Revised stage0 monitor with several minor improvements and updated checksums
This commit is contained in:
parent
73651b577e
commit
d7bab06902
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@ -7,6 +7,7 @@
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** Changed
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** Changed
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+ Renamed xeh1 files to match current naming standard
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+ Renamed xeh1 files to match current naming standard
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+ created roms/ to store previously built roms and expanded .gitignore to prevent binary blobs from being checked in.
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+ created roms/ to store previously built roms and expanded .gitignore to prevent binary blobs from being checked in.
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+ Revised stage0 Monitor to utilize ANDI and updated the Hex0 version to incorporate the enhancements made previously
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** Fixed
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** Fixed
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+ Fixed leading char bug in M0
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+ Fixed leading char bug in M0
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@ -13,7 +13,7 @@
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** stage0
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** stage0
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| Filename | compiled binary sha256sum | compiled binary sha1sum | compiled binary md5sum |
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| Filename | compiled binary sha256sum | compiled binary sha1sum | compiled binary md5sum |
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|---------------------+------------------------------------------------------------------+------------------------------------------+----------------------------------|
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|---------------------+------------------------------------------------------------------+------------------------------------------+----------------------------------|
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| stage0_monitor.hex0 | 7314d72708a732a16c566344d9aa3711a80c62405324fc7e12703cad02741a67 | cb2cad1bc77b3bdaee72852cf994bfd30655da9c | 960c6143076d522af176de82257514cc |
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| stage0_monitor.hex0 | 0a427b14020354d1c785f5f900677e0059fce8f8d4456e9c19e5528cb17101eb | 1365da633f268f551424c621535bd94cfc6bf85b | f0890d7a69ed38f1fc5aa79d6f35c095 |
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** stage1
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** stage1
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| Filename | compiled binary sha256sum | compiled binary sha1sum | compiled binary md5sum |
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| Filename | compiled binary sha256sum | compiled binary sha1sum | compiled binary md5sum |
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@ -1,109 +1,119 @@
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# start
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# :start
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2D2A000f # LOADUI R10 0x0F ; Byte mask
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2D2B0001 # LOADUI R11 1 ; Our toggle
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2D2B0001 # LOADUI R11 1 ; Our toggle
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2D2D0600 # LOADUI R13 0x600 ; Where we are starting our Stack
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2D2D0600 # LOADUI R13 0x600 ; Where we are starting our Stack
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# ;; R14 will be storing our condition
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# ;; R14 will be storing our condition
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0D00002F # FALSE R15 ; Our holder
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0D00002F # FALSE R15 ; Our holder
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# ;; Prep TAPE_01
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# ;; Prep TAPE_01
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2D201100 # LOADUI R0 0x1100
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2D201100 # LOADUI R0 0x1100
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42100001 # FOPEN_WRITE
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42100001 # FOPEN_WRITE
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# ;; Prep TAPE_02
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# ;; Prep TAPE_02
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2D201101 # LOADUI R0 0x1101
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2D201101 # LOADUI R0 0x1101
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42100001 # FOPEN_WRITE
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42100001 # FOPEN_WRITE
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# loop
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# :loop
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2D210000 # LOADUI R1 0 ; Read from tty
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2D210000 # LOADUI R1 0 ; Read from tty
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42100100 # FGETC ; Read a Char
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42100100 # FGETC ; Read a Char
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A030000d # CMPSKIPI.NE R0 13 ; Replace all CR
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2D20000a # LOADUI R0 10 ; WIth LF
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42100200 # FPUTC ; Display the Char to User
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# ;; Check for Ctrl-D
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# ;; Check for Ctrl-D
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1FE00004 # CMPUI R14 R0 4
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A0300004 # CMPSKIPI.NE R0 4
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2C6E0008 # JUMP.NE R14 @.L0
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3C0000d0 # JUMP @finish
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2D0D00c8 # CALLI R13 @finish
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# .L0
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# ;; Check for EOF
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# ;; Check for EOF
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2CB00008 # JUMP.P R0 @.L1
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2CC000cc # JUMP.NP R0 @finish
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2D0D00c0 # CALLI R13 @finish
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# .L1
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# :.L1
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2D211101 # LOADUI R1 0x1101 ; Write to TAPE_02
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2D211101 # LOADUI R1 0x1101 ; Write to TAPE_02
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42100200 # FPUTC ; Print the Char
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42100200 # FPUTC ; Print the Char
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2D0D0034 # CALLI R13 @hex ; Convert it
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2D0D0034 # CALLI R13 @hex ; Convert it
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2CC0ffd8 # JUMP.NP R0 @loop ; Don't use nonhex chars
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2CC0ffd4 # JUMP.NP R0 @loop ; Don't use nonhex chars
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2C9B0010 # JUMP.Z R11 @.L99 ; Jump if toggled
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2C9B0010 # JUMP.Z R11 @.L99 ; Jump if toggled
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# ;; Process first byte of pair
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# ;; Process first byte of pair
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05020F0A # AND R15 R0 R10 ; Store First nibble
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B0F0000f # ANDI R15 R0 0x0F ; Store First nibble
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0D00002B # FALSE R11 ; Flip the toggle
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0D00002B # FALSE R11 ; Flip the toggle
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3C00ffc8 # JUMP @loop
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3C00ffc4 # JUMP @loop
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# .L99
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# :.L99
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2D5F0004 # SL0I R15 4 ; Shift our first nibble
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2D5F0004 # SL0I R15 4 ; Shift our first nibble
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0502000A # AND R0 R0 R10 ; Mask out top
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B000000f # ANDI R0 R0 0x0F ; Mask out top
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0500000F # ADD R0 R0 R15 ; Combine nibbles
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0500000F # ADD R0 R0 R15 ; Combine nibbles
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2D1B0001 # LOADI R11 1 ; Flip the toggle
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2D1B0001 # LOADI R11 1 ; Flip the toggle
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2D211100 # LOADUI R1 0x1100 ; Write the combined byte
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2D211100 # LOADUI R1 0x1100 ; Write the combined byte
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42100200 # FPUTC ; To TAPE_01
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42100200 # FPUTC ; To TAPE_01
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3C00ffac # JUMP @loop ; Try to get more bytes
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3C00ffa8 # JUMP @loop ; Try to get more bytes
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# hex
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# :hex
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# ;; Deal with line comments starting with #
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# ;; Deal with line comments starting with #
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1FE00023 # CMPUI R14 R0 35
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1FE00023 # CMPUI R14 R0 35
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2C5E0060 # JUMP.E R14 @ascii_comment
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2C5E0060 # JUMP.E R14 @ascii_comment
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# ;; Deal with line comments starting with ;
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# ;; Deal with line comments starting with ;
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1FE0003b # CMPUI R14 R0 59
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1FE0003b # CMPUI R14 R0 59
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2C5E0058 # JUMP.E R14 @ascii_comment
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2C5E0058 # JUMP.E R14 @ascii_comment
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# ;; Deal with all ascii less than '0'
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# ;; Deal with all ascii less than '0'
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1FE00030 # CMPUI R14 R0 48
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1FE00030 # CMPUI R14 R0 48
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2C8E0048 # JUMP.L R14 @ascii_other
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2C8E0048 # JUMP.L R14 @ascii_other
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# ;; Deal with '0'-'9'
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# ;; Deal with '0'-'9'
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1FE00039 # CMPUI R14 R0 57
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1FE00039 # CMPUI R14 R0 57
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2C7E0028 # JUMP.LE R14 @ascii_num
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2C7E0028 # JUMP.LE R14 @ascii_num
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# ;; Deal with all ascii less than 'A'
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# ;; Deal with all ascii less than 'A'
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1FE00041 # CMPUI R14 R0 65
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1FE00041 # CMPUI R14 R0 65
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2C8E0038 # JUMP.L R14 @ascii_other
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2C8E0038 # JUMP.L R14 @ascii_other
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# ;; Deal with 'A'-'F'
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# ;; Deal with 'A'-'F'
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1FE00046 # CMPUI R14 R0 70
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1FE00046 # CMPUI R14 R0 70
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2C7E0028 # JUMP.LE R14 @ascii_high
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2C7E0028 # JUMP.LE R14 @ascii_high
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# ;; Deal with all ascii less than 'a'
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# ;; Deal with all ascii less than 'a'
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1FE00061 # CMPUI R14 R0 97
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1FE00061 # CMPUI R14 R0 97
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2C8E0028 # JUMP.L R14 @ascii_other
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2C8E0028 # JUMP.L R14 @ascii_other
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# ;; Deal with 'a'-'f'
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# ;; Deal with 'a'-'f'
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1FE00066 # CMPUI R14 R0 102
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1FE00066 # CMPUI R14 R0 102
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2C7E0010 # JUMP.LE R14 @ascii_low
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2C7E0010 # JUMP.LE R14 @ascii_low
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# ;; Ignore the rest
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# ;; Ignore the rest
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3C00001c # JUMP @ascii_other
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3C00001c # JUMP @ascii_other
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# ascii_num
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# :ascii_num
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11000030 # SUBUI R0 R0 48
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11000030 # SUBUI R0 R0 48
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0D01001D # RET R13
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0D01001D # RET R13
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# ascii_low
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# :ascii_low
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11000057 # SUBUI R0 R0 87
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11000057 # SUBUI R0 R0 87
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0D01001D # RET R13
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0D01001D # RET R13
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# ascii_high
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# :ascii_high
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11000037 # SUBUI R0 R0 55
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11000037 # SUBUI R0 R0 55
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0D01001D # RET R13
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0D01001D # RET R13
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# ascii_other
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# :ascii_other
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0D000030 # TRUE R0
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0D000030 # TRUE R0
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0D01001D # RET R13
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0D01001D # RET R13
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# ascii_comment
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# :ascii_comment
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2D210000 # LOADUI R1 0 ; Read from tty
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2D210000 # LOADUI R1 0 ; Read from tty
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42100100 # FGETC ; Read another char
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42100100 # FGETC ; Read another char
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1FE0000a # CMPUI R14 R0 10 ; Stop at the end of line
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A030000d # CMPSKIPI.NE R0 13 ; Replace all CR
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2D211101 # LOADUI R1 0x1101 ; Write to TAPE_02
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2D20000a # LOADUI R0 10 ; WIth LF
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42100200 # FPUTC ; The char we just read
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42100200 # FPUTC ; Let the user see it
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2C6Effec # JUMP.NE R14 @ascii_comment ; Otherwise keep looping
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1FE0000a # CMPUI R14 R0 10 ; Stop at the end of line
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3C00ffe0 # JUMP @ascii_other
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2D211101 # LOADUI R1 0x1101 ; Write to TAPE_02
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42100200 # FPUTC ; The char we just read
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2C6Effe0 # JUMP.NE R14 @ascii_comment ; Otherwise keep looping
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3C00ffd4 # JUMP @ascii_other
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# finish
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# :finish
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2D201100 # LOADUI R0 0x1100 ; Close TAPE_01
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2D201100 # LOADUI R0 0x1100 ; Close TAPE_01
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42100002 # FCLOSE
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42100002 # FCLOSE
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2D201101 # LOADUI R0 0x1101 ; Close TAPE_02
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2D201101 # LOADUI R0 0x1101 ; Close TAPE_02
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42100002 # FCLOSE
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42100002 # FCLOSE
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FFFFFFFF # HALT
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FFFFFFFF # HALT
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@ -1,5 +1,4 @@
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:start
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:start
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LOADUI R10 0x0F ; Byte mask
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LOADUI R11 1 ; Our toggle
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LOADUI R11 1 ; Our toggle
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LOADUI R13 0x600 ; Where we are starting our Stack
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LOADUI R13 0x600 ; Where we are starting our Stack
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;; R14 will be storing our condition
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;; R14 will be storing our condition
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@ -37,13 +36,13 @@
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JUMP.Z R11 @.L99 ; Jump if toggled
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JUMP.Z R11 @.L99 ; Jump if toggled
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;; Process first byte of pair
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;; Process first byte of pair
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AND R15 R0 R10 ; Store First nibble
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ANDI R15 R0 0x0F ; Store First nibble
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FALSE R11 ; Flip the toggle
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FALSE R11 ; Flip the toggle
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JUMP @loop
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JUMP @loop
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:.L99
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:.L99
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SL0I R15 4 ; Shift our first nibble
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SL0I R15 4 ; Shift our first nibble
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AND R0 R0 R10 ; Mask out top
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ANDI R0 R0 0x0F ; Mask out top
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ADD R0 R0 R15 ; Combine nibbles
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ADD R0 R0 R15 ; Combine nibbles
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LOADI R11 1 ; Flip the toggle
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LOADI R11 1 ; Flip the toggle
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LOADUI R1 0x1100 ; Write the combined byte
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LOADUI R1 0x1100 ; Write the combined byte
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