#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 *, ...);
int /*<<< orphan*/ scanf(char *, int *);
void mod(void) {
  int a, b;
  printf("Input first num: ");
  scanf("%d", &a);
  printf("Input second num: ");
  scanf("%d", &b);
  printf("%d mod %d = %d\n", a, b, (a % b));
}


x86 assembly (clang, -O0):
<mod>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
lea    0xed1(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xed5(%rip),%rdi
lea    -0x4(%rbp),%rsi
call   1040 <scanf@plt>
lea    0xec8(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xeb7(%rip),%rdi
lea    -0x8(%rbp),%rsi
call   1040 <scanf@plt>
mov    -0x4(%rbp),%esi
mov    -0x8(%rbp),%eax
mov    %eax,-0xc(%rbp)
mov    -0x4(%rbp),%eax
cltd
idivl  -0x8(%rbp)
mov    %edx,%ecx
mov    -0xc(%rbp),%edx
lea    0xea8(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<mod>:
push   %rbx
sub    $0x10,%rsp
lea    0xed4(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xed8(%rip),%rbx
lea    0xc(%rsp),%rsi
mov    %rbx,%rdi
call   1040 <scanf@plt>
lea    0xec7(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0x8(%rsp),%rsi
mov    %rbx,%rdi
call   1040 <scanf@plt>
mov    0xc(%rsp),%esi
mov    0x8(%rsp),%ebx
mov    %esi,%eax
cltd
idiv   %ebx
mov    %edx,%ecx
lea    0xeb0(%rip),%rdi
mov    %ebx,%edx
xor    %eax,%eax
call   1030 <printf@plt>
add    $0x10,%rsp
pop    %rbx
ret

LLVM IR (-O0):
@.str = [18 x i8] c"Input first num: \00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [19 x i8] c"Input second num: \00"
@.str.3 = [16 x i8] c"%d mod %d = %d\0A\00"
define void @mod() {
%1 = alloca i32
%2 = alloca i32
%3 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str, i64 0, i64 0))
%4 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %1)
%5 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([19 x i8], [19 x i8]* @.str.2, i64 0, i64 0))
%6 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %2)
%7 = load i32, i32* %1
%8 = load i32, i32* %2
%9 = load i32, i32* %1
%10 = load i32, i32* %2
%11 = srem i32 %9, %10
%12 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.3, i64 0, i64 0), i32 %7, i32 %8, i32 %11)
ret void
}

LLVM IR (-O2):
@.str = [18 x i8] c"Input first num: \00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [19 x i8] c"Input second num: \00"
@.str.3 = [16 x i8] c"%d mod %d = %d\0A\00"
define void @mod() {
%1 = alloca i32
%2 = alloca i32
%3 = bitcast i32* %1 to i8*
%4 = bitcast i32* %2 to i8*
%5 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str, i64 0, i64 0))
%6 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %1)
%7 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([19 x i8], [19 x i8]* @.str.2, i64 0, i64 0))
%8 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %2)
%9 = load i32, i32* %1
%10 = load i32, i32* %2
%11 = srem i32 %9, %10
%12 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([16 x i8], [16 x i8]* @.str.3, i64 0, i64 0), i32 %9, i32 %10, i32 %11)
ret void
}