#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 */
scalar_t__ strcmp(char *, char *);
int built_in_code(char *str) {
  int code;
  if (strcmp(str, "history") == 0)
    code = 1;
  else if (strcmp(str, "cd") == 0)
    code = 2;
  else if (strcmp(str, "pwd") == 0)
    code = 3;
  else if (strcmp(str, "jobs") == 0)
    code = 4;
  else if (strcmp(str, "fg") == 0)
    code = 5;
  else
    code = 0;
  return code;
}


x86 assembly (clang, -O0):
<built_in_code>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
mov    -0x8(%rbp),%rdi
lea    0xed9(%rip),%rsi
call   1030 <strcmp@plt>
cmp    $0x0,%rax
jne    1142 <built_in_code+0x32>
movl   $0x1,-0xc(%rbp)
jmp    11f5 <built_in_code+0xe5>
mov    -0x8(%rbp),%rdi
lea    0xebb(%rip),%rsi
call   1030 <strcmp@plt>
cmp    $0x0,%rax
jne    1168 <built_in_code+0x58>
movl   $0x2,-0xc(%rbp)
jmp    11f0 <built_in_code+0xe0>
mov    -0x8(%rbp),%rdi
lea    0xe98(%rip),%rsi
call   1030 <strcmp@plt>
cmp    $0x0,%rax
jne    118e <built_in_code+0x7e>
movl   $0x3,-0xc(%rbp)
jmp    11eb <built_in_code+0xdb>
mov    -0x8(%rbp),%rdi
lea    0xe76(%rip),%rsi
call   1030 <strcmp@plt>
cmp    $0x0,%rax
jne    11b4 <built_in_code+0xa4>
movl   $0x4,-0xc(%rbp)
jmp    11e6 <built_in_code+0xd6>
mov    -0x8(%rbp),%rdi
lea    0xe55(%rip),%rsi
call   1030 <strcmp@plt>
cmp    $0x0,%rax
jne    11da <built_in_code+0xca>
movl   $0x5,-0xc(%rbp)
jmp    11e1 <built_in_code+0xd1>
movl   $0x0,-0xc(%rbp)
jmp    11e6 <built_in_code+0xd6>
jmp    11eb <built_in_code+0xdb>
jmp    11f0 <built_in_code+0xe0>
jmp    11f5 <built_in_code+0xe5>
mov    -0xc(%rbp),%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<built_in_code>:
push   %rbx
mov    %rdi,%rbx
lea    0xee5(%rip),%rsi
call   1030 <strcmp@plt>
test   %rax,%rax
je     117d <built_in_code+0x6d>
lea    0xedc(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strcmp@plt>
test   %rax,%rax
je     1184 <built_in_code+0x74>
lea    0xecb(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strcmp@plt>
test   %rax,%rax
je     118b <built_in_code+0x7b>
lea    0xebb(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strcmp@plt>
test   %rax,%rax
je     1192 <built_in_code+0x82>
lea    0xeac(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strcmp@plt>
xor    %ecx,%ecx
test   %rax,%rax
sete   %cl
lea    (%rcx,%rcx,4),%eax
pop    %rbx
ret
mov    $0x1,%eax
pop    %rbx
ret
mov    $0x2,%eax
pop    %rbx
ret
mov    $0x3,%eax
pop    %rbx
ret
mov    $0x4,%eax
pop    %rbx
ret

LLVM IR (-O0):
@.str = [8 x i8] c"history\00"
@.str.1 = [3 x i8] c"cd\00"
@.str.2 = [4 x i8] c"pwd\00"
@.str.3 = [5 x i8] c"jobs\00"
@.str.4 = [3 x i8] c"fg\00"
define i32 @built_in_code(i8* %0) {
%2 = alloca i8*
%3 = alloca i32
store i8* %0, i8** %2
%4 = load i8*, i8** %2
%5 = call i64 @strcmp(i8* %4, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str, i64 0, i64 0))
%6 = icmp eq i64 %5, 0
br i1 %6, label %7, label %8
7: ; preds = %1
store i32 1, i32* %3
br label %33
8: ; preds = %1
%9 = load i8*, i8** %2
%10 = call i64 @strcmp(i8* %9, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0))
%11 = icmp eq i64 %10, 0
br i1 %11, label %12, label %13
12: ; preds = %8
store i32 2, i32* %3
br label %32
13: ; preds = %8
%14 = load i8*, i8** %2
%15 = call i64 @strcmp(i8* %14, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0))
%16 = icmp eq i64 %15, 0
br i1 %16, label %17, label %18
17: ; preds = %13
store i32 3, i32* %3
br label %31
18: ; preds = %13
%19 = load i8*, i8** %2
%20 = call i64 @strcmp(i8* %19, i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.3, i64 0, i64 0))
%21 = icmp eq i64 %20, 0
br i1 %21, label %22, label %23
22: ; preds = %18
store i32 4, i32* %3
br label %30
23: ; preds = %18
%24 = load i8*, i8** %2
%25 = call i64 @strcmp(i8* %24, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.4, i64 0, i64 0))
%26 = icmp eq i64 %25, 0
br i1 %26, label %27, label %28
27: ; preds = %23
store i32 5, i32* %3
br label %29
28: ; preds = %23
store i32 0, i32* %3
br label %29
29: ; preds = %28, %27
br label %30
30: ; preds = %29, %22
br label %31
31: ; preds = %30, %17
br label %32
32: ; preds = %31, %12
br label %33
33: ; preds = %32, %7
%34 = load i32, i32* %3
ret i32 %34
}

LLVM IR (-O2):
@.str = [8 x i8] c"history\00"
@.str.1 = [3 x i8] c"cd\00"
@.str.2 = [4 x i8] c"pwd\00"
@.str.3 = [5 x i8] c"jobs\00"
@.str.4 = [3 x i8] c"fg\00"
define i32 @built_in_code(i8* %0) {
%2 = tail call i64 @strcmp(i8* %0, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str, i64 0, i64 0))
%3 = icmp eq i64 %2, 0
br i1 %3, label %17, label %4
4: ; preds = %1
%5 = tail call i64 @strcmp(i8* %0, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0))
%6 = icmp eq i64 %5, 0
br i1 %6, label %17, label %7
7: ; preds = %4
%8 = tail call i64 @strcmp(i8* %0, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.2, i64 0, i64 0))
%9 = icmp eq i64 %8, 0
br i1 %9, label %17, label %10
10: ; preds = %7
%11 = tail call i64 @strcmp(i8* %0, i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.3, i64 0, i64 0))
%12 = icmp eq i64 %11, 0
br i1 %12, label %17, label %13
13: ; preds = %10
%14 = tail call i64 @strcmp(i8* %0, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.4, i64 0, i64 0))
%15 = icmp eq i64 %14, 0
%16 = select i1 %15, i32 5, i32 0
br label %17
17: ; preds = %13, %10, %7, %4, %1
%18 = phi i32 [ 1, %1 ], [ 2, %4 ], [ 3, %7 ], [ 4, %10 ], [ %16, %13 ]
ret i32 %18
}