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Fixed the arithmetic order issue found by reepca

This commit is contained in:
Jeremiah Orians 2017-06-15 16:36:05 -04:00
parent 41d3ebb643
commit 9e2d807553
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GPG Key ID: 7457821534D2ACCD
4 changed files with 6 additions and 5 deletions
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1
CHANGELOG.org
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@ -23,6 +23,7 @@ Added DP! to stage2 forth
** Changed ** Changed
Extended VPATH in makefile to shorten dependency names Extended VPATH in makefile to shorten dependency names
Updated checksum for stage2 forth Updated checksum for stage2 forth
Reversed the order of operands in stage2 forth arithmetic
** Fixed ** Fixed
Stack offset bug in stage2 forth was found and fixed by reepca in record time Stack offset bug in stage2 forth was found and fixed by reepca in record time

2
bootstrapping Steps.org
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@ -174,7 +174,7 @@ Then we use our M0 Line macro assembler to convert our assembly into hex2 format
Then we need to assemble that hex into our desired program: Then we need to assemble that hex into our desired program:
./bin/vm --rom roms/stage1_assembler-2 --tape_01 temp2 --tape_02 roms/forth --memory 48K ./bin/vm --rom roms/stage1_assembler-2 --tape_01 temp2 --tape_02 roms/forth --memory 48K
roms/forth should with the sha256sum of a0d760e98534ec7abea6677e80fac98d2ec42d5bb1f02b1575122831fed46651 roms/forth should with the sha256sum of 82e88791a784d9633a457e5cabbed5383e6c4f54d0711428c034c4ae2424fc21
Our forth will first attempt to evaluate any code in tape_01 and then evaluate any code that the user types in Our forth will first attempt to evaluate any code in tape_01 and then evaluate any code that the user types in
(Otherwise there is no way for a forth fan to have a chance against the lisp in terms of being able to bootstrap something cool) (Otherwise there is no way for a forth fan to have a chance against the lisp in terms of being able to bootstrap something cool)

6
stage2/forth.s
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@ -293,7 +293,7 @@
:Sub_Code :Sub_Code
POPR R0 R14 ; Get top of stack POPR R0 R14 ; Get top of stack
POPR R1 R14 ; Get second item on Stack POPR R1 R14 ; Get second item on Stack
SUB R0 R0 R1 ; Perform the subtraction SUB R0 R1 R0 ; Perform the subtraction
PUSHR R0 R14 ; Store the result PUSHR R0 R14 ; Store the result
JSR_COROUTINE R11 ; NEXT JSR_COROUTINE R11 ; NEXT
@ -338,7 +338,7 @@
:DIV_Code :DIV_Code
POPR R0 R14 ; Get top of stack POPR R0 R14 ; Get top of stack
POPR R1 R14 ; Get second item on Stack POPR R1 R14 ; Get second item on Stack
DIV R0 R0 R1 ; Perform division and keep top half DIV R0 R1 R0 ; Perform division and keep top half
PUSHR R0 R14 ; Store the result PUSHR R0 R14 ; Store the result
JSR_COROUTINE R11 ; NEXT JSR_COROUTINE R11 ; NEXT
@ -353,7 +353,7 @@
:MOD_Code :MOD_Code
POPR R0 R14 ; Get top of stack POPR R0 R14 ; Get top of stack
POPR R1 R14 ; Get second item on Stack POPR R1 R14 ; Get second item on Stack
MOD R0 R0 R1 ; Perform division and keep remainder MOD R0 R1 R0 ; Perform division and keep remainder
PUSHR R0 R14 ; Store the result PUSHR R0 R14 ; Store the result
JSR_COROUTINE R11 ; NEXT JSR_COROUTINE R11 ; NEXT

2
test/SHA256SUMS
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@ -1,6 +1,6 @@
8f465d3ec1cba00a7d024a1964e74bb6d241f86a73c77d95d8ceb10d09c8f7b9 roms/CAT 8f465d3ec1cba00a7d024a1964e74bb6d241f86a73c77d95d8ceb10d09c8f7b9 roms/CAT
59f0502748af32e3096e026a95e77216179cccfe803a05803317414643e2fcec roms/DEHEX 59f0502748af32e3096e026a95e77216179cccfe803a05803317414643e2fcec roms/DEHEX
a0d760e98534ec7abea6677e80fac98d2ec42d5bb1f02b1575122831fed46651 roms/forth 82e88791a784d9633a457e5cabbed5383e6c4f54d0711428c034c4ae2424fc21 roms/forth
4c146297da8c672955698a82207295b28feb389c9856a2c6ea6a60ce7e84260a roms/lisp 4c146297da8c672955698a82207295b28feb389c9856a2c6ea6a60ce7e84260a roms/lisp
2b9727381aec15a504c0898189fbc2344209d8e04451e3fa5d743e08e38f64cf roms/M0 2b9727381aec15a504c0898189fbc2344209d8e04451e3fa5d743e08e38f64cf roms/M0
24a4d74eb2eb7a82e68335643855658b27b5a6c3b13db473539f3e08d6f26ceb roms/SET 24a4d74eb2eb7a82e68335643855658b27b5a6c3b13db473539f3e08d6f26ceb roms/SET