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Add the PPC64 ldbrx/stdbrx instructions

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These are 64-bit load/store with byte-swap, and available on the P7 and the A2.
Like the similar instructions for 16- and 32-bit words, these are matched in the
target DAG-combine phase against load/store-bswap pairs.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178276 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Hal Finkel
2013-03-28 19:25:55 +00:00
parent ce88835110
commit efdd4673d6
7 changed files with 67 additions and 20 deletions
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lib/Target/PowerPC/PPCSubtarget.cpp
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@@ -41,6 +41,7 @@ PPCSubtarget::PPCSubtarget(const std::string &TT, const std::string &CPU,
, HasSTFIWX(false)
, HasISEL(false)
, HasPOPCNTD(false)
, HasLDBRX(false)
, IsBookE(false)
, HasLazyResolverStubs(false)
, IsJITCodeModel(false)