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| author | Diana Picus <diana.picus@linaro.org> | 2017-05-17 11:56:07 +0000 |
|---|---|---|
| committer | Diana Picus <diana.picus@linaro.org> | 2017-05-17 11:56:07 +0000 |
| commit | 36e4ba0f6e78f1c4ea9131dadb96f968019504da (patch) | |
| tree | bacba8ff7e13ac8b3e50b463ede1b97cbc59c478 /llvm/lib | |
| parent | 1b8fe5ec8d6fa2f7b085d7f76eab571e851ea468 (diff) | |
| download | bcm5719-llvm-36e4ba0f6e78f1c4ea9131dadb96f968019504da.tar.gz bcm5719-llvm-36e4ba0f6e78f1c4ea9131dadb96f968019504da.zip | |
Revert "[ARM] GlobalISel: Remove dead instruction selection code"
This reverts commit r303247 because the tests are failing on some bots.
Sorry!
llvm-svn: 303249
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/ARM/ARMInstructionSelector.cpp | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/llvm/lib/Target/ARM/ARMInstructionSelector.cpp b/llvm/lib/Target/ARM/ARMInstructionSelector.cpp index b1f059835ff..8c680cdf9b4 100644 --- a/llvm/lib/Target/ARM/ARMInstructionSelector.cpp +++ b/llvm/lib/Target/ARM/ARMInstructionSelector.cpp @@ -345,10 +345,25 @@ bool ARMInstructionSelector::select(MachineInstr &I) const { I.setDesc(TII.get(COPY)); return selectCopy(I, TII, MRI, TRI, RBI); } + case G_ADD: case G_GEP: I.setDesc(TII.get(ARM::ADDrr)); MIB.add(predOps(ARMCC::AL)).add(condCodeOp()); break; + case G_SUB: + I.setDesc(TII.get(ARM::SUBrr)); + MIB.add(predOps(ARMCC::AL)).add(condCodeOp()); + break; + case G_MUL: + if (TII.getSubtarget().hasV6Ops()) { + I.setDesc(TII.get(ARM::MUL)); + } else { + assert(TII.getSubtarget().useMulOps() && "Unsupported target"); + I.setDesc(TII.get(ARM::MULv5)); + MIB->getOperand(0).setIsEarlyClobber(true); + } + MIB.add(predOps(ARMCC::AL)).add(condCodeOp()); + break; case G_FRAME_INDEX: // Add 0 to the given frame index and hope it will eventually be folded into // the user(s). |
