1 ;;;;; 2 ; 3 ; Test operator precedencce 4 ; or rather the lack thereof 5 ; 6 000000 000006 .word 1 + 2 + 3 ; 6 7 000002 000011 .word 1 + 2 * 3 ; 3*3 = 11 8 000004 000004 .word 1 & 2 ! 4 ; 0 ! 4 = 4 9 000006 000000 .word 1 ! 2 & 4 ; 3 & 4 = 0 10 000010 000003 .word 1 ! 2 & 7 ; 3 & 7 = 3 11 000012 000005 .word 1+1 ! 2+3 ; 2!2+3 = 2+3 = 5 12 13 ;;;;; 14 ; 15 ; Test all operators at least once 16 ; 17 000014 000007 .word 3 + 4 ; 000007 18 000016 000001 .word 4 - 3 ; 000001 19 000020 000014 .word 3 * 4 ; 000014 20 000022 000003 .word 12. / 4 ; 000003 21 000024 000121 .word 123 & 771 ; 000121 22 000026 123323 .word 123121 ! 322 ; 123323 23 24 000030 177401 .word - 377 ; 177401 25 000032 000377 .word + 377 ; 000377 26 27 000034 177400 .word ^C 377 ; 177400 28 000036 177400 .word ^c 377 ; 177400 29 000040 052525 .word ^B 0101010101010101 ; 052525 30 000042 125252 .word ^b 1010101010101010 ; 125252 31 000044 000144 .word ^d 100 ; 000144 32 000046 000144 .word 100. ; 000144 33 000050 000400 .word ^x 100 ; 000400 hexadecimal is an extension 34 000052 070254 .word ^rRAD ; 070254 up to 3 characters; no leading spaces 35 000054 003100 .word ^rA ; 003100 up to 3 characters 36 000056 000050 .word ^r A ; 000050 up to 3 characters 37 000060 000001 .word ^r A ; 000001 up to 3 characters 38 000062 000051 .word ^r AA ; 000051 39 000064 003101 .word ^rA A ; 003101 40 000066 003150 .word ^rAA ; 003150 41 000070 003151 .word ^r^/AAA/ ; bracketed strings are an extension 42 000072 070254 .word ^r ; bracketed strings are an extension 43 000074 000054 .word ^r< AD> ; bracketed strings are an extension 44 000076 000004 .word ^r< D> ; bracketed strings are an extension 45 000100 070204 .word ^r ; bracketed strings are an extension 46 000102 070250 .word ^r ; bracketed strings are an extension 47 000104 157614 .word ^R50. ; 157614 there is no whitespace in between. 48 000106 040300 .word ^f 1.5 ; 040300 49 50 ;;;;; 51 ; 52 ; Test bracketing 53 ; 54 000110 000007 .word 1 + < 2 * 3 > ; 1 + 6 = 7 55 000112 000007 .word 1 + ^! 2 * 3 ! ; 1 + 6 = 7 56 000114 000007 .word 1 + ^/ 2 * 3 / ; 1 + 6 = 7 57 000116 000007 .word 1 + ^$ 2 * 3 $ ; 1 + 6 = 7 test-prec.mac:58: ***ERROR Invalid expression 58 000120 000003 000000 .word 1 + ^* 2 * 3 * ; Invalid expression 59 60 ;;;;; 61 ; 62 ; There was an obscure bug in parse_expr(), used to evaluate 'if df', 63 ; where it could skip past the end of the line marker. 64 ; 65 ; If this happened inside an expanded macro, then after that was the 66 ; next line... 67 ; In other cases it might be worse. 68 ; 69 .macro dirdef name, flags, cond 70 .rad50 /.'name/ 71 .byte flags+0, 0 72 .if df cond 73 .globl opcerr 74 .word opcerr 75 .iff 76 .globl name 77 .word name 78 .endc 79 .endm 80 81 000124 dirdef name 1 000124 130461 051010 .rad50 /.name/ 2 000130 000 000 .byte +0, 0 3 .if df 4 .globl opcerr 5 .word opcerr 6 .iff 7 .globl name 8 000132 000000G .word name 9 .endc 82 test-prec.mac:83: ***ERROR Invalid expression in .WORD 83 .word ( test-prec.mac:84: ***ERROR Invalid expression in .WORD 84 ( 85 test-prec.mac:86: ***ERROR Invalid expression in .WORD 86 .word _,$ test-prec.mac:87: ***ERROR Invalid expression in .WORD 87 _ 88 000134 000000G $ test-prec.mac:89: ***ERROR Invalid expression in .WORD 89 .word / test-prec.mac:90: ***ERROR Invalid expression in .WORD 90 / test-prec.mac:91: ***ERROR Invalid expression in .WORD 91 .word ^px test-prec.mac:92: ***ERROR Invalid expression in .WORD 92 ^px test-prec.mac:93: ***ERROR Invalid expression in .WORD 93 .word ^px / 256 test-prec.mac:94: ***ERROR Invalid expression in .WORD 94 ^px / 256 95 96 000136 000001 000002 000003 1,2,3 97 000144 000000G 000000G 000000G .1,.2,.3 97 Symbol table $ = ****** GX .1 = ****** GX .3 = ****** GX . ******R 001 .2 = ****** GX NAME = ****** G Program sections: . ABS. 000000 000 (RW,I,GBL,ABS,OVR,NOSAV) 000152 001 (RW,I,LCL,REL,CON,NOSAV)