From de04d37e8520079f5bba3b1a87d42313297543db Mon Sep 17 00:00:00 2001
From: Sebastiano Tronto <sebastiano@tronto.net>
Date: Fri, 19 Dec 2025 07:32:09 +0100
Subject: Add coordinate solvers for corners

---
 src/arch/avx2.h | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

(limited to 'src/arch/avx2.h')

diff --git a/src/arch/avx2.h b/src/arch/avx2.h
index 5a62213..b80b0fb 100644
--- a/src/arch/avx2.h
+++ b/src/arch/avx2.h
@@ -160,6 +160,16 @@ coord_co(cube_t c)
 	return ret;
 }
 
+STATIC_INLINE void
+copy_co(cube_t cube[static 1], cube_t co)
+{
+	cube_t coclean;
+
+	coclean = _mm256_and_si256(co, CO2_AVX2);
+	*cube = _mm256_andnot_si256(CO2_AVX2, *cube);
+	*cube = _mm256_or_si256(*cube, coclean);
+}
+
 STATIC_INLINE cube_t
 invcoord_co(uint64_t coord)
 {
@@ -174,7 +184,7 @@ invcoord_co(uint64_t coord)
 
 	cc = _mm256_loadu_si256((__m256i *)mem);
 	cube = SOLVED_CUBE;
-	copy_corners(&cube, cc);
+	copy_co(&cube, cc);
 
 	return cube;
 }
-- 
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