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Author SHA1 Message Date
Siu Kwan Lam
ca192850ee Silent capsule memory logger. 2013-05-14 00:55:09 -05:00
Travis E. Oliphant
7a77be01cc Fix a few erros. Add an array type 2013-05-14 00:51:45 -05:00
143 changed files with 2194 additions and 8627 deletions

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@ -1,40 +1,3 @@
2014-04-28 0.12.5:
---------------------
* Fixes memory leaks (#92)
* Fixes tarball (#99)
2014-03-20 0.12.4:
---------------------
* Add dylib_import_library and friends
* Fix BasicBlock downcast
* Module hashing
* Fix test script
2014-02-18 0.12.3:
---------------------
* Fix deprecation message for py2.6
* Fix llvm_cbuilder for using deprecated_alloca
* Merged PR #88 by cantora
* Merged PR #94 by cgohlke
2014-02-04 0.12.2:
---------------------
* enhance wrapper efficiency by moving some capsule code into C++
* fix unclosed file handler in avx_support
* multiple-dimension insert_value, extract_value
* various minor fixes
2013-11-11 0.12.1:
---------------------
* various bug fixes
2013-08-28 0.12.0:
---------------------
* update to LLVM 3.3 and maintain compatibility with LLVM 3.2
* add LLRT for minimal support for 64-bit divmod on 32-bit platform
* start to adopt MCJIT (not quite usable on win32)
* various bug fixes
2013-03-05 0.11.1: 2013-03-05 0.11.1:
-------------------- --------------------
* fix test when cc is not available * fix test when cc is not available

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include CHANGELOG LICENSE README.rst setup.py MANIFEST.in versioneer.py include CHANGELOG LICENSE README setup.py MANIFEST.in
recursive-include llvm * recursive-include llvm *
recursive-include llvmpy *
recursive-include www * recursive-include www *
recursive-include test * recursive-include test *
recursive-include tools * recursive-include tools *

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@ -30,14 +30,11 @@ Quickstart
to separate your custom build from the default system package. Please to separate your custom build from the default system package. Please
replace ``LLVM_INSTALL_PATH`` with your own path. replace ``LLVM_INSTALL_PATH`` with your own path.
3. Run ``REQUIRES_RTTI=1 make install`` to build and install. 3. Run ``REQUIRES_RTTI=1 make`` to build.
**Note**: With LLVM 3.2, the default build configuration has C++ RTTI **Note**: With LLVM 3.2, the default build configuration has C++ RTTI
disabled. However, llvmpy requires RTTI. disabled. However, llvmpy requires RTTI.
**Note**: Use ``make -j2 install`` to enable concurrent build.
Replace ``2`` with the actual number of processor you have.
4. Get llvm-py and install it:: 4. Get llvm-py and install it::
$ git clone git@github.com:llvmpy/llvmpy.git $ git clone git@github.com:llvmpy/llvmpy.git

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set LLVMPY_DYNLINK=0
set INCLUDE=%LIBRARY_INC%
set LIBPATH=%LIBRARY_LIB%
set LIB=%LIBRARY_LIB%
%PYTHON% setup.py install
if errorlevel 1 exit 1

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#!/bin/bash
if [[ (`uname` == Linux) && (`uname -m` != armv6l) ]]
then
export CC=gcc
#gcc44
export CXX=g++
#g++44
fi
export LLVMPY_DYNLINK=$DISTRO_BUILD
$PYTHON setup.py install

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@ -1,28 +0,0 @@
package:
name: llvmpy
version: 99.9.9
source:
git_url: git@github.com:llvmpy/llvmpy.git
# git_tag: 0.12.0
requirements:
build:
- llvm
- python
#- chrpath [linux]
run:
- llvm [unix]
- python
test:
imports:
- llvm
- llvmpy
- llvmpy._api
- llvmpy._capsule
- llpython
- llvm_array
- llvm_cbuilder

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import sys
import platform
import llvm
from llvm.core import Module
from llvm.ee import EngineBuilder
from llvm.utils import check_intrinsics
m = Module.new('fjoidajfa')
eb = EngineBuilder.new(m)
target = eb.select_target()
print('target.triple=%r' % target.triple)
if sys.platform == 'darwin':
s = {'64bit': 'x86_64', '32bit': 'x86'}[platform.architecture()[0]]
assert target.triple.startswith(s + '-apple-darwin')
assert llvm.test(verbosity=2, run_isolated=False) == 0
#check_intrinsics.main()
print('llvm.__version__: %s' % llvm.__version__)
#assert llvm.__version__ == '0.12.0'

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@ -3,8 +3,8 @@
You can adapt this file completely to your liking, but it should at least You can adapt this file completely to your liking, but it should at least
contain the root `toctree` directive. contain the root `toctree` directive.
llvmpy Documentation for llvmpy
====== ========================
Contents: Contents:
@ -22,7 +22,7 @@ Contents:
Indices and tables Indices and tables
------------------ ==================
* :ref:`genindex` * :ref:`genindex`
* :ref:`modindex` * :ref:`modindex`

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'''
This example shows:
1) how to use vector instructions
2) how to take advantage of LLVM loop vectorization to transform scalar
operations to vector operations
'''
from __future__ import print_function
import llvm.core as lc
import llvm.ee as le
import llvm.passes as lp
from ctypes import CFUNCTYPE, POINTER, c_int, c_float
def build_manual_vector():
mod = lc.Module.new('manual.vector')
intty = lc.Type.int(32)
vecty = lc.Type.vector(lc.Type.float(), 4)
aryty = lc.Type.pointer(lc.Type.float())
fnty = lc.Type.function(lc.Type.void(), [aryty, aryty, aryty, intty])
fn = mod.add_function(fnty, name='vector_add')
bbentry = fn.append_basic_block('entry')
bbloopcond = fn.append_basic_block('loop.cond')
bbloopbody = fn.append_basic_block('loop.body')
bbexit = fn.append_basic_block('exit')
builder = lc.Builder.new(bbentry)
# populate function body
in1, in2, out, size = fn.args
ZERO = lc.Constant.null(intty)
loopi_ptr = builder.alloca(intty)
builder.store(ZERO, loopi_ptr)
builder.branch(bbloopcond)
builder.position_at_end(bbloopcond)
loopi = builder.load(loopi_ptr)
loopcond = builder.icmp(lc.ICMP_ULT, loopi, size)
builder.cbranch(loopcond, bbloopbody, bbexit)
builder.position_at_end(bbloopbody)
vecaryty = lc.Type.pointer(vecty)
in1asvec = builder.bitcast(builder.gep(in1, [loopi]), vecaryty)
in2asvec = builder.bitcast(builder.gep(in2, [loopi]), vecaryty)
outasvec = builder.bitcast(builder.gep(out, [loopi]), vecaryty)
vec1 = builder.load(in1asvec)
vec2 = builder.load(in2asvec)
vecout = builder.fadd(vec1, vec2)
builder.store(vecout, outasvec)
next = builder.add(loopi, lc.Constant.int(intty, 4))
builder.store(next, loopi_ptr)
builder.branch(bbloopcond)
builder.position_at_end(bbexit)
builder.ret_void()
return mod, fn
def build_auto_vector():
mod = lc.Module.new('auto.vector')
# Loop vectorize is sensitive to the size of the index size(!?)
intty = lc.Type.int(tuple.__itemsize__ * 8)
aryty = lc.Type.pointer(lc.Type.float())
fnty = lc.Type.function(lc.Type.void(), [aryty, aryty, aryty, intty])
fn = mod.add_function(fnty, name='vector_add')
bbentry = fn.append_basic_block('entry')
bbloopcond = fn.append_basic_block('loop.cond')
bbloopbody = fn.append_basic_block('loop.body')
bbexit = fn.append_basic_block('exit')
builder = lc.Builder.new(bbentry)
# populate function body
in1, in2, out, size = fn.args
in1.add_attribute(lc.ATTR_NO_ALIAS)
in2.add_attribute(lc.ATTR_NO_ALIAS)
out.add_attribute(lc.ATTR_NO_ALIAS)
ZERO = lc.Constant.null(intty)
loopi_ptr = builder.alloca(intty)
builder.store(ZERO, loopi_ptr)
builder.branch(bbloopcond)
builder.position_at_end(bbloopcond)
loopi = builder.load(loopi_ptr)
loopcond = builder.icmp(lc.ICMP_ULT, loopi, size)
builder.cbranch(loopcond, bbloopbody, bbexit)
builder.position_at_end(bbloopbody)
in1elem = builder.load(builder.gep(in1, [loopi]))
in2elem = builder.load(builder.gep(in2, [loopi]))
outelem = builder.fadd(in1elem, in2elem)
builder.store(outelem, builder.gep(out, [loopi]))
next = builder.add(loopi, lc.Constant.int(intty, 1))
builder.store(next, loopi_ptr)
builder.branch(bbloopcond)
builder.position_at_end(bbexit)
builder.ret_void()
return mod, fn
def example(title, module_builder, opt):
print(title.center(80, '='))
mod, fn = module_builder()
eb = le.EngineBuilder.new(mod).opt(3)
if opt:
print('opt')
tm = eb.select_target()
pms = lp.build_pass_managers(mod=mod, tm=tm, opt=3, loop_vectorize=True,
fpm=False)
pms.pm.run(mod)
print(mod)
print(mod.to_native_assembly())
engine = eb.create()
ptr = engine.get_pointer_to_function(fn)
callable = CFUNCTYPE(None, POINTER(c_float), POINTER(c_float),
POINTER(c_float), c_int)(ptr)
N = 20
in1 = (c_float * N)(*range(N))
in2 = (c_float * N)(*range(N))
out = (c_float * N)()
print('in1: ', list(in1))
print('in1: ', list(in2))
callable(in1, in2, out, N)
print('out', list(out))
def main():
example('manual vector function', build_manual_vector, False)
example('auto vector function', build_auto_vector, True)
if __name__ == '__main__':
main()

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#! /usr/bin/env python
# ______________________________________________________________________ # ______________________________________________________________________
from __future__ import absolute_import from __future__ import absolute_import
import opcode import opcode

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#! /usr/bin/env python
# ______________________________________________________________________ # ______________________________________________________________________
from __future__ import absolute_import from __future__ import absolute_import
import dis import dis

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#! /usr/bin/env python
# ______________________________________________________________________ # ______________________________________________________________________
'''Defines a bytecode based LLVM translator for llpython code. '''Defines a bytecode based LLVM translator for llpython code.
''' '''

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#! /usr/bin/env python
# ______________________________________________________________________ # ______________________________________________________________________
from __future__ import absolute_import from __future__ import absolute_import
import itertools import itertools

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#! /usr/bin/env python
# ______________________________________________________________________ # ______________________________________________________________________
import ctypes import ctypes

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#! /usr/bin/env python
# ______________________________________________________________________ # ______________________________________________________________________
import pprint import pprint

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#! /usr/bin/env python
# ______________________________________________________________________ # ______________________________________________________________________
from __future__ import absolute_import from __future__ import absolute_import
from . import opcode_util from . import opcode_util

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#! /usr/bin/env python
# ______________________________________________________________________ # ______________________________________________________________________
from __future__ import absolute_import from __future__ import absolute_import
import sys import sys

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#! /usr/bin/env python
# ______________________________________________________________________ # ______________________________________________________________________
import dis import dis

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#! /usr/bin/env python
# ______________________________________________________________________ # ______________________________________________________________________
from .bytecode_visitor import BytecodeFlowVisitor, BenignBytecodeVisitorMixin from .bytecode_visitor import BytecodeFlowVisitor, BenignBytecodeVisitorMixin

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#! /usr/bin/env python
# ______________________________________________________________________ # ______________________________________________________________________
import ctypes import ctypes

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