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James Molloy 5c20e27b7f [VectorUtils] Query number of sign bits to allow more truncations
When deciding if a vector calculation can be done in a smaller bitwidth, use sign bit information from ValueTracking to add more information and allow more truncations.

llvm-svn: 268921
2016-05-09 14:32:30 +00:00
clang Proper detection and handling of RHEL and variants. 2016-05-09 13:13:50 +00:00
clang-tools-extra [include-fixer] Autodetect yaml databases in parent directories. 2016-05-09 14:14:55 +00:00
compiler-rt [InstrProf] Delete unstable test on ARM. See PR27667 2016-05-07 20:17:33 +00:00
debuginfo-tests New round of fixes for "Always compile debuginfo-tests for the host triple" 2014-10-18 23:47:59 +00:00
libclc math: Add erf ported from amd-builtins 2016-05-06 18:02:30 +00:00
libcxx Generate code coverage for experimental libraries 2016-05-08 23:08:50 +00:00
libcxxabi libc++abi: fix visibility of personalities 2016-05-04 04:22:29 +00:00
libunwind unwind: remove last instance of -Wexpansion-to-defined 2016-04-26 01:11:29 +00:00
lld [mips] Fix mips-got16.s following r268900. 2016-05-09 13:01:01 +00:00
lldb Fix assertion in SymbolFilePDB 2016-05-09 11:07:43 +00:00
llgo [llgo] llgoi: separate evaluation from printing 2016-04-25 01:18:20 +00:00
llvm [VectorUtils] Query number of sign bits to allow more truncations 2016-05-09 14:32:30 +00:00
openmp Fine tuning of TC* macros 2016-05-07 00:00:00 +00:00
polly Codegen: Enable the detection of min/max expressions 2016-05-07 08:03:44 +00:00