From 12d237a656d1fd3bbc66a3db9f501c43dd0b70a5 Mon Sep 17 00:00:00 2001
From: Thomas Weber <weber_t@mailbox.org>
Date: Fri, 28 Aug 2020 20:53:29 -0500
Subject: [PATCH] js: Use native >, <, === when possible

---
 src/compiler/jsgen.js | 30 ++++++++++++++++++++++++------
 1 file changed, 24 insertions(+), 6 deletions(-)

diff --git a/src/compiler/jsgen.js b/src/compiler/jsgen.js
index b9d8637c..cb3061f3 100644
--- a/src/compiler/jsgen.js
+++ b/src/compiler/jsgen.js
@@ -251,20 +251,38 @@ class ScriptCompiler {
             return new TypedInput(`(Math.round(Math.cos((Math.PI * ${this.descendInput(node.value).asNumber()}) / 180) * 1e10) / 1e10)`, TYPE_NUMBER);
         case 'op.divide':
             return new TypedInput(`(${this.descendInput(node.left).asNumber()} / ${this.descendInput(node.right).asNumber()})`, TYPE_NUMBER_NAN);
-        case 'op.equals':
-            return new TypedInput(`compareEqual(${this.descendInput(node.left).asUnknown()}, ${this.descendInput(node.right).asUnknown()})`, TYPE_BOOLEAN);
+        case 'op.equals': {
+            const left = this.descendInput(node.left);
+            const right = this.descendInput(node.right);
+            if (left.isAlwaysNumber() && right.isAlwaysNumber()) {
+                return new TypedInput(`(${left.asNumber()} === ${right.asNumber()})`, TYPE_BOOLEAN);
+            }
+            return new TypedInput(`compareEqual(${left.asUnknown()}, ${right.asUnknown()})`, TYPE_BOOLEAN);
+        }
         case 'op.e^':
             return new TypedInput(`Math.exp(${this.descendInput(node.value).asNumber()})`, TYPE_NUMBER);
         case 'op.floor':
             return new TypedInput(`Math.floor(${this.descendInput(node.value).asNumber()})`, TYPE_NUMBER);
-        case 'op.greater':
-            return new TypedInput(`compareGreaterThan(${this.descendInput(node.left).asUnknown()}, ${this.descendInput(node.right).asUnknown()})`, TYPE_BOOLEAN);
+        case 'op.greater': {
+            const left = this.descendInput(node.left);
+            const right = this.descendInput(node.right);
+            if (left.isAlwaysNumber() && right.isAlwaysNumber()) {
+                return new TypedInput(`(${left.asNumber()} > ${right.asNumber()})`, TYPE_BOOLEAN);
+            }
+            return new TypedInput(`compareGreaterThan(${left.asUnknown()}, ${right.asUnknown()})`, TYPE_BOOLEAN);
+        }
         case 'op.join':
             return new TypedInput(`(${this.descendInput(node.left).asString()} + ${this.descendInput(node.right).asString()})`, TYPE_STRING);
         case 'op.length':
             return new TypedInput(`${this.descendInput(node.string).asString()}.length`, TYPE_NUMBER);
-        case 'op.less':
-            return new TypedInput(`compareLessThan(${this.descendInput(node.left).asUnknown()}, ${this.descendInput(node.right).asUnknown()})`, TYPE_BOOLEAN);
+        case 'op.less': {
+            const left = this.descendInput(node.left);
+            const right = this.descendInput(node.right);
+            if (left.isAlwaysNumber() && right.isAlwaysNumber()) {
+                return new TypedInput(`(${left.asNumber()} < ${right.asNumber()})`, TYPE_BOOLEAN);
+            }
+            return new TypedInput(`compareLessThan(${left.asUnknown()}, ${right.asUnknown()})`, TYPE_BOOLEAN);
+        }
         case 'op.letterOf':
             return new TypedInput(`((${this.descendInput(node.string).asString()})[(${this.descendInput(node.letter).asNumber()} | 0) - 1] || "")`, TYPE_STRING);
         case 'op.ln':