crc/retroforth
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update python

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FossilOrigin-Name: 9811a839b0facdbe99bb05591fbced7f8e7d9cd2914e633567ef4a2dadb705e9
This commit is contained in:
crc 2018-11-22 03:03:57 +00:00
parent 97bb387ec3
commit 2e5d99348a
1 changed files with 27 additions and 28 deletions
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55
interfaces/retro.py
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@ -40,28 +40,19 @@ def findEntry(named):
def rxGetInput():
return ord(sys.stdin.read(1))
def rxDisplayCharacter(target):
def rxDisplayCharacter():
global stack
if target == 'console':
if stack[-1] > 0 and stack[-1] < 128:
if stack[-1] == 8:
sys.stdout.write(chr(stack.pop()))
sys.stdout.write(chr(32))
sys.stdout.write(chr(8))
else:
sys.stdout.write(chr(stack.pop()))
if stack[-1] > 0 and stack[-1] < 128:
if stack[-1] == 8:
sys.stdout.write(chr(stack.pop()))
sys.stdout.write(chr(32))
sys.stdout.write(chr(8))
else:
sys.stdout.write("\033[2J\033[1;1H")
stack.pop()
sys.stdout.flush()
return ''
sys.stdout.write(chr(stack.pop()))
else:
return str(chr(stack.pop()))
def processOpcode(opcode):
global ip, stack, address, memory
if opcode == 0: # nop
pass
sys.stdout.write("\033[2J\033[1;1H")
stack.pop()
sys.stdout.flush()
def i_no():
pass
@ -216,14 +207,26 @@ def i_en():
global ip, memory, stack, address
ip = 9000000
instructions = [i_no, i_li, i_du, i_dr, i_sw, i_pu, i_po, i_ju, i_ca, i_cc, i_re, i_eq, i_ne, i_lt, i_gt, i_fe, i_st, i_ad, i_su, i_mu, i_di, i_an, i_or, i_xo, i_sh, i_zr, i_en]
def i_ie():
stack.push(1)
def i_iq():
stack.pop()
stack.push(0)
stack.push(0)
def i_ii():
stack.pop()
rxDisplayCharacter()
instructions = [i_no, i_li, i_du, i_dr, i_sw, i_pu, i_po, i_ju, i_ca, i_cc, i_re, i_eq, i_ne, i_lt, i_gt, i_fe, i_st, i_ad, i_su, i_mu, i_di, i_an, i_or, i_xo, i_sh, i_zr, i_en, i_ie, i_iq, i_ii]
def validateOpcode(opcode):
I0 = opcode & 0xFF
I1 = (opcode >> 8) & 0xFF
I2 = (opcode >> 16) & 0xFF
I3 = (opcode >> 24) & 0xFF
if (I0 >= 0 and I0 <= 26) and (I1 >= 0 and I1 <= 26) and (I2 >= 0 and I2 <= 26) and (I3 >= 0 and I3 <= 26):
if (I0 >= 0 and I0 <= 29) and (I1 >= 0 and I1 <= 29) and (I2 >= 0 and I2 <= 29) and (I3 >= 0 and I3 <= 29):
return True
else:
return False
@ -246,7 +249,6 @@ def injectString( s, to ):
def execute(word, output = 'console'):
global ip, memory, stack, address
TOB = ''
ip = word
address.append(0)
while ip < 100000 and len(address) > 0:
@ -263,13 +265,10 @@ def execute(word, output = 'console'):
if I2 != 0: instructions[I2]()
if I3 != 0: instructions[I3]()
else:
if opcode == 1000:
TOB = TOB + rxDisplayCharacter(output)
else:
print('Invalid Bytecode', opcode, ip)
ip = 2000000
print('Invalid Bytecode', opcode, ip)
ip = 2000000
ip = ip + 1
return TOB
return
def words():
header = memory[2]