#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 */
typedef int uint;

/* Variables and functions */
int /*<<< orphan*/ panglog(int /*<<< orphan*/, char *);
int /*<<< orphan*/ strcmp(char *, char *);
uint pasm_get_reg_alias(char *reg) {
  if (!strcmp(reg, "ra"))
    return 0x00;
  if (!strcmp(reg, "rb"))
    return 0x01;
  if (!strcmp(reg, "rc"))
    return 0x02;
  if (!strcmp(reg, "rd"))
    return 0x03;
  if (!strcmp(reg, "rip"))
    return 0x04;
  if (!strcmp(reg, "rbp"))
    return 0x06;
  if (!strcmp(reg, "rsp"))
    return 0x05;
  panglog(0, "Undefined register given");
  return 0;
}


x86 assembly (clang, -O0):
<pasm_get_reg_alias>:
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 <pasm_get_reg_alias+0x31>
movl   $0x0,-0x4(%rbp)
jmp    1244 <pasm_get_reg_alias+0x124>
mov    -0x10(%rbp),%rdi
lea    0xea7(%rip),%rsi
call   1030 <strcmp@plt>
cmp    $0x0,%eax
jne    1176 <pasm_get_reg_alias+0x56>
movl   $0x1,-0x4(%rbp)
jmp    1244 <pasm_get_reg_alias+0x124>
mov    -0x10(%rbp),%rdi
lea    0xe85(%rip),%rsi
call   1030 <strcmp@plt>
cmp    $0x0,%eax
jne    119b <pasm_get_reg_alias+0x7b>
movl   $0x2,-0x4(%rbp)
jmp    1244 <pasm_get_reg_alias+0x124>
mov    -0x10(%rbp),%rdi
lea    0xe63(%rip),%rsi
call   1030 <strcmp@plt>
cmp    $0x0,%eax
jne    11c0 <pasm_get_reg_alias+0xa0>
movl   $0x3,-0x4(%rbp)
jmp    1244 <pasm_get_reg_alias+0x124>
mov    -0x10(%rbp),%rdi
lea    0xe41(%rip),%rsi
call   1030 <strcmp@plt>
cmp    $0x0,%eax
jne    11e5 <pasm_get_reg_alias+0xc5>
movl   $0x4,-0x4(%rbp)
jmp    1244 <pasm_get_reg_alias+0x124>
mov    -0x10(%rbp),%rdi
lea    0xe20(%rip),%rsi
call   1030 <strcmp@plt>
cmp    $0x0,%eax
jne    120a <pasm_get_reg_alias+0xea>
movl   $0x6,-0x4(%rbp)
jmp    1244 <pasm_get_reg_alias+0x124>
mov    -0x10(%rbp),%rdi
lea    0xdff(%rip),%rsi
call   1030 <strcmp@plt>
cmp    $0x0,%eax
jne    122f <pasm_get_reg_alias+0x10f>
movl   $0x5,-0x4(%rbp)
jmp    1244 <pasm_get_reg_alias+0x124>
xor    %edi,%edi
lea    0xde0(%rip),%rsi
call   1040 <panglog@plt>
movl   $0x0,-0x4(%rbp)
mov    -0x4(%rbp),%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<pasm_get_reg_alias>:
push   %rbx
mov    %rdi,%rbx
lea    0xed5(%rip),%rsi
call   1030 <strcmp@plt>
test   %eax,%eax
je     11bc <pasm_get_reg_alias+0x9c>
lea    0xec4(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strcmp@plt>
test   %eax,%eax
je     11c0 <pasm_get_reg_alias+0xa0>
lea    0xeb4(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strcmp@plt>
test   %eax,%eax
je     11c7 <pasm_get_reg_alias+0xa7>
lea    0xea4(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strcmp@plt>
test   %eax,%eax
je     11ce <pasm_get_reg_alias+0xae>
lea    0xe94(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strcmp@plt>
test   %eax,%eax
je     11d5 <pasm_get_reg_alias+0xb5>
lea    0xe85(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strcmp@plt>
test   %eax,%eax
je     11dc <pasm_get_reg_alias+0xbc>
lea    0xe76(%rip),%rsi
mov    %rbx,%rdi
call   1030 <strcmp@plt>
test   %eax,%eax
je     11e3 <pasm_get_reg_alias+0xc3>
lea    0xe67(%rip),%rsi
xor    %ebx,%ebx
xor    %edi,%edi
call   1040 <panglog@plt>
jmp    11e8 <pasm_get_reg_alias+0xc8>
xor    %ebx,%ebx
jmp    11e8 <pasm_get_reg_alias+0xc8>
mov    $0x1,%ebx
jmp    11e8 <pasm_get_reg_alias+0xc8>
mov    $0x2,%ebx
jmp    11e8 <pasm_get_reg_alias+0xc8>
mov    $0x3,%ebx
jmp    11e8 <pasm_get_reg_alias+0xc8>
mov    $0x4,%ebx
jmp    11e8 <pasm_get_reg_alias+0xc8>
mov    $0x6,%ebx
jmp    11e8 <pasm_get_reg_alias+0xc8>
mov    $0x5,%ebx
mov    %ebx,%eax
pop    %rbx
ret

LLVM IR (-O0):
@.str = [3 x i8] c"ra\00"
@.str.1 = [3 x i8] c"rb\00"
@.str.2 = [3 x i8] c"rc\00"
@.str.3 = [3 x i8] c"rd\00"
@.str.4 = [4 x i8] c"rip\00"
@.str.5 = [4 x i8] c"rbp\00"
@.str.6 = [4 x i8] c"rsp\00"
@.str.7 = [25 x i8] c"Undefined register given\00"
define i32 @pasm_get_reg_alias(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 ([3 x i8], [3 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 0, i32* %2
br label %40
8: ; preds = %1
%9 = load i8*, i8** %3
%10 = call i32 @strcmp(i8* %9, i8* getelementptr inbounds ([3 x i8], [3 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 1, i32* %2
br label %40
13: ; preds = %8
%14 = load i8*, i8** %3
%15 = call i32 @strcmp(i8* %14, i8* getelementptr inbounds ([3 x i8], [3 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* %2
br label %40
18: ; preds = %13
%19 = load i8*, i8** %3
%20 = call i32 @strcmp(i8* %19, i8* getelementptr inbounds ([3 x i8], [3 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 3, i32* %2
br label %40
23: ; preds = %18
%24 = load i8*, i8** %3
%25 = call i32 @strcmp(i8* %24, i8* getelementptr inbounds ([4 x i8], [4 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 4, i32* %2
br label %40
28: ; preds = %23
%29 = load i8*, i8** %3
%30 = call i32 @strcmp(i8* %29, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.5, i64 0, i64 0))
%31 = icmp ne i32 %30, 0
br i1 %31, label %33, label %32
32: ; preds = %28
store i32 6, i32* %2
br label %40
33: ; preds = %28
%34 = load i8*, i8** %3
%35 = call i32 @strcmp(i8* %34, i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.6, i64 0, i64 0))
%36 = icmp ne i32 %35, 0
br i1 %36, label %38, label %37
37: ; preds = %33
store i32 5, i32* %2
br label %40
38: ; preds = %33
%39 = call i32 @panglog(i32 0, i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str.7, i64 0, i64 0))
store i32 0, i32* %2
br label %40
40: ; preds = %38, %37, %32, %27, %22, %17, %12, %7
%41 = load i32, i32* %2
ret i32 %41
}

LLVM IR (-O2):
@.str = [3 x i8] c"ra\00"
@.str.1 = [3 x i8] c"rb\00"
@.str.2 = [3 x i8] c"rc\00"
@.str.3 = [3 x i8] c"rd\00"
@.str.4 = [4 x i8] c"rip\00"
@.str.5 = [4 x i8] c"rbp\00"
@.str.6 = [4 x i8] c"rsp\00"
@.str.7 = [25 x i8] c"Undefined register given\00"
define i32 @pasm_get_reg_alias(i8* nocapture %0) {
%2 = tail call i32 @strcmp(i8* dereferenceable(1) %0, i8* dereferenceable(3) getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0))
%3 = icmp eq i32 %2, 0
br i1 %3, label %24, label %4
4: ; preds = %1
%5 = tail call i32 @strcmp(i8* dereferenceable(1) %0, i8* dereferenceable(3) getelementptr inbounds ([3 x i8], [3 x i8]* @.str.1, i64 0, i64 0))
%6 = icmp eq i32 %5, 0
br i1 %6, label %24, label %7
7: ; preds = %4
%8 = tail call i32 @strcmp(i8* dereferenceable(1) %0, i8* dereferenceable(3) getelementptr inbounds ([3 x i8], [3 x i8]* @.str.2, i64 0, i64 0))
%9 = icmp eq i32 %8, 0
br i1 %9, label %24, label %10
10: ; preds = %7
%11 = tail call i32 @strcmp(i8* dereferenceable(1) %0, i8* dereferenceable(3) getelementptr inbounds ([3 x i8], [3 x i8]* @.str.3, i64 0, i64 0))
%12 = icmp eq i32 %11, 0
br i1 %12, label %24, label %13
13: ; preds = %10
%14 = tail call i32 @strcmp(i8* dereferenceable(1) %0, i8* dereferenceable(4) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.4, i64 0, i64 0))
%15 = icmp eq i32 %14, 0
br i1 %15, label %24, label %16
16: ; preds = %13
%17 = tail call i32 @strcmp(i8* dereferenceable(1) %0, i8* dereferenceable(4) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.5, i64 0, i64 0))
%18 = icmp eq i32 %17, 0
br i1 %18, label %24, label %19
19: ; preds = %16
%20 = tail call i32 @strcmp(i8* dereferenceable(1) %0, i8* dereferenceable(4) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.6, i64 0, i64 0))
%21 = icmp eq i32 %20, 0
br i1 %21, label %24, label %22
22: ; preds = %19
%23 = tail call i32 @panglog(i32 0, i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str.7, i64 0, i64 0))
br label %24
24: ; preds = %19, %16, %13, %10, %7, %4, %1, %22
%25 = phi i32 [ 0, %22 ], [ 0, %1 ], [ 1, %4 ], [ 2, %7 ], [ 3, %10 ], [ 4, %13 ], [ 6, %16 ], [ 5, %19 ]
ret i32 %25
}