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-rw-r--r--src/utils/utils.cc7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/utils/utils.cc b/src/utils/utils.cc
index 5de8e89..f95d88f 100644
--- a/src/utils/utils.cc
+++ b/src/utils/utils.cc
@@ -28,3 +28,10 @@ const std::string string_format(const char *const zcFormat, ...)
va_end(vaArgs);
return std::string(zc.data(), iLen);
}
+
+int wrap_address(int address) {
+ if (address < 0){
+ return ((address % MEM_SIZE) + MEM_SIZE) % MEM_SIZE;
+ }
+ return address % MEM_SIZE;
+}