#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 printArray(int marks[], int size) {
  int ii = 0;
  printf("Marks of all Students\n");
  while (ii < size) {
    printf("%d\t", marks[ii]);
    if ((ii + 1) % 4 == 0) {
      printf("\n");
    }
    ii++;
  }
}


x86 assembly (clang, -O0):
<printArray>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
mov    %esi,-0xc(%rbp)
movl   $0x0,-0x10(%rbp)
lea    0xed3(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x10(%rbp),%eax
cmp    -0xc(%rbp),%eax
jge    118c <printArray+0x7c>
mov    -0x8(%rbp),%rax
movslq -0x10(%rbp),%rcx
mov    (%rax,%rcx,4),%esi
lea    0xec5(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x10(%rbp),%eax
add    $0x1,%eax
mov    $0x4,%ecx
cltd
idiv   %ecx
cmp    $0x0,%edx
jne    117e <printArray+0x6e>
lea    0xe9e(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x10(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x10(%rbp)
jmp    1134 <printArray+0x24>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<printArray>:
push   %rbp
push   %r15
push   %r14
push   %rbx
push   %rax
mov    %esi,%ebp
mov    %rdi,%r15
lea    0xec1(%rip),%rdi
call   1040 <puts@plt>
test   %ebp,%ebp
jle    1192 <printArray+0x62>
mov    %ebp,%ebp
neg    %rbp
mov    $0x1,%ebx
lea    0xea3(%rip),%r14
jmp    1172 <printArray+0x42>
nop
lea    (%rbx,%rbp,1),%rax
add    $0x1,%rax
add    $0x1,%rbx
cmp    $0x1,%rax
je     1192 <printArray+0x62>
mov    -0x4(%r15,%rbx,4),%esi
mov    %r14,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
test   $0x3,%bl
jne    1160 <printArray+0x30>
mov    $0xa,%edi
call   1030 <putchar@plt>
jmp    1160 <printArray+0x30>
add    $0x8,%rsp
pop    %rbx
pop    %r14
pop    %r15
pop    %rbp
ret

LLVM IR (-O0):
@.str = [23 x i8] c"Marks of all Students\0A\00"
@.str.1 = [4 x i8] c"%d\09\00"
@.str.2 = [2 x i8] c"\0A\00"
define void @printArray(i32* %0, i32 %1) {
%3 = alloca i32*
%4 = alloca i32
%5 = alloca i32
store i32* %0, i32** %3
store i32 %1, i32* %4
store i32 0, i32* %5
%6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str, i64 0, i64 0))
br label %7
7: ; preds = %24, %2
%8 = load i32, i32* %5
%9 = load i32, i32* %4
%10 = icmp slt i32 %8, %9
br i1 %10, label %11, label %27
11: ; preds = %7
%12 = load i32*, i32** %3
%13 = load i32, i32* %5
%14 = sext i32 %13 to i64
%15 = getelementptr inbounds i32, i32* %12, i64 %14
%16 = load i32, i32* %15
%17 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), i32 %16)
%18 = load i32, i32* %5
%19 = add nsw i32 %18, 1
%20 = srem i32 %19, 4
%21 = icmp eq i32 %20, 0
br i1 %21, label %22, label %24
22: ; preds = %11
%23 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.2, i64 0, i64 0))
br label %24
24: ; preds = %22, %11
%25 = load i32, i32* %5
%26 = add nsw i32 %25, 1
store i32 %26, i32* %5
br label %7
27: ; preds = %7
ret void
}

LLVM IR (-O2):
@.str.1 = [4 x i8] c"%d\09\00"
@str = [22 x i8] c"Marks of all Students\00"
define void @printArray(i32* nocapture %0, i32 %1) {
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([22 x i8], [22 x i8]* @str, i64 0, i64 0))
%4 = icmp sgt i32 %1, 0
br i1 %4, label %5, label %19
5: ; preds = %2
%6 = zext i32 %1 to i64
br label %7
7: ; preds = %5, %17
%8 = phi i64 [ 0, %5 ], [ %12, %17 ]
%9 = getelementptr inbounds i32, i32* %0, i64 %8
%10 = load i32, i32* %9
%11 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), i32 %10)
%12 = add nuw nsw i64 %8, 1
%13 = and i64 %12, 3
%14 = icmp eq i64 %13, 0
br i1 %14, label %15, label %17
15: ; preds = %7
%16 = tail call i32 @putchar(i32 10)
br label %17
17: ; preds = %15, %7
%18 = icmp eq i64 %12, %6
br i1 %18, label %19, label %7
19: ; preds = %17, %2
ret void
}