#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*/ printf(char *, ...);
void usage(const char *progname) {
  printf("Usage: %s [cstdh] hog\n", progname);
  printf("\t-g --cgroups\t- Maximal number of cgroups to create\n");
  printf("\t-c --children\t- Maximal number of children\n");
  printf("\t-s --siblings\t- Maximal number of sub-cgroups per cgroup\n");
  printf("\t-t --time\t- Time running the hog\n");
  printf("\t-p --path\t- Path to cgroup controller [/sys/fs/cgroup/memory]\n");
  printf("\t-n --no-moving\t- Static tree; no mkdir/rmdir\n");
  printf("\t-d --debug\t- Enable debuggin output\n");
  printf("\t-h --help\t- Print usage (d'oh)\n");
}


x86 assembly (clang, -O0):
<usage>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
mov    -0x8(%rbp),%rsi
lea    0xed9(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xee2(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf09(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf28(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf55(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf6a(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf9c(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xfbd(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xfd5(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<usage>:
push   %rax
mov    %rdi,%rsi
lea    0xed5(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xede(%rip),%rdi
call   1030 <puts@plt>
lea    0xf06(%rip),%rdi
call   1030 <puts@plt>
lea    0xf26(%rip),%rdi
call   1030 <puts@plt>
lea    0xf54(%rip),%rdi
call   1030 <puts@plt>
lea    0xf6a(%rip),%rdi
call   1030 <puts@plt>
lea    0xf9d(%rip),%rdi
call   1030 <puts@plt>
lea    0xfbf(%rip),%rdi
call   1030 <puts@plt>
lea    0xfd8(%rip),%rdi
pop    %rax
jmp    1030 <puts@plt>

LLVM IR (-O0):
@.str = [23 x i8] c"Usage: %s [cstdh] hog\0A\00"
@.str.1 = [53 x i8] c"\09-g --cgroups\09- Maximal number of cgroups to create\0A\00"
@.str.2 = [45 x i8] c"\09-c --children\09- Maximal number of children\0A\00"
@.str.3 = [59 x i8] c"\09-s --siblings\09- Maximal number of sub-cgroups per cgroup\0A\00"
@.str.4 = [35 x i8] c"\09-t --time\09- Time running the hog\0A\00"
@.str.5 = [64 x i8] c"\09-p --path\09- Path to cgroup controller [/sys/fs/cgroup/memory]\0A\00"
@.str.6 = [47 x i8] c"\09-n --no-moving\09- Static tree; no mkdir/rmdir\0A\00"
@.str.7 = [38 x i8] c"\09-d --debug\09- Enable debuggin output\0A\00"
@.str.8 = [33 x i8] c"\09-h --help\09- Print usage (d'oh)\0A\00"
define void @usage(i8* %0) {
%2 = alloca i8*
store i8* %0, i8** %2
%3 = load i8*, i8** %2
%4 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str, i64 0, i64 0), i8* %3)
%5 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([53 x i8], [53 x i8]* @.str.1, i64 0, i64 0))
%6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([45 x i8], [45 x i8]* @.str.2, i64 0, i64 0))
%7 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([59 x i8], [59 x i8]* @.str.3, i64 0, i64 0))
%8 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([35 x i8], [35 x i8]* @.str.4, i64 0, i64 0))
%9 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([64 x i8], [64 x i8]* @.str.5, i64 0, i64 0))
%10 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([47 x i8], [47 x i8]* @.str.6, i64 0, i64 0))
%11 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([38 x i8], [38 x i8]* @.str.7, i64 0, i64 0))
%12 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([33 x i8], [33 x i8]* @.str.8, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@.str = [23 x i8] c"Usage: %s [cstdh] hog\0A\00"
@str = [52 x i8] c"\09-g --cgroups\09- Maximal number of cgroups to create\00"
@str.9 = [44 x i8] c"\09-c --children\09- Maximal number of children\00"
@str.10 = [58 x i8] c"\09-s --siblings\09- Maximal number of sub-cgroups per cgroup\00"
@str.11 = [34 x i8] c"\09-t --time\09- Time running the hog\00"
@str.12 = [63 x i8] c"\09-p --path\09- Path to cgroup controller [/sys/fs/cgroup/memory]\00"
@str.13 = [46 x i8] c"\09-n --no-moving\09- Static tree; no mkdir/rmdir\00"
@str.14 = [37 x i8] c"\09-d --debug\09- Enable debuggin output\00"
@str.15 = [32 x i8] c"\09-h --help\09- Print usage (d'oh)\00"
define void @usage(i8* %0) {
%2 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([23 x i8], [23 x i8]* @.str, i64 0, i64 0), i8* %0)
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([52 x i8], [52 x i8]* @str, i64 0, i64 0))
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([44 x i8], [44 x i8]* @str.9, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([58 x i8], [58 x i8]* @str.10, i64 0, i64 0))
%6 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([34 x i8], [34 x i8]* @str.11, i64 0, i64 0))
%7 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([63 x i8], [63 x i8]* @str.12, i64 0, i64 0))
%8 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([46 x i8], [46 x i8]* @str.13, i64 0, i64 0))
%9 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([37 x i8], [37 x i8]* @str.14, i64 0, i64 0))
%10 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([32 x i8], [32 x i8]* @str.15, i64 0, i64 0))
ret void
}