Fix for initial register allocation

cpp-tutor · cpp-tutor · commit 18933c7f7884 · 2023-07-01T10:14:22.000+01:00
diff --git a/Node.d b/Node.d
@@ -152,6 +152,7 @@ class Let : Node {
         left = e;
     }
     override void codegen() {
+        Expr.clearRegs();
         left.codegen();
         writeln("\tadrl\tr0, .", symtab.getId(ident));
         writeln("\tvstr.f64\td", (cast(Expr)left).result, ", [r0]");

Original file line number	Diff line number	Diff line change
`@@ -152,6 +152,7 @@ class Let : Node {`
`152`	`152`	`left = e;`
`153`	`153`	`}`
`154`	`154`	`override void codegen() {`
	`155`	`+ Expr.clearRegs();`
`155`	`156`	`left.codegen();`
`156`	`157`	`writeln("\tadrl\tr0, .", symtab.getId(ident));`
`157`	`158`	`writeln("\tvstr.f64\td", (cast(Expr)left).result, ", [r0]");`