Commit Graph

4 Commits

Author SHA1 Message Date
Manman Ren
2dc50d3067 TBAA: remove !tbaa from testing cases if not used.
This will make it easier to turn on struct-path aware TBAA since the metadata
format will change.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180796 91177308-0d34-0410-b5e6-96231b3b80d8
2013-04-30 17:52:57 +00:00
Hal Finkel
2d37f7b979 Enable unaligned memory access on PPC for scalar types
Unaligned access is supported on PPC for non-vector types, and is generally
more efficient than manually expanding the loads and stores.

A few of the existing test cases were using expanded unaligned loads and stores
to test other features (like load/store with update), and for these test cases,
unaligned access remains disabled.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177160 91177308-0d34-0410-b5e6-96231b3b80d8
2013-03-15 15:27:13 +00:00
Hal Finkel
77838f9ca9 Enable generating PPC pre-increment (r+imm) instructions by default.
It seems that this no longer causes test suite failures on PPC64 (after r157159),
and often gives a performance benefit, so it can be enabled by default.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157911 91177308-0d34-0410-b5e6-96231b3b80d8
2012-06-04 02:21:00 +00:00
Hal Finkel
2e8e5c0eca Add a missing PPC 64-bit stwu pattern.
This seems to fix the remaining compile-time failures on PPC64 when
compiling with -enable-ppc-preinc.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157159 91177308-0d34-0410-b5e6-96231b3b80d8
2012-05-20 17:11:24 +00:00