From 0041cc424b5711559302bd77a534922a9dbca8ae Mon Sep 17 00:00:00 2001
From: bd <bdunahu@operationnull.com>
Date: Wed, 16 Apr 2025 15:06:04 -0400
Subject: Use signed integers for cache eviction

---
 src/cache.cc | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

(limited to 'src')

diff --git a/src/cache.cc b/src/cache.cc
index 7092bc5..a2d4525 100644
--- a/src/cache.cc
+++ b/src/cache.cc
@@ -76,7 +76,7 @@ Cache::process(void *id, int address, std::function<void(int index, int offset)>
 int
 Cache::priming_address(int address)
 {
-	unsigned int tag, index, offset;
+	int tag, index, offset;
 	int r1, r2;
 	std::array<signed int, LINE_SIZE> *evict;
 	std::array<int, 3> *meta;
@@ -109,8 +109,8 @@ Cache::priming_address(int address)
 	return r1;
 }
 
-unsigned int
-Cache::is_address_missing(unsigned int index, unsigned int tag)
+int
+Cache::is_address_missing(int index, int tag)
 {
 	int i;
 
@@ -120,14 +120,14 @@ Cache::is_address_missing(unsigned int index, unsigned int tag)
 	return -1;
 }
 
-unsigned int
-Cache::get_true_index(unsigned int index)
+int
+Cache::get_true_index(int index)
 {
 	return index * (1 << this->ways);
 }
 
-unsigned int
-Cache::get_replacement_index(unsigned int index)
+int
+Cache::get_replacement_index(int index)
 {
 	return index + (rand() % (1 << this->ways));
 }
-- 
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