#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*/ exit(int);
int /*<<< orphan*/ fprintf(int /*<<< orphan*/, char *);
int /*<<< orphan*/ stderr;
void usage(void) {
  fprintf(stderr, "Usage: syncdemo -a -c<num> -t<num>\n");
  fprintf(stderr, "\t-a        set CPU affinity\n");
  fprintf(stderr, "\t-i        number of iterations\n");
  fprintf(stderr, "\t-c<num>   count to <num>\n");
  fprintf(stderr, "\t-d<num>   dummy load, <num> iterations\n");
  fprintf(stderr, "\t-t<num>   number of threads to use\n");
  fprintf(
      stderr,
      "\t-s<type>  sync-type to use (none, atomic, mutex, spin, semaphore)\n");
  fprintf(stderr, "\t-C        generate CSV output\n");
  fprintf(stderr, "\t-A        test ALL sync types\n");
  exit(2);
}


x86 assembly (clang, -O0):
<usage>:
push   %rbp
mov    %rsp,%rbp
mov    0x2eb5(%rip),%rax
mov    (%rax),%edi
lea    0xecc(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2ea0(%rip),%rax
mov    (%rax),%edi
lea    0xedb(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e8b(%rip),%rax
mov    (%rax),%edi
lea    0xee3(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e76(%rip),%rax
mov    (%rax),%edi
lea    0xeef(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e61(%rip),%rax
mov    (%rax),%edi
lea    0xef5(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e4c(%rip),%rax
mov    (%rax),%edi
lea    0xf09(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e37(%rip),%rax
mov    (%rax),%edi
lea    0xf19(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e22(%rip),%rax
mov    (%rax),%edi
lea    0xf48(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e0d(%rip),%rax
mov    (%rax),%edi
lea    0xf53(%rip),%rsi
call   1030 <fprintf@plt>
mov    $0x2,%edi
call   1040 <exit@plt>

x86 assembly (clang, -O2):
<usage>:
push   %rbx
mov    0x2eb8(%rip),%rbx
mov    (%rbx),%edi
lea    0xecf(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xee5(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xef4(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf07(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf14(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf2f(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf46(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf7c(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf8e(%rip),%rsi
call   1030 <fprintf@plt>
mov    $0x2,%edi
call   1040 <exit@plt>

LLVM IR (-O0):
@stderr = global i32 0
@.str = [36 x i8] c"Usage: syncdemo -a -c<num> -t<num>\0A\00"
@.str.1 = [29 x i8] c"\09-a set CPU affinity\0A\00"
@.str.2 = [33 x i8] c"\09-i number of iterations\0A\00"
@.str.3 = [27 x i8] c"\09-c<num> count to <num>\0A\00"
@.str.4 = [41 x i8] c"\09-d<num> dummy load, <num> iterations\0A\00"
@.str.5 = [37 x i8] c"\09-t<num> number of threads to use\0A\00"
@.str.6 = [68 x i8] c"\09-s<type> sync-type to use (none, atomic, mutex, spin, semaphore)\0A\00"
@.str.7 = [32 x i8] c"\09-C generate CSV output\0A\00"
@.str.8 = [32 x i8] c"\09-A test ALL sync types\0A\00"
define void @usage() {
%1 = load i32, i32* @stderr
%2 = call i32 @fprintf(i32 %1, i8* getelementptr inbounds ([36 x i8], [36 x i8]* @.str, i64 0, i64 0))
%3 = load i32, i32* @stderr
%4 = call i32 @fprintf(i32 %3, i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str.1, i64 0, i64 0))
%5 = load i32, i32* @stderr
%6 = call i32 @fprintf(i32 %5, i8* getelementptr inbounds ([33 x i8], [33 x i8]* @.str.2, i64 0, i64 0))
%7 = load i32, i32* @stderr
%8 = call i32 @fprintf(i32 %7, i8* getelementptr inbounds ([27 x i8], [27 x i8]* @.str.3, i64 0, i64 0))
%9 = load i32, i32* @stderr
%10 = call i32 @fprintf(i32 %9, i8* getelementptr inbounds ([41 x i8], [41 x i8]* @.str.4, i64 0, i64 0))
%11 = load i32, i32* @stderr
%12 = call i32 @fprintf(i32 %11, i8* getelementptr inbounds ([37 x i8], [37 x i8]* @.str.5, i64 0, i64 0))
%13 = load i32, i32* @stderr
%14 = call i32 @fprintf(i32 %13, i8* getelementptr inbounds ([68 x i8], [68 x i8]* @.str.6, i64 0, i64 0))
%15 = load i32, i32* @stderr
%16 = call i32 @fprintf(i32 %15, i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.7, i64 0, i64 0))
%17 = load i32, i32* @stderr
%18 = call i32 @fprintf(i32 %17, i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.8, i64 0, i64 0))
%19 = call i32 @exit(i32 2)
unreachable
}

LLVM IR (-O2):
@stderr = global i32 0
@.str = [36 x i8] c"Usage: syncdemo -a -c<num> -t<num>\0A\00"
@.str.1 = [29 x i8] c"\09-a set CPU affinity\0A\00"
@.str.2 = [33 x i8] c"\09-i number of iterations\0A\00"
@.str.3 = [27 x i8] c"\09-c<num> count to <num>\0A\00"
@.str.4 = [41 x i8] c"\09-d<num> dummy load, <num> iterations\0A\00"
@.str.5 = [37 x i8] c"\09-t<num> number of threads to use\0A\00"
@.str.6 = [68 x i8] c"\09-s<type> sync-type to use (none, atomic, mutex, spin, semaphore)\0A\00"
@.str.7 = [32 x i8] c"\09-C generate CSV output\0A\00"
@.str.8 = [32 x i8] c"\09-A test ALL sync types\0A\00"
define void @usage() {
%1 = load i32, i32* @stderr
%2 = tail call i32 @fprintf(i32 %1, i8* getelementptr inbounds ([36 x i8], [36 x i8]* @.str, i64 0, i64 0))
%3 = load i32, i32* @stderr
%4 = tail call i32 @fprintf(i32 %3, i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str.1, i64 0, i64 0))
%5 = load i32, i32* @stderr
%6 = tail call i32 @fprintf(i32 %5, i8* getelementptr inbounds ([33 x i8], [33 x i8]* @.str.2, i64 0, i64 0))
%7 = load i32, i32* @stderr
%8 = tail call i32 @fprintf(i32 %7, i8* getelementptr inbounds ([27 x i8], [27 x i8]* @.str.3, i64 0, i64 0))
%9 = load i32, i32* @stderr
%10 = tail call i32 @fprintf(i32 %9, i8* getelementptr inbounds ([41 x i8], [41 x i8]* @.str.4, i64 0, i64 0))
%11 = load i32, i32* @stderr
%12 = tail call i32 @fprintf(i32 %11, i8* getelementptr inbounds ([37 x i8], [37 x i8]* @.str.5, i64 0, i64 0))
%13 = load i32, i32* @stderr
%14 = tail call i32 @fprintf(i32 %13, i8* getelementptr inbounds ([68 x i8], [68 x i8]* @.str.6, i64 0, i64 0))
%15 = load i32, i32* @stderr
%16 = tail call i32 @fprintf(i32 %15, i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.7, i64 0, i64 0))
%17 = load i32, i32* @stderr
%18 = tail call i32 @fprintf(i32 %17, i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.8, i64 0, i64 0))
%19 = tail call i32 @exit(i32 2)
unreachable
}