#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 main() {
  float av1, av2, media;
  char nome[20];
  printf("\nQual o seu nome?");
  scanf("%s", nome);
  printf("\nEntre com a av1:");
  scanf("%f", &av1);
  printf("\nEntre com a av2:");
  scanf("%f", &av2);
  media = (av1 + av2) / 2;
  printf("\nOla %s, sua media = %.2f", nome, media);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x30,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xece(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    -0x30(%rbp),%rsi
lea    0xece(%rip),%rdi
mov    $0x0,%al
call   1040 <scanf@plt>
lea    0xec3(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xec7(%rip),%rdi
lea    -0x8(%rbp),%rsi
mov    $0x0,%al
call   1040 <scanf@plt>
lea    0xeb8(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xea7(%rip),%rdi
lea    -0xc(%rbp),%rsi
mov    $0x0,%al
call   1040 <scanf@plt>
movss  -0x8(%rbp),%xmm0
addss  -0xc(%rbp),%xmm0
movss  0xe5f(%rip),%xmm1
divss  %xmm1,%xmm0
movss  %xmm0,-0x10(%rbp)
lea    -0x30(%rbp),%rsi
movss  -0x10(%rbp),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xe82(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x30,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r14
push   %rbx
sub    $0x28,%rsp
lea    0xed6(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xeda(%rip),%rdi
lea    0x10(%rsp),%r14
mov    %r14,%rsi
xor    %eax,%eax
call   1040 <scanf@plt>
lea    0xec7(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xecb(%rip),%rbx
lea    0xc(%rsp),%rsi
mov    %rbx,%rdi
xor    %eax,%eax
call   1040 <scanf@plt>
lea    0xeb8(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0x8(%rsp),%rsi
mov    %rbx,%rdi
xor    %eax,%eax
call   1040 <scanf@plt>
movss  0xc(%rsp),%xmm0
addss  0x8(%rsp),%xmm0
mulss  0xe60(%rip),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xe95(%rip),%rdi
mov    %r14,%rsi
mov    $0x1,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x28,%rsp
pop    %rbx
pop    %r14
ret

LLVM IR (-O0):
@.str = [18 x i8] c"\0AQual o seu nome?\00"
@.str.1 = [3 x i8] c"%s\00"
@.str.2 = [18 x i8] c"\0AEntre com a av1:\00"
@.str.3 = [3 x i8] c"%f\00"
@.str.4 = [18 x i8] c"\0AEntre com a av2:\00"
@.str.5 = [26 x i8] c"\0AOla %s, sua media = %.2f\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca float
%3 = alloca float
%4 = alloca float
%5 = alloca [20 x i8]
store i32 0, i32* %1
%6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str, i64 0, i64 0))
%7 = getelementptr inbounds [20 x i8], [20 x i8]* %5, i64 0, i64 0
%8 = call i32 (i8*, ...) @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i8* %7)
%9 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.2, i64 0, i64 0))
%10 = call i32 (i8*, ...) @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.3, i64 0, i64 0), float* %2)
%11 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.4, i64 0, i64 0))
%12 = call i32 (i8*, ...) @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.3, i64 0, i64 0), float* %3)
%13 = load float, float* %2
%14 = load float, float* %3
%15 = fadd float %13, %14
%16 = fdiv float %15, 2.000000e+00
store float %16, float* %4
%17 = getelementptr inbounds [20 x i8], [20 x i8]* %5, i64 0, i64 0
%18 = load float, float* %4
%19 = fpext float %18 to double
%20 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str.5, i64 0, i64 0), i8* %17, double %19)
ret i32 0
}

LLVM IR (-O2):
@.str = [18 x i8] c"\0AQual o seu nome?\00"
@.str.1 = [3 x i8] c"%s\00"
@.str.2 = [18 x i8] c"\0AEntre com a av1:\00"
@.str.3 = [3 x i8] c"%f\00"
@.str.4 = [18 x i8] c"\0AEntre com a av2:\00"
@.str.5 = [26 x i8] c"\0AOla %s, sua media = %.2f\00"
define i32 @main() {
%1 = alloca float
%2 = alloca float
%3 = alloca [20 x i8]
%4 = bitcast float* %1 to i8*
%5 = bitcast float* %2 to i8*
%6 = getelementptr inbounds [20 x i8], [20 x i8]* %3, i64 0, i64 0
%7 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str, i64 0, i64 0))
%8 = call i32 (i8*, ...) @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i8* %6)
%9 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str.2, i64 0, i64 0))
%10 = call i32 (i8*, ...) @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.3, i64 0, i64 0), float* %1)
%11 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str.4, i64 0, i64 0))
%12 = call i32 (i8*, ...) @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.3, i64 0, i64 0), float* %2)
%13 = load float, float* %1
%14 = load float, float* %2
%15 = fadd float %13, %14
%16 = fmul float %15, 5.000000e-01
%17 = fpext float %16 to double
%18 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([26 x i8], [26 x i8]* @.str.5, i64 0, i64 0), i8* %6, double %17)
ret i32 0
}