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| author | Craig Topper <craig.topper@gmail.com> | 2012-12-17 05:02:29 +0000 |
|---|---|---|
| committer | Craig Topper <craig.topper@gmail.com> | 2012-12-17 05:02:29 +0000 |
| commit | f924a58af1ab13b3c2c1df75ca22e6fad92097b0 (patch) | |
| tree | 7251c4756241926ba450d70987b4d2fd1446e46a /llvm/lib | |
| parent | 5b08cf773696126d8744ca707ab11eae176c2e18 (diff) | |
| download | bcm5719-llvm-f924a58af1ab13b3c2c1df75ca22e6fad92097b0.tar.gz bcm5719-llvm-f924a58af1ab13b3c2c1df75ca22e6fad92097b0.zip | |
Add rest of BMI/BMI2 instructions to the folding tables as well as popcnt and lzcnt.
llvm-svn: 170304
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/X86/X86InstrInfo.cpp | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/llvm/lib/Target/X86/X86InstrInfo.cpp b/llvm/lib/Target/X86/X86InstrInfo.cpp index b71eeca36d6..962977f6520 100644 --- a/llvm/lib/Target/X86/X86InstrInfo.cpp +++ b/llvm/lib/Target/X86/X86InstrInfo.cpp @@ -562,7 +562,23 @@ X86InstrInfo::X86InstrInfo(X86TargetMachine &tm) { X86::VBROADCASTSSYrr, X86::VBROADCASTSSYrm, TB_NO_REVERSE }, { X86::VBROADCASTSDYrr, X86::VBROADCASTSDYrm, TB_NO_REVERSE }, - // BMI/BMI2 foldable instructions + // BMI/BMI2/LZCNT/POPCNT foldable instructions + { X86::BEXTR32rr, X86::BEXTR32rm, 0 }, + { X86::BEXTR64rr, X86::BEXTR64rm, 0 }, + { X86::BLSI32rr, X86::BLSI32rm, 0 }, + { X86::BLSI64rr, X86::BLSI64rm, 0 }, + { X86::BLSMSK32rr, X86::BLSMSK32rm, 0 }, + { X86::BLSMSK64rr, X86::BLSMSK64rm, 0 }, + { X86::BLSR32rr, X86::BLSR32rm, 0 }, + { X86::BLSR64rr, X86::BLSR64rm, 0 }, + { X86::BZHI32rr, X86::BZHI32rm, 0 }, + { X86::BZHI64rr, X86::BZHI64rm, 0 }, + { X86::LZCNT16rr, X86::LZCNT16rm, 0 }, + { X86::LZCNT32rr, X86::LZCNT32rm, 0 }, + { X86::LZCNT64rr, X86::LZCNT64rm, 0 }, + { X86::POPCNT16rr, X86::POPCNT16rm, 0 }, + { X86::POPCNT32rr, X86::POPCNT32rm, 0 }, + { X86::POPCNT64rr, X86::POPCNT64rm, 0 }, { X86::RORX32ri, X86::RORX32mi, 0 }, { X86::RORX64ri, X86::RORX64mi, 0 }, { X86::SARX32rr, X86::SARX32rm, 0 }, @@ -571,6 +587,9 @@ X86InstrInfo::X86InstrInfo(X86TargetMachine &tm) { X86::SHRX64rr, X86::SHRX64rm, 0 }, { X86::SHLX32rr, X86::SHLX32rm, 0 }, { X86::SHLX64rr, X86::SHLX64rm, 0 }, + { X86::TZCNT16rr, X86::TZCNT16rm, 0 }, + { X86::TZCNT32rr, X86::TZCNT32rm, 0 }, + { X86::TZCNT64rr, X86::TZCNT64rm, 0 }, }; for (unsigned i = 0, e = array_lengthof(OpTbl1); i != e; ++i) { @@ -1156,8 +1175,14 @@ X86InstrInfo::X86InstrInfo(X86TargetMachine &tm) { X86::VFMSUBADDPD4rrY, X86::VFMSUBADDPD4mrY, TB_ALIGN_32 }, // BMI/BMI2 foldable instructions + { X86::ANDN32rr, X86::ANDN32rm, 0 }, + { X86::ANDN64rr, X86::ANDN64rm, 0 }, { X86::MULX32rr, X86::MULX32rm, 0 }, { X86::MULX64rr, X86::MULX64rm, 0 }, + { X86::PDEP32rr, X86::PDEP32rm, 0 }, + { X86::PDEP64rr, X86::PDEP64rm, 0 }, + { X86::PEXT32rr, X86::PEXT32rm, 0 }, + { X86::PEXT64rr, X86::PEXT64rm, 0 }, }; for (unsigned i = 0, e = array_lengthof(OpTbl2); i != e; ++i) { |
