#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(void) {
  printf("Usage: \n");
  printf("    Reads the output of size from stdin and computes percentage of "
         "used memory.\n\n");
  printf("    -s <sram size in bytes>\n");
  printf("        Required: Must be greater than zero.\n");
  printf("    -f <flash size in bytes>\n");
  printf("        Required: Must be greater than zero.\n");
}


x86 assembly (clang, -O0):
<usage>:
push   %rbp
mov    %rsp,%rbp
lea    0xee5(%rip),%rdi
call   1030 <printf@plt>
lea    0xee2(%rip),%rdi
call   1030 <printf@plt>
lea    0xf28(%rip),%rdi
call   1030 <printf@plt>
lea    0xf39(%rip),%rdi
call   1030 <printf@plt>
lea    0xf5b(%rip),%rdi
call   1030 <printf@plt>
lea    0xf21(%rip),%rdi
call   1030 <printf@plt>
pop    %rbp
ret

x86 assembly (clang, -O2):
<usage>:
push   %rbx
lea    0xee8(%rip),%rdi
call   1030 <puts@plt>
lea    0xee4(%rip),%rdi
call   1030 <puts@plt>
lea    0xf29(%rip),%rdi
call   1030 <puts@plt>
lea    0xf56(%rip),%rbx
mov    %rbx,%rdi
call   1030 <puts@plt>
lea    0xf2a(%rip),%rdi
call   1030 <puts@plt>
mov    %rbx,%rdi
pop    %rbx
jmp    1030 <puts@plt>

LLVM IR (-O0):
@.str = [9 x i8] c"Usage: \0A\00"
@.str.1 = [82 x i8] c" Reads the output of size from stdin and computes percentage of used memory.\0A\0A\00"
@.str.2 = [29 x i8] c" -s <sram size in bytes>\0A\00"
@.str.3 = [46 x i8] c" Required: Must be greater than zero.\0A\00"
@.str.4 = [30 x i8] c" -f <flash size in bytes>\0A\00"
define void @usage() {
%1 = call i32 @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str, i64 0, i64 0))
%2 = call i32 @printf(i8* getelementptr inbounds ([82 x i8], [82 x i8]* @.str.1, i64 0, i64 0))
%3 = call i32 @printf(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str.2, i64 0, i64 0))
%4 = call i32 @printf(i8* getelementptr inbounds ([46 x i8], [46 x i8]* @.str.3, i64 0, i64 0))
%5 = call i32 @printf(i8* getelementptr inbounds ([30 x i8], [30 x i8]* @.str.4, i64 0, i64 0))
%6 = call i32 @printf(i8* getelementptr inbounds ([46 x i8], [46 x i8]* @.str.3, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@str = [8 x i8] c"Usage: \00"
@str.5 = [81 x i8] c" Reads the output of size from stdin and computes percentage of used memory.\0A\00"
@str.6 = [28 x i8] c" -s <sram size in bytes>\00"
@str.8 = [29 x i8] c" -f <flash size in bytes>\00"
@str.9 = [45 x i8] c" Required: Must be greater than zero.\00"
define void @usage() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([8 x i8], [8 x i8]* @str, i64 0, i64 0))
%2 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([81 x i8], [81 x i8]* @str.5, i64 0, i64 0))
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([28 x i8], [28 x i8]* @str.6, i64 0, i64 0))
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([45 x i8], [45 x i8]* @str.9, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([29 x i8], [29 x i8]* @str.8, i64 0, i64 0))
%6 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([45 x i8], [45 x i8]* @str.9, i64 0, i64 0))
ret void
}