user: Demonstrate the C code that generates the assembly output below:

```asm
<main>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  mov    %rsi,%r12
  push   %rbp
  movslq %edi,%rbp
  xor    %edi,%edi
  push   %rbx
  sub    $0x38,%rsp
  call   <time@plt>
  mov    %eax,%edi
  call   <srand@plt>
  test   %ebp,%ebp
  jle    L150
  xor    %ebx,%ebx
  lea    D101(%rip),%r13
  nopl   0x0(%rax,%rax,1)
L177:
  mov    (%r12,%rbx,8),%rdx
  mov    %ebx,%esi
  mov    %r13,%rdi
  xor    %eax,%eax
  add    $0x1,%rbx
  call   <printf@plt>
  cmp    %rbp,%rbx
  jne    L177
L150:
  mov    $0xa,%edi
  call   <putchar@plt>
  lea    D46(%rip),%rdi
  call   <puts@plt>
  mov    0x8(%r12),%rdi
  call   <atoi@plt>
  mov    0x10(%r12),%rdi
  mov    %eax,%ebp
  call   <atoi@plt>
  mov    %ebp,%esi
  lea    D83(%rip),%rdi
  movslq %eax,%rbx
  xor    %eax,%eax
  mov    %ebx,%edx
  mov    %rbx,%r12
  call   <printf@plt>
  mov    %ebx,%edx
  mov    %ebp,%esi
  mov    $0xa,%edi
  call   <vrandr@plt>
  mov    %rax,0x20(%rsp)
  lea    0x0(,%rbx,8),%eax
  mov    %eax,%edi
  mov    %eax,0x2c(%rsp)
  call   <malloc@plt>
  mov    %rax,%r13
  test   %rbx,%rbx
  je     L129
  cmp    $0x1,%ebx
  je     L66
  mov    %rbx,%rdx
  movdqa D106(%rip),%xmm0
  movdqa D66(%rip),%xmm2
  shr    %rdx
  shl    $0x4,%rdx
  add    %rax,%rdx
  nopl   0x0(%rax)
L78:
  movdqa %xmm0,%xmm1
  add    $0x10,%rax
  paddq  %xmm2,%xmm0
  movups %xmm1,-0x10(%rax)
  cmp    %rdx,%rax
  jne    L78
  mov    %rbx,%rax
  and    $0xfffffffffffffffe,%rax
  and    $0x1,%ebx
  je     L138
L149:
  mov    %rax,0x0(%r13,%rax,8)
L138:
  lea    D22(%rip),%rdi
  call   <puts@plt>
  test   %r12d,%r12d
  jle    L224
  mov    0x20(%rsp),%rbx
  lea    -0x1(%r12),%eax
  lea    D168(%rip),%r15
  lea    0x0(,%rax,8),%r14
  lea    0x8(%rbx,%r14,1),%rax
  mov    %rbx,%rbp
  mov    %rax,0x10(%rsp)
  nopl   0x0(%rax)
L190:
  movsd  (%rbx),%xmm0
  mov    %r15,%rdi
  mov    $0x1,%eax
  add    $0x8,%rbx
  call   <printf@plt>
  cmp    0x10(%rsp),%rbx
  jne    L190
  mov    $0xa,%edi
  mov    %r13,%rbx
  call   <putchar@plt>
  lea    0x8(%r13,%r14,1),%rax
  mov    %r13,%rdx
  lea    D87(%rip),%r14
  mov    %rax,0x8(%rsp)
  nopl   (%rax)
L241:
  mov    (%rdx),%rsi
  mov    %r14,%rdi
  xor    %eax,%eax
  mov    %rdx,0x18(%rsp)
  call   <printf@plt>
  mov    0x18(%rsp),%rdx
  add    $0x8,%rdx
  cmp    0x8(%rsp),%rdx
  jne    L241
  mov    $0xa,%edi
  call   <putchar@plt>
  mov    0x20(%rsp),%rdi
  mov    %r12d,%edx
  mov    %r13,%rsi
  call   <fr_shellsort_double_i_@plt>
  lea    D103(%rip),%rdi
  call   <puts@plt>
L239:
  movsd  0x0(%rbp),%xmm0
  mov    %r15,%rdi
  mov    $0x1,%eax
  add    $0x8,%rbp
  call   <printf@plt>
  cmp    0x10(%rsp),%rbp
  jne    L239
  mov    $0xa,%edi
  call   <putchar@plt>
  nopw   0x0(%rax,%rax,1)
L159:
  mov    (%rbx),%rsi
  mov    %r14,%rdi
  xor    %eax,%eax
  add    $0x8,%rbx
  call   <printf@plt>
  cmp    0x8(%rsp),%rbx
  jne    L159
L84:
  mov    $0xa,%edi
  call   <putchar@plt>
  mov    0x2c(%rsp),%edi
  call   <malloc@plt>
  mov    0x20(%rsp),%rcx
  mov    %rax,%rbx
  mov    0x0(%r13),%rax
  movsd  (%rcx,%rax,8),%xmm0
  cmp    $0x1,%r12d
  jle    L54
  lea    0x8(%r13),%r9
  movsd  D144(%rip),%xmm1
  xor    %edi,%edi
  xor    %eax,%eax
  mov    %r9,%rsi
  mov    $0x1,%ecx
  jmp    L255
L299:
  movslq %eax,%rdx
  pxor   %xmm0,%xmm0
  add    $0x1,%eax
  cvtsi2sd %eax,%xmm0
  mov    0x0(%r13,%rdx,8),%rdx
  movsd  %xmm0,(%rbx,%rdx,8)
L101:
  movsd  (%r8),%xmm0
  movslq %ecx,%rax
L235:
  lea    0x1(%rcx),%edx
  add    $0x1,%rdi
  add    $0x8,%rsi
  cmp    %edx,%r12d
  je     L36
  mov    %edx,%ecx
L255:
  mov    (%rsi),%rdx
  mov    0x20(%rsp),%r11
  lea    (%r11,%rdx,8),%r8
  ucomisd (%r8),%xmm0
  jp     L136
  je     L235
L136:
  cmp    %edi,%eax
  jge    L299
  lea    0x2(%rax,%rdi,1),%edx
  pxor   %xmm0,%xmm0
  cvtsi2sd %edx,%xmm0
  mulsd  %xmm1,%xmm0
  cmp    %ecx,%eax
  jge    L101
  mov    %ecx,%r11d
  movslq %eax,%r10
  sub    %eax,%r11d
  lea    0x0(%r13,%r10,8),%rdx
  lea    -0x1(%r11),%eax
  add    %r10,%rax
  lea    (%r9,%rax,8),%r10
  nopl   0x0(%rax,%rax,1)
L2:
  mov    (%rdx),%rax
  add    $0x8,%rdx
  movsd  %xmm0,(%rbx,%rax,8)
  cmp    %rdx,%r10
  jne    L2
  jmp    L101
  nopl   0x0(%rax,%rax,1)
L36:
  cmp    %ecx,%eax
  je     L176
  lea    0x2(%rax,%rcx,1),%edx
  pxor   %xmm0,%xmm0
  cvtsi2sd %edx,%xmm0
  mulsd  D144(%rip),%xmm0
  cmp    %r12d,%eax
  jge    L105
  movslq %eax,%rdx
  lea    0x0(%r13,%rdx,8),%rdx
  nopl   0x0(%rax)
L195:
  mov    (%rdx),%rsi
  add    $0x8,%rdx
  movsd  %xmm0,(%rbx,%rsi,8)
  mov    %eax,%esi
  add    $0x1,%eax
  cmp    %esi,%ecx
  jg     L195
L105:
  lea    D10(%rip),%rdi
  call   <puts@plt>
L291:
  lea    -0x1(%r12),%r14d
  mov    0x20(%rsp),%rbp
  lea    D152(%rip),%r12
  shl    $0x3,%r14
  lea    0x8(%r14,%rbp,1),%r13
  nopl   0x0(%rax,%rax,1)
L37:
  movsd  0x0(%rbp),%xmm0
  mov    %r12,%rdi
  mov    $0x1,%eax
  add    $0x8,%rbp
  call   <printf@plt>
  cmp    %rbp,%r13
  jne    L37
  mov    $0xa,%edi
  lea    0x8(%r14,%rbx,1),%r12
  lea    D139(%rip),%rbp
  call   <putchar@plt>
  nopl   0x0(%rax)
L285:
  movsd  (%rbx),%xmm0
  mov    %rbp,%rdi
  mov    $0x1,%eax
  add    $0x8,%rbx
  call   <printf@plt>
  cmp    %rbx,%r12
  jne    L285
L25:
  mov    $0xa,%edi
  call   <putchar@plt>
  add    $0x38,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L176:
  pxor   %xmm0,%xmm0
  mov    0x0(%r13,%rax,8),%rax
  lea    D10(%rip),%rdi
  cvtsi2sd %r12d,%xmm0
  movsd  %xmm0,(%rbx,%rax,8)
  call   <puts@plt>
  jmp    L291
L54:
  mov    D178(%rip),%rcx
  lea    D10(%rip),%rdi
  mov    %rcx,(%rbx,%rax,8)
  call   <puts@plt>
  test   %r12d,%r12d
  jg     L291
  mov    $0xa,%edi
  call   <putchar@plt>
  jmp    L25
L129:
  lea    D22(%rip),%rdi
  call   <puts@plt>
L224:
  mov    $0xa,%edi
  call   <putchar@plt>
  mov    $0xa,%edi
  call   <putchar@plt>
  mov    0x20(%rsp),%rdi
  mov    %r12d,%edx
  mov    %r13,%rsi
  call   <fr_shellsort_double_i_@plt>
  lea    D103(%rip),%rdi
  call   <puts@plt>
  mov    $0xa,%edi
  call   <putchar@plt>
  jmp    L84
L66:
  xor    %eax,%eax
  jmp    L149
```

tool_calls: name: read_data
arguments: tag: D101
data_type: string
name: read_data
arguments: tag: D46
data_type: string
name: read_data
arguments: tag: D83
data_type: string
name: read_data
arguments: tag: D106
data_type: f64[2]
name: read_data
arguments: tag: D66
data_type: byte[16]
name: read_data
arguments: tag: D22
data_type: string
name: read_data
arguments: tag: D168
data_type: string
name: read_data
arguments: tag: D87
data_type: string
name: read_data
arguments: tag: D103
data_type: string
name: read_data
arguments: tag: D144
data_type: byte[8]
name: read_data
arguments: tag: D10
data_type: string
name: read_data
arguments: tag: D152
data_type: string
name: read_data
arguments: tag: D139
data_type: string
name: read_data
arguments: tag: D178
data_type: f64

tool: D101: argv[%d]: %s   

tool: D46: breaking ties with average rank

tool: D83: random vector:  max: %d   n: %d


tool: {"D106": [0.0,5e-324]}

tool: {"D66": [0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00]}

tool: D22: before fr_shellsort_double_i_: x[] and indx[]

tool: D168: %.0f   

tool: D87: %d    

tool: D103: after fr_shellsort_double_i_: x[] and indx[]

tool: {"D144": [0x00,0x00,0x00,0x00,0x00,0x00,0xe0,0x3f]}

tool: D10: after average ranking: x[] and indx[]

tool: D152:  %.0f  

tool: D139: %.1f  

tool: D178: 1

assistant: ```c
int main(int argc, char *argv[]) {
  srand(time(NULL));
  for (int i = 0; i < argc; ++i)
    printf("argv[%d]: %s   ", i, argv[i]);
  putchar('\n');
  printf("breaking ties with average rank\n");
  int max = atoi(argv[1]);
  int n = atoi(argv[2]);
  printf("random vector:  max: %d   n: %d\n", max, n);
  double *x = vrandr(10, max, n);
  size_t *indx = (size_t *)malloc(n * sizeof(size_t));
  for (size_t i = 0; i < n; ++i)
    indx[i] = i;
  printf("before fr_shellsort_double_i_: x[] and indx[]\n");
  for (int i = 0; i < n; ++i)
    printf("%.0f   ", x[i]);
  putchar('\n');
  for (int i = 0; i < n; ++i)
    printf("%d    ", indx[i]);
  putchar('\n');
  fr_shellsort_double_i_(x, indx, n);
  printf("after fr_shellsort_double_i_: x[] and indx[]\n");
  for (int i = 0; i < n; ++i)
    printf("%.0f   ", x[i]);
  putchar('\n');
  for (int i = 0; i < n; ++i)
    printf("%d    ", indx[i]);
  putchar('\n');
  double *ranks = (double *)malloc(n * sizeof(double));
  double b = x[indx[0]];
  int ib = 0;
  int i;
  for (i = 1; i < n; ++i) {
    if (x[indx[i]] != b) {
      if (ib < i - 1) {
        double rnk = (i - 1 + ib + 2) / 2.0;
        for (int j = ib; j <= i - 1; ++j)
          ranks[indx[j]] = rnk;
      } else {
        ranks[indx[ib]] = ib + 1;
      }
      b = x[indx[i]];
      ib = i;
    }
  }
  if (ib == i - 1)
    ranks[indx[ib]] = i;
  else {
    double rnk = (i - 1 + ib + 2) / 2.0;
    for (int j = ib; j <= i - 1; ++j)
      ranks[indx[j]] = rnk;
  }
  printf("after average ranking: x[] and indx[]\n");
  for (int i = 0; i < n; ++i)
    printf(" %.0f  ", x[i]);
  putchar('\n');
  for (int i = 0; i < n; ++i)
    printf("%.1f  ", ranks[i]);
  putchar('\n');
}
```