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6502bench/SourceGen/SGTestData/Source/2008-address-changes.S

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2018-09-28 17:05:11 +00:00
; Copyright 2018 faddenSoft. All Rights Reserved.
; See the LICENSE.txt file for distribution terms (Apache 2.0).
;
; Assembler: Merlin 32
org $1000
clc
xce
sep #$ff ;set all flags
mx %11
jsr one
jsr three_p ;should land inside one
jmp nextthing
org $1100
one bit one
one_p lda #$11
ldx #$11
ldy #$11
per one_p
bra one_p
org $1100
two bit two
lda #$22
two_p ldx #$22
ldy #$22
per two_p
jmp two_p
org $1100
three bit three
lda #$33
ldx #$33
three_p ldy #$33
per three_p
bra three_p
org $2000
nextthing
bit nextthing
beq :fwd-8 ;should just appear as hex since it's outside
bra :fwd ;BRA across org segments
org $2020
:fwd bit :fwd
beq offend ;branch off the end of the address area into dead space
brl endcheck ; (which wouldn't be dead without the org)
nop
offend
org $2080
endcheck
bit endcheck
lda offend-1 ;touch bytes at the ends, and one byte before/after
jsr offend-1
lda offend
jsr offend
lda endcheck-1
jsr endcheck-1
lda endcheck
jsr endcheck
lda $00
beq :midinst
dfb $ad ;LDA abs
org $2100
:midinst dfb $ea,$ea
jmp pastdata
org $2800
dw *
ds 16 ;EDIT: put an org change in the middle
org $2820
ds 16
org $3000
pastdata
bit pastdata
lda #$44
ldx #$44
ldy #$44
brl :fwd
dfb $00 ;put user label here or next inst
:datend dfb $01
org $3100
dfb $02 ;data target should NOT get merged with previous user label
:fwd
bit :fwd
lda :datend-1
lda :datend
lda :datend+1
lda :datend+2
lda :fwd-1
beq :more
dfb $ea,$ea ;EDIT: mark as inline data
org $3180
dfb $00,$01
:more bit :more
; xref edge case test: make sure adjustment shown is based on address
lda label1
lda label2 ;EDIT: set operand to sym=label1
lda label3 ;EDIT: set operand to sym=label1
bra label3
label1 nop
label2 nop
org $3200
label3 bit label3
dfb $00,$01 ;EDIT: mark as inline data to test execution off end