[PATCH] D40546: StructurizeCFG: Test for branch divergence correctly
Quentin Colombet via llvm-commits
llvm-commits at lists.llvm.org
Fri Feb 23 12:44:41 PST 2018
FWIW, I have the same problem as Sanjay.
Here is the output of the failure:
; GCN: s_cmp_eq_u32
^
<stdin>:104:21: note: scanning from here
s_or_b64 exec, exec, s[10:11]
^
<stdin>:106:2: note: possible intended match here
v_cmp_eq_u32_e64 s[10:11], s4, v0
^
> On Feb 23, 2018, at 12:23 PM, Sanjay Patel via Phabricator via llvm-commits <llvm-commits at lists.llvm.org> wrote:
>
> spatel added a comment.
>
> I'm not sure if it was this change or something else, but the optnone test is not stable on my system (testing with llc built from r325923):
>
> $ ./llvm-lit ../../llvm/test/CodeGen/AMDGPU/control-flow-optnone.ll
> -- Testing: 1 tests, 1 threads --
> PASS: LLVM :: CodeGen/AMDGPU/control-flow-optnone.ll (1 of 1)
> Testing Time: 0.11s
> Expected Passes : 1
> $ ./llvm-lit ../../llvm/test/CodeGen/AMDGPU/control-flow-optnone.ll
> -- Testing: 1 tests, 1 threads --
> FAIL: LLVM :: CodeGen/AMDGPU/control-flow-optnone.ll (1 of 1)
> Testing Time: 0.11s
> ********************
> Failing Tests (1):
> LLVM :: CodeGen/AMDGPU/control-flow-optnone.ll
>
> I also got blame mail from a bot about this test failing for what would seem to be an unrelated change:
> http://lab.llvm.org:8011/builders/clang-ppc64be-linux-multistage/builds/7201
>
>
> Repository:
> rL LLVM
>
> https://reviews.llvm.org/D40546
>
>
>
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