for {
		if auxIntToInt32(v.AuxInt) != 2 {
			break
		}
		cmp := v_0
		if !(buildcfg.GOPPC64 <= 9) {
			break
		}
		v.reset(OpPPC64ISELZ)
		v.AuxInt = int32ToAuxInt(2)
		v0 := b.NewValue0(v.Pos, OpPPC64MOVDconst, typ.Int64)
		v0.AuxInt = int64ToAuxInt(1)
		v.AddArg2(v0, cmp)
		return true
	}
	// match: (SETBC [0] cmp)
	// cond: buildcfg.GOPPC64 <= 9
	// result: (ISELZ [0] (MOVDconst [1]) cmp)

		// significantly so we shouldn't be overly conservative.
		if !canSpeculativelyExecute(b) {
			return false
		}

		// Logically combine the control values for p and b.
		v := b.NewValue0(bc.Pos, op, bc.Type)
		v.AddArg(pc)
		v.AddArg(bc)

		// Set the combined control value as the control value for b.
		b.SetControl(v)

		// Modify p so that it jumps directly to b.
		p.removeEdge(i)

		tofixBackedges = append(tofixBackedges, edgeMem{e, nil})
	}

	// It's possible that there is no memory state (no global/pointer loads/stores or calls)
	if lastMems[f.Entry.ID] == nil {
		lastMems[f.Entry.ID] = f.Entry.NewValue0(f.Entry.Pos, OpInitMem, types.TypeMem)
	}

	memDefsAtBlockEnds := f.Cache.allocValueSlice(f.NumBlocks()) // For each block, the mem def seen at its bottom. Could be from earlier block.

	}
	// Clear everything but ID (which we reuse).
	id := b.ID
	*b = Block{}
	b.ID = id
	b.succstorage[0].b = f.freeBlocks
	f.freeBlocks = b
}

// NewValue0 returns a new value in the block with no arguments and zero aux values.
func (b *Block) NewValue0(pos src.XPos, op Op, t *types.Type) *Value {
	v := b.Func.newValue(op, t, b, pos)
	v.AuxInt = 0
	v.Args = v.argstorage[:0]
	return v
}

	}
}

// If/when midstack inlining is enabled (-l=4), the compiler gets both larger and slower.
// Not-inlining this method is a help (*Value.reset and *Block.NewValue0 are similar).
//
//go:noinline
func (v *Value) AddArg(w *Value) {
	if v.Args == nil {
		v.resetArgs() // use argstorage
	}
	v.Args = append(v.Args, w)
	w.Uses++
}

//go:noinline

// peekPos peeks the top of the line number stack.
func (s *state) peekPos() src.XPos {
	return s.line[len(s.line)-1]
}

// newValue0 adds a new value with no arguments to the current block.
func (s *state) newValue0(op ssa.Op, t *types.Type) *ssa.Value {
	return s.curBlock.NewValue0(s.peekPos(), op, t)
}

// newValue0A adds a new value with no arguments and an aux value to the current block.

	if at == types.TypeMem {
		a.copyOf(m0)
		return a
	}

	makeOf := func(a *Value, op Op, args []*Value) *Value {
		if a == nil {
			a = b.NewValue0(pos, op, at)
			a.AddArgs(args...)
		} else {
			a.resetArgs()
			a.Aux, a.AuxInt = nil, 0
			a.Pos, a.Op, a.Type = pos, op, at
			a.AddArgs(args...)
		}
		return a
	}

	if at.Size() == 0 {

		}
		if resname == "" {
			v = fmt.Sprintf("v%d", rr.Alloc)
		} else {
			v = resname
		}
		rr.Alloc++
		rr.add(declf(rr.Loc, v, "b.NewValue0(%s, Op%s%s, %s)", pos, oparch, op.name, typ))
		if move && top {
			// Rewrite original into a copy
			rr.add(stmtf("v.copyOf(%s)", v))
		}
	}

	if auxint != "" {

func (s *regAllocState) clobberRegs(m regMask) {
	m &= s.allocatable & s.f.Config.gpRegMask // only integer register can contain pointers, only clobber them
	for m != 0 {
		r := pickReg(m)
		m &^= 1 << r
		x := s.curBlock.NewValue0(src.NoXPos, OpClobberReg, types.TypeVoid)
		s.f.setHome(x, &s.registers[r])
	}
}

// setOrig records that c's original value is the same as
// v's original value.