#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 *, ...);
int main() {
  float total = 3.145;
  int quantity = 10;
  float price = 31.45;
  printf("What is the price of the sold item \n");
  scanf("%f", &price);
  printf("what is the quantity for the item sold\n");
  scanf("%d", &quantity);
  total = (float)quantity * price;
  printf("total cost is:%4.2f \n", total);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
movss  0xecd(%rip),%xmm0
movss  %xmm0,-0x8(%rbp)
movl   $0xa,-0xc(%rbp)
movss  0xeb5(%rip),%xmm0
movss  %xmm0,-0x10(%rbp)
lea    0xeb1(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xec8(%rip),%rdi
lea    -0x10(%rbp),%rsi
mov    $0x0,%al
call   1040 <scanf@plt>
lea    0xeb9(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xed3(%rip),%rdi
lea    -0xc(%rbp),%rsi
mov    $0x0,%al
call   1040 <scanf@plt>
cvtsi2ssl -0xc(%rbp),%xmm0
mulss  -0x10(%rbp),%xmm0
movss  %xmm0,-0x8(%rbp)
movss  -0x8(%rbp),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xeac(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rax
movl   $0xa,0x4(%rsp)
movl   $0x41fb999a,(%rsp)
lea    0xed5(%rip),%rdi
call   1030 <puts@plt>
lea    0xead(%rip),%rdi
mov    %rsp,%rsi
xor    %eax,%eax
call   1050 <scanf@plt>
lea    0xedc(%rip),%rdi
call   1030 <puts@plt>
lea    0xe93(%rip),%rdi
lea    0x4(%rsp),%rsi
xor    %eax,%eax
call   1050 <scanf@plt>
cvtsi2ssl 0x4(%rsp),%xmm0
mulss  (%rsp),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xe74(%rip),%rdi
mov    $0x1,%al
call   1040 <printf@plt>
xor    %eax,%eax
pop    %rcx
ret

LLVM IR (-O0):
@.str = [37 x i8] c"What is the price of the sold item \0A\00"
@.str.1 = [3 x i8] c"%f\00"
@.str.2 = [40 x i8] c"what is the quantity for the item sold\0A\00"
@.str.3 = [3 x i8] c"%d\00"
@.str.4 = [22 x i8] c"total cost is:%4.2f \0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca float
%3 = alloca i32
%4 = alloca float
store i32 0, i32* %1
store float 0x400928F5C0000000, float* %2
store i32 10, i32* %3
store float 0x403F733340000000, float* %4
%5 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([37 x i8], [37 x i8]* @.str, i64 0, i64 0))
%6 = call i32 (i8*, ...) @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), float* %4)
%7 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([40 x i8], [40 x i8]* @.str.2, i64 0, i64 0))
%8 = call i32 (i8*, ...) @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.3, i64 0, i64 0), i32* %3)
%9 = load i32, i32* %3
%10 = sitofp i32 %9 to float
%11 = load float, float* %4
%12 = fmul float %10, %11
store float %12, float* %2
%13 = load float, float* %2
%14 = fpext float %13 to double
%15 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([22 x i8], [22 x i8]* @.str.4, i64 0, i64 0), double %14)
ret i32 0
}

LLVM IR (-O2):
@.str.1 = [3 x i8] c"%f\00"
@.str.3 = [3 x i8] c"%d\00"
@.str.4 = [22 x i8] c"total cost is:%4.2f \0A\00"
@str = [36 x i8] c"What is the price of the sold item \00"
@str.5 = [39 x i8] c"what is the quantity for the item sold\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca float
%3 = bitcast i32* %1 to i8*
store i32 10, i32* %1
%4 = bitcast float* %2 to i8*
store float 0x403F733340000000, float* %2
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([36 x i8], [36 x i8]* @str, i64 0, i64 0))
%6 = call i32 (i8*, ...) @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), float* %2)
%7 = call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([39 x i8], [39 x i8]* @str.5, i64 0, i64 0))
%8 = call i32 (i8*, ...) @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.3, i64 0, i64 0), i32* %1)
%9 = load i32, i32* %1
%10 = sitofp i32 %9 to float
%11 = load float, float* %2
%12 = fmul float %11, %10
%13 = fpext float %12 to double
%14 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([22 x i8], [22 x i8]* @.str.4, i64 0, i64 0), double %13)
ret i32 0
}