#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*/ stdout;
void help(const char *name) {
  fprintf(stdout, "Usage:\n");
  fprintf(stdout, "%s [options] <input file> <pid>\n\n", name);
  fprintf(stdout, "-P t\tSpecify the analysis period, e.g. 500000\n");
  fprintf(stdout, "-v \tPrint all steps\n");
  fprintf(stdout, "-c \tCalibrate the trace according to estimated periods\n");
  fprintf(stdout, "-C t\tCalibrate the trace according to preset periods\n");
  fprintf(stdout, "-r \tPrint signal-to-noise ratio\n");
  fprintf(stdout, "-h \tHelp\n");
  exit(-1);
}


x86 assembly (clang, -O0):
<help>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
mov    0x2ead(%rip),%rax
mov    (%rax),%edi
lea    0xec4(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e96(%rip),%rax
mov    (%rax),%edi
mov    -0x8(%rbp),%rdx
lea    0xeb1(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e7b(%rip),%rax
mov    (%rax),%edi
lea    0xebc(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e64(%rip),%rax
mov    (%rax),%edi
lea    0xed4(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e4d(%rip),%rax
mov    (%rax),%edi
lea    0xed2(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e36(%rip),%rax
mov    (%rax),%edi
lea    0xef3(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e1f(%rip),%rax
mov    (%rax),%edi
lea    0xf12(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    0x2e08(%rip),%rax
mov    (%rax),%edi
lea    0xf1c(%rip),%rsi
mov    $0x0,%al
call   1030 <fprintf@plt>
mov    $0xffffffff,%edi
call   1040 <exit@plt>

x86 assembly (clang, -O2):
<help>:
push   %r14
push   %rbx
push   %rax
mov    %rdi,%r14
mov    0x2eb2(%rip),%rbx
mov    (%rbx),%edi
lea    0xec9(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xec1(%rip),%rsi
mov    %r14,%rdx
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    0xeef(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xef4(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf1c(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf42(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf53(%rip),%rsi
xor    %eax,%eax
call   1030 <fprintf@plt>
mov    $0xffffffff,%edi
call   1040 <exit@plt>

LLVM IR (-O0):
@stdout = global i32 0
@.str = [8 x i8] c"Usage:\0A\00"
@.str.1 = [34 x i8] c"%s [options] <input file> <pid>\0A\0A\00"
@.str.2 = [47 x i8] c"-P t\09Specify the analysis period, e.g. 500000\0A\00"
@.str.3 = [21 x i8] c"-v \09Print all steps\0A\00"
@.str.4 = [56 x i8] c"-c \09Calibrate the trace according to estimated periods\0A\00"
@.str.5 = [54 x i8] c"-C t\09Calibrate the trace according to preset periods\0A\00"
@.str.6 = [33 x i8] c"-r \09Print signal-to-noise ratio\0A\00"
@.str.7 = [10 x i8] c"-h \09Help\0A\00"
define void @help(i8* %0) {
%2 = alloca i8*
store i8* %0, i8** %2
%3 = load i32, i32* @stdout
%4 = call i32 (i32, i8*, ...) @fprintf(i32 %3, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str, i64 0, i64 0))
%5 = load i32, i32* @stdout
%6 = load i8*, i8** %2
%7 = call i32 (i32, i8*, ...) @fprintf(i32 %5, i8* getelementptr inbounds ([34 x i8], [34 x i8]* @.str.1, i64 0, i64 0), i8* %6)
%8 = load i32, i32* @stdout
%9 = call i32 (i32, i8*, ...) @fprintf(i32 %8, i8* getelementptr inbounds ([47 x i8], [47 x i8]* @.str.2, i64 0, i64 0))
%10 = load i32, i32* @stdout
%11 = call i32 (i32, i8*, ...) @fprintf(i32 %10, i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str.3, i64 0, i64 0))
%12 = load i32, i32* @stdout
%13 = call i32 (i32, i8*, ...) @fprintf(i32 %12, i8* getelementptr inbounds ([56 x i8], [56 x i8]* @.str.4, i64 0, i64 0))
%14 = load i32, i32* @stdout
%15 = call i32 (i32, i8*, ...) @fprintf(i32 %14, i8* getelementptr inbounds ([54 x i8], [54 x i8]* @.str.5, i64 0, i64 0))
%16 = load i32, i32* @stdout
%17 = call i32 (i32, i8*, ...) @fprintf(i32 %16, i8* getelementptr inbounds ([33 x i8], [33 x i8]* @.str.6, i64 0, i64 0))
%18 = load i32, i32* @stdout
%19 = call i32 (i32, i8*, ...) @fprintf(i32 %18, i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.7, i64 0, i64 0))
%20 = call i32 @exit(i32 -1)
unreachable
}

LLVM IR (-O2):
@stdout = global i32 0
@.str = [8 x i8] c"Usage:\0A\00"
@.str.1 = [34 x i8] c"%s [options] <input file> <pid>\0A\0A\00"
@.str.2 = [47 x i8] c"-P t\09Specify the analysis period, e.g. 500000\0A\00"
@.str.3 = [21 x i8] c"-v \09Print all steps\0A\00"
@.str.4 = [56 x i8] c"-c \09Calibrate the trace according to estimated periods\0A\00"
@.str.5 = [54 x i8] c"-C t\09Calibrate the trace according to preset periods\0A\00"
@.str.6 = [33 x i8] c"-r \09Print signal-to-noise ratio\0A\00"
@.str.7 = [10 x i8] c"-h \09Help\0A\00"
define void @help(i8* %0) {
%2 = load i32, i32* @stdout
%3 = tail call i32 (i32, i8*, ...) @fprintf(i32 %2, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str, i64 0, i64 0))
%4 = load i32, i32* @stdout
%5 = tail call i32 (i32, i8*, ...) @fprintf(i32 %4, i8* getelementptr inbounds ([34 x i8], [34 x i8]* @.str.1, i64 0, i64 0), i8* %0)
%6 = load i32, i32* @stdout
%7 = tail call i32 (i32, i8*, ...) @fprintf(i32 %6, i8* getelementptr inbounds ([47 x i8], [47 x i8]* @.str.2, i64 0, i64 0))
%8 = load i32, i32* @stdout
%9 = tail call i32 (i32, i8*, ...) @fprintf(i32 %8, i8* getelementptr inbounds ([21 x i8], [21 x i8]* @.str.3, i64 0, i64 0))
%10 = load i32, i32* @stdout
%11 = tail call i32 (i32, i8*, ...) @fprintf(i32 %10, i8* getelementptr inbounds ([56 x i8], [56 x i8]* @.str.4, i64 0, i64 0))
%12 = load i32, i32* @stdout
%13 = tail call i32 (i32, i8*, ...) @fprintf(i32 %12, i8* getelementptr inbounds ([54 x i8], [54 x i8]* @.str.5, i64 0, i64 0))
%14 = load i32, i32* @stdout
%15 = tail call i32 (i32, i8*, ...) @fprintf(i32 %14, i8* getelementptr inbounds ([33 x i8], [33 x i8]* @.str.6, i64 0, i64 0))
%16 = load i32, i32* @stdout
%17 = tail call i32 (i32, i8*, ...) @fprintf(i32 %16, i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.7, i64 0, i64 0))
%18 = tail call i32 @exit(i32 -1)
unreachable
}