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Arnold Schwaighofer b40f14eb89 LoopVectorizer: Truncate i64 trip counts of i32 phis if necessary
In signed arithmetic we could end up with an i64 trip count for an i32 phi.
Because it is signed arithmetic we know that this is only defined if the i32
does not wrap. It is therefore safe to truncate the i64 trip count to a i32
value.

Fixes PR18049.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@195787 91177308-0d34-0410-b5e6-96231b3b80d8
2013-11-26 22:11:23 +00:00
autoconf Update to reflect the next release. 2013-11-20 10:10:50 +00:00
bindings [OCaml] Embed the flags necessary for linking with libLLVM.so into .cmxa files 2013-11-26 20:40:34 +00:00
cmake CMake : optionaly enable LLVM to be compiled with -std=c++11 (default: off) 2013-11-26 10:33:53 +00:00
docs CMake : optionaly enable LLVM to be compiled with -std=c++11 (default: off) 2013-11-26 10:33:53 +00:00
examples [weak vtables] Place class definitions into anonymous namespaces to prevent weak vtables. 2013-11-19 03:08:35 +00:00
include [PM] [cleanup] Run clang-format over this file. If fixes many 2013-11-26 20:55:11 +00:00
lib LoopVectorizer: Truncate i64 trip counts of i32 phis if necessary 2013-11-26 22:11:23 +00:00
projects Revert "Revert "Windows: Add support for unicode command lines"" 2013-10-07 01:00:07 +00:00
test LoopVectorizer: Truncate i64 trip counts of i32 phis if necessary 2013-11-26 22:11:23 +00:00
tools [PM] Split the CallGraph out from the ModulePass which creates the 2013-11-26 04:19:30 +00:00
unittests [PM] Split the CallGraph out from the ModulePass which creates the 2013-11-26 04:19:30 +00:00
utils Default to a better compression algorithm. 2013-11-24 05:29:35 +00:00
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CMakeLists.txt CMake : optionaly enable LLVM to be compiled with -std=c++11 (default: off) 2013-11-26 10:33:53 +00:00
CODE_OWNERS.TXT Add loop rerolling code owner 2013-11-20 20:54:33 +00:00
configure Update to reflect the next release. 2013-11-20 10:10:50 +00:00
CREDITS.TXT Update CREDITS 2013-11-17 11:44:36 +00:00
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LLVMBuild.txt Remove the very substantial, largely unmaintained legacy PGO 2013-10-02 15:42:23 +00:00
Makefile Remove the very substantial, largely unmaintained legacy PGO 2013-10-02 15:42:23 +00:00
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Makefile.rules Teach the Makefile build system how to handle SOURCES which include 2013-11-14 23:51:29 +00:00
README.txt Revert "Test commit to check e-mail address. Please discard this." 2013-10-04 10:59:13 +00:00

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