From 7ff76870242b6906b6f3caf22da3c094822ed140 Mon Sep 17 00:00:00 2001
From: Sebastiano Tronto <sebastiano@tronto.net>
Date: Fri, 1 Aug 2025 23:32:19 +0200
Subject: Move is_eo_even to more appropriate module

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

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

diff --git a/src/arch/portable.h b/src/arch/portable.h
index 26001ee..d673f15 100644
--- a/src/arch/portable.h
+++ b/src/arch/portable.h
@@ -356,3 +356,14 @@ invcoord_epe(uint64_t i)
         return STATIC_CUBE(0, 1, 2, 3, 4, 5, 6, 7,
             0, 1, 2, 3, 4, 5, 6, 7, e[0]+8, e[1]+8, e[2]+8, e[3]+8);
 }
+
+STATIC_INLINE bool
+is_eo_even(cube_t cube)
+{
+	uint8_t i, count;
+
+	for (i = 0, count = 0; i < 12; i++)
+		count += (cube.edge[i] & EOBIT) >> EOSHIFT;
+
+	return count % 2 == 0;
+}
-- 
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