#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*/ write_src(char *);
void delay_handler(void) {
  write_src("{\n");
  write_src("imm_t ms = POP();\n");
  write_src("struct timespec t;\n");
  write_src("t.tv_sec = ms / 1000;\n");
  write_src("t.tv_nsec = (ms % 1000) * 1000000;\n");
  write_src("nanosleep(&t, NULL);\n");
  write_src("}\n");
}


x86 assembly (clang, -O0):
<delay_handler>:
push   %rbp
mov    %rsp,%rbp
lea    0xee5(%rip),%rdi
call   1030 <write_src@plt>
lea    0xedc(%rip),%rdi
call   1030 <write_src@plt>
lea    0xee3(%rip),%rdi
call   1030 <write_src@plt>
lea    0xeeb(%rip),%rdi
call   1030 <write_src@plt>
lea    0xef6(%rip),%rdi
call   1030 <write_src@plt>
lea    0xf0e(%rip),%rdi
call   1030 <write_src@plt>
lea    0xf18(%rip),%rdi
call   1030 <write_src@plt>
pop    %rbp
ret

x86 assembly (clang, -O2):
<delay_handler>:
push   %rax
lea    0xee8(%rip),%rdi
call   1030 <write_src@plt>
lea    0xedf(%rip),%rdi
call   1030 <write_src@plt>
lea    0xee6(%rip),%rdi
call   1030 <write_src@plt>
lea    0xeee(%rip),%rdi
call   1030 <write_src@plt>
lea    0xef9(%rip),%rdi
call   1030 <write_src@plt>
lea    0xf11(%rip),%rdi
call   1030 <write_src@plt>
lea    0xf1b(%rip),%rdi
pop    %rax
jmp    1030 <write_src@plt>

LLVM IR (-O0):
@.str = [3 x i8] c"{\0A\00"
@.str.1 = [19 x i8] c"imm_t ms = POP();\0A\00"
@.str.2 = [20 x i8] c"struct timespec t;\0A\00"
@.str.3 = [23 x i8] c"t.tv_sec = ms / 1000;\0A\00"
@.str.4 = [36 x i8] c"t.tv_nsec = (ms % 1000) * 1000000;\0A\00"
@.str.5 = [22 x i8] c"nanosleep(&t, NULL);\0A\00"
@.str.6 = [3 x i8] c"}\0A\00"
define void @delay_handler() {
%1 = call i32 @write_src(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0))
%2 = call i32 @write_src(i8* getelementptr inbounds ([19 x i8], [19 x i8]* @.str.1, i64 0, i64 0))
%3 = call i32 @write_src(i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str.2, i64 0, i64 0))
%4 = call i32 @write_src(i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str.3, i64 0, i64 0))
%5 = call i32 @write_src(i8* getelementptr inbounds ([36 x i8], [36 x i8]* @.str.4, i64 0, i64 0))
%6 = call i32 @write_src(i8* getelementptr inbounds ([22 x i8], [22 x i8]* @.str.5, i64 0, i64 0))
%7 = call i32 @write_src(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.6, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@.str = [3 x i8] c"{\0A\00"
@.str.1 = [19 x i8] c"imm_t ms = POP();\0A\00"
@.str.2 = [20 x i8] c"struct timespec t;\0A\00"
@.str.3 = [23 x i8] c"t.tv_sec = ms / 1000;\0A\00"
@.str.4 = [36 x i8] c"t.tv_nsec = (ms % 1000) * 1000000;\0A\00"
@.str.5 = [22 x i8] c"nanosleep(&t, NULL);\0A\00"
@.str.6 = [3 x i8] c"}\0A\00"
define void @delay_handler() {
%1 = tail call i32 @write_src(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0))
%2 = tail call i32 @write_src(i8* getelementptr inbounds ([19 x i8], [19 x i8]* @.str.1, i64 0, i64 0))
%3 = tail call i32 @write_src(i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str.2, i64 0, i64 0))
%4 = tail call i32 @write_src(i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str.3, i64 0, i64 0))
%5 = tail call i32 @write_src(i8* getelementptr inbounds ([36 x i8], [36 x i8]* @.str.4, i64 0, i64 0))
%6 = tail call i32 @write_src(i8* getelementptr inbounds ([22 x i8], [22 x i8]* @.str.5, i64 0, i64 0))
%7 = tail call i32 @write_src(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.6, i64 0, i64 0))
ret void
}