[llvm] r364304 - AMDGPU: Make amdgcn.s.get.waveid.in.workgroup inaccessiblememonly

[Matt Arsenault via llvm-commits]

Author: arsenm
Date: Tue Jun 25 06:03:06 2019
New Revision: 364304

URL: http://llvm.org/viewvc/llvm-project?rev=364304&view=rev
Log:
AMDGPU: Make amdgcn.s.get.waveid.in.workgroup inaccessiblememonly

This should probably be readnone, even though the instruction looks
like a load.

Modified:
    llvm/trunk/include/llvm/IR/IntrinsicsAMDGPU.td

Modified: llvm/trunk/include/llvm/IR/IntrinsicsAMDGPU.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/IR/IntrinsicsAMDGPU.td?rev=364304&r1=364303&r2=364304&view=diff
==============================================================================
--- llvm/trunk/include/llvm/IR/IntrinsicsAMDGPU.td (original)
+++ llvm/trunk/include/llvm/IR/IntrinsicsAMDGPU.td Tue Jun 25 06:03:06 2019
@@ -1524,7 +1524,7 @@ def int_amdgcn_mov_dpp8 :
 
 def int_amdgcn_s_get_waveid_in_workgroup :
   GCCBuiltin<"__builtin_amdgcn_s_get_waveid_in_workgroup">,
-  Intrinsic<[llvm_i32_ty], [], [IntrReadMem]>;
+  Intrinsic<[llvm_i32_ty], [], [IntrReadMem, IntrInaccessibleMemOnly]>;
 
 //===----------------------------------------------------------------------===//
 // Deep learning intrinsics.