user: What is the c source code of the assembly code below?

```asm
<R_revPBE_Exchange>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0xa8,%rsp
  mov    %rdi,%r15
  mov    %rsi,0x68(%rsp)
  mov    %rdx,0x80(%rsp)
  mov    %rcx,0x78(%rsp)
  mov    $0x0,%eax
  call   <N_LogGrid@plt>
  mov    %eax,%ebx
  mov    $0x0,%eax
  call   <r_LogGrid@plt>
  mov    %eax,0x44(%rsp)
  mov    $0x0,%eax
  call   <alloc_LogGrid@plt>
  mov    %eax,(%rsp)
  cltq
  mov    %rax,0x70(%rsp)
  mov    $0x0,%eax
  call   <alloc_LogGrid@plt>
  mov    %eax,%ebp
  cltq
  mov    %rax,0x28(%rsp)
  mov    $0x0,%eax
  call   <alloc_LogGrid@plt>
  mov    %eax,%r13d
  cltq
  mov    %rax,0x38(%rsp)
  mov    $0x0,%eax
  call   <alloc_LogGrid@plt>
  mov    %eax,0x48(%rsp)
  cltq
  mov    %rax,0x58(%rsp)
  mov    $0x0,%eax
  call   <alloc_LogGrid@plt>
  mov    %eax,0x4c(%rsp)
  cltq
  mov    %rax,0x60(%rsp)
  test   %ebx,%ebx
  jle    L90
  movslq %ebp,%rbp
  lea    -0x1(%rbx),%ebx
  shl    $0x3,%rbx
  lea    0x8(%rbp,%rbx,1),%r12
  mov    %rbp,%rax
  mov    %rbp,%rcx
  neg    %rcx
  mov    %rcx,0x88(%rsp)
  mov    %r15,%r14
  sub    %rbp,%r14
  movsd  D10(%rip),%xmm1
L41:
  movsd  (%r14,%rax,1),%xmm0
  divsd  %xmm1,%xmm0
  movsd  %xmm0,(%rax)
  add    $0x8,%rax
  cmp    %r12,%rax
  jne    L41
  mov    0x38(%rsp),%rsi
  mov    0x28(%rsp),%rdi
  mov    $0x0,%eax
  call   <Derivative_LogGrid@plt>
  mov    0x58(%rsp),%rsi
  mov    0x38(%rsp),%rdi
  mov    $0x0,%eax
  call   <Derivative_LogGrid@plt>
  movslq %r13d,%rax
  mov    %rax,0x50(%rsp)
  lea    0x8(%rax,%rbx,1),%rcx
  mov    %rbp,%rdx
  sub    %rax,%rdx
  movq   D137(%rip),%xmm1
L54:
  movsd  (%rax),%xmm0
  andpd  %xmm1,%xmm0
  movsd  %xmm0,(%rdx,%rax,1)
  add    $0x8,%rax
  cmp    %rcx,%rax
  jne    L54
  mov    0x60(%rsp),%rsi
  mov    0x28(%rsp),%rdi
  mov    $0x0,%eax
  call   <Derivative_LogGrid@plt>
  movslq (%rsp),%rdi
  mov    %rdi,0x30(%rsp)
  lea    0x8(%rdi,%rbx,1),%r13
  mov    %rdi,%rbx
  mov    %rdi,%rax
  neg    %rax
  sub    %rdi,%r15
  mov    %rbp,0x90(%rsp)
  mov    %rax,%rbp
  mov    %r12,0x98(%rsp)
  mov    0x68(%rsp),%r12
  jmp    L73
L86:
  movq   $0x0,(%rbx)
  lea    (%r12,%rbp,1),%rax
  movq   $0x0,(%rax,%rbx,1)
L29:
  add    $0x8,%rbx
  cmp    %r13,%rbx
  je     L21
L73:
  movsd  (%r15,%rbx,1),%xmm0
  divsd  D10(%rip),%xmm0
  movsd  %xmm0,(%rsp)
  comisd D34(%rip),%xmm0
  jbe    L86
  mov    0x50(%rsp),%rax
  mov    0x30(%rsp),%rsi
  sub    %rsi,%rax
  movsd  (%rax,%rbx,1),%xmm6
  movslq 0x4c(%rsp),%rax
  sub    %rsi,%rax
  movapd %xmm6,%xmm7
  mulsd  (%rax,%rbx,1),%xmm7
  movsd  %xmm7,0x10(%rsp)
  movslq 0x44(%rsp),%rax
  sub    %rsi,%rax
  movsd  D47(%rip),%xmm0
  divsd  (%rax,%rbx,1),%xmm0
  movsd  %xmm6,0x8(%rsp)
  mulsd  %xmm6,%xmm0
  movslq 0x48(%rsp),%rax
  sub    %rsi,%rax
  addsd  (%rax,%rbx,1),%xmm0
  movsd  %xmm0,0x18(%rsp)
  movsd  (%rsp),%xmm0
  mulsd  D108(%rip),%xmm0
  divsd  D25(%rip),%xmm0
  mov    D190(%rip),%rax
  movq   %rax,%xmm1
  call   <pow@plt>
  movsd  %xmm0,0x20(%rsp)
  movsd  (%rsp),%xmm0
  mulsd  D70(%rip),%xmm0
  mov    D190(%rip),%rax
  movq   %rax,%xmm1
  call   <pow@plt>
  movapd %xmm0,%xmm3
  movsd  0x8(%rsp),%xmm5
  andpd  D137(%rip),%xmm5
  movapd %xmm5,%xmm0
  movapd %xmm3,%xmm6
  addsd  %xmm3,%xmm6
  movapd %xmm6,%xmm1
  movsd  (%rsp),%xmm9
  mulsd  %xmm9,%xmm1
  divsd  %xmm1,%xmm0
  movapd %xmm0,%xmm4
  mulsd  D86(%rip),%xmm4
  mulsd  %xmm0,%xmm4
  addsd  D134(%rip),%xmm4
  movsd  D186(%rip),%xmm2
  divsd  %xmm4,%xmm2
  movsd  D58(%rip),%xmm1
  subsd  %xmm2,%xmm1
  movapd %xmm4,%xmm2
  mulsd  %xmm4,%xmm2
  movsd  D11(%rip),%xmm7
  divsd  %xmm2,%xmm7
  movsd  0x20(%rsp),%xmm6
  mulsd  D131(%rip),%xmm6
  movapd %xmm6,%xmm2
  mulsd  %xmm1,%xmm2
  movsd  %xmm2,(%rbx)
  lea    (%r12,%rbp,1),%rax
  movsd  D91(%rip),%xmm5
  mulsd  %xmm5,%xmm1
  movapd %xmm3,%xmm2
  mulsd  D55(%rip),%xmm2
  mulsd  %xmm3,%xmm2
  mulsd  %xmm9,%xmm2
  movsd  0x18(%rsp),%xmm8
  divsd  %xmm2,%xmm8
  mulsd  %xmm7,%xmm8
  movapd %xmm1,%xmm2
  subsd  %xmm8,%xmm2
  movapd %xmm3,%xmm1
  mulsd  D141(%rip),%xmm1
  mulsd  %xmm3,%xmm1
  mulsd  %xmm1,%xmm3
  movapd %xmm9,%xmm1
  mulsd  %xmm9,%xmm1
  mulsd  %xmm1,%xmm3
  movsd  0x10(%rsp),%xmm1
  divsd  %xmm3,%xmm1
  mulsd  %xmm0,%xmm5
  mulsd  %xmm0,%xmm5
  mulsd  %xmm0,%xmm5
  subsd  %xmm5,%xmm1
  mulsd  D65(%rip),%xmm0
  mulsd  %xmm7,%xmm0
  divsd  %xmm4,%xmm0
  mulsd  %xmm1,%xmm0
  subsd  %xmm0,%xmm2
  movapd %xmm2,%xmm1
  mulsd  %xmm6,%xmm1
  movsd  %xmm1,(%rax,%rbx,1)
  jmp    L29
L21:
  mov    0x90(%rsp),%rbp
  mov    0x98(%rsp),%r12
  mov    0x30(%rsp),%rcx
  mov    %rcx,%rax
  mov    %rbp,%rdx
  sub    %rcx,%rdx
L24:
  movsd  (%r15,%rax,1),%xmm0
  mulsd  (%rax),%xmm0
  movsd  %xmm0,(%rdx,%rax,1)
  add    $0x8,%rax
  cmp    %r13,%rax
  jne    L24
  mov    0x28(%rsp),%rdi
  mov    $0x0,%eax
  call   <Integrate_LogGrid@plt>
  pxor   %xmm0,%xmm0
  cvtsi2sd %eax,%xmm0
  mov    0x80(%rsp),%rax
  movsd  %xmm0,(%rax)
  mov    0x68(%rsp),%rax
  add    0x88(%rsp),%rax
L30:
  movsd  (%rax,%rbp,1),%xmm0
  mulsd  (%r14,%rbp,1),%xmm0
  movsd  %xmm0,0x0(%rbp)
  add    $0x8,%rbp
  cmp    %r12,%rbp
  jne    L30
L32:
  mov    0x28(%rsp),%rbx
  mov    %rbx,%rdi
  mov    $0x0,%eax
  call   <Integrate_LogGrid@plt>
  pxor   %xmm0,%xmm0
  cvtsi2sd %eax,%xmm0
  mov    0x78(%rsp),%rax
  movsd  %xmm0,(%rax)
  mov    0x70(%rsp),%rdi
  mov    $0x0,%eax
  call   <dealloc_LogGrid@plt>
  mov    %rbx,%rdi
  mov    $0x0,%eax
  call   <dealloc_LogGrid@plt>
  mov    0x38(%rsp),%rdi
  mov    $0x0,%eax
  call   <dealloc_LogGrid@plt>
  mov    0x58(%rsp),%rdi
  mov    $0x0,%eax
  call   <dealloc_LogGrid@plt>
  mov    0x60(%rsp),%rdi
  mov    $0x0,%eax
  call   <dealloc_LogGrid@plt>
  add    $0xa8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L90:
  mov    0x38(%rsp),%r15
  mov    %r15,%rsi
  mov    0x28(%rsp),%rbx
  mov    %rbx,%rdi
  mov    $0x0,%eax
  call   <Derivative_LogGrid@plt>
  mov    0x58(%rsp),%rsi
  mov    %r15,%rdi
  mov    $0x0,%eax
  call   <Derivative_LogGrid@plt>
  mov    0x60(%rsp),%rsi
  mov    %rbx,%rdi
  mov    $0x0,%eax
  call   <Derivative_LogGrid@plt>
  mov    %rbx,%rdi
  mov    $0x0,%eax
  call   <Integrate_LogGrid@plt>
  pxor   %xmm0,%xmm0
  cvtsi2sd %eax,%xmm0
  mov    0x80(%rsp),%rax
  movsd  %xmm0,(%rax)
  jmp    L32
```

tool_calls: name: parse_data
arguments: data_tag: D10
datatype: byte[8]
name: parse_data
arguments: data_tag: D137
datatype: qword[2]
name: parse_data
arguments: data_tag: D34
datatype: byte[16]
name: parse_data
arguments: data_tag: D47
datatype: f64
name: parse_data
arguments: data_tag: D108
datatype: f64
name: parse_data
arguments: data_tag: D25
datatype: byte[8]
name: parse_data
arguments: data_tag: D190
datatype: byte[8]
name: parse_data
arguments: data_tag: D70
datatype: byte[8]
name: parse_data
arguments: data_tag: D86
datatype: byte[8]
name: parse_data
arguments: data_tag: D134
datatype: f64
name: parse_data
arguments: data_tag: D186
datatype: f64
name: parse_data
arguments: data_tag: D58
datatype: byte[8]
name: parse_data
arguments: data_tag: D11
datatype: byte[8]
name: parse_data
arguments: data_tag: D131
datatype: f32[2]
name: parse_data
arguments: data_tag: D91
datatype: byte[8]
name: parse_data
arguments: data_tag: D55
datatype: f64
name: parse_data
arguments: data_tag: D141
datatype: f64
name: parse_data
arguments: data_tag: D65
datatype: byte[8]

tool: {"D10": [0x18,0x2d,0x44,0x54,0xfb,0x21,0x29,0x40]}

tool: {"D137": [0x7fffffffffffffff,0x0000000000000000]}

tool: {"D34": [0xac,0x43,0xd2,0xd1,0x5d,0x72,0x32,0x3c,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x40]}

tool: D47: 2

tool: D108: 3

tool: {"D25": [0x18,0x2d,0x44,0x54,0xfb,0x21,0x09,0x40]}

tool: {"D190": [0x55,0x55,0x55,0x55,0x55,0x55,0xd5,0x3f]}

tool: {"D70": [0xcd,0x68,0x9d,0x2e,0xdb,0x9b,0x3d,0x40]}

tool: {"D86": [0xf0,0x27,0x39,0x45,0x90,0x91,0xc6,0x3f]}

tool: D134: 1

tool: D186: 1.245

tool: {"D58": [0xf6,0x28,0x5c,0x8f,0xc2,0xf5,0x01,0x40]}

tool: {"D11": [0x5e,0xc2,0x80,0x0e,0x11,0x19,0xdc,0x3f]}

tool: {"D131": [0.0,-1.8125]}

tool: {"D91": [0x55,0x55,0x55,0x55,0x55,0x55,0xf5,0x3f]}

tool: D55: 4

tool: D141: 8

tool: {"D65": [0xf0,0x27,0x39,0x45,0x90,0x91,0xe6,0xbf]}

assistant: ```c
void R_revPBE_Exchange(rho, Vx, Ex, Px) double rho[], Vx[], *Ex, *Px;
{
  int i;
  double mu, kappa;
  double onethird, fourthird, twothird;
  double pi;
  double n;
  double n_onethird;
  double ex_p;
  double ux_p;
  double s, F, Fs, Fss, kf, P0;
  double u, v;
  double agr, lap, delgr;
  int Ngrid;
  double *ex_functional;
  double *tmp;
  double *drho;
  double *ddrho;
  double *dadrho;
  double *rgrid;
  mu = 0.2195149727645171;
  kappa = 1.2450000000000000;
  pi = 4.0 * atan(1.0);
  onethird = 1.0 / 3.0;
  fourthird = 4.0 / 3.0;
  twothird = 2.0 / 3.0;
  Ngrid = N_LogGrid();
  rgrid = r_LogGrid();
  ex_functional = alloc_LogGrid();
  tmp = alloc_LogGrid();
  drho = alloc_LogGrid();
  ddrho = alloc_LogGrid();
  dadrho = alloc_LogGrid();
  for (i = 0; i < Ngrid; ++i)
    tmp[i] = rho[i] / (4.0 * pi);
  Derivative_LogGrid(tmp, drho);
  Derivative_LogGrid(drho, ddrho);
  for (i = 0; i < Ngrid; ++i)
    tmp[i] = fabs(drho[i]);
  Derivative_LogGrid(tmp, dadrho);
  for (i = 0; i < Ngrid; ++i) {
    n = rho[i] / (4.0 * pi);
    if (n > 1.0e-18) {
      agr = fabs(drho[i]);
      delgr = drho[i] * dadrho[i];
      lap = ddrho[i] + (2.0 / rgrid[i]) * drho[i];
      n_onethird = pow((3.0 * n / pi), onethird);
      kf = pow((3.0 * pi * pi * n), onethird);
      s = agr / (2.0 * kf * n);
      u = delgr / (n * n * (8.0 * kf * kf * kf));
      v = lap / (n * (4.0 * kf * kf));
      P0 = 1.0 + (mu / kappa) * s * s;
      F = (1.0 + kappa - kappa / P0);
      Fs = 2.0 * mu / (P0 * P0);
      Fss = -4.0 * (mu / kappa) * s * Fs / P0;
      ex_p = -(3.0 / 4.0) * n_onethird * F;
      ux_p = -(3.0 / 4.0) * n_onethird * (fourthird * F - v * Fs - (u - fourthird * s * s * s) * Fss);
      ex_functional[i] = ex_p;
      Vx[i] = ux_p;
    } else {
      ex_functional[i] = 0.0;
      Vx[i] = 0.0;
    }
  }
  for (i = 0; i < Ngrid; ++i)
    tmp[i] = (rho[i]) * ex_functional[i];
  *Ex = Integrate_LogGrid(tmp);
  for (i = 0; i < Ngrid; ++i)
    tmp[i] = (rho[i]) * Vx[i];
  *Px = Integrate_LogGrid(tmp);
  dealloc_LogGrid(ex_functional);
  dealloc_LogGrid(tmp);
  dealloc_LogGrid(drho);
  dealloc_LogGrid(ddrho);
  dealloc_LogGrid(dadrho);
}
```