[llvm] r267815 - [PGO] Promote indirect calls to conditional direct calls with value-profile

[Ismail Donmez via llvm-commits]

Hi,

On Thu, Apr 28, 2016 at 2:20 AM, Rong Xu via llvm-commits
<llvm-commits at lists.llvm.org> wrote:
> Author: xur
> Date: Wed Apr 27 18:20:27 2016
> New Revision: 267815
>
> URL: http://llvm.org/viewvc/llvm-project?rev=267815&view=rev
> Log:
> [PGO] Promote indirect calls to conditional direct calls with value-profile
>
> This patch implements the transformation that promotes indirect calls to
> conditional direct calls when the indirect-call value profile meta-data is
> available.
>
> Differential Revision: http://reviews.llvm.org/D17864
>
> Added:
>     llvm/trunk/lib/Transforms/Instrumentation/IndirectCallPromotion.cpp
>     llvm/trunk/test/Transforms/PGOProfile/icp_covariant_call_return.ll
>     llvm/trunk/test/Transforms/PGOProfile/icp_covariant_invoke_return.ll
>     llvm/trunk/test/Transforms/PGOProfile/icp_invoke.ll
>     llvm/trunk/test/Transforms/PGOProfile/icp_mismatch_msg.ll
>     llvm/trunk/test/Transforms/PGOProfile/icp_vararg.ll
>     llvm/trunk/test/Transforms/PGOProfile/indirect_call_promotion.ll
> Modified:
>     llvm/trunk/include/llvm/InitializePasses.h
>     llvm/trunk/include/llvm/LinkAllPasses.h
>     llvm/trunk/include/llvm/Transforms/Instrumentation.h
>     llvm/trunk/lib/Transforms/IPO/PassManagerBuilder.cpp
>     llvm/trunk/lib/Transforms/Instrumentation/CMakeLists.txt
>     llvm/trunk/lib/Transforms/Instrumentation/Instrumentation.cpp

Fails with VS2015 x64:

C:\cygwin64\home\ismail\src\llvm\test\Transforms\PGOProfile\icp_mismatch_msg.ll:3:10:
error: expected string not found in input
; CHECK: remark: <unknown>:0:0: Cannot promote indirect call to func4
with count of 1234: The number of arguments mismatch
         ^
<stdin>:1:1: note: scanning from here
remark: <unknown>:0:0: : The number of arguments mismatch
^

C:\cygwin64\home\ismail\src\llvm\test\Transforms\PGOProfile\indirect_call_promotion.ll:3:16:
error: expected string not found in input
; PASS-REMARK: remark: <unknown>:0:0: Promote indirect call to func4
with count 1030 out of 1600
               ^
<stdin>:1:1: note: scanning from here
remark: <unknown>:0:0: 1600
^