cuda-samples/Samples/matrixMulDynlinkJIT/extras/ptx2c.py

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2021-10-21 19:04:49 +08:00
#!/usr/bin/env python
from string import *
import os, getopt, sys, platform
g_Header = '''/* Copyright (c) 2021, NVIDIA CORPORATION. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of NVIDIA CORPORATION nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
////////////////////////////////////////////////////////////////////////////////
// This file is auto-generated, do not edit
////////////////////////////////////////////////////////////////////////////////
'''
def Usage():
print("Usage: ptx2c.py in out")
print("Description: performs embedding in.cubin or in.ptx file into out.c and out.h files as character array")
sys.exit(0)
def FormatCharHex(d):
s = hex(ord(d))
if len(s) == 3:
s = "0x0" + s[2]
return s
args = sys.argv[1:]
if not(len(sys.argv[1:]) == 2):
Usage()
out_h = args[1] + "_ptxdump.h"
out_c = args[1] + "_ptxdump.c"
h_in = open(args[0], 'r')
source_bytes = h_in.read()
source_bytes_len = len(source_bytes)
h_out_c = open(out_c, 'w')
h_out_c.writelines(g_Header)
h_out_c.writelines("#include \"" + out_h + "\"\n\n")
h_out_c.writelines("unsigned char " + args[1] + "_ptxdump[" + str(source_bytes_len+1) + "] = {\n")
h_out_h = open(out_h, 'w')
macro_h = "__" + args[1] + "_ptxdump_h__"
h_out_h.writelines(g_Header)
h_out_h.writelines("#ifndef " + macro_h + "\n")
h_out_h.writelines("#define " + macro_h + "\n\n")
h_out_h.writelines('#if defined __cplusplus\nextern "C" {\n#endif\n\n')
h_out_h.writelines("extern unsigned char " + args[1] + "_ptxdump[" + str(source_bytes_len+1) + "];\n\n")
h_out_h.writelines("#if defined __cplusplus\n}\n#endif\n\n")
h_out_h.writelines("#endif //" + macro_h + "\n")
newlinecnt = 0
for i in range(0, source_bytes_len):
h_out_c.write(FormatCharHex(source_bytes[i]) + ", ")
newlinecnt += 1
if newlinecnt == 16:
newlinecnt = 0
h_out_c.write("\n")
h_out_c.write("0x00\n};\n")
h_in.close()
h_out_c.close()
h_out_h.close()
print("ptx2c: CUmodule " + args[0] + " packed successfully")