thing.ll

; ModuleID = 'thing.c'
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
target triple = "x86_64-pc-linux-gnu"

@.str = private unnamed_addr constant [43 x i8] c"Enter the last number (n)  of  the series\0A\00", align 1
@.str1 = private unnamed_addr constant [3 x i8] c"%d\00", align 1
@.str2 = private unnamed_addr constant [51 x i8] c"Error. You gave a  negative number. Program ends.\0A\00", align 1
@.str3 = private unnamed_addr constant [35 x i8] c"Input the number to be the  power\0A\00", align 1
@.str4 = private unnamed_addr constant [59 x i8] c"The sum of the 1-%d series  of integers raised in %d is %d\00", align 1

; Function Attrs: nounwind uwtable
define i32 @main() #0 {
  %1 = alloca i32, align 4
  %e = alloca i32, align 4
  %n = alloca i32, align 4
  %i = alloca i32, align 4
  %S = alloca i32, align 4
  store i32 0, i32* %1
  store i32 0, i32* %S, align 4
  %2 = call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([43 x i8]* @.str, i32 0, i32 0))
  %3 = call i32 (i8*, ...)* @__isoc99_scanf(i8* getelementptr inbounds ([3 x i8]* @.str1, i32 0, i32 0), i32* %n)
  %4 = load i32* %n, align 4
  %5 = icmp sle i32 %4, 0
  br i1 %5, label %6, label %8

; <label>:6                                       ; preds = %0
  %7 = call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([51 x i8]* @.str2, i32 0, i32 0))
  store i32 0, i32* %1
  br label %34

; <label>:8                                       ; preds = %0
  %9 = call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([35 x i8]* @.str3, i32 0, i32 0))
  %10 = call i32 (i8*, ...)* @__isoc99_scanf(i8* getelementptr inbounds ([3 x i8]* @.str1, i32 0, i32 0), i32* %e)
  %11 = load i32* %e, align 4
  %12 = icmp sle i32 %11, 0
  br i1 %12, label %13, label %15

; <label>:13                                      ; preds = %8
  %14 = call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([51 x i8]* @.str2, i32 0, i32 0))
  store i32 0, i32* %1
  br label %34

; <label>:15                                      ; preds = %8
  store i32 1, i32* %i, align 4
  br label %16

; <label>:16                                      ; preds = %26, %15
  %17 = load i32* %i, align 4
  %18 = load i32* %n, align 4
  %19 = icmp sle i32 %17, %18
  br i1 %19, label %20, label %29

; <label>:20                                      ; preds = %16
  %21 = load i32* %i, align 4
  %22 = load i32* %e, align 4
  %23 = call i32 @power(i32 %21, i32 %22)
  %24 = load i32* %S, align 4
  %25 = add nsw i32 %24, %23
  store i32 %25, i32* %S, align 4
  br label %26

; <label>:26                                      ; preds = %20
  %27 = load i32* %i, align 4
  %28 = add nsw i32 %27, 1
  store i32 %28, i32* %i, align 4
  br label %16

; <label>:29                                      ; preds = %16
  %30 = load i32* %n, align 4
  %31 = load i32* %e, align 4
  %32 = load i32* %S, align 4
  %33 = call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([59 x i8]* @.str4, i32 0, i32 0), i32 %30, i32 %31, i32 %32)
  store i32 0, i32* %1
  br label %34

; <label>:34                                      ; preds = %29, %13, %6
  %35 = load i32* %1
  ret i32 %35
}

declare i32 @printf(i8*, ...) #1

declare i32 @__isoc99_scanf(i8*, ...) #1

; Function Attrs: nounwind uwtable
define i32 @power(i32 %b, i32 %e) #0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %power = alloca i32, align 4
  %i = alloca i32, align 4
  store i32 %b, i32* %2, align 4
  store i32 %e, i32* %3, align 4
  store i32 1, i32* %power, align 4
  %4 = load i32* %2, align 4
  %5 = icmp sle i32 %4, 0
  br i1 %5, label %6, label %7

; <label>:6                                       ; preds = %0
  store i32 -1, i32* %1
  br label %25

; <label>:7                                       ; preds = %0
  %8 = load i32* %3, align 4
  %9 = icmp sle i32 %8, 0
  br i1 %9, label %10, label %11

; <label>:10                                      ; preds = %7
  store i32 -1, i32* %1
  br label %25

; <label>:11                                      ; preds = %7
  store i32 1, i32* %i, align 4
  br label %12

; <label>:12                                      ; preds = %20, %11
  %13 = load i32* %i, align 4
  %14 = load i32* %3, align 4
  %15 = icmp sle i32 %13, %14
  br i1 %15, label %16, label %23

; <label>:16                                      ; preds = %12
  %17 = load i32* %2, align 4
  %18 = load i32* %power, align 4
  %19 = mul nsw i32 %18, %17
  store i32 %19, i32* %power, align 4
  br label %20

; <label>:20                                      ; preds = %16
  %21 = load i32* %i, align 4
  %22 = add nsw i32 %21, 1
  store i32 %22, i32* %i, align 4
  br label %12

; <label>:23                                      ; preds = %12
  %24 = load i32* %power, align 4
  store i32 %24, i32* %1
  br label %25

; <label>:25                                      ; preds = %23, %10, %6
  %26 = load i32* %1
  ret i32 %26
}

attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
attributes #1 = { "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }

!llvm.ident = !{!0}

!0 = metadata !{metadata !"Ubuntu clang version 3.4-1ubuntu3 (tags/RELEASE_34/final) (based on LLVM 3.4)"}