#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 explain(void) {
  fprintf(stderr, "Usage: ... u32 [ match SELECTOR ... ] [ link HTID ] [ "
                  "classid CLASSID ]\n");
  fprintf(stderr,
          "               [ police POLICE_SPEC ] [ offset OFFSET_SPEC ]\n");
  fprintf(stderr, "               [ ht HTID ] [ hashkey HASHKEY_SPEC ]\n");
  fprintf(stderr, "               [ sample SAMPLE ]\n");
  fprintf(stderr, "or         u32 divisor DIVISOR\n");
  fprintf(stderr, "\n");
  fprintf(stderr, "Where: SELECTOR := SAMPLE SAMPLE ...\n");
  fprintf(stderr, "       SAMPLE := { ip | ip6 | udp | tcp | icmp | u{32|16|8} "
                  "} SAMPLE_ARGS\n");
  fprintf(stderr, "       FILTERID := X:Y:Z\n");
}


x86 assembly (clang, -O0):
<explain>:
push   %rbp
mov    %rsp,%rbp
mov    0x2ec5(%rip),%rax
mov    (%rax),%edi
lea    0xedc(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2eb0(%rip),%rax
mov    (%rax),%edi
lea    0xf10(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e9b(%rip),%rax
mov    (%rax),%edi
lea    0xf39(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e86(%rip),%rax
mov    (%rax),%edi
lea    0xf59(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e71(%rip),%rax
mov    (%rax),%edi
lea    0xf66(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e5c(%rip),%rax
mov    (%rax),%edi
lea    0xf95(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e47(%rip),%rax
mov    (%rax),%edi
lea    0xf5c(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e32(%rip),%rax
mov    (%rax),%edi
lea    0xf6d(%rip),%rsi
call   1030 <fprintf@plt>
mov    0x2e1d(%rip),%rax
mov    (%rax),%edi
lea    0xfa3(%rip),%rsi
call   1030 <fprintf@plt>
pop    %rbp
ret

x86 assembly (clang, -O2):
<explain>:
push   %rbx
mov    0x2ec8(%rip),%rbx
mov    (%rbx),%edi
lea    0xedf(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf1a(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf4a(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf71(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf85(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xfbb(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xf89(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xfa1(%rip),%rsi
call   1030 <fprintf@plt>
mov    (%rbx),%edi
lea    0xfde(%rip),%rsi
pop    %rbx
jmp    1030 <fprintf@plt>

LLVM IR (-O0):
@stderr = global i32 0
@.str = [73 x i8] c"Usage: ... u32 [ match SELECTOR ... ] [ link HTID ] [ classid CLASSID ]\0A\00"
@.str.1 = [62 x i8] c" [ police POLICE_SPEC ] [ offset OFFSET_SPEC ]\0A\00"
@.str.2 = [53 x i8] c" [ ht HTID ] [ hashkey HASHKEY_SPEC ]\0A\00"
@.str.3 = [34 x i8] c" [ sample SAMPLE ]\0A\00"
@.str.4 = [32 x i8] c"or u32 divisor DIVISOR\0A\00"
@.str.5 = [2 x i8] c"\0A\00"
@.str.6 = [38 x i8] c"Where: SELECTOR := SAMPLE SAMPLE ...\0A\00"
@.str.7 = [75 x i8] c" SAMPLE := { ip | ip6 | udp | tcp | icmp | u{32|16|8} } SAMPLE_ARGS\0A\00"
@.str.8 = [26 x i8] c" FILTERID := X:Y:Z\0A\00"
define void @explain() {
%1 = load i32, i32* @stderr
%2 = call i32 @fprintf(i32 %1, i8* getelementptr inbounds ([73 x i8], [73 x i8]* @.str, i64 0, i64 0))
%3 = load i32, i32* @stderr
%4 = call i32 @fprintf(i32 %3, i8* getelementptr inbounds ([62 x i8], [62 x i8]* @.str.1, i64 0, i64 0))
%5 = load i32, i32* @stderr
%6 = call i32 @fprintf(i32 %5, i8* getelementptr inbounds ([53 x i8], [53 x i8]* @.str.2, i64 0, i64 0))
%7 = load i32, i32* @stderr
%8 = call i32 @fprintf(i32 %7, i8* getelementptr inbounds ([34 x i8], [34 x i8]* @.str.3, i64 0, i64 0))
%9 = load i32, i32* @stderr
%10 = call i32 @fprintf(i32 %9, i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.4, i64 0, i64 0))
%11 = load i32, i32* @stderr
%12 = call i32 @fprintf(i32 %11, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.5, i64 0, i64 0))
%13 = load i32, i32* @stderr
%14 = call i32 @fprintf(i32 %13, i8* getelementptr inbounds ([38 x i8], [38 x i8]* @.str.6, i64 0, i64 0))
%15 = load i32, i32* @stderr
%16 = call i32 @fprintf(i32 %15, i8* getelementptr inbounds ([75 x i8], [75 x i8]* @.str.7, i64 0, i64 0))
%17 = load i32, i32* @stderr
%18 = call i32 @fprintf(i32 %17, i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str.8, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@stderr = global i32 0
@.str = [73 x i8] c"Usage: ... u32 [ match SELECTOR ... ] [ link HTID ] [ classid CLASSID ]\0A\00"
@.str.1 = [62 x i8] c" [ police POLICE_SPEC ] [ offset OFFSET_SPEC ]\0A\00"
@.str.2 = [53 x i8] c" [ ht HTID ] [ hashkey HASHKEY_SPEC ]\0A\00"
@.str.3 = [34 x i8] c" [ sample SAMPLE ]\0A\00"
@.str.4 = [32 x i8] c"or u32 divisor DIVISOR\0A\00"
@.str.5 = [2 x i8] c"\0A\00"
@.str.6 = [38 x i8] c"Where: SELECTOR := SAMPLE SAMPLE ...\0A\00"
@.str.7 = [75 x i8] c" SAMPLE := { ip | ip6 | udp | tcp | icmp | u{32|16|8} } SAMPLE_ARGS\0A\00"
@.str.8 = [26 x i8] c" FILTERID := X:Y:Z\0A\00"
define void @explain() {
%1 = load i32, i32* @stderr
%2 = tail call i32 @fprintf(i32 %1, i8* getelementptr inbounds ([73 x i8], [73 x i8]* @.str, i64 0, i64 0))
%3 = load i32, i32* @stderr
%4 = tail call i32 @fprintf(i32 %3, i8* getelementptr inbounds ([62 x i8], [62 x i8]* @.str.1, i64 0, i64 0))
%5 = load i32, i32* @stderr
%6 = tail call i32 @fprintf(i32 %5, i8* getelementptr inbounds ([53 x i8], [53 x i8]* @.str.2, i64 0, i64 0))
%7 = load i32, i32* @stderr
%8 = tail call i32 @fprintf(i32 %7, i8* getelementptr inbounds ([34 x i8], [34 x i8]* @.str.3, i64 0, i64 0))
%9 = load i32, i32* @stderr
%10 = tail call i32 @fprintf(i32 %9, i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.4, i64 0, i64 0))
%11 = load i32, i32* @stderr
%12 = tail call i32 @fprintf(i32 %11, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.5, i64 0, i64 0))
%13 = load i32, i32* @stderr
%14 = tail call i32 @fprintf(i32 %13, i8* getelementptr inbounds ([38 x i8], [38 x i8]* @.str.6, i64 0, i64 0))
%15 = load i32, i32* @stderr
%16 = tail call i32 @fprintf(i32 %15, i8* getelementptr inbounds ([75 x i8], [75 x i8]* @.str.7, i64 0, i64 0))
%17 = load i32, i32* @stderr
%18 = tail call i32 @fprintf(i32 %17, i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str.8, i64 0, i64 0))
ret void
}