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Fix ENTER/LEAVE

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This commit is contained in:
David Schmenk 2018-03-21 14:01:17 -07:00
parent e16f45f59b
commit fa71ec3948
1 changed files with 25 additions and 22 deletions

47
src/libsrc/apple/jit.pla

@ -54,6 +54,8 @@ def compiler(defptr)#0
*$003E = *$003C + defptr->bytecodesize
*$0042 = bytecode
call($C311, 0, 0, 0, $00) // CALL XMOVE with carry clear (AUX->MAIN)
puts("Addr Xlate: $"); puth(addrxlate); putln
puts("Bytecode: $"); puth(bytecode); putln
//
// Compile the bytecodes
//
@ -72,12 +74,12 @@ def compiler(defptr)#0
case = *dest
*dest = codeptr
dest = case + *jitcodeptr
until not dest
until not case
fin
addrxlate=>[i] = codeptr
putc('$'); puth(codeptr); putc(':')
putc('['); puti(i); puts("] ")
if bytecode->[i] < $20
if ^(bytecode+i) < $20
// CN,CN,CN,CN,CN,CN,CN,CN ; 00 02 04 06 08 0A 0C 0E
// CN,CN,CN,CN,CN,CN,CN,CN ; 10 12 14 16 18 1A 1C 1E
puts("CN $"); putb(^(bytecode+i)/2)
@ -91,7 +93,7 @@ def compiler(defptr)#0
^codeptr = $95; codeptr++ // STA zp,X
^codeptr = $C0; codeptr++ // ESTKH
else
when bytecode->[i]
when ^(bytecode+i)
// MINUS1,BREQ,BRNE,LA,LLA,CB,CW,CS ; 20 22 24 26 28 2A 2C 2E
is $20
puts("MINUS_ONE")
@ -216,9 +218,9 @@ def compiler(defptr)#0
break
is $2E
i++
j = ^(bytecode+i)
puts("CS "); puts(bytecode+i)
i++
j = ^(bytecode+i)
dest = i + j + 1
puts("CS "); puts(bytecode+i); puts("-->"); puti(dest)
if isule(codeptr + 12 + j, codemax)
^codeptr = $CA; codeptr++ // DEX
^codeptr = $A9; codeptr++ // LDA #imm
@ -230,17 +232,14 @@ def compiler(defptr)#0
^codeptr = $95; codeptr++ // STA zp,X
^codeptr = $C0; codeptr++ // ESTKH
^codeptr = $4C; codeptr++ // JMP abs
*codeptr = addrxlate=>[i+j]
*codeptr = addrxlate=>[dest]
if not (*codeptr & $8000) // Unresolved address list
addrxlate=>[i+j] = codeptr - *jitcodeptr
addrxlate=>[dest] = codeptr - *jitcodeptr
fin
codeptr = codeptr + 2
^codeptr = j; codeptr++
while j
^(bytecode+i); codeptr++
i++
j--
loop
strcpy(codeptr, bytecode+i)
codeptr = codeptr + j + 1
i = i + j
else
codeptr = codeptr + 12 + j // Flag buffer overflow
fin
@ -606,14 +605,16 @@ def compiler(defptr)#0
break
is $58
i++
puts("ENTER "); puti(^(bytecode+i))
puts("ENTER "); puti(^(bytecode+i)); putc(',');puti(^(bytecode+i+1))
//
// Call into VM
//
^codeptr = $20; codeptr++ // JSR INTERP
*codeptr = $3D0; codeptr = codeptr + 2
^codeptr = $58; codeptr++ // ENTER CODE
^codeptr = i; codeptr++ // ENTER OPERAND
^codeptr = ^(bytecode+i); codeptr++ // ENTER FRAME SIZE
i++
^codeptr = ^(bytecode+i); codeptr++ // ENTER ARG COUNT
^codeptr = $C0; codeptr++ // NATV CODE
break
is $5A
@ -624,8 +625,8 @@ def compiler(defptr)#0
//
^codeptr = $20; codeptr++ // JSR INTERP
*codeptr = $3D0; codeptr = codeptr + 2
^codeptr = $58; codeptr++ // LEAVE CODE
^codeptr = i; codeptr++ // LEAVE OPERAND
^codeptr = $5A; codeptr++ // LEAVE CODE
^codeptr = ^(bytecode+i); codeptr++ // LEAVE OPERAND
break
is $5C
puts("RET")
@ -1557,10 +1558,7 @@ def compiler(defptr)#0
i++
if i >= defptr->bytecodesize
//
// Done compiling
//
//
// Update DEF entry with JMP to compiled code
// Done compiling. Update DEF entry with JMP to compiled code
//
defptr->interpjsr = $4C // JMP
defptr=>interpaddr = *jitcodeptr
@ -1569,8 +1567,11 @@ def compiler(defptr)#0
// Free working bufffers
//
heaprelease(addrxlate)
puts("Done compiling\n")
getc
return
fin
getc
loop
//
// If we got here. we ran out of code buffer space. Overwrite interpreter
@ -1581,6 +1582,8 @@ def compiler(defptr)#0
// Free working bufffers
//
heaprelease(addrxlate)
puts("Ran out of code buffer\n")
getc
end
//
// Install JIT compiler