// gcMarkRootCheck checks that all roots have been scanned. It is
// purely for debugging.
func gcMarkRootCheck() {
	if work.markrootNext < work.markrootJobs {
		print(work.markrootNext, " of ", work.markrootJobs, " markroot jobs done\n")
		throw("left over markroot jobs")
	}

	// Check that stacks have been scanned.
	//
	// We only check the first nStackRoots Gs that we should have scanned.

	DeclarationErrors                  // report declaration errors
)

// The parser structure holds the parser's internal state.
type parser struct {
	file *token.File
	scanner.ErrorVector
	scanner scanner.Scanner

	// Tracing/debugging
	mode   uint // parsing mode
	trace  bool // == (mode & Trace != 0)
	indent uint // indentation used for tracing output

	// Comments
	comments    []*ast.CommentGroup

	heapScan atomic.Uint64

	// lastHeapScan is the number of bytes of heap that were scanned
	// last GC cycle. It is the same as heapMarked, but only
	// includes the "scannable" parts of objects.
	//
	// Updated when the world is stopped.
	lastHeapScan uint64

	// lastStackScan is the number of bytes of stack that were scanned
	// last GC cycle.
	lastStackScan atomic.Uint64

package parser

import (
	"fmt"
	"go/ast"
	"go/build/constraint"
	"go/internal/typeparams"
	"go/scanner"
	"go/token"
	"strings"
)

// The parser structure holds the parser's internal state.
type parser struct {
	file    *token.File
	errors  scanner.ErrorList
	scanner scanner.Scanner

	// Tracing/debugging
	mode   Mode // parsing mode
	trace  bool // == (mode&Trace != 0)

	}

	// Restore 64-bit alignment on 32-bit.
	_ uint32

	// bytesMarked is the number of bytes marked this cycle. This
	// includes bytes blackened in scanned objects, noscan objects
	// that go straight to black, and permagrey objects scanned by
	// markroot during the concurrent scan phase. This is updated
	// atomically during the cycle. Updates may be batched
	// arbitrarily, since the value is only read at the end of the

          "interval": "1m",
          "legendFormat": "[{{server}}]",
          "refId": "A"
        }
      ],
      "title": "Scanned Objects",
      "type": "timeseries"
    },
    {
      "datasource": {
        "type": "prometheus",
        "uid": "${DS_PROMETHEUS}"
      },
      "fieldConfig": {
        "defaults": {

func (p *parser) init(file *PosBase, r io.Reader, errh ErrorHandler, pragh PragmaHandler, mode Mode) {
	p.top = true
	p.file = file
	p.errh = errh
	p.mode = mode
	p.pragh = pragh
	p.scanner.init(
		r,
		// Error and directive handler for scanner.
		// Because the (line, col) positions passed to the
		// handler is always at or after the current reading
		// position, it is safe to use the most recent position

	// helps performance.
	nelems uint16 // number of object in the span.
	// freeIndexForScan is like freeindex, except that freeindex is
	// used by the allocator whereas freeIndexForScan is used by the
	// GC scanner. They are two fields so that the GC sees the object
	// is allocated only when the object and the heap bits are
	// initialized (see also the assignment of freeIndexForScan in
	// mallocgc, and issue 54596).

// CHECK-DAG: "tfl.minimum"(%{{.*}}, %[[cst4]]) : (tensor<32xf32>, tensor<32xf32>) -> tensor<32xf32>
}

// Make sure quantization parameters are scanned from weight, but not from bias.
// CHECK-LABEL: QuantizeWeight
func.func @QuantizeWeight(%arg0: tensor<1x224x224x3xf32>) -> tensor<1x112x112x32xf32> {
  %w = arith.constant dense<1.0> : tensor<32x3x3x3xf32>

// using a delete-marker and MetaSys entries. It's used to track tiered content of a
// deleted/overwritten version. This version is visible _only_to the scanner routine, for subsequent deletion.
// This kind of tracking is necessary since a version's tiered content is deleted asynchronously.

// Backend directory tree structure:
// disk1/
// └── bucket
//     └── object