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From: =?utf-8?b?T25kxZllaiBTdXLDvQ==?= <ondrej@sury.org>
Date: Sat, 2 Dec 2023 22:09:36 +0100
Subject: Disable avx detection with gcc < 6
---
Zend/zend_cpuinfo.h | 17 +++++++++++++----
1 file changed, 13 insertions(+), 4 deletions(-)
diff --git a/Zend/zend_cpuinfo.h b/Zend/zend_cpuinfo.h
index 7e53ba6..7e4a076 100644
--- a/Zend/zend_cpuinfo.h
+++ b/Zend/zend_cpuinfo.h
@@ -215,9 +215,14 @@ static inline int zend_cpu_supports_avx512(void) {
#ifdef PHP_HAVE_BUILTIN_CPU_INIT
__builtin_cpu_init();
#endif
- return __builtin_cpu_supports("avx512f") && __builtin_cpu_supports("avx512dq")
- && __builtin_cpu_supports("avx512cd") && __builtin_cpu_supports("avx512bw")
- && __builtin_cpu_supports("avx512vl");
+ return __builtin_cpu_supports("avx512f")
+#if (__GNUC__ > 5)
+ && __builtin_cpu_supports("avx512dq")
+ && __builtin_cpu_supports("avx512cd")
+ && __builtin_cpu_supports("avx512bw")
+ && __builtin_cpu_supports("avx512vl")
+#endif
+ ;
}
#endif
@@ -227,7 +232,11 @@ static inline int zend_cpu_supports_avx512_vbmi(void) {
#ifdef PHP_HAVE_BUILTIN_CPU_INIT
__builtin_cpu_init();
#endif
- return zend_cpu_supports_avx512() && __builtin_cpu_supports("avx512vbmi");
+ return zend_cpu_supports_avx512()
+#if (__GNUC__ > 5)
+ && __builtin_cpu_supports("avx512vbmi")
+#endif
+ ;
}
#endif
|
