88 lines
2.1 KiB
Python
88 lines
2.1 KiB
Python
#!/usr/bin/python3
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# The OS/K Team licenses this file to you under the MIT license.
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# See the LICENSE file in the project root for more information.
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from tempfile import TemporaryFile
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def parse_1(fi, fp):
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global count
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# "instr ri ri" => "instr r r\ninstr r i\ninstr i r..."
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# not optimal but will do for now
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for _, line in enumerate(fi):
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if line[0] == '#' or line[0] == ' ' or line[0] == '\n':
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continue
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line = line.strip()
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if line[:8] == "include ":
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_, fn = line.split(' ', 1)
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fi2 = open(fn[1:-1])
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parse_1(fi2, fp)
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continue
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fp.write("{}\n".format(line))
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def parse_2(fp):
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global count
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fp.seek(0)
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for _, line in enumerate(fp):
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tok = line.strip().split(' ')
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assert(len(tok) > 0)
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deprecated = ''
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if tok[0][0] == '!':
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assert(len(tok[0]) > 1)
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deprecated = '__'
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tok[0] = tok[0][1:]
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if len(tok) == 1:
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name = tok[0]
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n = 0
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else:
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assert(len(tok) == 2)
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n = tok[1]
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ls.write("{}{}_{}\n".format(deprecated, tok[0], n))
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hd.write("#ifdef _NEED_ARCH_I\n")
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hd.write('{{ "{}{}", {}, i_{}_{} }},\n'\
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.format(deprecated, tok[0], n, tok[0], n))
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hd.write("#else\n")
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hd.write("#define I_{}_{} {}\n".format(tok[0].upper(), n, count))
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hd.write("extern bool i_{}_{}(acc_t *, acc_t *, acc_t *, ulong *, ulong *);\n"
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.format(tok[0], n))
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hd.write("#endif\n\n")
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count = count + 1
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fi = open("INSTRS")
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hd = open("../ob/arch_i.h", "w")
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ls = open("../ob/instrs.lst", "w")
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count = 0
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hd.write("// Auto-generated by arch_i.py from INSTRS\n\n");
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hd.write("#ifdef _NEED_ARCH_I\n")
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hd.write("instr_t arch_i[] =\n{\n\n")
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hd.write("#endif\n")
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fp = TemporaryFile(mode="w+")
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parse_1(fi, fp)
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parse_2(fp)
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hd.write("#ifdef _NEED_ARCH_I\n")
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hd.write("};\n")
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hd.write("#else\n")
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hd.write("#define NINSTRS {}\n\n".format(count))
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hd.write("#endif\n")
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ls.close()
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hd.close()
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