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| author | Nate Begeman <natebegeman@mac.com> | 2006-01-14 03:14:10 +0000 |
|---|---|---|
| committer | Nate Begeman <natebegeman@mac.com> | 2006-01-14 03:14:10 +0000 |
| commit | 2fba8a3aaa778176a68dfc78b39bcb1b4932a0b9 (patch) | |
| tree | 0287e4215ca009958855fc3a55b9ce3d6d2c2dc6 /llvm/lib/Target/X86 | |
| parent | 8f8504b3c61a6a651ceda2eae60f815b4d625fdf (diff) | |
| download | bcm5719-llvm-2fba8a3aaa778176a68dfc78b39bcb1b4932a0b9.tar.gz bcm5719-llvm-2fba8a3aaa778176a68dfc78b39bcb1b4932a0b9.zip | |
bswap implementation
llvm-svn: 25312
Diffstat (limited to 'llvm/lib/Target/X86')
| -rw-r--r-- | llvm/lib/Target/X86/X86ISelLowering.cpp | 2 | ||||
| -rw-r--r-- | llvm/lib/Target/X86/X86InstrInfo.td | 4 |
2 files changed, 5 insertions, 1 deletions
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp index d93ec3a5375..a749380b864 100644 --- a/llvm/lib/Target/X86/X86ISelLowering.cpp +++ b/llvm/lib/Target/X86/X86ISelLowering.cpp @@ -109,6 +109,7 @@ X86TargetLowering::X86TargetLowering(TargetMachine &TM) setOperationAction(ISD::READCYCLECOUNTER , MVT::i64 , Custom); if (!X86DAGIsel) { + setOperationAction(ISD::BSWAP , MVT::i32 , Expand); setOperationAction(ISD::ROTL , MVT::i8 , Expand); setOperationAction(ISD::ROTR , MVT::i8 , Expand); setOperationAction(ISD::ROTL , MVT::i16 , Expand); @@ -116,6 +117,7 @@ X86TargetLowering::X86TargetLowering(TargetMachine &TM) setOperationAction(ISD::ROTL , MVT::i32 , Expand); setOperationAction(ISD::ROTR , MVT::i32 , Expand); } + setOperationAction(ISD::BSWAP , MVT::i16 , Expand); setOperationAction(ISD::READIO , MVT::i1 , Expand); setOperationAction(ISD::READIO , MVT::i8 , Expand); diff --git a/llvm/lib/Target/X86/X86InstrInfo.td b/llvm/lib/Target/X86/X86InstrInfo.td index 291abd48e35..5427e249d0f 100644 --- a/llvm/lib/Target/X86/X86InstrInfo.td +++ b/llvm/lib/Target/X86/X86InstrInfo.td @@ -518,7 +518,9 @@ def POP32r : I<0x58, AddRegFrm, let isTwoAddress = 1 in // R32 = bswap R32 def BSWAP32r : I<0xC8, AddRegFrm, - (ops R32:$dst, R32:$src), "bswap{l} $dst", []>, TB; + (ops R32:$dst, R32:$src), + "bswap{l} $dst", + [(set R32:$dst, (bswap R32:$src))]>, TB; def XCHG8rr : I<0x86, MRMDestReg, // xchg R8, R8 (ops R8:$src1, R8:$src2), |
