user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<mayer_ifft>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  mov    %edi,%r12d
  push   %rbp
  mov    %rdx,%rbp
  push   %rbx
  mov    %rsi,%rbx
  mov    %edi,%esi
  mov    %rbx,%rdi
  sub    $0x38,%rsp
  call   <mayer_fht@plt>
  mov    %r12d,%esi
  mov    %rbp,%rdi
  call   <mayer_fht@plt>
  mov    %r12d,%esi
  shr    $0x1f,%esi
  add    %r12d,%esi
  sar    %esi
  cmp    $0x3,%r12d
  jle    L93
  movslq %r12d,%r8
  lea    0x14(%rbx),%r14
  lea    0x14(%rbp),%r10
  shl    $0x2,%r8
  mov    %r14,0x28(%rsp)
  lea    -0x1(%r12),%eax
  lea    -0x10(%r8),%rdx
  lea    (%rbx,%r8,1),%r15
  lea    0x0(%rbp,%rdx,1),%rdi
  lea    (%rbx,%rdx,1),%rcx
  mov    %rdi,0x20(%rsp)
  lea    0x0(%rbp,%r8,1),%rdi
  lea    0x4(%rbx),%rdx
  mov    %rcx,0x18(%rsp)
  lea    -0x1(%rsi),%ecx
  lea    0x4(,%rcx,4),%r13
  mov    %rdi,0x8(%rsp)
  mov    %rcx,%rdi
  neg    %rcx
  lea    (%r8,%rcx,4),%r11
  lea    0x4(%rbp),%rcx
  cmp    %r11,%r13
  setle  0x17(%rsp)
  cmp    %r14,%rcx
  setae  %r9b
  cmp    %r10,%rdx
  setae  %r14b
  or     %r9d,%r14d
  cmp    $0x5,%r12d
  setg   %r9b
  and    %r9d,%r14d
  mov    0x18(%rsp),%r9
  cmp    0x8(%rsp),%r9
  setae  %r10b
  cmp    %r15,0x20(%rsp)
  setae  %r9b
  or     %r10d,%r9d
  and    %r14d,%r9d
  cmp    %r15,%rdx
  lea    0x0(%rbp,%r13,1),%r14
  setae  %r10b
  or     0x17(%rsp),%r10b
  and    %r10d,%r9d
  lea    (%rbx,%r11,1),%r10
  cmp    %r10,%r14
  setbe  %r10b
  cmp    %rcx,%r15
  mov    0x8(%rsp),%r15
  setbe  %r14b
  add    %rbp,%r11
  add    %rbx,%r13
  or     %r14d,%r10d
  and    %r9d,%r10d
  cmp    %r11,%r13
  setbe  %r9b
  cmp    %r15,%rdx
  setae  %r11b
  or     %r11d,%r9d
  test   %r9b,%r10b
  je     L30
  cmp    %rcx,%r15
  setbe  %r9b
  or     0x17(%rsp),%r9b
  je     L30
  cmp    $0x9,%r12d
  jle    L98
  mov    %edi,%r10d
  mov    0x18(%rsp),%r9
  mov    0x20(%rsp),%rsi
  shr    $0x2,%r10d
  movaps D19(%rip),%xmm5
  sub    $0x1,%r10d
  shl    $0x4,%r10
  add    0x28(%rsp),%r10
  nopl   0x0(%rax,%rax,1)
L87:
  movups (%r9),%xmm1
  movups (%rdx),%xmm0
  add    $0x10,%rdx
  sub    $0x10,%r9
  movups -0x10(%rdx),%xmm3
  movups (%rsi),%xmm4
  add    $0x10,%rcx
  sub    $0x10,%rsi
  shufps $0x1b,%xmm1,%xmm1
  addps  %xmm1,%xmm0
  movups -0x10(%rcx),%xmm2
  subps  %xmm1,%xmm3
  movups -0x10(%rcx),%xmm1
  shufps $0x1b,%xmm4,%xmm4
  subps  %xmm4,%xmm2
  addps  %xmm4,%xmm1
  movaps %xmm3,%xmm4
  addps  %xmm1,%xmm4
  subps  %xmm3,%xmm1
  mulps  %xmm5,%xmm4
  mulps  %xmm5,%xmm1
  movups %xmm4,-0x10(%rcx)
  shufps $0x1b,%xmm1,%xmm1
  movups %xmm1,0x10(%rsi)
  movaps %xmm0,%xmm1
  addps  %xmm2,%xmm0
  subps  %xmm2,%xmm1
  mulps  %xmm5,%xmm0
  mulps  %xmm5,%xmm1
  shufps $0x1b,%xmm0,%xmm0
  movups %xmm1,-0x10(%rdx)
  movups %xmm0,0x10(%r9)
  cmp    %r10,%rdx
  jne    L87
  mov    %edi,%ecx
  and    $0xfffffffc,%ecx
  lea    0x1(%rcx),%edx
  sub    %ecx,%eax
  cmp    %ecx,%edi
  je     L93
L68:
  sub    %ecx,%edi
  cmp    $0x1,%edi
  je     L63
  lea    0x4(,%rcx,4),%r9
  neg    %rcx
  lea    -0x8(%r8,%rcx,4),%r8
  lea    (%rbx,%r9,1),%rsi
  add    %rbp,%r9
  lea    (%rbx,%r8,1),%rcx
  movq   (%rsi),%xmm1
  add    %rbp,%r8
  movq   (%rcx),%xmm2
  movq   (%r8),%xmm4
  movaps %xmm1,%xmm0
  movaps %xmm1,%xmm3
  shufps $0xe1,%xmm2,%xmm2
  shufps $0xe1,%xmm4,%xmm4
  addps  %xmm2,%xmm0
  subps  %xmm2,%xmm3
  movq   (%r9),%xmm2
  movaps %xmm2,%xmm1
  subps  %xmm4,%xmm2
  addps  %xmm4,%xmm1
  movaps %xmm3,%xmm5
  movq   D19(%rip),%xmm4
  addps  %xmm1,%xmm5
  subps  %xmm3,%xmm1
  mulps  %xmm4,%xmm1
  mulps  %xmm4,%xmm5
  shufps $0xe1,%xmm1,%xmm1
  movlps %xmm5,(%r9)
  movlps %xmm1,(%r8)
  movaps %xmm0,%xmm1
  addps  %xmm2,%xmm0
  subps  %xmm2,%xmm1
  mulps  %xmm4,%xmm0
  mulps  %xmm4,%xmm1
  shufps $0xe1,%xmm0,%xmm0
  movlps %xmm1,(%rsi)
  movlps %xmm0,(%rcx)
  mov    %edi,%ecx
  and    $0xfffffffe,%ecx
  add    %ecx,%edx
  sub    %ecx,%eax
  cmp    %ecx,%edi
  je     L93
L63:
  movslq %edx,%rdx
  cltq
  shl    $0x2,%rdx
  shl    $0x2,%rax
  lea    (%rbx,%rdx,1),%rcx
  add    %rax,%rbx
  add    %rbp,%rdx
  add    %rbp,%rax
  movss  (%rcx),%xmm3
  movss  (%rbx),%xmm1
  movss  (%rdx),%xmm2
  movss  (%rax),%xmm4
  movaps %xmm3,%xmm0
  subss  %xmm1,%xmm3
  addss  %xmm1,%xmm0
  movaps %xmm2,%xmm1
  subss  %xmm4,%xmm2
  addss  %xmm4,%xmm1
  movss  D19(%rip),%xmm4
  movaps %xmm3,%xmm5
  addss  %xmm1,%xmm5
  subss  %xmm3,%xmm1
  mulss  %xmm4,%xmm5
  mulss  %xmm4,%xmm1
  movss  %xmm5,(%rdx)
  movss  %xmm1,(%rax)
  movaps %xmm0,%xmm1
  addss  %xmm2,%xmm0
  subss  %xmm2,%xmm1
  mulss  %xmm4,%xmm0
  mulss  %xmm4,%xmm1
  movss  %xmm1,(%rcx)
  movss  %xmm0,(%rbx)
L93:
  add    $0x38,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  xchg   %ax,%ax
L30:
  cltq
  movss  D19(%rip),%xmm4
  mov    $0x1,%edx
  shl    $0x2,%rax
  nopl   0x0(%rax,%rax,1)
L71:
  movss  (%rbx,%rdx,4),%xmm3
  movss  (%rbx,%rax,1),%xmm1
  movss  0x0(%rbp,%rdx,4),%xmm2
  movss  0x0(%rbp,%rax,1),%xmm5
  movaps %xmm3,%xmm0
  subss  %xmm1,%xmm3
  addss  %xmm1,%xmm0
  movaps %xmm2,%xmm1
  subss  %xmm5,%xmm2
  addss  %xmm5,%xmm1
  movaps %xmm3,%xmm5
  addss  %xmm1,%xmm5
  subss  %xmm3,%xmm1
  mulss  %xmm4,%xmm5
  mulss  %xmm4,%xmm1
  movss  %xmm5,0x0(%rbp,%rdx,4)
  movss  %xmm1,0x0(%rbp,%rax,1)
  movaps %xmm0,%xmm1
  addss  %xmm2,%xmm0
  subss  %xmm2,%xmm1
  mulss  %xmm4,%xmm0
  mulss  %xmm4,%xmm1
  movss  %xmm1,(%rbx,%rdx,4)
  add    $0x1,%rdx
  movss  %xmm0,(%rbx,%rax,1)
  sub    $0x4,%rax
  cmp    %edx,%esi
  jg     L71
  add    $0x38,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L98:
  xor    %ecx,%ecx
  mov    $0x1,%edx
  jmp    L68
```

tool_calls: name: disassemble_data
arguments: label: D19
data_type: f32[4]

tool: {"D19": [0.5,0.5,0.5,0.5]}

assistant: ```c
void mayer_ifft(int n, float *real, float *imag) {
  float a, b, c, d;
  float q, r, s, t;
  int i, j, k;
  mayer_fht(real, n);
  mayer_fht(imag, n);
  for (i = 1, j = n - 1, k = n / 2; i < k; i++, j--) {
    a = real[i];
    b = real[j];
    q = a + b;
    r = a - b;
    c = imag[i];
    d = imag[j];
    s = c + d;
    t = c - d;
    imag[i] = (s + r) * 0.5;
    imag[j] = (s - r) * 0.5;
    real[i] = (q - t) * 0.5;
    real[j] = (q + t) * 0.5;
  }
}
```