This patch factors out the main code transformation utilities in the pgo-driven
indirect call promotion pass and places them in Transforms/Utils. The change is
intended to be a non-functional change, letting non-pgo-driven passes share a
common implementation with the existing pgo-driven pass.
The common utilities are used to conditionally promote indirect call sites to
direct call sites. They perform the underlying transformation, and do not
consider profile information. The pgo-specific details (e.g., the computation
of branch weight metadata) have been left in the indirect call promotion pass.
Differential Revision: https://reviews.llvm.org/D40658
llvm-svn: 319963
Redundant extra verbose output of binding to full mask in case
affinity=balanced or OMP_PLACES=<any> or OMP_PROC_BIND=<any>
Differential Revision: https://reviews.llvm.org/D40624
llvm-svn: 319960
LLVM is gaining install-*-stripped targets to perform stripped installs,
and in order for this to be useful for install-distribution, all
potential distribution components should have stripped installation
targets. LLVM has a function to create these install targets, but since
we can't use LLVM CMake functions in libc++, let's do it manually.
Differential Revision: https://reviews.llvm.org/D40680
llvm-svn: 319959
This change is a trivial fix for enums that removes specification of "last" or
"upper" values, or other boundary values. This simplifies the code in places,
and results in never needing to update the "upper" values again.
Patch by Terry Wilmarth
Differential Revision: https://reviews.llvm.org/D40804
llvm-svn: 319957
Summary:
We want to automatically copy the appropriate mailing list
for review requests to the LLD repository.
For context, see the proposal and discussion here:
http://lists.llvm.org/pipermail/cfe-dev/2017-November/056032.html
Similar to D40179, I set up a new Diffusion repository with callsign
"LLD" for lld:
https://reviews.llvm.org/source/lld/
This explicitly updates lld's .arcconfig to point to the new C
repository in Diffusion, which will let us use Herald rule H270.
Reviewers: peter.smith, ruiu, rafael, sammccall
Reviewed By: sammccall
Subscribers: dlj, bkramer, sammccall, klimek
Differential Revision: https://reviews.llvm.org/D40495
llvm-svn: 319955
Summary:
We want to automatically copy the appropriate mailing list
as well as #sanitizers for review requests to the compiler-rt repository.
For context, see the proposal and discussion here:
http://lists.llvm.org/pipermail/cfe-dev/2017-November/056032.html
Similar to D40179, I set up a new Diffusion repository with callsign
"CRT" for compiler-rt:
https://reviews.llvm.org/source/compiler-rt/
This explicitly updates compiler-rt's .arcconfig to point to the new
CRT repository in Diffusion, which will let us use Herald rules H270
and H271.
Reviewers: krytarowski, joerg, dvyukov, vitalybuka, sammccall
Reviewed By: sammccall
Subscribers: dlj, bkramer, dberris, llvm-commits, sammccall, klimek, #sanitizers
Differential Revision: https://reviews.llvm.org/D40498
llvm-svn: 319954
This is a follow-up to r319840. I guess none of the systems I'd tested
on before had LLDB_SYSTEM_LIBS set, which is why I didn't see any local
errors, but I'm surprised none of the bots caught it either.
llvm-svn: 319953
Summary:
When calculating the RootLatency, we add up all the latencies of the
deleted instructions. But for NewRootLatency we only add the latency of
the new root instructions, ignoring the latencies of the other
instructions inserted. This leads the combiner to underestimate the cost
of patterns which add multiple instructions. This patch fixes that by
summing up the latencies of all new instructions. For NewRootNode, the
more complex getLatency function is used.
Note that we may be slightly more precise than just summing up
all latencies. For example, consider a pattern like
r1 = INS1 ..
r2 = INS2 ..
r3 = INS3 r1, r2
I think in some other places, the total latency of the pattern would be
estimated as lat(INS3) + max(lat(INS1), lat(INS2)). If you consider
that worth changing, I think it would be best to do in a follow-up
patch.
Reviewers: Gerolf, sebpop, spop, fhahn
Reviewed By: fhahn
Subscribers: evandro, llvm-commits
Differential Revision: https://reviews.llvm.org/D40307
llvm-svn: 319951
Summary:
There is no need to replace the original call instruction if no
VarArgs need to be forwarded.
Reviewers: davide, rnk, majnemer, efriedma
Reviewed By: efriedma
Subscribers: eraman, llvm-commits
Differential Revision: https://reviews.llvm.org/D40412
llvm-svn: 319947
codepath plus the new "minimum / maximum value of type" diagnostic to get the
same effect.
Move the warning for an in-range but tautological comparison of a constant (0
or 1) against a bool out of -Wtautological-constant-out-of-range-compare into
the more-appropriate -Wtautological-constant-compare.
llvm-svn: 319942
A few methods in RegisterContext classes accept const objects which are
cast to a non-const thread_state_t. Drop const-ness more explicitly
where we mean to do so. This fixes a slew of warnings.
Differential Revision: https://reviews.llvm.org/D40821
llvm-svn: 319939
Null-checking functions which aren't marked weak_import is a no-op
(the compiler rewrites the check to 'true'), regardless of whether a
library providing its definition is weak-linked. If the deployment
target is greater than the minimum requirement, the availability markup
on APIs does not lower to weak_import.
Remove no-op null checks to clean up the code and silence warnings.
Differential Revision: https://reviews.llvm.org/D40812
llvm-svn: 319936
Patch by David Major.
The NSS project's .def files make heavy use of semicolons in a
frightening attempt at portability:
https://hg.mozilla.org/projects/nss/raw-file/tip/lib/ckfw/capi/nsscapi.def
lld-link was treating the semicolon as part of the export name,
resulting in unresolved symbols. This patch includes ';' in the list of
characters to split on.
Differential Revision: https://reviews.llvm.org/D39968
llvm-svn: 319933
The adjustment is calculated with CreatePtrDiff() which returns
the difference in (base) elements. This is passed to CreateGEP()
so make sure that the GEP base has the correct pointer type:
It needs to be a pointer to the base type, not a pointer to a
constant sized array.
Differential Revision: https://reviews.llvm.org/D40911
llvm-svn: 319931
Summary:
Switching the rest of intercepted allocs to InternalAlloc (well, except
__libc_memalign) when current thread is 'in_symbolizer'. Symbolizer
might (and does) use allocation functions other than malloc/calloc/realloc.
posix_memalign is the one actually used, others switched just in case
(since the failure is obscure and not obvious to diagnose).
Reviewers: dvyukov
Subscribers: llvm-commits, kubamracek
Differential Revision: https://reviews.llvm.org/D40877
llvm-svn: 319929
This avoids allocating the error message when there is no error that
check requires.
It avoids the code duplication of inlining check.
llvm-svn: 319922
Previously the lambda for AVX512 passed out a flag that indicated whether AVX512BW was required and that was checked against the AVX512BW subtarget flag outside.
This patch changes the interface to pass the AVX512BW subtarget bit in and return its value if we detect 16 or 8 bit types.
llvm-svn: 319919
The header include was required to work around PR19898, as noted in that
comment. That PR has since been marked resolved fixed, and the
configuration check passes without the header inclusion both when
compiling on Windows with cl and when cross-compiling on Linux using
clang-cl.
I noticed this because the inclusion was cased incorrectly (Intrin.h
instead of intrin.h), which when cross-compiling on a case sensitive
file system would cause the intrin.h from the Windows SDK to be included
(which LLVM can't handle) instead of the one from clang's resource
directory, making the check fail. This is the same issue as r309980.
Correcting the case of the inclusion makes the check pass when cross
compiling, but it seems better to get rid of the inclusion entirely,
since it appears to be unnecessary now.
Differential Revision: https://reviews.llvm.org/D40910
llvm-svn: 319917
Sanjay Patel