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| author | James Molloy <james.molloy@arm.com> | 2014-08-05 12:30:34 +0000 |
|---|---|---|
| committer | James Molloy <james.molloy@arm.com> | 2014-08-05 12:30:34 +0000 |
| commit | 2b8933c3545102c0bab2e6070ffdc856024a7567 (patch) | |
| tree | c45747841b1eda06906a72382cbe2ccd98e4c03f /llvm/lib/Target/ARM/ARMLoadStoreOptimizer.cpp | |
| parent | ca4ea1ce595867f2bdcf204064193c36eb242937 (diff) | |
| download | bcm5719-llvm-2b8933c3545102c0bab2e6070ffdc856024a7567.tar.gz bcm5719-llvm-2b8933c3545102c0bab2e6070ffdc856024a7567.zip | |
Teach the SLP Vectorizer that keeping some values live over a callsite can have a cost.
Some types, such as 128-bit vector types on AArch64, don't have any callee-saved registers. So if a value needs to stay live over a callsite, it must be spilled and refilled. This cost is now taken into account.
llvm-svn: 214859
Diffstat (limited to 'llvm/lib/Target/ARM/ARMLoadStoreOptimizer.cpp')
0 files changed, 0 insertions, 0 deletions
