#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(int argc, char *const argv[]) {
  fprintf(stderr, "Usage:\n  %s [OPTION]...\n\n", argv[0]);
  fprintf(stderr, "Options:\n");
  fprintf(stderr, "  -d, --delay=SEC      delay-time interval\n");
  fprintf(stderr, "  -c, --cpumask=MASK   specify cpu-mask\n");
  fprintf(
      stderr,
      "  -a, --accumulation   accumulate each cpus if cpu-mask is specified\n");
  fprintf(stderr,
          "  -w, --wide           show cpu rate of iowait, irq and softirq\n");
  fprintf(stderr, "  -t, --tick           show tick instead of cpu rate\n");
  fprintf(stderr, "  -h, --help           display this help\n");
  exit(-1);
}


x86 assembly (clang, -O0):
<usage>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %edi,-0x4(%rbp)
mov    %rsi,-0x10(%rbp)
mov    0x2eaa(%rip),%rax
mov    (%rax),%edi
mov    -0x10(%rbp),%rax
mov    (%rax),%rdx
lea    0xeba(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e8c(%rip),%rax
mov    (%rax),%edi
lea    0xebd(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e75(%rip),%rax
mov    (%rax),%edi
lea    0xeb0(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e5e(%rip),%rax
mov    (%rax),%edi
lea    0xec5(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e47(%rip),%rax
mov    (%rax),%edi
lea    0xed7(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e30(%rip),%rax
mov    (%rax),%edi
lea    0xf06(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e19(%rip),%rax
mov    (%rax),%edi
lea    0xf30(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e02(%rip),%rax
mov    (%rax),%edi
lea    0xf4f(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    $0xffffffff,%edi
call   1040 <exit@plt>

x86 assembly (clang, -O2):
<usage>:
push   %rbx
mov    0x2eb8(%rip),%rbx
mov    (%rbx),%edi
mov    (%rsi),%rdx
lea    0xecc(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xed6(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xed0(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xeec(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf05(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf3b(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf6c(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf92(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    $0xffffffff,%edi
call   1040 <exit@plt>

LLVM IR (-O0):
@stderr = global i32 0
@.str = [26 x i8] c"Usage:\0A %s [OPTION]...\0A\0A\00"
@.str.1 = [10 x i8] c"Options:\0A\00"
@.str.2 = [44 x i8] c" -d, --delay=SEC delay-time interval\0A\00"
@.str.3 = [41 x i8] c" -c, --cpumask=MASK specify cpu-mask\0A\00"
@.str.4 = [70 x i8] c" -a, --accumulation accumulate each cpus if cpu-mask is specified\0A\00"
@.str.5 = [65 x i8] c" -w, --wide show cpu rate of iowait, irq and softirq\0A\00"
@.str.6 = [54 x i8] c" -t, --tick show tick instead of cpu rate\0A\00"
@.str.7 = [42 x i8] c" -h, --help display this help\0A\00"
define void @usage(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i8**
store i32 %0, i32* %3
store i8** %1, i8*** %4
%5 = load i32, i32* @stderr
%6 = load i8**, i8*** %4
%7 = getelementptr inbounds i8*, i8** %6, i64 0
%8 = load i8*, i8** %7
%9 = call i32 (i32, i8*, ...) @fprintf(i32 %5, i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str, i64 0, i64 0), i8* %8)
%10 = load i32, i32* @stderr
%11 = call i32 (i32, i8*, ...) @fprintf(i32 %10, i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.1, i64 0, i64 0))
%12 = load i32, i32* @stderr
%13 = call i32 (i32, i8*, ...) @fprintf(i32 %12, i8* getelementptr inbounds ([44 x i8], [44 x i8]* @.str.2, i64 0, i64 0))
%14 = load i32, i32* @stderr
%15 = call i32 (i32, i8*, ...) @fprintf(i32 %14, i8* getelementptr inbounds ([41 x i8], [41 x i8]* @.str.3, i64 0, i64 0))
%16 = load i32, i32* @stderr
%17 = call i32 (i32, i8*, ...) @fprintf(i32 %16, i8* getelementptr inbounds ([70 x i8], [70 x i8]* @.str.4, i64 0, i64 0))
%18 = load i32, i32* @stderr
%19 = call i32 (i32, i8*, ...) @fprintf(i32 %18, i8* getelementptr inbounds ([65 x i8], [65 x i8]* @.str.5, i64 0, i64 0))
%20 = load i32, i32* @stderr
%21 = call i32 (i32, i8*, ...) @fprintf(i32 %20, i8* getelementptr inbounds ([54 x i8], [54 x i8]* @.str.6, i64 0, i64 0))
%22 = load i32, i32* @stderr
%23 = call i32 (i32, i8*, ...) @fprintf(i32 %22, i8* getelementptr inbounds ([42 x i8], [42 x i8]* @.str.7, i64 0, i64 0))
%24 = call i32 @exit(i32 -1)
unreachable
}

LLVM IR (-O2):
@stderr = global i32 0
@.str = [26 x i8] c"Usage:\0A %s [OPTION]...\0A\0A\00"
@.str.1 = [10 x i8] c"Options:\0A\00"
@.str.2 = [44 x i8] c" -d, --delay=SEC delay-time interval\0A\00"
@.str.3 = [41 x i8] c" -c, --cpumask=MASK specify cpu-mask\0A\00"
@.str.4 = [70 x i8] c" -a, --accumulation accumulate each cpus if cpu-mask is specified\0A\00"
@.str.5 = [65 x i8] c" -w, --wide show cpu rate of iowait, irq and softirq\0A\00"
@.str.6 = [54 x i8] c" -t, --tick show tick instead of cpu rate\0A\00"
@.str.7 = [42 x i8] c" -h, --help display this help\0A\00"
define void @usage(i32 %0, i8** nocapture %1) {
%3 = load i32, i32* @stderr
%4 = load i8*, i8** %1
%5 = tail call i32 (i32, i8*, ...) @fprintf(i32 %3, i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str, i64 0, i64 0), i8* %4)
%6 = load i32, i32* @stderr
%7 = tail call i32 (i32, i8*, ...) @fprintf(i32 %6, i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.1, i64 0, i64 0))
%8 = load i32, i32* @stderr
%9 = tail call i32 (i32, i8*, ...) @fprintf(i32 %8, i8* getelementptr inbounds ([44 x i8], [44 x i8]* @.str.2, i64 0, i64 0))
%10 = load i32, i32* @stderr
%11 = tail call i32 (i32, i8*, ...) @fprintf(i32 %10, i8* getelementptr inbounds ([41 x i8], [41 x i8]* @.str.3, i64 0, i64 0))
%12 = load i32, i32* @stderr
%13 = tail call i32 (i32, i8*, ...) @fprintf(i32 %12, i8* getelementptr inbounds ([70 x i8], [70 x i8]* @.str.4, i64 0, i64 0))
%14 = load i32, i32* @stderr
%15 = tail call i32 (i32, i8*, ...) @fprintf(i32 %14, i8* getelementptr inbounds ([65 x i8], [65 x i8]* @.str.5, i64 0, i64 0))
%16 = load i32, i32* @stderr
%17 = tail call i32 (i32, i8*, ...) @fprintf(i32 %16, i8* getelementptr inbounds ([54 x i8], [54 x i8]* @.str.6, i64 0, i64 0))
%18 = load i32, i32* @stderr
%19 = tail call i32 (i32, i8*, ...) @fprintf(i32 %18, i8* getelementptr inbounds ([42 x i8], [42 x i8]* @.str.7, i64 0, i64 0))
%20 = tail call i32 @exit(i32 -1)
unreachable
}