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44803b5d87
gold/ PR gold/18695 * reloc.h (Relocate_functions::Address): New typedef. (Relocate_functions::Addendtype): New typedef. (Relocate_functions::Overflow_check): New enum type. (Relocate_functions::Reloc_status): New enum type. (Relocate_functions::check_overflow): New function template. (Relocate_functions::rel): Add check parameter; check for overflow. (Relocate_functions::rel_unaligned): Likewise. (Relocate_functions::rela): Likewise. (Relocate_functions::pcrel): Likewise. (Relocate_functions::pcrel_unaligned): Likewise. (Relocate_functions::pcrela): Likewise. (Relocate_functions::rel8): Adjust parameter types. (Relocate_functions::rela8): Likewise. (Relocate_functions::pcrel8): Likewise. (Relocate_functions::pcrela8): Likewise. (Relocate_functions::rel16): Likewise. (Relocate_functions::rela168): Likewise. (Relocate_functions::pcrel16): Likewise. (Relocate_functions::pcrela16): Likewise. (Relocate_functions::rel32): Likewise. (Relocate_functions::rel32_unaligned): Likewise. (Relocate_functions::rela32): Likewise. (Relocate_functions::pcrel32): Likewise. (Relocate_functions::pcrel32_unaligned): Likewise. (Relocate_functions::pcrela32): Likewise. (Relocate_functions::rel8_check): New function. (Relocate_functions::rela8_check): New function. (Relocate_functions::pcrel8_check): New function. (Relocate_functions::pcrela8_check): New function. (Relocate_functions::rel16_check): New function. (Relocate_functions::rela168_check): New function. (Relocate_functions::pcrel16_check): New function. (Relocate_functions::pcrela16_check): New function. (Relocate_functions::rel32_check): New function. (Relocate_functions::rel32_unaligned_check): New function. (Relocate_functions::rela32_check): New function. (Relocate_functions::pcrel32_check): New function. (Relocate_functions::pcrel32_unaligned_check): New function. (Relocate_functions::pcrela32_check): New function. (Bits::has_unsigned_overflow32): New function. (Bits::has_unsigned_overflow): New function. * testsuite/Makefile.am (overflow_unittest): New test. * testsuite/Makefile.in: Regenerate. * testsuite/overflow_unittest.cc: New source file.
140 lines
6.0 KiB
C++
140 lines
6.0 KiB
C++
// overflow_unittest.cc -- test functions that check for overflow.
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// Copyright (C) 2016 Free Software Foundation, Inc.
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// Written by Cary Coutant <ccoutant@google.com>.
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// This file is part of gold.
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// This program is free software; you can redistribute it and/or modify
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// it 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
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// (at your option) any later version.
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// This program is distributed in the hope that it will be useful,
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// but 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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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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// MA 02110-1301, USA.
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#include "gold.h"
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#include "reloc.h"
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#include <sys/types.h>
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#include "test.h"
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namespace gold_testsuite
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{
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using namespace gold;
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bool
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Overflow_test(Test_report*)
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{
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CHECK(! Bits<16>::has_unsigned_overflow(0ULL));
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CHECK(! Bits<16>::has_unsigned_overflow(1ULL));
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CHECK(! Bits<16>::has_unsigned_overflow(0x7fffULL));
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CHECK(! Bits<16>::has_unsigned_overflow(0x8000ULL));
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CHECK(! Bits<16>::has_unsigned_overflow(0x8001ULL));
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CHECK(! Bits<16>::has_unsigned_overflow(0xffffULL));
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CHECK(Bits<16>::has_unsigned_overflow(0x10000ULL));
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CHECK(Bits<16>::has_unsigned_overflow(0x10001ULL));
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CHECK(Bits<16>::has_unsigned_overflow(~0ULL));
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CHECK(Bits<16>::has_unsigned_overflow(~0x7fffULL + 1));
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CHECK(Bits<16>::has_unsigned_overflow(~0x8000ULL + 1));
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CHECK(Bits<16>::has_unsigned_overflow(~0x8001ULL + 1));
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CHECK(Bits<16>::has_unsigned_overflow(~0xffffULL + 1));
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CHECK(Bits<16>::has_unsigned_overflow(~0x10000ULL + 1));
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CHECK(Bits<16>::has_unsigned_overflow(~0x10001ULL + 1));
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CHECK(! Bits<16>::has_overflow(0ULL));
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CHECK(! Bits<16>::has_overflow(1ULL));
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CHECK(! Bits<16>::has_overflow(0x7fffULL));
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CHECK(Bits<16>::has_overflow(0x8000ULL));
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CHECK(Bits<16>::has_overflow(0x8001ULL));
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CHECK(Bits<16>::has_overflow(0xffffULL));
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CHECK(Bits<16>::has_overflow(0x10000ULL));
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CHECK(Bits<16>::has_overflow(0x10001ULL));
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CHECK(! Bits<16>::has_overflow(~0ULL));
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CHECK(! Bits<16>::has_overflow(~0x7fffULL + 1));
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CHECK(! Bits<16>::has_overflow(~0x8000ULL + 1));
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CHECK(Bits<16>::has_overflow(~0x8001ULL + 1));
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CHECK(Bits<16>::has_overflow(~0xffffULL + 1));
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CHECK(Bits<16>::has_overflow(~0x10000ULL + 1));
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CHECK(Bits<16>::has_overflow(~0x10001ULL + 1));
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CHECK(! Bits<16>::has_signed_unsigned_overflow64(0ULL));
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CHECK(! Bits<16>::has_signed_unsigned_overflow64(1ULL));
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CHECK(! Bits<16>::has_signed_unsigned_overflow64(0x7fffULL));
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CHECK(! Bits<16>::has_signed_unsigned_overflow64(0x8000ULL));
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CHECK(! Bits<16>::has_signed_unsigned_overflow64(0x8001ULL));
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CHECK(! Bits<16>::has_signed_unsigned_overflow64(0xffffULL));
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CHECK(Bits<16>::has_signed_unsigned_overflow64(0x10000ULL));
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CHECK(Bits<16>::has_signed_unsigned_overflow64(0x10001ULL));
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CHECK(! Bits<16>::has_signed_unsigned_overflow64(~0ULL));
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CHECK(! Bits<16>::has_signed_unsigned_overflow64(~0x7fffULL + 1));
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CHECK(! Bits<16>::has_signed_unsigned_overflow64(~0x8000ULL + 1));
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CHECK(Bits<16>::has_signed_unsigned_overflow64(~0x8001ULL + 1));
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CHECK(Bits<16>::has_signed_unsigned_overflow64(~0xffffULL + 1));
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CHECK(Bits<16>::has_signed_unsigned_overflow64(~0x10000ULL + 1));
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CHECK(Bits<16>::has_signed_unsigned_overflow64(~0x10001ULL + 1));
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CHECK(! Bits<16>::has_unsigned_overflow32(0U));
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CHECK(! Bits<16>::has_unsigned_overflow32(1U));
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CHECK(! Bits<16>::has_unsigned_overflow32(0x7fffU));
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CHECK(! Bits<16>::has_unsigned_overflow32(0x8000U));
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CHECK(! Bits<16>::has_unsigned_overflow32(0x8001U));
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CHECK(! Bits<16>::has_unsigned_overflow32(0xffffU));
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CHECK(Bits<16>::has_unsigned_overflow32(0x10000U));
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CHECK(Bits<16>::has_unsigned_overflow32(0x10001U));
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CHECK(Bits<16>::has_unsigned_overflow32(~0U));
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CHECK(Bits<16>::has_unsigned_overflow32(~0x7fffU + 1));
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CHECK(Bits<16>::has_unsigned_overflow32(~0x8000U + 1));
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CHECK(Bits<16>::has_unsigned_overflow32(~0x8001U + 1));
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CHECK(Bits<16>::has_unsigned_overflow32(~0xffffU + 1));
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CHECK(Bits<16>::has_unsigned_overflow32(~0x10000U + 1));
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CHECK(Bits<16>::has_unsigned_overflow32(~0x10001U + 1));
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CHECK(! Bits<16>::has_overflow32(0U));
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CHECK(! Bits<16>::has_overflow32(1U));
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CHECK(! Bits<16>::has_overflow32(0x7fffU));
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CHECK(Bits<16>::has_overflow32(0x8000U));
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CHECK(Bits<16>::has_overflow32(0x8001U));
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CHECK(Bits<16>::has_overflow32(0xffffU));
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CHECK(Bits<16>::has_overflow32(0x10000U));
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CHECK(Bits<16>::has_overflow32(0x10001U));
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CHECK(! Bits<16>::has_overflow32(~0U));
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CHECK(! Bits<16>::has_overflow32(~0x7fffU + 1));
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CHECK(! Bits<16>::has_overflow32(~0x8000U + 1));
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CHECK(Bits<16>::has_overflow32(~0x8001U + 1));
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CHECK(Bits<16>::has_overflow32(~0xffffU + 1));
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CHECK(Bits<16>::has_overflow32(~0x10000U + 1));
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CHECK(Bits<16>::has_overflow32(~0x10001U + 1));
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CHECK(! Bits<16>::has_signed_unsigned_overflow32(0U));
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CHECK(! Bits<16>::has_signed_unsigned_overflow32(1U));
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CHECK(! Bits<16>::has_signed_unsigned_overflow32(0x7fffU));
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CHECK(! Bits<16>::has_signed_unsigned_overflow32(0x8000U));
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CHECK(! Bits<16>::has_signed_unsigned_overflow32(0x8001U));
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CHECK(! Bits<16>::has_signed_unsigned_overflow32(0xffffU));
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CHECK(Bits<16>::has_signed_unsigned_overflow32(0x10000U));
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CHECK(Bits<16>::has_signed_unsigned_overflow32(0x10001U));
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CHECK(! Bits<16>::has_signed_unsigned_overflow32(~0U));
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CHECK(! Bits<16>::has_signed_unsigned_overflow32(~0x7fffU + 1));
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CHECK(! Bits<16>::has_signed_unsigned_overflow32(~0x8000U + 1));
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CHECK(Bits<16>::has_signed_unsigned_overflow32(~0x8001U + 1));
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CHECK(Bits<16>::has_signed_unsigned_overflow32(~0xffffU + 1));
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CHECK(Bits<16>::has_signed_unsigned_overflow32(~0x10000U + 1));
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CHECK(Bits<16>::has_signed_unsigned_overflow32(~0x10001U + 1));
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return true;
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}
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Register_test overflow_register("Overflow", Overflow_test);
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} // End namespace gold_testsuite.
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