// Second pass: only if it is too big, insert trampolines for too-far
	// jumps and targets with unknown addresses.
	if big {
		// reset addresses
		for _, s := range ctxt.Textp {
			if s != text {
				resetAddress(ctxt, s)
			}
		}
		va = start

		ntramps := 0
		var curPkg string
		for i, s := range ctxt.Textp {
			// When we find the first symbol in a package, perform a