user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<matupd_>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x68,%rsp
  mov    %edi,0x3c(%rsp)
  mov    %esi,0x14(%rsp)
  mov    %r8,%r13
  mov    %r9,%r12
  mov    0xb0(%rsp),%rbx
  mov    0xb8(%rsp),%ebp
  mov    0xc0(%rsp),%r15
  movsd  %xmm0,0x8(%rsp)
  movsd  %xmm1,0x48(%rsp)
  movsd  %xmm2,0x50(%rsp)
  movsd  %xmm3,0x58(%rsp)
  lea    0x1(%rsi),%eax
  cltq
  lea    0x0(,%rax,8),%r14
  mov    %r9,%rax
  sub    %r14,%rax
  mov    %rax,0x18(%rsp)
  mov    %r8,%rax
  sub    %r14,%rax
  mov    %rax,0x20(%rsp)
  lea    0x1(%rdi),%eax
  cltq
  shl    $0x3,%rax
  sub    %rax,%rcx
  mov    %rcx,0x28(%rsp)
  sub    %rax,%rdx
  mov    %rdx,0x30(%rsp)
  cmp    %ebp,%esi
  jl     L19
  mov    %ebp,(%r15)
  mov    0xc8(%rsp),%rcx
  mov    %ebp,%eax
  add    (%rcx),%eax
  sub    $0x2,%eax
  cltd
  idiv   %esi
  add    $0x1,%edx
  mov    %edx,(%rbx)
L96:
  mov    0x3c(%rsp),%edi
  mov    %edi,%eax
  imul   (%rbx),%eax
  cltq
  mov    0x30(%rsp),%rcx
  lea    0x8(%rcx,%rax,8),%rdx
  mov    0xa0(%rsp),%rsi
  call   <dcopy_@plt>
  mov    0x3c(%rsp),%edi
  mov    %edi,%eax
  imul   (%rbx),%eax
  cltq
  mov    0x28(%rsp),%rbx
  lea    0x8(%rbx,%rax,8),%rdx
  mov    0xa8(%rsp),%rsi
  call   <dcopy_@plt>
  movsd  0x8(%rsp),%xmm0
  divsd  0x48(%rsp),%xmm0
  mov    0xd0(%rsp),%rax
  movsd  %xmm0,(%rax)
  cmp    %ebp,0x14(%rsp)
  jge    L87
  mov    (%r15),%eax
  mov    %eax,0x38(%rsp)
  cmp    $0x1,%eax
  jle    L94
  lea    -0x8(%r14),%rax
  mov    %rax,0x40(%rsp)
  mov    %r12,%rbx
  mov    %r13,%r12
  mov    $0x1,%ebp
L2:
  mov    %ebp,%eax
  add    $0x1,%ebp
  lea    (%r14,%rbx,1),%rsi
  mov    %rbx,%rdx
  mov    %eax,0x8(%rsp)
  mov    %eax,%edi
  call   <dcopy_@plt>
  lea    (%r14,%r12,1),%r13
  mov    (%r15),%eax
  sub    0x8(%rsp),%eax
  mov    %eax,%edi
  mov    %r12,%rdx
  mov    %r13,%rsi
  call   <dcopy_@plt>
  add    0x40(%rsp),%rbx
  mov    %r13,%r12
  cmp    %ebp,0x38(%rsp)
  jne    L2
L87:
  mov    0xc8(%rsp),%rax
  mov    (%rax),%ebx
  mov    (%r15),%eax
  mov    %eax,0x38(%rsp)
  cmp    $0x1,%eax
  jle    L94
  mov    0x14(%rsp),%r13d
  mov    $0x1,%r12d
  mov    0x3c(%rsp),%ebp
L6:
  mov    %ebp,%eax
  imul   %ebx,%eax
  cltq
  lea    0x8(,%rax,8),%rdi
  mov    %r13d,%eax
  add    (%r15),%eax
  cltq
  mov    0x20(%rsp),%rcx
  lea    (%rcx,%rax,8),%r14
  mov    0x28(%rsp),%rdx
  mov    %rdi,0x8(%rsp)
  add    %rdi,%rdx
  mov    0xa0(%rsp),%rsi
  mov    %ebp,%edi
  call   <ddot_@plt>
  movsd  %xmm0,(%r14)
  mov    0x14(%rsp),%eax
  imul   (%r15),%eax
  add    %r12d,%eax
  cltq
  mov    0x18(%rsp),%rdx
  lea    (%rdx,%rax,8),%r14
  mov    0x8(%rsp),%rsi
  add    0x30(%rsp),%rsi
  mov    0xa0(%rsp),%rdx
  mov    %ebp,%edi
  call   <ddot_@plt>
  movsd  %xmm0,(%r14)
  mov    %ebx,%eax
  mov    0x14(%rsp),%ecx
  cltd
  idiv   %ecx
  lea    0x1(%rdx),%ebx
  add    $0x1,%r12d
  add    %ecx,%r13d
  cmp    %r12d,0x38(%rsp)
  jne    L6
L94:
  movsd  0x50(%rsp),%xmm4
  ucomisd D0(%rip),%xmm4
  jp     L95
  jne    L95
  mov    (%r15),%edx
  mov    0x14(%rsp),%eax
  imul   %edx,%eax
  add    %edx,%eax
  cltq
  mov    0x18(%rsp),%rbx
  movsd  0x58(%rsp),%xmm7
  movsd  %xmm7,(%rbx,%rax,8)
L13:
  mov    (%r15),%edx
  mov    0x14(%rsp),%eax
  imul   %edx,%eax
  add    %edx,%eax
  cltq
  mov    0x20(%rsp),%rbx
  movsd  0x48(%rsp),%xmm6
  movsd  %xmm6,(%rbx,%rax,8)
  mov    $0x0,%eax
  add    $0x68,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L19:
  mov    (%rbx),%eax
  mov    0x14(%rsp),%ecx
  cltd
  idiv   %ecx
  add    $0x1,%edx
  mov    %edx,(%rbx)
  mov    0xc8(%rsp),%rax
  mov    (%rax),%eax
  cltd
  idiv   %ecx
  add    $0x1,%edx
  mov    0xc8(%rsp),%rax
  mov    %edx,(%rax)
  jmp    L96
L95:
  mov    (%r15),%edx
  mov    0x14(%rsp),%eax
  imul   %edx,%eax
  add    %edx,%eax
  cltq
  movsd  0x50(%rsp),%xmm0
  mulsd  %xmm0,%xmm0
  mulsd  0x58(%rsp),%xmm0
  mov    0x18(%rsp),%rbx
  movsd  %xmm0,(%rbx,%rax,8)
  jmp    L13
```

tool_calls: name: disassemble_data
arguments: tag: D0
type: f64

tool: D0: 1

assistant: ```c
int matupd_(int n, int m, double *ws, double *wy, double *sy, double *ss, double *d, double *r, int *itail, int iupdat, int *col, int *head, double *theta, double rr, double dr, double stp, double dtd) {
  int ws_offset, wy_offset, sy_offset, ss_offset, i1, i2;
  int j, pointr;
  --r;
  --d;
  ss_offset = 1 + m;
  ss -= ss_offset;
  sy_offset = 1 + m;
  sy -= sy_offset;
  wy_offset = 1 + n;
  wy -= wy_offset;
  ws_offset = 1 + n;
  ws -= ws_offset;
  if (iupdat <= m) {
    *col = iupdat;
    *itail = (*head + iupdat - 2) % m + 1;
  } else {
    *itail = *itail % m + 1;
    *head = *head % m + 1;
  }
  dcopy_(n, &d[1], &ws[*itail * n + 1]);
  dcopy_(n, &r[1], &wy[*itail * n + 1]);
  *theta = rr / dr;
  if (iupdat > m) {
    i1 = *col - 1;
    for (j = 1; j <= i1; ++j) {
      dcopy_(j, &ss[(j + 1) * m + 2], &ss[j * m + 1]);
      i2 = *col - j;
      dcopy_(i2, &sy[j + 1 + (j + 1) * m], &sy[j + j * m]);
    }
  }
  pointr = *head;
  i1 = *col - 1;
  for (j = 1; j <= i1; ++j) {
    sy[*col + j * m] = ddot_(n, &d[1], &wy[pointr * n + 1]);
    ss[j + *col * m] = ddot_(n, &ws[pointr * n + 1], &d[1]);
    pointr = pointr % m + 1;
  }
  if (stp == 1.) {
    ss[*col + *col * m] = dtd;
  } else {
    ss[*col + *col * m] = stp * stp * dtd;
  }
  sy[*col + *col * m] = dr;
  return 0;
}
```