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| author | Ivan A. Kosarev <ikosarev@accesssoftek.com> | 2018-07-05 08:59:49 +0000 |
|---|---|---|
| committer | Ivan A. Kosarev <ikosarev@accesssoftek.com> | 2018-07-05 08:59:49 +0000 |
| commit | 466037900c34e2d2727e8688088f8d2b9eef81bd (patch) | |
| tree | fa8d8c38959474444797b7b87dbb56dd7413b56f /llvm/lib/Target/ARM | |
| parent | 097ab704c9c43a85e918d6c2c9366e08b677b91d (diff) | |
| download | bcm5719-llvm-466037900c34e2d2727e8688088f8d2b9eef81bd.tar.gz bcm5719-llvm-466037900c34e2d2727e8688088f8d2b9eef81bd.zip | |
[NEON] Fix combining of vldx_dup intrinsics with updating of base addresses
Resolves:
Unsupported ARM Neon intrinsics in Target-specific DAG combine
function for VLDDUP
https://bugs.llvm.org/show_bug.cgi?id=38031
Related diff: D48439
Differential Revision: https://reviews.llvm.org/D48920
llvm-svn: 336325
Diffstat (limited to 'llvm/lib/Target/ARM')
| -rw-r--r-- | llvm/lib/Target/ARM/ARMISelLowering.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/llvm/lib/Target/ARM/ARMISelLowering.cpp b/llvm/lib/Target/ARM/ARMISelLowering.cpp index 6e5942fb6ed..9b143dcff73 100644 --- a/llvm/lib/Target/ARM/ARMISelLowering.cpp +++ b/llvm/lib/Target/ARM/ARMISelLowering.cpp @@ -11488,6 +11488,12 @@ static SDValue CombineBaseUpdate(SDNode *N, NumVecs = 3; break; case Intrinsic::arm_neon_vld4: NewOpc = ARMISD::VLD4_UPD; NumVecs = 4; break; + case Intrinsic::arm_neon_vld2dup: + case Intrinsic::arm_neon_vld3dup: + case Intrinsic::arm_neon_vld4dup: + // TODO: Support updating VLDxDUP nodes. For now, we just skip + // combining base updates for such intrinsics. + continue; case Intrinsic::arm_neon_vld2lane: NewOpc = ARMISD::VLD2LN_UPD; NumVecs = 2; isLaneOp = true; break; case Intrinsic::arm_neon_vld3lane: NewOpc = ARMISD::VLD3LN_UPD; |
