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

```asm
<random_bench>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %edi,-0x34(%rbp)
  mov    %esi,-0x38(%rbp)
  movl   $0x0,-0x2c(%rbp)
  jmp    L70
L1:
  mov    $0x0,%eax
  call   <rand@plt>
  movslq %eax,%rdx
  imul   $0x666665c3,%rdx,%rdx
  shr    $0x20,%rdx
  sar    $0x16,%edx
  mov    %eax,%ecx
  sar    $0x1f,%ecx
  sub    %ecx,%edx
  imul   $0xa00001,%edx,%ecx
  sub    %ecx,%eax
  mov    %eax,%edx
  mov    -0x2c(%rbp),%eax
  lea    0x0(,%rax,4),%rcx
  lea    D7(%rip),%rax
  mov    %edx,(%rcx,%rax,1)
  addl   $0x1,-0x2c(%rbp)
L70:
  cmpl   $0xffff,-0x2c(%rbp)
  jbe    L1
  movl   $0x0,-0x2c(%rbp)
  jmp    L36
L54:
  mov    $0x0,%eax
  call   <rand@plt>
  cltd
  idivl  -0x34(%rbp)
  mov    %edx,%eax
  lea    0x1(%rax),%ecx
  mov    -0x2c(%rbp),%eax
  lea    0x0(,%rax,4),%rdx
  lea    D117(%rip),%rax
  mov    %ecx,(%rdx,%rax,1)
  addl   $0x1,-0x2c(%rbp)
L36:
  cmpl   $0x7fff,-0x2c(%rbp)
  jbe    L54
  mov    $0x64,%edi
  call   <sleepms@plt>
  mov    $0x0,%eax
  call   <gettime@plt>
  mov    %eax,-0x20(%rbp)
  movl   $0x0,-0x28(%rbp)
  movl   $0x0,-0x24(%rbp)
  movl   $0x0,-0x2c(%rbp)
  jmp    L71
L12:
  mov    -0x28(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0x28(%rbp)
  movzwl %ax,%eax
  mov    %eax,%eax
  lea    0x0(,%rax,4),%rdx
  lea    D7(%rip),%rax
  mov    (%rdx,%rax,1),%eax
  mov    %eax,-0xc(%rbp)
  mov    -0x28(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0x28(%rbp)
  movzwl %ax,%eax
  mov    %eax,%eax
  lea    0x0(,%rax,4),%rdx
  lea    D7(%rip),%rax
  mov    (%rdx,%rax,1),%eax
  mov    %eax,-0x8(%rbp)
  mov    -0x24(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0x24(%rbp)
  and    $0x7fff,%eax
  mov    %eax,%eax
  lea    0x0(,%rax,4),%rdx
  lea    D117(%rip),%rax
  mov    (%rdx,%rax,1),%eax
  mov    %eax,-0x4(%rbp)
  mov    -0x8(%rbp),%eax
  cltq
  lea    D104(%rip),%rdx
  lea    (%rax,%rdx,1),%rsi
  mov    -0xc(%rbp),%eax
  cltq
  lea    D107(%rip),%rdx
  lea    (%rax,%rdx,1),%rcx
  mov    -0x4(%rbp),%eax
  mov    %eax,%edx
  mov    %rcx,%rdi
  call   <memcpy@plt>
  addl   $0x1,-0x2c(%rbp)
L71:
  mov    -0x38(%rbp),%eax
  cmp    %eax,-0x2c(%rbp)
  jb     L12
  mov    $0x0,%eax
  call   <gettime@plt>
  sub    -0x20(%rbp),%eax
  mov    %eax,-0x20(%rbp)
  mov    $0x64,%edi
  call   <sleepms@plt>
  mov    $0x0,%eax
  call   <gettime@plt>
  mov    %eax,-0x1c(%rbp)
  movl   $0x0,-0x28(%rbp)
  movl   $0x0,-0x24(%rbp)
  movl   $0x0,-0x2c(%rbp)
  jmp    L49
L65:
  mov    -0x28(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0x28(%rbp)
  movzwl %ax,%eax
  mov    %eax,%eax
  lea    0x0(,%rax,4),%rdx
  lea    D7(%rip),%rax
  mov    (%rdx,%rax,1),%eax
  mov    %eax,-0x18(%rbp)
  mov    -0x28(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0x28(%rbp)
  movzwl %ax,%eax
  mov    %eax,%eax
  lea    0x0(,%rax,4),%rdx
  lea    D7(%rip),%rax
  mov    (%rdx,%rax,1),%eax
  mov    %eax,-0x14(%rbp)
  mov    -0x24(%rbp),%eax
  lea    0x1(%rax),%edx
  mov    %edx,-0x24(%rbp)
  and    $0x7fff,%eax
  mov    %eax,%eax
  lea    0x0(,%rax,4),%rdx
  lea    D117(%rip),%rax
  mov    (%rdx,%rax,1),%eax
  mov    %eax,-0x10(%rbp)
  mov    -0x14(%rbp),%eax
  cltq
  lea    D104(%rip),%rdx
  lea    (%rax,%rdx,1),%rsi
  mov    -0x18(%rbp),%eax
  cltq
  lea    D107(%rip),%rdx
  lea    (%rax,%rdx,1),%rcx
  mov    -0x10(%rbp),%eax
  mov    %eax,%edx
  mov    %rcx,%rdi
  call   <memcpy_fast@plt>
  addl   $0x1,-0x2c(%rbp)
L49:
  mov    -0x38(%rbp),%eax
  cmp    %eax,-0x2c(%rbp)
  jb     L65
  mov    $0x0,%eax
  call   <gettime@plt>
  sub    -0x1c(%rbp),%eax
  mov    %eax,-0x1c(%rbp)
  lea    D75(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    -0x20(%rbp),%edx
  mov    -0x1c(%rbp),%eax
  mov    %eax,%esi
  lea    D47(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  nop
  leave
  ret
```

tool_calls: name: extract_symbolic_data
arguments: label: D75
type: string
name: extract_symbolic_data
arguments: label: D47
type: string

tool: D75: benchmark random access:

tool: D47: memcpy_fast=%dms memcpy=%dms



assistant: ```c
void random_bench(int maxsize, int times) {
  static char A[11 * 1024 * 1024 + 2];
  static char B[11 * 1024 * 1024 + 2];
  static int random_offsets[0x10000];
  static int random_sizes[0x8000];
  unsigned int i, p1, p2;
  unsigned int t1, t2;
  for (i = 0; i < 0x10000; i++) {
    random_offsets[i] = rand() % (10 * 1024 * 1024 + 1);
  }
  for (i = 0; i < 0x8000; i++) {
    random_sizes[i] = 1 + rand() % maxsize;
  }
  sleepms(100);
  t1 = gettime();
  for (p1 = 0, p2 = 0, i = 0; i < times; i++) {
    int offset1 = random_offsets[(p1++) & 0xffff];
    int offset2 = random_offsets[(p1++) & 0xffff];
    int size = random_sizes[(p2++) & 0x7fff];
    memcpy(A + offset1, B + offset2, size);
  }
  t1 = gettime() - t1;
  sleepms(100);
  t2 = gettime();
  for (p1 = 0, p2 = 0, i = 0; i < times; i++) {
    int offset1 = random_offsets[(p1++) & 0xffff];
    int offset2 = random_offsets[(p1++) & 0xffff];
    int size = random_sizes[(p2++) & 0x7fff];
    memcpy_fast(A + offset1, B + offset2, size);
  }
  t2 = gettime() - t2;
  printf("benchmark random access:\n");
  printf("memcpy_fast=%dms memcpy=%dms\n\n", (int)t2, (int)t1);
}
```