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Merge branch 'master' of git.sr.ht:~rabbits/uxn

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neauoire 2021-03-24 16:32:32 -07:00
commit a646d34cf4
2 changed files with 108 additions and 38 deletions
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142
projects/tests/opcodes.usm
View file

@ -1,60 +1,106 @@
(
tests/opcodes : automated testing of opcodes
This file generates a lot of stack underflows on purpose:
it's handy to supress all the warning by piping through grep
| grep -vF 'Halted: Working-stack underflow'
)
;test { code 2 label 2 status 1 }
;counts { failed 2 passed 2 unknown 2 }
;number { started 1 }
|0100 ;Console { pad 8 char 1 byte 1 short 2 }
|0110 ;Screen { width 2 height 2 pad 4 x 2 y 2 color 1 }
|0120 ;Sprite { pad 8 x 2 y 2 addr 2 color 1 }
|0130 ;Controller { buttons 1 }
|0140 ;Keys { key 1 }
|0150 ;Mouse { x 2 y 2 state 1 chord 1 }
|0160 ;File { pad 8 name 2 length 2 load 2 save 2 }
|01E0 ;Debug { pad 8 stack 1 snapshot 1 exit 1 pad 4 test_mode 1 }
|01F0 .RESET .FRAME .ERROR ( vectors )
|01F8 [ f07c f0e2 f0c2 ] ( palette )
%TEST { BRK2?r LITr EOR2? DUP? }
%PASS { #01 ,result JSR2 }
%FAIL { #00 ,result JSR2 }
%PASS? { ,result JSR2 }
%PASS? { ,result JMP2 BRK2?r LITr EOR2? DUP? }
%PASS { #01 PASS? }
%FAIL { #00 PASS? }
|0200
@tests
TEST ADD FAIL [ add-needs-two ]
TEST #01 ADD FAIL [ add-needs-two ]
TEST #01 #02 ADD #03 EQU PASS? [ add-result ]
TEST #01 #02 ADD #ff EQU PASS? [ this-test-fails ]
ADD FAIL [ add-needs-two 00 ]
#01 ADD FAIL [ add-needs-two 00 ]
#01 #02 ADD #03 EQU PASS? [ add-result 00 ]
#01 #02 ADD #ff EQU PASS? [ this-test-fails 00 ]
TEST #00 =Debug.exit
,finish JMP2
@RESET
#01 =Debug.test_mode
,tests #0001 SUB2 =current-test
,tests =test.code
,strings-start ,print-string JSR2
BRK
@ERROR BRK
@FRAME
~current-test
$search
#0001 ADD2
DUP2 LDR LIT BRK2?r NEQ ,$search ROT JMP2?
DUP2 #0001 ADD2 LDR LIT LITr NEQ ,$search ROT JMP2?
DUP2 #0002 ADD2 LDR LIT EOR2? NEQ ,$search ROT JMP2?
DUP2 #0003 ADD2 LDR LIT DUP? NEQ ,$search ROT JMP2?
#0004 ADD2 DUP2 =current-test
,recover ~test.status JMP2?
#01 =test.status
~test.code
DUP2 ,find-label JSR2
DUP2 =test.label
,find-code JSR2 =test.code
JMP2
@find-label ( ptr₂ -- following-label-ptr₂ )
DUP2 PEK2 LIT BRK2?r NEQ ^$next-minus-1 SWP JMP?
DUP2 #0001 ADD2 PEK2 LIT LITr NEQ ^$next-minus-1 SWP JMP?
DUP2 #0002 ADD2 PEK2 LIT EOR2? NEQ ^$next-minus-1 SWP JMP?
DUP2 #0003 ADD2 PEK2 LIT DUP? NEQ ^$next-minus-1 SWP JMP?
#0004 ADD2 $next-minus-1 JMP2r
( next )
#0001 ADD2 ^find-label JMP
@find-code ( label-ptr₂ -- following-code-ptr₂ )
DUP2 PEK2
,$not-end ROT JMP2?
$end
#0001 ADD2
JMP2r
$not-end
#0001 ADD2 ^find-code JMP
@recover
( would it have been a PASS or FAIL? )
,$clear ~test.label #000a SUB2 PEK2 LIT LIT EQU JMP2?
#02 ^result JMP
$clear
( I would have executed a PASS or FAIL, so invert the result )
~test.label #0009 SUB2 PEK2 #00 EQU ^result JMP
@result
DUP #02 MUL #00 SWP ,counts ADD2
DUP2 LDR2 #0001 ADD2 SWP2 STR2
#00 =test.status
,strings-test ^print-string JSR
#00 SWP ,strings-pass ,strings-fail SUB2 MUL2 ,strings-fail ADD2 ^print-string JSR
STH2r DUP2 ^print-short JSR
,strings-colon ^print-string JSR
^print-string JSR
~test.label ^print-string JSR
#0a =Console.char
POP #fc JMP
BRK
@finish
,strings-finish ^print-string JSR
~counts.passed ^print-decimal JSR
,strings-passed ^print-string JSR
~counts.failed ^print-decimal JSR
,strings-failed ^print-string JSR
~counts.unknown ^print-decimal JSR
,strings-unknown ^print-string JSR
( stop executing tests )
LIT BRK ,FRAME POK2
BRK
@print-string ( string₂ -- )
DUP2 LDR DUP
DUP2 PEK2 DUP
,$not-end ROT JMP2?
$end
@ -65,6 +111,25 @@
=Console.char
#0001 ADD2 ^print-string JMP
@print-decimal ( short₂ -- )
#00 =number.started
DUP2 #2710 DIV2 DUP2 ^$digit JSR #2710 MUL2 SUB2
DUP2 #03e8 DIV2 DUP2 ^$digit JSR #03e8 MUL2 SUB2
DUP2 #0064 DIV2 DUP2 ^$digit JSR #0064 MUL2 SUB2
DUP2 #000a DIV2 DUP2 ^$digit JSR #000a MUL2 SUB2
^$digit JSR
~number.started JMP2r?
#30 =Console.char
JMP2r
$digit
SWP POP
#02 OVR ~number.started ORA JMP?
POP JMP2r
#30 ADD =Console.char
#01 =number.started
JMP2r
@print-short ( short₂ -- )
#30 =Console.char
#78 =Console.char
@ -82,10 +147,15 @@
JMP2r
@strings
$start [ 0a Testing 20 started. 0a 0a 00 ]
$test [ Test 20 00 ]
$fail [ FAIL 20 at 20 00 ]
$pass [ pass 20 at 20 00 ]
$fail [ FAIL 00 ]
$pass [ pass 00 ]
[ UNKNOWN 00 ]
$at [ at 20 00 ]
$colon [ : 20 00 ]
;current-test { short 2 }
$finish [ 0a Testing 20 complete. 0a 00 ]
$passed [ 20 passed, 20 00 ]
$failed [ 20 failed, 20 00 ]
$unknown [ 20 were 20 unknown. 0a 00 ]

4
src/uxn.c
View file

@ -48,8 +48,8 @@ void op_lts(Uxn *u) { Uint8 a = pop8(u->src), b = pop8(u->src); push8(u->src, (S
void op_jmp(Uxn *u) { Uint8 a = pop8(u->src); u->ram.ptr += (Sint8)a; }
void op_jsr(Uxn *u) { Uint8 a = pop8(u->src); push16(u->dst, u->ram.ptr); u->ram.ptr += (Sint8)a; }
/* Memory */
void op_pek(Uxn *u) { Uint16 a = pop8(u->src); push8(u->src, mempeek8(u, a)); }
void op_pok(Uxn *u) { Uint16 a = pop8(u->src); Uint8 b = pop8(u->src); mempoke8(u, a, b); }
void op_pek(Uxn *u) { Uint8 a = pop8(u->src); push8(u->src, mempeek8(u, a)); }
void op_pok(Uxn *u) { Uint8 a = pop8(u->src); Uint8 b = pop8(u->src); mempoke8(u, a, b); }
void op_ldr(Uxn *u) { Uint8 a = pop8(u->src); push16(u->src, mempeek16(u, a)); }
void op_str(Uxn *u) { Uint8 a = pop8(u->src); Uint16 b = pop16(u->src); mempoke16(u, a, b); }
void op_cln(Uxn *u) { push8(u->src, peek8(u->dst, 0)); }