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

```asm
<sgefa>:
  endbr64
  push   %r15
  lea    -0x1(%rdx),%eax
  mov    %esi,%r15d
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x78,%rsp
  movl   $0xffffffff,(%r8)
  mov    %rdi,0x10(%rsp)
  mov    %edx,0xc(%rsp)
  mov    %rcx,0x38(%rsp)
  mov    %r8,0x58(%rsp)
  mov    %eax,0x64(%rsp)
  test   %eax,%eax
  jle    L8
  movslq %esi,%rax
  mov    0xc(%rsp),%ecx
  pxor   %xmm4,%xmm4
  mov    $0x1,%ebx
  lea    0x8(,%rax,8),%rax
  movl   $0x0,0x28(%rsp)
  mov    %esi,%r14d
  mov    %rax,0x48(%rsp)
  mov    0x10(%rsp),%rax
  movsd  %xmm4,0x40(%rsp)
  mov    %rax,0x20(%rsp)
  lea    -0x2(%rcx),%eax
  add    $0x2,%rax
  mov    %rax,0x50(%rsp)
  lea    0x1(%rcx),%eax
  mov    %eax,0x60(%rsp)
  jmp    L32
  nopl   0x0(%rax,%rax,1)
L113:
  mov    0x58(%rsp),%rax
  mov    %ebp,(%rax)
  mov    0x28(%rsp),%eax
  add    %r14d,%eax
  mov    %eax,0x2c(%rsp)
  lea    0x1(%rbx),%rax
  mov    %rax,0x30(%rsp)
L47:
  mov    0x2c(%rsp),%eax
  mov    0x48(%rsp),%rsi
  mov    0x30(%rsp),%rbx
  add    %rsi,0x20(%rsp)
  mov    %eax,0x28(%rsp)
  cmp    0x50(%rsp),%rbx
  je     L54
L32:
  mov    0x60(%rsp),%edi
  mov    0x20(%rsp),%rsi
  mov    %r14d,%edx
  lea    0x1(%rbx),%r15d
  mov    0xc(%rsp),%r13d
  lea    -0x1(%rbx),%ebp
  sub    %ebx,%edi
  call   <isamax@plt>
  mov    0x10(%rsp),%rdx
  sub    %ebx,%r13d
  lea    -0x1(%rax,%rbx,1),%r10d
  mov    %eax,%r12d
  mov    0x38(%rsp),%rax
  mov    %r10d,-0x4(%rax,%rbx,4)
  imul   %r14d,%r10d
  lea    (%r10,%rbx,1),%eax
  cltq
  lea    -0x8(%rdx,%rax,8),%rax
  movsd  (%rax),%xmm0
  ucomisd 0x40(%rsp),%xmm0
  jp     L90
  je     L113
L90:
  mov    0x20(%rsp),%rcx
  movsd  (%rcx),%xmm1
  test   %r12d,%r12d
  je     L23
  movsd  %xmm1,(%rax)
  movapd %xmm0,%xmm1
  movsd  %xmm0,(%rcx)
L23:
  mov    0x28(%rsp),%eax
  mov    0x10(%rsp),%rsi
  mov    %r14d,%edx
  mov    %r13d,%edi
  movsd  D0(%rip),%xmm0
  mov    %r10d,0x30(%rsp)
  add    %r14d,%eax
  divsd  %xmm1,%xmm0
  movslq %eax,%r11
  mov    %eax,0x2c(%rsp)
  lea    (%r11,%rbx,1),%rax
  mov    %r11,0x18(%rsp)
  lea    -0x8(%rsi,%rax,8),%rsi
  mov    %rsi,0x68(%rsp)
  call   <sscal@plt>
  lea    0x1(%rbx),%rax
  cmp    %r15d,0xc(%rsp)
  mov    0x30(%rsp),%r10d
  mov    0x18(%rsp),%r11
  mov    %rax,0x30(%rsp)
  jl     L47
  mov    0x10(%rsp),%rcx
  add    %r11,%rax
  mov    %r12d,0x18(%rsp)
  movslq %r10d,%rbp
  mov    %r14d,%r12d
  sub    %r11,%rbp
  lea    -0x8(%rcx,%rax,8),%rbx
  mov    %rbx,%r14
  mov    0x68(%rsp),%rbx
  nopl   0x0(%rax)
L52:
  mov    0x18(%rsp),%eax
  movsd  (%r14,%rbp,8),%xmm0
  test   %eax,%eax
  je     L63
  mov    0x28(%rsp),%eax
  mov    0x10(%rsp),%rcx
  add    %r15d,%eax
  cltq
  lea    -0x8(%rcx,%rax,8),%rax
  movsd  (%rax),%xmm1
  movsd  %xmm1,(%r14,%rbp,8)
  movsd  %xmm0,(%rax)
L63:
  mov    %r14,%rcx
  mov    %r12d,%r8d
  mov    %r12d,%edx
  mov    %rbx,%rsi
  mov    %r13d,%edi
  add    $0x1,%r15d
  add    $0x8,%r14
  call   <saxpy@plt>
  cmp    %r15d,0xc(%rsp)
  jge    L52
  mov    %r12d,%r14d
  jmp    L47
  nopw   0x0(%rax,%rax,1)
L54:
  mov    %r14d,%r15d
L72:
  mov    0x64(%rsp),%edx
  mov    %r15d,%r9d
  movslq 0xc(%rsp),%rax
  mov    0x38(%rsp),%rsi
  movsd  0x40(%rsp),%xmm3
  imul   %edx,%r9d
  mov    %edx,-0x4(%rsi,%rax,4)
  add    %eax,%r9d
  mov    0x10(%rsp),%rax
  movslq %r9d,%r9
  ucomisd -0x8(%rax,%r9,8),%xmm3
  jp     L123
  jne    L123
  mov    0x58(%rsp),%rax
  mov    0x64(%rsp),%esi
  mov    %esi,(%rax)
L123:
  add    $0x78,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopw   0x0(%rax,%rax,1)
L8:
  pxor   %xmm5,%xmm5
  movsd  %xmm5,0x40(%rsp)
  jmp    L72
```

tool_calls: name: read_data
arguments: label: D0
type: f32[2]

tool: {"D0": [0.0,-1.875]}

assistant: ```c
void sgefa(double *a, int lda, int n, int *ipvt, int *info) {
  int j, k, kp1, l, nm1;
  double t;
  *info = -1;
  nm1 = n - 1;
  if (nm1 > 0) {
    for (k = 1; k <= nm1; k++) {
      kp1 = k + 1;
      l = isamax(n - k + 1, &a[(k - 1) * lda + k - 1], lda) + k - 1;
      ipvt[k - 1] = l;
      if (a[l * lda + k - 1] != 0.0) {
        if (l != (k - 1)) {
          t = a[l * lda + k - 1];
          a[l * lda + k - 1] = a[(k - 1) * lda + k - 1];
          a[(k - 1) * lda + k - 1] = t;
        }
        t = -1.0 / a[(k - 1) * lda + k - 1];
        sscal(n - k, t, (a + k * lda + k - 1), lda);
        for (j = kp1; j <= n; j++) {
          t = a[l * lda + j - 1];
          if (l != (k - 1)) {
            a[l * lda + j - 1] = a[(k - 1) * lda + j - 1];
            a[(k - 1) * lda + j - 1] = t;
          }
          saxpy(n - k, t, (a + k * lda + k - 1), lda, (a + k * lda + j - 1), lda);
        }
      } else
        *info = k - 1;
    }
  }
  ipvt[n - 1] = n - 1;
  if (a[(n - 1) * lda + n - 1] == 0.0)
    *info = n - 1;
}
```