From a0d9e4b9414cfa481b1e5cddc18cb9cc32b0fb93 Mon Sep 17 00:00:00 2001
From: Luke Kenneth Casson Leighton <lkcl@lkcl.net>
Date: Thu, 11 Oct 2018 07:34:13 +0100
Subject: [PATCH] add more experimenting on operators

---
 operators/operators.cc     |  6 ++++++
 operators/operators.h      | 16 ++++++++++++++++
 operators/operators_test.h |  1 -
 3 files changed, 22 insertions(+), 1 deletion(-)

diff --git a/operators/operators.cc b/operators/operators.cc
index 79f74a5..cb687d8 100644
--- a/operators/operators.cc
+++ b/operators/operators.cc
@@ -1 +1,7 @@
 #include "operators.h"
+
+reg reg::operator+(reg const& s2)
+{
+    return 0; //reg(opc, elwidth, v + opc->cvt(s2.v));
+}
+
diff --git a/operators/operators.h b/operators/operators.h
index b9abb3e..219bbe2 100644
--- a/operators/operators.h
+++ b/operators/operators.h
@@ -8,6 +8,20 @@ uint64_t u64_u16_cvt(reg_t r) { return (uint64_t)(uint16_t)r; }
 
 uint64_t (sext32)(reg_t r) { return sext32(r); }
 
+class opcvt;
+
+class reg
+{
+public:
+    opcvt *opc;
+    uint8_t elwidth;
+    uint64_t v;
+    reg(opcvt *o) : opc(o), elwidth(0), v(0) {}
+    reg(opcvt *o, uint8_t elw, uint64_t _v) : opc(o), elwidth(elw), v(_v) {}
+
+    reg operator+ (reg const& s2);
+};
+
 class opcvt
 {
 public:
@@ -22,4 +36,6 @@ public:
 
     //R operator+ (op2 &s2) { return typecvt(s1 + typecvt(s2)); }
     //operator R() { return typecvt(s1); }
+
+    //void WRITE_RD(reg_t);
 };
diff --git a/operators/operators_test.h b/operators/operators_test.h
index e9a8d31..e69de29 100644
--- a/operators/operators_test.h
+++ b/operators/operators_test.h
@@ -1 +0,0 @@
-#define require_rv64
-- 
2.30.2