#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 *, char *);
int parse_wd_exp_mode(char *param) {
  int mode = -1;
  if (!strcmp(param, "tap"))
    mode = 1;
  else if (!strcmp(param, "bypass"))
    mode = 0;
  else if (!strcmp(param, "disc"))
    mode = 2;
  return mode;
}


x86 assembly (clang, -O0):
<parse_wd_exp_mode>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
movl   $0xffffffff,-0xc(%rbp)
mov    -0x8(%rbp),%rdi
lea    0xed2(%rip),%rsi
call   1030 <strcmp@plt>
cmp    $0x0,%eax
jne    1148 <parse_wd_exp_mode+0x38>
movl   $0x1,-0xc(%rbp)
jmp    1197 <parse_wd_exp_mode+0x87>
mov    -0x8(%rbp),%rdi
lea    0xeb1(%rip),%rsi
call   1030 <strcmp@plt>
cmp    $0x0,%eax
jne    116d <parse_wd_exp_mode+0x5d>
movl   $0x0,-0xc(%rbp)
jmp    1192 <parse_wd_exp_mode+0x82>
mov    -0x8(%rbp),%rdi
lea    0xe93(%rip),%rsi
call   1030 <strcmp@plt>
cmp    $0x0,%eax
jne    118d <parse_wd_exp_mode+0x7d>
movl   $0x2,-0xc(%rbp)
jmp    1192 <parse_wd_exp_mode+0x82>
jmp    1197 <parse_wd_exp_mode+0x87>
mov    -0xc(%rbp),%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<parse_wd_exp_mode>:
push   %rbx
mov    %rdi,%rbx
lea    0xee5(%rip),%rsi
call   1030 <strcmp@plt>
test   %eax,%eax
je     114f <parse_wd_exp_mode+0x3f>
lea    0xed9(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strcmp@plt>
test   %eax,%eax
je     1156 <parse_wd_exp_mode+0x46>
lea    0xecd(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strcmp@plt>
neg    %eax
sbb    %eax,%eax
or     $0x2,%eax
pop    %rbx
ret
mov    $0x1,%eax
pop    %rbx
ret
xor    %eax,%eax
pop    %rbx
ret

LLVM IR (-O0):
@.str = [4 x i8] c"tap\00"
@.str.1 = [7 x i8] c"bypass\00"
@.str.2 = [5 x i8] c"disc\00"
define i32 @parse_wd_exp_mode(i8* %0) {
%2 = alloca i8*
%3 = alloca i32
store i8* %0, i8** %2
store i32 -1, i32* %3
%4 = load i8*, i8** %2
%5 = call i32 @strcmp(i8* %4, i8* getelementptr inbounds ([4 x i8], [4 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 1, i32* %3
br label %20
8: ; preds = %1
%9 = load i8*, i8** %2
%10 = call i32 @strcmp(i8* %9, i8* getelementptr inbounds ([7 x i8], [7 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 0, i32* %3
br label %19
13: ; preds = %8
%14 = load i8*, i8** %2
%15 = call i32 @strcmp(i8* %14, i8* getelementptr inbounds ([5 x i8], [5 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 2, i32* %3
br label %18
18: ; preds = %17, %13
br label %19
19: ; preds = %18, %12
br label %20
20: ; preds = %19, %7
%21 = load i32, i32* %3
ret i32 %21
}

LLVM IR (-O2):
@.str = [4 x i8] c"tap\00"
@.str.1 = [7 x i8] c"bypass\00"
@.str.2 = [5 x i8] c"disc\00"
define i32 @parse_wd_exp_mode(i8* nocapture %0) {
%2 = tail call i32 @strcmp(i8* dereferenceable(1) %0, i8* dereferenceable(4) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0))
%3 = icmp eq i32 %2, 0
br i1 %3, label %11, label %4
4: ; preds = %1
%5 = tail call i32 @strcmp(i8* dereferenceable(1) %0, i8* dereferenceable(7) getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i64 0, i64 0))
%6 = icmp eq i32 %5, 0
br i1 %6, label %11, label %7
7: ; preds = %4
%8 = tail call i32 @strcmp(i8* dereferenceable(1) %0, i8* dereferenceable(5) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.2, i64 0, i64 0))
%9 = icmp eq i32 %8, 0
%10 = select i1 %9, i32 2, i32 -1
br label %11
11: ; preds = %7, %4, %1
%12 = phi i32 [ 1, %1 ], [ 0, %4 ], [ %10, %7 ]
ret i32 %12
}