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65d76e1285
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Ahmed Bougacha 65d76e1285 [GlobalISel] Emit opt remarks on isel fallbacks. 
Having more fine-grained information on the specific construct that
caused us to fallback is valuable for large-scale data collection.

We still have the fallback warning, that's also used for FastISel.
We still need to remove the fallback warning, and teach FastISel to also
emit remarks (it currently has a combination of the warning, stats, and
debug prints: the remarks could unify all three).

The abort-on-fallback path could also be better handled using remarks:
one could imagine a "-Rpass-error", analoguous to "-Werror", which would
promote missed/failed remarks to errors.  It's not clear whether that
would be useful for other remarks though, so we're not there yet.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@296013 91177308-0d34-0410-b5e6-96231b3b80d8
2017-02-23 21:05:42 +00:00
bindings Go binding: Add methods for missing PassManagerBuilder C APIs 2017-02-17 05:41:05 +00:00
cmake [Support] Provide linux/magic.h fallback for older kernels 2017-02-22 18:09:15 +00:00
docs [docs] Add information about how to checkout polly to getting started page 2017-02-23 14:27:07 +00:00
examples llvm/examples/Kaleidoscope/BuildingAJIT: More fixup corresponding to r295636. 2017-02-20 10:07:41 +00:00
include [GlobalISel] Emit opt remarks on isel fallbacks. 2017-02-23 21:05:42 +00:00
lib [GlobalISel] Emit opt remarks on isel fallbacks. 2017-02-23 21:05:42 +00:00
projects
resources
runtimes
test [GlobalISel] Emit opt remarks on isel fallbacks. 2017-02-23 21:05:42 +00:00
tools Don't modify archive members unless really needed. 2017-02-21 20:40:54 +00:00
unittests Test if we can use raw strings on all platforms compiling LLVM. 2017-02-23 01:09:01 +00:00
utils tablegen: Fix android build 2017-02-21 09:19:41 +00:00
.arcconfig
.clang-format
.clang-tidy
.gitignore
CMakeLists.txt [Tablegen] Instrumenting table gen DAGGenISelDAG 2017-02-14 18:32:41 +00:00
CODE_OWNERS.TXT Collapse my two entries in CODE_OWNERS.txt 2017-02-15 23:45:21 +00:00
configure
CREDITS.TXT
LICENSE.TXT
llvm.spec.in
LLVMBuild.txt
README.txt
RELEASE_TESTERS.TXT

README.txt 

Low Level Virtual Machine (LLVM)
================================

This directory and its subdirectories contain source code for LLVM,
a toolkit for the construction of highly optimized compilers,
optimizers, and runtime environments.

LLVM is open source software. You may freely distribute it under the terms of
the license agreement found in LICENSE.txt.

Please see the documentation provided in docs/ for further
assistance with LLVM, and in particular docs/GettingStarted.rst for getting
started with LLVM and docs/README.txt for an overview of LLVM's
documentation setup.

If you are writing a package for LLVM, see docs/Packaging.rst for our
suggestions.