From 276d79b1fa139756477e4acdb6b5fac51f2acb90 Mon Sep 17 00:00:00 2001
From: Fabrice <fabrice@schaub-dev.xyz>
Date: Mon, 23 Mar 2026 08:12:21 +0100
Subject: adding sse2 path

---
 cheesemap.h | 21 +++++++++------------
 1 file changed, 9 insertions(+), 12 deletions(-)

(limited to 'cheesemap.h')

diff --git a/cheesemap.h b/cheesemap.h
index 7cdb2de..5d87a6c 100644
--- a/cheesemap.h
+++ b/cheesemap.h
@@ -13,14 +13,20 @@ extern "C" {
 #include <stdbool.h>
 #include <stdint.h>
 
-#include CM_OPT_ASSERT_PATH
-#ifndef assert
-#error "assert is not defined"
+#ifdef CM_SSE2
+#include <emmintrin.h>
+
+typedef __m128i group_t;
+typedef uint16_t bitmask_t;
+#define CM_GROUP_SIZE 16
+#define CM_NO_FALLBACK
 #endif
 
+#ifndef CM_NO_FALLBACK
 typedef uintptr_t group_t;
 typedef group_t bitmask_t;
 #define CM_GROUP_SIZE __SIZEOF_POINTER__
+#endif
 
 ////////////////////////////////
 // cheesemap callback functions
@@ -63,15 +69,6 @@ enum {
 
 };
 
-static inline uintptr_t cm_h1(cm_hash_t hash) {
-  return (uintptr_t)(hash >> CM_FP_SIZE);
-}
-
-static inline uint8_t cm_h2(cm_hash_t hash) {
-  uintptr_t top = hash >> (sizeof(cm_hash_t) * CHAR_BIT - CM_FP_SIZE);
-  return (uint8_t)(top & CM_H2_MASK);
-}
-
 extern const uint8_t CM_CTRL_STATIC_EMPTY[CM_GROUP_SIZE];
 
 struct cheesemap_raw {
-- 
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