[llvm] [ConstraintElimination] Add support for UCMP/SCMP intrinsics (PR #97974)

[via llvm-commits]

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@@ -0,0 +1,110 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
+; RUN: opt -passes=constraint-elimination -S %s | FileCheck %s
+
+define i8 @scmp_1(i32 %x, i32 %y) {
+; CHECK-LABEL: @scmp_1(
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Poseydon42 wrote:

Added negative tests for mismatched signedness of predicates. I can't think of any other things that we'd need to test that aren't already handled by other tests targeting the constraint elimination algorithm specifically rather than just its use for `ucmp`/`scmp` intrinsics.

https://github.com/llvm/llvm-project/pull/97974