mirror of
https://github.com/dschmenk/PLASMA.git
synced 2025-03-18 05:30:40 +00:00
Fix pointer dereferences once and for all (I hope). Simplify memory
manager. Homing in on ethernet interface
This commit is contained in:
David Schmenk
parent
ee04be4c5a
commit
c2dccbdc18
@ -48,26 +48,24 @@ end
|
||||
struc t_freblk
|
||||
word fresiz
|
||||
word frenxt
|
||||
word freprv
|
||||
end
|
||||
//
|
||||
// Block size
|
||||
//
|
||||
const MAX_BLK_SIZE = $2010
|
||||
const MAX_BLK_MASK = $1FFF
|
||||
const MIN_BLK_SIZE = $08
|
||||
const MIN_BLK_MASK = $07
|
||||
const MIN_BLK_SIZE = $04
|
||||
const MIN_BLK_MASK = $03
|
||||
//
|
||||
// Block states
|
||||
//
|
||||
const HMEM_ADDR = $FFF8
|
||||
const HMEM_SIZE = $FFF8
|
||||
const HMEM_ADDR = $FFFC
|
||||
const HMEM_SIZE = $FFFC
|
||||
const HMEM_STATE = $07
|
||||
const HMEM_MOVEABLE = $00 // Many dependencies on this being $00
|
||||
const HMEM_AVAIL = $01
|
||||
const HMEM_LOCKED = $02
|
||||
const HMEM_SWAPPED = $03
|
||||
const HMEM_UNINIT = $04
|
||||
//
|
||||
// Block flags
|
||||
//
|
||||
@ -214,44 +212,37 @@ end
|
||||
//
|
||||
// Find exact/best free memory match
|
||||
//
|
||||
def unlink(freblk)
|
||||
def unlink(freblk, freprv)
|
||||
//
|
||||
// Unlink free block
|
||||
//
|
||||
if freblk=>freprv
|
||||
freblk=>freprv=>frenxt = freblk=>frenxt
|
||||
if freprv
|
||||
freprv=>frenxt = freblk=>frenxt
|
||||
else
|
||||
frelst = freblk=>frenxt
|
||||
fin
|
||||
if freblk=>frenxt
|
||||
freblk=>frenxt=>freprv = freblk=>freprv
|
||||
fin
|
||||
return freblk
|
||||
end
|
||||
def unfre(freblk, size)
|
||||
def unfre(freblk, freprv, size)
|
||||
word shrink
|
||||
|
||||
if freblk=>fresiz == size
|
||||
//
|
||||
// Unlink free block
|
||||
//
|
||||
unlink(freblk)
|
||||
unlink(freblk, freprv)
|
||||
elsif freblk=>fresiz > size
|
||||
//
|
||||
// Shrink free block
|
||||
//
|
||||
shrink = freblk + size
|
||||
if freblk=>freprv
|
||||
freblk=>freprv=>frenxt = shrink
|
||||
if freprv
|
||||
freprv=>frenxt = shrink
|
||||
else
|
||||
frelst = shrink
|
||||
fin
|
||||
if freblk=>frenxt
|
||||
freblk=>frenxt=>freprv = shrink
|
||||
fin
|
||||
shrink=>fresiz = freblk=>fresiz - size
|
||||
shrink=>frenxt = freblk=>frenxt
|
||||
shrink=>freprv = freblk=>freprv
|
||||
else
|
||||
freblk = 0
|
||||
fin
|
||||
@ -268,30 +259,23 @@ def addfre(freblk)
|
||||
//
|
||||
// Insert into list
|
||||
//
|
||||
freblk=>freprv = srch
|
||||
freblk=>frenxt = srch=>frenxt
|
||||
srch=>frenxt=>freprv = freblk
|
||||
srch=>frenxt = freblk
|
||||
freblk=>frenxt = srch=>frenxt
|
||||
srch=>frenxt = freblk
|
||||
return
|
||||
fin
|
||||
srch = srch=>frenxt
|
||||
srch = srch=>frenxt
|
||||
loop
|
||||
//
|
||||
// Add to end of list
|
||||
//
|
||||
freblk=>freprv = srch
|
||||
freblk=>frenxt = 0
|
||||
srch=>frenxt = freblk
|
||||
else
|
||||
//
|
||||
// Add to beginning of list
|
||||
//
|
||||
freblk=>freprv = 0
|
||||
freblk=>frenxt = frelst
|
||||
if frelst
|
||||
frelst=>freprv = freblk
|
||||
fin
|
||||
frelst = freblk
|
||||
frelst = freblk
|
||||
fin
|
||||
end
|
||||
//
|
||||
@ -309,9 +293,6 @@ def coallesce
|
||||
//
|
||||
srch=>fresiz = srch=>fresiz + srch=>frenxt=>fresiz
|
||||
srch=>frenxt = srch=>frenxt=>frenxt
|
||||
if srch=>frenxt
|
||||
srch=>frenxt=>freprv = srch
|
||||
fin
|
||||
combined = 1
|
||||
//putc('C')
|
||||
else
|
||||
@ -321,7 +302,7 @@ def coallesce
|
||||
return combined
|
||||
end
|
||||
def compact
|
||||
word page, entry, memblk, moveblk, size, srch
|
||||
word page, entry, memblk, moveblk, size, srch, prev
|
||||
byte moved
|
||||
|
||||
moved = 0
|
||||
@ -332,13 +313,15 @@ def compact
|
||||
memblk = hpgtbl:[page, entry]
|
||||
size = memblk=>blksiz
|
||||
moveblk = 0
|
||||
prev = 0
|
||||
srch = frelst
|
||||
while srch and srch < memblk
|
||||
if srch=>fresiz >= size
|
||||
moveblk = unfre(srch, size)
|
||||
moveblk = unfre(srch, prev, size)
|
||||
//putc('M');putc(' ');puth(moveblk);putc('=');puth(memblk);putln
|
||||
break
|
||||
fin
|
||||
prev = srch
|
||||
srch = srch=>frenxt
|
||||
loop
|
||||
if moveblk
|
||||
@ -389,6 +372,9 @@ def swapout(accessed)
|
||||
// Write it out
|
||||
//
|
||||
if write(ref, memblk, size) == size
|
||||
//
|
||||
// Zero size in page table flags swapin to read from disk
|
||||
//
|
||||
hpgtbl:[page, entry] = HMEM_SWAPPED
|
||||
addfre(memblk)
|
||||
swapped = 1
|
||||
@ -412,26 +398,30 @@ end
|
||||
// Find a memory block
|
||||
//
|
||||
def findexact(size)
|
||||
word srch
|
||||
word srch, prev
|
||||
|
||||
srch = frelst
|
||||
prev = 0
|
||||
while srch
|
||||
if srch=>fresiz == size
|
||||
//putc('E')
|
||||
return unlink(srch)
|
||||
return unlink(srch, prev)
|
||||
fin
|
||||
prev = srch
|
||||
srch = srch=>frenxt
|
||||
loop
|
||||
end
|
||||
def findbest(size)
|
||||
word srch, shrink
|
||||
word srch, prev
|
||||
|
||||
srch = frelst
|
||||
prev = 0
|
||||
srch = frelst
|
||||
while srch
|
||||
if srch=>fresiz >= size
|
||||
//putc('B')
|
||||
return unfre(srch, size)
|
||||
return unfre(srch, prev, size)
|
||||
fin
|
||||
prev = srch
|
||||
srch = srch=>frenxt
|
||||
loop
|
||||
end
|
||||
@ -476,41 +466,36 @@ def swapin(hmem)
|
||||
byte ref
|
||||
word memblk, size
|
||||
|
||||
memblk = 0
|
||||
when hpgtbl:[hmem.lsb, hmem.msb].lsb & HMEM_STATE
|
||||
is HMEM_SWAPPED
|
||||
//
|
||||
// Swap this block back in
|
||||
size = hpgtbl:[hmem.lsb, hmem.msb] & HMEM_SIZE
|
||||
if size
|
||||
//
|
||||
// This was just uninitialized memory, don't bother reading from file
|
||||
//
|
||||
memblk = findblk(size)
|
||||
else
|
||||
//
|
||||
// Swap this block back in
|
||||
//
|
||||
swapfile(@filename, hmem)
|
||||
get_info(@filename, @info)
|
||||
size = info:2 // Size encoded in aux type
|
||||
memblk = findblk(size)
|
||||
if memblk
|
||||
//
|
||||
swapfile(@filename, hmem)
|
||||
get_info(@filename, @info)
|
||||
size = info:2 // size encoded in aux type
|
||||
memblk = findblk(size)
|
||||
if memblk
|
||||
//
|
||||
// Read it in
|
||||
//
|
||||
ref = open(@filename)
|
||||
if ref
|
||||
read(ref, memblk, size)
|
||||
hpgtbl:[hmem.lsb, hmem.msb] = memblk
|
||||
close(ref)
|
||||
destroy(@filename)
|
||||
else
|
||||
memblk = 0
|
||||
fin
|
||||
// Read it in
|
||||
//
|
||||
ref = open(@filename)
|
||||
if ref
|
||||
read(ref, memblk, size)
|
||||
close(ref)
|
||||
destroy(@filename)
|
||||
fin
|
||||
//puts(@swapinstr);puts(@filename);putc('@');puth(memblk);putc(':');puth(size);putln
|
||||
break
|
||||
is HMEM_UNINIT
|
||||
//
|
||||
// Initialize this block
|
||||
//
|
||||
memblk = findblk(hpgtbl:[hmem.lsb, hmem.msb] & HMEM_SIZE)
|
||||
if memblk
|
||||
hpgtbl:[hmem.lsb, hmem.msb] = memblk
|
||||
fin
|
||||
wend
|
||||
//puts(@swapinstr);puts(@filename);putc('@');puth(memblk);putc(':');puth(size);putln
|
||||
fin
|
||||
fin
|
||||
if memblk
|
||||
hpgtbl:[hmem.lsb, hmem.msb] = memblk
|
||||
fin
|
||||
return memblk
|
||||
end
|
||||
//
|
||||
@ -567,7 +552,6 @@ export def brk(addr)
|
||||
frelst = heapalign
|
||||
frelst=>fresiz = brksiz
|
||||
frelst=>frenxt = 0
|
||||
frelst=>freprv = 0
|
||||
else
|
||||
poolsize = 0
|
||||
fin
|
||||
@ -579,20 +563,18 @@ export def brk(addr)
|
||||
brksiz = addr - heapmark
|
||||
brkblk = heapalloc(brksiz)
|
||||
if brkblk
|
||||
poolsize = poolsize + brksiz
|
||||
//
|
||||
// Add block to end of free list
|
||||
//
|
||||
poolsize = poolsize + brksiz
|
||||
brkblk=>fresiz = brksiz
|
||||
brkblk=>frenxt = 0
|
||||
if frelst
|
||||
srch = frelst
|
||||
while srch=>frenxt; srch = srch=>frenxt; loop
|
||||
srch=>frenxt = brkblk
|
||||
brkblk=>freprv = srch
|
||||
srch=>frenxt = brkblk
|
||||
else
|
||||
frelst = brkblk
|
||||
brkblk=>freprv = 0
|
||||
frelst = brkblk
|
||||
fin
|
||||
coallesce // combine adjacent free space
|
||||
fin
|
||||
@ -670,11 +652,12 @@ export def hmemNew(size)
|
||||
for entry = 255 downto 0
|
||||
if hpgtbl:[page, entry].lsb == HMEM_AVAIL
|
||||
//
|
||||
// Reserve handle as uninitialized memory
|
||||
// Reserve handle as swapped out block
|
||||
// Nonzero size will flag swapin to not read from disk
|
||||
//
|
||||
//putc('N');putc(' ');putb(entry);putb(page);putc('@')
|
||||
size = ((size + t_memblk) | MIN_BLK_MASK) + 1
|
||||
hpgtbl:[page, entry] = size | HMEM_UNINIT
|
||||
hpgtbl:[page, entry] = size | HMEM_SWAPPED
|
||||
hnew.lsb = page
|
||||
hnew.msb = entry
|
||||
return hnew
|
||||
@ -690,7 +673,6 @@ export def hmemLock(hmem)
|
||||
|
||||
memblk = hpgtbl:[hmem.lsb, hmem.msb]
|
||||
when memblk.lsb & HMEM_STATE
|
||||
is HMEM_UNINIT
|
||||
is HMEM_SWAPPED
|
||||
memblk = swapin(hmem)
|
||||
if not memblk; return 0; fin
|
||||
@ -732,7 +714,6 @@ export def hmemRef(hmem)
|
||||
|
||||
memblk = hpgtbl:[hmem.lsb, hmem.msb]
|
||||
when memblk.lsb & HMEM_STATE
|
||||
is HMEM_UNINIT
|
||||
is HMEM_SWAPPED
|
||||
memblk = swapin(hmem)
|
||||
is HMEM_LOCKED
|
||||
@ -768,8 +749,6 @@ export def hmemDel(hmem)
|
||||
memblk->blkref = ref
|
||||
fin
|
||||
break
|
||||
is HMEM_UNINIT
|
||||
hpgtbl:[hmem.lsb, hmem.msb] = HMEM_AVAIL
|
||||
wend
|
||||
end
|
||||
//
|
||||
|
||||
@ -1,27 +1,11 @@
|
||||
import STDLIB
|
||||
import stdlib
|
||||
predef syscall, call, memset, getc, gets, putc, puts, putln
|
||||
predef memset, memcpy, modaddr, modexec
|
||||
predef heapmark, heapallocalign, heapalloc, heaprelease
|
||||
byte MACHID
|
||||
end
|
||||
//
|
||||
// Ethernet adapter driver
|
||||
//
|
||||
byte etherlib = "UTHERNET", 0
|
||||
struc t_edrvr
|
||||
word fillMAC
|
||||
word writeFrame
|
||||
word readFrame
|
||||
word recvFrame
|
||||
end
|
||||
word edrvr
|
||||
//
|
||||
// Ethernet packet header
|
||||
//
|
||||
struc t_ether
|
||||
byte[6] hwdst
|
||||
byte[6] hwsrc
|
||||
word payload
|
||||
import uthernet
|
||||
predef MAC, writeEther, readEther, recvEther
|
||||
end
|
||||
//
|
||||
// IP datagram header
|
||||
@ -75,10 +59,13 @@ byte[4] localip = 192,168,123,10
|
||||
byte[6] remoteha
|
||||
byte[4] remoteip = 192,168,123,1
|
||||
//
|
||||
// ARP segment list
|
||||
//
|
||||
word segARP = @ARP, t_arp
|
||||
//
|
||||
// Max Ethernet frame size
|
||||
//
|
||||
const maxesize = 1518
|
||||
word pkt, len
|
||||
const MAX_FRAME_SIZE = 1518
|
||||
//
|
||||
// Defines for ASM routines
|
||||
//
|
||||
@ -202,21 +189,37 @@ def dumpfrm(packet, len)
|
||||
next
|
||||
putln
|
||||
end
|
||||
|
||||
if modexec(@etherlib) == 0
|
||||
edrvr = modaddr(@etherlib)
|
||||
edrvr=>fillMAC(@localha)
|
||||
edrvr=>writeFrame(@BCAST, PAYLOAD_ARP, @ARP, t_arp)
|
||||
repeat; len = edrvr=>recvFrame(); until len or ^$C000 > 127
|
||||
if len
|
||||
pkt = heapalloc(len)
|
||||
if edrvr=>readFrame(pkt) == PAYLOAD_ARP
|
||||
//
|
||||
// Service incoming packets
|
||||
//
|
||||
def serviceIP
|
||||
word pkt, len
|
||||
|
||||
when recvEther()
|
||||
is 0
|
||||
break
|
||||
is PAYLOAD_ARP
|
||||
pkt = heapalloc(MAX_FRAME_SIZE)
|
||||
len = readEther(pkt, t_arp)
|
||||
dumparp(pkt)
|
||||
else
|
||||
readEther(pkt, len) // read remaining packet data
|
||||
heaprelease(pkt)
|
||||
break
|
||||
otherwise
|
||||
len = readEther(pkt, 0)
|
||||
pkt = heapalloc(len)
|
||||
readEther(pkt, len)
|
||||
dumpfrm(pkt, len)
|
||||
fin
|
||||
heaprelease(pkt)
|
||||
fin
|
||||
^$C010
|
||||
fin
|
||||
heaprelease(pkt)
|
||||
wend
|
||||
end
|
||||
|
||||
localha:0 = MAC:0
|
||||
localha:2 = MAC:2
|
||||
localha:4 = MAC:4
|
||||
writeEther(@BCAST, PAYLOAD_ARP, @segARP, t_arp)
|
||||
repeat
|
||||
serviceIP
|
||||
until ^$C000 > 127
|
||||
^$C010
|
||||
done
|
||||
@ -1,4 +1,4 @@
|
||||
import STDLIB
|
||||
import stdlib
|
||||
predef syscall, call, memset, getc, gets, putc, puts, putln
|
||||
predef memset, memcpy, modaddr, modexec
|
||||
predef heapmark, heapallocalign, heapalloc, heaprelease, heapavail
|
||||
@ -10,15 +10,6 @@ end
|
||||
const modkeep = $2000
|
||||
const modinitkeep = $4000
|
||||
//
|
||||
// Module interface defined by first 4 fields:
|
||||
// word fillMAC
|
||||
// word writeFrame
|
||||
// word readFrame
|
||||
// word nextEvent
|
||||
//
|
||||
predef fillmac, writefrm, readfrm, recvfrm
|
||||
word = @fillmac, @writefrm, @readfrm, @recvfrm, 0
|
||||
//
|
||||
// Uthernet register offsets
|
||||
//
|
||||
const TXDATA = $00
|
||||
@ -41,7 +32,7 @@ byte pregdata
|
||||
//
|
||||
// MAC address
|
||||
//
|
||||
byte MAC = $00,$0A,$99,$1E,$02,$00
|
||||
export byte MAC = $00,$0A,$99,$1E,$02,$00
|
||||
//
|
||||
// Ethernet header
|
||||
//
|
||||
@ -51,8 +42,14 @@ struc t_ehdr
|
||||
word ehdr_type
|
||||
end
|
||||
//
|
||||
// Current status an packet len
|
||||
word status, len // MUST be in this order!
|
||||
// Max Ethernet frame size
|
||||
//
|
||||
const MAX_FRAME_SIZE = 1518
|
||||
//
|
||||
// Current receive status and packet size
|
||||
//
|
||||
word rxstatus, rxsize // MUST be in this order!
|
||||
word rxpacket, rxptr
|
||||
//
|
||||
// Defines for ASM routines
|
||||
//
|
||||
@ -94,8 +91,8 @@ asm _peekiowh
|
||||
RTS
|
||||
end
|
||||
//
|
||||
// POKE PACKET FRAME INTO I/O SPACE
|
||||
// _pokefrm(BUF, LEN)
|
||||
// WRITE PACKET FRAME INTO I/O SPACE
|
||||
// pokefrm(BUF, LEN)
|
||||
//
|
||||
asm pokefrm
|
||||
LDY #$00
|
||||
@ -132,8 +129,8 @@ asm _pokefrmh
|
||||
RTS
|
||||
end
|
||||
//
|
||||
// PEEK PACKET FRAME FROM I/O SPACE
|
||||
// _peekfrm(BUF, LEN)
|
||||
// READ PACKET FRAME FROM I/O SPACE
|
||||
// peekfrm(BUF, LEN)
|
||||
//
|
||||
asm peekfrm
|
||||
LDA ESTKL+1,X
|
||||
@ -192,13 +189,14 @@ end
|
||||
//
|
||||
// Uthernet interface
|
||||
//
|
||||
def fillmac(pmac)
|
||||
pmac=>0 = MAC:0
|
||||
pmac=>2 = MAC:2
|
||||
pmac=>4 = MAC:4
|
||||
return pmac + 6
|
||||
export def writeEther(packet, size)
|
||||
pokeiow(txcmd, $C0)
|
||||
pokeiow(txlen, size)
|
||||
repeat; until peekpreg($0138) & $0100
|
||||
return pokefrm(packet, size)
|
||||
end
|
||||
def writefrm(destha, payload, packet, size)
|
||||
export def writevEther(destha, payload, seglist, size)
|
||||
word segsize
|
||||
|
||||
pokeiow(txcmd, $C0)
|
||||
pokeiow(txlen, size + t_ehdr)
|
||||
@ -206,35 +204,63 @@ def writefrm(destha, payload, packet, size)
|
||||
pokefrm(destha, 6)
|
||||
pokefrm(@MAC, 6)
|
||||
pokefrm(@payload, 2)
|
||||
return pokefrm(packet, size)
|
||||
while size > 0
|
||||
segsize = seglist=>2
|
||||
if segsize > size
|
||||
segsize = size
|
||||
fin
|
||||
pokefrm(seglist=>0, segsize)
|
||||
size = size - segsize
|
||||
seglist = seglist + 4
|
||||
loop
|
||||
end
|
||||
def readfrm(packet)
|
||||
byte[t_ehdr] header
|
||||
word readlen
|
||||
export def readEther(size)
|
||||
word segptr
|
||||
|
||||
readlen = len
|
||||
if status & $0100
|
||||
peekfrm(@header, t_ehdr)
|
||||
peekfrm(packet, len)
|
||||
if rxsize > 0
|
||||
if size > rxsize
|
||||
size = rxsize
|
||||
fin
|
||||
segptr = rxptr
|
||||
rxptr = rxptr + size
|
||||
rxsize = rxsize - size
|
||||
else
|
||||
segptr = 0
|
||||
fin
|
||||
status = 0
|
||||
len = 0
|
||||
return header:ehdr_type
|
||||
return segptr
|
||||
end
|
||||
def recvfrm
|
||||
if len == 0
|
||||
export def readvEther(seglist, size)
|
||||
word segsize
|
||||
|
||||
while size > 0
|
||||
segsize = seglist=>2
|
||||
size = size - segsize
|
||||
if segsize > rxsize
|
||||
segsize = rxsize
|
||||
fin
|
||||
memcpy(seglist=>0, rxptr, segsize)
|
||||
rxptr = rxptr + segsize
|
||||
rxsize = rxsize - segsize
|
||||
seglist = seglist + 4
|
||||
loop
|
||||
return rxsize
|
||||
end
|
||||
export def recvEther
|
||||
if rxsize == 0
|
||||
if peekiow(isq) & $3F == 4
|
||||
peekfrm(@status, 4)
|
||||
if !(status & $0100)
|
||||
pokepreg($0102, $0140) // Skip pkt
|
||||
status = 0
|
||||
len = 0
|
||||
peekfrm(@rxstatus, 4)
|
||||
if rxstatus & $0100
|
||||
if !rxpacket; rxpacket = heapalloc(MAX_FRAME_SIZE); fin
|
||||
peekfrm(rxpacket, rxsize)
|
||||
rxptr = rxpacket
|
||||
else
|
||||
len = len - t_ehdr
|
||||
pokepreg($0102, $0140) // Skip pkt
|
||||
rxstatus = 0
|
||||
rxsize = 0
|
||||
fin
|
||||
fin
|
||||
fin
|
||||
return len
|
||||
return rxsize
|
||||
end
|
||||
//
|
||||
// Identify Uthernet card and initialize
|
||||
|
||||
@ -397,13 +397,19 @@ int parse_value(int rvalue)
|
||||
if (deref)
|
||||
push_op(scantoken, 0);
|
||||
else
|
||||
{
|
||||
deref++;
|
||||
type |= BPTR_TYPE;
|
||||
}
|
||||
break;
|
||||
case WPTR_TOKEN:
|
||||
if (deref)
|
||||
push_op(scantoken, 0);
|
||||
else
|
||||
{
|
||||
deref++;
|
||||
type |= WPTR_TYPE;
|
||||
}
|
||||
break;
|
||||
case AT_TOKEN:
|
||||
deref--;
|
||||
@ -690,16 +696,7 @@ int parse_value(int rvalue)
|
||||
emit_const(value);
|
||||
else if (type & ADDR_TYPE)
|
||||
{
|
||||
if (type & PTR_TYPE)
|
||||
{
|
||||
if (type & FUNC_TYPE)
|
||||
emit_call(value, ref_type);
|
||||
else if (type & LOCAL_TYPE)
|
||||
(type & BYTE_TYPE) ? emit_llb(value + ref_offset) : emit_llw(value + ref_offset);
|
||||
else
|
||||
(type & BYTE_TYPE) ? emit_lab(value, ref_offset, ref_type) : emit_law(value, ref_offset, ref_type);
|
||||
}
|
||||
else if (type & LOCAL_TYPE)
|
||||
if (type & LOCAL_TYPE)
|
||||
emit_localaddr(value + ref_offset);
|
||||
else
|
||||
emit_globaladdr(value, ref_offset, ref_type);
|
||||
|
||||
@ -3107,14 +3107,16 @@ def parse_value(rvalue)
|
||||
if deref
|
||||
push_op(token, 0)
|
||||
else
|
||||
type = type | BPTR_TYPE
|
||||
deref = deref + 1
|
||||
type = type | BPTR_TYPE
|
||||
fin
|
||||
break
|
||||
is WPTR_TKN
|
||||
if deref
|
||||
push_op(token, 0)
|
||||
else
|
||||
type = type | WPTR_TYPE
|
||||
deref = deref + 1
|
||||
type = type | WPTR_TYPE
|
||||
fin
|
||||
break
|
||||
is AT_TKN
|
||||
@ -3405,23 +3407,7 @@ def parse_value(rvalue)
|
||||
if type & CONST_TYPE
|
||||
emit_const(value)
|
||||
elsif type & ADDR_TYPE
|
||||
if type & PTR_TYPE
|
||||
if type & FUNC_TYPE
|
||||
emit_call(value)
|
||||
elsif type & LOCAL_TYPE
|
||||
if type & BYTE_TYPE
|
||||
emit_llb(value + ref_offset)
|
||||
else
|
||||
emit_llw(value + ref_offset)
|
||||
fin
|
||||
else
|
||||
if type & BYTE_TYPE
|
||||
emit_lab(value, ref_offset)
|
||||
else
|
||||
emit_law(value, ref_offset)
|
||||
fin
|
||||
fin
|
||||
elsif type & LOCAL_TYPE
|
||||
if type & LOCAL_TYPE
|
||||
emit_localaddr(value + ref_offset)
|
||||
else
|
||||
emit_globaladdr(value, ref_offset)
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user