#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 */
float const pow(int, int);
int /*<<< orphan*/ printf(char *, ...);
int /*<<< orphan*/ scanf(char *, int *);
int /*<<< orphan*/ system(char *);
int main(int argc, char *argv[]) {
  const float phi = 3.14;
  int jari_jari;
  float luas;
  printf("Masukkan jari-jari = ");
  scanf("%i", &jari_jari);
  luas = phi * pow(jari_jari, 2);
  printf("Luas = %.2f \n\n", luas);
  system("PAUSE");
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
mov    %edi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
movss  0xea2(%rip),%xmm0
movss  %xmm0,-0x14(%rbp)
lea    0xe9a(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
lea    0xea2(%rip),%rdi
lea    -0x18(%rbp),%rsi
call   1050 <scanf@plt>
mov    -0x18(%rbp),%edi
mov    $0x2,%esi
call   1060 <pow@plt>
movaps %xmm0,%xmm1
movss  0xe67(%rip),%xmm0
mulss  %xmm1,%xmm0
movss  %xmm0,-0x1c(%rbp)
movss  -0x1c(%rbp),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xe6b(%rip),%rdi
mov    $0x1,%al
call   1040 <printf@plt>
lea    0xe6c(%rip),%rdi
call   1030 <system@plt>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rax
lea    0xebc(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
lea    0xec4(%rip),%rdi
lea    0x4(%rsp),%rsi
call   1050 <scanf@plt>
mov    0x4(%rsp),%edi
mov    $0x2,%esi
call   1060 <pow@plt>
mulss  0xe8a(%rip),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xe9c(%rip),%rdi
mov    $0x1,%al
call   1040 <printf@plt>
lea    0xe9d(%rip),%rdi
call   1030 <system@plt>
xor    %eax,%eax
pop    %rcx
ret

LLVM IR (-O0):
@.str = [22 x i8] c"Masukkan jari-jari = \00"
@.str.1 = [3 x i8] c"%i\00"
@.str.2 = [15 x i8] c"Luas = %.2f \0A\0A\00"
@.str.3 = [6 x i8] c"PAUSE\00"
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca float
%7 = alloca i32
%8 = alloca float
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
store float 0x40091EB860000000, float* %6
%9 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([22 x i8], [22 x i8]* @.str, i64 0, i64 0))
%10 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %7)
%11 = load i32, i32* %7
%12 = call float @pow(i32 %11, i32 2)
%13 = fmul float 0x40091EB860000000, %12
store float %13, float* %8
%14 = load float, float* %8
%15 = fpext float %14 to double
%16 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.2, i64 0, i64 0), double %15)
%17 = call i32 @system(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.3, i64 0, i64 0))
ret i32 0
}

LLVM IR (-O2):
@.str = [22 x i8] c"Masukkan jari-jari = \00"
@.str.1 = [3 x i8] c"%i\00"
@.str.2 = [15 x i8] c"Luas = %.2f \0A\0A\00"
@.str.3 = [6 x i8] c"PAUSE\00"
define i32 @main(i32 %0, i8** nocapture readnone %1) {
%3 = alloca i32
%4 = bitcast i32* %3 to i8*
%5 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([22 x i8], [22 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* %3)
%7 = load i32, i32* %3
%8 = call float @pow(i32 %7, i32 2)
%9 = fmul float %8, 0x40091EB860000000
%10 = fpext float %9 to double
%11 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([15 x i8], [15 x i8]* @.str.2, i64 0, i64 0), double %10)
%12 = call i32 @system(i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.3, i64 0, i64 0))
ret i32 0
}