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avra: add arg range checks

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This commit is contained in:
Virgil Dupras 2020-05-17 09:30:36 -04:00
parent 5227777b34
commit b5d42924ba
8 changed files with 60 additions and 53 deletions
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2
blk/660
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@ -1 +1 @@
1 6 LOADR+ 1 7 LOADR+

3
blk/661
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@ -2,7 +2,8 @@ VARIABLE ORG
: SPLITB : SPLITB
256 /MOD SWAP 256 /MOD SWAP
; ;
: PC H@ ORG @ ; ( We divide by 2 because each PC represents a word. )
: PC H@ ORG @ - 1 RSHIFT ;
( A, spits an assembled byte, A,, spits an assembled word ( A, spits an assembled byte, A,, spits an assembled word
Both increase PC. To debug, change C, to .X ) Both increase PC. To debug, change C, to .X )
: A, C, ; : A,, SPLITB A, A, ; : A, C, ; : A,, SPLITB A, A, ;

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blk/662
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@ -1,11 +1,7 @@
( 0000 000d dddd 0000 ) : _oor ." arg out of range: " .X SPC ." PC: " PC .X NL ABORT ;
: _r8c DUP 7 > IF _oor THEN ;
: _r32c DUP 31 > IF _oor THEN ;
: _r16+c _r32c DUP 16 < IF _oor THEN ;
: _r256c DUP 255 > IF _oor THEN ;
: _Rdp ( op rd -- op', place Rd ) 4 LSHIFT OR ; : _Rdp ( op rd -- op', place Rd ) 4 LSHIFT OR ;
: OPRd CREATE , DOES> @ SWAP _Rdp A,, ;
0b1001010000000101 OPRd ASR, 0b1001010000000000 OPRd COM,
0b1001010000001010 OPRd DEC, 0b1001010000000011 OPRd INC,
0b1001001000000110 OPRd LAC, 0b1001001000000101 OPRd LAS,
0b1001001000000111 OPRd LAT,
0b1001010000000110 OPRd LSR, 0b1001010000000001 OPRd NEG,
0b1001000000001111 OPRd POP, 0b1001001000001111 OPRd PUSH,
0b1001010000000111 OPRd ROR, 0b1001010000000010 OPRd SWAP,
0b1001001000000100 OPRd XCH,

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blk/663
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@ -1,9 +1,10 @@
( 0000 00rd dddd rrrr ) ( 0000 000d dddd 0000 )
: OPRdRr CREATE C, DOES> C@ ( rd rr op ) : OPRd CREATE , DOES> @ SWAP _r32c _Rdp A,, ;
OVER 0x10 AND 3 RSHIFT OR ( rd rr op' ) 0b1001010000000101 OPRd ASR, 0b1001010000000000 OPRd COM,
8 LSHIFT OR 0xff0f AND ( rd op' ) 0b1001010000001010 OPRd DEC, 0b1001010000000011 OPRd INC,
SWAP _Rdp A,, ; 0b1001001000000110 OPRd LAC, 0b1001001000000101 OPRd LAS,
0x1c OPRdRr ADC, 0x0c OPRdRr ADD, 0x20 OPRdRr AND, 0b1001001000000111 OPRd LAT,
0x14 OPRdRr CP, 0x04 OPRdRr CPC, 0x10 OPRdRr CPSE, 0b1001010000000110 OPRd LSR, 0b1001010000000001 OPRd NEG,
0x24 OPRdRr EOR, 0x2c OPRdRr MOV, 0x9c OPRdRr MUL, 0b1001000000001111 OPRd POP, 0b1001001000001111 OPRd PUSH,
0x28 OPRdRr OR, 0x08 OPRdRr SBC, 0x18 OPRdRr SUB, 0b1001010000000111 OPRd ROR, 0b1001010000000010 OPRd SWAP,
0b1001001000000100 OPRd XCH,

22
blk/664
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@ -1,13 +1,9 @@
( 0000 KKKK dddd KKKK ) ( 0000 00rd dddd rrrr )
: OPRdK CREATE C, DOES> C@ ( rd K op ) : OPRdRr CREATE C, DOES> C@ ( rd rr op )
OVER 0xf0 AND 4 RSHIFT OR ( rd K op' ) OVER _r32c 0x10 AND 3 RSHIFT OR ( rd rr op' )
ROT 5 LSHIFT ROT 0x0f AND OR ( op' rdK ) A, A, ; 8 LSHIFT OR 0xff0f AND ( rd op' )
0x70 OPRdK ANDI, 0x30 OPRdK CPI, 0x0e OPRdK LDI, SWAP _r32c _Rdp A,, ;
0x60 OPRdK ORI, 0x40 OPRdK SBCI, 0x60 OPRdK SBR, 0x1c OPRdRr ADC, 0x0c OPRdRr ADD, 0x20 OPRdRr AND,
0x50 OPRdK SUBI, 0x14 OPRdRr CP, 0x04 OPRdRr CPC, 0x10 OPRdRr CPSE,
0x24 OPRdRr EOR, 0x2c OPRdRr MOV, 0x9c OPRdRr MUL,
( 0000 0000 AAAA Abbb ) 0x28 OPRdRr OR, 0x08 OPRdRr SBC, 0x18 OPRdRr SUB,
: OPAb CREATE C, DOES> C@ ( A b op )
ROT 3 LSHIFT ROT OR A, A, ;
0x98 OPAb CBI, 0x9a OPAb SBI, 0x99 OPAb SBIC,
0x9b OPAb SBIS,

22
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@ -1,11 +1,13 @@
: OPNA CREATE , DOES> @ A,, ; ( 0000 KKKK dddd KKKK )
0x9598 OPNA BREAK, 0x9488 OPNA CLC, 0x94d8 OPNA CLH, : OPRdK CREATE C, DOES> C@ ( rd K op )
0x94f8 OPNA CLI, 0x94a8 OPNA CLN, 0x94c8 OPNA CLS, OVER _r256c 0xf0 AND 4 RSHIFT OR ( rd K op' )
0x94e8 OPNA CLT, 0x94b8 OPNA CLV, 0x9498 OPNA CLZ, ROT _r16+c 4 LSHIFT ROT 0x0f AND OR ( op' rdK ) A, A, ;
0x9419 OPNA EIJMP, 0x9509 OPNA ICALL, 0x9519 OPNA EICALL, 0x70 OPRdK ANDI, 0x30 OPRdK CPI, 0x0e OPRdK LDI,
0x9409 OPNA IJMP, 0x0000 OPNA NOP, 0x9508 OPNA RET, 0x60 OPRdK ORI, 0x40 OPRdK SBCI, 0x60 OPRdK SBR,
0x9518 OPNA RETI, 0x9408 OPNA SEC, 0x9458 OPNA SEH, 0x50 OPRdK SUBI,
0x9478 OPNA SEI, 0x9428 OPNA SEN, 0x9448 OPNA SES,
0x9468 OPNA SET, 0x9438 OPNA SEV, 0x9418 OPNA SEZ,
0x9588 OPNA SLEEP, 0x95a8 OPNA WDR,
( 0000 0000 AAAA Abbb )
: OPAb CREATE C, DOES> C@ ( A b op )
ROT _r32c 3 LSHIFT ROT _r8c OR A, A, ;
0x98 OPAb CBI, 0x9a OPAb SBI, 0x99 OPAb SBIC,
0x9b OPAb SBIS,

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@ -1,10 +1,11 @@
( 0000 0000 0sss 0000 ) : OPNA CREATE , DOES> @ A,, ;
: OPb CREATE , DOES> @ ( b op ) 0x9598 OPNA BREAK, 0x9488 OPNA CLC, 0x94d8 OPNA CLH,
SWAP 4 LSHIFT OR A,, ; 0x94f8 OPNA CLI, 0x94a8 OPNA CLN, 0x94c8 OPNA CLS,
0b1001010010001000 OPb BCLR, 0b1001010000001000 OPb BSET, 0x94e8 OPNA CLT, 0x94b8 OPNA CLV, 0x9498 OPNA CLZ,
0x9419 OPNA EIJMP, 0x9509 OPNA ICALL, 0x9519 OPNA EICALL,
0x9409 OPNA IJMP, 0x0000 OPNA NOP, 0x9508 OPNA RET,
0x9518 OPNA RETI, 0x9408 OPNA SEC, 0x9458 OPNA SEH,
0x9478 OPNA SEI, 0x9428 OPNA SEN, 0x9448 OPNA SES,
0x9468 OPNA SET, 0x9438 OPNA SEV, 0x9418 OPNA SEZ,
0x9588 OPNA SLEEP, 0x95a8 OPNA WDR,
( 0000 000d dddd 0bbb )
: OPRdb CREATE , DOES> @ ( rd b op )
ROT _Rdp OR A,, ;
0b1111100000000000 OPRdb BLD, 0b1111101000000000 OPRdb BST,
0b1111110000000000 OPRdb SBRC, 0b1111111000000000 OPRdb SBRS,

10
blk/667 Normal file
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@ -0,0 +1,10 @@
( 0000 0000 0sss 0000 )
: OPb CREATE , DOES> @ ( b op )
SWAP _r8c _Rdp A,, ;
0b1001010010001000 OPb BCLR, 0b1001010000001000 OPb BSET,
( 0000 000d dddd 0bbb )
: OPRdb CREATE , DOES> @ ( rd b op )
ROT _r32c _Rdp SWAP _r8c OR A,, ;
0b1111100000000000 OPRdb BLD, 0b1111101000000000 OPRdb BST,
0b1111110000000000 OPRdb SBRC, 0b1111111000000000 OPRdb SBRS,