user: What would the C source look like for the assembly code provided here:

```asm
<sfa_special>:
  endbr64
  push   %r15
  mov    %rsi,%r15
  push   %r14
  push   %r13
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  mov    %r9,%rbp
  push   %rbx
  mov    %rcx,%rbx
  sub    $0x118,%rsp
  mov    0x160(%rsp),%r11
  mov    %rsi,0xb0(%rsp)
  mov    %rdx,0xf8(%rsp)
  movslq 0x150(%rsp),%r14
  mov    %r8,0xa0(%rsp)
  mov    0x168(%rsp),%r13
  mov    %r11,0x8(%rsp)
  lea    0x0(,%r14,4),%edi
  movsd  %xmm0,0x48(%rsp)
  movsd  %xmm1,0xe0(%rsp)
  mov    %fs:0x28,%rax
  mov    %rax,0x108(%rsp)
  xor    %eax,%eax
  call   <malloc@plt>
  mov    %rax,0x78(%rsp)
  mov    D2(%rip),%rax
  mov    %rax,(%r15)
  mov    0x158(%rsp),%eax
  test   %eax,%eax
  jle    L258
  shl    $0x3,%r14
  lea    0x10(%rbp),%rdx
  mov    0x8(%rsp),%r11
  mov    0x150(%rsp),%r9d
  lea    -0x8(%r14),%rax
  movsd  0x48(%rsp),%xmm2
  movl   $0xffffffff,0x70(%rsp)
  lea    (%rbx,%rax,1),%rsi
  lea    0x0(%rbp,%rax,1),%rdi
  add    %r13,%rax
  movl   $0x1,0x44(%rsp)
  mov    %rax,0x98(%rsp)
  lea    0x8(%r13),%rax
  movapd %xmm2,%xmm1
  xorpd  D27(%rip),%xmm1
  cmp    %rax,%rdx
  mov    %r13,%rdx
  mov    %rdi,0x90(%rsp)
  lea    -0x2(%r9),%edi
  setne  %al
  sub    %rbx,%rdx
  mov    %edi,0xd0(%rsp)
  cmp    $0x10,%rdx
  mov    %rsi,0x80(%rsp)
  lea    -0x10(%rbx,%r14,1),%rsi
  seta   %dl
  mov    %rsi,0x88(%rsp)
  and    %edx,%eax
  cmp    $0x3,%r9d
  setne  %dl
  and    %edx,%eax
  lea    0x8(%r12),%rdx
  mov    %al,0xc2(%rsp)
  mov    %edi,%eax
  shr    %eax
  sub    $0x1,%eax
  shl    $0x4,%rax
  add    $0x18,%rax
  mov    %rax,0xb8(%rsp)
  mov    %edi,%eax
  or     $0x1,%edi
  and    $0xfffffffe,%eax
  mov    %eax,0xd4(%rsp)
  movslq %edi,%rax
  shl    $0x3,%rax
  lea    -0x8(%rbx,%rax,1),%rsi
  lea    0x8(%rbx,%rax,1),%rdi
  mov    %rsi,0x20(%rsp)
  lea    (%rbx,%rax,1),%r10
  lea    0x0(%rbp,%rax,1),%rsi
  add    %r13,%rax
  mov    %rax,0x38(%rsp)
  mov    %r11,%rax
  sub    %rdx,%rax
  lea    0x8(%rbp),%rdx
  mov    %rdi,0x28(%rsp)
  cmp    $0x8,%rax
  mov    %rsi,0x30(%rsp)
  seta   %al
  cmp    %rdx,%r11
  setne  %dl
  and    %edx,%eax
  cmp    $0x1,%r9d
  setne  %dl
  and    %edx,%eax
  mov    %al,0xc3(%rsp)
  mov    %r9d,%eax
  shr    %eax
  sub    $0x1,%eax
  add    $0x1,%rax
  shl    $0x4,%rax
  mov    %rax,0xc8(%rsp)
  mov    %r9d,%eax
  and    $0xfffffffe,%eax
  mov    %eax,0xc4(%rsp)
  cltq
  shl    $0x3,%rax
  lea    0x8(%r12,%rax,1),%rdi
  lea    (%r12,%rax,1),%rsi
  lea    0x0(%rbp,%rax,1),%r15
  add    %r11,%rax
  mov    %rdi,0x18(%rsp)
  mov    %rax,0x8(%rsp)
  lea    -0x1(%r9),%eax
  lea    0x8(%rbx,%rax,8),%r14
  mov    %rax,0xf0(%rsp)
  lea    0x100(%rsp),%rax
  mov    %rsi,0x10(%rsp)
  mov    %rax,0xa8(%rsp)
  mov    %r11,%rax
  mov    %r14,%r11
  mov    %rax,%r14
  nopl   (%rax)
L192:
  movsd  (%rbx),%xmm0
  addsd  %xmm0,%xmm0
  subsd  0x8(%rbx),%xmm0
  subsd  0x0(%rbp),%xmm0
  movsd  %xmm0,0x0(%r13)
  cmp    $0x2,%r9d
  jle    L150
  cmpb   $0x0,0xc2(%rsp)
  je     L117
  mov    0xb8(%rsp),%rdx
  mov    $0x8,%eax
  nopl   (%rax)
L272:
  movupd (%rbx,%rax,1),%xmm0
  movupd -0x8(%rbx,%rax,1),%xmm4
  movupd (%rbx,%rax,1),%xmm5
  movupd 0x8(%rbx,%rax,1),%xmm6
  subpd  %xmm4,%xmm0
  movupd 0x0(%rbp,%rax,1),%xmm7
  addpd  %xmm5,%xmm0
  subpd  %xmm6,%xmm0
  subpd  %xmm7,%xmm0
  movups %xmm0,0x0(%r13,%rax,1)
  add    $0x10,%rax
  cmp    %rdx,%rax
  jne    L272
  mov    0xd4(%rsp),%esi
  cmp    %esi,0xd0(%rsp)
  je     L150
  movsd  (%r10),%xmm3
  mov    0x20(%rsp),%rax
  movapd %xmm3,%xmm0
  subsd  (%rax),%xmm0
  mov    0x28(%rsp),%rax
  addsd  %xmm3,%xmm0
  subsd  (%rax),%xmm0
  mov    0x30(%rsp),%rax
  subsd  (%rax),%xmm0
  mov    0x38(%rsp),%rax
  movsd  %xmm0,(%rax)
L150:
  mov    0x78(%rsp),%r8
  mov    %r13,%rcx
  mov    %rbx,%rdx
  mov    %r12,%rdi
  mov    0x80(%rsp),%rax
  mov    0xa0(%rsp),%rsi
  mov    %r10,0x60(%rsp)
  mov    %r11,0x58(%rsp)
  movsd  (%rax),%xmm3
  mov    0x88(%rsp),%rax
  mov    %r9d,0x150(%rsp)
  movsd  %xmm1,0x68(%rsp)
  movapd %xmm3,%xmm0
  subsd  (%rax),%xmm0
  mov    0x90(%rsp),%rax
  movsd  %xmm2,0x50(%rsp)
  addsd  %xmm3,%xmm0
  subsd  (%rax),%xmm0
  mov    0x98(%rsp),%rax
  movsd  %xmm0,(%rax)
  movapd %xmm2,%xmm0
  call   <supportSet@plt>
  movsd  0x50(%rsp),%xmm2
  mov    0x58(%rsp),%r11
  mov    0x60(%rsp),%r10
  movsd  0x68(%rsp),%xmm1
  mov    %eax,0x48(%rsp)
  mov    0x150(%rsp),%r9d
  test   %r9d,%r9d
  jle    L268
  xor    %eax,%eax
  cmpb   $0x0,0xc3(%rsp)
  je     L71
  mov    0xc8(%rsp),%rdx
  nopl   0x0(%rax)
L162:
  movupd 0x0(%rbp,%rax,1),%xmm0
  movupd 0x8(%r12,%rax,1),%xmm4
  movupd (%r12,%rax,1),%xmm5
  subpd  %xmm4,%xmm0
  addpd  %xmm5,%xmm0
  movups %xmm0,(%r14,%rax,1)
  add    $0x10,%rax
  cmp    %rdx,%rax
  jne    L162
  cmp    %r9d,0xc4(%rsp)
  je     L230
  mov    0x18(%rsp),%rax
  movsd  (%r15),%xmm0
  subsd  (%rax),%xmm0
  mov    0x10(%rsp),%rax
  addsd  (%rax),%xmm0
  mov    0x8(%rsp),%rax
  movsd  %xmm0,(%rax)
L230:
  mov    %r9d,%ecx
  mov    %r14,%rdx
  mov    %rbx,%rsi
  mov    %r10,0x60(%rsp)
  mov    0xa8(%rsp),%rdi
  mov    %r11,0x58(%rsp)
  mov    %r9d,0x150(%rsp)
  movsd  %xmm1,0x68(%rsp)
  movsd  %xmm2,0x50(%rsp)
  call   <Thomas@plt>
  mov    0x58(%rsp),%r11
  mov    0x60(%rsp),%r10
  mov    %rbx,%rax
  mov    0x150(%rsp),%r9d
  movsd  0x68(%rsp),%xmm1
  movsd  0x50(%rsp),%xmm2
  jmp    L65
  nopw   0x0(%rax,%rax,1)
L57:
  movsd  %xmm2,(%rax)
L251:
  add    $0x8,%rax
  cmp    %rax,%r11
  je     L243
L65:
  movsd  (%rax),%xmm0
  comisd %xmm2,%xmm0
  ja     L57
  comisd %xmm0,%xmm1
  jbe    L251
  movsd  %xmm1,(%rax)
  add    $0x8,%rax
  cmp    %rax,%r11
  jne    L65
L243:
  mov    0x44(%rsp),%eax
  cltd
  idivl  0x170(%rsp)
  mov    %edx,0x50(%rsp)
  test   %edx,%edx
  je     L175
L164:
  addl   $0x1,0x44(%rsp)
  mov    0x44(%rsp),%eax
  cmp    %eax,0x158(%rsp)
  jl     L244
  mov    0x48(%rsp),%eax
  mov    %eax,0x70(%rsp)
  jmp    L192
  nopl   0x0(%rax)
L175:
  movapd %xmm2,%xmm0
  mov    %rbp,%r8
  mov    %r14,%rcx
  mov    %r13,%rdx
  mov    0xb0(%rsp),%rax
  mov    %rbx,%rsi
  mov    %r10,0x68(%rsp)
  mov    %r11,0x60(%rsp)
  movsd  (%rax),%xmm6
  mov    %rax,%rdi
  mov    %r9d,0x150(%rsp)
  movsd  %xmm1,0xd8(%rsp)
  movsd  %xmm6,0xe8(%rsp)
  movsd  %xmm2,0x58(%rsp)
  call   <dualityGap@plt>
  mov    0xb0(%rsp),%rax
  movsd  0xe0(%rsp),%xmm7
  movsd  (%rax),%xmm0
  comisd %xmm0,%xmm7
  jae    L244
  mov    0x70(%rsp),%edi
  cmp    %edi,0x48(%rsp)
  movsd  0x58(%rsp),%xmm2
  mov    0x150(%rsp),%r9d
  mov    0x60(%rsp),%r11
  mov    0x68(%rsp),%r10
  movsd  0xd8(%rsp),%xmm1
  jne    L164
  movsd  D17(%rip),%xmm6
  comisd %xmm0,%xmm6
  jbe    L164
  xor    %edi,%edi
  movsd  %xmm1,0x70(%rsp)
  ucomisd 0xe8(%rsp),%xmm0
  setnp  %dil
  cmovne 0x50(%rsp),%edi
  call   <fabs@plt>
  movsd  0x58(%rsp),%xmm2
  mov    0x60(%rsp),%r11
  test   %rax,%rax
  mov    0x68(%rsp),%r10
  mov    0x150(%rsp),%r9d
  movsd  0x70(%rsp),%xmm1
  je     L164
L244:
  mov    0x78(%rsp),%rdi
  call   <free@plt>
  mov    0xf8(%rsp),%rax
  mov    0x48(%rsp),%ecx
  mov    %ecx,(%rax)
  mov    0x108(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L125
  mov    0x44(%rsp),%eax
  add    $0x118,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax)
L117:
  lea    -0x3(%r9),%edx
  mov    $0x1,%eax
  add    $0x2,%rdx
  nopl   (%rax)
L247:
  movsd  (%rbx,%rax,8),%xmm3
  movapd %xmm3,%xmm0
  subsd  -0x8(%rbx,%rax,8),%xmm0
  addsd  %xmm3,%xmm0
  subsd  0x8(%rbx,%rax,8),%xmm0
  subsd  0x0(%rbp,%rax,8),%xmm0
  movsd  %xmm0,0x0(%r13,%rax,8)
  add    $0x1,%rax
  cmp    %rdx,%rax
  jne    L247
  jmp    L150
  nopl   0x0(%rax)
L71:
  mov    0xf0(%rsp),%rcx
L274:
  movsd  0x0(%rbp,%rax,8),%xmm0
  subsd  0x8(%r12,%rax,8),%xmm0
  mov    %rax,%rdx
  addsd  (%r12,%rax,8),%xmm0
  movsd  %xmm0,(%r14,%rax,8)
  add    $0x1,%rax
  cmp    %rdx,%rcx
  jne    L274
  jmp    L230
  nopw   0x0(%rax,%rax,1)
L268:
  mov    %r9d,%ecx
  mov    %r14,%rdx
  mov    %rbx,%rsi
  mov    %r10,0x60(%rsp)
  mov    0xa8(%rsp),%rdi
  mov    %r11,0x58(%rsp)
  mov    %r9d,0x150(%rsp)
  movsd  %xmm1,0x68(%rsp)
  movsd  %xmm2,0x50(%rsp)
  call   <Thomas@plt>
  movsd  0x50(%rsp),%xmm2
  mov    0x58(%rsp),%r11
  mov    0x150(%rsp),%r9d
  mov    0x60(%rsp),%r10
  movsd  0x68(%rsp),%xmm1
  jmp    L243
L258:
  movl   $0x1,0x44(%rsp)
  movl   $0xffffffff,0x48(%rsp)
  jmp    L244
L125:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: label: D2
type: byte[8]
name: extract_symbolic_data
arguments: label: D27
type: byte[16]
name: extract_symbolic_data
arguments: label: D17
type: f64

tool: {"D2": [0x00,0x00,0x00,0x00,0x00,0x00,0xf0,0xbf]}

tool: {"D27": [0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00]}

tool: D17: 1

assistant: ```c
int sfa_special(double *x, double *gap, int *activeS, double *z, double *v, double *Av, double lambda, int nn, int maxStep, double *s, double *g, double tol, int tau) {
  int i, iterStep;
  double temp;
  int *S = (int *)malloc(sizeof(int) * nn);
  double gapp = -1;
  int numS = -1, numSp = -1;
  *gap = -1;
  for (iterStep = 1; iterStep <= maxStep; iterStep++) {
    g[0] = z[0] + z[0] - z[1] - Av[0];
    for (i = 1; i < nn - 1; i++) {
      g[i] = -z[i - 1] + z[i] + z[i] - z[i + 1] - Av[i];
    }
    g[nn - 1] = -z[nn - 2] + z[nn - 1] + z[nn - 1] - Av[nn - 1];
    numSp = numS;
    numS = supportSet(x, v, z, g, S, lambda, nn);
    for (i = 0; i < nn; i++)
      s[i] = Av[i] - x[i + 1] + x[i];
    Thomas(&temp, z, s, nn);
    for (i = 0; i < nn; i++) {
      if (z[i] > lambda)
        z[i] = lambda;
      else if (z[i] < -lambda)
        z[i] = -lambda;
    }
    if (iterStep % tau == 0) {
      gapp = *gap;
      dualityGap(gap, z, g, s, Av, lambda, nn);
      if (*gap <= tol) {
        break;
      }
      if ((*gap < 1) && (numS == numSp) && fabs(gapp == *gap)) {
        break;
      }
    }
  }
  free(S);
  *activeS = numS;
  return (iterStep);
}
```