diff options
| author | Krzysztof Parzyszek <kparzysz@codeaurora.org> | 2016-08-19 14:04:45 +0000 |
|---|---|---|
| committer | Krzysztof Parzyszek <kparzysz@codeaurora.org> | 2016-08-19 14:04:45 +0000 |
| commit | 8fa77e005c42559d53973c4742b4c983021294b8 (patch) | |
| tree | d8c56a9207a897dcaf51af74e1cfc9f74fea6d70 /lib/Target/Hexagon/HexagonVLIWPacketizer.cpp | |
| parent | 43073745dedf53e1581a46880d9262e363f99faf (diff) | |
[Hexagon] Mark PS_jumpret as pseudo-instruction, expand it into J2_jumpr
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@279241 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/Hexagon/HexagonVLIWPacketizer.cpp')
| -rw-r--r-- | lib/Target/Hexagon/HexagonVLIWPacketizer.cpp | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/lib/Target/Hexagon/HexagonVLIWPacketizer.cpp b/lib/Target/Hexagon/HexagonVLIWPacketizer.cpp index f4fce99307a..e0f8b44a801 100644 --- a/lib/Target/Hexagon/HexagonVLIWPacketizer.cpp +++ b/lib/Target/Hexagon/HexagonVLIWPacketizer.cpp @@ -323,7 +323,6 @@ static bool doesModifyCalleeSavedReg(const MachineInstr &MI, return false; } -// TODO: MI->isIndirectBranch() and IsRegisterJump(MI) // Returns true if an instruction can be promoted to .new predicate or // new-value store. bool HexagonPacketizerList::isNewifiable(const MachineInstr &MI, @@ -333,7 +332,7 @@ bool HexagonPacketizerList::isNewifiable(const MachineInstr &MI, if (NewRC == &Hexagon::PredRegsRegClass) if (HII->isV60VectorInstruction(MI) && MI.mayStore()) return false; - return HII->isCondInst(MI) || MI.isReturn() || HII->mayBeNewStore(MI); + return HII->isCondInst(MI) || HII->isJumpR(MI) || HII->mayBeNewStore(MI); } // Promote an instructiont to its .cur form. @@ -798,10 +797,8 @@ bool HexagonPacketizerList::canPromoteToDotNew(const MachineInstr &MI, return false; // predicate .new - // bug 5670: until that is fixed - // TODO: MI->isIndirectBranch() and IsRegisterJump(MI) if (RC == &Hexagon::PredRegsRegClass) - if (HII->isCondInst(MI) || MI.isReturn()) + if (HII->isCondInst(MI) || HII->isJumpR(MI)) return HII->predCanBeUsedAsDotNew(PI, DepReg); if (RC != &Hexagon::PredRegsRegClass && !HII->mayBeNewStore(MI)) @@ -1291,7 +1288,7 @@ bool HexagonPacketizerList::isLegalToPacketizeTogether(SUnit *SUI, SUnit *SUJ) { RC = HRI->getMinimalPhysRegClass(DepReg); } - if (I.isCall() || I.isReturn() || HII->isTailCall(I)) { + if (I.isCall() || HII->isJumpR(I) || HII->isTailCall(I)) { if (!isRegDependence(DepType)) continue; if (!isCallDependent(I, DepType, SUJ->Succs[i].getReg())) |