"internal/coverage/rtcov"
	"unsafe"
)

// The compiler emits calls to runtime.addCovMeta
// but this code has moved to rtcov.AddMeta.
func addCovMeta(p unsafe.Pointer, dlen uint32, hash [16]byte, pkgpath string, pkgid int, cmode uint8, cgran uint8) uint32 {
	id := rtcov.AddMeta(p, dlen, hash, pkgpath, pkgid, cmode, cgran)
	if id == 0 {
		throw("runtime.addCovMeta: coverage package map collision")
	}
	return id

	// Materialize expression for length.
	lenx := ir.NewInt(base.Pos, int64(mdlen)) // untyped

	// Generate a call to runtime.addCovMeta, e.g.
	//
	//   pkgIdVar = runtime.addCovMeta(&sym, len, hash, pkgpath, pkid, cmode, cgran)
	//
	fn := typecheck.LookupRuntime("addCovMeta")
	pkid := coverage.HardCodedPkgID(base.Ctxt.Pkgpath)
	pkIdNode := ir.NewInt(base.Pos, int64(pkid))

//    slot: 8 path='internal/goexperiment'
//    slot: 9 path='internal/runtime/syscall'  hard-coded id: 8
//    slot: 10 path='runtime'  hard-coded id: 9
//    fatal error: runtime.addCovMeta
//
// For the error above, the hard-coded list is missing "internal/goos"
// and "internal/goexperiment" ; the developer in question will need
// to copy the list above into "rtPkgs" below.
//

	{"runtime.libfuzzerTraceConstCmp2", 1},
	{"runtime.libfuzzerTraceConstCmp4", 1},
	{"runtime.libfuzzerTraceConstCmp8", 1},
	{"runtime.libfuzzerHookStrCmp", 1},
	{"runtime.libfuzzerHookEqualFold", 1},
	{"runtime.addCovMeta", 1},
	{"runtime.x86HasPOPCNT", 0},
	{"runtime.x86HasSSE41", 0},
	{"runtime.x86HasFMA", 0},
	{"runtime.armHasVFPv4", 0},
	{"runtime.arm64HasATOMICS", 0},
	{"runtime.asanregisterglobals", 1},

func libfuzzerTraceConstCmp4(uint32, uint32, uint)
func libfuzzerTraceConstCmp8(uint64, uint64, uint)
func libfuzzerHookStrCmp(string, string, uint)
func libfuzzerHookEqualFold(string, string, uint)

func addCovMeta(p unsafe.Pointer, len uint32, hash [16]byte, pkpath string, pkgId int, cmode uint8, cgran uint8) uint32

// architecture variants
var x86HasPOPCNT bool
var x86HasSSE41 bool
var x86HasFMA bool
var armHasVFPv4 bool

	{"libfuzzerTraceConstCmp2", funcTag, 150},
	{"libfuzzerTraceConstCmp4", funcTag, 151},
	{"libfuzzerTraceConstCmp8", funcTag, 152},
	{"libfuzzerHookStrCmp", funcTag, 153},
	{"libfuzzerHookEqualFold", funcTag, 153},
	{"addCovMeta", funcTag, 155},
	{"x86HasPOPCNT", varTag, 6},
	{"x86HasSSE41", varTag, 6},
	{"x86HasFMA", varTag, 6},
	{"armHasVFPv4", varTag, 6},
	{"arm64HasATOMICS", varTag, 6},
	{"asanregisterglobals", funcTag, 124},
}

				}
			} else {
				// The package ID value stored in the counter array
				// has 1 added to it (so as to preclude the
				// possibility of a zero value ; see
				// runtime.addCovMeta), so subtract off 1 here to form
				// the real package ID.
				pkgId--
			}

			tcounters = rdCounters(counters, tcounters)
			if err := f(pkgId, funcId, tcounters); err != nil {
				return err
			}