[llvm] [RISCV] Remove duplicate vsha2ch/vsha2cl/vsha2ms i32 patterns. NFC (PR #151835)

[Craig Topper via llvm-commits]

https://github.com/topperc created https://github.com/llvm/llvm-project/pull/151835

We had separate i32 patterns for Zvknha and Zvknhb. Use an Or predicate to combine them.

>From e0d4d0165fd351b3c474df245be4d783227067d1 Mon Sep 17 00:00:00 2001
From: Craig Topper <craig.topper at sifive.com>
Date: Sat, 2 Aug 2025 11:30:29 -0700
Subject: [PATCH] [RISCV] Remove duplicate vsha2ch/vsha2cl/vsha2ms i32
 patterns. NFC

We had separate i32 patterns for Zvknha and Zvknhb. Use an Or
predicate to combine them.
---
 llvm/lib/Target/RISCV/RISCVInstrInfoZvk.td | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/llvm/lib/Target/RISCV/RISCVInstrInfoZvk.td b/llvm/lib/Target/RISCV/RISCVInstrInfoZvk.td
index 1efe61662d65d..5a5a9edebd925 100644
--- a/llvm/lib/Target/RISCV/RISCVInstrInfoZvk.td
+++ b/llvm/lib/Target/RISCV/RISCVInstrInfoZvk.td
@@ -206,8 +206,6 @@ let Predicates = [HasStdExtZvksh], RVVConstraint = VS2Constraint in {
 //===----------------------------------------------------------------------===//
 
 defvar I32IntegerVectors = !filter(vti, AllIntegerVectors, !eq(vti.SEW, 32));
-defvar I32I64IntegerVectors = !filter(vti, AllIntegerVectors,
-                                      !or(!eq(vti.SEW, 32), !eq(vti.SEW, 64)));
 
 class ZvkI32IntegerVectors<string vd_lmul> {
   list<VTypeInfo> vs2_types = !cond(!eq(vd_lmul, "M8")  : !filter(vti, I32IntegerVectors, !le(vti.LMul.octuple, 32)),
@@ -1126,16 +1124,16 @@ let Predicates = [HasStdExtZvkned] in {
   defm : VPatUnaryV_S_NoMaskVectorCrypto<"int_riscv_vaesz", "PseudoVAESZ", I32IntegerVectors>;
 } // Predicates = [HasStdExtZvkned]
 
-let Predicates = [HasStdExtZvknha] in {
+let Predicates = [HasStdExtZvknhaOrZvknhb] in {
   defm : VPatBinaryV_VV_NoMask<"int_riscv_vsha2ch", "PseudoVSHA2CH", I32IntegerVectors>;
   defm : VPatBinaryV_VV_NoMask<"int_riscv_vsha2cl", "PseudoVSHA2CL", I32IntegerVectors>;
   defm : VPatBinaryV_VV_NoMask<"int_riscv_vsha2ms", "PseudoVSHA2MS", I32IntegerVectors, isSEWAware=true>;
 } // Predicates = [HasStdExtZvknha]
 
 let Predicates = [HasStdExtZvknhb] in {
-  defm : VPatBinaryV_VV_NoMask<"int_riscv_vsha2ch", "PseudoVSHA2CH", I32I64IntegerVectors>;
-  defm : VPatBinaryV_VV_NoMask<"int_riscv_vsha2cl", "PseudoVSHA2CL", I32I64IntegerVectors>;
-  defm : VPatBinaryV_VV_NoMask<"int_riscv_vsha2ms", "PseudoVSHA2MS", I32I64IntegerVectors, isSEWAware=true>;
+  defm : VPatBinaryV_VV_NoMask<"int_riscv_vsha2ch", "PseudoVSHA2CH", I64IntegerVectors>;
+  defm : VPatBinaryV_VV_NoMask<"int_riscv_vsha2cl", "PseudoVSHA2CL", I64IntegerVectors>;
+  defm : VPatBinaryV_VV_NoMask<"int_riscv_vsha2ms", "PseudoVSHA2MS", I64IntegerVectors, isSEWAware=true>;
 } // Predicates = [HasStdExtZvknhb]
 
 let Predicates = [HasStdExtZvksed] in {