deps/etcpak: Fixed compilation without AVX2

- SSE4 code was relying on an AVX2 intrinsic
ecere · Dec 9, 2023 · 01e5a72 · 01e5a72
1 parent 15367c5
commit 01e5a72
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/deps/etcpak/QuickETC2Pak.c b/deps/etcpak/QuickETC2Pak.c
@@ -5226,7 +5226,7 @@ static etcpak_force_inline uint64_t ProcessAlpha_SSE( __m128i px0, __m128i px1,
     __m128i m5 = _mm_or_si128( m2, m3 );
     __m128i a = _mm_or_si128( m4, m5 );
 
-    __m128i solidCmp = _mm_broadcastb_epi8( a );
+    __m128i solidCmp = _mm_shuffle_epi8( a, _mm_setzero_si128() );
     __m128i cmpRes = _mm_cmpeq_epi8( a, solidCmp );
     if( _mm_testc_si128( cmpRes, _mm_set1_epi32( -1 ) ) )
     {