#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 *, float *, float *);
int main() {
  float l, b, a, p;
  printf("enter length and breadth");
  scanf("%f  %f", &l, &b);
  p = (l + l) * (b + b);
  a = l * b;
  printf("The area of a rectangle is %f\n ", a);
  printf("The perimetre is %f", p);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeca(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xed5(%rip),%rdi
lea    -0x8(%rbp),%rsi
lea    -0xc(%rbp),%rdx
call   1040 <scanf@plt>
movss  -0x8(%rbp),%xmm0
addss  -0x8(%rbp),%xmm0
movss  -0xc(%rbp),%xmm1
addss  -0xc(%rbp),%xmm1
mulss  %xmm1,%xmm0
movss  %xmm0,-0x14(%rbp)
movss  -0x8(%rbp),%xmm0
mulss  -0xc(%rbp),%xmm0
movss  %xmm0,-0x10(%rbp)
movss  -0x10(%rbp),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xe93(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
movss  -0x14(%rbp),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xe9c(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
sub    $0x18,%rsp
lea    0xed5(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xee0(%rip),%rdi
lea    0x14(%rsp),%rsi
lea    0x10(%rsp),%rdx
call   1040 <scanf@plt>
movss  0x14(%rsp),%xmm0
movaps %xmm0,%xmm1
addss  %xmm0,%xmm1
movss  0x10(%rsp),%xmm2
mulss  %xmm2,%xmm0
addss  %xmm2,%xmm2
mulss  %xmm1,%xmm2
movss  %xmm2,0xc(%rsp)
cvtss2sd %xmm0,%xmm0
lea    0xea8(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
movss  0xc(%rsp),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xeb0(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x18,%rsp
ret

LLVM IR (-O0):
@.str = [25 x i8] c"enter length and breadth\00"
@.str.1 = [7 x i8] c"%f %f\00"
@.str.2 = [32 x i8] c"The area of a rectangle is %f\0A \00"
@.str.3 = [20 x i8] c"The perimetre is %f\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca float
%3 = alloca float
%4 = alloca float
%5 = alloca float
store i32 0, i32* %1
%6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str, i64 0, i64 0))
%7 = call i32 @scanf(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), float* %2, float* %3)
%8 = load float, float* %2
%9 = load float, float* %2
%10 = fadd float %8, %9
%11 = load float, float* %3
%12 = load float, float* %3
%13 = fadd float %11, %12
%14 = fmul float %10, %13
store float %14, float* %5
%15 = load float, float* %2
%16 = load float, float* %3
%17 = fmul float %15, %16
store float %17, float* %4
%18 = load float, float* %4
%19 = fpext float %18 to double
%20 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.2, i64 0, i64 0), double %19)
%21 = load float, float* %5
%22 = fpext float %21 to double
%23 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str.3, i64 0, i64 0), double %22)
ret i32 0
}

LLVM IR (-O2):
@.str = [25 x i8] c"enter length and breadth\00"
@.str.1 = [7 x i8] c"%f %f\00"
@.str.2 = [32 x i8] c"The area of a rectangle is %f\0A \00"
@.str.3 = [20 x i8] c"The perimetre is %f\00"
define i32 @main() {
%1 = alloca float
%2 = alloca float
%3 = bitcast float* %1 to i8*
%4 = bitcast float* %2 to i8*
%5 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([25 x i8], [25 x i8]* @.str, i64 0, i64 0))
%6 = call i32 @scanf(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0), float* %1, float* %2)
%7 = load float, float* %1
%8 = fadd float %7, %7
%9 = load float, float* %2
%10 = fadd float %9, %9
%11 = fmul float %8, %10
%12 = fmul float %7, %9
%13 = fpext float %12 to double
%14 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([32 x i8], [32 x i8]* @.str.2, i64 0, i64 0), double %13)
%15 = fpext float %11 to double
%16 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([20 x i8], [20 x i8]* @.str.3, i64 0, i64 0), double %15)
ret i32 0
}