#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 *, unsigned char);
int /*<<< orphan*/ puts(char *);
void zdebug_bin(char *bin, unsigned int length) {
  unsigned int i;
  unsigned char *c;
  c = (unsigned char *)bin;
  for (i = 0U; i < length; i++, c++)
    printf("0x%02X ", *c);
  puts("");
}


x86 assembly (clang, -O0):
<zdebug_bin>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
mov    %rdi,-0x8(%rbp)
mov    %esi,-0xc(%rbp)
mov    -0x8(%rbp),%rax
mov    %rax,-0x18(%rbp)
movl   $0x0,-0x10(%rbp)
mov    -0x10(%rbp),%eax
cmp    -0xc(%rbp),%eax
jae    1177 <zdebug_bin+0x57>
mov    -0x18(%rbp),%rax
lea    0xeab(%rip),%rdi
movzbl (%rax),%esi
call   1040 <printf@plt>
mov    -0x10(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x10(%rbp)
mov    -0x18(%rbp),%rax
add    $0x1,%rax
mov    %rax,-0x18(%rbp)
jmp    113e <zdebug_bin+0x1e>
lea    0xe89(%rip),%rdi
call   1030 <puts@plt>
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<zdebug_bin>:
push   %r15
push   %r14
push   %r12
push   %rbx
push   %rax
test   %esi,%esi
je     1156 <zdebug_bin+0x36>
mov    %rdi,%r15
mov    %esi,%r12d
xor    %ebx,%ebx
lea    0xec5(%rip),%r14
nopl   0x0(%rax,%rax,1)
movzbl (%r15,%rbx,1),%esi
mov    %r14,%rdi
call   1040 <printf@plt>
add    $0x1,%rbx
cmp    %ebx,%r12d
jne    1140 <zdebug_bin+0x20>
mov    $0xa,%edi
add    $0x8,%rsp
pop    %rbx
pop    %r12
pop    %r14
pop    %r15
jmp    1030 <putchar@plt>

LLVM IR (-O0):
@.str = [8 x i8] c"0x%02X \00"
@.str.1 = [1 x i8] zeroinitializer
define void @zdebug_bin(i8* %0, i32 %1) {
%3 = alloca i8*
%4 = alloca i32
%5 = alloca i32
%6 = alloca i8*
store i8* %0, i8** %3
store i32 %1, i32* %4
%7 = load i8*, i8** %3
store i8* %7, i8** %6
store i32 0, i32* %5
br label %8
8: ; preds = %16, %2
%9 = load i32, i32* %5
%10 = load i32, i32* %4
%11 = icmp ult i32 %9, %10
br i1 %11, label %12, label %21
12: ; preds = %8
%13 = load i8*, i8** %6
%14 = load i8, i8* %13
%15 = call i32 @printf(i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str, i64 0, i64 0), i8 zeroext %14)
br label %16
16: ; preds = %12
%17 = load i32, i32* %5
%18 = add i32 %17, 1
store i32 %18, i32* %5
%19 = load i8*, i8** %6
%20 = getelementptr inbounds i8, i8* %19, i32 1
store i8* %20, i8** %6
br label %8
21: ; preds = %8
%22 = call i32 @puts(i8* getelementptr inbounds ([1 x i8], [1 x i8]* @.str.1, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@.str = [8 x i8] c"0x%02X \00"
define void @zdebug_bin(i8* nocapture %0, i32 %1) {
%3 = icmp eq i32 %1, 0
br i1 %3, label %12, label %4
4: ; preds = %2, %4
%5 = phi i8* [ %10, %4 ], [ %0, %2 ]
%6 = phi i32 [ %9, %4 ], [ 0, %2 ]
%7 = load i8, i8* %5
%8 = tail call i32 @printf(i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str, i64 0, i64 0), i8 zeroext %7)
%9 = add nuw i32 %6, 1
%10 = getelementptr inbounds i8, i8* %5, i64 1
%11 = icmp eq i32 %9, %1
br i1 %11, label %12, label %4
12: ; preds = %4, %2
%13 = tail call i32 @putchar(i32 10)
ret void
}