- Did some more work on SuBAsm's lexer.

- Optimized the memory read, and write functions.

- Made the emulator faster, and cleaner in general.

6 files changed, 77 insertions, 58 deletions

diff --git a/test/asr.s b/test/asr.s
index b251a84..ffcd46b 100644
--- a/test/asr.s
+++ b/test/asr.s
@@ -2,23 +2,23 @@
 ;
 ; Writen by mr b0nk 500 <b0nk@b0nk.xyz>
 
+.org $8000
 reset:
 	cps
 start:
 	clc
-	lda #0
-	sbc.w #$FFFF
-	ldb #0
-	deb
+	and #0
+	dec
+	tab
+	lsl #$10
 signshft:
 	asr #1
-	cab
+	cmp b
 	beq start
-	jmp signshft
+	bra signshft
 
 .org $FFC0
 .qword reset
 
 a
-done
-
+d
diff --git a/test/fib-new.s b/test/fib-new.s
index 5a8ae83..6b0b717 100644
--- a/test/fib-new.s
+++ b/test/fib-new.s
@@ -5,21 +5,21 @@
 ; by mr b0nk 500 <b0nk@b0nk.xyz>
 
 ; Variables for thread 0.
-.org $0
-x:
-	.byte $0
-y:
-	.byte $0
-z:
-	.byte $0
+.org 0
+x1:
+	.res 1
+y1:
+	.res 1
+z1:
+	.res 1
 
 ; Variables for thread 1.
 x2:
-	.byte $0
+	.res 1
 y2:
-	.byte $0
+	.res 1
 z2:
-	.byte $0
+	.res 1
 
 .org $1000
 init:
@@ -27,21 +27,21 @@ init:
 start:
 	lda #$0		; Clear the accumulator.
 	ldy #$1		; y=1.
-	sty y		; Store y into memory.
+	sty y1		; Store y into memory.
 
 fib:
 	ldx #$0		; x=0.
-	ldx x		; Output the value of x.
-	adc y		; Add x with y.
-	sta z		; z=x+y
-	ldy y
-	sty x		; x=y.
-	sta y		; y=z.
-	lda x
+	ldx x1		; Output the value of x.
+	adc y1		; Add x with y.
+	sta z1		; z=x+y
+	ldy y1
+	sty x1		; x=y.
+	sta y1		; y=z.
+	lda x1
 	bcs start	; Start all over again, if the carry flag was set.
-	jmp fib		; Otherwise, keep looping.
+	bra fib		; Otherwise, keep looping.
+
 
-.org $2000
 init2:
 	cps		; Clear the Processor Status register.
 start2:
@@ -59,7 +59,7 @@ fib2:
 	sta y2		; y2=z2.
 	lda x2
 	bcs start2	; Start all over again, if the carry flag was set.
-	jmp fib2	; Otherwise, keep looping.
+	bra fib2	; Otherwise, keep looping.
 
 .org $FFC0
 .qword init
@@ -68,5 +68,4 @@ fib2:
 .qword init2
 ; Execute the program.
 a
-done
-
+d
diff --git a/test/fib.s b/test/fib.s
index dd8c618..65912ad 100644
--- a/test/fib.s
+++ b/test/fib.s
@@ -5,45 +5,44 @@
 ; by mr b0nk 500 <b0nk@b0nk.xyz>
 
 ; Variables for thread 0.
-.org $1000
-x:
-	.qword $0
-y:
-	.qword $0
-z:
-	.qword $0
+.org 0
+x1:
+	.res 8
+y1:
+	.res 8
+z1:
+	.res 8
 
 ; Variables for thread 1.
-.org $2000
 x2:
-	.qword $0
+	.res 8
 y2:
-	.qword $0
+	.res 8
 z2:
-	.qword $0
+	.res 8
 
-.org $0
+.org $8000
 init:
 	cps		; Clear the Processor Status register.
 
 start:
 	lda #$0		; Clear the accumulator.
 	ldy #$1		; y=1.
-	sty.q y		; Store y into memory.
+	sty.q y1	; Store y into memory.
 
 fib:
 	ldx #$0		; x=0.
-	ldx.q x		; Output the value of x.
-	adc.q y		; Add x with y.
-	sta.q z		; z=x+y
-	ldy.q y
-	sty.q x		; x=y.
-	sta.q y		; y=z.
-	lda.q x
+	ldx.q x1	; Output the value of x.
+	adc.q y1	; Add x with y.
+	sta.q z1	; z=x+y
+	ldy.q y1
+	sty.q x1	; x=y.
+	sta.q y1	; y=z.
+	lda.q x1
 	bcs start	; Start all over again, if the carry flag was set.
-	jmp fib		; Otherwise, keep looping.
+	bra fib		; Otherwise, keep looping.
+
 
-.org $8000
 init2:
 	cps		; Clear the Processor Status register.
 
@@ -62,12 +61,11 @@ fib2:
 	sta.q y2	; y2=z2.
 	lda.q x2
 	bcs start2	; Start all over again, if the carry flag was set.
-	jmp fib2	; Otherwise, keep looping.
+	bra fib2	; Otherwise, keep looping.
 
 ; Set up the thread vectors.
 .org $FF50
 .qword init2
 ; Execute the program.
 a
-done
-
+d
diff --git a/test/load-store.s b/test/load-store.s
new file mode 100644
index 0000000..60a5a8f
--- /dev/null
+++ b/test/load-store.s
@@ -0,0 +1,22 @@
+.org $8000
+
+reset:
+	cps
+	ldx.w #$FFFF
+	txs
+@clear:
+	and #0
+	tax
+	tab
+	deb
+@loop:
+	lsl #8
+	lda #$FF
+	cmp b
+	beq @clear
+	bra @loop
+
+.org $FFC0
+.qword reset
+a
+d
diff --git a/test/nop.s b/test/nop.s
index 8fbb14f..8d0d75d 100644
--- a/test/nop.s
+++ b/test/nop.s
@@ -7,6 +7,6 @@ nop_loop:
 	nop
 	nop
 	nop
-	jmp nop_loop
+	bra nop_loop
 a
 done
diff --git a/test/reg-transfer.s b/test/reg-transfer.s
index b9d1280..754940d 100644
--- a/test/reg-transfer.s
+++ b/test/reg-transfer.s
@@ -10,7 +10,7 @@ bench:
 	tay		; Transfer the accumulator to the y register.
 	tax		; Do the same thing, but with the x register.
 	tab		;
-	jmp bench	; Loop forever.
+	bra bench	; Loop forever.
 
 .org $FFC0
 .qword reset