Minor cosmetic changes in M0's source
This commit is contained in:
Jeremiah Orians
parent
71e30cfae1
commit
20c03c0d25
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@ -42,8 +42,10 @@ FFFFFFFF # HALT ; We are Done
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# ;; Prep TAPE_01
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E0002D201100 # LOADUI R0 0x1100
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42100000 # FOPEN_READ
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0D00002D # FALSE R13 ; Head is NULL
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09000510 # MOVE R1 R0 ; Read Tape_01
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:Tokenize_Line_0
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42100100 # FGETC ; Get a Char
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@ -52,7 +54,7 @@ E000A0300023 # CMPSKIPI.NE R0 35
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3C00 @Purge_Line_Comment # JUMP @Purge_Line_Comment
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# ;; Deal with Line comments starting with ;
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E000A030003b # CMPSKIPI.NE R0 59
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E000A030003B # CMPSKIPI.NE R0 59
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3C00 @Purge_Line_Comment # JUMP @Purge_Line_Comment
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# ;; Deal with Tab
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@ -60,7 +62,7 @@ E000A0300009 # CMPSKIPI.NE R0 9
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3C00 @Tokenize_Line_0 # JUMP @Tokenize_Line_0 ; Throw away byte and try again
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# ;; Deal with New line
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E000A030000a # CMPSKIPI.NE R0 10
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E000A030000A # CMPSKIPI.NE R0 10
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3C00 @Tokenize_Line_0 # JUMP @Tokenize_Line_0 ; Throw away byte and try again
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# ;; Deal with space characters
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@ -163,10 +165,13 @@ E10023020004 # STORE32 R0 R2 4 ; Set node type
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E100210E0000 # STORE8 R0 R14 0 ; Store the Byte
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42100100 # FGETC ; Get next Byte
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E1000FEE0001 # ADDUI R14 R14 1 ; Prep for next loop
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E000A0300009 # CMPSKIPI.NE R0 9 ; If char is Tab
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3C00 @Store_Atom_Done # JUMP @Store_Atom_Done ; Be done
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E000A030000a # CMPSKIPI.NE R0 10 ; If char is LF
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3C00 @Store_Atom_Done # JUMP @Store_Atom_Done ; Be done
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E000A0300020 # CMPSKIPI.NE R0 32 ; If char is Space
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3C00 @Store_Atom_Done # JUMP @Store_Atom_Done ; Be done
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@ -260,6 +265,7 @@ E0002CA2 @Identify_Macros_0 # JUMP.NZ R2 @Identify_Macros_0 ; Loop if i not NULL
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444546494E450000 # "DEFINE" ;; Line_Macro Function
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# ;; Line_Macro Function
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# ;; Recieves a node pointer in R0
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# ;; Causes macros to be applied
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# ;; Returns to whatever called it
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@ -339,7 +345,7 @@ E1002310000c # STORE32 R1 R0 12 ; Set expression to Text + 1
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3C00 @Process_String_Done # JUMP @Process_String_Done ; And move on
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:Process_String_1
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# ;; Deal with \"
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# ;; Deal with (")
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E0002D0F @Hexify_String # CALLI R15 @Hexify_String
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:Process_String_Done
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@ -468,8 +474,10 @@ E1000F110001 # ADDUI R1 R1 1 ; Move to next
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:numerate_string_dec
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E10014010000 # LOAD8 R0 R1 0 ; Get a byte
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E000A0300000 # CMPSKIPI.NE R0 0 ; If NULL
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3C00 @numerate_string_done # JUMP @numerate_string_done ; Be done
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05006334 # MUL R3 R3 R4 ; Shift counter by 10
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E10010000030 # SUBI R0 R0 48 ; Convert ascii to number
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E000A0100000 # CMPSKIPI.GE R0 0 ; If less than a number
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@ -477,6 +485,7 @@ E000A0100000 # CMPSKIPI.GE R0 0 ; If less than a number
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E000A050000a # CMPSKIPI.L R0 10 ; If more than a number
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3C00 @numerate_string_done # JUMP @numerate_string_done ; Terminate NOW
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05001330 # ADDU R3 R3 R0 ; Don't add to the count
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E1000F110001 # ADDUI R1 R1 1 ; Move onto next byte
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3C00 @numerate_string_dec # JUMP @numerate_string_dec
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@ -490,6 +499,7 @@ E1000F110002 # ADDUI R1 R1 2 ; Move to after leading 0x
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:numerate_string_hex_0
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E10014010000 # LOAD8 R0 R1 0 ; Get a byte
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E0002C90 @numerate_string_done # JUMP.Z R0 @numerate_string_done ; If NULL Be done
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E0002D530004 # SL0I R3 4 ; Shift counter by 16
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E10010000030 # SUBI R0 R0 48 ; Convert ascii number to number
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E000A050000a # CMPSKIPI.L R0 10 ; If A-F
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@ -497,6 +507,7 @@ E10010000007 # SUBI R0 R0 7 ; Shove into Range
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E000A0500010 # CMPSKIPI.L R0 16 ; If a-f
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E10010000020 # SUBI R0 R0 32 ; Shove into Range
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05001330 # ADDU R3 R3 R0 ; Add to the count
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E1000F110001 # ADDUI R1 R1 1 ; Get next Hex
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3C00 @numerate_string_hex_0 # JUMP @numerate_string_hex_0
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@ -554,6 +565,7 @@ E0002D211101 # LOADUI R1 0x1101 ; Write to Tape_02
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E10018200000 # LOAD32 R2 R0 0 ; Load Node->Next
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E10018300004 # LOAD32 R3 R0 4 ; Load Node type
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E1001800000c # LOAD32 R0 R0 12 ; Load Expression pointer
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E10010330001 # SUBI R3 R3 1 ; Check for Macros
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E0002C93 @Print_Hex_1 # JUMP.Z R3 @Print_Hex_1 ; Don't print Macros
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E0002D0F @Print_Line # CALLI R15 @Print_Line ; Print the Expression
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@ -592,5 +604,6 @@ E0002D20000a # LOADUI R0 10 ; Put in Newline char
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42100200 # FPUTC ; Write it out
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0D01001F # RET R15
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# ;; Where we are putting the start of our stack
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:stack
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@ -88,6 +88,7 @@
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;; Everything else is an atom store it
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CALLI R15 @Store_Atom
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:Tokenize_Line_1
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STORE32 R13 R2 0 ; Set p->next to head
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MOVE R13 R2 ; Set head to p
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@ -107,6 +108,7 @@
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COPY R0 R13 ; Using R0 as head
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FALSE R1 ; Using R1 as root
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; Using R2 as next
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:reverse_list_0
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JUMP.Z R0 @reverse_list_done ; Stop if NULL == head
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LOAD R2 R0 0 ; next = head->next
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@ -114,6 +116,7 @@
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MOVE R1 R0 ; root = head
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MOVE R0 R2 ; head = next
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JUMP @reverse_list_0 ; Keep looping
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:reverse_list_done
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;; Clean up
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MOVE R13 R1 ; Set token_list to root
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@ -192,10 +195,12 @@
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PUSHR R2 R15
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PUSHR R3 R15
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PUSHR R4 R15
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;; Setup registers
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MOVE R2 R0 ; Put R0 in a safe place
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MOVE R3 R1 ; Put R1 in a safe place
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FALSE R4 ; Starting at index 0
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:cmpbyte
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LOADXU8 R0 R2 R4 ; Get a byte of our first string
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LOADXU8 R1 R3 R4 ; Get a byte of our second string
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@ -203,6 +208,7 @@
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CMP R0 R0 R1 ; Compare the bytes
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CMPSKIPI.E R1 0 ; Stop if byte is NULL
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JUMP.E R0 @cmpbyte ; Loop if bytes are equal
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;; Done
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;; Restore registers
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POPR R4 R15
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@ -339,7 +345,7 @@
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JUMP @Process_String_Done ; And move on
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:Process_String_1
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;; Deal with "
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;; Deal with (")
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CALLI R15 @Hexify_String
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:Process_String_Done
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@ -465,6 +471,7 @@
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TRUE R2 ; So that we know to negate
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CMPSKIPI.E R2 0 ; If toggled
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ADDUI R1 R1 1 ; Move to next
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:numerate_string_dec
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LOAD8 R0 R1 0 ; Get a byte
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@ -488,6 +495,7 @@
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CMPSKIPI.E R0 48 ; All hex strings start with 0x
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JUMP @numerate_string_done ; Be done if not a match
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ADDUI R1 R1 2 ; Move to after leading 0x
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:numerate_string_hex_0
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LOAD8 R0 R1 0 ; Get a byte
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JUMP.Z R0 @numerate_string_done ; If NULL Be done
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@ -540,6 +548,7 @@
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JUMP.NZ R0 @Preserve_Other_0
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RET R15
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;; Print_Hex Function
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;; Print all of the expressions
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;; Starting with HEAD
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