#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 printUsage() {
  printf("\nUsage: \n");
  printf("   lcd             - without any parameters will act like TEE\n");
  printf("   lcd c           - erase LCD screen\n");
  printf("   lcd g 2 5       - set cursor to the row 2 column 5\n");
  printf("   lcd p \"Hello\"   - print Hello message on LCD and exit\n");
  printf("   lcd o 123       - set LCD cOntrast to 123 \n");
  printf("   lcd b 123       - set LCD brightness to 123 \n\n");
}


x86 assembly (clang, -O0):
<printUsage>:
push   %rbp
mov    %rsp,%rbp
lea    0xee5(%rip),%rdi
call   1030 <printf@plt>
lea    0xee3(%rip),%rdi
call   1030 <printf@plt>
lea    0xf16(%rip),%rdi
call   1030 <printf@plt>
lea    0xf31(%rip),%rdi
call   1030 <printf@plt>
lea    0xf5c(%rip),%rdi
call   1030 <printf@plt>
lea    0xf8a(%rip),%rdi
call   1030 <printf@plt>
lea    0xfad(%rip),%rdi
call   1030 <printf@plt>
pop    %rbp
ret

x86 assembly (clang, -O2):
<printUsage>:
push   %rax
lea    0xee8(%rip),%rdi
call   1030 <puts@plt>
lea    0xee5(%rip),%rdi
call   1030 <puts@plt>
lea    0xf17(%rip),%rdi
call   1030 <puts@plt>
lea    0xf31(%rip),%rdi
call   1030 <puts@plt>
lea    0xf5b(%rip),%rdi
call   1030 <puts@plt>
lea    0xf88(%rip),%rdi
call   1030 <puts@plt>
lea    0xfaa(%rip),%rdi
pop    %rax
jmp    1030 <puts@plt>

LLVM IR (-O0):
@.str = [10 x i8] c"\0AUsage: \0A\00"
@.str.1 = [63 x i8] c" lcd - without any parameters will act like TEE\0A\00"
@.str.2 = [39 x i8] c" lcd c - erase LCD screen\0A\00"
@.str.3 = [55 x i8] c" lcd g 2 5 - set cursor to the row 2 column 5\0A\00"
@.str.4 = [58 x i8] c" lcd p \22Hello\22 - print Hello message on LCD and exit\0A\00"
@.str.5 = [47 x i8] c" lcd o 123 - set LCD cOntrast to 123 \0A\00"
@.str.6 = [50 x i8] c" lcd b 123 - set LCD brightness to 123 \0A\0A\00"
define void @printUsage() {
%1 = call i32 @printf(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str, i64 0, i64 0))
%2 = call i32 @printf(i8* getelementptr inbounds ([63 x i8], [63 x i8]* @.str.1, i64 0, i64 0))
%3 = call i32 @printf(i8* getelementptr inbounds ([39 x i8], [39 x i8]* @.str.2, i64 0, i64 0))
%4 = call i32 @printf(i8* getelementptr inbounds ([55 x i8], [55 x i8]* @.str.3, i64 0, i64 0))
%5 = call i32 @printf(i8* getelementptr inbounds ([58 x i8], [58 x i8]* @.str.4, i64 0, i64 0))
%6 = call i32 @printf(i8* getelementptr inbounds ([47 x i8], [47 x i8]* @.str.5, i64 0, i64 0))
%7 = call i32 @printf(i8* getelementptr inbounds ([50 x i8], [50 x i8]* @.str.6, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@str = [9 x i8] c"\0AUsage: \00"
@str.7 = [62 x i8] c" lcd - without any parameters will act like TEE\00"
@str.8 = [38 x i8] c" lcd c - erase LCD screen\00"
@str.9 = [54 x i8] c" lcd g 2 5 - set cursor to the row 2 column 5\00"
@str.10 = [57 x i8] c" lcd p \22Hello\22 - print Hello message on LCD and exit\00"
@str.11 = [46 x i8] c" lcd o 123 - set LCD cOntrast to 123 \00"
@str.12 = [49 x i8] c" lcd b 123 - set LCD brightness to 123 \0A\00"
define void @printUsage() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([9 x i8], [9 x i8]* @str, i64 0, i64 0))
%2 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([62 x i8], [62 x i8]* @str.7, i64 0, i64 0))
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([38 x i8], [38 x i8]* @str.8, i64 0, i64 0))
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([54 x i8], [54 x i8]* @str.9, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([57 x i8], [57 x i8]* @str.10, i64 0, i64 0))
%6 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([46 x i8], [46 x i8]* @str.11, i64 0, i64 0))
%7 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([49 x i8], [49 x i8]* @str.12, i64 0, i64 0))
ret void
}