#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*/ display(int *);
int /*<<< orphan*/ printf(char *);
int /*<<< orphan*/ selectionSort(int *, int, int);
int main() {
  int a[10] = {4, 6, 7, 8, 9, 2, 3, 10, 1, 5};
  int nitems = 10;
  printf("input: ");
  display(a);
  selectionSort(a, nitems, 1);
  printf("non-descending order: ");
  display(a);
  selectionSort(a, nitems, 2);
  printf("non-ascending order: ");
  display(a);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x40,%rsp
movl   $0x0,-0x4(%rbp)
lea    -0x30(%rbp),%rdi
lea    0xea6(%rip),%rsi
mov    $0x28,%edx
call   1060 <memcpy@plt>
movl   $0xa,-0x34(%rbp)
lea    0xeb6(%rip),%rdi
call   1040 <printf@plt>
lea    -0x30(%rbp),%rdi
call   1030 <display@plt>
lea    -0x30(%rbp),%rdi
mov    -0x34(%rbp),%esi
mov    $0x1,%edx
call   1050 <selectionSort@plt>
lea    0xe98(%rip),%rdi
call   1040 <printf@plt>
lea    -0x30(%rbp),%rdi
call   1030 <display@plt>
lea    -0x30(%rbp),%rdi
mov    -0x34(%rbp),%esi
mov    $0x2,%edx
call   1050 <selectionSort@plt>
lea    0xe89(%rip),%rdi
call   1040 <printf@plt>
lea    -0x30(%rbp),%rdi
call   1030 <display@plt>
xor    %eax,%eax
add    $0x40,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
sub    $0x30,%rsp
mov    0xee4(%rip),%rax
mov    %rax,0x20(%rsp)
movaps 0xec8(%rip),%xmm0
movaps %xmm0,0x10(%rsp)
movaps 0xeac(%rip),%xmm0
movaps %xmm0,(%rsp)
lea    0xec9(%rip),%rdi
call   1040 <printf@plt>
mov    %rsp,%rbx
mov    %rbx,%rdi
call   1030 <display@plt>
mov    %rbx,%rdi
mov    $0xa,%esi
mov    $0x1,%edx
call   1050 <selectionSort@plt>
lea    0xea8(%rip),%rdi
call   1040 <printf@plt>
mov    %rbx,%rdi
call   1030 <display@plt>
mov    %rbx,%rdi
mov    $0xa,%esi
mov    $0x2,%edx
call   1050 <selectionSort@plt>
lea    0xe99(%rip),%rdi
call   1040 <printf@plt>
mov    %rbx,%rdi
call   1030 <display@plt>
xor    %eax,%eax
add    $0x30,%rsp
pop    %rbx
ret

LLVM IR (-O0):
@__const.main.a = [10 x i32] [i32 4, i32 6, i32 7, i32 8, i32 9, i32 2, i32 3, i32 10, i32 1, i32 5]
@.str = [8 x i8] c"input: \00"
@.str.1 = [23 x i8] c"non-descending order: \00"
@.str.2 = [22 x i8] c"non-ascending order: \00"
define i32 @main() {
%1 = alloca i32
%2 = alloca [10 x i32]
%3 = alloca i32
store i32 0, i32* %1
%4 = bitcast [10 x i32]* %2 to i8*
store i32 10, i32* %3
%5 = call i32 @printf(i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str, i64 0, i64 0))
%6 = getelementptr inbounds [10 x i32], [10 x i32]* %2, i64 0, i64 0
%7 = call i32 @display(i32* %6)
%8 = getelementptr inbounds [10 x i32], [10 x i32]* %2, i64 0, i64 0
%9 = load i32, i32* %3
%10 = call i32 @selectionSort(i32* %8, i32 %9, i32 1)
%11 = call i32 @printf(i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str.1, i64 0, i64 0))
%12 = getelementptr inbounds [10 x i32], [10 x i32]* %2, i64 0, i64 0
%13 = call i32 @display(i32* %12)
%14 = getelementptr inbounds [10 x i32], [10 x i32]* %2, i64 0, i64 0
%15 = load i32, i32* %3
%16 = call i32 @selectionSort(i32* %14, i32 %15, i32 2)
%17 = call i32 @printf(i8* getelementptr inbounds ([22 x i8], [22 x i8]* @.str.2, i64 0, i64 0))
%18 = getelementptr inbounds [10 x i32], [10 x i32]* %2, i64 0, i64 0
%19 = call i32 @display(i32* %18)
ret i32 0
}

LLVM IR (-O2):
@__const.main.a = [10 x i32] [i32 4, i32 6, i32 7, i32 8, i32 9, i32 2, i32 3, i32 10, i32 1, i32 5]
@.str = [8 x i8] c"input: \00"
@.str.1 = [23 x i8] c"non-descending order: \00"
@.str.2 = [22 x i8] c"non-ascending order: \00"
define i32 @main() {
%1 = alloca [10 x i32]
%2 = bitcast [10 x i32]* %1 to i8*
%3 = tail call i32 @printf(i8* dereferenceable(1) getelementptr inbounds ([8 x i8], [8 x i8]* @.str, i64 0, i64 0))
%4 = getelementptr inbounds [10 x i32], [10 x i32]* %1, i64 0, i64 0
%5 = call i32 @display(i32* %4)
%6 = call i32 @selectionSort(i32* %4, i32 10, i32 1)
%7 = call i32 @printf(i8* dereferenceable(1) getelementptr inbounds ([23 x i8], [23 x i8]* @.str.1, i64 0, i64 0))
%8 = call i32 @display(i32* %4)
%9 = call i32 @selectionSort(i32* %4, i32 10, i32 2)
%10 = call i32 @printf(i8* dereferenceable(1) getelementptr inbounds ([22 x i8], [22 x i8]* @.str.2, i64 0, i64 0))
%11 = call i32 @display(i32* %4)
ret i32 0
}