#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 x = 0, y = 0;
  int i, j;
  printf("\nInforme uma altura"
         "\n");
  scanf("%d", &x);
  printf("\nInforme uma largura"
         "\n");
  scanf("%d", &y);
  printf("\nOla, meu nome e Viviane e o retangulo ficou assim:"
         "\n");
  for (j = 0; j < x; j++) {
    for (i = 0; i < y; i++) {
      printf("*");
    }
    printf("\n");
  }
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
movl   $0x0,-0x8(%rbp)
movl   $0x0,-0xc(%rbp)
lea    0xebc(%rip),%rdi
call   1030 <printf@plt>
lea    0xec5(%rip),%rdi
lea    -0x8(%rbp),%rsi
call   1040 <scanf@plt>
lea    0xeb8(%rip),%rdi
call   1030 <printf@plt>
lea    0xea9(%rip),%rdi
lea    -0xc(%rbp),%rsi
call   1040 <scanf@plt>
lea    0xeb2(%rip),%rdi
call   1030 <printf@plt>
movl   $0x0,-0x14(%rbp)
mov    -0x14(%rbp),%eax
cmp    -0x8(%rbp),%eax
jge    11db <main+0xbb>
movl   $0x0,-0x10(%rbp)
mov    -0x10(%rbp),%eax
cmp    -0xc(%rbp),%eax
jge    11c1 <main+0xa1>
lea    0xeb5(%rip),%rdi
call   1030 <printf@plt>
mov    -0x10(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x10(%rbp)
jmp    119b <main+0x7b>
lea    0xe99(%rip),%rdi
call   1030 <printf@plt>
mov    -0x14(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x14(%rbp)
jmp    1188 <main+0x68>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbp
push   %rbx
push   %rax
movl   $0x0,0x4(%rsp)
movl   $0x0,(%rsp)
lea    0xeba(%rip),%rdi
call   1040 <puts@plt>
lea    0xeab(%rip),%rbx
lea    0x4(%rsp),%rsi
mov    %rbx,%rdi
call   1050 <scanf@plt>
lea    0xeae(%rip),%rdi
call   1040 <puts@plt>
mov    %rsp,%rsi
mov    %rbx,%rdi
call   1050 <scanf@plt>
lea    0xeac(%rip),%rdi
call   1040 <puts@plt>
cmpl   $0x0,0x4(%rsp)
jle    11c4 <main+0x94>
xor    %ebx,%ebx
jmp    11a3 <main+0x73>
mov    $0xa,%edi
call   1030 <putchar@plt>
add    $0x1,%ebx
cmp    0x4(%rsp),%ebx
jge    11c4 <main+0x94>
cmpl   $0x0,(%rsp)
jle    1190 <main+0x60>
xor    %ebp,%ebp
nopl   0x0(%rax,%rax,1)
mov    $0x2a,%edi
call   1030 <putchar@plt>
add    $0x1,%ebp
cmp    (%rsp),%ebp
jl     11b0 <main+0x80>
jmp    1190 <main+0x60>
xor    %eax,%eax
add    $0x8,%rsp
pop    %rbx
pop    %rbp
ret

LLVM IR (-O0):
@.str = [21 x i8] c"\0AInforme uma altura\0A\00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [22 x i8] c"\0AInforme uma largura\0A\00"
@.str.3 = [53 x i8] c"\0AOla, meu nome e Viviane e o retangulo ficou assim:\0A\00"
@.str.4 = [2 x i8] c"*\00"
@.str.5 = [2 x i8] c"\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = alloca i32
%5 = alloca i32
store i32 0, i32* %1
store i32 0, i32* %2
store i32 0, i32* %3
%6 = call i32 @printf(i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str, i64 0, i64 0))
%7 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %2)
%8 = call i32 @printf(i8* getelementptr inbounds ([22 x i8], [22 x i8]* @.str.2, i64 0, i64 0))
%9 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %3)
%10 = call i32 @printf(i8* getelementptr inbounds ([53 x i8], [53 x i8]* @.str.3, i64 0, i64 0))
store i32 0, i32* %5
br label %11
11: ; preds = %27, %0
%12 = load i32, i32* %5
%13 = load i32, i32* %2
%14 = icmp slt i32 %12, %13
br i1 %14, label %15, label %30
15: ; preds = %11
store i32 0, i32* %4
br label %16
16: ; preds = %22, %15
%17 = load i32, i32* %4
%18 = load i32, i32* %3
%19 = icmp slt i32 %17, %18
br i1 %19, label %20, label %25
20: ; preds = %16
%21 = call i32 @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.4, i64 0, i64 0))
br label %22
22: ; preds = %20
%23 = load i32, i32* %4
%24 = add nsw i32 %23, 1
store i32 %24, i32* %4
br label %16
25: ; preds = %16
%26 = call i32 @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.5, i64 0, i64 0))
br label %27
27: ; preds = %25
%28 = load i32, i32* %5
%29 = add nsw i32 %28, 1
store i32 %29, i32* %5
br label %11
30: ; preds = %11
ret i32 0
}

LLVM IR (-O2):
@.str.1 = [3 x i8] c"%d\00"
@str = [20 x i8] c"\0AInforme uma altura\00"
@str.6 = [21 x i8] c"\0AInforme uma largura\00"
@str.7 = [52 x i8] c"\0AOla, meu nome e Viviane e o retangulo ficou assim:\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = bitcast i32* %1 to i8*
store i32 0, i32* %1
%4 = bitcast i32* %2 to i8*
store i32 0, i32* %2
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([20 x i8], [20 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 @puts(i8* dereferenceable(1) getelementptr inbounds ([21 x i8], [21 x i8]* @str.6, 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 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([52 x i8], [52 x i8]* @str.7, i64 0, i64 0))
%10 = load i32, i32* %1
%11 = icmp sgt i32 %10, 0
br i1 %11, label %12, label %27
12: ; preds = %0, %22
%13 = phi i32 [ %24, %22 ], [ 0, %0 ]
%14 = load i32, i32* %2
%15 = icmp sgt i32 %14, 0
br i1 %15, label %16, label %22
16: ; preds = %12, %16
%17 = phi i32 [ %19, %16 ], [ 0, %12 ]
%18 = call i32 @putchar(i32 42)
%19 = add nuw nsw i32 %17, 1
%20 = load i32, i32* %2
%21 = icmp slt i32 %19, %20
br i1 %21, label %16, label %22
22: ; preds = %16, %12
%23 = call i32 @putchar(i32 10)
%24 = add nuw nsw i32 %13, 1
%25 = load i32, i32* %1
%26 = icmp slt i32 %24, %25
br i1 %26, label %12, label %27
27: ; preds = %22, %0
ret i32 0
}