#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*/ strcmp(char const *, char *);
int strtoul(char const *, int /*<<< orphan*/, int);
int sysinfo_param(const char *str) {
  if (!strcmp(str, "system_name"))
    return 0x02;
  if (!strcmp(str, "primary_os_name"))
    return 0x03;
  if (!strcmp(str, "os_name"))
    return 0x04;
  if (!strcmp(str, "dell_os_version"))
    return 0xe4;
  if (!strcmp(str, "dell_url"))
    return 0xde;
  return strtoul(str, 0, 16);
}


x86 assembly (clang, -O0):
<sysinfo_param>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x10(%rbp)
mov    -0x10(%rbp),%rdi
lea    0xec9(%rip),%rsi
call   1030 <strcmp@plt>
cmp    $0x0,%eax
jne    1151 <sysinfo_param+0x31>
movl   $0x2,-0x4(%rbp)
jmp    11f8 <sysinfo_param+0xd8>
mov    -0x10(%rbp),%rdi
lea    0xeb0(%rip),%rsi
call   1030 <strcmp@plt>
cmp    $0x0,%eax
jne    1176 <sysinfo_param+0x56>
movl   $0x3,-0x4(%rbp)
jmp    11f8 <sysinfo_param+0xd8>
mov    -0x10(%rbp),%rdi
lea    0xe93(%rip),%rsi
call   1030 <strcmp@plt>
cmp    $0x0,%eax
jne    119b <sysinfo_param+0x7b>
movl   $0x4,-0x4(%rbp)
jmp    11f8 <sysinfo_param+0xd8>
mov    -0x10(%rbp),%rdi
lea    0xe76(%rip),%rsi
call   1030 <strcmp@plt>
cmp    $0x0,%eax
jne    11c0 <sysinfo_param+0xa0>
movl   $0xe4,-0x4(%rbp)
jmp    11f8 <sysinfo_param+0xd8>
mov    -0x10(%rbp),%rdi
lea    0xe61(%rip),%rsi
call   1030 <strcmp@plt>
cmp    $0x0,%eax
jne    11e5 <sysinfo_param+0xc5>
movl   $0xde,-0x4(%rbp)
jmp    11f8 <sysinfo_param+0xd8>
mov    -0x10(%rbp),%rdi
xor    %esi,%esi
mov    $0x10,%edx
call   1040 <strtoul@plt>
mov    %eax,-0x4(%rbp)
mov    -0x4(%rbp),%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<sysinfo_param>:
push   %rbx
mov    %rdi,%rbx
lea    0xed5(%rip),%rsi
call   1030 <strcmp@plt>
test   %eax,%eax
je     1190 <sysinfo_param+0x70>
lea    0xed1(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strcmp@plt>
test   %eax,%eax
je     1197 <sysinfo_param+0x77>
lea    0xec6(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strcmp@plt>
test   %eax,%eax
je     119e <sysinfo_param+0x7e>
lea    0xebb(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strcmp@plt>
test   %eax,%eax
je     11a5 <sysinfo_param+0x85>
lea    0xeb8(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strcmp@plt>
test   %eax,%eax
je     11ac <sysinfo_param+0x8c>
mov    %rbx,%rdi
xor    %esi,%esi
mov    $0x10,%edx
pop    %rbx
jmp    1040 <strtoul@plt>
mov    $0x2,%eax
pop    %rbx
ret
mov    $0x3,%eax
pop    %rbx
ret
mov    $0x4,%eax
pop    %rbx
ret
mov    $0xe4,%eax
pop    %rbx
ret
mov    $0xde,%eax
pop    %rbx
ret

LLVM IR (-O0):
@.str = [12 x i8] c"system_name\00"
@.str.1 = [16 x i8] c"primary_os_name\00"
@.str.2 = [8 x i8] c"os_name\00"
@.str.3 = [16 x i8] c"dell_os_version\00"
@.str.4 = [9 x i8] c"dell_url\00"
define i32 @sysinfo_param(i8* %0) {
%2 = alloca i32
%3 = alloca i8*
store i8* %0, i8** %3
%4 = load i8*, i8** %3
%5 = call i32 @strcmp(i8* %4, i8* getelementptr inbounds ([12 x i8], [12 x i8]* @.str, i64 0, i64 0))
%6 = icmp ne i32 %5, 0
br i1 %6, label %8, label %7
7: ; preds = %1
store i32 2, i32* %2
br label %31
8: ; preds = %1
%9 = load i8*, i8** %3
%10 = call i32 @strcmp(i8* %9, i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.1, i64 0, i64 0))
%11 = icmp ne i32 %10, 0
br i1 %11, label %13, label %12
12: ; preds = %8
store i32 3, i32* %2
br label %31
13: ; preds = %8
%14 = load i8*, i8** %3
%15 = call i32 @strcmp(i8* %14, i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.2, i64 0, i64 0))
%16 = icmp ne i32 %15, 0
br i1 %16, label %18, label %17
17: ; preds = %13
store i32 4, i32* %2
br label %31
18: ; preds = %13
%19 = load i8*, i8** %3
%20 = call i32 @strcmp(i8* %19, i8* getelementptr inbounds ([16 x i8], [16 x i8]* @.str.3, i64 0, i64 0))
%21 = icmp ne i32 %20, 0
br i1 %21, label %23, label %22
22: ; preds = %18
store i32 228, i32* %2
br label %31
23: ; preds = %18
%24 = load i8*, i8** %3
%25 = call i32 @strcmp(i8* %24, i8* getelementptr inbounds ([9 x i8], [9 x i8]* @.str.4, i64 0, i64 0))
%26 = icmp ne i32 %25, 0
br i1 %26, label %28, label %27
27: ; preds = %23
store i32 222, i32* %2
br label %31
28: ; preds = %23
%29 = load i8*, i8** %3
%30 = call i32 @strtoul(i8* %29, i32 0, i32 16)
store i32 %30, i32* %2
br label %31
31: ; preds = %28, %27, %22, %17, %12, %7
%32 = load i32, i32* %2
ret i32 %32
}

LLVM IR (-O2):
@.str = [12 x i8] c"system_name\00"
@.str.1 = [16 x i8] c"primary_os_name\00"
@.str.2 = [8 x i8] c"os_name\00"
@.str.3 = [16 x i8] c"dell_os_version\00"
@.str.4 = [9 x i8] c"dell_url\00"
define i32 @sysinfo_param(i8* %0) {
%2 = tail call i32 @strcmp(i8* dereferenceable(1) %0, i8* dereferenceable(12) getelementptr inbounds ([12 x i8], [12 x i8]* @.str, i64 0, i64 0))
%3 = icmp eq i32 %2, 0
br i1 %3, label %18, label %4
4: ; preds = %1
%5 = tail call i32 @strcmp(i8* dereferenceable(1) %0, i8* dereferenceable(16) getelementptr inbounds ([16 x i8], [16 x i8]* @.str.1, i64 0, i64 0))
%6 = icmp eq i32 %5, 0
br i1 %6, label %18, label %7
7: ; preds = %4
%8 = tail call i32 @strcmp(i8* dereferenceable(1) %0, i8* dereferenceable(8) getelementptr inbounds ([8 x i8], [8 x i8]* @.str.2, i64 0, i64 0))
%9 = icmp eq i32 %8, 0
br i1 %9, label %18, label %10
10: ; preds = %7
%11 = tail call i32 @strcmp(i8* dereferenceable(1) %0, i8* dereferenceable(16) getelementptr inbounds ([16 x i8], [16 x i8]* @.str.3, i64 0, i64 0))
%12 = icmp eq i32 %11, 0
br i1 %12, label %18, label %13
13: ; preds = %10
%14 = tail call i32 @strcmp(i8* dereferenceable(1) %0, i8* dereferenceable(9) getelementptr inbounds ([9 x i8], [9 x i8]* @.str.4, i64 0, i64 0))
%15 = icmp eq i32 %14, 0
br i1 %15, label %18, label %16
16: ; preds = %13
%17 = tail call i32 @strtoul(i8* %0, i32 0, i32 16)
br label %18
18: ; preds = %13, %10, %7, %4, %1, %16
%19 = phi i32 [ %17, %16 ], [ 2, %1 ], [ 3, %4 ], [ 4, %7 ], [ 228, %10 ], [ 222, %13 ]
ret i32 %19
}