diff options
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/X86/X86InstrAVX512.td | 14 |
1 files changed, 1 insertions, 13 deletions
diff --git a/llvm/lib/Target/X86/X86InstrAVX512.td b/llvm/lib/Target/X86/X86InstrAVX512.td index 48da35f11a2..e1516dd745c 100644 --- a/llvm/lib/Target/X86/X86InstrAVX512.td +++ b/llvm/lib/Target/X86/X86InstrAVX512.td @@ -9797,19 +9797,7 @@ defm : AVX512_pmovx_patterns<"VPMOVZX", zext, zext_invec>; let Predicates = [HasAVX512, NoBWI] in { def: Pat<(v16i8 (trunc (v16i16 VR256X:$src))), (VPMOVDBZrr (v16i32 (VPMOVZXWDZrr VR256X:$src)))>; -def: Pat<(v16i8 (trunc (bc_v16i16 (loadv4i64 addr:$src)))), - (VPMOVDBZrr (v16i32 (VPMOVZXWDZrm addr:$src)))>; -def: Pat<(store (v16i8 (trunc (v16i16 VR256X:$src))), addr:$dst), - (VPMOVDBZmr addr:$dst, (v16i32 (VPMOVZXWDZrr VR256X:$src)))>; -} - -// Without BWI we can't do a trunc from v16i16 to v16i8. DAG combine can merge -// ext+trunc aggresively making it impossible to legalize the DAG to this -// pattern directly. -let Predicates = [HasAVX512, NoBWI] in { -def: Pat<(v16i8 (trunc (v16i16 VR256X:$src))), - (VPMOVDBZrr (v16i32 (VPMOVZXWDZrr VR256X:$src)))>; -def: Pat<(v16i8 (trunc (bc_v16i16 (loadv4i64 addr:$src)))), +def: Pat<(v16i8 (trunc (loadv16i16 addr:$src))), (VPMOVDBZrr (v16i32 (VPMOVZXWDZrm addr:$src)))>; def: Pat<(store (v16i8 (trunc (v16i16 VR256X:$src))), addr:$dst), (VPMOVDBZmr addr:$dst, (v16i32 (VPMOVZXWDZrr VR256X:$src)))>; |
