def TestRange():
prgm = synppc.Program()
code = prgm.get_stream()
prgm.add(code)
ppc.set_active_code(code)
a = vars.UnsignedWord(0)
for i in syn_range(code, 7):
a.v = a + 1
for i in syn_range(code, 20, 31):
a.v = a + 1
for i in syn_range(code, 20, 26, 2):
a.v = a + 1
util.return_var( a)
#a.release_register(code)
proc = synppc.Processor()
r = proc.execute(prgm)
# print 'should be 21:', r
assert(r == 21)
return
def TestIter():
prgm = synppc.Program()
code = prgm.get_stream()
prgm.add(code)
a = vars.SignedWord(0, code = code)
for i in syn_iter(code, 16, 4):
a.v = a + 1
for i in syn_iter(code, 16, 4, mode = DEC):
a.v = a + 1
for i in syn_iter(code, 16, 4, mode = INC):
a.v = a + 1
for i in syn_iter(code, 16, 4, mode = INC):
a.v = a + vars.SignedWord.cast(i)
util.return_var(a)
#a.release_register(code)
proc = synppc.Processor()
r = proc.execute(prgm)
# print 'should be 36:', r
assert(r == 36)
return
def TestRange():
code = synppc.InstructionStream()
ppc.set_active_code(code)
# code.add(ppc.Illegal())
a = vars.UnsignedWord(0)
for i in syn_range(code, 7):
a.v = a + 1
for i in syn_range(code, 20, 31):
a.v = a + 1
for i in syn_range(code, 20, 26, 2):
a.v = a + 1
util.return_var(a)
a.release_register(code)
proc = synppc.Processor()
r = proc.execute(code)
# print 'should be 21:', r
assert (r == 21)
return
def TestIter():
code = synppc.InstructionStream()
# code.add(ppc.Illegal())
a = vars.SignedWord(0, code=code)
for i in syn_iter(code, 16, 4):
a.v = a + 1
for i in syn_iter(code, 16, 4, mode=DEC):
a.v = a + 1
for i in syn_iter(code, 16, 4, mode=INC):
a.v = a + 1
for i in syn_iter(code, 16, 4, mode=INC):
a.v = a + vars.SignedWord.cast(i)
util.return_var(a)
a.release_register(code)
proc = synppc.Processor()
r = proc.execute(code)
# print 'should be 36:', r
assert (r == 36)
return
def TestExternalStop():
prgm = synppc.Program()
code = prgm.get_stream()
prgm.add(code)
ppc.set_active_code(code)
# Data
data = array.array('d', range(5*5))
# Constants - read only
n_rows = vars.SignedWord(5)
n_cols = vars.SignedWord(5)
addr = vars.SignedWord(data.buffer_info()[0])
dbl_size = vars.SignedWord(synppc.WORD_SIZE * 2)
row_bytes = vars.SignedWord(synppc.WORD_SIZE * 5 * 2)
# Variables - read/write
sum = vars.DoubleFloat(0.0)
x = vars.DoubleFloat(0.0)
offset = vars.SignedWord(0)
# Iterators
i_iter = syn_iter(code, 0, mode = INC)
i_iter.set_external_stop(n_rows.reg)
j_ctr = syn_iter(code, 0, mode = CTR)
j_ctr.set_external_stop(n_cols.reg)
for i in i_iter:
offset.v = vars.SignedWord.cast(i) * row_bytes
# Note that j_cnt is unreadable since it's in the ctr register
for j_cnt in j_ctr:
# Load the next vaule in the matrix
ppc.lfdx(x, addr, offset)
sum.v = vars.fmadd(x, x, sum) # sum += x*x
offset.v = offset + dbl_size
# code.add(ppc.Illegal())
util.return_var(sum)
proc = synppc.Processor()
r = proc.execute(prgm, mode = 'fp')
# print 'Test external stop: ', r
assert(r == 4900.0)
return
def TestZipIter():
code = synppc.InstructionStream()
ppc.set_active_code(code)
# code.add(ppc.Illegal())
a = array.array('I', range(16, 32))
b = array.array('I', range(32, 48))
c = array.array('I', [0 for i in range(16)])
sum = vars.UnsignedWord(0)
for i, j, k in zip_iter(code, var_iter(code, a), var_iter(code, b),
var_iter(code, c, store_only=True)):
k.v = i + j
sum.v = sum + 1
av = vector_iter(code, array.array('I', range(16)))
bv = vector_iter(code, array.array('I', range(16, 32)))
cv = vector_iter(code,
array.array('I', [0 for i in range(16)]),
store_only=True)
for i, j, k in zip_iter(code, av, bv, cv):
k.v = vmx.vadduws.ex(i, j) # i + j
util.return_var(sum)
proc = synppc.Processor()
r = proc.execute(code)
assert (r == 16)
print a
print b
print c
print av.data
print bv.data
print cv.data
print 'TODO: Finish checking TestZipIter values'
return
def TestZipIter():
prgm = synppc.Program()
code = prgm.get_stream()
ppc.set_active_code(code)
prgm.add(code)
a = extarray.extarray('I', range(16, 32))
b = extarray.extarray('I', range(32, 48))
c = extarray.extarray('I', [0 for i in range(16)])
sum = vars.UnsignedWord(0)
for i, j, k in zip_iter(code, var_iter(code, a), var_iter(code, b),
var_iter(code, c, store_only = True)):
k.v = i + j
sum.v = sum + 1
av = vector_iter(code, extarray.extarray('I', range(16)))
bv = vector_iter(code, extarray.extarray('I', range(16, 32)))
cv = vector_iter(code, extarray.extarray('I', [0 for i in range(16)]), store_only = True)
for i, j, k in zip_iter(code, av, bv, cv):
k.v = vmx.vadduws.ex(i, j) # i + j
util.return_var(sum)
proc = synppc.Processor()
r = proc.execute(prgm, mode = 'int')
assert(r == 16)
print a
print b
print c
print av.data
print bv.data
print cv.data
print 'TODO: Finish checking TestZipIter values'
return
def TestNestedIter():
code = synppc.InstructionStream()
ppc.set_active_code(code)
# code.add(ppc.Illegal())
a = vars.UnsignedWord(0)
for i in syn_iter(code, 5):
for j in syn_iter(code, 5):
for k in syn_iter(code, 5):
a.v = a + i + j + k
util.return_var(a)
a.release_register()
proc = synppc.Processor()
r = proc.execute(code)
# print 'should be 750:', r
assert (r == 750)
return
def TestNestedIter():
prgm = synppc.Program()
code = prgm.get_stream()
prgm.add(code)
ppc.set_active_code(code)
a = vars.UnsignedWord(0)
for i in syn_iter(code, 5):
for j in syn_iter(code, 5):
for k in syn_iter(code, 5):
a.v = a + i + j + k
util.return_var(a)
#a.release_register()
proc = synppc.Processor()
r = proc.execute(prgm)
# print 'should be 750:', r
assert(r == 750)
return
