#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 *);
int main() {
  int array[3][3];
  void swap(int array[3][3]);
  int i, j;
  printf("input array:\n");
  for (i = 0; i < 3; i++)
    for (j = 0; j < 3; j++)
      scanf("%d", &array[i][j]);
  printf("the array is:\n");
  swap(array);
  printf("new array is:\n");
  for (i = 0; i < 3; i++)
    for (j = 0; j < 3; j++)
      printf("%5d", array[i][j]);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x40,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeba(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
movl   $0x0,-0x34(%rbp)
cmpl   $0x3,-0x34(%rbp)
jge    11b6 <main+0x86>
movl   $0x0,-0x38(%rbp)
cmpl   $0x3,-0x38(%rbp)
jge    11a3 <main+0x73>
movslq -0x34(%rbp),%rax
lea    -0x30(%rbp),%rsi
imul   $0xc,%rax,%rax
add    %rax,%rsi
movslq -0x38(%rbp),%rax
shl    $0x2,%rax
add    %rax,%rsi
lea    0xe7e(%rip),%rdi
call   1040 <scanf@plt>
mov    -0x38(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x38(%rbp)
jmp    1165 <main+0x35>
jmp    11a8 <main+0x78>
mov    -0x34(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x34(%rbp)
jmp    1154 <main+0x24>
lea    0xe54(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    -0x30(%rbp),%rdi
call   1050 <swap@plt>
lea    0xe4c(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
movl   $0x0,-0x34(%rbp)
cmpl   $0x3,-0x34(%rbp)
jge    1242 <main+0x112>
movl   $0x0,-0x38(%rbp)
cmpl   $0x3,-0x38(%rbp)
jge    122f <main+0xff>
movslq -0x34(%rbp),%rcx
lea    -0x30(%rbp),%rax
imul   $0xc,%rcx,%rcx
add    %rcx,%rax
movslq -0x38(%rbp),%rcx
mov    (%rax,%rcx,4),%esi
lea    0xe15(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x38(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x38(%rbp)
jmp    11f3 <main+0xc3>
jmp    1234 <main+0x104>
mov    -0x34(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x34(%rbp)
jmp    11e2 <main+0xb2>
xor    %eax,%eax
add    $0x40,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r14
push   %rbx
sub    $0x28,%rsp
lea    0xeb9(%rip),%rdi
call   1030 <puts@plt>
lea    0xea6(%rip),%rbx
mov    %rsp,%r14
mov    %rbx,%rdi
mov    %r14,%rsi
call   1050 <scanf@plt>
lea    0x4(%rsp),%rsi
mov    %rbx,%rdi
call   1050 <scanf@plt>
lea    0x8(%rsp),%rsi
mov    %rbx,%rdi
call   1050 <scanf@plt>
lea    0xc(%rsp),%rsi
mov    %rbx,%rdi
call   1050 <scanf@plt>
lea    0x10(%rsp),%rsi
mov    %rbx,%rdi
call   1050 <scanf@plt>
lea    0x14(%rsp),%rsi
mov    %rbx,%rdi
call   1050 <scanf@plt>
lea    0x18(%rsp),%rsi
mov    %rbx,%rdi
call   1050 <scanf@plt>
lea    0x1c(%rsp),%rsi
mov    %rbx,%rdi
call   1050 <scanf@plt>
lea    0x20(%rsp),%rsi
mov    %rbx,%rdi
call   1050 <scanf@plt>
lea    0xe3d(%rip),%rdi
call   1030 <puts@plt>
mov    %r14,%rdi
call   1060 <swap@plt>
lea    0xe37(%rip),%rdi
call   1030 <puts@plt>
mov    (%rsp),%esi
lea    0xe09(%rip),%rbx
mov    %rbx,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    0x4(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    0x8(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    0xc(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    0x10(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    0x14(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    0x18(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    0x1c(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    0x20(%rsp),%esi
mov    %rbx,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
xor    %eax,%eax
add    $0x28,%rsp
pop    %rbx
pop    %r14
ret

LLVM IR (-O0):
@.str = [14 x i8] c"input array:\0A\00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [15 x i8] c"the array is:\0A\00"
@.str.3 = [15 x i8] c"new array is:\0A\00"
@.str.4 = [4 x i8] c"%5d\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca [3 x [3 x i32]]
%3 = alloca i32
%4 = alloca i32
store i32 0, i32* %1
%5 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str, i64 0, i64 0))
store i32 0, i32* %3
br label %6
6: ; preds = %25, %0
%7 = load i32, i32* %3
%8 = icmp slt i32 %7, 3
br i1 %8, label %9, label %28
9: ; preds = %6
store i32 0, i32* %4
br label %10
10: ; preds = %21, %9
%11 = load i32, i32* %4
%12 = icmp slt i32 %11, 3
br i1 %12, label %13, label %24
13: ; preds = %10
%14 = load i32, i32* %3
%15 = sext i32 %14 to i64
%16 = getelementptr inbounds [3 x [3 x i32]], [3 x [3 x i32]]* %2, i64 0, i64 %15
%17 = load i32, i32* %4
%18 = sext i32 %17 to i64
%19 = getelementptr inbounds [3 x i32], [3 x i32]* %16, i64 0, i64 %18
%20 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %19)
br label %21
21: ; preds = %13
%22 = load i32, i32* %4
%23 = add nsw i32 %22, 1
store i32 %23, i32* %4
br label %10
24: ; preds = %10
br label %25
25: ; preds = %24
%26 = load i32, i32* %3
%27 = add nsw i32 %26, 1
store i32 %27, i32* %3
br label %6
28: ; preds = %6
%29 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.2, i64 0, i64 0))
%30 = getelementptr inbounds [3 x [3 x i32]], [3 x [3 x i32]]* %2, i64 0, i64 0
%31 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.3, i64 0, i64 0))
store i32 0, i32* %3
br label %32
32: ; preds = %52, %28
%33 = load i32, i32* %3
%34 = icmp slt i32 %33, 3
br i1 %34, label %35, label %55
35: ; preds = %32
store i32 0, i32* %4
br label %36
36: ; preds = %48, %35
%37 = load i32, i32* %4
%38 = icmp slt i32 %37, 3
br i1 %38, label %39, label %51
39: ; preds = %36
%40 = load i32, i32* %3
%41 = sext i32 %40 to i64
%42 = getelementptr inbounds [3 x [3 x i32]], [3 x [3 x i32]]* %2, i64 0, i64 %41
%43 = load i32, i32* %4
%44 = sext i32 %43 to i64
%45 = getelementptr inbounds [3 x i32], [3 x i32]* %42, i64 0, i64 %44
%46 = load i32, i32* %45
%47 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.4, i64 0, i64 0), i32 %46)
br label %48
48: ; preds = %39
%49 = load i32, i32* %4
%50 = add nsw i32 %49, 1
store i32 %50, i32* %4
br label %36
51: ; preds = %36
br label %52
52: ; preds = %51
%53 = load i32, i32* %3
%54 = add nsw i32 %53, 1
store i32 %54, i32* %3
br label %32
55: ; preds = %32
ret i32 0
}

LLVM IR (-O2):
@.str.1 = [3 x i8] c"%d\00"
@.str.4 = [4 x i8] c"%5d\00"
@str = [13 x i8] c"input array:\00"
@str.5 = [14 x i8] c"the array is:\00"
@str.6 = [14 x i8] c"new array is:\00"
define i32 @main() {
%1 = alloca [3 x [3 x i32]]
%2 = bitcast [3 x [3 x i32]]* %1 to i8*
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @str, i64 0, i64 0))
%4 = getelementptr inbounds [3 x [3 x i32]], [3 x [3 x i32]]* %1, i64 0, i64 0, i64 0
%5 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %4)
%6 = getelementptr inbounds [3 x [3 x i32]], [3 x [3 x i32]]* %1, i64 0, i64 0, i64 1
%7 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %6)
%8 = getelementptr inbounds [3 x [3 x i32]], [3 x [3 x i32]]* %1, i64 0, i64 0, i64 2
%9 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %8)
%10 = getelementptr inbounds [3 x [3 x i32]], [3 x [3 x i32]]* %1, i64 0, i64 1, i64 0
%11 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %10)
%12 = getelementptr inbounds [3 x [3 x i32]], [3 x [3 x i32]]* %1, i64 0, i64 1, i64 1
%13 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %12)
%14 = getelementptr inbounds [3 x [3 x i32]], [3 x [3 x i32]]* %1, i64 0, i64 1, i64 2
%15 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %14)
%16 = getelementptr inbounds [3 x [3 x i32]], [3 x [3 x i32]]* %1, i64 0, i64 2, i64 0
%17 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %16)
%18 = getelementptr inbounds [3 x [3 x i32]], [3 x [3 x i32]]* %1, i64 0, i64 2, i64 1
%19 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %18)
%20 = getelementptr inbounds [3 x [3 x i32]], [3 x [3 x i32]]* %1, i64 0, i64 2, i64 2
%21 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %20)
%22 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @str.5, i64 0, i64 0))
%23 = getelementptr inbounds [3 x [3 x i32]], [3 x [3 x i32]]* %1, i64 0, i64 0
%24 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @str.6, i64 0, i64 0))
%25 = load i32, i32* %4
%26 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.4, i64 0, i64 0), i32 %25)
%27 = load i32, i32* %6
%28 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.4, i64 0, i64 0), i32 %27)
%29 = load i32, i32* %8
%30 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.4, i64 0, i64 0), i32 %29)
%31 = load i32, i32* %10
%32 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.4, i64 0, i64 0), i32 %31)
%33 = load i32, i32* %12
%34 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.4, i64 0, i64 0), i32 %33)
%35 = load i32, i32* %14
%36 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.4, i64 0, i64 0), i32 %35)
%37 = load i32, i32* %16
%38 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.4, i64 0, i64 0), i32 %37)
%39 = load i32, i32* %18
%40 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.4, i64 0, i64 0), i32 %39)
%41 = load i32, i32* %20
%42 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.4, i64 0, i64 0), i32 %41)
ret i32 0
}