ref: 423a7c48994fc9430960f83955d6697d484e342a dir: /test/asm/narg-decreases-after-shift.asm/
testing: MACRO db _NARG shift db _NARG shift db _NARG shift db _NARG shift db _NARG ENDM SECTION "Test output", ROM0[0] testing 1, 2, 3