05e945c0a8
M1 immediates are limited to 31-bit before they become negative. * module/mescc/x86_64/as.scm (x86_64:value->r, x86_64:r-cmp-value, x86_64:r-long-mem-add, x86_64:r-and): Limit M1 immediate to #x80000000. * lib/tests/scaffold/67-m1-overflow-check.c: New test. * build-aux/check-mescc.sh (mes_tests): Add it.
26 lines
874 B
C
26 lines
874 B
C
/* -*-comment-start: "//";comment-end:""-*-
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* GNU Mes --- Maxwell Equations of Software
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* Copyright © 2023 Andrius Štikonas <andrius@stikonas.eu>
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*
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* This file is part of GNU Mes.
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*
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* GNU Mes is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or (at
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* your option) any later version.
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*
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* GNU Mes is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNU Mes. If not, see <http://www.gnu.org/licenses/>.
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*/
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int
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main ()
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{
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return (0xe5894855 >> 31) - 1;
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}
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