Differential D42526

[X86][XOP] Update isVectorShiftByScalarCheap with cases covered by XOP
ClosedPublic
Actions

Authored by RKSimon on Jan 25 2018, 3:42 AM.

Tags

None

Subscribers

Details

Reviewers

zvi
craig.topper
spatel

Commits

rG073f089c6e5b: [X86][XOP] Update isVectorShiftByScalarCheap with cases covered by XOP
rL323797: [X86][XOP] Update isVectorShiftByScalarCheap with cases covered by XOP

Summary

Similar to D42437, XOP support variable shift for v16i8/v8i16/v4i32/v2i64 types.

Diff Detail

Repository: rL LLVM

Event Timeline

RKSimon created this revision.Jan 25 2018, 3:42 AM

Herald added subscribers: tschuett, rengolin. · View Herald TranscriptJan 25 2018, 3:42 AM

LGTM

This revision is now accepted and ready to land.Jan 30 2018, 5:24 AM

Closed by commit rL323797: [X86][XOP] Update isVectorShiftByScalarCheap with cases covered by XOP (authored by RKSimon). · Explain WhyJan 30 2018, 10:12 AM

This revision was automatically updated to reflect the committed changes.

Revision Contents
Changeset List

Path

Size

llvm/

trunk/

lib/

Target/

X86/

X86ISelLowering.cpp

5 lines

test/

Transforms/

CodeGenPrepare/

X86/

x86-shuffle-sink.ll

9 lines

Diff 131997

llvm/trunk/lib/Target/X86/X86ISelLowering.cpp

Loading...

llvm/trunk/test/Transforms/CodeGenPrepare/X86/x86-shuffle-sink.ll

Loading...