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Philip Reames d870f55264 [SCEV] Use mustprogress flag on loops (in addition to function attribute)
This addresses a performance regression reported against 3c6e4191.  That change (correctly) limited a transform based on assumed finiteness to mustprogress loops, but the previous change (38540d7) which introduced the mustprogress check utility only handled function attributes, not the loop metadata form.

It turns out that clang uses the function attribute form for C++, and the loop metadata form for C.  As a result, 3c6e4191 ended up being a large regression in practice for C code as loops weren't being considered mustprogress despite the language semantics.
2021-06-10 13:20:28 -07:00
benchmarks Pull google/benchmark library to the LLVM tree 2018-08-28 09:42:41 +00:00
bindings [SanitizeCoverage] Add support for NoSanitizeCoverage function attribute 2021-05-25 12:57:14 +02:00
cmake [CMake][ELF] Add -fno-semantic-interposition for GCC and Clang>=13 2021-06-03 15:26:34 -07:00
docs [docs][llvm-ar] Add rsp-quoting option to the llvm-ar command guide. 2021-06-10 16:32:31 +01:00
examples [ORC] Update SpeculativeJIT example for dispatchTask changes in 5344c88dcb2. 2021-05-10 09:30:46 -07:00
include Move code for checking loop metadata into Analysis [nfc] 2021-06-10 13:01:22 -07:00
lib [SCEV] Use mustprogress flag on loops (in addition to function attribute) 2021-06-10 13:20:28 -07:00
projects llvmbuildectomy - replace llvm-build by plain cmake 2020-11-13 10:35:24 +01:00
resources
runtimes [runtimes] Add the libc project to the list of runtimes. 2021-03-23 17:33:03 +00:00
test [SCEV] Use mustprogress flag on loops (in addition to function attribute) 2021-06-10 13:20:28 -07:00
tools [AIX] Build libLTO as MODULE rather than SHARED 2021-06-10 12:08:59 -04:00
unittests [llvm] Make Sequence reverse-iterable 2021-06-10 11:15:28 +00:00
utils [gn build] Port bbb3d03f93b8 2021-06-10 19:39:58 +00:00
.clang-format
.clang-tidy NFC: .clang-tidy: Inherit configs from parents to improve maintainability 2021-06-08 08:25:59 -07:00
.gitattributes Fix the "git modified" issue on the preserve-comments-crlf.s. 2019-09-10 12:17:49 +00:00
.gitignore Remove .gitignore entries not relevant in the monorepo. 2021-04-07 12:25:02 -07:00
CMakeLists.txt [CMake] Don't LTO optimize targets that aren't part of any distribution 2021-05-19 15:02:11 -07:00
CODE_OWNERS.TXT [M68k][CODE_OWNERS](0/8) Add code owner for the M68k target 2021-03-08 12:30:56 -08:00
configure
CREDITS.TXT Update personal info in CREDITS.TXT 2021-04-11 19:25:02 +08:00
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

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