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| author | Ulrich Weigand <ulrich.weigand@de.ibm.com> | 2016-11-11 12:46:28 +0000 |
|---|---|---|
| committer | Ulrich Weigand <ulrich.weigand@de.ibm.com> | 2016-11-11 12:46:28 +0000 |
| commit | 92c2c672e5be7d4f15f4d40bb46fe7b6f403a311 (patch) | |
| tree | 6d3ad07199a5aa275bd76fcecbd3cce98e807136 /llvm/lib/Target/SystemZ/SystemZSubtarget.cpp | |
| parent | 5dc7b67c6263fe7f2ced7cb4957e967ab770fab8 (diff) | |
| download | bcm5719-llvm-92c2c672e5be7d4f15f4d40bb46fe7b6f403a311.tar.gz bcm5719-llvm-92c2c672e5be7d4f15f4d40bb46fe7b6f403a311.zip | |
[SystemZ] Support load-and-zero-rightmost-byte facility
This adds support for the LZRF/LZRG/LLZRGF instructions that were
added on z13, and uses them for code generation were appropriate.
SystemZDAGToDAGISel::tryRISBGZero is updated again to prefer LLZRGF
over RISBG where both would be possible.
llvm-svn: 286586
Diffstat (limited to 'llvm/lib/Target/SystemZ/SystemZSubtarget.cpp')
| -rw-r--r-- | llvm/lib/Target/SystemZ/SystemZSubtarget.cpp | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/llvm/lib/Target/SystemZ/SystemZSubtarget.cpp b/llvm/lib/Target/SystemZ/SystemZSubtarget.cpp index 67d5e0179fe..c74913219af 100644 --- a/llvm/lib/Target/SystemZ/SystemZSubtarget.cpp +++ b/llvm/lib/Target/SystemZ/SystemZSubtarget.cpp @@ -40,9 +40,10 @@ SystemZSubtarget::SystemZSubtarget(const Triple &TT, const std::string &CPU, HasPopulationCount(false), HasFastSerialization(false), HasInterlockedAccess1(false), HasMiscellaneousExtensions(false), HasTransactionalExecution(false), HasProcessorAssist(false), - HasVector(false), HasLoadStoreOnCond2(false), TargetTriple(TT), - InstrInfo(initializeSubtargetDependencies(CPU, FS)), TLInfo(TM, *this), - TSInfo(), FrameLowering() {} + HasVector(false), HasLoadStoreOnCond2(false), + HasLoadAndZeroRightmostByte(false), + TargetTriple(TT), InstrInfo(initializeSubtargetDependencies(CPU, FS)), + TLInfo(TM, *this), TSInfo(), FrameLowering() {} bool SystemZSubtarget::isPC32DBLSymbol(const GlobalValue *GV, CodeModel::Model CM) const { |
