[PATCH] D57942: [ARM] Add v8m.base pattern for add negative imm

[Dave Green via Phabricator via llvm-commits]

dmgreen added inline comments.


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Comment at: lib/Target/ARM/ARMInstrThumb.td:1326
+def : T1Pat<(add tGPR:$src, imm0_65535_neg:$imm),
+             (tSUBrr tGPR:$src, (MOVi16 (imm_neg_XFORM imm:$imm)))>,
+             Requires<[HasV8MBaseline]>;
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Should this be t2MOVi16?


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  https://reviews.llvm.org/D57942/new/

https://reviews.llvm.org/D57942