#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 pares(int, int *);
int /*<<< orphan*/ printf(char *, ...);
int /*<<< orphan*/ scanf(char *, int *);
int main(void) {
  int tam, p = 0;
  printf("Informe o tamanho do vetor: ");
  scanf("%d", &tam);
  int vetor[tam];
  printf("Informe os elementos do vetor:\n");
  while (p < tam) {
    scanf("%d", &vetor[p]);
    p++;
  }
  printf("O vetor tem %d números pares\n", pares(tam, vetor));
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x30,%rsp
movl   $0x0,-0x4(%rbp)
movl   $0x0,-0xc(%rbp)
lea    0xeb3(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xec2(%rip),%rdi
lea    -0x8(%rbp),%rsi
call   1050 <scanf@plt>
mov    -0x8(%rbp),%eax
mov    %rsp,%rcx
mov    %rcx,-0x18(%rbp)
lea    0xf(,%rax,4),%rdx
and    $0xfffffffffffffff0,%rdx
mov    %rsp,%rcx
sub    %rdx,%rcx
mov    %rcx,-0x28(%rbp)
mov    %rcx,%rsp
mov    %rax,-0x20(%rbp)
lea    0xe8e(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
mov    -0xc(%rbp),%eax
cmp    -0x8(%rbp),%eax
jge    11ce <main+0x9e>
mov    -0x28(%rbp),%rsi
movslq -0xc(%rbp),%rax
shl    $0x2,%rax
add    %rax,%rsi
lea    0xe62(%rip),%rdi
call   1050 <scanf@plt>
mov    -0xc(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0xc(%rbp)
jmp    1199 <main+0x69>
mov    -0x28(%rbp),%rsi
mov    -0x8(%rbp),%edi
call   1030 <pares@plt>
mov    %eax,%esi
lea    0xe5d(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
movl   $0x0,-0x4(%rbp)
mov    -0x18(%rbp),%rax
mov    %rax,%rsp
mov    -0x4(%rbp),%eax
mov    %rbp,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbp
mov    %rsp,%rbp
push   %r15
push   %r14
push   %r13
push   %r12
push   %rbx
push   %rax
lea    0xeab(%rip),%rdi
xor    %eax,%eax
call   1050 <printf@plt>
lea    0xeba(%rip),%rdi
lea    -0x2c(%rbp),%rsi
call   1060 <scanf@plt>
mov    %rsp,%r12
mov    -0x2c(%rbp),%eax
mov    %rsp,%r14
lea    0xf(,%rax,4),%rax
and    $0xfffffffffffffff0,%rax
sub    %rax,%r14
mov    %r14,%rsp
lea    0xeb1(%rip),%rdi
call   1040 <puts@plt>
mov    -0x2c(%rbp),%edi
test   %edi,%edi
jle    11cc <main+0x8c>
xor    %r13d,%r13d
lea    0xe79(%rip),%r15
mov    %r14,%rbx
nopw   0x0(%rax,%rax,1)
mov    %r15,%rdi
mov    %rbx,%rsi
call   1060 <scanf@plt>
add    $0x1,%r13
movslq -0x2c(%rbp),%rdi
add    $0x4,%rbx
cmp    %rdi,%r13
jl     11b0 <main+0x70>
mov    %r14,%rsi
call   1030 <pares@plt>
lea    0xe45(%rip),%rdi
mov    %eax,%esi
xor    %eax,%eax
call   1050 <printf@plt>
mov    %r12,%rsp
xor    %eax,%eax
lea    -0x28(%rbp),%rsp
pop    %rbx
pop    %r12
pop    %r13
pop    %r14
pop    %r15
pop    %rbp
ret

LLVM IR (-O0):
@.str = [29 x i8] c"Informe o tamanho do vetor: \00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [32 x i8] c"Informe os elementos do vetor:\0A\00"
@.str.3 = [31 x i8] c"O vetor tem %d n\C3\BAmeros pares\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = alloca i8*
%5 = alloca i64
store i32 0, i32* %1
store i32 0, i32* %3
%6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([29 x i8], [29 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 = load i32, i32* %2
%9 = zext i32 %8 to i64
%10 = call i8* @llvm.stacksave()
store i8* %10, i8** %4
%11 = alloca i32, i64 %9
store i64 %9, i64* %5
%12 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.2, i64 0, i64 0))
br label %13
13: ; preds = %17, %0
%14 = load i32, i32* %3
%15 = load i32, i32* %2
%16 = icmp slt i32 %14, %15
br i1 %16, label %17, label %24
17: ; preds = %13
%18 = load i32, i32* %3
%19 = sext i32 %18 to i64
%20 = getelementptr inbounds i32, i32* %11, i64 %19
%21 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %20)
%22 = load i32, i32* %3
%23 = add nsw i32 %22, 1
store i32 %23, i32* %3
br label %13
24: ; preds = %13
%25 = load i32, i32* %2
%26 = call i32 @pares(i32 %25, i32* %11)
%27 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([31 x i8], [31 x i8]* @.str.3, i64 0, i64 0), i32 %26)
store i32 0, i32* %1
%28 = load i8*, i8** %4
%29 = load i32, i32* %1
ret i32 %29
}

LLVM IR (-O2):
@.str = [29 x i8] c"Informe o tamanho do vetor: \00"
@.str.1 = [3 x i8] c"%d\00"
@.str.3 = [31 x i8] c"O vetor tem %d n\C3\BAmeros pares\0A\00"
@str = [31 x i8] c"Informe os elementos do vetor:\00"
define i32 @main() {
%1 = alloca i32
%2 = bitcast i32* %1 to i8*
%3 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([29 x i8], [29 x i8]* @.str, i64 0, i64 0))
%4 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %1)
%5 = load i32, i32* %1
%6 = zext i32 %5 to i64
%7 = call i8* @llvm.stacksave()
%8 = alloca i32, i64 %6
%9 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([31 x i8], [31 x i8]* @str, i64 0, i64 0))
%10 = load i32, i32* %1
%11 = icmp sgt i32 %10, 0
br i1 %11, label %12, label %20
12: ; preds = %0, %12
%13 = phi i64 [ %16, %12 ], [ 0, %0 ]
%14 = getelementptr inbounds i32, i32* %8, i64 %13
%15 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %14)
%16 = add nuw nsw i64 %13, 1
%17 = load i32, i32* %1
%18 = sext i32 %17 to i64
%19 = icmp slt i64 %16, %18
br i1 %19, label %12, label %20
20: ; preds = %12, %0
%21 = phi i32 [ %10, %0 ], [ %17, %12 ]
%22 = call i32 @pares(i32 %21, i32* %8)
%23 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([31 x i8], [31 x i8]* @.str.3, i64 0, i64 0), i32 %22)
ret i32 0
}