user: 请将以下的汇编代码转换成C语言代码:

```asm
<extremum>:
  endbr64
  push   %r15
  movapd %xmm0,%xmm2
  pxor   %xmm1,%xmm1
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  mov    %rcx,%rbx
  sub    $0xf8,%rsp
  mov    %rdx,0x20(%rsp)
  mov    0x20(%rsp),%rdx
  lea    0x30(%rsp),%r13
  mov    %esi,0x2c(%rsp)
  mov    %fs:0x28,%rax
  mov    %rax,0xe8(%rsp)
  xor    %eax,%eax
  mov    %eax,(%rdx)
  cmp    %eax,0x2c(%rsp)
  jle    L169
  nopl   (%rax)
L81:
  lea    0x40(%rsp),%r12
  lea    0x90(%rsp),%r15
  xor    %r14d,%r14d
  jmp    L166
  nopw   0x0(%rax,%rax,1)
L244:
  movsd  %xmm4,0x40(%rsp)
  movapd %xmm0,%xmm1
  movsd  %xmm0,0x90(%rsp)
L78:
  add    $0x1,%r14d
  add    $0x8,%r12
  add    $0x8,%r15
L166:
  movapd %xmm1,%xmm0
  cmp    $0x2,%r14d
  ja     L133
  pxor   %xmm0,%xmm0
  cvtsi2sd %r14d,%xmm0
  mulsd  D77(%rip),%xmm0
  addsd  0x0(%rbp),%xmm0
L133:
  movsd  %xmm2,0x10(%rsp)
  mov    %r13,%rdi
  mov    $0x1,%eax
  movsd  %xmm1,0x8(%rsp)
  movsd  %xmm0,0x18(%rsp)
  call   *%rbx
  movsd  0x38(%rsp),%xmm4
  movq   D79(%rip),%xmm3
  movsd  0x10(%rsp),%xmm2
  movsd  0x8(%rsp),%xmm1
  movapd %xmm4,%xmm5
  andpd  %xmm3,%xmm5
  comisd %xmm5,%xmm2
  ja     L19
  test   %r14d,%r14d
  movsd  0x18(%rsp),%xmm0
  je     L244
  subsd  0x90(%rsp),%xmm0
  movsd  %xmm4,(%r12)
  movapd %xmm0,%xmm1
  andpd  %xmm3,%xmm1
  comisd %xmm1,%xmm2
  ja     L204
  movapd %xmm4,%xmm1
  subsd  0x40(%rsp),%xmm1
  divsd  %xmm0,%xmm1
  movsd  %xmm1,(%r15)
  cmp    $0x1,%r14d
  je     L168
  subsd  0x98(%rsp),%xmm1
  movapd %xmm1,%xmm0
  andpd  %xmm3,%xmm0
  comisd %xmm0,%xmm2
  ja     L204
  movapd %xmm4,%xmm0
  subsd  0x48(%rsp),%xmm0
  divsd  %xmm1,%xmm0
  movsd  %xmm0,(%r15)
  cmp    $0x2,%r14d
  je     L158
  subsd  0xa0(%rsp),%xmm0
  movapd %xmm0,%xmm1
  andpd  %xmm3,%xmm1
  comisd %xmm1,%xmm2
  ja     L204
  movapd %xmm4,%xmm1
  subsd  0x50(%rsp),%xmm1
  divsd  %xmm0,%xmm1
  movsd  %xmm1,(%r15)
  cmp    $0x3,%r14d
  je     L158
  subsd  0xa8(%rsp),%xmm1
  movapd %xmm1,%xmm0
  andpd  %xmm3,%xmm0
  comisd %xmm0,%xmm2
  ja     L204
  movapd %xmm4,%xmm0
  subsd  0x58(%rsp),%xmm0
  divsd  %xmm1,%xmm0
  movsd  %xmm0,(%r15)
  cmp    $0x4,%r14d
  je     L158
  subsd  0xb0(%rsp),%xmm0
  movapd %xmm0,%xmm1
  andpd  %xmm3,%xmm1
  comisd %xmm1,%xmm2
  ja     L204
  movapd %xmm4,%xmm1
  subsd  0x60(%rsp),%xmm1
  divsd  %xmm0,%xmm1
  movsd  %xmm1,(%r15)
  cmp    $0x5,%r14d
  je     L158
  subsd  0xb8(%rsp),%xmm1
  movapd %xmm1,%xmm0
  andpd  %xmm3,%xmm0
  comisd %xmm0,%xmm2
  ja     L204
  movapd %xmm4,%xmm0
  subsd  0x68(%rsp),%xmm0
  divsd  %xmm1,%xmm0
  movsd  %xmm0,(%r15)
  cmp    $0x6,%r14d
  je     L158
  subsd  0xc0(%rsp),%xmm0
  movapd %xmm0,%xmm1
  andpd  %xmm3,%xmm1
  comisd %xmm1,%xmm2
  ja     L204
  subsd  0x70(%rsp),%xmm4
  divsd  %xmm0,%xmm4
  movsd  %xmm4,(%r15)
  cmp    $0x8,%r14d
  jne    L158
L204:
  mov    D67(%rip),%rax
  mov    %rax,(%r15)
L168:
  movsd  -0x8(%r12),%xmm0
  movq   D29(%rip),%xmm1
  pxor   %xmm4,%xmm4
  addsd  (%r15),%xmm4
  xorpd  %xmm1,%xmm0
  divsd  %xmm4,%xmm0
  cmp    $0x1,%r14d
  je     L193
L159:
  movsd  -0x8(%r15),%xmm4
  addsd  %xmm0,%xmm4
  movsd  -0x10(%r12),%xmm0
  xorpd  %xmm1,%xmm0
  divsd  %xmm4,%xmm0
  cmp    $0x2,%r14d
  je     L193
  movsd  -0x10(%r15),%xmm4
  addsd  %xmm0,%xmm4
  movsd  -0x18(%r12),%xmm0
  xorpd  %xmm1,%xmm0
  divsd  %xmm4,%xmm0
  cmp    $0x3,%r14d
  je     L193
  movsd  -0x18(%r15),%xmm4
  addsd  %xmm0,%xmm4
  movsd  -0x20(%r12),%xmm0
  xorpd  %xmm1,%xmm0
  divsd  %xmm4,%xmm0
  cmp    $0x4,%r14d
  je     L193
  movsd  -0x20(%r15),%xmm4
  addsd  %xmm0,%xmm4
  movsd  -0x28(%r12),%xmm0
  xorpd  %xmm1,%xmm0
  divsd  %xmm4,%xmm0
  cmp    $0x5,%r14d
  je     L193
  movsd  -0x28(%r15),%xmm4
  addsd  %xmm0,%xmm4
  movsd  -0x30(%r12),%xmm0
  xorpd  %xmm1,%xmm0
  divsd  %xmm4,%xmm0
  cmp    $0x6,%r14d
  je     L193
  movsd  -0x30(%r15),%xmm4
  addsd  %xmm0,%xmm4
  movsd  -0x38(%r12),%xmm0
  xorpd  %xmm1,%xmm0
  divsd  %xmm4,%xmm0
L193:
  movsd  0x90(%rsp),%xmm1
  addsd  %xmm0,%xmm1
  cmp    $0x7,%r14d
  jne    L78
  mov    0x20(%rsp),%rax
  mov    0x20(%rsp),%rdx
  movsd  %xmm1,0x0(%rbp)
  mov    (%rax),%eax
  mov    %eax,0x8(%rsp)
  add    $0x1,%eax
  mov    %eax,(%rdx)
  cmp    %eax,0x2c(%rsp)
  jg     L81
L169:
  movsd  0x0(%rbp),%xmm1
  jmp    L7
  cs nopw 0x0(%rax,%rax,1)
L158:
  movsd  -0x8(%r12),%xmm0
  movq   D29(%rip),%xmm1
  pxor   %xmm4,%xmm4
  addsd  (%r15),%xmm4
  xorpd  %xmm1,%xmm0
  divsd  %xmm4,%xmm0
  jmp    L159
  nopl   (%rax)
L19:
  mov    0x20(%rsp),%rax
  movsd  %xmm1,0x0(%rbp)
  addl   $0x1,(%rax)
L7:
  movapd %xmm1,%xmm0
  mov    %r13,%rdi
  mov    $0x1,%eax
  call   *%rbx
  movsd  0x30(%rsp),%xmm0
  movq   D79(%rip),%xmm3
  movsd  D23(%rip),%xmm4
  movsd  D58(%rip),%xmm1
  movsd  %xmm0,0x8(%rbp)
  movsd  0x0(%rbp),%xmm0
  movapd %xmm0,%xmm2
  andpd  %xmm3,%xmm2
  comisd %xmm2,%xmm4
  jae    L202
  mulsd  %xmm0,%xmm1
  andpd  %xmm3,%xmm1
L202:
  subsd  %xmm1,%xmm0
  movsd  %xmm1,0x8(%rsp)
  mov    %r13,%rdi
  mov    $0x1,%eax
  call   *%rbx
  movsd  0x8(%rsp),%xmm1
  addsd  0x0(%rbp),%xmm1
  mov    %r13,%rdi
  mov    0x30(%rsp),%r12
  mov    $0x1,%eax
  movapd %xmm1,%xmm0
  call   *%rbx
  movsd  0x8(%rbp),%xmm1
  movq   %r12,%xmm0
  pxor   %xmm6,%xmm6
  addsd  0x30(%rsp),%xmm0
  mov    0x20(%rsp),%rsi
  addsd  %xmm1,%xmm1
  subsd  %xmm1,%xmm0
  comisd %xmm0,%xmm6
  sbb    %eax,%eax
  or     $0x1,%eax
  mov    %eax,0x4(%rsi)
  mov    0xe8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L51
  add    $0xf8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L51:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: data_tag: D77
type_guessed: f64
name: disassemble_data
arguments: data_tag: D79
type_guessed: qword
name: disassemble_data
arguments: data_tag: D67
type_guessed: byte[8]
name: disassemble_data
arguments: data_tag: D29
type_guessed: f32[2]
name: disassemble_data
arguments: data_tag: D23
type_guessed: f64
name: disassemble_data
arguments: data_tag: D58
type_guessed: byte[8]

tool: D77: 0.01

tool: D79: 9223372036854775807

tool: {"D67": [0x82,0x4d,0xc7,0x72,0x61,0x42,0x33,0x47]}

tool: {"D29": [0.0,-0.0]}

tool: D23: 1

tool: {"D58": [0xf1,0x68,0xe3,0x88,0xb5,0xf8,0xe4,0x3e]}

assistant: ```c
void extremum(double x[], double eps, int k, int js[], void (*f)()) {
  int i, j, done = 0;
  double t, h1, h2, dx, y[10], b[10], z[2];
  js[0] = 0;
  h2 = 0.0;
  while (!done && js[0] < k) {
    for (j = 0; j <= 7; j++) {
      if (j <= 2)
        t = x[0] + 0.01 * j;
      else
        t = h2;
      (*f)(t, z);
      if (fabs(z[1]) < eps) {
        done = 1;
        break;
      } else {
        h1 = z[1];
        h2 = t;
        if (j == 0) {
          y[0] = h1;
          b[0] = h2;
        } else {
          y[j] = h1;
          for (i = 0; i < j; i++) {
            if (fabs(h2 - b[i]) < eps) {
              b[j] = 1.0e+35;
              break;
            }
            b[j] = h2 = (h1 - y[i]) / (h2 - b[i]);
          }
          h2 = 0.0;
          for (i = j - 1; i >= 0; i--)
            h2 = -y[i] / (b[i + 1] + h2);
          h2 = h2 + b[0];
        }
      }
    }
    x[0] = h2;
    js[0]++;
  }
  t = x[0];
  (*f)(t, z);
  x[1] = z[0];
  if (fabs(x[0]) <= 1.0)
    dx = 1.0e-05;
  else
    dx = fabs(x[0] * 1.0e-05);
  t = x[0] - dx;
  (*f)(t, z);
  h1 = z[0];
  t = x[0] + dx;
  (*f)(t, z);
  h2 = z[0];
  if ((h1 + h2 - 2.0 * x[1]) <= 0.0)
    js[1] = 1;
  else
    js[1] = -1;
}
```