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

```asm
<set_bnd>:
  endbr64
  mov    %edi,%r9d
  push   %r15
  mov    %rdx,%rax
  add    $0x2,%edi
  push   %r14
  push   %r13
  lea    0x1(%r9),%r13d
  push   %r12
  push   %rbp
  push   %rbx
  test   %r9d,%r9d
  jle    L33
  mov    %r9d,%r12d
  lea    0x3(%r9),%r8d
  mov    %edi,%r11d
  mov    %esi,%r10d
  imul   %edi,%r12d
  lea    -0x1(%r9),%ebp
  mov    %r13d,%ebx
  mov    %r8d,%esi
  movss  D16(%rip),%xmm1
  imul   %r13d,%r11d
  mov    $0x1,%ecx
  movaps %xmm1,%xmm2
  jmp    L13
  nopl   (%rax)
L39:
  movslq %esi,%r14
  movss  (%rax,%r14,4),%xmm0
  lea    -0x1(%rsi),%r14d
  movslq %r14d,%r14
  movss  %xmm0,(%rax,%r14,4)
  lea    0x0(%rbp,%rsi,1),%r14d
  movslq %r14d,%r14
  movss  (%rax,%r14,4),%xmm0
  lea    (%r9,%rsi,1),%r14d
  movslq %r14d,%r14
  movss  %xmm0,(%rax,%r14,4)
  cmp    $0x2,%r10d
  jne    L24
  lea    (%rdi,%rcx,1),%r14d
  movslq %r14d,%r14
  movss  (%rax,%r14,4),%xmm0
  lea    (%r12,%rcx,1),%r14d
  movslq %r14d,%r14
  xorps  %xmm1,%xmm0
  movss  %xmm0,(%rax,%rcx,4)
  movss  (%rax,%r14,4),%xmm0
  xorps  %xmm1,%xmm0
L37:
  add    %r11d,%edx
  add    $0x1,%rcx
  add    %edi,%r8d
  add    %edi,%esi
  movslq %edx,%rdx
  movss  %xmm0,(%rax,%rdx,4)
  cmp    %rcx,%rbx
  je     L33
L13:
  mov    %ecx,%edx
  cmp    $0x1,%r10d
  jne    L39
  movslq %r8d,%r15
  lea    -0x1(%r8),%r14d
  movss  (%rax,%r15,4),%xmm0
  lea    0x0(%rbp,%r8,1),%r15d
  movslq %r14d,%r14
  movslq %r15d,%r15
  xorps  %xmm2,%xmm0
  movss  %xmm0,(%rax,%r14,4)
  movss  (%rax,%r15,4),%xmm0
  lea    (%r9,%r8,1),%r14d
  movslq %r14d,%r14
  xorps  %xmm2,%xmm0
  movss  %xmm0,(%rax,%r14,4)
L24:
  lea    (%rdx,%rdi,1),%r14d
  movslq %r14d,%r14
  movss  (%rax,%r14,4),%xmm0
  lea    (%r12,%rdx,1),%r14d
  movslq %r14d,%r14
  movss  %xmm0,(%rax,%rcx,4)
  movss  (%rax,%r14,4),%xmm0
  jmp    L37
  nopl   (%rax)
L33:
  movslq %edi,%rsi
  movss  D8(%rip),%xmm1
  mov    %edi,%edx
  movss  (%rax,%rsi,4),%xmm0
  imul   %r13d,%edx
  addss  0x4(%rax),%xmm0
  mulss  %xmm1,%xmm0
  mov    %edx,%ecx
  lea    0x1(%rdx),%r8d
  movslq %edx,%r10
  sub    %edi,%ecx
  movslq %r8d,%r8
  add    %r13d,%edi
  movslq %ecx,%r11
  movslq %edi,%rdi
  add    %r13d,%ecx
  movslq %ecx,%rcx
  movss  %xmm0,(%rax)
  movss  (%rax,%r8,4),%xmm0
  addss  (%rax,%r11,4),%xmm0
  mulss  %xmm1,%xmm0
  movss  %xmm0,(%rax,%r10,4)
  movss  (%rax,%rdi,4),%xmm0
  addss  -0x8(%rax,%rsi,4),%xmm0
  mulss  %xmm1,%xmm0
  movss  %xmm0,-0x4(%rax,%rsi,4)
  lea    (%rdx,%r13,1),%esi
  add    %r9d,%edx
  pop    %rbx
  movslq %edx,%rdx
  movslq %esi,%rsi
  pop    %rbp
  pop    %r12
  movss  (%rax,%rdx,4),%xmm0
  addss  (%rax,%rcx,4),%xmm0
  pop    %r13
  pop    %r14
  pop    %r15
  mulss  %xmm1,%xmm0
  movss  %xmm0,(%rax,%rsi,4)
  ret
```

tool_calls: name: retrieve_data
arguments: data_tag: D16
data_type: byte[4]
name: retrieve_data
arguments: data_tag: D8
data_type: byte[4]

tool: {"D16": [0x00,0x00,0x00,0x80]}

tool: {"D8": [0x00,0x00,0x00,0x3f]}

assistant: ```c
void set_bnd(int N, int b, float *x) {
  int i;
  for (i = 1; i <= N; i++) {
    x[((0) + (N + 2) * (i))] = b == 1 ? -x[((1) + (N + 2) * (i))] : x[((1) + (N + 2) * (i))];
    x[((N + 1) + (N + 2) * (i))] = b == 1 ? -x[((N) + (N + 2) * (i))] : x[((N) + (N + 2) * (i))];
    x[((i) + (N + 2) * (0))] = b == 2 ? -x[((i) + (N + 2) * (1))] : x[((i) + (N + 2) * (1))];
    x[((i) + (N + 2) * (N + 1))] = b == 2 ? -x[((i) + (N + 2) * (N))] : x[((i) + (N + 2) * (N))];
  }
  x[((0) + (N + 2) * (0))] = 0.5f * (x[((1) + (N + 2) * (0))] + x[((0) + (N + 2) * (1))]);
  x[((0) + (N + 2) * (N + 1))] = 0.5f * (x[((1) + (N + 2) * (N + 1))] + x[((0) + (N + 2) * (N))]);
  x[((N + 1) + (N + 2) * (0))] = 0.5f * (x[((N) + (N + 2) * (0))] + x[((N + 1) + (N + 2) * (1))]);
  x[((N + 1) + (N + 2) * (N + 1))] = 0.5f * (x[((N) + (N + 2) * (N + 1))] + x[((N + 1) + (N + 2) * (N))]);
}
```