AVX512: Change VPMOVB2M DAG lowering , use CVT2MASK node instead TRUNCATE.
Fix TRUNCATE lowering vector to vector i1, use LSB and not MSB.
Implement VPMOVB/W/D/Q2M intrinsic.
Details
Details
Diff Detail
Diff Detail
- Repository
- rL LLVM
Event Timeline
Comment Actions
Please take the shifts patch separately.
| lib/Target/X86/X86ISelLowering.cpp | ||
|---|---|---|
| 13439 | 32i8? | |
Comment Actions
Shifts patch committed separately.
Thanks for review
| lib/Target/X86/X86ISelLowering.cpp | ||
|---|---|---|
| 13439 | 32i8/16i8 can be implememnted by extending to 32i16/32i32 to avoid memory access | |
Comment Actions
LGTM
| lib/Target/X86/X86ISelLowering.cpp | ||
|---|---|---|
| 13412 | Please add comments that you need SIGN_EXTEND from i8 to i16 because there is no SHIFT operation on byte level | |
Please add comments that you need SIGN_EXTEND from i8 to i16 because there is no SHIFT operation on byte level