#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 printDiagonalMatriz(int matriz[3][3]) {
  for (int i = 0; i < 3; ++i) {
    for (int j = 0; j < 3; ++j) {
      if (i == j) {
        printf("%d ", matriz[i][j]);
      } else {
        printf("  ");
      }
    }
    printf("\n");
  }
}


x86 assembly (clang, -O0):
<printDiagonalMatriz>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
movl   $0x0,-0xc(%rbp)
cmpl   $0x3,-0xc(%rbp)
jge    11b0 <printDiagonalMatriz+0xa0>
movl   $0x0,-0x10(%rbp)
cmpl   $0x3,-0x10(%rbp)
jge    1194 <printDiagonalMatriz+0x84>
mov    -0xc(%rbp),%eax
cmp    -0x10(%rbp),%eax
jne    1173 <printDiagonalMatriz+0x63>
mov    -0x8(%rbp),%rax
movslq -0xc(%rbp),%rcx
imul   $0xc,%rcx,%rcx
add    %rcx,%rax
movslq -0x10(%rbp),%rcx
mov    (%rax,%rcx,4),%esi
lea    0xe99(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
jmp    1181 <printDiagonalMatriz+0x71>
lea    0xe8a(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
jmp    1186 <printDiagonalMatriz+0x76>
mov    -0x10(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x10(%rbp)
jmp    1134 <printDiagonalMatriz+0x24>
lea    0xe6c(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0xc(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0xc(%rbp)
jmp    1123 <printDiagonalMatriz+0x13>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<printDiagonalMatriz>:
push   %r15
push   %r14
push   %rbx
mov    %rdi,%r15
mov    (%rdi),%esi
lea    0xecf(%rip),%r14
mov    %r14,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xec2(%rip),%rbx
mov    %rbx,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    %rbx,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    %rbx,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    0x10(%r15),%esi
mov    %r14,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    %rbx,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
mov    %rbx,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    %rbx,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    0x20(%r15),%esi
mov    %r14,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0xa,%edi
pop    %rbx
pop    %r14
pop    %r15
jmp    1030 <putchar@plt>

LLVM IR (-O0):
@.str = [4 x i8] c"%d \00"
@.str.1 = [3 x i8] c" \00"
@.str.2 = [2 x i8] c"\0A\00"
define void @printDiagonalMatriz([3 x i32]* %0) {
%2 = alloca [3 x i32]*
%3 = alloca i32
%4 = alloca i32
store [3 x i32]* %0, [3 x i32]** %2
store i32 0, i32* %3
br label %5
5: ; preds = %34, %1
%6 = load i32, i32* %3
%7 = icmp slt i32 %6, 3
br i1 %7, label %8, label %37
8: ; preds = %5
store i32 0, i32* %4
br label %9
9: ; preds = %29, %8
%10 = load i32, i32* %4
%11 = icmp slt i32 %10, 3
br i1 %11, label %12, label %32
12: ; preds = %9
%13 = load i32, i32* %3
%14 = load i32, i32* %4
%15 = icmp eq i32 %13, %14
br i1 %15, label %16, label %26
16: ; preds = %12
%17 = load [3 x i32]*, [3 x i32]** %2
%18 = load i32, i32* %3
%19 = sext i32 %18 to i64
%20 = getelementptr inbounds [3 x i32], [3 x i32]* %17, i64 %19
%21 = load i32, i32* %4
%22 = sext i32 %21 to i64
%23 = getelementptr inbounds [3 x i32], [3 x i32]* %20, i64 0, i64 %22
%24 = load i32, i32* %23
%25 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %24)
br label %28
26: ; preds = %12
%27 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0))
br label %28
28: ; preds = %26, %16
br label %29
29: ; preds = %28
%30 = load i32, i32* %4
%31 = add nsw i32 %30, 1
store i32 %31, i32* %4
br label %9
32: ; preds = %9
%33 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.2, i64 0, i64 0))
br label %34
34: ; preds = %32
%35 = load i32, i32* %3
%36 = add nsw i32 %35, 1
store i32 %36, i32* %3
br label %5
37: ; preds = %5
ret void
}

LLVM IR (-O2):
@.str = [4 x i8] c"%d \00"
@.str.1 = [3 x i8] c" \00"
define void @printDiagonalMatriz([3 x i32]* nocapture %0) {
%2 = getelementptr inbounds [3 x i32], [3 x i32]* %0, i64 0, i64 0
%3 = load i32, i32* %2
%4 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %3)
%5 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0))
%6 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0))
%7 = tail call i32 @putchar(i32 10)
%8 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0))
%9 = getelementptr inbounds [3 x i32], [3 x i32]* %0, i64 1, i64 1
%10 = load i32, i32* %9
%11 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %10)
%12 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0))
%13 = tail call i32 @putchar(i32 10)
%14 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0))
%15 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0))
%16 = getelementptr inbounds [3 x i32], [3 x i32]* %0, i64 2, i64 2
%17 = load i32, i32* %16
%18 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %17)
%19 = tail call i32 @putchar(i32 10)
ret void
}