user: Converte this assembly snippet into its equivalent C code:

```asm
<HO_21>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x78,%rsp
  movsd  %xmm0,0x8(%rsp)
  movsd  %xmm1,(%rsp)
  movsd  D189(%rip),%xmm1
  call   <pow@plt>
  movsd  %xmm0,0x10(%rsp)
  mov    D40(%rip),%rax
  movq   %rax,%xmm1
  movsd  0x8(%rsp),%xmm0
  call   <pow@plt>
  movq   %xmm0,%rbx
  movsd  D107(%rip),%xmm1
  movsd  (%rsp),%xmm0
  call   <pow@plt>
  movsd  %xmm0,0x18(%rsp)
  movsd  D26(%rip),%xmm1
  movsd  0x8(%rsp),%xmm0
  call   <pow@plt>
  movq   %xmm0,%r15
  movsd  D306(%rip),%xmm1
  movsd  (%rsp),%xmm0
  call   <pow@plt>
  movsd  %xmm0,0x20(%rsp)
  mov    D31(%rip),%rax
  movq   %rax,%xmm1
  movsd  0x8(%rsp),%xmm0
  call   <pow@plt>
  movq   %xmm0,%r14
  movsd  D138(%rip),%xmm1
  movsd  (%rsp),%xmm0
  call   <pow@plt>
  movsd  %xmm0,0x28(%rsp)
  movsd  D249(%rip),%xmm1
  movsd  0x8(%rsp),%xmm0
  call   <pow@plt>
  movq   %xmm0,%r13
  movsd  D307(%rip),%xmm1
  movsd  (%rsp),%xmm0
  call   <pow@plt>
  movsd  %xmm0,0x30(%rsp)
  mov    D56(%rip),%rax
  movq   %rax,%xmm1
  movsd  0x8(%rsp),%xmm0
  call   <pow@plt>
  movq   %xmm0,%r12
  movsd  D268(%rip),%xmm1
  movsd  (%rsp),%xmm0
  call   <pow@plt>
  movsd  %xmm0,0x38(%rsp)
  movsd  D316(%rip),%xmm1
  movsd  0x8(%rsp),%xmm0
  call   <pow@plt>
  movsd  %xmm0,0x40(%rsp)
  mov    D40(%rip),%rax
  movq   %rax,%xmm1
  movsd  (%rsp),%xmm0
  call   <pow@plt>
  movsd  %xmm0,0x48(%rsp)
  mov    D226(%rip),%rax
  movq   %rax,%xmm1
  movsd  0x8(%rsp),%xmm0
  call   <pow@plt>
  movsd  %xmm0,0x50(%rsp)
  mov    D31(%rip),%rax
  movq   %rax,%xmm1
  movsd  (%rsp),%xmm0
  call   <pow@plt>
  movsd  %xmm0,0x58(%rsp)
  movsd  D264(%rip),%xmm1
  movsd  0x8(%rsp),%xmm0
  call   <pow@plt>
  movq   %xmm0,%rbp
  mov    D56(%rip),%rax
  movq   %rax,%xmm1
  movsd  (%rsp),%xmm0
  call   <pow@plt>
  movsd  %xmm0,0x60(%rsp)
  mov    D226(%rip),%rax
  movq   %rax,%xmm1
  movsd  (%rsp),%xmm0
  call   <pow@plt>
  movsd  %xmm0,0x68(%rsp)
  movsd  0x8(%rsp),%xmm5
  xorpd  D97(%rip),%xmm5
  movapd %xmm5,%xmm0
  movsd  (%rsp),%xmm3
  mulsd  %xmm3,%xmm0
  mulsd  %xmm3,%xmm0
  mulsd  D141(%rip),%xmm0
  call   <exp@plt>
  movapd %xmm0,%xmm2
  movq   %rbx,%xmm1
  mulsd  D103(%rip),%xmm1
  mulsd  0x18(%rsp),%xmm1
  movq   %r15,%xmm0
  mulsd  D112(%rip),%xmm0
  mulsd  0x20(%rsp),%xmm0
  subsd  %xmm0,%xmm1
  movq   %r14,%xmm0
  mulsd  D202(%rip),%xmm0
  mulsd  0x28(%rsp),%xmm0
  addsd  %xmm0,%xmm1
  movq   %r13,%xmm0
  mulsd  D129(%rip),%xmm0
  mulsd  0x30(%rsp),%xmm0
  subsd  %xmm0,%xmm1
  movq   %r12,%xmm0
  mulsd  D52(%rip),%xmm0
  mulsd  0x38(%rsp),%xmm0
  addsd  %xmm0,%xmm1
  movsd  0x40(%rsp),%xmm0
  mulsd  D64(%rip),%xmm0
  mulsd  0x48(%rsp),%xmm0
  subsd  %xmm0,%xmm1
  movsd  0x50(%rsp),%xmm0
  mulsd  D80(%rip),%xmm0
  mulsd  0x58(%rsp),%xmm0
  addsd  %xmm0,%xmm1
  movq   %rbp,%xmm0
  mulsd  D33(%rip),%xmm0
  mulsd  0x60(%rsp),%xmm0
  subsd  %xmm0,%xmm1
  movsd  0x8(%rsp),%xmm4
  movapd %xmm4,%xmm0
  mulsd  D105(%rip),%xmm0
  mulsd  %xmm4,%xmm0
  mulsd  0x68(%rsp),%xmm0
  addsd  %xmm1,%xmm0
  mulsd  D287(%rip),%xmm4
  movapd %xmm4,%xmm1
  movsd  (%rsp),%xmm3
  mulsd  %xmm3,%xmm1
  mulsd  %xmm3,%xmm1
  subsd  %xmm1,%xmm0
  addsd  D14(%rip),%xmm0
  movsd  0x10(%rsp),%xmm1
  mulsd  D330(%rip),%xmm1
  mulsd  %xmm3,%xmm1
  mulsd  %xmm1,%xmm0
  mulsd  %xmm2,%xmm0
  mulsd  D115(%rip),%xmm0
  divsd  D79(%rip),%xmm0
  add    $0x78,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

tool_calls: name: parse_data
arguments: data_label: D189
datatype: byte[8]
name: parse_data
arguments: data_label: D40
datatype: f64
name: parse_data
arguments: data_label: D107
datatype: f64
name: parse_data
arguments: data_label: D26
datatype: f64
name: parse_data
arguments: data_label: D306
datatype: f64
name: parse_data
arguments: data_label: D31
datatype: f64
name: parse_data
arguments: data_label: D138
datatype: f64
name: parse_data
arguments: data_label: D249
datatype: f64
name: parse_data
arguments: data_label: D307
datatype: f64
name: parse_data
arguments: data_label: D56
datatype: f64
name: parse_data
arguments: data_label: D268
datatype: f64
name: parse_data
arguments: data_label: D316
datatype: f64
name: parse_data
arguments: data_label: D226
datatype: f64
name: parse_data
arguments: data_label: D264
datatype: f64
name: parse_data
arguments: data_label: D97
datatype: byte[16]
name: parse_data
arguments: data_label: D141
datatype: byte[8]
name: parse_data
arguments: data_label: D103
datatype: f64
name: parse_data
arguments: data_label: D112
datatype: f64
name: parse_data
arguments: data_label: D202
datatype: f64
name: parse_data
arguments: data_label: D129
datatype: f64
name: parse_data
arguments: data_label: D52
datatype: f64
name: parse_data
arguments: data_label: D64
datatype: f64
name: parse_data
arguments: data_label: D80
datatype: f64
name: parse_data
arguments: data_label: D33
datatype: f64
name: parse_data
arguments: data_label: D105
datatype: f64
name: parse_data
arguments: data_label: D287
datatype: f64
name: parse_data
arguments: data_label: D14
datatype: f64
name: parse_data
arguments: data_label: D330
datatype: byte[8]
name: parse_data
arguments: data_label: D115
datatype: byte[8]
name: parse_data
arguments: data_label: D79
datatype: f64

tool: {"D189": [0x00,0x00,0x00,0x00,0x00,0x00,0xe8,0x3f]}

tool: D40: 10

tool: D107: 20

tool: D26: 9

tool: D306: 18

tool: D31: 8

tool: D138: 16

tool: D249: 7

tool: D307: 14

tool: D56: 6

tool: D268: 12

tool: D316: 5

tool: D226: 4

tool: D264: 3

tool: {"D97": [0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00]}

tool: {"D141": [0x00,0x00,0x00,0x00,0x00,0x00,0xe0,0x3f]}

tool: D103: 1024

tool: D112: 107520

tool: D202: 4596480

tool: D129: 104186880

tool: D52: 1367452800

tool: D64: 10666131840

tool: D80: 48886437600

tool: D33: 125707982400

tool: D105: 164991726900

tool: D287: 91662070500

tool: D14: 13749310575

tool: {"D330": [0x9a,0x4a,0x25,0x2b,0x44,0xc3,0x95,0x40]}

tool: {"D115": [0x5f,0xfa,0x11,0x70,0x38,0x09,0xe8,0x3f]}

tool: D79: 7039647014400

assistant: ```c
double HO_21(const double a, const double x) {
  double retval = sqrt(0.1939938e7) * pow(a, 0.3e1 / 0.4e1) * x * (0.1024e4 * pow(a, 0.10e2) * pow(x, 0.20e2) - 0.107520e6 * pow(a, 0.9e1) * pow(x, 0.18e2) + 0.4596480e7 * pow(a, 0.8e1) * pow(x, 0.16e2) - 0.104186880e9 * pow(a, 0.7e1) * pow(x, 0.14e2) + 0.1367452800e10 * pow(a, 0.6e1) * pow(x, 0.12e2) - 0.10666131840e11 * pow(a, 0.5e1) * pow(x, 0.10e2) + 0.48886437600e11 * pow(a, 0.4e1) * pow(x, 0.8e1) - 0.125707982400e12 * pow(a, 0.3e1) * pow(x, 0.6e1) + 0.164991726900e12 * a * a * pow(x, 0.4e1) - 0.91662070500e11 * a * x * x + 0.13749310575e11) * exp(-a * x * x / 0.2e1) * pow(0.3141592654e1, -0.1e1 / 0.4e1) / 0.7039647014400e13;
  return retval;
}
```