#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 */
double pow(float, int);
int /*<<< orphan*/ printf(char *, ...);
int /*<<< orphan*/ scanf(char *, float *);
int main() {
  float raio, area, perimetro;
  printf("Digite o raio do círculo ");
  scanf("%f", &raio);
  area = 3.14 * (pow(raio, 2));
  perimetro = 2 * 3.14 * raio;
  printf("A area do círculo é %f e o perímetro é %f", area, perimetro);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeca(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf02(%rip),%rdi
lea    -0x8(%rbp),%rsi
call   1040 <scanf@plt>
movss  -0x8(%rbp),%xmm0
mov    $0x2,%edi
call   1050 <pow@plt>
movaps %xmm0,%xmm1
movsd  0xe91(%rip),%xmm0
mulsd  %xmm1,%xmm0
cvtsd2ss %xmm0,%xmm0
movss  %xmm0,-0xc(%rbp)
movss  -0x8(%rbp),%xmm0
cvtss2sd %xmm0,%xmm1
movsd  0xe6b(%rip),%xmm0
mulsd  %xmm1,%xmm0
cvtsd2ss %xmm0,%xmm0
movss  %xmm0,-0x10(%rbp)
movss  -0xc(%rbp),%xmm0
cvtss2sd %xmm0,%xmm0
movss  -0x10(%rbp),%xmm1
cvtss2sd %xmm1,%xmm1
lea    0xe70(%rip),%rdi
mov    $0x2,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rax
lea    0xed8(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xf10(%rip),%rdi
lea    0x4(%rsp),%rsi
call   1040 <scanf@plt>
movss  0x4(%rsp),%xmm0
mov    $0x2,%edi
call   1050 <pow@plt>
mulsd  0xe98(%rip),%xmm0
cvtsd2ss %xmm0,%xmm0
movss  0x4(%rsp),%xmm1
cvtss2sd %xmm1,%xmm1
mulsd  0xe8a(%rip),%xmm1
cvtsd2ss %xmm1,%xmm1
cvtss2sd %xmm0,%xmm0
cvtss2sd %xmm1,%xmm1
lea    0xe9a(%rip),%rdi
mov    $0x2,%al
call   1030 <printf@plt>
xor    %eax,%eax
pop    %rcx
ret

LLVM IR (-O0):
@.str = [27 x i8] c"Digite o raio do c\C3\ADrculo \00"
@.str.1 = [3 x i8] c"%f\00"
@.str.2 = [46 x i8] c"A area do c\C3\ADrculo \C3\A9 %f e o per\C3\ADmetro \C3\A9 %f\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca float
%3 = alloca float
%4 = alloca float
store i32 0, i32* %1
%5 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([27 x i8], [27 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), float* %2)
%7 = load float, float* %2
%8 = call double @pow(float %7, i32 2)
%9 = fmul double 3.140000e+00, %8
%10 = fptrunc double %9 to float
store float %10, float* %3
%11 = load float, float* %2
%12 = fpext float %11 to double
%13 = fmul double 6.280000e+00, %12
%14 = fptrunc double %13 to float
store float %14, float* %4
%15 = load float, float* %3
%16 = fpext float %15 to double
%17 = load float, float* %4
%18 = fpext float %17 to double
%19 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([46 x i8], [46 x i8]* @.str.2, i64 0, i64 0), double %16, double %18)
ret i32 0
}

LLVM IR (-O2):
@.str = [27 x i8] c"Digite o raio do c\C3\ADrculo \00"
@.str.1 = [3 x i8] c"%f\00"
@.str.2 = [46 x i8] c"A area do c\C3\ADrculo \C3\A9 %f e o per\C3\ADmetro \C3\A9 %f\00"
define i32 @main() {
%1 = alloca float
%2 = bitcast float* %1 to i8*
%3 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([27 x i8], [27 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), float* %1)
%5 = load float, float* %1
%6 = call double @pow(float %5, i32 2)
%7 = fmul double %6, 3.140000e+00
%8 = fptrunc double %7 to float
%9 = load float, float* %1
%10 = fpext float %9 to double
%11 = fmul double %10, 6.280000e+00
%12 = fptrunc double %11 to float
%13 = fpext float %8 to double
%14 = fpext float %12 to double
%15 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([46 x i8], [46 x i8]* @.str.2, i64 0, i64 0), double %13, double %14)
ret i32 0
}