#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*/ fprintf(int /*<<< orphan*/, char *, ...);
int /*<<< orphan*/ stderr;
void usage(char *name) {
  fprintf(stderr, "usage: %s [-nh]\n", name);
  ;
  fprintf(stderr, " -n\tnumber of streams\t<stream count>\n");
  ;
  fprintf(stderr,
          " -S\tstream config\t\t<in:out@expdev@fps:num_buf:w,h:fourcc>\n");
  ;
  fprintf(stderr, " \t\t\t\tin = input video device node\n");
  ;
  fprintf(stderr, " \t\t\t\tout = output video device node\n");
  ;
  fprintf(stderr, " \t\t\t\texpdev = device to export(i or o)\n");
  ;
  fprintf(stderr, " \t\t\t\tfps = fps using usleep(-1 for free run)\n");
  ;
  fprintf(stderr, " \t\t\t\tnum_buf = number of buffer\n");
  ;
  fprintf(stderr, " \t\t\t\tw,h = width,height\n");
  ;
  fprintf(stderr, " \t\t\t\tfourcc = pixel format fourcc\n");
  ;
  fprintf(stderr,
          " \t\t\t\t(ex, /dev/video0:/dev/video1@o@5:4:640,480:YUYV)\n");
  ;
  fprintf(stderr, " -h\tshow this help\n");
  ;
}


x86 assembly (clang, -O0):
<usage>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
mov    0x2ebd(%rip),%rax
mov    (%rax),%edi
mov    -0x8(%rbp),%rdx
lea    0xed0(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2ea2(%rip),%rax
mov    (%rax),%edi
lea    0xeca(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e8b(%rip),%rax
mov    (%rax),%edi
lea    0xed9(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e74(%rip),%rax
mov    (%rax),%edi
lea    0xefd(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e5d(%rip),%rax
mov    (%rax),%edi
lea    0xf09(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e46(%rip),%rax
mov    (%rax),%edi
lea    0xf17(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e2f(%rip),%rax
mov    (%rax),%edi
lea    0xf28(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e18(%rip),%rax
mov    (%rax),%edi
lea    0xf3f(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e01(%rip),%rax
mov    (%rax),%edi
lea    0xf49(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2dea(%rip),%rax
mov    (%rax),%edi
lea    0xf4b(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2dd3(%rip),%rax
mov    (%rax),%edi
lea    0xf57(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2dbc(%rip),%rax
mov    (%rax),%edi
lea    0xf77(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<usage>:
push   %rbx
mov    %rdi,%rdx
mov    0x2ec5(%rip),%rbx
mov    (%rbx),%edi
lea    0xedc(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xedd(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xef3(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf1e(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf31(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf46(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf5e(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf7c(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf8d(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf96(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xfa9(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xfd0(%rip),%rsi
xor    %eax,%eax
pop    %rbx
jmp    1030 <fprintf@plt>

LLVM IR (-O0):
@stderr = global i32 0
@.str = [17 x i8] c"usage: %s [-nh]\0A\00"
@.str.1 = [38 x i8] c" -n\09number of streams\09<stream count>\0A\00"
@.str.2 = [59 x i8] c" -S\09stream config\09\09<in:out@expdev@fps:num_buf:w,h:fourcc>\0A\00"
@.str.3 = [35 x i8] c" \09\09\09\09in = input video device node\0A\00"
@.str.4 = [37 x i8] c" \09\09\09\09out = output video device node\0A\00"
@.str.5 = [40 x i8] c" \09\09\09\09expdev = device to export(i or o)\0A\00"
@.str.6 = [46 x i8] c" \09\09\09\09fps = fps using usleep(-1 for free run)\0A\00"
@.str.7 = [33 x i8] c" \09\09\09\09num_buf = number of buffer\0A\00"
@.str.8 = [25 x i8] c" \09\09\09\09w,h = width,height\0A\00"
@.str.9 = [35 x i8] c" \09\09\09\09fourcc = pixel format fourcc\0A\00"
@.str.10 = [55 x i8] c" \09\09\09\09(ex, /dev/video0:/dev/video1@o@5:4:640,480:YUYV)\0A\00"
@.str.11 = [20 x i8] c" -h\09show this help\0A\00"
define void @usage(i8* %0) {
%2 = alloca i8*
store i8* %0, i8** %2
%3 = load i32, i32* @stderr
%4 = load i8*, i8** %2
%5 = call i32 (i32, i8*, ...) @fprintf(i32 %3, i8* getelementptr inbounds ([17 x i8], [17 x i8]* @.str, i64 0, i64 0), i8* %4)
%6 = load i32, i32* @stderr
%7 = call i32 (i32, i8*, ...) @fprintf(i32 %6, i8* getelementptr inbounds ([38 x i8], [38 x i8]* @.str.1, i64 0, i64 0))
%8 = load i32, i32* @stderr
%9 = call i32 (i32, i8*, ...) @fprintf(i32 %8, i8* getelementptr inbounds ([59 x i8], [59 x i8]* @.str.2, i64 0, i64 0))
%10 = load i32, i32* @stderr
%11 = call i32 (i32, i8*, ...) @fprintf(i32 %10, i8* getelementptr inbounds ([35 x i8], [35 x i8]* @.str.3, i64 0, i64 0))
%12 = load i32, i32* @stderr
%13 = call i32 (i32, i8*, ...) @fprintf(i32 %12, i8* getelementptr inbounds ([37 x i8], [37 x i8]* @.str.4, i64 0, i64 0))
%14 = load i32, i32* @stderr
%15 = call i32 (i32, i8*, ...) @fprintf(i32 %14, i8* getelementptr inbounds ([40 x i8], [40 x i8]* @.str.5, i64 0, i64 0))
%16 = load i32, i32* @stderr
%17 = call i32 (i32, i8*, ...) @fprintf(i32 %16, i8* getelementptr inbounds ([46 x i8], [46 x i8]* @.str.6, i64 0, i64 0))
%18 = load i32, i32* @stderr
%19 = call i32 (i32, i8*, ...) @fprintf(i32 %18, i8* getelementptr inbounds ([33 x i8], [33 x i8]* @.str.7, i64 0, i64 0))
%20 = load i32, i32* @stderr
%21 = call i32 (i32, i8*, ...) @fprintf(i32 %20, i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str.8, i64 0, i64 0))
%22 = load i32, i32* @stderr
%23 = call i32 (i32, i8*, ...) @fprintf(i32 %22, i8* getelementptr inbounds ([35 x i8], [35 x i8]* @.str.9, i64 0, i64 0))
%24 = load i32, i32* @stderr
%25 = call i32 (i32, i8*, ...) @fprintf(i32 %24, i8* getelementptr inbounds ([55 x i8], [55 x i8]* @.str.10, i64 0, i64 0))
%26 = load i32, i32* @stderr
%27 = call i32 (i32, i8*, ...) @fprintf(i32 %26, i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str.11, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@stderr = global i32 0
@.str = [17 x i8] c"usage: %s [-nh]\0A\00"
@.str.1 = [38 x i8] c" -n\09number of streams\09<stream count>\0A\00"
@.str.2 = [59 x i8] c" -S\09stream config\09\09<in:out@expdev@fps:num_buf:w,h:fourcc>\0A\00"
@.str.3 = [35 x i8] c" \09\09\09\09in = input video device node\0A\00"
@.str.4 = [37 x i8] c" \09\09\09\09out = output video device node\0A\00"
@.str.5 = [40 x i8] c" \09\09\09\09expdev = device to export(i or o)\0A\00"
@.str.6 = [46 x i8] c" \09\09\09\09fps = fps using usleep(-1 for free run)\0A\00"
@.str.7 = [33 x i8] c" \09\09\09\09num_buf = number of buffer\0A\00"
@.str.8 = [25 x i8] c" \09\09\09\09w,h = width,height\0A\00"
@.str.9 = [35 x i8] c" \09\09\09\09fourcc = pixel format fourcc\0A\00"
@.str.10 = [55 x i8] c" \09\09\09\09(ex, /dev/video0:/dev/video1@o@5:4:640,480:YUYV)\0A\00"
@.str.11 = [20 x i8] c" -h\09show this help\0A\00"
define void @usage(i8* %0) {
%2 = load i32, i32* @stderr
%3 = tail call i32 (i32, i8*, ...) @fprintf(i32 %2, i8* getelementptr inbounds ([17 x i8], [17 x i8]* @.str, i64 0, i64 0), i8* %0)
%4 = load i32, i32* @stderr
%5 = tail call i32 (i32, i8*, ...) @fprintf(i32 %4, i8* getelementptr inbounds ([38 x i8], [38 x i8]* @.str.1, i64 0, i64 0))
%6 = load i32, i32* @stderr
%7 = tail call i32 (i32, i8*, ...) @fprintf(i32 %6, i8* getelementptr inbounds ([59 x i8], [59 x i8]* @.str.2, i64 0, i64 0))
%8 = load i32, i32* @stderr
%9 = tail call i32 (i32, i8*, ...) @fprintf(i32 %8, i8* getelementptr inbounds ([35 x i8], [35 x i8]* @.str.3, i64 0, i64 0))
%10 = load i32, i32* @stderr
%11 = tail call i32 (i32, i8*, ...) @fprintf(i32 %10, i8* getelementptr inbounds ([37 x i8], [37 x i8]* @.str.4, i64 0, i64 0))
%12 = load i32, i32* @stderr
%13 = tail call i32 (i32, i8*, ...) @fprintf(i32 %12, i8* getelementptr inbounds ([40 x i8], [40 x i8]* @.str.5, i64 0, i64 0))
%14 = load i32, i32* @stderr
%15 = tail call i32 (i32, i8*, ...) @fprintf(i32 %14, i8* getelementptr inbounds ([46 x i8], [46 x i8]* @.str.6, i64 0, i64 0))
%16 = load i32, i32* @stderr
%17 = tail call i32 (i32, i8*, ...) @fprintf(i32 %16, i8* getelementptr inbounds ([33 x i8], [33 x i8]* @.str.7, i64 0, i64 0))
%18 = load i32, i32* @stderr
%19 = tail call i32 (i32, i8*, ...) @fprintf(i32 %18, i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str.8, i64 0, i64 0))
%20 = load i32, i32* @stderr
%21 = tail call i32 (i32, i8*, ...) @fprintf(i32 %20, i8* getelementptr inbounds ([35 x i8], [35 x i8]* @.str.9, i64 0, i64 0))
%22 = load i32, i32* @stderr
%23 = tail call i32 (i32, i8*, ...) @fprintf(i32 %22, i8* getelementptr inbounds ([55 x i8], [55 x i8]* @.str.10, i64 0, i64 0))
%24 = load i32, i32* @stderr
%25 = tail call i32 (i32, i8*, ...) @fprintf(i32 %24, i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str.11, i64 0, i64 0))
ret void
}