#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_FAILURE;
int /*<<< orphan*/ exit(int /*<<< orphan*/);
int /*<<< orphan*/ fprintf(int /*<<< orphan*/, char *);
int /*<<< orphan*/ stderr;
void usage() {
  fprintf(
      stderr,
      "--yield=YIELD\tYield execution at one or more of the times specified\n");
  fprintf(stderr, "\t'i'\tduring inserts\n");
  fprintf(stderr, "\t'd'\tduring deletes\n");
  fprintf(stderr, "\t'l'\tduring lookups\n");
  fprintf(stderr, "--iterations=ITERS\tIterate ITERS times\n");
  fprintf(stderr, "--sync=SYNCOPT\tUse the synchronisation option specified\n");
  fprintf(stderr, "\t'm'\tUse pthread_mutex\n");
  fprintf(stderr, "\t's'Use test-and-set spinlocks\n");
  fprintf(stderr, "--threads=THREADS\tUse THREADS threads\n");
  exit(EXIT_FAILURE);
}


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    0xefc(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e8b(%rip),%rax
mov    (%rax),%edi
lea    0xefc(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e76(%rip),%rax
mov    (%rax),%edi
lea    0xefc(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e61(%rip),%rax
mov    (%rax),%edi
lea    0xefc(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e4c(%rip),%rax
mov    (%rax),%edi
lea    0xf0f(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e37(%rip),%rax
mov    (%rax),%edi
lea    0xf33(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e22(%rip),%rax
mov    (%rax),%edi
lea    0xf36(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e0d(%rip),%rax
mov    (%rax),%edi
lea    0xf41(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2df0(%rip),%rax
mov    (%rax),%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    0xf06(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf0d(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf14(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf1b(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf35(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf60(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf6a(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf7c(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e2b(%rip),%rax
mov    (%rax),%edi
call   1040 <exit@plt>

LLVM IR (-O0):
@stderr = global i32 0
@.str = [69 x i8] c"--yield=YIELD\09Yield execution at one or more of the times specified\0A\00"
@.str.1 = [21 x i8] c"\09'i'\09during inserts\0A\00"
@.str.2 = [21 x i8] c"\09'd'\09during deletes\0A\00"
@.str.3 = [21 x i8] c"\09'l'\09during lookups\0A\00"
@.str.4 = [40 x i8] c"--iterations=ITERS\09Iterate ITERS times\0A\00"
@.str.5 = [57 x i8] c"--sync=SYNCOPT\09Use the synchronisation option specified\0A\00"
@.str.6 = [24 x i8] c"\09'm'\09Use pthread_mutex\0A\00"
@.str.7 = [32 x i8] c"\09's'Use test-and-set spinlocks\0A\00"
@.str.8 = [39 x i8] c"--threads=THREADS\09Use THREADS threads\0A\00"
@EXIT_FAILURE = global i32 0
define void @usage() {
%1 = load i32, i32* @stderr
%2 = call i32 @fprintf(i32 %1, i8* getelementptr inbounds ([69 x i8], [69 x i8]* @.str, i64 0, i64 0))
%3 = load i32, i32* @stderr
%4 = call i32 @fprintf(i32 %3, i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str.1, i64 0, i64 0))
%5 = load i32, i32* @stderr
%6 = call i32 @fprintf(i32 %5, i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str.2, i64 0, i64 0))
%7 = load i32, i32* @stderr
%8 = call i32 @fprintf(i32 %7, i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str.3, i64 0, i64 0))
%9 = load i32, i32* @stderr
%10 = call i32 @fprintf(i32 %9, i8* getelementptr inbounds ([40 x i8], [40 x i8]* @.str.4, i64 0, i64 0))
%11 = load i32, i32* @stderr
%12 = call i32 @fprintf(i32 %11, i8* getelementptr inbounds ([57 x i8], [57 x i8]* @.str.5, i64 0, i64 0))
%13 = load i32, i32* @stderr
%14 = call i32 @fprintf(i32 %13, i8* getelementptr inbounds ([24 x i8], [24 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 ([39 x i8], [39 x i8]* @.str.8, i64 0, i64 0))
%19 = load i32, i32* @EXIT_FAILURE
%20 = call i32 @exit(i32 %19)
unreachable
}

LLVM IR (-O2):
@stderr = global i32 0
@.str = [69 x i8] c"--yield=YIELD\09Yield execution at one or more of the times specified\0A\00"
@.str.1 = [21 x i8] c"\09'i'\09during inserts\0A\00"
@.str.2 = [21 x i8] c"\09'd'\09during deletes\0A\00"
@.str.3 = [21 x i8] c"\09'l'\09during lookups\0A\00"
@.str.4 = [40 x i8] c"--iterations=ITERS\09Iterate ITERS times\0A\00"
@.str.5 = [57 x i8] c"--sync=SYNCOPT\09Use the synchronisation option specified\0A\00"
@.str.6 = [24 x i8] c"\09'm'\09Use pthread_mutex\0A\00"
@.str.7 = [32 x i8] c"\09's'Use test-and-set spinlocks\0A\00"
@.str.8 = [39 x i8] c"--threads=THREADS\09Use THREADS threads\0A\00"
@EXIT_FAILURE = global i32 0
define void @usage() {
%1 = load i32, i32* @stderr
%2 = tail call i32 @fprintf(i32 %1, i8* getelementptr inbounds ([69 x i8], [69 x i8]* @.str, i64 0, i64 0))
%3 = load i32, i32* @stderr
%4 = tail call i32 @fprintf(i32 %3, i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str.1, i64 0, i64 0))
%5 = load i32, i32* @stderr
%6 = tail call i32 @fprintf(i32 %5, i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str.2, i64 0, i64 0))
%7 = load i32, i32* @stderr
%8 = tail call i32 @fprintf(i32 %7, i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str.3, i64 0, i64 0))
%9 = load i32, i32* @stderr
%10 = tail call i32 @fprintf(i32 %9, i8* getelementptr inbounds ([40 x i8], [40 x i8]* @.str.4, i64 0, i64 0))
%11 = load i32, i32* @stderr
%12 = tail call i32 @fprintf(i32 %11, i8* getelementptr inbounds ([57 x i8], [57 x i8]* @.str.5, i64 0, i64 0))
%13 = load i32, i32* @stderr
%14 = tail call i32 @fprintf(i32 %13, i8* getelementptr inbounds ([24 x i8], [24 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 ([39 x i8], [39 x i8]* @.str.8, i64 0, i64 0))
%19 = load i32, i32* @EXIT_FAILURE
%20 = tail call i32 @exit(i32 %19)
unreachable
}