println("stackCallArgsSize", a.stackCallArgsSize)
	println("retOffset", a.retOffset)
	println("spill", a.spill)
	print("inRegPtrs:")
	dumpPtrBitMap(a.inRegPtrs)
	println()
	print("outRegPtrs:")
	dumpPtrBitMap(a.outRegPtrs)
	println()
}

func dumpPtrBitMap(b abi.IntArgRegBitmap) {
	for i := 0; i < intArgRegs; i++ {
		x := 0
		if b.Get(i) {
			x = 1
		}
		print(" ", x)
	}
}