#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() {
  int item_1;
  float price_1;
  int item_2;
  float price_2;
  float tax_percent;
  float pretax_cost;
  float tax_dollars;
  float total_cost;
  printf("What is the quantity of item 1 ?");
  scanf("%d", &item_1);
  printf("What is the price of item 1 ?");
  scanf("%f", &price_1);
  printf("What is the quantity of item 2 ?");
  scanf("%d", &item_2);
  printf("What is the price of item 2 ?");
  scanf("%f", &price_2);
  printf("What is the tax percent of item 1 ?");
  scanf("%f", &tax_percent);
  pretax_cost = (item_1 * price_1) + (item_2 * price_2);
  tax_dollars = (tax_percent / 100.0) * pretax_cost;
  total_cost = pretax_cost + tax_dollars;
  printf("\t\t %s\n", "Wesam");
  printf("invoice %d\n", 13);
  printf("Item 1: %d @ $%.2f per item $%.2f\n", item_1, price_1,
         item_1 * price_1);
  printf(" item 2: %d @ $%.2f per item $%.2f\n", item_2, price_2,
         item_2 * price_2);
  printf("Tax rate:%.2f\n", tax_percent);
  printf("Tax amount:$%.2f\n", tax_dollars);
  printf("Total cost:$%.2f\n", total_cost);
  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    0xee5(%rip),%rdi
lea    -0x8(%rbp),%rsi
mov    $0x0,%al
call   1040 <scanf@plt>
lea    0xed6(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xee6(%rip),%rdi
lea    -0xc(%rbp),%rsi
mov    $0x0,%al
call   1040 <scanf@plt>
lea    0xed7(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xea5(%rip),%rdi
lea    -0x10(%rbp),%rsi
mov    $0x0,%al
call   1040 <scanf@plt>
lea    0xed8(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xea6(%rip),%rdi
lea    -0x14(%rbp),%rsi
mov    $0x0,%al
call   1040 <scanf@plt>
lea    0xed6(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xe86(%rip),%rdi
lea    -0x18(%rbp),%rsi
mov    $0x0,%al
call   1040 <scanf@plt>
cvtsi2ssl -0x8(%rbp),%xmm0
movss  -0xc(%rbp),%xmm2
cvtsi2ssl -0x10(%rbp),%xmm1
mulss  -0x14(%rbp),%xmm1
mulss  %xmm2,%xmm0
addss  %xmm1,%xmm0
movss  %xmm0,-0x1c(%rbp)
movss  -0x18(%rbp),%xmm0
cvtss2sd %xmm0,%xmm0
movsd  0xdff(%rip),%xmm1
divsd  %xmm1,%xmm0
movss  -0x1c(%rbp),%xmm1
cvtss2sd %xmm1,%xmm1
mulsd  %xmm1,%xmm0
cvtsd2ss %xmm0,%xmm0
movss  %xmm0,-0x20(%rbp)
movss  -0x1c(%rbp),%xmm0
addss  -0x20(%rbp),%xmm0
movss  %xmm0,-0x24(%rbp)
lea    0xe7f(%rip),%rdi
lea    0xe7f(%rip),%rsi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xe77(%rip),%rdi
mov    $0xd,%esi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x8(%rbp),%esi
movss  -0xc(%rbp),%xmm0
cvtss2sd %xmm0,%xmm0
cvtsi2ssl -0x8(%rbp),%xmm1
mulss  -0xc(%rbp),%xmm1
cvtss2sd %xmm1,%xmm1
lea    0xe56(%rip),%rdi
mov    $0x2,%al
call   1030 <printf@plt>
mov    -0x10(%rbp),%esi
movss  -0x14(%rbp),%xmm0
cvtss2sd %xmm0,%xmm0
cvtsi2ssl -0x10(%rbp),%xmm1
mulss  -0x14(%rbp),%xmm1
cvtss2sd %xmm1,%xmm1
lea    0xe51(%rip),%rdi
mov    $0x2,%al
call   1030 <printf@plt>
movss  -0x18(%rbp),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xe5e(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
movss  -0x20(%rbp),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xe56(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
movss  -0x24(%rbp),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xe51(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x30,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r14
push   %rbx
sub    $0x28,%rsp
lea    0xeda(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xeed(%rip),%r14
lea    0x1c(%rsp),%rsi
mov    %r14,%rdi
xor    %eax,%eax
call   1040 <scanf@plt>
lea    0xeda(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xeea(%rip),%rbx
lea    0x18(%rsp),%rsi
mov    %rbx,%rdi
xor    %eax,%eax
call   1040 <scanf@plt>
lea    0xed7(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0x14(%rsp),%rsi
mov    %r14,%rdi
xor    %eax,%eax
call   1040 <scanf@plt>
lea    0xedb(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0x10(%rsp),%rsi
mov    %rbx,%rdi
xor    %eax,%eax
call   1040 <scanf@plt>
lea    0xedc(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xc(%rsp),%rsi
mov    %rbx,%rdi
xor    %eax,%eax
call   1040 <scanf@plt>
cvtsi2ssl 0x1c(%rsp),%xmm2
cvtsi2ssl 0x14(%rsp),%xmm0
mulss  0x10(%rsp),%xmm0
mulss  0x18(%rsp),%xmm2
addss  %xmm0,%xmm2
movss  0xc(%rsp),%xmm0
cvtss2sd %xmm0,%xmm0
divsd  0xe0c(%rip),%xmm0
cvtss2sd %xmm2,%xmm1
mulsd  %xmm0,%xmm1
xorps  %xmm0,%xmm0
cvtsd2ss %xmm1,%xmm0
movss  %xmm0,0x20(%rsp)
addss  %xmm0,%xmm2
movss  %xmm2,0x24(%rsp)
lea    0xe96(%rip),%rdi
lea    0xe96(%rip),%rsi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xe8e(%rip),%rdi
mov    $0xd,%esi
xor    %eax,%eax
call   1030 <printf@plt>
mov    0x1c(%rsp),%esi
xorps  %xmm1,%xmm1
cvtsi2ss %esi,%xmm1
movss  0x18(%rsp),%xmm2
xorps  %xmm0,%xmm0
cvtss2sd %xmm2,%xmm0
mulss  %xmm2,%xmm1
cvtss2sd %xmm1,%xmm1
lea    0xe67(%rip),%rdi
mov    $0x2,%al
call   1030 <printf@plt>
mov    0x14(%rsp),%esi
xorps  %xmm1,%xmm1
cvtsi2ss %esi,%xmm1
movss  0x10(%rsp),%xmm2
xorps  %xmm0,%xmm0
cvtss2sd %xmm2,%xmm0
mulss  %xmm2,%xmm1
cvtss2sd %xmm1,%xmm1
lea    0xe5c(%rip),%rdi
mov    $0x2,%al
call   1030 <printf@plt>
movss  0xc(%rsp),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xe68(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
movss  0x20(%rsp),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xe5f(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
movss  0x24(%rsp),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xe59(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x28,%rsp
pop    %rbx
pop    %r14
ret

LLVM IR (-O0):
@.str = [33 x i8] c"What is the quantity of item 1 ?\00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [30 x i8] c"What is the price of item 1 ?\00"
@.str.3 = [3 x i8] c"%f\00"
@.str.4 = [33 x i8] c"What is the quantity of item 2 ?\00"
@.str.5 = [30 x i8] c"What is the price of item 2 ?\00"
@.str.6 = [36 x i8] c"What is the tax percent of item 1 ?\00"
@.str.7 = [7 x i8] c"\09\09 %s\0A\00"
@.str.8 = [6 x i8] c"Wesam\00"
@.str.9 = [12 x i8] c"invoice %d\0A\00"
@.str.10 = [35 x i8] c"Item 1: %d @ $%.2f per item $%.2f\0A\00"
@.str.11 = [36 x i8] c" item 2: %d @ $%.2f per item $%.2f\0A\00"
@.str.12 = [15 x i8] c"Tax rate:%.2f\0A\00"
@.str.13 = [18 x i8] c"Tax amount:$%.2f\0A\00"
@.str.14 = [18 x i8] c"Total cost:$%.2f\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca float
%4 = alloca i32
%5 = alloca float
%6 = alloca float
%7 = alloca float
%8 = alloca float
%9 = alloca float
store i32 0, i32* %1
%10 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([33 x i8], [33 x i8]* @.str, i64 0, i64 0))
%11 = call i32 (i8*, ...) @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %2)
%12 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([30 x i8], [30 x i8]* @.str.2, i64 0, i64 0))
%13 = call i32 (i8*, ...) @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.3, i64 0, i64 0), float* %3)
%14 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([33 x i8], [33 x i8]* @.str.4, i64 0, i64 0))
%15 = call i32 (i8*, ...) @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %4)
%16 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([30 x i8], [30 x i8]* @.str.5, i64 0, i64 0))
%17 = call i32 (i8*, ...) @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.3, i64 0, i64 0), float* %5)
%18 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([36 x i8], [36 x i8]* @.str.6, i64 0, i64 0))
%19 = call i32 (i8*, ...) @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.3, i64 0, i64 0), float* %6)
%20 = load i32, i32* %2
%21 = sitofp i32 %20 to float
%22 = load float, float* %3
%23 = load i32, i32* %4
%24 = sitofp i32 %23 to float
%25 = load float, float* %5
%26 = fmul float %24, %25
%27 = call float @llvm.fmuladd.f32(float %21, float %22, float %26)
store float %27, float* %7
%28 = load float, float* %6
%29 = fpext float %28 to double
%30 = fdiv double %29, 1.000000e+02
%31 = load float, float* %7
%32 = fpext float %31 to double
%33 = fmul double %30, %32
%34 = fptrunc double %33 to float
store float %34, float* %8
%35 = load float, float* %7
%36 = load float, float* %8
%37 = fadd float %35, %36
store float %37, float* %9
%38 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.7, i64 0, i64 0), i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.8, i64 0, i64 0))
%39 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str.9, i64 0, i64 0), i32 13)
%40 = load i32, i32* %2
%41 = load float, float* %3
%42 = fpext float %41 to double
%43 = load i32, i32* %2
%44 = sitofp i32 %43 to float
%45 = load float, float* %3
%46 = fmul float %44, %45
%47 = fpext float %46 to double
%48 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([35 x i8], [35 x i8]* @.str.10, i64 0, i64 0), i32 %40, double %42, double %47)
%49 = load i32, i32* %4
%50 = load float, float* %5
%51 = fpext float %50 to double
%52 = load i32, i32* %4
%53 = sitofp i32 %52 to float
%54 = load float, float* %5
%55 = fmul float %53, %54
%56 = fpext float %55 to double
%57 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([36 x i8], [36 x i8]* @.str.11, i64 0, i64 0), i32 %49, double %51, double %56)
%58 = load float, float* %6
%59 = fpext float %58 to double
%60 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str.12, i64 0, i64 0), double %59)
%61 = load float, float* %8
%62 = fpext float %61 to double
%63 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.13, i64 0, i64 0), double %62)
%64 = load float, float* %9
%65 = fpext float %64 to double
%66 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.14, i64 0, i64 0), double %65)
ret i32 0
}

LLVM IR (-O2):
@.str = [33 x i8] c"What is the quantity of item 1 ?\00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [30 x i8] c"What is the price of item 1 ?\00"
@.str.3 = [3 x i8] c"%f\00"
@.str.4 = [33 x i8] c"What is the quantity of item 2 ?\00"
@.str.5 = [30 x i8] c"What is the price of item 2 ?\00"
@.str.6 = [36 x i8] c"What is the tax percent of item 1 ?\00"
@.str.7 = [7 x i8] c"\09\09 %s\0A\00"
@.str.8 = [6 x i8] c"Wesam\00"
@.str.9 = [12 x i8] c"invoice %d\0A\00"
@.str.10 = [35 x i8] c"Item 1: %d @ $%.2f per item $%.2f\0A\00"
@.str.11 = [36 x i8] c" item 2: %d @ $%.2f per item $%.2f\0A\00"
@.str.12 = [15 x i8] c"Tax rate:%.2f\0A\00"
@.str.13 = [18 x i8] c"Tax amount:$%.2f\0A\00"
@.str.14 = [18 x i8] c"Total cost:$%.2f\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca float
%3 = alloca i32
%4 = alloca float
%5 = alloca float
%6 = bitcast i32* %1 to i8*
%7 = bitcast float* %2 to i8*
%8 = bitcast i32* %3 to i8*
%9 = bitcast float* %4 to i8*
%10 = bitcast float* %5 to i8*
%11 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([33 x i8], [33 x i8]* @.str, i64 0, i64 0))
%12 = call i32 (i8*, ...) @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %1)
%13 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([30 x i8], [30 x i8]* @.str.2, i64 0, i64 0))
%14 = call i32 (i8*, ...) @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.3, i64 0, i64 0), float* %2)
%15 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([33 x i8], [33 x i8]* @.str.4, i64 0, i64 0))
%16 = call i32 (i8*, ...) @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), i32* %3)
%17 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([30 x i8], [30 x i8]* @.str.5, i64 0, i64 0))
%18 = call i32 (i8*, ...) @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.3, i64 0, i64 0), float* %4)
%19 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([36 x i8], [36 x i8]* @.str.6, i64 0, i64 0))
%20 = call i32 (i8*, ...) @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.3, i64 0, i64 0), float* %5)
%21 = load i32, i32* %1
%22 = sitofp i32 %21 to float
%23 = load float, float* %2
%24 = load i32, i32* %3
%25 = sitofp i32 %24 to float
%26 = load float, float* %4
%27 = fmul float %26, %25
%28 = call float @llvm.fmuladd.f32(float %22, float %23, float %27)
%29 = load float, float* %5
%30 = fpext float %29 to double
%31 = fdiv double %30, 1.000000e+02
%32 = fpext float %28 to double
%33 = fmul double %31, %32
%34 = fptrunc double %33 to float
%35 = fadd float %28, %34
%36 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.7, i64 0, i64 0), i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.8, i64 0, i64 0))
%37 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([12 x i8], [12 x i8]* @.str.9, i64 0, i64 0), i32 13)
%38 = load i32, i32* %1
%39 = load float, float* %2
%40 = fpext float %39 to double
%41 = sitofp i32 %38 to float
%42 = fmul float %39, %41
%43 = fpext float %42 to double
%44 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([35 x i8], [35 x i8]* @.str.10, i64 0, i64 0), i32 %38, double %40, double %43)
%45 = load i32, i32* %3
%46 = load float, float* %4
%47 = fpext float %46 to double
%48 = sitofp i32 %45 to float
%49 = fmul float %46, %48
%50 = fpext float %49 to double
%51 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([36 x i8], [36 x i8]* @.str.11, i64 0, i64 0), i32 %45, double %47, double %50)
%52 = load float, float* %5
%53 = fpext float %52 to double
%54 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([15 x i8], [15 x i8]* @.str.12, i64 0, i64 0), double %53)
%55 = fpext float %34 to double
%56 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str.13, i64 0, i64 0), double %55)
%57 = fpext float %35 to double
%58 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @.str.14, i64 0, i64 0), double %57)
ret i32 0
}