#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 1:
    printf("#define ARMV8\n");
    printf("#define L1_DATA_SIZE 32768\n");
    printf("#define L1_DATA_LINESIZE 64\n");
    printf("#define L2_SIZE 262144\n");
    printf("#define L2_LINESIZE 64\n");
    printf("#define DTB_DEFAULT_ENTRIES 64\n");
    printf("#define DTB_SIZE 4096\n");
    printf("#define L2_ASSOCIATIVE 4\n");
    break;
  case 2:
    printf("#define CORTEXA57\n");
    printf("#define HAVE_VFP\n");
    printf("#define HAVE_VFPV3\n");
    printf("#define HAVE_NEON\n");
    printf("#define HAVE_VFPV4\n");
    printf("#define L1_CODE_SIZE 49152\n");
    printf("#define L1_CODE_LINESIZE 64\n");
    printf("#define L1_CODE_ASSOCIATIVE 3\n");
    printf("#define L1_DATA_SIZE 32768\n");
    printf("#define L1_DATA_LINESIZE 64\n");
    printf("#define L1_DATA_ASSOCIATIVE 2\n");
    printf("#define L2_SIZE 2097152\n");
    printf("#define L2_LINESIZE 64\n");
    printf("#define L2_ASSOCIATIVE 16\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)
sub    $0x1,%eax
je     1157 <get_cpuconfig+0x37>
jmp    1146 <get_cpuconfig+0x26>
mov    -0x8(%rbp),%eax
sub    $0x2,%eax
je     11bc <get_cpuconfig+0x9c>
jmp    127c <get_cpuconfig+0x15c>
lea    0xea2(%rip),%rdi
call   1030 <printf@plt>
lea    0xea5(%rip),%rdi
call   1030 <printf@plt>
lea    0xeb5(%rip),%rdi
call   1030 <printf@plt>
lea    0xec6(%rip),%rdi
call   1030 <printf@plt>
lea    0xed2(%rip),%rdi
call   1030 <printf@plt>
lea    0xede(%rip),%rdi
call   1030 <printf@plt>
lea    0xef2(%rip),%rdi
call   1030 <printf@plt>
lea    0xefd(%rip),%rdi
call   1030 <printf@plt>
jmp    127c <get_cpuconfig+0x15c>
lea    0xf06(%rip),%rdi
call   1030 <printf@plt>
lea    0xf0d(%rip),%rdi
call   1030 <printf@plt>
lea    0xf13(%rip),%rdi
call   1030 <printf@plt>
lea    0xf1b(%rip),%rdi
call   1030 <printf@plt>
lea    0xf22(%rip),%rdi
call   1030 <printf@plt>
lea    0xf2a(%rip),%rdi
call   1030 <printf@plt>
lea    0xf3a(%rip),%rdi
call   1030 <printf@plt>
lea    0xf4b(%rip),%rdi
call   1030 <printf@plt>
lea    0xdec(%rip),%rdi
call   1030 <printf@plt>
lea    0xdfc(%rip),%rdi
call   1030 <printf@plt>
lea    0xf46(%rip),%rdi
call   1030 <printf@plt>
lea    0xf59(%rip),%rdi
call   1030 <printf@plt>
lea    0xe0d(%rip),%rdi
call   1030 <printf@plt>
lea    0xf5a(%rip),%rdi
call   1030 <printf@plt>
lea    0xe0d(%rip),%rdi
call   1030 <printf@plt>
lea    0xe21(%rip),%rdi
call   1030 <printf@plt>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<get_cpuconfig>:
push   %rbp
push   %r15
push   %r14
push   %r13
push   %r12
push   %rbx
push   %rax
xor    %eax,%eax
call   1040 <detect@plt>
cmp    $0x1,%eax
je     11d7 <get_cpuconfig+0xb7>
cmp    $0x2,%eax
jne    1257 <get_cpuconfig+0x137>
lea    0xeb5(%rip),%rdi
call   1030 <puts@plt>
lea    0xebb(%rip),%rdi
call   1030 <puts@plt>
lea    0xec0(%rip),%rdi
call   1030 <puts@plt>
lea    0xec7(%rip),%rdi
call   1030 <puts@plt>
lea    0xecd(%rip),%rdi
call   1030 <puts@plt>
lea    0xed4(%rip),%rdi
call   1030 <puts@plt>
lea    0xee3(%rip),%rdi
call   1030 <puts@plt>
lea    0xef3(%rip),%rdi
call   1030 <puts@plt>
lea    0xfe7(%rip),%r14
lea    0xfc1(%rip),%r15
lea    0xf2d(%rip),%r12
lea    0xf0e(%rip),%r13
lea    0xee9(%rip),%rbx
lea    0xf5b(%rip),%rbp
lea    0xf39(%rip),%rdi
jmp    1208 <get_cpuconfig+0xe8>
lea    0xfca(%rip),%r14
lea    0xfad(%rip),%r15
lea    0xf87(%rip),%r12
lea    0xf52(%rip),%r13
lea    0xf2f(%rip),%rbx
lea    0xf0d(%rip),%rbp
lea    0xef8(%rip),%rdi
call   1030 <puts@plt>
mov    %rbp,%rdi
call   1030 <puts@plt>
mov    %rbx,%rdi
call   1030 <puts@plt>
mov    %r13,%rdi
call   1030 <puts@plt>
lea    0xf30(%rip),%rdi
call   1030 <puts@plt>
mov    %r12,%rdi
call   1030 <puts@plt>
mov    %r15,%rdi
call   1030 <puts@plt>
mov    %r14,%rdi
add    $0x8,%rsp
pop    %rbx
pop    %r12
pop    %r13
pop    %r14
pop    %r15
pop    %rbp
jmp    1030 <puts@plt>
add    $0x8,%rsp
pop    %rbx
pop    %r12
pop    %r13
pop    %r14
pop    %r15
pop    %rbp
ret

LLVM IR (-O0):
@.str = [15 x i8] c"#define ARMV8\0A\00"
@.str.1 = [28 x i8] c"#define L1_DATA_SIZE 32768\0A\00"
@.str.2 = [29 x i8] c"#define L1_DATA_LINESIZE 64\0A\00"
@.str.3 = [24 x i8] c"#define L2_SIZE 262144\0A\00"
@.str.4 = [24 x i8] c"#define L2_LINESIZE 64\0A\00"
@.str.5 = [32 x i8] c"#define DTB_DEFAULT_ENTRIES 64\0A\00"
@.str.6 = [23 x i8] c"#define DTB_SIZE 4096\0A\00"
@.str.7 = [26 x i8] c"#define L2_ASSOCIATIVE 4\0A\00"
@.str.8 = [19 x i8] c"#define CORTEXA57\0A\00"
@.str.9 = [18 x i8] c"#define HAVE_VFP\0A\00"
@.str.10 = [20 x i8] c"#define HAVE_VFPV3\0A\00"
@.str.11 = [19 x i8] c"#define HAVE_NEON\0A\00"
@.str.12 = [20 x i8] c"#define HAVE_VFPV4\0A\00"
@.str.13 = [28 x i8] c"#define L1_CODE_SIZE 49152\0A\00"
@.str.14 = [29 x i8] c"#define L1_CODE_LINESIZE 64\0A\00"
@.str.15 = [31 x i8] c"#define L1_CODE_ASSOCIATIVE 3\0A\00"
@.str.16 = [31 x i8] c"#define L1_DATA_ASSOCIATIVE 2\0A\00"
@.str.17 = [25 x i8] c"#define L2_SIZE 2097152\0A\00"
@.str.18 = [27 x i8] c"#define L2_ASSOCIATIVE 16\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 %30 [
i32 1, label %4
i32 2, label %13
]
4: ; preds = %0
%5 = call i32 @printf(i8* getelementptr inbounds ([15 x i8], [15 x i8]* @.str, i64 0, i64 0))
%6 = call i32 @printf(i8* getelementptr inbounds ([28 x i8], [28 x i8]* @.str.1, i64 0, i64 0))
%7 = call i32 @printf(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str.2, i64 0, i64 0))
%8 = call i32 @printf(i8* getelementptr inbounds ([24 x i8], [24 x i8]* @.str.3, i64 0, i64 0))
%9 = call i32 @printf(i8* getelementptr inbounds ([24 x i8], [24 x i8]* @.str.4, i64 0, i64 0))
%10 = call i32 @printf(i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.5, i64 0, i64 0))
%11 = call i32 @printf(i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str.6, i64 0, i64 0))
%12 = call i32 @printf(i8* getelementptr inbounds ([26 x i8], [26 x i8]* @.str.7, i64 0, i64 0))
br label %30
13: ; preds = %0
%14 = call i32 @printf(i8* getelementptr inbounds ([19 x i8], [19 x i8]* @.str.8, i64 0, i64 0))
%15 = call i32 @printf(i8* getelementptr inbounds ([18 x i8], [18 x i8]* @.str.9, i64 0, i64 0))
%16 = call i32 @printf(i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str.10, i64 0, i64 0))
%17 = call i32 @printf(i8* getelementptr inbounds ([19 x i8], [19 x i8]* @.str.11, i64 0, i64 0))
%18 = call i32 @printf(i8* getelementptr inbounds ([20 x i8], [20 x i8]* @.str.12, i64 0, i64 0))
%19 = call i32 @printf(i8* getelementptr inbounds ([28 x i8], [28 x i8]* @.str.13, i64 0, i64 0))
%20 = call i32 @printf(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str.14, i64 0, i64 0))
%21 = call i32 @printf(i8* getelementptr inbounds ([31 x i8], [31 x i8]* @.str.15, i64 0, i64 0))
%22 = call i32 @printf(i8* getelementptr inbounds ([28 x i8], [28 x i8]* @.str.1, i64 0, i64 0))
%23 = call i32 @printf(i8* getelementptr inbounds ([29 x i8], [29 x i8]* @.str.2, i64 0, i64 0))
%24 = call i32 @printf(i8* getelementptr inbounds ([31 x i8], [31 x i8]* @.str.16, i64 0, i64 0))
%25 = call i32 @printf(i8* getelementptr inbounds ([25 x i8], [25 x i8]* @.str.17, i64 0, i64 0))
%26 = call i32 @printf(i8* getelementptr inbounds ([24 x i8], [24 x i8]* @.str.4, i64 0, i64 0))
%27 = call i32 @printf(i8* getelementptr inbounds ([27 x i8], [27 x i8]* @.str.18, i64 0, i64 0))
%28 = call i32 @printf(i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.5, i64 0, i64 0))
%29 = call i32 @printf(i8* getelementptr inbounds ([23 x i8], [23 x i8]* @.str.6, i64 0, i64 0))
br label %30
30: ; preds = %0, %13, %4
ret void
}

LLVM IR (-O2):
@str = [18 x i8] c"#define CORTEXA57\00"
@str.19 = [17 x i8] c"#define HAVE_VFP\00"
@str.20 = [19 x i8] c"#define HAVE_VFPV3\00"
@str.21 = [18 x i8] c"#define HAVE_NEON\00"
@str.22 = [19 x i8] c"#define HAVE_VFPV4\00"
@str.23 = [27 x i8] c"#define L1_CODE_SIZE 49152\00"
@str.24 = [28 x i8] c"#define L1_CODE_LINESIZE 64\00"
@str.25 = [30 x i8] c"#define L1_CODE_ASSOCIATIVE 3\00"
@str.28 = [30 x i8] c"#define L1_DATA_ASSOCIATIVE 2\00"
@str.29 = [24 x i8] c"#define L2_SIZE 2097152\00"
@str.31 = [26 x i8] c"#define L2_ASSOCIATIVE 16\00"
@str.34 = [14 x i8] c"#define ARMV8\00"
@str.35 = [27 x i8] c"#define L1_DATA_SIZE 32768\00"
@str.36 = [28 x i8] c"#define L1_DATA_LINESIZE 64\00"
@str.37 = [23 x i8] c"#define L2_SIZE 262144\00"
@str.38 = [23 x i8] c"#define L2_LINESIZE 64\00"
@str.39 = [31 x i8] c"#define DTB_DEFAULT_ENTRIES 64\00"
@str.40 = [22 x i8] c"#define DTB_SIZE 4096\00"
@str.41 = [25 x i8] c"#define L2_ASSOCIATIVE 4\00"
define void @get_cpuconfig() {
%1 = tail call i32 (...) @detect()
switch i32 %1, label %28 [
i32 1, label %11
i32 2, label %2
]
2: ; preds = %0
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @str, i64 0, i64 0))
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([17 x i8], [17 x i8]* @str.19, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([19 x i8], [19 x i8]* @str.20, i64 0, i64 0))
%6 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([18 x i8], [18 x i8]* @str.21, i64 0, i64 0))
%7 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([19 x i8], [19 x i8]* @str.22, i64 0, i64 0))
%8 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([27 x i8], [27 x i8]* @str.23, i64 0, i64 0))
%9 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([28 x i8], [28 x i8]* @str.24, i64 0, i64 0))
%10 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([30 x i8], [30 x i8]* @str.25, i64 0, i64 0))
br label %11
11: ; preds = %0, %2
%12 = phi i8* [ getelementptr inbounds ([27 x i8], [27 x i8]* @str.35, i64 0, i64 0), %2 ], [ getelementptr inbounds ([14 x i8], [14 x i8]* @str.34, i64 0, i64 0), %0 ]
%13 = phi i8* [ getelementptr inbounds ([28 x i8], [28 x i8]* @str.36, i64 0, i64 0), %2 ], [ getelementptr inbounds ([27 x i8], [27 x i8]* @str.35, i64 0, i64 0), %0 ]
%14 = phi i8* [ getelementptr inbounds ([30 x i8], [30 x i8]* @str.28, i64 0, i64 0), %2 ], [ getelementptr inbounds ([28 x i8], [28 x i8]* @str.36, i64 0, i64 0), %0 ]
%15 = phi i8* [ getelementptr inbounds ([24 x i8], [24 x i8]* @str.29, i64 0, i64 0), %2 ], [ getelementptr inbounds ([23 x i8], [23 x i8]* @str.37, i64 0, i64 0), %0 ]
%16 = phi i8* [ getelementptr inbounds ([23 x i8], [23 x i8]* @str.38, i64 0, i64 0), %2 ], [ getelementptr inbounds ([23 x i8], [23 x i8]* @str.38, i64 0, i64 0), %0 ]
%17 = phi i8* [ getelementptr inbounds ([26 x i8], [26 x i8]* @str.31, i64 0, i64 0), %2 ], [ getelementptr inbounds ([31 x i8], [31 x i8]* @str.39, i64 0, i64 0), %0 ]
%18 = phi i8* [ getelementptr inbounds ([31 x i8], [31 x i8]* @str.39, i64 0, i64 0), %2 ], [ getelementptr inbounds ([22 x i8], [22 x i8]* @str.40, i64 0, i64 0), %0 ]
%19 = phi i8* [ getelementptr inbounds ([22 x i8], [22 x i8]* @str.40, i64 0, i64 0), %2 ], [ getelementptr inbounds ([25 x i8], [25 x i8]* @str.41, i64 0, i64 0), %0 ]
%20 = tail call i32 @puts(i8* dereferenceable(1) %12)
%21 = tail call i32 @puts(i8* dereferenceable(1) %13)
%22 = tail call i32 @puts(i8* dereferenceable(1) %14)
%23 = tail call i32 @puts(i8* dereferenceable(1) %15)
%24 = tail call i32 @puts(i8* dereferenceable(1) %16)
%25 = tail call i32 @puts(i8* dereferenceable(1) %17)
%26 = tail call i32 @puts(i8* dereferenceable(1) %18)
%27 = tail call i32 @puts(i8* dereferenceable(1) %19)
br label %28
28: ; preds = %11, %0
ret void
}