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

```asm
<gels>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  test   %edx,%edx
  jle    L170
  mov    %rsi,%rbx
  mov    %edx,%r10d
  movapd %xmm0,%xmm7
  mov    %rcx,%r12
  lea    0x1(%rdx),%esi
  pxor   %xmm8,%xmm8
  mov    $0x0,%edx
  mov    $0x1,%eax
  mov    $0x0,%r13d
  movl   $0x0,-0x14(%rsp)
  movq   D16(%rip),%xmm2
  jmp    L30
L187:
  add    $0x1,%eax
  cmp    %esi,%eax
  je     L220
L30:
  add    %eax,%edx
  movslq %edx,%rcx
  movsd  -0x8(%rdi,%rcx,8),%xmm0
  andpd  %xmm2,%xmm0
  comisd %xmm8,%xmm0
  jbe    L187
  movapd %xmm0,%xmm8
  mov    %eax,%r13d
  mov    %edx,-0x14(%rsp)
  jmp    L187
L220:
  mulsd  %xmm8,%xmm7
  lea    -0x1(%r10),%ebp
  mov    %r10d,%eax
  mov    %rax,-0x8(%rsp)
  mov    $0x1,%r15d
  movl   $0x0,-0x10(%rsp)
  movl   $0x0,-0xc(%rsp)
  pxor   %xmm5,%xmm5
  movsd  D38(%rip),%xmm4
  movapd %xmm5,%xmm6
  movq   D21(%rip),%xmm3
  movq   D16(%rip),%xmm2
  mov    %r13d,%r14d
  jmp    L91
L193:
  movsd  0x0(%r13),%xmm0
  movslq %ecx,%r8
  movsd  %xmm0,-0x8(%rdi,%r8,8)
  movslq %eax,%r8
  movsd  -0x8(%rdi,%r8,8),%xmm0
L175:
  movsd  %xmm0,-0x8(%r12,%rdx,8)
  movslq %eax,%r8
  mulsd  %xmm8,%xmm0
  movsd  %xmm0,-0x8(%rdi,%r8,8)
  add    $0x1,%rdx
  cmp    %edx,%ebp
  jl     L66
L249:
  add    %edx,%eax
  add    $0x1,%ecx
  cmp    %eax,%esi
  je     L193
  lea    (%r11,%rax,1),%r8d
  cmovl  %r8d,%ecx
  movslq %ecx,%r8
  lea    -0x8(%rdi,%r8,8),%r8
  movsd  (%r8),%xmm0
  movslq %eax,%r9
  movsd  -0x8(%rdi,%r9,8),%xmm1
  movsd  %xmm1,(%r8)
  jmp    L175
L97:
  mulsd  -0x8(%rbx,%r15,8),%xmm1
  addsd  (%rbx,%r9,8),%xmm1
  movsd  %xmm1,(%rbx,%r9,8)
  add    $0x1,%r9
  cmp    %r9d,%ebp
  jl     L154
L29:
  mov    %r9d,-0x18(%rsp)
  mov    %r9d,-0x1c(%rsp)
  movsd  -0x8(%r12,%r9,8),%xmm1
  xorpd  %xmm3,%xmm1
  lea    0x0(%r13,%r9,1),%r8d
  cmp    %r9d,%ebp
  jl     L135
  mov    %r9d,%edx
  mov    %r11d,%eax
L3:
  add    %edx,%eax
  lea    (%r8,%rax,1),%ecx
  movslq %ecx,%rcx
  lea    -0x8(%rdi,%rcx,8),%rcx
  movslq %eax,%rsi
  movapd %xmm1,%xmm0
  mulsd  -0x8(%rdi,%rsi,8),%xmm0
  addsd  (%rcx),%xmm0
  movsd  %xmm0,(%rcx)
  add    $0x1,%edx
  cmp    %edx,%r10d
  jne    L3
L135:
  add    -0x1c(%rsp),%r11d
  add    %r11d,%r8d
  movslq %r8d,%rax
  movsd  -0x8(%rdi,%rax,8),%xmm0
  andpd  %xmm2,%xmm0
  comisd %xmm8,%xmm0
  jbe    L97
  mov    -0x18(%rsp),%r14d
  add    $0x1,%r14d
  movapd %xmm0,%xmm8
  mov    %r8d,-0x14(%rsp)
  jmp    L97
L83:
  cmp    $0x1,%r10d
  jle    L176
  movslq %r10d,%r8
  mov    %r10d,%esi
  movsd  D3(%rip),%xmm2
  mov    -0x10(%rsp),%r11d
L215:
  sub    %esi,%r11d
  sub    $0x1,%esi
  movslq %r11d,%rax
  movapd %xmm2,%xmm0
  addsd  -0x8(%rdi,%rax,8),%xmm0
  cvttsd2si %xmm0,%r9d
  movsd  -0x10(%rbx,%r8,8),%xmm1
  cmp    %r8d,%r10d
  jl     L63
  movslq %esi,%rax
  mov    %r11d,%edx
L148:
  add    %eax,%edx
  movslq %edx,%rcx
  movsd  -0x8(%rdi,%rcx,8),%xmm0
  mulsd  (%rbx,%rax,8),%xmm0
  subsd  %xmm0,%xmm1
  add    $0x1,%rax
  cmp    %eax,%ebp
  jge    L148
L63:
  lea    (%rsi,%r9,1),%eax
  cltq
  lea    -0x8(%rbx,%rax,8),%rax
  movsd  (%rax),%xmm0
  movsd  %xmm0,-0x10(%rbx,%r8,8)
  movsd  %xmm1,(%rax)
  sub    $0x1,%r8
  cmp    $0x1,%esi
  jne    L215
L176:
  mov    -0xc(%rsp),%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L170:
  movl   $0xffffffff,-0xc(%rsp)
  jmp    L176
L161:
  movl   $0xffffffff,-0xc(%rsp)
  jmp    L176
L66:
  pxor   %xmm0,%xmm0
  cvtsi2sd %r11d,%xmm0
  movsd  %xmm0,0x0(%r13)
  mov    %r15,%r9
  mov    -0x10(%rsp),%r11d
  movapd %xmm6,%xmm8
  mov    $0x1,%r13d
  sub    -0x1c(%rsp),%r13d
  jmp    L29
L68:
  movslq -0x10(%rsp),%rax
  pxor   %xmm0,%xmm0
  cvtsi2sd %r11d,%xmm0
  movsd  %xmm0,-0x8(%rdi,%rax,8)
  pxor   %xmm8,%xmm8
L154:
  add    $0x1,%r15
  cmp    %r15d,%r10d
  jl     L83
L91:
  mov    %r15d,%edx
  mov    %r15d,-0x1c(%rsp)
  mov    %r15d,%eax
  comisd %xmm8,%xmm5
  jae    L161
  mov    -0xc(%rsp),%esi
  test   %esi,%esi
  jne    L259
  sub    $0x1,%edx
  comisd %xmm8,%xmm7
  cmovb  %esi,%edx
  mov    %edx,-0xc(%rsp)
L259:
  mov    %r14d,%r11d
  sub    %eax,%r11d
  add    %eax,-0x10(%rsp)
  mov    -0x10(%rsp),%r9d
  movslq -0x14(%rsp),%rdx
  movapd %xmm4,%xmm8
  divsd  -0x8(%rdi,%rdx,8),%xmm8
  movslq %r14d,%rdx
  lea    -0x8(%rbx,%rdx,8),%rdx
  movapd %xmm8,%xmm0
  mulsd  (%rdx),%xmm0
  movsd  -0x8(%rbx,%r15,8),%xmm1
  movsd  %xmm1,(%rdx)
  movsd  %xmm0,-0x8(%rbx,%r15,8)
  cmp    -0x8(%rsp),%r15
  je     L83
  lea    -0x1(%r14,%rax,1),%edx
  imul   %r11d,%edx
  mov    %edx,%eax
  shr    $0x1f,%eax
  add    %edx,%eax
  sar    %eax
  lea    (%rax,%r9,1),%esi
  cmp    %r15d,%ebp
  jl     L68
  movslq %r9d,%rax
  lea    -0x8(%rdi,%rax,8),%r13
  mov    %r15,%rdx
  mov    %esi,%ecx
  mov    %r9d,%eax
  jmp    L249
```

tool_calls: name: retrieve_data
arguments: data_label: D16
type: qword
name: retrieve_data
arguments: data_label: D38
type: f64
name: retrieve_data
arguments: data_label: D21
type: f32[2]
name: retrieve_data
arguments: data_label: D3
type: f64

tool: D16: 9223372036854775807

tool: D38: 1

tool: {"D21": [0.0,-0.0]}

tool: D3: 0.5

assistant: ```c
int gels(A, R, M, EPS, AUX)
double A[], R[];
int M;
double EPS;
double AUX[];
{
  int I = 0, J = 0, K, L, IER;
  int II, LL, LLD, LR, LT, LST, LLST, LEND;
  double tb, piv, tol, pivi;
  if (M <= 0) {
  fatal:
    IER = -1;
    goto done;
  }
  IER = 0;
  piv = 0.0;
  L = 0;
  for (K = 1; K <= M; K++) {
    L += K;
    tb = fabs(A[L - 1]);
    if (tb > piv) {
      piv = tb;
      I = L;
      J = K;
    }
  }
  tol = EPS * piv;
  LST = 0;
  LEND = M - 1;
  for (K = 1; K <= M; K++) {
    if (piv <= 0.0)
      goto fatal;
    if (IER == 0) {
      if (piv <= tol) {
        IER = K - 1;
      }
    }
    LT = J - K;
    LST += K;
    pivi = 1.0 / A[I - 1];
    L = K;
    LL = L + LT;
    tb = pivi * R[LL - 1];
    R[LL - 1] = R[L - 1];
    R[L - 1] = tb;
    if (K >= M)
      break;
    LR = LST + (LT * (K + J - 1)) / 2;
    LL = LR;
    L = LST;
    for (II = K; II <= LEND; II++) {
      L += II;
      LL += 1;
      if (L == LR) {
        A[LL - 1] = A[LST - 1];
        tb = A[L - 1];
        goto lab13;
      }
      if (L > LR)
        LL = L + LT;
      tb = A[LL - 1];
      A[LL - 1] = A[L - 1];
    lab13:
      AUX[II - 1] = tb;
      A[L - 1] = pivi * tb;
    }
    A[LST - 1] = LT;
    piv = 0.0;
    LLST = LST;
    LT = 0;
    for (II = K; II <= LEND; II++) {
      pivi = -AUX[II - 1];
      LL = LLST;
      LT += 1;
      for (LLD = II; LLD <= LEND; LLD++) {
        LL += LLD;
        L = LL + LT;
        A[L - 1] += pivi * A[LL - 1];
      }
      LLST += II;
      LR = LLST + LT;
      tb = fabs(A[LR - 1]);
      if (tb > piv) {
        piv = tb;
        I = LR;
        J = II + 1;
      }
      LR = K;
      LL = LR + LT;
      R[LL - 1] += pivi * R[LR - 1];
    }
  }
  if (LEND <= 0) {
    if (LEND < 0)
      goto fatal;
    goto done;
  }
  II = M;
  for (I = 2; I <= M; I++) {
    LST -= II;
    II -= 1;
    L = A[LST - 1] + 0.5;
    J = II;
    tb = R[J - 1];
    LL = J;
    K = LST;
    for (LT = II; LT <= LEND; LT++) {
      LL += 1;
      K += LT;
      tb -= A[K - 1] * R[LL - 1];
    }
    K = J + L;
    R[J - 1] = R[K - 1];
    R[K - 1] = tb;
  }
done:
  return (IER);
}
```