#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 width, height;
  printf("Width: ");
  scanf("%lf", &width);
  printf("Height: ");
  scanf("%lf", &height);
  double perimeter = 2 * (width + height);
  double area = width * height;
  printf("Perimeter: %.1lf\n", perimeter);
  printf("Area: %.1lf\n", area);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x30,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xed2(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xecc(%rip),%rdi
lea    -0x10(%rbp),%rsi
call   1040 <scanf@plt>
lea    0xec0(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xeae(%rip),%rdi
lea    -0x18(%rbp),%rsi
call   1040 <scanf@plt>
movsd  -0x10(%rbp),%xmm1
addsd  -0x18(%rbp),%xmm1
movsd  0xe83(%rip),%xmm0
mulsd  %xmm1,%xmm0
movsd  %xmm0,-0x20(%rbp)
movsd  -0x10(%rbp),%xmm0
mulsd  -0x18(%rbp),%xmm0
movsd  %xmm0,-0x28(%rbp)
movsd  -0x20(%rbp),%xmm0
lea    0xe7c(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
movsd  -0x28(%rbp),%xmm0
lea    0xe7b(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x30,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
sub    $0x20,%rsp
lea    0xed4(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xece(%rip),%rbx
lea    0x18(%rsp),%rsi
mov    %rbx,%rdi
call   1040 <scanf@plt>
lea    0xebe(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0x10(%rsp),%rsi
mov    %rbx,%rdi
call   1040 <scanf@plt>
movsd  0x18(%rsp),%xmm2
movsd  0x10(%rsp),%xmm1
movapd %xmm2,%xmm0
addsd  %xmm1,%xmm0
addsd  %xmm0,%xmm0
mulsd  %xmm1,%xmm2
movsd  %xmm2,0x8(%rsp)
lea    0xe8a(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
lea    0xe8e(%rip),%rdi
movsd  0x8(%rsp),%xmm0
mov    $0x1,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbx
ret

LLVM IR (-O0):
@.str = [8 x i8] c"Width: \00"
@.str.1 = [4 x i8] c"%lf\00"
@.str.2 = [9 x i8] c"Height: \00"
@.str.3 = [18 x i8] c"Perimeter: %.1lf\0A\00"
@.str.4 = [13 x i8] c"Area: %.1lf\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca double
%3 = alloca double
%4 = alloca double
%5 = alloca double
store i32 0, i32* %1
%6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str, i64 0, i64 0))
%7 = call i32 @scanf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), double* %2)
%8 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.2, i64 0, i64 0))
%9 = call i32 @scanf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), double* %3)
%10 = load double, double* %2
%11 = load double, double* %3
%12 = fadd double %10, %11
%13 = fmul double 2.000000e+00, %12
store double %13, double* %4
%14 = load double, double* %2
%15 = load double, double* %3
%16 = fmul double %14, %15
store double %16, double* %5
%17 = load double, double* %4
%18 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.3, i64 0, i64 0), double %17)
%19 = load double, double* %5
%20 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.4, i64 0, i64 0), double %19)
ret i32 0
}

LLVM IR (-O2):
@.str = [8 x i8] c"Width: \00"
@.str.1 = [4 x i8] c"%lf\00"
@.str.2 = [9 x i8] c"Height: \00"
@.str.3 = [18 x i8] c"Perimeter: %.1lf\0A\00"
@.str.4 = [13 x i8] c"Area: %.1lf\0A\00"
define i32 @main() {
%1 = alloca double
%2 = alloca double
%3 = bitcast double* %1 to i8*
%4 = bitcast double* %2 to i8*
%5 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([8 x i8], [8 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* %1)
%7 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([9 x i8], [9 x i8]* @.str.2, i64 0, i64 0))
%8 = call i32 @scanf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), double* %2)
%9 = load double, double* %1
%10 = load double, double* %2
%11 = fadd double %9, %10
%12 = fmul double %11, 2.000000e+00
%13 = fmul double %9, %10
%14 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str.3, i64 0, i64 0), double %12)
%15 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([13 x i8], [13 x i8]* @.str.4, i64 0, i64 0), double %13)
ret i32 0
}