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| author | Sanjay Patel <spatel@rotateright.com> | 2014-10-01 21:20:06 +0000 |
|---|---|---|
| committer | Sanjay Patel <spatel@rotateright.com> | 2014-10-01 21:20:06 +0000 |
| commit | 9ebfbb969d7d9db1a790f23e71acac6d7523c158 (patch) | |
| tree | d7e5f2af8f2c1e67bc70a3b52ca8be1c9b6f4988 /lldb/scripts/Python | |
| parent | 7fad1b4374a08c5fd045b8d54b25780dd0e4fa3a (diff) | |
| download | llvm-9ebfbb969d7d9db1a790f23e71acac6d7523c158.zip llvm-9ebfbb969d7d9db1a790f23e71acac6d7523c158.tar.gz llvm-9ebfbb969d7d9db1a790f23e71acac6d7523c158.tar.bz2 | |
Lower FNEG ( FABS (x) ) -> FNABS (x) [X86 codegen] PR20578
Negative FABS of either a scalar or vector should be handled the same way
on x86 with SSE/AVX: a single OR instruction of the FP operand with a
constant to light up the sign bit(s).
http://llvm.org/bugs/show_bug.cgi?id=20578
Differential Revision: http://reviews.llvm.org/D5201
llvm-svn: 218822
Diffstat (limited to 'lldb/scripts/Python')
0 files changed, 0 insertions, 0 deletions