#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 dump_raw(void *b, size_t n) {
  size_t i;
  int *p;
  p = b;
  for (i = 0; i < n; i++) {
    printf("%d ", p[i]);
    if ((i & 15) == 15)
      printf("\n");
  }
  printf("\n");
}


x86 assembly (clang, -O0):
<dump_raw>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
mov    %rdi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
mov    -0x8(%rbp),%rax
mov    %rax,-0x20(%rbp)
movq   $0x0,-0x18(%rbp)
mov    -0x18(%rbp),%rax
cmp    -0x10(%rbp),%rax
jae    118d <dump_raw+0x7d>
mov    -0x20(%rbp),%rax
mov    -0x18(%rbp),%rcx
mov    (%rax,%rcx,4),%esi
lea    0xeb0(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x18(%rbp),%rax
and    $0xf,%rax
cmp    $0xf,%rax
jne    1177 <dump_raw+0x67>
lea    0xe94(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
jmp    117c <dump_raw+0x6c>
mov    -0x18(%rbp),%rax
add    $0x1,%rax
mov    %rax,-0x18(%rbp)
jmp    1130 <dump_raw+0x20>
lea    0xe70(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<dump_raw>:
push   %r15
push   %r14
push   %r12
push   %rbx
push   %rax
test   %rsi,%rsi
je     116b <dump_raw+0x4b>
mov    %rsi,%r12
mov    %rdi,%r14
lea    0xec6(%rip),%r15
xor    %ebx,%ebx
jmp    1149 <dump_raw+0x29>
xchg   %ax,%ax
add    $0x1,%rbx
cmp    %rbx,%r12
je     116b <dump_raw+0x4b>
mov    (%r14,%rbx,4),%esi
mov    %r15,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    %ebx,%eax
not    %eax
test   $0xf,%al
jne    1140 <dump_raw+0x20>
mov    $0xa,%edi
call   1030 <putchar@plt>
jmp    1140 <dump_raw+0x20>
mov    $0xa,%edi
add    $0x8,%rsp
pop    %rbx
pop    %r12
pop    %r14
pop    %r15
jmp    1030 <putchar@plt>

LLVM IR (-O0):
@.str = [4 x i8] c"%d \00"
@.str.1 = [2 x i8] c"\0A\00"
define void @dump_raw(i8* %0, i64 %1) {
%3 = alloca i8*
%4 = alloca i64
%5 = alloca i64
%6 = alloca i32*
store i8* %0, i8** %3
store i64 %1, i64* %4
%7 = load i8*, i8** %3
%8 = bitcast i8* %7 to i32*
store i32* %8, i32** %6
store i64 0, i64* %5
br label %9
9: ; preds = %25, %2
%10 = load i64, i64* %5
%11 = load i64, i64* %4
%12 = icmp ult i64 %10, %11
br i1 %12, label %13, label %28
13: ; preds = %9
%14 = load i32*, i32** %6
%15 = load i64, i64* %5
%16 = getelementptr inbounds i32, i32* %14, i64 %15
%17 = load i32, i32* %16
%18 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %17)
%19 = load i64, i64* %5
%20 = and i64 %19, 15
%21 = icmp eq i64 %20, 15
br i1 %21, label %22, label %24
22: ; preds = %13
%23 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
br label %24
24: ; preds = %22, %13
br label %25
25: ; preds = %24
%26 = load i64, i64* %5
%27 = add i64 %26, 1
store i64 %27, i64* %5
br label %9
28: ; preds = %9
%29 = 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 = [4 x i8] c"%d \00"
define void @dump_raw(i8* nocapture %0, i64 %1) {
%3 = bitcast i8* %0 to i32*
%4 = icmp eq i64 %1, 0
br i1 %4, label %17, label %5
5: ; preds = %2, %14
%6 = phi i64 [ %15, %14 ], [ 0, %2 ]
%7 = getelementptr inbounds i32, i32* %3, i64 %6
%8 = load i32, i32* %7
%9 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), i32 %8)
%10 = and i64 %6, 15
%11 = icmp eq i64 %10, 15
br i1 %11, label %12, label %14
12: ; preds = %5
%13 = tail call i32 @putchar(i32 10)
br label %14
14: ; preds = %5, %12
%15 = add nuw i64 %6, 1
%16 = icmp eq i64 %15, %1
br i1 %16, label %17, label %5
17: ; preds = %14, %2
%18 = tail call i32 @putchar(i32 10)
ret void
}