#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);
int /*<<< orphan*/ putchar(char);
void printMatrix(int *M, int N) {
  int x, y;
  for (y = 0; y < N; y++) {
    for (x = 0; x < N; x++) {
      printf("%d\t", M[y * N + x]);
    }
    putchar('\n');
  }
  return;
}


x86 assembly (clang, -O0):
<printMatrix>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
mov    %rdi,-0x8(%rbp)
mov    %esi,-0xc(%rbp)
movl   $0x0,-0x14(%rbp)
mov    -0x14(%rbp),%eax
cmp    -0xc(%rbp),%eax
jge    119b <printMatrix+0x7b>
movl   $0x0,-0x10(%rbp)
mov    -0x10(%rbp),%eax
cmp    -0xc(%rbp),%eax
jge    1183 <printMatrix+0x63>
mov    -0x8(%rbp),%rax
mov    -0x14(%rbp),%ecx
imul   -0xc(%rbp),%ecx
add    -0x10(%rbp),%ecx
movslq %ecx,%rcx
mov    (%rax,%rcx,4),%esi
lea    0xe90(%rip),%rdi
call   1040 <printf@plt>
mov    -0x10(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x10(%rbp)
jmp    1149 <printMatrix+0x29>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    -0x14(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x14(%rbp)
jmp    1136 <printMatrix+0x16>
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<printMatrix>:
push   %rbp
push   %r15
push   %r14
push   %r13
push   %r12
push   %rbx
push   %rax
test   %esi,%esi
jle    118a <printMatrix+0x6a>
mov    %rdi,%rbx
mov    %esi,%r15d
lea    0x0(,%r15,4),%r12
xor    %r13d,%r13d
lea    0xeb9(%rip),%r14
nopw   0x0(%rax,%rax,1)
xor    %ebp,%ebp
cs nopw 0x0(%rax,%rax,1)
nopl   0x0(%rax)
mov    (%rbx,%rbp,4),%esi
mov    %r14,%rdi
call   1040 <printf@plt>
add    $0x1,%rbp
cmp    %rbp,%r15
jne    1160 <printMatrix+0x40>
mov    $0xa,%edi
call   1030 <putchar@plt>
add    $0x1,%r13
add    %r12,%rbx
cmp    %r15,%r13
jne    1150 <printMatrix+0x30>
add    $0x8,%rsp
pop    %rbx
pop    %r12
pop    %r13
pop    %r14
pop    %r15
pop    %rbp
ret

LLVM IR (-O0):
@.str = [4 x i8] c"%d\09\00"
define void @printMatrix(i32* %0, i32 %1) {
%3 = alloca i32*
%4 = alloca i32
%5 = alloca i32
%6 = alloca i32
store i32* %0, i32** %3
store i32 %1, i32* %4
store i32 0, i32* %6
br label %7
7: ; preds = %32, %2
%8 = load i32, i32* %6
%9 = load i32, i32* %4
%10 = icmp slt i32 %8, %9
br i1 %10, label %11, label %35
11: ; preds = %7
store i32 0, i32* %5
br label %12
12: ; preds = %27, %11
%13 = load i32, i32* %5
%14 = load i32, i32* %4
%15 = icmp slt i32 %13, %14
br i1 %15, label %16, label %30
16: ; preds = %12
%17 = load i32*, i32** %3
%18 = load i32, i32* %6
%19 = load i32, i32* %4
%20 = mul nsw i32 %18, %19
%21 = load i32, i32* %5
%22 = add nsw i32 %20, %21
%23 = sext i32 %22 to i64
%24 = getelementptr inbounds i32, i32* %17, i64 %23
%25 = load i32, i32* %24
%26 = call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %25)
br label %27
27: ; preds = %16
%28 = load i32, i32* %5
%29 = add nsw i32 %28, 1
store i32 %29, i32* %5
br label %12
30: ; preds = %12
%31 = call i32 @putchar(i8 signext 10)
br label %32
32: ; preds = %30
%33 = load i32, i32* %6
%34 = add nsw i32 %33, 1
store i32 %34, i32* %6
br label %7
35: ; preds = %7
ret void
}

LLVM IR (-O2):
@.str = [4 x i8] c"%d\09\00"
define void @printMatrix(i32* nocapture %0, i32 %1) {
%3 = icmp sgt i32 %1, 0
br i1 %3, label %4, label %22
4: ; preds = %2
%5 = zext i32 %1 to i64
%6 = zext i32 %1 to i64
br label %7
7: ; preds = %18, %4
%8 = phi i64 [ 0, %4 ], [ %20, %18 ]
%9 = mul nsw i64 %8, %5
br label %10
10: ; preds = %7, %10
%11 = phi i64 [ 0, %7 ], [ %16, %10 ]
%12 = add nuw nsw i64 %11, %9
%13 = getelementptr inbounds i32, i32* %0, i64 %12
%14 = load i32, i32* %13
%15 = tail call i32 @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %14)
%16 = add nuw nsw i64 %11, 1
%17 = icmp eq i64 %16, %6
br i1 %17, label %18, label %10
18: ; preds = %10
%19 = tail call i32 @putchar(i8 signext 10)
%20 = add nuw nsw i64 %8, 1
%21 = icmp eq i64 %20, %6
br i1 %21, label %22, label %7
22: ; preds = %18, %2
ret void
}