user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<findpH>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  add    $0xffffffffffffff80,%rsp
  mov    %rdi,-0x48(%rbp)
  movsd  %xmm0,-0x50(%rbp)
  movsd  %xmm1,-0x58(%rbp)
  movsd  %xmm2,-0x60(%rbp)
  movsd  %xmm3,-0x68(%rbp)
  movsd  %xmm4,-0x70(%rbp)
  movsd  %xmm5,-0x78(%rbp)
  movsd  %xmm6,-0x80(%rbp)
  movsd  D35(%rip),%xmm0
  movsd  %xmm0,-0x20(%rbp)
  movl   $0x0,-0x40(%rbp)
  movl   $0x32,-0x3c(%rbp)
  movsd  -0x80(%rbp),%xmm4
  movsd  -0x78(%rbp),%xmm3
  movsd  -0x70(%rbp),%xmm2
  movsd  -0x68(%rbp),%xmm1
  movsd  -0x58(%rbp),%xmm0
  mov    -0x50(%rbp),%rax
  mov    -0x48(%rbp),%rdx
  movapd %xmm4,%xmm5
  movapd %xmm3,%xmm4
  movapd %xmm2,%xmm3
  movapd %xmm1,%xmm2
  movapd %xmm0,%xmm1
  movq   %rax,%xmm0
  call   *%rdx
  movq   %xmm0,%rax
  movq   %rax,%xmm0
  subsd  -0x60(%rbp),%xmm0
  movsd  %xmm0,-0x30(%rbp)
  movsd  -0x50(%rbp),%xmm0
  movsd  %xmm0,-0x28(%rbp)
  movsd  -0x28(%rbp),%xmm1
  movsd  D58(%rip),%xmm0
  addsd  %xmm1,%xmm0
  movsd  %xmm0,-0x50(%rbp)
  jmp    L106
L109:
  addl   $0x1,-0x40(%rbp)
  movsd  -0x28(%rbp),%xmm0
  movsd  %xmm0,-0x50(%rbp)
  pxor   %xmm0,%xmm0
  ucomisd -0x28(%rbp),%xmm0
  jp     L38
  pxor   %xmm0,%xmm0
  ucomisd -0x28(%rbp),%xmm0
  je     L61
L38:
  movsd  -0x28(%rbp),%xmm0
  mulsd  -0x20(%rbp),%xmm0
  movsd  %xmm0,-0x38(%rbp)
  jmp    L83
L61:
  movsd  -0x20(%rbp),%xmm0
  movsd  %xmm0,-0x38(%rbp)
L83:
  movsd  -0x28(%rbp),%xmm0
  subsd  -0x38(%rbp),%xmm0
  movsd  %xmm0,-0x18(%rbp)
  movsd  -0x80(%rbp),%xmm4
  movsd  -0x78(%rbp),%xmm3
  movsd  -0x70(%rbp),%xmm2
  movsd  -0x68(%rbp),%xmm1
  movsd  -0x58(%rbp),%xmm0
  mov    -0x18(%rbp),%rax
  mov    -0x48(%rbp),%rdx
  movapd %xmm4,%xmm5
  movapd %xmm3,%xmm4
  movapd %xmm2,%xmm3
  movapd %xmm1,%xmm2
  movapd %xmm0,%xmm1
  movq   %rax,%xmm0
  call   *%rdx
  movq   %xmm0,%rax
  movq   %rax,%xmm0
  subsd  -0x60(%rbp),%xmm0
  movsd  %xmm0,-0x10(%rbp)
  movsd  -0x30(%rbp),%xmm0
  subsd  -0x10(%rbp),%xmm0
  movsd  -0x28(%rbp),%xmm1
  subsd  -0x18(%rbp),%xmm1
  divsd  %xmm1,%xmm0
  movsd  %xmm0,-0x8(%rbp)
  pxor   %xmm0,%xmm0
  ucomisd -0x8(%rbp),%xmm0
  jp     L41
  pxor   %xmm0,%xmm0
  ucomisd -0x8(%rbp),%xmm0
  jne    L41
  movsd  -0x20(%rbp),%xmm1
  movsd  D66(%rip),%xmm0
  mulsd  %xmm1,%xmm0
  movsd  -0x50(%rbp),%xmm1
  addsd  %xmm1,%xmm0
  movsd  %xmm0,-0x28(%rbp)
  jmp    L2
L41:
  movsd  -0x30(%rbp),%xmm0
  movapd %xmm0,%xmm1
  divsd  -0x8(%rbp),%xmm1
  movsd  -0x50(%rbp),%xmm0
  subsd  %xmm1,%xmm0
  movsd  %xmm0,-0x28(%rbp)
L2:
  pxor   %xmm0,%xmm0
  comisd -0x28(%rbp),%xmm0
  jbe    L43
  pxor   %xmm0,%xmm0
  movsd  %xmm0,-0x28(%rbp)
L43:
  movsd  -0x28(%rbp),%xmm0
  comisd D37(%rip),%xmm0
  jbe    L116
  movsd  D37(%rip),%xmm0
  movsd  %xmm0,-0x28(%rbp)
L116:
  movsd  -0x80(%rbp),%xmm4
  movsd  -0x78(%rbp),%xmm3
  movsd  -0x70(%rbp),%xmm2
  movsd  -0x68(%rbp),%xmm1
  movsd  -0x58(%rbp),%xmm0
  mov    -0x28(%rbp),%rax
  mov    -0x48(%rbp),%rdx
  movapd %xmm4,%xmm5
  movapd %xmm3,%xmm4
  movapd %xmm2,%xmm3
  movapd %xmm1,%xmm2
  movapd %xmm0,%xmm1
  movq   %rax,%xmm0
  call   *%rdx
  movq   %xmm0,%rax
  movq   %rax,%xmm0
  subsd  -0x60(%rbp),%xmm0
  movsd  %xmm0,-0x30(%rbp)
L106:
  movsd  -0x28(%rbp),%xmm0
  subsd  -0x50(%rbp),%xmm0
  movq   D22(%rip),%xmm1
  andpd  %xmm1,%xmm0
  comisd -0x20(%rbp),%xmm0
  jbe    L51
  mov    -0x40(%rbp),%eax
  cmp    -0x3c(%rbp),%eax
  jle    L109
L51:
  mov    -0x40(%rbp),%eax
  cmp    -0x3c(%rbp),%eax
  jl     L118
  movsd  D46(%rip),%xmm0
  movsd  %xmm0,-0x28(%rbp)
L118:
  movsd  -0x28(%rbp),%xmm0
  movq   %xmm0,%rax
  movq   %rax,%xmm0
  leave
  ret
```

tool_calls: name: disassemble_data
arguments: tag: D35
type: byte[8]
name: disassemble_data
arguments: tag: D58
type: byte[8]
name: disassemble_data
arguments: tag: D66
type: f64
name: disassemble_data
arguments: tag: D37
type: byte[16]
name: disassemble_data
arguments: tag: D22
type: qword
name: disassemble_data
arguments: tag: D46
type: byte[8]

tool: {"D35": [0xfc,0xa9,0xf1,0xd2,0x4d,0x62,0x50,0x3f]}

tool: {"D58": [0x00,0x00,0x00,0x00,0x00,0x00,0xf0,0x3f]}

tool: D66: 1.1

tool: {"D37": [0x00,0x00,0x00,0x00,0x00,0x00,0x2c,0x40,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0x7f]}

tool: D22: 9223372036854775807

tool: {"D46": [0x00,0x00,0x00,0x00,0x00,0x00,0xf0,0xbf]}

assistant: ```c
double findpH(double (*fcnHndl)(double, double, double, double, double, double), double pH0, double Var1, double Var2, double K1, double K2, double Kw, double f) {
  double pHa, fnka, df, dpH;
  double tol = 1e-3;
  int iter = 0;
  int itermax = 50;
  double fnk = (*fcnHndl)(pH0, Var1, K1, K2, Kw, f) - Var2;
  double pH = pH0;
  pH0 = pH + 1;
  while ((fabs(pH - pH0) > tol) && (iter <= itermax)) {
    iter = iter + 1;
    pH0 = pH;
    if (pH != 0) {
      dpH = pH * tol;
    } else {
      dpH = tol;
    }
    pHa = pH - dpH;
    fnka = (*fcnHndl)(pHa, Var1, K1, K2, Kw, f) - Var2;
    df = (fnk - fnka) / (pH - pHa);
    if (df == 0) {
      pH = pH0 + 1.1 * tol;
    } else {
      pH = pH0 - fnk / df;
    }
    if (pH < 0) {
      pH = 0;
    }
    if (pH > 14) {
      pH = 14;
    }
    fnk = (*fcnHndl)(pH, Var1, K1, K2, Kw, f) - Var2;
  }
  if (iter >= itermax) {
    pH = -1;
  }
  return pH;
}
```