#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 detect();
int /*<<< orphan*/ printf(char *);
void get_cpuconfig(void) {
  int d = detect();
  switch (d) {
  case 0:
    printf("#define ZARCH_GENERIC\n");
    printf("#define DTB_DEFAULT_ENTRIES 64\n");
    break;
  case 1:
    printf("#define Z13\n");
    printf("#define DTB_DEFAULT_ENTRIES 64\n");
    break;
  case 2:
    printf("#define Z14\n");
    printf("#define L1_DATA_SIZE 131072\n");
    printf("#define L1_DATA_LINESIZE 256\n");
    printf("#define L1_DATA_ASSOCIATIVE 8\n");
    printf("#define L2_SIZE 4194304\n");
    printf("#define L2_LINESIZE 256\n");
    printf("#define L2_ASSOCIATIVE 8\n");
    printf("#define DTB_DEFAULT_ENTRIES 64\n");
    printf("#define DTB_SIZE 4096\n");
    break;
  }
}


x86 assembly (clang, -O0):
<get_cpuconfig>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
xor    %eax,%eax
call   1040 <detect@plt>
mov    %eax,-0x4(%rbp)
mov    -0x4(%rbp),%eax
mov    %eax,-0x8(%rbp)
test   %eax,%eax
je     1167 <get_cpuconfig+0x47>
jmp    1145 <get_cpuconfig+0x25>
mov    -0x8(%rbp),%eax
sub    $0x1,%eax
je     1184 <get_cpuconfig+0x64>
jmp    1156 <get_cpuconfig+0x36>
mov    -0x8(%rbp),%eax
sub    $0x2,%eax
je     11a1 <get_cpuconfig+0x81>
jmp    120d <get_cpuconfig+0xed>
lea    0xe92(%rip),%rdi
call   1030 <printf@plt>
lea    0xe9d(%rip),%rdi
call   1030 <printf@plt>
jmp    120d <get_cpuconfig+0xed>
lea    0xeac(%rip),%rdi
call   1030 <printf@plt>
lea    0xe80(%rip),%rdi
call   1030 <printf@plt>
jmp    120d <get_cpuconfig+0xed>
lea    0xe9c(%rip),%rdi
call   1030 <printf@plt>
lea    0xe9d(%rip),%rdi
call   1030 <printf@plt>
lea    0xeae(%rip),%rdi
call   1030 <printf@plt>
lea    0xec0(%rip),%rdi
call   1030 <printf@plt>
lea    0xed3(%rip),%rdi
call   1030 <printf@plt>
lea    0xee0(%rip),%rdi
call   1030 <printf@plt>
lea    0xeed(%rip),%rdi
call   1030 <printf@plt>
lea    0xe1b(%rip),%rdi
call   1030 <printf@plt>
lea    0xeef(%rip),%rdi
call   1030 <printf@plt>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<get_cpuconfig>:
push   %rbx
xor    %eax,%eax
call   1040 <detect@plt>
lea    0xfb5(%rip),%rbx
test   %eax,%eax
je     114a <get_cpuconfig+0x2a>
cmp    $0x2,%eax
je     1153 <get_cpuconfig+0x33>
cmp    $0x1,%eax
jne    11c3 <get_cpuconfig+0xa3>
lea    0xf7a(%rip),%rdi
jmp    11b5 <get_cpuconfig+0x95>
lea    0xf7d(%rip),%rdi
jmp    11b5 <get_cpuconfig+0x95>
lea    0xea6(%rip),%rdi
call   1030 <puts@plt>
lea    0xea6(%rip),%rdi
call   1030 <puts@plt>
lea    0xeb6(%rip),%rdi
call   1030 <puts@plt>
lea    0xec7(%rip),%rdi
call   1030 <puts@plt>
lea    0xed9(%rip),%rdi
call   1030 <puts@plt>
lea    0xee5(%rip),%rdi
call   1030 <puts@plt>
lea    0xef1(%rip),%rdi
call   1030 <puts@plt>
lea    0xefe(%rip),%rbx
lea    0xf2f(%rip),%rdi
call   1030 <puts@plt>
mov    %rbx,%rdi
pop    %rbx
jmp    1030 <puts@plt>
pop    %rbx
ret

LLVM IR (-O0):
@.str = [23 x i8] c"#define ZARCH_GENERIC\0A\00"
@.str.1 = [32 x i8] c"#define DTB_DEFAULT_ENTRIES 64\0A\00"
@.str.2 = [13 x i8] c"#define Z13\0A\00"
@.str.3 = [13 x i8] c"#define Z14\0A\00"
@.str.4 = [29 x i8] c"#define L1_DATA_SIZE 131072\0A\00"
@.str.5 = [30 x i8] c"#define L1_DATA_LINESIZE 256\0A\00"
@.str.6 = [31 x i8] c"#define L1_DATA_ASSOCIATIVE 8\0A\00"
@.str.7 = [25 x i8] c"#define L2_SIZE 4194304\0A\00"
@.str.8 = [25 x i8] c"#define L2_LINESIZE 256\0A\00"
@.str.9 = [26 x i8] c"#define L2_ASSOCIATIVE 8\0A\00"
@.str.10 = [23 x i8] c"#define DTB_SIZE 4096\0A\00"
define void @get_cpuconfig() {
%1 = alloca i32
%2 = call i32 (...) @detect()
store i32 %2, i32* %1
%3 = load i32, i32* %1
switch i32 %3, label %20 [
i32 0, label %4
i32 1, label %7
i32 2, label %10
]
4: ; preds = %0
%5 = call i32 @printf(i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str, i64 0, i64 0))
%6 = call i32 @printf(i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.1, i64 0, i64 0))
br label %20
7: ; preds = %0
%8 = call i32 @printf(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.2, i64 0, i64 0))
%9 = call i32 @printf(i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.1, i64 0, i64 0))
br label %20
10: ; preds = %0
%11 = call i32 @printf(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str.3, i64 0, i64 0))
%12 = call i32 @printf(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str.4, i64 0, i64 0))
%13 = call i32 @printf(i8* getelementptr inbounds ([30 x i8], [30 x i8]* @.str.5, i64 0, i64 0))
%14 = call i32 @printf(i8* getelementptr inbounds ([31 x i8], [31 x i8]* @.str.6, i64 0, i64 0))
%15 = call i32 @printf(i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str.7, i64 0, i64 0))
%16 = call i32 @printf(i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str.8, i64 0, i64 0))
%17 = call i32 @printf(i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str.9, i64 0, i64 0))
%18 = call i32 @printf(i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.1, i64 0, i64 0))
%19 = call i32 @printf(i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str.10, i64 0, i64 0))
br label %20
20: ; preds = %0, %10, %7, %4
ret void
}

LLVM IR (-O2):
@str = [12 x i8] c"#define Z14\00"
@str.11 = [28 x i8] c"#define L1_DATA_SIZE 131072\00"
@str.12 = [29 x i8] c"#define L1_DATA_LINESIZE 256\00"
@str.13 = [30 x i8] c"#define L1_DATA_ASSOCIATIVE 8\00"
@str.14 = [24 x i8] c"#define L2_SIZE 4194304\00"
@str.15 = [24 x i8] c"#define L2_LINESIZE 256\00"
@str.16 = [25 x i8] c"#define L2_ASSOCIATIVE 8\00"
@str.18 = [22 x i8] c"#define DTB_SIZE 4096\00"
@str.19 = [12 x i8] c"#define Z13\00"
@str.21 = [22 x i8] c"#define ZARCH_GENERIC\00"
@str.22 = [31 x i8] c"#define DTB_DEFAULT_ENTRIES 64\00"
define void @get_cpuconfig() {
%1 = tail call i32 (...) @detect()
switch i32 %1, label %16 [
i32 0, label %11
i32 1, label %2
i32 2, label %3
]
2: ; preds = %0
br label %11
3: ; preds = %0
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([12 x i8], [12 x i8]* @str, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([28 x i8], [28 x i8]* @str.11, i64 0, i64 0))
%6 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([29 x i8], [29 x i8]* @str.12, i64 0, i64 0))
%7 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([30 x i8], [30 x i8]* @str.13, i64 0, i64 0))
%8 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([24 x i8], [24 x i8]* @str.14, i64 0, i64 0))
%9 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([24 x i8], [24 x i8]* @str.15, i64 0, i64 0))
%10 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([25 x i8], [25 x i8]* @str.16, i64 0, i64 0))
br label %11
11: ; preds = %0, %2, %3
%12 = phi i8* [ getelementptr inbounds ([31 x i8], [31 x i8]* @str.22, i64 0, i64 0), %3 ], [ getelementptr inbounds ([12 x i8], [12 x i8]* @str.19, i64 0, i64 0), %2 ], [ getelementptr inbounds ([22 x i8], [22 x i8]* @str.21, i64 0, i64 0), %0 ]
%13 = phi i8* [ getelementptr inbounds ([22 x i8], [22 x i8]* @str.18, i64 0, i64 0), %3 ], [ getelementptr inbounds ([31 x i8], [31 x i8]* @str.22, i64 0, i64 0), %2 ], [ getelementptr inbounds ([31 x i8], [31 x i8]* @str.22, i64 0, i64 0), %0 ]
%14 = tail call i32 @puts(i8* dereferenceable(1) %12)
%15 = tail call i32 @puts(i8* dereferenceable(1) %13)
br label %16
16: ; preds = %11, %0
ret void
}