Handling the math intrinsics in FindInterestingConstants pass

srividyakarumuri · sys_zuul · commit 5b73371aea97 · 2020-04-24T10:33:21.000-07:00
Change-Id: I75f6b48f761c5978297d1a3c0320d5c28e3d113e
diff --git a/IGC/Compiler/FindInterestingConstants.cpp b/IGC/Compiler/FindInterestingConstants.cpp
@@ -86,7 +86,10 @@ bool FindInterestingConstants::FoldsToConst(Instruction* inst, Instruction* use,
             visitedForFolding.insert(pIntr);
             return false;
         }
-        return false;
+        if (!IsMathIntrinsic(GetOpCode(use)))
+        {
+            return false;
+        }
     }
     for (auto& U : use->operands())
     {

Original file line number	Diff line number	Diff line change
`@@ -86,7 +86,10 @@ bool FindInterestingConstants::FoldsToConst(Instruction* inst, Instruction* use,`
`86`	`86`	`visitedForFolding.insert(pIntr);`
`87`	`87`	`return false;`
`88`	`88`	`}`
`89`		`- return false;`
	`89`	`+ if (!IsMathIntrinsic(GetOpCode(use)))`
	`90`	`+ {`
	`91`	`+ return false;`
	`92`	`+ }`
`90`	`93`	`}`
`91`	`94`	`for (auto& U : use->operands())`
`92`	`95`	`{`