From 5dd401e416e18fdfe904a66284b0cf56cf256ec7 Mon Sep 17 00:00:00 2001
From: Yong He <yonghe@outlook.com>
Date: Wed, 31 May 2023 12:36:48 -0700
Subject: Fix div-by-zero error during sccp. (#2911)

* Diagnose on div-by-zero during sccp.

* fix

---------

Co-authored-by: Yong He <yhe@nvidia.com>
---
 source/slang/slang-emit.cpp | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

(limited to 'source/slang/slang-emit.cpp')

diff --git a/source/slang/slang-emit.cpp b/source/slang/slang-emit.cpp
index a96cb6908..f1ec402dd 100644
--- a/source/slang/slang-emit.cpp
+++ b/source/slang/slang-emit.cpp
@@ -324,7 +324,7 @@ Result linkAndOptimizeIR(
     }
 
     lowerOptionalType(irModule, sink);
-    simplifyIR(irModule);
+    simplifyIR(irModule, sink);
 
     switch (target)
     {
@@ -450,7 +450,7 @@ Result linkAndOptimizeIR(
 
     validateIRModuleIfEnabled(codeGenContext, irModule);
 
-    simplifyIR(irModule);
+    simplifyIR(irModule, sink);
 
     if (!ArtifactDescUtil::isCpuLikeTarget(artifactDesc))
     {
@@ -483,7 +483,7 @@ Result linkAndOptimizeIR(
     // up downstream passes like type legalization, so we
     // will run a DCE pass to clean up after the specialization.
     //
-    simplifyIR(irModule);
+    simplifyIR(irModule, sink);
 
 #if 0
     dumpIRIfEnabled(codeGenContext, irModule, "AFTER DCE");
@@ -565,7 +565,7 @@ Result linkAndOptimizeIR(
     // to see if we can clean up any temporaries created by legalization.
     // (e.g., things that used to be aggregated might now be split up,
     // so that we can work with the individual fields).
-    simplifyIR(irModule);
+    simplifyIR(irModule, sink);
 
 #if 0
     dumpIRIfEnabled(codeGenContext, irModule, "AFTER SSA");
@@ -591,7 +591,7 @@ Result linkAndOptimizeIR(
     {
         specializeArrayParameters(codeGenContext, irModule);
     }
-    simplifyIR(irModule);
+    simplifyIR(irModule, sink);
 
     // Rewrite functions that return arrays to return them via `out` parameter,
     // since our target languages doesn't allow returning arrays.
@@ -835,7 +835,7 @@ Result linkAndOptimizeIR(
     //
     // We run IR simplification passes again to clean things up.
     //
-    simplifyIR(irModule);
+    simplifyIR(irModule, sink);
 
     if (isKhronosTarget(targetRequest))
     {
@@ -865,7 +865,7 @@ Result linkAndOptimizeIR(
     // Lower all bit_cast operations on complex types into leaf-level
     // bit_cast on basic types.
     lowerBitCast(targetRequest, irModule);
-    simplifyIR(irModule);
+    simplifyIR(irModule, sink);
 
     eliminateMultiLevelBreak(irModule);
 
-- 
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