
 1000  *SAVE S.MACRO.MACROS
 1010         .MA BLD
 1020         ]1
 1030         ]2
 1040         ]3
 1050         ]4
 1060         .EM
 1070         >BLD ".MA ATOB","LDA A","STA B",".EM"
 1080         >BLD ".MA BTOA","LDA B","STA A",".EM"
 1090  *--------------------------------
 1100  A      .BS 1
 1110  B      .BS 1
 1120  *--------------------------------
 1130         >ATOB
 1140         >BTOA

