[AVX-512] Remove KSET0B/KSET1B in favor of the patterns that select KSET0W/KSET1W...

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@293458 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/X86/X86InstrAVX512.td b/lib/Target/X86/X86InstrAVX512.td
index 38719ad93b4ee457825008525372dc996e67cf23..2a2ab660c9193d747ebe3397e5c26415367ebfd0 100644 (file)
--- a/lib/Target/X86/X86InstrAVX512.td
+++ b/lib/Target/X86/X86InstrAVX512.td
@@ -2548,7 +2548,6 @@ multiclass avx512_mask_setop<RegisterClass KRC, ValueType VT, PatFrag Val> {
 }
 
 multiclass avx512_mask_setop_w<PatFrag Val> {
-  defm B : avx512_mask_setop<VK8,   v8i1, Val>;
   defm W : avx512_mask_setop<VK16, v16i1, Val>;
   defm D : avx512_mask_setop<VK32,  v32i1, Val>;
   defm Q : avx512_mask_setop<VK64, v64i1, Val>;

diff --git a/lib/Target/X86/X86InstrInfo.cpp b/lib/Target/X86/X86InstrInfo.cpp
index 11aa5444b50f0dbf65952a58ea1442b60b4a8901..46a7604ec6913328d3f0d882e44ef0180687d021 100644 (file)
--- a/lib/Target/X86/X86InstrInfo.cpp
+++ b/lib/Target/X86/X86InstrInfo.cpp
@@ -7049,11 +7049,9 @@ bool X86InstrInfo::expandPostRAPseudo(MachineInstr &MI) const {
   // registers, since it is not usable as a write mask.
   // FIXME: A more advanced approach would be to choose the best input mask
   // register based on context.
-  case X86::KSET0B:
   case X86::KSET0W: return Expand2AddrKreg(MIB, get(X86::KXORWrr), X86::K0);
   case X86::KSET0D: return Expand2AddrKreg(MIB, get(X86::KXORDrr), X86::K0);
   case X86::KSET0Q: return Expand2AddrKreg(MIB, get(X86::KXORQrr), X86::K0);
-  case X86::KSET1B:
   case X86::KSET1W: return Expand2AddrKreg(MIB, get(X86::KXNORWrr), X86::K0);
   case X86::KSET1D: return Expand2AddrKreg(MIB, get(X86::KXNORDrr), X86::K0);
   case X86::KSET1Q: return Expand2AddrKreg(MIB, get(X86::KXNORQrr), X86::K0);