#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 print_help(const char *progname) {
  printf("\nusage: %s <sched_impl> <queue_size> <num_threads> [iterations]\n",
         progname);
  printf("\tsched_impl : -fifo or -rr or -dummy\n");
  printf("\tqueue_size : the number of threads that can be in the scheduler at "
         "one time\n");
  printf("\tnum_threads: the number of worker threads to run\n");
  printf("\titerations (optional): the number of loops each worker thread "
         "runs\n\n");
}


x86 assembly (clang, -O0):
<print_help>:
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    0xf0c(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf24(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf64(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf89(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<print_help>:
push   %rax
mov    %rdi,%rsi
lea    0xed5(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xf08(%rip),%rdi
call   1030 <puts@plt>
lea    0xf21(%rip),%rdi
call   1030 <puts@plt>
lea    0xf62(%rip),%rdi
call   1030 <puts@plt>
lea    0xf88(%rip),%rdi
pop    %rax
jmp    1030 <puts@plt>

LLVM IR (-O0):
@.str = [65 x i8] c"\0Ausage: %s <sched_impl> <queue_size> <num_threads> [iterations]\0A\00"
@.str.1 = [38 x i8] c"\09sched_impl : -fifo or -rr or -dummy\0A\00"
@.str.2 = [78 x i8] c"\09queue_size : the number of threads that can be in the scheduler at one time\0A\00"
@.str.3 = [51 x i8] c"\09num_threads: the number of worker threads to run\0A\00"
@.str.4 = [70 x i8] c"\09iterations (optional): the number of loops each worker thread runs\0A\0A\00"
define void @print_help(i8* %0) {
%2 = alloca i8*
store i8* %0, i8** %2
%3 = load i8*, i8** %2
%4 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([65 x i8], [65 x i8]* @.str, i64 0, i64 0), i8* %3)
%5 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([38 x i8], [38 x i8]* @.str.1, i64 0, i64 0))
%6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([78 x i8], [78 x i8]* @.str.2, i64 0, i64 0))
%7 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([51 x i8], [51 x i8]* @.str.3, i64 0, i64 0))
%8 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([70 x i8], [70 x i8]* @.str.4, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@.str = [65 x i8] c"\0Ausage: %s <sched_impl> <queue_size> <num_threads> [iterations]\0A\00"
@str = [37 x i8] c"\09sched_impl : -fifo or -rr or -dummy\00"
@str.5 = [77 x i8] c"\09queue_size : the number of threads that can be in the scheduler at one time\00"
@str.6 = [50 x i8] c"\09num_threads: the number of worker threads to run\00"
@str.7 = [69 x i8] c"\09iterations (optional): the number of loops each worker thread runs\0A\00"
define void @print_help(i8* %0) {
%2 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([65 x i8], [65 x i8]* @.str, i64 0, i64 0), i8* %0)
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([37 x i8], [37 x i8]* @str, i64 0, i64 0))
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([77 x i8], [77 x i8]* @str.5, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([50 x i8], [50 x i8]* @str.6, i64 0, i64 0))
%6 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([69 x i8], [69 x i8]* @str.7, i64 0, i64 0))
ret void
}