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[/] [s80186/] [trunk/] [tests/] [simulator/] [TestRegisterFile.cpp] - Rev 2
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// Copyright Jamie Iles, 2017 // // This file is part of s80x86. // // s80x86 is free software: you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // s80x86 is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with s80x86. If not, see <http://www.gnu.org/licenses/>. #include <gtest/gtest.h> #include "RegisterFile.h" TEST(RegisterFile, hlx_update_propogated) { RegisterFile rf; rf.set(AX, 0x55aa); ASSERT_EQ(0x55, rf.get(AH)); ASSERT_EQ(0xaa, rf.get(AL)); ASSERT_EQ(0x55aa, rf.get(AX)); rf.set(AH, 0xde); rf.set(AL, 0xad); ASSERT_EQ(0xde, rf.get(AH)); ASSERT_EQ(0xad, rf.get(AL)); ASSERT_EQ(0xdead, rf.get(AX)); } TEST(RegisterFile, reset_clears) { RegisterFile rf; rf.set(AX, 0x1234); ASSERT_EQ(0x1234, rf.get(AX)); rf.set_flags(0x0000); // Bit 1 is always 1 on 8086 ASSERT_EQ(0xf002, rf.get_flags()); rf.reset(); ASSERT_EQ(0x0000, rf.get(AX)); // Bit 1 is always 1 on 8086 ASSERT_EQ(FLAGS_STUCK_BITS, rf.get_flags()); } TEST(RegisterFile, flags_mask) { RegisterFile rf; rf.set_flags(CF | AF, CF); ASSERT_EQ(CF | FLAGS_STUCK_BITS, rf.get_flags()); }