#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 backend_header(void) {
  printf("#include <stdint.h>\n");
  printf("#include <stddef.h>\n");
  printf("#define ITOP(i) ((I*)((i) << 3))\n");
  printf("#define PTOI(p) ((I)(p) >> 3)\n");
  printf("#define ASPACE(x) ({ I *ta = argp; argp += (x); (I)ta; })\n");
  printf("#define PARG(a, b, c) ((I *)a)[b] = c\n");
  printf("#define ARGCOUNT(count) I oargs[count]; I *argp = oargs;\n");
  printf("#define POPARG(count) do { argp -= count; } while(0)\n");
  printf("typedef intptr_t I;\n");
  printf("typedef I (*FN)(I[]);\n");
}


x86 assembly (clang, -O0):
<backend_header>:
push   %rbp
mov    %rsp,%rbp
lea    0xee5(%rip),%rdi
call   1030 <printf@plt>
lea    0xeee(%rip),%rdi
call   1030 <printf@plt>
lea    0xef7(%rip),%rdi
call   1030 <printf@plt>
lea    0xf0d(%rip),%rdi
call   1030 <printf@plt>
lea    0xf20(%rip),%rdi
call   1030 <printf@plt>
lea    0xf4f(%rip),%rdi
call   1030 <printf@plt>
lea    0xf6a(%rip),%rdi
call   1030 <printf@plt>
lea    0xf98(%rip),%rdi
call   1030 <printf@plt>
lea    0xfc2(%rip),%rdi
call   1030 <printf@plt>
lea    0xfcb(%rip),%rdi
call   1030 <printf@plt>
pop    %rbp
ret

x86 assembly (clang, -O2):
<backend_header>:
push   %rax
lea    0xee8(%rip),%rdi
call   1030 <puts@plt>
lea    0xef0(%rip),%rdi
call   1030 <puts@plt>
lea    0xef8(%rip),%rdi
call   1030 <puts@plt>
lea    0xf0d(%rip),%rdi
call   1030 <puts@plt>
lea    0xf1f(%rip),%rdi
call   1030 <puts@plt>
lea    0xf4d(%rip),%rdi
call   1030 <puts@plt>
lea    0xf67(%rip),%rdi
call   1030 <puts@plt>
lea    0xf94(%rip),%rdi
call   1030 <puts@plt>
lea    0xfbd(%rip),%rdi
call   1030 <puts@plt>
lea    0xfc5(%rip),%rdi
pop    %rax
jmp    1030 <puts@plt>

LLVM IR (-O0):
@.str = [21 x i8] c"#include <stdint.h>\0A\00"
@.str.1 = [21 x i8] c"#include <stddef.h>\0A\00"
@.str.2 = [34 x i8] c"#define ITOP(i) ((I*)((i) << 3))\0A\00"
@.str.3 = [31 x i8] c"#define PTOI(p) ((I)(p) >> 3)\0A\00"
@.str.4 = [59 x i8] c"#define ASPACE(x) ({ I *ta = argp; argp += (x); (I)ta; })\0A\00"
@.str.5 = [39 x i8] c"#define PARG(a, b, c) ((I *)a)[b] = c\0A\00"
@.str.6 = [58 x i8] c"#define ARGCOUNT(count) I oargs[count]; I *argp = oargs;\0A\00"
@.str.7 = [54 x i8] c"#define POPARG(count) do { argp -= count; } while(0)\0A\00"
@.str.8 = [21 x i8] c"typedef intptr_t I;\0A\00"
@.str.9 = [23 x i8] c"typedef I (*FN)(I[]);\0A\00"
define void @backend_header() {
%1 = call i32 @printf(i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str, i64 0, i64 0))
%2 = call i32 @printf(i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str.1, i64 0, i64 0))
%3 = call i32 @printf(i8* getelementptr inbounds ([34 x i8], [34 x i8]* @.str.2, i64 0, i64 0))
%4 = call i32 @printf(i8* getelementptr inbounds ([31 x i8], [31 x i8]* @.str.3, i64 0, i64 0))
%5 = call i32 @printf(i8* getelementptr inbounds ([59 x i8], [59 x i8]* @.str.4, i64 0, i64 0))
%6 = call i32 @printf(i8* getelementptr inbounds ([39 x i8], [39 x i8]* @.str.5, i64 0, i64 0))
%7 = call i32 @printf(i8* getelementptr inbounds ([58 x i8], [58 x i8]* @.str.6, i64 0, i64 0))
%8 = call i32 @printf(i8* getelementptr inbounds ([54 x i8], [54 x i8]* @.str.7, i64 0, i64 0))
%9 = call i32 @printf(i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str.8, i64 0, i64 0))
%10 = call i32 @printf(i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str.9, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@str = [20 x i8] c"#include <stdint.h>\00"
@str.10 = [20 x i8] c"#include <stddef.h>\00"
@str.11 = [33 x i8] c"#define ITOP(i) ((I*)((i) << 3))\00"
@str.12 = [30 x i8] c"#define PTOI(p) ((I)(p) >> 3)\00"
@str.13 = [58 x i8] c"#define ASPACE(x) ({ I *ta = argp; argp += (x); (I)ta; })\00"
@str.14 = [38 x i8] c"#define PARG(a, b, c) ((I *)a)[b] = c\00"
@str.15 = [57 x i8] c"#define ARGCOUNT(count) I oargs[count]; I *argp = oargs;\00"
@str.16 = [53 x i8] c"#define POPARG(count) do { argp -= count; } while(0)\00"
@str.17 = [20 x i8] c"typedef intptr_t I;\00"
@str.18 = [22 x i8] c"typedef I (*FN)(I[]);\00"
define void @backend_header() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([20 x i8], [20 x i8]* @str, i64 0, i64 0))
%2 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([20 x i8], [20 x i8]* @str.10, i64 0, i64 0))
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([33 x i8], [33 x i8]* @str.11, i64 0, i64 0))
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([30 x i8], [30 x i8]* @str.12, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([58 x i8], [58 x i8]* @str.13, i64 0, i64 0))
%6 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([38 x i8], [38 x i8]* @str.14, i64 0, i64 0))
%7 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([57 x i8], [57 x i8]* @str.15, i64 0, i64 0))
%8 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([53 x i8], [53 x i8]* @str.16, i64 0, i64 0))
%9 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([20 x i8], [20 x i8]* @str.17, i64 0, i64 0))
%10 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([22 x i8], [22 x i8]* @str.18, i64 0, i64 0))
ret void
}