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llvm-mirror/tools/lto
Arnold Schwaighofer 574ccf8f46 Add an option to the LTO code generator to disable vectorization during LTO
We used to always vectorize (slp and loop vectorize) in the LTO pass pipeline.

r220345 changed it so that we used the PassManager's fields 'LoopVectorize' and
'SLPVectorize' out of the desire to be able to disable vectorization using the
cl::opt flags 'vectorize-loops'/'slp-vectorize' which the before mentioned
fields default to.
Unfortunately, this turns off vectorization because those fields
default to false.
This commit adds flags to the LTO library to disable lto vectorization which
reconciles the desire to optionally disable vectorization during LTO and
the desired behavior of defaulting to enabled vectorization.

We really want tools to set PassManager flags directly to enable/disable
vectorization and not go the route via cl::opt flags *in*
PassManagerBuilder.cpp.

llvm-svn: 220652
2014-10-26 21:50:58 +00:00
..
CMakeLists.txt Remove definition of LLVM_VERSION_INFO; this macro is not used by any of the 2014-09-26 21:53:12 +00:00
lto.cpp Add an option to the LTO code generator to disable vectorization during LTO 2014-10-26 21:50:58 +00:00
lto.exports LTO API: add lto_module_create_from_memory_with_path. 2014-02-10 23:26:14 +00:00
LTODisassembler.cpp libLTO: Add a utility method to initialize the disassemblers. 2012-11-24 16:59:10 +00:00
Makefile Remove definition of LLVM_VERSION_INFO; this macro is not used by any of the 2014-09-26 21:53:12 +00:00