1 //===- subzero/unittest/AssemblerX8664/GPRArith.cpp -----------------------===//
2 //
3 // The Subzero Code Generator
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 #include "AssemblerX8664/TestUtil.h"
10
11 namespace Ice {
12 namespace X8664 {
13 namespace Test {
14 namespace {
15
TEST_F(AssemblerX8664LowLevelTest,Nop)16 TEST_F(AssemblerX8664LowLevelTest, Nop) {
17 #define TestImpl(Size, ...) \
18 do { \
19 static constexpr char TestString[] = "(" #Size ", " #__VA_ARGS__ ")"; \
20 __ nop(Size); \
21 ASSERT_EQ(Size##u, codeBytesSize()) << TestString; \
22 ASSERT_TRUE(verifyBytes<Size>(codeBytes(), __VA_ARGS__)) << TestString; \
23 reset(); \
24 } while (0);
25
26 TestImpl(1, 0x90);
27 TestImpl(2, 0x66, 0x90);
28 TestImpl(3, 0x0F, 0x1F, 0x00);
29 TestImpl(4, 0x0F, 0x1F, 0x40, 0x00);
30 TestImpl(5, 0x0F, 0x1F, 0x44, 0x00, 0x00);
31 TestImpl(6, 0x66, 0x0F, 0x1F, 0x44, 0x00, 0x00);
32 TestImpl(7, 0x0F, 0x1F, 0x80, 0x00, 0x00, 0x00, 0x00);
33 TestImpl(8, 0x0F, 0x1F, 0x84, 0x00, 0x00, 0x00, 0x00, 0x00);
34
35 #undef TestImpl
36 }
37
TEST_F(AssemblerX8664LowLevelTest,Int3)38 TEST_F(AssemblerX8664LowLevelTest, Int3) {
39 __ int3();
40 static constexpr uint32_t ByteCount = 1;
41 ASSERT_EQ(ByteCount, codeBytesSize());
42 verifyBytes<ByteCount>(codeBytes(), 0xCC);
43 }
44
TEST_F(AssemblerX8664LowLevelTest,Hlt)45 TEST_F(AssemblerX8664LowLevelTest, Hlt) {
46 __ hlt();
47 static constexpr uint32_t ByteCount = 1;
48 ASSERT_EQ(ByteCount, codeBytesSize());
49 verifyBytes<ByteCount>(codeBytes(), 0xF4);
50 }
51
TEST_F(AssemblerX8664LowLevelTest,Ud2)52 TEST_F(AssemblerX8664LowLevelTest, Ud2) {
53 __ ud2();
54 static constexpr uint32_t ByteCount = 2;
55 ASSERT_EQ(ByteCount, codeBytesSize());
56 verifyBytes<ByteCount>(codeBytes(), 0x0F, 0x0B);
57 }
58
59 } // end of anonymous namespace
60 } // end of namespace Test
61 } // end of namespace X8664
62 } // end of namespace Ice
63