#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 *);
int main(void) {
  float mix, depth, pp02, p_depth;
  printf("Enter the required max PP02 (1.4 suggested for normal diving, 1.6 "
         "for decompression stops)\n");
  scanf("%f", &pp02);
  printf("Enter the current mix -> e.g for EAN36 enter 36 or air enter 21\n");
  scanf("%f", &mix);
  mix /= 100;
  p_depth = pp02 / mix;
  depth = p_depth - 1;
  depth *= 10;
  printf("The MOD of your mix is %.2f metres", depth);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xed6(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf24(%rip),%rdi
lea    -0x10(%rbp),%rsi
call   1040 <scanf@plt>
lea    0xf17(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xf06(%rip),%rdi
lea    -0x8(%rbp),%rsi
call   1040 <scanf@plt>
movss  -0x8(%rbp),%xmm0
movss  0xe90(%rip),%xmm1
divss  %xmm1,%xmm0
movss  %xmm0,-0x8(%rbp)
movss  -0x10(%rbp),%xmm0
divss  -0x8(%rbp),%xmm0
movss  %xmm0,-0x14(%rbp)
movss  -0x14(%rbp),%xmm0
movss  0xe67(%rip),%xmm1
subss  %xmm1,%xmm0
movss  %xmm0,-0xc(%rbp)
movss  0xe52(%rip),%xmm0
mulss  -0xc(%rbp),%xmm0
movss  %xmm0,-0xc(%rbp)
movss  -0xc(%rbp),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xee4(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
sub    $0x10,%rsp
lea    0xef6(%rip),%rdi
call   1030 <puts@plt>
lea    0xec4(%rip),%rbx
lea    0xc(%rsp),%rsi
mov    %rbx,%rdi
call   1050 <scanf@plt>
lea    0xf31(%rip),%rdi
call   1030 <puts@plt>
lea    0x8(%rsp),%rsi
mov    %rbx,%rdi
call   1050 <scanf@plt>
movss  0x8(%rsp),%xmm0
divss  0xe84(%rip),%xmm0
movss  0xc(%rsp),%xmm1
divss  %xmm0,%xmm1
addss  0xe76(%rip),%xmm1
movss  %xmm0,0x8(%rsp)
mulss  0xe6c(%rip),%xmm1
xorps  %xmm0,%xmm0
cvtss2sd %xmm1,%xmm0
lea    0xe65(%rip),%rdi
mov    $0x1,%al
call   1040 <printf@plt>
xor    %eax,%eax
add    $0x10,%rsp
pop    %rbx
ret

LLVM IR (-O0):
@.str = [92 x i8] c"Enter the required max PP02 (1.4 suggested for normal diving, 1.6 for decompression stops)\0A\00"
@.str.1 = [3 x i8] c"%f\00"
@.str.2 = [65 x i8] c"Enter the current mix -> e.g for EAN36 enter 36 or air enter 21\0A\00"
@.str.3 = [35 x i8] c"The MOD of your mix is %.2f metres\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 ([92 x i8], [92 x i8]* @.str, i64 0, i64 0))
%7 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), float* %4)
%8 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([65 x i8], [65 x i8]* @.str.2, i64 0, i64 0))
%9 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), float* %2)
%10 = load float, float* %2
%11 = fdiv float %10, 1.000000e+02
store float %11, float* %2
%12 = load float, float* %4
%13 = load float, float* %2
%14 = fdiv float %12, %13
store float %14, float* %5
%15 = load float, float* %5
%16 = fsub float %15, 1.000000e+00
store float %16, float* %3
%17 = load float, float* %3
%18 = fmul float %17, 1.000000e+01
store float %18, float* %3
%19 = load float, float* %3
%20 = fpext float %19 to double
%21 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([35 x i8], [35 x i8]* @.str.3, i64 0, i64 0), double %20)
ret i32 0
}

LLVM IR (-O2):
@.str.1 = [3 x i8] c"%f\00"
@.str.3 = [35 x i8] c"The MOD of your mix is %.2f metres\00"
@str = [91 x i8] c"Enter the required max PP02 (1.4 suggested for normal diving, 1.6 for decompression stops)\00"
@str.4 = [64 x i8] c"Enter the current mix -> e.g for EAN36 enter 36 or air enter 21\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 @puts(i8* dereferenceable(1) getelementptr inbounds ([91 x i8], [91 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 @puts(i8* dereferenceable(1) getelementptr inbounds ([64 x i8], [64 x i8]* @str.4, i64 0, i64 0))
%8 = call i32 @scanf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0), float* %1)
%9 = load float, float* %1
%10 = fdiv float %9, 1.000000e+02
store float %10, float* %1
%11 = load float, float* %2
%12 = fdiv float %11, %10
%13 = fadd float %12, -1.000000e+00
%14 = fmul float %13, 1.000000e+01
%15 = fpext float %14 to double
%16 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([35 x i8], [35 x i8]* @.str.3, i64 0, i64 0), double %15)
ret i32 0
}