#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 */
double Mult(float, float);
int /*<<< orphan*/ printf(char *, ...);
int /*<<< orphan*/ scanf(char *, float *);
int main() {
  float num1 = 0.0, num2 = 0.0;
  int result = 0.0;
  printf("\nEnter a number to multiply --> ");
  scanf("%f", &num1);
  printf("\nEnter a second number to multiply --> ");
  scanf("%f", &num2);
  result = Mult(num1, num2);
  printf("\n%.2f final result\n", Mult(num1, num2));
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
xorps  %xmm0,%xmm0
movss  %xmm0,-0x8(%rbp)
xorps  %xmm0,%xmm0
movss  %xmm0,-0xc(%rbp)
movl   $0x0,-0x10(%rbp)
lea    0xea3(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xeb6(%rip),%rdi
lea    -0x8(%rbp),%rsi
call   1050 <scanf@plt>
lea    0xea9(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xe98(%rip),%rdi
lea    -0xc(%rbp),%rsi
call   1050 <scanf@plt>
movss  -0x8(%rbp),%xmm0
movss  -0xc(%rbp),%xmm1
call   1040 <Mult@plt>
cvttsd2si %xmm0,%eax
mov    %eax,-0x10(%rbp)
movss  -0x8(%rbp),%xmm0
movss  -0xc(%rbp),%xmm1
call   1040 <Mult@plt>
lea    0xe8e(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
sub    $0x10,%rsp
movl   $0x0,0xc(%rsp)
movl   $0x0,0x8(%rsp)
lea    0xeb4(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0xec7(%rip),%rbx
lea    0xc(%rsp),%rsi
mov    %rbx,%rdi
call   1050 <scanf@plt>
lea    0xeb6(%rip),%rdi
xor    %eax,%eax
call   1030 <printf@plt>
lea    0x8(%rsp),%rsi
mov    %rbx,%rdi
call   1050 <scanf@plt>
movss  0xc(%rsp),%xmm0
movss  0x8(%rsp),%xmm1
call   1040 <Mult@plt>
movss  0xc(%rsp),%xmm0
movss  0x8(%rsp),%xmm1
call   1040 <Mult@plt>
lea    0xea1(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbx
ret

LLVM IR (-O0):
@.str = [33 x i8] c"\0AEnter a number to multiply --> \00"
@.str.1 = [3 x i8] c"%f\00"
@.str.2 = [40 x i8] c"\0AEnter a second number to multiply --> \00"
@.str.3 = [20 x i8] c"\0A%.2f final result\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca float
%3 = alloca float
%4 = alloca i32
store i32 0, i32* %1
store float 0.000000e+00, float* %2
store float 0.000000e+00, float* %3
store i32 0, i32* %4
%5 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([33 x i8], [33 x i8]* @.str, i64 0, i64 0))
%6 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), float* %2)
%7 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([40 x i8], [40 x i8]* @.str.2, i64 0, i64 0))
%8 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), float* %3)
%9 = load float, float* %2
%10 = load float, float* %3
%11 = call double @Mult(float %9, float %10)
%12 = fptosi double %11 to i32
store i32 %12, i32* %4
%13 = load float, float* %2
%14 = load float, float* %3
%15 = call double @Mult(float %13, float %14)
%16 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str.3, i64 0, i64 0), double %15)
ret i32 0
}

LLVM IR (-O2):
@.str = [33 x i8] c"\0AEnter a number to multiply --> \00"
@.str.1 = [3 x i8] c"%f\00"
@.str.2 = [40 x i8] c"\0AEnter a second number to multiply --> \00"
@.str.3 = [20 x i8] c"\0A%.2f final result\0A\00"
define i32 @main() {
%1 = alloca float
%2 = alloca float
%3 = bitcast float* %1 to i8*
store float 0.000000e+00, float* %1
%4 = bitcast float* %2 to i8*
store float 0.000000e+00, float* %2
%5 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([33 x i8], [33 x i8]* @.str, i64 0, i64 0))
%6 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), float* %1)
%7 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([40 x i8], [40 x i8]* @.str.2, i64 0, i64 0))
%8 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), float* %2)
%9 = load float, float* %1
%10 = load float, float* %2
%11 = call double @Mult(float %9, float %10)
%12 = load float, float* %1
%13 = load float, float* %2
%14 = call double @Mult(float %12, float %13)
%15 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([20 x i8], [20 x i8]* @.str.3, i64 0, i64 0), double %14)
ret i32 0
}