From 50ad74558566af897db6d7a999101e40ee544108 Mon Sep 17 00:00:00 2001
From: Lioncash <mathew1800@gmail.com>
Date: Sat, 5 Oct 2019 08:37:39 -0400
Subject: video_core/expr: Supply operator!= along with operator==

Provides logical symmetry to the interface.
---
 src/video_core/shader/expr.cpp | 14 +++++++++++++-
 src/video_core/shader/expr.h   | 19 +++++++++++++++++++
 2 files changed, 32 insertions(+), 1 deletion(-)

(limited to 'src/video_core/shader')

diff --git a/src/video_core/shader/expr.cpp b/src/video_core/shader/expr.cpp
index 39df7a927..2647865d4 100644
--- a/src/video_core/shader/expr.cpp
+++ b/src/video_core/shader/expr.cpp
@@ -22,12 +22,24 @@ bool ExprAnd::operator==(const ExprAnd& b) const {
     return (*operand1 == *b.operand1) && (*operand2 == *b.operand2);
 }
 
+bool ExprAnd::operator!=(const ExprAnd& b) const {
+    return !operator==(b);
+}
+
 bool ExprOr::operator==(const ExprOr& b) const {
     return (*operand1 == *b.operand1) && (*operand2 == *b.operand2);
 }
 
+bool ExprOr::operator!=(const ExprOr& b) const {
+    return !operator==(b);
+}
+
 bool ExprNot::operator==(const ExprNot& b) const {
-    return (*operand1 == *b.operand1);
+    return *operand1 == *b.operand1;
+}
+
+bool ExprNot::operator!=(const ExprNot& b) const {
+    return !operator==(b);
 }
 
 Expr MakeExprNot(Expr first) {
diff --git a/src/video_core/shader/expr.h b/src/video_core/shader/expr.h
index 1f1638520..45695c0ed 100644
--- a/src/video_core/shader/expr.h
+++ b/src/video_core/shader/expr.h
@@ -31,6 +31,7 @@ public:
     explicit ExprAnd(Expr a, Expr b) : operand1{std::move(a)}, operand2{std::move(b)} {}
 
     bool operator==(const ExprAnd& b) const;
+    bool operator!=(const ExprAnd& b) const;
 
     Expr operand1;
     Expr operand2;
@@ -41,6 +42,7 @@ public:
     explicit ExprOr(Expr a, Expr b) : operand1{std::move(a)}, operand2{std::move(b)} {}
 
     bool operator==(const ExprOr& b) const;
+    bool operator!=(const ExprOr& b) const;
 
     Expr operand1;
     Expr operand2;
@@ -51,6 +53,7 @@ public:
     explicit ExprNot(Expr a) : operand1{std::move(a)} {}
 
     bool operator==(const ExprNot& b) const;
+    bool operator!=(const ExprNot& b) const;
 
     Expr operand1;
 };
@@ -63,6 +66,10 @@ public:
         return var_index == b.var_index;
     }
 
+    bool operator!=(const ExprVar& b) const {
+        return !operator==(b);
+    }
+
     u32 var_index;
 };
 
@@ -74,6 +81,10 @@ public:
         return predicate == b.predicate;
     }
 
+    bool operator!=(const ExprPredicate& b) const {
+        return !operator==(b);
+    }
+
     u32 predicate;
 };
 
@@ -85,6 +96,10 @@ public:
         return cc == b.cc;
     }
 
+    bool operator!=(const ExprCondCode& b) const {
+        return !operator==(b);
+    }
+
     ConditionCode cc;
 };
 
@@ -96,6 +111,10 @@ public:
         return value == b.value;
     }
 
+    bool operator!=(const ExprBoolean& b) const {
+        return !operator==(b);
+    }
+
     bool value;
 };
 
-- 
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