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

```asm
<slsolve>:
  endbr64
  push   %r15
  mov    %rcx,%r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0xb0,%rsp
  mov    %edi,0xa4(%rsp)
  mov    %esi,0x38(%rsp)
  mov    %rdx,0x98(%rsp)
  cmp    $0x7,%esi
  jle    L189
  mov    %edi,%eax
  mov    %esi,%r14d
  movslq %edi,%rsi
  mov    %rdx,%r13
  lea    0x1(%rsi),%r9
  mov    %r13,%rbx
  mov    %r15,-0x40(%rsp)
  lea    0x40(%r15),%r12
  lea    0x0(,%rax,8),%ecx
  lea    0x0(,%r9,8),%rdi
  mov    %r15,%rax
  movl   $0x0,-0x2c(%rsp)
  movslq %ecx,%rcx
  lea    0x8(%rdi),%rbp
  mov    %rdi,0x20(%rsp)
  lea    0x40(,%rcx,8),%rdx
  lea    (%r9,%r9,2),%rcx
  add    %rbp,%rdi
  mov    %rbp,0x30(%rsp)
  lea    0x0(,%rcx,8),%r8
  mov    %rbp,%rcx
  lea    0x0(%r13,%rdi,1),%r10
  add    %rbp,%rbx
  add    %r8,%rcx
  mov    %r8,0x50(%rsp)
  lea    -0x9(%r14),%r8d
  mov    %r10,%r15
  lea    0x0(%r13,%rcx,1),%r11
  lea    (%r9,%r9,4),%rcx
  mov    %r8d,-0x38(%rsp)
  lea    0x0(%rbp,%rcx,8),%rcx
  mov    %r11,-0x70(%rsp)
  add    %r13,%rcx
  mov    %rcx,-0x20(%rsp)
  lea    0x0(,%rsi,8),%rcx
  sub    %rsi,%rcx
  lea    0x0(%r13,%rcx,8),%r8
  lea    (%rsi,%rsi,2),%rcx
  mov    %r8,-0x18(%rsp)
  mov    %rcx,%r8
  mov    0x38(%rsp),%ecx
  shl    $0x4,%r8
  lea    -0x8(%rcx),%esi
  lea    0x40(%r13,%r8,1),%r14
  mov    %esi,0xa0(%rsp)
  lea    -0x11(%rcx),%esi
  mov    0xa0(%rsp),%ecx
  lea    0x30(%rbp,%r8,1),%r8
  mov    %r8,0x40(%rsp)
  and    $0xfffffff8,%ecx
  mov    %r14,-0x28(%rsp)
  mov    %rbx,%r14
  mov    %rdx,%rbx
  sub    %ecx,%esi
  mov    %r9,%rcx
  shl    $0x5,%r9
  mov    %esi,0x3c(%rsp)
  shl    $0x4,%rcx
  mov    0x20(%rsp),%rsi
  add    %rbp,%r9
  add    %rbp,%rcx
  mov    %r9,0x48(%rsp)
  lea    0x38(%rsi),%r8
  mov    %rcx,0x28(%rsp)
  mov    0x28(%rsp),%rcx
  mov    %r8,0x60(%rsp)
  lea    0x28(%rdi),%r8
  add    $0x30,%rdi
  mov    %r8,0x68(%rsp)
  lea    0x20(%rcx),%r8
  add    $0x28,%rcx
  mov    %r8,0x58(%rsp)
  lea    0x10(%r9),%r8
  mov    %r8,0x70(%rsp)
  lea    0x18(%r9),%r8
  mov    %rdi,0x88(%rsp)
  lea    0x40(%rsi),%rdi
  mov    %r8,0x78(%rsp)
  mov    %rcx,0x80(%rsp)
  mov    %rdi,0x90(%rsp)
  nopl   0x0(%rax)
L33:
  movsd  (%rax),%xmm7
  movsd  0x8(%r13),%xmm0
  lea    0x40(%r13),%r9
  movsd  0x8(%rax),%xmm1
  movsd  0x10(%rax),%xmm15
  mulsd  %xmm7,%xmm0
  movsd  0x18(%rax),%xmm5
  movsd  0x20(%rax),%xmm4
  mov    0x40(%rsp),%rsi
  mov    0x30(%rsp),%r11
  movsd  0x28(%rax),%xmm3
  mov    -0x70(%rsp),%rbp
  add    %r13,%rsi
  lea    0x0(%r13,%r11,1),%rdx
  mov    0x28(%rsp),%rdi
  mov    0x50(%rsp),%rcx
  mov    %rsi,-0x10(%rsp)
  mov    0x20(%rsp),%rsi
  subsd  %xmm0,%xmm1
  movsd  0x10(%r13),%xmm0
  lea    (%rdi,%r13,1),%r8
  mov    0x48(%rsp),%rdi
  add    %r13,%rcx
  mulsd  %xmm7,%xmm0
  add    %r13,%rdi
  movapd %xmm1,%xmm8
  subsd  %xmm0,%xmm15
  movsd  (%r14),%xmm0
  mulsd  %xmm1,%xmm0
  subsd  %xmm0,%xmm15
  movsd  0x18(%r13),%xmm0
  mulsd  %xmm7,%xmm0
  subsd  %xmm0,%xmm5
  movsd  0x8(%r14),%xmm0
  mulsd  %xmm1,%xmm0
  subsd  %xmm0,%xmm5
  movsd  (%r15),%xmm0
  mulsd  %xmm15,%xmm0
  subsd  %xmm0,%xmm5
  movsd  0x20(%r13),%xmm0
  mulsd  %xmm7,%xmm0
  subsd  %xmm0,%xmm4
  movsd  0x10(%r14),%xmm0
  mulsd  %xmm1,%xmm0
  subsd  %xmm0,%xmm4
  movsd  0x8(%r15),%xmm0
  mulsd  %xmm15,%xmm0
  subsd  %xmm0,%xmm4
  movsd  (%rdx,%rsi,2),%xmm0
  mulsd  %xmm5,%xmm0
  subsd  %xmm0,%xmm4
  movsd  0x28(%r13),%xmm0
  mulsd  %xmm7,%xmm0
  subsd  %xmm0,%xmm3
  movsd  0x18(%r14),%xmm0
  mulsd  %xmm1,%xmm0
  movsd  0x30(%r13),%xmm1
  mulsd  %xmm7,%xmm1
  subsd  %xmm0,%xmm3
  movsd  0x10(%r15),%xmm0
  mulsd  %xmm15,%xmm0
  subsd  %xmm0,%xmm3
  movsd  0x8(%rdx,%rsi,2),%xmm0
  mulsd  %xmm5,%xmm0
  subsd  %xmm0,%xmm3
  movapd %xmm4,%xmm0
  mulsd  0x0(%rbp),%xmm0
  subsd  %xmm0,%xmm3
  movsd  0x30(%rax),%xmm0
  movapd %xmm0,%xmm2
  movsd  0x20(%r14),%xmm0
  subsd  %xmm1,%xmm2
  mulsd  %xmm8,%xmm0
  subsd  %xmm0,%xmm2
  movsd  0x18(%r15),%xmm0
  movsd  0x38(%r13),%xmm6
  mov    0x68(%rsp),%rbp
  addl   $0x8,-0x2c(%rsp)
  mulsd  %xmm15,%xmm0
  mov    0x60(%rsp),%r10
  mulsd  %xmm7,%xmm6
  add    %r13,%rbp
  mov    %rbp,-0x8(%rsp)
  mov    0x58(%rsp),%rbp
  add    %r13,%r10
  add    %r13,%rbp
  subsd  %xmm0,%xmm2
  movsd  0x10(%rdx,%rsi,2),%xmm0
  mov    %rbp,0x10(%rsp)
  mov    -0x70(%rsp),%rbp
  mulsd  %xmm5,%xmm0
  add    $0x18,%rbp
  mov    %rbp,(%rsp)
  mov    0x70(%rsp),%rbp
  add    %r13,%rbp
  subsd  %xmm0,%xmm2
  movsd  0x8(%rcx,%r11,1),%xmm0
  mov    %rbp,0x8(%rsp)
  mov    -0x20(%rsp),%rbp
  mulsd  %xmm4,%xmm0
  add    $0x8,%rbp
  mov    %rbp,0x18(%rsp)
  mov    -0x20(%rsp),%rbp
  subsd  %xmm0,%xmm2
  movsd  (%rdx,%rsi,4),%xmm0
  mulsd  %xmm3,%xmm0
  subsd  %xmm0,%xmm2
  movsd  0x38(%rax),%xmm0
  movapd %xmm0,%xmm1
  movsd  0x28(%r14),%xmm0
  subsd  %xmm6,%xmm1
  mulsd  %xmm8,%xmm0
  subsd  %xmm0,%xmm1
  movsd  0x20(%r15),%xmm0
  mulsd  %xmm15,%xmm0
  subsd  %xmm0,%xmm1
  movsd  0x18(%rdx,%rsi,2),%xmm0
  mulsd  %xmm5,%xmm0
  subsd  %xmm0,%xmm1
  movsd  0x10(%rcx,%r11,1),%xmm0
  mov    -0x2c(%rsp),%r11d
  mulsd  %xmm4,%xmm0
  subsd  %xmm0,%xmm1
  movsd  0x8(%rdx,%rsi,4),%xmm0
  mov    0x38(%rsp),%esi
  mulsd  %xmm3,%xmm0
  subsd  %xmm0,%xmm1
  movsd  0x0(%rbp),%xmm0
  mulsd  %xmm2,%xmm0
  subsd  %xmm0,%xmm1
  movapd %xmm8,%xmm0
  unpcklpd %xmm15,%xmm0
  movups %xmm0,0x8(%rax)
  movapd %xmm5,%xmm0
  unpcklpd %xmm4,%xmm0
  movsd  %xmm1,0x38(%rax)
  movups %xmm0,0x18(%rax)
  movapd %xmm3,%xmm0
  unpcklpd %xmm2,%xmm0
  movups %xmm0,0x28(%rax)
  cmp    %r11d,%esi
  jle    L108
  mov    -0x28(%rsp),%rdx
  mov    -0x18(%rsp),%rbp
  add    $0x8,%rdx
  cmp    %rdx,%r12
  lea    0x48(%rbp),%rdx
  setne  %cl
  cmp    %rdx,%r12
  setne  %dl
  and    %ecx,%edx
  mov    -0x38(%rsp),%ecx
  test   %ecx,%ecx
  setne  %cl
  and    %ecx,%edx
  mov    -0x70(%rsp),%rcx
  add    $0x20,%rcx
  cmp    %rcx,%r12
  setne  %cl
  and    %ecx,%edx
  lea    0x48(%r13),%rcx
  cmp    %rcx,%r12
  setne  %cl
  and    %ecx,%edx
  mov    0x78(%rsp),%rcx
  add    %r13,%rcx
  cmp    %rcx,%r12
  setne  %cl
  and    %ecx,%edx
  mov    0x80(%rsp),%rcx
  add    %r13,%rcx
  cmp    %rcx,%r12
  setne  %cl
  and    %ecx,%edx
  mov    0x88(%rsp),%rcx
  add    %r13,%rcx
  cmp    %rcx,%r12
  setne  %cl
  test   %cl,%dl
  je     L0
  mov    0x90(%rsp),%rcx
  lea    (%rcx,%r13,1),%rdx
  cmp    %rdx,%r12
  je     L0
  movapd %xmm3,%xmm6
  sub    %r11d,%esi
  movapd %xmm7,%xmm13
  xor    %edx,%edx
  unpcklpd %xmm6,%xmm6
  mov    %esi,%ecx
  mov    %esi,-0x48(%rsp)
  movapd %xmm8,%xmm12
  movaps %xmm6,-0x68(%rsp)
  movapd %xmm2,%xmm6
  movapd %xmm15,%xmm11
  shr    %ecx
  unpcklpd %xmm6,%xmm6
  movapd %xmm5,%xmm10
  movapd %xmm4,%xmm9
  mov    -0x28(%rsp),%r11
  movaps %xmm6,-0x58(%rsp)
  lea    0x40(%rbp),%rsi
  movapd %xmm1,%xmm6
  mov    -0x70(%rsp),%rbp
  unpcklpd %xmm13,%xmm13
  unpcklpd %xmm12,%xmm12
  unpcklpd %xmm11,%xmm11
  shl    $0x4,%rcx
  unpcklpd %xmm10,%xmm10
  unpcklpd %xmm9,%xmm9
  unpcklpd %xmm6,%xmm6
  nopl   (%rax)
L37:
  movupd 0x40(%r13,%rdx,1),%xmm14
  movupd (%r12,%rdx,1),%xmm0
  mulpd  %xmm13,%xmm14
  subpd  %xmm14,%xmm0
  movupd 0x30(%r14,%rdx,1),%xmm14
  mulpd  %xmm12,%xmm14
  subpd  %xmm14,%xmm0
  movupd 0x28(%r15,%rdx,1),%xmm14
  mulpd  %xmm11,%xmm14
  subpd  %xmm14,%xmm0
  movupd 0x20(%r8,%rdx,1),%xmm14
  mulpd  %xmm10,%xmm14
  subpd  %xmm14,%xmm0
  movupd 0x18(%rbp,%rdx,1),%xmm14
  mulpd  %xmm9,%xmm14
  subpd  %xmm14,%xmm0
  movupd 0x10(%rdi,%rdx,1),%xmm14
  mulpd  -0x68(%rsp),%xmm14
  subpd  %xmm14,%xmm0
  movupd (%r11,%rdx,1),%xmm14
  mulpd  -0x58(%rsp),%xmm14
  subpd  %xmm14,%xmm0
  movupd (%rsi,%rdx,1),%xmm14
  mulpd  %xmm6,%xmm14
  subpd  %xmm14,%xmm0
  movups %xmm0,(%r12,%rdx,1)
  add    $0x10,%rdx
  cmp    %rdx,%rcx
  jne    L37
  mov    -0x2c(%rsp),%edx
  mov    0x10(%rsp),%rsi
  mov    %r11,-0x28(%rsp)
  mov    -0x48(%rsp),%r11d
  mov    (%rsp),%r8
  mov    %rbp,-0x70(%rsp)
  mov    0x8(%rsp),%rbp
  mov    %r11d,%edi
  and    $0xfffffffe,%edi
  mov    %edi,%ecx
  add    %edi,%edx
  shl    $0x3,%rcx
  mov    %edx,-0x48(%rsp)
  mov    %edi,%edx
  mov    -0x8(%rsp),%rdi
  add    %rcx,%rsi
  add    %rcx,%r9
  add    %rcx,%r10
  add    %rcx,%r8
  mov    %rsi,-0x68(%rsp)
  mov    0x18(%rsp),%rsi
  add    %rcx,%rdi
  add    %rcx,%rbp
  mov    %rdi,-0x58(%rsp)
  add    %rcx,%rsi
  add    -0x10(%rsp),%rcx
  cmp    %r11d,%edx
  je     L108
  mulsd  (%r9),%xmm7
  mov    -0x40(%rsp),%r11
  movslq -0x48(%rsp),%rdx
  movsd  (%r10),%xmm6
  mov    -0x58(%rsp),%r10
  mulsd  (%r8),%xmm4
  lea    (%r11,%rdx,8),%rdx
  mulsd  %xmm8,%xmm6
  mov    -0x68(%rsp),%r11
  movsd  (%rdx),%xmm0
  mulsd  (%r10),%xmm15
  mulsd  (%r11),%xmm5
  subsd  %xmm7,%xmm0
  mulsd  0x0(%rbp),%xmm3
  mulsd  (%rsi),%xmm2
  mulsd  (%rcx),%xmm1
  subsd  %xmm6,%xmm0
  subsd  %xmm15,%xmm0
  subsd  %xmm5,%xmm0
  subsd  %xmm4,%xmm0
  subsd  %xmm3,%xmm0
  subsd  %xmm2,%xmm0
  subsd  %xmm1,%xmm0
  movsd  %xmm0,(%rdx)
L108:
  subl   $0x8,-0x38(%rsp)
  add    %rbx,%r13
  mov    -0x38(%rsp),%edi
  add    $0x40,%rax
  add    %rbx,-0x70(%rsp)
  add    %rbx,%r14
  add    %rbx,%r15
  add    $0x40,%r12
  add    %rbx,-0x20(%rsp)
  add    %rbx,-0x18(%rsp)
  add    %rbx,-0x28(%rsp)
  cmp    0x3c(%rsp),%edi
  jne    L33
  mov    0xa0(%rsp),%eax
  mov    %rbx,%rdx
  mov    -0x40(%rsp),%r15
  shr    $0x3,%eax
  lea    0x1(%rax),%ecx
  mov    %rcx,%rax
  imul   %rcx,%rdx
  add    %rdx,0x98(%rsp)
  shl    $0x3,%eax
  mov    %eax,-0x40(%rsp)
  mov    %eax,%r8d
L159:
  mov    0x38(%rsp),%r10d
  lea    -0x3(%r10),%eax
  cmp    %r8d,%eax
  jle    L165
  movslq 0xa4(%rsp),%rax
  lea    -0x4(%r10),%r11d
  mov    0x98(%rsp),%r14
  sub    %r8d,%r11d
  lea    0x0(,%rax,4),%edx
  lea    0x8(,%rax,8),%rsi
  mov    %r11d,%r10d
  movslq %edx,%rdx
  lea    0x8(%rsi),%rcx
  shr    $0x2,%r10d
  lea    0x8(%rsi,%rcx,1),%rbp
  lea    0x20(,%rdx,8),%rbx
  movslq %r8d,%rsi
  mov    %r10d,-0x2c(%rsp)
  lea    (%rax,%rax,2),%rdx
  add    $0x2,%rax
  mov    %r10,-0x38(%rsp)
  add    %r14,%rbp
  shl    $0x4,%rax
  lea    0x28(%r14,%rdx,8),%r12
  lea    0x20(%r15,%rsi,8),%rdx
  lea    (%r14,%rax,1),%r8
  lea    -0x10(%rcx,%rax,1),%rax
  lea    (%rsi,%r10,4),%rsi
  mov    %rax,-0x58(%rsp)
  lea    (%r14,%rcx,1),%rdi
  lea    0x40(%r15,%rsi,8),%rsi
  mov    %rsi,-0x48(%rsp)
  mov    %r14,%rsi
  mov    %r12,%r14
  nopl   0x0(%rax,%rax,1)
L199:
  movsd  -0x20(%rdx),%xmm4
  movsd  0x8(%rsi),%xmm0
  lea    -0x8(%rbp),%r9
  lea    0x20(%rsi),%r10
  movsd  -0x18(%rdx),%xmm3
  movsd  -0x10(%rdx),%xmm2
  mulsd  %xmm4,%xmm0
  movsd  -0x8(%rdx),%xmm1
  mov    -0x58(%rsp),%rax
  mov    0x38(%rsp),%ecx
  lea    (%rsi,%rax,1),%r13
  lea    0x10(%rdi),%rax
  mov    %rax,-0x70(%rsp)
  mov    %ecx,%eax
  sub    %r11d,%eax
  subsd  %xmm0,%xmm3
  movsd  0x10(%rsi),%xmm0
  mulsd  %xmm4,%xmm0
  subsd  %xmm0,%xmm2
  movsd  (%rdi),%xmm0
  mulsd  %xmm3,%xmm0
  subsd  %xmm0,%xmm2
  movsd  0x18(%rsi),%xmm0
  mulsd  %xmm4,%xmm0
  subsd  %xmm0,%xmm1
  movsd  0x8(%rdi),%xmm0
  mulsd  %xmm3,%xmm0
  subsd  %xmm0,%xmm1
  movsd  -0x8(%rbp),%xmm0
  mulsd  %xmm2,%xmm0
  subsd  %xmm0,%xmm1
  movapd %xmm3,%xmm0
  unpcklpd %xmm2,%xmm0
  movups %xmm0,-0x18(%rdx)
  movsd  %xmm1,-0x8(%rdx)
  cmp    %eax,%ecx
  jle    L158
  cmp    %r14,%rdx
  setne  %cl
  cmp    $0x1,%r11d
  setne  %r12b
  and    %r12d,%ecx
  lea    0x8(%r8),%r12
  cmp    %r12,%rdx
  setne  %r12b
  and    %r12d,%ecx
  lea    0x18(%rdi),%r12
  cmp    %r12,%rdx
  setne  %r12b
  test   %r12b,%cl
  je     L118
  lea    0x28(%rsi),%rcx
  cmp    %rdx,%rcx
  je     L118
  mov    %r11d,%r9d
  movapd %xmm4,%xmm9
  movapd %xmm3,%xmm8
  xor    %ecx,%ecx
  movapd %xmm2,%xmm7
  movapd %xmm1,%xmm6
  shr    %r9d
  unpcklpd %xmm9,%xmm9
  unpcklpd %xmm7,%xmm7
  lea    -0x8(%r14),%r12
  unpcklpd %xmm6,%xmm6
  shl    $0x4,%r9
  unpcklpd %xmm8,%xmm8
  nopl   0x0(%rax)
L237:
  movupd 0x20(%rsi,%rcx,1),%xmm5
  movupd (%rdx,%rcx,1),%xmm0
  mulpd  %xmm9,%xmm5
  subpd  %xmm5,%xmm0
  movupd 0x10(%rdi,%rcx,1),%xmm5
  mulpd  %xmm8,%xmm5
  subpd  %xmm5,%xmm0
  movupd (%r8,%rcx,1),%xmm5
  mulpd  %xmm7,%xmm5
  subpd  %xmm5,%xmm0
  movupd (%r12,%rcx,1),%xmm5
  mulpd  %xmm6,%xmm5
  subpd  %xmm5,%xmm0
  movups %xmm0,(%rdx,%rcx,1)
  add    $0x10,%rcx
  cmp    %rcx,%r9
  jne    L237
  mov    %r11d,%ecx
  mov    -0x70(%rsp),%r9
  and    $0xfffffffe,%ecx
  mov    %ecx,-0x68(%rsp)
  add    %ecx,%eax
  shl    $0x3,%rcx
  add    %rcx,%r10
  add    %rcx,%r9
  lea    0x0(%rbp,%rcx,1),%r12
  add    %r13,%rcx
  cmp    -0x68(%rsp),%r11d
  je     L158
  mulsd  (%r10),%xmm4
  cltq
  lea    (%r15,%rax,8),%rax
  mulsd  (%r9),%xmm3
  movsd  (%rax),%xmm0
  mulsd  (%r12),%xmm2
  mulsd  (%rcx),%xmm1
  subsd  %xmm4,%xmm0
  subsd  %xmm3,%xmm0
  subsd  %xmm2,%xmm0
  subsd  %xmm1,%xmm0
  movsd  %xmm0,(%rax)
L158:
  add    %rbx,%rsi
  add    %rbx,%rdi
  add    %rbx,%rbp
  add    %rbx,%r14
  add    $0x20,%rdx
  sub    $0x4,%r11d
  add    %rbx,%r8
  cmp    %rdx,-0x48(%rsp)
  jne    L199
  mov    -0x38(%rsp),%rax
  add    $0x1,%rax
  imul   %rbx,%rax
  mov    -0x2c(%rsp),%ebx
  add    %rax,0x98(%rsp)
  mov    -0x40(%rsp),%eax
  lea    0x4(%rax,%rbx,4),%eax
  mov    %eax,-0x40(%rsp)
L165:
  mov    0x38(%rsp),%ebx
  mov    -0x40(%rsp),%r14d
  lea    -0x1(%rbx),%eax
  cmp    %r14d,%eax
  jle    L219
  mov    0x98(%rsp),%r11
  movslq %r14d,%rdx
  movslq 0xa4(%rsp),%rax
  movsd  (%r15,%rdx,8),%xmm2
  lea    0x0(,%rdx,8),%r10
  movsd  0x8(%r11),%xmm0
  lea    0x8(%r15,%r10,1),%rcx
  lea    0x10(,%rax,8),%rax
  movsd  (%rcx),%xmm1
  lea    (%r11,%rax,1),%rsi
  lea    0x10(%r11),%rdi
  mulsd  %xmm2,%xmm0
  movapd %xmm1,%xmm3
  subsd  %xmm0,%xmm3
  movsd  %xmm3,(%rcx)
  lea    0x2(%r14),%ecx
  cmp    %ecx,%ebx
  jle    L219
  sub    %r14d,%ebx
  lea    0x8(%r11,%rax,1),%rax
  lea    0x10(%r15,%r10,1),%r9
  add    $0x2,%rdx
  mov    %ebx,%r8d
  mov    %r11,%rbx
  cmp    %rax,%r9
  lea    0x18(%rbx),%rax
  setne  %r11b
  cmp    %rax,%r9
  setne  %al
  test   %al,%r11b
  je     L140
  cmp    $0x3,%r8d
  je     L140
  sub    $0x2,%r8d
  movapd %xmm2,%xmm5
  movapd %xmm3,%xmm4
  xor    %eax,%eax
  mov    %r8d,%edx
  unpcklpd %xmm5,%xmm5
  unpcklpd %xmm4,%xmm4
  mov    %rbx,%r10
  shr    %edx
  shl    $0x4,%rdx
  nopl   (%rax)
L56:
  movupd 0x10(%r10,%rax,1),%xmm1
  movupd (%r9,%rax,1),%xmm0
  mulpd  %xmm5,%xmm1
  subpd  %xmm1,%xmm0
  movupd (%rsi,%rax,1),%xmm1
  mulpd  %xmm4,%xmm1
  subpd  %xmm1,%xmm0
  movups %xmm0,(%r9,%rax,1)
  add    $0x10,%rax
  cmp    %rdx,%rax
  jne    L56
  mov    %r8d,%r9d
  and    $0xfffffffe,%r9d
  mov    %r9d,%edx
  lea    (%r9,%rcx,1),%eax
  shl    $0x3,%rdx
  add    %rdx,%rdi
  add    %rsi,%rdx
  cmp    %r8d,%r9d
  je     L219
  mulsd  (%rdi),%xmm2
  cltq
  lea    (%r15,%rax,8),%rax
  mulsd  (%rdx),%xmm3
  movsd  (%rax),%xmm0
  subsd  %xmm2,%xmm0
  subsd  %xmm3,%xmm0
  movsd  %xmm0,(%rax)
L219:
  add    $0xb0,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   (%rax)
L0:
  mov    -0x38(%rsp),%edx
  mov    -0x28(%rsp),%r11
  mov    -0x20(%rsp),%rsi
  mov    -0x70(%rsp),%rbp
  mov    -0x10(%rsp),%r9
  lea    0x8(,%rdx,8),%rcx
  xor    %edx,%edx
  nopw   0x0(%rax,%rax,1)
L119:
  movsd  0x40(%r13,%rdx,1),%xmm6
  movsd  0x40(%rax,%rdx,1),%xmm0
  mulsd  %xmm7,%xmm6
  subsd  %xmm6,%xmm0
  movsd  0x30(%r14,%rdx,1),%xmm6
  mulsd  %xmm8,%xmm6
  subsd  %xmm6,%xmm0
  movsd  0x28(%r15,%rdx,1),%xmm6
  mulsd  %xmm15,%xmm6
  subsd  %xmm6,%xmm0
  movsd  0x20(%r8,%rdx,1),%xmm6
  mulsd  %xmm5,%xmm6
  subsd  %xmm6,%xmm0
  movsd  0x18(%rbp,%rdx,1),%xmm6
  mulsd  %xmm4,%xmm6
  subsd  %xmm6,%xmm0
  movsd  0x10(%rdi,%rdx,1),%xmm6
  mulsd  %xmm3,%xmm6
  subsd  %xmm6,%xmm0
  movsd  0x8(%rsi,%rdx,1),%xmm6
  mulsd  %xmm2,%xmm6
  subsd  %xmm6,%xmm0
  movsd  (%r9,%rdx,1),%xmm6
  mulsd  %xmm1,%xmm6
  subsd  %xmm6,%xmm0
  movsd  %xmm0,0x40(%rax,%rdx,1)
  add    $0x8,%rdx
  cmp    %rcx,%rdx
  jne    L119
  mov    %r11,-0x28(%rsp)
  mov    %rbp,-0x70(%rsp)
  jmp    L108
  xchg   %ax,%ax
L118:
  lea    -0x1(%r11),%eax
  lea    -0x20(%rdx),%rcx
  lea    0x8(,%rax,8),%r10
  xor    %eax,%eax
  nopw   0x0(%rax,%rax,1)
L254:
  movsd  0x20(%rsi,%rax,1),%xmm5
  movsd  0x20(%rcx,%rax,1),%xmm0
  mulsd  %xmm4,%xmm5
  subsd  %xmm5,%xmm0
  movsd  0x10(%rdi,%rax,1),%xmm5
  mulsd  %xmm3,%xmm5
  subsd  %xmm5,%xmm0
  movsd  0x8(%r9,%rax,1),%xmm5
  mulsd  %xmm2,%xmm5
  subsd  %xmm5,%xmm0
  movsd  0x0(%r13,%rax,1),%xmm5
  mulsd  %xmm1,%xmm5
  subsd  %xmm5,%xmm0
  movsd  %xmm0,0x20(%rcx,%rax,1)
  add    $0x8,%rax
  cmp    %r10,%rax
  jne    L254
  jmp    L158
L189:
  movl   $0x0,-0x40(%rsp)
  mov    -0x40(%rsp),%r8d
  jmp    L159
L140:
  mov    0x98(%rsp),%rax
  mov    0x38(%rsp),%ecx
  sub    %r10,%rsi
  sub    %r10,%rax
L110:
  movsd  (%rax,%rdx,8),%xmm1
  movsd  (%r15,%rdx,8),%xmm0
  mulsd  %xmm2,%xmm1
  subsd  %xmm1,%xmm0
  movsd  -0x10(%rsi,%rdx,8),%xmm1
  mulsd  %xmm3,%xmm1
  subsd  %xmm1,%xmm0
  movsd  %xmm0,(%r15,%rdx,8)
  add    $0x1,%rdx
  cmp    %edx,%ecx
  jg     L110
  jmp    L219
```

assistant: ```c
void slsolve(int ldm, int ncol, double *M, double *rhs) {
  int k;
  double x0, x1, x2, x3, x4, x5, x6, x7;
  double *M0;
  register double *Mki0, *Mki1, *Mki2, *Mki3, *Mki4, *Mki5, *Mki6, *Mki7;
  register int firstcol = 0;
  M0 = &M[0];
  while (firstcol < ncol - 7) {
    Mki0 = M0 + 1;
    Mki1 = Mki0 + ldm + 1;
    Mki2 = Mki1 + ldm + 1;
    Mki3 = Mki2 + ldm + 1;
    Mki4 = Mki3 + ldm + 1;
    Mki5 = Mki4 + ldm + 1;
    Mki6 = Mki5 + ldm + 1;
    Mki7 = Mki6 + ldm + 1;
    x0 = rhs[firstcol];
    x1 = rhs[firstcol + 1] - x0 * *Mki0++;
    x2 = rhs[firstcol + 2] - x0 * *Mki0++ - x1 * *Mki1++;
    x3 = rhs[firstcol + 3] - x0 * *Mki0++ - x1 * *Mki1++ - x2 * *Mki2++;
    x4 = rhs[firstcol + 4] - x0 * *Mki0++ - x1 * *Mki1++ - x2 * *Mki2++ - x3 * *Mki3++;
    x5 = rhs[firstcol + 5] - x0 * *Mki0++ - x1 * *Mki1++ - x2 * *Mki2++ - x3 * *Mki3++ - x4 * *Mki4++;
    x6 = rhs[firstcol + 6] - x0 * *Mki0++ - x1 * *Mki1++ - x2 * *Mki2++ - x3 * *Mki3++ - x4 * *Mki4++ - x5 * *Mki5++;
    x7 = rhs[firstcol + 7] - x0 * *Mki0++ - x1 * *Mki1++ - x2 * *Mki2++ - x3 * *Mki3++ - x4 * *Mki4++ - x5 * *Mki5++ - x6 * *Mki6++;
    rhs[++firstcol] = x1;
    rhs[++firstcol] = x2;
    rhs[++firstcol] = x3;
    rhs[++firstcol] = x4;
    rhs[++firstcol] = x5;
    rhs[++firstcol] = x6;
    rhs[++firstcol] = x7;
    ++firstcol;
    for (k = firstcol; k < ncol; k++)
      rhs[k] = rhs[k] - x0 * *Mki0++ - x1 * *Mki1++ - x2 * *Mki2++ - x3 * *Mki3++ - x4 * *Mki4++ - x5 * *Mki5++ - x6 * *Mki6++ - x7 * *Mki7++;
    M0 += 8 * ldm + 8;
  }
  while (firstcol < ncol - 3) {
    Mki0 = M0 + 1;
    Mki1 = Mki0 + ldm + 1;
    Mki2 = Mki1 + ldm + 1;
    Mki3 = Mki2 + ldm + 1;
    x0 = rhs[firstcol];
    x1 = rhs[firstcol + 1] - x0 * *Mki0++;
    x2 = rhs[firstcol + 2] - x0 * *Mki0++ - x1 * *Mki1++;
    x3 = rhs[firstcol + 3] - x0 * *Mki0++ - x1 * *Mki1++ - x2 * *Mki2++;
    rhs[++firstcol] = x1;
    rhs[++firstcol] = x2;
    rhs[++firstcol] = x3;
    ++firstcol;
    for (k = firstcol; k < ncol; k++)
      rhs[k] = rhs[k] - x0 * *Mki0++ - x1 * *Mki1++ - x2 * *Mki2++ - x3 * *Mki3++;
    M0 += 4 * ldm + 4;
  }
  if (firstcol < ncol - 1) {
    Mki0 = M0 + 1;
    Mki1 = Mki0 + ldm + 1;
    x0 = rhs[firstcol];
    x1 = rhs[firstcol + 1] - x0 * *Mki0++;
    rhs[++firstcol] = x1;
    ++firstcol;
    for (k = firstcol; k < ncol; k++)
      rhs[k] = rhs[k] - x0 * *Mki0++ - x1 * *Mki1++;
  }
}
```