From d51f80a5bd21c4dd6cac8d623e96d1093dc1deff Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Sun, 17 Dec 2023 12:57:53 +0000
Subject: Remove GC perm roots

---
 .../shedlang/compiler/patio/PatioCodeGenGc.java    | 26 ----------------------
 1 file changed, 26 deletions(-)

(limited to 'src/main/java')

diff --git a/src/main/java/org/shedlang/compiler/patio/PatioCodeGenGc.java b/src/main/java/org/shedlang/compiler/patio/PatioCodeGenGc.java
index 4c9f6316..525ab89a 100644
--- a/src/main/java/org/shedlang/compiler/patio/PatioCodeGenGc.java
+++ b/src/main/java/org/shedlang/compiler/patio/PatioCodeGenGc.java
@@ -55,8 +55,6 @@ public class PatioCodeGenGc {
 
     // == Roots ==
 
-    // == Root stack ==
-
     public static final PatioType GC_ROOT_STACK_INDEX_TYPE = PatioTypes.INT;
 
     private static final PatioFunctionDeclaration GET_GC_ROOT_STACK_INDEX = new PatioFunctionDeclaration(
@@ -125,30 +123,6 @@ public class PatioCodeGenGc {
             ));
     }
 
-    // == Perm roots ==
-
-    private static final PatioFunctionDeclaration ADD_PERM_GC_ROOT = new PatioFunctionDeclaration(
-        "shed__runtime__gc_add_perm_root",
-        List.of(PatioLocal.param("gc_root", PatioCodeGenTypes.VALUE_TYPE)),
-        PatioTypes.VOID,
-        Sources.RUNTIME
-    );
-
-    public static PatioCodeGenContext addPermGcRoot(
-        PatioOperand gcRoot,
-        Source source,
-        PatioCodeGenContext context
-    ) {
-        return context
-            .ensureCompilationUnitElement(ADD_PERM_GC_ROOT)
-            .addInstruction(new PatioCall(
-                Optional.empty(),
-                ADD_PERM_GC_ROOT.name(),
-                List.of(gcRoot),
-                source
-            ));
-    }
-
     // == Allocation ==
 
     public static PatioCodeGenContext alloc(
-- 
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