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Populate arch by default; add --keep

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This commit is contained in:
Steven Robertson 2017-04-24 16:39:15 -07:00
parent 582221dd0f
commit 9892acbc7f
3 changed files with 13 additions and 7 deletions
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5
cuburn/code/util.py
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@ -96,7 +96,7 @@ def assemble_code(*libs):
DEFAULT_CMP_OPTIONS = ('-use_fast_math', '-lineinfo') DEFAULT_CMP_OPTIONS = ('-use_fast_math', '-lineinfo')
DEFAULT_SAVE_KERNEL = True DEFAULT_SAVE_KERNEL = True
def compile(name, src, opts=DEFAULT_CMP_OPTIONS, save=DEFAULT_SAVE_KERNEL, def compile(name, src, opts=DEFAULT_CMP_OPTIONS, save=DEFAULT_SAVE_KERNEL,
arch=None): arch=None, keep=False):
""" """
Compile a module. Returns a copy of the source (for inspection or Compile a module. Returns a copy of the source (for inspection or
display) and the compiled cubin. display) and the compiled cubin.
@ -105,7 +105,8 @@ def compile(name, src, opts=DEFAULT_CMP_OPTIONS, save=DEFAULT_SAVE_KERNEL,
if save: if save:
with open(os.path.join(dir, name + '_kern.cu'), 'w') as fp: with open(os.path.join(dir, name + '_kern.cu'), 'w') as fp:
fp.write(src) fp.write(src)
cubin = pycuda.compiler.compile(src, options=list(opts), arch=arch) cubin = pycuda.compiler.compile(src, options=list(opts), arch=arch,
keep=keep)
if save: if save:
with open(os.path.join(dir, name + '_kern.cubin'), 'w') as fp: with open(os.path.join(dir, name + '_kern.cubin'), 'w') as fp:
fp.write(cubin) fp.write(cubin)

8
cuburn/render.py
View File

@ -218,9 +218,9 @@ class Renderer(object):
_modrefs = {} _modrefs = {}
@classmethod @classmethod
def compile(cls, gnm, arch=None): def compile(cls, gnm, arch=None, keep=False):
packer, lib = iter.mkiterlib(gnm) packer, lib = iter.mkiterlib(gnm)
cubin = util.compile('iter', assemble_code(lib), arch=arch) cubin = util.compile('iter', assemble_code(lib), arch=arch, keep=keep)
return packer, lib, cubin return packer, lib, cubin
def load(self, cubin): def load(self, cubin):
@ -232,8 +232,8 @@ class Renderer(object):
self._modrefs[cubin] = mod self._modrefs[cubin] = mod
return mod return mod
def __init__(self, gnm, gprof): def __init__(self, gnm, gprof, keep=False, arch=None):
self.packer, self.lib, self.cubin = self.compile(gnm) self.packer, self.lib, self.cubin = self.compile(gnm, keep=keep, arch=arch)
self.mod = self.load(self.cubin) self.mod = self.load(self.cubin)
self.filts = filters.create(gprof) self.filts = filters.create(gprof)
self.out = output.get_output_for_profile(gprof) self.out = output.get_output_for_profile(gprof)

7
main.py
View File

@ -125,7 +125,10 @@ def main(args, prof):
try: try:
rmgr = render.RenderManager() rmgr = render.RenderManager()
rdr = render.Renderer(gnm, gprof) arch = 'sm_{}{}'.format(
dev.get_attribute(cuda.device_attribute.COMPUTE_CAPABILITY_MAJOR),
dev.get_attribute(cuda.device_attribute.COMPUTE_CAPABILITY_MINOR))
rdr = render.Renderer(gnm, gprof, keep=args.keep, arch=arch)
def render_iter(): def render_iter():
m = os.path.getmtime(args.flame) m = os.path.getmtime(args.flame)
@ -191,6 +194,8 @@ if __name__ == "__main__":
help="Print the blended animation and exit.") help="Print the blended animation and exit.")
parser.add_argument('--device', metavar='NUM', type=int, parser.add_argument('--device', metavar='NUM', type=int,
help="GPU device number to use (from nvidia-smi).") help="GPU device number to use (from nvidia-smi).")
parser.add_argument('--keep', action='store_true',
help="Keep compiled kernels to help with profiling")
profile.add_args(parser) profile.add_args(parser)
args = parser.parse_args() args = parser.parse_args()