#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*/ dump_buf(unsigned char *, int);
int /*<<< orphan*/ free(unsigned char *);
unsigned char *malloc(int);
int main(void) {
  int count = 134;
  unsigned char *buf = malloc(count);
  int i;
  for (i = 0; i < count; i++)
    buf[i] = i;
  dump_buf(buf, count);
  free(buf);
  return 0;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
movl   $0x86,-0x8(%rbp)
mov    -0x8(%rbp),%edi
call   1040 <malloc@plt>
mov    %rax,-0x10(%rbp)
movl   $0x0,-0x14(%rbp)
mov    -0x14(%rbp),%eax
cmp    -0x8(%rbp),%eax
jge    1183 <main+0x53>
mov    -0x14(%rbp),%eax
mov    %al,%dl
mov    -0x10(%rbp),%rax
movslq -0x14(%rbp),%rcx
mov    %dl,(%rax,%rcx,1)
mov    -0x14(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x14(%rbp)
jmp    1159 <main+0x29>
mov    -0x10(%rbp),%rdi
mov    -0x8(%rbp),%esi
call   1050 <dump_buf@plt>
mov    -0x10(%rbp),%rdi
call   1030 <free@plt>
xor    %eax,%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %rbx
mov    $0x86,%edi
call   1040 <malloc@plt>
mov    %rax,%rbx
movaps 0xebb(%rip),%xmm0
movups %xmm0,(%rax)
movaps 0xec1(%rip),%xmm0
movups %xmm0,0x10(%rax)
movaps 0xec6(%rip),%xmm0
movups %xmm0,0x20(%rax)
movaps 0xecb(%rip),%xmm0
movups %xmm0,0x30(%rax)
movaps 0xed0(%rip),%xmm0
movups %xmm0,0x40(%rax)
movaps 0xed5(%rip),%xmm0
movups %xmm0,0x50(%rax)
movaps 0xeda(%rip),%xmm0
movups %xmm0,0x60(%rax)
movaps 0xedf(%rip),%xmm0
movups %xmm0,0x70(%rax)
movl   $0x83828180,0x80(%rax)
81 82 83
movw   $0x8584,0x84(%rax)
84 85
mov    %rax,%rdi
mov    $0x86,%esi
call   1050 <dump_buf@plt>
mov    %rbx,%rdi
call   1030 <free@plt>
xor    %eax,%eax
pop    %rbx
ret

LLVM IR (-O0):
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i8*
%4 = alloca i32
store i32 0, i32* %1
store i32 134, i32* %2
%5 = load i32, i32* %2
%6 = call i8* @malloc(i32 %5)
store i8* %6, i8** %3
store i32 0, i32* %4
br label %7
7: ; preds = %18, %0
%8 = load i32, i32* %4
%9 = load i32, i32* %2
%10 = icmp slt i32 %8, %9
br i1 %10, label %11, label %21
11: ; preds = %7
%12 = load i32, i32* %4
%13 = trunc i32 %12 to i8
%14 = load i8*, i8** %3
%15 = load i32, i32* %4
%16 = sext i32 %15 to i64
%17 = getelementptr inbounds i8, i8* %14, i64 %16
store i8 %13, i8* %17
br label %18
18: ; preds = %11
%19 = load i32, i32* %4
%20 = add nsw i32 %19, 1
store i32 %20, i32* %4
br label %7
21: ; preds = %7
%22 = load i8*, i8** %3
%23 = load i32, i32* %2
%24 = call i32 @dump_buf(i8* %22, i32 %23)
%25 = load i8*, i8** %3
%26 = call i32 @free(i8* %25)
ret i32 0
}

LLVM IR (-O2):
define i32 @main() {
%1 = tail call dereferenceable_or_null(134) i8* @malloc(i32 134)
%2 = bitcast i8* %1 to <16 x i8>*
store <16 x i8> <i8 0, i8 1, i8 2, i8 3, i8 4, i8 5, i8 6, i8 7, i8 8, i8 9, i8 10, i8 11, i8 12, i8 13, i8 14, i8 15>, <16 x i8>* %2
%3 = getelementptr inbounds i8, i8* %1, i64 16
%4 = bitcast i8* %3 to <16 x i8>*
store <16 x i8> <i8 16, i8 17, i8 18, i8 19, i8 20, i8 21, i8 22, i8 23, i8 24, i8 25, i8 26, i8 27, i8 28, i8 29, i8 30, i8 31>, <16 x i8>* %4
%5 = getelementptr inbounds i8, i8* %1, i64 32
%6 = bitcast i8* %5 to <16 x i8>*
store <16 x i8> <i8 32, i8 33, i8 34, i8 35, i8 36, i8 37, i8 38, i8 39, i8 40, i8 41, i8 42, i8 43, i8 44, i8 45, i8 46, i8 47>, <16 x i8>* %6
%7 = getelementptr inbounds i8, i8* %1, i64 48
%8 = bitcast i8* %7 to <16 x i8>*
store <16 x i8> <i8 48, i8 49, i8 50, i8 51, i8 52, i8 53, i8 54, i8 55, i8 56, i8 57, i8 58, i8 59, i8 60, i8 61, i8 62, i8 63>, <16 x i8>* %8
%9 = getelementptr inbounds i8, i8* %1, i64 64
%10 = bitcast i8* %9 to <16 x i8>*
store <16 x i8> <i8 64, i8 65, i8 66, i8 67, i8 68, i8 69, i8 70, i8 71, i8 72, i8 73, i8 74, i8 75, i8 76, i8 77, i8 78, i8 79>, <16 x i8>* %10
%11 = getelementptr inbounds i8, i8* %1, i64 80
%12 = bitcast i8* %11 to <16 x i8>*
store <16 x i8> <i8 80, i8 81, i8 82, i8 83, i8 84, i8 85, i8 86, i8 87, i8 88, i8 89, i8 90, i8 91, i8 92, i8 93, i8 94, i8 95>, <16 x i8>* %12
%13 = getelementptr inbounds i8, i8* %1, i64 96
%14 = bitcast i8* %13 to <16 x i8>*
store <16 x i8> <i8 96, i8 97, i8 98, i8 99, i8 100, i8 101, i8 102, i8 103, i8 104, i8 105, i8 106, i8 107, i8 108, i8 109, i8 110, i8 111>, <16 x i8>* %14
%15 = getelementptr inbounds i8, i8* %1, i64 112
%16 = bitcast i8* %15 to <16 x i8>*
store <16 x i8> <i8 112, i8 113, i8 114, i8 115, i8 116, i8 117, i8 118, i8 119, i8 120, i8 121, i8 122, i8 123, i8 124, i8 125, i8 126, i8 127>, <16 x i8>* %16
%17 = getelementptr inbounds i8, i8* %1, i64 128
store i8 -128, i8* %17
%18 = getelementptr inbounds i8, i8* %1, i64 129
store i8 -127, i8* %18
%19 = getelementptr inbounds i8, i8* %1, i64 130
store i8 -126, i8* %19
%20 = getelementptr inbounds i8, i8* %1, i64 131
store i8 -125, i8* %20
%21 = getelementptr inbounds i8, i8* %1, i64 132
store i8 -124, i8* %21
%22 = getelementptr inbounds i8, i8* %1, i64 133
store i8 -123, i8* %22
%23 = tail call i32 @dump_buf(i8* %1, i32 134)
%24 = tail call i32 @free(i8* %1)
ret i32 0
}