File: VEInstrPatternsVec.td

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//===-- VEInstrPatternsVec.td - VEC_-type SDNodes and isel for VE Target --===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file describes the VEC_* prefixed intermediate SDNodes and their
// isel patterns.
//
//===----------------------------------------------------------------------===//

//===----------------------------------------------------------------------===//
// Instruction format superclass
//===----------------------------------------------------------------------===//

// Sub-register replication for packed broadcast.
def: Pat<(i64 (repl_f32 f32:$val)),
            (ORrr
              (SRLri (f2l $val), 32),
              (zero_i32 (f2l $val)))>;
def: Pat<(i64 (repl_i32 i32:$val)),
            (ORrr
              (zero_f32 (i2l $val)),
              (SLLri (i2l $val), 32))>;


multiclass vbrd_elem32<ValueType v32, ValueType s32, SDPatternOperator ImmOp,
                       SDNodeXForm ImmCast, OutPatFrag SuperRegCast> {
  // VBRDil
  def : Pat<(v32 (vec_broadcast (s32 ImmOp:$sy), i32:$vl)),
            (VBRDil (ImmCast $sy), i32:$vl)>;

  // VBRDrl
  def : Pat<(v32 (vec_broadcast s32:$sy, i32:$vl)),
            (VBRDrl (SuperRegCast $sy), i32:$vl)>;
}

multiclass vbrd_elem64<ValueType v64, ValueType s64,
                       SDPatternOperator ImmOp, SDNodeXForm ImmCast> {
  // VBRDil
  def : Pat<(v64 (vec_broadcast (s64 ImmOp:$sy), i32:$vl)),
            (VBRDil (ImmCast $sy), i32:$vl)>;

  // VBRDrl
  def : Pat<(v64 (vec_broadcast s64:$sy, i32:$vl)),
            (VBRDrl s64:$sy, i32:$vl)>;
}

multiclass extract_insert_elem32<ValueType v32, ValueType s32,
                                 OutPatFrag SubRegCast,
                                 OutPatFrag SuperRegCast> {
  // LVSvi
  def: Pat<(s32 (extractelt v32:$vec, uimm7:$idx)),
           (SubRegCast (LVSvi v32:$vec, (ULO7 $idx)))>;
  // LVSvr
  def: Pat<(s32 (extractelt v32:$vec, i64:$idx)),
           (SubRegCast (LVSvr v32:$vec, $idx))>;

  // LSVir
  def: Pat<(v32 (insertelt v32:$vec, s32:$val, uimm7:$idx)),
           (LSVir_v (ULO7 $idx), (SuperRegCast $val), $vec)>;
  // LSVrr
  def: Pat<(v32 (insertelt v32:$vec, s32:$val, i64:$idx)),
           (LSVrr_v $idx, (SuperRegCast $val), $vec)>;
}

multiclass extract_insert_elem64<ValueType v64, ValueType s64> {
  // LVSvi
  def: Pat<(s64 (extractelt v64:$vec, uimm7:$idx)),
           (LVSvi v64:$vec, (ULO7 $idx))>;
  // LVSvr
  def: Pat<(s64 (extractelt v64:$vec, i64:$idx)),
           (LVSvr v64:$vec, $idx)>;

  // LSVir
  def: Pat<(v64 (insertelt v64:$vec, s64:$val, uimm7:$idx)),
           (LSVir_v (ULO7 $idx), $val, $vec)>;
  // LSVrr
  def: Pat<(v64 (insertelt v64:$vec, s64:$val, i64:$idx)),
           (LSVrr_v $idx, $val, $vec)>;
}

multiclass patterns_elem32<ValueType v32, ValueType s32,
                           SDPatternOperator ImmOp, SDNodeXForm ImmCast,
                           OutPatFrag SubRegCast, OutPatFrag SuperRegCast> {
  defm : vbrd_elem32<v32, s32, ImmOp, ImmCast, SuperRegCast>;
  defm : extract_insert_elem32<v32, s32, SubRegCast, SuperRegCast>;
}

multiclass patterns_elem64<ValueType v64, ValueType s64,
                           SDPatternOperator ImmOp, SDNodeXForm ImmCast> {
  defm : vbrd_elem64<v64, s64, ImmOp, ImmCast>;
  defm : extract_insert_elem64<v64, s64>;
}

defm : patterns_elem32<v256i32, i32, simm7, LO7, l2i, i2l>;
defm : patterns_elem32<v256f32, f32, simm7fp, LO7FP, l2f, f2l>;

defm : patterns_elem64<v256i64, i64, simm7, LO7>;
defm : patterns_elem64<v256f64, f64, simm7fp, LO7FP>;

defm : vbrd_elem64<v512i32, i64, simm7, LO7>;
defm : vbrd_elem64<v512f32, i64, simm7, LO7>;
defm : vbrd_elem64<v512i32, f64, simm7fp, LO7FP>;
defm : vbrd_elem64<v512f32, f64, simm7fp, LO7FP>;