[PATCH] D37887: AMDGPU: Run internalize symbols at -O0

Stanislav Mekhanoshin via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Mon Sep 18 14:44:22 PDT 2017


rampitec added inline comments.


================
Comment at: lib/Target/AMDGPU/AMDGPUTargetMachine.cpp:326
+    if (F->isDeclaration() || AMDGPU::isEntryFunctionCC(F->getCallingConv()))
+      return true;
+  }
----------------
arsenm wrote:
> rampitec wrote:
> > arsenm wrote:
> > > rampitec wrote:
> > > > Looks like it changes original logic. All functions were internalized except for declarations and kernels.
> > > It's the same, also no tests fail
> > If a function is called and not declaration it used to be internalized, with this change it will not.
> Yes it is. This is the reason for doing this and is the func_used test I added
Then what happens if function is finally inlined and no calls left? I suppose it will remain in the object, which is not we really want. 


https://reviews.llvm.org/D37887





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