32 lines
1.1 KiB
Diff
32 lines
1.1 KiB
Diff
From ca3b8191510c1006d031d02c50edcf6b4f6a6e8f Mon Sep 17 00:00:00 2001
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From: R4SAS <r4sas@i2pmail.org>
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Date: Thu, 10 Dec 2020 18:32:41 +0300
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Subject: [PATCH] [avx] check ig c++ target supports AVX
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Signed-off-by: R4SAS <r4sas@i2pmail.org>
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---
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libi2pd/Crypto.cpp | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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--- a/libi2pd/Crypto.cpp
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+++ b/libi2pd/Crypto.cpp
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@@ -638,7 +638,7 @@ namespace crypto
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{
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uint64_t buf[256];
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uint64_t hash[12]; // 96 bytes
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-#if defined(__x86_64__) || defined(__i386__)
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+#if (defined(__x86_64__) || defined(__i386__)) && defined(__AVX__) // not all X86 targets supports AVX (like old Pentium, see #1600)
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if(i2p::cpu::avx)
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{
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__asm__
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--- a/libi2pd/Identity.cpp
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+++ b/libi2pd/Identity.cpp
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@@ -828,7 +828,7 @@ namespace data
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XORMetric operator^(const IdentHash& key1, const IdentHash& key2)
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{
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XORMetric m;
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-#if defined(__x86_64__) || defined(__i386__)
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+#if (defined(__x86_64__) || defined(__i386__)) && defined(__AVX__) // not all X86 targets supports AVX (like old Pentium, see #1600)
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if(i2p::cpu::avx)
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{
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__asm__
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