argSize = abid.stackCallArgsSize
	retOffset = abid.retOffset
	frametype = toType(ft)

	// Expand stack pointer bitmap into byte-map.
	for i := uint32(0); i < abid.stackPtrs.n; i++ {
		stack = append(stack, abid.stackPtrs.data[i/8]>>(i%8)&1)
	}

	// Expand register pointer bitmaps into byte-maps.
	bool2byte := func(b bool) byte {
		if b {
			return 1
		}
		return 0
	}
	for i := 0; i < intArgRegs; i++ {

	stackCallArgsSize, retOffset, spill uintptr

	// stackPtrs is a bitmap that indicates whether
	// each word in the ABI stack space (stack-assigned
	// args + return values) is a pointer. Used
	// as the heap pointer bitmap for stack space
	// passed to reflectcall.
	stackPtrs *bitVector

	// inRegPtrs is a bitmap whose i'th bit indicates
	// whether the i'th integer argument register contains

//
// Pages are managed using a bitmap that is sharded into chunks.
// In the bitmap, 1 means in-use, and 0 means free. The bitmap spans the
// process's address space. Chunks are managed in a sparse-array-style structure
// similar to mheap.arenas, since the bitmap may be large on some systems.
//
// The bitmap is efficiently searched by using a radix tree in combination

image/x-portable-anymap        pnm              #
image/x-portable-bitmap        pbm              #
image/x-portable-graymap       pgm              #
image/x-portable-pixmap        ppm              #
image/x-rgb                    rgb              # RGB Image File
image/x-xbitmap                xbm              # X-bitmap Image File
image/x-xpixmap                xpm              # X-pixmap Image File
image/x-xwindowdump            xwd              #

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

// Issue 15747: liveness analysis was marking heap-escaped params live too much,
// and worse was using the wrong bitmap bits to do so.

package p

var global *[]byte

type Q struct{}

type T struct{ M string }

var b bool

}

// return current length of bitmap in bits.
func (bm Bitmap) Len() int {
	return len(bm) * 32
}

// return the number of bits set.
func (bm Bitmap) Count() int {
	s := 0
	for _, x := range bm {
		s += bits.OnesCount32(x)
	}
	return s
}

func MakeBitmap(n int) Bitmap {
	return make(Bitmap, (n+31)/32)
}

// growBitmap insures that the specified bitmap has enough capacity,

		i, n uint // bit range to popcnt over.
		want uint // expected popcnt result on that range.
	}
	tests := map[string]struct {
		init  []BitRange // bit ranges to set to 1 in the bitmap.
		tests []test     // a set of popcnt tests to run over the bitmap.
	}{
		"None": {
			tests: []test{
				{0, 1, 0},
				{5, 3, 0},
				{2, 11, 0},
				{PallocChunkPages/4 + 1, PallocChunkPages / 2, 0},
				{0, PallocChunkPages, 0},

// a pageCachePages*pageSize chunk of memory with 0 or more free
// pages in it.
type pageCache struct {
	base  uintptr // base address of the chunk
	cache uint64  // 64-bit bitmap representing free pages (1 means free)
	scav  uint64  // 64-bit bitmap representing scavenged pages (1 means scavenged)
}

// empty reports whether the page cache has no free pages.
func (c *pageCache) empty() bool {
	return c.cache == 0
}

)

// MaxPtrmaskBytes is the maximum length of a GC ptrmask bitmap,
// which holds 1-bit entries describing where pointers are in a given type.
// Above this length, the GC information is recorded as a GC program,
// which can express repetition compactly. In either form, the
// information is used by the runtime to initialize the heap bitmap,
// and for large types (like 128 or more words), they are roughly the

	}

	// Allocate a port inside the valid port range
	if err := storage.Allocate(30100); err != nil {
		t.Fatal(err)
	}

	// Try to allocate the same port in the local bitmap
	// The local bitmap stores the offset of the port
	// offset = port - base (30100 - 30000 = 100)
	ok, err := backing.Allocate(100)
	if err != nil {
		t.Fatal(err)
	}