From c571bcb025009f9c662e8d631fa49dbfed560287 Mon Sep 17 00:00:00 2001
From: Yong He <yonghe@outlook.com>
Date: Fri, 28 Apr 2023 23:28:23 -0700
Subject: SSA Register Allocation improvements. (#2857)

* SSA Register Allocation improvements.

* Fix.

* Rename `Use`->`UseOrPseudoUse`.

---------

Co-authored-by: Yong He <yhe@nvidia.com>
---
 source/slang/slang-ir-check-differentiability.cpp | 15 ---------------
 1 file changed, 15 deletions(-)

(limited to 'source/slang/slang-ir-check-differentiability.cpp')

diff --git a/source/slang/slang-ir-check-differentiability.cpp b/source/slang/slang-ir-check-differentiability.cpp
index 1d6d2d039..d81a33719 100644
--- a/source/slang/slang-ir-check-differentiability.cpp
+++ b/source/slang/slang-ir-check-differentiability.cpp
@@ -134,21 +134,6 @@ public:
         return false;
     }
 
-    int getParamIndexInBlock(IRParam* paramInst)
-    {
-        auto block = as<IRBlock>(paramInst->getParent());
-        if (!block)
-            return -1;
-        int paramIndex = 0;
-        for (auto param : block->getParams())
-        {
-            if (param == paramInst)
-                return paramIndex;
-            paramIndex++;
-        }
-        return -1;
-    }
-
     bool isInstInFunc(IRInst* inst, IRInst* func)
     {
         while (inst)
-- 
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