user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<rk4RefinedStep>:
  endbr64
  push   %r14
  mov    %edx,%r14d
  push   %r13
  mov    %rcx,%r13
  push   %r12
  mov    %r8,%r12
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x40,%rsp
  movsd  %xmm2,0x8(%rsp)
  movsd  %xmm1,0x20(%rsp)
  movsd  %xmm0,0x18(%rsp)
  call   *%rdi
  movsd  0x8(%rsp),%xmm7
  movsd  D22(%rip),%xmm5
  movsd  0x20(%rsp),%xmm3
  mulsd  %xmm0,%xmm7
  movsd  0x18(%rsp),%xmm0
  movapd %xmm3,%xmm1
  movsd  %xmm3,0x28(%rsp)
  mulsd  %xmm7,%xmm5
  movsd  %xmm7,0x10(%rsp)
  movapd %xmm5,%xmm4
  addsd  %xmm3,%xmm4
  movsd  %xmm4,0x20(%rsp)
  call   *%rbp
  movsd  0x8(%rsp),%xmm6
  movsd  D121(%rip),%xmm1
  movsd  D30(%rip),%xmm4
  mulsd  %xmm6,%xmm1
  mulsd  %xmm6,%xmm4
  addsd  0x18(%rsp),%xmm4
  mulsd  %xmm0,%xmm1
  movsd  %xmm4,0x38(%rsp)
  movapd %xmm4,%xmm0
  mulsd  0x10(%rsp),%xmm1
  addsd  0x20(%rsp),%xmm1
  call   *%rbx
  movsd  0x8(%rsp),%xmm2
  movsd  0x10(%rsp),%xmm1
  mulsd  D4(%rip),%xmm1
  movsd  0x28(%rsp),%xmm3
  mulsd  %xmm0,%xmm2
  movapd %xmm3,%xmm0
  movsd  %xmm3,0x20(%rsp)
  subsd  %xmm1,%xmm0
  movapd %xmm3,%xmm1
  movapd %xmm2,%xmm7
  movsd  %xmm2,0x30(%rsp)
  mulsd  D90(%rip),%xmm7
  addsd  %xmm7,%xmm0
  movsd  %xmm0,0x28(%rsp)
  movsd  0x18(%rsp),%xmm0
  call   *%rbp
  movsd  0x8(%rsp),%xmm7
  mulsd  D56(%rip),%xmm7
  movapd %xmm0,%xmm1
  movsd  0x28(%rsp),%xmm5
  movsd  0x38(%rsp),%xmm4
  movapd %xmm7,%xmm0
  mulsd  %xmm1,%xmm0
  mulsd  0x10(%rsp),%xmm0
  subsd  %xmm0,%xmm5
  movapd %xmm4,%xmm0
  movapd %xmm5,%xmm1
  call   *%rbx
  movsd  0x10(%rsp),%xmm2
  mulsd  D48(%rip),%xmm2
  movsd  0x8(%rsp),%xmm4
  movsd  0x20(%rsp),%xmm3
  mulsd  %xmm0,%xmm4
  movsd  %xmm3,0x28(%rsp)
  movapd %xmm2,%xmm0
  movsd  0x30(%rsp),%xmm2
  addsd  %xmm3,%xmm0
  movapd %xmm2,%xmm5
  movsd  %xmm2,0x38(%rsp)
  mulsd  D46(%rip),%xmm5
  movsd  %xmm4,0x30(%rsp)
  subsd  %xmm5,%xmm0
  movapd %xmm4,%xmm5
  mulsd  D139(%rip),%xmm5
  movapd %xmm5,%xmm1
  movapd %xmm0,%xmm5
  movsd  0x18(%rsp),%xmm0
  addsd  %xmm1,%xmm5
  movapd %xmm3,%xmm1
  movsd  %xmm5,0x20(%rsp)
  call   *%rbp
  movsd  0x8(%rsp),%xmm6
  movsd  D99(%rip),%xmm1
  mulsd  %xmm6,%xmm1
  mulsd  %xmm0,%xmm1
  movsd  0x18(%rsp),%xmm0
  mulsd  0x10(%rsp),%xmm1
  addsd  0x20(%rsp),%xmm1
  addsd  %xmm6,%xmm0
  call   *%rbx
  pxor   %xmm1,%xmm1
  movsd  0x8(%rsp),%xmm6
  movsd  0x28(%rsp),%xmm3
  cvtsi2sd %r14d,%xmm1
  movsd  0x38(%rsp),%xmm2
  mulsd  D100(%rip),%xmm2
  movsd  0x30(%rsp),%xmm4
  mulsd  D9(%rip),%xmm4
  mulsd  %xmm6,%xmm0
  mulsd  D98(%rip),%xmm0
  mulsd  %xmm6,%xmm1
  addsd  0x18(%rsp),%xmm1
  movsd  %xmm1,0x0(%r13)
  movsd  0x10(%rsp),%xmm1
  mulsd  D14(%rip),%xmm1
  addsd  %xmm3,%xmm1
  addsd  %xmm2,%xmm1
  addsd  %xmm4,%xmm1
  addsd  %xmm0,%xmm1
  movsd  %xmm1,(%r12)
  add    $0x40,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
```

tool_calls: name: unpack_data
arguments: data_tag: D22
type: byte[8]
name: unpack_data
arguments: data_tag: D121
type: byte[8]
name: unpack_data
arguments: data_tag: D30
type: byte[8]
name: unpack_data
arguments: data_tag: D4
type: byte[8]
name: unpack_data
arguments: data_tag: D90
type: byte[8]
name: unpack_data
arguments: data_tag: D56
type: byte[8]
name: unpack_data
arguments: data_tag: D48
type: byte[8]
name: unpack_data
arguments: data_tag: D46
type: byte[8]
name: unpack_data
arguments: data_tag: D139
type: byte[8]
name: unpack_data
arguments: data_tag: D99
type: byte[8]
name: unpack_data
arguments: data_tag: D100
type: byte[8]
name: unpack_data
arguments: data_tag: D9
type: byte[8]
name: unpack_data
arguments: data_tag: D98
type: byte[8]
name: unpack_data
arguments: data_tag: D14
type: byte[8]

tool: {"D22": [0x55,0x55,0x55,0x55,0x55,0x55,0xd5,0x3f]}

tool: {"D121": [0x1c,0xc7,0x71,0x1c,0xc7,0x71,0xac,0x3f]}

tool: {"D30": [0x00,0x00,0x00,0x00,0x00,0x00,0xe0,0x3f]}

tool: {"D4": [0xdb,0xf9,0x7e,0x6a,0xbc,0x74,0xf3,0x3f]}

tool: {"D90": [0x54,0xe3,0xa5,0x9b,0xc4,0x20,0x00,0x40]}

tool: {"D56": [0xba,0x49,0x0c,0x02,0x2b,0x87,0xd6,0x3f]}

tool: {"D48": [0x00,0x00,0x00,0x00,0x00,0x00,0x23,0x40]}

tool: {"D46": [0x25,0x49,0x92,0x24,0x49,0x92,0x24,0x40]}

tool: {"D139": [0x25,0x49,0x92,0x24,0x49,0x92,0xfc,0x3f]}

tool: {"D99": [0x00,0x00,0x00,0x00,0x00,0x00,0x04,0x40]}

tool: {"D100": [0xb7,0x6d,0xdb,0xb6,0x6d,0xdb,0xde,0x3f]}

tool: {"D9": [0xf4,0x3c,0xcf,0xf3,0x3c,0xcf,0xd7,0x3f]}

tool: {"D98": [0x55,0x55,0x55,0x55,0x55,0x55,0xa5,0x3f]}

tool: {"D14": [0xab,0xaa,0xaa,0xaa,0xaa,0xaa,0xba,0x3f]}

assistant: ```c
void rk4RefinedStep(double (*f)(double, double), double (*fy)(double, double), double t0, double y0, double h, int i, double *t, double *y) {
  double k1, k2, k3, k4;
  k1 = h * f(t0, y0);
  k2 = h * f(t0 + h / 2, y0 + 1.0 / 3.0 * k1 + 1.0 / 18.0 * h * fy(t0, y0) * k1);
  k3 = h * f(t0 + h / 2, y0 - 152.0 / 125.0 * k1 + 252.0 / 125.0 * k2 - 44.0 / 125.0 * h * fy(t0, y0) * k1);
  k4 = h * f(t0 + h, y0 + 19.0 / 2.0 * k1 - 72.0 / 7.0 * k2 + 25.0 / 14.0 * k3 + 5.0 / 2.0 * h * fy(t0, y0) * k1);
  *t = t0 + h * i;
  *y = y0 + 5.0 / 48.0 * k1 + 27.0 / 56.0 * k2 + 125.0 / 336.0 * k3 + 1.0 / 24.0 * k4;
}
```