Fix comment spacing and added Return stack operations
This commit is contained in:
Jeremiah Orians
parent
968f5852bf
commit
eea718599e
627
stage2/forth.s
627
stage2/forth.s
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@ -21,11 +21,11 @@
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;; Loads contents of tape_01
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;; Loads contents of tape_01
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;; Starts interface until Halted
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;; Starts interface until Halted
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:start
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:start
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LOADUI R15 1 ; Since 1MB can't fit in 16 bits
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LOADUI R15 1 ; Since 1MB can't fit in 16 bits
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SL0I R15 20 ; 1 shifted 20 bits should do the trick
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SL0I R15 20 ; 1 shifted 20 bits should do the trick
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LOADUI R14 3 ; Since 1.5MB can't fit into 16 bits
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LOADUI R14 3 ; Since 1.5MB can't fit into 16 bits
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SL0I R14 19 ; 3 shifted 19 bits should do the trick
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SL0I R14 19 ; 3 shifted 19 bits should do the trick
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LOADUI R11 $NEXT ; Get Address of Next
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LOADUI R11 $NEXT ; Get Address of Next
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CALLI R15 @cold_start
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CALLI R15 @cold_start
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HALT
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HALT
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@ -40,9 +40,9 @@
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;; Jumps to updated current
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;; Jumps to updated current
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;; Affects only Next and current
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;; Affects only Next and current
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:NEXT
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:NEXT
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LOAD R12 R13 0 ; Get Address stored which is pointed at by next
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LOAD R12 R13 0 ; Get Address stored which is pointed at by next
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ADDUI R13 R13 4 ; Increment Next
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ADDUI R13 R13 4 ; Increment Next
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JSR_COROUTINE R12 ; Jump to next thing
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JSR_COROUTINE R12 ; Jump to next thing
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;; Some Forth primatives
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;; Some Forth primatives
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@ -50,108 +50,108 @@
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:Drop_Text
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:Drop_Text
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"DROP"
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"DROP"
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:Drop_Entry
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:Drop_Entry
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NOP ; No previous link elements
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NOP ; No previous link elements
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&Drop_Text ; Pointer to Name
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&Drop_Text ; Pointer to Name
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NOP ; Flags
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NOP ; Flags
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POPR R0 R14 ; Drop Top of stack
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POPR R0 R14 ; Drop Top of stack
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JSR_COROUTINE R11 ; NEXT
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JSR_COROUTINE R11 ; NEXT
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;; SWAP
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;; SWAP
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:Swap_Text
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:Swap_Text
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"SWAP"
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"SWAP"
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:Swap_Entry
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:Swap_Entry
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&Drop_Entry ; Pointer to Drop
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&Drop_Entry ; Pointer to Drop
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&Swap_Text ; Pointer to Name
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&Swap_Text ; Pointer to Name
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NOP ; Flags
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NOP ; Flags
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POPR R0 R14
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POPR R0 R14
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POPR R1 R14
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POPR R1 R14
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PUSHR R0 R14
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PUSHR R0 R14
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PUSHR R1 R14
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PUSHR R1 R14
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JSR_COROUTINE R11 ; NEXT
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JSR_COROUTINE R11 ; NEXT
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;; DUP
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;; DUP
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:Dup_Text
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:Dup_Text
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"DUP"
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"DUP"
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:Dup_Entry
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:Dup_Entry
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&Swap_Entry ; Pointer to Swap
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&Swap_Entry ; Pointer to Swap
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&Dup_Text ; Pointer to Name
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&Dup_Text ; Pointer to Name
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NOP ; Flags
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NOP ; Flags
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LOAD R0 R14 0 ; Get top of stack
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LOAD R0 R14 0 ; Get top of stack
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PUSHR R0 R14 ; Push copy onto it
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PUSHR R0 R14 ; Push copy onto it
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JSR_COROUTINE R11 ; NEXT
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JSR_COROUTINE R11 ; NEXT
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;; OVER
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;; OVER
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:Over_Text
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:Over_Text
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"OVER"
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"OVER"
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:Over_Entry
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:Over_Entry
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&Dup_Entry ; Pointer to DUP
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&Dup_Entry ; Pointer to DUP
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&Over_Text ; Pointer to Name
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&Over_Text ; Pointer to Name
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NOP ; Flags
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NOP ; Flags
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LOAD R0 R14 -4 ; Get second from Top of stack
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LOAD R0 R14 -4 ; Get second from Top of stack
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PUSHR R0 R14 ; Push it onto top of stack
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PUSHR R0 R14 ; Push it onto top of stack
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JSR_COROUTINE R11 ; NEXT
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JSR_COROUTINE R11 ; NEXT
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;; ROT
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;; ROT
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:Rot_Text
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:Rot_Text
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"ROT"
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"ROT"
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:Rot_Entry
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:Rot_Entry
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&Over_Entry ; Pointer to Over
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&Over_Entry ; Pointer to Over
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&Rot_Text ; Pointer to Name
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&Rot_Text ; Pointer to Name
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NOP ; Flags
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NOP ; Flags
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POPR R0 R14
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POPR R0 R14
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POPR R1 R14
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POPR R1 R14
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POPR R2 R14
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POPR R2 R14
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PUSHR R1 R14
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PUSHR R1 R14
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PUSHR R0 R14
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PUSHR R0 R14
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PUSHR R2 R14
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PUSHR R2 R14
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JSR_COROUTINE R11 ; NEXT
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JSR_COROUTINE R11 ; NEXT
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;; -ROT
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;; -ROT
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:-Rot_Text
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:-Rot_Text
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"-ROT"
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"-ROT"
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:-Rot_Entry
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:-Rot_Entry
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&Rot_Entry ; Pointer to ROT
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&Rot_Entry ; Pointer to ROT
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&-Rot_Text ; Pointer to Name
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&-Rot_Text ; Pointer to Name
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NOP ; Flags
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NOP ; Flags
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POPR R0 R14
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POPR R0 R14
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POPR R1 R14
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POPR R1 R14
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POPR R2 R14
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POPR R2 R14
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PUSHR R0 R14
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PUSHR R0 R14
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PUSHR R2 R14
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PUSHR R2 R14
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PUSHR R1 R14
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PUSHR R1 R14
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JSR_COROUTINE R11 ; NEXT
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JSR_COROUTINE R11 ; NEXT
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;; 2DROP
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;; 2DROP
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:2Drop_Text
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:2Drop_Text
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"2DROP"
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"2DROP"
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:2Drop_Entry
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:2Drop_Entry
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&-Rot_Entry ; Pointer to -ROT
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&-Rot_Entry ; Pointer to -ROT
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&2Drop_Text ; Pointer to Name
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&2Drop_Text ; Pointer to Name
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NOP ; Flags
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NOP ; Flags
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POPR R0 R14
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POPR R0 R14
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POPR R0 R14
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POPR R0 R14
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JSR_COROUTINE R11 ; NEXT
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JSR_COROUTINE R11 ; NEXT
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;; 2DUP
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;; 2DUP
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:2Dup_Text
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:2Dup_Text
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"2DUP"
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"2DUP"
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:2Dup_Entry
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:2Dup_Entry
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&2Drop_Entry ; Pointer to 2Drop
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&2Drop_Entry ; Pointer to 2Drop
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&2Dup_Text ; Pointer to Name
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&2Dup_Text ; Pointer to Name
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NOP ; Flags
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NOP ; Flags
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LOAD R0 R14 0 ; Get top of stack
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LOAD R0 R14 0 ; Get top of stack
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LOAD R1 R14 -4 ; Get second on stack
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LOAD R1 R14 -4 ; Get second on stack
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PUSHR R1 R14
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PUSHR R1 R14
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PUSHR R0 R14
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PUSHR R0 R14
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JSR_COROUTINE R11 ; NEXT
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JSR_COROUTINE R11 ; NEXT
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;; 2SWAP
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;; 2SWAP
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:2Swap_Text
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:2Swap_Text
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"2Swap"
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"2Swap"
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:2Swap_Entry
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:2Swap_Entry
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&2Dup_Entry ; Pointer to 2Dup
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&2Dup_Entry ; Pointer to 2Dup
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&2Swap_Text ; Pointer to Name
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&2Swap_Text ; Pointer to Name
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NOP ; Flags
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NOP ; Flags
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POPR R0 R14
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POPR R0 R14
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POPR R1 R14
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POPR R1 R14
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POPR R2 R14
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POPR R2 R14
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@ -160,251 +160,251 @@
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PUSHR R0 R14
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PUSHR R0 R14
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PUSHR R3 R14
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PUSHR R3 R14
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PUSHR R2 R14
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PUSHR R2 R14
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JSR_COROUTINE R11 ; NEXT
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JSR_COROUTINE R11 ; NEXT
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;; ?DUP
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;; ?DUP
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:QDup_Text
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:QDup_Text
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"?DUP"
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"?DUP"
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:QDup_Entry
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:QDup_Entry
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&2Swap_Entry ; Pointer to 2Swap
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&2Swap_Entry ; Pointer to 2Swap
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&QDup_Text ; Pointer to Name
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&QDup_Text ; Pointer to Name
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NOP ; Flags
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NOP ; Flags
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LOAD R0 R14 0 ; Get Top of stack
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LOAD R0 R14 0 ; Get Top of stack
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CMPSKIPI.E R0 0 ; Skip if Zero
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CMPSKIPI.E R0 0 ; Skip if Zero
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PUSHR R0 R14 ; Duplicate value
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PUSHR R0 R14 ; Duplicate value
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JSR_COROUTINE R11 ; NEXT
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JSR_COROUTINE R11 ; NEXT
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;; +
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;; +
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:Add_Text
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:Add_Text
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"+"
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"+"
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:Add_Entry
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:Add_Entry
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&QDup_Entry ; Pointer to ?Dup
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&QDup_Entry ; Pointer to ?Dup
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&Add_Text ; Pointer to Name
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&Add_Text ; Pointer to Name
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NOP ; Flags
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NOP ; Flags
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POPR R0 R14 ; Get top of stack
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POPR R0 R14 ; Get top of stack
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POPR R1 R14 ; Get second item on Stack
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POPR R1 R14 ; Get second item on Stack
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ADD R0 R0 R1 ; Perform the addition
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ADD R0 R0 R1 ; Perform the addition
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PUSHR R0 R14 ; Store the result
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PUSHR R0 R14 ; Store the result
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JSR_COROUTINE R11 ; NEXT
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JSR_COROUTINE R11 ; NEXT
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;; -
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;; -
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:Sub_Text
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:Sub_Text
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"-"
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"-"
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:Sub_Entry
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:Sub_Entry
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&Add_Entry ; Pointer to +
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&Add_Entry ; Pointer to +
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&Sub_Text ; Pointer to Name
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&Sub_Text ; Pointer to Name
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NOP ; Flags
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NOP ; Flags
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POPR R0 R14
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POPR R0 R14 ; Get top of stack
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POPR R1 R14
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POPR R1 R14 ; Get second item on Stack
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SUB R0 R0 R1
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SUB R0 R0 R1 ; Perform the subtraction
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PUSHR R0 R14
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PUSHR R0 R14 ; Store the result
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JSR_COROUTINE R11 ; NEXT
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JSR_COROUTINE R11 ; NEXT
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;; MUL
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;; MUL
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:MUL_Text
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:MUL_Text
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"*"
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"*"
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:MUL_Entry
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:MUL_Entry
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&Sub_Entry ; Pointer to -
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&Sub_Entry ; Pointer to -
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&MUL_Text ; Pointer to Name
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&MUL_Text ; Pointer to Name
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NOP ; Flags
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NOP ; Flags
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POPR R0 R14
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POPR R0 R14 ; Get top of stack
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POPR R1 R14
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POPR R1 R14 ; Get second item on Stack
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MUL R0 R0 R1
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MUL R0 R0 R1 ; Perform the multiplication and keep bottom half
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PUSHR R0 R14
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PUSHR R0 R14 ; Store the result
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JSR_COROUTINE R11 ; NEXT
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JSR_COROUTINE R11 ; NEXT
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;; MULH
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;; MULH
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:MULH_Text
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:MULH_Text
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"MULH"
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"MULH"
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:MULH_Entry
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:MULH_Entry
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&MUL_Entry ; Pointer to *
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&MUL_Entry ; Pointer to *
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&MULH_Text ; Pointer to Name
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&MULH_Text ; Pointer to Name
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NOP ; Flags
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NOP ; Flags
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POPR R0 R14
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POPR R0 R14 ; Get top of stack
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POPR R1 R14
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POPR R1 R14 ; Get second item on Stack
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MULH R0 R0 R1
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MULH R0 R0 R1 ; Perform multiplcation and keep top half
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PUSHR R0 R14
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PUSHR R0 R14 ; Store the result
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JSR_COROUTINE R11 ; NEXT
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JSR_COROUTINE R11 ; NEXT
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;; /
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;; /
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:DIV_Text
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:DIV_Text
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"/"
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"/"
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:DIV_Entry
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:DIV_Entry
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&MULH_Entry ; Pointer to MULH
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&MULH_Entry ; Pointer to MULH
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&DIV_Text ; Pointer to Name
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&DIV_Text ; Pointer to Name
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NOP ; Flags
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NOP ; Flags
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POPR R0 R14
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POPR R0 R14 ; Get top of stack
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POPR R1 R14
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POPR R1 R14 ; Get second item on Stack
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DIV R0 R0 R1
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DIV R0 R0 R1 ; Perform division and keep top half
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PUSHR R0 R14
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PUSHR R0 R14 ; Store the result
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JSR_COROUTINE R11 ; NEXT
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JSR_COROUTINE R11 ; NEXT
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;; %
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;; %
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:MOD_Text
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:MOD_Text
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"%"
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"%"
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:MOD_Entry
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:MOD_Entry
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&DIV_Entry ; Pointer to /
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&DIV_Entry ; Pointer to /
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&MOD_Text ; Pointer to Name
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&MOD_Text ; Pointer to Name
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NOP ; Flags
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NOP ; Flags
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POPR R0 R14
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POPR R0 R14 ; Get top of stack
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POPR R1 R14
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POPR R1 R14 ; Get second item on Stack
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MOD R0 R0 R1
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MOD R0 R0 R1 ; Perform division and keep remainder
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PUSHR R0 R14
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PUSHR R0 R14 ; Store the result
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JSR_COROUTINE R11 ; NEXT
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JSR_COROUTINE R11 ; NEXT
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;; =
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;; =
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:Equal_Text
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:Equal_Text
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"="
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"="
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:Equal_Entry
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:Equal_Entry
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&MOD_Entry ; Pointer to %
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&MOD_Entry ; Pointer to %
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&Equal_Text ; Pointer to Name
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&Equal_Text ; Pointer to Name
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NOP ; Flags
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NOP ; Flags
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POPR R1 R14
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POPR R1 R14 ; Get top of stack
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POPR R2 R14
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POPR R2 R14 ; Get second item on Stack
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FALSE R0 ; Assume comparision is True
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FALSE R0 ; Assume comparision is True
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CMPSKIP.E R1 R2 ; Check if they are equal and skip if they are
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CMPSKIP.E R1 R2 ; Check if they are equal and skip if they are
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TRUE R0 ; Looks like our assumption was wrong
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TRUE R0 ; Looks like our assumption was wrong
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PUSHR R0 R14
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PUSHR R0 R14 ; Store the result
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JSR_COROUTINE R11 ; NEXT
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JSR_COROUTINE R11 ; NEXT
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;; !=
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;; !=
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:NEqual_Text
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:NEqual_Text
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"!="
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"!="
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:NEqual_Entry
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:NEqual_Entry
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&Equal_Entry ; Pointer to =
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&Equal_Entry ; Pointer to =
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&NEqual_Text ; Pointer to Name
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&NEqual_Text ; Pointer to Name
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NOP ; Flags
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NOP ; Flags
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POPR R1 R14
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POPR R1 R14 ; Get top of stack
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POPR R2 R14
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POPR R2 R14 ; Get second item on Stack
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FALSE R0 ; Assume comparision is True
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FALSE R0 ; Assume comparision is True
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CMPSKIP.NE R1 R2 ; Check if they are not equal and skip if they are
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CMPSKIP.NE R1 R2 ; Check if they are not equal and skip if they are
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TRUE R0 ; Looks like our assumption was wrong
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TRUE R0 ; Looks like our assumption was wrong
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PUSHR R0 R14
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PUSHR R0 R14 ; Store the result
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JSR_COROUTINE R11 ; NEXT
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JSR_COROUTINE R11 ; NEXT
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;; <
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;; <
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:Less_Text
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:Less_Text
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"<"
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"<"
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:Less_Entry
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:Less_Entry
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&NEqual_Entry ; Pointer to !=
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&NEqual_Entry ; Pointer to !=
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&Less_Text ; Pointer to Name
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&Less_Text ; Pointer to Name
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NOP ; Flags
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NOP ; Flags
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POPR R1 R14
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POPR R1 R14 ; Get top of stack
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POPR R2 R14
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POPR R2 R14 ; Get second item on Stack
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FALSE R0 ; Assume comparision is True
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FALSE R0 ; Assume comparision is True
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CMPSKIP.L R1 R2 ; Check if less than and skip if they are
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CMPSKIP.L R1 R2 ; Check if less than and skip if they are
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TRUE R0 ; Looks like our assumption was wrong
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TRUE R0 ; Looks like our assumption was wrong
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PUSHR R0 R14
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PUSHR R0 R14 ; Store the result
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JSR_COROUTINE R11 ; NEXT
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JSR_COROUTINE R11 ; NEXT
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;; <=
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;; <=
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:LEqual_Text
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:LEqual_Text
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"<="
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"<="
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:LEqual_Entry
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:LEqual_Entry
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&Less_Entry ; Pointer to <
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&Less_Entry ; Pointer to <
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&LEqual_Text ; Pointer to Name
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&LEqual_Text ; Pointer to Name
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NOP ; Flags
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NOP ; Flags
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POPR R1 R14
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POPR R1 R14 ; Get top of stack
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POPR R2 R14
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POPR R2 R14 ; Get second item on Stack
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FALSE R0 ; Assume comparision is True
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FALSE R0 ; Assume comparision is True
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CMPSKIP.LE R1 R2 ; Check if they are less than or equal and skip if they are
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CMPSKIP.LE R1 R2 ; Check if they are less than or equal and skip if they are
|
||||||
TRUE R0 ; Looks like our assumption was wrong
|
TRUE R0 ; Looks like our assumption was wrong
|
||||||
PUSHR R0 R14
|
PUSHR R0 R14 ; Store the result
|
||||||
JSR_COROUTINE R11 ; NEXT
|
JSR_COROUTINE R11 ; NEXT
|
||||||
|
|
||||||
;; >
|
;; >
|
||||||
:Greater_Text
|
:Greater_Text
|
||||||
">"
|
">"
|
||||||
:Greater_Entry
|
:Greater_Entry
|
||||||
&LEqual_Entry ; Pointer to <=
|
&LEqual_Entry ; Pointer to <=
|
||||||
&Greater_Text ; Pointer to Name
|
&Greater_Text ; Pointer to Name
|
||||||
NOP ; Flags
|
NOP ; Flags
|
||||||
POPR R1 R14
|
POPR R1 R14 ; Get top of stack
|
||||||
POPR R2 R14
|
POPR R2 R14 ; Get second item on Stack
|
||||||
FALSE R0 ; Assume comparision is True
|
FALSE R0 ; Assume comparision is True
|
||||||
CMPSKIP.G R1 R2 ; Check if greater and skip if they are
|
CMPSKIP.G R1 R2 ; Check if greater and skip if they are
|
||||||
TRUE R0 ; Looks like our assumption was wrong
|
TRUE R0 ; Looks like our assumption was wrong
|
||||||
PUSHR R0 R14
|
PUSHR R0 R14 ; Store the result
|
||||||
JSR_COROUTINE R11 ; NEXT
|
JSR_COROUTINE R11 ; NEXT
|
||||||
|
|
||||||
;; >=
|
;; >=
|
||||||
:GEqual_Text
|
:GEqual_Text
|
||||||
">="
|
">="
|
||||||
:GEqual_Entry
|
:GEqual_Entry
|
||||||
&Greater_Entry ; Pointer to >
|
&Greater_Entry ; Pointer to >
|
||||||
&GEqual_Text ; Pointer to Name
|
&GEqual_Text ; Pointer to Name
|
||||||
NOP ; Flags
|
NOP ; Flags
|
||||||
POPR R1 R14
|
POPR R1 R14 ; Get top of stack
|
||||||
POPR R2 R14
|
POPR R2 R14 ; Get second item on Stack
|
||||||
FALSE R0 ; Assume comparision is True
|
FALSE R0 ; Assume comparision is True
|
||||||
CMPSKIP.GE R1 R2 ; Check if they are equal and skip if they are
|
CMPSKIP.GE R1 R2 ; Check if they are equal and skip if they are
|
||||||
TRUE R0 ; Looks like our assumption was wrong
|
TRUE R0 ; Looks like our assumption was wrong
|
||||||
PUSHR R0 R14
|
PUSHR R0 R14 ; Store the result
|
||||||
JSR_COROUTINE R11 ; NEXT
|
JSR_COROUTINE R11 ; NEXT
|
||||||
|
|
||||||
;; AND
|
;; AND
|
||||||
:AND_Text
|
:AND_Text
|
||||||
"AND"
|
"AND"
|
||||||
:AND_Entry
|
:AND_Entry
|
||||||
&GEqual_Entry ; Pointer to >=
|
&GEqual_Entry ; Pointer to >=
|
||||||
&AND_Text ; Pointer to Name
|
&AND_Text ; Pointer to Name
|
||||||
NOP ; Flags
|
NOP ; Flags
|
||||||
POPR R0 R14
|
POPR R0 R14 ; Get top of stack
|
||||||
POPR R1 R14
|
POPR R1 R14 ; Get second item on Stack
|
||||||
AND R0 R0 R1
|
AND R0 R0 R1 ; Perform AND
|
||||||
PUSHR R0 R14
|
PUSHR R0 R14 ; Store the result
|
||||||
JSR_COROUTINE R11 ; NEXT
|
JSR_COROUTINE R11 ; NEXT
|
||||||
|
|
||||||
;; OR
|
;; OR
|
||||||
:OR_Text
|
:OR_Text
|
||||||
"OR"
|
"OR"
|
||||||
:OR_Entry
|
:OR_Entry
|
||||||
&AND_Entry ; Pointer to AND
|
&AND_Entry ; Pointer to AND
|
||||||
&OR_Text ; Pointer to Name
|
&OR_Text ; Pointer to Name
|
||||||
NOP ; Flags
|
NOP ; Flags
|
||||||
POPR R0 R14
|
POPR R0 R14 ; Get top of stack
|
||||||
POPR R1 R14
|
POPR R1 R14 ; Get second item on Stack
|
||||||
OR R0 R0 R1
|
OR R0 R0 R1 ; Perform OR
|
||||||
PUSHR R0 R14
|
PUSHR R0 R14 ; Store the result
|
||||||
JSR_COROUTINE R11 ; NEXT
|
JSR_COROUTINE R11 ; NEXT
|
||||||
|
|
||||||
;; XOR
|
;; XOR
|
||||||
:XOR_Text
|
:XOR_Text
|
||||||
"XOR"
|
"XOR"
|
||||||
:XOR_Entry
|
:XOR_Entry
|
||||||
&OR_Entry ; Pointer to OR
|
&OR_Entry ; Pointer to OR
|
||||||
&XOR_Text ; Pointer to Name
|
&XOR_Text ; Pointer to Name
|
||||||
NOP ; Flags
|
NOP ; Flags
|
||||||
POPR R0 R14
|
POPR R0 R14 ; Get top of stack
|
||||||
POPR R1 R14
|
POPR R1 R14 ; Get second item on Stack
|
||||||
XOR R0 R0 R1
|
XOR R0 R0 R1 ; Perform XOR
|
||||||
PUSHR R0 R14
|
PUSHR R0 R14 ; Store the result
|
||||||
JSR_COROUTINE R11 ; NEXT
|
JSR_COROUTINE R11 ; NEXT
|
||||||
|
|
||||||
;; NOT
|
;; NOT
|
||||||
:NOT_Text
|
:NOT_Text
|
||||||
"NOT"
|
"NOT"
|
||||||
:NOT_Entry
|
:NOT_Entry
|
||||||
&XOR_Entry ; Pointer to XOR
|
&XOR_Entry ; Pointer to XOR
|
||||||
&NOT_Text ; Pointer to Name
|
&NOT_Text ; Pointer to Name
|
||||||
NOP ; Flags
|
NOP ; Flags
|
||||||
POPR R0 R14
|
POPR R0 R14 ; Get top of stack
|
||||||
NOT R0 R0
|
NOT R0 R0 ; Bit flip it
|
||||||
PUSHR R0 R14
|
PUSHR R0 R14 ; Store it back onto stack
|
||||||
JSR_COROUTINE R11 ; NEXT
|
JSR_COROUTINE R11 ; NEXT
|
||||||
|
|
||||||
;; LIT
|
;; LIT
|
||||||
:LIT_Text
|
:LIT_Text
|
||||||
"LIT"
|
"LIT"
|
||||||
:LIT_Entry
|
:LIT_Entry
|
||||||
&NOT_Entry ; Pointer to NOT
|
&NOT_Entry ; Pointer to NOT
|
||||||
&LIT_Text ; Pointer to Name
|
&LIT_Text ; Pointer to Name
|
||||||
NOP ; Flags
|
NOP ; Flags
|
||||||
LOAD R0 R11 0 ; Get contents of NEXT
|
LOAD R0 R11 0 ; Get contents of NEXT
|
||||||
ADDUI R11 R11 4 ; Increment NEXT
|
ADDUI R11 R11 4 ; Increment NEXT
|
||||||
PUSHR R0 R14 ; Put immediate onto stack
|
PUSHR R0 R14 ; Put immediate onto stack
|
||||||
JSR_COROUTINE R11 ; NEXT
|
JSR_COROUTINE R11 ; NEXT
|
||||||
|
|
||||||
;; Memory manipulation instructions
|
;; Memory manipulation instructions
|
||||||
|
|
||||||
|
|
@ -412,113 +412,114 @@
|
||||||
:Store_Text
|
:Store_Text
|
||||||
"!"
|
"!"
|
||||||
:Store_Entry
|
:Store_Entry
|
||||||
&LIT_Entry ; Pointer to LIT
|
&LIT_Entry ; Pointer to LIT
|
||||||
&Store_Text ; Pointer to Name
|
&Store_Text ; Pointer to Name
|
||||||
NOP ; Flags
|
NOP ; Flags
|
||||||
POPR R0 R14 ; Destination
|
POPR R0 R14 ; Destination
|
||||||
POPR R1 R14 ; Contents
|
POPR R1 R14 ; Contents
|
||||||
STORE R1 R0 0 ; Write out
|
STORE R1 R0 0 ; Write out
|
||||||
JSR_COROUTINE R11 ; NEXT
|
JSR_COROUTINE R11 ; NEXT
|
||||||
|
|
||||||
;; FETCH
|
;; FETCH
|
||||||
:Fetch_Text
|
:Fetch_Text
|
||||||
"@"
|
"@"
|
||||||
:Fetch_Entry
|
:Fetch_Entry
|
||||||
&Store_Entry ; Pointer to Store
|
&Store_Entry ; Pointer to Store
|
||||||
&Fetch_Text ; Pointer to Name
|
&Fetch_Text ; Pointer to Name
|
||||||
NOP ; Flags
|
NOP ; Flags
|
||||||
POPR R0 R14 ; Source address
|
POPR R0 R14 ; Source address
|
||||||
LOAD R0 R0 0 ; Get Contents
|
LOAD R0 R0 0 ; Get Contents
|
||||||
PUSHR R0 R14 ; Push Contents
|
PUSHR R0 R14 ; Push Contents
|
||||||
JSR_COROUTINE R11 ; NEXT
|
JSR_COROUTINE R11 ; NEXT
|
||||||
|
|
||||||
;; ADDSTORE
|
;; ADDSTORE
|
||||||
:AStore_Text
|
:AStore_Text
|
||||||
"+!"
|
"+!"
|
||||||
:AStore_Entry
|
:AStore_Entry
|
||||||
&Fetch_Entry ; Pointer to Fetch
|
&Fetch_Entry ; Pointer to Fetch
|
||||||
&AStore_Text ; Pointer to Name
|
&AStore_Text ; Pointer to Name
|
||||||
NOP ; Flags
|
NOP ; Flags
|
||||||
POPR R0 R14 ; Destination
|
POPR R0 R14 ; Destination
|
||||||
POPR R1 R14 ; How much to add
|
POPR R1 R14 ; How much to add
|
||||||
LOAD R2 R0 0 ; Get contents of address
|
LOAD R2 R0 0 ; Get contents of address
|
||||||
ADD R1 R1 R2 ; Combine
|
ADD R1 R1 R2 ; Combine
|
||||||
STORE R1 R0 0 ; Write out
|
STORE R1 R0 0 ; Write out
|
||||||
JSR_COROUTINE R11 ; NEXT
|
JSR_COROUTINE R11 ; NEXT
|
||||||
|
|
||||||
;; SUBSTORE
|
;; SUBSTORE
|
||||||
:SStore_Text
|
:SStore_Text
|
||||||
"-!"
|
"-!"
|
||||||
:SStore_Entry
|
:SStore_Entry
|
||||||
&AStore_Entry ; Pointer to ADDSTORE
|
&AStore_Entry ; Pointer to ADDSTORE
|
||||||
&SStore_Text ; Pointer to Name
|
&SStore_Text ; Pointer to Name
|
||||||
NOP ; Flags
|
NOP ; Flags
|
||||||
POPR R0 R14 ; Destination
|
POPR R0 R14 ; Destination
|
||||||
POPR R1 R14 ; How much to sub
|
POPR R1 R14 ; How much to sub
|
||||||
LOAD R2 R0 0 ; Get contents of address
|
LOAD R2 R0 0 ; Get contents of address
|
||||||
SUB R1 R2 R1 ; Subtract
|
SUB R1 R2 R1 ; Subtract
|
||||||
STORE R1 R0 0 ; Write out
|
STORE R1 R0 0 ; Write out
|
||||||
JSR_COROUTINE R11 ; NEXT
|
JSR_COROUTINE R11 ; NEXT
|
||||||
|
|
||||||
;; STOREBYTE
|
;; STOREBYTE
|
||||||
:SByte_Text
|
:SByte_Text
|
||||||
"C!"
|
"C!"
|
||||||
:SByte_Entry
|
:SByte_Entry
|
||||||
&SStore_Entry ; Pointer to SUBSTORE
|
&SStore_Entry ; Pointer to SUBSTORE
|
||||||
&SByte_Text ; Pointer to Name
|
&SByte_Text ; Pointer to Name
|
||||||
NOP ; Flags
|
NOP ; Flags
|
||||||
POPR R0 R14 ; Destination
|
POPR R0 R14 ; Destination
|
||||||
POPR R1 R14 ; Contents
|
POPR R1 R14 ; Contents
|
||||||
STORE8 R1 R0 0 ; Write out
|
STORE8 R1 R0 0 ; Write out
|
||||||
JSR_COROUTINE R11 ; NEXT
|
JSR_COROUTINE R11 ; NEXT
|
||||||
|
|
||||||
;; FETCHBYTE
|
;; FETCHBYTE
|
||||||
:FByte_Text
|
:FByte_Text
|
||||||
"C@"
|
"C@"
|
||||||
:FByte_Entry
|
:FByte_Entry
|
||||||
&SByte_Entry ; Pointer to STOREBYTE
|
&SByte_Entry ; Pointer to STOREBYTE
|
||||||
&FByte_Text ; Pointer to Name
|
&FByte_Text ; Pointer to Name
|
||||||
NOP ; Flags
|
NOP ; Flags
|
||||||
POPR R0 R14 ; Source address
|
POPR R0 R14 ; Source address
|
||||||
LOADU8 R0 R0 0 ; Get Contents
|
LOADU8 R0 R0 0 ; Get Contents
|
||||||
PUSHR R0 R14 ; Push Contents
|
PUSHR R0 R14 ; Push Contents
|
||||||
JSR_COROUTINE R11 ; NEXT
|
JSR_COROUTINE R11 ; NEXT
|
||||||
|
|
||||||
;; CMOVE
|
;; CMOVE
|
||||||
:CMove_Text
|
:CMove_Text
|
||||||
"CMOVE"
|
"CMOVE"
|
||||||
:CMove_Entry
|
:CMove_Entry
|
||||||
&FByte_Entry ; Pointer to FETCHBYTE
|
&FByte_Entry ; Pointer to FETCHBYTE
|
||||||
&CMove_Text ; Pointer to Name
|
&CMove_Text ; Pointer to Name
|
||||||
NOP ; Flags
|
NOP ; Flags
|
||||||
POPR R0 R14 ; Get number of bytes to Move
|
POPR R0 R14 ; Get number of bytes to Move
|
||||||
POPR R1 R14 ; Where to put the result
|
POPR R1 R14 ; Where to put the result
|
||||||
POPR R2 R14 ; Where it is coming from
|
POPR R2 R14 ; Where it is coming from
|
||||||
FALSE R4 ; Prepare for Zeroing
|
FALSE R4 ; Prepare for Zeroing
|
||||||
|
|
||||||
:Cmove_Main
|
:Cmove_Main
|
||||||
CMPSKIPI.GE R0 4 ; Loop if we have 4 or more bytes to move
|
CMPSKIPI.GE R0 4 ; Loop if we have 4 or more bytes to move
|
||||||
JUMP @Cmove_Slow ; Otherwise slowly move bytes
|
JUMP @Cmove_Slow ; Otherwise slowly move bytes
|
||||||
LOAD R3 R2 0 ; Get 4 Bytes
|
LOAD R3 R2 0 ; Get 4 Bytes
|
||||||
STORE R4 R2 0 ; Overwrite that memory with Zeros
|
STORE R4 R2 0 ; Overwrite that memory with Zeros
|
||||||
STORE R3 R1 0 ; Store them at the destination
|
STORE R3 R1 0 ; Store them at the destination
|
||||||
ADDUI R1 R1 4 ; Increment Source by 4
|
ADDUI R1 R1 4 ; Increment Source by 4
|
||||||
ADDUI R2 R2 4 ; Increment Destination by 4
|
ADDUI R2 R2 4 ; Increment Destination by 4
|
||||||
SUBI R0 R0 4 ; Decrement number of bytes to move by 4
|
SUBI R0 R0 4 ; Decrement number of bytes to move by 4
|
||||||
JUMP @Cmove_Main ; Loop more
|
JUMP @Cmove_Main ; Loop more
|
||||||
|
|
||||||
:Cmove_Slow
|
:Cmove_Slow
|
||||||
CMPSKIPI.G R0 0 ; While number of bytes is greater than 0
|
CMPSKIPI.G R0 0 ; While number of bytes is greater than 0
|
||||||
JUMP @Cmove_Done ; Otherwise be done
|
JUMP @Cmove_Done ; Otherwise be done
|
||||||
LOADU8 R3 R2 0 ; Get 4 Bytes
|
LOADU8 R3 R2 0 ; Get 4 Bytes
|
||||||
STORE8 R4 R2 0 ; Overwrite that memory with Zeros
|
STORE8 R4 R2 0 ; Overwrite that memory with Zeros
|
||||||
STORE8 R3 R1 0 ; Store them at the destination
|
STORE8 R3 R1 0 ; Store them at the destination
|
||||||
ADDUI R1 R1 1 ; Increment Source by 1
|
ADDUI R1 R1 1 ; Increment Source by 1
|
||||||
ADDUI R2 R2 1 ; Increment Destination by 1
|
ADDUI R2 R2 1 ; Increment Destination by 1
|
||||||
SUBI R0 R0 1 ; Decrement number of bytes to move by 1
|
SUBI R0 R0 1 ; Decrement number of bytes to move by 1
|
||||||
JUMP @Cmove_Slow ; Loop more
|
JUMP @Cmove_Slow ; Loop more
|
||||||
|
|
||||||
:Cmove_Done
|
:Cmove_Done
|
||||||
JSR_COROUTINE R11 ; NEXT
|
JSR_COROUTINE R11 ; NEXT
|
||||||
|
|
||||||
;; Global variables
|
;; Global variables
|
||||||
|
|
||||||
|
|
@ -526,31 +527,75 @@
|
||||||
:State_Text
|
:State_Text
|
||||||
"STATE"
|
"STATE"
|
||||||
:State_Entry
|
:State_Entry
|
||||||
&CMove_Entry ; Pointer to CMOVE
|
&CMove_Entry ; Pointer to CMOVE
|
||||||
&State_Text ; Pointer to Name
|
&State_Text ; Pointer to Name
|
||||||
NOP ; Flags
|
NOP ; Flags
|
||||||
PUSHR R10 R14 ; Put STATE onto stack
|
PUSHR R10 R14 ; Put STATE onto stack
|
||||||
JSR_COROUTINE R11 ; NEXT
|
JSR_COROUTINE R11 ; NEXT
|
||||||
|
|
||||||
;; LATEST
|
;; LATEST
|
||||||
:Latest_Text
|
:Latest_Text
|
||||||
"LATEST"
|
"LATEST"
|
||||||
:Latest_Entry
|
:Latest_Entry
|
||||||
&State_Entry ; Pointer to STATE
|
&State_Entry ; Pointer to STATE
|
||||||
&Latest_Text ; Pointer to Name
|
&Latest_Text ; Pointer to Name
|
||||||
NOP ; Flags
|
NOP ; Flags
|
||||||
PUSHR R9 R14 ; Put LATEST onto stack
|
PUSHR R9 R14 ; Put LATEST onto stack
|
||||||
JSR_COROUTINE R11 ; NEXT
|
JSR_COROUTINE R11 ; NEXT
|
||||||
|
|
||||||
;; HERE
|
;; HERE
|
||||||
:Here_Text
|
:Here_Text
|
||||||
"HERE"
|
"HERE"
|
||||||
:Here_Entry
|
:Here_Entry
|
||||||
&Latest_Entry ; Pointer to
|
&Latest_Entry ; Pointer to LATEST
|
||||||
&Here_Text ; Pointer to Name
|
&Here_Text ; Pointer to Name
|
||||||
NOP ; Flags
|
NOP ; Flags
|
||||||
PUSHR R8 R14 ; Put HERE onto stack
|
PUSHR R8 R14 ; Put HERE onto stack
|
||||||
JSR_COROUTINE R11 ; NEXT
|
JSR_COROUTINE R11 ; NEXT
|
||||||
|
|
||||||
|
;; Return Stack functions
|
||||||
|
|
||||||
|
;; >R
|
||||||
|
:TOR_Text
|
||||||
|
">R"
|
||||||
|
:TOR_Entry
|
||||||
|
&Here_Entry ; Pointer to HERE
|
||||||
|
&TOR_Text ; Pointer to Name
|
||||||
|
NOP ; Flags
|
||||||
|
POPR R0 R14 ; Get top of Parameter stack
|
||||||
|
PUSHR R0 R15 ; Shove it onto return stack
|
||||||
|
JSR_COROUTINE R11 ; NEXT
|
||||||
|
|
||||||
|
;; R>
|
||||||
|
:FROMR_Text
|
||||||
|
"R>"
|
||||||
|
:FROMR_Entry
|
||||||
|
&TOR_Entry ; Pointer to >R
|
||||||
|
&FROMR_Text ; Pointer to Name
|
||||||
|
NOP ; Flags
|
||||||
|
POPR R0 R15 ; Get top of Return stack
|
||||||
|
PUSHR R0 R14 ; Shove it onto parameter stack
|
||||||
|
JSR_COROUTINE R11 ; NEXT
|
||||||
|
|
||||||
|
;; RSP@
|
||||||
|
:RSPFetch_Text
|
||||||
|
"RSP@"
|
||||||
|
:RSPFetch_Entry
|
||||||
|
&FROMR_Entry ; Pointer to R>
|
||||||
|
&RSPFetch_Text ; Pointer to Name
|
||||||
|
NOP ; Flags
|
||||||
|
PUSHR R14 R15 ; Push Return stack pointer onto Parameter stack
|
||||||
|
JSR_COROUTINE R11 ; NEXT
|
||||||
|
|
||||||
|
;; RSP!
|
||||||
|
:RSPStore_Text
|
||||||
|
"RSP!"
|
||||||
|
:RSPStore_Entry
|
||||||
|
&RSPFetch_Entry ; Pointer to RSP@
|
||||||
|
&ore_Text ; Pointer to Name
|
||||||
|
NOP ; Flags
|
||||||
|
POPR R15 R14 ; Replace Return stack pointer from parameter stack
|
||||||
|
JSR_COROUTINE R11 ; NEXT
|
||||||
|
|
||||||
:cold_start
|
:cold_start
|
||||||
;;
|
;;
|
||||||
|
|
|
||||||
Loading…
Reference in New Issue