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lang/v8: Fix build on aarch64

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Approved by:	portmgr (tier-2 blanket)
This commit is contained in:
Mikael Urankar 2020-12-23 16:11:00 +00:00
parent 69d36a91ee
commit fa2f8a2d1f
Notes: svn2git 2021-03-31 03:12:20 +00:00 
svn path=/head/; revision=559002
2 changed files with 59 additions and 0 deletions
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11
lang/v8/files/patch-third__party_zlib_BUILD.gn Normal file
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@ -0,0 +1,11 @@
--- third_party/zlib/BUILD.gn.orig 2020-11-16 14:31:04 UTC
+++ third_party/zlib/BUILD.gn
@@ -108,6 +108,8 @@ if (use_arm_neon_optimizations) {
defines = [ "CRC32_ARMV8_CRC32" ]
if (is_android) {
defines += [ "ARMV8_OS_ANDROID" ]
+ } else if (is_bsd) {
+ defines += [ "ARMV8_OS_FREEBSD" ]
} else if (is_linux || is_chromeos) {
defines += [ "ARMV8_OS_LINUX" ]
} else if (is_mac) {

48
lang/v8/files/patch-third__party_zlib_cpu__features.c Normal file
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@ -0,0 +1,48 @@
--- third_party/zlib/cpu_features.c.orig 2020-11-16 14:31:04 UTC
+++ third_party/zlib/cpu_features.c
@@ -31,11 +31,20 @@ int ZLIB_INTERNAL x86_cpu_enable_simd = 0;
#ifndef CPU_NO_SIMD
-#if defined(ARMV8_OS_ANDROID) || defined(ARMV8_OS_LINUX) || defined(ARMV8_OS_FUCHSIA)
+#if defined(ARMV8_OS_ANDROID) || defined(ARMV8_OS_LINUX) || defined(ARMV8_OS_FUCHSIA) || defined(ARMV8_OS_FREEBSD)
#include <pthread.h>
#endif
-#if defined(ARMV8_OS_ANDROID)
+#if defined(ARMV8_OS_FREEBSD)
+#include <machine/armreg.h>
+#include <sys/types.h>
+#ifndef ID_AA64ISAR0_AES_VAL
+#define ID_AA64ISAR0_AES_VAL ID_AA64ISAR0_AES
+#endif
+#ifndef ID_AA64ISAR0_CRC32_VAL
+#define ID_AA64ISAR0_CRC32_VAL ID_AA64ISAR0_CRC32
+#endif
+#elif defined(ARMV8_OS_ANDROID)
#include <cpu-features.h>
#elif defined(ARMV8_OS_LINUX)
#include <asm/hwcap.h>
@@ -56,7 +65,7 @@ int ZLIB_INTERNAL x86_cpu_enable_simd = 0;
static void _cpu_check_features(void);
#endif
-#if defined(ARMV8_OS_ANDROID) || defined(ARMV8_OS_LINUX) || defined(ARMV8_OS_MACOS) || defined(ARMV8_OS_FUCHSIA) || defined(X86_NOT_WINDOWS)
+#if defined(ARMV8_OS_ANDROID) || defined(ARMV8_OS_LINUX) || defined(ARMV8_OS_MACOS) || defined(ARMV8_OS_FUCHSIA) || defined(X86_NOT_WINDOWS) || defined(ARMV8_OS_FREEBSD)
#if !defined(ARMV8_OS_MACOS)
// _cpu_check_features() doesn't need to do anything on mac/arm since all
// features are known at build time, so don't call it.
@@ -123,6 +132,13 @@ static void _cpu_check_features(void)
#elif defined(ARMV8_OS_WINDOWS)
arm_cpu_enable_crc32 = IsProcessorFeaturePresent(PF_ARM_V8_CRC32_INSTRUCTIONS_AVAILABLE);
arm_cpu_enable_pmull = IsProcessorFeaturePresent(PF_ARM_V8_CRYPTO_INSTRUCTIONS_AVAILABLE);
+#elif defined(ARMV8_OS_FREEBSD)
+ uint64_t id_aa64isar0;
+ id_aa64isar0 = READ_SPECIALREG(id_aa64isar0_el1);
+ if (ID_AA64ISAR0_AES_VAL(id_aa64isar0) == ID_AA64ISAR0_AES_PMULL)
+ arm_cpu_enable_pmull = 1;
+ if (ID_AA64ISAR0_CRC32_VAL(id_aa64isar0) == ID_AA64ISAR0_CRC32_BASE)
+ arm_cpu_enable_crc32 = 1;
#endif
}
#endif