From: Konstantinos Margaritis <konstantinos@vectorcamp.gr>
Date: Wed, 20 Dec 2023 06:25:30 +0000 (+0200)
Subject: add fallback pdep64 for x86 if no HAVE_BMI2
X-Git-Tag: vectorscan/5.4.12^2~82^2~6
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1b915cfb938a7a86d3bb26244fd20abf2031c4df;p=thirdparty%2Fvectorscan.git

add fallback pdep64 for x86 if no HAVE_BMI2
---

diff --git a/src/util/arch/x86/bitutils.h b/src/util/arch/x86/bitutils.h
index 4141119a..485b6512 100644
--- a/src/util/arch/x86/bitutils.h
+++ b/src/util/arch/x86/bitutils.h
@@ -285,6 +285,11 @@ static really_inline
 u64a pdep64_impl(u64a x, u64a mask) {
     return _pdep_u64(x, mask);
 }
+#else
+static really_inline
+u64a pdep64_impl(u64a x, u64a mask) {
+    return pdep64_impl_c(x, mask);
+}
 #endif
 
 /* compilers don't reliably synthesize the 32-bit ANDN instruction here,