if inlMarks == nil {
					inlMarks = map[*obj.Prog]int32{}
					inlMarksByPos = map[src.XPos][]*obj.Prog{}
				}
				inlMarks[p] = v.AuxInt32()
				inlMarkList = append(inlMarkList, p)
				pos := v.Pos.AtColumn1()
				inlMarksByPos[pos] = append(inlMarksByPos[pos], p)
				firstPos = src.NoXPos

			default:
				// Special case for first line in function; move it to the start (which cannot be a register-valued instruction)