From b808aa4df50d46eaa569561f7e464c55c1c2d72a Mon Sep 17 00:00:00 2001
From: venkataram-nv <vedavamadath@nvidia.com>
Date: Wed, 18 Sep 2024 20:42:07 -0700
Subject: Report AD checkpoint contexts (#5058)

* Transferring source locations when creating phi instructions

* Tracking for simple variables

* Deriving source locations for loop counters

* Printing checkpoint structure breakdown

* More readable output format

* Special behavior for loop counters

* Writing report to file

* Add slangc option to enable checkpoint reports

* Display types of checkpointed fields

* Message in case there are no checkpointing contexts

* Catch source locations for function calls

* Source cleanup

* Fix compilation warnings

* Remove stray dump()

* Provide the report through diagnostic notes

* Add missing path for sourceLoc during unzip pass

* Add tests for reporting intermediates

* Include more transfer cases for source locations

* Fix ordering in address elimination

* Fill in more holes with source location transfer

* Remove debugging line

* Reverting changes to diagnostic sink

* Simplify address elimination using source location RAII contexts

* Eliminating manual source loc transfers in forward transcription

* Fix local var adaptation to use RAII location setter

* Simplify primal hoisting logic for source location transfer

* Simplify unzipping with RAII location scopes

* Simplify transpose logic

* Cleaning up for rev.cpp

* Reverting spacing changes

* Fix mistake with source loc RAII instantiation

* Fix formatting issues
---
 source/slang/slang-ir-clone.cpp | 1 +
 1 file changed, 1 insertion(+)

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

diff --git a/source/slang/slang-ir-clone.cpp b/source/slang/slang-ir-clone.cpp
index e2297bcb2..a8b9b548e 100644
--- a/source/slang/slang-ir-clone.cpp
+++ b/source/slang/slang-ir-clone.cpp
@@ -220,6 +220,7 @@ static void _cloneInstDecorationsAndChildren(
         auto oldType = oldParam->getFullType();
         auto newType = (IRType*)findCloneForOperand(env, oldType);
         newParam->setFullType(newType);
+        newParam->sourceLoc = oldParam->sourceLoc;
     }
 }
 
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