 0x10(%rdi),%xmm5
  movdqu 0x60(%r10),%xmm3
  pshufd $0x1b,%xmm5,%xmm2
  psrlq  $0x20,%xmm3
  movdqa %xmm2,%xmm1
  pslld  $0x2,%xmm1
  paddd  %xmm2,%xmm1
  pslld  $0x2,%xmm1
  psubd  %xmm2,%xmm1
  movdqu 0x60(%r10),%xmm2
  pslld  $0x1,%xmm1
  pmuludq %xmm1,%xmm2
  psrlq  $0x20,%xmm1
  pmuludq %xmm3,%xmm1
  pshufd $0x8,%xmm2,%xmm2
  pshufd $0x8,%xmm1,%xmm1
  punpckldq %xmm1,%xmm2
  paddd  %xmm2,%xmm0
L97:
  movdqa %xmm0,%xmm1
  mov    %r9d,%edx
  psrldq $0x8,%xmm1
  and    $0xfffffffc,%edx
  paddd  %xmm1,%xmm0
  movdqa %xmm0,%xmm1
  psrldq $0x4,%xmm1
  paddd  %xmm1,%xmm0
  movd   %xmm0,%eax
  add    %eax,%esi
  lea    (%rcx,%rdx,1),%eax
  cmp    %r9d,%edx
  je     L37
L81:
  mov    %r8d,%edx
  mov    %eax,%r13d
  sub    %eax,%edx
  mov    (%rdi,%rdx,4),%edx
  imul   (%r11,%r13,4),%edx
  imul   $0x26,%edx,%edx
  add    %edx,%esi
  lea    0x1(%rax),%edx
  cmp    $0x1f,%eax
  je     L37
  mov    %r8d,%r14d
  mov    %edx,%r13d
  sub    %edx,%r14d
  mov    (%rdi,%r14,4),%edx
  imul   (%r11,%r13,4),%edx
  imul   $0x26,%edx,%edx
  add    %edx,%esi
  lea    0x2(%rax),%edx
  cmp    $0x1e,%eax
  je     L37
  sub    %edx,%r8d
  mov    (%rdi,%r8,4),%eax
  imul   (%r11,%rdx,4),%eax
  imul   $0x26,%eax,%eax
  add    %eax,%esi
L37:
  mov    %esi,(%rbx)
  add    $0x4,%r10
  add    $0x4,%rbx
  mov    %ecx,%r8d
  jmp    L110
L90:
  mov    %ecx,%eax
  jmp    L81
  nopw   0x0(%rax,%rax,1)
L137:
  mov    %esi,0x7c(%rbp)
  pop    %rbx
  mov    %rbp,%rdi
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  jmp    1050 <squeeze@plt>
```

assistant: ```c
void mult(unsigned int out[32], const unsigned int a[32], const unsigned int b[32]) {
  unsigned int i;
  unsigned int j;
  unsigned int u;
  for (i = 0; i < 32; ++i) {
    u = 0;
    for (j = 0; j <= i; ++j)
      u += a[j] * b[i - j];
    for (j = i + 1; j < 32; ++j)
      u += 38 * a[j] * b[i + 32 - j];
    out[i] = u;
  }
  squeeze(out);
}
```