#define NULL ((void *)0)
typedef unsigned long size_t; // Customize by platform.
typedef long intptr_t;
typedef unsigned long uintptr_t;
typedef long scalar_t__; // Either arithmetic or pointer type.
/* By default, we understand bool (as a convenience). */
typedef int bool;
#define false 0
#define true 1

/* Forward declarations */

/* Type definitions */

/* Variables and functions */
int /*<<< orphan*/ op_mkdir(unsigned int);
int /*<<< orphan*/ op_rename(unsigned int, unsigned int);
int /*<<< orphan*/ op_sync();
int /*<<< orphan*/ writeemptyfile(unsigned int);
void wl_renamemanydir(void) {
  unsigned i, numdirs = 14;
  for (i = 0; i < numdirs; i++) {
    op_mkdir(i);
  }
  writeemptyfile(numdirs * 2);
  op_sync();
  for (i = 0; i < numdirs; i++) {
    op_rename(i, numdirs + i);
  }
}


x86 assembly (clang, -O0):
<wl_renamemanydir>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0xe,-0x8(%rbp)
movl   $0x0,-0x4(%rbp)
mov    -0x4(%rbp),%eax
cmp    -0x8(%rbp),%eax
jae    1178 <wl_renamemanydir+0x38>
mov    -0x4(%rbp),%edi
call   1040 <op_mkdir@plt>
mov    -0x4(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x4(%rbp)
jmp    1156 <wl_renamemanydir+0x16>
mov    -0x8(%rbp),%edi
shl    $0x1,%edi
call   1030 <writeemptyfile@plt>
mov    $0x0,%al
call   1050 <op_sync@plt>
movl   $0x0,-0x4(%rbp)
mov    -0x4(%rbp),%eax
cmp    -0x8(%rbp),%eax
jae    11b9 <wl_renamemanydir+0x79>
mov    -0x4(%rbp),%edi
mov    -0x8(%rbp),%esi
add    -0x4(%rbp),%esi
call   1060 <op_rename@plt>
mov    -0x4(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x4(%rbp)
jmp    1191 <wl_renamemanydir+0x51>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<wl_renamemanydir>:
push   %rax
xor    %edi,%edi
call   1040 <op_mkdir@plt>
mov    $0x1,%edi
call   1040 <op_mkdir@plt>
mov    $0x2,%edi
call   1040 <op_mkdir@plt>
mov    $0x3,%edi
call   1040 <op_mkdir@plt>
mov    $0x4,%edi
call   1040 <op_mkdir@plt>
mov    $0x5,%edi
call   1040 <op_mkdir@plt>
mov    $0x6,%edi
call   1040 <op_mkdir@plt>
mov    $0x7,%edi
call   1040 <op_mkdir@plt>
mov    $0x8,%edi
call   1040 <op_mkdir@plt>
mov    $0x9,%edi
call   1040 <op_mkdir@plt>
mov    $0xa,%edi
call   1040 <op_mkdir@plt>
mov    $0xb,%edi
call   1040 <op_mkdir@plt>
mov    $0xc,%edi
call   1040 <op_mkdir@plt>
mov    $0xd,%edi
call   1040 <op_mkdir@plt>
mov    $0x1c,%edi
call   1030 <writeemptyfile@plt>
xor    %eax,%eax
call   1050 <op_sync@plt>
xor    %edi,%edi
mov    $0xe,%esi
call   1060 <op_rename@plt>
mov    $0x1,%edi
mov    $0xf,%esi
call   1060 <op_rename@plt>
mov    $0x2,%edi
mov    $0x10,%esi
call   1060 <op_rename@plt>
mov    $0x3,%edi
mov    $0x11,%esi
call   1060 <op_rename@plt>
mov    $0x4,%edi
mov    $0x12,%esi
call   1060 <op_rename@plt>
mov    $0x5,%edi
mov    $0x13,%esi
call   1060 <op_rename@plt>
mov    $0x6,%edi
mov    $0x14,%esi
call   1060 <op_rename@plt>
mov    $0x7,%edi
mov    $0x15,%esi
call   1060 <op_rename@plt>
mov    $0x8,%edi
mov    $0x16,%esi
call   1060 <op_rename@plt>
mov    $0x9,%edi
mov    $0x17,%esi
call   1060 <op_rename@plt>
mov    $0xa,%edi
mov    $0x18,%esi
call   1060 <op_rename@plt>
mov    $0xb,%edi
mov    $0x19,%esi
call   1060 <op_rename@plt>
mov    $0xc,%edi
mov    $0x1a,%esi
call   1060 <op_rename@plt>
mov    $0xd,%edi
mov    $0x1b,%esi
pop    %rax
jmp    1060 <op_rename@plt>

LLVM IR (-O0):
define void @wl_renamemanydir() {
%1 = alloca i32
%2 = alloca i32
store i32 14, i32* %2
store i32 0, i32* %1
br label %3
3: ; preds = %10, %0
%4 = load i32, i32* %1
%5 = load i32, i32* %2
%6 = icmp ult i32 %4, %5
br i1 %6, label %7, label %13
7: ; preds = %3
%8 = load i32, i32* %1
%9 = call i32 @op_mkdir(i32 %8)
br label %10
10: ; preds = %7
%11 = load i32, i32* %1
%12 = add i32 %11, 1
store i32 %12, i32* %1
br label %3
13: ; preds = %3
%14 = load i32, i32* %2
%15 = mul i32 %14, 2
%16 = call i32 @writeemptyfile(i32 %15)
%17 = call i32 (...) @op_sync()
store i32 0, i32* %1
br label %18
18: ; preds = %28, %13
%19 = load i32, i32* %1
%20 = load i32, i32* %2
%21 = icmp ult i32 %19, %20
br i1 %21, label %22, label %31
22: ; preds = %18
%23 = load i32, i32* %1
%24 = load i32, i32* %2
%25 = load i32, i32* %1
%26 = add i32 %24, %25
%27 = call i32 @op_rename(i32 %23, i32 %26)
br label %28
28: ; preds = %22
%29 = load i32, i32* %1
%30 = add i32 %29, 1
store i32 %30, i32* %1
br label %18
31: ; preds = %18
ret void
}

LLVM IR (-O2):
define void @wl_renamemanydir() {
%1 = tail call i32 @op_mkdir(i32 0)
%2 = tail call i32 @op_mkdir(i32 1)
%3 = tail call i32 @op_mkdir(i32 2)
%4 = tail call i32 @op_mkdir(i32 3)
%5 = tail call i32 @op_mkdir(i32 4)
%6 = tail call i32 @op_mkdir(i32 5)
%7 = tail call i32 @op_mkdir(i32 6)
%8 = tail call i32 @op_mkdir(i32 7)
%9 = tail call i32 @op_mkdir(i32 8)
%10 = tail call i32 @op_mkdir(i32 9)
%11 = tail call i32 @op_mkdir(i32 10)
%12 = tail call i32 @op_mkdir(i32 11)
%13 = tail call i32 @op_mkdir(i32 12)
%14 = tail call i32 @op_mkdir(i32 13)
%15 = tail call i32 @writeemptyfile(i32 28)
%16 = tail call i32 (...) @op_sync()
%17 = tail call i32 @op_rename(i32 0, i32 14)
%18 = tail call i32 @op_rename(i32 1, i32 15)
%19 = tail call i32 @op_rename(i32 2, i32 16)
%20 = tail call i32 @op_rename(i32 3, i32 17)
%21 = tail call i32 @op_rename(i32 4, i32 18)
%22 = tail call i32 @op_rename(i32 5, i32 19)
%23 = tail call i32 @op_rename(i32 6, i32 20)
%24 = tail call i32 @op_rename(i32 7, i32 21)
%25 = tail call i32 @op_rename(i32 8, i32 22)
%26 = tail call i32 @op_rename(i32 9, i32 23)
%27 = tail call i32 @op_rename(i32 10, i32 24)
%28 = tail call i32 @op_rename(i32 11, i32 25)
%29 = tail call i32 @op_rename(i32 12, i32 26)
%30 = tail call i32 @op_rename(i32 13, i32 27)
ret void
}