#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 *, ...);
void show_array(int arr[], int len) {
  int i;
  for (i = 0; i < len; i++) {
    printf("%-7d", arr[i]);
    if ((i % 10) == 9)
      printf("\n");
  }
  printf("\n");
}


x86 assembly (clang, -O0):
<show_array>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
mov    %esi,-0xc(%rbp)
movl   $0x0,-0x10(%rbp)
mov    -0x10(%rbp),%eax
cmp    -0xc(%rbp),%eax
jge    1180 <show_array+0x70>
mov    -0x8(%rbp),%rax
movslq -0x10(%rbp),%rcx
mov    (%rax,%rcx,4),%esi
lea    0xebc(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x10(%rbp),%eax
mov    $0xa,%ecx
cltd
idiv   %ecx
cmp    $0x9,%edx
jne    116d <show_array+0x5d>
lea    0xe9f(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
jmp    1172 <show_array+0x62>
mov    -0x10(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x10(%rbp)
jmp    1126 <show_array+0x16>
lea    0xe7e(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<show_array>:
push   %rbp
push   %r15
push   %r14
push   %r13
push   %r12
push   %rbx
push   %rax
test   %esi,%esi
jle    1198 <show_array+0x78>
mov    %rdi,%r15
mov    %esi,%r13d
shl    $0x2,%r13
mov    $0x9,%ebp
xor    %ebx,%ebx
xor    %r12d,%r12d
jmp    115f <show_array+0x3f>
cs nopw 0x0(%rax,%rax,1)
nop
add    $0x4,%r12
add    $0xffffffff,%ebp
add    $0x1,%ebx
cmp    %r12,%r13
je     1198 <show_array+0x78>
mov    %ebx,%eax
mov    $0xcccccccd,%ecx
imul   %rcx,%rax
shr    $0x23,%rax
lea    (%rax,%rax,4),%r14d
add    %r14d,%r14d
mov    (%r15,%r12,1),%esi
lea    0xe80(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
add    %ebp,%r14d
jne    1150 <show_array+0x30>
mov    $0xa,%edi
call   1030 <putchar@plt>
jmp    1150 <show_array+0x30>
mov    $0xa,%edi
add    $0x8,%rsp
pop    %rbx
pop    %r12
pop    %r13
pop    %r14
pop    %r15
pop    %rbp
jmp    1030 <putchar@plt>

LLVM IR (-O0):
@.str = [5 x i8] c"%-7d\00"
@.str.1 = [2 x i8] c"\0A\00"
define void @show_array(i32* %0, i32 %1) {
%3 = alloca i32*
%4 = alloca i32
%5 = alloca i32
store i32* %0, i32** %3
store i32 %1, i32* %4
store i32 0, i32* %5
br label %6
6: ; preds = %23, %2
%7 = load i32, i32* %5
%8 = load i32, i32* %4
%9 = icmp slt i32 %7, %8
br i1 %9, label %10, label %26
10: ; preds = %6
%11 = load i32*, i32** %3
%12 = load i32, i32* %5
%13 = sext i32 %12 to i64
%14 = getelementptr inbounds i32, i32* %11, i64 %13
%15 = load i32, i32* %14
%16 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str, i64 0, i64 0), i32 %15)
%17 = load i32, i32* %5
%18 = srem i32 %17, 10
%19 = icmp eq i32 %18, 9
br i1 %19, label %20, label %22
20: ; preds = %10
%21 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
br label %22
22: ; preds = %20, %10
br label %23
23: ; preds = %22
%24 = load i32, i32* %5
%25 = add nsw i32 %24, 1
store i32 %25, i32* %5
br label %6
26: ; preds = %6
%27 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@.str = [5 x i8] c"%-7d\00"
define void @show_array(i32* nocapture %0, i32 %1) {
%3 = icmp sgt i32 %1, 0
br i1 %3, label %4, label %19
4: ; preds = %2
%5 = zext i32 %1 to i64
br label %6
6: ; preds = %4, %16
%7 = phi i64 [ 0, %4 ], [ %17, %16 ]
%8 = getelementptr inbounds i32, i32* %0, i64 %7
%9 = load i32, i32* %8
%10 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @.str, i64 0, i64 0), i32 %9)
%11 = trunc i64 %7 to i32
%12 = urem i32 %11, 10
%13 = icmp eq i32 %12, 9
br i1 %13, label %14, label %16
14: ; preds = %6
%15 = tail call i32 @putchar(i32 10)
br label %16
16: ; preds = %6, %14
%17 = add nuw nsw i64 %7, 1
%18 = icmp eq i64 %17, %5
br i1 %18, label %19, label %6
19: ; preds = %16, %2
%20 = tail call i32 @putchar(i32 10)
ret void
}