#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 *, double *);
int main() {
  double radius, area, perimeter;
  printf("Please enter the radius of a circle: ");
  scanf("%lf", &radius);
  area = 3.14 * radius * radius;
  perimeter = 2 * 3.14 * radius;
  printf("Area of the circle with radius %.2f is: %.2f\n", radius, area);
  printf("Perimeter of the circle with radius %.2f is: %.2f\n", radius,
         perimeter);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeda(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xef2(%rip),%rdi
lea    -0x10(%rbp),%rsi
call   1040 <scanf@plt>
movsd  0xeb3(%rip),%xmm0
mulsd  -0x10(%rbp),%xmm0
mulsd  -0x10(%rbp),%xmm0
movsd  %xmm0,-0x18(%rbp)
movsd  0xe94(%rip),%xmm0
mulsd  -0x10(%rbp),%xmm0
movsd  %xmm0,-0x20(%rbp)
movsd  -0x10(%rbp),%xmm0
movsd  -0x18(%rbp),%xmm1
lea    0xeb3(%rip),%rdi
mov    $0x2,%al
call   1030 <printf@plt>
movsd  -0x10(%rbp),%xmm0
movsd  -0x20(%rbp),%xmm1
lea    0xec9(%rip),%rdi
mov    $0x2,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
sub    $0x18,%rsp
lea    0xee5(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xefd(%rip),%rdi
lea    0x8(%rsp),%rsi
call   1040 <scanf@plt>
movsd  0x8(%rsp),%xmm0
movsd  0xeaf(%rip),%xmm1
mulsd  %xmm0,%xmm1
mulsd  %xmm0,%xmm1
movsd  0xea7(%rip),%xmm2
mulsd  %xmm0,%xmm2
movsd  %xmm2,0x10(%rsp)
lea    0xec8(%rip),%rdi
mov    $0x2,%al
call   1030 <printf@plt>
movsd  0x8(%rsp),%xmm0
lea    0xee2(%rip),%rdi
movsd  0x10(%rsp),%xmm1
mov    $0x2,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x18,%rsp
ret

LLVM IR (-O0):
@.str = [38 x i8] c"Please enter the radius of a circle: \00"
@.str.1 = [4 x i8] c"%lf\00"
@.str.2 = [46 x i8] c"Area of the circle with radius %.2f is: %.2f\0A\00"
@.str.3 = [51 x i8] c"Perimeter of the circle with radius %.2f is: %.2f\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca double
%3 = alloca double
%4 = alloca double
store i32 0, i32* %1
%5 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([38 x i8], [38 x i8]* @.str, i64 0, i64 0))
%6 = call i32 @scanf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), double* %2)
%7 = load double, double* %2
%8 = fmul double 3.140000e+00, %7
%9 = load double, double* %2
%10 = fmul double %8, %9
store double %10, double* %3
%11 = load double, double* %2
%12 = fmul double 6.280000e+00, %11
store double %12, double* %4
%13 = load double, double* %2
%14 = load double, double* %3
%15 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([46 x i8], [46 x i8]* @.str.2, i64 0, i64 0), double %13, double %14)
%16 = load double, double* %2
%17 = load double, double* %4
%18 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([51 x i8], [51 x i8]* @.str.3, i64 0, i64 0), double %16, double %17)
ret i32 0
}

LLVM IR (-O2):
@.str = [38 x i8] c"Please enter the radius of a circle: \00"
@.str.1 = [4 x i8] c"%lf\00"
@.str.2 = [46 x i8] c"Area of the circle with radius %.2f is: %.2f\0A\00"
@.str.3 = [51 x i8] c"Perimeter of the circle with radius %.2f is: %.2f\0A\00"
define i32 @main() {
%1 = alloca double
%2 = bitcast double* %1 to i8*
%3 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([38 x i8], [38 x i8]* @.str, i64 0, i64 0))
%4 = call i32 @scanf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), double* %1)
%5 = load double, double* %1
%6 = fmul double %5, 3.140000e+00
%7 = fmul double %5, %6
%8 = fmul double %5, 6.280000e+00
%9 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([46 x i8], [46 x i8]* @.str.2, i64 0, i64 0), double %5, double %7)
%10 = load double, double* %1
%11 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([51 x i8], [51 x i8]* @.str.3, i64 0, i64 0), double %10, double %8)
ret i32 0
}