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| author | Anton Korobeynikov <asl@math.spbu.ru> | 2009-07-16 14:07:24 +0000 |
|---|---|---|
| committer | Anton Korobeynikov <asl@math.spbu.ru> | 2009-07-16 14:07:24 +0000 |
| commit | 983d3a1ee521d8d3ecbbd03a379f33a00a3d0690 (patch) | |
| tree | a89c19f9d839433b4abc059489641a2851bfb07e /lib | |
| parent | 57b04e6fa7195e1f398950ed076512ac24ab30a2 (diff) | |
Exapnd br_jt into indirect branch. Provide pattern for indirect branches.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75983 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Target/SystemZ/SystemZISelLowering.cpp | 1 | ||||
| -rw-r--r-- | lib/Target/SystemZ/SystemZInstrInfo.td | 6 |
2 files changed, 7 insertions, 0 deletions
diff --git a/lib/Target/SystemZ/SystemZISelLowering.cpp b/lib/Target/SystemZ/SystemZISelLowering.cpp index 87ea5c3dda..498aec8925 100644 --- a/lib/Target/SystemZ/SystemZISelLowering.cpp +++ b/lib/Target/SystemZ/SystemZISelLowering.cpp @@ -62,6 +62,7 @@ SystemZTargetLowering::SystemZTargetLowering(SystemZTargetMachine &tm) : setOperationAction(ISD::RET, MVT::Other, Custom); + setOperationAction(ISD::BR_JT, MVT::Other, Expand); setOperationAction(ISD::BRCOND, MVT::Other, Expand); setOperationAction(ISD::BR_CC, MVT::i32, Custom); setOperationAction(ISD::BR_CC, MVT::i64, Custom); diff --git a/lib/Target/SystemZ/SystemZInstrInfo.td b/lib/Target/SystemZ/SystemZInstrInfo.td index 8969bdfe0b..469fcfe6f0 100644 --- a/lib/Target/SystemZ/SystemZInstrInfo.td +++ b/lib/Target/SystemZ/SystemZInstrInfo.td @@ -99,6 +99,12 @@ let isBranch = 1, isTerminator = 1 in { let isBarrier = 1 in def JMP : Pseudo<(outs), (ins brtarget:$dst), "j\t{$dst}", [(br bb:$dst)]>; + let isBarrier = 1, isIndirectBranch = 1 in { + def JMPr : Pseudo<(outs), (ins GR64:$dst), "br\t{$dst}", [(brind GR64:$dst)]>; + // FIXME: displacement here is 12 bits + def JMPrri : Pseudo<(outs), (ins rriaddr:$dst), "b\t{$dst}", [(brind rriaddr:$dst)]>; + } + let Uses = [PSW] in { def JE : Pseudo<(outs), (ins brtarget:$dst), "je\t$dst", |