subw.S revision 12771:75508af5d8dc 
1# See LICENSE for license details.
2
3#*****************************************************************************
4# subw.S
5#-----------------------------------------------------------------------------
6#
7# Test subw instruction.
8#
9
10#include "riscv_test.h"
11#include "test_macros.h"
12
13RVTEST_RV64U
14RVTEST_CODE_BEGIN
15
16  #-------------------------------------------------------------
17  # Arithmetic tests
18  #-------------------------------------------------------------
19
20  TEST_RR_OP( 2,  subw, 0x0000000000000000, 0x0000000000000000, 0x0000000000000000 );
21  TEST_RR_OP( 3,  subw, 0x0000000000000000, 0x0000000000000001, 0x0000000000000001 );
22  TEST_RR_OP( 4,  subw, 0xfffffffffffffffc, 0x0000000000000003, 0x0000000000000007 );
23
24  TEST_RR_OP( 5,  subw, 0x0000000000008000, 0x0000000000000000, 0xffffffffffff8000 );
25  TEST_RR_OP( 6,  subw, 0xffffffff80000000, 0xffffffff80000000, 0x0000000000000000 );
26  TEST_RR_OP( 7,  subw, 0xffffffff80008000, 0xffffffff80000000, 0xffffffffffff8000 );
27
28  TEST_RR_OP( 8,  subw, 0xffffffffffff8001, 0x0000000000000000, 0x0000000000007fff );
29  TEST_RR_OP( 9,  subw, 0x000000007fffffff, 0x000000007fffffff, 0x0000000000000000 );
30  TEST_RR_OP( 10, subw, 0x000000007fff8000, 0x000000007fffffff, 0x0000000000007fff );
31
32  TEST_RR_OP( 11, subw, 0x000000007fff8001, 0xffffffff80000000, 0x0000000000007fff );
33  TEST_RR_OP( 12, subw, 0xffffffff80007fff, 0x000000007fffffff, 0xffffffffffff8000 );
34
35  TEST_RR_OP( 13, subw, 0x0000000000000001, 0x0000000000000000, 0xffffffffffffffff );
36  TEST_RR_OP( 14, subw, 0xfffffffffffffffe, 0xffffffffffffffff, 0x0000000000000001 );
37  TEST_RR_OP( 15, subw, 0x0000000000000000, 0xffffffffffffffff, 0xffffffffffffffff );
38
39  #-------------------------------------------------------------
40  # Source/Destination tests
41  #-------------------------------------------------------------
42
43  TEST_RR_SRC1_EQ_DEST( 16, subw, 2, 13, 11 );
44  TEST_RR_SRC2_EQ_DEST( 17, subw, 3, 14, 11 );
45  TEST_RR_SRC12_EQ_DEST( 18, subw, 0, 13 );
46
47  #-------------------------------------------------------------
48  # Bypassing tests
49  #-------------------------------------------------------------
50
51  TEST_RR_DEST_BYPASS( 19, 0, subw, 2, 13, 11 );
52  TEST_RR_DEST_BYPASS( 20, 1, subw, 3, 14, 11 );
53  TEST_RR_DEST_BYPASS( 21, 2, subw, 4, 15, 11 );
54
55  TEST_RR_SRC12_BYPASS( 22, 0, 0, subw, 2, 13, 11 );
56  TEST_RR_SRC12_BYPASS( 23, 0, 1, subw, 3, 14, 11 );
57  TEST_RR_SRC12_BYPASS( 24, 0, 2, subw, 4, 15, 11 );
58  TEST_RR_SRC12_BYPASS( 25, 1, 0, subw, 2, 13, 11 );
59  TEST_RR_SRC12_BYPASS( 26, 1, 1, subw, 3, 14, 11 );
60  TEST_RR_SRC12_BYPASS( 27, 2, 0, subw, 4, 15, 11 );
61
62  TEST_RR_SRC21_BYPASS( 28, 0, 0, subw, 2, 13, 11 );
63  TEST_RR_SRC21_BYPASS( 29, 0, 1, subw, 3, 14, 11 );
64  TEST_RR_SRC21_BYPASS( 30, 0, 2, subw, 4, 15, 11 );
65  TEST_RR_SRC21_BYPASS( 31, 1, 0, subw, 2, 13, 11 );
66  TEST_RR_SRC21_BYPASS( 32, 1, 1, subw, 3, 14, 11 );
67  TEST_RR_SRC21_BYPASS( 33, 2, 0, subw, 4, 15, 11 );
68
69  TEST_RR_ZEROSRC1( 34, subw, 15, -15 );
70  TEST_RR_ZEROSRC2( 35, subw, 32, 32 );
71  TEST_RR_ZEROSRC12( 36, subw, 0 );
72  TEST_RR_ZERODEST( 37, subw, 16, 30 );
73
74  TEST_PASSFAIL
75
76RVTEST_CODE_END
77
78  .data
79RVTEST_DATA_BEGIN
80
81  TEST_DATA
82
83RVTEST_DATA_END
84