[PATCH] D101622: [AMDGPU] Add implicit negative check for the set_gpr_idx tests

[Jay Foad via Phabricator via llvm-commits]

foad created this revision.
foad added reviewers: rampitec, arsenm.
Herald added subscribers: kerbowa, t-tye, tpr, dstuttard, yaxunl, nhaehnle, jvesely, kzhuravl.
foad requested review of this revision.
Herald added subscribers: llvm-commits, wdng.
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The only effect of the optimization is to remove s_set_gpr_idx_*
instructions, and update_mir_test_checks.py always inserts CHECK: rather
than CHECK-NEXT: checks, so without this implicit negative check, the
tests would always pass even if the optimization did nothing.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D101622

Files:
  llvm/test/CodeGen/AMDGPU/set-gpr-idx-peephole.mir


Index: llvm/test/CodeGen/AMDGPU/set-gpr-idx-peephole.mir
===================================================================
--- llvm/test/CodeGen/AMDGPU/set-gpr-idx-peephole.mir
+++ llvm/test/CodeGen/AMDGPU/set-gpr-idx-peephole.mir
@@ -1,5 +1,5 @@
 # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
-# RUN: llc -march=amdgcn -mcpu=gfx900 -run-pass si-pre-emit-peephole -verify-machineinstrs -o - %s | FileCheck -check-prefix=GCN %s
+# RUN: llc -march=amdgcn -mcpu=gfx900 -run-pass si-pre-emit-peephole -verify-machineinstrs -o - %s | FileCheck -check-prefix=GCN %s -implicit-check-not=S_SET_GPR_IDX
 
 ---
 name:            simple


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