)

func makeSpanClass(sizeclass uint8, noscan bool) spanClass {
	return spanClass(sizeclass<<1) | spanClass(bool2int(noscan))
}

//go:nosplit
func (sc spanClass) sizeclass() int8 {
	return int8(sc >> 1)
}

//go:nosplit
func (sc spanClass) noscan() bool {
	return sc&1 != 0
}

// arenaIndex returns the index into mheap_.arenas of the arena

		good &^= mask&paddingLen ^ mask&b
	}

	// We AND together the bits of good and replicate the result across
	// all the bits.
	good &= good << 4
	good &= good << 2
	good &= good << 1
	good = uint8(int8(good) >> 7)

	// Zero the padding length on error. This ensures any unchecked bytes
	// are included in the MAC. Otherwise, an attacker that could
	// distinguish MAC failures from padding failures could mount an attack

				if v == ev {
					return
				}
			}
		}
		values = append(values, v)
		f.NamedValues[sl] = values
	}

	newValues := []*Value{}

	abiRegIndexToRegister := func(reg abi.RegIndex) int8 {
		i := f.ABISelf.FloatIndexFor(reg)
		if i >= 0 { // float PR
			return f.Config.floatParamRegs[i]
		} else {
			return f.Config.intParamRegs[reg]
		}
	}

(MOVWZreg x:(Arg <t>)) && (is8BitInt(t) || is16BitInt(t) || is32BitInt(t)) && !t.IsSigned() => x

(MOVBZreg (MOVDconst [c]))  => (MOVDconst [int64(uint8(c))])
(MOVBreg (MOVDconst [c]))  => (MOVDconst [int64(int8(c))])
(MOVHZreg (MOVDconst [c]))  => (MOVDconst [int64(uint16(c))])
(MOVHreg (MOVDconst [c]))  => (MOVDconst [int64(int16(c))])
(MOVWreg (MOVDconst [c])) => (MOVDconst [int64(int32(c))])

	// _64bit = 1 on 64-bit systems, 0 on 32-bit systems
	_64bit = 1 << (^uintptr(0) >> 63) / 2

	// Tiny allocator parameters, see "Tiny allocator" comment in malloc.go.
	_TinySize      = 16
	_TinySizeClass = int8(2)

	_FixAllocChunk = 16 << 10 // Chunk size for FixAlloc

	// Per-P, per order stack segment cache size.
	_StackCacheSize = 32 * 1024

	// Number of orders that get caching. Order 0 is FixedStack

	// NOTE: packing all the keys together and then all the elems together makes the
	// code a bit more complicated than alternating key/elem/key/elem/... but it allows
	// us to eliminate padding which would be needed for, e.g., map[int64]int8.
	// Followed by an overflow pointer.
}

// A hash iteration structure.
// If you modify hiter, also change cmd/compile/internal/reflectdata/reflect.go
// and reflect/value.go to match the layout of this structure.

					keep[modkey(r)] = true // we need the go version from the go.mod file to do anything useful with the zipfile
				}
				keep[r] = true
			}
		}
	}

	return keep
}

type whichSums int8

const (
	loadedZipSumsOnly = whichSums(iota)
	addBuildListZipSums
)

// modkey returns the module.Version under which the checksum for m's go.mod
// file is stored in the go.sum file.

	stack *loadPkg // package importing this one in minimal import stack for this pkg
}

// loadPkgFlags is a set of flags tracking metadata about a package.
type loadPkgFlags int8

const (
	// pkgInAll indicates that the package is in the "all" package pattern,
	// regardless of whether we are loading the "all" package pattern.
	//

	return sect
}

func usage() {
	fmt.Fprintf(os.Stderr, "usage: link [options] main.o\n")
	objabi.Flagprint(os.Stderr)
	Exit(2)
}

type SymbolType int8 // TODO: after genasmsym is gone, maybe rename to plan9typeChar or something

const (
	// see also https://9p.io/magic/man2html/1/nm
	TextSym      SymbolType = 'T'
	DataSym      SymbolType = 'D'