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6502bench/SourceGen/SGTestData/2021-external-symbols-1.sym65
Andy McFadden f31b7f5822 Fix constants declared with MULTI_MASK
The masks should only be applied to address symbols.  We were
rejecting constants that didn't match the pattern.
2019-10-18 16:19:42 -07:00

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; Copyright 2019 faddenSoft. All Rights Reserved.
; See the LICENSE.txt file for distribution terms (Apache 2.0).
*SYNOPSIS Symbol set 1 for test 2021-external-symbols
; Platform symbols aren't applied to file data.
CodeWrap @ $0f00 $1000 ;encases program
; SameName2 and SameName3 are replaced by later file
SameName1 @ $2000
SameName2 @ $2010
SameName3 @ $2020
; Symbols with the same values but different names are defined
; in later files. Names are chosen to not provide a strict
; alphabetical progression.
;
; These do not have widths, so we can check N+1 to confirm that it does
; not resolve to a symbol.
SameValA_C @ $2100
SameValB_B @ $2110
SameValC_A @ $2120
; Test overlap with project symbol. Declare at $2202(4b), and $220a(1b).
ChkProj1 @ $2200 4
ChkProj2 @ $2204 4
; Overlapping regions, defined within a single platform file. We
; should always use the most-recently-defined symbol. When all
; else is equal, alphabetical.
Over1 @ $3000 16 ;$3000-300f, inclusive
Over2 @ $3002 8 ;$3002-3009
Over3 @ $3006 7 ;$3006-300c
Over2a @ $3006 1 ;$3006
; Expected result:
; $3000-3001: Over1
; $3002-3005: Over2
; $3006 : Over4
; $3007-300c: Over3
; $300d-300f: Over1
; Overlapping regions defined in multiple files. The later definition
; takes priority. So while SepOver1 would normally end at $3102,
; instead it steps on the first two bytes of SepOver2.
SepOver2 @ $3102 4 ;$3102-3105, inclusive
; Test overlap with local variable. Declare at $41(2b).
OverVar @ $40 4
; Test bank wrap.
BankWrap @ $fff0 $20
; Width specifiers on constants should be ignored.
FatConst = $4000 8
; I/O direction test
ReadOnly < $5000 2 ;R
WriteOnly > $5001 2 ;W
;
; MULTI_MASK tests.
;
; The behavior of overlapping masks is not currently defined, so we don't test
; that scenario.
;
; overlaps with multi range in second symbol file
AlsoMoreMultiZero @ $c110 ;winner
*MULTI_MASK $ff00 $c000 $000f ;$c000-c00f, repeats $c010-c01f, etc. to $c0ff
MultiZero @ $c000
AlsoMultiZero @ $c010 ;wins (alphabetically)
MultiOne @ $c021
; Test: C000, C010, C020, C0F0
; Test: C001, C011, C021
; Test: C002, C012, C022
MultiRead < $c004 3 ;$c004/5/6, read-only
MultiWrite > $c005 3 ;$c005/6/7, write-only
; Test: read C003 C004 C005 C006 C007
; Test: write C004 C005 C006 C007 C008
; try a non-matching constant; should be accepted without complaint
MultiConst = $4567
;
; Invalid values. These cause a warning at load time, and the symbol will
; be ignored.
;
; Not in range.
MultiInvalid @ $1234
; Not all covered addresses are inside the masked range.
TooLong @ $c0f8 $a
;
; Badly-formed MULTI_MASK entries. These cause a warning at load time, and
; the directive will be ignored.
;
*MULTI_MASK $fffff $ffff $ffff ;range
*MULTI_MASK $ffff $fffff $ffff ;range
*MULTI_MASK $ffff $ffff $fffff ;range
*MULTI_MASK