#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*/ fprintf(int /*<<< orphan*/, char *, int /*<<< orphan*/);
int /*<<< orphan*/ putchar(char);
int /*<<< orphan*/ stdout;
void sbuf(unsigned char *s, int n) {
  int i;
  for (i = 0; i < n; i++) {
    fprintf(stdout, "%02x ", *s++);
  }
  putchar('\n');
}


x86 assembly (clang, -O0):
<sbuf>:
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    1177 <sbuf+0x57>
mov    0x2e97(%rip),%rax
mov    (%rax),%edi
mov    -0x8(%rbp),%rax
mov    %rax,%rcx
add    $0x1,%rcx
mov    %rcx,-0x8(%rbp)
movzbl (%rax),%edx
lea    0xe9c(%rip),%rsi
call   1040 <fprintf@plt>
mov    -0x10(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x10(%rbp)
jmp    1136 <sbuf+0x16>
mov    $0xa,%edi
call   1030 <putchar@plt>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<sbuf>:
push   %r15
push   %r14
push   %r13
push   %r12
push   %rbx
test   %esi,%esi
jle    116a <sbuf+0x4a>
mov    %rdi,%r15
mov    %esi,%r12d
xor    %ebx,%ebx
mov    0x2ea4(%rip),%r13
lea    0xebd(%rip),%r14
cs nopw 0x0(%rax,%rax,1)
nopl   (%rax)
mov    0x0(%r13),%edi
movzbl (%r15,%rbx,1),%edx
mov    %r14,%rsi
call   1040 <fprintf@plt>
add    $0x1,%rbx
cmp    %ebx,%r12d
jne    1150 <sbuf+0x30>
mov    $0xa,%edi
pop    %rbx
pop    %r12
pop    %r13
pop    %r14
pop    %r15
jmp    1030 <putchar@plt>

LLVM IR (-O0):
@stdout = global i32 0
@.str = [6 x i8] c"%02x \00"
define void @sbuf(i8* %0, i32 %1) {
%3 = alloca i8*
%4 = alloca i32
%5 = alloca i32
store i8* %0, i8** %3
store i32 %1, i32* %4
store i32 0, i32* %5
br label %6
6: ; preds = %17, %2
%7 = load i32, i32* %5
%8 = load i32, i32* %4
%9 = icmp slt i32 %7, %8
br i1 %9, label %10, label %20
10: ; preds = %6
%11 = load i32, i32* @stdout
%12 = load i8*, i8** %3
%13 = getelementptr inbounds i8, i8* %12, i32 1
store i8* %13, i8** %3
%14 = load i8, i8* %12
%15 = zext i8 %14 to i32
%16 = call i32 @fprintf(i32 %11, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str, i64 0, i64 0), i32 %15)
br label %17
17: ; preds = %10
%18 = load i32, i32* %5
%19 = add nsw i32 %18, 1
store i32 %19, i32* %5
br label %6
20: ; preds = %6
%21 = call i32 @putchar(i8 signext 10)
ret void
}

LLVM IR (-O2):
@stdout = global i32 0
@.str = [6 x i8] c"%02x \00"
define void @sbuf(i8* nocapture %0, i32 %1) {
%3 = icmp sgt i32 %1, 0
br i1 %3, label %4, label %14
4: ; preds = %2, %4
%5 = phi i32 [ %12, %4 ], [ 0, %2 ]
%6 = phi i8* [ %8, %4 ], [ %0, %2 ]
%7 = load i32, i32* @stdout
%8 = getelementptr inbounds i8, i8* %6, i64 1
%9 = load i8, i8* %6
%10 = zext i8 %9 to i32
%11 = tail call i32 @fprintf(i32 %7, i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str, i64 0, i64 0), i32 %10)
%12 = add nuw nsw i32 %5, 1
%13 = icmp eq i32 %12, %1
br i1 %13, label %14, label %4
14: ; preds = %4, %2
%15 = tail call i32 @putchar(i8 signext 10)
ret void
}