var chans [4]chan bool

// Double return value is just for testing.
//
//export GoStart
func GoStart(i, xdim, ydim, xstart, xend, ystart, yend C.int, a *C.int, n *C.int) (int, int) {
	c := make(chan bool, int(C.MYCONST))
	go func() {
		C.DoStep(xdim, ydim, xstart, xend, ystart, yend, a, n)
		c <- true
	}()
	chans[i] = c
	return int(i), int(i + 100)
}

//export GoWait
func GoWait(i C.int) {
	<-chans[i]

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

#include <assert.h>
#include "life.h"
#include "_cgo_export.h"

const int MYCONST = 0;

// Do the actual manipulation of the life board in C.  This could be
// done easily in Go, we are just using C for demonstration
// purposes.
void
Step(int x, int y, int *a, int *n)
{

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

#include <assert.h>
#include "life.h"
#include "_cgo_export.h"

const int MYCONST = 0;

// Do the actual manipulation of the life board in C.  This could be
// done easily in Go, we are just using C for demonstration
// purposes.
void
Step(int x, int y, int *a, int *n)
{

	constCnt, rewireCnt := 0, 0
	for val, lt := range t.latticeCells {
		if lt.tag == constant {
			if !isConst(val) {
				if t.f.pass.debug > 0 {
					fmt.Printf("Replace %v with %v\n", val.LongString(), lt.val.LongString())
				}
				val.reset(lt.val.Op)
				val.AuxInt = lt.val.AuxInt
				constCnt++
			}
			// If const value controls this block, rewires successors according to its value
			ctrlBlock := t.defBlock[val]

}

func (a nodeQueue) Less(i, j int) bool {
	x, y := a[i], a[j]

	// Prioritize all constants before non-constants. See go.dev/issue/66575/.
	_, xConst := x.obj.(*Const)
	_, yConst := y.obj.(*Const)
	if xConst != yConst {
		return xConst
	}

	// nodes are prioritized by number of incoming dependencies (1st key)
	// and source order (2nd key)

}

func (a nodeQueue) Less(i, j int) bool {
	x, y := a[i], a[j]

	// Prioritize all constants before non-constants. See go.dev/issue/66575/.
	_, xConst := x.obj.(*Const)
	_, yConst := y.obj.(*Const)
	if xConst != yConst {
		return xConst
	}

	// nodes are prioritized by number of incoming dependencies (1st key)
	// and source order (2nd key)

        }
    }

    @Override
    public void visit(FieldDeclaration fieldDeclaration, ClassMetaDataRepository<ClassMetaData> arg) {
        boolean isConst = getCurrentClass().isInterface() || (fieldDeclaration.isStatic() && fieldDeclaration.isFinal());
        if (isConst) {
            fieldDeclaration.getVariables().forEach(variableDeclarator -> {
                String constName = variableDeclarator.getNameAsString();

      if (!llvm::isa<TFL::ConstOp, TFL::QConstOp, arith::ConstantOp>(op))
        return;

      // We only fold int32/int64 for Const and i32 for QConst if not specify
      // all constants flag. (Since they're more like "configs" or i32 biases.)
      // We will fold every const ops (and q_const ops) if we speicfy the
      // fold_all_constants_flag.
      if (!fold_all_constants_flag_) {
        if (!IsConstOrQConstInt(op)) return;

(MOVWUreg (ANDconst [c] x)) => (ANDconst [c&(1<<32-1)] x)
(MOVHUreg (ANDconst [c] x)) => (ANDconst [c&(1<<16-1)] x)
(MOVBUreg (ANDconst [c] x)) => (ANDconst [c&(1<<8-1)] x)
(ORconst  [c] (MOVDconst [d]))  => (MOVDconst [c|d])
(ORconst  [c] (ORconst [d] x))  => (ORconst [c|d] x)
(XORconst [c] (MOVDconst [d]))  => (MOVDconst [c^d])
(XORconst [c] (XORconst [d] x)) => (XORconst [c^d] x)
(MVN (MOVDconst [c])) => (MOVDconst [^c])

	(RSBconst [32] (CLZ <t> (SUBconst <typ.UInt32> (AND <typ.UInt32> (ORconst <typ.UInt32> [0x10000] x) (RSBconst <typ.UInt32> [0] (ORconst <typ.UInt32> [0x10000] x))) [1])))
(Ctz8 <t> x) && buildcfg.GOARM.Version<=6 =>
	(RSBconst [32] (CLZ <t> (SUBconst <typ.UInt32> (AND <typ.UInt32> (ORconst <typ.UInt32> [0x100] x) (RSBconst <typ.UInt32> [0] (ORconst <typ.UInt32> [0x100] x))) [1])))

// count trailing zero for ARMv7