luke
/
prjxray
mirror of https://github.com/openXC7/prjxray.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Make format. 

Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
This commit is contained in:
Keith Rothman 2019-02-19 08:09:34 -08:00
parent 72ffe32e33
commit 8ff137435b
2 changed files with 19 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

33
fuzzers/049-int-imux-gfan/top.py
View File

@ -17,7 +17,6 @@ def gen_sites(lr):
if gridinfo.tile_type[-1] != lr: if gridinfo.tile_type[-1] != lr:
continue continue
sites = [] sites = []
for site_name, site_type in gridinfo.sites.items(): for site_name, site_type in gridinfo.sites.items():
if site_type in ['SLICEL', 'SLICEM']: if site_type in ['SLICEL', 'SLICEM']:
@ -30,28 +29,32 @@ def gen_sites(lr):
yield sorted(sites) yield sorted(sites)
def yield_bits(bits, nvals): def yield_bits(bits, nvals):
for i in range(nvals): for i in range(nvals):
mask = (1 << i) mask = (1 << i)
yield int(bool(bits & mask)) yield int(bool(bits & mask))
NUM_IMUX_INPUTS = 2*6*4
NUM_IMUX_INPUTS = 2 * 6 * 4
NUM_TILES = 20 NUM_TILES = 20
def emit_luts(choices, spec_idx, lr): def emit_luts(choices, spec_idx, lr):
for idx, sites in enumerate(itertools.islice(gen_sites(lr), 0, NUM_TILES)): for idx, sites in enumerate(itertools.islice(gen_sites(lr), 0, NUM_TILES)):
cidx = idx+spec_idx*NUM_TILES cidx = idx + spec_idx * NUM_TILES
if cidx < len(choices): if cidx < len(choices):
bits = choices[cidx] bits = choices[cidx]
else: else:
bits = random.randint(0, 2**NUM_IMUX_INPUTS-1) bits = random.randint(0, 2**NUM_IMUX_INPUTS - 1)
itr = yield_bits(bits, nvals=NUM_IMUX_INPUTS) itr = yield_bits(bits, nvals=NUM_IMUX_INPUTS)
for site in sites: for site in sites:
for lut in range(4): for lut in range(4):
print(''' print(
'''
(* KEEP, DONT_TOUCH, LOC = "{site}" *) (* KEEP, DONT_TOUCH, LOC = "{site}" *)
LUT6 {site}_lut{lut} ( LUT6 {site}_lut{lut} (
.I0({I0}), .I0({I0}),
@ -61,15 +64,15 @@ def emit_luts(choices, spec_idx, lr):
.I4({I4}), .I4({I4}),
.I5({I5}) .I5({I5})
);'''.format( );'''.format(
site=site, site=site,
lut=lut, lut=lut,
I0=next(itr), I0=next(itr),
I1=next(itr), I1=next(itr),
I2=next(itr), I2=next(itr),
I3=next(itr), I3=next(itr),
I4=next(itr), I4=next(itr),
I5=next(itr), I5=next(itr),
)) ))
def run(): def run():
@ -79,7 +82,7 @@ module top();
''') ''')
choices = util.gen_fuzz_choices(nvals=NUM_IMUX_INPUTS) choices = util.gen_fuzz_choices(nvals=NUM_IMUX_INPUTS)
spec_idx = util.specn()-1 spec_idx = util.specn() - 1
emit_luts(choices, spec_idx, 'L') emit_luts(choices, spec_idx, 'L')
emit_luts(choices, spec_idx, 'R') emit_luts(choices, spec_idx, 'R')

1
prjxray/util.py
View File

@ -244,6 +244,7 @@ def gen_fuzz_choices(nvals):
return choices return choices
def gen_fuzz_states(nvals): def gen_fuzz_states(nvals):
''' '''
Generates an optimal encoding to solve single bits as quickly as possible Generates an optimal encoding to solve single bits as quickly as possible