From 04b38e897d49d46a8861803582835f4753b12c96 Mon Sep 17 00:00:00 2001
From: Dnomd343 <i@343.re>
Date: Thu, 12 Jan 2023 00:19:32 +0800
Subject: [PATCH] perf: bfs root aka `cache[0]` static

---
 src/core/bfs.h   | 6 ++----
 src/core/core.cc | 4 ++++
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/core/bfs.h b/src/core/bfs.h
index fa09c6f..528e4b5 100644
--- a/src/core/bfs.h
+++ b/src/core/bfs.h
@@ -3,10 +3,8 @@
 #define BFS_INIT \
 int next_addr; \
 cache_size = 1; \
-int current = 0;  \
-cache[0].filter = 0; \
-cache[0].addr = addr; \
-cache[0].code = code;
+int current = 0; \
+cache[0].addr = addr;
 
 #define BFS_LOAD \
 code = cache[current].code; \
diff --git a/src/core/core.cc b/src/core/core.cc
index cc7bf6e..8e7c8bc 100644
--- a/src/core/core.cc
+++ b/src/core/core.cc
@@ -138,7 +138,11 @@ void Core::next_step(uint64_t raw_code, uint64_t mask) { // search next step cas
 
     auto range = raw_code | mask;
 
+    cache[0].filter = 0;
+    cache[0].code = raw_code;
+
     for (int addr = 0; range; addr += 3, range >>= 3) { // traverse every 3-bits
+//        cache[0].addr = addr;
         switch (range & 0b111) { // match low 3-bits
             case B_1x1:
                 move_1x1(raw_code, addr); // try to move 1x1 block