1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
|
$NetBSD: patch-mozglue_build_arm.cpp,v 1.1 2015/10/25 15:59:37 jmcneill Exp $
--- mozglue/build/arm.cpp.orig 2015-09-29 21:45:02.000000000 +0000
+++ mozglue/build/arm.cpp
@@ -102,10 +102,13 @@ check_neon(void)
}
# endif // !MOZILLA_PRESUME_NEON
-# elif defined(__linux__) || defined(ANDROID)
+# elif defined(__linux__) || defined(ANDROID) || defined(__NetBSD__)
# include <stdio.h>
# include <stdlib.h>
# include <string.h>
+# if defined(__NetBSD__)
+# include <sys/sysctl.h>
+# endif
enum{
MOZILLA_HAS_EDSP_FLAG=1,
@@ -114,6 +117,29 @@ enum{
MOZILLA_HAS_NEON_FLAG=8
};
+# if defined(__NetBSD__)
+static unsigned
+get_arm_cpu_flags(void)
+{
+ unsigned flags = 0;
+ size_t len;
+ int flag;
+
+ len = sizeof(flag);
+ if (sysctlbyname("machdep.simdex_present", &flag, &len, NULL, 0) == 0 && flag) {
+ flags |= MOZILLA_HAS_ARMV6_FLAG;
+ flags |= MOZILLA_HAS_EDSP_FLAG;
+ }
+
+ len = sizeof(flag);
+ if (sysctlbyname("machdep.neon_present", &flag, &len, NULL, 0) == 0 && flag) {
+ flags |= MOZILLA_HAS_ARMV7_FLAG;
+ flags |= MOZILLA_HAS_NEON_FLAG;
+ }
+
+ return flags;
+}
+# else
static unsigned
get_arm_cpu_flags(void)
{
@@ -178,6 +204,7 @@ get_arm_cpu_flags(void)
}
return flags;
}
+# endif
// Cache a local copy so we only have to read /proc/cpuinfo once.
static unsigned arm_cpu_flags = get_arm_cpu_flags();
|
