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Mirror of https://github.com/RPCS3/llvm-mirror
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wlei be4f05ba0b [CSSPGO][llvm-profgen] Filter out the instructions without location info for symbolizer 
It appears some instructions doesn't have the debug location info and the symbolizer will return an empty call stack for them which will cause some crash later in profile unwinding. Actually we do not record the sample info for them, so this change just filter out those instruction.

As those instruction would appears at the begin and end of the instruction list, without them we need to add the boundary check for IP `advance` and `backward`.

Also for pseudo probe based profile, we actually don't need the symbolized location info, so here just change to use an empty stack for it. This could save half of the binary loading time.

Differential Revision: https://reviews.llvm.org/D96434
2021-02-12 16:47:49 -08:00
benchmarks
bindings [Go] Fix bindings/go/llvm/IRBindings.cpp 2020-12-16 10:09:58 -08:00
cmake Support multi-configuration generators correctly in several config files 2021-02-11 09:32:20 -08:00
docs [docs/Coverage] Document -show-region-summary 2021-02-12 12:05:45 -08:00
examples [Draft] [examples] Move llvm/examples/OCaml-Kaleidoscope/ to llvm-archive 2021-02-11 06:52:24 +05:30
include LLVM-C: Allow LLVM{Get/Set}Alignment on an atomicrmw/cmpxchg instruction. 2021-02-12 18:31:18 -05:00
lib [NFC] Combine runNewPMPasses() and runNewPMCustomPasses() 2021-02-12 16:44:52 -08:00
projects llvmbuildectomy - replace llvm-build by plain cmake 2020-11-13 10:35:24 +01:00
resources
runtimes [CMake] Split the target side of runtimes build 2021-01-11 23:39:36 -08:00
test [CSSPGO][llvm-profgen] Filter out the instructions without location info for symbolizer 2021-02-12 16:47:49 -08:00
tools [CSSPGO][llvm-profgen] Filter out the instructions without location info for symbolizer 2021-02-12 16:47:49 -08:00
unittests [RGT][GlobalIsel] Add missing setUp() calls to legalizer unittests 2021-02-12 10:45:48 -08:00
utils [gn build] Add missing llvm-profgen dependency 2021-02-12 12:44:17 -08:00
.clang-format
.clang-tidy - Update .clang-tidy to ignore parameters of main like functions for naming violations in clang and llvm directory 2020-01-31 16:49:45 +00:00
.gitattributes Fix the "git modified" issue on the preserve-comments-crlf.s. 2019-09-10 12:17:49 +00:00
.gitignore [clangd] Store index in '.cache/clangd/index' instead of '.clangd/index' 2020-07-07 14:53:45 +02:00
CMakeLists.txt [Timer] On macOS count number of executed instructions 2021-02-11 17:26:37 +01:00
CODE_OWNERS.TXT Change XCore code owner. 2021-01-14 12:13:48 +00:00
configure
CREDITS.TXT [NFC] Add contributors names to CREDITS.TXT 2020-10-07 13:22:55 -04:00
LICENSE.TXT Fix typos throughout the license files that somehow I and my reviewers 2019-01-21 09:52:34 +00:00
llvm.spec.in Update structured references to the license to the new license. 2019-01-19 11:30:51 +00:00
README.txt Test commit. 2020-03-14 18:08:26 -07:00
RELEASE_TESTERS.TXT Update the list of platforms & archs 2018-12-16 14:47:16 +00:00

README.txt 

The LLVM Compiler Infrastructure
================================

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.