def execute_amomax_w(s, inst):
addr = s.rf[inst.rs1]
value = s.mem.read(addr, 4)
new = max(signed(value, 32), signed(s.rf[inst.rs2], 32))
s.mem.write(addr, 4, trim(new, 32))
s.rf[inst.rd] = sext_32(value)
s.pc += 4
def execute_div(s, inst):
x = signed(s.rf[inst.rs()])
y = signed(s.rf[inst.rt()])
sign = -1 if (x < 0) ^ (y < 0) else 1
s.rf[inst.rd()] = abs(x) / abs(y) * sign
s.pc += 4
def execute_amomax_w( s, inst ): addr = s.rf[inst.rs1] value = s.mem.read( addr, 4 ) new = max( signed(value, 32), signed(s.rf[inst.rs2], 32) ) s.mem.write( addr, 4, trim(new, 32)) s.rf[inst.rd] = sext_32( value ) s.pc += 4
def execute_rem( s, inst ):
a = signed( s.rf[inst.rs1], 64 )
b = signed( s.rf[inst.rs2], 64 )
if b == 0:
s.rf[ inst.rd ] = a
else:
s.rf[ inst.rd ] = sext_xlen( abs(a) % abs(b) * (1 if (a > 0) else -1) )
s.pc += 4
def execute_divw( s, inst ):
a = signed( s.rf[inst.rs1], 64 )
b = signed( s.rf[inst.rs2], 64 )
if b == 0:
s.rf[ inst.rd ] = -1
else:
sign = -1 if (a < 0) ^ (b < 0) else 1
s.rf[ inst.rd ] = sext_32( abs(a) / abs(b) * sign )
s.pc += 4
def execute_remw( s, inst ):
a = signed( s.rf[inst.rs1], 64 )
b = signed( s.rf[inst.rs2], 64 )
if b == 0:
s.rf[ inst.rd ] = a
else:
sign = 1 if (a > 0) else -1
s.rf[ inst.rd ] = sext_32( abs(a) % abs(b) * sign )
s.pc += 4
def execute_amomax_d( s, inst ):
addr = s.rf[inst.rs1]
value = (( s.mem.read( addr+4, 4 ) << 32 ) \
| s.mem.read( addr, 4 ))
new = max( signed(value, 64), signed(s.rf[inst.rs2], 64) )
s.mem.write( addr, 4, trim_32( new ) )
s.mem.write( addr+4, 4, trim_32( new >> 32 ) )
s.rf[inst.rd] = value
s.pc += 4
def execute_remw(s, inst):
a = signed(s.rf[inst.rs1], 64)
b = signed(s.rf[inst.rs2], 64)
if b == 0:
s.rf[inst.rd] = a
else:
sign = 1 if (a > 0) else -1
s.rf[inst.rd] = sext_32(abs(a) % abs(b) * sign)
s.pc += 4
def execute_amomax_d(s, inst):
addr = s.rf[inst.rs1]
value = (( s.mem.read( addr+4, 4 ) << 32 ) \
| s.mem.read( addr, 4 ))
new = max(signed(value, 64), signed(s.rf[inst.rs2], 64))
s.mem.write(addr, 4, trim_32(new))
s.mem.write(addr + 4, 4, trim_32(new >> 32))
s.rf[inst.rd] = value
s.pc += 4
def execute_div( s, inst ):
a = signed( s.rf[inst.rs1], 64 )
b = signed( s.rf[inst.rs2], 64 )
if b == 0:
s.rf[ inst.rd ] = -1
else:
s.rf[ inst.rd ] = sext_xlen( abs(a) / abs(b) *
(-1 if (a < 0) ^ (b < 0) else 1) )
s.pc += 4
def execute_divw(s, inst):
a = signed(s.rf[inst.rs1], 64)
b = signed(s.rf[inst.rs2], 64)
if b == 0:
s.rf[inst.rd] = -1
else:
sign = -1 if (a < 0) ^ (b < 0) else 1
s.rf[inst.rd] = sext_32(abs(a) / abs(b) * sign)
s.pc += 4
def execute_bl(s, inst):
if condition_passed(s, inst.cond()):
s.rf[LR] = trim_32(s.fetch_pc() + 4)
offset = signed(sign_extend_30(inst.imm_24()) << 2)
s.rf[PC] = trim_32(s.rf[PC] + offset)
return
s.rf[PC] = s.fetch_pc() + 4
def execute_srai(s, inst):
if s.xlen == 64:
s.rf[inst.rd] = signed(s.rf[inst.rs1], 64) >> SHAMT(s, inst)
elif SHAMT(s, inst) & 0x20:
raise TRAP_ILLEGAL_INSTRUCTION()
else:
s.rf[inst.rd] = sext_32(s.rf[inst.rs1] >> SHAMT(s, inst))
s.pc += 4
def execute_srai( s, inst ):
if s.xlen == 64:
s.rf[ inst.rd ] = signed( s.rf[inst.rs1], 64 ) >> SHAMT( s, inst )
elif SHAMT( s, inst ) & 0x20:
raise TRAP_ILLEGAL_INSTRUCTION()
else:
s.rf[ inst.rd ] = sext_32( s.rf[inst.rs1] >> SHAMT( s, inst ) )
s.pc += 4
def execute_mulh( s, inst ):
a, b = s.rf[inst.rs1], s.rf[inst.rs2]
a_s, b_s = signed(a, 64), signed(b, 64)
a, b = abs(a_s), abs(b_s)
multlo = trim_64( a * b )
multhi = multhi64( a, b )
# negate -- taken from
# http://stackoverflow.com/questions/1541426/computing-high-64-bits-of-a-64x64-int-product-in-c
# this requires us to do low multiplication as well, so it's probably
# not very efficient
if (a_s < 0) ^ (b_s < 0):
multhi = ~multhi
if multlo == 0:
multhi += 1
s.rf[ inst.rd ] = sext_xlen( multhi )
s.pc += 4
def execute_smull(s, inst):
if condition_passed(s, inst.cond()):
if inst.rd() == 15: raise FatalError('UNPREDICTABLE')
if inst.rm() == 15: raise FatalError('UNPREDICTABLE')
if inst.rs() == 15: raise FatalError('UNPREDICTABLE')
if inst.rn() == 15: raise FatalError('UNPREDICTABLE')
RdHi, RdLo = inst.rn(), inst.rd()
Rm, Rs = signed(s.rf[inst.rm()]), signed(s.rf[inst.rs()])
result = Rm * Rs
if RdHi == RdLo: raise FatalError('UNPREDICTABLE')
s.rf[RdHi] = trim_32(result >> 32)
s.rf[RdLo] = trim_32(result)
if inst.S():
s.N = (result >> 63) & 1
s.Z = result == 0
s.rf[PC] = s.fetch_pc() + 4
def execute_bge(s, inst):
if signed(s.rf[inst.rs1], 64) >= signed(s.rf[inst.rs2], 64):
s.pc = BRANCH_TARGET(s, inst)
else:
s.pc += 4
def execute_slt(s, inst):
s.rf[inst.rd()] = signed(s.rf[inst.rs()]) < signed(s.rf[inst.rt()])
s.pc += 4
def branch(mac, flag, truth):
print "got branch, %s, %s" % (flag, truth)
if not (truth ^ mac.get_flag(flag)):
# take branch
mac.pc = (mac.pc + signed(mac.d)) & 0xffff
def execute_sraiw(s, inst):
s.rf[inst.rd] = signed(s.rf[inst.rs1], 32) >> SHAMT(s, inst)
s.pc += 4
def execute_cvt_s_w(s, inst):
x = signed(s.rf[inst.fs()])
s.rf[inst.fd()] = float2bits(float(x))
s.pc += 4
def execute_bne(s, inst):
if s.rf[inst.rs()] != s.rf[inst.rt()]:
s.pc = s.pc + 4 + (signed(sext(inst.imm())) << 2)
else:
s.pc += 4
def execute_sra(s, inst):
s.rf[inst.rd()] = trim(signed(s.rf[inst.rt()]) >> inst.shamt())
s.pc += 4
def execute_slti( s, inst ): s.rf[ inst.rd ] = signed( s.rf[inst.rs1], 64 ) < signed( inst.i_imm, 64 ) s.pc += 4
def execute_fcvt_s_w(s, inst):
a = signed(s.rf[inst.rs1], 32)
s.fp[inst.rd] = sfp.i32_to_f32(a)
s.fcsr = sfp.get_flags()
sfp.set_flags(0)
s.pc += 4
def execute_slti(s, inst):
s.rf[inst.rd] = signed(s.rf[inst.rs1], 64) < signed(inst.i_imm, 64)
s.pc += 4
def execute_fcvt_s_w( s, inst ): a = signed( s.rf[inst.rs1], 32 ) s.fp[inst.rd] = sfp.i32_to_f32( a ) s.fcsr = sfp.get_flags() sfp.set_flags( 0 ) s.pc += 4
def execute_rem(s, inst):
x = signed(s.rf[inst.rs()])
y = signed(s.rf[inst.rt()])
s.rf[inst.rd()] = abs(x) % abs(y) * (1 if x > 0 else -1)
s.pc += 4
def execute_fcvt_d_l( s, inst ): a = signed( s.rf[inst.rs1], 64 ) s.fp[inst.rd] = sfp.i64_to_f64( a ) s.fcsr = sfp.get_flags() sfp.set_flags( 0 ) s.pc += 4
def execute_slti(s, inst):
s.rf[inst.rt()] = signed(s.rf[inst.rs()]) < signed(sext(inst.imm()))
s.pc += 4
def execute_sra(s, inst):
s.rf[inst.rd] = sext_xlen(
signed(s.rf[inst.rs1], 64) >> (s.rf[inst.rs2] & (s.xlen - 1)))
s.pc += 4
def execute_srav(s, inst):
# TODO: should it really be masked like this?
s.rf[inst.rd()] = trim(signed(s.rf[inst.rt()]) >> trim_5(s.rf[inst.rs()]))
s.pc += 4
def execute_sra( s, inst ):
s.rf[ inst.rd ] = sext_xlen(
signed( s.rf[inst.rs1], 64 ) >> (s.rf[inst.rs2] & (s.xlen-1))
)
s.pc += 4
def execute_bgez(s, inst):
if signed(s.rf[inst.rs()]) >= 0:
s.pc = s.pc + 4 + (signed(sext(inst.imm())) << 2)
else:
s.pc += 4
def execute_blt( s, inst ):
if signed(s.rf[inst.rs1], 64) < signed(s.rf[inst.rs2], 64):
s.pc = BRANCH_TARGET( s, inst )
else:
s.pc += 4
def init():
print(request.form)
msg = request.form['text']
username = request.form['user_name']
user_id = request.form['user_id']
team_id = request.form['team_id']
commands = msg.split(' ')
character = get_character(username)
contents = character.get_contents()
contents['user_id'] = user_id
if 'user_id' not in contents:
name = character.name
else:
name = f'<@{contents["user_id"]}|{character.name}>'
if len(commands[0]) == 0 or commands[0] == 'roll' or commands[0][0] in (
'+', '-'):
if len(commands[0]) > 0 and commands[0][0] in ('+', '-'):
init_mod = get_int(commands[0], 0)
else:
init_mod = int(contents.get('init_mod', 0))
title = '{} rolls 1d20 {}'.format(name, modifier(init_mod))
roll = random.randint(1, 20)
last_init = roll + init_mod
fields = [{
'title': 'Rolls',
'value': f'{roll}',
'short': True
}, {
'title': 'Result',
'value': f'{last_init}',
'short': True
}]
contents['last_init'] = last_init
set_and_commit(character, contents)
color = get_color(roll / 20)
return make_response(fields, title, color=color)
if len(commands) > 1 and commands[0] == 'mod':
init_mod = get_int(commands[1], 0)
contents['init_mod'] = init_mod
set_and_commit(character, contents)
fields = [{'value': signed(init_mod)}]
return make_response(fields, f'{name}\'s Initiative modifier')
if commands[0] == 'set':
if len(commands) == 2:
last_init = get_int(commands[1], 0)
contents['last_init'] = last_init
set_and_commit(character, contents)
fields = [{'value': str(last_init)}]
elif len(commands) > 2:
team = db.session.query(Team).filter(
Team.team_id == team_id).one_or_none()
team = Team(team_id) if team is None else team
team_contents = team.get_contents()
tmp_inits = team_contents.get('tmp_inits', {})
last_init = get_int(commands[1], 0)
target = ' '.join(commands[2:])
if target.startswith('@'):
target = target[1:]
name = character.name
name = f'{target}({name})'
tmp_inits[name] = last_init
team_contents['tmp_inits'] = tmp_inits
team.set_contents(team_contents)
db.session.add(team)
db.session.commit()
fields = [{'value': str(last_init)}]
return make_response(fields, f'{name}\'s Initiative value')
if commands[0] in ('party', 'all'):
characters = db.session.query(Character).all()
team = db.session.query(Team).filter(
Team.team_id == team_id).one_or_none()
team = Team(team_id) if team is None else team
team_contents = team.get_contents()
tmp_inits = team_contents.get('tmp_inits', {})
log.info('tmp_inits: {}'.format(str(tmp_inits)))
char_inits = []
for character in characters:
contents = character.get_contents()
if 'last_init' in contents:
last_init = int(contents['last_init'])
if 'user_id' not in contents:
name = character.name
else:
name = f'<@{contents["user_id"]}|{character.name}>'
char_inits.append((name, last_init))
for tmp_char in tmp_inits:
char_inits.append((tmp_char, tmp_inits[tmp_char]))
sorted_inits = sorted(char_inits, key=lambda tup: tup[1], reverse=True)
merged_inits = [f'{name} ({init})' for name, init in sorted_inits]
formatted_inits = ' > '.join(merged_inits)
fields = [{'value': formatted_inits}]
return make_response(fields, 'Round initiatives')
if commands[0] in ('CLEAR', 'REMOVE'):
if 'last_init' in contents:
del (contents['last_init'])
character.set_contents(contents)
db.session.add(character)
db.session.commit()
return make_response('Your initiative is removed')
if commands[0] in ('ALLCLEAR', 'ALLREMOVE', 'CLEARALL', 'REMOVEALL'):
characters = db.session.query(Character).all()
for character in characters:
contents = character.get_contents()
if 'last_init' in contents:
del (contents['last_init'])
character.set_contents(contents)
db.session.add(character)
db.session.commit()
return make_response('All initiatives are removed')
return process_unknown(username)
def branch(mac, flag, truth):
print "got branch, %s, %s" % (flag, truth)
if not (truth ^ mac.get_flag(flag)):
# take branch
mac.pc = (mac.pc + signed(mac.d)) & 0xffff
def execute_slt( s, inst ): s.rf[ inst.rd ] = signed( s.rf[inst.rs1], 64 ) < signed( s.rf[inst.rs2], 64) s.pc += 4
def execute_sraiw( s, inst ): s.rf[ inst.rd ] = signed( s.rf[inst.rs1], 32 ) >> SHAMT( s, inst ) s.pc += 4
def execute_fcvt_d_l(s, inst):
a = signed(s.rf[inst.rs1], 64)
s.fp[inst.rd] = sfp.i64_to_f64(a)
s.fcsr = sfp.get_flags()
sfp.set_flags(0)
s.pc += 4
def execute_slt(s, inst):
s.rf[inst.rd] = signed(s.rf[inst.rs1], 64) < signed(s.rf[inst.rs2], 64)
s.pc += 4
