#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 fnFibonacci(int);
int /*<<< orphan*/ printf(char *, ...);
int /*<<< orphan*/ scanf(char *, int *);
int main() {
  int iaFib[100], iNum, i;
  printf("\nEnter the no. of terms\n");
  scanf("%d", &iNum);
  for (i = 0; i < iNum; i++) {
    iaFib[i] = fnFibonacci(i);
  }
  printf("\nFirst %d terms of Fibonacci series\n", iNum);
  for (i = 0; i < iNum; i++) {
    printf("%d\t", iaFib[i]);
  }
  printf("\n");
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x1b0,%rsp
movl   $0x0,-0x4(%rbp)
lea    0xeb7(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
lea    0xec2(%rip),%rdi
lea    -0x1a4(%rbp),%rsi
call   1040 <scanf@plt>
movl   $0x0,-0x1a8(%rbp)
mov    -0x1a8(%rbp),%eax
cmp    -0x1a4(%rbp),%eax
jge    11ae <main+0x7e>
mov    -0x1a8(%rbp),%edi
call   1050 <fnFibonacci@plt>
mov    %eax,%ecx
movslq -0x1a8(%rbp),%rax
mov    %ecx,-0x1a0(%rbp,%rax,4)
mov    -0x1a8(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x1a8(%rbp)
jmp    116d <main+0x3d>
mov    -0x1a4(%rbp),%esi
lea    0xe61(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
movl   $0x0,-0x1a8(%rbp)
mov    -0x1a8(%rbp),%eax
cmp    -0x1a4(%rbp),%eax
jge    120e <main+0xde>
movslq -0x1a8(%rbp),%rax
mov    -0x1a0(%rbp,%rax,4),%esi
lea    0xe4e(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x1a8(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x1a8(%rbp)
jmp    11cc <main+0x9c>
lea    0xe2a(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
xor    %eax,%eax
add    $0x1b0,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r14
push   %rbx
sub    $0x1a8,%rsp
lea    0xecb(%rip),%rdi
call   1040 <puts@plt>
lea    0xe93(%rip),%rdi
lea    0xc(%rsp),%rsi
call   1060 <scanf@plt>
mov    0xc(%rsp),%esi
test   %esi,%esi
jle    11a9 <main+0x59>
xor    %ebx,%ebx
cs nopw 0x0(%rax,%rax,1)
nopl   0x0(%rax,%rax,1)
mov    %ebx,%edi
call   1070 <fnFibonacci@plt>
mov    %eax,0x10(%rsp,%rbx,4)
add    $0x1,%rbx
movslq 0xc(%rsp),%rsi
cmp    %rsi,%rbx
jl     1190 <main+0x40>
lea    0xe53(%rip),%rdi
xor    %eax,%eax
call   1050 <printf@plt>
cmpl   $0x0,0xc(%rsp)
jle    11ec <main+0x9c>
lea    0xe63(%rip),%r14
xor    %ebx,%ebx
nopw   0x0(%rax,%rax,1)
mov    0x10(%rsp,%rbx,4),%esi
mov    %r14,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
add    $0x1,%rbx
movslq 0xc(%rsp),%rax
cmp    %rax,%rbx
jl     11d0 <main+0x80>
mov    $0xa,%edi
call   1030 <putchar@plt>
xor    %eax,%eax
add    $0x1a8,%rsp
pop    %rbx
pop    %r14
ret

LLVM IR (-O0):
@.str = [25 x i8] c"\0AEnter the no. of terms\0A\00"
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [37 x i8] c"\0AFirst %d terms of Fibonacci series\0A\00"
@.str.3 = [4 x i8] c"%d\09\00"
@.str.4 = [2 x i8] c"\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca [100 x i32]
%3 = alloca i32
%4 = alloca i32
store i32 0, i32* %1
%5 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([25 x i8], [25 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), i32* %3)
store i32 0, i32* %4
br label %7
7: ; preds = %17, %0
%8 = load i32, i32* %4
%9 = load i32, i32* %3
%10 = icmp slt i32 %8, %9
br i1 %10, label %11, label %20
11: ; preds = %7
%12 = load i32, i32* %4
%13 = call i32 @fnFibonacci(i32 %12)
%14 = load i32, i32* %4
%15 = sext i32 %14 to i64
%16 = getelementptr inbounds [100 x i32], [100 x i32]* %2, i64 0, i64 %15
store i32 %13, i32* %16
br label %17
17: ; preds = %11
%18 = load i32, i32* %4
%19 = add nsw i32 %18, 1
store i32 %19, i32* %4
br label %7
20: ; preds = %7
%21 = load i32, i32* %3
%22 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([37 x i8], [37 x i8]* @.str.2, i64 0, i64 0), i32 %21)
store i32 0, i32* %4
br label %23
23: ; preds = %33, %20
%24 = load i32, i32* %4
%25 = load i32, i32* %3
%26 = icmp slt i32 %24, %25
br i1 %26, label %27, label %36
27: ; preds = %23
%28 = load i32, i32* %4
%29 = sext i32 %28 to i64
%30 = getelementptr inbounds [100 x i32], [100 x i32]* %2, i64 0, i64 %29
%31 = load i32, i32* %30
%32 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.3, i64 0, i64 0), i32 %31)
br label %33
33: ; preds = %27
%34 = load i32, i32* %4
%35 = add nsw i32 %34, 1
store i32 %35, i32* %4
br label %23
36: ; preds = %23
%37 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.4, i64 0, i64 0))
ret i32 0
}

LLVM IR (-O2):
@.str.1 = [3 x i8] c"%d\00"
@.str.2 = [37 x i8] c"\0AFirst %d terms of Fibonacci series\0A\00"
@.str.3 = [4 x i8] c"%d\09\00"
@str = [24 x i8] c"\0AEnter the no. of terms\00"
define i32 @main() {
%1 = alloca [100 x i32]
%2 = alloca i32
%3 = bitcast [100 x i32]* %1 to i8*
%4 = bitcast i32* %2 to i8*
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([24 x i8], [24 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), i32* %2)
%7 = load i32, i32* %2
%8 = icmp sgt i32 %7, 0
br i1 %8, label %9, label %18
9: ; preds = %0, %9
%10 = phi i64 [ %14, %9 ], [ 0, %0 ]
%11 = trunc i64 %10 to i32
%12 = call i32 @fnFibonacci(i32 %11)
%13 = getelementptr inbounds [100 x i32], [100 x i32]* %1, i64 0, i64 %10
store i32 %12, i32* %13
%14 = add nuw nsw i64 %10, 1
%15 = load i32, i32* %2
%16 = sext i32 %15 to i64
%17 = icmp slt i64 %14, %16
br i1 %17, label %9, label %18
18: ; preds = %9, %0
%19 = phi i32 [ %7, %0 ], [ %15, %9 ]
%20 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([37 x i8], [37 x i8]* @.str.2, i64 0, i64 0), i32 %19)
%21 = load i32, i32* %2
%22 = icmp sgt i32 %21, 0
br i1 %22, label %23, label %32
23: ; preds = %18, %23
%24 = phi i64 [ %28, %23 ], [ 0, %18 ]
%25 = getelementptr inbounds [100 x i32], [100 x i32]* %1, i64 0, i64 %24
%26 = load i32, i32* %25
%27 = call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.3, i64 0, i64 0), i32 %26)
%28 = add nuw nsw i64 %24, 1
%29 = load i32, i32* %2
%30 = sext i32 %29 to i64
%31 = icmp slt i64 %28, %30
br i1 %31, label %23, label %32
32: ; preds = %23, %18
%33 = call i32 @putchar(i32 10)
ret i32 0
}