#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 help() {
  printf("----------------LC-3b ISIM Help-----------------------\n");
  printf("go               -  run program to completion         \n");
  printf("run n            -  execute program for n instructions\n");
  printf("mdump low high   -  dump memory from low to high      \n");
  printf("rdump            -  dump the register & bus values    \n");
  printf("?                -  display this help menu            \n");
  printf("quit             -  exit the program                  \n\n");
}


x86 assembly (clang, -O0):
<help>:
push   %rbp
mov    %rsp,%rbp
lea    0xee5(%rip),%rdi
call   1030 <printf@plt>
lea    0xf11(%rip),%rdi
call   1030 <printf@plt>
lea    0xf3d(%rip),%rdi
call   1030 <printf@plt>
lea    0xf69(%rip),%rdi
call   1030 <printf@plt>
lea    0xf95(%rip),%rdi
call   1030 <printf@plt>
lea    0xfc1(%rip),%rdi
call   1030 <printf@plt>
lea    0xfed(%rip),%rdi
call   1030 <printf@plt>
pop    %rbp
ret

x86 assembly (clang, -O2):
<help>:
push   %rax
lea    0xee8(%rip),%rdi
call   1030 <puts@plt>
lea    0xf13(%rip),%rdi
call   1030 <puts@plt>
lea    0xf3e(%rip),%rdi
call   1030 <puts@plt>
lea    0xf69(%rip),%rdi
call   1030 <puts@plt>
lea    0xf94(%rip),%rdi
call   1030 <puts@plt>
lea    0xfbf(%rip),%rdi
call   1030 <puts@plt>
lea    0xfea(%rip),%rdi
pop    %rax
jmp    1030 <puts@plt>

LLVM IR (-O0):
@.str = [56 x i8] c"----------------LC-3b ISIM Help-----------------------\0A\00"
@.str.1 = [56 x i8] c"go - run program to completion \0A\00"
@.str.2 = [56 x i8] c"run n - execute program for n instructions\0A\00"
@.str.3 = [56 x i8] c"mdump low high - dump memory from low to high \0A\00"
@.str.4 = [56 x i8] c"rdump - dump the register & bus values \0A\00"
@.str.5 = [56 x i8] c"? - display this help menu \0A\00"
@.str.6 = [57 x i8] c"quit - exit the program \0A\0A\00"
define void @help() {
%1 = call i32 @printf(i8* getelementptr inbounds ([56 x i8], [56 x i8]* @.str, i64 0, i64 0))
%2 = call i32 @printf(i8* getelementptr inbounds ([56 x i8], [56 x i8]* @.str.1, i64 0, i64 0))
%3 = call i32 @printf(i8* getelementptr inbounds ([56 x i8], [56 x i8]* @.str.2, i64 0, i64 0))
%4 = call i32 @printf(i8* getelementptr inbounds ([56 x i8], [56 x i8]* @.str.3, i64 0, i64 0))
%5 = call i32 @printf(i8* getelementptr inbounds ([56 x i8], [56 x i8]* @.str.4, i64 0, i64 0))
%6 = call i32 @printf(i8* getelementptr inbounds ([56 x i8], [56 x i8]* @.str.5, i64 0, i64 0))
%7 = call i32 @printf(i8* getelementptr inbounds ([57 x i8], [57 x i8]* @.str.6, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@str = [55 x i8] c"----------------LC-3b ISIM Help-----------------------\00"
@str.7 = [55 x i8] c"go - run program to completion \00"
@str.8 = [55 x i8] c"run n - execute program for n instructions\00"
@str.9 = [55 x i8] c"mdump low high - dump memory from low to high \00"
@str.10 = [55 x i8] c"rdump - dump the register & bus values \00"
@str.11 = [55 x i8] c"? - display this help menu \00"
@str.12 = [56 x i8] c"quit - exit the program \0A\00"
define void @help() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([55 x i8], [55 x i8]* @str, i64 0, i64 0))
%2 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([55 x i8], [55 x i8]* @str.7, i64 0, i64 0))
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([55 x i8], [55 x i8]* @str.8, i64 0, i64 0))
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([55 x i8], [55 x i8]* @str.9, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([55 x i8], [55 x i8]* @str.10, i64 0, i64 0))
%6 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([55 x i8], [55 x i8]* @str.11, i64 0, i64 0))
%7 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([56 x i8], [56 x i8]* @str.12, i64 0, i64 0))
ret void
}