[llvm] 86dea5a - [SanitizerCoverage] Avoid use of ConstantExpr::getCast() (NFC)

[Nikita Popov via llvm-commits]

Author: Nikita Popov
Date: 2023-09-29T11:14:06+02:00
New Revision: 86dea5aab835f37b6e7c3b5a477c8a00881be62f

URL: https://github.com/llvm/llvm-project/commit/86dea5aab835f37b6e7c3b5a477c8a00881be62f
DIFF: https://github.com/llvm/llvm-project/commit/86dea5aab835f37b6e7c3b5a477c8a00881be62f.diff

LOG: [SanitizerCoverage] Avoid use of ConstantExpr::getCast() (NFC)

Work on APInt instead.

Added: 
    

Modified: 
    llvm/lib/Transforms/Instrumentation/SanitizerCoverage.cpp

Removed: 
    


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diff  --git a/llvm/lib/Transforms/Instrumentation/SanitizerCoverage.cpp b/llvm/lib/Transforms/Instrumentation/SanitizerCoverage.cpp
index 605bc6afa3cec0d..c2c6245d1851f5e 100644
--- a/llvm/lib/Transforms/Instrumentation/SanitizerCoverage.cpp
+++ b/llvm/lib/Transforms/Instrumentation/SanitizerCoverage.cpp
@@ -823,10 +823,9 @@ void ModuleSanitizerCoverage::InjectTraceForSwitch(
           Int64Ty->getScalarSizeInBits())
         Cond = IRB.CreateIntCast(Cond, Int64Ty, false);
       for (auto It : SI->cases()) {
-        Constant *C = It.getCaseValue();
-        if (C->getType()->getScalarSizeInBits() <
-            Int64Ty->getScalarSizeInBits())
-          C = ConstantExpr::getCast(CastInst::ZExt, It.getCaseValue(), Int64Ty);
+        ConstantInt *C = It.getCaseValue();
+        if (C->getType()->getScalarSizeInBits() < 64)
+          C = ConstantInt::get(C->getContext(), C->getValue().zext(64));
         Initializers.push_back(C);
       }
       llvm::sort(drop_begin(Initializers, 2),