en Copyright 2015 Java http://172.16.0.5:8080/history/llvm-project-15.0.7/llvm/test/CodeGen/AMDGPU/opt_exec_copy_fold.mir#dccf83ac [AMDGPU] SIOptimizeExecMaskingPreRA should check constant bus constraint when folds EXEC copyFolding EXEC copy into it's single use may lead to constant bus constraint violation as it adds one more SGPR operand. This change makes it validate the user instruction with the new SGPR operand and only fold it if it is legal.Reviewed By: rampitec, arsenmDifferential Revision: https://reviews.llvm.org/D98888 List of files: /llvm-project-15.0.7/llvm/test/CodeGen/AMDGPU/opt_exec_copy_fold.mir Thu, 18 Mar 2021 19:22:08 +0000 alex-t <alexander.timofeev@amd.com>