#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 */
#define TCP_CLOSE 137
#define TCP_CLOSE_WAIT 136
#define TCP_ESTABLISHED 135
#define TCP_FIN_WAIT1 134
#define TCP_FIN_WAIT2 133
#define TCP_LAST_ACK 132
#define TCP_LISTEN 131
#define TCP_SYN_RECV 130
#define TCP_SYN_SENT 129
#define TCP_TIME_WAIT 128
char *getStateString(int state) {
  switch (state) {
  case TCP_ESTABLISHED:
    return "ESTABLISHED";
    break;
  case TCP_SYN_SENT:
    return "SYN_SENT";
    break;
  case TCP_SYN_RECV:
    return "SYN_RECV";
    break;
  case TCP_FIN_WAIT1:
    return "FIN_WAIT1";
    break;
  case TCP_FIN_WAIT2:
    return "FIN_WAIT2";
    break;
  case TCP_TIME_WAIT:
    return "TIME_WAIT";
    break;
  case TCP_CLOSE:
    return "CLOSE";
    break;
  case TCP_CLOSE_WAIT:
    return "CLOSE_WAIT";
    break;
  case TCP_LAST_ACK:
    return "LAST_ACK";
    break;
  case TCP_LISTEN:
    return "LISTEN";
    break;
  default:
    return "OH NO!";
  }
}


x86 assembly (clang, -O0):
<getStateString>:
push   %rbp
mov    %rsp,%rbp
mov    %edi,-0xc(%rbp)
mov    -0xc(%rbp),%eax
add    $0xffffff80,%eax
mov    %eax,%ecx
mov    %rcx,-0x18(%rbp)
sub    $0x9,%eax
ja     11d0 <getStateString+0xd0>
mov    -0x18(%rbp),%rax
lea    0xed9(%rip),%rcx
movslq (%rcx,%rax,4),%rax
add    %rcx,%rax
jmp    *%rax
lea    0xef1(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    11db <getStateString+0xdb>
lea    0xeed(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    11db <getStateString+0xdb>
lea    0xee6(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    11db <getStateString+0xdb>
lea    0xedf(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    11db <getStateString+0xdb>
lea    0xed9(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    11db <getStateString+0xdb>
lea    0xed3(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    11db <getStateString+0xdb>
lea    0xecd(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    11db <getStateString+0xdb>
lea    0xec3(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    11db <getStateString+0xdb>
lea    0xebe(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    11db <getStateString+0xdb>
lea    0xeb7(%rip),%rax
mov    %rax,-0x8(%rbp)
jmp    11db <getStateString+0xdb>
lea    0xeae(%rip),%rax
mov    %rax,-0x8(%rbp)
mov    -0x8(%rbp),%rax
pop    %rbp
ret

x86 assembly (clang, -O2):
<getStateString>:
add    $0xffffff80,%edi
cmp    $0x9,%edi
ja     111a <getStateString+0x1a>
movslq %edi,%rax
lea    0xf52(%rip),%rcx
movslq (%rcx,%rax,4),%rax
add    %rcx,%rax
ret
lea    0xf3c(%rip),%rax
ret

LLVM IR (-O0):
@.str = [12 x i8] c"ESTABLISHED\00"
@.str.1 = [9 x i8] c"SYN_SENT\00"
@.str.2 = [9 x i8] c"SYN_RECV\00"
@.str.3 = [10 x i8] c"FIN_WAIT1\00"
@.str.4 = [10 x i8] c"FIN_WAIT2\00"
@.str.5 = [10 x i8] c"TIME_WAIT\00"
@.str.6 = [6 x i8] c"CLOSE\00"
@.str.7 = [11 x i8] c"CLOSE_WAIT\00"
@.str.8 = [9 x i8] c"LAST_ACK\00"
@.str.9 = [7 x i8] c"LISTEN\00"
@.str.10 = [7 x i8] c"OH NO!\00"
define i8* @getStateString(i32 %0) {
%2 = alloca i8*
%3 = alloca i32
store i32 %0, i32* %3
%4 = load i32, i32* %3
switch i32 %4, label %15 [
i32 135, label %5
i32 129, label %6
i32 130, label %7
i32 134, label %8
i32 133, label %9
i32 128, label %10
i32 137, label %11
i32 136, label %12
i32 132, label %13
i32 131, label %14
]
5: ; preds = %1
store i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str, i64 0, i64 0), i8** %2
br label %16
6: ; preds = %1
store i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.1, i64 0, i64 0), i8** %2
br label %16
7: ; preds = %1
store i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.2, i64 0, i64 0), i8** %2
br label %16
8: ; preds = %1
store i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.3, i64 0, i64 0), i8** %2
br label %16
9: ; preds = %1
store i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.4, i64 0, i64 0), i8** %2
br label %16
10: ; preds = %1
store i8* getelementptr inbounds ([10 x i8], [10 x i8]* @.str.5, i64 0, i64 0), i8** %2
br label %16
11: ; preds = %1
store i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.6, i64 0, i64 0), i8** %2
br label %16
12: ; preds = %1
store i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str.7, i64 0, i64 0), i8** %2
br label %16
13: ; preds = %1
store i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.8, i64 0, i64 0), i8** %2
br label %16
14: ; preds = %1
store i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.9, i64 0, i64 0), i8** %2
br label %16
15: ; preds = %1
store i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.10, i64 0, i64 0), i8** %2
br label %16
16: ; preds = %15, %14, %13, %12, %11, %10, %9, %8, %7, %6, %5
%17 = load i8*, i8** %2
ret i8* %17
}

LLVM IR (-O2):
@.str = [12 x i8] c"ESTABLISHED\00"
@.str.1 = [9 x i8] c"SYN_SENT\00"
@.str.2 = [9 x i8] c"SYN_RECV\00"
@.str.3 = [10 x i8] c"FIN_WAIT1\00"
@.str.4 = [10 x i8] c"FIN_WAIT2\00"
@.str.5 = [10 x i8] c"TIME_WAIT\00"
@.str.6 = [6 x i8] c"CLOSE\00"
@.str.7 = [11 x i8] c"CLOSE_WAIT\00"
@.str.8 = [9 x i8] c"LAST_ACK\00"
@.str.9 = [7 x i8] c"LISTEN\00"
@.str.10 = [7 x i8] c"OH NO!\00"
@reltable.getStateString = [10 x i32] [i32 trunc (i64 sub (i64 ptrtoint ([10 x i8]* @.str.5 to i64), i64 ptrtoint ([10 x i32]* @reltable.getStateString to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([9 x i8]* @.str.1 to i64), i64 ptrtoint ([10 x i32]* @reltable.getStateString to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([9 x i8]* @.str.2 to i64), i64 ptrtoint ([10 x i32]* @reltable.getStateString to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([7 x i8]* @.str.9 to i64), i64 ptrtoint ([10 x i32]* @reltable.getStateString to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([9 x i8]* @.str.8 to i64), i64 ptrtoint ([10 x i32]* @reltable.getStateString to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([10 x i8]* @.str.4 to i64), i64 ptrtoint ([10 x i32]* @reltable.getStateString to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([10 x i8]* @.str.3 to i64), i64 ptrtoint ([10 x i32]* @reltable.getStateString to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([12 x i8]* @.str to i64), i64 ptrtoint ([10 x i32]* @reltable.getStateString to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([11 x i8]* @.str.7 to i64), i64 ptrtoint ([10 x i32]* @reltable.getStateString to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint ([6 x i8]* @.str.6 to i64), i64 ptrtoint ([10 x i32]* @reltable.getStateString to i64)) to i32)]
define i8* @getStateString(i32 %0) {
%2 = add i32 %0, -128
%3 = icmp ult i32 %2, 10
br i1 %3, label %4, label %8
4: ; preds = %1
%5 = sext i32 %2 to i64
%6 = shl i64 %5, 2
%7 = call i8* @llvm.load.relative.i64(i8* bitcast ([10 x i32]* @reltable.getStateString to i8*), i64 %6)
br label %8
8: ; preds = %1, %4
%9 = phi i8* [ %7, %4 ], [ getelementptr inbounds ([7 x i8], [7 x i8]* @.str.10, i64 0, i64 0), %1 ]
ret i8* %9
}