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dcb96aefe9
Also, make parseHexadecimal "tail" (HL). Soon, all routines in lib/parse will do that, making the life of lib/expr easier.
86 lines
976 B
NASM
86 lines
976 B
NASM
jp test
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.inc "core.asm"
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.inc "lib/util.asm"
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.inc "lib/parse.asm"
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zasmGetPC:
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ret
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testNum: .db 1
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test:
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ld sp, 0xffff
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call testParseHex
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call testParseHexadecimal
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; success
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xor a
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halt
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testParseHex:
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ld a, '8'
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call parseHex
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jp c, fail
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cp 8
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jp nz, fail
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call nexttest
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ld a, 'e'
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call parseHex
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jp c, fail
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cp 0xe
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jp nz, fail
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call nexttest
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ld a, 'x'
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call parseHex
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jp nc, fail
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call nexttest
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ret
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testParseHexadecimal:
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ld hl, .s99
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call parseHexadecimal
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jp nz, fail
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ld a, e
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cp 0x99
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jp nz, fail
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call nexttest
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ld hl, .saB
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call parseHexadecimal
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jp nz, fail
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ld a, e
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cp 0xab
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jp nz, fail
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call nexttest
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; The string "Foo" will not cause a failure. We will parse up to "o"
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; and then stop.
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ld hl, .sFoo
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call parseHexadecimal
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jp nz, fail
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ld a, e
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cp 0xf
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call nexttest
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ret
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.sFoo: .db "Foo", 0
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.saB: .db "aB", 0
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.s99: .db "99", 0
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nexttest:
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ld a, (testNum)
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inc a
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ld (testNum), a
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ret
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fail:
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ld a, (testNum)
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halt
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; used as RAM
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sandbox:
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